1 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
3 * function.c (do_warn_unused_parameter): Do not warn if
4 TREE_NO_WARNING is set.
6 2007-07-08 Andreas Schwab <schwab@suse.de>
8 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
10 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
13 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
15 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
16 apply to assembly language, too.
17 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
19 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
21 Revert (note the sccvn portions are *not* reverted)
22 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
24 Fix PR tree-optimization/23488
26 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
28 * tree-flow-inline.h (get_value_handle): Ditto.
29 * tree-ssa-pre.c (decl_vh_map): New.
30 (decl_node_pool): New.
31 (can_value_number_operation): Support DECL_P.
32 (can_PRE_operation): Ditto.
33 (create_expression_by_pieces): Ditto.
34 (find_existing_value_expr): Modify to differnetiate between
35 addressing and top level.
36 (create_value_handle_for_expr): Handle DECL's.
37 (poolify_tree): Ditto.
38 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
39 (make_values_for_stmt): Handle DECL's properly.
40 (init_pre): Reorg to not init useless things during FRE.
42 * tree-flow.h: Include pointer-set.h.
43 (decl_vh_map): Declare.
44 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
46 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
48 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
49 the constraint description.
50 * doc/md.texi: Update documentation of AVR constraints.
52 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
54 * auto-inc-dec.c, config/arm/arm.c,
55 config/m32r/constraints.md, config/mips/mips.md,
56 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
57 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
58 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
59 typos. Follow spelling conventions.
60 * doc/invoke.texi, doc/rtl.texi: Fix typos.
62 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
63 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
65 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
66 realloc_vuse): Remove.
67 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
70 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
72 Fix PR tree-optimization/23488
74 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
75 (try_to_simplify): Ditto.
77 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
79 * tree-flow-inline.h (get_value_handle): Ditto.
80 * tree-ssa-pre.c (decl_vh_map): New.
81 (decl_node_pool): New.
82 (can_value_number_operation): Support DECL_P.
83 (can_PRE_operation): Ditto.
84 (create_expression_by_pieces): Ditto.
85 (find_existing_value_expr): Modify to differnetiate between
86 addressing and top level.
87 (create_value_handle_for_expr): Handle DECL's.
88 (poolify_tree): Ditto.
89 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
90 (make_values_for_stmt): Handle DECL's properly.
91 (init_pre): Reorg to not init useless things during FRE.
93 * tree-flow.h: Include pointer-set.h.
94 (decl_vh_map): Declare.
95 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
97 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
99 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
100 apply to assembly language, too.
101 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
103 2007-07-06 Ian Lance Taylor <iant@google.com>
104 Zack Weinberg <zackw@panix.com>
107 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
109 2007-07-06 Richard Sandiford <richard@codesourcery.com>
111 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
112 (prefetch): Likewise if "pref" would be used.
114 2007-07-06 Josh Conner <jconner@apple.com>
118 * calls.c (store_one_arg): Handle arguments which are partially
119 on the stack when detecting argument overlap.
121 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
123 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
124 chosen during find_reloads.
126 2007-07-06 Richard Guenther <rguenther@suse.de>
128 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
129 TYPE_ARG_TYPES for verification of argument types. Use
130 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
131 parameters as variable arguments.
133 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
135 * libgcc2.h (word_type): Type definition removed.
136 (cmp_return_type, shift_count_type): Type definitions added.
137 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
138 replaced with shift_count_type.
139 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
141 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
142 changed from word_type to Wtype.
143 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
144 replaced with shift_count_type.
145 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
147 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return and
148 libgcc_shift_count attribute added.
149 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
150 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
151 (TARGET_INITIALIZER): New target hooks added.
152 * targhooks.c (default_libgcc_cmp_return_mode,
153 default_libgcc_shift_count_mode): Default implementations for the new
155 * targhooks.h (default_libgcc_cmp_return_mode,
156 default_libgcc_shift_count_mode): Function prototypes added.
157 * target.h (struct gcc_target): Fields for the new target hooks added.
158 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
160 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
163 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
164 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
166 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
167 s390_libgcc_shift_count_mode): Functions added.
168 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE): Target
171 2007-07-06 Richard Sandiford <richard@codesourcery.com>
173 * config/mips/mips.c (compute_frame_size): Restore the original
174 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
175 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
176 Document why the difference is needed.
178 2007-07-06 Richard Guenther <rguenther@suse.de>
180 * c-common.c (boolean_increment): Use correctly typed
183 2007-07-06 Richard Sandiford <richard@codesourcery.com>
185 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
186 the topmost argument register is not also included in the save mask.
187 (mips16e_collect_argument_save_p): Take a pointer to the argument
188 register, rather than a pointer to the number of arguments.
189 (mips16e_collect_argument_saves): Only include argument saves
190 that aren't in the register mask.
192 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
194 PR rtl_optimization/32450
195 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
196 to ensure that instructions are not moved into the prologue when
197 profiling is on. Remove unused prologue_end variable.
198 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
199 as a scheduling barrier.
201 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
204 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
205 Disregard DECL_FROM_INLINE.
207 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
209 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
210 IORing with a constant.
212 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
214 PR rtl-optimization/32475
215 * df-scan.c (df_def_record_1): Add a use of the stack pointer
216 for every definition of the stack pointer.
218 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
220 * arm.c (vfp3_const_double_index): Copy signed results of
221 REAL_VALUE_TO_INT into unsigned vars.
223 2007-07-05 Richard Guenther <rguenther@suse.de>
226 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
228 * tree-ssa.c (useless_type_conversion_p): Check canonical
231 2007-07-05 Anatoly Sokolov <aesok@post.ru>
233 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
234 zero_extendhisi2): Change to define_insn_and_split.
235 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
237 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
239 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
240 pass_match_asm_constraints): New.
241 * passes.c (init_optimization_passes): Add new pass.
242 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
243 * function.h (struct function): Add has_asm_statement bit.
244 (current_function_has_asm_statement): New.
245 * tree-pass.h (pass_match_asm_constraints): New.
247 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
249 * config/mips/mips.c (mips_file_start): Avoid declaration
252 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
254 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
256 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
258 * rtl.def (NOTE): Change print format string to print
259 operand 5 as a note insn name.
261 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
262 David Ung <davidu@mips.com>
264 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
265 * doc/invoke.texi: (MIPS Options): Document them.
267 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
268 David Ung <davidu@mips.com>
270 Add support for SmartMIPS ASE.
272 * optabs.c (expand_binop_directly): New, broken out from...
273 (expand_binop): Here. Make it try rotating in the other
274 direction even when the second operand isn't constant.
275 * config/mips/mips.md (*lwxs): New.
276 * config/mips/mips.opt (msmartmips): New.
277 * config/mips/mips.c (mips_lwxs_address_p): New.
278 (mips_rtx_costs): Make it recognize scaled indexed addressing.
279 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
280 __mips_smartmips when compiling for TARGET_SMARTMIPS.
281 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
283 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
284 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
285 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
286 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
287 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
288 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
289 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
291 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
293 * tree-vectorizer.c (new_loop_vec_info): Initialize
294 LOOP_VINFO_COST_MODEL_MIN_ITERS.
295 * tree-vectorizer.h (_loop_vec_info): Added new filed
296 min_profitable_iters.
297 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
298 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
299 * tree-vect-analyze.c (vect_analyze_operations): Set
300 LOOP_VINFO_COST_MODEL_MIN_ITERS.
301 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
302 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
303 Fix calculation of peel_iters_prologue. Move consideration of epilogue
304 and prologue cost to after they are computed.
305 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
307 (vect_model_simple_cost): Takes additional argument dt. Consider cost
308 of creating vectors from scalars according to dt.
309 (vect_model_store_cost): Likewise.
310 (vectorizable_call): Use dt array instead of scalar dt. Call
311 vect_model_simple_cost with additional argument dt.
312 (vectorizable_assignment): Likewise.
313 (vectorizable_operation): Likewise.
314 (vectorizable_type_demotion): Likewise.
315 (vectorizable_type_promotion): Likewise.
316 (vectorizable_store): Use dt array instead of scalar dt. Call
317 vect_model_store_cost with additional argument dt.
318 (vect_do_peeling_for_loop_bound): Don't call
319 vect_estimate_min_profitable_iters. Instead, lookup
320 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
321 "may not be profitable".
323 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
326 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
327 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
328 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
329 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
331 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
333 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
334 addressing modes cheaper.
336 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
338 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
339 (dw_ranges_struct): Rename block_num to num. Adjust.
340 (dw_ranges_by_label_struct): New.
341 (ranges_by_label, ranges_by_label_allocated,
342 ranges_by_label_in_use): New variables.
343 (add_ranges_num): Factored most of the code out of...
344 (add_ranges): ... this one. Rewrite in terms of the former.
345 (add_ranges_by_labels): New.
346 (output_ranges): Output by-label ranges.
347 (dwarf2out_finish): Output range for multiple-section
348 compile_unit. Output standard DW_AT_low_pc in addition to
349 unexpected DW_AT_entry_pc.
351 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
353 PR tree-optimization/32604
354 PR tree-optimization/32606
356 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
357 (compute_antic_safe): Removed.
358 (ANTIC_SAFE_LOADS): Ditto.
359 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
360 (execute_pre): Don't call compute_antic_safe.
361 (vuse_equiv): New function.
362 (make_values_for_stmt): Use it
363 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
366 2007-07-04 Anatoly Sokolov <aesok@post.ru>
369 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
371 (avr_attribute_table): Make "naked" attribute apply to function types
372 rather than to decls.
373 (avr_handle_fntype_attribute): New function.
375 2007-07-04 Joseph Myers <joseph@codesourcery.com>
377 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
380 2007-07-04 David Ung <davidu@mips.com>
381 Joseph Myers <joseph@codesourcery.com>
383 * config/mips/mips.md (type): Add logical, signext and move.
384 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
385 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
386 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
387 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
388 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
389 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
390 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
391 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
392 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
393 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
394 movv2sf_hardfloat_64bit): Use the new types.
395 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
396 *movdf_softfloat, *movdf_mips16): Use "multi".
397 (extendqihi2): Replace with a define_expand.
398 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
399 Based on extend<SHORT:mode><GPR:mode>2 patterns.
400 * config/mips/74k.md (r74k_int_logical): New reservation and
402 (r74k_int_arith): Remove "slt".
403 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
404 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
405 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
406 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
407 reservations for "arith".
409 2007-07-04 Richard Guenther <rguenther@suse.de>
411 * tree-ssa.c (useless_type_conversion_p): Add handling for
412 scalar float and vector types. Only call the types_compatible_p
413 langhook for aggregate types as last resort. Follow the
416 2007-07-04 Richard Guenther <rguenther@suse.de>
418 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
419 the same as NOP_EXPR.
421 2007-07-04 Nick Clifton <nickc@redhat.com>
423 * target.h (struct gcc_target): Add target_help field.
424 * target-def.h (TARGET_HELP): New.
425 (TARGET_INITIALIZER): Use TARGET_HELP.
426 * opts.c (command_handle_option): Invoke target_help function, if
427 defined, when the user has specified --target-help on the command
429 * doc/invoke.texi: Mention that --target-help might print
430 additional information.
431 * doc/tm.texi: Document TARGET_HELP hook.
433 * arm.c (TARGET_HELP): Override default definition.
434 (arm_target_help): New - display a wrapped list of cores and
435 architectures supported.
437 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
439 * config/gcc/v850/v850.c (expand_prologue): Make sure
440 GEN_INT() argument is sign extended rather than zero extended.
441 (expand_epilogue): Likewise.
442 (output_move_double): Delete.
443 * config/gcc/v850/v850-protos.h (output_move_double): Delete.
444 * config/gcc/v850/v850.md (movdi): Delete.
445 (*movdi_internal): Delete.
447 (*movdf_internal): Delete.
449 2007-07-04 Richard Sandiford <richard@codesourcery.com>
451 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
452 unless compiling RTP PIC.
454 2007-07-04 Richard Guenther <rguenther@suse.de>
456 PR tree-optimization/32482
457 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
458 original ssa name if we didn't find a shift expression.
459 Fix shift constant for bit zero test.
461 2007-07-04 Richard Sandiford <richard@codesourcery.com>
463 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
465 2007-07-04 Richard Sandiford <richard@codesourcery.com>
467 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
468 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
469 * config/arm/vxworks.h (ASM_SPEC): Delete.
470 (SUBTARGET_EXTRA_ASM_SPEC): Define.
472 2007-07-04 Sebastian Pop <sebpop@gmail.com>
474 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
475 (DDR_REVERSED_P): New.
476 * tree-data-ref.c (initialize_data_dependence_relation,
477 build_classic_dist_vector): Set DDR_REVERSED_P.
479 2007-07-04 Sebastian Pop <sebpop@gmail.com>
482 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
483 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
484 init_omega_for_ddr_1): Use non conservative number of iterations
486 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
487 (analyze_siv_subscript): Remove FIXME and reinitialization of
488 last_conflicts to chrec_dont_know.
489 * testsuite/gfortran.dg/vect/pr32457.f90: New.
491 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
493 * tree.c (maybe_canonicalize_argtypes): Improve description.
495 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
497 * tree.c (maybe_canonicalize_argtypes): New.
498 (build_function_type): Set canonical type.
499 (build_method_type_directly): Ditto.
500 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
503 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
505 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
507 (rewrite_use_nonlinear_expr): Likewise.
509 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
511 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
513 2007-07-04 Ben Elliston <bje@au.ibm.com>
515 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
518 * c-objc-common.c (c_types_compatible_p): Fix indentation.
520 * doc/tm.texi (Run-time Target): Capitalise "CPU".
521 (Exception Handling): Likewise.
523 2007-07-03 Jan Hubicka <jh@suse.cz>
525 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
527 2007-07-03 Eric Christopher <echristo@apple.com>
529 * doc/cppopts.texi: Add conflicting option note to -dM.
530 * doc/invoke.texi: Add note about possible conflicts with
531 -E for -dCHARS and note that -dM will not produce
532 any results if there is no machine dependent reorg.
534 2007-07-03 Geoffrey Keating <geoffk@apple.com>
536 * tree.h (DECL_ALIGN): Back out previous change.
538 2007-07-03 Joseph Myers <joseph@codesourcery.com>
540 * configure.ac: Test for .dtprelword support on MIPS.
541 * configure, config.in: Regenerate.
542 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
543 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
545 2007-07-03 Julian Brown <julian@codesourcery.com>
547 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
548 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
549 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
550 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
552 (all_fpus): Add FPUTYPE_VFP3.
553 (fp_model_for_fpu): Add VFPv3 field.
554 (arm_rtx_costs_1): Give cost to VFPv3 constants.
555 (vfp3_const_double_index): New function. Return integer index of
556 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
558 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
559 and argument represents a valid RTX for a VFPv3 constant.
560 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
562 (vfp_emit_fstmd): Similar, for fstmd.
563 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
564 constants, represented as integer indices.
565 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
566 VFP_REGNO_OK_FOR_DOUBLE macros.
567 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
568 (arm_file_start): Set float-abi attribute for VFPv3, and output
569 correct ".fpu" assembler directive.
570 (arm_dbx_register_numbering): Add FIXME.
571 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
572 (fputype): Add FPUTYPE_VFP3.
573 (FIXED_REGISTERS): Add 32 registers for D16-D31.
574 (CALL_USED_REGISTERS): Likewise.
575 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
576 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
577 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
578 (D7_VFP_REGNUM): New.
579 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
580 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
581 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
582 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
583 (REG_ALLOC_ORDER): Adjust for VFPv3.
584 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
585 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
586 VFP_LO_REGS, VFP_HI_REGS.
587 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
588 (IS_VFP_CLASS): Define macro.
589 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
591 (REGISTER_MOVE_COST): Likewise.
592 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
593 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
594 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
595 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
596 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
597 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
598 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
599 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
600 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
601 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
602 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
603 where appropriate for single-word registers.
604 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
605 As above. Fix type attributes.
606 * config/arm/constraints.md (register_contraint "t"): Define.
607 (register_constraint "w"): Change to D0-D15, or D0-D31 for
609 (register_constraint "x"): Define.
610 (constraint "Dv"): Define.
612 2007-07-03 Geoffrey Keating <geoffk@apple.com>
614 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
616 2007-07-03 Tom Tromey <tromey@redhat.com>
618 * c-parser.c (objc_pq_context): Removed.
619 (objc_need_raw_identifier): Likewise.
620 (c_parser) <objc_pq_context>: New field.
621 <objc_need_raw_identifier>: Likewise.
622 (OBJC_NEED_RAW_IDENTIFIER): Removed.
623 (c_lex_one_token): Update.
624 (c_parser_objc_protocol_definition): Update.
625 (c_parser_objc_method_definition): Update.
626 (c_parser_objc_methodproto): Update.
627 (c_parser_declspecs): Update.
629 2007-07-03 David Ung <davidu@mips.com>
631 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
633 2007-07-03 David Ung <davidu@mips.com>
634 Richard Sandiford <richard@codesourcery.com>
636 * doc/invoke.texi: Document -march=74kf3_2.
637 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
638 (TUNE_74K): Check for it.
639 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
640 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
641 * config/mips/mips.md (cpu): Add 74kf3_2.
642 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
643 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
644 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
645 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
646 74kf3_2 to the CPU list.
647 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
648 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
649 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
650 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
651 (r74kf3_2_fxfer_from_c1): New insn reservations.
653 2007-07-03 Richard Sandiford <richard@codesourcery.com>
654 David Ung <davidu@mips.com>
656 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
657 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
658 and 74k[fx]. Document aliases for the new options.
659 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
660 (PROCESSOR_24KF2_1): ...this.
661 (PROCESSOR_24KX): Rename to...
662 (PROCESSOR_24KF1_1): ...this.
663 (PROCESSOR_74KF): Rename to...
664 (PROCESSOR_74KF2_1): ...this.
665 (PROCESSOR_74KX): Rename to...
666 (PROCESSOR_74KF1_1): ...this.
667 (TUNE_74K): Update PROCESSOR_* names.
668 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
669 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
670 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
671 (mips_rtx_cost_data): Update processor names in comments.
672 (mips_issue_rate): Update PROCESSOR_* names.
673 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
674 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
675 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
676 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
677 Update cpu attribute names.
678 (r24k_fpu_iss): Rename this reservation to...
679 (r24kf2_1_fpu_iss): ...this and update all uses.
680 (r24kx_fpu_iss): Rename this reservation to...
681 (r24kf1_1_fpu_iss): ...this and update all uses.
682 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
683 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
684 Update cpu attribute names.
686 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
688 * config/m32r/constraints.md: New file.
689 * config/m32r/m32r.c: Include tm-constrs.h.
690 (small_data_operand): Use satisfies_constraint_* instead of macro.
691 (addr24_operand, gen_compare): Likewise.
692 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
693 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
694 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
695 EXTRA_CONSTRAINT): Likewise.
696 * config/m32r/m32r.md: Include constraints.md.
697 (*movsi_insn): Use satisfies_constraint_* instead of macro.
698 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
699 * config/m32r/predicates.md (conditional_move_operand): Likewise.
700 (two_insn_const_operand, int8_operand, uint16_operand,
701 reg_or_int16_operand, reg_or_uint16_operand,
702 reg_or_cmp_int16_operand, cmp_int16_operand,
703 seth_add3_operand): Likewise.
705 2007-07-03 Eric Christopher <echristo@gmail.com>
707 * libgcc2.h: Conditionally declare __bswapsi2 and
710 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
712 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
715 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
718 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
719 (__gthrw_pragma): Provide default definition.
721 * gthr-posix.c (__gthrw_pragma): Define.
723 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
725 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
726 before declaring inequality.
728 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
730 * combine.c (recog_for_combine): Log the success or failure of
731 matching new insn patterns against the machine description in
734 2007-07-03 Revital Eres <eres@il.ibm.com>
736 * ddg.c (print_sccs): New function.
737 (check_sccs): New function.
738 (create_ddg_all_sccs): Use it.
739 * ddg.h (print_sccs): Declare.
740 * modulo-sched.c (sms_order_nodes): Call print_sccs.
742 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
744 * targhooks.h (default_mode_for_suffix): New function declaration.
745 * targhooks.c (default_mode_for_suffix): New default target hook.
746 * target.h (struct c): New structure in the targetm struct.
747 (mode_for_suffix): New target hook as part of struct c.
748 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
749 default_mode_for_suffix.
750 (TARGET_C): New define.
751 * c-lex.c: Include "target.h".
752 (interpret_float): Use targetm.c.mode_for_suffix to determine
753 the mode for a given non-standard suffix.
754 Makefile.in (c-lex.o): Depend on $(TARGET_H).
756 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
757 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
759 * doc/extend.texi (Floating Types): New node. Document __float80 and
760 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
762 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
765 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
766 predicate instead of target_operand.
767 (divsi3_i1_media, divsi3_media_2): Likewise.
769 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
771 * tree.h (alias_sets_might_conflict_p): Rename into
772 alias_sets_must_conflict_p.
773 * alias.c (alias_sets_might_conflict_p): Likewise.
774 (alias_sets_conflict_p): Use it.
775 (objects_must_conflict_p): Likewise.
776 * c-common.c (strict_aliasing_warning): Adjust.
778 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
780 * rtlhooks.c (gen_lowpart_if_possible): Check for
781 invalid subreg before calling gen_lowpart_SUBREG.
783 2007-07-02 Geoffrey Keating <geoffk@apple.com>
785 * config/darwin9.h: Add copyright notice.
786 (LINK_COMMAND_SPEC): Add comment.
787 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
788 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
789 DARWIN_LIBSYSTEM_HAS_UNWIND.
791 2007-07-02 Jakub Jelinek <jakub@redhat.com>
794 * omp-low.c (check_combined_parallel): New function.
795 (lower_omp_parallel): Call it via walk_stmts, set
796 OMP_PARALLEL_COMBINED if appropriate.
797 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
798 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
799 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
800 don't consider it as combined parallel.
802 2007-07-02 Richard Sandiford <richard@codesourcery.com>
804 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
805 (gcc_tooldir): Likewise.
806 * configure: Regenerate.
807 * Makefile.in (libsubdir_to_prefix): New variable, based on the
808 old configure.ac gcc_tooldir setting.
809 (prefix_to_exec_prefix): New variable.
810 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
811 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
813 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
815 Fix PR tree-optimization/32583
816 Fix PR tree-optimization/32584
817 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
818 (phi_translate_set): Use phi_translate directly now.
819 (make_values_for_stmt): Don't value number RHS if we already know
822 2007-07-02 Steve Ellcey <sje@cup.hp.com>
823 Jim Wilson <wilson@specifix.com>
826 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
829 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
830 Richard Sandiford <richard@codesourcery.com>
831 Nigel Stephens <nigel@mips.com>
833 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
834 (mips16e_output_save_restore): Declare.
835 (mips16e_save_restore_pattern_p): Likewise.
836 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
837 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
838 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
839 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
840 (BITSET_P): New global macro, extracted from...
841 (mips_for_each_saved_reg): ...here.
842 (mips16e_save_restore_info): New struct.
843 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
844 (mips16e_save_restore_regs): New variable.
845 (mips_split_plus, mips16e_find_first_register): New functions.
846 (mips16e_mask_registers): New function.
847 (compute_frame_size): Expand the commentary before the function.
848 Enforce the MIPS16e save and restore register range restrictions.
849 Pad the general register save area at the low end.
850 (mips16e_save_restore_reg, mips16e_build_save_restore)
851 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
852 (mips16e_output_save_restore, mips16e_collect_propagate_value)
853 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
855 (mips_expand_prologue, mips_expand_epilogue): Handle
856 GENERATE_MIPS16E_SAVE_RESTORE.
857 * config/mips/mips.md (*mips16e_save_restore): New pattern.
859 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
861 PR tree-optimization/31966
862 PR tree-optimization/32533
863 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
864 "basic_block" description as its third argument. Update function
865 calls to get destination bb from "edge" argument. Save "cond" into
866 aux field of the edge. Update prototype for changed arguments.
867 (if_convertible_loop_p): Clear aux field of incoming edges if bb
869 (find_phi_replacement_condition): Operate on incoming edges, not
870 on predecessor blocks. If there is a condition saved in the
871 incoming edge aux field, AND it with incoming bb predicate.
872 Return source bb of the first edge.
873 (clean_predicate_lists): Clean aux field of outgoing node edges.
874 (tree_if_conversion): Do not initialize cond variable. Move
875 variable declaration into the loop.
876 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
877 initializations of new_stmt, arg0 and arg1 variables.
879 2007-07-02 Jakub Jelinek <jakub@redhat.com>
881 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
882 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
884 2007-07-02 Richard Guenther <rguenther@suse.de>
886 * tree-ssa.c (useless_type_conversion_p): Document
887 future intent as defining the middle-end type system.
888 Re-structure to call langhook last, group by type class,
889 mark questionable parts.
891 2007-07-02 Richard Guenther <rguenther@suse.de>
893 * tree-flow.h (types_compatible_p): Declare.
894 * tree-ssa.c (types_compatible_p): New function.
895 * ipa-type-escape.c (discover_unique_type): Use
896 types_compatible_p instead of lang_hooks.types_compatible_p.
897 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
898 * tree-vn.c (expressions_equal_p): Likewise.
899 * tree.c (fields_compatible_p): Likewise.
900 * tree-ssa-dom.c (avail_expr_eq): Likewise.
901 (cprop_operand): Use useless_type_conversion_p instead of
902 lang_hooks.types_compatible_p.
903 * tree-inline.c (setup_one_parameter): Likewise.
904 (declare_return_variable): Likewise.
905 * tree-nrv.c (tree_nrv): Likewise.
906 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
907 (maybe_fold_offset_to_component_ref): Likewise.
908 (maybe_fold_offset_to_reference): Likewise.
909 * tree-ssa-copy.c (may_propagate_copy): Likewise.
910 (merge_alias_info): Likewise.
911 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
912 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
913 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
914 * tree-tailcall.c (find_tail_calls): Likewise.
915 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
916 * gimplify.c (canonicalize_addr_expr): Likewise.
917 (fold_indirect_ref_rhs): Likewise.
918 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
919 (cpt_same_type): Likewise.
920 (check_pointer_types_r): Swap parameters to cpt_same_type
922 * fold-const.c (fold_convert): Revert fix for PR15988.
923 * tree-inline.c (setup_one_parameter): Instead fix it here by
924 using fold_build1 instead of fold_convert and checking for
925 error_mark_node. Convert only if the conversion is necessary.
927 2007-07-02 Joseph Myers <joseph@codesourcery.com>
929 * configure.ac: Check for .gnu_attribute on Power.
930 * configure: Regenerate.
931 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
932 attribute for floating-point ABI.
934 2007-07-02 Ira Rosen <irar@il.ibm.com>
936 PR tree-optimization/32230
937 PR tree-optimization/32477
938 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
939 address is a constant.
941 2007-07-02 Richard Sandiford <richard@codesourcery.com>
943 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
944 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
945 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
946 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
947 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
948 64-bit targets. Add support for *-elfoabi*.
949 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
950 different settings if $(tm_defines) does not select the EABI.
951 (MULTILIB_EXCLUSIONS): Define in those circumstances.
952 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
953 (MIPS_ARCH_OPTION_SPEC): Likewise.
954 (MIPS_ISA_LEVEL_SPEC): Likewise.
955 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
956 * config/mips/elfoabi.h: New file.
958 2007-07-02 Richard Guenther <rguenther@suse.de>
960 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
961 (useless_type_conversion_p): ... this.
962 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
963 (useless_type_conversion_p): ... this.
964 * builtins.c (fold_builtin_memory_op): Rename
965 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
966 * tree-cfg.c (verify_expr): Likewise.
967 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
968 * tree-ssa-ccp.c (ccp_fold): Likewise.
969 * tree-ssa-copy.c (may_propagate_copy): Likewise.
970 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
971 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
972 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
973 * tree-ssa-pre.c (eliminate): Likewise.
974 * tree-ssa.c (delete_tree_ssa): Likewise.
975 (tree_ssa_useless_type_conversion): Likewise.
976 * tree.c (build2_stat): Likewise.
978 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
980 Fix PR tree-optimization/32571
981 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
984 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
986 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
987 and other expected operations explicitly, change default to
990 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
992 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
994 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
995 (tls_load_dot_plus_eight): Move the label number into the unspec.
996 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
998 2007-07-01 Andreas Schwab <schwab@suse.de>
1000 * dwarf2out.c (initial_return_save): Define only if used.
1002 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
1004 Unreverting Richard's Revert of:
1006 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1008 * dce.c (deletable_insn_p_1): New function, split out from...
1009 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1010 specially, not those inside PARALLELs. Remove BODY argument
1011 and adjust recursive call accordingly.
1012 (prescan_insns_for_dce): Update call to delete_insn_p.
1014 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
1015 Revital Eres <eres@il.ibm.com>
1017 * ddg.c (create_ddg_all_sccs): Fix missed
1018 initialization of scc_nodes.
1020 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
1023 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
1024 X + ~X to 1 only for INTEGRAL_TYPE_P type.
1026 2007-06-30 Joseph Myers <joseph@codesourcery.com>
1028 * configure.ac: Check for .gnu_attribute on MIPS.
1029 * configure, config.in: Regenerate.
1030 * config/mips/mips.c (mips_file_start): If supported, output
1031 attribute for floating-point ABI.
1033 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
1036 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
1037 (ffs_cmove): New expander to expand using ctz pattern.
1038 (*ffs_cmove): Remove pattern.
1039 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
1040 (ffsdi2): Expand using ctz pattern.
1041 (*ffs_rex64): Remove pattern.
1043 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1045 PR rtl-optimization/32296
1046 * pa.md (return): Delete pattern.
1047 (return_internal): Remove "(const_int 1)" from pattern.
1048 (epilogue): Use return_internal pattern for trivial returns.
1049 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
1050 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
1052 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1054 * tree-ssa-pre.c (is_exception_related): New function
1055 (can_value_number_operation): Use it.
1057 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
1059 Fix PR tree-optimization/32540
1060 Fix PR tree-optimization/31651
1062 * tree-ssa-sccvn.c: New file.
1064 * tree-ssa-sccvn.h: Ditto.
1066 * tree-vn.c: Include tree-ssa-sccvn.h
1067 (val_expr_paid_d): Removed.
1068 (value_table): Ditto.
1069 (vn_compute): Ditto.
1070 (val_expr_pair_hash): Ditto.
1071 (val_expr_pair_expr_eq): Ditto.
1072 (copy_vuses_from_stmt): Ditto.
1075 (shared_vuses_from_stmt): Ditto.
1076 (print_creation_to_file): Moved up.
1077 (sort_vuses): Ditto.
1078 (sort_vuses_heap): Ditto.
1079 (set_value_handle): Make non-static.
1080 (make_value_handle): Ditto.
1081 (vn_add): Rewritten to use sccvn lookups.
1082 (vn_add_with_vuses): Ditto.
1083 (vn_lookup): Ditto (and second argument removed).
1084 (vn_lookup_with_vuses): Ditto.
1085 (vn_lookup_or_add): Ditto (and second argument removed);
1086 (vn_lookup_or_add_with_vuses): Ditto.
1087 (vn_lookup_with_stmt): New.
1088 (vn_lookup_or_add_with_stmt): Ditto.
1089 (create_value_handle_for_expr): Ditto.
1091 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
1092 (seen_during_translate): New function.
1093 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
1094 (phi_trans_add): Ditto.
1095 (constant_expr_p): FIELD_DECL is always constant.
1096 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
1097 Use constant_expr_p.
1098 Avoid infinite recursion on mutually valued expressions.
1099 Change callers of vn_lookup_or_add.
1100 (phi_translate): New function.
1101 (compute_antic_safe): Allow phi nodes.
1102 (create_component_ref_by_pieces): Update for FIELD_DECL change.
1103 (find_or_generate_expression): Rewrite slightly.
1104 (create_expression_by_pieces): Updated for vn_lookup_or_add
1106 Update VN_INFO for new names.
1107 (insert_into_preds_of_block): Update for new names.
1108 (add_to_exp_gen): New function.
1109 (add_to_sets): Use vn_lookup_or_add_with_stmt.
1110 (find_existing_value_expr): Rewrite to changed vn_lookup.
1111 (create_value_expr_from): Ditto, and use add_to_exp_gen.
1112 (try_look_through_load): Removed.
1113 (try_combine_conversion): Ditto.
1114 (get_sccvn_value): New function.
1115 (make_values_for_phi): Ditto.
1116 (make_values_for_stmt): Ditto.
1117 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
1119 (init_pre): Update for SCCVN changes.
1121 (execute_pre): Ditto.
1123 * tree-flow.h (make_value_handle): Declare.
1124 (set_value_handle): Ditto.
1125 (sort_vuses_heap): Ditto.
1126 (vn_lookup_or_add_with_stmt): Ditto.
1127 (vn_lookup_with_stmt): Ditto.
1128 (vn_compute): Remove.
1131 (vn_lookup): Update arguments.
1133 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
1135 (tree-ssa-sccvn.o): New.
1136 (OBJS-common): Add tree-ssa-sccvn.o
1138 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1141 * c-typeck.c (build_external_ref): Don't mark as used if called
1143 * calls.c (rtx_for_function_call): Likewise.
1145 2007-06-30 Richard Sandiford <richard@codesourcery.com>
1149 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1151 * dce.c (deletable_insn_p_1): New function, split out from...
1152 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1153 specially, not those inside PARALLELs. Remove BODY argument
1154 and adjust recursive call accordingly.
1155 (prescan_insns_for_dce): Update call to delete_insn_p.
1157 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
1159 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
1160 (try_combine): Move potential calls to undo_all() so they happen
1161 before we commit to using the combined insns.
1163 2006-06-30 Jan Hubicka <jh@suse.cz>
1165 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
1168 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
1170 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
1171 (cgraph_remove_unreachable_nodes): Likewise.
1172 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
1173 * ipa-inline.c (update_caller_keys): Cast according to the coding
1175 (cgraph_decide_recursive_inlining): Likewise.
1176 (cgraph_decide_inlining_of_small_function): Likewise.
1177 (try_inline): Likewise.
1178 (cgraph_decide_inlining_incrementally): Likewise.
1179 * ipa-pure-const.c (get_function_state): Likewise.
1180 (scan_function): Likewise.
1181 (analyze_function): Likewise.
1182 (static_execute): Likewise.
1183 * gcc/ipa-reference.c (scan_for_static_refs): Likewise.
1184 (merge_callee_local_info): Likewise.
1185 (analyze_function): Use type safe memory macros.
1186 (static_execute): Likewise. Cast according to the coding conventions.
1187 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
1189 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
1191 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
1192 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
1195 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
1198 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
1199 for complex modes (both int and real).
1201 2007-06-29 Jan Hubicka <jh@suse.cz>
1203 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
1205 2007-06-29 Jan Hubicka <jh@suse.cz>
1208 * cse.c (cse_insn): Avoid invalid sharing in between register note and
1211 2007-06-29 Anatoly Sokolov <aesok@post.ru>
1214 * config/avr/avr.c: Include dataflow header file.
1215 (expand_prologue): Adjust for prologue insn change.
1216 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
1219 2007-06-29 Richard Guenther <rguenther@suse.de>
1222 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
1223 during type verification.
1225 2007-06-29 Jan Hubicka <jh@suse.cz>
1227 * recog.c (validate_change_rtx_1): Unshare TO argument.
1229 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
1231 PR tree-optimization/24659
1232 * tree-vect-transform.c (vectorizable_call): Handle
1233 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
1235 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
1236 * config/i386/i386.c (enum ix86_builtins)
1237 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
1238 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
1240 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
1241 const using def_builtin_const.
1242 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
1243 input operands in the same modes as the result.
1244 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
1246 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
1248 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
1249 (df_set_dead_notes_for_mw): Likewise.
1251 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
1253 * c-common.c (pointer_int_sum): Do the negation in sizetype.
1255 2007-06-28 DJ Delorie <dj@redhat.com>
1257 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
1259 2007-06-28 Geoffrey Keating <geoffk@apple.com>
1261 * doc/invoke.texi (C++ Dialect Options): Document
1262 fvisibility-ms-compat.
1263 * c.opt (fvisibility-ms-compat): New.
1265 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
1268 * tree-affine.c (aff_combination_add_elt): Handle
1269 pointer addition specially.
1271 2007-06-28 Jakub Jelinek <jakub@redhat.com>
1273 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
1274 decl is non-external for AIX ABI.
1276 2007-06-28 David Edelsohn <edelsohn@gnu.org>
1278 * config/rs6000/predicates.md (current_file_function_operand):
1279 Ensure the symbol is non-external for AIX ABI.
1281 2007-06-28 Nick Clifton <nickc@redhat.com>
1283 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
1284 (fdce, fdse, fpredictive-commoning): Likewise.
1286 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
1289 * gcc.c (process_command): Recognize the new -static-libgfortran
1292 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
1295 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
1296 Use a call clobbered hard reg instead of a pseudo reg.
1298 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1300 * config/sh/sh.md (load_gbr): Use correct operand constraint.
1302 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
1305 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
1306 REG_LIBCALL and REG_RETVAL notes.
1307 (divsi3, mulsi3): Likewise.
1308 (mulhisi3): Likewise. Use emit_libcall_block.
1309 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
1311 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
1313 PR rtl-optimization/32481
1314 * combine.c (adjust_for_new_dest): Rescan the changed insn.
1316 2007-06-27 Richard Sandiford <richard@codesourcery.com>
1318 * dce.c (deletable_insn_p_1): New function, split out from...
1319 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
1320 specially, not those inside PARALLELs. Remove BODY argument
1321 and adjust recursive call accordingly.
1322 (prescan_insns_for_dce): Update call to delete_insn_p.
1324 2007-06-27 Richard Guenther <rguenther@suse.de>
1327 * tree.h (fold_convertible_p): Declare.
1328 * fold-const.c (fold_convertible_p): New function.
1329 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
1330 instead of lang_hooks.types_compatible_p.
1332 2007-06-26 Jan Hubicka <jh@suse.cz>
1334 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
1335 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
1336 early use validate_unshare_change.
1337 (reload_combine): Likewise.
1338 * recog.c (change_t): New field unshare.
1339 (validate_change_1): Rename from validate_change; add argument unshare.
1340 (validate_change): Turn into wrapper of validate_change_1; update
1341 prototype for bools.
1342 (validate_unshare_change): New.
1343 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
1344 calls of df_insn_rescan.
1345 * recog.h (validate_change): Replace ints by bools.
1346 (validate_unshare_change): Declare.
1348 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
1350 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
1352 2007-06-26 Steve Ellcey <sje@cup.hp.com>
1354 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
1356 2007-06-25 Jan Hubicka <jh@suse.cz>
1358 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
1360 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
1361 cgraph_decide_inlining_incrementally): Move uninlinability checks to
1362 places other call site specific checks are performed.
1364 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
1367 * tree-vect-transform.c (vectorizable_operation): Convert
1368 POINTER_PLUS_EXPR over to PLUS_EXPR.
1370 2007-06-25 Chao-ying Fu <fu@mips.com>
1372 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
1373 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
1374 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
1375 Document GET_MODE_IBIT, and GET_MODE_FBIT.
1377 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
1378 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1379 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
1380 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
1381 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
1382 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
1383 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
1384 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
1385 ALL_FIXED_POINT_MODE_P): New define.
1386 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1388 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
1390 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
1391 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1392 MODE_VECTOR_UACCUM): New mode classes.
1394 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
1395 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
1396 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
1399 * genmodes.c (struct mode_data): Add ibit and fbit fields.
1400 (blank_mode): Initialize ibit and fbit.
1401 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
1402 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1404 (new_adjust): Change required_class to required_class_from and
1405 required_class_to for testing within a range.
1406 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1407 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1409 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
1410 (make_fixed_point_mode): New.
1411 (_ADD_ADJUST): Change C to C1 and C2.
1412 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
1413 use a range for machine classes.
1414 (ADJUST_IBIT, ADJUST_FBIT): New.
1415 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
1417 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
1418 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
1419 Emit adjustment for ibit and fbit.
1420 (emit_mode_ibit, emit_mode_fbit): New.
1421 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
1423 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
1425 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
1426 as the source of the set.
1428 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
1430 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
1431 FP_REGNO_P): Use IN_RANGE.
1432 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
1433 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
1434 (DATA_REG_P): Use DATA_REGNO_P.
1435 (FP_REG_P): Use FP_REGNO_P.
1436 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
1437 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
1438 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
1440 2007-06-24 Jan Hubicka <jh@suse.cz>
1443 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
1445 2007-06-24 Sebastian Pop <sebpop@gmail.com>
1448 * fold-const.c (fold_binary): Strip nops of operand 0
1449 of BIT_NOT_EXPR before calling operand_equal_p.
1450 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
1451 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
1453 2007-06-23 Mark Mitchell <mark@codesourcery.com>
1455 * doc/extend.texi: Document that dllimport and dllexport imply
1457 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
1458 imported or exported declaration, including type declarations.
1459 * c-common.c (handle_visibility_attribute): Check for conflicts
1460 with dllimport/dllexport.
1461 (c_determine_visibility): Handle dllimport/dllexport as an
1462 explicit visibility atttribute.
1464 2007-06-23 Richard Guenther <rguenther@suse.de>
1466 PR tree-optimization/16876
1468 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
1470 * tree-inline.c (initialize_inlined_parameters): Do not call
1471 lang_hooks.tree_inlining.convert_parm_for_inlining.
1472 * cgraphbuild.c (initialize_inline_failed): Set inline failed
1473 reason for mismatched types.
1474 * gimplify.c (gimplify_call_expr): Verify the call expression
1475 arguments match the called function type signature. Otherwise
1476 mark the call expression to be not considered for inlining
1477 using CALL_CANNOT_INLINE_P flag.
1478 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
1479 edges call expression.
1480 (cgraph_decide_inlining_of_small_function): Likewise.
1481 (cgraph_decide_inlining): Likewise.
1482 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
1484 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
1485 * c-typeck.c (c_convert_parm_for_inlining): Remove.
1486 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
1488 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
1489 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
1491 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
1492 convert_parm_for_inlining member.
1494 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
1497 * arm.md (negscc): Match the correct operand for optimized LT0 test.
1498 Remove optimization for GT.
1500 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
1503 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
1505 (prescan_insns_for_dce): Add extra parameter.
1507 2007-06-23 Jan Hubicka <jh@suse.cz>
1510 * gimplify.c (mark_addressable): New function.
1511 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
1513 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1516 * expr.c (store_constructor): Do not clobber non-zeroed memory.
1518 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1521 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
1522 moves between MMX/SSE registers to at least 8 units to prevent
1523 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
1525 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
1527 * config/i386/i386.c (override_options): Correct x86_sahf
1530 2007-06-21 David Daney <ddaney@avtrex.com>
1533 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
1534 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
1535 (exception_receiver): Renamed to ...
1536 (nonlocal_goto_receiver): ... this.
1538 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
1540 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
1541 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
1542 partial register accesses.
1544 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
1546 * fold-const.c (debug_fold_checksum): Move it under
1547 ENABLE_FOLD_CHECKING.
1549 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1552 * tree.h (debug_fold_checksum): Declared.
1553 * fold-const.c (build_fold_addr_expr_with_type_1): New.
1554 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
1555 build_fold_addr_expr_with_type_1.
1556 (fold_addr_expr, debug_fold_checksum): New.
1557 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
1558 (fold_unary, fold_comparison, split_address_to_core_and_offset):
1561 2007-06-21 Sebastian Pop <sebpop@gmail.com>
1563 PR tree-optimization/19590
1564 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
1565 of scev is a constant.
1566 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
1568 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1570 * df-problems.c (df_note_bb_compute): Made computation of live
1571 info consistent with df_lr.
1573 2007-06-21 Richard Guenther <rguenther@suse.de>
1575 PR tree-optimization/32453
1576 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
1577 for pointer anti-range.
1579 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
1581 * config/i386/i386.c (processor_target_table): Increase maximum
1582 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
1585 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
1586 byte alignment if > 8 byte alignment is preferred.
1587 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
1589 2007-06-21 Jakub Jelinek <jakub@redhat.com>
1591 PR tree-optimization/31866
1592 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
1593 if ASM_EXPR's input is not a SSA_NAME.
1596 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
1597 but decl is a global var, instead return decl.
1598 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
1599 even for is_global_var decls, if they are private in some outer
1602 2007-06-21 Richard Guenther <rguenther@suse.de>
1604 PR tree-optimization/32451
1605 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
1607 2007-06-21 Christian Bruel <christian.bruel@st.com>
1609 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
1610 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
1611 (push_regs): Changed saving order or banked registers.
1612 (sh_expand_epilogue): Likewise.
1613 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
1614 (FIRST_BANKED_REG): Likewise.
1615 (LAST_BANKED_REG): Likewise.
1616 * config/sh/sh.md (banked) New attribute.
1617 (in_delay_slot): Check banked attribute.
1619 2007-06-20 Sebastian Pop <sebpop@gmail.com>
1621 PR tree-optimization/32075
1622 * tree-data-ref.c (subscript_dependence_tester_1,
1623 analyze_miv_subscript, analyze_overlapping_iterations,
1624 add_distance_for_zero_overlaps, build_classic_dist_vector,
1625 subscript_dependence_tester_1, analyze_overlapping_iterations,
1626 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
1627 compute_affine_dependence, compute_all_dependences): Pass loop_nest
1628 to evolution_function_is_affine_multivariate_p.
1630 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
1632 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
1634 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
1637 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
1639 * config/m32c/prologue.md (epilogue_exitd_16): New.
1640 (epilogue_reit_16): New.
1641 (epilogue_exitd): Rename to epilogue_exitd_24.
1642 (epilogue_reit): Rename to epilogue_reit_24.
1644 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
1645 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
1647 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
1649 * haifa-sched.c (queue_to_ready): Don't requeue next insn
1650 if dbg_cnt (sched_insn) reaches the limit.
1651 (choose_ready): New parameter INSN_PTR and new return value.
1652 (schedule_block): Handle dbg_cnt (sched_insn). Handle
1653 the new return value from choose_ready.
1654 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
1655 (rest_of_handle_global_alloc): New global_alloc_at_func.
1657 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
1659 PR tree-optimization/25737
1660 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
1661 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
1662 * tree-flow.h (struct fieldoff): Add new field alias_set.
1663 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
1664 argument addressable_type. Set alias_set of fieldoff.
1665 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
1666 (create_overlap_variables_for): Pass alias_set from fieldoff to
1668 * alias.c (get_alias_set): Use alias_set from SFT if set.
1670 2007-06-20 Hui-May Chang <hm.chang@apple.com>
1672 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
1673 of a variable as an unsigned HOST_WIDE_INT integer.
1675 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
1677 PR rtl-optimization/32405
1678 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
1680 2007-06-20 Jakub Jelinek <jakub@redhat.com>
1682 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
1685 * builtins.c: Include diagnostic.h.
1686 (expand_builtin_expect): Make gcc_assert more permissive.
1687 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
1690 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
1694 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
1695 if ACCUMULATE_OUTGOING_ARGS.
1697 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1699 * config/m68hc11/m68hc11.c: Include dataflow header file.
1700 (m68hc11_reorg): Port to dataflow.
1702 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1704 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
1705 (struct df_problem.free_blocks_on_set_blocks): New field.
1706 (struct dataflow.optional_p): New field.
1707 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1708 (df_live_set_all_dirty): New function.
1709 * df-scan.c (df_scan_alloc): Initialize optional_p.
1710 (problem_SCAN): Initialize free_blocks_on_set_blocks.
1711 * df-core.c (df_set_blocks): Removed use of
1712 DF_FIRST_OPTIONAL_PROBLEM. Now uses
1713 df_problem.free_blocks_on_set_blocks to determine which blocks are
1715 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
1716 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
1717 uses dataflow.optional_p to determine if problem should be
1719 (rest_of_handle_df_initialize): Only start live problem if
1721 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
1722 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
1723 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
1724 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
1725 problem_NOTE): Initialize free_blocks_on_set_blocks.
1726 (df_lr_bb_local_compute): Recompute luids if df_live problem is
1728 (df_live_set_all_dirty, df_note_alloc): New function.
1729 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
1731 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
1732 * postreload.c (reload_combine): Ditto.
1733 * cse.c (cse_extended_basic_block): Ditto.
1734 * regmove.c (mark_flags_life_zones): Ditto.
1735 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
1736 erase_matching_seqs): Ditto.
1737 * bt-load.c (compute_defs_uses_and_gen): Ditto.
1738 * integrate (allocate_initial_values): Ditto.
1739 * combine.c (reg_dead_at_p): Ditto.
1740 * resource.c (mark_target_live_regs): Ditto.
1741 * sched-rgn.c (check_live_1, update_live_1): Ditto.
1742 * config/sh/sh.c (find_r0_life_regions): Ditto.
1743 * global.c (rest_of_handle_global_alloc): Only add back df_live
1745 * local-alloc.c (rest_of_handle_local_alloc): Only remove
1747 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
1749 (if_convert): Make sure df_live is there at -O == 1.
1750 (pass_if_after_combine): Cleanup flags.
1751 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
1752 is there at -O == 1.
1754 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
1756 * config/arm/arm.c (arm_get_frame_offsets): Set
1757 offsets->locals_base to avoid negative stack size.
1758 (thumb1_expand_prologue): Assert on negative stack size.
1760 2007-04-19 Sebastian Pop <sebpop@gmail.com>
1762 PR tree-optimization/32367
1763 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
1764 of the chrec has no evolution in that loop.
1765 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
1767 2007-06-19 Bob Wilson <bob.wilson@acm.org>
1769 * config/xtensa/xtensa.c: Include "df.h".
1770 (xtensa_builtin_saveregs): Use adjust_address instead of
1772 (xtensa_va_start): Invoke make_tree with sizetype for
1773 expand_builtin_saveregs and then convert the result to a pointer.
1774 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
1775 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
1776 Subtract argument size from index value as integers and then use
1777 POINTER_PLUS_EXPR to add the result to the array address.
1779 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1782 * config/m32c/m32c.c: Include dataflow header file.
1783 (m32c_emit_prologue): Adjust for prologue insn change.
1784 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
1785 once inside a PARALLEL. Assume frame size passed in operand 0
1786 includes space to save the fb register.
1787 (prologue_enter_24): Likewise.
1788 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
1790 2007-06-19 David Daney <ddaney@avtrex.com
1793 * config/mips/mips.md (cprestore): Mark $gp as used.
1795 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
1798 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
1799 (frv_ifcvt_modify_insn): Likewise.
1801 2007-06-19 Richard Guenther <rguenther@suse.de>
1803 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
1804 only handle positive offsets that fit in a HOST_WIDE_INT.
1806 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
1808 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
1809 result of rsqrt insn for zero input argument to avoid NaN.
1811 2007-06-19 Richard Guenther <rguenther@suse.de>
1814 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
1816 2007-06-19 Jakub Jelinek <jakub@redhat.com>
1818 PR tree-optimization/32353
1819 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
1821 2007-06-19 Nick Clifton <nickc@redhat.com>
1823 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
1825 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1828 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
1829 * config/i386/i386.c (assign_386_stack_local): Assert that
1830 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
1831 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
1832 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
1833 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
1835 2007-06-18 Steve Ellcey <sje@cup.hp.com>
1837 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
1839 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
1841 PR rtl-optimization/32321
1842 * gcse.c (replace_store_insn): Update the note before
1843 calling emit_insn_after.
1845 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
1848 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
1850 * df-problems.c (df_note_bb_compute): Fix dumping info.
1852 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
1854 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
1855 insn with emit_jump_insn.
1857 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
1859 PR tree-optimization/32383
1860 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
1861 * targhooks.h (default_builtin_reciprocal): Update prototype.
1862 * target.h (struct gcc_target): Update builtin_reciprocal.
1863 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
1864 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
1865 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
1866 when fndecl is in BUILT_IN_MD class.
1867 (execute_convert_to_rsqrt): Ditto.
1869 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
1870 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
1871 Convert BUILT_IN_SQRTF code only when md_fn is false.
1873 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
1875 * bt-load.c (move_btr_def): Fix the order of arguments
1876 to validate_replace_rtx.
1878 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
1880 * config/m68k/m68k-devices.def: Add 54450..54455.
1882 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
1884 PR rtl-optimization/32366
1885 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
1886 FLOAT_EXTEND]: Prevent non-scalar modes from entering
1889 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
1892 * modulo-sched (generate_reg_moves): Added rescan parameter and if
1893 this is true, rescan insn being modified.
1894 (sms_schedule): Added rescan parameter.
1895 (rest_of_handle_sms): Moved freeing of dominance info to before
1896 getting out of cfg_layout.
1898 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
1900 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
1901 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
1904 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
1905 FL_CF_EMAC from the entry for isac.
1907 * config/m68k/predicates.md (const_call_operand): Adjust comment.
1908 (const_sibcall_operand): New.
1909 (sibcall_operand): Use it.
1910 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
1911 (m68k_isas): ISAC does not imply FPU or EMAC.
1912 (override_options): Add ISA_C logic for symbolic jump & call.
1914 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
1916 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
1917 return mode from the builtin itself.
1918 (sparc_fold_builtin): Fix cast of zero constant.
1920 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1922 * targhooks.c (default_builtin_reciprocal): New default target hook.
1923 * targhooks.h (default_builtin_reciprocal): Add prototype.
1924 * hooks.c (hook_tree_tree_bool_null): Remove hook.
1925 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
1926 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
1927 default_builtin_reciprocal.
1929 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
1932 * hooks.c (hook_tree_tree_bool_null): New hook.
1933 * hooks.h (hook_tree_tree_bool_null): Add prototype.
1934 * tree-pass.h (pass_convert_to_rsqrt): Declare.
1935 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
1936 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
1937 and convert it to reciprocal a*rfunc(b).
1938 (execute_convert_to_rsqrt): New function.
1939 (gate_convert_to_rsqrt): New function.
1940 (pass_convert_to_rsqrt): New pass definition.
1941 * target.h (struct gcc_target): Add builtin_reciprocal.
1942 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
1943 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
1944 TARGET_BUILTIN_RECIPROCAL.
1945 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
1947 * config/i386/i386.h (TARGET_RECIP): New define.
1948 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
1949 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1950 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1951 and not optimizing for size.
1952 (*rcpsf2_sse): New insn pattern.
1953 (*rsqrtsf2_sse): Ditto.
1954 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
1955 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1956 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1957 and not optimizing for size.
1958 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
1959 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1960 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1961 and not optimizing for size.
1962 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
1963 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1964 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1965 and not optimizing for size.
1966 (*sse_rsqrtv4sf2): Do not export.
1968 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
1969 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
1970 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
1971 and not optimizing for size.
1973 * config/i386/i386.opt (mrecip): New option.
1974 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
1975 (ix86_emit_swsqrtsf): Ditto.
1976 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
1977 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
1979 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
1980 ix86_expand_unop1_builtin.
1981 (ix86_emit_swdivsf): New function.
1982 (ix86_emit_swsqrtsf): Ditto.
1983 (ix86_builtin_reciprocal): New function.
1984 (TARGET_BUILTIN_RECIPROCAL): Use it.
1985 (ix86_vectorize_builtin_conversion): Rename from
1986 ix86_builtin_conversion.
1987 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
1988 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
1989 "i386 and x86_64 Options" section.
1990 (Intel 386 and AMD x86_64 Options): Document -mrecip.
1992 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1993 Zdenek Dvorak <dvorakz@suse.cz>
1994 Richard Guenther <rguenther@suse.de>
1995 Kaz Kojima <kkojima@gcc.gnu.org>
1997 * tree-vrp.c (compare_values_warnv): Convert val2 to
1999 (extract_range_from_assert): Create
2000 POINTER_PLUS_EXPR for pointer types.
2001 (extract_range_from_binary_expr): Handle
2002 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
2004 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
2005 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
2006 POINTER_PLUS_EXPR as PLUS_EXPR.
2007 (number_of_iterations_lt_to_ne):
2008 For pointer types, use sizetype when
2009 creating MINUS_EXPR/PLUS_EXPRs.
2010 (assert_loop_rolls_lt): For pointer types, use sizetype when
2011 creating MINUS_EXPR/PLUS_EXPRs.
2012 (number_of_iterations_le): Likewise.
2013 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
2014 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
2015 like PLUS_EXPR and MINUS_EXPR.
2016 * tree-pretty-print.c (dump_generic_node): Handle
2018 (op_prio): Likewise.
2019 (op_symbol_1): Likewise.
2020 * optabs.c (optab_for_tree_code): Likewise.
2021 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
2023 * tree-tailcall.c (process_assignment): Mention
2024 POINTER_PLUS_EXPR in a TODO comment.
2025 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
2026 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
2027 not used with a pointer and an integer type.
2028 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
2029 increment using chrec_convert_rhs instead of chrec_convert.
2030 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
2031 PLUS_EXPR except for the right hand side's type will be
2033 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
2034 (fold_used_pointer_cast): Kill.
2035 (pointer_offset_p): Kill.
2036 (fold_used_pointer): Kill.
2037 (pointer_used_p): Kill.
2038 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
2039 call fold_used_pointer.
2040 (instantiate_parameters_1): Convert the increment
2041 using chrec_convert_rhs instead of chrec_convert.
2042 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
2043 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
2044 instead of PLUS_EXPR.
2045 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
2046 PLUS_EXPR for pointers.
2047 (std_gimplify_va_arg_expr): Likewise.
2048 (fold_builtin_memory_op): Likewise.
2049 (fold_builtin_strstr): Likewise.
2050 (fold_builtin_strchr): Likewise.
2051 (fold_builtin_strrchr): Likewise.
2052 (fold_builtin_strpbrk): Likewise.
2053 (expand_builtin_memory_chk): Likewise.
2054 (fold_builtin_memory_chk): Likewise.
2055 (std_expand_builtin_va_start): Use
2056 sizetype for the call to make_tree and then convert
2057 to the pointer type.
2058 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
2059 instead of PLUS_EXPR for adding to a pointer.
2060 (std_gimplify_va_arg_expr): Use fold_build2 for
2061 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
2062 the operands to sizetype first and then cast the BIT_AND_EXPR
2063 back to the pointer type.
2064 * fold-const.c (build_range_check): Handle pointer types
2066 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
2067 of PLUS_EXPR's. Make sure the offset is converted to
2069 (try_move_mult_to_index): Strip the NOPs from the offset.
2070 Remove code argument and replace all uses with PLUS_EXPR.
2071 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
2072 specially. Don't use a pointer type for MINUS_EXPR.
2073 (fold_unary): Handle for (T1)(X op Y),
2074 only p+ as that is the only as that can be handled for
2075 binary operators now.
2076 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
2078 <case PLUS_EXPR>: Add folding of PTR+INT into
2080 Don't call try_move_mult_to_index.
2081 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
2082 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
2083 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
2084 Don't call try_move_mult_to_index.
2085 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
2086 (tree_expr_nonzero_p): Likewise.
2087 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
2088 of PLUS_EXPR for the complex expression folding.
2089 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
2090 first chrec is a pointer type, then the second should
2091 be sizetype and not the first's type.
2092 For POINTER_PLUS_EXPR, use a different right hand side type.
2093 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2094 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
2095 different right hand side type.
2096 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2097 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
2098 instead of PLUS_EXPR.
2099 When either operand is zero, convert the other operand.
2100 (chrec_apply): Use chrec_convert_rhs
2101 on the argument x instead of chrec_convert.
2102 (reset_evolution_in_loop): For pointer types, the new_evol
2104 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
2105 different right hand side type.
2106 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2107 (chrec_convert_rhs): New function.
2108 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
2109 different right hand side type.
2110 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
2111 * tree-chrec.h (chrec_convert_rhs): New prototype.
2112 (build_polynomial_chrec): For pointer types, the right hand
2113 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
2114 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
2115 Remove subtraction case as it is always addition now.
2116 Make sure the offset is converted to sizetype.
2117 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
2118 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
2119 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
2120 PLUS_EXPR in pointer type.
2121 Handle POINTER_PLUS_EXPR.
2122 (tree_to_aff_combination): Likewise.
2123 (force_expr_to_var_cost): Likewise.
2124 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
2125 instead of PLUS_EXPR for pointers.
2126 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
2127 instead of PLUS_EXPR of pointer types.
2128 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
2130 (check_va_list_escapes): Likewise.
2131 (check_all_va_list_escapes): Likewise.
2132 * dwarf2out.c (loc_descriptor_from_tree_1):
2133 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
2134 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
2135 (string_constant): Likewise.
2136 * tree-ssa-address.c (tree_mem_ref_addr): When adding
2137 the offset to the base, use POINTER_PLUS_EXPR.
2138 (add_to_parts): Convert the index to sizetype.
2139 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
2140 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
2141 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
2142 Offset only holds something for PLUS_EXPR.
2143 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
2145 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
2147 (analyze_accesses_for_modify_stmt): Likewise.
2148 Remove comment about the type being integral type as it is
2150 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
2152 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
2154 Correct the type which the artimentic is done in (is now
2157 * tree-data-ref.c (split_constant_offset): Handle
2159 * tree-affine.c (tree_to_aff_combination): Likewise.
2160 * c-typeck.c (build_unary_op): For pointers create the increment
2161 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
2163 * gimplify.c (gimplify_self_mod_expr): Create a
2164 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2165 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
2166 * tree.def (POINTER_PLUS_EXPR): New tree code.
2167 * tree-predcom.c (ref_at_iteration): If we have a pointer
2168 type do the multiplication in sizetype.
2169 * tree-mudflap.c (mf_xform_derefs_1): Create a
2170 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2171 * tree-ssa-forwprop.c
2172 (forward_propagate_addr_into_variable_array_index):
2173 Don't expect there to be a cast for the index as that
2174 does not exist anymore.
2175 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
2176 instead of PLUS_EXPR.
2177 Don't check for the first operand of the POINTER_PLUS_EXPR
2178 was the index as it cannot be.
2179 Call forward_propagate_addr_into_variable_array_index with
2180 the SSA_NAME instead of the statement.
2181 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
2182 (compare_constant): Likewise.
2183 (copy_constant): Likewise.
2184 (compute_reloc_for_constant): Likewise.
2185 (output_addressed_constants): Likewise.
2186 (initializer_constant_valid_p): Likewise.
2187 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
2188 Convert the MIN/MAX of the inner type to the outer
2189 type before comparing them.
2190 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
2191 POINTER_PLUS_EXPR instead of PLUS_EXPR.
2192 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
2193 of PLUS_EXPR for pointers.
2194 * tree-inline.c (estimate_num_insns_1): Handle
2196 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
2197 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2198 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
2199 instead of PLUS_EXPR for the pointer increment statement.
2200 (vect_update_ivs_after_vectorizer): For pointer types, create
2201 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
2202 MULT_EXPR in sizetype.
2203 (vect_gen_niters_for_prolog_loop): Add a cast when creating
2205 * tree-object-size.c (plus_expr_object_size): Handle
2206 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
2207 code which is trying to figure out which side is a pointer and
2209 (check_for_plus_in_loops_1): Likewise.
2210 (check_for_plus_in_loops): Likewise.
2211 * c-common.c (pointer_int_sum): Create a
2212 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
2213 * tree-ssa-structalias.c (handle_ptr_arith): Handle
2214 only POINTER_PLUS_EXPR. Removing all the extra
2215 code which is trying to figure out which side is a pointer and
2217 * tree-cfg.c (verify_expr): Add extra checking for pointers and
2218 PLUS_EXPR and MINUS_EXPR.
2219 Also add checking to make sure the operands of POINTER_PLUS_EXPR
2221 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
2222 with make_tree, instead of a pointer type.
2223 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
2224 for pointers instead of PLUS_EXPR.
2225 (s390_gimplify_va_arg): Likewise.
2226 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
2227 instead of PLUS_EXPR when doing addition on pointer
2228 types. Use sizetype for the second operand.
2229 (spu_gimplify_va_arg_expr): Likewise.
2230 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
2231 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
2232 a pointer. Don't create a BIT_AND_EXPR for pointer types.
2233 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
2234 for the pointer addition and also use size_int/sizetype
2236 (ix86_gimplify_va_arg): Likewise.
2237 Perform BIT_AND_EXPR on sizetype arguments.
2238 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
2239 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
2240 for the pointer additions and also use size_int for the offsets.
2241 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
2242 additions and also use size_int for the offsets. Perform
2243 BIT_AND_EXPR on sizetype arguments.
2244 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
2245 POINTER_PLUS_EXPR for pointers and create the
2246 BIT_AND_EXPR in sizetype.
2247 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
2248 instead of PLUS_EXPR for pointer addition.
2249 (rs6000_va_start): Likewise.
2250 Also use sizetype for the offset.
2251 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
2252 as PLUS_EXPR/MINUS_EXPR.
2253 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
2254 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
2255 Don't use BIT_AND_EXPR on a pointer type, convert the
2256 expression to sizetype first.
2257 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
2259 (mips_gimplify_va_arg_expr): Likewise.
2260 Don't create BIT_AND_EXPR in a pointer type.
2262 2007-06-15 Eric Christopher <echristo@apple.com>
2264 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
2265 (x86_64-*-darwin*): Ditto.
2266 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
2269 2007-06-15 Matthew Wilcox <matthew@wil.cx>
2271 * doc/extend.texi: Document behavior of __attribute__((aligned))
2274 2007-06-15 Mark Mitchell <mark@codesourcery.com>
2276 * rtlanal.c (note_stores): Improve documentation.
2278 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
2280 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
2281 LOCAL_LABEL_PREFIX): Delete.
2282 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
2283 (bfin_internal_label): Delete.
2285 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
2287 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
2288 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
2289 otherwise define to LIBGCC2_TF_CEXT.
2290 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
2291 (LIBGCC_TF_CEXT): Ditto.
2294 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
2296 PR rtl-optimization/32339
2297 * df-scan.c (df_uses_record): Don't modify flags but just add to
2298 it for df_ref_record.
2300 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
2302 * tree-mudflap.c: Fix whitespace issues.
2304 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
2306 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
2308 2007-06-14 Eric Christopher <echristo@apple.com>
2310 * config/i386/sse.md (movdi_to_sse): Rewrite body.
2311 (movv4sf): Use gcc_unreachable instead of abort.
2313 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2316 * config/i386/sfp-machine.h (CMPtype): New define.
2317 (mach stubs): Use CMPtype instead of int as a return type.
2319 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
2321 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
2322 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
2323 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
2324 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
2325 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
2326 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
2327 config/soft-fp/soft-fp.h: Update from glibc CVS.
2329 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
2331 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
2333 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2336 * config/v850/v850.c: Include dataflow header file.
2337 (substitute_ep_register): Fix typo.
2339 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2341 * configure.ac: Fix earlier checkin.
2342 * configure: Regenerated.
2344 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2346 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
2347 * aclocal.m4: Regenerate.
2348 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
2349 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
2350 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
2351 * configure: Regenerate.
2352 * Makefile.in (LOOSE_WARN): Subst loose_warn.
2354 * Makefile.in (quickstrap): Build libgcc too.
2356 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
2358 * configure.ac: Add --enable-checking=df. Explicitly mention that
2359 the variables are initialized as for "release".
2360 * df-core.c: Use it.
2361 * configure: Regenerate.
2362 * config.in: Regenerate.
2364 2007-06-14 Bob Wilson <bob.wilson@acm.org>
2366 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
2367 validate_replace_rtx instead of replace_rtx.
2368 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
2370 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
2372 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
2373 (DWARF2_UNWIND_INFO): Override default if configured with
2375 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
2376 (ENDFILE_SPEC): Add crtend.o.
2377 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
2378 (ENDFILE_SPEC): Add crtend.o.
2379 (TARGET_USE_JCR_SECTION): Define.
2380 (MD_UNWIND_SUPPORT): Define for 32-bit target.
2382 * config/i386/cygming-crtbegin.c: New file.
2383 * config/i386/cygming-crtend.c: New file.
2385 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
2387 * config/i386/w32-unwind.h: New file.
2389 2007-06-13 Eric Christopher <echristo@apple.com>
2391 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
2392 the user set a value below STACK_BOUNDARY.
2394 2007-06-13 Thiemo Seufer <ths@networkno.de>
2396 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
2397 imply -lpthread for -pthread.
2399 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2401 * basic-block.h: Remove the prototype for
2402 free_basic_block_vars.
2403 * cfglayout.h: Remove the prototype for
2404 insn_locators_initialize.
2405 * tree.h: Remove the prototype for emit_line_note.
2407 * tree-ssa-pre.c (mergephitemp): Remove.
2408 (init_pre): Don't use mergephitemp.
2410 2007-06-13 Eric Christopher <echristo@apple.com>
2412 * config/i386/i386.c (override_options): If we've specified
2413 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
2415 2007-06-13 Bob Wilson <bob.wilson@acm.org>
2417 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
2420 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2422 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
2423 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
2424 (eh_store_handler): New pattern.
2425 (eh_return): Emit it instead of a plain move.
2427 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
2429 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
2430 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
2431 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
2434 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
2436 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
2437 (find_next_insn_start, find_load): New functions.
2438 (bfin_reorg): Use them to deal with the fact that parallel insns are
2439 no longer represented as a SEQUENCE.
2441 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
2443 * config/sparc/sparc.c (sparc_override_options): Initialize
2446 2007-06-13 Dave Korn <dave.korn@artimi.com>
2448 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
2451 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
2453 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
2454 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
2455 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
2456 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
2457 tree-vect-transform.c: Fix comment typos. Follow spelling
2460 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2462 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
2463 to the exit block use set.
2464 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
2465 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
2466 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
2468 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
2470 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
2471 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
2472 to indicate an error.
2473 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
2475 (dbg_cnt_process_opt): Print an error on a bad argument.
2476 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
2477 * common.opt (-fdbg-cnt-list): New.
2478 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
2480 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
2482 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
2483 flag on ref-all pointers.
2485 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
2488 * expr.c (expand_expr_addr_expr_1): Call expand_expr
2489 for the offset with the modifier as EXPAND_INITIALIZER
2490 if the modifier is EXPAND_INITIALIZER.
2491 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
2492 a register if we had an overflow.
2494 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2496 * real.c (real_isfinite): New.
2497 (real_sqrt): Use it.
2498 * real.h (real_isfinite): New.
2499 * builtins.c: Use it.
2501 2007-06-12 Ian Lance Taylor <iant@google.com>
2502 Daniel Berlin <dberlin@dberlin.org>
2505 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
2506 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
2507 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
2508 (DECL_NO_TBAA_P): Define.
2509 (struct tree_decl_common): Add no_tbaa_flag field.
2510 * tree-ssa-structalias.c (struct variable_info): Add
2511 no_tbaa_pruning field.
2512 (new_var_info): Initialize no_tbaa_pruning field.
2513 (unify_nodes): Copy no_tbaa_pruning field.
2514 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2515 (dump_solution_for_var): Print no_tbaa_pruning flag.
2516 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
2518 (compute_tbaa_pruning): New static function.
2519 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
2520 Call compute_tbaa_pruning.
2521 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
2522 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
2523 * gimple-low.c (lower_stmt): Likewise.
2524 * tree-gimple.c (is_gimple_stmt): Likewise.
2525 * tree-ssa-operands.c (get_expr_operands): Likewise.
2526 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
2527 * tree-inline.c (estimate_num_insns_1): Likewise.
2528 (copy_result_decl_to_var): Likewise.
2529 * expr.c (expand_expr_real_1): Likewise.
2530 * tree-pretty-print.c (dump_generic_node): Likewise.
2531 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
2532 * omp-low.c (omp_copy_decl_2): Likewise.
2533 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
2534 * doc/c-tree.texi (Expression trees): Document
2535 CHANGE_DYNAMIC_TYPE_EXPR.
2537 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2539 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
2540 with !HONOR_NANS and !HONOR_INFINITIES.
2541 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
2543 2007-06-12 Tristan Gingold <gingold@adacore.com>
2545 * gcov.c: Comments updated.
2546 (source_info): Add file_time field.
2547 (source_index): New variable.
2548 (mutiple_files): New variable.
2549 (generate_results): New function extracted from process_file.
2550 (process_file): Save and restore chain of functions, generate
2551 results and free structures only if not merging results.
2552 (release_structures): File names are now freed in create_file_names
2553 (create_file_names): Free previous file names.
2554 (find_source): File date is now read here and modifications in
2555 source files is checked here.
2556 (read_graph_file): Only reverse order of functions for the current
2558 (make_gcov_file_name): Do not generate long names if input_name is
2560 (output_lines): If merging results do not display graph, data and
2562 Checking source file modification is done in find_source.
2564 * doc/gcov.texi: Append an s to sourcefile.
2566 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
2568 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
2569 (forced_nop): New pattern.
2570 * config/bfin/bfin.c: Include "df.h".
2571 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
2572 (bfin_discover_loop): Use df_get_live_in instead of
2573 global_live_at_start.
2574 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
2575 df_analyze when done.
2576 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
2577 the insns. Use QImode for the final insn in a bundle. Call
2578 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
2580 (reorder_var_tracking_notes): New function.
2581 (bfin_reorg): Pass no argument to split_all_insns. Don't call
2582 update_life_info. Call df_analyze after scheduling and bundle
2583 generation. Call reorder_var_tracking_notes if generating these
2584 notes. Call df_finish_pass at the end.
2586 2007-06-12 Dirk Mueller <dmueller@suse.de>
2588 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
2589 a comparison, not an assignment.
2591 2007-06-12 Olivier Hainque <hainque@adacore.com>
2593 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
2594 Request walking the subtrees only, leaving the current is_lhs/val_only
2596 (convert_non_local_reference): Likewise.
2598 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
2600 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
2602 2007-06-12 Richard Guenther <rguenther@suse.de>
2604 PR tree-optimization/15353
2605 PR tree-optimization/31657
2606 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
2607 * timevar.def: Add TV_TREE_IFCOMBINE.
2608 * tree-pass.h (pass_tree_ifcombine): Declare.
2609 * tree-ssa-ifcombine.c: New file.
2610 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
2611 * tree-flow.h (blocks_in_phiopt_order): Declare.
2612 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
2613 (tree-ssa-ifcombine.o): New dependencies.
2615 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2617 PR rtl-optimization/32293
2618 * combine.c (simplify_if_then_else): Truncate return from
2619 nonzero_bits() to correct mode.
2621 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
2623 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
2624 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
2626 2007-06-11 Diego Novillo <dnovillo@google.com>
2628 * Makefile.in (reload1.o-warn): Remove.
2630 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
2632 * combine.c (subst): Use reg_overlap_mentioned_p
2633 instead of comparing register numbers directly.
2635 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2637 * reload1.c (mark_home_live_1): Use the mode parameter.
2639 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2641 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
2642 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
2646 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
2648 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
2650 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2652 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
2653 from integer registers.
2654 (FP mode splitters): Handle TFmode.
2656 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
2658 * tree-ssa-structalias.c (find_what_p_points_to): Return false
2659 for ref-all pointers that point-to anything.
2661 2007-06-11 Joseph Myers <joseph@codesourcery.com>
2663 * config/arm/arm.c (arm_output_dwarf_dtprel,
2664 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
2666 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
2668 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
2669 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
2672 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
2674 * gcc/tree.c (signed_or_unsigned_type_for): New.
2675 (unsigned_type_for): Use signed_or_unsigned_type_for.
2676 (signed_type_for): Use signed_or_unsigned_type_for.
2677 * gcc/tree.h (signed_or_unsigned_type_for): New.
2678 (get_signed_or_unsigned_type): Remove.
2679 * gcc/fold-const.c (fold_negate_expr): Use signed_type_for instead of
2680 lang_hooks.types.signed_type
2681 (size_diffop): Likewise.
2682 (all_ones_mask_p): Likewise.
2683 (build_range_check): Likewise.
2684 (fold_cond_expr_with_comparison): Likewise.
2685 (fold_cond_expr_with_comparison): Likewise.
2686 (unextend): Likewise.
2687 (extract_muldiv_1): Likewise.
2688 (fold_single_bit_test_into_sign_test): Likewise.
2689 (fold_binary): Likewise.
2690 (fold_ternary): Likewise.
2691 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
2692 instead of get_signed_or_unsigned_type.
2693 * gcc/c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
2694 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2695 * gcc/expr.c (signed_or_unsigned_type_for): Use
2696 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
2697 * gcc/langhooks.c (get_signed_or_unsigned_type): Remove.
2698 (lhd_signed_or_unsigned_type): Remove.
2699 * gcc/langhooks.h (lang_hooks_for_types): Remove signed_type and
2700 signed_or_unsigned_type.
2701 (lhd_signed_or_unsigned_type): Remove.
2702 * gcc/expmed.c (make_tree): Use signed_type_for instead of
2703 lang_hooks.types.signed_type.
2704 * gcc/c-common.c (same_scalar_type_ignoring_signedness): Use
2705 c_common_signed_type instead of lang_hooks.types.signed_type.
2706 (c_common_unsigned_type): New.
2707 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
2708 (shorten_compare): Use c_common_unsigned_type instead of
2709 c_common_signed_or_unsigned_type.
2710 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
2712 * gcc/convert.c (convert_to_integer): Use signed_type_for instead of
2713 lang_hooks.types.signed_type.
2714 * gcc/langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
2715 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
2716 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
2717 * gcc/c-format.c (check_format_types): Use c_common_unsigned_type
2718 instead of unsigned_type_for.
2719 * gcc/c-decl.c (groakdeclarator): Likewise.
2720 * gcc/c-typeck.c (convert_for_assignment): Likewise.
2721 * gcc/c-common.h (c_common_unsigned_type): New.
2723 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2726 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
2727 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
2729 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
2732 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
2733 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
2735 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
2736 Sebastian Pop <sebpop@gmail.com>
2738 * lambda-code.c (remove_iv): New.
2739 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
2741 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
2743 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
2744 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
2745 * tree-ssa-loop-prefetch.c: Include optabs.h.
2746 (FENCE_FOLLOWING_MOVNT): New macro.
2747 (struct mem_ref): Add independent_p and storent_p fields.
2748 (record_ref): Initalize the new fields.
2749 (gather_memory_references_ref): Return true if the reference
2751 (gather_memory_references): Check whether all memory accesses
2752 in loop were recorded.
2753 (should_issue_prefetch_p): Return false for nontemporal stores.
2754 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
2755 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
2756 (determine_loop_nest_reuse): Detect independent memory references.
2757 (loop_prefetch_arrays): Call mark_nontemporal_stores.
2758 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
2759 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
2760 * config/i386/i386.h (x86_mfence): Declare.
2761 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
2762 * config/i386/i386.c (x86_mfence): New variable.
2763 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
2765 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
2766 * optabs.c (init_optabs): Initialize storent_optab.
2767 * optabs.h (enum optab_index): Add OTI_storent.
2768 (storent_optab): Declare.
2769 * genopinit.c (optabs): Add initialization for storent_optab.
2770 * tree.h (MOVE_NONTEMPORAL): New macro.
2771 * expr.c (expand_assignment, store_expr, store_constructor_field,
2772 store_constructor, store_field, expand_expr_real_1): Propagate
2773 nontemporality of the expanded store.
2774 (emit_storent_insn): New function.
2775 * expr.h (expand_assignment, store_expr): Declaration changed.
2776 * function.c (assign_parm_setup_reg): Pass false as nontemporality
2777 to expand_assignment.
2778 * stmt.c (expand_asm_expr): Ditto.
2779 * calls.c (initialize_argument_information): Pass false as
2780 nontemporality to store_expr.
2781 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
2784 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2786 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
2788 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
2790 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
2792 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
2793 and allow DECL_P here.
2795 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
2797 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
2798 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
2799 track of the size of the expression.
2800 * cfghooks.c (merge_blocks): Remove block from loops structure only
2801 after call of the merge_blocks hook.
2803 2007-06-09 Tom Tromey <tromey@redhat.com>
2805 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
2806 (deprecated_state): Removed.
2807 (start_decl): Update.
2808 (enum deprecated_states): Moved earlier.
2809 (groktypename): Update.
2810 (push_parm_decl): Likewise.
2811 (grokfield): Likewise.
2812 (start_function): Likewise.
2814 2007-06-09 Ian Lance Taylor <iant@google.com>
2816 PR tree-optimization/32169
2817 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
2818 CONVERT_EXPR, check whether min and max both converted to an
2819 overflow infinity representation.
2821 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
2823 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
2824 not inserted on the edge.
2826 2007-06-08 Bob Wilson <bob.wilson@acm.org>
2828 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
2829 instructions if they are supported.
2830 (__divsi3, __umodsi3, __modsi3): Likewise.
2831 (__ashldi3, __ashrdi3, __lshrdi3): New.
2832 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
2834 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
2835 Tony Linthicum <tony.linthicum@amd.com>
2837 * doc/extend.texi: Add fvect-cost-model flag.
2838 * common.opt (fvect-cost-model): New flag.
2839 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
2840 cost fields in stmt_vec_info struct for STMT.
2841 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
2842 fields in stmt_vec_info struct and access functions for the same.
2843 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
2844 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
2845 load, store and vector to scalar operation.
2846 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
2847 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
2848 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
2849 (TARG_VEC_STORE_COST): Define cost of vector store.
2850 (vect_estimate_min_profitable_iters): Define new function.
2851 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
2852 check to evaluate if loop iterations are less than minimum profitable
2853 iterations determined by cost model or minimum vect loop bound defined
2854 by user, whichever is more conservative.
2855 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
2856 run-time check to evaluate if loop iterations are less than minimum
2857 profitable iterations determined by cost model or minimum vect loop
2858 bound defined by user, whichever is more conservative.
2859 (vect_estimate_min_profitable_iterations): New function to estimate
2860 mimimimum iterartions required for vector version of loop to be
2861 profitable over scalar version.
2862 (vect_model_reduction_cost): New function.
2863 (vect_model_induction_cost): New function.
2864 (vect_model_simple_cost): New function.
2865 (vect_cost_strided_group_size): New function.
2866 (vect_model_store_cost): New function.
2867 (vect_model_load_cost): New function.
2868 (vectorizable_reduction): Call vect_model_reduction_cost during
2870 (vectorizable_induction): Call vect_model_induction_cost during
2872 (vectorizable_load): Call vect_model_load_cost during analysis phase.
2873 (vectorizable_store): Call vect_model_store_cost during analysis phase.
2874 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
2875 vectorizable_promotion, vectorizable_demotion): Call
2876 vect_model_simple_cost during analysis phase.
2878 2007-06-08 Simon Baldwin <simonb@google.com>
2880 * reg-stack.c (get_true_reg): Readability change. Moved default case
2881 label into direct switch statement scope.
2883 2007-06-08 Simon Baldwin <simonb@google.com>
2885 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
2886 in gcc_assert() with '==' comparison.
2888 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2890 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
2891 TARGET_ABM handling of x86_popcnt variable.
2893 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2895 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
2896 __builtin_copysignq and __builtin_infq built-in functions.
2898 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2900 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
2901 SSE4.2 section. Correct built-in function names in SSE4A section.
2903 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
2905 PR tree-optimization/32243
2906 * tree-vect-transform.c (vectorizable_type_promotion): Move check
2907 for ncopies after ratio check between nunits_out and nunits_in.
2908 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
2910 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
2912 PR tree-optimization/32224
2913 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
2914 vectorization upon a non GIMPLE_MODIFY_STMT.
2916 2007-06-08 Christian Bruel <christian.bruel@st.com>
2919 * config/sh/sh.md (doloop_end): New pattern and splitter.
2920 * loop-iv.c (simple_rhs_p): Check for hardware registers.
2922 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
2925 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
2927 (verify_dominators): Do not change dominance tree.
2929 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
2931 * config/sh/constraints.md: New file.
2932 * config/sh/sh.c: Include tm-constrs.h.
2933 (reg_class_from_letter): Remove.
2934 (prepare_cbranch_operands): Use satisfies_constraint_*
2935 function instead of macro.
2936 (andcosts, broken_move, sh_secondary_reload): Likewise.
2937 * config/sh/predicates.md (trapping_target_operand): Likewise.
2938 (and_operand, arith_operand, arith_reg_or_0_operand,
2939 cmp_operand, logical_operand, target_operand,
2940 ua_address_operand, ua_offset, xor_operand): Likewise.
2941 * config/sh/sh.md: Include constraints.md.
2942 (*movsicc_t_false): Use satisfies_constraint_* function
2944 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
2945 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
2946 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
2947 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
2948 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
2949 (REG_CLASS_FROM_CONSTRAINT): Remove.
2950 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
2951 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
2952 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
2953 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
2954 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
2955 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
2956 function instead of macro.
2957 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
2958 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
2959 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
2960 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
2961 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
2962 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
2963 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
2964 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
2965 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
2966 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
2967 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
2968 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
2969 EXTRA_CONSTRAINT_STR): Likewise.
2970 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
2972 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2974 * config/i386/darwin.h (STACK_BOUNDARY): Define.
2976 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
2979 * c-common.h (flag_cpp0x): Replaced by...
2980 (cxx_dialect): ... this new variable specifying the C++ dialect that
2982 * c-common.c (flag_cpp0x): Removed.
2983 (cxx_dialect): Defined.
2984 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
2986 * c-opts.c (c_common_post_options): Likewise.
2987 (set_std_cxx98): Set cxx_dialect to cxx98.
2988 (set_std_cxx0x): Set cxx_dialect to cxx0x.
2990 2007-06-07 Geoffrey Keating <geoffk@apple.com>
2991 Hui-May Chang <hm.chang@apple.com>
2993 * doc/invoke.texi (Darwin Options): Update documentation for
2994 -mmacosx-version-min.
2995 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
2996 * config/darwin-driver.c: New file.
2997 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
2998 * config/t-darwin (darwin-driver.o): New rule.
3000 * config/darwin-c.c (version_as_macro): Ignore low digit.
3002 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
3004 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
3005 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
3006 (CSGNMODE): New mode macro.
3007 (CSGNVMODE): New mode attribute.
3008 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
3009 expander using CSGNMODE mode macro. Handle TFmode.
3010 (copysign<mode>3_const): Rename from copysignsf3_const and
3011 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
3013 (copysign<mode>3_var): Rename from copysignsf3_var and
3014 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
3016 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
3017 mode macro. Handle TFmode.
3018 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
3019 (iortf3, *iortf3): Ditto.
3020 (xortf3, *xortf3): Ditto.
3021 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
3022 TFmode and TImode masks.
3023 (ix86_expand_copysign): Expand TFmode copysign insn.
3024 (IX86_BUILTIN_INFQ): New.
3025 (IX86_BUILTIN_FABSQ): Ditto.
3026 (IX86_BUILTIN_COPYSIGNQ): Ditto.
3027 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
3028 [__builtin_fabsq]: Ditto.
3029 [__builtin_copysignq]: Ditto.
3030 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
3031 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
3032 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
3033 ix86_expand_binop_builtin().
3035 2007-06-07 Bob Wilson <bob.wilson@acm.org>
3037 * config/xtensa/lib1funcs.asm: Clean up whitespace.
3039 2007-06-07 Steve Ellcey <sje@cup.hp.com>
3042 * rtl.h (push_to_sequence2): New.
3043 * emit-rtl.c (push_to_sequence2): New.
3044 * function.c (assign_parm_data_all): Add new fields.
3045 (assign_parm_setup_block): Call push_to_sequence2 instead of
3047 (assign_parm_setup_reg): Ditto.
3048 (assign_parm_setup_stack): Ditto.
3049 (assign_parms_unsplit_complex): Ditto.
3050 (assign_parms): Change field name.
3052 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
3054 PR tree-optimization/32220
3055 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
3056 phi node is reached before defining statement.
3058 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
3061 * tree-vect-transform.c (vectorizable_call): Call update_stmt
3062 after changing the right hand side of the assignment.
3064 2007-06-06 Eric Christopher <echristo@apple.com>
3066 * config.gcc (i?86-*-darwin*): Remove arch parameter.
3067 (x86_64-*-darwin*): Ditto.
3068 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
3069 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3071 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3073 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
3075 (add_key): Likewise.
3076 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
3077 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
3079 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
3081 (add_cost_one_coalesce): Likewise.
3082 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
3083 variable names. Rename orig to orig_name for consistency.
3084 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
3086 (cprop_into_successor_phis): Avoid using C++ keywords as variable
3088 (record_equivalences_from_stmt): Likewise.
3089 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
3090 the coding conventions.
3091 (memory_ssa_name_same): Likewise.
3092 (dse_optimize_stmt): Likewise.
3093 (dse_record_phis): Likewise.
3094 (dse_finalize_block): Likewise.
3095 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
3096 keywords as variable names.
3097 (may_move_till): Cast according to the coding conventions.
3098 (force_move_till_expr): Avoid using C++ keywords as variable names.
3099 (force_move_till): Cast according to the coding conventions.
3100 (memref_hash): Likewise.
3101 (memref_eq): Likewise.
3102 (gather_mem_refs_stmt): Likewise.
3103 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
3104 using C++ keywords as variable names.
3105 (idx_find_step): Cast according to the coding conventions.
3106 (idx_record_use): Likewise.
3107 (find_depends): Likewise.
3108 (prepare_decl_rtl): Likewise.
3109 (mbc_entry_hash): Likewise.
3110 (mbc_entry_eq): Likewise.
3111 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
3112 (simplify_replace_tree): Avoid using C++ keywords as variable names.
3113 (idx_infer_loop_bounds): Cast according to the coding conventions.
3114 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
3115 * tree-ssa-math-opts.c (occ_new ): Likwise.
3116 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
3118 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
3120 (add_use_op): Likewise.
3121 (add_vop): Likewise.
3122 (add_vuse_op): Likewise.
3123 (add_vdef_op): Likewise.
3124 (get_expr_operands): Likewise.
3125 (push_stmt_changes): Use type safe memory macros.
3126 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
3127 keywords as variable names.
3128 (conditional_replacement): Likewise.
3129 (minmax_replacement): Likewise.
3130 (abs_replacement): Likewise.
3131 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
3133 (insert_fake_stores): Avoid using C++ keywords as variable names.
3134 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
3136 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
3137 (heapvar_insert): Use type safe memory macros.
3138 (new_var_info): Cast according to the coding conventions.
3139 (new_constraint): Likewise.
3140 (remove_preds_and_fake_succs): Use type safe memory macros.
3141 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
3143 (thread_single_edge): Likewise.
3144 (thread_through_loop_header): Likewise.
3146 2007-06-06 Eric Christopher <echristo@apple.com>
3148 * config/i386/i386.c (override_options): Move handling
3149 of TARGET_SUBTARGET* earlier.
3151 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
3153 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
3156 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
3158 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
3159 emited outside of basic block.
3160 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
3162 * rtl.h (delete_insn_chain): Declaration changed.
3163 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
3165 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
3166 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
3167 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
3168 to delete_insn_chain.
3169 (rtl_verify_flow_info_1): Verify that the insns in header and footer
3170 do not have bb field set.
3171 (rtl_verify_flow_info): Verify that insns between basic blocks do not
3173 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
3174 * cfgcleanup.c (try_optimize_cfg): Ditto.
3176 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3178 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
3179 (lambda_body_vector_new): Use type safe memory macros.
3180 (lambda_linear_expression_new): Likewise.
3181 (lambda_loopnest_new): Likewise.
3182 (lambda_lattice_new): Likewise.
3183 (replace_uses_equiv_to_x_with_y): Cast according to the coding
3184 conventions. Use type safe memory macros.
3185 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
3186 (lambda_body_vector_s): Likewise.
3187 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
3188 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
3190 2007-06-06 Richard Guenther <rguenther@suse.de>
3192 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
3193 if we need to schedule cfg_cleanup.
3194 (tree_ssa_forward_propagate_single_use_vars): Do so.
3196 2007-06-06 Ian Lance Taylor <iant@google.com>
3198 * fold-const.c (merge_ranges): If range_successor or
3199 range_predecessor fail, just return 0.
3201 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3203 PR tree-optimization/32216
3204 * tree-vectorizer.c (supportable_widening_operation): Determine
3205 signedness of FIX_TRUNC_EXPR from output operand.
3206 (supportable_narrowing_operation): Ditto.
3207 * tree-vect-generic.c (expand_vector_operations_1): Determine
3208 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
3211 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
3213 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
3214 (struct pta): ...from here. Change flags to unsigned to avoid
3215 excessive casting (as it is used as a bit mask).
3216 (override_options): Add casts according to the coding convenventions.
3217 (x86_64_elf_unique_section): Likewise.
3218 (examine_argument): Avoid using C++ keywords as variable names.
3219 (construct_container): Likewise.
3220 (legitimize_pic_address): Likewise.
3221 (get_dllimport_decl): Cast according to the coding conventions. Use
3222 type safe memory macros.
3223 (legitimize_address): Cast according to the coding conventions.
3224 (emit_i387_cw_initialization): Corrected the type of slot to enum
3226 (ix86_init_machine_status): Use type safe memory macros.
3227 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
3228 (bdesc_pcmpistr): Likewise.
3229 (bdesc_crc32): Likewise.
3230 (bdesc_sse_3arg): Likewise.
3231 (bdesc_2arg): Likewise.
3232 (bdesc_1arg): Likewise.
3233 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
3234 (ix86_expand_sse_pcmpistr): Likewise.
3235 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
3236 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
3237 int to match the langhook definition.
3238 (ix86_builtin_conversion): Change the type of code to unsigned init to
3239 match the langhook definition.
3240 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
3242 (ix86_preferred_output_reload_class): Likewise.
3243 (ix86_cannot_change_mode_class): Likewise.
3244 (ix86_memory_move_cost): Likewise.
3245 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
3246 avoid excessive casting later on.
3247 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
3249 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3251 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
3252 as flags setting insn.
3253 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
3255 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
3257 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
3258 (UNSPEC_ROUND): New.
3259 ("sse4_1_round<mode>2"): New insn pattern.
3260 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
3262 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
3263 expander using SSEMODEF mode macro. Expand using
3264 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3265 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
3266 expander using SSEMODEF mode macro. Expand using
3267 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3268 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
3269 expander using SSEMODEF mode macro. Expand using
3270 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
3271 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
3272 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
3273 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
3276 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
3277 Sebastian Pop <sebpop@gmail.com>
3279 * lambda.h (build_linear_expr): New.
3280 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
3281 Use build_linear_expr, call fold and force_gimple_operand.
3282 (lambda_loopnest_to_gcc_loopnest): Check that there is
3283 something to insert.
3284 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
3286 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
3288 PR preprocessor/23479
3289 * doc/extend.texi: Document the 0b-prefixed binary integer
3292 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3294 PR tree-optimization/32215
3295 * tree-vectorizer.c (supportable_widening_operation): Return false
3296 for unsupported FIX_TRUNC_EXPR tree code.
3297 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
3299 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
3301 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
3302 register on SPE targets. Change documentation to reflect
3304 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
3305 Change FIXED_SCRATCH to 14 and document why we're keeping r14
3306 out of the register allocation pool.
3307 (rs6000_reg_live_or_pic_offset_p): New function.
3308 (rs6000_emit_prologue): Move the actual saving of LR up to free
3309 r0 for holding r11. Split saving of SPE 64-bit registers into
3310 its own case. Ensure that offsets will always be in-range for
3311 'evstdd' by using r11 as a scratch register to point at the start
3312 of the SPE save area. Save r11 if necessary, as it is the static
3314 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
3315 into its own case. Ensure that offsets will always be in-range
3316 for 'evldd' by using r11 as a scratch register to point at the
3317 start of the SPE save area. Also adjust r11 when restoring
3318 the stack pointer to compensate for pre-loading r11.
3320 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
3322 * cfg.c (init_flow): Use type safe memory macros.
3323 (alloc_block): Likewise.
3324 (unchecked_make_edge): Likewise.
3325 (dump_flow_info): Avoid using C++ keywords as variable names.
3326 (copy_original_table_clear): Cast according to the coding conventions.
3327 (copy_original_table_set): Likewise.
3328 * cfgexpand (label_rtx_for_bb): Likewise.
3329 (expand_gimple_basic_block): Likewise.
3330 * cfghooks.c (dump_bb): Likewise.
3331 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
3333 (lv_add_condition_to_bb): Likewise.
3334 * cfglayout (relink_block_chain): Cast according to the coding
3336 (fixup_reorder_chain): Likewise.
3337 (fixup_fallthru_exit_predecessor): Likewise.
3338 * cfgloop.c (glb_enum_p): Likewise.
3339 (get_exit_description): Likewise.
3340 (dump_recorded_exit): Likewise.
3341 * cfgloop.h (enum loop_estimation): Move out of struct scope...
3342 (struct loop): ... from here.
3343 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
3345 * cfgrtl.c (rtl_create_basic_block): Likewise.
3346 (rtl_split_block): Likewise.
3347 (rtl_dump_bb): Likewise.
3348 (cfg_layout_split_block): Likewise.
3349 (init_rtl_bb_info): Use typesafe memory macros.
3351 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
3352 * graphds.h: Updated all usages of edge to graph_edge.
3353 * graphds.c: Likewise.
3354 * cfgloopanal.c: Likewise.
3356 2007-06-05 Ian Lance Taylor <iant@google.com>
3358 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
3359 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
3360 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
3362 (test_for_singularity): Likewise.
3364 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3366 * config/i386/constraints.md ("Y2"): Replaced by ...
3368 * config/i386/i386.md: Likewise.
3369 * config/i386/mmx.md: Likewise.
3370 * config/i386/sse.md: Likewise.
3372 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
3374 * config/i386/constraints.md ("z"): Replaced by ...
3376 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
3377 (sse4_1_blendvps): Likewise.
3378 (sse4_1_pblendvb): Likewise.
3379 (sse4_2_pcmpestr): Likewise.
3380 (sse4_2_pcmpestrm): Likewise.
3381 (sse4_2_pcmpestr_cconly): Likewise.
3382 (sse4_2_pcmpistr): Likewise.
3383 (sse4_2_pcmpistrm): Likewise.
3384 (sse4_2_pcmpistr_cconly): Likewise.
3386 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
3388 * matrix-reorg.c (transform_access_sites): Fix computation.
3389 (transform_allocation_sites): Same.
3391 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3393 * config/i386/i386.c (override_options): Use
3394 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
3396 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
3398 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
3399 (nonimm_not_xmm0_operand): Ditto.
3400 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
3401 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
3402 as operand[2] predicate. Require "z" class XMM register for
3403 operand[3]. Adjust asm template.
3404 ("sse4_1_blendvpd"): Ditto.
3405 ("sse4_1_pblendvb"): Ditto.
3406 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
3407 force op2 into xmm0 register for variable blend instructions.
3409 2007-06-04 Tom Tromey <tromey@redhat.com>
3411 * c-tree.h (start_enum): Update.
3412 (build_enumerator): Likewise.
3413 * c-decl.c (enum_next_value): Removed.
3414 (enum_overflow): Likewise.
3415 (start_enum): Add c_enum_contents argument. Don't use globals.
3416 (build_enumerator): Likewise.
3417 * c-tree.h (struct c_enum_contents): New struct.
3419 2007-06-04 Tom Tromey <tromey@redhat.com>
3421 * c-common.c (c_common_get_alias_set): Fix indentation.
3423 2007-06-04 Ian Lance Taylor <iant@google.com>
3425 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
3426 to overflow, reduce overflow infinity to regular infinity.
3427 (vrp_var_may_overflow): New static function.
3428 (vrp_visit_phi_node): Check vrp_var_may_overflow.
3430 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
3432 * stor-layout.c (layout_type): Remove duplicate code.
3434 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
3437 * gcc/c-common.c (c_define_builtins): Call targetm.init_builtins ()
3438 before build_common_builtin_nodes ().
3440 2007-06-04 Steve Ellcey <sje@cup.hp.com>
3443 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
3445 2007-06-04 Jan Hubicka <jh@suse.cz>
3447 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
3448 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
3449 instead of _stat version.
3451 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3453 PR tree-optimization/32194
3454 * tree-predcom.c (determine_offset): Check that both references have
3457 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
3459 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
3460 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
3461 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
3462 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
3463 Add argument to iterate_fix_dominators call.
3464 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
3465 * gcse.c (hoist_code): Change domby to vector.
3466 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
3467 Add argument to iterate_fix_dominators call.
3468 * loop-doloop.c (doloop_modify): Changed recount_dominator to
3469 recompute_dominator.
3470 * lambda-code.c (perfect_nestify): Ditto.
3471 * cfgloopanal.c: Include graphds.h.
3472 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
3473 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
3474 (mark_irreducible_loops): Use graphds_scc. Remove argument from
3476 * graphds.c: New file.
3477 * graphds.h: New file.
3478 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
3479 (get_dominated_by, get_dominated_by_region): Change return type to
3481 (verify_dominators): Recompute all dominators and compare the results.
3482 (recount_dominator): Renamed to ...
3483 (recompute_dominator): ... this. Do not check that the block is
3485 (iterate_fix_dominators): Reimplemented.
3486 (prune_bbs_to_update_dominators, root_of_dom_tree,
3487 determine_dominators_for_sons): New functions.
3488 * et-forest.c (et_root): New function.
3489 * et-forest.h (et_root): Declare.
3490 * Makefile.in (graphds.o): Add.
3491 (cfgloopanal.o): Add graphds.h dependency.
3492 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
3493 * basic-block.h (get_dominated_by, get_dominated_by_region,
3494 iterate_fix_dominators): Declaration changed.
3495 (recount_dominator): Renamed to ...
3496 (recompute_dominator): ... this.
3497 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
3498 (thread_through_all_blocks): Do not free dominance info.
3500 2007-06-03 Andreas Schwab <schwab@suse.de>
3502 * config/m68k/m68k.c (override_options): Don't override
3504 * config/m68k/m68k-modes.def (SF, DF): Define to use
3505 motorola_single_format and motorola_double_format, resp.
3506 * real.c (motorola_single_format): Renamed from
3507 coldfire_single_format.
3508 (motorola_double_format): Renamed from coldfire_double_format.
3509 (encode_ieee_extended): Generate a proper canonical NaN image
3510 respecting canonical_nan_lsbs_set.
3511 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
3513 * real.h: Adjust declarations.
3515 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
3518 * config/sh/sh.md (symGOT_load): Don't schedule insns when
3519 the symbol is generated with the stack protector.
3521 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
3523 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
3524 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
3526 * doc/extend.texi (interrupt): Mention m68k.
3528 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
3530 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
3531 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
3532 (ix86_expand_sse_pcmpestr): Do not check operands for
3533 "register_operand", when insn operand predicate is "register_operand".
3534 (ix86_expand_sse_pcmpistr): Ditto.
3536 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
3537 Uros Bizjak <ubizjak@gmail.com>
3539 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
3540 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
3541 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
3542 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
3543 * config/i386/constraints.md ("z"): New register constraint
3544 for members of SSE_FIRST_REG class.
3545 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
3546 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
3547 SSE_FIRST_REG class.
3548 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
3549 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
3550 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
3551 (IX86_BUILTIN_PCMPESTRM128): Likewise.
3552 (IX86_BUILTIN_PCMPESTRA128): Likewise.
3553 (IX86_BUILTIN_PCMPESTRC128): Likewise.
3554 (IX86_BUILTIN_PCMPESTRO128): Likewise.
3555 (IX86_BUILTIN_PCMPESTRS128): Likewise.
3556 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
3557 (IX86_BUILTIN_PCMPISTRI128): Likewise.
3558 (IX86_BUILTIN_PCMPISTRM128): Likewise.
3559 (IX86_BUILTIN_PCMPISTRA128): Likewise.
3560 (IX86_BUILTIN_PCMPISTRC128): Likewise.
3561 (IX86_BUILTIN_PCMPISTRO128): Likewise.
3562 (IX86_BUILTIN_PCMPISTRS128): Likewise.
3563 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
3564 (struct builtin_description): Change "flag" field to unsigned.
3565 (bdesc_pcmpestr): New builtin description table.
3566 (bdesc_pcmpistr): Likewise.
3567 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
3568 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
3569 Initialize pcmp[ei]str[im] insns for SSE4.2.
3570 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
3571 (ix86_expand_sse_pcmpistr): Likewise.
3572 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
3573 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
3574 (UNSPEC_PCMPISTR): Likewise.
3575 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
3576 (sse4_2_pcmpestri):New isns pattern.
3577 (sse4_2_pcmpestrm): Likewise.
3578 (sse4_2_pcmpestr_cconly): Likewise.
3579 (sse4_2_pcmpistr): New insn patern and splitter.
3580 (sse4_2_pcmpistri):New isns pattern.
3581 (sse4_2_pcmpistrm): Likewise.
3582 (sse4_2_pcmpistr_cconly): Likewise.
3583 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
3586 2007-06-01 David Daney <ddaney@avtrex.com>
3588 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
3589 LOADGP_ABSOLUTE and not binds_local_p.
3591 2007-06-01 Geoffrey Keating <geoffk@apple.com>
3593 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
3595 2007-06-01 Ian Lance Taylor <iant@google.com>
3597 * tree-vrp.c (compare_name_with_value): Always set
3598 used_strict_overflow if we get a result from the variable itself.
3600 2007-06-01 Ian Lance Taylor <iant@google.com>
3602 PR rtl-optimization/31455
3603 * lower-subreg.c (find_decomposable_subregs): Don't decompose
3604 subregs which have a cast between modes which are not tieable.
3606 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
3608 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
3609 breaks after return statements.
3611 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
3613 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
3614 only after no_new_pseudos.
3616 2007-05-31 Eric Christopher <echristo@apple.com>
3618 * expr.c (convert_move): Assert that we don't have a BLKmode
3620 (store_expr): Handle BLKmode moves by calling emit_block_move.
3622 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
3624 * c-typeck.c (build_indirect_ref): Include type in error message.
3625 (build_binary_op): Pass types to binary_op_error.
3626 * c-common.c (binary_op_error): Take two type arguments, print out
3628 * c-common.h (binary_op_error): Update prototype.
3630 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3632 * config/i386/i386.c: Correct coments on -mno-sse4.
3634 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
3636 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
3637 (x86_64-*-*): Likewise.
3638 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
3639 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
3640 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
3641 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
3642 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
3643 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
3644 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
3645 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
3646 (OPTION_MASK_ISA_SSE4): Likewise.
3647 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
3648 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
3649 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
3650 (override_options): Support SSE4.2.
3651 (ix86_build_const_vector): Support SImode and DImode.
3652 (ix86_build_signbit_mask): Likewise.
3653 (ix86_expand_int_vcond): Support V2DImode.
3654 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
3655 (IX86_BUILTIN_CRC32HI): Likewise.
3656 (IX86_BUILTIN_CRC32SI): Likewise.
3657 (IX86_BUILTIN_CRC32DI): Likewise.
3658 (IX86_BUILTIN_PCMPGTQ): Likewise.
3659 (bdesc_crc32): Likewise.
3660 (bdesc_sse_3arg): Likewise.
3661 (ix86_expand_crc32): Likewise.
3662 (ix86_init_mmx_sse_builtins): Support SSE4.2.
3663 (ix86_expand_builtin): Likewise.
3664 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
3665 __SSE4_2__ for -msse4.2.
3666 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
3667 (CRC32MODE): Likewise.
3668 (crc32modesuffix): Likewise.
3669 (crc32modeconstraint): Likewise.
3670 (sse4_2_crc32<mode>): Likewise.
3671 (sse4_2_crc32di): Likewise.
3672 * config/i386/i386.opt (msse4.2): New for SSE4.2.
3674 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
3675 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
3676 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
3677 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
3678 (vcondu<mode>): Likewise.
3679 * doc/extend.texi: Document SSE4.2 built-in functions.
3680 * doc/invoke.texi: Document -msse4.2/-msse4.
3682 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
3684 PR tree-optimization/32160
3685 * tree-predcom.c (predcom_tmp_var): New function. Mark created
3686 variable as gimple reg.
3687 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
3689 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
3691 * gcc.c (main): Don't consider linker options when issuing the
3692 warning about a linker input file not being used.
3694 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3696 * tree-vrp.c (compare_names): Initialize sop.
3698 2007-05-30 Dirk Mueller <dmueller@suse.de>
3700 * cgraphunit.c (cgraph_analyze_function): Remove
3701 computation of inline parameters.
3703 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3705 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
3707 2007-05-30 Richard Sandiford <richard@codesourcery.com>
3709 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
3710 Add vx-common.h. Include vxworks.h between vx-common.h and
3712 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
3714 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
3715 (TARGET_ASM_DESTRUCTOR): Likewise.
3716 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
3717 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
3718 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
3719 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
3720 (VXWORKS_ENDIAN_SPEC): Define.
3721 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
3722 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
3723 VXWORKS_* equivalents.
3724 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
3725 (ASM_FILE_START): Delete.
3726 (TARGET_VERSION): Reformat.
3727 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
3728 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
3729 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
3730 (FPBIT, DPBIT): Define.
3731 (fp-bit.c, dp-bit.c): New rules.
3732 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
3733 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
3734 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
3735 * config/arm/arm.h: Include vxworks-dummy.h.
3736 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
3737 Mark with ATTRIBUTE_UNUSED.
3738 (arm_override_options): Do not allow VxWorks RTP PIC to be used
3739 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
3740 make it incompatible with -msingle-pic-base.
3741 (arm_function_ok_for_sibcall): Return false for calls that might
3742 go through a VxWorks PIC PLT entry.
3743 (require_pic_register): New function, split out from...
3744 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
3746 (arm_load_pic_register): Handle the VxWorks RTP initialization
3747 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
3748 (arm_emit_call_insn): New function.
3749 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
3750 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
3751 (pic_offset_arm): New pattern.
3752 (call, call_value): Use arm_emit_call_insn.
3753 (call_internal, call_value_internal): New expanders.
3754 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
3755 VxWorks unless __PIC__.
3757 2007-05-30 Eric Christopher <echristo@gmail.com>
3759 * genrecog.c: Include regs.h in generated file.
3760 * genemit.c: Ditto. Fix up formatting.
3761 * config/mn10300/constraints.md: New.
3762 * config/mn10300/mn10300.md: Include.
3763 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
3764 Fix up for removed macro.
3765 * config/mn10300/predicates.md (call_address_operand): Ditto.
3766 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
3767 (CONST_OK_FOR_I): Ditto.
3768 (CONST_OK_FOR_J): Ditto.
3769 (CONST_OK_FOR_K): Ditto.
3770 (CONST_OK_FOR_L): Ditto.
3771 (CONST_OK_FOR_M): Ditto.
3772 (CONST_OK_FOR_N): Ditto.
3773 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
3777 (EXTRA_CONSTRAINT): Ditto.
3779 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3781 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
3783 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
3784 OPTION_MASK_ISA_64BIT.
3785 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
3787 2007-05-30 Richard Guenther <rguenther@suse.de>
3790 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
3791 types for comparison.
3792 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
3793 with original typed arguments.
3794 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
3796 2007-05-30 Jakub Jelinek <jakub@redhat.com>
3798 PR tree-optimization/31769
3799 * except.c (duplicate_eh_regions): Clear prev_try if
3800 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
3802 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
3804 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
3805 * tree-ssa-sink.c (statement_sink_location): Return basic block and
3806 bsi of the location where statements should be inserted.
3807 (sink_code_in_bb): Take bsi from statement_sink_location.
3808 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
3809 instead of bsi_start.
3810 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
3812 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
3813 (bsi_move_before): Document inconsistency with bsi_move_after.
3814 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
3816 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
3818 * config/i386/i386.h (TARGET_ABM): New define.
3819 (TARGET_POPCNT): Ditto.
3820 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
3821 New temporary defines to redefine from OPTION_ISA_* defines.
3822 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
3823 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
3824 (ix86_isa_flags): New extern int declaration.
3825 (TARGET_SUBTARGET_DEFAULT): New define.
3826 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
3827 (TARGET_SUBTARGET32_DEFAULT): Ditto.
3828 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
3829 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
3830 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
3831 * config/i386/darwin.h: Change TARGET_64BIT define to
3834 * config/i386/i386.opt (m3dnowa): Define as undocumented option
3835 using existing "ix86_isa_flags" varible.
3836 (m32, m64): Use existing "ix86_isa_flags" variable.
3837 (mmmx, m3dnow): Ditto.
3838 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
3839 (mabm): Define as non-negative option using "x86_abm" variable.
3840 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
3842 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
3843 Rewrite feature test bitmap.
3844 (ix86_isa_flags): New initialized global int varible.
3845 (ix86_isa_flags_explicit): New static int variable.
3846 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
3847 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
3848 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
3849 target_flags_explicit.
3850 (override_options): Remove "target_enable" and "target_disable" fields
3851 from "struct ptt". Update processor_target_table accordingly. Remove
3852 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
3853 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
3854 "target_flags" and "ix86_isa_flags_explicit" instead of
3855 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
3856 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
3857 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
3858 to true when either of PTA_POPCNT or PTA_ABM is set in
3859 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
3860 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
3861 processor_alias_table flags entry. Remove handling of
3862 "target_enable" and "target_disable" fields of processor_target_table.
3863 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
3864 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
3865 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
3866 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
3867 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
3869 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
3871 2007-05-29 David Daney <ddaney@avtrex.com>
3874 * config/mips/mips.c (mips_output_mi_thunk): Emit
3875 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
3877 2007-05-29 Hui-May Chang <hm.chang@apple.com>
3878 * config/i386/i386.c (ix86_function_regparm): Added checking of
3879 ix86_force_align_arg_pointer to determine the number of
3880 register parameters.
3882 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
3884 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
3885 (SET_DR_MISALIGNMENT): New.
3886 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
3887 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
3888 Use SET_DR_MISALIGNMENT.
3889 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
3891 * tree-data-ref.c (create_data_ref, compute_all_dependences,
3892 find_loop_nest): Export.
3893 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
3894 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
3895 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
3896 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
3898 (struct mem_ref): Add field reuse_distance.
3899 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
3900 Initialize reuse_distance field.
3901 (issue_prefetch_ref): Select temporality of prefetch according to
3903 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
3904 self_reuse_distance, determine_loop_nest_reuse): New functions.
3905 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
3906 (tree_ssa_prefetch_arrays): Dump L2 cache size.
3907 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
3910 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
3912 * tree-ssa-alias.c: Add aliasing overview.
3914 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
3915 Danny Smith <dannysmith@users.sourceforge.net>
3918 * config/i386/t-crtfm: Compile crtfastmath.o with
3919 -minline-all-stringops.
3920 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
3921 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
3923 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3925 * doc/md.texi: Document constraints on HP PA-RISC.
3927 * pa/constraints.md: New file.
3928 * pa.md: Include constraints.md.
3929 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
3930 (integer_store_memory_operand, ldil_cint_p): New functions.
3931 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
3932 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
3933 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
3934 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
3935 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
3937 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
3940 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
3941 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
3942 case POSTDECREMENT_EXPR>): Return the error_mark_node
3943 if either the real or imaginary parts would an
3946 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
3948 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
3949 name when we remove it from a call.
3951 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
3953 * targhooks.c (default_narrow_bitfield): Remove.
3954 * targhooks.h: Remove the prototype for
3955 default_narrow_bitfield.
3957 * langhooks-def.h: Remove the prototype for
3958 hook_get_alias_set_0.
3959 * langhooks.c (hook_get_alias_set_0): Remove.
3961 * global.c (EXECUTE_IF_CONFLICT): Remove.
3963 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3966 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
3967 return true when truth_value_p is true and the type
3970 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
3972 * doc/install.texi (Prerequisites): We no longer require Autoconf
3973 2.13 for the top-level.
3975 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
3977 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
3978 memory access via x86_expand_vector_move_misalign() only for
3979 TImode values on 32-bit targets.
3981 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
3983 * matrix-reorg.c: New file. Implement matrix flattening and
3984 transposing optimization.
3985 * tree-pass.h: Add matrix reorg pass.
3986 * common.opt: Add fipa-mreorg flag.
3987 * Makefile.in: Add matrix-reorg.c.
3988 * passes.c: Add matrix reorg pass.
3989 * varpool.c (add_new_static_var): New function.
3990 * cgraph.h (add_new_static_var): Declare.
3992 2007-05-27 Eric Christopher <echristo@apple.com>
3994 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
3995 sp_offset depending on stack size. Save r12 depending
3996 on registers we're saving later.
3997 (rs6000_emit_epilogue): Update sp_offset depending only
4000 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
4002 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
4003 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
4004 * ifcvt.c (if_convert): Ditto.
4005 * tree-ssa-threadupdate.c (thread_block): Ditto.
4006 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
4007 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
4008 verify_loop_closed_ssa): Check number_of_loops instead of
4010 * predict.c (tree_estimate_probability): Ditto.
4011 * tree-if-conv.c (main_tree_if_conversion): Ditto.
4012 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
4013 * modulo-sched.c (sms_schedule): Ditto.
4014 * tree-scalar-evolution.c (scev_const_prop): Ditto.
4015 (scev_finalize): Do not do anything if scev analysis was not
4017 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
4018 current_loops == NULL.
4019 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
4020 * loop-init.c (loop_optimizer_init): Do not free current_loops when
4022 (loop_optimizer_finalize): Assert that loops were analyzed.
4023 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
4024 rtl_doloop): Check number_of_loops instead of current_loops.
4025 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
4026 current_loops == NULL.
4027 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
4028 gate_tree_vectorize tree_linear_transform, check_data_deps,
4029 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
4030 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
4031 Check number_of_loops instead of current_loops.
4032 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
4033 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
4034 free loops if available.
4035 (execute_pre): Do not pass do_fre to fini_pre.
4037 2007-05-27 Tobias Burnus <burnus@net-b.de>
4040 * real.c (mpfr_from_real): Fix sign of -Inf.
4042 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
4044 * tree-vect-transform.c (vectorizable_conversion): Initialize
4045 tree_code variables to ERROR_MARK.
4046 (vectorizable_type_demotion): Likewise.
4047 (vectorizable_type_promotion): Likewise.
4049 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4052 * config/i386/i386.md (movti): Handle push operands via
4055 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4057 * basic-block.h: Remove the prototype for merge_seq_blocks.
4058 * cfgcleanup.c (merge_seq_blocks): Remove.
4060 * tree-flow.h: Remove the prototype for is_aliased_with.
4061 * tree-ssa-alias.c (is_aliased_with): Remove.
4063 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
4065 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
4067 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
4069 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
4070 ix86_expand_sse4_unpack if SSE4.1 is enabled.
4071 (vec_unpacks_hi_v16qi): Likewise.
4072 (vec_unpacku_lo_v16qi): Likewise.
4073 (vec_unpacks_lo_v16qi): Likewise.
4074 (vec_unpacku_hi_v8hi): Likewise.
4075 (vec_unpacks_hi_v8hi): Likewise.
4076 (vec_unpacku_lo_v8hi): Likewise.
4077 (vec_unpacks_lo_v8hi): Likewise.
4078 (vec_unpacku_hi_v4si): Likewise.
4079 (vec_unpacks_hi_v4si): Likewise.
4080 (vec_unpacku_lo_v4si): Likewise.
4081 (vec_unpacks_lo_v4si): Likewise.
4083 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
4085 * c-typeck.c, config/arm/arm.c, config/darwin.c,
4086 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
4087 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
4088 follow spelling conventions in various
4089 warning/error/diagnostic messages.
4091 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
4092 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
4093 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
4094 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
4095 tree-vrp.c: Fix comment typos. Follow spelling conventions.
4096 * doc/tm.texi: Follow spelling conventions.
4098 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
4101 * tree-ssa-forwprop.c
4102 (forward_propagate_addr_into_variable_array_index): Remove
4103 the lhs argument. Use the type of def_rhs instead of lhs.
4104 (forward_propagate_addr_expr_1): Update use of
4105 forward_propagate_addr_into_variable_array_index.
4107 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
4108 Nigel Stephens <nigel@mips.com>
4110 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
4111 function attributes, "far" being an alias for "long_call".
4112 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
4113 (mips_near_type_p, mips_far_type_p): New.
4114 (mips_comp_type_attributes): New function to check that attributes
4115 attached to a function type are compatible.
4116 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
4117 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
4118 to the target function of the thunk.
4119 (mips_encode_section_info): Check for "near" and "far" function
4120 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
4122 * config/mips/predicates.md (const_call_insn_operand): Test only
4123 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
4125 * doc/extend.texi (Function Attributes): Document MIPS "near" and
4128 * testsuite/gcc.target/mips/near-far-1.c: New test case.
4129 * testsuite/gcc.target/mips/near-far-2.c: New test case.
4130 * testsuite/gcc.target/mips/near-far-3.c: New test case.
4131 * testsuite/gcc.target/mips/near-far-4.c: New test case.
4133 2007-05-25 Eric Christopher <echristo@apple.com>
4135 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
4136 to x86-darwin configurations.
4137 * config/i386/t-darwin: Add softfp support.
4138 * config/i386/t-darwin64: Ditto.
4139 * config/i386/sfp-machine.h: If mach then don't use
4140 aliasing, emit a stub to call.
4142 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
4144 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
4145 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
4146 tree-predcom.c, tree-ssa-alias-warnings.c,
4147 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
4148 comment typos. Follow spelling conventions.
4149 * doc/cpp.texi, doc/invoke.texi: Fix typos.
4151 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
4154 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
4155 constants into memory. Expand unaligned memory references for
4156 SSE modes via x86_expand_vector_move_misalign() function.
4158 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
4160 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
4161 "memory" attribute for "sseishft" type insn without operands[2].
4163 2007-05-25 Dirk Mueller <dmueller@suse.de>
4164 Marcus Meissner <meissner@suse.de>
4166 * doc/extend.texi (alloc_size): New attribute.
4167 * c-common.c (handle_alloc_size_attribute): New.
4168 * tree-object-size.c (alloc_object_size): Use alloc_size
4169 attribute, if available.
4171 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4173 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
4175 (__builtin_ia32_vec_ext_v2di): Likewise.
4176 (__builtin_ia32_vec_ext_v4si): Likewise.
4177 (__builtin_ia32_vec_ext_v8hi): Likewise.
4178 (__builtin_ia32_vec_ext_v16qi): Likewise.
4179 (__builtin_ia32_vec_set_v8hi): Likewise.
4181 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
4183 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
4185 2007-05-25 Richard Sandiford <richard@codesourcery.com>
4187 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
4188 (arm_is_longcall_p): Rename to...
4189 (arm_is_long_call_p): ...this. Take a single tree argument and
4191 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
4192 (CUMULATIVE_ARGS): Remove call_cookie.
4193 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
4194 (ENCODED_LONG_CALL_ATTR_P): Delete.
4195 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
4196 LONG_CALL_FLAG_CHAR cases.
4197 (ARM_DECLARE_FUNCTION_SIZE): Delete.
4198 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
4199 ARM_DECLARE_FUNCTION_SIZE.
4200 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
4201 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
4202 (arm_encode_call_attribute, current_file_function_operand): Delete.
4203 (arm_function_in_section_p): New function.
4204 (arm_is_longcall_p): Rename to...
4205 (arm_is_long_call_p): ...this. Take the target function as a single
4206 argument and return a bool. Do not rely on call cookies. Check
4207 whether the target symbol is in the same section as the current
4208 function, not just the same compilation unit.
4209 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
4210 (arm_encode_section_info): Don't encode a call type.
4211 * config/arm/arm.md (call, call_value): Update calls to
4212 arm_is_long(_)call_p. Simplify logic.
4213 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
4214 Update calls to arm_is_long(_)call_p.
4216 2007-05-25 Richard Guenther <rguenther@suse.de>
4218 PR tree-optimization/31982
4219 * tree-ssa-forwprop.c
4220 (forward_propagate_addr_into_variable_array_index): Handle arrays
4221 with element size one.
4223 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
4225 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
4226 (umulsi3_highpart): Likewise.
4228 2007-05-24 Ian Lance Taylor <iant@google.com>
4230 PR rtl-optimization/32069
4231 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
4234 2007-05-24 Ollie Wild <aaw@google.com>
4236 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
4239 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
4241 * postreload-gcse.c (reg_changed_after_insn_p): New function.
4242 (oprs_unchanged_p): Use it to check all registers in a REG.
4243 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
4244 (reg_set_between_after_reload_p): Delete.
4245 (reg_used_between_after_reload_p): Likewise.
4246 (reg_set_or_used_since_bb_start): Likewise.
4247 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
4248 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
4249 Use reg_set_between_p instead of reg_set_between_after_reload_p.
4250 * rtlanal.c (reg_set_p): Check whether REG overlaps
4251 regs_invalidated_by_call, rather than just checking the
4252 membership of REGNO (REG).
4254 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4256 * doc/passes.texi: Document predictive commoning.
4257 * doc/invoke.texi (-fpredictive-commoning): Document.
4258 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
4259 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
4260 adding indices to the generated name.
4261 (schedule_sm): Pass 0 to get_lsm_tmp_name.
4262 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
4263 * tree-pretty-print.c (op_symbol_1): Renamed to ...
4264 (op_symbol_code): ... and exported.
4265 (dump_omp_clause, op_symbol): Use op_symbol_code
4266 instead of op_symbol_1.
4267 * tree-pass.h (pass_predcom): Declare.
4268 * timevar.def (TV_PREDCOM): New timevar.
4269 * tree-ssa-loop.c (run_tree_predictive_commoning,
4270 gate_tree_predictive_commoning, pass_predcom): New.
4271 * tree-data-ref.c (find_data_references_in_loop): Find the
4272 references in dominance order.
4273 (canonicalize_base_object_address): Ensure that the result has
4275 (dr_analyze_innermost): Export.
4276 (create_data_ref): Code to fail for references with invariant
4278 (find_data_references_in_stmt): ... here.
4279 * tree-data-ref.h (dr_analyze_innermost): Declare.
4280 * tree-affine.c: Include tree-gimple.h and hashtab.h.
4281 (aff_combination_find_elt, name_expansion_hash,
4282 name_expansion_eq, tree_to_aff_combination_expand,
4283 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
4285 * tree-affine.h (aff_combination_constant_multiple_p,
4286 tree_to_aff_combination_expand): Declare.
4287 * tree-predcom.c: New file.
4288 * common.opt (fpredictive-commoning): New option.
4289 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
4290 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
4291 * Makefile.in (tree-predcom.o): Add.
4292 (tree-affine.o): Add TREE_GIMPLE_H dependency.
4293 * passes.c (init_optimization_passes): Add dceloop after
4294 copy propagation in loop optimizer. Add predictive commoning
4295 to loop optimizer passes.
4297 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4299 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
4302 2007-05-24 Jan Hubicka <jh@suse.cz>
4304 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
4306 (genheader): Include statistics.h.
4308 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
4310 * print-rtl.c (flag_dump_unnumbered): Update comments.
4311 (print_rtl): Fix my previous change.
4312 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
4315 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
4318 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
4320 (thread_through_all_blocks): Call initialize_original_copy_tables
4321 and free_original_copy_tables.
4322 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
4324 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
4325 * cfghooks.c (duplicate_block): Use get_loop_copy.
4326 * cfg.c: Include cfgloop.h.
4327 (loop_copy): New hash table.
4328 (initialize_original_copy_tables): Initialize loop_copy table.
4329 (free_original_copy_tables): Free loop_copy table.
4330 (copy_original_table_clear, copy_original_table_set,
4331 set_loop_copy, get_loop_copy): New functions.
4332 (set_bb_original, set_bb_copy): Use copy_original_table_set.
4333 * cfgloop.h (struct loop): Remove copy field.
4334 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
4335 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
4337 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4339 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
4340 -msse/-msse2/-msse3.
4342 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
4344 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
4345 __builtin_ia32_vec_set_v2di with MASK_64BIT.
4347 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
4350 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
4351 * targhooks.h (default_mangle_decl_assembler_name): Declare
4353 * targhooks.c (default_mangle_decl_assembler_name): Define
4355 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
4357 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
4358 * langhooks.c (lhd_set_decl_assembler_name): Call
4359 targetm.mangle_decl_assembler_name for names with global scope.
4361 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
4363 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
4364 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
4366 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
4367 New. Factored out of i386_pe_encode_section_info.
4368 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
4369 Move check for prior decoration of stdcall
4370 symbols to i386_pe_encode_section_info.
4371 (i386_pe_encode_section_info): Adjust call to
4372 gen_stdcall_or_fastcall_suffix. Use
4373 i386_pe_maybe_mangle_decl_assembler_name, if needed.
4374 (i386_pe_mangle_decl_assembler_name): New. Wrap
4375 i386_pe_maybe_mangle_decl_assembler_name.
4377 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
4379 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
4380 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
4381 * langhooks.c (get_signed_or_unsigned_type): Don't check for
4382 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
4383 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
4386 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
4387 Nigel Stephens <nigel@mips.com>
4388 Richard Sandiford <richard@codesourcery.com>
4390 Fix up MIPS16 hard float and add support for complex.
4392 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
4393 (TARGET_SOFT_FLOAT_ABI): New.
4394 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
4395 __mips_soft_float to reflect the ABI in use, not whether the
4396 FPU is directly accessible (e.g., in MIPS16 mode).
4397 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
4398 (UNITS_PER_FPVALUE): Likewise.
4400 * config/mips/mips.c (mips_expand_call): Remove redundant
4401 TARGET_MIPS16 check.
4402 (mips_arg_regno): New.
4403 (function_arg_advance): When setting bits in cum->fp_code for
4404 MIPS16, don't subtract 1 from cum->arg_number, since it is now
4406 (function_arg): Use mips_arg_regno.
4407 (mips_return_mode_in_fpr_p): New.
4408 (mips16_call_stub_mode_suffix): New.
4409 (mips16_cfun_returns_in_fpr_p): New.
4410 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
4411 (mips_output_function_prologue): Test mips16_hard_float, not
4412 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
4413 (mips_expand_epilogue): Call MIPS16 helper routines to copy
4414 return value into a floating-point register.
4415 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
4416 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
4417 (mips16_fp_args): Handle MIPS32r2 ISA which supports
4418 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
4419 word of double arguments from or to the high bits of 64-bit
4420 floating point registers.
4421 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
4422 (mips16_fpret_double): New helper function.
4423 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
4424 support for complex modes. Fill in DECL_RESULT for stubdecl.
4425 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
4427 * config/mips/mips16.S
4428 (RET, ARG1, ARG2): New.
4429 (MERGE_GPRf, MERGE_GPRt): New.
4430 (DELAYt, DELAYf): New.
4431 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
4432 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
4433 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
4434 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
4435 (SFOP): Renamed to...
4436 (OPSF3): This, and macro-ified. Updated all uses.
4437 (SFOP2): Renamed to...
4438 (OPSF2): This, and macro-ified. Updated all uses.
4439 (SFCMP): Renamed to...
4440 (CMPSF): This, and macro-ified. Updated all uses.
4441 (SFREVCMP): Renamed to...
4442 (REVCMPSF): This, and macro-ified. Updated all uses.
4443 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
4444 (LDDBL1, LDDBL2, RETDBL): Deleted.
4445 (DFOP): Renamed to...
4446 (OPDF3): This, and macro-ified. Updated all uses.
4447 (DFOP2): Renamed to...
4448 (OPDF2): This, and macro-ified. Updated all uses.
4449 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
4450 (DFCMP): Renamed to...
4451 (CMPDF): This, and macro-ified. Updated all uses.
4452 (DFREVCMP): Renamed to...
4453 (REVCMPDF): This, and macro-ified. Updated all uses.
4454 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
4455 (RET_FUNCTION): New.
4456 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
4457 (__mips16_ret_sc, __mips16_ret_dc): New.
4458 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
4459 STUB_ARGS_6, STUB_ARGS_10): New.
4460 (CALL_STUB_NO_RET): New.
4461 (__mips16_call_stub_1): Macro-ified.
4462 (__mips16_call_stub_5): Macro-ified.
4463 (__mips16_call_stub_2): Macro-ified.
4464 (__mips16_call_stub_6): Macro-ified.
4465 (__mips16_call_stub_9): Macro-ified.
4466 (__mips16_call_stub_10): Macro-ified.
4467 (CALL_STUB_RET): New.
4468 (__mips16_call_stub_sf_0): Macro-ified.
4469 (__mips16_call_stub_sf_1): Macro-ified.
4470 (__mips16_call_stub_sf_5): Macro-ified.
4471 (__mips16_call_stub_sf_2): Macro-ified.
4472 (__mips16_call_stub_sf_6): Macro-ified.
4473 (__mips16_call_stub_sf_9): Macro-ified.
4474 (__mips16_call_stub_sf_10): Macro-ified.
4475 (__mips16_call_stub_df_0): Macro-ified.
4476 (__mips16_call_stub_df_1): Macro-ified.
4477 (__mips16_call_stub_df_5): Macro-ified.
4478 (__mips16_call_stub_df_2): Macro-ified.
4479 (__mips16_call_stub_df_6): Macro-ified.
4480 (__mips16_call_stub_df_9): Macro-ified.
4481 (__mips16_call_stub_df_10): Macro-ified.
4482 (__mips16_call_stub_sc_0): New.
4483 (__mips16_call_stub_sc_1): New.
4484 (__mips16_call_stub_sc_5): New.
4485 (__mips16_call_stub_sc_2): New.
4486 (__mips16_call_stub_sc_6): New.
4487 (__mips16_call_stub_sc_9): New.
4488 (__mips16_call_stub_sc_10): New.
4489 (__mips16_call_stub_dc_0): New.
4490 (__mips16_call_stub_dc_1): New.
4491 (__mips16_call_stub_dc_5): New.
4492 (__mips16_call_stub_dc_2): New.
4493 (__mips16_call_stub_dc_6): New.
4494 (__mips16_call_stub_dc_9): New.
4495 (__mips16_call_stub_dc_10): New.
4497 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
4498 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
4499 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
4501 2007-05-23 Ian Lance Taylor <iant@google.com>
4503 * doc/invoke.texi (Invoking GCC): Document that the order of the
4506 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
4509 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
4510 * config/score/predicate.md (const_pow2, const_npow2): Remove.
4511 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
4515 * config/score/score.c (score_print_operand): Make sure that only
4516 lower bits are used.
4518 2007-05-22 Ian Lance Taylor <iant@google.com>
4520 * tree-vrp.c (avoid_overflow_infinity): New static function,
4521 broken out of set_value_range_to_value.
4522 (set_value_range_to_value): Call avoid_overflow_infinity.
4523 (extract_range_from_assert): Likewise.
4525 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
4528 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
4529 change the type before looking for a COMPOUND_EXPR.
4531 2007-05-22 Ian Lance Taylor <iant@google.com>
4533 * lower-subreg.c (decompose_multiword_subregs): If we change an
4534 insn, call remove_retval_note on it.
4536 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4538 * regs.h (end_hard_regno): New function.
4539 (END_HARD_REGNO, END_REGNO): New macros.
4540 (add_to_hard_reg_set): New function.
4541 (remove_from_hard_reg_set): Likewise.
4542 (in_hard_reg_set_p): Likewise.
4543 (overlaps_hard_reg_set_p): Likewise.
4544 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
4545 (note_btr_set): Use END_HARD_REGNO.
4546 * caller-save.c (setup_save_areas): Use end_hard_regno.
4547 (mark_set_regs): Use END_HARD_REGNO.
4548 (add_stored_regs): Use end_hard_regno.
4549 (mark_referenced_regs): Use add_to_hard_reg_set.
4550 * combine.c (update_table_tick): Use END_REGNO.
4551 (record_value_for_reg): Likewise.
4552 (record_dead_and_set_regs): Likewise.
4553 (get_last_value_validate): Likewise.
4554 (use_crosses_set_p): Likewise.
4555 (reg_dead_at_p_1): Likewise.
4556 (reg_dead_at_p): Likewise.
4557 (mark_used_regs_combine): Use add_to_hard_reg_set.
4558 (move_deaths): Use END_HARD_REGNO.
4559 (reg_bitfield_target_p): Use end_hard_regno.
4560 (distribute_notes): Use END_HARD_REGNO.
4561 * cse.c (mention_regs): Use END_REGNO.
4562 (insert): Use add_to_hard_reg_set.
4563 (invalidate): Use END_HARD_REGNO.
4564 (invalidate_for_call): Likewise.
4565 (exp_equiv_p): Use END_REGNO.
4566 (cse_insn): Likewise.
4567 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
4568 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
4569 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
4570 * function.c (keep_stack_depressed): Use end_hard_regno.
4571 * global.c (global_alloc): Use end_hard_regno.
4572 (global_conflicts): Use add_to_hard_reg_set instead of
4574 (find_reg): Likewise.
4575 (mark_reg_store): Likewise.
4576 (mark_reg_conflicts): Likewise.
4577 (mark_reg_death): Use remove_from_hard_reg_set.
4578 (mark_reg_live_nc): Delete.
4579 (set_preference): Use end_hard_regno.
4580 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
4581 remove_from_hard_reg_set.
4582 (post_mark_life): Use add_to_hard_reg_set.
4583 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
4584 (reg_becomes_live): Use add_to_hard_reg_set.
4585 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
4586 (peep2_find_free_register): Use add_to_hard_reg_set.
4587 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
4588 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
4589 * regrename.c (note_sets): Use add_to_hard_reg_set.
4590 (clear_dead_regs): Use remove_from_hard_reg_set.
4591 (regrename_optimize): Use add_to_hard_reg_set.
4592 (find_oldest_value_reg): Use in_hard_reg_set_p.
4593 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
4594 (hard_reg_set_here_p): Use end_hard_regno.
4595 (decompose): Likewise.
4596 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
4597 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
4598 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
4599 (mark_home_live): Use end_hard_regno.
4600 (spill_hard_reg): Likewise.
4601 (clear_reload_reg_in_use): Likewise.
4602 * reorg.c (delete_prior_computation): Use END_REGNO.
4603 * resource.c (update_live_status): Use END_HARD_REGNO.
4604 (mark_referenced_resources): Use add_to_hard_reg_set.
4605 (mark_set_resources): Likewise.
4606 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
4607 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
4608 (reg_overlap_mentioned_p): Likewise.
4609 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
4610 (covers_regno_no_parallel_p): Use END_REGNO.
4611 (find_regno_note): Likewise.
4612 (find_reg_fusage): Use END_HARD_REGNO.
4613 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
4614 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
4616 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
4618 * mode-switching.c (reg_dies): Change type of second argument to
4620 (optimize_mode_switching): Update accordingly.
4622 2007-05-22 Richard Sandiford <richard@codesourcery.com>
4624 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
4626 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
4627 (hard_reg_set_empty_p): ...these new functions.
4628 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
4629 GO_IF_HARD_REG_SUBSET.
4630 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
4631 instead of GO_IF_HARD_REG_EQUAL.
4632 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
4633 instead of GO_IF_HARD_REG_EQUAL.
4634 * global.c (find_reg): Use hard_reg_set_empty_p instead of
4635 GO_IF_HARD_REG_SUBSET.
4636 (modify_reg_pav): Use hard_reg_set_empty_p instead of
4637 GO_IF_HARD_REG_EQUAL.
4638 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
4639 of GO_IF_HARD_REG_SUBSET.
4640 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
4641 instead of GO_IF_HARD_REG_EQUAL.
4642 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
4643 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
4644 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
4645 of GO_IF_HARD_REG_SUBSET,
4646 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
4647 GO_IF_HARD_REG_SUBSET.
4648 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
4649 instead of GO_IF_HARD_REG_EQUAL.
4650 * config/sh/sh.c (push_regs, calc_live_regs): Use
4651 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
4652 (hard_regs_intersect_p): Delete.
4654 2007-05-22 Janis Johnson <janis187@us.ibm.com>
4656 * doc/sourcebuild.texi (Test Directives) Add dg-message.
4658 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
4659 Richard Henderson <rth@redhat.com>
4661 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
4663 (x86_64-*-*): Likewise.
4665 * i386/i386-modes.def (V2QI): New.
4667 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
4669 (override_options): Support SSE4.1.
4670 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
4671 (IX86_BUILTIN_BLENDPS): Likewise.
4672 (IX86_BUILTIN_BLENDVPD): Likewise.
4673 (IX86_BUILTIN_BLENDVPS): Likewise.
4674 (IX86_BUILTIN_PBLENDVB128): Likewise.
4675 (IX86_BUILTIN_PBLENDW128): Likewise.
4676 (IX86_BUILTIN_DPPD): Likewise.
4677 (IX86_BUILTIN_DPPS): Likewise.
4678 (IX86_BUILTIN_INSERTPS128): Likewise.
4679 (IX86_BUILTIN_MOVNTDQA): Likewise.
4680 (IX86_BUILTIN_MPSADBW128): Likewise.
4681 (IX86_BUILTIN_PACKUSDW128): Likewise.
4682 (IX86_BUILTIN_PCMPEQQ): Likewise.
4683 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
4684 (IX86_BUILTIN_PMAXSB128): Likewise.
4685 (IX86_BUILTIN_PMAXSD128): Likewise.
4686 (IX86_BUILTIN_PMAXUD128): Likewise.
4687 (IX86_BUILTIN_PMAXUW128): Likewise.
4688 (IX86_BUILTIN_PMINSB128): Likewise.
4689 (IX86_BUILTIN_PMINSD128): Likewise.
4690 (IX86_BUILTIN_PMINUD128): Likewise.
4691 (IX86_BUILTIN_PMINUW128): Likewise.
4692 (IX86_BUILTIN_PMOVSXBW128): Likewise.
4693 (IX86_BUILTIN_PMOVSXBD128): Likewise.
4694 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
4695 (IX86_BUILTIN_PMOVSXWD128): Likewise.
4696 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
4697 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
4698 (IX86_BUILTIN_PMOVZXBW128): Likewise.
4699 (IX86_BUILTIN_PMOVZXBD128): Likewise.
4700 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
4701 (IX86_BUILTIN_PMOVZXWD128): Likewise.
4702 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
4703 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
4704 (IX86_BUILTIN_PMULDQ128): Likewise.
4705 (IX86_BUILTIN_PMULLD128): Likewise.
4706 (IX86_BUILTIN_ROUNDPD): Likewise.
4707 (IX86_BUILTIN_ROUNDPS): Likewise.
4708 (IX86_BUILTIN_ROUNDSD): Likewise.
4709 (IX86_BUILTIN_ROUNDSS): Likewise.
4710 (IX86_BUILTIN_PTESTZ): Likewise.
4711 (IX86_BUILTIN_PTESTC): Likewise.
4712 (IX86_BUILTIN_PTESTNZC): Likewise.
4713 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
4714 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
4715 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
4716 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
4717 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
4719 (bdesc_sse_3arg): Likewise.
4720 (bdesc_2arg): Likewise.
4721 (bdesc_1arg): Likewise.
4722 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
4724 (ix86_expand_sse_4_operands_builtin): New.
4725 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
4726 smaller than 8 bits as the 2nd arg.
4727 (ix86_expand_sse_ptest): New.
4728 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
4729 (ix86_expand_vector_set): Support SSE4.1.
4730 (ix86_expand_vector_extract): Likewise.
4732 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
4733 __SSE4_1__ for -msse4.1.
4735 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
4736 (UNSPEC_INSERTPS): Likewise.
4737 (UNSPEC_DP): Likewise.
4738 (UNSPEC_MOVNTDQA): Likewise.
4739 (UNSPEC_MPSADBW): Likewise.
4740 (UNSPEC_PHMINPOSUW): Likewise.
4741 (UNSPEC_PTEST): Likewise.
4742 (UNSPEC_ROUNDP): Likewise.
4743 (UNSPEC_ROUNDS): Likewise.
4745 * config/i386/i386.opt (msse4.1): New for SSE4.1.
4747 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
4748 (const_pow2_1_to_32768_operand): Likewise.
4750 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
4753 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
4755 (sse4_1_insertps): Likewise.
4756 (*sse4_1_extractps): Likewise.
4757 (sse4_1_ptest): Likewise.
4758 (sse4_1_mulv2siv2di3): Likewise.
4759 (*sse4_1_mulv4si3): Likewise.
4760 (*sse4_1_smax<mode>3): Likewise.
4761 (*sse4_1_umax<mode>3): Likewise.
4762 (*sse4_1_smin<mode>3): Likewise.
4763 (*sse4_1_umin<mode>3): Likewise.
4764 (sse4_1_eqv2di3): Likewise.
4765 (*sse4_1_pinsrb): Likewise.
4766 (*sse4_1_pinsrd): Likewise.
4767 (*sse4_1_pinsrq): Likewise.
4768 (*sse4_1_pextrb): Likewise.
4769 (*sse4_1_pextrb_memory): Likewise.
4770 (*sse4_1_pextrw_memory): Likewise.
4771 (*sse4_1_pextrq): Likewise.
4772 (sse4_1_blendpd): Likewise.
4773 (sse4_1_blendps): Likewise.
4774 (sse4_1_blendvpd): Likewise.
4775 (sse4_1_blendvps): Likewise.
4776 (sse4_1_dppd): Likewise.
4777 (sse4_1_dpps): Likewise.
4778 (sse4_1_movntdqa): Likewise.
4779 (sse4_1_mpsadbw): Likewise.
4780 (sse4_1_packusdw): Likewise.
4781 (sse4_1_pblendvb): Likewise.
4782 (sse4_1_pblendw): Likewise.
4783 (sse4_1_phminposuw): Likewise.
4784 (sse4_1_extendv8qiv8hi2): Likewise.
4785 (*sse4_1_extendv8qiv8hi2): Likewise.
4786 (sse4_1_extendv4qiv4si2): Likewise.
4787 (*sse4_1_extendv4qiv4si2): Likewise.
4788 (sse4_1_extendv2qiv2di2): Likewise.
4789 (*sse4_1_extendv2qiv2di2): Likewise.
4790 (sse4_1_extendv4hiv4si2): Likewise.
4791 (*sse4_1_extendv4hiv4si2): Likewise.
4792 (sse4_1_extendv2hiv2di2): Likewise.
4793 (*sse4_1_extendv2hiv2di2): Likewise.
4794 (sse4_1_extendv2siv2di2): Likewise.
4795 (*sse4_1_extendv2siv2di2): Likewise.
4796 (sse4_1_zero_extendv8qiv8hi2): Likewise.
4797 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
4798 (sse4_1_zero_extendv4qiv4si2): Likewise.
4799 (*sse4_1_zero_extendv4qiv4si2): Likewise.
4800 (sse4_1_zero_extendv2qiv2di2): Likewise.
4801 (*sse4_1_zero_extendv2qiv2di2): Likewise.
4802 (sse4_1_zero_extendv4hiv4si2): Likewise.
4803 (*sse4_1_zero_extendv4hiv4si2): Likewise.
4804 (sse4_1_zero_extendv2hiv2di2): Likewise.
4805 (*sse4_1_zero_extendv2hiv2di2): Likewise.
4806 (sse4_1_zero_extendv2siv2di2): Likewise.
4807 (*sse4_1_zero_extendv2siv2di2): Likewise.
4808 (sse4_1_roundpd): Likewise.
4809 (sse4_1_roundps): Likewise.
4810 (sse4_1_roundsd): Likewise.
4811 (sse4_1_roundss): Likewise.
4812 (mulv4si3): Don't expand for SSE4.1.
4813 (smax<mode>3): Likewise.
4814 (umaxv4si3): Likewise.
4815 (uminv16qi3): Likewise.
4816 (umin<mode>3): Likewise.
4817 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
4819 * doc/extend.texi: Document SSE4.1 built-in functions.
4821 * doc/invoke.texi: Document -msse4.1.
4823 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
4825 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
4826 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
4827 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
4828 (ASM_SPEC): Add asm_pcrel_spec.
4829 (EXTRA_SPECS): Add asm_pcrel_spec.
4831 2007-05-21 David Daney <ddaney@avtrex.com>
4833 * doc/install.texi (Building a cross compiler): Add requirements
4834 for Java cross compiler.
4836 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
4839 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
4840 Add loopno argument. Use evolution_function_is_invariant_rec_p
4841 instead of evolution_function_is_constant_p.
4842 Update calls to evolution_function_is_affine_multivariate_p.
4843 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
4844 Add loopno argument.
4845 * tree-scalar-evolution.c (gather_chrec_stats): Call
4846 evolution_function_is_affine_multivariate_p with a loop
4848 * tree-data-ref.c (analyze_miv_subscript): Likewise.
4849 (analyze_overlapping_iterations): Likewise.
4850 (access_functions_are_affine_or_constant_p): Likewise.
4851 (build_classic_dist_vector_1): If the access functions
4852 are equal, don't do anything.
4854 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
4855 Paolo Carlini <pcarlini@suse.de>
4856 Uros Bizjak <ubizjak@gmail.com>
4858 * c-cppbuiltin.c (c_cpp_builtins): Define
4859 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
4860 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
4861 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
4862 * doc/cpp.texi ([Standard Predefined Macros]): Document.
4864 2007-05-21 Mike Stump <mrs@apple.com>
4866 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
4868 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
4870 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
4872 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
4873 implementation if __OPTIMIZE__ is not defined.
4874 (_mm_alignr_pi8): Ditto.
4875 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
4876 (_mm_inserti_si64): Ditto.
4877 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
4878 (_mm_slli_epi16): Ditto.
4879 (_mm_slli_epi32): Ditto.
4880 (_mm_slli_epi64): Ditto.
4881 (_mm_srai_epi16): Ditto.
4882 (_mm_srai_epi32): Ditto.
4883 (_mm_srli_si128): Ditto.
4884 (_mm_slli_si128): Ditto.
4885 (_mm_srli_epi16): Ditto.
4886 (_mm_srli_epi32): Ditto.
4887 (_mm_srli_epi64): Ditto.
4888 (_mm_extract_epi16): Ditto.
4889 (_mm_insert_epi16): Ditto.
4890 (_mm_shufflehi_epi16): Ditto.
4891 (_mm_shufflelo_epi16): Ditto.
4892 (_mm_shuffle_epi32): Ditto.
4893 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
4895 (_mm_insert_pi16): Ditto.
4897 (_mm_shuffle_pi16): Ditto.
4899 (_mm_shufle_ps): Ditto.
4900 (_mm_prefetch): Ditto.
4902 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
4904 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
4905 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
4906 * real.c (encode_i370_single, decode_i370_single,
4907 encode_i370_double, decode_i370_double): Functions removed.
4908 (i370_single_format, i370_double_format): Initializations removed.
4909 (real_maxval, round_for_format, exact_real_truncate, significand_size):
4910 Consider the log2_b field to always be one.
4911 (ieee_single_format, mips_single_format, coldfire_single_format,
4912 ieee_double_format, mips_double_format, coldfire_double_format,
4913 ieee_extended_motorola_format, ieee_extended_intel_96_format,
4914 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
4915 ibm_extended_format, mips_extended_format, ieee_quad_format,
4916 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
4917 decimal_single_format, decimal_double_format, decimal_quad_format,
4918 c4x_single_format, c4x_extended_format, real_internal_format): Remove
4919 initialization of log2_b.
4920 * real.h (i370_single_format, i370_double_format): Declarations
4922 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
4923 field to always be one.
4925 2007-05-21 Andreas Schwab <schwab@suse.de>
4927 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
4928 NOTE_INSN_BASIC_BLOCK_P.
4929 (process_for_unwind_directive): Likewise.
4931 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
4933 * builtins.c (expand_builtin_setjmp_setup): Update comment.
4934 * function.h (struct function): Move va_list_gpr_size,
4935 va_list_fpr_size, function_frequency to front of bitfields. Add
4937 (current_function_calls_unwind_init): New.
4938 * except.c (expand_builtin_unwind_init): Set
4939 current_function_calls_unwind_init not
4940 current_function_has_nonlocal_label.
4941 * reload1.c (has_nonexceptional_receiver): New.
4942 (reload): Use it and current_function_calls_unwind_init to
4943 determine whether call-saved regs must be saved.
4945 2007-05-20 Jan Hubicka <jh@suse.cz>
4947 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
4948 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4949 * ddg.c (create_ddg): LIkewise.
4950 * final.c (final): Remove hunk moving line number notes around since
4951 they are no longer present at this stage.
4952 (final_scan_insn): Use NOTE_KIND instead of
4953 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4954 (output_asm_label): Likewise.
4955 * reorg.c (dbr_schedule): Likewise.
4956 * haifa-sched.c (unlink_other_notes): Likewise.
4957 * mode-switching.c (optimize_mode_switching): Likewise.
4958 * graph.c (start_bb): Likewise.
4959 * rtl.def (NOTE): Update description.
4960 * jump.c (squeeze_notes): Delete.
4961 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
4962 NOTE_INSN_BASIC_BLOCK_P when possible.
4963 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
4964 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
4965 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
4966 (dwarf2out_var_location): Likewise.
4967 * cfgbuild.c (make_edges): Likewise.
4968 (find_basic_blocks_1): Likewise.
4969 * function.c (reorder_blocks_1): Likewise.
4970 (epilogue_done): Likewise.
4971 (reposition_prologue_and_epilogue_notes): Likewise.
4972 * print-rtl.c (print_rtx): Likewise; drop code for printing
4974 (print_rtl): Likewise.
4975 (print_rtl_single): Likewise.
4976 * gcse.c (insert_insn_start_bb): Likewise.
4977 * alias.c (init_alias_analysis): Likewise.
4978 * calls.c (fixup_tail_calls): Likewise.
4979 * except.c (sjlj_emit_function_enter): Likewise.
4980 * emit-rtl.c (add_insn_after): Likeiwse.
4981 (emit_label_before): Likewise.
4982 (emit_label_after): Likewise.
4983 (emit_note_before, emit_note_after, emit_note): Update
4984 parameter to be enum insn_note; do not deal with source
4986 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
4987 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
4989 (merge_blocks_move_successor_nojumps): Simplify now when
4990 we don't have BLOCK notes.
4991 (try_optimize_cfg): Likewise.
4992 * cfglayout.c (skip_insns_after_block): Likewise.
4993 (record_effective_endpoints): Likewise.
4994 (duplicate_insn_chain): Likewise.
4995 * varasm.c (output_constant_pool_1): Likewise.
4996 * sched-deps.c (sched_analyze): Likewise.
4997 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
4999 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
5000 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
5001 (SET_INSN_DELETED): Simplify.
5002 (NOTE_LINE_NUMBER): Exterminate.
5003 (NOTE_LINE_KIND): New.
5004 (NOTE_INSN_BASIC_BLOCK_P): Update.
5005 (enum insn_note): Simplify.
5006 (GET_NOTE_INSN_NAME) Simplify.
5007 (emit_note_before, emit_note_after, emit_note): Update prototype.
5008 (squeeze_notes): Remove.
5009 * sched-int.h (NOTE_NOT_BB_P): Update.
5010 * resource.c (mark_target_live_regs): Update.
5011 * sched-rgn.c (debug_dependencies): Update.
5012 * sched-vis.c (print_insn): Update.
5013 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
5014 * config/i386/i386.c (ix86_output_function_epilogue): Update.
5015 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
5016 (TARGET_ADJUST_UNROLL_MAX): Likewise.
5017 (split_branches): Update.
5018 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
5020 (sh_adjust_unroll_max): Exterminate.
5021 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
5022 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
5023 (m68hc11_reorg): Likewise.
5024 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
5025 (emit_predicate_relation_info): Update.
5026 (process_for_unwind_directive): Update.
5027 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
5028 (output_call): Update.
5029 * config/pa/pa.c (output_lbranch): Update.
5030 (output_millicode_call): Update.
5031 (output_call): Update.
5032 (pa_combine_instructions): Update.
5033 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
5034 * config/bfin/bfin.c (gen_one_bundle): Update.
5035 * cfgrtl.c (can_delete_note_p): Update.
5036 (delete_insn): Update.
5037 (rtl_merge_blocks): Update.
5038 (commit_one_edge_insertion): Update.
5039 (rtl_verify_flow_info): Update.
5040 * stmt.c (expand_case): Do not call squeeze_notes.
5042 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5049 * c.opt (Wtype-limits): New.
5050 * doc/invoke.texi (Wtype-limits): Document it.
5051 (Wextra): Enabled by -Wextra.
5052 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5053 * c-common.c (shorten_compare): Warn with Wtype-limits.
5055 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5057 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
5058 inlined function, not as a macro.
5059 (_mm_alignr_pi8): Ditto.
5060 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
5061 (_mm_inserti_si64): Ditto.
5062 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
5063 (_mm_extract_epi16): Ditto.
5064 (_mm_insert_epi16): Ditto.
5065 (_mm_shufflehi_epi16): Ditto.
5066 (_mm_shufflelo_epi16): Ditto.
5067 (_mm_shuffle_epi32): Ditto.
5068 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
5069 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
5071 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
5073 (_m_to_float): Use C89 compatible assignment.
5075 2007-04-20 Martin Michlmayr <tbm@cyrius.com>
5078 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
5080 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5083 * doc/invoke.texi (Wreturn-type): Complete description.
5084 (Wextra): Delete item about return-type warning.
5085 * c-decl.c: Delete redundant Wextra warning.
5087 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
5090 * config/i386/pmmintrin.h: Do not include xmmintrin.h
5091 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
5092 inlined function, not as a macro.
5093 (_mm_prefetch): Ditto.
5095 (_mm_insert_pi16): Ditto.
5097 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
5098 (_m_pshufw): Ditto. Add const to __N argument.
5099 (_mm_shufle_ps): Ditto. Add const to __mask argument.
5100 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
5101 (_mm_slli_epi32): Ditto.
5102 (_mm_srli_si128): Implement as always inlined function, not as a
5103 macro. Add __inline to function declaration.
5104 (_mm_slli_si128): Ditto.
5106 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
5108 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
5109 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
5111 (struct fenv): New structure.
5112 (FP_HANDLE_EXCEPTIONS): New define.
5113 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
5114 (_FP_DECL_EXP): New define.
5115 (FP_INIT_ROUNDMODE): New define.
5116 (FP_ROUNDMODE): New define.
5118 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5120 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
5121 (Wconversion): Update description.
5122 (Wconversion-sign): New.
5123 * c.opt (Wconversion-sign): New.
5124 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
5125 means disabled for C++. Otherwise, take the status of Wconversion.
5126 * c-common.c (conversion_warning): Warn with either Wconversion or
5128 (warnings_for_convert_and_check): Conditions are already checked by
5130 (convert_and_check): Don't check warnings if the conversion failed.
5132 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
5133 Anatoly Sokolov <aesok@dol.ru>
5135 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
5136 avr_epilogue_uses) : Add declaration.
5137 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
5138 * config/avr/constraints.md (R): New constraint.
5139 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
5140 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
5141 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
5142 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
5143 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
5144 call_prologue_saves, epilogue_restores, return_from_epilogue,
5145 return_from_main_epilogue, return_from_interrupt_epilogue,
5146 return_from_naked_epilogue, prologue, epilogue): New patterns.
5147 (jump): Handle symbol reference.
5148 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
5149 avr_output_function_prologue, avr_output_function_epilogue): Remove
5151 (avr_init_machine_status, expand_prologue, expand_epilogue,
5152 avr_asm_function_end_prologue, avr_epilogue_uses,
5153 avr_asm_function_begin_epilogue): New functions.
5154 (prologue_size, epilogue_size, jump_tables_size): Remove global
5156 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
5157 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
5158 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
5159 (avr_override_options): Initialise init_machine_status.
5160 (output_movhi): Handle all stack pointer loads.
5161 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
5162 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
5163 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
5164 (EPILOGUE_USES) Redefine.
5165 (machine_function) Declare.
5167 2007-05-19 Richard Sandiford <richard@codesourcery.com>
5169 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
5170 Use a single return statement.
5172 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5175 * builtins.c (do_mpfr_lgamma_r): New.
5176 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
5177 * tree.h (CASE_FLT_FN_REENT): New.
5179 2007-05-18 Geoffrey Keating <geoffk@apple.com>
5181 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
5182 (output_die): Use 'unsigned long' with %x.
5183 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
5184 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
5185 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
5187 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
5189 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
5194 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
5195 true if function has no argument.
5197 2007-05-18 DJ Delorie <dj@redhat.com>
5199 * config/mips/mips.c (mips_offset_within_alignment_p): New.
5200 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
5202 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5204 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
5205 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
5206 count_trailing_zeros.
5207 (__i386__): Implement count_leading_zeros using __builtin_clz().
5208 Implement count_trailing_zeros usign __builtin_ctz().
5210 2007-05-18 Richard Sandiford <richard@codesourcery.com>
5212 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
5214 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
5217 * expr.c (emit_move_change_mode): Change mode of push operands here.
5219 2007-05-17 Ian Lance Taylor <iant@google.com>
5221 PR tree-optimization/31953
5222 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
5224 (set_value_range_to_null): Call set_value_range_to_value.
5225 (extract_range_from_comparison): Likewise.
5227 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5229 * toplev.c (print_version): Output GMP/MPFR version info.
5231 * builtins.c (CASE_MATHFN_REENT): New macro.
5232 (mathfn_built_in): Use it.
5233 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
5234 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
5235 BUILT_IN_LGAMMAL_R): New.
5236 * doc/extend.texi: Document new builtins.
5239 * builtins.c (do_mpfr_remquo): New.
5240 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
5241 (fold_builtin_3): Handle BUILT_IN_REMQUO.
5244 * builtins.c (fold_builtin_1): Handle y0, y1.
5245 (fold_builtin_2): Handle yn.
5248 * builtins.c (do_mpfr_bessel_n): New.
5249 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
5250 (fold_builtin_2): Handle BUILT_IN_JN.
5252 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
5255 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
5256 TYPE_PRECISION (intmax_type_node).
5258 2007-05-17 Steve Ellcey <sje@cup.hp.com>
5261 * reload.c (subst_reloads): Remove checking.
5263 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
5265 PR rtl-optimization/31691
5266 * combine.c (simplify_set): Build a new src pattern instead of
5267 substituting its operands in the COMPARE case.
5269 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
5271 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
5272 (execute_vrp): Preserve loops through jump threading.
5273 * tree-ssa-threadupdate.c (thread_single_edge,
5274 dbds_continue_enumeration_p, determine_bb_domination_status,
5275 thread_through_loop_header): New functions.
5276 (create_edge_and_update_destination_phis,
5277 create_edge_and_update_destination_phis): Set loops for the new blocks.
5278 (prune_undesirable_thread_requests): Removed.
5279 (redirect_edges): Do not pretend that redirect_edge_and_branch can
5281 (thread_block): Do not call prune_undesirable_thread_requests.
5283 (mark_threaded_blocks): Select edges to thread here.
5284 (thread_through_all_blocks): Take may_peel_loop_headers argument.
5285 Thread edges through loop headers independently.
5286 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
5287 * tree-pass.h (TODO_mark_first_instance): New.
5288 (first_pass_instance): Declare.
5289 * cfghooks.c (duplicate_block): Put the block to the original loop
5290 if copy is not specified.
5291 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
5292 jump threading. Pass may_peel_loop_headers to
5293 thread_through_all_blocks according to first_pass_instance.
5294 * cfgloop.h (create_preheader): Declare.
5295 * tree-flow.h (thread_through_all_blocks): Declaration changed.
5296 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
5297 * passes.c (first_pass_instance): New variable.
5298 (next_pass_1): Set TODO_mark_first_instance.
5299 (execute_todo): Set first_pass_instance.
5301 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
5303 PR tree-optimization/24659
5304 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
5305 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
5306 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
5307 OTI_vec_pack_ufix_trunc.
5308 (vec_unpacks_float_hi_optab): Define new macro.
5309 (vec_unpacks_float_lo_optab): Ditto.
5310 (vec_unpacku_float_hi_optab): Ditto.
5311 (vec_unpacku_float_lo_optab): Ditto.
5312 (vec_pack_sfix_trunc_optab): Ditto.
5313 (vec_pack_ufix_trunc_optab): Ditto.
5314 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
5315 and vec_pack_[s|u]fix_trunc_optab using
5316 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
5317 * tree-vectorizer.c (supportable_widening_operation): Handle
5318 FLOAT_EXPR and CONVERT_EXPR. Update comment.
5319 (supportable_narrowing_operation): New function.
5320 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
5321 * tree-vect-transform.c (vectorizable_conversion): Handle
5322 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
5323 (vect_gen_widened_results_half): Move before vectorizable_conversion.
5324 (vectorizable_type_demotion): Call supportable_narrowing_operation()
5325 to check for target support.
5326 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
5327 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
5328 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
5329 for VEC_PACK_FIX_TRUNC_EXPR.
5330 (expand_binop): Special case mode of the result for
5331 vec_pack_[u|s]fix_trunc_optab.
5332 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
5333 vec_pack_[u|s]fix_trunc_optab.
5335 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
5336 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
5337 * tree-pretty-print.c (dump_generic_node): Handle
5338 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
5339 VEC_PACK_FIX_TRUNC_EXPR.
5341 * expr.c (expand_expr_real_1): Ditto.
5342 * tree-inline.c (estimate_num_insns_1): Ditto.
5343 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
5345 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
5346 (vec_unpacks_float_lo_v8hi): Ditto.
5347 (vec_unpacku_float_hi_v8hi): Ditto.
5348 (vec_unpacku_float_lo_v8hi): Ditto.
5349 (vec_unpacks_float_hi_v4si): Ditto.
5350 (vec_unpacks_float_lo_v4si): Ditto.
5351 (vec_pack_sfix_trunc_v2df): Ditto.
5353 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
5355 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
5356 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
5357 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
5358 [vec_pack_ufix_trunc]: Ditto.
5359 [vec_unpacks_float_hi]: Ditto.
5360 [vec_unpacks_float_lo]: Ditto.
5361 [vec_unpacku_float_hi]: Ditto.
5362 [vec_unpacku_float_lo]: Ditto.
5364 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
5366 * soft-fp/README: Update for new files.
5367 * soft-fp/floattisf.c: New file.
5368 * soft-fp/floattidf.c: New file.
5369 * soft-fp/floattitf.c: New file.
5370 * soft-fp/floatuntisf.c: New file.
5371 * soft-fp/floatuntidf.c: New file.
5372 * soft-fp/floatuntitf.c: New file.
5373 * soft-fp/fixsfti.c: New file.
5374 * soft-fp/fixdfti.c: New file.
5375 * soft-fp/fixtfti.c: New file.
5376 * soft-fp/fixunssfti.c: New file.
5377 * soft-fp/fixunsdfti.c: New file.
5378 * soft-fp/fixunstfti.c: New file.
5379 * soft-fp/extendxftf.c: New file.
5380 * soft-fp/trunctfxf.c: New file.
5382 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
5383 (__trunctfxf2): Ditto.
5385 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
5386 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
5387 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
5388 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
5389 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
5390 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
5392 * config/i386/t-fprules-softfp64: New file.
5393 * config/i386/sfp-machine.h: New file.
5394 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
5395 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
5396 and soft-fp/t-softfp to tmake_file.
5397 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
5398 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
5400 * config/i386/t-linux64 (softfp_wrap_start): New.
5401 (softfp_wrap_end): New.
5402 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
5403 supported for TARGET_64BIT.
5405 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
5407 * c-common.c (c_common_signed_or_unsigned_type): Emulate
5408 c_common_unsigned_type behavior.
5410 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
5412 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
5415 2007-05-16 Eric Christopher <echristo@apple.com>
5417 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
5418 saving after stack push. Set sp_offset whenever we push.
5419 (rs6000_emit_epilogue): Move altivec register restore before
5422 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5424 * configure.ac: Allow sysroots to be relocated under $prefix as
5425 well as $exec_prefix.
5426 * configure: Regenerate.
5428 2007-05-16 Richard Sandiford <richard@codesourcery.com>
5432 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5434 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5435 (gcc_tooldir): Likewise.
5436 * configure: Regenerate.
5437 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5438 old configure.ac gcc_tooldir setting.
5439 (prefix_to_exec_prefix): New variable.
5440 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5441 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5443 2007-05-14 Janis Johnson <janis187@us.ibm.com>
5445 * c-typeck.c (build_binary_op): Return early for error.
5447 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
5449 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
5450 struct nb_iter_bound.
5451 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
5452 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
5453 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
5454 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
5455 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
5456 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
5457 (del_scev_info): Use ggc_free.
5458 (scev_initialize): Allocate scalar_evolution_info in gc memory.
5459 * loop-init.c: Include ggc.h.
5460 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
5461 (loop_optimizer_finalize): Use ggc_free.
5462 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
5463 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
5464 pass_iv_optimize): Add TODO_ggc_collect.
5465 * function.h (struct function): Remove skip marker from
5467 * cfgloop.c: Include ggc.h.
5468 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
5470 (establish_preds): Vector superloops is gc allocated.
5471 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
5473 (flow_loops_find): Vector larray is gc allocated.
5474 (loop_exit_free): Use ggc_free.
5475 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
5476 that head of exits list is now not a part of struct loop.
5477 (record_loop_exits): Allocate exits table in gc memory.
5478 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
5479 that head of exits list is now not a part of struct loop.
5480 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
5481 struct loop_exit): Add GTY marker.
5482 (struct loop): Add GTY marker. Make superloops vector gc allocated.
5483 Add skip marker to aux field. Make head of exits list a separate
5485 (struct loops): Add GTY marker. Make larray vector gc allocated.
5486 Add param marker to exits table.
5487 (get_loops): Type changed.
5488 * Makefile.in (tree-scalar-evolution.o): Add
5489 gt-tree-scalar-evolution.h dependency.
5490 (cfgloop.o, loop-init.o): Add ggc.h dependency.
5491 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
5492 * basic-block.h (struct basic_block_def): Remove skip marker from
5495 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
5497 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
5498 of 0 in the call to expand_expr().
5499 (expand_builtin_mathfn_3): Ditto.
5500 (expand_builtin_interclass_mathfn): Ditto.
5501 (expand_builtin_cexpi): Ditto.
5502 (expand_builtin_int_roundingfn): Ditto.
5503 (expand_builtin_int_roundingfn_2): Ditto.
5504 (expand_builtin_pow): Ditto.
5505 (expand_builtin_powi): Ditto.
5506 (expand_builtin_bswap): Ditto.
5507 (expand_builtin_unop): Ditto.
5508 (expand_builtin_fabs): Ditto.
5509 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
5510 the call to expand_expr().
5511 (expand_builtin_sync_operation): Ditto.
5512 (expand_builtin_compare_and_swap): Ditto.
5513 (expand_builtin_lock_test_and_set): Ditto.
5514 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
5515 instead of 0 in the call to expand_expr().
5516 (expand_builtin_extract_return_addr): Ditto.
5517 (expand_builtin_eh_return): Ditto.
5518 (expand_eh_return): Ditto.
5519 * explow.c (expr_size): Ditto.
5520 * expr.c (optimize_bitfield_assignment_op): Ditto.
5521 (expand_assignement): Ditto.
5522 (store_expr): Ditto.
5523 (store_field): Ditto.
5524 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
5525 the call to expand_expr().
5526 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
5527 in the call to expand_expr().
5528 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
5529 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
5530 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
5532 * optabs.c (expand_vec_shift_expr): Ditto.
5533 (expand_vec_cond_expr): Ditto.
5534 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
5535 call to expand_expr().
5536 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
5537 in the call to expand_expr().
5539 2007-05-14 Dave Korn <dave.korn@artimi.com>
5541 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
5543 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
5545 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
5546 instead of c_common_unsigned_type.
5547 (c_common_unsigned_type): Remove.
5548 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
5549 c_common_unsigned_type.
5550 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
5551 c_common_unsigned_type.
5552 * c-common.h (c_common_unsigned_type): Remove.
5553 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
5554 c_common_unsigned_type.
5555 * c-format.c (check_format_types): Use unsigned_type_for instead of
5556 c_common_unsigned_type.
5557 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5558 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
5559 of c_common_unsigned_type.
5560 * convert.c (convert_to_integer): Use unsigned_type_for instead of
5561 lang_hooks.types.unsigned_type.
5562 * expmed.c (make_tree): Use unsigned_type_for instead of
5563 lang_hooks.types.unsigned_type.
5564 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
5565 lang_hooks.types.unsigned_type.
5566 (build_range_check): Likewise.
5567 (fold_unary): Likewise.
5568 (fold_binary): Likewise.
5569 (fold_ternary): Likewise.
5570 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
5571 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
5572 * tree.c (get_unsigned_type): New.
5573 (unsigned_type_for): Use get_unsigned_type instead of
5574 lang_hooks.types.unsigned_type.
5576 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
5578 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
5579 to m68k_get_function_kind. Update its prototype.
5580 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
5582 (m68k_interrupt_function_p): Return enum m68k_function_type
5583 instead of bool. Rename to m68k_get_function_kind.
5584 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
5586 (m68k_compute_frame_layout): Don't mark any register for save
5587 if an interrupt_thread attribute is specified.
5588 (m68k_hard_regno_rename_ok): Update a use of
5589 m68k_interrupt_function_p.
5590 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
5591 m68k_interrupt_function_p.
5592 (m68k_function_type): New.
5593 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
5594 for a function with an interrupt_thread attribute.
5595 * doc/extend.texi: Document the interrupt_thread attribute.
5597 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
5599 Fix PR tree-optimization/31911
5600 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
5601 if they didn't change the expression.
5603 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
5605 * tree-scalar-evolution.c (resolve_mixers): Exported.
5606 * tree-scalar-evolution.h (resolve_mixers): Declare.
5607 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
5608 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
5609 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
5610 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
5611 init_array_ref, init_pointer_ref, analyze_indirect_ref,
5612 strip_conversion, analyze_offset_expr, address_analysis,
5613 object_analysis, analyze_offset): Removed.
5614 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
5615 split_constant_offset, canonicalize_base_object_address,
5616 object_address_invariant_in_loop_p, disjoint_objects_p,
5617 dr_may_alias_p, dr_address_invariant_p): New functions.
5618 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
5619 and dr_analyze_alias.
5620 (initialize_data_dependence_relation): Use dr_may_alias_p
5621 and object_address_invariant_in_loop_p.
5622 (compute_self_dependence): Handle the case when
5623 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
5624 (find_data_references_in_stmt): Restrict the analysis of data
5625 references to the given loop nest.
5626 (find_data_references_in_loop): Made static. Pass loop nest to
5627 find_data_references_in_stmt.
5628 (compute_data_dependences_for_loop): Use DR_VOPS.
5629 (free_data_ref): Free DR_VOPS.
5630 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
5631 (struct innermost_loop_behavior): ... new.
5632 (struct base_object_info): Replaced by ...
5633 (struct indices): ... new.
5634 (struct dr_alias): New.
5635 (enum data_ref_type): Removed.
5636 (struct data_reference): Consist of struct innermost_loop_behavior,
5637 struct indices and struct dr_alias.
5638 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
5639 (DR_MEMTAG): Renamed to ...
5640 (DR_SYMBOL_TAG): ... this.
5641 (find_data_references_in_loop): Declaration removed.
5642 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
5643 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
5644 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
5645 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
5647 2007-05-13 Revital Eres <eres@il.ibm.com>
5649 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
5650 which walks virtual def-use chains to find redundant stores.
5651 (dse_optimize_stmt): Call it.
5653 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5655 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
5656 * passes.c (init_optimization_passes): Move pass_jump_bypass
5659 * basic-block.h (bb_has_eh_pred): Fix style issue.
5661 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
5663 PR rtl-optimization/31848
5664 * loop-invariant.c (move_invariant_reg): If we move an insn
5665 with a REG_EQUAL note, and that insn is not always executed,
5666 remove the REG_EQUAL note.
5668 2007-05-12 Richard Guenther <rguenther@suse.de>
5670 PR tree-optimization/31797
5671 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
5672 propagate into a stmt that has volatile ops.
5674 2007-05-12 Richard Sandiford <richard@codesourcery.com>
5676 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
5677 (gcc_tooldir): Likewise.
5678 * configure: Regenerate.
5679 * Makefile.in (libsubdir_to_prefix): New variable, based on the
5680 old configure.ac gcc_tooldir setting.
5681 (prefix_to_exec_prefix): New variable.
5682 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
5683 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
5685 2007-05-11 Silvius Rus <rus@google.com>
5687 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
5688 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
5689 * c-common.h (strict_aliasing_warning): Change return type.
5690 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
5691 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
5692 (build_c_cast): Condition call to strict_aliasing_warning.
5693 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
5694 * flags.h (set_Wstrict_aliasing): Declare.
5695 * opts.c (set_Wstrict_alising): Define, add call to.
5696 * tree-flow.h (strict_aliasing_warning_backend): Declare.
5697 * tree-ssa-alias-warnings.c: New file.
5698 * tree-ssa-alias.c (compute_may_aliases): Add call to
5699 strict_aliasing_warning_backend.
5701 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
5703 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
5704 Use loop_depth and loop_outer accessor functions.
5705 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
5706 determine_invariantness_stmt, move_computations_stmt): Ditto.
5707 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
5708 add_loop, loopify, unloop, fix_loop_structure): Ditto.
5709 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
5710 * tree-scalar-evolution.c (interpret_loop_phi,
5711 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
5712 instantiate_parameters_1, scev_const_prop): Ditto.
5713 * cfghooks.c (make_forwarder_block): Ditto.
5714 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
5715 * modulo-sched.c (loop_canon_p): Ditto.
5716 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
5717 slpeel_can_duplicate_loop_p): Ditto.
5718 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
5719 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
5720 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
5721 cancel_loop, verify_loop_structure): Ditto.
5722 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
5723 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
5724 superloops vector instead of "pred" array.
5725 (establish_preds): Take father loop as an argument. Initialize the
5727 (flow_loop_tree_node_add): Pass father loop to establish_preds.
5728 Do not initialize loop->outer.
5729 (flow_loop_tree_node_remove): Truncate the superloops vector.
5730 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
5731 "pred" merged to "superloops" vector.
5732 (loop_depth, loop_outer): New.
5733 (fel_init): Use loop_outer.
5735 2007-05-11 Jan Hubicka <jh@suse.cz>
5737 * cgraphunit.c: Include gt-cgraphunit.h
5738 (static_ctors, static_dtors): New static vars.
5739 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
5740 based on implementation in c-common.c
5741 (cgraph_finalize_function): Call record_cdtor_fn.
5742 (cgraph_optimize): Call cgraph_build_cdtor_fns.
5743 * decl.c (finish_function): Do not call c_record_cdtor_fn.
5744 (c_write_global_declarations): Do not call c_build_cdtor_fns.
5745 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
5746 build_cdtor, c_build_cdtor_fns): Remove.
5747 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
5748 c_build_cdtor_fns): Remove prototype.
5750 2007-05-11 Paolo Carlini <pcarlini@suse.de>
5753 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
5754 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
5755 * builtins.c (fold_builtin_memchr): New.
5756 (expand_builtin_memchr): Call the latter.
5757 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
5758 * doc/extend.texi ([Other built-in functions provided by GCC]):
5761 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
5763 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
5764 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
5765 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
5766 PFPO_OP1_TYPE_SHIFT): Constants added.
5767 (DFP_ALL): Mode macro defined.
5768 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
5769 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
5770 Insn definitions added.
5771 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
5772 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
5775 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
5777 PR tree-optimization/31885
5778 * tree-chrec.c (chrec_contains_undetermined): Do not consider
5779 NULL_TREE to be undetermined.
5780 (automatically_generated_chrec_p): Return false for NULL.
5782 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5784 * config/bfin/bfin.h (MOVE_RATIO): Define.
5786 2007-05-10 Richard Sandiford <richard@codesourcery.com>
5788 * config.gcc (sparc-wrs-vxworks): New target.
5789 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
5790 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
5791 * config/sparc/sparc.h: Include vxworks-dummy.h.
5792 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
5793 include LABEL_REFs too.
5794 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
5795 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
5797 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
5799 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
5800 (sparc_emit_call_insn): New function.
5801 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
5802 functions when generating VxWorks PIC.
5803 * config/sparc/sparc.md (vxworks_load_got): New pattern.
5804 (call, call_value): Use sparc_emit_call_insn instead of
5807 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5809 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
5811 2007-05-09 Bob Wilson <bob.wilson@acm.org>
5813 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
5814 for floating-point values if HOST_BITS_PER_LONG > 32. Use
5815 split_double instead of operand_subword.
5817 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
5819 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
5820 * config/bfin/bfin.c (bfin_local_alignment): New function.
5821 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
5823 2007-05-08 Chao-ying Fu <fu@mips.com>
5825 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
5826 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
5827 (smsub_widen_optab, umsub_widen_optab): Define.
5828 * optabs.c (init_optabs): Initialize smsub_widen_optab and
5830 * genopinit.c (optabs): Fill in smsub_widen_optab and
5832 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
5833 and umsub_widen_optab to implement multiply-subtract sequences.
5834 * config/mips/mips.md (*msac<u>_di): Rename to...
5835 (<u>msubsidi4): ...this. Extend condition to include
5836 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
5837 of operand 0 to "ka" and use the three-operand form of msub<u>
5839 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
5842 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
5844 PR rtl-optimization/28011
5845 * reload.c (push_reload): Set dont_share if IN appears in OUT
5846 also when IN is a PLUS rtx.
5847 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
5850 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
5852 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
5853 call unshare_all_decls.
5854 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
5855 (unshare_all_decls): Remove.
5857 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
5860 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
5863 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
5864 Nigel Stephens <nigel@mips.com>
5866 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
5867 Update comments and all uses.
5868 (MIN_FPRS_PER_FMT): Define.
5869 * config/mips/mips.c (function_arg): Fix to correctly handle
5870 the -mips32r2 -mfp64 -mabi=32 case.
5871 (override_options): Enable use of odd-numbered registers for
5872 SFmode values on MIPS32.
5873 (mips_save_reg_p): Save whole floating-point register pair if
5874 either half is used.
5875 (compute_frame_size): Fix comment.
5877 2007-05-08 Jie Zhang <jie.zhang@analog.com>
5879 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
5880 argument of type bool.
5881 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
5882 argument. Safely select temporary P register according to it.
5883 (do_link): Change call site of add_to_reg accordingly.
5884 (do_unlink): Add epilogue_p as a fourth argument and pass it
5886 (expand_interrupt_handler_epilogue): Change call of do_unlink
5888 (bfin_expand_prologue): Add a third argument sibcall_p.
5889 * config/bfin/bfin.md (epilogue): Change call of
5890 bfin_expand_epilogue accordingly.
5891 (sibcall_epilogue): Likewise.
5892 (eh_return_internal): Likewise.
5894 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
5895 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
5896 * config/bfin/bfin.c (bfin_handle_option): Handle
5897 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
5898 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
5899 Support bf534, bf536 and bf561.
5900 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
5902 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
5905 * config/i386/i386.c (ix86_function_regparm): Process local
5906 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
5908 2007-05-07 Mike Stump <mrs@apple.com>
5910 * doc/invoke.texi (Warning Options): Document that -Wempty-body
5911 also checks for and while statements in C++.
5913 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
5915 * gcc.c (at_file_supplied): New variable.
5916 (main): Set it if we expanded argv.
5917 (do_spec_1): Pass an @-file to the linker if we were called with
5918 an @-file argument and HAVE_GNU_LD.
5919 * collect2.c (at_file_supplied): New variable.
5920 (response_file): New variable.
5921 (collect_exit): Unlink response_file if necessary.
5922 (handler): Likewise.
5923 (do_wait): Likewise.
5924 (main): Set at_file_supplied if we expanded argv.
5925 (collect_execute): Pass an @-file to subprocesses if we were called
5926 with an @-file argument.
5927 * configure.ac: Add define for HAVE_GNU_LD.
5928 * configure: Regenerate.
5929 * config.in: Regenerate.
5931 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
5933 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
5939 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
5941 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
5942 (TARGET_ENCODE_SECTION_INFO): Re-define.
5943 (m32c_encode_section_info): New
5944 (function_vector_handler): New
5945 (current_function_special_page_vector): New
5946 (m32c_special_page_vector_p): New.
5947 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
5949 * config/m32c/jump.md: Added instruction JSRS for functions
5950 with attribute "function_vector".
5951 * doc/extend.texi (function_vector): Added description
5952 for M16C, M32C targets.
5954 2007-05-07 DJ Delorie <dj@redhat.com>
5957 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
5958 ashrpsi3, lshrpsi3): Update shift count constraint.
5960 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
5961 Nathan Froyd <froydnj@codesourcery.com>
5964 * c-incpath.c (add_path): Strip trailing path separators.
5966 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
5968 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
5969 Free dominance info before purging EH edges.
5970 (eliminate_degenerate_phis): Likewise.
5971 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
5973 2007-05-07 Jan Hubicka <jh@suse.cz>
5975 * gimplify.c (gimplify_expr): Do not crash when folding
5976 (void *)(int)&a + 4.
5978 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
5981 * c-opts.c (lang_fortran): Make it non static.
5982 * c-common.h (lang_fortran): New prototype.
5983 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
5984 -lang-fortran option was passed by the driver.
5986 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
5988 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
5989 of ASSERT_CHECKING. Tweak message.
5991 2007-05-06 Revital Eres <eres@il.ibm.com>
5994 * loop-unroll.c (insert_var_expansion_initialization):
5995 Initialize the expansions with -zero instead of +zero.
5997 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
5999 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
6000 into pic and non-pic versions. Mark r19 as used for
6001 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
6002 for tgd_load, tld_load and tie_load .
6003 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
6004 version of tgd_load, tld_load and tie_load depending on the
6007 2007-05-04 Ulrich Drepper <drepper@redhat.com>
6008 Jakub Jelinek <jakub@redhat.com>
6010 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
6011 (__do_global_dtors_aux): Use more paranoid loop to run
6012 destructors if HIDDEN_DTOR_LIST_END.
6013 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
6015 2007-05-04 Jakub Jelinek <jakub@redhat.com>
6017 * varasm.c (align_variable): Don't increase alignment for
6018 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
6019 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
6021 2007-05-04 Josh Conner <jconner@apple.com>
6023 * basic-block.h (cdi_direction): Assign values to all enumeration
6025 (dom_computed): Remove.
6026 (dom_info_state): New.
6027 (set_dom_info_availability): New.
6028 * tree-ssa-loop-im.c (determine_invariantness): Initialize
6029 walk_data.dom_direction.
6030 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
6031 instead of dom_computed[].
6032 (split_edge): Likewise.
6033 (create_basic_block): Likewise.
6034 (merge_blocks): Likewise.
6035 * ifcvt.c (find_if_header): Likewise.
6036 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
6037 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
6038 * tree-ssa.c (verify_ssa): Likewise.
6039 * tree-cfg.c (tree_verify_flow_info): Likewise.
6040 (remove_edge_and_dominated_blocks): Likewise.
6041 * dominance.c (dom_computed): Make static.
6042 (calc_dfs_tree_nonrec): Change third param to a bool.
6043 (calc_dfs_tree): Change second param to a bool.
6044 (calc_idioms): Change second param to a bool. Use
6045 dom_convert_dir_to_idx.
6046 (init_dom_info): Validate dir before using.
6047 (dom_convert_dir_to_idx): New.
6048 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
6049 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
6050 (free_dominance_info): Use dom_convert_dir_to_idx.
6051 (get_immediate_dominator): Likewise.
6052 (set_immediate_dominator): Likewise.
6053 (get_dominated_by): Likewise.
6054 (redirect_immediate_dominators): Likewise.
6055 (nearest_common_denominator): Likewise.
6056 (dominated_by_p): Likewise.
6057 (bb_dom_dfs_in): Likewise.
6058 (bb_dom_dfs_out): Likewise.
6059 (recount_dominator): Likewise.
6060 (iterate_fix_dominators): Likewise.
6061 (add_to_dominance_info): Likewise.
6062 (delete_from_dominance_info): Likewise.
6063 (first_dom_son): Likewise.
6064 (next_dom_son): Likewise.
6065 (dom_info_available_p): Likewise.
6066 (dom_info_state): New.
6067 (set_dom_info_availability): New.
6069 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6071 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
6073 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
6075 2007-05-04 Bob Wilson <bob.wilson@acm.org>
6077 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
6078 (subdi3, subdi_carry): Delete.
6080 2007-05-04 Jan Hubicka <jh@suse.cz>
6081 Richard Guenther <rguenther@suse.de>
6083 * opts.c (decode_options): Do not fiddle with inlining
6084 parameters in case of optimizing for size.
6085 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
6086 for size do nothing.
6087 (cgraph_decide_inlining_of_small_function): When optimizing for
6088 size never inline functions increasing caller size.
6089 (cgraph_early_inlining): Inline for size when optimizing for size.
6091 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
6093 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
6094 logical operations piecewise.
6095 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
6096 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
6097 subdi_sesidi_di): Delete.
6098 (add_with_carry): Produce carry in CC instead of a DREG to shorten
6099 the generated sequence. Allow three-reg add in constraints. Rewrite
6100 the rtl expression for carry to avoid zero_extend of a constant.
6101 (sub_with_carry): New pattern.
6102 (adddi3, subdi3): Change into define_expand. For subtract, generate a
6103 different sequence not involving jumps.
6104 (notbi): Now a named pattern.
6106 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
6108 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
6109 Add the note about a significant loss of accuracy of some
6110 mathematical routines when these options are used.
6112 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6114 * haifa-sched.c (rtx_vec_t): New typedef.
6115 (contributes_to_priority_p): Extract piece of priority () into new
6117 (priority): Use the function. Add assertion.
6118 (rank_for_schedule, set_priorities): Add assertion to check that
6119 insn's priority is initialized.
6120 (clear_priorities, calc_priorities): Change signature. Make it update
6121 all relevant insns. Update all callers ('add_to_speculative_block ()'
6122 and 'create_block_check_twin ()').
6123 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
6124 Add new field 'priority_status'.
6125 (INSN_PRIORITY_STATUS): New macro.
6126 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
6128 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
6130 * sched-ebb.c (debug_ebb_dependencies): New static function.
6131 (init_ready_list): Use it.
6133 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
6134 with changed signature and 'debug_rgn_dependencies ()'.
6135 (debug_rgn_dependencies): New static function.
6136 (init_ready_list): Use it.
6138 * sched-int.h (debug_dependencies): Declare.
6140 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
6142 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
6144 2007-05-04 Dirk Mueller <dmueller@suse.de>
6146 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
6148 2007-05-03 Jan Hubicka <jh@suse.cz>
6150 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
6151 ((T1)X op (T1)Y), for pointer type in more cases than before.
6153 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
6155 * tree-object-size.c (plus_expr_object_size): When operand size is
6156 unknown, return unknown.
6158 2007-05-03 Dirk Mueller <dmueller@suse.de>
6160 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
6162 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
6165 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
6167 2007-05-03 Janis Johnson <janis187@us.ibm.com>
6169 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
6171 2007-05-03 Joseph Myers <joseph@codesourcery.com>
6173 * config/soft-fp/double.h, config/soft-fp/extended.h,
6174 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
6175 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
6176 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
6177 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
6180 2007-05-03 Ian Lance Taylor <iant@google.com>
6182 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
6183 MASK_PPC_GFXOPT for 8540 or 8548.
6185 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6187 * tree-vect-transform.c (vect_update_inits_of_drs): Use
6188 vect_print_dump_info() to output debug information.
6190 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
6193 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
6194 operands of size 2 when operand is not MEM_P.
6196 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6198 PR tree-optimization/30565
6199 * lambda-code.c (perfect_nestify): Fix updating of dominators.
6201 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
6203 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
6204 (umulsi3_highpart): Use them.
6205 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
6206 for final accumulator to D regisster tranfser.
6208 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
6210 PR tree-optimization/31699
6211 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
6213 (vect_enhance_data_refs_alignment): Compute peel amount using
6214 TYPE_VECTOR_SUBPARTS instead of vf.
6215 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
6217 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
6220 * system.h: Remove inclusion of double-int.h
6221 * tree.h: Include double-int.h
6222 * gengtype.c: Likewise
6223 * cfgloop.h: Likewise
6224 * Makefile.in: Adjust dependencies on double-int.h
6226 2007-05-02 Eric Christopher <echristo@apple.com>
6228 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
6229 -shared to -Zdynamiclib.
6231 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
6234 * c-common.c (strip_pointer_or_array_types): New function.
6235 * c-common.h (strip_pointer_or_array_types): New function declaration.
6237 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
6239 PR tree-optimization/31771
6240 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
6242 2007-05-02 Paul Brook <paul@codesourcery.com>
6244 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
6246 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6249 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
6252 2007-05-02 Nick Clifton <nickc@redhat.com>
6254 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
6256 2007-05-02 Richard Guenther <rguenther@suse.de>
6258 PR tree-optimization/31146
6259 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
6260 argument, single_use_p. If we have a single use that is
6261 a conversion to the definition rhs type, propagate that rhs.
6262 (forward_propagate_addr_expr): Pass single_use_p argument
6263 to forward_propagate_addr_expr_1.
6265 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
6267 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
6270 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6272 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
6273 'AMD Family 10 core'.
6275 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6277 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
6278 and athlon64-sse3 as improved versions of k8, opteron and athlon64
6279 with SSE3 instruction set support.
6280 * doc/invoke.texi: Likewise.
6282 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6284 * config/i386/i386.c (override_options): Tuning 32-byte loop
6285 alignment for amdfam10 architecture. Increasing the max loop
6286 alignment to 24 bytes.
6288 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
6290 * config/m68k/constraints.md: New.
6291 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
6292 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6293 EXTRA_CONSTRAINT): Remove.
6294 * config/m68k/m68k.md: Include constraints.md.
6295 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
6297 2007-05-01 Ian Lance Taylor <iant@google.com>
6299 PR tree-optimization/31739
6300 * tree-vrp.c (vrp_val_is_max): New static function.
6301 (vrp_val_is_min): New static function.
6302 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
6304 (set_value_range): Use vrp_val_is_{max,min}.
6305 (extract_range_from_assert): Likewise.
6306 (extract_range_from_binary_expr): Likewise.
6307 (extract_range_from_unary_expr): Likewise.
6308 (dump_value_range, vrp_meet): Likewise.
6309 (vrp_visit_phi_node): Likewise.
6310 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
6312 2007-05-01 Mark Mitchell <mark@codesourcery.com>
6314 * config/i386/gmon-sol2.c (size_t): New type.
6315 (intptr_t): Likewise.
6316 (s_textsize): Declare as size_t.
6318 (monstartup): Use size_t for sizes.
6319 (_mcount): Save and restore registers.
6320 (internal_mcount): Pass 0 as the first argument to monstartup
6322 (moncontrol): Convert pointer to appropriately sized integer
6323 before passing to profil.
6325 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6327 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
6328 __NO_FPRS__, not just if _SOFT_DOUBLE.
6329 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
6330 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
6331 also for E500 double.
6332 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
6333 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
6336 2007-05-01 Richard Guenther <rguenther@suse.de>
6338 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
6341 2007-05-01 Joseph Myers <joseph@codesourcery.com>
6343 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
6345 2007-05-01 Jan Hubicka <jh@suse.cz>
6347 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
6350 2007-05-01 Jan Hubicka <jh@suse.cz>
6352 * tree.h (maybe_fold_offset_to_component_ref): Remove.
6353 (maybe_fold_offset_to_reference): Declare.
6354 * fold-const.c (fold_unary): Do not fold
6355 (type *)&A into &A->field_of_type_and_offset_0
6356 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
6357 size is unknown, give up.
6358 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
6360 (maybe_fold_offset_to_reference): New.
6361 (maybe_fold_stmt_indirect): Use it.
6362 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
6363 * gimplify.c (gimplify_conversion): Canonicalize conversions to
6365 (gimplify_expr): Likewise for plus_expr.
6367 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6369 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
6370 bsi_after_labels. Always insert statements before bsi.
6371 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
6372 * predict.c (apply_return_prediction): Check for empty blocks.
6373 * cfgexpand.c (lab_rtx_for_bb): New variable.
6374 (label_rtx_for_bb): Do not create new tree labels.
6375 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
6376 (tree_expand_cfg): Initialize lab_rtx_for_bb.
6377 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
6379 (label_for_bb): Add field used.
6380 (update_eh_label, main_block_label): Mark the label used.
6381 (cleanup_dead_labels): Remove unused labels.
6383 2007-05-01 Richard Guenther <rguenther@suse.de>
6385 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
6386 if it is not about to be set.
6387 (get_value_range): Do not pre-allocate equiv bitmap.
6388 (update_value_range): No need to clear equiv field.
6389 (add_equivalence): Change prototype to get bitmap pointer.
6390 Allocate bitmap here if it is not already.
6391 (extract_range_from_assert): Do not allocate bitmap here.
6392 Update callers to add_equivalence.
6393 (extract_range_from_ssa_name): Likewise.
6394 (get_vr_for_comparison): New static helper.
6395 (compare_name_with_value): Handle NULL equiv bitmap by
6396 peeling the first iteration of the comparison loop.
6397 Use get_vr_for_comparison.
6398 (compare_names): Handle NULL equiv bitmaps by using fake
6399 ones. Use get_vr_for_comparison.
6401 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
6403 * double-int.c (mpz_set_double_int): Moved from
6404 tree-ssa-loop-niter.c.
6405 (mpz_get_double_int): Likewise; also, add option to wrap
6406 out-of-range integers.
6407 * double-int.h: New prototypes for above.
6408 * tree.c (get_static_type_bounds): Moved from
6409 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
6410 TYPE_MAX_VALUE if they exist..
6411 * tree.h: New prototype for above.
6412 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
6413 get_type_bounds calls.
6414 (mpz_set_double_int): Move to double-int.c.
6415 (get_type_bounds): Move to tree.c, rename to
6416 get_static_type_bounds.
6417 (mpz_to_double_int): Move to double-int.c, rename to
6420 2007-04-30 Bob Wilson <bob.wilson@acm.org>
6422 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
6423 DIV0 exception can fall through to a normal return.
6425 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
6429 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
6430 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
6431 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6432 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
6433 initialize align to silence bogus warning.
6434 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
6435 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
6437 (struct sra_walk_fns): Remove use_all parameter from use.
6438 (sra_hash_tree): Handle BIT_FIELD_REFs.
6439 (sra_elt_hash): Don't hash bitfld blocks.
6440 (sra_elt_eq): Skip them in parent compares as well. Handle
6442 (sra_walk_expr): Don't maintain or pass down use_all_p.
6443 (scan_use): Remove use_all parameter.
6444 (scalarize_use): Likewise. Re-expand assignment to
6445 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
6446 output, and re-scalarize after output. Don't mark anything
6448 (scalarize_ldst): Adjust.
6449 (scalarize_walk_gimple_modify_statement): Likewise.
6450 (build_element_name_1): Handle BIT_FIELD_REFs.
6451 (instantiate_element): Don't warn for any element whose parent
6453 (instantiate_missing_elements_1): Return the sra_elt.
6454 (canon_type_for_field): New.
6455 (try_instantiate_multiple_fields): New.
6456 (instantiate_missing_elemnts): Use them.
6457 (mark_no_warning): Removed.
6458 (generate_one_element_ref): Handle BIT_FIELD_REFs.
6459 (REPLDUP, sra_build_elt_assignment): New.
6460 (generate_copy_inout): Use them.
6461 (generate_element_copy): Likewise. Handle bitfld differences.
6462 (generate_element_zero): Don't recurse for blocks. Use
6463 sra_build_elt_assignment.
6464 (generate_one_element_int): Take elt instead of var. Use
6465 sra_build_elt_assignment.
6466 (generate_element_init_1): Adjust.
6467 (scalarize_use, scalarize_copy): Use REPLDUP.
6468 (scalarize_ldst): Move assert before dereference.
6469 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
6471 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
6474 * tree.c (reconstruct_complex_type): Reconstruct a reference
6476 Also use the same mode for the pointer as the old pointer type.
6478 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
6480 * doc/trouble.texi (Interoperation): Remove note about Ultrix
6483 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
6485 PR rtl-optimization/31676
6486 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
6487 (df_refs_record): Call it.
6489 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
6491 * rtl.def (SS_ABS): New code.
6492 * config/bfin/bfin.c (print_operand): New modifier 'v'.
6493 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
6494 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
6495 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
6496 (bfin_init_builtins): Define them.
6497 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
6498 (bfin_expand_builtin): ... and handle the others here.
6499 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
6500 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
6501 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
6502 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
6503 operand is only HImode.
6505 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
6507 * regclass.c (scan_one_insn): Remove splitting of
6510 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
6511 Nigel Stephens <nigel@mips.com>
6513 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
6515 2007-04-28 Jan Hubicka <jh@suse.cz>
6517 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
6518 insn_locators_alloc instead of insn_locators_initialize;
6519 call reset_block_changes.
6520 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6521 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
6522 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
6523 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6524 * config/score/score.c (th_output_mi_thunk): Likewise.
6525 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6526 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
6527 tolerate uninitialized locator info.
6530 * function.c (init_function_start): Don't init line number info.
6531 (expand_function_end): Update.
6532 (reset_block_changes, record_block_change, finalize_block_changes,
6533 check_block_change, free_block_changes): Kill.
6534 * function.h (reset_block_changes, record_block_change,
6535 finalize_block_changes, check_block_change, free_block_changes):
6537 (struct function): Remove ib_boundaries_block.
6538 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
6539 Use curr_insn_locator to initialize locator.
6540 (emit_line_note): Remove.
6541 * cfgexpand.c (expand_gimple_cond_expr): Update.
6542 (construct_exit_block): Likewise.
6543 (tree_expand_cfg): Initialize/finalize locators.
6544 * expr.c (expand_expr_real): Update.
6545 * cfglayout.c (line_locators_locs, line_locators_lines,
6546 file_locators_locs, file_locators_files): Remove.
6547 (set_block_levels): Move to cfgexpand.c.
6548 (insn_locators_initialize): Remove.
6549 (pass_insn_locators_initialize): Remove.
6550 (locations_locators_locs, locations_locators_vals): New static vars.
6551 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
6553 (insn_locators_alloc, insn_locators_finalize,
6554 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6556 (locator_location): New.
6557 (locator_line, locator_file): Rewrite.
6558 * rtl.h (emit_line_note): Kill.
6559 (insn_locators_alloc, insn_locators_finalize,
6560 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
6562 * tree-inline.c (initialize_cfun): Do not initialize
6563 ib_boundaries_block.
6564 * passes.c (pass_insn_locators_initialize): Remove.
6566 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
6568 * tree-cfg.c (move_block_to_fn): Release bb from dominance
6569 info. Update last_basic_block correctly.
6571 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
6574 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
6575 register itself to hold the offset constant. Tell flow the use
6576 of r4 and r5 when they are used.
6578 2007-04-27 Richard Guenther <rguenther@suse.de>
6580 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
6581 if we simplified anything.
6582 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
6583 warnings until we did a simplification and the stmt was not
6584 marked as TREE_NO_WARNING.
6586 2007-04-27 Mike Stump <mrs@apple.com>
6588 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
6590 2007-04-27 Ian Lance Taylor <iant@google.com>
6593 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
6594 TYPE_MAX_VALUE exist, convert them to the new type.
6596 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6598 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
6599 if it claims to be available.
6600 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
6602 (perform_tree_ssa_dce): Always free postdominators.
6604 2007-04-27 Richard Henderson <rth@redhat.com>
6606 * config/alpha/predicates.md (aligned_memory_operand): Mark
6607 as define_special_predicate.
6608 (unaligned_memory_operand, normal_memory_operand): Likewise.
6609 (reg_or_unaligned_mem_operand): Remove.
6610 (any_memory_operand): Match the documentation and check for
6611 non-renumbered pseudos during reload.
6612 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
6613 alpha_secondary_reload_class, update to new interface, make static.
6614 Handle CQImode like HImode. Remove FP subreg check.
6615 (alpha_expand_mov): Use replace_equiv_address.
6616 (alpha_expand_mov_nobwx): Use any_memory_operand.
6617 (TARGET_SECONDARY_RELOAD): New.
6618 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
6619 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
6620 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
6621 * config/alpha/alpha.md: ... here.
6622 (RELOAD12, reloadmode): New.
6624 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
6625 Don't handle the aligned case here.
6626 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
6627 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
6628 reload_inhi_help. Don't expect a scratch register.
6629 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
6631 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
6633 2007-04-27 Richard Guenther <rguenther@suse.de>
6635 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
6637 2007-04-27 Richard Guenther <rguenther@suse.de>
6639 PR tree-optimization/30965
6640 PR tree-optimization/30978
6641 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
6642 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
6643 (find_equivalent_equality_comparison): Likewise.
6644 (simplify_cond): Likewise.
6645 (get_prop_source_stmt): New helper.
6646 (get_prop_dest_stmt): Likewise.
6647 (can_propagate_from): Likewise.
6648 (remove_prop_source_from_use): Likewise.
6649 (combine_cond_expr_cond): Likewise.
6650 (forward_propagate_comparison): New function.
6651 (forward_propagate_into_cond): Rewrite to use fold for
6653 (tree_ssa_forward_propagate_single_use_vars): Call
6654 forward_propagate_comparison to propagate comparisons.
6656 2007-04-27 Richard Guenther <rguenther@suse.de>
6658 PR tree-optimization/31715
6659 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
6660 sure to do computation on the offset in an appropriate
6663 2007-04-27 Richard Sandiford <richard@codesourcery.com>
6665 * reload.h (elimination_target_reg_p): Declare.
6666 * reload.c (find_reloads): Don't apply the reg_rtx move
6667 optimization if the SET_DEST satisfies elimination_target_reg_p.
6668 * reload1.c (elimination_target_reg_p): New function.
6669 (gen_reload): In the move/add2 fallback, make sure that op0
6670 does not overlap the destination register.
6672 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6674 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
6675 transform only GIMPLE_MODIFY_STMTs.
6676 * tree-complex.c (expand_complex_operations_1): Ditto.
6677 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
6678 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
6679 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
6681 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
6682 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
6683 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
6684 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
6685 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
6686 slpeel_add_loop_guard): Ditto.
6687 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
6688 * lambda-code.c (perfect_nestify): Ditto.
6689 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
6690 before the first statement.
6691 * tree-optimize.c (execute_free_datastructures): Fix comments.
6692 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
6693 * tree-flow.h (disband_implicit_edges): Declaration removed.
6694 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
6696 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
6697 COND_EXPRs without gotos.
6698 (disband_implicit_edges, has_label_p): Removed.
6699 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
6700 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
6702 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
6704 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
6705 also for COND_EXPRs.
6706 * cfgexpand.c (label_rtx_for_bb): New function.
6707 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
6708 Use label_rtx_for_bb to find the labels.
6709 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
6710 last block. Detect fallthru edges.
6712 2007-04-26 Ian Lance Taylor <iant@google.com>
6715 * reload.c (find_reloads_subreg_address): If the address was valid
6716 in the original mode but not in the new mode, reload the whole
6719 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
6721 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
6722 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
6723 (cleanup_control_expr_graph): Do not invalidate dominance info.
6724 Record altered blocks.
6725 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
6726 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
6727 cleanup_tree_cfg_bb): New functions.
6728 (remove_forwarder_block): Do not maintain the worklist of blocks.
6729 Record altered blocks.
6730 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
6732 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
6733 delete_unreachable_blocks if dominators are not available.
6734 * tree-inline.c (optimize_inline_calls): Free dominance information
6736 * tree-flow.h (remove_edge_and_dominated_blocks,
6737 cfgcleanup_altered_bbs): Altered.
6738 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
6740 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
6742 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
6743 do not invalidate dominators.
6745 2007-04-26 Anatoly Sokolov <aesok@post.ru>
6747 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
6748 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
6749 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6750 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6752 2007-04-26 Steve Ellcey <sje@cup.hp.com>
6754 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
6756 2007-04-26 Richard Guenther <rguenther@suse.de>
6758 PR tree-optimization/31703
6759 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
6760 the right type for the target of the bittest.
6762 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6764 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
6765 ix86_sol10_return_in_memory.
6767 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6769 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
6772 2007-04-26 Jakub Jelinek <jakub@redhat.com>
6775 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
6777 PR tree-optimization/30558
6778 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
6779 clear this_state.prev_try.
6781 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6782 Mark Mitchell <mark@codesourcery.com>
6784 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
6785 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
6786 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
6788 2007-04-26 Richard Sandiford <richard@codesourcery.com>
6791 * doc/invoke.texi (%:print-asm-header): Document.
6792 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
6794 (static_spec_functions): Add print-asm-header.
6795 (main): Print a banner before the --target-help linker options.
6796 (print_asm_header_spec_function): New function.
6798 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
6801 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
6802 (movsf_ie): Likewise.
6804 2007-04-25 Paolo Carlini <pcarlini@suse.de>
6806 * doc/extend.texi ([Type Traits]): Adjust per N2255.
6808 2007-04-25 Bob Wilson <bob.wilson@acm.org>
6810 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
6811 exception for divide-by-zero.
6812 (__umodsi3, __modsi3): Likewise.
6814 2007-04-25 Dirk Mueller <dmueller@suse.de>
6816 * c-typeck.c (build_compound_expr): Annotate warning()
6817 call with OPT_Wunused_value.
6818 * tree-ssa.c (warn_uninit): Annotate warning with
6820 * c-common.c (handle_sentinel_attribute): Annotate warning
6821 call with OPT_Wattributes.
6823 2007-04-25 Thiemo Seufer <ths@mips.com>
6825 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
6827 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
6828 on to the assembler. Improve handling of -mno-mips16. Add handling
6829 of -mno-mips3d, -mno-dsp, -mno-dspr2.
6830 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
6831 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
6832 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
6834 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
6837 * config/i386/winnt.c (i386_pe_file_end): Strip only
6838 USER_LABEL_PREFIX when writing export name.
6840 2007-04-25 Richard Sandiford <richard@codesourcery.com>
6842 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
6843 sh/elf.h, vx-common.h and vxworks.h.
6844 * config/sh/sh.h: Include config/vxworks-dummy.h.
6845 (SUBTARGET_OVERRIDE_OPTIONS): Define.
6846 (OVERRIDE_OPTIONS): Use it.
6847 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
6848 (vxworks_picreg): New pattern.
6849 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
6850 VXWORKS_OS_CPP_BUILTINS.
6851 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
6852 to their VXWORKS_* equivalents.
6853 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
6854 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
6855 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
6856 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
6857 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
6858 -mrtp/-fPIC multilibs.
6859 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
6860 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
6861 (MULTILIB_OSDIRNAMES): Delete.
6863 2007-04-25 Anatoly Sokolov <aesok@post.ru>
6866 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
6868 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
6870 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
6871 rounding mode to be specified by the caller.
6872 (real_to_mpfr) Likewise.
6873 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
6874 include new arguments.
6875 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
6877 2007-04-24 Ian Lance Taylor <iant@google.com>
6879 PR tree-optimization/31605
6880 * tree-vrp.c (set_value_range): Check that min and max are not
6881 both overflow infinities.
6882 (set_value_range_to_value): New static function.
6883 (extract_range_from_binary_expr): Call set_value_range_to_value.
6884 (extract_range_from_cond_expr): Likewise.
6885 (extract_range_from_expr): Likewise.
6886 (extract_range_from_unary_expr): Likewise. Don't create a range
6887 which overflows on both sides.
6888 (vrp_meet): Check for a useless range.
6889 (vrp_visit_phi_node): If we see a constant which looks like an
6890 overflow infinity, turn off the TREE_OVERFLOW flag.
6892 2007-04-24 Ian Lance Taylor <iant@google.com>
6894 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
6896 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
6899 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
6900 diagnostic message is being built.
6901 * tree-pretty-print.c (dump_generic_node): Only write the
6902 formatted text into BUFFER's stream if we are not building a
6904 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
6906 * Makefile.in (toplev.o): Depend on tree-pass.h.
6908 2007-04-24 Ian Lance Taylor <iant@google.com>
6910 PR tree-optimization/31602
6911 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
6912 conditionals in the copied loop header.
6913 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
6914 warnings if TREE_NO_WARNING is set.
6915 * doc/invoke.texi (Warning Options): Clarify that
6916 -Wstrict-overflow does not warn about loops.
6918 2007-04-24 Janis Johnson <janis187@us.ibm.com>
6920 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
6921 expand on the comment about _Decimal128 arguments and check the
6922 integer result of the modulus operation; for 64-bit ELF ABI, ensure
6923 that _Decimal128 argument uses even/odd register pair.
6924 (function_arg): Ditto.
6926 2007-04-24 Hui-May Chang <hm.chang@apple.com>
6928 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
6929 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
6931 2007-04-24 Richard Guenther <rguenther@suse.de>
6932 Olga Golovanevsky <olga@il.ibm.com>
6934 * fold-const.c (multiple_of_p): Check for bottom
6937 2007-04-24 Richard Henderson <rth@redhat.com>
6939 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
6940 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
6941 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
6942 looking for non-zero bits shifted out. Avoid a recursive call
6943 when constructing the scalar.
6944 (__floatundisf): Likewise.
6946 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
6948 * dwarf2out.c (field_byte_offset): Move the existing logic
6949 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
6950 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
6952 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6955 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
6956 length argument of 0 for memset.
6957 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
6958 unsigned shift instead of the signed variant.
6960 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
6962 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
6963 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
6964 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
6965 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
6966 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
6967 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
6968 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
6969 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
6970 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
6971 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
6972 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
6973 "mul<mode>3", "div<mode>3"): Insn definitions added.
6974 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
6975 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
6976 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
6977 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
6978 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
6979 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
6980 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
6981 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
6982 TARGET_FLOAT_FORMAT): Macro definitions removed.
6983 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
6984 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
6985 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
6986 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
6987 (s390_gen_rtx_const_DI): Function removed.
6988 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
6990 2007-04-24 Richard Sandiford <richard@codesourcery.com>
6992 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
6993 over an external ffs function.
6995 2007-04-24 Chao-ying Fu <fu@mips.com>
6996 Richard Sandiford <richard@nildram.co.uk>
6998 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
6999 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
7000 (smadd_widen_optab, umadd_widen_optab): Define.
7001 * optabs.c (init_optabs): Initialize smadd_widen_optab and
7003 * genopinit.c (optabs): Fill in smadd_widen_optab and
7005 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
7006 and umadd_widen_optab to implement multiply-add sequences.
7007 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
7008 (<u>maddsidi4): ...this. Extend condition to include
7009 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
7010 of operand 0 to "ka" and use the three-operand form of madd<u>
7012 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
7014 * config/mips/constraints.md (ka): New register constraint.
7016 2007-04-24 Jan Hubicka <j@suse.cz>
7020 2007-04-23 Jan Hubicka <jh@suse.cz>
7021 * function.c (init_function_start): Don't init line number info.
7022 (expand_function_end): Update.
7023 (reset_block_changes, record_block_change, finalize_block_changes,
7024 check_block_change, free_block_changes): Kill.
7025 * function.h (reset_block_changes, record_block_change,
7026 finalize_block_changes, check_block_change, free_block_changes):
7028 (struct function): Remove ib_boundaries_block.
7029 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7030 Use curr_insn_locator to initialize locator.
7031 (emit_line_note): Remove.
7032 * cfgexpand.c (expand_gimple_cond_expr): Update.
7033 (construct_exit_block): Likewise.
7034 (tree_expand_cfg): Initialize/finalize locators.
7035 * expr.c (expand_expr_real): Update.
7036 * cfglayout.c (line_locators_locs, line_locators_lines,
7037 file_locators_locs, file_locators_files): Remove.
7038 (set_block_levels): Move to cfgexpand.c.
7039 (insn_locators_initialize): Remove.
7040 (pass_insn_locators_initialize): Remove.
7041 (locations_locators_locs, locations_locators_vals): New static vars.
7042 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7044 (insn_locators_alloc, insn_locators_finalize,
7045 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7047 (locator_location): New.
7048 (locator_line, locator_file): Rewrite.
7049 * rtl.h (emit_line_note): Kill.
7050 (insn_locators_alloc, insn_locators_finalize,
7051 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7053 * tree-inline.c (initialize_cfun): Do not initialize
7054 ib_boundaries_block.
7055 * passes.c (pass_insn_locators_initialize): Remove.
7057 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
7059 * doc/invoke.texi: Removed leading '-' from option index entries.
7061 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7063 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
7065 (create_phi_node): Use set_phi_nodes.
7066 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
7067 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
7068 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
7069 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
7070 (bsi_start, bsi_last): Use bb_stmt_list.
7071 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
7072 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
7073 Traverse the statements using tsi iterator.
7074 * basic-block.h (struct basic_block_def): Fields stmt_list
7075 and phi_nodes moved to ...
7076 (struct tree_bb_info): ... new structure.
7077 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
7078 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
7079 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
7080 (tree_verify_flow_info): Verify that il.tree is not set for
7081 entry and exit block.
7082 (tree_split_block): Use set_bb_stmt_list.
7084 2007-04-23 Mike Stump <mrs@apple.com>
7086 * config/i386/i386.c (ix86_tune_features
7087 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
7090 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7092 * config/i386/i386.md (prefix_extra): New attribute.
7093 (length): Add prefix_extra.
7095 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
7096 (sse2_movntv2di): Likewise.
7097 (sse2_cvtps2dq): Likewise.
7098 (sse2_cvtpd2pi): Likewise.
7099 (sse2_cvttpd2pi): Likewise.
7100 (*sse2_cvtpd2ps): Likewise.
7101 (*add<mode>3): Likewise.
7102 (sse2_ssadd<mode>3): Likewise.
7103 (sse2_usadd<mode>3): Likewise.
7104 (*sub<mode>3): Likewise.
7105 (sse2_sssub<mode>3): Likewise.
7106 (sse2_ussub<mode>3): Likewise.
7107 (*mulv8hi3): Likewise.
7108 (*smulv8hi3_highpart): Likewise.
7109 (*umulv8hi3_highpart): Likewise.
7110 (sse2_umulv2siv2di3): Likewise.
7111 (sse2_pmaddwd): Likewise.
7112 (ashr<mode>3): Likewise.
7113 (lshr<mode>3): Likewise.
7114 (ashl<mode>3): Likewise.
7115 (sse2_ashlti3): Likewise.
7116 (sse2_lshrti3): Likewise.
7117 (*umaxv16qi3): Likewise.
7118 (*smaxv8hi3): Likewise.
7119 (*uminv16qi3): Likewise.
7120 (*sminv8hi3): Likewise.
7121 (sse2_eq<mode>3): Likewise.
7122 (sse2_gt<mode>3): Likewise.
7123 (*and<mode>3): Likewise.
7124 (sse2_nand<mode>3): Likewise.
7125 (*ior<mode>3): Likewise.
7126 (*xor<mode>3): Likewise.
7127 (sse2_packsswb): Likewise.
7128 (sse2_packssdw): Likewise.
7129 (sse2_packuswb): Likewise.
7130 (sse2_punpckhbw): Likewise.
7131 (sse2_punpcklbw): Likewise.
7132 (sse2_punpckhwd): Likewise.
7133 (sse2_punpcklwd): Likewise.
7134 (sse2_punpckhdq): Likewise.
7135 (sse2_punpckldq): Likewise.
7136 (sse2_punpckhqdq): Likewise.
7137 (sse2_punpcklqdq): Likewise.
7138 (*sse2_pinsrw): Likewise.
7139 (*sse2_pextrw): Likewise.
7140 (sse2_pshufd_1): Likewise.
7141 (sse2_uavgv16qi3): Likewise.
7142 (sse2_uavgv8hi3): Likewise.
7143 (sse2_psadbw): Likewise.
7144 (sse2_pmovmskb): Likewise.
7145 (*sse2_maskmovdqu): Likewise.
7146 (*sse2_maskmovdqu_rex64): Likewise.
7147 (sse4a_extrqi): Likewise.
7148 (sse4a_extrq): Likewise.
7149 (sse3_lddqu): Set prefix_rep.
7150 (sse3_addsubv4sf3): Likewise.
7151 (sse3_haddv4sf3): Likewise.
7152 (sse3_hsubv4sf3): Likewise.
7153 (sse_cvtss2si): Likewise.
7154 (sse_cvtss2si_2): Likewise.
7155 (sse_cvtss2siq): Likewise.
7156 (sse_cvtss2siq_2): Likewise.
7157 (sse_cvttss2si): Likewise.
7158 (sse_cvttss2siq): Likewise.
7159 (sse2_cvttps2dq): Likewise.
7160 (sse3_movshdup): Likewise.
7161 (sse3_movsldup): Likewise.
7162 (sse2_cvtsd2si): Likewise.
7163 (sse2_cvtsd2si_2): Likewise.
7164 (sse2_cvtsd2siq): Likewise.
7165 (sse2_cvtsd2siq_2): Likewise.
7166 (sse2_cvttsd2si): Likewise.
7167 (sse2_cvttsd2siq): Likewise.
7168 (*sse2_cvtpd2dq): Likewise.
7169 (*sse2_cvttpd2dq): Likewise.
7170 (sse2_pshuflw_1): Likewise.
7171 (sse2_pshufhw_1): Likewise.
7172 (sse4a_insertqi): Likewise.
7173 (sse4a_insertq): Likewise.
7174 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
7175 (ssse3_phadddv4si3): Likewise.
7176 (ssse3_phaddswv8hi3): Likewise.
7177 (ssse3_phsubwv8hi3): Likewise.
7178 (ssse3_phsubdv4si3): Likewise.
7179 (ssse3_phsubswv8hi3): Likewise.
7180 (ssse3_pmaddubswv8hi3): Likewise.
7181 (ssse3_pmulhrswv8hi3): Likewise.
7182 (ssse3_pshufbv16qi3): Likewise.
7183 (ssse3_psign<mode>3): Likewise.
7184 (ssse3_palignrti): Likewise.
7185 (abs<mode>2): Likewise.
7186 (ssse3_phaddwv4hi3): Set prefix_extra.
7187 (ssse3_phadddv2si3): Likewise.
7188 (ssse3_phaddswv4hi3): Likewise.
7189 (ssse3_phsubwv4hi3): Likewise.
7190 (ssse3_phsubdv2si3): Likewise.
7191 (ssse3_phsubswv4hi3): Likewise.
7192 (ssse3_pmaddubswv4hi3): Likewise.
7193 (ssse3_pmulhrswv4hi3): Likewise.
7194 (ssse3_pshufbv8qi3): Likewise.
7195 (ssse3_psign<mode>3): Likewise.
7196 (ssse3_palignrdi): Likewise.
7197 (abs<mode>2): Likewise.
7198 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
7199 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
7200 (sse2_pmovmskb): Set mode to SI instead of V2DF.
7202 2007-04-23 Nick Clifton <nickc@redhat.com>
7204 * params.def: Fix formatting of emacs local variables.
7206 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
7208 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
7209 move if inter-unit move isn't allowed.
7210 Don't split moving the first element of V2DI to DI to inter-unit
7211 move if inter-unit move isn't allowed.
7213 2007-04-23 Richard Guenther <rguenther@suse.de>
7215 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
7216 and CDI_POST_DOMINATORS separately.
7218 2007-04-23 Nick Clifton <nickc@redhat.com>
7220 * c.opt (Wformat-contains-nul): Add warning attribute.
7222 2007-04-23 Jan Hubicka <jh@suse.cz>
7224 * function.c (init_function_start): Don't init line number info.
7225 (expand_function_end): Update.
7226 (reset_block_changes, record_block_change, finalize_block_changes,
7227 check_block_change, free_block_changes): Kill.
7228 * function.h (reset_block_changes, record_block_change,
7229 finalize_block_changes, check_block_change, free_block_changes):
7231 (struct function): Remove ib_boundaries_block.
7232 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
7233 Use curr_insn_locator to initialize locator.
7234 (emit_line_note): Remove.
7235 * cfgexpand.c (expand_gimple_cond_expr): Update.
7236 (construct_exit_block): Likewise.
7237 (tree_expand_cfg): Initialize/finalize locators.
7238 * expr.c (expand_expr_real): Update.
7239 * cfglayout.c (line_locators_locs, line_locators_lines,
7240 file_locators_locs, file_locators_files): Remove.
7241 (set_block_levels): Move to cfgexpand.c.
7242 (insn_locators_initialize): Remove.
7243 (pass_insn_locators_initialize): Remove.
7244 (locations_locators_locs, locations_locators_vals): New static vars.
7245 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
7247 (insn_locators_alloc, insn_locators_finalize,
7248 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7250 (locator_location): New.
7251 (locator_line, locator_file): Rewrite.
7252 * rtl.h (emit_line_note): Kill.
7253 (insn_locators_alloc, insn_locators_finalize,
7254 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
7256 * tree-inline.c (initialize_cfun): Do not initialize
7257 ib_boundaries_block.
7258 * passes.c (pass_insn_locators_initialize): Remove.
7260 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
7263 * expr.c (reduce_to_bit_field_precision): Handle
7266 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
7268 PR tree-optimization/24659
7269 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
7270 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
7271 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
7272 * genopinit.c (optabs): Rename vec_pack_mod_optab
7273 to vec_pack_trunc_optab.
7274 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
7275 early for scalar floating point operands for NOP_EXPR.
7276 (vectorizable_type_promotion): Ditto.
7277 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
7278 vec_pack_trunc_optab.
7279 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
7281 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
7282 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
7283 Rename from VEC_PACK_MOD_EXPR.
7284 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
7285 * expr.c (expand_expr_real_1): Ditto.
7286 * tree-inline.c (estimate_num_insns_1): Ditto.
7287 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
7289 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
7290 (vec_unpacks_lo_v4sf): Ditto.
7291 (vec_pack_trunc_v2df): Ditto.
7292 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
7293 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7294 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
7296 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
7298 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
7300 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
7301 Rename from VEC_PACK_MOD_EXPR. This expression also represent
7302 packing of floating point operands.
7303 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
7304 represent unpacking of floating point operands.
7305 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
7306 [vec_unpacks_hi]: Ditto.
7307 [vec_unpacks_lo]: Ditto.
7309 2007-04-22 Jan Hubicka <jh@suse.cz>
7311 * final.c (rest_of_handle_final): Call
7312 targetm.asm_out.constructor/targetm.asm_out.destructor
7313 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
7314 proper priority via decl_*_priority_insert.
7315 * c-common.c (c_expand_body): Likewise.
7317 2007-04-22 Richard Guenther <rguenther@suse.de>
7319 PR tree-optimization/29789
7320 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
7321 (rewrite_reciprocal): New helper split out from
7322 determine_invariantness_stmt.
7323 (rewrite_bittest): Likewise.
7324 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
7325 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
7328 2007-04-22 Revital Eres <eres@il.ibm.com>
7330 * loop-unroll.c (var_to_expand): New field to support also
7331 insns of the form x = something + x.
7332 (analyze_insn_to_expand_var): Use it.
7333 (expand_var_during_unrolling): Likewise.
7335 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7337 * predict.c: Include pointer-set.h.
7338 (bb_predictions): New variable.
7339 (tree_predicted_by_p, tree_predict_edge,
7340 remove_predictions_associated_with_edge): Use bb_predictions map
7341 instead of bb->predictions.
7342 (clear_bb_predictions, assert_is_empty): New functions.
7343 (combine_predictions_for_bb): Use bb_predictions map. Call
7344 clear_bb_predictions.
7345 (tree_estimate_probability): Create and free bb_predictions map.
7346 * Makefile.in (predict.o): Add pointer-set.h dependency.
7347 * basic-block.h (struct basic_block_def): Remove predictions
7349 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
7351 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
7354 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
7357 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7359 * timevar.c (timevar_print): Change reference of --disable-checking to
7360 --enable-checking=release. Also warn if assert checking is disabled.
7362 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7365 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
7366 decl as addressable if the compound literal was marked as
7368 Mark the decl as a gimple register if it is a complex or
7369 vector decl and does not live in memory.
7371 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7373 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
7374 (GENERIC_NEXT): New function macro.
7375 (PHI_CHAIN): Use phi_node's new chain variable.
7376 (tree_phi_node): Change tree_common to tree_base
7377 and add the chain field.
7378 * tree-phinodes.c (make_phi_node): Don't set
7379 TREE_TYPE on the new node.
7380 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
7381 instead of checking GIMPLE_TUPLE_P in chain_next.
7382 * tree-vect-transform.c
7383 (get_initial_def_for_induction): Look at
7384 PHI_RESULT_TREE for the type of the phi node.
7385 (update_vuses_to_preheader): Use PHI_CHAIN
7386 instead of TREE_CHAIN on the phi node.
7387 * tree-ssa-structalias.c (compute_points_to_sets):
7389 (ipa_pta_execute): Likewise.
7391 2007-04-21 Richard Guenther <rguenther@suse.de>
7394 * fold-const.c (fold_unary): Call fold_convert_const on the
7397 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
7399 * gcse.c (store_killed_in_insn): Handle PARALLELs.
7400 (store_killed_in_pat): New.
7402 2007-04-20 Richard Henderson <rth@redhat.com>
7405 * config/i386/i386.c (type_has_variadic_args_p): Look for any
7406 TREE_LIST with a void_type_node value, not void_list_node exactly.
7408 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
7410 * doc/standards.texi: Re-arrange into language-specific
7411 subsections. Add a C++ section, documenting which standards we
7414 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
7416 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
7417 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
7419 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
7421 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
7422 ecrti.o and crtbegin.o.
7423 (LIB_DEFAULT_SPEC): Include -lc.
7424 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
7426 2007-04-20 Richard Henderson <rth@redhat.com>
7429 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
7430 argument; update all callers.
7431 (get_unaligned_offset): New.
7432 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
7433 get_unaligned_address, just pass on the address directly.
7434 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
7435 the subreg in the helper patterns.
7436 (unaligned_extendqidi_le): Use get_unaligned_offset.
7437 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
7438 (unaligned_extendhidi_be): Likewise.
7439 (unaligned_extendhidi): Tidy.
7440 * config/alpha/alpha-protos.h: Update.
7442 2007-04-20 Richard Henderson <rth@redhat.com>
7444 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
7445 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
7446 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
7447 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7448 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7449 (CPP_SPEC): Don't include %(cpp_subtarget).
7450 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
7451 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
7452 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
7454 2007-04-20 Jakub Jelinek <jakub@redhat.com>
7456 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
7457 for __builtin_ia32_cmpordss.
7459 PR tree-optimization/31632
7460 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
7461 and arg1 for optimizations of comparison against min/max values.
7462 Fold arg0 to arg1's type for optimizations of comparison against
7463 min+1 and max-1 values.
7465 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
7467 * reload.c (combine_reloads): When trying to use a dying register,
7468 check whether it's uninitialized and don't use if so.
7470 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
7472 * fold-const.c: Remove prototypes for native_encode_expr and
7473 native_interpret_expr.
7474 (native_encode_expr): Make non-static.
7475 (native_interpret_expr): Likewise.
7476 * tree.h: Add prototypes for the above.
7478 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7480 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
7481 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
7482 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
7483 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
7484 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
7485 Add length attributes.
7487 2007-04-19 Janis Johnson <janis187@us.ibm.com>
7489 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
7492 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
7493 __STDC_WANT_DEC_FP__.
7495 2007-04-19 Joseph Myers <joseph@codesourcery.com>
7497 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
7498 for long double compatibility.
7499 * configure: Regenerate.
7501 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
7503 PR rtl-optimization/29841
7504 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
7506 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
7507 that may cause control flow transfer from being moved.
7509 2007-04-18 Jan Hubicka <jh@suse.cz>
7511 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
7514 2007-04-18 Eric Christopher <echristo@apple.com>
7516 * config/rs6000/darwin.md (load_macho_picbase): Use link register
7517 only. Update operands.
7518 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
7519 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
7520 link register to pic register.
7522 2007-04-18 Dirk Mueller <dmueller@suse.de>
7525 * tree-vrp.c (search_for_addr_array): New.
7526 (check_array_bounds): Suppress warning about
7527 address taken of array refs if its not de-referenced.
7529 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7531 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
7532 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
7534 * tree-vectorizer.h (NITERS_KNOWN_P): New.
7535 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
7536 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
7538 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
7540 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
7542 (vect_analyze_scalar_cycles): Fix indentation.
7543 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
7544 (vect_mark_relevant): Include phis in relevance analysis.
7546 * tree-vect-transform.c (vect_transform_loop): Add an assert.
7548 2007-04-18 Anatoly Sokolov <aesok@post.ru>
7550 * config/avr/avr.c (ptrreg_to_str): Replace error() with
7551 output_operand_lossage().
7553 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7555 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
7556 the unused code for reduction without adjust-in-epilog to simplify the
7559 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
7561 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
7562 (S390_TDC_NEGATIVE_ZERO): New constant.
7563 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
7564 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
7565 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
7566 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
7567 (S390_TDC_POSITIVE_INFINITY): New constant.
7568 (S390_TDC_NEGATIVE_INFINITY): New constant.
7569 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
7570 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
7571 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
7572 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
7573 (S390_TDC_INFINITY): New constant.
7574 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
7575 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
7576 optimization for UNSPEC_CCZ_TO_INT.
7577 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
7578 ("*ccz_to_int"): New insn.
7579 ("isinf<mode>2"): New insn.
7580 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
7581 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
7582 (UNSPEC_CCZ_TO_INT): New constant.
7584 2007-04-18 Richard Guenther <rguenther@suse.de>
7586 PR tree-optimization/19431
7587 PR tree-optimization/21463
7588 * tree-pass.h (pass_phiprop): Declare.
7589 * passes.c (init_optimization_passes): New phiprop pass.
7590 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
7591 (phivn_valid_p): New helper function.
7592 (phiprop_insert_phi): Likewise.
7593 (propagate_with_phi): Likewise.
7594 (tree_ssa_phiprop): New propagator propagating loads
7595 through phi nodes if profitable.
7597 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
7599 * tree-vect-analyze.c (process_use): New function.
7600 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
7601 Check phis in all bbs.
7602 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
7605 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
7607 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
7610 2007-04-17 Anatoly Sokolov <aesok@post.ru>
7613 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
7616 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
7618 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
7620 (sse_vmmulv4sf3): Likewise.
7621 (sse2_vmaddv2df3): Likewise.
7622 (sse2_vmmulv2df3): Likewise.
7624 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
7626 PR rtl-optimization/31360
7627 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
7628 (target_reg_cost): New.
7629 (init_set_costs): Initialize target_reg_cost. Add comments
7630 regarding the rationale of the costs.
7631 (global_cost_for_size): Renamed to...
7632 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
7633 of register pressure.
7634 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
7635 estimate_reg_pressure_cost. Add number of ivs.
7636 (determine_set_costs): Dump target_reg_cost.
7637 * loop-invariant.c (gain_for_invariant): Use
7638 estimate_reg_pressure_cost. Removed n_inv_uses argument.
7639 (best_gain_for_invariant, find_invariants_to_move): Remove
7641 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
7642 (target_reg_cost): Declare.
7643 (global_cost_for_size): Declaration removed.
7644 (estimate_reg_pressure_cost): Declare.
7646 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
7648 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
7649 regnos into even/odd register pairs.
7650 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
7651 TDmode similar to the other floating point modes.
7652 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
7653 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
7655 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
7656 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
7657 (movdd_hardfloat64): Use TARGET_MFPGPR.
7659 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
7661 * reload1.c (delete_output_reload): Don't count output in n_inherited.
7664 2005-01-05 Richard Henderson <rth@redhat.com>
7666 * reload1.c (do_input_reload): Restrict the optimization deleteing
7667 a previous output reload to RELOAD_FOR_INPUT.
7669 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
7671 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
7672 induc_vec_info_type.
7673 (vectorizable_induction): New function declaration.
7674 * tree-vect-transform.c (get_initial_def_for_induction): No need to
7675 check if already vectorized. Find first place in BB where new stmts
7676 can be inserted. Takes only one argument.
7677 (vectorizable_induction): New function.
7678 (vect_transform_stmt): Add case for induc_vec_info_type to call
7679 vectorizable_induction.
7680 (vect_transform_loop): Consider phis for vectorization.
7681 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
7683 (analyze_operations): Call vectorizable_induction when analyzing phis.
7685 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
7686 (vect_mark_relevant): Include phis in relevance analysis.
7687 (vect_mark_stmts_to_be_vectorize): Likewise.
7688 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
7690 2007-04-16 Lawrence Crowl <crowl@google.com>
7692 * doc/invoke.texi (Debugging Options): Add documentation for the
7693 -femit-struct-debug options -femit-struct-debug-baseonly,
7694 -femit-struct-debug-reduced, and
7695 -femit-struct-debug-detailed[=...].
7697 * c-opts.c (c_common_handle_option): Add
7698 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
7699 and OPT_femit_struct_debug_detailed_.
7700 * c.opt: Add specifications for
7701 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
7702 and -femit-struct-debug-detailed[=...].
7703 * opts.c (set_struct_debug_option): Parse the
7704 -femit-struct-debug-... options.
7705 * opts.c (matches_main_base, main_input_basename,
7706 main_input_baselength, base_of_path, matches_main_base): Add
7707 variables and functions to compare header base name to compilation
7709 * opts.c (should_emit_struct_debug): Add to determine to emit a
7710 structure based on the option.
7711 (dump_struct_debug) Also disabled function to debug this
7713 * opts.c (handle_options): Save the base name of the
7716 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
7717 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
7718 This hook indicates if a type is generic. Set it by default
7720 * langhooks.h (struct lang_hooks_for_types): Add a new hook
7721 to determine if a struct type is generic or not.
7722 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
7723 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
7724 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
7727 * flags.h (enum debug_info_usage): Add an enumeration to describe
7728 a program's use of a structure type.
7729 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
7730 to indicate the program's usage of the type. Filter structs based
7731 on the -femit-struct-debug-... specification.
7732 (gen_type_die): Split into two routines, gen_type_die and
7733 gen_type_die_with_usage. gen_type_die is now a wrapper
7734 that assumes direct usage.
7735 (gen_type_die_with_usage): Replace calls to gen_type_die
7736 with gen_type_die_with_usage adding the program usage of
7737 the referenced type.
7738 (dwarf2out_imported_module_or_decl): Suppress struct debug
7739 information using should_emit_struct_debug when appropriate.
7741 2007-04-16 Ian Lance Taylor <iant@google.com>
7743 PR tree-optimization/31522
7744 * tree-vrp.c (vr_phi_edge_counts): New static variable.
7745 (vrp_initialize): Allocate vr_phi_edge_counts.
7746 (vrp_visit_phi_node): Don't push to infinity if we saw a new
7747 executable edge. Drop test for all constants.
7748 (vrp_finalize): Free vrp_phi_edge_counts.
7750 * doc/cpp.texi (Common Predefined Macros): Clarify description of
7751 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
7753 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
7754 predecessors at head rather than tail.
7756 2007-04-16 Matthias Klose <doko@debian.org>
7758 * config/alpha/linux.h (CPP_SPEC): Define.
7759 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
7761 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
7763 * function.h: Remove sequence_stack extern declaration.
7765 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7767 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
7769 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
7772 2007-04-16 Anatoly Sokolov <aesok@post.ru>
7774 * config/avr/avr.c (avr_arch_types): Rearranging array.
7775 (enum avr_arch): Add.
7776 (avr_mcu_types): Use avr_arch enumeration constants instead of
7778 * config/avr/avr.h (LINK_SPEC): Simplify.
7780 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
7782 * config/m68k/m68k.c (m68k_libcall_value,
7783 m68k_function_value): Use macros for register names more.
7785 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
7787 (M68K_REGNAME): Use A6_REG.
7788 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
7790 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7793 * sched-int.h (struct deps): Split field 'pending_lists_length' into
7794 'pending_read_list_length' and 'pending_write_list_length'. Update
7796 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
7797 to handle two length counters instead of one. Update all uses.
7798 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
7799 two length counters instead of one.
7800 * sched-rgn.c (propagate_deps): Update to handle two length counters
7803 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
7806 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
7807 copy of source, pass it to ix86_expand_vector_set and return
7810 2007-04-16 David Ung <davidu@mips.com>
7811 Joseph Myers <joseph@codesourcery.com>
7813 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
7814 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
7815 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
7816 Add 74K processor information.
7817 * config/mips/mips.md: Include 74k.md.
7818 (cpu): Add 74kc,74kf,74kx.
7819 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
7820 * config/mips/74k.md: New.
7821 * doc/invoke.texi (MIPS Options): Document 74K support.
7823 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
7825 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
7826 vectorizable_* functions.
7827 * tree-vect-transform.c (vectorizable_call): Add check for
7828 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
7829 (vectorizable_store): likewise.
7830 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
7832 (vectorizable_operation, vectorizable_type_demotion): Likewise.
7833 (vectorizable_type_promotion, vectorizable_load): Likewise.
7834 (vectorizable_live_operation, vectorizable_condition): Likewise.
7835 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
7837 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
7839 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7841 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
7842 register numbers more.
7843 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
7844 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
7845 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
7846 FUNCTION_VALUE_REGNO_P): Likewise.
7847 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
7848 STATIC_CHAIN_REGNUM): Likewise.
7849 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
7850 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
7851 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
7852 * config/m68k/m68k.md (FP_REG): New.
7854 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7856 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
7859 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
7861 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
7862 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
7865 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
7867 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
7870 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
7873 * c-decl.c (finish_decl): Grab the type of the decl after the call
7874 to store_init_value.
7876 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
7878 * common.opt (fforward-propagate): Fix "Optimization" annotation.
7880 2007-04-14 Jakub Jelinek <jakub@redhat.com>
7883 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
7884 dominators, post dominators and cleanup cfg before returning.
7886 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
7888 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
7889 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
7891 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
7893 * config.gcc: Recognize fido.
7894 * config/m68k/m68k-devices.def (fidoa): New.
7895 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
7897 (FL_FIDOA, TARGET_FIDOA): New.
7898 * config/m68k/m68k.opt (mfidoa): New.
7900 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7903 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
7904 when a personality function is used.
7906 2007-04-13 Bob Wilson <bob.wilson@acm.org>
7908 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
7910 2007-04-13 Mike Stump <mrs@apple.com>
7912 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
7914 * config/darwin.opt (fapple-kext): Make C++ only.
7915 * config/darwin.c (darwin_override_options): Remove code to ensure
7916 -fapple-kext is given for C++ only.
7918 2007-04-13 Richard Sandiford <richard@codesourcery.com>
7920 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
7921 * config/mips/mips.c (override_options): Call
7922 SUBTARGET_OVERRIDE_OPTIONS, if defined.
7924 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7926 * config/i386/i386.opt (msvr3-shlib): Removed.
7928 * doc/invoke.texi: Remove -msvr3-shlib.
7930 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
7932 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
7933 with "popcnt" instruction.
7935 2007-04-13 Richard Guenther <rguenther@suse.de>
7937 PR tree-optimization/21258
7938 * tree-vrp.c (compare_case_labels): New helper.
7939 (find_switch_asserts): New function.
7940 (find_assert_locations): Call it for SWITCH_EXPRs.
7942 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
7944 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
7945 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
7946 check is now implied in X87_FLOAT_MODE_P.
7947 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
7948 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
7949 (fix_trunc<mode>_i386_fisttp): Ditto.
7950 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
7951 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
7952 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
7953 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
7954 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
7955 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
7956 (unnamed_splitters): Ditto.
7957 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
7958 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
7959 FIRST_SSE_REG for local functions when SSE math is enabled or
7960 for functions with sseregparm attribute.
7961 (standard_80387_constant_p): Return -1 if mode is not
7963 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
7964 (ix86_expand_compare): Ditto.
7965 (ix86_expand_carry_flag_compare): Ditto.
7966 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
7967 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
7968 DECIMAL_FLOAT_MODE_P.
7969 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
7970 of SCALAR_FLOAT_MODE_P.
7971 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
7972 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
7973 checks before FLOAT_MODE_P.
7974 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
7975 before FLOAT_MODE_P.
7980 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
7982 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
7983 Charles Wilson <libtool@cwilson.fastmail.fm>
7985 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
7986 (libgcc.mvars): Don't depend on them.
7987 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
7988 * exec-tool.in: New.
7990 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
7992 * doc/invoke.text (--help): Document --help=common.
7994 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
7996 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
7998 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8000 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
8001 * genemit.c (main): Emit #include "integrate.h".
8002 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
8003 (LOADGP_RTP): New mips_loadgp_style.
8004 * config/mips/mips.h: Include config/vxworks-dummy.h.
8005 (TARGET_RTP_PIC): New macro.
8006 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
8007 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
8008 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
8010 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
8011 -mvxworks-pic when using -mrtp and a PIC option.
8012 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
8014 (mips_symbolic_constant_p, mips_symbolic_address_p)
8015 (mips_symbol_insns): Handle SYMBOL_HALF.
8016 (override_options): Warn about -G and -mrtp being used together.
8017 Initialize mips_lo_relocs[SYMBOL_HALF].
8018 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
8019 (mips_emit_loadgp): Handle LOADGP_RTP.
8020 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
8021 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
8022 (tablejump): Handle function-relative case table entries if
8024 * config/mips/predicates.md (symbol_ref_operand): New predicate.
8026 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8028 * config/mips/mips.md (load_call<mode>): Allow any general register.
8030 (sibcall_value_internal, sibcall_value_multiple_internal)
8031 (call_value_internal, call_value_split, call_value_multiple_internal)
8032 (call_value_multiple_split): Remove constraints from operand 0.
8034 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8036 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
8037 rather than loadgp_noshared.
8038 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
8039 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
8041 * config/mips/mips.md (loadgp): Rename to...
8042 (loadgp_newabi): ...this.
8043 (loadgp_noshared): Rename to...
8044 (loadgp_absolute): ...this.
8046 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8048 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
8049 false for locally-binding symbols.
8050 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
8052 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8054 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
8055 (SYMBOL_GOT_PAGE_OFST): ...this.
8056 (SYMBOL_GOT_GLOBAL): Rename to...
8057 (SYMBOL_GOT_DISP): ...this.
8058 (SYMBOL_GOTOFF_GLOBAL): Rename to...
8059 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
8060 * config/mips/mips.c (mips_global_symbol_p): New function.
8061 (mips_symbol_binds_local_p): Likewise.
8062 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
8063 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
8064 mips_global_symbol_p and mips_symbol_binds_local_p.
8065 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
8066 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
8067 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
8069 (mips_ok_for_lazy_binding_p): New function.
8070 (mips_load_call_address, mips_expand_call): Use it.
8071 (mips_dangerous_for_la25_p): Likewise.
8072 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
8073 (*got_disp<mode>): Use got_disp_operand instead of
8074 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
8075 SYMBOL_GOTOFF_GLOBAL.
8076 (*got_page<mode>): Use got_page_ofst_operand instead of
8078 * config/mips/predicates.md (const_call_insn_operand): Use
8079 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
8080 (global_got_operand): Rename to...
8081 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
8083 (local_got_operand): Rename to...
8084 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
8085 of SYMBOL_GOT_LOCAL.
8087 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8089 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
8090 TARGET_CALL_CLOBBERED_GP.
8091 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8092 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
8093 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
8094 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
8095 of TARGET_ABICALLS && !TARGET_NEWABI.
8096 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8097 * config/mips/mips.c (mips_load_call_address): Check
8098 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8099 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8100 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
8101 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
8102 TARGET_ABICALLS && TARGET_NEWABI.
8103 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
8105 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
8106 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
8107 TARGET_ABICALLS && TARGET_NEWABI.
8108 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
8109 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
8110 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
8111 whether indirect calls must use $25.
8112 (mips_extra_live_on_entry): Check TARGET_GOT instead of
8114 * config/mips/mips.md (jal_macro): Check flag_pic and
8115 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
8116 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
8117 instead of TARGET_ABICALLS.
8118 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
8119 TARGET_ABICALLS && TARGET_OLDABI.
8120 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
8121 (sibcall): In the comment above the define_insn, mention
8122 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
8123 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
8124 instead of TARGET_ABICALLS.
8126 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
8128 * doc/md.texi (Blackfin family constraints): Document PA and PB.
8129 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
8130 (MACFLAGS_MATCH_P): New macro.
8131 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
8132 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
8133 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
8134 the other MACFLAG constants.
8135 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
8136 (flag_machi): Tighten constraints. Renumber some of the operands.
8137 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
8139 (flag_machi_parts_acconly): New pattern.
8140 (flag_macinithi): Tighten constraints. Allow any accumulator to be
8142 (flag_macinit1hi): Tighten constraints.
8143 (flag_mul_macv2hi_parts_acconly): New pattern.
8145 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
8146 Use a more efficient implementation.
8147 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
8148 inline sequences when not optimizing for size.
8150 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
8151 movhi_high2low): Delete, merge functionality into...
8152 (packv2hi): ... this pattern.
8154 2007-02-11 Jie Zhang <jie.zhang@analog.com>
8155 * config/bfin/bfin.opt (msim): New option.
8156 (mcpu=): New option.
8157 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
8158 (bfin_cpu_t): Typedef of enum bfin_cpu.
8159 (bfin_cpu_type): New declaration.
8160 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
8161 -msim and -mcpu= options.
8162 (LIB_SPEC): Likewise.
8163 * config/bfin/bfin.c (bfin_cpu_type): Define.
8164 (bfin_handle_option): Handle -mcpu= option.
8165 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
8166 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
8167 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
8169 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8171 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
8172 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
8173 (powerpc-wrs-vxworksae): Use ${tm_file}.
8174 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
8175 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
8176 * config/i386/vx-common.h: New file.
8178 2007-04-12 Richard Sandiford <richard@codesourcery.com>
8180 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
8183 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
8185 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
8188 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
8192 * c-common.c (c_build_qualified_type): Set canonical type
8195 2007-04-12 Richard Guenther <rguenther@suse.de>
8197 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
8198 lower bound and element size if lower bound is not zero
8199 or either of the ARRAY_REF operands is set.
8201 2007-04-12 Richard Guenther <rguenther@suse.de>
8203 PR tree-optimization/24689
8204 PR tree-optimization/31307
8205 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
8207 * gimplify.c (canonicalize_addr_expr): To be consistent with
8208 gimplify_compound_lval only set operands two and three of
8209 ARRAY_REFs if they are not gimple_min_invariant. This makes
8210 it never at this place.
8211 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
8213 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8215 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
8216 null before emitting a .nsubspa directive.
8218 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8220 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
8221 need_to_partition_p if there are no memory statements in the
8224 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8226 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
8227 (gcd_of_steps_may_divide_p): New function.
8228 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
8230 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8232 * reload.c (find_reloads_toplev, find_reloads_address,
8233 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
8234 not a pointer equality test, to decide if we need to call
8235 push_reg_equiv_alt_mem.
8237 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
8239 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
8240 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
8242 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
8244 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
8246 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
8247 vector to be positive.
8249 2007-04-11 Diego Novillo <dnovillo@redhat.com>
8253 * doc/invoke.texi: Document --params max-aliased-vops and
8255 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
8256 debug_memory_partitions): Move to tree-flow.h
8257 * params.h (AVG_ALIASED_VOPS): Define.
8258 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
8260 (mp_info_t): Likewise.
8261 (get_mem_sym_stats_for): New.
8262 (set_memory_partition): Move from tree-flow-inline.h.
8263 (mark_non_addressable): Only clear the set of symbols for the
8264 partition if it exists.
8265 (dump_memory_partitions): Move from tree-ssa-operands.c
8266 (debug_memory_partitions): Likewise.
8267 (need_to_partition_p): New.
8268 (dump_mem_ref_stats): New.
8269 (debug_mem_ref_stats): New.
8270 (dump_mem_sym_stats): New.
8271 (debug_mem_sym_stats): New.
8272 (update_mem_sym_stats_from_stmt): New.
8273 (compare_mp_info_entries): New.
8274 (mp_info_cmp): Call it.
8275 (sort_mp_info): Change argument to a list of mem_sym_stats_t
8277 (get_mpt_for): Move from tree-ssa-operands.c.
8278 (find_partition_for): New.
8279 (create_partition_for): Remove.
8280 (estimate_vop_reduction): New.
8281 (update_reference_counts): New.
8282 (build_mp_info): New.
8283 (compute_memory_partitions): Refactor.
8284 Document new heuristic.
8285 Call build_mp_info, update_reference_counts,
8286 find_partition_for and estimate_vop_reduction.
8287 (compute_may_aliases): Populate virtual operands before
8288 calling debugging dumps.
8289 (delete_mem_sym_stats): New.
8290 (delete_mem_ref_stats): New.
8291 (init_mem_ref_stats): New.
8292 (init_alias_info): Call it.
8293 (maybe_create_global_var): Remove alias_info argument.
8294 Get number of call sites and number of pure/const call sites
8295 from gimple_mem_ref_stats().
8296 (dump_alias_info): Call dump_memory_partitions first.
8297 (dump_points_to_info_for): Show how many times a pointer has
8299 * opts.c (decode_options): For -O2 set --param
8300 max-aliased-vops to 500.
8301 For -O3 set --param max-aliased-vops to 1000 and --param
8302 avg-aliased-vops to 3.
8303 * fortran/options.c (gfc_init_options): Remove assignment to
8305 * tree-flow-inline.h (gimple_mem_ref_stats): New.
8306 * tree-dfa.c (dump_variable): Dump memory reference
8308 Dump NO_ALIAS* settings.
8309 (referenced_var_lookup): Tidy.
8310 (mem_sym_stats): New.
8311 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
8312 and ORIG are different SSA names for a memory partition.
8313 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
8314 * tree-flow.h (struct mem_sym_stats_d): Define.
8315 (mem_sym_stats_t): Define.
8316 (struct mem_ref_stats_d): Define.
8317 (struct gimple_df): Add field mem_ref_stats.
8318 (enum noalias_state): Define.
8319 (struct var_ann_d): Add bitfield noalias_state.
8320 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
8321 debug_mem_ref_stats, debug_memory_partitions,
8322 debug_mem_sym_stats): Declare.
8323 * tree-ssa-structalias.c (update_alias_info): Update call
8324 sites, pure/const call sites and asm sites in structure
8325 returned by gimple_mem_ref_stats.
8326 Remove local variable IS_POTENTIAL_DEREF.
8327 Increase NUM_DEREFS if the memory expression is a potential
8329 Call update_mem_sym_stats_from_stmt.
8330 If the memory references memory, call
8331 update_mem_sym_stats_from_stmt for all the direct memory
8332 symbol references found.
8333 (intra_create_variable_infos): Set noalias_state field for
8334 pointer arguments according to the value of
8335 flag_argument_noalias.
8336 * tree-ssa-structalias.h (struct alias_info): Remove fields
8337 num_calls_found and num_pure_const_calls_found.
8338 (update_mem_sym_stats_from_stmt): Declare.
8339 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
8340 Set default value to 100.
8341 (PARAM_AVG_ALIASED_VOPS): Define.
8343 2007-04-11 Richard Guenther <rguenther@suse.de>
8346 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
8347 a * -b + c as c - a * b if we honor sign dependent rounding.
8349 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
8351 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
8353 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
8354 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
8356 (initialize_trampoline): Don't use old-style function definition.
8357 (bfin_secondary_reload): Mark IN_P argument as unused.
8359 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
8361 PR tree-optimization/31343
8362 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
8363 (build_polynomial_chrec): Return a scalar when the evolution is zero.
8364 * testsuite/gcc.dg/vect/pr31343.c: New.
8366 2007-04-10 Eric Christopher <echristo@apple.com>
8368 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
8369 * config/i386/i386.md (*cmpfp0): Use.
8370 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
8371 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
8372 (fix_trunc<mode>_i386_fisttp): Ditto.
8373 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
8374 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
8375 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
8376 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
8377 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
8378 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
8379 (unnamed_splitters): Ditto.
8380 * config/i386/i386.c (output_fix_trunc): Assert that
8381 we're not being passed a TFmode operand.
8383 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
8385 PR tree-optimization/31526
8386 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
8387 n_basic_blocks to find newly added blocks.
8389 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
8391 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
8393 (fix_trunc<mode>si_sse): Ditto.
8394 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
8395 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
8396 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
8397 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
8398 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
8399 expander using SSEMODEF mode macro.
8400 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
8401 expander using SSEMODEF mode macro.
8402 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
8403 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
8404 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
8405 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
8406 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
8407 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
8408 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
8409 Macroize insn using X87MODEF mode macro.
8411 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
8413 * config/i386/sse.md (sse2_pinsrw): Removed.
8414 (sse2_pextrw): Renamed to ...
8415 (*sse2_pextrw): This.
8417 2007-04-09 Jan Hubicka <jh@suse.cz>
8420 * config/i386/sse.md
8421 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
8422 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
8423 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
8424 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
8426 2007-04-09 Jan Hubicka <jh@suse.cz>
8428 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
8429 multiple fields of union.
8431 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
8433 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
8434 (create_preheaders): Check that loops are available.
8435 (fix_loop_structure): Clean up, improve comments.
8436 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
8437 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
8439 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
8440 * predict.c (tree_estimate_probability): Do not call
8441 calculate_dominance_info. Call create_preheaders.
8442 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
8443 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
8445 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
8446 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
8447 * tree-cfg.c (tree_split_edge): Make an assert more precise.
8448 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
8451 2007-04-08 Jan Hubicka <jh@suse.cz>
8453 * tree.h (maybe_fold_offset_to_component_ref): Declare.
8454 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
8455 * fold-const.c (fold_unary): Use it.
8457 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
8459 * varasm.c (assemble_variable): Remove call to
8460 lang_hooks.decls.prepare_assemble_variable.
8461 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
8462 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
8463 * langhooks.h (lang_hooks_for_decls): Remove
8464 prepare_assemble_variable.
8466 2007-04-08 Mike Stump <mrs@apple.com>
8468 * config/i386/i386.c: Use inc/dec on Core2.
8470 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
8472 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
8473 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8474 lhd_tree_inlining_end_inlining): Remove.
8475 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
8476 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
8478 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
8479 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
8480 lhd_tree_inlining_end_inlining): Remove prototypes.
8481 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
8482 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
8483 LANG_HOOKS_TREE_INLINING_START_INLINING,
8484 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
8486 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
8489 2007-04-08 Anatoly Sokolov <aesok@post.ru>
8492 * config/avr/predicates.md (io_address_operand): Delete predicate.
8493 (low_io_address_operand): Don't use 'mode' argument.
8494 (higth_io_address_operand): Rename ...
8495 (high_io_address_operand): ... to this. Don't use 'mode' argument.
8496 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
8499 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
8501 Revert change removing staticp.
8503 2007-04-07 Anatoly Sokolov <aesok@post.ru>
8506 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
8509 2007-04-07 Bruce Korb <bkorb@gnu.org>
8511 * c.opt: Add -Wformat-contains-nul.
8512 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
8514 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
8515 the NUL byte warning.
8517 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
8519 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
8521 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8523 * tree.c (staticp): No longer use staticp langhook.
8524 * langhooks.c (lhd_staticp): Removed.
8525 * langhooks.h (struct lang_hooks): Remove staticp.
8526 * c-common.c (c_staticp): Remove.
8527 * c-common.h (c_staticp): Ditto.
8528 * langhooks-defs.h (lhd_staticp): Ditto.
8529 (LHD_HOOKS_STATICP): Ditto
8530 * tree.h (gcc_assert_lowered): New macro.
8532 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
8534 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
8535 argument "reliable".
8536 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
8537 Add argument "reliable". Propagate it through calls.
8538 (infer_loop_bounds_from_undefined): Derive number of iterations
8539 estimates from references in blocks that do not dominate loop latch.
8540 (gcov_type_to_double_int): New function.
8541 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
8542 and expected_loop_iterations_unbounded.
8543 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
8544 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
8545 * tree-data-ref.c (estimated_loop_iterations): Export.
8546 (get_references_in_stmt): Fix -- do not return addresses of local
8548 * cfgloop.h (expected_loop_iterations_unbounded,
8549 estimated_loop_iterations): Declare.
8551 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
8553 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
8555 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8557 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
8558 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
8559 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
8560 Use output_387_reg_move().
8561 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
8562 expander using X87MODEF12 mode macro.
8563 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
8564 choosing register preferences. Use output_387_reg_move().
8565 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
8566 instead of "x". Use output_387_reg_move().
8567 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
8568 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
8569 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
8570 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
8571 Use output_387_reg_move().
8572 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
8574 (*truncxf?f_i387 splitter): Ditto.
8576 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
8578 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
8579 LANG_HOOKS_SAFE_FROM_P.
8580 * expr.c (safe_from_p): Remove langhook call.
8581 * langhooks.h (lang_hooks): Remove safe_from_p.
8582 (lhd_safe_from_p): Remove prototype.
8583 * langhooks.c (lhd_safe_from_p): Remove.
8585 2007-04-06 Jan Hubicka <jh@suse.cz>
8587 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
8590 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
8592 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
8593 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
8594 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
8595 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
8597 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
8598 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
8600 2007-04-05 Richard Henderson <rth@redhat.com>
8602 * config/alpha/alpha.c (print_operand) [+]: Remove.
8603 (alpha_end_function): Print nop if call at end of function.
8604 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
8605 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
8606 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
8607 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
8608 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
8609 the call pattern. Update peepholes to match.
8611 2007-04-05 Janis Johnson <janis187@us.ibm.com>
8613 * doc/extend.texi (Other Builtins): Add decimal float variants
8615 * builtins.def: Ditto.
8616 * builtins.c (expand_builtin): Ditto.
8618 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
8619 H.J. Lu <hongjiu.lu@intel.com>
8622 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
8623 of V8HImode when calling ix86_binary_operator_ok.
8624 (sse2_pmaddwd): Call ix86_binary_operator_ok.
8625 (sdot_prodv8hi): Operands 1 and 2 must be register.
8627 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8629 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
8630 initialize align to silence bogus warning.
8632 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
8635 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
8637 (struct sra_walk_fns): Remove use_all parameter from use.
8638 (sra_hash_tree): Handle BIT_FIELD_REFs.
8639 (sra_elt_hash): Don't hash bitfld blocks.
8640 (sra_elt_eq): Skip them in parent compares as well. Handle
8642 (sra_walk_expr): Don't maintain or pass down use_all_p.
8643 (scan_use): Remove use_all parameter.
8644 (scalarize_use): Likewise. Re-expand assignment to
8645 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
8646 output, and re-scalarize after output. Don't mark anything
8648 (scalarize_ldst): Adjust.
8649 (scalarize_walk_gimple_modify_statement): Likewise.
8650 (build_element_name_1): Handle BIT_FIELD_REFs.
8651 (instantiate_element): Don't warn for any element whose parent
8653 (instantiate_missing_elements_1): Return the sra_elt.
8654 (canon_type_for_field): New.
8655 (try_instantiate_multiple_fields): New.
8656 (instantiate_missing_elemnts): Use them.
8657 (mark_no_warning): Removed.
8658 (generate_one_element_ref): Handle BIT_FIELD_REFs.
8659 (REPLDUP, sra_build_elt_assignment): New.
8660 (generate_copy_inout): Use them.
8661 (generate_element_copy): Likewise. Handle bitfld differences.
8662 (generate_element_zero): Don't recurse for blocks. Use
8663 sra_build_elt_assignment.
8664 (generate_one_element_int): Take elt instead of var. Use
8665 sra_build_elt_assignment.
8666 (generate_element_init_1): Adjust.
8667 (scalarize_use, scalarize_copy): Use REPLDUP.
8668 (scalarize_ldst): Move assert before dereference.
8669 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
8671 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8673 * regmove.c: Fix unused variable warnings due to previous commit.
8675 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
8677 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
8678 (regmove_bb_head): Remove.
8679 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
8680 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
8681 problems with fixup_match_1.
8682 Don't initialize/free regmove_bb_head.
8684 (reg_is_remote_constant_p): If an insn is in the same basic block
8685 but not before INSN, consider it remote, too.
8687 2007-04-05 Anatoly Sokolov <aesok@post.ru>
8690 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
8691 DECL_ASSEMBLER_NAME, not the DECL_NAME.
8693 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
8695 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
8696 (CONDITIONAL_REGISTER_USAGE): Likewise.
8698 2007-04-04 Richard Henderson <rth@redhat.com>
8700 * config/alpha/lib1funcs.asm: Remove unused file.
8702 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8705 * opts.c (print_specific_help): Fix --help=<language>
8707 (common_handle_option): Support --help=common.
8709 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8712 * gcc.c (main): Do not run the linker if
8713 print_subprocess_help indicates that it shouldn't be
8716 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
8719 * doc/invoke.texi (--help=): Document <languages> value, fix
8720 formatting in tables of values.
8722 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
8724 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
8725 dllimport attribute of virtual methods.
8727 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
8729 * config/score/crti.asm: Change _bss_start to __bss_start.
8730 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
8731 (OUTGOING_REG_PARM_STACK_SPACE) update.
8732 * config/score/score.opt: add options to make backend support
8733 score5, score5u, score7 and score7d.
8734 * config/score/score.md: Likewise.
8735 * config/score/misc.md: Likewise.
8736 * config/score/mac.md: Likewise.
8737 * doc/invoke.texi: Likewise.
8738 * doc/md.texi: update constraints define.
8740 2007-04-03 Richard Henderson <rth@redhat.com>
8742 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
8743 an appropriate type, use the mode instead.
8745 2007-04-03 Richard Sandiford <richard@codesourcery.com>
8747 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
8748 Set the default --with-arch setting to mips2.
8749 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
8750 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
8751 (MULTILIB_OSDIRNAMES): Delete.
8752 (MULTILIB_DIRNAMES): Define.
8753 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
8754 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
8755 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
8756 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
8757 VXWORKS_OS_CPP_BUILTINS.
8758 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
8759 (MIPS_DEBUGGING_INFO): Undefine.
8760 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
8762 2007-04-03 Jakub Jelinek <jakub@redhat.com>
8765 * fold-const.c (native_encode_real): Encode real.c provided longs
8766 as a series of 32-bit native integers.
8767 (native_interpret_real): Interpret buffer as a series of 32-bit
8770 2007-04-03 Richard Guenther <rguenther@suse.de>
8772 * genpreds.c (write_insn_constraint_len): Write function
8773 optimized for CONSTRAINT_LEN implementation.
8774 (write_tm_preds_h): Output insn_constraint_len inline and
8775 use it for CONSTRAINT_LEN.
8776 (write_insn_preds_c): Don't output insn_constraint_len.
8777 * doc/md.texi (define_register_constraint): Document multi-letter
8778 constraints shall have the same length if they start with the same
8781 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8784 * config/i386/i386.md (isinf<mode>2): Expand only when
8785 TARGET_C99_FUNCTIONS is set.
8787 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
8789 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
8790 (x86_64-*-linux*): Ditto.
8791 * config/i386/i386.opt (mpc): New option.
8792 * config/i386/i386.c (overrride_options): Handle
8793 ix87_precision_string.
8794 * config/i386/crtprec.c: New file.
8795 * config/i386/t-crtpc: Ditto.
8796 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
8798 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
8799 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
8800 crtprec32.o, crtprec64.o and crtprec80.o.
8802 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
8804 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
8806 2007-04-02 Eric Christopher <echristo@apple.com>
8808 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
8809 limitations on darwin.
8811 2007-04-02 Anatoly Sokolov <aesok@post.ru>
8814 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
8816 2007-04-02 Dave Korn <dave.korn@artimi.com>
8818 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
8820 2007-04-02 Dave Korn <dave.korn@artimi.com>
8822 * libgcc2.h (exception_descriptor): Don't forward-declare.
8823 (__get_eh_table_language, __get_eh_table_version): Delete
8824 prototypes of long-dead functions.
8826 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
8828 * ebitmap.h: New file
8829 * ebitmap.c: New file
8830 * Makefile.in (ebitmap.o): New target.
8832 2007-04-01 Jan Hubicka <jh@suse.cz>
8834 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
8835 before very first instruction.
8837 2007-04-01 Jan Hubicka <jh@suse.cz>
8839 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
8840 waring on 64bit hosts.
8841 * bitmap.h: Fix typo in bitmap_head_def.
8843 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
8845 PR rtl-optimization/31391
8846 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
8847 into a DELETED_LABEL note, and the label is in an empty basic
8848 block, update BB_END as well as BB_HEAD.
8850 2007-04-01 Richard Henderson <rth@redhat.com>
8852 PR tree-optimization/31169
8853 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
8854 to varying if the range is outside [0, prec-1].
8856 2007-04-01 Richard Sandiford <richard@codesourcery.com>
8859 * config/mips/mips.md (load_const_gp): New insn.
8860 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
8861 the MIPS16 GP pseudo register if no_new_pseudos.
8862 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
8864 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8867 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
8869 (call_value): Likewise.
8871 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
8872 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8875 * doc/invoke.texi: (optimization options): Reword description
8876 of -ffast-math. Document its primary purpose.
8878 2007-03-31 Richard Guenther <rguenther@suse.de>
8880 * omp-low.c (splay-tree.h): Include.
8881 (lookup_decl): Replace splay-tree usage by pointer-map.
8882 (maybe_lookup_decl): Likewise.
8883 (new_omp_context): Likewise.
8884 (delete_omp_context): Likewise.
8885 * gimplify.c (splay-tree.h): Include.
8886 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
8888 (remap_ssa_name): Likewise.
8889 (remap_decl): Likewise.
8890 (remap_type_1): Likewise.
8891 (remap_type): Likewise.
8892 (copy_body_r): Likewise.
8893 (expand_call_inline): Likewise.
8894 (clone_body): Likewise.
8895 (copy_tree_r): Likewise.
8896 (remap_save_expr): Likewise.
8897 (unsave_r): Likewise.
8898 (unsave_expr_now): Likewise.
8899 (tree_function_versioning): Likewise.
8900 (build_duplicate_type): Likewise.
8901 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
8902 (struct copy_body_data): Replace splay-tree by pointer-map.
8903 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
8904 not $(SPLAY_TREE_H).
8905 (gimplify.o): Depend on $(SPLAY_TREE_H).
8906 (omp-low.p): Likewise.
8908 2007-03-31 Anatoly Sokolov <aesok@post.ru>
8910 * config/avr/predicates.md (even_register_operand,
8911 odd_register_operand): New predicates.
8912 * config/avr/avr.md (movw peephole2): New.
8913 (movw_r peephole2): New.
8915 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
8917 * tree.h (get_signed_or_unsigned_type): New.
8918 * fold-const.c (operand_equal_for_comparison_p): Use
8919 get_signed_or_unsigned_type instead of
8920 lang_hooks.types.signed_or_unsigned_type.
8921 * expr.c (store_expr): Ditto.
8922 * langhooks.c (get_signed_or_unsigned_type): New.
8923 (lhd_signed_or_unsigned_type): New.
8924 * langhooks.h (lhd_signed_or_unsigned_type): New.
8925 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
8927 2007-03-30 Richard Henderson <rth@redhat.com>
8929 * tree-ssa-loop-ivopts.c: Include target.h.
8930 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
8931 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
8932 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
8933 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
8935 2007-03-30 Richard Henderson <rth@redhat.com>
8936 Kai Tietz <kai.tietz@onevision.com>
8938 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
8940 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
8941 (TARGET_64BIT_MS_ABI): New.
8942 (DBX_REGISTER_NUMBER): Handle 64-bit.
8943 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
8944 (LONG_TYPE_SIZE): Force to 32.
8945 (REG_PARM_STACK_SPACE): New.
8946 (OUTGOING_REG_PARM_STACK_SPACE): New.
8947 (REGPARM_MAX, SSE_REGPARM_MAX): New.
8948 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
8949 (STACK_BOUNDARY): Use 128 for 64-bit.
8950 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
8951 Add 64-bit implementation.
8952 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
8954 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
8955 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
8956 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
8957 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
8958 (ix86_handle_cconv_attribute): Don't warn when ignoring if
8959 TARGET_64BIT_MS_ABI.
8960 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
8961 (ix86_pass_by_reference): Likewise.
8962 (ix86_function_value_regno_p): Likewise.
8963 (ix86_build_builtin_va_list): Likewise.
8964 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
8965 (function_arg_advance_ms_64): New.
8966 (function_arg_advance): Call it.
8967 (function_arg_ms_64): New.
8968 (function_arg): Call it.
8969 (function_value_ms_64): New.
8970 (ix86_function_value_1): Call it.
8971 (return_in_memory_ms_64): New.
8972 (ix86_return_in_memory): Call it.
8973 (setup_incoming_varargs_ms_64): New.
8974 (ix86_setup_incoming_varargs): Call it.
8975 (ix86_expand_prologue): Handle 64-bit stack probing.
8976 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
8977 (output_pic_addr_const): Likewise.
8978 (x86_this_parameter): Likewise.
8979 (x86_output_mi_thunk): Likewise.
8980 (x86_function_profiler): Likewise.
8981 (TARGET_STRICT_ARGUMENT_NAMING): New.
8982 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
8983 (TARGET_64BIT_MS_ABI): New.
8984 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
8985 * config/i386/i386.md (allocate_stack_worker): Remove.
8986 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
8987 describe the clobber of eax without a match_scratch.
8988 (allocate_stack_worker_postreload): Remove.
8989 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
8990 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
8991 (allocate_stack_worker_rex64_postreload): Remove.
8992 (allocate_stack): Handle 64-bit.
8993 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
8994 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
8995 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
8996 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
8997 (STANDARD_STARTFILE_PREFIX_1): Likewise.
8998 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
8999 * config.build (x86_64-*-mingw*): New host.
9000 * config.host (x86_64-*-mingw*): New host.
9001 * config.gcc (x86_64-*-mingw*): New target.
9002 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
9004 2007-03-30 Richard Henderson <rth@redhat.com>
9005 Kai Tietz <kai.tietz@onevision.com>
9007 * c-pragma.c (struct def_pragma_macro_value): New.
9008 (struct def_pragma_macro): New.
9009 (pushed_macro_table): New.
9010 (dpm_hash, dpm_eq): New.
9011 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
9012 (init_pragma): Install them.
9013 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
9015 2007-03-30 Anatoly Sokolov <aesok@post.ru>
9017 * config/avr/avr.c (avr_override_options): Clear
9018 'flag_delete_null_pointer_checks'.
9020 2007-03-30 Paolo Carlini <pcarlini@suse.de>
9023 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
9024 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
9025 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
9026 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
9027 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
9028 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
9029 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
9031 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
9033 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
9035 * regmove.c: Move all of pass_stack_adjustments from here...
9036 * combine-stack-adj.c: ...to this new file.
9037 * Makefile.in: Add rules for combine-stack-adj.o.
9039 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
9041 PR tree-optimization/31383
9042 * tree-data-ref.c (affine_function_equal_p): Do not require the
9043 vectors to have the same length.
9045 2007-03-30 Jan Hubicka <jh@suse.cz>
9048 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
9049 availablility; add more sanity checking; ask varpool only about
9052 2007-03-29 Richard Henderson <rth@redhat.com>
9054 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
9055 to decide, but __SIZEOF_LONG_LONG__.
9057 2007-03-29 Richard Henderson <rth@redhat.com>
9059 * emutls.c (struct __emutls_array): New.
9060 (emutls_destroy): Use it instead of casting element 0 from void*.
9061 (__emutls_get_address): Likewise.
9063 2007-03-29 Richard Henderson <rth@redhat.com>
9065 * varasm.c (initializer_constant_valid_p): Don't deny
9066 DECL_DLLIMPORT_P on functions.
9068 * config/i386/cygming.h: Remove function declarations.
9069 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
9070 (ASM_OUTPUT_LABELREF): Remove.
9071 (COMMON_ASM_OP): Remove.
9072 (ASM_OUTPUT_COMMON): Remove.
9073 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
9074 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
9075 (ASM_DECLARE_FUNCTION_NAME): Likewise.
9076 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
9077 Rename from TARGET_ENCODE_SECTION_INFO.
9078 * config/i386/netware.h: Likewise.
9079 * config/i386/i386-protos.h: Update.
9080 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
9081 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
9082 (legitimate_constant_p): Reject dllimports.
9083 (dllimport_map, get_dllimport_decl): New.
9084 (legitimize_dllimport_symbol): New.
9085 (legitimize_address, ix86_expand_move): Use it.
9086 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
9087 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
9088 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
9089 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
9090 * config/i386/predicates.md (constant_call_address_operand): Only
9091 accept symbols; reject dllimport_p symbols.
9092 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
9093 i386_pe_maybe_record_exported_symbol.
9094 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
9095 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
9096 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
9097 trust the setting of DECL_DLLIMPORT_P.
9098 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
9099 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
9100 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
9101 tidy the argument scanning loop.
9102 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
9103 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
9104 (i386_pe_strip_name_encoding): Remove.
9105 (i386_pe_binds_local_p): New.
9106 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
9107 (i386_pe_output_labelref): Remove.
9108 (i386_pe_asm_output_aligned_decl_common): New.
9109 (i386_pe_maybe_record_exported_symbol): Rename from
9110 i386_pe_record_exported_symbol; check for dllexported symbols.
9112 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
9114 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
9115 add comment explaining why vsnprintf cannot be used.
9117 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
9119 PR tree-optimization/30666
9120 * tree.c (build_complex_type): When creating type names for DWARF2
9121 debug info, create TYPE_DECLs for TYPE_NAME instead of
9123 (build_common_tree_nodes_2): Use build_complex_type when building
9124 predefined complex types, to preserve canonical types.
9126 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
9128 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
9129 (noce_get_alt_condition): Look at it to determine whether to
9130 reverse the condition or not.
9131 (noce_get_condition): Substitute the truth for lies.
9132 (noce_find_if_block): Set the then_else_reversed field.
9134 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
9136 * config/fr30/fr30.md (movdi): Do not accept immediates as the
9137 destination of this insn.
9138 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
9139 than calling gen_rtx_SET directly. Use r0 to hold the value of
9140 'address + 4' rather than a stack based temporary which can be
9143 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9145 * config/s390/s390.c (s390_secondary_input_reload_class,
9146 s390_secondary_output_reload_class): Functions removed.
9147 (s390_secondary_reload): New function.
9148 (TARGET_SECONDARY_RELOAD): Target macro defined.
9149 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
9150 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
9151 * config/s390/s390.md ("reload_outti", "reload_outdi",
9152 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
9153 "reload_out<mode>"): Expanders removed.
9154 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
9155 "reload<mode>_nonoffmem_out"): Expanders added.
9157 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
9159 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
9160 action if SRC->DEST replacement failed anyway.
9162 2007-03-28 Mike Stump <mrs@apple.com>
9164 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
9165 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
9166 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
9168 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9170 * config.gcc: Accept barcelona as a variant of amdfam10.
9171 * config/i386/i386.c (override_options): Likewise.
9172 * doc/invoke.texi: Likewise.
9174 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
9176 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
9177 offsets for BIT_FIELD_REF and COMPONENT_REF.
9179 2007-03-28 Richard Guenther <rguenther@suse.de>
9181 * tree.c (is_global_var): Move ...
9182 * tree-flow-inline.h (is_global_var): ... here.
9183 * tree.h (is_global_var): Remove declaration.
9185 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
9187 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
9189 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
9190 * config/i386/i386.c (ix86_tune_features): Initialize new
9192 * config/i386/predicates.md (promotable_binary_operator): Use
9193 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
9195 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
9198 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
9200 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
9202 * config/fr30/fr30.md (movsi_internal): Change destination
9203 constraint from m to V and add m to the end.
9205 2007-03-28 Christian Bruel <christian.bruel@st.com>
9207 * config/sh/sh.md (movsi_i): Fix type attribute.
9209 2007-03-28 Christian Bruel <christian.bruel@st.com>
9211 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
9212 (movsf_ie): Likewise.
9214 2007-03-28 Christian Bruel <christian.bruel@st.com>
9216 * config.gcc: Add sh4-300 to multilib.
9217 * config/sh/t-mlib-sh4-300: New file.
9219 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
9221 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
9222 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
9224 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
9225 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
9226 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
9227 "fixuns_trunctddi2"): Whitespace fix.
9229 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
9231 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
9232 the definition of struct sh_args.
9233 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
9234 CALL_COOKIE_INT_REG_GET): Likewise.
9236 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
9238 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
9239 transformations are applied successfully.
9241 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
9243 * tree.c (tree_contains_struct): Permit 512 tree codes.
9244 * tree.h (tree_contains_struct): Ditto.
9245 (MAX_TREE_CODES): Ditto.
9246 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
9247 SPARE member to store remaining padding bits.
9249 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9251 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
9254 2007-03-27 Janis Johnson <janis187@us.ibm.com>
9256 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
9257 * configure: Regenerate.
9259 * configure: Regenerate using the correct version of autoconf.
9261 2007-03-27 Anatoly Sokolov <aesok@post.ru>
9263 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
9265 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
9266 regs to "__SP_L__" and "__SP_H__".
9268 2007-03-27 Richard Guenther <rguenther@suse.de>
9270 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
9271 computations with it with a HOST_WIDE_INT variable.
9273 2007-03-26 Mike Stump <mrs@apple.com>
9275 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
9276 objective-c-header, objective-c++-header and objc++-cpp-output
9278 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
9280 2007-03-26 Richard Henderson <rth@redhat.com>
9283 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
9284 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
9285 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
9286 IX86_BUILTIN_PSRLQ128): New.
9287 (ix86_init_mmx_sse_builtins): Add them.
9288 (ix86_expand_builtin): Expand them.
9289 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
9290 operand 2 be TImode.
9291 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
9292 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
9293 _mm_srli_epi64): Mark __B const.
9294 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
9295 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
9296 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
9297 new two-vector shift builtins.
9299 2007-03-26 Ian Lance Taylor <iant@google.com>
9301 PR tree-optimization/31345
9302 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
9303 [+INF, +INF(OVF)] into VARYING.
9305 2007-03-26 Zack Weinberg <zackw@panix.com>
9307 * gengtype-parse.c: New file.
9308 * gengtype-yacc.y: Delete.
9309 * gengtype-lex.l: Don't include gengtype-yacc.h.
9310 Define YY_DECL and yyterminate appropriately for recursive
9311 descent parser. yylval is now a string out-parameter to yylex.
9312 (HWS, EOID): New shorthand.
9313 (IWORD): Add a couple more types.
9314 (yylex): Add a setup stanza. Remove the complex rules for
9315 detecting GTY'ed types and typedefs; replace with simple
9316 keyword detectors. Adjust everything for the changed
9317 definition of yylval. Ignore all pp-directives, not just #define.
9319 (parse_file): Rename yybegin; do not call yyparse.
9321 * gengtype.c (xasprintf): Export again.
9322 (this_file): New. Use everywhere __FILE__ was being used.
9323 (get_lang_bitmap): Special case types defined in gengtype.c.
9324 (do_typedef, new_structure): Suppress definition of certain types.
9325 (new_structure): Improve diagnostics of duplicate definitions.
9326 Make sure location_s is associated with input.h.
9327 (nreverse_pairs, define_location_structures): New functions.
9328 (main): Improve tagging of kludge types. Remove old kludges
9329 for input.h types; use define_location_structures.
9330 * gengtype.h: Update prototypes. Define token codes here.
9331 * Makefile.in: Remove all references to gengtype-yacc.
9332 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
9334 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
9335 add GTY((skip)) to the field that's only conditionally there.
9336 * doc/install.texi: Document that Bison is no longer required
9337 unless building treelang.
9339 * gengtype.c: Don't include gtyp-gen.h.
9340 (srcdir): Declare here.
9341 (base_files, lang_dir_names): Allocate dynamically.
9342 (gt_files, num_gt_files, num_lang_dirs): New globals.
9343 (measure_input_list, read_input_line, read_input_list)
9344 (set_lang_bitmap): New functions.
9345 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
9346 simplify, relying on read_input_list to set up the bitmaps.
9347 (main): Arguments are no longer unused. Check for correct number
9348 of command line arguments, set srcdir and srcdir_len, then call
9349 read_input_list, before doing anything else. No need to worry
9350 about duplicates in main loop.
9351 * configure.ac: Simplify the calculation of all_gtfiles.
9352 Put language tags in there. Don't set or substitute
9353 all_gtfiles_files_langs or all_gtfiles_files_frags.
9354 * Makefile.in: Revamp the way gengtype is invoked, now that it
9355 takes a file on its command line with a much simpler format.
9356 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
9357 (GTFILES): Remove duplicates and C source files.
9358 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
9359 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
9360 * configure: Regenerate.
9362 * gengtype.h: Remove all type definitions to gengtype.c; leave
9363 only definitions of options_p, type_p, and pair_p as opaque
9364 pointers. Update prototypes.
9365 * gengtype.c: Many type definitions moved here from gengtype.h.
9366 Consolidate type definitions at the top of the file.
9367 (xvasprintf): Delete.
9368 (xasprintf): Make static.
9369 (create_nested_pointer_option): Add 'next' parameter.
9370 (create_field_all, create_field_at): New functions.
9371 (create_field): Now a thin wrapper around create_field_all.
9372 (create_optional_field): Rename create_optional_field_ and add
9373 line argument. Original name is now a macro which supplies
9375 (oprintf): Use vsnprintf directly.
9376 (close_output_files): Use fatal rather than perror/exit.
9377 (note_def_vec, note_def_vec_alloc): Use create_field_at.
9378 (main): Set progname. Don't use exit.
9379 * gengtype-yacc.y (struct_fields): Use create_field_at.
9380 (option, optionseqopt): Delete.
9381 (optionseq): Consolidate productions from option here so we
9382 can use the first argument to create_option.
9384 * gengtype-lex.l: Distinguish unions from structures in the
9385 token type. Don't call find_structure; return the tag as a string.
9386 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
9387 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
9388 string. Reorganize typedef_struct production accordingly.
9389 Use create_nested_ptr_option.
9390 * gengtype.c (create_nested_ptr_option): New function.
9391 * gengtype.h: Declare it.
9393 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
9394 (string_type): Don't declare.
9395 (do_scalar_typedef): Declare.
9396 (create_scalar_type): Update prototype.
9397 * gengtype.c (string_type): Make static.
9398 (scalar_nonchar, scalar_char): New.
9399 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
9400 (resolve_typedef): Use scalar_nonchar for error recovery.
9401 (create_scalar_type): Remove name_len field. Return scalar_char
9402 or scalar_nonchar as appropriate.
9403 (adjust_field_type): Look at scalar_is_char boolean to decide whether
9405 (throughout): Use scalar_nonchar instead of calling
9406 create_scalar_type, whenever possible.
9407 (main): Initialize scalar_char and scalar_nonchar before calling
9409 * gengtype-lex.l: Adjust for removal of second argument to
9410 create_scalar_type. Use yylval.s instead of yylval.t when
9412 * gengtype-yacc.y: Type of SCALAR is string. Call
9413 create_scalar_type from type:SCALAR rule. Adjust for removal of
9414 second argument to create_scalar_type.
9416 * vec.h: Remove all #if IN_GENGTYPE blocks.
9417 Add comment saying that changes may require adjustments to gengtype.
9418 * gengtype.c: Don't include coretypes.h or tm.h.
9419 Add comment to inclusion of errors.h.
9420 (note_def_vec, note_def_vec_alloc): New functions.
9421 * gengtype.h: Declare new functions.
9422 * gengtype-lex.l: Don't include coretypes.h.
9423 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
9425 (update_lineno): Remove unnecessary prototype.
9426 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
9427 (VEC rule): Just return VEC_TOKEN.
9428 * gengtype-yacc.y (VEC_TOKEN): New token type.
9429 (type): Add a production for VEC(a,b).
9430 * Makefile.in: Update dependencies.
9432 * gengtype-lex.l: Remove rules for parsing pointer-to-function
9433 typedefs that use the old PARAMS macro.
9435 * gengtype-lex.l: Remove all rules and states relating to yacc
9437 * gengtype-yacc.y: Similarly.
9438 * gengtype.c (note_yacc_type): Delete function.
9439 * gengtype.h: Update prototypes.
9441 2007-03-26 Joseph Myers <joseph@codesourcery.com>
9443 * tree-pretty-print.c (dump_generic_node): Report precision of
9444 unnamed integer types.
9446 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
9448 * ifcvt.c (noce_try_store_flag_constants): Don't check
9449 no_new_pseudos here.
9450 (noce_try_store_flag_constants): Don't check no_new_pseudos.
9451 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
9452 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
9453 noce_try_sign_mask): Likewise.
9454 (if_convert): Check no_new_pseudos here.
9456 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
9458 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
9459 (noce_get_condition): Handle new then_else_reversed argument.
9460 (noce_init_if_info): Remove, fold into noce_find_if_block.
9461 (noce_process_if_block): Take a struct noce_if_info as the
9462 argument. Don't set up one based on ce_if_info. Update pointer
9463 references accordingly.
9464 (cond_move_process_if_block): Likewise.
9465 (process_if_block): Removed.
9466 (find_if_block): Removed. Move functionality two new functions,
9467 noce_find_if_block and cond_exec_find_if_block.
9468 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
9469 blocks and the symmetric IF-ELSE-JOIN case.
9470 (cond_exec_find_if_block): Also new function mostly based on old
9471 find_if_block and process_if_block.
9472 (find_if_header): Replace find_if_block call with separately
9473 guarded calls to noce_find_if_block and cond_exec_find_if_block.
9474 (find_cond_trap): Update noce_get_condition call.
9475 (dead_or_predicable): Likewise.
9477 2007-03-26 Jakub Jelinek <jakub@redhat.com>
9479 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
9481 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
9482 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
9483 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
9484 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
9485 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
9486 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
9487 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
9488 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
9489 __builtin_ia32_psrad128 builtins.
9491 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
9493 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
9494 * config/i386/constraints.md
9495 (define_constraint "I"): Use IN_RANGE macro.
9496 (define_constraint "J"): Ditto.
9497 (define_constraint "K"): Ditto.
9498 (define_constraint "M"): Ditto.
9499 (define_constraint "N"): Ditto.
9500 (define_constraint "O"): Ditto.
9501 * config/i386/predicates.md
9502 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
9503 (define_predicate "const_0_to_3_operand"): Ditto.
9504 (define_predicate "const_0_to_7_operand"): Ditto.
9505 (define_predicate "const_0_to_15_operand"): Ditto.
9506 (define_predicate "const_0_to_63_operand"): Ditto.
9507 (define_predicate "const_0_to_255_operand"): Ditto.
9508 (define_predicate "const_1_to_31_operand"): Ditto.
9509 (define_predicate "const_2_to_3_operand"): Ditto.
9510 (define_predicate "const_4_to_7_operand"): Ditto.
9512 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9514 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
9515 in SImode for save_world.
9516 * config/rs6000/altivec.md (save_world, restore_world): Convert to
9519 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
9521 PR tree-optimization/30784
9522 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
9525 2007-03-25 Revital Eres <eres@il.ibm.com>
9527 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
9528 Fold movement_possibility function into it.
9530 2007-03-25 David Edelsohn <edelsohn@gnu.org>
9532 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
9533 (load_macho_picbase_{si,di}): Convert to LR hard reg.
9534 (call_indirect_nonlocal_darwin64): Same.
9535 (call_nonlocal_darwin64): Same.
9536 (call_value_indirect_nonlocal_darwin64): Same.
9537 (call_value_nonlocal_darwin64): Same.
9538 (sibcall_nonlocal_darwin64): Same.
9539 (sibcall_value_nonlocal_darwin64): Same.
9540 (sibcall_symbolic_64): Same.
9541 (sibcall_value_symbolic_64): Same.
9542 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
9544 (rs6000_emit_load_toc_table): Same.
9545 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
9546 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
9552 (load_toc_v4_pic_si): Same
9553 (load_toc_v4_PIC_1): Same.
9554 (load_toc_v4_PIC_1b): Same.
9555 (call_indirect_aix{32,64}): Same.
9556 (call_value_indirect_aix{32,64}): Same.
9559 (call_local{32,64}): Same.
9560 (call_value_local{32,64}): Same.
9561 (call_indirect_nonlocal_aix{32,64}): Same.
9562 (call_nonlocal_aix{32,64}): Same.
9563 (call_value_indirect_nonlocal_aix{32,64}): Same.
9564 (call_value_nonlocal_aix{32,64}): Same.
9565 (call_indirect_nonlocal_sysv<mode>): Same.
9566 (call_nonlocal_sysv<mode>): Same.
9567 (call_value_indirect_nonlocal_sysv<mode>): Same.
9568 (call_value_nonlocal_sysv<mode>): Same.
9570 (sibcall_local{32,64}): Same.
9571 (sibcall_value_local{32,64}): Same.
9572 (sibcall_nonlocal_aix{32,64}): Same.
9573 (sibcall_value_nonlocal_aix{32,64}): Same.
9574 (sibcall_nonlocal_sysv<mode>): Same.
9575 (sibcall_value): Same.
9576 (sibcall_value_nonlocal_sysv<mode>): Same.
9578 2007-03-24 Paul Brook <paul@codesourcery.com>
9580 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
9581 * config/arm/linux-eabi.h: Remove legacy syscall hack.
9583 2007-03-24 Richard Henderson <rth@redhat.com>
9585 * config/ia64/constraints.md: New file.
9586 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
9587 satisfies_constraint_?.
9588 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
9589 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
9590 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
9591 ia64_output_mi_thunk): Likewise.
9592 (ia64_const_ok_for_letter_p): Remove.
9593 (ia64_const_double_ok_for_letter_p): Remove.
9594 (ia64_extra_constraint): Remove.
9595 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
9596 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
9597 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
9598 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
9599 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
9600 EXTRA_MEMORY_CONSTRAINT): Remove.
9601 * config/ia64/ia64.md: Include constriants.md. Replace
9602 CONST_OK_FOR_? with satisfies_constraint_?.
9604 2007-03-23 Michael Meissner <michael.meissner@amd.com>
9605 H.J. Lu <hongjiu.lu@intel.com>
9607 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
9609 (name macros): Use DPD_BID_NAME to convert names properly.
9611 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
9612 decimal floating point format.
9613 (init_floating_libfuncs): Change decimal functions so that they
9614 have a "bid_" prefix if the decimal system uses the BID format,
9615 and "dpd_" prefix if the decimal system uses the DPD format.
9616 (init_interclass_conv_libfuncs): Ditto.
9617 (init_intraclass_conv_libfuncs): Ditto.
9619 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9620 using the BID format.
9622 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9623 whether we are using the BID decimal format.
9624 * configure: Regenerate.
9626 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9627 the compiler has decimal floating point enabled. Define
9628 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9631 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
9632 using the BID format.
9634 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
9635 whether we are using the BID decimal format.
9636 * configure: Regenerate.
9638 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
9639 the compiler has decimal floating point enabled. Define
9640 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
9643 * doc/install.texi (--enable-decimal-float): Document BID and DPD
9644 options, and that it is enabled for i386/x86_64 systems.
9646 * Makefile.in (enable_decimal_float): New.
9648 (DECNUMINC): Add -I$(DECNUMFMT).
9649 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
9650 to $(DECNUMFMT) from $(DECNUM).
9652 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
9653 Substitute enable_decimal_float.
9654 * configure: Regenerated.
9657 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
9660 * configure.ac: Enable decimal float for x86_64-*-linux*.
9661 * configure: Regenerated.
9664 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
9665 decimal128ClearSign to flip and clear the sign bit in decimal128.
9666 (decimal_real_maxval): Set decimal128SetSign to set the sign
9669 2007-03-23 Ian Lance Taylor <iant@google.com>
9671 * fold-const.c (fold_binary): Correct warning for X - c >= X.
9673 2007-03-23 Ian Lance Taylor <iant@google.com>
9675 * tree-dump.c (dump_files): Correct comment.
9677 2007-03-23 Ian Lance Taylor <iant@google.com>
9679 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
9681 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
9683 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
9684 in cfglayout mode. Don't go into and out of cfglayout mode.
9685 Link the blocks in the order of the constructed traces.
9686 (rest_of_handle_tracer): Adjust call to tracer.
9687 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
9688 Don't go into cfglayout mode.
9689 (rtl_loop_done): Don't go out of cfglayout mode.
9690 * cfglayout.c (relink_block_chain): New function, split out from...
9691 (fixup_reorder_chain): ...here. Remove redundant checking.
9692 (cfg_layout_finalize): Don't clear the header, footer, and aux
9693 fields here, move the code to do so to relink_block_chain. Likewise
9694 for free_original_copy_tables.
9695 * rtl.h (tracer): Update prototype.
9696 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
9697 Assert we are in cfglayout mode. Don't go into and out of cfglayout
9698 mode. Use relink_block_chain to serialize the CFG according to the
9699 new basic block order. Move targetm.cannot_modify_jumps_p check from
9701 (gate_handle_reorder_blocks): ...to here.
9702 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
9704 (gate_duplicate_computed_gotos): ...to here.
9705 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
9706 something always changes when going into and out of cfglayout mode.
9707 Perform an expensive cfg cleanup while going into cfglayout mode.
9708 Always update liveness information on HAVE_conditional_execution
9709 targets. Reserialize the basic blocks and go out of cfglayout mode.
9710 * reg-stack.c: Include cfglayout.h.
9711 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
9712 the call to reorder_basic_blocks.
9713 * basic-block.h (reorder_basic_blocks): Update prototype.
9714 (relink_block_chain): New prototype.
9715 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
9717 2007-03-23 Joseph Myers <joseph@codesourcery.com>
9719 * config/mips/mips.md (type, hazard, *movdi_32bit,
9720 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
9721 *movhi_internal, *movqi_internal, *movsf_hardfloat,
9722 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
9723 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
9724 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
9726 (movcc): Change first xfer to multi.
9727 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
9728 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
9729 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
9730 config/mips/generic.md: Change reservations using "xfer" to use
9732 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
9733 using match_operand.
9734 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
9735 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
9737 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
9739 2007-03-22 Richard Henderson <rth@redhat.com>
9741 * config/i386/i386.c: Remove unnecessary function declarations.
9742 Move targetm definition, and all related macros, to the end of
9743 the file. Resort some functions to put definitions before uses.
9744 (ix86_attribute_table): Make static. Move to end of file.
9745 (ix86_gimplify_va_arg): Make static.
9747 2007-03-22 Richard Henderson <rth@redhat.com>
9749 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
9750 don't increase local_regparm with force_align_arg_pointer check.
9751 (ix86_function_sseregparm): Assert 32-bit.
9752 (type_has_variadic_args_p): New.
9753 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
9754 type_has_variadic_args_p.
9755 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
9756 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
9757 use memset instead. Do maybe_vaarg check first; skip attribute
9758 tests if true; skip attribute tests for 64-bit.
9759 (construct_container): Remove TARGET_DEBUG_ARG.
9760 (function_arg_advance_32, function_arg_advance_64): Split out ...
9761 (function_arg_advance): ... from here.
9762 (function_arg_32, function_arg_64): Split out ...
9763 (function_arg): ... from here.
9764 (ix86_pass_by_reference): Tidy.
9765 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
9766 (function_value_32): New, from parts of ix86_function_value
9767 and ix86_value_regno.
9768 (function_value_64): New, from parts of ix86_function_value
9769 and ix86_libcall_value.
9770 (ix86_function_value_1): New.
9771 (ix86_function_value, ix86_libcall_value): Use it.
9772 (return_in_memory_32, return_in_memory_64): Split out ...
9773 (ix86_return_in_memory): ... from here.
9774 (ix86_struct_value_rtx): Skip for 64-bit.
9775 (ix86_libcall_value, ix86_value_regno): Remove.
9776 (setup_incoming_varargs_64): Split out ...
9777 (ix86_setup_incoming_varargs): ... from here.
9778 (ix86_va_start): Remove TARGET_DEBUG_ARG.
9779 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
9780 * config/i386/i386-protos.h (ix86_function_value): Remove.
9781 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
9783 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9786 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
9787 infinities not supported, otherwise emit warning if -Woverflow. On
9788 underflow, emit warning if -Woverflow.
9789 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
9791 * real.h (real_from_string): Update declaration
9793 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
9794 Richard Henderson <rth@redhat.com>
9796 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
9797 * calls.c (compute_argument_block_size, expand_call,
9798 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
9799 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
9800 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
9801 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
9802 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
9803 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
9804 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
9805 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
9808 2007-03-22 Joseph Myers <joseph@codesourcery.com>
9810 * c-incpath.c (add_sysroot_to_chain): New.
9811 (merge_include_chains): Add sysroot argument. Call
9812 add_sysroot_to_chain if sysrooted.
9813 (register_include_chains): Update call to merge_include_chains.
9814 * doc/cppopts.texi: Document use of '=' in include directory
9817 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
9819 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
9820 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
9821 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
9822 insn pattern using X87MODEF12 mode macro.
9824 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
9826 * regmove.c (regmove_optimize): Use reg_mentioned_p
9827 instead of reg_overlap_mentioned_p for DST.
9829 2007-03-21 Mike Stump <mrs@apple.com>
9831 * c.opt: Fixup for Objective-C/C++.
9833 2007-03-21 Steve Ellcey <sje@cup.hp.com>
9835 * explow.c (convert_memory_address): Fold memory reference when
9836 POINTERS_EXTEND_UNSIGNED < 0
9838 2007-03-21 Richard Henderson <rth@redhat.com>
9841 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
9842 * config/i386/mmintrin.h (__m64): Likewise.
9843 * config/i386/xmmintrin.h (__m128): Likewise.
9845 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9847 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
9848 (VXWORKS_OS_CPP_BUILTINS): Define.
9849 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
9850 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
9852 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9854 * rtl.h (constant_pool_reference_p): Delete.
9855 (find_constant_src): Declare.
9856 * rtlanal.c (find_constant_src): New function.
9857 * simplify-rtx.c (constant_pool_reference_p): Delete.
9858 * config/i386/i386.md: Use find_constant_src instead of
9859 constant_pool_reference_p/avoid_constant_pool_reference pairs.
9861 2007-03-21 Richard Sandiford <richard@codesourcery.com>
9863 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
9864 * c-cppbuiltin.c (c_cpp_builtins): Define them.
9866 2007-03-20 Mark Mitchell <mark@codesourcery.com>
9868 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
9869 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
9870 (arm_elf_asm_constructor): Use it.
9871 (arm_elf_asm_destructor): New function.
9873 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
9875 * jump.c (mark_jump_label): Treat SEQUENCE specially.
9877 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
9879 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
9881 2007-03-19 Andrew Haley <aph@redhat.com>
9883 PR tree-optimization/31264
9884 * tree-vrp.c (register_edge_assert_for_1): Don't look though
9887 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
9889 PR rtl-optimization/30907
9890 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
9891 (fwprop_init): Always call loop_optimizer_initialize.
9892 (fwprop_done): Always call loop_optimizer_finalize.
9893 (fwprop): We always have loop info now.
9894 (gate_fwprop_addr): Remove.
9895 (pass_fwprop_addr): Use gate_fwprop as gate.
9897 PR rtl-optimization/30841
9898 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
9899 df_chain_alloc): Call df_reorganize_refs unconditionally.
9900 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
9901 refs_organized to refs_organized_size.
9902 (df_ref_create_structure): Use refs_organized_size instead of
9903 bitmap_size if refs had been organized, and keep refs_organized_size
9905 * df.h (struct df_ref_info): Change refs_organized to
9906 refs_organized_size.
9907 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
9910 2007-03-19 Mark Mitchell <mark@codesourcery.com>
9912 * except.c (output_function_exception_table): Do not reference the
9913 EH personality routine for functions that do not require an
9916 2007-03-20 Jakub Jelinek <jakub@redhat.com>
9919 * c-typeck.c (convert_for_assignment): Call comptypes for
9920 RECORD_TYPE or UNION_TYPE.
9923 * reload1.c (reload): Do invalid ASM checking after
9924 cleanup_subreg_operands.
9926 2007-03-19 Jeff Law <law@redhat.com>
9928 * tree-cfg.c (find_taken_edge): Tighten conditions for
9929 optimizing computed gotos.
9931 2007-03-19 Michael Matz <matz@suse.de>
9933 * builtins.c (expand_builtin_sync_operation,
9934 expand_builtin_compare_and_swap,
9935 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
9938 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
9939 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
9942 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9944 * doc/tm.texi: Add brackets around the return type of
9945 TARGET_SECONDARY_RELOAD.
9947 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
9948 Richard Guenther <rguenther@suse.de>
9950 PR tree-optimization/31254
9951 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
9952 Use handled_component_p () where appropriate. Continue
9953 propagating into the rhs if we propagated into an INDIRECT_REF
9956 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9958 * config/s390/s390.md (op_type attribute): RRR instruction type added.
9959 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
9960 (xde, xdee): Mode attributes adjusted to support DFP modes.
9961 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
9962 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
9963 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
9964 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
9965 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
9966 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9967 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
9969 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
9970 "movsf"): Insn definitions removed.
9971 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
9972 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
9973 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
9975 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
9976 "reload_in<mode>", "reload_out<mode>"): Expander added.
9977 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
9980 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9982 * config/s390/s390.md: Only non-functional changes. Renamed
9983 FPR mode macro to BFP all over the file.
9985 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9987 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
9988 (op_type attribute): RRF instruction type added.
9989 (fT0): New mode attribute.
9990 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
9991 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
9992 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
9993 instruction no secondary memory is needed when moving DFmode values
9994 between GPRs and FPRs.
9996 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
9998 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
9999 inverted and documentation adjusted.
10000 ("mhard-dfp", "msoft-dfp"): New options.
10001 * config/s390/s390.c (s390_handle_arch_option): New architecture
10003 (override_options): Sanity checks for the new options added.
10004 * config.gcc: New architecture switch: z9-ec.
10005 * config/s390/s390.h (processor_flags): PF_DFP added.
10006 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
10007 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
10008 when the bit is NOT set so remove it from the defaults.
10010 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
10012 * genemit.c (main): Print include statement for dfp.h.
10013 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
10016 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10018 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
10020 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
10023 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
10024 instead of PATTERN.
10026 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10028 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
10029 attr_length_call, output_call, output_indirect_call): Cleanup
10030 formatting of targetm calls.
10032 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
10034 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
10036 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10038 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
10039 reservation, bypass and anti-bypass descriptions for these
10040 instructions. Update move patterns.
10041 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
10044 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
10046 * tree-vect-transform.c (get_initial_def_for_induction): Replace
10047 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
10048 (get_initial_def_for_reduction): Likewise.
10050 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
10052 Fix PR tree-optimization/29922
10053 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
10054 (get_representative): Removed.
10055 (value_dies_in_block_x): Update for rvuse removal.
10056 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
10057 (compute_antic_aux): Handle when PHI nodes appear in
10058 non-single-successors.
10059 (dump_bitmap_of_names): Removed.
10060 (compute_antic_safe): Renamed and removed rvuse calculation.
10061 Calculate only antic safe.
10062 (insert_into_preds_of_block): Remove assert.
10063 (execute_pre): Update for renamed functions.
10064 (defer_or_phi_translate_block): New function.
10066 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10068 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
10069 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
10071 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
10072 Follow spelling conventions.
10074 * tree-data-ref.h: Remove the prototype for analyze_array.
10076 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
10078 PR tree-optimization/31041
10079 * tree-vect-transform.c (get_initial_def_for_induction): Call
10080 force_gimple_operand.
10082 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
10084 * ipa-type-escape.c (look_for_casts) : Revert code to use
10085 handled_component_p due to ada test a-numaux.adb.
10087 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
10089 * final.c (final_scan_insn): Alter the condition of a
10090 conditional trap if we have nonstandard CC.
10092 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10094 * configure.ac: Remove excess quoting from asm line 0 test.
10095 * configure: Rebuilt.
10097 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10099 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
10100 * c-common.c (convert_and_check): Move warning logic to...
10101 (warnings_for_convert_and_check): ...here. Define.
10102 * c-common.h (warnings_for_convert_and_check): Declare.
10104 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10106 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
10107 (output_call): Likewise.
10109 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10111 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
10113 2007-03-16 Richard Sandiford <richard@codesourcery.com>
10115 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
10117 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
10119 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
10120 opteron, athlon-64 and athlon-fx processor_alias_table entries.
10122 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
10124 PR tree-optimization/31183
10125 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
10126 Use double_int instead of unsigned int for representing access_strides.
10127 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
10129 2007-03-16 Richard Guenther <rguenther@suse.de>
10131 PR tree-optimization/31146
10132 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
10133 to allow recursion of forward_propagate_addr_expr.
10134 (forward_propagate_addr_into_variable_array_index): Likewise.
10135 (forward_propagate_addr_expr): Likewise.
10136 (tree_ssa_forward_propagate_single_use_vars): Likewise.
10137 (forward_propagate_addr_expr_1): Recurse on simple copies
10138 instead of propagating into them. Do so for useless conversions
10140 (forward_propagate_addr_expr): Clean up unused statements after
10143 2007-03-16 Richard Guenther <rguenther@suse.de>
10145 * builtins.c (expand_builtin_cexpi): Use the right argument
10146 for the expansion via cexp.
10148 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10150 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
10151 * configure: Rebuilt.
10153 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
10156 * dwarf2out.c (force_type_die): Adjust comment.
10157 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
10159 2007-03-15 DJ Delorie <dj@redhat.com>
10161 * config/frv/predicates.md (minmax_operator): Don't check operands
10164 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10166 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
10167 Update constant estimates of number of iterations.
10168 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
10169 argument renamed to "realistic".
10170 (compute_estimated_nb_iterations): Removed.
10171 (record_niter_bound): New function.
10172 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
10173 call record_nonwrapping_iv with upper = false.
10174 (infer_loop_bounds_from_signedness): Pass upper argument to
10175 record_nonwrapping_iv.
10176 (estimate_numbers_of_iterations_loop): Do not call
10177 compute_estimated_nb_iterations. Record estimate based on profile
10178 information. Initialize the constant estimates of number of
10180 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
10182 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
10183 number of iterations is too small.
10184 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
10185 (EST_NOT_AVAILABLE): Removed.
10186 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
10187 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
10190 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
10192 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
10193 Handle NE_EXPR guards.
10195 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10198 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
10199 Set also -pedantic-errors by default for the preprocessor unless
10200 -fpermissive is given.
10202 2007-03-15 Richard Guenther <rguenther@suse.de>
10204 PR middle-end/29719
10205 PR middle-end/31161
10206 * builtins.c (expand_builtin_cexpi): As a fallback if we
10207 don't have builtins for sincos or cexp create a function
10208 declaration for cexp and expand to a call to that.
10209 (expand_builtin_int_roundingfn): Always fall
10210 back to floor/ceil and its variants even if they may be
10213 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
10215 PR middle-end/31159
10216 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
10217 jump tables, move the call to delete_dead_jumptables from here...
10218 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
10219 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
10220 don't allow merging of blocks that try_redirect_by_replacing_jump
10221 also does not handle when not optimizing.
10223 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10224 Francois-Xavier Coudert <coudert@clipper.ens.fr>
10226 * config/i386/i386.md (x86_sahf_1): Correctly handle
10229 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
10232 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
10233 x86_64_general_operand as operand[2] predicate. Remove "iF"
10234 from operand constraints and use "e" constraint instead.
10235 (*subti3_1, *subti3_1 splitter): Ditto.
10236 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
10237 operand[1] predicate.
10239 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
10241 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
10242 arrays, multiply the access strides by the size of the sub-array.
10243 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
10245 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10247 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
10248 the configured assembler supports the sahf mnemonic.
10249 * configure: Regenerate.
10250 * config.in: Regenerate.
10252 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
10253 emit "sahf" or ".byte\t0x9e" as asm template.
10255 2007-03-14 Michael Meissner <michael.meissner@amd.com>
10258 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
10259 option to replace hard coded TARGET_xxx in md file.
10260 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
10261 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10262 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
10263 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
10264 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
10265 (X86_TUNE_NOT_VECTORMODE): Ditto.
10266 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
10267 (TUNE_AVOID_VECTOR_DECODE): Ditto.
10268 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
10269 (TUNE_SLOW_IMUL_IMM8): Ditto.
10270 (TUNE_MOVE_M1_VIA_OR): Ditto.
10271 (TUNE_NOT_UNPAIRABLE): Ditto.
10272 (TUNE_NOT_VECTORMODE): Ditto.
10274 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
10277 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
10278 tuning options instead of hard coded TARGET_xxx.
10279 (fix ssemode peephole2's): Ditto.
10280 (imul peephole2's): Ditto.
10282 (movdi_or_rex64): Ditto.
10283 (move peephole2): Ditto.
10284 (not peephole2's): Ditto.
10286 2007-03-14 Dirk Mueller <dmueller@suse.de>
10288 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
10289 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
10290 * c-parser.c (c_parser_if_body): Always add an empty statement in case
10292 * c-parser.c (c_parser_do_statement): Warn about empty body in
10293 do/while statement.
10294 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
10295 * doc/invoke.texi (-Wempty-body): Update documentation.
10297 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10300 * c-common.h (warn_for_div_by_zero): Declare.
10301 * c-common.c (warn_for_div_by_zero): Define.
10302 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
10305 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10307 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
10308 to PREFIX and STANDARD_PREFIX.
10310 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10311 Phil Edwards <phil@codesourcery.com>
10313 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
10314 (__gthread_once_t): Remove busy field for RTPs.
10315 (__GTHREAD_ONCE_INIT): Update accordingly.
10317 2007-03-14 Richard Sandiford <richard@codesourcery.com>
10319 * doc/invoke.texi: Document VxWorks options.
10321 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
10323 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
10325 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
10327 PR tree-optimization/30590
10328 * tree-nrv.c (tree_nrv): Check for the partial update of the
10331 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10333 * flags.h (flag_random_seed): Remove declaration, in favor of...
10334 * toplev.h (get_random_seed, set_random_seed): ... these.
10335 * tree.c (get_file_function_name): Use the former.
10336 * opts.c (common_handle_option): Use the latter.
10339 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
10341 PR middle-end/31127
10342 * cse.c (cse_find_path): Do not bail out if a basic block that
10343 we already visited now becomes part of a path that starts at a
10344 different basic block. Just disallow this, to make sure we
10345 visit each basic block at most once.
10347 2007-03-13 Jan Hubicka <jh@suse.cz>
10349 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
10350 attributes, when profile esitmate is present, calls with very low
10351 frequency are cold.
10353 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
10355 PR tree-optimization/30730
10356 PR tree-optimization/26900
10357 * tree-ssa-loop-niter.c: Include gmp.h.
10358 (bounds): New type.
10359 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
10360 split_to_var_and_offset, determine_value_range,
10361 bound_difference_of_offsetted_base, refine_bounds_using_guard,
10362 bound_difference, bounds_add, bounds_negate,
10363 number_of_iterations_ne_max, dump_affine_iv): New functions.
10364 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
10365 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
10366 difference of initial and final value of control iv to validate
10368 (number_of_iterations_cond): Add loop parameter. Determine bounds
10369 on the difference of the extremes of the control iv. Add dumps.
10370 (expand_simple_operations): Handle phi nodes.
10371 (simplify_using_initial_conditions): Do not record used conditions.
10372 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
10373 Do not set additional_info.
10374 (implies_nonnegative_p, implies_ge_p): Removed.
10375 (derive_constant_upper_bound): Do not use parameter `additional'.
10376 (record_estimate): Parameter `additional' removed. Parameter
10377 `i_bound' added. Do not call derive_constant_upper_bound.
10378 (record_nonwrapping_iv): Use derive_constant_upper_bound to
10379 bound the number of iterations estimate.
10380 (estimate_numbers_of_iterations_loop): Pass the estimate from
10381 the number of iterations analysis to record_estimate.
10382 * tree.h (multiple_of_p): Declare.
10383 * tree-scalar-evolution.c (expression_expensive_p): Removed.
10384 (scev_const_prop): Do not check expression_expensive_p.
10385 * fold-const.c (multiple_of_p): Exported.
10386 * double-int.c (double_int_mask): Exported.
10387 * double-int.h (double_int_mask): Declare.
10388 * tree-flow.h (struct tree_niter_desc): Removed additional_info
10389 field. Added max field.
10391 2007-03-13 David Taylor <taylor@candd.org>
10394 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
10397 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10400 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
10401 two unamed patterns.
10403 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
10405 * config/i386/i386.opt (mcx16, msahf): New options.
10406 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
10407 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
10409 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
10410 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
10411 Output -mcx16 and -msahf options when corresponding bit is set.
10413 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
10414 and -msahf options.
10416 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
10418 * configure.ac: Test for assembler tolerance to # 0 "".
10419 * configure, config.in: Rebuilt.
10420 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
10422 2007-03-13 Geoffrey Keating <geoffk@apple.com>
10424 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
10426 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
10427 (handle_syscall): Handle direct system calls.
10428 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
10430 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10432 * doc/invoke.texi: Fix cpp.info cross-reference.
10433 * doc/passes.texi: Fix gcc.info cross-reference.
10435 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
10437 PR tree-optimization/30835
10438 * lambda-code.c (can_convert_to_perfect_nest): Check whether
10439 bb_for_stmt is not NULL before accessing it.
10441 2007-03-12 Joseph Myers <joseph@codesourcery.com>
10443 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
10446 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
10449 * doc/install.texi: Document --enable-stage1-languages
10451 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
10453 * tree-pass.h (pass_into_cfg_layout_mode,
10454 pass_outof_cfg_layout_mode): Declare.
10455 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
10456 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
10457 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
10458 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
10460 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
10462 * c-decl.c (warn_variable_length_array): New function.
10463 Refactored from grokdeclarator to handle warn_vla
10464 and handle unnamed array case.
10465 (grokdeclarator): Refactored VLA warning case.
10466 * c.opt (Wvla): New flag.
10467 * doc/invoke.texi (Wvla): New warning.
10469 2007-03-12 Richard Henderson <rth@redhat.com>
10471 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
10472 (TARGET_SECTION_TYPE_FLAGS): New.
10474 2007-03-12 Richard Henderson <rth@redhat.com>
10476 * config/darwin.c (machopic_reloc_rw_mask): New.
10477 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
10478 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
10480 2007-03-12 Mark Mitchell <mark@codesourcery.com>
10482 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
10483 * cppdefault.h (cpp_PREFIX): Document.
10484 (cpp_PREFIX_len): Likewise.
10485 (cpp_EXEC_PREFIX): New variable.
10486 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
10487 * c-incpath.c (add_standard_paths): Correct logic for relocating
10488 paths within prefix.
10490 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
10492 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
10493 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
10495 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
10496 fix_truncdfdi_sse using SSEMODEF mode macro.
10497 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
10498 fix_truncdfsi_sse using SSEMODEF mode macro.
10499 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
10500 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
10502 2007-03-12 Richard Sandiford <richard@codesourcery.com>
10504 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
10505 elfos.h to tm_file.
10507 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
10509 * tree.h : Add multiple_of_p declaration.
10510 * fold-const.c (multiple_of_p): Make multiple_of_p public.
10511 * ipa-type-escape.c (results_of_malloc): Redundant.
10512 (visited_stmts): New. Visited stmt for walk_use_def_chains.
10513 (cast_type): Extended with new members.
10514 (check_cast): Returns cast_type.
10515 (cast): New structure for data of walk_use_def_chains.
10516 (is_malloc_result, is_cast_from_non_pointer_1,
10517 is_cast_from_non_pointer,
10518 is_array_access_through_pointer_and_index): New functions.
10519 (look_for_casts): Returns cast types.
10520 (check_call): Returns void.
10521 (okay_pointer_operation): Use support of pointer plus index,
10522 pointer plus constant and allow all multiplications.
10524 2007-03-11 Richard Guenther <rguenther@suse.de>
10526 PR tree-optimization/31115
10527 * tree-vrp.c (extract_range_from_binary_expr): Make sure
10528 the shift count is positive and non-anti-range for RSHIFT_EXPR.
10529 A shift count of zero is not special as with *_DIV_EXPR.
10530 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
10533 2007-03-11 Ian Lance Taylor <iant@google.com>
10535 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
10536 the *_DIV_EXPR codes correctly with overflow infinities.
10538 2007-03-11 Ira Rosen <irar@il.ibm.com>
10540 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
10541 indicate success/failure of the analysis. Add negation to subtrahend
10542 in case of subtraction. Fail if both operands contain constants.
10543 (create_data_ref): Fail if analyze_offset fails.
10545 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
10547 * config/i386/i386.md (frndintxf2): Rename to ...
10548 (rintxf2): ... this. Remove expander having same name.
10549 (rintsf2, rintdf2): Implement using SSEMODEF macro.
10550 (roundsf2, rounddf2): Ditto.
10551 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
10552 (lround<mode>di2, lround<mode>si2): Ditto.
10554 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
10556 * lower-subreg.c: Include except.h.
10557 (decompose_multiword_subregs): Verify that the only control flow
10558 insns we can split are loads to multi-words pseudos.
10559 Handle breaking such blocks after splitting, instead of calling
10560 find_many_sub_basic_blocks.
10562 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
10563 on the new basic block. Add a lengthy comment explaining why we
10564 thought this was necessary.
10565 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
10567 2007-03-10 Mark Mitchell <mark@codesourcery.com>
10570 * tree.c (walk_type_fields): Recurse into the element type of
10571 ARRAY_TYPEs if there is a pointer set.
10573 2007-03-10 Dirk Mueller <dmueller@suse.de>
10575 * c-common.c (warn_logical_operator): Fix condition.
10577 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
10579 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
10581 * config/darwin.c (machopic_select_section): Remove superfluous
10582 argument in call to categorize_decl_for_section. Remove unused
10585 2007-03-10 Joseph Myers <joseph@codesourcery.com>
10587 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
10589 * configure: Regenerate.
10591 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
10594 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
10595 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
10596 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
10597 Add LABEL_NUSES to emitted label.
10598 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
10599 branch probability value to emitted jump insn.
10600 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
10601 Do not check life information and do not re-arrange input operands
10602 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
10604 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10606 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
10607 the change of decode_asm_operands.
10609 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
10611 * mode-switching.c (create_pre_exit): Skip blockage insn.
10613 2007-03-09 Diego Novillo <dnovillo@redhat.com>
10615 * tree-pass.h (TODO_update_smt_usage): Remove.
10617 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
10621 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10623 * pa.c (attr_length_call): Revise condition for long
10624 pc-relative branch.
10625 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
10626 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
10627 sequence on SOM target.
10629 2007-03-09 Geoffrey Keating <geoffk@apple.com>
10631 * gcc.c: Document %{, in big comment at top.
10632 (input_suffix_matches): Remove special handling for .s and
10634 (input_spec_matches): New.
10635 (handle_braces): Handle %{,.
10636 (validate_switches): ',' indicates a value which is not a switch.
10637 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
10638 to detect assembler input.
10639 * config/i386/sol2.h (CPP_SPEC): Likewise.
10640 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
10641 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
10642 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
10643 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
10644 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
10645 -m64 causes deployment target to default to 10.5.
10646 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
10648 2007-03-09 Richard Henderson <rth@redhat.com>
10651 * target.h (targetm.asm.out.reloc_rw_mask): New.
10652 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
10653 (TARGET_ASM_OUT): Use it.
10654 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
10655 * varasm.c (categorize_decl_for_section): Remove shlib argument;
10656 use the new reloc_rw_mask target hook instead.
10657 (default_section_type_flags_1): Merge into...
10658 (default_section_type_flags): ... here.
10659 (decl_readonly_section_1): Merge into...
10660 (decl_readonly_section): ... here.
10661 (default_elf_select_section_1): Merge into...
10662 (default_elf_select_section): ... here.
10663 (default_unique_section_1): Merge into...
10664 (default_unique_section): ... here.
10665 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
10666 (default_select_rtx_section): Use it.
10667 (default_elf_select_rtx_section): Likewise.
10668 * output.h: Update to match.
10669 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
10670 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
10671 (TARGET_ASM_RELOC_RW_MASK): New.
10672 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
10673 to categorize_decl_for_section.
10674 (x86_64_elf_unique_section): Likewise.
10675 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
10676 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
10677 (TARGET_ASM_RELOC_RW_MASK): New.
10678 * config/ia64/ia64.c (ia64_rwreloc_select_section,
10679 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
10680 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
10681 (TARGET_RWRELOC): Remove.
10682 (ia64_section_type_flags): Adjust call to default_section_type_flags.
10683 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10684 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
10685 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
10686 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
10687 (rs6000_xcoff_select_section): Use decl_readonly_section.
10688 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
10689 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
10690 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
10691 (TARGET_SECTION_TYPE_FLAGS): Remove.
10692 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
10694 2007-03-09 Roger Sayle <roger@eyesopen.com>
10696 * fold-const.c (fold_comparison): Remove compile-time evaluation of
10697 complex constant equality/inequality comparisons for here.
10698 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
10699 known at compile-time or can be simplified to a scalar comparison.
10700 (fold_relational_const): Move compile-time evaluation of complex
10701 constant equality/inequality comparisons to here.
10703 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10705 PR rtl-optimization/30643
10706 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
10708 (fold_rtx): Recurse, like before 2006-11-03.
10710 2007-03-09 DJ Delorie <dj@redhat.com>
10712 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
10715 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
10717 PR tree-optimization/30375
10718 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
10719 LHS of statements is not the same.
10720 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
10722 2007-03-09 Chao-ying Fu <fu@mips.com>
10724 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
10726 * doc/invoke.texi (-mdspr2): Document new option.
10727 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
10728 New unspec for DSP REV 2.
10729 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
10730 these instructions are extended in DSP REV 2.
10731 (mips-dspr2.md): Include.
10732 * config/mips/mips.opt (mdspr2): New option.
10733 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
10734 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
10735 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
10736 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
10737 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
10738 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
10739 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
10741 (bdesc_map): Add one field of unsupported_target_flags.
10742 (bdesc_arrays): Update entries to have extra fields. Add
10744 (mips_init_builtins): Initialize new function types.
10745 Check unsupported_target_fileds to filter out builtins.
10746 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
10748 (ASM_SPEC): Pass mdspr2 to the assembler.
10749 * config/mips/mips-dspr2.md: New file.
10751 2007-03-09 Sa Liu <saliu@de.ibm.com>
10753 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
10755 2007-03-09 Ian Lance Taylor <iant@google.com>
10757 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
10758 argument) like -Wstrict-overflow=2.
10759 * doc/invoke.texi (Warning Options): Update documentation.
10761 2007-03-09 Dirk Mueller <dmueller@suse.de>
10764 * doc/invoke.texi (-Wlogical-op): Document.
10765 * common.opt (-Wlogical-op): New.
10766 * c-common.h (warn_logical_operator): Declare.
10767 * c-common.c (warn_logical_operator): Define.
10768 * c-typeck.c (parser_build_binary_op): Call
10769 warn_logical_operator.
10771 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10773 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
10774 * final.c (final_scan_insn): Test for non-"" file name.
10776 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
10778 * doc/loop.texi: Document the Omega linear constraints solver.
10779 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
10780 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
10781 omega-hash-table-size, omega-max-keys, and
10782 omega-eliminate-redundant-constraints.
10783 * tree-pass.h (pass_check_data_deps): Declared.
10786 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
10787 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
10788 pass_check_data_deps): New.
10789 * tree-data-ref.c (init_data_ref): Remove declaration.
10790 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
10791 (analyze_array): Renamed init_array_ref, move up initializations.
10792 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
10793 Removed arguments that are set to NULL.
10794 (analyze_indirect_ref): Correct indentation, correct call to
10796 (object_analysis): Call init_array_ref instead of analyze_array.
10797 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
10798 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
10799 of DR_ACCESS_FNS_ADDR.
10800 (init_omega_eq_with_af, omega_extract_distance_vectors,
10801 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
10802 ddr_consistent_p): New.
10803 (compute_affine_dependence): Check consistency of ddrs when
10804 flag_check_data_deps is passed.
10805 (analyze_all_data_dependences): Uncomment.
10806 (tree_check_data_deps): New.
10807 * tree-data-ref.h: Include omega.h.
10808 (DR_ACCESS_FNS_ADDR): Removed.
10809 (data_dependence_relation): Add inner_loop.
10810 (DDR_INNER_LOOP): New.
10811 * common.opt (fcheck-data-deps): New.
10812 * tree-flow.h (tree_check_data_deps): Declare.
10813 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
10814 (OBJS-common): Depend on omega.o.
10816 * passes.c (pass_check_data_deps): Scheduled.
10817 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
10818 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
10819 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
10820 PARAM_VECT_MAX_VERSION_CHECKS,
10821 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
10823 2007-03-09 Richard Guenther <rguenther@suse.de>
10825 PR tree-optimization/30904
10826 PR middle-end/31058
10827 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
10828 the same way as *_DIV_EXPR.
10830 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10832 * recog.c (decode_asm_operands): No mixed declarations and code.
10834 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
10836 * rtl.def (ASM_INPUT): Add location.
10837 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
10838 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
10839 (decode_asm_operands): Add loc operand.
10840 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
10841 * stmt.c (expand_asm): Rename to...
10842 (expand_asm_loc): ... this. Add locus argument. Pass it on to
10843 gen_rtx_ASM_INPUT_loc.
10844 (expand_asm_expr): Adjust.
10845 * recog.c (decode_asm_operands): Add loc operand.
10846 (check_asm_operands, extract_insn): Adjust.
10847 * reload1.c (maybe_fix_stack_asms): Likewise.
10848 * final.c (asm_insn_count): Likewise.
10849 (final_scan_insn): Output # line before and after asm.
10851 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
10853 * tree-ssa-structalias.c (variable_info): Remove
10855 (new_var_info): Ditto.
10856 (shared_bitmap_info_t): New structure.
10857 (shared_bitmap_table): New variable.
10858 (shared_bitmap_hash): New function.
10859 (shared_bitmap_eq): Ditto
10860 (shared_bitmap_lookup): Ditto.
10861 (shared_bitmap_add): Ditto.
10862 (merge_smts_into): Change to take bitmap directly.
10863 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
10864 (init_alias_vars): Init shared bitmap hashtable.
10865 (delete_points_to_sets): Delete shared bitmap hashtable.
10866 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
10867 is_aliased removal as a change that was still necessary was
10870 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
10872 * config/i386/i386.h (override_options): Conditionally disable
10873 x86_sahf for 64bit targets only.
10875 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
10878 * c-decl.c (merge_decls): Don't call make_var_volatile.
10879 * varasm.c (make_var_volatile): Remove.
10880 * output.h (make_var_volatile): Remove.
10882 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
10884 PR tree-optimization/31085
10885 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
10887 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10889 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
10890 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
10891 ATTR_CONST_NOTHROW_LIST.
10893 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
10896 2007-03-08 Diego Novillo <dnovillo@redhat.com>
10898 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
10900 2007-03-08 Geoffrey Keating <geoffk@apple.com>
10903 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
10905 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
10906 passed, use shared libgcc.
10908 2007-03-08 Roger Sayle <roger@eyesopen.com>
10910 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
10911 instead of calling build2 with a GIMPLE_MODIFY_STMT.
10912 (honor_protect_cleanup_actions, lower_try_finally_switch):
10914 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
10915 ifc_temp_var): Likewise.
10916 * tree-inline.c (setup_one_parameter): Likewise.
10917 * tree-mudflap.c (mf_decl_cache_locals,
10918 mf_build_check_statement_for): Likewise.
10919 * tree-nested.c (init_tmp_var, save_tmp_var,
10920 finalize_nesting_tree_1): Likewise.
10921 * tree-outof-ssa.c (insert_copy_on_edge,
10922 insert_backedge_copies): Likewise.
10923 * tree-profile.c (tree_gen_edge_profiler,
10924 tree_gen_ic_profiler): Likewise.
10925 * tree-scalar-evolution.c (scev_const_prop): Likewise.
10926 * tree-sra.c (sra_build_assignment): Likewise.
10927 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
10928 * tree-ssa-math-opts.c (insert_reciprocals,
10929 execute_cse_sincos_1): Likewise.
10930 * tree-tailcall.c (adjust_accumulator_values,
10931 adjust_return_value): Likewise.
10932 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
10933 * tree-vect-transform.c (vect_create_data_ref_ptr,
10934 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
10935 vect_create_epilog_for_reduction, vectorizable_reduction,
10936 vectorizable_call, vectorizable_conversion,
10937 vectorizable_assignment, vectorizable_operation,
10938 vectorizable_type_demotion, vect_gen_widened_results_half,
10939 vect_permute_store_chain, vectorizable_store,
10940 vect_setup_realignment, vect_permute_load_chain,
10941 vectorizable_load, vectorizable_condition,
10942 vect_create_cond_for_align_checks): Likewise.
10943 * tree-vrp.c (build_assert_expr_for): Likewise.
10945 2007-03-08 Ian Lance Taylor <iant@google.com>
10947 * tree-vrp.c: Include "intl.h".
10948 (usable_range_p): New static function.
10949 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
10950 overflowed values, juts set *strict_overflow_p.
10951 (compare_values): Only return -2 if one of the operands is not a
10953 (compare_ranges): Call usable_range_p.
10954 (compare_range_with_value): Likewise.
10955 (vrp_evaluate_conditional_warnv): Rename from
10956 vrp_evaluate_conditional. Make static. Change all callers.
10957 (vrp_evaluate_conditional): New function.
10958 (simplify_div_or_mod_using_ranges): Issue warning about reliance
10959 on signed overflow.
10960 (simplify_abs_using_ranges): Likewise.
10961 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
10962 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
10963 within_stmt parameter.
10964 * tree-ssa-propagate.c (fold_predicate_in): Update call to
10965 vrp_evaluate_conditional.
10966 * tree-ssa-threadedge.c
10967 (record_temporary_equivalences_from_stmts_at_dest): Change
10968 simplify parameter to take a second tree parameter.
10969 (simplify_control_stmt_condition): Likewise.
10970 (thread_across_edge): Likewise.
10971 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
10972 (thread_across_edge): Likewise.
10973 * Makefile.in (tree-vrp.o): Depend upon intl.h.
10975 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
10977 * config/i386/i386.h (TARGET_SAHF): New define.
10978 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
10979 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
10980 (x86_sahf): New global variable.
10981 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
10982 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
10983 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
10984 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
10986 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
10987 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
10988 when expanding fcomi/sahf based tests.
10989 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
10990 expanding sahf based alternative. Emit sahf based sequence when
10991 optimizing for code size.
10992 * config/i386/i386.md (x86_sahf_1): Do not disable for
10993 TARGET_64BIT, enable for TARGET_SAHF.
10995 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
10997 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
10998 spurious whitespace from error message.
11000 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
11003 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
11005 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
11007 * c-decl.c (grokdeclarator): Disable warnings for anonymous
11009 * tree-sra.c (instantiate_element): Propagate disabled warnings
11010 from the element itself to the created variable.
11012 2007-03-07 Richard Henderson <rth@redhat.com>
11015 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
11016 silently fix up the stack in the case of a missing register.
11018 2007-03-07 Paul Brook <paul@codesourcery.com>
11020 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
11022 2007-03-07 Joseph Myers <joseph@codesourcery.com>
11024 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
11026 (phase1_vrs): Use them.
11027 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
11028 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
11029 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
11030 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
11031 __gnu_Unwind_Restore_WMMXC if required.
11032 (_Unwind_VRS_Pop): Implement iWMMXt support.
11033 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
11034 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
11035 gnu_Unwind_Save_WMMXC): Define.
11037 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11039 * config/vxworks.h (vxworks_override_options): Declare.
11040 (VXWORKS_OVERRIDE_OPTIONS): Use it.
11041 * config/vxworks.c: Include target.h and toplev.h.
11042 (vxworks_override_options): New function.
11043 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
11045 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
11047 * config/s390/s390.c (override_options): Don't emit an error when
11048 -mstack-size is used without providing -mstack-guard.
11049 (s390_emit_prologue): Choose stack_guard value automatically if not
11050 provided via command line.
11051 * doc/invoke.texi: Adjust description of -mstack-guard and
11054 2007-03-07 Richard Sandiford <richard@codesourcery.com>
11056 * config/i386/i386.c (output_set_got): Add a GOT initialization
11057 sequence for VxWorks PIC.
11058 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
11059 around labels as well as symbols. Use gotoff_operand instead
11060 of local_symbolic_operand.
11061 (legitimize_pic_address): Use gotoff_operand instead of
11062 local_symbolic_operand. Use @GOT accesses for labels as
11064 (ix86_output_addr_diff_elt): Use PC-relative rather than
11065 GP-relative offsets for VxWorks PIC.
11066 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
11067 no_new_pseudos. Check whether the returned register is op0.
11068 * config/i386/i386.md (tablejump): Use PC-relative rather than
11069 GP-relative offsets for VxWorks PIC.
11070 * config/i386/predicates.md (gotoff_operand): New predicate.
11072 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11074 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
11076 * config/vxworks-dummy.h: New file.
11077 * config/i386/i386.h: Include it.
11079 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
11081 * dwarf2out.c (is_inlined_entry_point): New
11082 (add_high_low_attributes): Emit DW_AT_entry_pc along with
11083 DW_AT_ranges if the first subblock is the entry point.
11085 2007-03-06 David Daney <ddaney@avtrex.com>
11087 * doc/install.texi (mips-*-*): Change recommended binutils
11090 2007-03-06 Anatoly Sokolov <aesok@post.ru>
11092 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
11093 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
11095 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
11096 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
11098 2007-03-06 Jan Hubicka <jh@suse.cz>
11100 * errors.h (warning, error, fatal, internal_error): Mark as cold.
11101 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
11103 (probably_cold_bb_p): Cold functions are cold.
11104 (probably_never_executed_bb_p): Cold functions are cold.
11105 (tree_bb_level_predictions): Predict calls to cold functions as not
11107 (compute_function_frequency): Check hot/cold attributes.
11108 * function.h (function_frequency): Update comments.
11109 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
11110 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
11111 (c_common_att): Add cold and hot.
11113 * doc/extend.texi (hot,cold attributes): Document.
11115 2007-03-06 Andrew Haley <aph@redhat.com>
11117 * function.c (expand_function_end): Move blockage to just after we
11118 emit the label for the naked return from the function.
11120 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11122 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
11125 2007-03-06 Jan Hubicka <jh@suse.cz>
11127 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
11128 loaded for constant large models. Non-large 64bit PIC can do.
11129 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
11130 * cmodel.h: Add LARGE PIC.
11131 * i386.md (UNSPEC_PLTOFF): New.
11132 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
11134 (*call_1_rex64): Disable for large models.
11135 (*call_1_rex64_large): New.
11136 (*call_value_1_rex64): Disable for large models.
11137 (*call_value_1_rex64_large): New.
11138 (set_rip_rex4): New.
11139 (set_got_offset_rex64): New.
11140 * predicates.md (constant_call_address_operand): For large model
11141 constant calls are not possible.
11142 * i386-protos.h (construct_plt_address): Declare.
11143 * i386.c (override_options): Accept large models.
11144 (ix86_expand_prologue): Expand large PIC GOT pointer load.
11145 (legitimate_constant_p): Add new UNSPECs.
11146 (legitimate_pic_operand_p): Likewise.
11147 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
11148 (legitimize_pic_address): Do easy RIP relative way for TLS only for
11150 (output_pic_addr_const): Add PLTOFF.
11151 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
11152 (ix86_expand_move): Legitimize pic address when in PIC mode.
11153 (construct_plt_address): New function.
11154 (ix86_expand_call): Offload the address to register and use GOT
11155 pointer for large model.
11156 * invoke.texi (mcmodel=large): Update documentation.
11158 2007-03-06 Richard Henderson <rth@redhat.com>
11160 * config/i386/i386.c (x86_use_leave, x86_push_memory,
11161 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
11162 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
11163 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
11164 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
11165 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
11166 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
11167 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
11168 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
11169 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
11170 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11171 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
11172 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11173 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11174 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
11175 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
11176 x86_schedule, x86_use_bt, x86_pad_returns,
11177 x86_use_xchgb): Merge into ...
11178 (ix86_tune_features): ... here. New array.
11179 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11180 x86_bswap): Merge into ...
11181 (ix86_arch_features): ... here. New array.
11182 (x86_3dnow_a): Remove.
11183 (x86_accumulate_outgoing_args): Make static.
11184 (x86_arch_always_fancy_math_387): Make static.
11185 (ix86_tune_mask, ix86_arch_mask): Move ...
11186 (override_options): ... to local variables here. Apply the
11187 appropriate mask to each element of ix86_arch_features and
11188 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
11189 as were done in the old macros.
11190 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
11191 * config/i386/i386.h (x86_use_leave, x86_push_memory,
11192 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
11193 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
11194 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
11195 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
11196 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
11197 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
11198 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
11199 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
11200 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
11201 x86_partial_reg_dependency, x86_memory_mismatch_stall,
11202 x86_accumulate_outgoing_args, x86_prologue_using_move,
11203 x86_epilogue_using_move, x86_decompose_lea,
11204 x86_arch_always_fancy_math_387, x86_shift1,
11205 x86_sse_partial_reg_dependency, x86_sse_split_regs,
11206 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
11207 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
11208 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
11209 x86_use_incdec, x86_pad_returns, x86_bswap,
11210 x86_partial_flag_reg_stall): Remove.
11211 (enum ix86_tune_indices): New.
11212 (ix86_tune_features): New.
11213 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
11214 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
11215 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
11216 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
11217 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
11218 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
11219 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
11220 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
11221 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
11222 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
11223 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
11224 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
11225 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
11226 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
11227 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
11228 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
11229 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
11230 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
11231 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
11232 TARGET_EXT_80387_CONSTANTS): Use it.
11233 (enum ix86_arch_indices): New.
11234 (ix86_arch_features): New.
11235 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
11236 TARGET_BSWAP): Use it.
11237 (ix86_tune_mask, ix86_arch_mask): Remove.
11239 2007-03-06 Joseph Myers <joseph@codesourcery.com>
11242 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
11243 Define using $${sysroot_headers_suffix}.
11244 * configure: Regenerate.
11245 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
11246 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
11248 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
11249 * gcc.c (print_sysroot_headers_suffix): New.
11250 (option_map): Include --print-sysroot-headers-suffix.
11251 (display_help): Mention -print-sysroot-headers-suffix.
11252 (process_command): Handle -print-sysroot-headers-suffix.
11253 (do_spec_1): Append multilib directory to include-fixed path if
11254 sysroot suffixes in use.
11255 (main): Handle -print-sysroot-headers-suffix.
11256 * Makefile.in (start.encap): Don't depend on xlimits.h
11257 (xlimits.h): Remove.
11258 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
11259 limits.h for each multilib in fixinc_list.
11260 (fixinc_list, s-fixinc_list): New.
11261 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
11262 generate them for each multilib in fixinc_list.
11263 (stmp-fixproto): Use include-fixed. Run fixproto for each
11264 multilib in fixinc_list.
11265 (mostlyclean): Don't remove xlimits.h.
11266 (clean): Remove include-fixed.
11267 (real-install-headers-tar, real-install-headers-cpio,
11268 real-install-headers-cp): Don't copy include, only include-fixed.
11269 (install-mkheaders): Depend on fixinc_list. Don't depend on
11270 xlimits.h. Save limits.h files for each multilib in fixinc_list.
11271 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
11272 SYSTEM_HEADER_DIR setting in mkheaders.conf.
11274 2007-03-06 Jan Hubicka <jh@suse.cz>
11276 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
11279 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11281 * configure.ac: Allow tm_file to contain build-directory files.
11282 * configure: Regenerate.
11283 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
11284 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
11285 * config/m68k/print-sysroot-suffix.sh: New file.
11287 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11289 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
11290 of pic_offset_table_rtx if reload_completed.
11291 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
11292 PIC_OFFSET_TABLE_REGNUM.
11293 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
11295 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
11296 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
11298 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11300 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11301 functions that call eh_return.
11303 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11305 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
11306 functions that need a constant pool.
11308 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11311 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
11312 (m68k_preferred_reload_class): Likewise.
11313 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
11314 (SECONDARY_RELOAD_CLASS): Define.
11315 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
11316 (LIMIT_RELOAD_CLASS): Delete.
11317 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
11318 registers from storing bytes.
11319 (m68k_secondary_reload_class): New function.
11320 (m68k_preferred_reload_class): Likewise.
11322 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11324 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
11326 (m68k_expand_prologue): Likewise.
11328 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11330 * config/m68k/m68k-protos.h (output_sibcall): Declare.
11331 (mips_expand_epilogue): Add a bool parameter.
11332 (m68k_legitimize_sibcall_address): Declare.
11333 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
11334 (m68k_expand_epilogue): Add a parameter to select between sibling
11335 and normal epilogues. Only generate a return for the latter.
11336 (m68k_ok_for_sibcall_p): New function.
11337 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
11338 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
11339 (sibcall_value, *sibcall_value): Likewise.
11340 (*call, *call_value): Require !SIBLING_CALL_P.
11341 (epilogue): Update call to m68k_expand_epilogue.
11342 (sibcall_epilogue): New pattern.
11343 * config/m68k/predicates.md (const_call_operand): Say that this
11344 predicate applies to sibling calls too.
11345 (sibcall_operand): New predicate.
11347 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11349 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
11350 alternatives as movsi_cf.
11351 (movsf_cf_hard): Add commentary.
11353 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
11354 Richard Sandiford <richard@codesourcery.com>
11356 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
11357 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
11358 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
11359 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
11360 as being live on exit from an interrupt function.
11361 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
11362 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
11363 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
11364 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
11365 (m68k_interrupt_function_p): Globalize.
11366 (m68k_compute_frame_layout): Remove reverse mask code.
11367 (m68k_emit_movem, m68k_set_frame_related): New functions.
11368 (m68k_output_function_prologue): Delete in favor of...
11369 (m68k_expand_prologue): ...this new function.
11370 (m68k_output_function_epilogue): Delete in favor of...
11371 (m68k_expand_epilogue): ...this new function.
11372 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
11374 (print_operand): Handle %?.
11375 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
11376 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
11377 (prologue, epilogue): New patterns.
11378 (return): Turn into a define_expand.
11379 (*return): New pattern, derived from old "return" pattern. Use rte
11380 rather than rts for interrupt functions. Only use rtd if the pop
11382 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
11383 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
11384 (link, *link, unlink, *unlink, load_got): Likewise.
11386 2007-03-06 Richard Sandiford <richard@codesourcery.com>
11390 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
11391 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
11392 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
11393 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
11394 and m68k_matches_u_p.
11395 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
11396 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
11397 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
11398 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
11399 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
11400 (REG_STRICT_P): New macro.
11401 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
11402 PCREL_GENERAL_OPERAND_OK.
11403 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
11404 m68k_legitimate_base_reg_p.
11405 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
11406 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
11407 (PIC_CASE_VECTOR_ADDRESS): Update comment.
11408 * config/m68k/m68k.c (m68k_address): New structure.
11409 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
11410 (m68k_decompose_index, m68k_legitimate_constant_address_p)
11411 (m68k_jump_table_ref_p, m68k_decompose_address)
11412 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
11413 (m68k_matches_u_p): New functions.
11414 (print_operand_address): Rewrite to use m68k_decompose_index.
11416 2007-03-05 David Taylor <dtaylor@emc.com>
11418 * gcc.c: Correct copyright date in --version output.
11420 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11422 * pa.md: In unamed move patterns, disparge copies between general
11423 and floating point registers using '?' modifier. Don't include 'f'
11424 constraint for register preferences in DImode, SImode, HImode and
11425 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
11426 Remove constraints for copies between general and floating registers
11427 in soft-float DFmode pattern.
11428 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
11432 2007-03-05 Mike Stump <mrs@apple.com>
11434 * c-common.c (targetcm): Add.
11435 * c-opts.c (c_common_handle_option): Handle language specific
11437 * opts.c (handle_option): Verify language for target options, if
11439 * opth-gen.awk: Add CL_LANG_ALL.
11440 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
11441 (TARGETCM_INITIALIZER): Add.
11442 * target.h (struct gcc_targetcm): Add.
11444 * targhooks.c (default_handle_c_option): Add.
11445 * targhooks.h (default_handle_c_option): Add.
11446 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
11448 * config/darwin.opt (iframework): Add.
11449 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
11450 * config/darwin-c.c (handle_c_option): Add.
11451 (TARGET_HANDLE_C_OPTION): Add.
11453 * doc/invoke.texi (Darwin Options): Add -iframework.
11455 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11457 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
11460 2007-03-05 Ian Lance Taylor <iant@google.com>
11462 * c.opt (fgnu89-inline): New option.
11463 * c-opts.c (c_common_post_options): Set default value for
11465 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
11466 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
11468 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
11469 (grokdeclarator, start_function): Likewise.
11470 * c-cppbuiltin.c (c_cpp_builtins): Define either
11471 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
11472 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
11473 (C Dialect Options): Document -fgnu89-inline.
11474 * doc/extend.texi (Function Attributes): Explain what the
11475 gnu_inline attribute does.
11476 * doc/cpp.texi (Common Predefined Macros): Document
11477 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
11479 2007-03-05 Ian Lance Taylor <iant@google.com>
11481 PR tree-optimization/31034
11482 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
11483 half-range if the other side is an overflow infinity.
11485 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
11487 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
11488 (bfin*-linux-uclibc*): New configuration.
11489 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
11491 * config/bfin/linux.h: New file.
11492 * config/bfin/libgcc-bfin.ver: New file.
11493 * config/bfin/t-bfin-uclinux: New file.
11494 * config/bfin/t-bfin-linux: New file.
11495 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
11496 (TARGET_OS_CPP_BUILTINS): New macro.
11498 2007-03-05 Richard Guenther <rguenther@suse.de>
11500 * fold-const.c (fold_binary): Remove duplicate folding
11501 of comparison of non-null ADDR_EXPR against null.
11503 2007-03-05 Richard Guenther <rguenther@suse.de>
11504 Dorit Nuzman <dorit@il.ibm.com>
11506 PR tree-optimization/26420
11507 * tree-vectorizer.c (vectorize_loops): Bail out early if there
11508 are no loops in the function. Only print the number of
11509 vectorized loops if it is greater than zero or we are supposed
11510 to print information about unvectorized loops.
11512 2007-03-05 Revital Eres <eres@il.ibm.com>
11514 * gcc.dg/var-expand1.c: New test.
11515 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
11516 when an accumulator is expanded.
11518 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11521 * c-common.c (convert_and_check): Don't give warnings for
11522 conversion if 'expr' already overflowed.
11524 2007-03-04 Roger Sayle <roger@eyesopen.com>
11526 PR middle-end/30744
11527 * fold-const.c (fold_comparison): Enforce type consistency when
11528 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
11530 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
11532 * tree-ssa-address.c (create_mem_ref): Do not put an expression
11533 containing a cast to the base of TARGET_MEM_REF.
11535 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
11537 * tree.c (tree_contains_struct_check_failed): Remove spurious
11538 whitespace from error message.
11540 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
11543 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
11544 instead of precision.
11546 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
11547 Nathan Sidwell <nathan@codesourcery.com>
11549 * emit-rtl.c (find_auto_inc): New.
11550 (try_split): recreate REG_INC notes,
11551 Use regular for loops rather than whiles.
11553 2007-03-03 Andreas Schwab <schwab@suse.de>
11555 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
11556 * configure: Regenerate.
11558 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11560 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
11561 flag_rounding_math, not flag_unsafe_math_optimizations.
11563 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
11565 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
11566 alpha_fold_vector_minmax): Likewise.
11567 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
11568 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
11570 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11572 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
11573 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
11574 if the lhs has side-effects.
11575 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
11577 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11579 * config/i386/i386.h (TUNEMASK): Remove define.
11580 (ARCHMASK): Remove define.
11581 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
11582 Use ix86_arch_mask variable instead of ARCHMASK.
11583 * config/i386/i386.c (override_options): Ditto.
11584 (standard_80387_constant_p): Ditto.
11586 2007-03-02 Ian Lance Taylor <iant@google.com>
11588 Used signed infinities in VRP.
11589 * tree-vrp.c (uses_overflow_infinity): New static function.
11590 (supports_overflow_infinity): New static function.
11591 (make_overflow_infinity): New static function.
11592 (negative_overflow_infinity): New static function.
11593 (positive_overflow_infinity): New static function.
11594 (is_negative_overflow_infinity): New static function.
11595 (is_positive_overflow_infinity): New static function.
11596 (is_overflow_infinity): New static function.
11597 (overflow_infinity_range_p): New static function.
11598 (compare_values_warnv): New function split out of compare_values.
11599 (compare_value): Call it.
11600 (set_value_range_to_nonnegative): Add overflow_infinity
11601 parameter. Change caller.
11602 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
11604 (vrp_expr_computes_nonzero): Likewise.
11605 (compare_ranges, compare_range_with_value): Likewise.
11606 (compare_name_with_value, compare_names): Likewise.
11607 (vrp_evaluate_conditional): Likewise.
11608 (set_value_range): Handle infinity
11609 (vrp_operand_equal_p, operand_less_p): Likewise.
11610 (extract_range_from_assert): Likewise.
11611 (vrp_int_const_binop): Likewise.
11612 (extract_range_from_binary_expr): Likewise.
11613 (extract_range_from_unary_expr): Likewise.
11614 (extract_range_from_comparison): Likewise.
11615 (extract_range_from_expr): Likewise.
11616 (dump_value_range): Likewise.
11617 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
11618 (test_for_singularity): Likewise.
11619 (vrp_int_const_binop): Remove inline qualifier.
11620 (adjust_range_with_scev): Add comment.
11621 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
11623 2007-03-02 Diego Novillo <dnovillo@redhat.com>
11625 * tree-ssa-structalias.c (could_have_pointers): Tidy.
11626 (get_constraint_for): Likewise.
11627 (do_structure_copy): Likewise.
11628 (find_func_aliases): Fix references to MODIFY_EXPR.
11629 (intra_create_variable_infos): Tidy.
11630 * tree-ssa-operands.c (add_virtual_operand): Add argument
11632 When adding members of alias sets, if IS_CALL_SITE is true and
11633 the symbol is not call-clobbered, skip it.
11634 Adjust all callers.
11636 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
11638 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
11639 entry by means of emit_insn_at_entry.
11641 2007-03-02 Richard Henderson <rth@redhat.com>
11643 * expr.h (promoted_input_arg): Remove decl.
11644 * function.c (promoted_input_arg): Merge into ...
11645 * combine.c (setup_incoming_promotions): ... only caller.
11646 Rearrange to avoid double loop.
11648 2007-03-02 Ben Elliston <bje@au.ibm.com>
11649 Peter Bergner <bergner@vnet.ibm.com>
11650 Janis Johnson <janis187@us.ibm.com>
11652 * config/rs6000/dfp.md: New file.
11653 * config/rs6000/rs6000.md: Include dfp.md.
11654 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
11655 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
11656 and TDmode decimal float modes in FP registers.
11657 (num_insns_constant): Likewise.
11658 (rs6000_legitimate_offset_address_p): Likewise.
11659 (rs6000_legitimize_address): Likewise.
11660 (rs6000_legitimize_reload_address): Likewise.
11661 (rs6000_legitimate_address): Likewise.
11662 (rs6000_emit_move): Likewise.
11663 (function_arg_boundary): Likewise.
11664 (function_arg_advance): Likewise.
11665 (rs6000_darwin64_record_arg_recurse): Likewise.
11666 (function_arg): Likewise.
11667 (rs6000_gimplify_va_arg): Likewise.
11668 (rs6000_split_multireg_move): Likewise.
11669 (rs6000_output_function_epilogue): Likewise.
11670 (rs6000_output_function_epilogue): Likewise.
11671 (rs6000_register_move_cost): Likewise.
11672 (rs6000_function_value): Likewise.
11673 (rs6000_libcall_value): Likewise.
11675 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11677 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
11679 2007-03-02 Richard Sandiford <richard@codesourcery.com>
11681 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
11682 Use $MULTIDIR to choose between the kernel and RTP headers,
11683 and use $WIND_BASE and $WIND_USR to locate them.
11685 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11687 * config/i386/i386.c (override_options): Put initialization of
11688 ix86_tune_mask and ix86_arch_mask to the correct place.
11690 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
11691 Michael Meissner <michael.meissner@amd.com>
11694 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
11695 (ARCHMASK): Define.
11696 (TARGET_CMOVE): Use ARCHMASK.
11697 (TARGET_CMPXCHG): Ditto.
11698 (TARGET_CMPXCHG8B): Ditto.
11699 (TARGET_XADD): Ditto.
11700 (TARGET_BSWAP): Ditto.
11701 * config/i386/i386.c (ix86_tune_mask): New global variable.
11702 (ix86_arch_mask): Ditto.
11703 (override_options): Initialize ix86_tune_mask and
11704 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
11707 2007-03-02 Ben Elliston <bje@au.ibm.com>
11710 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
11712 2007-03-02 Joseph Myers <joseph@codesourcery.com>
11714 * target.h (init_dwarf_reg_sizes_extra): New target hook.
11715 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
11716 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
11717 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
11719 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
11720 rs6000_init_dwarf_reg_sizes_extra): New.
11721 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
11722 SPE register high parts.
11724 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
11726 * Makefile.in: Add install-pdf target as
11727 copied from automake v1.10 rules.
11728 * configure.ac: Add install-pdf to target list.
11729 * configure: Regenerate.
11731 2007-03-01 Paul Brook <paul@codesourcery.com>
11733 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
11734 modes to LDRD for DImode.
11735 (output_move_double): Fixup out of range ldrd/strd.
11736 (vfp_secondary_reload_class): Rename...
11737 (coproc_secondary_reload_class): ... to this. Add wb argument.
11738 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
11739 coproc_secondary_reload_class for CLASS_IWMMXT.
11740 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
11741 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
11743 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
11745 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
11746 unroll factor by the estimated number of iterations.
11747 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
11748 than prefetch latency.
11750 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
11751 decode_caches_intel, detect_caches_intel): New functions.
11752 (host_detect_local_cpu): Use detect_caches_amd and
11753 detect_caches_intel.
11755 2007-03-01 Richard Henderson <rth@redhat.com>
11757 * expr.c (emit_move_complex_push): Export.
11758 (emit_move_complex_parts): Split out from ...
11759 (emit_move_complex): ... here.
11760 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
11761 * config/i386/i386.md (movcdi): New.
11763 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
11765 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
11766 size of mode1 to check for tieable modes in MMX case.
11768 2007-03-01 Richard Sandiford <richard@codesourcery.com>
11770 * Makefile.in (rtlanal.o): Depend on tree.h.
11771 * rtl.h (offset_within_section_p, split_const): Declare.
11772 * rtlanal.c: Include tree.h.
11773 (offset_within_block_p): New function, taken from
11774 mips_offset_within_object_p.
11775 (split_const): New function, taken from mips_split_const.
11776 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
11778 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
11779 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
11780 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
11781 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
11782 (m68k_illegitimate_symbolic_constant_p): New function.
11783 * config/m68k/m68k.md (movsi): Remove misleading predicates.
11784 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
11785 symbolic constant that might be outside the symbol's section,
11786 move the symbol first and then add the offset.
11787 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
11789 * config/mips/mips.c (mips_split_const): Delete.
11790 (mips_offset_within_object_p): Delete.
11791 (mips_symbolic_constant_p): Use offset_within_section_p and
11792 split_const instead of mips_offset_within_object_p and
11794 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
11795 (mips_legitimize_const_move, print_operand_reloc)
11796 (mips_dangerous_for_la25_p): Use split_const instead of
11799 2007-02-28 Eric Christopher <echristo@apple.com>
11801 * Makefile.in (install-include-dir): Don't rm -rf include.
11803 2007-02-28 Richard Guenther <rguenther@suse.de>
11805 PR middle-end/30364
11806 * fold-const.c (fold_binary): Do not associate expressions
11807 with more than one variable for integer types that do not wrap.
11809 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
11811 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
11812 Delete, and replace with...
11813 (fold_builtin_call_array): This. Update callers to use it.
11814 * fold-const.c (fold_build_call_list): Delete, and replace with...
11815 (fold_build_call_array): This.
11816 (fold_build_call_list_initializer): Delete, and replace with...
11817 (fold_build_call_array_initializer): This.
11818 * tree.h: Update declarations to reflect above changes.
11820 * c-typeck.c (build_function_call): Store converted arguments
11821 in a stack-allocated array instead of building a list.
11822 (convert_arguments): Store arguments in the array passed in as an
11823 argument, and return the actual number of arguments.
11824 * c-format.c: (check_function_format): Pass arguments in an
11825 array instead of a list.
11826 * c-common.c (check_function_nonnull): Likewise.
11827 (check_function_sentinel): Likewise.
11828 (check_function_arguments): Likewise.
11829 * c-common.h: Update declarations to reflect above changes.
11831 2007-02-28 Jan Hubicka <jh@suse.cz>
11833 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
11834 PRED_NEGATIVE_RETURN): Update outcomes.
11836 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
11838 * calls.c (emit_library_call_value_1): Handle partial registers
11839 correctly when building up CALL_INSN_FUNCTION_USAGE.
11841 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11843 * pa/predicates.md (move_src_operand): Allow zero for mode.
11844 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
11847 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
11850 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
11851 *movv2df_internal): Enable pattern only for valid operand
11853 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
11854 tie only 128bit modes. For MMX registers, tie only 64bit modes.
11856 2007-02-27 Mike Stump <mrs@apple.com>
11858 * config/darwin-crt3.c: Avoid compilation when compiling for a
11861 2007-02-27 Joseph Myers <joseph@codesourcery.com>
11863 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
11865 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
11866 for fixed headers and limits.h.
11867 (install-include-dir, install-headers-tar, install-headers-cpio,
11868 install-headers-cp, real-install-headers-tar,
11869 real-install-headers-cpio, real-install-headers-cp): Handle
11870 include-fixed as well as include.
11871 (install-mkheaders): Don't install files that go only in include
11873 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
11874 from GCC_INCLUDE_DIR.
11875 * gcc.c (process_command): Remove special -BstageN/ handling.
11876 (do_spec_1): Add include-fixed directories.
11878 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11880 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
11882 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
11884 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
11887 2007-02-27 Mark Mitchell <mark@codesourcery.com>
11889 * c-common.c (get_priority): Add check for
11890 SUPPORTS_INIT_PRIORITY.
11892 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11894 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
11896 * config/bfin/bfin.c: Include "cfglayout.h".
11897 (MAX_LSETUP_DISTANCE): New macro.
11898 (struct loop_info): New members incoming, incoming_src and
11899 incoming_dest. Delete member predecessor.
11900 (length_for_loop): New function.
11901 (bfin_optimize_loop): Handle more different loop structures.
11902 (bfin_discover_loop): Rework detection of predecessor blocks by
11903 examining incoming edges.
11904 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
11906 (bfin_reorder_loops): New function.
11907 (bfin_reorg_loops): Use these three new functions.
11909 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
11910 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
11911 (CONSTRAINT_LEN): Add entry for 'q'.
11912 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
11913 Add 'q' constraints.
11914 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
11915 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
11917 * config/bfin/bfin.md (add_with_carry): New pattern.
11918 (s_or_u, su_optab, su_modifier): New code macros/attrs.
11919 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
11920 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
11921 support unsigned multiplies too. Removed incorrect commutativity from
11922 operand 1 constraint where appropriate.
11923 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
11925 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
11926 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
11928 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
11929 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
11930 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
11931 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
11932 usmulhisi_hh_huh): New patterns.
11934 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
11935 lshifthi3): Fix output template to use half reg for operand 2.
11937 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
11940 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
11942 2007-02-27 Andreas Schwab <schwab@suse.de>
11944 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
11946 2007-02-27 Jan Hubicka <jh@suse.cz>
11948 * predict.c (last_basic_block_p): Remove.
11949 (tree_estimate_probability): Update return heuristic for commonized
11952 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11954 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
11956 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
11958 * doc/include/gcc-common.texi (versionsubtitle): New macro.
11959 * doc/cpp.texi: Standardize title page.
11960 * doc/cppinternals.texi: Likewise.
11961 * doc/gcc.texi: Standardize title page, remove version number
11962 from copyright page.
11963 * doc/gccint.texi: Likewise.
11964 * doc/install.texi: Standardize title page, add table of
11967 2007-02-26 Jan Hubicka <jh@suse.cz>
11969 * predict.def: Set outcomes according to more recent results.
11970 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
11971 Remove dead predictors.
11972 * predict.c (return_prediction): Fix pasto.
11974 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
11976 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
11977 change; avoid a memory leak when returning early.
11979 2007-02-26 Mark Mitchell <mark@codesourcery.com>
11981 * c-decl.c (static_ctors): Move to c-common.c.
11982 (static_dtors): Likewise.
11983 (finish_function): Use c_record_cdtor_fn.
11984 (build_cdtor): Move to c-common.c.
11985 (c_write_global_declarations): Use c_build_cdtor_fns.
11986 * c-common.h (static_ctors): Declare.
11987 (static_dtors): Likewise.
11988 (c_record_cdtor_fn): Likewise.
11989 (c_build_cdtor_fns): Likewise.
11990 * c-common.c (static_ctors): New variable.
11991 (static_dtors): Likewise.
11992 (c_record_cdtor_fn): New function.
11993 (build_cdtor): Move from c-decl.c
11994 (c_build_cdtor_fns): New function.
11996 * output.h (assemble_addr_to_section): Declare.
11997 (get_cdtor_priority_section): Likewise.
11998 * varasm.c (assemble_addr_to_section): New function.
11999 (get_cdtor_priority_section): Likewise.
12000 (default_named_section_asm_out_destructor): Use them.
12001 (destor_dtor_section_asm_out_destructor): Likewise.
12002 (default_named_section_asm_out_constructor): Likewise.
12003 (default_ctor_section_asm_out_constructor): Likewise.
12004 * config.gcc (*-*-vxworks*): Include vxworks.o.
12005 * config/t-vxworks (vxworks.o): New target.
12006 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
12007 (TARGET_ASM_CONSTRUCTOR): Define.
12008 (TARGET_ASM_DESTRUCTOR): Likewise.
12009 (vxworks_asm_out_constructor): Declare.
12010 (vxworks_asm_out_destructor): Likewise.
12012 * c-common.c (get_priority): Check that we have not just an
12013 INTEGER_CST, but an integer constant with integeral type.
12015 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
12017 PR tree-optimization/30938
12018 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
12019 use &dt[nargs-1] instead of &dt[nargs] in the call to
12020 vect_is_simple_use().
12022 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
12024 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
12025 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12026 Do not attempt to handle MEM inside auto-inc expressions.
12027 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
12028 of a register modified by an auto-inc expression. However, do handle
12029 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
12030 (elimination_effects): Prohibit elimination of a register modified
12031 by an auto-inc expression. Disable register elimination rules whose
12032 target register is modified by an auto-inc expression with variable
12035 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
12037 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
12039 (array_at_struct_end_p): New function.
12040 (idx_infer_loop_bounds): Use it.
12041 (estimate_numbers_of_iterations_loop): Export.
12042 * predict.c (predict_loops): Use estimated_loop_iterations_int.
12043 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
12044 (tree_estimate_probability): Call record_loop_exits.
12045 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
12046 (estimated_loop_iterations, estimated_loop_iterations_int,
12047 estimated_loop_iterations_tree): New functions.
12048 (analyze_siv_subscript_cst_affine,
12049 compute_overlap_steps_for_affine_1_2,
12050 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
12051 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
12052 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
12053 (PRED_LOOP_ITERATIONS_GUESSED): New.
12054 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
12055 * cfgloop.h (estimate_numbers_of_iterations_loop,
12056 estimated_loop_iterations_int): Declare.
12058 2007-02-25 Mark Mitchell <mark@codesourcery.com>
12060 * doc/extend.texi: Document optional priority argument to
12061 constructors and destructors.
12062 * tree.c (init_priority_for_decl): Adjust GTY markers.
12063 (init_ttree): Use priority-info hash functions for
12064 init_priority_for_decl.
12065 (tree_map_eq): Rename to ...
12066 (tree_map_base_eq): ... this.
12067 (tree_map_marked_p): Rename to ...
12068 (tree_map_base_marked_p): ... this.
12069 (tree_map_base_hash): New function.
12070 (decl_init_priority_lookup): Rework.
12071 (decl_fini_priority_lookup): New function.
12072 (decl_priority_info): New function.
12073 (decl_init_priority_insert): Use it.
12074 (decl_fini_priority_insert): Likewise.
12075 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
12077 (decl_restrict_base_insert): Likewise.
12078 (decl_debug_expr_insert): Likewise.
12079 (decl_value_expr_lookup): Likewise.
12080 (decl_value_expr_insert): Likewise.
12081 * tree.h (priority_type): New type.
12082 (decl_init_priority_lookup): Use priority_type.
12083 (decl_fini_priority_lookup): New function.
12084 (decl_init_priority_insert): Use priority_type.
12085 (decl_fini_priority_insert): New function.
12086 (DECL_HAS_INIT_PRIORITY): Tweak comments.
12087 (DECL_INIT_PRIORITY): Likewise.
12088 (SET_DECL_INIT_PRIORITY): Add comment.
12089 (DECL_FINI_PRIORITY): New macro.
12090 (SET_DECL_FINI_PRIORITY): Likewise.
12091 (DEFAULT_INIT_PRIORITY): Document.
12092 (MAX_INIT_PRIORITY): Likewise.
12093 (MAX_RESERVED_INIT_PRIORITY): Likewise.
12094 (tree_map_base): New type.
12095 (tree_map_base_eq): New function.
12096 (tree_map_base_hash): Likewise.
12097 (tree_map_base_marked_p): Likewise.
12098 (tree_map): Inherit from tree_map_base.
12099 (tree_map_eq): Make it a macro.
12100 (tree_map_marked_p): Likewise.
12101 (tree_int_map): Inherit from tree_map_base.
12102 (tree_int_map_eq): Make it a macro.
12103 (tree_int_map_hash): Likewise.
12104 (tree_int_map_marked_p): Likewise.
12105 (tree_priority_map): New type.
12106 (tree_priority_map_eq): New macro.
12107 (tree_priority_map_hash): Likewise.
12108 (tree_priority_map_marked_p): Likewise.
12109 * varasm.c (emults_decl): Adjust for refactoring of tree_map
12111 (emutls_common_1): Likewise.
12112 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
12113 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
12114 of tree_map hierarchy.
12115 * tree-cfg.c (move_stmt_r): Likewise.
12116 (new_label_mapper): Likewise.
12117 * c-tree.h (c_expand_body): Move to ...
12118 * c-common.h (c_expand_body): ... here.
12119 * c-decl.c (c_expand_body): Move to ...
12120 * c-common.c (c_expand_body): ... here.
12121 (c_common_attribute_table): Allow 1 argument for the constructor
12122 and destructor attributes.
12123 (get_priority): New function.
12124 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
12125 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
12127 2007-02-24 Jan Hubicka <jh@suse.cz>
12129 PR middle-end/30509
12130 * tree-inline.c (copy_bb): Produce exact copy of EH info when
12131 copying for inlining.
12133 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12134 Jan Hubicka <jh@suse.cz>
12137 * i386.c (counter_mode): New function.
12138 (expand_set_or_movmem_via_loop): Use it.
12139 (expand_movmem_epilogue): Likewise; fix pasto.
12140 (ix86_expand_movmem): Do emit guard even for constant counts.
12141 (ix86_expand_setmem): Likewise.
12143 2007-02-25 Nick Clifton <nickc@redhat.com>
12145 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
12146 (JUMP_TABLES_IN_TEXT_SECTION): Define.
12148 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
12151 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
12152 count argument with 0x10, not with 0x16.
12153 (expand_setmem_epilogue): Ditto.
12155 2007-02-24 Mike Stump <mrs@apple.com>
12157 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
12160 2007-02-24 Richard Guenther <rguenther@suse.de>
12162 PR middle-end/30951
12163 * fold-const.c (fold_binary): Fold x +- CST op x for
12164 EQ_EXPR and NE_EXPR.
12166 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12168 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
12170 2007-02-24 Jan Hubicka <jh@suse.cz>
12172 * cgraphunit.c (decide_is_function_needed): Honor
12173 -fkeep-inline-functions.
12175 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12177 * builtins.c (fold_builtin_modf): New.
12178 (fold_builtin_2): Use it.
12180 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
12182 * loop-iv.c (implies_p): Detect additional cases where A implies B.
12183 (determine_max_iter): Take additional LOOP arg; all callers changed.
12184 Lose broken logic dealing with PLUS. Try to limit the upper bound by
12185 one using simplifications.
12186 (simplify_using_initial_values): Return if the expression becomes
12187 invalid due to altered regs.
12189 2007-02-23 DJ Delorie <dj@redhat.com>
12191 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
12193 2007-02-23 Mike Stump <mrs@apple.com>
12195 * tlink.c (scan_linker_output): Parse linker messages from
12196 darwin9's linker better.
12198 2007-02-23 Steve Ellcey <sje@cup.hp.com>
12201 * varpool.c (varpool_assemble_pending_decls): Set
12202 varpool_last_needed_node to null.
12204 2007-02-23 DJ Delorie <dj@redhat.com>
12206 * config/i386/i386.c (ix86_data_alignment): Don't specify an
12207 alignment bigger than the object file can handle.
12209 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
12212 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
12213 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
12214 (*movsf_1): Penalize MMX moves.
12216 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
12218 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
12219 2^32-1 or more times unless flag_unsafe_loop_optimizations.
12221 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
12223 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12225 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
12226 (fold_builtin_1): Use them.
12227 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
12228 BUILT_IN_SIGNIFICAND.
12230 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
12232 * config/i386/i386.c (bdesc_1arg): Initialize
12233 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
12234 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
12235 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
12236 and IX86_BUILTIN_MOVSLDUP.
12238 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
12240 PR rtl-optimization/30841
12241 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
12243 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12245 * builtins.c (fold_builtin_frexp): New.
12246 (fold_builtin_2): Use it.
12248 2007-02-22 Mark Mitchell <mark@codesourcery.com>
12250 * doc/invoke.texi (Spec Files): Document getenv spec function.
12252 * gcc.c (getenv_spec_function): New function.
12253 (static_spec_functions): Add it.
12254 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
12255 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
12258 2007-02-22 Michael Matz <matz@suse.de
12261 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
12262 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
12264 2007-02-22 Ian Lance Taylor <iant@google.com>
12267 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
12268 (mem_loc_descriptor): Call it.
12270 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
12271 Ira Rosen <irar@il.ibm.com>
12273 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
12275 2007-02-22 Ira Rosen <irar@il.ibm.com>
12277 PR tree-optimization/30843
12278 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
12279 stores only after all the group is vectorized.
12281 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
12283 PR tree-optimization/30858
12284 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
12285 in the reduction cycle have a single use in the loop.
12286 * tree-vectorizer.h (relevant): Add documentation.
12288 2007-02-20 Mike Stump <mrs@apple.com>
12290 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
12291 * configure: Regenerate.
12293 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12295 Change the defaults of some parameters and options.
12296 * config/spu/spu-protos.h (spu_optimization_options): Declare.
12297 * config/spu/spu.c (spu_optimization_options): Add.
12298 (spu_override_options): Change params in spu_optimization_options.
12299 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
12301 Register 127 is only 16 byte aligned when used as a frame pointer.
12302 * config/spu/spu-protos.h (spu_init_expanders): Declare.
12303 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
12304 HARD_FRAME_POINTER_REGNUM.
12305 (spu_legitimate_address): Use regno_aligned_for_reload.
12306 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
12307 aligned when frame_pointer_needed is true.
12308 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
12310 * config/spu/spu.h (INIT_EXPANDERS): Define.
12312 Make sure shift and rotate instructions have valid immediate operands.
12313 * config/spu/predicates.md (spu_shift_operand): Remove.
12314 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
12315 * config/spu/constraints.md (W, O): Extend range.
12316 * config/spu/spu.md (umask, nmask): Define.
12317 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
12318 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
12319 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
12320 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
12321 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
12322 (lshr<mode>3_reg): Fix rtl description.
12324 Make sure mulhisi immediate operands are valid.
12325 * config/spu/predicates.md (imm_K_operand): Add.
12326 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
12328 Generate constants using fsmbi and andi.
12329 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
12330 (print_operand, spu_split_immediate, classify_immediate,
12331 fsmbi_const_p): Handle IC_FSMBI2.
12333 Correctly handle a CONST_VECTOR containing symbols.
12334 * config/spu/spu.c (print_operand): Handle HIGH correctly.
12335 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
12336 (immediate_load_p): Allow symbols that use 2 instructions to create.
12337 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
12338 with symbols when flag_pic is set.
12339 (const_vector_immediate_p): New.
12340 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
12341 accept a CONST_VECTOR with symbols.
12342 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
12343 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
12345 * config/spu/spu.md (high, low): Delete.
12346 (low_<mode>): Define.
12348 Remove INTRmode and INTR_REGNUM, which didn't work.
12349 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
12351 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
12352 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
12353 peephole2 pattern): Don't use INTR or 131.
12354 (movintrcc): Delete.
12355 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
12356 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
12357 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
12358 (UNSPEC_SET_INTR): Add.
12359 * config/spu/spu-modes.def (INTR): Remove.
12361 More accurate warnings about run-time relocations.
12362 * config/spu/spu.c (reloc_diagnostic): Test in_section.
12364 Correctly warn about immediate arguments to specific intrinsics.
12365 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
12366 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
12367 the instruction predicate.
12369 Fix tree check errors with latest update.
12370 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
12372 (spu_expand_builtin): Use CALL_EXPR_FN.
12374 Add missing specific intrinsics.
12375 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
12377 * config/spu/spu_internals.h: Ditto.
12379 Fix incorrect operand modifiers.
12380 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
12381 * config/spu/spu.md (xor<mode>3): Change %S to %J.
12383 Optimize one case of zero_extend of a vec_select.
12384 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
12386 Accept any immediate for hbr.
12387 * config/spu/spu.md (hbr): Change s constraints to i.
12389 2007-02-21 Paul Brook <paul@codesourcery.com>
12391 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
12392 condexec_count when skipping USE and CLOBBER.
12394 2007-02-21 Nick Clifton <nickc@redhat.com>
12396 * common.opt (Warray-bounds): Add Warning attribute.
12397 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
12399 (fsized-zeroes): Add Optimization attribute.
12400 (fsplit-wide-types, ftree-scev-cprop): Likewise.
12401 * c.opt (Wc++0x-compat): Add Warning attribute.
12403 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
12405 PR middle-end/30761
12406 * reload1.c (eliminate_regs_in_insn): In the single_set special
12407 case, attempt to re-recognize the insn before falling back to
12408 having reload fix it up.
12410 2007-02-20 Eric Christopher <echristo@gmail.com>
12412 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
12413 Rewrite accordingly.
12414 (frv_read_iacc_argument): Ditto.
12415 (frv_expand_set_builtin): Take a call instead of arglist, update for
12417 (frv_expand_unop_builtin): Ditto.
12418 (frv_expand_binop_builtin): Ditto.
12419 (frv_expand_cut_builtin): Ditto.
12420 (frv_expand_binopimm_builtin): Ditto.
12421 (frv_expand_voidbinop_builtin): Ditto.
12422 (frv_expand_int_void2arg): Ditto.
12423 (frv_expand_prefetches): Ditto.
12424 (frv_expand_voidtriop_builtin): Ditto.
12425 (frv_expand_voidaccop_builtin): Ditto.
12426 (frv_expand_load_builtin): Ditto.
12427 (frv_expand_store_builtin): Ditto.
12428 (frv_expand_mdpackh_builtin): Ditto.
12429 (frv_expand_mclracc_builtin): Ditto.
12430 (frv_expand_mrdacc_builtin): Ditto.
12431 (frv_expand_mwtacc_builtin): Ditto.
12432 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
12435 2007-02-20 Janis Johnson <janis187@us.ibm.com>
12437 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
12438 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
12440 (HAVE_GAS_DFP): Check for assembler support of decimal floating
12441 point instructions.
12442 * configure: Regenerate.
12443 * config.in: Regenerate.
12444 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
12445 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
12446 masks to power6 and power6x and to POWERPC_MASKS.
12447 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12449 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
12450 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
12451 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12452 Access PROTOTYPE as variable, not mask.
12454 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12456 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
12457 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
12458 * combine.c (adjust_for_new_dest): Use it.
12459 * postreload.c (reload_combine): Likewise.
12461 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
12463 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
12464 notes on an insn with multiple sets, even if single_set returns
12465 non-NULL for that insn.
12467 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12469 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
12470 scalbn and scalbln.
12472 2007-02-20 Geoffrey Keating <geoffk@apple.com>
12474 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
12475 if user didn't pass it.
12476 * config/i386/darwin.h (CC1_SPEC): Likewise.
12477 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
12478 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
12479 -mmacosx-version-min.
12481 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12482 Uros Bizjak <ubizjak@gmail.com>
12484 * optabs.h (enum optab_index): Add new OTI_scalb.
12485 (scalb_optab): Define corresponding macro.
12486 * optabs.c (init_optabs): Initialize scalb_optab.
12487 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
12489 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
12490 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
12491 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
12492 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
12493 flag_unsafe_math_optimizations is set.
12495 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
12496 to implement scalbf, scalb and scalbl built-ins as inline x87
12499 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12500 DJ Delorie <dj@redhat.com>
12503 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
12504 (diagnostic_report_diagnostic): ... here, and turn them into real
12505 errors. If warnings are inhibited, no need to do anything.
12507 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
12509 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
12510 better code generation.
12512 2007-02-20 Ben Elliston <bje@au.ibm.com>
12514 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
12516 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
12518 * config/alpha/alpha.c, config/alpha/alpha.md,
12519 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
12520 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
12521 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
12522 config/arm/lib1funcs.asm: Follow spelling conventions.
12524 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
12525 config/fr30/fr30.md, config/i386/i386.h,
12526 config/iq2000/iq2000.h, config/iq2000/predicates.md,
12527 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
12528 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
12529 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
12530 config/rs6000/altivec.md, config/rs6000/rs6000.c,
12531 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
12532 config/sparc/sparc.c, config/sparc/sparc.h,
12533 config/sparc/sparc.md, config/spu/constraints.md,
12534 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
12537 2007-02-20 Alan Modra <amodra@bigpond.net.au>
12540 * varasm.c (use_blocks_for_decl_p): Return false for decls with
12543 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12545 * doc/invoke.texi (-ftree-lrs): Remove.
12547 2007-02-19 Diego Novillo <dnovillo@redhat.com>
12549 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
12552 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
12554 * config/ia64/ia64.c (ia64_expand_builtin): Use the
12555 new CALL_EXPR_FN macro for retrieving the function
12556 declaration of the input expression.
12558 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12560 * c.opt (Waddress): New.
12561 * common.opt (Walways-true): Delete.
12562 (Wstring-literal-comparison): Delete.
12563 * doc/invoke.texi (Warning Options): Delete -Walways-true and
12564 -Wstring-literal-comparison. Add -Waddress.
12566 (Walways-true): Delete.
12567 (Wstring-literal-comparison): Delete.
12568 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
12569 consistently instead of -Walways-true in example.
12570 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
12571 * c-typeck.c (parser_build_binary_op): Replace
12572 -Wstring-literal-comparison and -Walways-true with -Waddress.
12573 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
12576 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12578 * tree-cfg.c (dump_function_to_file): Be prepared for functions
12579 without DECL_STRUCT_FUNCTION initialized.
12581 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
12583 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
12584 due to calls to functions taking pointers as parameters.
12586 2007-02-19 Richard Henderson <rth@redhat.com>
12589 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
12592 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
12594 * config/s390/s390.c (s390_call_saved_register_used,
12595 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
12596 accessed to the new scheme.
12598 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12600 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
12601 (cris_print_index, cris_print_operand, cris_print_operand_address)
12602 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
12603 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
12604 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
12605 GET_CODE () == xxx.
12606 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
12607 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
12608 GO_IF_LEGITIMATE_ADDRESS): Ditto.
12609 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
12610 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
12611 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
12612 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
12613 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
12614 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
12615 (uminsi3, call, call_value): Ditto.
12616 (define_split: indir_to_reg_split, unnamed): Ditto.
12618 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
12620 PR tree-optimization/30975
12621 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
12624 2007-02-18 Eric Christopher <echristo@gmail.com>
12626 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
12627 Remove use of arglist.
12628 (mips_expand_builtin): Remove use of arglist, pass in expr.
12629 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
12630 (mips_expand_builtin_movtf): Ditto.
12631 (mips_expand_builtin_compare): Ditto.
12633 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12635 * tree-sra.c (sra_build_assignment): Replace assertion
12636 checking with a comment explaining why it can't be done.
12638 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12640 PR middle-end/30833
12641 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
12642 during CALL_EXPR representation conversion.
12643 * tree-ssa-propagate.c (set_rhs): Likewise.
12645 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
12647 * tree-sra.c (sra_build_assignment): Disable assertion checking
12650 2007-02-18 Roger Sayle <roger@eyesopen.com>
12652 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
12653 instead of calling build2 with a GIMPLE_MODIFY_STMT.
12654 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
12656 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
12657 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
12658 gimplify_init_ctor_eval_range, gimple_push_cleanup,
12659 gimplify_omp_for, gimplify_omp_atomic_pipeline,
12660 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
12661 force_gimple_operand): Likewise.
12662 * ipa-cp.c (constant_val_insert): Likewise.
12663 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
12664 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
12665 perfect_nestify): Likewise.
12666 * langhooks.c (lhd_omp_assignment): Likewise.
12667 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
12668 lower_copyprivate_clauses, lower_send_clauses,
12669 lower_send_shared_vars, expand_parallel_call,
12670 expand_omp_for_generic, expand_omp_for_static_nochunk,
12671 expand_omp_for_static_chunk, expand_omp_sections,
12672 lower_omp_single_copy, lower_omp_for_lastprivate,
12673 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
12674 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12675 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
12678 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
12680 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
12681 config/sh/sh.md: Follow spelling conventions.
12683 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
12684 config/frv/predicates.md: Follow spelling conventions.
12686 * config/m68k/linux-unwind.h: Fix a comment typo.
12687 * target.h: Follow spelling conventions.
12689 2007-02-18 Roger Sayle <roger@eyesopen.com>
12691 PR rtl-optimization/28173
12692 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
12693 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
12694 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
12695 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
12696 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
12698 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12700 * builtins.c (fold_builtin_load_exponent): New.
12701 (fold_builtin_2): Use it.
12703 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
12705 PR rtl-optimization/30773
12706 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
12707 if we fail to attach a REG_EQUIV note.
12709 2007-02-18 David Edelsohn <edelsohn@gnu.org>
12710 Roger Sayle <roger@eyesopen.com>
12712 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
12714 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
12716 * calls.c (initialize_argument_information): Pass original EXP
12717 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
12718 code to split complex arguments here, as part of initializing the
12720 (expand_call): Remove code that builds a list of arguments and
12721 inserts implicit arguments into it. Instead, just count how many
12722 implicit arguments there will be so we can determine the size of
12723 the ARGS array, and let initialize_argument_information do the work.
12724 (split_complex_values): Delete unused function.
12726 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12728 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
12730 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
12732 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
12733 for arg pointer based indexed addressing.
12735 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12737 * config/ia64/ia64.h, config/ia64/ia64.md,
12738 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
12739 spelling conventions.
12741 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12743 * config/m68k/m68k.c (split_di): New.
12744 * config/m68k/m68k-protos.h: Declare split_di.
12745 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
12746 Improve predicate handling and split constant shifts.
12748 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12750 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
12751 parameter for register bitfield operations, general predicates
12754 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
12756 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
12757 * config/m68k/linux-unwind.h: New file.
12759 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12761 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
12762 config/i386/athlon.md, config/ia64/ia64.md,
12763 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
12764 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
12765 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
12766 tree-ssa-loop-niter.c, tree-vect-analyze.c,
12767 tree-vect-transform.c: Fix comment typos.
12769 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
12771 * sched-deps.c (find_insn_list): Remove.
12772 * sched-int.h: Remove the prototype for find_insn_list.
12774 2007-02-16 Geoffrey Keating <geoffk@apple.com>
12776 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
12778 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
12779 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
12780 darwin_rs6000_override_options.
12781 (C_COMMON_OVERRIDE_OPTIONS): Expect
12782 darwin_macosx_version_min to be non-NULL always.
12783 (TARGET_C99_FUNCTIONS): Likewise.
12784 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
12785 (DARWIN_MINVERSION_SPEC): New.
12786 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
12787 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
12789 (DARWIN_MINVERSION_SPEC): New.
12790 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
12792 * config/darwin-c.c (darwin_cpp_builtins): Expect
12793 darwin_macosx_version_min to be non-NULL always.
12795 * config/rs6000/rs6000.c: Clean up trailing whitespace.
12797 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
12799 * config/i386/i386.h (x86_use_xchgb): New.
12800 (TARGET_USE_XCHGB): New macro.
12801 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
12802 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
12803 Split after reload into bswaphi for shifts of 8.
12804 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
12805 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
12806 or when optimizing for size.
12808 2007-02-16 Richard Guenther <rguenther@suse.de>
12809 Christian Bruel <christian.bruel@st.com>
12811 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
12812 DECLs but prefer SSA_NAMEs over DECLs.
12814 2007-02-16 Richard Guenther <rguenther@suse.de>
12816 * tree-flow-inline.h (single_imm_use_p): Remove.
12817 (zero_imm_uses_p): Likewise.
12818 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
12819 instead of single_imm_use_p.
12820 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
12823 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12826 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
12827 nested double- and backquotes.
12829 2007-02-15 Roger Sayle <roger@eyesopen.com>
12831 PR middle-end/30391
12832 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
12833 should be unreachable.
12834 (build2_stat): Allow construction of MODIFY_EXPR at any time.
12835 For the time being redirect GIMPLE_MODIFY_STMT to the new
12836 (renamed) build_gimple_modify_stmt_stat.
12837 (build2_gimple_stat): Rename to...
12838 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
12839 Always build a GIMPLE_MODIFY_STMT node.
12840 * tree.h (build2_gimple, build2_gimple_stat): Delete.
12841 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
12844 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
12845 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
12846 * tree-complex.c (set_component_ssa_name, expand_complex_move,
12847 expand_complex_div_wide): Likewise.
12848 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
12849 * tree-ssa-loop-im.c (schedule_sm): Likewise.
12850 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
12851 * tree-ssa-loop-manip.c (create_iv): Likewise.
12852 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
12853 abs_replacement): Likewise.
12854 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
12855 realify_fake_stores): Likewise.
12857 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
12858 node rather than a GIMPLE_MODIFY_STMT node.
12859 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
12860 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
12862 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
12863 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
12864 GIMPLE_MODIFY_STMT.
12866 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12868 PR middle-end/30433
12869 * fold-const.c (fold_comparison): Add back the
12870 folding of constant complex comparisions.
12872 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
12874 PR middle-end/30729
12875 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
12876 effects unknown to this function, return early.
12878 2007-02-15 Ian Lance Taylor <iant@google.com>
12880 * lower-subreg.c (move_eh_region_note): New static function.
12881 (resolve_simple_move): Call it.
12882 (decompose_multiword_subregs): Track blocks for which we resolve a
12883 simple move which is also a control flow insn. Pass them to
12884 find_many_sub_basic_blocks.
12885 (pass_lower_subreg): Add TODO_verify_flow.
12886 (pass_lower_subreg2): Likewise.
12888 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12889 Brooks Moses <brooks.moses@codesourcery.com>
12890 Lee Millward <lee.millward@codesourcery.com>
12892 * tree.h (enum tree_code_class): Add tcc_vl_exp.
12893 (VL_EXP_CLASS_P): New.
12894 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
12896 (TREE_OPERAND_CHECK_CODE): Likewise.
12897 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
12898 (TREE_RTL_OPERAND_CHECK): Likewise.
12899 (tree_operand_check_failed): Make second parameter the whole tree
12900 instead of its code. Fixed callers.
12901 (VL_EXP_CHECK): New.
12902 (TREE_OPERAND_LENGTH): New.
12903 (VL_EXP_OPERAND_LENGTH): New.
12904 (CALL_EXPR_FN): New.
12905 (CALL_EXPR_STATIC_CHAIN): New.
12906 (CALL_EXPR_ARGS): New.
12907 (CALL_EXPR_ARG): New.
12908 (call_expr_nargs): New.
12909 (CALL_EXPR_ARGP): New.
12910 (build_nt_call_list): Declare.
12911 (build_vl_exp_stat): Declare.
12912 (build_vl_exp): New.
12913 (build_call_list): Declare.
12914 (build_call_nary): Declare.
12915 (build_call_valist): Declare.
12916 (build_call_array): Declare.
12917 (call_expr_arg): Declare.
12918 (call_expr_argp): Declare.
12919 (call_expr_arglist): Declare.
12920 (fold_build_call_list): Declare.
12921 (fold_build_call_list_initializer): Declare.
12922 (fold_call_expr): Declare to replace fold_builtin.
12923 (fold_builtin_fputs): Update to agree with modified definition.
12924 (fold_builtin_strcpy): Likewise.
12925 (fold_builtin_strncpy): Likewise.
12926 (fold_builtin_memory_chk): Likewise.
12927 (fold_builtin_stxcpy_chk): Likewise.
12928 (fold_builtin_strncpy_chk): Likewise.
12929 (fold_builtin_next_arg): Likewise.
12930 (fold_build_call_expr): Declare.
12931 (fold_builtin_call_list): Declare.
12932 (fold_builtin_call_valist): Declare.
12933 (build_call_expr): Declare.
12934 (validate_arglist): Update to agree with modified definition.
12935 (tree_operand_length): New.
12936 (call_expr_arg_iterator): New.
12937 (init_call_expr_arg_iterator): New.
12938 (next_call_expr_arg): New.
12939 (first_call_expr_arg): New.
12940 (more_call_expr_args_p): New.
12941 (FOR_EACH_CALL_EXPR_ARG): New.
12943 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
12944 and tcc_gimple_stmt.
12945 (tree_code_size): Update documentation. Use sizeof (tree) rather
12946 than sizeof (char *).
12947 (tree_size): Likewise. Add case for tcc_vl_exp.
12948 (tree_node_structure): Add case for tcc_vl_exp.
12949 (contains_placeholder_p): Likewise.
12950 (substitute_in_expr): Likewise.
12951 (substitute_placeholder_in_expr): Likewise.
12952 (stabilize_reference_1): Likewise.
12953 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
12954 to diagnose breakage of this interface for constructing CALL_EXPRs.
12955 (build_nt): Add similar assertion here.
12956 (build_nt_call_list): New.
12957 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
12958 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
12960 (get_callee_fndecl): Use new CALL_EXPR accessors.
12961 (tree_operand_check_failed): Change parameters to pass entire node
12962 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
12963 (process_call_operands): New.
12964 (build_vl_exp_stat): New.
12965 (build_call_list): New.
12966 (build_call_nary): New.
12967 (build_call_valist): New.
12968 (build_call_array): New.
12969 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
12970 (call_expr_arglist): New.
12972 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
12973 tcc_vl_exp instead of a fixed-size tcc_expression.
12975 * doc/c-tree.texi (CALL_EXPR): Document new representation and
12976 accessors for CALL_EXPRs.
12977 (AGGR_INIT_EXPR): Likewise.
12979 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
12980 Brooks Moses <brooks.moses@codesourcery.com>
12981 Lee Millward <lee.millward@codesourcery.com>
12983 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
12984 (expand_builtin_nonlocal_goto): Change parameter to be entire
12985 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
12986 (expand_builtin_prefetch): Likewise.
12987 (expand_builtin_classify_type): Likewise.
12988 (mathfn_built_in): Return NULL_TREE instead of 0.
12989 (expand_errno_check): Use new CALL_EXPR accessors.
12990 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
12991 Return NULL_RTX instead of 0.
12992 (expand_builtin_mathfn_2): Likewise.
12993 (expand_builtin_mathfn_3): Likewise.
12994 (expand_builtin_interclass_mathfn): Likewise.
12995 (expand_builtin_sincos): Likewise.
12996 (expand_builtin_cexpi): Likewise.
12997 (expand_builtin_int_roundingfn): Likewise.
12998 (expand_builtin_int_roundingfn_2): Likewise.
12999 (expand_builtin_pow): Likewise.
13000 (expand_builtin_powi): Likewise.
13001 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
13002 of arglist, fixing callers appropriately. Use new CALL_EXPR
13003 accessors and constructors. Return NULL_RTX instead of 0.
13004 (expand_builtin_strstr): Likewise.
13005 (expand_builtin_strchr): Likewise.
13006 (expand_builtin_strrchr): Likewise.
13007 (expand_builtin_strpbrk): Likewise.
13008 (expand_builtin_memcpy): Likewise.
13009 (expand_builtin_mempcpy): Likewise.
13010 (expand_builtin_mempcpy_args): New.
13011 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
13012 (expand_builtin_memmove_args): New.
13013 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
13014 (expand_movstr): Likewise.
13015 (expand_builtin_strcpy): Likewise.
13016 (expand_builtin_strcpy_args): New.
13017 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
13018 (expand_builtin_strncpy): Likewise.
13019 (expand_builtin_memset): Likewise.
13020 (expand_builtin_memset_args): New.
13021 (expand_builtin_bzero): Similarly to expand_builtin_memset.
13022 (expand_builtin_memcmp): Likewise.
13023 (expand_builtin_strcmp): Likewise.
13024 (expand_builtin_strncmp): Likewise.
13025 (expand_builtin_strcat): Likewise.
13026 (expand_builtin_strncat): Likewise.
13027 (expand_builtin_strspn): Likewise.
13028 (expand_builtin_strcspn): Likewise.
13029 (expand_builtin_args_info): Likewise.
13030 (expand_builtin_va_start): Likewise.
13031 (gimplify_va_arg_expr): Likewise.
13032 (expand_builtin_va_end): Likewise.
13033 (expand_builtin_va_copy): Likewise.
13034 (expand_builtin_frame_address): Likewise.
13035 (expand_builtin_alloca): Likewise.
13036 (expand_builtin_bswap): Likewise.
13037 (expand_builtin_unop): Likewise.
13038 (expand_builtin_fputs): Likewise.
13039 (expand_builtin_expect): Likewise.
13040 (expand_builtin_fabs): Likewise.
13041 (expand_builtin_copysign): Likewise.
13042 (expand_builtin_printf): Likewise.
13043 (expand_builtin_fprintf): Likewise.
13044 (expand_builtin_sprintf): Likewise.
13045 (expand_builtin_init_trampoline): Likewise.
13046 (expand_builtin_signbit): Likewise.
13047 (expand_builtin_fork_or_exec): Likewise.
13048 (expand_builtin_sync_operation): Likewise.
13049 (expand_builtin_compare_and_swap): Likewise.
13050 (expand_builtin_lock_test_and_set): Likewise.
13051 (expand_builtin_lock_release): Likewise.
13052 (expand_builtin): Likewise.
13053 (builtin_mathfn_code): Likewise.
13055 (fold_builtin_constant_p): Pass call arguments individually instead
13056 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13057 accessors and constructors. Return NULL_TREE instead of 0.
13058 (fold_builtin_expect): Likewise.
13059 (fold_builtin_classify_type): Likewise.
13060 (fold_builtin_strlen): Likewise.
13061 (fold_builtin_nan): Likewise.
13062 (integer_valued_real_p): Likewise.
13063 (fold_trunc_transparent_mathfn): Likewise.
13064 (fold_fixed_mathfn): Likewise.
13065 (fold_builtin_cabs): Likewise.
13066 (fold_builtin_sqrt): Likewise.
13067 (fold_builtin_cbrt): Likewise.
13068 (fold_builtin_cos): Likewise.
13069 (fold_builtin_cosh): Likewise.
13070 (fold_builtin_tan): Likewise.
13071 (fold_builtin_sincos): Likewise.
13072 (fold_builtin_cexp): Likewise.
13073 (fold_builtin_trunc): Likewise.
13074 (fold_builtin_floor): Likewise.
13075 (fold_builtin_ceil): Likewise.
13076 (fold_builtin_round): Likewise.
13077 (fold_builtin_int_roundingfn): Likewise.
13078 (fold_builtin_bitop): Likewise.
13079 (fold_builtin_bswap): Likewise.
13080 (fold_builtin_logarithm): Likewise.
13081 (fold_builtin_hypot): Likewise.
13082 (fold_builtin_pow): Likewise.
13083 (fold_builtin_powi): Likewise.
13084 (fold_builtin_exponent): Likewise.
13085 (fold_builtin_memset): Likewise.
13086 (fold_builtin_bzero): Likewise.
13087 (fold_builtin_memory_op): Likewise.
13088 (fold_builtin_bcopy): Deleted; call site changed to invoke
13089 fold_builtin_memory_op directly.
13090 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
13091 (fold_builtin_strncpy): Likewise.
13092 (fold_builtin_memcmp): Likewise.
13093 (fold_builtin_strcmp): Likewise.
13094 (fold_builtin_strncmp): Likewise.
13095 (fold_builtin_signbit): Likewise.
13096 (fold_builtin_copysign): Likewise.
13097 (fold_builtin_isascii): Likewise.
13098 (fold_builtin_toascii): Likewise.
13099 (fold_builtin_isdigit): Likewise.
13100 (fold_builtin_fabs): Likewise.
13101 (fold_builtin_abs): Likewise.
13102 (fold_builtin_fmin_fmax): Likewise.
13103 (fold_builtin_carg): Likewise.
13104 (fold_builtin_classify): Likewise.
13105 (fold_builtin_unordered_cmp): Likewise.
13107 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
13108 New functions split out from fold_builtin_1.
13109 (fold_builtin_n): New.
13110 (fold_builtin_varargs): New.
13111 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
13113 (fold_call_expr): New.
13114 (build_function_call_expr): Rewrite to use new helper function.
13115 (fold_builtin_call_list): New.
13116 (build_call_expr): New.
13117 (fold_builtin_call_valist): New.
13118 (rewrite_call_expr): New.
13119 (validate_arg): New.
13120 (validate_arglist): Change parameter to be entire CALL_EXPR instead
13121 of an arglist. Change return type to bool. Use new CALL_EXPR
13124 (fold_builtin_strstr): Pass call arguments individually instead
13125 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13126 accessors and constructors. Return NULL_TREE instead of 0.
13127 (fold_builtin_strchr): Likewise.
13128 (fold_builtin_strrchr): Likewise.
13129 (fold_builtin_strpbrk): Likewise.
13130 (fold_builtin_strcat): Likewise.
13131 (fold_builtin_strncat): Likewise.
13132 (fold_builtin_strspn): Likewise.
13133 (fold_builtin_strcspn): Likewise.
13134 (fold_builtin_fputs): Likewise.
13135 (fold_builtin_next_arg): Likewise.
13136 (fold_builtin_sprintf): Likewise.
13138 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
13139 NULL_RTX instead of 0.
13140 (expand_builtin_memory_chk): Likewise.
13141 (maybe_emit_chk_warning): Likewise.
13142 (maybe_emit_sprintf_chk_warning): Likewise.
13144 (fold_builtin_object_size): Pass call arguments individually instead
13145 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
13146 accessors and constructors. Return NULL_TREE instead of 0.
13147 (fold_builtin_memory_chk): Likewise.
13148 (fold_builtin_stxcpy_chk): Likewise.
13149 (fold_builtin_strncpy_chk): Likewise.
13150 (fold_builtin_strcat_chk): Likewise.
13151 (fold_builtin_strcat_chk): Likewise.
13152 (fold_builtin_strncat_chk): Likewise.
13153 (fold_builtin_sprintf_chk): Likewise.
13154 (fold_builtin_snprintf_chk): Likewise.
13155 (fold_builtin_printf): Likewise.
13156 (fold_builtin_vprintf): Likewise.
13158 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
13160 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
13161 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13162 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
13163 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
13164 (fold_unary): Likewise.
13165 (fold_binary): Likewise.
13166 (fold_ternary): Remove CALL_EXPR case, since they are no longer
13167 ternary expressions.
13168 (fold): Add logic for tcc_vl_exp.
13169 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
13170 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13171 (fold_build3_stat): Add assertion to flag broken interface for
13172 constructing CALL_EXPRs.
13173 (fold_build_call_list): New.
13174 (fold_build_call_list_initializer): New.
13175 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
13177 (fold_strip_sign_ops): Likewise.
13179 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13180 Brooks Moses <brooks.moses@codesourcery.com>
13181 Lee Millward <lee.millward@codesourcery.com>
13183 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
13184 accessors and dump arguments explicitly.
13186 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
13188 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
13190 (print_call_name): Use new CALL_EXPR accessors.
13192 * print-tree.c (print_node): Add case tcc_vl_exp. Print
13193 CALL_EXPR arguments explicitly instead of as a list. Use
13194 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13196 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
13197 (vrp_visit_stmt): Likewise.
13199 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
13200 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
13202 (force_move_till_expr): Likewise.
13204 * targhooks.c (default_external_stack_protect_fail): Use
13205 build_call_expr instead of build_function_call_expr.
13206 (default_hidden_stack_protect_fail): Likewise.
13208 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
13211 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
13212 and walk arguments explicitly.
13214 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
13215 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13216 (expand_simple_operations): Likewise.
13217 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
13219 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
13220 of TREE_CODE_LENGTH.
13221 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
13223 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
13224 instead of TREE_CODE_LENGTH.
13226 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
13227 (tree_ic_transform): Likewise.
13228 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
13229 parameter instead of arglist. Fix callers.
13230 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
13231 (tree_stringops_transform): Likewise.
13232 (tree_indirect_call_to_profile): Likewise.
13233 (tree_stringops_values_to_profile): Likewise.
13235 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
13236 (eliminate_tail_call): Likewise.
13238 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
13240 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
13241 Use TREE_OPERAND_LENGTH and generalize to handle any number of
13243 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
13245 * omp-low.c (build_omp_barrier): Use build_call_expr.
13246 (lower_rec_input_clauses): Likewise.
13247 (lower_reduction_clauses): Likewise.
13248 (expand_parallel_call): Likewise.
13249 (maybe_catch_exception): Likewise.
13250 (expand_omp_for_generic): Likewise.
13251 (expand_omp_for_static_nochunk): Likewise.
13252 (expand_omp_sections): Likewise.
13253 (lower_omp_single_simple): Likewise.
13254 (lower_omp_single_copy): Likewise.
13255 (lower_omp_master): Likewise.
13256 (lower_omp_ordered): Likewise.
13257 (lower_omp_critical): Likewise.
13259 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
13260 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
13262 * tree-gimple.c (is_gimple_call_addr): Fix doc.
13263 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
13264 TREE_CODE_LENGTH. Add tcc_vl_exp case.
13266 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
13267 and generalize to handle any number of operands.
13268 (chrec_contains_undetermined): Likewise.
13269 (tree_contains_chrecs): Likewise.
13270 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
13272 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
13274 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
13275 fold_call_expr instead of fold_builtin.
13276 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
13277 match declarations there.
13278 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
13281 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
13282 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13284 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
13285 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
13287 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
13290 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
13291 (execute_cse_sincos): Use new CALL_EXPR accessors.
13293 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
13295 * gimple-low.c (lower_function_body): Use build_call_expr.
13296 (lower_builtin_setjmp): Likewise.
13298 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
13299 (set_storage_via_libcall): Likewise.
13300 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
13301 instead of TREE_CODE_LENGTH.
13302 (expand_expr_real_1): Use new CALL_EXPR accessors.
13304 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
13305 generalize to handle any number of operands.
13306 (TB_parent_eq): Likewise.
13308 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
13309 (strip_builtin_expect): Likewise.
13311 * function.c (gimplify_parameters): Use build_call_expr.
13313 * tree-vectorizer.c (vect_is_simple_reduction): Use
13314 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13316 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
13317 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
13319 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
13322 * gimplify.c (build_stack_save_restore): Use build_call_expr.
13323 (gimplify_decl_expr): Likewise.
13324 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
13325 Use new CALL_EXPR iterators.
13326 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
13327 (gimplify_modify_expr_to_memset): Likewise.
13328 (gimplify_variable_sized_compare): Likewise.
13329 (gimplify_omp_atomic_fetch_op): Likewise.
13330 (gimplify_omp_atomic_pipeline): Likewise.
13331 (gimplify_omp_atomic_mutex): Likewise.
13332 (gimplify_function_tree): Likewise.
13334 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
13335 (call_expr_flags): Likewise.
13336 (expand_call): Likewise.
13338 * except.c (expand_builtin_eh_return_data_regno): Pass entire
13339 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13342 * coverage.c (create_coverage): Use build_call_expr.
13344 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
13345 (temp_call_expr_obstack): New.
13346 (pool_copy_list): Delete.
13347 (temp_copy_call_expr): New.
13348 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
13349 CALL_EXPR accessors. Get rid of special goo for copying argument
13350 lists and use temp_copy_call_expr instead.
13351 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
13352 CALL_EXPR accessors.
13353 (create_expression_by_pieces): Likewise. Use build_call_array
13354 to construct the result instead of fold_build3.
13355 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
13356 dealing with argument lists.
13357 (init_pre): Remove references to expression_node_pool and
13358 list_node_pool. Init temp_call_expr_obstack instead.
13359 (fini_pre): Remove references to expression_node_pool and
13362 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
13363 and walk arguments explicitly instead of as a list.
13365 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
13366 (mx_register_decls): Likewise.
13367 (mudflap_register_call): Likewise.
13368 (mudflap_finish_file): Likewise.
13370 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
13371 (ipa_callsite_compute_param): Likewise.
13373 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
13374 accessors and constructor.
13376 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
13377 accessors and constructor.
13378 (convert_tramp_reference): Likewise.
13379 (convert_call_expr): Likewise.
13380 (finalize_nesting_tree_1): Likewise.
13382 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
13385 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
13387 * tree-inline.c (initialize_inlined_parameters): Pass entire
13388 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
13390 (estimate_num_insns_1): Use new CALL_EXPR accessors.
13391 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
13393 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
13394 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13395 (vectorizable_reduction): Likewise.
13396 (vectorizable_call): Use new CALL_EXPR iterators.
13397 (vectorizable_conversion): Use build_call_expr.
13398 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
13399 (vect_gen_widened_results_half): Use build_call_expr.
13400 (vect_setup_realignment): Likewise.
13401 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
13403 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
13404 (pass_through_call): Likewise.
13405 (compute_object_sizes): Likewise. Use fold_call_expr instead of
13408 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
13409 (tree_gen_pow2_profiler): Likewise.
13410 (tree_gen_one_value_profiler): Likewise.
13411 (tree_gen_ic_func_profiler): Likewise.
13412 (tree_gen_average_profiler): Likewise.
13413 (tree_gen_ior_profiler): Likewise.
13415 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
13416 (find_func_aliases): Use new CALL_EXPR accessors. Add case
13417 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
13419 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
13420 of TREE_CODE_LENGTH.
13422 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
13423 of TREE_CODE_LENGTH.
13425 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
13427 (convert_to_integer): Likewise.
13429 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
13432 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13433 Brooks Moses <brooks.moses@codesourcery.com>
13434 Lee Millward <lee.millward@codesourcery.com>
13436 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
13438 * config/frv/frv.c (frv_expand_builtin): Likewise.
13439 * config/s390/s390.c (s390_expand_builtin): Likewise.
13441 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
13442 (sparc_expand_builtin): Use new CALL_EXPR accessors.
13444 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
13445 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
13446 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
13447 (ix86_expand_store_builtin): Likewise.
13448 (ix86_expand_unop_builtin): Likewise.
13449 (ix86_expand_unop1_builtin): Likewise.
13450 (ix86_expand_sse_compare): Likewise.
13451 (ix86_expand_sse_comi): Likewise.
13452 (ix86_expand_vec_init_builtin): Likewise.
13453 (ix86_expand_vec_ext_builtin): Likewise.
13454 (ix86_expand_vec_set_builtin): Likewise.
13455 (ix86_expand_builtin): Use new CALL_EXPR accessors.
13457 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
13458 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
13460 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
13461 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13462 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
13464 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
13466 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
13467 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
13468 arglist. Use new CALL_EXPR accessors. Fix callers.
13469 (altivec_expand_abs_builtin): Likewise.
13470 (rs6000_expand_binop_builtin): Likewise.
13471 (altivec_expand_predicate_builtin): Likewise.
13472 (altivec_expand_lv_builtin): Likewise.
13473 (spe_expand_stv_builtin): Likewise.
13474 (altivec_expand_stv_builtin): Likewise.
13475 (rs6000_expand_ternop_builtin): Likewise.
13476 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
13477 (altivec_expand_st_builtin): Likewise.
13478 (altivec_expand_dst_builtin): Likewise.
13479 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
13480 arglist. Use new CALL_EXPR accessors. Fix callers.
13481 (altivec_expand_vec_set_builtin): Likewise.
13482 (altivec_expand_vec_ext_builtin): Likewise.
13483 (altivec_expand_builtin): Use new CALL_EXPR accessors.
13484 (spe_expand_builtin): Likewise.
13485 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
13486 arglist. Use new CALL_EXPR accessors. Fix callers.
13487 (spe_expand_evsel_builtin): Likewise.
13488 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
13489 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
13491 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
13492 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
13493 (arm_expand_unop_builtin): Likewise.
13494 (arm_expand_builtin): Use new CALL_EXPR accessors.
13496 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
13499 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
13500 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
13502 (bfin_expand_unop_builtin): Likewise.
13503 (bfin_expand_builtin): Use new CALL_EXPR accessors.
13505 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
13506 Brooks Moses <brooks.moses@codesourcery.com>
13507 Lee Millward <lee.millward@codesourcery.com>
13509 * c-semantics.c (build_stmt): Add internal diagnostic check.
13511 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
13512 accessors. Print arguments explicitly instead of as a list.
13514 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
13516 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
13517 (c_finish_omp_flish): Likewise.
13519 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
13520 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
13521 instead of TREE_CODE_LENGTH.
13522 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
13523 (c_warn_unused_result): Likewise.
13525 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13528 * doc/invoke.texi (Warning Options): Remove
13529 -Werror-implicit-function-declaration.
13530 (Wimplicit-function-declaration): Update description.
13531 * opts.c (common_handle_option): Move handling of -Werror=* to...
13532 (enable_warning_as_error): ...here.
13533 * opts.h (enable_warning_as_error): Declare.
13534 * c-decl.c (implicit_decl_warning): Unless
13535 -Wno-implicit-function-declaration is given, emit a pedwarn if
13536 -std=c99 or emit a warning if -Wimplicit-function-declaration.
13537 * c.opt (Wimplicit-function-declaration): Replace
13538 mesg_implicit_function_declaration with
13539 warn_implicit_function_declaration.
13540 * c-opts.c (c_common_handle_option):
13541 -Werror-implicit-function-declaration is exactly equal as
13542 -Werror=implicit-function-declaration.
13543 (set_Wimplicit): Replace mesg_implicit_function_declaration with
13544 warn_implicit_function_declaration.
13545 (c_common_post_options): -Wimplict-function-declaration is enabled
13546 by default by -std=c99, otherwise is disabled by default.
13547 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
13549 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13551 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
13552 DECL on the rhs to a DECL on the lhs for debug info purposes if the
13553 former is ignored but not the latter.
13555 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
13557 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
13558 is made and the reference doesn't use the alias set of its type,
13559 do not create the temporary using that type.
13561 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
13563 * jump.c: Remove prototypes for delete_computation and
13564 delete_prior_computation.
13566 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13568 * jump.c (get_label_after): Delete.
13569 (get_label_before, delete_computation, delete_jump,
13570 delete_prior_computation, follow_jumps): Move...
13571 * reorg.c (delete_computation, delete_prior_computation): ... here...
13572 (get_label_before, delete_jump): ... making these static ...
13573 (follow_jumps): ... and simplifying this since it only runs after
13575 * rtl.h (get_label_after, get_label_before, delete_jump,
13576 follow_jumps): Delete prototypes.
13578 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
13580 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
13582 2007-02-15 Nick Clifton <nickc@redhat.com>
13584 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
13585 order to prevent it from being munged by the target.
13587 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
13589 * config/i386/i386.md: Remove misleading comment.
13591 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13593 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
13594 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
13597 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13599 * tree-sra.c (instantiate_missing_elements): Canonicalize
13601 (sra_build_assignment): New.
13602 (generate_copy_inout, generate_element_copy,
13603 generate_element_zero, generate_one_element_init): Use it.
13605 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13607 * tree-sra.c (instantiate_missing_elements): Canonicalize
13609 (sra_build_assignment): New.
13610 (generate_copy_inout, generate_element_copy,
13611 generate_element_zero, generate_one_element_init): Use it.
13613 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
13615 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
13618 2007-02-14 Joseph Myers <joseph@codesourcery.com>
13620 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
13621 types as aggregates not scalars.
13622 * function.c (assign_stack_temp_for_type): Likewise.
13624 2007-02-14 Roger Sayle <roger@eyesopen.com>
13625 Zdenek Dvorak <dvorakz@suse.cz>
13627 * tree-dump.c (dump_switch_p_1): Require exact match of the option
13630 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
13632 * passes.c (next_pass_1): Clear the next field of the copied
13635 2007-02-14 Richard Henderson <rth@redhat.com>
13637 * tree-sra.c (early_sra): New.
13638 (decl_can_be_decomposed_p): Deny va_list if early_sra.
13639 (tree_sra_early, pass_sra_early): New.
13640 * tree-pass.h (pass_sra_early): Declare.
13641 * passes.c (init_optimization_passes): Use it.
13643 2007-02-14 Richard Guenther <rguenther@suse.de>
13645 * flags.h (issue_strict_overflow_warning): Convert to a macro.
13647 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
13649 PR tree-optimization/30771
13650 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
13652 (vect_analyze_operations): Induction phis can now be marked as
13654 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
13655 Update documentation accordingly.
13657 2007-02-14 Nick Clifton <nickc@redhat.com>
13659 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
13660 most 3 arguments are supported.
13661 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
13663 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
13665 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
13666 Ensure dst->current is valid.
13668 2007-02-13 Paul Brook <paul@codesourcery.com>
13670 * config.gcc: Add arm*-*-uclinux-*eabi.
13671 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
13672 (SUBTARGET_EXTRA_LINK_SPEC): Define.
13673 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
13674 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
13675 (LINK_SPEC): Define.
13676 (LIB_SPEC): Define.
13677 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
13679 * config/arm/uclinux-eabi.h: New file.
13680 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
13681 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
13684 2007-02-13 Ian Lance Taylor <iant@google.com>
13686 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
13687 * flags.h (warn_strict_overflow): Declare.
13688 (enum warn_strict_overflow_code): Define.
13689 (issue_strict_overflow_warning): New static inline function.
13690 * opts.c (warn_strict_overflow): New variable.
13691 (common_handle_option): Handle OPT_Wstrict_overflow and
13692 OPT_Wstrict_overflow_.
13693 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
13695 * fold-const.c: Include intl.h.
13696 (fold_deferring_overflow_warnings): New static variable.
13697 (fold_deferred_overflow_warning): New static variable.
13698 (fold_deferred_overflow_code): New static variable.
13699 (fold_defer_overflow_warnings): New function.
13700 (fold_undefer_overflow_warnings): New function.
13701 (fold_undefer_and_ignore_overflow_warnings): New function.
13702 (fold_deferring_overflow_warnings_p): New function.
13703 (fold_overflow_warning): New static function.
13704 (make_range): Add strict_overflow_p parameter. Change all
13706 (extract_muldiv, extract_muldiv_1): Likewise.
13707 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
13708 tree_expr_nonnegative_p.
13709 (fold_negate_expr): Call fold_overflow_warning.
13710 (fold_range_test): Likewise.
13711 (fold_comparison): Likewise.
13712 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
13713 instead of tree_expr_nonnegative_p.
13714 (tree_expr_nonnegative_warnv_p): Rename from
13715 tree_expr_nonnegative_p, add strict_overflow_p parameter.
13716 (tree_expr_nonnegative_p): New function.
13717 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
13718 strict_overflow_p parameter.
13719 (tree_expr_nonzero_p): New function.
13720 * passes.c (verify_interpass_invariants): New static function.
13721 (execute_one_pass): Call it.
13722 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
13724 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
13725 (estimate_numbers_of_iterations): Likewise.
13726 (scev_probably_wraps_p): Likewise.
13727 * tree-ssa-ccp.c: Include "toplev.h".
13728 (evaluate_stmt): Defer fold overflow warnings until we know we are
13730 (struct fold_stmt_r_data): Add stmt field.
13731 (fold_stmt_r): Defer fold overflow warnings until we know we
13733 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
13734 (fold_stmt_inplace): Likewise.
13735 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
13736 (cleanup_control_expr_graph): Defer fold overflow warnings until
13737 we know we are going to optimize.
13738 * tree-cfg.c (fold_cond_expr_cond): Likewise.
13739 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
13741 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13742 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
13743 * tree-ssa-loop-manip.c (create_iv): Likewise.
13744 * c-typeck.c (build_conditional_expr): Likewise.
13745 (build_binary_op): Likewise.
13746 * tree-vrp.c (vrp_expr_computes_nonzero): Call
13747 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
13748 (extract_range_from_unary_expr): Likewise.
13749 * simplify-rtx.c (simplify_const_relational_operation): Warn when
13750 assuming that signed overflow does not occur.
13751 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
13752 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
13753 (fold_defer_overflow_warnings): Declare.
13754 (fold_undefer_overflow_warnings): Declare.
13755 (fold_undefer_and_ignore_overflow_warnings): Declare.
13756 (fold_deferring_overflow_warnings_p): Declare.
13757 (tree_expr_nonzero_warnv_p): Declare.
13758 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
13759 of warning options.
13760 (Warning Options): Document -Wstrict-overflow.
13761 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
13762 (tree-ssa-ccp.o): Likewise.
13763 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
13764 (fold-const.o): Depend on intl.h.
13766 2007-02-13 Ian Lance Taylor <iant@google.com>
13768 PR middle-end/30751
13769 * lower-subreg.c (resolve_simple_move): Decompose subregs in
13772 2007-02-13 Stuart Hastings <stuart@apple.com>
13774 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
13776 2007-02-13 Richard Henderson <rth@redhat.com>
13778 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
13779 handled_component_p before looking for the indirect_ref.
13781 2007-02-13 Richard Henderson <rth@redhat.com>
13783 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
13784 remove flags clobber.
13785 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
13786 (bswaphi_lowpart): New.
13787 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
13788 remove TARGET_BSWAP test. Delete expander of the same name.
13790 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
13791 (expand_unop): Use them.
13793 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
13795 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
13796 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
13797 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
13798 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
13799 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
13800 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
13801 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
13802 assembler dialect choice from asm templates.
13804 2007-02-12 Richard Henderson <rth@redhat.com>
13806 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
13807 (fixuns_trunc<SSEMODEF>si2): Use it.
13808 * config/i386/sse.md (vec_setv4sf_0): Export.
13809 * config/i386/i386.c (ix86_build_const_vector): Export.
13810 (ix86_split_convert_uns_si_sse): Rename from
13811 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
13812 * config/i386/i386-protos.h: Update.
13814 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13817 * c-typeck.c (c_finish_return): Improve warning message.
13819 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13821 * alias.c (find_symbolic_term): Delete unused function.
13823 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
13825 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
13826 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
13827 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
13829 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13831 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
13832 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
13833 the function, temporarily point the debug interface to the null one.
13835 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
13837 * dwarf2out.c (round_up_to_align): New static function.
13838 (field_byte_offset): Use it to round the offset.
13840 2007-02-12 Richard Henderson <rth@redhat.com>
13842 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
13843 (inswl_const): Export.
13845 2007-02-12 Richard Henderson <rth@redhat.com>
13847 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
13848 result mode of the libcall, convert back to outmode.
13850 2007-02-12 Roger Sayle <roger@eyesopen.com>
13852 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
13853 (bswapdi2): New define_expand to implement 32-bit implementation.
13855 2007-02-12 Nick Clifton <nickc@redhat.com>
13857 * doc/invoke.texi (Overall Options): Document --help=.
13858 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
13859 (cc1_options): Pass --help= on to cc1.
13860 (display_help): Add description of --help=.
13861 (process_command): Add code to handle --help=. Allow translated
13862 --help and --target-help switches to be passed on to compiler
13864 (main): Remove unused if statement.
13865 * opts.c (columns): Remove.
13866 (LEFT_COLUMN): Define.
13867 (wrap_help): Add columns argument.
13868 (print_filtered_help): Change parameters to be an include bitmask,
13869 an exclude bitmask, an any bitmask and the column width. Move the
13870 code to display the params list here. Add code to display the
13871 status of options rather than their descriptions if the quiet flag
13873 (print_specific_help): Change parameters to be an include bitmask,
13874 an exclude bitmask and an any bitmask. Move code to look up the
13875 column width here. Decide upon the title for an options listing.
13876 (common_handle_options): Add code to handle --help=. Adapt code
13877 for --help and --target-help to use the revised form of the
13878 print_specific_help function.
13879 (print_help): Delete.
13880 (print_param_help): Delete.
13881 (print_switch): Delete.
13882 * opts.h (cl_lang_count): Add prototype.
13883 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
13884 CL_MAX_OPTION_CLASS): New defines.
13885 * optc-gen.awk: Add construction of cl_lang_count.
13886 * c.opt: Add Warning attribute to warning options and Optimization
13887 attribute to optimization options.
13888 * common.opt: Likewise.
13890 Add -fhelp and -ftarget-help as aliases for the transformed --help
13891 and --target-help options.
13892 * opt-functions.awk: Add code to handle Warning and Optimization
13895 2007-02-12 Richard Henderson <rth@redhat.com>
13897 * config/alpha/constraints.md: New file.
13898 * config/alpha/alpha.c: Include tm-constrs.h.
13899 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
13900 alpha_extra_constraint): Remove.
13901 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
13902 * config/alpha/alpha-protos.h: Update.
13903 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
13904 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
13905 (EXTRA_CONSTRAINT): Remove.
13906 * config/alpha/alpha.md: Include constraints.md.
13907 (adddi splitter): Use satisfies_constraint_*.
13908 * config/alpha/predicates.md (add_operand): Likewise.
13909 (sext_add_operand, addition_operation): Likewise.
13911 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
13913 PR tree-optimization/29145
13914 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
13915 in our handling of restrict qualified pointers.
13917 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13920 * doc/invoke.texi (Wunused-value): Update description.
13921 (Wextra): Delete item.
13922 * opts.c (set_Wextra): Don't use the value of Wextra to set the
13923 value of Wunused-value.
13924 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
13925 (c_finish_stmt_expr): Don't check extra_warnings.
13926 (emit_side_effect_warnings): The caller is responsible to check
13929 2007-02-11 Roger Sayle <roger@eyesopen.com>
13930 Matt Thomas <matt@3am-software.com>
13932 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
13934 2007-02-11 Roger Sayle <roger@eyesopen.com>
13936 * simplify-rtx.c (simplify_relational_operation_1): Optimize
13937 comparisons of POPCOUNT against zero.
13938 (simplify_const_relational_operation): Likewise.
13940 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13942 * doc/invoke.texi (Wextra): Delete outdated paragraph.
13944 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13946 * dwarf2out.c (root_type): Delete unused function.
13948 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13950 * genattrtab.c (contained_in_p): Delete unused function.
13951 (write_expr_attr_cache): Likewise.
13953 2007-02-11 Jan Hubicka <jh@suse.cz>
13955 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
13958 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
13960 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
13961 to add the REG_EQ* note.
13962 * see.c (see_merge_one_use_extension): Likewise.
13963 * local-alloc.c (update_equiv_regs): Likewise. Also don't
13964 turn REG_EQUAL notes into REG_EQUIV notes if the target
13965 register may have more than one set.
13966 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
13967 * gcse.c (try_replace_reg): Likewise.
13968 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
13969 * calls.c (fixup_tail_calls): Likewise. Abort if there is
13970 more than one REG_EQUIV note.
13971 * reload1.c (gen_reload): Use set_unique_reg_note.
13973 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
13975 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
13976 (ix86_builtin_conversion): New function.
13978 2007-02-06 Mark Mitchell <mark@codesourcery.com>
13981 * tree.h (DECL_REPLACEABLE_P): New macro.
13982 * except.c (set_nothrow_function_flags): Likewise.
13984 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
13985 Ira Rosen <irar@il.ibm.com>
13986 Dorit Nuzman <dorit@il.ibm.com>
13988 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
13989 * targhooks.c (default_builtin_vectorized_conversion): New.
13990 * targhooks.h (default_builtin_vectorized_function): New declaration.
13991 * target.h (struct vectorize): Add builtin_conversion field.
13992 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
13993 stmt_vec_info_type value.
13994 (vectorizable_conversion): New declaration.
13995 * tree-vect-analyze.c (vect_analyze_operations): Add
13996 vectorizable_conversion call.
13997 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
13998 * tree-vect-transform.c (vectorizable_conversion): New function.
13999 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
14000 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
14002 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
14003 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
14004 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
14005 or ALTIVEC_BUILTIN_VCFSX.
14007 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14010 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
14011 CONST_DOUBLE and operand 0 is a hard register.
14012 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
14013 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
14014 is a hard floating-point register.
14016 2007-02-10 Richard Henderson <rth@redhat.com>
14017 Jakub Jelinek <jakub@redhat.com>
14018 Alexandre Oliva <aoliva@redhat.com>
14020 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
14021 * builtin-types.def (BT_WORD): Make unsigned.
14022 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
14023 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
14024 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
14025 * c-decl.c (grokdeclarator): Don't error if !have_tls.
14026 * c-parser.c (c_parser_omp_threadprivate): Likewise.
14027 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
14029 * expr.c (emutls_var_address): New.
14030 (expand_expr_real_1): Expand emulated tls.
14031 (expand_expr_addr_expr_1): Likewise.
14032 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
14033 * output.h (emutls_finish): Declare.
14034 * toplev.c (compile_file): Call it.
14035 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
14036 address before wrapping in CONST.
14037 * varasm.c (emutls_htab, emutls_object_type): New.
14038 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
14039 (get_emutls_object_name, get_emutls_object_type): New.
14040 (get_emutls_init_templ_addr, emutls_decl): New.
14041 (emutls_common_1, emutls_finish): New.
14042 (assemble_variable): When emulating tls, swap decls; generate
14043 constructor for the emutls objects.
14044 (do_assemble_alias): When emulating tls, swap decl and target name.
14045 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
14047 * varpool.c (decide_is_variable_needed): Look at force_output.
14048 Recurse for emulated tls.
14049 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
14050 with decide_is_variable_needed.
14051 * emutls.c: New file.
14052 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
14053 tls_object for real tls.
14055 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
14057 PR rtl-optimization/29599
14058 * reload1.c (eliminate_regs_in_insn): Take the destination
14059 mode into account when computing the offset.
14061 2007-02-09 Stuart Hastings <stuart@apple.com>
14062 Richard Henderson <rth@redhat.com>
14064 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14065 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
14066 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
14067 fixuns_truncdfhi2): New.
14068 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
14069 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
14070 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
14071 (floatunssidf2): Allow nonimmediate source.
14072 * config/i386/sse.md (movdi_to_sse): New.
14073 (vec_concatv2di): Drop '*'.
14074 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
14075 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14076 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
14078 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
14079 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
14080 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
14081 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
14082 (ix86_build_signbit_mask): Fix decl of v, refactor to call
14083 ix86_build_const_vector.
14084 (x86_emit_floatuns): Rewrite.
14086 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14088 * genautomata.c (longest_path_length): Delete unused function.
14089 (struct state): Delete unused longest_path_length.
14090 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
14091 (get_free_state): Delete unused.
14093 2007-02-09 Jan Hubicka <jh@suse.cz>
14095 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
14096 * doc/invoke.texi (inline-unit-growth): Update default value.
14098 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
14099 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
14100 (rebuild_cgraph_edges): Likewise.
14101 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
14102 (dump_cgraph_node): Dump frequencies.
14103 (cgraph_clone_edge): Add frequency scales.
14104 (cgraph_clone_node): Add freuqnecy.
14105 * cgraph.h (cgraph_edge): Add freuqnecy argument.
14106 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
14107 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
14108 * tree-pass.h (TODO_rebuild_frequencies): New constant.
14109 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
14110 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
14111 (save_inline_function_body): Likewise.
14112 * ipa-inline.c: inluce rtl.h
14113 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
14114 (cgraph_edge_badness): Use frequencies.
14115 (cgraph_decide_recursive_inlining): Update clonning.
14116 (cgraph_decide_inlining_of_small_function): Dump frequency.
14117 * predict.c (estimate_bb_frequencies): Export.
14118 * predict.h (estimate_bb_frequencies): Declare.
14119 * tree-inline.c (copy_bb): Watch overflows.
14120 (expand_call_inline): Update call of cgraph_create_edge.
14121 (optimize_inline_calls): Use TODO flags to update frequnecies.
14122 * passes.h: Include predict.h
14123 (init_optimization_passes): Move profile ahead.
14124 (execute_function_todo): Handle TODO_rebuild_frequencies.
14126 2007-02-09 Roger Sayle <roger@eyesopen.com>
14128 * config/alpha/alpha.c (emit_insxl): Force the first operand of
14129 the insbl or inswl pattern into a register.
14131 2007-02-09 Roger Sayle <roger@eyesopen.com>
14133 * config/ia64/ia64.md (bswapdi2): New define_insn.
14135 2007-02-09 Richard Henderson <rth@redhat.com>
14137 * config/i386/constraints.md (Ym): New constraint.
14138 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
14139 (movdi_1_rex64): Split sse and xmm general register moves from
14140 memory move alternatives. Use conditional register constraints.
14141 (movsf_1, movdf_integer): Likewise.
14142 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
14143 (movdf_integer_rex64): New.
14144 (pushsf_rex64): Fix output constraints.
14145 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
14146 (sse2_stored): Likewise.
14147 (sse2_storeq_rex64): New.
14148 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
14149 amd and not generic.
14150 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
14151 for optimize_size. Remove SF/DFmode hack.
14153 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
14155 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
14158 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
14159 Richard Sandiford <richard@codesourcery.com>
14161 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
14162 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
14163 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
14164 m68k/t-mlib to tmake_file.
14165 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
14166 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
14167 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
14168 Allow it to be cf or m68k. Set m68k_arch_family. If that
14169 variable is not empty, add t-$m68k_arch_family to tmake_file.
14170 Add t-mlibs to tmake_file.
14171 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
14172 * config/m68k/t-cf: New file.
14173 * config/m68k/t-m68k: Likewise.
14174 * config/m68k/t-mlibs: Likewise.
14175 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14176 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14177 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14178 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14179 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
14181 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
14182 (INSTALL_LIBGCC): Delete.
14183 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
14184 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14185 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14186 (M68K_MLIB_CPU): Define.
14187 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
14188 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
14189 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
14191 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14192 Richard Guenther <rguenther@suse.de>
14194 PR middle-end/23361
14195 * fold-const.c (fold_comparison): Handle obfuscated comparisons
14196 against INT_MIN/INT_MAX.
14197 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
14198 file if a loop is removed.
14200 2007-02-09 Joseph Myers <joseph@codesourcery.com>
14202 * calls.c (store_one_arg): Pass correct alignment to
14203 emit_push_insn for non-BLKmode values.
14204 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
14205 unaligned stack slot via a suitably aligned slot.
14207 2007-02-08 DJ Delorie <dj@redhat.com>
14209 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
14211 (legal_subregs): Use unsigned char, make const.
14212 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
14214 2007-02-08 Paul Brook <paul@codesourcery.com>
14216 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
14217 special interworking needed.
14219 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
14221 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
14222 conditional to __SSE2__.
14223 (Entries below should have been added to first ChangeLog
14224 entry for amdfam10 dated 2007-02-05)
14225 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
14227 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
14229 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
14232 2007-02-08 DJ Delorie <dj@redhat.com>
14234 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
14235 * config/m32c/m32c.c (legal_subregs): New.
14236 (m32c_illegal_subreg_p): New.
14237 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
14238 unsupported subregs of hard regs.
14240 2007-02-08 Jan Hubicka <jh@suse.cz>
14242 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
14243 the same one; always update histograms.
14245 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14247 * passes.c (init_optimization_passes): Tidy comment.
14249 2007-02-08 Roger Sayle <roger@eyesopen.com>
14251 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
14252 strip zero_extend, bswap and rotates from POCOUNT's argument.
14253 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
14254 zero_extend and rotates from PARITY's argument.
14255 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
14256 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
14257 of an integer constant at compile-time.
14259 2007-02-08 Diego Novillo <dnovillo@redhat.com>
14262 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
14264 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
14267 * tree-ssa-live.c (remove_unused_locals): Do not remove
14268 TREE_ADDRESSABLE variables.
14269 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
14270 * tree-ssa-operands.c (add_virtual_operand): Remove argument
14271 FOR_CLOBBER. Update all users.
14272 If VAR has an associated alias set, add a virtual operand for
14273 it if no alias is found to conflict with the memory reference.
14275 2007-02-07 Jan Hubicka <jh@suse.cz>
14276 Robert Kidd <rkidd@crhc.uiuc.edu>
14278 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
14280 2007-02-07 Ian Lance Taylor <iant@google.com>
14282 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
14284 2007-02-07 Roger Sayle <roger@eyesopen.com>
14286 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
14287 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
14288 tablejumpdi, movsi_to_cr_one): Remove constraints from
14289 define_expand's match_operands.
14291 2007-02-07 Roger Sayle <roger@eyesopen.com>
14293 * global.c (compute_regsets): Move declatation of "i" inside of
14294 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
14296 2007-02-07 Jakub Jelinek <jakub@redhat.com>
14299 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
14300 of INDIRECT_REF <RESULT_DECL>.
14302 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
14304 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
14305 Kaz Kojima <kkojima@gcc.gnu.org>
14308 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
14310 (sh_initialize_trampoline): Add parentheses to avoid a warning.
14312 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
14314 * doc/loop.texi: Document possibility not to perform disambiguation
14315 of loops with multiple latches.
14316 * cfgloopmanip.c (alp_enum_p): Removed.
14317 (add_loop): Handle subloops. Use get_loop_body_with_size.
14318 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
14319 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
14320 the new forwarder block.
14321 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
14322 Handle the case latch is NULL.
14323 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
14324 modifications when marking loop exits.
14325 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
14327 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
14328 disambiguate_loops_with_multiple_latches.
14329 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
14330 before fix_loop_structure.
14331 * cfgloop.c: Include pointer-set.h and output.h.
14332 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
14333 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
14334 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
14335 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
14336 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
14337 disambiguate_multiple_latches, get_loop_body_with_size,
14338 disambiguate_loops_with_multiple_latches): New functions.
14339 (flow_loop_dump): Dump multiple latch edges.
14340 (flow_loop_nodes_find): Handle loops with multiple latches.
14341 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
14342 (glb_enum_p): Modified.
14343 (get_loop_body): Use get_loop_body_with_size.
14344 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
14345 (AVOID_CFG_MODIFICATIONS): New constant.
14346 (disambiguate_loops_with_multiple_latches, add_loop,
14347 get_loop_body_with_size): Declare.
14348 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
14350 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
14352 PR inline-asm/28686
14353 * global.c (compute_regsets): New function.
14354 (global_alloc): Refactored ELIMINABLE_REGSET
14355 and NO_GLOBAL_ALLOC_REGS computation out.
14356 (rest_of_handle_global_alloc): Call compute_regsets()
14357 for non-optimizing case.
14359 2007-02-06 Richard Henderson <rth@redhat.com>
14361 * config/i386/constraints.md (Y2): Rename from Y.
14362 (Yi): New constraint.
14363 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
14364 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
14365 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
14366 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
14367 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
14368 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
14369 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
14370 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
14371 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
14372 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
14373 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
14374 vec_extractv2si_1): Change Y constraints to Y2.
14375 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
14376 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
14377 Change Y constraints to Y2.
14378 (sse2_loadld): Change Y constraints to x.
14380 2007-02-06 Roger Sayle <roger@eyesopen.com>
14382 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
14383 (parity<mode>2): New define_expand using rs6000_emit_parity.
14384 * config/rs6000/rs6000.c (rs6000_emit_popcount,
14385 rs6000_emit_parity): New functions.
14386 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
14387 rs6000_emit_parity): Prototype here.
14389 2007-02-06 Ian Lance Taylor <iant@google.com>
14391 * lower-subreg.c (simple_move_operand): Reject CONST.
14392 (resolve_clobber): Call validate_change rather than directly
14393 assigning to XEXP (pat, 0).
14395 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14397 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
14398 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
14399 (tree-cfg.o): Remove hashtab.h dependency.
14401 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
14402 (struct ivopts_data): Change niters to pointer_map_t.
14403 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
14404 (niter_for_exit): Create pointer_map on demand. Change for
14406 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
14407 (free_loop_data): Destroy data->niters if created and reset field.
14408 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
14409 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
14411 * tree-ssa-reassoc.c: Include pointer-set.h.
14412 (bb_rank): Change to long *.
14413 (operand_rank): Change to pointer_map_t.
14414 (find_operand_rank): Return long, -1 if not found. Declare as inline.
14415 (insert_operand_rank): Accept long.
14416 (operand_entry_hash, operand_entry_eq): Remove.
14417 (get_rank): Return long. Adjust for changes above.
14418 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
14420 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
14422 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
14423 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
14424 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
14426 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
14427 directly since it cannot be NULL.
14428 (get_vi_for_tree): Rewrite for pointer_map API.
14429 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
14430 (init_alias_vars): Create vi_for_tree as pointer_map.
14431 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
14433 * tree-cfg.c: Don't include hashtab.h.
14434 (edge_to_cases): Declare as pointer_map.
14435 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
14437 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
14438 (start_recording_case_labels): Create edge_to_cases as pointer_map.
14439 (end_recoding_case_labels): Cleanup edge_to_cases manually before
14441 (record_switch_edge): Delete.
14442 (get_cases_for_edge): Adjust for pointer_map API, inline
14443 record_switch_edge (rewritten for new API), remove goto.
14445 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
14447 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
14448 * tree-nested.c: Include pointer-set.h.
14449 (var_map_elt, var_map_eq, var_map_hash): Delete.
14450 (struct nesting_info): Remove GTY marker. Change the two htab_t's
14451 to pointer_map_t's.
14452 (nesting_info_bitmap_obstack): New.
14453 (lookup_field_for_decl): Adjust for pointer_map API.
14454 (lookup_tramp_for_decl): Adjust for pointer_map API.
14455 (get_nonlocal_debug_decl): Adjust for pointer_map API.
14456 (get_local_debug_decl): Adjust for pointer_map API.
14457 (convert_nl_goto_reference): Adjust for pointer_map API.
14458 (convert_nl_goto_receiver): Adjust for pointer_map API.
14459 (create_nesting_tree): Create outside GGC space. Create bitmap on
14460 the new obstack. Create field_map and var_map as pointer_maps.
14461 (free_nesting_tree): Adjust for changes to create_nesting_tree.
14463 (lower_nested_functions): Move root here, no need to NULL it.
14464 Initialize and release the obstack.
14466 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
14468 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
14469 Remove prototypes and make them non-static.
14470 (struct tree_int_map): Remove.
14471 * tree.h (struct tree_int_map): Move here, turning TO into an
14473 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
14475 * tree.h (TREE_COMPLEXITY): Remove.
14476 (struct tree_exp): Remove complexity field.
14477 * tree.c (build1_stat): Don't set it.
14479 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
14480 Victor Kaplansky <victork@il.ibm.com>
14482 * tree-vectorizer.c (vect_is_simple_use): Support induction.
14483 (vect_is_simple_reduction): Support reduction with induction as
14484 one of the operands.
14485 (vect_is_simple_iv_evolution): Fix formatting.
14486 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
14487 formatting. Don't mark induction phis for vectorization.
14488 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
14489 * tree-vect-transform.c (get_initial_def_for_induction): New function.
14490 (vect_get_vec_def_for_operand): Support induction.
14491 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
14493 (vectorizable_reduction): Support reduction with induction as one of
14495 (vectorizable_type_demotion): Use def-type of stmt argument rather
14496 than dummy def-type.
14498 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
14499 flag_tree_scev_cprop.
14500 * common.opt (tree-scev-cprop): New flag.
14502 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
14503 call to vect_get_new_vect_var.
14505 2007-02-06 Ira Rosen <irar@il.ibm.com>
14507 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
14508 vectype is not NULL.
14509 (vect_pattern_recog_1): Likewise.
14511 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14513 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
14514 (fold_negate_expr): Likewise.
14516 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
14519 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
14520 even if cv-qualification is the same.
14522 2007-02-05 Geoffrey Keating <geoffk@apple.com>
14524 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
14525 __enable_execute_stack on completion.
14527 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14529 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
14530 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
14531 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
14532 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
14533 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
14534 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
14535 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
14536 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
14538 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14540 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
14541 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
14542 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
14543 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
14544 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
14545 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
14546 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
14547 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
14548 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
14549 umuldi3_highpart_rex64, umulsi3_highpart_insn,
14550 umulsi3_highpart_zext, smuldi3_highpart_rex64,
14551 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
14552 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
14553 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
14554 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
14555 sqrtextenddfxf2_i387): Added amdfam10_decode.
14557 * config/i386/athlon.md (athlon_idirect_amdfam10,
14558 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
14559 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
14560 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
14561 athlon_ivector_store_amdfam10): New define_insn_reservation.
14562 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
14565 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14567 * config/i386/athlon.md (athlon_call_amdfam10,
14568 athlon_pop_amdfam10, athlon_lea_amdfam10): New
14569 define_insn_reservation.
14570 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
14571 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
14572 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
14574 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14576 * config/i386/athlon.md (athlon_sseld_amdfam10,
14577 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
14578 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
14580 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14582 * config/i386/athlon.md (athlon_sseins_amdfam10): New
14583 define_insn_reservation.
14584 * config/i386/i386.md (sseins): Added sseins to define_attr type
14585 and define_attr unit.
14586 * config/i386/sse.md: Set type attribute to sseins for insertq
14589 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14591 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
14592 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
14593 ssecomi_load_amdfam10, ssecomi_amdfam10,
14594 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
14595 define_insn_reservation.
14596 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
14598 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14600 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
14601 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
14602 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
14603 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
14604 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
14605 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
14606 define_insn_reservation.
14608 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
14609 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
14610 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
14611 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
14612 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
14614 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14616 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
14617 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
14618 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
14619 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
14620 athlon_ssemul_load_k8): Added amdfam10.
14622 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14624 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
14625 (x86_sse_unaligned_move_optimal): New variable.
14627 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
14629 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
14630 for unaligned vector SSE double/single precision loads for AMDFAM10.
14632 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14634 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
14635 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
14636 Define TARGET_CPU_DEFAULT_amdfam10.
14637 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
14638 (processor_type): Add PROCESSOR_AMDFAM10.
14640 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
14641 processor_type in config/i386/i386.h.
14642 Enable imul peepholes for TARGET_AMDFAM10.
14644 * config.gcc: Add support for --with-cpu option for amdfam10.
14646 * config/i386/i386.c (amdfam10_cost): New variable.
14647 (m_AMDFAM10): New macro.
14648 (m_ATHLON_K8_AMDFAM10): New macro.
14649 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
14650 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
14651 x86_promote_QImode, x86_integer_DFmode_moves,
14652 x86_partial_reg_dependency, x86_memory_mismatch_stall,
14653 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
14654 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
14655 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
14656 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
14657 Enable/disable for amdfam10.
14658 (override_options): Add amdfam10_cost to processor_target_table.
14659 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
14660 processor_alias_table.
14661 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
14662 (ix86_adjust_cost): Add code for amdfam10.
14664 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
14666 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
14667 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
14668 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
14669 * config/i386/i386.h: Add builtin definition for SSE4A.
14670 * config/i386/i386.md: Add support for ABM instructions
14671 (popcnt and lzcnt).
14672 * config/i386/sse.md: Add support for SSE4A instructions
14673 (movntss, movntsd, extrq, insertq).
14674 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
14675 Add -march=amdfam10 flag.
14676 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
14677 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
14679 * doc/extend.texi: Add documentation for SSE4A builtins.
14681 2007-02-05 Bob Wilson <bob.wilson@acm.org>
14683 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
14685 2007-02-05 Richard Guenther <rguenther@suse.de>
14687 * tree-vectorizer.h (vectorizable_function): Add argument type
14688 argument, change return type.
14689 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
14690 * tree-vect-transform.c (vectorizable_function): Handle extra
14691 argument, return vectorized function decl.
14692 (build_vectorized_function_call): Remove.
14693 (vectorizable_call): Handle calls with result and argument types
14694 differing. Handle loop vectorization factor correctly.
14695 * targhooks.c (default_builtin_vectorized_function): Adjust for
14697 * targhooks.h (default_builtin_vectorized_function): Likewise.
14698 * target.h (builtin_vectorized_function): Add argument type
14700 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
14701 extra argument, allow vectorizing of lrintf.
14702 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
14703 documentation of target hook.
14705 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
14708 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
14709 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
14710 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
14712 2007-02-05 Roger Sayle <roger@eyesopen.com>
14714 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
14715 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
14716 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
14717 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
14718 before canonicalizing sincos to cexpi.
14719 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
14721 2007-02-05 Roger Sayle <roger@eyesopen.com>
14723 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
14724 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
14725 (alpha_init_builtins): Use alpha_add_builtins to process tables.
14727 2007-02-05 Roger Sayle <roger@eyesopen.com>
14729 * mips-tfile.c (initialize_init_file): Correct endianness test.
14731 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
14733 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
14734 the 'y' constraint.
14736 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14738 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
14739 saves in a PARALLEL before the register assignments.
14741 2007-02-05 Richard Sandiford <richard@codesourcery.com>
14743 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
14744 DWARF_FRAME_RETURN_COLUMN to be a general register.
14745 * dwarf2out.c (init_return_column_size): New function, split from...
14746 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
14747 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
14748 to be nongeneral registers.
14749 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
14751 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
14752 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
14754 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14756 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
14758 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
14760 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
14761 (remove_path): Use can_remove_branch_p and remove_branch instead
14762 of loop_delete_branch_edge.
14763 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
14764 (tree_transform_and_unroll_loop): Remove dead branches immediately.
14765 Update profile using scale_dominated_blocks_in_loop.
14766 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
14767 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
14768 (can_remove_branch_p, remove_branch): Declare.
14769 * tree-cfg.c (tree_can_remove_branch_p): New function.
14770 (tree_cfg_hooks): Add tree_can_remove_branch_p.
14771 * cfgrtl.c (rtl_can_remove_branch_p): New function.
14772 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
14774 2007-02-05 Jan Hubicka <jh@suse.cz>
14776 PR middle-end/30696
14777 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
14778 nodes in cgraph, don't remove offline copy of the function.
14780 2007-02-04 Jan Hubicka <jh@suse.cz>
14782 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
14783 vectors might cause maybe_lookup_element_for_expr to be called
14784 on non-sra-candidate.
14786 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14788 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
14789 config/bfin/bfin.md, config/bfin/predicates.md: Follow
14790 spelling conventions.
14792 2007-02-04 Richard Guenther <rguenther@suse.de>
14794 PR middle-end/30636
14795 * fold-const.c (try_move_mult_to_index): Make sure to not
14796 overflow one dimension of a multi-dimensional array access.
14798 2007-02-04 Jan Hubicka <jh@suse.cz>
14800 * passes.c (init_optimization_passes): Reindent.
14802 2007-02-04 Jan Hubicka <jh@suse.cz>
14803 Eric Botcazou <ebotcazou@adacore.com>
14805 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
14806 (execute_fixup_cfg): Break out the abnormal goto code.
14807 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
14808 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
14809 (optimize_inline_calls): Call make_nonlocal_label_edges.
14811 2007-02-04 Jan Hubicka <jh@suse.cz>
14813 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
14814 true when something was changed.
14815 (rename_ssa_copies): When something was changed, do
14816 TODO_remove_unused_locals.
14817 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
14818 add TODO_remove_unused_locals when instruction was removed.
14820 2007-02-04 Jan Hubicka <jh@suse.cz>
14822 * ipa-inline.c (try_inline): Improve debug output; work on already
14824 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
14825 call try_inline for already inlined edges too when flattening;
14826 inline also functions that make callee growth but overall unit size
14829 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14831 * config/m32c/bitops.md, config/m32c/jump.md,
14832 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
14833 config/m32r/m32r.h, config/m32r/m32r.md,
14834 config/m32r/predicates.md, config/m68hc11/larith.asm,
14835 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
14836 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
14837 config/mips/mips-protos.h, config/mips/mips.c,
14838 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
14839 config/mn10300/mn10300.h, config/mn10300/predicates.md,
14840 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
14841 spelling conventions.
14843 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
14844 Follow spelling conventions.
14846 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
14848 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
14849 warn about C++0x compatibility.
14851 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
14853 * config/h8300/h8300.c, config/h8300/h8300.h,
14854 config/h8300/h8300.md: Follow spelling conventions.
14856 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
14858 PR middle-end/30667
14859 * combine.c (try_combine): Do not substitute source operand
14860 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
14862 2007-02-03 Jan Hubicka <jh@suse.cz>
14864 PR gcov-profile/30650
14865 * value-prof.c (stringop_block_profile): Fix handling of size counter;
14866 do not divide by zero for never executed counters.
14867 (tree_find_values_to_profile): Fix counters.
14868 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
14870 2007-02-03 Ian Lance Taylor <iant@google.com>
14872 * lower-subreg.c (simple_move_operand): New static function,
14873 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
14875 (simple_move): Call simple_move_operand.
14876 (find_decomposable_subregs): Add special handling of MEMs.
14877 (can_decompose_p): Rename from cannot_decompose_p. Reverse
14878 meaning of return value. If we see a hard register, test whether
14879 it can store a word_mode value. Change all callers.
14881 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14883 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
14884 ftrapv insns and expanders.
14885 (subdi3): Change define_expand operand 1 to arith11_operand, and
14886 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
14887 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
14888 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
14891 PR middle-end/30174
14892 * varasm.c (notice_global_symbol): Treat global objects as weak when
14893 flag_shlib is true.
14895 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14897 * emit-rtl.c (dconstpi): Delete.
14898 (dconstsqrt2): New.
14899 (init_emit_once): Delete dconstpi and init dconstsqrt2.
14900 * real.h (dconstpi): Delete.
14901 (dconstsqrt2): New.
14902 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
14903 (fold_builtin_hypot): Likewise.
14905 2007-02-03 Tom Tromey <tromey@redhat.com>
14908 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
14909 -gcoff3, -gxcoff3, -gvms3 implies -dD.
14911 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
14913 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
14914 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
14915 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
14916 config/rs6000/cell.md, config/rs6000/darwin.h,
14917 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
14918 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
14919 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
14920 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
14921 typos. Follow spelling conventions.
14922 * doc/invoke.texi: Follow spelling conventions.
14924 2007-02-03 Roger Sayle <roger@eyesopen.com>
14926 * simplify-rtx.c (simplify_relational_operation_1): Implement some
14927 canonicalization transformations that attempt to simplify integer
14928 constant comparisons to become comparisons against zero.
14930 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14932 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
14934 * fold-const.c (fold_binary): Fix comment typos. Fold complex
14935 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
14937 2007-02-02 Mike Stump <mrs@apple.com>
14939 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
14940 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
14941 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
14942 generate a branch island.
14944 2007-02-02 Bob Wilson <bob.wilson@acm.org>
14946 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
14947 (xtensa_legitimate_address_p): New.
14948 (xtensa_legitimize_address): New.
14949 (xtensa_output_addr_const_extra): New.
14950 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
14952 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
14953 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
14954 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
14955 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
14956 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
14957 (xtensa_legitimize_address): New.
14958 (xtensa_output_addr_const_extra): New.
14960 2007-02-02 Steve Ellcey <sje@cup.hp.com>
14962 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
14964 2007-02-02 Ian Lance Taylor <iant@google.com>
14966 * expmed.c (expand_divmod): Add comment.
14968 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
14970 * emit-rtl.c (renumber_insns): Remove.
14971 * flags.h: Remove the extern for flag_renumber_insns.
14972 * rtl.h: Remove the prototype for renumber_insns.
14973 * toplev.c (flag_renumber_insns): Remove.
14975 2007-02-02 Hui-May Chang <hm.chang@apple.com>
14977 Revert for x86 darwin:
14978 2005-06-19 Uros Bizjak <uros@kss-loka.si>
14980 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
14981 code before the following patch under TARGET_MACHO.
14982 (ix86_function_value_regno_p): Likewise.
14984 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14986 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
14989 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
14992 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
14993 loads to general or fp registers. Add comments.
14994 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
14996 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
14998 * pointer-set.c (insert_aux): Only return insertion slot.
14999 (pointer_set_insert): Adjust.
15000 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
15001 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
15002 pointer_map_traverse): New.
15003 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
15004 pointer_map_create, pointer_map_destroy, pointer_map_insert,
15005 pointer_map_contains, pointer_map_traverse): Declare.
15007 2007-02-02 Jakub Jelinek <jakub@redhat.com>
15009 PR middle-end/30473
15010 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
15011 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
15013 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15015 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
15017 (struct _dep): New type.
15018 (dep_t): New typedef.
15019 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
15020 (DEP_STATUS): New access macro. The macro with the same name was
15021 renamed to DEP_LINK_STATUS.
15022 (dep_init): Declare function
15024 (struct _dep_link): New type.
15025 (dep_link_t): New typedef.
15026 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
15027 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
15028 (DEP_LINK_STATUS): New macro.
15029 (debug_dep_links): New debug function.
15031 (struct _deps_list): New type.
15032 (deps_list_t): New typedef.
15033 (DEPS_LIST_FIRST): New access macro.
15034 (FOR_EACH_DEP_LINK): New cycle macro.
15035 (create_deps_list, free_deps_list, delete_deps_list): Declare
15037 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
15038 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
15039 (copy_deps_list_change_con): Ditto.
15041 (move_dep_link): Declare function.
15043 (struct _dep_node): New type.
15044 (dep_node_t): New typedef.
15045 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
15047 (struct haifa_insn_data.back_deps): New field to hold backward
15048 dependencies of the insn.
15049 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
15051 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
15052 Change its type to deps_list_t.
15053 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
15054 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
15055 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
15057 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
15059 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
15061 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
15063 (dep_cost): Declare.
15065 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
15066 (ds_to_dk, dk_to_ds): New functions.
15068 (init_dep_1): New static function.
15069 (init_dep): New function.
15070 (copy_dep): New static function.
15072 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
15074 (detach_dep_link): New static function.
15075 (move_dep_link): New function.
15077 (dep_links_consistent_p, dump_dep_links): New static functions.
15078 (debug_dep_links): New debugging function.
15080 (deps_obstack, dl_obstack, dn_obstack): New static variables.
15082 (alloc_deps_list, init_deps_list): New static functions.
15083 (create_deps_list): New function.
15084 (clear_deps_list): New static function.
15085 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
15086 (deps_list_consistent_p, dump_deps_list): New static functions.
15087 (debug_deps_list): New function.
15088 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
15090 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
15092 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
15093 use new scheduler dependencies lists.
15094 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
15095 (sched_analyze): Ditto. Initialize dependencies lists.
15096 (add_forw_dep, compute_forward_dependences): Update to use new
15097 scheduler dependencies lists.
15099 (init_dependency_caches): Init deps_obstack.
15100 (free_dependency_caches): Free deps_obstack.
15102 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
15103 new scheduler dependencies lists.
15104 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
15105 (add_back_forw_dep, delete_back_forw_dep): Ditto.
15107 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
15108 Update to use new scheduler dependencies lists.
15109 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
15110 (debug_dependencies): Ditto.
15111 (schedule_region): Update comments.
15113 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
15114 scheduler dependencies lists.
15115 (schedule_ebb): Update comments.
15117 * rtl.def (DEPS_LIST): Remove.
15119 * lists.c (unused_deps_list): Remove.
15120 (free_list): Update assertions.
15122 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
15123 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15125 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
15126 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
15128 * haifa-sched.c (comments): Update.
15129 (insn_cost1): Remove. Inline the code into insn_cost ().
15130 (insn_cost): Update to use new scheduler dependencies lists. Move
15131 processing of the dependency cost to dep_cost ().
15132 (dep_cost): New function. Use it instead of insn_cost () when
15133 evaluating cost of the dependency. Use compatible interface to
15134 interact with the target.
15135 (priority): Update to use new scheduler dependencies lists.
15136 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
15137 with greater number of insns that depend on the insn.
15138 (schedule_insn): Update to use new scheduler dependencies lists. Add
15139 code to free backward dependencies lists. Inline and optimize code
15140 from resolve_dep () - see PR28071.
15141 (ok_for_early_queue_removal): Update to use new scheduler dependencies
15142 lists. Update call to targetm.sched.is_costly_dependence hook.
15144 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
15145 scheduler dependencies lists.
15147 (resolve_dep): Remove. Move the logic to schedule_insn ().
15148 (init_h_i_d): Initialize dependencies lists.
15150 (process_insn_depend_be_in_spec): Rename to
15151 process_insn_forw_deps_be_in_spec. Update to use new scheduler
15152 dependencies lists.
15153 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
15154 Update to use new scheduler dependencies lists.
15155 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
15157 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
15158 new scheduler dependencies lists.
15159 (build_intra_loop_deps): Ditto.
15161 * target.h (struct _dep): Declare to use in
15162 gcc_target.sched.is_costly_dependence.
15163 (struct gcc_target.sched.adjust_cost): Fix typo.
15164 (struct gcc_target.sched.is_costly_dependence): Change signature to
15165 use single dep_t parameter instead of an equivalent triad.
15166 (struct gcc_target.sched.adjust_cost_2): Remove.
15168 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
15170 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
15172 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
15174 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
15176 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
15177 (REG_DEP_TRUE): Document.
15179 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
15180 Change signature to correspond to the targetm.sched.adjust_cost hook.
15181 Update use in TARGET_SCHED_ADJUST_COST_2.
15182 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
15183 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
15184 new scheduler dependencies lists.
15185 (ia64_gen_check): Ditto.
15187 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
15188 scheduler dependencies lists.
15190 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
15191 signature to correspond to the targetm.sched.is_costly_dependence hook.
15192 (is_costly_group): Update to use new scheduler dependencies lists.
15194 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
15195 instead of INSN_COST () macro.
15197 2007-02-01 Ian Lance Taylor <iant@google.com>
15199 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
15201 2007-02-01 Guy Martin <gmsoft@gentoo.org>
15203 * pa.md (tp_load): Correct mfctl instruction syntax.
15205 2007-02-01 Geoffrey Keating <geoffk@apple.com>
15207 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
15208 altivec_padding_size calculation on AIX. Improve comment, add
15209 assert to verify that it's right.
15211 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
15214 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
15216 PR inline-asm/28686
15217 * global.c (global_alloc): Add mising initialization of
15220 2007-02-01 Roger Sayle <roger@eyesopen.com>
15222 * alias.c (init_alias_analysis): Correct whitespace.
15223 * bb-reorder.c (fix_edges_for_rarely_executed_code,
15224 partition_hot_cold_basic_blocks): Likewise.
15225 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
15226 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
15227 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
15228 fold_builtin_snprintf_chk, fold_builtin_printf,
15229 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
15230 do_mpfr_arg3, do_mpfr_sincos): Likewise.
15231 * cfgcleanup.c (cleanup_cfg): Likewise.
15232 * cfgexpand.c (tree_expand_cfg): Likewise.
15233 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
15234 * function.c (get_next_funcdef_no): Likewise.
15235 * gengtype.c (main): Likewise.
15236 * genmodes.c (main): Likewise.
15237 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
15238 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
15239 * ifcvt.c (noce_emit_move_insn): Likewise.
15240 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
15242 * stor-layout.c (get_best_mode): Likewise.
15243 * tree-ssa-loop-niter.c (get_val_for): Likewise.
15244 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
15245 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
15246 perform_var_substitution, solve_graph): Likewise.
15247 * tree-vrp.c (vrp_finalize): Likewise.
15249 2007-02-01 Ian Lance Taylor <iant@google.com>
15251 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
15252 high part of a paradoxical subreg, return a constant zero.
15254 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
15256 * toplev.c (lang_dependent_init): Call init_set_costs.
15257 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
15259 2007-02-01 Richard Guenther <rguenther@suse.de>
15261 PR middle-end/30656
15262 * fold-const.c (fold_negate_expr): Allow negating a
15263 constant if overflow does not change.
15265 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15267 * doc/c-tree.texi (Expression trees): Improve markup.
15268 * doc/tm.texi (Register Classes, Addressing Modes)
15269 (Floating Point): Fix spacing after abbreviations. Fix some
15272 2007-02-01 Ben Elliston <bje@au.ibm.com>
15274 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
15275 * doc/contrib.texi: Likewise.
15276 * doc/install.texi: Likewise.
15278 2007-01-31 Richard Henderson <rth@redhat.com>
15279 Ian Lance Taylor <iant@google.com>
15281 * lower-subreg.c: New file.
15282 * rtl.def (CONCATN): Define.
15283 * passes.c (init_optimization_passes): Add pass_lower_subreg and
15284 pass_lower_subreg2.
15285 * emit-rtl.c (update_reg_offset): New static function, broken out
15286 of gen_rtx_REG_offset.
15287 (gen_rtx_REG_offset): Call update_reg_offset.
15288 (gen_reg_rtx_offset): New function.
15289 * regclass.c: Revert patch of 2006-03-05, restoring
15291 (clear_reg_info_regno): New function.
15292 * dwarf2out.c (concatn_loc_descriptor): New static function.
15293 (loc_descriptor): Handle CONCATN.
15294 * common.opt (fsplit_wide_types): New option.
15295 * opts.c (decode_options): Set flag_split_wide_types when
15297 * timevar.def (TV_LOWER_SUBREG): Define.
15298 * rtl.h (gen_reg_rtx_offset): Declare.
15299 (reg_scan_update): Declare.
15300 * regs.h (clear_reg_info_regno): Declare.
15301 * tree-pass.h (pass_lower_subreg): Declare.
15302 (pass_lower_subreg2): Declare.
15303 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
15304 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
15305 -fsplit-wide-types.
15306 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
15307 * Makefile.in (OBJS-common): Add lower-subreg.o.
15308 (lower-subreg.o): New target.
15310 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15312 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
15314 2007-01-31 Anatoly Sokolov <aesok@post.ru>
15317 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
15319 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15321 PR middle-end/29335
15322 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
15324 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
15326 * cfgloop.h: Include vec-prim.h.
15327 (enum li_flags): Remove LI_ONLY_OLD.
15328 (loop_iterator): Changed.
15329 (fel_next, fel_init): Iterate over loop tree.
15330 (FOR_EACH_LOOP_BREAK): New macro.
15331 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
15333 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
15334 * modulo-sched.c (sms_schedule): Ditto.
15335 * tree-vectorizer.c (vectorize_loops): Ditto.
15336 * doc/loop.texi: Update information on loop numbering and behavior of
15337 FOR_EACH_LOOP wrto new loops.
15338 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
15339 add_to_evolution_1): Test nestedness of loops instead of comparing
15341 * tree-chrec.c (chrec_fold_plus_poly_poly,
15342 chrec_fold_multiply_poly_poly, chrec_evaluate,
15343 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
15344 reset_evolution_in_loop): Ditto.
15345 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
15347 2007-01-31 Dirk Mueller <dmueller@suse.de>
15349 * c-common.c (warn_about_parentheses): Separate warning about
15350 un-parenthized sequence of comparison operators from the one
15351 which is supposed to warn about x <= y <= z.
15353 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
15355 * optabs.h (enum optab_index): Add new OTI_isinf.
15356 (isinf_optab): Define corresponding macro.
15357 * optabs.c (init_optabs): Initialize isinf_optab.
15358 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
15360 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
15361 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
15363 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
15364 expand_builtin_interclass_mathfn.
15365 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
15366 * config/i386/i386.md (UNSPEC_FXAM): New constant.
15367 (fxam<mode>2_i387): New insn pattern.
15368 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
15369 built-in functions as x87 inline asm.
15371 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15373 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
15375 2007-01-30 Eric Christopher <echristo@apple.com>
15377 * config.gcc: Add geode.
15379 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
15381 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
15382 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
15383 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
15384 value-prof.c: Fix comment typos.
15386 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15389 * doc/invoke.texi (Wpointer-arith): Document warning.
15391 2007-01-30 Janis Johnson <janis187@us.ibm.com>
15393 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
15394 the list of discrepancies from the draft TR.
15396 2007-01-30 Dirk Mueller <dmueller@suse.de>
15399 * doc/invoke.texi (-Wreturn-type): Update description to
15400 match new behavior.
15402 2007-01-30 Richard Sandiford <richard@codesourcery.com>
15404 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
15406 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
15408 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
15409 to handle optabs that operate on floating point input argument and
15410 output to integer output.
15411 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
15412 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
15413 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
15414 expand_builtin_interclass_mathfn ().
15415 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
15416 (ilogbsi2): Remove.
15417 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
15418 ilogbl built-in functions as x87 intrinsics.
15420 2007-01-30 Richard Guenther <rguenther@suse.de>
15422 PR middle-end/27657
15423 * dwarf2out.c (reference_to_unused): Query varpool if the
15424 variable was output.
15426 2007-01-30 Richard Guenther <rguenther@suse.de>
15428 PR middle-end/30313
15429 * passes.c (execute_one_pass): Reset in_gimple_form to not
15430 confuse non-unit-at-a-time mode.
15432 2007-01-29 Roger Sayle <roger@eyesopen.com>
15433 Richard Guenther <rguenther@suse.de>
15435 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
15436 avoid undefined behaviour on overflow. Use force_fit_type_double
15437 to construct the constant with the specified TREE_OVERFLOW.
15439 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15441 * config/dfp-bit.c: Add parameterized support for fp exceptions.
15442 * config/dfp-bit.h: Ditto.
15444 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15446 * c-decl.c (pop_scope): Replace warnings with call to
15447 warn_for_unused_label.
15448 * c-common.h (warn_for_unused_label): Declare.
15449 * c-common.c (warn_for_unused_label): Define.
15451 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15453 * tree-optimize.c (update_inlined_to_pointers): Delete unused
15456 2007-01-29 Janis Johnson <janis187@us.ibm.com>
15458 * Makefile.in (USER_H): Remove decfloat.h.
15459 * ginclude/decfloat.h: Delete, moving contents to ...
15460 * ginclude/float.h: Add support for decimal floating point,
15461 guarded by __STDC_WANT_DEC_FP__.
15463 2007-01-29 Mike Stump <mrs@apple.com>
15465 * doc/gccint.texi (Top): Rename Loop Representation to Loop
15466 Analysis and Representation to resolve case insensitive conflict.
15467 * doc/loop.texi (Loop Analysis and Representation): Likewise.
15469 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
15471 * tree.h (struct tree_memory_tag): Add aliases member.
15472 (MTAG_ALIASES): New macro.
15473 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
15474 (add_may_alias): Remove pointer-set. Update for may_aliases being
15476 (mark_aliases_call_clobbered): Update for may_aliases being a
15478 (compute_tag_properties): Ditto.
15479 (create_partition_for): Ditto.
15480 (compute_memory_partitions): Ditto.
15481 (dump_may_aliases_for): Ditto.
15482 (is_aliased_with): Ditto.
15483 (add_may_alias_for_new_tag): Ditto.
15484 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
15485 (compute_is_aliased): New function.
15486 (compute_may_aliases): Call compute_is_aliased).
15487 (init_alias_info): Initialize alias_bitmap_obstack.
15488 (union_alias_set_into): New function.
15489 (compute_flow_sensitive_aliasing): Use union_aliases_into.
15490 (have_common_aliases_p): Rewrite to take two bitmaps and use
15492 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
15493 Update for bitmaps.
15494 (finalize_ref_all_pointers): Update for add_may_alias changes.
15495 (new_type_alias): Ditto.
15496 * tree-flow-inline.h (may_aliases): Return a bitmap.
15497 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
15498 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
15499 may_aliases being a bitmap.
15500 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
15501 may_aliases now returns a bitmap.
15502 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
15504 * tree-ssa-operands.c (add_virtual_operand): Update for
15505 may_aliases being a bitmap.
15507 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
15509 PR tree-optimization/30630
15510 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
15511 variable as changed.
15513 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
15516 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
15517 expanded only once even if an error occurs.
15519 2007-01-29 Ben Elliston <bje@au.ibm.com>
15521 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
15522 (__gcov_average_profiler): Likewise.
15523 (__gcov_ior_profiler): Likewise.
15524 (__gcov_merge_ior): Likewise.
15526 2007-01-28 Jan Hubicka <jh@suse.cz>
15528 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
15529 * value-prof.c (stringop_block_profile): Likewise.
15531 2007-01-28 Jan Hubicka <jh@suse.cz>
15533 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
15534 Add variant handling histograms; add wrapper.
15535 (clear_storage_via_libcall): Export.
15536 (emit_block_move_hints): Break out from ...; add histograms.
15537 (emit_block_move): ... this one.
15538 (clear_storage_hints): Break out from ...; add histograms.
15539 (clear_storage): ... this one.
15540 (set_storage_via_memset): Handle histogram.
15541 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
15542 (clear_storage_hints, clear_storage_via_libcall): Declare.
15543 (set_storage_via_setmem): Update prototype.
15544 * doc/md.texi (movmem, setmem): Document new arguments.
15546 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
15547 Add new histograms.
15548 (stringop_block_profile): New global function.
15549 (tree_stringops_values_to_profile): Profile block size and alignment.
15550 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
15552 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
15553 (stringop_block_profile): Declare.
15554 * builtins.c: Include value-prof.h.
15555 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
15556 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
15557 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
15558 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
15559 * profile.c (instrument_values): Add new counters.
15560 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
15562 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
15563 (tree_init_edge_profiler): Build new profilers.
15564 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
15565 (pass_tree_profile): Add dump.
15566 (tree_profile_hooks): Update.
15567 * Makefile.in (LIBGCOV): Add new constants.
15568 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
15569 __gcov_ior_profiler): New.
15570 * i386.md (movmem/setmem expanders): Add new optional arguments.
15572 2007-01-28 David Edelsohn <edelsohn@gnu.org>
15574 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
15576 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15578 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
15579 (tree_unswitch_single_loop): Pass eni_size_weights to
15580 tree_num_loop_insns.
15581 * tree-ssa-loop-manip.c: Include tree-inline.h.
15582 (can_unroll_loop_p): Pass eni_size_weights to
15583 tree_num_loop_insns.
15584 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
15585 Pass eni_size_weights to estimate_num_insns.
15586 * tree.h (init_inline_once): Export.
15587 * toplev.c (backend_init): Call init_inline_once.
15588 * cgraphunit.c (cgraph_process_new_functions,
15589 cgraph_analyze_function): Pass eni_inlining_weights to
15590 estimate_num_insns.
15591 * ipa-inline.c (compute_inline_parameters): Ditto.
15592 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
15593 to estimate_num_insns.
15594 (try_unroll_loop_completely): Pass eni_size_weights to
15595 tree_num_loop_insns.
15596 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
15597 ot estimate_num_insns.
15598 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
15599 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
15600 * tree-inline.c (eni_inlining_weights, eni_size_weights,
15601 eni_time_weights): New variables.
15602 (init_inline_once): Initialize them.
15603 (struct eni_data): Mew.
15604 (estimate_num_insns_1, estimate_num_insns): Use weights.
15605 * tree-inline.h (struct eni_weights_d): New.
15606 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
15607 (estimate_num_insns): Declaration changed.
15608 * cfgloop.h (tree_num_loop_insns): Declaration changed.
15609 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
15610 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
15612 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
15614 * tree-data-ref.c (conflict_fn): Assert that the number of affine
15615 relations in the conflict function is valid.
15617 2007-01-27 Ian Lance Taylor <iant@google.com>
15619 * common.opt: Add fstrict-overflow.
15620 * opts.c (decode_options): Set flag_strict_overflow if -O2.
15621 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
15622 (TYPE_OVERFLOW_UNDEFINED): Define.
15623 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
15625 * tree.h (TYPE_TRAP_SIGNED): Don't define.
15626 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
15627 (fold_negate_expr): Likewise.
15628 (make_range): Likewise.
15629 (extract_muldiv_1): Likewise.
15630 (maybe_canonicalize_comparison): Likewise.
15631 (fold_comparison): Likewise.
15632 (fold_binary): Likewise.
15633 (tree_expr_nonnegative_p): Likewise.
15634 (tree_expr_nonzero_p): Likewise.
15635 * tree-vrp.c (compare_values): Likewise.
15636 (extract_range_from_binary_expr): Likewise.
15637 (extract_range_from_unary_expr): Likewise.
15638 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
15640 (nowrap_type_p): Likewise.
15641 * tree-scalar-evolution.c (simple_iv): Likewise.
15642 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
15643 (build_range_check): Likewise.
15644 (extract_muldiv_1): Likewise.
15645 (fold_comparison): Likewise.
15646 * tree-vrp.c (vrp_int_const_binop): Likewise.
15647 (extract_range_from_unary_expr): Likewise.
15648 * convert.c (convert_to_integer): Likewise.
15649 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
15650 (fold_comparison): Likewise.
15651 (fold_binary): Likewise.
15652 * optabs.c (optab_for_tree_code): Likewise.
15653 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
15654 * simplify-rtx.c (simplify_const_relational_operation): Check
15655 flag_strict_overflow and flag_trapv.
15656 (simplify_const_relational_operation): Likewise.
15657 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
15658 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
15661 2007-01-27 Roger Sayle <roger@eyesopen.com>
15663 * tree.c (tree_fold_gcd): Delete.
15664 * tree.h (tree_fold_gcd): Remove prototype.
15665 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
15666 test whether one constant integer is a multiple of another. Instead
15667 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
15668 * fold-const.c (multiple_of_p): We've determined both TOP and
15669 BOTTOM are integer constants so we can call int_const_binop directly
15670 instead of the more generic const_binop.
15672 2007-01-27 Roger Sayle <roger@eyesopen.com>
15674 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
15675 1*X check that the constant hasn't overflowed, to preserve the
15677 (round_up): Provide an efficient implementation when rouding-up an
15678 INTEGER_CST to a power-of-two.
15680 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15682 * doc/sourcebuild.texi: Add comma for clarity.
15683 * doc/extend.texi: Fix some typos.
15684 * doc/passes.texi: Likewise.
15685 * doc/cppinternals.texi: Likewise.
15686 * doc/c-tree.texi: Likewise.
15687 * doc/tree-ssa.texi: Likewise.
15688 * doc/install.texi: Likewise.
15690 2007-01-27 Jan Hubicka <jh@suse.cz>
15692 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
15693 (pass_sra): Do not require alias information.
15694 * passes.c (init_optimization_passes): Add SRA
15696 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
15698 * tracer.c (rest_of_handle_tracer): We already cleaned
15699 up the CFG in tracer() so don't do it here again.
15700 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
15701 cleanup_cfg here, either. And don't call renumber_insns.
15703 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
15704 and BB_HEAD are in the insn stream here. Instead make sure
15705 that BB_INSN is valid on all insns. Also, do check here that
15706 there are no pending branch predictions...
15707 (rtl_verify_flow_info): ...instead of doing it here. Checks
15708 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
15711 2007-01-26 Roger Sayle <roger@eyesopen.com>
15713 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
15714 function to simplify/factorize operand order canonicalization.
15715 (ix86_fixup_binary_operands): Reorganize using the above function.
15716 (ix86_binary_operator_ok): Likewise.
15718 2007-01-27 Jakub Jelinek <jakub@redhat.com>
15720 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
15721 file scope from optimize_attrs.
15722 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
15724 (optimize_attrs): Clear insn_code_values after freeing it.
15726 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15728 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
15729 a parts.base assignment.
15731 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
15733 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
15734 (compute_subscript_distance, initialize_data_dependence_relation,
15735 finalize_ddr_dependent, analyze_ziv_subscript,
15736 analyze_siv_subscript_cst_affine,
15737 compute_overlap_steps_for_affine_univar,
15738 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
15739 analyze_siv_subscript, analyze_miv_subscript,
15740 analyze_overlapping_iterations, subscript_dependence_tester_1,
15741 compute_self_dependence, free_dependence_relation): Work
15742 with affine_fn instead of chrecs.
15743 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
15744 common_affine_function, affine_function_base,
15745 affine_function_constant_p, affine_fn_op, affine_fn_plus,
15746 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
15747 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
15748 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
15749 (all_chrecs_equal_p): Removed.
15750 * tree-data-ref.h (affine_fn, conflict_function): New types.
15751 (struct subscript): Change type of conflicting_iterations_in_a
15752 and conflicting_iterations_in_b.
15754 2007-01-26 Steve Ellcey <sje@cup.hp.com>
15757 * config/pa/pa.h (TARGET_HPUX_11): New.
15758 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
15759 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
15761 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
15762 Richard Guenther <rguenther@suse.de>
15764 * tree-ssa-structalias.c (solve_graph): Handle case
15765 we merged the variable to another.
15767 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15769 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
15772 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
15773 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
15775 2007-01-25 DJ Delorie <dj@redhat.com>
15777 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
15778 allow changes to modes which don't fit in those registers.
15780 * reload1.c (choose_reload_regs): Check for invalid subregs before
15781 computing their locations, not after.
15783 2007-01-25 Geoffrey Keating <geoffk@apple.com>
15786 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
15787 save Altivec registers in an eh_return function.
15788 (compute_vrsave_mask): Likewise.
15789 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
15790 for saving Altivec registers.
15791 (rs6000_emit_prologue): Don't allocate stack twice in
15792 eh_return function. Correct expected value of altivec_save_offset
15793 when using save_world. Describe save of R0 to stack when using
15794 save_world. Describe stack pointer adjustment when using
15795 save_world. Remove duplicated eh_return parameter register saving.
15796 Update sp_offset variable after save_world.
15797 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
15799 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
15800 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
15803 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15805 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
15807 2007-01-25 Steve Ellcey <sje@cup.hp.com>
15810 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
15811 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
15813 2007-01-25 Richard Guenther <rguenther@suse.de>
15815 * doc/invoke.texi (-Wcoverage-mismatch): Document.
15816 * common.opt (-Wcoverage-mismatch): New warning option.
15817 * coverage.c (get_coverage_counts): Ignore coverage mismatch
15818 if -Wcoverage-mismatch is given.
15820 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
15822 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
15823 (ipcp_driver): Change to static definition.
15824 Add dumping of the ifunctions.
15825 (constant_val_insert): Remove unused parameter. Support for SSA.
15826 (ipcp_propagate_const): Support for SSA.
15827 (ipcp_profile_bb_print): Print only analyzed nodes.
15828 (ipcp_replace_map_create): Remove support for Fortran constant
15830 * ipa-prop.c (ipa_method_modify_stmt,
15831 ipa_callsite_compute_param): Support for SSA.
15832 * ipa-prop.h (ipcp_driver): Remove declaration.
15833 (IS_VALID_TREE_MAP_INDEX): Add define.
15835 2007-01-24 Geoffrey Keating <geoffk@apple.com>
15837 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
15839 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15841 PR middle-end/30447
15842 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
15843 constant argument to cabs and do it without checking for
15844 -funsafe-math-optimizations.
15846 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
15848 * c-common.h (RID_FIRST_CXX0X): New.
15849 (RID_LAST_CXX0X): New.
15850 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
15852 * c.opt (Wc++0x-compat): New.
15853 * doc/invoke.texi (-Wc++0x-compat): Document.
15855 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15857 * builtins.c (fold_builtin_carg): New.
15858 (fold_builtin_1): Use it.
15860 2007-01-24 Jan Hubicka <jh@suse.cz>
15862 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
15864 * ipa-inline.c (initial_insns, max_insns): Delete.
15865 (compute_max_insns): New function.
15866 (cgraph_decide_inlining_of_small_function): Use it; take minimal
15867 amount of insns as base for code growth.
15868 (cgraph_decide_inlining): Make initial_insns local; do not compute
15870 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
15871 * doc/invoke.texi (inline-unit-growth): Update docs.
15873 2007-01-24 Jakub Jelinek <jakub@redhat.com>
15875 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
15876 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
15877 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
15878 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
15879 for CPUs that have PTA_CX16 set.
15881 PR middle-end/27416
15882 * gimplify.c (omp_check_private): New function.
15883 (gimplify_scan_omp_clauses): Use it for
15884 firstprivate/lastprivate/reduction.
15886 PR middle-end/30494
15887 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
15888 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
15890 PR middle-end/30421
15891 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
15892 If lower_lastprivate_clauses emits some statements, append them
15893 to dlist rather than body_p and to body_p append an initializer.
15894 (lower_omp_for): Adjust caller.
15896 2007-01-24 Steve Ellcey <sje@cup.hp.com>
15898 * target.h (globalize_decl_name): New.
15899 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15900 * output.h (default_globalize_decl_name): New.
15901 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
15903 (globalize_decl): Ditto.
15904 (default_globalize_decl_name): New.
15905 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
15906 (ia64_handle_version_id_attribute): New.
15907 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
15908 (ia64_asm_output_external): Use globalize_decl_name instead
15909 of globalize_label.
15910 * doc/extend.texi (version_id): New pragma.
15911 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
15913 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15915 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
15916 _uleb128_t and _Unwind_SWord with _sleb128_t.
15917 * unwind-dw2.c (extract_cie_info, execute_stack_op,
15918 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
15920 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
15921 * unwind-pe.h (read_uleb128, read_sleb128,
15922 read_encoded_value_with_base): Likewise.
15923 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
15925 2007-01-24 Richard Guenther <rguenther@suse.de>
15927 * builtins.c (expand_builtin_cexpi): Get the fndecl
15928 for cexp in the correct way.
15930 2007-01-24 Jan Hubicka <jh@suse.cz>
15932 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
15935 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
15937 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
15938 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
15939 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
15940 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
15941 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
15942 __SIZEOF_PTRDIFF_T__.
15943 * doc/cpp.texi: Documentation for the new builtin macros added.
15945 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
15947 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
15948 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
15949 instead of operands[2] to avoid access past the end of array.
15951 2007-01-24 Richard Sandiford <richard@codesourcery.com>
15953 * reload1.c (emit_reload_insns): Pass the reload register
15954 for a non-spill output reload through forget_old_reloads_1.
15956 2007-01-23 Joseph Myers <joseph@codesourcery.com>
15958 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15959 _SOFT_DOUBLE if doubles use software floating-point.
15960 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
15961 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15962 * config/rs6000/darwin-ldouble.c: Also compile functions for
15963 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
15964 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
15965 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
15966 commented-out long double override.
15967 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
15968 * config/rs6000/eabispe.h: Likewise.
15969 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
15970 long double for non-SPE.
15971 (rs6000_handle_option): Likewise.
15972 (invalid_e500_subreg): Disallow more subregs involding DImode,
15973 DFmode, TImode or TFmode.
15974 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
15976 (legitimate_lo_sum_address_p): Also check for TFmode for E500
15978 (rs6000_legitimize_address): Also handle TFmode for E500 double.
15979 (rs6000_legitimize_reload_address): Also handle TFmode for E500
15981 (rs6000_legitimate_address): Also check for TFmode for E500
15983 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
15984 (spe_build_register_parallel): Handle TFmode and TCmode.
15985 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
15987 (function_arg): Handle TFmode and TCmode for E500 double.
15988 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
15990 (print_operand): Handle TFmode and TImode for %y.
15991 (rs6000_generate_compare): Handle TFmode comparisons for E500
15993 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
15994 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
15995 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
15996 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
15997 TFmode for E500 double.
15998 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
15999 (floatsidf2): Enable for E500 double.
16000 (movtf_softfloat): Use rs6000_nonimmediate_operand.
16001 (extenddftf2): Change to extenddftf2_fprs.
16002 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
16003 depending on TARGET_E500_DOUBLE.
16004 (extendsftf2): Enable for E500 double.
16005 (trunctfdf2): Enable for E500 double.
16006 (trunctfsf2): Change to trunctfsf2_fprs.
16007 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
16008 depending on TARGET_E500_DOUBLE.
16009 (floatsitf2): Enable for E500 double.
16010 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
16011 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
16012 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
16013 (negtf2): Change to negtf2_internal.
16014 (negtf2): New expander.
16015 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
16016 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
16017 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
16018 (movdi_internal32): Use rs6000_nonimmediate_operand.
16019 (unnamed splitter): Likewise.
16020 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
16021 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
16022 (SPE64TF, DITI): New mode macros.
16023 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
16026 (frob_<mode>_di_2): New.
16027 (frob_tf_di_8_2): New.
16028 (frob_di_df): Change to frob_di_<mode>; allow more modes.
16030 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
16032 (frob_ti_<mode>_8_2): New.
16033 (frob_ti_tf_2): New.
16034 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
16035 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
16037 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
16038 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
16039 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
16040 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
16041 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
16042 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
16045 2007-01-23 Ian Lance Taylor <iant@google.com>
16047 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
16049 (OBJS-archive): Reformat, alphabetize.
16050 (OBJS): Change out_object_file to OBJS-md.
16052 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
16054 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
16055 JUMP_P and CALL_P predicates where applicable.
16056 * config/i386/i386.c: Ditto.
16057 * config/i386/i386.md: Ditto.
16058 * config/i386/mmx.md: Ditto.
16059 * config/i386/predicates.md: Ditto.
16061 2007-01-22 Andreas Schwab <schwab@suse.de>
16063 * config/m68k/m68k.h: Fix comment.
16065 2007-01-22 Jan Hubicka <jh@suse.cz>
16067 * passes.c (init_optimization_passes): Do not rerun
16068 pass_early_warn_uninitialized.
16070 2007-01-22 Richard Guenther <rguenther@suse.de>
16072 PR tree-optimization/30038
16073 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
16075 (execute_cse_sincos_1): Likewise.
16076 (execute_cse_sincos): Likewise.
16077 (gate_cse_sincos): Likewise.
16078 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
16079 the cexpi() canonicalization of sincos().
16080 * tree-pass.h (pass_cse_sincos): Declare.
16081 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
16083 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16085 PR rtl-optimization/29329
16086 * combine.c (replaced_rhs_insn): Rename to i2mod.
16087 (replaced_rhs_value): Rename to i2mod_new_rhs.
16088 (i2mod_old_rhs): New global variable.
16089 (combine_instructions): Adjust for above change. Save a copy of
16090 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
16091 note are substituted in the second instruction.
16092 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
16093 ditch the note if it pertains to the second eliminated register
16094 and this register is mentioned in i2mod_old_rhs.
16097 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
16099 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
16100 the insn to which the note was originally attached.
16102 2007-01-21 Jan Hubicka <jh@suse.cz>
16104 * ipa-inline.c (inlining_mode): Comment, move up.
16105 (cgraph_decide_inlining_incrementally): Do not perform inlining
16106 itself; fix handling of flattening of self recursive functions.
16107 (cgraph_find_cycles): Remove.
16108 (cgraph_flatten_node): Remove.
16109 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
16110 (try_inline): New function.
16111 (cgraph_early_inlining): Update call of
16112 cgraph_decide_inlining_incrementally. Apply inlining here.
16113 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
16115 2007-01-21 Dirk Mueller <dmueller@suse.de>
16118 * tree-vrp.c (check_array_bounds): do not warn
16119 about ADDR_EXPR's of ARRAY_REF's which are immediately
16120 used in binary expressions.
16122 2007-01-21 Ira Rosen <irar@il.ibm.com>
16124 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
16125 read_write_dep and macros for its access.
16126 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
16127 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
16128 argument, call vect_check_interleaving for every independent pair of
16129 data-refs. Mark loads that access the same memory location as a store
16131 (vect_check_dependences): Remove.
16132 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
16133 call, fix the call to vect_analyze_data_ref_dependence.
16134 (vect_analyze_data_ref_access): For statements that access the same
16135 data-ref, check that they are not stores; for loads, check that there
16136 is no store that access the same location.
16138 2007-01-20 Roger Sayle <roger@eyesopen.com>
16139 Joseph Myers <joseph@codesourcery.com>
16141 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
16142 (-fdump-rtl-stack): Likewise.
16143 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
16144 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
16145 (-mpt-fixed): Use @minus{} for minus sign.
16146 (Using Precompiled Headers): Fix under/overfull hbox.
16148 2007-01-20 Jan Hubicka <jh@suse.cz>
16150 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
16151 place within annotation.
16153 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16155 * pa.c (output_move_double): Change array size of xoperands to 4.
16157 2007-01-20 Jan Hubicka <jh@suse.cz>
16159 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
16162 2007-01-19 Ian Lance Taylor <iant@google.com>
16164 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
16165 constant to unsigned HOST_WIDE_INT before negating.
16167 2007-01-19 Ian Lance Taylor <iant@google.com>
16169 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
16171 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
16172 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16173 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
16174 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
16175 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
16176 (realloc_vdef, realloc_vuse): Change second parameter to
16178 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
16179 fields to unsigned.
16180 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
16181 unsigned. Change x and lim locals to unsigned.
16182 (realloc_vdef, realloc_vuse): Change num_elem parameter to
16184 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
16185 (copy_virtual_operands): Change i and n locals to unsigned.
16187 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16189 PR middle-end/29335
16190 * builtins.c (fold_builtin_1): Handle builtin fdim.
16192 2007-01-20 Jan Hubicka <jh@suse.cz>
16194 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
16195 * tree-ssa-structalias.c (compute_points_to_sets): Do call
16196 init_alias_heapvars.
16197 (init_alias_heapvars): Initialize only when not already initialized.
16198 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
16200 2007-01-19 Roger Sayle <roger@eyesopen.com>
16202 * common.opt (fsigned-zeros): New command line option.
16203 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
16204 of flag_unsafe_math_optimizations.
16205 * opts.c (set_fast_math_flags): The -ffast-math command line option
16206 implies -fno-signed-zeros.
16207 (fast_math_flags_set_p): Likewise.
16209 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
16210 the documentation of -ffast-math appropriately. Wrap long lines.
16212 2007-01-19 Steve Ellcey <sje@cup.hp.com>
16214 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
16215 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
16217 2007-01-19 Tomas Bily <tbily@suse.cz>
16219 * cgraphunit.c (cgraph_finalize_function): Updating of pid
16221 (tree_init_ic_make_global_vars): New function
16222 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
16223 (tree_gen_ic_profiler): New function
16224 (tree_gen_ic_func_profiler): New function
16225 (tree_profiling): Added calling of tree_gen_ic_func_profiler
16226 (tree_profile_hooks): Added hook for indirec/virtual calls
16227 * value-prof.c (tree_find_values_to_profile): New case for
16229 (tree_values_to_profile): Call for determining indirect/virtual
16231 (tree_indirect_call_to_profile): New function
16232 (tree_ic_transform): New function
16233 (tree_ic): New function
16234 (find_func_by_pid): New function
16235 (init_pid_map): New function
16236 (tree_value_profile_transformations): Added check for
16237 indirect/virtual call transformation
16238 * value-prof.h (enum hist_type): New counter type for
16239 indirect/virtual calls
16240 (profile_hooks): Added new hook for profiling indirect/virtual
16242 * profile.c (instrument_values): New case for indirect/virtual
16244 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
16245 (GCOV_COUNTER_V_INDIR): New counter type
16246 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
16247 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
16249 * cgraph.c: Definition of cgraph_max_pid
16250 (cgraph_create_node): Default init of pid attribute
16251 * cgraph.h: Declaration of cgraph_max_pid
16252 (struct cgraph_node): Added pid attribute
16253 * libgcov.c (__gcov_indirect_call_profiler): New function
16254 (__gcov_one_value_profiler_body): New function
16255 (__gcov_one_value_profiler): Body was moved to
16256 __gcov_one_value_profiler_body and calls it
16258 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
16260 * doc/gty.texi (Options): Document the mark_hook option to GTY.
16261 * gengtype.c (write_types_data, write_func_for_structure,
16262 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
16263 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
16264 (walk_type, write_func_for_structure): Generate the mark_hook if
16267 2007-01-19 Jan Hubicka <jh@suse.cz>
16269 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
16270 'early' argument take inlining mode argument specifying whether to
16271 inline for size/speeed or all functions; add support for flattening;
16273 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
16275 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16278 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
16279 the name of the declared identifier.
16281 2007-01-19 Dirk Mueller <dmueller@suse.de>
16283 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
16284 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
16285 duplicate evaluation.
16287 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16289 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
16290 Macroize expander using X87MODEF12 mode macro. Extend operand 1
16291 to XFMode, use acosxf2 and truncate result to requested mode.
16292 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
16293 (asin<mode>2): Similarly, with asin expanders.
16294 (*fscalexf4_i387): Rename from *fscalexf4.
16295 (expNcorexf3): New expander.
16296 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
16297 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
16298 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
16299 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
16300 patterns for SSE math.
16301 (exp10<mode>2): Similarly, with exp10 expanders.
16302 (exp2<mode>2): Similarly, with exp2 expanders.
16303 (expm1<mode>2): Similarly, with expm1 expanders.
16304 (ldexp<mode>3): Similarly, with ldexp expanders.
16305 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
16306 Use gen_truncxf<mode>2_i387_noop to truncate result.
16308 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16310 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
16311 for ColdFire targets.
16313 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
16314 Richard Sandiford <richard@codesourcery.com>
16316 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
16317 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
16318 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
16319 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
16320 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16321 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
16323 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16325 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
16326 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
16327 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
16328 (*adddi_dilshr32_cf): New pattern.
16329 (adddi3, subdi3): Remove first alternatives.
16331 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16333 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
16334 implemented using move.l, do not use its cc result for floating-point
16337 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16339 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
16340 from accepting 's' constraints if flag_pic.
16342 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16344 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
16345 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
16346 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
16347 condition from TARGET_68881 to TARGET_HARD_FLOAT.
16349 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
16351 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
16352 ColdFire alternatives.
16353 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
16354 * config/m68k/m68k.md (clzsi2): Define for ColdFire
16355 architectures that support ff1 instruction.
16357 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16358 Julian Brown <julian@codesourcery.com>
16360 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
16361 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
16362 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
16365 2007-01-19 Richard Sandiford <richard@codesourcery.com>
16367 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
16369 (output_move_const_into_data_reg, output_move_simode_const): Delete.
16370 * config/m68k/m68k.c (const_method, const_int_cost): Take a
16371 HOST_WIDE_INT instead of an rtx.
16372 (m68k_rtx_costs): Update call accordingly.
16373 (output_move_const_into_data_reg): Likewise. Fix formatting.
16374 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
16376 (output_move_simode_const): Update calls after above changes.
16377 Rework to use automatic variables and predicates like MEM_P.
16378 * config/m68k/m68k.md (pushexthisi_const): Update call to
16381 2007-01-19 Dirk Mueller <dmueller@suse.de>
16383 * tree-ssa-alias.c (perform_var_substitution): Fix typo
16384 in dump_flags test.
16386 2007-01-19 Richard Guenther <rguenther@suse.de>
16388 * builtins.c (expand_builtin_cexpi): Fall back to expanding
16389 via cexp in case sincos is not available.
16391 2007-01-19 Richard Guenther <rguenther@suse.de>
16393 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
16394 * defaults.h (TARGET_HAS_SINCOS): Default to off.
16395 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
16396 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
16397 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
16398 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
16399 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
16400 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
16402 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
16404 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
16406 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
16407 (atan2xf3): Directly generate RTL pattern.
16408 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
16409 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16410 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16411 disable patterns for SSE math.
16412 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
16413 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
16414 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16415 disable patterns for SSE math.
16417 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
16419 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
16421 2007-01-18 Roger Sayle <roger@eyesopen.com>
16423 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
16424 VIEW_CONVERT_EXPR to the same type as it's operand.
16426 2007-01-18 David Edelsohn <edelsohn@gnu.org>
16428 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
16429 configured for long double 128.
16431 2007-01-18 Mike Stump <mrs@apple.com>
16433 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
16436 2007-01-18 Michael Meissner <michael.meissner@amd.com>
16438 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
16441 2007-01-18 Jan Hubicka <jh@suse.cz>
16443 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
16444 greater than NUM_VOP_FREE_BUCKETS.
16446 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
16448 * tree-ssa-structalias.c: Update comments.
16449 (ptabitmap_obstack): Removed.
16450 (pta_obstack): New.
16451 (oldpta_obstack): Ditto.
16452 (stats): Add a few members.
16453 (struct variable_info): Remove node, complex, address_taken, and
16454 indirect_target members. Add oldsolution member.
16455 (new_var_info): Do not initialize removed members.
16456 (constraint_expr_type): Remove INCLUDES.
16457 (constraint_graph): Add size, implicit_preds, rep,
16458 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
16459 (FIRST_REF_NODE): New macro.
16460 (LAST_REF_NODE): Ditto.
16461 (FIRST_ADDR_NODE): Ditto.
16462 (find): New function.
16464 (dump_constraint): Do not handle INCLUDES.
16465 (insert_into_complex): Do not insert duplicate constraints.
16466 (condense_varmap_nodes): Renamed and rewritten into ...
16467 (merge_node_constraints): This. Also fix bug in handling of
16468 offseted copy constraints.
16469 (clear_edges_for_node): No longer need to deal with preds at all,
16470 or removing associated preds/succs.
16471 (merge_graph_nodes): Deal with indirect_cycles.
16472 Don't deal with predecessors.
16473 (add_implicit_graph_edge): New function.
16474 (add_pred_graph_edge): Ditto.
16475 (add_graph_edge): Don't deal with predecessors.
16476 (build_constraint_graph): Removed.
16477 (build_pred_graph): New function.
16478 (build_succ_graph): Ditto.
16479 (struct scc_info): Removed in_component. Added roots, dfs, and
16480 node_mapping. Remove visited_index, unification_queue.
16481 (scc_visit): Deal with union-find we do now.
16482 Deal with cycles with REF nodes.
16483 (collapse_nodes): Renamed and rewritten to ...
16484 (unify_nodes): This.
16485 (process_unification_queue): Removed.
16486 (topo_visit): Cleanup
16487 (do_da_constraint): Use find.
16488 (do_sd_constraint): Ditto.
16489 (do_ds_constraint): Ditto.
16490 (do_complex_constraint): Ditto.
16491 (init_scc_info): Update for removed and added members.
16492 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
16493 (find_indirect_cycles): This.
16494 (equivalence_class): New variable.
16495 (label_visit): New function.
16496 (perform_variable_substitution): Rewritten.
16497 (free_var_substitution_info): New function.
16498 (find_equivalent_node): Ditto.
16499 (move_complex_constraints): Ditto.
16500 (eliminate_indirect_cycles): Ditto.
16501 (solve_graph): Only propagate changed bits.
16502 Use indirect cycle elimination.
16504 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
16505 (tree_id_eq): Renamed to ...
16506 (tree_vi_eq): This. Update for member change
16507 (insert_id_for_tree): Renamed and rewritten to ...
16508 (insert_vi_for_tree): This.
16509 (lookup_id_for_tree): Renamed and rewritten to ...
16510 (lookup_vi_for_tree): This.
16511 (get_id_for_tree): Renamed and rewritten to ...
16512 (get_vi_for_tree): Ditto.
16513 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
16514 (process_constraint): Don't handle INCLUDES.
16515 Remove special ADDRESSOF case.
16516 (find_func_aliases): Rewrite to use vi functions instead of id
16518 (create_function_info_for): Ditto.
16519 (create_variable_info_for): Ditto.
16520 (intra_create_variable_infos): Ditto.
16521 (merge_smts_into): Ditto.
16522 (find_what_p_points_to): Ditto.
16523 (init_base_vars): Ditto.
16524 (init_alias_vars): Ditto.
16525 (remove_preds_and_fake_succs): New function.
16526 (dump_sa_points_to_info): Dump new stats.
16527 (dump_solution_for_var): Use find.
16528 (set_used_smts): Fix formatting.
16529 (compute_points_to_sets): Updated for new functions.
16530 (ipa_pta_execute): Ditto.
16532 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16533 Richard Sandiford <richard@codesourcery.com>
16535 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
16537 * calls.c (expand_call): If the return value is a PARALLEL,
16538 extract its first member.
16539 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
16540 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16541 use FUNCTION_EXTRA_EPILOGUE.
16542 (m68k_function_value): Return a PARALLEL if the return value
16543 is of a pointer type.
16544 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
16545 (FUNCTION_EXTRA_EPILOGUE): Remove.
16546 * config/m68k/m68k.md (D0_REG): New constant.
16548 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16550 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
16551 output a NOP for empty epilogues.
16553 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16555 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
16556 before function. Extend register save check to include all
16557 registers, not just integer ones.
16559 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16561 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
16562 (m68k_use_return_insn): ...this.
16563 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
16564 * config/m68k/m68k.c (use_return_insn): Rename to...
16565 (m68k_use_return_insn): ...this.
16566 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
16567 of USE_RETURN_INSN.
16569 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16571 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
16572 nearest even, fix denormal rounding overflow.
16574 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16576 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
16577 f%$smove and f%$move.
16578 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
16579 (extendsfdf2_cf): Use fdmove instead of f%&move.
16580 (truncdfsf2_cf): Use fsmove instead of f%$smove.
16581 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
16583 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16585 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
16588 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16590 * real.h (real_format): Add a canonical_nan_lsbs_set field.
16591 (coldfire_single_format): Declare.
16592 (coldfire_double_format): Likewise.
16593 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
16594 of qnan_msb_set to determine the lower bits of a canonical
16596 (encode_ieee_double): Likewise.
16597 (encode_ieee_quad): Likewise.
16598 (ieee_single_format): Initialize canonical_nan_lsbs_set.
16599 (mips_single_format): Likewise.
16600 (ieee_double_format): Likewise.
16601 (mips_double_format): Likewise.
16602 (ieee_extended_motorola_format): Likewise.
16603 (ieee_extended_intel_96_format): Likewise.
16604 (ieee_extended_intel_128_format): Likewise.
16605 (ieee_extended_intel_96_round_53_format): Likewise.
16606 (ibm_extended_format): Likewise.
16607 (mips_extended_format): Likewise.
16608 (ieee_quad_format): Likewise.
16609 (mips_quad_format): Likewise.
16610 (vax_f_format): Likewise.
16611 (vax_d_format): Likewise.
16612 (vax_g_format): Likewise.
16613 (i370_single_format): Likewise.
16614 (i370_double_format): Likewise.
16615 (decimal_single_format): Likewise.
16616 (decimal_double_format): Likewise.
16617 (decimal_quad_format): Likewise.
16618 (c4x_single_format): Likewise.
16619 (c4x_extended_format): Likewise.
16620 (real_internal_format): Likewise.
16621 (coldfire_single_format): New real_format.
16622 (coldfire_double_format): Likewise.
16623 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
16624 canonical_nan_lsbs_set.
16625 (pdp11_d_format): Likewise.
16626 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
16627 if TARGET_COLDFIRE_CPU.
16629 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16631 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
16632 (output_call, m68k_legitimize_call_address): Declare.
16633 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
16634 parenthesees. Add support for a 'W' constraint.
16635 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
16636 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
16637 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
16638 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
16640 (override_options): Initialize them. Do not set flag_no_function_cse
16641 for TARGET_ID_SHARED_LIBRARY.
16642 (m68k_output_pic_call): Delete.
16643 (m68k_legitimize_call_address): New function.
16644 (print_operand): Remove the %o prefix. Handle the %p prefix.
16645 (output_call): New function.
16646 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
16647 target address from the GOT if symbolic jumps are not allowed.
16648 * config/m68k/m68k.md (call, general_operand): Do not set
16649 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
16650 Merge separate flag_pic and !flag_pic define_insns into...
16651 (*call, *call_value): ...these new patterns. Match the address
16652 rather than the containing MEM and require it to be a call_operand.
16653 Use output_call to generate the asm template.
16654 * config/m68k/predicates.md (const_call_operand): New predicate.
16655 (call_operand): Likewise.
16657 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16659 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
16660 (STACK_GROWS_DOWNWARD): Define to 1.
16661 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
16662 comments, emphasizing that these values are only defaults.
16663 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
16664 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
16666 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16668 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
16670 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
16671 Richard Sandiford <richard@codesourcery.com>
16673 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
16674 (FP_REGNO_P): New macros.
16675 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
16676 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
16677 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
16678 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
16680 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16682 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16683 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
16685 * config/m68k/t-floatlib: New file, extracting common code from...
16686 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
16687 * config/m68k/t-uclinux: Here.
16688 * config/m68k/fpgnulib.c: Do not compile extendeed precision
16689 routines on ColdFire targets.
16691 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
16693 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
16694 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
16695 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
16696 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
16697 explicitly set MOTOROLA to 1.
16698 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
16700 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16701 Nathan Sidwell <nathan@codesourcery.com>
16703 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
16704 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
16705 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
16706 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
16707 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
16708 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
16709 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
16710 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
16711 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
16712 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16713 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
16714 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
16715 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
16716 (DBX_REGISTER_NUMBER): Delete.
16717 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
16718 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
16719 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
16721 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16723 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
16724 * config/flat.h: New file.
16725 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
16726 OBJECT_FORMAT_FLAT.
16727 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
16728 indirect references for -msep-data or -mid-shared-library.
16729 Do not use PC-relative code addresses either.
16730 * config/m68k/m68k.c (override_options): Restrict -fPIC error
16732 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
16733 for shared libraries and crt1.o for executables. Use crti.o and
16735 (ENDFILE_SPEC): Use crtend.o and crtn.o.
16736 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
16737 Do not add -elf2flt or -shared-lib-id options here.
16738 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
16739 Pass -shared-lib-id if -mid-shared-library, taking the library
16740 identifier from -mshared-library-id if given, otherwise
16742 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
16743 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
16744 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
16745 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
16746 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
16747 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
16749 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
16750 jump sequence for ISA A and ISA A+.
16751 (PICJUMP): Likewise.
16753 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16755 * config.gcc (m68k-*-uclinux*): Base the port on the common
16756 and m68k GNU/Linux files rather than on the generic ELF ones.
16757 * config/m68k/uclinux.h (TARGET_VERSION): Override.
16758 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
16760 2007-01-18 Julian Brown <julian@codesourcery.com>
16761 Richard Sandiford <richard@codesourcery.com>
16763 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
16764 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16765 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
16767 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
16768 80 unconditionally.
16769 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
16771 2007-01-18 Richard Sandiford <richard@codesourcery.com>
16773 * doc/install.texi: Document m68k-uclinuxoldabi.
16774 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
16775 * config/m68k/uclinux-oldabi.h: New file, copied from
16776 config/m68k/uclinux.h.
16778 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
16780 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
16781 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
16782 (m32r_compute_frame_size): Use unsigned for regno.
16783 (m32r_reload_lr): Use gen_frame_mem.
16785 (m32r_output_function_epilogue): Don't output the function epilogue
16787 (m32r_expand_epilogue): New.
16788 (direct_return): Return false if the function has the interrupt
16790 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
16791 * config/m32r/m32r.md (epilogue): New expander.
16792 (return_lr, return_rte): New insns.
16793 (return): Make it expander.
16794 (return_normal): New expander.
16796 2007-01-18 Josh Conner <jconner@apple.com>
16799 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
16800 support for UNLE, UNLT, UNGE, and UNGT.
16802 2007-01-18 Jan Hubicka <jh@suse.cz>
16804 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
16805 * tree-tailcall (add_virtual_phis): Likewise.
16806 (optimize_tail_call): Return TODOs.
16807 (execute_tail_calls): Return TODOs.
16808 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
16809 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
16811 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
16812 Cleanup cfg using TODO.
16813 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
16814 * passes.c (execute_function_todo): When cleanup did something, remove
16816 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
16817 (make_edges): Don't cleanup_cfg.
16819 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
16821 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
16822 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
16823 operate on the top of stack.
16824 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
16825 register handling of instructions that output to the second
16827 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
16828 (move_for_stack_reg): Special-case check for dead destination
16829 stack slot for constant load of 1.0 inside UNSPEC_TAN.
16831 * config/i386/i386.md (UNSPEC_TAN): New constant.
16832 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
16833 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
16834 to correctly model move of constant 1.0 to top stack slot.
16835 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
16836 (unnamed peephole2 pattern): Remove corresponding peephole2
16837 pattern that optimizes tan insn and loading of constant 1.0.
16838 (tanxf2): Use fptanxf4_i387.
16839 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
16840 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
16841 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
16842 disable patterns for SSE math.
16843 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
16844 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
16846 2007-01-18 Dirk Mueller <dmueller@suse.de>
16847 Richard Guenther <rguenther@suse.de>
16850 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
16851 * common.opt (Warray-bounds): Add new warning option.
16852 * c-opts.c (c_common_handle_option): Define -Warray-bounds
16854 * Makefile.in: make tree-vrp.o depend on toplev.h
16855 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
16857 (check_array_refs, check_array_bounds, check_array_ref): New.
16859 2007-01-18 Jan Hubicka <jh@suse.cz>
16861 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
16862 (execute_ssa_ccp): Return flags conditionally.
16863 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
16865 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
16867 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
16869 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
16870 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
16872 * Makefile.c (GTFILES): Add cfglayout.h.
16873 * gengtype.c (open_base_files): Likewise.
16874 * cfglayout.c (cfg_layout_function_footer,
16875 cfg_layout_function_header) Reindent to make gengtype happy.
16876 * cfglayout.h (cfg_layout_function_footer,
16877 cfg_layout_function_header): Add GTY(()) marker.
16879 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
16881 2007-01-18 Ben Elliston <bje@au.ibm.com>
16883 * genautomata.c (write_automata): Include xstrerror output in the
16884 error message if writing the DFA description file fails.
16886 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
16888 * config/mips/mips-protos.h (mips_output_external): Make it
16890 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
16891 * config/mips/mips.c (irix_output_external_libcall): Likewise.
16892 (extern_list): Likewise.
16893 (extern_head): Likewise.
16894 (TARGET_ASM_FILE_END): Likewise.
16895 (mips_file_end): Likewise.
16896 (mips_output_external): Rewritten.
16898 2007-01-18 Ben Elliston <bje@au.ibm.com>
16900 * genpreds.c (write_insn_preds_c): Only write out the function
16901 body for regclass_for_constraint if we have register constraints.
16903 2007-01-17 Tom Tromey <tromey@redhat.com>
16905 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
16906 * doc/install.texi (Testing): Use sourceware.org.
16907 (Binaries): Likewise.
16908 (Specific): Likewise.
16909 * doc/contrib.texi (Contributors): Use sourceware.org.
16911 2007-01-17 Anatoly Sokolov <aesok@post.ru>
16913 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
16914 (AVR_ENHANCED): Rename to ...
16915 (AVR_HAVE_MUL): ... new.
16916 (avr_enhanced_p): Rename to ...
16917 (avr_have_mul_p): ... new.
16918 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
16919 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
16920 * config/avr/avr.c (avr_enhanced_p): Rename to ...
16921 (avr_have_mul_p): ... new.
16922 (base_arch_s): Rename 'enhanced' to 'have_mul'.
16923 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
16924 'avr_enhanced_p' and 'enhanced'.
16925 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
16926 AVR_HAVE_MUL instead of AVR_ENHANCED.
16927 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16928 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
16929 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
16930 instead of AVR_ENHANCED.
16931 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
16932 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
16933 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
16935 2007-01-17 Ian Lance Taylor <iant@google.com>
16937 * vec.h (VEC_reserve_exact): Define.
16938 (vec_gc_p_reserve_exact): Declare.
16939 (vec_gc_o_reserve_exact): Declare.
16940 (vec_heap_p_reserve_exact): Declare.
16941 (vec_heap_o_reserve_exact): Declare.
16942 (VEC_OP (T,A,reserve_exact)): New static inline function, three
16944 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
16945 negative parameter.
16946 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
16947 (VEC_OP (T,A,copy)) [all versions]: Likewise.
16948 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
16949 * vec.c (calculate_allocation): Add exact parameter. Change all
16951 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
16952 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
16953 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
16954 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
16955 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
16956 (vec_heap_p_reserve_exact): New function.
16957 (vec_heap_o_reserve_exact): New function.
16959 2007-01-17 Jan Hubicka <jh@suse.cz>
16961 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
16963 2007-01-17 Eric Christopher <echristo@apple.com>
16965 * config.gcc: Support core2 processor.
16967 2007-01-16 Jan Hubicka <jh@suse.cz>
16969 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
16970 the names, just unlink the chain so we don't crash on dangling
16974 2007-01-16 Jan Hubicka <jh@suse.cz>
16976 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
16977 * tree-pass.h: Reorder to make IPA passes appear toegher.
16978 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
16980 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
16981 parameters, do not call early inliner.
16982 * ipa-inline.c: Update comments. Include tree-flow.h
16983 (cgraph_decide_inlining): Do not compute inlining parameters.
16984 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
16985 be called with function context set up.
16986 (pass_ipa_inline): Remove unreachable functions before pass.
16987 (cgraph_early_inlining): Simplify assuming to be called from the
16989 (pass_early_inline): New pass.
16990 (cgraph_gate_ipa_early_inlining): New gate.
16991 (pass_ipa_early_inline): Turn into simple wrapper.
16992 (compute_inline_parameters): New function.
16993 (gate_inline_passes): New gate.
16994 (pass_inline_parameters): New pass.
16995 (apply_inline): Move here from tree-optimize.c
16996 (pass_apply_inline): New pass.
16997 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
16999 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
17000 doing them by hand.
17001 (tree_function_versioning): Do not allocate dummy struct function.
17002 * tree-inline.h (optimize_inline_calls): Update prototype.
17003 * tree-optimize.c (execute_fixup_cfg): Export.
17004 (pass_fixup_cfg): Remove
17005 (tree_rest_of_compilation): Do not apply inlines.
17006 * tree-flow.h (execute_fixup_cfg): Declare.
17007 * Makefile.in (gt-passes.c): New.
17008 * passes.c: Include gt-passes.h
17009 (init_optimization_passes): New passes.
17010 (nnodes, order): New static vars.
17011 (do_per_function_toporder): New function.
17012 (execute_one_pass): Dump current pass here.
17013 (execute_ipa_pass_list): Don't dump current pass here.
17015 2007-01-16 Janis Johnson <janis187@us.ibm.com>
17017 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
17018 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
17020 2007-01-16 David Edelsohn <edelsohn@gnu.org>
17022 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
17023 (strong_alias): Define.
17024 (__gcc_qmul): Provide non-FMA for soft-float.
17025 (__gcc_qdiv): Same.
17030 (__gcc_qunord): New.
17040 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
17041 soft-float functions.
17042 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
17043 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
17044 about long double soft float.
17046 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
17047 Tehila Meyzels <tehila@il.ibm.com>
17049 * tree-vectorizer.h (is_pattern_stmt_p): New.
17050 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
17051 formatting (tabs instead of spaces). Cleanup and clarify setting
17052 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
17053 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
17054 (vectorizable_type_demotion): Check that types are integral.
17055 (vectorizable_type_promotion): Likewise.
17056 (vectorizable_store): Fix typo. Eliminate new-line at end of
17059 2007-01-16 Jan Hubicka <jh@suse.cz>
17061 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
17064 2007-01-15 Eric Christopher <echristo@apple.com>
17066 * ifcvt.c: Include vec.h, vecprim.h.
17067 (check_cond_move_block): New argument regs.
17068 Reorganize. Add registers used to regs.
17069 (cond_move_process_if_block): Use regs set above as
17072 2007-01-15 Eric Christopher <echristo@apple.com>
17074 * config/darwin.h: Update copyright.
17075 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
17076 (LINK_COMMAND_SPEC): Add -u.
17077 (LINK_SPEC): Fix umbrella for above.
17079 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
17081 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
17084 2007-01-15 Tom Tromey <tromey@redhat.com>
17086 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
17087 * doc/install.texi (Testing): Don't mention jacks.
17088 (Configuration): Document --enable-java-maintainer-mode. Move
17089 --with-java-home to libgcj-specific section. Document
17091 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
17093 2007-01-15 Jan Hubicka <jh@suse.cz>
17095 * tree-ssa-dce.c (DCE_TODOs): New.
17096 (propagate_necessity): Return if something changed.
17097 (eliminate_unnecessary_stmts): Likewise.
17098 (perform_tree_ssa_dce): Return TODO flags when needed.
17099 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
17101 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
17103 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
17104 (fyl2x_extend<mode>xf3_i387): New insn pattern.
17105 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
17106 patterns using X87MODEF12 mode macro. Extend operand 1
17107 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
17108 (log10<mode>2): Ditto.
17109 (log2<mode>2): Ditto.
17110 (log1p<mode>2): Ditto.
17111 (logb<mode>2): Ditto.
17112 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
17113 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
17114 (*fxtractxf3_i387): Rename from *fxtractxf3.
17115 (fxtract_extend<mode>xf3_i387): New insn pattern.
17116 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
17117 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
17118 and gen_fyl2xxf3_i387().
17120 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
17122 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
17123 * cfgloopmanip.c (fix_loop_placement): Made static. Use
17124 get_loop_exit_edges. Changed return type to bool.
17125 * cfgloop.h (fix_loop_placement): Declaration removed.
17127 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
17129 * param.h (MIN_VECT_LOOP_BOUND): New.
17130 * params.def (MIN_VECT_LOOP_BOUND): New.
17131 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
17132 argument - minimum threshold for number of iterations.
17133 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
17134 argument to declaration.
17135 * tree-vect-analyze.c (vect_analyze_operations): Check value of
17136 MIN_VECT_LOOP_BOUND.
17137 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
17138 slpeel_tree_peel_loop_to_edge with additional argument.
17139 (vect_do_peeling_for_alignment): Likewise.
17140 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
17142 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
17145 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
17146 operands of size 1.
17148 2007-01-14 Jan Hubicka <jh@suse.cz>
17150 * tree-dfa.c (remove_referenced_var): New function.
17151 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
17152 prune referenced vars list too.
17153 * tree-flow.h (remove_referenced_var): Declare.
17155 2007-01-14 Jan Hubicka <jh@suse.cz>
17157 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
17159 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
17160 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
17161 * except.h (verify_eh_throw_table_statements): Kill prototype.
17162 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
17163 into call exrepssions.
17164 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
17166 * tree-cfg.c: Include pointer-set.h.
17167 (verify_node_sharing): Work on pointer set.
17168 (verify_eh_throw_stmt_node): New.
17169 (verify_stmts): Use pointers sets, verify throw_stmt.
17171 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
17173 * ipa-reference.c (analyze_function): Consider also addresses taken
17176 2007-01-12 Roger Sayle <roger@eyesopen.com>
17178 * c-typeck.c (null_pointer_constant_p): Replace use of
17179 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17180 (build_c_cast): Likewise.
17182 2007-01-12 Roger Sayle <roger@eyesopen.com>
17184 * tree.h (force_fit_type_double): Remove unused final argument.
17185 * c-common.c (constant_expression_warning): Replace use of
17186 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17187 (convert_and_check): Likewise.
17188 (shorten_compare): Update call to force_fit_type_double.
17189 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
17190 * convert.c (convert_to_pointer): Update call to
17191 force_fit_type_double.
17192 * fold-const.c (force_fit_type_double): Remove overflowed_const
17194 (int_const_binop, fold_convert_const_int_from_int,
17195 fold_convert_const_int_from_real, fold_div_compare,
17196 fold_sign_changed_comparison, fold_unary, fold_negate_const,
17197 fold_abs_const, fold_not_const): Remove the final argument from
17198 calls to force_fit_type_double.
17200 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
17202 * configure.ac: Set insn to "nop" for spu-*-* also.
17203 * configure: Regenerate.
17205 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
17207 * builtins.def : Add BUILT_IN_FREE.
17209 2007-01-12 Jan Hubicka <jh@suse.cz>
17211 PR tree-optimization/30443
17212 * tree-inline.c (tree_function_versioning): Do not optimize when
17213 cloning for inlining.
17215 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
17217 * doc/loop.texi: Document recording of loop exits.
17218 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
17219 (update_single_exits_after_duplication,
17220 update_single_exit_for_duplicated_loop,
17221 update_single_exit_for_duplicated_loops): Removed.
17222 (duplicate_loop_to_header_edge): Do not call
17223 update_single_exits_after_duplication and
17224 update_single_exit_for_duplicated_loops.
17225 (loop_version): Do not update single_exit information.
17226 (fix_loop_structure): Use record_loop_exits instead of
17227 mark_single_exit_loops.
17228 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
17229 the lists of loop exits.
17230 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
17231 split_edge, merge_blocks): Update the lists of loop exits.
17232 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
17233 loop_optimizer_init.
17234 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
17235 of mark_single_exit_loops.
17236 (loop_optimizer_finalize): Call release_recorded_exits.
17237 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
17238 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
17239 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
17240 update single exit information.
17241 * lambda-code.c (perfect_nestify): Ditto.
17242 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
17243 (mark_single_exit_loops): Removed.
17244 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
17245 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
17246 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
17248 (get_loop_exit_edges, single_exit): Use recorded exit lists.
17249 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
17250 (verify_loop_structure): Verify consistency of the exit lists.
17251 (flow_loops_find): Use alloc_loop. Initialize exits hash.
17252 (set_single_exit): Removed.
17253 * cfgloop.h (struct loop_exit): New function.
17254 (struct loop): single_exit_ field replaced by exits field.
17255 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
17256 LOOPS_HAVE_RECORDED_EXITS.
17257 (struct loops): Added exits hash.
17258 (mark_single_exit_loops, set_single_exit): Declaration removed.
17259 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
17261 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17263 * doc/invoke.texi: Avoid use of @headitem.
17265 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17267 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
17269 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17271 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
17274 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17275 Richard Sandiford <richard@codesourcery.com>
17277 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
17278 * config/m68k/m68k.opt: Resort options.
17279 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
17281 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17282 Richard Sandiford <richard@codesourcery.com>
17284 * doc/invoke.texi: Document the macros that are defined by
17285 m68k's -mtune and -mhard-float options.
17286 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
17287 (m68k_cpp_cpu_family): Likewise.
17288 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
17289 of __ucfv*__ macros. Define __mcffpu__ if generating code for
17290 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
17291 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
17292 (m68k_cpp_cpu_family): Likewise.
17294 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17296 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
17297 macros besides mc68000 as tuning macros. Use a switch statement
17298 to set them and mcpu32.
17300 2007-01-12 Julian Brown <julian@codesourcery.com>
17302 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
17303 (TARGET_68040_ONLY): Rename to...
17304 (TARGET_68040): ...this.
17305 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
17306 * config/m68k/m68k.md: Likewise.
17308 2007-01-12 Julian Brown <julian@codesourcery.com>
17309 Nathan Sidwell <nathan@codesourcery.com>
17310 Richard Sandiford <richard@codesourcery.com>
17312 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
17313 the -mcpu= argument associated with the --with-cpu setting.
17314 Define M68K_DEFAULT_TUNE to the default -mtune= option,
17315 if different from the one implied by the -mcpu setting.
17316 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
17317 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
17318 * doc/invoke.texi: Mention ColdFire in the introduction to the
17319 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
17320 -mno-div and -mhard-float options. Make -m68881 a synonym for
17321 -mhard-float. Document the previously-undocumented -m5206e,
17322 -m528x, -m5307 and -m5407 options. Tweak the existing option
17323 documentation for consistency.
17324 * doc/install.texi: Mention new --with-cpu arguments.
17325 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
17326 default CPU if neither -mcpu nor -march are specified.
17327 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
17328 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
17329 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
17330 using m68k_tune to decide between families that implement the
17331 same ISA. Use m68k_tune to set __mcfv4e__.
17332 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
17333 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
17334 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
17335 (FL_ISA_C, FL_ISA_MMU): New macros.
17336 (MASK_COLDFIRE): Delete.
17337 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
17338 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
17339 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
17340 (TARGET_HARD_FLOAT): Do not define here.
17341 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
17342 (TUNE_68000): New macro.
17343 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
17344 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
17345 (TUNE_CFV2): Redefine in terms of m68k_tune.
17346 (uarch_type, target_device, fpu_type): New enums.
17347 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
17348 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
17349 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
17350 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
17351 (FL_FOR_isa_c): New macros.
17352 (m68k_isa): New enum.
17353 (m68k_target_selection): New structure.
17354 (all_devices, all_isas, all_microarchs): New tables.
17355 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
17356 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
17357 (MASK_ALL_CPU_BITS): Delete.
17358 (m68k_find_selection): New function.
17359 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
17360 Map the legacy target options to a combination of the new ones.
17361 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
17362 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
17363 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
17365 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
17366 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
17368 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
17369 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
17370 * config/m68k/m68k-devices.def: New file.
17372 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17373 Nathan Sidwell <nathan@codesourcery.com>
17375 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
17376 (SUBTARGET_EXTRA_SPECS): New macros.
17377 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
17378 use %(asm_cpu_spec) instead.
17379 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
17380 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
17381 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
17382 (EXTRA_SPECS): Rename to...
17383 (SUBTARGET_EXTRA_SPECS): ...this.
17385 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
17386 Richard Sandiford <richard@codesourcery.com>
17387 Julian Brown <julian@codesourcery.com>
17389 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
17390 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
17391 to the configuration's default CPU.
17392 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
17393 Remove default masks.
17394 (m680[012]0-*-*): Set the default with_cpu to the first part of
17396 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
17397 (m68k*-*-linux): Extend the --with-cpu handling to...
17398 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
17399 and m68010. Don't set target_cpu_default2.
17400 * doc/install.texi: Document --with-cpu for m68k.
17401 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
17402 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
17403 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
17404 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
17405 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
17406 (ASM_SPEC): Remove use of %(asm_cpu_default).
17407 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
17408 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
17409 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
17410 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
17411 __HAVE_FPU__ if TARGET_HARD_FLOAT.
17412 (TARGET_DEFAULT): Delete.
17413 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
17414 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
17415 (CPP_CPU_SPEC): Delete.
17416 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
17417 the appropriate string.
17418 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
17419 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
17420 (ASM_SPEC): Don't use %(asm_default_spec).
17421 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
17422 TARGET_DEFAULT and add MASK_68881.
17423 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
17425 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17427 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
17428 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
17429 MASK_68010 alongside MASK_68020.
17430 * doc/invoke.texi: Document -m68010.
17431 * config/m68k/m68k.opt (m68010): New.
17432 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
17434 (TUNE_68010): New macro.
17435 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
17436 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
17437 (M68K_CPU_m68332): Add MASK_68010.
17438 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
17439 fallback definition.
17440 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
17442 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
17443 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
17444 to all entries that use MASK_68020.
17445 (output_move_simode_const, output_move_himode, output_move_qimode)
17446 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
17447 instead of TARGET_68020 to select clr behavior. Remove comment
17448 about there being no TARGET_68010.
17449 * config/m68k/m68k.md: Likewise throughout.
17451 2007-01-12 Julian Brown <julian@codesourcery.com>
17453 * config/m68k/m68k.h (TARGET_ISAB): New macro.
17454 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
17455 * config/m68k/m68k.md: Likewise.
17457 2007-01-12 Julian Brown <julian@codesourcery.com>
17459 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
17460 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
17462 2007-01-12 Julian Brown <julian@codesourcery.com>
17464 * config/m68k/m68k.h (TUNE_68040_60): New macro.
17465 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
17466 * config/m68k/m68k.md: Likewise.
17468 2007-01-12 Julian Brown <julian@codesourcery.com>
17469 Richard Sandiford <richard@codesourcery.com>
17471 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
17472 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
17473 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
17475 (TARGET_CPU32): Rename to...
17476 (TUNE_CPU32): ...this.
17477 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
17478 (TUNE_CFV2): New macros.
17479 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
17480 remove conditions that are implied by TARGET_68020.
17481 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
17482 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
17483 (m68k_output_function_epilogue): Likewise.
17484 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
17485 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
17486 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
17487 non-68000 timings. Refactor multiplication and division costs.
17488 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
17489 TUNE_CPU32 instead of TARGET_CPU32.
17490 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
17491 and TUNE_68060 instead of TARGET_68060.
17492 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
17493 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
17495 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
17496 && !TARGET_COLDFIRE" to choose between moveq and clr.
17497 Likewise in the unnamed movsf pattern.
17498 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
17499 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
17502 2007-01-12 Richard Sandiford <richard@codesourcery.com>
17504 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
17505 of tabbing before backslashes.
17507 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17509 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
17510 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
17511 (ASM_OUTPUT_INTERNAL_LABEL): Define.
17513 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17515 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
17516 find_interesting_uses_cond.
17517 (find_interesting_uses_cond): Use extract_cond_operands.
17518 (rewrite_use_compare): Use extract_cond_operands and
17519 force_gimple_operand_bsi. Do not call update_stmt.
17520 (determine_use_iv_cost_condition): Use extract_cond_operands.
17521 Return cheaper of using original bound and changing the exit bound.
17523 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
17525 PR tree-optimization/29516
17526 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
17527 most_expensive_mult_to_index, addr_to_parts,
17528 create_mem_ref, maybe_fold_tmr): Make the type of
17529 fields of TARGET_MEM_REF sizetype.
17530 (move_fixed_address_to_symbol, move_pointer_to_base):
17532 * tree.def (TARGET_MEM_REF): Add comment on types of
17535 2007-01-11 Joseph Myers <joseph@codesourcery.com>
17537 * c-common.c (vector_types_convertible_p): Treat opaque types as
17538 always convertible if they have the same size, but not otherwise.
17540 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
17542 * ifcvt.c (struct noce_if_info): Add comments to the fields.
17543 Remove the b_unconditional field.
17544 (noce_try_sign_mask): Do not look at b_unconditional.
17545 (noce_process_if_block): Do not use merge_if_blocks. Update
17546 the CFG here. Do not set b_unconditional.
17547 (cond_move_process_if_block): Likewise.
17548 (find_cond_trap): Likewise.
17549 (check_cond_move_block): Require simple jump insns at the end
17550 of the basic block.
17552 2007-01-11 Jan Hubicka <jh@suse.cz>
17554 PR tree-optimization/1046
17555 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
17556 when alias info is not ready.
17557 (pass_tail_recursion): Do not require aliasing.
17558 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
17559 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
17560 * tree-ssa-copy.c (pass_copy_prop): Likewise.
17561 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
17562 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
17563 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
17564 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
17566 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
17567 When aliasing is not build, mark statement as volatile.
17569 2007-01-11 Tom Tromey <tromey@redhat.com>
17571 PR preprocessor/15185, PR preprocessor/20989:
17572 * doc/cppopts.texi <-MT>: Update description of algorithm for
17573 computing default target.
17574 <-M, -MD>: Reword "basename" text.
17576 2007-01-11 Roger Sayle <roger@eyesopen.com>
17578 * builtins.c (expand_builtin_pow, expand_builtin_powi,
17579 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
17580 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
17581 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
17582 fold_builtin_bswap, real_constp, fold_builtin_pow,
17583 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
17584 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
17585 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
17586 * convert.c (convert_to_pointer): Likewise.
17587 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
17588 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
17589 const_binop, fold_convert_const_int_from_int,
17590 fold_convert_const_int_from_real,
17591 fold_convert_const_real_from_real, sign_bit_p,
17592 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
17593 fold_sign_changed_comparison, fold_unary, fold_comparison,
17594 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
17595 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
17596 * print-tree.c (print_node_brief, print_node): Likewise.
17597 * stor-layout.c (place_field, layout_type): Likewise.
17598 * tree-chrec.c (keep_cast): Likewise.
17599 * tree.c (build_vector, build_real, build_real_from_int_cst,
17600 build_complex): Likewise.
17602 2007-01-11 Roger Sayle <roger@eyesopen.com>
17604 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
17605 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
17607 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
17609 * configure.ac (strict1_warn): Rename to strict_warn.
17610 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
17611 cc_set_by_configure, quoted_cc_set_by_configure,
17612 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
17613 all_boot_languages, all_stagestuff): Remove.
17614 (target_list): Remove bootstrap targets.
17615 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
17616 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
17617 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
17618 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
17619 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
17620 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
17621 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
17622 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
17623 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
17624 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
17625 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
17626 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
17627 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
17628 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
17629 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
17630 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
17631 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
17632 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
17633 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
17634 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
17635 (mostlyclean): Adjust.
17636 (clean, distclean): Don't mention bootstrap stuff.
17637 * configure: Regenerate.
17638 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
17639 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
17640 treelang/config-lang.in (stagestuff): Remove.
17641 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
17642 stageprofile, stagefeedback, stagestuff): Remove mention.
17644 2007-01-11 Nick Clifton <nickc@redhat.com>
17646 * config/mcore/predicates.md (mcore_general_movesrc_operand):
17648 (mcore_general_movdst_operand): Do not accept CONST_INTs.
17649 (mcore_arith_K_S_operand): Run the test for the S constraint not
17650 the test for the M constraint.
17651 (mcore_addsub_operand): Do not accept integer values that are
17652 larger than 32 bits.
17653 * config/mcore/mcore.md: Remove unused constraints from split.
17654 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
17655 (addsi3): Likewise.
17656 (allocate_stack): Likewise.
17657 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
17658 operands to 32 bits.
17659 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
17661 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
17662 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
17663 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
17664 mcore_output_bclri, mcore_output_andn, output_inline_const,
17665 mcore_output_move, mcore_output_movedouble): Likewise.
17666 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
17667 (output_inline_const): Likewise.
17668 (output_inline_const): Fix format strings used in sprintf
17670 * config/mcore/mcore-protos.h: Update prototypes for changed
17671 functions in mcore.c.
17672 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
17673 HOST_WIDE_INT and not int.
17674 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
17675 CONST_OK_FOR_N): Likewise.
17676 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
17677 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
17680 2007-01-10 Jan Hubicka <jh@suse.cz>
17682 * tree-vrp.c (remove_range_assertions): Release defs.
17683 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
17684 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
17686 2007-01-10 Paul Brook <paul@codesourcery.com>
17688 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
17689 * config/arm/arm.md (mulsi3subsi): New insn.
17691 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
17693 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
17694 (tree_transform_and_unroll_loop): New.
17695 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
17698 2007-01-10 Robert Kennedy <jimbob@google.com>
17700 * fold-const.c (fold_comparison): Fold comparisons like (x *
17701 1000 < 0) to (x < 0).
17703 2007-01-10 Ian Lance Taylor <iant@google.com>
17705 * tree-pretty-print.c (dump_generic_node): Print parentheses when
17706 operands have the same priority.
17708 2007-01-10 Tom Tromey <tromey@redhat.com>
17710 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
17711 (fold_binary): Likewise.
17712 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
17713 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
17714 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
17715 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
17716 * langhooks.h (struct lang_hooks): Removed field
17717 'can_use_bit_fields_p'.
17719 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
17721 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
17723 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
17725 * function.c (get_last_funcdef_no): New function.
17726 * function.h (get_last_funcdef_no): Declare.
17727 * tree-inline.c (initialize_cfun): Add initialization.
17728 (tree_function_versioning): Cleanup.
17730 2007-01-10 Jan Hubicka <jh@suse.cz>
17732 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
17735 2007-01-10 Sa Liu <saliu@de.ibm.com>
17736 Ben Elliston <bje@au.ibm.com>
17738 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
17739 for SAVE_NONLOCAL and Pmode for any other save level.
17740 * spu-protos.h (spu_restore_stack_block): Declare.
17741 * spu.md (save_stack_block): Remove.
17742 (restore_stack_block): Call spu_restore_stack_block.
17743 * spu.c (spu_restore_stack_block): New function.
17744 (spu_expand_epilogue): Remove old comment.
17746 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
17748 PR tree-optimization/30322
17749 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
17750 (cand_value_at): Return the value as aff_tree.
17751 (may_eliminate_iv): Convert the bound from aff_tree to tree.
17752 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
17753 aff_combination_mult): New functions.
17754 (aff_combination_add): Use aff_combination_add_cst.
17755 (aff_combination_convert): Allow conversions to a wider type.
17756 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
17757 * tree-affine.h (aff_combination_mult): Declare.
17759 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
17761 * doc/tm.texi: Update documentation to reflect reality of exec
17762 and start file search behaviours. Update copyright year.
17763 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
17764 header file directories.
17766 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
17768 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
17769 (*cosxf2): Rename to cosxf2_i387.
17770 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
17771 using X87MODEF12 mode macro. Rename patterns to
17772 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
17774 (*cosdf2, *cossf2): Ditto.
17775 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
17776 to match extended input operands.
17777 (sincos<mode>3): New expander.
17778 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
17779 insn patterns and corresponding splitters.
17781 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
17783 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
17784 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
17786 2007-01-09 Nicolas Pitre <nico@cam.org>
17789 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
17791 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17793 * target.h (struct gcc_target): New field library_rtti_comdat.
17794 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
17795 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
17796 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
17797 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
17799 2007-01-08 Geoffrey Keating <geoffk@apple.com>
17801 * doc/invoke.texi (Optimize Options): Correct description of -O0.
17803 2007-01-08 Richard Guenther <rguenther@suse.de>
17805 * tree.h (force_fit_type_double): Export.
17806 (force_fit_type): Remove.
17807 * fold-const.c (force_fit_type_double): New function.
17808 (force_fit_type): Remove.
17809 (int_const_binop): Use it.
17810 (fold_convert_const_int_from_int): Likewise.
17811 (fold_convert_const_int_from_real): Likewise.
17812 (fold_div_compare): Likewise.
17813 (fold_sign_changed_comparison): Likewise.
17814 (fold_unary): Likewise.
17815 (fold_negate_const): Likewise.
17816 (fold_abs_const): Likewise.
17817 (fold_not_const): Likewise.
17818 * c-common.c (shorten_compare): Use force_fit_type_double.
17819 * convert.c (convert_to_pointer): Likewise.
17821 2007-01-08 Richard Guenther <rguenther@suse.de>
17823 * tree.h (build_int_cst_wide_type): Export.
17824 * tree.c (build_int_cst_wide_type): New function.
17825 (build_int_cst_wide): Fix comment.
17826 * builtins.c (fold_builtin_object_size): Use build_int_cst
17827 to build -1 or 0 of the correct type. Use fit_double_type
17828 to check for overflow.
17829 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
17831 (decode_field_reference): Likewise.
17832 (all_ones_mask_p): Likewise.
17833 (native_interpret_int): Use build_int_cst_wide_type.
17834 (fold_binary): Use build_int_cst_type to build an all-ones
17836 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
17838 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
17840 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
17842 2007-01-09 Ben Elliston <bje@au.ibm.com>
17844 * genautomata.c (STATS_OPTION): New option.
17845 (stats_flag): New flag.
17846 (gen_automata_option): Handle it.
17847 (initiate_automaton_gen): Ditto.
17848 (write_automata): Output statistics only if stats_flag is
17849 set. Likewise, output time statistics only if time_flag is set.
17850 * doc/md.texi (Processor pipeline description): Document new flag.
17852 2007-01-08 Richard Guenther <rguenther@suse.de>
17854 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
17855 * tree.c (build_int_cst_type): Likewise.
17856 (size_in_bytes): Don't call force_fit_type on the result.
17857 (int_fits_type_p): Use fit_double_type.
17858 * fold-const.c (fit_double_type): New function.
17859 (force_fit_type): Use it.
17860 * tree.h (fit_double_type): Export.
17862 2007-01-08 Jan Hubicka <jh@suse.cz>
17864 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
17865 * ipa.c (function_and_variable_visibility): Fix return type.
17867 2007-01-08 Richard Guenther <rguenther@suse.de>
17869 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
17870 of offset to build the index.
17871 * tree-pretty-print.c (dump_generic_node): Don't build negated
17872 const just for printing.
17873 * c-pretty-print.c (pp_c_integer_constant): Likewise.
17874 * builtins.c (fold_builtin_int_roundingfn): Check if result
17875 fits the type by using force_fit_type and comparing the result.
17876 * predict.c (predict_loops): Use compare_tree_int for comparison.
17877 * tree.c (build_int_cst): Fall back to integer_type_node for
17879 (build_int_cst_wide): Assert type is non-null.
17881 2007-01-08 Roberto Costa <roberto.costa@st.com>
17883 * tree-vrp.c (extract_range_from_cond_expr): New.
17884 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
17885 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
17887 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
17888 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
17889 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
17890 used as expressions.
17891 * tree-object-size.c (cond_expr_object_size): New.
17892 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
17894 2007-01-08 Jan Hubicka <jh@suse.cz>
17896 * tree-ssa-forwprop.c (forward_propagate_into_cond,
17897 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
17900 2007-01-08 Richard Guenther <rguenther@suse.de>
17902 PR tree-optimization/23603
17903 * tree-vrp.c (set_value_range_to_truthvalue): New function.
17904 (extract_range_from_binary): Fall back to truthvalue instead of
17905 varying for TRUTH_*_EXPR.
17906 (extract_range_from_comparison): Fall back to truthvalue instead of
17908 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
17909 if all visited PHI values were constant.
17911 2007-01-08 Jan Hubicka <jh@suse.cz>
17913 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
17914 (cgraph_analyze_function): break out from ...
17915 (cgraph_finalize_compilation_unit): ... here.
17916 (cgraph_expand_function): Remove forgoten commented out line.
17917 (cgraph_optimize): Analyze functions.
17919 2007-01-08 Jan Hubicka <jh@suse.cz>
17921 * tree-pas.h (TODO_remove_function): New flag.
17922 (TODO_update*): Renumber.
17923 (pass_ipa_increase_alignment,
17924 pass_ipa_function_and_variable_visibility): New passes.
17925 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
17926 (cgraph_function_and_variable_visibility): Move to ipa.c
17927 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
17928 cgraph_increase_alignment.
17929 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
17930 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
17931 calling tree-inline.
17932 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
17933 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
17934 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
17935 (gate_increase_alignment): New function.
17936 (pass_ipa_increase_alignment): New pass.
17937 * ipa.c: Inline tree-pass.h and timevar.h
17938 (function_and_variable_visibility): Move here from cgraphunit.c
17939 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
17940 * passes.c (init_optimization_passes): Add the two new passes.
17941 (execute_todo): Handle cgraph_remove_functions.
17943 2007-01-08 Nick Clifton <nickc@redhat.com>
17945 * config/frv/predicates.md (reg_or_0_operand): Accept
17948 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
17950 * config/bfin/rtems.h, config/bfin/t-rtems: New.
17951 * config.gcc: Add bfin*-rtems*.
17953 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17955 * c.opt: Add -flax-vector-conversions.
17956 * c-typeck.c (convert_for_assignment): Pass flag to
17957 vector_types_convertible_p to allow emission of note.
17958 (digest_init): Likewise.
17959 * c-opts.c: Handle -flax-vector-conversions.
17960 * c-common.c (flag_lax_vector_conversions): New.
17961 (vector_types_convertible_p): Unless -flax-vector conversions
17962 has been passed, disallow conversions between vectors with
17963 differing numbers of subparts and/or element types. If such
17964 a conversion is disallowed, possibly emit a note on the first
17965 occasion only to inform the user of -flax-vector-conversions.
17966 The new last argument specifies this.
17967 * c-common.h (flag_lax_vector_conversions): New.
17968 (vector_types_convertible_p): Add extra argument.
17969 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
17970 char_type_node for V*QI type vectors.
17971 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
17972 Update to satisfy new typechecking rules.
17973 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
17974 C and C++ variants.
17975 * doc/invoke.texi (C Dialect Options): Document
17976 -flax-vector-conversions.
17978 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
17980 PR tree-optimization/29877
17981 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
17982 a register variable on the RHS to not be replaceable.
17984 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
17985 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
17986 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
17987 const_simm15, const_pow2, const_npow2): Added.
17988 * config/score/misc.md (insv, extv, extzv, movmemsi,
17989 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
17990 * config/score/score.c (score_address_cost, score_select_cc_mode):
17992 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
17993 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
17994 Update score_print_operand.
17995 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
17996 Adjust register allocate order and update some macro define.
17997 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
17998 mdx_block_move_straight, mdx_block_move_loop_head,
17999 mdx_block_move_loop_body, mdx_block_move_loop_foot,
18000 mdx_block_move_loop, mdx_block_move): Added.
18001 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
18002 mdp_limm): Updated and fix some bug and typo.
18003 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
18004 (movsf, movdf, doloop_end): Added.
18006 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
18008 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
18009 config/arm/thumb2.md: Fix comment typos.
18010 * doc/extend.texi: Fix a typo.
18012 2007-01-07 Eric Christopher <echristo@apple.com>
18014 * configure.ac: Check for __stack_chk_fail for darwin.
18015 * configure: Regenerate.
18017 2007-01-07 Richard Guenther <rguenther@suse.de>
18019 * tree-vrp.c (extract_range_from_assert): CSE calls to
18020 compare_values where possible.
18021 (extract_range_from_unary_expr): Likewise.
18023 2007-01-07 Anatoly Sokolov <aesok@post.ru>
18025 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
18026 * config/avr/avr.c (call_insn_operand): Delete function.
18027 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
18028 instead of register number. Use predicates.
18029 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
18030 call_insn_operand): Add.
18032 2007-01-06 Jan Hubicka <jh@suse.cz>
18034 * tree-pass.h (pass_build_cgraph_edges): Declare.
18035 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
18036 (visited_nodes): Remove.
18037 (cgraph_create_edges): Move to cgraphbuild.c; rename to
18038 build_cgrpah_edges; make visited_nodes local.
18039 (cgraph_process_new_functions): DO not call initialize_inline_failed.
18040 (record_references_in_initializer): Move to cgraphbuild.c
18041 (initialize_inline_failed, rebuild_cgraph_edges,
18042 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
18043 (verify_cgraph_node): Make visited_nodes local.
18044 (cgraph_analyze_function): Do not call cgraph_create_edges and
18045 initialize_inline_failed.
18046 (cgraph_expand_function): Do not call cgraph_lower_function;
18047 assert that function is already lowered.
18048 * Makefile.in (cgraphbuild.o): New.
18049 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
18050 at the end of lowering passes.
18052 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
18054 * ifcvt.c (cond_move_convert_if_block): New function, code
18055 factored out from...
18056 (cond_move_process_if_block): ...here. Call the new function
18057 on the THEN and ELSE blocks.
18058 (merge_if_block): Do not copy global_live_at_end, merge_blocks
18059 already takes care of this.
18061 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18064 * tree.h (TREE_OVERFLOW_P): New.
18065 * c-typeck.c (parser_build_unary_op): Warn only if result
18066 overflowed and operands did not.
18067 (parser_build_binary_op): Likewise.
18068 (convert_for_assignment): Remove redundant overflow_warning.
18069 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
18071 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18073 * c-typeck.c (store_init_value): Split over two lines to follow
18074 the GNU coding style.
18076 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
18078 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
18079 __GXX_EXPERIMENTAL_CXX0X__.
18080 * doc/cpp.texi: Same.
18082 2007-01-05 Richard Guenther <rguenther@suse.de>
18084 PR middle-end/27826
18085 * tree.c (get_narrower): Do not construct COMPONENT_REFs
18086 with mismatched types. Instead explicitly build a
18087 conversion NOP_EXPR.
18089 2007-01-05 Ian Lance Taylor <iant@google.com>
18091 * c-common.c (decl_with_nonnull_addr_p): New function.
18092 (c_common_truthvalue_conversion): Call it.
18093 * c-typeck.c (build_binary_op): Likewise.
18094 * c-common.h (decl_with_nonnull_addr_p): Declare.
18096 2007-01-05 Jakub Jelinek <jakub@redhat.com>
18099 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
18102 2007-01-05 Joel Brobecker <brobecker@adacore.com>
18104 * doc/install.texi (Final install): Document the fact that
18105 the GNAT runtime should not be stripped.
18107 2007-01-04 Jan Hubicka <jh@suse.cz>
18109 * tree-inline.c (fold_marked_statements): Update operand caches
18110 and EH after folding
18112 2007-01-04 Ian Lance Taylor <iant@google.com>
18114 * c-common.c (check_function_nonnull): Whitespace fix.
18116 2007-01-04 Jan Hubicka <jh@suse.cz>
18118 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
18119 comitted older version of patch.
18120 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
18121 function, celanup cfg and collect garbage.
18123 2007-01-04 Mike Stump <mrs@apple.com>
18125 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
18128 2007-01-04 Eric Christopher <echristo@apple.com>
18130 * libgcc2.c (__bswapsi2): Use SItype.
18131 (__bswapdi2): Use DItype.
18132 * libgcc2.h: Update for above.
18134 2007-01-04 Paul Brook <paul@codesourcery.com>
18136 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
18137 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
18138 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
18139 umulsidi3, umulsidi3adddi, smulsi3_highpart,
18140 umulsi3_highpart): Make conditional on !arm_arch6.
18141 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
18142 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
18143 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
18144 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
18145 umulsi3_highpart_v6): New insns.
18147 2007-01-04 Roger Sayle <roger@eyesopen.com>
18149 * fold-const.c (fold_convert): When casting an expression to void,
18150 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
18151 have a type. Instead of attempting to build a NOP_EXPR, return
18152 these "special" trees directly.
18154 2007-01-04 Joseph Myers <joseph@codesourcery.com>
18156 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
18157 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
18158 rs6000_cost->fp not 0 as adjustment for outer NEG.
18160 2007-01-04 Jan Hubicka <jh@suse.cz>
18162 * cgraph.c (cgraph_release_function_body): New function.
18163 (cgraph_remove_node): Use it.
18164 * cgraph.h (cgraph_release_function_body): Declare.
18165 * cgraphunit.c (cgraph_expand_function): Use it.
18166 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
18167 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
18168 is initialized and while compilation of other function is running.
18169 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
18170 statement CFG annotations from here to ...
18171 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
18173 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
18175 * cfgloop.h (enum li_flags): Make the constants powers of two.
18177 2007-01-04 Jan Hubicka <jh@suse.cz>
18179 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
18181 (fold_marked_statements): New function.
18182 (optimize_inline_calls, tree_function_versioning): Fold new statements.
18183 * tree-inline.h (copy_body_data): Add statements_to_fold.
18185 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
18187 * config.gcc: Mention libgcc/config.host.
18188 * Makefile.in: Update comments mentioning libgcc.
18189 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
18190 (all.cross, start.encap, rest.encap, rest.cross): Update
18191 dependencies for libgcc move.
18192 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
18193 (clean-target, clean-target-libgcc): Delete.
18194 (srcdirify, GCC_EXTRA_PARTS): New macros.
18195 (libgcc-support, libgcc.mvars): New rules.
18196 (distclean): Remove mention of mklibgcc.
18197 (install): Don't reference INSTALL_LIBGCC.
18198 (install-common): Don't reference EXTRA_PARTS.
18199 (install-libgcc, install-multilib): Delete rules.
18200 * mklibgcc.in: Delete file.
18201 * doc/configfiles.texi: Don't mention mklibgcc.
18203 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
18204 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
18205 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
18206 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
18207 (mklibgcc, ldblspecs): Likewise.
18209 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
18210 (posixpre.def): Use $(T).
18211 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
18212 (SHLIB_SRC, SHLIB_INSTALL): Delete.
18213 (SHLIB_LINK): Make dummy.
18214 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
18216 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
18218 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
18219 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
18220 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
18221 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
18223 * configure.ac (all_outputs): Remove mklibgcc.
18224 * configure: Regenerated.
18226 2007-01-03 Josh Conner <jconner@apple.com>
18228 PR middle-end/29683
18229 * calls.c (compute_argument_addresses): Set stack and stack_slot
18230 for partial args, too.
18231 (store_one_arg): Use locate.size.constant for the size when
18232 generating a save_area.
18234 2007-01-03 Robert Kennedy <jimbob@google.com>
18236 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
18237 whose definitions are deleted due to basic block merging.
18239 2007-01-03 Paul Brook <paul@codesourcery.com>
18242 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
18244 (use_return_insn): Return 0 for Thumb interrupt functions.
18245 (print_multi_reg): Add rfe argument for IRQ returns.
18246 (arm_output_epilogue): Pop interrupt return address directly into PC.
18247 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
18249 2007-01-03 Paul Brook <paul@codesourcery.com>
18251 Merge from sourcerygxx-4_1.
18252 * config/arm/thumb2.md: New file.
18253 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
18255 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
18256 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18257 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
18258 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
18260 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
18261 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
18263 * config/arm/ieee754-sf.S: Ditto.
18264 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
18265 (thumb1_base_register_rtx_p): ... to this.
18266 (thumb_index_register_rtx_p): Rename...
18267 (thumb1_index_register_rtx_p): ... to this.
18268 (thumb_output_function_prologue): Rename...
18269 (thumb1_output_function_prologue): ... to this.
18270 (thumb_legitimate_address_p): Rename...
18271 (thumb1_legitimate_address_p): ... to this.
18272 (thumb_rtx_costs): Rename...
18273 (thumb1_rtx_costs): ... to this.
18274 (thumb_compute_save_reg_mask): Rename...
18275 (thumb1_compute_save_reg_mask): ... to this.
18276 (thumb_final_prescan_insn): Rename...
18277 (thumb1_final_prescan_insn): ... to this.
18278 (thumb_expand_epilogue): Rename...
18279 (thumb1_expand_epilogue): ... to this.
18280 (arm_unwind_emit_stm): Rename...
18281 (arm_unwind_emit_sequence): ... to this.
18282 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
18283 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
18284 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
18285 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
18286 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
18287 thumb2_output_casesi): New functions.
18288 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
18289 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
18290 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
18291 THUMB2_WORK_REGS): Define.
18292 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
18293 arm_condexec_mask, arm_condexec_masklen)): New variables.
18294 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
18295 (arm_override_options): Check new CPU capabilities.
18296 Set new architecture flag variables.
18297 (arm_isr_value): Handle v7m interrupt functions.
18298 (user_return_insn): Return 0 for v7m interrupt functions. Handle
18300 (const_ok_for_arm): Handle Thumb-2 constants.
18301 (arm_gen_constant): Ditto. Use movw when available.
18302 (arm_function_ok_for_sibcall): Return false for v7m interrupt
18304 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
18305 (thumb_find_work_register, arm_load_pic_register,
18306 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
18307 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
18308 print_multi_reg, output_mov_long_double_fpa_from_arm,
18309 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
18310 output_mov_double_fpa_from_arm, output_move_double,
18311 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
18312 output_return_instruction, arm_output_function_prologue,
18313 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
18314 arm_output_mi_thunk, thumb_set_return_address): Ditto.
18315 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
18316 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
18317 (arithmetic_instr, shift_op): Use arm_shift_nmem.
18318 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
18320 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
18321 (thumb_expand_prologue): Use thumb_set_frame_pointer.
18322 (arm_file_start): Output directive for unified syntax.
18323 (arm_unwind_emit_set): Handle stack alignment instruction.
18324 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
18325 Add v6t2, v7, v7a, v7r and v7m.
18326 (RETLDM): Add Thumb-2 code.
18327 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
18328 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
18329 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
18330 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
18331 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
18332 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
18333 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
18334 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
18335 ADJUST_INSN_LENGTH): Define.
18336 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
18337 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
18338 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
18339 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
18340 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
18341 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
18342 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
18343 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
18344 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
18345 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
18346 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
18347 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
18348 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
18349 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
18350 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
18351 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
18352 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
18354 * config/arm/arm-tune.md: Regenerate.
18355 * config/arm/arm-protos.h: Update prototypes.
18356 * config/arm/vfp.md: Enable patterns for Thumb-2.
18357 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
18358 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
18359 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
18360 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
18361 * config/arm/libunwind.S: Add Thumb-2 code.
18362 * config/arm/constraints.md: Update include Thumb-2.
18363 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
18364 * config/arm/ieee754-df.S: Ditto.
18365 * config/arm/bpabi.S: Ditto.
18366 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
18367 * config/arm/predicates.md (low_register_operand,
18368 low_reg_or_int_operand, thumb_16bit_operator): New.
18369 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
18370 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
18371 * config/arm/t-arm-elf: Add armv7 multilib.
18372 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
18374 (UNSPEC_STACK_ALIGN, ce_count): New.
18375 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
18376 arm_zero_extendsidi2, arm_zero_extendqidi2): New
18378 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
18379 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
18380 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
18381 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
18382 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
18383 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
18385 * doc/extend.texi: Document ARMv7-M interrupt functions.
18386 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
18388 2007-01-03 Jakub Jelinek <jakub@redhat.com>
18390 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
18391 (struct _Unwind_Context): Rename args_size to flags, remove
18392 signal_frame field, add a new args_size field and version field.
18393 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
18394 _Unwind_IsExtendedContext): New inline functions.
18395 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
18396 Assume by_value array is only present if _Unwind_IsExtendedContext.
18397 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
18398 _Unwind_IsSignalFrame.
18399 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
18400 (uw_update_context_1): Use _Unwind_SetSignalFrame.
18401 (uw_init_context_1): Initialize context->flags to
18402 EXTENDED_CONTEXT_BIT.
18403 * config/rs6000/linux-unwind.h (frob_update_context): Use
18404 _Unwind_SetSignalFrame.
18406 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
18408 PR middle-end/30353
18409 * gimplify.c (gimplify_modify_expr_complex_part): Move below
18410 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
18413 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
18415 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
18416 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
18417 RET, AT_SP): Remove.
18418 * config/i386/i386.md (*sse_prologue_save_insn): Use return
18421 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18422 * cfgbuild.c (find_basic_blocks): Likewise.
18423 * cfgrtl.c (rtl_create_basic_block): Likewise.
18424 * function.c (temp_slots_at_level): Likewise.
18425 * reg-stack.c (stack_regs_mentioned): Likewise.
18426 * regclass.c (allocate_reg_info): Likewise.
18427 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18428 set_bb_for_stmt, move_block_to_fn): Likewise.
18429 * tree-complex.c (tree_lower_complex): Likewise.
18430 * vec.h (VEC_safe_grow_cleared): New.
18432 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
18434 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
18436 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
18437 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
18439 * cfgloopmanip.c (scale_loop_frequencies): Export.
18440 (loopify): Scale the frequencies by prescribed coefficients.
18441 (set_zero_probability): New function.
18442 (duplicate_loop_to_header_edge): Improve updating of frequencies.
18443 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
18444 and frequencies according to arguments.
18445 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
18447 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
18448 * modulo-sched.c (sms_schedule): Set probabilities for entering
18449 versioned loop correctly.
18450 * tree-vect-transform.c (vect_transform_loop): Ditto.
18451 * cfgloop.h (loopify, loop_version): Declaration changed.
18452 (scale_loop_frequencies): Declared.
18454 2007-01-02 Jan Hubicka <jh@suse.cz>
18456 * cgraph.c: Include tree-flow.h
18457 (cgraph_add_new-function): Handle IPA_SSA mode; execute
18458 early_local_passes.
18459 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
18460 * tree-pass.h (pass_all_early_optimizations): Declare.
18461 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
18462 early_local_passes.
18463 (cgraph_analyze_function): Do early_local_passes.
18464 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18465 Do not add referenced vars.
18466 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
18468 (gate_all_early_local_passes): New gate.
18469 (pass_early_local_passes): Use new gate.
18470 (execute_early_local_optimizations): New functions.
18471 (gate_all_early_optimizations): New gate.
18472 (pass_all_early_optimizations): New pass.
18473 (execute_free_datastructures): Free SSA only when initialized.
18474 (gate_init_datastructures): Init only when optimizing.
18475 (tree_lowering_passes): Do early local passes when called late.
18476 * tree-profile.c (do_tree_profiling): Don't profile functions added
18478 (do_early_tree_profiling, pass_early_tree_profile): Kill.
18479 * tree-cfg.c (update_modified_stmts): Do not update when operands are
18481 * passes.c (init_optimizations_passes): Reorder so we go into SSA
18482 during early_local_passes.
18483 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
18486 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18488 * Makefile.in: Update copyright year.
18490 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
18492 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
18493 in $(lang_checks) and check-consistency targets.
18495 2007-01-02 Jan Hubicka <jh@suse.cz>
18497 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
18498 Do not add referenced vars.
18499 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
18501 * passes.c (init_optimization_passes): Put mudflap_2 after
18502 free_datastructures.
18504 2007-01-02 Jan Hubicka <jh@suse.cz>
18506 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
18507 Set NOTHROW flag on call statements proved to be nothrow.
18508 Update statement of local calls so new pure/const functions are
18509 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
18511 (tree_rest_of_compilation): Register hooks and initialize bitmap
18512 early. Do not set after_inlining flag.
18514 2007-01-02 Steve Ellcey <sje@cup.hp.com>
18516 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
18517 HOST_BITS_PER_LONGLONG
18519 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18522 * c-typeck.c (store_init_value): Don't emit pedantic overflow
18523 warning for non-static initializers.
18525 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
18527 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
18528 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
18529 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
18530 Always use set_unique_reg_note to add REG_EQUAL notes.
18532 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18535 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18537 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18538 * cfgbuild.c (find_basic_blocks): Likewise.
18539 * cfgrtl.c (rtl_create_basic_block): Likewise.
18540 * function.c (temp_slots_at_level): Likewise.
18541 * reg-stack.c (stack_regs_mentioned): Likewise.
18542 * regclass.c (allocate_reg_info): Likewise.
18543 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18544 set_bb_for_stmt, move_block_to_fn): Likewise.
18545 * tree-complex.c (tree_lower_complex): Likewise.
18546 * vec.h (VEC_safe_grow_cleared): New.
18548 2007-01-02 Ian Lance Taylor <iant@google.com>
18550 * c-common.c (c_common_truthvalue_conversion): When warning about
18551 using an assignment as a truth value, set TREE_NO_WARNING.
18553 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18556 * c.opt (Wold-style-declaration): New.
18557 * doc/invoke.texi (C-only Warning Options): New.
18558 (Wold-style-declaration): Document it.
18559 (Wextra): Enabled by -Wextra.
18560 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18561 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
18562 -Wold-style-declaration.
18564 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
18566 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
18567 * cfgbuild.c (find_basic_blocks): Likewise.
18568 * cfgrtl.c (rtl_create_basic_block): Likewise.
18569 * function.c (temp_slots_at_level): Likewise.
18570 * reg-stack.c (stack_regs_mentioned): Likewise.
18571 * regclass.c (allocate_reg_info): Likewise.
18572 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
18573 set_bb_for_stmt, move_block_to_fn): Likewise.
18574 * tree-complex.c (tree_lower_complex): Likewise.
18575 * vec.h (VEC_safe_grow_cleared): New.
18577 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
18579 * c-common.c (c_common_nodes_and_builtins): Since variants of
18580 void_type_node get built before it is given a name, we need to
18581 give those variants the name, too.
18582 (complete_array_type): We need to work with the canonical main
18583 type of the array, from which we will build the qualified version.
18584 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
18585 * print-tree.c (print_node): Display canonical type information
18587 * stor-layout.c (layout_type): When we don't know the
18588 alignment of a type for which we're building an array, we end up
18589 guessing wrong, so make the type require structural equality.
18590 * tree.c (make_node_stat): When we build a new type, it is its
18591 own canonical type.
18592 (build_type_attribute_qual_variant): When building an attribute
18593 variant, its canonical type is the non-attribute variant. However,
18594 if the attributes are target-dependent and they differ, we need to
18595 use structural equality checks for this type.
18596 (build_qualified_type): A qualified type is not equivalent to its
18597 unqualified variant; set the canonical type appropriately.
18598 (build_distinct_type_copy): When building a distinct type from
18599 another type, the new type is its own canonical type.
18600 (build_variant_type_copy): When building a new type variant, we
18601 assume that it is equivalent to the original type.
18602 (build_pointer_type_for_mode): When building a pointer type, also
18603 build a canonical type pointer.
18604 (build_reference_type_for_mode): When building a reference type,
18605 also build a canonical type reference.
18606 (build_index_type): When we can't hash an index type (e.g.,
18607 because its maximum value is negative), the index type requires
18608 structural equality tests.
18609 (build_array_type): Build the canonical form of an array type.
18610 (build_function_type): Function types require structural equality,
18611 because they contain default arguments, attributes, etc.
18612 (build_method_type_directly): Ditto for method types.
18613 (build_offset_type): Build the canonical offset type.
18614 (build_complex_type): Build the canonical vector type.
18615 (make_vector_type): Build the canonical vector type.
18616 * tree.h (TYPE_CANONICAL): New.
18617 (TYPE_STRUCTURAL_EQUALITY_P): New.
18618 (SET_TYPE_STRUCTURAL_EQUALITY): New.
18619 (struct tree_type): Added "canonical" field.
18620 * params.h (VERIFY_CANONICAL_TYPES): New.
18621 * doc/c-tree.texi (TYPE_CANONICAL): Document.
18622 (TYPE_STRUCTURAL_EQUALITY_P): Document.
18623 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
18624 * doc/invoke.texi (verify-canonical-types): Document --param
18625 parameter for verifying canonical types.
18627 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18629 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
18630 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
18631 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
18632 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
18634 * config/rs6000/e500.h: New.
18635 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
18636 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
18638 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
18639 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
18640 TARGET_E500_DOUBLE): Remove.
18641 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
18642 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
18643 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
18644 * config/rs6000/rs6000.c (rs6000_override_options): Use
18645 CHECK_E500_OPTIONS.
18647 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18649 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
18650 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
18651 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
18652 rs6000_emit_cmove): Don't check TARGET_E500.
18653 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
18654 sordered): Don't check TARGET_E500.
18656 2007-01-01 Eric Christopher <echristo@apple.com>
18658 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
18659 HARD_REGISTER_NUM_P.
18661 2007-01-01 Roger Sayle <roger@eyesopen.com>
18663 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
18664 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
18665 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
18668 2007-01-01 Mike Stump <mrs@apple.com>
18670 * configure.ac: Remove support for building with Apple's gcc-3.1.
18672 2007-01-02 Joseph Myers <joseph@codesourcery.com>
18674 PR middle-end/30311
18675 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
18676 REG is a hard register. Do not modify REG before calling
18678 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
18679 multiple of the size of YMODE for certain lowpart cases.
18681 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18683 PR middle-end/30253
18684 * gimplify (voidify_wrapper_expr): Update for
18685 GIMPLE_MODIFY_STMT.
18687 2007-01-01 Andreas Schwab <schwab@suse.de>
18690 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
18691 save of BR0 in extra_spill_size instead of spill_size.
18692 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
18694 (ia64_expand_epilogue): Restore BR0 from its new location.
18696 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18698 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
18699 Use a temporary variable if the left hand side is not a gimple
18702 2007-01-01 Andrew Pinski <pinskia@gmail.com>
18704 * gimplify.c (gimplify_return_expr): Make the temporary variable
18705 for the return expression, a gimple register variable.
18707 2007-01-01 Jan Hubicka <jh@suse.cz>
18709 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
18712 2007-01-01 Mike Stump <mrs@apple.com>
18714 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
18716 * config/darwin.c (machopic_select_rtx_section): Use
18717 HAVE_GAS_LITERAL16.
18718 (darwin_mergeable_constant_section): Likewise.
18719 * configure: Regenerate.
18720 * config.in: Regenerate.
18722 2007-01-01 Jan Hubicka <jh@suse.cz>
18723 Andrew Pinski <pinskia@gmail.com>
18725 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
18726 before starting IPA passes.