1 2007-07-05 Anatoly Sokolov <aesok@post.ru>
3 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
4 zero_extendhisi2): Change to define_insn_and_split.
5 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
7 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
9 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
10 pass_match_asm_constraints): New.
11 * passes.c (init_optimization_passes): Add new pass.
12 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
13 * function.h (struct function): Add has_asm_statement bit.
14 (current_function_has_asm_statement): New.
15 * tree-pass.h (pass_match_asm_constraints): New.
17 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
19 * config/mips/mips.c (mips_file_start): Avoid declaration
22 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
24 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
26 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
28 * rtl.def (NOTE): Change print format string to print
29 operand 5 as a note insn name.
31 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
32 David Ung <davidu@mips.com>
34 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
35 * doc/invoke.texi: (MIPS Options): Document them.
37 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
38 David Ung <davidu@mips.com>
40 Add support for SmartMIPS ASE.
42 * optabs.c (expand_binop_directly): New, broken out from...
43 (expand_binop): Here. Make it try rotating in the other
44 direction even when the second operand isn't constant.
45 * config/mips/mips.md (*lwxs): New.
46 * config/mips/mips.opt (msmartmips): New.
47 * config/mips/mips.c (mips_lwxs_address_p): New.
48 (mips_rtx_costs): Make it recognize scaled indexed addressing.
49 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
50 __mips_smartmips when compiling for TARGET_SMARTMIPS.
51 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
53 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
54 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
55 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
56 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
57 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
58 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
59 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
61 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
63 * tree-vectorizer.c (new_loop_vec_info): Initialize
64 LOOP_VINFO_COST_MODEL_MIN_ITERS.
65 * tree-vectorizer.h (_loop_vec_info): Added new filed
67 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
68 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
69 * tree-vect-analyze.c (vect_analyze_operations): Set
70 LOOP_VINFO_COST_MODEL_MIN_ITERS.
71 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
72 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
73 Fix calculation of peel_iters_prologue. Move consideration of epilogue
74 and prologue cost to after they are computed.
75 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
77 (vect_model_simple_cost): Takes additional argument dt. Consider cost
78 of creating vectors from scalars according to dt.
79 (vect_model_store_cost): Likewise.
80 (vectorizable_call): Use dt array instead of scalar dt. Call
81 vect_model_simple_cost with additional argument dt.
82 (vectorizable_assignment): Likewise.
83 (vectorizable_operation): Likewise.
84 (vectorizable_type_demotion): Likewise.
85 (vectorizable_type_promotion): Likewise.
86 (vectorizable_store): Use dt array instead of scalar dt. Call
87 vect_model_store_cost with additional argument dt.
88 (vect_do_peeling_for_loop_bound): Don't call
89 vect_estimate_min_profitable_iters. Instead, lookup
90 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
91 "may not be profitable".
93 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
96 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
97 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
98 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
99 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
101 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
103 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
104 addressing modes cheaper.
106 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
108 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
109 (dw_ranges_struct): Rename block_num to num. Adjust.
110 (dw_ranges_by_label_struct): New.
111 (ranges_by_label, ranges_by_label_allocated,
112 ranges_by_label_in_use): New variables.
113 (add_ranges_num): Factored most of the code out of...
114 (add_ranges): ... this one. Rewrite in terms of the former.
115 (add_ranges_by_labels): New.
116 (output_ranges): Output by-label ranges.
117 (dwarf2out_finish): Output range for multiple-section
118 compile_unit. Output standard DW_AT_low_pc in addition to
119 unexpected DW_AT_entry_pc.
121 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
123 PR tree-optimization/32604
124 PR tree-optimization/32606
126 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
127 (compute_antic_safe): Removed.
128 (ANTIC_SAFE_LOADS): Ditto.
129 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
130 (execute_pre): Don't call compute_antic_safe.
131 (vuse_equiv): New function.
132 (make_values_for_stmt): Use it
133 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
136 2007-07-04 Anatoly Sokolov <aesok@post.ru>
139 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
141 (avr_attribute_table): Make "naked" attribute apply to function types
142 rather than to decls.
143 (avr_handle_fntype_attribute): New function.
145 2007-07-04 Joseph Myers <joseph@codesourcery.com>
147 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
150 2007-07-04 David Ung <davidu@mips.com>
151 Joseph Myers <joseph@codesourcery.com>
153 * config/mips/mips.md (type): Add logical, signext and move.
154 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
155 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
156 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
157 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
158 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
159 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
160 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
161 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
162 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
163 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
164 movv2sf_hardfloat_64bit): Use the new types.
165 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
166 *movdf_softfloat, *movdf_mips16): Use "multi".
167 (extendqihi2): Replace with a define_expand.
168 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
169 Based on extend<SHORT:mode><GPR:mode>2 patterns.
170 * config/mips/74k.md (r74k_int_logical): New reservation and
172 (r74k_int_arith): Remove "slt".
173 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
174 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
175 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
176 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
177 reservations for "arith".
179 2007-07-04 Richard Guenther <rguenther@suse.de>
181 * tree-ssa.c (useless_type_conversion_p): Add handling for
182 scalar float and vector types. Only call the types_compatible_p
183 langhook for aggregate types as last resort. Follow the
186 2007-07-04 Richard Guenther <rguenther@suse.de>
188 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
189 the same as NOP_EXPR.
191 2007-07-04 Nick Clifton <nickc@redhat.com>
193 * target.h (struct gcc_target): Add target_help field.
194 * target-def.h (TARGET_HELP): New.
195 (TARGET_INITIALIZER): Use TARGET_HELP.
196 * opts.c (command_handle_option): Invoke target_help function, if
197 defined, when the user has specified --target-help on the command
199 * doc/invoke.texi: Mention that --target-help might print
200 additional information.
201 * doc/tm.texi: Document TARGET_HELP hook.
203 * arm.c (TARGET_HELP): Override default definition.
204 (arm_target_help): New - display a wrapped list of cores and
205 architectures supported.
207 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
209 * config/gcc/v850/v850.c (expand_prologue): Make sure
210 GEN_INT() argument is sign extended rather than zero extended.
211 (expand_epilogue): Likewise.
212 (output_move_double): Delete.
213 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
214 * config/gcc/v850/v850.md (movdi): Delete.
215 (*movdi_internal): Delete.
217 (*movdf_internal): Delete.
219 2007-07-04 Richard Sandiford <richard@codesourcery.com>
221 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
222 unless compiling RTP PIC.
224 2007-07-04 Richard Guenther <rguenther@suse.de>
226 PR tree-optimization/32482
227 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
228 original ssa name if we didn't find a shift expression.
229 Fix shift constant for bit zero test.
231 2007-07-04 Richard Sandiford <richard@codesourcery.com>
233 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
235 2007-07-04 Richard Sandiford <richard@codesourcery.com>
237 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
238 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
239 * config/arm/vxworks.h (ASM_SPEC): Delete.
240 (SUBTARGET_EXTRA_ASM_SPEC): Define.
242 2007-07-04 Sebastian Pop <sebpop@gmail.com>
244 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
245 (DDR_REVERSED_P): New.
246 * tree-data-ref.c (initialize_data_dependence_relation,
247 build_classic_dist_vector): Set DDR_REVERSED_P.
249 2007-07-04 Sebastian Pop <sebpop@gmail.com>
252 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
253 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
254 init_omega_for_ddr_1): Use non conservative number of iterations
256 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
257 (analyze_siv_subscript): Remove FIXME and reinitialization of
258 last_conflicts to chrec_dont_know.
259 * testsuite/gfortran.dg/vect/pr32457.f90: New.
261 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
263 * tree.c (maybe_canonicalize_argtypes): Improve description.
265 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
267 * tree.c (maybe_canonicalize_argtypes): New.
268 (build_function_type): Set canonical type.
269 (build_method_type_directly): Ditto.
270 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
273 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
275 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
277 (rewrite_use_nonlinear_expr): Likewise.
279 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
281 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
283 2007-07-04 Ben Elliston <bje@au.ibm.com>
285 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
288 * c-objc-common.c (c_types_compatible_p): Fix indentation.
290 * doc/tm.texi (Run-time Target): Capitalise "CPU".
291 (Exception Handling): Likewise.
293 2007-07-03 Jan Hubicka <jh@suse.cz>
295 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
297 2007-07-03 Eric Christopher <echristo@apple.com>
299 * doc/cppopts.texi: Add conflicting option note to -dM.
300 * doc/invoke.texi: Add note about possible conflicts with
301 -E for -dCHARS and note that -dM will not produce
302 any results if there is no machine dependent reorg.
304 2007-07-03 Geoffrey Keating <geoffk@apple.com>
306 * tree.h (DECL_ALIGN): Back out previous change.
308 2007-07-03 Joseph Myers <joseph@codesourcery.com>
310 * configure.ac: Test for .dtprelword support on MIPS.
311 * configure, config.in: Regenerate.
312 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
313 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
315 2007-07-03 Julian Brown <julian@codesourcery.com>
317 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
318 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
319 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
320 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
322 (all_fpus): Add FPUTYPE_VFP3.
323 (fp_model_for_fpu): Add VFPv3 field.
324 (arm_rtx_costs_1): Give cost to VFPv3 constants.
325 (vfp3_const_double_index): New function. Return integer index of
326 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
328 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
329 and argument represents a valid RTX for a VFPv3 constant.
330 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
332 (vfp_emit_fstmd): Similar, for fstmd.
333 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
334 constants, represented as integer indices.
335 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
336 VFP_REGNO_OK_FOR_DOUBLE macros.
337 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
338 (arm_file_start): Set float-abi attribute for VFPv3, and output
339 correct ".fpu" assembler directive.
340 (arm_dbx_register_numbering): Add FIXME.
341 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
342 (fputype): Add FPUTYPE_VFP3.
343 (FIXED_REGISTERS): Add 32 registers for D16-D31.
344 (CALL_USED_REGISTERS): Likewise.
345 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
346 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
347 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
348 (D7_VFP_REGNUM): New.
349 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
350 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
351 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
352 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
353 (REG_ALLOC_ORDER): Adjust for VFPv3.
354 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
355 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
356 VFP_LO_REGS, VFP_HI_REGS.
357 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
358 (IS_VFP_CLASS): Define macro.
359 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
361 (REGISTER_MOVE_COST): Likewise.
362 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
363 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
364 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
365 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
366 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
367 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
368 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
369 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
370 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
371 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
372 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
373 where appropriate for single-word registers.
374 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
375 As above. Fix type attributes.
376 * config/arm/constraints.md (register_contraint "t"): Define.
377 (register_constraint "w"): Change to D0-D15, or D0-D31 for
379 (register_constraint "x"): Define.
380 (constraint "Dv"): Define.
382 2007-07-03 Geoffrey Keating <geoffk@apple.com>
384 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
386 2007-07-03 Tom Tromey <tromey@redhat.com>
388 * c-parser.c (objc_pq_context): Removed.
389 (objc_need_raw_identifier): Likewise.
390 (c_parser) <objc_pq_context>: New field.
391 <objc_need_raw_identifier>: Likewise.
392 (OBJC_NEED_RAW_IDENTIFIER): Removed.
393 (c_lex_one_token): Update.
394 (c_parser_objc_protocol_definition): Update.
395 (c_parser_objc_method_definition): Update.
396 (c_parser_objc_methodproto): Update.
397 (c_parser_declspecs): Update.
399 2007-07-03 David Ung <davidu@mips.com>
401 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
403 2007-07-03 David Ung <davidu@mips.com>
404 Richard Sandiford <richard@codesourcery.com>
406 * doc/invoke.texi: Document -march=74kf3_2.
407 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
408 (TUNE_74K): Check for it.
409 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
410 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
411 * config/mips/mips.md (cpu): Add 74kf3_2.
412 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
413 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
414 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
415 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
416 74kf3_2 to the CPU list.
417 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
418 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
419 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
420 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
421 (r74kf3_2_fxfer_from_c1): New insn reservations.
423 2007-07-03 Richard Sandiford <richard@codesourcery.com>
424 David Ung <davidu@mips.com>
426 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
427 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
428 and 74k[fx]. Document aliases for the new options.
429 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
430 (PROCESSOR_24KF2_1): ...this.
431 (PROCESSOR_24KX): Rename to...
432 (PROCESSOR_24KF1_1): ...this.
433 (PROCESSOR_74KF): Rename to...
434 (PROCESSOR_74KF2_1): ...this.
435 (PROCESSOR_74KX): Rename to...
436 (PROCESSOR_74KF1_1): ...this.
437 (TUNE_74K): Update PROCESSOR_* names.
438 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
439 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
440 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
441 (mips_rtx_cost_data): Update processor names in comments.
442 (mips_issue_rate): Update PROCESSOR_* names.
443 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
444 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
445 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
446 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
447 Update cpu attribute names.
448 (r24k_fpu_iss): Rename this reservation to...
449 (r24kf2_1_fpu_iss): ...this and update all uses.
450 (r24kx_fpu_iss): Rename this reservation to...
451 (r24kf1_1_fpu_iss): ...this and update all uses.
452 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
453 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
454 Update cpu attribute names.
456 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
458 * config/m32r/constraints.md: New file.
459 * config/m32r/m32r.c: Include tm-constrs.h.
460 (small_data_operand): Use satisfies_constraint_* instead of macro.
461 (addr24_operand, gen_compare): Likewise.
462 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
463 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
464 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
465 EXTRA_CONSTRAINT): Likewise.
466 * config/m32r/m32r.md: Include constraints.md.
467 (*movsi_insn): Use satisfies_constraint_* instead of macro.
468 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
469 * config/m32r/predicates.md (conditional_move_operand): Likewise.
470 (two_insn_const_operand, int8_operand, uint16_operand,
471 reg_or_int16_operand, reg_or_uint16_operand,
472 reg_or_cmp_int16_operand, cmp_int16_operand,
473 seth_add3_operand): Likewise.
475 2007-07-03 Eric Christopher <echristo@gmail.com>
477 * libgcc2.h: Conditionally declare __bswapsi2 and
480 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
482 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
485 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
488 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
489 (__gthrw_pragma): Provide default definition.
491 * gthr-posix.c (__gthrw_pragma): Define.
493 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
495 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
496 before declaring inequality.
498 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
500 * combine.c (recog_for_combine): Log the success or failure of
501 matching new insn patterns against the machine description in
504 2007-07-03 Revital Eres <eres@il.ibm.com>
506 * ddg.c (print_sccs): New function.
507 (check_sccs): New function.
508 (create_ddg_all_sccs): Use it.
509 * ddg.h (print_sccs): Declare.
510 * modulo-sched.c (sms_order_nodes): Call print_sccs.
512 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
514 * targhooks.h (default_mode_for_suffix): New function declaration.
515 * targhooks.c (default_mode_for_suffix): New default target hook.
516 * target.h (struct c): New structure in the targetm struct.
517 (mode_for_suffix): New target hook as part of struct c.
518 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
519 default_mode_for_suffix.
520 (TARGET_C): New define.
521 * c-lex.c: Include "target.h".
522 (interpret_float): Use targetm.c.mode_for_suffix to determine
523 the mode for a given non-standard suffix.
524 Makefile.in (c-lex.o): Depend on $(TARGET_H).
526 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
527 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
529 * doc/extend.texi (Floating Types): New node. Document __float80 and
530 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
532 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
535 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
536 predicate instead of target_operand.
537 (divsi3_i1_media, divsi3_media_2): Likewise.
539 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
541 * tree.h (alias_sets_might_conflict_p): Rename into
542 alias_sets_must_conflict_p.
543 * alias.c (alias_sets_might_conflict_p): Likewise.
544 (alias_sets_conflict_p): Use it.
545 (objects_must_conflict_p): Likewise.
546 * c-common.c (strict_aliasing_warning): Adjust.
548 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
550 * rtlhooks.c (gen_lowpart_if_possible): Check for
551 invalid subreg before calling gen_lowpart_SUBREG.
553 2007-07-02 Geoffrey Keating <geoffk@apple.com>
555 * config/darwin9.h: Add copyright notice.
556 (LINK_COMMAND_SPEC): Add comment.
557 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
558 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
559 DARWIN_LIBSYSTEM_HAS_UNWIND.
561 2007-07-02 Jakub Jelinek <jakub@redhat.com>
564 * omp-low.c (check_combined_parallel): New function.
565 (lower_omp_parallel): Call it via walk_stmts, set
566 OMP_PARALLEL_COMBINED if appropriate.
567 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
568 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
569 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
570 don't consider it as combined parallel.
572 2007-07-02 Richard Sandiford <richard@codesourcery.com>
574 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
575 (gcc_tooldir): Likewise.
576 * configure: Regenerate.
577 * Makefile.in (libsubdir_to_prefix): New variable, based on the
578 old configure.ac gcc_tooldir setting.
579 (prefix_to_exec_prefix): New variable.
580 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
581 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
583 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
585 Fix PR tree-optimization/32583
586 Fix PR tree-optimization/32584
587 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
588 (phi_translate_set): Use phi_translate directly now.
589 (make_values_for_stmt): Don't value number RHS if we already know
592 2007-07-02 Steve Ellcey <sje@cup.hp.com>
593 Jim Wilson <wilson@specifix.com>
596 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
599 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
600 Richard Sandiford <richard@codesourcery.com>
601 Nigel Stephens <nigel@mips.com>
603 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
604 (mips16e_output_save_restore): Declare.
605 (mips16e_save_restore_pattern_p): Likewise.
606 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
607 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
608 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
609 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
610 (BITSET_P): New global macro, extracted from...
611 (mips_for_each_saved_reg): ...here.
612 (mips16e_save_restore_info): New struct.
613 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
614 (mips16e_save_restore_regs): New variable.
615 (mips_split_plus, mips16e_find_first_register): New functions.
616 (mips16e_mask_registers): New function.
617 (compute_frame_size): Expand the commentary before the function.
618 Enforce the MIPS16e save and restore register range restrictions.
619 Pad the general register save area at the low end.
620 (mips16e_save_restore_reg, mips16e_build_save_restore)
621 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
622 (mips16e_output_save_restore, mips16e_collect_propagate_value)
623 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
625 (mips_expand_prologue, mips_expand_epilogue): Handle
626 GENERATE_MIPS16E_SAVE_RESTORE.
627 * config/mips/mips.md (*mips16e_save_restore): New pattern.
629 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
631 PR tree-optimization/31966
632 PR tree-optimization/32533
633 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
634 "basic_block" description as its third argument. Update function
635 calls to get destination bb from "edge" argument. Save "cond" into
636 aux field of the edge. Update prototype for changed arguments.
637 (if_convertible_loop_p): Clear aux field of incoming edges if bb
639 (find_phi_replacement_condition): Operate on incoming edges, not
640 on predecessor blocks. If there is a condition saved in the
641 incoming edge aux field, AND it with incoming bb predicate.
642 Return source bb of the first edge.
643 (clean_predicate_lists): Clean aux field of outgoing node edges.
644 (tree_if_conversion): Do not initialize cond variable. Move
645 variable declaration into the loop.
646 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
647 initializations of new_stmt, arg0 and arg1 variables.
649 2007-07-02 Jakub Jelinek <jakub@redhat.com>
651 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
652 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
654 2007-07-02 Richard Guenther <rguenther@suse.de>
656 * tree-ssa.c (useless_type_conversion_p): Document
657 future intent as defining the middle-end type system.
658 Re-structure to call langhook last, group by type class,
659 mark questionable parts.
661 2007-07-02 Richard Guenther <rguenther@suse.de>
663 * tree-flow.h (types_compatible_p): Declare.
664 * tree-ssa.c (types_compatible_p): New function.
665 * ipa-type-escape.c (discover_unique_type): Use
666 types_compatible_p instead of lang_hooks.types_compatible_p.
667 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
668 * tree-vn.c (expressions_equal_p): Likewise.
669 * tree.c (fields_compatible_p): Likewise.
670 * tree-ssa-dom.c (avail_expr_eq): Likewise.
671 (cprop_operand): Use useless_type_conversion_p instead of
672 lang_hooks.types_compatible_p.
673 * tree-inline.c (setup_one_parameter): Likewise.
674 (declare_return_variable): Likewise.
675 * tree-nrv.c (tree_nrv): Likewise.
676 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
677 (maybe_fold_offset_to_component_ref): Likewise.
678 (maybe_fold_offset_to_reference): Likewise.
679 * tree-ssa-copy.c (may_propagate_copy): Likewise.
680 (merge_alias_info): Likewise.
681 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
682 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
683 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
684 * tree-tailcall.c (find_tail_calls): Likewise.
685 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
686 * gimplify.c (canonicalize_addr_expr): Likewise.
687 (fold_indirect_ref_rhs): Likewise.
688 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
689 (cpt_same_type): Likewise.
690 (check_pointer_types_r): Swap parameters to cpt_same_type
692 * fold-const.c (fold_convert): Revert fix for PR15988.
693 * tree-inline.c (setup_one_parameter): Instead fix it here by
694 using fold_build1 instead of fold_convert and checking for
695 error_mark_node. Convert only if the conversion is necessary.
697 2007-07-02 Joseph Myers <joseph@codesourcery.com>
699 * configure.ac: Check for .gnu_attribute on Power.
700 * configure: Regenerate.
701 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
702 attribute for floating-point ABI.
704 2007-07-02 Ira Rosen <irar@il.ibm.com>
706 PR tree-optimization/32230
707 PR tree-optimization/32477
708 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
709 address is a constant.
711 2007-07-02 Richard Sandiford <richard@codesourcery.com>
713 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
714 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
715 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
716 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
717 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
718 64-bit targets. Add support for *-elfoabi*.
719 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
720 different settings if $(tm_defines) does not select the EABI.
721 (MULTILIB_EXCLUSIONS): Define in those circumstances.
722 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
723 (MIPS_ARCH_OPTION_SPEC): Likewise.
724 (MIPS_ISA_LEVEL_SPEC): Likewise.
725 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
726 * config/mips/elfoabi.h: New file.
728 2007-07-02 Richard Guenther <rguenther@suse.de>
730 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
731 (useless_type_conversion_p): ... this.
732 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
733 (useless_type_conversion_p): ... this.
734 * builtins.c (fold_builtin_memory_op): Rename
735 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
736 * tree-cfg.c (verify_expr): Likewise.
737 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
738 * tree-ssa-ccp.c (ccp_fold): Likewise.
739 * tree-ssa-copy.c (may_propagate_copy): Likewise.
740 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
741 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
742 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
743 * tree-ssa-pre.c (eliminate): Likewise.
744 * tree-ssa.c (delete_tree_ssa): Likewise.
745 (tree_ssa_useless_type_conversion): Likewise.
746 * tree.c (build2_stat): Likewise.
748 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
750 Fix PR tree-optimization/32571
751 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
754 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
756 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
757 and other expected operations explicitly, change default to
760 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
762 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
764 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
765 (tls_load_dot_plus_eight): Move the label number into the unspec.
766 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
768 2007-07-01 Andreas Schwab <schwab@suse.de>
770 * dwarf2out.c (initial_return_save): Define only if used.
772 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
774 Unreverting Richard's Revert of:
776 2007-06-27 Richard Sandiford <richard@codesourcery.com>
778 * dce.c (deletable_insn_p_1): New function, split out from...
779 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
780 specially, not those inside PARALLELs. Remove BODY argument
781 and adjust recursive call accordingly.
782 (prescan_insns_for_dce): Update call to delete_insn_p.
784 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
785 Revital Eres <eres@il.ibm.com>
787 * ddg.c (create_ddg_all_sccs): Fix missed
788 initialization of scc_nodes.
790 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
793 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
794 X + ~X to 1 only for INTEGRAL_TYPE_P type.
796 2007-06-30 Joseph Myers <joseph@codesourcery.com>
798 * configure.ac: Check for .gnu_attribute on MIPS.
799 * configure, config.in: Regenerate.
800 * config/mips/mips.c (mips_file_start): If supported, output
801 attribute for floating-point ABI.
803 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
806 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
807 (ffs_cmove): New expander to expand using ctz pattern.
808 (*ffs_cmove): Remove pattern.
809 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
810 (ffsdi2): Expand using ctz pattern.
811 (*ffs_rex64): Remove pattern.
813 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
815 PR rtl-optimization/32296
816 * pa.md (return): Delete pattern.
817 (return_internal): Remove "(const_int 1)" from pattern.
818 (epilogue): Use return_internal pattern for trivial returns.
819 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
820 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
822 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
824 * tree-ssa-pre.c (is_exception_related): New function
825 (can_value_number_operation): Use it.
827 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
829 Fix PR tree-optimization/32540
830 Fix PR tree-optimization/31651
832 * tree-ssa-sccvn.c: New file.
834 * tree-ssa-sccvn.h: Ditto.
836 * tree-vn.c: Include tree-ssa-sccvn.h
837 (val_expr_paid_d): Removed.
838 (value_table): Ditto.
840 (val_expr_pair_hash): Ditto.
841 (val_expr_pair_expr_eq): Ditto.
842 (copy_vuses_from_stmt): Ditto.
845 (shared_vuses_from_stmt): Ditto.
846 (print_creation_to_file): Moved up.
848 (sort_vuses_heap): Ditto.
849 (set_value_handle): Make non-static.
850 (make_value_handle): Ditto.
851 (vn_add): Rewritten to use sccvn lookups.
852 (vn_add_with_vuses): Ditto.
853 (vn_lookup): Ditto (and second argument removed).
854 (vn_lookup_with_vuses): Ditto.
855 (vn_lookup_or_add): Ditto (and second argument removed);
856 (vn_lookup_or_add_with_vuses): Ditto.
857 (vn_lookup_with_stmt): New.
858 (vn_lookup_or_add_with_stmt): Ditto.
859 (create_value_handle_for_expr): Ditto.
861 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
862 (seen_during_translate): New function.
863 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
864 (phi_trans_add): Ditto.
865 (constant_expr_p): FIELD_DECL is always constant.
866 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
868 Avoid infinite recursion on mutually valued expressions.
869 Change callers of vn_lookup_or_add.
870 (phi_translate): New function.
871 (compute_antic_safe): Allow phi nodes.
872 (create_component_ref_by_pieces): Update for FIELD_DECL change.
873 (find_or_generate_expression): Rewrite slightly.
874 (create_expression_by_pieces): Updated for vn_lookup_or_add
876 Update VN_INFO for new names.
877 (insert_into_preds_of_block): Update for new names.
878 (add_to_exp_gen): New function.
879 (add_to_sets): Use vn_lookup_or_add_with_stmt.
880 (find_existing_value_expr): Rewrite to changed vn_lookup.
881 (create_value_expr_from): Ditto, and use add_to_exp_gen.
882 (try_look_through_load): Removed.
883 (try_combine_conversion): Ditto.
884 (get_sccvn_value): New function.
885 (make_values_for_phi): Ditto.
886 (make_values_for_stmt): Ditto.
887 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
889 (init_pre): Update for SCCVN changes.
891 (execute_pre): Ditto.
893 * tree-flow.h (make_value_handle): Declare.
894 (set_value_handle): Ditto.
895 (sort_vuses_heap): Ditto.
896 (vn_lookup_or_add_with_stmt): Ditto.
897 (vn_lookup_with_stmt): Ditto.
898 (vn_compute): Remove.
901 (vn_lookup): Update arguments.
903 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
905 (tree-ssa-sccvn.o): New.
906 (OBJS-common): Add tree-ssa-sccvn.o
908 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
911 * c-typeck.c (build_external_ref): Don't mark as used if called
913 * calls.c (rtx_for_function_call): Likewise.
915 2007-06-30 Richard Sandiford <richard@codesourcery.com>
919 2007-06-27 Richard Sandiford <richard@codesourcery.com>
921 * dce.c (deletable_insn_p_1): New function, split out from...
922 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
923 specially, not those inside PARALLELs. Remove BODY argument
924 and adjust recursive call accordingly.
925 (prescan_insns_for_dce): Update call to delete_insn_p.
927 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
929 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
930 (try_combine): Move potential calls to undo_all() so they happen
931 before we commit to using the combined insns.
933 2006-06-30 Jan Hubicka <jh@suse.cz>
935 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
938 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
940 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
941 (cgraph_remove_unreachable_nodes): Likewise.
942 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
943 * ipa-inline.c (update_caller_keys): Cast according to the coding
945 (cgraph_decide_recursive_inlining): Likewise.
946 (cgraph_decide_inlining_of_small_function): Likewise.
947 (try_inline): Likewise.
948 (cgraph_decide_inlining_incrementally): Likewise.
949 * ipa-pure-const.c (get_function_state): Likewise.
950 (scan_function): Likewise.
951 (analyze_function): Likewise.
952 (static_execute): Likewise.
953 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
954 (merge_callee_local_info): Likewise.
955 (analyze_function): Use type safe memory macros.
956 (static_execute): Likewise. Cast according to the coding conventions.
957 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
959 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
961 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
962 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
965 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
968 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
969 for complex modes (both int and real).
971 2007-06-29 Jan Hubicka <jh@suse.cz>
973 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
975 2007-06-29 Jan Hubicka <jh@suse.cz>
978 * cse.c (cse_insn): Avoid invalid sharing in between register note and
981 2007-06-29 Anatoly Sokolov <aesok@post.ru>
984 * config/avr/avr.c: Include dataflow header file.
985 (expand_prologue): Adjust for prologue insn change.
986 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
989 2007-06-29 Richard Guenther <rguenther@suse.de>
992 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
993 during type verification.
995 2007-06-29 Jan Hubicka <jh@suse.cz>
997 * recog.c (validate_change_rtx_1): Unshare TO argument.
999 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1001 PR tree-optimization/24659
1002 * tree-vect-transform.c (vectorizable_call): Handle
1003 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1005 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1006 * config/i386/i386.c (enum ix86_builtins)
1007 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1008 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1010 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1011 const using def_builtin_const.
1012 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1013 input operands in the same modes as the result.
1014 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1016 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1018 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1019 (df_set_dead_notes_for_mw): Likewise.
1021 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1023 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1025 2007-06-28 DJ Delorie <dj@redhat.com>
1027 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1029 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1031 * doc/invoke.texi (C++ Dialect Options): Document
1032 fvisibility-ms-compat.
1033 * c.opt (fvisibility-ms-compat): New.
1035 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1038 * tree-affine.c (aff_combination_add_elt): Handle
1039 pointer addition specially.
1041 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1043 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1044 decl is non-external for AIX ABI.
1046 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1048 * config/rs6000/predicates.md (current_file_function_operand):
1049 Ensure the symbol is non-external for AIX ABI.
1051 2007-06-28 Nick Clifton <nickc@redhat.com>
1053 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1054 (fdce, fdse, fpredictive-commoning): Likewise.
1056 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1059 * gcc.c (process_command): Recognize the new -static-libgfortran
1062 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1065 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1066 Use a call clobbered hard reg instead of a pseudo reg.
1068 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1070 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1072 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1075 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1076 REG_LIBCALL and REG_RETVAL notes.
1077 (divsi3, mulsi3): Likewise.
1078 (mulhisi3): Likewise. Use emit_libcall_block.
1079 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
1081 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
1083 PR rtl-optimization/32481
1084 * combine.c (adjust_for_new_dest): Rescan the changed insn.
1086 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1088 * dce.c (deletable_insn_p_1): New function, split out from...
1089 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1090 specially, not those inside PARALLELs. Remove BODY argument
1091 and adjust recursive call accordingly.
1092 (prescan_insns_for_dce): Update call to delete_insn_p.
1094 2007-06-27 Richard Guenther <rguenther@suse.de>
1097 * tree.h (fold_convertible_p): Declare.
1098 * fold-const.c (fold_convertible_p): New function.
1099 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
1100 instead of lang_hooks.types_compatible_p.
1102 2007-06-26 Jan Hubicka <jh@suse.cz>
1104 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
1105 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
1106 early use validate_unshare_change.
1107 (reload_combine): Likewise.
1108 * recog.c (change_t): New field unshare.
1109 (validate_change_1): Rename from validate_change; add argument unshare.
1110 (validate_change): Turn into wrapper of validate_change_1; update
1111 prototype for bools.
1112 (validate_unshare_change): New.
1113 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
1114 calls of df_insn_rescan.
1115 * recog.h (validate_change): Replace ints by bools.
1116 (validate_unshare_change): Declare.
1118 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1120 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
1122 2007-06-26 Steve Ellcey <sje@cup.hp.com>
1124 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
1126 2007-06-25 Jan Hubicka <jh@suse.cz>
1128 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
1130 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
1131 cgraph_decide_inlining_incrementally): Move uninlinability checks to
1132 places other call site specific checks are performed.
1134 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1137 * tree-vect-transform.c (vectorizable_operation): Convert
1138 POINTER_PLUS_EXPR over to PLUS_EXPR.
1140 2007-06-25 Chao-ying Fu <fu@mips.com>
1142 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
1143 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
1144 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1145 Document GET_MODE_IBIT, and GET_MODE_FBIT.
1147 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
1148 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1149 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
1150 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
1151 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
1152 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
1153 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
1154 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
1155 ALL_FIXED_POINT_MODE_P): New define.
1156 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1158 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
1160 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
1161 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1162 MODE_VECTOR_UACCUM): New mode classes.
1164 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
1165 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
1166 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
1169 * genmodes.c (struct mode_data): Add ibit and fbit fields.
1170 (blank_mode): Initialize ibit and fbit.
1171 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
1172 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1174 (new_adjust): Change required_class to required_class_from and
1175 required_class_to for testing within a range.
1176 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1177 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1179 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
1180 (make_fixed_point_mode): New.
1181 (_ADD_ADJUST): Change C to C1 and C2.
1182 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
1183 use a range for machine classes.
1184 (ADJUST_IBIT, ADJUST_FBIT): New.
1185 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
1187 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1188 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1189 Emit adjustment for ibit and fbit.
1190 (emit_mode_ibit, emit_mode_fbit): New.
1191 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
1193 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
1195 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
1196 as the source of the set.
1198 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
1200 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
1201 FP_REGNO_P): Use IN_RANGE.
1202 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
1203 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
1204 (DATA_REG_P): Use DATA_REGNO_P.
1205 (FP_REG_P): Use FP_REGNO_P.
1206 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
1207 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
1208 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
1210 2007-06-24 Jan Hubicka <jh@suse.cz>
1213 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
1215 2007-06-24 Sebastian Pop <sebpop@gmail.com>
1218 * fold-const.c (fold_binary): Strip nops of operand 0
1219 of BIT_NOT_EXPR before calling operand_equal_p.
1220 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
1221 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
1223 2007-06-23 Mark Mitchell <mark@codesourcery.com>
1225 * doc/extend.texi: Document that dllimport and dllexport imply
1227 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
1228 imported or exported declaration, including type declarations.
1229 * c-common.c (handle_visibility_attribute): Check for conflicts
1230 with dllimport/dllexport.
1231 (c_determine_visibility): Handle dllimport/dllexport as an
1232 explicit visibility atttribute.
1234 2007-06-23 Richard Guenther <rguenther@suse.de>
1236 PR tree-optimization/16876
1238 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
1240 * tree-inline.c (initialize_inlined_parameters): Do not call
1241 lang_hooks.tree_inlining.convert_parm_for_inlining.
1242 * cgraphbuild.c (initialize_inline_failed): Set inline failed
1243 reason for mismatched types.
1244 * gimplify.c (gimplify_call_expr): Verify the call expression
1245 arguments match the called function type signature. Otherwise
1246 mark the call expression to be not considered for inlining
1247 using CALL_CANNOT_INLINE_P flag.
1248 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
1249 edges call expression.
1250 (cgraph_decide_inlining_of_small_function): Likewise.
1251 (cgraph_decide_inlining): Likewise.
1252 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1254 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
1255 * c-typeck.c (c_convert_parm_for_inlining): Remove.
1256 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
1258 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
1259 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
1261 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1262 convert_parm_for_inlining member.
1264 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
1267 * arm.md (negscc): Match the correct operand for optimized LT0 test.
1268 Remove optimization for GT.
1270 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
1273 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
1275 (prescan_insns_for_dce): Add extra parameter.
1277 2007-06-23 Jan Hubicka <jh@suse.cz>
1280 * gimplify.c (mark_addressable): New function.
1281 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
1283 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1286 * expr.c (store_constructor): Do not clobber non-zeroed memory.
1288 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1291 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
1292 moves between MMX/SSE registers to at least 8 units to prevent
1293 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
1295 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1297 * config/i386/i386.c (override_options): Correct x86_sahf
1300 2007-06-21 David Daney <ddaney@avtrex.com>
1303 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1304 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1305 (exception_receiver): Renamed to ...
1306 (nonlocal_goto_receiver): ... this.
1308 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
1310 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
1311 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
1312 partial register accesses.
1314 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
1316 * fold-const.c (debug_fold_checksum): Move it under
1317 ENABLE_FOLD_CHECKING.
1319 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1322 * tree.h (debug_fold_checksum): Declared.
1323 * fold-const.c (build_fold_addr_expr_with_type_1): New.
1324 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
1325 build_fold_addr_expr_with_type_1.
1326 (fold_addr_expr, debug_fold_checksum): New.
1327 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
1328 (fold_unary, fold_comparison, split_address_to_core_and_offset):
1331 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1333 PR tree-optimization/19590
1334 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
1335 of scev is a constant.
1336 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
1338 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1340 * df-problems.c (df_note_bb_compute): Made computation of live
1341 info consistent with df_lr.
1343 2007-06-21 Richard Guenther <rguenther@suse.de>
1345 PR tree-optimization/32453
1346 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
1347 for pointer anti-range.
1349 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
1351 * config/i386/i386.c (processor_target_table): Increase maximum
1352 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
1355 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
1356 byte alignment if > 8 byte alignment is preferred.
1357 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1359 2007-06-21 Jakub Jelinek <jakub@redhat.com>
1361 PR tree-optimization/31866
1362 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
1363 if ASM_EXPR's input is not a SSA_NAME.
1366 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
1367 but decl is a global var, instead return decl.
1368 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
1369 even for is_global_var decls, if they are private in some outer
1372 2007-06-21 Richard Guenther <rguenther@suse.de>
1374 PR tree-optimization/32451
1375 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
1377 2007-06-21 Christian Bruel <christian.bruel@st.com>
1379 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
1380 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
1381 (push_regs): Changed saving order or banked registers.
1382 (sh_expand_epilogue): Likewise.
1383 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
1384 (FIRST_BANKED_REG): Likewise.
1385 (LAST_BANKED_REG): Likewise.
1386 * config/sh/sh.md (banked) New attribute.
1387 (in_delay_slot): Check banked attribute.
1389 2007-06-20 Sebastian Pop <sebpop@gmail.com>
1391 PR tree-optimization/32075
1392 * tree-data-ref.c (subscript_dependence_tester_1,
1393 analyze_miv_subscript, analyze_overlapping_iterations,
1394 add_distance_for_zero_overlaps, build_classic_dist_vector,
1395 subscript_dependence_tester_1, analyze_overlapping_iterations,
1396 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
1397 compute_affine_dependence, compute_all_dependences): Pass loop_nest
1398 to evolution_function_is_affine_multivariate_p.
1400 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1402 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
1404 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1407 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
1409 * config/m32c/prologue.md (epilogue_exitd_16): New.
1410 (epilogue_reit_16): New.
1411 (epilogue_exitd): Rename to epilogue_exitd_24.
1412 (epilogue_reit): Rename to epilogue_reit_24.
1414 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
1415 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1417 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
1419 * haifa-sched.c (queue_to_ready): Don't requeue next insn
1420 if dbg_cnt (sched_insn) reaches the limit.
1421 (choose_ready): New parameter INSN_PTR and new return value.
1422 (schedule_block): Handle dbg_cnt (sched_insn). Handle
1423 the new return value from choose_ready.
1424 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
1425 (rest_of_handle_global_alloc): New global_alloc_at_func.
1427 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
1429 PR tree-optimization/25737
1430 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
1431 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
1432 * tree-flow.h (struct fieldoff): Add new field alias_set.
1433 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
1434 argument addressable_type. Set alias_set of fieldoff.
1435 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
1436 (create_overlap_variables_for): Pass alias_set from fieldoff to
1438 * alias.c (get_alias_set): Use alias_set from SFT if set.
1440 2007-06-20 Hui-May Chang <hm.chang@apple.com>
1442 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
1443 of a variable as an unsigned HOST_WIDE_INT integer.
1445 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
1447 PR rtl-optimization/32405
1448 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
1450 2007-06-20 Jakub Jelinek <jakub@redhat.com>
1452 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
1455 * builtins.c: Include diagnostic.h.
1456 (expand_builtin_expect): Make gcc_assert more permissive.
1457 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
1460 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
1464 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
1465 if ACCUMULATE_OUTGOING_ARGS.
1467 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1469 * config/m68hc11/m68hc11.c: Include dataflow header file.
1470 (m68hc11_reorg): Port to dataflow.
1472 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1474 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
1475 (struct df_problem.free_blocks_on_set_blocks): New field.
1476 (struct dataflow.optional_p): New field.
1477 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1478 (df_live_set_all_dirty): New function.
1479 * df-scan.c (df_scan_alloc): Initialize optional_p.
1480 (problem_SCAN): Initialize free_blocks_on_set_blocks.
1481 * df-core.c (df_set_blocks): Removed use of
1482 DF_FIRST_OPTIONAL_PROBLEM. Now uses
1483 df_problem.free_blocks_on_set_blocks to determine which blocks are
1485 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
1486 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
1487 uses dataflow.optional_p to determine if problem should be
1489 (rest_of_handle_df_initialize): Only start live problem if
1491 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1492 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
1493 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
1494 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
1495 problem_NOTE): Initialize free_blocks_on_set_blocks.
1496 (df_lr_bb_local_compute): Recompute luids if df_live problem is
1498 (df_live_set_all_dirty, df_note_alloc): New function.
1499 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
1501 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
1502 * postreload.c (reload_combine): Ditto.
1503 * cse.c (cse_extended_basic_block): Ditto.
1504 * regmove.c (mark_flags_life_zones): Ditto.
1505 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
1506 erase_matching_seqs): Ditto.
1507 * bt-load.c (compute_defs_uses_and_gen): Ditto.
1508 * integrate (allocate_initial_values): Ditto.
1509 * combine.c (reg_dead_at_p): Ditto.
1510 * resource.c (mark_target_live_regs): Ditto.
1511 * sched-rgn.c (check_live_1, update_live_1): Ditto.
1512 * config/sh/sh.c (find_r0_life_regions): Ditto.
1513 * global.c (rest_of_handle_global_alloc): Only add back df_live
1515 * local-alloc.c (rest_of_handle_local_alloc): Only remove
1517 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
1519 (if_convert): Make sure df_live is there at -O == 1.
1520 (pass_if_after_combine): Cleanup flags.
1521 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
1522 is there at -O == 1.
1524 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
1526 * config/arm/arm.c (arm_get_frame_offsets): Set
1527 offsets->locals_base to avoid negative stack size.
1528 (thumb1_expand_prologue): Assert on negative stack size.
1530 2007-04-19 Sebastian Pop <sebpop@gmail.com>
1532 PR tree-optimization/32367
1533 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
1534 of the chrec has no evolution in that loop.
1535 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
1537 2007-06-19 Bob Wilson <bob.wilson@acm.org>
1539 * config/xtensa/xtensa.c: Include "df.h".
1540 (xtensa_builtin_saveregs): Use adjust_address instead of
1542 (xtensa_va_start): Invoke make_tree with sizetype for
1543 expand_builtin_saveregs and then convert the result to a pointer.
1544 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
1545 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
1546 Subtract argument size from index value as integers and then use
1547 POINTER_PLUS_EXPR to add the result to the array address.
1549 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1552 * config/m32c/m32c.c: Include dataflow header file.
1553 (m32c_emit_prologue): Adjust for prologue insn change.
1554 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
1555 once inside a PARALLEL. Assume frame size passed in operand 0
1556 includes space to save the fb register.
1557 (prologue_enter_24): Likewise.
1558 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
1560 2007-06-19 David Daney <ddaney@avtrex.com
1563 * config/mips/mips.md (cprestore): Mark $gp as used.
1565 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1568 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
1569 (frv_ifcvt_modify_insn): Likewise.
1571 2007-06-19 Richard Guenther <rguenther@suse.de>
1573 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
1574 only handle positive offsets that fit in a HOST_WIDE_INT.
1576 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
1578 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
1579 result of rsqrt insn for zero input argument to avoid NaN.
1581 2007-06-19 Richard Guenther <rguenther@suse.de>
1584 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
1586 2007-06-19 Jakub Jelinek <jakub@redhat.com>
1588 PR tree-optimization/32353
1589 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
1591 2007-06-19 Nick Clifton <nickc@redhat.com>
1593 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
1595 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1598 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
1599 * config/i386/i386.c (assign_386_stack_local): Assert that
1600 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
1601 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
1602 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
1603 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
1605 2007-06-18 Steve Ellcey <sje@cup.hp.com>
1607 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
1609 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
1611 PR rtl-optimization/32321
1612 * gcse.c (replace_store_insn): Update the note before
1613 calling emit_insn_after.
1615 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1618 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
1620 * df-problems.c (df_note_bb_compute): Fix dumping info.
1622 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
1624 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
1625 insn with emit_jump_insn.
1627 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1629 PR tree-optimization/32383
1630 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
1631 * targhooks.h (default_builtin_reciprocal): Update prototype.
1632 * target.h (struct gcc_target): Update builtin_reciprocal.
1633 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
1634 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
1635 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
1636 when fndecl is in BUILT_IN_MD class.
1637 (execute_convert_to_rsqrt): Ditto.
1639 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
1640 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
1641 Convert BUILT_IN_SQRTF code only when md_fn is false.
1643 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
1645 * bt-load.c (move_btr_def): Fix the order of arguments
1646 to validate_replace_rtx.
1648 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
1650 * config/m68k/m68k-devices.def: Add 54450..54455.
1652 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
1654 PR rtl-optimization/32366
1655 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
1656 FLOAT_EXTEND]: Prevent non-scalar modes from entering
1659 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1662 * modulo-sched (generate_reg_moves): Added rescan parameter and if
1663 this is true, rescan insn being modified.
1664 (sms_schedule): Added rescan parameter.
1665 (rest_of_handle_sms): Moved freeing of dominance info to before
1666 getting out of cfg_layout.
1668 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
1670 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
1671 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
1674 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
1675 FL_CF_EMAC from the entry for isac.
1677 * config/m68k/predicates.md (const_call_operand): Adjust comment.
1678 (const_sibcall_operand): New.
1679 (sibcall_operand): Use it.
1680 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
1681 (m68k_isas): ISAC does not imply FPU or EMAC.
1682 (override_options): Add ISA_C logic for symbolic jump & call.
1684 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1686 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
1687 return mode from the builtin itself.
1688 (sparc_fold_builtin): Fix cast of zero constant.
1690 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1692 * targhooks.c (default_builtin_reciprocal): New default target hook.
1693 * targhooks.h (default_builtin_reciprocal): Add prototype.
1694 * hooks.c (hook_tree_tree_bool_null): Remove hook.
1695 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
1696 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
1697 default_builtin_reciprocal.
1699 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1702 * hooks.c (hook_tree_tree_bool_null): New hook.
1703 * hooks.h (hook_tree_tree_bool_null): Add prototype.
1704 * tree-pass.h (pass_convert_to_rsqrt): Declare.
1705 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
1706 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
1707 and convert it to reciprocal a*rfunc(b).
1708 (execute_convert_to_rsqrt): New function.
1709 (gate_convert_to_rsqrt): New function.
1710 (pass_convert_to_rsqrt): New pass definition.
1711 * target.h (struct gcc_target): Add builtin_reciprocal.
1712 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
1713 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
1714 TARGET_BUILTIN_RECIPROCAL.
1715 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
1717 * config/i386/i386.h (TARGET_RECIP): New define.
1718 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
1719 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1720 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1721 and not optimizing for size.
1722 (*rcpsf2_sse): New insn pattern.
1723 (*rsqrtsf2_sse): Ditto.
1724 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
1725 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1726 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1727 and not optimizing for size.
1728 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
1729 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1730 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1731 and not optimizing for size.
1732 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
1733 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1734 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1735 and not optimizing for size.
1736 (*sse_rsqrtv4sf2): Do not export.
1738 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
1739 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1740 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1741 and not optimizing for size.
1743 * config/i386/i386.opt (mrecip): New option.
1744 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
1745 (ix86_emit_swsqrtsf): Ditto.
1746 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
1747 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
1749 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
1750 ix86_expand_unop1_builtin.
1751 (ix86_emit_swdivsf): New function.
1752 (ix86_emit_swsqrtsf): Ditto.
1753 (ix86_builtin_reciprocal): New function.
1754 (TARGET_BUILTIN_RECIPROCAL): Use it.
1755 (ix86_vectorize_builtin_conversion): Rename from
1756 ix86_builtin_conversion.
1757 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
1758 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
1759 "i386 and x86_64 Options" section.
1760 (Intel 386 and AMD x86_64 Options): Document -mrecip.
1762 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1763 Zdenek Dvorak <dvorakz@suse.cz>
1764 Richard Guenther <rguenther@suse.de>
1765 Kaz Kojima <kkojima@gcc.gnu.org>
1767 * tree-vrp.c (compare_values_warnv): Convert val2 to
1769 (extract_range_from_assert): Create
1770 POINTER_PLUS_EXPR for pointer types.
1771 (extract_range_from_binary_expr): Handle
1772 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
1774 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
1775 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
1776 POINTER_PLUS_EXPR as PLUS_EXPR.
1777 (number_of_iterations_lt_to_ne):
1778 For pointer types, use sizetype when
1779 creating MINUS_EXPR/PLUS_EXPRs.
1780 (assert_loop_rolls_lt): For pointer types, use sizetype when
1781 creating MINUS_EXPR/PLUS_EXPRs.
1782 (number_of_iterations_le): Likewise.
1783 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
1784 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
1785 like PLUS_EXPR and MINUS_EXPR.
1786 * tree-pretty-print.c (dump_generic_node): Handle
1788 (op_prio): Likewise.
1789 (op_symbol_1): Likewise.
1790 * optabs.c (optab_for_tree_code): Likewise.
1791 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
1793 * tree-tailcall.c (process_assignment): Mention
1794 POINTER_PLUS_EXPR in a TODO comment.
1795 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
1796 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
1797 not used with a pointer and an integer type.
1798 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
1799 increment using chrec_convert_rhs instead of chrec_convert.
1800 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
1801 PLUS_EXPR except for the right hand side's type will be
1803 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
1804 (fold_used_pointer_cast): Kill.
1805 (pointer_offset_p): Kill.
1806 (fold_used_pointer): Kill.
1807 (pointer_used_p): Kill.
1808 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
1809 call fold_used_pointer.
1810 (instantiate_parameters_1): Convert the increment
1811 using chrec_convert_rhs instead of chrec_convert.
1812 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
1813 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
1814 instead of PLUS_EXPR.
1815 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
1816 PLUS_EXPR for pointers.
1817 (std_gimplify_va_arg_expr): Likewise.
1818 (fold_builtin_memory_op): Likewise.
1819 (fold_builtin_strstr): Likewise.
1820 (fold_builtin_strchr): Likewise.
1821 (fold_builtin_strrchr): Likewise.
1822 (fold_builtin_strpbrk): Likewise.
1823 (expand_builtin_memory_chk): Likewise.
1824 (fold_builtin_memory_chk): Likewise.
1825 (std_expand_builtin_va_start): Use
1826 sizetype for the call to make_tree and then convert
1827 to the pointer type.
1828 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
1829 instead of PLUS_EXPR for adding to a pointer.
1830 (std_gimplify_va_arg_expr): Use fold_build2 for
1831 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
1832 the operands to sizetype first and then cast the BIT_AND_EXPR
1833 back to the pointer type.
1834 * fold-const.c (build_range_check): Handle pointer types
1836 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
1837 of PLUS_EXPR's. Make sure the offset is converted to
1839 (try_move_mult_to_index): Strip the NOPs from the offset.
1840 Remove code argument and replace all uses with PLUS_EXPR.
1841 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
1842 specially. Don't use a pointer type for MINUS_EXPR.
1843 (fold_unary): Handle for (T1)(X op Y),
1844 only p+ as that is the only as that can be handled for
1845 binary operators now.
1846 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
1848 <case PLUS_EXPR>: Add folding of PTR+INT into
1850 Don't call try_move_mult_to_index.
1851 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
1852 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
1853 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
1854 Don't call try_move_mult_to_index.
1855 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
1856 (tree_expr_nonzero_p): Likewise.
1857 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
1858 of PLUS_EXPR for the complex expression folding.
1859 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
1860 first chrec is a pointer type, then the second should
1861 be sizetype and not the first's type.
1862 For POINTER_PLUS_EXPR, use a different right hand side type.
1863 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1864 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
1865 different right hand side type.
1866 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1867 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
1868 instead of PLUS_EXPR.
1869 When either operand is zero, convert the other operand.
1870 (chrec_apply): Use chrec_convert_rhs
1871 on the argument x instead of chrec_convert.
1872 (reset_evolution_in_loop): For pointer types, the new_evol
1874 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
1875 different right hand side type.
1876 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1877 (chrec_convert_rhs): New function.
1878 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
1879 different right hand side type.
1880 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
1881 * tree-chrec.h (chrec_convert_rhs): New prototype.
1882 (build_polynomial_chrec): For pointer types, the right hand
1883 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
1884 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
1885 Remove subtraction case as it is always addition now.
1886 Make sure the offset is converted to sizetype.
1887 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
1888 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
1889 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
1890 PLUS_EXPR in pointer type.
1891 Handle POINTER_PLUS_EXPR.
1892 (tree_to_aff_combination): Likewise.
1893 (force_expr_to_var_cost): Likewise.
1894 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
1895 instead of PLUS_EXPR for pointers.
1896 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
1897 instead of PLUS_EXPR of pointer types.
1898 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
1900 (check_va_list_escapes): Likewise.
1901 (check_all_va_list_escapes): Likewise.
1902 * dwarf2out.c (loc_descriptor_from_tree_1):
1903 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
1904 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
1905 (string_constant): Likewise.
1906 * tree-ssa-address.c (tree_mem_ref_addr): When adding
1907 the offset to the base, use POINTER_PLUS_EXPR.
1908 (add_to_parts): Convert the index to sizetype.
1909 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
1910 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
1911 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
1912 Offset only holds something for PLUS_EXPR.
1913 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
1915 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
1917 (analyze_accesses_for_modify_stmt): Likewise.
1918 Remove comment about the type being integral type as it is
1920 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
1922 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
1924 Correct the type which the artimentic is done in (is now
1927 * tree-data-ref.c (split_constant_offset): Handle
1929 * tree-affine.c (tree_to_aff_combination): Likewise.
1930 * c-typeck.c (build_unary_op): For pointers create the increment
1931 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
1933 * gimplify.c (gimplify_self_mod_expr): Create a
1934 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1935 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
1936 * tree.def (POINTER_PLUS_EXPR): New tree code.
1937 * tree-predcom.c (ref_at_iteration): If we have a pointer
1938 type do the multiplication in sizetype.
1939 * tree-mudflap.c (mf_xform_derefs_1): Create a
1940 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1941 * tree-ssa-forwprop.c
1942 (forward_propagate_addr_into_variable_array_index):
1943 Don't expect there to be a cast for the index as that
1944 does not exist anymore.
1945 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
1946 instead of PLUS_EXPR.
1947 Don't check for the first operand of the POINTER_PLUS_EXPR
1948 was the index as it cannot be.
1949 Call forward_propagate_addr_into_variable_array_index with
1950 the SSA_NAME instead of the statement.
1951 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
1952 (compare_constant): Likewise.
1953 (copy_constant): Likewise.
1954 (compute_reloc_for_constant): Likewise.
1955 (output_addressed_constants): Likewise.
1956 (initializer_constant_valid_p): Likewise.
1957 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
1958 Convert the MIN/MAX of the inner type to the outer
1959 type before comparing them.
1960 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
1961 POINTER_PLUS_EXPR instead of PLUS_EXPR.
1962 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
1963 of PLUS_EXPR for pointers.
1964 * tree-inline.c (estimate_num_insns_1): Handle
1966 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
1967 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1968 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
1969 instead of PLUS_EXPR for the pointer increment statement.
1970 (vect_update_ivs_after_vectorizer): For pointer types, create
1971 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
1972 MULT_EXPR in sizetype.
1973 (vect_gen_niters_for_prolog_loop): Add a cast when creating
1975 * tree-object-size.c (plus_expr_object_size): Handle
1976 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
1977 code which is trying to figure out which side is a pointer and
1979 (check_for_plus_in_loops_1): Likewise.
1980 (check_for_plus_in_loops): Likewise.
1981 * c-common.c (pointer_int_sum): Create a
1982 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
1983 * tree-ssa-structalias.c (handle_ptr_arith): Handle
1984 only POINTER_PLUS_EXPR. Removing all the extra
1985 code which is trying to figure out which side is a pointer and
1987 * tree-cfg.c (verify_expr): Add extra checking for pointers and
1988 PLUS_EXPR and MINUS_EXPR.
1989 Also add checking to make sure the operands of POINTER_PLUS_EXPR
1991 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
1992 with make_tree, instead of a pointer type.
1993 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
1994 for pointers instead of PLUS_EXPR.
1995 (s390_gimplify_va_arg): Likewise.
1996 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
1997 instead of PLUS_EXPR when doing addition on pointer
1998 types. Use sizetype for the second operand.
1999 (spu_gimplify_va_arg_expr): Likewise.
2000 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2001 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2002 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2003 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2004 for the pointer addition and also use size_int/sizetype
2006 (ix86_gimplify_va_arg): Likewise.
2007 Perform BIT_AND_EXPR on sizetype arguments.
2008 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2009 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2010 for the pointer additions and also use size_int for the offsets.
2011 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2012 additions and also use size_int for the offsets. Perform
2013 BIT_AND_EXPR on sizetype arguments.
2014 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2015 POINTER_PLUS_EXPR for pointers and create the
2016 BIT_AND_EXPR in sizetype.
2017 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2018 instead of PLUS_EXPR for pointer addition.
2019 (rs6000_va_start): Likewise.
2020 Also use sizetype for the offset.
2021 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2022 as PLUS_EXPR/MINUS_EXPR.
2023 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2024 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2025 Don't use BIT_AND_EXPR on a pointer type, convert the
2026 expression to sizetype first.
2027 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2029 (mips_gimplify_va_arg_expr): Likewise.
2030 Don't create BIT_AND_EXPR in a pointer type.
2032 2007-06-15 Eric Christopher <echristo@apple.com>
2034 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2035 (x86_64-*-darwin*): Ditto.
2036 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2039 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2041 * doc/extend.texi: Document behavior of __attribute__((aligned))
2044 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2046 * rtlanal.c (note_stores): Improve documentation.
2048 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2050 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2051 LOCAL_LABEL_PREFIX): Delete.
2052 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2053 (bfin_internal_label): Delete.
2055 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2057 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2058 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2059 otherwise define to LIBGCC2_TF_CEXT.
2060 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2061 (LIBGCC_TF_CEXT): Ditto.
2064 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2066 PR rtl-optimization/32339
2067 * df-scan.c (df_uses_record): Don't modify flags but just add to
2068 it for df_ref_record.
2070 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2072 * tree-mudflap.c: Fix whitespace issues.
2074 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2076 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
2078 2007-06-14 Eric Christopher <echristo@apple.com>
2080 * config/i386/sse.md (movdi_to_sse): Rewrite body.
2081 (movv4sf): Use gcc_unreachable instead of abort.
2083 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2086 * config/i386/sfp-machine.h (CMPtype): New define.
2087 (mach stubs): Use CMPtype instead of int as a return type.
2089 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2091 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
2092 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
2093 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
2094 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
2095 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
2096 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
2097 config/soft-fp/soft-fp.h: Update from glibc CVS.
2099 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
2101 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
2103 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2106 * config/v850/v850.c: Include dataflow header file.
2107 (substitute_ep_register): Fix typo.
2109 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2111 * configure.ac: Fix earlier checkin.
2112 * configure: Regenerated.
2114 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2116 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
2117 * aclocal.m4: Regenerate.
2118 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
2119 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
2120 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
2121 * configure: Regenerate.
2122 * Makefile.in (LOOSE_WARN): Subst loose_warn.
2124 * Makefile.in (quickstrap): Build libgcc too.
2126 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2128 * configure.ac: Add --enable-checking=df. Explicitly mention that
2129 the variables are initialized as for "release".
2130 * df-core.c: Use it.
2131 * configure: Regenerate.
2132 * config.in: Regenerate.
2134 2007-06-14 Bob Wilson <bob.wilson@acm.org>
2136 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
2137 validate_replace_rtx instead of replace_rtx.
2138 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
2140 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
2142 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
2143 (DWARF2_UNWIND_INFO): Override default if configured with
2145 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
2146 (ENDFILE_SPEC): Add crtend.o.
2147 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
2148 (ENDFILE_SPEC): Add crtend.o.
2149 (TARGET_USE_JCR_SECTION): Define.
2150 (MD_UNWIND_SUPPORT): Define for 32-bit target.
2152 * config/i386/cygming-crtbegin.c: New file.
2153 * config/i386/cygming-crtend.c: New file.
2155 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
2157 * config/i386/w32-unwind.h: New file.
2159 2007-06-13 Eric Christopher <echristo@apple.com>
2161 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
2162 the user set a value below STACK_BOUNDARY.
2164 2007-06-13 Thiemo Seufer <ths@networkno.de>
2166 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
2167 imply -lpthread for -pthread.
2169 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2171 * basic-block.h: Remove the prototype for
2172 free_basic_block_vars.
2173 * cfglayout.h: Remove the prototype for
2174 insn_locators_initialize.
2175 * tree.h: Remove the prototype for emit_line_note.
2177 * tree-ssa-pre.c (mergephitemp): Remove.
2178 (init_pre): Don't use mergephitemp.
2180 2007-06-13 Eric Christopher <echristo@apple.com>
2182 * config/i386/i386.c (override_options): If we've specified
2183 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
2185 2007-06-13 Bob Wilson <bob.wilson@acm.org>
2187 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
2190 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2192 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
2193 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
2194 (eh_store_handler): New pattern.
2195 (eh_return): Emit it instead of a plain move.
2197 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
2199 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
2200 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
2201 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
2204 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2206 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
2207 (find_next_insn_start, find_load): New functions.
2208 (bfin_reorg): Use them to deal with the fact that parallel insns are
2209 no longer represented as a SEQUENCE.
2211 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2213 * config/sparc/sparc.c (sparc_override_options): Initialize
2216 2007-06-13 Dave Korn <dave.korn@artimi.com>
2218 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
2221 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2223 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
2224 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
2225 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
2226 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
2227 tree-vect-transform.c: Fix comment typos. Follow spelling
2230 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2232 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
2233 to the exit block use set.
2234 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
2235 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
2236 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
2238 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2240 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
2241 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
2242 to indicate an error.
2243 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
2245 (dbg_cnt_process_opt): Print an error on a bad argument.
2246 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
2247 * common.opt (-fdbg-cnt-list): New.
2248 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
2250 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
2252 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
2253 flag on ref-all pointers.
2255 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2258 * expr.c (expand_expr_addr_expr_1): Call expand_expr
2259 for the offset with the modifier as EXPAND_INITIALIZER
2260 if the modifier is EXPAND_INITIALIZER.
2261 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
2262 a register if we had an overflow.
2264 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2266 * real.c (real_isfinite): New.
2267 (real_sqrt): Use it.
2268 * real.h (real_isfinite): New.
2269 * builtins.c: Use it.
2271 2007-06-12 Ian Lance Taylor <iant@google.com>
2272 Daniel Berlin <dberlin@dberlin.org>
2275 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
2276 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
2277 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
2278 (DECL_NO_TBAA_P): Define.
2279 (struct tree_decl_common): Add no_tbaa_flag field.
2280 * tree-ssa-structalias.c (struct variable_info): Add
2281 no_tbaa_pruning field.
2282 (new_var_info): Initialize no_tbaa_pruning field.
2283 (unify_nodes): Copy no_tbaa_pruning field.
2284 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2285 (dump_solution_for_var): Print no_tbaa_pruning flag.
2286 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
2288 (compute_tbaa_pruning): New static function.
2289 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
2290 Call compute_tbaa_pruning.
2291 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
2292 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2293 * gimple-low.c (lower_stmt): Likewise.
2294 * tree-gimple.c (is_gimple_stmt): Likewise.
2295 * tree-ssa-operands.c (get_expr_operands): Likewise.
2296 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2297 * tree-inline.c (estimate_num_insns_1): Likewise.
2298 (copy_result_decl_to_var): Likewise.
2299 * expr.c (expand_expr_real_1): Likewise.
2300 * tree-pretty-print.c (dump_generic_node): Likewise.
2301 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
2302 * omp-low.c (omp_copy_decl_2): Likewise.
2303 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
2304 * doc/c-tree.texi (Expression trees): Document
2305 CHANGE_DYNAMIC_TYPE_EXPR.
2307 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2309 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
2310 with !HONOR_NANS and !HONOR_INFINITIES.
2311 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2313 2007-06-12 Tristan Gingold <gingold@adacore.com>
2315 * gcov.c: Comments updated.
2316 (source_info): Add file_time field.
2317 (source_index): New variable.
2318 (mutiple_files): New variable.
2319 (generate_results): New function extracted from process_file.
2320 (process_file): Save and restore chain of functions, generate
2321 results and free structures only if not merging results.
2322 (release_structures): File names are now freed in create_file_names
2323 (create_file_names): Free previous file names.
2324 (find_source): File date is now read here and modifications in
2325 source files is checked here.
2326 (read_graph_file): Only reverse order of functions for the current
2328 (make_gcov_file_name): Do not generate long names if input_name is
2330 (output_lines): If merging results do not display graph, data and
2332 Checking source file modification is done in find_source.
2334 * doc/gcov.texi: Append an s to sourcefile.
2336 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
2338 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
2339 (forced_nop): New pattern.
2340 * config/bfin/bfin.c: Include "df.h".
2341 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
2342 (bfin_discover_loop): Use df_get_live_in instead of
2343 global_live_at_start.
2344 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
2345 df_analyze when done.
2346 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
2347 the insns. Use QImode for the final insn in a bundle. Call
2348 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
2350 (reorder_var_tracking_notes): New function.
2351 (bfin_reorg): Pass no argument to split_all_insns. Don't call
2352 update_life_info. Call df_analyze after scheduling and bundle
2353 generation. Call reorder_var_tracking_notes if generating these
2354 notes. Call df_finish_pass at the end.
2356 2007-06-12 Dirk Mueller <dmueller@suse.de>
2358 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
2359 a comparison, not an assignment.
2361 2007-06-12 Olivier Hainque <hainque@adacore.com>
2363 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
2364 Request walking the subtrees only, leaving the current is_lhs/val_only
2366 (convert_non_local_reference): Likewise.
2368 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
2370 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
2372 2007-06-12 Richard Guenther <rguenther@suse.de>
2374 PR tree-optimization/15353
2375 PR tree-optimization/31657
2376 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
2377 * timevar.def: Add TV_TREE_IFCOMBINE.
2378 * tree-pass.h (pass_tree_ifcombine): Declare.
2379 * tree-ssa-ifcombine.c: New file.
2380 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
2381 * tree-flow.h (blocks_in_phiopt_order): Declare.
2382 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
2383 (tree-ssa-ifcombine.o): New dependencies.
2385 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2387 PR rtl-optimization/32293
2388 * combine.c (simplify_if_then_else): Truncate return from
2389 nonzero_bits() to correct mode.
2391 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2393 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
2394 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
2396 2007-06-11 Diego Novillo <dnovillo@google.com>
2398 * Makefile.in (reload1.o-warn): Remove.
2400 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
2402 * combine.c (subst): Use reg_overlap_mentioned_p
2403 instead of comparing register numbers directly.
2405 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2407 * reload1.c (mark_home_live_1): Use the mode parameter.
2409 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2411 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
2412 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
2416 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
2418 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
2420 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2422 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
2423 from integer registers.
2424 (FP mode splitters): Handle TFmode.
2426 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
2428 * tree-ssa-structalias.c (find_what_p_points_to): Return false
2429 for ref-all pointers that point-to anything.
2431 2007-06-11 Joseph Myers <joseph@codesourcery.com>
2433 * config/arm/arm.c (arm_output_dwarf_dtprel,
2434 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
2436 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
2438 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
2439 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
2442 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
2444 * gcc/tree.c (signed_or_unsigned_type_for): New.
2445 (unsigned_type_for): Use signed_or_unsigned_type_for.
2446 (signed_type_for): Use signed_or_unsigned_type_for.
2447 * gcc/tree.h (signed_or_unsigned_type_for): New.
2448 (get_signed_or_unsigned_type): Remove.
2449 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
2450 lang_hooks.types.signed_type
2451 (size_diffop): Likewise.
2452 (all_ones_mask_p): Likewise.
2453 (build_range_check): Likewise.
2454 (fold_cond_expr_with_comparison): Likewise.
2455 (fold_cond_expr_with_comparison): Likewise.
2456 (unextend): Likewise.
2457 (extract_muldiv_1): Likewise.
2458 (fold_single_bit_test_into_sign_test): Likewise.
2459 (fold_binary): Likewise.
2460 (fold_ternary): Likewise.
2461 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
2462 instead of get_signed_or_unsigned_type.
2463 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
2464 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2465 * gcc/expr.c (signed_or_unsigned_type_for): Use
2466 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
2467 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
2468 (lhd_signed_or_unsigned_type): Remove.
2469 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
2470 signed_or_unsigned_type.
2471 (lhd_signed_or_unsigned_type): Remove.
2472 * gcc/expmed.c (make_tree): Use signed_type_for instead of
2473 lang_hooks.types.signed_type.
2474 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
2475 c_common_signed_type instead of lang_hooks.types.signed_type.
2476 (c_common_unsigned_type): New.
2477 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
2478 (shorten_compare): Use c_common_unsigned_type instead of
2479 c_common_signed_or_unsigned_type.
2480 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
2482 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
2483 lang_hooks.types.signed_type.
2484 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2485 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
2486 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
2487 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
2488 instead of unsigned_type_for.
2489 * gcc/c-decl.c (groakdeclarator): Likewise.
2490 * gcc/c-typeck.c (convert_for_assignment): Likewise.
2491 * gcc/c-common.h (c_common_unsigned_type): New.
2493 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2496 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
2497 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
2499 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2502 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
2503 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
2505 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
2506 Sebastian Pop <sebpop@gmail.com>
2508 * lambda-code.c (remove_iv): New.
2509 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
2511 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
2513 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
2514 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
2515 * tree-ssa-loop-prefetch.c: Include optabs.h.
2516 (FENCE_FOLLOWING_MOVNT): New macro.
2517 (struct mem_ref): Add independent_p and storent_p fields.
2518 (record_ref): Initalize the new fields.
2519 (gather_memory_references_ref): Return true if the reference
2521 (gather_memory_references): Check whether all memory accesses
2522 in loop were recorded.
2523 (should_issue_prefetch_p): Return false for nontemporal stores.
2524 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
2525 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
2526 (determine_loop_nest_reuse): Detect independent memory references.
2527 (loop_prefetch_arrays): Call mark_nontemporal_stores.
2528 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
2529 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
2530 * config/i386/i386.h (x86_mfence): Declare.
2531 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
2532 * config/i386/i386.c (x86_mfence): New variable.
2533 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
2535 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
2536 * optabs.c (init_optabs): Initialize storent_optab.
2537 * optabs.h (enum optab_index): Add OTI_storent.
2538 (storent_optab): Declare.
2539 * genopinit.c (optabs): Add initialization for storent_optab.
2540 * tree.h (MOVE_NONTEMPORAL): New macro.
2541 * expr.c (expand_assignment, store_expr, store_constructor_field,
2542 store_constructor, store_field, expand_expr_real_1): Propagate
2543 nontemporality of the expanded store.
2544 (emit_storent_insn): New function.
2545 * expr.h (expand_assignment, store_expr): Declaration changed.
2546 * function.c (assign_parm_setup_reg): Pass false as nontemporality
2547 to expand_assignment.
2548 * stmt.c (expand_asm_expr): Ditto.
2549 * calls.c (initialize_argument_information): Pass false as
2550 nontemporality to store_expr.
2551 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
2554 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2556 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
2558 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
2560 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2562 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
2563 and allow DECL_P here.
2565 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
2567 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
2568 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
2569 track of the size of the expression.
2570 * cfghooks.c (merge_blocks): Remove block from loops structure only
2571 after call of the merge_blocks hook.
2573 2007-06-09 Tom Tromey <tromey@redhat.com>
2575 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
2576 (deprecated_state): Removed.
2577 (start_decl): Update.
2578 (enum deprecated_states): Moved earlier.
2579 (groktypename): Update.
2580 (push_parm_decl): Likewise.
2581 (grokfield): Likewise.
2582 (start_function): Likewise.
2584 2007-06-09 Ian Lance Taylor <iant@google.com>
2586 PR tree-optimization/32169
2587 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
2588 CONVERT_EXPR, check whether min and max both converted to an
2589 overflow infinity representation.
2591 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
2593 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
2594 not inserted on the edge.
2596 2007-06-08 Bob Wilson <bob.wilson@acm.org>
2598 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
2599 instructions if they are supported.
2600 (__divsi3, __umodsi3, __modsi3): Likewise.
2601 (__ashldi3, __ashrdi3, __lshrdi3): New.
2602 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
2604 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
2605 Tony Linthicum <tony.linthicum@amd.com>
2607 * doc/extend.texi: Add fvect-cost-model flag.
2608 * common.opt (fvect-cost-model): New flag.
2609 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
2610 cost fields in stmt_vec_info struct for STMT.
2611 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
2612 fields in stmt_vec_info struct and access functions for the same.
2613 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
2614 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
2615 load, store and vector to scalar operation.
2616 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
2617 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
2618 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
2619 (TARG_VEC_STORE_COST): Define cost of vector store.
2620 (vect_estimate_min_profitable_iters): Define new function.
2621 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
2622 check to evaluate if loop iterations are less than minimum profitable
2623 iterations determined by cost model or minimum vect loop bound defined
2624 by user, whichever is more conservative.
2625 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
2626 run-time check to evaluate if loop iterations are less than minimum
2627 profitable iterations determined by cost model or minimum vect loop
2628 bound defined by user, whichever is more conservative.
2629 (vect_estimate_min_profitable_iterations): New function to estimate
2630 mimimimum iterartions required for vector version of loop to be
2631 profitable over scalar version.
2632 (vect_model_reduction_cost): New function.
2633 (vect_model_induction_cost): New function.
2634 (vect_model_simple_cost): New function.
2635 (vect_cost_strided_group_size): New function.
2636 (vect_model_store_cost): New function.
2637 (vect_model_load_cost): New function.
2638 (vectorizable_reduction): Call vect_model_reduction_cost during
2640 (vectorizable_induction): Call vect_model_induction_cost during
2642 (vectorizable_load): Call vect_model_load_cost during analysis phase.
2643 (vectorizable_store): Call vect_model_store_cost during analysis phase.
2644 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
2645 vectorizable_promotion, vectorizable_demotion): Call
2646 vect_model_simple_cost during analysis phase.
2648 2007-06-08 Simon Baldwin <simonb@google.com>
2650 * reg-stack.c (get_true_reg): Readability change. Moved default case
2651 label into direct switch statement scope.
2653 2007-06-08 Simon Baldwin <simonb@google.com>
2655 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
2656 in gcc_assert() with '==' comparison.
2658 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2660 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
2661 TARGET_ABM handling of x86_popcnt variable.
2663 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2665 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
2666 __builtin_copysignq and __builtin_infq built-in functions.
2668 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2670 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
2671 SSE4.2 section. Correct built-in function names in SSE4A section.
2673 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2675 PR tree-optimization/32243
2676 * tree-vect-transform.c (vectorizable_type_promotion): Move check
2677 for ncopies after ratio check between nunits_out and nunits_in.
2678 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
2680 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
2682 PR tree-optimization/32224
2683 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
2684 vectorization upon a non GIMPLE_MODIFY_STMT.
2686 2007-06-08 Christian Bruel <christian.bruel@st.com>
2689 * config/sh/sh.md (doloop_end): New pattern and splitter.
2690 * loop-iv.c (simple_rhs_p): Check for hardware registers.
2692 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
2695 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
2697 (verify_dominators): Do not change dominance tree.
2699 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2701 * config/sh/constraints.md: New file.
2702 * config/sh/sh.c: Include tm-constrs.h.
2703 (reg_class_from_letter): Remove.
2704 (prepare_cbranch_operands): Use satisfies_constraint_*
2705 function instead of macro.
2706 (andcosts, broken_move, sh_secondary_reload): Likewise.
2707 * config/sh/predicates.md (trapping_target_operand): Likewise.
2708 (and_operand, arith_operand, arith_reg_or_0_operand,
2709 cmp_operand, logical_operand, target_operand,
2710 ua_address_operand, ua_offset, xor_operand): Likewise.
2711 * config/sh/sh.md: Include constraints.md.
2712 (*movsicc_t_false): Use satisfies_constraint_* function
2714 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
2715 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
2716 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
2717 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
2718 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
2719 (REG_CLASS_FROM_CONSTRAINT): Remove.
2720 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
2721 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
2722 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
2723 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
2724 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2725 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
2726 function instead of macro.
2727 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2728 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
2729 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
2730 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
2731 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
2732 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
2733 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
2734 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
2735 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
2736 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
2737 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
2738 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
2739 EXTRA_CONSTRAINT_STR): Likewise.
2740 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
2742 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2744 * config/i386/darwin.h (STACK_BOUNDARY): Define.
2746 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
2749 * c-common.h (flag_cpp0x): Replaced by...
2750 (cxx_dialect): ... this new variable specifying the C++ dialect that
2752 * c-common.c (flag_cpp0x): Removed.
2753 (cxx_dialect): Defined.
2754 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
2756 * c-opts.c (c_common_post_options): Likewise.
2757 (set_std_cxx98): Set cxx_dialect to cxx98.
2758 (set_std_cxx0x): Set cxx_dialect to cxx0x.
2760 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2761 Hui-May Chang <hm.chang@apple.com>
2763 * doc/invoke.texi (Darwin Options): Update documentation for
2764 -mmacosx-version-min.
2765 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
2766 * config/darwin-driver.c: New file.
2767 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
2768 * config/t-darwin (darwin-driver.o): New rule.
2770 * config/darwin-c.c (version_as_macro): Ignore low digit.
2772 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
2774 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
2775 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
2776 (CSGNMODE): New mode macro.
2777 (CSGNVMODE): New mode attribute.
2778 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
2779 expander using CSGNMODE mode macro. Handle TFmode.
2780 (copysign<mode>3_const): Rename from copysignsf3_const and
2781 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
2783 (copysign<mode>3_var): Rename from copysignsf3_var and
2784 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
2786 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
2787 mode macro. Handle TFmode.
2788 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
2789 (iortf3, *iortf3): Ditto.
2790 (xortf3, *xortf3): Ditto.
2791 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
2792 TFmode and TImode masks.
2793 (ix86_expand_copysign): Expand TFmode copysign insn.
2794 (IX86_BUILTIN_INFQ): New.
2795 (IX86_BUILTIN_FABSQ): Ditto.
2796 (IX86_BUILTIN_COPYSIGNQ): Ditto.
2797 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
2798 [__builtin_fabsq]: Ditto.
2799 [__builtin_copysignq]: Ditto.
2800 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
2801 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
2802 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
2803 ix86_expand_binop_builtin().
2805 2007-06-07 Bob Wilson <bob.wilson@acm.org>
2807 * config/xtensa/lib1funcs.asm: Clean up whitespace.
2809 2007-06-07 Steve Ellcey <sje@cup.hp.com>
2812 * rtl.h (push_to_sequence2): New.
2813 * emit-rtl.c (push_to_sequence2): New.
2814 * function.c (assign_parm_data_all): Add new fields.
2815 (assign_parm_setup_block): Call push_to_sequence2 instead of
2817 (assign_parm_setup_reg): Ditto.
2818 (assign_parm_setup_stack): Ditto.
2819 (assign_parms_unsplit_complex): Ditto.
2820 (assign_parms): Change field name.
2822 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
2824 PR tree-optimization/32220
2825 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
2826 phi node is reached before defining statement.
2828 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
2831 * tree-vect-transform.c (vectorizable_call): Call update_stmt
2832 after changing the right hand side of the assignment.
2834 2007-06-06 Eric Christopher <echristo@apple.com>
2836 * config.gcc (i?86-*-darwin*): Remove arch parameter.
2837 (x86_64-*-darwin*): Ditto.
2838 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
2839 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
2841 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2843 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
2845 (add_key): Likewise.
2846 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
2847 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
2849 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
2851 (add_cost_one_coalesce): Likewise.
2852 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
2853 variable names. Rename orig to orig_name for consistency.
2854 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
2856 (cprop_into_successor_phis): Avoid using C++ keywords as variable
2858 (record_equivalences_from_stmt): Likewise.
2859 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
2860 the coding conventions.
2861 (memory_ssa_name_same): Likewise.
2862 (dse_optimize_stmt): Likewise.
2863 (dse_record_phis): Likewise.
2864 (dse_finalize_block): Likewise.
2865 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
2866 keywords as variable names.
2867 (may_move_till): Cast according to the coding conventions.
2868 (force_move_till_expr): Avoid using C++ keywords as variable names.
2869 (force_move_till): Cast according to the coding conventions.
2870 (memref_hash): Likewise.
2871 (memref_eq): Likewise.
2872 (gather_mem_refs_stmt): Likewise.
2873 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
2874 using C++ keywords as variable names.
2875 (idx_find_step): Cast according to the coding conventions.
2876 (idx_record_use): Likewise.
2877 (find_depends): Likewise.
2878 (prepare_decl_rtl): Likewise.
2879 (mbc_entry_hash): Likewise.
2880 (mbc_entry_eq): Likewise.
2881 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
2882 (simplify_replace_tree): Avoid using C++ keywords as variable names.
2883 (idx_infer_loop_bounds): Cast according to the coding conventions.
2884 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
2885 * tree-ssa-math-opts.c (occ_new ): Likwise.
2886 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
2888 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
2890 (add_use_op): Likewise.
2891 (add_vop): Likewise.
2892 (add_vuse_op): Likewise.
2893 (add_vdef_op): Likewise.
2894 (get_expr_operands): Likewise.
2895 (push_stmt_changes): Use type safe memory macros.
2896 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
2897 keywords as variable names.
2898 (conditional_replacement): Likewise.
2899 (minmax_replacement): Likewise.
2900 (abs_replacement): Likewise.
2901 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
2903 (insert_fake_stores): Avoid using C++ keywords as variable names.
2904 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
2906 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
2907 (heapvar_insert): Use type safe memory macros.
2908 (new_var_info): Cast according to the coding conventions.
2909 (new_constraint): Likewise.
2910 (remove_preds_and_fake_succs): Use type safe memory macros.
2911 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
2913 (thread_single_edge): Likewise.
2914 (thread_through_loop_header): Likewise.
2916 2007-06-06 Eric Christopher <echristo@apple.com>
2918 * config/i386/i386.c (override_options): Move handling
2919 of TARGET_SUBTARGET* earlier.
2921 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
2923 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
2926 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
2928 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
2929 emited outside of basic block.
2930 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
2932 * rtl.h (delete_insn_chain): Declaration changed.
2933 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
2935 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
2936 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
2937 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
2938 to delete_insn_chain.
2939 (rtl_verify_flow_info_1): Verify that the insns in header and footer
2940 do not have bb field set.
2941 (rtl_verify_flow_info): Verify that insns between basic blocks do not
2943 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
2944 * cfgcleanup.c (try_optimize_cfg): Ditto.
2946 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2948 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
2949 (lambda_body_vector_new): Use type safe memory macros.
2950 (lambda_linear_expression_new): Likewise.
2951 (lambda_loopnest_new): Likewise.
2952 (lambda_lattice_new): Likewise.
2953 (replace_uses_equiv_to_x_with_y): Cast according to the coding
2954 conventions. Use type safe memory macros.
2955 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
2956 (lambda_body_vector_s): Likewise.
2957 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
2958 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
2960 2007-06-06 Richard Guenther <rguenther@suse.de>
2962 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
2963 if we need to schedule cfg_cleanup.
2964 (tree_ssa_forward_propagate_single_use_vars): Do so.
2966 2007-06-06 Ian Lance Taylor <iant@google.com>
2968 * fold-const.c (merge_ranges): If range_successor or
2969 range_predecessor fail, just return 0.
2971 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
2973 PR tree-optimization/32216
2974 * tree-vectorizer.c (supportable_widening_operation): Determine
2975 signedness of FIX_TRUNC_EXPR from output operand.
2976 (supportable_narrowing_operation): Ditto.
2977 * tree-vect-generic.c (expand_vector_operations_1): Determine
2978 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
2981 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
2983 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
2984 (struct pta): ...from here. Change flags to unsigned to avoid
2985 excessive casting (as it is used as a bit mask).
2986 (override_options): Add casts according to the coding convenventions.
2987 (x86_64_elf_unique_section): Likewise.
2988 (examine_argument): Avoid using C++ keywords as variable names.
2989 (construct_container): Likewise.
2990 (legitimize_pic_address): Likewise.
2991 (get_dllimport_decl): Cast according to the coding conventions. Use
2992 type safe memory macros.
2993 (legitimize_address): Cast according to the coding conventions.
2994 (emit_i387_cw_initialization): Corrected the type of slot to enum
2996 (ix86_init_machine_status): Use type safe memory macros.
2997 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
2998 (bdesc_pcmpistr): Likewise.
2999 (bdesc_crc32): Likewise.
3000 (bdesc_sse_3arg): Likewise.
3001 (bdesc_2arg): Likewise.
3002 (bdesc_1arg): Likewise.
3003 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3004 (ix86_expand_sse_pcmpistr): Likewise.
3005 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3006 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3007 int to match the langhook definition.
3008 (ix86_builtin_conversion): Change the type of code to unsigned init to
3009 match the langhook definition.
3010 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3012 (ix86_preferred_output_reload_class): Likewise.
3013 (ix86_cannot_change_mode_class): Likewise.
3014 (ix86_memory_move_cost): Likewise.
3015 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3016 avoid excessive casting later on.
3017 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3019 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3021 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3022 as flags setting insn.
3023 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3025 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3027 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3028 (UNSPEC_ROUND): New.
3029 ("sse4_1_round<mode>2"): New insn pattern.
3030 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3032 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3033 expander using SSEMODEF mode macro. Expand using
3034 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3035 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3036 expander using SSEMODEF mode macro. Expand using
3037 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3038 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3039 expander using SSEMODEF mode macro. Expand using
3040 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3041 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3042 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3043 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3046 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3047 Sebastian Pop <sebpop@gmail.com>
3049 * lambda.h (build_linear_expr): New.
3050 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3051 Use build_linear_expr, call fold and force_gimple_operand.
3052 (lambda_loopnest_to_gcc_loopnest): Check that there is
3053 something to insert.
3054 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3056 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3058 PR preprocessor/23479
3059 * doc/extend.texi: Document the 0b-prefixed binary integer
3062 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3064 PR tree-optimization/32215
3065 * tree-vectorizer.c (supportable_widening_operation): Return false
3066 for unsupported FIX_TRUNC_EXPR tree code.
3067 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3069 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3071 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3072 register on SPE targets. Change documentation to reflect
3074 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3075 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3076 out of the register allocation pool.
3077 (rs6000_reg_live_or_pic_offset_p): New function.
3078 (rs6000_emit_prologue): Move the actual saving of LR up to free
3079 r0 for holding r11. Split saving of SPE 64-bit registers into
3080 its own case. Ensure that offsets will always be in-range for
3081 'evstdd' by using r11 as a scratch register to point at the start
3082 of the SPE save area. Save r11 if necessary, as it is the static
3084 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
3085 into its own case. Ensure that offsets will always be in-range
3086 for 'evldd' by using r11 as a scratch register to point at the
3087 start of the SPE save area. Also adjust r11 when restoring
3088 the stack pointer to compensate for pre-loading r11.
3090 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
3092 * cfg.c (init_flow): Use type safe memory macros.
3093 (alloc_block): Likewise.
3094 (unchecked_make_edge): Likewise.
3095 (dump_flow_info): Avoid using C++ keywords as variable names.
3096 (copy_original_table_clear): Cast according to the coding conventions.
3097 (copy_original_table_set): Likewise.
3098 * cfgexpand (label_rtx_for_bb): Likewise.
3099 (expand_gimple_basic_block): Likewise.
3100 * cfghooks.c (dump_bb): Likewise.
3101 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
3103 (lv_add_condition_to_bb): Likewise.
3104 * cfglayout (relink_block_chain): Cast according to the coding
3106 (fixup_reorder_chain): Likewise.
3107 (fixup_fallthru_exit_predecessor): Likewise.
3108 * cfgloop.c (glb_enum_p): Likewise.
3109 (get_exit_description): Likewise.
3110 (dump_recorded_exit): Likewise.
3111 * cfgloop.h (enum loop_estimation): Move out of struct scope...
3112 (struct loop): ... from here.
3113 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
3115 * cfgrtl.c (rtl_create_basic_block): Likewise.
3116 (rtl_split_block): Likewise.
3117 (rtl_dump_bb): Likewise.
3118 (cfg_layout_split_block): Likewise.
3119 (init_rtl_bb_info): Use typesafe memory macros.
3121 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
3122 * graphds.h: Updated all usages of edge to graph_edge.
3123 * graphds.c: Likewise.
3124 * cfgloopanal.c: Likewise.
3126 2007-06-05 Ian Lance Taylor <iant@google.com>
3128 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
3129 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
3130 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
3132 (test_for_singularity): Likewise.
3134 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3136 * config/i386/constraints.md ("Y2"): Replaced by ...
3138 * config/i386/i386.md: Likewise.
3139 * config/i386/mmx.md: Likewise.
3140 * config/i386/sse.md: Likewise.
3142 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3144 * config/i386/constraints.md ("z"): Replaced by ...
3146 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
3147 (sse4_1_blendvps): Likewise.
3148 (sse4_1_pblendvb): Likewise.
3149 (sse4_2_pcmpestr): Likewise.
3150 (sse4_2_pcmpestrm): Likewise.
3151 (sse4_2_pcmpestr_cconly): Likewise.
3152 (sse4_2_pcmpistr): Likewise.
3153 (sse4_2_pcmpistrm): Likewise.
3154 (sse4_2_pcmpistr_cconly): Likewise.
3156 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
3158 * matrix-reorg.c (transform_access_sites): Fix computation.
3159 (transform_allocation_sites): Same.
3161 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3163 * config/i386/i386.c (override_options): Use
3164 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
3166 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3168 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
3169 (nonimm_not_xmm0_operand): Ditto.
3170 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
3171 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
3172 as operand[2] predicate. Require "z" class XMM register for
3173 operand[3]. Adjust asm template.
3174 ("sse4_1_blendvpd"): Ditto.
3175 ("sse4_1_pblendvb"): Ditto.
3176 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
3177 force op2 into xmm0 register for variable blend instructions.
3179 2007-06-04 Tom Tromey <tromey@redhat.com>
3181 * c-tree.h (start_enum): Update.
3182 (build_enumerator): Likewise.
3183 * c-decl.c (enum_next_value): Removed.
3184 (enum_overflow): Likewise.
3185 (start_enum): Add c_enum_contents argument. Don't use globals.
3186 (build_enumerator): Likewise.
3187 * c-tree.h (struct c_enum_contents): New struct.
3189 2007-06-04 Tom Tromey <tromey@redhat.com>
3191 * c-common.c (c_common_get_alias_set): Fix indentation.
3193 2007-06-04 Ian Lance Taylor <iant@google.com>
3195 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
3196 to overflow, reduce overflow infinity to regular infinity.
3197 (vrp_var_may_overflow): New static function.
3198 (vrp_visit_phi_node): Check vrp_var_may_overflow.
3200 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
3202 * stor-layout.c (layout_type): Remove duplicate code.
3204 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
3207 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
3208 before build_common_builtin_nodes ().
3210 2007-06-04 Steve Ellcey <sje@cup.hp.com>
3213 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
3215 2007-06-04 Jan Hubicka <jh@suse.cz>
3217 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
3218 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
3219 instead of _stat version.
3221 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3223 PR tree-optimization/32194
3224 * tree-predcom.c (determine_offset): Check that both references have
3227 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3229 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
3230 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
3231 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3232 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
3233 Add argument to iterate_fix_dominators call.
3234 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
3235 * gcse.c (hoist_code): Change domby to vector.
3236 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
3237 Add argument to iterate_fix_dominators call.
3238 * loop-doloop.c (doloop_modify): Changed recount_dominator to
3239 recompute_dominator.
3240 * lambda-code.c (perfect_nestify): Ditto.
3241 * cfgloopanal.c: Include graphds.h.
3242 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
3243 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
3244 (mark_irreducible_loops): Use graphds_scc. Remove argument from
3246 * graphds.c: New file.
3247 * graphds.h: New file.
3248 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
3249 (get_dominated_by, get_dominated_by_region): Change return type to
3251 (verify_dominators): Recompute all dominators and compare the results.
3252 (recount_dominator): Renamed to ...
3253 (recompute_dominator): ... this. Do not check that the block is
3255 (iterate_fix_dominators): Reimplemented.
3256 (prune_bbs_to_update_dominators, root_of_dom_tree,
3257 determine_dominators_for_sons): New functions.
3258 * et-forest.c (et_root): New function.
3259 * et-forest.h (et_root): Declare.
3260 * Makefile.in (graphds.o): Add.
3261 (cfgloopanal.o): Add graphds.h dependency.
3262 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
3263 * basic-block.h (get_dominated_by, get_dominated_by_region,
3264 iterate_fix_dominators): Declaration changed.
3265 (recount_dominator): Renamed to ...
3266 (recompute_dominator): ... this.
3267 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
3268 (thread_through_all_blocks): Do not free dominance info.
3270 2007-06-03 Andreas Schwab <schwab@suse.de>
3272 * config/m68k/m68k.c (override_options): Don't override
3274 * config/m68k/m68k-modes.def (SF, DF): Define to use
3275 motorola_single_format and motorola_double_format, resp.
3276 * real.c (motorola_single_format): Renamed from
3277 coldfire_single_format.
3278 (motorola_double_format): Renamed from coldfire_double_format.
3279 (encode_ieee_extended): Generate a proper canonical NaN image
3280 respecting canonical_nan_lsbs_set.
3281 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
3283 * real.h: Adjust declarations.
3285 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
3288 * config/sh/sh.md (symGOT_load): Don't schedule insns when
3289 the symbol is generated with the stack protector.
3291 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3293 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
3294 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
3296 * doc/extend.texi (interrupt): Mention m68k.
3298 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3300 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
3301 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
3302 (ix86_expand_sse_pcmpestr): Do not check operands for
3303 "register_operand", when insn operand predicate is "register_operand".
3304 (ix86_expand_sse_pcmpistr): Ditto.
3306 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
3307 Uros Bizjak <ubizjak@gmail.com>
3309 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
3310 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
3311 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
3312 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
3313 * config/i386/constraints.md ("z"): New register constraint
3314 for members of SSE_FIRST_REG class.
3315 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
3316 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
3317 SSE_FIRST_REG class.
3318 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
3319 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
3320 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
3321 (IX86_BUILTIN_PCMPESTRM128): Likewise.
3322 (IX86_BUILTIN_PCMPESTRA128): Likewise.
3323 (IX86_BUILTIN_PCMPESTRC128): Likewise.
3324 (IX86_BUILTIN_PCMPESTRO128): Likewise.
3325 (IX86_BUILTIN_PCMPESTRS128): Likewise.
3326 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
3327 (IX86_BUILTIN_PCMPISTRI128): Likewise.
3328 (IX86_BUILTIN_PCMPISTRM128): Likewise.
3329 (IX86_BUILTIN_PCMPISTRA128): Likewise.
3330 (IX86_BUILTIN_PCMPISTRC128): Likewise.
3331 (IX86_BUILTIN_PCMPISTRO128): Likewise.
3332 (IX86_BUILTIN_PCMPISTRS128): Likewise.
3333 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
3334 (struct builtin_description): Change "flag" field to unsigned.
3335 (bdesc_pcmpestr): New builtin description table.
3336 (bdesc_pcmpistr): Likewise.
3337 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
3338 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
3339 Initialize pcmp[ei]str[im] insns for SSE4.2.
3340 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
3341 (ix86_expand_sse_pcmpistr): Likewise.
3342 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
3343 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
3344 (UNSPEC_PCMPISTR): Likewise.
3345 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
3346 (sse4_2_pcmpestri):New isns pattern.
3347 (sse4_2_pcmpestrm): Likewise.
3348 (sse4_2_pcmpestr_cconly): Likewise.
3349 (sse4_2_pcmpistr): New insn patern and splitter.
3350 (sse4_2_pcmpistri):New isns pattern.
3351 (sse4_2_pcmpistrm): Likewise.
3352 (sse4_2_pcmpistr_cconly): Likewise.
3353 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
3356 2007-06-01 David Daney <ddaney@avtrex.com>
3358 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
3359 LOADGP_ABSOLUTE and not binds_local_p.
3361 2007-06-01 Geoffrey Keating <geoffk@apple.com>
3363 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
3365 2007-06-01 Ian Lance Taylor <iant@google.com>
3367 * tree-vrp.c (compare_name_with_value): Always set
3368 used_strict_overflow if we get a result from the variable itself.
3370 2007-06-01 Ian Lance Taylor <iant@google.com>
3372 PR rtl-optimization/31455
3373 * lower-subreg.c (find_decomposable_subregs): Don't decompose
3374 subregs which have a cast between modes which are not tieable.
3376 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
3378 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
3379 breaks after return statements.
3381 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
3383 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
3384 only after no_new_pseudos.
3386 2007-05-31 Eric Christopher <echristo@apple.com>
3388 * expr.c (convert_move): Assert that we don't have a BLKmode
3390 (store_expr): Handle BLKmode moves by calling emit_block_move.
3392 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
3394 * c-typeck.c (build_indirect_ref): Include type in error message.
3395 (build_binary_op): Pass types to binary_op_error.
3396 * c-common.c (binary_op_error): Take two type arguments, print out
3398 * c-common.h (binary_op_error): Update prototype.
3400 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3402 * config/i386/i386.c: Correct coments on -mno-sse4.
3404 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3406 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
3407 (x86_64-*-*): Likewise.
3408 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
3409 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
3410 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3411 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
3412 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3413 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3414 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3415 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3416 (OPTION_MASK_ISA_SSE4): Likewise.
3417 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
3418 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3419 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
3420 (override_options): Support SSE4.2.
3421 (ix86_build_const_vector): Support SImode and DImode.
3422 (ix86_build_signbit_mask): Likewise.
3423 (ix86_expand_int_vcond): Support V2DImode.
3424 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
3425 (IX86_BUILTIN_CRC32HI): Likewise.
3426 (IX86_BUILTIN_CRC32SI): Likewise.
3427 (IX86_BUILTIN_CRC32DI): Likewise.
3428 (IX86_BUILTIN_PCMPGTQ): Likewise.
3429 (bdesc_crc32): Likewise.
3430 (bdesc_sse_3arg): Likewise.
3431 (ix86_expand_crc32): Likewise.
3432 (ix86_init_mmx_sse_builtins): Support SSE4.2.
3433 (ix86_expand_builtin): Likewise.
3434 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3435 __SSE4_2__ for -msse4.2.
3436 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
3437 (CRC32MODE): Likewise.
3438 (crc32modesuffix): Likewise.
3439 (crc32modeconstraint): Likewise.
3440 (sse4_2_crc32<mode>): Likewise.
3441 (sse4_2_crc32di): Likewise.
3442 * config/i386/i386.opt (msse4.2): New for SSE4.2.
3444 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
3445 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
3446 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
3447 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
3448 (vcondu<mode>): Likewise.
3449 * doc/extend.texi: Document SSE4.2 built-in functions.
3450 * doc/invoke.texi: Document -msse4.2/-msse4.
3452 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
3454 PR tree-optimization/32160
3455 * tree-predcom.c (predcom_tmp_var): New function. Mark created
3456 variable as gimple reg.
3457 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
3459 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
3461 * gcc.c (main): Don't consider linker options when issuing the
3462 warning about a linker input file not being used.
3464 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3466 * tree-vrp.c (compare_names): Initialize sop.
3468 2007-05-30 Dirk Mueller <dmueller@suse.de>
3470 * cgraphunit.c (cgraph_analyze_function): Remove
3471 computation of inline parameters.
3473 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3475 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
3477 2007-05-30 Richard Sandiford <richard@codesourcery.com>
3479 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
3480 Add vx-common.h. Include vxworks.h between vx-common.h and
3482 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
3484 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
3485 (TARGET_ASM_DESTRUCTOR): Likewise.
3486 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
3487 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
3488 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3489 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
3490 (VXWORKS_ENDIAN_SPEC): Define.
3491 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
3492 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
3493 VXWORKS_* equivalents.
3494 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
3495 (ASM_FILE_START): Delete.
3496 (TARGET_VERSION): Reformat.
3497 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
3498 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
3499 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
3500 (FPBIT, DPBIT): Define.
3501 (fp-bit.c, dp-bit.c): New rules.
3502 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
3503 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
3504 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
3505 * config/arm/arm.h: Include vxworks-dummy.h.
3506 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
3507 Mark with ATTRIBUTE_UNUSED.
3508 (arm_override_options): Do not allow VxWorks RTP PIC to be used
3509 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
3510 make it incompatible with -msingle-pic-base.
3511 (arm_function_ok_for_sibcall): Return false for calls that might
3512 go through a VxWorks PIC PLT entry.
3513 (require_pic_register): New function, split out from...
3514 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
3516 (arm_load_pic_register): Handle the VxWorks RTP initialization
3517 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
3518 (arm_emit_call_insn): New function.
3519 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
3520 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
3521 (pic_offset_arm): New pattern.
3522 (call, call_value): Use arm_emit_call_insn.
3523 (call_internal, call_value_internal): New expanders.
3524 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
3525 VxWorks unless __PIC__.
3527 2007-05-30 Eric Christopher <echristo@gmail.com>
3529 * genrecog.c: Include regs.h in generated file.
3530 * genemit.c: Ditto. Fix up formatting.
3531 * config/mn10300/constraints.md: New.
3532 * config/mn10300/mn10300.md: Include.
3533 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
3534 Fix up for removed macro.
3535 * config/mn10300/predicates.md (call_address_operand): Ditto.
3536 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
3537 (CONST_OK_FOR_I): Ditto.
3538 (CONST_OK_FOR_J): Ditto.
3539 (CONST_OK_FOR_K): Ditto.
3540 (CONST_OK_FOR_L): Ditto.
3541 (CONST_OK_FOR_M): Ditto.
3542 (CONST_OK_FOR_N): Ditto.
3543 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
3547 (EXTRA_CONSTRAINT): Ditto.
3549 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3551 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
3553 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
3554 OPTION_MASK_ISA_64BIT.
3555 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
3557 2007-05-30 Richard Guenther <rguenther@suse.de>
3560 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
3561 types for comparison.
3562 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
3563 with original typed arguments.
3564 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
3566 2007-05-30 Jakub Jelinek <jakub@redhat.com>
3568 PR tree-optimization/31769
3569 * except.c (duplicate_eh_regions): Clear prev_try if
3570 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
3572 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
3574 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
3575 * tree-ssa-sink.c (statement_sink_location): Return basic block and
3576 bsi of the location where statements should be inserted.
3577 (sink_code_in_bb): Take bsi from statement_sink_location.
3578 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
3579 instead of bsi_start.
3580 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
3582 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
3583 (bsi_move_before): Document inconsistency with bsi_move_after.
3584 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
3586 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3588 * config/i386/i386.h (TARGET_ABM): New define.
3589 (TARGET_POPCNT): Ditto.
3590 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
3591 New temporary defines to redefine from OPTION_ISA_* defines.
3592 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
3593 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
3594 (ix86_isa_flags): New extern int declaration.
3595 (TARGET_SUBTARGET_DEFAULT): New define.
3596 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
3597 (TARGET_SUBTARGET32_DEFAULT): Ditto.
3598 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
3599 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3600 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
3601 * config/i386/darwin.h: Change TARGET_64BIT define to
3604 * config/i386/i386.opt (m3dnowa): Define as undocumented option
3605 using existing "ix86_isa_flags" varible.
3606 (m32, m64): Use existing "ix86_isa_flags" variable.
3607 (mmmx, m3dnow): Ditto.
3608 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
3609 (mabm): Define as non-negative option using "x86_abm" variable.
3610 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
3612 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
3613 Rewrite feature test bitmap.
3614 (ix86_isa_flags): New initialized global int varible.
3615 (ix86_isa_flags_explicit): New static int variable.
3616 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
3617 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
3618 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
3619 target_flags_explicit.
3620 (override_options): Remove "target_enable" and "target_disable" fields
3621 from "struct ptt". Update processor_target_table accordingly. Remove
3622 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
3623 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
3624 "target_flags" and "ix86_isa_flags_explicit" instead of
3625 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
3626 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
3627 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
3628 to true when either of PTA_POPCNT or PTA_ABM is set in
3629 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
3630 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
3631 processor_alias_table flags entry. Remove handling of
3632 "target_enable" and "target_disable" fields of processor_target_table.
3633 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
3634 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
3635 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
3636 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
3637 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
3639 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
3641 2007-05-29 David Daney <ddaney@avtrex.com>
3644 * config/mips/mips.c (mips_output_mi_thunk): Emit
3645 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
3647 2007-05-29 Hui-May Chang <hm.chang@apple.com>
3648 * config/i386/i386.c (ix86_function_regparm): Added checking of
3649 ix86_force_align_arg_pointer to determine the number of
3650 register parameters.
3652 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
3654 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
3655 (SET_DR_MISALIGNMENT): New.
3656 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
3657 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
3658 Use SET_DR_MISALIGNMENT.
3659 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
3661 * tree-data-ref.c (create_data_ref, compute_all_dependences,
3662 find_loop_nest): Export.
3663 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
3664 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
3665 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
3666 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
3668 (struct mem_ref): Add field reuse_distance.
3669 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
3670 Initialize reuse_distance field.
3671 (issue_prefetch_ref): Select temporality of prefetch according to
3673 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
3674 self_reuse_distance, determine_loop_nest_reuse): New functions.
3675 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
3676 (tree_ssa_prefetch_arrays): Dump L2 cache size.
3677 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
3680 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
3682 * tree-ssa-alias.c: Add aliasing overview.
3684 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
3685 Danny Smith <dannysmith@users.sourceforge.net>
3688 * config/i386/t-crtfm: Compile crtfastmath.o with
3689 -minline-all-stringops.
3690 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
3691 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
3693 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3695 * doc/md.texi: Document constraints on HP PA-RISC.
3697 * pa/constraints.md: New file.
3698 * pa.md: Include constraints.md.
3699 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
3700 (integer_store_memory_operand, ldil_cint_p): New functions.
3701 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
3702 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3703 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
3704 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
3705 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
3707 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
3710 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
3711 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
3712 case POSTDECREMENT_EXPR>): Return the error_mark_node
3713 if either the real or imaginary parts would an
3716 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
3718 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
3719 name when we remove it from a call.
3721 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
3723 * targhooks.c (default_narrow_bitfield): Remove.
3724 * targhooks.h: Remove the prototype for
3725 default_narrow_bitfield.
3727 * langhooks-def.h: Remove the prototype for
3728 hook_get_alias_set_0.
3729 * langhooks.c (hook_get_alias_set_0): Remove.
3731 * global.c (EXECUTE_IF_CONFLICT): Remove.
3733 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3736 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
3737 return true when truth_value_p is true and the type
3740 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3742 * doc/install.texi (Prerequisites): We no longer require Autoconf
3743 2.13 for the top-level.
3745 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
3747 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
3748 memory access via x86_expand_vector_move_misalign() only for
3749 TImode values on 32-bit targets.
3751 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
3753 * matrix-reorg.c: New file. Implement matrix flattening and
3754 transposing optimization.
3755 * tree-pass.h: Add matrix reorg pass.
3756 * common.opt: Add fipa-mreorg flag.
3757 * Makefile.in: Add matrix-reorg.c.
3758 * passes.c: Add matrix reorg pass.
3759 * varpool.c (add_new_static_var): New function.
3760 * cgraph.h (add_new_static_var): Declare.
3762 2007-05-27 Eric Christopher <echristo@apple.com>
3764 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
3765 sp_offset depending on stack size. Save r12 depending
3766 on registers we're saving later.
3767 (rs6000_emit_epilogue): Update sp_offset depending only
3770 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
3772 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
3773 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3774 * ifcvt.c (if_convert): Ditto.
3775 * tree-ssa-threadupdate.c (thread_block): Ditto.
3776 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
3777 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3778 verify_loop_closed_ssa): Check number_of_loops instead of
3780 * predict.c (tree_estimate_probability): Ditto.
3781 * tree-if-conv.c (main_tree_if_conversion): Ditto.
3782 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3783 * modulo-sched.c (sms_schedule): Ditto.
3784 * tree-scalar-evolution.c (scev_const_prop): Ditto.
3785 (scev_finalize): Do not do anything if scev analysis was not
3787 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
3788 current_loops == NULL.
3789 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
3790 * loop-init.c (loop_optimizer_init): Do not free current_loops when
3792 (loop_optimizer_finalize): Assert that loops were analyzed.
3793 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
3794 rtl_doloop): Check number_of_loops instead of current_loops.
3795 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
3796 current_loops == NULL.
3797 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
3798 gate_tree_vectorize tree_linear_transform, check_data_deps,
3799 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
3800 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
3801 Check number_of_loops instead of current_loops.
3802 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
3803 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
3804 free loops if available.
3805 (execute_pre): Do not pass do_fre to fini_pre.
3807 2007-05-27 Tobias Burnus <burnus@net-b.de>
3810 * real.c (mpfr_from_real): Fix sign of -Inf.
3812 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
3814 * tree-vect-transform.c (vectorizable_conversion): Initialize
3815 tree_code variables to ERROR_MARK.
3816 (vectorizable_type_demotion): Likewise.
3817 (vectorizable_type_promotion): Likewise.
3819 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3822 * config/i386/i386.md (movti): Handle push operands via
3825 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3827 * basic-block.h: Remove the prototype for merge_seq_blocks.
3828 * cfgcleanup.c (merge_seq_blocks): Remove.
3830 * tree-flow.h: Remove the prototype for is_aliased_with.
3831 * tree-ssa-alias.c (is_aliased_with): Remove.
3833 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
3835 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
3837 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
3839 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
3840 ix86_expand_sse4_unpack if SSE4.1 is enabled.
3841 (vec_unpacks_hi_v16qi): Likewise.
3842 (vec_unpacku_lo_v16qi): Likewise.
3843 (vec_unpacks_lo_v16qi): Likewise.
3844 (vec_unpacku_hi_v8hi): Likewise.
3845 (vec_unpacks_hi_v8hi): Likewise.
3846 (vec_unpacku_lo_v8hi): Likewise.
3847 (vec_unpacks_lo_v8hi): Likewise.
3848 (vec_unpacku_hi_v4si): Likewise.
3849 (vec_unpacks_hi_v4si): Likewise.
3850 (vec_unpacku_lo_v4si): Likewise.
3851 (vec_unpacks_lo_v4si): Likewise.
3853 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
3855 * c-typeck.c, config/arm/arm.c, config/darwin.c,
3856 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
3857 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
3858 follow spelling conventions in various
3859 warning/error/diagnostic messages.
3861 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
3862 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
3863 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
3864 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
3865 tree-vrp.c: Fix comment typos. Follow spelling conventions.
3866 * doc/tm.texi: Follow spelling conventions.
3868 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
3871 * tree-ssa-forwprop.c
3872 (forward_propagate_addr_into_variable_array_index): Remove
3873 the lhs argument. Use the type of def_rhs instead of lhs.
3874 (forward_propagate_addr_expr_1): Update use of
3875 forward_propagate_addr_into_variable_array_index.
3877 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
3878 Nigel Stephens <nigel@mips.com>
3880 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
3881 function attributes, "far" being an alias for "long_call".
3882 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
3883 (mips_near_type_p, mips_far_type_p): New.
3884 (mips_comp_type_attributes): New function to check that attributes
3885 attached to a function type are compatible.
3886 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
3887 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
3888 to the target function of the thunk.
3889 (mips_encode_section_info): Check for "near" and "far" function
3890 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
3892 * config/mips/predicates.md (const_call_insn_operand): Test only
3893 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
3895 * doc/extend.texi (Function Attributes): Document MIPS "near" and
3898 * testsuite/gcc.target/mips/near-far-1.c: New test case.
3899 * testsuite/gcc.target/mips/near-far-2.c: New test case.
3900 * testsuite/gcc.target/mips/near-far-3.c: New test case.
3901 * testsuite/gcc.target/mips/near-far-4.c: New test case.
3903 2007-05-25 Eric Christopher <echristo@apple.com>
3905 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
3906 to x86-darwin configurations.
3907 * config/i386/t-darwin: Add softfp support.
3908 * config/i386/t-darwin64: Ditto.
3909 * config/i386/sfp-machine.h: If mach then don't use
3910 aliasing, emit a stub to call.
3912 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
3914 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
3915 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
3916 tree-predcom.c, tree-ssa-alias-warnings.c,
3917 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
3918 comment typos. Follow spelling conventions.
3919 * doc/cpp.texi, doc/invoke.texi: Fix typos.
3921 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
3924 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
3925 constants into memory. Expand unaligned memory references for
3926 SSE modes via x86_expand_vector_move_misalign() function.
3928 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
3930 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
3931 "memory" attribute for "sseishft" type insn without operands[2].
3933 2007-05-25 Dirk Mueller <dmueller@suse.de>
3934 Marcus Meissner <meissner@suse.de>
3936 * doc/extend.texi (alloc_size): New attribute.
3937 * c-common.c (handle_alloc_size_attribute): New.
3938 * tree-object-size.c (alloc_object_size): Use alloc_size
3939 attribute, if available.
3941 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
3943 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
3945 (__builtin_ia32_vec_ext_v2di): Likewise.
3946 (__builtin_ia32_vec_ext_v4si): Likewise.
3947 (__builtin_ia32_vec_ext_v8hi): Likewise.
3948 (__builtin_ia32_vec_ext_v16qi): Likewise.
3949 (__builtin_ia32_vec_set_v8hi): Likewise.
3951 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
3953 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
3955 2007-05-25 Richard Sandiford <richard@codesourcery.com>
3957 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
3958 (arm_is_longcall_p): Rename to...
3959 (arm_is_long_call_p): ...this. Take a single tree argument and
3961 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
3962 (CUMULATIVE_ARGS): Remove call_cookie.
3963 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
3964 (ENCODED_LONG_CALL_ATTR_P): Delete.
3965 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
3966 LONG_CALL_FLAG_CHAR cases.
3967 (ARM_DECLARE_FUNCTION_SIZE): Delete.
3968 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
3969 ARM_DECLARE_FUNCTION_SIZE.
3970 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
3971 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
3972 (arm_encode_call_attribute, current_file_function_operand): Delete.
3973 (arm_function_in_section_p): New function.
3974 (arm_is_longcall_p): Rename to...
3975 (arm_is_long_call_p): ...this. Take the target function as a single
3976 argument and return a bool. Do not rely on call cookies. Check
3977 whether the target symbol is in the same section as the current
3978 function, not just the same compilation unit.
3979 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
3980 (arm_encode_section_info): Don't encode a call type.
3981 * config/arm/arm.md (call, call_value): Update calls to
3982 arm_is_long(_)call_p. Simplify logic.
3983 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
3984 Update calls to arm_is_long(_)call_p.
3986 2007-05-25 Richard Guenther <rguenther@suse.de>
3988 PR tree-optimization/31982
3989 * tree-ssa-forwprop.c
3990 (forward_propagate_addr_into_variable_array_index): Handle arrays
3991 with element size one.
3993 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3995 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
3996 (umulsi3_highpart): Likewise.
3998 2007-05-24 Ian Lance Taylor <iant@google.com>
4000 PR rtl-optimization/32069
4001 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4004 2007-05-24 Ollie Wild <aaw@google.com>
4006 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4009 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4011 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4012 (oprs_unchanged_p): Use it to check all registers in a REG.
4013 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4014 (reg_set_between_after_reload_p): Delete.
4015 (reg_used_between_after_reload_p): Likewise.
4016 (reg_set_or_used_since_bb_start): Likewise.
4017 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4018 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4019 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4020 * rtlanal.c (reg_set_p): Check whether REG overlaps
4021 regs_invalidated_by_call, rather than just checking the
4022 membership of REGNO (REG).
4024 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4026 * doc/passes.texi: Document predictive commoning.
4027 * doc/invoke.texi (-fpredictive-commoning): Document.
4028 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4029 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4030 adding indices to the generated name.
4031 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4032 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4033 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4034 (op_symbol_code): ... and exported.
4035 (dump_omp_clause, op_symbol): Use op_symbol_code
4036 instead of op_symbol_1.
4037 * tree-pass.h (pass_predcom): Declare.
4038 * timevar.def (TV_PREDCOM): New timevar.
4039 * tree-ssa-loop.c (run_tree_predictive_commoning,
4040 gate_tree_predictive_commoning, pass_predcom): New.
4041 * tree-data-ref.c (find_data_references_in_loop): Find the
4042 references in dominance order.
4043 (canonicalize_base_object_address): Ensure that the result has
4045 (dr_analyze_innermost): Export.
4046 (create_data_ref): Code to fail for references with invariant
4048 (find_data_references_in_stmt): ... here.
4049 * tree-data-ref.h (dr_analyze_innermost): Declare.
4050 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4051 (aff_combination_find_elt, name_expansion_hash,
4052 name_expansion_eq, tree_to_aff_combination_expand,
4053 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4055 * tree-affine.h (aff_combination_constant_multiple_p,
4056 tree_to_aff_combination_expand): Declare.
4057 * tree-predcom.c: New file.
4058 * common.opt (fpredictive-commoning): New option.
4059 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4060 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4061 * Makefile.in (tree-predcom.o): Add.
4062 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4063 * passes.c (init_optimization_passes): Add dceloop after
4064 copy propagation in loop optimizer. Add predictive commoning
4065 to loop optimizer passes.
4067 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4069 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4072 2007-05-24 Jan Hubicka <jh@suse.cz>
4074 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4076 (genheader): Include statistics.h.
4078 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
4080 * print-rtl.c (flag_dump_unnumbered): Update comments.
4081 (print_rtl): Fix my previous change.
4082 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
4085 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4088 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
4090 (thread_through_all_blocks): Call initialize_original_copy_tables
4091 and free_original_copy_tables.
4092 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
4094 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4095 * cfghooks.c (duplicate_block): Use get_loop_copy.
4096 * cfg.c: Include cfgloop.h.
4097 (loop_copy): New hash table.
4098 (initialize_original_copy_tables): Initialize loop_copy table.
4099 (free_original_copy_tables): Free loop_copy table.
4100 (copy_original_table_clear, copy_original_table_set,
4101 set_loop_copy, get_loop_copy): New functions.
4102 (set_bb_original, set_bb_copy): Use copy_original_table_set.
4103 * cfgloop.h (struct loop): Remove copy field.
4104 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
4105 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
4107 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4109 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
4110 -msse/-msse2/-msse3.
4112 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4114 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
4115 __builtin_ia32_vec_set_v2di with MASK_64BIT.
4117 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
4120 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
4121 * targhooks.h (default_mangle_decl_assembler_name): Declare
4123 * targhooks.c (default_mangle_decl_assembler_name): Define
4125 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
4127 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
4128 * langhooks.c (lhd_set_decl_assembler_name): Call
4129 targetm.mangle_decl_assembler_name for names with global scope.
4131 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
4133 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
4134 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
4136 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4137 New. Factored out of i386_pe_encode_section_info.
4138 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
4139 Move check for prior decoration of stdcall
4140 symbols to i386_pe_encode_section_info.
4141 (i386_pe_encode_section_info): Adjust call to
4142 gen_stdcall_or_fastcall_suffix. Use
4143 i386_pe_maybe_mangle_decl_assembler_name, if needed.
4144 (i386_pe_mangle_decl_assembler_name): New. Wrap
4145 i386_pe_maybe_mangle_decl_assembler_name.
4147 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4149 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
4150 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
4151 * langhooks.c (get_signed_or_unsigned_type): Don't check for
4152 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
4153 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
4156 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
4157 Nigel Stephens <nigel@mips.com>
4158 Richard Sandiford <richard@codesourcery.com>
4160 Fix up MIPS16 hard float and add support for complex.
4162 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
4163 (TARGET_SOFT_FLOAT_ABI): New.
4164 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
4165 __mips_soft_float to reflect the ABI in use, not whether the
4166 FPU is directly accessible (e.g., in MIPS16 mode).
4167 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
4168 (UNITS_PER_FPVALUE): Likewise.
4170 * config/mips/mips.c (mips_expand_call): Remove redundant
4171 TARGET_MIPS16 check.
4172 (mips_arg_regno): New.
4173 (function_arg_advance): When setting bits in cum->fp_code for
4174 MIPS16, don't subtract 1 from cum->arg_number, since it is now
4176 (function_arg): Use mips_arg_regno.
4177 (mips_return_mode_in_fpr_p): New.
4178 (mips16_call_stub_mode_suffix): New.
4179 (mips16_cfun_returns_in_fpr_p): New.
4180 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
4181 (mips_output_function_prologue): Test mips16_hard_float, not
4182 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
4183 (mips_expand_epilogue): Call MIPS16 helper routines to copy
4184 return value into a floating-point register.
4185 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
4186 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
4187 (mips16_fp_args): Handle MIPS32r2 ISA which supports
4188 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
4189 word of double arguments from or to the high bits of 64-bit
4190 floating point registers.
4191 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
4192 (mips16_fpret_double): New helper function.
4193 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
4194 support for complex modes. Fill in DECL_RESULT for stubdecl.
4195 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
4197 * config/mips/mips16.S
4198 (RET, ARG1, ARG2): New.
4199 (MERGE_GPRf, MERGE_GPRt): New.
4200 (DELAYt, DELAYf): New.
4201 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
4202 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
4203 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
4204 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
4205 (SFOP): Renamed to...
4206 (OPSF3): This, and macro-ified. Updated all uses.
4207 (SFOP2): Renamed to...
4208 (OPSF2): This, and macro-ified. Updated all uses.
4209 (SFCMP): Renamed to...
4210 (CMPSF): This, and macro-ified. Updated all uses.
4211 (SFREVCMP): Renamed to...
4212 (REVCMPSF): This, and macro-ified. Updated all uses.
4213 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
4214 (LDDBL1, LDDBL2, RETDBL): Deleted.
4215 (DFOP): Renamed to...
4216 (OPDF3): This, and macro-ified. Updated all uses.
4217 (DFOP2): Renamed to...
4218 (OPDF2): This, and macro-ified. Updated all uses.
4219 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
4220 (DFCMP): Renamed to...
4221 (CMPDF): This, and macro-ified. Updated all uses.
4222 (DFREVCMP): Renamed to...
4223 (REVCMPDF): This, and macro-ified. Updated all uses.
4224 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
4225 (RET_FUNCTION): New.
4226 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
4227 (__mips16_ret_sc, __mips16_ret_dc): New.
4228 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
4229 STUB_ARGS_6, STUB_ARGS_10): New.
4230 (CALL_STUB_NO_RET): New.
4231 (__mips16_call_stub_1): Macro-ified.
4232 (__mips16_call_stub_5): Macro-ified.
4233 (__mips16_call_stub_2): Macro-ified.
4234 (__mips16_call_stub_6): Macro-ified.
4235 (__mips16_call_stub_9): Macro-ified.
4236 (__mips16_call_stub_10): Macro-ified.
4237 (CALL_STUB_RET): New.
4238 (__mips16_call_stub_sf_0): Macro-ified.
4239 (__mips16_call_stub_sf_1): Macro-ified.
4240 (__mips16_call_stub_sf_5): Macro-ified.
4241 (__mips16_call_stub_sf_2): Macro-ified.
4242 (__mips16_call_stub_sf_6): Macro-ified.
4243 (__mips16_call_stub_sf_9): Macro-ified.
4244 (__mips16_call_stub_sf_10): Macro-ified.
4245 (__mips16_call_stub_df_0): Macro-ified.
4246 (__mips16_call_stub_df_1): Macro-ified.
4247 (__mips16_call_stub_df_5): Macro-ified.
4248 (__mips16_call_stub_df_2): Macro-ified.
4249 (__mips16_call_stub_df_6): Macro-ified.
4250 (__mips16_call_stub_df_9): Macro-ified.
4251 (__mips16_call_stub_df_10): Macro-ified.
4252 (__mips16_call_stub_sc_0): New.
4253 (__mips16_call_stub_sc_1): New.
4254 (__mips16_call_stub_sc_5): New.
4255 (__mips16_call_stub_sc_2): New.
4256 (__mips16_call_stub_sc_6): New.
4257 (__mips16_call_stub_sc_9): New.
4258 (__mips16_call_stub_sc_10): New.
4259 (__mips16_call_stub_dc_0): New.
4260 (__mips16_call_stub_dc_1): New.
4261 (__mips16_call_stub_dc_5): New.
4262 (__mips16_call_stub_dc_2): New.
4263 (__mips16_call_stub_dc_6): New.
4264 (__mips16_call_stub_dc_9): New.
4265 (__mips16_call_stub_dc_10): New.
4267 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
4268 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
4269 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
4271 2007-05-23 Ian Lance Taylor <iant@google.com>
4273 * doc/invoke.texi (Invoking GCC): Document that the order of the
4276 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
4279 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
4280 * config/score/predicate.md (const_pow2, const_npow2): Remove.
4281 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
4285 * config/score/score.c (score_print_operand): Make sure that only
4286 lower bits are used.
4288 2007-05-22 Ian Lance Taylor <iant@google.com>
4290 * tree-vrp.c (avoid_overflow_infinity): New static function,
4291 broken out of set_value_range_to_value.
4292 (set_value_range_to_value): Call avoid_overflow_infinity.
4293 (extract_range_from_assert): Likewise.
4295 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4298 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
4299 change the type before looking for a COMPOUND_EXPR.
4301 2007-05-22 Ian Lance Taylor <iant@google.com>
4303 * lower-subreg.c (decompose_multiword_subregs): If we change an
4304 insn, call remove_retval_note on it.
4306 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4308 * regs.h (end_hard_regno): New function.
4309 (END_HARD_REGNO, END_REGNO): New macros.
4310 (add_to_hard_reg_set): New function.
4311 (remove_from_hard_reg_set): Likewise.
4312 (in_hard_reg_set_p): Likewise.
4313 (overlaps_hard_reg_set_p): Likewise.
4314 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
4315 (note_btr_set): Use END_HARD_REGNO.
4316 * caller-save.c (setup_save_areas): Use end_hard_regno.
4317 (mark_set_regs): Use END_HARD_REGNO.
4318 (add_stored_regs): Use end_hard_regno.
4319 (mark_referenced_regs): Use add_to_hard_reg_set.
4320 * combine.c (update_table_tick): Use END_REGNO.
4321 (record_value_for_reg): Likewise.
4322 (record_dead_and_set_regs): Likewise.
4323 (get_last_value_validate): Likewise.
4324 (use_crosses_set_p): Likewise.
4325 (reg_dead_at_p_1): Likewise.
4326 (reg_dead_at_p): Likewise.
4327 (mark_used_regs_combine): Use add_to_hard_reg_set.
4328 (move_deaths): Use END_HARD_REGNO.
4329 (reg_bitfield_target_p): Use end_hard_regno.
4330 (distribute_notes): Use END_HARD_REGNO.
4331 * cse.c (mention_regs): Use END_REGNO.
4332 (insert): Use add_to_hard_reg_set.
4333 (invalidate): Use END_HARD_REGNO.
4334 (invalidate_for_call): Likewise.
4335 (exp_equiv_p): Use END_REGNO.
4336 (cse_insn): Likewise.
4337 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
4338 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
4339 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
4340 * function.c (keep_stack_depressed): Use end_hard_regno.
4341 * global.c (global_alloc): Use end_hard_regno.
4342 (global_conflicts): Use add_to_hard_reg_set instead of
4344 (find_reg): Likewise.
4345 (mark_reg_store): Likewise.
4346 (mark_reg_conflicts): Likewise.
4347 (mark_reg_death): Use remove_from_hard_reg_set.
4348 (mark_reg_live_nc): Delete.
4349 (set_preference): Use end_hard_regno.
4350 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
4351 remove_from_hard_reg_set.
4352 (post_mark_life): Use add_to_hard_reg_set.
4353 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
4354 (reg_becomes_live): Use add_to_hard_reg_set.
4355 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
4356 (peep2_find_free_register): Use add_to_hard_reg_set.
4357 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
4358 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
4359 * regrename.c (note_sets): Use add_to_hard_reg_set.
4360 (clear_dead_regs): Use remove_from_hard_reg_set.
4361 (regrename_optimize): Use add_to_hard_reg_set.
4362 (find_oldest_value_reg): Use in_hard_reg_set_p.
4363 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
4364 (hard_reg_set_here_p): Use end_hard_regno.
4365 (decompose): Likewise.
4366 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
4367 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
4368 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
4369 (mark_home_live): Use end_hard_regno.
4370 (spill_hard_reg): Likewise.
4371 (clear_reload_reg_in_use): Likewise.
4372 * reorg.c (delete_prior_computation): Use END_REGNO.
4373 * resource.c (update_live_status): Use END_HARD_REGNO.
4374 (mark_referenced_resources): Use add_to_hard_reg_set.
4375 (mark_set_resources): Likewise.
4376 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
4377 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
4378 (reg_overlap_mentioned_p): Likewise.
4379 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
4380 (covers_regno_no_parallel_p): Use END_REGNO.
4381 (find_regno_note): Likewise.
4382 (find_reg_fusage): Use END_HARD_REGNO.
4383 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
4384 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
4386 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4388 * mode-switching.c (reg_dies): Change type of second argument to
4390 (optimize_mode_switching): Update accordingly.
4392 2007-05-22 Richard Sandiford <richard@codesourcery.com>
4394 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
4396 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
4397 (hard_reg_set_empty_p): ...these new functions.
4398 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
4399 GO_IF_HARD_REG_SUBSET.
4400 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
4401 instead of GO_IF_HARD_REG_EQUAL.
4402 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
4403 instead of GO_IF_HARD_REG_EQUAL.
4404 * global.c (find_reg): Use hard_reg_set_empty_p instead of
4405 GO_IF_HARD_REG_SUBSET.
4406 (modify_reg_pav): Use hard_reg_set_empty_p instead of
4407 GO_IF_HARD_REG_EQUAL.
4408 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
4409 of GO_IF_HARD_REG_SUBSET.
4410 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
4411 instead of GO_IF_HARD_REG_EQUAL.
4412 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
4413 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
4414 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
4415 of GO_IF_HARD_REG_SUBSET,
4416 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
4417 GO_IF_HARD_REG_SUBSET.
4418 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
4419 instead of GO_IF_HARD_REG_EQUAL.
4420 * config/sh/sh.c (push_regs, calc_live_regs): Use
4421 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
4422 (hard_regs_intersect_p): Delete.
4424 2007-05-22 Janis Johnson <janis187@us.ibm.com>
4426 * doc/sourcebuild.texi (Test Directives) Add dg-message.
4428 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
4429 Richard Henderson <rth@redhat.com>
4431 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
4433 (x86_64-*-*): Likewise.
4435 * i386/i386-modes.def (V2QI): New.
4437 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
4439 (override_options): Support SSE4.1.
4440 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
4441 (IX86_BUILTIN_BLENDPS): Likewise.
4442 (IX86_BUILTIN_BLENDVPD): Likewise.
4443 (IX86_BUILTIN_BLENDVPS): Likewise.
4444 (IX86_BUILTIN_PBLENDVB128): Likewise.
4445 (IX86_BUILTIN_PBLENDW128): Likewise.
4446 (IX86_BUILTIN_DPPD): Likewise.
4447 (IX86_BUILTIN_DPPS): Likewise.
4448 (IX86_BUILTIN_INSERTPS128): Likewise.
4449 (IX86_BUILTIN_MOVNTDQA): Likewise.
4450 (IX86_BUILTIN_MPSADBW128): Likewise.
4451 (IX86_BUILTIN_PACKUSDW128): Likewise.
4452 (IX86_BUILTIN_PCMPEQQ): Likewise.
4453 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
4454 (IX86_BUILTIN_PMAXSB128): Likewise.
4455 (IX86_BUILTIN_PMAXSD128): Likewise.
4456 (IX86_BUILTIN_PMAXUD128): Likewise.
4457 (IX86_BUILTIN_PMAXUW128): Likewise.
4458 (IX86_BUILTIN_PMINSB128): Likewise.
4459 (IX86_BUILTIN_PMINSD128): Likewise.
4460 (IX86_BUILTIN_PMINUD128): Likewise.
4461 (IX86_BUILTIN_PMINUW128): Likewise.
4462 (IX86_BUILTIN_PMOVSXBW128): Likewise.
4463 (IX86_BUILTIN_PMOVSXBD128): Likewise.
4464 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
4465 (IX86_BUILTIN_PMOVSXWD128): Likewise.
4466 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
4467 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
4468 (IX86_BUILTIN_PMOVZXBW128): Likewise.
4469 (IX86_BUILTIN_PMOVZXBD128): Likewise.
4470 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
4471 (IX86_BUILTIN_PMOVZXWD128): Likewise.
4472 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
4473 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
4474 (IX86_BUILTIN_PMULDQ128): Likewise.
4475 (IX86_BUILTIN_PMULLD128): Likewise.
4476 (IX86_BUILTIN_ROUNDPD): Likewise.
4477 (IX86_BUILTIN_ROUNDPS): Likewise.
4478 (IX86_BUILTIN_ROUNDSD): Likewise.
4479 (IX86_BUILTIN_ROUNDSS): Likewise.
4480 (IX86_BUILTIN_PTESTZ): Likewise.
4481 (IX86_BUILTIN_PTESTC): Likewise.
4482 (IX86_BUILTIN_PTESTNZC): Likewise.
4483 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
4484 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
4485 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
4486 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
4487 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
4489 (bdesc_sse_3arg): Likewise.
4490 (bdesc_2arg): Likewise.
4491 (bdesc_1arg): Likewise.
4492 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
4494 (ix86_expand_sse_4_operands_builtin): New.
4495 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
4496 smaller than 8 bits as the 2nd arg.
4497 (ix86_expand_sse_ptest): New.
4498 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
4499 (ix86_expand_vector_set): Support SSE4.1.
4500 (ix86_expand_vector_extract): Likewise.
4502 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4503 __SSE4_1__ for -msse4.1.
4505 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
4506 (UNSPEC_INSERTPS): Likewise.
4507 (UNSPEC_DP): Likewise.
4508 (UNSPEC_MOVNTDQA): Likewise.
4509 (UNSPEC_MPSADBW): Likewise.
4510 (UNSPEC_PHMINPOSUW): Likewise.
4511 (UNSPEC_PTEST): Likewise.
4512 (UNSPEC_ROUNDP): Likewise.
4513 (UNSPEC_ROUNDS): Likewise.
4515 * config/i386/i386.opt (msse4.1): New for SSE4.1.
4517 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
4518 (const_pow2_1_to_32768_operand): Likewise.
4520 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
4523 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
4525 (sse4_1_insertps): Likewise.
4526 (*sse4_1_extractps): Likewise.
4527 (sse4_1_ptest): Likewise.
4528 (sse4_1_mulv2siv2di3): Likewise.
4529 (*sse4_1_mulv4si3): Likewise.
4530 (*sse4_1_smax<mode>3): Likewise.
4531 (*sse4_1_umax<mode>3): Likewise.
4532 (*sse4_1_smin<mode>3): Likewise.
4533 (*sse4_1_umin<mode>3): Likewise.
4534 (sse4_1_eqv2di3): Likewise.
4535 (*sse4_1_pinsrb): Likewise.
4536 (*sse4_1_pinsrd): Likewise.
4537 (*sse4_1_pinsrq): Likewise.
4538 (*sse4_1_pextrb): Likewise.
4539 (*sse4_1_pextrb_memory): Likewise.
4540 (*sse4_1_pextrw_memory): Likewise.
4541 (*sse4_1_pextrq): Likewise.
4542 (sse4_1_blendpd): Likewise.
4543 (sse4_1_blendps): Likewise.
4544 (sse4_1_blendvpd): Likewise.
4545 (sse4_1_blendvps): Likewise.
4546 (sse4_1_dppd): Likewise.
4547 (sse4_1_dpps): Likewise.
4548 (sse4_1_movntdqa): Likewise.
4549 (sse4_1_mpsadbw): Likewise.
4550 (sse4_1_packusdw): Likewise.
4551 (sse4_1_pblendvb): Likewise.
4552 (sse4_1_pblendw): Likewise.
4553 (sse4_1_phminposuw): Likewise.
4554 (sse4_1_extendv8qiv8hi2): Likewise.
4555 (*sse4_1_extendv8qiv8hi2): Likewise.
4556 (sse4_1_extendv4qiv4si2): Likewise.
4557 (*sse4_1_extendv4qiv4si2): Likewise.
4558 (sse4_1_extendv2qiv2di2): Likewise.
4559 (*sse4_1_extendv2qiv2di2): Likewise.
4560 (sse4_1_extendv4hiv4si2): Likewise.
4561 (*sse4_1_extendv4hiv4si2): Likewise.
4562 (sse4_1_extendv2hiv2di2): Likewise.
4563 (*sse4_1_extendv2hiv2di2): Likewise.
4564 (sse4_1_extendv2siv2di2): Likewise.
4565 (*sse4_1_extendv2siv2di2): Likewise.
4566 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4567 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4568 (sse4_1_zero_extendv4qiv4si2): Likewise.
4569 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4570 (sse4_1_zero_extendv2qiv2di2): Likewise.
4571 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4572 (sse4_1_zero_extendv4hiv4si2): Likewise.
4573 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4574 (sse4_1_zero_extendv2hiv2di2): Likewise.
4575 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4576 (sse4_1_zero_extendv2siv2di2): Likewise.
4577 (*sse4_1_zero_extendv2siv2di2): Likewise.
4578 (sse4_1_roundpd): Likewise.
4579 (sse4_1_roundps): Likewise.
4580 (sse4_1_roundsd): Likewise.
4581 (sse4_1_roundss): Likewise.
4582 (mulv4si3): Don't expand for SSE4.1.
4583 (smax<mode>3): Likewise.
4584 (umaxv4si3): Likewise.
4585 (uminv16qi3): Likewise.
4586 (umin<mode>3): Likewise.
4587 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
4589 * doc/extend.texi: Document SSE4.1 built-in functions.
4591 * doc/invoke.texi: Document -msse4.1.
4593 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
4595 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
4596 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
4597 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
4598 (ASM_SPEC): Add asm_pcrel_spec.
4599 (EXTRA_SPECS): Add asm_pcrel_spec.
4601 2007-05-21 David Daney <ddaney@avtrex.com>
4603 * doc/install.texi (Building a cross compiler): Add requirements
4604 for Java cross compiler.
4606 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4609 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
4610 Add loopno argument. Use evolution_function_is_invariant_rec_p
4611 instead of evolution_function_is_constant_p.
4612 Update calls to evolution_function_is_affine_multivariate_p.
4613 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
4614 Add loopno argument.
4615 * tree-scalar-evolution.c (gather_chrec_stats): Call
4616 evolution_function_is_affine_multivariate_p with a loop
4618 * tree-data-ref.c (analyze_miv_subscript): Likewise.
4619 (analyze_overlapping_iterations): Likewise.
4620 (access_functions_are_affine_or_constant_p): Likewise.
4621 (build_classic_dist_vector_1): If the access functions
4622 are equal, don't do anything.
4624 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
4625 Paolo Carlini <pcarlini@suse.de>
4626 Uros Bizjak <ubizjak@gmail.com>
4628 * c-cppbuiltin.c (c_cpp_builtins): Define
4629 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
4630 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
4631 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
4632 * doc/cpp.texi ([Standard Predefined Macros]): Document.
4634 2007-05-21 Mike Stump <mrs@apple.com>
4636 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
4638 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4640 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
4642 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
4643 implementation if __OPTIMIZE__ is not defined.
4644 (_mm_alignr_pi8): Ditto.
4645 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4646 (_mm_inserti_si64): Ditto.
4647 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4648 (_mm_slli_epi16): Ditto.
4649 (_mm_slli_epi32): Ditto.
4650 (_mm_slli_epi64): Ditto.
4651 (_mm_srai_epi16): Ditto.
4652 (_mm_srai_epi32): Ditto.
4653 (_mm_srli_si128): Ditto.
4654 (_mm_slli_si128): Ditto.
4655 (_mm_srli_epi16): Ditto.
4656 (_mm_srli_epi32): Ditto.
4657 (_mm_srli_epi64): Ditto.
4658 (_mm_extract_epi16): Ditto.
4659 (_mm_insert_epi16): Ditto.
4660 (_mm_shufflehi_epi16): Ditto.
4661 (_mm_shufflelo_epi16): Ditto.
4662 (_mm_shuffle_epi32): Ditto.
4663 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
4665 (_mm_insert_pi16): Ditto.
4667 (_mm_shuffle_pi16): Ditto.
4669 (_mm_shufle_ps): Ditto.
4670 (_mm_prefetch): Ditto.
4672 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
4674 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
4675 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
4676 * real.c (encode_i370_single, decode_i370_single,
4677 encode_i370_double, decode_i370_double): Functions removed.
4678 (i370_single_format, i370_double_format): Initializations removed.
4679 (real_maxval, round_for_format, exact_real_truncate, significand_size):
4680 Consider the log2_b field to always be one.
4681 (ieee_single_format, mips_single_format, coldfire_single_format,
4682 ieee_double_format, mips_double_format, coldfire_double_format,
4683 ieee_extended_motorola_format, ieee_extended_intel_96_format,
4684 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
4685 ibm_extended_format, mips_extended_format, ieee_quad_format,
4686 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
4687 decimal_single_format, decimal_double_format, decimal_quad_format,
4688 c4x_single_format, c4x_extended_format, real_internal_format): Remove
4689 initialization of log2_b.
4690 * real.h (i370_single_format, i370_double_format): Declarations
4692 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
4693 field to always be one.
4695 2007-05-21 Andreas Schwab <schwab@suse.de>
4697 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
4698 NOTE_INSN_BASIC_BLOCK_P.
4699 (process_for_unwind_directive): Likewise.
4701 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
4703 * builtins.c (expand_builtin_setjmp_setup): Update comment.
4704 * function.h (struct function): Move va_list_gpr_size,
4705 va_list_fpr_size, function_frequency to front of bitfields. Add
4707 (current_function_calls_unwind_init): New.
4708 * except.c (expand_builtin_unwind_init): Set
4709 current_function_calls_unwind_init not
4710 current_function_has_nonlocal_label.
4711 * reload1.c (has_nonexceptional_receiver): New.
4712 (reload): Use it and current_function_calls_unwind_init to
4713 determine whether call-saved regs must be saved.
4715 2007-05-20 Jan Hubicka <jh@suse.cz>
4717 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
4718 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4719 * ddg.c (create_ddg): LIkewise.
4720 * final.c (final): Remove hunk moving line number notes around since
4721 they are no longer present at this stage.
4722 (final_scan_insn): Use NOTE_KIND instead of
4723 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4724 (output_asm_label): Likewise.
4725 * reorg.c (dbr_schedule): Likewise.
4726 * haifa-sched.c (unlink_other_notes): Likewise.
4727 * mode-switching.c (optimize_mode_switching): Likewise.
4728 * graph.c (start_bb): Likewise.
4729 * rtl.def (NOTE): Update description.
4730 * jump.c (squeeze_notes): Delete.
4731 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
4732 NOTE_INSN_BASIC_BLOCK_P when possible.
4733 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
4734 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
4735 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4736 (dwarf2out_var_location): Likewise.
4737 * cfgbuild.c (make_edges): Likewise.
4738 (find_basic_blocks_1): Likewise.
4739 * function.c (reorder_blocks_1): Likewise.
4740 (epilogue_done): Likewise.
4741 (reposition_prologue_and_epilogue_notes): Likewise.
4742 * print-rtl.c (print_rtx): Likewise; drop code for printing
4744 (print_rtl): Likewise.
4745 (print_rtl_single): Likewise.
4746 * gcse.c (insert_insn_start_bb): Likewise.
4747 * alias.c (init_alias_analysis): Likewise.
4748 * calls.c (fixup_tail_calls): Likewise.
4749 * except.c (sjlj_emit_function_enter): Likewise.
4750 * emit-rtl.c (add_insn_after): Likeiwse.
4751 (emit_label_before): Likewise.
4752 (emit_label_after): Likewise.
4753 (emit_note_before, emit_note_after, emit_note): Update
4754 parameter to be enum insn_note; do not deal with source
4756 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
4757 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
4759 (merge_blocks_move_successor_nojumps): Simplify now when
4760 we don't have BLOCK notes.
4761 (try_optimize_cfg): Likewise.
4762 * cfglayout.c (skip_insns_after_block): Likewise.
4763 (record_effective_endpoints): Likewise.
4764 (duplicate_insn_chain): Likewise.
4765 * varasm.c (output_constant_pool_1): Likewise.
4766 * sched-deps.c (sched_analyze): Likewise.
4767 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
4769 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
4770 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
4771 (SET_INSN_DELETED): Simplify.
4772 (NOTE_LINE_NUMBER): Exterminate.
4773 (NOTE_LINE_KIND): New.
4774 (NOTE_INSN_BASIC_BLOCK_P): Update.
4775 (enum insn_note): Simplify.
4776 (GET_NOTE_INSN_NAME) Simplify.
4777 (emit_note_before, emit_note_after, emit_note): Update prototype.
4778 (squeeze_notes): Remove.
4779 * sched-int.h (NOTE_NOT_BB_P): Update.
4780 * resource.c (mark_target_live_regs): Update.
4781 * sched-rgn.c (debug_dependencies): Update.
4782 * sched-vis.c (print_insn): Update.
4783 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
4784 * config/i386/i386.c (ix86_output_function_epilogue): Update.
4785 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
4786 (TARGET_ADJUST_UNROLL_MAX): Likewise.
4787 (split_branches): Update.
4788 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
4790 (sh_adjust_unroll_max): Exterminate.
4791 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
4792 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
4793 (m68hc11_reorg): Likewise.
4794 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
4795 (emit_predicate_relation_info): Update.
4796 (process_for_unwind_directive): Update.
4797 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
4798 (output_call): Update.
4799 * config/pa/pa.c (output_lbranch): Update.
4800 (output_millicode_call): Update.
4801 (output_call): Update.
4802 (pa_combine_instructions): Update.
4803 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
4804 * config/bfin/bfin.c (gen_one_bundle): Update.
4805 * cfgrtl.c (can_delete_note_p): Update.
4806 (delete_insn): Update.
4807 (rtl_merge_blocks): Update.
4808 (commit_one_edge_insertion): Update.
4809 (rtl_verify_flow_info): Update.
4810 * stmt.c (expand_case): Do not call squeeze_notes.
4812 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4819 * c.opt (Wtype-limits): New.
4820 * doc/invoke.texi (Wtype-limits): Document it.
4821 (Wextra): Enabled by -Wextra.
4822 * c-opts.c (c_common_post_options): Enabled by -Wextra.
4823 * c-common.c (shorten_compare): Warn with Wtype-limits.
4825 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4827 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
4828 inlined function, not as a macro.
4829 (_mm_alignr_pi8): Ditto.
4830 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4831 (_mm_inserti_si64): Ditto.
4832 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4833 (_mm_extract_epi16): Ditto.
4834 (_mm_insert_epi16): Ditto.
4835 (_mm_shufflehi_epi16): Ditto.
4836 (_mm_shufflelo_epi16): Ditto.
4837 (_mm_shuffle_epi32): Ditto.
4838 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
4839 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
4841 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
4843 (_m_to_float): Use C89 compatible assignment.
4845 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
4848 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
4850 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4853 * doc/invoke.texi (Wreturn-type): Complete description.
4854 (Wextra): Delete item about return-type warning.
4855 * c-decl.c: Delete redundant Wextra warning.
4857 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
4860 * config/i386/pmmintrin.h: Do not include xmmintrin.h
4861 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
4862 inlined function, not as a macro.
4863 (_mm_prefetch): Ditto.
4865 (_mm_insert_pi16): Ditto.
4867 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
4868 (_m_pshufw): Ditto. Add const to __N argument.
4869 (_mm_shufle_ps): Ditto. Add const to __mask argument.
4870 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
4871 (_mm_slli_epi32): Ditto.
4872 (_mm_srli_si128): Implement as always inlined function, not as a
4873 macro. Add __inline to function declaration.
4874 (_mm_slli_si128): Ditto.
4876 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
4878 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
4879 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
4881 (struct fenv): New structure.
4882 (FP_HANDLE_EXCEPTIONS): New define.
4883 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
4884 (_FP_DECL_EXP): New define.
4885 (FP_INIT_ROUNDMODE): New define.
4886 (FP_ROUNDMODE): New define.
4888 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4890 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
4891 (Wconversion): Update description.
4892 (Wconversion-sign): New.
4893 * c.opt (Wconversion-sign): New.
4894 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
4895 means disabled for C++. Otherwise, take the status of Wconversion.
4896 * c-common.c (conversion_warning): Warn with either Wconversion or
4898 (warnings_for_convert_and_check): Conditions are already checked by
4900 (convert_and_check): Don't check warnings if the conversion failed.
4902 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
4903 Anatoly Sokolov <aesok@dol.ru>
4905 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
4906 avr_epilogue_uses) : Add declaration.
4907 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
4908 * config/avr/constraints.md (R): New constraint.
4909 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
4910 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
4911 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
4912 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
4913 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
4914 call_prologue_saves, epilogue_restores, return_from_epilogue,
4915 return_from_main_epilogue, return_from_interrupt_epilogue,
4916 return_from_naked_epilogue, prologue, epilogue): New patterns.
4917 (jump): Handle symbol reference.
4918 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
4919 avr_output_function_prologue, avr_output_function_epilogue): Remove
4921 (avr_init_machine_status, expand_prologue, expand_epilogue,
4922 avr_asm_function_end_prologue, avr_epilogue_uses,
4923 avr_asm_function_begin_epilogue): New functions.
4924 (prologue_size, epilogue_size, jump_tables_size): Remove global
4926 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
4927 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
4928 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
4929 (avr_override_options): Initialise init_machine_status.
4930 (output_movhi): Handle all stack pointer loads.
4931 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
4932 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
4933 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
4934 (EPILOGUE_USES) Redefine.
4935 (machine_function) Declare.
4937 2007-05-19 Richard Sandiford <richard@codesourcery.com>
4939 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
4940 Use a single return statement.
4942 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4945 * builtins.c (do_mpfr_lgamma_r): New.
4946 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
4947 * tree.h (CASE_FLT_FN_REENT): New.
4949 2007-05-18 Geoffrey Keating <geoffk@apple.com>
4951 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
4952 (output_die): Use 'unsigned long' with %x.
4953 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
4954 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
4955 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
4957 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
4959 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
4964 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
4965 true if function has no argument.
4967 2007-05-18 DJ Delorie <dj@redhat.com>
4969 * config/mips/mips.c (mips_offset_within_alignment_p): New.
4970 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
4972 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
4974 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
4975 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
4976 count_trailing_zeros.
4977 (__i386__): Implement count_leading_zeros using __builtin_clz().
4978 Implement count_trailing_zeros usign __builtin_ctz().
4980 2007-05-18 Richard Sandiford <richard@codesourcery.com>
4982 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
4984 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
4987 * expr.c (emit_move_change_mode): Change mode of push operands here.
4989 2007-05-17 Ian Lance Taylor <iant@google.com>
4991 PR tree-optimization/31953
4992 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
4994 (set_value_range_to_null): Call set_value_range_to_value.
4995 (extract_range_from_comparison): Likewise.
4997 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4999 * toplev.c (print_version): Output GMP/MPFR version info.
5001 * builtins.c (CASE_MATHFN_REENT): New macro.
5002 (mathfn_built_in): Use it.
5003 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5004 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5005 BUILT_IN_LGAMMAL_R): New.
5006 * doc/extend.texi: Document new builtins.
5009 * builtins.c (do_mpfr_remquo): New.
5010 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5011 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5014 * builtins.c (fold_builtin_1): Handle y0, y1.
5015 (fold_builtin_2): Handle yn.
5018 * builtins.c (do_mpfr_bessel_n): New.
5019 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5020 (fold_builtin_2): Handle BUILT_IN_JN.
5022 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5025 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5026 TYPE_PRECISION (intmax_type_node).
5028 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5031 * reload.c (subst_reloads): Remove checking.
5033 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5035 PR rtl-optimization/31691
5036 * combine.c (simplify_set): Build a new src pattern instead of
5037 substituting its operands in the COMPARE case.
5039 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5041 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5042 (execute_vrp): Preserve loops through jump threading.
5043 * tree-ssa-threadupdate.c (thread_single_edge,
5044 dbds_continue_enumeration_p, determine_bb_domination_status,
5045 thread_through_loop_header): New functions.
5046 (create_edge_and_update_destination_phis,
5047 create_edge_and_update_destination_phis): Set loops for the new blocks.
5048 (prune_undesirable_thread_requests): Removed.
5049 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5051 (thread_block): Do not call prune_undesirable_thread_requests.
5053 (mark_threaded_blocks): Select edges to thread here.
5054 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5055 Thread edges through loop headers independently.
5056 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5057 * tree-pass.h (TODO_mark_first_instance): New.
5058 (first_pass_instance): Declare.
5059 * cfghooks.c (duplicate_block): Put the block to the original loop
5060 if copy is not specified.
5061 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5062 jump threading. Pass may_peel_loop_headers to
5063 thread_through_all_blocks according to first_pass_instance.
5064 * cfgloop.h (create_preheader): Declare.
5065 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5066 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5067 * passes.c (first_pass_instance): New variable.
5068 (next_pass_1): Set TODO_mark_first_instance.
5069 (execute_todo): Set first_pass_instance.
5071 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5073 PR tree-optimization/24659
5074 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5075 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5076 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
5077 OTI_vec_pack_ufix_trunc.
5078 (vec_unpacks_float_hi_optab): Define new macro.
5079 (vec_unpacks_float_lo_optab): Ditto.
5080 (vec_unpacku_float_hi_optab): Ditto.
5081 (vec_unpacku_float_lo_optab): Ditto.
5082 (vec_pack_sfix_trunc_optab): Ditto.
5083 (vec_pack_ufix_trunc_optab): Ditto.
5084 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
5085 and vec_pack_[s|u]fix_trunc_optab using
5086 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
5087 * tree-vectorizer.c (supportable_widening_operation): Handle
5088 FLOAT_EXPR and CONVERT_EXPR. Update comment.
5089 (supportable_narrowing_operation): New function.
5090 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
5091 * tree-vect-transform.c (vectorizable_conversion): Handle
5092 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5093 (vect_gen_widened_results_half): Move before vectorizable_conversion.
5094 (vectorizable_type_demotion): Call supportable_narrowing_operation()
5095 to check for target support.
5096 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
5097 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
5098 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
5099 for VEC_PACK_FIX_TRUNC_EXPR.
5100 (expand_binop): Special case mode of the result for
5101 vec_pack_[u|s]fix_trunc_optab.
5102 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
5103 vec_pack_[u|s]fix_trunc_optab.
5105 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
5106 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
5107 * tree-pretty-print.c (dump_generic_node): Handle
5108 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
5109 VEC_PACK_FIX_TRUNC_EXPR.
5111 * expr.c (expand_expr_real_1): Ditto.
5112 * tree-inline.c (estimate_num_insns_1): Ditto.
5113 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5115 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
5116 (vec_unpacks_float_lo_v8hi): Ditto.
5117 (vec_unpacku_float_hi_v8hi): Ditto.
5118 (vec_unpacku_float_lo_v8hi): Ditto.
5119 (vec_unpacks_float_hi_v4si): Ditto.
5120 (vec_unpacks_float_lo_v4si): Ditto.
5121 (vec_pack_sfix_trunc_v2df): Ditto.
5123 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
5125 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
5126 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
5127 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
5128 [vec_pack_ufix_trunc]: Ditto.
5129 [vec_unpacks_float_hi]: Ditto.
5130 [vec_unpacks_float_lo]: Ditto.
5131 [vec_unpacku_float_hi]: Ditto.
5132 [vec_unpacku_float_lo]: Ditto.
5134 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
5136 * soft-fp/README: Update for new files.
5137 * soft-fp/floattisf.c: New file.
5138 * soft-fp/floattidf.c: New file.
5139 * soft-fp/floattitf.c: New file.
5140 * soft-fp/floatuntisf.c: New file.
5141 * soft-fp/floatuntidf.c: New file.
5142 * soft-fp/floatuntitf.c: New file.
5143 * soft-fp/fixsfti.c: New file.
5144 * soft-fp/fixdfti.c: New file.
5145 * soft-fp/fixtfti.c: New file.
5146 * soft-fp/fixunssfti.c: New file.
5147 * soft-fp/fixunsdfti.c: New file.
5148 * soft-fp/fixunstfti.c: New file.
5149 * soft-fp/extendxftf.c: New file.
5150 * soft-fp/trunctfxf.c: New file.
5152 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
5153 (__trunctfxf2): Ditto.
5155 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
5156 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
5157 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
5158 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
5159 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
5160 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
5162 * config/i386/t-fprules-softfp64: New file.
5163 * config/i386/sfp-machine.h: New file.
5164 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
5165 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
5166 and soft-fp/t-softfp to tmake_file.
5167 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
5168 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
5170 * config/i386/t-linux64 (softfp_wrap_start): New.
5171 (softfp_wrap_end): New.
5172 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
5173 supported for TARGET_64BIT.
5175 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5177 * c-common.c (c_common_signed_or_unsigned_type): Emulate
5178 c_common_unsigned_type behavior.
5180 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
5182 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
5185 2007-05-16 Eric Christopher <echristo@apple.com>
5187 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
5188 saving after stack push. Set sp_offset whenever we push.
5189 (rs6000_emit_epilogue): Move altivec register restore before
5192 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5194 * configure.ac: Allow sysroots to be relocated under $prefix as
5195 well as $exec_prefix.
5196 * configure: Regenerate.
5198 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5202 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5204 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5205 (gcc_tooldir): Likewise.
5206 * configure: Regenerate.
5207 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5208 old configure.ac gcc_tooldir setting.
5209 (prefix_to_exec_prefix): New variable.
5210 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5211 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5213 2007-05-14 Janis Johnson <janis187@us.ibm.com>
5215 * c-typeck.c (build_binary_op): Return early for error.
5217 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
5219 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
5220 struct nb_iter_bound.
5221 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
5222 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
5223 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
5224 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
5225 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
5226 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
5227 (del_scev_info): Use ggc_free.
5228 (scev_initialize): Allocate scalar_evolution_info in gc memory.
5229 * loop-init.c: Include ggc.h.
5230 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
5231 (loop_optimizer_finalize): Use ggc_free.
5232 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
5233 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
5234 pass_iv_optimize): Add TODO_ggc_collect.
5235 * function.h (struct function): Remove skip marker from
5237 * cfgloop.c: Include ggc.h.
5238 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
5240 (establish_preds): Vector superloops is gc allocated.
5241 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
5243 (flow_loops_find): Vector larray is gc allocated.
5244 (loop_exit_free): Use ggc_free.
5245 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
5246 that head of exits list is now not a part of struct loop.
5247 (record_loop_exits): Allocate exits table in gc memory.
5248 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
5249 that head of exits list is now not a part of struct loop.
5250 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
5251 struct loop_exit): Add GTY marker.
5252 (struct loop): Add GTY marker. Make superloops vector gc allocated.
5253 Add skip marker to aux field. Make head of exits list a separate
5255 (struct loops): Add GTY marker. Make larray vector gc allocated.
5256 Add param marker to exits table.
5257 (get_loops): Type changed.
5258 * Makefile.in (tree-scalar-evolution.o): Add
5259 gt-tree-scalar-evolution.h dependency.
5260 (cfgloop.o, loop-init.o): Add ggc.h dependency.
5261 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
5262 * basic-block.h (struct basic_block_def): Remove skip marker from
5265 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
5267 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
5268 of 0 in the call to expand_expr().
5269 (expand_builtin_mathfn_3): Ditto.
5270 (expand_builtin_interclass_mathfn): Ditto.
5271 (expand_builtin_cexpi): Ditto.
5272 (expand_builtin_int_roundingfn): Ditto.
5273 (expand_builtin_int_roundingfn_2): Ditto.
5274 (expand_builtin_pow): Ditto.
5275 (expand_builtin_powi): Ditto.
5276 (expand_builtin_bswap): Ditto.
5277 (expand_builtin_unop): Ditto.
5278 (expand_builtin_fabs): Ditto.
5279 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
5280 the call to expand_expr().
5281 (expand_builtin_sync_operation): Ditto.
5282 (expand_builtin_compare_and_swap): Ditto.
5283 (expand_builtin_lock_test_and_set): Ditto.
5284 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
5285 instead of 0 in the call to expand_expr().
5286 (expand_builtin_extract_return_addr): Ditto.
5287 (expand_builtin_eh_return): Ditto.
5288 (expand_eh_return): Ditto.
5289 * explow.c (expr_size): Ditto.
5290 * expr.c (optimize_bitfield_assignment_op): Ditto.
5291 (expand_assignement): Ditto.
5292 (store_expr): Ditto.
5293 (store_field): Ditto.
5294 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
5295 the call to expand_expr().
5296 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
5297 in the call to expand_expr().
5298 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
5299 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
5300 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
5302 * optabs.c (expand_vec_shift_expr): Ditto.
5303 (expand_vec_cond_expr): Ditto.
5304 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
5305 call to expand_expr().
5306 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
5307 in the call to expand_expr().
5309 2007-05-14 Dave Korn <dave.korn@artimi.com>
5311 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
5313 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
5315 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
5316 instead of c_common_unsigned_type.
5317 (c_common_unsigned_type): Remove.
5318 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
5319 c_common_unsigned_type.
5320 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
5321 c_common_unsigned_type.
5322 * c-common.h (c_common_unsigned_type): Remove.
5323 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
5324 c_common_unsigned_type.
5325 * c-format.c (check_format_types): Use unsigned_type_for instead of
5326 c_common_unsigned_type.
5327 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5328 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
5329 of c_common_unsigned_type.
5330 * convert.c (convert_to_integer): Use unsigned_type_for instead of
5331 lang_hooks.types.unsigned_type.
5332 * expmed.c (make_tree): Use unsigned_type_for instead of
5333 lang_hooks.types.unsigned_type.
5334 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
5335 lang_hooks.types.unsigned_type.
5336 (build_range_check): Likewise.
5337 (fold_unary): Likewise.
5338 (fold_binary): Likewise.
5339 (fold_ternary): Likewise.
5340 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5341 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
5342 * tree.c (get_unsigned_type): New.
5343 (unsigned_type_for): Use get_unsigned_type instead of
5344 lang_hooks.types.unsigned_type.
5346 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
5348 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
5349 to m68k_get_function_kind. Update its prototype.
5350 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
5352 (m68k_interrupt_function_p): Return enum m68k_function_type
5353 instead of bool. Rename to m68k_get_function_kind.
5354 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
5356 (m68k_compute_frame_layout): Don't mark any register for save
5357 if an interrupt_thread attribute is specified.
5358 (m68k_hard_regno_rename_ok): Update a use of
5359 m68k_interrupt_function_p.
5360 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
5361 m68k_interrupt_function_p.
5362 (m68k_function_type): New.
5363 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
5364 for a function with an interrupt_thread attribute.
5365 * doc/extend.texi: Document the interrupt_thread attribute.
5367 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
5369 Fix PR tree-optimization/31911
5370 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
5371 if they didn't change the expression.
5373 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
5375 * tree-scalar-evolution.c (resolve_mixers): Exported.
5376 * tree-scalar-evolution.h (resolve_mixers): Declare.
5377 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
5378 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5379 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
5380 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
5381 init_array_ref, init_pointer_ref, analyze_indirect_ref,
5382 strip_conversion, analyze_offset_expr, address_analysis,
5383 object_analysis, analyze_offset): Removed.
5384 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
5385 split_constant_offset, canonicalize_base_object_address,
5386 object_address_invariant_in_loop_p, disjoint_objects_p,
5387 dr_may_alias_p, dr_address_invariant_p): New functions.
5388 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
5389 and dr_analyze_alias.
5390 (initialize_data_dependence_relation): Use dr_may_alias_p
5391 and object_address_invariant_in_loop_p.
5392 (compute_self_dependence): Handle the case when
5393 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
5394 (find_data_references_in_stmt): Restrict the analysis of data
5395 references to the given loop nest.
5396 (find_data_references_in_loop): Made static. Pass loop nest to
5397 find_data_references_in_stmt.
5398 (compute_data_dependences_for_loop): Use DR_VOPS.
5399 (free_data_ref): Free DR_VOPS.
5400 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
5401 (struct innermost_loop_behavior): ... new.
5402 (struct base_object_info): Replaced by ...
5403 (struct indices): ... new.
5404 (struct dr_alias): New.
5405 (enum data_ref_type): Removed.
5406 (struct data_reference): Consist of struct innermost_loop_behavior,
5407 struct indices and struct dr_alias.
5408 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
5409 (DR_MEMTAG): Renamed to ...
5410 (DR_SYMBOL_TAG): ... this.
5411 (find_data_references_in_loop): Declaration removed.
5412 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
5413 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
5414 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
5415 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
5417 2007-05-13 Revital Eres <eres@il.ibm.com>
5419 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
5420 which walks virtual def-use chains to find redundant stores.
5421 (dse_optimize_stmt): Call it.
5423 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5425 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
5426 * passes.c (init_optimization_passes): Move pass_jump_bypass
5429 * basic-block.h (bb_has_eh_pred): Fix style issue.
5431 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5433 PR rtl-optimization/31848
5434 * loop-invariant.c (move_invariant_reg): If we move an insn
5435 with a REG_EQUAL note, and that insn is not always executed,
5436 remove the REG_EQUAL note.
5438 2007-05-12 Richard Guenther <rguenther@suse.de>
5440 PR tree-optimization/31797
5441 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
5442 propagate into a stmt that has volatile ops.
5444 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5446 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5447 (gcc_tooldir): Likewise.
5448 * configure: Regenerate.
5449 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5450 old configure.ac gcc_tooldir setting.
5451 (prefix_to_exec_prefix): New variable.
5452 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5453 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5455 2007-05-11 Silvius Rus <rus@google.com>
5457 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
5458 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
5459 * c-common.h (strict_aliasing_warning): Change return type.
5460 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
5461 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
5462 (build_c_cast): Condition call to strict_aliasing_warning.
5463 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
5464 * flags.h (set_Wstrict_aliasing): Declare.
5465 * opts.c (set_Wstrict_alising): Define, add call to.
5466 * tree-flow.h (strict_aliasing_warning_backend): Declare.
5467 * tree-ssa-alias-warnings.c: New file.
5468 * tree-ssa-alias.c (compute_may_aliases): Add call to
5469 strict_aliasing_warning_backend.
5471 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
5473 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5474 Use loop_depth and loop_outer accessor functions.
5475 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
5476 determine_invariantness_stmt, move_computations_stmt): Ditto.
5477 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
5478 add_loop, loopify, unloop, fix_loop_structure): Ditto.
5479 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
5480 * tree-scalar-evolution.c (interpret_loop_phi,
5481 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
5482 instantiate_parameters_1, scev_const_prop): Ditto.
5483 * cfghooks.c (make_forwarder_block): Ditto.
5484 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
5485 * modulo-sched.c (loop_canon_p): Ditto.
5486 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
5487 slpeel_can_duplicate_loop_p): Ditto.
5488 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
5489 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5490 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
5491 cancel_loop, verify_loop_structure): Ditto.
5492 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
5493 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
5494 superloops vector instead of "pred" array.
5495 (establish_preds): Take father loop as an argument. Initialize the
5497 (flow_loop_tree_node_add): Pass father loop to establish_preds.
5498 Do not initialize loop->outer.
5499 (flow_loop_tree_node_remove): Truncate the superloops vector.
5500 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
5501 "pred" merged to "superloops" vector.
5502 (loop_depth, loop_outer): New.
5503 (fel_init): Use loop_outer.
5505 2007-05-11 Jan Hubicka <jh@suse.cz>
5507 * cgraphunit.c: Include gt-cgraphunit.h
5508 (static_ctors, static_dtors): New static vars.
5509 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
5510 based on implementation in c-common.c
5511 (cgraph_finalize_function): Call record_cdtor_fn.
5512 (cgraph_optimize): Call cgraph_build_cdtor_fns.
5513 * decl.c (finish_function): Do not call c_record_cdtor_fn.
5514 (c_write_global_declarations): Do not call c_build_cdtor_fns.
5515 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
5516 build_cdtor, c_build_cdtor_fns): Remove.
5517 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
5518 c_build_cdtor_fns): Remove prototype.
5520 2007-05-11 Paolo Carlini <pcarlini@suse.de>
5523 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
5524 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
5525 * builtins.c (fold_builtin_memchr): New.
5526 (expand_builtin_memchr): Call the latter.
5527 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
5528 * doc/extend.texi ([Other built-in functions provided by GCC]):
5531 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
5533 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
5534 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
5535 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
5536 PFPO_OP1_TYPE_SHIFT): Constants added.
5537 (DFP_ALL): Mode macro defined.
5538 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
5539 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
5540 Insn definitions added.
5541 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
5542 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
5545 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
5547 PR tree-optimization/31885
5548 * tree-chrec.c (chrec_contains_undetermined): Do not consider
5549 NULL_TREE to be undetermined.
5550 (automatically_generated_chrec_p): Return false for NULL.
5552 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5554 * config/bfin/bfin.h (MOVE_RATIO): Define.
5556 2007-05-10 Richard Sandiford <richard@codesourcery.com>
5558 * config.gcc (sparc-wrs-vxworks): New target.
5559 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
5560 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
5561 * config/sparc/sparc.h: Include vxworks-dummy.h.
5562 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
5563 include LABEL_REFs too.
5564 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
5565 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
5567 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
5569 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
5570 (sparc_emit_call_insn): New function.
5571 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
5572 functions when generating VxWorks PIC.
5573 * config/sparc/sparc.md (vxworks_load_got): New pattern.
5574 (call, call_value): Use sparc_emit_call_insn instead of
5577 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5579 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
5581 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5583 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
5584 for floating-point values if HOST_BITS_PER_LONG > 32. Use
5585 split_double instead of operand_subword.
5587 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5589 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
5590 * config/bfin/bfin.c (bfin_local_alignment): New function.
5591 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
5593 2007-05-08 Chao-ying Fu <fu@mips.com>
5595 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
5596 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
5597 (smsub_widen_optab, umsub_widen_optab): Define.
5598 * optabs.c (init_optabs): Initialize smsub_widen_optab and
5600 * genopinit.c (optabs): Fill in smsub_widen_optab and
5602 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
5603 and umsub_widen_optab to implement multiply-subtract sequences.
5604 * config/mips/mips.md (*msac<u>_di): Rename to...
5605 (<u>msubsidi4): ...this. Extend condition to include
5606 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5607 of operand 0 to "ka" and use the three-operand form of msub<u>
5609 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
5612 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
5614 PR rtl-optimization/28011
5615 * reload.c (push_reload): Set dont_share if IN appears in OUT
5616 also when IN is a PLUS rtx.
5617 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
5620 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
5622 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
5623 call unshare_all_decls.
5624 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
5625 (unshare_all_decls): Remove.
5627 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
5630 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
5633 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
5634 Nigel Stephens <nigel@mips.com>
5636 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
5637 Update comments and all uses.
5638 (MIN_FPRS_PER_FMT): Define.
5639 * config/mips/mips.c (function_arg): Fix to correctly handle
5640 the -mips32r2 -mfp64 -mabi=32 case.
5641 (override_options): Enable use of odd-numbered registers for
5642 SFmode values on MIPS32.
5643 (mips_save_reg_p): Save whole floating-point register pair if
5644 either half is used.
5645 (compute_frame_size): Fix comment.
5647 2007-05-08 Jie Zhang <jie.zhang@analog.com>
5649 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
5650 argument of type bool.
5651 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
5652 argument. Safely select temporary P register according to it.
5653 (do_link): Change call site of add_to_reg accordingly.
5654 (do_unlink): Add epilogue_p as a fourth argument and pass it
5656 (expand_interrupt_handler_epilogue): Change call of do_unlink
5658 (bfin_expand_prologue): Add a third argument sibcall_p.
5659 * config/bfin/bfin.md (epilogue): Change call of
5660 bfin_expand_epilogue accordingly.
5661 (sibcall_epilogue): Likewise.
5662 (eh_return_internal): Likewise.
5664 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
5665 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
5666 * config/bfin/bfin.c (bfin_handle_option): Handle
5667 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
5668 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
5669 Support bf534, bf536 and bf561.
5670 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
5672 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
5675 * config/i386/i386.c (ix86_function_regparm): Process local
5676 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
5678 2007-05-07 Mike Stump <mrs@apple.com>
5680 * doc/invoke.texi (Warning Options): Document that -Wempty-body
5681 also checks for and while statements in C++.
5683 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
5685 * gcc.c (at_file_supplied): New variable.
5686 (main): Set it if we expanded argv.
5687 (do_spec_1): Pass an @-file to the linker if we were called with
5688 an @-file argument and HAVE_GNU_LD.
5689 * collect2.c (at_file_supplied): New variable.
5690 (response_file): New variable.
5691 (collect_exit): Unlink response_file if necessary.
5692 (handler): Likewise.
5693 (do_wait): Likewise.
5694 (main): Set at_file_supplied if we expanded argv.
5695 (collect_execute): Pass an @-file to subprocesses if we were called
5696 with an @-file argument.
5697 * configure.ac: Add define for HAVE_GNU_LD.
5698 * configure: Regenerate.
5699 * config.in: Regenerate.
5701 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
5703 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
5709 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
5711 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5712 (TARGET_ENCODE_SECTION_INFO): Re-define.
5713 (m32c_encode_section_info): New
5714 (function_vector_handler): New
5715 (current_function_special_page_vector): New
5716 (m32c_special_page_vector_p): New.
5717 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
5719 * config/m32c/jump.md: Added instruction JSRS for functions
5720 with attribute "function_vector".
5721 * doc/extend.texi (function_vector): Added description
5722 for M16C, M32C targets.
5724 2007-05-07 DJ Delorie <dj@redhat.com>
5727 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
5728 ashrpsi3, lshrpsi3): Update shift count constraint.
5730 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
5731 Nathan Froyd <froydnj@codesourcery.com>
5734 * c-incpath.c (add_path): Strip trailing path separators.
5736 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
5738 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
5739 Free dominance info before purging EH edges.
5740 (eliminate_degenerate_phis): Likewise.
5741 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
5743 2007-05-07 Jan Hubicka <jh@suse.cz>
5745 * gimplify.c (gimplify_expr): Do not crash when folding
5746 (void *)(int)&a + 4.
5748 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5751 * c-opts.c (lang_fortran): Make it non static.
5752 * c-common.h (lang_fortran): New prototype.
5753 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
5754 -lang-fortran option was passed by the driver.
5756 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
5758 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
5759 of ASSERT_CHECKING. Tweak message.
5761 2007-05-06 Revital Eres <eres@il.ibm.com>
5764 * loop-unroll.c (insert_var_expansion_initialization):
5765 Initialize the expansions with -zero instead of +zero.
5767 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
5769 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
5770 into pic and non-pic versions. Mark r19 as used for
5771 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
5772 for tgd_load, tld_load and tie_load .
5773 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
5774 version of tgd_load, tld_load and tie_load depending on the
5777 2007-05-04 Ulrich Drepper <drepper@redhat.com>
5778 Jakub Jelinek <jakub@redhat.com>
5780 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
5781 (__do_global_dtors_aux): Use more paranoid loop to run
5782 destructors if HIDDEN_DTOR_LIST_END.
5783 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
5785 2007-05-04 Jakub Jelinek <jakub@redhat.com>
5787 * varasm.c (align_variable): Don't increase alignment for
5788 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
5789 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
5791 2007-05-04 Josh Conner <jconner@apple.com>
5793 * basic-block.h (cdi_direction): Assign values to all enumeration
5795 (dom_computed): Remove.
5796 (dom_info_state): New.
5797 (set_dom_info_availability): New.
5798 * tree-ssa-loop-im.c (determine_invariantness): Initialize
5799 walk_data.dom_direction.
5800 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
5801 instead of dom_computed[].
5802 (split_edge): Likewise.
5803 (create_basic_block): Likewise.
5804 (merge_blocks): Likewise.
5805 * ifcvt.c (find_if_header): Likewise.
5806 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
5807 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
5808 * tree-ssa.c (verify_ssa): Likewise.
5809 * tree-cfg.c (tree_verify_flow_info): Likewise.
5810 (remove_edge_and_dominated_blocks): Likewise.
5811 * dominance.c (dom_computed): Make static.
5812 (calc_dfs_tree_nonrec): Change third param to a bool.
5813 (calc_dfs_tree): Change second param to a bool.
5814 (calc_idioms): Change second param to a bool. Use
5815 dom_convert_dir_to_idx.
5816 (init_dom_info): Validate dir before using.
5817 (dom_convert_dir_to_idx): New.
5818 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
5819 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
5820 (free_dominance_info): Use dom_convert_dir_to_idx.
5821 (get_immediate_dominator): Likewise.
5822 (set_immediate_dominator): Likewise.
5823 (get_dominated_by): Likewise.
5824 (redirect_immediate_dominators): Likewise.
5825 (nearest_common_denominator): Likewise.
5826 (dominated_by_p): Likewise.
5827 (bb_dom_dfs_in): Likewise.
5828 (bb_dom_dfs_out): Likewise.
5829 (recount_dominator): Likewise.
5830 (iterate_fix_dominators): Likewise.
5831 (add_to_dominance_info): Likewise.
5832 (delete_from_dominance_info): Likewise.
5833 (first_dom_son): Likewise.
5834 (next_dom_son): Likewise.
5835 (dom_info_available_p): Likewise.
5836 (dom_info_state): New.
5837 (set_dom_info_availability): New.
5839 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5841 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
5843 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
5845 2007-05-04 Bob Wilson <bob.wilson@acm.org>
5847 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
5848 (subdi3, subdi_carry): Delete.
5850 2007-05-04 Jan Hubicka <jh@suse.cz>
5851 Richard Guenther <rguenther@suse.de>
5853 * opts.c (decode_options): Do not fiddle with inlining
5854 parameters in case of optimizing for size.
5855 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
5856 for size do nothing.
5857 (cgraph_decide_inlining_of_small_function): When optimizing for
5858 size never inline functions increasing caller size.
5859 (cgraph_early_inlining): Inline for size when optimizing for size.
5861 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
5863 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
5864 logical operations piecewise.
5865 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
5866 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
5867 subdi_sesidi_di): Delete.
5868 (add_with_carry): Produce carry in CC instead of a DREG to shorten
5869 the generated sequence. Allow three-reg add in constraints. Rewrite
5870 the rtl expression for carry to avoid zero_extend of a constant.
5871 (sub_with_carry): New pattern.
5872 (adddi3, subdi3): Change into define_expand. For subtract, generate a
5873 different sequence not involving jumps.
5874 (notbi): Now a named pattern.
5876 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
5878 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
5879 Add the note about a significant loss of accuracy of some
5880 mathematical routines when these options are used.
5882 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5884 * haifa-sched.c (rtx_vec_t): New typedef.
5885 (contributes_to_priority_p): Extract piece of priority () into new
5887 (priority): Use the function. Add assertion.
5888 (rank_for_schedule, set_priorities): Add assertion to check that
5889 insn's priority is initialized.
5890 (clear_priorities, calc_priorities): Change signature. Make it update
5891 all relevant insns. Update all callers ('add_to_speculative_block ()'
5892 and 'create_block_check_twin ()').
5893 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
5894 Add new field 'priority_status'.
5895 (INSN_PRIORITY_STATUS): New macro.
5896 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
5898 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
5900 * sched-ebb.c (debug_ebb_dependencies): New static function.
5901 (init_ready_list): Use it.
5903 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
5904 with changed signature and 'debug_rgn_dependencies ()'.
5905 (debug_rgn_dependencies): New static function.
5906 (init_ready_list): Use it.
5908 * sched-int.h (debug_dependencies): Declare.
5910 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
5912 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
5914 2007-05-04 Dirk Mueller <dmueller@suse.de>
5916 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
5918 2007-05-03 Jan Hubicka <jh@suse.cz>
5920 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
5921 ((T1)X op (T1)Y), for pointer type in more cases than before.
5923 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
5925 * tree-object-size.c (plus_expr_object_size): When operand size is
5926 unknown, return unknown.
5928 2007-05-03 Dirk Mueller <dmueller@suse.de>
5930 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
5932 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
5935 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
5937 2007-05-03 Janis Johnson <janis187@us.ibm.com>
5939 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
5941 2007-05-03 Joseph Myers <joseph@codesourcery.com>
5943 * config/soft-fp/double.h, config/soft-fp/extended.h,
5944 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
5945 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
5946 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
5947 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
5950 2007-05-03 Ian Lance Taylor <iant@google.com>
5952 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
5953 MASK_PPC_GFXOPT for 8540 or 8548.
5955 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
5957 * tree-vect-transform.c (vect_update_inits_of_drs): Use
5958 vect_print_dump_info() to output debug information.
5960 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
5963 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
5964 operands of size 2 when operand is not MEM_P.
5966 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
5968 PR tree-optimization/30565
5969 * lambda-code.c (perfect_nestify): Fix updating of dominators.
5971 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
5973 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
5974 (umulsi3_highpart): Use them.
5975 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
5976 for final accumulator to D regisster tranfser.
5978 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
5980 PR tree-optimization/31699
5981 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
5983 (vect_enhance_data_refs_alignment): Compute peel amount using
5984 TYPE_VECTOR_SUBPARTS instead of vf.
5985 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
5987 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
5990 * system.h: Remove inclusion of double-int.h
5991 * tree.h: Include double-int.h
5992 * gengtype.c: Likewise
5993 * cfgloop.h: Likewise
5994 * Makefile.in: Adjust dependencies on double-int.h
5996 2007-05-02 Eric Christopher <echristo@apple.com>
5998 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
5999 -shared to -Zdynamiclib.
6001 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6004 * c-common.c (strip_pointer_or_array_types): New function.
6005 * c-common.h (strip_pointer_or_array_types): New function declaration.
6007 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6009 PR tree-optimization/31771
6010 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6012 2007-05-02 Paul Brook <paul@codesourcery.com>
6014 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6016 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6019 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6022 2007-05-02 Nick Clifton <nickc@redhat.com>
6024 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6026 2007-05-02 Richard Guenther <rguenther@suse.de>
6028 PR tree-optimization/31146
6029 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6030 argument, single_use_p. If we have a single use that is
6031 a conversion to the definition rhs type, propagate that rhs.
6032 (forward_propagate_addr_expr): Pass single_use_p argument
6033 to forward_propagate_addr_expr_1.
6035 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6037 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6040 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6042 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6043 'AMD Family 10 core'.
6045 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6047 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6048 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6049 with SSE3 instruction set support.
6050 * doc/invoke.texi: Likewise.
6052 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6054 * config/i386/i386.c (override_options): Tuning 32-byte loop
6055 alignment for amdfam10 architecture. Increasing the max loop
6056 alignment to 24 bytes.
6058 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6060 * config/m68k/constraints.md: New.
6061 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6062 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6063 EXTRA_CONSTRAINT): Remove.
6064 * config/m68k/m68k.md: Include constraints.md.
6065 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6067 2007-05-01 Ian Lance Taylor <iant@google.com>
6069 PR tree-optimization/31739
6070 * tree-vrp.c (vrp_val_is_max): New static function.
6071 (vrp_val_is_min): New static function.
6072 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6074 (set_value_range): Use vrp_val_is_{max,min}.
6075 (extract_range_from_assert): Likewise.
6076 (extract_range_from_binary_expr): Likewise.
6077 (extract_range_from_unary_expr): Likewise.
6078 (dump_value_range, vrp_meet): Likewise.
6079 (vrp_visit_phi_node): Likewise.
6080 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
6082 2007-05-01 Mark Mitchell <mark@codesourcery.com>
6084 * config/i386/gmon-sol2.c (size_t): New type.
6085 (intptr_t): Likewise.
6086 (s_textsize): Declare as size_t.
6088 (monstartup): Use size_t for sizes.
6089 (_mcount): Save and restore registers.
6090 (internal_mcount): Pass 0 as the first argument to monstartup
6092 (moncontrol): Convert pointer to appropriately sized integer
6093 before passing to profil.
6095 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6097 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
6098 __NO_FPRS__, not just if _SOFT_DOUBLE.
6099 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
6100 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
6101 also for E500 double.
6102 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
6103 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
6106 2007-05-01 Richard Guenther <rguenther@suse.de>
6108 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
6111 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6113 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
6115 2007-05-01 Jan Hubicka <jh@suse.cz>
6117 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
6120 2007-05-01 Jan Hubicka <jh@suse.cz>
6122 * tree.h (maybe_fold_offset_to_component_ref): Remove.
6123 (maybe_fold_offset_to_reference): Declare.
6124 * fold-const.c (fold_unary): Do not fold
6125 (type *)&A into &A->field_of_type_and_offset_0
6126 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
6127 size is unknown, give up.
6128 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
6130 (maybe_fold_offset_to_reference): New.
6131 (maybe_fold_stmt_indirect): Use it.
6132 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
6133 * gimplify.c (gimplify_conversion): Canonicalize conversions to
6135 (gimplify_expr): Likewise for plus_expr.
6137 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6139 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
6140 bsi_after_labels. Always insert statements before bsi.
6141 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6142 * predict.c (apply_return_prediction): Check for empty blocks.
6143 * cfgexpand.c (lab_rtx_for_bb): New variable.
6144 (label_rtx_for_bb): Do not create new tree labels.
6145 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
6146 (tree_expand_cfg): Initialize lab_rtx_for_bb.
6147 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
6149 (label_for_bb): Add field used.
6150 (update_eh_label, main_block_label): Mark the label used.
6151 (cleanup_dead_labels): Remove unused labels.
6153 2007-05-01 Richard Guenther <rguenther@suse.de>
6155 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
6156 if it is not about to be set.
6157 (get_value_range): Do not pre-allocate equiv bitmap.
6158 (update_value_range): No need to clear equiv field.
6159 (add_equivalence): Change prototype to get bitmap pointer.
6160 Allocate bitmap here if it is not already.
6161 (extract_range_from_assert): Do not allocate bitmap here.
6162 Update callers to add_equivalence.
6163 (extract_range_from_ssa_name): Likewise.
6164 (get_vr_for_comparison): New static helper.
6165 (compare_name_with_value): Handle NULL equiv bitmap by
6166 peeling the first iteration of the comparison loop.
6167 Use get_vr_for_comparison.
6168 (compare_names): Handle NULL equiv bitmaps by using fake
6169 ones. Use get_vr_for_comparison.
6171 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
6173 * double-int.c (mpz_set_double_int): Moved from
6174 tree-ssa-loop-niter.c.
6175 (mpz_get_double_int): Likewise; also, add option to wrap
6176 out-of-range integers.
6177 * double-int.h: New prototypes for above.
6178 * tree.c (get_static_type_bounds): Moved from
6179 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
6180 TYPE_MAX_VALUE if they exist..
6181 * tree.h: New prototype for above.
6182 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
6183 get_type_bounds calls.
6184 (mpz_set_double_int): Move to double-int.c.
6185 (get_type_bounds): Move to tree.c, rename to
6186 get_static_type_bounds.
6187 (mpz_to_double_int): Move to double-int.c, rename to
6190 2007-04-30 Bob Wilson <bob.wilson@acm.org>
6192 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
6193 DIV0 exception can fall through to a normal return.
6195 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
6199 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6200 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6201 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6202 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6203 initialize align to silence bogus warning.
6204 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6205 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6207 (struct sra_walk_fns): Remove use_all parameter from use.
6208 (sra_hash_tree): Handle BIT_FIELD_REFs.
6209 (sra_elt_hash): Don't hash bitfld blocks.
6210 (sra_elt_eq): Skip them in parent compares as well. Handle
6212 (sra_walk_expr): Don't maintain or pass down use_all_p.
6213 (scan_use): Remove use_all parameter.
6214 (scalarize_use): Likewise. Re-expand assignment to
6215 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6216 output, and re-scalarize after output. Don't mark anything
6218 (scalarize_ldst): Adjust.
6219 (scalarize_walk_gimple_modify_statement): Likewise.
6220 (build_element_name_1): Handle BIT_FIELD_REFs.
6221 (instantiate_element): Don't warn for any element whose parent
6223 (instantiate_missing_elements_1): Return the sra_elt.
6224 (canon_type_for_field): New.
6225 (try_instantiate_multiple_fields): New.
6226 (instantiate_missing_elemnts): Use them.
6227 (mark_no_warning): Removed.
6228 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6229 (REPLDUP, sra_build_elt_assignment): New.
6230 (generate_copy_inout): Use them.
6231 (generate_element_copy): Likewise. Handle bitfld differences.
6232 (generate_element_zero): Don't recurse for blocks. Use
6233 sra_build_elt_assignment.
6234 (generate_one_element_int): Take elt instead of var. Use
6235 sra_build_elt_assignment.
6236 (generate_element_init_1): Adjust.
6237 (scalarize_use, scalarize_copy): Use REPLDUP.
6238 (scalarize_ldst): Move assert before dereference.
6239 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6241 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6244 * tree.c (reconstruct_complex_type): Reconstruct a reference
6246 Also use the same mode for the pointer as the old pointer type.
6248 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6250 * doc/trouble.texi (Interoperation): Remove note about Ultrix
6253 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
6255 PR rtl-optimization/31676
6256 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
6257 (df_refs_record): Call it.
6259 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6261 * rtl.def (SS_ABS): New code.
6262 * config/bfin/bfin.c (print_operand): New modifier 'v'.
6263 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
6264 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
6265 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
6266 (bfin_init_builtins): Define them.
6267 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
6268 (bfin_expand_builtin): ... and handle the others here.
6269 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
6270 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
6271 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
6272 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
6273 operand is only HImode.
6275 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
6277 * regclass.c (scan_one_insn): Remove splitting of
6280 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
6281 Nigel Stephens <nigel@mips.com>
6283 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
6285 2007-04-28 Jan Hubicka <jh@suse.cz>
6287 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
6288 insn_locators_alloc instead of insn_locators_initialize;
6289 call reset_block_changes.
6290 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6291 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
6292 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
6293 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6294 * config/score/score.c (th_output_mi_thunk): Likewise.
6295 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6296 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
6297 tolerate uninitialized locator info.
6300 * function.c (init_function_start): Don't init line number info.
6301 (expand_function_end): Update.
6302 (reset_block_changes, record_block_change, finalize_block_changes,
6303 check_block_change, free_block_changes): Kill.
6304 * function.h (reset_block_changes, record_block_change,
6305 finalize_block_changes, check_block_change, free_block_changes):
6307 (struct function): Remove ib_boundaries_block.
6308 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6309 Use curr_insn_locator to initialize locator.
6310 (emit_line_note): Remove.
6311 * cfgexpand.c (expand_gimple_cond_expr): Update.
6312 (construct_exit_block): Likewise.
6313 (tree_expand_cfg): Initialize/finalize locators.
6314 * expr.c (expand_expr_real): Update.
6315 * cfglayout.c (line_locators_locs, line_locators_lines,
6316 file_locators_locs, file_locators_files): Remove.
6317 (set_block_levels): Move to cfgexpand.c.
6318 (insn_locators_initialize): Remove.
6319 (pass_insn_locators_initialize): Remove.
6320 (locations_locators_locs, locations_locators_vals): New static vars.
6321 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6323 (insn_locators_alloc, insn_locators_finalize,
6324 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6326 (locator_location): New.
6327 (locator_line, locator_file): Rewrite.
6328 * rtl.h (emit_line_note): Kill.
6329 (insn_locators_alloc, insn_locators_finalize,
6330 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6332 * tree-inline.c (initialize_cfun): Do not initialize
6333 ib_boundaries_block.
6334 * passes.c (pass_insn_locators_initialize): Remove.
6336 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
6338 * tree-cfg.c (move_block_to_fn): Release bb from dominance
6339 info. Update last_basic_block correctly.
6341 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
6344 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
6345 register itself to hold the offset constant. Tell flow the use
6346 of r4 and r5 when they are used.
6348 2007-04-27 Richard Guenther <rguenther@suse.de>
6350 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
6351 if we simplified anything.
6352 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
6353 warnings until we did a simplification and the stmt was not
6354 marked as TREE_NO_WARNING.
6356 2007-04-27 Mike Stump <mrs@apple.com>
6358 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
6360 2007-04-27 Ian Lance Taylor <iant@google.com>
6363 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
6364 TYPE_MAX_VALUE exist, convert them to the new type.
6366 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6368 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
6369 if it claims to be available.
6370 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
6372 (perform_tree_ssa_dce): Always free postdominators.
6374 2007-04-27 Richard Henderson <rth@redhat.com>
6376 * config/alpha/predicates.md (aligned_memory_operand): Mark
6377 as define_special_predicate.
6378 (unaligned_memory_operand, normal_memory_operand): Likewise.
6379 (reg_or_unaligned_mem_operand): Remove.
6380 (any_memory_operand): Match the documentation and check for
6381 non-renumbered pseudos during reload.
6382 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
6383 alpha_secondary_reload_class, update to new interface, make static.
6384 Handle CQImode like HImode. Remove FP subreg check.
6385 (alpha_expand_mov): Use replace_equiv_address.
6386 (alpha_expand_mov_nobwx): Use any_memory_operand.
6387 (TARGET_SECONDARY_RELOAD): New.
6388 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
6389 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6390 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
6391 * config/alpha/alpha.md: ... here.
6392 (RELOAD12, reloadmode): New.
6394 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
6395 Don't handle the aligned case here.
6396 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
6397 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
6398 reload_inhi_help. Don't expect a scratch register.
6399 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
6401 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
6403 2007-04-27 Richard Guenther <rguenther@suse.de>
6405 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
6407 2007-04-27 Richard Guenther <rguenther@suse.de>
6409 PR tree-optimization/30965
6410 PR tree-optimization/30978
6411 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
6412 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
6413 (find_equivalent_equality_comparison): Likewise.
6414 (simplify_cond): Likewise.
6415 (get_prop_source_stmt): New helper.
6416 (get_prop_dest_stmt): Likewise.
6417 (can_propagate_from): Likewise.
6418 (remove_prop_source_from_use): Likewise.
6419 (combine_cond_expr_cond): Likewise.
6420 (forward_propagate_comparison): New function.
6421 (forward_propagate_into_cond): Rewrite to use fold for
6423 (tree_ssa_forward_propagate_single_use_vars): Call
6424 forward_propagate_comparison to propagate comparisons.
6426 2007-04-27 Richard Guenther <rguenther@suse.de>
6428 PR tree-optimization/31715
6429 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
6430 sure to do computation on the offset in an appropriate
6433 2007-04-27 Richard Sandiford <richard@codesourcery.com>
6435 * reload.h (elimination_target_reg_p): Declare.
6436 * reload.c (find_reloads): Don't apply the reg_rtx move
6437 optimization if the SET_DEST satisfies elimination_target_reg_p.
6438 * reload1.c (elimination_target_reg_p): New function.
6439 (gen_reload): In the move/add2 fallback, make sure that op0
6440 does not overlap the destination register.
6442 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6444 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
6445 transform only GIMPLE_MODIFY_STMTs.
6446 * tree-complex.c (expand_complex_operations_1): Ditto.
6447 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
6448 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
6449 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
6451 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6452 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
6453 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
6454 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
6455 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
6456 slpeel_add_loop_guard): Ditto.
6457 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6458 * lambda-code.c (perfect_nestify): Ditto.
6459 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
6460 before the first statement.
6461 * tree-optimize.c (execute_free_datastructures): Fix comments.
6462 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
6463 * tree-flow.h (disband_implicit_edges): Declaration removed.
6464 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
6466 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
6467 COND_EXPRs without gotos.
6468 (disband_implicit_edges, has_label_p): Removed.
6469 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
6470 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
6472 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
6474 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
6475 also for COND_EXPRs.
6476 * cfgexpand.c (label_rtx_for_bb): New function.
6477 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
6478 Use label_rtx_for_bb to find the labels.
6479 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
6480 last block. Detect fallthru edges.
6482 2007-04-26 Ian Lance Taylor <iant@google.com>
6485 * reload.c (find_reloads_subreg_address): If the address was valid
6486 in the original mode but not in the new mode, reload the whole
6489 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6491 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
6492 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
6493 (cleanup_control_expr_graph): Do not invalidate dominance info.
6494 Record altered blocks.
6495 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
6496 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
6497 cleanup_tree_cfg_bb): New functions.
6498 (remove_forwarder_block): Do not maintain the worklist of blocks.
6499 Record altered blocks.
6500 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
6502 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
6503 delete_unreachable_blocks if dominators are not available.
6504 * tree-inline.c (optimize_inline_calls): Free dominance information
6506 * tree-flow.h (remove_edge_and_dominated_blocks,
6507 cfgcleanup_altered_bbs): Altered.
6508 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
6510 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
6512 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
6513 do not invalidate dominators.
6515 2007-04-26 Anatoly Sokolov <aesok@post.ru>
6517 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
6518 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
6519 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6520 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6522 2007-04-26 Steve Ellcey <sje@cup.hp.com>
6524 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
6526 2007-04-26 Richard Guenther <rguenther@suse.de>
6528 PR tree-optimization/31703
6529 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
6530 the right type for the target of the bittest.
6532 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6534 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
6535 ix86_sol10_return_in_memory.
6537 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6539 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
6542 2007-04-26 Jakub Jelinek <jakub@redhat.com>
6545 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
6547 PR tree-optimization/30558
6548 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
6549 clear this_state.prev_try.
6551 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6552 Mark Mitchell <mark@codesourcery.com>
6554 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
6555 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
6556 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
6558 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6561 * doc/invoke.texi (%:print-asm-header): Document.
6562 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
6564 (static_spec_functions): Add print-asm-header.
6565 (main): Print a banner before the --target-help linker options.
6566 (print_asm_header_spec_function): New function.
6568 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
6571 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
6572 (movsf_ie): Likewise.
6574 2007-04-25 Paolo Carlini <pcarlini@suse.de>
6576 * doc/extend.texi ([Type Traits]): Adjust per N2255.
6578 2007-04-25 Bob Wilson <bob.wilson@acm.org>
6580 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
6581 exception for divide-by-zero.
6582 (__umodsi3, __modsi3): Likewise.
6584 2007-04-25 Dirk Mueller <dmueller@suse.de>
6586 * c-typeck.c (build_compound_expr): Annotate warning()
6587 call with OPT_Wunused_value.
6588 * tree-ssa.c (warn_uninit): Annotate warning with
6590 * c-common.c (handle_sentinel_attribute): Annotate warning
6591 call with OPT_Wattributes.
6593 2007-04-25 Thiemo Seufer <ths@mips.com>
6595 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
6597 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
6598 on to the assembler. Improve handling of -mno-mips16. Add handling
6599 of -mno-mips3d, -mno-dsp, -mno-dspr2.
6600 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
6601 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
6602 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
6604 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
6607 * config/i386/winnt.c (i386_pe_file_end): Strip only
6608 USER_LABEL_PREFIX when writing export name.
6610 2007-04-25 Richard Sandiford <richard@codesourcery.com>
6612 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
6613 sh/elf.h, vx-common.h and vxworks.h.
6614 * config/sh/sh.h: Include config/vxworks-dummy.h.
6615 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6616 (OVERRIDE_OPTIONS): Use it.
6617 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
6618 (vxworks_picreg): New pattern.
6619 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
6620 VXWORKS_OS_CPP_BUILTINS.
6621 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
6622 to their VXWORKS_* equivalents.
6623 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6624 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
6625 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
6626 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
6627 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
6628 -mrtp/-fPIC multilibs.
6629 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
6630 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
6631 (MULTILIB_OSDIRNAMES): Delete.
6633 2007-04-25 Anatoly Sokolov <aesok@post.ru>
6636 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
6638 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
6640 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
6641 rounding mode to be specified by the caller.
6642 (real_to_mpfr) Likewise.
6643 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
6644 include new arguments.
6645 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
6647 2007-04-24 Ian Lance Taylor <iant@google.com>
6649 PR tree-optimization/31605
6650 * tree-vrp.c (set_value_range): Check that min and max are not
6651 both overflow infinities.
6652 (set_value_range_to_value): New static function.
6653 (extract_range_from_binary_expr): Call set_value_range_to_value.
6654 (extract_range_from_cond_expr): Likewise.
6655 (extract_range_from_expr): Likewise.
6656 (extract_range_from_unary_expr): Likewise. Don't create a range
6657 which overflows on both sides.
6658 (vrp_meet): Check for a useless range.
6659 (vrp_visit_phi_node): If we see a constant which looks like an
6660 overflow infinity, turn off the TREE_OVERFLOW flag.
6662 2007-04-24 Ian Lance Taylor <iant@google.com>
6664 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
6666 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
6669 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
6670 diagnostic message is being built.
6671 * tree-pretty-print.c (dump_generic_node): Only write the
6672 formatted text into BUFFER's stream if we are not building a
6674 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
6676 * Makefile.in (toplev.o): Depend on tree-pass.h.
6678 2007-04-24 Ian Lance Taylor <iant@google.com>
6680 PR tree-optimization/31602
6681 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
6682 conditionals in the copied loop header.
6683 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
6684 warnings if TREE_NO_WARNING is set.
6685 * doc/invoke.texi (Warning Options): Clarify that
6686 -Wstrict-overflow does not warn about loops.
6688 2007-04-24 Janis Johnson <janis187@us.ibm.com>
6690 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
6691 expand on the comment about _Decimal128 arguments and check the
6692 integer result of the modulus operation; for 64-bit ELF ABI, ensure
6693 that _Decimal128 argument uses even/odd register pair.
6694 (function_arg): Ditto.
6696 2007-04-24 Hui-May Chang <hm.chang@apple.com>
6698 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
6699 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
6701 2007-04-24 Richard Guenther <rguenther@suse.de>
6702 Olga Golovanevsky <olga@il.ibm.com>
6704 * fold-const.c (multiple_of_p): Check for bottom
6707 2007-04-24 Richard Henderson <rth@redhat.com>
6709 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
6710 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
6711 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
6712 looking for non-zero bits shifted out. Avoid a recursive call
6713 when constructing the scalar.
6714 (__floatundisf): Likewise.
6716 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
6718 * dwarf2out.c (field_byte_offset): Move the existing logic
6719 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
6720 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
6722 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6725 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
6726 length argument of 0 for memset.
6727 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
6728 unsigned shift instead of the signed variant.
6730 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6732 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
6733 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
6734 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
6735 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
6736 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
6737 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
6738 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
6739 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
6740 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
6741 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
6742 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
6743 "mul<mode>3", "div<mode>3"): Insn definitions added.
6744 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
6745 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
6746 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
6747 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
6748 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
6749 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
6750 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
6751 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
6752 TARGET_FLOAT_FORMAT): Macro definitions removed.
6753 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
6754 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
6755 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
6756 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
6757 (s390_gen_rtx_const_DI): Function removed.
6758 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
6760 2007-04-24 Richard Sandiford <richard@codesourcery.com>
6762 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
6763 over an external ffs function.
6765 2007-04-24 Chao-ying Fu <fu@mips.com>
6766 Richard Sandiford <richard@nildram.co.uk>
6768 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
6769 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
6770 (smadd_widen_optab, umadd_widen_optab): Define.
6771 * optabs.c (init_optabs): Initialize smadd_widen_optab and
6773 * genopinit.c (optabs): Fill in smadd_widen_optab and
6775 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
6776 and umadd_widen_optab to implement multiply-add sequences.
6777 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
6778 (<u>maddsidi4): ...this. Extend condition to include
6779 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6780 of operand 0 to "ka" and use the three-operand form of madd<u>
6782 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
6784 * config/mips/constraints.md (ka): New register constraint.
6786 2007-04-24 Jan Hubicka <j@suse.cz>
6790 2007-04-23 Jan Hubicka <jh@suse.cz>
6791 * function.c (init_function_start): Don't init line number info.
6792 (expand_function_end): Update.
6793 (reset_block_changes, record_block_change, finalize_block_changes,
6794 check_block_change, free_block_changes): Kill.
6795 * function.h (reset_block_changes, record_block_change,
6796 finalize_block_changes, check_block_change, free_block_changes):
6798 (struct function): Remove ib_boundaries_block.
6799 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6800 Use curr_insn_locator to initialize locator.
6801 (emit_line_note): Remove.
6802 * cfgexpand.c (expand_gimple_cond_expr): Update.
6803 (construct_exit_block): Likewise.
6804 (tree_expand_cfg): Initialize/finalize locators.
6805 * expr.c (expand_expr_real): Update.
6806 * cfglayout.c (line_locators_locs, line_locators_lines,
6807 file_locators_locs, file_locators_files): Remove.
6808 (set_block_levels): Move to cfgexpand.c.
6809 (insn_locators_initialize): Remove.
6810 (pass_insn_locators_initialize): Remove.
6811 (locations_locators_locs, locations_locators_vals): New static vars.
6812 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6814 (insn_locators_alloc, insn_locators_finalize,
6815 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6817 (locator_location): New.
6818 (locator_line, locator_file): Rewrite.
6819 * rtl.h (emit_line_note): Kill.
6820 (insn_locators_alloc, insn_locators_finalize,
6821 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6823 * tree-inline.c (initialize_cfun): Do not initialize
6824 ib_boundaries_block.
6825 * passes.c (pass_insn_locators_initialize): Remove.
6827 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
6829 * doc/invoke.texi: Removed leading '-' from option index entries.
6831 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
6833 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
6835 (create_phi_node): Use set_phi_nodes.
6836 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
6837 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
6838 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
6839 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
6840 (bsi_start, bsi_last): Use bb_stmt_list.
6841 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
6842 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
6843 Traverse the statements using tsi iterator.
6844 * basic-block.h (struct basic_block_def): Fields stmt_list
6845 and phi_nodes moved to ...
6846 (struct tree_bb_info): ... new structure.
6847 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
6848 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
6849 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
6850 (tree_verify_flow_info): Verify that il.tree is not set for
6851 entry and exit block.
6852 (tree_split_block): Use set_bb_stmt_list.
6854 2007-04-23 Mike Stump <mrs@apple.com>
6856 * config/i386/i386.c (ix86_tune_features
6857 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
6860 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6862 * config/i386/i386.md (prefix_extra): New attribute.
6863 (length): Add prefix_extra.
6865 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
6866 (sse2_movntv2di): Likewise.
6867 (sse2_cvtps2dq): Likewise.
6868 (sse2_cvtpd2pi): Likewise.
6869 (sse2_cvttpd2pi): Likewise.
6870 (*sse2_cvtpd2ps): Likewise.
6871 (*add<mode>3): Likewise.
6872 (sse2_ssadd<mode>3): Likewise.
6873 (sse2_usadd<mode>3): Likewise.
6874 (*sub<mode>3): Likewise.
6875 (sse2_sssub<mode>3): Likewise.
6876 (sse2_ussub<mode>3): Likewise.
6877 (*mulv8hi3): Likewise.
6878 (*smulv8hi3_highpart): Likewise.
6879 (*umulv8hi3_highpart): Likewise.
6880 (sse2_umulv2siv2di3): Likewise.
6881 (sse2_pmaddwd): Likewise.
6882 (ashr<mode>3): Likewise.
6883 (lshr<mode>3): Likewise.
6884 (ashl<mode>3): Likewise.
6885 (sse2_ashlti3): Likewise.
6886 (sse2_lshrti3): Likewise.
6887 (*umaxv16qi3): Likewise.
6888 (*smaxv8hi3): Likewise.
6889 (*uminv16qi3): Likewise.
6890 (*sminv8hi3): Likewise.
6891 (sse2_eq<mode>3): Likewise.
6892 (sse2_gt<mode>3): Likewise.
6893 (*and<mode>3): Likewise.
6894 (sse2_nand<mode>3): Likewise.
6895 (*ior<mode>3): Likewise.
6896 (*xor<mode>3): Likewise.
6897 (sse2_packsswb): Likewise.
6898 (sse2_packssdw): Likewise.
6899 (sse2_packuswb): Likewise.
6900 (sse2_punpckhbw): Likewise.
6901 (sse2_punpcklbw): Likewise.
6902 (sse2_punpckhwd): Likewise.
6903 (sse2_punpcklwd): Likewise.
6904 (sse2_punpckhdq): Likewise.
6905 (sse2_punpckldq): Likewise.
6906 (sse2_punpckhqdq): Likewise.
6907 (sse2_punpcklqdq): Likewise.
6908 (*sse2_pinsrw): Likewise.
6909 (*sse2_pextrw): Likewise.
6910 (sse2_pshufd_1): Likewise.
6911 (sse2_uavgv16qi3): Likewise.
6912 (sse2_uavgv8hi3): Likewise.
6913 (sse2_psadbw): Likewise.
6914 (sse2_pmovmskb): Likewise.
6915 (*sse2_maskmovdqu): Likewise.
6916 (*sse2_maskmovdqu_rex64): Likewise.
6917 (sse4a_extrqi): Likewise.
6918 (sse4a_extrq): Likewise.
6919 (sse3_lddqu): Set prefix_rep.
6920 (sse3_addsubv4sf3): Likewise.
6921 (sse3_haddv4sf3): Likewise.
6922 (sse3_hsubv4sf3): Likewise.
6923 (sse_cvtss2si): Likewise.
6924 (sse_cvtss2si_2): Likewise.
6925 (sse_cvtss2siq): Likewise.
6926 (sse_cvtss2siq_2): Likewise.
6927 (sse_cvttss2si): Likewise.
6928 (sse_cvttss2siq): Likewise.
6929 (sse2_cvttps2dq): Likewise.
6930 (sse3_movshdup): Likewise.
6931 (sse3_movsldup): Likewise.
6932 (sse2_cvtsd2si): Likewise.
6933 (sse2_cvtsd2si_2): Likewise.
6934 (sse2_cvtsd2siq): Likewise.
6935 (sse2_cvtsd2siq_2): Likewise.
6936 (sse2_cvttsd2si): Likewise.
6937 (sse2_cvttsd2siq): Likewise.
6938 (*sse2_cvtpd2dq): Likewise.
6939 (*sse2_cvttpd2dq): Likewise.
6940 (sse2_pshuflw_1): Likewise.
6941 (sse2_pshufhw_1): Likewise.
6942 (sse4a_insertqi): Likewise.
6943 (sse4a_insertq): Likewise.
6944 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
6945 (ssse3_phadddv4si3): Likewise.
6946 (ssse3_phaddswv8hi3): Likewise.
6947 (ssse3_phsubwv8hi3): Likewise.
6948 (ssse3_phsubdv4si3): Likewise.
6949 (ssse3_phsubswv8hi3): Likewise.
6950 (ssse3_pmaddubswv8hi3): Likewise.
6951 (ssse3_pmulhrswv8hi3): Likewise.
6952 (ssse3_pshufbv16qi3): Likewise.
6953 (ssse3_psign<mode>3): Likewise.
6954 (ssse3_palignrti): Likewise.
6955 (abs<mode>2): Likewise.
6956 (ssse3_phaddwv4hi3): Set prefix_extra.
6957 (ssse3_phadddv2si3): Likewise.
6958 (ssse3_phaddswv4hi3): Likewise.
6959 (ssse3_phsubwv4hi3): Likewise.
6960 (ssse3_phsubdv2si3): Likewise.
6961 (ssse3_phsubswv4hi3): Likewise.
6962 (ssse3_pmaddubswv4hi3): Likewise.
6963 (ssse3_pmulhrswv4hi3): Likewise.
6964 (ssse3_pshufbv8qi3): Likewise.
6965 (ssse3_psign<mode>3): Likewise.
6966 (ssse3_palignrdi): Likewise.
6967 (abs<mode>2): Likewise.
6968 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
6969 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
6970 (sse2_pmovmskb): Set mode to SI instead of V2DF.
6972 2007-04-23 Nick Clifton <nickc@redhat.com>
6974 * params.def: Fix formatting of emacs local variables.
6976 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
6978 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
6979 move if inter-unit move isn't allowed.
6980 Don't split moving the first element of V2DI to DI to inter-unit
6981 move if inter-unit move isn't allowed.
6983 2007-04-23 Richard Guenther <rguenther@suse.de>
6985 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
6986 and CDI_POST_DOMINATORS separately.
6988 2007-04-23 Nick Clifton <nickc@redhat.com>
6990 * c.opt (Wformat-contains-nul): Add warning attribute.
6992 2007-04-23 Jan Hubicka <jh@suse.cz>
6994 * function.c (init_function_start): Don't init line number info.
6995 (expand_function_end): Update.
6996 (reset_block_changes, record_block_change, finalize_block_changes,
6997 check_block_change, free_block_changes): Kill.
6998 * function.h (reset_block_changes, record_block_change,
6999 finalize_block_changes, check_block_change, free_block_changes):
7001 (struct function): Remove ib_boundaries_block.
7002 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7003 Use curr_insn_locator to initialize locator.
7004 (emit_line_note): Remove.
7005 * cfgexpand.c (expand_gimple_cond_expr): Update.
7006 (construct_exit_block): Likewise.
7007 (tree_expand_cfg): Initialize/finalize locators.
7008 * expr.c (expand_expr_real): Update.
7009 * cfglayout.c (line_locators_locs, line_locators_lines,
7010 file_locators_locs, file_locators_files): Remove.
7011 (set_block_levels): Move to cfgexpand.c.
7012 (insn_locators_initialize): Remove.
7013 (pass_insn_locators_initialize): Remove.
7014 (locations_locators_locs, locations_locators_vals): New static vars.
7015 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7017 (insn_locators_alloc, insn_locators_finalize,
7018 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7020 (locator_location): New.
7021 (locator_line, locator_file): Rewrite.
7022 * rtl.h (emit_line_note): Kill.
7023 (insn_locators_alloc, insn_locators_finalize,
7024 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7026 * tree-inline.c (initialize_cfun): Do not initialize
7027 ib_boundaries_block.
7028 * passes.c (pass_insn_locators_initialize): Remove.
7030 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7033 * expr.c (reduce_to_bit_field_precision): Handle
7036 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7038 PR tree-optimization/24659
7039 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7040 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7041 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7042 * genopinit.c (optabs): Rename vec_pack_mod_optab
7043 to vec_pack_trunc_optab.
7044 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7045 early for scalar floating point operands for NOP_EXPR.
7046 (vectorizable_type_promotion): Ditto.
7047 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7048 vec_pack_trunc_optab.
7049 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7051 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7052 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7053 Rename from VEC_PACK_MOD_EXPR.
7054 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7055 * expr.c (expand_expr_real_1): Ditto.
7056 * tree-inline.c (estimate_num_insns_1): Ditto.
7057 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7059 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7060 (vec_unpacks_lo_v4sf): Ditto.
7061 (vec_pack_trunc_v2df): Ditto.
7062 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7063 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7064 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7066 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7068 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7070 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7071 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7072 packing of floating point operands.
7073 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7074 represent unpacking of floating point operands.
7075 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7076 [vec_unpacks_hi]: Ditto.
7077 [vec_unpacks_lo]: Ditto.
7079 2007-04-22 Jan Hubicka <jh@suse.cz>
7081 * final.c (rest_of_handle_final): Call
7082 targetm.asm_out.constructor/targetm.asm_out.destructor
7083 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
7084 proper priority via decl_*_priority_insert.
7085 * c-common.c (c_expand_body): Likewise.
7087 2007-04-22 Richard Guenther <rguenther@suse.de>
7089 PR tree-optimization/29789
7090 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
7091 (rewrite_reciprocal): New helper split out from
7092 determine_invariantness_stmt.
7093 (rewrite_bittest): Likewise.
7094 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
7095 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
7098 2007-04-22 Revital Eres <eres@il.ibm.com>
7100 * loop-unroll.c (var_to_expand): New field to support also
7101 insns of the form x = something + x.
7102 (analyze_insn_to_expand_var): Use it.
7103 (expand_var_during_unrolling): Likewise.
7105 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7107 * predict.c: Include pointer-set.h.
7108 (bb_predictions): New variable.
7109 (tree_predicted_by_p, tree_predict_edge,
7110 remove_predictions_associated_with_edge): Use bb_predictions map
7111 instead of bb->predictions.
7112 (clear_bb_predictions, assert_is_empty): New functions.
7113 (combine_predictions_for_bb): Use bb_predictions map. Call
7114 clear_bb_predictions.
7115 (tree_estimate_probability): Create and free bb_predictions map.
7116 * Makefile.in (predict.o): Add pointer-set.h dependency.
7117 * basic-block.h (struct basic_block_def): Remove predictions
7119 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
7121 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
7124 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
7127 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7129 * timevar.c (timevar_print): Change reference of --disable-checking to
7130 --enable-checking=release. Also warn if assert checking is disabled.
7132 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7135 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
7136 decl as addressable if the compound literal was marked as
7138 Mark the decl as a gimple register if it is a complex or
7139 vector decl and does not live in memory.
7141 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7143 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
7144 (GENERIC_NEXT): New function macro.
7145 (PHI_CHAIN): Use phi_node's new chain variable.
7146 (tree_phi_node): Change tree_common to tree_base
7147 and add the chain field.
7148 * tree-phinodes.c (make_phi_node): Don't set
7149 TREE_TYPE on the new node.
7150 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
7151 instead of checking GIMPLE_TUPLE_P in chain_next.
7152 * tree-vect-transform.c
7153 (get_initial_def_for_induction): Look at
7154 PHI_RESULT_TREE for the type of the phi node.
7155 (update_vuses_to_preheader): Use PHI_CHAIN
7156 instead of TREE_CHAIN on the phi node.
7157 * tree-ssa-structalias.c (compute_points_to_sets):
7159 (ipa_pta_execute): Likewise.
7161 2007-04-21 Richard Guenther <rguenther@suse.de>
7164 * fold-const.c (fold_unary): Call fold_convert_const on the
7167 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
7169 * gcse.c (store_killed_in_insn): Handle PARALLELs.
7170 (store_killed_in_pat): New.
7172 2007-04-20 Richard Henderson <rth@redhat.com>
7175 * config/i386/i386.c (type_has_variadic_args_p): Look for any
7176 TREE_LIST with a void_type_node value, not void_list_node exactly.
7178 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
7180 * doc/standards.texi: Re-arrange into language-specific
7181 subsections. Add a C++ section, documenting which standards we
7184 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7186 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
7187 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
7189 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
7191 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
7192 ecrti.o and crtbegin.o.
7193 (LIB_DEFAULT_SPEC): Include -lc.
7194 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
7196 2007-04-20 Richard Henderson <rth@redhat.com>
7199 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
7200 argument; update all callers.
7201 (get_unaligned_offset): New.
7202 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
7203 get_unaligned_address, just pass on the address directly.
7204 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
7205 the subreg in the helper patterns.
7206 (unaligned_extendqidi_le): Use get_unaligned_offset.
7207 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
7208 (unaligned_extendhidi_be): Likewise.
7209 (unaligned_extendhidi): Tidy.
7210 * config/alpha/alpha-protos.h: Update.
7212 2007-04-20 Richard Henderson <rth@redhat.com>
7214 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
7215 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
7216 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
7217 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7218 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7219 (CPP_SPEC): Don't include %(cpp_subtarget).
7220 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
7221 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7222 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
7224 2007-04-20 Jakub Jelinek <jakub@redhat.com>
7226 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
7227 for __builtin_ia32_cmpordss.
7229 PR tree-optimization/31632
7230 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
7231 and arg1 for optimizations of comparison against min/max values.
7232 Fold arg0 to arg1's type for optimizations of comparison against
7233 min+1 and max-1 values.
7235 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
7237 * reload.c (combine_reloads): When trying to use a dying register,
7238 check whether it's uninitialized and don't use if so.
7240 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
7242 * fold-const.c: Remove prototypes for native_encode_expr and
7243 native_interpret_expr.
7244 (native_encode_expr): Make non-static.
7245 (native_interpret_expr): Likewise.
7246 * tree.h: Add prototypes for the above.
7248 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7250 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
7251 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
7252 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
7253 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
7254 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
7255 Add length attributes.
7257 2007-04-19 Janis Johnson <janis187@us.ibm.com>
7259 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
7262 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
7263 __STDC_WANT_DEC_FP__.
7265 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7267 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
7268 for long double compatibility.
7269 * configure: Regenerate.
7271 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
7273 PR rtl-optimization/29841
7274 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
7276 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
7277 that may cause control flow transfer from being moved.
7279 2007-04-18 Jan Hubicka <jh@suse.cz>
7281 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
7284 2007-04-18 Eric Christopher <echristo@apple.com>
7286 * config/rs6000/darwin.md (load_macho_picbase): Use link register
7287 only. Update operands.
7288 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
7289 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
7290 link register to pic register.
7292 2007-04-18 Dirk Mueller <dmueller@suse.de>
7295 * tree-vrp.c (search_for_addr_array): New.
7296 (check_array_bounds): Suppress warning about
7297 address taken of array refs if its not de-referenced.
7299 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7301 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
7302 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
7304 * tree-vectorizer.h (NITERS_KNOWN_P): New.
7305 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
7306 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
7308 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
7310 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
7312 (vect_analyze_scalar_cycles): Fix indentation.
7313 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
7314 (vect_mark_relevant): Include phis in relevance analysis.
7316 * tree-vect-transform.c (vect_transform_loop): Add an assert.
7318 2007-04-18 Anatoly Sokolov <aesok@post.ru>
7320 * config/avr/avr.c (ptrreg_to_str): Replace error() with
7321 output_operand_lossage().
7323 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7325 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
7326 the unused code for reduction without adjust-in-epilog to simplify the
7329 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
7331 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
7332 (S390_TDC_NEGATIVE_ZERO): New constant.
7333 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
7334 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
7335 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
7336 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
7337 (S390_TDC_POSITIVE_INFINITY): New constant.
7338 (S390_TDC_NEGATIVE_INFINITY): New constant.
7339 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
7340 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
7341 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
7342 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
7343 (S390_TDC_INFINITY): New constant.
7344 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
7345 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
7346 optimization for UNSPEC_CCZ_TO_INT.
7347 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
7348 ("*ccz_to_int"): New insn.
7349 ("isinf<mode>2"): New insn.
7350 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
7351 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
7352 (UNSPEC_CCZ_TO_INT): New constant.
7354 2007-04-18 Richard Guenther <rguenther@suse.de>
7356 PR tree-optimization/19431
7357 PR tree-optimization/21463
7358 * tree-pass.h (pass_phiprop): Declare.
7359 * passes.c (init_optimization_passes): New phiprop pass.
7360 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
7361 (phivn_valid_p): New helper function.
7362 (phiprop_insert_phi): Likewise.
7363 (propagate_with_phi): Likewise.
7364 (tree_ssa_phiprop): New propagator propagating loads
7365 through phi nodes if profitable.
7367 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7369 * tree-vect-analyze.c (process_use): New function.
7370 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
7371 Check phis in all bbs.
7372 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
7375 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
7377 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
7380 2007-04-17 Anatoly Sokolov <aesok@post.ru>
7383 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
7386 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
7388 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
7390 (sse_vmmulv4sf3): Likewise.
7391 (sse2_vmaddv2df3): Likewise.
7392 (sse2_vmmulv2df3): Likewise.
7394 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
7396 PR rtl-optimization/31360
7397 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
7398 (target_reg_cost): New.
7399 (init_set_costs): Initialize target_reg_cost. Add comments
7400 regarding the rationale of the costs.
7401 (global_cost_for_size): Renamed to...
7402 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
7403 of register pressure.
7404 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
7405 estimate_reg_pressure_cost. Add number of ivs.
7406 (determine_set_costs): Dump target_reg_cost.
7407 * loop-invariant.c (gain_for_invariant): Use
7408 estimate_reg_pressure_cost. Removed n_inv_uses argument.
7409 (best_gain_for_invariant, find_invariants_to_move): Remove
7411 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
7412 (target_reg_cost): Declare.
7413 (global_cost_for_size): Declaration removed.
7414 (estimate_reg_pressure_cost): Declare.
7416 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
7418 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
7419 regnos into even/odd register pairs.
7420 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
7421 TDmode similar to the other floating point modes.
7422 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
7423 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
7425 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
7426 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
7427 (movdd_hardfloat64): Use TARGET_MFPGPR.
7429 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
7431 * reload1.c (delete_output_reload): Don't count output in n_inherited.
7434 2005-01-05 Richard Henderson <rth@redhat.com>
7436 * reload1.c (do_input_reload): Restrict the optimization deleteing
7437 a previous output reload to RELOAD_FOR_INPUT.
7439 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
7441 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
7442 induc_vec_info_type.
7443 (vectorizable_induction): New function declaration.
7444 * tree-vect-transform.c (get_initial_def_for_induction): No need to
7445 check if already vectorized. Find first place in BB where new stmts
7446 can be inserted. Takes only one argument.
7447 (vectorizable_induction): New function.
7448 (vect_transform_stmt): Add case for induc_vec_info_type to call
7449 vectorizable_induction.
7450 (vect_transform_loop): Consider phis for vectorization.
7451 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
7453 (analyze_operations): Call vectorizable_induction when analyzing phis.
7455 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
7456 (vect_mark_relevant): Include phis in relevance analysis.
7457 (vect_mark_stmts_to_be_vectorize): Likewise.
7458 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
7460 2007-04-16 Lawrence Crowl <crowl@google.com>
7462 * doc/invoke.texi (Debugging Options): Add documentation for the
7463 -femit-struct-debug options -femit-struct-debug-baseonly,
7464 -femit-struct-debug-reduced, and
7465 -femit-struct-debug-detailed[=...].
7467 * c-opts.c (c_common_handle_option): Add
7468 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
7469 and OPT_femit_struct_debug_detailed_.
7470 * c.opt: Add specifications for
7471 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
7472 and -femit-struct-debug-detailed[=...].
7473 * opts.c (set_struct_debug_option): Parse the
7474 -femit-struct-debug-... options.
7475 * opts.c (matches_main_base, main_input_basename,
7476 main_input_baselength, base_of_path, matches_main_base): Add
7477 variables and functions to compare header base name to compilation
7479 * opts.c (should_emit_struct_debug): Add to determine to emit a
7480 structure based on the option.
7481 (dump_struct_debug) Also disabled function to debug this
7483 * opts.c (handle_options): Save the base name of the
7486 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
7487 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
7488 This hook indicates if a type is generic. Set it by default
7490 * langhooks.h (struct lang_hooks_for_types): Add a new hook
7491 to determine if a struct type is generic or not.
7492 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
7493 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
7494 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
7497 * flags.h (enum debug_info_usage): Add an enumeration to describe
7498 a program's use of a structure type.
7499 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
7500 to indicate the program's usage of the type. Filter structs based
7501 on the -femit-struct-debug-... specification.
7502 (gen_type_die): Split into two routines, gen_type_die and
7503 gen_type_die_with_usage. gen_type_die is now a wrapper
7504 that assumes direct usage.
7505 (gen_type_die_with_usage): Replace calls to gen_type_die
7506 with gen_type_die_with_usage adding the program usage of
7507 the referenced type.
7508 (dwarf2out_imported_module_or_decl): Suppress struct debug
7509 information using should_emit_struct_debug when appropriate.
7511 2007-04-16 Ian Lance Taylor <iant@google.com>
7513 PR tree-optimization/31522
7514 * tree-vrp.c (vr_phi_edge_counts): New static variable.
7515 (vrp_initialize): Allocate vr_phi_edge_counts.
7516 (vrp_visit_phi_node): Don't push to infinity if we saw a new
7517 executable edge. Drop test for all constants.
7518 (vrp_finalize): Free vrp_phi_edge_counts.
7520 * doc/cpp.texi (Common Predefined Macros): Clarify description of
7521 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7523 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
7524 predecessors at head rather than tail.
7526 2007-04-16 Matthias Klose <doko@debian.org>
7528 * config/alpha/linux.h (CPP_SPEC): Define.
7529 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
7531 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
7533 * function.h: Remove sequence_stack extern declaration.
7535 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7537 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
7539 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
7542 2007-04-16 Anatoly Sokolov <aesok@post.ru>
7544 * config/avr/avr.c (avr_arch_types): Rearranging array.
7545 (enum avr_arch): Add.
7546 (avr_mcu_types): Use avr_arch enumeration constants instead of
7548 * config/avr/avr.h (LINK_SPEC): Simplify.
7550 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7552 * config/m68k/m68k.c (m68k_libcall_value,
7553 m68k_function_value): Use macros for register names more.
7555 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
7557 (M68K_REGNAME): Use A6_REG.
7558 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
7560 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7563 * sched-int.h (struct deps): Split field 'pending_lists_length' into
7564 'pending_read_list_length' and 'pending_write_list_length'. Update
7566 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
7567 to handle two length counters instead of one. Update all uses.
7568 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
7569 two length counters instead of one.
7570 * sched-rgn.c (propagate_deps): Update to handle two length counters
7573 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
7576 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
7577 copy of source, pass it to ix86_expand_vector_set and return
7580 2007-04-16 David Ung <davidu@mips.com>
7581 Joseph Myers <joseph@codesourcery.com>
7583 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
7584 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
7585 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7586 Add 74K processor information.
7587 * config/mips/mips.md: Include 74k.md.
7588 (cpu): Add 74kc,74kf,74kx.
7589 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
7590 * config/mips/74k.md: New.
7591 * doc/invoke.texi (MIPS Options): Document 74K support.
7593 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
7595 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
7596 vectorizable_* functions.
7597 * tree-vect-transform.c (vectorizable_call): Add check for
7598 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
7599 (vectorizable_store): likewise.
7600 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
7602 (vectorizable_operation, vectorizable_type_demotion): Likewise.
7603 (vectorizable_type_promotion, vectorizable_load): Likewise.
7604 (vectorizable_live_operation, vectorizable_condition): Likewise.
7605 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
7607 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
7609 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7611 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
7612 register numbers more.
7613 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
7614 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
7615 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
7616 FUNCTION_VALUE_REGNO_P): Likewise.
7617 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
7618 STATIC_CHAIN_REGNUM): Likewise.
7619 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
7620 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
7621 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
7622 * config/m68k/m68k.md (FP_REG): New.
7624 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7626 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
7629 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7631 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
7632 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
7635 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7637 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
7640 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7643 * c-decl.c (finish_decl): Grab the type of the decl after the call
7644 to store_init_value.
7646 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
7648 * common.opt (fforward-propagate): Fix "Optimization" annotation.
7650 2007-04-14 Jakub Jelinek <jakub@redhat.com>
7653 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
7654 dominators, post dominators and cleanup cfg before returning.
7656 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
7658 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
7659 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
7661 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
7663 * config.gcc: Recognize fido.
7664 * config/m68k/m68k-devices.def (fidoa): New.
7665 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
7667 (FL_FIDOA, TARGET_FIDOA): New.
7668 * config/m68k/m68k.opt (mfidoa): New.
7670 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7673 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
7674 when a personality function is used.
7676 2007-04-13 Bob Wilson <bob.wilson@acm.org>
7678 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
7680 2007-04-13 Mike Stump <mrs@apple.com>
7682 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
7684 * config/darwin.opt (fapple-kext): Make C++ only.
7685 * config/darwin.c (darwin_override_options): Remove code to ensure
7686 -fapple-kext is given for C++ only.
7688 2007-04-13 Richard Sandiford <richard@codesourcery.com>
7690 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
7691 * config/mips/mips.c (override_options): Call
7692 SUBTARGET_OVERRIDE_OPTIONS, if defined.
7694 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7696 * config/i386/i386.opt (msvr3-shlib): Removed.
7698 * doc/invoke.texi: Remove -msvr3-shlib.
7700 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7702 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
7703 with "popcnt" instruction.
7705 2007-04-13 Richard Guenther <rguenther@suse.de>
7707 PR tree-optimization/21258
7708 * tree-vrp.c (compare_case_labels): New helper.
7709 (find_switch_asserts): New function.
7710 (find_assert_locations): Call it for SWITCH_EXPRs.
7712 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
7714 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
7715 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
7716 check is now implied in X87_FLOAT_MODE_P.
7717 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7718 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7719 (fix_trunc<mode>_i386_fisttp): Ditto.
7720 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7721 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7722 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7723 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7724 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7725 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7726 (unnamed_splitters): Ditto.
7727 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
7728 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
7729 FIRST_SSE_REG for local functions when SSE math is enabled or
7730 for functions with sseregparm attribute.
7731 (standard_80387_constant_p): Return -1 if mode is not
7733 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
7734 (ix86_expand_compare): Ditto.
7735 (ix86_expand_carry_flag_compare): Ditto.
7736 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
7737 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
7738 DECIMAL_FLOAT_MODE_P.
7739 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
7740 of SCALAR_FLOAT_MODE_P.
7741 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
7742 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
7743 checks before FLOAT_MODE_P.
7744 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
7745 before FLOAT_MODE_P.
7750 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
7752 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
7753 Charles Wilson <libtool@cwilson.fastmail.fm>
7755 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
7756 (libgcc.mvars): Don't depend on them.
7757 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
7758 * exec-tool.in: New.
7760 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
7762 * doc/invoke.text (--help): Document --help=common.
7764 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
7766 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
7768 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7770 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
7771 * genemit.c (main): Emit #include "integrate.h".
7772 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
7773 (LOADGP_RTP): New mips_loadgp_style.
7774 * config/mips/mips.h: Include config/vxworks-dummy.h.
7775 (TARGET_RTP_PIC): New macro.
7776 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
7777 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
7778 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
7780 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
7781 -mvxworks-pic when using -mrtp and a PIC option.
7782 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
7784 (mips_symbolic_constant_p, mips_symbolic_address_p)
7785 (mips_symbol_insns): Handle SYMBOL_HALF.
7786 (override_options): Warn about -G and -mrtp being used together.
7787 Initialize mips_lo_relocs[SYMBOL_HALF].
7788 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
7789 (mips_emit_loadgp): Handle LOADGP_RTP.
7790 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
7791 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
7792 (tablejump): Handle function-relative case table entries if
7794 * config/mips/predicates.md (symbol_ref_operand): New predicate.
7796 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7798 * config/mips/mips.md (load_call<mode>): Allow any general register.
7800 (sibcall_value_internal, sibcall_value_multiple_internal)
7801 (call_value_internal, call_value_split, call_value_multiple_internal)
7802 (call_value_multiple_split): Remove constraints from operand 0.
7804 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7806 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
7807 rather than loadgp_noshared.
7808 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
7809 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
7811 * config/mips/mips.md (loadgp): Rename to...
7812 (loadgp_newabi): ...this.
7813 (loadgp_noshared): Rename to...
7814 (loadgp_absolute): ...this.
7816 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7818 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
7819 false for locally-binding symbols.
7820 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
7822 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7824 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
7825 (SYMBOL_GOT_PAGE_OFST): ...this.
7826 (SYMBOL_GOT_GLOBAL): Rename to...
7827 (SYMBOL_GOT_DISP): ...this.
7828 (SYMBOL_GOTOFF_GLOBAL): Rename to...
7829 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
7830 * config/mips/mips.c (mips_global_symbol_p): New function.
7831 (mips_symbol_binds_local_p): Likewise.
7832 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
7833 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
7834 mips_global_symbol_p and mips_symbol_binds_local_p.
7835 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
7836 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
7837 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
7839 (mips_ok_for_lazy_binding_p): New function.
7840 (mips_load_call_address, mips_expand_call): Use it.
7841 (mips_dangerous_for_la25_p): Likewise.
7842 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
7843 (*got_disp<mode>): Use got_disp_operand instead of
7844 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
7845 SYMBOL_GOTOFF_GLOBAL.
7846 (*got_page<mode>): Use got_page_ofst_operand instead of
7848 * config/mips/predicates.md (const_call_insn_operand): Use
7849 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
7850 (global_got_operand): Rename to...
7851 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
7853 (local_got_operand): Rename to...
7854 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
7855 of SYMBOL_GOT_LOCAL.
7857 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7859 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
7860 TARGET_CALL_CLOBBERED_GP.
7861 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7862 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
7863 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
7864 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
7865 of TARGET_ABICALLS && !TARGET_NEWABI.
7866 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7867 * config/mips/mips.c (mips_load_call_address): Check
7868 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7869 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7870 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
7871 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
7872 TARGET_ABICALLS && TARGET_NEWABI.
7873 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
7875 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
7876 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
7877 TARGET_ABICALLS && TARGET_NEWABI.
7878 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
7879 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
7880 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
7881 whether indirect calls must use $25.
7882 (mips_extra_live_on_entry): Check TARGET_GOT instead of
7884 * config/mips/mips.md (jal_macro): Check flag_pic and
7885 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
7886 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
7887 instead of TARGET_ABICALLS.
7888 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
7889 TARGET_ABICALLS && TARGET_OLDABI.
7890 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
7891 (sibcall): In the comment above the define_insn, mention
7892 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
7893 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
7894 instead of TARGET_ABICALLS.
7896 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
7898 * doc/md.texi (Blackfin family constraints): Document PA and PB.
7899 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
7900 (MACFLAGS_MATCH_P): New macro.
7901 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
7902 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
7903 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
7904 the other MACFLAG constants.
7905 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
7906 (flag_machi): Tighten constraints. Renumber some of the operands.
7907 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
7909 (flag_machi_parts_acconly): New pattern.
7910 (flag_macinithi): Tighten constraints. Allow any accumulator to be
7912 (flag_macinit1hi): Tighten constraints.
7913 (flag_mul_macv2hi_parts_acconly): New pattern.
7915 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
7916 Use a more efficient implementation.
7917 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
7918 inline sequences when not optimizing for size.
7920 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
7921 movhi_high2low): Delete, merge functionality into...
7922 (packv2hi): ... this pattern.
7924 2007-02-11 Jie Zhang <jie.zhang@analog.com>
7925 * config/bfin/bfin.opt (msim): New option.
7926 (mcpu=): New option.
7927 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
7928 (bfin_cpu_t): Typedef of enum bfin_cpu.
7929 (bfin_cpu_type): New declaration.
7930 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
7931 -msim and -mcpu= options.
7932 (LIB_SPEC): Likewise.
7933 * config/bfin/bfin.c (bfin_cpu_type): Define.
7934 (bfin_handle_option): Handle -mcpu= option.
7935 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
7936 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
7937 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
7939 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7941 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
7942 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
7943 (powerpc-wrs-vxworksae): Use ${tm_file}.
7944 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
7945 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
7946 * config/i386/vx-common.h: New file.
7948 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7950 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
7953 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
7955 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
7958 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
7962 * c-common.c (c_build_qualified_type): Set canonical type
7965 2007-04-12 Richard Guenther <rguenther@suse.de>
7967 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
7968 lower bound and element size if lower bound is not zero
7969 or either of the ARRAY_REF operands is set.
7971 2007-04-12 Richard Guenther <rguenther@suse.de>
7973 PR tree-optimization/24689
7974 PR tree-optimization/31307
7975 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
7977 * gimplify.c (canonicalize_addr_expr): To be consistent with
7978 gimplify_compound_lval only set operands two and three of
7979 ARRAY_REFs if they are not gimple_min_invariant. This makes
7980 it never at this place.
7981 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7983 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7985 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
7986 null before emitting a .nsubspa directive.
7988 2007-04-11 Diego Novillo <dnovillo@redhat.com>
7990 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
7991 need_to_partition_p if there are no memory statements in the
7994 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7996 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
7997 (gcd_of_steps_may_divide_p): New function.
7998 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8000 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8002 * reload.c (find_reloads_toplev, find_reloads_address,
8003 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8004 not a pointer equality test, to decide if we need to call
8005 push_reg_equiv_alt_mem.
8007 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8009 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8010 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8012 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8014 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8016 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8017 vector to be positive.
8019 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8023 * doc/invoke.texi: Document --params max-aliased-vops and
8025 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8026 debug_memory_partitions): Move to tree-flow.h
8027 * params.h (AVG_ALIASED_VOPS): Define.
8028 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8030 (mp_info_t): Likewise.
8031 (get_mem_sym_stats_for): New.
8032 (set_memory_partition): Move from tree-flow-inline.h.
8033 (mark_non_addressable): Only clear the set of symbols for the
8034 partition if it exists.
8035 (dump_memory_partitions): Move from tree-ssa-operands.c
8036 (debug_memory_partitions): Likewise.
8037 (need_to_partition_p): New.
8038 (dump_mem_ref_stats): New.
8039 (debug_mem_ref_stats): New.
8040 (dump_mem_sym_stats): New.
8041 (debug_mem_sym_stats): New.
8042 (update_mem_sym_stats_from_stmt): New.
8043 (compare_mp_info_entries): New.
8044 (mp_info_cmp): Call it.
8045 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8047 (get_mpt_for): Move from tree-ssa-operands.c.
8048 (find_partition_for): New.
8049 (create_partition_for): Remove.
8050 (estimate_vop_reduction): New.
8051 (update_reference_counts): New.
8052 (build_mp_info): New.
8053 (compute_memory_partitions): Refactor.
8054 Document new heuristic.
8055 Call build_mp_info, update_reference_counts,
8056 find_partition_for and estimate_vop_reduction.
8057 (compute_may_aliases): Populate virtual operands before
8058 calling debugging dumps.
8059 (delete_mem_sym_stats): New.
8060 (delete_mem_ref_stats): New.
8061 (init_mem_ref_stats): New.
8062 (init_alias_info): Call it.
8063 (maybe_create_global_var): Remove alias_info argument.
8064 Get number of call sites and number of pure/const call sites
8065 from gimple_mem_ref_stats().
8066 (dump_alias_info): Call dump_memory_partitions first.
8067 (dump_points_to_info_for): Show how many times a pointer has
8069 * opts.c (decode_options): For -O2 set --param
8070 max-aliased-vops to 500.
8071 For -O3 set --param max-aliased-vops to 1000 and --param
8072 avg-aliased-vops to 3.
8073 * fortran/options.c (gfc_init_options): Remove assignment to
8075 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8076 * tree-dfa.c (dump_variable): Dump memory reference
8078 Dump NO_ALIAS* settings.
8079 (referenced_var_lookup): Tidy.
8080 (mem_sym_stats): New.
8081 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
8082 and ORIG are different SSA names for a memory partition.
8083 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
8084 * tree-flow.h (struct mem_sym_stats_d): Define.
8085 (mem_sym_stats_t): Define.
8086 (struct mem_ref_stats_d): Define.
8087 (struct gimple_df): Add field mem_ref_stats.
8088 (enum noalias_state): Define.
8089 (struct var_ann_d): Add bitfield noalias_state.
8090 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
8091 debug_mem_ref_stats, debug_memory_partitions,
8092 debug_mem_sym_stats): Declare.
8093 * tree-ssa-structalias.c (update_alias_info): Update call
8094 sites, pure/const call sites and asm sites in structure
8095 returned by gimple_mem_ref_stats.
8096 Remove local variable IS_POTENTIAL_DEREF.
8097 Increase NUM_DEREFS if the memory expression is a potential
8099 Call update_mem_sym_stats_from_stmt.
8100 If the memory references memory, call
8101 update_mem_sym_stats_from_stmt for all the direct memory
8102 symbol references found.
8103 (intra_create_variable_infos): Set noalias_state field for
8104 pointer arguments according to the value of
8105 flag_argument_noalias.
8106 * tree-ssa-structalias.h (struct alias_info): Remove fields
8107 num_calls_found and num_pure_const_calls_found.
8108 (update_mem_sym_stats_from_stmt): Declare.
8109 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
8110 Set default value to 100.
8111 (PARAM_AVG_ALIASED_VOPS): Define.
8113 2007-04-11 Richard Guenther <rguenther@suse.de>
8116 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
8117 a * -b + c as c - a * b if we honor sign dependent rounding.
8119 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8121 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
8123 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
8124 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
8126 (initialize_trampoline): Don't use old-style function definition.
8127 (bfin_secondary_reload): Mark IN_P argument as unused.
8129 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8131 PR tree-optimization/31343
8132 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
8133 (build_polynomial_chrec): Return a scalar when the evolution is zero.
8134 * testsuite/gcc.dg/vect/pr31343.c: New.
8136 2007-04-10 Eric Christopher <echristo@apple.com>
8138 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
8139 * config/i386/i386.md (*cmpfp0): Use.
8140 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8141 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8142 (fix_trunc<mode>_i386_fisttp): Ditto.
8143 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8144 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8145 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8146 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8147 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8148 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8149 (unnamed_splitters): Ditto.
8150 * config/i386/i386.c (output_fix_trunc): Assert that
8151 we're not being passed a TFmode operand.
8153 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
8155 PR tree-optimization/31526
8156 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
8157 n_basic_blocks to find newly added blocks.
8159 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
8161 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
8163 (fix_trunc<mode>si_sse): Ditto.
8164 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
8165 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
8166 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
8167 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
8168 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
8169 expander using SSEMODEF mode macro.
8170 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
8171 expander using SSEMODEF mode macro.
8172 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
8173 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
8174 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
8175 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
8176 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
8177 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
8178 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
8179 Macroize insn using X87MODEF mode macro.
8181 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
8183 * config/i386/sse.md (sse2_pinsrw): Removed.
8184 (sse2_pextrw): Renamed to ...
8185 (*sse2_pextrw): This.
8187 2007-04-09 Jan Hubicka <jh@suse.cz>
8190 * config/i386/sse.md
8191 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
8192 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
8193 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
8194 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
8196 2007-04-09 Jan Hubicka <jh@suse.cz>
8198 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
8199 multiple fields of union.
8201 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
8203 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
8204 (create_preheaders): Check that loops are available.
8205 (fix_loop_structure): Clean up, improve comments.
8206 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
8207 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
8209 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
8210 * predict.c (tree_estimate_probability): Do not call
8211 calculate_dominance_info. Call create_preheaders.
8212 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
8213 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
8215 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
8216 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
8217 * tree-cfg.c (tree_split_edge): Make an assert more precise.
8218 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
8221 2007-04-08 Jan Hubicka <jh@suse.cz>
8223 * tree.h (maybe_fold_offset_to_component_ref): Declare.
8224 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
8225 * fold-const.c (fold_unary): Use it.
8227 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8229 * varasm.c (assemble_variable): Remove call to
8230 lang_hooks.decls.prepare_assemble_variable.
8231 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
8232 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
8233 * langhooks.h (lang_hooks_for_decls): Remove
8234 prepare_assemble_variable.
8236 2007-04-08 Mike Stump <mrs@apple.com>
8238 * config/i386/i386.c: Use inc/dec on Core2.
8240 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
8242 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
8243 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8244 lhd_tree_inlining_end_inlining): Remove.
8245 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
8246 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
8248 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
8249 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8250 lhd_tree_inlining_end_inlining): Remove prototypes.
8251 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
8252 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
8253 LANG_HOOKS_TREE_INLINING_START_INLINING,
8254 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
8256 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
8259 2007-04-08 Anatoly Sokolov <aesok@post.ru>
8262 * config/avr/predicates.md (io_address_operand): Delete predicate.
8263 (low_io_address_operand): Don't use 'mode' argument.
8264 (higth_io_address_operand): Rename ...
8265 (high_io_address_operand): ... to this. Don't use 'mode' argument.
8266 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
8269 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
8271 Revert change removing staticp.
8273 2007-04-07 Anatoly Sokolov <aesok@post.ru>
8276 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
8279 2007-04-07 Bruce Korb <bkorb@gnu.org>
8281 * c.opt: Add -Wformat-contains-nul.
8282 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
8284 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
8285 the NUL byte warning.
8287 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
8289 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
8291 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8293 * tree.c (staticp): No longer use staticp langhook.
8294 * langhooks.c (lhd_staticp): Removed.
8295 * langhooks.h (struct lang_hooks): Remove staticp.
8296 * c-common.c (c_staticp): Remove.
8297 * c-common.h (c_staticp): Ditto.
8298 * langhooks-defs.h (lhd_staticp): Ditto.
8299 (LHD_HOOKS_STATICP): Ditto
8300 * tree.h (gcc_assert_lowered): New macro.
8302 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8304 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
8305 argument "reliable".
8306 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
8307 Add argument "reliable". Propagate it through calls.
8308 (infer_loop_bounds_from_undefined): Derive number of iterations
8309 estimates from references in blocks that do not dominate loop latch.
8310 (gcov_type_to_double_int): New function.
8311 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
8312 and expected_loop_iterations_unbounded.
8313 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
8314 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
8315 * tree-data-ref.c (estimated_loop_iterations): Export.
8316 (get_references_in_stmt): Fix -- do not return addresses of local
8318 * cfgloop.h (expected_loop_iterations_unbounded,
8319 estimated_loop_iterations): Declare.
8321 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8323 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8325 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8327 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
8328 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
8329 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
8330 Use output_387_reg_move().
8331 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
8332 expander using X87MODEF12 mode macro.
8333 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
8334 choosing register preferences. Use output_387_reg_move().
8335 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
8336 instead of "x". Use output_387_reg_move().
8337 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
8338 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
8339 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
8340 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
8341 Use output_387_reg_move().
8342 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
8344 (*truncxf?f_i387 splitter): Ditto.
8346 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8348 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8349 LANG_HOOKS_SAFE_FROM_P.
8350 * expr.c (safe_from_p): Remove langhook call.
8351 * langhooks.h (lang_hooks): Remove safe_from_p.
8352 (lhd_safe_from_p): Remove prototype.
8353 * langhooks.c (lhd_safe_from_p): Remove.
8355 2007-04-06 Jan Hubicka <jh@suse.cz>
8357 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
8360 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8362 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
8363 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
8364 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
8365 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
8367 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
8368 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
8370 2007-04-05 Richard Henderson <rth@redhat.com>
8372 * config/alpha/alpha.c (print_operand) [+]: Remove.
8373 (alpha_end_function): Print nop if call at end of function.
8374 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
8375 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
8376 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
8377 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
8378 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
8379 the call pattern. Update peepholes to match.
8381 2007-04-05 Janis Johnson <janis187@us.ibm.com>
8383 * doc/extend.texi (Other Builtins): Add decimal float variants
8385 * builtins.def: Ditto.
8386 * builtins.c (expand_builtin): Ditto.
8388 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
8389 H.J. Lu <hongjiu.lu@intel.com>
8392 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
8393 of V8HImode when calling ix86_binary_operator_ok.
8394 (sse2_pmaddwd): Call ix86_binary_operator_ok.
8395 (sdot_prodv8hi): Operands 1 and 2 must be register.
8397 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8399 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8400 initialize align to silence bogus warning.
8402 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8405 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8407 (struct sra_walk_fns): Remove use_all parameter from use.
8408 (sra_hash_tree): Handle BIT_FIELD_REFs.
8409 (sra_elt_hash): Don't hash bitfld blocks.
8410 (sra_elt_eq): Skip them in parent compares as well. Handle
8412 (sra_walk_expr): Don't maintain or pass down use_all_p.
8413 (scan_use): Remove use_all parameter.
8414 (scalarize_use): Likewise. Re-expand assignment to
8415 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8416 output, and re-scalarize after output. Don't mark anything
8418 (scalarize_ldst): Adjust.
8419 (scalarize_walk_gimple_modify_statement): Likewise.
8420 (build_element_name_1): Handle BIT_FIELD_REFs.
8421 (instantiate_element): Don't warn for any element whose parent
8423 (instantiate_missing_elements_1): Return the sra_elt.
8424 (canon_type_for_field): New.
8425 (try_instantiate_multiple_fields): New.
8426 (instantiate_missing_elemnts): Use them.
8427 (mark_no_warning): Removed.
8428 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8429 (REPLDUP, sra_build_elt_assignment): New.
8430 (generate_copy_inout): Use them.
8431 (generate_element_copy): Likewise. Handle bitfld differences.
8432 (generate_element_zero): Don't recurse for blocks. Use
8433 sra_build_elt_assignment.
8434 (generate_one_element_int): Take elt instead of var. Use
8435 sra_build_elt_assignment.
8436 (generate_element_init_1): Adjust.
8437 (scalarize_use, scalarize_copy): Use REPLDUP.
8438 (scalarize_ldst): Move assert before dereference.
8439 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8441 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8443 * regmove.c: Fix unused variable warnings due to previous commit.
8445 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8447 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
8448 (regmove_bb_head): Remove.
8449 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
8450 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
8451 problems with fixup_match_1.
8452 Don't initialize/free regmove_bb_head.
8454 (reg_is_remote_constant_p): If an insn is in the same basic block
8455 but not before INSN, consider it remote, too.
8457 2007-04-05 Anatoly Sokolov <aesok@post.ru>
8460 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
8461 DECL_ASSEMBLER_NAME, not the DECL_NAME.
8463 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
8465 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
8466 (CONDITIONAL_REGISTER_USAGE): Likewise.
8468 2007-04-04 Richard Henderson <rth@redhat.com>
8470 * config/alpha/lib1funcs.asm: Remove unused file.
8472 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8475 * opts.c (print_specific_help): Fix --help=<language>
8477 (common_handle_option): Support --help=common.
8479 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8482 * gcc.c (main): Do not run the linker if
8483 print_subprocess_help indicates that it shouldn't be
8486 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8489 * doc/invoke.texi (--help=): Document <languages> value, fix
8490 formatting in tables of values.
8492 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
8494 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
8495 dllimport attribute of virtual methods.
8497 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
8499 * config/score/crti.asm: Change _bss_start to __bss_start.
8500 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
8501 (OUTGOING_REG_PARM_STACK_SPACE) update.
8502 * config/score/score.opt: add options to make backend support
8503 score5, score5u, score7 and score7d.
8504 * config/score/score.md: Likewise.
8505 * config/score/misc.md: Likewise.
8506 * config/score/mac.md: Likewise.
8507 * doc/invoke.texi: Likewise.
8508 * doc/md.texi: update constraints define.
8510 2007-04-03 Richard Henderson <rth@redhat.com>
8512 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
8513 an appropriate type, use the mode instead.
8515 2007-04-03 Richard Sandiford <richard@codesourcery.com>
8517 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
8518 Set the default --with-arch setting to mips2.
8519 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
8520 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
8521 (MULTILIB_OSDIRNAMES): Delete.
8522 (MULTILIB_DIRNAMES): Define.
8523 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
8524 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
8525 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
8526 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
8527 VXWORKS_OS_CPP_BUILTINS.
8528 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
8529 (MIPS_DEBUGGING_INFO): Undefine.
8530 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
8532 2007-04-03 Jakub Jelinek <jakub@redhat.com>
8535 * fold-const.c (native_encode_real): Encode real.c provided longs
8536 as a series of 32-bit native integers.
8537 (native_interpret_real): Interpret buffer as a series of 32-bit
8540 2007-04-03 Richard Guenther <rguenther@suse.de>
8542 * genpreds.c (write_insn_constraint_len): Write function
8543 optimized for CONSTRAINT_LEN implementation.
8544 (write_tm_preds_h): Output insn_constraint_len inline and
8545 use it for CONSTRAINT_LEN.
8546 (write_insn_preds_c): Don't output insn_constraint_len.
8547 * doc/md.texi (define_register_constraint): Document multi-letter
8548 constraints shall have the same length if they start with the same
8551 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8554 * config/i386/i386.md (isinf<mode>2): Expand only when
8555 TARGET_C99_FUNCTIONS is set.
8557 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8559 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
8560 (x86_64-*-linux*): Ditto.
8561 * config/i386/i386.opt (mpc): New option.
8562 * config/i386/i386.c (overrride_options): Handle
8563 ix87_precision_string.
8564 * config/i386/crtprec.c: New file.
8565 * config/i386/t-crtpc: Ditto.
8566 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
8568 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
8569 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8570 crtprec32.o, crtprec64.o and crtprec80.o.
8572 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
8574 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
8576 2007-04-02 Eric Christopher <echristo@apple.com>
8578 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
8579 limitations on darwin.
8581 2007-04-02 Anatoly Sokolov <aesok@post.ru>
8584 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
8586 2007-04-02 Dave Korn <dave.korn@artimi.com>
8588 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
8590 2007-04-02 Dave Korn <dave.korn@artimi.com>
8592 * libgcc2.h (exception_descriptor): Don't forward-declare.
8593 (__get_eh_table_language, __get_eh_table_version): Delete
8594 prototypes of long-dead functions.
8596 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
8598 * ebitmap.h: New file
8599 * ebitmap.c: New file
8600 * Makefile.in (ebitmap.o): New target.
8602 2007-04-01 Jan Hubicka <jh@suse.cz>
8604 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
8605 before very first instruction.
8607 2007-04-01 Jan Hubicka <jh@suse.cz>
8609 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
8610 waring on 64bit hosts.
8611 * bitmap.h: Fix typo in bitmap_head_def.
8613 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
8615 PR rtl-optimization/31391
8616 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
8617 into a DELETED_LABEL note, and the label is in an empty basic
8618 block, update BB_END as well as BB_HEAD.
8620 2007-04-01 Richard Henderson <rth@redhat.com>
8622 PR tree-optimization/31169
8623 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
8624 to varying if the range is outside [0, prec-1].
8626 2007-04-01 Richard Sandiford <richard@codesourcery.com>
8629 * config/mips/mips.md (load_const_gp): New insn.
8630 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
8631 the MIPS16 GP pseudo register if no_new_pseudos.
8632 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
8634 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8637 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
8639 (call_value): Likewise.
8641 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
8642 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8645 * doc/invoke.texi: (optimization options): Reword description
8646 of -ffast-math. Document its primary purpose.
8648 2007-03-31 Richard Guenther <rguenther@suse.de>
8650 * omp-low.c (splay-tree.h): Include.
8651 (lookup_decl): Replace splay-tree usage by pointer-map.
8652 (maybe_lookup_decl): Likewise.
8653 (new_omp_context): Likewise.
8654 (delete_omp_context): Likewise.
8655 * gimplify.c (splay-tree.h): Include.
8656 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
8658 (remap_ssa_name): Likewise.
8659 (remap_decl): Likewise.
8660 (remap_type_1): Likewise.
8661 (remap_type): Likewise.
8662 (copy_body_r): Likewise.
8663 (expand_call_inline): Likewise.
8664 (clone_body): Likewise.
8665 (copy_tree_r): Likewise.
8666 (remap_save_expr): Likewise.
8667 (unsave_r): Likewise.
8668 (unsave_expr_now): Likewise.
8669 (tree_function_versioning): Likewise.
8670 (build_duplicate_type): Likewise.
8671 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
8672 (struct copy_body_data): Replace splay-tree by pointer-map.
8673 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
8674 not $(SPLAY_TREE_H).
8675 (gimplify.o): Depend on $(SPLAY_TREE_H).
8676 (omp-low.p): Likewise.
8678 2007-03-31 Anatoly Sokolov <aesok@post.ru>
8680 * config/avr/predicates.md (even_register_operand,
8681 odd_register_operand): New predicates.
8682 * config/avr/avr.md (movw peephole2): New.
8683 (movw_r peephole2): New.
8685 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
8687 * tree.h (get_signed_or_unsigned_type): New.
8688 * fold-const.c (operand_equal_for_comparison_p): Use
8689 get_signed_or_unsigned_type instead of
8690 lang_hooks.types.signed_or_unsigned_type.
8691 * expr.c (store_expr): Ditto.
8692 * langhooks.c (get_signed_or_unsigned_type): New.
8693 (lhd_signed_or_unsigned_type): New.
8694 * langhooks.h (lhd_signed_or_unsigned_type): New.
8695 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
8697 2007-03-30 Richard Henderson <rth@redhat.com>
8699 * tree-ssa-loop-ivopts.c: Include target.h.
8700 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
8701 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
8702 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
8703 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
8705 2007-03-30 Richard Henderson <rth@redhat.com>
8706 Kai Tietz <kai.tietz@onevision.com>
8708 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
8710 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
8711 (TARGET_64BIT_MS_ABI): New.
8712 (DBX_REGISTER_NUMBER): Handle 64-bit.
8713 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
8714 (LONG_TYPE_SIZE): Force to 32.
8715 (REG_PARM_STACK_SPACE): New.
8716 (OUTGOING_REG_PARM_STACK_SPACE): New.
8717 (REGPARM_MAX, SSE_REGPARM_MAX): New.
8718 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8719 (STACK_BOUNDARY): Use 128 for 64-bit.
8720 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
8721 Add 64-bit implementation.
8722 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
8724 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
8725 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
8726 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
8727 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
8728 (ix86_handle_cconv_attribute): Don't warn when ignoring if
8729 TARGET_64BIT_MS_ABI.
8730 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
8731 (ix86_pass_by_reference): Likewise.
8732 (ix86_function_value_regno_p): Likewise.
8733 (ix86_build_builtin_va_list): Likewise.
8734 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
8735 (function_arg_advance_ms_64): New.
8736 (function_arg_advance): Call it.
8737 (function_arg_ms_64): New.
8738 (function_arg): Call it.
8739 (function_value_ms_64): New.
8740 (ix86_function_value_1): Call it.
8741 (return_in_memory_ms_64): New.
8742 (ix86_return_in_memory): Call it.
8743 (setup_incoming_varargs_ms_64): New.
8744 (ix86_setup_incoming_varargs): Call it.
8745 (ix86_expand_prologue): Handle 64-bit stack probing.
8746 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
8747 (output_pic_addr_const): Likewise.
8748 (x86_this_parameter): Likewise.
8749 (x86_output_mi_thunk): Likewise.
8750 (x86_function_profiler): Likewise.
8751 (TARGET_STRICT_ARGUMENT_NAMING): New.
8752 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
8753 (TARGET_64BIT_MS_ABI): New.
8754 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
8755 * config/i386/i386.md (allocate_stack_worker): Remove.
8756 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
8757 describe the clobber of eax without a match_scratch.
8758 (allocate_stack_worker_postreload): Remove.
8759 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
8760 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
8761 (allocate_stack_worker_rex64_postreload): Remove.
8762 (allocate_stack): Handle 64-bit.
8763 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
8764 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
8765 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
8766 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
8767 (STANDARD_STARTFILE_PREFIX_1): Likewise.
8768 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
8769 * config.build (x86_64-*-mingw*): New host.
8770 * config.host (x86_64-*-mingw*): New host.
8771 * config.gcc (x86_64-*-mingw*): New target.
8772 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
8774 2007-03-30 Richard Henderson <rth@redhat.com>
8775 Kai Tietz <kai.tietz@onevision.com>
8777 * c-pragma.c (struct def_pragma_macro_value): New.
8778 (struct def_pragma_macro): New.
8779 (pushed_macro_table): New.
8780 (dpm_hash, dpm_eq): New.
8781 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
8782 (init_pragma): Install them.
8783 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8785 2007-03-30 Anatoly Sokolov <aesok@post.ru>
8787 * config/avr/avr.c (avr_override_options): Clear
8788 'flag_delete_null_pointer_checks'.
8790 2007-03-30 Paolo Carlini <pcarlini@suse.de>
8793 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
8794 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
8795 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
8796 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
8797 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
8798 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
8799 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
8801 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
8803 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
8805 * regmove.c: Move all of pass_stack_adjustments from here...
8806 * combine-stack-adj.c: ...to this new file.
8807 * Makefile.in: Add rules for combine-stack-adj.o.
8809 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
8811 PR tree-optimization/31383
8812 * tree-data-ref.c (affine_function_equal_p): Do not require the
8813 vectors to have the same length.
8815 2007-03-30 Jan Hubicka <jh@suse.cz>
8818 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
8819 availablility; add more sanity checking; ask varpool only about
8822 2007-03-29 Richard Henderson <rth@redhat.com>
8824 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
8825 to decide, but __SIZEOF_LONG_LONG__.
8827 2007-03-29 Richard Henderson <rth@redhat.com>
8829 * emutls.c (struct __emutls_array): New.
8830 (emutls_destroy): Use it instead of casting element 0 from void*.
8831 (__emutls_get_address): Likewise.
8833 2007-03-29 Richard Henderson <rth@redhat.com>
8835 * varasm.c (initializer_constant_valid_p): Don't deny
8836 DECL_DLLIMPORT_P on functions.
8838 * config/i386/cygming.h: Remove function declarations.
8839 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
8840 (ASM_OUTPUT_LABELREF): Remove.
8841 (COMMON_ASM_OP): Remove.
8842 (ASM_OUTPUT_COMMON): Remove.
8843 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
8844 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
8845 (ASM_DECLARE_FUNCTION_NAME): Likewise.
8846 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
8847 Rename from TARGET_ENCODE_SECTION_INFO.
8848 * config/i386/netware.h: Likewise.
8849 * config/i386/i386-protos.h: Update.
8850 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
8851 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
8852 (legitimate_constant_p): Reject dllimports.
8853 (dllimport_map, get_dllimport_decl): New.
8854 (legitimize_dllimport_symbol): New.
8855 (legitimize_address, ix86_expand_move): Use it.
8856 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
8857 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
8858 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
8859 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
8860 * config/i386/predicates.md (constant_call_address_operand): Only
8861 accept symbols; reject dllimport_p symbols.
8862 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
8863 i386_pe_maybe_record_exported_symbol.
8864 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
8865 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
8866 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
8867 trust the setting of DECL_DLLIMPORT_P.
8868 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
8869 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
8870 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
8871 tidy the argument scanning loop.
8872 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
8873 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
8874 (i386_pe_strip_name_encoding): Remove.
8875 (i386_pe_binds_local_p): New.
8876 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
8877 (i386_pe_output_labelref): Remove.
8878 (i386_pe_asm_output_aligned_decl_common): New.
8879 (i386_pe_maybe_record_exported_symbol): Rename from
8880 i386_pe_record_exported_symbol; check for dllexported symbols.
8882 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
8884 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
8885 add comment explaining why vsnprintf cannot be used.
8887 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
8889 PR tree-optimization/30666
8890 * tree.c (build_complex_type): When creating type names for DWARF2
8891 debug info, create TYPE_DECLs for TYPE_NAME instead of
8893 (build_common_tree_nodes_2): Use build_complex_type when building
8894 predefined complex types, to preserve canonical types.
8896 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
8898 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
8899 (noce_get_alt_condition): Look at it to determine whether to
8900 reverse the condition or not.
8901 (noce_get_condition): Substitute the truth for lies.
8902 (noce_find_if_block): Set the then_else_reversed field.
8904 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
8906 * config/fr30/fr30.md (movdi): Do not accept immediates as the
8907 destination of this insn.
8908 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
8909 than calling gen_rtx_SET directly. Use r0 to hold the value of
8910 'address + 4' rather than a stack based temporary which can be
8913 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8915 * config/s390/s390.c (s390_secondary_input_reload_class,
8916 s390_secondary_output_reload_class): Functions removed.
8917 (s390_secondary_reload): New function.
8918 (TARGET_SECONDARY_RELOAD): Target macro defined.
8919 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
8920 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
8921 * config/s390/s390.md ("reload_outti", "reload_outdi",
8922 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
8923 "reload_out<mode>"): Expanders removed.
8924 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
8925 "reload<mode>_nonoffmem_out"): Expanders added.
8927 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
8929 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
8930 action if SRC->DEST replacement failed anyway.
8932 2007-03-28 Mike Stump <mrs@apple.com>
8934 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
8935 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
8936 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
8938 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
8940 * config.gcc: Accept barcelona as a variant of amdfam10.
8941 * config/i386/i386.c (override_options): Likewise.
8942 * doc/invoke.texi: Likewise.
8944 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
8946 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
8947 offsets for BIT_FIELD_REF and COMPONENT_REF.
8949 2007-03-28 Richard Guenther <rguenther@suse.de>
8951 * tree.c (is_global_var): Move ...
8952 * tree-flow-inline.h (is_global_var): ... here.
8953 * tree.h (is_global_var): Remove declaration.
8955 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
8957 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
8959 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
8960 * config/i386/i386.c (ix86_tune_features): Initialize new
8962 * config/i386/predicates.md (promotable_binary_operator): Use
8963 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
8965 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
8968 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
8970 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
8972 * config/fr30/fr30.md (movsi_internal): Change destination
8973 constraint from m to V and add m to the end.
8975 2007-03-28 Christian Bruel <christian.bruel@st.com>
8977 * config/sh/sh.md (movsi_i): Fix type attribute.
8979 2007-03-28 Christian Bruel <christian.bruel@st.com>
8981 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
8982 (movsf_ie): Likewise.
8984 2007-03-28 Christian Bruel <christian.bruel@st.com>
8986 * config.gcc: Add sh4-300 to multilib.
8987 * config/sh/t-mlib-sh4-300: New file.
8989 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
8991 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
8992 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
8994 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
8995 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
8996 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
8997 "fixuns_trunctddi2"): Whitespace fix.
8999 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9001 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9002 the definition of struct sh_args.
9003 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9004 CALL_COOKIE_INT_REG_GET): Likewise.
9006 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9008 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9009 transformations are applied successfully.
9011 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9013 * tree.c (tree_contains_struct): Permit 512 tree codes.
9014 * tree.h (tree_contains_struct): Ditto.
9015 (MAX_TREE_CODES): Ditto.
9016 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9017 SPARE member to store remaining padding bits.
9019 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9021 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9024 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9026 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9027 * configure: Regenerate.
9029 * configure: Regenerate using the correct version of autoconf.
9031 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9033 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9035 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9036 regs to "__SP_L__" and "__SP_H__".
9038 2007-03-27 Richard Guenther <rguenther@suse.de>
9040 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9041 computations with it with a HOST_WIDE_INT variable.
9043 2007-03-26 Mike Stump <mrs@apple.com>
9045 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9046 objective-c-header, objective-c++-header and objc++-cpp-output
9048 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9050 2007-03-26 Richard Henderson <rth@redhat.com>
9053 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9054 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9055 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9056 IX86_BUILTIN_PSRLQ128): New.
9057 (ix86_init_mmx_sse_builtins): Add them.
9058 (ix86_expand_builtin): Expand them.
9059 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9060 operand 2 be TImode.
9061 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9062 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9063 _mm_srli_epi64): Mark __B const.
9064 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9065 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9066 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9067 new two-vector shift builtins.
9069 2007-03-26 Ian Lance Taylor <iant@google.com>
9071 PR tree-optimization/31345
9072 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9073 [+INF, +INF(OVF)] into VARYING.
9075 2007-03-26 Zack Weinberg <zackw@panix.com>
9077 * gengtype-parse.c: New file.
9078 * gengtype-yacc.y: Delete.
9079 * gengtype-lex.l: Don't include gengtype-yacc.h.
9080 Define YY_DECL and yyterminate appropriately for recursive
9081 descent parser. yylval is now a string out-parameter to yylex.
9082 (HWS, EOID): New shorthand.
9083 (IWORD): Add a couple more types.
9084 (yylex): Add a setup stanza. Remove the complex rules for
9085 detecting GTY'ed types and typedefs; replace with simple
9086 keyword detectors. Adjust everything for the changed
9087 definition of yylval. Ignore all pp-directives, not just #define.
9089 (parse_file): Rename yybegin; do not call yyparse.
9091 * gengtype.c (xasprintf): Export again.
9092 (this_file): New. Use everywhere __FILE__ was being used.
9093 (get_lang_bitmap): Special case types defined in gengtype.c.
9094 (do_typedef, new_structure): Suppress definition of certain types.
9095 (new_structure): Improve diagnostics of duplicate definitions.
9096 Make sure location_s is associated with input.h.
9097 (nreverse_pairs, define_location_structures): New functions.
9098 (main): Improve tagging of kludge types. Remove old kludges
9099 for input.h types; use define_location_structures.
9100 * gengtype.h: Update prototypes. Define token codes here.
9101 * Makefile.in: Remove all references to gengtype-yacc.
9102 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
9104 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
9105 add GTY((skip)) to the field that's only conditionally there.
9106 * doc/install.texi: Document that Bison is no longer required
9107 unless building treelang.
9109 * gengtype.c: Don't include gtyp-gen.h.
9110 (srcdir): Declare here.
9111 (base_files, lang_dir_names): Allocate dynamically.
9112 (gt_files, num_gt_files, num_lang_dirs): New globals.
9113 (measure_input_list, read_input_line, read_input_list)
9114 (set_lang_bitmap): New functions.
9115 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
9116 simplify, relying on read_input_list to set up the bitmaps.
9117 (main): Arguments are no longer unused. Check for correct number
9118 of command line arguments, set srcdir and srcdir_len, then call
9119 read_input_list, before doing anything else. No need to worry
9120 about duplicates in main loop.
9121 * configure.ac: Simplify the calculation of all_gtfiles.
9122 Put language tags in there. Don't set or substitute
9123 all_gtfiles_files_langs or all_gtfiles_files_frags.
9124 * Makefile.in: Revamp the way gengtype is invoked, now that it
9125 takes a file on its command line with a much simpler format.
9126 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
9127 (GTFILES): Remove duplicates and C source files.
9128 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
9129 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
9130 * configure: Regenerate.
9132 * gengtype.h: Remove all type definitions to gengtype.c; leave
9133 only definitions of options_p, type_p, and pair_p as opaque
9134 pointers. Update prototypes.
9135 * gengtype.c: Many type definitions moved here from gengtype.h.
9136 Consolidate type definitions at the top of the file.
9137 (xvasprintf): Delete.
9138 (xasprintf): Make static.
9139 (create_nested_pointer_option): Add 'next' parameter.
9140 (create_field_all, create_field_at): New functions.
9141 (create_field): Now a thin wrapper around create_field_all.
9142 (create_optional_field): Rename create_optional_field_ and add
9143 line argument. Original name is now a macro which supplies
9145 (oprintf): Use vsnprintf directly.
9146 (close_output_files): Use fatal rather than perror/exit.
9147 (note_def_vec, note_def_vec_alloc): Use create_field_at.
9148 (main): Set progname. Don't use exit.
9149 * gengtype-yacc.y (struct_fields): Use create_field_at.
9150 (option, optionseqopt): Delete.
9151 (optionseq): Consolidate productions from option here so we
9152 can use the first argument to create_option.
9154 * gengtype-lex.l: Distinguish unions from structures in the
9155 token type. Don't call find_structure; return the tag as a string.
9156 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
9157 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
9158 string. Reorganize typedef_struct production accordingly.
9159 Use create_nested_ptr_option.
9160 * gengtype.c (create_nested_ptr_option): New function.
9161 * gengtype.h: Declare it.
9163 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
9164 (string_type): Don't declare.
9165 (do_scalar_typedef): Declare.
9166 (create_scalar_type): Update prototype.
9167 * gengtype.c (string_type): Make static.
9168 (scalar_nonchar, scalar_char): New.
9169 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
9170 (resolve_typedef): Use scalar_nonchar for error recovery.
9171 (create_scalar_type): Remove name_len field. Return scalar_char
9172 or scalar_nonchar as appropriate.
9173 (adjust_field_type): Look at scalar_is_char boolean to decide whether
9175 (throughout): Use scalar_nonchar instead of calling
9176 create_scalar_type, whenever possible.
9177 (main): Initialize scalar_char and scalar_nonchar before calling
9179 * gengtype-lex.l: Adjust for removal of second argument to
9180 create_scalar_type. Use yylval.s instead of yylval.t when
9182 * gengtype-yacc.y: Type of SCALAR is string. Call
9183 create_scalar_type from type:SCALAR rule. Adjust for removal of
9184 second argument to create_scalar_type.
9186 * vec.h: Remove all #if IN_GENGTYPE blocks.
9187 Add comment saying that changes may require adjustments to gengtype.
9188 * gengtype.c: Don't include coretypes.h or tm.h.
9189 Add comment to inclusion of errors.h.
9190 (note_def_vec, note_def_vec_alloc): New functions.
9191 * gengtype.h: Declare new functions.
9192 * gengtype-lex.l: Don't include coretypes.h.
9193 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
9195 (update_lineno): Remove unnecessary prototype.
9196 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
9197 (VEC rule): Just return VEC_TOKEN.
9198 * gengtype-yacc.y (VEC_TOKEN): New token type.
9199 (type): Add a production for VEC(a,b).
9200 * Makefile.in: Update dependencies.
9202 * gengtype-lex.l: Remove rules for parsing pointer-to-function
9203 typedefs that use the old PARAMS macro.
9205 * gengtype-lex.l: Remove all rules and states relating to yacc
9207 * gengtype-yacc.y: Similarly.
9208 * gengtype.c (note_yacc_type): Delete function.
9209 * gengtype.h: Update prototypes.
9211 2007-03-26 Joseph Myers <joseph@codesourcery.com>
9213 * tree-pretty-print.c (dump_generic_node): Report precision of
9214 unnamed integer types.
9216 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
9218 * ifcvt.c (noce_try_store_flag_constants): Don't check
9219 no_new_pseudos here.
9220 (noce_try_store_flag_constants): Don't check no_new_pseudos.
9221 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
9222 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
9223 noce_try_sign_mask): Likewise.
9224 (if_convert): Check no_new_pseudos here.
9226 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
9228 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
9229 (noce_get_condition): Handle new then_else_reversed argument.
9230 (noce_init_if_info): Remove, fold into noce_find_if_block.
9231 (noce_process_if_block): Take a struct noce_if_info as the
9232 argument. Don't set up one based on ce_if_info. Update pointer
9233 references accordingly.
9234 (cond_move_process_if_block): Likewise.
9235 (process_if_block): Removed.
9236 (find_if_block): Removed. Move functionality two new functions,
9237 noce_find_if_block and cond_exec_find_if_block.
9238 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
9239 blocks and the symmetric IF-ELSE-JOIN case.
9240 (cond_exec_find_if_block): Also new function mostly based on old
9241 find_if_block and process_if_block.
9242 (find_if_header): Replace find_if_block call with separately
9243 guarded calls to noce_find_if_block and cond_exec_find_if_block.
9244 (find_cond_trap): Update noce_get_condition call.
9245 (dead_or_predicable): Likewise.
9247 2007-03-26 Jakub Jelinek <jakub@redhat.com>
9249 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
9251 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
9252 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
9253 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
9254 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
9255 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
9256 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
9257 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
9258 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
9259 __builtin_ia32_psrad128 builtins.
9261 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
9263 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
9264 * config/i386/constraints.md
9265 (define_constraint "I"): Use IN_RANGE macro.
9266 (define_constraint "J"): Ditto.
9267 (define_constraint "K"): Ditto.
9268 (define_constraint "M"): Ditto.
9269 (define_constraint "N"): Ditto.
9270 (define_constraint "O"): Ditto.
9271 * config/i386/predicates.md
9272 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
9273 (define_predicate "const_0_to_3_operand"): Ditto.
9274 (define_predicate "const_0_to_7_operand"): Ditto.
9275 (define_predicate "const_0_to_15_operand"): Ditto.
9276 (define_predicate "const_0_to_63_operand"): Ditto.
9277 (define_predicate "const_0_to_255_operand"): Ditto.
9278 (define_predicate "const_1_to_31_operand"): Ditto.
9279 (define_predicate "const_2_to_3_operand"): Ditto.
9280 (define_predicate "const_4_to_7_operand"): Ditto.
9282 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9284 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
9285 in SImode for save_world.
9286 * config/rs6000/altivec.md (save_world, restore_world): Convert to
9289 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
9291 PR tree-optimization/30784
9292 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
9295 2007-03-25 Revital Eres <eres@il.ibm.com>
9297 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
9298 Fold movement_possibility function into it.
9300 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9302 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
9303 (load_macho_picbase_{si,di}): Convert to LR hard reg.
9304 (call_indirect_nonlocal_darwin64): Same.
9305 (call_nonlocal_darwin64): Same.
9306 (call_value_indirect_nonlocal_darwin64): Same.
9307 (call_value_nonlocal_darwin64): Same.
9308 (sibcall_nonlocal_darwin64): Same.
9309 (sibcall_value_nonlocal_darwin64): Same.
9310 (sibcall_symbolic_64): Same.
9311 (sibcall_value_symbolic_64): Same.
9312 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
9314 (rs6000_emit_load_toc_table): Same.
9315 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
9316 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
9322 (load_toc_v4_pic_si): Same
9323 (load_toc_v4_PIC_1): Same.
9324 (load_toc_v4_PIC_1b): Same.
9325 (call_indirect_aix{32,64}): Same.
9326 (call_value_indirect_aix{32,64}): Same.
9329 (call_local{32,64}): Same.
9330 (call_value_local{32,64}): Same.
9331 (call_indirect_nonlocal_aix{32,64}): Same.
9332 (call_nonlocal_aix{32,64}): Same.
9333 (call_value_indirect_nonlocal_aix{32,64}): Same.
9334 (call_value_nonlocal_aix{32,64}): Same.
9335 (call_indirect_nonlocal_sysv<mode>): Same.
9336 (call_nonlocal_sysv<mode>): Same.
9337 (call_value_indirect_nonlocal_sysv<mode>): Same.
9338 (call_value_nonlocal_sysv<mode>): Same.
9340 (sibcall_local{32,64}): Same.
9341 (sibcall_value_local{32,64}): Same.
9342 (sibcall_nonlocal_aix{32,64}): Same.
9343 (sibcall_value_nonlocal_aix{32,64}): Same.
9344 (sibcall_nonlocal_sysv<mode>): Same.
9345 (sibcall_value): Same.
9346 (sibcall_value_nonlocal_sysv<mode>): Same.
9348 2007-03-24 Paul Brook <paul@codesourcery.com>
9350 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
9351 * config/arm/linux-eabi.h: Remove legacy syscall hack.
9353 2007-03-24 Richard Henderson <rth@redhat.com>
9355 * config/ia64/constraints.md: New file.
9356 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
9357 satisfies_constraint_?.
9358 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
9359 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
9360 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
9361 ia64_output_mi_thunk): Likewise.
9362 (ia64_const_ok_for_letter_p): Remove.
9363 (ia64_const_double_ok_for_letter_p): Remove.
9364 (ia64_extra_constraint): Remove.
9365 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
9366 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
9367 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
9368 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
9369 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
9370 EXTRA_MEMORY_CONSTRAINT): Remove.
9371 * config/ia64/ia64.md: Include constriants.md. Replace
9372 CONST_OK_FOR_? with satisfies_constraint_?.
9374 2007-03-23 Michael Meissner <michael.meissner@amd.com>
9375 H.J. Lu <hongjiu.lu@intel.com>
9377 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
9379 (name macros): Use DPD_BID_NAME to convert names properly.
9381 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
9382 decimal floating point format.
9383 (init_floating_libfuncs): Change decimal functions so that they
9384 have a "bid_" prefix if the decimal system uses the BID format,
9385 and "dpd_" prefix if the decimal system uses the DPD format.
9386 (init_interclass_conv_libfuncs): Ditto.
9387 (init_intraclass_conv_libfuncs): Ditto.
9389 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9390 using the BID format.
9392 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9393 whether we are using the BID decimal format.
9394 * configure: Regenerate.
9396 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9397 the compiler has decimal floating point enabled. Define
9398 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9401 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9402 using the BID format.
9404 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9405 whether we are using the BID decimal format.
9406 * configure: Regenerate.
9408 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9409 the compiler has decimal floating point enabled. Define
9410 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9413 * doc/install.texi (--enable-decimal-float): Document BID and DPD
9414 options, and that it is enabled for i386/x86_64 systems.
9416 * Makefile.in (enable_decimal_float): New.
9418 (DECNUMINC): Add -I$(DECNUMFMT).
9419 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
9420 to $(DECNUMFMT) from $(DECNUM).
9422 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
9423 Substitute enable_decimal_float.
9424 * configure: Regenerated.
9427 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
9430 * configure.ac: Enable decimal float for x86_64-*-linux*.
9431 * configure: Regenerated.
9434 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
9435 decimal128ClearSign to flip and clear the sign bit in decimal128.
9436 (decimal_real_maxval): Set decimal128SetSign to set the sign
9439 2007-03-23 Ian Lance Taylor <iant@google.com>
9441 * fold-const.c (fold_binary): Correct warning for X - c >= X.
9443 2007-03-23 Ian Lance Taylor <iant@google.com>
9445 * tree-dump.c (dump_files): Correct comment.
9447 2007-03-23 Ian Lance Taylor <iant@google.com>
9449 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
9451 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
9453 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
9454 in cfglayout mode. Don't go into and out of cfglayout mode.
9455 Link the blocks in the order of the constructed traces.
9456 (rest_of_handle_tracer): Adjust call to tracer.
9457 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
9458 Don't go into cfglayout mode.
9459 (rtl_loop_done): Don't go out of cfglayout mode.
9460 * cfglayout.c (relink_block_chain): New function, split out from...
9461 (fixup_reorder_chain): ...here. Remove redundant checking.
9462 (cfg_layout_finalize): Don't clear the header, footer, and aux
9463 fields here, move the code to do so to relink_block_chain. Likewise
9464 for free_original_copy_tables.
9465 * rtl.h (tracer): Update prototype.
9466 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
9467 Assert we are in cfglayout mode. Don't go into and out of cfglayout
9468 mode. Use relink_block_chain to serialize the CFG according to the
9469 new basic block order. Move targetm.cannot_modify_jumps_p check from
9471 (gate_handle_reorder_blocks): ...to here.
9472 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
9474 (gate_duplicate_computed_gotos): ...to here.
9475 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
9476 something always changes when going into and out of cfglayout mode.
9477 Perform an expensive cfg cleanup while going into cfglayout mode.
9478 Always update liveness information on HAVE_conditional_execution
9479 targets. Reserialize the basic blocks and go out of cfglayout mode.
9480 * reg-stack.c: Include cfglayout.h.
9481 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
9482 the call to reorder_basic_blocks.
9483 * basic-block.h (reorder_basic_blocks): Update prototype.
9484 (relink_block_chain): New prototype.
9485 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
9487 2007-03-23 Joseph Myers <joseph@codesourcery.com>
9489 * config/mips/mips.md (type, hazard, *movdi_32bit,
9490 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
9491 *movhi_internal, *movqi_internal, *movsf_hardfloat,
9492 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
9493 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
9494 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
9496 (movcc): Change first xfer to multi.
9497 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
9498 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
9499 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
9500 config/mips/generic.md: Change reservations using "xfer" to use
9502 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
9503 using match_operand.
9504 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
9505 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
9507 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
9509 2007-03-22 Richard Henderson <rth@redhat.com>
9511 * config/i386/i386.c: Remove unnecessary function declarations.
9512 Move targetm definition, and all related macros, to the end of
9513 the file. Resort some functions to put definitions before uses.
9514 (ix86_attribute_table): Make static. Move to end of file.
9515 (ix86_gimplify_va_arg): Make static.
9517 2007-03-22 Richard Henderson <rth@redhat.com>
9519 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
9520 don't increase local_regparm with force_align_arg_pointer check.
9521 (ix86_function_sseregparm): Assert 32-bit.
9522 (type_has_variadic_args_p): New.
9523 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
9524 type_has_variadic_args_p.
9525 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
9526 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
9527 use memset instead. Do maybe_vaarg check first; skip attribute
9528 tests if true; skip attribute tests for 64-bit.
9529 (construct_container): Remove TARGET_DEBUG_ARG.
9530 (function_arg_advance_32, function_arg_advance_64): Split out ...
9531 (function_arg_advance): ... from here.
9532 (function_arg_32, function_arg_64): Split out ...
9533 (function_arg): ... from here.
9534 (ix86_pass_by_reference): Tidy.
9535 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
9536 (function_value_32): New, from parts of ix86_function_value
9537 and ix86_value_regno.
9538 (function_value_64): New, from parts of ix86_function_value
9539 and ix86_libcall_value.
9540 (ix86_function_value_1): New.
9541 (ix86_function_value, ix86_libcall_value): Use it.
9542 (return_in_memory_32, return_in_memory_64): Split out ...
9543 (ix86_return_in_memory): ... from here.
9544 (ix86_struct_value_rtx): Skip for 64-bit.
9545 (ix86_libcall_value, ix86_value_regno): Remove.
9546 (setup_incoming_varargs_64): Split out ...
9547 (ix86_setup_incoming_varargs): ... from here.
9548 (ix86_va_start): Remove TARGET_DEBUG_ARG.
9549 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
9550 * config/i386/i386-protos.h (ix86_function_value): Remove.
9551 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
9553 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9556 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
9557 infinities not supported, otherwise emit warning if -Woverflow. On
9558 underflow, emit warning if -Woverflow.
9559 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
9561 * real.h (real_from_string): Update declaration
9563 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
9564 Richard Henderson <rth@redhat.com>
9566 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
9567 * calls.c (compute_argument_block_size, expand_call,
9568 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
9569 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
9570 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
9571 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
9572 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
9573 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
9574 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
9575 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
9578 2007-03-22 Joseph Myers <joseph@codesourcery.com>
9580 * c-incpath.c (add_sysroot_to_chain): New.
9581 (merge_include_chains): Add sysroot argument. Call
9582 add_sysroot_to_chain if sysrooted.
9583 (register_include_chains): Update call to merge_include_chains.
9584 * doc/cppopts.texi: Document use of '=' in include directory
9587 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
9589 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
9590 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
9591 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
9592 insn pattern using X87MODEF12 mode macro.
9594 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
9596 * regmove.c (regmove_optimize): Use reg_mentioned_p
9597 instead of reg_overlap_mentioned_p for DST.
9599 2007-03-21 Mike Stump <mrs@apple.com>
9601 * c.opt: Fixup for Objective-C/C++.
9603 2007-03-21 Steve Ellcey <sje@cup.hp.com>
9605 * explow.c (convert_memory_address): Fold memory reference when
9606 POINTERS_EXTEND_UNSIGNED < 0
9608 2007-03-21 Richard Henderson <rth@redhat.com>
9611 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
9612 * config/i386/mmintrin.h (__m64): Likewise.
9613 * config/i386/xmmintrin.h (__m128): Likewise.
9615 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9617 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
9618 (VXWORKS_OS_CPP_BUILTINS): Define.
9619 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
9620 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
9622 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9624 * rtl.h (constant_pool_reference_p): Delete.
9625 (find_constant_src): Declare.
9626 * rtlanal.c (find_constant_src): New function.
9627 * simplify-rtx.c (constant_pool_reference_p): Delete.
9628 * config/i386/i386.md: Use find_constant_src instead of
9629 constant_pool_reference_p/avoid_constant_pool_reference pairs.
9631 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9633 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
9634 * c-cppbuiltin.c (c_cpp_builtins): Define them.
9636 2007-03-20 Mark Mitchell <mark@codesourcery.com>
9638 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
9639 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
9640 (arm_elf_asm_constructor): Use it.
9641 (arm_elf_asm_destructor): New function.
9643 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
9645 * jump.c (mark_jump_label): Treat SEQUENCE specially.
9647 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
9649 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
9651 2007-03-19 Andrew Haley <aph@redhat.com>
9653 PR tree-optimization/31264
9654 * tree-vrp.c (register_edge_assert_for_1): Don't look though
9657 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
9659 PR rtl-optimization/30907
9660 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
9661 (fwprop_init): Always call loop_optimizer_initialize.
9662 (fwprop_done): Always call loop_optimizer_finalize.
9663 (fwprop): We always have loop info now.
9664 (gate_fwprop_addr): Remove.
9665 (pass_fwprop_addr): Use gate_fwprop as gate.
9667 PR rtl-optimization/30841
9668 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
9669 df_chain_alloc): Call df_reorganize_refs unconditionally.
9670 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
9671 refs_organized to refs_organized_size.
9672 (df_ref_create_structure): Use refs_organized_size instead of
9673 bitmap_size if refs had been organized, and keep refs_organized_size
9675 * df.h (struct df_ref_info): Change refs_organized to
9676 refs_organized_size.
9677 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
9680 2007-03-19 Mark Mitchell <mark@codesourcery.com>
9682 * except.c (output_function_exception_table): Do not reference the
9683 EH personality routine for functions that do not require an
9686 2007-03-20 Jakub Jelinek <jakub@redhat.com>
9689 * c-typeck.c (convert_for_assignment): Call comptypes for
9690 RECORD_TYPE or UNION_TYPE.
9693 * reload1.c (reload): Do invalid ASM checking after
9694 cleanup_subreg_operands.
9696 2007-03-19 Jeff Law <law@redhat.com>
9698 * tree-cfg.c (find_taken_edge): Tighten conditions for
9699 optimizing computed gotos.
9701 2007-03-19 Michael Matz <matz@suse.de>
9703 * builtins.c (expand_builtin_sync_operation,
9704 expand_builtin_compare_and_swap,
9705 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
9708 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
9709 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
9712 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9714 * doc/tm.texi: Add brackets around the return type of
9715 TARGET_SECONDARY_RELOAD.
9717 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9718 Richard Guenther <rguenther@suse.de>
9720 PR tree-optimization/31254
9721 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
9722 Use handled_component_p () where appropriate. Continue
9723 propagating into the rhs if we propagated into an INDIRECT_REF
9726 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9728 * config/s390/s390.md (op_type attribute): RRR instruction type added.
9729 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
9730 (xde, xdee): Mode attributes adjusted to support DFP modes.
9731 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
9732 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
9733 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
9734 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
9735 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
9736 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9737 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
9739 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
9740 "movsf"): Insn definitions removed.
9741 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
9742 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
9743 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
9745 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
9746 "reload_in<mode>", "reload_out<mode>"): Expander added.
9747 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
9750 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9752 * config/s390/s390.md: Only non-functional changes. Renamed
9753 FPR mode macro to BFP all over the file.
9755 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9757 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
9758 (op_type attribute): RRF instruction type added.
9759 (fT0): New mode attribute.
9760 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9761 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
9762 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
9763 instruction no secondary memory is needed when moving DFmode values
9764 between GPRs and FPRs.
9766 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9768 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
9769 inverted and documentation adjusted.
9770 ("mhard-dfp", "msoft-dfp"): New options.
9771 * config/s390/s390.c (s390_handle_arch_option): New architecture
9773 (override_options): Sanity checks for the new options added.
9774 * config.gcc: New architecture switch: z9-ec.
9775 * config/s390/s390.h (processor_flags): PF_DFP added.
9776 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
9777 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
9778 when the bit is NOT set so remove it from the defaults.
9780 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9782 * genemit.c (main): Print include statement for dfp.h.
9783 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
9786 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9788 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
9790 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
9793 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
9796 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9798 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
9799 attr_length_call, output_call, output_indirect_call): Cleanup
9800 formatting of targetm calls.
9802 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9804 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
9806 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9808 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
9809 reservation, bypass and anti-bypass descriptions for these
9810 instructions. Update move patterns.
9811 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
9814 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
9816 * tree-vect-transform.c (get_initial_def_for_induction): Replace
9817 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
9818 (get_initial_def_for_reduction): Likewise.
9820 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
9822 Fix PR tree-optimization/29922
9823 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
9824 (get_representative): Removed.
9825 (value_dies_in_block_x): Update for rvuse removal.
9826 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
9827 (compute_antic_aux): Handle when PHI nodes appear in
9828 non-single-successors.
9829 (dump_bitmap_of_names): Removed.
9830 (compute_antic_safe): Renamed and removed rvuse calculation.
9831 Calculate only antic safe.
9832 (insert_into_preds_of_block): Remove assert.
9833 (execute_pre): Update for renamed functions.
9834 (defer_or_phi_translate_block): New function.
9836 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9838 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
9839 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
9841 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
9842 Follow spelling conventions.
9844 * tree-data-ref.h: Remove the prototype for analyze_array.
9846 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
9848 PR tree-optimization/31041
9849 * tree-vect-transform.c (get_initial_def_for_induction): Call
9850 force_gimple_operand.
9852 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
9854 * ipa-type-escape.c (look_for_casts) : Revert code to use
9855 handled_component_p due to ada test a-numaux.adb.
9857 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
9859 * final.c (final_scan_insn): Alter the condition of a
9860 conditional trap if we have nonstandard CC.
9862 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9864 * configure.ac: Remove excess quoting from asm line 0 test.
9865 * configure: Rebuilt.
9867 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9869 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
9870 * c-common.c (convert_and_check): Move warning logic to...
9871 (warnings_for_convert_and_check): ...here. Define.
9872 * c-common.h (warnings_for_convert_and_check): Declare.
9874 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9876 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
9877 (output_call): Likewise.
9879 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9881 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
9883 2007-03-16 Richard Sandiford <richard@codesourcery.com>
9885 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
9887 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
9889 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
9890 opteron, athlon-64 and athlon-fx processor_alias_table entries.
9892 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
9894 PR tree-optimization/31183
9895 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
9896 Use double_int instead of unsigned int for representing access_strides.
9897 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
9899 2007-03-16 Richard Guenther <rguenther@suse.de>
9901 PR tree-optimization/31146
9902 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
9903 to allow recursion of forward_propagate_addr_expr.
9904 (forward_propagate_addr_into_variable_array_index): Likewise.
9905 (forward_propagate_addr_expr): Likewise.
9906 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9907 (forward_propagate_addr_expr_1): Recurse on simple copies
9908 instead of propagating into them. Do so for useless conversions
9910 (forward_propagate_addr_expr): Clean up unused statements after
9913 2007-03-16 Richard Guenther <rguenther@suse.de>
9915 * builtins.c (expand_builtin_cexpi): Use the right argument
9916 for the expansion via cexp.
9918 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9920 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
9921 * configure: Rebuilt.
9923 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
9926 * dwarf2out.c (force_type_die): Adjust comment.
9927 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
9929 2007-03-15 DJ Delorie <dj@redhat.com>
9931 * config/frv/predicates.md (minmax_operator): Don't check operands
9934 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9936 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
9937 Update constant estimates of number of iterations.
9938 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
9939 argument renamed to "realistic".
9940 (compute_estimated_nb_iterations): Removed.
9941 (record_niter_bound): New function.
9942 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
9943 call record_nonwrapping_iv with upper = false.
9944 (infer_loop_bounds_from_signedness): Pass upper argument to
9945 record_nonwrapping_iv.
9946 (estimate_numbers_of_iterations_loop): Do not call
9947 compute_estimated_nb_iterations. Record estimate based on profile
9948 information. Initialize the constant estimates of number of
9950 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
9952 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
9953 number of iterations is too small.
9954 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
9955 (EST_NOT_AVAILABLE): Removed.
9956 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
9957 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
9960 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
9962 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
9963 Handle NE_EXPR guards.
9965 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9968 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
9969 Set also -pedantic-errors by default for the preprocessor unless
9970 -fpermissive is given.
9972 2007-03-15 Richard Guenther <rguenther@suse.de>
9976 * builtins.c (expand_builtin_cexpi): As a fallback if we
9977 don't have builtins for sincos or cexp create a function
9978 declaration for cexp and expand to a call to that.
9979 (expand_builtin_int_roundingfn): Always fall
9980 back to floor/ceil and its variants even if they may be
9983 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
9986 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
9987 jump tables, move the call to delete_dead_jumptables from here...
9988 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
9989 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
9990 don't allow merging of blocks that try_redirect_by_replacing_jump
9991 also does not handle when not optimizing.
9993 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
9994 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9996 * config/i386/i386.md (x86_sahf_1): Correctly handle
9999 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10002 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10003 x86_64_general_operand as operand[2] predicate. Remove "iF"
10004 from operand constraints and use "e" constraint instead.
10005 (*subti3_1, *subti3_1 splitter): Ditto.
10006 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10007 operand[1] predicate.
10009 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10011 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10012 arrays, multiply the access strides by the size of the sub-array.
10013 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10015 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10017 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10018 the configured assembler supports the sahf mnemonic.
10019 * configure: Regenerate.
10020 * config.in: Regenerate.
10022 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10023 emit "sahf" or ".byte\t0x9e" as asm template.
10025 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10028 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10029 option to replace hard coded TARGET_xxx in md file.
10030 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10031 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10032 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10033 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10034 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10035 (X86_TUNE_NOT_VECTORMODE): Ditto.
10036 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10037 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10038 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10039 (TUNE_SLOW_IMUL_IMM8): Ditto.
10040 (TUNE_MOVE_M1_VIA_OR): Ditto.
10041 (TUNE_NOT_UNPAIRABLE): Ditto.
10042 (TUNE_NOT_VECTORMODE): Ditto.
10044 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10047 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10048 tuning options instead of hard coded TARGET_xxx.
10049 (fix ssemode peephole2's): Ditto.
10050 (imul peephole2's): Ditto.
10052 (movdi_or_rex64): Ditto.
10053 (move peephole2): Ditto.
10054 (not peephole2's): Ditto.
10056 2007-03-14 Dirk Mueller <dmueller@suse.de>
10058 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10059 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10060 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10062 * c-parser.c (c_parser_do_statement): Warn about empty body in
10063 do/while statement.
10064 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10065 * doc/invoke.texi (-Wempty-body): Update documentation.
10067 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10070 * c-common.h (warn_for_div_by_zero): Declare.
10071 * c-common.c (warn_for_div_by_zero): Define.
10072 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10075 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10077 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
10078 to PREFIX and STANDARD_PREFIX.
10080 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10081 Phil Edwards <phil@codesourcery.com>
10083 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
10084 (__gthread_once_t): Remove busy field for RTPs.
10085 (__GTHREAD_ONCE_INIT): Update accordingly.
10087 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10089 * doc/invoke.texi: Document VxWorks options.
10091 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10093 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
10095 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
10097 PR tree-optimization/30590
10098 * tree-nrv.c (tree_nrv): Check for the partial update of the
10101 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10103 * flags.h (flag_random_seed): Remove declaration, in favor of...
10104 * toplev.h (get_random_seed, set_random_seed): ... these.
10105 * tree.c (get_file_function_name): Use the former.
10106 * opts.c (common_handle_option): Use the latter.
10109 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
10111 PR middle-end/31127
10112 * cse.c (cse_find_path): Do not bail out if a basic block that
10113 we already visited now becomes part of a path that starts at a
10114 different basic block. Just disallow this, to make sure we
10115 visit each basic block at most once.
10117 2007-03-13 Jan Hubicka <jh@suse.cz>
10119 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
10120 attributes, when profile esitmate is present, calls with very low
10121 frequency are cold.
10123 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
10125 PR tree-optimization/30730
10126 PR tree-optimization/26900
10127 * tree-ssa-loop-niter.c: Include gmp.h.
10128 (bounds): New type.
10129 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
10130 split_to_var_and_offset, determine_value_range,
10131 bound_difference_of_offsetted_base, refine_bounds_using_guard,
10132 bound_difference, bounds_add, bounds_negate,
10133 number_of_iterations_ne_max, dump_affine_iv): New functions.
10134 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
10135 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
10136 difference of initial and final value of control iv to validate
10138 (number_of_iterations_cond): Add loop parameter. Determine bounds
10139 on the difference of the extremes of the control iv. Add dumps.
10140 (expand_simple_operations): Handle phi nodes.
10141 (simplify_using_initial_conditions): Do not record used conditions.
10142 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
10143 Do not set additional_info.
10144 (implies_nonnegative_p, implies_ge_p): Removed.
10145 (derive_constant_upper_bound): Do not use parameter `additional'.
10146 (record_estimate): Parameter `additional' removed. Parameter
10147 `i_bound' added. Do not call derive_constant_upper_bound.
10148 (record_nonwrapping_iv): Use derive_constant_upper_bound to
10149 bound the number of iterations estimate.
10150 (estimate_numbers_of_iterations_loop): Pass the estimate from
10151 the number of iterations analysis to record_estimate.
10152 * tree.h (multiple_of_p): Declare.
10153 * tree-scalar-evolution.c (expression_expensive_p): Removed.
10154 (scev_const_prop): Do not check expression_expensive_p.
10155 * fold-const.c (multiple_of_p): Exported.
10156 * double-int.c (double_int_mask): Exported.
10157 * double-int.h (double_int_mask): Declare.
10158 * tree-flow.h (struct tree_niter_desc): Removed additional_info
10159 field. Added max field.
10161 2007-03-13 David Taylor <taylor@candd.org>
10164 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
10167 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10170 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
10171 two unamed patterns.
10173 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
10175 * config/i386/i386.opt (mcx16, msahf): New options.
10176 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
10177 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
10179 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
10180 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
10181 Output -mcx16 and -msahf options when corresponding bit is set.
10183 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
10184 and -msahf options.
10186 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10188 * configure.ac: Test for assembler tolerance to # 0 "".
10189 * configure, config.in: Rebuilt.
10190 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
10192 2007-03-13 Geoffrey Keating <geoffk@apple.com>
10194 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
10196 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
10197 (handle_syscall): Handle direct system calls.
10198 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
10200 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10202 * doc/invoke.texi: Fix cpp.info cross-reference.
10203 * doc/passes.texi: Fix gcc.info cross-reference.
10205 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
10207 PR tree-optimization/30835
10208 * lambda-code.c (can_convert_to_perfect_nest): Check whether
10209 bb_for_stmt is not NULL before accessing it.
10211 2007-03-12 Joseph Myers <joseph@codesourcery.com>
10213 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
10216 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10219 * doc/install.texi: Document --enable-stage1-languages
10221 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
10223 * tree-pass.h (pass_into_cfg_layout_mode,
10224 pass_outof_cfg_layout_mode): Declare.
10225 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
10226 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
10227 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
10228 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
10230 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
10232 * c-decl.c (warn_variable_length_array): New function.
10233 Refactored from grokdeclarator to handle warn_vla
10234 and handle unnamed array case.
10235 (grokdeclarator): Refactored VLA warning case.
10236 * c.opt (Wvla): New flag.
10237 * doc/invoke.texi (Wvla): New warning.
10239 2007-03-12 Richard Henderson <rth@redhat.com>
10241 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
10242 (TARGET_SECTION_TYPE_FLAGS): New.
10244 2007-03-12 Richard Henderson <rth@redhat.com>
10246 * config/darwin.c (machopic_reloc_rw_mask): New.
10247 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
10248 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
10250 2007-03-12 Mark Mitchell <mark@codesourcery.com>
10252 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
10253 * cppdefault.h (cpp_PREFIX): Document.
10254 (cpp_PREFIX_len): Likewise.
10255 (cpp_EXEC_PREFIX): New variable.
10256 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
10257 * c-incpath.c (add_standard_paths): Correct logic for relocating
10258 paths within prefix.
10260 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
10262 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
10263 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
10265 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
10266 fix_truncdfdi_sse using SSEMODEF mode macro.
10267 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
10268 fix_truncdfsi_sse using SSEMODEF mode macro.
10269 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
10270 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
10272 2007-03-12 Richard Sandiford <richard@codesourcery.com>
10274 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
10275 elfos.h to tm_file.
10277 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
10279 * tree.h : Add multiple_of_p declaration.
10280 * fold-const.c (multiple_of_p): Make multiple_of_p public.
10281 * ipa-type-escape.c (results_of_malloc): Redundant.
10282 (visited_stmts): New. Visited stmt for walk_use_def_chains.
10283 (cast_type): Extended with new members.
10284 (check_cast): Returns cast_type.
10285 (cast): New structure for data of walk_use_def_chains.
10286 (is_malloc_result, is_cast_from_non_pointer_1,
10287 is_cast_from_non_pointer,
10288 is_array_access_through_pointer_and_index): New functions.
10289 (look_for_casts): Returns cast types.
10290 (check_call): Returns void.
10291 (okay_pointer_operation): Use support of pointer plus index,
10292 pointer plus constant and allow all multiplications.
10294 2007-03-11 Richard Guenther <rguenther@suse.de>
10296 PR tree-optimization/31115
10297 * tree-vrp.c (extract_range_from_binary_expr): Make sure
10298 the shift count is positive and non-anti-range for RSHIFT_EXPR.
10299 A shift count of zero is not special as with *_DIV_EXPR.
10300 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
10303 2007-03-11 Ian Lance Taylor <iant@google.com>
10305 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
10306 the *_DIV_EXPR codes correctly with overflow infinities.
10308 2007-03-11 Ira Rosen <irar@il.ibm.com>
10310 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
10311 indicate success/failure of the analysis. Add negation to subtrahend
10312 in case of subtraction. Fail if both operands contain constants.
10313 (create_data_ref): Fail if analyze_offset fails.
10315 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10317 * config/i386/i386.md (frndintxf2): Rename to ...
10318 (rintxf2): ... this. Remove expander having same name.
10319 (rintsf2, rintdf2): Implement using SSEMODEF macro.
10320 (roundsf2, rounddf2): Ditto.
10321 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
10322 (lround<mode>di2, lround<mode>si2): Ditto.
10324 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
10326 * lower-subreg.c: Include except.h.
10327 (decompose_multiword_subregs): Verify that the only control flow
10328 insns we can split are loads to multi-words pseudos.
10329 Handle breaking such blocks after splitting, instead of calling
10330 find_many_sub_basic_blocks.
10332 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
10333 on the new basic block. Add a lengthy comment explaining why we
10334 thought this was necessary.
10335 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
10337 2007-03-10 Mark Mitchell <mark@codesourcery.com>
10340 * tree.c (walk_type_fields): Recurse into the element type of
10341 ARRAY_TYPEs if there is a pointer set.
10343 2007-03-10 Dirk Mueller <dmueller@suse.de>
10345 * c-common.c (warn_logical_operator): Fix condition.
10347 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
10349 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
10351 * config/darwin.c (machopic_select_section): Remove superfluous
10352 argument in call to categorize_decl_for_section. Remove unused
10355 2007-03-10 Joseph Myers <joseph@codesourcery.com>
10357 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
10359 * configure: Regenerate.
10361 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
10364 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
10365 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
10366 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
10367 Add LABEL_NUSES to emitted label.
10368 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
10369 branch probability value to emitted jump insn.
10370 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
10371 Do not check life information and do not re-arrange input operands
10372 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
10374 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10376 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
10377 the change of decode_asm_operands.
10379 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10381 * mode-switching.c (create_pre_exit): Skip blockage insn.
10383 2007-03-09 Diego Novillo <dnovillo@redhat.com>
10385 * tree-pass.h (TODO_update_smt_usage): Remove.
10387 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10391 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10393 * pa.c (attr_length_call): Revise condition for long
10394 pc-relative branch.
10395 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
10396 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
10397 sequence on SOM target.
10399 2007-03-09 Geoffrey Keating <geoffk@apple.com>
10401 * gcc.c: Document %{, in big comment at top.
10402 (input_suffix_matches): Remove special handling for .s and
10404 (input_spec_matches): New.
10405 (handle_braces): Handle %{,.
10406 (validate_switches): ',' indicates a value which is not a switch.
10407 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
10408 to detect assembler input.
10409 * config/i386/sol2.h (CPP_SPEC): Likewise.
10410 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
10411 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
10412 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
10413 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
10414 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
10415 -m64 causes deployment target to default to 10.5.
10416 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10418 2007-03-09 Richard Henderson <rth@redhat.com>
10421 * target.h (targetm.asm.out.reloc_rw_mask): New.
10422 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
10423 (TARGET_ASM_OUT): Use it.
10424 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
10425 * varasm.c (categorize_decl_for_section): Remove shlib argument;
10426 use the new reloc_rw_mask target hook instead.
10427 (default_section_type_flags_1): Merge into...
10428 (default_section_type_flags): ... here.
10429 (decl_readonly_section_1): Merge into...
10430 (decl_readonly_section): ... here.
10431 (default_elf_select_section_1): Merge into...
10432 (default_elf_select_section): ... here.
10433 (default_unique_section_1): Merge into...
10434 (default_unique_section): ... here.
10435 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
10436 (default_select_rtx_section): Use it.
10437 (default_elf_select_rtx_section): Likewise.
10438 * output.h: Update to match.
10439 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
10440 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
10441 (TARGET_ASM_RELOC_RW_MASK): New.
10442 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
10443 to categorize_decl_for_section.
10444 (x86_64_elf_unique_section): Likewise.
10445 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
10446 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
10447 (TARGET_ASM_RELOC_RW_MASK): New.
10448 * config/ia64/ia64.c (ia64_rwreloc_select_section,
10449 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
10450 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
10451 (TARGET_RWRELOC): Remove.
10452 (ia64_section_type_flags): Adjust call to default_section_type_flags.
10453 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10454 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
10455 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
10456 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
10457 (rs6000_xcoff_select_section): Use decl_readonly_section.
10458 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
10459 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10460 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
10461 (TARGET_SECTION_TYPE_FLAGS): Remove.
10462 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
10464 2007-03-09 Roger Sayle <roger@eyesopen.com>
10466 * fold-const.c (fold_comparison): Remove compile-time evaluation of
10467 complex constant equality/inequality comparisons for here.
10468 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
10469 known at compile-time or can be simplified to a scalar comparison.
10470 (fold_relational_const): Move compile-time evaluation of complex
10471 constant equality/inequality comparisons to here.
10473 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10475 PR rtl-optimization/30643
10476 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
10478 (fold_rtx): Recurse, like before 2006-11-03.
10480 2007-03-09 DJ Delorie <dj@redhat.com>
10482 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
10485 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
10487 PR tree-optimization/30375
10488 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
10489 LHS of statements is not the same.
10490 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
10492 2007-03-09 Chao-ying Fu <fu@mips.com>
10494 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
10496 * doc/invoke.texi (-mdspr2): Document new option.
10497 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
10498 New unspec for DSP REV 2.
10499 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
10500 these instructions are extended in DSP REV 2.
10501 (mips-dspr2.md): Include.
10502 * config/mips/mips.opt (mdspr2): New option.
10503 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
10504 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
10505 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
10506 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
10507 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
10508 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
10509 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
10511 (bdesc_map): Add one field of unsupported_target_flags.
10512 (bdesc_arrays): Update entries to have extra fields. Add
10514 (mips_init_builtins): Initialize new function types.
10515 Check unsupported_target_fileds to filter out builtins.
10516 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
10518 (ASM_SPEC): Pass mdspr2 to the assembler.
10519 * config/mips/mips-dspr2.md: New file.
10521 2007-03-09 Sa Liu <saliu@de.ibm.com>
10523 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
10525 2007-03-09 Ian Lance Taylor <iant@google.com>
10527 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
10528 argument) like -Wstrict-overflow=2.
10529 * doc/invoke.texi (Warning Options): Update documentation.
10531 2007-03-09 Dirk Mueller <dmueller@suse.de>
10534 * doc/invoke.texi (-Wlogical-op): Document.
10535 * common.opt (-Wlogical-op): New.
10536 * c-common.h (warn_logical_operator): Declare.
10537 * c-common.c (warn_logical_operator): Define.
10538 * c-typeck.c (parser_build_binary_op): Call
10539 warn_logical_operator.
10541 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10543 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
10544 * final.c (final_scan_insn): Test for non-"" file name.
10546 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
10548 * doc/loop.texi: Document the Omega linear constraints solver.
10549 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
10550 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
10551 omega-hash-table-size, omega-max-keys, and
10552 omega-eliminate-redundant-constraints.
10553 * tree-pass.h (pass_check_data_deps): Declared.
10556 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
10557 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
10558 pass_check_data_deps): New.
10559 * tree-data-ref.c (init_data_ref): Remove declaration.
10560 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
10561 (analyze_array): Renamed init_array_ref, move up initializations.
10562 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
10563 Removed arguments that are set to NULL.
10564 (analyze_indirect_ref): Correct indentation, correct call to
10566 (object_analysis): Call init_array_ref instead of analyze_array.
10567 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
10568 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
10569 of DR_ACCESS_FNS_ADDR.
10570 (init_omega_eq_with_af, omega_extract_distance_vectors,
10571 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
10572 ddr_consistent_p): New.
10573 (compute_affine_dependence): Check consistency of ddrs when
10574 flag_check_data_deps is passed.
10575 (analyze_all_data_dependences): Uncomment.
10576 (tree_check_data_deps): New.
10577 * tree-data-ref.h: Include omega.h.
10578 (DR_ACCESS_FNS_ADDR): Removed.
10579 (data_dependence_relation): Add inner_loop.
10580 (DDR_INNER_LOOP): New.
10581 * common.opt (fcheck-data-deps): New.
10582 * tree-flow.h (tree_check_data_deps): Declare.
10583 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
10584 (OBJS-common): Depend on omega.o.
10586 * passes.c (pass_check_data_deps): Scheduled.
10587 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
10588 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
10589 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
10590 PARAM_VECT_MAX_VERSION_CHECKS,
10591 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
10593 2007-03-09 Richard Guenther <rguenther@suse.de>
10595 PR tree-optimization/30904
10596 PR middle-end/31058
10597 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
10598 the same way as *_DIV_EXPR.
10600 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10602 * recog.c (decode_asm_operands): No mixed declarations and code.
10604 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10606 * rtl.def (ASM_INPUT): Add location.
10607 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
10608 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
10609 (decode_asm_operands): Add loc operand.
10610 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
10611 * stmt.c (expand_asm): Rename to...
10612 (expand_asm_loc): ... this. Add locus argument. Pass it on to
10613 gen_rtx_ASM_INPUT_loc.
10614 (expand_asm_expr): Adjust.
10615 * recog.c (decode_asm_operands): Add loc operand.
10616 (check_asm_operands, extract_insn): Adjust.
10617 * reload1.c (maybe_fix_stack_asms): Likewise.
10618 * final.c (asm_insn_count): Likewise.
10619 (final_scan_insn): Output # line before and after asm.
10621 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
10623 * tree-ssa-structalias.c (variable_info): Remove
10625 (new_var_info): Ditto.
10626 (shared_bitmap_info_t): New structure.
10627 (shared_bitmap_table): New variable.
10628 (shared_bitmap_hash): New function.
10629 (shared_bitmap_eq): Ditto
10630 (shared_bitmap_lookup): Ditto.
10631 (shared_bitmap_add): Ditto.
10632 (merge_smts_into): Change to take bitmap directly.
10633 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
10634 (init_alias_vars): Init shared bitmap hashtable.
10635 (delete_points_to_sets): Delete shared bitmap hashtable.
10636 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
10637 is_aliased removal as a change that was still necessary was
10640 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
10642 * config/i386/i386.h (override_options): Conditionally disable
10643 x86_sahf for 64bit targets only.
10645 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10648 * c-decl.c (merge_decls): Don't call make_var_volatile.
10649 * varasm.c (make_var_volatile): Remove.
10650 * output.h (make_var_volatile): Remove.
10652 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
10654 PR tree-optimization/31085
10655 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
10657 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10659 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
10660 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
10661 ATTR_CONST_NOTHROW_LIST.
10663 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10666 2007-03-08 Diego Novillo <dnovillo@redhat.com>
10668 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
10670 2007-03-08 Geoffrey Keating <geoffk@apple.com>
10673 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
10675 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
10676 passed, use shared libgcc.
10678 2007-03-08 Roger Sayle <roger@eyesopen.com>
10680 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
10681 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10682 (honor_protect_cleanup_actions, lower_try_finally_switch):
10684 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
10685 ifc_temp_var): Likewise.
10686 * tree-inline.c (setup_one_parameter): Likewise.
10687 * tree-mudflap.c (mf_decl_cache_locals,
10688 mf_build_check_statement_for): Likewise.
10689 * tree-nested.c (init_tmp_var, save_tmp_var,
10690 finalize_nesting_tree_1): Likewise.
10691 * tree-outof-ssa.c (insert_copy_on_edge,
10692 insert_backedge_copies): Likewise.
10693 * tree-profile.c (tree_gen_edge_profiler,
10694 tree_gen_ic_profiler): Likewise.
10695 * tree-scalar-evolution.c (scev_const_prop): Likewise.
10696 * tree-sra.c (sra_build_assignment): Likewise.
10697 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
10698 * tree-ssa-math-opts.c (insert_reciprocals,
10699 execute_cse_sincos_1): Likewise.
10700 * tree-tailcall.c (adjust_accumulator_values,
10701 adjust_return_value): Likewise.
10702 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
10703 * tree-vect-transform.c (vect_create_data_ref_ptr,
10704 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
10705 vect_create_epilog_for_reduction, vectorizable_reduction,
10706 vectorizable_call, vectorizable_conversion,
10707 vectorizable_assignment, vectorizable_operation,
10708 vectorizable_type_demotion, vect_gen_widened_results_half,
10709 vect_permute_store_chain, vectorizable_store,
10710 vect_setup_realignment, vect_permute_load_chain,
10711 vectorizable_load, vectorizable_condition,
10712 vect_create_cond_for_align_checks): Likewise.
10713 * tree-vrp.c (build_assert_expr_for): Likewise.
10715 2007-03-08 Ian Lance Taylor <iant@google.com>
10717 * tree-vrp.c: Include "intl.h".
10718 (usable_range_p): New static function.
10719 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
10720 overflowed values, juts set *strict_overflow_p.
10721 (compare_values): Only return -2 if one of the operands is not a
10723 (compare_ranges): Call usable_range_p.
10724 (compare_range_with_value): Likewise.
10725 (vrp_evaluate_conditional_warnv): Rename from
10726 vrp_evaluate_conditional. Make static. Change all callers.
10727 (vrp_evaluate_conditional): New function.
10728 (simplify_div_or_mod_using_ranges): Issue warning about reliance
10729 on signed overflow.
10730 (simplify_abs_using_ranges): Likewise.
10731 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
10732 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
10733 within_stmt parameter.
10734 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10735 vrp_evaluate_conditional.
10736 * tree-ssa-threadedge.c
10737 (record_temporary_equivalences_from_stmts_at_dest): Change
10738 simplify parameter to take a second tree parameter.
10739 (simplify_control_stmt_condition): Likewise.
10740 (thread_across_edge): Likewise.
10741 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10742 (thread_across_edge): Likewise.
10743 * Makefile.in (tree-vrp.o): Depend upon intl.h.
10745 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
10747 * config/i386/i386.h (TARGET_SAHF): New define.
10748 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
10749 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
10750 (x86_sahf): New global variable.
10751 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
10752 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
10753 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
10754 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
10756 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
10757 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
10758 when expanding fcomi/sahf based tests.
10759 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
10760 expanding sahf based alternative. Emit sahf based sequence when
10761 optimizing for code size.
10762 * config/i386/i386.md (x86_sahf_1): Do not disable for
10763 TARGET_64BIT, enable for TARGET_SAHF.
10765 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
10767 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
10768 spurious whitespace from error message.
10770 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
10773 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
10775 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
10777 * c-decl.c (grokdeclarator): Disable warnings for anonymous
10779 * tree-sra.c (instantiate_element): Propagate disabled warnings
10780 from the element itself to the created variable.
10782 2007-03-07 Richard Henderson <rth@redhat.com>
10785 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
10786 silently fix up the stack in the case of a missing register.
10788 2007-03-07 Paul Brook <paul@codesourcery.com>
10790 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
10792 2007-03-07 Joseph Myers <joseph@codesourcery.com>
10794 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
10796 (phase1_vrs): Use them.
10797 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
10798 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
10799 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
10800 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
10801 __gnu_Unwind_Restore_WMMXC if required.
10802 (_Unwind_VRS_Pop): Implement iWMMXt support.
10803 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
10804 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
10805 gnu_Unwind_Save_WMMXC): Define.
10807 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10809 * config/vxworks.h (vxworks_override_options): Declare.
10810 (VXWORKS_OVERRIDE_OPTIONS): Use it.
10811 * config/vxworks.c: Include target.h and toplev.h.
10812 (vxworks_override_options): New function.
10813 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
10815 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
10817 * config/s390/s390.c (override_options): Don't emit an error when
10818 -mstack-size is used without providing -mstack-guard.
10819 (s390_emit_prologue): Choose stack_guard value automatically if not
10820 provided via command line.
10821 * doc/invoke.texi: Adjust description of -mstack-guard and
10824 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10826 * config/i386/i386.c (output_set_got): Add a GOT initialization
10827 sequence for VxWorks PIC.
10828 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
10829 around labels as well as symbols. Use gotoff_operand instead
10830 of local_symbolic_operand.
10831 (legitimize_pic_address): Use gotoff_operand instead of
10832 local_symbolic_operand. Use @GOT accesses for labels as
10834 (ix86_output_addr_diff_elt): Use PC-relative rather than
10835 GP-relative offsets for VxWorks PIC.
10836 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
10837 no_new_pseudos. Check whether the returned register is op0.
10838 * config/i386/i386.md (tablejump): Use PC-relative rather than
10839 GP-relative offsets for VxWorks PIC.
10840 * config/i386/predicates.md (gotoff_operand): New predicate.
10842 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10844 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
10846 * config/vxworks-dummy.h: New file.
10847 * config/i386/i386.h: Include it.
10849 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
10851 * dwarf2out.c (is_inlined_entry_point): New
10852 (add_high_low_attributes): Emit DW_AT_entry_pc along with
10853 DW_AT_ranges if the first subblock is the entry point.
10855 2007-03-06 David Daney <ddaney@avtrex.com>
10857 * doc/install.texi (mips-*-*): Change recommended binutils
10860 2007-03-06 Anatoly Sokolov <aesok@post.ru>
10862 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
10863 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
10865 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10866 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10868 2007-03-06 Jan Hubicka <jh@suse.cz>
10870 * errors.h (warning, error, fatal, internal_error): Mark as cold.
10871 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
10873 (probably_cold_bb_p): Cold functions are cold.
10874 (probably_never_executed_bb_p): Cold functions are cold.
10875 (tree_bb_level_predictions): Predict calls to cold functions as not
10877 (compute_function_frequency): Check hot/cold attributes.
10878 * function.h (function_frequency): Update comments.
10879 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
10880 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
10881 (c_common_att): Add cold and hot.
10883 * doc/extend.texi (hot,cold attributes): Document.
10885 2007-03-06 Andrew Haley <aph@redhat.com>
10887 * function.c (expand_function_end): Move blockage to just after we
10888 emit the label for the naked return from the function.
10890 2007-03-06 Richard Sandiford <richard@codesourcery.com>
10892 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
10895 2007-03-06 Jan Hubicka <jh@suse.cz>
10897 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
10898 loaded for constant large models. Non-large 64bit PIC can do.
10899 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
10900 * cmodel.h: Add LARGE PIC.
10901 * i386.md (UNSPEC_PLTOFF): New.
10902 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
10904 (*call_1_rex64): Disable for large models.
10905 (*call_1_rex64_large): New.
10906 (*call_value_1_rex64): Disable for large models.
10907 (*call_value_1_rex64_large): New.
10908 (set_rip_rex4): New.
10909 (set_got_offset_rex64): New.
10910 * predicates.md (constant_call_address_operand): For large model
10911 constant calls are not possible.
10912 * i386-protos.h (construct_plt_address): Declare.
10913 * i386.c (override_options): Accept large models.
10914 (ix86_expand_prologue): Expand large PIC GOT pointer load.
10915 (legitimate_constant_p): Add new UNSPECs.
10916 (legitimate_pic_operand_p): Likewise.
10917 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
10918 (legitimize_pic_address): Do easy RIP relative way for TLS only for
10920 (output_pic_addr_const): Add PLTOFF.
10921 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
10922 (ix86_expand_move): Legitimize pic address when in PIC mode.
10923 (construct_plt_address): New function.
10924 (ix86_expand_call): Offload the address to register and use GOT
10925 pointer for large model.
10926 * invoke.texi (mcmodel=large): Update documentation.
10928 2007-03-06 Richard Henderson <rth@redhat.com>
10930 * config/i386/i386.c (x86_use_leave, x86_push_memory,
10931 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
10932 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
10933 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
10934 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
10935 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
10936 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
10937 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
10938 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
10939 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
10940 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10941 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
10942 x86_sse_partial_reg_dependency, x86_sse_split_regs,
10943 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
10944 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
10945 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
10946 x86_schedule, x86_use_bt, x86_pad_returns,
10947 x86_use_xchgb): Merge into ...
10948 (ix86_tune_features): ... here. New array.
10949 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
10950 x86_bswap): Merge into ...
10951 (ix86_arch_features): ... here. New array.
10952 (x86_3dnow_a): Remove.
10953 (x86_accumulate_outgoing_args): Make static.
10954 (x86_arch_always_fancy_math_387): Make static.
10955 (ix86_tune_mask, ix86_arch_mask): Move ...
10956 (override_options): ... to local variables here. Apply the
10957 appropriate mask to each element of ix86_arch_features and
10958 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
10959 as were done in the old macros.
10960 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
10961 * config/i386/i386.h (x86_use_leave, x86_push_memory,
10962 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
10963 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
10964 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
10965 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
10966 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
10967 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
10968 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
10969 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
10970 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
10971 x86_partial_reg_dependency, x86_memory_mismatch_stall,
10972 x86_accumulate_outgoing_args, x86_prologue_using_move,
10973 x86_epilogue_using_move, x86_decompose_lea,
10974 x86_arch_always_fancy_math_387, x86_shift1,
10975 x86_sse_partial_reg_dependency, x86_sse_split_regs,
10976 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
10977 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
10978 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
10979 x86_use_incdec, x86_pad_returns, x86_bswap,
10980 x86_partial_flag_reg_stall): Remove.
10981 (enum ix86_tune_indices): New.
10982 (ix86_tune_features): New.
10983 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
10984 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
10985 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
10986 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
10987 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
10988 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
10989 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
10990 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
10991 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
10992 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
10993 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
10994 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
10995 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
10996 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
10997 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
10998 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
10999 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11000 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11001 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11002 TARGET_EXT_80387_CONSTANTS): Use it.
11003 (enum ix86_arch_indices): New.
11004 (ix86_arch_features): New.
11005 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11006 TARGET_BSWAP): Use it.
11007 (ix86_tune_mask, ix86_arch_mask): Remove.
11009 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11012 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11013 Define using $${sysroot_headers_suffix}.
11014 * configure: Regenerate.
11015 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11016 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11018 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11019 * gcc.c (print_sysroot_headers_suffix): New.
11020 (option_map): Include --print-sysroot-headers-suffix.
11021 (display_help): Mention -print-sysroot-headers-suffix.
11022 (process_command): Handle -print-sysroot-headers-suffix.
11023 (do_spec_1): Append multilib directory to include-fixed path if
11024 sysroot suffixes in use.
11025 (main): Handle -print-sysroot-headers-suffix.
11026 * Makefile.in (start.encap): Don't depend on xlimits.h
11027 (xlimits.h): Remove.
11028 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11029 limits.h for each multilib in fixinc_list.
11030 (fixinc_list, s-fixinc_list): New.
11031 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11032 generate them for each multilib in fixinc_list.
11033 (stmp-fixproto): Use include-fixed. Run fixproto for each
11034 multilib in fixinc_list.
11035 (mostlyclean): Don't remove xlimits.h.
11036 (clean): Remove include-fixed.
11037 (real-install-headers-tar, real-install-headers-cpio,
11038 real-install-headers-cp): Don't copy include, only include-fixed.
11039 (install-mkheaders): Depend on fixinc_list. Don't depend on
11040 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11041 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11042 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11044 2007-03-06 Jan Hubicka <jh@suse.cz>
11046 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11049 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11051 * configure.ac: Allow tm_file to contain build-directory files.
11052 * configure: Regenerate.
11053 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11054 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11055 * config/m68k/print-sysroot-suffix.sh: New file.
11057 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11059 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11060 of pic_offset_table_rtx if reload_completed.
11061 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11062 PIC_OFFSET_TABLE_REGNUM.
11063 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11065 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11066 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11068 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11070 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11071 functions that call eh_return.
11073 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11075 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11076 functions that need a constant pool.
11078 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11081 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
11082 (m68k_preferred_reload_class): Likewise.
11083 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
11084 (SECONDARY_RELOAD_CLASS): Define.
11085 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
11086 (LIMIT_RELOAD_CLASS): Delete.
11087 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
11088 registers from storing bytes.
11089 (m68k_secondary_reload_class): New function.
11090 (m68k_preferred_reload_class): Likewise.
11092 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11094 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
11096 (m68k_expand_prologue): Likewise.
11098 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11100 * config/m68k/m68k-protos.h (output_sibcall): Declare.
11101 (mips_expand_epilogue): Add a bool parameter.
11102 (m68k_legitimize_sibcall_address): Declare.
11103 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
11104 (m68k_expand_epilogue): Add a parameter to select between sibling
11105 and normal epilogues. Only generate a return for the latter.
11106 (m68k_ok_for_sibcall_p): New function.
11107 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
11108 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
11109 (sibcall_value, *sibcall_value): Likewise.
11110 (*call, *call_value): Require !SIBLING_CALL_P.
11111 (epilogue): Update call to m68k_expand_epilogue.
11112 (sibcall_epilogue): New pattern.
11113 * config/m68k/predicates.md (const_call_operand): Say that this
11114 predicate applies to sibling calls too.
11115 (sibcall_operand): New predicate.
11117 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11119 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
11120 alternatives as movsi_cf.
11121 (movsf_cf_hard): Add commentary.
11123 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
11124 Richard Sandiford <richard@codesourcery.com>
11126 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
11127 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
11128 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
11129 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
11130 as being live on exit from an interrupt function.
11131 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
11132 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
11133 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
11134 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
11135 (m68k_interrupt_function_p): Globalize.
11136 (m68k_compute_frame_layout): Remove reverse mask code.
11137 (m68k_emit_movem, m68k_set_frame_related): New functions.
11138 (m68k_output_function_prologue): Delete in favor of...
11139 (m68k_expand_prologue): ...this new function.
11140 (m68k_output_function_epilogue): Delete in favor of...
11141 (m68k_expand_epilogue): ...this new function.
11142 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
11144 (print_operand): Handle %?.
11145 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
11146 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
11147 (prologue, epilogue): New patterns.
11148 (return): Turn into a define_expand.
11149 (*return): New pattern, derived from old "return" pattern. Use rte
11150 rather than rts for interrupt functions. Only use rtd if the pop
11152 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
11153 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
11154 (link, *link, unlink, *unlink, load_got): Likewise.
11156 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11160 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
11161 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
11162 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
11163 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
11164 and m68k_matches_u_p.
11165 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
11166 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
11167 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
11168 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
11169 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
11170 (REG_STRICT_P): New macro.
11171 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
11172 PCREL_GENERAL_OPERAND_OK.
11173 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
11174 m68k_legitimate_base_reg_p.
11175 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
11176 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
11177 (PIC_CASE_VECTOR_ADDRESS): Update comment.
11178 * config/m68k/m68k.c (m68k_address): New structure.
11179 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
11180 (m68k_decompose_index, m68k_legitimate_constant_address_p)
11181 (m68k_jump_table_ref_p, m68k_decompose_address)
11182 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
11183 (m68k_matches_u_p): New functions.
11184 (print_operand_address): Rewrite to use m68k_decompose_index.
11186 2007-03-05 David Taylor <dtaylor@emc.com>
11188 * gcc.c: Correct copyright date in --version output.
11190 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11192 * pa.md: In unamed move patterns, disparge copies between general
11193 and floating point registers using '?' modifier. Don't include 'f'
11194 constraint for register preferences in DImode, SImode, HImode and
11195 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
11196 Remove constraints for copies between general and floating registers
11197 in soft-float DFmode pattern.
11198 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
11202 2007-03-05 Mike Stump <mrs@apple.com>
11204 * c-common.c (targetcm): Add.
11205 * c-opts.c (c_common_handle_option): Handle language specific
11207 * opts.c (handle_option): Verify language for target options, if
11209 * opth-gen.awk: Add CL_LANG_ALL.
11210 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
11211 (TARGETCM_INITIALIZER): Add.
11212 * target.h (struct gcc_targetcm): Add.
11214 * targhooks.c (default_handle_c_option): Add.
11215 * targhooks.h (default_handle_c_option): Add.
11216 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
11218 * config/darwin.opt (iframework): Add.
11219 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
11220 * config/darwin-c.c (handle_c_option): Add.
11221 (TARGET_HANDLE_C_OPTION): Add.
11223 * doc/invoke.texi (Darwin Options): Add -iframework.
11225 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11227 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
11230 2007-03-05 Ian Lance Taylor <iant@google.com>
11232 * c.opt (fgnu89-inline): New option.
11233 * c-opts.c (c_common_post_options): Set default value for
11235 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
11236 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
11238 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
11239 (grokdeclarator, start_function): Likewise.
11240 * c-cppbuiltin.c (c_cpp_builtins): Define either
11241 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
11242 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
11243 (C Dialect Options): Document -fgnu89-inline.
11244 * doc/extend.texi (Function Attributes): Explain what the
11245 gnu_inline attribute does.
11246 * doc/cpp.texi (Common Predefined Macros): Document
11247 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11249 2007-03-05 Ian Lance Taylor <iant@google.com>
11251 PR tree-optimization/31034
11252 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
11253 half-range if the other side is an overflow infinity.
11255 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11257 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
11258 (bfin*-linux-uclibc*): New configuration.
11259 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
11261 * config/bfin/linux.h: New file.
11262 * config/bfin/libgcc-bfin.ver: New file.
11263 * config/bfin/t-bfin-uclinux: New file.
11264 * config/bfin/t-bfin-linux: New file.
11265 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
11266 (TARGET_OS_CPP_BUILTINS): New macro.
11268 2007-03-05 Richard Guenther <rguenther@suse.de>
11270 * fold-const.c (fold_binary): Remove duplicate folding
11271 of comparison of non-null ADDR_EXPR against null.
11273 2007-03-05 Richard Guenther <rguenther@suse.de>
11274 Dorit Nuzman <dorit@il.ibm.com>
11276 PR tree-optimization/26420
11277 * tree-vectorizer.c (vectorize_loops): Bail out early if there
11278 are no loops in the function. Only print the number of
11279 vectorized loops if it is greater than zero or we are supposed
11280 to print information about unvectorized loops.
11282 2007-03-05 Revital Eres <eres@il.ibm.com>
11284 * gcc.dg/var-expand1.c: New test.
11285 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
11286 when an accumulator is expanded.
11288 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11291 * c-common.c (convert_and_check): Don't give warnings for
11292 conversion if 'expr' already overflowed.
11294 2007-03-04 Roger Sayle <roger@eyesopen.com>
11296 PR middle-end/30744
11297 * fold-const.c (fold_comparison): Enforce type consistency when
11298 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
11300 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
11302 * tree-ssa-address.c (create_mem_ref): Do not put an expression
11303 containing a cast to the base of TARGET_MEM_REF.
11305 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
11307 * tree.c (tree_contains_struct_check_failed): Remove spurious
11308 whitespace from error message.
11310 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11313 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
11314 instead of precision.
11316 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
11317 Nathan Sidwell <nathan@codesourcery.com>
11319 * emit-rtl.c (find_auto_inc): New.
11320 (try_split): recreate REG_INC notes,
11321 Use regular for loops rather than whiles.
11323 2007-03-03 Andreas Schwab <schwab@suse.de>
11325 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
11326 * configure: Regenerate.
11328 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11330 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
11331 flag_rounding_math, not flag_unsafe_math_optimizations.
11333 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
11335 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
11336 alpha_fold_vector_minmax): Likewise.
11337 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11338 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
11340 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11342 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
11343 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
11344 if the lhs has side-effects.
11345 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
11347 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11349 * config/i386/i386.h (TUNEMASK): Remove define.
11350 (ARCHMASK): Remove define.
11351 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
11352 Use ix86_arch_mask variable instead of ARCHMASK.
11353 * config/i386/i386.c (override_options): Ditto.
11354 (standard_80387_constant_p): Ditto.
11356 2007-03-02 Ian Lance Taylor <iant@google.com>
11358 Used signed infinities in VRP.
11359 * tree-vrp.c (uses_overflow_infinity): New static function.
11360 (supports_overflow_infinity): New static function.
11361 (make_overflow_infinity): New static function.
11362 (negative_overflow_infinity): New static function.
11363 (positive_overflow_infinity): New static function.
11364 (is_negative_overflow_infinity): New static function.
11365 (is_positive_overflow_infinity): New static function.
11366 (is_overflow_infinity): New static function.
11367 (overflow_infinity_range_p): New static function.
11368 (compare_values_warnv): New function split out of compare_values.
11369 (compare_value): Call it.
11370 (set_value_range_to_nonnegative): Add overflow_infinity
11371 parameter. Change caller.
11372 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
11374 (vrp_expr_computes_nonzero): Likewise.
11375 (compare_ranges, compare_range_with_value): Likewise.
11376 (compare_name_with_value, compare_names): Likewise.
11377 (vrp_evaluate_conditional): Likewise.
11378 (set_value_range): Handle infinity
11379 (vrp_operand_equal_p, operand_less_p): Likewise.
11380 (extract_range_from_assert): Likewise.
11381 (vrp_int_const_binop): Likewise.
11382 (extract_range_from_binary_expr): Likewise.
11383 (extract_range_from_unary_expr): Likewise.
11384 (extract_range_from_comparison): Likewise.
11385 (extract_range_from_expr): Likewise.
11386 (dump_value_range): Likewise.
11387 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
11388 (test_for_singularity): Likewise.
11389 (vrp_int_const_binop): Remove inline qualifier.
11390 (adjust_range_with_scev): Add comment.
11391 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11393 2007-03-02 Diego Novillo <dnovillo@redhat.com>
11395 * tree-ssa-structalias.c (could_have_pointers): Tidy.
11396 (get_constraint_for): Likewise.
11397 (do_structure_copy): Likewise.
11398 (find_func_aliases): Fix references to MODIFY_EXPR.
11399 (intra_create_variable_infos): Tidy.
11400 * tree-ssa-operands.c (add_virtual_operand): Add argument
11402 When adding members of alias sets, if IS_CALL_SITE is true and
11403 the symbol is not call-clobbered, skip it.
11404 Adjust all callers.
11406 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11408 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
11409 entry by means of emit_insn_at_entry.
11411 2007-03-02 Richard Henderson <rth@redhat.com>
11413 * expr.h (promoted_input_arg): Remove decl.
11414 * function.c (promoted_input_arg): Merge into ...
11415 * combine.c (setup_incoming_promotions): ... only caller.
11416 Rearrange to avoid double loop.
11418 2007-03-02 Ben Elliston <bje@au.ibm.com>
11419 Peter Bergner <bergner@vnet.ibm.com>
11420 Janis Johnson <janis187@us.ibm.com>
11422 * config/rs6000/dfp.md: New file.
11423 * config/rs6000/rs6000.md: Include dfp.md.
11424 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
11425 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
11426 and TDmode decimal float modes in FP registers.
11427 (num_insns_constant): Likewise.
11428 (rs6000_legitimate_offset_address_p): Likewise.
11429 (rs6000_legitimize_address): Likewise.
11430 (rs6000_legitimize_reload_address): Likewise.
11431 (rs6000_legitimate_address): Likewise.
11432 (rs6000_emit_move): Likewise.
11433 (function_arg_boundary): Likewise.
11434 (function_arg_advance): Likewise.
11435 (rs6000_darwin64_record_arg_recurse): Likewise.
11436 (function_arg): Likewise.
11437 (rs6000_gimplify_va_arg): Likewise.
11438 (rs6000_split_multireg_move): Likewise.
11439 (rs6000_output_function_epilogue): Likewise.
11440 (rs6000_output_function_epilogue): Likewise.
11441 (rs6000_register_move_cost): Likewise.
11442 (rs6000_function_value): Likewise.
11443 (rs6000_libcall_value): Likewise.
11445 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11447 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
11449 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11451 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
11452 Use $MULTIDIR to choose between the kernel and RTP headers,
11453 and use $WIND_BASE and $WIND_USR to locate them.
11455 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11457 * config/i386/i386.c (override_options): Put initialization of
11458 ix86_tune_mask and ix86_arch_mask to the correct place.
11460 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11461 Michael Meissner <michael.meissner@amd.com>
11464 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
11465 (ARCHMASK): Define.
11466 (TARGET_CMOVE): Use ARCHMASK.
11467 (TARGET_CMPXCHG): Ditto.
11468 (TARGET_CMPXCHG8B): Ditto.
11469 (TARGET_XADD): Ditto.
11470 (TARGET_BSWAP): Ditto.
11471 * config/i386/i386.c (ix86_tune_mask): New global variable.
11472 (ix86_arch_mask): Ditto.
11473 (override_options): Initialize ix86_tune_mask and
11474 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
11477 2007-03-02 Ben Elliston <bje@au.ibm.com>
11480 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
11482 2007-03-02 Joseph Myers <joseph@codesourcery.com>
11484 * target.h (init_dwarf_reg_sizes_extra): New target hook.
11485 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
11486 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
11487 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
11489 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
11490 rs6000_init_dwarf_reg_sizes_extra): New.
11491 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
11492 SPE register high parts.
11494 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
11496 * Makefile.in: Add install-pdf target as
11497 copied from automake v1.10 rules.
11498 * configure.ac: Add install-pdf to target list.
11499 * configure: Regenerate.
11501 2007-03-01 Paul Brook <paul@codesourcery.com>
11503 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
11504 modes to LDRD for DImode.
11505 (output_move_double): Fixup out of range ldrd/strd.
11506 (vfp_secondary_reload_class): Rename...
11507 (coproc_secondary_reload_class): ... to this. Add wb argument.
11508 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
11509 coproc_secondary_reload_class for CLASS_IWMMXT.
11510 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
11511 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
11513 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11515 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
11516 unroll factor by the estimated number of iterations.
11517 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
11518 than prefetch latency.
11520 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
11521 decode_caches_intel, detect_caches_intel): New functions.
11522 (host_detect_local_cpu): Use detect_caches_amd and
11523 detect_caches_intel.
11525 2007-03-01 Richard Henderson <rth@redhat.com>
11527 * expr.c (emit_move_complex_push): Export.
11528 (emit_move_complex_parts): Split out from ...
11529 (emit_move_complex): ... here.
11530 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
11531 * config/i386/i386.md (movcdi): New.
11533 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
11535 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
11536 size of mode1 to check for tieable modes in MMX case.
11538 2007-03-01 Richard Sandiford <richard@codesourcery.com>
11540 * Makefile.in (rtlanal.o): Depend on tree.h.
11541 * rtl.h (offset_within_section_p, split_const): Declare.
11542 * rtlanal.c: Include tree.h.
11543 (offset_within_block_p): New function, taken from
11544 mips_offset_within_object_p.
11545 (split_const): New function, taken from mips_split_const.
11546 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
11548 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11549 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
11550 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
11551 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11552 (m68k_illegitimate_symbolic_constant_p): New function.
11553 * config/m68k/m68k.md (movsi): Remove misleading predicates.
11554 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
11555 symbolic constant that might be outside the symbol's section,
11556 move the symbol first and then add the offset.
11557 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
11559 * config/mips/mips.c (mips_split_const): Delete.
11560 (mips_offset_within_object_p): Delete.
11561 (mips_symbolic_constant_p): Use offset_within_section_p and
11562 split_const instead of mips_offset_within_object_p and
11564 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
11565 (mips_legitimize_const_move, print_operand_reloc)
11566 (mips_dangerous_for_la25_p): Use split_const instead of
11569 2007-02-28 Eric Christopher <echristo@apple.com>
11571 * Makefile.in (install-include-dir): Don't rm -rf include.
11573 2007-02-28 Richard Guenther <rguenther@suse.de>
11575 PR middle-end/30364
11576 * fold-const.c (fold_binary): Do not associate expressions
11577 with more than one variable for integer types that do not wrap.
11579 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
11581 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
11582 Delete, and replace with...
11583 (fold_builtin_call_array): This. Update callers to use it.
11584 * fold-const.c (fold_build_call_list): Delete, and replace with...
11585 (fold_build_call_array): This.
11586 (fold_build_call_list_initializer): Delete, and replace with...
11587 (fold_build_call_array_initializer): This.
11588 * tree.h: Update declarations to reflect above changes.
11590 * c-typeck.c (build_function_call): Store converted arguments
11591 in a stack-allocated array instead of building a list.
11592 (convert_arguments): Store arguments in the array passed in as an
11593 argument, and return the actual number of arguments.
11594 * c-format.c: (check_function_format): Pass arguments in an
11595 array instead of a list.
11596 * c-common.c (check_function_nonnull): Likewise.
11597 (check_function_sentinel): Likewise.
11598 (check_function_arguments): Likewise.
11599 * c-common.h: Update declarations to reflect above changes.
11601 2007-02-28 Jan Hubicka <jh@suse.cz>
11603 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
11604 PRED_NEGATIVE_RETURN): Update outcomes.
11606 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
11608 * calls.c (emit_library_call_value_1): Handle partial registers
11609 correctly when building up CALL_INSN_FUNCTION_USAGE.
11611 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11613 * pa/predicates.md (move_src_operand): Allow zero for mode.
11614 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
11617 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
11620 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
11621 *movv2df_internal): Enable pattern only for valid operand
11623 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
11624 tie only 128bit modes. For MMX registers, tie only 64bit modes.
11626 2007-02-27 Mike Stump <mrs@apple.com>
11628 * config/darwin-crt3.c: Avoid compilation when compiling for a
11631 2007-02-27 Joseph Myers <joseph@codesourcery.com>
11633 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
11635 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
11636 for fixed headers and limits.h.
11637 (install-include-dir, install-headers-tar, install-headers-cpio,
11638 install-headers-cp, real-install-headers-tar,
11639 real-install-headers-cpio, real-install-headers-cp): Handle
11640 include-fixed as well as include.
11641 (install-mkheaders): Don't install files that go only in include
11643 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
11644 from GCC_INCLUDE_DIR.
11645 * gcc.c (process_command): Remove special -BstageN/ handling.
11646 (do_spec_1): Add include-fixed directories.
11648 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11650 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
11652 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
11654 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
11657 2007-02-27 Mark Mitchell <mark@codesourcery.com>
11659 * c-common.c (get_priority): Add check for
11660 SUPPORTS_INIT_PRIORITY.
11662 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11664 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
11666 * config/bfin/bfin.c: Include "cfglayout.h".
11667 (MAX_LSETUP_DISTANCE): New macro.
11668 (struct loop_info): New members incoming, incoming_src and
11669 incoming_dest. Delete member predecessor.
11670 (length_for_loop): New function.
11671 (bfin_optimize_loop): Handle more different loop structures.
11672 (bfin_discover_loop): Rework detection of predecessor blocks by
11673 examining incoming edges.
11674 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
11676 (bfin_reorder_loops): New function.
11677 (bfin_reorg_loops): Use these three new functions.
11679 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
11680 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
11681 (CONSTRAINT_LEN): Add entry for 'q'.
11682 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
11683 Add 'q' constraints.
11684 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
11685 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
11687 * config/bfin/bfin.md (add_with_carry): New pattern.
11688 (s_or_u, su_optab, su_modifier): New code macros/attrs.
11689 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
11690 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
11691 support unsigned multiplies too. Removed incorrect commutativity from
11692 operand 1 constraint where appropriate.
11693 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
11695 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
11696 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
11698 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
11699 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
11700 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
11701 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
11702 usmulhisi_hh_huh): New patterns.
11704 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
11705 lshifthi3): Fix output template to use half reg for operand 2.
11707 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
11710 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
11712 2007-02-27 Andreas Schwab <schwab@suse.de>
11714 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
11716 2007-02-27 Jan Hubicka <jh@suse.cz>
11718 * predict.c (last_basic_block_p): Remove.
11719 (tree_estimate_probability): Update return heuristic for commonized
11722 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11724 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
11726 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11728 * doc/include/gcc-common.texi (versionsubtitle): New macro.
11729 * doc/cpp.texi: Standardize title page.
11730 * doc/cppinternals.texi: Likewise.
11731 * doc/gcc.texi: Standardize title page, remove version number
11732 from copyright page.
11733 * doc/gccint.texi: Likewise.
11734 * doc/install.texi: Standardize title page, add table of
11737 2007-02-26 Jan Hubicka <jh@suse.cz>
11739 * predict.def: Set outcomes according to more recent results.
11740 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
11741 Remove dead predictors.
11742 * predict.c (return_prediction): Fix pasto.
11744 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11746 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
11747 change; avoid a memory leak when returning early.
11749 2007-02-26 Mark Mitchell <mark@codesourcery.com>
11751 * c-decl.c (static_ctors): Move to c-common.c.
11752 (static_dtors): Likewise.
11753 (finish_function): Use c_record_cdtor_fn.
11754 (build_cdtor): Move to c-common.c.
11755 (c_write_global_declarations): Use c_build_cdtor_fns.
11756 * c-common.h (static_ctors): Declare.
11757 (static_dtors): Likewise.
11758 (c_record_cdtor_fn): Likewise.
11759 (c_build_cdtor_fns): Likewise.
11760 * c-common.c (static_ctors): New variable.
11761 (static_dtors): Likewise.
11762 (c_record_cdtor_fn): New function.
11763 (build_cdtor): Move from c-decl.c
11764 (c_build_cdtor_fns): New function.
11766 * output.h (assemble_addr_to_section): Declare.
11767 (get_cdtor_priority_section): Likewise.
11768 * varasm.c (assemble_addr_to_section): New function.
11769 (get_cdtor_priority_section): Likewise.
11770 (default_named_section_asm_out_destructor): Use them.
11771 (destor_dtor_section_asm_out_destructor): Likewise.
11772 (default_named_section_asm_out_constructor): Likewise.
11773 (default_ctor_section_asm_out_constructor): Likewise.
11774 * config.gcc (*-*-vxworks*): Include vxworks.o.
11775 * config/t-vxworks (vxworks.o): New target.
11776 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
11777 (TARGET_ASM_CONSTRUCTOR): Define.
11778 (TARGET_ASM_DESTRUCTOR): Likewise.
11779 (vxworks_asm_out_constructor): Declare.
11780 (vxworks_asm_out_destructor): Likewise.
11782 * c-common.c (get_priority): Check that we have not just an
11783 INTEGER_CST, but an integer constant with integeral type.
11785 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
11787 PR tree-optimization/30938
11788 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
11789 use &dt[nargs-1] instead of &dt[nargs] in the call to
11790 vect_is_simple_use().
11792 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
11794 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
11795 from register elimination as PRE_MODIFY / POST_MODIFY increments.
11796 Do not attempt to handle MEM inside auto-inc expressions.
11797 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
11798 of a register modified by an auto-inc expression. However, do handle
11799 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
11800 (elimination_effects): Prohibit elimination of a register modified
11801 by an auto-inc expression. Disable register elimination rules whose
11802 target register is modified by an auto-inc expression with variable
11805 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
11807 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
11809 (array_at_struct_end_p): New function.
11810 (idx_infer_loop_bounds): Use it.
11811 (estimate_numbers_of_iterations_loop): Export.
11812 * predict.c (predict_loops): Use estimated_loop_iterations_int.
11813 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
11814 (tree_estimate_probability): Call record_loop_exits.
11815 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
11816 (estimated_loop_iterations, estimated_loop_iterations_int,
11817 estimated_loop_iterations_tree): New functions.
11818 (analyze_siv_subscript_cst_affine,
11819 compute_overlap_steps_for_affine_1_2,
11820 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
11821 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
11822 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
11823 (PRED_LOOP_ITERATIONS_GUESSED): New.
11824 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
11825 * cfgloop.h (estimate_numbers_of_iterations_loop,
11826 estimated_loop_iterations_int): Declare.
11828 2007-02-25 Mark Mitchell <mark@codesourcery.com>
11830 * doc/extend.texi: Document optional priority argument to
11831 constructors and destructors.
11832 * tree.c (init_priority_for_decl): Adjust GTY markers.
11833 (init_ttree): Use priority-info hash functions for
11834 init_priority_for_decl.
11835 (tree_map_eq): Rename to ...
11836 (tree_map_base_eq): ... this.
11837 (tree_map_marked_p): Rename to ...
11838 (tree_map_base_marked_p): ... this.
11839 (tree_map_base_hash): New function.
11840 (decl_init_priority_lookup): Rework.
11841 (decl_fini_priority_lookup): New function.
11842 (decl_priority_info): New function.
11843 (decl_init_priority_insert): Use it.
11844 (decl_fini_priority_insert): Likewise.
11845 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
11847 (decl_restrict_base_insert): Likewise.
11848 (decl_debug_expr_insert): Likewise.
11849 (decl_value_expr_lookup): Likewise.
11850 (decl_value_expr_insert): Likewise.
11851 * tree.h (priority_type): New type.
11852 (decl_init_priority_lookup): Use priority_type.
11853 (decl_fini_priority_lookup): New function.
11854 (decl_init_priority_insert): Use priority_type.
11855 (decl_fini_priority_insert): New function.
11856 (DECL_HAS_INIT_PRIORITY): Tweak comments.
11857 (DECL_INIT_PRIORITY): Likewise.
11858 (SET_DECL_INIT_PRIORITY): Add comment.
11859 (DECL_FINI_PRIORITY): New macro.
11860 (SET_DECL_FINI_PRIORITY): Likewise.
11861 (DEFAULT_INIT_PRIORITY): Document.
11862 (MAX_INIT_PRIORITY): Likewise.
11863 (MAX_RESERVED_INIT_PRIORITY): Likewise.
11864 (tree_map_base): New type.
11865 (tree_map_base_eq): New function.
11866 (tree_map_base_hash): Likewise.
11867 (tree_map_base_marked_p): Likewise.
11868 (tree_map): Inherit from tree_map_base.
11869 (tree_map_eq): Make it a macro.
11870 (tree_map_marked_p): Likewise.
11871 (tree_int_map): Inherit from tree_map_base.
11872 (tree_int_map_eq): Make it a macro.
11873 (tree_int_map_hash): Likewise.
11874 (tree_int_map_marked_p): Likewise.
11875 (tree_priority_map): New type.
11876 (tree_priority_map_eq): New macro.
11877 (tree_priority_map_hash): Likewise.
11878 (tree_priority_map_marked_p): Likewise.
11879 * varasm.c (emults_decl): Adjust for refactoring of tree_map
11881 (emutls_common_1): Likewise.
11882 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
11883 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
11884 of tree_map hierarchy.
11885 * tree-cfg.c (move_stmt_r): Likewise.
11886 (new_label_mapper): Likewise.
11887 * c-tree.h (c_expand_body): Move to ...
11888 * c-common.h (c_expand_body): ... here.
11889 * c-decl.c (c_expand_body): Move to ...
11890 * c-common.c (c_expand_body): ... here.
11891 (c_common_attribute_table): Allow 1 argument for the constructor
11892 and destructor attributes.
11893 (get_priority): New function.
11894 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
11895 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
11897 2007-02-24 Jan Hubicka <jh@suse.cz>
11899 PR middle-end/30509
11900 * tree-inline.c (copy_bb): Produce exact copy of EH info when
11901 copying for inlining.
11903 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11904 Jan Hubicka <jh@suse.cz>
11907 * i386.c (counter_mode): New function.
11908 (expand_set_or_movmem_via_loop): Use it.
11909 (expand_movmem_epilogue): Likewise; fix pasto.
11910 (ix86_expand_movmem): Do emit guard even for constant counts.
11911 (ix86_expand_setmem): Likewise.
11913 2007-02-25 Nick Clifton <nickc@redhat.com>
11915 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
11916 (JUMP_TABLES_IN_TEXT_SECTION): Define.
11918 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
11921 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
11922 count argument with 0x10, not with 0x16.
11923 (expand_setmem_epilogue): Ditto.
11925 2007-02-24 Mike Stump <mrs@apple.com>
11927 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
11930 2007-02-24 Richard Guenther <rguenther@suse.de>
11932 PR middle-end/30951
11933 * fold-const.c (fold_binary): Fold x +- CST op x for
11934 EQ_EXPR and NE_EXPR.
11936 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11938 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
11940 2007-02-24 Jan Hubicka <jh@suse.cz>
11942 * cgraphunit.c (decide_is_function_needed): Honor
11943 -fkeep-inline-functions.
11945 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11947 * builtins.c (fold_builtin_modf): New.
11948 (fold_builtin_2): Use it.
11950 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
11952 * loop-iv.c (implies_p): Detect additional cases where A implies B.
11953 (determine_max_iter): Take additional LOOP arg; all callers changed.
11954 Lose broken logic dealing with PLUS. Try to limit the upper bound by
11955 one using simplifications.
11956 (simplify_using_initial_values): Return if the expression becomes
11957 invalid due to altered regs.
11959 2007-02-23 DJ Delorie <dj@redhat.com>
11961 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
11963 2007-02-23 Mike Stump <mrs@apple.com>
11965 * tlink.c (scan_linker_output): Parse linker messages from
11966 darwin9's linker better.
11968 2007-02-23 Steve Ellcey <sje@cup.hp.com>
11971 * varpool.c (varpool_assemble_pending_decls): Set
11972 varpool_last_needed_node to null.
11974 2007-02-23 DJ Delorie <dj@redhat.com>
11976 * config/i386/i386.c (ix86_data_alignment): Don't specify an
11977 alignment bigger than the object file can handle.
11979 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
11982 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
11983 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
11984 (*movsf_1): Penalize MMX moves.
11986 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
11988 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
11989 2^32-1 or more times unless flag_unsafe_loop_optimizations.
11991 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
11993 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11995 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
11996 (fold_builtin_1): Use them.
11997 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
11998 BUILT_IN_SIGNIFICAND.
12000 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12002 * config/i386/i386.c (bdesc_1arg): Initialize
12003 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12004 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12005 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12006 and IX86_BUILTIN_MOVSLDUP.
12008 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12010 PR rtl-optimization/30841
12011 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12013 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12015 * builtins.c (fold_builtin_frexp): New.
12016 (fold_builtin_2): Use it.
12018 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12020 * doc/invoke.texi (Spec Files): Document getenv spec function.
12022 * gcc.c (getenv_spec_function): New function.
12023 (static_spec_functions): Add it.
12024 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12025 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12028 2007-02-22 Michael Matz <matz@suse.de
12031 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12032 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12034 2007-02-22 Ian Lance Taylor <iant@google.com>
12037 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12038 (mem_loc_descriptor): Call it.
12040 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12041 Ira Rosen <irar@il.ibm.com>
12043 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12045 2007-02-22 Ira Rosen <irar@il.ibm.com>
12047 PR tree-optimization/30843
12048 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12049 stores only after all the group is vectorized.
12051 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12053 PR tree-optimization/30858
12054 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12055 in the reduction cycle have a single use in the loop.
12056 * tree-vectorizer.h (relevant): Add documentation.
12058 2007-02-20 Mike Stump <mrs@apple.com>
12060 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12061 * configure: Regenerate.
12063 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12065 Change the defaults of some parameters and options.
12066 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12067 * config/spu/spu.c (spu_optimization_options): Add.
12068 (spu_override_options): Change params in spu_optimization_options.
12069 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12071 Register 127 is only 16 byte aligned when used as a frame pointer.
12072 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12073 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12074 HARD_FRAME_POINTER_REGNUM.
12075 (spu_legitimate_address): Use regno_aligned_for_reload.
12076 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
12077 aligned when frame_pointer_needed is true.
12078 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
12080 * config/spu/spu.h (INIT_EXPANDERS): Define.
12082 Make sure shift and rotate instructions have valid immediate operands.
12083 * config/spu/predicates.md (spu_shift_operand): Remove.
12084 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
12085 * config/spu/constraints.md (W, O): Extend range.
12086 * config/spu/spu.md (umask, nmask): Define.
12087 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
12088 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
12089 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
12090 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
12091 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
12092 (lshr<mode>3_reg): Fix rtl description.
12094 Make sure mulhisi immediate operands are valid.
12095 * config/spu/predicates.md (imm_K_operand): Add.
12096 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
12098 Generate constants using fsmbi and andi.
12099 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
12100 (print_operand, spu_split_immediate, classify_immediate,
12101 fsmbi_const_p): Handle IC_FSMBI2.
12103 Correctly handle a CONST_VECTOR containing symbols.
12104 * config/spu/spu.c (print_operand): Handle HIGH correctly.
12105 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
12106 (immediate_load_p): Allow symbols that use 2 instructions to create.
12107 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
12108 with symbols when flag_pic is set.
12109 (const_vector_immediate_p): New.
12110 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
12111 accept a CONST_VECTOR with symbols.
12112 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
12113 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
12115 * config/spu/spu.md (high, low): Delete.
12116 (low_<mode>): Define.
12118 Remove INTRmode and INTR_REGNUM, which didn't work.
12119 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
12121 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
12122 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
12123 peephole2 pattern): Don't use INTR or 131.
12124 (movintrcc): Delete.
12125 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
12126 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
12127 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
12128 (UNSPEC_SET_INTR): Add.
12129 * config/spu/spu-modes.def (INTR): Remove.
12131 More accurate warnings about run-time relocations.
12132 * config/spu/spu.c (reloc_diagnostic): Test in_section.
12134 Correctly warn about immediate arguments to specific intrinsics.
12135 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
12136 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
12137 the instruction predicate.
12139 Fix tree check errors with latest update.
12140 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
12142 (spu_expand_builtin): Use CALL_EXPR_FN.
12144 Add missing specific intrinsics.
12145 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
12147 * config/spu/spu_internals.h: Ditto.
12149 Fix incorrect operand modifiers.
12150 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
12151 * config/spu/spu.md (xor<mode>3): Change %S to %J.
12153 Optimize one case of zero_extend of a vec_select.
12154 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
12156 Accept any immediate for hbr.
12157 * config/spu/spu.md (hbr): Change s constraints to i.
12159 2007-02-21 Paul Brook <paul@codesourcery.com>
12161 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
12162 condexec_count when skipping USE and CLOBBER.
12164 2007-02-21 Nick Clifton <nickc@redhat.com>
12166 * common.opt (Warray-bounds): Add Warning attribute.
12167 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
12169 (fsized-zeroes): Add Optimization attribute.
12170 (fsplit-wide-types, ftree-scev-cprop): Likewise.
12171 * c.opt (Wc++0x-compat): Add Warning attribute.
12173 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12175 PR middle-end/30761
12176 * reload1.c (eliminate_regs_in_insn): In the single_set special
12177 case, attempt to re-recognize the insn before falling back to
12178 having reload fix it up.
12180 2007-02-20 Eric Christopher <echristo@gmail.com>
12182 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
12183 Rewrite accordingly.
12184 (frv_read_iacc_argument): Ditto.
12185 (frv_expand_set_builtin): Take a call instead of arglist, update for
12187 (frv_expand_unop_builtin): Ditto.
12188 (frv_expand_binop_builtin): Ditto.
12189 (frv_expand_cut_builtin): Ditto.
12190 (frv_expand_binopimm_builtin): Ditto.
12191 (frv_expand_voidbinop_builtin): Ditto.
12192 (frv_expand_int_void2arg): Ditto.
12193 (frv_expand_prefetches): Ditto.
12194 (frv_expand_voidtriop_builtin): Ditto.
12195 (frv_expand_voidaccop_builtin): Ditto.
12196 (frv_expand_load_builtin): Ditto.
12197 (frv_expand_store_builtin): Ditto.
12198 (frv_expand_mdpackh_builtin): Ditto.
12199 (frv_expand_mclracc_builtin): Ditto.
12200 (frv_expand_mrdacc_builtin): Ditto.
12201 (frv_expand_mwtacc_builtin): Ditto.
12202 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
12205 2007-02-20 Janis Johnson <janis187@us.ibm.com>
12207 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
12208 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
12210 (HAVE_GAS_DFP): Check for assembler support of decimal floating
12211 point instructions.
12212 * configure: Regenerate.
12213 * config.in: Regenerate.
12214 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
12215 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
12216 masks to power6 and power6x and to POWERPC_MASKS.
12217 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12219 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
12220 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
12221 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12222 Access PROTOTYPE as variable, not mask.
12224 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12226 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
12227 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
12228 * combine.c (adjust_for_new_dest): Use it.
12229 * postreload.c (reload_combine): Likewise.
12231 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12233 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
12234 notes on an insn with multiple sets, even if single_set returns
12235 non-NULL for that insn.
12237 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12239 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
12240 scalbn and scalbln.
12242 2007-02-20 Geoffrey Keating <geoffk@apple.com>
12244 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
12245 if user didn't pass it.
12246 * config/i386/darwin.h (CC1_SPEC): Likewise.
12247 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
12248 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
12249 -mmacosx-version-min.
12251 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12252 Uros Bizjak <ubizjak@gmail.com>
12254 * optabs.h (enum optab_index): Add new OTI_scalb.
12255 (scalb_optab): Define corresponding macro.
12256 * optabs.c (init_optabs): Initialize scalb_optab.
12257 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
12259 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
12260 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
12261 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
12262 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
12263 flag_unsafe_math_optimizations is set.
12265 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
12266 to implement scalbf, scalb and scalbl built-ins as inline x87
12269 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12270 DJ Delorie <dj@redhat.com>
12273 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
12274 (diagnostic_report_diagnostic): ... here, and turn them into real
12275 errors. If warnings are inhibited, no need to do anything.
12277 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
12279 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
12280 better code generation.
12282 2007-02-20 Ben Elliston <bje@au.ibm.com>
12284 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
12286 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
12288 * config/alpha/alpha.c, config/alpha/alpha.md,
12289 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
12290 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
12291 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
12292 config/arm/lib1funcs.asm: Follow spelling conventions.
12294 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
12295 config/fr30/fr30.md, config/i386/i386.h,
12296 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12297 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
12298 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
12299 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
12300 config/rs6000/altivec.md, config/rs6000/rs6000.c,
12301 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
12302 config/sparc/sparc.c, config/sparc/sparc.h,
12303 config/sparc/sparc.md, config/spu/constraints.md,
12304 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
12307 2007-02-20 Alan Modra <amodra@bigpond.net.au>
12310 * varasm.c (use_blocks_for_decl_p): Return false for decls with
12313 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12315 * doc/invoke.texi (-ftree-lrs): Remove.
12317 2007-02-19 Diego Novillo <dnovillo@redhat.com>
12319 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
12322 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
12324 * config/ia64/ia64.c (ia64_expand_builtin): Use the
12325 new CALL_EXPR_FN macro for retrieving the function
12326 declaration of the input expression.
12328 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12330 * c.opt (Waddress): New.
12331 * common.opt (Walways-true): Delete.
12332 (Wstring-literal-comparison): Delete.
12333 * doc/invoke.texi (Warning Options): Delete -Walways-true and
12334 -Wstring-literal-comparison. Add -Waddress.
12336 (Walways-true): Delete.
12337 (Wstring-literal-comparison): Delete.
12338 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
12339 consistently instead of -Walways-true in example.
12340 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
12341 * c-typeck.c (parser_build_binary_op): Replace
12342 -Wstring-literal-comparison and -Walways-true with -Waddress.
12343 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
12346 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12348 * tree-cfg.c (dump_function_to_file): Be prepared for functions
12349 without DECL_STRUCT_FUNCTION initialized.
12351 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12353 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
12354 due to calls to functions taking pointers as parameters.
12356 2007-02-19 Richard Henderson <rth@redhat.com>
12359 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
12362 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
12364 * config/s390/s390.c (s390_call_saved_register_used,
12365 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
12366 accessed to the new scheme.
12368 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12370 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
12371 (cris_print_index, cris_print_operand, cris_print_operand_address)
12372 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
12373 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
12374 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
12375 GET_CODE () == xxx.
12376 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
12377 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
12378 GO_IF_LEGITIMATE_ADDRESS): Ditto.
12379 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
12380 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
12381 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
12382 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
12383 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
12384 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
12385 (uminsi3, call, call_value): Ditto.
12386 (define_split: indir_to_reg_split, unnamed): Ditto.
12388 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
12390 PR tree-optimization/30975
12391 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
12394 2007-02-18 Eric Christopher <echristo@gmail.com>
12396 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
12397 Remove use of arglist.
12398 (mips_expand_builtin): Remove use of arglist, pass in expr.
12399 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
12400 (mips_expand_builtin_movtf): Ditto.
12401 (mips_expand_builtin_compare): Ditto.
12403 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12405 * tree-sra.c (sra_build_assignment): Replace assertion
12406 checking with a comment explaining why it can't be done.
12408 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12410 PR middle-end/30833
12411 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
12412 during CALL_EXPR representation conversion.
12413 * tree-ssa-propagate.c (set_rhs): Likewise.
12415 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12417 * tree-sra.c (sra_build_assignment): Disable assertion checking
12420 2007-02-18 Roger Sayle <roger@eyesopen.com>
12422 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
12423 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12424 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
12426 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
12427 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
12428 gimplify_init_ctor_eval_range, gimple_push_cleanup,
12429 gimplify_omp_for, gimplify_omp_atomic_pipeline,
12430 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
12431 force_gimple_operand): Likewise.
12432 * ipa-cp.c (constant_val_insert): Likewise.
12433 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
12434 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
12435 perfect_nestify): Likewise.
12436 * langhooks.c (lhd_omp_assignment): Likewise.
12437 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
12438 lower_copyprivate_clauses, lower_send_clauses,
12439 lower_send_shared_vars, expand_parallel_call,
12440 expand_omp_for_generic, expand_omp_for_static_nochunk,
12441 expand_omp_for_static_chunk, expand_omp_sections,
12442 lower_omp_single_copy, lower_omp_for_lastprivate,
12443 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
12444 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12445 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
12448 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12450 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
12451 config/sh/sh.md: Follow spelling conventions.
12453 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
12454 config/frv/predicates.md: Follow spelling conventions.
12456 * config/m68k/linux-unwind.h: Fix a comment typo.
12457 * target.h: Follow spelling conventions.
12459 2007-02-18 Roger Sayle <roger@eyesopen.com>
12461 PR rtl-optimization/28173
12462 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
12463 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
12464 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
12465 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
12466 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
12468 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12470 * builtins.c (fold_builtin_load_exponent): New.
12471 (fold_builtin_2): Use it.
12473 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
12475 PR rtl-optimization/30773
12476 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
12477 if we fail to attach a REG_EQUIV note.
12479 2007-02-18 David Edelsohn <edelsohn@gnu.org>
12480 Roger Sayle <roger@eyesopen.com>
12482 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
12484 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12486 * calls.c (initialize_argument_information): Pass original EXP
12487 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
12488 code to split complex arguments here, as part of initializing the
12490 (expand_call): Remove code that builds a list of arguments and
12491 inserts implicit arguments into it. Instead, just count how many
12492 implicit arguments there will be so we can determine the size of
12493 the ARGS array, and let initialize_argument_information do the work.
12494 (split_complex_values): Delete unused function.
12496 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12498 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
12500 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12502 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
12503 for arg pointer based indexed addressing.
12505 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12507 * config/ia64/ia64.h, config/ia64/ia64.md,
12508 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
12509 spelling conventions.
12511 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12513 * config/m68k/m68k.c (split_di): New.
12514 * config/m68k/m68k-protos.h: Declare split_di.
12515 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
12516 Improve predicate handling and split constant shifts.
12518 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12520 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
12521 parameter for register bitfield operations, general predicates
12524 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12526 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
12527 * config/m68k/linux-unwind.h: New file.
12529 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12531 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
12532 config/i386/athlon.md, config/ia64/ia64.md,
12533 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
12534 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
12535 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
12536 tree-ssa-loop-niter.c, tree-vect-analyze.c,
12537 tree-vect-transform.c: Fix comment typos.
12539 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
12541 * sched-deps.c (find_insn_list): Remove.
12542 * sched-int.h: Remove the prototype for find_insn_list.
12544 2007-02-16 Geoffrey Keating <geoffk@apple.com>
12546 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
12548 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
12549 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
12550 darwin_rs6000_override_options.
12551 (C_COMMON_OVERRIDE_OPTIONS): Expect
12552 darwin_macosx_version_min to be non-NULL always.
12553 (TARGET_C99_FUNCTIONS): Likewise.
12554 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
12555 (DARWIN_MINVERSION_SPEC): New.
12556 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
12557 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
12559 (DARWIN_MINVERSION_SPEC): New.
12560 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
12562 * config/darwin-c.c (darwin_cpp_builtins): Expect
12563 darwin_macosx_version_min to be non-NULL always.
12565 * config/rs6000/rs6000.c: Clean up trailing whitespace.
12567 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
12569 * config/i386/i386.h (x86_use_xchgb): New.
12570 (TARGET_USE_XCHGB): New macro.
12571 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
12572 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
12573 Split after reload into bswaphi for shifts of 8.
12574 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
12575 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
12576 or when optimizing for size.
12578 2007-02-16 Richard Guenther <rguenther@suse.de>
12579 Christian Bruel <christian.bruel@st.com>
12581 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
12582 DECLs but prefer SSA_NAMEs over DECLs.
12584 2007-02-16 Richard Guenther <rguenther@suse.de>
12586 * tree-flow-inline.h (single_imm_use_p): Remove.
12587 (zero_imm_uses_p): Likewise.
12588 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
12589 instead of single_imm_use_p.
12590 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
12593 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12596 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
12597 nested double- and backquotes.
12599 2007-02-15 Roger Sayle <roger@eyesopen.com>
12601 PR middle-end/30391
12602 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
12603 should be unreachable.
12604 (build2_stat): Allow construction of MODIFY_EXPR at any time.
12605 For the time being redirect GIMPLE_MODIFY_STMT to the new
12606 (renamed) build_gimple_modify_stmt_stat.
12607 (build2_gimple_stat): Rename to...
12608 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
12609 Always build a GIMPLE_MODIFY_STMT node.
12610 * tree.h (build2_gimple, build2_gimple_stat): Delete.
12611 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
12614 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
12615 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
12616 * tree-complex.c (set_component_ssa_name, expand_complex_move,
12617 expand_complex_div_wide): Likewise.
12618 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
12619 * tree-ssa-loop-im.c (schedule_sm): Likewise.
12620 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
12621 * tree-ssa-loop-manip.c (create_iv): Likewise.
12622 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
12623 abs_replacement): Likewise.
12624 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
12625 realify_fake_stores): Likewise.
12627 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
12628 node rather than a GIMPLE_MODIFY_STMT node.
12629 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
12630 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
12632 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
12633 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
12634 GIMPLE_MODIFY_STMT.
12636 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12638 PR middle-end/30433
12639 * fold-const.c (fold_comparison): Add back the
12640 folding of constant complex comparisions.
12642 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12644 PR middle-end/30729
12645 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
12646 effects unknown to this function, return early.
12648 2007-02-15 Ian Lance Taylor <iant@google.com>
12650 * lower-subreg.c (move_eh_region_note): New static function.
12651 (resolve_simple_move): Call it.
12652 (decompose_multiword_subregs): Track blocks for which we resolve a
12653 simple move which is also a control flow insn. Pass them to
12654 find_many_sub_basic_blocks.
12655 (pass_lower_subreg): Add TODO_verify_flow.
12656 (pass_lower_subreg2): Likewise.
12658 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12659 Brooks Moses <brooks.moses@codesourcery.com>
12660 Lee Millward <lee.millward@codesourcery.com>
12662 * tree.h (enum tree_code_class): Add tcc_vl_exp.
12663 (VL_EXP_CLASS_P): New.
12664 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
12666 (TREE_OPERAND_CHECK_CODE): Likewise.
12667 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
12668 (TREE_RTL_OPERAND_CHECK): Likewise.
12669 (tree_operand_check_failed): Make second parameter the whole tree
12670 instead of its code. Fixed callers.
12671 (VL_EXP_CHECK): New.
12672 (TREE_OPERAND_LENGTH): New.
12673 (VL_EXP_OPERAND_LENGTH): New.
12674 (CALL_EXPR_FN): New.
12675 (CALL_EXPR_STATIC_CHAIN): New.
12676 (CALL_EXPR_ARGS): New.
12677 (CALL_EXPR_ARG): New.
12678 (call_expr_nargs): New.
12679 (CALL_EXPR_ARGP): New.
12680 (build_nt_call_list): Declare.
12681 (build_vl_exp_stat): Declare.
12682 (build_vl_exp): New.
12683 (build_call_list): Declare.
12684 (build_call_nary): Declare.
12685 (build_call_valist): Declare.
12686 (build_call_array): Declare.
12687 (call_expr_arg): Declare.
12688 (call_expr_argp): Declare.
12689 (call_expr_arglist): Declare.
12690 (fold_build_call_list): Declare.
12691 (fold_build_call_list_initializer): Declare.
12692 (fold_call_expr): Declare to replace fold_builtin.
12693 (fold_builtin_fputs): Update to agree with modified definition.
12694 (fold_builtin_strcpy): Likewise.
12695 (fold_builtin_strncpy): Likewise.
12696 (fold_builtin_memory_chk): Likewise.
12697 (fold_builtin_stxcpy_chk): Likewise.
12698 (fold_builtin_strncpy_chk): Likewise.
12699 (fold_builtin_next_arg): Likewise.
12700 (fold_build_call_expr): Declare.
12701 (fold_builtin_call_list): Declare.
12702 (fold_builtin_call_valist): Declare.
12703 (build_call_expr): Declare.
12704 (validate_arglist): Update to agree with modified definition.
12705 (tree_operand_length): New.
12706 (call_expr_arg_iterator): New.
12707 (init_call_expr_arg_iterator): New.
12708 (next_call_expr_arg): New.
12709 (first_call_expr_arg): New.
12710 (more_call_expr_args_p): New.
12711 (FOR_EACH_CALL_EXPR_ARG): New.
12713 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
12714 and tcc_gimple_stmt.
12715 (tree_code_size): Update documentation. Use sizeof (tree) rather
12716 than sizeof (char *).
12717 (tree_size): Likewise. Add case for tcc_vl_exp.
12718 (tree_node_structure): Add case for tcc_vl_exp.
12719 (contains_placeholder_p): Likewise.
12720 (substitute_in_expr): Likewise.
12721 (substitute_placeholder_in_expr): Likewise.
12722 (stabilize_reference_1): Likewise.
12723 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
12724 to diagnose breakage of this interface for constructing CALL_EXPRs.
12725 (build_nt): Add similar assertion here.
12726 (build_nt_call_list): New.
12727 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
12728 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
12730 (get_callee_fndecl): Use new CALL_EXPR accessors.
12731 (tree_operand_check_failed): Change parameters to pass entire node
12732 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
12733 (process_call_operands): New.
12734 (build_vl_exp_stat): New.
12735 (build_call_list): New.
12736 (build_call_nary): New.
12737 (build_call_valist): New.
12738 (build_call_array): New.
12739 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12740 (call_expr_arglist): New.
12742 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
12743 tcc_vl_exp instead of a fixed-size tcc_expression.
12745 * doc/c-tree.texi (CALL_EXPR): Document new representation and
12746 accessors for CALL_EXPRs.
12747 (AGGR_INIT_EXPR): Likewise.
12749 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12750 Brooks Moses <brooks.moses@codesourcery.com>
12751 Lee Millward <lee.millward@codesourcery.com>
12753 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
12754 (expand_builtin_nonlocal_goto): Change parameter to be entire
12755 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
12756 (expand_builtin_prefetch): Likewise.
12757 (expand_builtin_classify_type): Likewise.
12758 (mathfn_built_in): Return NULL_TREE instead of 0.
12759 (expand_errno_check): Use new CALL_EXPR accessors.
12760 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
12761 Return NULL_RTX instead of 0.
12762 (expand_builtin_mathfn_2): Likewise.
12763 (expand_builtin_mathfn_3): Likewise.
12764 (expand_builtin_interclass_mathfn): Likewise.
12765 (expand_builtin_sincos): Likewise.
12766 (expand_builtin_cexpi): Likewise.
12767 (expand_builtin_int_roundingfn): Likewise.
12768 (expand_builtin_int_roundingfn_2): Likewise.
12769 (expand_builtin_pow): Likewise.
12770 (expand_builtin_powi): Likewise.
12771 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
12772 of arglist, fixing callers appropriately. Use new CALL_EXPR
12773 accessors and constructors. Return NULL_RTX instead of 0.
12774 (expand_builtin_strstr): Likewise.
12775 (expand_builtin_strchr): Likewise.
12776 (expand_builtin_strrchr): Likewise.
12777 (expand_builtin_strpbrk): Likewise.
12778 (expand_builtin_memcpy): Likewise.
12779 (expand_builtin_mempcpy): Likewise.
12780 (expand_builtin_mempcpy_args): New.
12781 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
12782 (expand_builtin_memmove_args): New.
12783 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
12784 (expand_movstr): Likewise.
12785 (expand_builtin_strcpy): Likewise.
12786 (expand_builtin_strcpy_args): New.
12787 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
12788 (expand_builtin_strncpy): Likewise.
12789 (expand_builtin_memset): Likewise.
12790 (expand_builtin_memset_args): New.
12791 (expand_builtin_bzero): Similarly to expand_builtin_memset.
12792 (expand_builtin_memcmp): Likewise.
12793 (expand_builtin_strcmp): Likewise.
12794 (expand_builtin_strncmp): Likewise.
12795 (expand_builtin_strcat): Likewise.
12796 (expand_builtin_strncat): Likewise.
12797 (expand_builtin_strspn): Likewise.
12798 (expand_builtin_strcspn): Likewise.
12799 (expand_builtin_args_info): Likewise.
12800 (expand_builtin_va_start): Likewise.
12801 (gimplify_va_arg_expr): Likewise.
12802 (expand_builtin_va_end): Likewise.
12803 (expand_builtin_va_copy): Likewise.
12804 (expand_builtin_frame_address): Likewise.
12805 (expand_builtin_alloca): Likewise.
12806 (expand_builtin_bswap): Likewise.
12807 (expand_builtin_unop): Likewise.
12808 (expand_builtin_fputs): Likewise.
12809 (expand_builtin_expect): Likewise.
12810 (expand_builtin_fabs): Likewise.
12811 (expand_builtin_copysign): Likewise.
12812 (expand_builtin_printf): Likewise.
12813 (expand_builtin_fprintf): Likewise.
12814 (expand_builtin_sprintf): Likewise.
12815 (expand_builtin_init_trampoline): Likewise.
12816 (expand_builtin_signbit): Likewise.
12817 (expand_builtin_fork_or_exec): Likewise.
12818 (expand_builtin_sync_operation): Likewise.
12819 (expand_builtin_compare_and_swap): Likewise.
12820 (expand_builtin_lock_test_and_set): Likewise.
12821 (expand_builtin_lock_release): Likewise.
12822 (expand_builtin): Likewise.
12823 (builtin_mathfn_code): Likewise.
12825 (fold_builtin_constant_p): Pass call arguments individually instead
12826 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12827 accessors and constructors. Return NULL_TREE instead of 0.
12828 (fold_builtin_expect): Likewise.
12829 (fold_builtin_classify_type): Likewise.
12830 (fold_builtin_strlen): Likewise.
12831 (fold_builtin_nan): Likewise.
12832 (integer_valued_real_p): Likewise.
12833 (fold_trunc_transparent_mathfn): Likewise.
12834 (fold_fixed_mathfn): Likewise.
12835 (fold_builtin_cabs): Likewise.
12836 (fold_builtin_sqrt): Likewise.
12837 (fold_builtin_cbrt): Likewise.
12838 (fold_builtin_cos): Likewise.
12839 (fold_builtin_cosh): Likewise.
12840 (fold_builtin_tan): Likewise.
12841 (fold_builtin_sincos): Likewise.
12842 (fold_builtin_cexp): Likewise.
12843 (fold_builtin_trunc): Likewise.
12844 (fold_builtin_floor): Likewise.
12845 (fold_builtin_ceil): Likewise.
12846 (fold_builtin_round): Likewise.
12847 (fold_builtin_int_roundingfn): Likewise.
12848 (fold_builtin_bitop): Likewise.
12849 (fold_builtin_bswap): Likewise.
12850 (fold_builtin_logarithm): Likewise.
12851 (fold_builtin_hypot): Likewise.
12852 (fold_builtin_pow): Likewise.
12853 (fold_builtin_powi): Likewise.
12854 (fold_builtin_exponent): Likewise.
12855 (fold_builtin_memset): Likewise.
12856 (fold_builtin_bzero): Likewise.
12857 (fold_builtin_memory_op): Likewise.
12858 (fold_builtin_bcopy): Deleted; call site changed to invoke
12859 fold_builtin_memory_op directly.
12860 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
12861 (fold_builtin_strncpy): Likewise.
12862 (fold_builtin_memcmp): Likewise.
12863 (fold_builtin_strcmp): Likewise.
12864 (fold_builtin_strncmp): Likewise.
12865 (fold_builtin_signbit): Likewise.
12866 (fold_builtin_copysign): Likewise.
12867 (fold_builtin_isascii): Likewise.
12868 (fold_builtin_toascii): Likewise.
12869 (fold_builtin_isdigit): Likewise.
12870 (fold_builtin_fabs): Likewise.
12871 (fold_builtin_abs): Likewise.
12872 (fold_builtin_fmin_fmax): Likewise.
12873 (fold_builtin_carg): Likewise.
12874 (fold_builtin_classify): Likewise.
12875 (fold_builtin_unordered_cmp): Likewise.
12877 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
12878 New functions split out from fold_builtin_1.
12879 (fold_builtin_n): New.
12880 (fold_builtin_varargs): New.
12881 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
12883 (fold_call_expr): New.
12884 (build_function_call_expr): Rewrite to use new helper function.
12885 (fold_builtin_call_list): New.
12886 (build_call_expr): New.
12887 (fold_builtin_call_valist): New.
12888 (rewrite_call_expr): New.
12889 (validate_arg): New.
12890 (validate_arglist): Change parameter to be entire CALL_EXPR instead
12891 of an arglist. Change return type to bool. Use new CALL_EXPR
12894 (fold_builtin_strstr): Pass call arguments individually instead
12895 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12896 accessors and constructors. Return NULL_TREE instead of 0.
12897 (fold_builtin_strchr): Likewise.
12898 (fold_builtin_strrchr): Likewise.
12899 (fold_builtin_strpbrk): Likewise.
12900 (fold_builtin_strcat): Likewise.
12901 (fold_builtin_strncat): Likewise.
12902 (fold_builtin_strspn): Likewise.
12903 (fold_builtin_strcspn): Likewise.
12904 (fold_builtin_fputs): Likewise.
12905 (fold_builtin_next_arg): Likewise.
12906 (fold_builtin_sprintf): Likewise.
12908 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
12909 NULL_RTX instead of 0.
12910 (expand_builtin_memory_chk): Likewise.
12911 (maybe_emit_chk_warning): Likewise.
12912 (maybe_emit_sprintf_chk_warning): Likewise.
12914 (fold_builtin_object_size): Pass call arguments individually instead
12915 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
12916 accessors and constructors. Return NULL_TREE instead of 0.
12917 (fold_builtin_memory_chk): Likewise.
12918 (fold_builtin_stxcpy_chk): Likewise.
12919 (fold_builtin_strncpy_chk): Likewise.
12920 (fold_builtin_strcat_chk): Likewise.
12921 (fold_builtin_strcat_chk): Likewise.
12922 (fold_builtin_strncat_chk): Likewise.
12923 (fold_builtin_sprintf_chk): Likewise.
12924 (fold_builtin_snprintf_chk): Likewise.
12925 (fold_builtin_printf): Likewise.
12926 (fold_builtin_vprintf): Likewise.
12928 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
12930 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
12931 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12932 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
12933 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
12934 (fold_unary): Likewise.
12935 (fold_binary): Likewise.
12936 (fold_ternary): Remove CALL_EXPR case, since they are no longer
12937 ternary expressions.
12938 (fold): Add logic for tcc_vl_exp.
12939 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
12940 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12941 (fold_build3_stat): Add assertion to flag broken interface for
12942 constructing CALL_EXPRs.
12943 (fold_build_call_list): New.
12944 (fold_build_call_list_initializer): New.
12945 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
12947 (fold_strip_sign_ops): Likewise.
12949 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12950 Brooks Moses <brooks.moses@codesourcery.com>
12951 Lee Millward <lee.millward@codesourcery.com>
12953 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
12954 accessors and dump arguments explicitly.
12956 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
12958 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
12960 (print_call_name): Use new CALL_EXPR accessors.
12962 * print-tree.c (print_node): Add case tcc_vl_exp. Print
12963 CALL_EXPR arguments explicitly instead of as a list. Use
12964 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12966 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
12967 (vrp_visit_stmt): Likewise.
12969 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
12970 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
12972 (force_move_till_expr): Likewise.
12974 * targhooks.c (default_external_stack_protect_fail): Use
12975 build_call_expr instead of build_function_call_expr.
12976 (default_hidden_stack_protect_fail): Likewise.
12978 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
12981 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
12982 and walk arguments explicitly.
12984 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
12985 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12986 (expand_simple_operations): Likewise.
12987 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
12989 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
12990 of TREE_CODE_LENGTH.
12991 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
12993 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
12994 instead of TREE_CODE_LENGTH.
12996 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
12997 (tree_ic_transform): Likewise.
12998 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
12999 parameter instead of arglist. Fix callers.
13000 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13001 (tree_stringops_transform): Likewise.
13002 (tree_indirect_call_to_profile): Likewise.
13003 (tree_stringops_values_to_profile): Likewise.
13005 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13006 (eliminate_tail_call): Likewise.
13008 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13010 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13011 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13013 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13015 * omp-low.c (build_omp_barrier): Use build_call_expr.
13016 (lower_rec_input_clauses): Likewise.
13017 (lower_reduction_clauses): Likewise.
13018 (expand_parallel_call): Likewise.
13019 (maybe_catch_exception): Likewise.
13020 (expand_omp_for_generic): Likewise.
13021 (expand_omp_for_static_nochunk): Likewise.
13022 (expand_omp_sections): Likewise.
13023 (lower_omp_single_simple): Likewise.
13024 (lower_omp_single_copy): Likewise.
13025 (lower_omp_master): Likewise.
13026 (lower_omp_ordered): Likewise.
13027 (lower_omp_critical): Likewise.
13029 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13030 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13032 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13033 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13034 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13036 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13037 and generalize to handle any number of operands.
13038 (chrec_contains_undetermined): Likewise.
13039 (tree_contains_chrecs): Likewise.
13040 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13042 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13044 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13045 fold_call_expr instead of fold_builtin.
13046 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13047 match declarations there.
13048 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13051 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13052 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13054 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13055 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13057 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13060 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13061 (execute_cse_sincos): Use new CALL_EXPR accessors.
13063 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13065 * gimple-low.c (lower_function_body): Use build_call_expr.
13066 (lower_builtin_setjmp): Likewise.
13068 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13069 (set_storage_via_libcall): Likewise.
13070 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13071 instead of TREE_CODE_LENGTH.
13072 (expand_expr_real_1): Use new CALL_EXPR accessors.
13074 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13075 generalize to handle any number of operands.
13076 (TB_parent_eq): Likewise.
13078 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
13079 (strip_builtin_expect): Likewise.
13081 * function.c (gimplify_parameters): Use build_call_expr.
13083 * tree-vectorizer.c (vect_is_simple_reduction): Use
13084 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13086 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
13087 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
13089 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
13092 * gimplify.c (build_stack_save_restore): Use build_call_expr.
13093 (gimplify_decl_expr): Likewise.
13094 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
13095 Use new CALL_EXPR iterators.
13096 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
13097 (gimplify_modify_expr_to_memset): Likewise.
13098 (gimplify_variable_sized_compare): Likewise.
13099 (gimplify_omp_atomic_fetch_op): Likewise.
13100 (gimplify_omp_atomic_pipeline): Likewise.
13101 (gimplify_omp_atomic_mutex): Likewise.
13102 (gimplify_function_tree): Likewise.
13104 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
13105 (call_expr_flags): Likewise.
13106 (expand_call): Likewise.
13108 * except.c (expand_builtin_eh_return_data_regno): Pass entire
13109 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13112 * coverage.c (create_coverage): Use build_call_expr.
13114 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
13115 (temp_call_expr_obstack): New.
13116 (pool_copy_list): Delete.
13117 (temp_copy_call_expr): New.
13118 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
13119 CALL_EXPR accessors. Get rid of special goo for copying argument
13120 lists and use temp_copy_call_expr instead.
13121 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
13122 CALL_EXPR accessors.
13123 (create_expression_by_pieces): Likewise. Use build_call_array
13124 to construct the result instead of fold_build3.
13125 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
13126 dealing with argument lists.
13127 (init_pre): Remove references to expression_node_pool and
13128 list_node_pool. Init temp_call_expr_obstack instead.
13129 (fini_pre): Remove references to expression_node_pool and
13132 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
13133 and walk arguments explicitly instead of as a list.
13135 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
13136 (mx_register_decls): Likewise.
13137 (mudflap_register_call): Likewise.
13138 (mudflap_finish_file): Likewise.
13140 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
13141 (ipa_callsite_compute_param): Likewise.
13143 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
13144 accessors and constructor.
13146 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
13147 accessors and constructor.
13148 (convert_tramp_reference): Likewise.
13149 (convert_call_expr): Likewise.
13150 (finalize_nesting_tree_1): Likewise.
13152 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
13155 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
13157 * tree-inline.c (initialize_inlined_parameters): Pass entire
13158 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13160 (estimate_num_insns_1): Use new CALL_EXPR accessors.
13161 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
13163 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
13164 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13165 (vectorizable_reduction): Likewise.
13166 (vectorizable_call): Use new CALL_EXPR iterators.
13167 (vectorizable_conversion): Use build_call_expr.
13168 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
13169 (vect_gen_widened_results_half): Use build_call_expr.
13170 (vect_setup_realignment): Likewise.
13171 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
13173 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
13174 (pass_through_call): Likewise.
13175 (compute_object_sizes): Likewise. Use fold_call_expr instead of
13178 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
13179 (tree_gen_pow2_profiler): Likewise.
13180 (tree_gen_one_value_profiler): Likewise.
13181 (tree_gen_ic_func_profiler): Likewise.
13182 (tree_gen_average_profiler): Likewise.
13183 (tree_gen_ior_profiler): Likewise.
13185 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
13186 (find_func_aliases): Use new CALL_EXPR accessors. Add case
13187 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13189 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
13190 of TREE_CODE_LENGTH.
13192 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
13193 of TREE_CODE_LENGTH.
13195 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
13197 (convert_to_integer): Likewise.
13199 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
13202 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13203 Brooks Moses <brooks.moses@codesourcery.com>
13204 Lee Millward <lee.millward@codesourcery.com>
13206 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
13208 * config/frv/frv.c (frv_expand_builtin): Likewise.
13209 * config/s390/s390.c (s390_expand_builtin): Likewise.
13211 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
13212 (sparc_expand_builtin): Use new CALL_EXPR accessors.
13214 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
13215 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
13216 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
13217 (ix86_expand_store_builtin): Likewise.
13218 (ix86_expand_unop_builtin): Likewise.
13219 (ix86_expand_unop1_builtin): Likewise.
13220 (ix86_expand_sse_compare): Likewise.
13221 (ix86_expand_sse_comi): Likewise.
13222 (ix86_expand_vec_init_builtin): Likewise.
13223 (ix86_expand_vec_ext_builtin): Likewise.
13224 (ix86_expand_vec_set_builtin): Likewise.
13225 (ix86_expand_builtin): Use new CALL_EXPR accessors.
13227 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
13228 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
13230 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
13231 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13232 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
13234 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
13236 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13237 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
13238 arglist. Use new CALL_EXPR accessors. Fix callers.
13239 (altivec_expand_abs_builtin): Likewise.
13240 (rs6000_expand_binop_builtin): Likewise.
13241 (altivec_expand_predicate_builtin): Likewise.
13242 (altivec_expand_lv_builtin): Likewise.
13243 (spe_expand_stv_builtin): Likewise.
13244 (altivec_expand_stv_builtin): Likewise.
13245 (rs6000_expand_ternop_builtin): Likewise.
13246 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
13247 (altivec_expand_st_builtin): Likewise.
13248 (altivec_expand_dst_builtin): Likewise.
13249 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
13250 arglist. Use new CALL_EXPR accessors. Fix callers.
13251 (altivec_expand_vec_set_builtin): Likewise.
13252 (altivec_expand_vec_ext_builtin): Likewise.
13253 (altivec_expand_builtin): Use new CALL_EXPR accessors.
13254 (spe_expand_builtin): Likewise.
13255 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
13256 arglist. Use new CALL_EXPR accessors. Fix callers.
13257 (spe_expand_evsel_builtin): Likewise.
13258 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
13259 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
13261 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
13262 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13263 (arm_expand_unop_builtin): Likewise.
13264 (arm_expand_builtin): Use new CALL_EXPR accessors.
13266 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
13269 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
13270 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
13272 (bfin_expand_unop_builtin): Likewise.
13273 (bfin_expand_builtin): Use new CALL_EXPR accessors.
13275 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13276 Brooks Moses <brooks.moses@codesourcery.com>
13277 Lee Millward <lee.millward@codesourcery.com>
13279 * c-semantics.c (build_stmt): Add internal diagnostic check.
13281 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
13282 accessors. Print arguments explicitly instead of as a list.
13284 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
13286 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
13287 (c_finish_omp_flish): Likewise.
13289 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
13290 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
13291 instead of TREE_CODE_LENGTH.
13292 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
13293 (c_warn_unused_result): Likewise.
13295 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13298 * doc/invoke.texi (Warning Options): Remove
13299 -Werror-implicit-function-declaration.
13300 (Wimplicit-function-declaration): Update description.
13301 * opts.c (common_handle_option): Move handling of -Werror=* to...
13302 (enable_warning_as_error): ...here.
13303 * opts.h (enable_warning_as_error): Declare.
13304 * c-decl.c (implicit_decl_warning): Unless
13305 -Wno-implicit-function-declaration is given, emit a pedwarn if
13306 -std=c99 or emit a warning if -Wimplicit-function-declaration.
13307 * c.opt (Wimplicit-function-declaration): Replace
13308 mesg_implicit_function_declaration with
13309 warn_implicit_function_declaration.
13310 * c-opts.c (c_common_handle_option):
13311 -Werror-implicit-function-declaration is exactly equal as
13312 -Werror=implicit-function-declaration.
13313 (set_Wimplicit): Replace mesg_implicit_function_declaration with
13314 warn_implicit_function_declaration.
13315 (c_common_post_options): -Wimplict-function-declaration is enabled
13316 by default by -std=c99, otherwise is disabled by default.
13317 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
13319 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13321 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
13322 DECL on the rhs to a DECL on the lhs for debug info purposes if the
13323 former is ignored but not the latter.
13325 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13327 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
13328 is made and the reference doesn't use the alias set of its type,
13329 do not create the temporary using that type.
13331 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
13333 * jump.c: Remove prototypes for delete_computation and
13334 delete_prior_computation.
13336 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13338 * jump.c (get_label_after): Delete.
13339 (get_label_before, delete_computation, delete_jump,
13340 delete_prior_computation, follow_jumps): Move...
13341 * reorg.c (delete_computation, delete_prior_computation): ... here...
13342 (get_label_before, delete_jump): ... making these static ...
13343 (follow_jumps): ... and simplifying this since it only runs after
13345 * rtl.h (get_label_after, get_label_before, delete_jump,
13346 follow_jumps): Delete prototypes.
13348 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13350 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
13352 2007-02-15 Nick Clifton <nickc@redhat.com>
13354 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
13355 order to prevent it from being munged by the target.
13357 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
13359 * config/i386/i386.md: Remove misleading comment.
13361 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13363 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
13364 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
13367 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13369 * tree-sra.c (instantiate_missing_elements): Canonicalize
13371 (sra_build_assignment): New.
13372 (generate_copy_inout, generate_element_copy,
13373 generate_element_zero, generate_one_element_init): Use it.
13375 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13377 * tree-sra.c (instantiate_missing_elements): Canonicalize
13379 (sra_build_assignment): New.
13380 (generate_copy_inout, generate_element_copy,
13381 generate_element_zero, generate_one_element_init): Use it.
13383 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13385 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
13388 2007-02-14 Joseph Myers <joseph@codesourcery.com>
13390 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
13391 types as aggregates not scalars.
13392 * function.c (assign_stack_temp_for_type): Likewise.
13394 2007-02-14 Roger Sayle <roger@eyesopen.com>
13395 Zdenek Dvorak <dvorakz@suse.cz>
13397 * tree-dump.c (dump_switch_p_1): Require exact match of the option
13400 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
13402 * passes.c (next_pass_1): Clear the next field of the copied
13405 2007-02-14 Richard Henderson <rth@redhat.com>
13407 * tree-sra.c (early_sra): New.
13408 (decl_can_be_decomposed_p): Deny va_list if early_sra.
13409 (tree_sra_early, pass_sra_early): New.
13410 * tree-pass.h (pass_sra_early): Declare.
13411 * passes.c (init_optimization_passes): Use it.
13413 2007-02-14 Richard Guenther <rguenther@suse.de>
13415 * flags.h (issue_strict_overflow_warning): Convert to a macro.
13417 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
13419 PR tree-optimization/30771
13420 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
13422 (vect_analyze_operations): Induction phis can now be marked as
13424 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
13425 Update documentation accordingly.
13427 2007-02-14 Nick Clifton <nickc@redhat.com>
13429 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
13430 most 3 arguments are supported.
13431 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
13433 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
13435 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
13436 Ensure dst->current is valid.
13438 2007-02-13 Paul Brook <paul@codesourcery.com>
13440 * config.gcc: Add arm*-*-uclinux-*eabi.
13441 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
13442 (SUBTARGET_EXTRA_LINK_SPEC): Define.
13443 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
13444 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
13445 (LINK_SPEC): Define.
13446 (LIB_SPEC): Define.
13447 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
13449 * config/arm/uclinux-eabi.h: New file.
13450 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
13451 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
13454 2007-02-13 Ian Lance Taylor <iant@google.com>
13456 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
13457 * flags.h (warn_strict_overflow): Declare.
13458 (enum warn_strict_overflow_code): Define.
13459 (issue_strict_overflow_warning): New static inline function.
13460 * opts.c (warn_strict_overflow): New variable.
13461 (common_handle_option): Handle OPT_Wstrict_overflow and
13462 OPT_Wstrict_overflow_.
13463 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
13465 * fold-const.c: Include intl.h.
13466 (fold_deferring_overflow_warnings): New static variable.
13467 (fold_deferred_overflow_warning): New static variable.
13468 (fold_deferred_overflow_code): New static variable.
13469 (fold_defer_overflow_warnings): New function.
13470 (fold_undefer_overflow_warnings): New function.
13471 (fold_undefer_and_ignore_overflow_warnings): New function.
13472 (fold_deferring_overflow_warnings_p): New function.
13473 (fold_overflow_warning): New static function.
13474 (make_range): Add strict_overflow_p parameter. Change all
13476 (extract_muldiv, extract_muldiv_1): Likewise.
13477 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
13478 tree_expr_nonnegative_p.
13479 (fold_negate_expr): Call fold_overflow_warning.
13480 (fold_range_test): Likewise.
13481 (fold_comparison): Likewise.
13482 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
13483 instead of tree_expr_nonnegative_p.
13484 (tree_expr_nonnegative_warnv_p): Rename from
13485 tree_expr_nonnegative_p, add strict_overflow_p parameter.
13486 (tree_expr_nonnegative_p): New function.
13487 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
13488 strict_overflow_p parameter.
13489 (tree_expr_nonzero_p): New function.
13490 * passes.c (verify_interpass_invariants): New static function.
13491 (execute_one_pass): Call it.
13492 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
13494 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
13495 (estimate_numbers_of_iterations): Likewise.
13496 (scev_probably_wraps_p): Likewise.
13497 * tree-ssa-ccp.c: Include "toplev.h".
13498 (evaluate_stmt): Defer fold overflow warnings until we know we are
13500 (struct fold_stmt_r_data): Add stmt field.
13501 (fold_stmt_r): Defer fold overflow warnings until we know we
13503 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
13504 (fold_stmt_inplace): Likewise.
13505 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
13506 (cleanup_control_expr_graph): Defer fold overflow warnings until
13507 we know we are going to optimize.
13508 * tree-cfg.c (fold_cond_expr_cond): Likewise.
13509 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
13511 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13512 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
13513 * tree-ssa-loop-manip.c (create_iv): Likewise.
13514 * c-typeck.c (build_conditional_expr): Likewise.
13515 (build_binary_op): Likewise.
13516 * tree-vrp.c (vrp_expr_computes_nonzero): Call
13517 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
13518 (extract_range_from_unary_expr): Likewise.
13519 * simplify-rtx.c (simplify_const_relational_operation): Warn when
13520 assuming that signed overflow does not occur.
13521 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
13522 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
13523 (fold_defer_overflow_warnings): Declare.
13524 (fold_undefer_overflow_warnings): Declare.
13525 (fold_undefer_and_ignore_overflow_warnings): Declare.
13526 (fold_deferring_overflow_warnings_p): Declare.
13527 (tree_expr_nonzero_warnv_p): Declare.
13528 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
13529 of warning options.
13530 (Warning Options): Document -Wstrict-overflow.
13531 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
13532 (tree-ssa-ccp.o): Likewise.
13533 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
13534 (fold-const.o): Depend on intl.h.
13536 2007-02-13 Ian Lance Taylor <iant@google.com>
13538 PR middle-end/30751
13539 * lower-subreg.c (resolve_simple_move): Decompose subregs in
13542 2007-02-13 Stuart Hastings <stuart@apple.com>
13544 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
13546 2007-02-13 Richard Henderson <rth@redhat.com>
13548 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
13549 handled_component_p before looking for the indirect_ref.
13551 2007-02-13 Richard Henderson <rth@redhat.com>
13553 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
13554 remove flags clobber.
13555 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
13556 (bswaphi_lowpart): New.
13557 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
13558 remove TARGET_BSWAP test. Delete expander of the same name.
13560 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
13561 (expand_unop): Use them.
13563 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
13565 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
13566 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
13567 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
13568 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
13569 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
13570 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
13571 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
13572 assembler dialect choice from asm templates.
13574 2007-02-12 Richard Henderson <rth@redhat.com>
13576 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
13577 (fixuns_trunc<SSEMODEF>si2): Use it.
13578 * config/i386/sse.md (vec_setv4sf_0): Export.
13579 * config/i386/i386.c (ix86_build_const_vector): Export.
13580 (ix86_split_convert_uns_si_sse): Rename from
13581 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
13582 * config/i386/i386-protos.h: Update.
13584 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13587 * c-typeck.c (c_finish_return): Improve warning message.
13589 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13591 * alias.c (find_symbolic_term): Delete unused function.
13593 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
13595 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
13596 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
13597 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
13599 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13601 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
13602 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
13603 the function, temporarily point the debug interface to the null one.
13605 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13607 * dwarf2out.c (round_up_to_align): New static function.
13608 (field_byte_offset): Use it to round the offset.
13610 2007-02-12 Richard Henderson <rth@redhat.com>
13612 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
13613 (inswl_const): Export.
13615 2007-02-12 Richard Henderson <rth@redhat.com>
13617 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
13618 result mode of the libcall, convert back to outmode.
13620 2007-02-12 Roger Sayle <roger@eyesopen.com>
13622 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
13623 (bswapdi2): New define_expand to implement 32-bit implementation.
13625 2007-02-12 Nick Clifton <nickc@redhat.com>
13627 * doc/invoke.texi (Overall Options): Document --help=.
13628 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
13629 (cc1_options): Pass --help= on to cc1.
13630 (display_help): Add description of --help=.
13631 (process_command): Add code to handle --help=. Allow translated
13632 --help and --target-help switches to be passed on to compiler
13634 (main): Remove unused if statement.
13635 * opts.c (columns): Remove.
13636 (LEFT_COLUMN): Define.
13637 (wrap_help): Add columns argument.
13638 (print_filtered_help): Change parameters to be an include bitmask,
13639 an exclude bitmask, an any bitmask and the column width. Move the
13640 code to display the params list here. Add code to display the
13641 status of options rather than their descriptions if the quiet flag
13643 (print_specific_help): Change parameters to be an include bitmask,
13644 an exclude bitmask and an any bitmask. Move code to look up the
13645 column width here. Decide upon the title for an options listing.
13646 (common_handle_options): Add code to handle --help=. Adapt code
13647 for --help and --target-help to use the revised form of the
13648 print_specific_help function.
13649 (print_help): Delete.
13650 (print_param_help): Delete.
13651 (print_switch): Delete.
13652 * opts.h (cl_lang_count): Add prototype.
13653 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
13654 CL_MAX_OPTION_CLASS): New defines.
13655 * optc-gen.awk: Add construction of cl_lang_count.
13656 * c.opt: Add Warning attribute to warning options and Optimization
13657 attribute to optimization options.
13658 * common.opt: Likewise.
13660 Add -fhelp and -ftarget-help as aliases for the transformed --help
13661 and --target-help options.
13662 * opt-functions.awk: Add code to handle Warning and Optimization
13665 2007-02-12 Richard Henderson <rth@redhat.com>
13667 * config/alpha/constraints.md: New file.
13668 * config/alpha/alpha.c: Include tm-constrs.h.
13669 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
13670 alpha_extra_constraint): Remove.
13671 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
13672 * config/alpha/alpha-protos.h: Update.
13673 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
13674 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
13675 (EXTRA_CONSTRAINT): Remove.
13676 * config/alpha/alpha.md: Include constraints.md.
13677 (adddi splitter): Use satisfies_constraint_*.
13678 * config/alpha/predicates.md (add_operand): Likewise.
13679 (sext_add_operand, addition_operation): Likewise.
13681 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
13683 PR tree-optimization/29145
13684 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
13685 in our handling of restrict qualified pointers.
13687 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13690 * doc/invoke.texi (Wunused-value): Update description.
13691 (Wextra): Delete item.
13692 * opts.c (set_Wextra): Don't use the value of Wextra to set the
13693 value of Wunused-value.
13694 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
13695 (c_finish_stmt_expr): Don't check extra_warnings.
13696 (emit_side_effect_warnings): The caller is responsible to check
13699 2007-02-11 Roger Sayle <roger@eyesopen.com>
13700 Matt Thomas <matt@3am-software.com>
13702 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
13704 2007-02-11 Roger Sayle <roger@eyesopen.com>
13706 * simplify-rtx.c (simplify_relational_operation_1): Optimize
13707 comparisons of POPCOUNT against zero.
13708 (simplify_const_relational_operation): Likewise.
13710 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13712 * doc/invoke.texi (Wextra): Delete outdated paragraph.
13714 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13716 * dwarf2out.c (root_type): Delete unused function.
13718 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13720 * genattrtab.c (contained_in_p): Delete unused function.
13721 (write_expr_attr_cache): Likewise.
13723 2007-02-11 Jan Hubicka <jh@suse.cz>
13725 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
13728 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
13730 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
13731 to add the REG_EQ* note.
13732 * see.c (see_merge_one_use_extension): Likewise.
13733 * local-alloc.c (update_equiv_regs): Likewise. Also don't
13734 turn REG_EQUAL notes into REG_EQUIV notes if the target
13735 register may have more than one set.
13736 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
13737 * gcse.c (try_replace_reg): Likewise.
13738 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
13739 * calls.c (fixup_tail_calls): Likewise. Abort if there is
13740 more than one REG_EQUIV note.
13741 * reload1.c (gen_reload): Use set_unique_reg_note.
13743 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
13745 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
13746 (ix86_builtin_conversion): New function.
13748 2007-02-06 Mark Mitchell <mark@codesourcery.com>
13751 * tree.h (DECL_REPLACEABLE_P): New macro.
13752 * except.c (set_nothrow_function_flags): Likewise.
13754 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
13755 Ira Rosen <irar@il.ibm.com>
13756 Dorit Nuzman <dorit@il.ibm.com>
13758 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
13759 * targhooks.c (default_builtin_vectorized_conversion): New.
13760 * targhooks.h (default_builtin_vectorized_function): New declaration.
13761 * target.h (struct vectorize): Add builtin_conversion field.
13762 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
13763 stmt_vec_info_type value.
13764 (vectorizable_conversion): New declaration.
13765 * tree-vect-analyze.c (vect_analyze_operations): Add
13766 vectorizable_conversion call.
13767 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
13768 * tree-vect-transform.c (vectorizable_conversion): New function.
13769 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
13770 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
13772 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
13773 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
13774 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
13775 or ALTIVEC_BUILTIN_VCFSX.
13777 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13780 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
13781 CONST_DOUBLE and operand 0 is a hard register.
13782 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
13783 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
13784 is a hard floating-point register.
13786 2007-02-10 Richard Henderson <rth@redhat.com>
13787 Jakub Jelinek <jakub@redhat.com>
13788 Alexandre Oliva <aoliva@redhat.com>
13790 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
13791 * builtin-types.def (BT_WORD): Make unsigned.
13792 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
13793 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
13794 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
13795 * c-decl.c (grokdeclarator): Don't error if !have_tls.
13796 * c-parser.c (c_parser_omp_threadprivate): Likewise.
13797 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
13799 * expr.c (emutls_var_address): New.
13800 (expand_expr_real_1): Expand emulated tls.
13801 (expand_expr_addr_expr_1): Likewise.
13802 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
13803 * output.h (emutls_finish): Declare.
13804 * toplev.c (compile_file): Call it.
13805 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
13806 address before wrapping in CONST.
13807 * varasm.c (emutls_htab, emutls_object_type): New.
13808 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
13809 (get_emutls_object_name, get_emutls_object_type): New.
13810 (get_emutls_init_templ_addr, emutls_decl): New.
13811 (emutls_common_1, emutls_finish): New.
13812 (assemble_variable): When emulating tls, swap decls; generate
13813 constructor for the emutls objects.
13814 (do_assemble_alias): When emulating tls, swap decl and target name.
13815 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
13817 * varpool.c (decide_is_variable_needed): Look at force_output.
13818 Recurse for emulated tls.
13819 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
13820 with decide_is_variable_needed.
13821 * emutls.c: New file.
13822 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
13823 tls_object for real tls.
13825 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
13827 PR rtl-optimization/29599
13828 * reload1.c (eliminate_regs_in_insn): Take the destination
13829 mode into account when computing the offset.
13831 2007-02-09 Stuart Hastings <stuart@apple.com>
13832 Richard Henderson <rth@redhat.com>
13834 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13835 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
13836 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
13837 fixuns_truncdfhi2): New.
13838 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
13839 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
13840 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
13841 (floatunssidf2): Allow nonimmediate source.
13842 * config/i386/sse.md (movdi_to_sse): New.
13843 (vec_concatv2di): Drop '*'.
13844 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
13845 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13846 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
13848 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
13849 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
13850 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
13851 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
13852 (ix86_build_signbit_mask): Fix decl of v, refactor to call
13853 ix86_build_const_vector.
13854 (x86_emit_floatuns): Rewrite.
13856 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13858 * genautomata.c (longest_path_length): Delete unused function.
13859 (struct state): Delete unused longest_path_length.
13860 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
13861 (get_free_state): Delete unused.
13863 2007-02-09 Jan Hubicka <jh@suse.cz>
13865 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
13866 * doc/invoke.texi (inline-unit-growth): Update default value.
13868 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
13869 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
13870 (rebuild_cgraph_edges): Likewise.
13871 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
13872 (dump_cgraph_node): Dump frequencies.
13873 (cgraph_clone_edge): Add frequency scales.
13874 (cgraph_clone_node): Add freuqnecy.
13875 * cgraph.h (cgraph_edge): Add freuqnecy argument.
13876 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
13877 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
13878 * tree-pass.h (TODO_rebuild_frequencies): New constant.
13879 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
13880 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
13881 (save_inline_function_body): Likewise.
13882 * ipa-inline.c: inluce rtl.h
13883 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
13884 (cgraph_edge_badness): Use frequencies.
13885 (cgraph_decide_recursive_inlining): Update clonning.
13886 (cgraph_decide_inlining_of_small_function): Dump frequency.
13887 * predict.c (estimate_bb_frequencies): Export.
13888 * predict.h (estimate_bb_frequencies): Declare.
13889 * tree-inline.c (copy_bb): Watch overflows.
13890 (expand_call_inline): Update call of cgraph_create_edge.
13891 (optimize_inline_calls): Use TODO flags to update frequnecies.
13892 * passes.h: Include predict.h
13893 (init_optimization_passes): Move profile ahead.
13894 (execute_function_todo): Handle TODO_rebuild_frequencies.
13896 2007-02-09 Roger Sayle <roger@eyesopen.com>
13898 * config/alpha/alpha.c (emit_insxl): Force the first operand of
13899 the insbl or inswl pattern into a register.
13901 2007-02-09 Roger Sayle <roger@eyesopen.com>
13903 * config/ia64/ia64.md (bswapdi2): New define_insn.
13905 2007-02-09 Richard Henderson <rth@redhat.com>
13907 * config/i386/constraints.md (Ym): New constraint.
13908 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
13909 (movdi_1_rex64): Split sse and xmm general register moves from
13910 memory move alternatives. Use conditional register constraints.
13911 (movsf_1, movdf_integer): Likewise.
13912 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
13913 (movdf_integer_rex64): New.
13914 (pushsf_rex64): Fix output constraints.
13915 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
13916 (sse2_stored): Likewise.
13917 (sse2_storeq_rex64): New.
13918 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
13919 amd and not generic.
13920 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
13921 for optimize_size. Remove SF/DFmode hack.
13923 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13925 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
13928 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
13929 Richard Sandiford <richard@codesourcery.com>
13931 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
13932 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
13933 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
13934 m68k/t-mlib to tmake_file.
13935 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
13936 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
13937 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
13938 Allow it to be cf or m68k. Set m68k_arch_family. If that
13939 variable is not empty, add t-$m68k_arch_family to tmake_file.
13940 Add t-mlibs to tmake_file.
13941 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
13942 * config/m68k/t-cf: New file.
13943 * config/m68k/t-m68k: Likewise.
13944 * config/m68k/t-mlibs: Likewise.
13945 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13946 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13947 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
13948 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13949 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
13951 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
13952 (INSTALL_LIBGCC): Delete.
13953 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
13954 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13955 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13956 (M68K_MLIB_CPU): Define.
13957 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
13958 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
13959 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
13961 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
13962 Richard Guenther <rguenther@suse.de>
13964 PR middle-end/23361
13965 * fold-const.c (fold_comparison): Handle obfuscated comparisons
13966 against INT_MIN/INT_MAX.
13967 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
13968 file if a loop is removed.
13970 2007-02-09 Joseph Myers <joseph@codesourcery.com>
13972 * calls.c (store_one_arg): Pass correct alignment to
13973 emit_push_insn for non-BLKmode values.
13974 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
13975 unaligned stack slot via a suitably aligned slot.
13977 2007-02-08 DJ Delorie <dj@redhat.com>
13979 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
13981 (legal_subregs): Use unsigned char, make const.
13982 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
13984 2007-02-08 Paul Brook <paul@codesourcery.com>
13986 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
13987 special interworking needed.
13989 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
13991 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
13992 conditional to __SSE2__.
13993 (Entries below should have been added to first ChangeLog
13994 entry for amdfam10 dated 2007-02-05)
13995 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
13997 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
13999 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14002 2007-02-08 DJ Delorie <dj@redhat.com>
14004 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14005 * config/m32c/m32c.c (legal_subregs): New.
14006 (m32c_illegal_subreg_p): New.
14007 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14008 unsupported subregs of hard regs.
14010 2007-02-08 Jan Hubicka <jh@suse.cz>
14012 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14013 the same one; always update histograms.
14015 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14017 * passes.c (init_optimization_passes): Tidy comment.
14019 2007-02-08 Roger Sayle <roger@eyesopen.com>
14021 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14022 strip zero_extend, bswap and rotates from POCOUNT's argument.
14023 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14024 zero_extend and rotates from PARITY's argument.
14025 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14026 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14027 of an integer constant at compile-time.
14029 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14032 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14034 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14037 * tree-ssa-live.c (remove_unused_locals): Do not remove
14038 TREE_ADDRESSABLE variables.
14039 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14040 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14041 FOR_CLOBBER. Update all users.
14042 If VAR has an associated alias set, add a virtual operand for
14043 it if no alias is found to conflict with the memory reference.
14045 2007-02-07 Jan Hubicka <jh@suse.cz>
14046 Robert Kidd <rkidd@crhc.uiuc.edu>
14048 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14050 2007-02-07 Ian Lance Taylor <iant@google.com>
14052 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14054 2007-02-07 Roger Sayle <roger@eyesopen.com>
14056 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14057 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14058 tablejumpdi, movsi_to_cr_one): Remove constraints from
14059 define_expand's match_operands.
14061 2007-02-07 Roger Sayle <roger@eyesopen.com>
14063 * global.c (compute_regsets): Move declatation of "i" inside of
14064 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14066 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14069 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14070 of INDIRECT_REF <RESULT_DECL>.
14072 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14074 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14075 Kaz Kojima <kkojima@gcc.gnu.org>
14078 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
14080 (sh_initialize_trampoline): Add parentheses to avoid a warning.
14082 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14084 * doc/loop.texi: Document possibility not to perform disambiguation
14085 of loops with multiple latches.
14086 * cfgloopmanip.c (alp_enum_p): Removed.
14087 (add_loop): Handle subloops. Use get_loop_body_with_size.
14088 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
14089 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
14090 the new forwarder block.
14091 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
14092 Handle the case latch is NULL.
14093 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
14094 modifications when marking loop exits.
14095 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
14097 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
14098 disambiguate_loops_with_multiple_latches.
14099 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
14100 before fix_loop_structure.
14101 * cfgloop.c: Include pointer-set.h and output.h.
14102 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
14103 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
14104 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
14105 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
14106 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
14107 disambiguate_multiple_latches, get_loop_body_with_size,
14108 disambiguate_loops_with_multiple_latches): New functions.
14109 (flow_loop_dump): Dump multiple latch edges.
14110 (flow_loop_nodes_find): Handle loops with multiple latches.
14111 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
14112 (glb_enum_p): Modified.
14113 (get_loop_body): Use get_loop_body_with_size.
14114 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
14115 (AVOID_CFG_MODIFICATIONS): New constant.
14116 (disambiguate_loops_with_multiple_latches, add_loop,
14117 get_loop_body_with_size): Declare.
14118 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
14120 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
14122 PR inline-asm/28686
14123 * global.c (compute_regsets): New function.
14124 (global_alloc): Refactored ELIMINABLE_REGSET
14125 and NO_GLOBAL_ALLOC_REGS computation out.
14126 (rest_of_handle_global_alloc): Call compute_regsets()
14127 for non-optimizing case.
14129 2007-02-06 Richard Henderson <rth@redhat.com>
14131 * config/i386/constraints.md (Y2): Rename from Y.
14132 (Yi): New constraint.
14133 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
14134 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
14135 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
14136 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
14137 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
14138 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
14139 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
14140 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
14141 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
14142 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
14143 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
14144 vec_extractv2si_1): Change Y constraints to Y2.
14145 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
14146 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
14147 Change Y constraints to Y2.
14148 (sse2_loadld): Change Y constraints to x.
14150 2007-02-06 Roger Sayle <roger@eyesopen.com>
14152 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
14153 (parity<mode>2): New define_expand using rs6000_emit_parity.
14154 * config/rs6000/rs6000.c (rs6000_emit_popcount,
14155 rs6000_emit_parity): New functions.
14156 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
14157 rs6000_emit_parity): Prototype here.
14159 2007-02-06 Ian Lance Taylor <iant@google.com>
14161 * lower-subreg.c (simple_move_operand): Reject CONST.
14162 (resolve_clobber): Call validate_change rather than directly
14163 assigning to XEXP (pat, 0).
14165 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14167 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
14168 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
14169 (tree-cfg.o): Remove hashtab.h dependency.
14171 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
14172 (struct ivopts_data): Change niters to pointer_map_t.
14173 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
14174 (niter_for_exit): Create pointer_map on demand. Change for
14176 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
14177 (free_loop_data): Destroy data->niters if created and reset field.
14178 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
14179 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
14181 * tree-ssa-reassoc.c: Include pointer-set.h.
14182 (bb_rank): Change to long *.
14183 (operand_rank): Change to pointer_map_t.
14184 (find_operand_rank): Return long, -1 if not found. Declare as inline.
14185 (insert_operand_rank): Accept long.
14186 (operand_entry_hash, operand_entry_eq): Remove.
14187 (get_rank): Return long. Adjust for changes above.
14188 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
14190 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
14192 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
14193 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
14194 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
14196 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
14197 directly since it cannot be NULL.
14198 (get_vi_for_tree): Rewrite for pointer_map API.
14199 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
14200 (init_alias_vars): Create vi_for_tree as pointer_map.
14201 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
14203 * tree-cfg.c: Don't include hashtab.h.
14204 (edge_to_cases): Declare as pointer_map.
14205 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
14207 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
14208 (start_recording_case_labels): Create edge_to_cases as pointer_map.
14209 (end_recoding_case_labels): Cleanup edge_to_cases manually before
14211 (record_switch_edge): Delete.
14212 (get_cases_for_edge): Adjust for pointer_map API, inline
14213 record_switch_edge (rewritten for new API), remove goto.
14215 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14217 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
14218 * tree-nested.c: Include pointer-set.h.
14219 (var_map_elt, var_map_eq, var_map_hash): Delete.
14220 (struct nesting_info): Remove GTY marker. Change the two htab_t's
14221 to pointer_map_t's.
14222 (nesting_info_bitmap_obstack): New.
14223 (lookup_field_for_decl): Adjust for pointer_map API.
14224 (lookup_tramp_for_decl): Adjust for pointer_map API.
14225 (get_nonlocal_debug_decl): Adjust for pointer_map API.
14226 (get_local_debug_decl): Adjust for pointer_map API.
14227 (convert_nl_goto_reference): Adjust for pointer_map API.
14228 (convert_nl_goto_receiver): Adjust for pointer_map API.
14229 (create_nesting_tree): Create outside GGC space. Create bitmap on
14230 the new obstack. Create field_map and var_map as pointer_maps.
14231 (free_nesting_tree): Adjust for changes to create_nesting_tree.
14233 (lower_nested_functions): Move root here, no need to NULL it.
14234 Initialize and release the obstack.
14236 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
14238 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
14239 Remove prototypes and make them non-static.
14240 (struct tree_int_map): Remove.
14241 * tree.h (struct tree_int_map): Move here, turning TO into an
14243 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
14245 * tree.h (TREE_COMPLEXITY): Remove.
14246 (struct tree_exp): Remove complexity field.
14247 * tree.c (build1_stat): Don't set it.
14249 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
14250 Victor Kaplansky <victork@il.ibm.com>
14252 * tree-vectorizer.c (vect_is_simple_use): Support induction.
14253 (vect_is_simple_reduction): Support reduction with induction as
14254 one of the operands.
14255 (vect_is_simple_iv_evolution): Fix formatting.
14256 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
14257 formatting. Don't mark induction phis for vectorization.
14258 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
14259 * tree-vect-transform.c (get_initial_def_for_induction): New function.
14260 (vect_get_vec_def_for_operand): Support induction.
14261 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
14263 (vectorizable_reduction): Support reduction with induction as one of
14265 (vectorizable_type_demotion): Use def-type of stmt argument rather
14266 than dummy def-type.
14268 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
14269 flag_tree_scev_cprop.
14270 * common.opt (tree-scev-cprop): New flag.
14272 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
14273 call to vect_get_new_vect_var.
14275 2007-02-06 Ira Rosen <irar@il.ibm.com>
14277 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
14278 vectype is not NULL.
14279 (vect_pattern_recog_1): Likewise.
14281 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14283 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
14284 (fold_negate_expr): Likewise.
14286 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
14289 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
14290 even if cv-qualification is the same.
14292 2007-02-05 Geoffrey Keating <geoffk@apple.com>
14294 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
14295 __enable_execute_stack on completion.
14297 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14299 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
14300 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
14301 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
14302 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
14303 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
14304 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
14305 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
14306 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
14308 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14310 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
14311 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
14312 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
14313 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
14314 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
14315 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
14316 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
14317 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
14318 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
14319 umuldi3_highpart_rex64, umulsi3_highpart_insn,
14320 umulsi3_highpart_zext, smuldi3_highpart_rex64,
14321 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
14322 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
14323 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
14324 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
14325 sqrtextenddfxf2_i387): Added amdfam10_decode.
14327 * config/i386/athlon.md (athlon_idirect_amdfam10,
14328 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
14329 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
14330 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
14331 athlon_ivector_store_amdfam10): New define_insn_reservation.
14332 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
14335 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14337 * config/i386/athlon.md (athlon_call_amdfam10,
14338 athlon_pop_amdfam10, athlon_lea_amdfam10): New
14339 define_insn_reservation.
14340 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
14341 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
14342 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
14344 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14346 * config/i386/athlon.md (athlon_sseld_amdfam10,
14347 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
14348 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
14350 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14352 * config/i386/athlon.md (athlon_sseins_amdfam10): New
14353 define_insn_reservation.
14354 * config/i386/i386.md (sseins): Added sseins to define_attr type
14355 and define_attr unit.
14356 * config/i386/sse.md: Set type attribute to sseins for insertq
14359 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14361 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
14362 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
14363 ssecomi_load_amdfam10, ssecomi_amdfam10,
14364 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
14365 define_insn_reservation.
14366 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
14368 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14370 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
14371 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
14372 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
14373 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
14374 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
14375 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
14376 define_insn_reservation.
14378 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
14379 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
14380 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
14381 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
14382 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
14384 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14386 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
14387 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
14388 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
14389 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
14390 athlon_ssemul_load_k8): Added amdfam10.
14392 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14394 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
14395 (x86_sse_unaligned_move_optimal): New variable.
14397 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
14399 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
14400 for unaligned vector SSE double/single precision loads for AMDFAM10.
14402 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14404 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
14405 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
14406 Define TARGET_CPU_DEFAULT_amdfam10.
14407 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
14408 (processor_type): Add PROCESSOR_AMDFAM10.
14410 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
14411 processor_type in config/i386/i386.h.
14412 Enable imul peepholes for TARGET_AMDFAM10.
14414 * config.gcc: Add support for --with-cpu option for amdfam10.
14416 * config/i386/i386.c (amdfam10_cost): New variable.
14417 (m_AMDFAM10): New macro.
14418 (m_ATHLON_K8_AMDFAM10): New macro.
14419 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
14420 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
14421 x86_promote_QImode, x86_integer_DFmode_moves,
14422 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14423 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
14424 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
14425 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
14426 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
14427 Enable/disable for amdfam10.
14428 (override_options): Add amdfam10_cost to processor_target_table.
14429 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
14430 processor_alias_table.
14431 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
14432 (ix86_adjust_cost): Add code for amdfam10.
14434 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14436 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
14437 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
14438 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
14439 * config/i386/i386.h: Add builtin definition for SSE4A.
14440 * config/i386/i386.md: Add support for ABM instructions
14441 (popcnt and lzcnt).
14442 * config/i386/sse.md: Add support for SSE4A instructions
14443 (movntss, movntsd, extrq, insertq).
14444 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
14445 Add -march=amdfam10 flag.
14446 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
14447 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
14449 * doc/extend.texi: Add documentation for SSE4A builtins.
14451 2007-02-05 Bob Wilson <bob.wilson@acm.org>
14453 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
14455 2007-02-05 Richard Guenther <rguenther@suse.de>
14457 * tree-vectorizer.h (vectorizable_function): Add argument type
14458 argument, change return type.
14459 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
14460 * tree-vect-transform.c (vectorizable_function): Handle extra
14461 argument, return vectorized function decl.
14462 (build_vectorized_function_call): Remove.
14463 (vectorizable_call): Handle calls with result and argument types
14464 differing. Handle loop vectorization factor correctly.
14465 * targhooks.c (default_builtin_vectorized_function): Adjust for
14467 * targhooks.h (default_builtin_vectorized_function): Likewise.
14468 * target.h (builtin_vectorized_function): Add argument type
14470 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
14471 extra argument, allow vectorizing of lrintf.
14472 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
14473 documentation of target hook.
14475 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
14478 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
14479 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
14480 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
14482 2007-02-05 Roger Sayle <roger@eyesopen.com>
14484 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
14485 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
14486 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
14487 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
14488 before canonicalizing sincos to cexpi.
14489 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
14491 2007-02-05 Roger Sayle <roger@eyesopen.com>
14493 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
14494 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
14495 (alpha_init_builtins): Use alpha_add_builtins to process tables.
14497 2007-02-05 Roger Sayle <roger@eyesopen.com>
14499 * mips-tfile.c (initialize_init_file): Correct endianness test.
14501 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
14503 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
14504 the 'y' constraint.
14506 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14508 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
14509 saves in a PARALLEL before the register assignments.
14511 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14513 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
14514 DWARF_FRAME_RETURN_COLUMN to be a general register.
14515 * dwarf2out.c (init_return_column_size): New function, split from...
14516 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
14517 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
14518 to be nongeneral registers.
14519 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
14521 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
14522 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
14524 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14526 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
14528 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14530 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
14531 (remove_path): Use can_remove_branch_p and remove_branch instead
14532 of loop_delete_branch_edge.
14533 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
14534 (tree_transform_and_unroll_loop): Remove dead branches immediately.
14535 Update profile using scale_dominated_blocks_in_loop.
14536 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
14537 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
14538 (can_remove_branch_p, remove_branch): Declare.
14539 * tree-cfg.c (tree_can_remove_branch_p): New function.
14540 (tree_cfg_hooks): Add tree_can_remove_branch_p.
14541 * cfgrtl.c (rtl_can_remove_branch_p): New function.
14542 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
14544 2007-02-05 Jan Hubicka <jh@suse.cz>
14546 PR middle-end/30696
14547 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
14548 nodes in cgraph, don't remove offline copy of the function.
14550 2007-02-04 Jan Hubicka <jh@suse.cz>
14552 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
14553 vectors might cause maybe_lookup_element_for_expr to be called
14554 on non-sra-candidate.
14556 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14558 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
14559 config/bfin/bfin.md, config/bfin/predicates.md: Follow
14560 spelling conventions.
14562 2007-02-04 Richard Guenther <rguenther@suse.de>
14564 PR middle-end/30636
14565 * fold-const.c (try_move_mult_to_index): Make sure to not
14566 overflow one dimension of a multi-dimensional array access.
14568 2007-02-04 Jan Hubicka <jh@suse.cz>
14570 * passes.c (init_optimization_passes): Reindent.
14572 2007-02-04 Jan Hubicka <jh@suse.cz>
14573 Eric Botcazou <ebotcazou@adacore.com>
14575 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
14576 (execute_fixup_cfg): Break out the abnormal goto code.
14577 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
14578 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
14579 (optimize_inline_calls): Call make_nonlocal_label_edges.
14581 2007-02-04 Jan Hubicka <jh@suse.cz>
14583 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
14584 true when something was changed.
14585 (rename_ssa_copies): When something was changed, do
14586 TODO_remove_unused_locals.
14587 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14588 add TODO_remove_unused_locals when instruction was removed.
14590 2007-02-04 Jan Hubicka <jh@suse.cz>
14592 * ipa-inline.c (try_inline): Improve debug output; work on already
14594 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
14595 call try_inline for already inlined edges too when flattening;
14596 inline also functions that make callee growth but overall unit size
14599 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14601 * config/m32c/bitops.md, config/m32c/jump.md,
14602 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
14603 config/m32r/m32r.h, config/m32r/m32r.md,
14604 config/m32r/predicates.md, config/m68hc11/larith.asm,
14605 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
14606 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
14607 config/mips/mips-protos.h, config/mips/mips.c,
14608 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
14609 config/mn10300/mn10300.h, config/mn10300/predicates.md,
14610 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
14611 spelling conventions.
14613 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
14614 Follow spelling conventions.
14616 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
14618 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
14619 warn about C++0x compatibility.
14621 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14623 * config/h8300/h8300.c, config/h8300/h8300.h,
14624 config/h8300/h8300.md: Follow spelling conventions.
14626 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
14628 PR middle-end/30667
14629 * combine.c (try_combine): Do not substitute source operand
14630 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
14632 2007-02-03 Jan Hubicka <jh@suse.cz>
14634 PR gcov-profile/30650
14635 * value-prof.c (stringop_block_profile): Fix handling of size counter;
14636 do not divide by zero for never executed counters.
14637 (tree_find_values_to_profile): Fix counters.
14638 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
14640 2007-02-03 Ian Lance Taylor <iant@google.com>
14642 * lower-subreg.c (simple_move_operand): New static function,
14643 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
14645 (simple_move): Call simple_move_operand.
14646 (find_decomposable_subregs): Add special handling of MEMs.
14647 (can_decompose_p): Rename from cannot_decompose_p. Reverse
14648 meaning of return value. If we see a hard register, test whether
14649 it can store a word_mode value. Change all callers.
14651 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14653 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
14654 ftrapv insns and expanders.
14655 (subdi3): Change define_expand operand 1 to arith11_operand, and
14656 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
14657 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
14658 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
14661 PR middle-end/30174
14662 * varasm.c (notice_global_symbol): Treat global objects as weak when
14663 flag_shlib is true.
14665 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14667 * emit-rtl.c (dconstpi): Delete.
14668 (dconstsqrt2): New.
14669 (init_emit_once): Delete dconstpi and init dconstsqrt2.
14670 * real.h (dconstpi): Delete.
14671 (dconstsqrt2): New.
14672 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
14673 (fold_builtin_hypot): Likewise.
14675 2007-02-03 Tom Tromey <tromey@redhat.com>
14678 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
14679 -gcoff3, -gxcoff3, -gvms3 implies -dD.
14681 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
14683 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
14684 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
14685 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
14686 config/rs6000/cell.md, config/rs6000/darwin.h,
14687 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
14688 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
14689 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
14690 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
14691 typos. Follow spelling conventions.
14692 * doc/invoke.texi: Follow spelling conventions.
14694 2007-02-03 Roger Sayle <roger@eyesopen.com>
14696 * simplify-rtx.c (simplify_relational_operation_1): Implement some
14697 canonicalization transformations that attempt to simplify integer
14698 constant comparisons to become comparisons against zero.
14700 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14702 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
14704 * fold-const.c (fold_binary): Fix comment typos. Fold complex
14705 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
14707 2007-02-02 Mike Stump <mrs@apple.com>
14709 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
14710 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
14711 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
14712 generate a branch island.
14714 2007-02-02 Bob Wilson <bob.wilson@acm.org>
14716 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
14717 (xtensa_legitimate_address_p): New.
14718 (xtensa_legitimize_address): New.
14719 (xtensa_output_addr_const_extra): New.
14720 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
14722 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
14723 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
14724 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
14725 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
14726 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
14727 (xtensa_legitimize_address): New.
14728 (xtensa_output_addr_const_extra): New.
14730 2007-02-02 Steve Ellcey <sje@cup.hp.com>
14732 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
14734 2007-02-02 Ian Lance Taylor <iant@google.com>
14736 * expmed.c (expand_divmod): Add comment.
14738 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
14740 * emit-rtl.c (renumber_insns): Remove.
14741 * flags.h: Remove the extern for flag_renumber_insns.
14742 * rtl.h: Remove the prototype for renumber_insns.
14743 * toplev.c (flag_renumber_insns): Remove.
14745 2007-02-02 Hui-May Chang <hm.chang@apple.com>
14747 Revert for x86 darwin:
14748 2005-06-19 Uros Bizjak <uros@kss-loka.si>
14750 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
14751 code before the following patch under TARGET_MACHO.
14752 (ix86_function_value_regno_p): Likewise.
14754 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14756 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
14759 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14762 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
14763 loads to general or fp registers. Add comments.
14764 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
14766 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
14768 * pointer-set.c (insert_aux): Only return insertion slot.
14769 (pointer_set_insert): Adjust.
14770 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
14771 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
14772 pointer_map_traverse): New.
14773 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
14774 pointer_map_create, pointer_map_destroy, pointer_map_insert,
14775 pointer_map_contains, pointer_map_traverse): Declare.
14777 2007-02-02 Jakub Jelinek <jakub@redhat.com>
14779 PR middle-end/30473
14780 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
14781 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
14783 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14785 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
14787 (struct _dep): New type.
14788 (dep_t): New typedef.
14789 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
14790 (DEP_STATUS): New access macro. The macro with the same name was
14791 renamed to DEP_LINK_STATUS.
14792 (dep_init): Declare function
14794 (struct _dep_link): New type.
14795 (dep_link_t): New typedef.
14796 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
14797 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
14798 (DEP_LINK_STATUS): New macro.
14799 (debug_dep_links): New debug function.
14801 (struct _deps_list): New type.
14802 (deps_list_t): New typedef.
14803 (DEPS_LIST_FIRST): New access macro.
14804 (FOR_EACH_DEP_LINK): New cycle macro.
14805 (create_deps_list, free_deps_list, delete_deps_list): Declare
14807 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
14808 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
14809 (copy_deps_list_change_con): Ditto.
14811 (move_dep_link): Declare function.
14813 (struct _dep_node): New type.
14814 (dep_node_t): New typedef.
14815 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
14817 (struct haifa_insn_data.back_deps): New field to hold backward
14818 dependencies of the insn.
14819 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
14821 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
14822 Change its type to deps_list_t.
14823 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
14824 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
14825 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
14827 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
14829 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
14831 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
14833 (dep_cost): Declare.
14835 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
14836 (ds_to_dk, dk_to_ds): New functions.
14838 (init_dep_1): New static function.
14839 (init_dep): New function.
14840 (copy_dep): New static function.
14842 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
14844 (detach_dep_link): New static function.
14845 (move_dep_link): New function.
14847 (dep_links_consistent_p, dump_dep_links): New static functions.
14848 (debug_dep_links): New debugging function.
14850 (deps_obstack, dl_obstack, dn_obstack): New static variables.
14852 (alloc_deps_list, init_deps_list): New static functions.
14853 (create_deps_list): New function.
14854 (clear_deps_list): New static function.
14855 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
14856 (deps_list_consistent_p, dump_deps_list): New static functions.
14857 (debug_deps_list): New function.
14858 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
14860 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
14862 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
14863 use new scheduler dependencies lists.
14864 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
14865 (sched_analyze): Ditto. Initialize dependencies lists.
14866 (add_forw_dep, compute_forward_dependences): Update to use new
14867 scheduler dependencies lists.
14869 (init_dependency_caches): Init deps_obstack.
14870 (free_dependency_caches): Free deps_obstack.
14872 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
14873 new scheduler dependencies lists.
14874 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
14875 (add_back_forw_dep, delete_back_forw_dep): Ditto.
14877 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
14878 Update to use new scheduler dependencies lists.
14879 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
14880 (debug_dependencies): Ditto.
14881 (schedule_region): Update comments.
14883 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
14884 scheduler dependencies lists.
14885 (schedule_ebb): Update comments.
14887 * rtl.def (DEPS_LIST): Remove.
14889 * lists.c (unused_deps_list): Remove.
14890 (free_list): Update assertions.
14892 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
14893 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14895 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
14896 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
14898 * haifa-sched.c (comments): Update.
14899 (insn_cost1): Remove. Inline the code into insn_cost ().
14900 (insn_cost): Update to use new scheduler dependencies lists. Move
14901 processing of the dependency cost to dep_cost ().
14902 (dep_cost): New function. Use it instead of insn_cost () when
14903 evaluating cost of the dependency. Use compatible interface to
14904 interact with the target.
14905 (priority): Update to use new scheduler dependencies lists.
14906 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
14907 with greater number of insns that depend on the insn.
14908 (schedule_insn): Update to use new scheduler dependencies lists. Add
14909 code to free backward dependencies lists. Inline and optimize code
14910 from resolve_dep () - see PR28071.
14911 (ok_for_early_queue_removal): Update to use new scheduler dependencies
14912 lists. Update call to targetm.sched.is_costly_dependence hook.
14914 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
14915 scheduler dependencies lists.
14917 (resolve_dep): Remove. Move the logic to schedule_insn ().
14918 (init_h_i_d): Initialize dependencies lists.
14920 (process_insn_depend_be_in_spec): Rename to
14921 process_insn_forw_deps_be_in_spec. Update to use new scheduler
14922 dependencies lists.
14923 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
14924 Update to use new scheduler dependencies lists.
14925 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
14927 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
14928 new scheduler dependencies lists.
14929 (build_intra_loop_deps): Ditto.
14931 * target.h (struct _dep): Declare to use in
14932 gcc_target.sched.is_costly_dependence.
14933 (struct gcc_target.sched.adjust_cost): Fix typo.
14934 (struct gcc_target.sched.is_costly_dependence): Change signature to
14935 use single dep_t parameter instead of an equivalent triad.
14936 (struct gcc_target.sched.adjust_cost_2): Remove.
14938 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
14940 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
14942 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
14944 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
14946 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
14947 (REG_DEP_TRUE): Document.
14949 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
14950 Change signature to correspond to the targetm.sched.adjust_cost hook.
14951 Update use in TARGET_SCHED_ADJUST_COST_2.
14952 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
14953 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
14954 new scheduler dependencies lists.
14955 (ia64_gen_check): Ditto.
14957 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
14958 scheduler dependencies lists.
14960 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
14961 signature to correspond to the targetm.sched.is_costly_dependence hook.
14962 (is_costly_group): Update to use new scheduler dependencies lists.
14964 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
14965 instead of INSN_COST () macro.
14967 2007-02-01 Ian Lance Taylor <iant@google.com>
14969 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
14971 2007-02-01 Guy Martin <gmsoft@gentoo.org>
14973 * pa.md (tp_load): Correct mfctl instruction syntax.
14975 2007-02-01 Geoffrey Keating <geoffk@apple.com>
14977 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
14978 altivec_padding_size calculation on AIX. Improve comment, add
14979 assert to verify that it's right.
14981 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
14984 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
14986 PR inline-asm/28686
14987 * global.c (global_alloc): Add mising initialization of
14990 2007-02-01 Roger Sayle <roger@eyesopen.com>
14992 * alias.c (init_alias_analysis): Correct whitespace.
14993 * bb-reorder.c (fix_edges_for_rarely_executed_code,
14994 partition_hot_cold_basic_blocks): Likewise.
14995 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
14996 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
14997 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
14998 fold_builtin_snprintf_chk, fold_builtin_printf,
14999 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15000 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15001 * cfgcleanup.c (cleanup_cfg): Likewise.
15002 * cfgexpand.c (tree_expand_cfg): Likewise.
15003 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15004 * function.c (get_next_funcdef_no): Likewise.
15005 * gengtype.c (main): Likewise.
15006 * genmodes.c (main): Likewise.
15007 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15008 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15009 * ifcvt.c (noce_emit_move_insn): Likewise.
15010 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15012 * stor-layout.c (get_best_mode): Likewise.
15013 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15014 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15015 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15016 perform_var_substitution, solve_graph): Likewise.
15017 * tree-vrp.c (vrp_finalize): Likewise.
15019 2007-02-01 Ian Lance Taylor <iant@google.com>
15021 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15022 high part of a paradoxical subreg, return a constant zero.
15024 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15026 * toplev.c (lang_dependent_init): Call init_set_costs.
15027 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15029 2007-02-01 Richard Guenther <rguenther@suse.de>
15031 PR middle-end/30656
15032 * fold-const.c (fold_negate_expr): Allow negating a
15033 constant if overflow does not change.
15035 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15037 * doc/c-tree.texi (Expression trees): Improve markup.
15038 * doc/tm.texi (Register Classes, Addressing Modes)
15039 (Floating Point): Fix spacing after abbreviations. Fix some
15042 2007-02-01 Ben Elliston <bje@au.ibm.com>
15044 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15045 * doc/contrib.texi: Likewise.
15046 * doc/install.texi: Likewise.
15048 2007-01-31 Richard Henderson <rth@redhat.com>
15049 Ian Lance Taylor <iant@google.com>
15051 * lower-subreg.c: New file.
15052 * rtl.def (CONCATN): Define.
15053 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15054 pass_lower_subreg2.
15055 * emit-rtl.c (update_reg_offset): New static function, broken out
15056 of gen_rtx_REG_offset.
15057 (gen_rtx_REG_offset): Call update_reg_offset.
15058 (gen_reg_rtx_offset): New function.
15059 * regclass.c: Revert patch of 2006-03-05, restoring
15061 (clear_reg_info_regno): New function.
15062 * dwarf2out.c (concatn_loc_descriptor): New static function.
15063 (loc_descriptor): Handle CONCATN.
15064 * common.opt (fsplit_wide_types): New option.
15065 * opts.c (decode_options): Set flag_split_wide_types when
15067 * timevar.def (TV_LOWER_SUBREG): Define.
15068 * rtl.h (gen_reg_rtx_offset): Declare.
15069 (reg_scan_update): Declare.
15070 * regs.h (clear_reg_info_regno): Declare.
15071 * tree-pass.h (pass_lower_subreg): Declare.
15072 (pass_lower_subreg2): Declare.
15073 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15074 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15075 -fsplit-wide-types.
15076 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
15077 * Makefile.in (OBJS-common): Add lower-subreg.o.
15078 (lower-subreg.o): New target.
15080 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15082 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
15084 2007-01-31 Anatoly Sokolov <aesok@post.ru>
15087 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
15089 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15091 PR middle-end/29335
15092 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
15094 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
15096 * cfgloop.h: Include vec-prim.h.
15097 (enum li_flags): Remove LI_ONLY_OLD.
15098 (loop_iterator): Changed.
15099 (fel_next, fel_init): Iterate over loop tree.
15100 (FOR_EACH_LOOP_BREAK): New macro.
15101 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
15103 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
15104 * modulo-sched.c (sms_schedule): Ditto.
15105 * tree-vectorizer.c (vectorize_loops): Ditto.
15106 * doc/loop.texi: Update information on loop numbering and behavior of
15107 FOR_EACH_LOOP wrto new loops.
15108 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
15109 add_to_evolution_1): Test nestedness of loops instead of comparing
15111 * tree-chrec.c (chrec_fold_plus_poly_poly,
15112 chrec_fold_multiply_poly_poly, chrec_evaluate,
15113 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
15114 reset_evolution_in_loop): Ditto.
15115 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
15117 2007-01-31 Dirk Mueller <dmueller@suse.de>
15119 * c-common.c (warn_about_parentheses): Separate warning about
15120 un-parenthized sequence of comparison operators from the one
15121 which is supposed to warn about x <= y <= z.
15123 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
15125 * optabs.h (enum optab_index): Add new OTI_isinf.
15126 (isinf_optab): Define corresponding macro.
15127 * optabs.c (init_optabs): Initialize isinf_optab.
15128 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
15130 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
15131 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
15133 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
15134 expand_builtin_interclass_mathfn.
15135 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
15136 * config/i386/i386.md (UNSPEC_FXAM): New constant.
15137 (fxam<mode>2_i387): New insn pattern.
15138 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
15139 built-in functions as x87 inline asm.
15141 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15143 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
15145 2007-01-30 Eric Christopher <echristo@apple.com>
15147 * config.gcc: Add geode.
15149 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15151 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
15152 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
15153 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
15154 value-prof.c: Fix comment typos.
15156 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15159 * doc/invoke.texi (Wpointer-arith): Document warning.
15161 2007-01-30 Janis Johnson <janis187@us.ibm.com>
15163 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
15164 the list of discrepancies from the draft TR.
15166 2007-01-30 Dirk Mueller <dmueller@suse.de>
15169 * doc/invoke.texi (-Wreturn-type): Update description to
15170 match new behavior.
15172 2007-01-30 Richard Sandiford <richard@codesourcery.com>
15174 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
15176 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
15178 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
15179 to handle optabs that operate on floating point input argument and
15180 output to integer output.
15181 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
15182 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
15183 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
15184 expand_builtin_interclass_mathfn ().
15185 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
15186 (ilogbsi2): Remove.
15187 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
15188 ilogbl built-in functions as x87 intrinsics.
15190 2007-01-30 Richard Guenther <rguenther@suse.de>
15192 PR middle-end/27657
15193 * dwarf2out.c (reference_to_unused): Query varpool if the
15194 variable was output.
15196 2007-01-30 Richard Guenther <rguenther@suse.de>
15198 PR middle-end/30313
15199 * passes.c (execute_one_pass): Reset in_gimple_form to not
15200 confuse non-unit-at-a-time mode.
15202 2007-01-29 Roger Sayle <roger@eyesopen.com>
15203 Richard Guenther <rguenther@suse.de>
15205 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
15206 avoid undefined behaviour on overflow. Use force_fit_type_double
15207 to construct the constant with the specified TREE_OVERFLOW.
15209 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15211 * config/dfp-bit.c: Add parameterized support for fp exceptions.
15212 * config/dfp-bit.h: Ditto.
15214 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15216 * c-decl.c (pop_scope): Replace warnings with call to
15217 warn_for_unused_label.
15218 * c-common.h (warn_for_unused_label): Declare.
15219 * c-common.c (warn_for_unused_label): Define.
15221 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15223 * tree-optimize.c (update_inlined_to_pointers): Delete unused
15226 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15228 * Makefile.in (USER_H): Remove decfloat.h.
15229 * ginclude/decfloat.h: Delete, moving contents to ...
15230 * ginclude/float.h: Add support for decimal floating point,
15231 guarded by __STDC_WANT_DEC_FP__.
15233 2007-01-29 Mike Stump <mrs@apple.com>
15235 * doc/gccint.texi (Top): Rename Loop Representation to Loop
15236 Analysis and Representation to resolve case insensitive conflict.
15237 * doc/loop.texi (Loop Analysis and Representation): Likewise.
15239 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
15241 * tree.h (struct tree_memory_tag): Add aliases member.
15242 (MTAG_ALIASES): New macro.
15243 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
15244 (add_may_alias): Remove pointer-set. Update for may_aliases being
15246 (mark_aliases_call_clobbered): Update for may_aliases being a
15248 (compute_tag_properties): Ditto.
15249 (create_partition_for): Ditto.
15250 (compute_memory_partitions): Ditto.
15251 (dump_may_aliases_for): Ditto.
15252 (is_aliased_with): Ditto.
15253 (add_may_alias_for_new_tag): Ditto.
15254 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
15255 (compute_is_aliased): New function.
15256 (compute_may_aliases): Call compute_is_aliased).
15257 (init_alias_info): Initialize alias_bitmap_obstack.
15258 (union_alias_set_into): New function.
15259 (compute_flow_sensitive_aliasing): Use union_aliases_into.
15260 (have_common_aliases_p): Rewrite to take two bitmaps and use
15262 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
15263 Update for bitmaps.
15264 (finalize_ref_all_pointers): Update for add_may_alias changes.
15265 (new_type_alias): Ditto.
15266 * tree-flow-inline.h (may_aliases): Return a bitmap.
15267 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
15268 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
15269 may_aliases being a bitmap.
15270 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
15271 may_aliases now returns a bitmap.
15272 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
15274 * tree-ssa-operands.c (add_virtual_operand): Update for
15275 may_aliases being a bitmap.
15277 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
15279 PR tree-optimization/30630
15280 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
15281 variable as changed.
15283 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
15286 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
15287 expanded only once even if an error occurs.
15289 2007-01-29 Ben Elliston <bje@au.ibm.com>
15291 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
15292 (__gcov_average_profiler): Likewise.
15293 (__gcov_ior_profiler): Likewise.
15294 (__gcov_merge_ior): Likewise.
15296 2007-01-28 Jan Hubicka <jh@suse.cz>
15298 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
15299 * value-prof.c (stringop_block_profile): Likewise.
15301 2007-01-28 Jan Hubicka <jh@suse.cz>
15303 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
15304 Add variant handling histograms; add wrapper.
15305 (clear_storage_via_libcall): Export.
15306 (emit_block_move_hints): Break out from ...; add histograms.
15307 (emit_block_move): ... this one.
15308 (clear_storage_hints): Break out from ...; add histograms.
15309 (clear_storage): ... this one.
15310 (set_storage_via_memset): Handle histogram.
15311 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
15312 (clear_storage_hints, clear_storage_via_libcall): Declare.
15313 (set_storage_via_setmem): Update prototype.
15314 * doc/md.texi (movmem, setmem): Document new arguments.
15316 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
15317 Add new histograms.
15318 (stringop_block_profile): New global function.
15319 (tree_stringops_values_to_profile): Profile block size and alignment.
15320 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
15322 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
15323 (stringop_block_profile): Declare.
15324 * builtins.c: Include value-prof.h.
15325 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
15326 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
15327 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
15328 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
15329 * profile.c (instrument_values): Add new counters.
15330 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
15332 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
15333 (tree_init_edge_profiler): Build new profilers.
15334 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
15335 (pass_tree_profile): Add dump.
15336 (tree_profile_hooks): Update.
15337 * Makefile.in (LIBGCOV): Add new constants.
15338 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
15339 __gcov_ior_profiler): New.
15340 * i386.md (movmem/setmem expanders): Add new optional arguments.
15342 2007-01-28 David Edelsohn <edelsohn@gnu.org>
15344 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
15346 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15348 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
15349 (tree_unswitch_single_loop): Pass eni_size_weights to
15350 tree_num_loop_insns.
15351 * tree-ssa-loop-manip.c: Include tree-inline.h.
15352 (can_unroll_loop_p): Pass eni_size_weights to
15353 tree_num_loop_insns.
15354 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
15355 Pass eni_size_weights to estimate_num_insns.
15356 * tree.h (init_inline_once): Export.
15357 * toplev.c (backend_init): Call init_inline_once.
15358 * cgraphunit.c (cgraph_process_new_functions,
15359 cgraph_analyze_function): Pass eni_inlining_weights to
15360 estimate_num_insns.
15361 * ipa-inline.c (compute_inline_parameters): Ditto.
15362 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
15363 to estimate_num_insns.
15364 (try_unroll_loop_completely): Pass eni_size_weights to
15365 tree_num_loop_insns.
15366 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
15367 ot estimate_num_insns.
15368 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
15369 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
15370 * tree-inline.c (eni_inlining_weights, eni_size_weights,
15371 eni_time_weights): New variables.
15372 (init_inline_once): Initialize them.
15373 (struct eni_data): Mew.
15374 (estimate_num_insns_1, estimate_num_insns): Use weights.
15375 * tree-inline.h (struct eni_weights_d): New.
15376 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
15377 (estimate_num_insns): Declaration changed.
15378 * cfgloop.h (tree_num_loop_insns): Declaration changed.
15379 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
15380 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
15382 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15384 * tree-data-ref.c (conflict_fn): Assert that the number of affine
15385 relations in the conflict function is valid.
15387 2007-01-27 Ian Lance Taylor <iant@google.com>
15389 * common.opt: Add fstrict-overflow.
15390 * opts.c (decode_options): Set flag_strict_overflow if -O2.
15391 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
15392 (TYPE_OVERFLOW_UNDEFINED): Define.
15393 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
15395 * tree.h (TYPE_TRAP_SIGNED): Don't define.
15396 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
15397 (fold_negate_expr): Likewise.
15398 (make_range): Likewise.
15399 (extract_muldiv_1): Likewise.
15400 (maybe_canonicalize_comparison): Likewise.
15401 (fold_comparison): Likewise.
15402 (fold_binary): Likewise.
15403 (tree_expr_nonnegative_p): Likewise.
15404 (tree_expr_nonzero_p): Likewise.
15405 * tree-vrp.c (compare_values): Likewise.
15406 (extract_range_from_binary_expr): Likewise.
15407 (extract_range_from_unary_expr): Likewise.
15408 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
15410 (nowrap_type_p): Likewise.
15411 * tree-scalar-evolution.c (simple_iv): Likewise.
15412 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
15413 (build_range_check): Likewise.
15414 (extract_muldiv_1): Likewise.
15415 (fold_comparison): Likewise.
15416 * tree-vrp.c (vrp_int_const_binop): Likewise.
15417 (extract_range_from_unary_expr): Likewise.
15418 * convert.c (convert_to_integer): Likewise.
15419 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
15420 (fold_comparison): Likewise.
15421 (fold_binary): Likewise.
15422 * optabs.c (optab_for_tree_code): Likewise.
15423 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
15424 * simplify-rtx.c (simplify_const_relational_operation): Check
15425 flag_strict_overflow and flag_trapv.
15426 (simplify_const_relational_operation): Likewise.
15427 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
15428 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
15431 2007-01-27 Roger Sayle <roger@eyesopen.com>
15433 * tree.c (tree_fold_gcd): Delete.
15434 * tree.h (tree_fold_gcd): Remove prototype.
15435 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
15436 test whether one constant integer is a multiple of another. Instead
15437 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
15438 * fold-const.c (multiple_of_p): We've determined both TOP and
15439 BOTTOM are integer constants so we can call int_const_binop directly
15440 instead of the more generic const_binop.
15442 2007-01-27 Roger Sayle <roger@eyesopen.com>
15444 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
15445 1*X check that the constant hasn't overflowed, to preserve the
15447 (round_up): Provide an efficient implementation when rouding-up an
15448 INTEGER_CST to a power-of-two.
15450 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15452 * doc/sourcebuild.texi: Add comma for clarity.
15453 * doc/extend.texi: Fix some typos.
15454 * doc/passes.texi: Likewise.
15455 * doc/cppinternals.texi: Likewise.
15456 * doc/c-tree.texi: Likewise.
15457 * doc/tree-ssa.texi: Likewise.
15458 * doc/install.texi: Likewise.
15460 2007-01-27 Jan Hubicka <jh@suse.cz>
15462 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
15463 (pass_sra): Do not require alias information.
15464 * passes.c (init_optimization_passes): Add SRA
15466 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
15468 * tracer.c (rest_of_handle_tracer): We already cleaned
15469 up the CFG in tracer() so don't do it here again.
15470 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
15471 cleanup_cfg here, either. And don't call renumber_insns.
15473 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
15474 and BB_HEAD are in the insn stream here. Instead make sure
15475 that BB_INSN is valid on all insns. Also, do check here that
15476 there are no pending branch predictions...
15477 (rtl_verify_flow_info): ...instead of doing it here. Checks
15478 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
15481 2007-01-26 Roger Sayle <roger@eyesopen.com>
15483 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
15484 function to simplify/factorize operand order canonicalization.
15485 (ix86_fixup_binary_operands): Reorganize using the above function.
15486 (ix86_binary_operator_ok): Likewise.
15488 2007-01-27 Jakub Jelinek <jakub@redhat.com>
15490 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
15491 file scope from optimize_attrs.
15492 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
15494 (optimize_attrs): Clear insn_code_values after freeing it.
15496 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15498 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
15499 a parts.base assignment.
15501 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15503 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
15504 (compute_subscript_distance, initialize_data_dependence_relation,
15505 finalize_ddr_dependent, analyze_ziv_subscript,
15506 analyze_siv_subscript_cst_affine,
15507 compute_overlap_steps_for_affine_univar,
15508 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15509 analyze_siv_subscript, analyze_miv_subscript,
15510 analyze_overlapping_iterations, subscript_dependence_tester_1,
15511 compute_self_dependence, free_dependence_relation): Work
15512 with affine_fn instead of chrecs.
15513 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
15514 common_affine_function, affine_function_base,
15515 affine_function_constant_p, affine_fn_op, affine_fn_plus,
15516 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
15517 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
15518 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
15519 (all_chrecs_equal_p): Removed.
15520 * tree-data-ref.h (affine_fn, conflict_function): New types.
15521 (struct subscript): Change type of conflicting_iterations_in_a
15522 and conflicting_iterations_in_b.
15524 2007-01-26 Steve Ellcey <sje@cup.hp.com>
15527 * config/pa/pa.h (TARGET_HPUX_11): New.
15528 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
15529 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
15531 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
15532 Richard Guenther <rguenther@suse.de>
15534 * tree-ssa-structalias.c (solve_graph): Handle case
15535 we merged the variable to another.
15537 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15539 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
15542 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
15543 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
15545 2007-01-25 DJ Delorie <dj@redhat.com>
15547 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
15548 allow changes to modes which don't fit in those registers.
15550 * reload1.c (choose_reload_regs): Check for invalid subregs before
15551 computing their locations, not after.
15553 2007-01-25 Geoffrey Keating <geoffk@apple.com>
15556 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
15557 save Altivec registers in an eh_return function.
15558 (compute_vrsave_mask): Likewise.
15559 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
15560 for saving Altivec registers.
15561 (rs6000_emit_prologue): Don't allocate stack twice in
15562 eh_return function. Correct expected value of altivec_save_offset
15563 when using save_world. Describe save of R0 to stack when using
15564 save_world. Describe stack pointer adjustment when using
15565 save_world. Remove duplicated eh_return parameter register saving.
15566 Update sp_offset variable after save_world.
15567 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
15569 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
15570 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
15573 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15575 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
15577 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15580 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
15581 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
15583 2007-01-25 Richard Guenther <rguenther@suse.de>
15585 * doc/invoke.texi (-Wcoverage-mismatch): Document.
15586 * common.opt (-Wcoverage-mismatch): New warning option.
15587 * coverage.c (get_coverage_counts): Ignore coverage mismatch
15588 if -Wcoverage-mismatch is given.
15590 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
15592 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
15593 (ipcp_driver): Change to static definition.
15594 Add dumping of the ifunctions.
15595 (constant_val_insert): Remove unused parameter. Support for SSA.
15596 (ipcp_propagate_const): Support for SSA.
15597 (ipcp_profile_bb_print): Print only analyzed nodes.
15598 (ipcp_replace_map_create): Remove support for Fortran constant
15600 * ipa-prop.c (ipa_method_modify_stmt,
15601 ipa_callsite_compute_param): Support for SSA.
15602 * ipa-prop.h (ipcp_driver): Remove declaration.
15603 (IS_VALID_TREE_MAP_INDEX): Add define.
15605 2007-01-24 Geoffrey Keating <geoffk@apple.com>
15607 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
15609 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15611 PR middle-end/30447
15612 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
15613 constant argument to cabs and do it without checking for
15614 -funsafe-math-optimizations.
15616 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
15618 * c-common.h (RID_FIRST_CXX0X): New.
15619 (RID_LAST_CXX0X): New.
15620 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
15622 * c.opt (Wc++0x-compat): New.
15623 * doc/invoke.texi (-Wc++0x-compat): Document.
15625 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15627 * builtins.c (fold_builtin_carg): New.
15628 (fold_builtin_1): Use it.
15630 2007-01-24 Jan Hubicka <jh@suse.cz>
15632 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
15634 * ipa-inline.c (initial_insns, max_insns): Delete.
15635 (compute_max_insns): New function.
15636 (cgraph_decide_inlining_of_small_function): Use it; take minimal
15637 amount of insns as base for code growth.
15638 (cgraph_decide_inlining): Make initial_insns local; do not compute
15640 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
15641 * doc/invoke.texi (inline-unit-growth): Update docs.
15643 2007-01-24 Jakub Jelinek <jakub@redhat.com>
15645 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
15646 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
15647 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
15648 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
15649 for CPUs that have PTA_CX16 set.
15651 PR middle-end/27416
15652 * gimplify.c (omp_check_private): New function.
15653 (gimplify_scan_omp_clauses): Use it for
15654 firstprivate/lastprivate/reduction.
15656 PR middle-end/30494
15657 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
15658 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
15660 PR middle-end/30421
15661 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
15662 If lower_lastprivate_clauses emits some statements, append them
15663 to dlist rather than body_p and to body_p append an initializer.
15664 (lower_omp_for): Adjust caller.
15666 2007-01-24 Steve Ellcey <sje@cup.hp.com>
15668 * target.h (globalize_decl_name): New.
15669 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15670 * output.h (default_globalize_decl_name): New.
15671 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
15673 (globalize_decl): Ditto.
15674 (default_globalize_decl_name): New.
15675 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
15676 (ia64_handle_version_id_attribute): New.
15677 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15678 (ia64_asm_output_external): Use globalize_decl_name instead
15679 of globalize_label.
15680 * doc/extend.texi (version_id): New pragma.
15681 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
15683 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15685 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
15686 _uleb128_t and _Unwind_SWord with _sleb128_t.
15687 * unwind-dw2.c (extract_cie_info, execute_stack_op,
15688 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
15690 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
15691 * unwind-pe.h (read_uleb128, read_sleb128,
15692 read_encoded_value_with_base): Likewise.
15693 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
15695 2007-01-24 Richard Guenther <rguenther@suse.de>
15697 * builtins.c (expand_builtin_cexpi): Get the fndecl
15698 for cexp in the correct way.
15700 2007-01-24 Jan Hubicka <jh@suse.cz>
15702 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
15705 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15707 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
15708 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
15709 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
15710 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
15711 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
15712 __SIZEOF_PTRDIFF_T__.
15713 * doc/cpp.texi: Documentation for the new builtin macros added.
15715 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
15717 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
15718 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
15719 instead of operands[2] to avoid access past the end of array.
15721 2007-01-24 Richard Sandiford <richard@codesourcery.com>
15723 * reload1.c (emit_reload_insns): Pass the reload register
15724 for a non-spill output reload through forget_old_reloads_1.
15726 2007-01-23 Joseph Myers <joseph@codesourcery.com>
15728 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15729 _SOFT_DOUBLE if doubles use software floating-point.
15730 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
15731 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15732 * config/rs6000/darwin-ldouble.c: Also compile functions for
15733 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
15734 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15735 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
15736 commented-out long double override.
15737 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
15738 * config/rs6000/eabispe.h: Likewise.
15739 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
15740 long double for non-SPE.
15741 (rs6000_handle_option): Likewise.
15742 (invalid_e500_subreg): Disallow more subregs involding DImode,
15743 DFmode, TImode or TFmode.
15744 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
15746 (legitimate_lo_sum_address_p): Also check for TFmode for E500
15748 (rs6000_legitimize_address): Also handle TFmode for E500 double.
15749 (rs6000_legitimize_reload_address): Also handle TFmode for E500
15751 (rs6000_legitimate_address): Also check for TFmode for E500
15753 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
15754 (spe_build_register_parallel): Handle TFmode and TCmode.
15755 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
15757 (function_arg): Handle TFmode and TCmode for E500 double.
15758 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
15760 (print_operand): Handle TFmode and TImode for %y.
15761 (rs6000_generate_compare): Handle TFmode comparisons for E500
15763 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
15764 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
15765 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
15766 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
15767 TFmode for E500 double.
15768 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
15769 (floatsidf2): Enable for E500 double.
15770 (movtf_softfloat): Use rs6000_nonimmediate_operand.
15771 (extenddftf2): Change to extenddftf2_fprs.
15772 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
15773 depending on TARGET_E500_DOUBLE.
15774 (extendsftf2): Enable for E500 double.
15775 (trunctfdf2): Enable for E500 double.
15776 (trunctfsf2): Change to trunctfsf2_fprs.
15777 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
15778 depending on TARGET_E500_DOUBLE.
15779 (floatsitf2): Enable for E500 double.
15780 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
15781 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
15782 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
15783 (negtf2): Change to negtf2_internal.
15784 (negtf2): New expander.
15785 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
15786 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
15787 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
15788 (movdi_internal32): Use rs6000_nonimmediate_operand.
15789 (unnamed splitter): Likewise.
15790 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
15791 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
15792 (SPE64TF, DITI): New mode macros.
15793 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
15796 (frob_<mode>_di_2): New.
15797 (frob_tf_di_8_2): New.
15798 (frob_di_df): Change to frob_di_<mode>; allow more modes.
15800 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
15802 (frob_ti_<mode>_8_2): New.
15803 (frob_ti_tf_2): New.
15804 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
15805 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
15807 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
15808 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
15809 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
15810 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
15811 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
15812 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
15815 2007-01-23 Ian Lance Taylor <iant@google.com>
15817 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
15819 (OBJS-archive): Reformat, alphabetize.
15820 (OBJS): Change out_object_file to OBJS-md.
15822 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
15824 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
15825 JUMP_P and CALL_P predicates where applicable.
15826 * config/i386/i386.c: Ditto.
15827 * config/i386/i386.md: Ditto.
15828 * config/i386/mmx.md: Ditto.
15829 * config/i386/predicates.md: Ditto.
15831 2007-01-22 Andreas Schwab <schwab@suse.de>
15833 * config/m68k/m68k.h: Fix comment.
15835 2007-01-22 Jan Hubicka <jh@suse.cz>
15837 * passes.c (init_optimization_passes): Do not rerun
15838 pass_early_warn_uninitialized.
15840 2007-01-22 Richard Guenther <rguenther@suse.de>
15842 PR tree-optimization/30038
15843 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
15845 (execute_cse_sincos_1): Likewise.
15846 (execute_cse_sincos): Likewise.
15847 (gate_cse_sincos): Likewise.
15848 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
15849 the cexpi() canonicalization of sincos().
15850 * tree-pass.h (pass_cse_sincos): Declare.
15851 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
15853 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
15855 PR rtl-optimization/29329
15856 * combine.c (replaced_rhs_insn): Rename to i2mod.
15857 (replaced_rhs_value): Rename to i2mod_new_rhs.
15858 (i2mod_old_rhs): New global variable.
15859 (combine_instructions): Adjust for above change. Save a copy of
15860 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
15861 note are substituted in the second instruction.
15862 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
15863 ditch the note if it pertains to the second eliminated register
15864 and this register is mentioned in i2mod_old_rhs.
15867 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
15869 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
15870 the insn to which the note was originally attached.
15872 2007-01-21 Jan Hubicka <jh@suse.cz>
15874 * ipa-inline.c (inlining_mode): Comment, move up.
15875 (cgraph_decide_inlining_incrementally): Do not perform inlining
15876 itself; fix handling of flattening of self recursive functions.
15877 (cgraph_find_cycles): Remove.
15878 (cgraph_flatten_node): Remove.
15879 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
15880 (try_inline): New function.
15881 (cgraph_early_inlining): Update call of
15882 cgraph_decide_inlining_incrementally. Apply inlining here.
15883 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
15885 2007-01-21 Dirk Mueller <dmueller@suse.de>
15888 * tree-vrp.c (check_array_bounds): do not warn
15889 about ADDR_EXPR's of ARRAY_REF's which are immediately
15890 used in binary expressions.
15892 2007-01-21 Ira Rosen <irar@il.ibm.com>
15894 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
15895 read_write_dep and macros for its access.
15896 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
15897 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
15898 argument, call vect_check_interleaving for every independent pair of
15899 data-refs. Mark loads that access the same memory location as a store
15901 (vect_check_dependences): Remove.
15902 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
15903 call, fix the call to vect_analyze_data_ref_dependence.
15904 (vect_analyze_data_ref_access): For statements that access the same
15905 data-ref, check that they are not stores; for loads, check that there
15906 is no store that access the same location.
15908 2007-01-20 Roger Sayle <roger@eyesopen.com>
15909 Joseph Myers <joseph@codesourcery.com>
15911 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
15912 (-fdump-rtl-stack): Likewise.
15913 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
15914 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
15915 (-mpt-fixed): Use @minus{} for minus sign.
15916 (Using Precompiled Headers): Fix under/overfull hbox.
15918 2007-01-20 Jan Hubicka <jh@suse.cz>
15920 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
15921 place within annotation.
15923 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15925 * pa.c (output_move_double): Change array size of xoperands to 4.
15927 2007-01-20 Jan Hubicka <jh@suse.cz>
15929 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
15932 2007-01-19 Ian Lance Taylor <iant@google.com>
15934 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
15935 constant to unsigned HOST_WIDE_INT before negating.
15937 2007-01-19 Ian Lance Taylor <iant@google.com>
15939 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
15941 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
15942 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
15943 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
15944 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
15945 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
15946 (realloc_vdef, realloc_vuse): Change second parameter to
15948 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
15949 fields to unsigned.
15950 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
15951 unsigned. Change x and lim locals to unsigned.
15952 (realloc_vdef, realloc_vuse): Change num_elem parameter to
15954 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
15955 (copy_virtual_operands): Change i and n locals to unsigned.
15957 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15959 PR middle-end/29335
15960 * builtins.c (fold_builtin_1): Handle builtin fdim.
15962 2007-01-20 Jan Hubicka <jh@suse.cz>
15964 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
15965 * tree-ssa-structalias.c (compute_points_to_sets): Do call
15966 init_alias_heapvars.
15967 (init_alias_heapvars): Initialize only when not already initialized.
15968 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
15970 2007-01-19 Roger Sayle <roger@eyesopen.com>
15972 * common.opt (fsigned-zeros): New command line option.
15973 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
15974 of flag_unsafe_math_optimizations.
15975 * opts.c (set_fast_math_flags): The -ffast-math command line option
15976 implies -fno-signed-zeros.
15977 (fast_math_flags_set_p): Likewise.
15979 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
15980 the documentation of -ffast-math appropriately. Wrap long lines.
15982 2007-01-19 Steve Ellcey <sje@cup.hp.com>
15984 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
15985 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
15987 2007-01-19 Tomas Bily <tbily@suse.cz>
15989 * cgraphunit.c (cgraph_finalize_function): Updating of pid
15991 (tree_init_ic_make_global_vars): New function
15992 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
15993 (tree_gen_ic_profiler): New function
15994 (tree_gen_ic_func_profiler): New function
15995 (tree_profiling): Added calling of tree_gen_ic_func_profiler
15996 (tree_profile_hooks): Added hook for indirec/virtual calls
15997 * value-prof.c (tree_find_values_to_profile): New case for
15999 (tree_values_to_profile): Call for determining indirect/virtual
16001 (tree_indirect_call_to_profile): New function
16002 (tree_ic_transform): New function
16003 (tree_ic): New function
16004 (find_func_by_pid): New function
16005 (init_pid_map): New function
16006 (tree_value_profile_transformations): Added check for
16007 indirect/virtual call transformation
16008 * value-prof.h (enum hist_type): New counter type for
16009 indirect/virtual calls
16010 (profile_hooks): Added new hook for profiling indirect/virtual
16012 * profile.c (instrument_values): New case for indirect/virtual
16014 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16015 (GCOV_COUNTER_V_INDIR): New counter type
16016 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16017 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16019 * cgraph.c: Definition of cgraph_max_pid
16020 (cgraph_create_node): Default init of pid attribute
16021 * cgraph.h: Declaration of cgraph_max_pid
16022 (struct cgraph_node): Added pid attribute
16023 * libgcov.c (__gcov_indirect_call_profiler): New function
16024 (__gcov_one_value_profiler_body): New function
16025 (__gcov_one_value_profiler): Body was moved to
16026 __gcov_one_value_profiler_body and calls it
16028 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16030 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16031 * gengtype.c (write_types_data, write_func_for_structure,
16032 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16033 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16034 (walk_type, write_func_for_structure): Generate the mark_hook if
16037 2007-01-19 Jan Hubicka <jh@suse.cz>
16039 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16040 'early' argument take inlining mode argument specifying whether to
16041 inline for size/speeed or all functions; add support for flattening;
16043 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16045 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16048 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16049 the name of the declared identifier.
16051 2007-01-19 Dirk Mueller <dmueller@suse.de>
16053 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16054 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16055 duplicate evaluation.
16057 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16059 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16060 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16061 to XFMode, use acosxf2 and truncate result to requested mode.
16062 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16063 (asin<mode>2): Similarly, with asin expanders.
16064 (*fscalexf4_i387): Rename from *fscalexf4.
16065 (expNcorexf3): New expander.
16066 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16067 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16068 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16069 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16070 patterns for SSE math.
16071 (exp10<mode>2): Similarly, with exp10 expanders.
16072 (exp2<mode>2): Similarly, with exp2 expanders.
16073 (expm1<mode>2): Similarly, with expm1 expanders.
16074 (ldexp<mode>3): Similarly, with ldexp expanders.
16075 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16076 Use gen_truncxf<mode>2_i387_noop to truncate result.
16078 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16080 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
16081 for ColdFire targets.
16083 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
16084 Richard Sandiford <richard@codesourcery.com>
16086 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
16087 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
16088 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
16089 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
16090 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16091 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16093 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16095 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
16096 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
16097 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
16098 (*adddi_dilshr32_cf): New pattern.
16099 (adddi3, subdi3): Remove first alternatives.
16101 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16103 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
16104 implemented using move.l, do not use its cc result for floating-point
16107 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16109 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
16110 from accepting 's' constraints if flag_pic.
16112 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16114 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
16115 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
16116 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
16117 condition from TARGET_68881 to TARGET_HARD_FLOAT.
16119 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
16121 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
16122 ColdFire alternatives.
16123 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
16124 * config/m68k/m68k.md (clzsi2): Define for ColdFire
16125 architectures that support ff1 instruction.
16127 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16128 Julian Brown <julian@codesourcery.com>
16130 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
16131 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
16132 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
16135 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16137 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
16139 (output_move_const_into_data_reg, output_move_simode_const): Delete.
16140 * config/m68k/m68k.c (const_method, const_int_cost): Take a
16141 HOST_WIDE_INT instead of an rtx.
16142 (m68k_rtx_costs): Update call accordingly.
16143 (output_move_const_into_data_reg): Likewise. Fix formatting.
16144 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
16146 (output_move_simode_const): Update calls after above changes.
16147 Rework to use automatic variables and predicates like MEM_P.
16148 * config/m68k/m68k.md (pushexthisi_const): Update call to
16151 2007-01-19 Dirk Mueller <dmueller@suse.de>
16153 * tree-ssa-alias.c (perform_var_substitution): Fix typo
16154 in dump_flags test.
16156 2007-01-19 Richard Guenther <rguenther@suse.de>
16158 * builtins.c (expand_builtin_cexpi): Fall back to expanding
16159 via cexp in case sincos is not available.
16161 2007-01-19 Richard Guenther <rguenther@suse.de>
16163 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
16164 * defaults.h (TARGET_HAS_SINCOS): Default to off.
16165 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
16166 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
16167 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
16168 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
16169 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
16170 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
16172 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16174 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
16176 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
16177 (atan2xf3): Directly generate RTL pattern.
16178 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
16179 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16180 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16181 disable patterns for SSE math.
16182 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
16183 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16184 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16185 disable patterns for SSE math.
16187 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
16189 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
16191 2007-01-18 Roger Sayle <roger@eyesopen.com>
16193 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
16194 VIEW_CONVERT_EXPR to the same type as it's operand.
16196 2007-01-18 David Edelsohn <edelsohn@gnu.org>
16198 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
16199 configured for long double 128.
16201 2007-01-18 Mike Stump <mrs@apple.com>
16203 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
16206 2007-01-18 Michael Meissner <michael.meissner@amd.com>
16208 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
16211 2007-01-18 Jan Hubicka <jh@suse.cz>
16213 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
16214 greater than NUM_VOP_FREE_BUCKETS.
16216 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
16218 * tree-ssa-structalias.c: Update comments.
16219 (ptabitmap_obstack): Removed.
16220 (pta_obstack): New.
16221 (oldpta_obstack): Ditto.
16222 (stats): Add a few members.
16223 (struct variable_info): Remove node, complex, address_taken, and
16224 indirect_target members. Add oldsolution member.
16225 (new_var_info): Do not initialize removed members.
16226 (constraint_expr_type): Remove INCLUDES.
16227 (constraint_graph): Add size, implicit_preds, rep,
16228 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
16229 (FIRST_REF_NODE): New macro.
16230 (LAST_REF_NODE): Ditto.
16231 (FIRST_ADDR_NODE): Ditto.
16232 (find): New function.
16234 (dump_constraint): Do not handle INCLUDES.
16235 (insert_into_complex): Do not insert duplicate constraints.
16236 (condense_varmap_nodes): Renamed and rewritten into ...
16237 (merge_node_constraints): This. Also fix bug in handling of
16238 offseted copy constraints.
16239 (clear_edges_for_node): No longer need to deal with preds at all,
16240 or removing associated preds/succs.
16241 (merge_graph_nodes): Deal with indirect_cycles.
16242 Don't deal with predecessors.
16243 (add_implicit_graph_edge): New function.
16244 (add_pred_graph_edge): Ditto.
16245 (add_graph_edge): Don't deal with predecessors.
16246 (build_constraint_graph): Removed.
16247 (build_pred_graph): New function.
16248 (build_succ_graph): Ditto.
16249 (struct scc_info): Removed in_component. Added roots, dfs, and
16250 node_mapping. Remove visited_index, unification_queue.
16251 (scc_visit): Deal with union-find we do now.
16252 Deal with cycles with REF nodes.
16253 (collapse_nodes): Renamed and rewritten to ...
16254 (unify_nodes): This.
16255 (process_unification_queue): Removed.
16256 (topo_visit): Cleanup
16257 (do_da_constraint): Use find.
16258 (do_sd_constraint): Ditto.
16259 (do_ds_constraint): Ditto.
16260 (do_complex_constraint): Ditto.
16261 (init_scc_info): Update for removed and added members.
16262 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
16263 (find_indirect_cycles): This.
16264 (equivalence_class): New variable.
16265 (label_visit): New function.
16266 (perform_variable_substitution): Rewritten.
16267 (free_var_substitution_info): New function.
16268 (find_equivalent_node): Ditto.
16269 (move_complex_constraints): Ditto.
16270 (eliminate_indirect_cycles): Ditto.
16271 (solve_graph): Only propagate changed bits.
16272 Use indirect cycle elimination.
16274 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
16275 (tree_id_eq): Renamed to ...
16276 (tree_vi_eq): This. Update for member change
16277 (insert_id_for_tree): Renamed and rewritten to ...
16278 (insert_vi_for_tree): This.
16279 (lookup_id_for_tree): Renamed and rewritten to ...
16280 (lookup_vi_for_tree): This.
16281 (get_id_for_tree): Renamed and rewritten to ...
16282 (get_vi_for_tree): Ditto.
16283 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
16284 (process_constraint): Don't handle INCLUDES.
16285 Remove special ADDRESSOF case.
16286 (find_func_aliases): Rewrite to use vi functions instead of id
16288 (create_function_info_for): Ditto.
16289 (create_variable_info_for): Ditto.
16290 (intra_create_variable_infos): Ditto.
16291 (merge_smts_into): Ditto.
16292 (find_what_p_points_to): Ditto.
16293 (init_base_vars): Ditto.
16294 (init_alias_vars): Ditto.
16295 (remove_preds_and_fake_succs): New function.
16296 (dump_sa_points_to_info): Dump new stats.
16297 (dump_solution_for_var): Use find.
16298 (set_used_smts): Fix formatting.
16299 (compute_points_to_sets): Updated for new functions.
16300 (ipa_pta_execute): Ditto.
16302 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16303 Richard Sandiford <richard@codesourcery.com>
16305 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
16307 * calls.c (expand_call): If the return value is a PARALLEL,
16308 extract its first member.
16309 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
16310 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16311 use FUNCTION_EXTRA_EPILOGUE.
16312 (m68k_function_value): Return a PARALLEL if the return value
16313 is of a pointer type.
16314 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
16315 (FUNCTION_EXTRA_EPILOGUE): Remove.
16316 * config/m68k/m68k.md (D0_REG): New constant.
16318 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16320 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16321 output a NOP for empty epilogues.
16323 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16325 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
16326 before function. Extend register save check to include all
16327 registers, not just integer ones.
16329 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16331 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
16332 (m68k_use_return_insn): ...this.
16333 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
16334 * config/m68k/m68k.c (use_return_insn): Rename to...
16335 (m68k_use_return_insn): ...this.
16336 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
16337 of USE_RETURN_INSN.
16339 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16341 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
16342 nearest even, fix denormal rounding overflow.
16344 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16346 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
16347 f%$smove and f%$move.
16348 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
16349 (extendsfdf2_cf): Use fdmove instead of f%&move.
16350 (truncdfsf2_cf): Use fsmove instead of f%$smove.
16351 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
16353 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16355 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
16358 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16360 * real.h (real_format): Add a canonical_nan_lsbs_set field.
16361 (coldfire_single_format): Declare.
16362 (coldfire_double_format): Likewise.
16363 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
16364 of qnan_msb_set to determine the lower bits of a canonical
16366 (encode_ieee_double): Likewise.
16367 (encode_ieee_quad): Likewise.
16368 (ieee_single_format): Initialize canonical_nan_lsbs_set.
16369 (mips_single_format): Likewise.
16370 (ieee_double_format): Likewise.
16371 (mips_double_format): Likewise.
16372 (ieee_extended_motorola_format): Likewise.
16373 (ieee_extended_intel_96_format): Likewise.
16374 (ieee_extended_intel_128_format): Likewise.
16375 (ieee_extended_intel_96_round_53_format): Likewise.
16376 (ibm_extended_format): Likewise.
16377 (mips_extended_format): Likewise.
16378 (ieee_quad_format): Likewise.
16379 (mips_quad_format): Likewise.
16380 (vax_f_format): Likewise.
16381 (vax_d_format): Likewise.
16382 (vax_g_format): Likewise.
16383 (i370_single_format): Likewise.
16384 (i370_double_format): Likewise.
16385 (decimal_single_format): Likewise.
16386 (decimal_double_format): Likewise.
16387 (decimal_quad_format): Likewise.
16388 (c4x_single_format): Likewise.
16389 (c4x_extended_format): Likewise.
16390 (real_internal_format): Likewise.
16391 (coldfire_single_format): New real_format.
16392 (coldfire_double_format): Likewise.
16393 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
16394 canonical_nan_lsbs_set.
16395 (pdp11_d_format): Likewise.
16396 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
16397 if TARGET_COLDFIRE_CPU.
16399 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16401 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
16402 (output_call, m68k_legitimize_call_address): Declare.
16403 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
16404 parenthesees. Add support for a 'W' constraint.
16405 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
16406 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
16407 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
16408 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
16410 (override_options): Initialize them. Do not set flag_no_function_cse
16411 for TARGET_ID_SHARED_LIBRARY.
16412 (m68k_output_pic_call): Delete.
16413 (m68k_legitimize_call_address): New function.
16414 (print_operand): Remove the %o prefix. Handle the %p prefix.
16415 (output_call): New function.
16416 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
16417 target address from the GOT if symbolic jumps are not allowed.
16418 * config/m68k/m68k.md (call, general_operand): Do not set
16419 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
16420 Merge separate flag_pic and !flag_pic define_insns into...
16421 (*call, *call_value): ...these new patterns. Match the address
16422 rather than the containing MEM and require it to be a call_operand.
16423 Use output_call to generate the asm template.
16424 * config/m68k/predicates.md (const_call_operand): New predicate.
16425 (call_operand): Likewise.
16427 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16429 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
16430 (STACK_GROWS_DOWNWARD): Define to 1.
16431 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
16432 comments, emphasizing that these values are only defaults.
16433 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
16434 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
16436 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16438 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
16440 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16441 Richard Sandiford <richard@codesourcery.com>
16443 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
16444 (FP_REGNO_P): New macros.
16445 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
16446 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
16447 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
16448 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
16450 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16452 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16453 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
16455 * config/m68k/t-floatlib: New file, extracting common code from...
16456 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
16457 * config/m68k/t-uclinux: Here.
16458 * config/m68k/fpgnulib.c: Do not compile extendeed precision
16459 routines on ColdFire targets.
16461 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16463 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16464 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
16465 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
16466 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
16467 explicitly set MOTOROLA to 1.
16468 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
16470 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16471 Nathan Sidwell <nathan@codesourcery.com>
16473 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
16474 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
16475 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
16476 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
16477 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
16478 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
16479 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
16480 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
16481 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
16482 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16483 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
16484 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
16485 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
16486 (DBX_REGISTER_NUMBER): Delete.
16487 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
16488 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16489 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
16491 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16493 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
16494 * config/flat.h: New file.
16495 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
16496 OBJECT_FORMAT_FLAT.
16497 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
16498 indirect references for -msep-data or -mid-shared-library.
16499 Do not use PC-relative code addresses either.
16500 * config/m68k/m68k.c (override_options): Restrict -fPIC error
16502 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
16503 for shared libraries and crt1.o for executables. Use crti.o and
16505 (ENDFILE_SPEC): Use crtend.o and crtn.o.
16506 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
16507 Do not add -elf2flt or -shared-lib-id options here.
16508 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
16509 Pass -shared-lib-id if -mid-shared-library, taking the library
16510 identifier from -mshared-library-id if given, otherwise
16512 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
16513 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
16514 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
16515 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
16516 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
16517 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
16519 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
16520 jump sequence for ISA A and ISA A+.
16521 (PICJUMP): Likewise.
16523 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16525 * config.gcc (m68k-*-uclinux*): Base the port on the common
16526 and m68k GNU/Linux files rather than on the generic ELF ones.
16527 * config/m68k/uclinux.h (TARGET_VERSION): Override.
16528 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
16530 2007-01-18 Julian Brown <julian@codesourcery.com>
16531 Richard Sandiford <richard@codesourcery.com>
16533 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
16534 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16535 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
16537 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
16538 80 unconditionally.
16539 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16541 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16543 * doc/install.texi: Document m68k-uclinuxoldabi.
16544 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
16545 * config/m68k/uclinux-oldabi.h: New file, copied from
16546 config/m68k/uclinux.h.
16548 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
16550 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
16551 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
16552 (m32r_compute_frame_size): Use unsigned for regno.
16553 (m32r_reload_lr): Use gen_frame_mem.
16555 (m32r_output_function_epilogue): Don't output the function epilogue
16557 (m32r_expand_epilogue): New.
16558 (direct_return): Return false if the function has the interrupt
16560 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
16561 * config/m32r/m32r.md (epilogue): New expander.
16562 (return_lr, return_rte): New insns.
16563 (return): Make it expander.
16564 (return_normal): New expander.
16566 2007-01-18 Josh Conner <jconner@apple.com>
16569 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
16570 support for UNLE, UNLT, UNGE, and UNGT.
16572 2007-01-18 Jan Hubicka <jh@suse.cz>
16574 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
16575 * tree-tailcall (add_virtual_phis): Likewise.
16576 (optimize_tail_call): Return TODOs.
16577 (execute_tail_calls): Return TODOs.
16578 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
16579 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
16581 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
16582 Cleanup cfg using TODO.
16583 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
16584 * passes.c (execute_function_todo): When cleanup did something, remove
16586 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
16587 (make_edges): Don't cleanup_cfg.
16589 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
16591 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
16592 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
16593 operate on the top of stack.
16594 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
16595 register handling of instructions that output to the second
16597 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
16598 (move_for_stack_reg): Special-case check for dead destination
16599 stack slot for constant load of 1.0 inside UNSPEC_TAN.
16601 * config/i386/i386.md (UNSPEC_TAN): New constant.
16602 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
16603 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
16604 to correctly model move of constant 1.0 to top stack slot.
16605 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
16606 (unnamed peephole2 pattern): Remove corresponding peephole2
16607 pattern that optimizes tan insn and loading of constant 1.0.
16608 (tanxf2): Use fptanxf4_i387.
16609 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
16610 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
16611 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16612 disable patterns for SSE math.
16613 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
16614 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
16616 2007-01-18 Dirk Mueller <dmueller@suse.de>
16617 Richard Guenther <rguenther@suse.de>
16620 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
16621 * common.opt (Warray-bounds): Add new warning option.
16622 * c-opts.c (c_common_handle_option): Define -Warray-bounds
16624 * Makefile.in: make tree-vrp.o depend on toplev.h
16625 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
16627 (check_array_refs, check_array_bounds, check_array_ref): New.
16629 2007-01-18 Jan Hubicka <jh@suse.cz>
16631 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
16632 (execute_ssa_ccp): Return flags conditionally.
16633 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
16635 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
16637 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
16639 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
16640 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
16642 * Makefile.c (GTFILES): Add cfglayout.h.
16643 * gengtype.c (open_base_files): Likewise.
16644 * cfglayout.c (cfg_layout_function_footer,
16645 cfg_layout_function_header) Reindent to make gengtype happy.
16646 * cfglayout.h (cfg_layout_function_footer,
16647 cfg_layout_function_header): Add GTY(()) marker.
16649 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
16651 2007-01-18 Ben Elliston <bje@au.ibm.com>
16653 * genautomata.c (write_automata): Include xstrerror output in the
16654 error message if writing the DFA description file fails.
16656 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
16658 * config/mips/mips-protos.h (mips_output_external): Make it
16660 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
16661 * config/mips/mips.c (irix_output_external_libcall): Likewise.
16662 (extern_list): Likewise.
16663 (extern_head): Likewise.
16664 (TARGET_ASM_FILE_END): Likewise.
16665 (mips_file_end): Likewise.
16666 (mips_output_external): Rewritten.
16668 2007-01-18 Ben Elliston <bje@au.ibm.com>
16670 * genpreds.c (write_insn_preds_c): Only write out the function
16671 body for regclass_for_constraint if we have register constraints.
16673 2007-01-17 Tom Tromey <tromey@redhat.com>
16675 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
16676 * doc/install.texi (Testing): Use sourceware.org.
16677 (Binaries): Likewise.
16678 (Specific): Likewise.
16679 * doc/contrib.texi (Contributors): Use sourceware.org.
16681 2007-01-17 Anatoly Sokolov <aesok@post.ru>
16683 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
16684 (AVR_ENHANCED): Rename to ...
16685 (AVR_HAVE_MUL): ... new.
16686 (avr_enhanced_p): Rename to ...
16687 (avr_have_mul_p): ... new.
16688 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
16689 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
16690 * config/avr/avr.c (avr_enhanced_p): Rename to ...
16691 (avr_have_mul_p): ... new.
16692 (base_arch_s): Rename 'enhanced' to 'have_mul'.
16693 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
16694 'avr_enhanced_p' and 'enhanced'.
16695 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
16696 AVR_HAVE_MUL instead of AVR_ENHANCED.
16697 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16698 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
16699 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
16700 instead of AVR_ENHANCED.
16701 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16702 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
16703 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
16705 2007-01-17 Ian Lance Taylor <iant@google.com>
16707 * vec.h (VEC_reserve_exact): Define.
16708 (vec_gc_p_reserve_exact): Declare.
16709 (vec_gc_o_reserve_exact): Declare.
16710 (vec_heap_p_reserve_exact): Declare.
16711 (vec_heap_o_reserve_exact): Declare.
16712 (VEC_OP (T,A,reserve_exact)): New static inline function, three
16714 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
16715 negative parameter.
16716 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
16717 (VEC_OP (T,A,copy)) [all versions]: Likewise.
16718 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
16719 * vec.c (calculate_allocation): Add exact parameter. Change all
16721 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
16722 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
16723 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
16724 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
16725 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
16726 (vec_heap_p_reserve_exact): New function.
16727 (vec_heap_o_reserve_exact): New function.
16729 2007-01-17 Jan Hubicka <jh@suse.cz>
16731 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
16733 2007-01-17 Eric Christopher <echristo@apple.com>
16735 * config.gcc: Support core2 processor.
16737 2007-01-16 Jan Hubicka <jh@suse.cz>
16739 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
16740 the names, just unlink the chain so we don't crash on dangling
16744 2007-01-16 Jan Hubicka <jh@suse.cz>
16746 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
16747 * tree-pass.h: Reorder to make IPA passes appear toegher.
16748 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
16750 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
16751 parameters, do not call early inliner.
16752 * ipa-inline.c: Update comments. Include tree-flow.h
16753 (cgraph_decide_inlining): Do not compute inlining parameters.
16754 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
16755 be called with function context set up.
16756 (pass_ipa_inline): Remove unreachable functions before pass.
16757 (cgraph_early_inlining): Simplify assuming to be called from the
16759 (pass_early_inline): New pass.
16760 (cgraph_gate_ipa_early_inlining): New gate.
16761 (pass_ipa_early_inline): Turn into simple wrapper.
16762 (compute_inline_parameters): New function.
16763 (gate_inline_passes): New gate.
16764 (pass_inline_parameters): New pass.
16765 (apply_inline): Move here from tree-optimize.c
16766 (pass_apply_inline): New pass.
16767 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
16769 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
16770 doing them by hand.
16771 (tree_function_versioning): Do not allocate dummy struct function.
16772 * tree-inline.h (optimize_inline_calls): Update prototype.
16773 * tree-optimize.c (execute_fixup_cfg): Export.
16774 (pass_fixup_cfg): Remove
16775 (tree_rest_of_compilation): Do not apply inlines.
16776 * tree-flow.h (execute_fixup_cfg): Declare.
16777 * Makefile.in (gt-passes.c): New.
16778 * passes.c: Include gt-passes.h
16779 (init_optimization_passes): New passes.
16780 (nnodes, order): New static vars.
16781 (do_per_function_toporder): New function.
16782 (execute_one_pass): Dump current pass here.
16783 (execute_ipa_pass_list): Don't dump current pass here.
16785 2007-01-16 Janis Johnson <janis187@us.ibm.com>
16787 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
16788 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
16790 2007-01-16 David Edelsohn <edelsohn@gnu.org>
16792 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
16793 (strong_alias): Define.
16794 (__gcc_qmul): Provide non-FMA for soft-float.
16795 (__gcc_qdiv): Same.
16800 (__gcc_qunord): New.
16810 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
16811 soft-float functions.
16812 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
16813 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
16814 about long double soft float.
16816 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
16817 Tehila Meyzels <tehila@il.ibm.com>
16819 * tree-vectorizer.h (is_pattern_stmt_p): New.
16820 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
16821 formatting (tabs instead of spaces). Cleanup and clarify setting
16822 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
16823 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
16824 (vectorizable_type_demotion): Check that types are integral.
16825 (vectorizable_type_promotion): Likewise.
16826 (vectorizable_store): Fix typo. Eliminate new-line at end of
16829 2007-01-16 Jan Hubicka <jh@suse.cz>
16831 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
16834 2007-01-15 Eric Christopher <echristo@apple.com>
16836 * ifcvt.c: Include vec.h, vecprim.h.
16837 (check_cond_move_block): New argument regs.
16838 Reorganize. Add registers used to regs.
16839 (cond_move_process_if_block): Use regs set above as
16842 2007-01-15 Eric Christopher <echristo@apple.com>
16844 * config/darwin.h: Update copyright.
16845 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
16846 (LINK_COMMAND_SPEC): Add -u.
16847 (LINK_SPEC): Fix umbrella for above.
16849 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
16851 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
16854 2007-01-15 Tom Tromey <tromey@redhat.com>
16856 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
16857 * doc/install.texi (Testing): Don't mention jacks.
16858 (Configuration): Document --enable-java-maintainer-mode. Move
16859 --with-java-home to libgcj-specific section. Document
16861 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
16863 2007-01-15 Jan Hubicka <jh@suse.cz>
16865 * tree-ssa-dce.c (DCE_TODOs): New.
16866 (propagate_necessity): Return if something changed.
16867 (eliminate_unnecessary_stmts): Likewise.
16868 (perform_tree_ssa_dce): Return TODO flags when needed.
16869 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
16871 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
16873 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
16874 (fyl2x_extend<mode>xf3_i387): New insn pattern.
16875 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
16876 patterns using X87MODEF12 mode macro. Extend operand 1
16877 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16878 (log10<mode>2): Ditto.
16879 (log2<mode>2): Ditto.
16880 (log1p<mode>2): Ditto.
16881 (logb<mode>2): Ditto.
16882 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
16883 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
16884 (*fxtractxf3_i387): Rename from *fxtractxf3.
16885 (fxtract_extend<mode>xf3_i387): New insn pattern.
16886 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
16887 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
16888 and gen_fyl2xxf3_i387().
16890 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
16892 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
16893 * cfgloopmanip.c (fix_loop_placement): Made static. Use
16894 get_loop_exit_edges. Changed return type to bool.
16895 * cfgloop.h (fix_loop_placement): Declaration removed.
16897 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
16899 * param.h (MIN_VECT_LOOP_BOUND): New.
16900 * params.def (MIN_VECT_LOOP_BOUND): New.
16901 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
16902 argument - minimum threshold for number of iterations.
16903 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
16904 argument to declaration.
16905 * tree-vect-analyze.c (vect_analyze_operations): Check value of
16906 MIN_VECT_LOOP_BOUND.
16907 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
16908 slpeel_tree_peel_loop_to_edge with additional argument.
16909 (vect_do_peeling_for_alignment): Likewise.
16910 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
16912 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
16915 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
16916 operands of size 1.
16918 2007-01-14 Jan Hubicka <jh@suse.cz>
16920 * tree-dfa.c (remove_referenced_var): New function.
16921 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
16922 prune referenced vars list too.
16923 * tree-flow.h (remove_referenced_var): Declare.
16925 2007-01-14 Jan Hubicka <jh@suse.cz>
16927 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
16929 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
16930 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
16931 * except.h (verify_eh_throw_table_statements): Kill prototype.
16932 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
16933 into call exrepssions.
16934 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
16936 * tree-cfg.c: Include pointer-set.h.
16937 (verify_node_sharing): Work on pointer set.
16938 (verify_eh_throw_stmt_node): New.
16939 (verify_stmts): Use pointers sets, verify throw_stmt.
16941 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
16943 * ipa-reference.c (analyze_function): Consider also addresses taken
16946 2007-01-12 Roger Sayle <roger@eyesopen.com>
16948 * c-typeck.c (null_pointer_constant_p): Replace use of
16949 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16950 (build_c_cast): Likewise.
16952 2007-01-12 Roger Sayle <roger@eyesopen.com>
16954 * tree.h (force_fit_type_double): Remove unused final argument.
16955 * c-common.c (constant_expression_warning): Replace use of
16956 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
16957 (convert_and_check): Likewise.
16958 (shorten_compare): Update call to force_fit_type_double.
16959 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
16960 * convert.c (convert_to_pointer): Update call to
16961 force_fit_type_double.
16962 * fold-const.c (force_fit_type_double): Remove overflowed_const
16964 (int_const_binop, fold_convert_const_int_from_int,
16965 fold_convert_const_int_from_real, fold_div_compare,
16966 fold_sign_changed_comparison, fold_unary, fold_negate_const,
16967 fold_abs_const, fold_not_const): Remove the final argument from
16968 calls to force_fit_type_double.
16970 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16972 * configure.ac: Set insn to "nop" for spu-*-* also.
16973 * configure: Regenerate.
16975 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
16977 * builtins.def : Add BUILT_IN_FREE.
16979 2007-01-12 Jan Hubicka <jh@suse.cz>
16981 PR tree-optimization/30443
16982 * tree-inline.c (tree_function_versioning): Do not optimize when
16983 cloning for inlining.
16985 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
16987 * doc/loop.texi: Document recording of loop exits.
16988 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
16989 (update_single_exits_after_duplication,
16990 update_single_exit_for_duplicated_loop,
16991 update_single_exit_for_duplicated_loops): Removed.
16992 (duplicate_loop_to_header_edge): Do not call
16993 update_single_exits_after_duplication and
16994 update_single_exit_for_duplicated_loops.
16995 (loop_version): Do not update single_exit information.
16996 (fix_loop_structure): Use record_loop_exits instead of
16997 mark_single_exit_loops.
16998 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
16999 the lists of loop exits.
17000 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17001 split_edge, merge_blocks): Update the lists of loop exits.
17002 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17003 loop_optimizer_init.
17004 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17005 of mark_single_exit_loops.
17006 (loop_optimizer_finalize): Call release_recorded_exits.
17007 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17008 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17009 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17010 update single exit information.
17011 * lambda-code.c (perfect_nestify): Ditto.
17012 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17013 (mark_single_exit_loops): Removed.
17014 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17015 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17016 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17018 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17019 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17020 (verify_loop_structure): Verify consistency of the exit lists.
17021 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17022 (set_single_exit): Removed.
17023 * cfgloop.h (struct loop_exit): New function.
17024 (struct loop): single_exit_ field replaced by exits field.
17025 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17026 LOOPS_HAVE_RECORDED_EXITS.
17027 (struct loops): Added exits hash.
17028 (mark_single_exit_loops, set_single_exit): Declaration removed.
17029 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17031 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17033 * doc/invoke.texi: Avoid use of @headitem.
17035 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17037 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17039 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17041 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17044 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17045 Richard Sandiford <richard@codesourcery.com>
17047 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17048 * config/m68k/m68k.opt: Resort options.
17049 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17051 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17052 Richard Sandiford <richard@codesourcery.com>
17054 * doc/invoke.texi: Document the macros that are defined by
17055 m68k's -mtune and -mhard-float options.
17056 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17057 (m68k_cpp_cpu_family): Likewise.
17058 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17059 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17060 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17061 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17062 (m68k_cpp_cpu_family): Likewise.
17064 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17066 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17067 macros besides mc68000 as tuning macros. Use a switch statement
17068 to set them and mcpu32.
17070 2007-01-12 Julian Brown <julian@codesourcery.com>
17072 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17073 (TARGET_68040_ONLY): Rename to...
17074 (TARGET_68040): ...this.
17075 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17076 * config/m68k/m68k.md: Likewise.
17078 2007-01-12 Julian Brown <julian@codesourcery.com>
17079 Nathan Sidwell <nathan@codesourcery.com>
17080 Richard Sandiford <richard@codesourcery.com>
17082 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
17083 the -mcpu= argument associated with the --with-cpu setting.
17084 Define M68K_DEFAULT_TUNE to the default -mtune= option,
17085 if different from the one implied by the -mcpu setting.
17086 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
17087 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
17088 * doc/invoke.texi: Mention ColdFire in the introduction to the
17089 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
17090 -mno-div and -mhard-float options. Make -m68881 a synonym for
17091 -mhard-float. Document the previously-undocumented -m5206e,
17092 -m528x, -m5307 and -m5407 options. Tweak the existing option
17093 documentation for consistency.
17094 * doc/install.texi: Mention new --with-cpu arguments.
17095 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
17096 default CPU if neither -mcpu nor -march are specified.
17097 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
17098 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
17099 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
17100 using m68k_tune to decide between families that implement the
17101 same ISA. Use m68k_tune to set __mcfv4e__.
17102 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
17103 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
17104 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
17105 (FL_ISA_C, FL_ISA_MMU): New macros.
17106 (MASK_COLDFIRE): Delete.
17107 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
17108 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
17109 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
17110 (TARGET_HARD_FLOAT): Do not define here.
17111 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
17112 (TUNE_68000): New macro.
17113 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
17114 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
17115 (TUNE_CFV2): Redefine in terms of m68k_tune.
17116 (uarch_type, target_device, fpu_type): New enums.
17117 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
17118 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
17119 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
17120 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
17121 (FL_FOR_isa_c): New macros.
17122 (m68k_isa): New enum.
17123 (m68k_target_selection): New structure.
17124 (all_devices, all_isas, all_microarchs): New tables.
17125 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
17126 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
17127 (MASK_ALL_CPU_BITS): Delete.
17128 (m68k_find_selection): New function.
17129 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
17130 Map the legacy target options to a combination of the new ones.
17131 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
17132 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
17133 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
17135 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
17136 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
17138 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
17139 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
17140 * config/m68k/m68k-devices.def: New file.
17142 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17143 Nathan Sidwell <nathan@codesourcery.com>
17145 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
17146 (SUBTARGET_EXTRA_SPECS): New macros.
17147 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
17148 use %(asm_cpu_spec) instead.
17149 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
17150 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
17151 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
17152 (EXTRA_SPECS): Rename to...
17153 (SUBTARGET_EXTRA_SPECS): ...this.
17155 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17156 Richard Sandiford <richard@codesourcery.com>
17157 Julian Brown <julian@codesourcery.com>
17159 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17160 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
17161 to the configuration's default CPU.
17162 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
17163 Remove default masks.
17164 (m680[012]0-*-*): Set the default with_cpu to the first part of
17166 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
17167 (m68k*-*-linux): Extend the --with-cpu handling to...
17168 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
17169 and m68010. Don't set target_cpu_default2.
17170 * doc/install.texi: Document --with-cpu for m68k.
17171 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
17172 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
17173 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
17174 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
17175 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
17176 (ASM_SPEC): Remove use of %(asm_cpu_default).
17177 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
17178 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
17179 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
17180 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
17181 __HAVE_FPU__ if TARGET_HARD_FLOAT.
17182 (TARGET_DEFAULT): Delete.
17183 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
17184 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
17185 (CPP_CPU_SPEC): Delete.
17186 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
17187 the appropriate string.
17188 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
17189 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
17190 (ASM_SPEC): Don't use %(asm_default_spec).
17191 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
17192 TARGET_DEFAULT and add MASK_68881.
17193 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
17195 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17197 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
17198 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
17199 MASK_68010 alongside MASK_68020.
17200 * doc/invoke.texi: Document -m68010.
17201 * config/m68k/m68k.opt (m68010): New.
17202 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
17204 (TUNE_68010): New macro.
17205 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
17206 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
17207 (M68K_CPU_m68332): Add MASK_68010.
17208 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
17209 fallback definition.
17210 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
17212 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
17213 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
17214 to all entries that use MASK_68020.
17215 (output_move_simode_const, output_move_himode, output_move_qimode)
17216 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
17217 instead of TARGET_68020 to select clr behavior. Remove comment
17218 about there being no TARGET_68010.
17219 * config/m68k/m68k.md: Likewise throughout.
17221 2007-01-12 Julian Brown <julian@codesourcery.com>
17223 * config/m68k/m68k.h (TARGET_ISAB): New macro.
17224 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
17225 * config/m68k/m68k.md: Likewise.
17227 2007-01-12 Julian Brown <julian@codesourcery.com>
17229 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
17230 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
17232 2007-01-12 Julian Brown <julian@codesourcery.com>
17234 * config/m68k/m68k.h (TUNE_68040_60): New macro.
17235 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
17236 * config/m68k/m68k.md: Likewise.
17238 2007-01-12 Julian Brown <julian@codesourcery.com>
17239 Richard Sandiford <richard@codesourcery.com>
17241 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
17242 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
17243 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
17245 (TARGET_CPU32): Rename to...
17246 (TUNE_CPU32): ...this.
17247 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
17248 (TUNE_CFV2): New macros.
17249 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
17250 remove conditions that are implied by TARGET_68020.
17251 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
17252 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
17253 (m68k_output_function_epilogue): Likewise.
17254 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
17255 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
17256 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
17257 non-68000 timings. Refactor multiplication and division costs.
17258 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
17259 TUNE_CPU32 instead of TARGET_CPU32.
17260 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
17261 and TUNE_68060 instead of TARGET_68060.
17262 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
17263 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
17265 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
17266 && !TARGET_COLDFIRE" to choose between moveq and clr.
17267 Likewise in the unnamed movsf pattern.
17268 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
17269 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
17272 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17274 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
17275 of tabbing before backslashes.
17277 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17279 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
17280 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
17281 (ASM_OUTPUT_INTERNAL_LABEL): Define.
17283 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17285 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
17286 find_interesting_uses_cond.
17287 (find_interesting_uses_cond): Use extract_cond_operands.
17288 (rewrite_use_compare): Use extract_cond_operands and
17289 force_gimple_operand_bsi. Do not call update_stmt.
17290 (determine_use_iv_cost_condition): Use extract_cond_operands.
17291 Return cheaper of using original bound and changing the exit bound.
17293 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17295 PR tree-optimization/29516
17296 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
17297 most_expensive_mult_to_index, addr_to_parts,
17298 create_mem_ref, maybe_fold_tmr): Make the type of
17299 fields of TARGET_MEM_REF sizetype.
17300 (move_fixed_address_to_symbol, move_pointer_to_base):
17302 * tree.def (TARGET_MEM_REF): Add comment on types of
17305 2007-01-11 Joseph Myers <joseph@codesourcery.com>
17307 * c-common.c (vector_types_convertible_p): Treat opaque types as
17308 always convertible if they have the same size, but not otherwise.
17310 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
17312 * ifcvt.c (struct noce_if_info): Add comments to the fields.
17313 Remove the b_unconditional field.
17314 (noce_try_sign_mask): Do not look at b_unconditional.
17315 (noce_process_if_block): Do not use merge_if_blocks. Update
17316 the CFG here. Do not set b_unconditional.
17317 (cond_move_process_if_block): Likewise.
17318 (find_cond_trap): Likewise.
17319 (check_cond_move_block): Require simple jump insns at the end
17320 of the basic block.
17322 2007-01-11 Jan Hubicka <jh@suse.cz>
17324 PR tree-optimization/1046
17325 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
17326 when alias info is not ready.
17327 (pass_tail_recursion): Do not require aliasing.
17328 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
17329 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
17330 * tree-ssa-copy.c (pass_copy_prop): Likewise.
17331 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17332 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
17333 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
17334 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
17336 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
17337 When aliasing is not build, mark statement as volatile.
17339 2007-01-11 Tom Tromey <tromey@redhat.com>
17341 PR preprocessor/15185, PR preprocessor/20989:
17342 * doc/cppopts.texi <-MT>: Update description of algorithm for
17343 computing default target.
17344 <-M, -MD>: Reword "basename" text.
17346 2007-01-11 Roger Sayle <roger@eyesopen.com>
17348 * builtins.c (expand_builtin_pow, expand_builtin_powi,
17349 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
17350 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
17351 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
17352 fold_builtin_bswap, real_constp, fold_builtin_pow,
17353 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
17354 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
17355 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17356 * convert.c (convert_to_pointer): Likewise.
17357 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17358 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
17359 const_binop, fold_convert_const_int_from_int,
17360 fold_convert_const_int_from_real,
17361 fold_convert_const_real_from_real, sign_bit_p,
17362 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
17363 fold_sign_changed_comparison, fold_unary, fold_comparison,
17364 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
17365 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17366 * print-tree.c (print_node_brief, print_node): Likewise.
17367 * stor-layout.c (place_field, layout_type): Likewise.
17368 * tree-chrec.c (keep_cast): Likewise.
17369 * tree.c (build_vector, build_real, build_real_from_int_cst,
17370 build_complex): Likewise.
17372 2007-01-11 Roger Sayle <roger@eyesopen.com>
17374 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
17375 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
17377 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
17379 * configure.ac (strict1_warn): Rename to strict_warn.
17380 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
17381 cc_set_by_configure, quoted_cc_set_by_configure,
17382 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
17383 all_boot_languages, all_stagestuff): Remove.
17384 (target_list): Remove bootstrap targets.
17385 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
17386 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
17387 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
17388 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
17389 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
17390 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
17391 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
17392 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
17393 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
17394 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
17395 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
17396 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
17397 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
17398 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
17399 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
17400 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
17401 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
17402 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
17403 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
17404 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
17405 (mostlyclean): Adjust.
17406 (clean, distclean): Don't mention bootstrap stuff.
17407 * configure: Regenerate.
17408 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
17409 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
17410 treelang/config-lang.in (stagestuff): Remove.
17411 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
17412 stageprofile, stagefeedback, stagestuff): Remove mention.
17414 2007-01-11 Nick Clifton <nickc@redhat.com>
17416 * config/mcore/predicates.md (mcore_general_movesrc_operand):
17418 (mcore_general_movdst_operand): Do not accept CONST_INTs.
17419 (mcore_arith_K_S_operand): Run the test for the S constraint not
17420 the test for the M constraint.
17421 (mcore_addsub_operand): Do not accept integer values that are
17422 larger than 32 bits.
17423 * config/mcore/mcore.md: Remove unused constraints from split.
17424 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
17425 (addsi3): Likewise.
17426 (allocate_stack): Likewise.
17427 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
17428 operands to 32 bits.
17429 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
17431 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
17432 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
17433 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
17434 mcore_output_bclri, mcore_output_andn, output_inline_const,
17435 mcore_output_move, mcore_output_movedouble): Likewise.
17436 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
17437 (output_inline_const): Likewise.
17438 (output_inline_const): Fix format strings used in sprintf
17440 * config/mcore/mcore-protos.h: Update prototypes for changed
17441 functions in mcore.c.
17442 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
17443 HOST_WIDE_INT and not int.
17444 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
17445 CONST_OK_FOR_N): Likewise.
17446 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
17447 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
17450 2007-01-10 Jan Hubicka <jh@suse.cz>
17452 * tree-vrp.c (remove_range_assertions): Release defs.
17453 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
17454 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
17456 2007-01-10 Paul Brook <paul@codesourcery.com>
17458 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
17459 * config/arm/arm.md (mulsi3subsi): New insn.
17461 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
17463 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
17464 (tree_transform_and_unroll_loop): New.
17465 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
17468 2007-01-10 Robert Kennedy <jimbob@google.com>
17470 * fold-const.c (fold_comparison): Fold comparisons like (x *
17471 1000 < 0) to (x < 0).
17473 2007-01-10 Ian Lance Taylor <iant@google.com>
17475 * tree-pretty-print.c (dump_generic_node): Print parentheses when
17476 operands have the same priority.
17478 2007-01-10 Tom Tromey <tromey@redhat.com>
17480 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
17481 (fold_binary): Likewise.
17482 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
17483 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
17484 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
17485 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
17486 * langhooks.h (struct lang_hooks): Removed field
17487 'can_use_bit_fields_p'.
17489 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
17491 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
17493 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
17495 * function.c (get_last_funcdef_no): New function.
17496 * function.h (get_last_funcdef_no): Declare.
17497 * tree-inline.c (initialize_cfun): Add initialization.
17498 (tree_function_versioning): Cleanup.
17500 2007-01-10 Jan Hubicka <jh@suse.cz>
17502 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
17505 2007-01-10 Sa Liu <saliu@de.ibm.com>
17506 Ben Elliston <bje@au.ibm.com>
17508 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
17509 for SAVE_NONLOCAL and Pmode for any other save level.
17510 * spu-protos.h (spu_restore_stack_block): Declare.
17511 * spu.md (save_stack_block): Remove.
17512 (restore_stack_block): Call spu_restore_stack_block.
17513 * spu.c (spu_restore_stack_block): New function.
17514 (spu_expand_epilogue): Remove old comment.
17516 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
17518 PR tree-optimization/30322
17519 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
17520 (cand_value_at): Return the value as aff_tree.
17521 (may_eliminate_iv): Convert the bound from aff_tree to tree.
17522 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
17523 aff_combination_mult): New functions.
17524 (aff_combination_add): Use aff_combination_add_cst.
17525 (aff_combination_convert): Allow conversions to a wider type.
17526 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
17527 * tree-affine.h (aff_combination_mult): Declare.
17529 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
17531 * doc/tm.texi: Update documentation to reflect reality of exec
17532 and start file search behaviours. Update copyright year.
17533 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
17534 header file directories.
17536 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
17538 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
17539 (*cosxf2): Rename to cosxf2_i387.
17540 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
17541 using X87MODEF12 mode macro. Rename patterns to
17542 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
17544 (*cosdf2, *cossf2): Ditto.
17545 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
17546 to match extended input operands.
17547 (sincos<mode>3): New expander.
17548 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
17549 insn patterns and corresponding splitters.
17551 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
17553 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
17554 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
17556 2007-01-09 Nicolas Pitre <nico@cam.org>
17559 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
17561 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17563 * target.h (struct gcc_target): New field library_rtti_comdat.
17564 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
17565 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
17566 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
17567 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
17569 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17571 * doc/invoke.texi (Optimize Options): Correct description of -O0.
17573 2007-01-08 Richard Guenther <rguenther@suse.de>
17575 * tree.h (force_fit_type_double): Export.
17576 (force_fit_type): Remove.
17577 * fold-const.c (force_fit_type_double): New function.
17578 (force_fit_type): Remove.
17579 (int_const_binop): Use it.
17580 (fold_convert_const_int_from_int): Likewise.
17581 (fold_convert_const_int_from_real): Likewise.
17582 (fold_div_compare): Likewise.
17583 (fold_sign_changed_comparison): Likewise.
17584 (fold_unary): Likewise.
17585 (fold_negate_const): Likewise.
17586 (fold_abs_const): Likewise.
17587 (fold_not_const): Likewise.
17588 * c-common.c (shorten_compare): Use force_fit_type_double.
17589 * convert.c (convert_to_pointer): Likewise.
17591 2007-01-08 Richard Guenther <rguenther@suse.de>
17593 * tree.h (build_int_cst_wide_type): Export.
17594 * tree.c (build_int_cst_wide_type): New function.
17595 (build_int_cst_wide): Fix comment.
17596 * builtins.c (fold_builtin_object_size): Use build_int_cst
17597 to build -1 or 0 of the correct type. Use fit_double_type
17598 to check for overflow.
17599 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
17601 (decode_field_reference): Likewise.
17602 (all_ones_mask_p): Likewise.
17603 (native_interpret_int): Use build_int_cst_wide_type.
17604 (fold_binary): Use build_int_cst_type to build an all-ones
17606 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
17608 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
17610 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
17612 2007-01-09 Ben Elliston <bje@au.ibm.com>
17614 * genautomata.c (STATS_OPTION): New option.
17615 (stats_flag): New flag.
17616 (gen_automata_option): Handle it.
17617 (initiate_automaton_gen): Ditto.
17618 (write_automata): Output statistics only if stats_flag is
17619 set. Likewise, output time statistics only if time_flag is set.
17620 * doc/md.texi (Processor pipeline description): Document new flag.
17622 2007-01-08 Richard Guenther <rguenther@suse.de>
17624 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
17625 * tree.c (build_int_cst_type): Likewise.
17626 (size_in_bytes): Don't call force_fit_type on the result.
17627 (int_fits_type_p): Use fit_double_type.
17628 * fold-const.c (fit_double_type): New function.
17629 (force_fit_type): Use it.
17630 * tree.h (fit_double_type): Export.
17632 2007-01-08 Jan Hubicka <jh@suse.cz>
17634 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
17635 * ipa.c (function_and_variable_visibility): Fix return type.
17637 2007-01-08 Richard Guenther <rguenther@suse.de>
17639 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
17640 of offset to build the index.
17641 * tree-pretty-print.c (dump_generic_node): Don't build negated
17642 const just for printing.
17643 * c-pretty-print.c (pp_c_integer_constant): Likewise.
17644 * builtins.c (fold_builtin_int_roundingfn): Check if result
17645 fits the type by using force_fit_type and comparing the result.
17646 * predict.c (predict_loops): Use compare_tree_int for comparison.
17647 * tree.c (build_int_cst): Fall back to integer_type_node for
17649 (build_int_cst_wide): Assert type is non-null.
17651 2007-01-08 Roberto Costa <roberto.costa@st.com>
17653 * tree-vrp.c (extract_range_from_cond_expr): New.
17654 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
17655 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
17657 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
17658 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
17659 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
17660 used as expressions.
17661 * tree-object-size.c (cond_expr_object_size): New.
17662 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
17664 2007-01-08 Jan Hubicka <jh@suse.cz>
17666 * tree-ssa-forwprop.c (forward_propagate_into_cond,
17667 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
17670 2007-01-08 Richard Guenther <rguenther@suse.de>
17672 PR tree-optimization/23603
17673 * tree-vrp.c (set_value_range_to_truthvalue): New function.
17674 (extract_range_from_binary): Fall back to truthvalue instead of
17675 varying for TRUTH_*_EXPR.
17676 (extract_range_from_comparison): Fall back to truthvalue instead of
17678 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
17679 if all visited PHI values were constant.
17681 2007-01-08 Jan Hubicka <jh@suse.cz>
17683 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
17684 (cgraph_analyze_function): break out from ...
17685 (cgraph_finalize_compilation_unit): ... here.
17686 (cgraph_expand_function): Remove forgoten commented out line.
17687 (cgraph_optimize): Analyze functions.
17689 2007-01-08 Jan Hubicka <jh@suse.cz>
17691 * tree-pas.h (TODO_remove_function): New flag.
17692 (TODO_update*): Renumber.
17693 (pass_ipa_increase_alignment,
17694 pass_ipa_function_and_variable_visibility): New passes.
17695 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
17696 (cgraph_function_and_variable_visibility): Move to ipa.c
17697 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
17698 cgraph_increase_alignment.
17699 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
17700 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
17701 calling tree-inline.
17702 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
17703 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
17704 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
17705 (gate_increase_alignment): New function.
17706 (pass_ipa_increase_alignment): New pass.
17707 * ipa.c: Inline tree-pass.h and timevar.h
17708 (function_and_variable_visibility): Move here from cgraphunit.c
17709 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
17710 * passes.c (init_optimization_passes): Add the two new passes.
17711 (execute_todo): Handle cgraph_remove_functions.
17713 2007-01-08 Nick Clifton <nickc@redhat.com>
17715 * config/frv/predicates.md (reg_or_0_operand): Accept
17718 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
17720 * config/bfin/rtems.h, config/bfin/t-rtems: New.
17721 * config.gcc: Add bfin*-rtems*.
17723 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17725 * c.opt: Add -flax-vector-conversions.
17726 * c-typeck.c (convert_for_assignment): Pass flag to
17727 vector_types_convertible_p to allow emission of note.
17728 (digest_init): Likewise.
17729 * c-opts.c: Handle -flax-vector-conversions.
17730 * c-common.c (flag_lax_vector_conversions): New.
17731 (vector_types_convertible_p): Unless -flax-vector conversions
17732 has been passed, disallow conversions between vectors with
17733 differing numbers of subparts and/or element types. If such
17734 a conversion is disallowed, possibly emit a note on the first
17735 occasion only to inform the user of -flax-vector-conversions.
17736 The new last argument specifies this.
17737 * c-common.h (flag_lax_vector_conversions): New.
17738 (vector_types_convertible_p): Add extra argument.
17739 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
17740 char_type_node for V*QI type vectors.
17741 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
17742 Update to satisfy new typechecking rules.
17743 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
17744 C and C++ variants.
17745 * doc/invoke.texi (C Dialect Options): Document
17746 -flax-vector-conversions.
17748 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17750 PR tree-optimization/29877
17751 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
17752 a register variable on the RHS to not be replaceable.
17754 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
17755 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
17756 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
17757 const_simm15, const_pow2, const_npow2): Added.
17758 * config/score/misc.md (insv, extv, extzv, movmemsi,
17759 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
17760 * config/score/score.c (score_address_cost, score_select_cc_mode):
17762 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
17763 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
17764 Update score_print_operand.
17765 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
17766 Adjust register allocate order and update some macro define.
17767 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
17768 mdx_block_move_straight, mdx_block_move_loop_head,
17769 mdx_block_move_loop_body, mdx_block_move_loop_foot,
17770 mdx_block_move_loop, mdx_block_move): Added.
17771 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
17772 mdp_limm): Updated and fix some bug and typo.
17773 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
17774 (movsf, movdf, doloop_end): Added.
17776 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
17778 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
17779 config/arm/thumb2.md: Fix comment typos.
17780 * doc/extend.texi: Fix a typo.
17782 2007-01-07 Eric Christopher <echristo@apple.com>
17784 * configure.ac: Check for __stack_chk_fail for darwin.
17785 * configure: Regenerate.
17787 2007-01-07 Richard Guenther <rguenther@suse.de>
17789 * tree-vrp.c (extract_range_from_assert): CSE calls to
17790 compare_values where possible.
17791 (extract_range_from_unary_expr): Likewise.
17793 2007-01-07 Anatoly Sokolov <aesok@post.ru>
17795 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
17796 * config/avr/avr.c (call_insn_operand): Delete function.
17797 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
17798 instead of register number. Use predicates.
17799 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
17800 call_insn_operand): Add.
17802 2007-01-06 Jan Hubicka <jh@suse.cz>
17804 * tree-pass.h (pass_build_cgraph_edges): Declare.
17805 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
17806 (visited_nodes): Remove.
17807 (cgraph_create_edges): Move to cgraphbuild.c; rename to
17808 build_cgrpah_edges; make visited_nodes local.
17809 (cgraph_process_new_functions): DO not call initialize_inline_failed.
17810 (record_references_in_initializer): Move to cgraphbuild.c
17811 (initialize_inline_failed, rebuild_cgraph_edges,
17812 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
17813 (verify_cgraph_node): Make visited_nodes local.
17814 (cgraph_analyze_function): Do not call cgraph_create_edges and
17815 initialize_inline_failed.
17816 (cgraph_expand_function): Do not call cgraph_lower_function;
17817 assert that function is already lowered.
17818 * Makefile.in (cgraphbuild.o): New.
17819 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
17820 at the end of lowering passes.
17822 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
17824 * ifcvt.c (cond_move_convert_if_block): New function, code
17825 factored out from...
17826 (cond_move_process_if_block): ...here. Call the new function
17827 on the THEN and ELSE blocks.
17828 (merge_if_block): Do not copy global_live_at_end, merge_blocks
17829 already takes care of this.
17831 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17834 * tree.h (TREE_OVERFLOW_P): New.
17835 * c-typeck.c (parser_build_unary_op): Warn only if result
17836 overflowed and operands did not.
17837 (parser_build_binary_op): Likewise.
17838 (convert_for_assignment): Remove redundant overflow_warning.
17839 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
17841 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17843 * c-typeck.c (store_init_value): Split over two lines to follow
17844 the GNU coding style.
17846 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
17848 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
17849 __GXX_EXPERIMENTAL_CXX0X__.
17850 * doc/cpp.texi: Same.
17852 2007-01-05 Richard Guenther <rguenther@suse.de>
17854 PR middle-end/27826
17855 * tree.c (get_narrower): Do not construct COMPONENT_REFs
17856 with mismatched types. Instead explicitly build a
17857 conversion NOP_EXPR.
17859 2007-01-05 Ian Lance Taylor <iant@google.com>
17861 * c-common.c (decl_with_nonnull_addr_p): New function.
17862 (c_common_truthvalue_conversion): Call it.
17863 * c-typeck.c (build_binary_op): Likewise.
17864 * c-common.h (decl_with_nonnull_addr_p): Declare.
17866 2007-01-05 Jakub Jelinek <jakub@redhat.com>
17869 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
17872 2007-01-05 Joel Brobecker <brobecker@adacore.com>
17874 * doc/install.texi (Final install): Document the fact that
17875 the GNAT runtime should not be stripped.
17877 2007-01-04 Jan Hubicka <jh@suse.cz>
17879 * tree-inline.c (fold_marked_statements): Update operand caches
17880 and EH after folding
17882 2007-01-04 Ian Lance Taylor <iant@google.com>
17884 * c-common.c (check_function_nonnull): Whitespace fix.
17886 2007-01-04 Jan Hubicka <jh@suse.cz>
17888 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
17889 comitted older version of patch.
17890 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
17891 function, celanup cfg and collect garbage.
17893 2007-01-04 Mike Stump <mrs@apple.com>
17895 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
17898 2007-01-04 Eric Christopher <echristo@apple.com>
17900 * libgcc2.c (__bswapsi2): Use SItype.
17901 (__bswapdi2): Use DItype.
17902 * libgcc2.h: Update for above.
17904 2007-01-04 Paul Brook <paul@codesourcery.com>
17906 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
17907 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
17908 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
17909 umulsidi3, umulsidi3adddi, smulsi3_highpart,
17910 umulsi3_highpart): Make conditional on !arm_arch6.
17911 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
17912 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
17913 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
17914 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
17915 umulsi3_highpart_v6): New insns.
17917 2007-01-04 Roger Sayle <roger@eyesopen.com>
17919 * fold-const.c (fold_convert): When casting an expression to void,
17920 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
17921 have a type. Instead of attempting to build a NOP_EXPR, return
17922 these "special" trees directly.
17924 2007-01-04 Joseph Myers <joseph@codesourcery.com>
17926 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
17927 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
17928 rs6000_cost->fp not 0 as adjustment for outer NEG.
17930 2007-01-04 Jan Hubicka <jh@suse.cz>
17932 * cgraph.c (cgraph_release_function_body): New function.
17933 (cgraph_remove_node): Use it.
17934 * cgraph.h (cgraph_release_function_body): Declare.
17935 * cgraphunit.c (cgraph_expand_function): Use it.
17936 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
17937 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
17938 is initialized and while compilation of other function is running.
17939 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
17940 statement CFG annotations from here to ...
17941 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
17943 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
17945 * cfgloop.h (enum li_flags): Make the constants powers of two.
17947 2007-01-04 Jan Hubicka <jh@suse.cz>
17949 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
17951 (fold_marked_statements): New function.
17952 (optimize_inline_calls, tree_function_versioning): Fold new statements.
17953 * tree-inline.h (copy_body_data): Add statements_to_fold.
17955 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
17957 * config.gcc: Mention libgcc/config.host.
17958 * Makefile.in: Update comments mentioning libgcc.
17959 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
17960 (all.cross, start.encap, rest.encap, rest.cross): Update
17961 dependencies for libgcc move.
17962 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
17963 (clean-target, clean-target-libgcc): Delete.
17964 (srcdirify, GCC_EXTRA_PARTS): New macros.
17965 (libgcc-support, libgcc.mvars): New rules.
17966 (distclean): Remove mention of mklibgcc.
17967 (install): Don't reference INSTALL_LIBGCC.
17968 (install-common): Don't reference EXTRA_PARTS.
17969 (install-libgcc, install-multilib): Delete rules.
17970 * mklibgcc.in: Delete file.
17971 * doc/configfiles.texi: Don't mention mklibgcc.
17973 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
17974 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
17975 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
17976 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
17977 (mklibgcc, ldblspecs): Likewise.
17979 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
17980 (posixpre.def): Use $(T).
17981 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
17982 (SHLIB_SRC, SHLIB_INSTALL): Delete.
17983 (SHLIB_LINK): Make dummy.
17984 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
17986 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
17988 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
17989 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
17990 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
17991 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
17993 * configure.ac (all_outputs): Remove mklibgcc.
17994 * configure: Regenerated.
17996 2007-01-03 Josh Conner <jconner@apple.com>
17998 PR middle-end/29683
17999 * calls.c (compute_argument_addresses): Set stack and stack_slot
18000 for partial args, too.
18001 (store_one_arg): Use locate.size.constant for the size when
18002 generating a save_area.
18004 2007-01-03 Robert Kennedy <jimbob@google.com>
18006 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18007 whose definitions are deleted due to basic block merging.
18009 2007-01-03 Paul Brook <paul@codesourcery.com>
18012 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18014 (use_return_insn): Return 0 for Thumb interrupt functions.
18015 (print_multi_reg): Add rfe argument for IRQ returns.
18016 (arm_output_epilogue): Pop interrupt return address directly into PC.
18017 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18019 2007-01-03 Paul Brook <paul@codesourcery.com>
18021 Merge from sourcerygxx-4_1.
18022 * config/arm/thumb2.md: New file.
18023 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18025 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18026 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18027 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18028 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18030 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18031 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18033 * config/arm/ieee754-sf.S: Ditto.
18034 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18035 (thumb1_base_register_rtx_p): ... to this.
18036 (thumb_index_register_rtx_p): Rename...
18037 (thumb1_index_register_rtx_p): ... to this.
18038 (thumb_output_function_prologue): Rename...
18039 (thumb1_output_function_prologue): ... to this.
18040 (thumb_legitimate_address_p): Rename...
18041 (thumb1_legitimate_address_p): ... to this.
18042 (thumb_rtx_costs): Rename...
18043 (thumb1_rtx_costs): ... to this.
18044 (thumb_compute_save_reg_mask): Rename...
18045 (thumb1_compute_save_reg_mask): ... to this.
18046 (thumb_final_prescan_insn): Rename...
18047 (thumb1_final_prescan_insn): ... to this.
18048 (thumb_expand_epilogue): Rename...
18049 (thumb1_expand_epilogue): ... to this.
18050 (arm_unwind_emit_stm): Rename...
18051 (arm_unwind_emit_sequence): ... to this.
18052 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18053 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18054 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18055 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18056 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18057 thumb2_output_casesi): New functions.
18058 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18059 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18060 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18061 THUMB2_WORK_REGS): Define.
18062 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18063 arm_condexec_mask, arm_condexec_masklen)): New variables.
18064 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18065 (arm_override_options): Check new CPU capabilities.
18066 Set new architecture flag variables.
18067 (arm_isr_value): Handle v7m interrupt functions.
18068 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18070 (const_ok_for_arm): Handle Thumb-2 constants.
18071 (arm_gen_constant): Ditto. Use movw when available.
18072 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18074 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18075 (thumb_find_work_register, arm_load_pic_register,
18076 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
18077 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
18078 print_multi_reg, output_mov_long_double_fpa_from_arm,
18079 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
18080 output_mov_double_fpa_from_arm, output_move_double,
18081 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
18082 output_return_instruction, arm_output_function_prologue,
18083 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
18084 arm_output_mi_thunk, thumb_set_return_address): Ditto.
18085 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
18086 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
18087 (arithmetic_instr, shift_op): Use arm_shift_nmem.
18088 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
18090 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
18091 (thumb_expand_prologue): Use thumb_set_frame_pointer.
18092 (arm_file_start): Output directive for unified syntax.
18093 (arm_unwind_emit_set): Handle stack alignment instruction.
18094 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
18095 Add v6t2, v7, v7a, v7r and v7m.
18096 (RETLDM): Add Thumb-2 code.
18097 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
18098 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
18099 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
18100 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
18101 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
18102 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
18103 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
18104 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
18105 ADJUST_INSN_LENGTH): Define.
18106 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
18107 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
18108 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
18109 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
18110 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
18111 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
18112 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
18113 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
18114 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
18115 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
18116 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
18117 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
18118 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
18119 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
18120 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
18121 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
18122 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
18124 * config/arm/arm-tune.md: Regenerate.
18125 * config/arm/arm-protos.h: Update prototypes.
18126 * config/arm/vfp.md: Enable patterns for Thumb-2.
18127 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
18128 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
18129 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
18130 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
18131 * config/arm/libunwind.S: Add Thumb-2 code.
18132 * config/arm/constraints.md: Update include Thumb-2.
18133 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
18134 * config/arm/ieee754-df.S: Ditto.
18135 * config/arm/bpabi.S: Ditto.
18136 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
18137 * config/arm/predicates.md (low_register_operand,
18138 low_reg_or_int_operand, thumb_16bit_operator): New.
18139 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
18140 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
18141 * config/arm/t-arm-elf: Add armv7 multilib.
18142 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
18144 (UNSPEC_STACK_ALIGN, ce_count): New.
18145 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
18146 arm_zero_extendsidi2, arm_zero_extendqidi2): New
18148 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
18149 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
18150 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
18151 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
18152 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
18153 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
18155 * doc/extend.texi: Document ARMv7-M interrupt functions.
18156 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
18158 2007-01-03 Jakub Jelinek <jakub@redhat.com>
18160 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
18161 (struct _Unwind_Context): Rename args_size to flags, remove
18162 signal_frame field, add a new args_size field and version field.
18163 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
18164 _Unwind_IsExtendedContext): New inline functions.
18165 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
18166 Assume by_value array is only present if _Unwind_IsExtendedContext.
18167 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
18168 _Unwind_IsSignalFrame.
18169 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
18170 (uw_update_context_1): Use _Unwind_SetSignalFrame.
18171 (uw_init_context_1): Initialize context->flags to
18172 EXTENDED_CONTEXT_BIT.
18173 * config/rs6000/linux-unwind.h (frob_update_context): Use
18174 _Unwind_SetSignalFrame.
18176 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18178 PR middle-end/30353
18179 * gimplify.c (gimplify_modify_expr_complex_part): Move below
18180 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
18183 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
18185 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
18186 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
18187 RET, AT_SP): Remove.
18188 * config/i386/i386.md (*sse_prologue_save_insn): Use return
18191 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18192 * cfgbuild.c (find_basic_blocks): Likewise.
18193 * cfgrtl.c (rtl_create_basic_block): Likewise.
18194 * function.c (temp_slots_at_level): Likewise.
18195 * reg-stack.c (stack_regs_mentioned): Likewise.
18196 * regclass.c (allocate_reg_info): Likewise.
18197 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18198 set_bb_for_stmt, move_block_to_fn): Likewise.
18199 * tree-complex.c (tree_lower_complex): Likewise.
18200 * vec.h (VEC_safe_grow_cleared): New.
18202 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
18204 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
18206 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
18207 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
18209 * cfgloopmanip.c (scale_loop_frequencies): Export.
18210 (loopify): Scale the frequencies by prescribed coefficients.
18211 (set_zero_probability): New function.
18212 (duplicate_loop_to_header_edge): Improve updating of frequencies.
18213 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
18214 and frequencies according to arguments.
18215 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
18217 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
18218 * modulo-sched.c (sms_schedule): Set probabilities for entering
18219 versioned loop correctly.
18220 * tree-vect-transform.c (vect_transform_loop): Ditto.
18221 * cfgloop.h (loopify, loop_version): Declaration changed.
18222 (scale_loop_frequencies): Declared.
18224 2007-01-02 Jan Hubicka <jh@suse.cz>
18226 * cgraph.c: Include tree-flow.h
18227 (cgraph_add_new-function): Handle IPA_SSA mode; execute
18228 early_local_passes.
18229 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
18230 * tree-pass.h (pass_all_early_optimizations): Declare.
18231 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
18232 early_local_passes.
18233 (cgraph_analyze_function): Do early_local_passes.
18234 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18235 Do not add referenced vars.
18236 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
18238 (gate_all_early_local_passes): New gate.
18239 (pass_early_local_passes): Use new gate.
18240 (execute_early_local_optimizations): New functions.
18241 (gate_all_early_optimizations): New gate.
18242 (pass_all_early_optimizations): New pass.
18243 (execute_free_datastructures): Free SSA only when initialized.
18244 (gate_init_datastructures): Init only when optimizing.
18245 (tree_lowering_passes): Do early local passes when called late.
18246 * tree-profile.c (do_tree_profiling): Don't profile functions added
18248 (do_early_tree_profiling, pass_early_tree_profile): Kill.
18249 * tree-cfg.c (update_modified_stmts): Do not update when operands are
18251 * passes.c (init_optimizations_passes): Reorder so we go into SSA
18252 during early_local_passes.
18253 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
18256 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18258 * Makefile.in: Update copyright year.
18260 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18262 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
18263 in $(lang_checks) and check-consistency targets.
18265 2007-01-02 Jan Hubicka <jh@suse.cz>
18267 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18268 Do not add referenced vars.
18269 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
18271 * passes.c (init_optimization_passes): Put mudflap_2 after
18272 free_datastructures.
18274 2007-01-02 Jan Hubicka <jh@suse.cz>
18276 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
18277 Set NOTHROW flag on call statements proved to be nothrow.
18278 Update statement of local calls so new pure/const functions are
18279 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
18281 (tree_rest_of_compilation): Register hooks and initialize bitmap
18282 early. Do not set after_inlining flag.
18284 2007-01-02 Steve Ellcey <sje@cup.hp.com>
18286 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
18287 HOST_BITS_PER_LONGLONG
18289 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18292 * c-typeck.c (store_init_value): Don't emit pedantic overflow
18293 warning for non-static initializers.
18295 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
18297 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
18298 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
18299 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
18300 Always use set_unique_reg_note to add REG_EQUAL notes.
18302 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18305 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18307 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18308 * cfgbuild.c (find_basic_blocks): Likewise.
18309 * cfgrtl.c (rtl_create_basic_block): Likewise.
18310 * function.c (temp_slots_at_level): Likewise.
18311 * reg-stack.c (stack_regs_mentioned): Likewise.
18312 * regclass.c (allocate_reg_info): Likewise.
18313 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18314 set_bb_for_stmt, move_block_to_fn): Likewise.
18315 * tree-complex.c (tree_lower_complex): Likewise.
18316 * vec.h (VEC_safe_grow_cleared): New.
18318 2007-01-02 Ian Lance Taylor <iant@google.com>
18320 * c-common.c (c_common_truthvalue_conversion): When warning about
18321 using an assignment as a truth value, set TREE_NO_WARNING.
18323 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18326 * c.opt (Wold-style-declaration): New.
18327 * doc/invoke.texi (C-only Warning Options): New.
18328 (Wold-style-declaration): Document it.
18329 (Wextra): Enabled by -Wextra.
18330 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18331 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
18332 -Wold-style-declaration.
18334 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18336 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18337 * cfgbuild.c (find_basic_blocks): Likewise.
18338 * cfgrtl.c (rtl_create_basic_block): Likewise.
18339 * function.c (temp_slots_at_level): Likewise.
18340 * reg-stack.c (stack_regs_mentioned): Likewise.
18341 * regclass.c (allocate_reg_info): Likewise.
18342 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18343 set_bb_for_stmt, move_block_to_fn): Likewise.
18344 * tree-complex.c (tree_lower_complex): Likewise.
18345 * vec.h (VEC_safe_grow_cleared): New.
18347 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
18349 * c-common.c (c_common_nodes_and_builtins): Since variants of
18350 void_type_node get built before it is given a name, we need to
18351 give those variants the name, too.
18352 (complete_array_type): We need to work with the canonical main
18353 type of the array, from which we will build the qualified version.
18354 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
18355 * print-tree.c (print_node): Display canonical type information
18357 * stor-layout.c (layout_type): When we don't know the
18358 alignment of a type for which we're building an array, we end up
18359 guessing wrong, so make the type require structural equality.
18360 * tree.c (make_node_stat): When we build a new type, it is its
18361 own canonical type.
18362 (build_type_attribute_qual_variant): When building an attribute
18363 variant, its canonical type is the non-attribute variant. However,
18364 if the attributes are target-dependent and they differ, we need to
18365 use structural equality checks for this type.
18366 (build_qualified_type): A qualified type is not equivalent to its
18367 unqualified variant; set the canonical type appropriately.
18368 (build_distinct_type_copy): When building a distinct type from
18369 another type, the new type is its own canonical type.
18370 (build_variant_type_copy): When building a new type variant, we
18371 assume that it is equivalent to the original type.
18372 (build_pointer_type_for_mode): When building a pointer type, also
18373 build a canonical type pointer.
18374 (build_reference_type_for_mode): When building a reference type,
18375 also build a canonical type reference.
18376 (build_index_type): When we can't hash an index type (e.g.,
18377 because its maximum value is negative), the index type requires
18378 structural equality tests.
18379 (build_array_type): Build the canonical form of an array type.
18380 (build_function_type): Function types require structural equality,
18381 because they contain default arguments, attributes, etc.
18382 (build_method_type_directly): Ditto for method types.
18383 (build_offset_type): Build the canonical offset type.
18384 (build_complex_type): Build the canonical vector type.
18385 (make_vector_type): Build the canonical vector type.
18386 * tree.h (TYPE_CANONICAL): New.
18387 (TYPE_STRUCTURAL_EQUALITY_P): New.
18388 (SET_TYPE_STRUCTURAL_EQUALITY): New.
18389 (struct tree_type): Added "canonical" field.
18390 * params.h (VERIFY_CANONICAL_TYPES): New.
18391 * doc/c-tree.texi (TYPE_CANONICAL): Document.
18392 (TYPE_STRUCTURAL_EQUALITY_P): Document.
18393 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
18394 * doc/invoke.texi (verify-canonical-types): Document --param
18395 parameter for verifying canonical types.
18397 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18399 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
18400 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
18401 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
18402 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
18404 * config/rs6000/e500.h: New.
18405 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
18406 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
18408 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
18409 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
18410 TARGET_E500_DOUBLE): Remove.
18411 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
18412 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
18413 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
18414 * config/rs6000/rs6000.c (rs6000_override_options): Use
18415 CHECK_E500_OPTIONS.
18417 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18419 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
18420 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
18421 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
18422 rs6000_emit_cmove): Don't check TARGET_E500.
18423 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
18424 sordered): Don't check TARGET_E500.
18426 2007-01-01 Eric Christopher <echristo@apple.com>
18428 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
18429 HARD_REGISTER_NUM_P.
18431 2007-01-01 Roger Sayle <roger@eyesopen.com>
18433 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
18434 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
18435 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
18438 2007-01-01 Mike Stump <mrs@apple.com>
18440 * configure.ac: Remove support for building with Apple's gcc-3.1.
18442 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18444 PR middle-end/30311
18445 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
18446 REG is a hard register. Do not modify REG before calling
18448 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
18449 multiple of the size of YMODE for certain lowpart cases.
18451 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18453 PR middle-end/30253
18454 * gimplify (voidify_wrapper_expr): Update for
18455 GIMPLE_MODIFY_STMT.
18457 2007-01-01 Andreas Schwab <schwab@suse.de>
18460 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
18461 save of BR0 in extra_spill_size instead of spill_size.
18462 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
18464 (ia64_expand_epilogue): Restore BR0 from its new location.
18466 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18468 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
18469 Use a temporary variable if the left hand side is not a gimple
18472 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18474 * gimplify.c (gimplify_return_expr): Make the temporary variable
18475 for the return expression, a gimple register variable.
18477 2007-01-01 Jan Hubicka <jh@suse.cz>
18479 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
18482 2007-01-01 Mike Stump <mrs@apple.com>
18484 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
18486 * config/darwin.c (machopic_select_rtx_section): Use
18487 HAVE_GAS_LITERAL16.
18488 (darwin_mergeable_constant_section): Likewise.
18489 * configure: Regenerate.
18490 * config.in: Regenerate.
18492 2007-01-01 Jan Hubicka <jh@suse.cz>
18493 Andrew Pinski <pinskia@gmail.com>
18495 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
18496 before starting IPA passes.