1 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
3 * auto-inc-dec.c, config/arm/arm.c,
4 config/m32r/constraints.md, config/mips/mips.md,
5 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
6 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
7 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
8 typos. Follow spelling conventions.
9 * doc/invoke.texi, doc/rtl.texi: Fix typos.
11 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
12 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
14 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
15 realloc_vuse): Remove.
16 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
19 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
21 Fix PR tree-optimization/23488
23 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
24 (try_to_simplify): Ditto.
26 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
28 * tree-flow-inline.h (get_value_handle): Ditto.
29 * tree-ssa-pre.c (decl_vh_map): New.
30 (decl_node_pool): New.
31 (can_value_number_operation): Support DECL_P.
32 (can_PRE_operation): Ditto.
33 (create_expression_by_pieces): Ditto.
34 (find_existing_value_expr): Modify to differnetiate between
35 addressing and top level.
36 (create_value_handle_for_expr): Handle DECL's.
37 (poolify_tree): Ditto.
38 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
39 (make_values_for_stmt): Handle DECL's properly.
40 (init_pre): Reorg to not init useless things during FRE.
42 * tree-flow.h: Include pointer-set.h.
43 (decl_vh_map): Declare.
44 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
46 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
48 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
49 apply to assembly language, too.
50 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
52 2007-07-06 Ian Lance Taylor <iant@google.com>
53 Zack Weinberg <zackw@panix.com>
56 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
58 2007-07-06 Richard Sandiford <richard@codesourcery.com>
60 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
61 (prefetch): Likewise if "pref" would be used.
63 2007-07-06 Josh Conner <jconner@apple.com>
67 * calls.c (store_one_arg): Handle arguments which are partially
68 on the stack when detecting argument overlap.
70 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
72 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
73 chosen during find_reloads.
75 2007-07-06 Richard Guenther <rguenther@suse.de>
77 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
78 TYPE_ARG_TYPES for verification of argument types. Use
79 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
80 parameters as variable arguments.
82 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
84 * libgcc2.h (word_type): Type definition removed.
85 (cmp_return_type, shift_count_type): Type definitions added.
86 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
87 replaced with shift_count_type.
88 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
90 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
91 changed from word_type to Wtype.
92 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
93 replaced with shift_count_type.
94 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
96 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return and
97 libgcc_shift_count attribute added.
98 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
99 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
100 (TARGET_INITIALIZER): New target hooks added.
101 * targhooks.c (default_libgcc_cmp_return_mode,
102 default_libgcc_shift_count_mode): Default implementations for the new
104 * targhooks.h (default_libgcc_cmp_return_mode,
105 default_libgcc_shift_count_mode): Function prototypes added.
106 * target.h (struct gcc_target): Fields for the new target hooks added.
107 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
109 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
112 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
113 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
115 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
116 s390_libgcc_shift_count_mode): Functions added.
117 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE): Target
120 2007-07-06 Richard Sandiford <richard@codesourcery.com>
122 * config/mips/mips.c (compute_frame_size): Restore the original
123 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
124 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
125 Document why the difference is needed.
127 2007-07-06 Richard Guenther <rguenther@suse.de>
129 * c-common.c (boolean_increment): Use correctly typed
132 2007-07-06 Richard Sandiford <richard@codesourcery.com>
134 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
135 the topmost argument register is not also included in the save mask.
136 (mips16e_collect_argument_save_p): Take a pointer to the argument
137 register, rather than a pointer to the number of arguments.
138 (mips16e_collect_argument_saves): Only include argument saves
139 that aren't in the register mask.
141 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
143 PR rtl_optimization/32450
144 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
145 to ensure that instructions are not moved into the prologue when
146 profiling is on. Remove unused prologue_end variable.
147 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
148 as a scheduling barrier.
150 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
153 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
154 Disregard DECL_FROM_INLINE.
156 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
158 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
159 IORing with a constant.
161 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
163 PR rtl-optimization/32475
164 * df-scan.c (df_def_record_1): Add a use of the stack pointer
165 for every definition of the stack pointer.
167 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
169 * arm.c (vfp3_const_double_index): Copy signed results of
170 REAL_VALUE_TO_INT into unsigned vars.
172 2007-07-05 Richard Guenther <rguenther@suse.de>
175 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
177 * tree-ssa.c (useless_type_conversion_p): Check canonical
180 2007-07-05 Anatoly Sokolov <aesok@post.ru>
182 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
183 zero_extendhisi2): Change to define_insn_and_split.
184 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
186 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
188 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
189 pass_match_asm_constraints): New.
190 * passes.c (init_optimization_passes): Add new pass.
191 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
192 * function.h (struct function): Add has_asm_statement bit.
193 (current_function_has_asm_statement): New.
194 * tree-pass.h (pass_match_asm_constraints): New.
196 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
198 * config/mips/mips.c (mips_file_start): Avoid declaration
201 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
203 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
205 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
207 * rtl.def (NOTE): Change print format string to print
208 operand 5 as a note insn name.
210 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
211 David Ung <davidu@mips.com>
213 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
214 * doc/invoke.texi: (MIPS Options): Document them.
216 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
217 David Ung <davidu@mips.com>
219 Add support for SmartMIPS ASE.
221 * optabs.c (expand_binop_directly): New, broken out from...
222 (expand_binop): Here. Make it try rotating in the other
223 direction even when the second operand isn't constant.
224 * config/mips/mips.md (*lwxs): New.
225 * config/mips/mips.opt (msmartmips): New.
226 * config/mips/mips.c (mips_lwxs_address_p): New.
227 (mips_rtx_costs): Make it recognize scaled indexed addressing.
228 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
229 __mips_smartmips when compiling for TARGET_SMARTMIPS.
230 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
232 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
233 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
234 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
235 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
236 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
237 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
238 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
240 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
242 * tree-vectorizer.c (new_loop_vec_info): Initialize
243 LOOP_VINFO_COST_MODEL_MIN_ITERS.
244 * tree-vectorizer.h (_loop_vec_info): Added new filed
245 min_profitable_iters.
246 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
247 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
248 * tree-vect-analyze.c (vect_analyze_operations): Set
249 LOOP_VINFO_COST_MODEL_MIN_ITERS.
250 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
251 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
252 Fix calculation of peel_iters_prologue. Move consideration of epilogue
253 and prologue cost to after they are computed.
254 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
256 (vect_model_simple_cost): Takes additional argument dt. Consider cost
257 of creating vectors from scalars according to dt.
258 (vect_model_store_cost): Likewise.
259 (vectorizable_call): Use dt array instead of scalar dt. Call
260 vect_model_simple_cost with additional argument dt.
261 (vectorizable_assignment): Likewise.
262 (vectorizable_operation): Likewise.
263 (vectorizable_type_demotion): Likewise.
264 (vectorizable_type_promotion): Likewise.
265 (vectorizable_store): Use dt array instead of scalar dt. Call
266 vect_model_store_cost with additional argument dt.
267 (vect_do_peeling_for_loop_bound): Don't call
268 vect_estimate_min_profitable_iters. Instead, lookup
269 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
270 "may not be profitable".
272 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
275 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
276 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
277 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
278 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
280 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
282 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
283 addressing modes cheaper.
285 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
287 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
288 (dw_ranges_struct): Rename block_num to num. Adjust.
289 (dw_ranges_by_label_struct): New.
290 (ranges_by_label, ranges_by_label_allocated,
291 ranges_by_label_in_use): New variables.
292 (add_ranges_num): Factored most of the code out of...
293 (add_ranges): ... this one. Rewrite in terms of the former.
294 (add_ranges_by_labels): New.
295 (output_ranges): Output by-label ranges.
296 (dwarf2out_finish): Output range for multiple-section
297 compile_unit. Output standard DW_AT_low_pc in addition to
298 unexpected DW_AT_entry_pc.
300 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
302 PR tree-optimization/32604
303 PR tree-optimization/32606
305 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
306 (compute_antic_safe): Removed.
307 (ANTIC_SAFE_LOADS): Ditto.
308 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
309 (execute_pre): Don't call compute_antic_safe.
310 (vuse_equiv): New function.
311 (make_values_for_stmt): Use it
312 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
315 2007-07-04 Anatoly Sokolov <aesok@post.ru>
318 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
320 (avr_attribute_table): Make "naked" attribute apply to function types
321 rather than to decls.
322 (avr_handle_fntype_attribute): New function.
324 2007-07-04 Joseph Myers <joseph@codesourcery.com>
326 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
329 2007-07-04 David Ung <davidu@mips.com>
330 Joseph Myers <joseph@codesourcery.com>
332 * config/mips/mips.md (type): Add logical, signext and move.
333 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
334 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
335 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
336 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
337 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
338 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
339 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
340 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
341 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
342 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
343 movv2sf_hardfloat_64bit): Use the new types.
344 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
345 *movdf_softfloat, *movdf_mips16): Use "multi".
346 (extendqihi2): Replace with a define_expand.
347 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
348 Based on extend<SHORT:mode><GPR:mode>2 patterns.
349 * config/mips/74k.md (r74k_int_logical): New reservation and
351 (r74k_int_arith): Remove "slt".
352 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
353 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
354 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
355 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
356 reservations for "arith".
358 2007-07-04 Richard Guenther <rguenther@suse.de>
360 * tree-ssa.c (useless_type_conversion_p): Add handling for
361 scalar float and vector types. Only call the types_compatible_p
362 langhook for aggregate types as last resort. Follow the
365 2007-07-04 Richard Guenther <rguenther@suse.de>
367 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
368 the same as NOP_EXPR.
370 2007-07-04 Nick Clifton <nickc@redhat.com>
372 * target.h (struct gcc_target): Add target_help field.
373 * target-def.h (TARGET_HELP): New.
374 (TARGET_INITIALIZER): Use TARGET_HELP.
375 * opts.c (command_handle_option): Invoke target_help function, if
376 defined, when the user has specified --target-help on the command
378 * doc/invoke.texi: Mention that --target-help might print
379 additional information.
380 * doc/tm.texi: Document TARGET_HELP hook.
382 * arm.c (TARGET_HELP): Override default definition.
383 (arm_target_help): New - display a wrapped list of cores and
384 architectures supported.
386 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
388 * config/gcc/v850/v850.c (expand_prologue): Make sure
389 GEN_INT() argument is sign extended rather than zero extended.
390 (expand_epilogue): Likewise.
391 (output_move_double): Delete.
392 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
393 * config/gcc/v850/v850.md (movdi): Delete.
394 (*movdi_internal): Delete.
396 (*movdf_internal): Delete.
398 2007-07-04 Richard Sandiford <richard@codesourcery.com>
400 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
401 unless compiling RTP PIC.
403 2007-07-04 Richard Guenther <rguenther@suse.de>
405 PR tree-optimization/32482
406 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
407 original ssa name if we didn't find a shift expression.
408 Fix shift constant for bit zero test.
410 2007-07-04 Richard Sandiford <richard@codesourcery.com>
412 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
414 2007-07-04 Richard Sandiford <richard@codesourcery.com>
416 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
417 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
418 * config/arm/vxworks.h (ASM_SPEC): Delete.
419 (SUBTARGET_EXTRA_ASM_SPEC): Define.
421 2007-07-04 Sebastian Pop <sebpop@gmail.com>
423 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
424 (DDR_REVERSED_P): New.
425 * tree-data-ref.c (initialize_data_dependence_relation,
426 build_classic_dist_vector): Set DDR_REVERSED_P.
428 2007-07-04 Sebastian Pop <sebpop@gmail.com>
431 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
432 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
433 init_omega_for_ddr_1): Use non conservative number of iterations
435 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
436 (analyze_siv_subscript): Remove FIXME and reinitialization of
437 last_conflicts to chrec_dont_know.
438 * testsuite/gfortran.dg/vect/pr32457.f90: New.
440 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
442 * tree.c (maybe_canonicalize_argtypes): Improve description.
444 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
446 * tree.c (maybe_canonicalize_argtypes): New.
447 (build_function_type): Set canonical type.
448 (build_method_type_directly): Ditto.
449 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
452 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
454 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
456 (rewrite_use_nonlinear_expr): Likewise.
458 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
460 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
462 2007-07-04 Ben Elliston <bje@au.ibm.com>
464 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
467 * c-objc-common.c (c_types_compatible_p): Fix indentation.
469 * doc/tm.texi (Run-time Target): Capitalise "CPU".
470 (Exception Handling): Likewise.
472 2007-07-03 Jan Hubicka <jh@suse.cz>
474 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
476 2007-07-03 Eric Christopher <echristo@apple.com>
478 * doc/cppopts.texi: Add conflicting option note to -dM.
479 * doc/invoke.texi: Add note about possible conflicts with
480 -E for -dCHARS and note that -dM will not produce
481 any results if there is no machine dependent reorg.
483 2007-07-03 Geoffrey Keating <geoffk@apple.com>
485 * tree.h (DECL_ALIGN): Back out previous change.
487 2007-07-03 Joseph Myers <joseph@codesourcery.com>
489 * configure.ac: Test for .dtprelword support on MIPS.
490 * configure, config.in: Regenerate.
491 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
492 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
494 2007-07-03 Julian Brown <julian@codesourcery.com>
496 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
497 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
498 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
499 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
501 (all_fpus): Add FPUTYPE_VFP3.
502 (fp_model_for_fpu): Add VFPv3 field.
503 (arm_rtx_costs_1): Give cost to VFPv3 constants.
504 (vfp3_const_double_index): New function. Return integer index of
505 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
507 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
508 and argument represents a valid RTX for a VFPv3 constant.
509 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
511 (vfp_emit_fstmd): Similar, for fstmd.
512 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
513 constants, represented as integer indices.
514 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
515 VFP_REGNO_OK_FOR_DOUBLE macros.
516 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
517 (arm_file_start): Set float-abi attribute for VFPv3, and output
518 correct ".fpu" assembler directive.
519 (arm_dbx_register_numbering): Add FIXME.
520 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
521 (fputype): Add FPUTYPE_VFP3.
522 (FIXED_REGISTERS): Add 32 registers for D16-D31.
523 (CALL_USED_REGISTERS): Likewise.
524 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
525 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
526 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
527 (D7_VFP_REGNUM): New.
528 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
529 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
530 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
531 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
532 (REG_ALLOC_ORDER): Adjust for VFPv3.
533 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
534 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
535 VFP_LO_REGS, VFP_HI_REGS.
536 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
537 (IS_VFP_CLASS): Define macro.
538 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
540 (REGISTER_MOVE_COST): Likewise.
541 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
542 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
543 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
544 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
545 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
546 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
547 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
548 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
549 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
550 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
551 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
552 where appropriate for single-word registers.
553 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
554 As above. Fix type attributes.
555 * config/arm/constraints.md (register_contraint "t"): Define.
556 (register_constraint "w"): Change to D0-D15, or D0-D31 for
558 (register_constraint "x"): Define.
559 (constraint "Dv"): Define.
561 2007-07-03 Geoffrey Keating <geoffk@apple.com>
563 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
565 2007-07-03 Tom Tromey <tromey@redhat.com>
567 * c-parser.c (objc_pq_context): Removed.
568 (objc_need_raw_identifier): Likewise.
569 (c_parser) <objc_pq_context>: New field.
570 <objc_need_raw_identifier>: Likewise.
571 (OBJC_NEED_RAW_IDENTIFIER): Removed.
572 (c_lex_one_token): Update.
573 (c_parser_objc_protocol_definition): Update.
574 (c_parser_objc_method_definition): Update.
575 (c_parser_objc_methodproto): Update.
576 (c_parser_declspecs): Update.
578 2007-07-03 David Ung <davidu@mips.com>
580 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
582 2007-07-03 David Ung <davidu@mips.com>
583 Richard Sandiford <richard@codesourcery.com>
585 * doc/invoke.texi: Document -march=74kf3_2.
586 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
587 (TUNE_74K): Check for it.
588 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
589 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
590 * config/mips/mips.md (cpu): Add 74kf3_2.
591 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
592 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
593 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
594 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
595 74kf3_2 to the CPU list.
596 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
597 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
598 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
599 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
600 (r74kf3_2_fxfer_from_c1): New insn reservations.
602 2007-07-03 Richard Sandiford <richard@codesourcery.com>
603 David Ung <davidu@mips.com>
605 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
606 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
607 and 74k[fx]. Document aliases for the new options.
608 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
609 (PROCESSOR_24KF2_1): ...this.
610 (PROCESSOR_24KX): Rename to...
611 (PROCESSOR_24KF1_1): ...this.
612 (PROCESSOR_74KF): Rename to...
613 (PROCESSOR_74KF2_1): ...this.
614 (PROCESSOR_74KX): Rename to...
615 (PROCESSOR_74KF1_1): ...this.
616 (TUNE_74K): Update PROCESSOR_* names.
617 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
618 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
619 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
620 (mips_rtx_cost_data): Update processor names in comments.
621 (mips_issue_rate): Update PROCESSOR_* names.
622 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
623 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
624 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
625 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
626 Update cpu attribute names.
627 (r24k_fpu_iss): Rename this reservation to...
628 (r24kf2_1_fpu_iss): ...this and update all uses.
629 (r24kx_fpu_iss): Rename this reservation to...
630 (r24kf1_1_fpu_iss): ...this and update all uses.
631 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
632 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
633 Update cpu attribute names.
635 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
637 * config/m32r/constraints.md: New file.
638 * config/m32r/m32r.c: Include tm-constrs.h.
639 (small_data_operand): Use satisfies_constraint_* instead of macro.
640 (addr24_operand, gen_compare): Likewise.
641 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
642 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
643 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
644 EXTRA_CONSTRAINT): Likewise.
645 * config/m32r/m32r.md: Include constraints.md.
646 (*movsi_insn): Use satisfies_constraint_* instead of macro.
647 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
648 * config/m32r/predicates.md (conditional_move_operand): Likewise.
649 (two_insn_const_operand, int8_operand, uint16_operand,
650 reg_or_int16_operand, reg_or_uint16_operand,
651 reg_or_cmp_int16_operand, cmp_int16_operand,
652 seth_add3_operand): Likewise.
654 2007-07-03 Eric Christopher <echristo@gmail.com>
656 * libgcc2.h: Conditionally declare __bswapsi2 and
659 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
661 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
664 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
667 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
668 (__gthrw_pragma): Provide default definition.
670 * gthr-posix.c (__gthrw_pragma): Define.
672 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
674 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
675 before declaring inequality.
677 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
679 * combine.c (recog_for_combine): Log the success or failure of
680 matching new insn patterns against the machine description in
683 2007-07-03 Revital Eres <eres@il.ibm.com>
685 * ddg.c (print_sccs): New function.
686 (check_sccs): New function.
687 (create_ddg_all_sccs): Use it.
688 * ddg.h (print_sccs): Declare.
689 * modulo-sched.c (sms_order_nodes): Call print_sccs.
691 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
693 * targhooks.h (default_mode_for_suffix): New function declaration.
694 * targhooks.c (default_mode_for_suffix): New default target hook.
695 * target.h (struct c): New structure in the targetm struct.
696 (mode_for_suffix): New target hook as part of struct c.
697 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
698 default_mode_for_suffix.
699 (TARGET_C): New define.
700 * c-lex.c: Include "target.h".
701 (interpret_float): Use targetm.c.mode_for_suffix to determine
702 the mode for a given non-standard suffix.
703 Makefile.in (c-lex.o): Depend on $(TARGET_H).
705 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
706 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
708 * doc/extend.texi (Floating Types): New node. Document __float80 and
709 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
711 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
714 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
715 predicate instead of target_operand.
716 (divsi3_i1_media, divsi3_media_2): Likewise.
718 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
720 * tree.h (alias_sets_might_conflict_p): Rename into
721 alias_sets_must_conflict_p.
722 * alias.c (alias_sets_might_conflict_p): Likewise.
723 (alias_sets_conflict_p): Use it.
724 (objects_must_conflict_p): Likewise.
725 * c-common.c (strict_aliasing_warning): Adjust.
727 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
729 * rtlhooks.c (gen_lowpart_if_possible): Check for
730 invalid subreg before calling gen_lowpart_SUBREG.
732 2007-07-02 Geoffrey Keating <geoffk@apple.com>
734 * config/darwin9.h: Add copyright notice.
735 (LINK_COMMAND_SPEC): Add comment.
736 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
737 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
738 DARWIN_LIBSYSTEM_HAS_UNWIND.
740 2007-07-02 Jakub Jelinek <jakub@redhat.com>
743 * omp-low.c (check_combined_parallel): New function.
744 (lower_omp_parallel): Call it via walk_stmts, set
745 OMP_PARALLEL_COMBINED if appropriate.
746 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
747 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
748 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
749 don't consider it as combined parallel.
751 2007-07-02 Richard Sandiford <richard@codesourcery.com>
753 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
754 (gcc_tooldir): Likewise.
755 * configure: Regenerate.
756 * Makefile.in (libsubdir_to_prefix): New variable, based on the
757 old configure.ac gcc_tooldir setting.
758 (prefix_to_exec_prefix): New variable.
759 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
760 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
762 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
764 Fix PR tree-optimization/32583
765 Fix PR tree-optimization/32584
766 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
767 (phi_translate_set): Use phi_translate directly now.
768 (make_values_for_stmt): Don't value number RHS if we already know
771 2007-07-02 Steve Ellcey <sje@cup.hp.com>
772 Jim Wilson <wilson@specifix.com>
775 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
778 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
779 Richard Sandiford <richard@codesourcery.com>
780 Nigel Stephens <nigel@mips.com>
782 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
783 (mips16e_output_save_restore): Declare.
784 (mips16e_save_restore_pattern_p): Likewise.
785 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
786 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
787 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
788 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
789 (BITSET_P): New global macro, extracted from...
790 (mips_for_each_saved_reg): ...here.
791 (mips16e_save_restore_info): New struct.
792 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
793 (mips16e_save_restore_regs): New variable.
794 (mips_split_plus, mips16e_find_first_register): New functions.
795 (mips16e_mask_registers): New function.
796 (compute_frame_size): Expand the commentary before the function.
797 Enforce the MIPS16e save and restore register range restrictions.
798 Pad the general register save area at the low end.
799 (mips16e_save_restore_reg, mips16e_build_save_restore)
800 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
801 (mips16e_output_save_restore, mips16e_collect_propagate_value)
802 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
804 (mips_expand_prologue, mips_expand_epilogue): Handle
805 GENERATE_MIPS16E_SAVE_RESTORE.
806 * config/mips/mips.md (*mips16e_save_restore): New pattern.
808 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
810 PR tree-optimization/31966
811 PR tree-optimization/32533
812 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
813 "basic_block" description as its third argument. Update function
814 calls to get destination bb from "edge" argument. Save "cond" into
815 aux field of the edge. Update prototype for changed arguments.
816 (if_convertible_loop_p): Clear aux field of incoming edges if bb
818 (find_phi_replacement_condition): Operate on incoming edges, not
819 on predecessor blocks. If there is a condition saved in the
820 incoming edge aux field, AND it with incoming bb predicate.
821 Return source bb of the first edge.
822 (clean_predicate_lists): Clean aux field of outgoing node edges.
823 (tree_if_conversion): Do not initialize cond variable. Move
824 variable declaration into the loop.
825 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
826 initializations of new_stmt, arg0 and arg1 variables.
828 2007-07-02 Jakub Jelinek <jakub@redhat.com>
830 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
831 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
833 2007-07-02 Richard Guenther <rguenther@suse.de>
835 * tree-ssa.c (useless_type_conversion_p): Document
836 future intent as defining the middle-end type system.
837 Re-structure to call langhook last, group by type class,
838 mark questionable parts.
840 2007-07-02 Richard Guenther <rguenther@suse.de>
842 * tree-flow.h (types_compatible_p): Declare.
843 * tree-ssa.c (types_compatible_p): New function.
844 * ipa-type-escape.c (discover_unique_type): Use
845 types_compatible_p instead of lang_hooks.types_compatible_p.
846 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
847 * tree-vn.c (expressions_equal_p): Likewise.
848 * tree.c (fields_compatible_p): Likewise.
849 * tree-ssa-dom.c (avail_expr_eq): Likewise.
850 (cprop_operand): Use useless_type_conversion_p instead of
851 lang_hooks.types_compatible_p.
852 * tree-inline.c (setup_one_parameter): Likewise.
853 (declare_return_variable): Likewise.
854 * tree-nrv.c (tree_nrv): Likewise.
855 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
856 (maybe_fold_offset_to_component_ref): Likewise.
857 (maybe_fold_offset_to_reference): Likewise.
858 * tree-ssa-copy.c (may_propagate_copy): Likewise.
859 (merge_alias_info): Likewise.
860 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
861 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
862 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
863 * tree-tailcall.c (find_tail_calls): Likewise.
864 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
865 * gimplify.c (canonicalize_addr_expr): Likewise.
866 (fold_indirect_ref_rhs): Likewise.
867 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
868 (cpt_same_type): Likewise.
869 (check_pointer_types_r): Swap parameters to cpt_same_type
871 * fold-const.c (fold_convert): Revert fix for PR15988.
872 * tree-inline.c (setup_one_parameter): Instead fix it here by
873 using fold_build1 instead of fold_convert and checking for
874 error_mark_node. Convert only if the conversion is necessary.
876 2007-07-02 Joseph Myers <joseph@codesourcery.com>
878 * configure.ac: Check for .gnu_attribute on Power.
879 * configure: Regenerate.
880 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
881 attribute for floating-point ABI.
883 2007-07-02 Ira Rosen <irar@il.ibm.com>
885 PR tree-optimization/32230
886 PR tree-optimization/32477
887 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
888 address is a constant.
890 2007-07-02 Richard Sandiford <richard@codesourcery.com>
892 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
893 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
894 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
895 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
896 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
897 64-bit targets. Add support for *-elfoabi*.
898 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
899 different settings if $(tm_defines) does not select the EABI.
900 (MULTILIB_EXCLUSIONS): Define in those circumstances.
901 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
902 (MIPS_ARCH_OPTION_SPEC): Likewise.
903 (MIPS_ISA_LEVEL_SPEC): Likewise.
904 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
905 * config/mips/elfoabi.h: New file.
907 2007-07-02 Richard Guenther <rguenther@suse.de>
909 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
910 (useless_type_conversion_p): ... this.
911 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
912 (useless_type_conversion_p): ... this.
913 * builtins.c (fold_builtin_memory_op): Rename
914 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
915 * tree-cfg.c (verify_expr): Likewise.
916 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
917 * tree-ssa-ccp.c (ccp_fold): Likewise.
918 * tree-ssa-copy.c (may_propagate_copy): Likewise.
919 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
920 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
921 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
922 * tree-ssa-pre.c (eliminate): Likewise.
923 * tree-ssa.c (delete_tree_ssa): Likewise.
924 (tree_ssa_useless_type_conversion): Likewise.
925 * tree.c (build2_stat): Likewise.
927 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
929 Fix PR tree-optimization/32571
930 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
933 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
935 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
936 and other expected operations explicitly, change default to
939 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
941 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
943 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
944 (tls_load_dot_plus_eight): Move the label number into the unspec.
945 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
947 2007-07-01 Andreas Schwab <schwab@suse.de>
949 * dwarf2out.c (initial_return_save): Define only if used.
951 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
953 Unreverting Richard's Revert of:
955 2007-06-27 Richard Sandiford <richard@codesourcery.com>
957 * dce.c (deletable_insn_p_1): New function, split out from...
958 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
959 specially, not those inside PARALLELs. Remove BODY argument
960 and adjust recursive call accordingly.
961 (prescan_insns_for_dce): Update call to delete_insn_p.
963 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
964 Revital Eres <eres@il.ibm.com>
966 * ddg.c (create_ddg_all_sccs): Fix missed
967 initialization of scc_nodes.
969 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
972 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
973 X + ~X to 1 only for INTEGRAL_TYPE_P type.
975 2007-06-30 Joseph Myers <joseph@codesourcery.com>
977 * configure.ac: Check for .gnu_attribute on MIPS.
978 * configure, config.in: Regenerate.
979 * config/mips/mips.c (mips_file_start): If supported, output
980 attribute for floating-point ABI.
982 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
985 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
986 (ffs_cmove): New expander to expand using ctz pattern.
987 (*ffs_cmove): Remove pattern.
988 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
989 (ffsdi2): Expand using ctz pattern.
990 (*ffs_rex64): Remove pattern.
992 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
994 PR rtl-optimization/32296
995 * pa.md (return): Delete pattern.
996 (return_internal): Remove "(const_int 1)" from pattern.
997 (epilogue): Use return_internal pattern for trivial returns.
998 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
999 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1001 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1003 * tree-ssa-pre.c (is_exception_related): New function
1004 (can_value_number_operation): Use it.
1006 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1008 Fix PR tree-optimization/32540
1009 Fix PR tree-optimization/31651
1011 * tree-ssa-sccvn.c: New file.
1013 * tree-ssa-sccvn.h: Ditto.
1015 * tree-vn.c: Include tree-ssa-sccvn.h
1016 (val_expr_paid_d): Removed.
1017 (value_table): Ditto.
1018 (vn_compute): Ditto.
1019 (val_expr_pair_hash): Ditto.
1020 (val_expr_pair_expr_eq): Ditto.
1021 (copy_vuses_from_stmt): Ditto.
1024 (shared_vuses_from_stmt): Ditto.
1025 (print_creation_to_file): Moved up.
1026 (sort_vuses): Ditto.
1027 (sort_vuses_heap): Ditto.
1028 (set_value_handle): Make non-static.
1029 (make_value_handle): Ditto.
1030 (vn_add): Rewritten to use sccvn lookups.
1031 (vn_add_with_vuses): Ditto.
1032 (vn_lookup): Ditto (and second argument removed).
1033 (vn_lookup_with_vuses): Ditto.
1034 (vn_lookup_or_add): Ditto (and second argument removed);
1035 (vn_lookup_or_add_with_vuses): Ditto.
1036 (vn_lookup_with_stmt): New.
1037 (vn_lookup_or_add_with_stmt): Ditto.
1038 (create_value_handle_for_expr): Ditto.
1040 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1041 (seen_during_translate): New function.
1042 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1043 (phi_trans_add): Ditto.
1044 (constant_expr_p): FIELD_DECL is always constant.
1045 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1046 Use constant_expr_p.
1047 Avoid infinite recursion on mutually valued expressions.
1048 Change callers of vn_lookup_or_add.
1049 (phi_translate): New function.
1050 (compute_antic_safe): Allow phi nodes.
1051 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1052 (find_or_generate_expression): Rewrite slightly.
1053 (create_expression_by_pieces): Updated for vn_lookup_or_add
1055 Update VN_INFO for new names.
1056 (insert_into_preds_of_block): Update for new names.
1057 (add_to_exp_gen): New function.
1058 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1059 (find_existing_value_expr): Rewrite to changed vn_lookup.
1060 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1061 (try_look_through_load): Removed.
1062 (try_combine_conversion): Ditto.
1063 (get_sccvn_value): New function.
1064 (make_values_for_phi): Ditto.
1065 (make_values_for_stmt): Ditto.
1066 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1068 (init_pre): Update for SCCVN changes.
1070 (execute_pre): Ditto.
1072 * tree-flow.h (make_value_handle): Declare.
1073 (set_value_handle): Ditto.
1074 (sort_vuses_heap): Ditto.
1075 (vn_lookup_or_add_with_stmt): Ditto.
1076 (vn_lookup_with_stmt): Ditto.
1077 (vn_compute): Remove.
1080 (vn_lookup): Update arguments.
1082 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1084 (tree-ssa-sccvn.o): New.
1085 (OBJS-common): Add tree-ssa-sccvn.o
1087 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1090 * c-typeck.c (build_external_ref): Don't mark as used if called
1092 * calls.c (rtx_for_function_call): Likewise.
1094 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1098 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1100 * dce.c (deletable_insn_p_1): New function, split out from...
1101 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1102 specially, not those inside PARALLELs. Remove BODY argument
1103 and adjust recursive call accordingly.
1104 (prescan_insns_for_dce): Update call to delete_insn_p.
1106 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1108 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1109 (try_combine): Move potential calls to undo_all() so they happen
1110 before we commit to using the combined insns.
1112 2006-06-30 Jan Hubicka <jh@suse.cz>
1114 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1117 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1119 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1120 (cgraph_remove_unreachable_nodes): Likewise.
1121 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1122 * ipa-inline.c (update_caller_keys): Cast according to the coding
1124 (cgraph_decide_recursive_inlining): Likewise.
1125 (cgraph_decide_inlining_of_small_function): Likewise.
1126 (try_inline): Likewise.
1127 (cgraph_decide_inlining_incrementally): Likewise.
1128 * ipa-pure-const.c (get_function_state): Likewise.
1129 (scan_function): Likewise.
1130 (analyze_function): Likewise.
1131 (static_execute): Likewise.
1132 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1133 (merge_callee_local_info): Likewise.
1134 (analyze_function): Use type safe memory macros.
1135 (static_execute): Likewise. Cast according to the coding conventions.
1136 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1138 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1140 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1141 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1144 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1147 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1148 for complex modes (both int and real).
1150 2007-06-29 Jan Hubicka <jh@suse.cz>
1152 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1154 2007-06-29 Jan Hubicka <jh@suse.cz>
1157 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1160 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1163 * config/avr/avr.c: Include dataflow header file.
1164 (expand_prologue): Adjust for prologue insn change.
1165 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1168 2007-06-29 Richard Guenther <rguenther@suse.de>
1171 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1172 during type verification.
1174 2007-06-29 Jan Hubicka <jh@suse.cz>
1176 * recog.c (validate_change_rtx_1): Unshare TO argument.
1178 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1180 PR tree-optimization/24659
1181 * tree-vect-transform.c (vectorizable_call): Handle
1182 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1184 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1185 * config/i386/i386.c (enum ix86_builtins)
1186 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1187 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1189 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1190 const using def_builtin_const.
1191 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1192 input operands in the same modes as the result.
1193 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1195 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1197 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1198 (df_set_dead_notes_for_mw): Likewise.
1200 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1202 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1204 2007-06-28 DJ Delorie <dj@redhat.com>
1206 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1208 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1210 * doc/invoke.texi (C++ Dialect Options): Document
1211 fvisibility-ms-compat.
1212 * c.opt (fvisibility-ms-compat): New.
1214 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1217 * tree-affine.c (aff_combination_add_elt): Handle
1218 pointer addition specially.
1220 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1222 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1223 decl is non-external for AIX ABI.
1225 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1227 * config/rs6000/predicates.md (current_file_function_operand):
1228 Ensure the symbol is non-external for AIX ABI.
1230 2007-06-28 Nick Clifton <nickc@redhat.com>
1232 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1233 (fdce, fdse, fpredictive-commoning): Likewise.
1235 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1238 * gcc.c (process_command): Recognize the new -static-libgfortran
1241 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1244 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1245 Use a call clobbered hard reg instead of a pseudo reg.
1247 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1249 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1251 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1254 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1255 REG_LIBCALL and REG_RETVAL notes.
1256 (divsi3, mulsi3): Likewise.
1257 (mulhisi3): Likewise. Use emit_libcall_block.
1258 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
1260 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
1262 PR rtl-optimization/32481
1263 * combine.c (adjust_for_new_dest): Rescan the changed insn.
1265 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1267 * dce.c (deletable_insn_p_1): New function, split out from...
1268 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1269 specially, not those inside PARALLELs. Remove BODY argument
1270 and adjust recursive call accordingly.
1271 (prescan_insns_for_dce): Update call to delete_insn_p.
1273 2007-06-27 Richard Guenther <rguenther@suse.de>
1276 * tree.h (fold_convertible_p): Declare.
1277 * fold-const.c (fold_convertible_p): New function.
1278 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
1279 instead of lang_hooks.types_compatible_p.
1281 2007-06-26 Jan Hubicka <jh@suse.cz>
1283 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
1284 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
1285 early use validate_unshare_change.
1286 (reload_combine): Likewise.
1287 * recog.c (change_t): New field unshare.
1288 (validate_change_1): Rename from validate_change; add argument unshare.
1289 (validate_change): Turn into wrapper of validate_change_1; update
1290 prototype for bools.
1291 (validate_unshare_change): New.
1292 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
1293 calls of df_insn_rescan.
1294 * recog.h (validate_change): Replace ints by bools.
1295 (validate_unshare_change): Declare.
1297 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1299 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
1301 2007-06-26 Steve Ellcey <sje@cup.hp.com>
1303 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
1305 2007-06-25 Jan Hubicka <jh@suse.cz>
1307 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
1309 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
1310 cgraph_decide_inlining_incrementally): Move uninlinability checks to
1311 places other call site specific checks are performed.
1313 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1316 * tree-vect-transform.c (vectorizable_operation): Convert
1317 POINTER_PLUS_EXPR over to PLUS_EXPR.
1319 2007-06-25 Chao-ying Fu <fu@mips.com>
1321 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
1322 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
1323 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1324 Document GET_MODE_IBIT, and GET_MODE_FBIT.
1326 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
1327 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1328 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
1329 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
1330 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
1331 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
1332 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
1333 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
1334 ALL_FIXED_POINT_MODE_P): New define.
1335 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1337 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
1339 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
1340 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1341 MODE_VECTOR_UACCUM): New mode classes.
1343 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
1344 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
1345 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
1348 * genmodes.c (struct mode_data): Add ibit and fbit fields.
1349 (blank_mode): Initialize ibit and fbit.
1350 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
1351 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1353 (new_adjust): Change required_class to required_class_from and
1354 required_class_to for testing within a range.
1355 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1356 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1358 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
1359 (make_fixed_point_mode): New.
1360 (_ADD_ADJUST): Change C to C1 and C2.
1361 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
1362 use a range for machine classes.
1363 (ADJUST_IBIT, ADJUST_FBIT): New.
1364 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
1366 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1367 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1368 Emit adjustment for ibit and fbit.
1369 (emit_mode_ibit, emit_mode_fbit): New.
1370 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
1372 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
1374 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
1375 as the source of the set.
1377 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
1379 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
1380 FP_REGNO_P): Use IN_RANGE.
1381 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
1382 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
1383 (DATA_REG_P): Use DATA_REGNO_P.
1384 (FP_REG_P): Use FP_REGNO_P.
1385 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
1386 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
1387 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
1389 2007-06-24 Jan Hubicka <jh@suse.cz>
1392 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
1394 2007-06-24 Sebastian Pop <sebpop@gmail.com>
1397 * fold-const.c (fold_binary): Strip nops of operand 0
1398 of BIT_NOT_EXPR before calling operand_equal_p.
1399 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
1400 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
1402 2007-06-23 Mark Mitchell <mark@codesourcery.com>
1404 * doc/extend.texi: Document that dllimport and dllexport imply
1406 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
1407 imported or exported declaration, including type declarations.
1408 * c-common.c (handle_visibility_attribute): Check for conflicts
1409 with dllimport/dllexport.
1410 (c_determine_visibility): Handle dllimport/dllexport as an
1411 explicit visibility atttribute.
1413 2007-06-23 Richard Guenther <rguenther@suse.de>
1415 PR tree-optimization/16876
1417 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
1419 * tree-inline.c (initialize_inlined_parameters): Do not call
1420 lang_hooks.tree_inlining.convert_parm_for_inlining.
1421 * cgraphbuild.c (initialize_inline_failed): Set inline failed
1422 reason for mismatched types.
1423 * gimplify.c (gimplify_call_expr): Verify the call expression
1424 arguments match the called function type signature. Otherwise
1425 mark the call expression to be not considered for inlining
1426 using CALL_CANNOT_INLINE_P flag.
1427 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
1428 edges call expression.
1429 (cgraph_decide_inlining_of_small_function): Likewise.
1430 (cgraph_decide_inlining): Likewise.
1431 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1433 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
1434 * c-typeck.c (c_convert_parm_for_inlining): Remove.
1435 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
1437 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
1438 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
1440 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1441 convert_parm_for_inlining member.
1443 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
1446 * arm.md (negscc): Match the correct operand for optimized LT0 test.
1447 Remove optimization for GT.
1449 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
1452 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
1454 (prescan_insns_for_dce): Add extra parameter.
1456 2007-06-23 Jan Hubicka <jh@suse.cz>
1459 * gimplify.c (mark_addressable): New function.
1460 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
1462 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1465 * expr.c (store_constructor): Do not clobber non-zeroed memory.
1467 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1470 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
1471 moves between MMX/SSE registers to at least 8 units to prevent
1472 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
1474 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1476 * config/i386/i386.c (override_options): Correct x86_sahf
1479 2007-06-21 David Daney <ddaney@avtrex.com>
1482 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1483 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1484 (exception_receiver): Renamed to ...
1485 (nonlocal_goto_receiver): ... this.
1487 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
1489 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
1490 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
1491 partial register accesses.
1493 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
1495 * fold-const.c (debug_fold_checksum): Move it under
1496 ENABLE_FOLD_CHECKING.
1498 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1501 * tree.h (debug_fold_checksum): Declared.
1502 * fold-const.c (build_fold_addr_expr_with_type_1): New.
1503 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
1504 build_fold_addr_expr_with_type_1.
1505 (fold_addr_expr, debug_fold_checksum): New.
1506 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
1507 (fold_unary, fold_comparison, split_address_to_core_and_offset):
1510 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1512 PR tree-optimization/19590
1513 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
1514 of scev is a constant.
1515 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
1517 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1519 * df-problems.c (df_note_bb_compute): Made computation of live
1520 info consistent with df_lr.
1522 2007-06-21 Richard Guenther <rguenther@suse.de>
1524 PR tree-optimization/32453
1525 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
1526 for pointer anti-range.
1528 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
1530 * config/i386/i386.c (processor_target_table): Increase maximum
1531 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
1534 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
1535 byte alignment if > 8 byte alignment is preferred.
1536 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1538 2007-06-21 Jakub Jelinek <jakub@redhat.com>
1540 PR tree-optimization/31866
1541 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
1542 if ASM_EXPR's input is not a SSA_NAME.
1545 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
1546 but decl is a global var, instead return decl.
1547 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
1548 even for is_global_var decls, if they are private in some outer
1551 2007-06-21 Richard Guenther <rguenther@suse.de>
1553 PR tree-optimization/32451
1554 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
1556 2007-06-21 Christian Bruel <christian.bruel@st.com>
1558 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
1559 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
1560 (push_regs): Changed saving order or banked registers.
1561 (sh_expand_epilogue): Likewise.
1562 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
1563 (FIRST_BANKED_REG): Likewise.
1564 (LAST_BANKED_REG): Likewise.
1565 * config/sh/sh.md (banked) New attribute.
1566 (in_delay_slot): Check banked attribute.
1568 2007-06-20 Sebastian Pop <sebpop@gmail.com>
1570 PR tree-optimization/32075
1571 * tree-data-ref.c (subscript_dependence_tester_1,
1572 analyze_miv_subscript, analyze_overlapping_iterations,
1573 add_distance_for_zero_overlaps, build_classic_dist_vector,
1574 subscript_dependence_tester_1, analyze_overlapping_iterations,
1575 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
1576 compute_affine_dependence, compute_all_dependences): Pass loop_nest
1577 to evolution_function_is_affine_multivariate_p.
1579 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1581 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
1583 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1586 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
1588 * config/m32c/prologue.md (epilogue_exitd_16): New.
1589 (epilogue_reit_16): New.
1590 (epilogue_exitd): Rename to epilogue_exitd_24.
1591 (epilogue_reit): Rename to epilogue_reit_24.
1593 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
1594 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1596 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
1598 * haifa-sched.c (queue_to_ready): Don't requeue next insn
1599 if dbg_cnt (sched_insn) reaches the limit.
1600 (choose_ready): New parameter INSN_PTR and new return value.
1601 (schedule_block): Handle dbg_cnt (sched_insn). Handle
1602 the new return value from choose_ready.
1603 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
1604 (rest_of_handle_global_alloc): New global_alloc_at_func.
1606 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
1608 PR tree-optimization/25737
1609 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
1610 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
1611 * tree-flow.h (struct fieldoff): Add new field alias_set.
1612 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
1613 argument addressable_type. Set alias_set of fieldoff.
1614 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
1615 (create_overlap_variables_for): Pass alias_set from fieldoff to
1617 * alias.c (get_alias_set): Use alias_set from SFT if set.
1619 2007-06-20 Hui-May Chang <hm.chang@apple.com>
1621 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
1622 of a variable as an unsigned HOST_WIDE_INT integer.
1624 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
1626 PR rtl-optimization/32405
1627 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
1629 2007-06-20 Jakub Jelinek <jakub@redhat.com>
1631 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
1634 * builtins.c: Include diagnostic.h.
1635 (expand_builtin_expect): Make gcc_assert more permissive.
1636 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
1639 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
1643 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
1644 if ACCUMULATE_OUTGOING_ARGS.
1646 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1648 * config/m68hc11/m68hc11.c: Include dataflow header file.
1649 (m68hc11_reorg): Port to dataflow.
1651 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1653 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
1654 (struct df_problem.free_blocks_on_set_blocks): New field.
1655 (struct dataflow.optional_p): New field.
1656 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1657 (df_live_set_all_dirty): New function.
1658 * df-scan.c (df_scan_alloc): Initialize optional_p.
1659 (problem_SCAN): Initialize free_blocks_on_set_blocks.
1660 * df-core.c (df_set_blocks): Removed use of
1661 DF_FIRST_OPTIONAL_PROBLEM. Now uses
1662 df_problem.free_blocks_on_set_blocks to determine which blocks are
1664 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
1665 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
1666 uses dataflow.optional_p to determine if problem should be
1668 (rest_of_handle_df_initialize): Only start live problem if
1670 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1671 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
1672 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
1673 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
1674 problem_NOTE): Initialize free_blocks_on_set_blocks.
1675 (df_lr_bb_local_compute): Recompute luids if df_live problem is
1677 (df_live_set_all_dirty, df_note_alloc): New function.
1678 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
1680 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
1681 * postreload.c (reload_combine): Ditto.
1682 * cse.c (cse_extended_basic_block): Ditto.
1683 * regmove.c (mark_flags_life_zones): Ditto.
1684 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
1685 erase_matching_seqs): Ditto.
1686 * bt-load.c (compute_defs_uses_and_gen): Ditto.
1687 * integrate (allocate_initial_values): Ditto.
1688 * combine.c (reg_dead_at_p): Ditto.
1689 * resource.c (mark_target_live_regs): Ditto.
1690 * sched-rgn.c (check_live_1, update_live_1): Ditto.
1691 * config/sh/sh.c (find_r0_life_regions): Ditto.
1692 * global.c (rest_of_handle_global_alloc): Only add back df_live
1694 * local-alloc.c (rest_of_handle_local_alloc): Only remove
1696 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
1698 (if_convert): Make sure df_live is there at -O == 1.
1699 (pass_if_after_combine): Cleanup flags.
1700 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
1701 is there at -O == 1.
1703 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
1705 * config/arm/arm.c (arm_get_frame_offsets): Set
1706 offsets->locals_base to avoid negative stack size.
1707 (thumb1_expand_prologue): Assert on negative stack size.
1709 2007-04-19 Sebastian Pop <sebpop@gmail.com>
1711 PR tree-optimization/32367
1712 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
1713 of the chrec has no evolution in that loop.
1714 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
1716 2007-06-19 Bob Wilson <bob.wilson@acm.org>
1718 * config/xtensa/xtensa.c: Include "df.h".
1719 (xtensa_builtin_saveregs): Use adjust_address instead of
1721 (xtensa_va_start): Invoke make_tree with sizetype for
1722 expand_builtin_saveregs and then convert the result to a pointer.
1723 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
1724 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
1725 Subtract argument size from index value as integers and then use
1726 POINTER_PLUS_EXPR to add the result to the array address.
1728 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1731 * config/m32c/m32c.c: Include dataflow header file.
1732 (m32c_emit_prologue): Adjust for prologue insn change.
1733 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
1734 once inside a PARALLEL. Assume frame size passed in operand 0
1735 includes space to save the fb register.
1736 (prologue_enter_24): Likewise.
1737 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
1739 2007-06-19 David Daney <ddaney@avtrex.com
1742 * config/mips/mips.md (cprestore): Mark $gp as used.
1744 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1747 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
1748 (frv_ifcvt_modify_insn): Likewise.
1750 2007-06-19 Richard Guenther <rguenther@suse.de>
1752 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
1753 only handle positive offsets that fit in a HOST_WIDE_INT.
1755 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
1757 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
1758 result of rsqrt insn for zero input argument to avoid NaN.
1760 2007-06-19 Richard Guenther <rguenther@suse.de>
1763 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
1765 2007-06-19 Jakub Jelinek <jakub@redhat.com>
1767 PR tree-optimization/32353
1768 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
1770 2007-06-19 Nick Clifton <nickc@redhat.com>
1772 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
1774 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1777 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
1778 * config/i386/i386.c (assign_386_stack_local): Assert that
1779 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
1780 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
1781 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
1782 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
1784 2007-06-18 Steve Ellcey <sje@cup.hp.com>
1786 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
1788 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
1790 PR rtl-optimization/32321
1791 * gcse.c (replace_store_insn): Update the note before
1792 calling emit_insn_after.
1794 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1797 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
1799 * df-problems.c (df_note_bb_compute): Fix dumping info.
1801 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
1803 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
1804 insn with emit_jump_insn.
1806 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1808 PR tree-optimization/32383
1809 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
1810 * targhooks.h (default_builtin_reciprocal): Update prototype.
1811 * target.h (struct gcc_target): Update builtin_reciprocal.
1812 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
1813 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
1814 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
1815 when fndecl is in BUILT_IN_MD class.
1816 (execute_convert_to_rsqrt): Ditto.
1818 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
1819 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
1820 Convert BUILT_IN_SQRTF code only when md_fn is false.
1822 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
1824 * bt-load.c (move_btr_def): Fix the order of arguments
1825 to validate_replace_rtx.
1827 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
1829 * config/m68k/m68k-devices.def: Add 54450..54455.
1831 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
1833 PR rtl-optimization/32366
1834 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
1835 FLOAT_EXTEND]: Prevent non-scalar modes from entering
1838 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1841 * modulo-sched (generate_reg_moves): Added rescan parameter and if
1842 this is true, rescan insn being modified.
1843 (sms_schedule): Added rescan parameter.
1844 (rest_of_handle_sms): Moved freeing of dominance info to before
1845 getting out of cfg_layout.
1847 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
1849 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
1850 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
1853 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
1854 FL_CF_EMAC from the entry for isac.
1856 * config/m68k/predicates.md (const_call_operand): Adjust comment.
1857 (const_sibcall_operand): New.
1858 (sibcall_operand): Use it.
1859 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
1860 (m68k_isas): ISAC does not imply FPU or EMAC.
1861 (override_options): Add ISA_C logic for symbolic jump & call.
1863 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1865 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
1866 return mode from the builtin itself.
1867 (sparc_fold_builtin): Fix cast of zero constant.
1869 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1871 * targhooks.c (default_builtin_reciprocal): New default target hook.
1872 * targhooks.h (default_builtin_reciprocal): Add prototype.
1873 * hooks.c (hook_tree_tree_bool_null): Remove hook.
1874 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
1875 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
1876 default_builtin_reciprocal.
1878 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1881 * hooks.c (hook_tree_tree_bool_null): New hook.
1882 * hooks.h (hook_tree_tree_bool_null): Add prototype.
1883 * tree-pass.h (pass_convert_to_rsqrt): Declare.
1884 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
1885 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
1886 and convert it to reciprocal a*rfunc(b).
1887 (execute_convert_to_rsqrt): New function.
1888 (gate_convert_to_rsqrt): New function.
1889 (pass_convert_to_rsqrt): New pass definition.
1890 * target.h (struct gcc_target): Add builtin_reciprocal.
1891 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
1892 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
1893 TARGET_BUILTIN_RECIPROCAL.
1894 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
1896 * config/i386/i386.h (TARGET_RECIP): New define.
1897 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
1898 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1899 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1900 and not optimizing for size.
1901 (*rcpsf2_sse): New insn pattern.
1902 (*rsqrtsf2_sse): Ditto.
1903 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
1904 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1905 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1906 and not optimizing for size.
1907 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
1908 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1909 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1910 and not optimizing for size.
1911 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
1912 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1913 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1914 and not optimizing for size.
1915 (*sse_rsqrtv4sf2): Do not export.
1917 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
1918 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1919 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1920 and not optimizing for size.
1922 * config/i386/i386.opt (mrecip): New option.
1923 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
1924 (ix86_emit_swsqrtsf): Ditto.
1925 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
1926 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
1928 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
1929 ix86_expand_unop1_builtin.
1930 (ix86_emit_swdivsf): New function.
1931 (ix86_emit_swsqrtsf): Ditto.
1932 (ix86_builtin_reciprocal): New function.
1933 (TARGET_BUILTIN_RECIPROCAL): Use it.
1934 (ix86_vectorize_builtin_conversion): Rename from
1935 ix86_builtin_conversion.
1936 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
1937 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
1938 "i386 and x86_64 Options" section.
1939 (Intel 386 and AMD x86_64 Options): Document -mrecip.
1941 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1942 Zdenek Dvorak <dvorakz@suse.cz>
1943 Richard Guenther <rguenther@suse.de>
1944 Kaz Kojima <kkojima@gcc.gnu.org>
1946 * tree-vrp.c (compare_values_warnv): Convert val2 to
1948 (extract_range_from_assert): Create
1949 POINTER_PLUS_EXPR for pointer types.
1950 (extract_range_from_binary_expr): Handle
1951 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
1953 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
1954 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
1955 POINTER_PLUS_EXPR as PLUS_EXPR.
1956 (number_of_iterations_lt_to_ne):
1957 For pointer types, use sizetype when
1958 creating MINUS_EXPR/PLUS_EXPRs.
1959 (assert_loop_rolls_lt): For pointer types, use sizetype when
1960 creating MINUS_EXPR/PLUS_EXPRs.
1961 (number_of_iterations_le): Likewise.
1962 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
1963 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
1964 like PLUS_EXPR and MINUS_EXPR.
1965 * tree-pretty-print.c (dump_generic_node): Handle
1967 (op_prio): Likewise.
1968 (op_symbol_1): Likewise.
1969 * optabs.c (optab_for_tree_code): Likewise.
1970 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
1972 * tree-tailcall.c (process_assignment): Mention
1973 POINTER_PLUS_EXPR in a TODO comment.
1974 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
1975 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
1976 not used with a pointer and an integer type.
1977 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
1978 increment using chrec_convert_rhs instead of chrec_convert.
1979 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
1980 PLUS_EXPR except for the right hand side's type will be
1982 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
1983 (fold_used_pointer_cast): Kill.
1984 (pointer_offset_p): Kill.
1985 (fold_used_pointer): Kill.
1986 (pointer_used_p): Kill.
1987 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
1988 call fold_used_pointer.
1989 (instantiate_parameters_1): Convert the increment
1990 using chrec_convert_rhs instead of chrec_convert.
1991 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
1992 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
1993 instead of PLUS_EXPR.
1994 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
1995 PLUS_EXPR for pointers.
1996 (std_gimplify_va_arg_expr): Likewise.
1997 (fold_builtin_memory_op): Likewise.
1998 (fold_builtin_strstr): Likewise.
1999 (fold_builtin_strchr): Likewise.
2000 (fold_builtin_strrchr): Likewise.
2001 (fold_builtin_strpbrk): Likewise.
2002 (expand_builtin_memory_chk): Likewise.
2003 (fold_builtin_memory_chk): Likewise.
2004 (std_expand_builtin_va_start): Use
2005 sizetype for the call to make_tree and then convert
2006 to the pointer type.
2007 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2008 instead of PLUS_EXPR for adding to a pointer.
2009 (std_gimplify_va_arg_expr): Use fold_build2 for
2010 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2011 the operands to sizetype first and then cast the BIT_AND_EXPR
2012 back to the pointer type.
2013 * fold-const.c (build_range_check): Handle pointer types
2015 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2016 of PLUS_EXPR's. Make sure the offset is converted to
2018 (try_move_mult_to_index): Strip the NOPs from the offset.
2019 Remove code argument and replace all uses with PLUS_EXPR.
2020 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2021 specially. Don't use a pointer type for MINUS_EXPR.
2022 (fold_unary): Handle for (T1)(X op Y),
2023 only p+ as that is the only as that can be handled for
2024 binary operators now.
2025 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2027 <case PLUS_EXPR>: Add folding of PTR+INT into
2029 Don't call try_move_mult_to_index.
2030 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2031 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2032 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2033 Don't call try_move_mult_to_index.
2034 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2035 (tree_expr_nonzero_p): Likewise.
2036 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2037 of PLUS_EXPR for the complex expression folding.
2038 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2039 first chrec is a pointer type, then the second should
2040 be sizetype and not the first's type.
2041 For POINTER_PLUS_EXPR, use a different right hand side type.
2042 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2043 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2044 different right hand side type.
2045 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2046 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2047 instead of PLUS_EXPR.
2048 When either operand is zero, convert the other operand.
2049 (chrec_apply): Use chrec_convert_rhs
2050 on the argument x instead of chrec_convert.
2051 (reset_evolution_in_loop): For pointer types, the new_evol
2053 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2054 different right hand side type.
2055 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2056 (chrec_convert_rhs): New function.
2057 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2058 different right hand side type.
2059 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2060 * tree-chrec.h (chrec_convert_rhs): New prototype.
2061 (build_polynomial_chrec): For pointer types, the right hand
2062 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2063 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2064 Remove subtraction case as it is always addition now.
2065 Make sure the offset is converted to sizetype.
2066 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2067 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2068 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2069 PLUS_EXPR in pointer type.
2070 Handle POINTER_PLUS_EXPR.
2071 (tree_to_aff_combination): Likewise.
2072 (force_expr_to_var_cost): Likewise.
2073 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2074 instead of PLUS_EXPR for pointers.
2075 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2076 instead of PLUS_EXPR of pointer types.
2077 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2079 (check_va_list_escapes): Likewise.
2080 (check_all_va_list_escapes): Likewise.
2081 * dwarf2out.c (loc_descriptor_from_tree_1):
2082 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2083 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2084 (string_constant): Likewise.
2085 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2086 the offset to the base, use POINTER_PLUS_EXPR.
2087 (add_to_parts): Convert the index to sizetype.
2088 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2089 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2090 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2091 Offset only holds something for PLUS_EXPR.
2092 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2094 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2096 (analyze_accesses_for_modify_stmt): Likewise.
2097 Remove comment about the type being integral type as it is
2099 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2101 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2103 Correct the type which the artimentic is done in (is now
2106 * tree-data-ref.c (split_constant_offset): Handle
2108 * tree-affine.c (tree_to_aff_combination): Likewise.
2109 * c-typeck.c (build_unary_op): For pointers create the increment
2110 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2112 * gimplify.c (gimplify_self_mod_expr): Create a
2113 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2114 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2115 * tree.def (POINTER_PLUS_EXPR): New tree code.
2116 * tree-predcom.c (ref_at_iteration): If we have a pointer
2117 type do the multiplication in sizetype.
2118 * tree-mudflap.c (mf_xform_derefs_1): Create a
2119 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2120 * tree-ssa-forwprop.c
2121 (forward_propagate_addr_into_variable_array_index):
2122 Don't expect there to be a cast for the index as that
2123 does not exist anymore.
2124 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2125 instead of PLUS_EXPR.
2126 Don't check for the first operand of the POINTER_PLUS_EXPR
2127 was the index as it cannot be.
2128 Call forward_propagate_addr_into_variable_array_index with
2129 the SSA_NAME instead of the statement.
2130 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2131 (compare_constant): Likewise.
2132 (copy_constant): Likewise.
2133 (compute_reloc_for_constant): Likewise.
2134 (output_addressed_constants): Likewise.
2135 (initializer_constant_valid_p): Likewise.
2136 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2137 Convert the MIN/MAX of the inner type to the outer
2138 type before comparing them.
2139 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2140 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2141 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2142 of PLUS_EXPR for pointers.
2143 * tree-inline.c (estimate_num_insns_1): Handle
2145 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2146 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2147 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2148 instead of PLUS_EXPR for the pointer increment statement.
2149 (vect_update_ivs_after_vectorizer): For pointer types, create
2150 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2151 MULT_EXPR in sizetype.
2152 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2154 * tree-object-size.c (plus_expr_object_size): Handle
2155 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2156 code which is trying to figure out which side is a pointer and
2158 (check_for_plus_in_loops_1): Likewise.
2159 (check_for_plus_in_loops): Likewise.
2160 * c-common.c (pointer_int_sum): Create a
2161 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2162 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2163 only POINTER_PLUS_EXPR. Removing all the extra
2164 code which is trying to figure out which side is a pointer and
2166 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2167 PLUS_EXPR and MINUS_EXPR.
2168 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2170 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2171 with make_tree, instead of a pointer type.
2172 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2173 for pointers instead of PLUS_EXPR.
2174 (s390_gimplify_va_arg): Likewise.
2175 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2176 instead of PLUS_EXPR when doing addition on pointer
2177 types. Use sizetype for the second operand.
2178 (spu_gimplify_va_arg_expr): Likewise.
2179 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2180 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2181 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2182 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2183 for the pointer addition and also use size_int/sizetype
2185 (ix86_gimplify_va_arg): Likewise.
2186 Perform BIT_AND_EXPR on sizetype arguments.
2187 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2188 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2189 for the pointer additions and also use size_int for the offsets.
2190 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2191 additions and also use size_int for the offsets. Perform
2192 BIT_AND_EXPR on sizetype arguments.
2193 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2194 POINTER_PLUS_EXPR for pointers and create the
2195 BIT_AND_EXPR in sizetype.
2196 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2197 instead of PLUS_EXPR for pointer addition.
2198 (rs6000_va_start): Likewise.
2199 Also use sizetype for the offset.
2200 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2201 as PLUS_EXPR/MINUS_EXPR.
2202 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2203 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2204 Don't use BIT_AND_EXPR on a pointer type, convert the
2205 expression to sizetype first.
2206 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2208 (mips_gimplify_va_arg_expr): Likewise.
2209 Don't create BIT_AND_EXPR in a pointer type.
2211 2007-06-15 Eric Christopher <echristo@apple.com>
2213 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2214 (x86_64-*-darwin*): Ditto.
2215 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2218 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2220 * doc/extend.texi: Document behavior of __attribute__((aligned))
2223 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2225 * rtlanal.c (note_stores): Improve documentation.
2227 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2229 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2230 LOCAL_LABEL_PREFIX): Delete.
2231 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2232 (bfin_internal_label): Delete.
2234 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2236 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2237 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2238 otherwise define to LIBGCC2_TF_CEXT.
2239 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2240 (LIBGCC_TF_CEXT): Ditto.
2243 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2245 PR rtl-optimization/32339
2246 * df-scan.c (df_uses_record): Don't modify flags but just add to
2247 it for df_ref_record.
2249 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2251 * tree-mudflap.c: Fix whitespace issues.
2253 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2255 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
2257 2007-06-14 Eric Christopher <echristo@apple.com>
2259 * config/i386/sse.md (movdi_to_sse): Rewrite body.
2260 (movv4sf): Use gcc_unreachable instead of abort.
2262 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2265 * config/i386/sfp-machine.h (CMPtype): New define.
2266 (mach stubs): Use CMPtype instead of int as a return type.
2268 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2270 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
2271 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
2272 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
2273 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
2274 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
2275 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
2276 config/soft-fp/soft-fp.h: Update from glibc CVS.
2278 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
2280 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
2282 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2285 * config/v850/v850.c: Include dataflow header file.
2286 (substitute_ep_register): Fix typo.
2288 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2290 * configure.ac: Fix earlier checkin.
2291 * configure: Regenerated.
2293 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2295 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
2296 * aclocal.m4: Regenerate.
2297 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
2298 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
2299 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
2300 * configure: Regenerate.
2301 * Makefile.in (LOOSE_WARN): Subst loose_warn.
2303 * Makefile.in (quickstrap): Build libgcc too.
2305 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2307 * configure.ac: Add --enable-checking=df. Explicitly mention that
2308 the variables are initialized as for "release".
2309 * df-core.c: Use it.
2310 * configure: Regenerate.
2311 * config.in: Regenerate.
2313 2007-06-14 Bob Wilson <bob.wilson@acm.org>
2315 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
2316 validate_replace_rtx instead of replace_rtx.
2317 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
2319 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
2321 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
2322 (DWARF2_UNWIND_INFO): Override default if configured with
2324 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
2325 (ENDFILE_SPEC): Add crtend.o.
2326 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
2327 (ENDFILE_SPEC): Add crtend.o.
2328 (TARGET_USE_JCR_SECTION): Define.
2329 (MD_UNWIND_SUPPORT): Define for 32-bit target.
2331 * config/i386/cygming-crtbegin.c: New file.
2332 * config/i386/cygming-crtend.c: New file.
2334 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
2336 * config/i386/w32-unwind.h: New file.
2338 2007-06-13 Eric Christopher <echristo@apple.com>
2340 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
2341 the user set a value below STACK_BOUNDARY.
2343 2007-06-13 Thiemo Seufer <ths@networkno.de>
2345 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
2346 imply -lpthread for -pthread.
2348 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2350 * basic-block.h: Remove the prototype for
2351 free_basic_block_vars.
2352 * cfglayout.h: Remove the prototype for
2353 insn_locators_initialize.
2354 * tree.h: Remove the prototype for emit_line_note.
2356 * tree-ssa-pre.c (mergephitemp): Remove.
2357 (init_pre): Don't use mergephitemp.
2359 2007-06-13 Eric Christopher <echristo@apple.com>
2361 * config/i386/i386.c (override_options): If we've specified
2362 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
2364 2007-06-13 Bob Wilson <bob.wilson@acm.org>
2366 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
2369 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2371 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
2372 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
2373 (eh_store_handler): New pattern.
2374 (eh_return): Emit it instead of a plain move.
2376 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
2378 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
2379 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
2380 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
2383 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2385 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
2386 (find_next_insn_start, find_load): New functions.
2387 (bfin_reorg): Use them to deal with the fact that parallel insns are
2388 no longer represented as a SEQUENCE.
2390 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2392 * config/sparc/sparc.c (sparc_override_options): Initialize
2395 2007-06-13 Dave Korn <dave.korn@artimi.com>
2397 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
2400 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2402 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
2403 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
2404 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
2405 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
2406 tree-vect-transform.c: Fix comment typos. Follow spelling
2409 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2411 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
2412 to the exit block use set.
2413 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
2414 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
2415 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
2417 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2419 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
2420 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
2421 to indicate an error.
2422 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
2424 (dbg_cnt_process_opt): Print an error on a bad argument.
2425 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
2426 * common.opt (-fdbg-cnt-list): New.
2427 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
2429 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
2431 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
2432 flag on ref-all pointers.
2434 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2437 * expr.c (expand_expr_addr_expr_1): Call expand_expr
2438 for the offset with the modifier as EXPAND_INITIALIZER
2439 if the modifier is EXPAND_INITIALIZER.
2440 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
2441 a register if we had an overflow.
2443 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2445 * real.c (real_isfinite): New.
2446 (real_sqrt): Use it.
2447 * real.h (real_isfinite): New.
2448 * builtins.c: Use it.
2450 2007-06-12 Ian Lance Taylor <iant@google.com>
2451 Daniel Berlin <dberlin@dberlin.org>
2454 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
2455 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
2456 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
2457 (DECL_NO_TBAA_P): Define.
2458 (struct tree_decl_common): Add no_tbaa_flag field.
2459 * tree-ssa-structalias.c (struct variable_info): Add
2460 no_tbaa_pruning field.
2461 (new_var_info): Initialize no_tbaa_pruning field.
2462 (unify_nodes): Copy no_tbaa_pruning field.
2463 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2464 (dump_solution_for_var): Print no_tbaa_pruning flag.
2465 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
2467 (compute_tbaa_pruning): New static function.
2468 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
2469 Call compute_tbaa_pruning.
2470 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
2471 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2472 * gimple-low.c (lower_stmt): Likewise.
2473 * tree-gimple.c (is_gimple_stmt): Likewise.
2474 * tree-ssa-operands.c (get_expr_operands): Likewise.
2475 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2476 * tree-inline.c (estimate_num_insns_1): Likewise.
2477 (copy_result_decl_to_var): Likewise.
2478 * expr.c (expand_expr_real_1): Likewise.
2479 * tree-pretty-print.c (dump_generic_node): Likewise.
2480 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
2481 * omp-low.c (omp_copy_decl_2): Likewise.
2482 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
2483 * doc/c-tree.texi (Expression trees): Document
2484 CHANGE_DYNAMIC_TYPE_EXPR.
2486 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2488 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
2489 with !HONOR_NANS and !HONOR_INFINITIES.
2490 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2492 2007-06-12 Tristan Gingold <gingold@adacore.com>
2494 * gcov.c: Comments updated.
2495 (source_info): Add file_time field.
2496 (source_index): New variable.
2497 (mutiple_files): New variable.
2498 (generate_results): New function extracted from process_file.
2499 (process_file): Save and restore chain of functions, generate
2500 results and free structures only if not merging results.
2501 (release_structures): File names are now freed in create_file_names
2502 (create_file_names): Free previous file names.
2503 (find_source): File date is now read here and modifications in
2504 source files is checked here.
2505 (read_graph_file): Only reverse order of functions for the current
2507 (make_gcov_file_name): Do not generate long names if input_name is
2509 (output_lines): If merging results do not display graph, data and
2511 Checking source file modification is done in find_source.
2513 * doc/gcov.texi: Append an s to sourcefile.
2515 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
2517 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
2518 (forced_nop): New pattern.
2519 * config/bfin/bfin.c: Include "df.h".
2520 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
2521 (bfin_discover_loop): Use df_get_live_in instead of
2522 global_live_at_start.
2523 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
2524 df_analyze when done.
2525 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
2526 the insns. Use QImode for the final insn in a bundle. Call
2527 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
2529 (reorder_var_tracking_notes): New function.
2530 (bfin_reorg): Pass no argument to split_all_insns. Don't call
2531 update_life_info. Call df_analyze after scheduling and bundle
2532 generation. Call reorder_var_tracking_notes if generating these
2533 notes. Call df_finish_pass at the end.
2535 2007-06-12 Dirk Mueller <dmueller@suse.de>
2537 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
2538 a comparison, not an assignment.
2540 2007-06-12 Olivier Hainque <hainque@adacore.com>
2542 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
2543 Request walking the subtrees only, leaving the current is_lhs/val_only
2545 (convert_non_local_reference): Likewise.
2547 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
2549 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
2551 2007-06-12 Richard Guenther <rguenther@suse.de>
2553 PR tree-optimization/15353
2554 PR tree-optimization/31657
2555 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
2556 * timevar.def: Add TV_TREE_IFCOMBINE.
2557 * tree-pass.h (pass_tree_ifcombine): Declare.
2558 * tree-ssa-ifcombine.c: New file.
2559 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
2560 * tree-flow.h (blocks_in_phiopt_order): Declare.
2561 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
2562 (tree-ssa-ifcombine.o): New dependencies.
2564 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2566 PR rtl-optimization/32293
2567 * combine.c (simplify_if_then_else): Truncate return from
2568 nonzero_bits() to correct mode.
2570 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2572 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
2573 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
2575 2007-06-11 Diego Novillo <dnovillo@google.com>
2577 * Makefile.in (reload1.o-warn): Remove.
2579 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
2581 * combine.c (subst): Use reg_overlap_mentioned_p
2582 instead of comparing register numbers directly.
2584 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2586 * reload1.c (mark_home_live_1): Use the mode parameter.
2588 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2590 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
2591 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
2595 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
2597 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
2599 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2601 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
2602 from integer registers.
2603 (FP mode splitters): Handle TFmode.
2605 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
2607 * tree-ssa-structalias.c (find_what_p_points_to): Return false
2608 for ref-all pointers that point-to anything.
2610 2007-06-11 Joseph Myers <joseph@codesourcery.com>
2612 * config/arm/arm.c (arm_output_dwarf_dtprel,
2613 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
2615 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
2617 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
2618 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
2621 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
2623 * gcc/tree.c (signed_or_unsigned_type_for): New.
2624 (unsigned_type_for): Use signed_or_unsigned_type_for.
2625 (signed_type_for): Use signed_or_unsigned_type_for.
2626 * gcc/tree.h (signed_or_unsigned_type_for): New.
2627 (get_signed_or_unsigned_type): Remove.
2628 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
2629 lang_hooks.types.signed_type
2630 (size_diffop): Likewise.
2631 (all_ones_mask_p): Likewise.
2632 (build_range_check): Likewise.
2633 (fold_cond_expr_with_comparison): Likewise.
2634 (fold_cond_expr_with_comparison): Likewise.
2635 (unextend): Likewise.
2636 (extract_muldiv_1): Likewise.
2637 (fold_single_bit_test_into_sign_test): Likewise.
2638 (fold_binary): Likewise.
2639 (fold_ternary): Likewise.
2640 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
2641 instead of get_signed_or_unsigned_type.
2642 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
2643 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2644 * gcc/expr.c (signed_or_unsigned_type_for): Use
2645 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
2646 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
2647 (lhd_signed_or_unsigned_type): Remove.
2648 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
2649 signed_or_unsigned_type.
2650 (lhd_signed_or_unsigned_type): Remove.
2651 * gcc/expmed.c (make_tree): Use signed_type_for instead of
2652 lang_hooks.types.signed_type.
2653 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
2654 c_common_signed_type instead of lang_hooks.types.signed_type.
2655 (c_common_unsigned_type): New.
2656 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
2657 (shorten_compare): Use c_common_unsigned_type instead of
2658 c_common_signed_or_unsigned_type.
2659 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
2661 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
2662 lang_hooks.types.signed_type.
2663 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2664 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
2665 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
2666 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
2667 instead of unsigned_type_for.
2668 * gcc/c-decl.c (groakdeclarator): Likewise.
2669 * gcc/c-typeck.c (convert_for_assignment): Likewise.
2670 * gcc/c-common.h (c_common_unsigned_type): New.
2672 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2675 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
2676 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
2678 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2681 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
2682 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
2684 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
2685 Sebastian Pop <sebpop@gmail.com>
2687 * lambda-code.c (remove_iv): New.
2688 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
2690 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
2692 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
2693 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
2694 * tree-ssa-loop-prefetch.c: Include optabs.h.
2695 (FENCE_FOLLOWING_MOVNT): New macro.
2696 (struct mem_ref): Add independent_p and storent_p fields.
2697 (record_ref): Initalize the new fields.
2698 (gather_memory_references_ref): Return true if the reference
2700 (gather_memory_references): Check whether all memory accesses
2701 in loop were recorded.
2702 (should_issue_prefetch_p): Return false for nontemporal stores.
2703 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
2704 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
2705 (determine_loop_nest_reuse): Detect independent memory references.
2706 (loop_prefetch_arrays): Call mark_nontemporal_stores.
2707 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
2708 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
2709 * config/i386/i386.h (x86_mfence): Declare.
2710 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
2711 * config/i386/i386.c (x86_mfence): New variable.
2712 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
2714 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
2715 * optabs.c (init_optabs): Initialize storent_optab.
2716 * optabs.h (enum optab_index): Add OTI_storent.
2717 (storent_optab): Declare.
2718 * genopinit.c (optabs): Add initialization for storent_optab.
2719 * tree.h (MOVE_NONTEMPORAL): New macro.
2720 * expr.c (expand_assignment, store_expr, store_constructor_field,
2721 store_constructor, store_field, expand_expr_real_1): Propagate
2722 nontemporality of the expanded store.
2723 (emit_storent_insn): New function.
2724 * expr.h (expand_assignment, store_expr): Declaration changed.
2725 * function.c (assign_parm_setup_reg): Pass false as nontemporality
2726 to expand_assignment.
2727 * stmt.c (expand_asm_expr): Ditto.
2728 * calls.c (initialize_argument_information): Pass false as
2729 nontemporality to store_expr.
2730 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
2733 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2735 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
2737 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
2739 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2741 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
2742 and allow DECL_P here.
2744 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
2746 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
2747 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
2748 track of the size of the expression.
2749 * cfghooks.c (merge_blocks): Remove block from loops structure only
2750 after call of the merge_blocks hook.
2752 2007-06-09 Tom Tromey <tromey@redhat.com>
2754 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
2755 (deprecated_state): Removed.
2756 (start_decl): Update.
2757 (enum deprecated_states): Moved earlier.
2758 (groktypename): Update.
2759 (push_parm_decl): Likewise.
2760 (grokfield): Likewise.
2761 (start_function): Likewise.
2763 2007-06-09 Ian Lance Taylor <iant@google.com>
2765 PR tree-optimization/32169
2766 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
2767 CONVERT_EXPR, check whether min and max both converted to an
2768 overflow infinity representation.
2770 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
2772 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
2773 not inserted on the edge.
2775 2007-06-08 Bob Wilson <bob.wilson@acm.org>
2777 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
2778 instructions if they are supported.
2779 (__divsi3, __umodsi3, __modsi3): Likewise.
2780 (__ashldi3, __ashrdi3, __lshrdi3): New.
2781 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
2783 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
2784 Tony Linthicum <tony.linthicum@amd.com>
2786 * doc/extend.texi: Add fvect-cost-model flag.
2787 * common.opt (fvect-cost-model): New flag.
2788 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
2789 cost fields in stmt_vec_info struct for STMT.
2790 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
2791 fields in stmt_vec_info struct and access functions for the same.
2792 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
2793 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
2794 load, store and vector to scalar operation.
2795 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
2796 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
2797 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
2798 (TARG_VEC_STORE_COST): Define cost of vector store.
2799 (vect_estimate_min_profitable_iters): Define new function.
2800 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
2801 check to evaluate if loop iterations are less than minimum profitable
2802 iterations determined by cost model or minimum vect loop bound defined
2803 by user, whichever is more conservative.
2804 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
2805 run-time check to evaluate if loop iterations are less than minimum
2806 profitable iterations determined by cost model or minimum vect loop
2807 bound defined by user, whichever is more conservative.
2808 (vect_estimate_min_profitable_iterations): New function to estimate
2809 mimimimum iterartions required for vector version of loop to be
2810 profitable over scalar version.
2811 (vect_model_reduction_cost): New function.
2812 (vect_model_induction_cost): New function.
2813 (vect_model_simple_cost): New function.
2814 (vect_cost_strided_group_size): New function.
2815 (vect_model_store_cost): New function.
2816 (vect_model_load_cost): New function.
2817 (vectorizable_reduction): Call vect_model_reduction_cost during
2819 (vectorizable_induction): Call vect_model_induction_cost during
2821 (vectorizable_load): Call vect_model_load_cost during analysis phase.
2822 (vectorizable_store): Call vect_model_store_cost during analysis phase.
2823 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
2824 vectorizable_promotion, vectorizable_demotion): Call
2825 vect_model_simple_cost during analysis phase.
2827 2007-06-08 Simon Baldwin <simonb@google.com>
2829 * reg-stack.c (get_true_reg): Readability change. Moved default case
2830 label into direct switch statement scope.
2832 2007-06-08 Simon Baldwin <simonb@google.com>
2834 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
2835 in gcc_assert() with '==' comparison.
2837 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2839 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
2840 TARGET_ABM handling of x86_popcnt variable.
2842 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2844 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
2845 __builtin_copysignq and __builtin_infq built-in functions.
2847 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2849 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
2850 SSE4.2 section. Correct built-in function names in SSE4A section.
2852 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2854 PR tree-optimization/32243
2855 * tree-vect-transform.c (vectorizable_type_promotion): Move check
2856 for ncopies after ratio check between nunits_out and nunits_in.
2857 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
2859 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
2861 PR tree-optimization/32224
2862 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
2863 vectorization upon a non GIMPLE_MODIFY_STMT.
2865 2007-06-08 Christian Bruel <christian.bruel@st.com>
2868 * config/sh/sh.md (doloop_end): New pattern and splitter.
2869 * loop-iv.c (simple_rhs_p): Check for hardware registers.
2871 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
2874 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
2876 (verify_dominators): Do not change dominance tree.
2878 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2880 * config/sh/constraints.md: New file.
2881 * config/sh/sh.c: Include tm-constrs.h.
2882 (reg_class_from_letter): Remove.
2883 (prepare_cbranch_operands): Use satisfies_constraint_*
2884 function instead of macro.
2885 (andcosts, broken_move, sh_secondary_reload): Likewise.
2886 * config/sh/predicates.md (trapping_target_operand): Likewise.
2887 (and_operand, arith_operand, arith_reg_or_0_operand,
2888 cmp_operand, logical_operand, target_operand,
2889 ua_address_operand, ua_offset, xor_operand): Likewise.
2890 * config/sh/sh.md: Include constraints.md.
2891 (*movsicc_t_false): Use satisfies_constraint_* function
2893 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
2894 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
2895 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
2896 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
2897 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
2898 (REG_CLASS_FROM_CONSTRAINT): Remove.
2899 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
2900 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
2901 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
2902 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
2903 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2904 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
2905 function instead of macro.
2906 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2907 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
2908 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
2909 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
2910 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
2911 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
2912 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
2913 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
2914 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
2915 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
2916 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
2917 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
2918 EXTRA_CONSTRAINT_STR): Likewise.
2919 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
2921 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2923 * config/i386/darwin.h (STACK_BOUNDARY): Define.
2925 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
2928 * c-common.h (flag_cpp0x): Replaced by...
2929 (cxx_dialect): ... this new variable specifying the C++ dialect that
2931 * c-common.c (flag_cpp0x): Removed.
2932 (cxx_dialect): Defined.
2933 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
2935 * c-opts.c (c_common_post_options): Likewise.
2936 (set_std_cxx98): Set cxx_dialect to cxx98.
2937 (set_std_cxx0x): Set cxx_dialect to cxx0x.
2939 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2940 Hui-May Chang <hm.chang@apple.com>
2942 * doc/invoke.texi (Darwin Options): Update documentation for
2943 -mmacosx-version-min.
2944 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
2945 * config/darwin-driver.c: New file.
2946 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
2947 * config/t-darwin (darwin-driver.o): New rule.
2949 * config/darwin-c.c (version_as_macro): Ignore low digit.
2951 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
2953 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
2954 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
2955 (CSGNMODE): New mode macro.
2956 (CSGNVMODE): New mode attribute.
2957 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
2958 expander using CSGNMODE mode macro. Handle TFmode.
2959 (copysign<mode>3_const): Rename from copysignsf3_const and
2960 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
2962 (copysign<mode>3_var): Rename from copysignsf3_var and
2963 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
2965 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
2966 mode macro. Handle TFmode.
2967 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
2968 (iortf3, *iortf3): Ditto.
2969 (xortf3, *xortf3): Ditto.
2970 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
2971 TFmode and TImode masks.
2972 (ix86_expand_copysign): Expand TFmode copysign insn.
2973 (IX86_BUILTIN_INFQ): New.
2974 (IX86_BUILTIN_FABSQ): Ditto.
2975 (IX86_BUILTIN_COPYSIGNQ): Ditto.
2976 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
2977 [__builtin_fabsq]: Ditto.
2978 [__builtin_copysignq]: Ditto.
2979 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
2980 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
2981 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
2982 ix86_expand_binop_builtin().
2984 2007-06-07 Bob Wilson <bob.wilson@acm.org>
2986 * config/xtensa/lib1funcs.asm: Clean up whitespace.
2988 2007-06-07 Steve Ellcey <sje@cup.hp.com>
2991 * rtl.h (push_to_sequence2): New.
2992 * emit-rtl.c (push_to_sequence2): New.
2993 * function.c (assign_parm_data_all): Add new fields.
2994 (assign_parm_setup_block): Call push_to_sequence2 instead of
2996 (assign_parm_setup_reg): Ditto.
2997 (assign_parm_setup_stack): Ditto.
2998 (assign_parms_unsplit_complex): Ditto.
2999 (assign_parms): Change field name.
3001 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3003 PR tree-optimization/32220
3004 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3005 phi node is reached before defining statement.
3007 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3010 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3011 after changing the right hand side of the assignment.
3013 2007-06-06 Eric Christopher <echristo@apple.com>
3015 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3016 (x86_64-*-darwin*): Ditto.
3017 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3018 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3020 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3022 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3024 (add_key): Likewise.
3025 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3026 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3028 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3030 (add_cost_one_coalesce): Likewise.
3031 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3032 variable names. Rename orig to orig_name for consistency.
3033 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3035 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3037 (record_equivalences_from_stmt): Likewise.
3038 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3039 the coding conventions.
3040 (memory_ssa_name_same): Likewise.
3041 (dse_optimize_stmt): Likewise.
3042 (dse_record_phis): Likewise.
3043 (dse_finalize_block): Likewise.
3044 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3045 keywords as variable names.
3046 (may_move_till): Cast according to the coding conventions.
3047 (force_move_till_expr): Avoid using C++ keywords as variable names.
3048 (force_move_till): Cast according to the coding conventions.
3049 (memref_hash): Likewise.
3050 (memref_eq): Likewise.
3051 (gather_mem_refs_stmt): Likewise.
3052 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3053 using C++ keywords as variable names.
3054 (idx_find_step): Cast according to the coding conventions.
3055 (idx_record_use): Likewise.
3056 (find_depends): Likewise.
3057 (prepare_decl_rtl): Likewise.
3058 (mbc_entry_hash): Likewise.
3059 (mbc_entry_eq): Likewise.
3060 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3061 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3062 (idx_infer_loop_bounds): Cast according to the coding conventions.
3063 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3064 * tree-ssa-math-opts.c (occ_new ): Likwise.
3065 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3067 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3069 (add_use_op): Likewise.
3070 (add_vop): Likewise.
3071 (add_vuse_op): Likewise.
3072 (add_vdef_op): Likewise.
3073 (get_expr_operands): Likewise.
3074 (push_stmt_changes): Use type safe memory macros.
3075 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3076 keywords as variable names.
3077 (conditional_replacement): Likewise.
3078 (minmax_replacement): Likewise.
3079 (abs_replacement): Likewise.
3080 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3082 (insert_fake_stores): Avoid using C++ keywords as variable names.
3083 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3085 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3086 (heapvar_insert): Use type safe memory macros.
3087 (new_var_info): Cast according to the coding conventions.
3088 (new_constraint): Likewise.
3089 (remove_preds_and_fake_succs): Use type safe memory macros.
3090 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3092 (thread_single_edge): Likewise.
3093 (thread_through_loop_header): Likewise.
3095 2007-06-06 Eric Christopher <echristo@apple.com>
3097 * config/i386/i386.c (override_options): Move handling
3098 of TARGET_SUBTARGET* earlier.
3100 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3102 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3105 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3107 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3108 emited outside of basic block.
3109 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3111 * rtl.h (delete_insn_chain): Declaration changed.
3112 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3114 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3115 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3116 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3117 to delete_insn_chain.
3118 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3119 do not have bb field set.
3120 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3122 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3123 * cfgcleanup.c (try_optimize_cfg): Ditto.
3125 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3127 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3128 (lambda_body_vector_new): Use type safe memory macros.
3129 (lambda_linear_expression_new): Likewise.
3130 (lambda_loopnest_new): Likewise.
3131 (lambda_lattice_new): Likewise.
3132 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3133 conventions. Use type safe memory macros.
3134 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3135 (lambda_body_vector_s): Likewise.
3136 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3137 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3139 2007-06-06 Richard Guenther <rguenther@suse.de>
3141 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3142 if we need to schedule cfg_cleanup.
3143 (tree_ssa_forward_propagate_single_use_vars): Do so.
3145 2007-06-06 Ian Lance Taylor <iant@google.com>
3147 * fold-const.c (merge_ranges): If range_successor or
3148 range_predecessor fail, just return 0.
3150 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3152 PR tree-optimization/32216
3153 * tree-vectorizer.c (supportable_widening_operation): Determine
3154 signedness of FIX_TRUNC_EXPR from output operand.
3155 (supportable_narrowing_operation): Ditto.
3156 * tree-vect-generic.c (expand_vector_operations_1): Determine
3157 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3160 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3162 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3163 (struct pta): ...from here. Change flags to unsigned to avoid
3164 excessive casting (as it is used as a bit mask).
3165 (override_options): Add casts according to the coding convenventions.
3166 (x86_64_elf_unique_section): Likewise.
3167 (examine_argument): Avoid using C++ keywords as variable names.
3168 (construct_container): Likewise.
3169 (legitimize_pic_address): Likewise.
3170 (get_dllimport_decl): Cast according to the coding conventions. Use
3171 type safe memory macros.
3172 (legitimize_address): Cast according to the coding conventions.
3173 (emit_i387_cw_initialization): Corrected the type of slot to enum
3175 (ix86_init_machine_status): Use type safe memory macros.
3176 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3177 (bdesc_pcmpistr): Likewise.
3178 (bdesc_crc32): Likewise.
3179 (bdesc_sse_3arg): Likewise.
3180 (bdesc_2arg): Likewise.
3181 (bdesc_1arg): Likewise.
3182 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3183 (ix86_expand_sse_pcmpistr): Likewise.
3184 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3185 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3186 int to match the langhook definition.
3187 (ix86_builtin_conversion): Change the type of code to unsigned init to
3188 match the langhook definition.
3189 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3191 (ix86_preferred_output_reload_class): Likewise.
3192 (ix86_cannot_change_mode_class): Likewise.
3193 (ix86_memory_move_cost): Likewise.
3194 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3195 avoid excessive casting later on.
3196 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3198 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3200 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3201 as flags setting insn.
3202 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3204 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3206 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3207 (UNSPEC_ROUND): New.
3208 ("sse4_1_round<mode>2"): New insn pattern.
3209 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3211 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3212 expander using SSEMODEF mode macro. Expand using
3213 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3214 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3215 expander using SSEMODEF mode macro. Expand using
3216 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3217 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3218 expander using SSEMODEF mode macro. Expand using
3219 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3220 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3221 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3222 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3225 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3226 Sebastian Pop <sebpop@gmail.com>
3228 * lambda.h (build_linear_expr): New.
3229 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3230 Use build_linear_expr, call fold and force_gimple_operand.
3231 (lambda_loopnest_to_gcc_loopnest): Check that there is
3232 something to insert.
3233 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3235 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3237 PR preprocessor/23479
3238 * doc/extend.texi: Document the 0b-prefixed binary integer
3241 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3243 PR tree-optimization/32215
3244 * tree-vectorizer.c (supportable_widening_operation): Return false
3245 for unsupported FIX_TRUNC_EXPR tree code.
3246 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3248 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3250 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3251 register on SPE targets. Change documentation to reflect
3253 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3254 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3255 out of the register allocation pool.
3256 (rs6000_reg_live_or_pic_offset_p): New function.
3257 (rs6000_emit_prologue): Move the actual saving of LR up to free
3258 r0 for holding r11. Split saving of SPE 64-bit registers into
3259 its own case. Ensure that offsets will always be in-range for
3260 'evstdd' by using r11 as a scratch register to point at the start
3261 of the SPE save area. Save r11 if necessary, as it is the static
3263 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
3264 into its own case. Ensure that offsets will always be in-range
3265 for 'evldd' by using r11 as a scratch register to point at the
3266 start of the SPE save area. Also adjust r11 when restoring
3267 the stack pointer to compensate for pre-loading r11.
3269 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
3271 * cfg.c (init_flow): Use type safe memory macros.
3272 (alloc_block): Likewise.
3273 (unchecked_make_edge): Likewise.
3274 (dump_flow_info): Avoid using C++ keywords as variable names.
3275 (copy_original_table_clear): Cast according to the coding conventions.
3276 (copy_original_table_set): Likewise.
3277 * cfgexpand (label_rtx_for_bb): Likewise.
3278 (expand_gimple_basic_block): Likewise.
3279 * cfghooks.c (dump_bb): Likewise.
3280 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
3282 (lv_add_condition_to_bb): Likewise.
3283 * cfglayout (relink_block_chain): Cast according to the coding
3285 (fixup_reorder_chain): Likewise.
3286 (fixup_fallthru_exit_predecessor): Likewise.
3287 * cfgloop.c (glb_enum_p): Likewise.
3288 (get_exit_description): Likewise.
3289 (dump_recorded_exit): Likewise.
3290 * cfgloop.h (enum loop_estimation): Move out of struct scope...
3291 (struct loop): ... from here.
3292 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
3294 * cfgrtl.c (rtl_create_basic_block): Likewise.
3295 (rtl_split_block): Likewise.
3296 (rtl_dump_bb): Likewise.
3297 (cfg_layout_split_block): Likewise.
3298 (init_rtl_bb_info): Use typesafe memory macros.
3300 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
3301 * graphds.h: Updated all usages of edge to graph_edge.
3302 * graphds.c: Likewise.
3303 * cfgloopanal.c: Likewise.
3305 2007-06-05 Ian Lance Taylor <iant@google.com>
3307 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
3308 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
3309 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
3311 (test_for_singularity): Likewise.
3313 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3315 * config/i386/constraints.md ("Y2"): Replaced by ...
3317 * config/i386/i386.md: Likewise.
3318 * config/i386/mmx.md: Likewise.
3319 * config/i386/sse.md: Likewise.
3321 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3323 * config/i386/constraints.md ("z"): Replaced by ...
3325 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
3326 (sse4_1_blendvps): Likewise.
3327 (sse4_1_pblendvb): Likewise.
3328 (sse4_2_pcmpestr): Likewise.
3329 (sse4_2_pcmpestrm): Likewise.
3330 (sse4_2_pcmpestr_cconly): Likewise.
3331 (sse4_2_pcmpistr): Likewise.
3332 (sse4_2_pcmpistrm): Likewise.
3333 (sse4_2_pcmpistr_cconly): Likewise.
3335 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
3337 * matrix-reorg.c (transform_access_sites): Fix computation.
3338 (transform_allocation_sites): Same.
3340 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3342 * config/i386/i386.c (override_options): Use
3343 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
3345 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3347 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
3348 (nonimm_not_xmm0_operand): Ditto.
3349 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
3350 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
3351 as operand[2] predicate. Require "z" class XMM register for
3352 operand[3]. Adjust asm template.
3353 ("sse4_1_blendvpd"): Ditto.
3354 ("sse4_1_pblendvb"): Ditto.
3355 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
3356 force op2 into xmm0 register for variable blend instructions.
3358 2007-06-04 Tom Tromey <tromey@redhat.com>
3360 * c-tree.h (start_enum): Update.
3361 (build_enumerator): Likewise.
3362 * c-decl.c (enum_next_value): Removed.
3363 (enum_overflow): Likewise.
3364 (start_enum): Add c_enum_contents argument. Don't use globals.
3365 (build_enumerator): Likewise.
3366 * c-tree.h (struct c_enum_contents): New struct.
3368 2007-06-04 Tom Tromey <tromey@redhat.com>
3370 * c-common.c (c_common_get_alias_set): Fix indentation.
3372 2007-06-04 Ian Lance Taylor <iant@google.com>
3374 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
3375 to overflow, reduce overflow infinity to regular infinity.
3376 (vrp_var_may_overflow): New static function.
3377 (vrp_visit_phi_node): Check vrp_var_may_overflow.
3379 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
3381 * stor-layout.c (layout_type): Remove duplicate code.
3383 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
3386 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
3387 before build_common_builtin_nodes ().
3389 2007-06-04 Steve Ellcey <sje@cup.hp.com>
3392 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
3394 2007-06-04 Jan Hubicka <jh@suse.cz>
3396 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
3397 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
3398 instead of _stat version.
3400 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3402 PR tree-optimization/32194
3403 * tree-predcom.c (determine_offset): Check that both references have
3406 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3408 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
3409 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
3410 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3411 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
3412 Add argument to iterate_fix_dominators call.
3413 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
3414 * gcse.c (hoist_code): Change domby to vector.
3415 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
3416 Add argument to iterate_fix_dominators call.
3417 * loop-doloop.c (doloop_modify): Changed recount_dominator to
3418 recompute_dominator.
3419 * lambda-code.c (perfect_nestify): Ditto.
3420 * cfgloopanal.c: Include graphds.h.
3421 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
3422 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
3423 (mark_irreducible_loops): Use graphds_scc. Remove argument from
3425 * graphds.c: New file.
3426 * graphds.h: New file.
3427 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
3428 (get_dominated_by, get_dominated_by_region): Change return type to
3430 (verify_dominators): Recompute all dominators and compare the results.
3431 (recount_dominator): Renamed to ...
3432 (recompute_dominator): ... this. Do not check that the block is
3434 (iterate_fix_dominators): Reimplemented.
3435 (prune_bbs_to_update_dominators, root_of_dom_tree,
3436 determine_dominators_for_sons): New functions.
3437 * et-forest.c (et_root): New function.
3438 * et-forest.h (et_root): Declare.
3439 * Makefile.in (graphds.o): Add.
3440 (cfgloopanal.o): Add graphds.h dependency.
3441 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
3442 * basic-block.h (get_dominated_by, get_dominated_by_region,
3443 iterate_fix_dominators): Declaration changed.
3444 (recount_dominator): Renamed to ...
3445 (recompute_dominator): ... this.
3446 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
3447 (thread_through_all_blocks): Do not free dominance info.
3449 2007-06-03 Andreas Schwab <schwab@suse.de>
3451 * config/m68k/m68k.c (override_options): Don't override
3453 * config/m68k/m68k-modes.def (SF, DF): Define to use
3454 motorola_single_format and motorola_double_format, resp.
3455 * real.c (motorola_single_format): Renamed from
3456 coldfire_single_format.
3457 (motorola_double_format): Renamed from coldfire_double_format.
3458 (encode_ieee_extended): Generate a proper canonical NaN image
3459 respecting canonical_nan_lsbs_set.
3460 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
3462 * real.h: Adjust declarations.
3464 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
3467 * config/sh/sh.md (symGOT_load): Don't schedule insns when
3468 the symbol is generated with the stack protector.
3470 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3472 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
3473 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
3475 * doc/extend.texi (interrupt): Mention m68k.
3477 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3479 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
3480 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
3481 (ix86_expand_sse_pcmpestr): Do not check operands for
3482 "register_operand", when insn operand predicate is "register_operand".
3483 (ix86_expand_sse_pcmpistr): Ditto.
3485 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
3486 Uros Bizjak <ubizjak@gmail.com>
3488 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
3489 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
3490 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
3491 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
3492 * config/i386/constraints.md ("z"): New register constraint
3493 for members of SSE_FIRST_REG class.
3494 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
3495 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
3496 SSE_FIRST_REG class.
3497 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
3498 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
3499 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
3500 (IX86_BUILTIN_PCMPESTRM128): Likewise.
3501 (IX86_BUILTIN_PCMPESTRA128): Likewise.
3502 (IX86_BUILTIN_PCMPESTRC128): Likewise.
3503 (IX86_BUILTIN_PCMPESTRO128): Likewise.
3504 (IX86_BUILTIN_PCMPESTRS128): Likewise.
3505 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
3506 (IX86_BUILTIN_PCMPISTRI128): Likewise.
3507 (IX86_BUILTIN_PCMPISTRM128): Likewise.
3508 (IX86_BUILTIN_PCMPISTRA128): Likewise.
3509 (IX86_BUILTIN_PCMPISTRC128): Likewise.
3510 (IX86_BUILTIN_PCMPISTRO128): Likewise.
3511 (IX86_BUILTIN_PCMPISTRS128): Likewise.
3512 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
3513 (struct builtin_description): Change "flag" field to unsigned.
3514 (bdesc_pcmpestr): New builtin description table.
3515 (bdesc_pcmpistr): Likewise.
3516 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
3517 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
3518 Initialize pcmp[ei]str[im] insns for SSE4.2.
3519 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
3520 (ix86_expand_sse_pcmpistr): Likewise.
3521 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
3522 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
3523 (UNSPEC_PCMPISTR): Likewise.
3524 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
3525 (sse4_2_pcmpestri):New isns pattern.
3526 (sse4_2_pcmpestrm): Likewise.
3527 (sse4_2_pcmpestr_cconly): Likewise.
3528 (sse4_2_pcmpistr): New insn patern and splitter.
3529 (sse4_2_pcmpistri):New isns pattern.
3530 (sse4_2_pcmpistrm): Likewise.
3531 (sse4_2_pcmpistr_cconly): Likewise.
3532 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
3535 2007-06-01 David Daney <ddaney@avtrex.com>
3537 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
3538 LOADGP_ABSOLUTE and not binds_local_p.
3540 2007-06-01 Geoffrey Keating <geoffk@apple.com>
3542 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
3544 2007-06-01 Ian Lance Taylor <iant@google.com>
3546 * tree-vrp.c (compare_name_with_value): Always set
3547 used_strict_overflow if we get a result from the variable itself.
3549 2007-06-01 Ian Lance Taylor <iant@google.com>
3551 PR rtl-optimization/31455
3552 * lower-subreg.c (find_decomposable_subregs): Don't decompose
3553 subregs which have a cast between modes which are not tieable.
3555 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
3557 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
3558 breaks after return statements.
3560 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
3562 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
3563 only after no_new_pseudos.
3565 2007-05-31 Eric Christopher <echristo@apple.com>
3567 * expr.c (convert_move): Assert that we don't have a BLKmode
3569 (store_expr): Handle BLKmode moves by calling emit_block_move.
3571 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
3573 * c-typeck.c (build_indirect_ref): Include type in error message.
3574 (build_binary_op): Pass types to binary_op_error.
3575 * c-common.c (binary_op_error): Take two type arguments, print out
3577 * c-common.h (binary_op_error): Update prototype.
3579 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3581 * config/i386/i386.c: Correct coments on -mno-sse4.
3583 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3585 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
3586 (x86_64-*-*): Likewise.
3587 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
3588 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
3589 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3590 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
3591 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3592 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3593 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3594 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3595 (OPTION_MASK_ISA_SSE4): Likewise.
3596 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
3597 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3598 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
3599 (override_options): Support SSE4.2.
3600 (ix86_build_const_vector): Support SImode and DImode.
3601 (ix86_build_signbit_mask): Likewise.
3602 (ix86_expand_int_vcond): Support V2DImode.
3603 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
3604 (IX86_BUILTIN_CRC32HI): Likewise.
3605 (IX86_BUILTIN_CRC32SI): Likewise.
3606 (IX86_BUILTIN_CRC32DI): Likewise.
3607 (IX86_BUILTIN_PCMPGTQ): Likewise.
3608 (bdesc_crc32): Likewise.
3609 (bdesc_sse_3arg): Likewise.
3610 (ix86_expand_crc32): Likewise.
3611 (ix86_init_mmx_sse_builtins): Support SSE4.2.
3612 (ix86_expand_builtin): Likewise.
3613 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3614 __SSE4_2__ for -msse4.2.
3615 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
3616 (CRC32MODE): Likewise.
3617 (crc32modesuffix): Likewise.
3618 (crc32modeconstraint): Likewise.
3619 (sse4_2_crc32<mode>): Likewise.
3620 (sse4_2_crc32di): Likewise.
3621 * config/i386/i386.opt (msse4.2): New for SSE4.2.
3623 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
3624 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
3625 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
3626 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
3627 (vcondu<mode>): Likewise.
3628 * doc/extend.texi: Document SSE4.2 built-in functions.
3629 * doc/invoke.texi: Document -msse4.2/-msse4.
3631 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
3633 PR tree-optimization/32160
3634 * tree-predcom.c (predcom_tmp_var): New function. Mark created
3635 variable as gimple reg.
3636 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
3638 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
3640 * gcc.c (main): Don't consider linker options when issuing the
3641 warning about a linker input file not being used.
3643 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3645 * tree-vrp.c (compare_names): Initialize sop.
3647 2007-05-30 Dirk Mueller <dmueller@suse.de>
3649 * cgraphunit.c (cgraph_analyze_function): Remove
3650 computation of inline parameters.
3652 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3654 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
3656 2007-05-30 Richard Sandiford <richard@codesourcery.com>
3658 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
3659 Add vx-common.h. Include vxworks.h between vx-common.h and
3661 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
3663 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
3664 (TARGET_ASM_DESTRUCTOR): Likewise.
3665 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
3666 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
3667 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3668 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
3669 (VXWORKS_ENDIAN_SPEC): Define.
3670 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
3671 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
3672 VXWORKS_* equivalents.
3673 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
3674 (ASM_FILE_START): Delete.
3675 (TARGET_VERSION): Reformat.
3676 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
3677 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
3678 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
3679 (FPBIT, DPBIT): Define.
3680 (fp-bit.c, dp-bit.c): New rules.
3681 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
3682 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
3683 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
3684 * config/arm/arm.h: Include vxworks-dummy.h.
3685 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
3686 Mark with ATTRIBUTE_UNUSED.
3687 (arm_override_options): Do not allow VxWorks RTP PIC to be used
3688 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
3689 make it incompatible with -msingle-pic-base.
3690 (arm_function_ok_for_sibcall): Return false for calls that might
3691 go through a VxWorks PIC PLT entry.
3692 (require_pic_register): New function, split out from...
3693 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
3695 (arm_load_pic_register): Handle the VxWorks RTP initialization
3696 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
3697 (arm_emit_call_insn): New function.
3698 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
3699 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
3700 (pic_offset_arm): New pattern.
3701 (call, call_value): Use arm_emit_call_insn.
3702 (call_internal, call_value_internal): New expanders.
3703 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
3704 VxWorks unless __PIC__.
3706 2007-05-30 Eric Christopher <echristo@gmail.com>
3708 * genrecog.c: Include regs.h in generated file.
3709 * genemit.c: Ditto. Fix up formatting.
3710 * config/mn10300/constraints.md: New.
3711 * config/mn10300/mn10300.md: Include.
3712 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
3713 Fix up for removed macro.
3714 * config/mn10300/predicates.md (call_address_operand): Ditto.
3715 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
3716 (CONST_OK_FOR_I): Ditto.
3717 (CONST_OK_FOR_J): Ditto.
3718 (CONST_OK_FOR_K): Ditto.
3719 (CONST_OK_FOR_L): Ditto.
3720 (CONST_OK_FOR_M): Ditto.
3721 (CONST_OK_FOR_N): Ditto.
3722 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
3726 (EXTRA_CONSTRAINT): Ditto.
3728 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3730 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
3732 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
3733 OPTION_MASK_ISA_64BIT.
3734 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
3736 2007-05-30 Richard Guenther <rguenther@suse.de>
3739 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
3740 types for comparison.
3741 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
3742 with original typed arguments.
3743 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
3745 2007-05-30 Jakub Jelinek <jakub@redhat.com>
3747 PR tree-optimization/31769
3748 * except.c (duplicate_eh_regions): Clear prev_try if
3749 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
3751 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
3753 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
3754 * tree-ssa-sink.c (statement_sink_location): Return basic block and
3755 bsi of the location where statements should be inserted.
3756 (sink_code_in_bb): Take bsi from statement_sink_location.
3757 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
3758 instead of bsi_start.
3759 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
3761 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
3762 (bsi_move_before): Document inconsistency with bsi_move_after.
3763 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
3765 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3767 * config/i386/i386.h (TARGET_ABM): New define.
3768 (TARGET_POPCNT): Ditto.
3769 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
3770 New temporary defines to redefine from OPTION_ISA_* defines.
3771 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
3772 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
3773 (ix86_isa_flags): New extern int declaration.
3774 (TARGET_SUBTARGET_DEFAULT): New define.
3775 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
3776 (TARGET_SUBTARGET32_DEFAULT): Ditto.
3777 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
3778 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3779 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
3780 * config/i386/darwin.h: Change TARGET_64BIT define to
3783 * config/i386/i386.opt (m3dnowa): Define as undocumented option
3784 using existing "ix86_isa_flags" varible.
3785 (m32, m64): Use existing "ix86_isa_flags" variable.
3786 (mmmx, m3dnow): Ditto.
3787 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
3788 (mabm): Define as non-negative option using "x86_abm" variable.
3789 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
3791 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
3792 Rewrite feature test bitmap.
3793 (ix86_isa_flags): New initialized global int varible.
3794 (ix86_isa_flags_explicit): New static int variable.
3795 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
3796 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
3797 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
3798 target_flags_explicit.
3799 (override_options): Remove "target_enable" and "target_disable" fields
3800 from "struct ptt". Update processor_target_table accordingly. Remove
3801 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
3802 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
3803 "target_flags" and "ix86_isa_flags_explicit" instead of
3804 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
3805 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
3806 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
3807 to true when either of PTA_POPCNT or PTA_ABM is set in
3808 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
3809 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
3810 processor_alias_table flags entry. Remove handling of
3811 "target_enable" and "target_disable" fields of processor_target_table.
3812 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
3813 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
3814 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
3815 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
3816 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
3818 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
3820 2007-05-29 David Daney <ddaney@avtrex.com>
3823 * config/mips/mips.c (mips_output_mi_thunk): Emit
3824 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
3826 2007-05-29 Hui-May Chang <hm.chang@apple.com>
3827 * config/i386/i386.c (ix86_function_regparm): Added checking of
3828 ix86_force_align_arg_pointer to determine the number of
3829 register parameters.
3831 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
3833 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
3834 (SET_DR_MISALIGNMENT): New.
3835 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
3836 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
3837 Use SET_DR_MISALIGNMENT.
3838 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
3840 * tree-data-ref.c (create_data_ref, compute_all_dependences,
3841 find_loop_nest): Export.
3842 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
3843 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
3844 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
3845 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
3847 (struct mem_ref): Add field reuse_distance.
3848 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
3849 Initialize reuse_distance field.
3850 (issue_prefetch_ref): Select temporality of prefetch according to
3852 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
3853 self_reuse_distance, determine_loop_nest_reuse): New functions.
3854 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
3855 (tree_ssa_prefetch_arrays): Dump L2 cache size.
3856 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
3859 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
3861 * tree-ssa-alias.c: Add aliasing overview.
3863 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
3864 Danny Smith <dannysmith@users.sourceforge.net>
3867 * config/i386/t-crtfm: Compile crtfastmath.o with
3868 -minline-all-stringops.
3869 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
3870 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
3872 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3874 * doc/md.texi: Document constraints on HP PA-RISC.
3876 * pa/constraints.md: New file.
3877 * pa.md: Include constraints.md.
3878 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
3879 (integer_store_memory_operand, ldil_cint_p): New functions.
3880 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
3881 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3882 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
3883 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
3884 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
3886 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
3889 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
3890 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
3891 case POSTDECREMENT_EXPR>): Return the error_mark_node
3892 if either the real or imaginary parts would an
3895 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
3897 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
3898 name when we remove it from a call.
3900 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
3902 * targhooks.c (default_narrow_bitfield): Remove.
3903 * targhooks.h: Remove the prototype for
3904 default_narrow_bitfield.
3906 * langhooks-def.h: Remove the prototype for
3907 hook_get_alias_set_0.
3908 * langhooks.c (hook_get_alias_set_0): Remove.
3910 * global.c (EXECUTE_IF_CONFLICT): Remove.
3912 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3915 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
3916 return true when truth_value_p is true and the type
3919 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3921 * doc/install.texi (Prerequisites): We no longer require Autoconf
3922 2.13 for the top-level.
3924 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
3926 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
3927 memory access via x86_expand_vector_move_misalign() only for
3928 TImode values on 32-bit targets.
3930 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
3932 * matrix-reorg.c: New file. Implement matrix flattening and
3933 transposing optimization.
3934 * tree-pass.h: Add matrix reorg pass.
3935 * common.opt: Add fipa-mreorg flag.
3936 * Makefile.in: Add matrix-reorg.c.
3937 * passes.c: Add matrix reorg pass.
3938 * varpool.c (add_new_static_var): New function.
3939 * cgraph.h (add_new_static_var): Declare.
3941 2007-05-27 Eric Christopher <echristo@apple.com>
3943 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
3944 sp_offset depending on stack size. Save r12 depending
3945 on registers we're saving later.
3946 (rs6000_emit_epilogue): Update sp_offset depending only
3949 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
3951 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
3952 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3953 * ifcvt.c (if_convert): Ditto.
3954 * tree-ssa-threadupdate.c (thread_block): Ditto.
3955 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
3956 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3957 verify_loop_closed_ssa): Check number_of_loops instead of
3959 * predict.c (tree_estimate_probability): Ditto.
3960 * tree-if-conv.c (main_tree_if_conversion): Ditto.
3961 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3962 * modulo-sched.c (sms_schedule): Ditto.
3963 * tree-scalar-evolution.c (scev_const_prop): Ditto.
3964 (scev_finalize): Do not do anything if scev analysis was not
3966 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
3967 current_loops == NULL.
3968 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
3969 * loop-init.c (loop_optimizer_init): Do not free current_loops when
3971 (loop_optimizer_finalize): Assert that loops were analyzed.
3972 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
3973 rtl_doloop): Check number_of_loops instead of current_loops.
3974 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
3975 current_loops == NULL.
3976 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
3977 gate_tree_vectorize tree_linear_transform, check_data_deps,
3978 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
3979 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
3980 Check number_of_loops instead of current_loops.
3981 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
3982 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
3983 free loops if available.
3984 (execute_pre): Do not pass do_fre to fini_pre.
3986 2007-05-27 Tobias Burnus <burnus@net-b.de>
3989 * real.c (mpfr_from_real): Fix sign of -Inf.
3991 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
3993 * tree-vect-transform.c (vectorizable_conversion): Initialize
3994 tree_code variables to ERROR_MARK.
3995 (vectorizable_type_demotion): Likewise.
3996 (vectorizable_type_promotion): Likewise.
3998 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4001 * config/i386/i386.md (movti): Handle push operands via
4004 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4006 * basic-block.h: Remove the prototype for merge_seq_blocks.
4007 * cfgcleanup.c (merge_seq_blocks): Remove.
4009 * tree-flow.h: Remove the prototype for is_aliased_with.
4010 * tree-ssa-alias.c (is_aliased_with): Remove.
4012 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4014 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4016 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4018 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4019 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4020 (vec_unpacks_hi_v16qi): Likewise.
4021 (vec_unpacku_lo_v16qi): Likewise.
4022 (vec_unpacks_lo_v16qi): Likewise.
4023 (vec_unpacku_hi_v8hi): Likewise.
4024 (vec_unpacks_hi_v8hi): Likewise.
4025 (vec_unpacku_lo_v8hi): Likewise.
4026 (vec_unpacks_lo_v8hi): Likewise.
4027 (vec_unpacku_hi_v4si): Likewise.
4028 (vec_unpacks_hi_v4si): Likewise.
4029 (vec_unpacku_lo_v4si): Likewise.
4030 (vec_unpacks_lo_v4si): Likewise.
4032 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4034 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4035 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4036 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4037 follow spelling conventions in various
4038 warning/error/diagnostic messages.
4040 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4041 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4042 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4043 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4044 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4045 * doc/tm.texi: Follow spelling conventions.
4047 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4050 * tree-ssa-forwprop.c
4051 (forward_propagate_addr_into_variable_array_index): Remove
4052 the lhs argument. Use the type of def_rhs instead of lhs.
4053 (forward_propagate_addr_expr_1): Update use of
4054 forward_propagate_addr_into_variable_array_index.
4056 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4057 Nigel Stephens <nigel@mips.com>
4059 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4060 function attributes, "far" being an alias for "long_call".
4061 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4062 (mips_near_type_p, mips_far_type_p): New.
4063 (mips_comp_type_attributes): New function to check that attributes
4064 attached to a function type are compatible.
4065 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4066 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4067 to the target function of the thunk.
4068 (mips_encode_section_info): Check for "near" and "far" function
4069 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4071 * config/mips/predicates.md (const_call_insn_operand): Test only
4072 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4074 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4077 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4078 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4079 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4080 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4082 2007-05-25 Eric Christopher <echristo@apple.com>
4084 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4085 to x86-darwin configurations.
4086 * config/i386/t-darwin: Add softfp support.
4087 * config/i386/t-darwin64: Ditto.
4088 * config/i386/sfp-machine.h: If mach then don't use
4089 aliasing, emit a stub to call.
4091 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4093 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4094 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4095 tree-predcom.c, tree-ssa-alias-warnings.c,
4096 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4097 comment typos. Follow spelling conventions.
4098 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4100 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4103 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4104 constants into memory. Expand unaligned memory references for
4105 SSE modes via x86_expand_vector_move_misalign() function.
4107 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4109 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4110 "memory" attribute for "sseishft" type insn without operands[2].
4112 2007-05-25 Dirk Mueller <dmueller@suse.de>
4113 Marcus Meissner <meissner@suse.de>
4115 * doc/extend.texi (alloc_size): New attribute.
4116 * c-common.c (handle_alloc_size_attribute): New.
4117 * tree-object-size.c (alloc_object_size): Use alloc_size
4118 attribute, if available.
4120 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4122 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4124 (__builtin_ia32_vec_ext_v2di): Likewise.
4125 (__builtin_ia32_vec_ext_v4si): Likewise.
4126 (__builtin_ia32_vec_ext_v8hi): Likewise.
4127 (__builtin_ia32_vec_ext_v16qi): Likewise.
4128 (__builtin_ia32_vec_set_v8hi): Likewise.
4130 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4132 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4134 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4136 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4137 (arm_is_longcall_p): Rename to...
4138 (arm_is_long_call_p): ...this. Take a single tree argument and
4140 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4141 (CUMULATIVE_ARGS): Remove call_cookie.
4142 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4143 (ENCODED_LONG_CALL_ATTR_P): Delete.
4144 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4145 LONG_CALL_FLAG_CHAR cases.
4146 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4147 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4148 ARM_DECLARE_FUNCTION_SIZE.
4149 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4150 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4151 (arm_encode_call_attribute, current_file_function_operand): Delete.
4152 (arm_function_in_section_p): New function.
4153 (arm_is_longcall_p): Rename to...
4154 (arm_is_long_call_p): ...this. Take the target function as a single
4155 argument and return a bool. Do not rely on call cookies. Check
4156 whether the target symbol is in the same section as the current
4157 function, not just the same compilation unit.
4158 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4159 (arm_encode_section_info): Don't encode a call type.
4160 * config/arm/arm.md (call, call_value): Update calls to
4161 arm_is_long(_)call_p. Simplify logic.
4162 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4163 Update calls to arm_is_long(_)call_p.
4165 2007-05-25 Richard Guenther <rguenther@suse.de>
4167 PR tree-optimization/31982
4168 * tree-ssa-forwprop.c
4169 (forward_propagate_addr_into_variable_array_index): Handle arrays
4170 with element size one.
4172 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4174 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4175 (umulsi3_highpart): Likewise.
4177 2007-05-24 Ian Lance Taylor <iant@google.com>
4179 PR rtl-optimization/32069
4180 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4183 2007-05-24 Ollie Wild <aaw@google.com>
4185 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4188 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4190 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4191 (oprs_unchanged_p): Use it to check all registers in a REG.
4192 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4193 (reg_set_between_after_reload_p): Delete.
4194 (reg_used_between_after_reload_p): Likewise.
4195 (reg_set_or_used_since_bb_start): Likewise.
4196 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4197 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4198 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4199 * rtlanal.c (reg_set_p): Check whether REG overlaps
4200 regs_invalidated_by_call, rather than just checking the
4201 membership of REGNO (REG).
4203 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4205 * doc/passes.texi: Document predictive commoning.
4206 * doc/invoke.texi (-fpredictive-commoning): Document.
4207 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4208 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4209 adding indices to the generated name.
4210 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4211 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4212 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4213 (op_symbol_code): ... and exported.
4214 (dump_omp_clause, op_symbol): Use op_symbol_code
4215 instead of op_symbol_1.
4216 * tree-pass.h (pass_predcom): Declare.
4217 * timevar.def (TV_PREDCOM): New timevar.
4218 * tree-ssa-loop.c (run_tree_predictive_commoning,
4219 gate_tree_predictive_commoning, pass_predcom): New.
4220 * tree-data-ref.c (find_data_references_in_loop): Find the
4221 references in dominance order.
4222 (canonicalize_base_object_address): Ensure that the result has
4224 (dr_analyze_innermost): Export.
4225 (create_data_ref): Code to fail for references with invariant
4227 (find_data_references_in_stmt): ... here.
4228 * tree-data-ref.h (dr_analyze_innermost): Declare.
4229 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4230 (aff_combination_find_elt, name_expansion_hash,
4231 name_expansion_eq, tree_to_aff_combination_expand,
4232 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4234 * tree-affine.h (aff_combination_constant_multiple_p,
4235 tree_to_aff_combination_expand): Declare.
4236 * tree-predcom.c: New file.
4237 * common.opt (fpredictive-commoning): New option.
4238 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4239 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4240 * Makefile.in (tree-predcom.o): Add.
4241 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4242 * passes.c (init_optimization_passes): Add dceloop after
4243 copy propagation in loop optimizer. Add predictive commoning
4244 to loop optimizer passes.
4246 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4248 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4251 2007-05-24 Jan Hubicka <jh@suse.cz>
4253 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4255 (genheader): Include statistics.h.
4257 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
4259 * print-rtl.c (flag_dump_unnumbered): Update comments.
4260 (print_rtl): Fix my previous change.
4261 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
4264 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4267 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
4269 (thread_through_all_blocks): Call initialize_original_copy_tables
4270 and free_original_copy_tables.
4271 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
4273 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4274 * cfghooks.c (duplicate_block): Use get_loop_copy.
4275 * cfg.c: Include cfgloop.h.
4276 (loop_copy): New hash table.
4277 (initialize_original_copy_tables): Initialize loop_copy table.
4278 (free_original_copy_tables): Free loop_copy table.
4279 (copy_original_table_clear, copy_original_table_set,
4280 set_loop_copy, get_loop_copy): New functions.
4281 (set_bb_original, set_bb_copy): Use copy_original_table_set.
4282 * cfgloop.h (struct loop): Remove copy field.
4283 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
4284 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
4286 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4288 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
4289 -msse/-msse2/-msse3.
4291 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4293 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
4294 __builtin_ia32_vec_set_v2di with MASK_64BIT.
4296 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
4299 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
4300 * targhooks.h (default_mangle_decl_assembler_name): Declare
4302 * targhooks.c (default_mangle_decl_assembler_name): Define
4304 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
4306 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
4307 * langhooks.c (lhd_set_decl_assembler_name): Call
4308 targetm.mangle_decl_assembler_name for names with global scope.
4310 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
4312 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
4313 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
4315 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4316 New. Factored out of i386_pe_encode_section_info.
4317 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
4318 Move check for prior decoration of stdcall
4319 symbols to i386_pe_encode_section_info.
4320 (i386_pe_encode_section_info): Adjust call to
4321 gen_stdcall_or_fastcall_suffix. Use
4322 i386_pe_maybe_mangle_decl_assembler_name, if needed.
4323 (i386_pe_mangle_decl_assembler_name): New. Wrap
4324 i386_pe_maybe_mangle_decl_assembler_name.
4326 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4328 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
4329 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
4330 * langhooks.c (get_signed_or_unsigned_type): Don't check for
4331 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
4332 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
4335 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
4336 Nigel Stephens <nigel@mips.com>
4337 Richard Sandiford <richard@codesourcery.com>
4339 Fix up MIPS16 hard float and add support for complex.
4341 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
4342 (TARGET_SOFT_FLOAT_ABI): New.
4343 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
4344 __mips_soft_float to reflect the ABI in use, not whether the
4345 FPU is directly accessible (e.g., in MIPS16 mode).
4346 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
4347 (UNITS_PER_FPVALUE): Likewise.
4349 * config/mips/mips.c (mips_expand_call): Remove redundant
4350 TARGET_MIPS16 check.
4351 (mips_arg_regno): New.
4352 (function_arg_advance): When setting bits in cum->fp_code for
4353 MIPS16, don't subtract 1 from cum->arg_number, since it is now
4355 (function_arg): Use mips_arg_regno.
4356 (mips_return_mode_in_fpr_p): New.
4357 (mips16_call_stub_mode_suffix): New.
4358 (mips16_cfun_returns_in_fpr_p): New.
4359 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
4360 (mips_output_function_prologue): Test mips16_hard_float, not
4361 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
4362 (mips_expand_epilogue): Call MIPS16 helper routines to copy
4363 return value into a floating-point register.
4364 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
4365 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
4366 (mips16_fp_args): Handle MIPS32r2 ISA which supports
4367 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
4368 word of double arguments from or to the high bits of 64-bit
4369 floating point registers.
4370 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
4371 (mips16_fpret_double): New helper function.
4372 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
4373 support for complex modes. Fill in DECL_RESULT for stubdecl.
4374 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
4376 * config/mips/mips16.S
4377 (RET, ARG1, ARG2): New.
4378 (MERGE_GPRf, MERGE_GPRt): New.
4379 (DELAYt, DELAYf): New.
4380 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
4381 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
4382 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
4383 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
4384 (SFOP): Renamed to...
4385 (OPSF3): This, and macro-ified. Updated all uses.
4386 (SFOP2): Renamed to...
4387 (OPSF2): This, and macro-ified. Updated all uses.
4388 (SFCMP): Renamed to...
4389 (CMPSF): This, and macro-ified. Updated all uses.
4390 (SFREVCMP): Renamed to...
4391 (REVCMPSF): This, and macro-ified. Updated all uses.
4392 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
4393 (LDDBL1, LDDBL2, RETDBL): Deleted.
4394 (DFOP): Renamed to...
4395 (OPDF3): This, and macro-ified. Updated all uses.
4396 (DFOP2): Renamed to...
4397 (OPDF2): This, and macro-ified. Updated all uses.
4398 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
4399 (DFCMP): Renamed to...
4400 (CMPDF): This, and macro-ified. Updated all uses.
4401 (DFREVCMP): Renamed to...
4402 (REVCMPDF): This, and macro-ified. Updated all uses.
4403 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
4404 (RET_FUNCTION): New.
4405 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
4406 (__mips16_ret_sc, __mips16_ret_dc): New.
4407 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
4408 STUB_ARGS_6, STUB_ARGS_10): New.
4409 (CALL_STUB_NO_RET): New.
4410 (__mips16_call_stub_1): Macro-ified.
4411 (__mips16_call_stub_5): Macro-ified.
4412 (__mips16_call_stub_2): Macro-ified.
4413 (__mips16_call_stub_6): Macro-ified.
4414 (__mips16_call_stub_9): Macro-ified.
4415 (__mips16_call_stub_10): Macro-ified.
4416 (CALL_STUB_RET): New.
4417 (__mips16_call_stub_sf_0): Macro-ified.
4418 (__mips16_call_stub_sf_1): Macro-ified.
4419 (__mips16_call_stub_sf_5): Macro-ified.
4420 (__mips16_call_stub_sf_2): Macro-ified.
4421 (__mips16_call_stub_sf_6): Macro-ified.
4422 (__mips16_call_stub_sf_9): Macro-ified.
4423 (__mips16_call_stub_sf_10): Macro-ified.
4424 (__mips16_call_stub_df_0): Macro-ified.
4425 (__mips16_call_stub_df_1): Macro-ified.
4426 (__mips16_call_stub_df_5): Macro-ified.
4427 (__mips16_call_stub_df_2): Macro-ified.
4428 (__mips16_call_stub_df_6): Macro-ified.
4429 (__mips16_call_stub_df_9): Macro-ified.
4430 (__mips16_call_stub_df_10): Macro-ified.
4431 (__mips16_call_stub_sc_0): New.
4432 (__mips16_call_stub_sc_1): New.
4433 (__mips16_call_stub_sc_5): New.
4434 (__mips16_call_stub_sc_2): New.
4435 (__mips16_call_stub_sc_6): New.
4436 (__mips16_call_stub_sc_9): New.
4437 (__mips16_call_stub_sc_10): New.
4438 (__mips16_call_stub_dc_0): New.
4439 (__mips16_call_stub_dc_1): New.
4440 (__mips16_call_stub_dc_5): New.
4441 (__mips16_call_stub_dc_2): New.
4442 (__mips16_call_stub_dc_6): New.
4443 (__mips16_call_stub_dc_9): New.
4444 (__mips16_call_stub_dc_10): New.
4446 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
4447 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
4448 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
4450 2007-05-23 Ian Lance Taylor <iant@google.com>
4452 * doc/invoke.texi (Invoking GCC): Document that the order of the
4455 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
4458 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
4459 * config/score/predicate.md (const_pow2, const_npow2): Remove.
4460 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
4464 * config/score/score.c (score_print_operand): Make sure that only
4465 lower bits are used.
4467 2007-05-22 Ian Lance Taylor <iant@google.com>
4469 * tree-vrp.c (avoid_overflow_infinity): New static function,
4470 broken out of set_value_range_to_value.
4471 (set_value_range_to_value): Call avoid_overflow_infinity.
4472 (extract_range_from_assert): Likewise.
4474 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4477 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
4478 change the type before looking for a COMPOUND_EXPR.
4480 2007-05-22 Ian Lance Taylor <iant@google.com>
4482 * lower-subreg.c (decompose_multiword_subregs): If we change an
4483 insn, call remove_retval_note on it.
4485 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4487 * regs.h (end_hard_regno): New function.
4488 (END_HARD_REGNO, END_REGNO): New macros.
4489 (add_to_hard_reg_set): New function.
4490 (remove_from_hard_reg_set): Likewise.
4491 (in_hard_reg_set_p): Likewise.
4492 (overlaps_hard_reg_set_p): Likewise.
4493 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
4494 (note_btr_set): Use END_HARD_REGNO.
4495 * caller-save.c (setup_save_areas): Use end_hard_regno.
4496 (mark_set_regs): Use END_HARD_REGNO.
4497 (add_stored_regs): Use end_hard_regno.
4498 (mark_referenced_regs): Use add_to_hard_reg_set.
4499 * combine.c (update_table_tick): Use END_REGNO.
4500 (record_value_for_reg): Likewise.
4501 (record_dead_and_set_regs): Likewise.
4502 (get_last_value_validate): Likewise.
4503 (use_crosses_set_p): Likewise.
4504 (reg_dead_at_p_1): Likewise.
4505 (reg_dead_at_p): Likewise.
4506 (mark_used_regs_combine): Use add_to_hard_reg_set.
4507 (move_deaths): Use END_HARD_REGNO.
4508 (reg_bitfield_target_p): Use end_hard_regno.
4509 (distribute_notes): Use END_HARD_REGNO.
4510 * cse.c (mention_regs): Use END_REGNO.
4511 (insert): Use add_to_hard_reg_set.
4512 (invalidate): Use END_HARD_REGNO.
4513 (invalidate_for_call): Likewise.
4514 (exp_equiv_p): Use END_REGNO.
4515 (cse_insn): Likewise.
4516 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
4517 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
4518 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
4519 * function.c (keep_stack_depressed): Use end_hard_regno.
4520 * global.c (global_alloc): Use end_hard_regno.
4521 (global_conflicts): Use add_to_hard_reg_set instead of
4523 (find_reg): Likewise.
4524 (mark_reg_store): Likewise.
4525 (mark_reg_conflicts): Likewise.
4526 (mark_reg_death): Use remove_from_hard_reg_set.
4527 (mark_reg_live_nc): Delete.
4528 (set_preference): Use end_hard_regno.
4529 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
4530 remove_from_hard_reg_set.
4531 (post_mark_life): Use add_to_hard_reg_set.
4532 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
4533 (reg_becomes_live): Use add_to_hard_reg_set.
4534 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
4535 (peep2_find_free_register): Use add_to_hard_reg_set.
4536 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
4537 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
4538 * regrename.c (note_sets): Use add_to_hard_reg_set.
4539 (clear_dead_regs): Use remove_from_hard_reg_set.
4540 (regrename_optimize): Use add_to_hard_reg_set.
4541 (find_oldest_value_reg): Use in_hard_reg_set_p.
4542 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
4543 (hard_reg_set_here_p): Use end_hard_regno.
4544 (decompose): Likewise.
4545 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
4546 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
4547 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
4548 (mark_home_live): Use end_hard_regno.
4549 (spill_hard_reg): Likewise.
4550 (clear_reload_reg_in_use): Likewise.
4551 * reorg.c (delete_prior_computation): Use END_REGNO.
4552 * resource.c (update_live_status): Use END_HARD_REGNO.
4553 (mark_referenced_resources): Use add_to_hard_reg_set.
4554 (mark_set_resources): Likewise.
4555 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
4556 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
4557 (reg_overlap_mentioned_p): Likewise.
4558 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
4559 (covers_regno_no_parallel_p): Use END_REGNO.
4560 (find_regno_note): Likewise.
4561 (find_reg_fusage): Use END_HARD_REGNO.
4562 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
4563 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
4565 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4567 * mode-switching.c (reg_dies): Change type of second argument to
4569 (optimize_mode_switching): Update accordingly.
4571 2007-05-22 Richard Sandiford <richard@codesourcery.com>
4573 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
4575 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
4576 (hard_reg_set_empty_p): ...these new functions.
4577 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
4578 GO_IF_HARD_REG_SUBSET.
4579 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
4580 instead of GO_IF_HARD_REG_EQUAL.
4581 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
4582 instead of GO_IF_HARD_REG_EQUAL.
4583 * global.c (find_reg): Use hard_reg_set_empty_p instead of
4584 GO_IF_HARD_REG_SUBSET.
4585 (modify_reg_pav): Use hard_reg_set_empty_p instead of
4586 GO_IF_HARD_REG_EQUAL.
4587 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
4588 of GO_IF_HARD_REG_SUBSET.
4589 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
4590 instead of GO_IF_HARD_REG_EQUAL.
4591 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
4592 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
4593 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
4594 of GO_IF_HARD_REG_SUBSET,
4595 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
4596 GO_IF_HARD_REG_SUBSET.
4597 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
4598 instead of GO_IF_HARD_REG_EQUAL.
4599 * config/sh/sh.c (push_regs, calc_live_regs): Use
4600 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
4601 (hard_regs_intersect_p): Delete.
4603 2007-05-22 Janis Johnson <janis187@us.ibm.com>
4605 * doc/sourcebuild.texi (Test Directives) Add dg-message.
4607 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
4608 Richard Henderson <rth@redhat.com>
4610 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
4612 (x86_64-*-*): Likewise.
4614 * i386/i386-modes.def (V2QI): New.
4616 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
4618 (override_options): Support SSE4.1.
4619 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
4620 (IX86_BUILTIN_BLENDPS): Likewise.
4621 (IX86_BUILTIN_BLENDVPD): Likewise.
4622 (IX86_BUILTIN_BLENDVPS): Likewise.
4623 (IX86_BUILTIN_PBLENDVB128): Likewise.
4624 (IX86_BUILTIN_PBLENDW128): Likewise.
4625 (IX86_BUILTIN_DPPD): Likewise.
4626 (IX86_BUILTIN_DPPS): Likewise.
4627 (IX86_BUILTIN_INSERTPS128): Likewise.
4628 (IX86_BUILTIN_MOVNTDQA): Likewise.
4629 (IX86_BUILTIN_MPSADBW128): Likewise.
4630 (IX86_BUILTIN_PACKUSDW128): Likewise.
4631 (IX86_BUILTIN_PCMPEQQ): Likewise.
4632 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
4633 (IX86_BUILTIN_PMAXSB128): Likewise.
4634 (IX86_BUILTIN_PMAXSD128): Likewise.
4635 (IX86_BUILTIN_PMAXUD128): Likewise.
4636 (IX86_BUILTIN_PMAXUW128): Likewise.
4637 (IX86_BUILTIN_PMINSB128): Likewise.
4638 (IX86_BUILTIN_PMINSD128): Likewise.
4639 (IX86_BUILTIN_PMINUD128): Likewise.
4640 (IX86_BUILTIN_PMINUW128): Likewise.
4641 (IX86_BUILTIN_PMOVSXBW128): Likewise.
4642 (IX86_BUILTIN_PMOVSXBD128): Likewise.
4643 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
4644 (IX86_BUILTIN_PMOVSXWD128): Likewise.
4645 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
4646 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
4647 (IX86_BUILTIN_PMOVZXBW128): Likewise.
4648 (IX86_BUILTIN_PMOVZXBD128): Likewise.
4649 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
4650 (IX86_BUILTIN_PMOVZXWD128): Likewise.
4651 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
4652 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
4653 (IX86_BUILTIN_PMULDQ128): Likewise.
4654 (IX86_BUILTIN_PMULLD128): Likewise.
4655 (IX86_BUILTIN_ROUNDPD): Likewise.
4656 (IX86_BUILTIN_ROUNDPS): Likewise.
4657 (IX86_BUILTIN_ROUNDSD): Likewise.
4658 (IX86_BUILTIN_ROUNDSS): Likewise.
4659 (IX86_BUILTIN_PTESTZ): Likewise.
4660 (IX86_BUILTIN_PTESTC): Likewise.
4661 (IX86_BUILTIN_PTESTNZC): Likewise.
4662 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
4663 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
4664 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
4665 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
4666 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
4668 (bdesc_sse_3arg): Likewise.
4669 (bdesc_2arg): Likewise.
4670 (bdesc_1arg): Likewise.
4671 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
4673 (ix86_expand_sse_4_operands_builtin): New.
4674 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
4675 smaller than 8 bits as the 2nd arg.
4676 (ix86_expand_sse_ptest): New.
4677 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
4678 (ix86_expand_vector_set): Support SSE4.1.
4679 (ix86_expand_vector_extract): Likewise.
4681 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4682 __SSE4_1__ for -msse4.1.
4684 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
4685 (UNSPEC_INSERTPS): Likewise.
4686 (UNSPEC_DP): Likewise.
4687 (UNSPEC_MOVNTDQA): Likewise.
4688 (UNSPEC_MPSADBW): Likewise.
4689 (UNSPEC_PHMINPOSUW): Likewise.
4690 (UNSPEC_PTEST): Likewise.
4691 (UNSPEC_ROUNDP): Likewise.
4692 (UNSPEC_ROUNDS): Likewise.
4694 * config/i386/i386.opt (msse4.1): New for SSE4.1.
4696 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
4697 (const_pow2_1_to_32768_operand): Likewise.
4699 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
4702 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
4704 (sse4_1_insertps): Likewise.
4705 (*sse4_1_extractps): Likewise.
4706 (sse4_1_ptest): Likewise.
4707 (sse4_1_mulv2siv2di3): Likewise.
4708 (*sse4_1_mulv4si3): Likewise.
4709 (*sse4_1_smax<mode>3): Likewise.
4710 (*sse4_1_umax<mode>3): Likewise.
4711 (*sse4_1_smin<mode>3): Likewise.
4712 (*sse4_1_umin<mode>3): Likewise.
4713 (sse4_1_eqv2di3): Likewise.
4714 (*sse4_1_pinsrb): Likewise.
4715 (*sse4_1_pinsrd): Likewise.
4716 (*sse4_1_pinsrq): Likewise.
4717 (*sse4_1_pextrb): Likewise.
4718 (*sse4_1_pextrb_memory): Likewise.
4719 (*sse4_1_pextrw_memory): Likewise.
4720 (*sse4_1_pextrq): Likewise.
4721 (sse4_1_blendpd): Likewise.
4722 (sse4_1_blendps): Likewise.
4723 (sse4_1_blendvpd): Likewise.
4724 (sse4_1_blendvps): Likewise.
4725 (sse4_1_dppd): Likewise.
4726 (sse4_1_dpps): Likewise.
4727 (sse4_1_movntdqa): Likewise.
4728 (sse4_1_mpsadbw): Likewise.
4729 (sse4_1_packusdw): Likewise.
4730 (sse4_1_pblendvb): Likewise.
4731 (sse4_1_pblendw): Likewise.
4732 (sse4_1_phminposuw): Likewise.
4733 (sse4_1_extendv8qiv8hi2): Likewise.
4734 (*sse4_1_extendv8qiv8hi2): Likewise.
4735 (sse4_1_extendv4qiv4si2): Likewise.
4736 (*sse4_1_extendv4qiv4si2): Likewise.
4737 (sse4_1_extendv2qiv2di2): Likewise.
4738 (*sse4_1_extendv2qiv2di2): Likewise.
4739 (sse4_1_extendv4hiv4si2): Likewise.
4740 (*sse4_1_extendv4hiv4si2): Likewise.
4741 (sse4_1_extendv2hiv2di2): Likewise.
4742 (*sse4_1_extendv2hiv2di2): Likewise.
4743 (sse4_1_extendv2siv2di2): Likewise.
4744 (*sse4_1_extendv2siv2di2): Likewise.
4745 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4746 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4747 (sse4_1_zero_extendv4qiv4si2): Likewise.
4748 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4749 (sse4_1_zero_extendv2qiv2di2): Likewise.
4750 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4751 (sse4_1_zero_extendv4hiv4si2): Likewise.
4752 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4753 (sse4_1_zero_extendv2hiv2di2): Likewise.
4754 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4755 (sse4_1_zero_extendv2siv2di2): Likewise.
4756 (*sse4_1_zero_extendv2siv2di2): Likewise.
4757 (sse4_1_roundpd): Likewise.
4758 (sse4_1_roundps): Likewise.
4759 (sse4_1_roundsd): Likewise.
4760 (sse4_1_roundss): Likewise.
4761 (mulv4si3): Don't expand for SSE4.1.
4762 (smax<mode>3): Likewise.
4763 (umaxv4si3): Likewise.
4764 (uminv16qi3): Likewise.
4765 (umin<mode>3): Likewise.
4766 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
4768 * doc/extend.texi: Document SSE4.1 built-in functions.
4770 * doc/invoke.texi: Document -msse4.1.
4772 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
4774 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
4775 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
4776 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
4777 (ASM_SPEC): Add asm_pcrel_spec.
4778 (EXTRA_SPECS): Add asm_pcrel_spec.
4780 2007-05-21 David Daney <ddaney@avtrex.com>
4782 * doc/install.texi (Building a cross compiler): Add requirements
4783 for Java cross compiler.
4785 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4788 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
4789 Add loopno argument. Use evolution_function_is_invariant_rec_p
4790 instead of evolution_function_is_constant_p.
4791 Update calls to evolution_function_is_affine_multivariate_p.
4792 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
4793 Add loopno argument.
4794 * tree-scalar-evolution.c (gather_chrec_stats): Call
4795 evolution_function_is_affine_multivariate_p with a loop
4797 * tree-data-ref.c (analyze_miv_subscript): Likewise.
4798 (analyze_overlapping_iterations): Likewise.
4799 (access_functions_are_affine_or_constant_p): Likewise.
4800 (build_classic_dist_vector_1): If the access functions
4801 are equal, don't do anything.
4803 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
4804 Paolo Carlini <pcarlini@suse.de>
4805 Uros Bizjak <ubizjak@gmail.com>
4807 * c-cppbuiltin.c (c_cpp_builtins): Define
4808 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
4809 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
4810 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
4811 * doc/cpp.texi ([Standard Predefined Macros]): Document.
4813 2007-05-21 Mike Stump <mrs@apple.com>
4815 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
4817 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4819 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
4821 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
4822 implementation if __OPTIMIZE__ is not defined.
4823 (_mm_alignr_pi8): Ditto.
4824 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4825 (_mm_inserti_si64): Ditto.
4826 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4827 (_mm_slli_epi16): Ditto.
4828 (_mm_slli_epi32): Ditto.
4829 (_mm_slli_epi64): Ditto.
4830 (_mm_srai_epi16): Ditto.
4831 (_mm_srai_epi32): Ditto.
4832 (_mm_srli_si128): Ditto.
4833 (_mm_slli_si128): Ditto.
4834 (_mm_srli_epi16): Ditto.
4835 (_mm_srli_epi32): Ditto.
4836 (_mm_srli_epi64): Ditto.
4837 (_mm_extract_epi16): Ditto.
4838 (_mm_insert_epi16): Ditto.
4839 (_mm_shufflehi_epi16): Ditto.
4840 (_mm_shufflelo_epi16): Ditto.
4841 (_mm_shuffle_epi32): Ditto.
4842 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
4844 (_mm_insert_pi16): Ditto.
4846 (_mm_shuffle_pi16): Ditto.
4848 (_mm_shufle_ps): Ditto.
4849 (_mm_prefetch): Ditto.
4851 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
4853 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
4854 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
4855 * real.c (encode_i370_single, decode_i370_single,
4856 encode_i370_double, decode_i370_double): Functions removed.
4857 (i370_single_format, i370_double_format): Initializations removed.
4858 (real_maxval, round_for_format, exact_real_truncate, significand_size):
4859 Consider the log2_b field to always be one.
4860 (ieee_single_format, mips_single_format, coldfire_single_format,
4861 ieee_double_format, mips_double_format, coldfire_double_format,
4862 ieee_extended_motorola_format, ieee_extended_intel_96_format,
4863 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
4864 ibm_extended_format, mips_extended_format, ieee_quad_format,
4865 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
4866 decimal_single_format, decimal_double_format, decimal_quad_format,
4867 c4x_single_format, c4x_extended_format, real_internal_format): Remove
4868 initialization of log2_b.
4869 * real.h (i370_single_format, i370_double_format): Declarations
4871 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
4872 field to always be one.
4874 2007-05-21 Andreas Schwab <schwab@suse.de>
4876 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
4877 NOTE_INSN_BASIC_BLOCK_P.
4878 (process_for_unwind_directive): Likewise.
4880 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
4882 * builtins.c (expand_builtin_setjmp_setup): Update comment.
4883 * function.h (struct function): Move va_list_gpr_size,
4884 va_list_fpr_size, function_frequency to front of bitfields. Add
4886 (current_function_calls_unwind_init): New.
4887 * except.c (expand_builtin_unwind_init): Set
4888 current_function_calls_unwind_init not
4889 current_function_has_nonlocal_label.
4890 * reload1.c (has_nonexceptional_receiver): New.
4891 (reload): Use it and current_function_calls_unwind_init to
4892 determine whether call-saved regs must be saved.
4894 2007-05-20 Jan Hubicka <jh@suse.cz>
4896 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
4897 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4898 * ddg.c (create_ddg): LIkewise.
4899 * final.c (final): Remove hunk moving line number notes around since
4900 they are no longer present at this stage.
4901 (final_scan_insn): Use NOTE_KIND instead of
4902 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4903 (output_asm_label): Likewise.
4904 * reorg.c (dbr_schedule): Likewise.
4905 * haifa-sched.c (unlink_other_notes): Likewise.
4906 * mode-switching.c (optimize_mode_switching): Likewise.
4907 * graph.c (start_bb): Likewise.
4908 * rtl.def (NOTE): Update description.
4909 * jump.c (squeeze_notes): Delete.
4910 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
4911 NOTE_INSN_BASIC_BLOCK_P when possible.
4912 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
4913 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
4914 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4915 (dwarf2out_var_location): Likewise.
4916 * cfgbuild.c (make_edges): Likewise.
4917 (find_basic_blocks_1): Likewise.
4918 * function.c (reorder_blocks_1): Likewise.
4919 (epilogue_done): Likewise.
4920 (reposition_prologue_and_epilogue_notes): Likewise.
4921 * print-rtl.c (print_rtx): Likewise; drop code for printing
4923 (print_rtl): Likewise.
4924 (print_rtl_single): Likewise.
4925 * gcse.c (insert_insn_start_bb): Likewise.
4926 * alias.c (init_alias_analysis): Likewise.
4927 * calls.c (fixup_tail_calls): Likewise.
4928 * except.c (sjlj_emit_function_enter): Likewise.
4929 * emit-rtl.c (add_insn_after): Likeiwse.
4930 (emit_label_before): Likewise.
4931 (emit_label_after): Likewise.
4932 (emit_note_before, emit_note_after, emit_note): Update
4933 parameter to be enum insn_note; do not deal with source
4935 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
4936 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
4938 (merge_blocks_move_successor_nojumps): Simplify now when
4939 we don't have BLOCK notes.
4940 (try_optimize_cfg): Likewise.
4941 * cfglayout.c (skip_insns_after_block): Likewise.
4942 (record_effective_endpoints): Likewise.
4943 (duplicate_insn_chain): Likewise.
4944 * varasm.c (output_constant_pool_1): Likewise.
4945 * sched-deps.c (sched_analyze): Likewise.
4946 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
4948 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
4949 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
4950 (SET_INSN_DELETED): Simplify.
4951 (NOTE_LINE_NUMBER): Exterminate.
4952 (NOTE_LINE_KIND): New.
4953 (NOTE_INSN_BASIC_BLOCK_P): Update.
4954 (enum insn_note): Simplify.
4955 (GET_NOTE_INSN_NAME) Simplify.
4956 (emit_note_before, emit_note_after, emit_note): Update prototype.
4957 (squeeze_notes): Remove.
4958 * sched-int.h (NOTE_NOT_BB_P): Update.
4959 * resource.c (mark_target_live_regs): Update.
4960 * sched-rgn.c (debug_dependencies): Update.
4961 * sched-vis.c (print_insn): Update.
4962 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
4963 * config/i386/i386.c (ix86_output_function_epilogue): Update.
4964 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
4965 (TARGET_ADJUST_UNROLL_MAX): Likewise.
4966 (split_branches): Update.
4967 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
4969 (sh_adjust_unroll_max): Exterminate.
4970 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
4971 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
4972 (m68hc11_reorg): Likewise.
4973 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
4974 (emit_predicate_relation_info): Update.
4975 (process_for_unwind_directive): Update.
4976 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
4977 (output_call): Update.
4978 * config/pa/pa.c (output_lbranch): Update.
4979 (output_millicode_call): Update.
4980 (output_call): Update.
4981 (pa_combine_instructions): Update.
4982 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
4983 * config/bfin/bfin.c (gen_one_bundle): Update.
4984 * cfgrtl.c (can_delete_note_p): Update.
4985 (delete_insn): Update.
4986 (rtl_merge_blocks): Update.
4987 (commit_one_edge_insertion): Update.
4988 (rtl_verify_flow_info): Update.
4989 * stmt.c (expand_case): Do not call squeeze_notes.
4991 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4998 * c.opt (Wtype-limits): New.
4999 * doc/invoke.texi (Wtype-limits): Document it.
5000 (Wextra): Enabled by -Wextra.
5001 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5002 * c-common.c (shorten_compare): Warn with Wtype-limits.
5004 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5006 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5007 inlined function, not as a macro.
5008 (_mm_alignr_pi8): Ditto.
5009 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5010 (_mm_inserti_si64): Ditto.
5011 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5012 (_mm_extract_epi16): Ditto.
5013 (_mm_insert_epi16): Ditto.
5014 (_mm_shufflehi_epi16): Ditto.
5015 (_mm_shufflelo_epi16): Ditto.
5016 (_mm_shuffle_epi32): Ditto.
5017 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5018 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5020 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5022 (_m_to_float): Use C89 compatible assignment.
5024 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5027 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5029 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5032 * doc/invoke.texi (Wreturn-type): Complete description.
5033 (Wextra): Delete item about return-type warning.
5034 * c-decl.c: Delete redundant Wextra warning.
5036 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5039 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5040 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5041 inlined function, not as a macro.
5042 (_mm_prefetch): Ditto.
5044 (_mm_insert_pi16): Ditto.
5046 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5047 (_m_pshufw): Ditto. Add const to __N argument.
5048 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5049 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5050 (_mm_slli_epi32): Ditto.
5051 (_mm_srli_si128): Implement as always inlined function, not as a
5052 macro. Add __inline to function declaration.
5053 (_mm_slli_si128): Ditto.
5055 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5057 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5058 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5060 (struct fenv): New structure.
5061 (FP_HANDLE_EXCEPTIONS): New define.
5062 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5063 (_FP_DECL_EXP): New define.
5064 (FP_INIT_ROUNDMODE): New define.
5065 (FP_ROUNDMODE): New define.
5067 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5069 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5070 (Wconversion): Update description.
5071 (Wconversion-sign): New.
5072 * c.opt (Wconversion-sign): New.
5073 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5074 means disabled for C++. Otherwise, take the status of Wconversion.
5075 * c-common.c (conversion_warning): Warn with either Wconversion or
5077 (warnings_for_convert_and_check): Conditions are already checked by
5079 (convert_and_check): Don't check warnings if the conversion failed.
5081 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5082 Anatoly Sokolov <aesok@dol.ru>
5084 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5085 avr_epilogue_uses) : Add declaration.
5086 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5087 * config/avr/constraints.md (R): New constraint.
5088 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5089 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5090 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5091 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5092 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5093 call_prologue_saves, epilogue_restores, return_from_epilogue,
5094 return_from_main_epilogue, return_from_interrupt_epilogue,
5095 return_from_naked_epilogue, prologue, epilogue): New patterns.
5096 (jump): Handle symbol reference.
5097 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5098 avr_output_function_prologue, avr_output_function_epilogue): Remove
5100 (avr_init_machine_status, expand_prologue, expand_epilogue,
5101 avr_asm_function_end_prologue, avr_epilogue_uses,
5102 avr_asm_function_begin_epilogue): New functions.
5103 (prologue_size, epilogue_size, jump_tables_size): Remove global
5105 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5106 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5107 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5108 (avr_override_options): Initialise init_machine_status.
5109 (output_movhi): Handle all stack pointer loads.
5110 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5111 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5112 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5113 (EPILOGUE_USES) Redefine.
5114 (machine_function) Declare.
5116 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5118 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5119 Use a single return statement.
5121 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5124 * builtins.c (do_mpfr_lgamma_r): New.
5125 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5126 * tree.h (CASE_FLT_FN_REENT): New.
5128 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5130 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5131 (output_die): Use 'unsigned long' with %x.
5132 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5133 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5134 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5136 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5138 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5143 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5144 true if function has no argument.
5146 2007-05-18 DJ Delorie <dj@redhat.com>
5148 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5149 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5151 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5153 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5154 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5155 count_trailing_zeros.
5156 (__i386__): Implement count_leading_zeros using __builtin_clz().
5157 Implement count_trailing_zeros usign __builtin_ctz().
5159 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5161 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5163 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5166 * expr.c (emit_move_change_mode): Change mode of push operands here.
5168 2007-05-17 Ian Lance Taylor <iant@google.com>
5170 PR tree-optimization/31953
5171 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5173 (set_value_range_to_null): Call set_value_range_to_value.
5174 (extract_range_from_comparison): Likewise.
5176 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5178 * toplev.c (print_version): Output GMP/MPFR version info.
5180 * builtins.c (CASE_MATHFN_REENT): New macro.
5181 (mathfn_built_in): Use it.
5182 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5183 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5184 BUILT_IN_LGAMMAL_R): New.
5185 * doc/extend.texi: Document new builtins.
5188 * builtins.c (do_mpfr_remquo): New.
5189 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5190 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5193 * builtins.c (fold_builtin_1): Handle y0, y1.
5194 (fold_builtin_2): Handle yn.
5197 * builtins.c (do_mpfr_bessel_n): New.
5198 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5199 (fold_builtin_2): Handle BUILT_IN_JN.
5201 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5204 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5205 TYPE_PRECISION (intmax_type_node).
5207 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5210 * reload.c (subst_reloads): Remove checking.
5212 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5214 PR rtl-optimization/31691
5215 * combine.c (simplify_set): Build a new src pattern instead of
5216 substituting its operands in the COMPARE case.
5218 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5220 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5221 (execute_vrp): Preserve loops through jump threading.
5222 * tree-ssa-threadupdate.c (thread_single_edge,
5223 dbds_continue_enumeration_p, determine_bb_domination_status,
5224 thread_through_loop_header): New functions.
5225 (create_edge_and_update_destination_phis,
5226 create_edge_and_update_destination_phis): Set loops for the new blocks.
5227 (prune_undesirable_thread_requests): Removed.
5228 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5230 (thread_block): Do not call prune_undesirable_thread_requests.
5232 (mark_threaded_blocks): Select edges to thread here.
5233 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5234 Thread edges through loop headers independently.
5235 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5236 * tree-pass.h (TODO_mark_first_instance): New.
5237 (first_pass_instance): Declare.
5238 * cfghooks.c (duplicate_block): Put the block to the original loop
5239 if copy is not specified.
5240 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5241 jump threading. Pass may_peel_loop_headers to
5242 thread_through_all_blocks according to first_pass_instance.
5243 * cfgloop.h (create_preheader): Declare.
5244 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5245 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5246 * passes.c (first_pass_instance): New variable.
5247 (next_pass_1): Set TODO_mark_first_instance.
5248 (execute_todo): Set first_pass_instance.
5250 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5252 PR tree-optimization/24659
5253 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5254 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5255 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
5256 OTI_vec_pack_ufix_trunc.
5257 (vec_unpacks_float_hi_optab): Define new macro.
5258 (vec_unpacks_float_lo_optab): Ditto.
5259 (vec_unpacku_float_hi_optab): Ditto.
5260 (vec_unpacku_float_lo_optab): Ditto.
5261 (vec_pack_sfix_trunc_optab): Ditto.
5262 (vec_pack_ufix_trunc_optab): Ditto.
5263 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
5264 and vec_pack_[s|u]fix_trunc_optab using
5265 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
5266 * tree-vectorizer.c (supportable_widening_operation): Handle
5267 FLOAT_EXPR and CONVERT_EXPR. Update comment.
5268 (supportable_narrowing_operation): New function.
5269 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
5270 * tree-vect-transform.c (vectorizable_conversion): Handle
5271 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5272 (vect_gen_widened_results_half): Move before vectorizable_conversion.
5273 (vectorizable_type_demotion): Call supportable_narrowing_operation()
5274 to check for target support.
5275 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
5276 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
5277 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
5278 for VEC_PACK_FIX_TRUNC_EXPR.
5279 (expand_binop): Special case mode of the result for
5280 vec_pack_[u|s]fix_trunc_optab.
5281 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
5282 vec_pack_[u|s]fix_trunc_optab.
5284 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
5285 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
5286 * tree-pretty-print.c (dump_generic_node): Handle
5287 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
5288 VEC_PACK_FIX_TRUNC_EXPR.
5290 * expr.c (expand_expr_real_1): Ditto.
5291 * tree-inline.c (estimate_num_insns_1): Ditto.
5292 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5294 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
5295 (vec_unpacks_float_lo_v8hi): Ditto.
5296 (vec_unpacku_float_hi_v8hi): Ditto.
5297 (vec_unpacku_float_lo_v8hi): Ditto.
5298 (vec_unpacks_float_hi_v4si): Ditto.
5299 (vec_unpacks_float_lo_v4si): Ditto.
5300 (vec_pack_sfix_trunc_v2df): Ditto.
5302 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
5304 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
5305 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
5306 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
5307 [vec_pack_ufix_trunc]: Ditto.
5308 [vec_unpacks_float_hi]: Ditto.
5309 [vec_unpacks_float_lo]: Ditto.
5310 [vec_unpacku_float_hi]: Ditto.
5311 [vec_unpacku_float_lo]: Ditto.
5313 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
5315 * soft-fp/README: Update for new files.
5316 * soft-fp/floattisf.c: New file.
5317 * soft-fp/floattidf.c: New file.
5318 * soft-fp/floattitf.c: New file.
5319 * soft-fp/floatuntisf.c: New file.
5320 * soft-fp/floatuntidf.c: New file.
5321 * soft-fp/floatuntitf.c: New file.
5322 * soft-fp/fixsfti.c: New file.
5323 * soft-fp/fixdfti.c: New file.
5324 * soft-fp/fixtfti.c: New file.
5325 * soft-fp/fixunssfti.c: New file.
5326 * soft-fp/fixunsdfti.c: New file.
5327 * soft-fp/fixunstfti.c: New file.
5328 * soft-fp/extendxftf.c: New file.
5329 * soft-fp/trunctfxf.c: New file.
5331 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
5332 (__trunctfxf2): Ditto.
5334 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
5335 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
5336 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
5337 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
5338 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
5339 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
5341 * config/i386/t-fprules-softfp64: New file.
5342 * config/i386/sfp-machine.h: New file.
5343 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
5344 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
5345 and soft-fp/t-softfp to tmake_file.
5346 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
5347 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
5349 * config/i386/t-linux64 (softfp_wrap_start): New.
5350 (softfp_wrap_end): New.
5351 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
5352 supported for TARGET_64BIT.
5354 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5356 * c-common.c (c_common_signed_or_unsigned_type): Emulate
5357 c_common_unsigned_type behavior.
5359 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
5361 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
5364 2007-05-16 Eric Christopher <echristo@apple.com>
5366 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
5367 saving after stack push. Set sp_offset whenever we push.
5368 (rs6000_emit_epilogue): Move altivec register restore before
5371 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5373 * configure.ac: Allow sysroots to be relocated under $prefix as
5374 well as $exec_prefix.
5375 * configure: Regenerate.
5377 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5381 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5383 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5384 (gcc_tooldir): Likewise.
5385 * configure: Regenerate.
5386 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5387 old configure.ac gcc_tooldir setting.
5388 (prefix_to_exec_prefix): New variable.
5389 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5390 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5392 2007-05-14 Janis Johnson <janis187@us.ibm.com>
5394 * c-typeck.c (build_binary_op): Return early for error.
5396 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
5398 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
5399 struct nb_iter_bound.
5400 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
5401 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
5402 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
5403 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
5404 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
5405 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
5406 (del_scev_info): Use ggc_free.
5407 (scev_initialize): Allocate scalar_evolution_info in gc memory.
5408 * loop-init.c: Include ggc.h.
5409 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
5410 (loop_optimizer_finalize): Use ggc_free.
5411 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
5412 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
5413 pass_iv_optimize): Add TODO_ggc_collect.
5414 * function.h (struct function): Remove skip marker from
5416 * cfgloop.c: Include ggc.h.
5417 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
5419 (establish_preds): Vector superloops is gc allocated.
5420 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
5422 (flow_loops_find): Vector larray is gc allocated.
5423 (loop_exit_free): Use ggc_free.
5424 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
5425 that head of exits list is now not a part of struct loop.
5426 (record_loop_exits): Allocate exits table in gc memory.
5427 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
5428 that head of exits list is now not a part of struct loop.
5429 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
5430 struct loop_exit): Add GTY marker.
5431 (struct loop): Add GTY marker. Make superloops vector gc allocated.
5432 Add skip marker to aux field. Make head of exits list a separate
5434 (struct loops): Add GTY marker. Make larray vector gc allocated.
5435 Add param marker to exits table.
5436 (get_loops): Type changed.
5437 * Makefile.in (tree-scalar-evolution.o): Add
5438 gt-tree-scalar-evolution.h dependency.
5439 (cfgloop.o, loop-init.o): Add ggc.h dependency.
5440 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
5441 * basic-block.h (struct basic_block_def): Remove skip marker from
5444 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
5446 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
5447 of 0 in the call to expand_expr().
5448 (expand_builtin_mathfn_3): Ditto.
5449 (expand_builtin_interclass_mathfn): Ditto.
5450 (expand_builtin_cexpi): Ditto.
5451 (expand_builtin_int_roundingfn): Ditto.
5452 (expand_builtin_int_roundingfn_2): Ditto.
5453 (expand_builtin_pow): Ditto.
5454 (expand_builtin_powi): Ditto.
5455 (expand_builtin_bswap): Ditto.
5456 (expand_builtin_unop): Ditto.
5457 (expand_builtin_fabs): Ditto.
5458 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
5459 the call to expand_expr().
5460 (expand_builtin_sync_operation): Ditto.
5461 (expand_builtin_compare_and_swap): Ditto.
5462 (expand_builtin_lock_test_and_set): Ditto.
5463 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
5464 instead of 0 in the call to expand_expr().
5465 (expand_builtin_extract_return_addr): Ditto.
5466 (expand_builtin_eh_return): Ditto.
5467 (expand_eh_return): Ditto.
5468 * explow.c (expr_size): Ditto.
5469 * expr.c (optimize_bitfield_assignment_op): Ditto.
5470 (expand_assignement): Ditto.
5471 (store_expr): Ditto.
5472 (store_field): Ditto.
5473 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
5474 the call to expand_expr().
5475 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
5476 in the call to expand_expr().
5477 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
5478 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
5479 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
5481 * optabs.c (expand_vec_shift_expr): Ditto.
5482 (expand_vec_cond_expr): Ditto.
5483 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
5484 call to expand_expr().
5485 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
5486 in the call to expand_expr().
5488 2007-05-14 Dave Korn <dave.korn@artimi.com>
5490 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
5492 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
5494 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
5495 instead of c_common_unsigned_type.
5496 (c_common_unsigned_type): Remove.
5497 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
5498 c_common_unsigned_type.
5499 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
5500 c_common_unsigned_type.
5501 * c-common.h (c_common_unsigned_type): Remove.
5502 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
5503 c_common_unsigned_type.
5504 * c-format.c (check_format_types): Use unsigned_type_for instead of
5505 c_common_unsigned_type.
5506 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5507 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
5508 of c_common_unsigned_type.
5509 * convert.c (convert_to_integer): Use unsigned_type_for instead of
5510 lang_hooks.types.unsigned_type.
5511 * expmed.c (make_tree): Use unsigned_type_for instead of
5512 lang_hooks.types.unsigned_type.
5513 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
5514 lang_hooks.types.unsigned_type.
5515 (build_range_check): Likewise.
5516 (fold_unary): Likewise.
5517 (fold_binary): Likewise.
5518 (fold_ternary): Likewise.
5519 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5520 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
5521 * tree.c (get_unsigned_type): New.
5522 (unsigned_type_for): Use get_unsigned_type instead of
5523 lang_hooks.types.unsigned_type.
5525 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
5527 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
5528 to m68k_get_function_kind. Update its prototype.
5529 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
5531 (m68k_interrupt_function_p): Return enum m68k_function_type
5532 instead of bool. Rename to m68k_get_function_kind.
5533 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
5535 (m68k_compute_frame_layout): Don't mark any register for save
5536 if an interrupt_thread attribute is specified.
5537 (m68k_hard_regno_rename_ok): Update a use of
5538 m68k_interrupt_function_p.
5539 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
5540 m68k_interrupt_function_p.
5541 (m68k_function_type): New.
5542 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
5543 for a function with an interrupt_thread attribute.
5544 * doc/extend.texi: Document the interrupt_thread attribute.
5546 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
5548 Fix PR tree-optimization/31911
5549 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
5550 if they didn't change the expression.
5552 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
5554 * tree-scalar-evolution.c (resolve_mixers): Exported.
5555 * tree-scalar-evolution.h (resolve_mixers): Declare.
5556 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
5557 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5558 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
5559 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
5560 init_array_ref, init_pointer_ref, analyze_indirect_ref,
5561 strip_conversion, analyze_offset_expr, address_analysis,
5562 object_analysis, analyze_offset): Removed.
5563 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
5564 split_constant_offset, canonicalize_base_object_address,
5565 object_address_invariant_in_loop_p, disjoint_objects_p,
5566 dr_may_alias_p, dr_address_invariant_p): New functions.
5567 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
5568 and dr_analyze_alias.
5569 (initialize_data_dependence_relation): Use dr_may_alias_p
5570 and object_address_invariant_in_loop_p.
5571 (compute_self_dependence): Handle the case when
5572 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
5573 (find_data_references_in_stmt): Restrict the analysis of data
5574 references to the given loop nest.
5575 (find_data_references_in_loop): Made static. Pass loop nest to
5576 find_data_references_in_stmt.
5577 (compute_data_dependences_for_loop): Use DR_VOPS.
5578 (free_data_ref): Free DR_VOPS.
5579 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
5580 (struct innermost_loop_behavior): ... new.
5581 (struct base_object_info): Replaced by ...
5582 (struct indices): ... new.
5583 (struct dr_alias): New.
5584 (enum data_ref_type): Removed.
5585 (struct data_reference): Consist of struct innermost_loop_behavior,
5586 struct indices and struct dr_alias.
5587 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
5588 (DR_MEMTAG): Renamed to ...
5589 (DR_SYMBOL_TAG): ... this.
5590 (find_data_references_in_loop): Declaration removed.
5591 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
5592 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
5593 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
5594 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
5596 2007-05-13 Revital Eres <eres@il.ibm.com>
5598 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
5599 which walks virtual def-use chains to find redundant stores.
5600 (dse_optimize_stmt): Call it.
5602 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5604 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
5605 * passes.c (init_optimization_passes): Move pass_jump_bypass
5608 * basic-block.h (bb_has_eh_pred): Fix style issue.
5610 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5612 PR rtl-optimization/31848
5613 * loop-invariant.c (move_invariant_reg): If we move an insn
5614 with a REG_EQUAL note, and that insn is not always executed,
5615 remove the REG_EQUAL note.
5617 2007-05-12 Richard Guenther <rguenther@suse.de>
5619 PR tree-optimization/31797
5620 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
5621 propagate into a stmt that has volatile ops.
5623 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5625 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5626 (gcc_tooldir): Likewise.
5627 * configure: Regenerate.
5628 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5629 old configure.ac gcc_tooldir setting.
5630 (prefix_to_exec_prefix): New variable.
5631 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5632 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5634 2007-05-11 Silvius Rus <rus@google.com>
5636 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
5637 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
5638 * c-common.h (strict_aliasing_warning): Change return type.
5639 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
5640 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
5641 (build_c_cast): Condition call to strict_aliasing_warning.
5642 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
5643 * flags.h (set_Wstrict_aliasing): Declare.
5644 * opts.c (set_Wstrict_alising): Define, add call to.
5645 * tree-flow.h (strict_aliasing_warning_backend): Declare.
5646 * tree-ssa-alias-warnings.c: New file.
5647 * tree-ssa-alias.c (compute_may_aliases): Add call to
5648 strict_aliasing_warning_backend.
5650 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
5652 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5653 Use loop_depth and loop_outer accessor functions.
5654 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
5655 determine_invariantness_stmt, move_computations_stmt): Ditto.
5656 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
5657 add_loop, loopify, unloop, fix_loop_structure): Ditto.
5658 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
5659 * tree-scalar-evolution.c (interpret_loop_phi,
5660 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
5661 instantiate_parameters_1, scev_const_prop): Ditto.
5662 * cfghooks.c (make_forwarder_block): Ditto.
5663 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
5664 * modulo-sched.c (loop_canon_p): Ditto.
5665 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
5666 slpeel_can_duplicate_loop_p): Ditto.
5667 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
5668 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5669 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
5670 cancel_loop, verify_loop_structure): Ditto.
5671 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
5672 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
5673 superloops vector instead of "pred" array.
5674 (establish_preds): Take father loop as an argument. Initialize the
5676 (flow_loop_tree_node_add): Pass father loop to establish_preds.
5677 Do not initialize loop->outer.
5678 (flow_loop_tree_node_remove): Truncate the superloops vector.
5679 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
5680 "pred" merged to "superloops" vector.
5681 (loop_depth, loop_outer): New.
5682 (fel_init): Use loop_outer.
5684 2007-05-11 Jan Hubicka <jh@suse.cz>
5686 * cgraphunit.c: Include gt-cgraphunit.h
5687 (static_ctors, static_dtors): New static vars.
5688 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
5689 based on implementation in c-common.c
5690 (cgraph_finalize_function): Call record_cdtor_fn.
5691 (cgraph_optimize): Call cgraph_build_cdtor_fns.
5692 * decl.c (finish_function): Do not call c_record_cdtor_fn.
5693 (c_write_global_declarations): Do not call c_build_cdtor_fns.
5694 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
5695 build_cdtor, c_build_cdtor_fns): Remove.
5696 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
5697 c_build_cdtor_fns): Remove prototype.
5699 2007-05-11 Paolo Carlini <pcarlini@suse.de>
5702 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
5703 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
5704 * builtins.c (fold_builtin_memchr): New.
5705 (expand_builtin_memchr): Call the latter.
5706 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
5707 * doc/extend.texi ([Other built-in functions provided by GCC]):
5710 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
5712 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
5713 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
5714 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
5715 PFPO_OP1_TYPE_SHIFT): Constants added.
5716 (DFP_ALL): Mode macro defined.
5717 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
5718 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
5719 Insn definitions added.
5720 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
5721 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
5724 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
5726 PR tree-optimization/31885
5727 * tree-chrec.c (chrec_contains_undetermined): Do not consider
5728 NULL_TREE to be undetermined.
5729 (automatically_generated_chrec_p): Return false for NULL.
5731 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5733 * config/bfin/bfin.h (MOVE_RATIO): Define.
5735 2007-05-10 Richard Sandiford <richard@codesourcery.com>
5737 * config.gcc (sparc-wrs-vxworks): New target.
5738 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
5739 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
5740 * config/sparc/sparc.h: Include vxworks-dummy.h.
5741 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
5742 include LABEL_REFs too.
5743 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
5744 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
5746 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
5748 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
5749 (sparc_emit_call_insn): New function.
5750 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
5751 functions when generating VxWorks PIC.
5752 * config/sparc/sparc.md (vxworks_load_got): New pattern.
5753 (call, call_value): Use sparc_emit_call_insn instead of
5756 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5758 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
5760 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5762 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
5763 for floating-point values if HOST_BITS_PER_LONG > 32. Use
5764 split_double instead of operand_subword.
5766 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5768 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
5769 * config/bfin/bfin.c (bfin_local_alignment): New function.
5770 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
5772 2007-05-08 Chao-ying Fu <fu@mips.com>
5774 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
5775 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
5776 (smsub_widen_optab, umsub_widen_optab): Define.
5777 * optabs.c (init_optabs): Initialize smsub_widen_optab and
5779 * genopinit.c (optabs): Fill in smsub_widen_optab and
5781 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
5782 and umsub_widen_optab to implement multiply-subtract sequences.
5783 * config/mips/mips.md (*msac<u>_di): Rename to...
5784 (<u>msubsidi4): ...this. Extend condition to include
5785 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5786 of operand 0 to "ka" and use the three-operand form of msub<u>
5788 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
5791 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
5793 PR rtl-optimization/28011
5794 * reload.c (push_reload): Set dont_share if IN appears in OUT
5795 also when IN is a PLUS rtx.
5796 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
5799 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
5801 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
5802 call unshare_all_decls.
5803 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
5804 (unshare_all_decls): Remove.
5806 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
5809 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
5812 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
5813 Nigel Stephens <nigel@mips.com>
5815 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
5816 Update comments and all uses.
5817 (MIN_FPRS_PER_FMT): Define.
5818 * config/mips/mips.c (function_arg): Fix to correctly handle
5819 the -mips32r2 -mfp64 -mabi=32 case.
5820 (override_options): Enable use of odd-numbered registers for
5821 SFmode values on MIPS32.
5822 (mips_save_reg_p): Save whole floating-point register pair if
5823 either half is used.
5824 (compute_frame_size): Fix comment.
5826 2007-05-08 Jie Zhang <jie.zhang@analog.com>
5828 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
5829 argument of type bool.
5830 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
5831 argument. Safely select temporary P register according to it.
5832 (do_link): Change call site of add_to_reg accordingly.
5833 (do_unlink): Add epilogue_p as a fourth argument and pass it
5835 (expand_interrupt_handler_epilogue): Change call of do_unlink
5837 (bfin_expand_prologue): Add a third argument sibcall_p.
5838 * config/bfin/bfin.md (epilogue): Change call of
5839 bfin_expand_epilogue accordingly.
5840 (sibcall_epilogue): Likewise.
5841 (eh_return_internal): Likewise.
5843 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
5844 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
5845 * config/bfin/bfin.c (bfin_handle_option): Handle
5846 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
5847 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
5848 Support bf534, bf536 and bf561.
5849 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
5851 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
5854 * config/i386/i386.c (ix86_function_regparm): Process local
5855 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
5857 2007-05-07 Mike Stump <mrs@apple.com>
5859 * doc/invoke.texi (Warning Options): Document that -Wempty-body
5860 also checks for and while statements in C++.
5862 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
5864 * gcc.c (at_file_supplied): New variable.
5865 (main): Set it if we expanded argv.
5866 (do_spec_1): Pass an @-file to the linker if we were called with
5867 an @-file argument and HAVE_GNU_LD.
5868 * collect2.c (at_file_supplied): New variable.
5869 (response_file): New variable.
5870 (collect_exit): Unlink response_file if necessary.
5871 (handler): Likewise.
5872 (do_wait): Likewise.
5873 (main): Set at_file_supplied if we expanded argv.
5874 (collect_execute): Pass an @-file to subprocesses if we were called
5875 with an @-file argument.
5876 * configure.ac: Add define for HAVE_GNU_LD.
5877 * configure: Regenerate.
5878 * config.in: Regenerate.
5880 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
5882 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
5888 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
5890 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5891 (TARGET_ENCODE_SECTION_INFO): Re-define.
5892 (m32c_encode_section_info): New
5893 (function_vector_handler): New
5894 (current_function_special_page_vector): New
5895 (m32c_special_page_vector_p): New.
5896 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
5898 * config/m32c/jump.md: Added instruction JSRS for functions
5899 with attribute "function_vector".
5900 * doc/extend.texi (function_vector): Added description
5901 for M16C, M32C targets.
5903 2007-05-07 DJ Delorie <dj@redhat.com>
5906 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
5907 ashrpsi3, lshrpsi3): Update shift count constraint.
5909 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
5910 Nathan Froyd <froydnj@codesourcery.com>
5913 * c-incpath.c (add_path): Strip trailing path separators.
5915 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
5917 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
5918 Free dominance info before purging EH edges.
5919 (eliminate_degenerate_phis): Likewise.
5920 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
5922 2007-05-07 Jan Hubicka <jh@suse.cz>
5924 * gimplify.c (gimplify_expr): Do not crash when folding
5925 (void *)(int)&a + 4.
5927 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5930 * c-opts.c (lang_fortran): Make it non static.
5931 * c-common.h (lang_fortran): New prototype.
5932 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
5933 -lang-fortran option was passed by the driver.
5935 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
5937 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
5938 of ASSERT_CHECKING. Tweak message.
5940 2007-05-06 Revital Eres <eres@il.ibm.com>
5943 * loop-unroll.c (insert_var_expansion_initialization):
5944 Initialize the expansions with -zero instead of +zero.
5946 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
5948 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
5949 into pic and non-pic versions. Mark r19 as used for
5950 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
5951 for tgd_load, tld_load and tie_load .
5952 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
5953 version of tgd_load, tld_load and tie_load depending on the
5956 2007-05-04 Ulrich Drepper <drepper@redhat.com>
5957 Jakub Jelinek <jakub@redhat.com>
5959 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
5960 (__do_global_dtors_aux): Use more paranoid loop to run
5961 destructors if HIDDEN_DTOR_LIST_END.
5962 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
5964 2007-05-04 Jakub Jelinek <jakub@redhat.com>
5966 * varasm.c (align_variable): Don't increase alignment for
5967 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
5968 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
5970 2007-05-04 Josh Conner <jconner@apple.com>
5972 * basic-block.h (cdi_direction): Assign values to all enumeration
5974 (dom_computed): Remove.
5975 (dom_info_state): New.
5976 (set_dom_info_availability): New.
5977 * tree-ssa-loop-im.c (determine_invariantness): Initialize
5978 walk_data.dom_direction.
5979 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
5980 instead of dom_computed[].
5981 (split_edge): Likewise.
5982 (create_basic_block): Likewise.
5983 (merge_blocks): Likewise.
5984 * ifcvt.c (find_if_header): Likewise.
5985 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
5986 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
5987 * tree-ssa.c (verify_ssa): Likewise.
5988 * tree-cfg.c (tree_verify_flow_info): Likewise.
5989 (remove_edge_and_dominated_blocks): Likewise.
5990 * dominance.c (dom_computed): Make static.
5991 (calc_dfs_tree_nonrec): Change third param to a bool.
5992 (calc_dfs_tree): Change second param to a bool.
5993 (calc_idioms): Change second param to a bool. Use
5994 dom_convert_dir_to_idx.
5995 (init_dom_info): Validate dir before using.
5996 (dom_convert_dir_to_idx): New.
5997 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
5998 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
5999 (free_dominance_info): Use dom_convert_dir_to_idx.
6000 (get_immediate_dominator): Likewise.
6001 (set_immediate_dominator): Likewise.
6002 (get_dominated_by): Likewise.
6003 (redirect_immediate_dominators): Likewise.
6004 (nearest_common_denominator): Likewise.
6005 (dominated_by_p): Likewise.
6006 (bb_dom_dfs_in): Likewise.
6007 (bb_dom_dfs_out): Likewise.
6008 (recount_dominator): Likewise.
6009 (iterate_fix_dominators): Likewise.
6010 (add_to_dominance_info): Likewise.
6011 (delete_from_dominance_info): Likewise.
6012 (first_dom_son): Likewise.
6013 (next_dom_son): Likewise.
6014 (dom_info_available_p): Likewise.
6015 (dom_info_state): New.
6016 (set_dom_info_availability): New.
6018 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6020 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6022 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6024 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6026 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6027 (subdi3, subdi_carry): Delete.
6029 2007-05-04 Jan Hubicka <jh@suse.cz>
6030 Richard Guenther <rguenther@suse.de>
6032 * opts.c (decode_options): Do not fiddle with inlining
6033 parameters in case of optimizing for size.
6034 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6035 for size do nothing.
6036 (cgraph_decide_inlining_of_small_function): When optimizing for
6037 size never inline functions increasing caller size.
6038 (cgraph_early_inlining): Inline for size when optimizing for size.
6040 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6042 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6043 logical operations piecewise.
6044 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6045 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6046 subdi_sesidi_di): Delete.
6047 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6048 the generated sequence. Allow three-reg add in constraints. Rewrite
6049 the rtl expression for carry to avoid zero_extend of a constant.
6050 (sub_with_carry): New pattern.
6051 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6052 different sequence not involving jumps.
6053 (notbi): Now a named pattern.
6055 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6057 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6058 Add the note about a significant loss of accuracy of some
6059 mathematical routines when these options are used.
6061 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6063 * haifa-sched.c (rtx_vec_t): New typedef.
6064 (contributes_to_priority_p): Extract piece of priority () into new
6066 (priority): Use the function. Add assertion.
6067 (rank_for_schedule, set_priorities): Add assertion to check that
6068 insn's priority is initialized.
6069 (clear_priorities, calc_priorities): Change signature. Make it update
6070 all relevant insns. Update all callers ('add_to_speculative_block ()'
6071 and 'create_block_check_twin ()').
6072 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6073 Add new field 'priority_status'.
6074 (INSN_PRIORITY_STATUS): New macro.
6075 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6077 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6079 * sched-ebb.c (debug_ebb_dependencies): New static function.
6080 (init_ready_list): Use it.
6082 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6083 with changed signature and 'debug_rgn_dependencies ()'.
6084 (debug_rgn_dependencies): New static function.
6085 (init_ready_list): Use it.
6087 * sched-int.h (debug_dependencies): Declare.
6089 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6091 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6093 2007-05-04 Dirk Mueller <dmueller@suse.de>
6095 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6097 2007-05-03 Jan Hubicka <jh@suse.cz>
6099 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6100 ((T1)X op (T1)Y), for pointer type in more cases than before.
6102 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6104 * tree-object-size.c (plus_expr_object_size): When operand size is
6105 unknown, return unknown.
6107 2007-05-03 Dirk Mueller <dmueller@suse.de>
6109 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6111 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6114 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6116 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6118 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6120 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6122 * config/soft-fp/double.h, config/soft-fp/extended.h,
6123 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6124 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6125 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6126 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6129 2007-05-03 Ian Lance Taylor <iant@google.com>
6131 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6132 MASK_PPC_GFXOPT for 8540 or 8548.
6134 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6136 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6137 vect_print_dump_info() to output debug information.
6139 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6142 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6143 operands of size 2 when operand is not MEM_P.
6145 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6147 PR tree-optimization/30565
6148 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6150 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6152 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6153 (umulsi3_highpart): Use them.
6154 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6155 for final accumulator to D regisster tranfser.
6157 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6159 PR tree-optimization/31699
6160 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6162 (vect_enhance_data_refs_alignment): Compute peel amount using
6163 TYPE_VECTOR_SUBPARTS instead of vf.
6164 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6166 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6169 * system.h: Remove inclusion of double-int.h
6170 * tree.h: Include double-int.h
6171 * gengtype.c: Likewise
6172 * cfgloop.h: Likewise
6173 * Makefile.in: Adjust dependencies on double-int.h
6175 2007-05-02 Eric Christopher <echristo@apple.com>
6177 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6178 -shared to -Zdynamiclib.
6180 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6183 * c-common.c (strip_pointer_or_array_types): New function.
6184 * c-common.h (strip_pointer_or_array_types): New function declaration.
6186 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6188 PR tree-optimization/31771
6189 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6191 2007-05-02 Paul Brook <paul@codesourcery.com>
6193 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6195 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6198 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6201 2007-05-02 Nick Clifton <nickc@redhat.com>
6203 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6205 2007-05-02 Richard Guenther <rguenther@suse.de>
6207 PR tree-optimization/31146
6208 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6209 argument, single_use_p. If we have a single use that is
6210 a conversion to the definition rhs type, propagate that rhs.
6211 (forward_propagate_addr_expr): Pass single_use_p argument
6212 to forward_propagate_addr_expr_1.
6214 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6216 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6219 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6221 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6222 'AMD Family 10 core'.
6224 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6226 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6227 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6228 with SSE3 instruction set support.
6229 * doc/invoke.texi: Likewise.
6231 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6233 * config/i386/i386.c (override_options): Tuning 32-byte loop
6234 alignment for amdfam10 architecture. Increasing the max loop
6235 alignment to 24 bytes.
6237 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6239 * config/m68k/constraints.md: New.
6240 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6241 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6242 EXTRA_CONSTRAINT): Remove.
6243 * config/m68k/m68k.md: Include constraints.md.
6244 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6246 2007-05-01 Ian Lance Taylor <iant@google.com>
6248 PR tree-optimization/31739
6249 * tree-vrp.c (vrp_val_is_max): New static function.
6250 (vrp_val_is_min): New static function.
6251 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6253 (set_value_range): Use vrp_val_is_{max,min}.
6254 (extract_range_from_assert): Likewise.
6255 (extract_range_from_binary_expr): Likewise.
6256 (extract_range_from_unary_expr): Likewise.
6257 (dump_value_range, vrp_meet): Likewise.
6258 (vrp_visit_phi_node): Likewise.
6259 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
6261 2007-05-01 Mark Mitchell <mark@codesourcery.com>
6263 * config/i386/gmon-sol2.c (size_t): New type.
6264 (intptr_t): Likewise.
6265 (s_textsize): Declare as size_t.
6267 (monstartup): Use size_t for sizes.
6268 (_mcount): Save and restore registers.
6269 (internal_mcount): Pass 0 as the first argument to monstartup
6271 (moncontrol): Convert pointer to appropriately sized integer
6272 before passing to profil.
6274 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6276 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
6277 __NO_FPRS__, not just if _SOFT_DOUBLE.
6278 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
6279 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
6280 also for E500 double.
6281 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
6282 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
6285 2007-05-01 Richard Guenther <rguenther@suse.de>
6287 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
6290 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6292 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
6294 2007-05-01 Jan Hubicka <jh@suse.cz>
6296 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
6299 2007-05-01 Jan Hubicka <jh@suse.cz>
6301 * tree.h (maybe_fold_offset_to_component_ref): Remove.
6302 (maybe_fold_offset_to_reference): Declare.
6303 * fold-const.c (fold_unary): Do not fold
6304 (type *)&A into &A->field_of_type_and_offset_0
6305 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
6306 size is unknown, give up.
6307 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
6309 (maybe_fold_offset_to_reference): New.
6310 (maybe_fold_stmt_indirect): Use it.
6311 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
6312 * gimplify.c (gimplify_conversion): Canonicalize conversions to
6314 (gimplify_expr): Likewise for plus_expr.
6316 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6318 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
6319 bsi_after_labels. Always insert statements before bsi.
6320 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6321 * predict.c (apply_return_prediction): Check for empty blocks.
6322 * cfgexpand.c (lab_rtx_for_bb): New variable.
6323 (label_rtx_for_bb): Do not create new tree labels.
6324 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
6325 (tree_expand_cfg): Initialize lab_rtx_for_bb.
6326 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
6328 (label_for_bb): Add field used.
6329 (update_eh_label, main_block_label): Mark the label used.
6330 (cleanup_dead_labels): Remove unused labels.
6332 2007-05-01 Richard Guenther <rguenther@suse.de>
6334 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
6335 if it is not about to be set.
6336 (get_value_range): Do not pre-allocate equiv bitmap.
6337 (update_value_range): No need to clear equiv field.
6338 (add_equivalence): Change prototype to get bitmap pointer.
6339 Allocate bitmap here if it is not already.
6340 (extract_range_from_assert): Do not allocate bitmap here.
6341 Update callers to add_equivalence.
6342 (extract_range_from_ssa_name): Likewise.
6343 (get_vr_for_comparison): New static helper.
6344 (compare_name_with_value): Handle NULL equiv bitmap by
6345 peeling the first iteration of the comparison loop.
6346 Use get_vr_for_comparison.
6347 (compare_names): Handle NULL equiv bitmaps by using fake
6348 ones. Use get_vr_for_comparison.
6350 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
6352 * double-int.c (mpz_set_double_int): Moved from
6353 tree-ssa-loop-niter.c.
6354 (mpz_get_double_int): Likewise; also, add option to wrap
6355 out-of-range integers.
6356 * double-int.h: New prototypes for above.
6357 * tree.c (get_static_type_bounds): Moved from
6358 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
6359 TYPE_MAX_VALUE if they exist..
6360 * tree.h: New prototype for above.
6361 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
6362 get_type_bounds calls.
6363 (mpz_set_double_int): Move to double-int.c.
6364 (get_type_bounds): Move to tree.c, rename to
6365 get_static_type_bounds.
6366 (mpz_to_double_int): Move to double-int.c, rename to
6369 2007-04-30 Bob Wilson <bob.wilson@acm.org>
6371 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
6372 DIV0 exception can fall through to a normal return.
6374 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
6378 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6379 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6380 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6381 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6382 initialize align to silence bogus warning.
6383 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6384 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6386 (struct sra_walk_fns): Remove use_all parameter from use.
6387 (sra_hash_tree): Handle BIT_FIELD_REFs.
6388 (sra_elt_hash): Don't hash bitfld blocks.
6389 (sra_elt_eq): Skip them in parent compares as well. Handle
6391 (sra_walk_expr): Don't maintain or pass down use_all_p.
6392 (scan_use): Remove use_all parameter.
6393 (scalarize_use): Likewise. Re-expand assignment to
6394 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6395 output, and re-scalarize after output. Don't mark anything
6397 (scalarize_ldst): Adjust.
6398 (scalarize_walk_gimple_modify_statement): Likewise.
6399 (build_element_name_1): Handle BIT_FIELD_REFs.
6400 (instantiate_element): Don't warn for any element whose parent
6402 (instantiate_missing_elements_1): Return the sra_elt.
6403 (canon_type_for_field): New.
6404 (try_instantiate_multiple_fields): New.
6405 (instantiate_missing_elemnts): Use them.
6406 (mark_no_warning): Removed.
6407 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6408 (REPLDUP, sra_build_elt_assignment): New.
6409 (generate_copy_inout): Use them.
6410 (generate_element_copy): Likewise. Handle bitfld differences.
6411 (generate_element_zero): Don't recurse for blocks. Use
6412 sra_build_elt_assignment.
6413 (generate_one_element_int): Take elt instead of var. Use
6414 sra_build_elt_assignment.
6415 (generate_element_init_1): Adjust.
6416 (scalarize_use, scalarize_copy): Use REPLDUP.
6417 (scalarize_ldst): Move assert before dereference.
6418 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6420 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6423 * tree.c (reconstruct_complex_type): Reconstruct a reference
6425 Also use the same mode for the pointer as the old pointer type.
6427 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6429 * doc/trouble.texi (Interoperation): Remove note about Ultrix
6432 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
6434 PR rtl-optimization/31676
6435 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
6436 (df_refs_record): Call it.
6438 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6440 * rtl.def (SS_ABS): New code.
6441 * config/bfin/bfin.c (print_operand): New modifier 'v'.
6442 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
6443 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
6444 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
6445 (bfin_init_builtins): Define them.
6446 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
6447 (bfin_expand_builtin): ... and handle the others here.
6448 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
6449 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
6450 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
6451 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
6452 operand is only HImode.
6454 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
6456 * regclass.c (scan_one_insn): Remove splitting of
6459 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
6460 Nigel Stephens <nigel@mips.com>
6462 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
6464 2007-04-28 Jan Hubicka <jh@suse.cz>
6466 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
6467 insn_locators_alloc instead of insn_locators_initialize;
6468 call reset_block_changes.
6469 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6470 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
6471 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
6472 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6473 * config/score/score.c (th_output_mi_thunk): Likewise.
6474 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6475 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
6476 tolerate uninitialized locator info.
6479 * function.c (init_function_start): Don't init line number info.
6480 (expand_function_end): Update.
6481 (reset_block_changes, record_block_change, finalize_block_changes,
6482 check_block_change, free_block_changes): Kill.
6483 * function.h (reset_block_changes, record_block_change,
6484 finalize_block_changes, check_block_change, free_block_changes):
6486 (struct function): Remove ib_boundaries_block.
6487 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6488 Use curr_insn_locator to initialize locator.
6489 (emit_line_note): Remove.
6490 * cfgexpand.c (expand_gimple_cond_expr): Update.
6491 (construct_exit_block): Likewise.
6492 (tree_expand_cfg): Initialize/finalize locators.
6493 * expr.c (expand_expr_real): Update.
6494 * cfglayout.c (line_locators_locs, line_locators_lines,
6495 file_locators_locs, file_locators_files): Remove.
6496 (set_block_levels): Move to cfgexpand.c.
6497 (insn_locators_initialize): Remove.
6498 (pass_insn_locators_initialize): Remove.
6499 (locations_locators_locs, locations_locators_vals): New static vars.
6500 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6502 (insn_locators_alloc, insn_locators_finalize,
6503 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6505 (locator_location): New.
6506 (locator_line, locator_file): Rewrite.
6507 * rtl.h (emit_line_note): Kill.
6508 (insn_locators_alloc, insn_locators_finalize,
6509 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6511 * tree-inline.c (initialize_cfun): Do not initialize
6512 ib_boundaries_block.
6513 * passes.c (pass_insn_locators_initialize): Remove.
6515 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
6517 * tree-cfg.c (move_block_to_fn): Release bb from dominance
6518 info. Update last_basic_block correctly.
6520 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
6523 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
6524 register itself to hold the offset constant. Tell flow the use
6525 of r4 and r5 when they are used.
6527 2007-04-27 Richard Guenther <rguenther@suse.de>
6529 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
6530 if we simplified anything.
6531 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
6532 warnings until we did a simplification and the stmt was not
6533 marked as TREE_NO_WARNING.
6535 2007-04-27 Mike Stump <mrs@apple.com>
6537 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
6539 2007-04-27 Ian Lance Taylor <iant@google.com>
6542 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
6543 TYPE_MAX_VALUE exist, convert them to the new type.
6545 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6547 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
6548 if it claims to be available.
6549 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
6551 (perform_tree_ssa_dce): Always free postdominators.
6553 2007-04-27 Richard Henderson <rth@redhat.com>
6555 * config/alpha/predicates.md (aligned_memory_operand): Mark
6556 as define_special_predicate.
6557 (unaligned_memory_operand, normal_memory_operand): Likewise.
6558 (reg_or_unaligned_mem_operand): Remove.
6559 (any_memory_operand): Match the documentation and check for
6560 non-renumbered pseudos during reload.
6561 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
6562 alpha_secondary_reload_class, update to new interface, make static.
6563 Handle CQImode like HImode. Remove FP subreg check.
6564 (alpha_expand_mov): Use replace_equiv_address.
6565 (alpha_expand_mov_nobwx): Use any_memory_operand.
6566 (TARGET_SECONDARY_RELOAD): New.
6567 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
6568 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6569 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
6570 * config/alpha/alpha.md: ... here.
6571 (RELOAD12, reloadmode): New.
6573 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
6574 Don't handle the aligned case here.
6575 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
6576 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
6577 reload_inhi_help. Don't expect a scratch register.
6578 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
6580 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
6582 2007-04-27 Richard Guenther <rguenther@suse.de>
6584 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
6586 2007-04-27 Richard Guenther <rguenther@suse.de>
6588 PR tree-optimization/30965
6589 PR tree-optimization/30978
6590 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
6591 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
6592 (find_equivalent_equality_comparison): Likewise.
6593 (simplify_cond): Likewise.
6594 (get_prop_source_stmt): New helper.
6595 (get_prop_dest_stmt): Likewise.
6596 (can_propagate_from): Likewise.
6597 (remove_prop_source_from_use): Likewise.
6598 (combine_cond_expr_cond): Likewise.
6599 (forward_propagate_comparison): New function.
6600 (forward_propagate_into_cond): Rewrite to use fold for
6602 (tree_ssa_forward_propagate_single_use_vars): Call
6603 forward_propagate_comparison to propagate comparisons.
6605 2007-04-27 Richard Guenther <rguenther@suse.de>
6607 PR tree-optimization/31715
6608 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
6609 sure to do computation on the offset in an appropriate
6612 2007-04-27 Richard Sandiford <richard@codesourcery.com>
6614 * reload.h (elimination_target_reg_p): Declare.
6615 * reload.c (find_reloads): Don't apply the reg_rtx move
6616 optimization if the SET_DEST satisfies elimination_target_reg_p.
6617 * reload1.c (elimination_target_reg_p): New function.
6618 (gen_reload): In the move/add2 fallback, make sure that op0
6619 does not overlap the destination register.
6621 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6623 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
6624 transform only GIMPLE_MODIFY_STMTs.
6625 * tree-complex.c (expand_complex_operations_1): Ditto.
6626 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
6627 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
6628 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
6630 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6631 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
6632 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
6633 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
6634 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
6635 slpeel_add_loop_guard): Ditto.
6636 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6637 * lambda-code.c (perfect_nestify): Ditto.
6638 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
6639 before the first statement.
6640 * tree-optimize.c (execute_free_datastructures): Fix comments.
6641 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
6642 * tree-flow.h (disband_implicit_edges): Declaration removed.
6643 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
6645 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
6646 COND_EXPRs without gotos.
6647 (disband_implicit_edges, has_label_p): Removed.
6648 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
6649 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
6651 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
6653 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
6654 also for COND_EXPRs.
6655 * cfgexpand.c (label_rtx_for_bb): New function.
6656 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
6657 Use label_rtx_for_bb to find the labels.
6658 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
6659 last block. Detect fallthru edges.
6661 2007-04-26 Ian Lance Taylor <iant@google.com>
6664 * reload.c (find_reloads_subreg_address): If the address was valid
6665 in the original mode but not in the new mode, reload the whole
6668 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6670 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
6671 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
6672 (cleanup_control_expr_graph): Do not invalidate dominance info.
6673 Record altered blocks.
6674 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
6675 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
6676 cleanup_tree_cfg_bb): New functions.
6677 (remove_forwarder_block): Do not maintain the worklist of blocks.
6678 Record altered blocks.
6679 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
6681 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
6682 delete_unreachable_blocks if dominators are not available.
6683 * tree-inline.c (optimize_inline_calls): Free dominance information
6685 * tree-flow.h (remove_edge_and_dominated_blocks,
6686 cfgcleanup_altered_bbs): Altered.
6687 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
6689 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
6691 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
6692 do not invalidate dominators.
6694 2007-04-26 Anatoly Sokolov <aesok@post.ru>
6696 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
6697 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
6698 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6699 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6701 2007-04-26 Steve Ellcey <sje@cup.hp.com>
6703 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
6705 2007-04-26 Richard Guenther <rguenther@suse.de>
6707 PR tree-optimization/31703
6708 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
6709 the right type for the target of the bittest.
6711 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6713 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
6714 ix86_sol10_return_in_memory.
6716 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6718 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
6721 2007-04-26 Jakub Jelinek <jakub@redhat.com>
6724 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
6726 PR tree-optimization/30558
6727 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
6728 clear this_state.prev_try.
6730 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6731 Mark Mitchell <mark@codesourcery.com>
6733 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
6734 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
6735 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
6737 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6740 * doc/invoke.texi (%:print-asm-header): Document.
6741 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
6743 (static_spec_functions): Add print-asm-header.
6744 (main): Print a banner before the --target-help linker options.
6745 (print_asm_header_spec_function): New function.
6747 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
6750 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
6751 (movsf_ie): Likewise.
6753 2007-04-25 Paolo Carlini <pcarlini@suse.de>
6755 * doc/extend.texi ([Type Traits]): Adjust per N2255.
6757 2007-04-25 Bob Wilson <bob.wilson@acm.org>
6759 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
6760 exception for divide-by-zero.
6761 (__umodsi3, __modsi3): Likewise.
6763 2007-04-25 Dirk Mueller <dmueller@suse.de>
6765 * c-typeck.c (build_compound_expr): Annotate warning()
6766 call with OPT_Wunused_value.
6767 * tree-ssa.c (warn_uninit): Annotate warning with
6769 * c-common.c (handle_sentinel_attribute): Annotate warning
6770 call with OPT_Wattributes.
6772 2007-04-25 Thiemo Seufer <ths@mips.com>
6774 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
6776 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
6777 on to the assembler. Improve handling of -mno-mips16. Add handling
6778 of -mno-mips3d, -mno-dsp, -mno-dspr2.
6779 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
6780 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
6781 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
6783 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
6786 * config/i386/winnt.c (i386_pe_file_end): Strip only
6787 USER_LABEL_PREFIX when writing export name.
6789 2007-04-25 Richard Sandiford <richard@codesourcery.com>
6791 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
6792 sh/elf.h, vx-common.h and vxworks.h.
6793 * config/sh/sh.h: Include config/vxworks-dummy.h.
6794 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6795 (OVERRIDE_OPTIONS): Use it.
6796 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
6797 (vxworks_picreg): New pattern.
6798 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
6799 VXWORKS_OS_CPP_BUILTINS.
6800 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
6801 to their VXWORKS_* equivalents.
6802 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6803 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
6804 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
6805 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
6806 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
6807 -mrtp/-fPIC multilibs.
6808 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
6809 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
6810 (MULTILIB_OSDIRNAMES): Delete.
6812 2007-04-25 Anatoly Sokolov <aesok@post.ru>
6815 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
6817 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
6819 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
6820 rounding mode to be specified by the caller.
6821 (real_to_mpfr) Likewise.
6822 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
6823 include new arguments.
6824 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
6826 2007-04-24 Ian Lance Taylor <iant@google.com>
6828 PR tree-optimization/31605
6829 * tree-vrp.c (set_value_range): Check that min and max are not
6830 both overflow infinities.
6831 (set_value_range_to_value): New static function.
6832 (extract_range_from_binary_expr): Call set_value_range_to_value.
6833 (extract_range_from_cond_expr): Likewise.
6834 (extract_range_from_expr): Likewise.
6835 (extract_range_from_unary_expr): Likewise. Don't create a range
6836 which overflows on both sides.
6837 (vrp_meet): Check for a useless range.
6838 (vrp_visit_phi_node): If we see a constant which looks like an
6839 overflow infinity, turn off the TREE_OVERFLOW flag.
6841 2007-04-24 Ian Lance Taylor <iant@google.com>
6843 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
6845 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
6848 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
6849 diagnostic message is being built.
6850 * tree-pretty-print.c (dump_generic_node): Only write the
6851 formatted text into BUFFER's stream if we are not building a
6853 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
6855 * Makefile.in (toplev.o): Depend on tree-pass.h.
6857 2007-04-24 Ian Lance Taylor <iant@google.com>
6859 PR tree-optimization/31602
6860 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
6861 conditionals in the copied loop header.
6862 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
6863 warnings if TREE_NO_WARNING is set.
6864 * doc/invoke.texi (Warning Options): Clarify that
6865 -Wstrict-overflow does not warn about loops.
6867 2007-04-24 Janis Johnson <janis187@us.ibm.com>
6869 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
6870 expand on the comment about _Decimal128 arguments and check the
6871 integer result of the modulus operation; for 64-bit ELF ABI, ensure
6872 that _Decimal128 argument uses even/odd register pair.
6873 (function_arg): Ditto.
6875 2007-04-24 Hui-May Chang <hm.chang@apple.com>
6877 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
6878 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
6880 2007-04-24 Richard Guenther <rguenther@suse.de>
6881 Olga Golovanevsky <olga@il.ibm.com>
6883 * fold-const.c (multiple_of_p): Check for bottom
6886 2007-04-24 Richard Henderson <rth@redhat.com>
6888 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
6889 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
6890 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
6891 looking for non-zero bits shifted out. Avoid a recursive call
6892 when constructing the scalar.
6893 (__floatundisf): Likewise.
6895 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
6897 * dwarf2out.c (field_byte_offset): Move the existing logic
6898 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
6899 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
6901 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6904 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
6905 length argument of 0 for memset.
6906 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
6907 unsigned shift instead of the signed variant.
6909 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6911 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
6912 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
6913 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
6914 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
6915 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
6916 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
6917 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
6918 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
6919 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
6920 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
6921 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
6922 "mul<mode>3", "div<mode>3"): Insn definitions added.
6923 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
6924 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
6925 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
6926 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
6927 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
6928 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
6929 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
6930 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
6931 TARGET_FLOAT_FORMAT): Macro definitions removed.
6932 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
6933 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
6934 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
6935 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
6936 (s390_gen_rtx_const_DI): Function removed.
6937 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
6939 2007-04-24 Richard Sandiford <richard@codesourcery.com>
6941 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
6942 over an external ffs function.
6944 2007-04-24 Chao-ying Fu <fu@mips.com>
6945 Richard Sandiford <richard@nildram.co.uk>
6947 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
6948 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
6949 (smadd_widen_optab, umadd_widen_optab): Define.
6950 * optabs.c (init_optabs): Initialize smadd_widen_optab and
6952 * genopinit.c (optabs): Fill in smadd_widen_optab and
6954 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
6955 and umadd_widen_optab to implement multiply-add sequences.
6956 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
6957 (<u>maddsidi4): ...this. Extend condition to include
6958 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6959 of operand 0 to "ka" and use the three-operand form of madd<u>
6961 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
6963 * config/mips/constraints.md (ka): New register constraint.
6965 2007-04-24 Jan Hubicka <j@suse.cz>
6969 2007-04-23 Jan Hubicka <jh@suse.cz>
6970 * function.c (init_function_start): Don't init line number info.
6971 (expand_function_end): Update.
6972 (reset_block_changes, record_block_change, finalize_block_changes,
6973 check_block_change, free_block_changes): Kill.
6974 * function.h (reset_block_changes, record_block_change,
6975 finalize_block_changes, check_block_change, free_block_changes):
6977 (struct function): Remove ib_boundaries_block.
6978 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6979 Use curr_insn_locator to initialize locator.
6980 (emit_line_note): Remove.
6981 * cfgexpand.c (expand_gimple_cond_expr): Update.
6982 (construct_exit_block): Likewise.
6983 (tree_expand_cfg): Initialize/finalize locators.
6984 * expr.c (expand_expr_real): Update.
6985 * cfglayout.c (line_locators_locs, line_locators_lines,
6986 file_locators_locs, file_locators_files): Remove.
6987 (set_block_levels): Move to cfgexpand.c.
6988 (insn_locators_initialize): Remove.
6989 (pass_insn_locators_initialize): Remove.
6990 (locations_locators_locs, locations_locators_vals): New static vars.
6991 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6993 (insn_locators_alloc, insn_locators_finalize,
6994 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6996 (locator_location): New.
6997 (locator_line, locator_file): Rewrite.
6998 * rtl.h (emit_line_note): Kill.
6999 (insn_locators_alloc, insn_locators_finalize,
7000 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7002 * tree-inline.c (initialize_cfun): Do not initialize
7003 ib_boundaries_block.
7004 * passes.c (pass_insn_locators_initialize): Remove.
7006 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7008 * doc/invoke.texi: Removed leading '-' from option index entries.
7010 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7012 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7014 (create_phi_node): Use set_phi_nodes.
7015 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7016 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7017 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7018 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7019 (bsi_start, bsi_last): Use bb_stmt_list.
7020 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7021 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7022 Traverse the statements using tsi iterator.
7023 * basic-block.h (struct basic_block_def): Fields stmt_list
7024 and phi_nodes moved to ...
7025 (struct tree_bb_info): ... new structure.
7026 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7027 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7028 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7029 (tree_verify_flow_info): Verify that il.tree is not set for
7030 entry and exit block.
7031 (tree_split_block): Use set_bb_stmt_list.
7033 2007-04-23 Mike Stump <mrs@apple.com>
7035 * config/i386/i386.c (ix86_tune_features
7036 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7039 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7041 * config/i386/i386.md (prefix_extra): New attribute.
7042 (length): Add prefix_extra.
7044 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7045 (sse2_movntv2di): Likewise.
7046 (sse2_cvtps2dq): Likewise.
7047 (sse2_cvtpd2pi): Likewise.
7048 (sse2_cvttpd2pi): Likewise.
7049 (*sse2_cvtpd2ps): Likewise.
7050 (*add<mode>3): Likewise.
7051 (sse2_ssadd<mode>3): Likewise.
7052 (sse2_usadd<mode>3): Likewise.
7053 (*sub<mode>3): Likewise.
7054 (sse2_sssub<mode>3): Likewise.
7055 (sse2_ussub<mode>3): Likewise.
7056 (*mulv8hi3): Likewise.
7057 (*smulv8hi3_highpart): Likewise.
7058 (*umulv8hi3_highpart): Likewise.
7059 (sse2_umulv2siv2di3): Likewise.
7060 (sse2_pmaddwd): Likewise.
7061 (ashr<mode>3): Likewise.
7062 (lshr<mode>3): Likewise.
7063 (ashl<mode>3): Likewise.
7064 (sse2_ashlti3): Likewise.
7065 (sse2_lshrti3): Likewise.
7066 (*umaxv16qi3): Likewise.
7067 (*smaxv8hi3): Likewise.
7068 (*uminv16qi3): Likewise.
7069 (*sminv8hi3): Likewise.
7070 (sse2_eq<mode>3): Likewise.
7071 (sse2_gt<mode>3): Likewise.
7072 (*and<mode>3): Likewise.
7073 (sse2_nand<mode>3): Likewise.
7074 (*ior<mode>3): Likewise.
7075 (*xor<mode>3): Likewise.
7076 (sse2_packsswb): Likewise.
7077 (sse2_packssdw): Likewise.
7078 (sse2_packuswb): Likewise.
7079 (sse2_punpckhbw): Likewise.
7080 (sse2_punpcklbw): Likewise.
7081 (sse2_punpckhwd): Likewise.
7082 (sse2_punpcklwd): Likewise.
7083 (sse2_punpckhdq): Likewise.
7084 (sse2_punpckldq): Likewise.
7085 (sse2_punpckhqdq): Likewise.
7086 (sse2_punpcklqdq): Likewise.
7087 (*sse2_pinsrw): Likewise.
7088 (*sse2_pextrw): Likewise.
7089 (sse2_pshufd_1): Likewise.
7090 (sse2_uavgv16qi3): Likewise.
7091 (sse2_uavgv8hi3): Likewise.
7092 (sse2_psadbw): Likewise.
7093 (sse2_pmovmskb): Likewise.
7094 (*sse2_maskmovdqu): Likewise.
7095 (*sse2_maskmovdqu_rex64): Likewise.
7096 (sse4a_extrqi): Likewise.
7097 (sse4a_extrq): Likewise.
7098 (sse3_lddqu): Set prefix_rep.
7099 (sse3_addsubv4sf3): Likewise.
7100 (sse3_haddv4sf3): Likewise.
7101 (sse3_hsubv4sf3): Likewise.
7102 (sse_cvtss2si): Likewise.
7103 (sse_cvtss2si_2): Likewise.
7104 (sse_cvtss2siq): Likewise.
7105 (sse_cvtss2siq_2): Likewise.
7106 (sse_cvttss2si): Likewise.
7107 (sse_cvttss2siq): Likewise.
7108 (sse2_cvttps2dq): Likewise.
7109 (sse3_movshdup): Likewise.
7110 (sse3_movsldup): Likewise.
7111 (sse2_cvtsd2si): Likewise.
7112 (sse2_cvtsd2si_2): Likewise.
7113 (sse2_cvtsd2siq): Likewise.
7114 (sse2_cvtsd2siq_2): Likewise.
7115 (sse2_cvttsd2si): Likewise.
7116 (sse2_cvttsd2siq): Likewise.
7117 (*sse2_cvtpd2dq): Likewise.
7118 (*sse2_cvttpd2dq): Likewise.
7119 (sse2_pshuflw_1): Likewise.
7120 (sse2_pshufhw_1): Likewise.
7121 (sse4a_insertqi): Likewise.
7122 (sse4a_insertq): Likewise.
7123 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7124 (ssse3_phadddv4si3): Likewise.
7125 (ssse3_phaddswv8hi3): Likewise.
7126 (ssse3_phsubwv8hi3): Likewise.
7127 (ssse3_phsubdv4si3): Likewise.
7128 (ssse3_phsubswv8hi3): Likewise.
7129 (ssse3_pmaddubswv8hi3): Likewise.
7130 (ssse3_pmulhrswv8hi3): Likewise.
7131 (ssse3_pshufbv16qi3): Likewise.
7132 (ssse3_psign<mode>3): Likewise.
7133 (ssse3_palignrti): Likewise.
7134 (abs<mode>2): Likewise.
7135 (ssse3_phaddwv4hi3): Set prefix_extra.
7136 (ssse3_phadddv2si3): Likewise.
7137 (ssse3_phaddswv4hi3): Likewise.
7138 (ssse3_phsubwv4hi3): Likewise.
7139 (ssse3_phsubdv2si3): Likewise.
7140 (ssse3_phsubswv4hi3): Likewise.
7141 (ssse3_pmaddubswv4hi3): Likewise.
7142 (ssse3_pmulhrswv4hi3): Likewise.
7143 (ssse3_pshufbv8qi3): Likewise.
7144 (ssse3_psign<mode>3): Likewise.
7145 (ssse3_palignrdi): Likewise.
7146 (abs<mode>2): Likewise.
7147 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7148 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7149 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7151 2007-04-23 Nick Clifton <nickc@redhat.com>
7153 * params.def: Fix formatting of emacs local variables.
7155 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7157 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7158 move if inter-unit move isn't allowed.
7159 Don't split moving the first element of V2DI to DI to inter-unit
7160 move if inter-unit move isn't allowed.
7162 2007-04-23 Richard Guenther <rguenther@suse.de>
7164 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7165 and CDI_POST_DOMINATORS separately.
7167 2007-04-23 Nick Clifton <nickc@redhat.com>
7169 * c.opt (Wformat-contains-nul): Add warning attribute.
7171 2007-04-23 Jan Hubicka <jh@suse.cz>
7173 * function.c (init_function_start): Don't init line number info.
7174 (expand_function_end): Update.
7175 (reset_block_changes, record_block_change, finalize_block_changes,
7176 check_block_change, free_block_changes): Kill.
7177 * function.h (reset_block_changes, record_block_change,
7178 finalize_block_changes, check_block_change, free_block_changes):
7180 (struct function): Remove ib_boundaries_block.
7181 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7182 Use curr_insn_locator to initialize locator.
7183 (emit_line_note): Remove.
7184 * cfgexpand.c (expand_gimple_cond_expr): Update.
7185 (construct_exit_block): Likewise.
7186 (tree_expand_cfg): Initialize/finalize locators.
7187 * expr.c (expand_expr_real): Update.
7188 * cfglayout.c (line_locators_locs, line_locators_lines,
7189 file_locators_locs, file_locators_files): Remove.
7190 (set_block_levels): Move to cfgexpand.c.
7191 (insn_locators_initialize): Remove.
7192 (pass_insn_locators_initialize): Remove.
7193 (locations_locators_locs, locations_locators_vals): New static vars.
7194 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7196 (insn_locators_alloc, insn_locators_finalize,
7197 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7199 (locator_location): New.
7200 (locator_line, locator_file): Rewrite.
7201 * rtl.h (emit_line_note): Kill.
7202 (insn_locators_alloc, insn_locators_finalize,
7203 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7205 * tree-inline.c (initialize_cfun): Do not initialize
7206 ib_boundaries_block.
7207 * passes.c (pass_insn_locators_initialize): Remove.
7209 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7212 * expr.c (reduce_to_bit_field_precision): Handle
7215 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7217 PR tree-optimization/24659
7218 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7219 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7220 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7221 * genopinit.c (optabs): Rename vec_pack_mod_optab
7222 to vec_pack_trunc_optab.
7223 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7224 early for scalar floating point operands for NOP_EXPR.
7225 (vectorizable_type_promotion): Ditto.
7226 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7227 vec_pack_trunc_optab.
7228 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7230 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7231 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7232 Rename from VEC_PACK_MOD_EXPR.
7233 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7234 * expr.c (expand_expr_real_1): Ditto.
7235 * tree-inline.c (estimate_num_insns_1): Ditto.
7236 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7238 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7239 (vec_unpacks_lo_v4sf): Ditto.
7240 (vec_pack_trunc_v2df): Ditto.
7241 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7242 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7243 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7245 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7247 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7249 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7250 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7251 packing of floating point operands.
7252 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7253 represent unpacking of floating point operands.
7254 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7255 [vec_unpacks_hi]: Ditto.
7256 [vec_unpacks_lo]: Ditto.
7258 2007-04-22 Jan Hubicka <jh@suse.cz>
7260 * final.c (rest_of_handle_final): Call
7261 targetm.asm_out.constructor/targetm.asm_out.destructor
7262 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
7263 proper priority via decl_*_priority_insert.
7264 * c-common.c (c_expand_body): Likewise.
7266 2007-04-22 Richard Guenther <rguenther@suse.de>
7268 PR tree-optimization/29789
7269 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
7270 (rewrite_reciprocal): New helper split out from
7271 determine_invariantness_stmt.
7272 (rewrite_bittest): Likewise.
7273 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
7274 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
7277 2007-04-22 Revital Eres <eres@il.ibm.com>
7279 * loop-unroll.c (var_to_expand): New field to support also
7280 insns of the form x = something + x.
7281 (analyze_insn_to_expand_var): Use it.
7282 (expand_var_during_unrolling): Likewise.
7284 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7286 * predict.c: Include pointer-set.h.
7287 (bb_predictions): New variable.
7288 (tree_predicted_by_p, tree_predict_edge,
7289 remove_predictions_associated_with_edge): Use bb_predictions map
7290 instead of bb->predictions.
7291 (clear_bb_predictions, assert_is_empty): New functions.
7292 (combine_predictions_for_bb): Use bb_predictions map. Call
7293 clear_bb_predictions.
7294 (tree_estimate_probability): Create and free bb_predictions map.
7295 * Makefile.in (predict.o): Add pointer-set.h dependency.
7296 * basic-block.h (struct basic_block_def): Remove predictions
7298 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
7300 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
7303 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
7306 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7308 * timevar.c (timevar_print): Change reference of --disable-checking to
7309 --enable-checking=release. Also warn if assert checking is disabled.
7311 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7314 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
7315 decl as addressable if the compound literal was marked as
7317 Mark the decl as a gimple register if it is a complex or
7318 vector decl and does not live in memory.
7320 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7322 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
7323 (GENERIC_NEXT): New function macro.
7324 (PHI_CHAIN): Use phi_node's new chain variable.
7325 (tree_phi_node): Change tree_common to tree_base
7326 and add the chain field.
7327 * tree-phinodes.c (make_phi_node): Don't set
7328 TREE_TYPE on the new node.
7329 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
7330 instead of checking GIMPLE_TUPLE_P in chain_next.
7331 * tree-vect-transform.c
7332 (get_initial_def_for_induction): Look at
7333 PHI_RESULT_TREE for the type of the phi node.
7334 (update_vuses_to_preheader): Use PHI_CHAIN
7335 instead of TREE_CHAIN on the phi node.
7336 * tree-ssa-structalias.c (compute_points_to_sets):
7338 (ipa_pta_execute): Likewise.
7340 2007-04-21 Richard Guenther <rguenther@suse.de>
7343 * fold-const.c (fold_unary): Call fold_convert_const on the
7346 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
7348 * gcse.c (store_killed_in_insn): Handle PARALLELs.
7349 (store_killed_in_pat): New.
7351 2007-04-20 Richard Henderson <rth@redhat.com>
7354 * config/i386/i386.c (type_has_variadic_args_p): Look for any
7355 TREE_LIST with a void_type_node value, not void_list_node exactly.
7357 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
7359 * doc/standards.texi: Re-arrange into language-specific
7360 subsections. Add a C++ section, documenting which standards we
7363 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7365 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
7366 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
7368 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
7370 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
7371 ecrti.o and crtbegin.o.
7372 (LIB_DEFAULT_SPEC): Include -lc.
7373 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
7375 2007-04-20 Richard Henderson <rth@redhat.com>
7378 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
7379 argument; update all callers.
7380 (get_unaligned_offset): New.
7381 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
7382 get_unaligned_address, just pass on the address directly.
7383 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
7384 the subreg in the helper patterns.
7385 (unaligned_extendqidi_le): Use get_unaligned_offset.
7386 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
7387 (unaligned_extendhidi_be): Likewise.
7388 (unaligned_extendhidi): Tidy.
7389 * config/alpha/alpha-protos.h: Update.
7391 2007-04-20 Richard Henderson <rth@redhat.com>
7393 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
7394 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
7395 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
7396 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7397 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7398 (CPP_SPEC): Don't include %(cpp_subtarget).
7399 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
7400 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7401 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
7403 2007-04-20 Jakub Jelinek <jakub@redhat.com>
7405 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
7406 for __builtin_ia32_cmpordss.
7408 PR tree-optimization/31632
7409 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
7410 and arg1 for optimizations of comparison against min/max values.
7411 Fold arg0 to arg1's type for optimizations of comparison against
7412 min+1 and max-1 values.
7414 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
7416 * reload.c (combine_reloads): When trying to use a dying register,
7417 check whether it's uninitialized and don't use if so.
7419 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
7421 * fold-const.c: Remove prototypes for native_encode_expr and
7422 native_interpret_expr.
7423 (native_encode_expr): Make non-static.
7424 (native_interpret_expr): Likewise.
7425 * tree.h: Add prototypes for the above.
7427 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7429 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
7430 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
7431 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
7432 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
7433 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
7434 Add length attributes.
7436 2007-04-19 Janis Johnson <janis187@us.ibm.com>
7438 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
7441 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
7442 __STDC_WANT_DEC_FP__.
7444 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7446 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
7447 for long double compatibility.
7448 * configure: Regenerate.
7450 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
7452 PR rtl-optimization/29841
7453 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
7455 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
7456 that may cause control flow transfer from being moved.
7458 2007-04-18 Jan Hubicka <jh@suse.cz>
7460 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
7463 2007-04-18 Eric Christopher <echristo@apple.com>
7465 * config/rs6000/darwin.md (load_macho_picbase): Use link register
7466 only. Update operands.
7467 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
7468 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
7469 link register to pic register.
7471 2007-04-18 Dirk Mueller <dmueller@suse.de>
7474 * tree-vrp.c (search_for_addr_array): New.
7475 (check_array_bounds): Suppress warning about
7476 address taken of array refs if its not de-referenced.
7478 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7480 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
7481 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
7483 * tree-vectorizer.h (NITERS_KNOWN_P): New.
7484 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
7485 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
7487 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
7489 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
7491 (vect_analyze_scalar_cycles): Fix indentation.
7492 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
7493 (vect_mark_relevant): Include phis in relevance analysis.
7495 * tree-vect-transform.c (vect_transform_loop): Add an assert.
7497 2007-04-18 Anatoly Sokolov <aesok@post.ru>
7499 * config/avr/avr.c (ptrreg_to_str): Replace error() with
7500 output_operand_lossage().
7502 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7504 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
7505 the unused code for reduction without adjust-in-epilog to simplify the
7508 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
7510 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
7511 (S390_TDC_NEGATIVE_ZERO): New constant.
7512 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
7513 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
7514 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
7515 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
7516 (S390_TDC_POSITIVE_INFINITY): New constant.
7517 (S390_TDC_NEGATIVE_INFINITY): New constant.
7518 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
7519 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
7520 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
7521 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
7522 (S390_TDC_INFINITY): New constant.
7523 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
7524 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
7525 optimization for UNSPEC_CCZ_TO_INT.
7526 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
7527 ("*ccz_to_int"): New insn.
7528 ("isinf<mode>2"): New insn.
7529 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
7530 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
7531 (UNSPEC_CCZ_TO_INT): New constant.
7533 2007-04-18 Richard Guenther <rguenther@suse.de>
7535 PR tree-optimization/19431
7536 PR tree-optimization/21463
7537 * tree-pass.h (pass_phiprop): Declare.
7538 * passes.c (init_optimization_passes): New phiprop pass.
7539 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
7540 (phivn_valid_p): New helper function.
7541 (phiprop_insert_phi): Likewise.
7542 (propagate_with_phi): Likewise.
7543 (tree_ssa_phiprop): New propagator propagating loads
7544 through phi nodes if profitable.
7546 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7548 * tree-vect-analyze.c (process_use): New function.
7549 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
7550 Check phis in all bbs.
7551 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
7554 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
7556 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
7559 2007-04-17 Anatoly Sokolov <aesok@post.ru>
7562 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
7565 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
7567 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
7569 (sse_vmmulv4sf3): Likewise.
7570 (sse2_vmaddv2df3): Likewise.
7571 (sse2_vmmulv2df3): Likewise.
7573 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
7575 PR rtl-optimization/31360
7576 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
7577 (target_reg_cost): New.
7578 (init_set_costs): Initialize target_reg_cost. Add comments
7579 regarding the rationale of the costs.
7580 (global_cost_for_size): Renamed to...
7581 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
7582 of register pressure.
7583 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
7584 estimate_reg_pressure_cost. Add number of ivs.
7585 (determine_set_costs): Dump target_reg_cost.
7586 * loop-invariant.c (gain_for_invariant): Use
7587 estimate_reg_pressure_cost. Removed n_inv_uses argument.
7588 (best_gain_for_invariant, find_invariants_to_move): Remove
7590 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
7591 (target_reg_cost): Declare.
7592 (global_cost_for_size): Declaration removed.
7593 (estimate_reg_pressure_cost): Declare.
7595 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
7597 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
7598 regnos into even/odd register pairs.
7599 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
7600 TDmode similar to the other floating point modes.
7601 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
7602 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
7604 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
7605 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
7606 (movdd_hardfloat64): Use TARGET_MFPGPR.
7608 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
7610 * reload1.c (delete_output_reload): Don't count output in n_inherited.
7613 2005-01-05 Richard Henderson <rth@redhat.com>
7615 * reload1.c (do_input_reload): Restrict the optimization deleteing
7616 a previous output reload to RELOAD_FOR_INPUT.
7618 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
7620 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
7621 induc_vec_info_type.
7622 (vectorizable_induction): New function declaration.
7623 * tree-vect-transform.c (get_initial_def_for_induction): No need to
7624 check if already vectorized. Find first place in BB where new stmts
7625 can be inserted. Takes only one argument.
7626 (vectorizable_induction): New function.
7627 (vect_transform_stmt): Add case for induc_vec_info_type to call
7628 vectorizable_induction.
7629 (vect_transform_loop): Consider phis for vectorization.
7630 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
7632 (analyze_operations): Call vectorizable_induction when analyzing phis.
7634 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
7635 (vect_mark_relevant): Include phis in relevance analysis.
7636 (vect_mark_stmts_to_be_vectorize): Likewise.
7637 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
7639 2007-04-16 Lawrence Crowl <crowl@google.com>
7641 * doc/invoke.texi (Debugging Options): Add documentation for the
7642 -femit-struct-debug options -femit-struct-debug-baseonly,
7643 -femit-struct-debug-reduced, and
7644 -femit-struct-debug-detailed[=...].
7646 * c-opts.c (c_common_handle_option): Add
7647 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
7648 and OPT_femit_struct_debug_detailed_.
7649 * c.opt: Add specifications for
7650 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
7651 and -femit-struct-debug-detailed[=...].
7652 * opts.c (set_struct_debug_option): Parse the
7653 -femit-struct-debug-... options.
7654 * opts.c (matches_main_base, main_input_basename,
7655 main_input_baselength, base_of_path, matches_main_base): Add
7656 variables and functions to compare header base name to compilation
7658 * opts.c (should_emit_struct_debug): Add to determine to emit a
7659 structure based on the option.
7660 (dump_struct_debug) Also disabled function to debug this
7662 * opts.c (handle_options): Save the base name of the
7665 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
7666 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
7667 This hook indicates if a type is generic. Set it by default
7669 * langhooks.h (struct lang_hooks_for_types): Add a new hook
7670 to determine if a struct type is generic or not.
7671 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
7672 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
7673 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
7676 * flags.h (enum debug_info_usage): Add an enumeration to describe
7677 a program's use of a structure type.
7678 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
7679 to indicate the program's usage of the type. Filter structs based
7680 on the -femit-struct-debug-... specification.
7681 (gen_type_die): Split into two routines, gen_type_die and
7682 gen_type_die_with_usage. gen_type_die is now a wrapper
7683 that assumes direct usage.
7684 (gen_type_die_with_usage): Replace calls to gen_type_die
7685 with gen_type_die_with_usage adding the program usage of
7686 the referenced type.
7687 (dwarf2out_imported_module_or_decl): Suppress struct debug
7688 information using should_emit_struct_debug when appropriate.
7690 2007-04-16 Ian Lance Taylor <iant@google.com>
7692 PR tree-optimization/31522
7693 * tree-vrp.c (vr_phi_edge_counts): New static variable.
7694 (vrp_initialize): Allocate vr_phi_edge_counts.
7695 (vrp_visit_phi_node): Don't push to infinity if we saw a new
7696 executable edge. Drop test for all constants.
7697 (vrp_finalize): Free vrp_phi_edge_counts.
7699 * doc/cpp.texi (Common Predefined Macros): Clarify description of
7700 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7702 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
7703 predecessors at head rather than tail.
7705 2007-04-16 Matthias Klose <doko@debian.org>
7707 * config/alpha/linux.h (CPP_SPEC): Define.
7708 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
7710 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
7712 * function.h: Remove sequence_stack extern declaration.
7714 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7716 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
7718 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
7721 2007-04-16 Anatoly Sokolov <aesok@post.ru>
7723 * config/avr/avr.c (avr_arch_types): Rearranging array.
7724 (enum avr_arch): Add.
7725 (avr_mcu_types): Use avr_arch enumeration constants instead of
7727 * config/avr/avr.h (LINK_SPEC): Simplify.
7729 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7731 * config/m68k/m68k.c (m68k_libcall_value,
7732 m68k_function_value): Use macros for register names more.
7734 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
7736 (M68K_REGNAME): Use A6_REG.
7737 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
7739 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7742 * sched-int.h (struct deps): Split field 'pending_lists_length' into
7743 'pending_read_list_length' and 'pending_write_list_length'. Update
7745 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
7746 to handle two length counters instead of one. Update all uses.
7747 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
7748 two length counters instead of one.
7749 * sched-rgn.c (propagate_deps): Update to handle two length counters
7752 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
7755 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
7756 copy of source, pass it to ix86_expand_vector_set and return
7759 2007-04-16 David Ung <davidu@mips.com>
7760 Joseph Myers <joseph@codesourcery.com>
7762 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
7763 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
7764 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7765 Add 74K processor information.
7766 * config/mips/mips.md: Include 74k.md.
7767 (cpu): Add 74kc,74kf,74kx.
7768 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
7769 * config/mips/74k.md: New.
7770 * doc/invoke.texi (MIPS Options): Document 74K support.
7772 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
7774 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
7775 vectorizable_* functions.
7776 * tree-vect-transform.c (vectorizable_call): Add check for
7777 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
7778 (vectorizable_store): likewise.
7779 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
7781 (vectorizable_operation, vectorizable_type_demotion): Likewise.
7782 (vectorizable_type_promotion, vectorizable_load): Likewise.
7783 (vectorizable_live_operation, vectorizable_condition): Likewise.
7784 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
7786 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
7788 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7790 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
7791 register numbers more.
7792 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
7793 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
7794 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
7795 FUNCTION_VALUE_REGNO_P): Likewise.
7796 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
7797 STATIC_CHAIN_REGNUM): Likewise.
7798 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
7799 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
7800 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
7801 * config/m68k/m68k.md (FP_REG): New.
7803 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7805 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
7808 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7810 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
7811 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
7814 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7816 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
7819 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7822 * c-decl.c (finish_decl): Grab the type of the decl after the call
7823 to store_init_value.
7825 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
7827 * common.opt (fforward-propagate): Fix "Optimization" annotation.
7829 2007-04-14 Jakub Jelinek <jakub@redhat.com>
7832 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
7833 dominators, post dominators and cleanup cfg before returning.
7835 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
7837 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
7838 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
7840 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
7842 * config.gcc: Recognize fido.
7843 * config/m68k/m68k-devices.def (fidoa): New.
7844 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
7846 (FL_FIDOA, TARGET_FIDOA): New.
7847 * config/m68k/m68k.opt (mfidoa): New.
7849 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7852 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
7853 when a personality function is used.
7855 2007-04-13 Bob Wilson <bob.wilson@acm.org>
7857 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
7859 2007-04-13 Mike Stump <mrs@apple.com>
7861 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
7863 * config/darwin.opt (fapple-kext): Make C++ only.
7864 * config/darwin.c (darwin_override_options): Remove code to ensure
7865 -fapple-kext is given for C++ only.
7867 2007-04-13 Richard Sandiford <richard@codesourcery.com>
7869 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
7870 * config/mips/mips.c (override_options): Call
7871 SUBTARGET_OVERRIDE_OPTIONS, if defined.
7873 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7875 * config/i386/i386.opt (msvr3-shlib): Removed.
7877 * doc/invoke.texi: Remove -msvr3-shlib.
7879 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7881 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
7882 with "popcnt" instruction.
7884 2007-04-13 Richard Guenther <rguenther@suse.de>
7886 PR tree-optimization/21258
7887 * tree-vrp.c (compare_case_labels): New helper.
7888 (find_switch_asserts): New function.
7889 (find_assert_locations): Call it for SWITCH_EXPRs.
7891 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
7893 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
7894 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
7895 check is now implied in X87_FLOAT_MODE_P.
7896 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7897 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7898 (fix_trunc<mode>_i386_fisttp): Ditto.
7899 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7900 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7901 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7902 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7903 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7904 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7905 (unnamed_splitters): Ditto.
7906 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
7907 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
7908 FIRST_SSE_REG for local functions when SSE math is enabled or
7909 for functions with sseregparm attribute.
7910 (standard_80387_constant_p): Return -1 if mode is not
7912 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
7913 (ix86_expand_compare): Ditto.
7914 (ix86_expand_carry_flag_compare): Ditto.
7915 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
7916 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
7917 DECIMAL_FLOAT_MODE_P.
7918 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
7919 of SCALAR_FLOAT_MODE_P.
7920 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
7921 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
7922 checks before FLOAT_MODE_P.
7923 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
7924 before FLOAT_MODE_P.
7929 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
7931 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
7932 Charles Wilson <libtool@cwilson.fastmail.fm>
7934 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
7935 (libgcc.mvars): Don't depend on them.
7936 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
7937 * exec-tool.in: New.
7939 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
7941 * doc/invoke.text (--help): Document --help=common.
7943 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
7945 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
7947 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7949 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
7950 * genemit.c (main): Emit #include "integrate.h".
7951 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
7952 (LOADGP_RTP): New mips_loadgp_style.
7953 * config/mips/mips.h: Include config/vxworks-dummy.h.
7954 (TARGET_RTP_PIC): New macro.
7955 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
7956 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
7957 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
7959 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
7960 -mvxworks-pic when using -mrtp and a PIC option.
7961 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
7963 (mips_symbolic_constant_p, mips_symbolic_address_p)
7964 (mips_symbol_insns): Handle SYMBOL_HALF.
7965 (override_options): Warn about -G and -mrtp being used together.
7966 Initialize mips_lo_relocs[SYMBOL_HALF].
7967 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
7968 (mips_emit_loadgp): Handle LOADGP_RTP.
7969 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
7970 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
7971 (tablejump): Handle function-relative case table entries if
7973 * config/mips/predicates.md (symbol_ref_operand): New predicate.
7975 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7977 * config/mips/mips.md (load_call<mode>): Allow any general register.
7979 (sibcall_value_internal, sibcall_value_multiple_internal)
7980 (call_value_internal, call_value_split, call_value_multiple_internal)
7981 (call_value_multiple_split): Remove constraints from operand 0.
7983 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7985 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
7986 rather than loadgp_noshared.
7987 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
7988 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
7990 * config/mips/mips.md (loadgp): Rename to...
7991 (loadgp_newabi): ...this.
7992 (loadgp_noshared): Rename to...
7993 (loadgp_absolute): ...this.
7995 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7997 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
7998 false for locally-binding symbols.
7999 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8001 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8003 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8004 (SYMBOL_GOT_PAGE_OFST): ...this.
8005 (SYMBOL_GOT_GLOBAL): Rename to...
8006 (SYMBOL_GOT_DISP): ...this.
8007 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8008 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8009 * config/mips/mips.c (mips_global_symbol_p): New function.
8010 (mips_symbol_binds_local_p): Likewise.
8011 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8012 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8013 mips_global_symbol_p and mips_symbol_binds_local_p.
8014 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8015 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8016 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8018 (mips_ok_for_lazy_binding_p): New function.
8019 (mips_load_call_address, mips_expand_call): Use it.
8020 (mips_dangerous_for_la25_p): Likewise.
8021 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8022 (*got_disp<mode>): Use got_disp_operand instead of
8023 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8024 SYMBOL_GOTOFF_GLOBAL.
8025 (*got_page<mode>): Use got_page_ofst_operand instead of
8027 * config/mips/predicates.md (const_call_insn_operand): Use
8028 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8029 (global_got_operand): Rename to...
8030 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8032 (local_got_operand): Rename to...
8033 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8034 of SYMBOL_GOT_LOCAL.
8036 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8038 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8039 TARGET_CALL_CLOBBERED_GP.
8040 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8041 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8042 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8043 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8044 of TARGET_ABICALLS && !TARGET_NEWABI.
8045 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8046 * config/mips/mips.c (mips_load_call_address): Check
8047 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8048 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8049 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8050 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8051 TARGET_ABICALLS && TARGET_NEWABI.
8052 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8054 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8055 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8056 TARGET_ABICALLS && TARGET_NEWABI.
8057 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8058 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8059 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8060 whether indirect calls must use $25.
8061 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8063 * config/mips/mips.md (jal_macro): Check flag_pic and
8064 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8065 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8066 instead of TARGET_ABICALLS.
8067 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8068 TARGET_ABICALLS && TARGET_OLDABI.
8069 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8070 (sibcall): In the comment above the define_insn, mention
8071 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8072 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8073 instead of TARGET_ABICALLS.
8075 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8077 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8078 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8079 (MACFLAGS_MATCH_P): New macro.
8080 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8081 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8082 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8083 the other MACFLAG constants.
8084 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8085 (flag_machi): Tighten constraints. Renumber some of the operands.
8086 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8088 (flag_machi_parts_acconly): New pattern.
8089 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8091 (flag_macinit1hi): Tighten constraints.
8092 (flag_mul_macv2hi_parts_acconly): New pattern.
8094 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8095 Use a more efficient implementation.
8096 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8097 inline sequences when not optimizing for size.
8099 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8100 movhi_high2low): Delete, merge functionality into...
8101 (packv2hi): ... this pattern.
8103 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8104 * config/bfin/bfin.opt (msim): New option.
8105 (mcpu=): New option.
8106 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8107 (bfin_cpu_t): Typedef of enum bfin_cpu.
8108 (bfin_cpu_type): New declaration.
8109 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8110 -msim and -mcpu= options.
8111 (LIB_SPEC): Likewise.
8112 * config/bfin/bfin.c (bfin_cpu_type): Define.
8113 (bfin_handle_option): Handle -mcpu= option.
8114 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8115 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8116 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8118 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8120 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8121 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8122 (powerpc-wrs-vxworksae): Use ${tm_file}.
8123 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8124 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8125 * config/i386/vx-common.h: New file.
8127 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8129 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8132 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8134 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8137 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8141 * c-common.c (c_build_qualified_type): Set canonical type
8144 2007-04-12 Richard Guenther <rguenther@suse.de>
8146 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8147 lower bound and element size if lower bound is not zero
8148 or either of the ARRAY_REF operands is set.
8150 2007-04-12 Richard Guenther <rguenther@suse.de>
8152 PR tree-optimization/24689
8153 PR tree-optimization/31307
8154 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8156 * gimplify.c (canonicalize_addr_expr): To be consistent with
8157 gimplify_compound_lval only set operands two and three of
8158 ARRAY_REFs if they are not gimple_min_invariant. This makes
8159 it never at this place.
8160 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8162 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8164 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8165 null before emitting a .nsubspa directive.
8167 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8169 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8170 need_to_partition_p if there are no memory statements in the
8173 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8175 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8176 (gcd_of_steps_may_divide_p): New function.
8177 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8179 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8181 * reload.c (find_reloads_toplev, find_reloads_address,
8182 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8183 not a pointer equality test, to decide if we need to call
8184 push_reg_equiv_alt_mem.
8186 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8188 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8189 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8191 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8193 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8195 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8196 vector to be positive.
8198 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8202 * doc/invoke.texi: Document --params max-aliased-vops and
8204 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8205 debug_memory_partitions): Move to tree-flow.h
8206 * params.h (AVG_ALIASED_VOPS): Define.
8207 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8209 (mp_info_t): Likewise.
8210 (get_mem_sym_stats_for): New.
8211 (set_memory_partition): Move from tree-flow-inline.h.
8212 (mark_non_addressable): Only clear the set of symbols for the
8213 partition if it exists.
8214 (dump_memory_partitions): Move from tree-ssa-operands.c
8215 (debug_memory_partitions): Likewise.
8216 (need_to_partition_p): New.
8217 (dump_mem_ref_stats): New.
8218 (debug_mem_ref_stats): New.
8219 (dump_mem_sym_stats): New.
8220 (debug_mem_sym_stats): New.
8221 (update_mem_sym_stats_from_stmt): New.
8222 (compare_mp_info_entries): New.
8223 (mp_info_cmp): Call it.
8224 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8226 (get_mpt_for): Move from tree-ssa-operands.c.
8227 (find_partition_for): New.
8228 (create_partition_for): Remove.
8229 (estimate_vop_reduction): New.
8230 (update_reference_counts): New.
8231 (build_mp_info): New.
8232 (compute_memory_partitions): Refactor.
8233 Document new heuristic.
8234 Call build_mp_info, update_reference_counts,
8235 find_partition_for and estimate_vop_reduction.
8236 (compute_may_aliases): Populate virtual operands before
8237 calling debugging dumps.
8238 (delete_mem_sym_stats): New.
8239 (delete_mem_ref_stats): New.
8240 (init_mem_ref_stats): New.
8241 (init_alias_info): Call it.
8242 (maybe_create_global_var): Remove alias_info argument.
8243 Get number of call sites and number of pure/const call sites
8244 from gimple_mem_ref_stats().
8245 (dump_alias_info): Call dump_memory_partitions first.
8246 (dump_points_to_info_for): Show how many times a pointer has
8248 * opts.c (decode_options): For -O2 set --param
8249 max-aliased-vops to 500.
8250 For -O3 set --param max-aliased-vops to 1000 and --param
8251 avg-aliased-vops to 3.
8252 * fortran/options.c (gfc_init_options): Remove assignment to
8254 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8255 * tree-dfa.c (dump_variable): Dump memory reference
8257 Dump NO_ALIAS* settings.
8258 (referenced_var_lookup): Tidy.
8259 (mem_sym_stats): New.
8260 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
8261 and ORIG are different SSA names for a memory partition.
8262 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
8263 * tree-flow.h (struct mem_sym_stats_d): Define.
8264 (mem_sym_stats_t): Define.
8265 (struct mem_ref_stats_d): Define.
8266 (struct gimple_df): Add field mem_ref_stats.
8267 (enum noalias_state): Define.
8268 (struct var_ann_d): Add bitfield noalias_state.
8269 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
8270 debug_mem_ref_stats, debug_memory_partitions,
8271 debug_mem_sym_stats): Declare.
8272 * tree-ssa-structalias.c (update_alias_info): Update call
8273 sites, pure/const call sites and asm sites in structure
8274 returned by gimple_mem_ref_stats.
8275 Remove local variable IS_POTENTIAL_DEREF.
8276 Increase NUM_DEREFS if the memory expression is a potential
8278 Call update_mem_sym_stats_from_stmt.
8279 If the memory references memory, call
8280 update_mem_sym_stats_from_stmt for all the direct memory
8281 symbol references found.
8282 (intra_create_variable_infos): Set noalias_state field for
8283 pointer arguments according to the value of
8284 flag_argument_noalias.
8285 * tree-ssa-structalias.h (struct alias_info): Remove fields
8286 num_calls_found and num_pure_const_calls_found.
8287 (update_mem_sym_stats_from_stmt): Declare.
8288 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
8289 Set default value to 100.
8290 (PARAM_AVG_ALIASED_VOPS): Define.
8292 2007-04-11 Richard Guenther <rguenther@suse.de>
8295 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
8296 a * -b + c as c - a * b if we honor sign dependent rounding.
8298 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8300 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
8302 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
8303 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
8305 (initialize_trampoline): Don't use old-style function definition.
8306 (bfin_secondary_reload): Mark IN_P argument as unused.
8308 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8310 PR tree-optimization/31343
8311 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
8312 (build_polynomial_chrec): Return a scalar when the evolution is zero.
8313 * testsuite/gcc.dg/vect/pr31343.c: New.
8315 2007-04-10 Eric Christopher <echristo@apple.com>
8317 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
8318 * config/i386/i386.md (*cmpfp0): Use.
8319 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8320 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8321 (fix_trunc<mode>_i386_fisttp): Ditto.
8322 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8323 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8324 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8325 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8326 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8327 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8328 (unnamed_splitters): Ditto.
8329 * config/i386/i386.c (output_fix_trunc): Assert that
8330 we're not being passed a TFmode operand.
8332 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
8334 PR tree-optimization/31526
8335 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
8336 n_basic_blocks to find newly added blocks.
8338 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
8340 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
8342 (fix_trunc<mode>si_sse): Ditto.
8343 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
8344 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
8345 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
8346 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
8347 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
8348 expander using SSEMODEF mode macro.
8349 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
8350 expander using SSEMODEF mode macro.
8351 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
8352 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
8353 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
8354 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
8355 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
8356 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
8357 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
8358 Macroize insn using X87MODEF mode macro.
8360 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
8362 * config/i386/sse.md (sse2_pinsrw): Removed.
8363 (sse2_pextrw): Renamed to ...
8364 (*sse2_pextrw): This.
8366 2007-04-09 Jan Hubicka <jh@suse.cz>
8369 * config/i386/sse.md
8370 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
8371 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
8372 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
8373 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
8375 2007-04-09 Jan Hubicka <jh@suse.cz>
8377 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
8378 multiple fields of union.
8380 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
8382 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
8383 (create_preheaders): Check that loops are available.
8384 (fix_loop_structure): Clean up, improve comments.
8385 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
8386 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
8388 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
8389 * predict.c (tree_estimate_probability): Do not call
8390 calculate_dominance_info. Call create_preheaders.
8391 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
8392 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
8394 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
8395 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
8396 * tree-cfg.c (tree_split_edge): Make an assert more precise.
8397 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
8400 2007-04-08 Jan Hubicka <jh@suse.cz>
8402 * tree.h (maybe_fold_offset_to_component_ref): Declare.
8403 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
8404 * fold-const.c (fold_unary): Use it.
8406 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8408 * varasm.c (assemble_variable): Remove call to
8409 lang_hooks.decls.prepare_assemble_variable.
8410 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
8411 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
8412 * langhooks.h (lang_hooks_for_decls): Remove
8413 prepare_assemble_variable.
8415 2007-04-08 Mike Stump <mrs@apple.com>
8417 * config/i386/i386.c: Use inc/dec on Core2.
8419 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
8421 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
8422 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8423 lhd_tree_inlining_end_inlining): Remove.
8424 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
8425 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
8427 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
8428 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8429 lhd_tree_inlining_end_inlining): Remove prototypes.
8430 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
8431 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
8432 LANG_HOOKS_TREE_INLINING_START_INLINING,
8433 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
8435 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
8438 2007-04-08 Anatoly Sokolov <aesok@post.ru>
8441 * config/avr/predicates.md (io_address_operand): Delete predicate.
8442 (low_io_address_operand): Don't use 'mode' argument.
8443 (higth_io_address_operand): Rename ...
8444 (high_io_address_operand): ... to this. Don't use 'mode' argument.
8445 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
8448 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
8450 Revert change removing staticp.
8452 2007-04-07 Anatoly Sokolov <aesok@post.ru>
8455 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
8458 2007-04-07 Bruce Korb <bkorb@gnu.org>
8460 * c.opt: Add -Wformat-contains-nul.
8461 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
8463 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
8464 the NUL byte warning.
8466 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
8468 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
8470 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8472 * tree.c (staticp): No longer use staticp langhook.
8473 * langhooks.c (lhd_staticp): Removed.
8474 * langhooks.h (struct lang_hooks): Remove staticp.
8475 * c-common.c (c_staticp): Remove.
8476 * c-common.h (c_staticp): Ditto.
8477 * langhooks-defs.h (lhd_staticp): Ditto.
8478 (LHD_HOOKS_STATICP): Ditto
8479 * tree.h (gcc_assert_lowered): New macro.
8481 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8483 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
8484 argument "reliable".
8485 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
8486 Add argument "reliable". Propagate it through calls.
8487 (infer_loop_bounds_from_undefined): Derive number of iterations
8488 estimates from references in blocks that do not dominate loop latch.
8489 (gcov_type_to_double_int): New function.
8490 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
8491 and expected_loop_iterations_unbounded.
8492 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
8493 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
8494 * tree-data-ref.c (estimated_loop_iterations): Export.
8495 (get_references_in_stmt): Fix -- do not return addresses of local
8497 * cfgloop.h (expected_loop_iterations_unbounded,
8498 estimated_loop_iterations): Declare.
8500 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8502 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8504 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8506 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
8507 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
8508 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
8509 Use output_387_reg_move().
8510 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
8511 expander using X87MODEF12 mode macro.
8512 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
8513 choosing register preferences. Use output_387_reg_move().
8514 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
8515 instead of "x". Use output_387_reg_move().
8516 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
8517 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
8518 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
8519 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
8520 Use output_387_reg_move().
8521 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
8523 (*truncxf?f_i387 splitter): Ditto.
8525 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8527 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8528 LANG_HOOKS_SAFE_FROM_P.
8529 * expr.c (safe_from_p): Remove langhook call.
8530 * langhooks.h (lang_hooks): Remove safe_from_p.
8531 (lhd_safe_from_p): Remove prototype.
8532 * langhooks.c (lhd_safe_from_p): Remove.
8534 2007-04-06 Jan Hubicka <jh@suse.cz>
8536 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
8539 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8541 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
8542 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
8543 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
8544 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
8546 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
8547 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
8549 2007-04-05 Richard Henderson <rth@redhat.com>
8551 * config/alpha/alpha.c (print_operand) [+]: Remove.
8552 (alpha_end_function): Print nop if call at end of function.
8553 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
8554 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
8555 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
8556 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
8557 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
8558 the call pattern. Update peepholes to match.
8560 2007-04-05 Janis Johnson <janis187@us.ibm.com>
8562 * doc/extend.texi (Other Builtins): Add decimal float variants
8564 * builtins.def: Ditto.
8565 * builtins.c (expand_builtin): Ditto.
8567 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
8568 H.J. Lu <hongjiu.lu@intel.com>
8571 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
8572 of V8HImode when calling ix86_binary_operator_ok.
8573 (sse2_pmaddwd): Call ix86_binary_operator_ok.
8574 (sdot_prodv8hi): Operands 1 and 2 must be register.
8576 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8578 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8579 initialize align to silence bogus warning.
8581 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8584 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8586 (struct sra_walk_fns): Remove use_all parameter from use.
8587 (sra_hash_tree): Handle BIT_FIELD_REFs.
8588 (sra_elt_hash): Don't hash bitfld blocks.
8589 (sra_elt_eq): Skip them in parent compares as well. Handle
8591 (sra_walk_expr): Don't maintain or pass down use_all_p.
8592 (scan_use): Remove use_all parameter.
8593 (scalarize_use): Likewise. Re-expand assignment to
8594 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8595 output, and re-scalarize after output. Don't mark anything
8597 (scalarize_ldst): Adjust.
8598 (scalarize_walk_gimple_modify_statement): Likewise.
8599 (build_element_name_1): Handle BIT_FIELD_REFs.
8600 (instantiate_element): Don't warn for any element whose parent
8602 (instantiate_missing_elements_1): Return the sra_elt.
8603 (canon_type_for_field): New.
8604 (try_instantiate_multiple_fields): New.
8605 (instantiate_missing_elemnts): Use them.
8606 (mark_no_warning): Removed.
8607 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8608 (REPLDUP, sra_build_elt_assignment): New.
8609 (generate_copy_inout): Use them.
8610 (generate_element_copy): Likewise. Handle bitfld differences.
8611 (generate_element_zero): Don't recurse for blocks. Use
8612 sra_build_elt_assignment.
8613 (generate_one_element_int): Take elt instead of var. Use
8614 sra_build_elt_assignment.
8615 (generate_element_init_1): Adjust.
8616 (scalarize_use, scalarize_copy): Use REPLDUP.
8617 (scalarize_ldst): Move assert before dereference.
8618 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8620 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8622 * regmove.c: Fix unused variable warnings due to previous commit.
8624 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8626 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
8627 (regmove_bb_head): Remove.
8628 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
8629 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
8630 problems with fixup_match_1.
8631 Don't initialize/free regmove_bb_head.
8633 (reg_is_remote_constant_p): If an insn is in the same basic block
8634 but not before INSN, consider it remote, too.
8636 2007-04-05 Anatoly Sokolov <aesok@post.ru>
8639 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
8640 DECL_ASSEMBLER_NAME, not the DECL_NAME.
8642 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
8644 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
8645 (CONDITIONAL_REGISTER_USAGE): Likewise.
8647 2007-04-04 Richard Henderson <rth@redhat.com>
8649 * config/alpha/lib1funcs.asm: Remove unused file.
8651 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8654 * opts.c (print_specific_help): Fix --help=<language>
8656 (common_handle_option): Support --help=common.
8658 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8661 * gcc.c (main): Do not run the linker if
8662 print_subprocess_help indicates that it shouldn't be
8665 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8668 * doc/invoke.texi (--help=): Document <languages> value, fix
8669 formatting in tables of values.
8671 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
8673 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
8674 dllimport attribute of virtual methods.
8676 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
8678 * config/score/crti.asm: Change _bss_start to __bss_start.
8679 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
8680 (OUTGOING_REG_PARM_STACK_SPACE) update.
8681 * config/score/score.opt: add options to make backend support
8682 score5, score5u, score7 and score7d.
8683 * config/score/score.md: Likewise.
8684 * config/score/misc.md: Likewise.
8685 * config/score/mac.md: Likewise.
8686 * doc/invoke.texi: Likewise.
8687 * doc/md.texi: update constraints define.
8689 2007-04-03 Richard Henderson <rth@redhat.com>
8691 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
8692 an appropriate type, use the mode instead.
8694 2007-04-03 Richard Sandiford <richard@codesourcery.com>
8696 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
8697 Set the default --with-arch setting to mips2.
8698 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
8699 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
8700 (MULTILIB_OSDIRNAMES): Delete.
8701 (MULTILIB_DIRNAMES): Define.
8702 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
8703 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
8704 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
8705 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
8706 VXWORKS_OS_CPP_BUILTINS.
8707 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
8708 (MIPS_DEBUGGING_INFO): Undefine.
8709 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
8711 2007-04-03 Jakub Jelinek <jakub@redhat.com>
8714 * fold-const.c (native_encode_real): Encode real.c provided longs
8715 as a series of 32-bit native integers.
8716 (native_interpret_real): Interpret buffer as a series of 32-bit
8719 2007-04-03 Richard Guenther <rguenther@suse.de>
8721 * genpreds.c (write_insn_constraint_len): Write function
8722 optimized for CONSTRAINT_LEN implementation.
8723 (write_tm_preds_h): Output insn_constraint_len inline and
8724 use it for CONSTRAINT_LEN.
8725 (write_insn_preds_c): Don't output insn_constraint_len.
8726 * doc/md.texi (define_register_constraint): Document multi-letter
8727 constraints shall have the same length if they start with the same
8730 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8733 * config/i386/i386.md (isinf<mode>2): Expand only when
8734 TARGET_C99_FUNCTIONS is set.
8736 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8738 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
8739 (x86_64-*-linux*): Ditto.
8740 * config/i386/i386.opt (mpc): New option.
8741 * config/i386/i386.c (overrride_options): Handle
8742 ix87_precision_string.
8743 * config/i386/crtprec.c: New file.
8744 * config/i386/t-crtpc: Ditto.
8745 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
8747 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
8748 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8749 crtprec32.o, crtprec64.o and crtprec80.o.
8751 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
8753 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
8755 2007-04-02 Eric Christopher <echristo@apple.com>
8757 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
8758 limitations on darwin.
8760 2007-04-02 Anatoly Sokolov <aesok@post.ru>
8763 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
8765 2007-04-02 Dave Korn <dave.korn@artimi.com>
8767 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
8769 2007-04-02 Dave Korn <dave.korn@artimi.com>
8771 * libgcc2.h (exception_descriptor): Don't forward-declare.
8772 (__get_eh_table_language, __get_eh_table_version): Delete
8773 prototypes of long-dead functions.
8775 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
8777 * ebitmap.h: New file
8778 * ebitmap.c: New file
8779 * Makefile.in (ebitmap.o): New target.
8781 2007-04-01 Jan Hubicka <jh@suse.cz>
8783 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
8784 before very first instruction.
8786 2007-04-01 Jan Hubicka <jh@suse.cz>
8788 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
8789 waring on 64bit hosts.
8790 * bitmap.h: Fix typo in bitmap_head_def.
8792 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
8794 PR rtl-optimization/31391
8795 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
8796 into a DELETED_LABEL note, and the label is in an empty basic
8797 block, update BB_END as well as BB_HEAD.
8799 2007-04-01 Richard Henderson <rth@redhat.com>
8801 PR tree-optimization/31169
8802 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
8803 to varying if the range is outside [0, prec-1].
8805 2007-04-01 Richard Sandiford <richard@codesourcery.com>
8808 * config/mips/mips.md (load_const_gp): New insn.
8809 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
8810 the MIPS16 GP pseudo register if no_new_pseudos.
8811 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
8813 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8816 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
8818 (call_value): Likewise.
8820 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
8821 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8824 * doc/invoke.texi: (optimization options): Reword description
8825 of -ffast-math. Document its primary purpose.
8827 2007-03-31 Richard Guenther <rguenther@suse.de>
8829 * omp-low.c (splay-tree.h): Include.
8830 (lookup_decl): Replace splay-tree usage by pointer-map.
8831 (maybe_lookup_decl): Likewise.
8832 (new_omp_context): Likewise.
8833 (delete_omp_context): Likewise.
8834 * gimplify.c (splay-tree.h): Include.
8835 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
8837 (remap_ssa_name): Likewise.
8838 (remap_decl): Likewise.
8839 (remap_type_1): Likewise.
8840 (remap_type): Likewise.
8841 (copy_body_r): Likewise.
8842 (expand_call_inline): Likewise.
8843 (clone_body): Likewise.
8844 (copy_tree_r): Likewise.
8845 (remap_save_expr): Likewise.
8846 (unsave_r): Likewise.
8847 (unsave_expr_now): Likewise.
8848 (tree_function_versioning): Likewise.
8849 (build_duplicate_type): Likewise.
8850 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
8851 (struct copy_body_data): Replace splay-tree by pointer-map.
8852 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
8853 not $(SPLAY_TREE_H).
8854 (gimplify.o): Depend on $(SPLAY_TREE_H).
8855 (omp-low.p): Likewise.
8857 2007-03-31 Anatoly Sokolov <aesok@post.ru>
8859 * config/avr/predicates.md (even_register_operand,
8860 odd_register_operand): New predicates.
8861 * config/avr/avr.md (movw peephole2): New.
8862 (movw_r peephole2): New.
8864 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
8866 * tree.h (get_signed_or_unsigned_type): New.
8867 * fold-const.c (operand_equal_for_comparison_p): Use
8868 get_signed_or_unsigned_type instead of
8869 lang_hooks.types.signed_or_unsigned_type.
8870 * expr.c (store_expr): Ditto.
8871 * langhooks.c (get_signed_or_unsigned_type): New.
8872 (lhd_signed_or_unsigned_type): New.
8873 * langhooks.h (lhd_signed_or_unsigned_type): New.
8874 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
8876 2007-03-30 Richard Henderson <rth@redhat.com>
8878 * tree-ssa-loop-ivopts.c: Include target.h.
8879 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
8880 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
8881 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
8882 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
8884 2007-03-30 Richard Henderson <rth@redhat.com>
8885 Kai Tietz <kai.tietz@onevision.com>
8887 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
8889 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
8890 (TARGET_64BIT_MS_ABI): New.
8891 (DBX_REGISTER_NUMBER): Handle 64-bit.
8892 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
8893 (LONG_TYPE_SIZE): Force to 32.
8894 (REG_PARM_STACK_SPACE): New.
8895 (OUTGOING_REG_PARM_STACK_SPACE): New.
8896 (REGPARM_MAX, SSE_REGPARM_MAX): New.
8897 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8898 (STACK_BOUNDARY): Use 128 for 64-bit.
8899 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
8900 Add 64-bit implementation.
8901 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
8903 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
8904 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
8905 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
8906 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
8907 (ix86_handle_cconv_attribute): Don't warn when ignoring if
8908 TARGET_64BIT_MS_ABI.
8909 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
8910 (ix86_pass_by_reference): Likewise.
8911 (ix86_function_value_regno_p): Likewise.
8912 (ix86_build_builtin_va_list): Likewise.
8913 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
8914 (function_arg_advance_ms_64): New.
8915 (function_arg_advance): Call it.
8916 (function_arg_ms_64): New.
8917 (function_arg): Call it.
8918 (function_value_ms_64): New.
8919 (ix86_function_value_1): Call it.
8920 (return_in_memory_ms_64): New.
8921 (ix86_return_in_memory): Call it.
8922 (setup_incoming_varargs_ms_64): New.
8923 (ix86_setup_incoming_varargs): Call it.
8924 (ix86_expand_prologue): Handle 64-bit stack probing.
8925 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
8926 (output_pic_addr_const): Likewise.
8927 (x86_this_parameter): Likewise.
8928 (x86_output_mi_thunk): Likewise.
8929 (x86_function_profiler): Likewise.
8930 (TARGET_STRICT_ARGUMENT_NAMING): New.
8931 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
8932 (TARGET_64BIT_MS_ABI): New.
8933 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
8934 * config/i386/i386.md (allocate_stack_worker): Remove.
8935 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
8936 describe the clobber of eax without a match_scratch.
8937 (allocate_stack_worker_postreload): Remove.
8938 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
8939 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
8940 (allocate_stack_worker_rex64_postreload): Remove.
8941 (allocate_stack): Handle 64-bit.
8942 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
8943 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
8944 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
8945 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
8946 (STANDARD_STARTFILE_PREFIX_1): Likewise.
8947 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
8948 * config.build (x86_64-*-mingw*): New host.
8949 * config.host (x86_64-*-mingw*): New host.
8950 * config.gcc (x86_64-*-mingw*): New target.
8951 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
8953 2007-03-30 Richard Henderson <rth@redhat.com>
8954 Kai Tietz <kai.tietz@onevision.com>
8956 * c-pragma.c (struct def_pragma_macro_value): New.
8957 (struct def_pragma_macro): New.
8958 (pushed_macro_table): New.
8959 (dpm_hash, dpm_eq): New.
8960 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
8961 (init_pragma): Install them.
8962 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8964 2007-03-30 Anatoly Sokolov <aesok@post.ru>
8966 * config/avr/avr.c (avr_override_options): Clear
8967 'flag_delete_null_pointer_checks'.
8969 2007-03-30 Paolo Carlini <pcarlini@suse.de>
8972 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
8973 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
8974 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
8975 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
8976 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
8977 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
8978 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
8980 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
8982 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
8984 * regmove.c: Move all of pass_stack_adjustments from here...
8985 * combine-stack-adj.c: ...to this new file.
8986 * Makefile.in: Add rules for combine-stack-adj.o.
8988 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
8990 PR tree-optimization/31383
8991 * tree-data-ref.c (affine_function_equal_p): Do not require the
8992 vectors to have the same length.
8994 2007-03-30 Jan Hubicka <jh@suse.cz>
8997 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
8998 availablility; add more sanity checking; ask varpool only about
9001 2007-03-29 Richard Henderson <rth@redhat.com>
9003 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9004 to decide, but __SIZEOF_LONG_LONG__.
9006 2007-03-29 Richard Henderson <rth@redhat.com>
9008 * emutls.c (struct __emutls_array): New.
9009 (emutls_destroy): Use it instead of casting element 0 from void*.
9010 (__emutls_get_address): Likewise.
9012 2007-03-29 Richard Henderson <rth@redhat.com>
9014 * varasm.c (initializer_constant_valid_p): Don't deny
9015 DECL_DLLIMPORT_P on functions.
9017 * config/i386/cygming.h: Remove function declarations.
9018 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9019 (ASM_OUTPUT_LABELREF): Remove.
9020 (COMMON_ASM_OP): Remove.
9021 (ASM_OUTPUT_COMMON): Remove.
9022 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9023 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9024 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9025 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9026 Rename from TARGET_ENCODE_SECTION_INFO.
9027 * config/i386/netware.h: Likewise.
9028 * config/i386/i386-protos.h: Update.
9029 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9030 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9031 (legitimate_constant_p): Reject dllimports.
9032 (dllimport_map, get_dllimport_decl): New.
9033 (legitimize_dllimport_symbol): New.
9034 (legitimize_address, ix86_expand_move): Use it.
9035 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9036 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9037 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9038 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9039 * config/i386/predicates.md (constant_call_address_operand): Only
9040 accept symbols; reject dllimport_p symbols.
9041 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9042 i386_pe_maybe_record_exported_symbol.
9043 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9044 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9045 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9046 trust the setting of DECL_DLLIMPORT_P.
9047 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9048 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9049 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9050 tidy the argument scanning loop.
9051 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9052 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9053 (i386_pe_strip_name_encoding): Remove.
9054 (i386_pe_binds_local_p): New.
9055 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9056 (i386_pe_output_labelref): Remove.
9057 (i386_pe_asm_output_aligned_decl_common): New.
9058 (i386_pe_maybe_record_exported_symbol): Rename from
9059 i386_pe_record_exported_symbol; check for dllexported symbols.
9061 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9063 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9064 add comment explaining why vsnprintf cannot be used.
9066 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9068 PR tree-optimization/30666
9069 * tree.c (build_complex_type): When creating type names for DWARF2
9070 debug info, create TYPE_DECLs for TYPE_NAME instead of
9072 (build_common_tree_nodes_2): Use build_complex_type when building
9073 predefined complex types, to preserve canonical types.
9075 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9077 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9078 (noce_get_alt_condition): Look at it to determine whether to
9079 reverse the condition or not.
9080 (noce_get_condition): Substitute the truth for lies.
9081 (noce_find_if_block): Set the then_else_reversed field.
9083 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9085 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9086 destination of this insn.
9087 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9088 than calling gen_rtx_SET directly. Use r0 to hold the value of
9089 'address + 4' rather than a stack based temporary which can be
9092 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9094 * config/s390/s390.c (s390_secondary_input_reload_class,
9095 s390_secondary_output_reload_class): Functions removed.
9096 (s390_secondary_reload): New function.
9097 (TARGET_SECONDARY_RELOAD): Target macro defined.
9098 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9099 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9100 * config/s390/s390.md ("reload_outti", "reload_outdi",
9101 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9102 "reload_out<mode>"): Expanders removed.
9103 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9104 "reload<mode>_nonoffmem_out"): Expanders added.
9106 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9108 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9109 action if SRC->DEST replacement failed anyway.
9111 2007-03-28 Mike Stump <mrs@apple.com>
9113 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9114 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9115 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9117 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9119 * config.gcc: Accept barcelona as a variant of amdfam10.
9120 * config/i386/i386.c (override_options): Likewise.
9121 * doc/invoke.texi: Likewise.
9123 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9125 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9126 offsets for BIT_FIELD_REF and COMPONENT_REF.
9128 2007-03-28 Richard Guenther <rguenther@suse.de>
9130 * tree.c (is_global_var): Move ...
9131 * tree-flow-inline.h (is_global_var): ... here.
9132 * tree.h (is_global_var): Remove declaration.
9134 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9136 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9138 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9139 * config/i386/i386.c (ix86_tune_features): Initialize new
9141 * config/i386/predicates.md (promotable_binary_operator): Use
9142 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9144 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9147 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9149 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9151 * config/fr30/fr30.md (movsi_internal): Change destination
9152 constraint from m to V and add m to the end.
9154 2007-03-28 Christian Bruel <christian.bruel@st.com>
9156 * config/sh/sh.md (movsi_i): Fix type attribute.
9158 2007-03-28 Christian Bruel <christian.bruel@st.com>
9160 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9161 (movsf_ie): Likewise.
9163 2007-03-28 Christian Bruel <christian.bruel@st.com>
9165 * config.gcc: Add sh4-300 to multilib.
9166 * config/sh/t-mlib-sh4-300: New file.
9168 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9170 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9171 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9173 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9174 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9175 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9176 "fixuns_trunctddi2"): Whitespace fix.
9178 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9180 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9181 the definition of struct sh_args.
9182 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9183 CALL_COOKIE_INT_REG_GET): Likewise.
9185 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9187 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9188 transformations are applied successfully.
9190 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9192 * tree.c (tree_contains_struct): Permit 512 tree codes.
9193 * tree.h (tree_contains_struct): Ditto.
9194 (MAX_TREE_CODES): Ditto.
9195 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9196 SPARE member to store remaining padding bits.
9198 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9200 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9203 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9205 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9206 * configure: Regenerate.
9208 * configure: Regenerate using the correct version of autoconf.
9210 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9212 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9214 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9215 regs to "__SP_L__" and "__SP_H__".
9217 2007-03-27 Richard Guenther <rguenther@suse.de>
9219 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9220 computations with it with a HOST_WIDE_INT variable.
9222 2007-03-26 Mike Stump <mrs@apple.com>
9224 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9225 objective-c-header, objective-c++-header and objc++-cpp-output
9227 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9229 2007-03-26 Richard Henderson <rth@redhat.com>
9232 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9233 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9234 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9235 IX86_BUILTIN_PSRLQ128): New.
9236 (ix86_init_mmx_sse_builtins): Add them.
9237 (ix86_expand_builtin): Expand them.
9238 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9239 operand 2 be TImode.
9240 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9241 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9242 _mm_srli_epi64): Mark __B const.
9243 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9244 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9245 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9246 new two-vector shift builtins.
9248 2007-03-26 Ian Lance Taylor <iant@google.com>
9250 PR tree-optimization/31345
9251 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9252 [+INF, +INF(OVF)] into VARYING.
9254 2007-03-26 Zack Weinberg <zackw@panix.com>
9256 * gengtype-parse.c: New file.
9257 * gengtype-yacc.y: Delete.
9258 * gengtype-lex.l: Don't include gengtype-yacc.h.
9259 Define YY_DECL and yyterminate appropriately for recursive
9260 descent parser. yylval is now a string out-parameter to yylex.
9261 (HWS, EOID): New shorthand.
9262 (IWORD): Add a couple more types.
9263 (yylex): Add a setup stanza. Remove the complex rules for
9264 detecting GTY'ed types and typedefs; replace with simple
9265 keyword detectors. Adjust everything for the changed
9266 definition of yylval. Ignore all pp-directives, not just #define.
9268 (parse_file): Rename yybegin; do not call yyparse.
9270 * gengtype.c (xasprintf): Export again.
9271 (this_file): New. Use everywhere __FILE__ was being used.
9272 (get_lang_bitmap): Special case types defined in gengtype.c.
9273 (do_typedef, new_structure): Suppress definition of certain types.
9274 (new_structure): Improve diagnostics of duplicate definitions.
9275 Make sure location_s is associated with input.h.
9276 (nreverse_pairs, define_location_structures): New functions.
9277 (main): Improve tagging of kludge types. Remove old kludges
9278 for input.h types; use define_location_structures.
9279 * gengtype.h: Update prototypes. Define token codes here.
9280 * Makefile.in: Remove all references to gengtype-yacc.
9281 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
9283 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
9284 add GTY((skip)) to the field that's only conditionally there.
9285 * doc/install.texi: Document that Bison is no longer required
9286 unless building treelang.
9288 * gengtype.c: Don't include gtyp-gen.h.
9289 (srcdir): Declare here.
9290 (base_files, lang_dir_names): Allocate dynamically.
9291 (gt_files, num_gt_files, num_lang_dirs): New globals.
9292 (measure_input_list, read_input_line, read_input_list)
9293 (set_lang_bitmap): New functions.
9294 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
9295 simplify, relying on read_input_list to set up the bitmaps.
9296 (main): Arguments are no longer unused. Check for correct number
9297 of command line arguments, set srcdir and srcdir_len, then call
9298 read_input_list, before doing anything else. No need to worry
9299 about duplicates in main loop.
9300 * configure.ac: Simplify the calculation of all_gtfiles.
9301 Put language tags in there. Don't set or substitute
9302 all_gtfiles_files_langs or all_gtfiles_files_frags.
9303 * Makefile.in: Revamp the way gengtype is invoked, now that it
9304 takes a file on its command line with a much simpler format.
9305 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
9306 (GTFILES): Remove duplicates and C source files.
9307 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
9308 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
9309 * configure: Regenerate.
9311 * gengtype.h: Remove all type definitions to gengtype.c; leave
9312 only definitions of options_p, type_p, and pair_p as opaque
9313 pointers. Update prototypes.
9314 * gengtype.c: Many type definitions moved here from gengtype.h.
9315 Consolidate type definitions at the top of the file.
9316 (xvasprintf): Delete.
9317 (xasprintf): Make static.
9318 (create_nested_pointer_option): Add 'next' parameter.
9319 (create_field_all, create_field_at): New functions.
9320 (create_field): Now a thin wrapper around create_field_all.
9321 (create_optional_field): Rename create_optional_field_ and add
9322 line argument. Original name is now a macro which supplies
9324 (oprintf): Use vsnprintf directly.
9325 (close_output_files): Use fatal rather than perror/exit.
9326 (note_def_vec, note_def_vec_alloc): Use create_field_at.
9327 (main): Set progname. Don't use exit.
9328 * gengtype-yacc.y (struct_fields): Use create_field_at.
9329 (option, optionseqopt): Delete.
9330 (optionseq): Consolidate productions from option here so we
9331 can use the first argument to create_option.
9333 * gengtype-lex.l: Distinguish unions from structures in the
9334 token type. Don't call find_structure; return the tag as a string.
9335 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
9336 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
9337 string. Reorganize typedef_struct production accordingly.
9338 Use create_nested_ptr_option.
9339 * gengtype.c (create_nested_ptr_option): New function.
9340 * gengtype.h: Declare it.
9342 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
9343 (string_type): Don't declare.
9344 (do_scalar_typedef): Declare.
9345 (create_scalar_type): Update prototype.
9346 * gengtype.c (string_type): Make static.
9347 (scalar_nonchar, scalar_char): New.
9348 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
9349 (resolve_typedef): Use scalar_nonchar for error recovery.
9350 (create_scalar_type): Remove name_len field. Return scalar_char
9351 or scalar_nonchar as appropriate.
9352 (adjust_field_type): Look at scalar_is_char boolean to decide whether
9354 (throughout): Use scalar_nonchar instead of calling
9355 create_scalar_type, whenever possible.
9356 (main): Initialize scalar_char and scalar_nonchar before calling
9358 * gengtype-lex.l: Adjust for removal of second argument to
9359 create_scalar_type. Use yylval.s instead of yylval.t when
9361 * gengtype-yacc.y: Type of SCALAR is string. Call
9362 create_scalar_type from type:SCALAR rule. Adjust for removal of
9363 second argument to create_scalar_type.
9365 * vec.h: Remove all #if IN_GENGTYPE blocks.
9366 Add comment saying that changes may require adjustments to gengtype.
9367 * gengtype.c: Don't include coretypes.h or tm.h.
9368 Add comment to inclusion of errors.h.
9369 (note_def_vec, note_def_vec_alloc): New functions.
9370 * gengtype.h: Declare new functions.
9371 * gengtype-lex.l: Don't include coretypes.h.
9372 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
9374 (update_lineno): Remove unnecessary prototype.
9375 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
9376 (VEC rule): Just return VEC_TOKEN.
9377 * gengtype-yacc.y (VEC_TOKEN): New token type.
9378 (type): Add a production for VEC(a,b).
9379 * Makefile.in: Update dependencies.
9381 * gengtype-lex.l: Remove rules for parsing pointer-to-function
9382 typedefs that use the old PARAMS macro.
9384 * gengtype-lex.l: Remove all rules and states relating to yacc
9386 * gengtype-yacc.y: Similarly.
9387 * gengtype.c (note_yacc_type): Delete function.
9388 * gengtype.h: Update prototypes.
9390 2007-03-26 Joseph Myers <joseph@codesourcery.com>
9392 * tree-pretty-print.c (dump_generic_node): Report precision of
9393 unnamed integer types.
9395 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
9397 * ifcvt.c (noce_try_store_flag_constants): Don't check
9398 no_new_pseudos here.
9399 (noce_try_store_flag_constants): Don't check no_new_pseudos.
9400 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
9401 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
9402 noce_try_sign_mask): Likewise.
9403 (if_convert): Check no_new_pseudos here.
9405 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
9407 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
9408 (noce_get_condition): Handle new then_else_reversed argument.
9409 (noce_init_if_info): Remove, fold into noce_find_if_block.
9410 (noce_process_if_block): Take a struct noce_if_info as the
9411 argument. Don't set up one based on ce_if_info. Update pointer
9412 references accordingly.
9413 (cond_move_process_if_block): Likewise.
9414 (process_if_block): Removed.
9415 (find_if_block): Removed. Move functionality two new functions,
9416 noce_find_if_block and cond_exec_find_if_block.
9417 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
9418 blocks and the symmetric IF-ELSE-JOIN case.
9419 (cond_exec_find_if_block): Also new function mostly based on old
9420 find_if_block and process_if_block.
9421 (find_if_header): Replace find_if_block call with separately
9422 guarded calls to noce_find_if_block and cond_exec_find_if_block.
9423 (find_cond_trap): Update noce_get_condition call.
9424 (dead_or_predicable): Likewise.
9426 2007-03-26 Jakub Jelinek <jakub@redhat.com>
9428 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
9430 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
9431 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
9432 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
9433 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
9434 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
9435 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
9436 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
9437 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
9438 __builtin_ia32_psrad128 builtins.
9440 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
9442 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
9443 * config/i386/constraints.md
9444 (define_constraint "I"): Use IN_RANGE macro.
9445 (define_constraint "J"): Ditto.
9446 (define_constraint "K"): Ditto.
9447 (define_constraint "M"): Ditto.
9448 (define_constraint "N"): Ditto.
9449 (define_constraint "O"): Ditto.
9450 * config/i386/predicates.md
9451 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
9452 (define_predicate "const_0_to_3_operand"): Ditto.
9453 (define_predicate "const_0_to_7_operand"): Ditto.
9454 (define_predicate "const_0_to_15_operand"): Ditto.
9455 (define_predicate "const_0_to_63_operand"): Ditto.
9456 (define_predicate "const_0_to_255_operand"): Ditto.
9457 (define_predicate "const_1_to_31_operand"): Ditto.
9458 (define_predicate "const_2_to_3_operand"): Ditto.
9459 (define_predicate "const_4_to_7_operand"): Ditto.
9461 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9463 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
9464 in SImode for save_world.
9465 * config/rs6000/altivec.md (save_world, restore_world): Convert to
9468 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
9470 PR tree-optimization/30784
9471 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
9474 2007-03-25 Revital Eres <eres@il.ibm.com>
9476 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
9477 Fold movement_possibility function into it.
9479 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9481 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
9482 (load_macho_picbase_{si,di}): Convert to LR hard reg.
9483 (call_indirect_nonlocal_darwin64): Same.
9484 (call_nonlocal_darwin64): Same.
9485 (call_value_indirect_nonlocal_darwin64): Same.
9486 (call_value_nonlocal_darwin64): Same.
9487 (sibcall_nonlocal_darwin64): Same.
9488 (sibcall_value_nonlocal_darwin64): Same.
9489 (sibcall_symbolic_64): Same.
9490 (sibcall_value_symbolic_64): Same.
9491 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
9493 (rs6000_emit_load_toc_table): Same.
9494 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
9495 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
9501 (load_toc_v4_pic_si): Same
9502 (load_toc_v4_PIC_1): Same.
9503 (load_toc_v4_PIC_1b): Same.
9504 (call_indirect_aix{32,64}): Same.
9505 (call_value_indirect_aix{32,64}): Same.
9508 (call_local{32,64}): Same.
9509 (call_value_local{32,64}): Same.
9510 (call_indirect_nonlocal_aix{32,64}): Same.
9511 (call_nonlocal_aix{32,64}): Same.
9512 (call_value_indirect_nonlocal_aix{32,64}): Same.
9513 (call_value_nonlocal_aix{32,64}): Same.
9514 (call_indirect_nonlocal_sysv<mode>): Same.
9515 (call_nonlocal_sysv<mode>): Same.
9516 (call_value_indirect_nonlocal_sysv<mode>): Same.
9517 (call_value_nonlocal_sysv<mode>): Same.
9519 (sibcall_local{32,64}): Same.
9520 (sibcall_value_local{32,64}): Same.
9521 (sibcall_nonlocal_aix{32,64}): Same.
9522 (sibcall_value_nonlocal_aix{32,64}): Same.
9523 (sibcall_nonlocal_sysv<mode>): Same.
9524 (sibcall_value): Same.
9525 (sibcall_value_nonlocal_sysv<mode>): Same.
9527 2007-03-24 Paul Brook <paul@codesourcery.com>
9529 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
9530 * config/arm/linux-eabi.h: Remove legacy syscall hack.
9532 2007-03-24 Richard Henderson <rth@redhat.com>
9534 * config/ia64/constraints.md: New file.
9535 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
9536 satisfies_constraint_?.
9537 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
9538 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
9539 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
9540 ia64_output_mi_thunk): Likewise.
9541 (ia64_const_ok_for_letter_p): Remove.
9542 (ia64_const_double_ok_for_letter_p): Remove.
9543 (ia64_extra_constraint): Remove.
9544 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
9545 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
9546 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
9547 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
9548 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
9549 EXTRA_MEMORY_CONSTRAINT): Remove.
9550 * config/ia64/ia64.md: Include constriants.md. Replace
9551 CONST_OK_FOR_? with satisfies_constraint_?.
9553 2007-03-23 Michael Meissner <michael.meissner@amd.com>
9554 H.J. Lu <hongjiu.lu@intel.com>
9556 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
9558 (name macros): Use DPD_BID_NAME to convert names properly.
9560 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
9561 decimal floating point format.
9562 (init_floating_libfuncs): Change decimal functions so that they
9563 have a "bid_" prefix if the decimal system uses the BID format,
9564 and "dpd_" prefix if the decimal system uses the DPD format.
9565 (init_interclass_conv_libfuncs): Ditto.
9566 (init_intraclass_conv_libfuncs): Ditto.
9568 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9569 using the BID format.
9571 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9572 whether we are using the BID decimal format.
9573 * configure: Regenerate.
9575 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9576 the compiler has decimal floating point enabled. Define
9577 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9580 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9581 using the BID format.
9583 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9584 whether we are using the BID decimal format.
9585 * configure: Regenerate.
9587 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9588 the compiler has decimal floating point enabled. Define
9589 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9592 * doc/install.texi (--enable-decimal-float): Document BID and DPD
9593 options, and that it is enabled for i386/x86_64 systems.
9595 * Makefile.in (enable_decimal_float): New.
9597 (DECNUMINC): Add -I$(DECNUMFMT).
9598 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
9599 to $(DECNUMFMT) from $(DECNUM).
9601 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
9602 Substitute enable_decimal_float.
9603 * configure: Regenerated.
9606 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
9609 * configure.ac: Enable decimal float for x86_64-*-linux*.
9610 * configure: Regenerated.
9613 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
9614 decimal128ClearSign to flip and clear the sign bit in decimal128.
9615 (decimal_real_maxval): Set decimal128SetSign to set the sign
9618 2007-03-23 Ian Lance Taylor <iant@google.com>
9620 * fold-const.c (fold_binary): Correct warning for X - c >= X.
9622 2007-03-23 Ian Lance Taylor <iant@google.com>
9624 * tree-dump.c (dump_files): Correct comment.
9626 2007-03-23 Ian Lance Taylor <iant@google.com>
9628 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
9630 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
9632 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
9633 in cfglayout mode. Don't go into and out of cfglayout mode.
9634 Link the blocks in the order of the constructed traces.
9635 (rest_of_handle_tracer): Adjust call to tracer.
9636 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
9637 Don't go into cfglayout mode.
9638 (rtl_loop_done): Don't go out of cfglayout mode.
9639 * cfglayout.c (relink_block_chain): New function, split out from...
9640 (fixup_reorder_chain): ...here. Remove redundant checking.
9641 (cfg_layout_finalize): Don't clear the header, footer, and aux
9642 fields here, move the code to do so to relink_block_chain. Likewise
9643 for free_original_copy_tables.
9644 * rtl.h (tracer): Update prototype.
9645 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
9646 Assert we are in cfglayout mode. Don't go into and out of cfglayout
9647 mode. Use relink_block_chain to serialize the CFG according to the
9648 new basic block order. Move targetm.cannot_modify_jumps_p check from
9650 (gate_handle_reorder_blocks): ...to here.
9651 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
9653 (gate_duplicate_computed_gotos): ...to here.
9654 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
9655 something always changes when going into and out of cfglayout mode.
9656 Perform an expensive cfg cleanup while going into cfglayout mode.
9657 Always update liveness information on HAVE_conditional_execution
9658 targets. Reserialize the basic blocks and go out of cfglayout mode.
9659 * reg-stack.c: Include cfglayout.h.
9660 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
9661 the call to reorder_basic_blocks.
9662 * basic-block.h (reorder_basic_blocks): Update prototype.
9663 (relink_block_chain): New prototype.
9664 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
9666 2007-03-23 Joseph Myers <joseph@codesourcery.com>
9668 * config/mips/mips.md (type, hazard, *movdi_32bit,
9669 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
9670 *movhi_internal, *movqi_internal, *movsf_hardfloat,
9671 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
9672 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
9673 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
9675 (movcc): Change first xfer to multi.
9676 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
9677 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
9678 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
9679 config/mips/generic.md: Change reservations using "xfer" to use
9681 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
9682 using match_operand.
9683 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
9684 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
9686 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
9688 2007-03-22 Richard Henderson <rth@redhat.com>
9690 * config/i386/i386.c: Remove unnecessary function declarations.
9691 Move targetm definition, and all related macros, to the end of
9692 the file. Resort some functions to put definitions before uses.
9693 (ix86_attribute_table): Make static. Move to end of file.
9694 (ix86_gimplify_va_arg): Make static.
9696 2007-03-22 Richard Henderson <rth@redhat.com>
9698 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
9699 don't increase local_regparm with force_align_arg_pointer check.
9700 (ix86_function_sseregparm): Assert 32-bit.
9701 (type_has_variadic_args_p): New.
9702 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
9703 type_has_variadic_args_p.
9704 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
9705 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
9706 use memset instead. Do maybe_vaarg check first; skip attribute
9707 tests if true; skip attribute tests for 64-bit.
9708 (construct_container): Remove TARGET_DEBUG_ARG.
9709 (function_arg_advance_32, function_arg_advance_64): Split out ...
9710 (function_arg_advance): ... from here.
9711 (function_arg_32, function_arg_64): Split out ...
9712 (function_arg): ... from here.
9713 (ix86_pass_by_reference): Tidy.
9714 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
9715 (function_value_32): New, from parts of ix86_function_value
9716 and ix86_value_regno.
9717 (function_value_64): New, from parts of ix86_function_value
9718 and ix86_libcall_value.
9719 (ix86_function_value_1): New.
9720 (ix86_function_value, ix86_libcall_value): Use it.
9721 (return_in_memory_32, return_in_memory_64): Split out ...
9722 (ix86_return_in_memory): ... from here.
9723 (ix86_struct_value_rtx): Skip for 64-bit.
9724 (ix86_libcall_value, ix86_value_regno): Remove.
9725 (setup_incoming_varargs_64): Split out ...
9726 (ix86_setup_incoming_varargs): ... from here.
9727 (ix86_va_start): Remove TARGET_DEBUG_ARG.
9728 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
9729 * config/i386/i386-protos.h (ix86_function_value): Remove.
9730 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
9732 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9735 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
9736 infinities not supported, otherwise emit warning if -Woverflow. On
9737 underflow, emit warning if -Woverflow.
9738 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
9740 * real.h (real_from_string): Update declaration
9742 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
9743 Richard Henderson <rth@redhat.com>
9745 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
9746 * calls.c (compute_argument_block_size, expand_call,
9747 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
9748 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
9749 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
9750 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
9751 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
9752 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
9753 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
9754 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
9757 2007-03-22 Joseph Myers <joseph@codesourcery.com>
9759 * c-incpath.c (add_sysroot_to_chain): New.
9760 (merge_include_chains): Add sysroot argument. Call
9761 add_sysroot_to_chain if sysrooted.
9762 (register_include_chains): Update call to merge_include_chains.
9763 * doc/cppopts.texi: Document use of '=' in include directory
9766 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
9768 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
9769 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
9770 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
9771 insn pattern using X87MODEF12 mode macro.
9773 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
9775 * regmove.c (regmove_optimize): Use reg_mentioned_p
9776 instead of reg_overlap_mentioned_p for DST.
9778 2007-03-21 Mike Stump <mrs@apple.com>
9780 * c.opt: Fixup for Objective-C/C++.
9782 2007-03-21 Steve Ellcey <sje@cup.hp.com>
9784 * explow.c (convert_memory_address): Fold memory reference when
9785 POINTERS_EXTEND_UNSIGNED < 0
9787 2007-03-21 Richard Henderson <rth@redhat.com>
9790 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
9791 * config/i386/mmintrin.h (__m64): Likewise.
9792 * config/i386/xmmintrin.h (__m128): Likewise.
9794 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9796 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
9797 (VXWORKS_OS_CPP_BUILTINS): Define.
9798 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
9799 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
9801 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9803 * rtl.h (constant_pool_reference_p): Delete.
9804 (find_constant_src): Declare.
9805 * rtlanal.c (find_constant_src): New function.
9806 * simplify-rtx.c (constant_pool_reference_p): Delete.
9807 * config/i386/i386.md: Use find_constant_src instead of
9808 constant_pool_reference_p/avoid_constant_pool_reference pairs.
9810 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9812 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
9813 * c-cppbuiltin.c (c_cpp_builtins): Define them.
9815 2007-03-20 Mark Mitchell <mark@codesourcery.com>
9817 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
9818 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
9819 (arm_elf_asm_constructor): Use it.
9820 (arm_elf_asm_destructor): New function.
9822 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
9824 * jump.c (mark_jump_label): Treat SEQUENCE specially.
9826 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
9828 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
9830 2007-03-19 Andrew Haley <aph@redhat.com>
9832 PR tree-optimization/31264
9833 * tree-vrp.c (register_edge_assert_for_1): Don't look though
9836 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
9838 PR rtl-optimization/30907
9839 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
9840 (fwprop_init): Always call loop_optimizer_initialize.
9841 (fwprop_done): Always call loop_optimizer_finalize.
9842 (fwprop): We always have loop info now.
9843 (gate_fwprop_addr): Remove.
9844 (pass_fwprop_addr): Use gate_fwprop as gate.
9846 PR rtl-optimization/30841
9847 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
9848 df_chain_alloc): Call df_reorganize_refs unconditionally.
9849 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
9850 refs_organized to refs_organized_size.
9851 (df_ref_create_structure): Use refs_organized_size instead of
9852 bitmap_size if refs had been organized, and keep refs_organized_size
9854 * df.h (struct df_ref_info): Change refs_organized to
9855 refs_organized_size.
9856 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
9859 2007-03-19 Mark Mitchell <mark@codesourcery.com>
9861 * except.c (output_function_exception_table): Do not reference the
9862 EH personality routine for functions that do not require an
9865 2007-03-20 Jakub Jelinek <jakub@redhat.com>
9868 * c-typeck.c (convert_for_assignment): Call comptypes for
9869 RECORD_TYPE or UNION_TYPE.
9872 * reload1.c (reload): Do invalid ASM checking after
9873 cleanup_subreg_operands.
9875 2007-03-19 Jeff Law <law@redhat.com>
9877 * tree-cfg.c (find_taken_edge): Tighten conditions for
9878 optimizing computed gotos.
9880 2007-03-19 Michael Matz <matz@suse.de>
9882 * builtins.c (expand_builtin_sync_operation,
9883 expand_builtin_compare_and_swap,
9884 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
9887 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
9888 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
9891 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9893 * doc/tm.texi: Add brackets around the return type of
9894 TARGET_SECONDARY_RELOAD.
9896 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9897 Richard Guenther <rguenther@suse.de>
9899 PR tree-optimization/31254
9900 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
9901 Use handled_component_p () where appropriate. Continue
9902 propagating into the rhs if we propagated into an INDIRECT_REF
9905 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9907 * config/s390/s390.md (op_type attribute): RRR instruction type added.
9908 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
9909 (xde, xdee): Mode attributes adjusted to support DFP modes.
9910 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
9911 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
9912 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
9913 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
9914 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
9915 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9916 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
9918 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
9919 "movsf"): Insn definitions removed.
9920 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
9921 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
9922 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
9924 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
9925 "reload_in<mode>", "reload_out<mode>"): Expander added.
9926 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
9929 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9931 * config/s390/s390.md: Only non-functional changes. Renamed
9932 FPR mode macro to BFP all over the file.
9934 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9936 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
9937 (op_type attribute): RRF instruction type added.
9938 (fT0): New mode attribute.
9939 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9940 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
9941 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
9942 instruction no secondary memory is needed when moving DFmode values
9943 between GPRs and FPRs.
9945 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9947 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
9948 inverted and documentation adjusted.
9949 ("mhard-dfp", "msoft-dfp"): New options.
9950 * config/s390/s390.c (s390_handle_arch_option): New architecture
9952 (override_options): Sanity checks for the new options added.
9953 * config.gcc: New architecture switch: z9-ec.
9954 * config/s390/s390.h (processor_flags): PF_DFP added.
9955 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
9956 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
9957 when the bit is NOT set so remove it from the defaults.
9959 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9961 * genemit.c (main): Print include statement for dfp.h.
9962 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
9965 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9967 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
9969 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
9972 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
9975 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9977 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
9978 attr_length_call, output_call, output_indirect_call): Cleanup
9979 formatting of targetm calls.
9981 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9983 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
9985 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9987 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
9988 reservation, bypass and anti-bypass descriptions for these
9989 instructions. Update move patterns.
9990 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
9993 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
9995 * tree-vect-transform.c (get_initial_def_for_induction): Replace
9996 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
9997 (get_initial_def_for_reduction): Likewise.
9999 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10001 Fix PR tree-optimization/29922
10002 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10003 (get_representative): Removed.
10004 (value_dies_in_block_x): Update for rvuse removal.
10005 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10006 (compute_antic_aux): Handle when PHI nodes appear in
10007 non-single-successors.
10008 (dump_bitmap_of_names): Removed.
10009 (compute_antic_safe): Renamed and removed rvuse calculation.
10010 Calculate only antic safe.
10011 (insert_into_preds_of_block): Remove assert.
10012 (execute_pre): Update for renamed functions.
10013 (defer_or_phi_translate_block): New function.
10015 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10017 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10018 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10020 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10021 Follow spelling conventions.
10023 * tree-data-ref.h: Remove the prototype for analyze_array.
10025 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10027 PR tree-optimization/31041
10028 * tree-vect-transform.c (get_initial_def_for_induction): Call
10029 force_gimple_operand.
10031 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10033 * ipa-type-escape.c (look_for_casts) : Revert code to use
10034 handled_component_p due to ada test a-numaux.adb.
10036 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10038 * final.c (final_scan_insn): Alter the condition of a
10039 conditional trap if we have nonstandard CC.
10041 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10043 * configure.ac: Remove excess quoting from asm line 0 test.
10044 * configure: Rebuilt.
10046 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10048 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10049 * c-common.c (convert_and_check): Move warning logic to...
10050 (warnings_for_convert_and_check): ...here. Define.
10051 * c-common.h (warnings_for_convert_and_check): Declare.
10053 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10055 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10056 (output_call): Likewise.
10058 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10060 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10062 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10064 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10066 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10068 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10069 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10071 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10073 PR tree-optimization/31183
10074 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10075 Use double_int instead of unsigned int for representing access_strides.
10076 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10078 2007-03-16 Richard Guenther <rguenther@suse.de>
10080 PR tree-optimization/31146
10081 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10082 to allow recursion of forward_propagate_addr_expr.
10083 (forward_propagate_addr_into_variable_array_index): Likewise.
10084 (forward_propagate_addr_expr): Likewise.
10085 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10086 (forward_propagate_addr_expr_1): Recurse on simple copies
10087 instead of propagating into them. Do so for useless conversions
10089 (forward_propagate_addr_expr): Clean up unused statements after
10092 2007-03-16 Richard Guenther <rguenther@suse.de>
10094 * builtins.c (expand_builtin_cexpi): Use the right argument
10095 for the expansion via cexp.
10097 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10099 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10100 * configure: Rebuilt.
10102 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10105 * dwarf2out.c (force_type_die): Adjust comment.
10106 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10108 2007-03-15 DJ Delorie <dj@redhat.com>
10110 * config/frv/predicates.md (minmax_operator): Don't check operands
10113 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10115 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10116 Update constant estimates of number of iterations.
10117 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10118 argument renamed to "realistic".
10119 (compute_estimated_nb_iterations): Removed.
10120 (record_niter_bound): New function.
10121 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10122 call record_nonwrapping_iv with upper = false.
10123 (infer_loop_bounds_from_signedness): Pass upper argument to
10124 record_nonwrapping_iv.
10125 (estimate_numbers_of_iterations_loop): Do not call
10126 compute_estimated_nb_iterations. Record estimate based on profile
10127 information. Initialize the constant estimates of number of
10129 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10131 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10132 number of iterations is too small.
10133 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10134 (EST_NOT_AVAILABLE): Removed.
10135 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10136 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10139 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10141 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10142 Handle NE_EXPR guards.
10144 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10147 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10148 Set also -pedantic-errors by default for the preprocessor unless
10149 -fpermissive is given.
10151 2007-03-15 Richard Guenther <rguenther@suse.de>
10153 PR middle-end/29719
10154 PR middle-end/31161
10155 * builtins.c (expand_builtin_cexpi): As a fallback if we
10156 don't have builtins for sincos or cexp create a function
10157 declaration for cexp and expand to a call to that.
10158 (expand_builtin_int_roundingfn): Always fall
10159 back to floor/ceil and its variants even if they may be
10162 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10164 PR middle-end/31159
10165 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10166 jump tables, move the call to delete_dead_jumptables from here...
10167 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10168 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10169 don't allow merging of blocks that try_redirect_by_replacing_jump
10170 also does not handle when not optimizing.
10172 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10173 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10175 * config/i386/i386.md (x86_sahf_1): Correctly handle
10178 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10181 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10182 x86_64_general_operand as operand[2] predicate. Remove "iF"
10183 from operand constraints and use "e" constraint instead.
10184 (*subti3_1, *subti3_1 splitter): Ditto.
10185 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10186 operand[1] predicate.
10188 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10190 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10191 arrays, multiply the access strides by the size of the sub-array.
10192 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10194 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10196 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10197 the configured assembler supports the sahf mnemonic.
10198 * configure: Regenerate.
10199 * config.in: Regenerate.
10201 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10202 emit "sahf" or ".byte\t0x9e" as asm template.
10204 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10207 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10208 option to replace hard coded TARGET_xxx in md file.
10209 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10210 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10211 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10212 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10213 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10214 (X86_TUNE_NOT_VECTORMODE): Ditto.
10215 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10216 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10217 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10218 (TUNE_SLOW_IMUL_IMM8): Ditto.
10219 (TUNE_MOVE_M1_VIA_OR): Ditto.
10220 (TUNE_NOT_UNPAIRABLE): Ditto.
10221 (TUNE_NOT_VECTORMODE): Ditto.
10223 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10226 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10227 tuning options instead of hard coded TARGET_xxx.
10228 (fix ssemode peephole2's): Ditto.
10229 (imul peephole2's): Ditto.
10231 (movdi_or_rex64): Ditto.
10232 (move peephole2): Ditto.
10233 (not peephole2's): Ditto.
10235 2007-03-14 Dirk Mueller <dmueller@suse.de>
10237 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10238 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10239 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10241 * c-parser.c (c_parser_do_statement): Warn about empty body in
10242 do/while statement.
10243 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10244 * doc/invoke.texi (-Wempty-body): Update documentation.
10246 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10249 * c-common.h (warn_for_div_by_zero): Declare.
10250 * c-common.c (warn_for_div_by_zero): Define.
10251 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10254 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10256 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
10257 to PREFIX and STANDARD_PREFIX.
10259 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10260 Phil Edwards <phil@codesourcery.com>
10262 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
10263 (__gthread_once_t): Remove busy field for RTPs.
10264 (__GTHREAD_ONCE_INIT): Update accordingly.
10266 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10268 * doc/invoke.texi: Document VxWorks options.
10270 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10272 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
10274 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
10276 PR tree-optimization/30590
10277 * tree-nrv.c (tree_nrv): Check for the partial update of the
10280 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10282 * flags.h (flag_random_seed): Remove declaration, in favor of...
10283 * toplev.h (get_random_seed, set_random_seed): ... these.
10284 * tree.c (get_file_function_name): Use the former.
10285 * opts.c (common_handle_option): Use the latter.
10288 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
10290 PR middle-end/31127
10291 * cse.c (cse_find_path): Do not bail out if a basic block that
10292 we already visited now becomes part of a path that starts at a
10293 different basic block. Just disallow this, to make sure we
10294 visit each basic block at most once.
10296 2007-03-13 Jan Hubicka <jh@suse.cz>
10298 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
10299 attributes, when profile esitmate is present, calls with very low
10300 frequency are cold.
10302 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
10304 PR tree-optimization/30730
10305 PR tree-optimization/26900
10306 * tree-ssa-loop-niter.c: Include gmp.h.
10307 (bounds): New type.
10308 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
10309 split_to_var_and_offset, determine_value_range,
10310 bound_difference_of_offsetted_base, refine_bounds_using_guard,
10311 bound_difference, bounds_add, bounds_negate,
10312 number_of_iterations_ne_max, dump_affine_iv): New functions.
10313 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
10314 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
10315 difference of initial and final value of control iv to validate
10317 (number_of_iterations_cond): Add loop parameter. Determine bounds
10318 on the difference of the extremes of the control iv. Add dumps.
10319 (expand_simple_operations): Handle phi nodes.
10320 (simplify_using_initial_conditions): Do not record used conditions.
10321 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
10322 Do not set additional_info.
10323 (implies_nonnegative_p, implies_ge_p): Removed.
10324 (derive_constant_upper_bound): Do not use parameter `additional'.
10325 (record_estimate): Parameter `additional' removed. Parameter
10326 `i_bound' added. Do not call derive_constant_upper_bound.
10327 (record_nonwrapping_iv): Use derive_constant_upper_bound to
10328 bound the number of iterations estimate.
10329 (estimate_numbers_of_iterations_loop): Pass the estimate from
10330 the number of iterations analysis to record_estimate.
10331 * tree.h (multiple_of_p): Declare.
10332 * tree-scalar-evolution.c (expression_expensive_p): Removed.
10333 (scev_const_prop): Do not check expression_expensive_p.
10334 * fold-const.c (multiple_of_p): Exported.
10335 * double-int.c (double_int_mask): Exported.
10336 * double-int.h (double_int_mask): Declare.
10337 * tree-flow.h (struct tree_niter_desc): Removed additional_info
10338 field. Added max field.
10340 2007-03-13 David Taylor <taylor@candd.org>
10343 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
10346 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10349 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
10350 two unamed patterns.
10352 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
10354 * config/i386/i386.opt (mcx16, msahf): New options.
10355 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
10356 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
10358 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
10359 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
10360 Output -mcx16 and -msahf options when corresponding bit is set.
10362 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
10363 and -msahf options.
10365 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10367 * configure.ac: Test for assembler tolerance to # 0 "".
10368 * configure, config.in: Rebuilt.
10369 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
10371 2007-03-13 Geoffrey Keating <geoffk@apple.com>
10373 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
10375 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
10376 (handle_syscall): Handle direct system calls.
10377 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
10379 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10381 * doc/invoke.texi: Fix cpp.info cross-reference.
10382 * doc/passes.texi: Fix gcc.info cross-reference.
10384 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
10386 PR tree-optimization/30835
10387 * lambda-code.c (can_convert_to_perfect_nest): Check whether
10388 bb_for_stmt is not NULL before accessing it.
10390 2007-03-12 Joseph Myers <joseph@codesourcery.com>
10392 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
10395 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10398 * doc/install.texi: Document --enable-stage1-languages
10400 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
10402 * tree-pass.h (pass_into_cfg_layout_mode,
10403 pass_outof_cfg_layout_mode): Declare.
10404 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
10405 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
10406 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
10407 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
10409 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
10411 * c-decl.c (warn_variable_length_array): New function.
10412 Refactored from grokdeclarator to handle warn_vla
10413 and handle unnamed array case.
10414 (grokdeclarator): Refactored VLA warning case.
10415 * c.opt (Wvla): New flag.
10416 * doc/invoke.texi (Wvla): New warning.
10418 2007-03-12 Richard Henderson <rth@redhat.com>
10420 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
10421 (TARGET_SECTION_TYPE_FLAGS): New.
10423 2007-03-12 Richard Henderson <rth@redhat.com>
10425 * config/darwin.c (machopic_reloc_rw_mask): New.
10426 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
10427 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
10429 2007-03-12 Mark Mitchell <mark@codesourcery.com>
10431 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
10432 * cppdefault.h (cpp_PREFIX): Document.
10433 (cpp_PREFIX_len): Likewise.
10434 (cpp_EXEC_PREFIX): New variable.
10435 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
10436 * c-incpath.c (add_standard_paths): Correct logic for relocating
10437 paths within prefix.
10439 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
10441 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
10442 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
10444 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
10445 fix_truncdfdi_sse using SSEMODEF mode macro.
10446 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
10447 fix_truncdfsi_sse using SSEMODEF mode macro.
10448 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
10449 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
10451 2007-03-12 Richard Sandiford <richard@codesourcery.com>
10453 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
10454 elfos.h to tm_file.
10456 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
10458 * tree.h : Add multiple_of_p declaration.
10459 * fold-const.c (multiple_of_p): Make multiple_of_p public.
10460 * ipa-type-escape.c (results_of_malloc): Redundant.
10461 (visited_stmts): New. Visited stmt for walk_use_def_chains.
10462 (cast_type): Extended with new members.
10463 (check_cast): Returns cast_type.
10464 (cast): New structure for data of walk_use_def_chains.
10465 (is_malloc_result, is_cast_from_non_pointer_1,
10466 is_cast_from_non_pointer,
10467 is_array_access_through_pointer_and_index): New functions.
10468 (look_for_casts): Returns cast types.
10469 (check_call): Returns void.
10470 (okay_pointer_operation): Use support of pointer plus index,
10471 pointer plus constant and allow all multiplications.
10473 2007-03-11 Richard Guenther <rguenther@suse.de>
10475 PR tree-optimization/31115
10476 * tree-vrp.c (extract_range_from_binary_expr): Make sure
10477 the shift count is positive and non-anti-range for RSHIFT_EXPR.
10478 A shift count of zero is not special as with *_DIV_EXPR.
10479 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
10482 2007-03-11 Ian Lance Taylor <iant@google.com>
10484 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
10485 the *_DIV_EXPR codes correctly with overflow infinities.
10487 2007-03-11 Ira Rosen <irar@il.ibm.com>
10489 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
10490 indicate success/failure of the analysis. Add negation to subtrahend
10491 in case of subtraction. Fail if both operands contain constants.
10492 (create_data_ref): Fail if analyze_offset fails.
10494 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10496 * config/i386/i386.md (frndintxf2): Rename to ...
10497 (rintxf2): ... this. Remove expander having same name.
10498 (rintsf2, rintdf2): Implement using SSEMODEF macro.
10499 (roundsf2, rounddf2): Ditto.
10500 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
10501 (lround<mode>di2, lround<mode>si2): Ditto.
10503 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
10505 * lower-subreg.c: Include except.h.
10506 (decompose_multiword_subregs): Verify that the only control flow
10507 insns we can split are loads to multi-words pseudos.
10508 Handle breaking such blocks after splitting, instead of calling
10509 find_many_sub_basic_blocks.
10511 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
10512 on the new basic block. Add a lengthy comment explaining why we
10513 thought this was necessary.
10514 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
10516 2007-03-10 Mark Mitchell <mark@codesourcery.com>
10519 * tree.c (walk_type_fields): Recurse into the element type of
10520 ARRAY_TYPEs if there is a pointer set.
10522 2007-03-10 Dirk Mueller <dmueller@suse.de>
10524 * c-common.c (warn_logical_operator): Fix condition.
10526 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
10528 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
10530 * config/darwin.c (machopic_select_section): Remove superfluous
10531 argument in call to categorize_decl_for_section. Remove unused
10534 2007-03-10 Joseph Myers <joseph@codesourcery.com>
10536 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
10538 * configure: Regenerate.
10540 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
10543 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
10544 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
10545 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
10546 Add LABEL_NUSES to emitted label.
10547 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
10548 branch probability value to emitted jump insn.
10549 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
10550 Do not check life information and do not re-arrange input operands
10551 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
10553 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10555 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
10556 the change of decode_asm_operands.
10558 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10560 * mode-switching.c (create_pre_exit): Skip blockage insn.
10562 2007-03-09 Diego Novillo <dnovillo@redhat.com>
10564 * tree-pass.h (TODO_update_smt_usage): Remove.
10566 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10570 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10572 * pa.c (attr_length_call): Revise condition for long
10573 pc-relative branch.
10574 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
10575 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
10576 sequence on SOM target.
10578 2007-03-09 Geoffrey Keating <geoffk@apple.com>
10580 * gcc.c: Document %{, in big comment at top.
10581 (input_suffix_matches): Remove special handling for .s and
10583 (input_spec_matches): New.
10584 (handle_braces): Handle %{,.
10585 (validate_switches): ',' indicates a value which is not a switch.
10586 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
10587 to detect assembler input.
10588 * config/i386/sol2.h (CPP_SPEC): Likewise.
10589 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
10590 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
10591 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
10592 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
10593 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
10594 -m64 causes deployment target to default to 10.5.
10595 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10597 2007-03-09 Richard Henderson <rth@redhat.com>
10600 * target.h (targetm.asm.out.reloc_rw_mask): New.
10601 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
10602 (TARGET_ASM_OUT): Use it.
10603 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
10604 * varasm.c (categorize_decl_for_section): Remove shlib argument;
10605 use the new reloc_rw_mask target hook instead.
10606 (default_section_type_flags_1): Merge into...
10607 (default_section_type_flags): ... here.
10608 (decl_readonly_section_1): Merge into...
10609 (decl_readonly_section): ... here.
10610 (default_elf_select_section_1): Merge into...
10611 (default_elf_select_section): ... here.
10612 (default_unique_section_1): Merge into...
10613 (default_unique_section): ... here.
10614 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
10615 (default_select_rtx_section): Use it.
10616 (default_elf_select_rtx_section): Likewise.
10617 * output.h: Update to match.
10618 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
10619 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
10620 (TARGET_ASM_RELOC_RW_MASK): New.
10621 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
10622 to categorize_decl_for_section.
10623 (x86_64_elf_unique_section): Likewise.
10624 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
10625 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
10626 (TARGET_ASM_RELOC_RW_MASK): New.
10627 * config/ia64/ia64.c (ia64_rwreloc_select_section,
10628 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
10629 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
10630 (TARGET_RWRELOC): Remove.
10631 (ia64_section_type_flags): Adjust call to default_section_type_flags.
10632 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10633 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
10634 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
10635 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
10636 (rs6000_xcoff_select_section): Use decl_readonly_section.
10637 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
10638 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10639 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
10640 (TARGET_SECTION_TYPE_FLAGS): Remove.
10641 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
10643 2007-03-09 Roger Sayle <roger@eyesopen.com>
10645 * fold-const.c (fold_comparison): Remove compile-time evaluation of
10646 complex constant equality/inequality comparisons for here.
10647 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
10648 known at compile-time or can be simplified to a scalar comparison.
10649 (fold_relational_const): Move compile-time evaluation of complex
10650 constant equality/inequality comparisons to here.
10652 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10654 PR rtl-optimization/30643
10655 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
10657 (fold_rtx): Recurse, like before 2006-11-03.
10659 2007-03-09 DJ Delorie <dj@redhat.com>
10661 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
10664 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
10666 PR tree-optimization/30375
10667 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
10668 LHS of statements is not the same.
10669 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
10671 2007-03-09 Chao-ying Fu <fu@mips.com>
10673 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
10675 * doc/invoke.texi (-mdspr2): Document new option.
10676 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
10677 New unspec for DSP REV 2.
10678 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
10679 these instructions are extended in DSP REV 2.
10680 (mips-dspr2.md): Include.
10681 * config/mips/mips.opt (mdspr2): New option.
10682 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
10683 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
10684 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
10685 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
10686 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
10687 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
10688 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
10690 (bdesc_map): Add one field of unsupported_target_flags.
10691 (bdesc_arrays): Update entries to have extra fields. Add
10693 (mips_init_builtins): Initialize new function types.
10694 Check unsupported_target_fileds to filter out builtins.
10695 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
10697 (ASM_SPEC): Pass mdspr2 to the assembler.
10698 * config/mips/mips-dspr2.md: New file.
10700 2007-03-09 Sa Liu <saliu@de.ibm.com>
10702 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
10704 2007-03-09 Ian Lance Taylor <iant@google.com>
10706 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
10707 argument) like -Wstrict-overflow=2.
10708 * doc/invoke.texi (Warning Options): Update documentation.
10710 2007-03-09 Dirk Mueller <dmueller@suse.de>
10713 * doc/invoke.texi (-Wlogical-op): Document.
10714 * common.opt (-Wlogical-op): New.
10715 * c-common.h (warn_logical_operator): Declare.
10716 * c-common.c (warn_logical_operator): Define.
10717 * c-typeck.c (parser_build_binary_op): Call
10718 warn_logical_operator.
10720 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10722 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
10723 * final.c (final_scan_insn): Test for non-"" file name.
10725 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
10727 * doc/loop.texi: Document the Omega linear constraints solver.
10728 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
10729 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
10730 omega-hash-table-size, omega-max-keys, and
10731 omega-eliminate-redundant-constraints.
10732 * tree-pass.h (pass_check_data_deps): Declared.
10735 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
10736 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
10737 pass_check_data_deps): New.
10738 * tree-data-ref.c (init_data_ref): Remove declaration.
10739 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
10740 (analyze_array): Renamed init_array_ref, move up initializations.
10741 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
10742 Removed arguments that are set to NULL.
10743 (analyze_indirect_ref): Correct indentation, correct call to
10745 (object_analysis): Call init_array_ref instead of analyze_array.
10746 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
10747 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
10748 of DR_ACCESS_FNS_ADDR.
10749 (init_omega_eq_with_af, omega_extract_distance_vectors,
10750 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
10751 ddr_consistent_p): New.
10752 (compute_affine_dependence): Check consistency of ddrs when
10753 flag_check_data_deps is passed.
10754 (analyze_all_data_dependences): Uncomment.
10755 (tree_check_data_deps): New.
10756 * tree-data-ref.h: Include omega.h.
10757 (DR_ACCESS_FNS_ADDR): Removed.
10758 (data_dependence_relation): Add inner_loop.
10759 (DDR_INNER_LOOP): New.
10760 * common.opt (fcheck-data-deps): New.
10761 * tree-flow.h (tree_check_data_deps): Declare.
10762 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
10763 (OBJS-common): Depend on omega.o.
10765 * passes.c (pass_check_data_deps): Scheduled.
10766 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
10767 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
10768 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
10769 PARAM_VECT_MAX_VERSION_CHECKS,
10770 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
10772 2007-03-09 Richard Guenther <rguenther@suse.de>
10774 PR tree-optimization/30904
10775 PR middle-end/31058
10776 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
10777 the same way as *_DIV_EXPR.
10779 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10781 * recog.c (decode_asm_operands): No mixed declarations and code.
10783 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10785 * rtl.def (ASM_INPUT): Add location.
10786 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
10787 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
10788 (decode_asm_operands): Add loc operand.
10789 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
10790 * stmt.c (expand_asm): Rename to...
10791 (expand_asm_loc): ... this. Add locus argument. Pass it on to
10792 gen_rtx_ASM_INPUT_loc.
10793 (expand_asm_expr): Adjust.
10794 * recog.c (decode_asm_operands): Add loc operand.
10795 (check_asm_operands, extract_insn): Adjust.
10796 * reload1.c (maybe_fix_stack_asms): Likewise.
10797 * final.c (asm_insn_count): Likewise.
10798 (final_scan_insn): Output # line before and after asm.
10800 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
10802 * tree-ssa-structalias.c (variable_info): Remove
10804 (new_var_info): Ditto.
10805 (shared_bitmap_info_t): New structure.
10806 (shared_bitmap_table): New variable.
10807 (shared_bitmap_hash): New function.
10808 (shared_bitmap_eq): Ditto
10809 (shared_bitmap_lookup): Ditto.
10810 (shared_bitmap_add): Ditto.
10811 (merge_smts_into): Change to take bitmap directly.
10812 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
10813 (init_alias_vars): Init shared bitmap hashtable.
10814 (delete_points_to_sets): Delete shared bitmap hashtable.
10815 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
10816 is_aliased removal as a change that was still necessary was
10819 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
10821 * config/i386/i386.h (override_options): Conditionally disable
10822 x86_sahf for 64bit targets only.
10824 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10827 * c-decl.c (merge_decls): Don't call make_var_volatile.
10828 * varasm.c (make_var_volatile): Remove.
10829 * output.h (make_var_volatile): Remove.
10831 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
10833 PR tree-optimization/31085
10834 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
10836 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10838 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
10839 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
10840 ATTR_CONST_NOTHROW_LIST.
10842 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10845 2007-03-08 Diego Novillo <dnovillo@redhat.com>
10847 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
10849 2007-03-08 Geoffrey Keating <geoffk@apple.com>
10852 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
10854 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
10855 passed, use shared libgcc.
10857 2007-03-08 Roger Sayle <roger@eyesopen.com>
10859 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
10860 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10861 (honor_protect_cleanup_actions, lower_try_finally_switch):
10863 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
10864 ifc_temp_var): Likewise.
10865 * tree-inline.c (setup_one_parameter): Likewise.
10866 * tree-mudflap.c (mf_decl_cache_locals,
10867 mf_build_check_statement_for): Likewise.
10868 * tree-nested.c (init_tmp_var, save_tmp_var,
10869 finalize_nesting_tree_1): Likewise.
10870 * tree-outof-ssa.c (insert_copy_on_edge,
10871 insert_backedge_copies): Likewise.
10872 * tree-profile.c (tree_gen_edge_profiler,
10873 tree_gen_ic_profiler): Likewise.
10874 * tree-scalar-evolution.c (scev_const_prop): Likewise.
10875 * tree-sra.c (sra_build_assignment): Likewise.
10876 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
10877 * tree-ssa-math-opts.c (insert_reciprocals,
10878 execute_cse_sincos_1): Likewise.
10879 * tree-tailcall.c (adjust_accumulator_values,
10880 adjust_return_value): Likewise.
10881 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
10882 * tree-vect-transform.c (vect_create_data_ref_ptr,
10883 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
10884 vect_create_epilog_for_reduction, vectorizable_reduction,
10885 vectorizable_call, vectorizable_conversion,
10886 vectorizable_assignment, vectorizable_operation,
10887 vectorizable_type_demotion, vect_gen_widened_results_half,
10888 vect_permute_store_chain, vectorizable_store,
10889 vect_setup_realignment, vect_permute_load_chain,
10890 vectorizable_load, vectorizable_condition,
10891 vect_create_cond_for_align_checks): Likewise.
10892 * tree-vrp.c (build_assert_expr_for): Likewise.
10894 2007-03-08 Ian Lance Taylor <iant@google.com>
10896 * tree-vrp.c: Include "intl.h".
10897 (usable_range_p): New static function.
10898 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
10899 overflowed values, juts set *strict_overflow_p.
10900 (compare_values): Only return -2 if one of the operands is not a
10902 (compare_ranges): Call usable_range_p.
10903 (compare_range_with_value): Likewise.
10904 (vrp_evaluate_conditional_warnv): Rename from
10905 vrp_evaluate_conditional. Make static. Change all callers.
10906 (vrp_evaluate_conditional): New function.
10907 (simplify_div_or_mod_using_ranges): Issue warning about reliance
10908 on signed overflow.
10909 (simplify_abs_using_ranges): Likewise.
10910 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
10911 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
10912 within_stmt parameter.
10913 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10914 vrp_evaluate_conditional.
10915 * tree-ssa-threadedge.c
10916 (record_temporary_equivalences_from_stmts_at_dest): Change
10917 simplify parameter to take a second tree parameter.
10918 (simplify_control_stmt_condition): Likewise.
10919 (thread_across_edge): Likewise.
10920 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10921 (thread_across_edge): Likewise.
10922 * Makefile.in (tree-vrp.o): Depend upon intl.h.
10924 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
10926 * config/i386/i386.h (TARGET_SAHF): New define.
10927 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
10928 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
10929 (x86_sahf): New global variable.
10930 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
10931 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
10932 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
10933 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
10935 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
10936 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
10937 when expanding fcomi/sahf based tests.
10938 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
10939 expanding sahf based alternative. Emit sahf based sequence when
10940 optimizing for code size.
10941 * config/i386/i386.md (x86_sahf_1): Do not disable for
10942 TARGET_64BIT, enable for TARGET_SAHF.
10944 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
10946 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
10947 spurious whitespace from error message.
10949 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
10952 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
10954 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
10956 * c-decl.c (grokdeclarator): Disable warnings for anonymous
10958 * tree-sra.c (instantiate_element): Propagate disabled warnings
10959 from the element itself to the created variable.
10961 2007-03-07 Richard Henderson <rth@redhat.com>
10964 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
10965 silently fix up the stack in the case of a missing register.
10967 2007-03-07 Paul Brook <paul@codesourcery.com>
10969 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
10971 2007-03-07 Joseph Myers <joseph@codesourcery.com>
10973 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
10975 (phase1_vrs): Use them.
10976 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
10977 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
10978 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
10979 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
10980 __gnu_Unwind_Restore_WMMXC if required.
10981 (_Unwind_VRS_Pop): Implement iWMMXt support.
10982 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
10983 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
10984 gnu_Unwind_Save_WMMXC): Define.
10986 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10988 * config/vxworks.h (vxworks_override_options): Declare.
10989 (VXWORKS_OVERRIDE_OPTIONS): Use it.
10990 * config/vxworks.c: Include target.h and toplev.h.
10991 (vxworks_override_options): New function.
10992 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
10994 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
10996 * config/s390/s390.c (override_options): Don't emit an error when
10997 -mstack-size is used without providing -mstack-guard.
10998 (s390_emit_prologue): Choose stack_guard value automatically if not
10999 provided via command line.
11000 * doc/invoke.texi: Adjust description of -mstack-guard and
11003 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11005 * config/i386/i386.c (output_set_got): Add a GOT initialization
11006 sequence for VxWorks PIC.
11007 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11008 around labels as well as symbols. Use gotoff_operand instead
11009 of local_symbolic_operand.
11010 (legitimize_pic_address): Use gotoff_operand instead of
11011 local_symbolic_operand. Use @GOT accesses for labels as
11013 (ix86_output_addr_diff_elt): Use PC-relative rather than
11014 GP-relative offsets for VxWorks PIC.
11015 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11016 no_new_pseudos. Check whether the returned register is op0.
11017 * config/i386/i386.md (tablejump): Use PC-relative rather than
11018 GP-relative offsets for VxWorks PIC.
11019 * config/i386/predicates.md (gotoff_operand): New predicate.
11021 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11023 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11025 * config/vxworks-dummy.h: New file.
11026 * config/i386/i386.h: Include it.
11028 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11030 * dwarf2out.c (is_inlined_entry_point): New
11031 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11032 DW_AT_ranges if the first subblock is the entry point.
11034 2007-03-06 David Daney <ddaney@avtrex.com>
11036 * doc/install.texi (mips-*-*): Change recommended binutils
11039 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11041 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11042 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11044 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11045 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11047 2007-03-06 Jan Hubicka <jh@suse.cz>
11049 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11050 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11052 (probably_cold_bb_p): Cold functions are cold.
11053 (probably_never_executed_bb_p): Cold functions are cold.
11054 (tree_bb_level_predictions): Predict calls to cold functions as not
11056 (compute_function_frequency): Check hot/cold attributes.
11057 * function.h (function_frequency): Update comments.
11058 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11059 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11060 (c_common_att): Add cold and hot.
11062 * doc/extend.texi (hot,cold attributes): Document.
11064 2007-03-06 Andrew Haley <aph@redhat.com>
11066 * function.c (expand_function_end): Move blockage to just after we
11067 emit the label for the naked return from the function.
11069 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11071 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11074 2007-03-06 Jan Hubicka <jh@suse.cz>
11076 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11077 loaded for constant large models. Non-large 64bit PIC can do.
11078 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11079 * cmodel.h: Add LARGE PIC.
11080 * i386.md (UNSPEC_PLTOFF): New.
11081 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11083 (*call_1_rex64): Disable for large models.
11084 (*call_1_rex64_large): New.
11085 (*call_value_1_rex64): Disable for large models.
11086 (*call_value_1_rex64_large): New.
11087 (set_rip_rex4): New.
11088 (set_got_offset_rex64): New.
11089 * predicates.md (constant_call_address_operand): For large model
11090 constant calls are not possible.
11091 * i386-protos.h (construct_plt_address): Declare.
11092 * i386.c (override_options): Accept large models.
11093 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11094 (legitimate_constant_p): Add new UNSPECs.
11095 (legitimate_pic_operand_p): Likewise.
11096 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11097 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11099 (output_pic_addr_const): Add PLTOFF.
11100 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11101 (ix86_expand_move): Legitimize pic address when in PIC mode.
11102 (construct_plt_address): New function.
11103 (ix86_expand_call): Offload the address to register and use GOT
11104 pointer for large model.
11105 * invoke.texi (mcmodel=large): Update documentation.
11107 2007-03-06 Richard Henderson <rth@redhat.com>
11109 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11110 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11111 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11112 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11113 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11114 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11115 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11116 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11117 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11118 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11119 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11120 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11121 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11122 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11123 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11124 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11125 x86_schedule, x86_use_bt, x86_pad_returns,
11126 x86_use_xchgb): Merge into ...
11127 (ix86_tune_features): ... here. New array.
11128 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11129 x86_bswap): Merge into ...
11130 (ix86_arch_features): ... here. New array.
11131 (x86_3dnow_a): Remove.
11132 (x86_accumulate_outgoing_args): Make static.
11133 (x86_arch_always_fancy_math_387): Make static.
11134 (ix86_tune_mask, ix86_arch_mask): Move ...
11135 (override_options): ... to local variables here. Apply the
11136 appropriate mask to each element of ix86_arch_features and
11137 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11138 as were done in the old macros.
11139 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11140 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11141 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11142 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11143 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11144 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11145 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11146 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11147 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11148 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11149 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11150 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11151 x86_accumulate_outgoing_args, x86_prologue_using_move,
11152 x86_epilogue_using_move, x86_decompose_lea,
11153 x86_arch_always_fancy_math_387, x86_shift1,
11154 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11155 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11156 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11157 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11158 x86_use_incdec, x86_pad_returns, x86_bswap,
11159 x86_partial_flag_reg_stall): Remove.
11160 (enum ix86_tune_indices): New.
11161 (ix86_tune_features): New.
11162 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11163 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11164 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11165 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11166 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11167 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11168 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11169 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11170 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11171 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11172 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11173 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11174 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11175 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11176 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11177 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11178 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11179 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11180 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11181 TARGET_EXT_80387_CONSTANTS): Use it.
11182 (enum ix86_arch_indices): New.
11183 (ix86_arch_features): New.
11184 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11185 TARGET_BSWAP): Use it.
11186 (ix86_tune_mask, ix86_arch_mask): Remove.
11188 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11191 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11192 Define using $${sysroot_headers_suffix}.
11193 * configure: Regenerate.
11194 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11195 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11197 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11198 * gcc.c (print_sysroot_headers_suffix): New.
11199 (option_map): Include --print-sysroot-headers-suffix.
11200 (display_help): Mention -print-sysroot-headers-suffix.
11201 (process_command): Handle -print-sysroot-headers-suffix.
11202 (do_spec_1): Append multilib directory to include-fixed path if
11203 sysroot suffixes in use.
11204 (main): Handle -print-sysroot-headers-suffix.
11205 * Makefile.in (start.encap): Don't depend on xlimits.h
11206 (xlimits.h): Remove.
11207 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11208 limits.h for each multilib in fixinc_list.
11209 (fixinc_list, s-fixinc_list): New.
11210 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11211 generate them for each multilib in fixinc_list.
11212 (stmp-fixproto): Use include-fixed. Run fixproto for each
11213 multilib in fixinc_list.
11214 (mostlyclean): Don't remove xlimits.h.
11215 (clean): Remove include-fixed.
11216 (real-install-headers-tar, real-install-headers-cpio,
11217 real-install-headers-cp): Don't copy include, only include-fixed.
11218 (install-mkheaders): Depend on fixinc_list. Don't depend on
11219 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11220 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11221 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11223 2007-03-06 Jan Hubicka <jh@suse.cz>
11225 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11228 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11230 * configure.ac: Allow tm_file to contain build-directory files.
11231 * configure: Regenerate.
11232 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11233 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11234 * config/m68k/print-sysroot-suffix.sh: New file.
11236 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11238 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11239 of pic_offset_table_rtx if reload_completed.
11240 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11241 PIC_OFFSET_TABLE_REGNUM.
11242 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11244 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11245 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11247 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11249 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11250 functions that call eh_return.
11252 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11254 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11255 functions that need a constant pool.
11257 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11260 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
11261 (m68k_preferred_reload_class): Likewise.
11262 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
11263 (SECONDARY_RELOAD_CLASS): Define.
11264 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
11265 (LIMIT_RELOAD_CLASS): Delete.
11266 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
11267 registers from storing bytes.
11268 (m68k_secondary_reload_class): New function.
11269 (m68k_preferred_reload_class): Likewise.
11271 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11273 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
11275 (m68k_expand_prologue): Likewise.
11277 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11279 * config/m68k/m68k-protos.h (output_sibcall): Declare.
11280 (mips_expand_epilogue): Add a bool parameter.
11281 (m68k_legitimize_sibcall_address): Declare.
11282 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
11283 (m68k_expand_epilogue): Add a parameter to select between sibling
11284 and normal epilogues. Only generate a return for the latter.
11285 (m68k_ok_for_sibcall_p): New function.
11286 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
11287 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
11288 (sibcall_value, *sibcall_value): Likewise.
11289 (*call, *call_value): Require !SIBLING_CALL_P.
11290 (epilogue): Update call to m68k_expand_epilogue.
11291 (sibcall_epilogue): New pattern.
11292 * config/m68k/predicates.md (const_call_operand): Say that this
11293 predicate applies to sibling calls too.
11294 (sibcall_operand): New predicate.
11296 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11298 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
11299 alternatives as movsi_cf.
11300 (movsf_cf_hard): Add commentary.
11302 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
11303 Richard Sandiford <richard@codesourcery.com>
11305 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
11306 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
11307 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
11308 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
11309 as being live on exit from an interrupt function.
11310 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
11311 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
11312 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
11313 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
11314 (m68k_interrupt_function_p): Globalize.
11315 (m68k_compute_frame_layout): Remove reverse mask code.
11316 (m68k_emit_movem, m68k_set_frame_related): New functions.
11317 (m68k_output_function_prologue): Delete in favor of...
11318 (m68k_expand_prologue): ...this new function.
11319 (m68k_output_function_epilogue): Delete in favor of...
11320 (m68k_expand_epilogue): ...this new function.
11321 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
11323 (print_operand): Handle %?.
11324 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
11325 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
11326 (prologue, epilogue): New patterns.
11327 (return): Turn into a define_expand.
11328 (*return): New pattern, derived from old "return" pattern. Use rte
11329 rather than rts for interrupt functions. Only use rtd if the pop
11331 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
11332 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
11333 (link, *link, unlink, *unlink, load_got): Likewise.
11335 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11339 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
11340 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
11341 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
11342 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
11343 and m68k_matches_u_p.
11344 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
11345 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
11346 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
11347 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
11348 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
11349 (REG_STRICT_P): New macro.
11350 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
11351 PCREL_GENERAL_OPERAND_OK.
11352 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
11353 m68k_legitimate_base_reg_p.
11354 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
11355 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
11356 (PIC_CASE_VECTOR_ADDRESS): Update comment.
11357 * config/m68k/m68k.c (m68k_address): New structure.
11358 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
11359 (m68k_decompose_index, m68k_legitimate_constant_address_p)
11360 (m68k_jump_table_ref_p, m68k_decompose_address)
11361 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
11362 (m68k_matches_u_p): New functions.
11363 (print_operand_address): Rewrite to use m68k_decompose_index.
11365 2007-03-05 David Taylor <dtaylor@emc.com>
11367 * gcc.c: Correct copyright date in --version output.
11369 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11371 * pa.md: In unamed move patterns, disparge copies between general
11372 and floating point registers using '?' modifier. Don't include 'f'
11373 constraint for register preferences in DImode, SImode, HImode and
11374 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
11375 Remove constraints for copies between general and floating registers
11376 in soft-float DFmode pattern.
11377 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
11381 2007-03-05 Mike Stump <mrs@apple.com>
11383 * c-common.c (targetcm): Add.
11384 * c-opts.c (c_common_handle_option): Handle language specific
11386 * opts.c (handle_option): Verify language for target options, if
11388 * opth-gen.awk: Add CL_LANG_ALL.
11389 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
11390 (TARGETCM_INITIALIZER): Add.
11391 * target.h (struct gcc_targetcm): Add.
11393 * targhooks.c (default_handle_c_option): Add.
11394 * targhooks.h (default_handle_c_option): Add.
11395 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
11397 * config/darwin.opt (iframework): Add.
11398 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
11399 * config/darwin-c.c (handle_c_option): Add.
11400 (TARGET_HANDLE_C_OPTION): Add.
11402 * doc/invoke.texi (Darwin Options): Add -iframework.
11404 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11406 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
11409 2007-03-05 Ian Lance Taylor <iant@google.com>
11411 * c.opt (fgnu89-inline): New option.
11412 * c-opts.c (c_common_post_options): Set default value for
11414 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
11415 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
11417 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
11418 (grokdeclarator, start_function): Likewise.
11419 * c-cppbuiltin.c (c_cpp_builtins): Define either
11420 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
11421 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
11422 (C Dialect Options): Document -fgnu89-inline.
11423 * doc/extend.texi (Function Attributes): Explain what the
11424 gnu_inline attribute does.
11425 * doc/cpp.texi (Common Predefined Macros): Document
11426 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11428 2007-03-05 Ian Lance Taylor <iant@google.com>
11430 PR tree-optimization/31034
11431 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
11432 half-range if the other side is an overflow infinity.
11434 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11436 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
11437 (bfin*-linux-uclibc*): New configuration.
11438 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
11440 * config/bfin/linux.h: New file.
11441 * config/bfin/libgcc-bfin.ver: New file.
11442 * config/bfin/t-bfin-uclinux: New file.
11443 * config/bfin/t-bfin-linux: New file.
11444 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
11445 (TARGET_OS_CPP_BUILTINS): New macro.
11447 2007-03-05 Richard Guenther <rguenther@suse.de>
11449 * fold-const.c (fold_binary): Remove duplicate folding
11450 of comparison of non-null ADDR_EXPR against null.
11452 2007-03-05 Richard Guenther <rguenther@suse.de>
11453 Dorit Nuzman <dorit@il.ibm.com>
11455 PR tree-optimization/26420
11456 * tree-vectorizer.c (vectorize_loops): Bail out early if there
11457 are no loops in the function. Only print the number of
11458 vectorized loops if it is greater than zero or we are supposed
11459 to print information about unvectorized loops.
11461 2007-03-05 Revital Eres <eres@il.ibm.com>
11463 * gcc.dg/var-expand1.c: New test.
11464 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
11465 when an accumulator is expanded.
11467 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11470 * c-common.c (convert_and_check): Don't give warnings for
11471 conversion if 'expr' already overflowed.
11473 2007-03-04 Roger Sayle <roger@eyesopen.com>
11475 PR middle-end/30744
11476 * fold-const.c (fold_comparison): Enforce type consistency when
11477 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
11479 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
11481 * tree-ssa-address.c (create_mem_ref): Do not put an expression
11482 containing a cast to the base of TARGET_MEM_REF.
11484 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
11486 * tree.c (tree_contains_struct_check_failed): Remove spurious
11487 whitespace from error message.
11489 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11492 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
11493 instead of precision.
11495 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
11496 Nathan Sidwell <nathan@codesourcery.com>
11498 * emit-rtl.c (find_auto_inc): New.
11499 (try_split): recreate REG_INC notes,
11500 Use regular for loops rather than whiles.
11502 2007-03-03 Andreas Schwab <schwab@suse.de>
11504 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
11505 * configure: Regenerate.
11507 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11509 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
11510 flag_rounding_math, not flag_unsafe_math_optimizations.
11512 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
11514 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
11515 alpha_fold_vector_minmax): Likewise.
11516 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11517 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
11519 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11521 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
11522 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
11523 if the lhs has side-effects.
11524 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
11526 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11528 * config/i386/i386.h (TUNEMASK): Remove define.
11529 (ARCHMASK): Remove define.
11530 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
11531 Use ix86_arch_mask variable instead of ARCHMASK.
11532 * config/i386/i386.c (override_options): Ditto.
11533 (standard_80387_constant_p): Ditto.
11535 2007-03-02 Ian Lance Taylor <iant@google.com>
11537 Used signed infinities in VRP.
11538 * tree-vrp.c (uses_overflow_infinity): New static function.
11539 (supports_overflow_infinity): New static function.
11540 (make_overflow_infinity): New static function.
11541 (negative_overflow_infinity): New static function.
11542 (positive_overflow_infinity): New static function.
11543 (is_negative_overflow_infinity): New static function.
11544 (is_positive_overflow_infinity): New static function.
11545 (is_overflow_infinity): New static function.
11546 (overflow_infinity_range_p): New static function.
11547 (compare_values_warnv): New function split out of compare_values.
11548 (compare_value): Call it.
11549 (set_value_range_to_nonnegative): Add overflow_infinity
11550 parameter. Change caller.
11551 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
11553 (vrp_expr_computes_nonzero): Likewise.
11554 (compare_ranges, compare_range_with_value): Likewise.
11555 (compare_name_with_value, compare_names): Likewise.
11556 (vrp_evaluate_conditional): Likewise.
11557 (set_value_range): Handle infinity
11558 (vrp_operand_equal_p, operand_less_p): Likewise.
11559 (extract_range_from_assert): Likewise.
11560 (vrp_int_const_binop): Likewise.
11561 (extract_range_from_binary_expr): Likewise.
11562 (extract_range_from_unary_expr): Likewise.
11563 (extract_range_from_comparison): Likewise.
11564 (extract_range_from_expr): Likewise.
11565 (dump_value_range): Likewise.
11566 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
11567 (test_for_singularity): Likewise.
11568 (vrp_int_const_binop): Remove inline qualifier.
11569 (adjust_range_with_scev): Add comment.
11570 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11572 2007-03-02 Diego Novillo <dnovillo@redhat.com>
11574 * tree-ssa-structalias.c (could_have_pointers): Tidy.
11575 (get_constraint_for): Likewise.
11576 (do_structure_copy): Likewise.
11577 (find_func_aliases): Fix references to MODIFY_EXPR.
11578 (intra_create_variable_infos): Tidy.
11579 * tree-ssa-operands.c (add_virtual_operand): Add argument
11581 When adding members of alias sets, if IS_CALL_SITE is true and
11582 the symbol is not call-clobbered, skip it.
11583 Adjust all callers.
11585 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11587 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
11588 entry by means of emit_insn_at_entry.
11590 2007-03-02 Richard Henderson <rth@redhat.com>
11592 * expr.h (promoted_input_arg): Remove decl.
11593 * function.c (promoted_input_arg): Merge into ...
11594 * combine.c (setup_incoming_promotions): ... only caller.
11595 Rearrange to avoid double loop.
11597 2007-03-02 Ben Elliston <bje@au.ibm.com>
11598 Peter Bergner <bergner@vnet.ibm.com>
11599 Janis Johnson <janis187@us.ibm.com>
11601 * config/rs6000/dfp.md: New file.
11602 * config/rs6000/rs6000.md: Include dfp.md.
11603 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
11604 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
11605 and TDmode decimal float modes in FP registers.
11606 (num_insns_constant): Likewise.
11607 (rs6000_legitimate_offset_address_p): Likewise.
11608 (rs6000_legitimize_address): Likewise.
11609 (rs6000_legitimize_reload_address): Likewise.
11610 (rs6000_legitimate_address): Likewise.
11611 (rs6000_emit_move): Likewise.
11612 (function_arg_boundary): Likewise.
11613 (function_arg_advance): Likewise.
11614 (rs6000_darwin64_record_arg_recurse): Likewise.
11615 (function_arg): Likewise.
11616 (rs6000_gimplify_va_arg): Likewise.
11617 (rs6000_split_multireg_move): Likewise.
11618 (rs6000_output_function_epilogue): Likewise.
11619 (rs6000_output_function_epilogue): Likewise.
11620 (rs6000_register_move_cost): Likewise.
11621 (rs6000_function_value): Likewise.
11622 (rs6000_libcall_value): Likewise.
11624 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11626 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
11628 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11630 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
11631 Use $MULTIDIR to choose between the kernel and RTP headers,
11632 and use $WIND_BASE and $WIND_USR to locate them.
11634 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11636 * config/i386/i386.c (override_options): Put initialization of
11637 ix86_tune_mask and ix86_arch_mask to the correct place.
11639 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11640 Michael Meissner <michael.meissner@amd.com>
11643 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
11644 (ARCHMASK): Define.
11645 (TARGET_CMOVE): Use ARCHMASK.
11646 (TARGET_CMPXCHG): Ditto.
11647 (TARGET_CMPXCHG8B): Ditto.
11648 (TARGET_XADD): Ditto.
11649 (TARGET_BSWAP): Ditto.
11650 * config/i386/i386.c (ix86_tune_mask): New global variable.
11651 (ix86_arch_mask): Ditto.
11652 (override_options): Initialize ix86_tune_mask and
11653 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
11656 2007-03-02 Ben Elliston <bje@au.ibm.com>
11659 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
11661 2007-03-02 Joseph Myers <joseph@codesourcery.com>
11663 * target.h (init_dwarf_reg_sizes_extra): New target hook.
11664 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
11665 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
11666 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
11668 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
11669 rs6000_init_dwarf_reg_sizes_extra): New.
11670 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
11671 SPE register high parts.
11673 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
11675 * Makefile.in: Add install-pdf target as
11676 copied from automake v1.10 rules.
11677 * configure.ac: Add install-pdf to target list.
11678 * configure: Regenerate.
11680 2007-03-01 Paul Brook <paul@codesourcery.com>
11682 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
11683 modes to LDRD for DImode.
11684 (output_move_double): Fixup out of range ldrd/strd.
11685 (vfp_secondary_reload_class): Rename...
11686 (coproc_secondary_reload_class): ... to this. Add wb argument.
11687 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
11688 coproc_secondary_reload_class for CLASS_IWMMXT.
11689 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
11690 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
11692 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11694 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
11695 unroll factor by the estimated number of iterations.
11696 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
11697 than prefetch latency.
11699 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
11700 decode_caches_intel, detect_caches_intel): New functions.
11701 (host_detect_local_cpu): Use detect_caches_amd and
11702 detect_caches_intel.
11704 2007-03-01 Richard Henderson <rth@redhat.com>
11706 * expr.c (emit_move_complex_push): Export.
11707 (emit_move_complex_parts): Split out from ...
11708 (emit_move_complex): ... here.
11709 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
11710 * config/i386/i386.md (movcdi): New.
11712 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
11714 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
11715 size of mode1 to check for tieable modes in MMX case.
11717 2007-03-01 Richard Sandiford <richard@codesourcery.com>
11719 * Makefile.in (rtlanal.o): Depend on tree.h.
11720 * rtl.h (offset_within_section_p, split_const): Declare.
11721 * rtlanal.c: Include tree.h.
11722 (offset_within_block_p): New function, taken from
11723 mips_offset_within_object_p.
11724 (split_const): New function, taken from mips_split_const.
11725 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
11727 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11728 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
11729 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
11730 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11731 (m68k_illegitimate_symbolic_constant_p): New function.
11732 * config/m68k/m68k.md (movsi): Remove misleading predicates.
11733 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
11734 symbolic constant that might be outside the symbol's section,
11735 move the symbol first and then add the offset.
11736 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
11738 * config/mips/mips.c (mips_split_const): Delete.
11739 (mips_offset_within_object_p): Delete.
11740 (mips_symbolic_constant_p): Use offset_within_section_p and
11741 split_const instead of mips_offset_within_object_p and
11743 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
11744 (mips_legitimize_const_move, print_operand_reloc)
11745 (mips_dangerous_for_la25_p): Use split_const instead of
11748 2007-02-28 Eric Christopher <echristo@apple.com>
11750 * Makefile.in (install-include-dir): Don't rm -rf include.
11752 2007-02-28 Richard Guenther <rguenther@suse.de>
11754 PR middle-end/30364
11755 * fold-const.c (fold_binary): Do not associate expressions
11756 with more than one variable for integer types that do not wrap.
11758 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
11760 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
11761 Delete, and replace with...
11762 (fold_builtin_call_array): This. Update callers to use it.
11763 * fold-const.c (fold_build_call_list): Delete, and replace with...
11764 (fold_build_call_array): This.
11765 (fold_build_call_list_initializer): Delete, and replace with...
11766 (fold_build_call_array_initializer): This.
11767 * tree.h: Update declarations to reflect above changes.
11769 * c-typeck.c (build_function_call): Store converted arguments
11770 in a stack-allocated array instead of building a list.
11771 (convert_arguments): Store arguments in the array passed in as an
11772 argument, and return the actual number of arguments.
11773 * c-format.c: (check_function_format): Pass arguments in an
11774 array instead of a list.
11775 * c-common.c (check_function_nonnull): Likewise.
11776 (check_function_sentinel): Likewise.
11777 (check_function_arguments): Likewise.
11778 * c-common.h: Update declarations to reflect above changes.
11780 2007-02-28 Jan Hubicka <jh@suse.cz>
11782 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
11783 PRED_NEGATIVE_RETURN): Update outcomes.
11785 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
11787 * calls.c (emit_library_call_value_1): Handle partial registers
11788 correctly when building up CALL_INSN_FUNCTION_USAGE.
11790 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11792 * pa/predicates.md (move_src_operand): Allow zero for mode.
11793 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
11796 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
11799 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
11800 *movv2df_internal): Enable pattern only for valid operand
11802 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
11803 tie only 128bit modes. For MMX registers, tie only 64bit modes.
11805 2007-02-27 Mike Stump <mrs@apple.com>
11807 * config/darwin-crt3.c: Avoid compilation when compiling for a
11810 2007-02-27 Joseph Myers <joseph@codesourcery.com>
11812 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
11814 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
11815 for fixed headers and limits.h.
11816 (install-include-dir, install-headers-tar, install-headers-cpio,
11817 install-headers-cp, real-install-headers-tar,
11818 real-install-headers-cpio, real-install-headers-cp): Handle
11819 include-fixed as well as include.
11820 (install-mkheaders): Don't install files that go only in include
11822 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
11823 from GCC_INCLUDE_DIR.
11824 * gcc.c (process_command): Remove special -BstageN/ handling.
11825 (do_spec_1): Add include-fixed directories.
11827 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11829 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
11831 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
11833 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
11836 2007-02-27 Mark Mitchell <mark@codesourcery.com>
11838 * c-common.c (get_priority): Add check for
11839 SUPPORTS_INIT_PRIORITY.
11841 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11843 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
11845 * config/bfin/bfin.c: Include "cfglayout.h".
11846 (MAX_LSETUP_DISTANCE): New macro.
11847 (struct loop_info): New members incoming, incoming_src and
11848 incoming_dest. Delete member predecessor.
11849 (length_for_loop): New function.
11850 (bfin_optimize_loop): Handle more different loop structures.
11851 (bfin_discover_loop): Rework detection of predecessor blocks by
11852 examining incoming edges.
11853 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
11855 (bfin_reorder_loops): New function.
11856 (bfin_reorg_loops): Use these three new functions.
11858 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
11859 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
11860 (CONSTRAINT_LEN): Add entry for 'q'.
11861 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
11862 Add 'q' constraints.
11863 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
11864 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
11866 * config/bfin/bfin.md (add_with_carry): New pattern.
11867 (s_or_u, su_optab, su_modifier): New code macros/attrs.
11868 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
11869 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
11870 support unsigned multiplies too. Removed incorrect commutativity from
11871 operand 1 constraint where appropriate.
11872 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
11874 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
11875 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
11877 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
11878 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
11879 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
11880 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
11881 usmulhisi_hh_huh): New patterns.
11883 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
11884 lshifthi3): Fix output template to use half reg for operand 2.
11886 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
11889 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
11891 2007-02-27 Andreas Schwab <schwab@suse.de>
11893 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
11895 2007-02-27 Jan Hubicka <jh@suse.cz>
11897 * predict.c (last_basic_block_p): Remove.
11898 (tree_estimate_probability): Update return heuristic for commonized
11901 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11903 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
11905 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11907 * doc/include/gcc-common.texi (versionsubtitle): New macro.
11908 * doc/cpp.texi: Standardize title page.
11909 * doc/cppinternals.texi: Likewise.
11910 * doc/gcc.texi: Standardize title page, remove version number
11911 from copyright page.
11912 * doc/gccint.texi: Likewise.
11913 * doc/install.texi: Standardize title page, add table of
11916 2007-02-26 Jan Hubicka <jh@suse.cz>
11918 * predict.def: Set outcomes according to more recent results.
11919 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
11920 Remove dead predictors.
11921 * predict.c (return_prediction): Fix pasto.
11923 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11925 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
11926 change; avoid a memory leak when returning early.
11928 2007-02-26 Mark Mitchell <mark@codesourcery.com>
11930 * c-decl.c (static_ctors): Move to c-common.c.
11931 (static_dtors): Likewise.
11932 (finish_function): Use c_record_cdtor_fn.
11933 (build_cdtor): Move to c-common.c.
11934 (c_write_global_declarations): Use c_build_cdtor_fns.
11935 * c-common.h (static_ctors): Declare.
11936 (static_dtors): Likewise.
11937 (c_record_cdtor_fn): Likewise.
11938 (c_build_cdtor_fns): Likewise.
11939 * c-common.c (static_ctors): New variable.
11940 (static_dtors): Likewise.
11941 (c_record_cdtor_fn): New function.
11942 (build_cdtor): Move from c-decl.c
11943 (c_build_cdtor_fns): New function.
11945 * output.h (assemble_addr_to_section): Declare.
11946 (get_cdtor_priority_section): Likewise.
11947 * varasm.c (assemble_addr_to_section): New function.
11948 (get_cdtor_priority_section): Likewise.
11949 (default_named_section_asm_out_destructor): Use them.
11950 (destor_dtor_section_asm_out_destructor): Likewise.
11951 (default_named_section_asm_out_constructor): Likewise.
11952 (default_ctor_section_asm_out_constructor): Likewise.
11953 * config.gcc (*-*-vxworks*): Include vxworks.o.
11954 * config/t-vxworks (vxworks.o): New target.
11955 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
11956 (TARGET_ASM_CONSTRUCTOR): Define.
11957 (TARGET_ASM_DESTRUCTOR): Likewise.
11958 (vxworks_asm_out_constructor): Declare.
11959 (vxworks_asm_out_destructor): Likewise.
11961 * c-common.c (get_priority): Check that we have not just an
11962 INTEGER_CST, but an integer constant with integeral type.
11964 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
11966 PR tree-optimization/30938
11967 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
11968 use &dt[nargs-1] instead of &dt[nargs] in the call to
11969 vect_is_simple_use().
11971 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
11973 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
11974 from register elimination as PRE_MODIFY / POST_MODIFY increments.
11975 Do not attempt to handle MEM inside auto-inc expressions.
11976 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
11977 of a register modified by an auto-inc expression. However, do handle
11978 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
11979 (elimination_effects): Prohibit elimination of a register modified
11980 by an auto-inc expression. Disable register elimination rules whose
11981 target register is modified by an auto-inc expression with variable
11984 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
11986 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
11988 (array_at_struct_end_p): New function.
11989 (idx_infer_loop_bounds): Use it.
11990 (estimate_numbers_of_iterations_loop): Export.
11991 * predict.c (predict_loops): Use estimated_loop_iterations_int.
11992 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
11993 (tree_estimate_probability): Call record_loop_exits.
11994 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
11995 (estimated_loop_iterations, estimated_loop_iterations_int,
11996 estimated_loop_iterations_tree): New functions.
11997 (analyze_siv_subscript_cst_affine,
11998 compute_overlap_steps_for_affine_1_2,
11999 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12000 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12001 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12002 (PRED_LOOP_ITERATIONS_GUESSED): New.
12003 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12004 * cfgloop.h (estimate_numbers_of_iterations_loop,
12005 estimated_loop_iterations_int): Declare.
12007 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12009 * doc/extend.texi: Document optional priority argument to
12010 constructors and destructors.
12011 * tree.c (init_priority_for_decl): Adjust GTY markers.
12012 (init_ttree): Use priority-info hash functions for
12013 init_priority_for_decl.
12014 (tree_map_eq): Rename to ...
12015 (tree_map_base_eq): ... this.
12016 (tree_map_marked_p): Rename to ...
12017 (tree_map_base_marked_p): ... this.
12018 (tree_map_base_hash): New function.
12019 (decl_init_priority_lookup): Rework.
12020 (decl_fini_priority_lookup): New function.
12021 (decl_priority_info): New function.
12022 (decl_init_priority_insert): Use it.
12023 (decl_fini_priority_insert): Likewise.
12024 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12026 (decl_restrict_base_insert): Likewise.
12027 (decl_debug_expr_insert): Likewise.
12028 (decl_value_expr_lookup): Likewise.
12029 (decl_value_expr_insert): Likewise.
12030 * tree.h (priority_type): New type.
12031 (decl_init_priority_lookup): Use priority_type.
12032 (decl_fini_priority_lookup): New function.
12033 (decl_init_priority_insert): Use priority_type.
12034 (decl_fini_priority_insert): New function.
12035 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12036 (DECL_INIT_PRIORITY): Likewise.
12037 (SET_DECL_INIT_PRIORITY): Add comment.
12038 (DECL_FINI_PRIORITY): New macro.
12039 (SET_DECL_FINI_PRIORITY): Likewise.
12040 (DEFAULT_INIT_PRIORITY): Document.
12041 (MAX_INIT_PRIORITY): Likewise.
12042 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12043 (tree_map_base): New type.
12044 (tree_map_base_eq): New function.
12045 (tree_map_base_hash): Likewise.
12046 (tree_map_base_marked_p): Likewise.
12047 (tree_map): Inherit from tree_map_base.
12048 (tree_map_eq): Make it a macro.
12049 (tree_map_marked_p): Likewise.
12050 (tree_int_map): Inherit from tree_map_base.
12051 (tree_int_map_eq): Make it a macro.
12052 (tree_int_map_hash): Likewise.
12053 (tree_int_map_marked_p): Likewise.
12054 (tree_priority_map): New type.
12055 (tree_priority_map_eq): New macro.
12056 (tree_priority_map_hash): Likewise.
12057 (tree_priority_map_marked_p): Likewise.
12058 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12060 (emutls_common_1): Likewise.
12061 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12062 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12063 of tree_map hierarchy.
12064 * tree-cfg.c (move_stmt_r): Likewise.
12065 (new_label_mapper): Likewise.
12066 * c-tree.h (c_expand_body): Move to ...
12067 * c-common.h (c_expand_body): ... here.
12068 * c-decl.c (c_expand_body): Move to ...
12069 * c-common.c (c_expand_body): ... here.
12070 (c_common_attribute_table): Allow 1 argument for the constructor
12071 and destructor attributes.
12072 (get_priority): New function.
12073 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12074 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12076 2007-02-24 Jan Hubicka <jh@suse.cz>
12078 PR middle-end/30509
12079 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12080 copying for inlining.
12082 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12083 Jan Hubicka <jh@suse.cz>
12086 * i386.c (counter_mode): New function.
12087 (expand_set_or_movmem_via_loop): Use it.
12088 (expand_movmem_epilogue): Likewise; fix pasto.
12089 (ix86_expand_movmem): Do emit guard even for constant counts.
12090 (ix86_expand_setmem): Likewise.
12092 2007-02-25 Nick Clifton <nickc@redhat.com>
12094 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12095 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12097 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12100 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12101 count argument with 0x10, not with 0x16.
12102 (expand_setmem_epilogue): Ditto.
12104 2007-02-24 Mike Stump <mrs@apple.com>
12106 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12109 2007-02-24 Richard Guenther <rguenther@suse.de>
12111 PR middle-end/30951
12112 * fold-const.c (fold_binary): Fold x +- CST op x for
12113 EQ_EXPR and NE_EXPR.
12115 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12117 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12119 2007-02-24 Jan Hubicka <jh@suse.cz>
12121 * cgraphunit.c (decide_is_function_needed): Honor
12122 -fkeep-inline-functions.
12124 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12126 * builtins.c (fold_builtin_modf): New.
12127 (fold_builtin_2): Use it.
12129 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12131 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12132 (determine_max_iter): Take additional LOOP arg; all callers changed.
12133 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12134 one using simplifications.
12135 (simplify_using_initial_values): Return if the expression becomes
12136 invalid due to altered regs.
12138 2007-02-23 DJ Delorie <dj@redhat.com>
12140 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12142 2007-02-23 Mike Stump <mrs@apple.com>
12144 * tlink.c (scan_linker_output): Parse linker messages from
12145 darwin9's linker better.
12147 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12150 * varpool.c (varpool_assemble_pending_decls): Set
12151 varpool_last_needed_node to null.
12153 2007-02-23 DJ Delorie <dj@redhat.com>
12155 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12156 alignment bigger than the object file can handle.
12158 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12161 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12162 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12163 (*movsf_1): Penalize MMX moves.
12165 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12167 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12168 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12170 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12172 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12174 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12175 (fold_builtin_1): Use them.
12176 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12177 BUILT_IN_SIGNIFICAND.
12179 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12181 * config/i386/i386.c (bdesc_1arg): Initialize
12182 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12183 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12184 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12185 and IX86_BUILTIN_MOVSLDUP.
12187 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12189 PR rtl-optimization/30841
12190 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12192 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12194 * builtins.c (fold_builtin_frexp): New.
12195 (fold_builtin_2): Use it.
12197 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12199 * doc/invoke.texi (Spec Files): Document getenv spec function.
12201 * gcc.c (getenv_spec_function): New function.
12202 (static_spec_functions): Add it.
12203 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12204 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12207 2007-02-22 Michael Matz <matz@suse.de
12210 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12211 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12213 2007-02-22 Ian Lance Taylor <iant@google.com>
12216 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12217 (mem_loc_descriptor): Call it.
12219 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12220 Ira Rosen <irar@il.ibm.com>
12222 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12224 2007-02-22 Ira Rosen <irar@il.ibm.com>
12226 PR tree-optimization/30843
12227 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12228 stores only after all the group is vectorized.
12230 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12232 PR tree-optimization/30858
12233 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12234 in the reduction cycle have a single use in the loop.
12235 * tree-vectorizer.h (relevant): Add documentation.
12237 2007-02-20 Mike Stump <mrs@apple.com>
12239 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12240 * configure: Regenerate.
12242 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12244 Change the defaults of some parameters and options.
12245 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12246 * config/spu/spu.c (spu_optimization_options): Add.
12247 (spu_override_options): Change params in spu_optimization_options.
12248 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12250 Register 127 is only 16 byte aligned when used as a frame pointer.
12251 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12252 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12253 HARD_FRAME_POINTER_REGNUM.
12254 (spu_legitimate_address): Use regno_aligned_for_reload.
12255 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
12256 aligned when frame_pointer_needed is true.
12257 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
12259 * config/spu/spu.h (INIT_EXPANDERS): Define.
12261 Make sure shift and rotate instructions have valid immediate operands.
12262 * config/spu/predicates.md (spu_shift_operand): Remove.
12263 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
12264 * config/spu/constraints.md (W, O): Extend range.
12265 * config/spu/spu.md (umask, nmask): Define.
12266 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
12267 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
12268 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
12269 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
12270 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
12271 (lshr<mode>3_reg): Fix rtl description.
12273 Make sure mulhisi immediate operands are valid.
12274 * config/spu/predicates.md (imm_K_operand): Add.
12275 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
12277 Generate constants using fsmbi and andi.
12278 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
12279 (print_operand, spu_split_immediate, classify_immediate,
12280 fsmbi_const_p): Handle IC_FSMBI2.
12282 Correctly handle a CONST_VECTOR containing symbols.
12283 * config/spu/spu.c (print_operand): Handle HIGH correctly.
12284 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
12285 (immediate_load_p): Allow symbols that use 2 instructions to create.
12286 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
12287 with symbols when flag_pic is set.
12288 (const_vector_immediate_p): New.
12289 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
12290 accept a CONST_VECTOR with symbols.
12291 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
12292 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
12294 * config/spu/spu.md (high, low): Delete.
12295 (low_<mode>): Define.
12297 Remove INTRmode and INTR_REGNUM, which didn't work.
12298 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
12300 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
12301 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
12302 peephole2 pattern): Don't use INTR or 131.
12303 (movintrcc): Delete.
12304 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
12305 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
12306 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
12307 (UNSPEC_SET_INTR): Add.
12308 * config/spu/spu-modes.def (INTR): Remove.
12310 More accurate warnings about run-time relocations.
12311 * config/spu/spu.c (reloc_diagnostic): Test in_section.
12313 Correctly warn about immediate arguments to specific intrinsics.
12314 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
12315 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
12316 the instruction predicate.
12318 Fix tree check errors with latest update.
12319 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
12321 (spu_expand_builtin): Use CALL_EXPR_FN.
12323 Add missing specific intrinsics.
12324 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
12326 * config/spu/spu_internals.h: Ditto.
12328 Fix incorrect operand modifiers.
12329 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
12330 * config/spu/spu.md (xor<mode>3): Change %S to %J.
12332 Optimize one case of zero_extend of a vec_select.
12333 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
12335 Accept any immediate for hbr.
12336 * config/spu/spu.md (hbr): Change s constraints to i.
12338 2007-02-21 Paul Brook <paul@codesourcery.com>
12340 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
12341 condexec_count when skipping USE and CLOBBER.
12343 2007-02-21 Nick Clifton <nickc@redhat.com>
12345 * common.opt (Warray-bounds): Add Warning attribute.
12346 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
12348 (fsized-zeroes): Add Optimization attribute.
12349 (fsplit-wide-types, ftree-scev-cprop): Likewise.
12350 * c.opt (Wc++0x-compat): Add Warning attribute.
12352 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12354 PR middle-end/30761
12355 * reload1.c (eliminate_regs_in_insn): In the single_set special
12356 case, attempt to re-recognize the insn before falling back to
12357 having reload fix it up.
12359 2007-02-20 Eric Christopher <echristo@gmail.com>
12361 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
12362 Rewrite accordingly.
12363 (frv_read_iacc_argument): Ditto.
12364 (frv_expand_set_builtin): Take a call instead of arglist, update for
12366 (frv_expand_unop_builtin): Ditto.
12367 (frv_expand_binop_builtin): Ditto.
12368 (frv_expand_cut_builtin): Ditto.
12369 (frv_expand_binopimm_builtin): Ditto.
12370 (frv_expand_voidbinop_builtin): Ditto.
12371 (frv_expand_int_void2arg): Ditto.
12372 (frv_expand_prefetches): Ditto.
12373 (frv_expand_voidtriop_builtin): Ditto.
12374 (frv_expand_voidaccop_builtin): Ditto.
12375 (frv_expand_load_builtin): Ditto.
12376 (frv_expand_store_builtin): Ditto.
12377 (frv_expand_mdpackh_builtin): Ditto.
12378 (frv_expand_mclracc_builtin): Ditto.
12379 (frv_expand_mrdacc_builtin): Ditto.
12380 (frv_expand_mwtacc_builtin): Ditto.
12381 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
12384 2007-02-20 Janis Johnson <janis187@us.ibm.com>
12386 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
12387 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
12389 (HAVE_GAS_DFP): Check for assembler support of decimal floating
12390 point instructions.
12391 * configure: Regenerate.
12392 * config.in: Regenerate.
12393 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
12394 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
12395 masks to power6 and power6x and to POWERPC_MASKS.
12396 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12398 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
12399 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
12400 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12401 Access PROTOTYPE as variable, not mask.
12403 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12405 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
12406 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
12407 * combine.c (adjust_for_new_dest): Use it.
12408 * postreload.c (reload_combine): Likewise.
12410 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12412 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
12413 notes on an insn with multiple sets, even if single_set returns
12414 non-NULL for that insn.
12416 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12418 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
12419 scalbn and scalbln.
12421 2007-02-20 Geoffrey Keating <geoffk@apple.com>
12423 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
12424 if user didn't pass it.
12425 * config/i386/darwin.h (CC1_SPEC): Likewise.
12426 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
12427 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
12428 -mmacosx-version-min.
12430 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12431 Uros Bizjak <ubizjak@gmail.com>
12433 * optabs.h (enum optab_index): Add new OTI_scalb.
12434 (scalb_optab): Define corresponding macro.
12435 * optabs.c (init_optabs): Initialize scalb_optab.
12436 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
12438 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
12439 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
12440 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
12441 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
12442 flag_unsafe_math_optimizations is set.
12444 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
12445 to implement scalbf, scalb and scalbl built-ins as inline x87
12448 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12449 DJ Delorie <dj@redhat.com>
12452 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
12453 (diagnostic_report_diagnostic): ... here, and turn them into real
12454 errors. If warnings are inhibited, no need to do anything.
12456 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
12458 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
12459 better code generation.
12461 2007-02-20 Ben Elliston <bje@au.ibm.com>
12463 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
12465 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
12467 * config/alpha/alpha.c, config/alpha/alpha.md,
12468 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
12469 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
12470 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
12471 config/arm/lib1funcs.asm: Follow spelling conventions.
12473 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
12474 config/fr30/fr30.md, config/i386/i386.h,
12475 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12476 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
12477 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
12478 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
12479 config/rs6000/altivec.md, config/rs6000/rs6000.c,
12480 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
12481 config/sparc/sparc.c, config/sparc/sparc.h,
12482 config/sparc/sparc.md, config/spu/constraints.md,
12483 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
12486 2007-02-20 Alan Modra <amodra@bigpond.net.au>
12489 * varasm.c (use_blocks_for_decl_p): Return false for decls with
12492 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12494 * doc/invoke.texi (-ftree-lrs): Remove.
12496 2007-02-19 Diego Novillo <dnovillo@redhat.com>
12498 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
12501 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
12503 * config/ia64/ia64.c (ia64_expand_builtin): Use the
12504 new CALL_EXPR_FN macro for retrieving the function
12505 declaration of the input expression.
12507 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12509 * c.opt (Waddress): New.
12510 * common.opt (Walways-true): Delete.
12511 (Wstring-literal-comparison): Delete.
12512 * doc/invoke.texi (Warning Options): Delete -Walways-true and
12513 -Wstring-literal-comparison. Add -Waddress.
12515 (Walways-true): Delete.
12516 (Wstring-literal-comparison): Delete.
12517 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
12518 consistently instead of -Walways-true in example.
12519 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
12520 * c-typeck.c (parser_build_binary_op): Replace
12521 -Wstring-literal-comparison and -Walways-true with -Waddress.
12522 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
12525 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12527 * tree-cfg.c (dump_function_to_file): Be prepared for functions
12528 without DECL_STRUCT_FUNCTION initialized.
12530 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12532 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
12533 due to calls to functions taking pointers as parameters.
12535 2007-02-19 Richard Henderson <rth@redhat.com>
12538 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
12541 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
12543 * config/s390/s390.c (s390_call_saved_register_used,
12544 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
12545 accessed to the new scheme.
12547 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12549 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
12550 (cris_print_index, cris_print_operand, cris_print_operand_address)
12551 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
12552 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
12553 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
12554 GET_CODE () == xxx.
12555 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
12556 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
12557 GO_IF_LEGITIMATE_ADDRESS): Ditto.
12558 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
12559 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
12560 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
12561 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
12562 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
12563 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
12564 (uminsi3, call, call_value): Ditto.
12565 (define_split: indir_to_reg_split, unnamed): Ditto.
12567 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
12569 PR tree-optimization/30975
12570 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
12573 2007-02-18 Eric Christopher <echristo@gmail.com>
12575 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
12576 Remove use of arglist.
12577 (mips_expand_builtin): Remove use of arglist, pass in expr.
12578 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
12579 (mips_expand_builtin_movtf): Ditto.
12580 (mips_expand_builtin_compare): Ditto.
12582 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12584 * tree-sra.c (sra_build_assignment): Replace assertion
12585 checking with a comment explaining why it can't be done.
12587 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12589 PR middle-end/30833
12590 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
12591 during CALL_EXPR representation conversion.
12592 * tree-ssa-propagate.c (set_rhs): Likewise.
12594 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12596 * tree-sra.c (sra_build_assignment): Disable assertion checking
12599 2007-02-18 Roger Sayle <roger@eyesopen.com>
12601 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
12602 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12603 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
12605 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
12606 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
12607 gimplify_init_ctor_eval_range, gimple_push_cleanup,
12608 gimplify_omp_for, gimplify_omp_atomic_pipeline,
12609 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
12610 force_gimple_operand): Likewise.
12611 * ipa-cp.c (constant_val_insert): Likewise.
12612 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
12613 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
12614 perfect_nestify): Likewise.
12615 * langhooks.c (lhd_omp_assignment): Likewise.
12616 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
12617 lower_copyprivate_clauses, lower_send_clauses,
12618 lower_send_shared_vars, expand_parallel_call,
12619 expand_omp_for_generic, expand_omp_for_static_nochunk,
12620 expand_omp_for_static_chunk, expand_omp_sections,
12621 lower_omp_single_copy, lower_omp_for_lastprivate,
12622 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
12623 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12624 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
12627 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12629 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
12630 config/sh/sh.md: Follow spelling conventions.
12632 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
12633 config/frv/predicates.md: Follow spelling conventions.
12635 * config/m68k/linux-unwind.h: Fix a comment typo.
12636 * target.h: Follow spelling conventions.
12638 2007-02-18 Roger Sayle <roger@eyesopen.com>
12640 PR rtl-optimization/28173
12641 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
12642 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
12643 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
12644 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
12645 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
12647 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12649 * builtins.c (fold_builtin_load_exponent): New.
12650 (fold_builtin_2): Use it.
12652 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
12654 PR rtl-optimization/30773
12655 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
12656 if we fail to attach a REG_EQUIV note.
12658 2007-02-18 David Edelsohn <edelsohn@gnu.org>
12659 Roger Sayle <roger@eyesopen.com>
12661 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
12663 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12665 * calls.c (initialize_argument_information): Pass original EXP
12666 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
12667 code to split complex arguments here, as part of initializing the
12669 (expand_call): Remove code that builds a list of arguments and
12670 inserts implicit arguments into it. Instead, just count how many
12671 implicit arguments there will be so we can determine the size of
12672 the ARGS array, and let initialize_argument_information do the work.
12673 (split_complex_values): Delete unused function.
12675 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12677 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
12679 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12681 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
12682 for arg pointer based indexed addressing.
12684 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12686 * config/ia64/ia64.h, config/ia64/ia64.md,
12687 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
12688 spelling conventions.
12690 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12692 * config/m68k/m68k.c (split_di): New.
12693 * config/m68k/m68k-protos.h: Declare split_di.
12694 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
12695 Improve predicate handling and split constant shifts.
12697 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12699 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
12700 parameter for register bitfield operations, general predicates
12703 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12705 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
12706 * config/m68k/linux-unwind.h: New file.
12708 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12710 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
12711 config/i386/athlon.md, config/ia64/ia64.md,
12712 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
12713 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
12714 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
12715 tree-ssa-loop-niter.c, tree-vect-analyze.c,
12716 tree-vect-transform.c: Fix comment typos.
12718 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
12720 * sched-deps.c (find_insn_list): Remove.
12721 * sched-int.h: Remove the prototype for find_insn_list.
12723 2007-02-16 Geoffrey Keating <geoffk@apple.com>
12725 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
12727 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
12728 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
12729 darwin_rs6000_override_options.
12730 (C_COMMON_OVERRIDE_OPTIONS): Expect
12731 darwin_macosx_version_min to be non-NULL always.
12732 (TARGET_C99_FUNCTIONS): Likewise.
12733 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
12734 (DARWIN_MINVERSION_SPEC): New.
12735 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
12736 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
12738 (DARWIN_MINVERSION_SPEC): New.
12739 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
12741 * config/darwin-c.c (darwin_cpp_builtins): Expect
12742 darwin_macosx_version_min to be non-NULL always.
12744 * config/rs6000/rs6000.c: Clean up trailing whitespace.
12746 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
12748 * config/i386/i386.h (x86_use_xchgb): New.
12749 (TARGET_USE_XCHGB): New macro.
12750 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
12751 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
12752 Split after reload into bswaphi for shifts of 8.
12753 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
12754 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
12755 or when optimizing for size.
12757 2007-02-16 Richard Guenther <rguenther@suse.de>
12758 Christian Bruel <christian.bruel@st.com>
12760 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
12761 DECLs but prefer SSA_NAMEs over DECLs.
12763 2007-02-16 Richard Guenther <rguenther@suse.de>
12765 * tree-flow-inline.h (single_imm_use_p): Remove.
12766 (zero_imm_uses_p): Likewise.
12767 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
12768 instead of single_imm_use_p.
12769 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
12772 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12775 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
12776 nested double- and backquotes.
12778 2007-02-15 Roger Sayle <roger@eyesopen.com>
12780 PR middle-end/30391
12781 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
12782 should be unreachable.
12783 (build2_stat): Allow construction of MODIFY_EXPR at any time.
12784 For the time being redirect GIMPLE_MODIFY_STMT to the new
12785 (renamed) build_gimple_modify_stmt_stat.
12786 (build2_gimple_stat): Rename to...
12787 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
12788 Always build a GIMPLE_MODIFY_STMT node.
12789 * tree.h (build2_gimple, build2_gimple_stat): Delete.
12790 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
12793 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
12794 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
12795 * tree-complex.c (set_component_ssa_name, expand_complex_move,
12796 expand_complex_div_wide): Likewise.
12797 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
12798 * tree-ssa-loop-im.c (schedule_sm): Likewise.
12799 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
12800 * tree-ssa-loop-manip.c (create_iv): Likewise.
12801 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
12802 abs_replacement): Likewise.
12803 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
12804 realify_fake_stores): Likewise.
12806 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
12807 node rather than a GIMPLE_MODIFY_STMT node.
12808 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
12809 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
12811 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
12812 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
12813 GIMPLE_MODIFY_STMT.
12815 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12817 PR middle-end/30433
12818 * fold-const.c (fold_comparison): Add back the
12819 folding of constant complex comparisions.
12821 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12823 PR middle-end/30729
12824 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
12825 effects unknown to this function, return early.
12827 2007-02-15 Ian Lance Taylor <iant@google.com>
12829 * lower-subreg.c (move_eh_region_note): New static function.
12830 (resolve_simple_move): Call it.
12831 (decompose_multiword_subregs): Track blocks for which we resolve a
12832 simple move which is also a control flow insn. Pass them to
12833 find_many_sub_basic_blocks.
12834 (pass_lower_subreg): Add TODO_verify_flow.
12835 (pass_lower_subreg2): Likewise.
12837 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12838 Brooks Moses <brooks.moses@codesourcery.com>
12839 Lee Millward <lee.millward@codesourcery.com>
12841 * tree.h (enum tree_code_class): Add tcc_vl_exp.
12842 (VL_EXP_CLASS_P): New.
12843 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
12845 (TREE_OPERAND_CHECK_CODE): Likewise.
12846 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
12847 (TREE_RTL_OPERAND_CHECK): Likewise.
12848 (tree_operand_check_failed): Make second parameter the whole tree
12849 instead of its code. Fixed callers.
12850 (VL_EXP_CHECK): New.
12851 (TREE_OPERAND_LENGTH): New.
12852 (VL_EXP_OPERAND_LENGTH): New.
12853 (CALL_EXPR_FN): New.
12854 (CALL_EXPR_STATIC_CHAIN): New.
12855 (CALL_EXPR_ARGS): New.
12856 (CALL_EXPR_ARG): New.
12857 (call_expr_nargs): New.
12858 (CALL_EXPR_ARGP): New.
12859 (build_nt_call_list): Declare.
12860 (build_vl_exp_stat): Declare.
12861 (build_vl_exp): New.
12862 (build_call_list): Declare.
12863 (build_call_nary): Declare.
12864 (build_call_valist): Declare.
12865 (build_call_array): Declare.
12866 (call_expr_arg): Declare.
12867 (call_expr_argp): Declare.
12868 (call_expr_arglist): Declare.
12869 (fold_build_call_list): Declare.
12870 (fold_build_call_list_initializer): Declare.
12871 (fold_call_expr): Declare to replace fold_builtin.
12872 (fold_builtin_fputs): Update to agree with modified definition.
12873 (fold_builtin_strcpy): Likewise.
12874 (fold_builtin_strncpy): Likewise.
12875 (fold_builtin_memory_chk): Likewise.
12876 (fold_builtin_stxcpy_chk): Likewise.
12877 (fold_builtin_strncpy_chk): Likewise.
12878 (fold_builtin_next_arg): Likewise.
12879 (fold_build_call_expr): Declare.
12880 (fold_builtin_call_list): Declare.
12881 (fold_builtin_call_valist): Declare.
12882 (build_call_expr): Declare.
12883 (validate_arglist): Update to agree with modified definition.
12884 (tree_operand_length): New.
12885 (call_expr_arg_iterator): New.
12886 (init_call_expr_arg_iterator): New.
12887 (next_call_expr_arg): New.
12888 (first_call_expr_arg): New.
12889 (more_call_expr_args_p): New.
12890 (FOR_EACH_CALL_EXPR_ARG): New.
12892 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
12893 and tcc_gimple_stmt.
12894 (tree_code_size): Update documentation. Use sizeof (tree) rather
12895 than sizeof (char *).
12896 (tree_size): Likewise. Add case for tcc_vl_exp.
12897 (tree_node_structure): Add case for tcc_vl_exp.
12898 (contains_placeholder_p): Likewise.
12899 (substitute_in_expr): Likewise.
12900 (substitute_placeholder_in_expr): Likewise.
12901 (stabilize_reference_1): Likewise.
12902 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
12903 to diagnose breakage of this interface for constructing CALL_EXPRs.
12904 (build_nt): Add similar assertion here.
12905 (build_nt_call_list): New.
12906 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
12907 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
12909 (get_callee_fndecl): Use new CALL_EXPR accessors.
12910 (tree_operand_check_failed): Change parameters to pass entire node
12911 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
12912 (process_call_operands): New.
12913 (build_vl_exp_stat): New.
12914 (build_call_list): New.
12915 (build_call_nary): New.
12916 (build_call_valist): New.
12917 (build_call_array): New.
12918 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12919 (call_expr_arglist): New.
12921 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
12922 tcc_vl_exp instead of a fixed-size tcc_expression.
12924 * doc/c-tree.texi (CALL_EXPR): Document new representation and
12925 accessors for CALL_EXPRs.
12926 (AGGR_INIT_EXPR): Likewise.
12928 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12929 Brooks Moses <brooks.moses@codesourcery.com>
12930 Lee Millward <lee.millward@codesourcery.com>
12932 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
12933 (expand_builtin_nonlocal_goto): Change parameter to be entire
12934 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
12935 (expand_builtin_prefetch): Likewise.
12936 (expand_builtin_classify_type): Likewise.
12937 (mathfn_built_in): Return NULL_TREE instead of 0.
12938 (expand_errno_check): Use new CALL_EXPR accessors.
12939 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
12940 Return NULL_RTX instead of 0.
12941 (expand_builtin_mathfn_2): Likewise.
12942 (expand_builtin_mathfn_3): Likewise.
12943 (expand_builtin_interclass_mathfn): Likewise.
12944 (expand_builtin_sincos): Likewise.
12945 (expand_builtin_cexpi): Likewise.
12946 (expand_builtin_int_roundingfn): Likewise.
12947 (expand_builtin_int_roundingfn_2): Likewise.
12948 (expand_builtin_pow): Likewise.
12949 (expand_builtin_powi): Likewise.
12950 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
12951 of arglist, fixing callers appropriately. Use new CALL_EXPR
12952 accessors and constructors. Return NULL_RTX instead of 0.
12953 (expand_builtin_strstr): Likewise.
12954 (expand_builtin_strchr): Likewise.
12955 (expand_builtin_strrchr): Likewise.
12956 (expand_builtin_strpbrk): Likewise.
12957 (expand_builtin_memcpy): Likewise.
12958 (expand_builtin_mempcpy): Likewise.
12959 (expand_builtin_mempcpy_args): New.
12960 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
12961 (expand_builtin_memmove_args): New.
12962 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
12963 (expand_movstr): Likewise.
12964 (expand_builtin_strcpy): Likewise.
12965 (expand_builtin_strcpy_args): New.
12966 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
12967 (expand_builtin_strncpy): Likewise.
12968 (expand_builtin_memset): Likewise.
12969 (expand_builtin_memset_args): New.
12970 (expand_builtin_bzero): Similarly to expand_builtin_memset.
12971 (expand_builtin_memcmp): Likewise.
12972 (expand_builtin_strcmp): Likewise.
12973 (expand_builtin_strncmp): Likewise.
12974 (expand_builtin_strcat): Likewise.
12975 (expand_builtin_strncat): Likewise.
12976 (expand_builtin_strspn): Likewise.
12977 (expand_builtin_strcspn): Likewise.
12978 (expand_builtin_args_info): Likewise.
12979 (expand_builtin_va_start): Likewise.
12980 (gimplify_va_arg_expr): Likewise.
12981 (expand_builtin_va_end): Likewise.
12982 (expand_builtin_va_copy): Likewise.
12983 (expand_builtin_frame_address): Likewise.
12984 (expand_builtin_alloca): Likewise.
12985 (expand_builtin_bswap): Likewise.
12986 (expand_builtin_unop): Likewise.
12987 (expand_builtin_fputs): Likewise.
12988 (expand_builtin_expect): Likewise.
12989 (expand_builtin_fabs): Likewise.
12990 (expand_builtin_copysign): Likewise.
12991 (expand_builtin_printf): Likewise.
12992 (expand_builtin_fprintf): Likewise.
12993 (expand_builtin_sprintf): Likewise.
12994 (expand_builtin_init_trampoline): Likewise.
12995 (expand_builtin_signbit): Likewise.
12996 (expand_builtin_fork_or_exec): Likewise.
12997 (expand_builtin_sync_operation): Likewise.
12998 (expand_builtin_compare_and_swap): Likewise.
12999 (expand_builtin_lock_test_and_set): Likewise.
13000 (expand_builtin_lock_release): Likewise.
13001 (expand_builtin): Likewise.
13002 (builtin_mathfn_code): Likewise.
13004 (fold_builtin_constant_p): Pass call arguments individually instead
13005 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13006 accessors and constructors. Return NULL_TREE instead of 0.
13007 (fold_builtin_expect): Likewise.
13008 (fold_builtin_classify_type): Likewise.
13009 (fold_builtin_strlen): Likewise.
13010 (fold_builtin_nan): Likewise.
13011 (integer_valued_real_p): Likewise.
13012 (fold_trunc_transparent_mathfn): Likewise.
13013 (fold_fixed_mathfn): Likewise.
13014 (fold_builtin_cabs): Likewise.
13015 (fold_builtin_sqrt): Likewise.
13016 (fold_builtin_cbrt): Likewise.
13017 (fold_builtin_cos): Likewise.
13018 (fold_builtin_cosh): Likewise.
13019 (fold_builtin_tan): Likewise.
13020 (fold_builtin_sincos): Likewise.
13021 (fold_builtin_cexp): Likewise.
13022 (fold_builtin_trunc): Likewise.
13023 (fold_builtin_floor): Likewise.
13024 (fold_builtin_ceil): Likewise.
13025 (fold_builtin_round): Likewise.
13026 (fold_builtin_int_roundingfn): Likewise.
13027 (fold_builtin_bitop): Likewise.
13028 (fold_builtin_bswap): Likewise.
13029 (fold_builtin_logarithm): Likewise.
13030 (fold_builtin_hypot): Likewise.
13031 (fold_builtin_pow): Likewise.
13032 (fold_builtin_powi): Likewise.
13033 (fold_builtin_exponent): Likewise.
13034 (fold_builtin_memset): Likewise.
13035 (fold_builtin_bzero): Likewise.
13036 (fold_builtin_memory_op): Likewise.
13037 (fold_builtin_bcopy): Deleted; call site changed to invoke
13038 fold_builtin_memory_op directly.
13039 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13040 (fold_builtin_strncpy): Likewise.
13041 (fold_builtin_memcmp): Likewise.
13042 (fold_builtin_strcmp): Likewise.
13043 (fold_builtin_strncmp): Likewise.
13044 (fold_builtin_signbit): Likewise.
13045 (fold_builtin_copysign): Likewise.
13046 (fold_builtin_isascii): Likewise.
13047 (fold_builtin_toascii): Likewise.
13048 (fold_builtin_isdigit): Likewise.
13049 (fold_builtin_fabs): Likewise.
13050 (fold_builtin_abs): Likewise.
13051 (fold_builtin_fmin_fmax): Likewise.
13052 (fold_builtin_carg): Likewise.
13053 (fold_builtin_classify): Likewise.
13054 (fold_builtin_unordered_cmp): Likewise.
13056 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13057 New functions split out from fold_builtin_1.
13058 (fold_builtin_n): New.
13059 (fold_builtin_varargs): New.
13060 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13062 (fold_call_expr): New.
13063 (build_function_call_expr): Rewrite to use new helper function.
13064 (fold_builtin_call_list): New.
13065 (build_call_expr): New.
13066 (fold_builtin_call_valist): New.
13067 (rewrite_call_expr): New.
13068 (validate_arg): New.
13069 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13070 of an arglist. Change return type to bool. Use new CALL_EXPR
13073 (fold_builtin_strstr): Pass call arguments individually instead
13074 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13075 accessors and constructors. Return NULL_TREE instead of 0.
13076 (fold_builtin_strchr): Likewise.
13077 (fold_builtin_strrchr): Likewise.
13078 (fold_builtin_strpbrk): Likewise.
13079 (fold_builtin_strcat): Likewise.
13080 (fold_builtin_strncat): Likewise.
13081 (fold_builtin_strspn): Likewise.
13082 (fold_builtin_strcspn): Likewise.
13083 (fold_builtin_fputs): Likewise.
13084 (fold_builtin_next_arg): Likewise.
13085 (fold_builtin_sprintf): Likewise.
13087 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13088 NULL_RTX instead of 0.
13089 (expand_builtin_memory_chk): Likewise.
13090 (maybe_emit_chk_warning): Likewise.
13091 (maybe_emit_sprintf_chk_warning): Likewise.
13093 (fold_builtin_object_size): Pass call arguments individually instead
13094 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13095 accessors and constructors. Return NULL_TREE instead of 0.
13096 (fold_builtin_memory_chk): Likewise.
13097 (fold_builtin_stxcpy_chk): Likewise.
13098 (fold_builtin_strncpy_chk): Likewise.
13099 (fold_builtin_strcat_chk): Likewise.
13100 (fold_builtin_strcat_chk): Likewise.
13101 (fold_builtin_strncat_chk): Likewise.
13102 (fold_builtin_sprintf_chk): Likewise.
13103 (fold_builtin_snprintf_chk): Likewise.
13104 (fold_builtin_printf): Likewise.
13105 (fold_builtin_vprintf): Likewise.
13107 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13109 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13110 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13111 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13112 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13113 (fold_unary): Likewise.
13114 (fold_binary): Likewise.
13115 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13116 ternary expressions.
13117 (fold): Add logic for tcc_vl_exp.
13118 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13119 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13120 (fold_build3_stat): Add assertion to flag broken interface for
13121 constructing CALL_EXPRs.
13122 (fold_build_call_list): New.
13123 (fold_build_call_list_initializer): New.
13124 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13126 (fold_strip_sign_ops): Likewise.
13128 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13129 Brooks Moses <brooks.moses@codesourcery.com>
13130 Lee Millward <lee.millward@codesourcery.com>
13132 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13133 accessors and dump arguments explicitly.
13135 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13137 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13139 (print_call_name): Use new CALL_EXPR accessors.
13141 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13142 CALL_EXPR arguments explicitly instead of as a list. Use
13143 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13145 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13146 (vrp_visit_stmt): Likewise.
13148 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13149 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13151 (force_move_till_expr): Likewise.
13153 * targhooks.c (default_external_stack_protect_fail): Use
13154 build_call_expr instead of build_function_call_expr.
13155 (default_hidden_stack_protect_fail): Likewise.
13157 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13160 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13161 and walk arguments explicitly.
13163 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13164 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13165 (expand_simple_operations): Likewise.
13166 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13168 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13169 of TREE_CODE_LENGTH.
13170 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13172 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13173 instead of TREE_CODE_LENGTH.
13175 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13176 (tree_ic_transform): Likewise.
13177 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13178 parameter instead of arglist. Fix callers.
13179 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13180 (tree_stringops_transform): Likewise.
13181 (tree_indirect_call_to_profile): Likewise.
13182 (tree_stringops_values_to_profile): Likewise.
13184 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13185 (eliminate_tail_call): Likewise.
13187 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13189 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13190 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13192 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13194 * omp-low.c (build_omp_barrier): Use build_call_expr.
13195 (lower_rec_input_clauses): Likewise.
13196 (lower_reduction_clauses): Likewise.
13197 (expand_parallel_call): Likewise.
13198 (maybe_catch_exception): Likewise.
13199 (expand_omp_for_generic): Likewise.
13200 (expand_omp_for_static_nochunk): Likewise.
13201 (expand_omp_sections): Likewise.
13202 (lower_omp_single_simple): Likewise.
13203 (lower_omp_single_copy): Likewise.
13204 (lower_omp_master): Likewise.
13205 (lower_omp_ordered): Likewise.
13206 (lower_omp_critical): Likewise.
13208 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13209 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13211 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13212 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13213 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13215 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13216 and generalize to handle any number of operands.
13217 (chrec_contains_undetermined): Likewise.
13218 (tree_contains_chrecs): Likewise.
13219 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13221 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13223 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13224 fold_call_expr instead of fold_builtin.
13225 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13226 match declarations there.
13227 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13230 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13231 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13233 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13234 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13236 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13239 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13240 (execute_cse_sincos): Use new CALL_EXPR accessors.
13242 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13244 * gimple-low.c (lower_function_body): Use build_call_expr.
13245 (lower_builtin_setjmp): Likewise.
13247 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13248 (set_storage_via_libcall): Likewise.
13249 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13250 instead of TREE_CODE_LENGTH.
13251 (expand_expr_real_1): Use new CALL_EXPR accessors.
13253 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13254 generalize to handle any number of operands.
13255 (TB_parent_eq): Likewise.
13257 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
13258 (strip_builtin_expect): Likewise.
13260 * function.c (gimplify_parameters): Use build_call_expr.
13262 * tree-vectorizer.c (vect_is_simple_reduction): Use
13263 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13265 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
13266 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
13268 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
13271 * gimplify.c (build_stack_save_restore): Use build_call_expr.
13272 (gimplify_decl_expr): Likewise.
13273 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
13274 Use new CALL_EXPR iterators.
13275 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
13276 (gimplify_modify_expr_to_memset): Likewise.
13277 (gimplify_variable_sized_compare): Likewise.
13278 (gimplify_omp_atomic_fetch_op): Likewise.
13279 (gimplify_omp_atomic_pipeline): Likewise.
13280 (gimplify_omp_atomic_mutex): Likewise.
13281 (gimplify_function_tree): Likewise.
13283 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
13284 (call_expr_flags): Likewise.
13285 (expand_call): Likewise.
13287 * except.c (expand_builtin_eh_return_data_regno): Pass entire
13288 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13291 * coverage.c (create_coverage): Use build_call_expr.
13293 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
13294 (temp_call_expr_obstack): New.
13295 (pool_copy_list): Delete.
13296 (temp_copy_call_expr): New.
13297 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
13298 CALL_EXPR accessors. Get rid of special goo for copying argument
13299 lists and use temp_copy_call_expr instead.
13300 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
13301 CALL_EXPR accessors.
13302 (create_expression_by_pieces): Likewise. Use build_call_array
13303 to construct the result instead of fold_build3.
13304 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
13305 dealing with argument lists.
13306 (init_pre): Remove references to expression_node_pool and
13307 list_node_pool. Init temp_call_expr_obstack instead.
13308 (fini_pre): Remove references to expression_node_pool and
13311 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
13312 and walk arguments explicitly instead of as a list.
13314 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
13315 (mx_register_decls): Likewise.
13316 (mudflap_register_call): Likewise.
13317 (mudflap_finish_file): Likewise.
13319 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
13320 (ipa_callsite_compute_param): Likewise.
13322 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
13323 accessors and constructor.
13325 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
13326 accessors and constructor.
13327 (convert_tramp_reference): Likewise.
13328 (convert_call_expr): Likewise.
13329 (finalize_nesting_tree_1): Likewise.
13331 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
13334 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
13336 * tree-inline.c (initialize_inlined_parameters): Pass entire
13337 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13339 (estimate_num_insns_1): Use new CALL_EXPR accessors.
13340 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
13342 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
13343 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13344 (vectorizable_reduction): Likewise.
13345 (vectorizable_call): Use new CALL_EXPR iterators.
13346 (vectorizable_conversion): Use build_call_expr.
13347 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
13348 (vect_gen_widened_results_half): Use build_call_expr.
13349 (vect_setup_realignment): Likewise.
13350 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
13352 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
13353 (pass_through_call): Likewise.
13354 (compute_object_sizes): Likewise. Use fold_call_expr instead of
13357 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
13358 (tree_gen_pow2_profiler): Likewise.
13359 (tree_gen_one_value_profiler): Likewise.
13360 (tree_gen_ic_func_profiler): Likewise.
13361 (tree_gen_average_profiler): Likewise.
13362 (tree_gen_ior_profiler): Likewise.
13364 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
13365 (find_func_aliases): Use new CALL_EXPR accessors. Add case
13366 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13368 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
13369 of TREE_CODE_LENGTH.
13371 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
13372 of TREE_CODE_LENGTH.
13374 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
13376 (convert_to_integer): Likewise.
13378 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
13381 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13382 Brooks Moses <brooks.moses@codesourcery.com>
13383 Lee Millward <lee.millward@codesourcery.com>
13385 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
13387 * config/frv/frv.c (frv_expand_builtin): Likewise.
13388 * config/s390/s390.c (s390_expand_builtin): Likewise.
13390 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
13391 (sparc_expand_builtin): Use new CALL_EXPR accessors.
13393 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
13394 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
13395 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
13396 (ix86_expand_store_builtin): Likewise.
13397 (ix86_expand_unop_builtin): Likewise.
13398 (ix86_expand_unop1_builtin): Likewise.
13399 (ix86_expand_sse_compare): Likewise.
13400 (ix86_expand_sse_comi): Likewise.
13401 (ix86_expand_vec_init_builtin): Likewise.
13402 (ix86_expand_vec_ext_builtin): Likewise.
13403 (ix86_expand_vec_set_builtin): Likewise.
13404 (ix86_expand_builtin): Use new CALL_EXPR accessors.
13406 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
13407 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
13409 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
13410 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13411 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
13413 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
13415 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13416 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
13417 arglist. Use new CALL_EXPR accessors. Fix callers.
13418 (altivec_expand_abs_builtin): Likewise.
13419 (rs6000_expand_binop_builtin): Likewise.
13420 (altivec_expand_predicate_builtin): Likewise.
13421 (altivec_expand_lv_builtin): Likewise.
13422 (spe_expand_stv_builtin): Likewise.
13423 (altivec_expand_stv_builtin): Likewise.
13424 (rs6000_expand_ternop_builtin): Likewise.
13425 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
13426 (altivec_expand_st_builtin): Likewise.
13427 (altivec_expand_dst_builtin): Likewise.
13428 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
13429 arglist. Use new CALL_EXPR accessors. Fix callers.
13430 (altivec_expand_vec_set_builtin): Likewise.
13431 (altivec_expand_vec_ext_builtin): Likewise.
13432 (altivec_expand_builtin): Use new CALL_EXPR accessors.
13433 (spe_expand_builtin): Likewise.
13434 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
13435 arglist. Use new CALL_EXPR accessors. Fix callers.
13436 (spe_expand_evsel_builtin): Likewise.
13437 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
13438 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
13440 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
13441 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13442 (arm_expand_unop_builtin): Likewise.
13443 (arm_expand_builtin): Use new CALL_EXPR accessors.
13445 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
13448 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
13449 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
13451 (bfin_expand_unop_builtin): Likewise.
13452 (bfin_expand_builtin): Use new CALL_EXPR accessors.
13454 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13455 Brooks Moses <brooks.moses@codesourcery.com>
13456 Lee Millward <lee.millward@codesourcery.com>
13458 * c-semantics.c (build_stmt): Add internal diagnostic check.
13460 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
13461 accessors. Print arguments explicitly instead of as a list.
13463 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
13465 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
13466 (c_finish_omp_flish): Likewise.
13468 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
13469 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
13470 instead of TREE_CODE_LENGTH.
13471 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
13472 (c_warn_unused_result): Likewise.
13474 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13477 * doc/invoke.texi (Warning Options): Remove
13478 -Werror-implicit-function-declaration.
13479 (Wimplicit-function-declaration): Update description.
13480 * opts.c (common_handle_option): Move handling of -Werror=* to...
13481 (enable_warning_as_error): ...here.
13482 * opts.h (enable_warning_as_error): Declare.
13483 * c-decl.c (implicit_decl_warning): Unless
13484 -Wno-implicit-function-declaration is given, emit a pedwarn if
13485 -std=c99 or emit a warning if -Wimplicit-function-declaration.
13486 * c.opt (Wimplicit-function-declaration): Replace
13487 mesg_implicit_function_declaration with
13488 warn_implicit_function_declaration.
13489 * c-opts.c (c_common_handle_option):
13490 -Werror-implicit-function-declaration is exactly equal as
13491 -Werror=implicit-function-declaration.
13492 (set_Wimplicit): Replace mesg_implicit_function_declaration with
13493 warn_implicit_function_declaration.
13494 (c_common_post_options): -Wimplict-function-declaration is enabled
13495 by default by -std=c99, otherwise is disabled by default.
13496 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
13498 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13500 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
13501 DECL on the rhs to a DECL on the lhs for debug info purposes if the
13502 former is ignored but not the latter.
13504 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13506 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
13507 is made and the reference doesn't use the alias set of its type,
13508 do not create the temporary using that type.
13510 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
13512 * jump.c: Remove prototypes for delete_computation and
13513 delete_prior_computation.
13515 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13517 * jump.c (get_label_after): Delete.
13518 (get_label_before, delete_computation, delete_jump,
13519 delete_prior_computation, follow_jumps): Move...
13520 * reorg.c (delete_computation, delete_prior_computation): ... here...
13521 (get_label_before, delete_jump): ... making these static ...
13522 (follow_jumps): ... and simplifying this since it only runs after
13524 * rtl.h (get_label_after, get_label_before, delete_jump,
13525 follow_jumps): Delete prototypes.
13527 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13529 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
13531 2007-02-15 Nick Clifton <nickc@redhat.com>
13533 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
13534 order to prevent it from being munged by the target.
13536 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
13538 * config/i386/i386.md: Remove misleading comment.
13540 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13542 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
13543 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
13546 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13548 * tree-sra.c (instantiate_missing_elements): Canonicalize
13550 (sra_build_assignment): New.
13551 (generate_copy_inout, generate_element_copy,
13552 generate_element_zero, generate_one_element_init): Use it.
13554 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13556 * tree-sra.c (instantiate_missing_elements): Canonicalize
13558 (sra_build_assignment): New.
13559 (generate_copy_inout, generate_element_copy,
13560 generate_element_zero, generate_one_element_init): Use it.
13562 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13564 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
13567 2007-02-14 Joseph Myers <joseph@codesourcery.com>
13569 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
13570 types as aggregates not scalars.
13571 * function.c (assign_stack_temp_for_type): Likewise.
13573 2007-02-14 Roger Sayle <roger@eyesopen.com>
13574 Zdenek Dvorak <dvorakz@suse.cz>
13576 * tree-dump.c (dump_switch_p_1): Require exact match of the option
13579 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
13581 * passes.c (next_pass_1): Clear the next field of the copied
13584 2007-02-14 Richard Henderson <rth@redhat.com>
13586 * tree-sra.c (early_sra): New.
13587 (decl_can_be_decomposed_p): Deny va_list if early_sra.
13588 (tree_sra_early, pass_sra_early): New.
13589 * tree-pass.h (pass_sra_early): Declare.
13590 * passes.c (init_optimization_passes): Use it.
13592 2007-02-14 Richard Guenther <rguenther@suse.de>
13594 * flags.h (issue_strict_overflow_warning): Convert to a macro.
13596 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
13598 PR tree-optimization/30771
13599 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
13601 (vect_analyze_operations): Induction phis can now be marked as
13603 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
13604 Update documentation accordingly.
13606 2007-02-14 Nick Clifton <nickc@redhat.com>
13608 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
13609 most 3 arguments are supported.
13610 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
13612 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
13614 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
13615 Ensure dst->current is valid.
13617 2007-02-13 Paul Brook <paul@codesourcery.com>
13619 * config.gcc: Add arm*-*-uclinux-*eabi.
13620 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
13621 (SUBTARGET_EXTRA_LINK_SPEC): Define.
13622 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
13623 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
13624 (LINK_SPEC): Define.
13625 (LIB_SPEC): Define.
13626 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
13628 * config/arm/uclinux-eabi.h: New file.
13629 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
13630 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
13633 2007-02-13 Ian Lance Taylor <iant@google.com>
13635 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
13636 * flags.h (warn_strict_overflow): Declare.
13637 (enum warn_strict_overflow_code): Define.
13638 (issue_strict_overflow_warning): New static inline function.
13639 * opts.c (warn_strict_overflow): New variable.
13640 (common_handle_option): Handle OPT_Wstrict_overflow and
13641 OPT_Wstrict_overflow_.
13642 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
13644 * fold-const.c: Include intl.h.
13645 (fold_deferring_overflow_warnings): New static variable.
13646 (fold_deferred_overflow_warning): New static variable.
13647 (fold_deferred_overflow_code): New static variable.
13648 (fold_defer_overflow_warnings): New function.
13649 (fold_undefer_overflow_warnings): New function.
13650 (fold_undefer_and_ignore_overflow_warnings): New function.
13651 (fold_deferring_overflow_warnings_p): New function.
13652 (fold_overflow_warning): New static function.
13653 (make_range): Add strict_overflow_p parameter. Change all
13655 (extract_muldiv, extract_muldiv_1): Likewise.
13656 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
13657 tree_expr_nonnegative_p.
13658 (fold_negate_expr): Call fold_overflow_warning.
13659 (fold_range_test): Likewise.
13660 (fold_comparison): Likewise.
13661 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
13662 instead of tree_expr_nonnegative_p.
13663 (tree_expr_nonnegative_warnv_p): Rename from
13664 tree_expr_nonnegative_p, add strict_overflow_p parameter.
13665 (tree_expr_nonnegative_p): New function.
13666 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
13667 strict_overflow_p parameter.
13668 (tree_expr_nonzero_p): New function.
13669 * passes.c (verify_interpass_invariants): New static function.
13670 (execute_one_pass): Call it.
13671 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
13673 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
13674 (estimate_numbers_of_iterations): Likewise.
13675 (scev_probably_wraps_p): Likewise.
13676 * tree-ssa-ccp.c: Include "toplev.h".
13677 (evaluate_stmt): Defer fold overflow warnings until we know we are
13679 (struct fold_stmt_r_data): Add stmt field.
13680 (fold_stmt_r): Defer fold overflow warnings until we know we
13682 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
13683 (fold_stmt_inplace): Likewise.
13684 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
13685 (cleanup_control_expr_graph): Defer fold overflow warnings until
13686 we know we are going to optimize.
13687 * tree-cfg.c (fold_cond_expr_cond): Likewise.
13688 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
13690 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13691 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
13692 * tree-ssa-loop-manip.c (create_iv): Likewise.
13693 * c-typeck.c (build_conditional_expr): Likewise.
13694 (build_binary_op): Likewise.
13695 * tree-vrp.c (vrp_expr_computes_nonzero): Call
13696 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
13697 (extract_range_from_unary_expr): Likewise.
13698 * simplify-rtx.c (simplify_const_relational_operation): Warn when
13699 assuming that signed overflow does not occur.
13700 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
13701 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
13702 (fold_defer_overflow_warnings): Declare.
13703 (fold_undefer_overflow_warnings): Declare.
13704 (fold_undefer_and_ignore_overflow_warnings): Declare.
13705 (fold_deferring_overflow_warnings_p): Declare.
13706 (tree_expr_nonzero_warnv_p): Declare.
13707 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
13708 of warning options.
13709 (Warning Options): Document -Wstrict-overflow.
13710 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
13711 (tree-ssa-ccp.o): Likewise.
13712 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
13713 (fold-const.o): Depend on intl.h.
13715 2007-02-13 Ian Lance Taylor <iant@google.com>
13717 PR middle-end/30751
13718 * lower-subreg.c (resolve_simple_move): Decompose subregs in
13721 2007-02-13 Stuart Hastings <stuart@apple.com>
13723 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
13725 2007-02-13 Richard Henderson <rth@redhat.com>
13727 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
13728 handled_component_p before looking for the indirect_ref.
13730 2007-02-13 Richard Henderson <rth@redhat.com>
13732 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
13733 remove flags clobber.
13734 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
13735 (bswaphi_lowpart): New.
13736 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
13737 remove TARGET_BSWAP test. Delete expander of the same name.
13739 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
13740 (expand_unop): Use them.
13742 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
13744 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
13745 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
13746 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
13747 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
13748 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
13749 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
13750 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
13751 assembler dialect choice from asm templates.
13753 2007-02-12 Richard Henderson <rth@redhat.com>
13755 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
13756 (fixuns_trunc<SSEMODEF>si2): Use it.
13757 * config/i386/sse.md (vec_setv4sf_0): Export.
13758 * config/i386/i386.c (ix86_build_const_vector): Export.
13759 (ix86_split_convert_uns_si_sse): Rename from
13760 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
13761 * config/i386/i386-protos.h: Update.
13763 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13766 * c-typeck.c (c_finish_return): Improve warning message.
13768 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13770 * alias.c (find_symbolic_term): Delete unused function.
13772 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
13774 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
13775 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
13776 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
13778 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13780 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
13781 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
13782 the function, temporarily point the debug interface to the null one.
13784 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13786 * dwarf2out.c (round_up_to_align): New static function.
13787 (field_byte_offset): Use it to round the offset.
13789 2007-02-12 Richard Henderson <rth@redhat.com>
13791 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
13792 (inswl_const): Export.
13794 2007-02-12 Richard Henderson <rth@redhat.com>
13796 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
13797 result mode of the libcall, convert back to outmode.
13799 2007-02-12 Roger Sayle <roger@eyesopen.com>
13801 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
13802 (bswapdi2): New define_expand to implement 32-bit implementation.
13804 2007-02-12 Nick Clifton <nickc@redhat.com>
13806 * doc/invoke.texi (Overall Options): Document --help=.
13807 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
13808 (cc1_options): Pass --help= on to cc1.
13809 (display_help): Add description of --help=.
13810 (process_command): Add code to handle --help=. Allow translated
13811 --help and --target-help switches to be passed on to compiler
13813 (main): Remove unused if statement.
13814 * opts.c (columns): Remove.
13815 (LEFT_COLUMN): Define.
13816 (wrap_help): Add columns argument.
13817 (print_filtered_help): Change parameters to be an include bitmask,
13818 an exclude bitmask, an any bitmask and the column width. Move the
13819 code to display the params list here. Add code to display the
13820 status of options rather than their descriptions if the quiet flag
13822 (print_specific_help): Change parameters to be an include bitmask,
13823 an exclude bitmask and an any bitmask. Move code to look up the
13824 column width here. Decide upon the title for an options listing.
13825 (common_handle_options): Add code to handle --help=. Adapt code
13826 for --help and --target-help to use the revised form of the
13827 print_specific_help function.
13828 (print_help): Delete.
13829 (print_param_help): Delete.
13830 (print_switch): Delete.
13831 * opts.h (cl_lang_count): Add prototype.
13832 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
13833 CL_MAX_OPTION_CLASS): New defines.
13834 * optc-gen.awk: Add construction of cl_lang_count.
13835 * c.opt: Add Warning attribute to warning options and Optimization
13836 attribute to optimization options.
13837 * common.opt: Likewise.
13839 Add -fhelp and -ftarget-help as aliases for the transformed --help
13840 and --target-help options.
13841 * opt-functions.awk: Add code to handle Warning and Optimization
13844 2007-02-12 Richard Henderson <rth@redhat.com>
13846 * config/alpha/constraints.md: New file.
13847 * config/alpha/alpha.c: Include tm-constrs.h.
13848 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
13849 alpha_extra_constraint): Remove.
13850 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
13851 * config/alpha/alpha-protos.h: Update.
13852 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
13853 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
13854 (EXTRA_CONSTRAINT): Remove.
13855 * config/alpha/alpha.md: Include constraints.md.
13856 (adddi splitter): Use satisfies_constraint_*.
13857 * config/alpha/predicates.md (add_operand): Likewise.
13858 (sext_add_operand, addition_operation): Likewise.
13860 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
13862 PR tree-optimization/29145
13863 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
13864 in our handling of restrict qualified pointers.
13866 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13869 * doc/invoke.texi (Wunused-value): Update description.
13870 (Wextra): Delete item.
13871 * opts.c (set_Wextra): Don't use the value of Wextra to set the
13872 value of Wunused-value.
13873 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
13874 (c_finish_stmt_expr): Don't check extra_warnings.
13875 (emit_side_effect_warnings): The caller is responsible to check
13878 2007-02-11 Roger Sayle <roger@eyesopen.com>
13879 Matt Thomas <matt@3am-software.com>
13881 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
13883 2007-02-11 Roger Sayle <roger@eyesopen.com>
13885 * simplify-rtx.c (simplify_relational_operation_1): Optimize
13886 comparisons of POPCOUNT against zero.
13887 (simplify_const_relational_operation): Likewise.
13889 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13891 * doc/invoke.texi (Wextra): Delete outdated paragraph.
13893 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13895 * dwarf2out.c (root_type): Delete unused function.
13897 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13899 * genattrtab.c (contained_in_p): Delete unused function.
13900 (write_expr_attr_cache): Likewise.
13902 2007-02-11 Jan Hubicka <jh@suse.cz>
13904 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
13907 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
13909 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
13910 to add the REG_EQ* note.
13911 * see.c (see_merge_one_use_extension): Likewise.
13912 * local-alloc.c (update_equiv_regs): Likewise. Also don't
13913 turn REG_EQUAL notes into REG_EQUIV notes if the target
13914 register may have more than one set.
13915 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
13916 * gcse.c (try_replace_reg): Likewise.
13917 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
13918 * calls.c (fixup_tail_calls): Likewise. Abort if there is
13919 more than one REG_EQUIV note.
13920 * reload1.c (gen_reload): Use set_unique_reg_note.
13922 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
13924 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
13925 (ix86_builtin_conversion): New function.
13927 2007-02-06 Mark Mitchell <mark@codesourcery.com>
13930 * tree.h (DECL_REPLACEABLE_P): New macro.
13931 * except.c (set_nothrow_function_flags): Likewise.
13933 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
13934 Ira Rosen <irar@il.ibm.com>
13935 Dorit Nuzman <dorit@il.ibm.com>
13937 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
13938 * targhooks.c (default_builtin_vectorized_conversion): New.
13939 * targhooks.h (default_builtin_vectorized_function): New declaration.
13940 * target.h (struct vectorize): Add builtin_conversion field.
13941 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
13942 stmt_vec_info_type value.
13943 (vectorizable_conversion): New declaration.
13944 * tree-vect-analyze.c (vect_analyze_operations): Add
13945 vectorizable_conversion call.
13946 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
13947 * tree-vect-transform.c (vectorizable_conversion): New function.
13948 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
13949 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
13951 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
13952 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
13953 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
13954 or ALTIVEC_BUILTIN_VCFSX.
13956 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13959 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
13960 CONST_DOUBLE and operand 0 is a hard register.
13961 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
13962 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
13963 is a hard floating-point register.
13965 2007-02-10 Richard Henderson <rth@redhat.com>
13966 Jakub Jelinek <jakub@redhat.com>
13967 Alexandre Oliva <aoliva@redhat.com>
13969 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
13970 * builtin-types.def (BT_WORD): Make unsigned.
13971 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
13972 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
13973 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
13974 * c-decl.c (grokdeclarator): Don't error if !have_tls.
13975 * c-parser.c (c_parser_omp_threadprivate): Likewise.
13976 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
13978 * expr.c (emutls_var_address): New.
13979 (expand_expr_real_1): Expand emulated tls.
13980 (expand_expr_addr_expr_1): Likewise.
13981 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
13982 * output.h (emutls_finish): Declare.
13983 * toplev.c (compile_file): Call it.
13984 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
13985 address before wrapping in CONST.
13986 * varasm.c (emutls_htab, emutls_object_type): New.
13987 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
13988 (get_emutls_object_name, get_emutls_object_type): New.
13989 (get_emutls_init_templ_addr, emutls_decl): New.
13990 (emutls_common_1, emutls_finish): New.
13991 (assemble_variable): When emulating tls, swap decls; generate
13992 constructor for the emutls objects.
13993 (do_assemble_alias): When emulating tls, swap decl and target name.
13994 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
13996 * varpool.c (decide_is_variable_needed): Look at force_output.
13997 Recurse for emulated tls.
13998 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
13999 with decide_is_variable_needed.
14000 * emutls.c: New file.
14001 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14002 tls_object for real tls.
14004 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14006 PR rtl-optimization/29599
14007 * reload1.c (eliminate_regs_in_insn): Take the destination
14008 mode into account when computing the offset.
14010 2007-02-09 Stuart Hastings <stuart@apple.com>
14011 Richard Henderson <rth@redhat.com>
14013 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14014 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14015 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14016 fixuns_truncdfhi2): New.
14017 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14018 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14019 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14020 (floatunssidf2): Allow nonimmediate source.
14021 * config/i386/sse.md (movdi_to_sse): New.
14022 (vec_concatv2di): Drop '*'.
14023 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14024 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14025 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14027 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14028 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14029 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14030 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14031 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14032 ix86_build_const_vector.
14033 (x86_emit_floatuns): Rewrite.
14035 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14037 * genautomata.c (longest_path_length): Delete unused function.
14038 (struct state): Delete unused longest_path_length.
14039 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14040 (get_free_state): Delete unused.
14042 2007-02-09 Jan Hubicka <jh@suse.cz>
14044 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14045 * doc/invoke.texi (inline-unit-growth): Update default value.
14047 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14048 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14049 (rebuild_cgraph_edges): Likewise.
14050 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14051 (dump_cgraph_node): Dump frequencies.
14052 (cgraph_clone_edge): Add frequency scales.
14053 (cgraph_clone_node): Add freuqnecy.
14054 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14055 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14056 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14057 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14058 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14059 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14060 (save_inline_function_body): Likewise.
14061 * ipa-inline.c: inluce rtl.h
14062 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14063 (cgraph_edge_badness): Use frequencies.
14064 (cgraph_decide_recursive_inlining): Update clonning.
14065 (cgraph_decide_inlining_of_small_function): Dump frequency.
14066 * predict.c (estimate_bb_frequencies): Export.
14067 * predict.h (estimate_bb_frequencies): Declare.
14068 * tree-inline.c (copy_bb): Watch overflows.
14069 (expand_call_inline): Update call of cgraph_create_edge.
14070 (optimize_inline_calls): Use TODO flags to update frequnecies.
14071 * passes.h: Include predict.h
14072 (init_optimization_passes): Move profile ahead.
14073 (execute_function_todo): Handle TODO_rebuild_frequencies.
14075 2007-02-09 Roger Sayle <roger@eyesopen.com>
14077 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14078 the insbl or inswl pattern into a register.
14080 2007-02-09 Roger Sayle <roger@eyesopen.com>
14082 * config/ia64/ia64.md (bswapdi2): New define_insn.
14084 2007-02-09 Richard Henderson <rth@redhat.com>
14086 * config/i386/constraints.md (Ym): New constraint.
14087 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14088 (movdi_1_rex64): Split sse and xmm general register moves from
14089 memory move alternatives. Use conditional register constraints.
14090 (movsf_1, movdf_integer): Likewise.
14091 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14092 (movdf_integer_rex64): New.
14093 (pushsf_rex64): Fix output constraints.
14094 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14095 (sse2_stored): Likewise.
14096 (sse2_storeq_rex64): New.
14097 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14098 amd and not generic.
14099 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14100 for optimize_size. Remove SF/DFmode hack.
14102 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14104 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14107 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14108 Richard Sandiford <richard@codesourcery.com>
14110 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14111 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14112 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14113 m68k/t-mlib to tmake_file.
14114 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14115 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14116 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14117 Allow it to be cf or m68k. Set m68k_arch_family. If that
14118 variable is not empty, add t-$m68k_arch_family to tmake_file.
14119 Add t-mlibs to tmake_file.
14120 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14121 * config/m68k/t-cf: New file.
14122 * config/m68k/t-m68k: Likewise.
14123 * config/m68k/t-mlibs: Likewise.
14124 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14125 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14126 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14127 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14128 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14130 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14131 (INSTALL_LIBGCC): Delete.
14132 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14133 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14134 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14135 (M68K_MLIB_CPU): Define.
14136 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14137 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14138 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14140 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14141 Richard Guenther <rguenther@suse.de>
14143 PR middle-end/23361
14144 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14145 against INT_MIN/INT_MAX.
14146 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14147 file if a loop is removed.
14149 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14151 * calls.c (store_one_arg): Pass correct alignment to
14152 emit_push_insn for non-BLKmode values.
14153 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14154 unaligned stack slot via a suitably aligned slot.
14156 2007-02-08 DJ Delorie <dj@redhat.com>
14158 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14160 (legal_subregs): Use unsigned char, make const.
14161 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14163 2007-02-08 Paul Brook <paul@codesourcery.com>
14165 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14166 special interworking needed.
14168 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14170 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14171 conditional to __SSE2__.
14172 (Entries below should have been added to first ChangeLog
14173 entry for amdfam10 dated 2007-02-05)
14174 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14176 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14178 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14181 2007-02-08 DJ Delorie <dj@redhat.com>
14183 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14184 * config/m32c/m32c.c (legal_subregs): New.
14185 (m32c_illegal_subreg_p): New.
14186 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14187 unsupported subregs of hard regs.
14189 2007-02-08 Jan Hubicka <jh@suse.cz>
14191 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14192 the same one; always update histograms.
14194 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14196 * passes.c (init_optimization_passes): Tidy comment.
14198 2007-02-08 Roger Sayle <roger@eyesopen.com>
14200 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14201 strip zero_extend, bswap and rotates from POCOUNT's argument.
14202 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14203 zero_extend and rotates from PARITY's argument.
14204 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14205 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14206 of an integer constant at compile-time.
14208 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14211 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14213 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14216 * tree-ssa-live.c (remove_unused_locals): Do not remove
14217 TREE_ADDRESSABLE variables.
14218 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14219 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14220 FOR_CLOBBER. Update all users.
14221 If VAR has an associated alias set, add a virtual operand for
14222 it if no alias is found to conflict with the memory reference.
14224 2007-02-07 Jan Hubicka <jh@suse.cz>
14225 Robert Kidd <rkidd@crhc.uiuc.edu>
14227 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14229 2007-02-07 Ian Lance Taylor <iant@google.com>
14231 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14233 2007-02-07 Roger Sayle <roger@eyesopen.com>
14235 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14236 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14237 tablejumpdi, movsi_to_cr_one): Remove constraints from
14238 define_expand's match_operands.
14240 2007-02-07 Roger Sayle <roger@eyesopen.com>
14242 * global.c (compute_regsets): Move declatation of "i" inside of
14243 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14245 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14248 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14249 of INDIRECT_REF <RESULT_DECL>.
14251 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14253 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14254 Kaz Kojima <kkojima@gcc.gnu.org>
14257 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
14259 (sh_initialize_trampoline): Add parentheses to avoid a warning.
14261 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14263 * doc/loop.texi: Document possibility not to perform disambiguation
14264 of loops with multiple latches.
14265 * cfgloopmanip.c (alp_enum_p): Removed.
14266 (add_loop): Handle subloops. Use get_loop_body_with_size.
14267 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
14268 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
14269 the new forwarder block.
14270 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
14271 Handle the case latch is NULL.
14272 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
14273 modifications when marking loop exits.
14274 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
14276 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
14277 disambiguate_loops_with_multiple_latches.
14278 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
14279 before fix_loop_structure.
14280 * cfgloop.c: Include pointer-set.h and output.h.
14281 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
14282 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
14283 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
14284 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
14285 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
14286 disambiguate_multiple_latches, get_loop_body_with_size,
14287 disambiguate_loops_with_multiple_latches): New functions.
14288 (flow_loop_dump): Dump multiple latch edges.
14289 (flow_loop_nodes_find): Handle loops with multiple latches.
14290 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
14291 (glb_enum_p): Modified.
14292 (get_loop_body): Use get_loop_body_with_size.
14293 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
14294 (AVOID_CFG_MODIFICATIONS): New constant.
14295 (disambiguate_loops_with_multiple_latches, add_loop,
14296 get_loop_body_with_size): Declare.
14297 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
14299 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
14301 PR inline-asm/28686
14302 * global.c (compute_regsets): New function.
14303 (global_alloc): Refactored ELIMINABLE_REGSET
14304 and NO_GLOBAL_ALLOC_REGS computation out.
14305 (rest_of_handle_global_alloc): Call compute_regsets()
14306 for non-optimizing case.
14308 2007-02-06 Richard Henderson <rth@redhat.com>
14310 * config/i386/constraints.md (Y2): Rename from Y.
14311 (Yi): New constraint.
14312 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
14313 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
14314 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
14315 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
14316 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
14317 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
14318 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
14319 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
14320 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
14321 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
14322 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
14323 vec_extractv2si_1): Change Y constraints to Y2.
14324 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
14325 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
14326 Change Y constraints to Y2.
14327 (sse2_loadld): Change Y constraints to x.
14329 2007-02-06 Roger Sayle <roger@eyesopen.com>
14331 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
14332 (parity<mode>2): New define_expand using rs6000_emit_parity.
14333 * config/rs6000/rs6000.c (rs6000_emit_popcount,
14334 rs6000_emit_parity): New functions.
14335 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
14336 rs6000_emit_parity): Prototype here.
14338 2007-02-06 Ian Lance Taylor <iant@google.com>
14340 * lower-subreg.c (simple_move_operand): Reject CONST.
14341 (resolve_clobber): Call validate_change rather than directly
14342 assigning to XEXP (pat, 0).
14344 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14346 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
14347 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
14348 (tree-cfg.o): Remove hashtab.h dependency.
14350 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
14351 (struct ivopts_data): Change niters to pointer_map_t.
14352 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
14353 (niter_for_exit): Create pointer_map on demand. Change for
14355 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
14356 (free_loop_data): Destroy data->niters if created and reset field.
14357 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
14358 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
14360 * tree-ssa-reassoc.c: Include pointer-set.h.
14361 (bb_rank): Change to long *.
14362 (operand_rank): Change to pointer_map_t.
14363 (find_operand_rank): Return long, -1 if not found. Declare as inline.
14364 (insert_operand_rank): Accept long.
14365 (operand_entry_hash, operand_entry_eq): Remove.
14366 (get_rank): Return long. Adjust for changes above.
14367 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
14369 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
14371 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
14372 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
14373 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
14375 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
14376 directly since it cannot be NULL.
14377 (get_vi_for_tree): Rewrite for pointer_map API.
14378 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
14379 (init_alias_vars): Create vi_for_tree as pointer_map.
14380 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
14382 * tree-cfg.c: Don't include hashtab.h.
14383 (edge_to_cases): Declare as pointer_map.
14384 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
14386 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
14387 (start_recording_case_labels): Create edge_to_cases as pointer_map.
14388 (end_recoding_case_labels): Cleanup edge_to_cases manually before
14390 (record_switch_edge): Delete.
14391 (get_cases_for_edge): Adjust for pointer_map API, inline
14392 record_switch_edge (rewritten for new API), remove goto.
14394 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14396 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
14397 * tree-nested.c: Include pointer-set.h.
14398 (var_map_elt, var_map_eq, var_map_hash): Delete.
14399 (struct nesting_info): Remove GTY marker. Change the two htab_t's
14400 to pointer_map_t's.
14401 (nesting_info_bitmap_obstack): New.
14402 (lookup_field_for_decl): Adjust for pointer_map API.
14403 (lookup_tramp_for_decl): Adjust for pointer_map API.
14404 (get_nonlocal_debug_decl): Adjust for pointer_map API.
14405 (get_local_debug_decl): Adjust for pointer_map API.
14406 (convert_nl_goto_reference): Adjust for pointer_map API.
14407 (convert_nl_goto_receiver): Adjust for pointer_map API.
14408 (create_nesting_tree): Create outside GGC space. Create bitmap on
14409 the new obstack. Create field_map and var_map as pointer_maps.
14410 (free_nesting_tree): Adjust for changes to create_nesting_tree.
14412 (lower_nested_functions): Move root here, no need to NULL it.
14413 Initialize and release the obstack.
14415 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
14417 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
14418 Remove prototypes and make them non-static.
14419 (struct tree_int_map): Remove.
14420 * tree.h (struct tree_int_map): Move here, turning TO into an
14422 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
14424 * tree.h (TREE_COMPLEXITY): Remove.
14425 (struct tree_exp): Remove complexity field.
14426 * tree.c (build1_stat): Don't set it.
14428 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
14429 Victor Kaplansky <victork@il.ibm.com>
14431 * tree-vectorizer.c (vect_is_simple_use): Support induction.
14432 (vect_is_simple_reduction): Support reduction with induction as
14433 one of the operands.
14434 (vect_is_simple_iv_evolution): Fix formatting.
14435 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
14436 formatting. Don't mark induction phis for vectorization.
14437 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
14438 * tree-vect-transform.c (get_initial_def_for_induction): New function.
14439 (vect_get_vec_def_for_operand): Support induction.
14440 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
14442 (vectorizable_reduction): Support reduction with induction as one of
14444 (vectorizable_type_demotion): Use def-type of stmt argument rather
14445 than dummy def-type.
14447 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
14448 flag_tree_scev_cprop.
14449 * common.opt (tree-scev-cprop): New flag.
14451 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
14452 call to vect_get_new_vect_var.
14454 2007-02-06 Ira Rosen <irar@il.ibm.com>
14456 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
14457 vectype is not NULL.
14458 (vect_pattern_recog_1): Likewise.
14460 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14462 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
14463 (fold_negate_expr): Likewise.
14465 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
14468 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
14469 even if cv-qualification is the same.
14471 2007-02-05 Geoffrey Keating <geoffk@apple.com>
14473 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
14474 __enable_execute_stack on completion.
14476 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14478 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
14479 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
14480 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
14481 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
14482 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
14483 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
14484 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
14485 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
14487 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14489 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
14490 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
14491 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
14492 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
14493 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
14494 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
14495 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
14496 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
14497 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
14498 umuldi3_highpart_rex64, umulsi3_highpart_insn,
14499 umulsi3_highpart_zext, smuldi3_highpart_rex64,
14500 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
14501 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
14502 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
14503 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
14504 sqrtextenddfxf2_i387): Added amdfam10_decode.
14506 * config/i386/athlon.md (athlon_idirect_amdfam10,
14507 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
14508 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
14509 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
14510 athlon_ivector_store_amdfam10): New define_insn_reservation.
14511 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
14514 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14516 * config/i386/athlon.md (athlon_call_amdfam10,
14517 athlon_pop_amdfam10, athlon_lea_amdfam10): New
14518 define_insn_reservation.
14519 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
14520 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
14521 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
14523 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14525 * config/i386/athlon.md (athlon_sseld_amdfam10,
14526 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
14527 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
14529 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14531 * config/i386/athlon.md (athlon_sseins_amdfam10): New
14532 define_insn_reservation.
14533 * config/i386/i386.md (sseins): Added sseins to define_attr type
14534 and define_attr unit.
14535 * config/i386/sse.md: Set type attribute to sseins for insertq
14538 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14540 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
14541 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
14542 ssecomi_load_amdfam10, ssecomi_amdfam10,
14543 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
14544 define_insn_reservation.
14545 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
14547 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14549 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
14550 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
14551 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
14552 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
14553 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
14554 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
14555 define_insn_reservation.
14557 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
14558 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
14559 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
14560 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
14561 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
14563 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14565 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
14566 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
14567 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
14568 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
14569 athlon_ssemul_load_k8): Added amdfam10.
14571 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14573 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
14574 (x86_sse_unaligned_move_optimal): New variable.
14576 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
14578 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
14579 for unaligned vector SSE double/single precision loads for AMDFAM10.
14581 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14583 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
14584 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
14585 Define TARGET_CPU_DEFAULT_amdfam10.
14586 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
14587 (processor_type): Add PROCESSOR_AMDFAM10.
14589 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
14590 processor_type in config/i386/i386.h.
14591 Enable imul peepholes for TARGET_AMDFAM10.
14593 * config.gcc: Add support for --with-cpu option for amdfam10.
14595 * config/i386/i386.c (amdfam10_cost): New variable.
14596 (m_AMDFAM10): New macro.
14597 (m_ATHLON_K8_AMDFAM10): New macro.
14598 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
14599 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
14600 x86_promote_QImode, x86_integer_DFmode_moves,
14601 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14602 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
14603 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
14604 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
14605 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
14606 Enable/disable for amdfam10.
14607 (override_options): Add amdfam10_cost to processor_target_table.
14608 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
14609 processor_alias_table.
14610 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
14611 (ix86_adjust_cost): Add code for amdfam10.
14613 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14615 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
14616 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
14617 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
14618 * config/i386/i386.h: Add builtin definition for SSE4A.
14619 * config/i386/i386.md: Add support for ABM instructions
14620 (popcnt and lzcnt).
14621 * config/i386/sse.md: Add support for SSE4A instructions
14622 (movntss, movntsd, extrq, insertq).
14623 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
14624 Add -march=amdfam10 flag.
14625 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
14626 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
14628 * doc/extend.texi: Add documentation for SSE4A builtins.
14630 2007-02-05 Bob Wilson <bob.wilson@acm.org>
14632 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
14634 2007-02-05 Richard Guenther <rguenther@suse.de>
14636 * tree-vectorizer.h (vectorizable_function): Add argument type
14637 argument, change return type.
14638 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
14639 * tree-vect-transform.c (vectorizable_function): Handle extra
14640 argument, return vectorized function decl.
14641 (build_vectorized_function_call): Remove.
14642 (vectorizable_call): Handle calls with result and argument types
14643 differing. Handle loop vectorization factor correctly.
14644 * targhooks.c (default_builtin_vectorized_function): Adjust for
14646 * targhooks.h (default_builtin_vectorized_function): Likewise.
14647 * target.h (builtin_vectorized_function): Add argument type
14649 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
14650 extra argument, allow vectorizing of lrintf.
14651 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
14652 documentation of target hook.
14654 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
14657 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
14658 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
14659 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
14661 2007-02-05 Roger Sayle <roger@eyesopen.com>
14663 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
14664 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
14665 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
14666 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
14667 before canonicalizing sincos to cexpi.
14668 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
14670 2007-02-05 Roger Sayle <roger@eyesopen.com>
14672 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
14673 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
14674 (alpha_init_builtins): Use alpha_add_builtins to process tables.
14676 2007-02-05 Roger Sayle <roger@eyesopen.com>
14678 * mips-tfile.c (initialize_init_file): Correct endianness test.
14680 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
14682 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
14683 the 'y' constraint.
14685 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14687 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
14688 saves in a PARALLEL before the register assignments.
14690 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14692 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
14693 DWARF_FRAME_RETURN_COLUMN to be a general register.
14694 * dwarf2out.c (init_return_column_size): New function, split from...
14695 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
14696 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
14697 to be nongeneral registers.
14698 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
14700 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
14701 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
14703 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14705 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
14707 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14709 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
14710 (remove_path): Use can_remove_branch_p and remove_branch instead
14711 of loop_delete_branch_edge.
14712 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
14713 (tree_transform_and_unroll_loop): Remove dead branches immediately.
14714 Update profile using scale_dominated_blocks_in_loop.
14715 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
14716 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
14717 (can_remove_branch_p, remove_branch): Declare.
14718 * tree-cfg.c (tree_can_remove_branch_p): New function.
14719 (tree_cfg_hooks): Add tree_can_remove_branch_p.
14720 * cfgrtl.c (rtl_can_remove_branch_p): New function.
14721 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
14723 2007-02-05 Jan Hubicka <jh@suse.cz>
14725 PR middle-end/30696
14726 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
14727 nodes in cgraph, don't remove offline copy of the function.
14729 2007-02-04 Jan Hubicka <jh@suse.cz>
14731 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
14732 vectors might cause maybe_lookup_element_for_expr to be called
14733 on non-sra-candidate.
14735 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14737 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
14738 config/bfin/bfin.md, config/bfin/predicates.md: Follow
14739 spelling conventions.
14741 2007-02-04 Richard Guenther <rguenther@suse.de>
14743 PR middle-end/30636
14744 * fold-const.c (try_move_mult_to_index): Make sure to not
14745 overflow one dimension of a multi-dimensional array access.
14747 2007-02-04 Jan Hubicka <jh@suse.cz>
14749 * passes.c (init_optimization_passes): Reindent.
14751 2007-02-04 Jan Hubicka <jh@suse.cz>
14752 Eric Botcazou <ebotcazou@adacore.com>
14754 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
14755 (execute_fixup_cfg): Break out the abnormal goto code.
14756 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
14757 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
14758 (optimize_inline_calls): Call make_nonlocal_label_edges.
14760 2007-02-04 Jan Hubicka <jh@suse.cz>
14762 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
14763 true when something was changed.
14764 (rename_ssa_copies): When something was changed, do
14765 TODO_remove_unused_locals.
14766 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14767 add TODO_remove_unused_locals when instruction was removed.
14769 2007-02-04 Jan Hubicka <jh@suse.cz>
14771 * ipa-inline.c (try_inline): Improve debug output; work on already
14773 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
14774 call try_inline for already inlined edges too when flattening;
14775 inline also functions that make callee growth but overall unit size
14778 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14780 * config/m32c/bitops.md, config/m32c/jump.md,
14781 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
14782 config/m32r/m32r.h, config/m32r/m32r.md,
14783 config/m32r/predicates.md, config/m68hc11/larith.asm,
14784 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
14785 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
14786 config/mips/mips-protos.h, config/mips/mips.c,
14787 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
14788 config/mn10300/mn10300.h, config/mn10300/predicates.md,
14789 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
14790 spelling conventions.
14792 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
14793 Follow spelling conventions.
14795 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
14797 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
14798 warn about C++0x compatibility.
14800 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14802 * config/h8300/h8300.c, config/h8300/h8300.h,
14803 config/h8300/h8300.md: Follow spelling conventions.
14805 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
14807 PR middle-end/30667
14808 * combine.c (try_combine): Do not substitute source operand
14809 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
14811 2007-02-03 Jan Hubicka <jh@suse.cz>
14813 PR gcov-profile/30650
14814 * value-prof.c (stringop_block_profile): Fix handling of size counter;
14815 do not divide by zero for never executed counters.
14816 (tree_find_values_to_profile): Fix counters.
14817 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
14819 2007-02-03 Ian Lance Taylor <iant@google.com>
14821 * lower-subreg.c (simple_move_operand): New static function,
14822 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
14824 (simple_move): Call simple_move_operand.
14825 (find_decomposable_subregs): Add special handling of MEMs.
14826 (can_decompose_p): Rename from cannot_decompose_p. Reverse
14827 meaning of return value. If we see a hard register, test whether
14828 it can store a word_mode value. Change all callers.
14830 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14832 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
14833 ftrapv insns and expanders.
14834 (subdi3): Change define_expand operand 1 to arith11_operand, and
14835 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
14836 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
14837 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
14840 PR middle-end/30174
14841 * varasm.c (notice_global_symbol): Treat global objects as weak when
14842 flag_shlib is true.
14844 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14846 * emit-rtl.c (dconstpi): Delete.
14847 (dconstsqrt2): New.
14848 (init_emit_once): Delete dconstpi and init dconstsqrt2.
14849 * real.h (dconstpi): Delete.
14850 (dconstsqrt2): New.
14851 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
14852 (fold_builtin_hypot): Likewise.
14854 2007-02-03 Tom Tromey <tromey@redhat.com>
14857 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
14858 -gcoff3, -gxcoff3, -gvms3 implies -dD.
14860 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
14862 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
14863 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
14864 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
14865 config/rs6000/cell.md, config/rs6000/darwin.h,
14866 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
14867 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
14868 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
14869 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
14870 typos. Follow spelling conventions.
14871 * doc/invoke.texi: Follow spelling conventions.
14873 2007-02-03 Roger Sayle <roger@eyesopen.com>
14875 * simplify-rtx.c (simplify_relational_operation_1): Implement some
14876 canonicalization transformations that attempt to simplify integer
14877 constant comparisons to become comparisons against zero.
14879 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14881 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
14883 * fold-const.c (fold_binary): Fix comment typos. Fold complex
14884 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
14886 2007-02-02 Mike Stump <mrs@apple.com>
14888 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
14889 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
14890 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
14891 generate a branch island.
14893 2007-02-02 Bob Wilson <bob.wilson@acm.org>
14895 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
14896 (xtensa_legitimate_address_p): New.
14897 (xtensa_legitimize_address): New.
14898 (xtensa_output_addr_const_extra): New.
14899 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
14901 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
14902 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
14903 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
14904 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
14905 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
14906 (xtensa_legitimize_address): New.
14907 (xtensa_output_addr_const_extra): New.
14909 2007-02-02 Steve Ellcey <sje@cup.hp.com>
14911 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
14913 2007-02-02 Ian Lance Taylor <iant@google.com>
14915 * expmed.c (expand_divmod): Add comment.
14917 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
14919 * emit-rtl.c (renumber_insns): Remove.
14920 * flags.h: Remove the extern for flag_renumber_insns.
14921 * rtl.h: Remove the prototype for renumber_insns.
14922 * toplev.c (flag_renumber_insns): Remove.
14924 2007-02-02 Hui-May Chang <hm.chang@apple.com>
14926 Revert for x86 darwin:
14927 2005-06-19 Uros Bizjak <uros@kss-loka.si>
14929 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
14930 code before the following patch under TARGET_MACHO.
14931 (ix86_function_value_regno_p): Likewise.
14933 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14935 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
14938 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14941 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
14942 loads to general or fp registers. Add comments.
14943 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
14945 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
14947 * pointer-set.c (insert_aux): Only return insertion slot.
14948 (pointer_set_insert): Adjust.
14949 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
14950 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
14951 pointer_map_traverse): New.
14952 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
14953 pointer_map_create, pointer_map_destroy, pointer_map_insert,
14954 pointer_map_contains, pointer_map_traverse): Declare.
14956 2007-02-02 Jakub Jelinek <jakub@redhat.com>
14958 PR middle-end/30473
14959 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
14960 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
14962 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14964 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
14966 (struct _dep): New type.
14967 (dep_t): New typedef.
14968 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
14969 (DEP_STATUS): New access macro. The macro with the same name was
14970 renamed to DEP_LINK_STATUS.
14971 (dep_init): Declare function
14973 (struct _dep_link): New type.
14974 (dep_link_t): New typedef.
14975 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
14976 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
14977 (DEP_LINK_STATUS): New macro.
14978 (debug_dep_links): New debug function.
14980 (struct _deps_list): New type.
14981 (deps_list_t): New typedef.
14982 (DEPS_LIST_FIRST): New access macro.
14983 (FOR_EACH_DEP_LINK): New cycle macro.
14984 (create_deps_list, free_deps_list, delete_deps_list): Declare
14986 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
14987 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
14988 (copy_deps_list_change_con): Ditto.
14990 (move_dep_link): Declare function.
14992 (struct _dep_node): New type.
14993 (dep_node_t): New typedef.
14994 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
14996 (struct haifa_insn_data.back_deps): New field to hold backward
14997 dependencies of the insn.
14998 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15000 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15001 Change its type to deps_list_t.
15002 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15003 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15004 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15006 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15008 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15010 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15012 (dep_cost): Declare.
15014 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15015 (ds_to_dk, dk_to_ds): New functions.
15017 (init_dep_1): New static function.
15018 (init_dep): New function.
15019 (copy_dep): New static function.
15021 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15023 (detach_dep_link): New static function.
15024 (move_dep_link): New function.
15026 (dep_links_consistent_p, dump_dep_links): New static functions.
15027 (debug_dep_links): New debugging function.
15029 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15031 (alloc_deps_list, init_deps_list): New static functions.
15032 (create_deps_list): New function.
15033 (clear_deps_list): New static function.
15034 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15035 (deps_list_consistent_p, dump_deps_list): New static functions.
15036 (debug_deps_list): New function.
15037 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15039 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15041 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15042 use new scheduler dependencies lists.
15043 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15044 (sched_analyze): Ditto. Initialize dependencies lists.
15045 (add_forw_dep, compute_forward_dependences): Update to use new
15046 scheduler dependencies lists.
15048 (init_dependency_caches): Init deps_obstack.
15049 (free_dependency_caches): Free deps_obstack.
15051 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15052 new scheduler dependencies lists.
15053 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15054 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15056 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15057 Update to use new scheduler dependencies lists.
15058 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15059 (debug_dependencies): Ditto.
15060 (schedule_region): Update comments.
15062 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15063 scheduler dependencies lists.
15064 (schedule_ebb): Update comments.
15066 * rtl.def (DEPS_LIST): Remove.
15068 * lists.c (unused_deps_list): Remove.
15069 (free_list): Update assertions.
15071 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15072 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15074 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15075 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15077 * haifa-sched.c (comments): Update.
15078 (insn_cost1): Remove. Inline the code into insn_cost ().
15079 (insn_cost): Update to use new scheduler dependencies lists. Move
15080 processing of the dependency cost to dep_cost ().
15081 (dep_cost): New function. Use it instead of insn_cost () when
15082 evaluating cost of the dependency. Use compatible interface to
15083 interact with the target.
15084 (priority): Update to use new scheduler dependencies lists.
15085 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15086 with greater number of insns that depend on the insn.
15087 (schedule_insn): Update to use new scheduler dependencies lists. Add
15088 code to free backward dependencies lists. Inline and optimize code
15089 from resolve_dep () - see PR28071.
15090 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15091 lists. Update call to targetm.sched.is_costly_dependence hook.
15093 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15094 scheduler dependencies lists.
15096 (resolve_dep): Remove. Move the logic to schedule_insn ().
15097 (init_h_i_d): Initialize dependencies lists.
15099 (process_insn_depend_be_in_spec): Rename to
15100 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15101 dependencies lists.
15102 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15103 Update to use new scheduler dependencies lists.
15104 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15106 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15107 new scheduler dependencies lists.
15108 (build_intra_loop_deps): Ditto.
15110 * target.h (struct _dep): Declare to use in
15111 gcc_target.sched.is_costly_dependence.
15112 (struct gcc_target.sched.adjust_cost): Fix typo.
15113 (struct gcc_target.sched.is_costly_dependence): Change signature to
15114 use single dep_t parameter instead of an equivalent triad.
15115 (struct gcc_target.sched.adjust_cost_2): Remove.
15117 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15119 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15121 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15123 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15125 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15126 (REG_DEP_TRUE): Document.
15128 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15129 Change signature to correspond to the targetm.sched.adjust_cost hook.
15130 Update use in TARGET_SCHED_ADJUST_COST_2.
15131 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15132 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15133 new scheduler dependencies lists.
15134 (ia64_gen_check): Ditto.
15136 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15137 scheduler dependencies lists.
15139 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15140 signature to correspond to the targetm.sched.is_costly_dependence hook.
15141 (is_costly_group): Update to use new scheduler dependencies lists.
15143 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15144 instead of INSN_COST () macro.
15146 2007-02-01 Ian Lance Taylor <iant@google.com>
15148 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15150 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15152 * pa.md (tp_load): Correct mfctl instruction syntax.
15154 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15156 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15157 altivec_padding_size calculation on AIX. Improve comment, add
15158 assert to verify that it's right.
15160 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15163 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15165 PR inline-asm/28686
15166 * global.c (global_alloc): Add mising initialization of
15169 2007-02-01 Roger Sayle <roger@eyesopen.com>
15171 * alias.c (init_alias_analysis): Correct whitespace.
15172 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15173 partition_hot_cold_basic_blocks): Likewise.
15174 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15175 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15176 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15177 fold_builtin_snprintf_chk, fold_builtin_printf,
15178 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15179 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15180 * cfgcleanup.c (cleanup_cfg): Likewise.
15181 * cfgexpand.c (tree_expand_cfg): Likewise.
15182 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15183 * function.c (get_next_funcdef_no): Likewise.
15184 * gengtype.c (main): Likewise.
15185 * genmodes.c (main): Likewise.
15186 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15187 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15188 * ifcvt.c (noce_emit_move_insn): Likewise.
15189 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15191 * stor-layout.c (get_best_mode): Likewise.
15192 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15193 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15194 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15195 perform_var_substitution, solve_graph): Likewise.
15196 * tree-vrp.c (vrp_finalize): Likewise.
15198 2007-02-01 Ian Lance Taylor <iant@google.com>
15200 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15201 high part of a paradoxical subreg, return a constant zero.
15203 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15205 * toplev.c (lang_dependent_init): Call init_set_costs.
15206 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15208 2007-02-01 Richard Guenther <rguenther@suse.de>
15210 PR middle-end/30656
15211 * fold-const.c (fold_negate_expr): Allow negating a
15212 constant if overflow does not change.
15214 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15216 * doc/c-tree.texi (Expression trees): Improve markup.
15217 * doc/tm.texi (Register Classes, Addressing Modes)
15218 (Floating Point): Fix spacing after abbreviations. Fix some
15221 2007-02-01 Ben Elliston <bje@au.ibm.com>
15223 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15224 * doc/contrib.texi: Likewise.
15225 * doc/install.texi: Likewise.
15227 2007-01-31 Richard Henderson <rth@redhat.com>
15228 Ian Lance Taylor <iant@google.com>
15230 * lower-subreg.c: New file.
15231 * rtl.def (CONCATN): Define.
15232 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15233 pass_lower_subreg2.
15234 * emit-rtl.c (update_reg_offset): New static function, broken out
15235 of gen_rtx_REG_offset.
15236 (gen_rtx_REG_offset): Call update_reg_offset.
15237 (gen_reg_rtx_offset): New function.
15238 * regclass.c: Revert patch of 2006-03-05, restoring
15240 (clear_reg_info_regno): New function.
15241 * dwarf2out.c (concatn_loc_descriptor): New static function.
15242 (loc_descriptor): Handle CONCATN.
15243 * common.opt (fsplit_wide_types): New option.
15244 * opts.c (decode_options): Set flag_split_wide_types when
15246 * timevar.def (TV_LOWER_SUBREG): Define.
15247 * rtl.h (gen_reg_rtx_offset): Declare.
15248 (reg_scan_update): Declare.
15249 * regs.h (clear_reg_info_regno): Declare.
15250 * tree-pass.h (pass_lower_subreg): Declare.
15251 (pass_lower_subreg2): Declare.
15252 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15253 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15254 -fsplit-wide-types.
15255 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
15256 * Makefile.in (OBJS-common): Add lower-subreg.o.
15257 (lower-subreg.o): New target.
15259 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15261 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
15263 2007-01-31 Anatoly Sokolov <aesok@post.ru>
15266 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
15268 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15270 PR middle-end/29335
15271 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
15273 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
15275 * cfgloop.h: Include vec-prim.h.
15276 (enum li_flags): Remove LI_ONLY_OLD.
15277 (loop_iterator): Changed.
15278 (fel_next, fel_init): Iterate over loop tree.
15279 (FOR_EACH_LOOP_BREAK): New macro.
15280 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
15282 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
15283 * modulo-sched.c (sms_schedule): Ditto.
15284 * tree-vectorizer.c (vectorize_loops): Ditto.
15285 * doc/loop.texi: Update information on loop numbering and behavior of
15286 FOR_EACH_LOOP wrto new loops.
15287 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
15288 add_to_evolution_1): Test nestedness of loops instead of comparing
15290 * tree-chrec.c (chrec_fold_plus_poly_poly,
15291 chrec_fold_multiply_poly_poly, chrec_evaluate,
15292 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
15293 reset_evolution_in_loop): Ditto.
15294 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
15296 2007-01-31 Dirk Mueller <dmueller@suse.de>
15298 * c-common.c (warn_about_parentheses): Separate warning about
15299 un-parenthized sequence of comparison operators from the one
15300 which is supposed to warn about x <= y <= z.
15302 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
15304 * optabs.h (enum optab_index): Add new OTI_isinf.
15305 (isinf_optab): Define corresponding macro.
15306 * optabs.c (init_optabs): Initialize isinf_optab.
15307 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
15309 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
15310 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
15312 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
15313 expand_builtin_interclass_mathfn.
15314 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
15315 * config/i386/i386.md (UNSPEC_FXAM): New constant.
15316 (fxam<mode>2_i387): New insn pattern.
15317 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
15318 built-in functions as x87 inline asm.
15320 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15322 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
15324 2007-01-30 Eric Christopher <echristo@apple.com>
15326 * config.gcc: Add geode.
15328 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15330 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
15331 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
15332 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
15333 value-prof.c: Fix comment typos.
15335 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15338 * doc/invoke.texi (Wpointer-arith): Document warning.
15340 2007-01-30 Janis Johnson <janis187@us.ibm.com>
15342 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
15343 the list of discrepancies from the draft TR.
15345 2007-01-30 Dirk Mueller <dmueller@suse.de>
15348 * doc/invoke.texi (-Wreturn-type): Update description to
15349 match new behavior.
15351 2007-01-30 Richard Sandiford <richard@codesourcery.com>
15353 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
15355 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
15357 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
15358 to handle optabs that operate on floating point input argument and
15359 output to integer output.
15360 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
15361 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
15362 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
15363 expand_builtin_interclass_mathfn ().
15364 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
15365 (ilogbsi2): Remove.
15366 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
15367 ilogbl built-in functions as x87 intrinsics.
15369 2007-01-30 Richard Guenther <rguenther@suse.de>
15371 PR middle-end/27657
15372 * dwarf2out.c (reference_to_unused): Query varpool if the
15373 variable was output.
15375 2007-01-30 Richard Guenther <rguenther@suse.de>
15377 PR middle-end/30313
15378 * passes.c (execute_one_pass): Reset in_gimple_form to not
15379 confuse non-unit-at-a-time mode.
15381 2007-01-29 Roger Sayle <roger@eyesopen.com>
15382 Richard Guenther <rguenther@suse.de>
15384 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
15385 avoid undefined behaviour on overflow. Use force_fit_type_double
15386 to construct the constant with the specified TREE_OVERFLOW.
15388 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15390 * config/dfp-bit.c: Add parameterized support for fp exceptions.
15391 * config/dfp-bit.h: Ditto.
15393 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15395 * c-decl.c (pop_scope): Replace warnings with call to
15396 warn_for_unused_label.
15397 * c-common.h (warn_for_unused_label): Declare.
15398 * c-common.c (warn_for_unused_label): Define.
15400 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15402 * tree-optimize.c (update_inlined_to_pointers): Delete unused
15405 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15407 * Makefile.in (USER_H): Remove decfloat.h.
15408 * ginclude/decfloat.h: Delete, moving contents to ...
15409 * ginclude/float.h: Add support for decimal floating point,
15410 guarded by __STDC_WANT_DEC_FP__.
15412 2007-01-29 Mike Stump <mrs@apple.com>
15414 * doc/gccint.texi (Top): Rename Loop Representation to Loop
15415 Analysis and Representation to resolve case insensitive conflict.
15416 * doc/loop.texi (Loop Analysis and Representation): Likewise.
15418 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
15420 * tree.h (struct tree_memory_tag): Add aliases member.
15421 (MTAG_ALIASES): New macro.
15422 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
15423 (add_may_alias): Remove pointer-set. Update for may_aliases being
15425 (mark_aliases_call_clobbered): Update for may_aliases being a
15427 (compute_tag_properties): Ditto.
15428 (create_partition_for): Ditto.
15429 (compute_memory_partitions): Ditto.
15430 (dump_may_aliases_for): Ditto.
15431 (is_aliased_with): Ditto.
15432 (add_may_alias_for_new_tag): Ditto.
15433 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
15434 (compute_is_aliased): New function.
15435 (compute_may_aliases): Call compute_is_aliased).
15436 (init_alias_info): Initialize alias_bitmap_obstack.
15437 (union_alias_set_into): New function.
15438 (compute_flow_sensitive_aliasing): Use union_aliases_into.
15439 (have_common_aliases_p): Rewrite to take two bitmaps and use
15441 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
15442 Update for bitmaps.
15443 (finalize_ref_all_pointers): Update for add_may_alias changes.
15444 (new_type_alias): Ditto.
15445 * tree-flow-inline.h (may_aliases): Return a bitmap.
15446 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
15447 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
15448 may_aliases being a bitmap.
15449 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
15450 may_aliases now returns a bitmap.
15451 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
15453 * tree-ssa-operands.c (add_virtual_operand): Update for
15454 may_aliases being a bitmap.
15456 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
15458 PR tree-optimization/30630
15459 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
15460 variable as changed.
15462 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
15465 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
15466 expanded only once even if an error occurs.
15468 2007-01-29 Ben Elliston <bje@au.ibm.com>
15470 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
15471 (__gcov_average_profiler): Likewise.
15472 (__gcov_ior_profiler): Likewise.
15473 (__gcov_merge_ior): Likewise.
15475 2007-01-28 Jan Hubicka <jh@suse.cz>
15477 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
15478 * value-prof.c (stringop_block_profile): Likewise.
15480 2007-01-28 Jan Hubicka <jh@suse.cz>
15482 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
15483 Add variant handling histograms; add wrapper.
15484 (clear_storage_via_libcall): Export.
15485 (emit_block_move_hints): Break out from ...; add histograms.
15486 (emit_block_move): ... this one.
15487 (clear_storage_hints): Break out from ...; add histograms.
15488 (clear_storage): ... this one.
15489 (set_storage_via_memset): Handle histogram.
15490 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
15491 (clear_storage_hints, clear_storage_via_libcall): Declare.
15492 (set_storage_via_setmem): Update prototype.
15493 * doc/md.texi (movmem, setmem): Document new arguments.
15495 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
15496 Add new histograms.
15497 (stringop_block_profile): New global function.
15498 (tree_stringops_values_to_profile): Profile block size and alignment.
15499 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
15501 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
15502 (stringop_block_profile): Declare.
15503 * builtins.c: Include value-prof.h.
15504 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
15505 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
15506 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
15507 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
15508 * profile.c (instrument_values): Add new counters.
15509 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
15511 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
15512 (tree_init_edge_profiler): Build new profilers.
15513 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
15514 (pass_tree_profile): Add dump.
15515 (tree_profile_hooks): Update.
15516 * Makefile.in (LIBGCOV): Add new constants.
15517 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
15518 __gcov_ior_profiler): New.
15519 * i386.md (movmem/setmem expanders): Add new optional arguments.
15521 2007-01-28 David Edelsohn <edelsohn@gnu.org>
15523 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
15525 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15527 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
15528 (tree_unswitch_single_loop): Pass eni_size_weights to
15529 tree_num_loop_insns.
15530 * tree-ssa-loop-manip.c: Include tree-inline.h.
15531 (can_unroll_loop_p): Pass eni_size_weights to
15532 tree_num_loop_insns.
15533 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
15534 Pass eni_size_weights to estimate_num_insns.
15535 * tree.h (init_inline_once): Export.
15536 * toplev.c (backend_init): Call init_inline_once.
15537 * cgraphunit.c (cgraph_process_new_functions,
15538 cgraph_analyze_function): Pass eni_inlining_weights to
15539 estimate_num_insns.
15540 * ipa-inline.c (compute_inline_parameters): Ditto.
15541 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
15542 to estimate_num_insns.
15543 (try_unroll_loop_completely): Pass eni_size_weights to
15544 tree_num_loop_insns.
15545 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
15546 ot estimate_num_insns.
15547 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
15548 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
15549 * tree-inline.c (eni_inlining_weights, eni_size_weights,
15550 eni_time_weights): New variables.
15551 (init_inline_once): Initialize them.
15552 (struct eni_data): Mew.
15553 (estimate_num_insns_1, estimate_num_insns): Use weights.
15554 * tree-inline.h (struct eni_weights_d): New.
15555 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
15556 (estimate_num_insns): Declaration changed.
15557 * cfgloop.h (tree_num_loop_insns): Declaration changed.
15558 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
15559 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
15561 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15563 * tree-data-ref.c (conflict_fn): Assert that the number of affine
15564 relations in the conflict function is valid.
15566 2007-01-27 Ian Lance Taylor <iant@google.com>
15568 * common.opt: Add fstrict-overflow.
15569 * opts.c (decode_options): Set flag_strict_overflow if -O2.
15570 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
15571 (TYPE_OVERFLOW_UNDEFINED): Define.
15572 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
15574 * tree.h (TYPE_TRAP_SIGNED): Don't define.
15575 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
15576 (fold_negate_expr): Likewise.
15577 (make_range): Likewise.
15578 (extract_muldiv_1): Likewise.
15579 (maybe_canonicalize_comparison): Likewise.
15580 (fold_comparison): Likewise.
15581 (fold_binary): Likewise.
15582 (tree_expr_nonnegative_p): Likewise.
15583 (tree_expr_nonzero_p): Likewise.
15584 * tree-vrp.c (compare_values): Likewise.
15585 (extract_range_from_binary_expr): Likewise.
15586 (extract_range_from_unary_expr): Likewise.
15587 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
15589 (nowrap_type_p): Likewise.
15590 * tree-scalar-evolution.c (simple_iv): Likewise.
15591 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
15592 (build_range_check): Likewise.
15593 (extract_muldiv_1): Likewise.
15594 (fold_comparison): Likewise.
15595 * tree-vrp.c (vrp_int_const_binop): Likewise.
15596 (extract_range_from_unary_expr): Likewise.
15597 * convert.c (convert_to_integer): Likewise.
15598 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
15599 (fold_comparison): Likewise.
15600 (fold_binary): Likewise.
15601 * optabs.c (optab_for_tree_code): Likewise.
15602 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
15603 * simplify-rtx.c (simplify_const_relational_operation): Check
15604 flag_strict_overflow and flag_trapv.
15605 (simplify_const_relational_operation): Likewise.
15606 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
15607 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
15610 2007-01-27 Roger Sayle <roger@eyesopen.com>
15612 * tree.c (tree_fold_gcd): Delete.
15613 * tree.h (tree_fold_gcd): Remove prototype.
15614 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
15615 test whether one constant integer is a multiple of another. Instead
15616 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
15617 * fold-const.c (multiple_of_p): We've determined both TOP and
15618 BOTTOM are integer constants so we can call int_const_binop directly
15619 instead of the more generic const_binop.
15621 2007-01-27 Roger Sayle <roger@eyesopen.com>
15623 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
15624 1*X check that the constant hasn't overflowed, to preserve the
15626 (round_up): Provide an efficient implementation when rouding-up an
15627 INTEGER_CST to a power-of-two.
15629 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15631 * doc/sourcebuild.texi: Add comma for clarity.
15632 * doc/extend.texi: Fix some typos.
15633 * doc/passes.texi: Likewise.
15634 * doc/cppinternals.texi: Likewise.
15635 * doc/c-tree.texi: Likewise.
15636 * doc/tree-ssa.texi: Likewise.
15637 * doc/install.texi: Likewise.
15639 2007-01-27 Jan Hubicka <jh@suse.cz>
15641 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
15642 (pass_sra): Do not require alias information.
15643 * passes.c (init_optimization_passes): Add SRA
15645 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
15647 * tracer.c (rest_of_handle_tracer): We already cleaned
15648 up the CFG in tracer() so don't do it here again.
15649 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
15650 cleanup_cfg here, either. And don't call renumber_insns.
15652 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
15653 and BB_HEAD are in the insn stream here. Instead make sure
15654 that BB_INSN is valid on all insns. Also, do check here that
15655 there are no pending branch predictions...
15656 (rtl_verify_flow_info): ...instead of doing it here. Checks
15657 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
15660 2007-01-26 Roger Sayle <roger@eyesopen.com>
15662 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
15663 function to simplify/factorize operand order canonicalization.
15664 (ix86_fixup_binary_operands): Reorganize using the above function.
15665 (ix86_binary_operator_ok): Likewise.
15667 2007-01-27 Jakub Jelinek <jakub@redhat.com>
15669 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
15670 file scope from optimize_attrs.
15671 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
15673 (optimize_attrs): Clear insn_code_values after freeing it.
15675 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15677 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
15678 a parts.base assignment.
15680 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15682 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
15683 (compute_subscript_distance, initialize_data_dependence_relation,
15684 finalize_ddr_dependent, analyze_ziv_subscript,
15685 analyze_siv_subscript_cst_affine,
15686 compute_overlap_steps_for_affine_univar,
15687 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15688 analyze_siv_subscript, analyze_miv_subscript,
15689 analyze_overlapping_iterations, subscript_dependence_tester_1,
15690 compute_self_dependence, free_dependence_relation): Work
15691 with affine_fn instead of chrecs.
15692 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
15693 common_affine_function, affine_function_base,
15694 affine_function_constant_p, affine_fn_op, affine_fn_plus,
15695 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
15696 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
15697 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
15698 (all_chrecs_equal_p): Removed.
15699 * tree-data-ref.h (affine_fn, conflict_function): New types.
15700 (struct subscript): Change type of conflicting_iterations_in_a
15701 and conflicting_iterations_in_b.
15703 2007-01-26 Steve Ellcey <sje@cup.hp.com>
15706 * config/pa/pa.h (TARGET_HPUX_11): New.
15707 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
15708 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
15710 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
15711 Richard Guenther <rguenther@suse.de>
15713 * tree-ssa-structalias.c (solve_graph): Handle case
15714 we merged the variable to another.
15716 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15718 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
15721 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
15722 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
15724 2007-01-25 DJ Delorie <dj@redhat.com>
15726 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
15727 allow changes to modes which don't fit in those registers.
15729 * reload1.c (choose_reload_regs): Check for invalid subregs before
15730 computing their locations, not after.
15732 2007-01-25 Geoffrey Keating <geoffk@apple.com>
15735 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
15736 save Altivec registers in an eh_return function.
15737 (compute_vrsave_mask): Likewise.
15738 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
15739 for saving Altivec registers.
15740 (rs6000_emit_prologue): Don't allocate stack twice in
15741 eh_return function. Correct expected value of altivec_save_offset
15742 when using save_world. Describe save of R0 to stack when using
15743 save_world. Describe stack pointer adjustment when using
15744 save_world. Remove duplicated eh_return parameter register saving.
15745 Update sp_offset variable after save_world.
15746 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
15748 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
15749 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
15752 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15754 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
15756 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15759 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
15760 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
15762 2007-01-25 Richard Guenther <rguenther@suse.de>
15764 * doc/invoke.texi (-Wcoverage-mismatch): Document.
15765 * common.opt (-Wcoverage-mismatch): New warning option.
15766 * coverage.c (get_coverage_counts): Ignore coverage mismatch
15767 if -Wcoverage-mismatch is given.
15769 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
15771 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
15772 (ipcp_driver): Change to static definition.
15773 Add dumping of the ifunctions.
15774 (constant_val_insert): Remove unused parameter. Support for SSA.
15775 (ipcp_propagate_const): Support for SSA.
15776 (ipcp_profile_bb_print): Print only analyzed nodes.
15777 (ipcp_replace_map_create): Remove support for Fortran constant
15779 * ipa-prop.c (ipa_method_modify_stmt,
15780 ipa_callsite_compute_param): Support for SSA.
15781 * ipa-prop.h (ipcp_driver): Remove declaration.
15782 (IS_VALID_TREE_MAP_INDEX): Add define.
15784 2007-01-24 Geoffrey Keating <geoffk@apple.com>
15786 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
15788 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15790 PR middle-end/30447
15791 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
15792 constant argument to cabs and do it without checking for
15793 -funsafe-math-optimizations.
15795 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
15797 * c-common.h (RID_FIRST_CXX0X): New.
15798 (RID_LAST_CXX0X): New.
15799 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
15801 * c.opt (Wc++0x-compat): New.
15802 * doc/invoke.texi (-Wc++0x-compat): Document.
15804 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15806 * builtins.c (fold_builtin_carg): New.
15807 (fold_builtin_1): Use it.
15809 2007-01-24 Jan Hubicka <jh@suse.cz>
15811 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
15813 * ipa-inline.c (initial_insns, max_insns): Delete.
15814 (compute_max_insns): New function.
15815 (cgraph_decide_inlining_of_small_function): Use it; take minimal
15816 amount of insns as base for code growth.
15817 (cgraph_decide_inlining): Make initial_insns local; do not compute
15819 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
15820 * doc/invoke.texi (inline-unit-growth): Update docs.
15822 2007-01-24 Jakub Jelinek <jakub@redhat.com>
15824 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
15825 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
15826 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
15827 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
15828 for CPUs that have PTA_CX16 set.
15830 PR middle-end/27416
15831 * gimplify.c (omp_check_private): New function.
15832 (gimplify_scan_omp_clauses): Use it for
15833 firstprivate/lastprivate/reduction.
15835 PR middle-end/30494
15836 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
15837 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
15839 PR middle-end/30421
15840 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
15841 If lower_lastprivate_clauses emits some statements, append them
15842 to dlist rather than body_p and to body_p append an initializer.
15843 (lower_omp_for): Adjust caller.
15845 2007-01-24 Steve Ellcey <sje@cup.hp.com>
15847 * target.h (globalize_decl_name): New.
15848 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15849 * output.h (default_globalize_decl_name): New.
15850 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
15852 (globalize_decl): Ditto.
15853 (default_globalize_decl_name): New.
15854 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
15855 (ia64_handle_version_id_attribute): New.
15856 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15857 (ia64_asm_output_external): Use globalize_decl_name instead
15858 of globalize_label.
15859 * doc/extend.texi (version_id): New pragma.
15860 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
15862 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15864 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
15865 _uleb128_t and _Unwind_SWord with _sleb128_t.
15866 * unwind-dw2.c (extract_cie_info, execute_stack_op,
15867 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
15869 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
15870 * unwind-pe.h (read_uleb128, read_sleb128,
15871 read_encoded_value_with_base): Likewise.
15872 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
15874 2007-01-24 Richard Guenther <rguenther@suse.de>
15876 * builtins.c (expand_builtin_cexpi): Get the fndecl
15877 for cexp in the correct way.
15879 2007-01-24 Jan Hubicka <jh@suse.cz>
15881 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
15884 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15886 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
15887 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
15888 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
15889 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
15890 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
15891 __SIZEOF_PTRDIFF_T__.
15892 * doc/cpp.texi: Documentation for the new builtin macros added.
15894 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
15896 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
15897 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
15898 instead of operands[2] to avoid access past the end of array.
15900 2007-01-24 Richard Sandiford <richard@codesourcery.com>
15902 * reload1.c (emit_reload_insns): Pass the reload register
15903 for a non-spill output reload through forget_old_reloads_1.
15905 2007-01-23 Joseph Myers <joseph@codesourcery.com>
15907 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15908 _SOFT_DOUBLE if doubles use software floating-point.
15909 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
15910 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15911 * config/rs6000/darwin-ldouble.c: Also compile functions for
15912 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
15913 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15914 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
15915 commented-out long double override.
15916 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
15917 * config/rs6000/eabispe.h: Likewise.
15918 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
15919 long double for non-SPE.
15920 (rs6000_handle_option): Likewise.
15921 (invalid_e500_subreg): Disallow more subregs involding DImode,
15922 DFmode, TImode or TFmode.
15923 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
15925 (legitimate_lo_sum_address_p): Also check for TFmode for E500
15927 (rs6000_legitimize_address): Also handle TFmode for E500 double.
15928 (rs6000_legitimize_reload_address): Also handle TFmode for E500
15930 (rs6000_legitimate_address): Also check for TFmode for E500
15932 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
15933 (spe_build_register_parallel): Handle TFmode and TCmode.
15934 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
15936 (function_arg): Handle TFmode and TCmode for E500 double.
15937 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
15939 (print_operand): Handle TFmode and TImode for %y.
15940 (rs6000_generate_compare): Handle TFmode comparisons for E500
15942 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
15943 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
15944 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
15945 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
15946 TFmode for E500 double.
15947 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
15948 (floatsidf2): Enable for E500 double.
15949 (movtf_softfloat): Use rs6000_nonimmediate_operand.
15950 (extenddftf2): Change to extenddftf2_fprs.
15951 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
15952 depending on TARGET_E500_DOUBLE.
15953 (extendsftf2): Enable for E500 double.
15954 (trunctfdf2): Enable for E500 double.
15955 (trunctfsf2): Change to trunctfsf2_fprs.
15956 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
15957 depending on TARGET_E500_DOUBLE.
15958 (floatsitf2): Enable for E500 double.
15959 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
15960 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
15961 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
15962 (negtf2): Change to negtf2_internal.
15963 (negtf2): New expander.
15964 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
15965 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
15966 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
15967 (movdi_internal32): Use rs6000_nonimmediate_operand.
15968 (unnamed splitter): Likewise.
15969 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
15970 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
15971 (SPE64TF, DITI): New mode macros.
15972 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
15975 (frob_<mode>_di_2): New.
15976 (frob_tf_di_8_2): New.
15977 (frob_di_df): Change to frob_di_<mode>; allow more modes.
15979 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
15981 (frob_ti_<mode>_8_2): New.
15982 (frob_ti_tf_2): New.
15983 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
15984 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
15986 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
15987 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
15988 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
15989 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
15990 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
15991 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
15994 2007-01-23 Ian Lance Taylor <iant@google.com>
15996 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
15998 (OBJS-archive): Reformat, alphabetize.
15999 (OBJS): Change out_object_file to OBJS-md.
16001 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16003 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16004 JUMP_P and CALL_P predicates where applicable.
16005 * config/i386/i386.c: Ditto.
16006 * config/i386/i386.md: Ditto.
16007 * config/i386/mmx.md: Ditto.
16008 * config/i386/predicates.md: Ditto.
16010 2007-01-22 Andreas Schwab <schwab@suse.de>
16012 * config/m68k/m68k.h: Fix comment.
16014 2007-01-22 Jan Hubicka <jh@suse.cz>
16016 * passes.c (init_optimization_passes): Do not rerun
16017 pass_early_warn_uninitialized.
16019 2007-01-22 Richard Guenther <rguenther@suse.de>
16021 PR tree-optimization/30038
16022 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16024 (execute_cse_sincos_1): Likewise.
16025 (execute_cse_sincos): Likewise.
16026 (gate_cse_sincos): Likewise.
16027 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16028 the cexpi() canonicalization of sincos().
16029 * tree-pass.h (pass_cse_sincos): Declare.
16030 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16032 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16034 PR rtl-optimization/29329
16035 * combine.c (replaced_rhs_insn): Rename to i2mod.
16036 (replaced_rhs_value): Rename to i2mod_new_rhs.
16037 (i2mod_old_rhs): New global variable.
16038 (combine_instructions): Adjust for above change. Save a copy of
16039 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16040 note are substituted in the second instruction.
16041 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16042 ditch the note if it pertains to the second eliminated register
16043 and this register is mentioned in i2mod_old_rhs.
16046 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16048 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16049 the insn to which the note was originally attached.
16051 2007-01-21 Jan Hubicka <jh@suse.cz>
16053 * ipa-inline.c (inlining_mode): Comment, move up.
16054 (cgraph_decide_inlining_incrementally): Do not perform inlining
16055 itself; fix handling of flattening of self recursive functions.
16056 (cgraph_find_cycles): Remove.
16057 (cgraph_flatten_node): Remove.
16058 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16059 (try_inline): New function.
16060 (cgraph_early_inlining): Update call of
16061 cgraph_decide_inlining_incrementally. Apply inlining here.
16062 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16064 2007-01-21 Dirk Mueller <dmueller@suse.de>
16067 * tree-vrp.c (check_array_bounds): do not warn
16068 about ADDR_EXPR's of ARRAY_REF's which are immediately
16069 used in binary expressions.
16071 2007-01-21 Ira Rosen <irar@il.ibm.com>
16073 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16074 read_write_dep and macros for its access.
16075 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16076 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16077 argument, call vect_check_interleaving for every independent pair of
16078 data-refs. Mark loads that access the same memory location as a store
16080 (vect_check_dependences): Remove.
16081 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16082 call, fix the call to vect_analyze_data_ref_dependence.
16083 (vect_analyze_data_ref_access): For statements that access the same
16084 data-ref, check that they are not stores; for loads, check that there
16085 is no store that access the same location.
16087 2007-01-20 Roger Sayle <roger@eyesopen.com>
16088 Joseph Myers <joseph@codesourcery.com>
16090 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16091 (-fdump-rtl-stack): Likewise.
16092 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16093 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16094 (-mpt-fixed): Use @minus{} for minus sign.
16095 (Using Precompiled Headers): Fix under/overfull hbox.
16097 2007-01-20 Jan Hubicka <jh@suse.cz>
16099 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16100 place within annotation.
16102 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16104 * pa.c (output_move_double): Change array size of xoperands to 4.
16106 2007-01-20 Jan Hubicka <jh@suse.cz>
16108 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16111 2007-01-19 Ian Lance Taylor <iant@google.com>
16113 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16114 constant to unsigned HOST_WIDE_INT before negating.
16116 2007-01-19 Ian Lance Taylor <iant@google.com>
16118 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16120 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16121 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16122 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16123 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16124 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16125 (realloc_vdef, realloc_vuse): Change second parameter to
16127 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16128 fields to unsigned.
16129 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16130 unsigned. Change x and lim locals to unsigned.
16131 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16133 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16134 (copy_virtual_operands): Change i and n locals to unsigned.
16136 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16138 PR middle-end/29335
16139 * builtins.c (fold_builtin_1): Handle builtin fdim.
16141 2007-01-20 Jan Hubicka <jh@suse.cz>
16143 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16144 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16145 init_alias_heapvars.
16146 (init_alias_heapvars): Initialize only when not already initialized.
16147 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16149 2007-01-19 Roger Sayle <roger@eyesopen.com>
16151 * common.opt (fsigned-zeros): New command line option.
16152 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16153 of flag_unsafe_math_optimizations.
16154 * opts.c (set_fast_math_flags): The -ffast-math command line option
16155 implies -fno-signed-zeros.
16156 (fast_math_flags_set_p): Likewise.
16158 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16159 the documentation of -ffast-math appropriately. Wrap long lines.
16161 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16163 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16164 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16166 2007-01-19 Tomas Bily <tbily@suse.cz>
16168 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16170 (tree_init_ic_make_global_vars): New function
16171 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16172 (tree_gen_ic_profiler): New function
16173 (tree_gen_ic_func_profiler): New function
16174 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16175 (tree_profile_hooks): Added hook for indirec/virtual calls
16176 * value-prof.c (tree_find_values_to_profile): New case for
16178 (tree_values_to_profile): Call for determining indirect/virtual
16180 (tree_indirect_call_to_profile): New function
16181 (tree_ic_transform): New function
16182 (tree_ic): New function
16183 (find_func_by_pid): New function
16184 (init_pid_map): New function
16185 (tree_value_profile_transformations): Added check for
16186 indirect/virtual call transformation
16187 * value-prof.h (enum hist_type): New counter type for
16188 indirect/virtual calls
16189 (profile_hooks): Added new hook for profiling indirect/virtual
16191 * profile.c (instrument_values): New case for indirect/virtual
16193 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16194 (GCOV_COUNTER_V_INDIR): New counter type
16195 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16196 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16198 * cgraph.c: Definition of cgraph_max_pid
16199 (cgraph_create_node): Default init of pid attribute
16200 * cgraph.h: Declaration of cgraph_max_pid
16201 (struct cgraph_node): Added pid attribute
16202 * libgcov.c (__gcov_indirect_call_profiler): New function
16203 (__gcov_one_value_profiler_body): New function
16204 (__gcov_one_value_profiler): Body was moved to
16205 __gcov_one_value_profiler_body and calls it
16207 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16209 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16210 * gengtype.c (write_types_data, write_func_for_structure,
16211 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16212 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16213 (walk_type, write_func_for_structure): Generate the mark_hook if
16216 2007-01-19 Jan Hubicka <jh@suse.cz>
16218 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16219 'early' argument take inlining mode argument specifying whether to
16220 inline for size/speeed or all functions; add support for flattening;
16222 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16224 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16227 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16228 the name of the declared identifier.
16230 2007-01-19 Dirk Mueller <dmueller@suse.de>
16232 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16233 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16234 duplicate evaluation.
16236 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16238 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16239 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16240 to XFMode, use acosxf2 and truncate result to requested mode.
16241 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16242 (asin<mode>2): Similarly, with asin expanders.
16243 (*fscalexf4_i387): Rename from *fscalexf4.
16244 (expNcorexf3): New expander.
16245 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16246 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16247 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16248 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16249 patterns for SSE math.
16250 (exp10<mode>2): Similarly, with exp10 expanders.
16251 (exp2<mode>2): Similarly, with exp2 expanders.
16252 (expm1<mode>2): Similarly, with expm1 expanders.
16253 (ldexp<mode>3): Similarly, with ldexp expanders.
16254 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16255 Use gen_truncxf<mode>2_i387_noop to truncate result.
16257 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16259 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
16260 for ColdFire targets.
16262 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
16263 Richard Sandiford <richard@codesourcery.com>
16265 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
16266 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
16267 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
16268 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
16269 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16270 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16272 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16274 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
16275 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
16276 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
16277 (*adddi_dilshr32_cf): New pattern.
16278 (adddi3, subdi3): Remove first alternatives.
16280 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16282 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
16283 implemented using move.l, do not use its cc result for floating-point
16286 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16288 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
16289 from accepting 's' constraints if flag_pic.
16291 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16293 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
16294 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
16295 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
16296 condition from TARGET_68881 to TARGET_HARD_FLOAT.
16298 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
16300 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
16301 ColdFire alternatives.
16302 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
16303 * config/m68k/m68k.md (clzsi2): Define for ColdFire
16304 architectures that support ff1 instruction.
16306 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16307 Julian Brown <julian@codesourcery.com>
16309 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
16310 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
16311 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
16314 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16316 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
16318 (output_move_const_into_data_reg, output_move_simode_const): Delete.
16319 * config/m68k/m68k.c (const_method, const_int_cost): Take a
16320 HOST_WIDE_INT instead of an rtx.
16321 (m68k_rtx_costs): Update call accordingly.
16322 (output_move_const_into_data_reg): Likewise. Fix formatting.
16323 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
16325 (output_move_simode_const): Update calls after above changes.
16326 Rework to use automatic variables and predicates like MEM_P.
16327 * config/m68k/m68k.md (pushexthisi_const): Update call to
16330 2007-01-19 Dirk Mueller <dmueller@suse.de>
16332 * tree-ssa-alias.c (perform_var_substitution): Fix typo
16333 in dump_flags test.
16335 2007-01-19 Richard Guenther <rguenther@suse.de>
16337 * builtins.c (expand_builtin_cexpi): Fall back to expanding
16338 via cexp in case sincos is not available.
16340 2007-01-19 Richard Guenther <rguenther@suse.de>
16342 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
16343 * defaults.h (TARGET_HAS_SINCOS): Default to off.
16344 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
16345 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
16346 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
16347 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
16348 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
16349 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
16351 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16353 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
16355 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
16356 (atan2xf3): Directly generate RTL pattern.
16357 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
16358 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16359 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16360 disable patterns for SSE math.
16361 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
16362 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16363 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16364 disable patterns for SSE math.
16366 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
16368 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
16370 2007-01-18 Roger Sayle <roger@eyesopen.com>
16372 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
16373 VIEW_CONVERT_EXPR to the same type as it's operand.
16375 2007-01-18 David Edelsohn <edelsohn@gnu.org>
16377 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
16378 configured for long double 128.
16380 2007-01-18 Mike Stump <mrs@apple.com>
16382 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
16385 2007-01-18 Michael Meissner <michael.meissner@amd.com>
16387 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
16390 2007-01-18 Jan Hubicka <jh@suse.cz>
16392 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
16393 greater than NUM_VOP_FREE_BUCKETS.
16395 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
16397 * tree-ssa-structalias.c: Update comments.
16398 (ptabitmap_obstack): Removed.
16399 (pta_obstack): New.
16400 (oldpta_obstack): Ditto.
16401 (stats): Add a few members.
16402 (struct variable_info): Remove node, complex, address_taken, and
16403 indirect_target members. Add oldsolution member.
16404 (new_var_info): Do not initialize removed members.
16405 (constraint_expr_type): Remove INCLUDES.
16406 (constraint_graph): Add size, implicit_preds, rep,
16407 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
16408 (FIRST_REF_NODE): New macro.
16409 (LAST_REF_NODE): Ditto.
16410 (FIRST_ADDR_NODE): Ditto.
16411 (find): New function.
16413 (dump_constraint): Do not handle INCLUDES.
16414 (insert_into_complex): Do not insert duplicate constraints.
16415 (condense_varmap_nodes): Renamed and rewritten into ...
16416 (merge_node_constraints): This. Also fix bug in handling of
16417 offseted copy constraints.
16418 (clear_edges_for_node): No longer need to deal with preds at all,
16419 or removing associated preds/succs.
16420 (merge_graph_nodes): Deal with indirect_cycles.
16421 Don't deal with predecessors.
16422 (add_implicit_graph_edge): New function.
16423 (add_pred_graph_edge): Ditto.
16424 (add_graph_edge): Don't deal with predecessors.
16425 (build_constraint_graph): Removed.
16426 (build_pred_graph): New function.
16427 (build_succ_graph): Ditto.
16428 (struct scc_info): Removed in_component. Added roots, dfs, and
16429 node_mapping. Remove visited_index, unification_queue.
16430 (scc_visit): Deal with union-find we do now.
16431 Deal with cycles with REF nodes.
16432 (collapse_nodes): Renamed and rewritten to ...
16433 (unify_nodes): This.
16434 (process_unification_queue): Removed.
16435 (topo_visit): Cleanup
16436 (do_da_constraint): Use find.
16437 (do_sd_constraint): Ditto.
16438 (do_ds_constraint): Ditto.
16439 (do_complex_constraint): Ditto.
16440 (init_scc_info): Update for removed and added members.
16441 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
16442 (find_indirect_cycles): This.
16443 (equivalence_class): New variable.
16444 (label_visit): New function.
16445 (perform_variable_substitution): Rewritten.
16446 (free_var_substitution_info): New function.
16447 (find_equivalent_node): Ditto.
16448 (move_complex_constraints): Ditto.
16449 (eliminate_indirect_cycles): Ditto.
16450 (solve_graph): Only propagate changed bits.
16451 Use indirect cycle elimination.
16453 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
16454 (tree_id_eq): Renamed to ...
16455 (tree_vi_eq): This. Update for member change
16456 (insert_id_for_tree): Renamed and rewritten to ...
16457 (insert_vi_for_tree): This.
16458 (lookup_id_for_tree): Renamed and rewritten to ...
16459 (lookup_vi_for_tree): This.
16460 (get_id_for_tree): Renamed and rewritten to ...
16461 (get_vi_for_tree): Ditto.
16462 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
16463 (process_constraint): Don't handle INCLUDES.
16464 Remove special ADDRESSOF case.
16465 (find_func_aliases): Rewrite to use vi functions instead of id
16467 (create_function_info_for): Ditto.
16468 (create_variable_info_for): Ditto.
16469 (intra_create_variable_infos): Ditto.
16470 (merge_smts_into): Ditto.
16471 (find_what_p_points_to): Ditto.
16472 (init_base_vars): Ditto.
16473 (init_alias_vars): Ditto.
16474 (remove_preds_and_fake_succs): New function.
16475 (dump_sa_points_to_info): Dump new stats.
16476 (dump_solution_for_var): Use find.
16477 (set_used_smts): Fix formatting.
16478 (compute_points_to_sets): Updated for new functions.
16479 (ipa_pta_execute): Ditto.
16481 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16482 Richard Sandiford <richard@codesourcery.com>
16484 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
16486 * calls.c (expand_call): If the return value is a PARALLEL,
16487 extract its first member.
16488 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
16489 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16490 use FUNCTION_EXTRA_EPILOGUE.
16491 (m68k_function_value): Return a PARALLEL if the return value
16492 is of a pointer type.
16493 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
16494 (FUNCTION_EXTRA_EPILOGUE): Remove.
16495 * config/m68k/m68k.md (D0_REG): New constant.
16497 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16499 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16500 output a NOP for empty epilogues.
16502 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16504 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
16505 before function. Extend register save check to include all
16506 registers, not just integer ones.
16508 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16510 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
16511 (m68k_use_return_insn): ...this.
16512 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
16513 * config/m68k/m68k.c (use_return_insn): Rename to...
16514 (m68k_use_return_insn): ...this.
16515 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
16516 of USE_RETURN_INSN.
16518 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16520 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
16521 nearest even, fix denormal rounding overflow.
16523 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16525 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
16526 f%$smove and f%$move.
16527 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
16528 (extendsfdf2_cf): Use fdmove instead of f%&move.
16529 (truncdfsf2_cf): Use fsmove instead of f%$smove.
16530 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
16532 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16534 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
16537 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16539 * real.h (real_format): Add a canonical_nan_lsbs_set field.
16540 (coldfire_single_format): Declare.
16541 (coldfire_double_format): Likewise.
16542 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
16543 of qnan_msb_set to determine the lower bits of a canonical
16545 (encode_ieee_double): Likewise.
16546 (encode_ieee_quad): Likewise.
16547 (ieee_single_format): Initialize canonical_nan_lsbs_set.
16548 (mips_single_format): Likewise.
16549 (ieee_double_format): Likewise.
16550 (mips_double_format): Likewise.
16551 (ieee_extended_motorola_format): Likewise.
16552 (ieee_extended_intel_96_format): Likewise.
16553 (ieee_extended_intel_128_format): Likewise.
16554 (ieee_extended_intel_96_round_53_format): Likewise.
16555 (ibm_extended_format): Likewise.
16556 (mips_extended_format): Likewise.
16557 (ieee_quad_format): Likewise.
16558 (mips_quad_format): Likewise.
16559 (vax_f_format): Likewise.
16560 (vax_d_format): Likewise.
16561 (vax_g_format): Likewise.
16562 (i370_single_format): Likewise.
16563 (i370_double_format): Likewise.
16564 (decimal_single_format): Likewise.
16565 (decimal_double_format): Likewise.
16566 (decimal_quad_format): Likewise.
16567 (c4x_single_format): Likewise.
16568 (c4x_extended_format): Likewise.
16569 (real_internal_format): Likewise.
16570 (coldfire_single_format): New real_format.
16571 (coldfire_double_format): Likewise.
16572 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
16573 canonical_nan_lsbs_set.
16574 (pdp11_d_format): Likewise.
16575 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
16576 if TARGET_COLDFIRE_CPU.
16578 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16580 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
16581 (output_call, m68k_legitimize_call_address): Declare.
16582 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
16583 parenthesees. Add support for a 'W' constraint.
16584 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
16585 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
16586 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
16587 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
16589 (override_options): Initialize them. Do not set flag_no_function_cse
16590 for TARGET_ID_SHARED_LIBRARY.
16591 (m68k_output_pic_call): Delete.
16592 (m68k_legitimize_call_address): New function.
16593 (print_operand): Remove the %o prefix. Handle the %p prefix.
16594 (output_call): New function.
16595 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
16596 target address from the GOT if symbolic jumps are not allowed.
16597 * config/m68k/m68k.md (call, general_operand): Do not set
16598 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
16599 Merge separate flag_pic and !flag_pic define_insns into...
16600 (*call, *call_value): ...these new patterns. Match the address
16601 rather than the containing MEM and require it to be a call_operand.
16602 Use output_call to generate the asm template.
16603 * config/m68k/predicates.md (const_call_operand): New predicate.
16604 (call_operand): Likewise.
16606 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16608 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
16609 (STACK_GROWS_DOWNWARD): Define to 1.
16610 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
16611 comments, emphasizing that these values are only defaults.
16612 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
16613 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
16615 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16617 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
16619 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16620 Richard Sandiford <richard@codesourcery.com>
16622 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
16623 (FP_REGNO_P): New macros.
16624 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
16625 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
16626 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
16627 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
16629 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16631 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16632 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
16634 * config/m68k/t-floatlib: New file, extracting common code from...
16635 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
16636 * config/m68k/t-uclinux: Here.
16637 * config/m68k/fpgnulib.c: Do not compile extendeed precision
16638 routines on ColdFire targets.
16640 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16642 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16643 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
16644 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
16645 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
16646 explicitly set MOTOROLA to 1.
16647 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
16649 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16650 Nathan Sidwell <nathan@codesourcery.com>
16652 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
16653 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
16654 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
16655 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
16656 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
16657 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
16658 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
16659 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
16660 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
16661 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16662 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
16663 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
16664 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
16665 (DBX_REGISTER_NUMBER): Delete.
16666 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
16667 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16668 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
16670 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16672 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
16673 * config/flat.h: New file.
16674 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
16675 OBJECT_FORMAT_FLAT.
16676 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
16677 indirect references for -msep-data or -mid-shared-library.
16678 Do not use PC-relative code addresses either.
16679 * config/m68k/m68k.c (override_options): Restrict -fPIC error
16681 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
16682 for shared libraries and crt1.o for executables. Use crti.o and
16684 (ENDFILE_SPEC): Use crtend.o and crtn.o.
16685 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
16686 Do not add -elf2flt or -shared-lib-id options here.
16687 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
16688 Pass -shared-lib-id if -mid-shared-library, taking the library
16689 identifier from -mshared-library-id if given, otherwise
16691 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
16692 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
16693 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
16694 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
16695 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
16696 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
16698 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
16699 jump sequence for ISA A and ISA A+.
16700 (PICJUMP): Likewise.
16702 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16704 * config.gcc (m68k-*-uclinux*): Base the port on the common
16705 and m68k GNU/Linux files rather than on the generic ELF ones.
16706 * config/m68k/uclinux.h (TARGET_VERSION): Override.
16707 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
16709 2007-01-18 Julian Brown <julian@codesourcery.com>
16710 Richard Sandiford <richard@codesourcery.com>
16712 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
16713 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16714 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
16716 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
16717 80 unconditionally.
16718 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16720 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16722 * doc/install.texi: Document m68k-uclinuxoldabi.
16723 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
16724 * config/m68k/uclinux-oldabi.h: New file, copied from
16725 config/m68k/uclinux.h.
16727 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
16729 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
16730 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
16731 (m32r_compute_frame_size): Use unsigned for regno.
16732 (m32r_reload_lr): Use gen_frame_mem.
16734 (m32r_output_function_epilogue): Don't output the function epilogue
16736 (m32r_expand_epilogue): New.
16737 (direct_return): Return false if the function has the interrupt
16739 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
16740 * config/m32r/m32r.md (epilogue): New expander.
16741 (return_lr, return_rte): New insns.
16742 (return): Make it expander.
16743 (return_normal): New expander.
16745 2007-01-18 Josh Conner <jconner@apple.com>
16748 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
16749 support for UNLE, UNLT, UNGE, and UNGT.
16751 2007-01-18 Jan Hubicka <jh@suse.cz>
16753 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
16754 * tree-tailcall (add_virtual_phis): Likewise.
16755 (optimize_tail_call): Return TODOs.
16756 (execute_tail_calls): Return TODOs.
16757 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
16758 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
16760 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
16761 Cleanup cfg using TODO.
16762 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
16763 * passes.c (execute_function_todo): When cleanup did something, remove
16765 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
16766 (make_edges): Don't cleanup_cfg.
16768 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
16770 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
16771 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
16772 operate on the top of stack.
16773 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
16774 register handling of instructions that output to the second
16776 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
16777 (move_for_stack_reg): Special-case check for dead destination
16778 stack slot for constant load of 1.0 inside UNSPEC_TAN.
16780 * config/i386/i386.md (UNSPEC_TAN): New constant.
16781 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
16782 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
16783 to correctly model move of constant 1.0 to top stack slot.
16784 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
16785 (unnamed peephole2 pattern): Remove corresponding peephole2
16786 pattern that optimizes tan insn and loading of constant 1.0.
16787 (tanxf2): Use fptanxf4_i387.
16788 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
16789 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
16790 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16791 disable patterns for SSE math.
16792 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
16793 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
16795 2007-01-18 Dirk Mueller <dmueller@suse.de>
16796 Richard Guenther <rguenther@suse.de>
16799 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
16800 * common.opt (Warray-bounds): Add new warning option.
16801 * c-opts.c (c_common_handle_option): Define -Warray-bounds
16803 * Makefile.in: make tree-vrp.o depend on toplev.h
16804 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
16806 (check_array_refs, check_array_bounds, check_array_ref): New.
16808 2007-01-18 Jan Hubicka <jh@suse.cz>
16810 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
16811 (execute_ssa_ccp): Return flags conditionally.
16812 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
16814 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
16816 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
16818 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
16819 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
16821 * Makefile.c (GTFILES): Add cfglayout.h.
16822 * gengtype.c (open_base_files): Likewise.
16823 * cfglayout.c (cfg_layout_function_footer,
16824 cfg_layout_function_header) Reindent to make gengtype happy.
16825 * cfglayout.h (cfg_layout_function_footer,
16826 cfg_layout_function_header): Add GTY(()) marker.
16828 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
16830 2007-01-18 Ben Elliston <bje@au.ibm.com>
16832 * genautomata.c (write_automata): Include xstrerror output in the
16833 error message if writing the DFA description file fails.
16835 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
16837 * config/mips/mips-protos.h (mips_output_external): Make it
16839 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
16840 * config/mips/mips.c (irix_output_external_libcall): Likewise.
16841 (extern_list): Likewise.
16842 (extern_head): Likewise.
16843 (TARGET_ASM_FILE_END): Likewise.
16844 (mips_file_end): Likewise.
16845 (mips_output_external): Rewritten.
16847 2007-01-18 Ben Elliston <bje@au.ibm.com>
16849 * genpreds.c (write_insn_preds_c): Only write out the function
16850 body for regclass_for_constraint if we have register constraints.
16852 2007-01-17 Tom Tromey <tromey@redhat.com>
16854 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
16855 * doc/install.texi (Testing): Use sourceware.org.
16856 (Binaries): Likewise.
16857 (Specific): Likewise.
16858 * doc/contrib.texi (Contributors): Use sourceware.org.
16860 2007-01-17 Anatoly Sokolov <aesok@post.ru>
16862 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
16863 (AVR_ENHANCED): Rename to ...
16864 (AVR_HAVE_MUL): ... new.
16865 (avr_enhanced_p): Rename to ...
16866 (avr_have_mul_p): ... new.
16867 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
16868 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
16869 * config/avr/avr.c (avr_enhanced_p): Rename to ...
16870 (avr_have_mul_p): ... new.
16871 (base_arch_s): Rename 'enhanced' to 'have_mul'.
16872 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
16873 'avr_enhanced_p' and 'enhanced'.
16874 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
16875 AVR_HAVE_MUL instead of AVR_ENHANCED.
16876 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16877 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
16878 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
16879 instead of AVR_ENHANCED.
16880 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16881 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
16882 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
16884 2007-01-17 Ian Lance Taylor <iant@google.com>
16886 * vec.h (VEC_reserve_exact): Define.
16887 (vec_gc_p_reserve_exact): Declare.
16888 (vec_gc_o_reserve_exact): Declare.
16889 (vec_heap_p_reserve_exact): Declare.
16890 (vec_heap_o_reserve_exact): Declare.
16891 (VEC_OP (T,A,reserve_exact)): New static inline function, three
16893 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
16894 negative parameter.
16895 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
16896 (VEC_OP (T,A,copy)) [all versions]: Likewise.
16897 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
16898 * vec.c (calculate_allocation): Add exact parameter. Change all
16900 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
16901 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
16902 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
16903 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
16904 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
16905 (vec_heap_p_reserve_exact): New function.
16906 (vec_heap_o_reserve_exact): New function.
16908 2007-01-17 Jan Hubicka <jh@suse.cz>
16910 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
16912 2007-01-17 Eric Christopher <echristo@apple.com>
16914 * config.gcc: Support core2 processor.
16916 2007-01-16 Jan Hubicka <jh@suse.cz>
16918 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
16919 the names, just unlink the chain so we don't crash on dangling
16923 2007-01-16 Jan Hubicka <jh@suse.cz>
16925 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
16926 * tree-pass.h: Reorder to make IPA passes appear toegher.
16927 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
16929 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
16930 parameters, do not call early inliner.
16931 * ipa-inline.c: Update comments. Include tree-flow.h
16932 (cgraph_decide_inlining): Do not compute inlining parameters.
16933 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
16934 be called with function context set up.
16935 (pass_ipa_inline): Remove unreachable functions before pass.
16936 (cgraph_early_inlining): Simplify assuming to be called from the
16938 (pass_early_inline): New pass.
16939 (cgraph_gate_ipa_early_inlining): New gate.
16940 (pass_ipa_early_inline): Turn into simple wrapper.
16941 (compute_inline_parameters): New function.
16942 (gate_inline_passes): New gate.
16943 (pass_inline_parameters): New pass.
16944 (apply_inline): Move here from tree-optimize.c
16945 (pass_apply_inline): New pass.
16946 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
16948 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
16949 doing them by hand.
16950 (tree_function_versioning): Do not allocate dummy struct function.
16951 * tree-inline.h (optimize_inline_calls): Update prototype.
16952 * tree-optimize.c (execute_fixup_cfg): Export.
16953 (pass_fixup_cfg): Remove
16954 (tree_rest_of_compilation): Do not apply inlines.
16955 * tree-flow.h (execute_fixup_cfg): Declare.
16956 * Makefile.in (gt-passes.c): New.
16957 * passes.c: Include gt-passes.h
16958 (init_optimization_passes): New passes.
16959 (nnodes, order): New static vars.
16960 (do_per_function_toporder): New function.
16961 (execute_one_pass): Dump current pass here.
16962 (execute_ipa_pass_list): Don't dump current pass here.
16964 2007-01-16 Janis Johnson <janis187@us.ibm.com>
16966 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
16967 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
16969 2007-01-16 David Edelsohn <edelsohn@gnu.org>
16971 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
16972 (strong_alias): Define.
16973 (__gcc_qmul): Provide non-FMA for soft-float.
16974 (__gcc_qdiv): Same.
16979 (__gcc_qunord): New.
16989 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
16990 soft-float functions.
16991 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
16992 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
16993 about long double soft float.
16995 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
16996 Tehila Meyzels <tehila@il.ibm.com>
16998 * tree-vectorizer.h (is_pattern_stmt_p): New.
16999 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17000 formatting (tabs instead of spaces). Cleanup and clarify setting
17001 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17002 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17003 (vectorizable_type_demotion): Check that types are integral.
17004 (vectorizable_type_promotion): Likewise.
17005 (vectorizable_store): Fix typo. Eliminate new-line at end of
17008 2007-01-16 Jan Hubicka <jh@suse.cz>
17010 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17013 2007-01-15 Eric Christopher <echristo@apple.com>
17015 * ifcvt.c: Include vec.h, vecprim.h.
17016 (check_cond_move_block): New argument regs.
17017 Reorganize. Add registers used to regs.
17018 (cond_move_process_if_block): Use regs set above as
17021 2007-01-15 Eric Christopher <echristo@apple.com>
17023 * config/darwin.h: Update copyright.
17024 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17025 (LINK_COMMAND_SPEC): Add -u.
17026 (LINK_SPEC): Fix umbrella for above.
17028 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17030 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17033 2007-01-15 Tom Tromey <tromey@redhat.com>
17035 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17036 * doc/install.texi (Testing): Don't mention jacks.
17037 (Configuration): Document --enable-java-maintainer-mode. Move
17038 --with-java-home to libgcj-specific section. Document
17040 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17042 2007-01-15 Jan Hubicka <jh@suse.cz>
17044 * tree-ssa-dce.c (DCE_TODOs): New.
17045 (propagate_necessity): Return if something changed.
17046 (eliminate_unnecessary_stmts): Likewise.
17047 (perform_tree_ssa_dce): Return TODO flags when needed.
17048 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17050 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17052 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17053 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17054 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17055 patterns using X87MODEF12 mode macro. Extend operand 1
17056 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17057 (log10<mode>2): Ditto.
17058 (log2<mode>2): Ditto.
17059 (log1p<mode>2): Ditto.
17060 (logb<mode>2): Ditto.
17061 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17062 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17063 (*fxtractxf3_i387): Rename from *fxtractxf3.
17064 (fxtract_extend<mode>xf3_i387): New insn pattern.
17065 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17066 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17067 and gen_fyl2xxf3_i387().
17069 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17071 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17072 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17073 get_loop_exit_edges. Changed return type to bool.
17074 * cfgloop.h (fix_loop_placement): Declaration removed.
17076 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17078 * param.h (MIN_VECT_LOOP_BOUND): New.
17079 * params.def (MIN_VECT_LOOP_BOUND): New.
17080 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17081 argument - minimum threshold for number of iterations.
17082 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17083 argument to declaration.
17084 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17085 MIN_VECT_LOOP_BOUND.
17086 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17087 slpeel_tree_peel_loop_to_edge with additional argument.
17088 (vect_do_peeling_for_alignment): Likewise.
17089 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17091 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17094 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17095 operands of size 1.
17097 2007-01-14 Jan Hubicka <jh@suse.cz>
17099 * tree-dfa.c (remove_referenced_var): New function.
17100 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17101 prune referenced vars list too.
17102 * tree-flow.h (remove_referenced_var): Declare.
17104 2007-01-14 Jan Hubicka <jh@suse.cz>
17106 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17108 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17109 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17110 * except.h (verify_eh_throw_table_statements): Kill prototype.
17111 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17112 into call exrepssions.
17113 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17115 * tree-cfg.c: Include pointer-set.h.
17116 (verify_node_sharing): Work on pointer set.
17117 (verify_eh_throw_stmt_node): New.
17118 (verify_stmts): Use pointers sets, verify throw_stmt.
17120 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17122 * ipa-reference.c (analyze_function): Consider also addresses taken
17125 2007-01-12 Roger Sayle <roger@eyesopen.com>
17127 * c-typeck.c (null_pointer_constant_p): Replace use of
17128 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17129 (build_c_cast): Likewise.
17131 2007-01-12 Roger Sayle <roger@eyesopen.com>
17133 * tree.h (force_fit_type_double): Remove unused final argument.
17134 * c-common.c (constant_expression_warning): Replace use of
17135 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17136 (convert_and_check): Likewise.
17137 (shorten_compare): Update call to force_fit_type_double.
17138 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17139 * convert.c (convert_to_pointer): Update call to
17140 force_fit_type_double.
17141 * fold-const.c (force_fit_type_double): Remove overflowed_const
17143 (int_const_binop, fold_convert_const_int_from_int,
17144 fold_convert_const_int_from_real, fold_div_compare,
17145 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17146 fold_abs_const, fold_not_const): Remove the final argument from
17147 calls to force_fit_type_double.
17149 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17151 * configure.ac: Set insn to "nop" for spu-*-* also.
17152 * configure: Regenerate.
17154 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17156 * builtins.def : Add BUILT_IN_FREE.
17158 2007-01-12 Jan Hubicka <jh@suse.cz>
17160 PR tree-optimization/30443
17161 * tree-inline.c (tree_function_versioning): Do not optimize when
17162 cloning for inlining.
17164 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17166 * doc/loop.texi: Document recording of loop exits.
17167 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17168 (update_single_exits_after_duplication,
17169 update_single_exit_for_duplicated_loop,
17170 update_single_exit_for_duplicated_loops): Removed.
17171 (duplicate_loop_to_header_edge): Do not call
17172 update_single_exits_after_duplication and
17173 update_single_exit_for_duplicated_loops.
17174 (loop_version): Do not update single_exit information.
17175 (fix_loop_structure): Use record_loop_exits instead of
17176 mark_single_exit_loops.
17177 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17178 the lists of loop exits.
17179 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17180 split_edge, merge_blocks): Update the lists of loop exits.
17181 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17182 loop_optimizer_init.
17183 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17184 of mark_single_exit_loops.
17185 (loop_optimizer_finalize): Call release_recorded_exits.
17186 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17187 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17188 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17189 update single exit information.
17190 * lambda-code.c (perfect_nestify): Ditto.
17191 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17192 (mark_single_exit_loops): Removed.
17193 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17194 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17195 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17197 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17198 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17199 (verify_loop_structure): Verify consistency of the exit lists.
17200 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17201 (set_single_exit): Removed.
17202 * cfgloop.h (struct loop_exit): New function.
17203 (struct loop): single_exit_ field replaced by exits field.
17204 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17205 LOOPS_HAVE_RECORDED_EXITS.
17206 (struct loops): Added exits hash.
17207 (mark_single_exit_loops, set_single_exit): Declaration removed.
17208 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17210 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17212 * doc/invoke.texi: Avoid use of @headitem.
17214 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17216 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17218 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17220 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17223 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17224 Richard Sandiford <richard@codesourcery.com>
17226 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17227 * config/m68k/m68k.opt: Resort options.
17228 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17230 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17231 Richard Sandiford <richard@codesourcery.com>
17233 * doc/invoke.texi: Document the macros that are defined by
17234 m68k's -mtune and -mhard-float options.
17235 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17236 (m68k_cpp_cpu_family): Likewise.
17237 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17238 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17239 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17240 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17241 (m68k_cpp_cpu_family): Likewise.
17243 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17245 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17246 macros besides mc68000 as tuning macros. Use a switch statement
17247 to set them and mcpu32.
17249 2007-01-12 Julian Brown <julian@codesourcery.com>
17251 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17252 (TARGET_68040_ONLY): Rename to...
17253 (TARGET_68040): ...this.
17254 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17255 * config/m68k/m68k.md: Likewise.
17257 2007-01-12 Julian Brown <julian@codesourcery.com>
17258 Nathan Sidwell <nathan@codesourcery.com>
17259 Richard Sandiford <richard@codesourcery.com>
17261 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
17262 the -mcpu= argument associated with the --with-cpu setting.
17263 Define M68K_DEFAULT_TUNE to the default -mtune= option,
17264 if different from the one implied by the -mcpu setting.
17265 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
17266 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
17267 * doc/invoke.texi: Mention ColdFire in the introduction to the
17268 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
17269 -mno-div and -mhard-float options. Make -m68881 a synonym for
17270 -mhard-float. Document the previously-undocumented -m5206e,
17271 -m528x, -m5307 and -m5407 options. Tweak the existing option
17272 documentation for consistency.
17273 * doc/install.texi: Mention new --with-cpu arguments.
17274 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
17275 default CPU if neither -mcpu nor -march are specified.
17276 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
17277 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
17278 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
17279 using m68k_tune to decide between families that implement the
17280 same ISA. Use m68k_tune to set __mcfv4e__.
17281 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
17282 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
17283 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
17284 (FL_ISA_C, FL_ISA_MMU): New macros.
17285 (MASK_COLDFIRE): Delete.
17286 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
17287 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
17288 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
17289 (TARGET_HARD_FLOAT): Do not define here.
17290 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
17291 (TUNE_68000): New macro.
17292 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
17293 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
17294 (TUNE_CFV2): Redefine in terms of m68k_tune.
17295 (uarch_type, target_device, fpu_type): New enums.
17296 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
17297 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
17298 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
17299 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
17300 (FL_FOR_isa_c): New macros.
17301 (m68k_isa): New enum.
17302 (m68k_target_selection): New structure.
17303 (all_devices, all_isas, all_microarchs): New tables.
17304 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
17305 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
17306 (MASK_ALL_CPU_BITS): Delete.
17307 (m68k_find_selection): New function.
17308 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
17309 Map the legacy target options to a combination of the new ones.
17310 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
17311 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
17312 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
17314 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
17315 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
17317 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
17318 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
17319 * config/m68k/m68k-devices.def: New file.
17321 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17322 Nathan Sidwell <nathan@codesourcery.com>
17324 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
17325 (SUBTARGET_EXTRA_SPECS): New macros.
17326 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
17327 use %(asm_cpu_spec) instead.
17328 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
17329 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
17330 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
17331 (EXTRA_SPECS): Rename to...
17332 (SUBTARGET_EXTRA_SPECS): ...this.
17334 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17335 Richard Sandiford <richard@codesourcery.com>
17336 Julian Brown <julian@codesourcery.com>
17338 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17339 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
17340 to the configuration's default CPU.
17341 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
17342 Remove default masks.
17343 (m680[012]0-*-*): Set the default with_cpu to the first part of
17345 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
17346 (m68k*-*-linux): Extend the --with-cpu handling to...
17347 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
17348 and m68010. Don't set target_cpu_default2.
17349 * doc/install.texi: Document --with-cpu for m68k.
17350 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
17351 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
17352 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
17353 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
17354 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
17355 (ASM_SPEC): Remove use of %(asm_cpu_default).
17356 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
17357 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
17358 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
17359 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
17360 __HAVE_FPU__ if TARGET_HARD_FLOAT.
17361 (TARGET_DEFAULT): Delete.
17362 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
17363 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
17364 (CPP_CPU_SPEC): Delete.
17365 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
17366 the appropriate string.
17367 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
17368 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
17369 (ASM_SPEC): Don't use %(asm_default_spec).
17370 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
17371 TARGET_DEFAULT and add MASK_68881.
17372 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
17374 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17376 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
17377 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
17378 MASK_68010 alongside MASK_68020.
17379 * doc/invoke.texi: Document -m68010.
17380 * config/m68k/m68k.opt (m68010): New.
17381 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
17383 (TUNE_68010): New macro.
17384 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
17385 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
17386 (M68K_CPU_m68332): Add MASK_68010.
17387 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
17388 fallback definition.
17389 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
17391 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
17392 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
17393 to all entries that use MASK_68020.
17394 (output_move_simode_const, output_move_himode, output_move_qimode)
17395 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
17396 instead of TARGET_68020 to select clr behavior. Remove comment
17397 about there being no TARGET_68010.
17398 * config/m68k/m68k.md: Likewise throughout.
17400 2007-01-12 Julian Brown <julian@codesourcery.com>
17402 * config/m68k/m68k.h (TARGET_ISAB): New macro.
17403 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
17404 * config/m68k/m68k.md: Likewise.
17406 2007-01-12 Julian Brown <julian@codesourcery.com>
17408 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
17409 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
17411 2007-01-12 Julian Brown <julian@codesourcery.com>
17413 * config/m68k/m68k.h (TUNE_68040_60): New macro.
17414 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
17415 * config/m68k/m68k.md: Likewise.
17417 2007-01-12 Julian Brown <julian@codesourcery.com>
17418 Richard Sandiford <richard@codesourcery.com>
17420 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
17421 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
17422 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
17424 (TARGET_CPU32): Rename to...
17425 (TUNE_CPU32): ...this.
17426 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
17427 (TUNE_CFV2): New macros.
17428 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
17429 remove conditions that are implied by TARGET_68020.
17430 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
17431 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
17432 (m68k_output_function_epilogue): Likewise.
17433 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
17434 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
17435 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
17436 non-68000 timings. Refactor multiplication and division costs.
17437 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
17438 TUNE_CPU32 instead of TARGET_CPU32.
17439 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
17440 and TUNE_68060 instead of TARGET_68060.
17441 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
17442 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
17444 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
17445 && !TARGET_COLDFIRE" to choose between moveq and clr.
17446 Likewise in the unnamed movsf pattern.
17447 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
17448 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
17451 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17453 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
17454 of tabbing before backslashes.
17456 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17458 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
17459 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
17460 (ASM_OUTPUT_INTERNAL_LABEL): Define.
17462 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17464 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
17465 find_interesting_uses_cond.
17466 (find_interesting_uses_cond): Use extract_cond_operands.
17467 (rewrite_use_compare): Use extract_cond_operands and
17468 force_gimple_operand_bsi. Do not call update_stmt.
17469 (determine_use_iv_cost_condition): Use extract_cond_operands.
17470 Return cheaper of using original bound and changing the exit bound.
17472 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17474 PR tree-optimization/29516
17475 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
17476 most_expensive_mult_to_index, addr_to_parts,
17477 create_mem_ref, maybe_fold_tmr): Make the type of
17478 fields of TARGET_MEM_REF sizetype.
17479 (move_fixed_address_to_symbol, move_pointer_to_base):
17481 * tree.def (TARGET_MEM_REF): Add comment on types of
17484 2007-01-11 Joseph Myers <joseph@codesourcery.com>
17486 * c-common.c (vector_types_convertible_p): Treat opaque types as
17487 always convertible if they have the same size, but not otherwise.
17489 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
17491 * ifcvt.c (struct noce_if_info): Add comments to the fields.
17492 Remove the b_unconditional field.
17493 (noce_try_sign_mask): Do not look at b_unconditional.
17494 (noce_process_if_block): Do not use merge_if_blocks. Update
17495 the CFG here. Do not set b_unconditional.
17496 (cond_move_process_if_block): Likewise.
17497 (find_cond_trap): Likewise.
17498 (check_cond_move_block): Require simple jump insns at the end
17499 of the basic block.
17501 2007-01-11 Jan Hubicka <jh@suse.cz>
17503 PR tree-optimization/1046
17504 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
17505 when alias info is not ready.
17506 (pass_tail_recursion): Do not require aliasing.
17507 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
17508 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
17509 * tree-ssa-copy.c (pass_copy_prop): Likewise.
17510 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17511 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
17512 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
17513 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
17515 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
17516 When aliasing is not build, mark statement as volatile.
17518 2007-01-11 Tom Tromey <tromey@redhat.com>
17520 PR preprocessor/15185, PR preprocessor/20989:
17521 * doc/cppopts.texi <-MT>: Update description of algorithm for
17522 computing default target.
17523 <-M, -MD>: Reword "basename" text.
17525 2007-01-11 Roger Sayle <roger@eyesopen.com>
17527 * builtins.c (expand_builtin_pow, expand_builtin_powi,
17528 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
17529 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
17530 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
17531 fold_builtin_bswap, real_constp, fold_builtin_pow,
17532 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
17533 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
17534 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17535 * convert.c (convert_to_pointer): Likewise.
17536 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17537 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
17538 const_binop, fold_convert_const_int_from_int,
17539 fold_convert_const_int_from_real,
17540 fold_convert_const_real_from_real, sign_bit_p,
17541 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
17542 fold_sign_changed_comparison, fold_unary, fold_comparison,
17543 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
17544 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17545 * print-tree.c (print_node_brief, print_node): Likewise.
17546 * stor-layout.c (place_field, layout_type): Likewise.
17547 * tree-chrec.c (keep_cast): Likewise.
17548 * tree.c (build_vector, build_real, build_real_from_int_cst,
17549 build_complex): Likewise.
17551 2007-01-11 Roger Sayle <roger@eyesopen.com>
17553 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
17554 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
17556 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
17558 * configure.ac (strict1_warn): Rename to strict_warn.
17559 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
17560 cc_set_by_configure, quoted_cc_set_by_configure,
17561 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
17562 all_boot_languages, all_stagestuff): Remove.
17563 (target_list): Remove bootstrap targets.
17564 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
17565 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
17566 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
17567 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
17568 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
17569 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
17570 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
17571 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
17572 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
17573 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
17574 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
17575 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
17576 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
17577 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
17578 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
17579 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
17580 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
17581 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
17582 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
17583 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
17584 (mostlyclean): Adjust.
17585 (clean, distclean): Don't mention bootstrap stuff.
17586 * configure: Regenerate.
17587 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
17588 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
17589 treelang/config-lang.in (stagestuff): Remove.
17590 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
17591 stageprofile, stagefeedback, stagestuff): Remove mention.
17593 2007-01-11 Nick Clifton <nickc@redhat.com>
17595 * config/mcore/predicates.md (mcore_general_movesrc_operand):
17597 (mcore_general_movdst_operand): Do not accept CONST_INTs.
17598 (mcore_arith_K_S_operand): Run the test for the S constraint not
17599 the test for the M constraint.
17600 (mcore_addsub_operand): Do not accept integer values that are
17601 larger than 32 bits.
17602 * config/mcore/mcore.md: Remove unused constraints from split.
17603 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
17604 (addsi3): Likewise.
17605 (allocate_stack): Likewise.
17606 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
17607 operands to 32 bits.
17608 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
17610 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
17611 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
17612 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
17613 mcore_output_bclri, mcore_output_andn, output_inline_const,
17614 mcore_output_move, mcore_output_movedouble): Likewise.
17615 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
17616 (output_inline_const): Likewise.
17617 (output_inline_const): Fix format strings used in sprintf
17619 * config/mcore/mcore-protos.h: Update prototypes for changed
17620 functions in mcore.c.
17621 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
17622 HOST_WIDE_INT and not int.
17623 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
17624 CONST_OK_FOR_N): Likewise.
17625 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
17626 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
17629 2007-01-10 Jan Hubicka <jh@suse.cz>
17631 * tree-vrp.c (remove_range_assertions): Release defs.
17632 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
17633 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
17635 2007-01-10 Paul Brook <paul@codesourcery.com>
17637 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
17638 * config/arm/arm.md (mulsi3subsi): New insn.
17640 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
17642 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
17643 (tree_transform_and_unroll_loop): New.
17644 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
17647 2007-01-10 Robert Kennedy <jimbob@google.com>
17649 * fold-const.c (fold_comparison): Fold comparisons like (x *
17650 1000 < 0) to (x < 0).
17652 2007-01-10 Ian Lance Taylor <iant@google.com>
17654 * tree-pretty-print.c (dump_generic_node): Print parentheses when
17655 operands have the same priority.
17657 2007-01-10 Tom Tromey <tromey@redhat.com>
17659 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
17660 (fold_binary): Likewise.
17661 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
17662 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
17663 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
17664 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
17665 * langhooks.h (struct lang_hooks): Removed field
17666 'can_use_bit_fields_p'.
17668 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
17670 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
17672 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
17674 * function.c (get_last_funcdef_no): New function.
17675 * function.h (get_last_funcdef_no): Declare.
17676 * tree-inline.c (initialize_cfun): Add initialization.
17677 (tree_function_versioning): Cleanup.
17679 2007-01-10 Jan Hubicka <jh@suse.cz>
17681 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
17684 2007-01-10 Sa Liu <saliu@de.ibm.com>
17685 Ben Elliston <bje@au.ibm.com>
17687 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
17688 for SAVE_NONLOCAL and Pmode for any other save level.
17689 * spu-protos.h (spu_restore_stack_block): Declare.
17690 * spu.md (save_stack_block): Remove.
17691 (restore_stack_block): Call spu_restore_stack_block.
17692 * spu.c (spu_restore_stack_block): New function.
17693 (spu_expand_epilogue): Remove old comment.
17695 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
17697 PR tree-optimization/30322
17698 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
17699 (cand_value_at): Return the value as aff_tree.
17700 (may_eliminate_iv): Convert the bound from aff_tree to tree.
17701 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
17702 aff_combination_mult): New functions.
17703 (aff_combination_add): Use aff_combination_add_cst.
17704 (aff_combination_convert): Allow conversions to a wider type.
17705 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
17706 * tree-affine.h (aff_combination_mult): Declare.
17708 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
17710 * doc/tm.texi: Update documentation to reflect reality of exec
17711 and start file search behaviours. Update copyright year.
17712 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
17713 header file directories.
17715 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
17717 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
17718 (*cosxf2): Rename to cosxf2_i387.
17719 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
17720 using X87MODEF12 mode macro. Rename patterns to
17721 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
17723 (*cosdf2, *cossf2): Ditto.
17724 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
17725 to match extended input operands.
17726 (sincos<mode>3): New expander.
17727 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
17728 insn patterns and corresponding splitters.
17730 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
17732 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
17733 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
17735 2007-01-09 Nicolas Pitre <nico@cam.org>
17738 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
17740 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17742 * target.h (struct gcc_target): New field library_rtti_comdat.
17743 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
17744 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
17745 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
17746 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
17748 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17750 * doc/invoke.texi (Optimize Options): Correct description of -O0.
17752 2007-01-08 Richard Guenther <rguenther@suse.de>
17754 * tree.h (force_fit_type_double): Export.
17755 (force_fit_type): Remove.
17756 * fold-const.c (force_fit_type_double): New function.
17757 (force_fit_type): Remove.
17758 (int_const_binop): Use it.
17759 (fold_convert_const_int_from_int): Likewise.
17760 (fold_convert_const_int_from_real): Likewise.
17761 (fold_div_compare): Likewise.
17762 (fold_sign_changed_comparison): Likewise.
17763 (fold_unary): Likewise.
17764 (fold_negate_const): Likewise.
17765 (fold_abs_const): Likewise.
17766 (fold_not_const): Likewise.
17767 * c-common.c (shorten_compare): Use force_fit_type_double.
17768 * convert.c (convert_to_pointer): Likewise.
17770 2007-01-08 Richard Guenther <rguenther@suse.de>
17772 * tree.h (build_int_cst_wide_type): Export.
17773 * tree.c (build_int_cst_wide_type): New function.
17774 (build_int_cst_wide): Fix comment.
17775 * builtins.c (fold_builtin_object_size): Use build_int_cst
17776 to build -1 or 0 of the correct type. Use fit_double_type
17777 to check for overflow.
17778 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
17780 (decode_field_reference): Likewise.
17781 (all_ones_mask_p): Likewise.
17782 (native_interpret_int): Use build_int_cst_wide_type.
17783 (fold_binary): Use build_int_cst_type to build an all-ones
17785 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
17787 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
17789 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
17791 2007-01-09 Ben Elliston <bje@au.ibm.com>
17793 * genautomata.c (STATS_OPTION): New option.
17794 (stats_flag): New flag.
17795 (gen_automata_option): Handle it.
17796 (initiate_automaton_gen): Ditto.
17797 (write_automata): Output statistics only if stats_flag is
17798 set. Likewise, output time statistics only if time_flag is set.
17799 * doc/md.texi (Processor pipeline description): Document new flag.
17801 2007-01-08 Richard Guenther <rguenther@suse.de>
17803 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
17804 * tree.c (build_int_cst_type): Likewise.
17805 (size_in_bytes): Don't call force_fit_type on the result.
17806 (int_fits_type_p): Use fit_double_type.
17807 * fold-const.c (fit_double_type): New function.
17808 (force_fit_type): Use it.
17809 * tree.h (fit_double_type): Export.
17811 2007-01-08 Jan Hubicka <jh@suse.cz>
17813 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
17814 * ipa.c (function_and_variable_visibility): Fix return type.
17816 2007-01-08 Richard Guenther <rguenther@suse.de>
17818 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
17819 of offset to build the index.
17820 * tree-pretty-print.c (dump_generic_node): Don't build negated
17821 const just for printing.
17822 * c-pretty-print.c (pp_c_integer_constant): Likewise.
17823 * builtins.c (fold_builtin_int_roundingfn): Check if result
17824 fits the type by using force_fit_type and comparing the result.
17825 * predict.c (predict_loops): Use compare_tree_int for comparison.
17826 * tree.c (build_int_cst): Fall back to integer_type_node for
17828 (build_int_cst_wide): Assert type is non-null.
17830 2007-01-08 Roberto Costa <roberto.costa@st.com>
17832 * tree-vrp.c (extract_range_from_cond_expr): New.
17833 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
17834 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
17836 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
17837 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
17838 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
17839 used as expressions.
17840 * tree-object-size.c (cond_expr_object_size): New.
17841 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
17843 2007-01-08 Jan Hubicka <jh@suse.cz>
17845 * tree-ssa-forwprop.c (forward_propagate_into_cond,
17846 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
17849 2007-01-08 Richard Guenther <rguenther@suse.de>
17851 PR tree-optimization/23603
17852 * tree-vrp.c (set_value_range_to_truthvalue): New function.
17853 (extract_range_from_binary): Fall back to truthvalue instead of
17854 varying for TRUTH_*_EXPR.
17855 (extract_range_from_comparison): Fall back to truthvalue instead of
17857 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
17858 if all visited PHI values were constant.
17860 2007-01-08 Jan Hubicka <jh@suse.cz>
17862 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
17863 (cgraph_analyze_function): break out from ...
17864 (cgraph_finalize_compilation_unit): ... here.
17865 (cgraph_expand_function): Remove forgoten commented out line.
17866 (cgraph_optimize): Analyze functions.
17868 2007-01-08 Jan Hubicka <jh@suse.cz>
17870 * tree-pas.h (TODO_remove_function): New flag.
17871 (TODO_update*): Renumber.
17872 (pass_ipa_increase_alignment,
17873 pass_ipa_function_and_variable_visibility): New passes.
17874 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
17875 (cgraph_function_and_variable_visibility): Move to ipa.c
17876 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
17877 cgraph_increase_alignment.
17878 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
17879 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
17880 calling tree-inline.
17881 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
17882 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
17883 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
17884 (gate_increase_alignment): New function.
17885 (pass_ipa_increase_alignment): New pass.
17886 * ipa.c: Inline tree-pass.h and timevar.h
17887 (function_and_variable_visibility): Move here from cgraphunit.c
17888 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
17889 * passes.c (init_optimization_passes): Add the two new passes.
17890 (execute_todo): Handle cgraph_remove_functions.
17892 2007-01-08 Nick Clifton <nickc@redhat.com>
17894 * config/frv/predicates.md (reg_or_0_operand): Accept
17897 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
17899 * config/bfin/rtems.h, config/bfin/t-rtems: New.
17900 * config.gcc: Add bfin*-rtems*.
17902 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17904 * c.opt: Add -flax-vector-conversions.
17905 * c-typeck.c (convert_for_assignment): Pass flag to
17906 vector_types_convertible_p to allow emission of note.
17907 (digest_init): Likewise.
17908 * c-opts.c: Handle -flax-vector-conversions.
17909 * c-common.c (flag_lax_vector_conversions): New.
17910 (vector_types_convertible_p): Unless -flax-vector conversions
17911 has been passed, disallow conversions between vectors with
17912 differing numbers of subparts and/or element types. If such
17913 a conversion is disallowed, possibly emit a note on the first
17914 occasion only to inform the user of -flax-vector-conversions.
17915 The new last argument specifies this.
17916 * c-common.h (flag_lax_vector_conversions): New.
17917 (vector_types_convertible_p): Add extra argument.
17918 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
17919 char_type_node for V*QI type vectors.
17920 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
17921 Update to satisfy new typechecking rules.
17922 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
17923 C and C++ variants.
17924 * doc/invoke.texi (C Dialect Options): Document
17925 -flax-vector-conversions.
17927 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17929 PR tree-optimization/29877
17930 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
17931 a register variable on the RHS to not be replaceable.
17933 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
17934 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
17935 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
17936 const_simm15, const_pow2, const_npow2): Added.
17937 * config/score/misc.md (insv, extv, extzv, movmemsi,
17938 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
17939 * config/score/score.c (score_address_cost, score_select_cc_mode):
17941 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
17942 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
17943 Update score_print_operand.
17944 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
17945 Adjust register allocate order and update some macro define.
17946 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
17947 mdx_block_move_straight, mdx_block_move_loop_head,
17948 mdx_block_move_loop_body, mdx_block_move_loop_foot,
17949 mdx_block_move_loop, mdx_block_move): Added.
17950 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
17951 mdp_limm): Updated and fix some bug and typo.
17952 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
17953 (movsf, movdf, doloop_end): Added.
17955 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
17957 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
17958 config/arm/thumb2.md: Fix comment typos.
17959 * doc/extend.texi: Fix a typo.
17961 2007-01-07 Eric Christopher <echristo@apple.com>
17963 * configure.ac: Check for __stack_chk_fail for darwin.
17964 * configure: Regenerate.
17966 2007-01-07 Richard Guenther <rguenther@suse.de>
17968 * tree-vrp.c (extract_range_from_assert): CSE calls to
17969 compare_values where possible.
17970 (extract_range_from_unary_expr): Likewise.
17972 2007-01-07 Anatoly Sokolov <aesok@post.ru>
17974 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
17975 * config/avr/avr.c (call_insn_operand): Delete function.
17976 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
17977 instead of register number. Use predicates.
17978 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
17979 call_insn_operand): Add.
17981 2007-01-06 Jan Hubicka <jh@suse.cz>
17983 * tree-pass.h (pass_build_cgraph_edges): Declare.
17984 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
17985 (visited_nodes): Remove.
17986 (cgraph_create_edges): Move to cgraphbuild.c; rename to
17987 build_cgrpah_edges; make visited_nodes local.
17988 (cgraph_process_new_functions): DO not call initialize_inline_failed.
17989 (record_references_in_initializer): Move to cgraphbuild.c
17990 (initialize_inline_failed, rebuild_cgraph_edges,
17991 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
17992 (verify_cgraph_node): Make visited_nodes local.
17993 (cgraph_analyze_function): Do not call cgraph_create_edges and
17994 initialize_inline_failed.
17995 (cgraph_expand_function): Do not call cgraph_lower_function;
17996 assert that function is already lowered.
17997 * Makefile.in (cgraphbuild.o): New.
17998 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
17999 at the end of lowering passes.
18001 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18003 * ifcvt.c (cond_move_convert_if_block): New function, code
18004 factored out from...
18005 (cond_move_process_if_block): ...here. Call the new function
18006 on the THEN and ELSE blocks.
18007 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18008 already takes care of this.
18010 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18013 * tree.h (TREE_OVERFLOW_P): New.
18014 * c-typeck.c (parser_build_unary_op): Warn only if result
18015 overflowed and operands did not.
18016 (parser_build_binary_op): Likewise.
18017 (convert_for_assignment): Remove redundant overflow_warning.
18018 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18020 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18022 * c-typeck.c (store_init_value): Split over two lines to follow
18023 the GNU coding style.
18025 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18027 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18028 __GXX_EXPERIMENTAL_CXX0X__.
18029 * doc/cpp.texi: Same.
18031 2007-01-05 Richard Guenther <rguenther@suse.de>
18033 PR middle-end/27826
18034 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18035 with mismatched types. Instead explicitly build a
18036 conversion NOP_EXPR.
18038 2007-01-05 Ian Lance Taylor <iant@google.com>
18040 * c-common.c (decl_with_nonnull_addr_p): New function.
18041 (c_common_truthvalue_conversion): Call it.
18042 * c-typeck.c (build_binary_op): Likewise.
18043 * c-common.h (decl_with_nonnull_addr_p): Declare.
18045 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18048 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18051 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18053 * doc/install.texi (Final install): Document the fact that
18054 the GNAT runtime should not be stripped.
18056 2007-01-04 Jan Hubicka <jh@suse.cz>
18058 * tree-inline.c (fold_marked_statements): Update operand caches
18059 and EH after folding
18061 2007-01-04 Ian Lance Taylor <iant@google.com>
18063 * c-common.c (check_function_nonnull): Whitespace fix.
18065 2007-01-04 Jan Hubicka <jh@suse.cz>
18067 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18068 comitted older version of patch.
18069 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18070 function, celanup cfg and collect garbage.
18072 2007-01-04 Mike Stump <mrs@apple.com>
18074 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18077 2007-01-04 Eric Christopher <echristo@apple.com>
18079 * libgcc2.c (__bswapsi2): Use SItype.
18080 (__bswapdi2): Use DItype.
18081 * libgcc2.h: Update for above.
18083 2007-01-04 Paul Brook <paul@codesourcery.com>
18085 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18086 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18087 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18088 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18089 umulsi3_highpart): Make conditional on !arm_arch6.
18090 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18091 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18092 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18093 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18094 umulsi3_highpart_v6): New insns.
18096 2007-01-04 Roger Sayle <roger@eyesopen.com>
18098 * fold-const.c (fold_convert): When casting an expression to void,
18099 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18100 have a type. Instead of attempting to build a NOP_EXPR, return
18101 these "special" trees directly.
18103 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18105 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18106 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18107 rs6000_cost->fp not 0 as adjustment for outer NEG.
18109 2007-01-04 Jan Hubicka <jh@suse.cz>
18111 * cgraph.c (cgraph_release_function_body): New function.
18112 (cgraph_remove_node): Use it.
18113 * cgraph.h (cgraph_release_function_body): Declare.
18114 * cgraphunit.c (cgraph_expand_function): Use it.
18115 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18116 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18117 is initialized and while compilation of other function is running.
18118 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18119 statement CFG annotations from here to ...
18120 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18122 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18124 * cfgloop.h (enum li_flags): Make the constants powers of two.
18126 2007-01-04 Jan Hubicka <jh@suse.cz>
18128 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18130 (fold_marked_statements): New function.
18131 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18132 * tree-inline.h (copy_body_data): Add statements_to_fold.
18134 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18136 * config.gcc: Mention libgcc/config.host.
18137 * Makefile.in: Update comments mentioning libgcc.
18138 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18139 (all.cross, start.encap, rest.encap, rest.cross): Update
18140 dependencies for libgcc move.
18141 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18142 (clean-target, clean-target-libgcc): Delete.
18143 (srcdirify, GCC_EXTRA_PARTS): New macros.
18144 (libgcc-support, libgcc.mvars): New rules.
18145 (distclean): Remove mention of mklibgcc.
18146 (install): Don't reference INSTALL_LIBGCC.
18147 (install-common): Don't reference EXTRA_PARTS.
18148 (install-libgcc, install-multilib): Delete rules.
18149 * mklibgcc.in: Delete file.
18150 * doc/configfiles.texi: Don't mention mklibgcc.
18152 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18153 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18154 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18155 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18156 (mklibgcc, ldblspecs): Likewise.
18158 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18159 (posixpre.def): Use $(T).
18160 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18161 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18162 (SHLIB_LINK): Make dummy.
18163 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18165 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18167 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18168 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18169 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18170 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18172 * configure.ac (all_outputs): Remove mklibgcc.
18173 * configure: Regenerated.
18175 2007-01-03 Josh Conner <jconner@apple.com>
18177 PR middle-end/29683
18178 * calls.c (compute_argument_addresses): Set stack and stack_slot
18179 for partial args, too.
18180 (store_one_arg): Use locate.size.constant for the size when
18181 generating a save_area.
18183 2007-01-03 Robert Kennedy <jimbob@google.com>
18185 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18186 whose definitions are deleted due to basic block merging.
18188 2007-01-03 Paul Brook <paul@codesourcery.com>
18191 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18193 (use_return_insn): Return 0 for Thumb interrupt functions.
18194 (print_multi_reg): Add rfe argument for IRQ returns.
18195 (arm_output_epilogue): Pop interrupt return address directly into PC.
18196 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18198 2007-01-03 Paul Brook <paul@codesourcery.com>
18200 Merge from sourcerygxx-4_1.
18201 * config/arm/thumb2.md: New file.
18202 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18204 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18205 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18206 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18207 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18209 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18210 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18212 * config/arm/ieee754-sf.S: Ditto.
18213 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18214 (thumb1_base_register_rtx_p): ... to this.
18215 (thumb_index_register_rtx_p): Rename...
18216 (thumb1_index_register_rtx_p): ... to this.
18217 (thumb_output_function_prologue): Rename...
18218 (thumb1_output_function_prologue): ... to this.
18219 (thumb_legitimate_address_p): Rename...
18220 (thumb1_legitimate_address_p): ... to this.
18221 (thumb_rtx_costs): Rename...
18222 (thumb1_rtx_costs): ... to this.
18223 (thumb_compute_save_reg_mask): Rename...
18224 (thumb1_compute_save_reg_mask): ... to this.
18225 (thumb_final_prescan_insn): Rename...
18226 (thumb1_final_prescan_insn): ... to this.
18227 (thumb_expand_epilogue): Rename...
18228 (thumb1_expand_epilogue): ... to this.
18229 (arm_unwind_emit_stm): Rename...
18230 (arm_unwind_emit_sequence): ... to this.
18231 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18232 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18233 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18234 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18235 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18236 thumb2_output_casesi): New functions.
18237 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18238 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18239 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18240 THUMB2_WORK_REGS): Define.
18241 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18242 arm_condexec_mask, arm_condexec_masklen)): New variables.
18243 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18244 (arm_override_options): Check new CPU capabilities.
18245 Set new architecture flag variables.
18246 (arm_isr_value): Handle v7m interrupt functions.
18247 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18249 (const_ok_for_arm): Handle Thumb-2 constants.
18250 (arm_gen_constant): Ditto. Use movw when available.
18251 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18253 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18254 (thumb_find_work_register, arm_load_pic_register,
18255 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
18256 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
18257 print_multi_reg, output_mov_long_double_fpa_from_arm,
18258 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
18259 output_mov_double_fpa_from_arm, output_move_double,
18260 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
18261 output_return_instruction, arm_output_function_prologue,
18262 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
18263 arm_output_mi_thunk, thumb_set_return_address): Ditto.
18264 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
18265 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
18266 (arithmetic_instr, shift_op): Use arm_shift_nmem.
18267 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
18269 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
18270 (thumb_expand_prologue): Use thumb_set_frame_pointer.
18271 (arm_file_start): Output directive for unified syntax.
18272 (arm_unwind_emit_set): Handle stack alignment instruction.
18273 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
18274 Add v6t2, v7, v7a, v7r and v7m.
18275 (RETLDM): Add Thumb-2 code.
18276 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
18277 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
18278 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
18279 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
18280 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
18281 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
18282 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
18283 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
18284 ADJUST_INSN_LENGTH): Define.
18285 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
18286 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
18287 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
18288 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
18289 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
18290 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
18291 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
18292 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
18293 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
18294 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
18295 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
18296 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
18297 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
18298 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
18299 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
18300 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
18301 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
18303 * config/arm/arm-tune.md: Regenerate.
18304 * config/arm/arm-protos.h: Update prototypes.
18305 * config/arm/vfp.md: Enable patterns for Thumb-2.
18306 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
18307 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
18308 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
18309 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
18310 * config/arm/libunwind.S: Add Thumb-2 code.
18311 * config/arm/constraints.md: Update include Thumb-2.
18312 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
18313 * config/arm/ieee754-df.S: Ditto.
18314 * config/arm/bpabi.S: Ditto.
18315 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
18316 * config/arm/predicates.md (low_register_operand,
18317 low_reg_or_int_operand, thumb_16bit_operator): New.
18318 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
18319 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
18320 * config/arm/t-arm-elf: Add armv7 multilib.
18321 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
18323 (UNSPEC_STACK_ALIGN, ce_count): New.
18324 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
18325 arm_zero_extendsidi2, arm_zero_extendqidi2): New
18327 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
18328 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
18329 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
18330 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
18331 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
18332 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
18334 * doc/extend.texi: Document ARMv7-M interrupt functions.
18335 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
18337 2007-01-03 Jakub Jelinek <jakub@redhat.com>
18339 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
18340 (struct _Unwind_Context): Rename args_size to flags, remove
18341 signal_frame field, add a new args_size field and version field.
18342 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
18343 _Unwind_IsExtendedContext): New inline functions.
18344 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
18345 Assume by_value array is only present if _Unwind_IsExtendedContext.
18346 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
18347 _Unwind_IsSignalFrame.
18348 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
18349 (uw_update_context_1): Use _Unwind_SetSignalFrame.
18350 (uw_init_context_1): Initialize context->flags to
18351 EXTENDED_CONTEXT_BIT.
18352 * config/rs6000/linux-unwind.h (frob_update_context): Use
18353 _Unwind_SetSignalFrame.
18355 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18357 PR middle-end/30353
18358 * gimplify.c (gimplify_modify_expr_complex_part): Move below
18359 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
18362 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
18364 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
18365 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
18366 RET, AT_SP): Remove.
18367 * config/i386/i386.md (*sse_prologue_save_insn): Use return
18370 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18371 * cfgbuild.c (find_basic_blocks): Likewise.
18372 * cfgrtl.c (rtl_create_basic_block): Likewise.
18373 * function.c (temp_slots_at_level): Likewise.
18374 * reg-stack.c (stack_regs_mentioned): Likewise.
18375 * regclass.c (allocate_reg_info): Likewise.
18376 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18377 set_bb_for_stmt, move_block_to_fn): Likewise.
18378 * tree-complex.c (tree_lower_complex): Likewise.
18379 * vec.h (VEC_safe_grow_cleared): New.
18381 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
18383 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
18385 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
18386 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
18388 * cfgloopmanip.c (scale_loop_frequencies): Export.
18389 (loopify): Scale the frequencies by prescribed coefficients.
18390 (set_zero_probability): New function.
18391 (duplicate_loop_to_header_edge): Improve updating of frequencies.
18392 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
18393 and frequencies according to arguments.
18394 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
18396 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
18397 * modulo-sched.c (sms_schedule): Set probabilities for entering
18398 versioned loop correctly.
18399 * tree-vect-transform.c (vect_transform_loop): Ditto.
18400 * cfgloop.h (loopify, loop_version): Declaration changed.
18401 (scale_loop_frequencies): Declared.
18403 2007-01-02 Jan Hubicka <jh@suse.cz>
18405 * cgraph.c: Include tree-flow.h
18406 (cgraph_add_new-function): Handle IPA_SSA mode; execute
18407 early_local_passes.
18408 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
18409 * tree-pass.h (pass_all_early_optimizations): Declare.
18410 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
18411 early_local_passes.
18412 (cgraph_analyze_function): Do early_local_passes.
18413 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18414 Do not add referenced vars.
18415 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
18417 (gate_all_early_local_passes): New gate.
18418 (pass_early_local_passes): Use new gate.
18419 (execute_early_local_optimizations): New functions.
18420 (gate_all_early_optimizations): New gate.
18421 (pass_all_early_optimizations): New pass.
18422 (execute_free_datastructures): Free SSA only when initialized.
18423 (gate_init_datastructures): Init only when optimizing.
18424 (tree_lowering_passes): Do early local passes when called late.
18425 * tree-profile.c (do_tree_profiling): Don't profile functions added
18427 (do_early_tree_profiling, pass_early_tree_profile): Kill.
18428 * tree-cfg.c (update_modified_stmts): Do not update when operands are
18430 * passes.c (init_optimizations_passes): Reorder so we go into SSA
18431 during early_local_passes.
18432 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
18435 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18437 * Makefile.in: Update copyright year.
18439 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18441 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
18442 in $(lang_checks) and check-consistency targets.
18444 2007-01-02 Jan Hubicka <jh@suse.cz>
18446 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18447 Do not add referenced vars.
18448 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
18450 * passes.c (init_optimization_passes): Put mudflap_2 after
18451 free_datastructures.
18453 2007-01-02 Jan Hubicka <jh@suse.cz>
18455 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
18456 Set NOTHROW flag on call statements proved to be nothrow.
18457 Update statement of local calls so new pure/const functions are
18458 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
18460 (tree_rest_of_compilation): Register hooks and initialize bitmap
18461 early. Do not set after_inlining flag.
18463 2007-01-02 Steve Ellcey <sje@cup.hp.com>
18465 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
18466 HOST_BITS_PER_LONGLONG
18468 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18471 * c-typeck.c (store_init_value): Don't emit pedantic overflow
18472 warning for non-static initializers.
18474 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
18476 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
18477 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
18478 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
18479 Always use set_unique_reg_note to add REG_EQUAL notes.
18481 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18484 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18486 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18487 * cfgbuild.c (find_basic_blocks): Likewise.
18488 * cfgrtl.c (rtl_create_basic_block): Likewise.
18489 * function.c (temp_slots_at_level): Likewise.
18490 * reg-stack.c (stack_regs_mentioned): Likewise.
18491 * regclass.c (allocate_reg_info): Likewise.
18492 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18493 set_bb_for_stmt, move_block_to_fn): Likewise.
18494 * tree-complex.c (tree_lower_complex): Likewise.
18495 * vec.h (VEC_safe_grow_cleared): New.
18497 2007-01-02 Ian Lance Taylor <iant@google.com>
18499 * c-common.c (c_common_truthvalue_conversion): When warning about
18500 using an assignment as a truth value, set TREE_NO_WARNING.
18502 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18505 * c.opt (Wold-style-declaration): New.
18506 * doc/invoke.texi (C-only Warning Options): New.
18507 (Wold-style-declaration): Document it.
18508 (Wextra): Enabled by -Wextra.
18509 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18510 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
18511 -Wold-style-declaration.
18513 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18515 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18516 * cfgbuild.c (find_basic_blocks): Likewise.
18517 * cfgrtl.c (rtl_create_basic_block): Likewise.
18518 * function.c (temp_slots_at_level): Likewise.
18519 * reg-stack.c (stack_regs_mentioned): Likewise.
18520 * regclass.c (allocate_reg_info): Likewise.
18521 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18522 set_bb_for_stmt, move_block_to_fn): Likewise.
18523 * tree-complex.c (tree_lower_complex): Likewise.
18524 * vec.h (VEC_safe_grow_cleared): New.
18526 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
18528 * c-common.c (c_common_nodes_and_builtins): Since variants of
18529 void_type_node get built before it is given a name, we need to
18530 give those variants the name, too.
18531 (complete_array_type): We need to work with the canonical main
18532 type of the array, from which we will build the qualified version.
18533 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
18534 * print-tree.c (print_node): Display canonical type information
18536 * stor-layout.c (layout_type): When we don't know the
18537 alignment of a type for which we're building an array, we end up
18538 guessing wrong, so make the type require structural equality.
18539 * tree.c (make_node_stat): When we build a new type, it is its
18540 own canonical type.
18541 (build_type_attribute_qual_variant): When building an attribute
18542 variant, its canonical type is the non-attribute variant. However,
18543 if the attributes are target-dependent and they differ, we need to
18544 use structural equality checks for this type.
18545 (build_qualified_type): A qualified type is not equivalent to its
18546 unqualified variant; set the canonical type appropriately.
18547 (build_distinct_type_copy): When building a distinct type from
18548 another type, the new type is its own canonical type.
18549 (build_variant_type_copy): When building a new type variant, we
18550 assume that it is equivalent to the original type.
18551 (build_pointer_type_for_mode): When building a pointer type, also
18552 build a canonical type pointer.
18553 (build_reference_type_for_mode): When building a reference type,
18554 also build a canonical type reference.
18555 (build_index_type): When we can't hash an index type (e.g.,
18556 because its maximum value is negative), the index type requires
18557 structural equality tests.
18558 (build_array_type): Build the canonical form of an array type.
18559 (build_function_type): Function types require structural equality,
18560 because they contain default arguments, attributes, etc.
18561 (build_method_type_directly): Ditto for method types.
18562 (build_offset_type): Build the canonical offset type.
18563 (build_complex_type): Build the canonical vector type.
18564 (make_vector_type): Build the canonical vector type.
18565 * tree.h (TYPE_CANONICAL): New.
18566 (TYPE_STRUCTURAL_EQUALITY_P): New.
18567 (SET_TYPE_STRUCTURAL_EQUALITY): New.
18568 (struct tree_type): Added "canonical" field.
18569 * params.h (VERIFY_CANONICAL_TYPES): New.
18570 * doc/c-tree.texi (TYPE_CANONICAL): Document.
18571 (TYPE_STRUCTURAL_EQUALITY_P): Document.
18572 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
18573 * doc/invoke.texi (verify-canonical-types): Document --param
18574 parameter for verifying canonical types.
18576 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18578 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
18579 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
18580 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
18581 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
18583 * config/rs6000/e500.h: New.
18584 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
18585 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
18587 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
18588 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
18589 TARGET_E500_DOUBLE): Remove.
18590 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
18591 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
18592 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
18593 * config/rs6000/rs6000.c (rs6000_override_options): Use
18594 CHECK_E500_OPTIONS.
18596 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18598 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
18599 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
18600 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
18601 rs6000_emit_cmove): Don't check TARGET_E500.
18602 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
18603 sordered): Don't check TARGET_E500.
18605 2007-01-01 Eric Christopher <echristo@apple.com>
18607 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
18608 HARD_REGISTER_NUM_P.
18610 2007-01-01 Roger Sayle <roger@eyesopen.com>
18612 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
18613 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
18614 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
18617 2007-01-01 Mike Stump <mrs@apple.com>
18619 * configure.ac: Remove support for building with Apple's gcc-3.1.
18621 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18623 PR middle-end/30311
18624 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
18625 REG is a hard register. Do not modify REG before calling
18627 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
18628 multiple of the size of YMODE for certain lowpart cases.
18630 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18632 PR middle-end/30253
18633 * gimplify (voidify_wrapper_expr): Update for
18634 GIMPLE_MODIFY_STMT.
18636 2007-01-01 Andreas Schwab <schwab@suse.de>
18639 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
18640 save of BR0 in extra_spill_size instead of spill_size.
18641 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
18643 (ia64_expand_epilogue): Restore BR0 from its new location.
18645 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18647 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
18648 Use a temporary variable if the left hand side is not a gimple
18651 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18653 * gimplify.c (gimplify_return_expr): Make the temporary variable
18654 for the return expression, a gimple register variable.
18656 2007-01-01 Jan Hubicka <jh@suse.cz>
18658 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
18661 2007-01-01 Mike Stump <mrs@apple.com>
18663 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
18665 * config/darwin.c (machopic_select_rtx_section): Use
18666 HAVE_GAS_LITERAL16.
18667 (darwin_mergeable_constant_section): Likewise.
18668 * configure: Regenerate.
18669 * config.in: Regenerate.
18671 2007-01-01 Jan Hubicka <jh@suse.cz>
18672 Andrew Pinski <pinskia@gmail.com>
18674 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
18675 before starting IPA passes.