1 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
3 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
4 the constraint description.
5 * doc/md.texi: Update documentation of AVR constraints.
7 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
9 * auto-inc-dec.c, config/arm/arm.c,
10 config/m32r/constraints.md, config/mips/mips.md,
11 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
12 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
13 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
14 typos. Follow spelling conventions.
15 * doc/invoke.texi, doc/rtl.texi: Fix typos.
17 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
18 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
20 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
21 realloc_vuse): Remove.
22 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
25 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
27 Fix PR tree-optimization/23488
29 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
30 (try_to_simplify): Ditto.
32 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
34 * tree-flow-inline.h (get_value_handle): Ditto.
35 * tree-ssa-pre.c (decl_vh_map): New.
36 (decl_node_pool): New.
37 (can_value_number_operation): Support DECL_P.
38 (can_PRE_operation): Ditto.
39 (create_expression_by_pieces): Ditto.
40 (find_existing_value_expr): Modify to differnetiate between
41 addressing and top level.
42 (create_value_handle_for_expr): Handle DECL's.
43 (poolify_tree): Ditto.
44 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
45 (make_values_for_stmt): Handle DECL's properly.
46 (init_pre): Reorg to not init useless things during FRE.
48 * tree-flow.h: Include pointer-set.h.
49 (decl_vh_map): Declare.
50 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
52 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
54 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
55 apply to assembly language, too.
56 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
58 2007-07-06 Ian Lance Taylor <iant@google.com>
59 Zack Weinberg <zackw@panix.com>
62 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
64 2007-07-06 Richard Sandiford <richard@codesourcery.com>
66 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
67 (prefetch): Likewise if "pref" would be used.
69 2007-07-06 Josh Conner <jconner@apple.com>
73 * calls.c (store_one_arg): Handle arguments which are partially
74 on the stack when detecting argument overlap.
76 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
78 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
79 chosen during find_reloads.
81 2007-07-06 Richard Guenther <rguenther@suse.de>
83 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
84 TYPE_ARG_TYPES for verification of argument types. Use
85 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
86 parameters as variable arguments.
88 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
90 * libgcc2.h (word_type): Type definition removed.
91 (cmp_return_type, shift_count_type): Type definitions added.
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 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
97 changed from word_type to Wtype.
98 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
99 replaced with shift_count_type.
100 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
102 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return and
103 libgcc_shift_count attribute added.
104 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
105 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
106 (TARGET_INITIALIZER): New target hooks added.
107 * targhooks.c (default_libgcc_cmp_return_mode,
108 default_libgcc_shift_count_mode): Default implementations for the new
110 * targhooks.h (default_libgcc_cmp_return_mode,
111 default_libgcc_shift_count_mode): Function prototypes added.
112 * target.h (struct gcc_target): Fields for the new target hooks added.
113 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
115 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
118 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
119 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
121 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
122 s390_libgcc_shift_count_mode): Functions added.
123 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE): Target
126 2007-07-06 Richard Sandiford <richard@codesourcery.com>
128 * config/mips/mips.c (compute_frame_size): Restore the original
129 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
130 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
131 Document why the difference is needed.
133 2007-07-06 Richard Guenther <rguenther@suse.de>
135 * c-common.c (boolean_increment): Use correctly typed
138 2007-07-06 Richard Sandiford <richard@codesourcery.com>
140 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
141 the topmost argument register is not also included in the save mask.
142 (mips16e_collect_argument_save_p): Take a pointer to the argument
143 register, rather than a pointer to the number of arguments.
144 (mips16e_collect_argument_saves): Only include argument saves
145 that aren't in the register mask.
147 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
149 PR rtl_optimization/32450
150 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
151 to ensure that instructions are not moved into the prologue when
152 profiling is on. Remove unused prologue_end variable.
153 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
154 as a scheduling barrier.
156 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
159 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
160 Disregard DECL_FROM_INLINE.
162 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
164 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
165 IORing with a constant.
167 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
169 PR rtl-optimization/32475
170 * df-scan.c (df_def_record_1): Add a use of the stack pointer
171 for every definition of the stack pointer.
173 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
175 * arm.c (vfp3_const_double_index): Copy signed results of
176 REAL_VALUE_TO_INT into unsigned vars.
178 2007-07-05 Richard Guenther <rguenther@suse.de>
181 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
183 * tree-ssa.c (useless_type_conversion_p): Check canonical
186 2007-07-05 Anatoly Sokolov <aesok@post.ru>
188 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
189 zero_extendhisi2): Change to define_insn_and_split.
190 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
192 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
194 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
195 pass_match_asm_constraints): New.
196 * passes.c (init_optimization_passes): Add new pass.
197 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
198 * function.h (struct function): Add has_asm_statement bit.
199 (current_function_has_asm_statement): New.
200 * tree-pass.h (pass_match_asm_constraints): New.
202 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
204 * config/mips/mips.c (mips_file_start): Avoid declaration
207 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
209 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
211 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
213 * rtl.def (NOTE): Change print format string to print
214 operand 5 as a note insn name.
216 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
217 David Ung <davidu@mips.com>
219 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
220 * doc/invoke.texi: (MIPS Options): Document them.
222 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
223 David Ung <davidu@mips.com>
225 Add support for SmartMIPS ASE.
227 * optabs.c (expand_binop_directly): New, broken out from...
228 (expand_binop): Here. Make it try rotating in the other
229 direction even when the second operand isn't constant.
230 * config/mips/mips.md (*lwxs): New.
231 * config/mips/mips.opt (msmartmips): New.
232 * config/mips/mips.c (mips_lwxs_address_p): New.
233 (mips_rtx_costs): Make it recognize scaled indexed addressing.
234 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
235 __mips_smartmips when compiling for TARGET_SMARTMIPS.
236 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
238 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
239 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
240 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
241 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
242 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
243 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
244 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
246 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
248 * tree-vectorizer.c (new_loop_vec_info): Initialize
249 LOOP_VINFO_COST_MODEL_MIN_ITERS.
250 * tree-vectorizer.h (_loop_vec_info): Added new filed
251 min_profitable_iters.
252 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
253 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
254 * tree-vect-analyze.c (vect_analyze_operations): Set
255 LOOP_VINFO_COST_MODEL_MIN_ITERS.
256 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
257 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
258 Fix calculation of peel_iters_prologue. Move consideration of epilogue
259 and prologue cost to after they are computed.
260 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
262 (vect_model_simple_cost): Takes additional argument dt. Consider cost
263 of creating vectors from scalars according to dt.
264 (vect_model_store_cost): Likewise.
265 (vectorizable_call): Use dt array instead of scalar dt. Call
266 vect_model_simple_cost with additional argument dt.
267 (vectorizable_assignment): Likewise.
268 (vectorizable_operation): Likewise.
269 (vectorizable_type_demotion): Likewise.
270 (vectorizable_type_promotion): Likewise.
271 (vectorizable_store): Use dt array instead of scalar dt. Call
272 vect_model_store_cost with additional argument dt.
273 (vect_do_peeling_for_loop_bound): Don't call
274 vect_estimate_min_profitable_iters. Instead, lookup
275 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
276 "may not be profitable".
278 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
281 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
282 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
283 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
284 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
286 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
288 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
289 addressing modes cheaper.
291 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
293 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
294 (dw_ranges_struct): Rename block_num to num. Adjust.
295 (dw_ranges_by_label_struct): New.
296 (ranges_by_label, ranges_by_label_allocated,
297 ranges_by_label_in_use): New variables.
298 (add_ranges_num): Factored most of the code out of...
299 (add_ranges): ... this one. Rewrite in terms of the former.
300 (add_ranges_by_labels): New.
301 (output_ranges): Output by-label ranges.
302 (dwarf2out_finish): Output range for multiple-section
303 compile_unit. Output standard DW_AT_low_pc in addition to
304 unexpected DW_AT_entry_pc.
306 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
308 PR tree-optimization/32604
309 PR tree-optimization/32606
311 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
312 (compute_antic_safe): Removed.
313 (ANTIC_SAFE_LOADS): Ditto.
314 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
315 (execute_pre): Don't call compute_antic_safe.
316 (vuse_equiv): New function.
317 (make_values_for_stmt): Use it
318 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
321 2007-07-04 Anatoly Sokolov <aesok@post.ru>
324 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
326 (avr_attribute_table): Make "naked" attribute apply to function types
327 rather than to decls.
328 (avr_handle_fntype_attribute): New function.
330 2007-07-04 Joseph Myers <joseph@codesourcery.com>
332 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
335 2007-07-04 David Ung <davidu@mips.com>
336 Joseph Myers <joseph@codesourcery.com>
338 * config/mips/mips.md (type): Add logical, signext and move.
339 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
340 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
341 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
342 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
343 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
344 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
345 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
346 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
347 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
348 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
349 movv2sf_hardfloat_64bit): Use the new types.
350 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
351 *movdf_softfloat, *movdf_mips16): Use "multi".
352 (extendqihi2): Replace with a define_expand.
353 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
354 Based on extend<SHORT:mode><GPR:mode>2 patterns.
355 * config/mips/74k.md (r74k_int_logical): New reservation and
357 (r74k_int_arith): Remove "slt".
358 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
359 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
360 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
361 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
362 reservations for "arith".
364 2007-07-04 Richard Guenther <rguenther@suse.de>
366 * tree-ssa.c (useless_type_conversion_p): Add handling for
367 scalar float and vector types. Only call the types_compatible_p
368 langhook for aggregate types as last resort. Follow the
371 2007-07-04 Richard Guenther <rguenther@suse.de>
373 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
374 the same as NOP_EXPR.
376 2007-07-04 Nick Clifton <nickc@redhat.com>
378 * target.h (struct gcc_target): Add target_help field.
379 * target-def.h (TARGET_HELP): New.
380 (TARGET_INITIALIZER): Use TARGET_HELP.
381 * opts.c (command_handle_option): Invoke target_help function, if
382 defined, when the user has specified --target-help on the command
384 * doc/invoke.texi: Mention that --target-help might print
385 additional information.
386 * doc/tm.texi: Document TARGET_HELP hook.
388 * arm.c (TARGET_HELP): Override default definition.
389 (arm_target_help): New - display a wrapped list of cores and
390 architectures supported.
392 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
394 * config/gcc/v850/v850.c (expand_prologue): Make sure
395 GEN_INT() argument is sign extended rather than zero extended.
396 (expand_epilogue): Likewise.
397 (output_move_double): Delete.
398 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
399 * config/gcc/v850/v850.md (movdi): Delete.
400 (*movdi_internal): Delete.
402 (*movdf_internal): Delete.
404 2007-07-04 Richard Sandiford <richard@codesourcery.com>
406 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
407 unless compiling RTP PIC.
409 2007-07-04 Richard Guenther <rguenther@suse.de>
411 PR tree-optimization/32482
412 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
413 original ssa name if we didn't find a shift expression.
414 Fix shift constant for bit zero test.
416 2007-07-04 Richard Sandiford <richard@codesourcery.com>
418 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
420 2007-07-04 Richard Sandiford <richard@codesourcery.com>
422 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
423 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
424 * config/arm/vxworks.h (ASM_SPEC): Delete.
425 (SUBTARGET_EXTRA_ASM_SPEC): Define.
427 2007-07-04 Sebastian Pop <sebpop@gmail.com>
429 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
430 (DDR_REVERSED_P): New.
431 * tree-data-ref.c (initialize_data_dependence_relation,
432 build_classic_dist_vector): Set DDR_REVERSED_P.
434 2007-07-04 Sebastian Pop <sebpop@gmail.com>
437 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
438 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
439 init_omega_for_ddr_1): Use non conservative number of iterations
441 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
442 (analyze_siv_subscript): Remove FIXME and reinitialization of
443 last_conflicts to chrec_dont_know.
444 * testsuite/gfortran.dg/vect/pr32457.f90: New.
446 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
448 * tree.c (maybe_canonicalize_argtypes): Improve description.
450 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
452 * tree.c (maybe_canonicalize_argtypes): New.
453 (build_function_type): Set canonical type.
454 (build_method_type_directly): Ditto.
455 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
458 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
460 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
462 (rewrite_use_nonlinear_expr): Likewise.
464 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
466 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
468 2007-07-04 Ben Elliston <bje@au.ibm.com>
470 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
473 * c-objc-common.c (c_types_compatible_p): Fix indentation.
475 * doc/tm.texi (Run-time Target): Capitalise "CPU".
476 (Exception Handling): Likewise.
478 2007-07-03 Jan Hubicka <jh@suse.cz>
480 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
482 2007-07-03 Eric Christopher <echristo@apple.com>
484 * doc/cppopts.texi: Add conflicting option note to -dM.
485 * doc/invoke.texi: Add note about possible conflicts with
486 -E for -dCHARS and note that -dM will not produce
487 any results if there is no machine dependent reorg.
489 2007-07-03 Geoffrey Keating <geoffk@apple.com>
491 * tree.h (DECL_ALIGN): Back out previous change.
493 2007-07-03 Joseph Myers <joseph@codesourcery.com>
495 * configure.ac: Test for .dtprelword support on MIPS.
496 * configure, config.in: Regenerate.
497 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
498 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
500 2007-07-03 Julian Brown <julian@codesourcery.com>
502 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
503 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
504 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
505 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
507 (all_fpus): Add FPUTYPE_VFP3.
508 (fp_model_for_fpu): Add VFPv3 field.
509 (arm_rtx_costs_1): Give cost to VFPv3 constants.
510 (vfp3_const_double_index): New function. Return integer index of
511 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
513 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
514 and argument represents a valid RTX for a VFPv3 constant.
515 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
517 (vfp_emit_fstmd): Similar, for fstmd.
518 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
519 constants, represented as integer indices.
520 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
521 VFP_REGNO_OK_FOR_DOUBLE macros.
522 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
523 (arm_file_start): Set float-abi attribute for VFPv3, and output
524 correct ".fpu" assembler directive.
525 (arm_dbx_register_numbering): Add FIXME.
526 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
527 (fputype): Add FPUTYPE_VFP3.
528 (FIXED_REGISTERS): Add 32 registers for D16-D31.
529 (CALL_USED_REGISTERS): Likewise.
530 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
531 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
532 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
533 (D7_VFP_REGNUM): New.
534 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
535 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
536 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
537 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
538 (REG_ALLOC_ORDER): Adjust for VFPv3.
539 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
540 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
541 VFP_LO_REGS, VFP_HI_REGS.
542 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
543 (IS_VFP_CLASS): Define macro.
544 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
546 (REGISTER_MOVE_COST): Likewise.
547 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
548 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
549 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
550 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
551 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
552 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
553 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
554 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
555 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
556 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
557 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
558 where appropriate for single-word registers.
559 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
560 As above. Fix type attributes.
561 * config/arm/constraints.md (register_contraint "t"): Define.
562 (register_constraint "w"): Change to D0-D15, or D0-D31 for
564 (register_constraint "x"): Define.
565 (constraint "Dv"): Define.
567 2007-07-03 Geoffrey Keating <geoffk@apple.com>
569 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
571 2007-07-03 Tom Tromey <tromey@redhat.com>
573 * c-parser.c (objc_pq_context): Removed.
574 (objc_need_raw_identifier): Likewise.
575 (c_parser) <objc_pq_context>: New field.
576 <objc_need_raw_identifier>: Likewise.
577 (OBJC_NEED_RAW_IDENTIFIER): Removed.
578 (c_lex_one_token): Update.
579 (c_parser_objc_protocol_definition): Update.
580 (c_parser_objc_method_definition): Update.
581 (c_parser_objc_methodproto): Update.
582 (c_parser_declspecs): Update.
584 2007-07-03 David Ung <davidu@mips.com>
586 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
588 2007-07-03 David Ung <davidu@mips.com>
589 Richard Sandiford <richard@codesourcery.com>
591 * doc/invoke.texi: Document -march=74kf3_2.
592 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
593 (TUNE_74K): Check for it.
594 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
595 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
596 * config/mips/mips.md (cpu): Add 74kf3_2.
597 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
598 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
599 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
600 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
601 74kf3_2 to the CPU list.
602 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
603 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
604 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
605 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
606 (r74kf3_2_fxfer_from_c1): New insn reservations.
608 2007-07-03 Richard Sandiford <richard@codesourcery.com>
609 David Ung <davidu@mips.com>
611 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
612 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
613 and 74k[fx]. Document aliases for the new options.
614 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
615 (PROCESSOR_24KF2_1): ...this.
616 (PROCESSOR_24KX): Rename to...
617 (PROCESSOR_24KF1_1): ...this.
618 (PROCESSOR_74KF): Rename to...
619 (PROCESSOR_74KF2_1): ...this.
620 (PROCESSOR_74KX): Rename to...
621 (PROCESSOR_74KF1_1): ...this.
622 (TUNE_74K): Update PROCESSOR_* names.
623 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
624 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
625 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
626 (mips_rtx_cost_data): Update processor names in comments.
627 (mips_issue_rate): Update PROCESSOR_* names.
628 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
629 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
630 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
631 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
632 Update cpu attribute names.
633 (r24k_fpu_iss): Rename this reservation to...
634 (r24kf2_1_fpu_iss): ...this and update all uses.
635 (r24kx_fpu_iss): Rename this reservation to...
636 (r24kf1_1_fpu_iss): ...this and update all uses.
637 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
638 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
639 Update cpu attribute names.
641 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
643 * config/m32r/constraints.md: New file.
644 * config/m32r/m32r.c: Include tm-constrs.h.
645 (small_data_operand): Use satisfies_constraint_* instead of macro.
646 (addr24_operand, gen_compare): Likewise.
647 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
648 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
649 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
650 EXTRA_CONSTRAINT): Likewise.
651 * config/m32r/m32r.md: Include constraints.md.
652 (*movsi_insn): Use satisfies_constraint_* instead of macro.
653 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
654 * config/m32r/predicates.md (conditional_move_operand): Likewise.
655 (two_insn_const_operand, int8_operand, uint16_operand,
656 reg_or_int16_operand, reg_or_uint16_operand,
657 reg_or_cmp_int16_operand, cmp_int16_operand,
658 seth_add3_operand): Likewise.
660 2007-07-03 Eric Christopher <echristo@gmail.com>
662 * libgcc2.h: Conditionally declare __bswapsi2 and
665 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
667 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
670 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
673 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
674 (__gthrw_pragma): Provide default definition.
676 * gthr-posix.c (__gthrw_pragma): Define.
678 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
680 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
681 before declaring inequality.
683 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
685 * combine.c (recog_for_combine): Log the success or failure of
686 matching new insn patterns against the machine description in
689 2007-07-03 Revital Eres <eres@il.ibm.com>
691 * ddg.c (print_sccs): New function.
692 (check_sccs): New function.
693 (create_ddg_all_sccs): Use it.
694 * ddg.h (print_sccs): Declare.
695 * modulo-sched.c (sms_order_nodes): Call print_sccs.
697 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
699 * targhooks.h (default_mode_for_suffix): New function declaration.
700 * targhooks.c (default_mode_for_suffix): New default target hook.
701 * target.h (struct c): New structure in the targetm struct.
702 (mode_for_suffix): New target hook as part of struct c.
703 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
704 default_mode_for_suffix.
705 (TARGET_C): New define.
706 * c-lex.c: Include "target.h".
707 (interpret_float): Use targetm.c.mode_for_suffix to determine
708 the mode for a given non-standard suffix.
709 Makefile.in (c-lex.o): Depend on $(TARGET_H).
711 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
712 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
714 * doc/extend.texi (Floating Types): New node. Document __float80 and
715 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
717 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
720 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
721 predicate instead of target_operand.
722 (divsi3_i1_media, divsi3_media_2): Likewise.
724 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
726 * tree.h (alias_sets_might_conflict_p): Rename into
727 alias_sets_must_conflict_p.
728 * alias.c (alias_sets_might_conflict_p): Likewise.
729 (alias_sets_conflict_p): Use it.
730 (objects_must_conflict_p): Likewise.
731 * c-common.c (strict_aliasing_warning): Adjust.
733 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
735 * rtlhooks.c (gen_lowpart_if_possible): Check for
736 invalid subreg before calling gen_lowpart_SUBREG.
738 2007-07-02 Geoffrey Keating <geoffk@apple.com>
740 * config/darwin9.h: Add copyright notice.
741 (LINK_COMMAND_SPEC): Add comment.
742 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
743 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
744 DARWIN_LIBSYSTEM_HAS_UNWIND.
746 2007-07-02 Jakub Jelinek <jakub@redhat.com>
749 * omp-low.c (check_combined_parallel): New function.
750 (lower_omp_parallel): Call it via walk_stmts, set
751 OMP_PARALLEL_COMBINED if appropriate.
752 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
753 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
754 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
755 don't consider it as combined parallel.
757 2007-07-02 Richard Sandiford <richard@codesourcery.com>
759 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
760 (gcc_tooldir): Likewise.
761 * configure: Regenerate.
762 * Makefile.in (libsubdir_to_prefix): New variable, based on the
763 old configure.ac gcc_tooldir setting.
764 (prefix_to_exec_prefix): New variable.
765 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
766 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
768 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
770 Fix PR tree-optimization/32583
771 Fix PR tree-optimization/32584
772 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
773 (phi_translate_set): Use phi_translate directly now.
774 (make_values_for_stmt): Don't value number RHS if we already know
777 2007-07-02 Steve Ellcey <sje@cup.hp.com>
778 Jim Wilson <wilson@specifix.com>
781 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
784 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
785 Richard Sandiford <richard@codesourcery.com>
786 Nigel Stephens <nigel@mips.com>
788 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
789 (mips16e_output_save_restore): Declare.
790 (mips16e_save_restore_pattern_p): Likewise.
791 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
792 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
793 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
794 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
795 (BITSET_P): New global macro, extracted from...
796 (mips_for_each_saved_reg): ...here.
797 (mips16e_save_restore_info): New struct.
798 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
799 (mips16e_save_restore_regs): New variable.
800 (mips_split_plus, mips16e_find_first_register): New functions.
801 (mips16e_mask_registers): New function.
802 (compute_frame_size): Expand the commentary before the function.
803 Enforce the MIPS16e save and restore register range restrictions.
804 Pad the general register save area at the low end.
805 (mips16e_save_restore_reg, mips16e_build_save_restore)
806 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
807 (mips16e_output_save_restore, mips16e_collect_propagate_value)
808 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
810 (mips_expand_prologue, mips_expand_epilogue): Handle
811 GENERATE_MIPS16E_SAVE_RESTORE.
812 * config/mips/mips.md (*mips16e_save_restore): New pattern.
814 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
816 PR tree-optimization/31966
817 PR tree-optimization/32533
818 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
819 "basic_block" description as its third argument. Update function
820 calls to get destination bb from "edge" argument. Save "cond" into
821 aux field of the edge. Update prototype for changed arguments.
822 (if_convertible_loop_p): Clear aux field of incoming edges if bb
824 (find_phi_replacement_condition): Operate on incoming edges, not
825 on predecessor blocks. If there is a condition saved in the
826 incoming edge aux field, AND it with incoming bb predicate.
827 Return source bb of the first edge.
828 (clean_predicate_lists): Clean aux field of outgoing node edges.
829 (tree_if_conversion): Do not initialize cond variable. Move
830 variable declaration into the loop.
831 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
832 initializations of new_stmt, arg0 and arg1 variables.
834 2007-07-02 Jakub Jelinek <jakub@redhat.com>
836 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
837 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
839 2007-07-02 Richard Guenther <rguenther@suse.de>
841 * tree-ssa.c (useless_type_conversion_p): Document
842 future intent as defining the middle-end type system.
843 Re-structure to call langhook last, group by type class,
844 mark questionable parts.
846 2007-07-02 Richard Guenther <rguenther@suse.de>
848 * tree-flow.h (types_compatible_p): Declare.
849 * tree-ssa.c (types_compatible_p): New function.
850 * ipa-type-escape.c (discover_unique_type): Use
851 types_compatible_p instead of lang_hooks.types_compatible_p.
852 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
853 * tree-vn.c (expressions_equal_p): Likewise.
854 * tree.c (fields_compatible_p): Likewise.
855 * tree-ssa-dom.c (avail_expr_eq): Likewise.
856 (cprop_operand): Use useless_type_conversion_p instead of
857 lang_hooks.types_compatible_p.
858 * tree-inline.c (setup_one_parameter): Likewise.
859 (declare_return_variable): Likewise.
860 * tree-nrv.c (tree_nrv): Likewise.
861 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
862 (maybe_fold_offset_to_component_ref): Likewise.
863 (maybe_fold_offset_to_reference): Likewise.
864 * tree-ssa-copy.c (may_propagate_copy): Likewise.
865 (merge_alias_info): Likewise.
866 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
867 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
868 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
869 * tree-tailcall.c (find_tail_calls): Likewise.
870 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
871 * gimplify.c (canonicalize_addr_expr): Likewise.
872 (fold_indirect_ref_rhs): Likewise.
873 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
874 (cpt_same_type): Likewise.
875 (check_pointer_types_r): Swap parameters to cpt_same_type
877 * fold-const.c (fold_convert): Revert fix for PR15988.
878 * tree-inline.c (setup_one_parameter): Instead fix it here by
879 using fold_build1 instead of fold_convert and checking for
880 error_mark_node. Convert only if the conversion is necessary.
882 2007-07-02 Joseph Myers <joseph@codesourcery.com>
884 * configure.ac: Check for .gnu_attribute on Power.
885 * configure: Regenerate.
886 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
887 attribute for floating-point ABI.
889 2007-07-02 Ira Rosen <irar@il.ibm.com>
891 PR tree-optimization/32230
892 PR tree-optimization/32477
893 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
894 address is a constant.
896 2007-07-02 Richard Sandiford <richard@codesourcery.com>
898 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
899 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
900 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
901 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
902 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
903 64-bit targets. Add support for *-elfoabi*.
904 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
905 different settings if $(tm_defines) does not select the EABI.
906 (MULTILIB_EXCLUSIONS): Define in those circumstances.
907 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
908 (MIPS_ARCH_OPTION_SPEC): Likewise.
909 (MIPS_ISA_LEVEL_SPEC): Likewise.
910 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
911 * config/mips/elfoabi.h: New file.
913 2007-07-02 Richard Guenther <rguenther@suse.de>
915 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
916 (useless_type_conversion_p): ... this.
917 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
918 (useless_type_conversion_p): ... this.
919 * builtins.c (fold_builtin_memory_op): Rename
920 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
921 * tree-cfg.c (verify_expr): Likewise.
922 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
923 * tree-ssa-ccp.c (ccp_fold): Likewise.
924 * tree-ssa-copy.c (may_propagate_copy): Likewise.
925 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
926 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
927 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
928 * tree-ssa-pre.c (eliminate): Likewise.
929 * tree-ssa.c (delete_tree_ssa): Likewise.
930 (tree_ssa_useless_type_conversion): Likewise.
931 * tree.c (build2_stat): Likewise.
933 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
935 Fix PR tree-optimization/32571
936 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
939 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
941 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
942 and other expected operations explicitly, change default to
945 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
947 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
949 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
950 (tls_load_dot_plus_eight): Move the label number into the unspec.
951 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
953 2007-07-01 Andreas Schwab <schwab@suse.de>
955 * dwarf2out.c (initial_return_save): Define only if used.
957 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
959 Unreverting Richard's Revert of:
961 2007-06-27 Richard Sandiford <richard@codesourcery.com>
963 * dce.c (deletable_insn_p_1): New function, split out from...
964 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
965 specially, not those inside PARALLELs. Remove BODY argument
966 and adjust recursive call accordingly.
967 (prescan_insns_for_dce): Update call to delete_insn_p.
969 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
970 Revital Eres <eres@il.ibm.com>
972 * ddg.c (create_ddg_all_sccs): Fix missed
973 initialization of scc_nodes.
975 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
978 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
979 X + ~X to 1 only for INTEGRAL_TYPE_P type.
981 2007-06-30 Joseph Myers <joseph@codesourcery.com>
983 * configure.ac: Check for .gnu_attribute on MIPS.
984 * configure, config.in: Regenerate.
985 * config/mips/mips.c (mips_file_start): If supported, output
986 attribute for floating-point ABI.
988 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
991 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
992 (ffs_cmove): New expander to expand using ctz pattern.
993 (*ffs_cmove): Remove pattern.
994 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
995 (ffsdi2): Expand using ctz pattern.
996 (*ffs_rex64): Remove pattern.
998 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1000 PR rtl-optimization/32296
1001 * pa.md (return): Delete pattern.
1002 (return_internal): Remove "(const_int 1)" from pattern.
1003 (epilogue): Use return_internal pattern for trivial returns.
1004 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1005 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1007 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1009 * tree-ssa-pre.c (is_exception_related): New function
1010 (can_value_number_operation): Use it.
1012 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1014 Fix PR tree-optimization/32540
1015 Fix PR tree-optimization/31651
1017 * tree-ssa-sccvn.c: New file.
1019 * tree-ssa-sccvn.h: Ditto.
1021 * tree-vn.c: Include tree-ssa-sccvn.h
1022 (val_expr_paid_d): Removed.
1023 (value_table): Ditto.
1024 (vn_compute): Ditto.
1025 (val_expr_pair_hash): Ditto.
1026 (val_expr_pair_expr_eq): Ditto.
1027 (copy_vuses_from_stmt): Ditto.
1030 (shared_vuses_from_stmt): Ditto.
1031 (print_creation_to_file): Moved up.
1032 (sort_vuses): Ditto.
1033 (sort_vuses_heap): Ditto.
1034 (set_value_handle): Make non-static.
1035 (make_value_handle): Ditto.
1036 (vn_add): Rewritten to use sccvn lookups.
1037 (vn_add_with_vuses): Ditto.
1038 (vn_lookup): Ditto (and second argument removed).
1039 (vn_lookup_with_vuses): Ditto.
1040 (vn_lookup_or_add): Ditto (and second argument removed);
1041 (vn_lookup_or_add_with_vuses): Ditto.
1042 (vn_lookup_with_stmt): New.
1043 (vn_lookup_or_add_with_stmt): Ditto.
1044 (create_value_handle_for_expr): Ditto.
1046 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1047 (seen_during_translate): New function.
1048 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1049 (phi_trans_add): Ditto.
1050 (constant_expr_p): FIELD_DECL is always constant.
1051 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1052 Use constant_expr_p.
1053 Avoid infinite recursion on mutually valued expressions.
1054 Change callers of vn_lookup_or_add.
1055 (phi_translate): New function.
1056 (compute_antic_safe): Allow phi nodes.
1057 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1058 (find_or_generate_expression): Rewrite slightly.
1059 (create_expression_by_pieces): Updated for vn_lookup_or_add
1061 Update VN_INFO for new names.
1062 (insert_into_preds_of_block): Update for new names.
1063 (add_to_exp_gen): New function.
1064 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1065 (find_existing_value_expr): Rewrite to changed vn_lookup.
1066 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1067 (try_look_through_load): Removed.
1068 (try_combine_conversion): Ditto.
1069 (get_sccvn_value): New function.
1070 (make_values_for_phi): Ditto.
1071 (make_values_for_stmt): Ditto.
1072 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1074 (init_pre): Update for SCCVN changes.
1076 (execute_pre): Ditto.
1078 * tree-flow.h (make_value_handle): Declare.
1079 (set_value_handle): Ditto.
1080 (sort_vuses_heap): Ditto.
1081 (vn_lookup_or_add_with_stmt): Ditto.
1082 (vn_lookup_with_stmt): Ditto.
1083 (vn_compute): Remove.
1086 (vn_lookup): Update arguments.
1088 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1090 (tree-ssa-sccvn.o): New.
1091 (OBJS-common): Add tree-ssa-sccvn.o
1093 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1096 * c-typeck.c (build_external_ref): Don't mark as used if called
1098 * calls.c (rtx_for_function_call): Likewise.
1100 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1104 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1106 * dce.c (deletable_insn_p_1): New function, split out from...
1107 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1108 specially, not those inside PARALLELs. Remove BODY argument
1109 and adjust recursive call accordingly.
1110 (prescan_insns_for_dce): Update call to delete_insn_p.
1112 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1114 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1115 (try_combine): Move potential calls to undo_all() so they happen
1116 before we commit to using the combined insns.
1118 2006-06-30 Jan Hubicka <jh@suse.cz>
1120 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1123 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1125 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1126 (cgraph_remove_unreachable_nodes): Likewise.
1127 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1128 * ipa-inline.c (update_caller_keys): Cast according to the coding
1130 (cgraph_decide_recursive_inlining): Likewise.
1131 (cgraph_decide_inlining_of_small_function): Likewise.
1132 (try_inline): Likewise.
1133 (cgraph_decide_inlining_incrementally): Likewise.
1134 * ipa-pure-const.c (get_function_state): Likewise.
1135 (scan_function): Likewise.
1136 (analyze_function): Likewise.
1137 (static_execute): Likewise.
1138 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1139 (merge_callee_local_info): Likewise.
1140 (analyze_function): Use type safe memory macros.
1141 (static_execute): Likewise. Cast according to the coding conventions.
1142 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1144 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1146 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1147 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1150 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1153 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1154 for complex modes (both int and real).
1156 2007-06-29 Jan Hubicka <jh@suse.cz>
1158 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1160 2007-06-29 Jan Hubicka <jh@suse.cz>
1163 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1166 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1169 * config/avr/avr.c: Include dataflow header file.
1170 (expand_prologue): Adjust for prologue insn change.
1171 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1174 2007-06-29 Richard Guenther <rguenther@suse.de>
1177 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1178 during type verification.
1180 2007-06-29 Jan Hubicka <jh@suse.cz>
1182 * recog.c (validate_change_rtx_1): Unshare TO argument.
1184 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1186 PR tree-optimization/24659
1187 * tree-vect-transform.c (vectorizable_call): Handle
1188 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1190 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1191 * config/i386/i386.c (enum ix86_builtins)
1192 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1193 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1195 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1196 const using def_builtin_const.
1197 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1198 input operands in the same modes as the result.
1199 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1201 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1203 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1204 (df_set_dead_notes_for_mw): Likewise.
1206 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1208 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1210 2007-06-28 DJ Delorie <dj@redhat.com>
1212 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1214 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1216 * doc/invoke.texi (C++ Dialect Options): Document
1217 fvisibility-ms-compat.
1218 * c.opt (fvisibility-ms-compat): New.
1220 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1223 * tree-affine.c (aff_combination_add_elt): Handle
1224 pointer addition specially.
1226 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1228 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1229 decl is non-external for AIX ABI.
1231 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1233 * config/rs6000/predicates.md (current_file_function_operand):
1234 Ensure the symbol is non-external for AIX ABI.
1236 2007-06-28 Nick Clifton <nickc@redhat.com>
1238 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1239 (fdce, fdse, fpredictive-commoning): Likewise.
1241 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1244 * gcc.c (process_command): Recognize the new -static-libgfortran
1247 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1250 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1251 Use a call clobbered hard reg instead of a pseudo reg.
1253 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1255 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1257 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1260 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1261 REG_LIBCALL and REG_RETVAL notes.
1262 (divsi3, mulsi3): Likewise.
1263 (mulhisi3): Likewise. Use emit_libcall_block.
1264 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
1266 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
1268 PR rtl-optimization/32481
1269 * combine.c (adjust_for_new_dest): Rescan the changed insn.
1271 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1273 * dce.c (deletable_insn_p_1): New function, split out from...
1274 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1275 specially, not those inside PARALLELs. Remove BODY argument
1276 and adjust recursive call accordingly.
1277 (prescan_insns_for_dce): Update call to delete_insn_p.
1279 2007-06-27 Richard Guenther <rguenther@suse.de>
1282 * tree.h (fold_convertible_p): Declare.
1283 * fold-const.c (fold_convertible_p): New function.
1284 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
1285 instead of lang_hooks.types_compatible_p.
1287 2007-06-26 Jan Hubicka <jh@suse.cz>
1289 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
1290 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
1291 early use validate_unshare_change.
1292 (reload_combine): Likewise.
1293 * recog.c (change_t): New field unshare.
1294 (validate_change_1): Rename from validate_change; add argument unshare.
1295 (validate_change): Turn into wrapper of validate_change_1; update
1296 prototype for bools.
1297 (validate_unshare_change): New.
1298 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
1299 calls of df_insn_rescan.
1300 * recog.h (validate_change): Replace ints by bools.
1301 (validate_unshare_change): Declare.
1303 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1305 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
1307 2007-06-26 Steve Ellcey <sje@cup.hp.com>
1309 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
1311 2007-06-25 Jan Hubicka <jh@suse.cz>
1313 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
1315 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
1316 cgraph_decide_inlining_incrementally): Move uninlinability checks to
1317 places other call site specific checks are performed.
1319 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1322 * tree-vect-transform.c (vectorizable_operation): Convert
1323 POINTER_PLUS_EXPR over to PLUS_EXPR.
1325 2007-06-25 Chao-ying Fu <fu@mips.com>
1327 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
1328 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
1329 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1330 Document GET_MODE_IBIT, and GET_MODE_FBIT.
1332 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
1333 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1334 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
1335 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
1336 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
1337 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
1338 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
1339 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
1340 ALL_FIXED_POINT_MODE_P): New define.
1341 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1343 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
1345 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
1346 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1347 MODE_VECTOR_UACCUM): New mode classes.
1349 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
1350 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
1351 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
1354 * genmodes.c (struct mode_data): Add ibit and fbit fields.
1355 (blank_mode): Initialize ibit and fbit.
1356 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
1357 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1359 (new_adjust): Change required_class to required_class_from and
1360 required_class_to for testing within a range.
1361 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1362 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1364 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
1365 (make_fixed_point_mode): New.
1366 (_ADD_ADJUST): Change C to C1 and C2.
1367 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
1368 use a range for machine classes.
1369 (ADJUST_IBIT, ADJUST_FBIT): New.
1370 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
1372 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1373 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1374 Emit adjustment for ibit and fbit.
1375 (emit_mode_ibit, emit_mode_fbit): New.
1376 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
1378 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
1380 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
1381 as the source of the set.
1383 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
1385 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
1386 FP_REGNO_P): Use IN_RANGE.
1387 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
1388 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
1389 (DATA_REG_P): Use DATA_REGNO_P.
1390 (FP_REG_P): Use FP_REGNO_P.
1391 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
1392 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
1393 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
1395 2007-06-24 Jan Hubicka <jh@suse.cz>
1398 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
1400 2007-06-24 Sebastian Pop <sebpop@gmail.com>
1403 * fold-const.c (fold_binary): Strip nops of operand 0
1404 of BIT_NOT_EXPR before calling operand_equal_p.
1405 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
1406 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
1408 2007-06-23 Mark Mitchell <mark@codesourcery.com>
1410 * doc/extend.texi: Document that dllimport and dllexport imply
1412 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
1413 imported or exported declaration, including type declarations.
1414 * c-common.c (handle_visibility_attribute): Check for conflicts
1415 with dllimport/dllexport.
1416 (c_determine_visibility): Handle dllimport/dllexport as an
1417 explicit visibility atttribute.
1419 2007-06-23 Richard Guenther <rguenther@suse.de>
1421 PR tree-optimization/16876
1423 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
1425 * tree-inline.c (initialize_inlined_parameters): Do not call
1426 lang_hooks.tree_inlining.convert_parm_for_inlining.
1427 * cgraphbuild.c (initialize_inline_failed): Set inline failed
1428 reason for mismatched types.
1429 * gimplify.c (gimplify_call_expr): Verify the call expression
1430 arguments match the called function type signature. Otherwise
1431 mark the call expression to be not considered for inlining
1432 using CALL_CANNOT_INLINE_P flag.
1433 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
1434 edges call expression.
1435 (cgraph_decide_inlining_of_small_function): Likewise.
1436 (cgraph_decide_inlining): Likewise.
1437 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1439 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
1440 * c-typeck.c (c_convert_parm_for_inlining): Remove.
1441 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
1443 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
1444 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
1446 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1447 convert_parm_for_inlining member.
1449 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
1452 * arm.md (negscc): Match the correct operand for optimized LT0 test.
1453 Remove optimization for GT.
1455 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
1458 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
1460 (prescan_insns_for_dce): Add extra parameter.
1462 2007-06-23 Jan Hubicka <jh@suse.cz>
1465 * gimplify.c (mark_addressable): New function.
1466 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
1468 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1471 * expr.c (store_constructor): Do not clobber non-zeroed memory.
1473 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1476 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
1477 moves between MMX/SSE registers to at least 8 units to prevent
1478 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
1480 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1482 * config/i386/i386.c (override_options): Correct x86_sahf
1485 2007-06-21 David Daney <ddaney@avtrex.com>
1488 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1489 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1490 (exception_receiver): Renamed to ...
1491 (nonlocal_goto_receiver): ... this.
1493 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
1495 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
1496 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
1497 partial register accesses.
1499 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
1501 * fold-const.c (debug_fold_checksum): Move it under
1502 ENABLE_FOLD_CHECKING.
1504 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1507 * tree.h (debug_fold_checksum): Declared.
1508 * fold-const.c (build_fold_addr_expr_with_type_1): New.
1509 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
1510 build_fold_addr_expr_with_type_1.
1511 (fold_addr_expr, debug_fold_checksum): New.
1512 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
1513 (fold_unary, fold_comparison, split_address_to_core_and_offset):
1516 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1518 PR tree-optimization/19590
1519 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
1520 of scev is a constant.
1521 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
1523 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1525 * df-problems.c (df_note_bb_compute): Made computation of live
1526 info consistent with df_lr.
1528 2007-06-21 Richard Guenther <rguenther@suse.de>
1530 PR tree-optimization/32453
1531 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
1532 for pointer anti-range.
1534 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
1536 * config/i386/i386.c (processor_target_table): Increase maximum
1537 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
1540 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
1541 byte alignment if > 8 byte alignment is preferred.
1542 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1544 2007-06-21 Jakub Jelinek <jakub@redhat.com>
1546 PR tree-optimization/31866
1547 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
1548 if ASM_EXPR's input is not a SSA_NAME.
1551 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
1552 but decl is a global var, instead return decl.
1553 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
1554 even for is_global_var decls, if they are private in some outer
1557 2007-06-21 Richard Guenther <rguenther@suse.de>
1559 PR tree-optimization/32451
1560 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
1562 2007-06-21 Christian Bruel <christian.bruel@st.com>
1564 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
1565 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
1566 (push_regs): Changed saving order or banked registers.
1567 (sh_expand_epilogue): Likewise.
1568 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
1569 (FIRST_BANKED_REG): Likewise.
1570 (LAST_BANKED_REG): Likewise.
1571 * config/sh/sh.md (banked) New attribute.
1572 (in_delay_slot): Check banked attribute.
1574 2007-06-20 Sebastian Pop <sebpop@gmail.com>
1576 PR tree-optimization/32075
1577 * tree-data-ref.c (subscript_dependence_tester_1,
1578 analyze_miv_subscript, analyze_overlapping_iterations,
1579 add_distance_for_zero_overlaps, build_classic_dist_vector,
1580 subscript_dependence_tester_1, analyze_overlapping_iterations,
1581 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
1582 compute_affine_dependence, compute_all_dependences): Pass loop_nest
1583 to evolution_function_is_affine_multivariate_p.
1585 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1587 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
1589 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1592 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
1594 * config/m32c/prologue.md (epilogue_exitd_16): New.
1595 (epilogue_reit_16): New.
1596 (epilogue_exitd): Rename to epilogue_exitd_24.
1597 (epilogue_reit): Rename to epilogue_reit_24.
1599 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
1600 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1602 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
1604 * haifa-sched.c (queue_to_ready): Don't requeue next insn
1605 if dbg_cnt (sched_insn) reaches the limit.
1606 (choose_ready): New parameter INSN_PTR and new return value.
1607 (schedule_block): Handle dbg_cnt (sched_insn). Handle
1608 the new return value from choose_ready.
1609 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
1610 (rest_of_handle_global_alloc): New global_alloc_at_func.
1612 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
1614 PR tree-optimization/25737
1615 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
1616 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
1617 * tree-flow.h (struct fieldoff): Add new field alias_set.
1618 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
1619 argument addressable_type. Set alias_set of fieldoff.
1620 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
1621 (create_overlap_variables_for): Pass alias_set from fieldoff to
1623 * alias.c (get_alias_set): Use alias_set from SFT if set.
1625 2007-06-20 Hui-May Chang <hm.chang@apple.com>
1627 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
1628 of a variable as an unsigned HOST_WIDE_INT integer.
1630 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
1632 PR rtl-optimization/32405
1633 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
1635 2007-06-20 Jakub Jelinek <jakub@redhat.com>
1637 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
1640 * builtins.c: Include diagnostic.h.
1641 (expand_builtin_expect): Make gcc_assert more permissive.
1642 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
1645 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
1649 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
1650 if ACCUMULATE_OUTGOING_ARGS.
1652 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1654 * config/m68hc11/m68hc11.c: Include dataflow header file.
1655 (m68hc11_reorg): Port to dataflow.
1657 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1659 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
1660 (struct df_problem.free_blocks_on_set_blocks): New field.
1661 (struct dataflow.optional_p): New field.
1662 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1663 (df_live_set_all_dirty): New function.
1664 * df-scan.c (df_scan_alloc): Initialize optional_p.
1665 (problem_SCAN): Initialize free_blocks_on_set_blocks.
1666 * df-core.c (df_set_blocks): Removed use of
1667 DF_FIRST_OPTIONAL_PROBLEM. Now uses
1668 df_problem.free_blocks_on_set_blocks to determine which blocks are
1670 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
1671 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
1672 uses dataflow.optional_p to determine if problem should be
1674 (rest_of_handle_df_initialize): Only start live problem if
1676 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1677 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
1678 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
1679 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
1680 problem_NOTE): Initialize free_blocks_on_set_blocks.
1681 (df_lr_bb_local_compute): Recompute luids if df_live problem is
1683 (df_live_set_all_dirty, df_note_alloc): New function.
1684 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
1686 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
1687 * postreload.c (reload_combine): Ditto.
1688 * cse.c (cse_extended_basic_block): Ditto.
1689 * regmove.c (mark_flags_life_zones): Ditto.
1690 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
1691 erase_matching_seqs): Ditto.
1692 * bt-load.c (compute_defs_uses_and_gen): Ditto.
1693 * integrate (allocate_initial_values): Ditto.
1694 * combine.c (reg_dead_at_p): Ditto.
1695 * resource.c (mark_target_live_regs): Ditto.
1696 * sched-rgn.c (check_live_1, update_live_1): Ditto.
1697 * config/sh/sh.c (find_r0_life_regions): Ditto.
1698 * global.c (rest_of_handle_global_alloc): Only add back df_live
1700 * local-alloc.c (rest_of_handle_local_alloc): Only remove
1702 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
1704 (if_convert): Make sure df_live is there at -O == 1.
1705 (pass_if_after_combine): Cleanup flags.
1706 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
1707 is there at -O == 1.
1709 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
1711 * config/arm/arm.c (arm_get_frame_offsets): Set
1712 offsets->locals_base to avoid negative stack size.
1713 (thumb1_expand_prologue): Assert on negative stack size.
1715 2007-04-19 Sebastian Pop <sebpop@gmail.com>
1717 PR tree-optimization/32367
1718 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
1719 of the chrec has no evolution in that loop.
1720 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
1722 2007-06-19 Bob Wilson <bob.wilson@acm.org>
1724 * config/xtensa/xtensa.c: Include "df.h".
1725 (xtensa_builtin_saveregs): Use adjust_address instead of
1727 (xtensa_va_start): Invoke make_tree with sizetype for
1728 expand_builtin_saveregs and then convert the result to a pointer.
1729 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
1730 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
1731 Subtract argument size from index value as integers and then use
1732 POINTER_PLUS_EXPR to add the result to the array address.
1734 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1737 * config/m32c/m32c.c: Include dataflow header file.
1738 (m32c_emit_prologue): Adjust for prologue insn change.
1739 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
1740 once inside a PARALLEL. Assume frame size passed in operand 0
1741 includes space to save the fb register.
1742 (prologue_enter_24): Likewise.
1743 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
1745 2007-06-19 David Daney <ddaney@avtrex.com
1748 * config/mips/mips.md (cprestore): Mark $gp as used.
1750 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1753 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
1754 (frv_ifcvt_modify_insn): Likewise.
1756 2007-06-19 Richard Guenther <rguenther@suse.de>
1758 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
1759 only handle positive offsets that fit in a HOST_WIDE_INT.
1761 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
1763 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
1764 result of rsqrt insn for zero input argument to avoid NaN.
1766 2007-06-19 Richard Guenther <rguenther@suse.de>
1769 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
1771 2007-06-19 Jakub Jelinek <jakub@redhat.com>
1773 PR tree-optimization/32353
1774 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
1776 2007-06-19 Nick Clifton <nickc@redhat.com>
1778 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
1780 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1783 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
1784 * config/i386/i386.c (assign_386_stack_local): Assert that
1785 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
1786 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
1787 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
1788 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
1790 2007-06-18 Steve Ellcey <sje@cup.hp.com>
1792 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
1794 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
1796 PR rtl-optimization/32321
1797 * gcse.c (replace_store_insn): Update the note before
1798 calling emit_insn_after.
1800 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1803 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
1805 * df-problems.c (df_note_bb_compute): Fix dumping info.
1807 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
1809 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
1810 insn with emit_jump_insn.
1812 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1814 PR tree-optimization/32383
1815 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
1816 * targhooks.h (default_builtin_reciprocal): Update prototype.
1817 * target.h (struct gcc_target): Update builtin_reciprocal.
1818 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
1819 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
1820 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
1821 when fndecl is in BUILT_IN_MD class.
1822 (execute_convert_to_rsqrt): Ditto.
1824 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
1825 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
1826 Convert BUILT_IN_SQRTF code only when md_fn is false.
1828 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
1830 * bt-load.c (move_btr_def): Fix the order of arguments
1831 to validate_replace_rtx.
1833 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
1835 * config/m68k/m68k-devices.def: Add 54450..54455.
1837 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
1839 PR rtl-optimization/32366
1840 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
1841 FLOAT_EXTEND]: Prevent non-scalar modes from entering
1844 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1847 * modulo-sched (generate_reg_moves): Added rescan parameter and if
1848 this is true, rescan insn being modified.
1849 (sms_schedule): Added rescan parameter.
1850 (rest_of_handle_sms): Moved freeing of dominance info to before
1851 getting out of cfg_layout.
1853 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
1855 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
1856 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
1859 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
1860 FL_CF_EMAC from the entry for isac.
1862 * config/m68k/predicates.md (const_call_operand): Adjust comment.
1863 (const_sibcall_operand): New.
1864 (sibcall_operand): Use it.
1865 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
1866 (m68k_isas): ISAC does not imply FPU or EMAC.
1867 (override_options): Add ISA_C logic for symbolic jump & call.
1869 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1871 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
1872 return mode from the builtin itself.
1873 (sparc_fold_builtin): Fix cast of zero constant.
1875 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1877 * targhooks.c (default_builtin_reciprocal): New default target hook.
1878 * targhooks.h (default_builtin_reciprocal): Add prototype.
1879 * hooks.c (hook_tree_tree_bool_null): Remove hook.
1880 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
1881 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
1882 default_builtin_reciprocal.
1884 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1887 * hooks.c (hook_tree_tree_bool_null): New hook.
1888 * hooks.h (hook_tree_tree_bool_null): Add prototype.
1889 * tree-pass.h (pass_convert_to_rsqrt): Declare.
1890 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
1891 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
1892 and convert it to reciprocal a*rfunc(b).
1893 (execute_convert_to_rsqrt): New function.
1894 (gate_convert_to_rsqrt): New function.
1895 (pass_convert_to_rsqrt): New pass definition.
1896 * target.h (struct gcc_target): Add builtin_reciprocal.
1897 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
1898 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
1899 TARGET_BUILTIN_RECIPROCAL.
1900 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
1902 * config/i386/i386.h (TARGET_RECIP): New define.
1903 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
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 (*rcpsf2_sse): New insn pattern.
1908 (*rsqrtsf2_sse): Ditto.
1909 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
1910 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1911 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1912 and not optimizing for size.
1913 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
1914 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1915 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1916 and not optimizing for size.
1917 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
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.
1921 (*sse_rsqrtv4sf2): Do not export.
1923 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
1924 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1925 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1926 and not optimizing for size.
1928 * config/i386/i386.opt (mrecip): New option.
1929 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
1930 (ix86_emit_swsqrtsf): Ditto.
1931 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
1932 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
1934 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
1935 ix86_expand_unop1_builtin.
1936 (ix86_emit_swdivsf): New function.
1937 (ix86_emit_swsqrtsf): Ditto.
1938 (ix86_builtin_reciprocal): New function.
1939 (TARGET_BUILTIN_RECIPROCAL): Use it.
1940 (ix86_vectorize_builtin_conversion): Rename from
1941 ix86_builtin_conversion.
1942 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
1943 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
1944 "i386 and x86_64 Options" section.
1945 (Intel 386 and AMD x86_64 Options): Document -mrecip.
1947 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1948 Zdenek Dvorak <dvorakz@suse.cz>
1949 Richard Guenther <rguenther@suse.de>
1950 Kaz Kojima <kkojima@gcc.gnu.org>
1952 * tree-vrp.c (compare_values_warnv): Convert val2 to
1954 (extract_range_from_assert): Create
1955 POINTER_PLUS_EXPR for pointer types.
1956 (extract_range_from_binary_expr): Handle
1957 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
1959 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
1960 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
1961 POINTER_PLUS_EXPR as PLUS_EXPR.
1962 (number_of_iterations_lt_to_ne):
1963 For pointer types, use sizetype when
1964 creating MINUS_EXPR/PLUS_EXPRs.
1965 (assert_loop_rolls_lt): For pointer types, use sizetype when
1966 creating MINUS_EXPR/PLUS_EXPRs.
1967 (number_of_iterations_le): Likewise.
1968 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
1969 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
1970 like PLUS_EXPR and MINUS_EXPR.
1971 * tree-pretty-print.c (dump_generic_node): Handle
1973 (op_prio): Likewise.
1974 (op_symbol_1): Likewise.
1975 * optabs.c (optab_for_tree_code): Likewise.
1976 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
1978 * tree-tailcall.c (process_assignment): Mention
1979 POINTER_PLUS_EXPR in a TODO comment.
1980 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
1981 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
1982 not used with a pointer and an integer type.
1983 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
1984 increment using chrec_convert_rhs instead of chrec_convert.
1985 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
1986 PLUS_EXPR except for the right hand side's type will be
1988 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
1989 (fold_used_pointer_cast): Kill.
1990 (pointer_offset_p): Kill.
1991 (fold_used_pointer): Kill.
1992 (pointer_used_p): Kill.
1993 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
1994 call fold_used_pointer.
1995 (instantiate_parameters_1): Convert the increment
1996 using chrec_convert_rhs instead of chrec_convert.
1997 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
1998 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
1999 instead of PLUS_EXPR.
2000 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2001 PLUS_EXPR for pointers.
2002 (std_gimplify_va_arg_expr): Likewise.
2003 (fold_builtin_memory_op): Likewise.
2004 (fold_builtin_strstr): Likewise.
2005 (fold_builtin_strchr): Likewise.
2006 (fold_builtin_strrchr): Likewise.
2007 (fold_builtin_strpbrk): Likewise.
2008 (expand_builtin_memory_chk): Likewise.
2009 (fold_builtin_memory_chk): Likewise.
2010 (std_expand_builtin_va_start): Use
2011 sizetype for the call to make_tree and then convert
2012 to the pointer type.
2013 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2014 instead of PLUS_EXPR for adding to a pointer.
2015 (std_gimplify_va_arg_expr): Use fold_build2 for
2016 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2017 the operands to sizetype first and then cast the BIT_AND_EXPR
2018 back to the pointer type.
2019 * fold-const.c (build_range_check): Handle pointer types
2021 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2022 of PLUS_EXPR's. Make sure the offset is converted to
2024 (try_move_mult_to_index): Strip the NOPs from the offset.
2025 Remove code argument and replace all uses with PLUS_EXPR.
2026 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2027 specially. Don't use a pointer type for MINUS_EXPR.
2028 (fold_unary): Handle for (T1)(X op Y),
2029 only p+ as that is the only as that can be handled for
2030 binary operators now.
2031 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2033 <case PLUS_EXPR>: Add folding of PTR+INT into
2035 Don't call try_move_mult_to_index.
2036 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2037 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2038 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2039 Don't call try_move_mult_to_index.
2040 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2041 (tree_expr_nonzero_p): Likewise.
2042 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2043 of PLUS_EXPR for the complex expression folding.
2044 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2045 first chrec is a pointer type, then the second should
2046 be sizetype and not the first's type.
2047 For POINTER_PLUS_EXPR, use a different right hand side type.
2048 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2049 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2050 different right hand side type.
2051 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2052 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2053 instead of PLUS_EXPR.
2054 When either operand is zero, convert the other operand.
2055 (chrec_apply): Use chrec_convert_rhs
2056 on the argument x instead of chrec_convert.
2057 (reset_evolution_in_loop): For pointer types, the new_evol
2059 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2060 different right hand side type.
2061 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2062 (chrec_convert_rhs): New function.
2063 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2064 different right hand side type.
2065 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2066 * tree-chrec.h (chrec_convert_rhs): New prototype.
2067 (build_polynomial_chrec): For pointer types, the right hand
2068 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2069 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2070 Remove subtraction case as it is always addition now.
2071 Make sure the offset is converted to sizetype.
2072 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2073 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2074 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2075 PLUS_EXPR in pointer type.
2076 Handle POINTER_PLUS_EXPR.
2077 (tree_to_aff_combination): Likewise.
2078 (force_expr_to_var_cost): Likewise.
2079 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2080 instead of PLUS_EXPR for pointers.
2081 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2082 instead of PLUS_EXPR of pointer types.
2083 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2085 (check_va_list_escapes): Likewise.
2086 (check_all_va_list_escapes): Likewise.
2087 * dwarf2out.c (loc_descriptor_from_tree_1):
2088 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2089 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2090 (string_constant): Likewise.
2091 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2092 the offset to the base, use POINTER_PLUS_EXPR.
2093 (add_to_parts): Convert the index to sizetype.
2094 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2095 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2096 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2097 Offset only holds something for PLUS_EXPR.
2098 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2100 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2102 (analyze_accesses_for_modify_stmt): Likewise.
2103 Remove comment about the type being integral type as it is
2105 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2107 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2109 Correct the type which the artimentic is done in (is now
2112 * tree-data-ref.c (split_constant_offset): Handle
2114 * tree-affine.c (tree_to_aff_combination): Likewise.
2115 * c-typeck.c (build_unary_op): For pointers create the increment
2116 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2118 * gimplify.c (gimplify_self_mod_expr): Create a
2119 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2120 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2121 * tree.def (POINTER_PLUS_EXPR): New tree code.
2122 * tree-predcom.c (ref_at_iteration): If we have a pointer
2123 type do the multiplication in sizetype.
2124 * tree-mudflap.c (mf_xform_derefs_1): Create a
2125 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2126 * tree-ssa-forwprop.c
2127 (forward_propagate_addr_into_variable_array_index):
2128 Don't expect there to be a cast for the index as that
2129 does not exist anymore.
2130 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2131 instead of PLUS_EXPR.
2132 Don't check for the first operand of the POINTER_PLUS_EXPR
2133 was the index as it cannot be.
2134 Call forward_propagate_addr_into_variable_array_index with
2135 the SSA_NAME instead of the statement.
2136 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2137 (compare_constant): Likewise.
2138 (copy_constant): Likewise.
2139 (compute_reloc_for_constant): Likewise.
2140 (output_addressed_constants): Likewise.
2141 (initializer_constant_valid_p): Likewise.
2142 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2143 Convert the MIN/MAX of the inner type to the outer
2144 type before comparing them.
2145 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2146 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2147 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2148 of PLUS_EXPR for pointers.
2149 * tree-inline.c (estimate_num_insns_1): Handle
2151 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2152 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2153 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2154 instead of PLUS_EXPR for the pointer increment statement.
2155 (vect_update_ivs_after_vectorizer): For pointer types, create
2156 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2157 MULT_EXPR in sizetype.
2158 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2160 * tree-object-size.c (plus_expr_object_size): Handle
2161 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2162 code which is trying to figure out which side is a pointer and
2164 (check_for_plus_in_loops_1): Likewise.
2165 (check_for_plus_in_loops): Likewise.
2166 * c-common.c (pointer_int_sum): Create a
2167 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2168 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2169 only POINTER_PLUS_EXPR. Removing all the extra
2170 code which is trying to figure out which side is a pointer and
2172 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2173 PLUS_EXPR and MINUS_EXPR.
2174 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2176 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2177 with make_tree, instead of a pointer type.
2178 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2179 for pointers instead of PLUS_EXPR.
2180 (s390_gimplify_va_arg): Likewise.
2181 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2182 instead of PLUS_EXPR when doing addition on pointer
2183 types. Use sizetype for the second operand.
2184 (spu_gimplify_va_arg_expr): Likewise.
2185 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2186 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2187 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2188 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2189 for the pointer addition and also use size_int/sizetype
2191 (ix86_gimplify_va_arg): Likewise.
2192 Perform BIT_AND_EXPR on sizetype arguments.
2193 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2194 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2195 for the pointer additions and also use size_int for the offsets.
2196 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2197 additions and also use size_int for the offsets. Perform
2198 BIT_AND_EXPR on sizetype arguments.
2199 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2200 POINTER_PLUS_EXPR for pointers and create the
2201 BIT_AND_EXPR in sizetype.
2202 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2203 instead of PLUS_EXPR for pointer addition.
2204 (rs6000_va_start): Likewise.
2205 Also use sizetype for the offset.
2206 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2207 as PLUS_EXPR/MINUS_EXPR.
2208 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2209 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2210 Don't use BIT_AND_EXPR on a pointer type, convert the
2211 expression to sizetype first.
2212 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2214 (mips_gimplify_va_arg_expr): Likewise.
2215 Don't create BIT_AND_EXPR in a pointer type.
2217 2007-06-15 Eric Christopher <echristo@apple.com>
2219 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2220 (x86_64-*-darwin*): Ditto.
2221 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2224 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2226 * doc/extend.texi: Document behavior of __attribute__((aligned))
2229 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2231 * rtlanal.c (note_stores): Improve documentation.
2233 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2235 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2236 LOCAL_LABEL_PREFIX): Delete.
2237 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2238 (bfin_internal_label): Delete.
2240 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2242 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2243 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2244 otherwise define to LIBGCC2_TF_CEXT.
2245 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2246 (LIBGCC_TF_CEXT): Ditto.
2249 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2251 PR rtl-optimization/32339
2252 * df-scan.c (df_uses_record): Don't modify flags but just add to
2253 it for df_ref_record.
2255 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2257 * tree-mudflap.c: Fix whitespace issues.
2259 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2261 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
2263 2007-06-14 Eric Christopher <echristo@apple.com>
2265 * config/i386/sse.md (movdi_to_sse): Rewrite body.
2266 (movv4sf): Use gcc_unreachable instead of abort.
2268 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2271 * config/i386/sfp-machine.h (CMPtype): New define.
2272 (mach stubs): Use CMPtype instead of int as a return type.
2274 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2276 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
2277 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
2278 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
2279 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
2280 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
2281 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
2282 config/soft-fp/soft-fp.h: Update from glibc CVS.
2284 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
2286 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
2288 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2291 * config/v850/v850.c: Include dataflow header file.
2292 (substitute_ep_register): Fix typo.
2294 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2296 * configure.ac: Fix earlier checkin.
2297 * configure: Regenerated.
2299 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2301 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
2302 * aclocal.m4: Regenerate.
2303 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
2304 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
2305 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
2306 * configure: Regenerate.
2307 * Makefile.in (LOOSE_WARN): Subst loose_warn.
2309 * Makefile.in (quickstrap): Build libgcc too.
2311 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2313 * configure.ac: Add --enable-checking=df. Explicitly mention that
2314 the variables are initialized as for "release".
2315 * df-core.c: Use it.
2316 * configure: Regenerate.
2317 * config.in: Regenerate.
2319 2007-06-14 Bob Wilson <bob.wilson@acm.org>
2321 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
2322 validate_replace_rtx instead of replace_rtx.
2323 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
2325 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
2327 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
2328 (DWARF2_UNWIND_INFO): Override default if configured with
2330 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
2331 (ENDFILE_SPEC): Add crtend.o.
2332 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
2333 (ENDFILE_SPEC): Add crtend.o.
2334 (TARGET_USE_JCR_SECTION): Define.
2335 (MD_UNWIND_SUPPORT): Define for 32-bit target.
2337 * config/i386/cygming-crtbegin.c: New file.
2338 * config/i386/cygming-crtend.c: New file.
2340 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
2342 * config/i386/w32-unwind.h: New file.
2344 2007-06-13 Eric Christopher <echristo@apple.com>
2346 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
2347 the user set a value below STACK_BOUNDARY.
2349 2007-06-13 Thiemo Seufer <ths@networkno.de>
2351 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
2352 imply -lpthread for -pthread.
2354 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2356 * basic-block.h: Remove the prototype for
2357 free_basic_block_vars.
2358 * cfglayout.h: Remove the prototype for
2359 insn_locators_initialize.
2360 * tree.h: Remove the prototype for emit_line_note.
2362 * tree-ssa-pre.c (mergephitemp): Remove.
2363 (init_pre): Don't use mergephitemp.
2365 2007-06-13 Eric Christopher <echristo@apple.com>
2367 * config/i386/i386.c (override_options): If we've specified
2368 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
2370 2007-06-13 Bob Wilson <bob.wilson@acm.org>
2372 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
2375 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2377 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
2378 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
2379 (eh_store_handler): New pattern.
2380 (eh_return): Emit it instead of a plain move.
2382 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
2384 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
2385 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
2386 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
2389 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2391 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
2392 (find_next_insn_start, find_load): New functions.
2393 (bfin_reorg): Use them to deal with the fact that parallel insns are
2394 no longer represented as a SEQUENCE.
2396 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2398 * config/sparc/sparc.c (sparc_override_options): Initialize
2401 2007-06-13 Dave Korn <dave.korn@artimi.com>
2403 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
2406 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2408 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
2409 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
2410 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
2411 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
2412 tree-vect-transform.c: Fix comment typos. Follow spelling
2415 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2417 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
2418 to the exit block use set.
2419 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
2420 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
2421 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
2423 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2425 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
2426 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
2427 to indicate an error.
2428 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
2430 (dbg_cnt_process_opt): Print an error on a bad argument.
2431 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
2432 * common.opt (-fdbg-cnt-list): New.
2433 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
2435 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
2437 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
2438 flag on ref-all pointers.
2440 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2443 * expr.c (expand_expr_addr_expr_1): Call expand_expr
2444 for the offset with the modifier as EXPAND_INITIALIZER
2445 if the modifier is EXPAND_INITIALIZER.
2446 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
2447 a register if we had an overflow.
2449 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2451 * real.c (real_isfinite): New.
2452 (real_sqrt): Use it.
2453 * real.h (real_isfinite): New.
2454 * builtins.c: Use it.
2456 2007-06-12 Ian Lance Taylor <iant@google.com>
2457 Daniel Berlin <dberlin@dberlin.org>
2460 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
2461 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
2462 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
2463 (DECL_NO_TBAA_P): Define.
2464 (struct tree_decl_common): Add no_tbaa_flag field.
2465 * tree-ssa-structalias.c (struct variable_info): Add
2466 no_tbaa_pruning field.
2467 (new_var_info): Initialize no_tbaa_pruning field.
2468 (unify_nodes): Copy no_tbaa_pruning field.
2469 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2470 (dump_solution_for_var): Print no_tbaa_pruning flag.
2471 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
2473 (compute_tbaa_pruning): New static function.
2474 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
2475 Call compute_tbaa_pruning.
2476 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
2477 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2478 * gimple-low.c (lower_stmt): Likewise.
2479 * tree-gimple.c (is_gimple_stmt): Likewise.
2480 * tree-ssa-operands.c (get_expr_operands): Likewise.
2481 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2482 * tree-inline.c (estimate_num_insns_1): Likewise.
2483 (copy_result_decl_to_var): Likewise.
2484 * expr.c (expand_expr_real_1): Likewise.
2485 * tree-pretty-print.c (dump_generic_node): Likewise.
2486 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
2487 * omp-low.c (omp_copy_decl_2): Likewise.
2488 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
2489 * doc/c-tree.texi (Expression trees): Document
2490 CHANGE_DYNAMIC_TYPE_EXPR.
2492 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2494 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
2495 with !HONOR_NANS and !HONOR_INFINITIES.
2496 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2498 2007-06-12 Tristan Gingold <gingold@adacore.com>
2500 * gcov.c: Comments updated.
2501 (source_info): Add file_time field.
2502 (source_index): New variable.
2503 (mutiple_files): New variable.
2504 (generate_results): New function extracted from process_file.
2505 (process_file): Save and restore chain of functions, generate
2506 results and free structures only if not merging results.
2507 (release_structures): File names are now freed in create_file_names
2508 (create_file_names): Free previous file names.
2509 (find_source): File date is now read here and modifications in
2510 source files is checked here.
2511 (read_graph_file): Only reverse order of functions for the current
2513 (make_gcov_file_name): Do not generate long names if input_name is
2515 (output_lines): If merging results do not display graph, data and
2517 Checking source file modification is done in find_source.
2519 * doc/gcov.texi: Append an s to sourcefile.
2521 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
2523 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
2524 (forced_nop): New pattern.
2525 * config/bfin/bfin.c: Include "df.h".
2526 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
2527 (bfin_discover_loop): Use df_get_live_in instead of
2528 global_live_at_start.
2529 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
2530 df_analyze when done.
2531 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
2532 the insns. Use QImode for the final insn in a bundle. Call
2533 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
2535 (reorder_var_tracking_notes): New function.
2536 (bfin_reorg): Pass no argument to split_all_insns. Don't call
2537 update_life_info. Call df_analyze after scheduling and bundle
2538 generation. Call reorder_var_tracking_notes if generating these
2539 notes. Call df_finish_pass at the end.
2541 2007-06-12 Dirk Mueller <dmueller@suse.de>
2543 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
2544 a comparison, not an assignment.
2546 2007-06-12 Olivier Hainque <hainque@adacore.com>
2548 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
2549 Request walking the subtrees only, leaving the current is_lhs/val_only
2551 (convert_non_local_reference): Likewise.
2553 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
2555 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
2557 2007-06-12 Richard Guenther <rguenther@suse.de>
2559 PR tree-optimization/15353
2560 PR tree-optimization/31657
2561 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
2562 * timevar.def: Add TV_TREE_IFCOMBINE.
2563 * tree-pass.h (pass_tree_ifcombine): Declare.
2564 * tree-ssa-ifcombine.c: New file.
2565 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
2566 * tree-flow.h (blocks_in_phiopt_order): Declare.
2567 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
2568 (tree-ssa-ifcombine.o): New dependencies.
2570 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2572 PR rtl-optimization/32293
2573 * combine.c (simplify_if_then_else): Truncate return from
2574 nonzero_bits() to correct mode.
2576 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2578 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
2579 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
2581 2007-06-11 Diego Novillo <dnovillo@google.com>
2583 * Makefile.in (reload1.o-warn): Remove.
2585 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
2587 * combine.c (subst): Use reg_overlap_mentioned_p
2588 instead of comparing register numbers directly.
2590 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2592 * reload1.c (mark_home_live_1): Use the mode parameter.
2594 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2596 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
2597 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
2601 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
2603 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
2605 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2607 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
2608 from integer registers.
2609 (FP mode splitters): Handle TFmode.
2611 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
2613 * tree-ssa-structalias.c (find_what_p_points_to): Return false
2614 for ref-all pointers that point-to anything.
2616 2007-06-11 Joseph Myers <joseph@codesourcery.com>
2618 * config/arm/arm.c (arm_output_dwarf_dtprel,
2619 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
2621 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
2623 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
2624 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
2627 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
2629 * gcc/tree.c (signed_or_unsigned_type_for): New.
2630 (unsigned_type_for): Use signed_or_unsigned_type_for.
2631 (signed_type_for): Use signed_or_unsigned_type_for.
2632 * gcc/tree.h (signed_or_unsigned_type_for): New.
2633 (get_signed_or_unsigned_type): Remove.
2634 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
2635 lang_hooks.types.signed_type
2636 (size_diffop): Likewise.
2637 (all_ones_mask_p): Likewise.
2638 (build_range_check): Likewise.
2639 (fold_cond_expr_with_comparison): Likewise.
2640 (fold_cond_expr_with_comparison): Likewise.
2641 (unextend): Likewise.
2642 (extract_muldiv_1): Likewise.
2643 (fold_single_bit_test_into_sign_test): Likewise.
2644 (fold_binary): Likewise.
2645 (fold_ternary): Likewise.
2646 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
2647 instead of get_signed_or_unsigned_type.
2648 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
2649 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2650 * gcc/expr.c (signed_or_unsigned_type_for): Use
2651 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
2652 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
2653 (lhd_signed_or_unsigned_type): Remove.
2654 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
2655 signed_or_unsigned_type.
2656 (lhd_signed_or_unsigned_type): Remove.
2657 * gcc/expmed.c (make_tree): Use signed_type_for instead of
2658 lang_hooks.types.signed_type.
2659 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
2660 c_common_signed_type instead of lang_hooks.types.signed_type.
2661 (c_common_unsigned_type): New.
2662 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
2663 (shorten_compare): Use c_common_unsigned_type instead of
2664 c_common_signed_or_unsigned_type.
2665 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
2667 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
2668 lang_hooks.types.signed_type.
2669 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2670 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
2671 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
2672 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
2673 instead of unsigned_type_for.
2674 * gcc/c-decl.c (groakdeclarator): Likewise.
2675 * gcc/c-typeck.c (convert_for_assignment): Likewise.
2676 * gcc/c-common.h (c_common_unsigned_type): New.
2678 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2681 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
2682 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
2684 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2687 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
2688 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
2690 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
2691 Sebastian Pop <sebpop@gmail.com>
2693 * lambda-code.c (remove_iv): New.
2694 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
2696 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
2698 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
2699 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
2700 * tree-ssa-loop-prefetch.c: Include optabs.h.
2701 (FENCE_FOLLOWING_MOVNT): New macro.
2702 (struct mem_ref): Add independent_p and storent_p fields.
2703 (record_ref): Initalize the new fields.
2704 (gather_memory_references_ref): Return true if the reference
2706 (gather_memory_references): Check whether all memory accesses
2707 in loop were recorded.
2708 (should_issue_prefetch_p): Return false for nontemporal stores.
2709 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
2710 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
2711 (determine_loop_nest_reuse): Detect independent memory references.
2712 (loop_prefetch_arrays): Call mark_nontemporal_stores.
2713 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
2714 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
2715 * config/i386/i386.h (x86_mfence): Declare.
2716 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
2717 * config/i386/i386.c (x86_mfence): New variable.
2718 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
2720 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
2721 * optabs.c (init_optabs): Initialize storent_optab.
2722 * optabs.h (enum optab_index): Add OTI_storent.
2723 (storent_optab): Declare.
2724 * genopinit.c (optabs): Add initialization for storent_optab.
2725 * tree.h (MOVE_NONTEMPORAL): New macro.
2726 * expr.c (expand_assignment, store_expr, store_constructor_field,
2727 store_constructor, store_field, expand_expr_real_1): Propagate
2728 nontemporality of the expanded store.
2729 (emit_storent_insn): New function.
2730 * expr.h (expand_assignment, store_expr): Declaration changed.
2731 * function.c (assign_parm_setup_reg): Pass false as nontemporality
2732 to expand_assignment.
2733 * stmt.c (expand_asm_expr): Ditto.
2734 * calls.c (initialize_argument_information): Pass false as
2735 nontemporality to store_expr.
2736 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
2739 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2741 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
2743 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
2745 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2747 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
2748 and allow DECL_P here.
2750 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
2752 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
2753 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
2754 track of the size of the expression.
2755 * cfghooks.c (merge_blocks): Remove block from loops structure only
2756 after call of the merge_blocks hook.
2758 2007-06-09 Tom Tromey <tromey@redhat.com>
2760 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
2761 (deprecated_state): Removed.
2762 (start_decl): Update.
2763 (enum deprecated_states): Moved earlier.
2764 (groktypename): Update.
2765 (push_parm_decl): Likewise.
2766 (grokfield): Likewise.
2767 (start_function): Likewise.
2769 2007-06-09 Ian Lance Taylor <iant@google.com>
2771 PR tree-optimization/32169
2772 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
2773 CONVERT_EXPR, check whether min and max both converted to an
2774 overflow infinity representation.
2776 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
2778 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
2779 not inserted on the edge.
2781 2007-06-08 Bob Wilson <bob.wilson@acm.org>
2783 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
2784 instructions if they are supported.
2785 (__divsi3, __umodsi3, __modsi3): Likewise.
2786 (__ashldi3, __ashrdi3, __lshrdi3): New.
2787 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
2789 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
2790 Tony Linthicum <tony.linthicum@amd.com>
2792 * doc/extend.texi: Add fvect-cost-model flag.
2793 * common.opt (fvect-cost-model): New flag.
2794 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
2795 cost fields in stmt_vec_info struct for STMT.
2796 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
2797 fields in stmt_vec_info struct and access functions for the same.
2798 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
2799 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
2800 load, store and vector to scalar operation.
2801 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
2802 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
2803 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
2804 (TARG_VEC_STORE_COST): Define cost of vector store.
2805 (vect_estimate_min_profitable_iters): Define new function.
2806 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
2807 check to evaluate if loop iterations are less than minimum profitable
2808 iterations determined by cost model or minimum vect loop bound defined
2809 by user, whichever is more conservative.
2810 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
2811 run-time check to evaluate if loop iterations are less than minimum
2812 profitable iterations determined by cost model or minimum vect loop
2813 bound defined by user, whichever is more conservative.
2814 (vect_estimate_min_profitable_iterations): New function to estimate
2815 mimimimum iterartions required for vector version of loop to be
2816 profitable over scalar version.
2817 (vect_model_reduction_cost): New function.
2818 (vect_model_induction_cost): New function.
2819 (vect_model_simple_cost): New function.
2820 (vect_cost_strided_group_size): New function.
2821 (vect_model_store_cost): New function.
2822 (vect_model_load_cost): New function.
2823 (vectorizable_reduction): Call vect_model_reduction_cost during
2825 (vectorizable_induction): Call vect_model_induction_cost during
2827 (vectorizable_load): Call vect_model_load_cost during analysis phase.
2828 (vectorizable_store): Call vect_model_store_cost during analysis phase.
2829 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
2830 vectorizable_promotion, vectorizable_demotion): Call
2831 vect_model_simple_cost during analysis phase.
2833 2007-06-08 Simon Baldwin <simonb@google.com>
2835 * reg-stack.c (get_true_reg): Readability change. Moved default case
2836 label into direct switch statement scope.
2838 2007-06-08 Simon Baldwin <simonb@google.com>
2840 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
2841 in gcc_assert() with '==' comparison.
2843 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2845 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
2846 TARGET_ABM handling of x86_popcnt variable.
2848 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2850 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
2851 __builtin_copysignq and __builtin_infq built-in functions.
2853 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2855 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
2856 SSE4.2 section. Correct built-in function names in SSE4A section.
2858 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2860 PR tree-optimization/32243
2861 * tree-vect-transform.c (vectorizable_type_promotion): Move check
2862 for ncopies after ratio check between nunits_out and nunits_in.
2863 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
2865 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
2867 PR tree-optimization/32224
2868 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
2869 vectorization upon a non GIMPLE_MODIFY_STMT.
2871 2007-06-08 Christian Bruel <christian.bruel@st.com>
2874 * config/sh/sh.md (doloop_end): New pattern and splitter.
2875 * loop-iv.c (simple_rhs_p): Check for hardware registers.
2877 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
2880 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
2882 (verify_dominators): Do not change dominance tree.
2884 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2886 * config/sh/constraints.md: New file.
2887 * config/sh/sh.c: Include tm-constrs.h.
2888 (reg_class_from_letter): Remove.
2889 (prepare_cbranch_operands): Use satisfies_constraint_*
2890 function instead of macro.
2891 (andcosts, broken_move, sh_secondary_reload): Likewise.
2892 * config/sh/predicates.md (trapping_target_operand): Likewise.
2893 (and_operand, arith_operand, arith_reg_or_0_operand,
2894 cmp_operand, logical_operand, target_operand,
2895 ua_address_operand, ua_offset, xor_operand): Likewise.
2896 * config/sh/sh.md: Include constraints.md.
2897 (*movsicc_t_false): Use satisfies_constraint_* function
2899 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
2900 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
2901 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
2902 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
2903 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
2904 (REG_CLASS_FROM_CONSTRAINT): Remove.
2905 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
2906 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
2907 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
2908 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
2909 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2910 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
2911 function instead of macro.
2912 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2913 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
2914 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
2915 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
2916 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
2917 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
2918 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
2919 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
2920 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
2921 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
2922 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
2923 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
2924 EXTRA_CONSTRAINT_STR): Likewise.
2925 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
2927 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2929 * config/i386/darwin.h (STACK_BOUNDARY): Define.
2931 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
2934 * c-common.h (flag_cpp0x): Replaced by...
2935 (cxx_dialect): ... this new variable specifying the C++ dialect that
2937 * c-common.c (flag_cpp0x): Removed.
2938 (cxx_dialect): Defined.
2939 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
2941 * c-opts.c (c_common_post_options): Likewise.
2942 (set_std_cxx98): Set cxx_dialect to cxx98.
2943 (set_std_cxx0x): Set cxx_dialect to cxx0x.
2945 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2946 Hui-May Chang <hm.chang@apple.com>
2948 * doc/invoke.texi (Darwin Options): Update documentation for
2949 -mmacosx-version-min.
2950 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
2951 * config/darwin-driver.c: New file.
2952 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
2953 * config/t-darwin (darwin-driver.o): New rule.
2955 * config/darwin-c.c (version_as_macro): Ignore low digit.
2957 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
2959 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
2960 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
2961 (CSGNMODE): New mode macro.
2962 (CSGNVMODE): New mode attribute.
2963 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
2964 expander using CSGNMODE mode macro. Handle TFmode.
2965 (copysign<mode>3_const): Rename from copysignsf3_const and
2966 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
2968 (copysign<mode>3_var): Rename from copysignsf3_var and
2969 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
2971 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
2972 mode macro. Handle TFmode.
2973 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
2974 (iortf3, *iortf3): Ditto.
2975 (xortf3, *xortf3): Ditto.
2976 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
2977 TFmode and TImode masks.
2978 (ix86_expand_copysign): Expand TFmode copysign insn.
2979 (IX86_BUILTIN_INFQ): New.
2980 (IX86_BUILTIN_FABSQ): Ditto.
2981 (IX86_BUILTIN_COPYSIGNQ): Ditto.
2982 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
2983 [__builtin_fabsq]: Ditto.
2984 [__builtin_copysignq]: Ditto.
2985 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
2986 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
2987 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
2988 ix86_expand_binop_builtin().
2990 2007-06-07 Bob Wilson <bob.wilson@acm.org>
2992 * config/xtensa/lib1funcs.asm: Clean up whitespace.
2994 2007-06-07 Steve Ellcey <sje@cup.hp.com>
2997 * rtl.h (push_to_sequence2): New.
2998 * emit-rtl.c (push_to_sequence2): New.
2999 * function.c (assign_parm_data_all): Add new fields.
3000 (assign_parm_setup_block): Call push_to_sequence2 instead of
3002 (assign_parm_setup_reg): Ditto.
3003 (assign_parm_setup_stack): Ditto.
3004 (assign_parms_unsplit_complex): Ditto.
3005 (assign_parms): Change field name.
3007 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3009 PR tree-optimization/32220
3010 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3011 phi node is reached before defining statement.
3013 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3016 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3017 after changing the right hand side of the assignment.
3019 2007-06-06 Eric Christopher <echristo@apple.com>
3021 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3022 (x86_64-*-darwin*): Ditto.
3023 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3024 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3026 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3028 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3030 (add_key): Likewise.
3031 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3032 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3034 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3036 (add_cost_one_coalesce): Likewise.
3037 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3038 variable names. Rename orig to orig_name for consistency.
3039 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3041 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3043 (record_equivalences_from_stmt): Likewise.
3044 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3045 the coding conventions.
3046 (memory_ssa_name_same): Likewise.
3047 (dse_optimize_stmt): Likewise.
3048 (dse_record_phis): Likewise.
3049 (dse_finalize_block): Likewise.
3050 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3051 keywords as variable names.
3052 (may_move_till): Cast according to the coding conventions.
3053 (force_move_till_expr): Avoid using C++ keywords as variable names.
3054 (force_move_till): Cast according to the coding conventions.
3055 (memref_hash): Likewise.
3056 (memref_eq): Likewise.
3057 (gather_mem_refs_stmt): Likewise.
3058 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3059 using C++ keywords as variable names.
3060 (idx_find_step): Cast according to the coding conventions.
3061 (idx_record_use): Likewise.
3062 (find_depends): Likewise.
3063 (prepare_decl_rtl): Likewise.
3064 (mbc_entry_hash): Likewise.
3065 (mbc_entry_eq): Likewise.
3066 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3067 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3068 (idx_infer_loop_bounds): Cast according to the coding conventions.
3069 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3070 * tree-ssa-math-opts.c (occ_new ): Likwise.
3071 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3073 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3075 (add_use_op): Likewise.
3076 (add_vop): Likewise.
3077 (add_vuse_op): Likewise.
3078 (add_vdef_op): Likewise.
3079 (get_expr_operands): Likewise.
3080 (push_stmt_changes): Use type safe memory macros.
3081 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3082 keywords as variable names.
3083 (conditional_replacement): Likewise.
3084 (minmax_replacement): Likewise.
3085 (abs_replacement): Likewise.
3086 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3088 (insert_fake_stores): Avoid using C++ keywords as variable names.
3089 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3091 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3092 (heapvar_insert): Use type safe memory macros.
3093 (new_var_info): Cast according to the coding conventions.
3094 (new_constraint): Likewise.
3095 (remove_preds_and_fake_succs): Use type safe memory macros.
3096 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3098 (thread_single_edge): Likewise.
3099 (thread_through_loop_header): Likewise.
3101 2007-06-06 Eric Christopher <echristo@apple.com>
3103 * config/i386/i386.c (override_options): Move handling
3104 of TARGET_SUBTARGET* earlier.
3106 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3108 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3111 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3113 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3114 emited outside of basic block.
3115 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3117 * rtl.h (delete_insn_chain): Declaration changed.
3118 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3120 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3121 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3122 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3123 to delete_insn_chain.
3124 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3125 do not have bb field set.
3126 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3128 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3129 * cfgcleanup.c (try_optimize_cfg): Ditto.
3131 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3133 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3134 (lambda_body_vector_new): Use type safe memory macros.
3135 (lambda_linear_expression_new): Likewise.
3136 (lambda_loopnest_new): Likewise.
3137 (lambda_lattice_new): Likewise.
3138 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3139 conventions. Use type safe memory macros.
3140 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3141 (lambda_body_vector_s): Likewise.
3142 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3143 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3145 2007-06-06 Richard Guenther <rguenther@suse.de>
3147 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3148 if we need to schedule cfg_cleanup.
3149 (tree_ssa_forward_propagate_single_use_vars): Do so.
3151 2007-06-06 Ian Lance Taylor <iant@google.com>
3153 * fold-const.c (merge_ranges): If range_successor or
3154 range_predecessor fail, just return 0.
3156 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3158 PR tree-optimization/32216
3159 * tree-vectorizer.c (supportable_widening_operation): Determine
3160 signedness of FIX_TRUNC_EXPR from output operand.
3161 (supportable_narrowing_operation): Ditto.
3162 * tree-vect-generic.c (expand_vector_operations_1): Determine
3163 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3166 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3168 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3169 (struct pta): ...from here. Change flags to unsigned to avoid
3170 excessive casting (as it is used as a bit mask).
3171 (override_options): Add casts according to the coding convenventions.
3172 (x86_64_elf_unique_section): Likewise.
3173 (examine_argument): Avoid using C++ keywords as variable names.
3174 (construct_container): Likewise.
3175 (legitimize_pic_address): Likewise.
3176 (get_dllimport_decl): Cast according to the coding conventions. Use
3177 type safe memory macros.
3178 (legitimize_address): Cast according to the coding conventions.
3179 (emit_i387_cw_initialization): Corrected the type of slot to enum
3181 (ix86_init_machine_status): Use type safe memory macros.
3182 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3183 (bdesc_pcmpistr): Likewise.
3184 (bdesc_crc32): Likewise.
3185 (bdesc_sse_3arg): Likewise.
3186 (bdesc_2arg): Likewise.
3187 (bdesc_1arg): Likewise.
3188 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3189 (ix86_expand_sse_pcmpistr): Likewise.
3190 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3191 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3192 int to match the langhook definition.
3193 (ix86_builtin_conversion): Change the type of code to unsigned init to
3194 match the langhook definition.
3195 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3197 (ix86_preferred_output_reload_class): Likewise.
3198 (ix86_cannot_change_mode_class): Likewise.
3199 (ix86_memory_move_cost): Likewise.
3200 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3201 avoid excessive casting later on.
3202 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3204 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3206 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3207 as flags setting insn.
3208 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3210 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3212 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3213 (UNSPEC_ROUND): New.
3214 ("sse4_1_round<mode>2"): New insn pattern.
3215 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3217 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3218 expander using SSEMODEF mode macro. Expand using
3219 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3220 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3221 expander using SSEMODEF mode macro. Expand using
3222 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3223 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3224 expander using SSEMODEF mode macro. Expand using
3225 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3226 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3227 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3228 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3231 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3232 Sebastian Pop <sebpop@gmail.com>
3234 * lambda.h (build_linear_expr): New.
3235 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3236 Use build_linear_expr, call fold and force_gimple_operand.
3237 (lambda_loopnest_to_gcc_loopnest): Check that there is
3238 something to insert.
3239 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3241 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3243 PR preprocessor/23479
3244 * doc/extend.texi: Document the 0b-prefixed binary integer
3247 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3249 PR tree-optimization/32215
3250 * tree-vectorizer.c (supportable_widening_operation): Return false
3251 for unsupported FIX_TRUNC_EXPR tree code.
3252 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3254 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3256 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3257 register on SPE targets. Change documentation to reflect
3259 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3260 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3261 out of the register allocation pool.
3262 (rs6000_reg_live_or_pic_offset_p): New function.
3263 (rs6000_emit_prologue): Move the actual saving of LR up to free
3264 r0 for holding r11. Split saving of SPE 64-bit registers into
3265 its own case. Ensure that offsets will always be in-range for
3266 'evstdd' by using r11 as a scratch register to point at the start
3267 of the SPE save area. Save r11 if necessary, as it is the static
3269 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
3270 into its own case. Ensure that offsets will always be in-range
3271 for 'evldd' by using r11 as a scratch register to point at the
3272 start of the SPE save area. Also adjust r11 when restoring
3273 the stack pointer to compensate for pre-loading r11.
3275 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
3277 * cfg.c (init_flow): Use type safe memory macros.
3278 (alloc_block): Likewise.
3279 (unchecked_make_edge): Likewise.
3280 (dump_flow_info): Avoid using C++ keywords as variable names.
3281 (copy_original_table_clear): Cast according to the coding conventions.
3282 (copy_original_table_set): Likewise.
3283 * cfgexpand (label_rtx_for_bb): Likewise.
3284 (expand_gimple_basic_block): Likewise.
3285 * cfghooks.c (dump_bb): Likewise.
3286 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
3288 (lv_add_condition_to_bb): Likewise.
3289 * cfglayout (relink_block_chain): Cast according to the coding
3291 (fixup_reorder_chain): Likewise.
3292 (fixup_fallthru_exit_predecessor): Likewise.
3293 * cfgloop.c (glb_enum_p): Likewise.
3294 (get_exit_description): Likewise.
3295 (dump_recorded_exit): Likewise.
3296 * cfgloop.h (enum loop_estimation): Move out of struct scope...
3297 (struct loop): ... from here.
3298 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
3300 * cfgrtl.c (rtl_create_basic_block): Likewise.
3301 (rtl_split_block): Likewise.
3302 (rtl_dump_bb): Likewise.
3303 (cfg_layout_split_block): Likewise.
3304 (init_rtl_bb_info): Use typesafe memory macros.
3306 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
3307 * graphds.h: Updated all usages of edge to graph_edge.
3308 * graphds.c: Likewise.
3309 * cfgloopanal.c: Likewise.
3311 2007-06-05 Ian Lance Taylor <iant@google.com>
3313 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
3314 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
3315 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
3317 (test_for_singularity): Likewise.
3319 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3321 * config/i386/constraints.md ("Y2"): Replaced by ...
3323 * config/i386/i386.md: Likewise.
3324 * config/i386/mmx.md: Likewise.
3325 * config/i386/sse.md: Likewise.
3327 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3329 * config/i386/constraints.md ("z"): Replaced by ...
3331 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
3332 (sse4_1_blendvps): Likewise.
3333 (sse4_1_pblendvb): Likewise.
3334 (sse4_2_pcmpestr): Likewise.
3335 (sse4_2_pcmpestrm): Likewise.
3336 (sse4_2_pcmpestr_cconly): Likewise.
3337 (sse4_2_pcmpistr): Likewise.
3338 (sse4_2_pcmpistrm): Likewise.
3339 (sse4_2_pcmpistr_cconly): Likewise.
3341 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
3343 * matrix-reorg.c (transform_access_sites): Fix computation.
3344 (transform_allocation_sites): Same.
3346 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3348 * config/i386/i386.c (override_options): Use
3349 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
3351 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3353 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
3354 (nonimm_not_xmm0_operand): Ditto.
3355 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
3356 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
3357 as operand[2] predicate. Require "z" class XMM register for
3358 operand[3]. Adjust asm template.
3359 ("sse4_1_blendvpd"): Ditto.
3360 ("sse4_1_pblendvb"): Ditto.
3361 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
3362 force op2 into xmm0 register for variable blend instructions.
3364 2007-06-04 Tom Tromey <tromey@redhat.com>
3366 * c-tree.h (start_enum): Update.
3367 (build_enumerator): Likewise.
3368 * c-decl.c (enum_next_value): Removed.
3369 (enum_overflow): Likewise.
3370 (start_enum): Add c_enum_contents argument. Don't use globals.
3371 (build_enumerator): Likewise.
3372 * c-tree.h (struct c_enum_contents): New struct.
3374 2007-06-04 Tom Tromey <tromey@redhat.com>
3376 * c-common.c (c_common_get_alias_set): Fix indentation.
3378 2007-06-04 Ian Lance Taylor <iant@google.com>
3380 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
3381 to overflow, reduce overflow infinity to regular infinity.
3382 (vrp_var_may_overflow): New static function.
3383 (vrp_visit_phi_node): Check vrp_var_may_overflow.
3385 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
3387 * stor-layout.c (layout_type): Remove duplicate code.
3389 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
3392 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
3393 before build_common_builtin_nodes ().
3395 2007-06-04 Steve Ellcey <sje@cup.hp.com>
3398 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
3400 2007-06-04 Jan Hubicka <jh@suse.cz>
3402 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
3403 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
3404 instead of _stat version.
3406 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3408 PR tree-optimization/32194
3409 * tree-predcom.c (determine_offset): Check that both references have
3412 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3414 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
3415 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
3416 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3417 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
3418 Add argument to iterate_fix_dominators call.
3419 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
3420 * gcse.c (hoist_code): Change domby to vector.
3421 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
3422 Add argument to iterate_fix_dominators call.
3423 * loop-doloop.c (doloop_modify): Changed recount_dominator to
3424 recompute_dominator.
3425 * lambda-code.c (perfect_nestify): Ditto.
3426 * cfgloopanal.c: Include graphds.h.
3427 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
3428 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
3429 (mark_irreducible_loops): Use graphds_scc. Remove argument from
3431 * graphds.c: New file.
3432 * graphds.h: New file.
3433 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
3434 (get_dominated_by, get_dominated_by_region): Change return type to
3436 (verify_dominators): Recompute all dominators and compare the results.
3437 (recount_dominator): Renamed to ...
3438 (recompute_dominator): ... this. Do not check that the block is
3440 (iterate_fix_dominators): Reimplemented.
3441 (prune_bbs_to_update_dominators, root_of_dom_tree,
3442 determine_dominators_for_sons): New functions.
3443 * et-forest.c (et_root): New function.
3444 * et-forest.h (et_root): Declare.
3445 * Makefile.in (graphds.o): Add.
3446 (cfgloopanal.o): Add graphds.h dependency.
3447 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
3448 * basic-block.h (get_dominated_by, get_dominated_by_region,
3449 iterate_fix_dominators): Declaration changed.
3450 (recount_dominator): Renamed to ...
3451 (recompute_dominator): ... this.
3452 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
3453 (thread_through_all_blocks): Do not free dominance info.
3455 2007-06-03 Andreas Schwab <schwab@suse.de>
3457 * config/m68k/m68k.c (override_options): Don't override
3459 * config/m68k/m68k-modes.def (SF, DF): Define to use
3460 motorola_single_format and motorola_double_format, resp.
3461 * real.c (motorola_single_format): Renamed from
3462 coldfire_single_format.
3463 (motorola_double_format): Renamed from coldfire_double_format.
3464 (encode_ieee_extended): Generate a proper canonical NaN image
3465 respecting canonical_nan_lsbs_set.
3466 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
3468 * real.h: Adjust declarations.
3470 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
3473 * config/sh/sh.md (symGOT_load): Don't schedule insns when
3474 the symbol is generated with the stack protector.
3476 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3478 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
3479 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
3481 * doc/extend.texi (interrupt): Mention m68k.
3483 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3485 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
3486 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
3487 (ix86_expand_sse_pcmpestr): Do not check operands for
3488 "register_operand", when insn operand predicate is "register_operand".
3489 (ix86_expand_sse_pcmpistr): Ditto.
3491 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
3492 Uros Bizjak <ubizjak@gmail.com>
3494 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
3495 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
3496 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
3497 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
3498 * config/i386/constraints.md ("z"): New register constraint
3499 for members of SSE_FIRST_REG class.
3500 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
3501 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
3502 SSE_FIRST_REG class.
3503 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
3504 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
3505 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
3506 (IX86_BUILTIN_PCMPESTRM128): Likewise.
3507 (IX86_BUILTIN_PCMPESTRA128): Likewise.
3508 (IX86_BUILTIN_PCMPESTRC128): Likewise.
3509 (IX86_BUILTIN_PCMPESTRO128): Likewise.
3510 (IX86_BUILTIN_PCMPESTRS128): Likewise.
3511 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
3512 (IX86_BUILTIN_PCMPISTRI128): Likewise.
3513 (IX86_BUILTIN_PCMPISTRM128): Likewise.
3514 (IX86_BUILTIN_PCMPISTRA128): Likewise.
3515 (IX86_BUILTIN_PCMPISTRC128): Likewise.
3516 (IX86_BUILTIN_PCMPISTRO128): Likewise.
3517 (IX86_BUILTIN_PCMPISTRS128): Likewise.
3518 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
3519 (struct builtin_description): Change "flag" field to unsigned.
3520 (bdesc_pcmpestr): New builtin description table.
3521 (bdesc_pcmpistr): Likewise.
3522 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
3523 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
3524 Initialize pcmp[ei]str[im] insns for SSE4.2.
3525 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
3526 (ix86_expand_sse_pcmpistr): Likewise.
3527 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
3528 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
3529 (UNSPEC_PCMPISTR): Likewise.
3530 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
3531 (sse4_2_pcmpestri):New isns pattern.
3532 (sse4_2_pcmpestrm): Likewise.
3533 (sse4_2_pcmpestr_cconly): Likewise.
3534 (sse4_2_pcmpistr): New insn patern and splitter.
3535 (sse4_2_pcmpistri):New isns pattern.
3536 (sse4_2_pcmpistrm): Likewise.
3537 (sse4_2_pcmpistr_cconly): Likewise.
3538 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
3541 2007-06-01 David Daney <ddaney@avtrex.com>
3543 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
3544 LOADGP_ABSOLUTE and not binds_local_p.
3546 2007-06-01 Geoffrey Keating <geoffk@apple.com>
3548 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
3550 2007-06-01 Ian Lance Taylor <iant@google.com>
3552 * tree-vrp.c (compare_name_with_value): Always set
3553 used_strict_overflow if we get a result from the variable itself.
3555 2007-06-01 Ian Lance Taylor <iant@google.com>
3557 PR rtl-optimization/31455
3558 * lower-subreg.c (find_decomposable_subregs): Don't decompose
3559 subregs which have a cast between modes which are not tieable.
3561 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
3563 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
3564 breaks after return statements.
3566 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
3568 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
3569 only after no_new_pseudos.
3571 2007-05-31 Eric Christopher <echristo@apple.com>
3573 * expr.c (convert_move): Assert that we don't have a BLKmode
3575 (store_expr): Handle BLKmode moves by calling emit_block_move.
3577 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
3579 * c-typeck.c (build_indirect_ref): Include type in error message.
3580 (build_binary_op): Pass types to binary_op_error.
3581 * c-common.c (binary_op_error): Take two type arguments, print out
3583 * c-common.h (binary_op_error): Update prototype.
3585 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3587 * config/i386/i386.c: Correct coments on -mno-sse4.
3589 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3591 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
3592 (x86_64-*-*): Likewise.
3593 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
3594 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
3595 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3596 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
3597 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3598 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3599 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3600 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3601 (OPTION_MASK_ISA_SSE4): Likewise.
3602 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
3603 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3604 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
3605 (override_options): Support SSE4.2.
3606 (ix86_build_const_vector): Support SImode and DImode.
3607 (ix86_build_signbit_mask): Likewise.
3608 (ix86_expand_int_vcond): Support V2DImode.
3609 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
3610 (IX86_BUILTIN_CRC32HI): Likewise.
3611 (IX86_BUILTIN_CRC32SI): Likewise.
3612 (IX86_BUILTIN_CRC32DI): Likewise.
3613 (IX86_BUILTIN_PCMPGTQ): Likewise.
3614 (bdesc_crc32): Likewise.
3615 (bdesc_sse_3arg): Likewise.
3616 (ix86_expand_crc32): Likewise.
3617 (ix86_init_mmx_sse_builtins): Support SSE4.2.
3618 (ix86_expand_builtin): Likewise.
3619 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3620 __SSE4_2__ for -msse4.2.
3621 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
3622 (CRC32MODE): Likewise.
3623 (crc32modesuffix): Likewise.
3624 (crc32modeconstraint): Likewise.
3625 (sse4_2_crc32<mode>): Likewise.
3626 (sse4_2_crc32di): Likewise.
3627 * config/i386/i386.opt (msse4.2): New for SSE4.2.
3629 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
3630 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
3631 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
3632 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
3633 (vcondu<mode>): Likewise.
3634 * doc/extend.texi: Document SSE4.2 built-in functions.
3635 * doc/invoke.texi: Document -msse4.2/-msse4.
3637 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
3639 PR tree-optimization/32160
3640 * tree-predcom.c (predcom_tmp_var): New function. Mark created
3641 variable as gimple reg.
3642 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
3644 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
3646 * gcc.c (main): Don't consider linker options when issuing the
3647 warning about a linker input file not being used.
3649 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3651 * tree-vrp.c (compare_names): Initialize sop.
3653 2007-05-30 Dirk Mueller <dmueller@suse.de>
3655 * cgraphunit.c (cgraph_analyze_function): Remove
3656 computation of inline parameters.
3658 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3660 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
3662 2007-05-30 Richard Sandiford <richard@codesourcery.com>
3664 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
3665 Add vx-common.h. Include vxworks.h between vx-common.h and
3667 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
3669 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
3670 (TARGET_ASM_DESTRUCTOR): Likewise.
3671 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
3672 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
3673 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3674 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
3675 (VXWORKS_ENDIAN_SPEC): Define.
3676 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
3677 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
3678 VXWORKS_* equivalents.
3679 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
3680 (ASM_FILE_START): Delete.
3681 (TARGET_VERSION): Reformat.
3682 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
3683 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
3684 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
3685 (FPBIT, DPBIT): Define.
3686 (fp-bit.c, dp-bit.c): New rules.
3687 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
3688 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
3689 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
3690 * config/arm/arm.h: Include vxworks-dummy.h.
3691 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
3692 Mark with ATTRIBUTE_UNUSED.
3693 (arm_override_options): Do not allow VxWorks RTP PIC to be used
3694 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
3695 make it incompatible with -msingle-pic-base.
3696 (arm_function_ok_for_sibcall): Return false for calls that might
3697 go through a VxWorks PIC PLT entry.
3698 (require_pic_register): New function, split out from...
3699 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
3701 (arm_load_pic_register): Handle the VxWorks RTP initialization
3702 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
3703 (arm_emit_call_insn): New function.
3704 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
3705 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
3706 (pic_offset_arm): New pattern.
3707 (call, call_value): Use arm_emit_call_insn.
3708 (call_internal, call_value_internal): New expanders.
3709 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
3710 VxWorks unless __PIC__.
3712 2007-05-30 Eric Christopher <echristo@gmail.com>
3714 * genrecog.c: Include regs.h in generated file.
3715 * genemit.c: Ditto. Fix up formatting.
3716 * config/mn10300/constraints.md: New.
3717 * config/mn10300/mn10300.md: Include.
3718 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
3719 Fix up for removed macro.
3720 * config/mn10300/predicates.md (call_address_operand): Ditto.
3721 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
3722 (CONST_OK_FOR_I): Ditto.
3723 (CONST_OK_FOR_J): Ditto.
3724 (CONST_OK_FOR_K): Ditto.
3725 (CONST_OK_FOR_L): Ditto.
3726 (CONST_OK_FOR_M): Ditto.
3727 (CONST_OK_FOR_N): Ditto.
3728 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
3732 (EXTRA_CONSTRAINT): Ditto.
3734 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3736 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
3738 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
3739 OPTION_MASK_ISA_64BIT.
3740 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
3742 2007-05-30 Richard Guenther <rguenther@suse.de>
3745 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
3746 types for comparison.
3747 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
3748 with original typed arguments.
3749 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
3751 2007-05-30 Jakub Jelinek <jakub@redhat.com>
3753 PR tree-optimization/31769
3754 * except.c (duplicate_eh_regions): Clear prev_try if
3755 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
3757 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
3759 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
3760 * tree-ssa-sink.c (statement_sink_location): Return basic block and
3761 bsi of the location where statements should be inserted.
3762 (sink_code_in_bb): Take bsi from statement_sink_location.
3763 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
3764 instead of bsi_start.
3765 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
3767 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
3768 (bsi_move_before): Document inconsistency with bsi_move_after.
3769 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
3771 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3773 * config/i386/i386.h (TARGET_ABM): New define.
3774 (TARGET_POPCNT): Ditto.
3775 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
3776 New temporary defines to redefine from OPTION_ISA_* defines.
3777 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
3778 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
3779 (ix86_isa_flags): New extern int declaration.
3780 (TARGET_SUBTARGET_DEFAULT): New define.
3781 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
3782 (TARGET_SUBTARGET32_DEFAULT): Ditto.
3783 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
3784 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3785 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
3786 * config/i386/darwin.h: Change TARGET_64BIT define to
3789 * config/i386/i386.opt (m3dnowa): Define as undocumented option
3790 using existing "ix86_isa_flags" varible.
3791 (m32, m64): Use existing "ix86_isa_flags" variable.
3792 (mmmx, m3dnow): Ditto.
3793 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
3794 (mabm): Define as non-negative option using "x86_abm" variable.
3795 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
3797 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
3798 Rewrite feature test bitmap.
3799 (ix86_isa_flags): New initialized global int varible.
3800 (ix86_isa_flags_explicit): New static int variable.
3801 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
3802 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
3803 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
3804 target_flags_explicit.
3805 (override_options): Remove "target_enable" and "target_disable" fields
3806 from "struct ptt". Update processor_target_table accordingly. Remove
3807 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
3808 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
3809 "target_flags" and "ix86_isa_flags_explicit" instead of
3810 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
3811 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
3812 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
3813 to true when either of PTA_POPCNT or PTA_ABM is set in
3814 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
3815 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
3816 processor_alias_table flags entry. Remove handling of
3817 "target_enable" and "target_disable" fields of processor_target_table.
3818 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
3819 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
3820 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
3821 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
3822 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
3824 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
3826 2007-05-29 David Daney <ddaney@avtrex.com>
3829 * config/mips/mips.c (mips_output_mi_thunk): Emit
3830 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
3832 2007-05-29 Hui-May Chang <hm.chang@apple.com>
3833 * config/i386/i386.c (ix86_function_regparm): Added checking of
3834 ix86_force_align_arg_pointer to determine the number of
3835 register parameters.
3837 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
3839 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
3840 (SET_DR_MISALIGNMENT): New.
3841 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
3842 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
3843 Use SET_DR_MISALIGNMENT.
3844 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
3846 * tree-data-ref.c (create_data_ref, compute_all_dependences,
3847 find_loop_nest): Export.
3848 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
3849 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
3850 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
3851 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
3853 (struct mem_ref): Add field reuse_distance.
3854 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
3855 Initialize reuse_distance field.
3856 (issue_prefetch_ref): Select temporality of prefetch according to
3858 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
3859 self_reuse_distance, determine_loop_nest_reuse): New functions.
3860 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
3861 (tree_ssa_prefetch_arrays): Dump L2 cache size.
3862 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
3865 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
3867 * tree-ssa-alias.c: Add aliasing overview.
3869 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
3870 Danny Smith <dannysmith@users.sourceforge.net>
3873 * config/i386/t-crtfm: Compile crtfastmath.o with
3874 -minline-all-stringops.
3875 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
3876 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
3878 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3880 * doc/md.texi: Document constraints on HP PA-RISC.
3882 * pa/constraints.md: New file.
3883 * pa.md: Include constraints.md.
3884 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
3885 (integer_store_memory_operand, ldil_cint_p): New functions.
3886 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
3887 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3888 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
3889 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
3890 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
3892 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
3895 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
3896 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
3897 case POSTDECREMENT_EXPR>): Return the error_mark_node
3898 if either the real or imaginary parts would an
3901 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
3903 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
3904 name when we remove it from a call.
3906 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
3908 * targhooks.c (default_narrow_bitfield): Remove.
3909 * targhooks.h: Remove the prototype for
3910 default_narrow_bitfield.
3912 * langhooks-def.h: Remove the prototype for
3913 hook_get_alias_set_0.
3914 * langhooks.c (hook_get_alias_set_0): Remove.
3916 * global.c (EXECUTE_IF_CONFLICT): Remove.
3918 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3921 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
3922 return true when truth_value_p is true and the type
3925 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3927 * doc/install.texi (Prerequisites): We no longer require Autoconf
3928 2.13 for the top-level.
3930 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
3932 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
3933 memory access via x86_expand_vector_move_misalign() only for
3934 TImode values on 32-bit targets.
3936 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
3938 * matrix-reorg.c: New file. Implement matrix flattening and
3939 transposing optimization.
3940 * tree-pass.h: Add matrix reorg pass.
3941 * common.opt: Add fipa-mreorg flag.
3942 * Makefile.in: Add matrix-reorg.c.
3943 * passes.c: Add matrix reorg pass.
3944 * varpool.c (add_new_static_var): New function.
3945 * cgraph.h (add_new_static_var): Declare.
3947 2007-05-27 Eric Christopher <echristo@apple.com>
3949 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
3950 sp_offset depending on stack size. Save r12 depending
3951 on registers we're saving later.
3952 (rs6000_emit_epilogue): Update sp_offset depending only
3955 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
3957 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
3958 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
3959 * ifcvt.c (if_convert): Ditto.
3960 * tree-ssa-threadupdate.c (thread_block): Ditto.
3961 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
3962 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3963 verify_loop_closed_ssa): Check number_of_loops instead of
3965 * predict.c (tree_estimate_probability): Ditto.
3966 * tree-if-conv.c (main_tree_if_conversion): Ditto.
3967 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
3968 * modulo-sched.c (sms_schedule): Ditto.
3969 * tree-scalar-evolution.c (scev_const_prop): Ditto.
3970 (scev_finalize): Do not do anything if scev analysis was not
3972 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
3973 current_loops == NULL.
3974 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
3975 * loop-init.c (loop_optimizer_init): Do not free current_loops when
3977 (loop_optimizer_finalize): Assert that loops were analyzed.
3978 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
3979 rtl_doloop): Check number_of_loops instead of current_loops.
3980 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
3981 current_loops == NULL.
3982 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
3983 gate_tree_vectorize tree_linear_transform, check_data_deps,
3984 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
3985 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
3986 Check number_of_loops instead of current_loops.
3987 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
3988 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
3989 free loops if available.
3990 (execute_pre): Do not pass do_fre to fini_pre.
3992 2007-05-27 Tobias Burnus <burnus@net-b.de>
3995 * real.c (mpfr_from_real): Fix sign of -Inf.
3997 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
3999 * tree-vect-transform.c (vectorizable_conversion): Initialize
4000 tree_code variables to ERROR_MARK.
4001 (vectorizable_type_demotion): Likewise.
4002 (vectorizable_type_promotion): Likewise.
4004 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4007 * config/i386/i386.md (movti): Handle push operands via
4010 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4012 * basic-block.h: Remove the prototype for merge_seq_blocks.
4013 * cfgcleanup.c (merge_seq_blocks): Remove.
4015 * tree-flow.h: Remove the prototype for is_aliased_with.
4016 * tree-ssa-alias.c (is_aliased_with): Remove.
4018 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4020 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4022 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4024 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4025 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4026 (vec_unpacks_hi_v16qi): Likewise.
4027 (vec_unpacku_lo_v16qi): Likewise.
4028 (vec_unpacks_lo_v16qi): Likewise.
4029 (vec_unpacku_hi_v8hi): Likewise.
4030 (vec_unpacks_hi_v8hi): Likewise.
4031 (vec_unpacku_lo_v8hi): Likewise.
4032 (vec_unpacks_lo_v8hi): Likewise.
4033 (vec_unpacku_hi_v4si): Likewise.
4034 (vec_unpacks_hi_v4si): Likewise.
4035 (vec_unpacku_lo_v4si): Likewise.
4036 (vec_unpacks_lo_v4si): Likewise.
4038 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4040 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4041 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4042 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4043 follow spelling conventions in various
4044 warning/error/diagnostic messages.
4046 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4047 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4048 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4049 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4050 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4051 * doc/tm.texi: Follow spelling conventions.
4053 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4056 * tree-ssa-forwprop.c
4057 (forward_propagate_addr_into_variable_array_index): Remove
4058 the lhs argument. Use the type of def_rhs instead of lhs.
4059 (forward_propagate_addr_expr_1): Update use of
4060 forward_propagate_addr_into_variable_array_index.
4062 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4063 Nigel Stephens <nigel@mips.com>
4065 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4066 function attributes, "far" being an alias for "long_call".
4067 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4068 (mips_near_type_p, mips_far_type_p): New.
4069 (mips_comp_type_attributes): New function to check that attributes
4070 attached to a function type are compatible.
4071 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4072 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4073 to the target function of the thunk.
4074 (mips_encode_section_info): Check for "near" and "far" function
4075 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4077 * config/mips/predicates.md (const_call_insn_operand): Test only
4078 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4080 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4083 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4084 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4085 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4086 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4088 2007-05-25 Eric Christopher <echristo@apple.com>
4090 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4091 to x86-darwin configurations.
4092 * config/i386/t-darwin: Add softfp support.
4093 * config/i386/t-darwin64: Ditto.
4094 * config/i386/sfp-machine.h: If mach then don't use
4095 aliasing, emit a stub to call.
4097 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4099 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4100 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4101 tree-predcom.c, tree-ssa-alias-warnings.c,
4102 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4103 comment typos. Follow spelling conventions.
4104 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4106 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4109 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4110 constants into memory. Expand unaligned memory references for
4111 SSE modes via x86_expand_vector_move_misalign() function.
4113 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4115 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4116 "memory" attribute for "sseishft" type insn without operands[2].
4118 2007-05-25 Dirk Mueller <dmueller@suse.de>
4119 Marcus Meissner <meissner@suse.de>
4121 * doc/extend.texi (alloc_size): New attribute.
4122 * c-common.c (handle_alloc_size_attribute): New.
4123 * tree-object-size.c (alloc_object_size): Use alloc_size
4124 attribute, if available.
4126 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4128 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4130 (__builtin_ia32_vec_ext_v2di): Likewise.
4131 (__builtin_ia32_vec_ext_v4si): Likewise.
4132 (__builtin_ia32_vec_ext_v8hi): Likewise.
4133 (__builtin_ia32_vec_ext_v16qi): Likewise.
4134 (__builtin_ia32_vec_set_v8hi): Likewise.
4136 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4138 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4140 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4142 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4143 (arm_is_longcall_p): Rename to...
4144 (arm_is_long_call_p): ...this. Take a single tree argument and
4146 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4147 (CUMULATIVE_ARGS): Remove call_cookie.
4148 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4149 (ENCODED_LONG_CALL_ATTR_P): Delete.
4150 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4151 LONG_CALL_FLAG_CHAR cases.
4152 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4153 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4154 ARM_DECLARE_FUNCTION_SIZE.
4155 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4156 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4157 (arm_encode_call_attribute, current_file_function_operand): Delete.
4158 (arm_function_in_section_p): New function.
4159 (arm_is_longcall_p): Rename to...
4160 (arm_is_long_call_p): ...this. Take the target function as a single
4161 argument and return a bool. Do not rely on call cookies. Check
4162 whether the target symbol is in the same section as the current
4163 function, not just the same compilation unit.
4164 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4165 (arm_encode_section_info): Don't encode a call type.
4166 * config/arm/arm.md (call, call_value): Update calls to
4167 arm_is_long(_)call_p. Simplify logic.
4168 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4169 Update calls to arm_is_long(_)call_p.
4171 2007-05-25 Richard Guenther <rguenther@suse.de>
4173 PR tree-optimization/31982
4174 * tree-ssa-forwprop.c
4175 (forward_propagate_addr_into_variable_array_index): Handle arrays
4176 with element size one.
4178 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4180 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4181 (umulsi3_highpart): Likewise.
4183 2007-05-24 Ian Lance Taylor <iant@google.com>
4185 PR rtl-optimization/32069
4186 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4189 2007-05-24 Ollie Wild <aaw@google.com>
4191 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4194 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4196 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4197 (oprs_unchanged_p): Use it to check all registers in a REG.
4198 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4199 (reg_set_between_after_reload_p): Delete.
4200 (reg_used_between_after_reload_p): Likewise.
4201 (reg_set_or_used_since_bb_start): Likewise.
4202 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4203 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4204 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4205 * rtlanal.c (reg_set_p): Check whether REG overlaps
4206 regs_invalidated_by_call, rather than just checking the
4207 membership of REGNO (REG).
4209 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4211 * doc/passes.texi: Document predictive commoning.
4212 * doc/invoke.texi (-fpredictive-commoning): Document.
4213 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4214 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4215 adding indices to the generated name.
4216 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4217 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4218 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4219 (op_symbol_code): ... and exported.
4220 (dump_omp_clause, op_symbol): Use op_symbol_code
4221 instead of op_symbol_1.
4222 * tree-pass.h (pass_predcom): Declare.
4223 * timevar.def (TV_PREDCOM): New timevar.
4224 * tree-ssa-loop.c (run_tree_predictive_commoning,
4225 gate_tree_predictive_commoning, pass_predcom): New.
4226 * tree-data-ref.c (find_data_references_in_loop): Find the
4227 references in dominance order.
4228 (canonicalize_base_object_address): Ensure that the result has
4230 (dr_analyze_innermost): Export.
4231 (create_data_ref): Code to fail for references with invariant
4233 (find_data_references_in_stmt): ... here.
4234 * tree-data-ref.h (dr_analyze_innermost): Declare.
4235 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4236 (aff_combination_find_elt, name_expansion_hash,
4237 name_expansion_eq, tree_to_aff_combination_expand,
4238 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4240 * tree-affine.h (aff_combination_constant_multiple_p,
4241 tree_to_aff_combination_expand): Declare.
4242 * tree-predcom.c: New file.
4243 * common.opt (fpredictive-commoning): New option.
4244 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4245 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4246 * Makefile.in (tree-predcom.o): Add.
4247 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4248 * passes.c (init_optimization_passes): Add dceloop after
4249 copy propagation in loop optimizer. Add predictive commoning
4250 to loop optimizer passes.
4252 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4254 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4257 2007-05-24 Jan Hubicka <jh@suse.cz>
4259 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4261 (genheader): Include statistics.h.
4263 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
4265 * print-rtl.c (flag_dump_unnumbered): Update comments.
4266 (print_rtl): Fix my previous change.
4267 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
4270 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4273 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
4275 (thread_through_all_blocks): Call initialize_original_copy_tables
4276 and free_original_copy_tables.
4277 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
4279 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4280 * cfghooks.c (duplicate_block): Use get_loop_copy.
4281 * cfg.c: Include cfgloop.h.
4282 (loop_copy): New hash table.
4283 (initialize_original_copy_tables): Initialize loop_copy table.
4284 (free_original_copy_tables): Free loop_copy table.
4285 (copy_original_table_clear, copy_original_table_set,
4286 set_loop_copy, get_loop_copy): New functions.
4287 (set_bb_original, set_bb_copy): Use copy_original_table_set.
4288 * cfgloop.h (struct loop): Remove copy field.
4289 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
4290 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
4292 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4294 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
4295 -msse/-msse2/-msse3.
4297 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4299 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
4300 __builtin_ia32_vec_set_v2di with MASK_64BIT.
4302 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
4305 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
4306 * targhooks.h (default_mangle_decl_assembler_name): Declare
4308 * targhooks.c (default_mangle_decl_assembler_name): Define
4310 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
4312 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
4313 * langhooks.c (lhd_set_decl_assembler_name): Call
4314 targetm.mangle_decl_assembler_name for names with global scope.
4316 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
4318 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
4319 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
4321 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4322 New. Factored out of i386_pe_encode_section_info.
4323 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
4324 Move check for prior decoration of stdcall
4325 symbols to i386_pe_encode_section_info.
4326 (i386_pe_encode_section_info): Adjust call to
4327 gen_stdcall_or_fastcall_suffix. Use
4328 i386_pe_maybe_mangle_decl_assembler_name, if needed.
4329 (i386_pe_mangle_decl_assembler_name): New. Wrap
4330 i386_pe_maybe_mangle_decl_assembler_name.
4332 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4334 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
4335 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
4336 * langhooks.c (get_signed_or_unsigned_type): Don't check for
4337 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
4338 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
4341 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
4342 Nigel Stephens <nigel@mips.com>
4343 Richard Sandiford <richard@codesourcery.com>
4345 Fix up MIPS16 hard float and add support for complex.
4347 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
4348 (TARGET_SOFT_FLOAT_ABI): New.
4349 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
4350 __mips_soft_float to reflect the ABI in use, not whether the
4351 FPU is directly accessible (e.g., in MIPS16 mode).
4352 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
4353 (UNITS_PER_FPVALUE): Likewise.
4355 * config/mips/mips.c (mips_expand_call): Remove redundant
4356 TARGET_MIPS16 check.
4357 (mips_arg_regno): New.
4358 (function_arg_advance): When setting bits in cum->fp_code for
4359 MIPS16, don't subtract 1 from cum->arg_number, since it is now
4361 (function_arg): Use mips_arg_regno.
4362 (mips_return_mode_in_fpr_p): New.
4363 (mips16_call_stub_mode_suffix): New.
4364 (mips16_cfun_returns_in_fpr_p): New.
4365 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
4366 (mips_output_function_prologue): Test mips16_hard_float, not
4367 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
4368 (mips_expand_epilogue): Call MIPS16 helper routines to copy
4369 return value into a floating-point register.
4370 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
4371 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
4372 (mips16_fp_args): Handle MIPS32r2 ISA which supports
4373 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
4374 word of double arguments from or to the high bits of 64-bit
4375 floating point registers.
4376 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
4377 (mips16_fpret_double): New helper function.
4378 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
4379 support for complex modes. Fill in DECL_RESULT for stubdecl.
4380 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
4382 * config/mips/mips16.S
4383 (RET, ARG1, ARG2): New.
4384 (MERGE_GPRf, MERGE_GPRt): New.
4385 (DELAYt, DELAYf): New.
4386 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
4387 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
4388 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
4389 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
4390 (SFOP): Renamed to...
4391 (OPSF3): This, and macro-ified. Updated all uses.
4392 (SFOP2): Renamed to...
4393 (OPSF2): This, and macro-ified. Updated all uses.
4394 (SFCMP): Renamed to...
4395 (CMPSF): This, and macro-ified. Updated all uses.
4396 (SFREVCMP): Renamed to...
4397 (REVCMPSF): This, and macro-ified. Updated all uses.
4398 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
4399 (LDDBL1, LDDBL2, RETDBL): Deleted.
4400 (DFOP): Renamed to...
4401 (OPDF3): This, and macro-ified. Updated all uses.
4402 (DFOP2): Renamed to...
4403 (OPDF2): This, and macro-ified. Updated all uses.
4404 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
4405 (DFCMP): Renamed to...
4406 (CMPDF): This, and macro-ified. Updated all uses.
4407 (DFREVCMP): Renamed to...
4408 (REVCMPDF): This, and macro-ified. Updated all uses.
4409 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
4410 (RET_FUNCTION): New.
4411 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
4412 (__mips16_ret_sc, __mips16_ret_dc): New.
4413 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
4414 STUB_ARGS_6, STUB_ARGS_10): New.
4415 (CALL_STUB_NO_RET): New.
4416 (__mips16_call_stub_1): Macro-ified.
4417 (__mips16_call_stub_5): Macro-ified.
4418 (__mips16_call_stub_2): Macro-ified.
4419 (__mips16_call_stub_6): Macro-ified.
4420 (__mips16_call_stub_9): Macro-ified.
4421 (__mips16_call_stub_10): Macro-ified.
4422 (CALL_STUB_RET): New.
4423 (__mips16_call_stub_sf_0): Macro-ified.
4424 (__mips16_call_stub_sf_1): Macro-ified.
4425 (__mips16_call_stub_sf_5): Macro-ified.
4426 (__mips16_call_stub_sf_2): Macro-ified.
4427 (__mips16_call_stub_sf_6): Macro-ified.
4428 (__mips16_call_stub_sf_9): Macro-ified.
4429 (__mips16_call_stub_sf_10): Macro-ified.
4430 (__mips16_call_stub_df_0): Macro-ified.
4431 (__mips16_call_stub_df_1): Macro-ified.
4432 (__mips16_call_stub_df_5): Macro-ified.
4433 (__mips16_call_stub_df_2): Macro-ified.
4434 (__mips16_call_stub_df_6): Macro-ified.
4435 (__mips16_call_stub_df_9): Macro-ified.
4436 (__mips16_call_stub_df_10): Macro-ified.
4437 (__mips16_call_stub_sc_0): New.
4438 (__mips16_call_stub_sc_1): New.
4439 (__mips16_call_stub_sc_5): New.
4440 (__mips16_call_stub_sc_2): New.
4441 (__mips16_call_stub_sc_6): New.
4442 (__mips16_call_stub_sc_9): New.
4443 (__mips16_call_stub_sc_10): New.
4444 (__mips16_call_stub_dc_0): New.
4445 (__mips16_call_stub_dc_1): New.
4446 (__mips16_call_stub_dc_5): New.
4447 (__mips16_call_stub_dc_2): New.
4448 (__mips16_call_stub_dc_6): New.
4449 (__mips16_call_stub_dc_9): New.
4450 (__mips16_call_stub_dc_10): New.
4452 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
4453 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
4454 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
4456 2007-05-23 Ian Lance Taylor <iant@google.com>
4458 * doc/invoke.texi (Invoking GCC): Document that the order of the
4461 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
4464 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
4465 * config/score/predicate.md (const_pow2, const_npow2): Remove.
4466 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
4470 * config/score/score.c (score_print_operand): Make sure that only
4471 lower bits are used.
4473 2007-05-22 Ian Lance Taylor <iant@google.com>
4475 * tree-vrp.c (avoid_overflow_infinity): New static function,
4476 broken out of set_value_range_to_value.
4477 (set_value_range_to_value): Call avoid_overflow_infinity.
4478 (extract_range_from_assert): Likewise.
4480 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4483 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
4484 change the type before looking for a COMPOUND_EXPR.
4486 2007-05-22 Ian Lance Taylor <iant@google.com>
4488 * lower-subreg.c (decompose_multiword_subregs): If we change an
4489 insn, call remove_retval_note on it.
4491 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4493 * regs.h (end_hard_regno): New function.
4494 (END_HARD_REGNO, END_REGNO): New macros.
4495 (add_to_hard_reg_set): New function.
4496 (remove_from_hard_reg_set): Likewise.
4497 (in_hard_reg_set_p): Likewise.
4498 (overlaps_hard_reg_set_p): Likewise.
4499 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
4500 (note_btr_set): Use END_HARD_REGNO.
4501 * caller-save.c (setup_save_areas): Use end_hard_regno.
4502 (mark_set_regs): Use END_HARD_REGNO.
4503 (add_stored_regs): Use end_hard_regno.
4504 (mark_referenced_regs): Use add_to_hard_reg_set.
4505 * combine.c (update_table_tick): Use END_REGNO.
4506 (record_value_for_reg): Likewise.
4507 (record_dead_and_set_regs): Likewise.
4508 (get_last_value_validate): Likewise.
4509 (use_crosses_set_p): Likewise.
4510 (reg_dead_at_p_1): Likewise.
4511 (reg_dead_at_p): Likewise.
4512 (mark_used_regs_combine): Use add_to_hard_reg_set.
4513 (move_deaths): Use END_HARD_REGNO.
4514 (reg_bitfield_target_p): Use end_hard_regno.
4515 (distribute_notes): Use END_HARD_REGNO.
4516 * cse.c (mention_regs): Use END_REGNO.
4517 (insert): Use add_to_hard_reg_set.
4518 (invalidate): Use END_HARD_REGNO.
4519 (invalidate_for_call): Likewise.
4520 (exp_equiv_p): Use END_REGNO.
4521 (cse_insn): Likewise.
4522 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
4523 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
4524 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
4525 * function.c (keep_stack_depressed): Use end_hard_regno.
4526 * global.c (global_alloc): Use end_hard_regno.
4527 (global_conflicts): Use add_to_hard_reg_set instead of
4529 (find_reg): Likewise.
4530 (mark_reg_store): Likewise.
4531 (mark_reg_conflicts): Likewise.
4532 (mark_reg_death): Use remove_from_hard_reg_set.
4533 (mark_reg_live_nc): Delete.
4534 (set_preference): Use end_hard_regno.
4535 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
4536 remove_from_hard_reg_set.
4537 (post_mark_life): Use add_to_hard_reg_set.
4538 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
4539 (reg_becomes_live): Use add_to_hard_reg_set.
4540 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
4541 (peep2_find_free_register): Use add_to_hard_reg_set.
4542 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
4543 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
4544 * regrename.c (note_sets): Use add_to_hard_reg_set.
4545 (clear_dead_regs): Use remove_from_hard_reg_set.
4546 (regrename_optimize): Use add_to_hard_reg_set.
4547 (find_oldest_value_reg): Use in_hard_reg_set_p.
4548 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
4549 (hard_reg_set_here_p): Use end_hard_regno.
4550 (decompose): Likewise.
4551 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
4552 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
4553 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
4554 (mark_home_live): Use end_hard_regno.
4555 (spill_hard_reg): Likewise.
4556 (clear_reload_reg_in_use): Likewise.
4557 * reorg.c (delete_prior_computation): Use END_REGNO.
4558 * resource.c (update_live_status): Use END_HARD_REGNO.
4559 (mark_referenced_resources): Use add_to_hard_reg_set.
4560 (mark_set_resources): Likewise.
4561 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
4562 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
4563 (reg_overlap_mentioned_p): Likewise.
4564 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
4565 (covers_regno_no_parallel_p): Use END_REGNO.
4566 (find_regno_note): Likewise.
4567 (find_reg_fusage): Use END_HARD_REGNO.
4568 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
4569 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
4571 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4573 * mode-switching.c (reg_dies): Change type of second argument to
4575 (optimize_mode_switching): Update accordingly.
4577 2007-05-22 Richard Sandiford <richard@codesourcery.com>
4579 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
4581 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
4582 (hard_reg_set_empty_p): ...these new functions.
4583 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
4584 GO_IF_HARD_REG_SUBSET.
4585 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
4586 instead of GO_IF_HARD_REG_EQUAL.
4587 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
4588 instead of GO_IF_HARD_REG_EQUAL.
4589 * global.c (find_reg): Use hard_reg_set_empty_p instead of
4590 GO_IF_HARD_REG_SUBSET.
4591 (modify_reg_pav): Use hard_reg_set_empty_p instead of
4592 GO_IF_HARD_REG_EQUAL.
4593 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
4594 of GO_IF_HARD_REG_SUBSET.
4595 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
4596 instead of GO_IF_HARD_REG_EQUAL.
4597 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
4598 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
4599 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
4600 of GO_IF_HARD_REG_SUBSET,
4601 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
4602 GO_IF_HARD_REG_SUBSET.
4603 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
4604 instead of GO_IF_HARD_REG_EQUAL.
4605 * config/sh/sh.c (push_regs, calc_live_regs): Use
4606 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
4607 (hard_regs_intersect_p): Delete.
4609 2007-05-22 Janis Johnson <janis187@us.ibm.com>
4611 * doc/sourcebuild.texi (Test Directives) Add dg-message.
4613 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
4614 Richard Henderson <rth@redhat.com>
4616 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
4618 (x86_64-*-*): Likewise.
4620 * i386/i386-modes.def (V2QI): New.
4622 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
4624 (override_options): Support SSE4.1.
4625 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
4626 (IX86_BUILTIN_BLENDPS): Likewise.
4627 (IX86_BUILTIN_BLENDVPD): Likewise.
4628 (IX86_BUILTIN_BLENDVPS): Likewise.
4629 (IX86_BUILTIN_PBLENDVB128): Likewise.
4630 (IX86_BUILTIN_PBLENDW128): Likewise.
4631 (IX86_BUILTIN_DPPD): Likewise.
4632 (IX86_BUILTIN_DPPS): Likewise.
4633 (IX86_BUILTIN_INSERTPS128): Likewise.
4634 (IX86_BUILTIN_MOVNTDQA): Likewise.
4635 (IX86_BUILTIN_MPSADBW128): Likewise.
4636 (IX86_BUILTIN_PACKUSDW128): Likewise.
4637 (IX86_BUILTIN_PCMPEQQ): Likewise.
4638 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
4639 (IX86_BUILTIN_PMAXSB128): Likewise.
4640 (IX86_BUILTIN_PMAXSD128): Likewise.
4641 (IX86_BUILTIN_PMAXUD128): Likewise.
4642 (IX86_BUILTIN_PMAXUW128): Likewise.
4643 (IX86_BUILTIN_PMINSB128): Likewise.
4644 (IX86_BUILTIN_PMINSD128): Likewise.
4645 (IX86_BUILTIN_PMINUD128): Likewise.
4646 (IX86_BUILTIN_PMINUW128): Likewise.
4647 (IX86_BUILTIN_PMOVSXBW128): Likewise.
4648 (IX86_BUILTIN_PMOVSXBD128): Likewise.
4649 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
4650 (IX86_BUILTIN_PMOVSXWD128): Likewise.
4651 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
4652 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
4653 (IX86_BUILTIN_PMOVZXBW128): Likewise.
4654 (IX86_BUILTIN_PMOVZXBD128): Likewise.
4655 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
4656 (IX86_BUILTIN_PMOVZXWD128): Likewise.
4657 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
4658 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
4659 (IX86_BUILTIN_PMULDQ128): Likewise.
4660 (IX86_BUILTIN_PMULLD128): Likewise.
4661 (IX86_BUILTIN_ROUNDPD): Likewise.
4662 (IX86_BUILTIN_ROUNDPS): Likewise.
4663 (IX86_BUILTIN_ROUNDSD): Likewise.
4664 (IX86_BUILTIN_ROUNDSS): Likewise.
4665 (IX86_BUILTIN_PTESTZ): Likewise.
4666 (IX86_BUILTIN_PTESTC): Likewise.
4667 (IX86_BUILTIN_PTESTNZC): Likewise.
4668 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
4669 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
4670 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
4671 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
4672 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
4674 (bdesc_sse_3arg): Likewise.
4675 (bdesc_2arg): Likewise.
4676 (bdesc_1arg): Likewise.
4677 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
4679 (ix86_expand_sse_4_operands_builtin): New.
4680 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
4681 smaller than 8 bits as the 2nd arg.
4682 (ix86_expand_sse_ptest): New.
4683 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
4684 (ix86_expand_vector_set): Support SSE4.1.
4685 (ix86_expand_vector_extract): Likewise.
4687 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4688 __SSE4_1__ for -msse4.1.
4690 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
4691 (UNSPEC_INSERTPS): Likewise.
4692 (UNSPEC_DP): Likewise.
4693 (UNSPEC_MOVNTDQA): Likewise.
4694 (UNSPEC_MPSADBW): Likewise.
4695 (UNSPEC_PHMINPOSUW): Likewise.
4696 (UNSPEC_PTEST): Likewise.
4697 (UNSPEC_ROUNDP): Likewise.
4698 (UNSPEC_ROUNDS): Likewise.
4700 * config/i386/i386.opt (msse4.1): New for SSE4.1.
4702 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
4703 (const_pow2_1_to_32768_operand): Likewise.
4705 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
4708 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
4710 (sse4_1_insertps): Likewise.
4711 (*sse4_1_extractps): Likewise.
4712 (sse4_1_ptest): Likewise.
4713 (sse4_1_mulv2siv2di3): Likewise.
4714 (*sse4_1_mulv4si3): Likewise.
4715 (*sse4_1_smax<mode>3): Likewise.
4716 (*sse4_1_umax<mode>3): Likewise.
4717 (*sse4_1_smin<mode>3): Likewise.
4718 (*sse4_1_umin<mode>3): Likewise.
4719 (sse4_1_eqv2di3): Likewise.
4720 (*sse4_1_pinsrb): Likewise.
4721 (*sse4_1_pinsrd): Likewise.
4722 (*sse4_1_pinsrq): Likewise.
4723 (*sse4_1_pextrb): Likewise.
4724 (*sse4_1_pextrb_memory): Likewise.
4725 (*sse4_1_pextrw_memory): Likewise.
4726 (*sse4_1_pextrq): Likewise.
4727 (sse4_1_blendpd): Likewise.
4728 (sse4_1_blendps): Likewise.
4729 (sse4_1_blendvpd): Likewise.
4730 (sse4_1_blendvps): Likewise.
4731 (sse4_1_dppd): Likewise.
4732 (sse4_1_dpps): Likewise.
4733 (sse4_1_movntdqa): Likewise.
4734 (sse4_1_mpsadbw): Likewise.
4735 (sse4_1_packusdw): Likewise.
4736 (sse4_1_pblendvb): Likewise.
4737 (sse4_1_pblendw): Likewise.
4738 (sse4_1_phminposuw): Likewise.
4739 (sse4_1_extendv8qiv8hi2): Likewise.
4740 (*sse4_1_extendv8qiv8hi2): Likewise.
4741 (sse4_1_extendv4qiv4si2): Likewise.
4742 (*sse4_1_extendv4qiv4si2): Likewise.
4743 (sse4_1_extendv2qiv2di2): Likewise.
4744 (*sse4_1_extendv2qiv2di2): Likewise.
4745 (sse4_1_extendv4hiv4si2): Likewise.
4746 (*sse4_1_extendv4hiv4si2): Likewise.
4747 (sse4_1_extendv2hiv2di2): Likewise.
4748 (*sse4_1_extendv2hiv2di2): Likewise.
4749 (sse4_1_extendv2siv2di2): Likewise.
4750 (*sse4_1_extendv2siv2di2): Likewise.
4751 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4752 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4753 (sse4_1_zero_extendv4qiv4si2): Likewise.
4754 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4755 (sse4_1_zero_extendv2qiv2di2): Likewise.
4756 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4757 (sse4_1_zero_extendv4hiv4si2): Likewise.
4758 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4759 (sse4_1_zero_extendv2hiv2di2): Likewise.
4760 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4761 (sse4_1_zero_extendv2siv2di2): Likewise.
4762 (*sse4_1_zero_extendv2siv2di2): Likewise.
4763 (sse4_1_roundpd): Likewise.
4764 (sse4_1_roundps): Likewise.
4765 (sse4_1_roundsd): Likewise.
4766 (sse4_1_roundss): Likewise.
4767 (mulv4si3): Don't expand for SSE4.1.
4768 (smax<mode>3): Likewise.
4769 (umaxv4si3): Likewise.
4770 (uminv16qi3): Likewise.
4771 (umin<mode>3): Likewise.
4772 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
4774 * doc/extend.texi: Document SSE4.1 built-in functions.
4776 * doc/invoke.texi: Document -msse4.1.
4778 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
4780 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
4781 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
4782 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
4783 (ASM_SPEC): Add asm_pcrel_spec.
4784 (EXTRA_SPECS): Add asm_pcrel_spec.
4786 2007-05-21 David Daney <ddaney@avtrex.com>
4788 * doc/install.texi (Building a cross compiler): Add requirements
4789 for Java cross compiler.
4791 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4794 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
4795 Add loopno argument. Use evolution_function_is_invariant_rec_p
4796 instead of evolution_function_is_constant_p.
4797 Update calls to evolution_function_is_affine_multivariate_p.
4798 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
4799 Add loopno argument.
4800 * tree-scalar-evolution.c (gather_chrec_stats): Call
4801 evolution_function_is_affine_multivariate_p with a loop
4803 * tree-data-ref.c (analyze_miv_subscript): Likewise.
4804 (analyze_overlapping_iterations): Likewise.
4805 (access_functions_are_affine_or_constant_p): Likewise.
4806 (build_classic_dist_vector_1): If the access functions
4807 are equal, don't do anything.
4809 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
4810 Paolo Carlini <pcarlini@suse.de>
4811 Uros Bizjak <ubizjak@gmail.com>
4813 * c-cppbuiltin.c (c_cpp_builtins): Define
4814 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
4815 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
4816 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
4817 * doc/cpp.texi ([Standard Predefined Macros]): Document.
4819 2007-05-21 Mike Stump <mrs@apple.com>
4821 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
4823 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4825 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
4827 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
4828 implementation if __OPTIMIZE__ is not defined.
4829 (_mm_alignr_pi8): Ditto.
4830 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4831 (_mm_inserti_si64): Ditto.
4832 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4833 (_mm_slli_epi16): Ditto.
4834 (_mm_slli_epi32): Ditto.
4835 (_mm_slli_epi64): Ditto.
4836 (_mm_srai_epi16): Ditto.
4837 (_mm_srai_epi32): Ditto.
4838 (_mm_srli_si128): Ditto.
4839 (_mm_slli_si128): Ditto.
4840 (_mm_srli_epi16): Ditto.
4841 (_mm_srli_epi32): Ditto.
4842 (_mm_srli_epi64): Ditto.
4843 (_mm_extract_epi16): Ditto.
4844 (_mm_insert_epi16): Ditto.
4845 (_mm_shufflehi_epi16): Ditto.
4846 (_mm_shufflelo_epi16): Ditto.
4847 (_mm_shuffle_epi32): Ditto.
4848 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
4850 (_mm_insert_pi16): Ditto.
4852 (_mm_shuffle_pi16): Ditto.
4854 (_mm_shufle_ps): Ditto.
4855 (_mm_prefetch): Ditto.
4857 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
4859 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
4860 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
4861 * real.c (encode_i370_single, decode_i370_single,
4862 encode_i370_double, decode_i370_double): Functions removed.
4863 (i370_single_format, i370_double_format): Initializations removed.
4864 (real_maxval, round_for_format, exact_real_truncate, significand_size):
4865 Consider the log2_b field to always be one.
4866 (ieee_single_format, mips_single_format, coldfire_single_format,
4867 ieee_double_format, mips_double_format, coldfire_double_format,
4868 ieee_extended_motorola_format, ieee_extended_intel_96_format,
4869 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
4870 ibm_extended_format, mips_extended_format, ieee_quad_format,
4871 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
4872 decimal_single_format, decimal_double_format, decimal_quad_format,
4873 c4x_single_format, c4x_extended_format, real_internal_format): Remove
4874 initialization of log2_b.
4875 * real.h (i370_single_format, i370_double_format): Declarations
4877 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
4878 field to always be one.
4880 2007-05-21 Andreas Schwab <schwab@suse.de>
4882 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
4883 NOTE_INSN_BASIC_BLOCK_P.
4884 (process_for_unwind_directive): Likewise.
4886 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
4888 * builtins.c (expand_builtin_setjmp_setup): Update comment.
4889 * function.h (struct function): Move va_list_gpr_size,
4890 va_list_fpr_size, function_frequency to front of bitfields. Add
4892 (current_function_calls_unwind_init): New.
4893 * except.c (expand_builtin_unwind_init): Set
4894 current_function_calls_unwind_init not
4895 current_function_has_nonlocal_label.
4896 * reload1.c (has_nonexceptional_receiver): New.
4897 (reload): Use it and current_function_calls_unwind_init to
4898 determine whether call-saved regs must be saved.
4900 2007-05-20 Jan Hubicka <jh@suse.cz>
4902 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
4903 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4904 * ddg.c (create_ddg): LIkewise.
4905 * final.c (final): Remove hunk moving line number notes around since
4906 they are no longer present at this stage.
4907 (final_scan_insn): Use NOTE_KIND instead of
4908 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4909 (output_asm_label): Likewise.
4910 * reorg.c (dbr_schedule): Likewise.
4911 * haifa-sched.c (unlink_other_notes): Likewise.
4912 * mode-switching.c (optimize_mode_switching): Likewise.
4913 * graph.c (start_bb): Likewise.
4914 * rtl.def (NOTE): Update description.
4915 * jump.c (squeeze_notes): Delete.
4916 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
4917 NOTE_INSN_BASIC_BLOCK_P when possible.
4918 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
4919 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
4920 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4921 (dwarf2out_var_location): Likewise.
4922 * cfgbuild.c (make_edges): Likewise.
4923 (find_basic_blocks_1): Likewise.
4924 * function.c (reorder_blocks_1): Likewise.
4925 (epilogue_done): Likewise.
4926 (reposition_prologue_and_epilogue_notes): Likewise.
4927 * print-rtl.c (print_rtx): Likewise; drop code for printing
4929 (print_rtl): Likewise.
4930 (print_rtl_single): Likewise.
4931 * gcse.c (insert_insn_start_bb): Likewise.
4932 * alias.c (init_alias_analysis): Likewise.
4933 * calls.c (fixup_tail_calls): Likewise.
4934 * except.c (sjlj_emit_function_enter): Likewise.
4935 * emit-rtl.c (add_insn_after): Likeiwse.
4936 (emit_label_before): Likewise.
4937 (emit_label_after): Likewise.
4938 (emit_note_before, emit_note_after, emit_note): Update
4939 parameter to be enum insn_note; do not deal with source
4941 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
4942 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
4944 (merge_blocks_move_successor_nojumps): Simplify now when
4945 we don't have BLOCK notes.
4946 (try_optimize_cfg): Likewise.
4947 * cfglayout.c (skip_insns_after_block): Likewise.
4948 (record_effective_endpoints): Likewise.
4949 (duplicate_insn_chain): Likewise.
4950 * varasm.c (output_constant_pool_1): Likewise.
4951 * sched-deps.c (sched_analyze): Likewise.
4952 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
4954 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
4955 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
4956 (SET_INSN_DELETED): Simplify.
4957 (NOTE_LINE_NUMBER): Exterminate.
4958 (NOTE_LINE_KIND): New.
4959 (NOTE_INSN_BASIC_BLOCK_P): Update.
4960 (enum insn_note): Simplify.
4961 (GET_NOTE_INSN_NAME) Simplify.
4962 (emit_note_before, emit_note_after, emit_note): Update prototype.
4963 (squeeze_notes): Remove.
4964 * sched-int.h (NOTE_NOT_BB_P): Update.
4965 * resource.c (mark_target_live_regs): Update.
4966 * sched-rgn.c (debug_dependencies): Update.
4967 * sched-vis.c (print_insn): Update.
4968 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
4969 * config/i386/i386.c (ix86_output_function_epilogue): Update.
4970 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
4971 (TARGET_ADJUST_UNROLL_MAX): Likewise.
4972 (split_branches): Update.
4973 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
4975 (sh_adjust_unroll_max): Exterminate.
4976 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
4977 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
4978 (m68hc11_reorg): Likewise.
4979 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
4980 (emit_predicate_relation_info): Update.
4981 (process_for_unwind_directive): Update.
4982 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
4983 (output_call): Update.
4984 * config/pa/pa.c (output_lbranch): Update.
4985 (output_millicode_call): Update.
4986 (output_call): Update.
4987 (pa_combine_instructions): Update.
4988 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
4989 * config/bfin/bfin.c (gen_one_bundle): Update.
4990 * cfgrtl.c (can_delete_note_p): Update.
4991 (delete_insn): Update.
4992 (rtl_merge_blocks): Update.
4993 (commit_one_edge_insertion): Update.
4994 (rtl_verify_flow_info): Update.
4995 * stmt.c (expand_case): Do not call squeeze_notes.
4997 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5004 * c.opt (Wtype-limits): New.
5005 * doc/invoke.texi (Wtype-limits): Document it.
5006 (Wextra): Enabled by -Wextra.
5007 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5008 * c-common.c (shorten_compare): Warn with Wtype-limits.
5010 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5012 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5013 inlined function, not as a macro.
5014 (_mm_alignr_pi8): Ditto.
5015 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5016 (_mm_inserti_si64): Ditto.
5017 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5018 (_mm_extract_epi16): Ditto.
5019 (_mm_insert_epi16): Ditto.
5020 (_mm_shufflehi_epi16): Ditto.
5021 (_mm_shufflelo_epi16): Ditto.
5022 (_mm_shuffle_epi32): Ditto.
5023 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5024 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5026 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5028 (_m_to_float): Use C89 compatible assignment.
5030 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5033 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5035 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5038 * doc/invoke.texi (Wreturn-type): Complete description.
5039 (Wextra): Delete item about return-type warning.
5040 * c-decl.c: Delete redundant Wextra warning.
5042 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5045 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5046 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5047 inlined function, not as a macro.
5048 (_mm_prefetch): Ditto.
5050 (_mm_insert_pi16): Ditto.
5052 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5053 (_m_pshufw): Ditto. Add const to __N argument.
5054 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5055 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5056 (_mm_slli_epi32): Ditto.
5057 (_mm_srli_si128): Implement as always inlined function, not as a
5058 macro. Add __inline to function declaration.
5059 (_mm_slli_si128): Ditto.
5061 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5063 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5064 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5066 (struct fenv): New structure.
5067 (FP_HANDLE_EXCEPTIONS): New define.
5068 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5069 (_FP_DECL_EXP): New define.
5070 (FP_INIT_ROUNDMODE): New define.
5071 (FP_ROUNDMODE): New define.
5073 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5075 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5076 (Wconversion): Update description.
5077 (Wconversion-sign): New.
5078 * c.opt (Wconversion-sign): New.
5079 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5080 means disabled for C++. Otherwise, take the status of Wconversion.
5081 * c-common.c (conversion_warning): Warn with either Wconversion or
5083 (warnings_for_convert_and_check): Conditions are already checked by
5085 (convert_and_check): Don't check warnings if the conversion failed.
5087 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5088 Anatoly Sokolov <aesok@dol.ru>
5090 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5091 avr_epilogue_uses) : Add declaration.
5092 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5093 * config/avr/constraints.md (R): New constraint.
5094 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5095 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5096 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5097 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5098 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5099 call_prologue_saves, epilogue_restores, return_from_epilogue,
5100 return_from_main_epilogue, return_from_interrupt_epilogue,
5101 return_from_naked_epilogue, prologue, epilogue): New patterns.
5102 (jump): Handle symbol reference.
5103 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5104 avr_output_function_prologue, avr_output_function_epilogue): Remove
5106 (avr_init_machine_status, expand_prologue, expand_epilogue,
5107 avr_asm_function_end_prologue, avr_epilogue_uses,
5108 avr_asm_function_begin_epilogue): New functions.
5109 (prologue_size, epilogue_size, jump_tables_size): Remove global
5111 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5112 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5113 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5114 (avr_override_options): Initialise init_machine_status.
5115 (output_movhi): Handle all stack pointer loads.
5116 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5117 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5118 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5119 (EPILOGUE_USES) Redefine.
5120 (machine_function) Declare.
5122 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5124 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5125 Use a single return statement.
5127 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5130 * builtins.c (do_mpfr_lgamma_r): New.
5131 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5132 * tree.h (CASE_FLT_FN_REENT): New.
5134 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5136 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5137 (output_die): Use 'unsigned long' with %x.
5138 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5139 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5140 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5142 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5144 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5149 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5150 true if function has no argument.
5152 2007-05-18 DJ Delorie <dj@redhat.com>
5154 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5155 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5157 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5159 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5160 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5161 count_trailing_zeros.
5162 (__i386__): Implement count_leading_zeros using __builtin_clz().
5163 Implement count_trailing_zeros usign __builtin_ctz().
5165 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5167 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5169 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5172 * expr.c (emit_move_change_mode): Change mode of push operands here.
5174 2007-05-17 Ian Lance Taylor <iant@google.com>
5176 PR tree-optimization/31953
5177 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5179 (set_value_range_to_null): Call set_value_range_to_value.
5180 (extract_range_from_comparison): Likewise.
5182 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5184 * toplev.c (print_version): Output GMP/MPFR version info.
5186 * builtins.c (CASE_MATHFN_REENT): New macro.
5187 (mathfn_built_in): Use it.
5188 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5189 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5190 BUILT_IN_LGAMMAL_R): New.
5191 * doc/extend.texi: Document new builtins.
5194 * builtins.c (do_mpfr_remquo): New.
5195 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5196 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5199 * builtins.c (fold_builtin_1): Handle y0, y1.
5200 (fold_builtin_2): Handle yn.
5203 * builtins.c (do_mpfr_bessel_n): New.
5204 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5205 (fold_builtin_2): Handle BUILT_IN_JN.
5207 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5210 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5211 TYPE_PRECISION (intmax_type_node).
5213 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5216 * reload.c (subst_reloads): Remove checking.
5218 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5220 PR rtl-optimization/31691
5221 * combine.c (simplify_set): Build a new src pattern instead of
5222 substituting its operands in the COMPARE case.
5224 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5226 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5227 (execute_vrp): Preserve loops through jump threading.
5228 * tree-ssa-threadupdate.c (thread_single_edge,
5229 dbds_continue_enumeration_p, determine_bb_domination_status,
5230 thread_through_loop_header): New functions.
5231 (create_edge_and_update_destination_phis,
5232 create_edge_and_update_destination_phis): Set loops for the new blocks.
5233 (prune_undesirable_thread_requests): Removed.
5234 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5236 (thread_block): Do not call prune_undesirable_thread_requests.
5238 (mark_threaded_blocks): Select edges to thread here.
5239 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5240 Thread edges through loop headers independently.
5241 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5242 * tree-pass.h (TODO_mark_first_instance): New.
5243 (first_pass_instance): Declare.
5244 * cfghooks.c (duplicate_block): Put the block to the original loop
5245 if copy is not specified.
5246 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5247 jump threading. Pass may_peel_loop_headers to
5248 thread_through_all_blocks according to first_pass_instance.
5249 * cfgloop.h (create_preheader): Declare.
5250 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5251 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5252 * passes.c (first_pass_instance): New variable.
5253 (next_pass_1): Set TODO_mark_first_instance.
5254 (execute_todo): Set first_pass_instance.
5256 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5258 PR tree-optimization/24659
5259 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5260 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5261 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
5262 OTI_vec_pack_ufix_trunc.
5263 (vec_unpacks_float_hi_optab): Define new macro.
5264 (vec_unpacks_float_lo_optab): Ditto.
5265 (vec_unpacku_float_hi_optab): Ditto.
5266 (vec_unpacku_float_lo_optab): Ditto.
5267 (vec_pack_sfix_trunc_optab): Ditto.
5268 (vec_pack_ufix_trunc_optab): Ditto.
5269 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
5270 and vec_pack_[s|u]fix_trunc_optab using
5271 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
5272 * tree-vectorizer.c (supportable_widening_operation): Handle
5273 FLOAT_EXPR and CONVERT_EXPR. Update comment.
5274 (supportable_narrowing_operation): New function.
5275 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
5276 * tree-vect-transform.c (vectorizable_conversion): Handle
5277 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5278 (vect_gen_widened_results_half): Move before vectorizable_conversion.
5279 (vectorizable_type_demotion): Call supportable_narrowing_operation()
5280 to check for target support.
5281 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
5282 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
5283 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
5284 for VEC_PACK_FIX_TRUNC_EXPR.
5285 (expand_binop): Special case mode of the result for
5286 vec_pack_[u|s]fix_trunc_optab.
5287 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
5288 vec_pack_[u|s]fix_trunc_optab.
5290 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
5291 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
5292 * tree-pretty-print.c (dump_generic_node): Handle
5293 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
5294 VEC_PACK_FIX_TRUNC_EXPR.
5296 * expr.c (expand_expr_real_1): Ditto.
5297 * tree-inline.c (estimate_num_insns_1): Ditto.
5298 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5300 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
5301 (vec_unpacks_float_lo_v8hi): Ditto.
5302 (vec_unpacku_float_hi_v8hi): Ditto.
5303 (vec_unpacku_float_lo_v8hi): Ditto.
5304 (vec_unpacks_float_hi_v4si): Ditto.
5305 (vec_unpacks_float_lo_v4si): Ditto.
5306 (vec_pack_sfix_trunc_v2df): Ditto.
5308 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
5310 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
5311 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
5312 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
5313 [vec_pack_ufix_trunc]: Ditto.
5314 [vec_unpacks_float_hi]: Ditto.
5315 [vec_unpacks_float_lo]: Ditto.
5316 [vec_unpacku_float_hi]: Ditto.
5317 [vec_unpacku_float_lo]: Ditto.
5319 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
5321 * soft-fp/README: Update for new files.
5322 * soft-fp/floattisf.c: New file.
5323 * soft-fp/floattidf.c: New file.
5324 * soft-fp/floattitf.c: New file.
5325 * soft-fp/floatuntisf.c: New file.
5326 * soft-fp/floatuntidf.c: New file.
5327 * soft-fp/floatuntitf.c: New file.
5328 * soft-fp/fixsfti.c: New file.
5329 * soft-fp/fixdfti.c: New file.
5330 * soft-fp/fixtfti.c: New file.
5331 * soft-fp/fixunssfti.c: New file.
5332 * soft-fp/fixunsdfti.c: New file.
5333 * soft-fp/fixunstfti.c: New file.
5334 * soft-fp/extendxftf.c: New file.
5335 * soft-fp/trunctfxf.c: New file.
5337 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
5338 (__trunctfxf2): Ditto.
5340 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
5341 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
5342 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
5343 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
5344 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
5345 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
5347 * config/i386/t-fprules-softfp64: New file.
5348 * config/i386/sfp-machine.h: New file.
5349 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
5350 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
5351 and soft-fp/t-softfp to tmake_file.
5352 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
5353 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
5355 * config/i386/t-linux64 (softfp_wrap_start): New.
5356 (softfp_wrap_end): New.
5357 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
5358 supported for TARGET_64BIT.
5360 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5362 * c-common.c (c_common_signed_or_unsigned_type): Emulate
5363 c_common_unsigned_type behavior.
5365 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
5367 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
5370 2007-05-16 Eric Christopher <echristo@apple.com>
5372 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
5373 saving after stack push. Set sp_offset whenever we push.
5374 (rs6000_emit_epilogue): Move altivec register restore before
5377 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5379 * configure.ac: Allow sysroots to be relocated under $prefix as
5380 well as $exec_prefix.
5381 * configure: Regenerate.
5383 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5387 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5389 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5390 (gcc_tooldir): Likewise.
5391 * configure: Regenerate.
5392 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5393 old configure.ac gcc_tooldir setting.
5394 (prefix_to_exec_prefix): New variable.
5395 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5396 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5398 2007-05-14 Janis Johnson <janis187@us.ibm.com>
5400 * c-typeck.c (build_binary_op): Return early for error.
5402 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
5404 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
5405 struct nb_iter_bound.
5406 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
5407 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
5408 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
5409 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
5410 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
5411 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
5412 (del_scev_info): Use ggc_free.
5413 (scev_initialize): Allocate scalar_evolution_info in gc memory.
5414 * loop-init.c: Include ggc.h.
5415 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
5416 (loop_optimizer_finalize): Use ggc_free.
5417 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
5418 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
5419 pass_iv_optimize): Add TODO_ggc_collect.
5420 * function.h (struct function): Remove skip marker from
5422 * cfgloop.c: Include ggc.h.
5423 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
5425 (establish_preds): Vector superloops is gc allocated.
5426 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
5428 (flow_loops_find): Vector larray is gc allocated.
5429 (loop_exit_free): Use ggc_free.
5430 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
5431 that head of exits list is now not a part of struct loop.
5432 (record_loop_exits): Allocate exits table in gc memory.
5433 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
5434 that head of exits list is now not a part of struct loop.
5435 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
5436 struct loop_exit): Add GTY marker.
5437 (struct loop): Add GTY marker. Make superloops vector gc allocated.
5438 Add skip marker to aux field. Make head of exits list a separate
5440 (struct loops): Add GTY marker. Make larray vector gc allocated.
5441 Add param marker to exits table.
5442 (get_loops): Type changed.
5443 * Makefile.in (tree-scalar-evolution.o): Add
5444 gt-tree-scalar-evolution.h dependency.
5445 (cfgloop.o, loop-init.o): Add ggc.h dependency.
5446 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
5447 * basic-block.h (struct basic_block_def): Remove skip marker from
5450 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
5452 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
5453 of 0 in the call to expand_expr().
5454 (expand_builtin_mathfn_3): Ditto.
5455 (expand_builtin_interclass_mathfn): Ditto.
5456 (expand_builtin_cexpi): Ditto.
5457 (expand_builtin_int_roundingfn): Ditto.
5458 (expand_builtin_int_roundingfn_2): Ditto.
5459 (expand_builtin_pow): Ditto.
5460 (expand_builtin_powi): Ditto.
5461 (expand_builtin_bswap): Ditto.
5462 (expand_builtin_unop): Ditto.
5463 (expand_builtin_fabs): Ditto.
5464 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
5465 the call to expand_expr().
5466 (expand_builtin_sync_operation): Ditto.
5467 (expand_builtin_compare_and_swap): Ditto.
5468 (expand_builtin_lock_test_and_set): Ditto.
5469 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
5470 instead of 0 in the call to expand_expr().
5471 (expand_builtin_extract_return_addr): Ditto.
5472 (expand_builtin_eh_return): Ditto.
5473 (expand_eh_return): Ditto.
5474 * explow.c (expr_size): Ditto.
5475 * expr.c (optimize_bitfield_assignment_op): Ditto.
5476 (expand_assignement): Ditto.
5477 (store_expr): Ditto.
5478 (store_field): Ditto.
5479 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
5480 the call to expand_expr().
5481 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
5482 in the call to expand_expr().
5483 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
5484 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
5485 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
5487 * optabs.c (expand_vec_shift_expr): Ditto.
5488 (expand_vec_cond_expr): Ditto.
5489 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
5490 call to expand_expr().
5491 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
5492 in the call to expand_expr().
5494 2007-05-14 Dave Korn <dave.korn@artimi.com>
5496 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
5498 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
5500 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
5501 instead of c_common_unsigned_type.
5502 (c_common_unsigned_type): Remove.
5503 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
5504 c_common_unsigned_type.
5505 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
5506 c_common_unsigned_type.
5507 * c-common.h (c_common_unsigned_type): Remove.
5508 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
5509 c_common_unsigned_type.
5510 * c-format.c (check_format_types): Use unsigned_type_for instead of
5511 c_common_unsigned_type.
5512 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5513 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
5514 of c_common_unsigned_type.
5515 * convert.c (convert_to_integer): Use unsigned_type_for instead of
5516 lang_hooks.types.unsigned_type.
5517 * expmed.c (make_tree): Use unsigned_type_for instead of
5518 lang_hooks.types.unsigned_type.
5519 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
5520 lang_hooks.types.unsigned_type.
5521 (build_range_check): Likewise.
5522 (fold_unary): Likewise.
5523 (fold_binary): Likewise.
5524 (fold_ternary): Likewise.
5525 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5526 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
5527 * tree.c (get_unsigned_type): New.
5528 (unsigned_type_for): Use get_unsigned_type instead of
5529 lang_hooks.types.unsigned_type.
5531 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
5533 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
5534 to m68k_get_function_kind. Update its prototype.
5535 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
5537 (m68k_interrupt_function_p): Return enum m68k_function_type
5538 instead of bool. Rename to m68k_get_function_kind.
5539 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
5541 (m68k_compute_frame_layout): Don't mark any register for save
5542 if an interrupt_thread attribute is specified.
5543 (m68k_hard_regno_rename_ok): Update a use of
5544 m68k_interrupt_function_p.
5545 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
5546 m68k_interrupt_function_p.
5547 (m68k_function_type): New.
5548 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
5549 for a function with an interrupt_thread attribute.
5550 * doc/extend.texi: Document the interrupt_thread attribute.
5552 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
5554 Fix PR tree-optimization/31911
5555 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
5556 if they didn't change the expression.
5558 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
5560 * tree-scalar-evolution.c (resolve_mixers): Exported.
5561 * tree-scalar-evolution.h (resolve_mixers): Declare.
5562 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
5563 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5564 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
5565 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
5566 init_array_ref, init_pointer_ref, analyze_indirect_ref,
5567 strip_conversion, analyze_offset_expr, address_analysis,
5568 object_analysis, analyze_offset): Removed.
5569 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
5570 split_constant_offset, canonicalize_base_object_address,
5571 object_address_invariant_in_loop_p, disjoint_objects_p,
5572 dr_may_alias_p, dr_address_invariant_p): New functions.
5573 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
5574 and dr_analyze_alias.
5575 (initialize_data_dependence_relation): Use dr_may_alias_p
5576 and object_address_invariant_in_loop_p.
5577 (compute_self_dependence): Handle the case when
5578 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
5579 (find_data_references_in_stmt): Restrict the analysis of data
5580 references to the given loop nest.
5581 (find_data_references_in_loop): Made static. Pass loop nest to
5582 find_data_references_in_stmt.
5583 (compute_data_dependences_for_loop): Use DR_VOPS.
5584 (free_data_ref): Free DR_VOPS.
5585 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
5586 (struct innermost_loop_behavior): ... new.
5587 (struct base_object_info): Replaced by ...
5588 (struct indices): ... new.
5589 (struct dr_alias): New.
5590 (enum data_ref_type): Removed.
5591 (struct data_reference): Consist of struct innermost_loop_behavior,
5592 struct indices and struct dr_alias.
5593 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
5594 (DR_MEMTAG): Renamed to ...
5595 (DR_SYMBOL_TAG): ... this.
5596 (find_data_references_in_loop): Declaration removed.
5597 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
5598 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
5599 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
5600 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
5602 2007-05-13 Revital Eres <eres@il.ibm.com>
5604 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
5605 which walks virtual def-use chains to find redundant stores.
5606 (dse_optimize_stmt): Call it.
5608 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5610 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
5611 * passes.c (init_optimization_passes): Move pass_jump_bypass
5614 * basic-block.h (bb_has_eh_pred): Fix style issue.
5616 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5618 PR rtl-optimization/31848
5619 * loop-invariant.c (move_invariant_reg): If we move an insn
5620 with a REG_EQUAL note, and that insn is not always executed,
5621 remove the REG_EQUAL note.
5623 2007-05-12 Richard Guenther <rguenther@suse.de>
5625 PR tree-optimization/31797
5626 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
5627 propagate into a stmt that has volatile ops.
5629 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5631 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5632 (gcc_tooldir): Likewise.
5633 * configure: Regenerate.
5634 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5635 old configure.ac gcc_tooldir setting.
5636 (prefix_to_exec_prefix): New variable.
5637 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5638 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5640 2007-05-11 Silvius Rus <rus@google.com>
5642 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
5643 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
5644 * c-common.h (strict_aliasing_warning): Change return type.
5645 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
5646 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
5647 (build_c_cast): Condition call to strict_aliasing_warning.
5648 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
5649 * flags.h (set_Wstrict_aliasing): Declare.
5650 * opts.c (set_Wstrict_alising): Define, add call to.
5651 * tree-flow.h (strict_aliasing_warning_backend): Declare.
5652 * tree-ssa-alias-warnings.c: New file.
5653 * tree-ssa-alias.c (compute_may_aliases): Add call to
5654 strict_aliasing_warning_backend.
5656 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
5658 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5659 Use loop_depth and loop_outer accessor functions.
5660 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
5661 determine_invariantness_stmt, move_computations_stmt): Ditto.
5662 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
5663 add_loop, loopify, unloop, fix_loop_structure): Ditto.
5664 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
5665 * tree-scalar-evolution.c (interpret_loop_phi,
5666 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
5667 instantiate_parameters_1, scev_const_prop): Ditto.
5668 * cfghooks.c (make_forwarder_block): Ditto.
5669 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
5670 * modulo-sched.c (loop_canon_p): Ditto.
5671 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
5672 slpeel_can_duplicate_loop_p): Ditto.
5673 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
5674 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5675 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
5676 cancel_loop, verify_loop_structure): Ditto.
5677 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
5678 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
5679 superloops vector instead of "pred" array.
5680 (establish_preds): Take father loop as an argument. Initialize the
5682 (flow_loop_tree_node_add): Pass father loop to establish_preds.
5683 Do not initialize loop->outer.
5684 (flow_loop_tree_node_remove): Truncate the superloops vector.
5685 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
5686 "pred" merged to "superloops" vector.
5687 (loop_depth, loop_outer): New.
5688 (fel_init): Use loop_outer.
5690 2007-05-11 Jan Hubicka <jh@suse.cz>
5692 * cgraphunit.c: Include gt-cgraphunit.h
5693 (static_ctors, static_dtors): New static vars.
5694 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
5695 based on implementation in c-common.c
5696 (cgraph_finalize_function): Call record_cdtor_fn.
5697 (cgraph_optimize): Call cgraph_build_cdtor_fns.
5698 * decl.c (finish_function): Do not call c_record_cdtor_fn.
5699 (c_write_global_declarations): Do not call c_build_cdtor_fns.
5700 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
5701 build_cdtor, c_build_cdtor_fns): Remove.
5702 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
5703 c_build_cdtor_fns): Remove prototype.
5705 2007-05-11 Paolo Carlini <pcarlini@suse.de>
5708 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
5709 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
5710 * builtins.c (fold_builtin_memchr): New.
5711 (expand_builtin_memchr): Call the latter.
5712 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
5713 * doc/extend.texi ([Other built-in functions provided by GCC]):
5716 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
5718 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
5719 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
5720 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
5721 PFPO_OP1_TYPE_SHIFT): Constants added.
5722 (DFP_ALL): Mode macro defined.
5723 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
5724 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
5725 Insn definitions added.
5726 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
5727 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
5730 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
5732 PR tree-optimization/31885
5733 * tree-chrec.c (chrec_contains_undetermined): Do not consider
5734 NULL_TREE to be undetermined.
5735 (automatically_generated_chrec_p): Return false for NULL.
5737 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5739 * config/bfin/bfin.h (MOVE_RATIO): Define.
5741 2007-05-10 Richard Sandiford <richard@codesourcery.com>
5743 * config.gcc (sparc-wrs-vxworks): New target.
5744 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
5745 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
5746 * config/sparc/sparc.h: Include vxworks-dummy.h.
5747 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
5748 include LABEL_REFs too.
5749 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
5750 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
5752 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
5754 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
5755 (sparc_emit_call_insn): New function.
5756 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
5757 functions when generating VxWorks PIC.
5758 * config/sparc/sparc.md (vxworks_load_got): New pattern.
5759 (call, call_value): Use sparc_emit_call_insn instead of
5762 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5764 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
5766 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5768 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
5769 for floating-point values if HOST_BITS_PER_LONG > 32. Use
5770 split_double instead of operand_subword.
5772 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5774 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
5775 * config/bfin/bfin.c (bfin_local_alignment): New function.
5776 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
5778 2007-05-08 Chao-ying Fu <fu@mips.com>
5780 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
5781 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
5782 (smsub_widen_optab, umsub_widen_optab): Define.
5783 * optabs.c (init_optabs): Initialize smsub_widen_optab and
5785 * genopinit.c (optabs): Fill in smsub_widen_optab and
5787 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
5788 and umsub_widen_optab to implement multiply-subtract sequences.
5789 * config/mips/mips.md (*msac<u>_di): Rename to...
5790 (<u>msubsidi4): ...this. Extend condition to include
5791 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5792 of operand 0 to "ka" and use the three-operand form of msub<u>
5794 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
5797 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
5799 PR rtl-optimization/28011
5800 * reload.c (push_reload): Set dont_share if IN appears in OUT
5801 also when IN is a PLUS rtx.
5802 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
5805 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
5807 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
5808 call unshare_all_decls.
5809 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
5810 (unshare_all_decls): Remove.
5812 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
5815 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
5818 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
5819 Nigel Stephens <nigel@mips.com>
5821 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
5822 Update comments and all uses.
5823 (MIN_FPRS_PER_FMT): Define.
5824 * config/mips/mips.c (function_arg): Fix to correctly handle
5825 the -mips32r2 -mfp64 -mabi=32 case.
5826 (override_options): Enable use of odd-numbered registers for
5827 SFmode values on MIPS32.
5828 (mips_save_reg_p): Save whole floating-point register pair if
5829 either half is used.
5830 (compute_frame_size): Fix comment.
5832 2007-05-08 Jie Zhang <jie.zhang@analog.com>
5834 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
5835 argument of type bool.
5836 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
5837 argument. Safely select temporary P register according to it.
5838 (do_link): Change call site of add_to_reg accordingly.
5839 (do_unlink): Add epilogue_p as a fourth argument and pass it
5841 (expand_interrupt_handler_epilogue): Change call of do_unlink
5843 (bfin_expand_prologue): Add a third argument sibcall_p.
5844 * config/bfin/bfin.md (epilogue): Change call of
5845 bfin_expand_epilogue accordingly.
5846 (sibcall_epilogue): Likewise.
5847 (eh_return_internal): Likewise.
5849 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
5850 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
5851 * config/bfin/bfin.c (bfin_handle_option): Handle
5852 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
5853 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
5854 Support bf534, bf536 and bf561.
5855 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
5857 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
5860 * config/i386/i386.c (ix86_function_regparm): Process local
5861 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
5863 2007-05-07 Mike Stump <mrs@apple.com>
5865 * doc/invoke.texi (Warning Options): Document that -Wempty-body
5866 also checks for and while statements in C++.
5868 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
5870 * gcc.c (at_file_supplied): New variable.
5871 (main): Set it if we expanded argv.
5872 (do_spec_1): Pass an @-file to the linker if we were called with
5873 an @-file argument and HAVE_GNU_LD.
5874 * collect2.c (at_file_supplied): New variable.
5875 (response_file): New variable.
5876 (collect_exit): Unlink response_file if necessary.
5877 (handler): Likewise.
5878 (do_wait): Likewise.
5879 (main): Set at_file_supplied if we expanded argv.
5880 (collect_execute): Pass an @-file to subprocesses if we were called
5881 with an @-file argument.
5882 * configure.ac: Add define for HAVE_GNU_LD.
5883 * configure: Regenerate.
5884 * config.in: Regenerate.
5886 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
5888 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
5894 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
5896 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5897 (TARGET_ENCODE_SECTION_INFO): Re-define.
5898 (m32c_encode_section_info): New
5899 (function_vector_handler): New
5900 (current_function_special_page_vector): New
5901 (m32c_special_page_vector_p): New.
5902 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
5904 * config/m32c/jump.md: Added instruction JSRS for functions
5905 with attribute "function_vector".
5906 * doc/extend.texi (function_vector): Added description
5907 for M16C, M32C targets.
5909 2007-05-07 DJ Delorie <dj@redhat.com>
5912 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
5913 ashrpsi3, lshrpsi3): Update shift count constraint.
5915 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
5916 Nathan Froyd <froydnj@codesourcery.com>
5919 * c-incpath.c (add_path): Strip trailing path separators.
5921 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
5923 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
5924 Free dominance info before purging EH edges.
5925 (eliminate_degenerate_phis): Likewise.
5926 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
5928 2007-05-07 Jan Hubicka <jh@suse.cz>
5930 * gimplify.c (gimplify_expr): Do not crash when folding
5931 (void *)(int)&a + 4.
5933 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5936 * c-opts.c (lang_fortran): Make it non static.
5937 * c-common.h (lang_fortran): New prototype.
5938 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
5939 -lang-fortran option was passed by the driver.
5941 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
5943 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
5944 of ASSERT_CHECKING. Tweak message.
5946 2007-05-06 Revital Eres <eres@il.ibm.com>
5949 * loop-unroll.c (insert_var_expansion_initialization):
5950 Initialize the expansions with -zero instead of +zero.
5952 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
5954 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
5955 into pic and non-pic versions. Mark r19 as used for
5956 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
5957 for tgd_load, tld_load and tie_load .
5958 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
5959 version of tgd_load, tld_load and tie_load depending on the
5962 2007-05-04 Ulrich Drepper <drepper@redhat.com>
5963 Jakub Jelinek <jakub@redhat.com>
5965 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
5966 (__do_global_dtors_aux): Use more paranoid loop to run
5967 destructors if HIDDEN_DTOR_LIST_END.
5968 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
5970 2007-05-04 Jakub Jelinek <jakub@redhat.com>
5972 * varasm.c (align_variable): Don't increase alignment for
5973 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
5974 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
5976 2007-05-04 Josh Conner <jconner@apple.com>
5978 * basic-block.h (cdi_direction): Assign values to all enumeration
5980 (dom_computed): Remove.
5981 (dom_info_state): New.
5982 (set_dom_info_availability): New.
5983 * tree-ssa-loop-im.c (determine_invariantness): Initialize
5984 walk_data.dom_direction.
5985 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
5986 instead of dom_computed[].
5987 (split_edge): Likewise.
5988 (create_basic_block): Likewise.
5989 (merge_blocks): Likewise.
5990 * ifcvt.c (find_if_header): Likewise.
5991 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
5992 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
5993 * tree-ssa.c (verify_ssa): Likewise.
5994 * tree-cfg.c (tree_verify_flow_info): Likewise.
5995 (remove_edge_and_dominated_blocks): Likewise.
5996 * dominance.c (dom_computed): Make static.
5997 (calc_dfs_tree_nonrec): Change third param to a bool.
5998 (calc_dfs_tree): Change second param to a bool.
5999 (calc_idioms): Change second param to a bool. Use
6000 dom_convert_dir_to_idx.
6001 (init_dom_info): Validate dir before using.
6002 (dom_convert_dir_to_idx): New.
6003 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6004 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6005 (free_dominance_info): Use dom_convert_dir_to_idx.
6006 (get_immediate_dominator): Likewise.
6007 (set_immediate_dominator): Likewise.
6008 (get_dominated_by): Likewise.
6009 (redirect_immediate_dominators): Likewise.
6010 (nearest_common_denominator): Likewise.
6011 (dominated_by_p): Likewise.
6012 (bb_dom_dfs_in): Likewise.
6013 (bb_dom_dfs_out): Likewise.
6014 (recount_dominator): Likewise.
6015 (iterate_fix_dominators): Likewise.
6016 (add_to_dominance_info): Likewise.
6017 (delete_from_dominance_info): Likewise.
6018 (first_dom_son): Likewise.
6019 (next_dom_son): Likewise.
6020 (dom_info_available_p): Likewise.
6021 (dom_info_state): New.
6022 (set_dom_info_availability): New.
6024 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6026 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6028 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6030 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6032 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6033 (subdi3, subdi_carry): Delete.
6035 2007-05-04 Jan Hubicka <jh@suse.cz>
6036 Richard Guenther <rguenther@suse.de>
6038 * opts.c (decode_options): Do not fiddle with inlining
6039 parameters in case of optimizing for size.
6040 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6041 for size do nothing.
6042 (cgraph_decide_inlining_of_small_function): When optimizing for
6043 size never inline functions increasing caller size.
6044 (cgraph_early_inlining): Inline for size when optimizing for size.
6046 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6048 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6049 logical operations piecewise.
6050 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6051 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6052 subdi_sesidi_di): Delete.
6053 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6054 the generated sequence. Allow three-reg add in constraints. Rewrite
6055 the rtl expression for carry to avoid zero_extend of a constant.
6056 (sub_with_carry): New pattern.
6057 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6058 different sequence not involving jumps.
6059 (notbi): Now a named pattern.
6061 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6063 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6064 Add the note about a significant loss of accuracy of some
6065 mathematical routines when these options are used.
6067 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6069 * haifa-sched.c (rtx_vec_t): New typedef.
6070 (contributes_to_priority_p): Extract piece of priority () into new
6072 (priority): Use the function. Add assertion.
6073 (rank_for_schedule, set_priorities): Add assertion to check that
6074 insn's priority is initialized.
6075 (clear_priorities, calc_priorities): Change signature. Make it update
6076 all relevant insns. Update all callers ('add_to_speculative_block ()'
6077 and 'create_block_check_twin ()').
6078 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6079 Add new field 'priority_status'.
6080 (INSN_PRIORITY_STATUS): New macro.
6081 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6083 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6085 * sched-ebb.c (debug_ebb_dependencies): New static function.
6086 (init_ready_list): Use it.
6088 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6089 with changed signature and 'debug_rgn_dependencies ()'.
6090 (debug_rgn_dependencies): New static function.
6091 (init_ready_list): Use it.
6093 * sched-int.h (debug_dependencies): Declare.
6095 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6097 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6099 2007-05-04 Dirk Mueller <dmueller@suse.de>
6101 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6103 2007-05-03 Jan Hubicka <jh@suse.cz>
6105 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6106 ((T1)X op (T1)Y), for pointer type in more cases than before.
6108 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6110 * tree-object-size.c (plus_expr_object_size): When operand size is
6111 unknown, return unknown.
6113 2007-05-03 Dirk Mueller <dmueller@suse.de>
6115 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6117 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6120 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6122 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6124 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6126 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6128 * config/soft-fp/double.h, config/soft-fp/extended.h,
6129 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6130 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6131 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6132 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6135 2007-05-03 Ian Lance Taylor <iant@google.com>
6137 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6138 MASK_PPC_GFXOPT for 8540 or 8548.
6140 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6142 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6143 vect_print_dump_info() to output debug information.
6145 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6148 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6149 operands of size 2 when operand is not MEM_P.
6151 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6153 PR tree-optimization/30565
6154 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6156 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6158 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6159 (umulsi3_highpart): Use them.
6160 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6161 for final accumulator to D regisster tranfser.
6163 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6165 PR tree-optimization/31699
6166 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6168 (vect_enhance_data_refs_alignment): Compute peel amount using
6169 TYPE_VECTOR_SUBPARTS instead of vf.
6170 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6172 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6175 * system.h: Remove inclusion of double-int.h
6176 * tree.h: Include double-int.h
6177 * gengtype.c: Likewise
6178 * cfgloop.h: Likewise
6179 * Makefile.in: Adjust dependencies on double-int.h
6181 2007-05-02 Eric Christopher <echristo@apple.com>
6183 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6184 -shared to -Zdynamiclib.
6186 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6189 * c-common.c (strip_pointer_or_array_types): New function.
6190 * c-common.h (strip_pointer_or_array_types): New function declaration.
6192 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6194 PR tree-optimization/31771
6195 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6197 2007-05-02 Paul Brook <paul@codesourcery.com>
6199 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6201 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6204 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6207 2007-05-02 Nick Clifton <nickc@redhat.com>
6209 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6211 2007-05-02 Richard Guenther <rguenther@suse.de>
6213 PR tree-optimization/31146
6214 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6215 argument, single_use_p. If we have a single use that is
6216 a conversion to the definition rhs type, propagate that rhs.
6217 (forward_propagate_addr_expr): Pass single_use_p argument
6218 to forward_propagate_addr_expr_1.
6220 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6222 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6225 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6227 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6228 'AMD Family 10 core'.
6230 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6232 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6233 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6234 with SSE3 instruction set support.
6235 * doc/invoke.texi: Likewise.
6237 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6239 * config/i386/i386.c (override_options): Tuning 32-byte loop
6240 alignment for amdfam10 architecture. Increasing the max loop
6241 alignment to 24 bytes.
6243 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6245 * config/m68k/constraints.md: New.
6246 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6247 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6248 EXTRA_CONSTRAINT): Remove.
6249 * config/m68k/m68k.md: Include constraints.md.
6250 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6252 2007-05-01 Ian Lance Taylor <iant@google.com>
6254 PR tree-optimization/31739
6255 * tree-vrp.c (vrp_val_is_max): New static function.
6256 (vrp_val_is_min): New static function.
6257 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6259 (set_value_range): Use vrp_val_is_{max,min}.
6260 (extract_range_from_assert): Likewise.
6261 (extract_range_from_binary_expr): Likewise.
6262 (extract_range_from_unary_expr): Likewise.
6263 (dump_value_range, vrp_meet): Likewise.
6264 (vrp_visit_phi_node): Likewise.
6265 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
6267 2007-05-01 Mark Mitchell <mark@codesourcery.com>
6269 * config/i386/gmon-sol2.c (size_t): New type.
6270 (intptr_t): Likewise.
6271 (s_textsize): Declare as size_t.
6273 (monstartup): Use size_t for sizes.
6274 (_mcount): Save and restore registers.
6275 (internal_mcount): Pass 0 as the first argument to monstartup
6277 (moncontrol): Convert pointer to appropriately sized integer
6278 before passing to profil.
6280 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6282 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
6283 __NO_FPRS__, not just if _SOFT_DOUBLE.
6284 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
6285 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
6286 also for E500 double.
6287 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
6288 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
6291 2007-05-01 Richard Guenther <rguenther@suse.de>
6293 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
6296 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6298 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
6300 2007-05-01 Jan Hubicka <jh@suse.cz>
6302 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
6305 2007-05-01 Jan Hubicka <jh@suse.cz>
6307 * tree.h (maybe_fold_offset_to_component_ref): Remove.
6308 (maybe_fold_offset_to_reference): Declare.
6309 * fold-const.c (fold_unary): Do not fold
6310 (type *)&A into &A->field_of_type_and_offset_0
6311 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
6312 size is unknown, give up.
6313 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
6315 (maybe_fold_offset_to_reference): New.
6316 (maybe_fold_stmt_indirect): Use it.
6317 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
6318 * gimplify.c (gimplify_conversion): Canonicalize conversions to
6320 (gimplify_expr): Likewise for plus_expr.
6322 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6324 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
6325 bsi_after_labels. Always insert statements before bsi.
6326 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6327 * predict.c (apply_return_prediction): Check for empty blocks.
6328 * cfgexpand.c (lab_rtx_for_bb): New variable.
6329 (label_rtx_for_bb): Do not create new tree labels.
6330 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
6331 (tree_expand_cfg): Initialize lab_rtx_for_bb.
6332 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
6334 (label_for_bb): Add field used.
6335 (update_eh_label, main_block_label): Mark the label used.
6336 (cleanup_dead_labels): Remove unused labels.
6338 2007-05-01 Richard Guenther <rguenther@suse.de>
6340 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
6341 if it is not about to be set.
6342 (get_value_range): Do not pre-allocate equiv bitmap.
6343 (update_value_range): No need to clear equiv field.
6344 (add_equivalence): Change prototype to get bitmap pointer.
6345 Allocate bitmap here if it is not already.
6346 (extract_range_from_assert): Do not allocate bitmap here.
6347 Update callers to add_equivalence.
6348 (extract_range_from_ssa_name): Likewise.
6349 (get_vr_for_comparison): New static helper.
6350 (compare_name_with_value): Handle NULL equiv bitmap by
6351 peeling the first iteration of the comparison loop.
6352 Use get_vr_for_comparison.
6353 (compare_names): Handle NULL equiv bitmaps by using fake
6354 ones. Use get_vr_for_comparison.
6356 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
6358 * double-int.c (mpz_set_double_int): Moved from
6359 tree-ssa-loop-niter.c.
6360 (mpz_get_double_int): Likewise; also, add option to wrap
6361 out-of-range integers.
6362 * double-int.h: New prototypes for above.
6363 * tree.c (get_static_type_bounds): Moved from
6364 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
6365 TYPE_MAX_VALUE if they exist..
6366 * tree.h: New prototype for above.
6367 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
6368 get_type_bounds calls.
6369 (mpz_set_double_int): Move to double-int.c.
6370 (get_type_bounds): Move to tree.c, rename to
6371 get_static_type_bounds.
6372 (mpz_to_double_int): Move to double-int.c, rename to
6375 2007-04-30 Bob Wilson <bob.wilson@acm.org>
6377 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
6378 DIV0 exception can fall through to a normal return.
6380 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
6384 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6385 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6386 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6387 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6388 initialize align to silence bogus warning.
6389 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6390 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6392 (struct sra_walk_fns): Remove use_all parameter from use.
6393 (sra_hash_tree): Handle BIT_FIELD_REFs.
6394 (sra_elt_hash): Don't hash bitfld blocks.
6395 (sra_elt_eq): Skip them in parent compares as well. Handle
6397 (sra_walk_expr): Don't maintain or pass down use_all_p.
6398 (scan_use): Remove use_all parameter.
6399 (scalarize_use): Likewise. Re-expand assignment to
6400 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6401 output, and re-scalarize after output. Don't mark anything
6403 (scalarize_ldst): Adjust.
6404 (scalarize_walk_gimple_modify_statement): Likewise.
6405 (build_element_name_1): Handle BIT_FIELD_REFs.
6406 (instantiate_element): Don't warn for any element whose parent
6408 (instantiate_missing_elements_1): Return the sra_elt.
6409 (canon_type_for_field): New.
6410 (try_instantiate_multiple_fields): New.
6411 (instantiate_missing_elemnts): Use them.
6412 (mark_no_warning): Removed.
6413 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6414 (REPLDUP, sra_build_elt_assignment): New.
6415 (generate_copy_inout): Use them.
6416 (generate_element_copy): Likewise. Handle bitfld differences.
6417 (generate_element_zero): Don't recurse for blocks. Use
6418 sra_build_elt_assignment.
6419 (generate_one_element_int): Take elt instead of var. Use
6420 sra_build_elt_assignment.
6421 (generate_element_init_1): Adjust.
6422 (scalarize_use, scalarize_copy): Use REPLDUP.
6423 (scalarize_ldst): Move assert before dereference.
6424 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6426 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6429 * tree.c (reconstruct_complex_type): Reconstruct a reference
6431 Also use the same mode for the pointer as the old pointer type.
6433 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6435 * doc/trouble.texi (Interoperation): Remove note about Ultrix
6438 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
6440 PR rtl-optimization/31676
6441 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
6442 (df_refs_record): Call it.
6444 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6446 * rtl.def (SS_ABS): New code.
6447 * config/bfin/bfin.c (print_operand): New modifier 'v'.
6448 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
6449 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
6450 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
6451 (bfin_init_builtins): Define them.
6452 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
6453 (bfin_expand_builtin): ... and handle the others here.
6454 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
6455 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
6456 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
6457 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
6458 operand is only HImode.
6460 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
6462 * regclass.c (scan_one_insn): Remove splitting of
6465 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
6466 Nigel Stephens <nigel@mips.com>
6468 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
6470 2007-04-28 Jan Hubicka <jh@suse.cz>
6472 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
6473 insn_locators_alloc instead of insn_locators_initialize;
6474 call reset_block_changes.
6475 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6476 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
6477 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
6478 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6479 * config/score/score.c (th_output_mi_thunk): Likewise.
6480 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6481 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
6482 tolerate uninitialized locator info.
6485 * function.c (init_function_start): Don't init line number info.
6486 (expand_function_end): Update.
6487 (reset_block_changes, record_block_change, finalize_block_changes,
6488 check_block_change, free_block_changes): Kill.
6489 * function.h (reset_block_changes, record_block_change,
6490 finalize_block_changes, check_block_change, free_block_changes):
6492 (struct function): Remove ib_boundaries_block.
6493 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6494 Use curr_insn_locator to initialize locator.
6495 (emit_line_note): Remove.
6496 * cfgexpand.c (expand_gimple_cond_expr): Update.
6497 (construct_exit_block): Likewise.
6498 (tree_expand_cfg): Initialize/finalize locators.
6499 * expr.c (expand_expr_real): Update.
6500 * cfglayout.c (line_locators_locs, line_locators_lines,
6501 file_locators_locs, file_locators_files): Remove.
6502 (set_block_levels): Move to cfgexpand.c.
6503 (insn_locators_initialize): Remove.
6504 (pass_insn_locators_initialize): Remove.
6505 (locations_locators_locs, locations_locators_vals): New static vars.
6506 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6508 (insn_locators_alloc, insn_locators_finalize,
6509 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6511 (locator_location): New.
6512 (locator_line, locator_file): Rewrite.
6513 * rtl.h (emit_line_note): Kill.
6514 (insn_locators_alloc, insn_locators_finalize,
6515 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6517 * tree-inline.c (initialize_cfun): Do not initialize
6518 ib_boundaries_block.
6519 * passes.c (pass_insn_locators_initialize): Remove.
6521 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
6523 * tree-cfg.c (move_block_to_fn): Release bb from dominance
6524 info. Update last_basic_block correctly.
6526 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
6529 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
6530 register itself to hold the offset constant. Tell flow the use
6531 of r4 and r5 when they are used.
6533 2007-04-27 Richard Guenther <rguenther@suse.de>
6535 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
6536 if we simplified anything.
6537 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
6538 warnings until we did a simplification and the stmt was not
6539 marked as TREE_NO_WARNING.
6541 2007-04-27 Mike Stump <mrs@apple.com>
6543 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
6545 2007-04-27 Ian Lance Taylor <iant@google.com>
6548 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
6549 TYPE_MAX_VALUE exist, convert them to the new type.
6551 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6553 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
6554 if it claims to be available.
6555 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
6557 (perform_tree_ssa_dce): Always free postdominators.
6559 2007-04-27 Richard Henderson <rth@redhat.com>
6561 * config/alpha/predicates.md (aligned_memory_operand): Mark
6562 as define_special_predicate.
6563 (unaligned_memory_operand, normal_memory_operand): Likewise.
6564 (reg_or_unaligned_mem_operand): Remove.
6565 (any_memory_operand): Match the documentation and check for
6566 non-renumbered pseudos during reload.
6567 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
6568 alpha_secondary_reload_class, update to new interface, make static.
6569 Handle CQImode like HImode. Remove FP subreg check.
6570 (alpha_expand_mov): Use replace_equiv_address.
6571 (alpha_expand_mov_nobwx): Use any_memory_operand.
6572 (TARGET_SECONDARY_RELOAD): New.
6573 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
6574 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6575 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
6576 * config/alpha/alpha.md: ... here.
6577 (RELOAD12, reloadmode): New.
6579 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
6580 Don't handle the aligned case here.
6581 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
6582 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
6583 reload_inhi_help. Don't expect a scratch register.
6584 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
6586 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
6588 2007-04-27 Richard Guenther <rguenther@suse.de>
6590 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
6592 2007-04-27 Richard Guenther <rguenther@suse.de>
6594 PR tree-optimization/30965
6595 PR tree-optimization/30978
6596 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
6597 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
6598 (find_equivalent_equality_comparison): Likewise.
6599 (simplify_cond): Likewise.
6600 (get_prop_source_stmt): New helper.
6601 (get_prop_dest_stmt): Likewise.
6602 (can_propagate_from): Likewise.
6603 (remove_prop_source_from_use): Likewise.
6604 (combine_cond_expr_cond): Likewise.
6605 (forward_propagate_comparison): New function.
6606 (forward_propagate_into_cond): Rewrite to use fold for
6608 (tree_ssa_forward_propagate_single_use_vars): Call
6609 forward_propagate_comparison to propagate comparisons.
6611 2007-04-27 Richard Guenther <rguenther@suse.de>
6613 PR tree-optimization/31715
6614 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
6615 sure to do computation on the offset in an appropriate
6618 2007-04-27 Richard Sandiford <richard@codesourcery.com>
6620 * reload.h (elimination_target_reg_p): Declare.
6621 * reload.c (find_reloads): Don't apply the reg_rtx move
6622 optimization if the SET_DEST satisfies elimination_target_reg_p.
6623 * reload1.c (elimination_target_reg_p): New function.
6624 (gen_reload): In the move/add2 fallback, make sure that op0
6625 does not overlap the destination register.
6627 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6629 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
6630 transform only GIMPLE_MODIFY_STMTs.
6631 * tree-complex.c (expand_complex_operations_1): Ditto.
6632 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
6633 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
6634 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
6636 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6637 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
6638 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
6639 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
6640 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
6641 slpeel_add_loop_guard): Ditto.
6642 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6643 * lambda-code.c (perfect_nestify): Ditto.
6644 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
6645 before the first statement.
6646 * tree-optimize.c (execute_free_datastructures): Fix comments.
6647 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
6648 * tree-flow.h (disband_implicit_edges): Declaration removed.
6649 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
6651 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
6652 COND_EXPRs without gotos.
6653 (disband_implicit_edges, has_label_p): Removed.
6654 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
6655 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
6657 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
6659 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
6660 also for COND_EXPRs.
6661 * cfgexpand.c (label_rtx_for_bb): New function.
6662 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
6663 Use label_rtx_for_bb to find the labels.
6664 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
6665 last block. Detect fallthru edges.
6667 2007-04-26 Ian Lance Taylor <iant@google.com>
6670 * reload.c (find_reloads_subreg_address): If the address was valid
6671 in the original mode but not in the new mode, reload the whole
6674 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6676 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
6677 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
6678 (cleanup_control_expr_graph): Do not invalidate dominance info.
6679 Record altered blocks.
6680 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
6681 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
6682 cleanup_tree_cfg_bb): New functions.
6683 (remove_forwarder_block): Do not maintain the worklist of blocks.
6684 Record altered blocks.
6685 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
6687 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
6688 delete_unreachable_blocks if dominators are not available.
6689 * tree-inline.c (optimize_inline_calls): Free dominance information
6691 * tree-flow.h (remove_edge_and_dominated_blocks,
6692 cfgcleanup_altered_bbs): Altered.
6693 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
6695 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
6697 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
6698 do not invalidate dominators.
6700 2007-04-26 Anatoly Sokolov <aesok@post.ru>
6702 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
6703 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
6704 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6705 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6707 2007-04-26 Steve Ellcey <sje@cup.hp.com>
6709 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
6711 2007-04-26 Richard Guenther <rguenther@suse.de>
6713 PR tree-optimization/31703
6714 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
6715 the right type for the target of the bittest.
6717 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6719 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
6720 ix86_sol10_return_in_memory.
6722 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6724 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
6727 2007-04-26 Jakub Jelinek <jakub@redhat.com>
6730 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
6732 PR tree-optimization/30558
6733 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
6734 clear this_state.prev_try.
6736 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6737 Mark Mitchell <mark@codesourcery.com>
6739 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
6740 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
6741 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
6743 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6746 * doc/invoke.texi (%:print-asm-header): Document.
6747 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
6749 (static_spec_functions): Add print-asm-header.
6750 (main): Print a banner before the --target-help linker options.
6751 (print_asm_header_spec_function): New function.
6753 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
6756 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
6757 (movsf_ie): Likewise.
6759 2007-04-25 Paolo Carlini <pcarlini@suse.de>
6761 * doc/extend.texi ([Type Traits]): Adjust per N2255.
6763 2007-04-25 Bob Wilson <bob.wilson@acm.org>
6765 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
6766 exception for divide-by-zero.
6767 (__umodsi3, __modsi3): Likewise.
6769 2007-04-25 Dirk Mueller <dmueller@suse.de>
6771 * c-typeck.c (build_compound_expr): Annotate warning()
6772 call with OPT_Wunused_value.
6773 * tree-ssa.c (warn_uninit): Annotate warning with
6775 * c-common.c (handle_sentinel_attribute): Annotate warning
6776 call with OPT_Wattributes.
6778 2007-04-25 Thiemo Seufer <ths@mips.com>
6780 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
6782 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
6783 on to the assembler. Improve handling of -mno-mips16. Add handling
6784 of -mno-mips3d, -mno-dsp, -mno-dspr2.
6785 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
6786 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
6787 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
6789 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
6792 * config/i386/winnt.c (i386_pe_file_end): Strip only
6793 USER_LABEL_PREFIX when writing export name.
6795 2007-04-25 Richard Sandiford <richard@codesourcery.com>
6797 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
6798 sh/elf.h, vx-common.h and vxworks.h.
6799 * config/sh/sh.h: Include config/vxworks-dummy.h.
6800 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6801 (OVERRIDE_OPTIONS): Use it.
6802 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
6803 (vxworks_picreg): New pattern.
6804 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
6805 VXWORKS_OS_CPP_BUILTINS.
6806 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
6807 to their VXWORKS_* equivalents.
6808 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6809 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
6810 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
6811 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
6812 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
6813 -mrtp/-fPIC multilibs.
6814 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
6815 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
6816 (MULTILIB_OSDIRNAMES): Delete.
6818 2007-04-25 Anatoly Sokolov <aesok@post.ru>
6821 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
6823 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
6825 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
6826 rounding mode to be specified by the caller.
6827 (real_to_mpfr) Likewise.
6828 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
6829 include new arguments.
6830 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
6832 2007-04-24 Ian Lance Taylor <iant@google.com>
6834 PR tree-optimization/31605
6835 * tree-vrp.c (set_value_range): Check that min and max are not
6836 both overflow infinities.
6837 (set_value_range_to_value): New static function.
6838 (extract_range_from_binary_expr): Call set_value_range_to_value.
6839 (extract_range_from_cond_expr): Likewise.
6840 (extract_range_from_expr): Likewise.
6841 (extract_range_from_unary_expr): Likewise. Don't create a range
6842 which overflows on both sides.
6843 (vrp_meet): Check for a useless range.
6844 (vrp_visit_phi_node): If we see a constant which looks like an
6845 overflow infinity, turn off the TREE_OVERFLOW flag.
6847 2007-04-24 Ian Lance Taylor <iant@google.com>
6849 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
6851 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
6854 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
6855 diagnostic message is being built.
6856 * tree-pretty-print.c (dump_generic_node): Only write the
6857 formatted text into BUFFER's stream if we are not building a
6859 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
6861 * Makefile.in (toplev.o): Depend on tree-pass.h.
6863 2007-04-24 Ian Lance Taylor <iant@google.com>
6865 PR tree-optimization/31602
6866 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
6867 conditionals in the copied loop header.
6868 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
6869 warnings if TREE_NO_WARNING is set.
6870 * doc/invoke.texi (Warning Options): Clarify that
6871 -Wstrict-overflow does not warn about loops.
6873 2007-04-24 Janis Johnson <janis187@us.ibm.com>
6875 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
6876 expand on the comment about _Decimal128 arguments and check the
6877 integer result of the modulus operation; for 64-bit ELF ABI, ensure
6878 that _Decimal128 argument uses even/odd register pair.
6879 (function_arg): Ditto.
6881 2007-04-24 Hui-May Chang <hm.chang@apple.com>
6883 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
6884 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
6886 2007-04-24 Richard Guenther <rguenther@suse.de>
6887 Olga Golovanevsky <olga@il.ibm.com>
6889 * fold-const.c (multiple_of_p): Check for bottom
6892 2007-04-24 Richard Henderson <rth@redhat.com>
6894 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
6895 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
6896 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
6897 looking for non-zero bits shifted out. Avoid a recursive call
6898 when constructing the scalar.
6899 (__floatundisf): Likewise.
6901 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
6903 * dwarf2out.c (field_byte_offset): Move the existing logic
6904 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
6905 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
6907 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6910 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
6911 length argument of 0 for memset.
6912 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
6913 unsigned shift instead of the signed variant.
6915 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6917 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
6918 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
6919 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
6920 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
6921 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
6922 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
6923 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
6924 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
6925 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
6926 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
6927 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
6928 "mul<mode>3", "div<mode>3"): Insn definitions added.
6929 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
6930 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
6931 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
6932 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
6933 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
6934 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
6935 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
6936 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
6937 TARGET_FLOAT_FORMAT): Macro definitions removed.
6938 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
6939 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
6940 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
6941 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
6942 (s390_gen_rtx_const_DI): Function removed.
6943 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
6945 2007-04-24 Richard Sandiford <richard@codesourcery.com>
6947 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
6948 over an external ffs function.
6950 2007-04-24 Chao-ying Fu <fu@mips.com>
6951 Richard Sandiford <richard@nildram.co.uk>
6953 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
6954 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
6955 (smadd_widen_optab, umadd_widen_optab): Define.
6956 * optabs.c (init_optabs): Initialize smadd_widen_optab and
6958 * genopinit.c (optabs): Fill in smadd_widen_optab and
6960 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
6961 and umadd_widen_optab to implement multiply-add sequences.
6962 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
6963 (<u>maddsidi4): ...this. Extend condition to include
6964 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
6965 of operand 0 to "ka" and use the three-operand form of madd<u>
6967 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
6969 * config/mips/constraints.md (ka): New register constraint.
6971 2007-04-24 Jan Hubicka <j@suse.cz>
6975 2007-04-23 Jan Hubicka <jh@suse.cz>
6976 * function.c (init_function_start): Don't init line number info.
6977 (expand_function_end): Update.
6978 (reset_block_changes, record_block_change, finalize_block_changes,
6979 check_block_change, free_block_changes): Kill.
6980 * function.h (reset_block_changes, record_block_change,
6981 finalize_block_changes, check_block_change, free_block_changes):
6983 (struct function): Remove ib_boundaries_block.
6984 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6985 Use curr_insn_locator to initialize locator.
6986 (emit_line_note): Remove.
6987 * cfgexpand.c (expand_gimple_cond_expr): Update.
6988 (construct_exit_block): Likewise.
6989 (tree_expand_cfg): Initialize/finalize locators.
6990 * expr.c (expand_expr_real): Update.
6991 * cfglayout.c (line_locators_locs, line_locators_lines,
6992 file_locators_locs, file_locators_files): Remove.
6993 (set_block_levels): Move to cfgexpand.c.
6994 (insn_locators_initialize): Remove.
6995 (pass_insn_locators_initialize): Remove.
6996 (locations_locators_locs, locations_locators_vals): New static vars.
6997 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6999 (insn_locators_alloc, insn_locators_finalize,
7000 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7002 (locator_location): New.
7003 (locator_line, locator_file): Rewrite.
7004 * rtl.h (emit_line_note): Kill.
7005 (insn_locators_alloc, insn_locators_finalize,
7006 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7008 * tree-inline.c (initialize_cfun): Do not initialize
7009 ib_boundaries_block.
7010 * passes.c (pass_insn_locators_initialize): Remove.
7012 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7014 * doc/invoke.texi: Removed leading '-' from option index entries.
7016 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7018 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7020 (create_phi_node): Use set_phi_nodes.
7021 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7022 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7023 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7024 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7025 (bsi_start, bsi_last): Use bb_stmt_list.
7026 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7027 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7028 Traverse the statements using tsi iterator.
7029 * basic-block.h (struct basic_block_def): Fields stmt_list
7030 and phi_nodes moved to ...
7031 (struct tree_bb_info): ... new structure.
7032 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7033 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7034 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7035 (tree_verify_flow_info): Verify that il.tree is not set for
7036 entry and exit block.
7037 (tree_split_block): Use set_bb_stmt_list.
7039 2007-04-23 Mike Stump <mrs@apple.com>
7041 * config/i386/i386.c (ix86_tune_features
7042 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7045 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7047 * config/i386/i386.md (prefix_extra): New attribute.
7048 (length): Add prefix_extra.
7050 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7051 (sse2_movntv2di): Likewise.
7052 (sse2_cvtps2dq): Likewise.
7053 (sse2_cvtpd2pi): Likewise.
7054 (sse2_cvttpd2pi): Likewise.
7055 (*sse2_cvtpd2ps): Likewise.
7056 (*add<mode>3): Likewise.
7057 (sse2_ssadd<mode>3): Likewise.
7058 (sse2_usadd<mode>3): Likewise.
7059 (*sub<mode>3): Likewise.
7060 (sse2_sssub<mode>3): Likewise.
7061 (sse2_ussub<mode>3): Likewise.
7062 (*mulv8hi3): Likewise.
7063 (*smulv8hi3_highpart): Likewise.
7064 (*umulv8hi3_highpart): Likewise.
7065 (sse2_umulv2siv2di3): Likewise.
7066 (sse2_pmaddwd): Likewise.
7067 (ashr<mode>3): Likewise.
7068 (lshr<mode>3): Likewise.
7069 (ashl<mode>3): Likewise.
7070 (sse2_ashlti3): Likewise.
7071 (sse2_lshrti3): Likewise.
7072 (*umaxv16qi3): Likewise.
7073 (*smaxv8hi3): Likewise.
7074 (*uminv16qi3): Likewise.
7075 (*sminv8hi3): Likewise.
7076 (sse2_eq<mode>3): Likewise.
7077 (sse2_gt<mode>3): Likewise.
7078 (*and<mode>3): Likewise.
7079 (sse2_nand<mode>3): Likewise.
7080 (*ior<mode>3): Likewise.
7081 (*xor<mode>3): Likewise.
7082 (sse2_packsswb): Likewise.
7083 (sse2_packssdw): Likewise.
7084 (sse2_packuswb): Likewise.
7085 (sse2_punpckhbw): Likewise.
7086 (sse2_punpcklbw): Likewise.
7087 (sse2_punpckhwd): Likewise.
7088 (sse2_punpcklwd): Likewise.
7089 (sse2_punpckhdq): Likewise.
7090 (sse2_punpckldq): Likewise.
7091 (sse2_punpckhqdq): Likewise.
7092 (sse2_punpcklqdq): Likewise.
7093 (*sse2_pinsrw): Likewise.
7094 (*sse2_pextrw): Likewise.
7095 (sse2_pshufd_1): Likewise.
7096 (sse2_uavgv16qi3): Likewise.
7097 (sse2_uavgv8hi3): Likewise.
7098 (sse2_psadbw): Likewise.
7099 (sse2_pmovmskb): Likewise.
7100 (*sse2_maskmovdqu): Likewise.
7101 (*sse2_maskmovdqu_rex64): Likewise.
7102 (sse4a_extrqi): Likewise.
7103 (sse4a_extrq): Likewise.
7104 (sse3_lddqu): Set prefix_rep.
7105 (sse3_addsubv4sf3): Likewise.
7106 (sse3_haddv4sf3): Likewise.
7107 (sse3_hsubv4sf3): Likewise.
7108 (sse_cvtss2si): Likewise.
7109 (sse_cvtss2si_2): Likewise.
7110 (sse_cvtss2siq): Likewise.
7111 (sse_cvtss2siq_2): Likewise.
7112 (sse_cvttss2si): Likewise.
7113 (sse_cvttss2siq): Likewise.
7114 (sse2_cvttps2dq): Likewise.
7115 (sse3_movshdup): Likewise.
7116 (sse3_movsldup): Likewise.
7117 (sse2_cvtsd2si): Likewise.
7118 (sse2_cvtsd2si_2): Likewise.
7119 (sse2_cvtsd2siq): Likewise.
7120 (sse2_cvtsd2siq_2): Likewise.
7121 (sse2_cvttsd2si): Likewise.
7122 (sse2_cvttsd2siq): Likewise.
7123 (*sse2_cvtpd2dq): Likewise.
7124 (*sse2_cvttpd2dq): Likewise.
7125 (sse2_pshuflw_1): Likewise.
7126 (sse2_pshufhw_1): Likewise.
7127 (sse4a_insertqi): Likewise.
7128 (sse4a_insertq): Likewise.
7129 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7130 (ssse3_phadddv4si3): Likewise.
7131 (ssse3_phaddswv8hi3): Likewise.
7132 (ssse3_phsubwv8hi3): Likewise.
7133 (ssse3_phsubdv4si3): Likewise.
7134 (ssse3_phsubswv8hi3): Likewise.
7135 (ssse3_pmaddubswv8hi3): Likewise.
7136 (ssse3_pmulhrswv8hi3): Likewise.
7137 (ssse3_pshufbv16qi3): Likewise.
7138 (ssse3_psign<mode>3): Likewise.
7139 (ssse3_palignrti): Likewise.
7140 (abs<mode>2): Likewise.
7141 (ssse3_phaddwv4hi3): Set prefix_extra.
7142 (ssse3_phadddv2si3): Likewise.
7143 (ssse3_phaddswv4hi3): Likewise.
7144 (ssse3_phsubwv4hi3): Likewise.
7145 (ssse3_phsubdv2si3): Likewise.
7146 (ssse3_phsubswv4hi3): Likewise.
7147 (ssse3_pmaddubswv4hi3): Likewise.
7148 (ssse3_pmulhrswv4hi3): Likewise.
7149 (ssse3_pshufbv8qi3): Likewise.
7150 (ssse3_psign<mode>3): Likewise.
7151 (ssse3_palignrdi): Likewise.
7152 (abs<mode>2): Likewise.
7153 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7154 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7155 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7157 2007-04-23 Nick Clifton <nickc@redhat.com>
7159 * params.def: Fix formatting of emacs local variables.
7161 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7163 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7164 move if inter-unit move isn't allowed.
7165 Don't split moving the first element of V2DI to DI to inter-unit
7166 move if inter-unit move isn't allowed.
7168 2007-04-23 Richard Guenther <rguenther@suse.de>
7170 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7171 and CDI_POST_DOMINATORS separately.
7173 2007-04-23 Nick Clifton <nickc@redhat.com>
7175 * c.opt (Wformat-contains-nul): Add warning attribute.
7177 2007-04-23 Jan Hubicka <jh@suse.cz>
7179 * function.c (init_function_start): Don't init line number info.
7180 (expand_function_end): Update.
7181 (reset_block_changes, record_block_change, finalize_block_changes,
7182 check_block_change, free_block_changes): Kill.
7183 * function.h (reset_block_changes, record_block_change,
7184 finalize_block_changes, check_block_change, free_block_changes):
7186 (struct function): Remove ib_boundaries_block.
7187 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7188 Use curr_insn_locator to initialize locator.
7189 (emit_line_note): Remove.
7190 * cfgexpand.c (expand_gimple_cond_expr): Update.
7191 (construct_exit_block): Likewise.
7192 (tree_expand_cfg): Initialize/finalize locators.
7193 * expr.c (expand_expr_real): Update.
7194 * cfglayout.c (line_locators_locs, line_locators_lines,
7195 file_locators_locs, file_locators_files): Remove.
7196 (set_block_levels): Move to cfgexpand.c.
7197 (insn_locators_initialize): Remove.
7198 (pass_insn_locators_initialize): Remove.
7199 (locations_locators_locs, locations_locators_vals): New static vars.
7200 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7202 (insn_locators_alloc, insn_locators_finalize,
7203 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7205 (locator_location): New.
7206 (locator_line, locator_file): Rewrite.
7207 * rtl.h (emit_line_note): Kill.
7208 (insn_locators_alloc, insn_locators_finalize,
7209 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7211 * tree-inline.c (initialize_cfun): Do not initialize
7212 ib_boundaries_block.
7213 * passes.c (pass_insn_locators_initialize): Remove.
7215 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7218 * expr.c (reduce_to_bit_field_precision): Handle
7221 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7223 PR tree-optimization/24659
7224 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7225 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7226 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7227 * genopinit.c (optabs): Rename vec_pack_mod_optab
7228 to vec_pack_trunc_optab.
7229 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7230 early for scalar floating point operands for NOP_EXPR.
7231 (vectorizable_type_promotion): Ditto.
7232 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7233 vec_pack_trunc_optab.
7234 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7236 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7237 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7238 Rename from VEC_PACK_MOD_EXPR.
7239 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7240 * expr.c (expand_expr_real_1): Ditto.
7241 * tree-inline.c (estimate_num_insns_1): Ditto.
7242 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7244 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7245 (vec_unpacks_lo_v4sf): Ditto.
7246 (vec_pack_trunc_v2df): Ditto.
7247 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7248 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7249 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7251 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7253 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7255 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7256 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7257 packing of floating point operands.
7258 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7259 represent unpacking of floating point operands.
7260 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7261 [vec_unpacks_hi]: Ditto.
7262 [vec_unpacks_lo]: Ditto.
7264 2007-04-22 Jan Hubicka <jh@suse.cz>
7266 * final.c (rest_of_handle_final): Call
7267 targetm.asm_out.constructor/targetm.asm_out.destructor
7268 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
7269 proper priority via decl_*_priority_insert.
7270 * c-common.c (c_expand_body): Likewise.
7272 2007-04-22 Richard Guenther <rguenther@suse.de>
7274 PR tree-optimization/29789
7275 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
7276 (rewrite_reciprocal): New helper split out from
7277 determine_invariantness_stmt.
7278 (rewrite_bittest): Likewise.
7279 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
7280 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
7283 2007-04-22 Revital Eres <eres@il.ibm.com>
7285 * loop-unroll.c (var_to_expand): New field to support also
7286 insns of the form x = something + x.
7287 (analyze_insn_to_expand_var): Use it.
7288 (expand_var_during_unrolling): Likewise.
7290 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7292 * predict.c: Include pointer-set.h.
7293 (bb_predictions): New variable.
7294 (tree_predicted_by_p, tree_predict_edge,
7295 remove_predictions_associated_with_edge): Use bb_predictions map
7296 instead of bb->predictions.
7297 (clear_bb_predictions, assert_is_empty): New functions.
7298 (combine_predictions_for_bb): Use bb_predictions map. Call
7299 clear_bb_predictions.
7300 (tree_estimate_probability): Create and free bb_predictions map.
7301 * Makefile.in (predict.o): Add pointer-set.h dependency.
7302 * basic-block.h (struct basic_block_def): Remove predictions
7304 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
7306 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
7309 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
7312 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7314 * timevar.c (timevar_print): Change reference of --disable-checking to
7315 --enable-checking=release. Also warn if assert checking is disabled.
7317 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7320 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
7321 decl as addressable if the compound literal was marked as
7323 Mark the decl as a gimple register if it is a complex or
7324 vector decl and does not live in memory.
7326 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7328 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
7329 (GENERIC_NEXT): New function macro.
7330 (PHI_CHAIN): Use phi_node's new chain variable.
7331 (tree_phi_node): Change tree_common to tree_base
7332 and add the chain field.
7333 * tree-phinodes.c (make_phi_node): Don't set
7334 TREE_TYPE on the new node.
7335 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
7336 instead of checking GIMPLE_TUPLE_P in chain_next.
7337 * tree-vect-transform.c
7338 (get_initial_def_for_induction): Look at
7339 PHI_RESULT_TREE for the type of the phi node.
7340 (update_vuses_to_preheader): Use PHI_CHAIN
7341 instead of TREE_CHAIN on the phi node.
7342 * tree-ssa-structalias.c (compute_points_to_sets):
7344 (ipa_pta_execute): Likewise.
7346 2007-04-21 Richard Guenther <rguenther@suse.de>
7349 * fold-const.c (fold_unary): Call fold_convert_const on the
7352 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
7354 * gcse.c (store_killed_in_insn): Handle PARALLELs.
7355 (store_killed_in_pat): New.
7357 2007-04-20 Richard Henderson <rth@redhat.com>
7360 * config/i386/i386.c (type_has_variadic_args_p): Look for any
7361 TREE_LIST with a void_type_node value, not void_list_node exactly.
7363 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
7365 * doc/standards.texi: Re-arrange into language-specific
7366 subsections. Add a C++ section, documenting which standards we
7369 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7371 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
7372 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
7374 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
7376 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
7377 ecrti.o and crtbegin.o.
7378 (LIB_DEFAULT_SPEC): Include -lc.
7379 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
7381 2007-04-20 Richard Henderson <rth@redhat.com>
7384 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
7385 argument; update all callers.
7386 (get_unaligned_offset): New.
7387 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
7388 get_unaligned_address, just pass on the address directly.
7389 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
7390 the subreg in the helper patterns.
7391 (unaligned_extendqidi_le): Use get_unaligned_offset.
7392 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
7393 (unaligned_extendhidi_be): Likewise.
7394 (unaligned_extendhidi): Tidy.
7395 * config/alpha/alpha-protos.h: Update.
7397 2007-04-20 Richard Henderson <rth@redhat.com>
7399 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
7400 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
7401 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
7402 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7403 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7404 (CPP_SPEC): Don't include %(cpp_subtarget).
7405 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
7406 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7407 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
7409 2007-04-20 Jakub Jelinek <jakub@redhat.com>
7411 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
7412 for __builtin_ia32_cmpordss.
7414 PR tree-optimization/31632
7415 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
7416 and arg1 for optimizations of comparison against min/max values.
7417 Fold arg0 to arg1's type for optimizations of comparison against
7418 min+1 and max-1 values.
7420 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
7422 * reload.c (combine_reloads): When trying to use a dying register,
7423 check whether it's uninitialized and don't use if so.
7425 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
7427 * fold-const.c: Remove prototypes for native_encode_expr and
7428 native_interpret_expr.
7429 (native_encode_expr): Make non-static.
7430 (native_interpret_expr): Likewise.
7431 * tree.h: Add prototypes for the above.
7433 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7435 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
7436 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
7437 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
7438 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
7439 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
7440 Add length attributes.
7442 2007-04-19 Janis Johnson <janis187@us.ibm.com>
7444 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
7447 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
7448 __STDC_WANT_DEC_FP__.
7450 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7452 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
7453 for long double compatibility.
7454 * configure: Regenerate.
7456 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
7458 PR rtl-optimization/29841
7459 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
7461 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
7462 that may cause control flow transfer from being moved.
7464 2007-04-18 Jan Hubicka <jh@suse.cz>
7466 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
7469 2007-04-18 Eric Christopher <echristo@apple.com>
7471 * config/rs6000/darwin.md (load_macho_picbase): Use link register
7472 only. Update operands.
7473 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
7474 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
7475 link register to pic register.
7477 2007-04-18 Dirk Mueller <dmueller@suse.de>
7480 * tree-vrp.c (search_for_addr_array): New.
7481 (check_array_bounds): Suppress warning about
7482 address taken of array refs if its not de-referenced.
7484 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7486 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
7487 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
7489 * tree-vectorizer.h (NITERS_KNOWN_P): New.
7490 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
7491 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
7493 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
7495 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
7497 (vect_analyze_scalar_cycles): Fix indentation.
7498 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
7499 (vect_mark_relevant): Include phis in relevance analysis.
7501 * tree-vect-transform.c (vect_transform_loop): Add an assert.
7503 2007-04-18 Anatoly Sokolov <aesok@post.ru>
7505 * config/avr/avr.c (ptrreg_to_str): Replace error() with
7506 output_operand_lossage().
7508 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7510 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
7511 the unused code for reduction without adjust-in-epilog to simplify the
7514 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
7516 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
7517 (S390_TDC_NEGATIVE_ZERO): New constant.
7518 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
7519 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
7520 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
7521 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
7522 (S390_TDC_POSITIVE_INFINITY): New constant.
7523 (S390_TDC_NEGATIVE_INFINITY): New constant.
7524 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
7525 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
7526 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
7527 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
7528 (S390_TDC_INFINITY): New constant.
7529 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
7530 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
7531 optimization for UNSPEC_CCZ_TO_INT.
7532 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
7533 ("*ccz_to_int"): New insn.
7534 ("isinf<mode>2"): New insn.
7535 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
7536 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
7537 (UNSPEC_CCZ_TO_INT): New constant.
7539 2007-04-18 Richard Guenther <rguenther@suse.de>
7541 PR tree-optimization/19431
7542 PR tree-optimization/21463
7543 * tree-pass.h (pass_phiprop): Declare.
7544 * passes.c (init_optimization_passes): New phiprop pass.
7545 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
7546 (phivn_valid_p): New helper function.
7547 (phiprop_insert_phi): Likewise.
7548 (propagate_with_phi): Likewise.
7549 (tree_ssa_phiprop): New propagator propagating loads
7550 through phi nodes if profitable.
7552 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7554 * tree-vect-analyze.c (process_use): New function.
7555 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
7556 Check phis in all bbs.
7557 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
7560 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
7562 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
7565 2007-04-17 Anatoly Sokolov <aesok@post.ru>
7568 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
7571 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
7573 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
7575 (sse_vmmulv4sf3): Likewise.
7576 (sse2_vmaddv2df3): Likewise.
7577 (sse2_vmmulv2df3): Likewise.
7579 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
7581 PR rtl-optimization/31360
7582 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
7583 (target_reg_cost): New.
7584 (init_set_costs): Initialize target_reg_cost. Add comments
7585 regarding the rationale of the costs.
7586 (global_cost_for_size): Renamed to...
7587 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
7588 of register pressure.
7589 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
7590 estimate_reg_pressure_cost. Add number of ivs.
7591 (determine_set_costs): Dump target_reg_cost.
7592 * loop-invariant.c (gain_for_invariant): Use
7593 estimate_reg_pressure_cost. Removed n_inv_uses argument.
7594 (best_gain_for_invariant, find_invariants_to_move): Remove
7596 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
7597 (target_reg_cost): Declare.
7598 (global_cost_for_size): Declaration removed.
7599 (estimate_reg_pressure_cost): Declare.
7601 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
7603 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
7604 regnos into even/odd register pairs.
7605 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
7606 TDmode similar to the other floating point modes.
7607 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
7608 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
7610 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
7611 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
7612 (movdd_hardfloat64): Use TARGET_MFPGPR.
7614 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
7616 * reload1.c (delete_output_reload): Don't count output in n_inherited.
7619 2005-01-05 Richard Henderson <rth@redhat.com>
7621 * reload1.c (do_input_reload): Restrict the optimization deleteing
7622 a previous output reload to RELOAD_FOR_INPUT.
7624 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
7626 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
7627 induc_vec_info_type.
7628 (vectorizable_induction): New function declaration.
7629 * tree-vect-transform.c (get_initial_def_for_induction): No need to
7630 check if already vectorized. Find first place in BB where new stmts
7631 can be inserted. Takes only one argument.
7632 (vectorizable_induction): New function.
7633 (vect_transform_stmt): Add case for induc_vec_info_type to call
7634 vectorizable_induction.
7635 (vect_transform_loop): Consider phis for vectorization.
7636 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
7638 (analyze_operations): Call vectorizable_induction when analyzing phis.
7640 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
7641 (vect_mark_relevant): Include phis in relevance analysis.
7642 (vect_mark_stmts_to_be_vectorize): Likewise.
7643 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
7645 2007-04-16 Lawrence Crowl <crowl@google.com>
7647 * doc/invoke.texi (Debugging Options): Add documentation for the
7648 -femit-struct-debug options -femit-struct-debug-baseonly,
7649 -femit-struct-debug-reduced, and
7650 -femit-struct-debug-detailed[=...].
7652 * c-opts.c (c_common_handle_option): Add
7653 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
7654 and OPT_femit_struct_debug_detailed_.
7655 * c.opt: Add specifications for
7656 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
7657 and -femit-struct-debug-detailed[=...].
7658 * opts.c (set_struct_debug_option): Parse the
7659 -femit-struct-debug-... options.
7660 * opts.c (matches_main_base, main_input_basename,
7661 main_input_baselength, base_of_path, matches_main_base): Add
7662 variables and functions to compare header base name to compilation
7664 * opts.c (should_emit_struct_debug): Add to determine to emit a
7665 structure based on the option.
7666 (dump_struct_debug) Also disabled function to debug this
7668 * opts.c (handle_options): Save the base name of the
7671 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
7672 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
7673 This hook indicates if a type is generic. Set it by default
7675 * langhooks.h (struct lang_hooks_for_types): Add a new hook
7676 to determine if a struct type is generic or not.
7677 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
7678 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
7679 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
7682 * flags.h (enum debug_info_usage): Add an enumeration to describe
7683 a program's use of a structure type.
7684 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
7685 to indicate the program's usage of the type. Filter structs based
7686 on the -femit-struct-debug-... specification.
7687 (gen_type_die): Split into two routines, gen_type_die and
7688 gen_type_die_with_usage. gen_type_die is now a wrapper
7689 that assumes direct usage.
7690 (gen_type_die_with_usage): Replace calls to gen_type_die
7691 with gen_type_die_with_usage adding the program usage of
7692 the referenced type.
7693 (dwarf2out_imported_module_or_decl): Suppress struct debug
7694 information using should_emit_struct_debug when appropriate.
7696 2007-04-16 Ian Lance Taylor <iant@google.com>
7698 PR tree-optimization/31522
7699 * tree-vrp.c (vr_phi_edge_counts): New static variable.
7700 (vrp_initialize): Allocate vr_phi_edge_counts.
7701 (vrp_visit_phi_node): Don't push to infinity if we saw a new
7702 executable edge. Drop test for all constants.
7703 (vrp_finalize): Free vrp_phi_edge_counts.
7705 * doc/cpp.texi (Common Predefined Macros): Clarify description of
7706 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7708 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
7709 predecessors at head rather than tail.
7711 2007-04-16 Matthias Klose <doko@debian.org>
7713 * config/alpha/linux.h (CPP_SPEC): Define.
7714 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
7716 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
7718 * function.h: Remove sequence_stack extern declaration.
7720 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7722 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
7724 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
7727 2007-04-16 Anatoly Sokolov <aesok@post.ru>
7729 * config/avr/avr.c (avr_arch_types): Rearranging array.
7730 (enum avr_arch): Add.
7731 (avr_mcu_types): Use avr_arch enumeration constants instead of
7733 * config/avr/avr.h (LINK_SPEC): Simplify.
7735 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7737 * config/m68k/m68k.c (m68k_libcall_value,
7738 m68k_function_value): Use macros for register names more.
7740 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
7742 (M68K_REGNAME): Use A6_REG.
7743 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
7745 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7748 * sched-int.h (struct deps): Split field 'pending_lists_length' into
7749 'pending_read_list_length' and 'pending_write_list_length'. Update
7751 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
7752 to handle two length counters instead of one. Update all uses.
7753 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
7754 two length counters instead of one.
7755 * sched-rgn.c (propagate_deps): Update to handle two length counters
7758 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
7761 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
7762 copy of source, pass it to ix86_expand_vector_set and return
7765 2007-04-16 David Ung <davidu@mips.com>
7766 Joseph Myers <joseph@codesourcery.com>
7768 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
7769 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
7770 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7771 Add 74K processor information.
7772 * config/mips/mips.md: Include 74k.md.
7773 (cpu): Add 74kc,74kf,74kx.
7774 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
7775 * config/mips/74k.md: New.
7776 * doc/invoke.texi (MIPS Options): Document 74K support.
7778 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
7780 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
7781 vectorizable_* functions.
7782 * tree-vect-transform.c (vectorizable_call): Add check for
7783 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
7784 (vectorizable_store): likewise.
7785 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
7787 (vectorizable_operation, vectorizable_type_demotion): Likewise.
7788 (vectorizable_type_promotion, vectorizable_load): Likewise.
7789 (vectorizable_live_operation, vectorizable_condition): Likewise.
7790 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
7792 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
7794 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7796 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
7797 register numbers more.
7798 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
7799 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
7800 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
7801 FUNCTION_VALUE_REGNO_P): Likewise.
7802 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
7803 STATIC_CHAIN_REGNUM): Likewise.
7804 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
7805 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
7806 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
7807 * config/m68k/m68k.md (FP_REG): New.
7809 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7811 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
7814 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7816 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
7817 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
7820 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7822 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
7825 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7828 * c-decl.c (finish_decl): Grab the type of the decl after the call
7829 to store_init_value.
7831 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
7833 * common.opt (fforward-propagate): Fix "Optimization" annotation.
7835 2007-04-14 Jakub Jelinek <jakub@redhat.com>
7838 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
7839 dominators, post dominators and cleanup cfg before returning.
7841 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
7843 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
7844 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
7846 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
7848 * config.gcc: Recognize fido.
7849 * config/m68k/m68k-devices.def (fidoa): New.
7850 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
7852 (FL_FIDOA, TARGET_FIDOA): New.
7853 * config/m68k/m68k.opt (mfidoa): New.
7855 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7858 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
7859 when a personality function is used.
7861 2007-04-13 Bob Wilson <bob.wilson@acm.org>
7863 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
7865 2007-04-13 Mike Stump <mrs@apple.com>
7867 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
7869 * config/darwin.opt (fapple-kext): Make C++ only.
7870 * config/darwin.c (darwin_override_options): Remove code to ensure
7871 -fapple-kext is given for C++ only.
7873 2007-04-13 Richard Sandiford <richard@codesourcery.com>
7875 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
7876 * config/mips/mips.c (override_options): Call
7877 SUBTARGET_OVERRIDE_OPTIONS, if defined.
7879 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7881 * config/i386/i386.opt (msvr3-shlib): Removed.
7883 * doc/invoke.texi: Remove -msvr3-shlib.
7885 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7887 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
7888 with "popcnt" instruction.
7890 2007-04-13 Richard Guenther <rguenther@suse.de>
7892 PR tree-optimization/21258
7893 * tree-vrp.c (compare_case_labels): New helper.
7894 (find_switch_asserts): New function.
7895 (find_assert_locations): Call it for SWITCH_EXPRs.
7897 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
7899 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
7900 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
7901 check is now implied in X87_FLOAT_MODE_P.
7902 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7903 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7904 (fix_trunc<mode>_i386_fisttp): Ditto.
7905 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7906 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7907 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7908 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7909 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7910 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7911 (unnamed_splitters): Ditto.
7912 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
7913 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
7914 FIRST_SSE_REG for local functions when SSE math is enabled or
7915 for functions with sseregparm attribute.
7916 (standard_80387_constant_p): Return -1 if mode is not
7918 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
7919 (ix86_expand_compare): Ditto.
7920 (ix86_expand_carry_flag_compare): Ditto.
7921 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
7922 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
7923 DECIMAL_FLOAT_MODE_P.
7924 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
7925 of SCALAR_FLOAT_MODE_P.
7926 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
7927 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
7928 checks before FLOAT_MODE_P.
7929 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
7930 before FLOAT_MODE_P.
7935 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
7937 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
7938 Charles Wilson <libtool@cwilson.fastmail.fm>
7940 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
7941 (libgcc.mvars): Don't depend on them.
7942 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
7943 * exec-tool.in: New.
7945 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
7947 * doc/invoke.text (--help): Document --help=common.
7949 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
7951 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
7953 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7955 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
7956 * genemit.c (main): Emit #include "integrate.h".
7957 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
7958 (LOADGP_RTP): New mips_loadgp_style.
7959 * config/mips/mips.h: Include config/vxworks-dummy.h.
7960 (TARGET_RTP_PIC): New macro.
7961 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
7962 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
7963 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
7965 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
7966 -mvxworks-pic when using -mrtp and a PIC option.
7967 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
7969 (mips_symbolic_constant_p, mips_symbolic_address_p)
7970 (mips_symbol_insns): Handle SYMBOL_HALF.
7971 (override_options): Warn about -G and -mrtp being used together.
7972 Initialize mips_lo_relocs[SYMBOL_HALF].
7973 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
7974 (mips_emit_loadgp): Handle LOADGP_RTP.
7975 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
7976 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
7977 (tablejump): Handle function-relative case table entries if
7979 * config/mips/predicates.md (symbol_ref_operand): New predicate.
7981 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7983 * config/mips/mips.md (load_call<mode>): Allow any general register.
7985 (sibcall_value_internal, sibcall_value_multiple_internal)
7986 (call_value_internal, call_value_split, call_value_multiple_internal)
7987 (call_value_multiple_split): Remove constraints from operand 0.
7989 2007-04-12 Richard Sandiford <richard@codesourcery.com>
7991 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
7992 rather than loadgp_noshared.
7993 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
7994 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
7996 * config/mips/mips.md (loadgp): Rename to...
7997 (loadgp_newabi): ...this.
7998 (loadgp_noshared): Rename to...
7999 (loadgp_absolute): ...this.
8001 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8003 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8004 false for locally-binding symbols.
8005 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8007 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8009 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8010 (SYMBOL_GOT_PAGE_OFST): ...this.
8011 (SYMBOL_GOT_GLOBAL): Rename to...
8012 (SYMBOL_GOT_DISP): ...this.
8013 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8014 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8015 * config/mips/mips.c (mips_global_symbol_p): New function.
8016 (mips_symbol_binds_local_p): Likewise.
8017 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8018 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8019 mips_global_symbol_p and mips_symbol_binds_local_p.
8020 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8021 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8022 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8024 (mips_ok_for_lazy_binding_p): New function.
8025 (mips_load_call_address, mips_expand_call): Use it.
8026 (mips_dangerous_for_la25_p): Likewise.
8027 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8028 (*got_disp<mode>): Use got_disp_operand instead of
8029 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8030 SYMBOL_GOTOFF_GLOBAL.
8031 (*got_page<mode>): Use got_page_ofst_operand instead of
8033 * config/mips/predicates.md (const_call_insn_operand): Use
8034 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8035 (global_got_operand): Rename to...
8036 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8038 (local_got_operand): Rename to...
8039 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8040 of SYMBOL_GOT_LOCAL.
8042 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8044 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8045 TARGET_CALL_CLOBBERED_GP.
8046 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8047 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8048 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8049 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8050 of TARGET_ABICALLS && !TARGET_NEWABI.
8051 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8052 * config/mips/mips.c (mips_load_call_address): Check
8053 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8054 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8055 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8056 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8057 TARGET_ABICALLS && TARGET_NEWABI.
8058 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8060 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8061 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8062 TARGET_ABICALLS && TARGET_NEWABI.
8063 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8064 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8065 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8066 whether indirect calls must use $25.
8067 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8069 * config/mips/mips.md (jal_macro): Check flag_pic and
8070 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8071 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8072 instead of TARGET_ABICALLS.
8073 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8074 TARGET_ABICALLS && TARGET_OLDABI.
8075 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8076 (sibcall): In the comment above the define_insn, mention
8077 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8078 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8079 instead of TARGET_ABICALLS.
8081 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8083 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8084 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8085 (MACFLAGS_MATCH_P): New macro.
8086 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8087 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8088 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8089 the other MACFLAG constants.
8090 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8091 (flag_machi): Tighten constraints. Renumber some of the operands.
8092 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8094 (flag_machi_parts_acconly): New pattern.
8095 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8097 (flag_macinit1hi): Tighten constraints.
8098 (flag_mul_macv2hi_parts_acconly): New pattern.
8100 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8101 Use a more efficient implementation.
8102 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8103 inline sequences when not optimizing for size.
8105 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8106 movhi_high2low): Delete, merge functionality into...
8107 (packv2hi): ... this pattern.
8109 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8110 * config/bfin/bfin.opt (msim): New option.
8111 (mcpu=): New option.
8112 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8113 (bfin_cpu_t): Typedef of enum bfin_cpu.
8114 (bfin_cpu_type): New declaration.
8115 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8116 -msim and -mcpu= options.
8117 (LIB_SPEC): Likewise.
8118 * config/bfin/bfin.c (bfin_cpu_type): Define.
8119 (bfin_handle_option): Handle -mcpu= option.
8120 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8121 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8122 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8124 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8126 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8127 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8128 (powerpc-wrs-vxworksae): Use ${tm_file}.
8129 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8130 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8131 * config/i386/vx-common.h: New file.
8133 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8135 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8138 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8140 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8143 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8147 * c-common.c (c_build_qualified_type): Set canonical type
8150 2007-04-12 Richard Guenther <rguenther@suse.de>
8152 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8153 lower bound and element size if lower bound is not zero
8154 or either of the ARRAY_REF operands is set.
8156 2007-04-12 Richard Guenther <rguenther@suse.de>
8158 PR tree-optimization/24689
8159 PR tree-optimization/31307
8160 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8162 * gimplify.c (canonicalize_addr_expr): To be consistent with
8163 gimplify_compound_lval only set operands two and three of
8164 ARRAY_REFs if they are not gimple_min_invariant. This makes
8165 it never at this place.
8166 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8168 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8170 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8171 null before emitting a .nsubspa directive.
8173 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8175 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8176 need_to_partition_p if there are no memory statements in the
8179 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8181 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8182 (gcd_of_steps_may_divide_p): New function.
8183 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8185 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8187 * reload.c (find_reloads_toplev, find_reloads_address,
8188 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8189 not a pointer equality test, to decide if we need to call
8190 push_reg_equiv_alt_mem.
8192 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8194 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8195 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8197 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8199 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8201 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8202 vector to be positive.
8204 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8208 * doc/invoke.texi: Document --params max-aliased-vops and
8210 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8211 debug_memory_partitions): Move to tree-flow.h
8212 * params.h (AVG_ALIASED_VOPS): Define.
8213 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8215 (mp_info_t): Likewise.
8216 (get_mem_sym_stats_for): New.
8217 (set_memory_partition): Move from tree-flow-inline.h.
8218 (mark_non_addressable): Only clear the set of symbols for the
8219 partition if it exists.
8220 (dump_memory_partitions): Move from tree-ssa-operands.c
8221 (debug_memory_partitions): Likewise.
8222 (need_to_partition_p): New.
8223 (dump_mem_ref_stats): New.
8224 (debug_mem_ref_stats): New.
8225 (dump_mem_sym_stats): New.
8226 (debug_mem_sym_stats): New.
8227 (update_mem_sym_stats_from_stmt): New.
8228 (compare_mp_info_entries): New.
8229 (mp_info_cmp): Call it.
8230 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8232 (get_mpt_for): Move from tree-ssa-operands.c.
8233 (find_partition_for): New.
8234 (create_partition_for): Remove.
8235 (estimate_vop_reduction): New.
8236 (update_reference_counts): New.
8237 (build_mp_info): New.
8238 (compute_memory_partitions): Refactor.
8239 Document new heuristic.
8240 Call build_mp_info, update_reference_counts,
8241 find_partition_for and estimate_vop_reduction.
8242 (compute_may_aliases): Populate virtual operands before
8243 calling debugging dumps.
8244 (delete_mem_sym_stats): New.
8245 (delete_mem_ref_stats): New.
8246 (init_mem_ref_stats): New.
8247 (init_alias_info): Call it.
8248 (maybe_create_global_var): Remove alias_info argument.
8249 Get number of call sites and number of pure/const call sites
8250 from gimple_mem_ref_stats().
8251 (dump_alias_info): Call dump_memory_partitions first.
8252 (dump_points_to_info_for): Show how many times a pointer has
8254 * opts.c (decode_options): For -O2 set --param
8255 max-aliased-vops to 500.
8256 For -O3 set --param max-aliased-vops to 1000 and --param
8257 avg-aliased-vops to 3.
8258 * fortran/options.c (gfc_init_options): Remove assignment to
8260 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8261 * tree-dfa.c (dump_variable): Dump memory reference
8263 Dump NO_ALIAS* settings.
8264 (referenced_var_lookup): Tidy.
8265 (mem_sym_stats): New.
8266 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
8267 and ORIG are different SSA names for a memory partition.
8268 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
8269 * tree-flow.h (struct mem_sym_stats_d): Define.
8270 (mem_sym_stats_t): Define.
8271 (struct mem_ref_stats_d): Define.
8272 (struct gimple_df): Add field mem_ref_stats.
8273 (enum noalias_state): Define.
8274 (struct var_ann_d): Add bitfield noalias_state.
8275 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
8276 debug_mem_ref_stats, debug_memory_partitions,
8277 debug_mem_sym_stats): Declare.
8278 * tree-ssa-structalias.c (update_alias_info): Update call
8279 sites, pure/const call sites and asm sites in structure
8280 returned by gimple_mem_ref_stats.
8281 Remove local variable IS_POTENTIAL_DEREF.
8282 Increase NUM_DEREFS if the memory expression is a potential
8284 Call update_mem_sym_stats_from_stmt.
8285 If the memory references memory, call
8286 update_mem_sym_stats_from_stmt for all the direct memory
8287 symbol references found.
8288 (intra_create_variable_infos): Set noalias_state field for
8289 pointer arguments according to the value of
8290 flag_argument_noalias.
8291 * tree-ssa-structalias.h (struct alias_info): Remove fields
8292 num_calls_found and num_pure_const_calls_found.
8293 (update_mem_sym_stats_from_stmt): Declare.
8294 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
8295 Set default value to 100.
8296 (PARAM_AVG_ALIASED_VOPS): Define.
8298 2007-04-11 Richard Guenther <rguenther@suse.de>
8301 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
8302 a * -b + c as c - a * b if we honor sign dependent rounding.
8304 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8306 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
8308 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
8309 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
8311 (initialize_trampoline): Don't use old-style function definition.
8312 (bfin_secondary_reload): Mark IN_P argument as unused.
8314 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8316 PR tree-optimization/31343
8317 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
8318 (build_polynomial_chrec): Return a scalar when the evolution is zero.
8319 * testsuite/gcc.dg/vect/pr31343.c: New.
8321 2007-04-10 Eric Christopher <echristo@apple.com>
8323 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
8324 * config/i386/i386.md (*cmpfp0): Use.
8325 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8326 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8327 (fix_trunc<mode>_i386_fisttp): Ditto.
8328 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8329 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8330 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8331 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8332 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8333 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8334 (unnamed_splitters): Ditto.
8335 * config/i386/i386.c (output_fix_trunc): Assert that
8336 we're not being passed a TFmode operand.
8338 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
8340 PR tree-optimization/31526
8341 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
8342 n_basic_blocks to find newly added blocks.
8344 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
8346 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
8348 (fix_trunc<mode>si_sse): Ditto.
8349 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
8350 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
8351 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
8352 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
8353 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
8354 expander using SSEMODEF mode macro.
8355 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
8356 expander using SSEMODEF mode macro.
8357 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
8358 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
8359 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
8360 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
8361 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
8362 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
8363 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
8364 Macroize insn using X87MODEF mode macro.
8366 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
8368 * config/i386/sse.md (sse2_pinsrw): Removed.
8369 (sse2_pextrw): Renamed to ...
8370 (*sse2_pextrw): This.
8372 2007-04-09 Jan Hubicka <jh@suse.cz>
8375 * config/i386/sse.md
8376 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
8377 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
8378 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
8379 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
8381 2007-04-09 Jan Hubicka <jh@suse.cz>
8383 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
8384 multiple fields of union.
8386 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
8388 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
8389 (create_preheaders): Check that loops are available.
8390 (fix_loop_structure): Clean up, improve comments.
8391 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
8392 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
8394 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
8395 * predict.c (tree_estimate_probability): Do not call
8396 calculate_dominance_info. Call create_preheaders.
8397 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
8398 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
8400 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
8401 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
8402 * tree-cfg.c (tree_split_edge): Make an assert more precise.
8403 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
8406 2007-04-08 Jan Hubicka <jh@suse.cz>
8408 * tree.h (maybe_fold_offset_to_component_ref): Declare.
8409 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
8410 * fold-const.c (fold_unary): Use it.
8412 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8414 * varasm.c (assemble_variable): Remove call to
8415 lang_hooks.decls.prepare_assemble_variable.
8416 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
8417 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
8418 * langhooks.h (lang_hooks_for_decls): Remove
8419 prepare_assemble_variable.
8421 2007-04-08 Mike Stump <mrs@apple.com>
8423 * config/i386/i386.c: Use inc/dec on Core2.
8425 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
8427 * langhooks.c (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.
8430 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
8431 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
8433 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
8434 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8435 lhd_tree_inlining_end_inlining): Remove prototypes.
8436 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
8437 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
8438 LANG_HOOKS_TREE_INLINING_START_INLINING,
8439 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
8441 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
8444 2007-04-08 Anatoly Sokolov <aesok@post.ru>
8447 * config/avr/predicates.md (io_address_operand): Delete predicate.
8448 (low_io_address_operand): Don't use 'mode' argument.
8449 (higth_io_address_operand): Rename ...
8450 (high_io_address_operand): ... to this. Don't use 'mode' argument.
8451 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
8454 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
8456 Revert change removing staticp.
8458 2007-04-07 Anatoly Sokolov <aesok@post.ru>
8461 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
8464 2007-04-07 Bruce Korb <bkorb@gnu.org>
8466 * c.opt: Add -Wformat-contains-nul.
8467 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
8469 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
8470 the NUL byte warning.
8472 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
8474 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
8476 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8478 * tree.c (staticp): No longer use staticp langhook.
8479 * langhooks.c (lhd_staticp): Removed.
8480 * langhooks.h (struct lang_hooks): Remove staticp.
8481 * c-common.c (c_staticp): Remove.
8482 * c-common.h (c_staticp): Ditto.
8483 * langhooks-defs.h (lhd_staticp): Ditto.
8484 (LHD_HOOKS_STATICP): Ditto
8485 * tree.h (gcc_assert_lowered): New macro.
8487 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8489 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
8490 argument "reliable".
8491 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
8492 Add argument "reliable". Propagate it through calls.
8493 (infer_loop_bounds_from_undefined): Derive number of iterations
8494 estimates from references in blocks that do not dominate loop latch.
8495 (gcov_type_to_double_int): New function.
8496 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
8497 and expected_loop_iterations_unbounded.
8498 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
8499 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
8500 * tree-data-ref.c (estimated_loop_iterations): Export.
8501 (get_references_in_stmt): Fix -- do not return addresses of local
8503 * cfgloop.h (expected_loop_iterations_unbounded,
8504 estimated_loop_iterations): Declare.
8506 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8508 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8510 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8512 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
8513 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
8514 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
8515 Use output_387_reg_move().
8516 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
8517 expander using X87MODEF12 mode macro.
8518 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
8519 choosing register preferences. Use output_387_reg_move().
8520 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
8521 instead of "x". Use output_387_reg_move().
8522 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
8523 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
8524 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
8525 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
8526 Use output_387_reg_move().
8527 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
8529 (*truncxf?f_i387 splitter): Ditto.
8531 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8533 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8534 LANG_HOOKS_SAFE_FROM_P.
8535 * expr.c (safe_from_p): Remove langhook call.
8536 * langhooks.h (lang_hooks): Remove safe_from_p.
8537 (lhd_safe_from_p): Remove prototype.
8538 * langhooks.c (lhd_safe_from_p): Remove.
8540 2007-04-06 Jan Hubicka <jh@suse.cz>
8542 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
8545 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8547 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
8548 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
8549 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
8550 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
8552 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
8553 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
8555 2007-04-05 Richard Henderson <rth@redhat.com>
8557 * config/alpha/alpha.c (print_operand) [+]: Remove.
8558 (alpha_end_function): Print nop if call at end of function.
8559 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
8560 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
8561 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
8562 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
8563 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
8564 the call pattern. Update peepholes to match.
8566 2007-04-05 Janis Johnson <janis187@us.ibm.com>
8568 * doc/extend.texi (Other Builtins): Add decimal float variants
8570 * builtins.def: Ditto.
8571 * builtins.c (expand_builtin): Ditto.
8573 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
8574 H.J. Lu <hongjiu.lu@intel.com>
8577 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
8578 of V8HImode when calling ix86_binary_operator_ok.
8579 (sse2_pmaddwd): Call ix86_binary_operator_ok.
8580 (sdot_prodv8hi): Operands 1 and 2 must be register.
8582 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8584 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8585 initialize align to silence bogus warning.
8587 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8590 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8592 (struct sra_walk_fns): Remove use_all parameter from use.
8593 (sra_hash_tree): Handle BIT_FIELD_REFs.
8594 (sra_elt_hash): Don't hash bitfld blocks.
8595 (sra_elt_eq): Skip them in parent compares as well. Handle
8597 (sra_walk_expr): Don't maintain or pass down use_all_p.
8598 (scan_use): Remove use_all parameter.
8599 (scalarize_use): Likewise. Re-expand assignment to
8600 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8601 output, and re-scalarize after output. Don't mark anything
8603 (scalarize_ldst): Adjust.
8604 (scalarize_walk_gimple_modify_statement): Likewise.
8605 (build_element_name_1): Handle BIT_FIELD_REFs.
8606 (instantiate_element): Don't warn for any element whose parent
8608 (instantiate_missing_elements_1): Return the sra_elt.
8609 (canon_type_for_field): New.
8610 (try_instantiate_multiple_fields): New.
8611 (instantiate_missing_elemnts): Use them.
8612 (mark_no_warning): Removed.
8613 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8614 (REPLDUP, sra_build_elt_assignment): New.
8615 (generate_copy_inout): Use them.
8616 (generate_element_copy): Likewise. Handle bitfld differences.
8617 (generate_element_zero): Don't recurse for blocks. Use
8618 sra_build_elt_assignment.
8619 (generate_one_element_int): Take elt instead of var. Use
8620 sra_build_elt_assignment.
8621 (generate_element_init_1): Adjust.
8622 (scalarize_use, scalarize_copy): Use REPLDUP.
8623 (scalarize_ldst): Move assert before dereference.
8624 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8626 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8628 * regmove.c: Fix unused variable warnings due to previous commit.
8630 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8632 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
8633 (regmove_bb_head): Remove.
8634 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
8635 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
8636 problems with fixup_match_1.
8637 Don't initialize/free regmove_bb_head.
8639 (reg_is_remote_constant_p): If an insn is in the same basic block
8640 but not before INSN, consider it remote, too.
8642 2007-04-05 Anatoly Sokolov <aesok@post.ru>
8645 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
8646 DECL_ASSEMBLER_NAME, not the DECL_NAME.
8648 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
8650 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
8651 (CONDITIONAL_REGISTER_USAGE): Likewise.
8653 2007-04-04 Richard Henderson <rth@redhat.com>
8655 * config/alpha/lib1funcs.asm: Remove unused file.
8657 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8660 * opts.c (print_specific_help): Fix --help=<language>
8662 (common_handle_option): Support --help=common.
8664 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8667 * gcc.c (main): Do not run the linker if
8668 print_subprocess_help indicates that it shouldn't be
8671 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8674 * doc/invoke.texi (--help=): Document <languages> value, fix
8675 formatting in tables of values.
8677 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
8679 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
8680 dllimport attribute of virtual methods.
8682 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
8684 * config/score/crti.asm: Change _bss_start to __bss_start.
8685 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
8686 (OUTGOING_REG_PARM_STACK_SPACE) update.
8687 * config/score/score.opt: add options to make backend support
8688 score5, score5u, score7 and score7d.
8689 * config/score/score.md: Likewise.
8690 * config/score/misc.md: Likewise.
8691 * config/score/mac.md: Likewise.
8692 * doc/invoke.texi: Likewise.
8693 * doc/md.texi: update constraints define.
8695 2007-04-03 Richard Henderson <rth@redhat.com>
8697 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
8698 an appropriate type, use the mode instead.
8700 2007-04-03 Richard Sandiford <richard@codesourcery.com>
8702 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
8703 Set the default --with-arch setting to mips2.
8704 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
8705 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
8706 (MULTILIB_OSDIRNAMES): Delete.
8707 (MULTILIB_DIRNAMES): Define.
8708 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
8709 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
8710 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
8711 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
8712 VXWORKS_OS_CPP_BUILTINS.
8713 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
8714 (MIPS_DEBUGGING_INFO): Undefine.
8715 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
8717 2007-04-03 Jakub Jelinek <jakub@redhat.com>
8720 * fold-const.c (native_encode_real): Encode real.c provided longs
8721 as a series of 32-bit native integers.
8722 (native_interpret_real): Interpret buffer as a series of 32-bit
8725 2007-04-03 Richard Guenther <rguenther@suse.de>
8727 * genpreds.c (write_insn_constraint_len): Write function
8728 optimized for CONSTRAINT_LEN implementation.
8729 (write_tm_preds_h): Output insn_constraint_len inline and
8730 use it for CONSTRAINT_LEN.
8731 (write_insn_preds_c): Don't output insn_constraint_len.
8732 * doc/md.texi (define_register_constraint): Document multi-letter
8733 constraints shall have the same length if they start with the same
8736 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8739 * config/i386/i386.md (isinf<mode>2): Expand only when
8740 TARGET_C99_FUNCTIONS is set.
8742 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8744 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
8745 (x86_64-*-linux*): Ditto.
8746 * config/i386/i386.opt (mpc): New option.
8747 * config/i386/i386.c (overrride_options): Handle
8748 ix87_precision_string.
8749 * config/i386/crtprec.c: New file.
8750 * config/i386/t-crtpc: Ditto.
8751 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
8753 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
8754 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8755 crtprec32.o, crtprec64.o and crtprec80.o.
8757 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
8759 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
8761 2007-04-02 Eric Christopher <echristo@apple.com>
8763 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
8764 limitations on darwin.
8766 2007-04-02 Anatoly Sokolov <aesok@post.ru>
8769 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
8771 2007-04-02 Dave Korn <dave.korn@artimi.com>
8773 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
8775 2007-04-02 Dave Korn <dave.korn@artimi.com>
8777 * libgcc2.h (exception_descriptor): Don't forward-declare.
8778 (__get_eh_table_language, __get_eh_table_version): Delete
8779 prototypes of long-dead functions.
8781 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
8783 * ebitmap.h: New file
8784 * ebitmap.c: New file
8785 * Makefile.in (ebitmap.o): New target.
8787 2007-04-01 Jan Hubicka <jh@suse.cz>
8789 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
8790 before very first instruction.
8792 2007-04-01 Jan Hubicka <jh@suse.cz>
8794 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
8795 waring on 64bit hosts.
8796 * bitmap.h: Fix typo in bitmap_head_def.
8798 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
8800 PR rtl-optimization/31391
8801 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
8802 into a DELETED_LABEL note, and the label is in an empty basic
8803 block, update BB_END as well as BB_HEAD.
8805 2007-04-01 Richard Henderson <rth@redhat.com>
8807 PR tree-optimization/31169
8808 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
8809 to varying if the range is outside [0, prec-1].
8811 2007-04-01 Richard Sandiford <richard@codesourcery.com>
8814 * config/mips/mips.md (load_const_gp): New insn.
8815 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
8816 the MIPS16 GP pseudo register if no_new_pseudos.
8817 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
8819 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8822 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
8824 (call_value): Likewise.
8826 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
8827 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8830 * doc/invoke.texi: (optimization options): Reword description
8831 of -ffast-math. Document its primary purpose.
8833 2007-03-31 Richard Guenther <rguenther@suse.de>
8835 * omp-low.c (splay-tree.h): Include.
8836 (lookup_decl): Replace splay-tree usage by pointer-map.
8837 (maybe_lookup_decl): Likewise.
8838 (new_omp_context): Likewise.
8839 (delete_omp_context): Likewise.
8840 * gimplify.c (splay-tree.h): Include.
8841 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
8843 (remap_ssa_name): Likewise.
8844 (remap_decl): Likewise.
8845 (remap_type_1): Likewise.
8846 (remap_type): Likewise.
8847 (copy_body_r): Likewise.
8848 (expand_call_inline): Likewise.
8849 (clone_body): Likewise.
8850 (copy_tree_r): Likewise.
8851 (remap_save_expr): Likewise.
8852 (unsave_r): Likewise.
8853 (unsave_expr_now): Likewise.
8854 (tree_function_versioning): Likewise.
8855 (build_duplicate_type): Likewise.
8856 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
8857 (struct copy_body_data): Replace splay-tree by pointer-map.
8858 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
8859 not $(SPLAY_TREE_H).
8860 (gimplify.o): Depend on $(SPLAY_TREE_H).
8861 (omp-low.p): Likewise.
8863 2007-03-31 Anatoly Sokolov <aesok@post.ru>
8865 * config/avr/predicates.md (even_register_operand,
8866 odd_register_operand): New predicates.
8867 * config/avr/avr.md (movw peephole2): New.
8868 (movw_r peephole2): New.
8870 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
8872 * tree.h (get_signed_or_unsigned_type): New.
8873 * fold-const.c (operand_equal_for_comparison_p): Use
8874 get_signed_or_unsigned_type instead of
8875 lang_hooks.types.signed_or_unsigned_type.
8876 * expr.c (store_expr): Ditto.
8877 * langhooks.c (get_signed_or_unsigned_type): New.
8878 (lhd_signed_or_unsigned_type): New.
8879 * langhooks.h (lhd_signed_or_unsigned_type): New.
8880 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
8882 2007-03-30 Richard Henderson <rth@redhat.com>
8884 * tree-ssa-loop-ivopts.c: Include target.h.
8885 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
8886 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
8887 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
8888 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
8890 2007-03-30 Richard Henderson <rth@redhat.com>
8891 Kai Tietz <kai.tietz@onevision.com>
8893 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
8895 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
8896 (TARGET_64BIT_MS_ABI): New.
8897 (DBX_REGISTER_NUMBER): Handle 64-bit.
8898 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
8899 (LONG_TYPE_SIZE): Force to 32.
8900 (REG_PARM_STACK_SPACE): New.
8901 (OUTGOING_REG_PARM_STACK_SPACE): New.
8902 (REGPARM_MAX, SSE_REGPARM_MAX): New.
8903 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8904 (STACK_BOUNDARY): Use 128 for 64-bit.
8905 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
8906 Add 64-bit implementation.
8907 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
8909 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
8910 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
8911 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
8912 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
8913 (ix86_handle_cconv_attribute): Don't warn when ignoring if
8914 TARGET_64BIT_MS_ABI.
8915 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
8916 (ix86_pass_by_reference): Likewise.
8917 (ix86_function_value_regno_p): Likewise.
8918 (ix86_build_builtin_va_list): Likewise.
8919 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
8920 (function_arg_advance_ms_64): New.
8921 (function_arg_advance): Call it.
8922 (function_arg_ms_64): New.
8923 (function_arg): Call it.
8924 (function_value_ms_64): New.
8925 (ix86_function_value_1): Call it.
8926 (return_in_memory_ms_64): New.
8927 (ix86_return_in_memory): Call it.
8928 (setup_incoming_varargs_ms_64): New.
8929 (ix86_setup_incoming_varargs): Call it.
8930 (ix86_expand_prologue): Handle 64-bit stack probing.
8931 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
8932 (output_pic_addr_const): Likewise.
8933 (x86_this_parameter): Likewise.
8934 (x86_output_mi_thunk): Likewise.
8935 (x86_function_profiler): Likewise.
8936 (TARGET_STRICT_ARGUMENT_NAMING): New.
8937 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
8938 (TARGET_64BIT_MS_ABI): New.
8939 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
8940 * config/i386/i386.md (allocate_stack_worker): Remove.
8941 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
8942 describe the clobber of eax without a match_scratch.
8943 (allocate_stack_worker_postreload): Remove.
8944 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
8945 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
8946 (allocate_stack_worker_rex64_postreload): Remove.
8947 (allocate_stack): Handle 64-bit.
8948 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
8949 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
8950 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
8951 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
8952 (STANDARD_STARTFILE_PREFIX_1): Likewise.
8953 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
8954 * config.build (x86_64-*-mingw*): New host.
8955 * config.host (x86_64-*-mingw*): New host.
8956 * config.gcc (x86_64-*-mingw*): New target.
8957 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
8959 2007-03-30 Richard Henderson <rth@redhat.com>
8960 Kai Tietz <kai.tietz@onevision.com>
8962 * c-pragma.c (struct def_pragma_macro_value): New.
8963 (struct def_pragma_macro): New.
8964 (pushed_macro_table): New.
8965 (dpm_hash, dpm_eq): New.
8966 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
8967 (init_pragma): Install them.
8968 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8970 2007-03-30 Anatoly Sokolov <aesok@post.ru>
8972 * config/avr/avr.c (avr_override_options): Clear
8973 'flag_delete_null_pointer_checks'.
8975 2007-03-30 Paolo Carlini <pcarlini@suse.de>
8978 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
8979 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
8980 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
8981 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
8982 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
8983 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
8984 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
8986 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
8988 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
8990 * regmove.c: Move all of pass_stack_adjustments from here...
8991 * combine-stack-adj.c: ...to this new file.
8992 * Makefile.in: Add rules for combine-stack-adj.o.
8994 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
8996 PR tree-optimization/31383
8997 * tree-data-ref.c (affine_function_equal_p): Do not require the
8998 vectors to have the same length.
9000 2007-03-30 Jan Hubicka <jh@suse.cz>
9003 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9004 availablility; add more sanity checking; ask varpool only about
9007 2007-03-29 Richard Henderson <rth@redhat.com>
9009 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9010 to decide, but __SIZEOF_LONG_LONG__.
9012 2007-03-29 Richard Henderson <rth@redhat.com>
9014 * emutls.c (struct __emutls_array): New.
9015 (emutls_destroy): Use it instead of casting element 0 from void*.
9016 (__emutls_get_address): Likewise.
9018 2007-03-29 Richard Henderson <rth@redhat.com>
9020 * varasm.c (initializer_constant_valid_p): Don't deny
9021 DECL_DLLIMPORT_P on functions.
9023 * config/i386/cygming.h: Remove function declarations.
9024 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9025 (ASM_OUTPUT_LABELREF): Remove.
9026 (COMMON_ASM_OP): Remove.
9027 (ASM_OUTPUT_COMMON): Remove.
9028 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9029 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9030 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9031 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9032 Rename from TARGET_ENCODE_SECTION_INFO.
9033 * config/i386/netware.h: Likewise.
9034 * config/i386/i386-protos.h: Update.
9035 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9036 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9037 (legitimate_constant_p): Reject dllimports.
9038 (dllimport_map, get_dllimport_decl): New.
9039 (legitimize_dllimport_symbol): New.
9040 (legitimize_address, ix86_expand_move): Use it.
9041 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9042 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9043 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9044 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9045 * config/i386/predicates.md (constant_call_address_operand): Only
9046 accept symbols; reject dllimport_p symbols.
9047 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9048 i386_pe_maybe_record_exported_symbol.
9049 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9050 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9051 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9052 trust the setting of DECL_DLLIMPORT_P.
9053 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9054 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9055 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9056 tidy the argument scanning loop.
9057 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9058 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9059 (i386_pe_strip_name_encoding): Remove.
9060 (i386_pe_binds_local_p): New.
9061 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9062 (i386_pe_output_labelref): Remove.
9063 (i386_pe_asm_output_aligned_decl_common): New.
9064 (i386_pe_maybe_record_exported_symbol): Rename from
9065 i386_pe_record_exported_symbol; check for dllexported symbols.
9067 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9069 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9070 add comment explaining why vsnprintf cannot be used.
9072 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9074 PR tree-optimization/30666
9075 * tree.c (build_complex_type): When creating type names for DWARF2
9076 debug info, create TYPE_DECLs for TYPE_NAME instead of
9078 (build_common_tree_nodes_2): Use build_complex_type when building
9079 predefined complex types, to preserve canonical types.
9081 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9083 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9084 (noce_get_alt_condition): Look at it to determine whether to
9085 reverse the condition or not.
9086 (noce_get_condition): Substitute the truth for lies.
9087 (noce_find_if_block): Set the then_else_reversed field.
9089 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9091 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9092 destination of this insn.
9093 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9094 than calling gen_rtx_SET directly. Use r0 to hold the value of
9095 'address + 4' rather than a stack based temporary which can be
9098 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9100 * config/s390/s390.c (s390_secondary_input_reload_class,
9101 s390_secondary_output_reload_class): Functions removed.
9102 (s390_secondary_reload): New function.
9103 (TARGET_SECONDARY_RELOAD): Target macro defined.
9104 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9105 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9106 * config/s390/s390.md ("reload_outti", "reload_outdi",
9107 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9108 "reload_out<mode>"): Expanders removed.
9109 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9110 "reload<mode>_nonoffmem_out"): Expanders added.
9112 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9114 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9115 action if SRC->DEST replacement failed anyway.
9117 2007-03-28 Mike Stump <mrs@apple.com>
9119 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9120 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9121 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9123 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9125 * config.gcc: Accept barcelona as a variant of amdfam10.
9126 * config/i386/i386.c (override_options): Likewise.
9127 * doc/invoke.texi: Likewise.
9129 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9131 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9132 offsets for BIT_FIELD_REF and COMPONENT_REF.
9134 2007-03-28 Richard Guenther <rguenther@suse.de>
9136 * tree.c (is_global_var): Move ...
9137 * tree-flow-inline.h (is_global_var): ... here.
9138 * tree.h (is_global_var): Remove declaration.
9140 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9142 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9144 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9145 * config/i386/i386.c (ix86_tune_features): Initialize new
9147 * config/i386/predicates.md (promotable_binary_operator): Use
9148 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9150 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9153 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9155 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9157 * config/fr30/fr30.md (movsi_internal): Change destination
9158 constraint from m to V and add m to the end.
9160 2007-03-28 Christian Bruel <christian.bruel@st.com>
9162 * config/sh/sh.md (movsi_i): Fix type attribute.
9164 2007-03-28 Christian Bruel <christian.bruel@st.com>
9166 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9167 (movsf_ie): Likewise.
9169 2007-03-28 Christian Bruel <christian.bruel@st.com>
9171 * config.gcc: Add sh4-300 to multilib.
9172 * config/sh/t-mlib-sh4-300: New file.
9174 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9176 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9177 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9179 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9180 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9181 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9182 "fixuns_trunctddi2"): Whitespace fix.
9184 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9186 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9187 the definition of struct sh_args.
9188 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9189 CALL_COOKIE_INT_REG_GET): Likewise.
9191 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9193 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9194 transformations are applied successfully.
9196 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9198 * tree.c (tree_contains_struct): Permit 512 tree codes.
9199 * tree.h (tree_contains_struct): Ditto.
9200 (MAX_TREE_CODES): Ditto.
9201 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9202 SPARE member to store remaining padding bits.
9204 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9206 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9209 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9211 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9212 * configure: Regenerate.
9214 * configure: Regenerate using the correct version of autoconf.
9216 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9218 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9220 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9221 regs to "__SP_L__" and "__SP_H__".
9223 2007-03-27 Richard Guenther <rguenther@suse.de>
9225 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9226 computations with it with a HOST_WIDE_INT variable.
9228 2007-03-26 Mike Stump <mrs@apple.com>
9230 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9231 objective-c-header, objective-c++-header and objc++-cpp-output
9233 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9235 2007-03-26 Richard Henderson <rth@redhat.com>
9238 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9239 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9240 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9241 IX86_BUILTIN_PSRLQ128): New.
9242 (ix86_init_mmx_sse_builtins): Add them.
9243 (ix86_expand_builtin): Expand them.
9244 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9245 operand 2 be TImode.
9246 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9247 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9248 _mm_srli_epi64): Mark __B const.
9249 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9250 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9251 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9252 new two-vector shift builtins.
9254 2007-03-26 Ian Lance Taylor <iant@google.com>
9256 PR tree-optimization/31345
9257 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9258 [+INF, +INF(OVF)] into VARYING.
9260 2007-03-26 Zack Weinberg <zackw@panix.com>
9262 * gengtype-parse.c: New file.
9263 * gengtype-yacc.y: Delete.
9264 * gengtype-lex.l: Don't include gengtype-yacc.h.
9265 Define YY_DECL and yyterminate appropriately for recursive
9266 descent parser. yylval is now a string out-parameter to yylex.
9267 (HWS, EOID): New shorthand.
9268 (IWORD): Add a couple more types.
9269 (yylex): Add a setup stanza. Remove the complex rules for
9270 detecting GTY'ed types and typedefs; replace with simple
9271 keyword detectors. Adjust everything for the changed
9272 definition of yylval. Ignore all pp-directives, not just #define.
9274 (parse_file): Rename yybegin; do not call yyparse.
9276 * gengtype.c (xasprintf): Export again.
9277 (this_file): New. Use everywhere __FILE__ was being used.
9278 (get_lang_bitmap): Special case types defined in gengtype.c.
9279 (do_typedef, new_structure): Suppress definition of certain types.
9280 (new_structure): Improve diagnostics of duplicate definitions.
9281 Make sure location_s is associated with input.h.
9282 (nreverse_pairs, define_location_structures): New functions.
9283 (main): Improve tagging of kludge types. Remove old kludges
9284 for input.h types; use define_location_structures.
9285 * gengtype.h: Update prototypes. Define token codes here.
9286 * Makefile.in: Remove all references to gengtype-yacc.
9287 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
9289 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
9290 add GTY((skip)) to the field that's only conditionally there.
9291 * doc/install.texi: Document that Bison is no longer required
9292 unless building treelang.
9294 * gengtype.c: Don't include gtyp-gen.h.
9295 (srcdir): Declare here.
9296 (base_files, lang_dir_names): Allocate dynamically.
9297 (gt_files, num_gt_files, num_lang_dirs): New globals.
9298 (measure_input_list, read_input_line, read_input_list)
9299 (set_lang_bitmap): New functions.
9300 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
9301 simplify, relying on read_input_list to set up the bitmaps.
9302 (main): Arguments are no longer unused. Check for correct number
9303 of command line arguments, set srcdir and srcdir_len, then call
9304 read_input_list, before doing anything else. No need to worry
9305 about duplicates in main loop.
9306 * configure.ac: Simplify the calculation of all_gtfiles.
9307 Put language tags in there. Don't set or substitute
9308 all_gtfiles_files_langs or all_gtfiles_files_frags.
9309 * Makefile.in: Revamp the way gengtype is invoked, now that it
9310 takes a file on its command line with a much simpler format.
9311 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
9312 (GTFILES): Remove duplicates and C source files.
9313 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
9314 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
9315 * configure: Regenerate.
9317 * gengtype.h: Remove all type definitions to gengtype.c; leave
9318 only definitions of options_p, type_p, and pair_p as opaque
9319 pointers. Update prototypes.
9320 * gengtype.c: Many type definitions moved here from gengtype.h.
9321 Consolidate type definitions at the top of the file.
9322 (xvasprintf): Delete.
9323 (xasprintf): Make static.
9324 (create_nested_pointer_option): Add 'next' parameter.
9325 (create_field_all, create_field_at): New functions.
9326 (create_field): Now a thin wrapper around create_field_all.
9327 (create_optional_field): Rename create_optional_field_ and add
9328 line argument. Original name is now a macro which supplies
9330 (oprintf): Use vsnprintf directly.
9331 (close_output_files): Use fatal rather than perror/exit.
9332 (note_def_vec, note_def_vec_alloc): Use create_field_at.
9333 (main): Set progname. Don't use exit.
9334 * gengtype-yacc.y (struct_fields): Use create_field_at.
9335 (option, optionseqopt): Delete.
9336 (optionseq): Consolidate productions from option here so we
9337 can use the first argument to create_option.
9339 * gengtype-lex.l: Distinguish unions from structures in the
9340 token type. Don't call find_structure; return the tag as a string.
9341 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
9342 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
9343 string. Reorganize typedef_struct production accordingly.
9344 Use create_nested_ptr_option.
9345 * gengtype.c (create_nested_ptr_option): New function.
9346 * gengtype.h: Declare it.
9348 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
9349 (string_type): Don't declare.
9350 (do_scalar_typedef): Declare.
9351 (create_scalar_type): Update prototype.
9352 * gengtype.c (string_type): Make static.
9353 (scalar_nonchar, scalar_char): New.
9354 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
9355 (resolve_typedef): Use scalar_nonchar for error recovery.
9356 (create_scalar_type): Remove name_len field. Return scalar_char
9357 or scalar_nonchar as appropriate.
9358 (adjust_field_type): Look at scalar_is_char boolean to decide whether
9360 (throughout): Use scalar_nonchar instead of calling
9361 create_scalar_type, whenever possible.
9362 (main): Initialize scalar_char and scalar_nonchar before calling
9364 * gengtype-lex.l: Adjust for removal of second argument to
9365 create_scalar_type. Use yylval.s instead of yylval.t when
9367 * gengtype-yacc.y: Type of SCALAR is string. Call
9368 create_scalar_type from type:SCALAR rule. Adjust for removal of
9369 second argument to create_scalar_type.
9371 * vec.h: Remove all #if IN_GENGTYPE blocks.
9372 Add comment saying that changes may require adjustments to gengtype.
9373 * gengtype.c: Don't include coretypes.h or tm.h.
9374 Add comment to inclusion of errors.h.
9375 (note_def_vec, note_def_vec_alloc): New functions.
9376 * gengtype.h: Declare new functions.
9377 * gengtype-lex.l: Don't include coretypes.h.
9378 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
9380 (update_lineno): Remove unnecessary prototype.
9381 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
9382 (VEC rule): Just return VEC_TOKEN.
9383 * gengtype-yacc.y (VEC_TOKEN): New token type.
9384 (type): Add a production for VEC(a,b).
9385 * Makefile.in: Update dependencies.
9387 * gengtype-lex.l: Remove rules for parsing pointer-to-function
9388 typedefs that use the old PARAMS macro.
9390 * gengtype-lex.l: Remove all rules and states relating to yacc
9392 * gengtype-yacc.y: Similarly.
9393 * gengtype.c (note_yacc_type): Delete function.
9394 * gengtype.h: Update prototypes.
9396 2007-03-26 Joseph Myers <joseph@codesourcery.com>
9398 * tree-pretty-print.c (dump_generic_node): Report precision of
9399 unnamed integer types.
9401 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
9403 * ifcvt.c (noce_try_store_flag_constants): Don't check
9404 no_new_pseudos here.
9405 (noce_try_store_flag_constants): Don't check no_new_pseudos.
9406 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
9407 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
9408 noce_try_sign_mask): Likewise.
9409 (if_convert): Check no_new_pseudos here.
9411 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
9413 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
9414 (noce_get_condition): Handle new then_else_reversed argument.
9415 (noce_init_if_info): Remove, fold into noce_find_if_block.
9416 (noce_process_if_block): Take a struct noce_if_info as the
9417 argument. Don't set up one based on ce_if_info. Update pointer
9418 references accordingly.
9419 (cond_move_process_if_block): Likewise.
9420 (process_if_block): Removed.
9421 (find_if_block): Removed. Move functionality two new functions,
9422 noce_find_if_block and cond_exec_find_if_block.
9423 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
9424 blocks and the symmetric IF-ELSE-JOIN case.
9425 (cond_exec_find_if_block): Also new function mostly based on old
9426 find_if_block and process_if_block.
9427 (find_if_header): Replace find_if_block call with separately
9428 guarded calls to noce_find_if_block and cond_exec_find_if_block.
9429 (find_cond_trap): Update noce_get_condition call.
9430 (dead_or_predicable): Likewise.
9432 2007-03-26 Jakub Jelinek <jakub@redhat.com>
9434 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
9436 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
9437 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
9438 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
9439 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
9440 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
9441 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
9442 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
9443 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
9444 __builtin_ia32_psrad128 builtins.
9446 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
9448 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
9449 * config/i386/constraints.md
9450 (define_constraint "I"): Use IN_RANGE macro.
9451 (define_constraint "J"): Ditto.
9452 (define_constraint "K"): Ditto.
9453 (define_constraint "M"): Ditto.
9454 (define_constraint "N"): Ditto.
9455 (define_constraint "O"): Ditto.
9456 * config/i386/predicates.md
9457 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
9458 (define_predicate "const_0_to_3_operand"): Ditto.
9459 (define_predicate "const_0_to_7_operand"): Ditto.
9460 (define_predicate "const_0_to_15_operand"): Ditto.
9461 (define_predicate "const_0_to_63_operand"): Ditto.
9462 (define_predicate "const_0_to_255_operand"): Ditto.
9463 (define_predicate "const_1_to_31_operand"): Ditto.
9464 (define_predicate "const_2_to_3_operand"): Ditto.
9465 (define_predicate "const_4_to_7_operand"): Ditto.
9467 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9469 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
9470 in SImode for save_world.
9471 * config/rs6000/altivec.md (save_world, restore_world): Convert to
9474 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
9476 PR tree-optimization/30784
9477 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
9480 2007-03-25 Revital Eres <eres@il.ibm.com>
9482 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
9483 Fold movement_possibility function into it.
9485 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9487 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
9488 (load_macho_picbase_{si,di}): Convert to LR hard reg.
9489 (call_indirect_nonlocal_darwin64): Same.
9490 (call_nonlocal_darwin64): Same.
9491 (call_value_indirect_nonlocal_darwin64): Same.
9492 (call_value_nonlocal_darwin64): Same.
9493 (sibcall_nonlocal_darwin64): Same.
9494 (sibcall_value_nonlocal_darwin64): Same.
9495 (sibcall_symbolic_64): Same.
9496 (sibcall_value_symbolic_64): Same.
9497 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
9499 (rs6000_emit_load_toc_table): Same.
9500 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
9501 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
9507 (load_toc_v4_pic_si): Same
9508 (load_toc_v4_PIC_1): Same.
9509 (load_toc_v4_PIC_1b): Same.
9510 (call_indirect_aix{32,64}): Same.
9511 (call_value_indirect_aix{32,64}): Same.
9514 (call_local{32,64}): Same.
9515 (call_value_local{32,64}): Same.
9516 (call_indirect_nonlocal_aix{32,64}): Same.
9517 (call_nonlocal_aix{32,64}): Same.
9518 (call_value_indirect_nonlocal_aix{32,64}): Same.
9519 (call_value_nonlocal_aix{32,64}): Same.
9520 (call_indirect_nonlocal_sysv<mode>): Same.
9521 (call_nonlocal_sysv<mode>): Same.
9522 (call_value_indirect_nonlocal_sysv<mode>): Same.
9523 (call_value_nonlocal_sysv<mode>): Same.
9525 (sibcall_local{32,64}): Same.
9526 (sibcall_value_local{32,64}): Same.
9527 (sibcall_nonlocal_aix{32,64}): Same.
9528 (sibcall_value_nonlocal_aix{32,64}): Same.
9529 (sibcall_nonlocal_sysv<mode>): Same.
9530 (sibcall_value): Same.
9531 (sibcall_value_nonlocal_sysv<mode>): Same.
9533 2007-03-24 Paul Brook <paul@codesourcery.com>
9535 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
9536 * config/arm/linux-eabi.h: Remove legacy syscall hack.
9538 2007-03-24 Richard Henderson <rth@redhat.com>
9540 * config/ia64/constraints.md: New file.
9541 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
9542 satisfies_constraint_?.
9543 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
9544 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
9545 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
9546 ia64_output_mi_thunk): Likewise.
9547 (ia64_const_ok_for_letter_p): Remove.
9548 (ia64_const_double_ok_for_letter_p): Remove.
9549 (ia64_extra_constraint): Remove.
9550 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
9551 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
9552 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
9553 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
9554 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
9555 EXTRA_MEMORY_CONSTRAINT): Remove.
9556 * config/ia64/ia64.md: Include constriants.md. Replace
9557 CONST_OK_FOR_? with satisfies_constraint_?.
9559 2007-03-23 Michael Meissner <michael.meissner@amd.com>
9560 H.J. Lu <hongjiu.lu@intel.com>
9562 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
9564 (name macros): Use DPD_BID_NAME to convert names properly.
9566 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
9567 decimal floating point format.
9568 (init_floating_libfuncs): Change decimal functions so that they
9569 have a "bid_" prefix if the decimal system uses the BID format,
9570 and "dpd_" prefix if the decimal system uses the DPD format.
9571 (init_interclass_conv_libfuncs): Ditto.
9572 (init_intraclass_conv_libfuncs): Ditto.
9574 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9575 using the BID format.
9577 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9578 whether we are using the BID decimal format.
9579 * configure: Regenerate.
9581 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9582 the compiler has decimal floating point enabled. Define
9583 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9586 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9587 using the BID format.
9589 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9590 whether we are using the BID decimal format.
9591 * configure: Regenerate.
9593 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9594 the compiler has decimal floating point enabled. Define
9595 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9598 * doc/install.texi (--enable-decimal-float): Document BID and DPD
9599 options, and that it is enabled for i386/x86_64 systems.
9601 * Makefile.in (enable_decimal_float): New.
9603 (DECNUMINC): Add -I$(DECNUMFMT).
9604 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
9605 to $(DECNUMFMT) from $(DECNUM).
9607 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
9608 Substitute enable_decimal_float.
9609 * configure: Regenerated.
9612 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
9615 * configure.ac: Enable decimal float for x86_64-*-linux*.
9616 * configure: Regenerated.
9619 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
9620 decimal128ClearSign to flip and clear the sign bit in decimal128.
9621 (decimal_real_maxval): Set decimal128SetSign to set the sign
9624 2007-03-23 Ian Lance Taylor <iant@google.com>
9626 * fold-const.c (fold_binary): Correct warning for X - c >= X.
9628 2007-03-23 Ian Lance Taylor <iant@google.com>
9630 * tree-dump.c (dump_files): Correct comment.
9632 2007-03-23 Ian Lance Taylor <iant@google.com>
9634 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
9636 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
9638 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
9639 in cfglayout mode. Don't go into and out of cfglayout mode.
9640 Link the blocks in the order of the constructed traces.
9641 (rest_of_handle_tracer): Adjust call to tracer.
9642 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
9643 Don't go into cfglayout mode.
9644 (rtl_loop_done): Don't go out of cfglayout mode.
9645 * cfglayout.c (relink_block_chain): New function, split out from...
9646 (fixup_reorder_chain): ...here. Remove redundant checking.
9647 (cfg_layout_finalize): Don't clear the header, footer, and aux
9648 fields here, move the code to do so to relink_block_chain. Likewise
9649 for free_original_copy_tables.
9650 * rtl.h (tracer): Update prototype.
9651 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
9652 Assert we are in cfglayout mode. Don't go into and out of cfglayout
9653 mode. Use relink_block_chain to serialize the CFG according to the
9654 new basic block order. Move targetm.cannot_modify_jumps_p check from
9656 (gate_handle_reorder_blocks): ...to here.
9657 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
9659 (gate_duplicate_computed_gotos): ...to here.
9660 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
9661 something always changes when going into and out of cfglayout mode.
9662 Perform an expensive cfg cleanup while going into cfglayout mode.
9663 Always update liveness information on HAVE_conditional_execution
9664 targets. Reserialize the basic blocks and go out of cfglayout mode.
9665 * reg-stack.c: Include cfglayout.h.
9666 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
9667 the call to reorder_basic_blocks.
9668 * basic-block.h (reorder_basic_blocks): Update prototype.
9669 (relink_block_chain): New prototype.
9670 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
9672 2007-03-23 Joseph Myers <joseph@codesourcery.com>
9674 * config/mips/mips.md (type, hazard, *movdi_32bit,
9675 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
9676 *movhi_internal, *movqi_internal, *movsf_hardfloat,
9677 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
9678 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
9679 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
9681 (movcc): Change first xfer to multi.
9682 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
9683 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
9684 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
9685 config/mips/generic.md: Change reservations using "xfer" to use
9687 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
9688 using match_operand.
9689 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
9690 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
9692 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
9694 2007-03-22 Richard Henderson <rth@redhat.com>
9696 * config/i386/i386.c: Remove unnecessary function declarations.
9697 Move targetm definition, and all related macros, to the end of
9698 the file. Resort some functions to put definitions before uses.
9699 (ix86_attribute_table): Make static. Move to end of file.
9700 (ix86_gimplify_va_arg): Make static.
9702 2007-03-22 Richard Henderson <rth@redhat.com>
9704 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
9705 don't increase local_regparm with force_align_arg_pointer check.
9706 (ix86_function_sseregparm): Assert 32-bit.
9707 (type_has_variadic_args_p): New.
9708 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
9709 type_has_variadic_args_p.
9710 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
9711 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
9712 use memset instead. Do maybe_vaarg check first; skip attribute
9713 tests if true; skip attribute tests for 64-bit.
9714 (construct_container): Remove TARGET_DEBUG_ARG.
9715 (function_arg_advance_32, function_arg_advance_64): Split out ...
9716 (function_arg_advance): ... from here.
9717 (function_arg_32, function_arg_64): Split out ...
9718 (function_arg): ... from here.
9719 (ix86_pass_by_reference): Tidy.
9720 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
9721 (function_value_32): New, from parts of ix86_function_value
9722 and ix86_value_regno.
9723 (function_value_64): New, from parts of ix86_function_value
9724 and ix86_libcall_value.
9725 (ix86_function_value_1): New.
9726 (ix86_function_value, ix86_libcall_value): Use it.
9727 (return_in_memory_32, return_in_memory_64): Split out ...
9728 (ix86_return_in_memory): ... from here.
9729 (ix86_struct_value_rtx): Skip for 64-bit.
9730 (ix86_libcall_value, ix86_value_regno): Remove.
9731 (setup_incoming_varargs_64): Split out ...
9732 (ix86_setup_incoming_varargs): ... from here.
9733 (ix86_va_start): Remove TARGET_DEBUG_ARG.
9734 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
9735 * config/i386/i386-protos.h (ix86_function_value): Remove.
9736 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
9738 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9741 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
9742 infinities not supported, otherwise emit warning if -Woverflow. On
9743 underflow, emit warning if -Woverflow.
9744 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
9746 * real.h (real_from_string): Update declaration
9748 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
9749 Richard Henderson <rth@redhat.com>
9751 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
9752 * calls.c (compute_argument_block_size, expand_call,
9753 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
9754 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
9755 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
9756 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
9757 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
9758 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
9759 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
9760 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
9763 2007-03-22 Joseph Myers <joseph@codesourcery.com>
9765 * c-incpath.c (add_sysroot_to_chain): New.
9766 (merge_include_chains): Add sysroot argument. Call
9767 add_sysroot_to_chain if sysrooted.
9768 (register_include_chains): Update call to merge_include_chains.
9769 * doc/cppopts.texi: Document use of '=' in include directory
9772 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
9774 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
9775 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
9776 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
9777 insn pattern using X87MODEF12 mode macro.
9779 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
9781 * regmove.c (regmove_optimize): Use reg_mentioned_p
9782 instead of reg_overlap_mentioned_p for DST.
9784 2007-03-21 Mike Stump <mrs@apple.com>
9786 * c.opt: Fixup for Objective-C/C++.
9788 2007-03-21 Steve Ellcey <sje@cup.hp.com>
9790 * explow.c (convert_memory_address): Fold memory reference when
9791 POINTERS_EXTEND_UNSIGNED < 0
9793 2007-03-21 Richard Henderson <rth@redhat.com>
9796 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
9797 * config/i386/mmintrin.h (__m64): Likewise.
9798 * config/i386/xmmintrin.h (__m128): Likewise.
9800 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9802 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
9803 (VXWORKS_OS_CPP_BUILTINS): Define.
9804 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
9805 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
9807 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9809 * rtl.h (constant_pool_reference_p): Delete.
9810 (find_constant_src): Declare.
9811 * rtlanal.c (find_constant_src): New function.
9812 * simplify-rtx.c (constant_pool_reference_p): Delete.
9813 * config/i386/i386.md: Use find_constant_src instead of
9814 constant_pool_reference_p/avoid_constant_pool_reference pairs.
9816 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9818 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
9819 * c-cppbuiltin.c (c_cpp_builtins): Define them.
9821 2007-03-20 Mark Mitchell <mark@codesourcery.com>
9823 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
9824 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
9825 (arm_elf_asm_constructor): Use it.
9826 (arm_elf_asm_destructor): New function.
9828 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
9830 * jump.c (mark_jump_label): Treat SEQUENCE specially.
9832 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
9834 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
9836 2007-03-19 Andrew Haley <aph@redhat.com>
9838 PR tree-optimization/31264
9839 * tree-vrp.c (register_edge_assert_for_1): Don't look though
9842 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
9844 PR rtl-optimization/30907
9845 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
9846 (fwprop_init): Always call loop_optimizer_initialize.
9847 (fwprop_done): Always call loop_optimizer_finalize.
9848 (fwprop): We always have loop info now.
9849 (gate_fwprop_addr): Remove.
9850 (pass_fwprop_addr): Use gate_fwprop as gate.
9852 PR rtl-optimization/30841
9853 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
9854 df_chain_alloc): Call df_reorganize_refs unconditionally.
9855 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
9856 refs_organized to refs_organized_size.
9857 (df_ref_create_structure): Use refs_organized_size instead of
9858 bitmap_size if refs had been organized, and keep refs_organized_size
9860 * df.h (struct df_ref_info): Change refs_organized to
9861 refs_organized_size.
9862 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
9865 2007-03-19 Mark Mitchell <mark@codesourcery.com>
9867 * except.c (output_function_exception_table): Do not reference the
9868 EH personality routine for functions that do not require an
9871 2007-03-20 Jakub Jelinek <jakub@redhat.com>
9874 * c-typeck.c (convert_for_assignment): Call comptypes for
9875 RECORD_TYPE or UNION_TYPE.
9878 * reload1.c (reload): Do invalid ASM checking after
9879 cleanup_subreg_operands.
9881 2007-03-19 Jeff Law <law@redhat.com>
9883 * tree-cfg.c (find_taken_edge): Tighten conditions for
9884 optimizing computed gotos.
9886 2007-03-19 Michael Matz <matz@suse.de>
9888 * builtins.c (expand_builtin_sync_operation,
9889 expand_builtin_compare_and_swap,
9890 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
9893 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
9894 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
9897 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9899 * doc/tm.texi: Add brackets around the return type of
9900 TARGET_SECONDARY_RELOAD.
9902 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9903 Richard Guenther <rguenther@suse.de>
9905 PR tree-optimization/31254
9906 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
9907 Use handled_component_p () where appropriate. Continue
9908 propagating into the rhs if we propagated into an INDIRECT_REF
9911 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9913 * config/s390/s390.md (op_type attribute): RRR instruction type added.
9914 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
9915 (xde, xdee): Mode attributes adjusted to support DFP modes.
9916 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
9917 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
9918 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
9919 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
9920 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
9921 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9922 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
9924 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
9925 "movsf"): Insn definitions removed.
9926 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
9927 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
9928 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
9930 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
9931 "reload_in<mode>", "reload_out<mode>"): Expander added.
9932 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
9935 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9937 * config/s390/s390.md: Only non-functional changes. Renamed
9938 FPR mode macro to BFP all over the file.
9940 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9942 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
9943 (op_type attribute): RRF instruction type added.
9944 (fT0): New mode attribute.
9945 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9946 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
9947 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
9948 instruction no secondary memory is needed when moving DFmode values
9949 between GPRs and FPRs.
9951 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9953 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
9954 inverted and documentation adjusted.
9955 ("mhard-dfp", "msoft-dfp"): New options.
9956 * config/s390/s390.c (s390_handle_arch_option): New architecture
9958 (override_options): Sanity checks for the new options added.
9959 * config.gcc: New architecture switch: z9-ec.
9960 * config/s390/s390.h (processor_flags): PF_DFP added.
9961 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
9962 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
9963 when the bit is NOT set so remove it from the defaults.
9965 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9967 * genemit.c (main): Print include statement for dfp.h.
9968 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
9971 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9973 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
9975 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
9978 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
9981 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9983 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
9984 attr_length_call, output_call, output_indirect_call): Cleanup
9985 formatting of targetm calls.
9987 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
9989 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
9991 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9993 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
9994 reservation, bypass and anti-bypass descriptions for these
9995 instructions. Update move patterns.
9996 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
9999 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10001 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10002 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10003 (get_initial_def_for_reduction): Likewise.
10005 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10007 Fix PR tree-optimization/29922
10008 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10009 (get_representative): Removed.
10010 (value_dies_in_block_x): Update for rvuse removal.
10011 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10012 (compute_antic_aux): Handle when PHI nodes appear in
10013 non-single-successors.
10014 (dump_bitmap_of_names): Removed.
10015 (compute_antic_safe): Renamed and removed rvuse calculation.
10016 Calculate only antic safe.
10017 (insert_into_preds_of_block): Remove assert.
10018 (execute_pre): Update for renamed functions.
10019 (defer_or_phi_translate_block): New function.
10021 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10023 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10024 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10026 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10027 Follow spelling conventions.
10029 * tree-data-ref.h: Remove the prototype for analyze_array.
10031 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10033 PR tree-optimization/31041
10034 * tree-vect-transform.c (get_initial_def_for_induction): Call
10035 force_gimple_operand.
10037 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10039 * ipa-type-escape.c (look_for_casts) : Revert code to use
10040 handled_component_p due to ada test a-numaux.adb.
10042 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10044 * final.c (final_scan_insn): Alter the condition of a
10045 conditional trap if we have nonstandard CC.
10047 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10049 * configure.ac: Remove excess quoting from asm line 0 test.
10050 * configure: Rebuilt.
10052 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10054 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10055 * c-common.c (convert_and_check): Move warning logic to...
10056 (warnings_for_convert_and_check): ...here. Define.
10057 * c-common.h (warnings_for_convert_and_check): Declare.
10059 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10061 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10062 (output_call): Likewise.
10064 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10066 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10068 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10070 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10072 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10074 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10075 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10077 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10079 PR tree-optimization/31183
10080 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10081 Use double_int instead of unsigned int for representing access_strides.
10082 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10084 2007-03-16 Richard Guenther <rguenther@suse.de>
10086 PR tree-optimization/31146
10087 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10088 to allow recursion of forward_propagate_addr_expr.
10089 (forward_propagate_addr_into_variable_array_index): Likewise.
10090 (forward_propagate_addr_expr): Likewise.
10091 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10092 (forward_propagate_addr_expr_1): Recurse on simple copies
10093 instead of propagating into them. Do so for useless conversions
10095 (forward_propagate_addr_expr): Clean up unused statements after
10098 2007-03-16 Richard Guenther <rguenther@suse.de>
10100 * builtins.c (expand_builtin_cexpi): Use the right argument
10101 for the expansion via cexp.
10103 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10105 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10106 * configure: Rebuilt.
10108 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10111 * dwarf2out.c (force_type_die): Adjust comment.
10112 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10114 2007-03-15 DJ Delorie <dj@redhat.com>
10116 * config/frv/predicates.md (minmax_operator): Don't check operands
10119 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10121 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10122 Update constant estimates of number of iterations.
10123 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10124 argument renamed to "realistic".
10125 (compute_estimated_nb_iterations): Removed.
10126 (record_niter_bound): New function.
10127 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10128 call record_nonwrapping_iv with upper = false.
10129 (infer_loop_bounds_from_signedness): Pass upper argument to
10130 record_nonwrapping_iv.
10131 (estimate_numbers_of_iterations_loop): Do not call
10132 compute_estimated_nb_iterations. Record estimate based on profile
10133 information. Initialize the constant estimates of number of
10135 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10137 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10138 number of iterations is too small.
10139 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10140 (EST_NOT_AVAILABLE): Removed.
10141 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10142 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10145 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10147 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10148 Handle NE_EXPR guards.
10150 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10153 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10154 Set also -pedantic-errors by default for the preprocessor unless
10155 -fpermissive is given.
10157 2007-03-15 Richard Guenther <rguenther@suse.de>
10159 PR middle-end/29719
10160 PR middle-end/31161
10161 * builtins.c (expand_builtin_cexpi): As a fallback if we
10162 don't have builtins for sincos or cexp create a function
10163 declaration for cexp and expand to a call to that.
10164 (expand_builtin_int_roundingfn): Always fall
10165 back to floor/ceil and its variants even if they may be
10168 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10170 PR middle-end/31159
10171 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10172 jump tables, move the call to delete_dead_jumptables from here...
10173 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10174 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10175 don't allow merging of blocks that try_redirect_by_replacing_jump
10176 also does not handle when not optimizing.
10178 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10179 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10181 * config/i386/i386.md (x86_sahf_1): Correctly handle
10184 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10187 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10188 x86_64_general_operand as operand[2] predicate. Remove "iF"
10189 from operand constraints and use "e" constraint instead.
10190 (*subti3_1, *subti3_1 splitter): Ditto.
10191 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10192 operand[1] predicate.
10194 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10196 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10197 arrays, multiply the access strides by the size of the sub-array.
10198 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10200 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10202 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10203 the configured assembler supports the sahf mnemonic.
10204 * configure: Regenerate.
10205 * config.in: Regenerate.
10207 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10208 emit "sahf" or ".byte\t0x9e" as asm template.
10210 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10213 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10214 option to replace hard coded TARGET_xxx in md file.
10215 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10216 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10217 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10218 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10219 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10220 (X86_TUNE_NOT_VECTORMODE): Ditto.
10221 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10222 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10223 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10224 (TUNE_SLOW_IMUL_IMM8): Ditto.
10225 (TUNE_MOVE_M1_VIA_OR): Ditto.
10226 (TUNE_NOT_UNPAIRABLE): Ditto.
10227 (TUNE_NOT_VECTORMODE): Ditto.
10229 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10232 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10233 tuning options instead of hard coded TARGET_xxx.
10234 (fix ssemode peephole2's): Ditto.
10235 (imul peephole2's): Ditto.
10237 (movdi_or_rex64): Ditto.
10238 (move peephole2): Ditto.
10239 (not peephole2's): Ditto.
10241 2007-03-14 Dirk Mueller <dmueller@suse.de>
10243 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10244 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10245 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10247 * c-parser.c (c_parser_do_statement): Warn about empty body in
10248 do/while statement.
10249 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10250 * doc/invoke.texi (-Wempty-body): Update documentation.
10252 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10255 * c-common.h (warn_for_div_by_zero): Declare.
10256 * c-common.c (warn_for_div_by_zero): Define.
10257 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10260 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10262 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
10263 to PREFIX and STANDARD_PREFIX.
10265 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10266 Phil Edwards <phil@codesourcery.com>
10268 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
10269 (__gthread_once_t): Remove busy field for RTPs.
10270 (__GTHREAD_ONCE_INIT): Update accordingly.
10272 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10274 * doc/invoke.texi: Document VxWorks options.
10276 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10278 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
10280 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
10282 PR tree-optimization/30590
10283 * tree-nrv.c (tree_nrv): Check for the partial update of the
10286 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10288 * flags.h (flag_random_seed): Remove declaration, in favor of...
10289 * toplev.h (get_random_seed, set_random_seed): ... these.
10290 * tree.c (get_file_function_name): Use the former.
10291 * opts.c (common_handle_option): Use the latter.
10294 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
10296 PR middle-end/31127
10297 * cse.c (cse_find_path): Do not bail out if a basic block that
10298 we already visited now becomes part of a path that starts at a
10299 different basic block. Just disallow this, to make sure we
10300 visit each basic block at most once.
10302 2007-03-13 Jan Hubicka <jh@suse.cz>
10304 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
10305 attributes, when profile esitmate is present, calls with very low
10306 frequency are cold.
10308 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
10310 PR tree-optimization/30730
10311 PR tree-optimization/26900
10312 * tree-ssa-loop-niter.c: Include gmp.h.
10313 (bounds): New type.
10314 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
10315 split_to_var_and_offset, determine_value_range,
10316 bound_difference_of_offsetted_base, refine_bounds_using_guard,
10317 bound_difference, bounds_add, bounds_negate,
10318 number_of_iterations_ne_max, dump_affine_iv): New functions.
10319 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
10320 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
10321 difference of initial and final value of control iv to validate
10323 (number_of_iterations_cond): Add loop parameter. Determine bounds
10324 on the difference of the extremes of the control iv. Add dumps.
10325 (expand_simple_operations): Handle phi nodes.
10326 (simplify_using_initial_conditions): Do not record used conditions.
10327 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
10328 Do not set additional_info.
10329 (implies_nonnegative_p, implies_ge_p): Removed.
10330 (derive_constant_upper_bound): Do not use parameter `additional'.
10331 (record_estimate): Parameter `additional' removed. Parameter
10332 `i_bound' added. Do not call derive_constant_upper_bound.
10333 (record_nonwrapping_iv): Use derive_constant_upper_bound to
10334 bound the number of iterations estimate.
10335 (estimate_numbers_of_iterations_loop): Pass the estimate from
10336 the number of iterations analysis to record_estimate.
10337 * tree.h (multiple_of_p): Declare.
10338 * tree-scalar-evolution.c (expression_expensive_p): Removed.
10339 (scev_const_prop): Do not check expression_expensive_p.
10340 * fold-const.c (multiple_of_p): Exported.
10341 * double-int.c (double_int_mask): Exported.
10342 * double-int.h (double_int_mask): Declare.
10343 * tree-flow.h (struct tree_niter_desc): Removed additional_info
10344 field. Added max field.
10346 2007-03-13 David Taylor <taylor@candd.org>
10349 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
10352 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10355 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
10356 two unamed patterns.
10358 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
10360 * config/i386/i386.opt (mcx16, msahf): New options.
10361 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
10362 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
10364 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
10365 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
10366 Output -mcx16 and -msahf options when corresponding bit is set.
10368 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
10369 and -msahf options.
10371 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10373 * configure.ac: Test for assembler tolerance to # 0 "".
10374 * configure, config.in: Rebuilt.
10375 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
10377 2007-03-13 Geoffrey Keating <geoffk@apple.com>
10379 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
10381 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
10382 (handle_syscall): Handle direct system calls.
10383 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
10385 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10387 * doc/invoke.texi: Fix cpp.info cross-reference.
10388 * doc/passes.texi: Fix gcc.info cross-reference.
10390 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
10392 PR tree-optimization/30835
10393 * lambda-code.c (can_convert_to_perfect_nest): Check whether
10394 bb_for_stmt is not NULL before accessing it.
10396 2007-03-12 Joseph Myers <joseph@codesourcery.com>
10398 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
10401 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10404 * doc/install.texi: Document --enable-stage1-languages
10406 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
10408 * tree-pass.h (pass_into_cfg_layout_mode,
10409 pass_outof_cfg_layout_mode): Declare.
10410 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
10411 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
10412 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
10413 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
10415 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
10417 * c-decl.c (warn_variable_length_array): New function.
10418 Refactored from grokdeclarator to handle warn_vla
10419 and handle unnamed array case.
10420 (grokdeclarator): Refactored VLA warning case.
10421 * c.opt (Wvla): New flag.
10422 * doc/invoke.texi (Wvla): New warning.
10424 2007-03-12 Richard Henderson <rth@redhat.com>
10426 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
10427 (TARGET_SECTION_TYPE_FLAGS): New.
10429 2007-03-12 Richard Henderson <rth@redhat.com>
10431 * config/darwin.c (machopic_reloc_rw_mask): New.
10432 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
10433 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
10435 2007-03-12 Mark Mitchell <mark@codesourcery.com>
10437 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
10438 * cppdefault.h (cpp_PREFIX): Document.
10439 (cpp_PREFIX_len): Likewise.
10440 (cpp_EXEC_PREFIX): New variable.
10441 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
10442 * c-incpath.c (add_standard_paths): Correct logic for relocating
10443 paths within prefix.
10445 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
10447 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
10448 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
10450 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
10451 fix_truncdfdi_sse using SSEMODEF mode macro.
10452 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
10453 fix_truncdfsi_sse using SSEMODEF mode macro.
10454 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
10455 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
10457 2007-03-12 Richard Sandiford <richard@codesourcery.com>
10459 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
10460 elfos.h to tm_file.
10462 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
10464 * tree.h : Add multiple_of_p declaration.
10465 * fold-const.c (multiple_of_p): Make multiple_of_p public.
10466 * ipa-type-escape.c (results_of_malloc): Redundant.
10467 (visited_stmts): New. Visited stmt for walk_use_def_chains.
10468 (cast_type): Extended with new members.
10469 (check_cast): Returns cast_type.
10470 (cast): New structure for data of walk_use_def_chains.
10471 (is_malloc_result, is_cast_from_non_pointer_1,
10472 is_cast_from_non_pointer,
10473 is_array_access_through_pointer_and_index): New functions.
10474 (look_for_casts): Returns cast types.
10475 (check_call): Returns void.
10476 (okay_pointer_operation): Use support of pointer plus index,
10477 pointer plus constant and allow all multiplications.
10479 2007-03-11 Richard Guenther <rguenther@suse.de>
10481 PR tree-optimization/31115
10482 * tree-vrp.c (extract_range_from_binary_expr): Make sure
10483 the shift count is positive and non-anti-range for RSHIFT_EXPR.
10484 A shift count of zero is not special as with *_DIV_EXPR.
10485 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
10488 2007-03-11 Ian Lance Taylor <iant@google.com>
10490 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
10491 the *_DIV_EXPR codes correctly with overflow infinities.
10493 2007-03-11 Ira Rosen <irar@il.ibm.com>
10495 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
10496 indicate success/failure of the analysis. Add negation to subtrahend
10497 in case of subtraction. Fail if both operands contain constants.
10498 (create_data_ref): Fail if analyze_offset fails.
10500 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10502 * config/i386/i386.md (frndintxf2): Rename to ...
10503 (rintxf2): ... this. Remove expander having same name.
10504 (rintsf2, rintdf2): Implement using SSEMODEF macro.
10505 (roundsf2, rounddf2): Ditto.
10506 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
10507 (lround<mode>di2, lround<mode>si2): Ditto.
10509 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
10511 * lower-subreg.c: Include except.h.
10512 (decompose_multiword_subregs): Verify that the only control flow
10513 insns we can split are loads to multi-words pseudos.
10514 Handle breaking such blocks after splitting, instead of calling
10515 find_many_sub_basic_blocks.
10517 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
10518 on the new basic block. Add a lengthy comment explaining why we
10519 thought this was necessary.
10520 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
10522 2007-03-10 Mark Mitchell <mark@codesourcery.com>
10525 * tree.c (walk_type_fields): Recurse into the element type of
10526 ARRAY_TYPEs if there is a pointer set.
10528 2007-03-10 Dirk Mueller <dmueller@suse.de>
10530 * c-common.c (warn_logical_operator): Fix condition.
10532 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
10534 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
10536 * config/darwin.c (machopic_select_section): Remove superfluous
10537 argument in call to categorize_decl_for_section. Remove unused
10540 2007-03-10 Joseph Myers <joseph@codesourcery.com>
10542 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
10544 * configure: Regenerate.
10546 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
10549 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
10550 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
10551 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
10552 Add LABEL_NUSES to emitted label.
10553 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
10554 branch probability value to emitted jump insn.
10555 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
10556 Do not check life information and do not re-arrange input operands
10557 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
10559 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10561 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
10562 the change of decode_asm_operands.
10564 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10566 * mode-switching.c (create_pre_exit): Skip blockage insn.
10568 2007-03-09 Diego Novillo <dnovillo@redhat.com>
10570 * tree-pass.h (TODO_update_smt_usage): Remove.
10572 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10576 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10578 * pa.c (attr_length_call): Revise condition for long
10579 pc-relative branch.
10580 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
10581 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
10582 sequence on SOM target.
10584 2007-03-09 Geoffrey Keating <geoffk@apple.com>
10586 * gcc.c: Document %{, in big comment at top.
10587 (input_suffix_matches): Remove special handling for .s and
10589 (input_spec_matches): New.
10590 (handle_braces): Handle %{,.
10591 (validate_switches): ',' indicates a value which is not a switch.
10592 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
10593 to detect assembler input.
10594 * config/i386/sol2.h (CPP_SPEC): Likewise.
10595 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
10596 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
10597 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
10598 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
10599 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
10600 -m64 causes deployment target to default to 10.5.
10601 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10603 2007-03-09 Richard Henderson <rth@redhat.com>
10606 * target.h (targetm.asm.out.reloc_rw_mask): New.
10607 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
10608 (TARGET_ASM_OUT): Use it.
10609 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
10610 * varasm.c (categorize_decl_for_section): Remove shlib argument;
10611 use the new reloc_rw_mask target hook instead.
10612 (default_section_type_flags_1): Merge into...
10613 (default_section_type_flags): ... here.
10614 (decl_readonly_section_1): Merge into...
10615 (decl_readonly_section): ... here.
10616 (default_elf_select_section_1): Merge into...
10617 (default_elf_select_section): ... here.
10618 (default_unique_section_1): Merge into...
10619 (default_unique_section): ... here.
10620 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
10621 (default_select_rtx_section): Use it.
10622 (default_elf_select_rtx_section): Likewise.
10623 * output.h: Update to match.
10624 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
10625 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
10626 (TARGET_ASM_RELOC_RW_MASK): New.
10627 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
10628 to categorize_decl_for_section.
10629 (x86_64_elf_unique_section): Likewise.
10630 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
10631 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
10632 (TARGET_ASM_RELOC_RW_MASK): New.
10633 * config/ia64/ia64.c (ia64_rwreloc_select_section,
10634 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
10635 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
10636 (TARGET_RWRELOC): Remove.
10637 (ia64_section_type_flags): Adjust call to default_section_type_flags.
10638 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10639 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
10640 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
10641 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
10642 (rs6000_xcoff_select_section): Use decl_readonly_section.
10643 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
10644 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10645 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
10646 (TARGET_SECTION_TYPE_FLAGS): Remove.
10647 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
10649 2007-03-09 Roger Sayle <roger@eyesopen.com>
10651 * fold-const.c (fold_comparison): Remove compile-time evaluation of
10652 complex constant equality/inequality comparisons for here.
10653 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
10654 known at compile-time or can be simplified to a scalar comparison.
10655 (fold_relational_const): Move compile-time evaluation of complex
10656 constant equality/inequality comparisons to here.
10658 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10660 PR rtl-optimization/30643
10661 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
10663 (fold_rtx): Recurse, like before 2006-11-03.
10665 2007-03-09 DJ Delorie <dj@redhat.com>
10667 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
10670 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
10672 PR tree-optimization/30375
10673 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
10674 LHS of statements is not the same.
10675 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
10677 2007-03-09 Chao-ying Fu <fu@mips.com>
10679 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
10681 * doc/invoke.texi (-mdspr2): Document new option.
10682 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
10683 New unspec for DSP REV 2.
10684 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
10685 these instructions are extended in DSP REV 2.
10686 (mips-dspr2.md): Include.
10687 * config/mips/mips.opt (mdspr2): New option.
10688 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
10689 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
10690 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
10691 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
10692 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
10693 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
10694 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
10696 (bdesc_map): Add one field of unsupported_target_flags.
10697 (bdesc_arrays): Update entries to have extra fields. Add
10699 (mips_init_builtins): Initialize new function types.
10700 Check unsupported_target_fileds to filter out builtins.
10701 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
10703 (ASM_SPEC): Pass mdspr2 to the assembler.
10704 * config/mips/mips-dspr2.md: New file.
10706 2007-03-09 Sa Liu <saliu@de.ibm.com>
10708 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
10710 2007-03-09 Ian Lance Taylor <iant@google.com>
10712 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
10713 argument) like -Wstrict-overflow=2.
10714 * doc/invoke.texi (Warning Options): Update documentation.
10716 2007-03-09 Dirk Mueller <dmueller@suse.de>
10719 * doc/invoke.texi (-Wlogical-op): Document.
10720 * common.opt (-Wlogical-op): New.
10721 * c-common.h (warn_logical_operator): Declare.
10722 * c-common.c (warn_logical_operator): Define.
10723 * c-typeck.c (parser_build_binary_op): Call
10724 warn_logical_operator.
10726 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10728 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
10729 * final.c (final_scan_insn): Test for non-"" file name.
10731 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
10733 * doc/loop.texi: Document the Omega linear constraints solver.
10734 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
10735 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
10736 omega-hash-table-size, omega-max-keys, and
10737 omega-eliminate-redundant-constraints.
10738 * tree-pass.h (pass_check_data_deps): Declared.
10741 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
10742 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
10743 pass_check_data_deps): New.
10744 * tree-data-ref.c (init_data_ref): Remove declaration.
10745 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
10746 (analyze_array): Renamed init_array_ref, move up initializations.
10747 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
10748 Removed arguments that are set to NULL.
10749 (analyze_indirect_ref): Correct indentation, correct call to
10751 (object_analysis): Call init_array_ref instead of analyze_array.
10752 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
10753 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
10754 of DR_ACCESS_FNS_ADDR.
10755 (init_omega_eq_with_af, omega_extract_distance_vectors,
10756 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
10757 ddr_consistent_p): New.
10758 (compute_affine_dependence): Check consistency of ddrs when
10759 flag_check_data_deps is passed.
10760 (analyze_all_data_dependences): Uncomment.
10761 (tree_check_data_deps): New.
10762 * tree-data-ref.h: Include omega.h.
10763 (DR_ACCESS_FNS_ADDR): Removed.
10764 (data_dependence_relation): Add inner_loop.
10765 (DDR_INNER_LOOP): New.
10766 * common.opt (fcheck-data-deps): New.
10767 * tree-flow.h (tree_check_data_deps): Declare.
10768 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
10769 (OBJS-common): Depend on omega.o.
10771 * passes.c (pass_check_data_deps): Scheduled.
10772 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
10773 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
10774 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
10775 PARAM_VECT_MAX_VERSION_CHECKS,
10776 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
10778 2007-03-09 Richard Guenther <rguenther@suse.de>
10780 PR tree-optimization/30904
10781 PR middle-end/31058
10782 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
10783 the same way as *_DIV_EXPR.
10785 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10787 * recog.c (decode_asm_operands): No mixed declarations and code.
10789 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10791 * rtl.def (ASM_INPUT): Add location.
10792 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
10793 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
10794 (decode_asm_operands): Add loc operand.
10795 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
10796 * stmt.c (expand_asm): Rename to...
10797 (expand_asm_loc): ... this. Add locus argument. Pass it on to
10798 gen_rtx_ASM_INPUT_loc.
10799 (expand_asm_expr): Adjust.
10800 * recog.c (decode_asm_operands): Add loc operand.
10801 (check_asm_operands, extract_insn): Adjust.
10802 * reload1.c (maybe_fix_stack_asms): Likewise.
10803 * final.c (asm_insn_count): Likewise.
10804 (final_scan_insn): Output # line before and after asm.
10806 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
10808 * tree-ssa-structalias.c (variable_info): Remove
10810 (new_var_info): Ditto.
10811 (shared_bitmap_info_t): New structure.
10812 (shared_bitmap_table): New variable.
10813 (shared_bitmap_hash): New function.
10814 (shared_bitmap_eq): Ditto
10815 (shared_bitmap_lookup): Ditto.
10816 (shared_bitmap_add): Ditto.
10817 (merge_smts_into): Change to take bitmap directly.
10818 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
10819 (init_alias_vars): Init shared bitmap hashtable.
10820 (delete_points_to_sets): Delete shared bitmap hashtable.
10821 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
10822 is_aliased removal as a change that was still necessary was
10825 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
10827 * config/i386/i386.h (override_options): Conditionally disable
10828 x86_sahf for 64bit targets only.
10830 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10833 * c-decl.c (merge_decls): Don't call make_var_volatile.
10834 * varasm.c (make_var_volatile): Remove.
10835 * output.h (make_var_volatile): Remove.
10837 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
10839 PR tree-optimization/31085
10840 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
10842 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10844 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
10845 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
10846 ATTR_CONST_NOTHROW_LIST.
10848 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10851 2007-03-08 Diego Novillo <dnovillo@redhat.com>
10853 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
10855 2007-03-08 Geoffrey Keating <geoffk@apple.com>
10858 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
10860 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
10861 passed, use shared libgcc.
10863 2007-03-08 Roger Sayle <roger@eyesopen.com>
10865 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
10866 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10867 (honor_protect_cleanup_actions, lower_try_finally_switch):
10869 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
10870 ifc_temp_var): Likewise.
10871 * tree-inline.c (setup_one_parameter): Likewise.
10872 * tree-mudflap.c (mf_decl_cache_locals,
10873 mf_build_check_statement_for): Likewise.
10874 * tree-nested.c (init_tmp_var, save_tmp_var,
10875 finalize_nesting_tree_1): Likewise.
10876 * tree-outof-ssa.c (insert_copy_on_edge,
10877 insert_backedge_copies): Likewise.
10878 * tree-profile.c (tree_gen_edge_profiler,
10879 tree_gen_ic_profiler): Likewise.
10880 * tree-scalar-evolution.c (scev_const_prop): Likewise.
10881 * tree-sra.c (sra_build_assignment): Likewise.
10882 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
10883 * tree-ssa-math-opts.c (insert_reciprocals,
10884 execute_cse_sincos_1): Likewise.
10885 * tree-tailcall.c (adjust_accumulator_values,
10886 adjust_return_value): Likewise.
10887 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
10888 * tree-vect-transform.c (vect_create_data_ref_ptr,
10889 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
10890 vect_create_epilog_for_reduction, vectorizable_reduction,
10891 vectorizable_call, vectorizable_conversion,
10892 vectorizable_assignment, vectorizable_operation,
10893 vectorizable_type_demotion, vect_gen_widened_results_half,
10894 vect_permute_store_chain, vectorizable_store,
10895 vect_setup_realignment, vect_permute_load_chain,
10896 vectorizable_load, vectorizable_condition,
10897 vect_create_cond_for_align_checks): Likewise.
10898 * tree-vrp.c (build_assert_expr_for): Likewise.
10900 2007-03-08 Ian Lance Taylor <iant@google.com>
10902 * tree-vrp.c: Include "intl.h".
10903 (usable_range_p): New static function.
10904 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
10905 overflowed values, juts set *strict_overflow_p.
10906 (compare_values): Only return -2 if one of the operands is not a
10908 (compare_ranges): Call usable_range_p.
10909 (compare_range_with_value): Likewise.
10910 (vrp_evaluate_conditional_warnv): Rename from
10911 vrp_evaluate_conditional. Make static. Change all callers.
10912 (vrp_evaluate_conditional): New function.
10913 (simplify_div_or_mod_using_ranges): Issue warning about reliance
10914 on signed overflow.
10915 (simplify_abs_using_ranges): Likewise.
10916 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
10917 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
10918 within_stmt parameter.
10919 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10920 vrp_evaluate_conditional.
10921 * tree-ssa-threadedge.c
10922 (record_temporary_equivalences_from_stmts_at_dest): Change
10923 simplify parameter to take a second tree parameter.
10924 (simplify_control_stmt_condition): Likewise.
10925 (thread_across_edge): Likewise.
10926 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10927 (thread_across_edge): Likewise.
10928 * Makefile.in (tree-vrp.o): Depend upon intl.h.
10930 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
10932 * config/i386/i386.h (TARGET_SAHF): New define.
10933 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
10934 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
10935 (x86_sahf): New global variable.
10936 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
10937 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
10938 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
10939 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
10941 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
10942 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
10943 when expanding fcomi/sahf based tests.
10944 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
10945 expanding sahf based alternative. Emit sahf based sequence when
10946 optimizing for code size.
10947 * config/i386/i386.md (x86_sahf_1): Do not disable for
10948 TARGET_64BIT, enable for TARGET_SAHF.
10950 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
10952 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
10953 spurious whitespace from error message.
10955 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
10958 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
10960 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
10962 * c-decl.c (grokdeclarator): Disable warnings for anonymous
10964 * tree-sra.c (instantiate_element): Propagate disabled warnings
10965 from the element itself to the created variable.
10967 2007-03-07 Richard Henderson <rth@redhat.com>
10970 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
10971 silently fix up the stack in the case of a missing register.
10973 2007-03-07 Paul Brook <paul@codesourcery.com>
10975 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
10977 2007-03-07 Joseph Myers <joseph@codesourcery.com>
10979 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
10981 (phase1_vrs): Use them.
10982 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
10983 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
10984 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
10985 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
10986 __gnu_Unwind_Restore_WMMXC if required.
10987 (_Unwind_VRS_Pop): Implement iWMMXt support.
10988 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
10989 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
10990 gnu_Unwind_Save_WMMXC): Define.
10992 2007-03-07 Richard Sandiford <richard@codesourcery.com>
10994 * config/vxworks.h (vxworks_override_options): Declare.
10995 (VXWORKS_OVERRIDE_OPTIONS): Use it.
10996 * config/vxworks.c: Include target.h and toplev.h.
10997 (vxworks_override_options): New function.
10998 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11000 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11002 * config/s390/s390.c (override_options): Don't emit an error when
11003 -mstack-size is used without providing -mstack-guard.
11004 (s390_emit_prologue): Choose stack_guard value automatically if not
11005 provided via command line.
11006 * doc/invoke.texi: Adjust description of -mstack-guard and
11009 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11011 * config/i386/i386.c (output_set_got): Add a GOT initialization
11012 sequence for VxWorks PIC.
11013 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11014 around labels as well as symbols. Use gotoff_operand instead
11015 of local_symbolic_operand.
11016 (legitimize_pic_address): Use gotoff_operand instead of
11017 local_symbolic_operand. Use @GOT accesses for labels as
11019 (ix86_output_addr_diff_elt): Use PC-relative rather than
11020 GP-relative offsets for VxWorks PIC.
11021 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11022 no_new_pseudos. Check whether the returned register is op0.
11023 * config/i386/i386.md (tablejump): Use PC-relative rather than
11024 GP-relative offsets for VxWorks PIC.
11025 * config/i386/predicates.md (gotoff_operand): New predicate.
11027 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11029 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11031 * config/vxworks-dummy.h: New file.
11032 * config/i386/i386.h: Include it.
11034 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11036 * dwarf2out.c (is_inlined_entry_point): New
11037 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11038 DW_AT_ranges if the first subblock is the entry point.
11040 2007-03-06 David Daney <ddaney@avtrex.com>
11042 * doc/install.texi (mips-*-*): Change recommended binutils
11045 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11047 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11048 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11050 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11051 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11053 2007-03-06 Jan Hubicka <jh@suse.cz>
11055 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11056 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11058 (probably_cold_bb_p): Cold functions are cold.
11059 (probably_never_executed_bb_p): Cold functions are cold.
11060 (tree_bb_level_predictions): Predict calls to cold functions as not
11062 (compute_function_frequency): Check hot/cold attributes.
11063 * function.h (function_frequency): Update comments.
11064 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11065 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11066 (c_common_att): Add cold and hot.
11068 * doc/extend.texi (hot,cold attributes): Document.
11070 2007-03-06 Andrew Haley <aph@redhat.com>
11072 * function.c (expand_function_end): Move blockage to just after we
11073 emit the label for the naked return from the function.
11075 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11077 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11080 2007-03-06 Jan Hubicka <jh@suse.cz>
11082 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11083 loaded for constant large models. Non-large 64bit PIC can do.
11084 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11085 * cmodel.h: Add LARGE PIC.
11086 * i386.md (UNSPEC_PLTOFF): New.
11087 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11089 (*call_1_rex64): Disable for large models.
11090 (*call_1_rex64_large): New.
11091 (*call_value_1_rex64): Disable for large models.
11092 (*call_value_1_rex64_large): New.
11093 (set_rip_rex4): New.
11094 (set_got_offset_rex64): New.
11095 * predicates.md (constant_call_address_operand): For large model
11096 constant calls are not possible.
11097 * i386-protos.h (construct_plt_address): Declare.
11098 * i386.c (override_options): Accept large models.
11099 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11100 (legitimate_constant_p): Add new UNSPECs.
11101 (legitimate_pic_operand_p): Likewise.
11102 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11103 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11105 (output_pic_addr_const): Add PLTOFF.
11106 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11107 (ix86_expand_move): Legitimize pic address when in PIC mode.
11108 (construct_plt_address): New function.
11109 (ix86_expand_call): Offload the address to register and use GOT
11110 pointer for large model.
11111 * invoke.texi (mcmodel=large): Update documentation.
11113 2007-03-06 Richard Henderson <rth@redhat.com>
11115 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11116 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11117 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11118 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11119 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11120 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11121 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11122 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11123 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11124 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11125 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11126 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11127 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11128 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11129 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11130 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11131 x86_schedule, x86_use_bt, x86_pad_returns,
11132 x86_use_xchgb): Merge into ...
11133 (ix86_tune_features): ... here. New array.
11134 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11135 x86_bswap): Merge into ...
11136 (ix86_arch_features): ... here. New array.
11137 (x86_3dnow_a): Remove.
11138 (x86_accumulate_outgoing_args): Make static.
11139 (x86_arch_always_fancy_math_387): Make static.
11140 (ix86_tune_mask, ix86_arch_mask): Move ...
11141 (override_options): ... to local variables here. Apply the
11142 appropriate mask to each element of ix86_arch_features and
11143 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11144 as were done in the old macros.
11145 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11146 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11147 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11148 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11149 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11150 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11151 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11152 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11153 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11154 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11155 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11156 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11157 x86_accumulate_outgoing_args, x86_prologue_using_move,
11158 x86_epilogue_using_move, x86_decompose_lea,
11159 x86_arch_always_fancy_math_387, x86_shift1,
11160 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11161 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11162 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11163 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11164 x86_use_incdec, x86_pad_returns, x86_bswap,
11165 x86_partial_flag_reg_stall): Remove.
11166 (enum ix86_tune_indices): New.
11167 (ix86_tune_features): New.
11168 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11169 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11170 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11171 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11172 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11173 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11174 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11175 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11176 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11177 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11178 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11179 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11180 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11181 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11182 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11183 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11184 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11185 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11186 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11187 TARGET_EXT_80387_CONSTANTS): Use it.
11188 (enum ix86_arch_indices): New.
11189 (ix86_arch_features): New.
11190 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11191 TARGET_BSWAP): Use it.
11192 (ix86_tune_mask, ix86_arch_mask): Remove.
11194 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11197 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11198 Define using $${sysroot_headers_suffix}.
11199 * configure: Regenerate.
11200 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11201 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11203 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11204 * gcc.c (print_sysroot_headers_suffix): New.
11205 (option_map): Include --print-sysroot-headers-suffix.
11206 (display_help): Mention -print-sysroot-headers-suffix.
11207 (process_command): Handle -print-sysroot-headers-suffix.
11208 (do_spec_1): Append multilib directory to include-fixed path if
11209 sysroot suffixes in use.
11210 (main): Handle -print-sysroot-headers-suffix.
11211 * Makefile.in (start.encap): Don't depend on xlimits.h
11212 (xlimits.h): Remove.
11213 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11214 limits.h for each multilib in fixinc_list.
11215 (fixinc_list, s-fixinc_list): New.
11216 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11217 generate them for each multilib in fixinc_list.
11218 (stmp-fixproto): Use include-fixed. Run fixproto for each
11219 multilib in fixinc_list.
11220 (mostlyclean): Don't remove xlimits.h.
11221 (clean): Remove include-fixed.
11222 (real-install-headers-tar, real-install-headers-cpio,
11223 real-install-headers-cp): Don't copy include, only include-fixed.
11224 (install-mkheaders): Depend on fixinc_list. Don't depend on
11225 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11226 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11227 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11229 2007-03-06 Jan Hubicka <jh@suse.cz>
11231 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11234 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11236 * configure.ac: Allow tm_file to contain build-directory files.
11237 * configure: Regenerate.
11238 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11239 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11240 * config/m68k/print-sysroot-suffix.sh: New file.
11242 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11244 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11245 of pic_offset_table_rtx if reload_completed.
11246 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11247 PIC_OFFSET_TABLE_REGNUM.
11248 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11250 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11251 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11253 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11255 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11256 functions that call eh_return.
11258 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11260 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11261 functions that need a constant pool.
11263 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11266 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
11267 (m68k_preferred_reload_class): Likewise.
11268 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
11269 (SECONDARY_RELOAD_CLASS): Define.
11270 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
11271 (LIMIT_RELOAD_CLASS): Delete.
11272 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
11273 registers from storing bytes.
11274 (m68k_secondary_reload_class): New function.
11275 (m68k_preferred_reload_class): Likewise.
11277 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11279 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
11281 (m68k_expand_prologue): Likewise.
11283 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11285 * config/m68k/m68k-protos.h (output_sibcall): Declare.
11286 (mips_expand_epilogue): Add a bool parameter.
11287 (m68k_legitimize_sibcall_address): Declare.
11288 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
11289 (m68k_expand_epilogue): Add a parameter to select between sibling
11290 and normal epilogues. Only generate a return for the latter.
11291 (m68k_ok_for_sibcall_p): New function.
11292 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
11293 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
11294 (sibcall_value, *sibcall_value): Likewise.
11295 (*call, *call_value): Require !SIBLING_CALL_P.
11296 (epilogue): Update call to m68k_expand_epilogue.
11297 (sibcall_epilogue): New pattern.
11298 * config/m68k/predicates.md (const_call_operand): Say that this
11299 predicate applies to sibling calls too.
11300 (sibcall_operand): New predicate.
11302 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11304 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
11305 alternatives as movsi_cf.
11306 (movsf_cf_hard): Add commentary.
11308 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
11309 Richard Sandiford <richard@codesourcery.com>
11311 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
11312 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
11313 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
11314 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
11315 as being live on exit from an interrupt function.
11316 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
11317 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
11318 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
11319 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
11320 (m68k_interrupt_function_p): Globalize.
11321 (m68k_compute_frame_layout): Remove reverse mask code.
11322 (m68k_emit_movem, m68k_set_frame_related): New functions.
11323 (m68k_output_function_prologue): Delete in favor of...
11324 (m68k_expand_prologue): ...this new function.
11325 (m68k_output_function_epilogue): Delete in favor of...
11326 (m68k_expand_epilogue): ...this new function.
11327 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
11329 (print_operand): Handle %?.
11330 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
11331 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
11332 (prologue, epilogue): New patterns.
11333 (return): Turn into a define_expand.
11334 (*return): New pattern, derived from old "return" pattern. Use rte
11335 rather than rts for interrupt functions. Only use rtd if the pop
11337 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
11338 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
11339 (link, *link, unlink, *unlink, load_got): Likewise.
11341 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11345 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
11346 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
11347 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
11348 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
11349 and m68k_matches_u_p.
11350 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
11351 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
11352 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
11353 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
11354 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
11355 (REG_STRICT_P): New macro.
11356 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
11357 PCREL_GENERAL_OPERAND_OK.
11358 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
11359 m68k_legitimate_base_reg_p.
11360 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
11361 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
11362 (PIC_CASE_VECTOR_ADDRESS): Update comment.
11363 * config/m68k/m68k.c (m68k_address): New structure.
11364 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
11365 (m68k_decompose_index, m68k_legitimate_constant_address_p)
11366 (m68k_jump_table_ref_p, m68k_decompose_address)
11367 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
11368 (m68k_matches_u_p): New functions.
11369 (print_operand_address): Rewrite to use m68k_decompose_index.
11371 2007-03-05 David Taylor <dtaylor@emc.com>
11373 * gcc.c: Correct copyright date in --version output.
11375 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11377 * pa.md: In unamed move patterns, disparge copies between general
11378 and floating point registers using '?' modifier. Don't include 'f'
11379 constraint for register preferences in DImode, SImode, HImode and
11380 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
11381 Remove constraints for copies between general and floating registers
11382 in soft-float DFmode pattern.
11383 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
11387 2007-03-05 Mike Stump <mrs@apple.com>
11389 * c-common.c (targetcm): Add.
11390 * c-opts.c (c_common_handle_option): Handle language specific
11392 * opts.c (handle_option): Verify language for target options, if
11394 * opth-gen.awk: Add CL_LANG_ALL.
11395 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
11396 (TARGETCM_INITIALIZER): Add.
11397 * target.h (struct gcc_targetcm): Add.
11399 * targhooks.c (default_handle_c_option): Add.
11400 * targhooks.h (default_handle_c_option): Add.
11401 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
11403 * config/darwin.opt (iframework): Add.
11404 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
11405 * config/darwin-c.c (handle_c_option): Add.
11406 (TARGET_HANDLE_C_OPTION): Add.
11408 * doc/invoke.texi (Darwin Options): Add -iframework.
11410 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11412 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
11415 2007-03-05 Ian Lance Taylor <iant@google.com>
11417 * c.opt (fgnu89-inline): New option.
11418 * c-opts.c (c_common_post_options): Set default value for
11420 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
11421 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
11423 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
11424 (grokdeclarator, start_function): Likewise.
11425 * c-cppbuiltin.c (c_cpp_builtins): Define either
11426 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
11427 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
11428 (C Dialect Options): Document -fgnu89-inline.
11429 * doc/extend.texi (Function Attributes): Explain what the
11430 gnu_inline attribute does.
11431 * doc/cpp.texi (Common Predefined Macros): Document
11432 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11434 2007-03-05 Ian Lance Taylor <iant@google.com>
11436 PR tree-optimization/31034
11437 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
11438 half-range if the other side is an overflow infinity.
11440 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11442 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
11443 (bfin*-linux-uclibc*): New configuration.
11444 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
11446 * config/bfin/linux.h: New file.
11447 * config/bfin/libgcc-bfin.ver: New file.
11448 * config/bfin/t-bfin-uclinux: New file.
11449 * config/bfin/t-bfin-linux: New file.
11450 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
11451 (TARGET_OS_CPP_BUILTINS): New macro.
11453 2007-03-05 Richard Guenther <rguenther@suse.de>
11455 * fold-const.c (fold_binary): Remove duplicate folding
11456 of comparison of non-null ADDR_EXPR against null.
11458 2007-03-05 Richard Guenther <rguenther@suse.de>
11459 Dorit Nuzman <dorit@il.ibm.com>
11461 PR tree-optimization/26420
11462 * tree-vectorizer.c (vectorize_loops): Bail out early if there
11463 are no loops in the function. Only print the number of
11464 vectorized loops if it is greater than zero or we are supposed
11465 to print information about unvectorized loops.
11467 2007-03-05 Revital Eres <eres@il.ibm.com>
11469 * gcc.dg/var-expand1.c: New test.
11470 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
11471 when an accumulator is expanded.
11473 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11476 * c-common.c (convert_and_check): Don't give warnings for
11477 conversion if 'expr' already overflowed.
11479 2007-03-04 Roger Sayle <roger@eyesopen.com>
11481 PR middle-end/30744
11482 * fold-const.c (fold_comparison): Enforce type consistency when
11483 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
11485 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
11487 * tree-ssa-address.c (create_mem_ref): Do not put an expression
11488 containing a cast to the base of TARGET_MEM_REF.
11490 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
11492 * tree.c (tree_contains_struct_check_failed): Remove spurious
11493 whitespace from error message.
11495 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11498 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
11499 instead of precision.
11501 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
11502 Nathan Sidwell <nathan@codesourcery.com>
11504 * emit-rtl.c (find_auto_inc): New.
11505 (try_split): recreate REG_INC notes,
11506 Use regular for loops rather than whiles.
11508 2007-03-03 Andreas Schwab <schwab@suse.de>
11510 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
11511 * configure: Regenerate.
11513 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11515 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
11516 flag_rounding_math, not flag_unsafe_math_optimizations.
11518 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
11520 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
11521 alpha_fold_vector_minmax): Likewise.
11522 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11523 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
11525 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11527 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
11528 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
11529 if the lhs has side-effects.
11530 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
11532 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11534 * config/i386/i386.h (TUNEMASK): Remove define.
11535 (ARCHMASK): Remove define.
11536 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
11537 Use ix86_arch_mask variable instead of ARCHMASK.
11538 * config/i386/i386.c (override_options): Ditto.
11539 (standard_80387_constant_p): Ditto.
11541 2007-03-02 Ian Lance Taylor <iant@google.com>
11543 Used signed infinities in VRP.
11544 * tree-vrp.c (uses_overflow_infinity): New static function.
11545 (supports_overflow_infinity): New static function.
11546 (make_overflow_infinity): New static function.
11547 (negative_overflow_infinity): New static function.
11548 (positive_overflow_infinity): New static function.
11549 (is_negative_overflow_infinity): New static function.
11550 (is_positive_overflow_infinity): New static function.
11551 (is_overflow_infinity): New static function.
11552 (overflow_infinity_range_p): New static function.
11553 (compare_values_warnv): New function split out of compare_values.
11554 (compare_value): Call it.
11555 (set_value_range_to_nonnegative): Add overflow_infinity
11556 parameter. Change caller.
11557 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
11559 (vrp_expr_computes_nonzero): Likewise.
11560 (compare_ranges, compare_range_with_value): Likewise.
11561 (compare_name_with_value, compare_names): Likewise.
11562 (vrp_evaluate_conditional): Likewise.
11563 (set_value_range): Handle infinity
11564 (vrp_operand_equal_p, operand_less_p): Likewise.
11565 (extract_range_from_assert): Likewise.
11566 (vrp_int_const_binop): Likewise.
11567 (extract_range_from_binary_expr): Likewise.
11568 (extract_range_from_unary_expr): Likewise.
11569 (extract_range_from_comparison): Likewise.
11570 (extract_range_from_expr): Likewise.
11571 (dump_value_range): Likewise.
11572 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
11573 (test_for_singularity): Likewise.
11574 (vrp_int_const_binop): Remove inline qualifier.
11575 (adjust_range_with_scev): Add comment.
11576 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11578 2007-03-02 Diego Novillo <dnovillo@redhat.com>
11580 * tree-ssa-structalias.c (could_have_pointers): Tidy.
11581 (get_constraint_for): Likewise.
11582 (do_structure_copy): Likewise.
11583 (find_func_aliases): Fix references to MODIFY_EXPR.
11584 (intra_create_variable_infos): Tidy.
11585 * tree-ssa-operands.c (add_virtual_operand): Add argument
11587 When adding members of alias sets, if IS_CALL_SITE is true and
11588 the symbol is not call-clobbered, skip it.
11589 Adjust all callers.
11591 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11593 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
11594 entry by means of emit_insn_at_entry.
11596 2007-03-02 Richard Henderson <rth@redhat.com>
11598 * expr.h (promoted_input_arg): Remove decl.
11599 * function.c (promoted_input_arg): Merge into ...
11600 * combine.c (setup_incoming_promotions): ... only caller.
11601 Rearrange to avoid double loop.
11603 2007-03-02 Ben Elliston <bje@au.ibm.com>
11604 Peter Bergner <bergner@vnet.ibm.com>
11605 Janis Johnson <janis187@us.ibm.com>
11607 * config/rs6000/dfp.md: New file.
11608 * config/rs6000/rs6000.md: Include dfp.md.
11609 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
11610 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
11611 and TDmode decimal float modes in FP registers.
11612 (num_insns_constant): Likewise.
11613 (rs6000_legitimate_offset_address_p): Likewise.
11614 (rs6000_legitimize_address): Likewise.
11615 (rs6000_legitimize_reload_address): Likewise.
11616 (rs6000_legitimate_address): Likewise.
11617 (rs6000_emit_move): Likewise.
11618 (function_arg_boundary): Likewise.
11619 (function_arg_advance): Likewise.
11620 (rs6000_darwin64_record_arg_recurse): Likewise.
11621 (function_arg): Likewise.
11622 (rs6000_gimplify_va_arg): Likewise.
11623 (rs6000_split_multireg_move): Likewise.
11624 (rs6000_output_function_epilogue): Likewise.
11625 (rs6000_output_function_epilogue): Likewise.
11626 (rs6000_register_move_cost): Likewise.
11627 (rs6000_function_value): Likewise.
11628 (rs6000_libcall_value): Likewise.
11630 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11632 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
11634 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11636 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
11637 Use $MULTIDIR to choose between the kernel and RTP headers,
11638 and use $WIND_BASE and $WIND_USR to locate them.
11640 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11642 * config/i386/i386.c (override_options): Put initialization of
11643 ix86_tune_mask and ix86_arch_mask to the correct place.
11645 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11646 Michael Meissner <michael.meissner@amd.com>
11649 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
11650 (ARCHMASK): Define.
11651 (TARGET_CMOVE): Use ARCHMASK.
11652 (TARGET_CMPXCHG): Ditto.
11653 (TARGET_CMPXCHG8B): Ditto.
11654 (TARGET_XADD): Ditto.
11655 (TARGET_BSWAP): Ditto.
11656 * config/i386/i386.c (ix86_tune_mask): New global variable.
11657 (ix86_arch_mask): Ditto.
11658 (override_options): Initialize ix86_tune_mask and
11659 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
11662 2007-03-02 Ben Elliston <bje@au.ibm.com>
11665 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
11667 2007-03-02 Joseph Myers <joseph@codesourcery.com>
11669 * target.h (init_dwarf_reg_sizes_extra): New target hook.
11670 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
11671 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
11672 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
11674 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
11675 rs6000_init_dwarf_reg_sizes_extra): New.
11676 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
11677 SPE register high parts.
11679 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
11681 * Makefile.in: Add install-pdf target as
11682 copied from automake v1.10 rules.
11683 * configure.ac: Add install-pdf to target list.
11684 * configure: Regenerate.
11686 2007-03-01 Paul Brook <paul@codesourcery.com>
11688 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
11689 modes to LDRD for DImode.
11690 (output_move_double): Fixup out of range ldrd/strd.
11691 (vfp_secondary_reload_class): Rename...
11692 (coproc_secondary_reload_class): ... to this. Add wb argument.
11693 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
11694 coproc_secondary_reload_class for CLASS_IWMMXT.
11695 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
11696 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
11698 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11700 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
11701 unroll factor by the estimated number of iterations.
11702 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
11703 than prefetch latency.
11705 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
11706 decode_caches_intel, detect_caches_intel): New functions.
11707 (host_detect_local_cpu): Use detect_caches_amd and
11708 detect_caches_intel.
11710 2007-03-01 Richard Henderson <rth@redhat.com>
11712 * expr.c (emit_move_complex_push): Export.
11713 (emit_move_complex_parts): Split out from ...
11714 (emit_move_complex): ... here.
11715 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
11716 * config/i386/i386.md (movcdi): New.
11718 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
11720 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
11721 size of mode1 to check for tieable modes in MMX case.
11723 2007-03-01 Richard Sandiford <richard@codesourcery.com>
11725 * Makefile.in (rtlanal.o): Depend on tree.h.
11726 * rtl.h (offset_within_section_p, split_const): Declare.
11727 * rtlanal.c: Include tree.h.
11728 (offset_within_block_p): New function, taken from
11729 mips_offset_within_object_p.
11730 (split_const): New function, taken from mips_split_const.
11731 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
11733 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11734 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
11735 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
11736 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11737 (m68k_illegitimate_symbolic_constant_p): New function.
11738 * config/m68k/m68k.md (movsi): Remove misleading predicates.
11739 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
11740 symbolic constant that might be outside the symbol's section,
11741 move the symbol first and then add the offset.
11742 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
11744 * config/mips/mips.c (mips_split_const): Delete.
11745 (mips_offset_within_object_p): Delete.
11746 (mips_symbolic_constant_p): Use offset_within_section_p and
11747 split_const instead of mips_offset_within_object_p and
11749 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
11750 (mips_legitimize_const_move, print_operand_reloc)
11751 (mips_dangerous_for_la25_p): Use split_const instead of
11754 2007-02-28 Eric Christopher <echristo@apple.com>
11756 * Makefile.in (install-include-dir): Don't rm -rf include.
11758 2007-02-28 Richard Guenther <rguenther@suse.de>
11760 PR middle-end/30364
11761 * fold-const.c (fold_binary): Do not associate expressions
11762 with more than one variable for integer types that do not wrap.
11764 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
11766 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
11767 Delete, and replace with...
11768 (fold_builtin_call_array): This. Update callers to use it.
11769 * fold-const.c (fold_build_call_list): Delete, and replace with...
11770 (fold_build_call_array): This.
11771 (fold_build_call_list_initializer): Delete, and replace with...
11772 (fold_build_call_array_initializer): This.
11773 * tree.h: Update declarations to reflect above changes.
11775 * c-typeck.c (build_function_call): Store converted arguments
11776 in a stack-allocated array instead of building a list.
11777 (convert_arguments): Store arguments in the array passed in as an
11778 argument, and return the actual number of arguments.
11779 * c-format.c: (check_function_format): Pass arguments in an
11780 array instead of a list.
11781 * c-common.c (check_function_nonnull): Likewise.
11782 (check_function_sentinel): Likewise.
11783 (check_function_arguments): Likewise.
11784 * c-common.h: Update declarations to reflect above changes.
11786 2007-02-28 Jan Hubicka <jh@suse.cz>
11788 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
11789 PRED_NEGATIVE_RETURN): Update outcomes.
11791 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
11793 * calls.c (emit_library_call_value_1): Handle partial registers
11794 correctly when building up CALL_INSN_FUNCTION_USAGE.
11796 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11798 * pa/predicates.md (move_src_operand): Allow zero for mode.
11799 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
11802 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
11805 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
11806 *movv2df_internal): Enable pattern only for valid operand
11808 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
11809 tie only 128bit modes. For MMX registers, tie only 64bit modes.
11811 2007-02-27 Mike Stump <mrs@apple.com>
11813 * config/darwin-crt3.c: Avoid compilation when compiling for a
11816 2007-02-27 Joseph Myers <joseph@codesourcery.com>
11818 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
11820 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
11821 for fixed headers and limits.h.
11822 (install-include-dir, install-headers-tar, install-headers-cpio,
11823 install-headers-cp, real-install-headers-tar,
11824 real-install-headers-cpio, real-install-headers-cp): Handle
11825 include-fixed as well as include.
11826 (install-mkheaders): Don't install files that go only in include
11828 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
11829 from GCC_INCLUDE_DIR.
11830 * gcc.c (process_command): Remove special -BstageN/ handling.
11831 (do_spec_1): Add include-fixed directories.
11833 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11835 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
11837 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
11839 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
11842 2007-02-27 Mark Mitchell <mark@codesourcery.com>
11844 * c-common.c (get_priority): Add check for
11845 SUPPORTS_INIT_PRIORITY.
11847 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11849 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
11851 * config/bfin/bfin.c: Include "cfglayout.h".
11852 (MAX_LSETUP_DISTANCE): New macro.
11853 (struct loop_info): New members incoming, incoming_src and
11854 incoming_dest. Delete member predecessor.
11855 (length_for_loop): New function.
11856 (bfin_optimize_loop): Handle more different loop structures.
11857 (bfin_discover_loop): Rework detection of predecessor blocks by
11858 examining incoming edges.
11859 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
11861 (bfin_reorder_loops): New function.
11862 (bfin_reorg_loops): Use these three new functions.
11864 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
11865 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
11866 (CONSTRAINT_LEN): Add entry for 'q'.
11867 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
11868 Add 'q' constraints.
11869 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
11870 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
11872 * config/bfin/bfin.md (add_with_carry): New pattern.
11873 (s_or_u, su_optab, su_modifier): New code macros/attrs.
11874 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
11875 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
11876 support unsigned multiplies too. Removed incorrect commutativity from
11877 operand 1 constraint where appropriate.
11878 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
11880 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
11881 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
11883 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
11884 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
11885 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
11886 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
11887 usmulhisi_hh_huh): New patterns.
11889 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
11890 lshifthi3): Fix output template to use half reg for operand 2.
11892 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
11895 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
11897 2007-02-27 Andreas Schwab <schwab@suse.de>
11899 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
11901 2007-02-27 Jan Hubicka <jh@suse.cz>
11903 * predict.c (last_basic_block_p): Remove.
11904 (tree_estimate_probability): Update return heuristic for commonized
11907 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11909 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
11911 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11913 * doc/include/gcc-common.texi (versionsubtitle): New macro.
11914 * doc/cpp.texi: Standardize title page.
11915 * doc/cppinternals.texi: Likewise.
11916 * doc/gcc.texi: Standardize title page, remove version number
11917 from copyright page.
11918 * doc/gccint.texi: Likewise.
11919 * doc/install.texi: Standardize title page, add table of
11922 2007-02-26 Jan Hubicka <jh@suse.cz>
11924 * predict.def: Set outcomes according to more recent results.
11925 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
11926 Remove dead predictors.
11927 * predict.c (return_prediction): Fix pasto.
11929 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11931 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
11932 change; avoid a memory leak when returning early.
11934 2007-02-26 Mark Mitchell <mark@codesourcery.com>
11936 * c-decl.c (static_ctors): Move to c-common.c.
11937 (static_dtors): Likewise.
11938 (finish_function): Use c_record_cdtor_fn.
11939 (build_cdtor): Move to c-common.c.
11940 (c_write_global_declarations): Use c_build_cdtor_fns.
11941 * c-common.h (static_ctors): Declare.
11942 (static_dtors): Likewise.
11943 (c_record_cdtor_fn): Likewise.
11944 (c_build_cdtor_fns): Likewise.
11945 * c-common.c (static_ctors): New variable.
11946 (static_dtors): Likewise.
11947 (c_record_cdtor_fn): New function.
11948 (build_cdtor): Move from c-decl.c
11949 (c_build_cdtor_fns): New function.
11951 * output.h (assemble_addr_to_section): Declare.
11952 (get_cdtor_priority_section): Likewise.
11953 * varasm.c (assemble_addr_to_section): New function.
11954 (get_cdtor_priority_section): Likewise.
11955 (default_named_section_asm_out_destructor): Use them.
11956 (destor_dtor_section_asm_out_destructor): Likewise.
11957 (default_named_section_asm_out_constructor): Likewise.
11958 (default_ctor_section_asm_out_constructor): Likewise.
11959 * config.gcc (*-*-vxworks*): Include vxworks.o.
11960 * config/t-vxworks (vxworks.o): New target.
11961 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
11962 (TARGET_ASM_CONSTRUCTOR): Define.
11963 (TARGET_ASM_DESTRUCTOR): Likewise.
11964 (vxworks_asm_out_constructor): Declare.
11965 (vxworks_asm_out_destructor): Likewise.
11967 * c-common.c (get_priority): Check that we have not just an
11968 INTEGER_CST, but an integer constant with integeral type.
11970 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
11972 PR tree-optimization/30938
11973 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
11974 use &dt[nargs-1] instead of &dt[nargs] in the call to
11975 vect_is_simple_use().
11977 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
11979 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
11980 from register elimination as PRE_MODIFY / POST_MODIFY increments.
11981 Do not attempt to handle MEM inside auto-inc expressions.
11982 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
11983 of a register modified by an auto-inc expression. However, do handle
11984 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
11985 (elimination_effects): Prohibit elimination of a register modified
11986 by an auto-inc expression. Disable register elimination rules whose
11987 target register is modified by an auto-inc expression with variable
11990 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
11992 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
11994 (array_at_struct_end_p): New function.
11995 (idx_infer_loop_bounds): Use it.
11996 (estimate_numbers_of_iterations_loop): Export.
11997 * predict.c (predict_loops): Use estimated_loop_iterations_int.
11998 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
11999 (tree_estimate_probability): Call record_loop_exits.
12000 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12001 (estimated_loop_iterations, estimated_loop_iterations_int,
12002 estimated_loop_iterations_tree): New functions.
12003 (analyze_siv_subscript_cst_affine,
12004 compute_overlap_steps_for_affine_1_2,
12005 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12006 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12007 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12008 (PRED_LOOP_ITERATIONS_GUESSED): New.
12009 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12010 * cfgloop.h (estimate_numbers_of_iterations_loop,
12011 estimated_loop_iterations_int): Declare.
12013 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12015 * doc/extend.texi: Document optional priority argument to
12016 constructors and destructors.
12017 * tree.c (init_priority_for_decl): Adjust GTY markers.
12018 (init_ttree): Use priority-info hash functions for
12019 init_priority_for_decl.
12020 (tree_map_eq): Rename to ...
12021 (tree_map_base_eq): ... this.
12022 (tree_map_marked_p): Rename to ...
12023 (tree_map_base_marked_p): ... this.
12024 (tree_map_base_hash): New function.
12025 (decl_init_priority_lookup): Rework.
12026 (decl_fini_priority_lookup): New function.
12027 (decl_priority_info): New function.
12028 (decl_init_priority_insert): Use it.
12029 (decl_fini_priority_insert): Likewise.
12030 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12032 (decl_restrict_base_insert): Likewise.
12033 (decl_debug_expr_insert): Likewise.
12034 (decl_value_expr_lookup): Likewise.
12035 (decl_value_expr_insert): Likewise.
12036 * tree.h (priority_type): New type.
12037 (decl_init_priority_lookup): Use priority_type.
12038 (decl_fini_priority_lookup): New function.
12039 (decl_init_priority_insert): Use priority_type.
12040 (decl_fini_priority_insert): New function.
12041 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12042 (DECL_INIT_PRIORITY): Likewise.
12043 (SET_DECL_INIT_PRIORITY): Add comment.
12044 (DECL_FINI_PRIORITY): New macro.
12045 (SET_DECL_FINI_PRIORITY): Likewise.
12046 (DEFAULT_INIT_PRIORITY): Document.
12047 (MAX_INIT_PRIORITY): Likewise.
12048 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12049 (tree_map_base): New type.
12050 (tree_map_base_eq): New function.
12051 (tree_map_base_hash): Likewise.
12052 (tree_map_base_marked_p): Likewise.
12053 (tree_map): Inherit from tree_map_base.
12054 (tree_map_eq): Make it a macro.
12055 (tree_map_marked_p): Likewise.
12056 (tree_int_map): Inherit from tree_map_base.
12057 (tree_int_map_eq): Make it a macro.
12058 (tree_int_map_hash): Likewise.
12059 (tree_int_map_marked_p): Likewise.
12060 (tree_priority_map): New type.
12061 (tree_priority_map_eq): New macro.
12062 (tree_priority_map_hash): Likewise.
12063 (tree_priority_map_marked_p): Likewise.
12064 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12066 (emutls_common_1): Likewise.
12067 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12068 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12069 of tree_map hierarchy.
12070 * tree-cfg.c (move_stmt_r): Likewise.
12071 (new_label_mapper): Likewise.
12072 * c-tree.h (c_expand_body): Move to ...
12073 * c-common.h (c_expand_body): ... here.
12074 * c-decl.c (c_expand_body): Move to ...
12075 * c-common.c (c_expand_body): ... here.
12076 (c_common_attribute_table): Allow 1 argument for the constructor
12077 and destructor attributes.
12078 (get_priority): New function.
12079 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12080 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12082 2007-02-24 Jan Hubicka <jh@suse.cz>
12084 PR middle-end/30509
12085 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12086 copying for inlining.
12088 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12089 Jan Hubicka <jh@suse.cz>
12092 * i386.c (counter_mode): New function.
12093 (expand_set_or_movmem_via_loop): Use it.
12094 (expand_movmem_epilogue): Likewise; fix pasto.
12095 (ix86_expand_movmem): Do emit guard even for constant counts.
12096 (ix86_expand_setmem): Likewise.
12098 2007-02-25 Nick Clifton <nickc@redhat.com>
12100 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12101 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12103 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12106 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12107 count argument with 0x10, not with 0x16.
12108 (expand_setmem_epilogue): Ditto.
12110 2007-02-24 Mike Stump <mrs@apple.com>
12112 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12115 2007-02-24 Richard Guenther <rguenther@suse.de>
12117 PR middle-end/30951
12118 * fold-const.c (fold_binary): Fold x +- CST op x for
12119 EQ_EXPR and NE_EXPR.
12121 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12123 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12125 2007-02-24 Jan Hubicka <jh@suse.cz>
12127 * cgraphunit.c (decide_is_function_needed): Honor
12128 -fkeep-inline-functions.
12130 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12132 * builtins.c (fold_builtin_modf): New.
12133 (fold_builtin_2): Use it.
12135 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12137 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12138 (determine_max_iter): Take additional LOOP arg; all callers changed.
12139 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12140 one using simplifications.
12141 (simplify_using_initial_values): Return if the expression becomes
12142 invalid due to altered regs.
12144 2007-02-23 DJ Delorie <dj@redhat.com>
12146 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12148 2007-02-23 Mike Stump <mrs@apple.com>
12150 * tlink.c (scan_linker_output): Parse linker messages from
12151 darwin9's linker better.
12153 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12156 * varpool.c (varpool_assemble_pending_decls): Set
12157 varpool_last_needed_node to null.
12159 2007-02-23 DJ Delorie <dj@redhat.com>
12161 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12162 alignment bigger than the object file can handle.
12164 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12167 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12168 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12169 (*movsf_1): Penalize MMX moves.
12171 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12173 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12174 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12176 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12178 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12180 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12181 (fold_builtin_1): Use them.
12182 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12183 BUILT_IN_SIGNIFICAND.
12185 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12187 * config/i386/i386.c (bdesc_1arg): Initialize
12188 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12189 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12190 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12191 and IX86_BUILTIN_MOVSLDUP.
12193 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12195 PR rtl-optimization/30841
12196 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12198 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12200 * builtins.c (fold_builtin_frexp): New.
12201 (fold_builtin_2): Use it.
12203 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12205 * doc/invoke.texi (Spec Files): Document getenv spec function.
12207 * gcc.c (getenv_spec_function): New function.
12208 (static_spec_functions): Add it.
12209 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12210 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12213 2007-02-22 Michael Matz <matz@suse.de
12216 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12217 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12219 2007-02-22 Ian Lance Taylor <iant@google.com>
12222 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12223 (mem_loc_descriptor): Call it.
12225 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12226 Ira Rosen <irar@il.ibm.com>
12228 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12230 2007-02-22 Ira Rosen <irar@il.ibm.com>
12232 PR tree-optimization/30843
12233 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12234 stores only after all the group is vectorized.
12236 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12238 PR tree-optimization/30858
12239 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12240 in the reduction cycle have a single use in the loop.
12241 * tree-vectorizer.h (relevant): Add documentation.
12243 2007-02-20 Mike Stump <mrs@apple.com>
12245 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12246 * configure: Regenerate.
12248 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12250 Change the defaults of some parameters and options.
12251 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12252 * config/spu/spu.c (spu_optimization_options): Add.
12253 (spu_override_options): Change params in spu_optimization_options.
12254 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12256 Register 127 is only 16 byte aligned when used as a frame pointer.
12257 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12258 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12259 HARD_FRAME_POINTER_REGNUM.
12260 (spu_legitimate_address): Use regno_aligned_for_reload.
12261 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
12262 aligned when frame_pointer_needed is true.
12263 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
12265 * config/spu/spu.h (INIT_EXPANDERS): Define.
12267 Make sure shift and rotate instructions have valid immediate operands.
12268 * config/spu/predicates.md (spu_shift_operand): Remove.
12269 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
12270 * config/spu/constraints.md (W, O): Extend range.
12271 * config/spu/spu.md (umask, nmask): Define.
12272 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
12273 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
12274 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
12275 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
12276 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
12277 (lshr<mode>3_reg): Fix rtl description.
12279 Make sure mulhisi immediate operands are valid.
12280 * config/spu/predicates.md (imm_K_operand): Add.
12281 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
12283 Generate constants using fsmbi and andi.
12284 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
12285 (print_operand, spu_split_immediate, classify_immediate,
12286 fsmbi_const_p): Handle IC_FSMBI2.
12288 Correctly handle a CONST_VECTOR containing symbols.
12289 * config/spu/spu.c (print_operand): Handle HIGH correctly.
12290 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
12291 (immediate_load_p): Allow symbols that use 2 instructions to create.
12292 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
12293 with symbols when flag_pic is set.
12294 (const_vector_immediate_p): New.
12295 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
12296 accept a CONST_VECTOR with symbols.
12297 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
12298 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
12300 * config/spu/spu.md (high, low): Delete.
12301 (low_<mode>): Define.
12303 Remove INTRmode and INTR_REGNUM, which didn't work.
12304 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
12306 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
12307 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
12308 peephole2 pattern): Don't use INTR or 131.
12309 (movintrcc): Delete.
12310 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
12311 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
12312 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
12313 (UNSPEC_SET_INTR): Add.
12314 * config/spu/spu-modes.def (INTR): Remove.
12316 More accurate warnings about run-time relocations.
12317 * config/spu/spu.c (reloc_diagnostic): Test in_section.
12319 Correctly warn about immediate arguments to specific intrinsics.
12320 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
12321 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
12322 the instruction predicate.
12324 Fix tree check errors with latest update.
12325 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
12327 (spu_expand_builtin): Use CALL_EXPR_FN.
12329 Add missing specific intrinsics.
12330 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
12332 * config/spu/spu_internals.h: Ditto.
12334 Fix incorrect operand modifiers.
12335 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
12336 * config/spu/spu.md (xor<mode>3): Change %S to %J.
12338 Optimize one case of zero_extend of a vec_select.
12339 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
12341 Accept any immediate for hbr.
12342 * config/spu/spu.md (hbr): Change s constraints to i.
12344 2007-02-21 Paul Brook <paul@codesourcery.com>
12346 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
12347 condexec_count when skipping USE and CLOBBER.
12349 2007-02-21 Nick Clifton <nickc@redhat.com>
12351 * common.opt (Warray-bounds): Add Warning attribute.
12352 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
12354 (fsized-zeroes): Add Optimization attribute.
12355 (fsplit-wide-types, ftree-scev-cprop): Likewise.
12356 * c.opt (Wc++0x-compat): Add Warning attribute.
12358 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12360 PR middle-end/30761
12361 * reload1.c (eliminate_regs_in_insn): In the single_set special
12362 case, attempt to re-recognize the insn before falling back to
12363 having reload fix it up.
12365 2007-02-20 Eric Christopher <echristo@gmail.com>
12367 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
12368 Rewrite accordingly.
12369 (frv_read_iacc_argument): Ditto.
12370 (frv_expand_set_builtin): Take a call instead of arglist, update for
12372 (frv_expand_unop_builtin): Ditto.
12373 (frv_expand_binop_builtin): Ditto.
12374 (frv_expand_cut_builtin): Ditto.
12375 (frv_expand_binopimm_builtin): Ditto.
12376 (frv_expand_voidbinop_builtin): Ditto.
12377 (frv_expand_int_void2arg): Ditto.
12378 (frv_expand_prefetches): Ditto.
12379 (frv_expand_voidtriop_builtin): Ditto.
12380 (frv_expand_voidaccop_builtin): Ditto.
12381 (frv_expand_load_builtin): Ditto.
12382 (frv_expand_store_builtin): Ditto.
12383 (frv_expand_mdpackh_builtin): Ditto.
12384 (frv_expand_mclracc_builtin): Ditto.
12385 (frv_expand_mrdacc_builtin): Ditto.
12386 (frv_expand_mwtacc_builtin): Ditto.
12387 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
12390 2007-02-20 Janis Johnson <janis187@us.ibm.com>
12392 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
12393 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
12395 (HAVE_GAS_DFP): Check for assembler support of decimal floating
12396 point instructions.
12397 * configure: Regenerate.
12398 * config.in: Regenerate.
12399 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
12400 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
12401 masks to power6 and power6x and to POWERPC_MASKS.
12402 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12404 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
12405 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
12406 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12407 Access PROTOTYPE as variable, not mask.
12409 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12411 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
12412 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
12413 * combine.c (adjust_for_new_dest): Use it.
12414 * postreload.c (reload_combine): Likewise.
12416 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12418 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
12419 notes on an insn with multiple sets, even if single_set returns
12420 non-NULL for that insn.
12422 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12424 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
12425 scalbn and scalbln.
12427 2007-02-20 Geoffrey Keating <geoffk@apple.com>
12429 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
12430 if user didn't pass it.
12431 * config/i386/darwin.h (CC1_SPEC): Likewise.
12432 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
12433 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
12434 -mmacosx-version-min.
12436 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12437 Uros Bizjak <ubizjak@gmail.com>
12439 * optabs.h (enum optab_index): Add new OTI_scalb.
12440 (scalb_optab): Define corresponding macro.
12441 * optabs.c (init_optabs): Initialize scalb_optab.
12442 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
12444 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
12445 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
12446 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
12447 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
12448 flag_unsafe_math_optimizations is set.
12450 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
12451 to implement scalbf, scalb and scalbl built-ins as inline x87
12454 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12455 DJ Delorie <dj@redhat.com>
12458 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
12459 (diagnostic_report_diagnostic): ... here, and turn them into real
12460 errors. If warnings are inhibited, no need to do anything.
12462 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
12464 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
12465 better code generation.
12467 2007-02-20 Ben Elliston <bje@au.ibm.com>
12469 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
12471 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
12473 * config/alpha/alpha.c, config/alpha/alpha.md,
12474 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
12475 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
12476 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
12477 config/arm/lib1funcs.asm: Follow spelling conventions.
12479 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
12480 config/fr30/fr30.md, config/i386/i386.h,
12481 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12482 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
12483 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
12484 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
12485 config/rs6000/altivec.md, config/rs6000/rs6000.c,
12486 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
12487 config/sparc/sparc.c, config/sparc/sparc.h,
12488 config/sparc/sparc.md, config/spu/constraints.md,
12489 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
12492 2007-02-20 Alan Modra <amodra@bigpond.net.au>
12495 * varasm.c (use_blocks_for_decl_p): Return false for decls with
12498 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12500 * doc/invoke.texi (-ftree-lrs): Remove.
12502 2007-02-19 Diego Novillo <dnovillo@redhat.com>
12504 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
12507 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
12509 * config/ia64/ia64.c (ia64_expand_builtin): Use the
12510 new CALL_EXPR_FN macro for retrieving the function
12511 declaration of the input expression.
12513 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12515 * c.opt (Waddress): New.
12516 * common.opt (Walways-true): Delete.
12517 (Wstring-literal-comparison): Delete.
12518 * doc/invoke.texi (Warning Options): Delete -Walways-true and
12519 -Wstring-literal-comparison. Add -Waddress.
12521 (Walways-true): Delete.
12522 (Wstring-literal-comparison): Delete.
12523 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
12524 consistently instead of -Walways-true in example.
12525 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
12526 * c-typeck.c (parser_build_binary_op): Replace
12527 -Wstring-literal-comparison and -Walways-true with -Waddress.
12528 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
12531 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12533 * tree-cfg.c (dump_function_to_file): Be prepared for functions
12534 without DECL_STRUCT_FUNCTION initialized.
12536 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12538 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
12539 due to calls to functions taking pointers as parameters.
12541 2007-02-19 Richard Henderson <rth@redhat.com>
12544 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
12547 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
12549 * config/s390/s390.c (s390_call_saved_register_used,
12550 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
12551 accessed to the new scheme.
12553 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12555 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
12556 (cris_print_index, cris_print_operand, cris_print_operand_address)
12557 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
12558 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
12559 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
12560 GET_CODE () == xxx.
12561 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
12562 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
12563 GO_IF_LEGITIMATE_ADDRESS): Ditto.
12564 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
12565 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
12566 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
12567 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
12568 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
12569 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
12570 (uminsi3, call, call_value): Ditto.
12571 (define_split: indir_to_reg_split, unnamed): Ditto.
12573 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
12575 PR tree-optimization/30975
12576 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
12579 2007-02-18 Eric Christopher <echristo@gmail.com>
12581 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
12582 Remove use of arglist.
12583 (mips_expand_builtin): Remove use of arglist, pass in expr.
12584 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
12585 (mips_expand_builtin_movtf): Ditto.
12586 (mips_expand_builtin_compare): Ditto.
12588 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12590 * tree-sra.c (sra_build_assignment): Replace assertion
12591 checking with a comment explaining why it can't be done.
12593 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12595 PR middle-end/30833
12596 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
12597 during CALL_EXPR representation conversion.
12598 * tree-ssa-propagate.c (set_rhs): Likewise.
12600 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12602 * tree-sra.c (sra_build_assignment): Disable assertion checking
12605 2007-02-18 Roger Sayle <roger@eyesopen.com>
12607 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
12608 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12609 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
12611 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
12612 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
12613 gimplify_init_ctor_eval_range, gimple_push_cleanup,
12614 gimplify_omp_for, gimplify_omp_atomic_pipeline,
12615 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
12616 force_gimple_operand): Likewise.
12617 * ipa-cp.c (constant_val_insert): Likewise.
12618 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
12619 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
12620 perfect_nestify): Likewise.
12621 * langhooks.c (lhd_omp_assignment): Likewise.
12622 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
12623 lower_copyprivate_clauses, lower_send_clauses,
12624 lower_send_shared_vars, expand_parallel_call,
12625 expand_omp_for_generic, expand_omp_for_static_nochunk,
12626 expand_omp_for_static_chunk, expand_omp_sections,
12627 lower_omp_single_copy, lower_omp_for_lastprivate,
12628 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
12629 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12630 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
12633 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12635 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
12636 config/sh/sh.md: Follow spelling conventions.
12638 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
12639 config/frv/predicates.md: Follow spelling conventions.
12641 * config/m68k/linux-unwind.h: Fix a comment typo.
12642 * target.h: Follow spelling conventions.
12644 2007-02-18 Roger Sayle <roger@eyesopen.com>
12646 PR rtl-optimization/28173
12647 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
12648 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
12649 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
12650 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
12651 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
12653 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12655 * builtins.c (fold_builtin_load_exponent): New.
12656 (fold_builtin_2): Use it.
12658 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
12660 PR rtl-optimization/30773
12661 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
12662 if we fail to attach a REG_EQUIV note.
12664 2007-02-18 David Edelsohn <edelsohn@gnu.org>
12665 Roger Sayle <roger@eyesopen.com>
12667 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
12669 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12671 * calls.c (initialize_argument_information): Pass original EXP
12672 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
12673 code to split complex arguments here, as part of initializing the
12675 (expand_call): Remove code that builds a list of arguments and
12676 inserts implicit arguments into it. Instead, just count how many
12677 implicit arguments there will be so we can determine the size of
12678 the ARGS array, and let initialize_argument_information do the work.
12679 (split_complex_values): Delete unused function.
12681 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12683 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
12685 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12687 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
12688 for arg pointer based indexed addressing.
12690 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12692 * config/ia64/ia64.h, config/ia64/ia64.md,
12693 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
12694 spelling conventions.
12696 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12698 * config/m68k/m68k.c (split_di): New.
12699 * config/m68k/m68k-protos.h: Declare split_di.
12700 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
12701 Improve predicate handling and split constant shifts.
12703 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12705 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
12706 parameter for register bitfield operations, general predicates
12709 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12711 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
12712 * config/m68k/linux-unwind.h: New file.
12714 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12716 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
12717 config/i386/athlon.md, config/ia64/ia64.md,
12718 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
12719 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
12720 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
12721 tree-ssa-loop-niter.c, tree-vect-analyze.c,
12722 tree-vect-transform.c: Fix comment typos.
12724 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
12726 * sched-deps.c (find_insn_list): Remove.
12727 * sched-int.h: Remove the prototype for find_insn_list.
12729 2007-02-16 Geoffrey Keating <geoffk@apple.com>
12731 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
12733 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
12734 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
12735 darwin_rs6000_override_options.
12736 (C_COMMON_OVERRIDE_OPTIONS): Expect
12737 darwin_macosx_version_min to be non-NULL always.
12738 (TARGET_C99_FUNCTIONS): Likewise.
12739 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
12740 (DARWIN_MINVERSION_SPEC): New.
12741 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
12742 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
12744 (DARWIN_MINVERSION_SPEC): New.
12745 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
12747 * config/darwin-c.c (darwin_cpp_builtins): Expect
12748 darwin_macosx_version_min to be non-NULL always.
12750 * config/rs6000/rs6000.c: Clean up trailing whitespace.
12752 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
12754 * config/i386/i386.h (x86_use_xchgb): New.
12755 (TARGET_USE_XCHGB): New macro.
12756 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
12757 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
12758 Split after reload into bswaphi for shifts of 8.
12759 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
12760 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
12761 or when optimizing for size.
12763 2007-02-16 Richard Guenther <rguenther@suse.de>
12764 Christian Bruel <christian.bruel@st.com>
12766 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
12767 DECLs but prefer SSA_NAMEs over DECLs.
12769 2007-02-16 Richard Guenther <rguenther@suse.de>
12771 * tree-flow-inline.h (single_imm_use_p): Remove.
12772 (zero_imm_uses_p): Likewise.
12773 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
12774 instead of single_imm_use_p.
12775 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
12778 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12781 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
12782 nested double- and backquotes.
12784 2007-02-15 Roger Sayle <roger@eyesopen.com>
12786 PR middle-end/30391
12787 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
12788 should be unreachable.
12789 (build2_stat): Allow construction of MODIFY_EXPR at any time.
12790 For the time being redirect GIMPLE_MODIFY_STMT to the new
12791 (renamed) build_gimple_modify_stmt_stat.
12792 (build2_gimple_stat): Rename to...
12793 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
12794 Always build a GIMPLE_MODIFY_STMT node.
12795 * tree.h (build2_gimple, build2_gimple_stat): Delete.
12796 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
12799 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
12800 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
12801 * tree-complex.c (set_component_ssa_name, expand_complex_move,
12802 expand_complex_div_wide): Likewise.
12803 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
12804 * tree-ssa-loop-im.c (schedule_sm): Likewise.
12805 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
12806 * tree-ssa-loop-manip.c (create_iv): Likewise.
12807 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
12808 abs_replacement): Likewise.
12809 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
12810 realify_fake_stores): Likewise.
12812 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
12813 node rather than a GIMPLE_MODIFY_STMT node.
12814 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
12815 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
12817 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
12818 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
12819 GIMPLE_MODIFY_STMT.
12821 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12823 PR middle-end/30433
12824 * fold-const.c (fold_comparison): Add back the
12825 folding of constant complex comparisions.
12827 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12829 PR middle-end/30729
12830 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
12831 effects unknown to this function, return early.
12833 2007-02-15 Ian Lance Taylor <iant@google.com>
12835 * lower-subreg.c (move_eh_region_note): New static function.
12836 (resolve_simple_move): Call it.
12837 (decompose_multiword_subregs): Track blocks for which we resolve a
12838 simple move which is also a control flow insn. Pass them to
12839 find_many_sub_basic_blocks.
12840 (pass_lower_subreg): Add TODO_verify_flow.
12841 (pass_lower_subreg2): Likewise.
12843 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12844 Brooks Moses <brooks.moses@codesourcery.com>
12845 Lee Millward <lee.millward@codesourcery.com>
12847 * tree.h (enum tree_code_class): Add tcc_vl_exp.
12848 (VL_EXP_CLASS_P): New.
12849 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
12851 (TREE_OPERAND_CHECK_CODE): Likewise.
12852 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
12853 (TREE_RTL_OPERAND_CHECK): Likewise.
12854 (tree_operand_check_failed): Make second parameter the whole tree
12855 instead of its code. Fixed callers.
12856 (VL_EXP_CHECK): New.
12857 (TREE_OPERAND_LENGTH): New.
12858 (VL_EXP_OPERAND_LENGTH): New.
12859 (CALL_EXPR_FN): New.
12860 (CALL_EXPR_STATIC_CHAIN): New.
12861 (CALL_EXPR_ARGS): New.
12862 (CALL_EXPR_ARG): New.
12863 (call_expr_nargs): New.
12864 (CALL_EXPR_ARGP): New.
12865 (build_nt_call_list): Declare.
12866 (build_vl_exp_stat): Declare.
12867 (build_vl_exp): New.
12868 (build_call_list): Declare.
12869 (build_call_nary): Declare.
12870 (build_call_valist): Declare.
12871 (build_call_array): Declare.
12872 (call_expr_arg): Declare.
12873 (call_expr_argp): Declare.
12874 (call_expr_arglist): Declare.
12875 (fold_build_call_list): Declare.
12876 (fold_build_call_list_initializer): Declare.
12877 (fold_call_expr): Declare to replace fold_builtin.
12878 (fold_builtin_fputs): Update to agree with modified definition.
12879 (fold_builtin_strcpy): Likewise.
12880 (fold_builtin_strncpy): Likewise.
12881 (fold_builtin_memory_chk): Likewise.
12882 (fold_builtin_stxcpy_chk): Likewise.
12883 (fold_builtin_strncpy_chk): Likewise.
12884 (fold_builtin_next_arg): Likewise.
12885 (fold_build_call_expr): Declare.
12886 (fold_builtin_call_list): Declare.
12887 (fold_builtin_call_valist): Declare.
12888 (build_call_expr): Declare.
12889 (validate_arglist): Update to agree with modified definition.
12890 (tree_operand_length): New.
12891 (call_expr_arg_iterator): New.
12892 (init_call_expr_arg_iterator): New.
12893 (next_call_expr_arg): New.
12894 (first_call_expr_arg): New.
12895 (more_call_expr_args_p): New.
12896 (FOR_EACH_CALL_EXPR_ARG): New.
12898 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
12899 and tcc_gimple_stmt.
12900 (tree_code_size): Update documentation. Use sizeof (tree) rather
12901 than sizeof (char *).
12902 (tree_size): Likewise. Add case for tcc_vl_exp.
12903 (tree_node_structure): Add case for tcc_vl_exp.
12904 (contains_placeholder_p): Likewise.
12905 (substitute_in_expr): Likewise.
12906 (substitute_placeholder_in_expr): Likewise.
12907 (stabilize_reference_1): Likewise.
12908 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
12909 to diagnose breakage of this interface for constructing CALL_EXPRs.
12910 (build_nt): Add similar assertion here.
12911 (build_nt_call_list): New.
12912 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
12913 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
12915 (get_callee_fndecl): Use new CALL_EXPR accessors.
12916 (tree_operand_check_failed): Change parameters to pass entire node
12917 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
12918 (process_call_operands): New.
12919 (build_vl_exp_stat): New.
12920 (build_call_list): New.
12921 (build_call_nary): New.
12922 (build_call_valist): New.
12923 (build_call_array): New.
12924 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12925 (call_expr_arglist): New.
12927 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
12928 tcc_vl_exp instead of a fixed-size tcc_expression.
12930 * doc/c-tree.texi (CALL_EXPR): Document new representation and
12931 accessors for CALL_EXPRs.
12932 (AGGR_INIT_EXPR): Likewise.
12934 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12935 Brooks Moses <brooks.moses@codesourcery.com>
12936 Lee Millward <lee.millward@codesourcery.com>
12938 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
12939 (expand_builtin_nonlocal_goto): Change parameter to be entire
12940 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
12941 (expand_builtin_prefetch): Likewise.
12942 (expand_builtin_classify_type): Likewise.
12943 (mathfn_built_in): Return NULL_TREE instead of 0.
12944 (expand_errno_check): Use new CALL_EXPR accessors.
12945 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
12946 Return NULL_RTX instead of 0.
12947 (expand_builtin_mathfn_2): Likewise.
12948 (expand_builtin_mathfn_3): Likewise.
12949 (expand_builtin_interclass_mathfn): Likewise.
12950 (expand_builtin_sincos): Likewise.
12951 (expand_builtin_cexpi): Likewise.
12952 (expand_builtin_int_roundingfn): Likewise.
12953 (expand_builtin_int_roundingfn_2): Likewise.
12954 (expand_builtin_pow): Likewise.
12955 (expand_builtin_powi): Likewise.
12956 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
12957 of arglist, fixing callers appropriately. Use new CALL_EXPR
12958 accessors and constructors. Return NULL_RTX instead of 0.
12959 (expand_builtin_strstr): Likewise.
12960 (expand_builtin_strchr): Likewise.
12961 (expand_builtin_strrchr): Likewise.
12962 (expand_builtin_strpbrk): Likewise.
12963 (expand_builtin_memcpy): Likewise.
12964 (expand_builtin_mempcpy): Likewise.
12965 (expand_builtin_mempcpy_args): New.
12966 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
12967 (expand_builtin_memmove_args): New.
12968 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
12969 (expand_movstr): Likewise.
12970 (expand_builtin_strcpy): Likewise.
12971 (expand_builtin_strcpy_args): New.
12972 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
12973 (expand_builtin_strncpy): Likewise.
12974 (expand_builtin_memset): Likewise.
12975 (expand_builtin_memset_args): New.
12976 (expand_builtin_bzero): Similarly to expand_builtin_memset.
12977 (expand_builtin_memcmp): Likewise.
12978 (expand_builtin_strcmp): Likewise.
12979 (expand_builtin_strncmp): Likewise.
12980 (expand_builtin_strcat): Likewise.
12981 (expand_builtin_strncat): Likewise.
12982 (expand_builtin_strspn): Likewise.
12983 (expand_builtin_strcspn): Likewise.
12984 (expand_builtin_args_info): Likewise.
12985 (expand_builtin_va_start): Likewise.
12986 (gimplify_va_arg_expr): Likewise.
12987 (expand_builtin_va_end): Likewise.
12988 (expand_builtin_va_copy): Likewise.
12989 (expand_builtin_frame_address): Likewise.
12990 (expand_builtin_alloca): Likewise.
12991 (expand_builtin_bswap): Likewise.
12992 (expand_builtin_unop): Likewise.
12993 (expand_builtin_fputs): Likewise.
12994 (expand_builtin_expect): Likewise.
12995 (expand_builtin_fabs): Likewise.
12996 (expand_builtin_copysign): Likewise.
12997 (expand_builtin_printf): Likewise.
12998 (expand_builtin_fprintf): Likewise.
12999 (expand_builtin_sprintf): Likewise.
13000 (expand_builtin_init_trampoline): Likewise.
13001 (expand_builtin_signbit): Likewise.
13002 (expand_builtin_fork_or_exec): Likewise.
13003 (expand_builtin_sync_operation): Likewise.
13004 (expand_builtin_compare_and_swap): Likewise.
13005 (expand_builtin_lock_test_and_set): Likewise.
13006 (expand_builtin_lock_release): Likewise.
13007 (expand_builtin): Likewise.
13008 (builtin_mathfn_code): Likewise.
13010 (fold_builtin_constant_p): Pass call arguments individually instead
13011 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13012 accessors and constructors. Return NULL_TREE instead of 0.
13013 (fold_builtin_expect): Likewise.
13014 (fold_builtin_classify_type): Likewise.
13015 (fold_builtin_strlen): Likewise.
13016 (fold_builtin_nan): Likewise.
13017 (integer_valued_real_p): Likewise.
13018 (fold_trunc_transparent_mathfn): Likewise.
13019 (fold_fixed_mathfn): Likewise.
13020 (fold_builtin_cabs): Likewise.
13021 (fold_builtin_sqrt): Likewise.
13022 (fold_builtin_cbrt): Likewise.
13023 (fold_builtin_cos): Likewise.
13024 (fold_builtin_cosh): Likewise.
13025 (fold_builtin_tan): Likewise.
13026 (fold_builtin_sincos): Likewise.
13027 (fold_builtin_cexp): Likewise.
13028 (fold_builtin_trunc): Likewise.
13029 (fold_builtin_floor): Likewise.
13030 (fold_builtin_ceil): Likewise.
13031 (fold_builtin_round): Likewise.
13032 (fold_builtin_int_roundingfn): Likewise.
13033 (fold_builtin_bitop): Likewise.
13034 (fold_builtin_bswap): Likewise.
13035 (fold_builtin_logarithm): Likewise.
13036 (fold_builtin_hypot): Likewise.
13037 (fold_builtin_pow): Likewise.
13038 (fold_builtin_powi): Likewise.
13039 (fold_builtin_exponent): Likewise.
13040 (fold_builtin_memset): Likewise.
13041 (fold_builtin_bzero): Likewise.
13042 (fold_builtin_memory_op): Likewise.
13043 (fold_builtin_bcopy): Deleted; call site changed to invoke
13044 fold_builtin_memory_op directly.
13045 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13046 (fold_builtin_strncpy): Likewise.
13047 (fold_builtin_memcmp): Likewise.
13048 (fold_builtin_strcmp): Likewise.
13049 (fold_builtin_strncmp): Likewise.
13050 (fold_builtin_signbit): Likewise.
13051 (fold_builtin_copysign): Likewise.
13052 (fold_builtin_isascii): Likewise.
13053 (fold_builtin_toascii): Likewise.
13054 (fold_builtin_isdigit): Likewise.
13055 (fold_builtin_fabs): Likewise.
13056 (fold_builtin_abs): Likewise.
13057 (fold_builtin_fmin_fmax): Likewise.
13058 (fold_builtin_carg): Likewise.
13059 (fold_builtin_classify): Likewise.
13060 (fold_builtin_unordered_cmp): Likewise.
13062 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13063 New functions split out from fold_builtin_1.
13064 (fold_builtin_n): New.
13065 (fold_builtin_varargs): New.
13066 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13068 (fold_call_expr): New.
13069 (build_function_call_expr): Rewrite to use new helper function.
13070 (fold_builtin_call_list): New.
13071 (build_call_expr): New.
13072 (fold_builtin_call_valist): New.
13073 (rewrite_call_expr): New.
13074 (validate_arg): New.
13075 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13076 of an arglist. Change return type to bool. Use new CALL_EXPR
13079 (fold_builtin_strstr): Pass call arguments individually instead
13080 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13081 accessors and constructors. Return NULL_TREE instead of 0.
13082 (fold_builtin_strchr): Likewise.
13083 (fold_builtin_strrchr): Likewise.
13084 (fold_builtin_strpbrk): Likewise.
13085 (fold_builtin_strcat): Likewise.
13086 (fold_builtin_strncat): Likewise.
13087 (fold_builtin_strspn): Likewise.
13088 (fold_builtin_strcspn): Likewise.
13089 (fold_builtin_fputs): Likewise.
13090 (fold_builtin_next_arg): Likewise.
13091 (fold_builtin_sprintf): Likewise.
13093 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13094 NULL_RTX instead of 0.
13095 (expand_builtin_memory_chk): Likewise.
13096 (maybe_emit_chk_warning): Likewise.
13097 (maybe_emit_sprintf_chk_warning): Likewise.
13099 (fold_builtin_object_size): Pass call arguments individually instead
13100 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13101 accessors and constructors. Return NULL_TREE instead of 0.
13102 (fold_builtin_memory_chk): Likewise.
13103 (fold_builtin_stxcpy_chk): Likewise.
13104 (fold_builtin_strncpy_chk): Likewise.
13105 (fold_builtin_strcat_chk): Likewise.
13106 (fold_builtin_strcat_chk): Likewise.
13107 (fold_builtin_strncat_chk): Likewise.
13108 (fold_builtin_sprintf_chk): Likewise.
13109 (fold_builtin_snprintf_chk): Likewise.
13110 (fold_builtin_printf): Likewise.
13111 (fold_builtin_vprintf): Likewise.
13113 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13115 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13116 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13117 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13118 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13119 (fold_unary): Likewise.
13120 (fold_binary): Likewise.
13121 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13122 ternary expressions.
13123 (fold): Add logic for tcc_vl_exp.
13124 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13125 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13126 (fold_build3_stat): Add assertion to flag broken interface for
13127 constructing CALL_EXPRs.
13128 (fold_build_call_list): New.
13129 (fold_build_call_list_initializer): New.
13130 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13132 (fold_strip_sign_ops): Likewise.
13134 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13135 Brooks Moses <brooks.moses@codesourcery.com>
13136 Lee Millward <lee.millward@codesourcery.com>
13138 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13139 accessors and dump arguments explicitly.
13141 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13143 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13145 (print_call_name): Use new CALL_EXPR accessors.
13147 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13148 CALL_EXPR arguments explicitly instead of as a list. Use
13149 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13151 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13152 (vrp_visit_stmt): Likewise.
13154 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13155 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13157 (force_move_till_expr): Likewise.
13159 * targhooks.c (default_external_stack_protect_fail): Use
13160 build_call_expr instead of build_function_call_expr.
13161 (default_hidden_stack_protect_fail): Likewise.
13163 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13166 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13167 and walk arguments explicitly.
13169 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13170 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13171 (expand_simple_operations): Likewise.
13172 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13174 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13175 of TREE_CODE_LENGTH.
13176 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13178 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13179 instead of TREE_CODE_LENGTH.
13181 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13182 (tree_ic_transform): Likewise.
13183 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13184 parameter instead of arglist. Fix callers.
13185 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13186 (tree_stringops_transform): Likewise.
13187 (tree_indirect_call_to_profile): Likewise.
13188 (tree_stringops_values_to_profile): Likewise.
13190 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13191 (eliminate_tail_call): Likewise.
13193 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13195 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13196 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13198 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13200 * omp-low.c (build_omp_barrier): Use build_call_expr.
13201 (lower_rec_input_clauses): Likewise.
13202 (lower_reduction_clauses): Likewise.
13203 (expand_parallel_call): Likewise.
13204 (maybe_catch_exception): Likewise.
13205 (expand_omp_for_generic): Likewise.
13206 (expand_omp_for_static_nochunk): Likewise.
13207 (expand_omp_sections): Likewise.
13208 (lower_omp_single_simple): Likewise.
13209 (lower_omp_single_copy): Likewise.
13210 (lower_omp_master): Likewise.
13211 (lower_omp_ordered): Likewise.
13212 (lower_omp_critical): Likewise.
13214 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13215 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13217 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13218 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13219 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13221 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13222 and generalize to handle any number of operands.
13223 (chrec_contains_undetermined): Likewise.
13224 (tree_contains_chrecs): Likewise.
13225 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13227 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13229 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13230 fold_call_expr instead of fold_builtin.
13231 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13232 match declarations there.
13233 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13236 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13237 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13239 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13240 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13242 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13245 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13246 (execute_cse_sincos): Use new CALL_EXPR accessors.
13248 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13250 * gimple-low.c (lower_function_body): Use build_call_expr.
13251 (lower_builtin_setjmp): Likewise.
13253 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13254 (set_storage_via_libcall): Likewise.
13255 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13256 instead of TREE_CODE_LENGTH.
13257 (expand_expr_real_1): Use new CALL_EXPR accessors.
13259 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13260 generalize to handle any number of operands.
13261 (TB_parent_eq): Likewise.
13263 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
13264 (strip_builtin_expect): Likewise.
13266 * function.c (gimplify_parameters): Use build_call_expr.
13268 * tree-vectorizer.c (vect_is_simple_reduction): Use
13269 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13271 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
13272 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
13274 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
13277 * gimplify.c (build_stack_save_restore): Use build_call_expr.
13278 (gimplify_decl_expr): Likewise.
13279 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
13280 Use new CALL_EXPR iterators.
13281 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
13282 (gimplify_modify_expr_to_memset): Likewise.
13283 (gimplify_variable_sized_compare): Likewise.
13284 (gimplify_omp_atomic_fetch_op): Likewise.
13285 (gimplify_omp_atomic_pipeline): Likewise.
13286 (gimplify_omp_atomic_mutex): Likewise.
13287 (gimplify_function_tree): Likewise.
13289 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
13290 (call_expr_flags): Likewise.
13291 (expand_call): Likewise.
13293 * except.c (expand_builtin_eh_return_data_regno): Pass entire
13294 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13297 * coverage.c (create_coverage): Use build_call_expr.
13299 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
13300 (temp_call_expr_obstack): New.
13301 (pool_copy_list): Delete.
13302 (temp_copy_call_expr): New.
13303 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
13304 CALL_EXPR accessors. Get rid of special goo for copying argument
13305 lists and use temp_copy_call_expr instead.
13306 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
13307 CALL_EXPR accessors.
13308 (create_expression_by_pieces): Likewise. Use build_call_array
13309 to construct the result instead of fold_build3.
13310 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
13311 dealing with argument lists.
13312 (init_pre): Remove references to expression_node_pool and
13313 list_node_pool. Init temp_call_expr_obstack instead.
13314 (fini_pre): Remove references to expression_node_pool and
13317 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
13318 and walk arguments explicitly instead of as a list.
13320 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
13321 (mx_register_decls): Likewise.
13322 (mudflap_register_call): Likewise.
13323 (mudflap_finish_file): Likewise.
13325 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
13326 (ipa_callsite_compute_param): Likewise.
13328 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
13329 accessors and constructor.
13331 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
13332 accessors and constructor.
13333 (convert_tramp_reference): Likewise.
13334 (convert_call_expr): Likewise.
13335 (finalize_nesting_tree_1): Likewise.
13337 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
13340 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
13342 * tree-inline.c (initialize_inlined_parameters): Pass entire
13343 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13345 (estimate_num_insns_1): Use new CALL_EXPR accessors.
13346 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
13348 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
13349 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13350 (vectorizable_reduction): Likewise.
13351 (vectorizable_call): Use new CALL_EXPR iterators.
13352 (vectorizable_conversion): Use build_call_expr.
13353 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
13354 (vect_gen_widened_results_half): Use build_call_expr.
13355 (vect_setup_realignment): Likewise.
13356 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
13358 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
13359 (pass_through_call): Likewise.
13360 (compute_object_sizes): Likewise. Use fold_call_expr instead of
13363 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
13364 (tree_gen_pow2_profiler): Likewise.
13365 (tree_gen_one_value_profiler): Likewise.
13366 (tree_gen_ic_func_profiler): Likewise.
13367 (tree_gen_average_profiler): Likewise.
13368 (tree_gen_ior_profiler): Likewise.
13370 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
13371 (find_func_aliases): Use new CALL_EXPR accessors. Add case
13372 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13374 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
13375 of TREE_CODE_LENGTH.
13377 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
13378 of TREE_CODE_LENGTH.
13380 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
13382 (convert_to_integer): Likewise.
13384 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
13387 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13388 Brooks Moses <brooks.moses@codesourcery.com>
13389 Lee Millward <lee.millward@codesourcery.com>
13391 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
13393 * config/frv/frv.c (frv_expand_builtin): Likewise.
13394 * config/s390/s390.c (s390_expand_builtin): Likewise.
13396 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
13397 (sparc_expand_builtin): Use new CALL_EXPR accessors.
13399 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
13400 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
13401 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
13402 (ix86_expand_store_builtin): Likewise.
13403 (ix86_expand_unop_builtin): Likewise.
13404 (ix86_expand_unop1_builtin): Likewise.
13405 (ix86_expand_sse_compare): Likewise.
13406 (ix86_expand_sse_comi): Likewise.
13407 (ix86_expand_vec_init_builtin): Likewise.
13408 (ix86_expand_vec_ext_builtin): Likewise.
13409 (ix86_expand_vec_set_builtin): Likewise.
13410 (ix86_expand_builtin): Use new CALL_EXPR accessors.
13412 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
13413 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
13415 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
13416 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13417 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
13419 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
13421 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13422 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
13423 arglist. Use new CALL_EXPR accessors. Fix callers.
13424 (altivec_expand_abs_builtin): Likewise.
13425 (rs6000_expand_binop_builtin): Likewise.
13426 (altivec_expand_predicate_builtin): Likewise.
13427 (altivec_expand_lv_builtin): Likewise.
13428 (spe_expand_stv_builtin): Likewise.
13429 (altivec_expand_stv_builtin): Likewise.
13430 (rs6000_expand_ternop_builtin): Likewise.
13431 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
13432 (altivec_expand_st_builtin): Likewise.
13433 (altivec_expand_dst_builtin): Likewise.
13434 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
13435 arglist. Use new CALL_EXPR accessors. Fix callers.
13436 (altivec_expand_vec_set_builtin): Likewise.
13437 (altivec_expand_vec_ext_builtin): Likewise.
13438 (altivec_expand_builtin): Use new CALL_EXPR accessors.
13439 (spe_expand_builtin): Likewise.
13440 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
13441 arglist. Use new CALL_EXPR accessors. Fix callers.
13442 (spe_expand_evsel_builtin): Likewise.
13443 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
13444 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
13446 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
13447 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13448 (arm_expand_unop_builtin): Likewise.
13449 (arm_expand_builtin): Use new CALL_EXPR accessors.
13451 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
13454 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
13455 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
13457 (bfin_expand_unop_builtin): Likewise.
13458 (bfin_expand_builtin): Use new CALL_EXPR accessors.
13460 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13461 Brooks Moses <brooks.moses@codesourcery.com>
13462 Lee Millward <lee.millward@codesourcery.com>
13464 * c-semantics.c (build_stmt): Add internal diagnostic check.
13466 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
13467 accessors. Print arguments explicitly instead of as a list.
13469 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
13471 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
13472 (c_finish_omp_flish): Likewise.
13474 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
13475 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
13476 instead of TREE_CODE_LENGTH.
13477 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
13478 (c_warn_unused_result): Likewise.
13480 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13483 * doc/invoke.texi (Warning Options): Remove
13484 -Werror-implicit-function-declaration.
13485 (Wimplicit-function-declaration): Update description.
13486 * opts.c (common_handle_option): Move handling of -Werror=* to...
13487 (enable_warning_as_error): ...here.
13488 * opts.h (enable_warning_as_error): Declare.
13489 * c-decl.c (implicit_decl_warning): Unless
13490 -Wno-implicit-function-declaration is given, emit a pedwarn if
13491 -std=c99 or emit a warning if -Wimplicit-function-declaration.
13492 * c.opt (Wimplicit-function-declaration): Replace
13493 mesg_implicit_function_declaration with
13494 warn_implicit_function_declaration.
13495 * c-opts.c (c_common_handle_option):
13496 -Werror-implicit-function-declaration is exactly equal as
13497 -Werror=implicit-function-declaration.
13498 (set_Wimplicit): Replace mesg_implicit_function_declaration with
13499 warn_implicit_function_declaration.
13500 (c_common_post_options): -Wimplict-function-declaration is enabled
13501 by default by -std=c99, otherwise is disabled by default.
13502 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
13504 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13506 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
13507 DECL on the rhs to a DECL on the lhs for debug info purposes if the
13508 former is ignored but not the latter.
13510 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13512 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
13513 is made and the reference doesn't use the alias set of its type,
13514 do not create the temporary using that type.
13516 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
13518 * jump.c: Remove prototypes for delete_computation and
13519 delete_prior_computation.
13521 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13523 * jump.c (get_label_after): Delete.
13524 (get_label_before, delete_computation, delete_jump,
13525 delete_prior_computation, follow_jumps): Move...
13526 * reorg.c (delete_computation, delete_prior_computation): ... here...
13527 (get_label_before, delete_jump): ... making these static ...
13528 (follow_jumps): ... and simplifying this since it only runs after
13530 * rtl.h (get_label_after, get_label_before, delete_jump,
13531 follow_jumps): Delete prototypes.
13533 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13535 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
13537 2007-02-15 Nick Clifton <nickc@redhat.com>
13539 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
13540 order to prevent it from being munged by the target.
13542 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
13544 * config/i386/i386.md: Remove misleading comment.
13546 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13548 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
13549 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
13552 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13554 * tree-sra.c (instantiate_missing_elements): Canonicalize
13556 (sra_build_assignment): New.
13557 (generate_copy_inout, generate_element_copy,
13558 generate_element_zero, generate_one_element_init): Use it.
13560 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13562 * tree-sra.c (instantiate_missing_elements): Canonicalize
13564 (sra_build_assignment): New.
13565 (generate_copy_inout, generate_element_copy,
13566 generate_element_zero, generate_one_element_init): Use it.
13568 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13570 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
13573 2007-02-14 Joseph Myers <joseph@codesourcery.com>
13575 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
13576 types as aggregates not scalars.
13577 * function.c (assign_stack_temp_for_type): Likewise.
13579 2007-02-14 Roger Sayle <roger@eyesopen.com>
13580 Zdenek Dvorak <dvorakz@suse.cz>
13582 * tree-dump.c (dump_switch_p_1): Require exact match of the option
13585 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
13587 * passes.c (next_pass_1): Clear the next field of the copied
13590 2007-02-14 Richard Henderson <rth@redhat.com>
13592 * tree-sra.c (early_sra): New.
13593 (decl_can_be_decomposed_p): Deny va_list if early_sra.
13594 (tree_sra_early, pass_sra_early): New.
13595 * tree-pass.h (pass_sra_early): Declare.
13596 * passes.c (init_optimization_passes): Use it.
13598 2007-02-14 Richard Guenther <rguenther@suse.de>
13600 * flags.h (issue_strict_overflow_warning): Convert to a macro.
13602 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
13604 PR tree-optimization/30771
13605 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
13607 (vect_analyze_operations): Induction phis can now be marked as
13609 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
13610 Update documentation accordingly.
13612 2007-02-14 Nick Clifton <nickc@redhat.com>
13614 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
13615 most 3 arguments are supported.
13616 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
13618 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
13620 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
13621 Ensure dst->current is valid.
13623 2007-02-13 Paul Brook <paul@codesourcery.com>
13625 * config.gcc: Add arm*-*-uclinux-*eabi.
13626 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
13627 (SUBTARGET_EXTRA_LINK_SPEC): Define.
13628 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
13629 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
13630 (LINK_SPEC): Define.
13631 (LIB_SPEC): Define.
13632 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
13634 * config/arm/uclinux-eabi.h: New file.
13635 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
13636 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
13639 2007-02-13 Ian Lance Taylor <iant@google.com>
13641 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
13642 * flags.h (warn_strict_overflow): Declare.
13643 (enum warn_strict_overflow_code): Define.
13644 (issue_strict_overflow_warning): New static inline function.
13645 * opts.c (warn_strict_overflow): New variable.
13646 (common_handle_option): Handle OPT_Wstrict_overflow and
13647 OPT_Wstrict_overflow_.
13648 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
13650 * fold-const.c: Include intl.h.
13651 (fold_deferring_overflow_warnings): New static variable.
13652 (fold_deferred_overflow_warning): New static variable.
13653 (fold_deferred_overflow_code): New static variable.
13654 (fold_defer_overflow_warnings): New function.
13655 (fold_undefer_overflow_warnings): New function.
13656 (fold_undefer_and_ignore_overflow_warnings): New function.
13657 (fold_deferring_overflow_warnings_p): New function.
13658 (fold_overflow_warning): New static function.
13659 (make_range): Add strict_overflow_p parameter. Change all
13661 (extract_muldiv, extract_muldiv_1): Likewise.
13662 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
13663 tree_expr_nonnegative_p.
13664 (fold_negate_expr): Call fold_overflow_warning.
13665 (fold_range_test): Likewise.
13666 (fold_comparison): Likewise.
13667 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
13668 instead of tree_expr_nonnegative_p.
13669 (tree_expr_nonnegative_warnv_p): Rename from
13670 tree_expr_nonnegative_p, add strict_overflow_p parameter.
13671 (tree_expr_nonnegative_p): New function.
13672 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
13673 strict_overflow_p parameter.
13674 (tree_expr_nonzero_p): New function.
13675 * passes.c (verify_interpass_invariants): New static function.
13676 (execute_one_pass): Call it.
13677 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
13679 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
13680 (estimate_numbers_of_iterations): Likewise.
13681 (scev_probably_wraps_p): Likewise.
13682 * tree-ssa-ccp.c: Include "toplev.h".
13683 (evaluate_stmt): Defer fold overflow warnings until we know we are
13685 (struct fold_stmt_r_data): Add stmt field.
13686 (fold_stmt_r): Defer fold overflow warnings until we know we
13688 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
13689 (fold_stmt_inplace): Likewise.
13690 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
13691 (cleanup_control_expr_graph): Defer fold overflow warnings until
13692 we know we are going to optimize.
13693 * tree-cfg.c (fold_cond_expr_cond): Likewise.
13694 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
13696 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13697 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
13698 * tree-ssa-loop-manip.c (create_iv): Likewise.
13699 * c-typeck.c (build_conditional_expr): Likewise.
13700 (build_binary_op): Likewise.
13701 * tree-vrp.c (vrp_expr_computes_nonzero): Call
13702 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
13703 (extract_range_from_unary_expr): Likewise.
13704 * simplify-rtx.c (simplify_const_relational_operation): Warn when
13705 assuming that signed overflow does not occur.
13706 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
13707 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
13708 (fold_defer_overflow_warnings): Declare.
13709 (fold_undefer_overflow_warnings): Declare.
13710 (fold_undefer_and_ignore_overflow_warnings): Declare.
13711 (fold_deferring_overflow_warnings_p): Declare.
13712 (tree_expr_nonzero_warnv_p): Declare.
13713 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
13714 of warning options.
13715 (Warning Options): Document -Wstrict-overflow.
13716 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
13717 (tree-ssa-ccp.o): Likewise.
13718 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
13719 (fold-const.o): Depend on intl.h.
13721 2007-02-13 Ian Lance Taylor <iant@google.com>
13723 PR middle-end/30751
13724 * lower-subreg.c (resolve_simple_move): Decompose subregs in
13727 2007-02-13 Stuart Hastings <stuart@apple.com>
13729 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
13731 2007-02-13 Richard Henderson <rth@redhat.com>
13733 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
13734 handled_component_p before looking for the indirect_ref.
13736 2007-02-13 Richard Henderson <rth@redhat.com>
13738 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
13739 remove flags clobber.
13740 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
13741 (bswaphi_lowpart): New.
13742 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
13743 remove TARGET_BSWAP test. Delete expander of the same name.
13745 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
13746 (expand_unop): Use them.
13748 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
13750 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
13751 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
13752 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
13753 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
13754 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
13755 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
13756 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
13757 assembler dialect choice from asm templates.
13759 2007-02-12 Richard Henderson <rth@redhat.com>
13761 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
13762 (fixuns_trunc<SSEMODEF>si2): Use it.
13763 * config/i386/sse.md (vec_setv4sf_0): Export.
13764 * config/i386/i386.c (ix86_build_const_vector): Export.
13765 (ix86_split_convert_uns_si_sse): Rename from
13766 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
13767 * config/i386/i386-protos.h: Update.
13769 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13772 * c-typeck.c (c_finish_return): Improve warning message.
13774 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13776 * alias.c (find_symbolic_term): Delete unused function.
13778 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
13780 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
13781 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
13782 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
13784 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13786 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
13787 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
13788 the function, temporarily point the debug interface to the null one.
13790 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13792 * dwarf2out.c (round_up_to_align): New static function.
13793 (field_byte_offset): Use it to round the offset.
13795 2007-02-12 Richard Henderson <rth@redhat.com>
13797 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
13798 (inswl_const): Export.
13800 2007-02-12 Richard Henderson <rth@redhat.com>
13802 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
13803 result mode of the libcall, convert back to outmode.
13805 2007-02-12 Roger Sayle <roger@eyesopen.com>
13807 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
13808 (bswapdi2): New define_expand to implement 32-bit implementation.
13810 2007-02-12 Nick Clifton <nickc@redhat.com>
13812 * doc/invoke.texi (Overall Options): Document --help=.
13813 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
13814 (cc1_options): Pass --help= on to cc1.
13815 (display_help): Add description of --help=.
13816 (process_command): Add code to handle --help=. Allow translated
13817 --help and --target-help switches to be passed on to compiler
13819 (main): Remove unused if statement.
13820 * opts.c (columns): Remove.
13821 (LEFT_COLUMN): Define.
13822 (wrap_help): Add columns argument.
13823 (print_filtered_help): Change parameters to be an include bitmask,
13824 an exclude bitmask, an any bitmask and the column width. Move the
13825 code to display the params list here. Add code to display the
13826 status of options rather than their descriptions if the quiet flag
13828 (print_specific_help): Change parameters to be an include bitmask,
13829 an exclude bitmask and an any bitmask. Move code to look up the
13830 column width here. Decide upon the title for an options listing.
13831 (common_handle_options): Add code to handle --help=. Adapt code
13832 for --help and --target-help to use the revised form of the
13833 print_specific_help function.
13834 (print_help): Delete.
13835 (print_param_help): Delete.
13836 (print_switch): Delete.
13837 * opts.h (cl_lang_count): Add prototype.
13838 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
13839 CL_MAX_OPTION_CLASS): New defines.
13840 * optc-gen.awk: Add construction of cl_lang_count.
13841 * c.opt: Add Warning attribute to warning options and Optimization
13842 attribute to optimization options.
13843 * common.opt: Likewise.
13845 Add -fhelp and -ftarget-help as aliases for the transformed --help
13846 and --target-help options.
13847 * opt-functions.awk: Add code to handle Warning and Optimization
13850 2007-02-12 Richard Henderson <rth@redhat.com>
13852 * config/alpha/constraints.md: New file.
13853 * config/alpha/alpha.c: Include tm-constrs.h.
13854 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
13855 alpha_extra_constraint): Remove.
13856 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
13857 * config/alpha/alpha-protos.h: Update.
13858 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
13859 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
13860 (EXTRA_CONSTRAINT): Remove.
13861 * config/alpha/alpha.md: Include constraints.md.
13862 (adddi splitter): Use satisfies_constraint_*.
13863 * config/alpha/predicates.md (add_operand): Likewise.
13864 (sext_add_operand, addition_operation): Likewise.
13866 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
13868 PR tree-optimization/29145
13869 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
13870 in our handling of restrict qualified pointers.
13872 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13875 * doc/invoke.texi (Wunused-value): Update description.
13876 (Wextra): Delete item.
13877 * opts.c (set_Wextra): Don't use the value of Wextra to set the
13878 value of Wunused-value.
13879 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
13880 (c_finish_stmt_expr): Don't check extra_warnings.
13881 (emit_side_effect_warnings): The caller is responsible to check
13884 2007-02-11 Roger Sayle <roger@eyesopen.com>
13885 Matt Thomas <matt@3am-software.com>
13887 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
13889 2007-02-11 Roger Sayle <roger@eyesopen.com>
13891 * simplify-rtx.c (simplify_relational_operation_1): Optimize
13892 comparisons of POPCOUNT against zero.
13893 (simplify_const_relational_operation): Likewise.
13895 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13897 * doc/invoke.texi (Wextra): Delete outdated paragraph.
13899 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13901 * dwarf2out.c (root_type): Delete unused function.
13903 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13905 * genattrtab.c (contained_in_p): Delete unused function.
13906 (write_expr_attr_cache): Likewise.
13908 2007-02-11 Jan Hubicka <jh@suse.cz>
13910 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
13913 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
13915 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
13916 to add the REG_EQ* note.
13917 * see.c (see_merge_one_use_extension): Likewise.
13918 * local-alloc.c (update_equiv_regs): Likewise. Also don't
13919 turn REG_EQUAL notes into REG_EQUIV notes if the target
13920 register may have more than one set.
13921 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
13922 * gcse.c (try_replace_reg): Likewise.
13923 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
13924 * calls.c (fixup_tail_calls): Likewise. Abort if there is
13925 more than one REG_EQUIV note.
13926 * reload1.c (gen_reload): Use set_unique_reg_note.
13928 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
13930 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
13931 (ix86_builtin_conversion): New function.
13933 2007-02-06 Mark Mitchell <mark@codesourcery.com>
13936 * tree.h (DECL_REPLACEABLE_P): New macro.
13937 * except.c (set_nothrow_function_flags): Likewise.
13939 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
13940 Ira Rosen <irar@il.ibm.com>
13941 Dorit Nuzman <dorit@il.ibm.com>
13943 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
13944 * targhooks.c (default_builtin_vectorized_conversion): New.
13945 * targhooks.h (default_builtin_vectorized_function): New declaration.
13946 * target.h (struct vectorize): Add builtin_conversion field.
13947 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
13948 stmt_vec_info_type value.
13949 (vectorizable_conversion): New declaration.
13950 * tree-vect-analyze.c (vect_analyze_operations): Add
13951 vectorizable_conversion call.
13952 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
13953 * tree-vect-transform.c (vectorizable_conversion): New function.
13954 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
13955 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
13957 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
13958 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
13959 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
13960 or ALTIVEC_BUILTIN_VCFSX.
13962 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13965 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
13966 CONST_DOUBLE and operand 0 is a hard register.
13967 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
13968 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
13969 is a hard floating-point register.
13971 2007-02-10 Richard Henderson <rth@redhat.com>
13972 Jakub Jelinek <jakub@redhat.com>
13973 Alexandre Oliva <aoliva@redhat.com>
13975 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
13976 * builtin-types.def (BT_WORD): Make unsigned.
13977 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
13978 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
13979 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
13980 * c-decl.c (grokdeclarator): Don't error if !have_tls.
13981 * c-parser.c (c_parser_omp_threadprivate): Likewise.
13982 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
13984 * expr.c (emutls_var_address): New.
13985 (expand_expr_real_1): Expand emulated tls.
13986 (expand_expr_addr_expr_1): Likewise.
13987 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
13988 * output.h (emutls_finish): Declare.
13989 * toplev.c (compile_file): Call it.
13990 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
13991 address before wrapping in CONST.
13992 * varasm.c (emutls_htab, emutls_object_type): New.
13993 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
13994 (get_emutls_object_name, get_emutls_object_type): New.
13995 (get_emutls_init_templ_addr, emutls_decl): New.
13996 (emutls_common_1, emutls_finish): New.
13997 (assemble_variable): When emulating tls, swap decls; generate
13998 constructor for the emutls objects.
13999 (do_assemble_alias): When emulating tls, swap decl and target name.
14000 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14002 * varpool.c (decide_is_variable_needed): Look at force_output.
14003 Recurse for emulated tls.
14004 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14005 with decide_is_variable_needed.
14006 * emutls.c: New file.
14007 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14008 tls_object for real tls.
14010 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14012 PR rtl-optimization/29599
14013 * reload1.c (eliminate_regs_in_insn): Take the destination
14014 mode into account when computing the offset.
14016 2007-02-09 Stuart Hastings <stuart@apple.com>
14017 Richard Henderson <rth@redhat.com>
14019 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14020 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14021 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14022 fixuns_truncdfhi2): New.
14023 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14024 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14025 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14026 (floatunssidf2): Allow nonimmediate source.
14027 * config/i386/sse.md (movdi_to_sse): New.
14028 (vec_concatv2di): Drop '*'.
14029 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14030 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14031 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14033 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14034 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14035 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14036 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14037 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14038 ix86_build_const_vector.
14039 (x86_emit_floatuns): Rewrite.
14041 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14043 * genautomata.c (longest_path_length): Delete unused function.
14044 (struct state): Delete unused longest_path_length.
14045 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14046 (get_free_state): Delete unused.
14048 2007-02-09 Jan Hubicka <jh@suse.cz>
14050 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14051 * doc/invoke.texi (inline-unit-growth): Update default value.
14053 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14054 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14055 (rebuild_cgraph_edges): Likewise.
14056 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14057 (dump_cgraph_node): Dump frequencies.
14058 (cgraph_clone_edge): Add frequency scales.
14059 (cgraph_clone_node): Add freuqnecy.
14060 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14061 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14062 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14063 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14064 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14065 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14066 (save_inline_function_body): Likewise.
14067 * ipa-inline.c: inluce rtl.h
14068 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14069 (cgraph_edge_badness): Use frequencies.
14070 (cgraph_decide_recursive_inlining): Update clonning.
14071 (cgraph_decide_inlining_of_small_function): Dump frequency.
14072 * predict.c (estimate_bb_frequencies): Export.
14073 * predict.h (estimate_bb_frequencies): Declare.
14074 * tree-inline.c (copy_bb): Watch overflows.
14075 (expand_call_inline): Update call of cgraph_create_edge.
14076 (optimize_inline_calls): Use TODO flags to update frequnecies.
14077 * passes.h: Include predict.h
14078 (init_optimization_passes): Move profile ahead.
14079 (execute_function_todo): Handle TODO_rebuild_frequencies.
14081 2007-02-09 Roger Sayle <roger@eyesopen.com>
14083 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14084 the insbl or inswl pattern into a register.
14086 2007-02-09 Roger Sayle <roger@eyesopen.com>
14088 * config/ia64/ia64.md (bswapdi2): New define_insn.
14090 2007-02-09 Richard Henderson <rth@redhat.com>
14092 * config/i386/constraints.md (Ym): New constraint.
14093 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14094 (movdi_1_rex64): Split sse and xmm general register moves from
14095 memory move alternatives. Use conditional register constraints.
14096 (movsf_1, movdf_integer): Likewise.
14097 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14098 (movdf_integer_rex64): New.
14099 (pushsf_rex64): Fix output constraints.
14100 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14101 (sse2_stored): Likewise.
14102 (sse2_storeq_rex64): New.
14103 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14104 amd and not generic.
14105 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14106 for optimize_size. Remove SF/DFmode hack.
14108 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14110 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14113 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14114 Richard Sandiford <richard@codesourcery.com>
14116 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14117 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14118 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14119 m68k/t-mlib to tmake_file.
14120 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14121 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14122 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14123 Allow it to be cf or m68k. Set m68k_arch_family. If that
14124 variable is not empty, add t-$m68k_arch_family to tmake_file.
14125 Add t-mlibs to tmake_file.
14126 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14127 * config/m68k/t-cf: New file.
14128 * config/m68k/t-m68k: Likewise.
14129 * config/m68k/t-mlibs: Likewise.
14130 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14131 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14132 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14133 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14134 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14136 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14137 (INSTALL_LIBGCC): Delete.
14138 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14139 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14140 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14141 (M68K_MLIB_CPU): Define.
14142 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14143 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14144 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14146 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14147 Richard Guenther <rguenther@suse.de>
14149 PR middle-end/23361
14150 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14151 against INT_MIN/INT_MAX.
14152 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14153 file if a loop is removed.
14155 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14157 * calls.c (store_one_arg): Pass correct alignment to
14158 emit_push_insn for non-BLKmode values.
14159 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14160 unaligned stack slot via a suitably aligned slot.
14162 2007-02-08 DJ Delorie <dj@redhat.com>
14164 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14166 (legal_subregs): Use unsigned char, make const.
14167 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14169 2007-02-08 Paul Brook <paul@codesourcery.com>
14171 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14172 special interworking needed.
14174 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14176 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14177 conditional to __SSE2__.
14178 (Entries below should have been added to first ChangeLog
14179 entry for amdfam10 dated 2007-02-05)
14180 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14182 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14184 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14187 2007-02-08 DJ Delorie <dj@redhat.com>
14189 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14190 * config/m32c/m32c.c (legal_subregs): New.
14191 (m32c_illegal_subreg_p): New.
14192 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14193 unsupported subregs of hard regs.
14195 2007-02-08 Jan Hubicka <jh@suse.cz>
14197 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14198 the same one; always update histograms.
14200 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14202 * passes.c (init_optimization_passes): Tidy comment.
14204 2007-02-08 Roger Sayle <roger@eyesopen.com>
14206 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14207 strip zero_extend, bswap and rotates from POCOUNT's argument.
14208 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14209 zero_extend and rotates from PARITY's argument.
14210 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14211 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14212 of an integer constant at compile-time.
14214 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14217 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14219 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14222 * tree-ssa-live.c (remove_unused_locals): Do not remove
14223 TREE_ADDRESSABLE variables.
14224 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14225 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14226 FOR_CLOBBER. Update all users.
14227 If VAR has an associated alias set, add a virtual operand for
14228 it if no alias is found to conflict with the memory reference.
14230 2007-02-07 Jan Hubicka <jh@suse.cz>
14231 Robert Kidd <rkidd@crhc.uiuc.edu>
14233 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14235 2007-02-07 Ian Lance Taylor <iant@google.com>
14237 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14239 2007-02-07 Roger Sayle <roger@eyesopen.com>
14241 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14242 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14243 tablejumpdi, movsi_to_cr_one): Remove constraints from
14244 define_expand's match_operands.
14246 2007-02-07 Roger Sayle <roger@eyesopen.com>
14248 * global.c (compute_regsets): Move declatation of "i" inside of
14249 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14251 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14254 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14255 of INDIRECT_REF <RESULT_DECL>.
14257 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14259 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14260 Kaz Kojima <kkojima@gcc.gnu.org>
14263 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
14265 (sh_initialize_trampoline): Add parentheses to avoid a warning.
14267 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14269 * doc/loop.texi: Document possibility not to perform disambiguation
14270 of loops with multiple latches.
14271 * cfgloopmanip.c (alp_enum_p): Removed.
14272 (add_loop): Handle subloops. Use get_loop_body_with_size.
14273 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
14274 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
14275 the new forwarder block.
14276 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
14277 Handle the case latch is NULL.
14278 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
14279 modifications when marking loop exits.
14280 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
14282 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
14283 disambiguate_loops_with_multiple_latches.
14284 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
14285 before fix_loop_structure.
14286 * cfgloop.c: Include pointer-set.h and output.h.
14287 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
14288 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
14289 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
14290 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
14291 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
14292 disambiguate_multiple_latches, get_loop_body_with_size,
14293 disambiguate_loops_with_multiple_latches): New functions.
14294 (flow_loop_dump): Dump multiple latch edges.
14295 (flow_loop_nodes_find): Handle loops with multiple latches.
14296 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
14297 (glb_enum_p): Modified.
14298 (get_loop_body): Use get_loop_body_with_size.
14299 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
14300 (AVOID_CFG_MODIFICATIONS): New constant.
14301 (disambiguate_loops_with_multiple_latches, add_loop,
14302 get_loop_body_with_size): Declare.
14303 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
14305 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
14307 PR inline-asm/28686
14308 * global.c (compute_regsets): New function.
14309 (global_alloc): Refactored ELIMINABLE_REGSET
14310 and NO_GLOBAL_ALLOC_REGS computation out.
14311 (rest_of_handle_global_alloc): Call compute_regsets()
14312 for non-optimizing case.
14314 2007-02-06 Richard Henderson <rth@redhat.com>
14316 * config/i386/constraints.md (Y2): Rename from Y.
14317 (Yi): New constraint.
14318 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
14319 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
14320 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
14321 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
14322 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
14323 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
14324 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
14325 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
14326 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
14327 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
14328 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
14329 vec_extractv2si_1): Change Y constraints to Y2.
14330 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
14331 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
14332 Change Y constraints to Y2.
14333 (sse2_loadld): Change Y constraints to x.
14335 2007-02-06 Roger Sayle <roger@eyesopen.com>
14337 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
14338 (parity<mode>2): New define_expand using rs6000_emit_parity.
14339 * config/rs6000/rs6000.c (rs6000_emit_popcount,
14340 rs6000_emit_parity): New functions.
14341 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
14342 rs6000_emit_parity): Prototype here.
14344 2007-02-06 Ian Lance Taylor <iant@google.com>
14346 * lower-subreg.c (simple_move_operand): Reject CONST.
14347 (resolve_clobber): Call validate_change rather than directly
14348 assigning to XEXP (pat, 0).
14350 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14352 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
14353 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
14354 (tree-cfg.o): Remove hashtab.h dependency.
14356 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
14357 (struct ivopts_data): Change niters to pointer_map_t.
14358 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
14359 (niter_for_exit): Create pointer_map on demand. Change for
14361 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
14362 (free_loop_data): Destroy data->niters if created and reset field.
14363 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
14364 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
14366 * tree-ssa-reassoc.c: Include pointer-set.h.
14367 (bb_rank): Change to long *.
14368 (operand_rank): Change to pointer_map_t.
14369 (find_operand_rank): Return long, -1 if not found. Declare as inline.
14370 (insert_operand_rank): Accept long.
14371 (operand_entry_hash, operand_entry_eq): Remove.
14372 (get_rank): Return long. Adjust for changes above.
14373 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
14375 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
14377 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
14378 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
14379 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
14381 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
14382 directly since it cannot be NULL.
14383 (get_vi_for_tree): Rewrite for pointer_map API.
14384 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
14385 (init_alias_vars): Create vi_for_tree as pointer_map.
14386 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
14388 * tree-cfg.c: Don't include hashtab.h.
14389 (edge_to_cases): Declare as pointer_map.
14390 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
14392 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
14393 (start_recording_case_labels): Create edge_to_cases as pointer_map.
14394 (end_recoding_case_labels): Cleanup edge_to_cases manually before
14396 (record_switch_edge): Delete.
14397 (get_cases_for_edge): Adjust for pointer_map API, inline
14398 record_switch_edge (rewritten for new API), remove goto.
14400 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14402 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
14403 * tree-nested.c: Include pointer-set.h.
14404 (var_map_elt, var_map_eq, var_map_hash): Delete.
14405 (struct nesting_info): Remove GTY marker. Change the two htab_t's
14406 to pointer_map_t's.
14407 (nesting_info_bitmap_obstack): New.
14408 (lookup_field_for_decl): Adjust for pointer_map API.
14409 (lookup_tramp_for_decl): Adjust for pointer_map API.
14410 (get_nonlocal_debug_decl): Adjust for pointer_map API.
14411 (get_local_debug_decl): Adjust for pointer_map API.
14412 (convert_nl_goto_reference): Adjust for pointer_map API.
14413 (convert_nl_goto_receiver): Adjust for pointer_map API.
14414 (create_nesting_tree): Create outside GGC space. Create bitmap on
14415 the new obstack. Create field_map and var_map as pointer_maps.
14416 (free_nesting_tree): Adjust for changes to create_nesting_tree.
14418 (lower_nested_functions): Move root here, no need to NULL it.
14419 Initialize and release the obstack.
14421 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
14423 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
14424 Remove prototypes and make them non-static.
14425 (struct tree_int_map): Remove.
14426 * tree.h (struct tree_int_map): Move here, turning TO into an
14428 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
14430 * tree.h (TREE_COMPLEXITY): Remove.
14431 (struct tree_exp): Remove complexity field.
14432 * tree.c (build1_stat): Don't set it.
14434 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
14435 Victor Kaplansky <victork@il.ibm.com>
14437 * tree-vectorizer.c (vect_is_simple_use): Support induction.
14438 (vect_is_simple_reduction): Support reduction with induction as
14439 one of the operands.
14440 (vect_is_simple_iv_evolution): Fix formatting.
14441 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
14442 formatting. Don't mark induction phis for vectorization.
14443 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
14444 * tree-vect-transform.c (get_initial_def_for_induction): New function.
14445 (vect_get_vec_def_for_operand): Support induction.
14446 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
14448 (vectorizable_reduction): Support reduction with induction as one of
14450 (vectorizable_type_demotion): Use def-type of stmt argument rather
14451 than dummy def-type.
14453 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
14454 flag_tree_scev_cprop.
14455 * common.opt (tree-scev-cprop): New flag.
14457 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
14458 call to vect_get_new_vect_var.
14460 2007-02-06 Ira Rosen <irar@il.ibm.com>
14462 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
14463 vectype is not NULL.
14464 (vect_pattern_recog_1): Likewise.
14466 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14468 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
14469 (fold_negate_expr): Likewise.
14471 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
14474 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
14475 even if cv-qualification is the same.
14477 2007-02-05 Geoffrey Keating <geoffk@apple.com>
14479 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
14480 __enable_execute_stack on completion.
14482 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14484 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
14485 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
14486 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
14487 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
14488 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
14489 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
14490 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
14491 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
14493 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14495 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
14496 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
14497 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
14498 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
14499 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
14500 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
14501 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
14502 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
14503 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
14504 umuldi3_highpart_rex64, umulsi3_highpart_insn,
14505 umulsi3_highpart_zext, smuldi3_highpart_rex64,
14506 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
14507 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
14508 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
14509 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
14510 sqrtextenddfxf2_i387): Added amdfam10_decode.
14512 * config/i386/athlon.md (athlon_idirect_amdfam10,
14513 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
14514 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
14515 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
14516 athlon_ivector_store_amdfam10): New define_insn_reservation.
14517 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
14520 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14522 * config/i386/athlon.md (athlon_call_amdfam10,
14523 athlon_pop_amdfam10, athlon_lea_amdfam10): New
14524 define_insn_reservation.
14525 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
14526 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
14527 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
14529 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14531 * config/i386/athlon.md (athlon_sseld_amdfam10,
14532 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
14533 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
14535 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14537 * config/i386/athlon.md (athlon_sseins_amdfam10): New
14538 define_insn_reservation.
14539 * config/i386/i386.md (sseins): Added sseins to define_attr type
14540 and define_attr unit.
14541 * config/i386/sse.md: Set type attribute to sseins for insertq
14544 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14546 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
14547 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
14548 ssecomi_load_amdfam10, ssecomi_amdfam10,
14549 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
14550 define_insn_reservation.
14551 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
14553 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14555 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
14556 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
14557 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
14558 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
14559 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
14560 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
14561 define_insn_reservation.
14563 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
14564 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
14565 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
14566 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
14567 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
14569 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14571 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
14572 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
14573 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
14574 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
14575 athlon_ssemul_load_k8): Added amdfam10.
14577 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14579 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
14580 (x86_sse_unaligned_move_optimal): New variable.
14582 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
14584 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
14585 for unaligned vector SSE double/single precision loads for AMDFAM10.
14587 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14589 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
14590 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
14591 Define TARGET_CPU_DEFAULT_amdfam10.
14592 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
14593 (processor_type): Add PROCESSOR_AMDFAM10.
14595 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
14596 processor_type in config/i386/i386.h.
14597 Enable imul peepholes for TARGET_AMDFAM10.
14599 * config.gcc: Add support for --with-cpu option for amdfam10.
14601 * config/i386/i386.c (amdfam10_cost): New variable.
14602 (m_AMDFAM10): New macro.
14603 (m_ATHLON_K8_AMDFAM10): New macro.
14604 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
14605 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
14606 x86_promote_QImode, x86_integer_DFmode_moves,
14607 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14608 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
14609 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
14610 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
14611 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
14612 Enable/disable for amdfam10.
14613 (override_options): Add amdfam10_cost to processor_target_table.
14614 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
14615 processor_alias_table.
14616 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
14617 (ix86_adjust_cost): Add code for amdfam10.
14619 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14621 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
14622 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
14623 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
14624 * config/i386/i386.h: Add builtin definition for SSE4A.
14625 * config/i386/i386.md: Add support for ABM instructions
14626 (popcnt and lzcnt).
14627 * config/i386/sse.md: Add support for SSE4A instructions
14628 (movntss, movntsd, extrq, insertq).
14629 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
14630 Add -march=amdfam10 flag.
14631 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
14632 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
14634 * doc/extend.texi: Add documentation for SSE4A builtins.
14636 2007-02-05 Bob Wilson <bob.wilson@acm.org>
14638 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
14640 2007-02-05 Richard Guenther <rguenther@suse.de>
14642 * tree-vectorizer.h (vectorizable_function): Add argument type
14643 argument, change return type.
14644 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
14645 * tree-vect-transform.c (vectorizable_function): Handle extra
14646 argument, return vectorized function decl.
14647 (build_vectorized_function_call): Remove.
14648 (vectorizable_call): Handle calls with result and argument types
14649 differing. Handle loop vectorization factor correctly.
14650 * targhooks.c (default_builtin_vectorized_function): Adjust for
14652 * targhooks.h (default_builtin_vectorized_function): Likewise.
14653 * target.h (builtin_vectorized_function): Add argument type
14655 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
14656 extra argument, allow vectorizing of lrintf.
14657 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
14658 documentation of target hook.
14660 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
14663 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
14664 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
14665 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
14667 2007-02-05 Roger Sayle <roger@eyesopen.com>
14669 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
14670 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
14671 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
14672 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
14673 before canonicalizing sincos to cexpi.
14674 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
14676 2007-02-05 Roger Sayle <roger@eyesopen.com>
14678 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
14679 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
14680 (alpha_init_builtins): Use alpha_add_builtins to process tables.
14682 2007-02-05 Roger Sayle <roger@eyesopen.com>
14684 * mips-tfile.c (initialize_init_file): Correct endianness test.
14686 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
14688 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
14689 the 'y' constraint.
14691 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14693 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
14694 saves in a PARALLEL before the register assignments.
14696 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14698 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
14699 DWARF_FRAME_RETURN_COLUMN to be a general register.
14700 * dwarf2out.c (init_return_column_size): New function, split from...
14701 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
14702 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
14703 to be nongeneral registers.
14704 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
14706 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
14707 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
14709 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14711 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
14713 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14715 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
14716 (remove_path): Use can_remove_branch_p and remove_branch instead
14717 of loop_delete_branch_edge.
14718 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
14719 (tree_transform_and_unroll_loop): Remove dead branches immediately.
14720 Update profile using scale_dominated_blocks_in_loop.
14721 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
14722 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
14723 (can_remove_branch_p, remove_branch): Declare.
14724 * tree-cfg.c (tree_can_remove_branch_p): New function.
14725 (tree_cfg_hooks): Add tree_can_remove_branch_p.
14726 * cfgrtl.c (rtl_can_remove_branch_p): New function.
14727 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
14729 2007-02-05 Jan Hubicka <jh@suse.cz>
14731 PR middle-end/30696
14732 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
14733 nodes in cgraph, don't remove offline copy of the function.
14735 2007-02-04 Jan Hubicka <jh@suse.cz>
14737 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
14738 vectors might cause maybe_lookup_element_for_expr to be called
14739 on non-sra-candidate.
14741 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14743 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
14744 config/bfin/bfin.md, config/bfin/predicates.md: Follow
14745 spelling conventions.
14747 2007-02-04 Richard Guenther <rguenther@suse.de>
14749 PR middle-end/30636
14750 * fold-const.c (try_move_mult_to_index): Make sure to not
14751 overflow one dimension of a multi-dimensional array access.
14753 2007-02-04 Jan Hubicka <jh@suse.cz>
14755 * passes.c (init_optimization_passes): Reindent.
14757 2007-02-04 Jan Hubicka <jh@suse.cz>
14758 Eric Botcazou <ebotcazou@adacore.com>
14760 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
14761 (execute_fixup_cfg): Break out the abnormal goto code.
14762 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
14763 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
14764 (optimize_inline_calls): Call make_nonlocal_label_edges.
14766 2007-02-04 Jan Hubicka <jh@suse.cz>
14768 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
14769 true when something was changed.
14770 (rename_ssa_copies): When something was changed, do
14771 TODO_remove_unused_locals.
14772 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14773 add TODO_remove_unused_locals when instruction was removed.
14775 2007-02-04 Jan Hubicka <jh@suse.cz>
14777 * ipa-inline.c (try_inline): Improve debug output; work on already
14779 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
14780 call try_inline for already inlined edges too when flattening;
14781 inline also functions that make callee growth but overall unit size
14784 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14786 * config/m32c/bitops.md, config/m32c/jump.md,
14787 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
14788 config/m32r/m32r.h, config/m32r/m32r.md,
14789 config/m32r/predicates.md, config/m68hc11/larith.asm,
14790 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
14791 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
14792 config/mips/mips-protos.h, config/mips/mips.c,
14793 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
14794 config/mn10300/mn10300.h, config/mn10300/predicates.md,
14795 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
14796 spelling conventions.
14798 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
14799 Follow spelling conventions.
14801 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
14803 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
14804 warn about C++0x compatibility.
14806 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14808 * config/h8300/h8300.c, config/h8300/h8300.h,
14809 config/h8300/h8300.md: Follow spelling conventions.
14811 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
14813 PR middle-end/30667
14814 * combine.c (try_combine): Do not substitute source operand
14815 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
14817 2007-02-03 Jan Hubicka <jh@suse.cz>
14819 PR gcov-profile/30650
14820 * value-prof.c (stringop_block_profile): Fix handling of size counter;
14821 do not divide by zero for never executed counters.
14822 (tree_find_values_to_profile): Fix counters.
14823 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
14825 2007-02-03 Ian Lance Taylor <iant@google.com>
14827 * lower-subreg.c (simple_move_operand): New static function,
14828 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
14830 (simple_move): Call simple_move_operand.
14831 (find_decomposable_subregs): Add special handling of MEMs.
14832 (can_decompose_p): Rename from cannot_decompose_p. Reverse
14833 meaning of return value. If we see a hard register, test whether
14834 it can store a word_mode value. Change all callers.
14836 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14838 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
14839 ftrapv insns and expanders.
14840 (subdi3): Change define_expand operand 1 to arith11_operand, and
14841 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
14842 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
14843 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
14846 PR middle-end/30174
14847 * varasm.c (notice_global_symbol): Treat global objects as weak when
14848 flag_shlib is true.
14850 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14852 * emit-rtl.c (dconstpi): Delete.
14853 (dconstsqrt2): New.
14854 (init_emit_once): Delete dconstpi and init dconstsqrt2.
14855 * real.h (dconstpi): Delete.
14856 (dconstsqrt2): New.
14857 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
14858 (fold_builtin_hypot): Likewise.
14860 2007-02-03 Tom Tromey <tromey@redhat.com>
14863 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
14864 -gcoff3, -gxcoff3, -gvms3 implies -dD.
14866 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
14868 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
14869 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
14870 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
14871 config/rs6000/cell.md, config/rs6000/darwin.h,
14872 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
14873 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
14874 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
14875 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
14876 typos. Follow spelling conventions.
14877 * doc/invoke.texi: Follow spelling conventions.
14879 2007-02-03 Roger Sayle <roger@eyesopen.com>
14881 * simplify-rtx.c (simplify_relational_operation_1): Implement some
14882 canonicalization transformations that attempt to simplify integer
14883 constant comparisons to become comparisons against zero.
14885 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14887 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
14889 * fold-const.c (fold_binary): Fix comment typos. Fold complex
14890 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
14892 2007-02-02 Mike Stump <mrs@apple.com>
14894 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
14895 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
14896 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
14897 generate a branch island.
14899 2007-02-02 Bob Wilson <bob.wilson@acm.org>
14901 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
14902 (xtensa_legitimate_address_p): New.
14903 (xtensa_legitimize_address): New.
14904 (xtensa_output_addr_const_extra): New.
14905 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
14907 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
14908 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
14909 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
14910 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
14911 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
14912 (xtensa_legitimize_address): New.
14913 (xtensa_output_addr_const_extra): New.
14915 2007-02-02 Steve Ellcey <sje@cup.hp.com>
14917 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
14919 2007-02-02 Ian Lance Taylor <iant@google.com>
14921 * expmed.c (expand_divmod): Add comment.
14923 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
14925 * emit-rtl.c (renumber_insns): Remove.
14926 * flags.h: Remove the extern for flag_renumber_insns.
14927 * rtl.h: Remove the prototype for renumber_insns.
14928 * toplev.c (flag_renumber_insns): Remove.
14930 2007-02-02 Hui-May Chang <hm.chang@apple.com>
14932 Revert for x86 darwin:
14933 2005-06-19 Uros Bizjak <uros@kss-loka.si>
14935 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
14936 code before the following patch under TARGET_MACHO.
14937 (ix86_function_value_regno_p): Likewise.
14939 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14941 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
14944 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14947 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
14948 loads to general or fp registers. Add comments.
14949 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
14951 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
14953 * pointer-set.c (insert_aux): Only return insertion slot.
14954 (pointer_set_insert): Adjust.
14955 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
14956 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
14957 pointer_map_traverse): New.
14958 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
14959 pointer_map_create, pointer_map_destroy, pointer_map_insert,
14960 pointer_map_contains, pointer_map_traverse): Declare.
14962 2007-02-02 Jakub Jelinek <jakub@redhat.com>
14964 PR middle-end/30473
14965 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
14966 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
14968 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14970 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
14972 (struct _dep): New type.
14973 (dep_t): New typedef.
14974 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
14975 (DEP_STATUS): New access macro. The macro with the same name was
14976 renamed to DEP_LINK_STATUS.
14977 (dep_init): Declare function
14979 (struct _dep_link): New type.
14980 (dep_link_t): New typedef.
14981 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
14982 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
14983 (DEP_LINK_STATUS): New macro.
14984 (debug_dep_links): New debug function.
14986 (struct _deps_list): New type.
14987 (deps_list_t): New typedef.
14988 (DEPS_LIST_FIRST): New access macro.
14989 (FOR_EACH_DEP_LINK): New cycle macro.
14990 (create_deps_list, free_deps_list, delete_deps_list): Declare
14992 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
14993 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
14994 (copy_deps_list_change_con): Ditto.
14996 (move_dep_link): Declare function.
14998 (struct _dep_node): New type.
14999 (dep_node_t): New typedef.
15000 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15002 (struct haifa_insn_data.back_deps): New field to hold backward
15003 dependencies of the insn.
15004 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15006 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15007 Change its type to deps_list_t.
15008 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15009 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15010 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15012 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15014 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15016 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15018 (dep_cost): Declare.
15020 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15021 (ds_to_dk, dk_to_ds): New functions.
15023 (init_dep_1): New static function.
15024 (init_dep): New function.
15025 (copy_dep): New static function.
15027 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15029 (detach_dep_link): New static function.
15030 (move_dep_link): New function.
15032 (dep_links_consistent_p, dump_dep_links): New static functions.
15033 (debug_dep_links): New debugging function.
15035 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15037 (alloc_deps_list, init_deps_list): New static functions.
15038 (create_deps_list): New function.
15039 (clear_deps_list): New static function.
15040 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15041 (deps_list_consistent_p, dump_deps_list): New static functions.
15042 (debug_deps_list): New function.
15043 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15045 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15047 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15048 use new scheduler dependencies lists.
15049 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15050 (sched_analyze): Ditto. Initialize dependencies lists.
15051 (add_forw_dep, compute_forward_dependences): Update to use new
15052 scheduler dependencies lists.
15054 (init_dependency_caches): Init deps_obstack.
15055 (free_dependency_caches): Free deps_obstack.
15057 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15058 new scheduler dependencies lists.
15059 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15060 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15062 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15063 Update to use new scheduler dependencies lists.
15064 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15065 (debug_dependencies): Ditto.
15066 (schedule_region): Update comments.
15068 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15069 scheduler dependencies lists.
15070 (schedule_ebb): Update comments.
15072 * rtl.def (DEPS_LIST): Remove.
15074 * lists.c (unused_deps_list): Remove.
15075 (free_list): Update assertions.
15077 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15078 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15080 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15081 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15083 * haifa-sched.c (comments): Update.
15084 (insn_cost1): Remove. Inline the code into insn_cost ().
15085 (insn_cost): Update to use new scheduler dependencies lists. Move
15086 processing of the dependency cost to dep_cost ().
15087 (dep_cost): New function. Use it instead of insn_cost () when
15088 evaluating cost of the dependency. Use compatible interface to
15089 interact with the target.
15090 (priority): Update to use new scheduler dependencies lists.
15091 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15092 with greater number of insns that depend on the insn.
15093 (schedule_insn): Update to use new scheduler dependencies lists. Add
15094 code to free backward dependencies lists. Inline and optimize code
15095 from resolve_dep () - see PR28071.
15096 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15097 lists. Update call to targetm.sched.is_costly_dependence hook.
15099 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15100 scheduler dependencies lists.
15102 (resolve_dep): Remove. Move the logic to schedule_insn ().
15103 (init_h_i_d): Initialize dependencies lists.
15105 (process_insn_depend_be_in_spec): Rename to
15106 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15107 dependencies lists.
15108 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15109 Update to use new scheduler dependencies lists.
15110 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15112 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15113 new scheduler dependencies lists.
15114 (build_intra_loop_deps): Ditto.
15116 * target.h (struct _dep): Declare to use in
15117 gcc_target.sched.is_costly_dependence.
15118 (struct gcc_target.sched.adjust_cost): Fix typo.
15119 (struct gcc_target.sched.is_costly_dependence): Change signature to
15120 use single dep_t parameter instead of an equivalent triad.
15121 (struct gcc_target.sched.adjust_cost_2): Remove.
15123 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15125 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15127 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15129 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15131 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15132 (REG_DEP_TRUE): Document.
15134 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15135 Change signature to correspond to the targetm.sched.adjust_cost hook.
15136 Update use in TARGET_SCHED_ADJUST_COST_2.
15137 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15138 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15139 new scheduler dependencies lists.
15140 (ia64_gen_check): Ditto.
15142 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15143 scheduler dependencies lists.
15145 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15146 signature to correspond to the targetm.sched.is_costly_dependence hook.
15147 (is_costly_group): Update to use new scheduler dependencies lists.
15149 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15150 instead of INSN_COST () macro.
15152 2007-02-01 Ian Lance Taylor <iant@google.com>
15154 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15156 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15158 * pa.md (tp_load): Correct mfctl instruction syntax.
15160 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15162 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15163 altivec_padding_size calculation on AIX. Improve comment, add
15164 assert to verify that it's right.
15166 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15169 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15171 PR inline-asm/28686
15172 * global.c (global_alloc): Add mising initialization of
15175 2007-02-01 Roger Sayle <roger@eyesopen.com>
15177 * alias.c (init_alias_analysis): Correct whitespace.
15178 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15179 partition_hot_cold_basic_blocks): Likewise.
15180 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15181 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15182 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15183 fold_builtin_snprintf_chk, fold_builtin_printf,
15184 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15185 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15186 * cfgcleanup.c (cleanup_cfg): Likewise.
15187 * cfgexpand.c (tree_expand_cfg): Likewise.
15188 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15189 * function.c (get_next_funcdef_no): Likewise.
15190 * gengtype.c (main): Likewise.
15191 * genmodes.c (main): Likewise.
15192 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15193 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15194 * ifcvt.c (noce_emit_move_insn): Likewise.
15195 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15197 * stor-layout.c (get_best_mode): Likewise.
15198 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15199 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15200 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15201 perform_var_substitution, solve_graph): Likewise.
15202 * tree-vrp.c (vrp_finalize): Likewise.
15204 2007-02-01 Ian Lance Taylor <iant@google.com>
15206 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15207 high part of a paradoxical subreg, return a constant zero.
15209 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15211 * toplev.c (lang_dependent_init): Call init_set_costs.
15212 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15214 2007-02-01 Richard Guenther <rguenther@suse.de>
15216 PR middle-end/30656
15217 * fold-const.c (fold_negate_expr): Allow negating a
15218 constant if overflow does not change.
15220 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15222 * doc/c-tree.texi (Expression trees): Improve markup.
15223 * doc/tm.texi (Register Classes, Addressing Modes)
15224 (Floating Point): Fix spacing after abbreviations. Fix some
15227 2007-02-01 Ben Elliston <bje@au.ibm.com>
15229 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15230 * doc/contrib.texi: Likewise.
15231 * doc/install.texi: Likewise.
15233 2007-01-31 Richard Henderson <rth@redhat.com>
15234 Ian Lance Taylor <iant@google.com>
15236 * lower-subreg.c: New file.
15237 * rtl.def (CONCATN): Define.
15238 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15239 pass_lower_subreg2.
15240 * emit-rtl.c (update_reg_offset): New static function, broken out
15241 of gen_rtx_REG_offset.
15242 (gen_rtx_REG_offset): Call update_reg_offset.
15243 (gen_reg_rtx_offset): New function.
15244 * regclass.c: Revert patch of 2006-03-05, restoring
15246 (clear_reg_info_regno): New function.
15247 * dwarf2out.c (concatn_loc_descriptor): New static function.
15248 (loc_descriptor): Handle CONCATN.
15249 * common.opt (fsplit_wide_types): New option.
15250 * opts.c (decode_options): Set flag_split_wide_types when
15252 * timevar.def (TV_LOWER_SUBREG): Define.
15253 * rtl.h (gen_reg_rtx_offset): Declare.
15254 (reg_scan_update): Declare.
15255 * regs.h (clear_reg_info_regno): Declare.
15256 * tree-pass.h (pass_lower_subreg): Declare.
15257 (pass_lower_subreg2): Declare.
15258 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15259 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15260 -fsplit-wide-types.
15261 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
15262 * Makefile.in (OBJS-common): Add lower-subreg.o.
15263 (lower-subreg.o): New target.
15265 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15267 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
15269 2007-01-31 Anatoly Sokolov <aesok@post.ru>
15272 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
15274 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15276 PR middle-end/29335
15277 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
15279 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
15281 * cfgloop.h: Include vec-prim.h.
15282 (enum li_flags): Remove LI_ONLY_OLD.
15283 (loop_iterator): Changed.
15284 (fel_next, fel_init): Iterate over loop tree.
15285 (FOR_EACH_LOOP_BREAK): New macro.
15286 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
15288 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
15289 * modulo-sched.c (sms_schedule): Ditto.
15290 * tree-vectorizer.c (vectorize_loops): Ditto.
15291 * doc/loop.texi: Update information on loop numbering and behavior of
15292 FOR_EACH_LOOP wrto new loops.
15293 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
15294 add_to_evolution_1): Test nestedness of loops instead of comparing
15296 * tree-chrec.c (chrec_fold_plus_poly_poly,
15297 chrec_fold_multiply_poly_poly, chrec_evaluate,
15298 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
15299 reset_evolution_in_loop): Ditto.
15300 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
15302 2007-01-31 Dirk Mueller <dmueller@suse.de>
15304 * c-common.c (warn_about_parentheses): Separate warning about
15305 un-parenthized sequence of comparison operators from the one
15306 which is supposed to warn about x <= y <= z.
15308 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
15310 * optabs.h (enum optab_index): Add new OTI_isinf.
15311 (isinf_optab): Define corresponding macro.
15312 * optabs.c (init_optabs): Initialize isinf_optab.
15313 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
15315 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
15316 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
15318 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
15319 expand_builtin_interclass_mathfn.
15320 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
15321 * config/i386/i386.md (UNSPEC_FXAM): New constant.
15322 (fxam<mode>2_i387): New insn pattern.
15323 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
15324 built-in functions as x87 inline asm.
15326 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15328 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
15330 2007-01-30 Eric Christopher <echristo@apple.com>
15332 * config.gcc: Add geode.
15334 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15336 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
15337 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
15338 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
15339 value-prof.c: Fix comment typos.
15341 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15344 * doc/invoke.texi (Wpointer-arith): Document warning.
15346 2007-01-30 Janis Johnson <janis187@us.ibm.com>
15348 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
15349 the list of discrepancies from the draft TR.
15351 2007-01-30 Dirk Mueller <dmueller@suse.de>
15354 * doc/invoke.texi (-Wreturn-type): Update description to
15355 match new behavior.
15357 2007-01-30 Richard Sandiford <richard@codesourcery.com>
15359 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
15361 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
15363 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
15364 to handle optabs that operate on floating point input argument and
15365 output to integer output.
15366 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
15367 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
15368 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
15369 expand_builtin_interclass_mathfn ().
15370 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
15371 (ilogbsi2): Remove.
15372 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
15373 ilogbl built-in functions as x87 intrinsics.
15375 2007-01-30 Richard Guenther <rguenther@suse.de>
15377 PR middle-end/27657
15378 * dwarf2out.c (reference_to_unused): Query varpool if the
15379 variable was output.
15381 2007-01-30 Richard Guenther <rguenther@suse.de>
15383 PR middle-end/30313
15384 * passes.c (execute_one_pass): Reset in_gimple_form to not
15385 confuse non-unit-at-a-time mode.
15387 2007-01-29 Roger Sayle <roger@eyesopen.com>
15388 Richard Guenther <rguenther@suse.de>
15390 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
15391 avoid undefined behaviour on overflow. Use force_fit_type_double
15392 to construct the constant with the specified TREE_OVERFLOW.
15394 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15396 * config/dfp-bit.c: Add parameterized support for fp exceptions.
15397 * config/dfp-bit.h: Ditto.
15399 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15401 * c-decl.c (pop_scope): Replace warnings with call to
15402 warn_for_unused_label.
15403 * c-common.h (warn_for_unused_label): Declare.
15404 * c-common.c (warn_for_unused_label): Define.
15406 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15408 * tree-optimize.c (update_inlined_to_pointers): Delete unused
15411 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15413 * Makefile.in (USER_H): Remove decfloat.h.
15414 * ginclude/decfloat.h: Delete, moving contents to ...
15415 * ginclude/float.h: Add support for decimal floating point,
15416 guarded by __STDC_WANT_DEC_FP__.
15418 2007-01-29 Mike Stump <mrs@apple.com>
15420 * doc/gccint.texi (Top): Rename Loop Representation to Loop
15421 Analysis and Representation to resolve case insensitive conflict.
15422 * doc/loop.texi (Loop Analysis and Representation): Likewise.
15424 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
15426 * tree.h (struct tree_memory_tag): Add aliases member.
15427 (MTAG_ALIASES): New macro.
15428 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
15429 (add_may_alias): Remove pointer-set. Update for may_aliases being
15431 (mark_aliases_call_clobbered): Update for may_aliases being a
15433 (compute_tag_properties): Ditto.
15434 (create_partition_for): Ditto.
15435 (compute_memory_partitions): Ditto.
15436 (dump_may_aliases_for): Ditto.
15437 (is_aliased_with): Ditto.
15438 (add_may_alias_for_new_tag): Ditto.
15439 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
15440 (compute_is_aliased): New function.
15441 (compute_may_aliases): Call compute_is_aliased).
15442 (init_alias_info): Initialize alias_bitmap_obstack.
15443 (union_alias_set_into): New function.
15444 (compute_flow_sensitive_aliasing): Use union_aliases_into.
15445 (have_common_aliases_p): Rewrite to take two bitmaps and use
15447 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
15448 Update for bitmaps.
15449 (finalize_ref_all_pointers): Update for add_may_alias changes.
15450 (new_type_alias): Ditto.
15451 * tree-flow-inline.h (may_aliases): Return a bitmap.
15452 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
15453 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
15454 may_aliases being a bitmap.
15455 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
15456 may_aliases now returns a bitmap.
15457 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
15459 * tree-ssa-operands.c (add_virtual_operand): Update for
15460 may_aliases being a bitmap.
15462 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
15464 PR tree-optimization/30630
15465 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
15466 variable as changed.
15468 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
15471 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
15472 expanded only once even if an error occurs.
15474 2007-01-29 Ben Elliston <bje@au.ibm.com>
15476 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
15477 (__gcov_average_profiler): Likewise.
15478 (__gcov_ior_profiler): Likewise.
15479 (__gcov_merge_ior): Likewise.
15481 2007-01-28 Jan Hubicka <jh@suse.cz>
15483 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
15484 * value-prof.c (stringop_block_profile): Likewise.
15486 2007-01-28 Jan Hubicka <jh@suse.cz>
15488 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
15489 Add variant handling histograms; add wrapper.
15490 (clear_storage_via_libcall): Export.
15491 (emit_block_move_hints): Break out from ...; add histograms.
15492 (emit_block_move): ... this one.
15493 (clear_storage_hints): Break out from ...; add histograms.
15494 (clear_storage): ... this one.
15495 (set_storage_via_memset): Handle histogram.
15496 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
15497 (clear_storage_hints, clear_storage_via_libcall): Declare.
15498 (set_storage_via_setmem): Update prototype.
15499 * doc/md.texi (movmem, setmem): Document new arguments.
15501 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
15502 Add new histograms.
15503 (stringop_block_profile): New global function.
15504 (tree_stringops_values_to_profile): Profile block size and alignment.
15505 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
15507 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
15508 (stringop_block_profile): Declare.
15509 * builtins.c: Include value-prof.h.
15510 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
15511 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
15512 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
15513 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
15514 * profile.c (instrument_values): Add new counters.
15515 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
15517 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
15518 (tree_init_edge_profiler): Build new profilers.
15519 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
15520 (pass_tree_profile): Add dump.
15521 (tree_profile_hooks): Update.
15522 * Makefile.in (LIBGCOV): Add new constants.
15523 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
15524 __gcov_ior_profiler): New.
15525 * i386.md (movmem/setmem expanders): Add new optional arguments.
15527 2007-01-28 David Edelsohn <edelsohn@gnu.org>
15529 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
15531 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15533 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
15534 (tree_unswitch_single_loop): Pass eni_size_weights to
15535 tree_num_loop_insns.
15536 * tree-ssa-loop-manip.c: Include tree-inline.h.
15537 (can_unroll_loop_p): Pass eni_size_weights to
15538 tree_num_loop_insns.
15539 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
15540 Pass eni_size_weights to estimate_num_insns.
15541 * tree.h (init_inline_once): Export.
15542 * toplev.c (backend_init): Call init_inline_once.
15543 * cgraphunit.c (cgraph_process_new_functions,
15544 cgraph_analyze_function): Pass eni_inlining_weights to
15545 estimate_num_insns.
15546 * ipa-inline.c (compute_inline_parameters): Ditto.
15547 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
15548 to estimate_num_insns.
15549 (try_unroll_loop_completely): Pass eni_size_weights to
15550 tree_num_loop_insns.
15551 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
15552 ot estimate_num_insns.
15553 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
15554 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
15555 * tree-inline.c (eni_inlining_weights, eni_size_weights,
15556 eni_time_weights): New variables.
15557 (init_inline_once): Initialize them.
15558 (struct eni_data): Mew.
15559 (estimate_num_insns_1, estimate_num_insns): Use weights.
15560 * tree-inline.h (struct eni_weights_d): New.
15561 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
15562 (estimate_num_insns): Declaration changed.
15563 * cfgloop.h (tree_num_loop_insns): Declaration changed.
15564 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
15565 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
15567 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15569 * tree-data-ref.c (conflict_fn): Assert that the number of affine
15570 relations in the conflict function is valid.
15572 2007-01-27 Ian Lance Taylor <iant@google.com>
15574 * common.opt: Add fstrict-overflow.
15575 * opts.c (decode_options): Set flag_strict_overflow if -O2.
15576 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
15577 (TYPE_OVERFLOW_UNDEFINED): Define.
15578 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
15580 * tree.h (TYPE_TRAP_SIGNED): Don't define.
15581 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
15582 (fold_negate_expr): Likewise.
15583 (make_range): Likewise.
15584 (extract_muldiv_1): Likewise.
15585 (maybe_canonicalize_comparison): Likewise.
15586 (fold_comparison): Likewise.
15587 (fold_binary): Likewise.
15588 (tree_expr_nonnegative_p): Likewise.
15589 (tree_expr_nonzero_p): Likewise.
15590 * tree-vrp.c (compare_values): Likewise.
15591 (extract_range_from_binary_expr): Likewise.
15592 (extract_range_from_unary_expr): Likewise.
15593 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
15595 (nowrap_type_p): Likewise.
15596 * tree-scalar-evolution.c (simple_iv): Likewise.
15597 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
15598 (build_range_check): Likewise.
15599 (extract_muldiv_1): Likewise.
15600 (fold_comparison): Likewise.
15601 * tree-vrp.c (vrp_int_const_binop): Likewise.
15602 (extract_range_from_unary_expr): Likewise.
15603 * convert.c (convert_to_integer): Likewise.
15604 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
15605 (fold_comparison): Likewise.
15606 (fold_binary): Likewise.
15607 * optabs.c (optab_for_tree_code): Likewise.
15608 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
15609 * simplify-rtx.c (simplify_const_relational_operation): Check
15610 flag_strict_overflow and flag_trapv.
15611 (simplify_const_relational_operation): Likewise.
15612 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
15613 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
15616 2007-01-27 Roger Sayle <roger@eyesopen.com>
15618 * tree.c (tree_fold_gcd): Delete.
15619 * tree.h (tree_fold_gcd): Remove prototype.
15620 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
15621 test whether one constant integer is a multiple of another. Instead
15622 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
15623 * fold-const.c (multiple_of_p): We've determined both TOP and
15624 BOTTOM are integer constants so we can call int_const_binop directly
15625 instead of the more generic const_binop.
15627 2007-01-27 Roger Sayle <roger@eyesopen.com>
15629 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
15630 1*X check that the constant hasn't overflowed, to preserve the
15632 (round_up): Provide an efficient implementation when rouding-up an
15633 INTEGER_CST to a power-of-two.
15635 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15637 * doc/sourcebuild.texi: Add comma for clarity.
15638 * doc/extend.texi: Fix some typos.
15639 * doc/passes.texi: Likewise.
15640 * doc/cppinternals.texi: Likewise.
15641 * doc/c-tree.texi: Likewise.
15642 * doc/tree-ssa.texi: Likewise.
15643 * doc/install.texi: Likewise.
15645 2007-01-27 Jan Hubicka <jh@suse.cz>
15647 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
15648 (pass_sra): Do not require alias information.
15649 * passes.c (init_optimization_passes): Add SRA
15651 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
15653 * tracer.c (rest_of_handle_tracer): We already cleaned
15654 up the CFG in tracer() so don't do it here again.
15655 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
15656 cleanup_cfg here, either. And don't call renumber_insns.
15658 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
15659 and BB_HEAD are in the insn stream here. Instead make sure
15660 that BB_INSN is valid on all insns. Also, do check here that
15661 there are no pending branch predictions...
15662 (rtl_verify_flow_info): ...instead of doing it here. Checks
15663 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
15666 2007-01-26 Roger Sayle <roger@eyesopen.com>
15668 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
15669 function to simplify/factorize operand order canonicalization.
15670 (ix86_fixup_binary_operands): Reorganize using the above function.
15671 (ix86_binary_operator_ok): Likewise.
15673 2007-01-27 Jakub Jelinek <jakub@redhat.com>
15675 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
15676 file scope from optimize_attrs.
15677 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
15679 (optimize_attrs): Clear insn_code_values after freeing it.
15681 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15683 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
15684 a parts.base assignment.
15686 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15688 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
15689 (compute_subscript_distance, initialize_data_dependence_relation,
15690 finalize_ddr_dependent, analyze_ziv_subscript,
15691 analyze_siv_subscript_cst_affine,
15692 compute_overlap_steps_for_affine_univar,
15693 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15694 analyze_siv_subscript, analyze_miv_subscript,
15695 analyze_overlapping_iterations, subscript_dependence_tester_1,
15696 compute_self_dependence, free_dependence_relation): Work
15697 with affine_fn instead of chrecs.
15698 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
15699 common_affine_function, affine_function_base,
15700 affine_function_constant_p, affine_fn_op, affine_fn_plus,
15701 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
15702 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
15703 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
15704 (all_chrecs_equal_p): Removed.
15705 * tree-data-ref.h (affine_fn, conflict_function): New types.
15706 (struct subscript): Change type of conflicting_iterations_in_a
15707 and conflicting_iterations_in_b.
15709 2007-01-26 Steve Ellcey <sje@cup.hp.com>
15712 * config/pa/pa.h (TARGET_HPUX_11): New.
15713 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
15714 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
15716 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
15717 Richard Guenther <rguenther@suse.de>
15719 * tree-ssa-structalias.c (solve_graph): Handle case
15720 we merged the variable to another.
15722 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15724 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
15727 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
15728 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
15730 2007-01-25 DJ Delorie <dj@redhat.com>
15732 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
15733 allow changes to modes which don't fit in those registers.
15735 * reload1.c (choose_reload_regs): Check for invalid subregs before
15736 computing their locations, not after.
15738 2007-01-25 Geoffrey Keating <geoffk@apple.com>
15741 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
15742 save Altivec registers in an eh_return function.
15743 (compute_vrsave_mask): Likewise.
15744 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
15745 for saving Altivec registers.
15746 (rs6000_emit_prologue): Don't allocate stack twice in
15747 eh_return function. Correct expected value of altivec_save_offset
15748 when using save_world. Describe save of R0 to stack when using
15749 save_world. Describe stack pointer adjustment when using
15750 save_world. Remove duplicated eh_return parameter register saving.
15751 Update sp_offset variable after save_world.
15752 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
15754 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
15755 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
15758 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15760 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
15762 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15765 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
15766 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
15768 2007-01-25 Richard Guenther <rguenther@suse.de>
15770 * doc/invoke.texi (-Wcoverage-mismatch): Document.
15771 * common.opt (-Wcoverage-mismatch): New warning option.
15772 * coverage.c (get_coverage_counts): Ignore coverage mismatch
15773 if -Wcoverage-mismatch is given.
15775 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
15777 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
15778 (ipcp_driver): Change to static definition.
15779 Add dumping of the ifunctions.
15780 (constant_val_insert): Remove unused parameter. Support for SSA.
15781 (ipcp_propagate_const): Support for SSA.
15782 (ipcp_profile_bb_print): Print only analyzed nodes.
15783 (ipcp_replace_map_create): Remove support for Fortran constant
15785 * ipa-prop.c (ipa_method_modify_stmt,
15786 ipa_callsite_compute_param): Support for SSA.
15787 * ipa-prop.h (ipcp_driver): Remove declaration.
15788 (IS_VALID_TREE_MAP_INDEX): Add define.
15790 2007-01-24 Geoffrey Keating <geoffk@apple.com>
15792 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
15794 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15796 PR middle-end/30447
15797 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
15798 constant argument to cabs and do it without checking for
15799 -funsafe-math-optimizations.
15801 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
15803 * c-common.h (RID_FIRST_CXX0X): New.
15804 (RID_LAST_CXX0X): New.
15805 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
15807 * c.opt (Wc++0x-compat): New.
15808 * doc/invoke.texi (-Wc++0x-compat): Document.
15810 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15812 * builtins.c (fold_builtin_carg): New.
15813 (fold_builtin_1): Use it.
15815 2007-01-24 Jan Hubicka <jh@suse.cz>
15817 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
15819 * ipa-inline.c (initial_insns, max_insns): Delete.
15820 (compute_max_insns): New function.
15821 (cgraph_decide_inlining_of_small_function): Use it; take minimal
15822 amount of insns as base for code growth.
15823 (cgraph_decide_inlining): Make initial_insns local; do not compute
15825 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
15826 * doc/invoke.texi (inline-unit-growth): Update docs.
15828 2007-01-24 Jakub Jelinek <jakub@redhat.com>
15830 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
15831 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
15832 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
15833 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
15834 for CPUs that have PTA_CX16 set.
15836 PR middle-end/27416
15837 * gimplify.c (omp_check_private): New function.
15838 (gimplify_scan_omp_clauses): Use it for
15839 firstprivate/lastprivate/reduction.
15841 PR middle-end/30494
15842 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
15843 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
15845 PR middle-end/30421
15846 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
15847 If lower_lastprivate_clauses emits some statements, append them
15848 to dlist rather than body_p and to body_p append an initializer.
15849 (lower_omp_for): Adjust caller.
15851 2007-01-24 Steve Ellcey <sje@cup.hp.com>
15853 * target.h (globalize_decl_name): New.
15854 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15855 * output.h (default_globalize_decl_name): New.
15856 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
15858 (globalize_decl): Ditto.
15859 (default_globalize_decl_name): New.
15860 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
15861 (ia64_handle_version_id_attribute): New.
15862 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15863 (ia64_asm_output_external): Use globalize_decl_name instead
15864 of globalize_label.
15865 * doc/extend.texi (version_id): New pragma.
15866 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
15868 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15870 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
15871 _uleb128_t and _Unwind_SWord with _sleb128_t.
15872 * unwind-dw2.c (extract_cie_info, execute_stack_op,
15873 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
15875 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
15876 * unwind-pe.h (read_uleb128, read_sleb128,
15877 read_encoded_value_with_base): Likewise.
15878 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
15880 2007-01-24 Richard Guenther <rguenther@suse.de>
15882 * builtins.c (expand_builtin_cexpi): Get the fndecl
15883 for cexp in the correct way.
15885 2007-01-24 Jan Hubicka <jh@suse.cz>
15887 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
15890 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15892 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
15893 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
15894 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
15895 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
15896 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
15897 __SIZEOF_PTRDIFF_T__.
15898 * doc/cpp.texi: Documentation for the new builtin macros added.
15900 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
15902 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
15903 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
15904 instead of operands[2] to avoid access past the end of array.
15906 2007-01-24 Richard Sandiford <richard@codesourcery.com>
15908 * reload1.c (emit_reload_insns): Pass the reload register
15909 for a non-spill output reload through forget_old_reloads_1.
15911 2007-01-23 Joseph Myers <joseph@codesourcery.com>
15913 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15914 _SOFT_DOUBLE if doubles use software floating-point.
15915 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
15916 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15917 * config/rs6000/darwin-ldouble.c: Also compile functions for
15918 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
15919 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15920 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
15921 commented-out long double override.
15922 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
15923 * config/rs6000/eabispe.h: Likewise.
15924 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
15925 long double for non-SPE.
15926 (rs6000_handle_option): Likewise.
15927 (invalid_e500_subreg): Disallow more subregs involding DImode,
15928 DFmode, TImode or TFmode.
15929 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
15931 (legitimate_lo_sum_address_p): Also check for TFmode for E500
15933 (rs6000_legitimize_address): Also handle TFmode for E500 double.
15934 (rs6000_legitimize_reload_address): Also handle TFmode for E500
15936 (rs6000_legitimate_address): Also check for TFmode for E500
15938 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
15939 (spe_build_register_parallel): Handle TFmode and TCmode.
15940 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
15942 (function_arg): Handle TFmode and TCmode for E500 double.
15943 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
15945 (print_operand): Handle TFmode and TImode for %y.
15946 (rs6000_generate_compare): Handle TFmode comparisons for E500
15948 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
15949 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
15950 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
15951 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
15952 TFmode for E500 double.
15953 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
15954 (floatsidf2): Enable for E500 double.
15955 (movtf_softfloat): Use rs6000_nonimmediate_operand.
15956 (extenddftf2): Change to extenddftf2_fprs.
15957 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
15958 depending on TARGET_E500_DOUBLE.
15959 (extendsftf2): Enable for E500 double.
15960 (trunctfdf2): Enable for E500 double.
15961 (trunctfsf2): Change to trunctfsf2_fprs.
15962 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
15963 depending on TARGET_E500_DOUBLE.
15964 (floatsitf2): Enable for E500 double.
15965 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
15966 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
15967 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
15968 (negtf2): Change to negtf2_internal.
15969 (negtf2): New expander.
15970 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
15971 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
15972 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
15973 (movdi_internal32): Use rs6000_nonimmediate_operand.
15974 (unnamed splitter): Likewise.
15975 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
15976 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
15977 (SPE64TF, DITI): New mode macros.
15978 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
15981 (frob_<mode>_di_2): New.
15982 (frob_tf_di_8_2): New.
15983 (frob_di_df): Change to frob_di_<mode>; allow more modes.
15985 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
15987 (frob_ti_<mode>_8_2): New.
15988 (frob_ti_tf_2): New.
15989 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
15990 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
15992 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
15993 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
15994 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
15995 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
15996 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
15997 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16000 2007-01-23 Ian Lance Taylor <iant@google.com>
16002 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16004 (OBJS-archive): Reformat, alphabetize.
16005 (OBJS): Change out_object_file to OBJS-md.
16007 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16009 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16010 JUMP_P and CALL_P predicates where applicable.
16011 * config/i386/i386.c: Ditto.
16012 * config/i386/i386.md: Ditto.
16013 * config/i386/mmx.md: Ditto.
16014 * config/i386/predicates.md: Ditto.
16016 2007-01-22 Andreas Schwab <schwab@suse.de>
16018 * config/m68k/m68k.h: Fix comment.
16020 2007-01-22 Jan Hubicka <jh@suse.cz>
16022 * passes.c (init_optimization_passes): Do not rerun
16023 pass_early_warn_uninitialized.
16025 2007-01-22 Richard Guenther <rguenther@suse.de>
16027 PR tree-optimization/30038
16028 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16030 (execute_cse_sincos_1): Likewise.
16031 (execute_cse_sincos): Likewise.
16032 (gate_cse_sincos): Likewise.
16033 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16034 the cexpi() canonicalization of sincos().
16035 * tree-pass.h (pass_cse_sincos): Declare.
16036 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16038 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16040 PR rtl-optimization/29329
16041 * combine.c (replaced_rhs_insn): Rename to i2mod.
16042 (replaced_rhs_value): Rename to i2mod_new_rhs.
16043 (i2mod_old_rhs): New global variable.
16044 (combine_instructions): Adjust for above change. Save a copy of
16045 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16046 note are substituted in the second instruction.
16047 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16048 ditch the note if it pertains to the second eliminated register
16049 and this register is mentioned in i2mod_old_rhs.
16052 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16054 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16055 the insn to which the note was originally attached.
16057 2007-01-21 Jan Hubicka <jh@suse.cz>
16059 * ipa-inline.c (inlining_mode): Comment, move up.
16060 (cgraph_decide_inlining_incrementally): Do not perform inlining
16061 itself; fix handling of flattening of self recursive functions.
16062 (cgraph_find_cycles): Remove.
16063 (cgraph_flatten_node): Remove.
16064 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16065 (try_inline): New function.
16066 (cgraph_early_inlining): Update call of
16067 cgraph_decide_inlining_incrementally. Apply inlining here.
16068 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16070 2007-01-21 Dirk Mueller <dmueller@suse.de>
16073 * tree-vrp.c (check_array_bounds): do not warn
16074 about ADDR_EXPR's of ARRAY_REF's which are immediately
16075 used in binary expressions.
16077 2007-01-21 Ira Rosen <irar@il.ibm.com>
16079 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16080 read_write_dep and macros for its access.
16081 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16082 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16083 argument, call vect_check_interleaving for every independent pair of
16084 data-refs. Mark loads that access the same memory location as a store
16086 (vect_check_dependences): Remove.
16087 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16088 call, fix the call to vect_analyze_data_ref_dependence.
16089 (vect_analyze_data_ref_access): For statements that access the same
16090 data-ref, check that they are not stores; for loads, check that there
16091 is no store that access the same location.
16093 2007-01-20 Roger Sayle <roger@eyesopen.com>
16094 Joseph Myers <joseph@codesourcery.com>
16096 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16097 (-fdump-rtl-stack): Likewise.
16098 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16099 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16100 (-mpt-fixed): Use @minus{} for minus sign.
16101 (Using Precompiled Headers): Fix under/overfull hbox.
16103 2007-01-20 Jan Hubicka <jh@suse.cz>
16105 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16106 place within annotation.
16108 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16110 * pa.c (output_move_double): Change array size of xoperands to 4.
16112 2007-01-20 Jan Hubicka <jh@suse.cz>
16114 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16117 2007-01-19 Ian Lance Taylor <iant@google.com>
16119 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16120 constant to unsigned HOST_WIDE_INT before negating.
16122 2007-01-19 Ian Lance Taylor <iant@google.com>
16124 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16126 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16127 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16128 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16129 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16130 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16131 (realloc_vdef, realloc_vuse): Change second parameter to
16133 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16134 fields to unsigned.
16135 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16136 unsigned. Change x and lim locals to unsigned.
16137 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16139 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16140 (copy_virtual_operands): Change i and n locals to unsigned.
16142 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16144 PR middle-end/29335
16145 * builtins.c (fold_builtin_1): Handle builtin fdim.
16147 2007-01-20 Jan Hubicka <jh@suse.cz>
16149 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16150 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16151 init_alias_heapvars.
16152 (init_alias_heapvars): Initialize only when not already initialized.
16153 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16155 2007-01-19 Roger Sayle <roger@eyesopen.com>
16157 * common.opt (fsigned-zeros): New command line option.
16158 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16159 of flag_unsafe_math_optimizations.
16160 * opts.c (set_fast_math_flags): The -ffast-math command line option
16161 implies -fno-signed-zeros.
16162 (fast_math_flags_set_p): Likewise.
16164 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16165 the documentation of -ffast-math appropriately. Wrap long lines.
16167 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16169 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16170 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16172 2007-01-19 Tomas Bily <tbily@suse.cz>
16174 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16176 (tree_init_ic_make_global_vars): New function
16177 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16178 (tree_gen_ic_profiler): New function
16179 (tree_gen_ic_func_profiler): New function
16180 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16181 (tree_profile_hooks): Added hook for indirec/virtual calls
16182 * value-prof.c (tree_find_values_to_profile): New case for
16184 (tree_values_to_profile): Call for determining indirect/virtual
16186 (tree_indirect_call_to_profile): New function
16187 (tree_ic_transform): New function
16188 (tree_ic): New function
16189 (find_func_by_pid): New function
16190 (init_pid_map): New function
16191 (tree_value_profile_transformations): Added check for
16192 indirect/virtual call transformation
16193 * value-prof.h (enum hist_type): New counter type for
16194 indirect/virtual calls
16195 (profile_hooks): Added new hook for profiling indirect/virtual
16197 * profile.c (instrument_values): New case for indirect/virtual
16199 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16200 (GCOV_COUNTER_V_INDIR): New counter type
16201 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16202 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16204 * cgraph.c: Definition of cgraph_max_pid
16205 (cgraph_create_node): Default init of pid attribute
16206 * cgraph.h: Declaration of cgraph_max_pid
16207 (struct cgraph_node): Added pid attribute
16208 * libgcov.c (__gcov_indirect_call_profiler): New function
16209 (__gcov_one_value_profiler_body): New function
16210 (__gcov_one_value_profiler): Body was moved to
16211 __gcov_one_value_profiler_body and calls it
16213 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16215 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16216 * gengtype.c (write_types_data, write_func_for_structure,
16217 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16218 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16219 (walk_type, write_func_for_structure): Generate the mark_hook if
16222 2007-01-19 Jan Hubicka <jh@suse.cz>
16224 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16225 'early' argument take inlining mode argument specifying whether to
16226 inline for size/speeed or all functions; add support for flattening;
16228 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16230 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16233 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16234 the name of the declared identifier.
16236 2007-01-19 Dirk Mueller <dmueller@suse.de>
16238 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16239 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16240 duplicate evaluation.
16242 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16244 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16245 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16246 to XFMode, use acosxf2 and truncate result to requested mode.
16247 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16248 (asin<mode>2): Similarly, with asin expanders.
16249 (*fscalexf4_i387): Rename from *fscalexf4.
16250 (expNcorexf3): New expander.
16251 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16252 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16253 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16254 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16255 patterns for SSE math.
16256 (exp10<mode>2): Similarly, with exp10 expanders.
16257 (exp2<mode>2): Similarly, with exp2 expanders.
16258 (expm1<mode>2): Similarly, with expm1 expanders.
16259 (ldexp<mode>3): Similarly, with ldexp expanders.
16260 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16261 Use gen_truncxf<mode>2_i387_noop to truncate result.
16263 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16265 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
16266 for ColdFire targets.
16268 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
16269 Richard Sandiford <richard@codesourcery.com>
16271 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
16272 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
16273 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
16274 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
16275 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16276 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16278 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16280 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
16281 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
16282 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
16283 (*adddi_dilshr32_cf): New pattern.
16284 (adddi3, subdi3): Remove first alternatives.
16286 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16288 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
16289 implemented using move.l, do not use its cc result for floating-point
16292 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16294 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
16295 from accepting 's' constraints if flag_pic.
16297 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16299 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
16300 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
16301 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
16302 condition from TARGET_68881 to TARGET_HARD_FLOAT.
16304 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
16306 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
16307 ColdFire alternatives.
16308 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
16309 * config/m68k/m68k.md (clzsi2): Define for ColdFire
16310 architectures that support ff1 instruction.
16312 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16313 Julian Brown <julian@codesourcery.com>
16315 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
16316 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
16317 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
16320 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16322 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
16324 (output_move_const_into_data_reg, output_move_simode_const): Delete.
16325 * config/m68k/m68k.c (const_method, const_int_cost): Take a
16326 HOST_WIDE_INT instead of an rtx.
16327 (m68k_rtx_costs): Update call accordingly.
16328 (output_move_const_into_data_reg): Likewise. Fix formatting.
16329 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
16331 (output_move_simode_const): Update calls after above changes.
16332 Rework to use automatic variables and predicates like MEM_P.
16333 * config/m68k/m68k.md (pushexthisi_const): Update call to
16336 2007-01-19 Dirk Mueller <dmueller@suse.de>
16338 * tree-ssa-alias.c (perform_var_substitution): Fix typo
16339 in dump_flags test.
16341 2007-01-19 Richard Guenther <rguenther@suse.de>
16343 * builtins.c (expand_builtin_cexpi): Fall back to expanding
16344 via cexp in case sincos is not available.
16346 2007-01-19 Richard Guenther <rguenther@suse.de>
16348 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
16349 * defaults.h (TARGET_HAS_SINCOS): Default to off.
16350 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
16351 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
16352 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
16353 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
16354 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
16355 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
16357 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16359 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
16361 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
16362 (atan2xf3): Directly generate RTL pattern.
16363 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
16364 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16365 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16366 disable patterns for SSE math.
16367 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
16368 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16369 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16370 disable patterns for SSE math.
16372 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
16374 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
16376 2007-01-18 Roger Sayle <roger@eyesopen.com>
16378 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
16379 VIEW_CONVERT_EXPR to the same type as it's operand.
16381 2007-01-18 David Edelsohn <edelsohn@gnu.org>
16383 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
16384 configured for long double 128.
16386 2007-01-18 Mike Stump <mrs@apple.com>
16388 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
16391 2007-01-18 Michael Meissner <michael.meissner@amd.com>
16393 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
16396 2007-01-18 Jan Hubicka <jh@suse.cz>
16398 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
16399 greater than NUM_VOP_FREE_BUCKETS.
16401 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
16403 * tree-ssa-structalias.c: Update comments.
16404 (ptabitmap_obstack): Removed.
16405 (pta_obstack): New.
16406 (oldpta_obstack): Ditto.
16407 (stats): Add a few members.
16408 (struct variable_info): Remove node, complex, address_taken, and
16409 indirect_target members. Add oldsolution member.
16410 (new_var_info): Do not initialize removed members.
16411 (constraint_expr_type): Remove INCLUDES.
16412 (constraint_graph): Add size, implicit_preds, rep,
16413 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
16414 (FIRST_REF_NODE): New macro.
16415 (LAST_REF_NODE): Ditto.
16416 (FIRST_ADDR_NODE): Ditto.
16417 (find): New function.
16419 (dump_constraint): Do not handle INCLUDES.
16420 (insert_into_complex): Do not insert duplicate constraints.
16421 (condense_varmap_nodes): Renamed and rewritten into ...
16422 (merge_node_constraints): This. Also fix bug in handling of
16423 offseted copy constraints.
16424 (clear_edges_for_node): No longer need to deal with preds at all,
16425 or removing associated preds/succs.
16426 (merge_graph_nodes): Deal with indirect_cycles.
16427 Don't deal with predecessors.
16428 (add_implicit_graph_edge): New function.
16429 (add_pred_graph_edge): Ditto.
16430 (add_graph_edge): Don't deal with predecessors.
16431 (build_constraint_graph): Removed.
16432 (build_pred_graph): New function.
16433 (build_succ_graph): Ditto.
16434 (struct scc_info): Removed in_component. Added roots, dfs, and
16435 node_mapping. Remove visited_index, unification_queue.
16436 (scc_visit): Deal with union-find we do now.
16437 Deal with cycles with REF nodes.
16438 (collapse_nodes): Renamed and rewritten to ...
16439 (unify_nodes): This.
16440 (process_unification_queue): Removed.
16441 (topo_visit): Cleanup
16442 (do_da_constraint): Use find.
16443 (do_sd_constraint): Ditto.
16444 (do_ds_constraint): Ditto.
16445 (do_complex_constraint): Ditto.
16446 (init_scc_info): Update for removed and added members.
16447 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
16448 (find_indirect_cycles): This.
16449 (equivalence_class): New variable.
16450 (label_visit): New function.
16451 (perform_variable_substitution): Rewritten.
16452 (free_var_substitution_info): New function.
16453 (find_equivalent_node): Ditto.
16454 (move_complex_constraints): Ditto.
16455 (eliminate_indirect_cycles): Ditto.
16456 (solve_graph): Only propagate changed bits.
16457 Use indirect cycle elimination.
16459 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
16460 (tree_id_eq): Renamed to ...
16461 (tree_vi_eq): This. Update for member change
16462 (insert_id_for_tree): Renamed and rewritten to ...
16463 (insert_vi_for_tree): This.
16464 (lookup_id_for_tree): Renamed and rewritten to ...
16465 (lookup_vi_for_tree): This.
16466 (get_id_for_tree): Renamed and rewritten to ...
16467 (get_vi_for_tree): Ditto.
16468 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
16469 (process_constraint): Don't handle INCLUDES.
16470 Remove special ADDRESSOF case.
16471 (find_func_aliases): Rewrite to use vi functions instead of id
16473 (create_function_info_for): Ditto.
16474 (create_variable_info_for): Ditto.
16475 (intra_create_variable_infos): Ditto.
16476 (merge_smts_into): Ditto.
16477 (find_what_p_points_to): Ditto.
16478 (init_base_vars): Ditto.
16479 (init_alias_vars): Ditto.
16480 (remove_preds_and_fake_succs): New function.
16481 (dump_sa_points_to_info): Dump new stats.
16482 (dump_solution_for_var): Use find.
16483 (set_used_smts): Fix formatting.
16484 (compute_points_to_sets): Updated for new functions.
16485 (ipa_pta_execute): Ditto.
16487 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16488 Richard Sandiford <richard@codesourcery.com>
16490 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
16492 * calls.c (expand_call): If the return value is a PARALLEL,
16493 extract its first member.
16494 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
16495 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16496 use FUNCTION_EXTRA_EPILOGUE.
16497 (m68k_function_value): Return a PARALLEL if the return value
16498 is of a pointer type.
16499 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
16500 (FUNCTION_EXTRA_EPILOGUE): Remove.
16501 * config/m68k/m68k.md (D0_REG): New constant.
16503 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16505 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16506 output a NOP for empty epilogues.
16508 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16510 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
16511 before function. Extend register save check to include all
16512 registers, not just integer ones.
16514 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16516 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
16517 (m68k_use_return_insn): ...this.
16518 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
16519 * config/m68k/m68k.c (use_return_insn): Rename to...
16520 (m68k_use_return_insn): ...this.
16521 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
16522 of USE_RETURN_INSN.
16524 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16526 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
16527 nearest even, fix denormal rounding overflow.
16529 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16531 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
16532 f%$smove and f%$move.
16533 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
16534 (extendsfdf2_cf): Use fdmove instead of f%&move.
16535 (truncdfsf2_cf): Use fsmove instead of f%$smove.
16536 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
16538 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16540 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
16543 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16545 * real.h (real_format): Add a canonical_nan_lsbs_set field.
16546 (coldfire_single_format): Declare.
16547 (coldfire_double_format): Likewise.
16548 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
16549 of qnan_msb_set to determine the lower bits of a canonical
16551 (encode_ieee_double): Likewise.
16552 (encode_ieee_quad): Likewise.
16553 (ieee_single_format): Initialize canonical_nan_lsbs_set.
16554 (mips_single_format): Likewise.
16555 (ieee_double_format): Likewise.
16556 (mips_double_format): Likewise.
16557 (ieee_extended_motorola_format): Likewise.
16558 (ieee_extended_intel_96_format): Likewise.
16559 (ieee_extended_intel_128_format): Likewise.
16560 (ieee_extended_intel_96_round_53_format): Likewise.
16561 (ibm_extended_format): Likewise.
16562 (mips_extended_format): Likewise.
16563 (ieee_quad_format): Likewise.
16564 (mips_quad_format): Likewise.
16565 (vax_f_format): Likewise.
16566 (vax_d_format): Likewise.
16567 (vax_g_format): Likewise.
16568 (i370_single_format): Likewise.
16569 (i370_double_format): Likewise.
16570 (decimal_single_format): Likewise.
16571 (decimal_double_format): Likewise.
16572 (decimal_quad_format): Likewise.
16573 (c4x_single_format): Likewise.
16574 (c4x_extended_format): Likewise.
16575 (real_internal_format): Likewise.
16576 (coldfire_single_format): New real_format.
16577 (coldfire_double_format): Likewise.
16578 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
16579 canonical_nan_lsbs_set.
16580 (pdp11_d_format): Likewise.
16581 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
16582 if TARGET_COLDFIRE_CPU.
16584 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16586 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
16587 (output_call, m68k_legitimize_call_address): Declare.
16588 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
16589 parenthesees. Add support for a 'W' constraint.
16590 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
16591 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
16592 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
16593 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
16595 (override_options): Initialize them. Do not set flag_no_function_cse
16596 for TARGET_ID_SHARED_LIBRARY.
16597 (m68k_output_pic_call): Delete.
16598 (m68k_legitimize_call_address): New function.
16599 (print_operand): Remove the %o prefix. Handle the %p prefix.
16600 (output_call): New function.
16601 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
16602 target address from the GOT if symbolic jumps are not allowed.
16603 * config/m68k/m68k.md (call, general_operand): Do not set
16604 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
16605 Merge separate flag_pic and !flag_pic define_insns into...
16606 (*call, *call_value): ...these new patterns. Match the address
16607 rather than the containing MEM and require it to be a call_operand.
16608 Use output_call to generate the asm template.
16609 * config/m68k/predicates.md (const_call_operand): New predicate.
16610 (call_operand): Likewise.
16612 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16614 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
16615 (STACK_GROWS_DOWNWARD): Define to 1.
16616 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
16617 comments, emphasizing that these values are only defaults.
16618 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
16619 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
16621 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16623 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
16625 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16626 Richard Sandiford <richard@codesourcery.com>
16628 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
16629 (FP_REGNO_P): New macros.
16630 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
16631 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
16632 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
16633 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
16635 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16637 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16638 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
16640 * config/m68k/t-floatlib: New file, extracting common code from...
16641 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
16642 * config/m68k/t-uclinux: Here.
16643 * config/m68k/fpgnulib.c: Do not compile extendeed precision
16644 routines on ColdFire targets.
16646 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16648 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16649 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
16650 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
16651 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
16652 explicitly set MOTOROLA to 1.
16653 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
16655 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16656 Nathan Sidwell <nathan@codesourcery.com>
16658 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
16659 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
16660 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
16661 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
16662 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
16663 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
16664 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
16665 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
16666 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
16667 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16668 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
16669 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
16670 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
16671 (DBX_REGISTER_NUMBER): Delete.
16672 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
16673 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16674 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
16676 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16678 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
16679 * config/flat.h: New file.
16680 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
16681 OBJECT_FORMAT_FLAT.
16682 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
16683 indirect references for -msep-data or -mid-shared-library.
16684 Do not use PC-relative code addresses either.
16685 * config/m68k/m68k.c (override_options): Restrict -fPIC error
16687 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
16688 for shared libraries and crt1.o for executables. Use crti.o and
16690 (ENDFILE_SPEC): Use crtend.o and crtn.o.
16691 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
16692 Do not add -elf2flt or -shared-lib-id options here.
16693 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
16694 Pass -shared-lib-id if -mid-shared-library, taking the library
16695 identifier from -mshared-library-id if given, otherwise
16697 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
16698 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
16699 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
16700 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
16701 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
16702 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
16704 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
16705 jump sequence for ISA A and ISA A+.
16706 (PICJUMP): Likewise.
16708 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16710 * config.gcc (m68k-*-uclinux*): Base the port on the common
16711 and m68k GNU/Linux files rather than on the generic ELF ones.
16712 * config/m68k/uclinux.h (TARGET_VERSION): Override.
16713 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
16715 2007-01-18 Julian Brown <julian@codesourcery.com>
16716 Richard Sandiford <richard@codesourcery.com>
16718 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
16719 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16720 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
16722 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
16723 80 unconditionally.
16724 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16726 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16728 * doc/install.texi: Document m68k-uclinuxoldabi.
16729 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
16730 * config/m68k/uclinux-oldabi.h: New file, copied from
16731 config/m68k/uclinux.h.
16733 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
16735 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
16736 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
16737 (m32r_compute_frame_size): Use unsigned for regno.
16738 (m32r_reload_lr): Use gen_frame_mem.
16740 (m32r_output_function_epilogue): Don't output the function epilogue
16742 (m32r_expand_epilogue): New.
16743 (direct_return): Return false if the function has the interrupt
16745 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
16746 * config/m32r/m32r.md (epilogue): New expander.
16747 (return_lr, return_rte): New insns.
16748 (return): Make it expander.
16749 (return_normal): New expander.
16751 2007-01-18 Josh Conner <jconner@apple.com>
16754 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
16755 support for UNLE, UNLT, UNGE, and UNGT.
16757 2007-01-18 Jan Hubicka <jh@suse.cz>
16759 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
16760 * tree-tailcall (add_virtual_phis): Likewise.
16761 (optimize_tail_call): Return TODOs.
16762 (execute_tail_calls): Return TODOs.
16763 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
16764 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
16766 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
16767 Cleanup cfg using TODO.
16768 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
16769 * passes.c (execute_function_todo): When cleanup did something, remove
16771 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
16772 (make_edges): Don't cleanup_cfg.
16774 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
16776 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
16777 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
16778 operate on the top of stack.
16779 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
16780 register handling of instructions that output to the second
16782 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
16783 (move_for_stack_reg): Special-case check for dead destination
16784 stack slot for constant load of 1.0 inside UNSPEC_TAN.
16786 * config/i386/i386.md (UNSPEC_TAN): New constant.
16787 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
16788 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
16789 to correctly model move of constant 1.0 to top stack slot.
16790 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
16791 (unnamed peephole2 pattern): Remove corresponding peephole2
16792 pattern that optimizes tan insn and loading of constant 1.0.
16793 (tanxf2): Use fptanxf4_i387.
16794 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
16795 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
16796 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16797 disable patterns for SSE math.
16798 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
16799 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
16801 2007-01-18 Dirk Mueller <dmueller@suse.de>
16802 Richard Guenther <rguenther@suse.de>
16805 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
16806 * common.opt (Warray-bounds): Add new warning option.
16807 * c-opts.c (c_common_handle_option): Define -Warray-bounds
16809 * Makefile.in: make tree-vrp.o depend on toplev.h
16810 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
16812 (check_array_refs, check_array_bounds, check_array_ref): New.
16814 2007-01-18 Jan Hubicka <jh@suse.cz>
16816 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
16817 (execute_ssa_ccp): Return flags conditionally.
16818 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
16820 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
16822 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
16824 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
16825 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
16827 * Makefile.c (GTFILES): Add cfglayout.h.
16828 * gengtype.c (open_base_files): Likewise.
16829 * cfglayout.c (cfg_layout_function_footer,
16830 cfg_layout_function_header) Reindent to make gengtype happy.
16831 * cfglayout.h (cfg_layout_function_footer,
16832 cfg_layout_function_header): Add GTY(()) marker.
16834 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
16836 2007-01-18 Ben Elliston <bje@au.ibm.com>
16838 * genautomata.c (write_automata): Include xstrerror output in the
16839 error message if writing the DFA description file fails.
16841 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
16843 * config/mips/mips-protos.h (mips_output_external): Make it
16845 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
16846 * config/mips/mips.c (irix_output_external_libcall): Likewise.
16847 (extern_list): Likewise.
16848 (extern_head): Likewise.
16849 (TARGET_ASM_FILE_END): Likewise.
16850 (mips_file_end): Likewise.
16851 (mips_output_external): Rewritten.
16853 2007-01-18 Ben Elliston <bje@au.ibm.com>
16855 * genpreds.c (write_insn_preds_c): Only write out the function
16856 body for regclass_for_constraint if we have register constraints.
16858 2007-01-17 Tom Tromey <tromey@redhat.com>
16860 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
16861 * doc/install.texi (Testing): Use sourceware.org.
16862 (Binaries): Likewise.
16863 (Specific): Likewise.
16864 * doc/contrib.texi (Contributors): Use sourceware.org.
16866 2007-01-17 Anatoly Sokolov <aesok@post.ru>
16868 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
16869 (AVR_ENHANCED): Rename to ...
16870 (AVR_HAVE_MUL): ... new.
16871 (avr_enhanced_p): Rename to ...
16872 (avr_have_mul_p): ... new.
16873 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
16874 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
16875 * config/avr/avr.c (avr_enhanced_p): Rename to ...
16876 (avr_have_mul_p): ... new.
16877 (base_arch_s): Rename 'enhanced' to 'have_mul'.
16878 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
16879 'avr_enhanced_p' and 'enhanced'.
16880 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
16881 AVR_HAVE_MUL instead of AVR_ENHANCED.
16882 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16883 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
16884 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
16885 instead of AVR_ENHANCED.
16886 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16887 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
16888 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
16890 2007-01-17 Ian Lance Taylor <iant@google.com>
16892 * vec.h (VEC_reserve_exact): Define.
16893 (vec_gc_p_reserve_exact): Declare.
16894 (vec_gc_o_reserve_exact): Declare.
16895 (vec_heap_p_reserve_exact): Declare.
16896 (vec_heap_o_reserve_exact): Declare.
16897 (VEC_OP (T,A,reserve_exact)): New static inline function, three
16899 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
16900 negative parameter.
16901 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
16902 (VEC_OP (T,A,copy)) [all versions]: Likewise.
16903 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
16904 * vec.c (calculate_allocation): Add exact parameter. Change all
16906 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
16907 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
16908 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
16909 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
16910 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
16911 (vec_heap_p_reserve_exact): New function.
16912 (vec_heap_o_reserve_exact): New function.
16914 2007-01-17 Jan Hubicka <jh@suse.cz>
16916 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
16918 2007-01-17 Eric Christopher <echristo@apple.com>
16920 * config.gcc: Support core2 processor.
16922 2007-01-16 Jan Hubicka <jh@suse.cz>
16924 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
16925 the names, just unlink the chain so we don't crash on dangling
16929 2007-01-16 Jan Hubicka <jh@suse.cz>
16931 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
16932 * tree-pass.h: Reorder to make IPA passes appear toegher.
16933 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
16935 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
16936 parameters, do not call early inliner.
16937 * ipa-inline.c: Update comments. Include tree-flow.h
16938 (cgraph_decide_inlining): Do not compute inlining parameters.
16939 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
16940 be called with function context set up.
16941 (pass_ipa_inline): Remove unreachable functions before pass.
16942 (cgraph_early_inlining): Simplify assuming to be called from the
16944 (pass_early_inline): New pass.
16945 (cgraph_gate_ipa_early_inlining): New gate.
16946 (pass_ipa_early_inline): Turn into simple wrapper.
16947 (compute_inline_parameters): New function.
16948 (gate_inline_passes): New gate.
16949 (pass_inline_parameters): New pass.
16950 (apply_inline): Move here from tree-optimize.c
16951 (pass_apply_inline): New pass.
16952 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
16954 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
16955 doing them by hand.
16956 (tree_function_versioning): Do not allocate dummy struct function.
16957 * tree-inline.h (optimize_inline_calls): Update prototype.
16958 * tree-optimize.c (execute_fixup_cfg): Export.
16959 (pass_fixup_cfg): Remove
16960 (tree_rest_of_compilation): Do not apply inlines.
16961 * tree-flow.h (execute_fixup_cfg): Declare.
16962 * Makefile.in (gt-passes.c): New.
16963 * passes.c: Include gt-passes.h
16964 (init_optimization_passes): New passes.
16965 (nnodes, order): New static vars.
16966 (do_per_function_toporder): New function.
16967 (execute_one_pass): Dump current pass here.
16968 (execute_ipa_pass_list): Don't dump current pass here.
16970 2007-01-16 Janis Johnson <janis187@us.ibm.com>
16972 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
16973 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
16975 2007-01-16 David Edelsohn <edelsohn@gnu.org>
16977 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
16978 (strong_alias): Define.
16979 (__gcc_qmul): Provide non-FMA for soft-float.
16980 (__gcc_qdiv): Same.
16985 (__gcc_qunord): New.
16995 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
16996 soft-float functions.
16997 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
16998 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
16999 about long double soft float.
17001 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17002 Tehila Meyzels <tehila@il.ibm.com>
17004 * tree-vectorizer.h (is_pattern_stmt_p): New.
17005 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17006 formatting (tabs instead of spaces). Cleanup and clarify setting
17007 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17008 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17009 (vectorizable_type_demotion): Check that types are integral.
17010 (vectorizable_type_promotion): Likewise.
17011 (vectorizable_store): Fix typo. Eliminate new-line at end of
17014 2007-01-16 Jan Hubicka <jh@suse.cz>
17016 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17019 2007-01-15 Eric Christopher <echristo@apple.com>
17021 * ifcvt.c: Include vec.h, vecprim.h.
17022 (check_cond_move_block): New argument regs.
17023 Reorganize. Add registers used to regs.
17024 (cond_move_process_if_block): Use regs set above as
17027 2007-01-15 Eric Christopher <echristo@apple.com>
17029 * config/darwin.h: Update copyright.
17030 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17031 (LINK_COMMAND_SPEC): Add -u.
17032 (LINK_SPEC): Fix umbrella for above.
17034 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17036 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17039 2007-01-15 Tom Tromey <tromey@redhat.com>
17041 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17042 * doc/install.texi (Testing): Don't mention jacks.
17043 (Configuration): Document --enable-java-maintainer-mode. Move
17044 --with-java-home to libgcj-specific section. Document
17046 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17048 2007-01-15 Jan Hubicka <jh@suse.cz>
17050 * tree-ssa-dce.c (DCE_TODOs): New.
17051 (propagate_necessity): Return if something changed.
17052 (eliminate_unnecessary_stmts): Likewise.
17053 (perform_tree_ssa_dce): Return TODO flags when needed.
17054 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17056 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17058 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17059 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17060 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17061 patterns using X87MODEF12 mode macro. Extend operand 1
17062 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17063 (log10<mode>2): Ditto.
17064 (log2<mode>2): Ditto.
17065 (log1p<mode>2): Ditto.
17066 (logb<mode>2): Ditto.
17067 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17068 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17069 (*fxtractxf3_i387): Rename from *fxtractxf3.
17070 (fxtract_extend<mode>xf3_i387): New insn pattern.
17071 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17072 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17073 and gen_fyl2xxf3_i387().
17075 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17077 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17078 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17079 get_loop_exit_edges. Changed return type to bool.
17080 * cfgloop.h (fix_loop_placement): Declaration removed.
17082 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17084 * param.h (MIN_VECT_LOOP_BOUND): New.
17085 * params.def (MIN_VECT_LOOP_BOUND): New.
17086 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17087 argument - minimum threshold for number of iterations.
17088 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17089 argument to declaration.
17090 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17091 MIN_VECT_LOOP_BOUND.
17092 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17093 slpeel_tree_peel_loop_to_edge with additional argument.
17094 (vect_do_peeling_for_alignment): Likewise.
17095 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17097 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17100 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17101 operands of size 1.
17103 2007-01-14 Jan Hubicka <jh@suse.cz>
17105 * tree-dfa.c (remove_referenced_var): New function.
17106 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17107 prune referenced vars list too.
17108 * tree-flow.h (remove_referenced_var): Declare.
17110 2007-01-14 Jan Hubicka <jh@suse.cz>
17112 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17114 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17115 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17116 * except.h (verify_eh_throw_table_statements): Kill prototype.
17117 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17118 into call exrepssions.
17119 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17121 * tree-cfg.c: Include pointer-set.h.
17122 (verify_node_sharing): Work on pointer set.
17123 (verify_eh_throw_stmt_node): New.
17124 (verify_stmts): Use pointers sets, verify throw_stmt.
17126 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17128 * ipa-reference.c (analyze_function): Consider also addresses taken
17131 2007-01-12 Roger Sayle <roger@eyesopen.com>
17133 * c-typeck.c (null_pointer_constant_p): Replace use of
17134 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17135 (build_c_cast): Likewise.
17137 2007-01-12 Roger Sayle <roger@eyesopen.com>
17139 * tree.h (force_fit_type_double): Remove unused final argument.
17140 * c-common.c (constant_expression_warning): Replace use of
17141 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17142 (convert_and_check): Likewise.
17143 (shorten_compare): Update call to force_fit_type_double.
17144 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17145 * convert.c (convert_to_pointer): Update call to
17146 force_fit_type_double.
17147 * fold-const.c (force_fit_type_double): Remove overflowed_const
17149 (int_const_binop, fold_convert_const_int_from_int,
17150 fold_convert_const_int_from_real, fold_div_compare,
17151 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17152 fold_abs_const, fold_not_const): Remove the final argument from
17153 calls to force_fit_type_double.
17155 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17157 * configure.ac: Set insn to "nop" for spu-*-* also.
17158 * configure: Regenerate.
17160 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17162 * builtins.def : Add BUILT_IN_FREE.
17164 2007-01-12 Jan Hubicka <jh@suse.cz>
17166 PR tree-optimization/30443
17167 * tree-inline.c (tree_function_versioning): Do not optimize when
17168 cloning for inlining.
17170 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17172 * doc/loop.texi: Document recording of loop exits.
17173 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17174 (update_single_exits_after_duplication,
17175 update_single_exit_for_duplicated_loop,
17176 update_single_exit_for_duplicated_loops): Removed.
17177 (duplicate_loop_to_header_edge): Do not call
17178 update_single_exits_after_duplication and
17179 update_single_exit_for_duplicated_loops.
17180 (loop_version): Do not update single_exit information.
17181 (fix_loop_structure): Use record_loop_exits instead of
17182 mark_single_exit_loops.
17183 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17184 the lists of loop exits.
17185 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17186 split_edge, merge_blocks): Update the lists of loop exits.
17187 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17188 loop_optimizer_init.
17189 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17190 of mark_single_exit_loops.
17191 (loop_optimizer_finalize): Call release_recorded_exits.
17192 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17193 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17194 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17195 update single exit information.
17196 * lambda-code.c (perfect_nestify): Ditto.
17197 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17198 (mark_single_exit_loops): Removed.
17199 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17200 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17201 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17203 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17204 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17205 (verify_loop_structure): Verify consistency of the exit lists.
17206 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17207 (set_single_exit): Removed.
17208 * cfgloop.h (struct loop_exit): New function.
17209 (struct loop): single_exit_ field replaced by exits field.
17210 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17211 LOOPS_HAVE_RECORDED_EXITS.
17212 (struct loops): Added exits hash.
17213 (mark_single_exit_loops, set_single_exit): Declaration removed.
17214 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17216 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17218 * doc/invoke.texi: Avoid use of @headitem.
17220 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17222 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17224 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17226 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17229 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17230 Richard Sandiford <richard@codesourcery.com>
17232 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17233 * config/m68k/m68k.opt: Resort options.
17234 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17236 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17237 Richard Sandiford <richard@codesourcery.com>
17239 * doc/invoke.texi: Document the macros that are defined by
17240 m68k's -mtune and -mhard-float options.
17241 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17242 (m68k_cpp_cpu_family): Likewise.
17243 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17244 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17245 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17246 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17247 (m68k_cpp_cpu_family): Likewise.
17249 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17251 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17252 macros besides mc68000 as tuning macros. Use a switch statement
17253 to set them and mcpu32.
17255 2007-01-12 Julian Brown <julian@codesourcery.com>
17257 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17258 (TARGET_68040_ONLY): Rename to...
17259 (TARGET_68040): ...this.
17260 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17261 * config/m68k/m68k.md: Likewise.
17263 2007-01-12 Julian Brown <julian@codesourcery.com>
17264 Nathan Sidwell <nathan@codesourcery.com>
17265 Richard Sandiford <richard@codesourcery.com>
17267 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
17268 the -mcpu= argument associated with the --with-cpu setting.
17269 Define M68K_DEFAULT_TUNE to the default -mtune= option,
17270 if different from the one implied by the -mcpu setting.
17271 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
17272 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
17273 * doc/invoke.texi: Mention ColdFire in the introduction to the
17274 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
17275 -mno-div and -mhard-float options. Make -m68881 a synonym for
17276 -mhard-float. Document the previously-undocumented -m5206e,
17277 -m528x, -m5307 and -m5407 options. Tweak the existing option
17278 documentation for consistency.
17279 * doc/install.texi: Mention new --with-cpu arguments.
17280 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
17281 default CPU if neither -mcpu nor -march are specified.
17282 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
17283 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
17284 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
17285 using m68k_tune to decide between families that implement the
17286 same ISA. Use m68k_tune to set __mcfv4e__.
17287 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
17288 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
17289 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
17290 (FL_ISA_C, FL_ISA_MMU): New macros.
17291 (MASK_COLDFIRE): Delete.
17292 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
17293 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
17294 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
17295 (TARGET_HARD_FLOAT): Do not define here.
17296 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
17297 (TUNE_68000): New macro.
17298 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
17299 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
17300 (TUNE_CFV2): Redefine in terms of m68k_tune.
17301 (uarch_type, target_device, fpu_type): New enums.
17302 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
17303 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
17304 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
17305 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
17306 (FL_FOR_isa_c): New macros.
17307 (m68k_isa): New enum.
17308 (m68k_target_selection): New structure.
17309 (all_devices, all_isas, all_microarchs): New tables.
17310 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
17311 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
17312 (MASK_ALL_CPU_BITS): Delete.
17313 (m68k_find_selection): New function.
17314 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
17315 Map the legacy target options to a combination of the new ones.
17316 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
17317 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
17318 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
17320 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
17321 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
17323 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
17324 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
17325 * config/m68k/m68k-devices.def: New file.
17327 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17328 Nathan Sidwell <nathan@codesourcery.com>
17330 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
17331 (SUBTARGET_EXTRA_SPECS): New macros.
17332 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
17333 use %(asm_cpu_spec) instead.
17334 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
17335 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
17336 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
17337 (EXTRA_SPECS): Rename to...
17338 (SUBTARGET_EXTRA_SPECS): ...this.
17340 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17341 Richard Sandiford <richard@codesourcery.com>
17342 Julian Brown <julian@codesourcery.com>
17344 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17345 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
17346 to the configuration's default CPU.
17347 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
17348 Remove default masks.
17349 (m680[012]0-*-*): Set the default with_cpu to the first part of
17351 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
17352 (m68k*-*-linux): Extend the --with-cpu handling to...
17353 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
17354 and m68010. Don't set target_cpu_default2.
17355 * doc/install.texi: Document --with-cpu for m68k.
17356 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
17357 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
17358 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
17359 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
17360 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
17361 (ASM_SPEC): Remove use of %(asm_cpu_default).
17362 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
17363 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
17364 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
17365 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
17366 __HAVE_FPU__ if TARGET_HARD_FLOAT.
17367 (TARGET_DEFAULT): Delete.
17368 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
17369 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
17370 (CPP_CPU_SPEC): Delete.
17371 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
17372 the appropriate string.
17373 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
17374 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
17375 (ASM_SPEC): Don't use %(asm_default_spec).
17376 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
17377 TARGET_DEFAULT and add MASK_68881.
17378 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
17380 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17382 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
17383 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
17384 MASK_68010 alongside MASK_68020.
17385 * doc/invoke.texi: Document -m68010.
17386 * config/m68k/m68k.opt (m68010): New.
17387 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
17389 (TUNE_68010): New macro.
17390 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
17391 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
17392 (M68K_CPU_m68332): Add MASK_68010.
17393 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
17394 fallback definition.
17395 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
17397 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
17398 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
17399 to all entries that use MASK_68020.
17400 (output_move_simode_const, output_move_himode, output_move_qimode)
17401 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
17402 instead of TARGET_68020 to select clr behavior. Remove comment
17403 about there being no TARGET_68010.
17404 * config/m68k/m68k.md: Likewise throughout.
17406 2007-01-12 Julian Brown <julian@codesourcery.com>
17408 * config/m68k/m68k.h (TARGET_ISAB): New macro.
17409 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
17410 * config/m68k/m68k.md: Likewise.
17412 2007-01-12 Julian Brown <julian@codesourcery.com>
17414 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
17415 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
17417 2007-01-12 Julian Brown <julian@codesourcery.com>
17419 * config/m68k/m68k.h (TUNE_68040_60): New macro.
17420 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
17421 * config/m68k/m68k.md: Likewise.
17423 2007-01-12 Julian Brown <julian@codesourcery.com>
17424 Richard Sandiford <richard@codesourcery.com>
17426 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
17427 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
17428 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
17430 (TARGET_CPU32): Rename to...
17431 (TUNE_CPU32): ...this.
17432 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
17433 (TUNE_CFV2): New macros.
17434 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
17435 remove conditions that are implied by TARGET_68020.
17436 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
17437 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
17438 (m68k_output_function_epilogue): Likewise.
17439 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
17440 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
17441 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
17442 non-68000 timings. Refactor multiplication and division costs.
17443 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
17444 TUNE_CPU32 instead of TARGET_CPU32.
17445 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
17446 and TUNE_68060 instead of TARGET_68060.
17447 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
17448 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
17450 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
17451 && !TARGET_COLDFIRE" to choose between moveq and clr.
17452 Likewise in the unnamed movsf pattern.
17453 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
17454 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
17457 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17459 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
17460 of tabbing before backslashes.
17462 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17464 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
17465 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
17466 (ASM_OUTPUT_INTERNAL_LABEL): Define.
17468 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17470 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
17471 find_interesting_uses_cond.
17472 (find_interesting_uses_cond): Use extract_cond_operands.
17473 (rewrite_use_compare): Use extract_cond_operands and
17474 force_gimple_operand_bsi. Do not call update_stmt.
17475 (determine_use_iv_cost_condition): Use extract_cond_operands.
17476 Return cheaper of using original bound and changing the exit bound.
17478 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17480 PR tree-optimization/29516
17481 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
17482 most_expensive_mult_to_index, addr_to_parts,
17483 create_mem_ref, maybe_fold_tmr): Make the type of
17484 fields of TARGET_MEM_REF sizetype.
17485 (move_fixed_address_to_symbol, move_pointer_to_base):
17487 * tree.def (TARGET_MEM_REF): Add comment on types of
17490 2007-01-11 Joseph Myers <joseph@codesourcery.com>
17492 * c-common.c (vector_types_convertible_p): Treat opaque types as
17493 always convertible if they have the same size, but not otherwise.
17495 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
17497 * ifcvt.c (struct noce_if_info): Add comments to the fields.
17498 Remove the b_unconditional field.
17499 (noce_try_sign_mask): Do not look at b_unconditional.
17500 (noce_process_if_block): Do not use merge_if_blocks. Update
17501 the CFG here. Do not set b_unconditional.
17502 (cond_move_process_if_block): Likewise.
17503 (find_cond_trap): Likewise.
17504 (check_cond_move_block): Require simple jump insns at the end
17505 of the basic block.
17507 2007-01-11 Jan Hubicka <jh@suse.cz>
17509 PR tree-optimization/1046
17510 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
17511 when alias info is not ready.
17512 (pass_tail_recursion): Do not require aliasing.
17513 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
17514 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
17515 * tree-ssa-copy.c (pass_copy_prop): Likewise.
17516 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17517 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
17518 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
17519 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
17521 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
17522 When aliasing is not build, mark statement as volatile.
17524 2007-01-11 Tom Tromey <tromey@redhat.com>
17526 PR preprocessor/15185, PR preprocessor/20989:
17527 * doc/cppopts.texi <-MT>: Update description of algorithm for
17528 computing default target.
17529 <-M, -MD>: Reword "basename" text.
17531 2007-01-11 Roger Sayle <roger@eyesopen.com>
17533 * builtins.c (expand_builtin_pow, expand_builtin_powi,
17534 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
17535 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
17536 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
17537 fold_builtin_bswap, real_constp, fold_builtin_pow,
17538 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
17539 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
17540 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17541 * convert.c (convert_to_pointer): Likewise.
17542 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17543 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
17544 const_binop, fold_convert_const_int_from_int,
17545 fold_convert_const_int_from_real,
17546 fold_convert_const_real_from_real, sign_bit_p,
17547 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
17548 fold_sign_changed_comparison, fold_unary, fold_comparison,
17549 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
17550 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17551 * print-tree.c (print_node_brief, print_node): Likewise.
17552 * stor-layout.c (place_field, layout_type): Likewise.
17553 * tree-chrec.c (keep_cast): Likewise.
17554 * tree.c (build_vector, build_real, build_real_from_int_cst,
17555 build_complex): Likewise.
17557 2007-01-11 Roger Sayle <roger@eyesopen.com>
17559 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
17560 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
17562 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
17564 * configure.ac (strict1_warn): Rename to strict_warn.
17565 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
17566 cc_set_by_configure, quoted_cc_set_by_configure,
17567 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
17568 all_boot_languages, all_stagestuff): Remove.
17569 (target_list): Remove bootstrap targets.
17570 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
17571 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
17572 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
17573 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
17574 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
17575 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
17576 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
17577 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
17578 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
17579 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
17580 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
17581 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
17582 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
17583 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
17584 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
17585 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
17586 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
17587 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
17588 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
17589 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
17590 (mostlyclean): Adjust.
17591 (clean, distclean): Don't mention bootstrap stuff.
17592 * configure: Regenerate.
17593 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
17594 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
17595 treelang/config-lang.in (stagestuff): Remove.
17596 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
17597 stageprofile, stagefeedback, stagestuff): Remove mention.
17599 2007-01-11 Nick Clifton <nickc@redhat.com>
17601 * config/mcore/predicates.md (mcore_general_movesrc_operand):
17603 (mcore_general_movdst_operand): Do not accept CONST_INTs.
17604 (mcore_arith_K_S_operand): Run the test for the S constraint not
17605 the test for the M constraint.
17606 (mcore_addsub_operand): Do not accept integer values that are
17607 larger than 32 bits.
17608 * config/mcore/mcore.md: Remove unused constraints from split.
17609 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
17610 (addsi3): Likewise.
17611 (allocate_stack): Likewise.
17612 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
17613 operands to 32 bits.
17614 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
17616 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
17617 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
17618 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
17619 mcore_output_bclri, mcore_output_andn, output_inline_const,
17620 mcore_output_move, mcore_output_movedouble): Likewise.
17621 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
17622 (output_inline_const): Likewise.
17623 (output_inline_const): Fix format strings used in sprintf
17625 * config/mcore/mcore-protos.h: Update prototypes for changed
17626 functions in mcore.c.
17627 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
17628 HOST_WIDE_INT and not int.
17629 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
17630 CONST_OK_FOR_N): Likewise.
17631 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
17632 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
17635 2007-01-10 Jan Hubicka <jh@suse.cz>
17637 * tree-vrp.c (remove_range_assertions): Release defs.
17638 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
17639 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
17641 2007-01-10 Paul Brook <paul@codesourcery.com>
17643 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
17644 * config/arm/arm.md (mulsi3subsi): New insn.
17646 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
17648 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
17649 (tree_transform_and_unroll_loop): New.
17650 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
17653 2007-01-10 Robert Kennedy <jimbob@google.com>
17655 * fold-const.c (fold_comparison): Fold comparisons like (x *
17656 1000 < 0) to (x < 0).
17658 2007-01-10 Ian Lance Taylor <iant@google.com>
17660 * tree-pretty-print.c (dump_generic_node): Print parentheses when
17661 operands have the same priority.
17663 2007-01-10 Tom Tromey <tromey@redhat.com>
17665 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
17666 (fold_binary): Likewise.
17667 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
17668 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
17669 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
17670 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
17671 * langhooks.h (struct lang_hooks): Removed field
17672 'can_use_bit_fields_p'.
17674 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
17676 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
17678 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
17680 * function.c (get_last_funcdef_no): New function.
17681 * function.h (get_last_funcdef_no): Declare.
17682 * tree-inline.c (initialize_cfun): Add initialization.
17683 (tree_function_versioning): Cleanup.
17685 2007-01-10 Jan Hubicka <jh@suse.cz>
17687 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
17690 2007-01-10 Sa Liu <saliu@de.ibm.com>
17691 Ben Elliston <bje@au.ibm.com>
17693 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
17694 for SAVE_NONLOCAL and Pmode for any other save level.
17695 * spu-protos.h (spu_restore_stack_block): Declare.
17696 * spu.md (save_stack_block): Remove.
17697 (restore_stack_block): Call spu_restore_stack_block.
17698 * spu.c (spu_restore_stack_block): New function.
17699 (spu_expand_epilogue): Remove old comment.
17701 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
17703 PR tree-optimization/30322
17704 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
17705 (cand_value_at): Return the value as aff_tree.
17706 (may_eliminate_iv): Convert the bound from aff_tree to tree.
17707 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
17708 aff_combination_mult): New functions.
17709 (aff_combination_add): Use aff_combination_add_cst.
17710 (aff_combination_convert): Allow conversions to a wider type.
17711 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
17712 * tree-affine.h (aff_combination_mult): Declare.
17714 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
17716 * doc/tm.texi: Update documentation to reflect reality of exec
17717 and start file search behaviours. Update copyright year.
17718 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
17719 header file directories.
17721 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
17723 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
17724 (*cosxf2): Rename to cosxf2_i387.
17725 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
17726 using X87MODEF12 mode macro. Rename patterns to
17727 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
17729 (*cosdf2, *cossf2): Ditto.
17730 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
17731 to match extended input operands.
17732 (sincos<mode>3): New expander.
17733 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
17734 insn patterns and corresponding splitters.
17736 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
17738 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
17739 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
17741 2007-01-09 Nicolas Pitre <nico@cam.org>
17744 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
17746 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17748 * target.h (struct gcc_target): New field library_rtti_comdat.
17749 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
17750 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
17751 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
17752 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
17754 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17756 * doc/invoke.texi (Optimize Options): Correct description of -O0.
17758 2007-01-08 Richard Guenther <rguenther@suse.de>
17760 * tree.h (force_fit_type_double): Export.
17761 (force_fit_type): Remove.
17762 * fold-const.c (force_fit_type_double): New function.
17763 (force_fit_type): Remove.
17764 (int_const_binop): Use it.
17765 (fold_convert_const_int_from_int): Likewise.
17766 (fold_convert_const_int_from_real): Likewise.
17767 (fold_div_compare): Likewise.
17768 (fold_sign_changed_comparison): Likewise.
17769 (fold_unary): Likewise.
17770 (fold_negate_const): Likewise.
17771 (fold_abs_const): Likewise.
17772 (fold_not_const): Likewise.
17773 * c-common.c (shorten_compare): Use force_fit_type_double.
17774 * convert.c (convert_to_pointer): Likewise.
17776 2007-01-08 Richard Guenther <rguenther@suse.de>
17778 * tree.h (build_int_cst_wide_type): Export.
17779 * tree.c (build_int_cst_wide_type): New function.
17780 (build_int_cst_wide): Fix comment.
17781 * builtins.c (fold_builtin_object_size): Use build_int_cst
17782 to build -1 or 0 of the correct type. Use fit_double_type
17783 to check for overflow.
17784 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
17786 (decode_field_reference): Likewise.
17787 (all_ones_mask_p): Likewise.
17788 (native_interpret_int): Use build_int_cst_wide_type.
17789 (fold_binary): Use build_int_cst_type to build an all-ones
17791 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
17793 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
17795 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
17797 2007-01-09 Ben Elliston <bje@au.ibm.com>
17799 * genautomata.c (STATS_OPTION): New option.
17800 (stats_flag): New flag.
17801 (gen_automata_option): Handle it.
17802 (initiate_automaton_gen): Ditto.
17803 (write_automata): Output statistics only if stats_flag is
17804 set. Likewise, output time statistics only if time_flag is set.
17805 * doc/md.texi (Processor pipeline description): Document new flag.
17807 2007-01-08 Richard Guenther <rguenther@suse.de>
17809 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
17810 * tree.c (build_int_cst_type): Likewise.
17811 (size_in_bytes): Don't call force_fit_type on the result.
17812 (int_fits_type_p): Use fit_double_type.
17813 * fold-const.c (fit_double_type): New function.
17814 (force_fit_type): Use it.
17815 * tree.h (fit_double_type): Export.
17817 2007-01-08 Jan Hubicka <jh@suse.cz>
17819 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
17820 * ipa.c (function_and_variable_visibility): Fix return type.
17822 2007-01-08 Richard Guenther <rguenther@suse.de>
17824 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
17825 of offset to build the index.
17826 * tree-pretty-print.c (dump_generic_node): Don't build negated
17827 const just for printing.
17828 * c-pretty-print.c (pp_c_integer_constant): Likewise.
17829 * builtins.c (fold_builtin_int_roundingfn): Check if result
17830 fits the type by using force_fit_type and comparing the result.
17831 * predict.c (predict_loops): Use compare_tree_int for comparison.
17832 * tree.c (build_int_cst): Fall back to integer_type_node for
17834 (build_int_cst_wide): Assert type is non-null.
17836 2007-01-08 Roberto Costa <roberto.costa@st.com>
17838 * tree-vrp.c (extract_range_from_cond_expr): New.
17839 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
17840 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
17842 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
17843 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
17844 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
17845 used as expressions.
17846 * tree-object-size.c (cond_expr_object_size): New.
17847 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
17849 2007-01-08 Jan Hubicka <jh@suse.cz>
17851 * tree-ssa-forwprop.c (forward_propagate_into_cond,
17852 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
17855 2007-01-08 Richard Guenther <rguenther@suse.de>
17857 PR tree-optimization/23603
17858 * tree-vrp.c (set_value_range_to_truthvalue): New function.
17859 (extract_range_from_binary): Fall back to truthvalue instead of
17860 varying for TRUTH_*_EXPR.
17861 (extract_range_from_comparison): Fall back to truthvalue instead of
17863 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
17864 if all visited PHI values were constant.
17866 2007-01-08 Jan Hubicka <jh@suse.cz>
17868 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
17869 (cgraph_analyze_function): break out from ...
17870 (cgraph_finalize_compilation_unit): ... here.
17871 (cgraph_expand_function): Remove forgoten commented out line.
17872 (cgraph_optimize): Analyze functions.
17874 2007-01-08 Jan Hubicka <jh@suse.cz>
17876 * tree-pas.h (TODO_remove_function): New flag.
17877 (TODO_update*): Renumber.
17878 (pass_ipa_increase_alignment,
17879 pass_ipa_function_and_variable_visibility): New passes.
17880 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
17881 (cgraph_function_and_variable_visibility): Move to ipa.c
17882 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
17883 cgraph_increase_alignment.
17884 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
17885 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
17886 calling tree-inline.
17887 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
17888 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
17889 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
17890 (gate_increase_alignment): New function.
17891 (pass_ipa_increase_alignment): New pass.
17892 * ipa.c: Inline tree-pass.h and timevar.h
17893 (function_and_variable_visibility): Move here from cgraphunit.c
17894 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
17895 * passes.c (init_optimization_passes): Add the two new passes.
17896 (execute_todo): Handle cgraph_remove_functions.
17898 2007-01-08 Nick Clifton <nickc@redhat.com>
17900 * config/frv/predicates.md (reg_or_0_operand): Accept
17903 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
17905 * config/bfin/rtems.h, config/bfin/t-rtems: New.
17906 * config.gcc: Add bfin*-rtems*.
17908 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17910 * c.opt: Add -flax-vector-conversions.
17911 * c-typeck.c (convert_for_assignment): Pass flag to
17912 vector_types_convertible_p to allow emission of note.
17913 (digest_init): Likewise.
17914 * c-opts.c: Handle -flax-vector-conversions.
17915 * c-common.c (flag_lax_vector_conversions): New.
17916 (vector_types_convertible_p): Unless -flax-vector conversions
17917 has been passed, disallow conversions between vectors with
17918 differing numbers of subparts and/or element types. If such
17919 a conversion is disallowed, possibly emit a note on the first
17920 occasion only to inform the user of -flax-vector-conversions.
17921 The new last argument specifies this.
17922 * c-common.h (flag_lax_vector_conversions): New.
17923 (vector_types_convertible_p): Add extra argument.
17924 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
17925 char_type_node for V*QI type vectors.
17926 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
17927 Update to satisfy new typechecking rules.
17928 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
17929 C and C++ variants.
17930 * doc/invoke.texi (C Dialect Options): Document
17931 -flax-vector-conversions.
17933 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17935 PR tree-optimization/29877
17936 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
17937 a register variable on the RHS to not be replaceable.
17939 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
17940 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
17941 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
17942 const_simm15, const_pow2, const_npow2): Added.
17943 * config/score/misc.md (insv, extv, extzv, movmemsi,
17944 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
17945 * config/score/score.c (score_address_cost, score_select_cc_mode):
17947 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
17948 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
17949 Update score_print_operand.
17950 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
17951 Adjust register allocate order and update some macro define.
17952 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
17953 mdx_block_move_straight, mdx_block_move_loop_head,
17954 mdx_block_move_loop_body, mdx_block_move_loop_foot,
17955 mdx_block_move_loop, mdx_block_move): Added.
17956 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
17957 mdp_limm): Updated and fix some bug and typo.
17958 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
17959 (movsf, movdf, doloop_end): Added.
17961 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
17963 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
17964 config/arm/thumb2.md: Fix comment typos.
17965 * doc/extend.texi: Fix a typo.
17967 2007-01-07 Eric Christopher <echristo@apple.com>
17969 * configure.ac: Check for __stack_chk_fail for darwin.
17970 * configure: Regenerate.
17972 2007-01-07 Richard Guenther <rguenther@suse.de>
17974 * tree-vrp.c (extract_range_from_assert): CSE calls to
17975 compare_values where possible.
17976 (extract_range_from_unary_expr): Likewise.
17978 2007-01-07 Anatoly Sokolov <aesok@post.ru>
17980 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
17981 * config/avr/avr.c (call_insn_operand): Delete function.
17982 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
17983 instead of register number. Use predicates.
17984 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
17985 call_insn_operand): Add.
17987 2007-01-06 Jan Hubicka <jh@suse.cz>
17989 * tree-pass.h (pass_build_cgraph_edges): Declare.
17990 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
17991 (visited_nodes): Remove.
17992 (cgraph_create_edges): Move to cgraphbuild.c; rename to
17993 build_cgrpah_edges; make visited_nodes local.
17994 (cgraph_process_new_functions): DO not call initialize_inline_failed.
17995 (record_references_in_initializer): Move to cgraphbuild.c
17996 (initialize_inline_failed, rebuild_cgraph_edges,
17997 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
17998 (verify_cgraph_node): Make visited_nodes local.
17999 (cgraph_analyze_function): Do not call cgraph_create_edges and
18000 initialize_inline_failed.
18001 (cgraph_expand_function): Do not call cgraph_lower_function;
18002 assert that function is already lowered.
18003 * Makefile.in (cgraphbuild.o): New.
18004 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18005 at the end of lowering passes.
18007 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18009 * ifcvt.c (cond_move_convert_if_block): New function, code
18010 factored out from...
18011 (cond_move_process_if_block): ...here. Call the new function
18012 on the THEN and ELSE blocks.
18013 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18014 already takes care of this.
18016 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18019 * tree.h (TREE_OVERFLOW_P): New.
18020 * c-typeck.c (parser_build_unary_op): Warn only if result
18021 overflowed and operands did not.
18022 (parser_build_binary_op): Likewise.
18023 (convert_for_assignment): Remove redundant overflow_warning.
18024 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18026 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18028 * c-typeck.c (store_init_value): Split over two lines to follow
18029 the GNU coding style.
18031 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18033 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18034 __GXX_EXPERIMENTAL_CXX0X__.
18035 * doc/cpp.texi: Same.
18037 2007-01-05 Richard Guenther <rguenther@suse.de>
18039 PR middle-end/27826
18040 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18041 with mismatched types. Instead explicitly build a
18042 conversion NOP_EXPR.
18044 2007-01-05 Ian Lance Taylor <iant@google.com>
18046 * c-common.c (decl_with_nonnull_addr_p): New function.
18047 (c_common_truthvalue_conversion): Call it.
18048 * c-typeck.c (build_binary_op): Likewise.
18049 * c-common.h (decl_with_nonnull_addr_p): Declare.
18051 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18054 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18057 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18059 * doc/install.texi (Final install): Document the fact that
18060 the GNAT runtime should not be stripped.
18062 2007-01-04 Jan Hubicka <jh@suse.cz>
18064 * tree-inline.c (fold_marked_statements): Update operand caches
18065 and EH after folding
18067 2007-01-04 Ian Lance Taylor <iant@google.com>
18069 * c-common.c (check_function_nonnull): Whitespace fix.
18071 2007-01-04 Jan Hubicka <jh@suse.cz>
18073 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18074 comitted older version of patch.
18075 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18076 function, celanup cfg and collect garbage.
18078 2007-01-04 Mike Stump <mrs@apple.com>
18080 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18083 2007-01-04 Eric Christopher <echristo@apple.com>
18085 * libgcc2.c (__bswapsi2): Use SItype.
18086 (__bswapdi2): Use DItype.
18087 * libgcc2.h: Update for above.
18089 2007-01-04 Paul Brook <paul@codesourcery.com>
18091 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18092 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18093 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18094 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18095 umulsi3_highpart): Make conditional on !arm_arch6.
18096 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18097 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18098 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18099 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18100 umulsi3_highpart_v6): New insns.
18102 2007-01-04 Roger Sayle <roger@eyesopen.com>
18104 * fold-const.c (fold_convert): When casting an expression to void,
18105 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18106 have a type. Instead of attempting to build a NOP_EXPR, return
18107 these "special" trees directly.
18109 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18111 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18112 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18113 rs6000_cost->fp not 0 as adjustment for outer NEG.
18115 2007-01-04 Jan Hubicka <jh@suse.cz>
18117 * cgraph.c (cgraph_release_function_body): New function.
18118 (cgraph_remove_node): Use it.
18119 * cgraph.h (cgraph_release_function_body): Declare.
18120 * cgraphunit.c (cgraph_expand_function): Use it.
18121 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18122 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18123 is initialized and while compilation of other function is running.
18124 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18125 statement CFG annotations from here to ...
18126 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18128 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18130 * cfgloop.h (enum li_flags): Make the constants powers of two.
18132 2007-01-04 Jan Hubicka <jh@suse.cz>
18134 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18136 (fold_marked_statements): New function.
18137 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18138 * tree-inline.h (copy_body_data): Add statements_to_fold.
18140 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18142 * config.gcc: Mention libgcc/config.host.
18143 * Makefile.in: Update comments mentioning libgcc.
18144 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18145 (all.cross, start.encap, rest.encap, rest.cross): Update
18146 dependencies for libgcc move.
18147 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18148 (clean-target, clean-target-libgcc): Delete.
18149 (srcdirify, GCC_EXTRA_PARTS): New macros.
18150 (libgcc-support, libgcc.mvars): New rules.
18151 (distclean): Remove mention of mklibgcc.
18152 (install): Don't reference INSTALL_LIBGCC.
18153 (install-common): Don't reference EXTRA_PARTS.
18154 (install-libgcc, install-multilib): Delete rules.
18155 * mklibgcc.in: Delete file.
18156 * doc/configfiles.texi: Don't mention mklibgcc.
18158 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18159 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18160 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18161 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18162 (mklibgcc, ldblspecs): Likewise.
18164 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18165 (posixpre.def): Use $(T).
18166 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18167 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18168 (SHLIB_LINK): Make dummy.
18169 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18171 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18173 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18174 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18175 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18176 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18178 * configure.ac (all_outputs): Remove mklibgcc.
18179 * configure: Regenerated.
18181 2007-01-03 Josh Conner <jconner@apple.com>
18183 PR middle-end/29683
18184 * calls.c (compute_argument_addresses): Set stack and stack_slot
18185 for partial args, too.
18186 (store_one_arg): Use locate.size.constant for the size when
18187 generating a save_area.
18189 2007-01-03 Robert Kennedy <jimbob@google.com>
18191 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18192 whose definitions are deleted due to basic block merging.
18194 2007-01-03 Paul Brook <paul@codesourcery.com>
18197 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18199 (use_return_insn): Return 0 for Thumb interrupt functions.
18200 (print_multi_reg): Add rfe argument for IRQ returns.
18201 (arm_output_epilogue): Pop interrupt return address directly into PC.
18202 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18204 2007-01-03 Paul Brook <paul@codesourcery.com>
18206 Merge from sourcerygxx-4_1.
18207 * config/arm/thumb2.md: New file.
18208 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18210 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18211 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18212 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18213 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18215 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18216 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18218 * config/arm/ieee754-sf.S: Ditto.
18219 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18220 (thumb1_base_register_rtx_p): ... to this.
18221 (thumb_index_register_rtx_p): Rename...
18222 (thumb1_index_register_rtx_p): ... to this.
18223 (thumb_output_function_prologue): Rename...
18224 (thumb1_output_function_prologue): ... to this.
18225 (thumb_legitimate_address_p): Rename...
18226 (thumb1_legitimate_address_p): ... to this.
18227 (thumb_rtx_costs): Rename...
18228 (thumb1_rtx_costs): ... to this.
18229 (thumb_compute_save_reg_mask): Rename...
18230 (thumb1_compute_save_reg_mask): ... to this.
18231 (thumb_final_prescan_insn): Rename...
18232 (thumb1_final_prescan_insn): ... to this.
18233 (thumb_expand_epilogue): Rename...
18234 (thumb1_expand_epilogue): ... to this.
18235 (arm_unwind_emit_stm): Rename...
18236 (arm_unwind_emit_sequence): ... to this.
18237 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18238 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18239 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18240 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18241 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18242 thumb2_output_casesi): New functions.
18243 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18244 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18245 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18246 THUMB2_WORK_REGS): Define.
18247 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18248 arm_condexec_mask, arm_condexec_masklen)): New variables.
18249 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18250 (arm_override_options): Check new CPU capabilities.
18251 Set new architecture flag variables.
18252 (arm_isr_value): Handle v7m interrupt functions.
18253 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18255 (const_ok_for_arm): Handle Thumb-2 constants.
18256 (arm_gen_constant): Ditto. Use movw when available.
18257 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18259 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18260 (thumb_find_work_register, arm_load_pic_register,
18261 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
18262 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
18263 print_multi_reg, output_mov_long_double_fpa_from_arm,
18264 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
18265 output_mov_double_fpa_from_arm, output_move_double,
18266 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
18267 output_return_instruction, arm_output_function_prologue,
18268 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
18269 arm_output_mi_thunk, thumb_set_return_address): Ditto.
18270 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
18271 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
18272 (arithmetic_instr, shift_op): Use arm_shift_nmem.
18273 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
18275 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
18276 (thumb_expand_prologue): Use thumb_set_frame_pointer.
18277 (arm_file_start): Output directive for unified syntax.
18278 (arm_unwind_emit_set): Handle stack alignment instruction.
18279 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
18280 Add v6t2, v7, v7a, v7r and v7m.
18281 (RETLDM): Add Thumb-2 code.
18282 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
18283 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
18284 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
18285 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
18286 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
18287 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
18288 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
18289 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
18290 ADJUST_INSN_LENGTH): Define.
18291 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
18292 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
18293 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
18294 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
18295 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
18296 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
18297 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
18298 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
18299 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
18300 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
18301 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
18302 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
18303 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
18304 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
18305 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
18306 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
18307 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
18309 * config/arm/arm-tune.md: Regenerate.
18310 * config/arm/arm-protos.h: Update prototypes.
18311 * config/arm/vfp.md: Enable patterns for Thumb-2.
18312 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
18313 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
18314 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
18315 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
18316 * config/arm/libunwind.S: Add Thumb-2 code.
18317 * config/arm/constraints.md: Update include Thumb-2.
18318 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
18319 * config/arm/ieee754-df.S: Ditto.
18320 * config/arm/bpabi.S: Ditto.
18321 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
18322 * config/arm/predicates.md (low_register_operand,
18323 low_reg_or_int_operand, thumb_16bit_operator): New.
18324 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
18325 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
18326 * config/arm/t-arm-elf: Add armv7 multilib.
18327 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
18329 (UNSPEC_STACK_ALIGN, ce_count): New.
18330 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
18331 arm_zero_extendsidi2, arm_zero_extendqidi2): New
18333 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
18334 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
18335 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
18336 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
18337 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
18338 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
18340 * doc/extend.texi: Document ARMv7-M interrupt functions.
18341 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
18343 2007-01-03 Jakub Jelinek <jakub@redhat.com>
18345 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
18346 (struct _Unwind_Context): Rename args_size to flags, remove
18347 signal_frame field, add a new args_size field and version field.
18348 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
18349 _Unwind_IsExtendedContext): New inline functions.
18350 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
18351 Assume by_value array is only present if _Unwind_IsExtendedContext.
18352 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
18353 _Unwind_IsSignalFrame.
18354 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
18355 (uw_update_context_1): Use _Unwind_SetSignalFrame.
18356 (uw_init_context_1): Initialize context->flags to
18357 EXTENDED_CONTEXT_BIT.
18358 * config/rs6000/linux-unwind.h (frob_update_context): Use
18359 _Unwind_SetSignalFrame.
18361 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18363 PR middle-end/30353
18364 * gimplify.c (gimplify_modify_expr_complex_part): Move below
18365 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
18368 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
18370 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
18371 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
18372 RET, AT_SP): Remove.
18373 * config/i386/i386.md (*sse_prologue_save_insn): Use return
18376 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18377 * cfgbuild.c (find_basic_blocks): Likewise.
18378 * cfgrtl.c (rtl_create_basic_block): Likewise.
18379 * function.c (temp_slots_at_level): Likewise.
18380 * reg-stack.c (stack_regs_mentioned): Likewise.
18381 * regclass.c (allocate_reg_info): Likewise.
18382 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18383 set_bb_for_stmt, move_block_to_fn): Likewise.
18384 * tree-complex.c (tree_lower_complex): Likewise.
18385 * vec.h (VEC_safe_grow_cleared): New.
18387 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
18389 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
18391 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
18392 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
18394 * cfgloopmanip.c (scale_loop_frequencies): Export.
18395 (loopify): Scale the frequencies by prescribed coefficients.
18396 (set_zero_probability): New function.
18397 (duplicate_loop_to_header_edge): Improve updating of frequencies.
18398 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
18399 and frequencies according to arguments.
18400 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
18402 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
18403 * modulo-sched.c (sms_schedule): Set probabilities for entering
18404 versioned loop correctly.
18405 * tree-vect-transform.c (vect_transform_loop): Ditto.
18406 * cfgloop.h (loopify, loop_version): Declaration changed.
18407 (scale_loop_frequencies): Declared.
18409 2007-01-02 Jan Hubicka <jh@suse.cz>
18411 * cgraph.c: Include tree-flow.h
18412 (cgraph_add_new-function): Handle IPA_SSA mode; execute
18413 early_local_passes.
18414 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
18415 * tree-pass.h (pass_all_early_optimizations): Declare.
18416 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
18417 early_local_passes.
18418 (cgraph_analyze_function): Do early_local_passes.
18419 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18420 Do not add referenced vars.
18421 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
18423 (gate_all_early_local_passes): New gate.
18424 (pass_early_local_passes): Use new gate.
18425 (execute_early_local_optimizations): New functions.
18426 (gate_all_early_optimizations): New gate.
18427 (pass_all_early_optimizations): New pass.
18428 (execute_free_datastructures): Free SSA only when initialized.
18429 (gate_init_datastructures): Init only when optimizing.
18430 (tree_lowering_passes): Do early local passes when called late.
18431 * tree-profile.c (do_tree_profiling): Don't profile functions added
18433 (do_early_tree_profiling, pass_early_tree_profile): Kill.
18434 * tree-cfg.c (update_modified_stmts): Do not update when operands are
18436 * passes.c (init_optimizations_passes): Reorder so we go into SSA
18437 during early_local_passes.
18438 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
18441 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18443 * Makefile.in: Update copyright year.
18445 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18447 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
18448 in $(lang_checks) and check-consistency targets.
18450 2007-01-02 Jan Hubicka <jh@suse.cz>
18452 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18453 Do not add referenced vars.
18454 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
18456 * passes.c (init_optimization_passes): Put mudflap_2 after
18457 free_datastructures.
18459 2007-01-02 Jan Hubicka <jh@suse.cz>
18461 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
18462 Set NOTHROW flag on call statements proved to be nothrow.
18463 Update statement of local calls so new pure/const functions are
18464 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
18466 (tree_rest_of_compilation): Register hooks and initialize bitmap
18467 early. Do not set after_inlining flag.
18469 2007-01-02 Steve Ellcey <sje@cup.hp.com>
18471 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
18472 HOST_BITS_PER_LONGLONG
18474 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18477 * c-typeck.c (store_init_value): Don't emit pedantic overflow
18478 warning for non-static initializers.
18480 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
18482 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
18483 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
18484 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
18485 Always use set_unique_reg_note to add REG_EQUAL notes.
18487 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18490 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18492 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18493 * cfgbuild.c (find_basic_blocks): Likewise.
18494 * cfgrtl.c (rtl_create_basic_block): Likewise.
18495 * function.c (temp_slots_at_level): Likewise.
18496 * reg-stack.c (stack_regs_mentioned): Likewise.
18497 * regclass.c (allocate_reg_info): Likewise.
18498 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18499 set_bb_for_stmt, move_block_to_fn): Likewise.
18500 * tree-complex.c (tree_lower_complex): Likewise.
18501 * vec.h (VEC_safe_grow_cleared): New.
18503 2007-01-02 Ian Lance Taylor <iant@google.com>
18505 * c-common.c (c_common_truthvalue_conversion): When warning about
18506 using an assignment as a truth value, set TREE_NO_WARNING.
18508 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18511 * c.opt (Wold-style-declaration): New.
18512 * doc/invoke.texi (C-only Warning Options): New.
18513 (Wold-style-declaration): Document it.
18514 (Wextra): Enabled by -Wextra.
18515 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18516 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
18517 -Wold-style-declaration.
18519 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18521 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18522 * cfgbuild.c (find_basic_blocks): Likewise.
18523 * cfgrtl.c (rtl_create_basic_block): Likewise.
18524 * function.c (temp_slots_at_level): Likewise.
18525 * reg-stack.c (stack_regs_mentioned): Likewise.
18526 * regclass.c (allocate_reg_info): Likewise.
18527 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18528 set_bb_for_stmt, move_block_to_fn): Likewise.
18529 * tree-complex.c (tree_lower_complex): Likewise.
18530 * vec.h (VEC_safe_grow_cleared): New.
18532 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
18534 * c-common.c (c_common_nodes_and_builtins): Since variants of
18535 void_type_node get built before it is given a name, we need to
18536 give those variants the name, too.
18537 (complete_array_type): We need to work with the canonical main
18538 type of the array, from which we will build the qualified version.
18539 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
18540 * print-tree.c (print_node): Display canonical type information
18542 * stor-layout.c (layout_type): When we don't know the
18543 alignment of a type for which we're building an array, we end up
18544 guessing wrong, so make the type require structural equality.
18545 * tree.c (make_node_stat): When we build a new type, it is its
18546 own canonical type.
18547 (build_type_attribute_qual_variant): When building an attribute
18548 variant, its canonical type is the non-attribute variant. However,
18549 if the attributes are target-dependent and they differ, we need to
18550 use structural equality checks for this type.
18551 (build_qualified_type): A qualified type is not equivalent to its
18552 unqualified variant; set the canonical type appropriately.
18553 (build_distinct_type_copy): When building a distinct type from
18554 another type, the new type is its own canonical type.
18555 (build_variant_type_copy): When building a new type variant, we
18556 assume that it is equivalent to the original type.
18557 (build_pointer_type_for_mode): When building a pointer type, also
18558 build a canonical type pointer.
18559 (build_reference_type_for_mode): When building a reference type,
18560 also build a canonical type reference.
18561 (build_index_type): When we can't hash an index type (e.g.,
18562 because its maximum value is negative), the index type requires
18563 structural equality tests.
18564 (build_array_type): Build the canonical form of an array type.
18565 (build_function_type): Function types require structural equality,
18566 because they contain default arguments, attributes, etc.
18567 (build_method_type_directly): Ditto for method types.
18568 (build_offset_type): Build the canonical offset type.
18569 (build_complex_type): Build the canonical vector type.
18570 (make_vector_type): Build the canonical vector type.
18571 * tree.h (TYPE_CANONICAL): New.
18572 (TYPE_STRUCTURAL_EQUALITY_P): New.
18573 (SET_TYPE_STRUCTURAL_EQUALITY): New.
18574 (struct tree_type): Added "canonical" field.
18575 * params.h (VERIFY_CANONICAL_TYPES): New.
18576 * doc/c-tree.texi (TYPE_CANONICAL): Document.
18577 (TYPE_STRUCTURAL_EQUALITY_P): Document.
18578 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
18579 * doc/invoke.texi (verify-canonical-types): Document --param
18580 parameter for verifying canonical types.
18582 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18584 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
18585 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
18586 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
18587 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
18589 * config/rs6000/e500.h: New.
18590 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
18591 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
18593 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
18594 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
18595 TARGET_E500_DOUBLE): Remove.
18596 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
18597 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
18598 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
18599 * config/rs6000/rs6000.c (rs6000_override_options): Use
18600 CHECK_E500_OPTIONS.
18602 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18604 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
18605 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
18606 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
18607 rs6000_emit_cmove): Don't check TARGET_E500.
18608 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
18609 sordered): Don't check TARGET_E500.
18611 2007-01-01 Eric Christopher <echristo@apple.com>
18613 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
18614 HARD_REGISTER_NUM_P.
18616 2007-01-01 Roger Sayle <roger@eyesopen.com>
18618 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
18619 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
18620 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
18623 2007-01-01 Mike Stump <mrs@apple.com>
18625 * configure.ac: Remove support for building with Apple's gcc-3.1.
18627 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18629 PR middle-end/30311
18630 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
18631 REG is a hard register. Do not modify REG before calling
18633 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
18634 multiple of the size of YMODE for certain lowpart cases.
18636 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18638 PR middle-end/30253
18639 * gimplify (voidify_wrapper_expr): Update for
18640 GIMPLE_MODIFY_STMT.
18642 2007-01-01 Andreas Schwab <schwab@suse.de>
18645 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
18646 save of BR0 in extra_spill_size instead of spill_size.
18647 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
18649 (ia64_expand_epilogue): Restore BR0 from its new location.
18651 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18653 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
18654 Use a temporary variable if the left hand side is not a gimple
18657 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18659 * gimplify.c (gimplify_return_expr): Make the temporary variable
18660 for the return expression, a gimple register variable.
18662 2007-01-01 Jan Hubicka <jh@suse.cz>
18664 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
18667 2007-01-01 Mike Stump <mrs@apple.com>
18669 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
18671 * config/darwin.c (machopic_select_rtx_section): Use
18672 HAVE_GAS_LITERAL16.
18673 (darwin_mergeable_constant_section): Likewise.
18674 * configure: Regenerate.
18675 * config.in: Regenerate.
18677 2007-01-01 Jan Hubicka <jh@suse.cz>
18678 Andrew Pinski <pinskia@gmail.com>
18680 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
18681 before starting IPA passes.