1 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
3 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
4 (GENERIC_NEXT): New function macro.
5 (PHI_CHAIN): Use phi_node's new chain variable.
6 (tree_phi_node): Change tree_common to tree_base
7 and add the chain field.
8 * tree-phinodes.c (make_phi_node): Don't set
9 TREE_TYPE on the new node.
10 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
11 instead of checking GIMPLE_TUPLE_P in chain_next.
12 * tree-vect-transform.c
13 (get_initial_def_for_induction): Look at
14 PHI_RESULT_TREE for the type of the phi node.
15 (update_vuses_to_preheader): Use PHI_CHAIN
16 instead of TREE_CHAIN on the phi node.
17 * tree-ssa-structalias.c (compute_points_to_sets):
19 (ipa_pta_execute): Likewise.
21 2007-04-21 Richard Guenther <rguenther@suse.de>
24 * fold-const.c (fold_unary): Call fold_convert_const on the
27 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
29 * gcse.c (store_killed_in_insn): Handle PARALLELs.
30 (store_killed_in_pat): New.
32 2007-04-20 Richard Henderson <rth@redhat.com>
35 * config/i386/i386.c (type_has_variadic_args_p): Look for any
36 TREE_LIST with a void_type_node value, not void_list_node exactly.
38 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
40 * doc/standards.texi: Re-arrange into language-specific
41 subsections. Add a C++ section, documenting which standards we
44 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
46 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
47 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
49 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
51 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
52 ecrti.o and crtbegin.o.
53 (LIB_DEFAULT_SPEC): Include -lc.
54 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
56 2007-04-20 Richard Henderson <rth@redhat.com>
59 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
60 argument; update all callers.
61 (get_unaligned_offset): New.
62 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
63 get_unaligned_address, just pass on the address directly.
64 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
65 the subreg in the helper patterns.
66 (unaligned_extendqidi_le): Use get_unaligned_offset.
67 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
68 (unaligned_extendhidi_be): Likewise.
69 (unaligned_extendhidi): Tidy.
70 * config/alpha/alpha-protos.h: Update.
72 2007-04-20 Richard Henderson <rth@redhat.com>
74 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
75 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
76 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
77 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
78 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
79 (CPP_SPEC): Don't include %(cpp_subtarget).
80 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
81 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
82 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
84 2007-04-20 Jakub Jelinek <jakub@redhat.com>
86 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
87 for __builtin_ia32_cmpordss.
89 PR tree-optimization/31632
90 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
91 and arg1 for optimizations of comparison against min/max values.
92 Fold arg0 to arg1's type for optimizations of comparison against
93 min+1 and max-1 values.
95 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
97 * reload.c (combine_reloads): When trying to use a dying register,
98 check whether it's uninitialized and don't use if so.
100 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
102 * fold-const.c: Remove prototypes for native_encode_expr and
103 native_interpret_expr.
104 (native_encode_expr): Make non-static.
105 (native_interpret_expr): Likewise.
106 * tree.h: Add prototypes for the above.
108 2007-04-19 Joseph Myers <joseph@codesourcery.com>
110 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
111 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
112 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
113 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
114 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
115 Add length attributes.
117 2007-04-19 Janis Johnson <janis187@us.ibm.com>
119 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
122 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
123 __STDC_WANT_DEC_FP__.
125 2007-04-19 Joseph Myers <joseph@codesourcery.com>
127 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
128 for long double compatibility.
129 * configure: Regenerate.
131 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
133 PR rtl-optimization/29841
134 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
136 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
137 that may cause control flow transfer from being moved.
139 2007-04-18 Jan Hubicka <jh@suse.cz>
141 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
144 2007-04-18 Eric Christopher <echristo@apple.com>
146 * config/rs6000/darwin.md (load_macho_picbase): Use link register
147 only. Update operands.
148 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
149 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
150 link register to pic register.
152 2007-04-18 Dirk Mueller <dmueller@suse.de>
155 * tree-vrp.c (search_for_addr_array): New.
156 (check_array_bounds): Suppress warning about
157 address taken of array refs if its not de-referenced.
159 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
161 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
162 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
164 * tree-vectorizer.h (NITERS_KNOWN_P): New.
165 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
166 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
168 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
170 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
172 (vect_analyze_scalar_cycles): Fix indentation.
173 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
174 (vect_mark_relevant): Include phis in relevance analysis.
176 * tree-vect-transform.c (vect_transform_loop): Add an assert.
178 2007-04-18 Anatoly Sokolov <aesok@post.ru>
180 * config/avr/avr.c (ptrreg_to_str): Replace error() with
181 output_operand_lossage().
183 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
185 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
186 the unused code for reduction without adjust-in-epilog to simplify the
189 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
191 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
192 (S390_TDC_NEGATIVE_ZERO): New constant.
193 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
194 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
195 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
196 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
197 (S390_TDC_POSITIVE_INFINITY): New constant.
198 (S390_TDC_NEGATIVE_INFINITY): New constant.
199 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
200 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
201 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
202 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
203 (S390_TDC_INFINITY): New constant.
204 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
205 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
206 optimization for UNSPEC_CCZ_TO_INT.
207 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
208 ("*ccz_to_int"): New insn.
209 ("isinf<mode>2"): New insn.
210 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
211 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
212 (UNSPEC_CCZ_TO_INT): New constant.
214 2007-04-18 Richard Guenther <rguenther@suse.de>
216 PR tree-optimization/19431
217 PR tree-optimization/21463
218 * tree-pass.h (pass_phiprop): Declare.
219 * passes.c (init_optimization_passes): New phiprop pass.
220 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
221 (phivn_valid_p): New helper function.
222 (phiprop_insert_phi): Likewise.
223 (propagate_with_phi): Likewise.
224 (tree_ssa_phiprop): New propagator propagating loads
225 through phi nodes if profitable.
227 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
229 * tree-vect-analyze.c (process_use): New function.
230 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
231 Check phis in all bbs.
232 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
235 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
237 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
240 2007-04-17 Anatoly Sokolov <aesok@post.ru>
243 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
246 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
248 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
250 (sse_vmmulv4sf3): Likewise.
251 (sse2_vmaddv2df3): Likewise.
252 (sse2_vmmulv2df3): Likewise.
254 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
256 PR rtl-optimization/31360
257 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
258 (target_reg_cost): New.
259 (init_set_costs): Initialize target_reg_cost. Add comments
260 regarding the rationale of the costs.
261 (global_cost_for_size): Renamed to...
262 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
263 of register pressure.
264 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
265 estimate_reg_pressure_cost. Add number of ivs.
266 (determine_set_costs): Dump target_reg_cost.
267 * loop-invariant.c (gain_for_invariant): Use
268 estimate_reg_pressure_cost. Removed n_inv_uses argument.
269 (best_gain_for_invariant, find_invariants_to_move): Remove
271 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
272 (target_reg_cost): Declare.
273 (global_cost_for_size): Declaration removed.
274 (estimate_reg_pressure_cost): Declare.
276 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
278 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
279 regnos into even/odd register pairs.
280 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
281 TDmode similar to the other floating point modes.
282 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
283 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
285 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
286 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
287 (movdd_hardfloat64): Use TARGET_MFPGPR.
289 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
291 * reload1.c (delete_output_reload): Don't count output in n_inherited.
294 2005-01-05 Richard Henderson <rth@redhat.com>
296 * reload1.c (do_input_reload): Restrict the optimization deleteing
297 a previous output reload to RELOAD_FOR_INPUT.
299 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
301 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
303 (vectorizable_induction): New function declaration.
304 * tree-vect-transform.c (get_initial_def_for_induction): No need to
305 check if already vectorized. Find first place in BB where new stmts
306 can be inserted. Takes only one argument.
307 (vectorizable_induction): New function.
308 (vect_transform_stmt): Add case for induc_vec_info_type to call
309 vectorizable_induction.
310 (vect_transform_loop): Consider phis for vectorization.
311 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
313 (analyze_operations): Call vectorizable_induction when analyzing phis.
315 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
316 (vect_mark_relevant): Include phis in relevance analysis.
317 (vect_mark_stmts_to_be_vectorize): Likewise.
318 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
320 2007-04-16 Lawrence Crowl <crowl@google.com>
322 * doc/invoke.texi (Debugging Options): Add documentation for the
323 -femit-struct-debug options -femit-struct-debug-baseonly,
324 -femit-struct-debug-reduced, and
325 -femit-struct-debug-detailed[=...].
327 * c-opts.c (c_common_handle_option): Add
328 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
329 and OPT_femit_struct_debug_detailed_.
330 * c.opt: Add specifications for
331 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
332 and -femit-struct-debug-detailed[=...].
333 * opts.c (set_struct_debug_option): Parse the
334 -femit-struct-debug-... options.
335 * opts.c (matches_main_base, main_input_basename,
336 main_input_baselength, base_of_path, matches_main_base): Add
337 variables and functions to compare header base name to compilation
339 * opts.c (should_emit_struct_debug): Add to determine to emit a
340 structure based on the option.
341 (dump_struct_debug) Also disabled function to debug this
343 * opts.c (handle_options): Save the base name of the
346 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
347 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
348 This hook indicates if a type is generic. Set it by default
350 * langhooks.h (struct lang_hooks_for_types): Add a new hook
351 to determine if a struct type is generic or not.
352 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
353 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
354 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
357 * flags.h (enum debug_info_usage): Add an enumeration to describe
358 a program's use of a structure type.
359 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
360 to indicate the program's usage of the type. Filter structs based
361 on the -femit-struct-debug-... specification.
362 (gen_type_die): Split into two routines, gen_type_die and
363 gen_type_die_with_usage. gen_type_die is now a wrapper
364 that assumes direct usage.
365 (gen_type_die_with_usage): Replace calls to gen_type_die
366 with gen_type_die_with_usage adding the program usage of
368 (dwarf2out_imported_module_or_decl): Suppress struct debug
369 information using should_emit_struct_debug when appropriate.
371 2007-04-16 Ian Lance Taylor <iant@google.com>
373 PR tree-optimization/31522
374 * tree-vrp.c (vr_phi_edge_counts): New static variable.
375 (vrp_initialize): Allocate vr_phi_edge_counts.
376 (vrp_visit_phi_node): Don't push to infinity if we saw a new
377 executable edge. Drop test for all constants.
378 (vrp_finalize): Free vrp_phi_edge_counts.
380 * doc/cpp.texi (Common Predefined Macros): Clarify description of
381 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
383 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
384 predecessors at head rather than tail.
386 2007-04-16 Matthias Klose <doko@debian.org>
388 * config/alpha/linux.h (CPP_SPEC): Define.
389 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
391 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
393 * function.h: Remove sequence_stack extern declaration.
395 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
397 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
399 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
402 2007-04-16 Anatoly Sokolov <aesok@post.ru>
404 * config/avr/avr.c (avr_arch_types): Rearranging array.
405 (enum avr_arch): Add.
406 (avr_mcu_types): Use avr_arch enumeration constants instead of
408 * config/avr/avr.h (LINK_SPEC): Simplify.
410 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
412 * config/m68k/m68k.c (m68k_libcall_value,
413 m68k_function_value): Use macros for register names more.
415 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
417 (M68K_REGNAME): Use A6_REG.
418 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
420 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
423 * sched-int.h (struct deps): Split field 'pending_lists_length' into
424 'pending_read_list_length' and 'pending_write_list_length'. Update
426 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
427 to handle two length counters instead of one. Update all uses.
428 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
429 two length counters instead of one.
430 * sched-rgn.c (propagate_deps): Update to handle two length counters
433 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
436 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
437 copy of source, pass it to ix86_expand_vector_set and return
440 2007-04-16 David Ung <davidu@mips.com>
441 Joseph Myers <joseph@codesourcery.com>
443 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
444 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
445 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
446 Add 74K processor information.
447 * config/mips/mips.md: Include 74k.md.
448 (cpu): Add 74kc,74kf,74kx.
449 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
450 * config/mips/74k.md: New.
451 * doc/invoke.texi (MIPS Options): Document 74K support.
453 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
455 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
456 vectorizable_* functions.
457 * tree-vect-transform.c (vectorizable_call): Add check for
458 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
459 (vectorizable_store): likewise.
460 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
462 (vectorizable_operation, vectorizable_type_demotion): Likewise.
463 (vectorizable_type_promotion, vectorizable_load): Likewise.
464 (vectorizable_live_operation, vectorizable_condition): Likewise.
465 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
467 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
469 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
471 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
472 register numbers more.
473 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
474 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
475 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
476 FUNCTION_VALUE_REGNO_P): Likewise.
477 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
478 STATIC_CHAIN_REGNUM): Likewise.
479 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
480 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
481 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
482 * config/m68k/m68k.md (FP_REG): New.
484 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
486 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
489 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
491 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
492 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
495 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
497 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
500 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
503 * c-decl.c (finish_decl): Grab the type of the decl after the call
506 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
508 * common.opt (fforward-propagate): Fix "Optimization" annotation.
510 2007-04-14 Jakub Jelinek <jakub@redhat.com>
513 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free dominators,
514 post dominators and cleanup cfg before returning.
516 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
518 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
519 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
521 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
523 * config.gcc: Recognize fido.
524 * config/m68k/m68k-devices.def (fidoa): New.
525 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
527 (FL_FIDOA, TARGET_FIDOA): New.
528 * config/m68k/m68k.opt (mfidoa): New.
530 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
533 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
534 when a personality function is used.
536 2007-04-13 Bob Wilson <bob.wilson@acm.org>
538 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
540 2007-04-13 Mike Stump <mrs@apple.com>
542 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
544 * config/darwin.opt (fapple-kext): Make C++ only.
545 * config/darwin.c (darwin_override_options): Remove code to ensure
546 -fapple-kext is given for C++ only.
548 2007-04-13 Richard Sandiford <richard@codesourcery.com>
550 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
551 * config/mips/mips.c (override_options): Call
552 SUBTARGET_OVERRIDE_OPTIONS, if defined.
554 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
556 * config/i386/i386.opt (msvr3-shlib): Removed.
558 * doc/invoke.texi: Remove -msvr3-shlib.
560 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
562 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
563 with "popcnt" instruction.
565 2007-04-13 Richard Guenther <rguenther@suse.de>
567 PR tree-optimization/21258
568 * tree-vrp.c (compare_case_labels): New helper.
569 (find_switch_asserts): New function.
570 (find_assert_locations): Call it for SWITCH_EXPRs.
572 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
574 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
575 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
576 check is now implied in X87_FLOAT_MODE_P.
577 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
578 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
579 (fix_trunc<mode>_i386_fisttp): Ditto.
580 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
581 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
582 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
583 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
584 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
585 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
586 (unnamed_splitters): Ditto.
587 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
588 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
589 FIRST_SSE_REG for local functions when SSE math is enabled or
590 for functions with sseregparm attribute.
591 (standard_80387_constant_p): Return -1 if mode is not
593 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
594 (ix86_expand_compare): Ditto.
595 (ix86_expand_carry_flag_compare): Ditto.
596 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
597 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
598 DECIMAL_FLOAT_MODE_P.
599 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
600 of SCALAR_FLOAT_MODE_P.
601 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
602 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
603 checks before FLOAT_MODE_P.
604 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
610 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
612 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
613 Charles Wilson <libtool@cwilson.fastmail.fm>
615 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
616 (libgcc.mvars): Don't depend on them.
617 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
620 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
622 * doc/invoke.text (--help): Document --help=common.
624 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
626 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
628 2007-04-12 Richard Sandiford <richard@codesourcery.com>
630 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
631 * genemit.c (main): Emit #include "integrate.h".
632 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
633 (LOADGP_RTP): New mips_loadgp_style.
634 * config/mips/mips.h: Include config/vxworks-dummy.h.
635 (TARGET_RTP_PIC): New macro.
636 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
637 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
638 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
640 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
641 -mvxworks-pic when using -mrtp and a PIC option.
642 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
644 (mips_symbolic_constant_p, mips_symbolic_address_p)
645 (mips_symbol_insns): Handle SYMBOL_HALF.
646 (override_options): Warn about -G and -mrtp being used together.
647 Initialize mips_lo_relocs[SYMBOL_HALF].
648 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
649 (mips_emit_loadgp): Handle LOADGP_RTP.
650 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
651 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
652 (tablejump): Handle function-relative case table entries if
654 * config/mips/predicates.md (symbol_ref_operand): New predicate.
656 2007-04-12 Richard Sandiford <richard@codesourcery.com>
658 * config/mips/mips.md (load_call<mode>): Allow any general register.
660 (sibcall_value_internal, sibcall_value_multiple_internal)
661 (call_value_internal, call_value_split, call_value_multiple_internal)
662 (call_value_multiple_split): Remove constraints from operand 0.
664 2007-04-12 Richard Sandiford <richard@codesourcery.com>
666 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
667 rather than loadgp_noshared.
668 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
669 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
671 * config/mips/mips.md (loadgp): Rename to...
672 (loadgp_newabi): ...this.
673 (loadgp_noshared): Rename to...
674 (loadgp_absolute): ...this.
676 2007-04-12 Richard Sandiford <richard@codesourcery.com>
678 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
679 false for locally-binding symbols.
680 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
682 2007-04-12 Richard Sandiford <richard@codesourcery.com>
684 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
685 (SYMBOL_GOT_PAGE_OFST): ...this.
686 (SYMBOL_GOT_GLOBAL): Rename to...
687 (SYMBOL_GOT_DISP): ...this.
688 (SYMBOL_GOTOFF_GLOBAL): Rename to...
689 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
690 * config/mips/mips.c (mips_global_symbol_p): New function.
691 (mips_symbol_binds_local_p): Likewise.
692 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
693 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use mips_global_symbol_p
694 and mips_symbol_binds_local_p.
695 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
696 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
697 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
699 (mips_ok_for_lazy_binding_p): New function.
700 (mips_load_call_address, mips_expand_call): Use it.
701 (mips_dangerous_for_la25_p): Likewise.
702 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
703 (*got_disp<mode>): Use got_disp_operand instead of
704 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
705 SYMBOL_GOTOFF_GLOBAL.
706 (*got_page<mode>): Use got_page_ofst_operand instead of
708 * config/mips/predicates.md (const_call_insn_operand): Use
709 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
710 (global_got_operand): Rename to...
711 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
713 (local_got_operand): Rename to...
714 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
717 2007-04-12 Richard Sandiford <richard@codesourcery.com>
719 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
720 TARGET_CALL_CLOBBERED_GP.
721 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
722 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
723 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
724 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
725 of TARGET_ABICALLS && !TARGET_NEWABI.
726 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
727 * config/mips/mips.c (mips_load_call_address): Check
728 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
729 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
730 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
731 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
732 TARGET_ABICALLS && TARGET_NEWABI.
733 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
735 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
736 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
737 TARGET_ABICALLS && TARGET_NEWABI.
738 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
739 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
740 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
741 whether indirect calls must use $25.
742 (mips_extra_live_on_entry): Check TARGET_GOT instead of
744 * config/mips/mips.md (jal_macro): Check flag_pic and
745 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
746 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
747 instead of TARGET_ABICALLS.
748 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
749 TARGET_ABICALLS && TARGET_OLDABI.
750 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
751 (sibcall): In the comment above the define_insn, mention
752 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
753 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
754 instead of TARGET_ABICALLS.
756 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
758 * doc/md.texi (Blackfin family constraints): Document PA and PB.
759 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
760 (MACFLAGS_MATCH_P): New macro.
761 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
762 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
763 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
764 the other MACFLAG constants.
765 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
766 (flag_machi): Tighten constraints. Renumber some of the operands.
767 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
769 (flag_machi_parts_acconly): New pattern.
770 (flag_macinithi): Tighten constraints. Allow any accumulator to be
772 (flag_macinit1hi): Tighten constraints.
773 (flag_mul_macv2hi_parts_acconly): New pattern.
775 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
776 Use a more efficient implementation.
777 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
778 inline sequences when not optimizing for size.
780 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
781 movhi_high2low): Delete, merge functionality into...
782 (packv2hi): ... this pattern.
784 2007-02-11 Jie Zhang <jie.zhang@analog.com>
785 * config/bfin/bfin.opt (msim): New option.
787 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
788 (bfin_cpu_t): Typedef of enum bfin_cpu.
789 (bfin_cpu_type): New declaration.
790 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
791 -msim and -mcpu= options.
792 (LIB_SPEC): Likewise.
793 * config/bfin/bfin.c (bfin_cpu_type): Define.
794 (bfin_handle_option): Handle -mcpu= option.
795 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
796 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
797 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
799 2007-04-12 Richard Sandiford <richard@codesourcery.com>
801 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
802 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
803 (powerpc-wrs-vxworksae): Use ${tm_file}.
804 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
805 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
806 * config/i386/vx-common.h: New file.
808 2007-04-12 Richard Sandiford <richard@codesourcery.com>
810 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
813 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
815 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
818 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
822 * c-common.c (c_build_qualified_type): Set canonical type
825 2007-04-12 Richard Guenther <rguenther@suse.de>
827 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
828 lower bound and element size if lower bound is not zero
829 or either of the ARRAY_REF operands is set.
831 2007-04-12 Richard Guenther <rguenther@suse.de>
833 PR tree-optimization/24689
834 PR tree-optimization/31307
835 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
837 * gimplify.c (canonicalize_addr_expr): To be consistent with
838 gimplify_compound_lval only set operands two and three of
839 ARRAY_REFs if they are not gimple_min_invariant. This makes
840 it never at this place.
841 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
843 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
845 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
846 null before emitting a .nsubspa directive.
848 2007-04-11 Diego Novillo <dnovillo@redhat.com>
850 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
851 need_to_partition_p if there are no memory statements in the
854 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
856 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
857 (gcd_of_steps_may_divide_p): New function.
858 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
860 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
862 * reload.c (find_reloads_toplev, find_reloads_address,
863 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
864 not a pointer equality test, to decide if we need to call
865 push_reg_equiv_alt_mem.
867 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
869 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
870 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps): New.
871 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
873 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
875 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
876 vector to be positive.
878 2007-04-11 Diego Novillo <dnovillo@redhat.com>
882 * doc/invoke.texi: Document --params max-aliased-vops and
884 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
885 debug_memory_partitions): Move to tree-flow.h
886 * params.h (AVG_ALIASED_VOPS): Define.
887 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
889 (mp_info_t): Likewise.
890 (get_mem_sym_stats_for): New.
891 (set_memory_partition): Move from tree-flow-inline.h.
892 (mark_non_addressable): Only clear the set of symbols for the
893 partition if it exists.
894 (dump_memory_partitions): Move from tree-ssa-operands.c
895 (debug_memory_partitions): Likewise.
896 (need_to_partition_p): New.
897 (dump_mem_ref_stats): New.
898 (debug_mem_ref_stats): New.
899 (dump_mem_sym_stats): New.
900 (debug_mem_sym_stats): New.
901 (update_mem_sym_stats_from_stmt): New.
902 (compare_mp_info_entries): New.
903 (mp_info_cmp): Call it.
904 (sort_mp_info): Change argument to a list of mem_sym_stats_t
906 (get_mpt_for): Move from tree-ssa-operands.c.
907 (find_partition_for): New.
908 (create_partition_for): Remove.
909 (estimate_vop_reduction): New.
910 (update_reference_counts): New.
911 (build_mp_info): New.
912 (compute_memory_partitions): Refactor.
913 Document new heuristic.
914 Call build_mp_info, update_reference_counts,
915 find_partition_for and estimate_vop_reduction.
916 (compute_may_aliases): Populate virtual operands before
917 calling debugging dumps.
918 (delete_mem_sym_stats): New.
919 (delete_mem_ref_stats): New.
920 (init_mem_ref_stats): New.
921 (init_alias_info): Call it.
922 (maybe_create_global_var): Remove alias_info argument.
923 Get number of call sites and number of pure/const call sites
924 from gimple_mem_ref_stats().
925 (dump_alias_info): Call dump_memory_partitions first.
926 (dump_points_to_info_for): Show how many times a pointer has
928 * opts.c (decode_options): For -O2 set --param
929 max-aliased-vops to 500.
930 For -O3 set --param max-aliased-vops to 1000 and --param
931 avg-aliased-vops to 3.
932 * fortran/options.c (gfc_init_options): Remove assignment to
934 * tree-flow-inline.h (gimple_mem_ref_stats): New.
935 * tree-dfa.c (dump_variable): Dump memory reference
937 Dump NO_ALIAS* settings.
938 (referenced_var_lookup): Tidy.
939 (mem_sym_stats): New.
940 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
941 and ORIG are different SSA names for a memory partition.
942 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
943 * tree-flow.h (struct mem_sym_stats_d): Define.
944 (mem_sym_stats_t): Define.
945 (struct mem_ref_stats_d): Define.
946 (struct gimple_df): Add field mem_ref_stats.
947 (enum noalias_state): Define.
948 (struct var_ann_d): Add bitfield noalias_state.
949 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
950 debug_mem_ref_stats, debug_memory_partitions,
951 debug_mem_sym_stats): Declare.
952 * tree-ssa-structalias.c (update_alias_info): Update call
953 sites, pure/const call sites and asm sites in structure
954 returned by gimple_mem_ref_stats.
955 Remove local variable IS_POTENTIAL_DEREF.
956 Increase NUM_DEREFS if the memory expression is a potential
958 Call update_mem_sym_stats_from_stmt.
959 If the memory references memory, call
960 update_mem_sym_stats_from_stmt for all the direct memory
961 symbol references found.
962 (intra_create_variable_infos): Set noalias_state field for
963 pointer arguments according to the value of
964 flag_argument_noalias.
965 * tree-ssa-structalias.h (struct alias_info): Remove fields
966 num_calls_found and num_pure_const_calls_found.
967 (update_mem_sym_stats_from_stmt): Declare.
968 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
969 Set default value to 100.
970 (PARAM_AVG_ALIASED_VOPS): Define.
972 2007-04-11 Richard Guenther <rguenther@suse.de>
975 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
976 a * -b + c as c - a * b if we honor sign dependent rounding.
978 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
980 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
982 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
983 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
985 (initialize_trampoline): Don't use old-style function definition.
986 (bfin_secondary_reload): Mark IN_P argument as unused.
988 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
990 PR tree-optimization/31343
991 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
992 (build_polynomial_chrec): Return a scalar when the evolution is zero.
993 * testsuite/gcc.dg/vect/pr31343.c: New.
995 2007-04-10 Eric Christopher <echristo@apple.com>
997 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
998 * config/i386/i386.md (*cmpfp0): Use.
999 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
1000 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
1001 (fix_trunc<mode>_i386_fisttp): Ditto.
1002 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
1003 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
1004 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
1005 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
1006 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
1007 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
1008 (unnamed_splitters): Ditto.
1009 * config/i386/i386.c (output_fix_trunc): Assert that
1010 we're not being passed a TFmode operand.
1012 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
1014 PR tree-optimization/31526
1015 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
1016 n_basic_blocks to find newly added blocks.
1018 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
1020 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
1022 (fix_trunc<mode>si_sse): Ditto.
1023 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
1024 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
1025 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
1026 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
1027 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
1028 expander using SSEMODEF mode macro.
1029 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
1030 expander using SSEMODEF mode macro.
1031 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
1032 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
1033 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
1034 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
1035 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
1036 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
1037 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
1038 Macroize insn using X87MODEF mode macro.
1040 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
1042 * config/i386/sse.md (sse2_pinsrw): Removed.
1043 (sse2_pextrw): Renamed to ...
1044 (*sse2_pextrw): This.
1046 2007-04-09 Jan Hubicka <jh@suse.cz>
1049 * config/i386/sse.md
1050 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
1051 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
1052 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
1053 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
1055 2007-04-09 Jan Hubicka <jh@suse.cz>
1057 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
1058 multiple fields of union.
1060 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
1062 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
1063 (create_preheaders): Check that loops are available.
1064 (fix_loop_structure): Clean up, improve comments.
1065 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
1066 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
1068 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
1069 * predict.c (tree_estimate_probability): Do not call
1070 calculate_dominance_info. Call create_preheaders.
1071 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
1072 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
1074 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
1075 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
1076 * tree-cfg.c (tree_split_edge): Make an assert more precise.
1077 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
1080 2007-04-08 Jan Hubicka <jh@suse.cz>
1082 * tree.h (maybe_fold_offset_to_component_ref): Declare.
1083 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
1084 * fold-const.c (fold_unary): Use it.
1086 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
1088 * varasm.c (assemble_variable): Remove call to
1089 lang_hooks.decls.prepare_assemble_variable.
1090 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
1091 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
1092 * langhooks.h (lang_hooks_for_decls): Remove
1093 prepare_assemble_variable.
1095 2007-04-08 Mike Stump <mrs@apple.com>
1097 * config/i386/i386.c: Use inc/dec on Core2.
1099 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
1101 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
1102 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
1103 lhd_tree_inlining_end_inlining): Remove.
1104 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
1105 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
1107 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
1108 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
1109 lhd_tree_inlining_end_inlining): Remove prototypes.
1110 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
1111 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
1112 LANG_HOOKS_TREE_INLINING_START_INLINING,
1113 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
1115 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
1118 2007-04-08 Anatoly Sokolov <aesok@post.ru>
1121 * config/avr/predicates.md (io_address_operand): Delete predicate.
1122 (low_io_address_operand): Don't use 'mode' argument.
1123 (higth_io_address_operand): Rename ...
1124 (high_io_address_operand): ... to this. Don't use 'mode' argument.
1125 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
1128 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
1130 Revert change removing staticp.
1132 2007-04-07 Anatoly Sokolov <aesok@post.ru>
1135 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
1138 2007-04-07 Bruce Korb <bkorb@gnu.org>
1140 * c.opt: Add -Wformat-contains-nul.
1141 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
1143 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
1144 the NUL byte warning.
1146 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
1148 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
1150 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
1152 * tree.c (staticp): No longer use staticp langhook.
1153 * langhooks.c (lhd_staticp): Removed.
1154 * langhooks.h (struct lang_hooks): Remove staticp.
1155 * c-common.c (c_staticp): Remove.
1156 * c-common.h (c_staticp): Ditto.
1157 * langhooks-defs.h (lhd_staticp): Ditto.
1158 (LHD_HOOKS_STATICP): Ditto
1159 * tree.h (gcc_assert_lowered): New macro.
1161 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
1163 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
1164 argument "reliable".
1165 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
1166 Add argument "reliable". Propagate it through calls.
1167 (infer_loop_bounds_from_undefined): Derive number of iterations
1168 estimates from references in blocks that do not dominate loop latch.
1169 (gcov_type_to_double_int): New function.
1170 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
1171 and expected_loop_iterations_unbounded.
1172 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
1173 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
1174 * tree-data-ref.c (estimated_loop_iterations): Export.
1175 (get_references_in_stmt): Fix -- do not return addresses of local
1177 * cfgloop.h (expected_loop_iterations_unbounded,
1178 estimated_loop_iterations): Declare.
1180 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
1182 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
1184 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
1186 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
1187 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
1188 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
1189 Use output_387_reg_move().
1190 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
1191 expander using X87MODEF12 mode macro.
1192 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
1193 choosing register preferences. Use output_387_reg_move().
1194 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
1195 instead of "x". Use output_387_reg_move().
1196 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
1197 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
1198 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
1199 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
1200 Use output_387_reg_move().
1201 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
1203 (*truncxf?f_i387 splitter): Ditto.
1205 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
1207 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
1208 LANG_HOOKS_SAFE_FROM_P.
1209 * expr.c (safe_from_p): Remove langhook call.
1210 * langhooks.h (lang_hooks): Remove safe_from_p.
1211 (lhd_safe_from_p): Remove prototype.
1212 * langhooks.c (lhd_safe_from_p): Remove.
1214 2007-04-06 Jan Hubicka <jh@suse.cz>
1216 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
1219 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
1221 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
1222 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
1223 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
1224 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
1226 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
1227 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
1229 2007-04-05 Richard Henderson <rth@redhat.com>
1231 * config/alpha/alpha.c (print_operand) [+]: Remove.
1232 (alpha_end_function): Print nop if call at end of function.
1233 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
1234 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
1235 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
1236 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
1237 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
1238 the call pattern. Update peepholes to match.
1240 2007-04-05 Janis Johnson <janis187@us.ibm.com>
1242 * doc/extend.texi (Other Builtins): Add decimal float variants
1244 * builtins.def: Ditto.
1245 * builtins.c (expand_builtin): Ditto.
1247 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
1248 H.J. Lu <hongjiu.lu@intel.com>
1251 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
1252 of V8HImode when calling ix86_binary_operator_ok.
1253 (sse2_pmaddwd): Call ix86_binary_operator_ok.
1254 (sdot_prodv8hi): Operands 1 and 2 must be register.
1256 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1258 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
1259 initialize align to silence bogus warning.
1261 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
1264 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
1266 (struct sra_walk_fns): Remove use_all parameter from use.
1267 (sra_hash_tree): Handle BIT_FIELD_REFs.
1268 (sra_elt_hash): Don't hash bitfld blocks.
1269 (sra_elt_eq): Skip them in parent compares as well. Handle
1271 (sra_walk_expr): Don't maintain or pass down use_all_p.
1272 (scan_use): Remove use_all parameter.
1273 (scalarize_use): Likewise. Re-expand assignment to
1274 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
1275 output, and re-scalarize after output. Don't mark anything
1277 (scalarize_ldst): Adjust.
1278 (scalarize_walk_gimple_modify_statement): Likewise.
1279 (build_element_name_1): Handle BIT_FIELD_REFs.
1280 (instantiate_element): Don't warn for any element whose parent
1282 (instantiate_missing_elements_1): Return the sra_elt.
1283 (canon_type_for_field): New.
1284 (try_instantiate_multiple_fields): New.
1285 (instantiate_missing_elemnts): Use them.
1286 (mark_no_warning): Removed.
1287 (generate_one_element_ref): Handle BIT_FIELD_REFs.
1288 (REPLDUP, sra_build_elt_assignment): New.
1289 (generate_copy_inout): Use them.
1290 (generate_element_copy): Likewise. Handle bitfld differences.
1291 (generate_element_zero): Don't recurse for blocks. Use
1292 sra_build_elt_assignment.
1293 (generate_one_element_int): Take elt instead of var. Use
1294 sra_build_elt_assignment.
1295 (generate_element_init_1): Adjust.
1296 (scalarize_use, scalarize_copy): Use REPLDUP.
1297 (scalarize_ldst): Move assert before dereference.
1298 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
1300 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
1302 * regmove.c: Fix unused variable warnings due to previous commit.
1304 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
1306 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
1307 (regmove_bb_head): Remove.
1308 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
1309 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
1310 problems with fixup_match_1.
1311 Don't initialize/free regmove_bb_head.
1313 (reg_is_remote_constant_p): If an insn is in the same basic block
1314 but not before INSN, consider it remote, too.
1316 2007-04-05 Anatoly Sokolov <aesok@post.ru>
1319 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
1320 DECL_ASSEMBLER_NAME, not the DECL_NAME.
1322 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
1324 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
1325 (CONDITIONAL_REGISTER_USAGE): Likewise.
1327 2007-04-04 Richard Henderson <rth@redhat.com>
1329 * config/alpha/lib1funcs.asm: Remove unused file.
1331 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1334 * opts.c (print_specific_help): Fix --help=<language>
1336 (common_handle_option): Support --help=common.
1338 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1341 * gcc.c (main): Do not run the linker if
1342 print_subprocess_help indicates that it shouldn't be
1345 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
1348 * doc/invoke.texi (--help=): Document <languages> value, fix
1349 formatting in tables of values.
1351 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
1353 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
1354 dllimport attribute of virtual methods.
1356 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
1358 * config/score/crti.asm: Change _bss_start to __bss_start.
1359 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
1360 (OUTGOING_REG_PARM_STACK_SPACE) update.
1361 * config/score/score.opt: add options to make backend support
1362 score5, score5u, score7 and score7d.
1363 * config/score/score.md: Likewise.
1364 * config/score/misc.md: Likewise.
1365 * config/score/mac.md: Likewise.
1366 * doc/invoke.texi: Likewise.
1367 * doc/md.texi: update constraints define.
1369 2007-04-03 Richard Henderson <rth@redhat.com>
1371 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
1372 an appropriate type, use the mode instead.
1374 2007-04-03 Richard Sandiford <richard@codesourcery.com>
1376 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
1377 Set the default --with-arch setting to mips2.
1378 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
1379 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
1380 (MULTILIB_OSDIRNAMES): Delete.
1381 (MULTILIB_DIRNAMES): Define.
1382 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
1383 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
1384 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
1385 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
1386 VXWORKS_OS_CPP_BUILTINS.
1387 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
1388 (MIPS_DEBUGGING_INFO): Undefine.
1389 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
1391 2007-04-03 Jakub Jelinek <jakub@redhat.com>
1394 * fold-const.c (native_encode_real): Encode real.c provided longs
1395 as a series of 32-bit native integers.
1396 (native_interpret_real): Interpret buffer as a series of 32-bit
1399 2007-04-03 Richard Guenther <rguenther@suse.de>
1401 * genpreds.c (write_insn_constraint_len): Write function
1402 optimized for CONSTRAINT_LEN implementation.
1403 (write_tm_preds_h): Output insn_constraint_len inline and
1404 use it for CONSTRAINT_LEN.
1405 (write_insn_preds_c): Don't output insn_constraint_len.
1406 * doc/md.texi (define_register_constraint): Document multi-letter
1407 constraints shall have the same length if they start with the same
1410 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1413 * config/i386/i386.md (isinf<mode>2): Expand only when
1414 TARGET_C99_FUNCTIONS is set.
1416 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
1418 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
1419 (x86_64-*-linux*): Ditto.
1420 * config/i386/i386.opt (mpc): New option.
1421 * config/i386/i386.c (overrride_options): Handle
1422 ix87_precision_string.
1423 * config/i386/crtprec.c: New file.
1424 * config/i386/t-crtpc: Ditto.
1425 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
1427 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
1428 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
1429 crtprec32.o, crtprec64.o and crtprec80.o.
1431 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
1433 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
1435 2007-04-02 Eric Christopher <echristo@apple.com>
1437 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
1438 limitations on darwin.
1440 2007-04-02 Anatoly Sokolov <aesok@post.ru>
1443 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
1445 2007-04-02 Dave Korn <dave.korn@artimi.com>
1447 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
1449 2007-04-02 Dave Korn <dave.korn@artimi.com>
1451 * libgcc2.h (exception_descriptor): Don't forward-declare.
1452 (__get_eh_table_language, __get_eh_table_version): Delete
1453 prototypes of long-dead functions.
1455 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
1457 * ebitmap.h: New file
1458 * ebitmap.c: New file
1459 * Makefile.in (ebitmap.o): New target.
1461 2007-04-01 Jan Hubicka <jh@suse.cz>
1463 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
1464 before very first instruction.
1466 2007-04-01 Jan Hubicka <jh@suse.cz>
1468 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
1469 waring on 64bit hosts.
1470 * bitmap.h: Fix typo in bitmap_head_def.
1472 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
1474 PR rtl-optimization/31391
1475 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
1476 into a DELETED_LABEL note, and the label is in an empty basic
1477 block, update BB_END as well as BB_HEAD.
1479 2007-04-01 Richard Henderson <rth@redhat.com>
1481 PR tree-optimization/31169
1482 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
1483 to varying if the range is outside [0, prec-1].
1485 2007-04-01 Richard Sandiford <richard@codesourcery.com>
1488 * config/mips/mips.md (load_const_gp): New insn.
1489 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
1490 the MIPS16 GP pseudo register if no_new_pseudos.
1491 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
1493 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
1496 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
1498 (call_value): Likewise.
1500 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
1501 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1504 * doc/invoke.texi: (optimization options): Reword description
1505 of -ffast-math. Document its primary purpose.
1507 2007-03-31 Richard Guenther <rguenther@suse.de>
1509 * omp-low.c (splay-tree.h): Include.
1510 (lookup_decl): Replace splay-tree usage by pointer-map.
1511 (maybe_lookup_decl): Likewise.
1512 (new_omp_context): Likewise.
1513 (delete_omp_context): Likewise.
1514 * gimplify.c (splay-tree.h): Include.
1515 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
1517 (remap_ssa_name): Likewise.
1518 (remap_decl): Likewise.
1519 (remap_type_1): Likewise.
1520 (remap_type): Likewise.
1521 (copy_body_r): Likewise.
1522 (expand_call_inline): Likewise.
1523 (clone_body): Likewise.
1524 (copy_tree_r): Likewise.
1525 (remap_save_expr): Likewise.
1526 (unsave_r): Likewise.
1527 (unsave_expr_now): Likewise.
1528 (tree_function_versioning): Likewise.
1529 (build_duplicate_type): Likewise.
1530 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
1531 (struct copy_body_data): Replace splay-tree by pointer-map.
1532 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
1533 not $(SPLAY_TREE_H).
1534 (gimplify.o): Depend on $(SPLAY_TREE_H).
1535 (omp-low.p): Likewise.
1537 2007-03-31 Anatoly Sokolov <aesok@post.ru>
1539 * config/avr/predicates.md (even_register_operand,
1540 odd_register_operand): New predicates.
1541 * config/avr/avr.md (movw peephole2): New.
1542 (movw_r peephole2): New.
1544 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
1546 * tree.h (get_signed_or_unsigned_type): New.
1547 * fold-const.c (operand_equal_for_comparison_p): Use
1548 get_signed_or_unsigned_type instead of
1549 lang_hooks.types.signed_or_unsigned_type.
1550 * expr.c (store_expr): Ditto.
1551 * langhooks.c (get_signed_or_unsigned_type): New.
1552 (lhd_signed_or_unsigned_type): New.
1553 * langhooks.h (lhd_signed_or_unsigned_type): New.
1554 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
1556 2007-03-30 Richard Henderson <rth@redhat.com>
1558 * tree-ssa-loop-ivopts.c: Include target.h.
1559 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
1560 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
1561 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
1562 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
1564 2007-03-30 Richard Henderson <rth@redhat.com>
1565 Kai Tietz <kai.tietz@onevision.com>
1567 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
1569 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
1570 (TARGET_64BIT_MS_ABI): New.
1571 (DBX_REGISTER_NUMBER): Handle 64-bit.
1572 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
1573 (LONG_TYPE_SIZE): Force to 32.
1574 (REG_PARM_STACK_SPACE): New.
1575 (OUTGOING_REG_PARM_STACK_SPACE): New.
1576 (REGPARM_MAX, SSE_REGPARM_MAX): New.
1577 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1578 (STACK_BOUNDARY): Use 128 for 64-bit.
1579 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
1580 Add 64-bit implementation.
1581 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
1583 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
1584 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
1585 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
1586 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
1587 (ix86_handle_cconv_attribute): Don't warn when ignoring if
1588 TARGET_64BIT_MS_ABI.
1589 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
1590 (ix86_pass_by_reference): Likewise.
1591 (ix86_function_value_regno_p): Likewise.
1592 (ix86_build_builtin_va_list): Likewise.
1593 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
1594 (function_arg_advance_ms_64): New.
1595 (function_arg_advance): Call it.
1596 (function_arg_ms_64): New.
1597 (function_arg): Call it.
1598 (function_value_ms_64): New.
1599 (ix86_function_value_1): Call it.
1600 (return_in_memory_ms_64): New.
1601 (ix86_return_in_memory): Call it.
1602 (setup_incoming_varargs_ms_64): New.
1603 (ix86_setup_incoming_varargs): Call it.
1604 (ix86_expand_prologue): Handle 64-bit stack probing.
1605 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
1606 (output_pic_addr_const): Likewise.
1607 (x86_this_parameter): Likewise.
1608 (x86_output_mi_thunk): Likewise.
1609 (x86_function_profiler): Likewise.
1610 (TARGET_STRICT_ARGUMENT_NAMING): New.
1611 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
1612 (TARGET_64BIT_MS_ABI): New.
1613 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
1614 * config/i386/i386.md (allocate_stack_worker): Remove.
1615 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
1616 describe the clobber of eax without a match_scratch.
1617 (allocate_stack_worker_postreload): Remove.
1618 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
1619 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
1620 (allocate_stack_worker_rex64_postreload): Remove.
1621 (allocate_stack): Handle 64-bit.
1622 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
1623 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
1624 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
1625 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
1626 (STANDARD_STARTFILE_PREFIX_1): Likewise.
1627 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
1628 * config.build (x86_64-*-mingw*): New host.
1629 * config.host (x86_64-*-mingw*): New host.
1630 * config.gcc (x86_64-*-mingw*): New target.
1631 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
1633 2007-03-30 Richard Henderson <rth@redhat.com>
1634 Kai Tietz <kai.tietz@onevision.com>
1636 * c-pragma.c (struct def_pragma_macro_value): New.
1637 (struct def_pragma_macro): New.
1638 (pushed_macro_table): New.
1639 (dpm_hash, dpm_eq): New.
1640 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
1641 (init_pragma): Install them.
1642 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
1644 2007-03-30 Anatoly Sokolov <aesok@post.ru>
1646 * config/avr/avr.c (avr_override_options): Clear
1647 'flag_delete_null_pointer_checks'.
1649 2007-03-30 Paolo Carlini <pcarlini@suse.de>
1652 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
1653 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
1654 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
1655 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
1656 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
1657 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
1658 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
1660 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
1662 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
1664 * regmove.c: Move all of pass_stack_adjustments from here...
1665 * combine-stack-adj.c: ...to this new file.
1666 * Makefile.in: Add rules for combine-stack-adj.o.
1668 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
1670 PR tree-optimization/31383
1671 * tree-data-ref.c (affine_function_equal_p): Do not require the vectors
1672 to have the same length.
1674 2007-03-30 Jan Hubicka <jh@suse.cz>
1677 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
1678 availablility; add more sanity checking; ask varpool only about
1681 2007-03-29 Richard Henderson <rth@redhat.com>
1683 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
1684 to decide, but __SIZEOF_LONG_LONG__.
1686 2007-03-29 Richard Henderson <rth@redhat.com>
1688 * emutls.c (struct __emutls_array): New.
1689 (emutls_destroy): Use it instead of casting element 0 from void*.
1690 (__emutls_get_address): Likewise.
1692 2007-03-29 Richard Henderson <rth@redhat.com>
1694 * varasm.c (initializer_constant_valid_p): Don't deny
1695 DECL_DLLIMPORT_P on functions.
1697 * config/i386/cygming.h: Remove function declarations.
1698 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
1699 (ASM_OUTPUT_LABELREF): Remove.
1700 (COMMON_ASM_OP): Remove.
1701 (ASM_OUTPUT_COMMON): Remove.
1702 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
1703 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
1704 (ASM_DECLARE_FUNCTION_NAME): Likewise.
1705 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
1706 Rename from TARGET_ENCODE_SECTION_INFO.
1707 * config/i386/netware.h: Likewise.
1708 * config/i386/i386-protos.h: Update.
1709 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
1710 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
1711 (legitimate_constant_p): Reject dllimports.
1712 (dllimport_map, get_dllimport_decl): New.
1713 (legitimize_dllimport_symbol): New.
1714 (legitimize_address, ix86_expand_move): Use it.
1715 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
1716 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
1717 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
1718 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
1719 * config/i386/predicates.md (constant_call_address_operand): Only
1720 accept symbols; reject dllimport_p symbols.
1721 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
1722 i386_pe_maybe_record_exported_symbol.
1723 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
1724 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
1725 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
1726 trust the setting of DECL_DLLIMPORT_P.
1727 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
1728 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
1729 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
1730 tidy the argument scanning loop.
1731 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
1732 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
1733 (i386_pe_strip_name_encoding): Remove.
1734 (i386_pe_binds_local_p): New.
1735 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
1736 (i386_pe_output_labelref): Remove.
1737 (i386_pe_asm_output_aligned_decl_common): New.
1738 (i386_pe_maybe_record_exported_symbol): Rename from
1739 i386_pe_record_exported_symbol; check for dllexported symbols.
1741 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
1743 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
1744 add comment explaining why vsnprintf cannot be used.
1746 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
1748 PR tree-optimization/30666
1749 * tree.c (build_complex_type): When creating type names for DWARF2
1750 debug info, create TYPE_DECLs for TYPE_NAME instead of
1752 (build_common_tree_nodes_2): Use build_complex_type when building
1753 predefined complex types, to preserve canonical types.
1755 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
1757 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
1758 (noce_get_alt_condition): Look at it to determine whether to
1759 reverse the condition or not.
1760 (noce_get_condition): Substitute the truth for lies.
1761 (noce_find_if_block): Set the then_else_reversed field.
1763 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
1765 * config/fr30/fr30.md (movdi): Do not accept immediates as the
1766 destination of this insn.
1767 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
1768 than calling gen_rtx_SET directly. Use r0 to hold the value of
1769 'address + 4' rather than a stack based temporary which can be
1772 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1774 * config/s390/s390.c (s390_secondary_input_reload_class,
1775 s390_secondary_output_reload_class): Functions removed.
1776 (s390_secondary_reload): New function.
1777 (TARGET_SECONDARY_RELOAD): Target macro defined.
1778 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
1779 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
1780 * config/s390/s390.md ("reload_outti", "reload_outdi",
1781 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
1782 "reload_out<mode>"): Expanders removed.
1783 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
1784 "reload<mode>_nonoffmem_out"): Expanders added.
1786 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
1788 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair action if
1789 SRC->DEST replacement failed anyway.
1791 2007-03-28 Mike Stump <mrs@apple.com>
1793 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
1794 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
1795 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
1797 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1799 * config.gcc: Accept barcelona as a variant of amdfam10.
1800 * config/i386/i386.c (override_options): Likewise.
1801 * doc/invoke.texi: Likewise.
1803 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
1805 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
1806 offsets for BIT_FIELD_REF and COMPONENT_REF.
1808 2007-03-28 Richard Guenther <rguenther@suse.de>
1810 * tree.c (is_global_var): Move ...
1811 * tree-flow-inline.h (is_global_var): ... here.
1812 * tree.h (is_global_var): Remove declaration.
1814 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
1816 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
1818 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
1819 * config/i386/i386.c (ix86_tune_features): Initialize new
1821 * config/i386/predicates.md (promotable_binary_operator): Use
1822 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
1824 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
1827 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
1829 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
1831 * config/fr30/fr30.md (movsi_internal): Change destination
1832 constraint from m to V and add m to the end.
1834 2007-03-28 Christian Bruel <christian.bruel@st.com>
1836 * config/sh/sh.md (movsi_i): Fix type attribute.
1838 2007-03-28 Christian Bruel <christian.bruel@st.com>
1840 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
1841 (movsf_ie): Likewise.
1843 2007-03-28 Christian Bruel <christian.bruel@st.com>
1845 * config.gcc: Add sh4-300 to multilib.
1846 * config/sh/t-mlib-sh4-300: New file.
1848 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
1850 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
1851 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
1853 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
1854 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
1855 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
1856 "fixuns_trunctddi2"): Whitespace fix.
1858 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
1860 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
1861 the definition of struct sh_args.
1862 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
1863 CALL_COOKIE_INT_REG_GET): Likewise.
1865 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
1867 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
1868 transformations are applied successfully.
1870 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
1872 * tree.c (tree_contains_struct): Permit 512 tree codes.
1873 * tree.h (tree_contains_struct): Ditto.
1874 (MAX_TREE_CODES): Ditto.
1875 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
1876 SPARE member to store remaining padding bits.
1878 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1880 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
1883 2007-03-27 Janis Johnson <janis187@us.ibm.com>
1885 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
1886 * configure: Regenerate.
1888 * configure: Regenerate using the correct version of autoconf.
1890 2007-03-27 Anatoly Sokolov <aesok@post.ru>
1892 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
1894 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
1895 regs to "__SP_L__" and "__SP_H__".
1897 2007-03-27 Richard Guenther <rguenther@suse.de>
1899 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
1900 computations with it with a HOST_WIDE_INT variable.
1902 2007-03-26 Mike Stump <mrs@apple.com>
1904 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
1905 objective-c-header, objective-c++-header and objc++-cpp-output
1907 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
1909 2007-03-26 Richard Henderson <rth@redhat.com>
1912 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
1913 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
1914 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
1915 IX86_BUILTIN_PSRLQ128): New.
1916 (ix86_init_mmx_sse_builtins): Add them.
1917 (ix86_expand_builtin): Expand them.
1918 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
1919 operand 2 be TImode.
1920 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
1921 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
1922 _mm_srli_epi64): Mark __B const.
1923 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
1924 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
1925 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
1926 new two-vector shift builtins.
1928 2007-03-26 Ian Lance Taylor <iant@google.com>
1930 PR tree-optimization/31345
1931 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
1932 [+INF, +INF(OVF)] into VARYING.
1934 2007-03-26 Zack Weinberg <zackw@panix.com>
1936 * gengtype-parse.c: New file.
1937 * gengtype-yacc.y: Delete.
1938 * gengtype-lex.l: Don't include gengtype-yacc.h.
1939 Define YY_DECL and yyterminate appropriately for recursive
1940 descent parser. yylval is now a string out-parameter to yylex.
1941 (HWS, EOID): New shorthand.
1942 (IWORD): Add a couple more types.
1943 (yylex): Add a setup stanza. Remove the complex rules for
1944 detecting GTY'ed types and typedefs; replace with simple
1945 keyword detectors. Adjust everything for the changed
1946 definition of yylval. Ignore all pp-directives, not just #define.
1948 (parse_file): Rename yybegin; do not call yyparse.
1950 * gengtype.c (xasprintf): Export again.
1951 (this_file): New. Use everywhere __FILE__ was being used.
1952 (get_lang_bitmap): Special case types defined in gengtype.c.
1953 (do_typedef, new_structure): Suppress definition of certain types.
1954 (new_structure): Improve diagnostics of duplicate definitions.
1955 Make sure location_s is associated with input.h.
1956 (nreverse_pairs, define_location_structures): New functions.
1957 (main): Improve tagging of kludge types. Remove old kludges
1958 for input.h types; use define_location_structures.
1959 * gengtype.h: Update prototypes. Define token codes here.
1960 * Makefile.in: Remove all references to gengtype-yacc.
1961 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
1963 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
1964 add GTY((skip)) to the field that's only conditionally there.
1965 * doc/install.texi: Document that Bison is no longer required
1966 unless building treelang.
1968 * gengtype.c: Don't include gtyp-gen.h.
1969 (srcdir): Declare here.
1970 (base_files, lang_dir_names): Allocate dynamically.
1971 (gt_files, num_gt_files, num_lang_dirs): New globals.
1972 (measure_input_list, read_input_line, read_input_list)
1973 (set_lang_bitmap): New functions.
1974 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
1975 simplify, relying on read_input_list to set up the bitmaps.
1976 (main): Arguments are no longer unused. Check for correct number
1977 of command line arguments, set srcdir and srcdir_len, then call
1978 read_input_list, before doing anything else. No need to worry
1979 about duplicates in main loop.
1980 * configure.ac: Simplify the calculation of all_gtfiles.
1981 Put language tags in there. Don't set or substitute
1982 all_gtfiles_files_langs or all_gtfiles_files_frags.
1983 * Makefile.in: Revamp the way gengtype is invoked, now that it
1984 takes a file on its command line with a much simpler format.
1985 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
1986 (GTFILES): Remove duplicates and C source files.
1987 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
1988 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
1989 * configure: Regenerate.
1991 * gengtype.h: Remove all type definitions to gengtype.c; leave
1992 only definitions of options_p, type_p, and pair_p as opaque
1993 pointers. Update prototypes.
1994 * gengtype.c: Many type definitions moved here from gengtype.h.
1995 Consolidate type definitions at the top of the file.
1996 (xvasprintf): Delete.
1997 (xasprintf): Make static.
1998 (create_nested_pointer_option): Add 'next' parameter.
1999 (create_field_all, create_field_at): New functions.
2000 (create_field): Now a thin wrapper around create_field_all.
2001 (create_optional_field): Rename create_optional_field_ and add
2002 line argument. Original name is now a macro which supplies
2004 (oprintf): Use vsnprintf directly.
2005 (close_output_files): Use fatal rather than perror/exit.
2006 (note_def_vec, note_def_vec_alloc): Use create_field_at.
2007 (main): Set progname. Don't use exit.
2008 * gengtype-yacc.y (struct_fields): Use create_field_at.
2009 (option, optionseqopt): Delete.
2010 (optionseq): Consolidate productions from option here so we
2011 can use the first argument to create_option.
2013 * gengtype-lex.l: Distinguish unions from structures in the
2014 token type. Don't call find_structure; return the tag as a string.
2015 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and ENT_UNION.
2016 Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is string.
2017 Reorganize typedef_struct production accordingly.
2018 Use create_nested_ptr_option.
2019 * gengtype.c (create_nested_ptr_option): New function.
2020 * gengtype.h: Declare it.
2022 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
2023 (string_type): Don't declare.
2024 (do_scalar_typedef): Declare.
2025 (create_scalar_type): Update prototype.
2026 * gengtype.c (string_type): Make static.
2027 (scalar_nonchar, scalar_char): New.
2028 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
2029 (resolve_typedef): Use scalar_nonchar for error recovery.
2030 (create_scalar_type): Remove name_len field. Return scalar_char
2031 or scalar_nonchar as appropriate.
2032 (adjust_field_type): Look at scalar_is_char boolean to decide whether
2034 (throughout): Use scalar_nonchar instead of calling create_scalar_type,
2036 (main): Initialize scalar_char and scalar_nonchar before calling
2038 * gengtype-lex.l: Adjust for removal of second argument to
2039 create_scalar_type. Use yylval.s instead of yylval.t when
2041 * gengtype-yacc.y: Type of SCALAR is string. Call
2042 create_scalar_type from type:SCALAR rule. Adjust for removal of
2043 second argument to create_scalar_type.
2045 * vec.h: Remove all #if IN_GENGTYPE blocks.
2046 Add comment saying that changes may require adjustments to gengtype.
2047 * gengtype.c: Don't include coretypes.h or tm.h.
2048 Add comment to inclusion of errors.h.
2049 (note_def_vec, note_def_vec_alloc): New functions.
2050 * gengtype.h: Declare new functions.
2051 * gengtype-lex.l: Don't include coretypes.h.
2052 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
2054 (update_lineno): Remove unnecessary prototype.
2055 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
2056 (VEC rule): Just return VEC_TOKEN.
2057 * gengtype-yacc.y (VEC_TOKEN): New token type.
2058 (type): Add a production for VEC(a,b).
2059 * Makefile.in: Update dependencies.
2061 * gengtype-lex.l: Remove rules for parsing pointer-to-function
2062 typedefs that use the old PARAMS macro.
2064 * gengtype-lex.l: Remove all rules and states relating to yacc
2066 * gengtype-yacc.y: Similarly.
2067 * gengtype.c (note_yacc_type): Delete function.
2068 * gengtype.h: Update prototypes.
2070 2007-03-26 Joseph Myers <joseph@codesourcery.com>
2072 * tree-pretty-print.c (dump_generic_node): Report precision of
2073 unnamed integer types.
2075 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
2077 * ifcvt.c (noce_try_store_flag_constants): Don't check
2078 no_new_pseudos here.
2079 (noce_try_store_flag_constants): Don't check no_new_pseudos.
2080 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
2081 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
2082 noce_try_sign_mask): Likewise.
2083 (if_convert): Check no_new_pseudos here.
2085 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
2087 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
2088 (noce_get_condition): Handle new then_else_reversed argument.
2089 (noce_init_if_info): Remove, fold into noce_find_if_block.
2090 (noce_process_if_block): Take a struct noce_if_info as the
2091 argument. Don't set up one based on ce_if_info. Update pointer
2092 references accordingly.
2093 (cond_move_process_if_block): Likewise.
2094 (process_if_block): Removed.
2095 (find_if_block): Removed. Move functionality two new functions,
2096 noce_find_if_block and cond_exec_find_if_block.
2097 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
2098 blocks and the symmetric IF-ELSE-JOIN case.
2099 (cond_exec_find_if_block): Also new function mostly based on old
2100 find_if_block and process_if_block.
2101 (find_if_header): Replace find_if_block call with separately
2102 guarded calls to noce_find_if_block and cond_exec_find_if_block.
2103 (find_cond_trap): Update noce_get_condition call.
2104 (dead_or_predicable): Likewise.
2106 2007-03-26 Jakub Jelinek <jakub@redhat.com>
2108 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
2110 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
2111 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
2112 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
2113 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
2114 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
2115 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
2116 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
2117 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
2118 __builtin_ia32_psrad128 builtins.
2120 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
2122 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
2123 * config/i386/constraints.md
2124 (define_constraint "I"): Use IN_RANGE macro.
2125 (define_constraint "J"): Ditto.
2126 (define_constraint "K"): Ditto.
2127 (define_constraint "M"): Ditto.
2128 (define_constraint "N"): Ditto.
2129 (define_constraint "O"): Ditto.
2130 * config/i386/predicates.md
2131 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
2132 (define_predicate "const_0_to_3_operand"): Ditto.
2133 (define_predicate "const_0_to_7_operand"): Ditto.
2134 (define_predicate "const_0_to_15_operand"): Ditto.
2135 (define_predicate "const_0_to_63_operand"): Ditto.
2136 (define_predicate "const_0_to_255_operand"): Ditto.
2137 (define_predicate "const_1_to_31_operand"): Ditto.
2138 (define_predicate "const_2_to_3_operand"): Ditto.
2139 (define_predicate "const_4_to_7_operand"): Ditto.
2141 2007-03-25 David Edelsohn <edelsohn@gnu.org>
2143 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
2144 in SImode for save_world.
2145 * config/rs6000/altivec.md (save_world, restore_world): Convert to
2148 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
2150 PR tree-optimization/30784
2151 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
2154 2007-03-25 Revital Eres <eres@il.ibm.com>
2156 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
2157 Fold movement_possibility function into it.
2159 2007-03-25 David Edelsohn <edelsohn@gnu.org>
2161 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
2162 (load_macho_picbase_{si,di}): Convert to LR hard reg.
2163 (call_indirect_nonlocal_darwin64): Same.
2164 (call_nonlocal_darwin64): Same.
2165 (call_value_indirect_nonlocal_darwin64): Same.
2166 (call_value_nonlocal_darwin64): Same.
2167 (sibcall_nonlocal_darwin64): Same.
2168 (sibcall_value_nonlocal_darwin64): Same.
2169 (sibcall_symbolic_64): Same.
2170 (sibcall_value_symbolic_64): Same.
2171 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
2173 (rs6000_emit_load_toc_table): Same.
2174 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
2175 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
2181 (load_toc_v4_pic_si): Same
2182 (load_toc_v4_PIC_1): Same.
2183 (load_toc_v4_PIC_1b): Same.
2184 (call_indirect_aix{32,64}): Same.
2185 (call_value_indirect_aix{32,64}): Same.
2188 (call_local{32,64}): Same.
2189 (call_value_local{32,64}): Same.
2190 (call_indirect_nonlocal_aix{32,64}): Same.
2191 (call_nonlocal_aix{32,64}): Same.
2192 (call_value_indirect_nonlocal_aix{32,64}): Same.
2193 (call_value_nonlocal_aix{32,64}): Same.
2194 (call_indirect_nonlocal_sysv<mode>): Same.
2195 (call_nonlocal_sysv<mode>): Same.
2196 (call_value_indirect_nonlocal_sysv<mode>): Same.
2197 (call_value_nonlocal_sysv<mode>): Same.
2199 (sibcall_local{32,64}): Same.
2200 (sibcall_value_local{32,64}): Same.
2201 (sibcall_nonlocal_aix{32,64}): Same.
2202 (sibcall_value_nonlocal_aix{32,64}): Same.
2203 (sibcall_nonlocal_sysv<mode>): Same.
2204 (sibcall_value): Same.
2205 (sibcall_value_nonlocal_sysv<mode>): Same.
2207 2007-03-24 Paul Brook <paul@codesourcery.com>
2209 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
2210 * config/arm/linux-eabi.h: Remove legacy syscall hack.
2212 2007-03-24 Richard Henderson <rth@redhat.com>
2214 * config/ia64/constraints.md: New file.
2215 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
2216 satisfies_constraint_?.
2217 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
2218 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
2219 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
2220 ia64_output_mi_thunk): Likewise.
2221 (ia64_const_ok_for_letter_p): Remove.
2222 (ia64_const_double_ok_for_letter_p): Remove.
2223 (ia64_extra_constraint): Remove.
2224 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
2225 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
2226 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
2227 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
2228 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
2229 EXTRA_MEMORY_CONSTRAINT): Remove.
2230 * config/ia64/ia64.md: Include constriants.md. Replace
2231 CONST_OK_FOR_? with satisfies_constraint_?.
2233 2007-03-23 Michael Meissner <michael.meissner@amd.com>
2234 H.J. Lu <hongjiu.lu@intel.com>
2236 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
2238 (name macros): Use DPD_BID_NAME to convert names properly.
2240 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
2241 decimal floating point format.
2242 (init_floating_libfuncs): Change decimal functions so that they
2243 have a "bid_" prefix if the decimal system uses the BID format,
2244 and "dpd_" prefix if the decimal system uses the DPD format.
2245 (init_interclass_conv_libfuncs): Ditto.
2246 (init_intraclass_conv_libfuncs): Ditto.
2248 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
2249 using the BID format.
2251 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
2252 whether we are using the BID decimal format.
2253 * configure: Regenerate.
2255 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
2256 the compiler has decimal floating point enabled. Define
2257 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
2260 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
2261 using the BID format.
2263 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
2264 whether we are using the BID decimal format.
2265 * configure: Regenerate.
2267 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
2268 the compiler has decimal floating point enabled. Define
2269 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
2272 * doc/install.texi (--enable-decimal-float): Document BID and DPD
2273 options, and that it is enabled for i386/x86_64 systems.
2275 * Makefile.in (enable_decimal_float): New.
2277 (DECNUMINC): Add -I$(DECNUMFMT).
2278 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
2279 to $(DECNUMFMT) from $(DECNUM).
2281 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
2282 Substitute enable_decimal_float.
2283 * configure: Regenerated.
2286 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
2289 * configure.ac: Enable decimal float for x86_64-*-linux*.
2290 * configure: Regenerated.
2293 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
2294 decimal128ClearSign to flip and clear the sign bit in decimal128.
2295 (decimal_real_maxval): Set decimal128SetSign to set the sign
2298 2007-03-23 Ian Lance Taylor <iant@google.com>
2300 * fold-const.c (fold_binary): Correct warning for X - c >= X.
2302 2007-03-23 Ian Lance Taylor <iant@google.com>
2304 * tree-dump.c (dump_files): Correct comment.
2306 2007-03-23 Ian Lance Taylor <iant@google.com>
2308 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
2310 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
2312 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
2313 in cfglayout mode. Don't go into and out of cfglayout mode.
2314 Link the blocks in the order of the constructed traces.
2315 (rest_of_handle_tracer): Adjust call to tracer.
2316 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
2317 Don't go into cfglayout mode.
2318 (rtl_loop_done): Don't go out of cfglayout mode.
2319 * cfglayout.c (relink_block_chain): New function, split out from...
2320 (fixup_reorder_chain): ...here. Remove redundant checking.
2321 (cfg_layout_finalize): Don't clear the header, footer, and aux
2322 fields here, move the code to do so to relink_block_chain. Likewise
2323 for free_original_copy_tables.
2324 * rtl.h (tracer): Update prototype.
2325 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
2326 Assert we are in cfglayout mode. Don't go into and out of cfglayout
2327 mode. Use relink_block_chain to serialize the CFG according to the
2328 new basic block order. Move targetm.cannot_modify_jumps_p check from
2330 (gate_handle_reorder_blocks): ...to here.
2331 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
2333 (gate_duplicate_computed_gotos): ...to here.
2334 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
2335 something always changes when going into and out of cfglayout mode.
2336 Perform an expensive cfg cleanup while going into cfglayout mode.
2337 Always update liveness information on HAVE_conditional_execution
2338 targets. Reserialize the basic blocks and go out of cfglayout mode.
2339 * reg-stack.c: Include cfglayout.h.
2340 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
2341 the call to reorder_basic_blocks.
2342 * basic-block.h (reorder_basic_blocks): Update prototype.
2343 (relink_block_chain): New prototype.
2344 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
2346 2007-03-23 Joseph Myers <joseph@codesourcery.com>
2348 * config/mips/mips.md (type, hazard, *movdi_32bit,
2349 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
2350 *movhi_internal, *movqi_internal, *movsf_hardfloat,
2351 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
2352 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
2353 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
2355 (movcc): Change first xfer to multi.
2356 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
2357 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
2358 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
2359 config/mips/generic.md: Change reservations using "xfer" to use
2361 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
2362 using match_operand.
2363 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
2364 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
2366 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
2368 2007-03-22 Richard Henderson <rth@redhat.com>
2370 * config/i386/i386.c: Remove unnecessary function declarations.
2371 Move targetm definition, and all related macros, to the end of
2372 the file. Resort some functions to put definitions before uses.
2373 (ix86_attribute_table): Make static. Move to end of file.
2374 (ix86_gimplify_va_arg): Make static.
2376 2007-03-22 Richard Henderson <rth@redhat.com>
2378 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
2379 don't increase local_regparm with force_align_arg_pointer check.
2380 (ix86_function_sseregparm): Assert 32-bit.
2381 (type_has_variadic_args_p): New.
2382 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
2383 type_has_variadic_args_p.
2384 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
2385 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
2386 use memset instead. Do maybe_vaarg check first; skip attribute
2387 tests if true; skip attribute tests for 64-bit.
2388 (construct_container): Remove TARGET_DEBUG_ARG.
2389 (function_arg_advance_32, function_arg_advance_64): Split out ...
2390 (function_arg_advance): ... from here.
2391 (function_arg_32, function_arg_64): Split out ...
2392 (function_arg): ... from here.
2393 (ix86_pass_by_reference): Tidy.
2394 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
2395 (function_value_32): New, from parts of ix86_function_value
2396 and ix86_value_regno.
2397 (function_value_64): New, from parts of ix86_function_value
2398 and ix86_libcall_value.
2399 (ix86_function_value_1): New.
2400 (ix86_function_value, ix86_libcall_value): Use it.
2401 (return_in_memory_32, return_in_memory_64): Split out ...
2402 (ix86_return_in_memory): ... from here.
2403 (ix86_struct_value_rtx): Skip for 64-bit.
2404 (ix86_libcall_value, ix86_value_regno): Remove.
2405 (setup_incoming_varargs_64): Split out ...
2406 (ix86_setup_incoming_varargs): ... from here.
2407 (ix86_va_start): Remove TARGET_DEBUG_ARG.
2408 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
2409 * config/i386/i386-protos.h (ix86_function_value): Remove.
2410 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
2412 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2415 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
2416 infinities not supported, otherwise emit warning if -Woverflow. On
2417 underflow, emit warning if -Woverflow.
2418 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
2420 * real.h (real_from_string): Update declaration
2422 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
2423 Richard Henderson <rth@redhat.com>
2425 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
2426 * calls.c (compute_argument_block_size, expand_call,
2427 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
2428 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
2429 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
2430 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
2431 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
2432 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
2433 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
2434 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
2437 2007-03-22 Joseph Myers <joseph@codesourcery.com>
2439 * c-incpath.c (add_sysroot_to_chain): New.
2440 (merge_include_chains): Add sysroot argument. Call
2441 add_sysroot_to_chain if sysrooted.
2442 (register_include_chains): Update call to merge_include_chains.
2443 * doc/cppopts.texi: Document use of '=' in include directory
2446 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
2448 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
2449 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
2450 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
2451 insn pattern using X87MODEF12 mode macro.
2453 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
2455 * regmove.c (regmove_optimize): Use reg_mentioned_p
2456 instead of reg_overlap_mentioned_p for DST.
2458 2007-03-21 Mike Stump <mrs@apple.com>
2460 * c.opt: Fixup for Objective-C/C++.
2462 2007-03-21 Steve Ellcey <sje@cup.hp.com>
2464 * explow.c (convert_memory_address): Fold memory reference when
2465 POINTERS_EXTEND_UNSIGNED < 0
2467 2007-03-21 Richard Henderson <rth@redhat.com>
2470 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
2471 * config/i386/mmintrin.h (__m64): Likewise.
2472 * config/i386/xmmintrin.h (__m128): Likewise.
2474 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2476 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
2477 (VXWORKS_OS_CPP_BUILTINS): Define.
2478 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
2479 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
2481 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2483 * rtl.h (constant_pool_reference_p): Delete.
2484 (find_constant_src): Declare.
2485 * rtlanal.c (find_constant_src): New function.
2486 * simplify-rtx.c (constant_pool_reference_p): Delete.
2487 * config/i386/i386.md: Use find_constant_src instead of
2488 constant_pool_reference_p/avoid_constant_pool_reference pairs.
2490 2007-03-21 Richard Sandiford <richard@codesourcery.com>
2492 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
2493 * c-cppbuiltin.c (c_cpp_builtins): Define them.
2495 2007-03-20 Mark Mitchell <mark@codesourcery.com>
2497 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
2498 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
2499 (arm_elf_asm_constructor): Use it.
2500 (arm_elf_asm_destructor): New function.
2502 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
2504 * jump.c (mark_jump_label): Treat SEQUENCE specially.
2506 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
2508 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
2510 2007-03-19 Andrew Haley <aph@redhat.com>
2512 PR tree-optimization/31264
2513 * tree-vrp.c (register_edge_assert_for_1): Don't look though
2516 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
2518 PR rtl-optimization/30907
2519 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
2520 (fwprop_init): Always call loop_optimizer_initialize.
2521 (fwprop_done): Always call loop_optimizer_finalize.
2522 (fwprop): We always have loop info now.
2523 (gate_fwprop_addr): Remove.
2524 (pass_fwprop_addr): Use gate_fwprop as gate.
2526 PR rtl-optimization/30841
2527 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
2528 df_chain_alloc): Call df_reorganize_refs unconditionally.
2529 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
2530 refs_organized to refs_organized_size.
2531 (df_ref_create_structure): Use refs_organized_size instead of
2532 bitmap_size if refs had been organized, and keep refs_organized_size
2534 * df.h (struct df_ref_info): Change refs_organized to
2535 refs_organized_size.
2536 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
2539 2007-03-19 Mark Mitchell <mark@codesourcery.com>
2541 * except.c (output_function_exception_table): Do not reference the
2542 EH personality routine for functions that do not require an
2545 2007-03-20 Jakub Jelinek <jakub@redhat.com>
2548 * c-typeck.c (convert_for_assignment): Call comptypes for
2549 RECORD_TYPE or UNION_TYPE.
2552 * reload1.c (reload): Do invalid ASM checking after
2553 cleanup_subreg_operands.
2555 2007-03-19 Jeff Law <law@redhat.com>
2557 * tree-cfg.c (find_taken_edge): Tighten conditions for
2558 optimizing computed gotos.
2560 2007-03-19 Michael Matz <matz@suse.de>
2562 * builtins.c (expand_builtin_sync_operation,
2563 expand_builtin_compare_and_swap,
2564 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
2567 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
2568 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
2571 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2573 * doc/tm.texi: Add brackets around the return type of
2574 TARGET_SECONDARY_RELOAD.
2576 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
2577 Richard Guenther <rguenther@suse.de>
2579 PR tree-optimization/31254
2580 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
2581 Use handled_component_p () where appropriate. Continue
2582 propagating into the rhs if we propagated into an INDIRECT_REF
2585 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2587 * config/s390/s390.md (op_type attribute): RRR instruction type added.
2588 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
2589 (xde, xdee): Mode attributes adjusted to support DFP modes.
2590 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
2591 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
2592 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
2593 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
2594 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
2595 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2596 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
2598 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
2599 "movsf"): Insn definitions removed.
2600 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
2601 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
2602 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
2604 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
2605 "reload_in<mode>", "reload_out<mode>"): Expander added.
2606 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
2609 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2611 * config/s390/s390.md: Only non-functional changes. Renamed
2612 FPR mode macro to BFP all over the file.
2614 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2616 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
2617 (op_type attribute): RRF instruction type added.
2618 (fT0): New mode attribute.
2619 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
2620 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
2621 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new instruction
2622 no secondary memory is needed when moving DFmode values between GPRs
2625 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2627 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
2628 inverted and documentation adjusted.
2629 ("mhard-dfp", "msoft-dfp"): New options.
2630 * config/s390/s390.c (s390_handle_arch_option): New architecture
2632 (override_options): Sanity checks for the new options added.
2633 * config.gcc: New architecture switch: z9-ec.
2634 * config/s390/s390.h (processor_flags): PF_DFP added.
2635 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
2636 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
2637 when the bit is NOT set so remove it from the defaults.
2639 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
2641 * genemit.c (main): Print include statement for dfp.h.
2642 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
2645 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2647 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
2649 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
2652 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
2655 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2657 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
2658 attr_length_call, output_call, output_indirect_call): Cleanup
2659 formatting of targetm calls.
2661 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
2663 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
2665 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2667 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
2668 reservation, bypass and anti-bypass descriptions for these instructions.
2669 Update move patterns.
2670 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
2673 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
2675 * tree-vect-transform.c (get_initial_def_for_induction): Replace
2676 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
2677 (get_initial_def_for_reduction): Likewise.
2679 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
2681 Fix PR tree-optimization/29922
2682 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
2683 (get_representative): Removed.
2684 (value_dies_in_block_x): Update for rvuse removal.
2685 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
2686 (compute_antic_aux): Handle when PHI nodes appear in
2687 non-single-successors.
2688 (dump_bitmap_of_names): Removed.
2689 (compute_antic_safe): Renamed and removed rvuse calculation.
2690 Calculate only antic safe.
2691 (insert_into_preds_of_block): Remove assert.
2692 (execute_pre): Update for renamed functions.
2693 (defer_or_phi_translate_block): New function.
2695 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2697 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
2698 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
2700 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
2701 Follow spelling conventions.
2703 * tree-data-ref.h: Remove the prototype for analyze_array.
2705 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
2707 PR tree-optimization/31041
2708 * tree-vect-transform.c (get_initial_def_for_induction): Call
2709 force_gimple_operand.
2711 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
2713 * ipa-type-escape.c (look_for_casts) : Revert code to use
2714 handled_component_p due to ada test a-numaux.adb.
2716 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
2718 * final.c (final_scan_insn): Alter the condition of a
2719 conditional trap if we have nonstandard CC.
2721 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2723 * configure.ac: Remove excess quoting from asm line 0 test.
2724 * configure: Rebuilt.
2726 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2728 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
2729 * c-common.c (convert_and_check): Move warning logic to...
2730 (warnings_for_convert_and_check): ...here. Define.
2731 * c-common.h (warnings_for_convert_and_check): Declare.
2733 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2735 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
2736 (output_call): Likewise.
2738 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2740 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
2742 2007-03-16 Richard Sandiford <richard@codesourcery.com>
2744 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
2746 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
2748 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
2749 opteron, athlon-64 and athlon-fx processor_alias_table entries.
2751 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
2753 PR tree-optimization/31183
2754 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
2755 Use double_int instead of unsigned int for representing access_strides.
2756 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
2758 2007-03-16 Richard Guenther <rguenther@suse.de>
2760 PR tree-optimization/31146
2761 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
2762 to allow recursion of forward_propagate_addr_expr.
2763 (forward_propagate_addr_into_variable_array_index): Likewise.
2764 (forward_propagate_addr_expr): Likewise.
2765 (tree_ssa_forward_propagate_single_use_vars): Likewise.
2766 (forward_propagate_addr_expr_1): Recurse on simple copies
2767 instead of propagating into them. Do so for useless conversions
2769 (forward_propagate_addr_expr): Clean up unused statements after
2772 2007-03-16 Richard Guenther <rguenther@suse.de>
2774 * builtins.c (expand_builtin_cexpi): Use the right argument
2775 for the expansion via cexp.
2777 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2779 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
2780 * configure: Rebuilt.
2782 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
2785 * dwarf2out.c (force_type_die): Adjust comment.
2786 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
2788 2007-03-15 DJ Delorie <dj@redhat.com>
2790 * config/frv/predicates.md (minmax_operator): Don't check operands
2793 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2795 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
2796 Update constant estimates of number of iterations.
2797 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
2798 argument renamed to "realistic".
2799 (compute_estimated_nb_iterations): Removed.
2800 (record_niter_bound): New function.
2801 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
2802 call record_nonwrapping_iv with upper = false.
2803 (infer_loop_bounds_from_signedness): Pass upper argument to
2804 record_nonwrapping_iv.
2805 (estimate_numbers_of_iterations_loop): Do not call
2806 compute_estimated_nb_iterations. Record estimate based on profile
2807 information. Initialize the constant estimates of number of
2809 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
2811 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
2812 number of iterations is too small.
2813 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
2814 (EST_NOT_AVAILABLE): Removed.
2815 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
2816 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
2819 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
2821 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
2822 Handle NE_EXPR guards.
2824 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2827 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
2828 Set also -pedantic-errors by default for the preprocessor unless
2829 -fpermissive is given.
2831 2007-03-15 Richard Guenther <rguenther@suse.de>
2835 * builtins.c (expand_builtin_cexpi): As a fallback if we
2836 don't have builtins for sincos or cexp create a function
2837 declaration for cexp and expand to a call to that.
2838 (expand_builtin_int_roundingfn): Always fall
2839 back to floor/ceil and its variants even if they may be
2842 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
2845 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
2846 jump tables, move the call to delete_dead_jumptables from here...
2847 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
2848 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
2849 don't allow merging of blocks that try_redirect_by_replacing_jump
2850 also does not handle when not optimizing.
2852 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2853 Francois-Xavier Coudert <coudert@clipper.ens.fr>
2855 * config/i386/i386.md (x86_sahf_1): Correctly handle
2858 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
2861 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
2862 x86_64_general_operand as operand[2] predicate. Remove "iF"
2863 from operand constraints and use "e" constraint instead.
2864 (*subti3_1, *subti3_1 splitter): Ditto.
2865 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
2866 operand[1] predicate.
2868 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
2870 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
2871 arrays, multiply the access strides by the size of the sub-array.
2872 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
2874 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2876 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
2877 the configured assembler supports the sahf mnemonic.
2878 * configure: Regenerate.
2879 * config.in: Regenerate.
2881 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
2882 emit "sahf" or ".byte\t0x9e" as asm template.
2884 2007-03-14 Michael Meissner <michael.meissner@amd.com>
2887 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
2888 option to replace hard coded TARGET_xxx in md file.
2889 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
2890 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2891 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
2892 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
2893 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
2894 (X86_TUNE_NOT_VECTORMODE): Ditto.
2895 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
2896 (TUNE_AVOID_VECTOR_DECODE): Ditto.
2897 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
2898 (TUNE_SLOW_IMUL_IMM8): Ditto.
2899 (TUNE_MOVE_M1_VIA_OR): Ditto.
2900 (TUNE_NOT_UNPAIRABLE): Ditto.
2901 (TUNE_NOT_VECTORMODE): Ditto.
2903 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
2906 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
2907 tuning options instead of hard coded TARGET_xxx.
2908 (fix ssemode peephole2's): Ditto.
2909 (imul peephole2's): Ditto.
2911 (movdi_or_rex64): Ditto.
2912 (move peephole2): Ditto.
2913 (not peephole2's): Ditto.
2915 2007-03-14 Dirk Mueller <dmueller@suse.de>
2917 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
2918 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
2919 * c-parser.c (c_parser_if_body): Always add an empty statement in case
2921 * c-parser.c (c_parser_do_statement): Warn about empty body in
2923 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
2924 * doc/invoke.texi (-Wempty-body): Update documentation.
2926 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2929 * c-common.h (warn_for_div_by_zero): Declare.
2930 * c-common.c (warn_for_div_by_zero): Define.
2931 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
2934 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2936 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
2937 to PREFIX and STANDARD_PREFIX.
2939 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2940 Phil Edwards <phil@codesourcery.com>
2942 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
2943 (__gthread_once_t): Remove busy field for RTPs.
2944 (__GTHREAD_ONCE_INIT): Update accordingly.
2946 2007-03-14 Richard Sandiford <richard@codesourcery.com>
2948 * doc/invoke.texi: Document VxWorks options.
2950 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
2952 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
2954 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
2956 PR tree-optimization/30590
2957 * tree-nrv.c (tree_nrv): Check for the partial update of the
2960 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
2962 * flags.h (flag_random_seed): Remove declaration, in favor of...
2963 * toplev.h (get_random_seed, set_random_seed): ... these.
2964 * tree.c (get_file_function_name): Use the former.
2965 * opts.c (common_handle_option): Use the latter.
2968 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
2971 * cse.c (cse_find_path): Do not bail out if a basic block that
2972 we already visited now becomes part of a path that starts at a
2973 different basic block. Just disallow this, to make sure we
2974 visit each basic block at most once.
2976 2007-03-13 Jan Hubicka <jh@suse.cz>
2978 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold attributes,
2979 when profile esitmate is present, calls with very low frequency are
2982 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
2984 PR tree-optimization/30730
2985 PR tree-optimization/26900
2986 * tree-ssa-loop-niter.c: Include gmp.h.
2988 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
2989 split_to_var_and_offset, determine_value_range,
2990 bound_difference_of_offsetted_base, refine_bounds_using_guard,
2991 bound_difference, bounds_add, bounds_negate,
2992 number_of_iterations_ne_max, dump_affine_iv): New functions.
2993 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2994 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
2995 difference of initial and final value of control iv to validate
2997 (number_of_iterations_cond): Add loop parameter. Determine bounds
2998 on the difference of the extremes of the control iv. Add dumps.
2999 (expand_simple_operations): Handle phi nodes.
3000 (simplify_using_initial_conditions): Do not record used conditions.
3001 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
3002 Do not set additional_info.
3003 (implies_nonnegative_p, implies_ge_p): Removed.
3004 (derive_constant_upper_bound): Do not use parameter `additional'.
3005 (record_estimate): Parameter `additional' removed. Parameter
3006 `i_bound' added. Do not call derive_constant_upper_bound.
3007 (record_nonwrapping_iv): Use derive_constant_upper_bound to
3008 bound the number of iterations estimate.
3009 (estimate_numbers_of_iterations_loop): Pass the estimate from
3010 the number of iterations analysis to record_estimate.
3011 * tree.h (multiple_of_p): Declare.
3012 * tree-scalar-evolution.c (expression_expensive_p): Removed.
3013 (scev_const_prop): Do not check expression_expensive_p.
3014 * fold-const.c (multiple_of_p): Exported.
3015 * double-int.c (double_int_mask): Exported.
3016 * double-int.h (double_int_mask): Declare.
3017 * tree-flow.h (struct tree_niter_desc): Removed additional_info
3018 field. Added max field.
3020 2007-03-13 David Taylor <taylor@candd.org>
3023 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
3026 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3029 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
3030 two unamed patterns.
3032 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
3034 * config/i386/i386.opt (mcx16, msahf): New options.
3035 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
3036 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
3038 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
3039 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
3040 Output -mcx16 and -msahf options when corresponding bit is set.
3042 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
3045 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
3047 * configure.ac: Test for assembler tolerance to # 0 "".
3048 * configure, config.in: Rebuilt.
3049 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
3051 2007-03-13 Geoffrey Keating <geoffk@apple.com>
3053 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
3055 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
3056 (handle_syscall): Handle direct system calls.
3057 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
3059 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
3061 * doc/invoke.texi: Fix cpp.info cross-reference.
3062 * doc/passes.texi: Fix gcc.info cross-reference.
3064 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
3066 PR tree-optimization/30835
3067 * lambda-code.c (can_convert_to_perfect_nest): Check whether
3068 bb_for_stmt is not NULL before accessing it.
3070 2007-03-12 Joseph Myers <joseph@codesourcery.com>
3072 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
3075 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
3078 * doc/install.texi: Document --enable-stage1-languages
3080 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
3082 * tree-pass.h (pass_into_cfg_layout_mode,
3083 pass_outof_cfg_layout_mode): Declare.
3084 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
3085 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
3086 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
3087 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
3089 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
3091 * c-decl.c (warn_variable_length_array): New function.
3092 Refactored from grokdeclarator to handle warn_vla
3093 and handle unnamed array case.
3094 (grokdeclarator): Refactored VLA warning case.
3095 * c.opt (Wvla): New flag.
3096 * doc/invoke.texi (Wvla): New warning.
3098 2007-03-12 Richard Henderson <rth@redhat.com>
3100 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
3101 (TARGET_SECTION_TYPE_FLAGS): New.
3103 2007-03-12 Richard Henderson <rth@redhat.com>
3105 * config/darwin.c (machopic_reloc_rw_mask): New.
3106 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
3107 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
3109 2007-03-12 Mark Mitchell <mark@codesourcery.com>
3111 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
3112 * cppdefault.h (cpp_PREFIX): Document.
3113 (cpp_PREFIX_len): Likewise.
3114 (cpp_EXEC_PREFIX): New variable.
3115 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
3116 * c-incpath.c (add_standard_paths): Correct logic for relocating
3117 paths within prefix.
3119 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
3121 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
3122 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
3124 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
3125 fix_truncdfdi_sse using SSEMODEF mode macro.
3126 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
3127 fix_truncdfsi_sse using SSEMODEF mode macro.
3128 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
3129 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
3131 2007-03-12 Richard Sandiford <richard@codesourcery.com>
3133 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
3136 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
3138 * tree.h : Add multiple_of_p declaration.
3139 * fold-const.c (multiple_of_p): Make multiple_of_p public.
3140 * ipa-type-escape.c (results_of_malloc): Redundant.
3141 (visited_stmts): New. Visited stmt for walk_use_def_chains.
3142 (cast_type): Extended with new members.
3143 (check_cast): Returns cast_type.
3144 (cast): New structure for data of walk_use_def_chains.
3145 (is_malloc_result, is_cast_from_non_pointer_1,
3146 is_cast_from_non_pointer,
3147 is_array_access_through_pointer_and_index): New functions.
3148 (look_for_casts): Returns cast types.
3149 (check_call): Returns void.
3150 (okay_pointer_operation): Use support of pointer plus index,
3151 pointer plus constant and allow all multiplications.
3153 2007-03-11 Richard Guenther <rguenther@suse.de>
3155 PR tree-optimization/31115
3156 * tree-vrp.c (extract_range_from_binary_expr): Make sure
3157 the shift count is positive and non-anti-range for RSHIFT_EXPR.
3158 A shift count of zero is not special as with *_DIV_EXPR.
3159 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
3162 2007-03-11 Ian Lance Taylor <iant@google.com>
3164 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
3165 the *_DIV_EXPR codes correctly with overflow infinities.
3167 2007-03-11 Ira Rosen <irar@il.ibm.com>
3169 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
3170 indicate success/failure of the analysis. Add negation to subtrahend
3171 in case of subtraction. Fail if both operands contain constants.
3172 (create_data_ref): Fail if analyze_offset fails.
3174 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
3176 * config/i386/i386.md (frndintxf2): Rename to ...
3177 (rintxf2): ... this. Remove expander having same name.
3178 (rintsf2, rintdf2): Implement using SSEMODEF macro.
3179 (roundsf2, rounddf2): Ditto.
3180 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
3181 (lround<mode>di2, lround<mode>si2): Ditto.
3183 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
3185 * lower-subreg.c: Include except.h.
3186 (decompose_multiword_subregs): Verify that the only control flow
3187 insns we can split are loads to multi-words pseudos.
3188 Handle breaking such blocks after splitting, instead of calling
3189 find_many_sub_basic_blocks.
3191 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
3192 on the new basic block. Add a lengthy comment explaining why we
3193 thought this was necessary.
3194 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
3196 2007-03-10 Mark Mitchell <mark@codesourcery.com>
3199 * tree.c (walk_type_fields): Recurse into the element type of
3200 ARRAY_TYPEs if there is a pointer set.
3202 2007-03-10 Dirk Mueller <dmueller@suse.de>
3204 * c-common.c (warn_logical_operator): Fix condition.
3206 2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
3208 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
3210 * config/darwin.c (machopic_select_section): Remove superfluous
3211 argument in call to categorize_decl_for_section. Remove unused
3214 2007-03-10 Joseph Myers <joseph@codesourcery.com>
3216 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
3218 * configure: Regenerate.
3220 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
3223 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
3224 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
3225 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
3226 Add LABEL_NUSES to emitted label.
3227 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
3228 branch probability value to emitted jump insn.
3229 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
3230 Do not check life information and do not re-arrange input operands
3231 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
3233 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
3235 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
3236 the change of decode_asm_operands.
3238 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
3240 * mode-switching.c (create_pre_exit): Skip blockage insn.
3242 2007-03-09 Diego Novillo <dnovillo@redhat.com>
3244 * tree-pass.h (TODO_update_smt_usage): Remove.
3246 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
3250 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3252 * pa.c (attr_length_call): Revise condition for long pc-relative branch.
3253 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
3254 calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
3257 2007-03-09 Geoffrey Keating <geoffk@apple.com>
3259 * gcc.c: Document %{, in big comment at top.
3260 (input_suffix_matches): Remove special handling for .s and
3262 (input_spec_matches): New.
3263 (handle_braces): Handle %{,.
3264 (validate_switches): ',' indicates a value which is not a switch.
3265 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
3266 to detect assembler input.
3267 * config/i386/sol2.h (CPP_SPEC): Likewise.
3268 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
3269 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
3270 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
3271 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
3272 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
3273 -m64 causes deployment target to default to 10.5.
3274 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
3276 2007-03-09 Richard Henderson <rth@redhat.com>
3279 * target.h (targetm.asm.out.reloc_rw_mask): New.
3280 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
3281 (TARGET_ASM_OUT): Use it.
3282 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
3283 * varasm.c (categorize_decl_for_section): Remove shlib argument;
3284 use the new reloc_rw_mask target hook instead.
3285 (default_section_type_flags_1): Merge into...
3286 (default_section_type_flags): ... here.
3287 (decl_readonly_section_1): Merge into...
3288 (decl_readonly_section): ... here.
3289 (default_elf_select_section_1): Merge into...
3290 (default_elf_select_section): ... here.
3291 (default_unique_section_1): Merge into...
3292 (default_unique_section): ... here.
3293 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
3294 (default_select_rtx_section): Use it.
3295 (default_elf_select_rtx_section): Likewise.
3296 * output.h: Update to match.
3297 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
3298 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
3299 (TARGET_ASM_RELOC_RW_MASK): New.
3300 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
3301 to categorize_decl_for_section.
3302 (x86_64_elf_unique_section): Likewise.
3303 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
3304 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
3305 (TARGET_ASM_RELOC_RW_MASK): New.
3306 * config/ia64/ia64.c (ia64_rwreloc_select_section,
3307 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
3308 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
3309 (TARGET_RWRELOC): Remove.
3310 (ia64_section_type_flags): Adjust call to default_section_type_flags.
3311 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
3312 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
3313 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
3314 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
3315 (rs6000_xcoff_select_section): Use decl_readonly_section.
3316 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
3317 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
3318 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
3319 (TARGET_SECTION_TYPE_FLAGS): Remove.
3320 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
3322 2007-03-09 Roger Sayle <roger@eyesopen.com>
3324 * fold-const.c (fold_comparison): Remove compile-time evaluation of
3325 complex constant equality/inequality comparisons for here.
3326 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
3327 known at compile-time or can be simplified to a scalar comparison.
3328 (fold_relational_const): Move compile-time evaluation of complex
3329 constant equality/inequality comparisons to here.
3331 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3333 PR rtl-optimization/30643
3334 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
3336 (fold_rtx): Recurse, like before 2006-11-03.
3338 2007-03-09 DJ Delorie <dj@redhat.com>
3340 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
3343 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
3345 PR tree-optimization/30375
3346 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
3347 LHS of statements is not the same.
3348 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
3350 2007-03-09 Chao-ying Fu <fu@mips.com>
3352 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
3354 * doc/invoke.texi (-mdspr2): Document new option.
3355 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
3356 New unspec for DSP REV 2.
3357 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
3358 these instructions are extended in DSP REV 2.
3359 (mips-dspr2.md): Include.
3360 * config/mips/mips.opt (mdspr2): New option.
3361 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
3362 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
3363 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
3364 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
3365 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
3366 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
3367 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
3369 (bdesc_map): Add one field of unsupported_target_flags.
3370 (bdesc_arrays): Update entries to have extra fields. Add
3372 (mips_init_builtins): Initialize new function types.
3373 Check unsupported_target_fileds to filter out builtins.
3374 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
3376 (ASM_SPEC): Pass mdspr2 to the assembler.
3377 * config/mips/mips-dspr2.md: New file.
3379 2007-03-09 Sa Liu <saliu@de.ibm.com>
3381 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
3383 2007-03-09 Ian Lance Taylor <iant@google.com>
3385 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
3386 argument) like -Wstrict-overflow=2.
3387 * doc/invoke.texi (Warning Options): Update documentation.
3389 2007-03-09 Dirk Mueller <dmueller@suse.de>
3392 * doc/invoke.texi (-Wlogical-op): Document.
3393 * common.opt (-Wlogical-op): New.
3394 * c-common.h (warn_logical_operator): Declare.
3395 * c-common.c (warn_logical_operator): Define.
3396 * c-typeck.c (parser_build_binary_op): Call
3397 warn_logical_operator.
3399 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3401 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
3402 * final.c (final_scan_insn): Test for non-"" file name.
3404 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
3406 * doc/loop.texi: Document the Omega linear constraints solver.
3407 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
3408 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
3409 omega-hash-table-size, omega-max-keys, and
3410 omega-eliminate-redundant-constraints.
3411 * tree-pass.h (pass_check_data_deps): Declared.
3414 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
3415 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
3416 pass_check_data_deps): New.
3417 * tree-data-ref.c (init_data_ref): Remove declaration.
3418 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
3419 (analyze_array): Renamed init_array_ref, move up initializations.
3420 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
3421 Removed arguments that are set to NULL.
3422 (analyze_indirect_ref): Correct indentation, correct call to
3424 (object_analysis): Call init_array_ref instead of analyze_array.
3425 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
3426 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
3427 of DR_ACCESS_FNS_ADDR.
3428 (init_omega_eq_with_af, omega_extract_distance_vectors,
3429 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
3430 ddr_consistent_p): New.
3431 (compute_affine_dependence): Check consistency of ddrs when
3432 flag_check_data_deps is passed.
3433 (analyze_all_data_dependences): Uncomment.
3434 (tree_check_data_deps): New.
3435 * tree-data-ref.h: Include omega.h.
3436 (DR_ACCESS_FNS_ADDR): Removed.
3437 (data_dependence_relation): Add inner_loop.
3438 (DDR_INNER_LOOP): New.
3439 * common.opt (fcheck-data-deps): New.
3440 * tree-flow.h (tree_check_data_deps): Declare.
3441 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
3442 (OBJS-common): Depend on omega.o.
3444 * passes.c (pass_check_data_deps): Scheduled.
3445 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
3446 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
3447 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
3448 PARAM_VECT_MAX_VERSION_CHECKS,
3449 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
3451 2007-03-09 Richard Guenther <rguenther@suse.de>
3453 PR tree-optimization/30904
3455 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
3456 the same way as *_DIV_EXPR.
3458 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3460 * recog.c (decode_asm_operands): No mixed declarations and code.
3462 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
3464 * rtl.def (ASM_INPUT): Add location.
3465 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
3466 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
3467 (decode_asm_operands): Add loc operand.
3468 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
3469 * stmt.c (expand_asm): Rename to...
3470 (expand_asm_loc): ... this. Add locus argument. Pass it on to
3471 gen_rtx_ASM_INPUT_loc.
3472 (expand_asm_expr): Adjust.
3473 * recog.c (decode_asm_operands): Add loc operand.
3474 (check_asm_operands, extract_insn): Adjust.
3475 * reload1.c (maybe_fix_stack_asms): Likewise.
3476 * final.c (asm_insn_count): Likewise.
3477 (final_scan_insn): Output # line before and after asm.
3479 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
3481 * tree-ssa-structalias.c (variable_info): Remove
3483 (new_var_info): Ditto.
3484 (shared_bitmap_info_t): New structure.
3485 (shared_bitmap_table): New variable.
3486 (shared_bitmap_hash): New function.
3487 (shared_bitmap_eq): Ditto
3488 (shared_bitmap_lookup): Ditto.
3489 (shared_bitmap_add): Ditto.
3490 (merge_smts_into): Change to take bitmap directly.
3491 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
3492 (init_alias_vars): Init shared bitmap hashtable.
3493 (delete_points_to_sets): Delete shared bitmap hashtable.
3494 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
3495 is_aliased removal as a change that was still necessary was
3498 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
3500 * config/i386/i386.h (override_options): Conditionally disable
3501 x86_sahf for 64bit targets only.
3503 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3506 * c-decl.c (merge_decls): Don't call make_var_volatile.
3507 * varasm.c (make_var_volatile): Remove.
3508 * output.h (make_var_volatile): Remove.
3510 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
3512 PR tree-optimization/31085
3513 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
3515 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3517 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
3518 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
3519 ATTR_CONST_NOTHROW_LIST.
3521 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
3524 2007-03-08 Diego Novillo <dnovillo@redhat.com>
3526 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
3528 2007-03-08 Geoffrey Keating <geoffk@apple.com>
3531 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
3533 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
3534 passed, use shared libgcc.
3536 2007-03-08 Roger Sayle <roger@eyesopen.com>
3538 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
3539 instead of calling build2 with a GIMPLE_MODIFY_STMT.
3540 (honor_protect_cleanup_actions, lower_try_finally_switch):
3542 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
3543 ifc_temp_var): Likewise.
3544 * tree-inline.c (setup_one_parameter): Likewise.
3545 * tree-mudflap.c (mf_decl_cache_locals,
3546 mf_build_check_statement_for): Likewise.
3547 * tree-nested.c (init_tmp_var, save_tmp_var,
3548 finalize_nesting_tree_1): Likewise.
3549 * tree-outof-ssa.c (insert_copy_on_edge,
3550 insert_backedge_copies): Likewise.
3551 * tree-profile.c (tree_gen_edge_profiler,
3552 tree_gen_ic_profiler): Likewise.
3553 * tree-scalar-evolution.c (scev_const_prop): Likewise.
3554 * tree-sra.c (sra_build_assignment): Likewise.
3555 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
3556 * tree-ssa-math-opts.c (insert_reciprocals,
3557 execute_cse_sincos_1): Likewise.
3558 * tree-tailcall.c (adjust_accumulator_values,
3559 adjust_return_value): Likewise.
3560 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
3561 * tree-vect-transform.c (vect_create_data_ref_ptr,
3562 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
3563 vect_create_epilog_for_reduction, vectorizable_reduction,
3564 vectorizable_call, vectorizable_conversion,
3565 vectorizable_assignment, vectorizable_operation,
3566 vectorizable_type_demotion, vect_gen_widened_results_half,
3567 vect_permute_store_chain, vectorizable_store,
3568 vect_setup_realignment, vect_permute_load_chain,
3569 vectorizable_load, vectorizable_condition,
3570 vect_create_cond_for_align_checks): Likewise.
3571 * tree-vrp.c (build_assert_expr_for): Likewise.
3573 2007-03-08 Ian Lance Taylor <iant@google.com>
3575 * tree-vrp.c: Include "intl.h".
3576 (usable_range_p): New static function.
3577 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
3578 overflowed values, juts set *strict_overflow_p.
3579 (compare_values): Only return -2 if one of the operands is not a
3581 (compare_ranges): Call usable_range_p.
3582 (compare_range_with_value): Likewise.
3583 (vrp_evaluate_conditional_warnv): Rename from
3584 vrp_evaluate_conditional. Make static. Change all callers.
3585 (vrp_evaluate_conditional): New function.
3586 (simplify_div_or_mod_using_ranges): Issue warning about reliance
3588 (simplify_abs_using_ranges): Likewise.
3589 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
3590 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
3591 within_stmt parameter.
3592 * tree-ssa-propagate.c (fold_predicate_in): Update call to
3593 vrp_evaluate_conditional.
3594 * tree-ssa-threadedge.c
3595 (record_temporary_equivalences_from_stmts_at_dest): Change
3596 simplify parameter to take a second tree parameter.
3597 (simplify_control_stmt_condition): Likewise.
3598 (thread_across_edge): Likewise.
3599 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
3600 (thread_across_edge): Likewise.
3601 * Makefile.in (tree-vrp.o): Depend upon intl.h.
3603 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
3605 * config/i386/i386.h (TARGET_SAHF): New define.
3606 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
3607 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
3608 (x86_sahf): New global variable.
3609 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
3610 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
3611 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
3612 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
3614 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
3615 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
3616 when expanding fcomi/sahf based tests.
3617 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
3618 expanding sahf based alternative. Emit sahf based sequence when
3619 optimizing for code size.
3620 * config/i386/i386.md (x86_sahf_1): Do not disable for
3621 TARGET_64BIT, enable for TARGET_SAHF.
3623 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
3625 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
3626 spurious whitespace from error message.
3628 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
3631 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
3633 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
3635 * c-decl.c (grokdeclarator): Disable warnings for anonymous
3637 * tree-sra.c (instantiate_element): Propagate disabled warnings
3638 from the element itself to the created variable.
3640 2007-03-07 Richard Henderson <rth@redhat.com>
3643 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
3644 silently fix up the stack in the case of a missing register.
3646 2007-03-07 Paul Brook <paul@codesourcery.com>
3648 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
3650 2007-03-07 Joseph Myers <joseph@codesourcery.com>
3652 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
3654 (phase1_vrs): Use them.
3655 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
3656 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
3657 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
3658 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
3659 __gnu_Unwind_Restore_WMMXC if required.
3660 (_Unwind_VRS_Pop): Implement iWMMXt support.
3661 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
3662 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
3663 gnu_Unwind_Save_WMMXC): Define.
3665 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3667 * config/vxworks.h (vxworks_override_options): Declare.
3668 (VXWORKS_OVERRIDE_OPTIONS): Use it.
3669 * config/vxworks.c: Include target.h and toplev.h.
3670 (vxworks_override_options): New function.
3671 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
3673 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
3675 * config/s390/s390.c (override_options): Don't emit an error when
3676 -mstack-size is used without providing -mstack-guard.
3677 (s390_emit_prologue): Choose stack_guard value automatically if not
3678 provided via command line.
3679 * doc/invoke.texi: Adjust description of -mstack-guard and -mstack-size.
3681 2007-03-07 Richard Sandiford <richard@codesourcery.com>
3683 * config/i386/i386.c (output_set_got): Add a GOT initialization
3684 sequence for VxWorks PIC.
3685 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
3686 around labels as well as symbols. Use gotoff_operand instead
3687 of local_symbolic_operand.
3688 (legitimize_pic_address): Use gotoff_operand instead of
3689 local_symbolic_operand. Use @GOT accesses for labels as
3691 (ix86_output_addr_diff_elt): Use PC-relative rather than
3692 GP-relative offsets for VxWorks PIC.
3693 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
3694 no_new_pseudos. Check whether the returned register is op0.
3695 * config/i386/i386.md (tablejump): Use PC-relative rather than
3696 GP-relative offsets for VxWorks PIC.
3697 * config/i386/predicates.md (gotoff_operand): New predicate.
3699 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3701 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
3703 * config/vxworks-dummy.h: New file.
3704 * config/i386/i386.h: Include it.
3706 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
3708 * dwarf2out.c (is_inlined_entry_point): New
3709 (add_high_low_attributes): Emit DW_AT_entry_pc along with
3710 DW_AT_ranges if the first subblock is the entry point.
3712 2007-03-06 David Daney <ddaney@avtrex.com>
3714 * doc/install.texi (mips-*-*): Change recommended binutils
3717 2007-03-06 Anatoly Sokolov <aesok@post.ru>
3719 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
3720 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
3722 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
3723 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
3725 2007-03-06 Jan Hubicka <jh@suse.cz>
3727 * errors.h (warning, error, fatal, internal_error): Mark as cold.
3728 * predict.c (maybe_hot_bb): Cold functions are never hot; hot functions
3730 (probably_cold_bb_p): Cold functions are cold.
3731 (probably_never_executed_bb_p): Cold functions are cold.
3732 (tree_bb_level_predictions): Predict calls to cold functions as not
3734 (compute_function_frequency): Check hot/cold attributes.
3735 * function.h (function_frequency): Update comments.
3736 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
3737 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
3738 (c_common_att): Add cold and hot.
3740 * doc/extend.texi (hot,cold attributes): Document.
3742 2007-03-06 Andrew Haley <aph@redhat.com>
3744 * function.c (expand_function_end): Move blockage to just after we
3745 emit the label for the naked return from the function.
3747 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3749 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
3752 2007-03-06 Jan Hubicka <jh@suse.cz>
3754 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
3755 loaded for constant large models. Non-large 64bit PIC can do.
3756 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
3757 * cmodel.h: Add LARGE PIC.
3758 * i386.md (UNSPEC_PLTOFF): New.
3759 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other unspecs as
3761 (*call_1_rex64): Disable for large models.
3762 (*call_1_rex64_large): New.
3763 (*call_value_1_rex64): Disable for large models.
3764 (*call_value_1_rex64_large): New.
3765 (set_rip_rex4): New.
3766 (set_got_offset_rex64): New.
3767 * predicates.md (constant_call_address_operand): For large model
3768 constant calls are not possible.
3769 * i386-protos.h (construct_plt_address): Declare.
3770 * i386.c (override_options): Accept large models.
3771 (ix86_expand_prologue): Expand large PIC GOT pointer load.
3772 (legitimate_constant_p): Add new UNSPECs.
3773 (legitimate_pic_operand_p): Likewise.
3774 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
3775 (legitimize_pic_address): Do easy RIP relative way for TLS only for
3777 (output_pic_addr_const): Add PLTOFF.
3778 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
3779 (ix86_expand_move): Legitimize pic address when in PIC mode.
3780 (construct_plt_address): New function.
3781 (ix86_expand_call): Offload the address to register and use GOT pointer
3783 * invoke.texi (mcmodel=large): Update documentation.
3785 2007-03-06 Richard Henderson <rth@redhat.com>
3787 * config/i386/i386.c (x86_use_leave, x86_push_memory,
3788 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
3789 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
3790 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
3791 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
3792 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
3793 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
3794 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
3795 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
3796 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
3797 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3798 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
3799 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3800 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3801 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
3802 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
3803 x86_schedule, x86_use_bt, x86_pad_returns,
3804 x86_use_xchgb): Merge into ...
3805 (ix86_tune_features): ... here. New array.
3806 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3807 x86_bswap): Merge into ...
3808 (ix86_arch_features): ... here. New array.
3809 (x86_3dnow_a): Remove.
3810 (x86_accumulate_outgoing_args): Make static.
3811 (x86_arch_always_fancy_math_387): Make static.
3812 (ix86_tune_mask, ix86_arch_mask): Move ...
3813 (override_options): ... to local variables here. Apply the
3814 appropriate mask to each element of ix86_arch_features and
3815 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
3816 as were done in the old macros.
3817 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
3818 * config/i386/i386.h (x86_use_leave, x86_push_memory,
3819 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
3820 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
3821 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
3822 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
3823 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
3824 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
3825 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
3826 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
3827 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
3828 x86_partial_reg_dependency, x86_memory_mismatch_stall,
3829 x86_accumulate_outgoing_args, x86_prologue_using_move,
3830 x86_epilogue_using_move, x86_decompose_lea,
3831 x86_arch_always_fancy_math_387, x86_shift1,
3832 x86_sse_partial_reg_dependency, x86_sse_split_regs,
3833 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
3834 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
3835 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
3836 x86_use_incdec, x86_pad_returns, x86_bswap,
3837 x86_partial_flag_reg_stall): Remove.
3838 (enum ix86_tune_indices): New.
3839 (ix86_tune_features): New.
3840 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
3841 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
3842 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
3843 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
3844 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
3845 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
3846 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
3847 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
3848 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
3849 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
3850 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
3851 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
3852 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
3853 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
3854 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
3855 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
3856 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
3857 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
3858 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
3859 TARGET_EXT_80387_CONSTANTS): Use it.
3860 (enum ix86_arch_indices): New.
3861 (ix86_arch_features): New.
3862 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
3863 TARGET_BSWAP): Use it.
3864 (ix86_tune_mask, ix86_arch_mask): Remove.
3866 2007-03-06 Joseph Myers <joseph@codesourcery.com>
3869 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
3870 Define using $${sysroot_headers_suffix}.
3871 * configure: Regenerate.
3872 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
3873 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
3875 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
3876 * gcc.c (print_sysroot_headers_suffix): New.
3877 (option_map): Include --print-sysroot-headers-suffix.
3878 (display_help): Mention -print-sysroot-headers-suffix.
3879 (process_command): Handle -print-sysroot-headers-suffix.
3880 (do_spec_1): Append multilib directory to include-fixed path if
3881 sysroot suffixes in use.
3882 (main): Handle -print-sysroot-headers-suffix.
3883 * Makefile.in (start.encap): Don't depend on xlimits.h
3884 (xlimits.h): Remove.
3885 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
3886 limits.h for each multilib in fixinc_list.
3887 (fixinc_list, s-fixinc_list): New.
3888 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
3889 generate them for each multilib in fixinc_list.
3890 (stmp-fixproto): Use include-fixed. Run fixproto for each
3891 multilib in fixinc_list.
3892 (mostlyclean): Don't remove xlimits.h.
3893 (clean): Remove include-fixed.
3894 (real-install-headers-tar, real-install-headers-cpio,
3895 real-install-headers-cp): Don't copy include, only include-fixed.
3896 (install-mkheaders): Depend on fixinc_list. Don't depend on
3897 xlimits.h. Save limits.h files for each multilib in fixinc_list.
3898 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
3899 SYSTEM_HEADER_DIR setting in mkheaders.conf.
3901 2007-03-06 Jan Hubicka <jh@suse.cz>
3903 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
3906 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3908 * configure.ac: Allow tm_file to contain build-directory files.
3909 * configure: Regenerate.
3910 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
3911 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
3912 * config/m68k/print-sysroot-suffix.sh: New file.
3914 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3916 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
3917 of pic_offset_table_rtx if reload_completed.
3918 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
3919 PIC_OFFSET_TABLE_REGNUM.
3920 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
3922 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
3923 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
3925 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3927 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3928 functions that call eh_return.
3930 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3932 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
3933 functions that need a constant pool.
3935 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3938 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
3939 (m68k_preferred_reload_class): Likewise.
3940 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
3941 (SECONDARY_RELOAD_CLASS): Define.
3942 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
3943 (LIMIT_RELOAD_CLASS): Delete.
3944 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
3945 registers from storing bytes.
3946 (m68k_secondary_reload_class): New function.
3947 (m68k_preferred_reload_class): Likewise.
3949 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3951 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
3953 (m68k_expand_prologue): Likewise.
3955 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3957 * config/m68k/m68k-protos.h (output_sibcall): Declare.
3958 (mips_expand_epilogue): Add a bool parameter.
3959 (m68k_legitimize_sibcall_address): Declare.
3960 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
3961 (m68k_expand_epilogue): Add a parameter to select between sibling
3962 and normal epilogues. Only generate a return for the latter.
3963 (m68k_ok_for_sibcall_p): New function.
3964 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
3965 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
3966 (sibcall_value, *sibcall_value): Likewise.
3967 (*call, *call_value): Require !SIBLING_CALL_P.
3968 (epilogue): Update call to m68k_expand_epilogue.
3969 (sibcall_epilogue): New pattern.
3970 * config/m68k/predicates.md (const_call_operand): Say that this
3971 predicate applies to sibling calls too.
3972 (sibcall_operand): New predicate.
3974 2007-03-06 Richard Sandiford <richard@codesourcery.com>
3976 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
3977 alternatives as movsi_cf.
3978 (movsf_cf_hard): Add commentary.
3980 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
3981 Richard Sandiford <richard@codesourcery.com>
3983 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
3984 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
3985 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
3986 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
3987 as being live on exit from an interrupt function.
3988 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
3989 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
3990 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
3991 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
3992 (m68k_interrupt_function_p): Globalize.
3993 (m68k_compute_frame_layout): Remove reverse mask code.
3994 (m68k_emit_movem, m68k_set_frame_related): New functions.
3995 (m68k_output_function_prologue): Delete in favor of...
3996 (m68k_expand_prologue): ...this new function.
3997 (m68k_output_function_epilogue): Delete in favor of...
3998 (m68k_expand_epilogue): ...this new function.
3999 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
4001 (print_operand): Handle %?.
4002 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
4003 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
4004 (prologue, epilogue): New patterns.
4005 (return): Turn into a define_expand.
4006 (*return): New pattern, derived from old "return" pattern. Use rte
4007 rather than rts for interrupt functions. Only use rtd if the pop
4009 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
4010 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
4011 (link, *link, unlink, *unlink, load_got): Likewise.
4013 2007-03-06 Richard Sandiford <richard@codesourcery.com>
4017 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
4018 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
4019 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
4020 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
4021 and m68k_matches_u_p.
4022 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
4023 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
4024 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
4025 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
4026 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
4027 (REG_STRICT_P): New macro.
4028 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
4029 PCREL_GENERAL_OPERAND_OK.
4030 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
4031 m68k_legitimate_base_reg_p.
4032 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
4033 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
4034 (PIC_CASE_VECTOR_ADDRESS): Update comment.
4035 * config/m68k/m68k.c (m68k_address): New structure.
4036 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
4037 (m68k_decompose_index, m68k_legitimate_constant_address_p)
4038 (m68k_jump_table_ref_p, m68k_decompose_address)
4039 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
4040 (m68k_matches_u_p): New functions.
4041 (print_operand_address): Rewrite to use m68k_decompose_index.
4043 2007-03-05 David Taylor <dtaylor@emc.com>
4045 * gcc.c: Correct copyright date in --version output.
4047 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4049 * pa.md: In unamed move patterns, disparge copies between general
4050 and floating point registers using '?' modifier. Don't include 'f'
4051 constraint for register preferences in DImode, SImode, HImode and
4052 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
4053 Remove constraints for copies between general and floating registers
4054 in soft-float DFmode pattern.
4055 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
4059 2007-03-05 Mike Stump <mrs@apple.com>
4061 * c-common.c (targetcm): Add.
4062 * c-opts.c (c_common_handle_option): Handle language specific
4064 * opts.c (handle_option): Verify language for target options, if
4066 * opth-gen.awk: Add CL_LANG_ALL.
4067 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
4068 (TARGETCM_INITIALIZER): Add.
4069 * target.h (struct gcc_targetcm): Add.
4071 * targhooks.c (default_handle_c_option): Add.
4072 * targhooks.h (default_handle_c_option): Add.
4073 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
4075 * config/darwin.opt (iframework): Add.
4076 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
4077 * config/darwin-c.c (handle_c_option): Add.
4078 (TARGET_HANDLE_C_OPTION): Add.
4080 * doc/invoke.texi (Darwin Options): Add -iframework.
4082 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4084 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
4087 2007-03-05 Ian Lance Taylor <iant@google.com>
4089 * c.opt (fgnu89-inline): New option.
4090 * c-opts.c (c_common_post_options): Set default value for
4092 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
4093 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
4095 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
4096 (grokdeclarator, start_function): Likewise.
4097 * c-cppbuiltin.c (c_cpp_builtins): Define either
4098 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
4099 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
4100 (C Dialect Options): Document -fgnu89-inline.
4101 * doc/extend.texi (Function Attributes): Explain what the
4102 gnu_inline attribute does.
4103 * doc/cpp.texi (Common Predefined Macros): Document
4104 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
4106 2007-03-05 Ian Lance Taylor <iant@google.com>
4108 PR tree-optimization/31034
4109 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
4110 half-range if the other side is an overflow infinity.
4112 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
4114 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
4115 (bfin*-linux-uclibc*): New configuration.
4116 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
4118 * config/bfin/linux.h: New file.
4119 * config/bfin/libgcc-bfin.ver: New file.
4120 * config/bfin/t-bfin-uclinux: New file.
4121 * config/bfin/t-bfin-linux: New file.
4122 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
4123 (TARGET_OS_CPP_BUILTINS): New macro.
4125 2007-03-05 Richard Guenther <rguenther@suse.de>
4127 * fold-const.c (fold_binary): Remove duplicate folding
4128 of comparison of non-null ADDR_EXPR against null.
4130 2007-03-05 Richard Guenther <rguenther@suse.de>
4131 Dorit Nuzman <dorit@il.ibm.com>
4133 PR tree-optimization/26420
4134 * tree-vectorizer.c (vectorize_loops): Bail out early if there
4135 are no loops in the function. Only print the number of
4136 vectorized loops if it is greater than zero or we are supposed
4137 to print information about unvectorized loops.
4139 2007-03-05 Revital Eres <eres@il.ibm.com>
4141 * gcc.dg/var-expand1.c: New test.
4142 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
4143 when an accumulator is expanded.
4145 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4148 * c-common.c (convert_and_check): Don't give warnings for
4149 conversion if 'expr' already overflowed.
4151 2007-03-04 Roger Sayle <roger@eyesopen.com>
4154 * fold-const.c (fold_comparison): Enforce type consistency when
4155 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
4157 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
4159 * tree-ssa-address.c (create_mem_ref): Do not put an expression
4160 containing a cast to the base of TARGET_MEM_REF.
4162 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
4164 * tree.c (tree_contains_struct_check_failed): Remove spurious
4165 whitespace from error message.
4167 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
4170 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
4171 instead of precision.
4173 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
4174 Nathan Sidwell <nathan@codesourcery.com>
4176 * emit-rtl.c (find_auto_inc): New.
4177 (try_split): recreate REG_INC notes,
4178 Use regular for loops rather than whiles.
4180 2007-03-03 Andreas Schwab <schwab@suse.de>
4182 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
4183 * configure: Regenerate.
4185 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4187 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
4188 flag_rounding_math, not flag_unsafe_math_optimizations.
4190 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
4192 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
4193 alpha_fold_vector_minmax): Likewise.
4194 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
4195 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
4197 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
4199 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
4200 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
4201 if the lhs has side-effects.
4202 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
4204 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4206 * config/i386/i386.h (TUNEMASK): Remove define.
4207 (ARCHMASK): Remove define.
4208 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
4209 Use ix86_arch_mask variable instead of ARCHMASK.
4210 * config/i386/i386.c (override_options): Ditto.
4211 (standard_80387_constant_p): Ditto.
4213 2007-03-02 Ian Lance Taylor <iant@google.com>
4215 Used signed infinities in VRP.
4216 * tree-vrp.c (uses_overflow_infinity): New static function.
4217 (supports_overflow_infinity): New static function.
4218 (make_overflow_infinity): New static function.
4219 (negative_overflow_infinity): New static function.
4220 (positive_overflow_infinity): New static function.
4221 (is_negative_overflow_infinity): New static function.
4222 (is_positive_overflow_infinity): New static function.
4223 (is_overflow_infinity): New static function.
4224 (overflow_infinity_range_p): New static function.
4225 (compare_values_warnv): New function split out of compare_values.
4226 (compare_value): Call it.
4227 (set_value_range_to_nonnegative): Add overflow_infinity
4228 parameter. Change caller.
4229 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
4231 (vrp_expr_computes_nonzero): Likewise.
4232 (compare_ranges, compare_range_with_value): Likewise.
4233 (compare_name_with_value, compare_names): Likewise.
4234 (vrp_evaluate_conditional): Likewise.
4235 (set_value_range): Handle infinity
4236 (vrp_operand_equal_p, operand_less_p): Likewise.
4237 (extract_range_from_assert): Likewise.
4238 (vrp_int_const_binop): Likewise.
4239 (extract_range_from_binary_expr): Likewise.
4240 (extract_range_from_unary_expr): Likewise.
4241 (extract_range_from_comparison): Likewise.
4242 (extract_range_from_expr): Likewise.
4243 (dump_value_range): Likewise.
4244 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
4245 (test_for_singularity): Likewise.
4246 (vrp_int_const_binop): Remove inline qualifier.
4247 (adjust_range_with_scev): Add comment.
4248 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
4250 2007-03-02 Diego Novillo <dnovillo@redhat.com>
4252 * tree-ssa-structalias.c (could_have_pointers): Tidy.
4253 (get_constraint_for): Likewise.
4254 (do_structure_copy): Likewise.
4255 (find_func_aliases): Fix references to MODIFY_EXPR.
4256 (intra_create_variable_infos): Tidy.
4257 * tree-ssa-operands.c (add_virtual_operand): Add argument
4259 When adding members of alias sets, if IS_CALL_SITE is true and
4260 the symbol is not call-clobbered, skip it.
4263 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
4265 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
4266 entry by means of emit_insn_at_entry.
4268 2007-03-02 Richard Henderson <rth@redhat.com>
4270 * expr.h (promoted_input_arg): Remove decl.
4271 * function.c (promoted_input_arg): Merge into ...
4272 * combine.c (setup_incoming_promotions): ... only caller.
4273 Rearrange to avoid double loop.
4275 2007-03-02 Ben Elliston <bje@au.ibm.com>
4276 Peter Bergner <bergner@vnet.ibm.com>
4277 Janis Johnson <janis187@us.ibm.com>
4279 * config/rs6000/dfp.md: New file.
4280 * config/rs6000/rs6000.md: Include dfp.md.
4281 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
4282 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
4283 and TDmode decimal float modes in FP registers.
4284 (num_insns_constant): Likewise.
4285 (rs6000_legitimate_offset_address_p): Likewise.
4286 (rs6000_legitimize_address): Likewise.
4287 (rs6000_legitimize_reload_address): Likewise.
4288 (rs6000_legitimate_address): Likewise.
4289 (rs6000_emit_move): Likewise.
4290 (function_arg_boundary): Likewise.
4291 (function_arg_advance): Likewise.
4292 (rs6000_darwin64_record_arg_recurse): Likewise.
4293 (function_arg): Likewise.
4294 (rs6000_gimplify_va_arg): Likewise.
4295 (rs6000_split_multireg_move): Likewise.
4296 (rs6000_output_function_epilogue): Likewise.
4297 (rs6000_output_function_epilogue): Likewise.
4298 (rs6000_register_move_cost): Likewise.
4299 (rs6000_function_value): Likewise.
4300 (rs6000_libcall_value): Likewise.
4302 2007-03-02 Richard Sandiford <richard@codesourcery.com>
4304 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
4306 2007-03-02 Richard Sandiford <richard@codesourcery.com>
4308 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
4309 Use $MULTIDIR to choose between the kernel and RTP headers,
4310 and use $WIND_BASE and $WIND_USR to locate them.
4312 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4314 * config/i386/i386.c (override_options): Put initialization of
4315 ix86_tune_mask and ix86_arch_mask to the correct place.
4317 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
4318 Michael Meissner <michael.meissner@amd.com>
4321 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
4323 (TARGET_CMOVE): Use ARCHMASK.
4324 (TARGET_CMPXCHG): Ditto.
4325 (TARGET_CMPXCHG8B): Ditto.
4326 (TARGET_XADD): Ditto.
4327 (TARGET_BSWAP): Ditto.
4328 * config/i386/i386.c (ix86_tune_mask): New global variable.
4329 (ix86_arch_mask): Ditto.
4330 (override_options): Initialize ix86_tune_mask and
4331 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
4334 2007-03-02 Ben Elliston <bje@au.ibm.com>
4337 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
4339 2007-03-02 Joseph Myers <joseph@codesourcery.com>
4341 * target.h (init_dwarf_reg_sizes_extra): New target hook.
4342 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
4343 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
4344 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
4346 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
4347 rs6000_init_dwarf_reg_sizes_extra): New.
4348 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
4349 SPE register high parts.
4351 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
4353 * Makefile.in: Add install-pdf target as
4354 copied from automake v1.10 rules.
4355 * configure.ac: Add install-pdf to target list.
4356 * configure: Regenerate.
4358 2007-03-01 Paul Brook <paul@codesourcery.com>
4360 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
4361 modes to LDRD for DImode.
4362 (output_move_double): Fixup out of range ldrd/strd.
4363 (vfp_secondary_reload_class): Rename...
4364 (coproc_secondary_reload_class): ... to this. Add wb argument.
4365 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
4366 coproc_secondary_reload_class for CLASS_IWMMXT.
4367 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
4368 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
4370 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
4372 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
4373 factor by the estimated number of iterations.
4374 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
4377 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
4378 decode_caches_intel, detect_caches_intel): New functions.
4379 (host_detect_local_cpu): Use detect_caches_amd and
4380 detect_caches_intel.
4382 2007-03-01 Richard Henderson <rth@redhat.com>
4384 * expr.c (emit_move_complex_push): Export.
4385 (emit_move_complex_parts): Split out from ...
4386 (emit_move_complex): ... here.
4387 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
4388 * config/i386/i386.md (movcdi): New.
4390 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
4392 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
4393 size of mode1 to check for tieable modes in MMX case.
4395 2007-03-01 Richard Sandiford <richard@codesourcery.com>
4397 * Makefile.in (rtlanal.o): Depend on tree.h.
4398 * rtl.h (offset_within_section_p, split_const): Declare.
4399 * rtlanal.c: Include tree.h.
4400 (offset_within_block_p): New function, taken from
4401 mips_offset_within_object_p.
4402 (split_const): New function, taken from mips_split_const.
4403 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
4405 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
4406 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
4407 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
4408 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
4409 (m68k_illegitimate_symbolic_constant_p): New function.
4410 * config/m68k/m68k.md (movsi): Remove misleading predicates.
4411 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
4412 symbolic constant that might be outside the symbol's section,
4413 move the symbol first and then add the offset.
4414 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
4416 * config/mips/mips.c (mips_split_const): Delete.
4417 (mips_offset_within_object_p): Delete.
4418 (mips_symbolic_constant_p): Use offset_within_section_p and
4419 split_const instead of mips_offset_within_object_p and
4421 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
4422 (mips_legitimize_const_move, print_operand_reloc)
4423 (mips_dangerous_for_la25_p): Use split_const instead of
4426 2007-02-28 Eric Christopher <echristo@apple.com>
4428 * Makefile.in (install-include-dir): Don't rm -rf include.
4430 2007-02-28 Richard Guenther <rguenther@suse.de>
4433 * fold-const.c (fold_binary): Do not associate expressions
4434 with more than one variable for integer types that do not wrap.
4436 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
4438 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
4439 Delete, and replace with...
4440 (fold_builtin_call_array): This. Update callers to use it.
4441 * fold-const.c (fold_build_call_list): Delete, and replace with...
4442 (fold_build_call_array): This.
4443 (fold_build_call_list_initializer): Delete, and replace with...
4444 (fold_build_call_array_initializer): This.
4445 * tree.h: Update declarations to reflect above changes.
4447 * c-typeck.c (build_function_call): Store converted arguments
4448 in a stack-allocated array instead of building a list.
4449 (convert_arguments): Store arguments in the array passed in as an
4450 argument, and return the actual number of arguments.
4451 * c-format.c: (check_function_format): Pass arguments in an
4452 array instead of a list.
4453 * c-common.c (check_function_nonnull): Likewise.
4454 (check_function_sentinel): Likewise.
4455 (check_function_arguments): Likewise.
4456 * c-common.h: Update declarations to reflect above changes.
4458 2007-02-28 Jan Hubicka <jh@suse.cz>
4460 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
4461 PRED_NEGATIVE_RETURN): Update outcomes.
4463 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
4465 * calls.c (emit_library_call_value_1): Handle partial registers
4466 correctly when building up CALL_INSN_FUNCTION_USAGE.
4468 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4470 * pa/predicates.md (move_src_operand): Allow zero for mode.
4471 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
4474 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
4477 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
4478 *movv2df_internal): Enable pattern only for valid operand
4480 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
4481 tie only 128bit modes. For MMX registers, tie only 64bit modes.
4483 2007-02-27 Mike Stump <mrs@apple.com>
4485 * config/darwin-crt3.c: Avoid compilation when compiling for a
4488 2007-02-27 Joseph Myers <joseph@codesourcery.com>
4490 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
4492 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
4493 for fixed headers and limits.h.
4494 (install-include-dir, install-headers-tar, install-headers-cpio,
4495 install-headers-cp, real-install-headers-tar,
4496 real-install-headers-cpio, real-install-headers-cp): Handle
4497 include-fixed as well as include.
4498 (install-mkheaders): Don't install files that go only in include
4500 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
4501 from GCC_INCLUDE_DIR.
4502 * gcc.c (process_command): Remove special -BstageN/ handling.
4503 (do_spec_1): Add include-fixed directories.
4505 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4507 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
4509 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
4511 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
4514 2007-02-27 Mark Mitchell <mark@codesourcery.com>
4516 * c-common.c (get_priority): Add check for
4517 SUPPORTS_INIT_PRIORITY.
4519 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4521 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
4523 * config/bfin/bfin.c: Include "cfglayout.h".
4524 (MAX_LSETUP_DISTANCE): New macro.
4525 (struct loop_info): New members incoming, incoming_src and
4526 incoming_dest. Delete member predecessor.
4527 (length_for_loop): New function.
4528 (bfin_optimize_loop): Handle more different loop structures.
4529 (bfin_discover_loop): Rework detection of predecessor blocks by
4530 examining incoming edges.
4531 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
4533 (bfin_reorder_loops): New function.
4534 (bfin_reorg_loops): Use these three new functions.
4536 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
4537 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
4538 (CONSTRAINT_LEN): Add entry for 'q'.
4539 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
4540 Add 'q' constraints.
4541 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
4542 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
4544 * config/bfin/bfin.md (add_with_carry): New pattern.
4545 (s_or_u, su_optab, su_modifier): New code macros/attrs.
4546 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
4547 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
4548 support unsigned multiplies too. Removed incorrect commutativity from
4549 operand 1 constraint where appropriate.
4550 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
4552 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
4553 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
4555 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
4556 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
4557 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
4558 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
4559 usmulhisi_hh_huh): New patterns.
4561 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
4562 lshifthi3): Fix output template to use half reg for operand 2.
4564 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
4567 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
4569 2007-02-27 Andreas Schwab <schwab@suse.de>
4571 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
4573 2007-02-27 Jan Hubicka <jh@suse.cz>
4575 * predict.c (last_basic_block_p): Remove.
4576 (tree_estimate_probability): Update return heuristic for commonized
4579 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4581 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
4583 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
4585 * doc/include/gcc-common.texi (versionsubtitle): New macro.
4586 * doc/cpp.texi: Standardize title page.
4587 * doc/cppinternals.texi: Likewise.
4588 * doc/gcc.texi: Standardize title page, remove version number
4589 from copyright page.
4590 * doc/gccint.texi: Likewise.
4591 * doc/install.texi: Standardize title page, add table of
4594 2007-02-26 Jan Hubicka <jh@suse.cz>
4596 * predict.def: Set outcomes according to more recent results.
4597 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
4598 Remove dead predictors.
4599 * predict.c (return_prediction): Fix pasto.
4601 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
4603 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
4604 change; avoid a memory leak when returning early.
4606 2007-02-26 Mark Mitchell <mark@codesourcery.com>
4608 * c-decl.c (static_ctors): Move to c-common.c.
4609 (static_dtors): Likewise.
4610 (finish_function): Use c_record_cdtor_fn.
4611 (build_cdtor): Move to c-common.c.
4612 (c_write_global_declarations): Use c_build_cdtor_fns.
4613 * c-common.h (static_ctors): Declare.
4614 (static_dtors): Likewise.
4615 (c_record_cdtor_fn): Likewise.
4616 (c_build_cdtor_fns): Likewise.
4617 * c-common.c (static_ctors): New variable.
4618 (static_dtors): Likewise.
4619 (c_record_cdtor_fn): New function.
4620 (build_cdtor): Move from c-decl.c
4621 (c_build_cdtor_fns): New function.
4623 * output.h (assemble_addr_to_section): Declare.
4624 (get_cdtor_priority_section): Likewise.
4625 * varasm.c (assemble_addr_to_section): New function.
4626 (get_cdtor_priority_section): Likewise.
4627 (default_named_section_asm_out_destructor): Use them.
4628 (destor_dtor_section_asm_out_destructor): Likewise.
4629 (default_named_section_asm_out_constructor): Likewise.
4630 (default_ctor_section_asm_out_constructor): Likewise.
4631 * config.gcc (*-*-vxworks*): Include vxworks.o.
4632 * config/t-vxworks (vxworks.o): New target.
4633 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
4634 (TARGET_ASM_CONSTRUCTOR): Define.
4635 (TARGET_ASM_DESTRUCTOR): Likewise.
4636 (vxworks_asm_out_constructor): Declare.
4637 (vxworks_asm_out_destructor): Likewise.
4639 * c-common.c (get_priority): Check that we have not just an
4640 INTEGER_CST, but an integer constant with integeral type.
4642 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
4644 PR tree-optimization/30938
4645 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
4646 use &dt[nargs-1] instead of &dt[nargs] in the call to
4647 vect_is_simple_use().
4649 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
4651 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
4652 from register elimination as PRE_MODIFY / POST_MODIFY increments.
4653 Do not attempt to handle MEM inside auto-inc expressions.
4654 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
4655 of a register modified by an auto-inc expression. However, do handle
4656 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
4657 (elimination_effects): Prohibit elimination of a register modified
4658 by an auto-inc expression. Disable register elimination rules whose
4659 target register is modified by an auto-inc expression with variable
4662 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
4664 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
4666 (array_at_struct_end_p): New function.
4667 (idx_infer_loop_bounds): Use it.
4668 (estimate_numbers_of_iterations_loop): Export.
4669 * predict.c (predict_loops): Use estimated_loop_iterations_int.
4670 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
4671 (tree_estimate_probability): Call record_loop_exits.
4672 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
4673 (estimated_loop_iterations, estimated_loop_iterations_int,
4674 estimated_loop_iterations_tree): New functions.
4675 (analyze_siv_subscript_cst_affine,
4676 compute_overlap_steps_for_affine_1_2,
4677 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
4678 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
4679 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
4680 (PRED_LOOP_ITERATIONS_GUESSED): New.
4681 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
4682 * cfgloop.h (estimate_numbers_of_iterations_loop,
4683 estimated_loop_iterations_int): Declare.
4685 2007-02-25 Mark Mitchell <mark@codesourcery.com>
4687 * doc/extend.texi: Document optional priority argument to
4688 constructors and destructors.
4689 * tree.c (init_priority_for_decl): Adjust GTY markers.
4690 (init_ttree): Use priority-info hash functions for
4691 init_priority_for_decl.
4692 (tree_map_eq): Rename to ...
4693 (tree_map_base_eq): ... this.
4694 (tree_map_marked_p): Rename to ...
4695 (tree_map_base_marked_p): ... this.
4696 (tree_map_base_hash): New function.
4697 (decl_init_priority_lookup): Rework.
4698 (decl_fini_priority_lookup): New function.
4699 (decl_priority_info): New function.
4700 (decl_init_priority_insert): Use it.
4701 (decl_fini_priority_insert): Likewise.
4702 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
4704 (decl_restrict_base_insert): Likewise.
4705 (decl_debug_expr_insert): Likewise.
4706 (decl_value_expr_lookup): Likewise.
4707 (decl_value_expr_insert): Likewise.
4708 * tree.h (priority_type): New type.
4709 (decl_init_priority_lookup): Use priority_type.
4710 (decl_fini_priority_lookup): New function.
4711 (decl_init_priority_insert): Use priority_type.
4712 (decl_fini_priority_insert): New function.
4713 (DECL_HAS_INIT_PRIORITY): Tweak comments.
4714 (DECL_INIT_PRIORITY): Likewise.
4715 (SET_DECL_INIT_PRIORITY): Add comment.
4716 (DECL_FINI_PRIORITY): New macro.
4717 (SET_DECL_FINI_PRIORITY): Likewise.
4718 (DEFAULT_INIT_PRIORITY): Document.
4719 (MAX_INIT_PRIORITY): Likewise.
4720 (MAX_RESERVED_INIT_PRIORITY): Likewise.
4721 (tree_map_base): New type.
4722 (tree_map_base_eq): New function.
4723 (tree_map_base_hash): Likewise.
4724 (tree_map_base_marked_p): Likewise.
4725 (tree_map): Inherit from tree_map_base.
4726 (tree_map_eq): Make it a macro.
4727 (tree_map_marked_p): Likewise.
4728 (tree_int_map): Inherit from tree_map_base.
4729 (tree_int_map_eq): Make it a macro.
4730 (tree_int_map_hash): Likewise.
4731 (tree_int_map_marked_p): Likewise.
4732 (tree_priority_map): New type.
4733 (tree_priority_map_eq): New macro.
4734 (tree_priority_map_hash): Likewise.
4735 (tree_priority_map_marked_p): Likewise.
4736 * varasm.c (emults_decl): Adjust for refactoring of tree_map
4738 (emutls_common_1): Likewise.
4739 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
4740 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
4741 of tree_map hierarchy.
4742 * tree-cfg.c (move_stmt_r): Likewise.
4743 (new_label_mapper): Likewise.
4744 * c-tree.h (c_expand_body): Move to ...
4745 * c-common.h (c_expand_body): ... here.
4746 * c-decl.c (c_expand_body): Move to ...
4747 * c-common.c (c_expand_body): ... here.
4748 (c_common_attribute_table): Allow 1 argument for the constructor
4749 and destructor attributes.
4750 (get_priority): New function.
4751 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
4752 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
4754 2007-02-24 Jan Hubicka <jh@suse.cz>
4757 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
4759 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4760 Jan Hubicka <jh@suse.cz>
4763 * i386.c (counter_mode): New function.
4764 (expand_set_or_movmem_via_loop): Use it.
4765 (expand_movmem_epilogue): Likewise; fix pasto.
4766 (ix86_expand_movmem): Do emit guard even for constant counts.
4767 (ix86_expand_setmem): Likewise.
4769 2007-02-25 Nick Clifton <nickc@redhat.com>
4771 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
4772 (JUMP_TABLES_IN_TEXT_SECTION): Define.
4774 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
4777 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
4778 count argument with 0x10, not with 0x16.
4779 (expand_setmem_epilogue): Ditto.
4781 2007-02-24 Mike Stump <mrs@apple.com>
4783 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
4786 2007-02-24 Richard Guenther <rguenther@suse.de>
4789 * fold-const.c (fold_binary): Fold x +- CST op x for
4790 EQ_EXPR and NE_EXPR.
4792 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4794 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
4796 2007-02-24 Jan Hubicka <jh@suse.cz>
4798 * cgraphunit.c (decide_is_function_needed): Honor
4799 -fkeep-inline-functions.
4801 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4803 * builtins.c (fold_builtin_modf): New.
4804 (fold_builtin_2): Use it.
4806 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
4808 * loop-iv.c (implies_p): Detect additional cases where A implies B.
4809 (determine_max_iter): Take additional LOOP arg; all callers changed.
4810 Lose broken logic dealing with PLUS. Try to limit the upper bound by
4811 one using simplifications.
4812 (simplify_using_initial_values): Return if the expression becomes
4813 invalid due to altered regs.
4815 2007-02-23 DJ Delorie <dj@redhat.com>
4817 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
4819 2007-02-23 Mike Stump <mrs@apple.com>
4821 * tlink.c (scan_linker_output): Parse linker messages from
4822 darwin9's linker better.
4824 2007-02-23 Steve Ellcey <sje@cup.hp.com>
4827 * varpool.c (varpool_assemble_pending_decls): Set
4828 varpool_last_needed_node to null.
4830 2007-02-23 DJ Delorie <dj@redhat.com>
4832 * config/i386/i386.c (ix86_data_alignment): Don't specify an
4833 alignment bigger than the object file can handle.
4835 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
4838 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
4839 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
4840 (*movsf_1): Penalize MMX moves.
4842 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
4844 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
4845 2^32-1 or more times unless flag_unsafe_loop_optimizations.
4847 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
4849 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4851 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
4852 (fold_builtin_1): Use them.
4853 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
4854 BUILT_IN_SIGNIFICAND.
4856 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
4858 * config/i386/i386.c (bdesc_1arg): Initialize
4859 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
4860 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
4861 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
4862 and IX86_BUILTIN_MOVSLDUP.
4864 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
4866 PR rtl-optimization/30841
4867 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
4869 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4871 * builtins.c (fold_builtin_frexp): New.
4872 (fold_builtin_2): Use it.
4874 2007-02-22 Mark Mitchell <mark@codesourcery.com>
4876 * doc/invoke.texi (Spec Files): Document getenv spec function.
4878 * gcc.c (getenv_spec_function): New function.
4879 (static_spec_functions): Add it.
4880 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
4881 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
4884 2007-02-22 Michael Matz <matz@suse.de
4887 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
4888 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
4890 2007-02-22 Ian Lance Taylor <iant@google.com>
4893 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
4894 (mem_loc_descriptor): Call it.
4896 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
4897 Ira Rosen <irar@il.ibm.com>
4899 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
4901 2007-02-22 Ira Rosen <irar@il.ibm.com>
4903 PR tree-optimization/30843
4904 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
4905 stores only after all the group is vectorized.
4907 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
4909 PR tree-optimization/30858
4910 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
4911 in the reduction cycle have a single use in the loop.
4912 * tree-vectorizer.h (relevant): Add documentation.
4914 2007-02-20 Mike Stump <mrs@apple.com>
4916 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
4917 * configure: Regenerate.
4919 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4921 Change the defaults of some parameters and options.
4922 * config/spu/spu-protos.h (spu_optimization_options): Declare.
4923 * config/spu/spu.c (spu_optimization_options): Add.
4924 (spu_override_options): Change params in spu_optimization_options.
4925 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
4927 Register 127 is only 16 byte aligned when used as a frame pointer.
4928 * config/spu/spu-protos.h (spu_init_expanders): Declare.
4929 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
4930 HARD_FRAME_POINTER_REGNUM.
4931 (spu_legitimate_address): Use regno_aligned_for_reload.
4932 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
4933 aligned when frame_pointer_needed is true.
4934 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
4936 * config/spu/spu.h (INIT_EXPANDERS): Define.
4938 Make sure shift and rotate instructions have valid immediate operands.
4939 * config/spu/predicates.md (spu_shift_operand): Remove.
4940 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
4941 * config/spu/constraints.md (W, O): Extend range.
4942 * config/spu/spu.md (umask, nmask): Define.
4943 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
4944 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
4945 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
4946 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
4947 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
4948 (lshr<mode>3_reg): Fix rtl description.
4950 Make sure mulhisi immediate operands are valid.
4951 * config/spu/predicates.md (imm_K_operand): Add.
4952 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
4954 Generate constants using fsmbi and andi.
4955 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
4956 (print_operand, spu_split_immediate, classify_immediate,
4957 fsmbi_const_p): Handle IC_FSMBI2.
4959 Correctly handle a CONST_VECTOR containing symbols.
4960 * config/spu/spu.c (print_operand): Handle HIGH correctly.
4961 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
4962 (immediate_load_p): Allow symbols that use 2 instructions to create.
4963 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
4964 with symbols when flag_pic is set.
4965 (const_vector_immediate_p): New.
4966 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
4967 accept a CONST_VECTOR with symbols.
4968 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
4969 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
4971 * config/spu/spu.md (high, low): Delete.
4972 (low_<mode>): Define.
4974 Remove INTRmode and INTR_REGNUM, which didn't work.
4975 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
4977 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
4978 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
4979 peephole2 pattern): Don't use INTR or 131.
4980 (movintrcc): Delete.
4981 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
4982 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
4983 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
4984 (UNSPEC_SET_INTR): Add.
4985 * config/spu/spu-modes.def (INTR): Remove.
4987 More accurate warnings about run-time relocations.
4988 * config/spu/spu.c (reloc_diagnostic): Test in_section.
4990 Correctly warn about immediate arguments to specific intrinsics.
4991 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
4992 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
4993 the instruction predicate.
4995 Fix tree check errors with latest update.
4996 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
4998 (spu_expand_builtin): Use CALL_EXPR_FN.
5000 Add missing specific intrinsics.
5001 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
5003 * config/spu/spu_internals.h: Ditto.
5005 Fix incorrect operand modifiers.
5006 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
5007 * config/spu/spu.md (xor<mode>3): Change %S to %J.
5009 Optimize one case of zero_extend of a vec_select.
5010 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
5012 Accept any immediate for hbr.
5013 * config/spu/spu.md (hbr): Change s constraints to i.
5015 2007-02-21 Paul Brook <paul@codesourcery.com>
5017 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
5018 condexec_count when skipping USE and CLOBBER.
5020 2007-02-21 Nick Clifton <nickc@redhat.com>
5022 * common.opt (Warray-bounds): Add Warning attribute.
5023 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
5025 (fsized-zeroes): Add Optimization attribute.
5026 (fsplit-wide-types, ftree-scev-cprop): Likewise.
5027 * c.opt (Wc++0x-compat): Add Warning attribute.
5029 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
5032 * reload1.c (eliminate_regs_in_insn): In the single_set special
5033 case, attempt to re-recognize the insn before falling back to
5034 having reload fix it up.
5036 2007-02-20 Eric Christopher <echristo@gmail.com>
5038 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
5039 Rewrite accordingly.
5040 (frv_read_iacc_argument): Ditto.
5041 (frv_expand_set_builtin): Take a call instead of arglist, update for
5043 (frv_expand_unop_builtin): Ditto.
5044 (frv_expand_binop_builtin): Ditto.
5045 (frv_expand_cut_builtin): Ditto.
5046 (frv_expand_binopimm_builtin): Ditto.
5047 (frv_expand_voidbinop_builtin): Ditto.
5048 (frv_expand_int_void2arg): Ditto.
5049 (frv_expand_prefetches): Ditto.
5050 (frv_expand_voidtriop_builtin): Ditto.
5051 (frv_expand_voidaccop_builtin): Ditto.
5052 (frv_expand_load_builtin): Ditto.
5053 (frv_expand_store_builtin): Ditto.
5054 (frv_expand_mdpackh_builtin): Ditto.
5055 (frv_expand_mclracc_builtin): Ditto.
5056 (frv_expand_mrdacc_builtin): Ditto.
5057 (frv_expand_mwtacc_builtin): Ditto.
5058 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
5061 2007-02-20 Janis Johnson <janis187@us.ibm.com>
5063 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
5064 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
5066 (HAVE_GAS_DFP): Check for assembler support of decimal floating
5068 * configure: Regenerate.
5069 * config.in: Regenerate.
5070 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
5071 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
5072 masks to power6 and power6x and to POWERPC_MASKS.
5073 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
5075 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
5076 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
5077 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
5078 Access PROTOTYPE as variable, not mask.
5080 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
5082 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
5083 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
5084 * combine.c (adjust_for_new_dest): Use it.
5085 * postreload.c (reload_combine): Likewise.
5087 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
5089 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
5090 notes on an insn with multiple sets, even if single_set returns
5091 non-NULL for that insn.
5093 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5095 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
5098 2007-02-20 Geoffrey Keating <geoffk@apple.com>
5100 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
5101 if user didn't pass it.
5102 * config/i386/darwin.h (CC1_SPEC): Likewise.
5103 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
5104 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
5105 -mmacosx-version-min.
5107 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5108 Uros Bizjak <ubizjak@gmail.com>
5110 * optabs.h (enum optab_index): Add new OTI_scalb.
5111 (scalb_optab): Define corresponding macro.
5112 * optabs.c (init_optabs): Initialize scalb_optab.
5113 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
5115 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
5116 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
5117 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
5118 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
5119 flag_unsafe_math_optimizations is set.
5121 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
5122 to implement scalbf, scalb and scalbl built-ins as inline x87
5125 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5126 DJ Delorie <dj@redhat.com>
5129 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
5130 (diagnostic_report_diagnostic): ... here, and turn them into real
5131 errors. If warnings are inhibited, no need to do anything.
5133 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
5135 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
5136 better code generation.
5138 2007-02-20 Ben Elliston <bje@au.ibm.com>
5140 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
5142 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
5144 * config/alpha/alpha.c, config/alpha/alpha.md,
5145 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
5146 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
5147 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
5148 config/arm/lib1funcs.asm: Follow spelling conventions.
5150 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
5151 config/fr30/fr30.md, config/i386/i386.h,
5152 config/iq2000/iq2000.h, config/iq2000/predicates.md,
5153 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
5154 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
5155 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
5156 config/rs6000/altivec.md, config/rs6000/rs6000.c,
5157 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
5158 config/sparc/sparc.c, config/sparc/sparc.h,
5159 config/sparc/sparc.md, config/spu/constraints.md,
5160 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
5163 2007-02-20 Alan Modra <amodra@bigpond.net.au>
5166 * varasm.c (use_blocks_for_decl_p): Return false for decls with
5169 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
5171 * doc/invoke.texi (-ftree-lrs): Remove.
5173 2007-02-19 Diego Novillo <dnovillo@redhat.com>
5175 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
5178 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
5180 * config/ia64/ia64.c (ia64_expand_builtin): Use the
5181 new CALL_EXPR_FN macro for retrieving the function
5182 declaration of the input expression.
5184 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5186 * c.opt (Waddress): New.
5187 * common.opt (Walways-true): Delete.
5188 (Wstring-literal-comparison): Delete.
5189 * doc/invoke.texi (Warning Options): Delete -Walways-true and
5190 -Wstring-literal-comparison. Add -Waddress.
5192 (Walways-true): Delete.
5193 (Wstring-literal-comparison): Delete.
5194 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
5195 consistently instead of -Walways-true in example.
5196 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
5197 * c-typeck.c (parser_build_binary_op): Replace
5198 -Wstring-literal-comparison and -Walways-true with -Waddress.
5199 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
5202 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
5204 * tree-cfg.c (dump_function_to_file): Be prepared for functions
5205 without DECL_STRUCT_FUNCTION initialized.
5207 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
5209 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
5210 due to calls to functions taking pointers as parameters.
5212 2007-02-19 Richard Henderson <rth@redhat.com>
5215 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
5218 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
5220 * config/s390/s390.c (s390_call_saved_register_used,
5221 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
5222 accessed to the new scheme.
5224 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
5226 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
5227 (cris_print_index, cris_print_operand, cris_print_operand_address)
5228 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
5229 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
5230 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
5232 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
5233 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
5234 GO_IF_LEGITIMATE_ADDRESS): Ditto.
5235 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
5236 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
5237 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
5238 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
5239 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
5240 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
5241 (uminsi3, call, call_value): Ditto.
5242 (define_split: indir_to_reg_split, unnamed): Ditto.
5244 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
5246 PR tree-optimization/30975
5247 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
5250 2007-02-18 Eric Christopher <echristo@gmail.com>
5252 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
5253 Remove use of arglist.
5254 (mips_expand_builtin): Remove use of arglist, pass in expr.
5255 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
5256 (mips_expand_builtin_movtf): Ditto.
5257 (mips_expand_builtin_compare): Ditto.
5259 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
5261 * tree-sra.c (sra_build_assignment): Replace assertion
5262 checking with a comment explaining why it can't be done.
5264 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
5267 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
5268 during CALL_EXPR representation conversion.
5269 * tree-ssa-propagate.c (set_rhs): Likewise.
5271 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
5273 * tree-sra.c (sra_build_assignment): Disable assertion checking
5276 2007-02-18 Roger Sayle <roger@eyesopen.com>
5278 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
5279 instead of calling build2 with a GIMPLE_MODIFY_STMT.
5280 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
5282 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
5283 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
5284 gimplify_init_ctor_eval_range, gimple_push_cleanup,
5285 gimplify_omp_for, gimplify_omp_atomic_pipeline,
5286 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
5287 force_gimple_operand): Likewise.
5288 * ipa-cp.c (constant_val_insert): Likewise.
5289 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
5290 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
5291 perfect_nestify): Likewise.
5292 * langhooks.c (lhd_omp_assignment): Likewise.
5293 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
5294 lower_copyprivate_clauses, lower_send_clauses,
5295 lower_send_shared_vars, expand_parallel_call,
5296 expand_omp_for_generic, expand_omp_for_static_nochunk,
5297 expand_omp_for_static_chunk, expand_omp_sections,
5298 lower_omp_single_copy, lower_omp_for_lastprivate,
5299 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
5300 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
5301 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
5304 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
5306 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
5307 config/sh/sh.md: Follow spelling conventions.
5309 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
5310 config/frv/predicates.md: Follow spelling conventions.
5312 * config/m68k/linux-unwind.h: Fix a comment typo.
5313 * target.h: Follow spelling conventions.
5315 2007-02-18 Roger Sayle <roger@eyesopen.com>
5317 PR rtl-optimization/28173
5318 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
5319 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
5320 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
5321 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
5322 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
5324 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5326 * builtins.c (fold_builtin_load_exponent): New.
5327 (fold_builtin_2): Use it.
5329 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
5331 PR rtl-optimization/30773
5332 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
5333 if we fail to attach a REG_EQUIV note.
5335 2007-02-18 David Edelsohn <edelsohn@gnu.org>
5336 Roger Sayle <roger@eyesopen.com>
5338 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
5340 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
5342 * calls.c (initialize_argument_information): Pass original EXP
5343 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
5344 code to split complex arguments here, as part of initializing the
5346 (expand_call): Remove code that builds a list of arguments and
5347 inserts implicit arguments into it. Instead, just count how many
5348 implicit arguments there will be so we can determine the size of
5349 the ARGS array, and let initialize_argument_information do the work.
5350 (split_complex_values): Delete unused function.
5352 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
5354 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
5356 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
5358 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
5359 for arg pointer based indexed addressing.
5361 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
5363 * config/ia64/ia64.h, config/ia64/ia64.md,
5364 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
5365 spelling conventions.
5367 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5369 * config/m68k/m68k.c (split_di): New.
5370 * config/m68k/m68k-protos.h: Declare split_di.
5371 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
5372 Improve predicate handling and split constant shifts.
5374 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5376 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
5377 parameter for register bitfield operations, general predicates
5380 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
5382 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
5383 * config/m68k/linux-unwind.h: New file.
5385 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
5387 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
5388 config/i386/athlon.md, config/ia64/ia64.md,
5389 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
5390 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
5391 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
5392 tree-ssa-loop-niter.c, tree-vect-analyze.c,
5393 tree-vect-transform.c: Fix comment typos.
5395 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
5397 * sched-deps.c (find_insn_list): Remove.
5398 * sched-int.h: Remove the prototype for find_insn_list.
5400 2007-02-16 Geoffrey Keating <geoffk@apple.com>
5402 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
5404 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
5405 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
5406 darwin_rs6000_override_options.
5407 (C_COMMON_OVERRIDE_OPTIONS): Expect
5408 darwin_macosx_version_min to be non-NULL always.
5409 (TARGET_C99_FUNCTIONS): Likewise.
5410 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
5411 (DARWIN_MINVERSION_SPEC): New.
5412 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
5413 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
5415 (DARWIN_MINVERSION_SPEC): New.
5416 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
5418 * config/darwin-c.c (darwin_cpp_builtins): Expect
5419 darwin_macosx_version_min to be non-NULL always.
5421 * config/rs6000/rs6000.c: Clean up trailing whitespace.
5423 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
5425 * config/i386/i386.h (x86_use_xchgb): New.
5426 (TARGET_USE_XCHGB): New macro.
5427 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
5428 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
5429 Split after reload into bswaphi for shifts of 8.
5430 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
5431 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
5432 or when optimizing for size.
5434 2007-02-16 Richard Guenther <rguenther@suse.de>
5435 Christian Bruel <christian.bruel@st.com>
5437 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
5438 DECLs but prefer SSA_NAMEs over DECLs.
5440 2007-02-16 Richard Guenther <rguenther@suse.de>
5442 * tree-flow-inline.h (single_imm_use_p): Remove.
5443 (zero_imm_uses_p): Likewise.
5444 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
5445 instead of single_imm_use_p.
5446 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
5449 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
5452 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
5453 nested double- and backquotes.
5455 2007-02-15 Roger Sayle <roger@eyesopen.com>
5458 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
5459 should be unreachable.
5460 (build2_stat): Allow construction of MODIFY_EXPR at any time.
5461 For the time being redirect GIMPLE_MODIFY_STMT to the new
5462 (renamed) build_gimple_modify_stmt_stat.
5463 (build2_gimple_stat): Rename to...
5464 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
5465 Always build a GIMPLE_MODIFY_STMT node.
5466 * tree.h (build2_gimple, build2_gimple_stat): Delete.
5467 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
5470 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
5471 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
5472 * tree-complex.c (set_component_ssa_name, expand_complex_move,
5473 expand_complex_div_wide): Likewise.
5474 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
5475 * tree-ssa-loop-im.c (schedule_sm): Likewise.
5476 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
5477 * tree-ssa-loop-manip.c (create_iv): Likewise.
5478 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
5479 abs_replacement): Likewise.
5480 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
5481 realify_fake_stores): Likewise.
5483 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
5484 node rather than a GIMPLE_MODIFY_STMT node.
5485 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
5486 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
5488 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
5489 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
5492 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5495 * fold-const.c (fold_comparison): Add back the
5496 folding of constant complex comparisions.
5498 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
5501 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
5502 effects unknown to this function, return early.
5504 2007-02-15 Ian Lance Taylor <iant@google.com>
5506 * lower-subreg.c (move_eh_region_note): New static function.
5507 (resolve_simple_move): Call it.
5508 (decompose_multiword_subregs): Track blocks for which we resolve a
5509 simple move which is also a control flow insn. Pass them to
5510 find_many_sub_basic_blocks.
5511 (pass_lower_subreg): Add TODO_verify_flow.
5512 (pass_lower_subreg2): Likewise.
5514 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5515 Brooks Moses <brooks.moses@codesourcery.com>
5516 Lee Millward <lee.millward@codesourcery.com>
5518 * tree.h (enum tree_code_class): Add tcc_vl_exp.
5519 (VL_EXP_CLASS_P): New.
5520 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
5522 (TREE_OPERAND_CHECK_CODE): Likewise.
5523 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
5524 (TREE_RTL_OPERAND_CHECK): Likewise.
5525 (tree_operand_check_failed): Make second parameter the whole tree
5526 instead of its code. Fixed callers.
5527 (VL_EXP_CHECK): New.
5528 (TREE_OPERAND_LENGTH): New.
5529 (VL_EXP_OPERAND_LENGTH): New.
5530 (CALL_EXPR_FN): New.
5531 (CALL_EXPR_STATIC_CHAIN): New.
5532 (CALL_EXPR_ARGS): New.
5533 (CALL_EXPR_ARG): New.
5534 (call_expr_nargs): New.
5535 (CALL_EXPR_ARGP): New.
5536 (build_nt_call_list): Declare.
5537 (build_vl_exp_stat): Declare.
5538 (build_vl_exp): New.
5539 (build_call_list): Declare.
5540 (build_call_nary): Declare.
5541 (build_call_valist): Declare.
5542 (build_call_array): Declare.
5543 (call_expr_arg): Declare.
5544 (call_expr_argp): Declare.
5545 (call_expr_arglist): Declare.
5546 (fold_build_call_list): Declare.
5547 (fold_build_call_list_initializer): Declare.
5548 (fold_call_expr): Declare to replace fold_builtin.
5549 (fold_builtin_fputs): Update to agree with modified definition.
5550 (fold_builtin_strcpy): Likewise.
5551 (fold_builtin_strncpy): Likewise.
5552 (fold_builtin_memory_chk): Likewise.
5553 (fold_builtin_stxcpy_chk): Likewise.
5554 (fold_builtin_strncpy_chk): Likewise.
5555 (fold_builtin_next_arg): Likewise.
5556 (fold_build_call_expr): Declare.
5557 (fold_builtin_call_list): Declare.
5558 (fold_builtin_call_valist): Declare.
5559 (build_call_expr): Declare.
5560 (validate_arglist): Update to agree with modified definition.
5561 (tree_operand_length): New.
5562 (call_expr_arg_iterator): New.
5563 (init_call_expr_arg_iterator): New.
5564 (next_call_expr_arg): New.
5565 (first_call_expr_arg): New.
5566 (more_call_expr_args_p): New.
5567 (FOR_EACH_CALL_EXPR_ARG): New.
5569 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
5570 and tcc_gimple_stmt.
5571 (tree_code_size): Update documentation. Use sizeof (tree) rather
5572 than sizeof (char *).
5573 (tree_size): Likewise. Add case for tcc_vl_exp.
5574 (tree_node_structure): Add case for tcc_vl_exp.
5575 (contains_placeholder_p): Likewise.
5576 (substitute_in_expr): Likewise.
5577 (substitute_placeholder_in_expr): Likewise.
5578 (stabilize_reference_1): Likewise.
5579 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
5580 to diagnose breakage of this interface for constructing CALL_EXPRs.
5581 (build_nt): Add similar assertion here.
5582 (build_nt_call_list): New.
5583 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
5584 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
5586 (get_callee_fndecl): Use new CALL_EXPR accessors.
5587 (tree_operand_check_failed): Change parameters to pass entire node
5588 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
5589 (process_call_operands): New.
5590 (build_vl_exp_stat): New.
5591 (build_call_list): New.
5592 (build_call_nary): New.
5593 (build_call_valist): New.
5594 (build_call_array): New.
5595 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5596 (call_expr_arglist): New.
5598 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
5599 tcc_vl_exp instead of a fixed-size tcc_expression.
5601 * doc/c-tree.texi (CALL_EXPR): Document new representation and
5602 accessors for CALL_EXPRs.
5603 (AGGR_INIT_EXPR): Likewise.
5605 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5606 Brooks Moses <brooks.moses@codesourcery.com>
5607 Lee Millward <lee.millward@codesourcery.com>
5609 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
5610 (expand_builtin_nonlocal_goto): Change parameter to be entire
5611 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
5612 (expand_builtin_prefetch): Likewise.
5613 (expand_builtin_classify_type): Likewise.
5614 (mathfn_built_in): Return NULL_TREE instead of 0.
5615 (expand_errno_check): Use new CALL_EXPR accessors.
5616 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
5617 Return NULL_RTX instead of 0.
5618 (expand_builtin_mathfn_2): Likewise.
5619 (expand_builtin_mathfn_3): Likewise.
5620 (expand_builtin_interclass_mathfn): Likewise.
5621 (expand_builtin_sincos): Likewise.
5622 (expand_builtin_cexpi): Likewise.
5623 (expand_builtin_int_roundingfn): Likewise.
5624 (expand_builtin_int_roundingfn_2): Likewise.
5625 (expand_builtin_pow): Likewise.
5626 (expand_builtin_powi): Likewise.
5627 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
5628 of arglist, fixing callers appropriately. Use new CALL_EXPR
5629 accessors and constructors. Return NULL_RTX instead of 0.
5630 (expand_builtin_strstr): Likewise.
5631 (expand_builtin_strchr): Likewise.
5632 (expand_builtin_strrchr): Likewise.
5633 (expand_builtin_strpbrk): Likewise.
5634 (expand_builtin_memcpy): Likewise.
5635 (expand_builtin_mempcpy): Likewise.
5636 (expand_builtin_mempcpy_args): New.
5637 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
5638 (expand_builtin_memmove_args): New.
5639 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
5640 (expand_movstr): Likewise.
5641 (expand_builtin_strcpy): Likewise.
5642 (expand_builtin_strcpy_args): New.
5643 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
5644 (expand_builtin_strncpy): Likewise.
5645 (expand_builtin_memset): Likewise.
5646 (expand_builtin_memset_args): New.
5647 (expand_builtin_bzero): Similarly to expand_builtin_memset.
5648 (expand_builtin_memcmp): Likewise.
5649 (expand_builtin_strcmp): Likewise.
5650 (expand_builtin_strncmp): Likewise.
5651 (expand_builtin_strcat): Likewise.
5652 (expand_builtin_strncat): Likewise.
5653 (expand_builtin_strspn): Likewise.
5654 (expand_builtin_strcspn): Likewise.
5655 (expand_builtin_args_info): Likewise.
5656 (expand_builtin_va_start): Likewise.
5657 (gimplify_va_arg_expr): Likewise.
5658 (expand_builtin_va_end): Likewise.
5659 (expand_builtin_va_copy): Likewise.
5660 (expand_builtin_frame_address): Likewise.
5661 (expand_builtin_alloca): Likewise.
5662 (expand_builtin_bswap): Likewise.
5663 (expand_builtin_unop): Likewise.
5664 (expand_builtin_fputs): Likewise.
5665 (expand_builtin_expect): Likewise.
5666 (expand_builtin_fabs): Likewise.
5667 (expand_builtin_copysign): Likewise.
5668 (expand_builtin_printf): Likewise.
5669 (expand_builtin_fprintf): Likewise.
5670 (expand_builtin_sprintf): Likewise.
5671 (expand_builtin_init_trampoline): Likewise.
5672 (expand_builtin_signbit): Likewise.
5673 (expand_builtin_fork_or_exec): Likewise.
5674 (expand_builtin_sync_operation): Likewise.
5675 (expand_builtin_compare_and_swap): Likewise.
5676 (expand_builtin_lock_test_and_set): Likewise.
5677 (expand_builtin_lock_release): Likewise.
5678 (expand_builtin): Likewise.
5679 (builtin_mathfn_code): Likewise.
5681 (fold_builtin_constant_p): Pass call arguments individually instead
5682 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5683 accessors and constructors. Return NULL_TREE instead of 0.
5684 (fold_builtin_expect): Likewise.
5685 (fold_builtin_classify_type): Likewise.
5686 (fold_builtin_strlen): Likewise.
5687 (fold_builtin_nan): Likewise.
5688 (integer_valued_real_p): Likewise.
5689 (fold_trunc_transparent_mathfn): Likewise.
5690 (fold_fixed_mathfn): Likewise.
5691 (fold_builtin_cabs): Likewise.
5692 (fold_builtin_sqrt): Likewise.
5693 (fold_builtin_cbrt): Likewise.
5694 (fold_builtin_cos): Likewise.
5695 (fold_builtin_cosh): Likewise.
5696 (fold_builtin_tan): Likewise.
5697 (fold_builtin_sincos): Likewise.
5698 (fold_builtin_cexp): Likewise.
5699 (fold_builtin_trunc): Likewise.
5700 (fold_builtin_floor): Likewise.
5701 (fold_builtin_ceil): Likewise.
5702 (fold_builtin_round): Likewise.
5703 (fold_builtin_int_roundingfn): Likewise.
5704 (fold_builtin_bitop): Likewise.
5705 (fold_builtin_bswap): Likewise.
5706 (fold_builtin_logarithm): Likewise.
5707 (fold_builtin_hypot): Likewise.
5708 (fold_builtin_pow): Likewise.
5709 (fold_builtin_powi): Likewise.
5710 (fold_builtin_exponent): Likewise.
5711 (fold_builtin_memset): Likewise.
5712 (fold_builtin_bzero): Likewise.
5713 (fold_builtin_memory_op): Likewise.
5714 (fold_builtin_bcopy): Deleted; call site changed to invoke
5715 fold_builtin_memory_op directly.
5716 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
5717 (fold_builtin_strncpy): Likewise.
5718 (fold_builtin_memcmp): Likewise.
5719 (fold_builtin_strcmp): Likewise.
5720 (fold_builtin_strncmp): Likewise.
5721 (fold_builtin_signbit): Likewise.
5722 (fold_builtin_copysign): Likewise.
5723 (fold_builtin_isascii): Likewise.
5724 (fold_builtin_toascii): Likewise.
5725 (fold_builtin_isdigit): Likewise.
5726 (fold_builtin_fabs): Likewise.
5727 (fold_builtin_abs): Likewise.
5728 (fold_builtin_fmin_fmax): Likewise.
5729 (fold_builtin_carg): Likewise.
5730 (fold_builtin_classify): Likewise.
5731 (fold_builtin_unordered_cmp): Likewise.
5733 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
5734 New functions split out from fold_builtin_1.
5735 (fold_builtin_n): New.
5736 (fold_builtin_varargs): New.
5737 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
5739 (fold_call_expr): New.
5740 (build_function_call_expr): Rewrite to use new helper function.
5741 (fold_builtin_call_list): New.
5742 (build_call_expr): New.
5743 (fold_builtin_call_valist): New.
5744 (rewrite_call_expr): New.
5745 (validate_arg): New.
5746 (validate_arglist): Change parameter to be entire CALL_EXPR instead
5747 of an arglist. Change return type to bool. Use new CALL_EXPR
5750 (fold_builtin_strstr): Pass call arguments individually instead
5751 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5752 accessors and constructors. Return NULL_TREE instead of 0.
5753 (fold_builtin_strchr): Likewise.
5754 (fold_builtin_strrchr): Likewise.
5755 (fold_builtin_strpbrk): Likewise.
5756 (fold_builtin_strcat): Likewise.
5757 (fold_builtin_strncat): Likewise.
5758 (fold_builtin_strspn): Likewise.
5759 (fold_builtin_strcspn): Likewise.
5760 (fold_builtin_fputs): Likewise.
5761 (fold_builtin_next_arg): Likewise.
5762 (fold_builtin_sprintf): Likewise.
5764 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
5765 NULL_RTX instead of 0.
5766 (expand_builtin_memory_chk): Likewise.
5767 (maybe_emit_chk_warning): Likewise.
5768 (maybe_emit_sprintf_chk_warning): Likewise.
5770 (fold_builtin_object_size): Pass call arguments individually instead
5771 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
5772 accessors and constructors. Return NULL_TREE instead of 0.
5773 (fold_builtin_memory_chk): Likewise.
5774 (fold_builtin_stxcpy_chk): Likewise.
5775 (fold_builtin_strncpy_chk): Likewise.
5776 (fold_builtin_strcat_chk): Likewise.
5777 (fold_builtin_strcat_chk): Likewise.
5778 (fold_builtin_strncat_chk): Likewise.
5779 (fold_builtin_sprintf_chk): Likewise.
5780 (fold_builtin_snprintf_chk): Likewise.
5781 (fold_builtin_printf): Likewise.
5782 (fold_builtin_vprintf): Likewise.
5784 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
5786 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
5787 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5788 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
5789 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
5790 (fold_unary): Likewise.
5791 (fold_binary): Likewise.
5792 (fold_ternary): Remove CALL_EXPR case, since they are no longer
5793 ternary expressions.
5794 (fold): Add logic for tcc_vl_exp.
5795 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
5796 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5797 (fold_build3_stat): Add assertion to flag broken interface for
5798 constructing CALL_EXPRs.
5799 (fold_build_call_list): New.
5800 (fold_build_call_list_initializer): New.
5801 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
5803 (fold_strip_sign_ops): Likewise.
5805 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
5806 Brooks Moses <brooks.moses@codesourcery.com>
5807 Lee Millward <lee.millward@codesourcery.com>
5809 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
5810 accessors and dump arguments explicitly.
5812 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
5814 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
5816 (print_call_name): Use new CALL_EXPR accessors.
5818 * print-tree.c (print_node): Add case tcc_vl_exp. Print
5819 CALL_EXPR arguments explicitly instead of as a list. Use
5820 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5822 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
5823 (vrp_visit_stmt): Likewise.
5825 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
5826 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
5828 (force_move_till_expr): Likewise.
5830 * targhooks.c (default_external_stack_protect_fail): Use
5831 build_call_expr instead of build_function_call_expr.
5832 (default_hidden_stack_protect_fail): Likewise.
5834 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
5837 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
5838 and walk arguments explicitly.
5840 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
5841 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5842 (expand_simple_operations): Likewise.
5843 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
5845 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
5846 of TREE_CODE_LENGTH.
5847 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
5849 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
5850 instead of TREE_CODE_LENGTH.
5852 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
5853 (tree_ic_transform): Likewise.
5854 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
5855 parameter instead of arglist. Fix callers.
5856 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
5857 (tree_stringops_transform): Likewise.
5858 (tree_indirect_call_to_profile): Likewise.
5859 (tree_stringops_values_to_profile): Likewise.
5861 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
5862 (eliminate_tail_call): Likewise.
5864 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
5866 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
5867 Use TREE_OPERAND_LENGTH and generalize to handle any number of
5869 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
5871 * omp-low.c (build_omp_barrier): Use build_call_expr.
5872 (lower_rec_input_clauses): Likewise.
5873 (lower_reduction_clauses): Likewise.
5874 (expand_parallel_call): Likewise.
5875 (maybe_catch_exception): Likewise.
5876 (expand_omp_for_generic): Likewise.
5877 (expand_omp_for_static_nochunk): Likewise.
5878 (expand_omp_sections): Likewise.
5879 (lower_omp_single_simple): Likewise.
5880 (lower_omp_single_copy): Likewise.
5881 (lower_omp_master): Likewise.
5882 (lower_omp_ordered): Likewise.
5883 (lower_omp_critical): Likewise.
5885 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
5886 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
5888 * tree-gimple.c (is_gimple_call_addr): Fix doc.
5889 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
5890 TREE_CODE_LENGTH. Add tcc_vl_exp case.
5892 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
5893 and generalize to handle any number of operands.
5894 (chrec_contains_undetermined): Likewise.
5895 (tree_contains_chrecs): Likewise.
5896 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
5898 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
5900 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
5901 fold_call_expr instead of fold_builtin.
5902 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
5903 match declarations there.
5904 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
5907 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
5908 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
5910 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
5911 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
5913 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
5916 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
5917 (execute_cse_sincos): Use new CALL_EXPR accessors.
5919 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
5921 * gimple-low.c (lower_function_body): Use build_call_expr.
5922 (lower_builtin_setjmp): Likewise.
5924 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
5925 (set_storage_via_libcall): Likewise.
5926 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
5927 instead of TREE_CODE_LENGTH.
5928 (expand_expr_real_1): Use new CALL_EXPR accessors.
5930 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
5931 generalize to handle any number of operands.
5932 (TB_parent_eq): Likewise.
5934 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
5935 (strip_builtin_expect): Likewise.
5937 * function.c (gimplify_parameters): Use build_call_expr.
5939 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
5940 instead of TREE_CODE_LENGTH.
5942 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
5943 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
5945 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
5948 * gimplify.c (build_stack_save_restore): Use build_call_expr.
5949 (gimplify_decl_expr): Likewise.
5950 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
5951 Use new CALL_EXPR iterators.
5952 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
5953 (gimplify_modify_expr_to_memset): Likewise.
5954 (gimplify_variable_sized_compare): Likewise.
5955 (gimplify_omp_atomic_fetch_op): Likewise.
5956 (gimplify_omp_atomic_pipeline): Likewise.
5957 (gimplify_omp_atomic_mutex): Likewise.
5958 (gimplify_function_tree): Likewise.
5960 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
5961 (call_expr_flags): Likewise.
5962 (expand_call): Likewise.
5964 * except.c (expand_builtin_eh_return_data_regno): Pass entire
5965 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
5968 * coverage.c (create_coverage): Use build_call_expr.
5970 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
5971 (temp_call_expr_obstack): New.
5972 (pool_copy_list): Delete.
5973 (temp_copy_call_expr): New.
5974 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
5975 CALL_EXPR accessors. Get rid of special goo for copying argument
5976 lists and use temp_copy_call_expr instead.
5977 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
5978 CALL_EXPR accessors.
5979 (create_expression_by_pieces): Likewise. Use build_call_array
5980 to construct the result instead of fold_build3.
5981 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
5982 dealing with argument lists.
5983 (init_pre): Remove references to expression_node_pool and
5984 list_node_pool. Init temp_call_expr_obstack instead.
5985 (fini_pre): Remove references to expression_node_pool and
5988 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
5989 and walk arguments explicitly instead of as a list.
5991 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
5992 (mx_register_decls): Likewise.
5993 (mudflap_register_call): Likewise.
5994 (mudflap_finish_file): Likewise.
5996 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
5997 (ipa_callsite_compute_param): Likewise.
5999 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
6000 accessors and constructor.
6002 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
6003 accessors and constructor.
6004 (convert_tramp_reference): Likewise.
6005 (convert_call_expr): Likewise.
6006 (finalize_nesting_tree_1): Likewise.
6008 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
6011 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
6013 * tree-inline.c (initialize_inlined_parameters): Pass entire
6014 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
6016 (estimate_num_insns_1): Use new CALL_EXPR accessors.
6017 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
6019 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
6020 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6021 (vectorizable_reduction): Likewise.
6022 (vectorizable_call): Use new CALL_EXPR iterators.
6023 (vectorizable_conversion): Use build_call_expr.
6024 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
6025 (vect_gen_widened_results_half): Use build_call_expr.
6026 (vect_setup_realignment): Likewise.
6027 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
6029 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
6030 (pass_through_call): Likewise.
6031 (compute_object_sizes): Likewise. Use fold_call_expr instead of
6034 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
6035 (tree_gen_pow2_profiler): Likewise.
6036 (tree_gen_one_value_profiler): Likewise.
6037 (tree_gen_ic_func_profiler): Likewise.
6038 (tree_gen_average_profiler): Likewise.
6039 (tree_gen_ior_profiler): Likewise.
6041 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
6042 (find_func_aliases): Use new CALL_EXPR accessors. Add case
6043 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
6045 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
6046 of TREE_CODE_LENGTH.
6048 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
6049 of TREE_CODE_LENGTH.
6051 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
6053 (convert_to_integer): Likewise.
6055 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
6058 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6059 Brooks Moses <brooks.moses@codesourcery.com>
6060 Lee Millward <lee.millward@codesourcery.com>
6062 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
6064 * config/frv/frv.c (frv_expand_builtin): Likewise.
6065 * config/s390/s390.c (s390_expand_builtin): Likewise.
6067 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
6068 (sparc_expand_builtin): Use new CALL_EXPR accessors.
6070 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
6071 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
6072 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
6073 (ix86_expand_store_builtin): Likewise.
6074 (ix86_expand_unop_builtin): Likewise.
6075 (ix86_expand_unop1_builtin): Likewise.
6076 (ix86_expand_sse_compare): Likewise.
6077 (ix86_expand_sse_comi): Likewise.
6078 (ix86_expand_vec_init_builtin): Likewise.
6079 (ix86_expand_vec_ext_builtin): Likewise.
6080 (ix86_expand_vec_set_builtin): Likewise.
6081 (ix86_expand_builtin): Use new CALL_EXPR accessors.
6083 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
6084 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
6086 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
6087 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6088 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
6090 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
6092 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
6093 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
6094 arglist. Use new CALL_EXPR accessors. Fix callers.
6095 (altivec_expand_abs_builtin): Likewise.
6096 (rs6000_expand_binop_builtin): Likewise.
6097 (altivec_expand_predicate_builtin): Likewise.
6098 (altivec_expand_lv_builtin): Likewise.
6099 (spe_expand_stv_builtin): Likewise.
6100 (altivec_expand_stv_builtin): Likewise.
6101 (rs6000_expand_ternop_builtin): Likewise.
6102 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
6103 (altivec_expand_st_builtin): Likewise.
6104 (altivec_expand_dst_builtin): Likewise.
6105 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
6106 arglist. Use new CALL_EXPR accessors. Fix callers.
6107 (altivec_expand_vec_set_builtin): Likewise.
6108 (altivec_expand_vec_ext_builtin): Likewise.
6109 (altivec_expand_builtin): Use new CALL_EXPR accessors.
6110 (spe_expand_builtin): Likewise.
6111 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
6112 arglist. Use new CALL_EXPR accessors. Fix callers.
6113 (spe_expand_evsel_builtin): Likewise.
6114 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
6115 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
6117 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
6118 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6119 (arm_expand_unop_builtin): Likewise.
6120 (arm_expand_builtin): Use new CALL_EXPR accessors.
6122 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
6125 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
6126 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
6127 (bfin_expand_unop_builtin): Likewise.
6128 (bfin_expand_builtin): Use new CALL_EXPR accessors.
6130 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
6131 Brooks Moses <brooks.moses@codesourcery.com>
6132 Lee Millward <lee.millward@codesourcery.com>
6134 * c-semantics.c (build_stmt): Add internal diagnostic check.
6136 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
6137 accessors. Print arguments explicitly instead of as a list.
6139 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
6141 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
6142 (c_finish_omp_flish): Likewise.
6144 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
6145 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
6146 instead of TREE_CODE_LENGTH.
6147 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
6148 (c_warn_unused_result): Likewise.
6150 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6153 * doc/invoke.texi (Warning Options): Remove
6154 -Werror-implicit-function-declaration.
6155 (Wimplicit-function-declaration): Update description.
6156 * opts.c (common_handle_option): Move handling of -Werror=* to...
6157 (enable_warning_as_error): ...here.
6158 * opts.h (enable_warning_as_error): Declare.
6159 * c-decl.c (implicit_decl_warning): Unless
6160 -Wno-implicit-function-declaration is given, emit a pedwarn if
6161 -std=c99 or emit a warning if -Wimplicit-function-declaration.
6162 * c.opt (Wimplicit-function-declaration): Replace
6163 mesg_implicit_function_declaration with
6164 warn_implicit_function_declaration.
6165 * c-opts.c (c_common_handle_option):
6166 -Werror-implicit-function-declaration is exactly equal as
6167 -Werror=implicit-function-declaration.
6168 (set_Wimplicit): Replace mesg_implicit_function_declaration with
6169 warn_implicit_function_declaration.
6170 (c_common_post_options): -Wimplict-function-declaration is enabled
6171 by default by -std=c99, otherwise is disabled by default.
6172 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
6174 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
6176 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
6177 DECL on the rhs to a DECL on the lhs for debug info purposes if the
6178 former is ignored but not the latter.
6180 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
6182 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
6183 is made and the reference doesn't use the alias set of its type,
6184 do not create the temporary using that type.
6186 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
6188 * jump.c: Remove prototypes for delete_computation and
6189 delete_prior_computation.
6191 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
6193 * jump.c (get_label_after): Delete.
6194 (get_label_before, delete_computation, delete_jump,
6195 delete_prior_computation, follow_jumps): Move...
6196 * reorg.c (delete_computation, delete_prior_computation): ... here...
6197 (get_label_before, delete_jump): ... making these static ...
6198 (follow_jumps): ... and simplifying this since it only runs after
6200 * rtl.h (get_label_after, get_label_before, delete_jump,
6201 follow_jumps): Delete prototypes.
6203 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
6205 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
6207 2007-02-15 Nick Clifton <nickc@redhat.com>
6209 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
6210 order to prevent it from being munged by the target.
6212 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
6214 * config/i386/i386.md: Remove misleading comment.
6216 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6218 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
6219 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
6222 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6224 * tree-sra.c (instantiate_missing_elements): Canonicalize
6226 (sra_build_assignment): New.
6227 (generate_copy_inout, generate_element_copy,
6228 generate_element_zero, generate_one_element_init): Use it.
6230 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6232 * tree-sra.c (instantiate_missing_elements): Canonicalize
6234 (sra_build_assignment): New.
6235 (generate_copy_inout, generate_element_copy,
6236 generate_element_zero, generate_one_element_init): Use it.
6238 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
6240 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
6243 2007-02-14 Joseph Myers <joseph@codesourcery.com>
6245 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
6246 types as aggregates not scalars.
6247 * function.c (assign_stack_temp_for_type): Likewise.
6249 2007-02-14 Roger Sayle <roger@eyesopen.com>
6250 Zdenek Dvorak <dvorakz@suse.cz>
6252 * tree-dump.c (dump_switch_p_1): Require exact match of the option
6255 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
6257 * passes.c (next_pass_1): Clear the next field of the copied
6260 2007-02-14 Richard Henderson <rth@redhat.com>
6262 * tree-sra.c (early_sra): New.
6263 (decl_can_be_decomposed_p): Deny va_list if early_sra.
6264 (tree_sra_early, pass_sra_early): New.
6265 * tree-pass.h (pass_sra_early): Declare.
6266 * passes.c (init_optimization_passes): Use it.
6268 2007-02-14 Richard Guenther <rguenther@suse.de>
6270 * flags.h (issue_strict_overflow_warning): Convert to a macro.
6272 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
6274 PR tree-optimization/30771
6275 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
6277 (vect_analyze_operations): Induction phis can now be marked as
6279 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
6280 Update documentation accordingly.
6282 2007-02-14 Nick Clifton <nickc@redhat.com>
6284 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
6285 most 3 arguments are supported.
6286 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
6288 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
6290 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
6291 Ensure dst->current is valid.
6293 2007-02-13 Paul Brook <paul@codesourcery.com>
6295 * config.gcc: Add arm*-*-uclinux-*eabi.
6296 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
6297 (SUBTARGET_EXTRA_LINK_SPEC): Define.
6298 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
6299 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
6300 (LINK_SPEC): Define.
6302 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
6304 * config/arm/uclinux-eabi.h: New file.
6305 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
6306 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
6309 2007-02-13 Ian Lance Taylor <iant@google.com>
6311 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
6312 * flags.h (warn_strict_overflow): Declare.
6313 (enum warn_strict_overflow_code): Define.
6314 (issue_strict_overflow_warning): New static inline function.
6315 * opts.c (warn_strict_overflow): New variable.
6316 (common_handle_option): Handle OPT_Wstrict_overflow and
6317 OPT_Wstrict_overflow_.
6318 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
6320 * fold-const.c: Include intl.h.
6321 (fold_deferring_overflow_warnings): New static variable.
6322 (fold_deferred_overflow_warning): New static variable.
6323 (fold_deferred_overflow_code): New static variable.
6324 (fold_defer_overflow_warnings): New function.
6325 (fold_undefer_overflow_warnings): New function.
6326 (fold_undefer_and_ignore_overflow_warnings): New function.
6327 (fold_deferring_overflow_warnings_p): New function.
6328 (fold_overflow_warning): New static function.
6329 (make_range): Add strict_overflow_p parameter. Change all
6331 (extract_muldiv, extract_muldiv_1): Likewise.
6332 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
6333 tree_expr_nonnegative_p.
6334 (fold_negate_expr): Call fold_overflow_warning.
6335 (fold_range_test): Likewise.
6336 (fold_comparison): Likewise.
6337 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
6338 instead of tree_expr_nonnegative_p.
6339 (tree_expr_nonnegative_warnv_p): Rename from
6340 tree_expr_nonnegative_p, add strict_overflow_p parameter.
6341 (tree_expr_nonnegative_p): New function.
6342 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
6343 strict_overflow_p parameter.
6344 (tree_expr_nonzero_p): New function.
6345 * passes.c (verify_interpass_invariants): New static function.
6346 (execute_one_pass): Call it.
6347 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
6349 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
6350 (estimate_numbers_of_iterations): Likewise.
6351 (scev_probably_wraps_p): Likewise.
6352 * tree-ssa-ccp.c: Include "toplev.h".
6353 (evaluate_stmt): Defer fold overflow warnings until we know we are
6355 (struct fold_stmt_r_data): Add stmt field.
6356 (fold_stmt_r): Defer fold overflow warnings until we know we
6358 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
6359 (fold_stmt_inplace): Likewise.
6360 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
6361 (cleanup_control_expr_graph): Defer fold overflow warnings until
6362 we know we are going to optimize.
6363 * tree-cfg.c (fold_cond_expr_cond): Likewise.
6364 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
6366 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
6367 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
6368 * tree-ssa-loop-manip.c (create_iv): Likewise.
6369 * c-typeck.c (build_conditional_expr): Likewise.
6370 (build_binary_op): Likewise.
6371 * tree-vrp.c (vrp_expr_computes_nonzero): Call
6372 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
6373 (extract_range_from_unary_expr): Likewise.
6374 * simplify-rtx.c (simplify_const_relational_operation): Warn when
6375 assuming that signed overflow does not occur.
6376 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
6377 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
6378 (fold_defer_overflow_warnings): Declare.
6379 (fold_undefer_overflow_warnings): Declare.
6380 (fold_undefer_and_ignore_overflow_warnings): Declare.
6381 (fold_deferring_overflow_warnings_p): Declare.
6382 (tree_expr_nonzero_warnv_p): Declare.
6383 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
6385 (Warning Options): Document -Wstrict-overflow.
6386 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
6387 (tree-ssa-ccp.o): Likewise.
6388 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
6389 (fold-const.o): Depend on intl.h.
6391 2007-02-13 Ian Lance Taylor <iant@google.com>
6394 * lower-subreg.c (resolve_simple_move): Decompose subregs in
6397 2007-02-13 Stuart Hastings <stuart@apple.com>
6399 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
6401 2007-02-13 Richard Henderson <rth@redhat.com>
6403 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
6404 handled_component_p before looking for the indirect_ref.
6406 2007-02-13 Richard Henderson <rth@redhat.com>
6408 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
6409 remove flags clobber.
6410 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
6411 (bswaphi_lowpart): New.
6412 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
6413 remove TARGET_BSWAP test. Delete expander of the same name.
6415 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
6416 (expand_unop): Use them.
6418 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
6420 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
6421 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
6422 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
6423 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
6424 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
6425 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
6426 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
6427 assembler dialect choice from asm templates.
6429 2007-02-12 Richard Henderson <rth@redhat.com>
6431 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
6432 (fixuns_trunc<SSEMODEF>si2): Use it.
6433 * config/i386/sse.md (vec_setv4sf_0): Export.
6434 * config/i386/i386.c (ix86_build_const_vector): Export.
6435 (ix86_split_convert_uns_si_sse): Rename from
6436 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
6437 * config/i386/i386-protos.h: Update.
6439 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6442 * c-typeck.c (c_finish_return): Improve warning message.
6444 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6446 * alias.c (find_symbolic_term): Delete unused function.
6448 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
6450 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
6451 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
6452 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
6454 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6456 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
6457 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
6458 the function, temporarily point the debug interface to the null one.
6460 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
6462 * dwarf2out.c (round_up_to_align): New static function.
6463 (field_byte_offset): Use it to round the offset.
6465 2007-02-12 Richard Henderson <rth@redhat.com>
6467 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
6468 (inswl_const): Export.
6470 2007-02-12 Richard Henderson <rth@redhat.com>
6472 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
6473 result mode of the libcall, convert back to outmode.
6475 2007-02-12 Roger Sayle <roger@eyesopen.com>
6477 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
6478 (bswapdi2): New define_expand to implement 32-bit implementation.
6480 2007-02-12 Nick Clifton <nickc@redhat.com>
6482 * doc/invoke.texi (Overall Options): Document --help=.
6483 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
6484 (cc1_options): Pass --help= on to cc1.
6485 (display_help): Add description of --help=.
6486 (process_command): Add code to handle --help=. Allow translated
6487 --help and --target-help switches to be passed on to compiler
6489 (main): Remove unused if statement.
6490 * opts.c (columns): Remove.
6491 (LEFT_COLUMN): Define.
6492 (wrap_help): Add columns argument.
6493 (print_filtered_help): Change parameters to be an include bitmask,
6494 an exclude bitmask, an any bitmask and the column width. Move the
6495 code to display the params list here. Add code to display the
6496 status of options rather than their descriptions if the quiet flag
6498 (print_specific_help): Change parameters to be an include bitmask,
6499 an exclude bitmask and an any bitmask. Move code to look up the
6500 column width here. Decide upon the title for an options listing.
6501 (common_handle_options): Add code to handle --help=. Adapt code
6502 for --help and --target-help to use the revised form of the
6503 print_specific_help function.
6504 (print_help): Delete.
6505 (print_param_help): Delete.
6506 (print_switch): Delete.
6507 * opts.h (cl_lang_count): Add prototype.
6508 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
6509 CL_MAX_OPTION_CLASS): New defines.
6510 * optc-gen.awk: Add construction of cl_lang_count.
6511 * c.opt: Add Warning attribute to warning options and Optimization
6512 attribute to optimization options.
6513 * common.opt: Likewise.
6515 Add -fhelp and -ftarget-help as aliases for the transformed --help
6516 and --target-help options.
6517 * opt-functions.awk: Add code to handle Warning and Optimization
6520 2007-02-12 Richard Henderson <rth@redhat.com>
6522 * config/alpha/constraints.md: New file.
6523 * config/alpha/alpha.c: Include tm-constrs.h.
6524 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
6525 alpha_extra_constraint): Remove.
6526 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
6527 * config/alpha/alpha-protos.h: Update.
6528 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
6529 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
6530 (EXTRA_CONSTRAINT): Remove.
6531 * config/alpha/alpha.md: Include constraints.md.
6532 (adddi splitter): Use satisfies_constraint_*.
6533 * config/alpha/predicates.md (add_operand): Likewise.
6534 (sext_add_operand, addition_operation): Likewise.
6536 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
6538 PR tree-optimization/29145
6539 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
6540 in our handling of restrict qualified pointers.
6542 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6545 * doc/invoke.texi (Wunused-value): Update description.
6546 (Wextra): Delete item.
6547 * opts.c (set_Wextra): Don't use the value of Wextra to set the
6548 value of Wunused-value.
6549 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
6550 (c_finish_stmt_expr): Don't check extra_warnings.
6551 (emit_side_effect_warnings): The caller is responsible to check
6554 2007-02-11 Roger Sayle <roger@eyesopen.com>
6555 Matt Thomas <matt@3am-software.com>
6557 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
6559 2007-02-11 Roger Sayle <roger@eyesopen.com>
6561 * simplify-rtx.c (simplify_relational_operation_1): Optimize
6562 comparisons of POPCOUNT against zero.
6563 (simplify_const_relational_operation): Likewise.
6565 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6567 * doc/invoke.texi (Wextra): Delete outdated paragraph.
6569 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6571 * dwarf2out.c (root_type): Delete unused function.
6573 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6575 * genattrtab.c (contained_in_p): Delete unused function.
6576 (write_expr_attr_cache): Likewise.
6578 2007-02-11 Jan Hubicka <jh@suse.cz>
6580 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
6583 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
6585 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
6586 to add the REG_EQ* note.
6587 * see.c (see_merge_one_use_extension): Likewise.
6588 * local-alloc.c (update_equiv_regs): Likewise. Also don't
6589 turn REG_EQUAL notes into REG_EQUIV notes if the target
6590 register may have more than one set.
6591 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
6592 * gcse.c (try_replace_reg): Likewise.
6593 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
6594 * calls.c (fixup_tail_calls): Likewise. Abort if there is
6595 more than one REG_EQUIV note.
6596 * reload1.c (gen_reload): Use set_unique_reg_note.
6598 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
6600 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
6601 (ix86_builtin_conversion): New function.
6603 2007-02-06 Mark Mitchell <mark@codesourcery.com>
6606 * tree.h (DECL_REPLACEABLE_P): New macro.
6607 * except.c (set_nothrow_function_flags): Likewise.
6609 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
6610 Ira Rosen <irar@il.ibm.com>
6611 Dorit Nuzman <dorit@il.ibm.com>
6613 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
6614 * targhooks.c (default_builtin_vectorized_conversion): New.
6615 * targhooks.h (default_builtin_vectorized_function): New declaration.
6616 * target.h (struct vectorize): Add builtin_conversion field.
6617 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
6618 stmt_vec_info_type value.
6619 (vectorizable_conversion): New declaration.
6620 * tree-vect-analyze.c (vect_analyze_operations): Add
6621 vectorizable_conversion call.
6622 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
6623 * tree-vect-transform.c (vectorizable_conversion): New function.
6624 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
6625 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
6627 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
6628 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
6629 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
6630 or ALTIVEC_BUILTIN_VCFSX.
6632 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6635 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
6636 CONST_DOUBLE and operand 0 is a hard register.
6637 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
6638 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
6639 is a hard floating-point register.
6641 2007-02-10 Richard Henderson <rth@redhat.com>
6642 Jakub Jelinek <jakub@redhat.com>
6643 Alexandre Oliva <aoliva@redhat.com>
6645 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
6646 * builtin-types.def (BT_WORD): Make unsigned.
6647 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
6648 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
6649 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
6650 * c-decl.c (grokdeclarator): Don't error if !have_tls.
6651 * c-parser.c (c_parser_omp_threadprivate): Likewise.
6652 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
6654 * expr.c (emutls_var_address): New.
6655 (expand_expr_real_1): Expand emulated tls.
6656 (expand_expr_addr_expr_1): Likewise.
6657 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
6658 * output.h (emutls_finish): Declare.
6659 * toplev.c (compile_file): Call it.
6660 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
6661 address before wrapping in CONST.
6662 * varasm.c (emutls_htab, emutls_object_type): New.
6663 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
6664 (get_emutls_object_name, get_emutls_object_type): New.
6665 (get_emutls_init_templ_addr, emutls_decl): New.
6666 (emutls_common_1, emutls_finish): New.
6667 (assemble_variable): When emulating tls, swap decls; generate
6668 constructor for the emutls objects.
6669 (do_assemble_alias): When emulating tls, swap decl and target name.
6670 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
6672 * varpool.c (decide_is_variable_needed): Look at force_output.
6673 Recurse for emulated tls.
6674 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
6675 with decide_is_variable_needed.
6676 * emutls.c: New file.
6677 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
6678 tls_object for real tls.
6680 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
6682 PR rtl-optimization/29599
6683 * reload1.c (eliminate_regs_in_insn): Take the destination
6684 mode into account when computing the offset.
6686 2007-02-09 Stuart Hastings <stuart@apple.com>
6687 Richard Henderson <rth@redhat.com>
6689 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6690 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
6691 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
6692 fixuns_truncdfhi2): New.
6693 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
6694 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
6695 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
6696 (floatunssidf2): Allow nonimmediate source.
6697 * config/i386/sse.md (movdi_to_sse): New.
6698 (vec_concatv2di): Drop '*'.
6699 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
6700 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6701 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
6703 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
6704 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
6705 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
6706 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
6707 (ix86_build_signbit_mask): Fix decl of v, refactor to call
6708 ix86_build_const_vector.
6709 (x86_emit_floatuns): Rewrite.
6711 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6713 * genautomata.c (longest_path_length): Delete unused function.
6714 (struct state): Delete unused longest_path_length.
6715 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
6716 (get_free_state): Delete unused.
6718 2007-02-09 Jan Hubicka <jh@suse.cz>
6720 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
6721 * doc/invoke.texi (inline-unit-growth): Update default value.
6723 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
6724 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
6725 (rebuild_cgraph_edges): Likewise.
6726 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
6727 (dump_cgraph_node): Dump frequencies.
6728 (cgraph_clone_edge): Add frequency scales.
6729 (cgraph_clone_node): Add freuqnecy.
6730 * cgraph.h (cgraph_edge): Add freuqnecy argument.
6731 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
6732 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
6733 * tree-pass.h (TODO_rebuild_frequencies): New constant.
6734 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
6735 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
6736 (save_inline_function_body): Likewise.
6737 * ipa-inline.c: inluce rtl.h
6738 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
6739 (cgraph_edge_badness): Use frequencies.
6740 (cgraph_decide_recursive_inlining): Update clonning.
6741 (cgraph_decide_inlining_of_small_function): Dump frequency.
6742 * predict.c (estimate_bb_frequencies): Export.
6743 * predict.h (estimate_bb_frequencies): Declare.
6744 * tree-inline.c (copy_bb): Watch overflows.
6745 (expand_call_inline): Update call of cgraph_create_edge.
6746 (optimize_inline_calls): Use TODO flags to update frequnecies.
6747 * passes.h: Include predict.h
6748 (init_optimization_passes): Move profile ahead.
6749 (execute_function_todo): Handle TODO_rebuild_frequencies.
6751 2007-02-09 Roger Sayle <roger@eyesopen.com>
6753 * config/alpha/alpha.c (emit_insxl): Force the first operand of
6754 the insbl or inswl pattern into a register.
6756 2007-02-09 Roger Sayle <roger@eyesopen.com>
6758 * config/ia64/ia64.md (bswapdi2): New define_insn.
6760 2007-02-09 Richard Henderson <rth@redhat.com>
6762 * config/i386/constraints.md (Ym): New constraint.
6763 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
6764 (movdi_1_rex64): Split sse and xmm general register moves from
6765 memory move alternatives. Use conditional register constraints.
6766 (movsf_1, movdf_integer): Likewise.
6767 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
6768 (movdf_integer_rex64): New.
6769 (pushsf_rex64): Fix output constraints.
6770 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
6771 (sse2_stored): Likewise.
6772 (sse2_storeq_rex64): New.
6773 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
6774 amd and not generic.
6775 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
6776 for optimize_size. Remove SF/DFmode hack.
6778 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
6780 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
6783 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
6784 Richard Sandiford <richard@codesourcery.com>
6786 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
6787 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
6788 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
6789 m68k/t-mlib to tmake_file.
6790 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
6791 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
6792 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
6793 Allow it to be cf or m68k. Set m68k_arch_family. If that
6794 variable is not empty, add t-$m68k_arch_family to tmake_file.
6795 Add t-mlibs to tmake_file.
6796 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
6797 * config/m68k/t-cf: New file.
6798 * config/m68k/t-m68k: Likewise.
6799 * config/m68k/t-mlibs: Likewise.
6800 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6801 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6802 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6803 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6804 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
6806 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
6807 (INSTALL_LIBGCC): Delete.
6808 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
6809 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6810 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6811 (M68K_MLIB_CPU): Define.
6812 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
6813 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
6814 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
6816 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
6817 Richard Guenther <rguenther@suse.de>
6820 * fold-const.c (fold_comparison): Handle obfuscated comparisons
6821 against INT_MIN/INT_MAX.
6822 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
6823 file if a loop is removed.
6825 2007-02-09 Joseph Myers <joseph@codesourcery.com>
6827 * calls.c (store_one_arg): Pass correct alignment to
6828 emit_push_insn for non-BLKmode values.
6829 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
6830 unaligned stack slot via a suitably aligned slot.
6832 2007-02-08 DJ Delorie <dj@redhat.com>
6834 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
6836 (legal_subregs): Use unsigned char, make const.
6837 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
6839 2007-02-08 Paul Brook <paul@codesourcery.com>
6841 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
6842 special interworking needed.
6844 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
6846 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
6847 conditional to __SSE2__.
6848 (Entries below should have been added to first ChangeLog
6849 entry for amdfam10 dated 2007-02-05)
6850 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
6852 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
6854 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
6857 2007-02-08 DJ Delorie <dj@redhat.com>
6859 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
6860 * config/m32c/m32c.c (legal_subregs): New.
6861 (m32c_illegal_subreg_p): New.
6862 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
6863 unsupported subregs of hard regs.
6865 2007-02-08 Jan Hubicka <jh@suse.cz>
6867 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
6868 the same one; always update histograms.
6870 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6872 * passes.c (init_optimization_passes): Tidy comment.
6874 2007-02-08 Roger Sayle <roger@eyesopen.com>
6876 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
6877 strip zero_extend, bswap and rotates from POCOUNT's argument.
6878 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
6879 zero_extend and rotates from PARITY's argument.
6880 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
6881 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
6882 of an integer constant at compile-time.
6884 2007-02-08 Diego Novillo <dnovillo@redhat.com>
6887 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
6889 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
6892 * tree-ssa-live.c (remove_unused_locals): Do not remove
6893 TREE_ADDRESSABLE variables.
6894 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
6895 * tree-ssa-operands.c (add_virtual_operand): Remove argument
6896 FOR_CLOBBER. Update all users.
6897 If VAR has an associated alias set, add a virtual operand for
6898 it if no alias is found to conflict with the memory reference.
6900 2007-02-07 Jan Hubicka <jh@suse.cz>
6901 Robert Kidd <rkidd@crhc.uiuc.edu>
6903 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
6905 2007-02-07 Ian Lance Taylor <iant@google.com>
6907 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
6909 2007-02-07 Roger Sayle <roger@eyesopen.com>
6911 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
6912 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
6913 tablejumpdi, movsi_to_cr_one): Remove constraints from
6914 define_expand's match_operands.
6916 2007-02-07 Roger Sayle <roger@eyesopen.com>
6918 * global.c (compute_regsets): Move declatation of "i" inside of
6919 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
6921 2007-02-07 Jakub Jelinek <jakub@redhat.com>
6924 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
6925 of INDIRECT_REF <RESULT_DECL>.
6927 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
6929 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
6930 Kaz Kojima <kkojima@gcc.gnu.org>
6933 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
6935 (sh_initialize_trampoline): Add parentheses to avoid a warning.
6937 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
6939 * doc/loop.texi: Document possibility not to perform disambiguation
6940 of loops with multiple latches.
6941 * cfgloopmanip.c (alp_enum_p): Removed.
6942 (add_loop): Handle subloops. Use get_loop_body_with_size.
6943 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
6944 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
6945 the new forwarder block.
6946 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
6947 Handle the case latch is NULL.
6948 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
6949 when marking loop exits.
6950 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
6952 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
6953 disambiguate_loops_with_multiple_latches.
6954 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
6955 before fix_loop_structure.
6956 * cfgloop.c: Include pointer-set.h and output.h.
6957 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
6958 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
6959 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
6960 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
6961 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
6962 disambiguate_multiple_latches, get_loop_body_with_size,
6963 disambiguate_loops_with_multiple_latches): New functions.
6964 (flow_loop_dump): Dump multiple latch edges.
6965 (flow_loop_nodes_find): Handle loops with multiple latches.
6966 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
6967 (glb_enum_p): Modified.
6968 (get_loop_body): Use get_loop_body_with_size.
6969 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
6970 (AVOID_CFG_MODIFICATIONS): New constant.
6971 (disambiguate_loops_with_multiple_latches, add_loop,
6972 get_loop_body_with_size): Declare.
6973 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
6975 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
6978 * global.c (compute_regsets): New function.
6979 (global_alloc): Refactored ELIMINABLE_REGSET
6980 and NO_GLOBAL_ALLOC_REGS computation out.
6981 (rest_of_handle_global_alloc): Call compute_regsets()
6982 for non-optimizing case.
6984 2007-02-06 Richard Henderson <rth@redhat.com>
6986 * config/i386/constraints.md (Y2): Rename from Y.
6987 (Yi): New constraint.
6988 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
6989 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
6990 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
6991 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
6992 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
6993 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
6994 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
6995 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
6996 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
6997 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
6998 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
6999 vec_extractv2si_1): Change Y constraints to Y2.
7000 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
7001 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
7002 Change Y constraints to Y2.
7003 (sse2_loadld): Change Y constraints to x.
7005 2007-02-06 Roger Sayle <roger@eyesopen.com>
7007 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
7008 (parity<mode>2): New define_expand using rs6000_emit_parity.
7009 * config/rs6000/rs6000.c (rs6000_emit_popcount,
7010 rs6000_emit_parity): New functions.
7011 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
7012 rs6000_emit_parity): Prototype here.
7014 2007-02-06 Ian Lance Taylor <iant@google.com>
7016 * lower-subreg.c (simple_move_operand): Reject CONST.
7017 (resolve_clobber): Call validate_change rather than directly
7018 assigning to XEXP (pat, 0).
7020 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7022 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
7023 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
7024 (tree-cfg.o): Remove hashtab.h dependency.
7026 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
7027 (struct ivopts_data): Change niters to pointer_map_t.
7028 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
7029 (niter_for_exit): Create pointer_map on demand. Change for
7031 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
7032 (free_loop_data): Destroy data->niters if created and reset field.
7033 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
7034 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
7036 * tree-ssa-reassoc.c: Include pointer-set.h.
7037 (bb_rank): Change to long *.
7038 (operand_rank): Change to pointer_map_t.
7039 (find_operand_rank): Return long, -1 if not found. Declare as inline.
7040 (insert_operand_rank): Accept long.
7041 (operand_entry_hash, operand_entry_eq): Remove.
7042 (get_rank): Return long. Adjust for changes above.
7043 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
7045 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
7047 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
7048 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
7049 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
7051 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
7052 directly since it cannot be NULL.
7053 (get_vi_for_tree): Rewrite for pointer_map API.
7054 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
7055 (init_alias_vars): Create vi_for_tree as pointer_map.
7056 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
7058 * tree-cfg.c: Don't include hashtab.h.
7059 (edge_to_cases): Declare as pointer_map.
7060 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
7062 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
7063 (start_recording_case_labels): Create edge_to_cases as pointer_map.
7064 (end_recoding_case_labels): Cleanup edge_to_cases manually before
7066 (record_switch_edge): Delete.
7067 (get_cases_for_edge): Adjust for pointer_map API, inline
7068 record_switch_edge (rewritten for new API), remove goto.
7070 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
7072 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
7073 * tree-nested.c: Include pointer-set.h.
7074 (var_map_elt, var_map_eq, var_map_hash): Delete.
7075 (struct nesting_info): Remove GTY marker. Change the two htab_t's
7077 (nesting_info_bitmap_obstack): New.
7078 (lookup_field_for_decl): Adjust for pointer_map API.
7079 (lookup_tramp_for_decl): Adjust for pointer_map API.
7080 (get_nonlocal_debug_decl): Adjust for pointer_map API.
7081 (get_local_debug_decl): Adjust for pointer_map API.
7082 (convert_nl_goto_reference): Adjust for pointer_map API.
7083 (convert_nl_goto_receiver): Adjust for pointer_map API.
7084 (create_nesting_tree): Create outside GGC space. Create bitmap on
7085 the new obstack. Create field_map and var_map as pointer_maps.
7086 (free_nesting_tree): Adjust for changes to create_nesting_tree.
7088 (lower_nested_functions): Move root here, no need to NULL it.
7089 Initialize and release the obstack.
7091 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
7093 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
7094 Remove prototypes and make them non-static.
7095 (struct tree_int_map): Remove.
7096 * tree.h (struct tree_int_map): Move here, turning TO into an
7098 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
7100 * tree.h (TREE_COMPLEXITY): Remove.
7101 (struct tree_exp): Remove complexity field.
7102 * tree.c (build1_stat): Don't set it.
7104 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
7105 Victor Kaplansky <victork@il.ibm.com>
7107 * tree-vectorizer.c (vect_is_simple_use): Support induction.
7108 (vect_is_simple_reduction): Support reduction with induction as
7109 one of the operands.
7110 (vect_is_simple_iv_evolution): Fix formatting.
7111 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
7112 formatting. Don't mark induction phis for vectorization.
7113 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
7114 * tree-vect-transform.c (get_initial_def_for_induction): New function.
7115 (vect_get_vec_def_for_operand): Support induction.
7116 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
7118 (vectorizable_reduction): Support reduction with induction as one of
7120 (vectorizable_type_demotion): Use def-type of stmt argument rather
7121 than dummy def-type.
7123 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
7124 flag_tree_scev_cprop.
7125 * common.opt (tree-scev-cprop): New flag.
7127 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
7128 call to vect_get_new_vect_var.
7130 2007-02-06 Ira Rosen <irar@il.ibm.com>
7132 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
7133 vectype is not NULL.
7134 (vect_pattern_recog_1): Likewise.
7136 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7138 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
7139 (fold_negate_expr): Likewise.
7141 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
7144 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
7145 even if cv-qualification is the same.
7147 2007-02-05 Geoffrey Keating <geoffk@apple.com>
7149 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
7150 __enable_execute_stack on completion.
7152 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7154 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
7155 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
7156 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
7157 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
7158 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
7159 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
7160 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
7161 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
7163 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7165 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
7166 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
7167 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
7168 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
7169 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
7170 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
7171 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
7172 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
7173 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
7174 umuldi3_highpart_rex64, umulsi3_highpart_insn,
7175 umulsi3_highpart_zext, smuldi3_highpart_rex64,
7176 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
7177 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
7178 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
7179 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
7180 sqrtextenddfxf2_i387): Added amdfam10_decode.
7182 * config/i386/athlon.md (athlon_idirect_amdfam10,
7183 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
7184 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
7185 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
7186 athlon_ivector_store_amdfam10): New define_insn_reservation.
7187 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
7190 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7192 * config/i386/athlon.md (athlon_call_amdfam10,
7193 athlon_pop_amdfam10, athlon_lea_amdfam10): New
7194 define_insn_reservation.
7195 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
7196 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
7197 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
7199 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7201 * config/i386/athlon.md (athlon_sseld_amdfam10,
7202 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
7203 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
7205 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7207 * config/i386/athlon.md (athlon_sseins_amdfam10): New
7208 define_insn_reservation.
7209 * config/i386/i386.md (sseins): Added sseins to define_attr type
7210 and define_attr unit.
7211 * config/i386/sse.md: Set type attribute to sseins for insertq
7214 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7216 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
7217 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
7218 ssecomi_load_amdfam10, ssecomi_amdfam10,
7219 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
7220 define_insn_reservation.
7221 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
7223 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7225 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
7226 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
7227 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
7228 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
7229 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
7230 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
7231 define_insn_reservation.
7233 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
7234 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
7235 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
7236 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
7237 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
7239 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7241 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
7242 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
7243 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
7244 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
7245 athlon_ssemul_load_k8): Added amdfam10.
7247 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7249 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
7250 (x86_sse_unaligned_move_optimal): New variable.
7252 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
7254 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
7255 for unaligned vector SSE double/single precision loads for AMDFAM10.
7257 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7259 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
7260 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
7261 Define TARGET_CPU_DEFAULT_amdfam10.
7262 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
7263 (processor_type): Add PROCESSOR_AMDFAM10.
7265 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
7266 processor_type in config/i386/i386.h.
7267 Enable imul peepholes for TARGET_AMDFAM10.
7269 * config.gcc: Add support for --with-cpu option for amdfam10.
7271 * config/i386/i386.c (amdfam10_cost): New variable.
7272 (m_AMDFAM10): New macro.
7273 (m_ATHLON_K8_AMDFAM10): New macro.
7274 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
7275 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
7276 x86_promote_QImode, x86_integer_DFmode_moves,
7277 x86_partial_reg_dependency, x86_memory_mismatch_stall,
7278 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
7279 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
7280 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
7281 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
7282 Enable/disable for amdfam10.
7283 (override_options): Add amdfam10_cost to processor_target_table.
7284 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
7285 processor_alias_table.
7286 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
7287 (ix86_adjust_cost): Add code for amdfam10.
7289 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
7291 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
7292 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
7293 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
7294 * config/i386/i386.h: Add builtin definition for SSE4A.
7295 * config/i386/i386.md: Add support for ABM instructions
7297 * config/i386/sse.md: Add support for SSE4A instructions
7298 (movntss, movntsd, extrq, insertq).
7299 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
7300 Add -march=amdfam10 flag.
7301 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
7302 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
7304 * doc/extend.texi: Add documentation for SSE4A builtins.
7306 2007-02-05 Bob Wilson <bob.wilson@acm.org>
7308 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
7310 2007-02-05 Richard Guenther <rguenther@suse.de>
7312 * tree-vectorizer.h (vectorizable_function): Add argument type
7313 argument, change return type.
7314 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
7315 * tree-vect-transform.c (vectorizable_function): Handle extra
7316 argument, return vectorized function decl.
7317 (build_vectorized_function_call): Remove.
7318 (vectorizable_call): Handle calls with result and argument types
7319 differing. Handle loop vectorization factor correctly.
7320 * targhooks.c (default_builtin_vectorized_function): Adjust for
7322 * targhooks.h (default_builtin_vectorized_function): Likewise.
7323 * target.h (builtin_vectorized_function): Add argument type
7325 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
7326 extra argument, allow vectorizing of lrintf.
7327 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
7328 documentation of target hook.
7330 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
7333 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
7334 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
7335 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
7337 2007-02-05 Roger Sayle <roger@eyesopen.com>
7339 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
7340 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
7341 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
7342 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
7343 before canonicalizing sincos to cexpi.
7344 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
7346 2007-02-05 Roger Sayle <roger@eyesopen.com>
7348 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
7349 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
7350 (alpha_init_builtins): Use alpha_add_builtins to process tables.
7352 2007-02-05 Roger Sayle <roger@eyesopen.com>
7354 * mips-tfile.c (initialize_init_file): Correct endianness test.
7356 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
7358 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
7361 2007-02-05 Richard Sandiford <richard@codesourcery.com>
7363 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
7364 saves in a PARALLEL before the register assignments.
7366 2007-02-05 Richard Sandiford <richard@codesourcery.com>
7368 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
7369 DWARF_FRAME_RETURN_COLUMN to be a general register.
7370 * dwarf2out.c (init_return_column_size): New function, split from...
7371 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
7372 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
7373 to be nongeneral registers.
7374 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
7376 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
7377 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
7379 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
7381 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
7383 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
7385 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
7386 (remove_path): Use can_remove_branch_p and remove_branch instead
7387 of loop_delete_branch_edge.
7388 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
7389 (tree_transform_and_unroll_loop): Remove dead branches immediately.
7390 Update profile using scale_dominated_blocks_in_loop.
7391 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
7392 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
7393 (can_remove_branch_p, remove_branch): Declare.
7394 * tree-cfg.c (tree_can_remove_branch_p): New function.
7395 (tree_cfg_hooks): Add tree_can_remove_branch_p.
7396 * cfgrtl.c (rtl_can_remove_branch_p): New function.
7397 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
7399 2007-02-05 Jan Hubicka <jh@suse.cz>
7402 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
7403 nodes in cgraph, don't remove offline copy of the function.
7405 2007-02-04 Jan Hubicka <jh@suse.cz>
7407 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
7408 vectors might cause maybe_lookup_element_for_expr to be called
7409 on non-sra-candidate.
7411 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7413 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
7414 config/bfin/bfin.md, config/bfin/predicates.md: Follow
7415 spelling conventions.
7417 2007-02-04 Richard Guenther <rguenther@suse.de>
7420 * fold-const.c (try_move_mult_to_index): Make sure to not
7421 overflow one dimension of a multi-dimensional array access.
7423 2007-02-04 Jan Hubicka <jh@suse.cz>
7425 * passes.c (init_optimization_passes): Reindent.
7427 2007-02-04 Jan Hubicka <jh@suse.cz>
7428 Eric Botcazou <ebotcazou@adacore.com>
7430 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
7431 (execute_fixup_cfg): Break out the abnormal goto code.
7432 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
7433 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
7434 (optimize_inline_calls): Call make_nonlocal_label_edges.
7436 2007-02-04 Jan Hubicka <jh@suse.cz>
7438 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
7439 true when something was changed.
7440 (rename_ssa_copies): When something was changed, do
7441 TODO_remove_unused_locals.
7442 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
7443 add TODO_remove_unused_locals when instruction was removed.
7445 2007-02-04 Jan Hubicka <jh@suse.cz>
7447 * ipa-inline.c (try_inline): Improve debug output; work on already
7449 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
7450 call try_inline for already inlined edges too when flattening;
7451 inline also functions that make callee growth but overall unit size
7454 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7456 * config/m32c/bitops.md, config/m32c/jump.md,
7457 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
7458 config/m32r/m32r.h, config/m32r/m32r.md,
7459 config/m32r/predicates.md, config/m68hc11/larith.asm,
7460 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
7461 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
7462 config/mips/mips-protos.h, config/mips/mips.c,
7463 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
7464 config/mn10300/mn10300.h, config/mn10300/predicates.md,
7465 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
7466 spelling conventions.
7468 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
7469 Follow spelling conventions.
7471 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
7473 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
7474 warn about C++0x compatibility.
7476 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
7478 * config/h8300/h8300.c, config/h8300/h8300.h,
7479 config/h8300/h8300.md: Follow spelling conventions.
7481 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
7484 * combine.c (try_combine): Do not substitute source operand
7485 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
7487 2007-02-03 Jan Hubicka <jh@suse.cz>
7489 PR gcov-profile/30650
7490 * value-prof.c (stringop_block_profile): Fix handling of size counter;
7491 do not divide by zero for never executed counters.
7492 (tree_find_values_to_profile): Fix counters.
7493 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
7495 2007-02-03 Ian Lance Taylor <iant@google.com>
7497 * lower-subreg.c (simple_move_operand): New static function,
7498 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
7500 (simple_move): Call simple_move_operand.
7501 (find_decomposable_subregs): Add special handling of MEMs.
7502 (can_decompose_p): Rename from cannot_decompose_p. Reverse
7503 meaning of return value. If we see a hard register, test whether
7504 it can store a word_mode value. Change all callers.
7506 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7508 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
7509 ftrapv insns and expanders.
7510 (subdi3): Change define_expand operand 1 to arith11_operand, and
7511 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
7512 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
7513 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
7517 * varasm.c (notice_global_symbol): Treat global objects as weak when
7520 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7522 * emit-rtl.c (dconstpi): Delete.
7524 (init_emit_once): Delete dconstpi and init dconstsqrt2.
7525 * real.h (dconstpi): Delete.
7527 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
7528 (fold_builtin_hypot): Likewise.
7530 2007-02-03 Tom Tromey <tromey@redhat.com>
7533 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
7534 -gcoff3, -gxcoff3, -gvms3 implies -dD.
7536 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
7538 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
7539 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
7540 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
7541 config/rs6000/cell.md, config/rs6000/darwin.h,
7542 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
7543 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
7544 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
7545 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
7546 typos. Follow spelling conventions.
7547 * doc/invoke.texi: Follow spelling conventions.
7549 2007-02-03 Roger Sayle <roger@eyesopen.com>
7551 * simplify-rtx.c (simplify_relational_operation_1): Implement some
7552 canonicalization transformations that attempt to simplify integer
7553 constant comparisons to become comparisons against zero.
7555 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7557 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
7559 * fold-const.c (fold_binary): Fix comment typos. Fold complex
7560 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
7562 2007-02-02 Mike Stump <mrs@apple.com>
7564 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
7565 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
7566 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
7567 generate a branch island.
7569 2007-02-02 Bob Wilson <bob.wilson@acm.org>
7571 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
7572 (xtensa_legitimate_address_p): New.
7573 (xtensa_legitimize_address): New.
7574 (xtensa_output_addr_const_extra): New.
7575 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
7577 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
7578 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
7579 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
7580 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
7581 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
7582 (xtensa_legitimize_address): New.
7583 (xtensa_output_addr_const_extra): New.
7585 2007-02-02 Steve Ellcey <sje@cup.hp.com>
7587 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
7589 2007-02-02 Ian Lance Taylor <iant@google.com>
7591 * expmed.c (expand_divmod): Add comment.
7593 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
7595 * emit-rtl.c (renumber_insns): Remove.
7596 * flags.h: Remove the extern for flag_renumber_insns.
7597 * rtl.h: Remove the prototype for renumber_insns.
7598 * toplev.c (flag_renumber_insns): Remove.
7600 2007-02-02 Hui-May Chang <hm.chang@apple.com>
7602 Revert for x86 darwin:
7603 2005-06-19 Uros Bizjak <uros@kss-loka.si>
7605 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
7606 code before the following patch under TARGET_MACHO.
7607 (ix86_function_value_regno_p): Likewise.
7609 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7611 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
7614 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7617 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
7618 general or fp registers. Add comments.
7619 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
7621 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
7623 * pointer-set.c (insert_aux): Only return insertion slot.
7624 (pointer_set_insert): Adjust.
7625 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
7626 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
7627 pointer_map_traverse): New.
7628 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
7629 pointer_map_create, pointer_map_destroy, pointer_map_insert,
7630 pointer_map_contains, pointer_map_traverse): Declare.
7632 2007-02-02 Jakub Jelinek <jakub@redhat.com>
7635 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
7636 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
7638 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7640 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
7642 (struct _dep): New type.
7643 (dep_t): New typedef.
7644 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
7645 (DEP_STATUS): New access macro. The macro with the same name was
7646 renamed to DEP_LINK_STATUS.
7647 (dep_init): Declare function
7649 (struct _dep_link): New type.
7650 (dep_link_t): New typedef.
7651 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
7652 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
7653 (DEP_LINK_STATUS): New macro.
7654 (debug_dep_links): New debug function.
7656 (struct _deps_list): New type.
7657 (deps_list_t): New typedef.
7658 (DEPS_LIST_FIRST): New access macro.
7659 (FOR_EACH_DEP_LINK): New cycle macro.
7660 (create_deps_list, free_deps_list, delete_deps_list): Declare
7662 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
7663 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
7664 (copy_deps_list_change_con): Ditto.
7666 (move_dep_link): Declare function.
7668 (struct _dep_node): New type.
7669 (dep_node_t): New typedef.
7670 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
7672 (struct haifa_insn_data.back_deps): New field to hold backward
7673 dependencies of the insn.
7674 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
7676 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
7677 Change its type to deps_list_t.
7678 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
7679 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
7680 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
7682 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
7684 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
7686 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
7688 (dep_cost): Declare.
7690 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
7691 (ds_to_dk, dk_to_ds): New functions.
7693 (init_dep_1): New static function.
7694 (init_dep): New function.
7695 (copy_dep): New static function.
7697 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
7699 (detach_dep_link): New static function.
7700 (move_dep_link): New function.
7702 (dep_links_consistent_p, dump_dep_links): New static functions.
7703 (debug_dep_links): New debugging function.
7705 (deps_obstack, dl_obstack, dn_obstack): New static variables.
7707 (alloc_deps_list, init_deps_list): New static functions.
7708 (create_deps_list): New function.
7709 (clear_deps_list): New static function.
7710 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
7711 (deps_list_consistent_p, dump_deps_list): New static functions.
7712 (debug_deps_list): New function.
7713 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
7715 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
7717 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
7718 use new scheduler dependencies lists.
7719 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
7720 (sched_analyze): Ditto. Initialize dependencies lists.
7721 (add_forw_dep, compute_forward_dependences): Update to use new
7722 scheduler dependencies lists.
7724 (init_dependency_caches): Init deps_obstack.
7725 (free_dependency_caches): Free deps_obstack.
7727 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
7728 new scheduler dependencies lists.
7729 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
7730 (add_back_forw_dep, delete_back_forw_dep): Ditto.
7732 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
7733 Update to use new scheduler dependencies lists.
7734 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
7735 (debug_dependencies): Ditto.
7736 (schedule_region): Update comments.
7738 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
7739 scheduler dependencies lists.
7740 (schedule_ebb): Update comments.
7742 * rtl.def (DEPS_LIST): Remove.
7744 * lists.c (unused_deps_list): Remove.
7745 (free_list): Update assertions.
7747 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
7748 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7750 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
7751 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
7753 * haifa-sched.c (comments): Update.
7754 (insn_cost1): Remove. Inline the code into insn_cost ().
7755 (insn_cost): Update to use new scheduler dependencies lists. Move
7756 processing of the dependency cost to dep_cost ().
7757 (dep_cost): New function. Use it instead of insn_cost () when
7758 evaluating cost of the dependency. Use compatible interface to
7759 interact with the target.
7760 (priority): Update to use new scheduler dependencies lists.
7761 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
7762 with greater number of insns that depend on the insn.
7763 (schedule_insn): Update to use new scheduler dependencies lists. Add
7764 code to free backward dependencies lists. Inline and optimize code
7765 from resolve_dep () - see PR28071.
7766 (ok_for_early_queue_removal): Update to use new scheduler dependencies
7767 lists. Update call to targetm.sched.is_costly_dependence hook.
7769 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
7770 scheduler dependencies lists.
7772 (resolve_dep): Remove. Move the logic to schedule_insn ().
7773 (init_h_i_d): Initialize dependencies lists.
7775 (process_insn_depend_be_in_spec): Rename to
7776 process_insn_forw_deps_be_in_spec. Update to use new scheduler
7778 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
7779 Update to use new scheduler dependencies lists.
7780 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
7782 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
7783 new scheduler dependencies lists.
7784 (build_intra_loop_deps): Ditto.
7786 * target.h (struct _dep): Declare to use in
7787 gcc_target.sched.is_costly_dependence.
7788 (struct gcc_target.sched.adjust_cost): Fix typo.
7789 (struct gcc_target.sched.is_costly_dependence): Change signature to use
7790 single dep_t parameter instead of an equivalent triad.
7791 (struct gcc_target.sched.adjust_cost_2): Remove.
7793 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
7795 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
7797 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
7799 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
7801 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
7802 (REG_DEP_TRUE): Document.
7804 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
7805 Change signature to correspond to the targetm.sched.adjust_cost hook.
7806 Update use in TARGET_SCHED_ADJUST_COST_2.
7807 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
7808 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
7809 new scheduler dependencies lists.
7810 (ia64_gen_check): Ditto.
7812 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
7815 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
7816 signature to correspond to the targetm.sched.is_costly_dependence hook.
7817 (is_costly_group): Update to use new scheduler dependencies lists.
7819 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
7820 instead of INSN_COST () macro.
7822 2007-02-01 Ian Lance Taylor <iant@google.com>
7824 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
7826 2007-02-01 Guy Martin <gmsoft@gentoo.org>
7828 * pa.md (tp_load): Correct mfctl instruction syntax.
7830 2007-02-01 Geoffrey Keating <geoffk@apple.com>
7832 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
7833 altivec_padding_size calculation on AIX. Improve comment, add
7834 assert to verify that it's right.
7836 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
7839 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
7842 * global.c (global_alloc): Add mising initialization of
7845 2007-02-01 Roger Sayle <roger@eyesopen.com>
7847 * alias.c (init_alias_analysis): Correct whitespace.
7848 * bb-reorder.c (fix_edges_for_rarely_executed_code,
7849 partition_hot_cold_basic_blocks): Likewise.
7850 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
7851 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
7852 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
7853 fold_builtin_snprintf_chk, fold_builtin_printf,
7854 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
7855 do_mpfr_arg3, do_mpfr_sincos): Likewise.
7856 * cfgcleanup.c (cleanup_cfg): Likewise.
7857 * cfgexpand.c (tree_expand_cfg): Likewise.
7858 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
7859 * function.c (get_next_funcdef_no): Likewise.
7860 * gengtype.c (main): Likewise.
7861 * genmodes.c (main): Likewise.
7862 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
7863 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
7864 * ifcvt.c (noce_emit_move_insn): Likewise.
7865 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
7867 * stor-layout.c (get_best_mode): Likewise.
7868 * tree-ssa-loop-niter.c (get_val_for): Likewise.
7869 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
7870 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
7871 perform_var_substitution, solve_graph): Likewise.
7872 * tree-vrp.c (vrp_finalize): Likewise.
7874 2007-02-01 Ian Lance Taylor <iant@google.com>
7876 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
7877 high part of a paradoxical subreg, return a constant zero.
7879 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
7881 * toplev.c (lang_dependent_init): Call init_set_costs.
7882 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
7884 2007-02-01 Richard Guenther <rguenther@suse.de>
7887 * fold-const.c (fold_negate_expr): Allow negating a
7888 constant if overflow does not change.
7890 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7892 * doc/c-tree.texi (Expression trees): Improve markup.
7893 * doc/tm.texi (Register Classes, Addressing Modes)
7894 (Floating Point): Fix spacing after abbreviations. Fix some
7897 2007-02-01 Ben Elliston <bje@au.ibm.com>
7899 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
7900 * doc/contrib.texi: Likewise.
7901 * doc/install.texi: Likewise.
7903 2007-01-31 Richard Henderson <rth@redhat.com>
7904 Ian Lance Taylor <iant@google.com>
7906 * lower-subreg.c: New file.
7907 * rtl.def (CONCATN): Define.
7908 * passes.c (init_optimization_passes): Add pass_lower_subreg and
7910 * emit-rtl.c (update_reg_offset): New static function, broken out
7911 of gen_rtx_REG_offset.
7912 (gen_rtx_REG_offset): Call update_reg_offset.
7913 (gen_reg_rtx_offset): New function.
7914 * regclass.c: Revert patch of 2006-03-05, restoring
7916 (clear_reg_info_regno): New function.
7917 * dwarf2out.c (concatn_loc_descriptor): New static function.
7918 (loc_descriptor): Handle CONCATN.
7919 * common.opt (fsplit_wide_types): New option.
7920 * opts.c (decode_options): Set flag_split_wide_types when
7922 * timevar.def (TV_LOWER_SUBREG): Define.
7923 * rtl.h (gen_reg_rtx_offset): Declare.
7924 (reg_scan_update): Declare.
7925 * regs.h (clear_reg_info_regno): Declare.
7926 * tree-pass.h (pass_lower_subreg): Declare.
7927 (pass_lower_subreg2): Declare.
7928 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
7929 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
7931 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
7932 * Makefile.in (OBJS-common): Add lower-subreg.o.
7933 (lower-subreg.o): New target.
7935 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7937 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
7939 2007-01-31 Anatoly Sokolov <aesok@post.ru>
7942 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
7944 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7947 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
7949 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
7951 * cfgloop.h: Include vec-prim.h.
7952 (enum li_flags): Remove LI_ONLY_OLD.
7953 (loop_iterator): Changed.
7954 (fel_next, fel_init): Iterate over loop tree.
7955 (FOR_EACH_LOOP_BREAK): New macro.
7956 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
7958 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
7959 * modulo-sched.c (sms_schedule): Ditto.
7960 * tree-vectorizer.c (vectorize_loops): Ditto.
7961 * doc/loop.texi: Update information on loop numbering and behavior of
7962 FOR_EACH_LOOP wrto new loops.
7963 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
7964 add_to_evolution_1): Test nestedness of loops instead of comparing
7966 * tree-chrec.c (chrec_fold_plus_poly_poly,
7967 chrec_fold_multiply_poly_poly, chrec_evaluate,
7968 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
7969 reset_evolution_in_loop): Ditto.
7970 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
7972 2007-01-31 Dirk Mueller <dmueller@suse.de>
7974 * c-common.c (warn_about_parentheses): Separate warning about
7975 un-parenthized sequence of comparison operators from the one
7976 which is supposed to warn about x <= y <= z.
7978 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
7980 * optabs.h (enum optab_index): Add new OTI_isinf.
7981 (isinf_optab): Define corresponding macro.
7982 * optabs.c (init_optabs): Initialize isinf_optab.
7983 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
7985 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
7986 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
7988 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
7989 expand_builtin_interclass_mathfn.
7990 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
7991 * config/i386/i386.md (UNSPEC_FXAM): New constant.
7992 (fxam<mode>2_i387): New insn pattern.
7993 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
7994 built-in functions as x87 inline asm.
7996 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
7998 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
8000 2007-01-30 Eric Christopher <echristo@apple.com>
8002 * config.gcc: Add geode.
8004 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
8006 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
8007 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
8008 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
8009 value-prof.c: Fix comment typos.
8011 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8014 * doc/invoke.texi (Wpointer-arith): Document warning.
8016 2007-01-30 Janis Johnson <janis187@us.ibm.com>
8018 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
8019 the list of discrepancies from the draft TR.
8021 2007-01-30 Dirk Mueller <dmueller@suse.de>
8024 * doc/invoke.texi (-Wreturn-type): Update description to
8027 2007-01-30 Richard Sandiford <richard@codesourcery.com>
8029 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
8031 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
8033 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
8034 to handle optabs that operate on floating point input argument and
8035 output to integer output.
8036 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
8037 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
8038 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
8039 expand_builtin_interclass_mathfn ().
8040 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
8042 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
8043 ilogbl built-in functions as x87 intrinsics.
8045 2007-01-30 Richard Guenther <rguenther@suse.de>
8048 * dwarf2out.c (reference_to_unused): Query varpool if the
8049 variable was output.
8051 2007-01-30 Richard Guenther <rguenther@suse.de>
8054 * passes.c (execute_one_pass): Reset in_gimple_form to not
8055 confuse non-unit-at-a-time mode.
8057 2007-01-29 Roger Sayle <roger@eyesopen.com>
8058 Richard Guenther <rguenther@suse.de>
8060 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
8061 avoid undefined behaviour on overflow. Use force_fit_type_double
8062 to construct the constant with the specified TREE_OVERFLOW.
8064 2007-01-29 Janis Johnson <janis187@us.ibm.com>
8066 * config/dfp-bit.c: Add parameterized support for fp exceptions.
8067 * config/dfp-bit.h: Ditto.
8069 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8071 * c-decl.c (pop_scope): Replace warnings with call to
8072 warn_for_unused_label.
8073 * c-common.h (warn_for_unused_label): Declare.
8074 * c-common.c (warn_for_unused_label): Define.
8076 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8078 * tree-optimize.c (update_inlined_to_pointers): Delete unused
8081 2007-01-29 Janis Johnson <janis187@us.ibm.com>
8083 * Makefile.in (USER_H): Remove decfloat.h.
8084 * ginclude/decfloat.h: Delete, moving contents to ...
8085 * ginclude/float.h: Add support for decimal floating point,
8086 guarded by __STDC_WANT_DEC_FP__.
8088 2007-01-29 Mike Stump <mrs@apple.com>
8090 * doc/gccint.texi (Top): Rename Loop Representation to Loop
8091 Analysis and Representation to resolve case insensitive conflict.
8092 * doc/loop.texi (Loop Analysis and Representation): Likewise.
8094 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
8096 * tree.h (struct tree_memory_tag): Add aliases member.
8097 (MTAG_ALIASES): New macro.
8098 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
8099 (add_may_alias): Remove pointer-set. Update for may_aliases being
8101 (mark_aliases_call_clobbered): Update for may_aliases being a
8103 (compute_tag_properties): Ditto.
8104 (create_partition_for): Ditto.
8105 (compute_memory_partitions): Ditto.
8106 (dump_may_aliases_for): Ditto.
8107 (is_aliased_with): Ditto.
8108 (add_may_alias_for_new_tag): Ditto.
8109 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
8110 (compute_is_aliased): New function.
8111 (compute_may_aliases): Call compute_is_aliased).
8112 (init_alias_info): Initialize alias_bitmap_obstack.
8113 (union_alias_set_into): New function.
8114 (compute_flow_sensitive_aliasing): Use union_aliases_into.
8115 (have_common_aliases_p): Rewrite to take two bitmaps and use
8117 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
8119 (finalize_ref_all_pointers): Update for add_may_alias changes.
8120 (new_type_alias): Ditto.
8121 * tree-flow-inline.h (may_aliases): Return a bitmap.
8122 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
8123 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
8124 may_aliases being a bitmap.
8125 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
8126 may_aliases now returns a bitmap.
8127 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
8129 * tree-ssa-operands.c (add_virtual_operand): Update for
8130 may_aliases being a bitmap.
8132 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
8134 PR tree-optimization/30630
8135 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
8136 variable as changed.
8138 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
8141 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
8142 expanded only once even if an error occurs.
8144 2007-01-29 Ben Elliston <bje@au.ibm.com>
8146 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
8147 (__gcov_average_profiler): Likewise.
8148 (__gcov_ior_profiler): Likewise.
8149 (__gcov_merge_ior): Likewise.
8151 2007-01-28 Jan Hubicka <jh@suse.cz>
8153 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
8154 * value-prof.c (stringop_block_profile): Likewise.
8156 2007-01-28 Jan Hubicka <jh@suse.cz>
8158 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
8159 variant handling histograms; add wrapper.
8160 (clear_storage_via_libcall): Export.
8161 (emit_block_move_hints): Break out from ...; add histograms.
8162 (emit_block_move): ... this one.
8163 (clear_storage_hints): Break out from ...; add histograms.
8164 (clear_storage): ... this one.
8165 (set_storage_via_memset): Handle histogram.
8166 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
8167 (clear_storage_hints, clear_storage_via_libcall): Declare.
8168 (set_storage_via_setmem): Update prototype.
8169 * doc/md.texi (movmem, setmem): Document new arguments.
8171 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
8173 (stringop_block_profile): New global function.
8174 (tree_stringops_values_to_profile): Profile block size and alignment.
8175 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
8177 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
8178 (stringop_block_profile): Declare.
8179 * builtins.c: Include value-prof.h.
8180 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
8181 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
8182 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
8183 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
8184 * profile.c (instrument_values): Add new counters.
8185 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
8187 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
8188 (tree_init_edge_profiler): Build new profilers.
8189 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
8190 (pass_tree_profile): Add dump.
8191 (tree_profile_hooks): Update.
8192 * Makefile.in (LIBGCOV): Add new constants.
8193 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
8194 __gcov_ior_profiler): New.
8195 * i386.md (movmem/setmem expanders): Add new optional arguments.
8197 2007-01-28 David Edelsohn <edelsohn@gnu.org>
8199 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
8201 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
8203 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
8204 (tree_unswitch_single_loop): Pass eni_size_weights to
8205 tree_num_loop_insns.
8206 * tree-ssa-loop-manip.c: Include tree-inline.h.
8207 (can_unroll_loop_p): Pass eni_size_weights to
8208 tree_num_loop_insns.
8209 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
8210 Pass eni_size_weights to estimate_num_insns.
8211 * tree.h (init_inline_once): Export.
8212 * toplev.c (backend_init): Call init_inline_once.
8213 * cgraphunit.c (cgraph_process_new_functions,
8214 cgraph_analyze_function): Pass eni_inlining_weights to
8216 * ipa-inline.c (compute_inline_parameters): Ditto.
8217 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
8218 to estimate_num_insns.
8219 (try_unroll_loop_completely): Pass eni_size_weights to
8220 tree_num_loop_insns.
8221 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
8222 ot estimate_num_insns.
8223 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
8224 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
8225 * tree-inline.c (eni_inlining_weights, eni_size_weights,
8226 eni_time_weights): New variables.
8227 (init_inline_once): Initialize them.
8228 (struct eni_data): Mew.
8229 (estimate_num_insns_1, estimate_num_insns): Use weights.
8230 * tree-inline.h (struct eni_weights_d): New.
8231 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
8232 (estimate_num_insns): Declaration changed.
8233 * cfgloop.h (tree_num_loop_insns): Declaration changed.
8234 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
8235 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
8237 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
8239 * tree-data-ref.c (conflict_fn): Assert that the number of affine
8240 relations in the conflict function is valid.
8242 2007-01-27 Ian Lance Taylor <iant@google.com>
8244 * common.opt: Add fstrict-overflow.
8245 * opts.c (decode_options): Set flag_strict_overflow if -O2.
8246 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
8247 (TYPE_OVERFLOW_UNDEFINED): Define.
8248 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
8250 * tree.h (TYPE_TRAP_SIGNED): Don't define.
8251 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
8252 (fold_negate_expr): Likewise.
8253 (make_range): Likewise.
8254 (extract_muldiv_1): Likewise.
8255 (maybe_canonicalize_comparison): Likewise.
8256 (fold_comparison): Likewise.
8257 (fold_binary): Likewise.
8258 (tree_expr_nonnegative_p): Likewise.
8259 (tree_expr_nonzero_p): Likewise.
8260 * tree-vrp.c (compare_values): Likewise.
8261 (extract_range_from_binary_expr): Likewise.
8262 (extract_range_from_unary_expr): Likewise.
8263 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
8265 (nowrap_type_p): Likewise.
8266 * tree-scalar-evolution.c (simple_iv): Likewise.
8267 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
8268 (build_range_check): Likewise.
8269 (extract_muldiv_1): Likewise.
8270 (fold_comparison): Likewise.
8271 * tree-vrp.c (vrp_int_const_binop): Likewise.
8272 (extract_range_from_unary_expr): Likewise.
8273 * convert.c (convert_to_integer): Likewise.
8274 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
8275 (fold_comparison): Likewise.
8276 (fold_binary): Likewise.
8277 * optabs.c (optab_for_tree_code): Likewise.
8278 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
8279 * simplify-rtx.c (simplify_const_relational_operation): Check
8280 flag_strict_overflow and flag_trapv.
8281 (simplify_const_relational_operation): Likewise.
8282 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
8283 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
8286 2007-01-27 Roger Sayle <roger@eyesopen.com>
8288 * tree.c (tree_fold_gcd): Delete.
8289 * tree.h (tree_fold_gcd): Remove prototype.
8290 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
8291 test whether one constant integer is a multiple of another. Instead
8292 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
8293 * fold-const.c (multiple_of_p): We've determined both TOP and
8294 BOTTOM are integer constants so we can call int_const_binop directly
8295 instead of the more generic const_binop.
8297 2007-01-27 Roger Sayle <roger@eyesopen.com>
8299 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
8300 1*X check that the constant hasn't overflowed, to preserve the
8302 (round_up): Provide an efficient implementation when rouding-up an
8303 INTEGER_CST to a power-of-two.
8305 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8307 * doc/sourcebuild.texi: Add comma for clarity.
8308 * doc/extend.texi: Fix some typos.
8309 * doc/passes.texi: Likewise.
8310 * doc/cppinternals.texi: Likewise.
8311 * doc/c-tree.texi: Likewise.
8312 * doc/tree-ssa.texi: Likewise.
8313 * doc/install.texi: Likewise.
8315 2007-01-27 Jan Hubicka <jh@suse.cz>
8317 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
8318 (pass_sra): Do not require alias information.
8319 * passes.c (init_optimization_passes): Add SRA
8321 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
8323 * tracer.c (rest_of_handle_tracer): We already cleaned
8324 up the CFG in tracer() so don't do it here again.
8325 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
8326 cleanup_cfg here, either. And don't call renumber_insns.
8328 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
8329 and BB_HEAD are in the insn stream here. Instead make sure
8330 that BB_INSN is valid on all insns. Also, do check here that
8331 there are no pending branch predictions...
8332 (rtl_verify_flow_info): ...instead of doing it here. Checks
8333 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
8336 2007-01-26 Roger Sayle <roger@eyesopen.com>
8338 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
8339 function to simplify/factorize operand order canonicalization.
8340 (ix86_fixup_binary_operands): Reorganize using the above function.
8341 (ix86_binary_operator_ok): Likewise.
8343 2007-01-27 Jakub Jelinek <jakub@redhat.com>
8345 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
8346 file scope from optimize_attrs.
8347 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
8349 (optimize_attrs): Clear insn_code_values after freeing it.
8351 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
8353 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
8354 a parts.base assignment.
8356 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
8358 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
8359 (compute_subscript_distance, initialize_data_dependence_relation,
8360 finalize_ddr_dependent, analyze_ziv_subscript,
8361 analyze_siv_subscript_cst_affine,
8362 compute_overlap_steps_for_affine_univar,
8363 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
8364 analyze_siv_subscript, analyze_miv_subscript,
8365 analyze_overlapping_iterations, subscript_dependence_tester_1,
8366 compute_self_dependence, free_dependence_relation): Work
8367 with affine_fn instead of chrecs.
8368 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
8369 common_affine_function, affine_function_base,
8370 affine_function_constant_p, affine_fn_op, affine_fn_plus,
8371 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
8372 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
8373 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
8374 (all_chrecs_equal_p): Removed.
8375 * tree-data-ref.h (affine_fn, conflict_function): New types.
8376 (struct subscript): Change type of conflicting_iterations_in_a
8377 and conflicting_iterations_in_b.
8379 2007-01-26 Steve Ellcey <sje@cup.hp.com>
8382 * config/pa/pa.h (TARGET_HPUX_11): New.
8383 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
8384 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
8386 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
8387 Richard Guenther <rguenther@suse.de>
8389 * tree-ssa-structalias.c (solve_graph): Handle case
8390 we merged the variable to another.
8392 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8394 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
8397 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
8398 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
8400 2007-01-25 DJ Delorie <dj@redhat.com>
8402 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
8403 allow changes to modes which don't fit in those registers.
8405 * reload1.c (choose_reload_regs): Check for invalid subregs before
8406 computing their locations, not after.
8408 2007-01-25 Geoffrey Keating <geoffk@apple.com>
8411 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
8412 save Altivec registers in an eh_return function.
8413 (compute_vrsave_mask): Likewise.
8414 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
8415 for saving Altivec registers.
8416 (rs6000_emit_prologue): Don't allocate stack twice in
8417 eh_return function. Correct expected value of altivec_save_offset
8418 when using save_world. Describe save of R0 to stack when using
8419 save_world. Describe stack pointer adjustment when using
8420 save_world. Remove duplicated eh_return parameter register saving.
8421 Update sp_offset variable after save_world.
8422 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
8424 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
8425 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
8428 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8430 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
8432 2007-01-25 Steve Ellcey <sje@cup.hp.com>
8435 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
8436 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
8438 2007-01-25 Richard Guenther <rguenther@suse.de>
8440 * doc/invoke.texi (-Wcoverage-mismatch): Document.
8441 * common.opt (-Wcoverage-mismatch): New warning option.
8442 * coverage.c (get_coverage_counts): Ignore coverage mismatch
8443 if -Wcoverage-mismatch is given.
8445 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
8447 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
8448 (ipcp_driver): Change to static definition.
8449 Add dumping of the ifunctions.
8450 (constant_val_insert): Remove unused parameter. Support for SSA.
8451 (ipcp_propagate_const): Support for SSA.
8452 (ipcp_profile_bb_print): Print only analyzed nodes.
8453 (ipcp_replace_map_create): Remove support for Fortran constant
8455 * ipa-prop.c (ipa_method_modify_stmt,
8456 ipa_callsite_compute_param): Support for SSA.
8457 * ipa-prop.h (ipcp_driver): Remove declaration.
8458 (IS_VALID_TREE_MAP_INDEX): Add define.
8460 2007-01-24 Geoffrey Keating <geoffk@apple.com>
8462 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
8464 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8467 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
8468 constant argument to cabs and do it without checking for
8469 -funsafe-math-optimizations.
8471 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
8473 * c-common.h (RID_FIRST_CXX0X): New.
8474 (RID_LAST_CXX0X): New.
8475 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
8477 * c.opt (Wc++0x-compat): New.
8478 * doc/invoke.texi (-Wc++0x-compat): Document.
8480 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8482 * builtins.c (fold_builtin_carg): New.
8483 (fold_builtin_1): Use it.
8485 2007-01-24 Jan Hubicka <jh@suse.cz>
8487 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
8489 * ipa-inline.c (initial_insns, max_insns): Delete.
8490 (compute_max_insns): New function.
8491 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
8492 of insns as base for code growth.
8493 (cgraph_decide_inlining): Make initial_insns local; do not compute
8495 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
8496 * doc/invoke.texi (inline-unit-growth): Update docs.
8498 2007-01-24 Jakub Jelinek <jakub@redhat.com>
8500 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
8501 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
8502 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
8503 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
8504 for CPUs that have PTA_CX16 set.
8507 * gimplify.c (omp_check_private): New function.
8508 (gimplify_scan_omp_clauses): Use it for
8509 firstprivate/lastprivate/reduction.
8512 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
8513 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
8516 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
8517 If lower_lastprivate_clauses emits some statements, append them
8518 to dlist rather than body_p and to body_p append an initializer.
8519 (lower_omp_for): Adjust caller.
8521 2007-01-24 Steve Ellcey <sje@cup.hp.com>
8523 * target.h (globalize_decl_name): New.
8524 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8525 * output.h (default_globalize_decl_name): New.
8526 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
8528 (globalize_decl): Ditto.
8529 (default_globalize_decl_name): New.
8530 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
8531 (ia64_handle_version_id_attribute): New.
8532 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
8533 (ia64_asm_output_external): Use globalize_decl_name instead
8535 * doc/extend.texi (version_id): New pragma.
8536 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
8538 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8540 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
8541 _uleb128_t and _Unwind_SWord with _sleb128_t.
8542 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
8543 uw_frame_state_for, uw_update_context_1): Likewise.
8544 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
8545 * unwind-pe.h (read_uleb128, read_sleb128,
8546 read_encoded_value_with_base): Likewise.
8547 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
8549 2007-01-24 Richard Guenther <rguenther@suse.de>
8551 * builtins.c (expand_builtin_cexpi): Get the fndecl
8552 for cexp in the correct way.
8554 2007-01-24 Jan Hubicka <jh@suse.cz>
8556 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
8558 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
8560 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
8561 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
8562 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
8563 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
8564 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
8565 __SIZEOF_PTRDIFF_T__.
8566 * doc/cpp.texi: Documentation for the new builtin macros added.
8568 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
8570 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
8571 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
8572 instead of operands[2] to avoid access past the end of array.
8574 2007-01-24 Richard Sandiford <richard@codesourcery.com>
8576 * reload1.c (emit_reload_insns): Pass the reload register
8577 for a non-spill output reload through forget_old_reloads_1.
8579 2007-01-23 Joseph Myers <joseph@codesourcery.com>
8581 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
8582 _SOFT_DOUBLE if doubles use software floating-point.
8583 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
8584 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8585 * config/rs6000/darwin-ldouble.c: Also compile functions for
8586 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
8587 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
8588 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
8589 commented-out long double override.
8590 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
8591 * config/rs6000/eabispe.h: Likewise.
8592 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
8593 long double for non-SPE.
8594 (rs6000_handle_option): Likewise.
8595 (invalid_e500_subreg): Disallow more subregs involding DImode,
8596 DFmode, TImode or TFmode.
8597 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
8599 (legitimate_lo_sum_address_p): Also check for TFmode for E500
8601 (rs6000_legitimize_address): Also handle TFmode for E500 double.
8602 (rs6000_legitimize_reload_address): Also handle TFmode for E500
8604 (rs6000_legitimate_address): Also check for TFmode for E500
8606 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
8607 (spe_build_register_parallel): Handle TFmode and TCmode.
8608 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
8610 (function_arg): Handle TFmode and TCmode for E500 double.
8611 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
8613 (print_operand): Handle TFmode and TImode for %y.
8614 (rs6000_generate_compare): Handle TFmode comparisons for E500
8616 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
8617 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
8618 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
8619 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
8620 TFmode for E500 double.
8621 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
8622 (floatsidf2): Enable for E500 double.
8623 (movtf_softfloat): Use rs6000_nonimmediate_operand.
8624 (extenddftf2): Change to extenddftf2_fprs.
8625 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
8626 depending on TARGET_E500_DOUBLE.
8627 (extendsftf2): Enable for E500 double.
8628 (trunctfdf2): Enable for E500 double.
8629 (trunctfsf2): Change to trunctfsf2_fprs.
8630 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
8631 depending on TARGET_E500_DOUBLE.
8632 (floatsitf2): Enable for E500 double.
8633 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
8634 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
8635 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
8636 (negtf2): Change to negtf2_internal.
8637 (negtf2): New expander.
8638 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
8639 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
8640 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
8641 (movdi_internal32): Use rs6000_nonimmediate_operand.
8642 (unnamed splitter): Likewise.
8643 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
8644 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
8645 (SPE64TF, DITI): New mode macros.
8646 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
8649 (frob_<mode>_di_2): New.
8650 (frob_tf_di_8_2): New.
8651 (frob_di_df): Change to frob_di_<mode>; allow more modes.
8653 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
8655 (frob_ti_<mode>_8_2): New.
8656 (frob_ti_tf_2): New.
8657 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
8658 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
8660 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
8661 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
8662 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
8663 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
8664 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
8665 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
8668 2007-01-23 Ian Lance Taylor <iant@google.com>
8670 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
8672 (OBJS-archive): Reformat, alphabetize.
8673 (OBJS): Change out_object_file to OBJS-md.
8675 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
8677 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
8678 JUMP_P and CALL_P predicates where applicable.
8679 * config/i386/i386.c: Ditto.
8680 * config/i386/i386.md: Ditto.
8681 * config/i386/mmx.md: Ditto.
8682 * config/i386/predicates.md: Ditto.
8684 2007-01-22 Andreas Schwab <schwab@suse.de>
8686 * config/m68k/m68k.h: Fix comment.
8688 2007-01-22 Jan Hubicka <jh@suse.cz>
8690 * passes.c (init_optimization_passes): Do not rerun
8691 pass_early_warn_uninitialized.
8693 2007-01-22 Richard Guenther <rguenther@suse.de>
8695 PR tree-optimization/30038
8696 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
8698 (execute_cse_sincos_1): Likewise.
8699 (execute_cse_sincos): Likewise.
8700 (gate_cse_sincos): Likewise.
8701 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
8702 the cexpi() canonicalization of sincos().
8703 * tree-pass.h (pass_cse_sincos): Declare.
8704 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
8706 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8708 PR rtl-optimization/29329
8709 * combine.c (replaced_rhs_insn): Rename to i2mod.
8710 (replaced_rhs_value): Rename to i2mod_new_rhs.
8711 (i2mod_old_rhs): New global variable.
8712 (combine_instructions): Adjust for above change. Save a copy of
8713 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
8714 note are substituted in the second instruction.
8715 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
8716 ditch the note if it pertains to the second eliminated register
8717 and this register is mentioned in i2mod_old_rhs.
8720 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
8722 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
8723 the insn to which the note was originally attached.
8725 2007-01-21 Jan Hubicka <jh@suse.cz>
8727 * ipa-inline.c (inlining_mode): Comment, move up.
8728 (cgraph_decide_inlining_incrementally): Do not perform inlining
8729 itself; fix handling of flattening of self recursive functions.
8730 (cgraph_find_cycles): Remove.
8731 (cgraph_flatten_node): Remove.
8732 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
8733 (try_inline): New function.
8734 (cgraph_early_inlining): Update call of
8735 cgraph_decide_inlining_incrementally. Apply inlining here.
8736 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
8738 2007-01-21 Dirk Mueller <dmueller@suse.de>
8741 * tree-vrp.c (check_array_bounds): do not warn
8742 about ADDR_EXPR's of ARRAY_REF's which are immediately
8743 used in binary expressions.
8745 2007-01-21 Ira Rosen <irar@il.ibm.com>
8747 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
8748 read_write_dep and macros for its access.
8749 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
8750 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
8751 argument, call vect_check_interleaving for every independent pair of
8752 data-refs. Mark loads that access the same memory location as a store
8754 (vect_check_dependences): Remove.
8755 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
8756 call, fix the call to vect_analyze_data_ref_dependence.
8757 (vect_analyze_data_ref_access): For statements that access the same
8758 data-ref, check that they are not stores; for loads, check that there
8759 is no store that access the same location.
8761 2007-01-20 Roger Sayle <roger@eyesopen.com>
8762 Joseph Myers <joseph@codesourcery.com>
8764 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
8765 (-fdump-rtl-stack): Likewise.
8766 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
8767 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
8768 (-mpt-fixed): Use @minus{} for minus sign.
8769 (Using Precompiled Headers): Fix under/overfull hbox.
8771 2007-01-20 Jan Hubicka <jh@suse.cz>
8773 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
8774 place within annotation.
8776 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8778 * pa.c (output_move_double): Change array size of xoperands to 4.
8780 2007-01-20 Jan Hubicka <jh@suse.cz>
8782 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
8785 2007-01-19 Ian Lance Taylor <iant@google.com>
8787 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
8788 constant to unsigned HOST_WIDE_INT before negating.
8790 2007-01-19 Ian Lance Taylor <iant@google.com>
8792 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
8794 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
8795 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8796 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
8797 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
8798 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
8799 (realloc_vdef, realloc_vuse): Change second parameter to
8801 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
8803 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
8804 unsigned. Change x and lim locals to unsigned.
8805 (realloc_vdef, realloc_vuse): Change num_elem parameter to
8807 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
8808 (copy_virtual_operands): Change i and n locals to unsigned.
8810 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8813 * builtins.c (fold_builtin_1): Handle builtin fdim.
8815 2007-01-20 Jan Hubicka <jh@suse.cz>
8817 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
8818 * tree-ssa-structalias.c (compute_points_to_sets): Do call
8819 init_alias_heapvars.
8820 (init_alias_heapvars): Initialize only when not already initialized.
8821 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
8823 2007-01-19 Roger Sayle <roger@eyesopen.com>
8825 * common.opt (fsigned-zeros): New command line option.
8826 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
8827 of flag_unsafe_math_optimizations.
8828 * opts.c (set_fast_math_flags): The -ffast-math command line option
8829 implies -fno-signed-zeros.
8830 (fast_math_flags_set_p): Likewise.
8832 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
8833 the documentation of -ffast-math appropriately. Wrap long lines.
8835 2007-01-19 Steve Ellcey <sje@cup.hp.com>
8837 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
8838 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
8840 2007-01-19 Tomas Bily <tbily@suse.cz>
8842 * cgraphunit.c (cgraph_finalize_function): Updating of pid
8844 (tree_init_ic_make_global_vars): New function
8845 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
8846 (tree_gen_ic_profiler): New function
8847 (tree_gen_ic_func_profiler): New function
8848 (tree_profiling): Added calling of tree_gen_ic_func_profiler
8849 (tree_profile_hooks): Added hook for indirec/virtual calls
8850 * value-prof.c (tree_find_values_to_profile): New case for
8852 (tree_values_to_profile): Call for determining indirect/virtual
8854 (tree_indirect_call_to_profile): New function
8855 (tree_ic_transform): New function
8856 (tree_ic): New function
8857 (find_func_by_pid): New function
8858 (init_pid_map): New function
8859 (tree_value_profile_transformations): Added check for
8860 indirect/virtual call transformation
8861 * value-prof.h (enum hist_type): New counter type for
8862 indirect/virtual calls
8863 (profile_hooks): Added new hook for profiling indirect/virtual
8865 * profile.c (instrument_values): New case for indirect/virtual
8867 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
8868 (GCOV_COUNTER_V_INDIR): New counter type
8869 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
8870 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
8872 * cgraph.c: Definition of cgraph_max_pid
8873 (cgraph_create_node): Default init of pid attribute
8874 * cgraph.h: Declaration of cgraph_max_pid
8875 (struct cgraph_node): Added pid attribute
8876 * libgcov.c (__gcov_indirect_call_profiler): New function
8877 (__gcov_one_value_profiler_body): New function
8878 (__gcov_one_value_profiler): Body was moved to
8879 __gcov_one_value_profiler_body and calls it
8881 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
8883 * doc/gty.texi (Options): Document the mark_hook option to GTY.
8884 * gengtype.c (write_types_data, write_func_for_structure,
8885 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
8886 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
8887 (walk_type, write_func_for_structure): Generate the mark_hook if
8890 2007-01-19 Jan Hubicka <jh@suse.cz>
8892 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
8893 'early' argument take inlining mode argument specifying whether to
8894 inline for size/speeed or all functions; add support for flattening;
8896 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
8898 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8901 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
8902 the name of the declared identifier.
8904 2007-01-19 Dirk Mueller <dmueller@suse.de>
8906 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
8907 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
8908 duplicate evaluation.
8910 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
8912 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
8913 Macroize expander using X87MODEF12 mode macro. Extend operand 1
8914 to XFMode, use acosxf2 and truncate result to requested mode.
8915 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
8916 (asin<mode>2): Similarly, with asin expanders.
8917 (*fscalexf4_i387): Rename from *fscalexf4.
8918 (expNcorexf3): New expander.
8919 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
8920 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
8921 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
8922 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
8923 patterns for SSE math.
8924 (exp10<mode>2): Similarly, with exp10 expanders.
8925 (exp2<mode>2): Similarly, with exp2 expanders.
8926 (expm1<mode>2): Similarly, with expm1 expanders.
8927 (ldexp<mode>3): Similarly, with ldexp expanders.
8928 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
8929 Use gen_truncxf<mode>2_i387_noop to truncate result.
8931 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8933 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
8934 for ColdFire targets.
8936 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
8937 Richard Sandiford <richard@codesourcery.com>
8939 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
8940 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
8941 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
8942 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
8943 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8944 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
8946 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8948 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
8949 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
8950 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
8951 (*adddi_dilshr32_cf): New pattern.
8952 (adddi3, subdi3): Remove first alternatives.
8954 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8956 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
8957 implemented using move.l, do not use its cc result for floating-point
8960 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8962 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
8963 from accepting 's' constraints if flag_pic.
8965 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8967 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
8968 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
8969 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
8970 condition from TARGET_68881 to TARGET_HARD_FLOAT.
8972 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
8974 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
8975 ColdFire alternatives.
8976 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
8977 * config/m68k/m68k.md (clzsi2): Define for ColdFire
8978 architectures that support ff1 instruction.
8980 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8981 Julian Brown <julian@codesourcery.com>
8983 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
8984 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
8985 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
8988 2007-01-19 Richard Sandiford <richard@codesourcery.com>
8990 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
8992 (output_move_const_into_data_reg, output_move_simode_const): Delete.
8993 * config/m68k/m68k.c (const_method, const_int_cost): Take a
8994 HOST_WIDE_INT instead of an rtx.
8995 (m68k_rtx_costs): Update call accordingly.
8996 (output_move_const_into_data_reg): Likewise. Fix formatting.
8997 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
8999 (output_move_simode_const): Update calls after above changes.
9000 Rework to use automatic variables and predicates like MEM_P.
9001 * config/m68k/m68k.md (pushexthisi_const): Update call to
9004 2007-01-19 Dirk Mueller <dmueller@suse.de>
9006 * tree-ssa-alias.c (perform_var_substitution): Fix typo
9009 2007-01-19 Richard Guenther <rguenther@suse.de>
9011 * builtins.c (expand_builtin_cexpi): Fall back to expanding
9012 via cexp in case sincos is not available.
9014 2007-01-19 Richard Guenther <rguenther@suse.de>
9016 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
9017 * defaults.h (TARGET_HAS_SINCOS): Default to off.
9018 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
9019 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
9020 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
9021 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
9022 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
9023 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
9025 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
9027 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
9029 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
9030 (atan2xf3): Directly generate RTL pattern.
9031 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
9032 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9033 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9034 disable patterns for SSE math.
9035 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
9036 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
9037 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9038 disable patterns for SSE math.
9040 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
9042 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
9044 2007-01-18 Roger Sayle <roger@eyesopen.com>
9046 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
9047 VIEW_CONVERT_EXPR to the same type as it's operand.
9049 2007-01-18 David Edelsohn <edelsohn@gnu.org>
9051 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
9052 configured for long double 128.
9054 2007-01-18 Mike Stump <mrs@apple.com>
9056 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
9059 2007-01-18 Michael Meissner <michael.meissner@amd.com>
9061 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
9064 2007-01-18 Jan Hubicka <jh@suse.cz>
9066 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
9067 greater than NUM_VOP_FREE_BUCKETS.
9069 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
9071 * tree-ssa-structalias.c: Update comments.
9072 (ptabitmap_obstack): Removed.
9074 (oldpta_obstack): Ditto.
9075 (stats): Add a few members.
9076 (struct variable_info): Remove node, complex, address_taken, and
9077 indirect_target members. Add oldsolution member.
9078 (new_var_info): Do not initialize removed members.
9079 (constraint_expr_type): Remove INCLUDES.
9080 (constraint_graph): Add size, implicit_preds, rep,
9081 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
9082 (FIRST_REF_NODE): New macro.
9083 (LAST_REF_NODE): Ditto.
9084 (FIRST_ADDR_NODE): Ditto.
9085 (find): New function.
9087 (dump_constraint): Do not handle INCLUDES.
9088 (insert_into_complex): Do not insert duplicate constraints.
9089 (condense_varmap_nodes): Renamed and rewritten into ...
9090 (merge_node_constraints): This. Also fix bug in handling of
9091 offseted copy constraints.
9092 (clear_edges_for_node): No longer need to deal with preds at all,
9093 or removing associated preds/succs.
9094 (merge_graph_nodes): Deal with indirect_cycles.
9095 Don't deal with predecessors.
9096 (add_implicit_graph_edge): New function.
9097 (add_pred_graph_edge): Ditto.
9098 (add_graph_edge): Don't deal with predecessors.
9099 (build_constraint_graph): Removed.
9100 (build_pred_graph): New function.
9101 (build_succ_graph): Ditto.
9102 (struct scc_info): Removed in_component. Added roots, dfs, and
9103 node_mapping. Remove visited_index, unification_queue.
9104 (scc_visit): Deal with union-find we do now.
9105 Deal with cycles with REF nodes.
9106 (collapse_nodes): Renamed and rewritten to ...
9107 (unify_nodes): This.
9108 (process_unification_queue): Removed.
9109 (topo_visit): Cleanup
9110 (do_da_constraint): Use find.
9111 (do_sd_constraint): Ditto.
9112 (do_ds_constraint): Ditto.
9113 (do_complex_constraint): Ditto.
9114 (init_scc_info): Update for removed and added members.
9115 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
9116 (find_indirect_cycles): This.
9117 (equivalence_class): New variable.
9118 (label_visit): New function.
9119 (perform_variable_substitution): Rewritten.
9120 (free_var_substitution_info): New function.
9121 (find_equivalent_node): Ditto.
9122 (move_complex_constraints): Ditto.
9123 (eliminate_indirect_cycles): Ditto.
9124 (solve_graph): Only propagate changed bits.
9125 Use indirect cycle elimination.
9127 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
9128 (tree_id_eq): Renamed to ...
9129 (tree_vi_eq): This. Update for member change
9130 (insert_id_for_tree): Renamed and rewritten to ...
9131 (insert_vi_for_tree): This.
9132 (lookup_id_for_tree): Renamed and rewritten to ...
9133 (lookup_vi_for_tree): This.
9134 (get_id_for_tree): Renamed and rewritten to ...
9135 (get_vi_for_tree): Ditto.
9136 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
9137 (process_constraint): Don't handle INCLUDES.
9138 Remove special ADDRESSOF case.
9139 (find_func_aliases): Rewrite to use vi functions instead of id
9141 (create_function_info_for): Ditto.
9142 (create_variable_info_for): Ditto.
9143 (intra_create_variable_infos): Ditto.
9144 (merge_smts_into): Ditto.
9145 (find_what_p_points_to): Ditto.
9146 (init_base_vars): Ditto.
9147 (init_alias_vars): Ditto.
9148 (remove_preds_and_fake_succs): New function.
9149 (dump_sa_points_to_info): Dump new stats.
9150 (dump_solution_for_var): Use find.
9151 (set_used_smts): Fix formatting.
9152 (compute_points_to_sets): Updated for new functions.
9153 (ipa_pta_execute): Ditto.
9155 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9156 Richard Sandiford <richard@codesourcery.com>
9158 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
9160 * calls.c (expand_call): If the return value is a PARALLEL,
9161 extract its first member.
9162 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
9163 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
9164 use FUNCTION_EXTRA_EPILOGUE.
9165 (m68k_function_value): Return a PARALLEL if the return value
9166 is of a pointer type.
9167 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
9168 (FUNCTION_EXTRA_EPILOGUE): Remove.
9169 * config/m68k/m68k.md (D0_REG): New constant.
9171 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9173 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
9174 output a NOP for empty epilogues.
9176 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9178 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
9179 before function. Extend register save check to include all
9180 registers, not just integer ones.
9182 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9184 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
9185 (m68k_use_return_insn): ...this.
9186 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
9187 * config/m68k/m68k.c (use_return_insn): Rename to...
9188 (m68k_use_return_insn): ...this.
9189 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
9192 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9194 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
9195 nearest even, fix denormal rounding overflow.
9197 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9199 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
9200 f%$smove and f%$move.
9201 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
9202 (extendsfdf2_cf): Use fdmove instead of f%&move.
9203 (truncdfsf2_cf): Use fsmove instead of f%$smove.
9204 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
9206 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9208 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
9211 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9213 * real.h (real_format): Add a canonical_nan_lsbs_set field.
9214 (coldfire_single_format): Declare.
9215 (coldfire_double_format): Likewise.
9216 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
9217 of qnan_msb_set to determine the lower bits of a canonical
9219 (encode_ieee_double): Likewise.
9220 (encode_ieee_quad): Likewise.
9221 (ieee_single_format): Initialize canonical_nan_lsbs_set.
9222 (mips_single_format): Likewise.
9223 (ieee_double_format): Likewise.
9224 (mips_double_format): Likewise.
9225 (ieee_extended_motorola_format): Likewise.
9226 (ieee_extended_intel_96_format): Likewise.
9227 (ieee_extended_intel_128_format): Likewise.
9228 (ieee_extended_intel_96_round_53_format): Likewise.
9229 (ibm_extended_format): Likewise.
9230 (mips_extended_format): Likewise.
9231 (ieee_quad_format): Likewise.
9232 (mips_quad_format): Likewise.
9233 (vax_f_format): Likewise.
9234 (vax_d_format): Likewise.
9235 (vax_g_format): Likewise.
9236 (i370_single_format): Likewise.
9237 (i370_double_format): Likewise.
9238 (decimal_single_format): Likewise.
9239 (decimal_double_format): Likewise.
9240 (decimal_quad_format): Likewise.
9241 (c4x_single_format): Likewise.
9242 (c4x_extended_format): Likewise.
9243 (real_internal_format): Likewise.
9244 (coldfire_single_format): New real_format.
9245 (coldfire_double_format): Likewise.
9246 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
9247 canonical_nan_lsbs_set.
9248 (pdp11_d_format): Likewise.
9249 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
9250 if TARGET_COLDFIRE_CPU.
9252 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9254 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
9255 (output_call, m68k_legitimize_call_address): Declare.
9256 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
9257 parenthesees. Add support for a 'W' constraint.
9258 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
9259 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
9260 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
9261 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
9263 (override_options): Initialize them. Do not set flag_no_function_cse
9264 for TARGET_ID_SHARED_LIBRARY.
9265 (m68k_output_pic_call): Delete.
9266 (m68k_legitimize_call_address): New function.
9267 (print_operand): Remove the %o prefix. Handle the %p prefix.
9268 (output_call): New function.
9269 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
9270 target address from the GOT if symbolic jumps are not allowed.
9271 * config/m68k/m68k.md (call, general_operand): Do not set
9272 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
9273 Merge separate flag_pic and !flag_pic define_insns into...
9274 (*call, *call_value): ...these new patterns. Match the address
9275 rather than the containing MEM and require it to be a call_operand.
9276 Use output_call to generate the asm template.
9277 * config/m68k/predicates.md (const_call_operand): New predicate.
9278 (call_operand): Likewise.
9280 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9282 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
9283 (STACK_GROWS_DOWNWARD): Define to 1.
9284 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
9285 comments, emphasizing that these values are only defaults.
9286 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
9287 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
9289 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9291 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
9293 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
9294 Richard Sandiford <richard@codesourcery.com>
9296 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
9297 (FP_REGNO_P): New macros.
9298 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
9299 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
9300 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
9301 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
9303 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9305 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9306 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
9308 * config/m68k/t-floatlib: New file, extracting common code from...
9309 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
9310 * config/m68k/t-uclinux: Here.
9311 * config/m68k/fpgnulib.c: Do not compile extendeed precision
9312 routines on ColdFire targets.
9314 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
9316 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
9317 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
9318 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
9319 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
9320 explicitly set MOTOROLA to 1.
9321 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
9323 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9324 Nathan Sidwell <nathan@codesourcery.com>
9326 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
9327 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
9328 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
9329 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
9330 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
9331 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
9332 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
9333 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
9334 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
9335 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
9336 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
9337 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
9338 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
9339 (DBX_REGISTER_NUMBER): Delete.
9340 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
9341 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
9342 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
9344 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9346 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
9347 * config/flat.h: New file.
9348 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
9350 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
9351 indirect references for -msep-data or -mid-shared-library.
9352 Do not use PC-relative code addresses either.
9353 * config/m68k/m68k.c (override_options): Restrict -fPIC error
9355 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
9356 for shared libraries and crt1.o for executables. Use crti.o and
9358 (ENDFILE_SPEC): Use crtend.o and crtn.o.
9359 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
9360 Do not add -elf2flt or -shared-lib-id options here.
9361 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
9362 Pass -shared-lib-id if -mid-shared-library, taking the library
9363 identifier from -mshared-library-id if given, otherwise
9365 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
9366 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
9367 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
9368 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
9369 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
9370 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
9372 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
9373 jump sequence for ISA A and ISA A+.
9374 (PICJUMP): Likewise.
9376 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9378 * config.gcc (m68k-*-uclinux*): Base the port on the common
9379 and m68k GNU/Linux files rather than on the generic ELF ones.
9380 * config/m68k/uclinux.h (TARGET_VERSION): Override.
9381 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
9383 2007-01-18 Julian Brown <julian@codesourcery.com>
9384 Richard Sandiford <richard@codesourcery.com>
9386 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
9387 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9388 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
9390 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
9392 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
9394 2007-01-18 Richard Sandiford <richard@codesourcery.com>
9396 * doc/install.texi: Document m68k-uclinuxoldabi.
9397 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
9398 * config/m68k/uclinux-oldabi.h: New file, copied from
9399 config/m68k/uclinux.h.
9401 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
9403 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
9404 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
9405 (m32r_compute_frame_size): Use unsigned for regno.
9406 (m32r_reload_lr): Use gen_frame_mem.
9408 (m32r_output_function_epilogue): Don't output the function epilogue
9410 (m32r_expand_epilogue): New.
9411 (direct_return): Return false if the function has the interrupt
9413 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
9414 * config/m32r/m32r.md (epilogue): New expander.
9415 (return_lr, return_rte): New insns.
9416 (return): Make it expander.
9417 (return_normal): New expander.
9419 2007-01-18 Josh Conner <jconner@apple.com>
9422 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
9423 support for UNLE, UNLT, UNGE, and UNGT.
9425 2007-01-18 Jan Hubicka <jh@suse.cz>
9427 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
9428 * tree-tailcall (add_virtual_phis): Likewise.
9429 (optimize_tail_call): Return TODOs.
9430 (execute_tail_calls): Return TODOs.
9431 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
9432 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
9434 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
9435 Cleanup cfg using TODO.
9436 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
9437 * passes.c (execute_function_todo): When cleanup did something, remove
9439 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
9440 (make_edges): Don't cleanup_cfg.
9442 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
9444 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
9445 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
9446 operate on the top of stack.
9447 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
9448 register handling of instructions that output to the second
9450 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
9451 (move_for_stack_reg): Special-case check for dead destination
9452 stack slot for constant load of 1.0 inside UNSPEC_TAN.
9454 * config/i386/i386.md (UNSPEC_TAN): New constant.
9455 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
9456 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
9457 to correctly model move of constant 1.0 to top stack slot.
9458 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
9459 (unnamed peephole2 pattern): Remove corresponding peephole2
9460 pattern that optimizes tan insn and loading of constant 1.0.
9461 (tanxf2): Use fptanxf4_i387.
9462 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
9463 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
9464 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
9465 disable patterns for SSE math.
9466 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
9467 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
9469 2007-01-18 Dirk Mueller <dmueller@suse.de>
9470 Richard Guenther <rguenther@suse.de>
9473 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
9474 * common.opt (Warray-bounds): Add new warning option.
9475 * c-opts.c (c_common_handle_option): Define -Warray-bounds
9477 * Makefile.in: make tree-vrp.o depend on toplev.h
9478 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
9480 (check_array_refs, check_array_bounds, check_array_ref): New.
9482 2007-01-18 Jan Hubicka <jh@suse.cz>
9484 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
9485 (execute_ssa_ccp): Return flags conditionally.
9486 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
9488 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
9490 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
9492 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
9493 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
9495 * Makefile.c (GTFILES): Add cfglayout.h.
9496 * gengtype.c (open_base_files): Likewise.
9497 * cfglayout.c (cfg_layout_function_footer,
9498 cfg_layout_function_header) Reindent to make gengtype happy.
9499 * cfglayout.h (cfg_layout_function_footer,
9500 cfg_layout_function_header): Add GTY(()) marker.
9502 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
9504 2007-01-18 Ben Elliston <bje@au.ibm.com>
9506 * genautomata.c (write_automata): Include xstrerror output in the
9507 error message if writing the DFA description file fails.
9509 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
9511 * config/mips/mips-protos.h (mips_output_external): Make it
9513 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
9514 * config/mips/mips.c (irix_output_external_libcall): Likewise.
9515 (extern_list): Likewise.
9516 (extern_head): Likewise.
9517 (TARGET_ASM_FILE_END): Likewise.
9518 (mips_file_end): Likewise.
9519 (mips_output_external): Rewritten.
9521 2007-01-18 Ben Elliston <bje@au.ibm.com>
9523 * genpreds.c (write_insn_preds_c): Only write out the function
9524 body for regclass_for_constraint if we have register constraints.
9526 2007-01-17 Tom Tromey <tromey@redhat.com>
9528 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
9529 * doc/install.texi (Testing): Use sourceware.org.
9530 (Binaries): Likewise.
9531 (Specific): Likewise.
9532 * doc/contrib.texi (Contributors): Use sourceware.org.
9534 2007-01-17 Anatoly Sokolov <aesok@post.ru>
9536 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
9537 (AVR_ENHANCED): Rename to ...
9538 (AVR_HAVE_MUL): ... new.
9539 (avr_enhanced_p): Rename to ...
9540 (avr_have_mul_p): ... new.
9541 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
9542 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
9543 * config/avr/avr.c (avr_enhanced_p): Rename to ...
9544 (avr_have_mul_p): ... new.
9545 (base_arch_s): Rename 'enhanced' to 'have_mul'.
9546 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
9547 'avr_enhanced_p' and 'enhanced'.
9548 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
9549 AVR_HAVE_MUL instead of AVR_ENHANCED.
9550 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9551 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
9552 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
9553 instead of AVR_ENHANCED.
9554 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
9555 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
9556 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
9558 2007-01-17 Ian Lance Taylor <iant@google.com>
9560 * vec.h (VEC_reserve_exact): Define.
9561 (vec_gc_p_reserve_exact): Declare.
9562 (vec_gc_o_reserve_exact): Declare.
9563 (vec_heap_p_reserve_exact): Declare.
9564 (vec_heap_o_reserve_exact): Declare.
9565 (VEC_OP (T,A,reserve_exact)): New static inline function, three
9567 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
9569 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
9570 (VEC_OP (T,A,copy)) [all versions]: Likewise.
9571 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
9572 * vec.c (calculate_allocation): Add exact parameter. Change all
9574 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
9575 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
9576 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
9577 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
9578 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
9579 (vec_heap_p_reserve_exact): New function.
9580 (vec_heap_o_reserve_exact): New function.
9582 2007-01-17 Jan Hubicka <jh@suse.cz>
9584 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
9586 2007-01-17 Eric Christopher <echristo@apple.com>
9588 * config.gcc: Support core2 processor.
9590 2007-01-16 Jan Hubicka <jh@suse.cz>
9592 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
9593 the names, just unlink the chain so we don't crash on dangling pointers
9596 2007-01-16 Jan Hubicka <jh@suse.cz>
9598 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
9599 * tree-pass.h: Reorder to make IPA passes appear toegher.
9600 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
9601 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
9602 parameters, do not call early inliner.
9603 * ipa-inline.c: Update comments. Include tree-flow.h
9604 (cgraph_decide_inlining): Do not compute inlining parameters.
9605 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
9606 be called with function context set up.
9607 (pass_ipa_inline): Remove unreachable functions before pass.
9608 (cgraph_early_inlining): Simplify assuming to be called from the
9610 (pass_early_inline): New pass.
9611 (cgraph_gate_ipa_early_inlining): New gate.
9612 (pass_ipa_early_inline): Turn into simple wrapper.
9613 (compute_inline_parameters): New function.
9614 (gate_inline_passes): New gate.
9615 (pass_inline_parameters): New pass.
9616 (apply_inline): Move here from tree-optimize.c
9617 (pass_apply_inline): New pass.
9618 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
9620 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
9622 (tree_function_versioning): Do not allocate dummy struct function.
9623 * tree-inline.h (optimize_inline_calls): Update prototype.
9624 * tree-optimize.c (execute_fixup_cfg): Export.
9625 (pass_fixup_cfg): Remove
9626 (tree_rest_of_compilation): Do not apply inlines.
9627 * tree-flow.h (execute_fixup_cfg): Declare.
9628 * Makefile.in (gt-passes.c): New.
9629 * passes.c: Include gt-passes.h
9630 (init_optimization_passes): New passes.
9631 (nnodes, order): New static vars.
9632 (do_per_function_toporder): New function.
9633 (execute_one_pass): Dump current pass here.
9634 (execute_ipa_pass_list): Don't dump current pass here.
9636 2007-01-16 Janis Johnson <janis187@us.ibm.com>
9638 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
9639 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
9641 2007-01-16 David Edelsohn <edelsohn@gnu.org>
9643 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
9644 (strong_alias): Define.
9645 (__gcc_qmul): Provide non-FMA for soft-float.
9651 (__gcc_qunord): New.
9661 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
9662 soft-float functions.
9663 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
9664 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
9665 about long double soft float.
9667 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
9668 Tehila Meyzels <tehila@il.ibm.com>
9670 * tree-vectorizer.h (is_pattern_stmt_p): New.
9671 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
9672 formatting (tabs instead of spaces). Cleanup and clarify setting
9673 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
9674 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
9675 (vectorizable_type_demotion): Check that types are integral.
9676 (vectorizable_type_promotion): Likewise.
9677 (vectorizable_store): Fix typo. Eliminate new-line at end of
9680 2007-01-16 Jan Hubicka <jh@suse.cz>
9682 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
9685 2007-01-15 Eric Christopher <echristo@apple.com>
9687 * ifcvt.c: Include vec.h, vecprim.h.
9688 (check_cond_move_block): New argument regs.
9689 Reorganize. Add registers used to regs.
9690 (cond_move_process_if_block): Use regs set above as
9693 2007-01-15 Eric Christopher <echristo@apple.com>
9695 * config/darwin.h: Update copyright.
9696 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
9697 (LINK_COMMAND_SPEC): Add -u.
9698 (LINK_SPEC): Fix umbrella for above.
9700 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
9702 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
9705 2007-01-15 Tom Tromey <tromey@redhat.com>
9707 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
9708 * doc/install.texi (Testing): Don't mention jacks.
9709 (Configuration): Document --enable-java-maintainer-mode. Move
9710 --with-java-home to libgcj-specific section. Document
9712 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
9714 2007-01-15 Jan Hubicka <jh@suse.cz>
9716 * tree-ssa-dce.c (DCE_TODOs): New.
9717 (propagate_necessity): Return if something changed.
9718 (eliminate_unnecessary_stmts): Likewise.
9719 (perform_tree_ssa_dce): Return TODO flags when needed.
9720 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
9722 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
9724 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
9725 (fyl2x_extend<mode>xf3_i387): New insn pattern.
9726 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
9727 patterns using X87MODEF12 mode macro. Extend operand 1
9728 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
9729 (log10<mode>2): Ditto.
9730 (log2<mode>2): Ditto.
9731 (log1p<mode>2): Ditto.
9732 (logb<mode>2): Ditto.
9733 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
9734 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
9735 (*fxtractxf3_i387): Rename from *fxtractxf3.
9736 (fxtract_extend<mode>xf3_i387): New insn pattern.
9737 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
9738 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
9739 and gen_fyl2xxf3_i387().
9741 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
9743 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
9744 * cfgloopmanip.c (fix_loop_placement): Made static. Use
9745 get_loop_exit_edges. Changed return type to bool.
9746 * cfgloop.h (fix_loop_placement): Declaration removed.
9748 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
9750 * param.h (MIN_VECT_LOOP_BOUND): New.
9751 * params.def (MIN_VECT_LOOP_BOUND): New.
9752 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
9753 argument - minimum threshold for number of iterations.
9754 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
9755 argument to declaration.
9756 * tree-vect-analyze.c (vect_analyze_operations): Check value of
9757 MIN_VECT_LOOP_BOUND.
9758 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
9759 slpeel_tree_peel_loop_to_edge with additional argument.
9760 (vect_do_peeling_for_alignment): Likewise.
9761 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
9763 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
9766 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
9769 2007-01-14 Jan Hubicka <jh@suse.cz>
9771 * tree-dfa.c (remove_referenced_var): New function.
9772 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
9773 prune referenced vars list too.
9774 * tree-flow.h (remove_referenced_var): Declare.
9776 2007-01-14 Jan Hubicka <jh@suse.cz>
9778 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
9780 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
9781 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
9782 * except.h (verify_eh_throw_table_statements): Kill prototype.
9783 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
9784 into call exrepssions.
9785 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
9787 * tree-cfg.c: Include pointer-set.h.
9788 (verify_node_sharing): Work on pointer set.
9789 (verify_eh_throw_stmt_node): New.
9790 (verify_stmts): Use pointers sets, verify throw_stmt.
9792 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
9794 * ipa-reference.c (analyze_function): Consider also addresses taken
9797 2007-01-12 Roger Sayle <roger@eyesopen.com>
9799 * c-typeck.c (null_pointer_constant_p): Replace use of
9800 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9801 (build_c_cast): Likewise.
9803 2007-01-12 Roger Sayle <roger@eyesopen.com>
9805 * tree.h (force_fit_type_double): Remove unused final argument.
9806 * c-common.c (constant_expression_warning): Replace use of
9807 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
9808 (convert_and_check): Likewise.
9809 (shorten_compare): Update call to force_fit_type_double.
9810 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
9811 * convert.c (convert_to_pointer): Update call to
9812 force_fit_type_double.
9813 * fold-const.c (force_fit_type_double): Remove overflowed_const
9815 (int_const_binop, fold_convert_const_int_from_int,
9816 fold_convert_const_int_from_real, fold_div_compare,
9817 fold_sign_changed_comparison, fold_unary, fold_negate_const,
9818 fold_abs_const, fold_not_const): Remove the final argument from
9819 calls to force_fit_type_double.
9821 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
9823 * configure.ac: Set insn to "nop" for spu-*-* also.
9824 * configure: Regenerate.
9826 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
9828 * builtins.def : Add BUILT_IN_FREE.
9830 2007-01-12 Jan Hubicka <jh@suse.cz>
9832 PR tree-optimization/30443
9833 * tree-inline.c (tree_function_versioning): Do not optimize when
9834 cloning for inlining.
9836 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
9838 * doc/loop.texi: Document recording of loop exits.
9839 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
9840 (update_single_exits_after_duplication,
9841 update_single_exit_for_duplicated_loop,
9842 update_single_exit_for_duplicated_loops): Removed.
9843 (duplicate_loop_to_header_edge): Do not call
9844 update_single_exits_after_duplication and
9845 update_single_exit_for_duplicated_loops.
9846 (loop_version): Do not update single_exit information.
9847 (fix_loop_structure): Use record_loop_exits instead of
9848 mark_single_exit_loops.
9849 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
9850 the lists of loop exits.
9851 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
9852 split_edge, merge_blocks): Update the lists of loop exits.
9853 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
9854 loop_optimizer_init.
9855 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
9856 of mark_single_exit_loops.
9857 (loop_optimizer_finalize): Call release_recorded_exits.
9858 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
9859 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
9860 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
9861 update single exit information.
9862 * lambda-code.c (perfect_nestify): Ditto.
9863 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
9864 (mark_single_exit_loops): Removed.
9865 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
9866 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
9867 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
9869 (get_loop_exit_edges, single_exit): Use recorded exit lists.
9870 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
9871 (verify_loop_structure): Verify consistency of the exit lists.
9872 (flow_loops_find): Use alloc_loop. Initialize exits hash.
9873 (set_single_exit): Removed.
9874 * cfgloop.h (struct loop_exit): New function.
9875 (struct loop): single_exit_ field replaced by exits field.
9876 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
9877 (struct loops): Added exits hash.
9878 (mark_single_exit_loops, set_single_exit): Declaration removed.
9879 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
9881 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9883 * doc/invoke.texi: Avoid use of @headitem.
9885 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9887 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
9889 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9891 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
9894 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9895 Richard Sandiford <richard@codesourcery.com>
9897 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
9898 * config/m68k/m68k.opt: Resort options.
9899 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
9901 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
9902 Richard Sandiford <richard@codesourcery.com>
9904 * doc/invoke.texi: Document the macros that are defined by
9905 m68k's -mtune and -mhard-float options.
9906 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
9907 (m68k_cpp_cpu_family): Likewise.
9908 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
9909 of __ucfv*__ macros. Define __mcffpu__ if generating code for
9910 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
9911 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
9912 (m68k_cpp_cpu_family): Likewise.
9914 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9916 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
9917 macros besides mc68000 as tuning macros. Use a switch statement
9918 to set them and mcpu32.
9920 2007-01-12 Julian Brown <julian@codesourcery.com>
9922 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
9923 (TARGET_68040_ONLY): Rename to...
9924 (TARGET_68040): ...this.
9925 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
9926 * config/m68k/m68k.md: Likewise.
9928 2007-01-12 Julian Brown <julian@codesourcery.com>
9929 Nathan Sidwell <nathan@codesourcery.com>
9930 Richard Sandiford <richard@codesourcery.com>
9932 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
9933 the -mcpu= argument associated with the --with-cpu setting.
9934 Define M68K_DEFAULT_TUNE to the default -mtune= option,
9935 if different from the one implied by the -mcpu setting.
9936 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
9937 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
9938 * doc/invoke.texi: Mention ColdFire in the introduction to the
9939 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
9940 -mno-div and -mhard-float options. Make -m68881 a synonym for
9941 -mhard-float. Document the previously-undocumented -m5206e,
9942 -m528x, -m5307 and -m5407 options. Tweak the existing option
9943 documentation for consistency.
9944 * doc/install.texi: Mention new --with-cpu arguments.
9945 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
9946 default CPU if neither -mcpu nor -march are specified.
9947 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
9948 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
9949 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
9950 using m68k_tune to decide between families that implement the
9951 same ISA. Use m68k_tune to set __mcfv4e__.
9952 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
9953 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
9954 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
9955 (FL_ISA_C, FL_ISA_MMU): New macros.
9956 (MASK_COLDFIRE): Delete.
9957 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
9958 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
9959 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
9960 (TARGET_HARD_FLOAT): Do not define here.
9961 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
9962 (TUNE_68000): New macro.
9963 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
9964 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
9965 (TUNE_CFV2): Redefine in terms of m68k_tune.
9966 (uarch_type, target_device, fpu_type): New enums.
9967 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
9968 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
9969 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
9970 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
9971 (FL_FOR_isa_c): New macros.
9972 (m68k_isa): New enum.
9973 (m68k_target_selection): New structure.
9974 (all_devices, all_isas, all_microarchs): New tables.
9975 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
9976 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
9977 (MASK_ALL_CPU_BITS): Delete.
9978 (m68k_find_selection): New function.
9979 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
9980 Map the legacy target options to a combination of the new ones.
9981 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
9982 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
9983 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
9985 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
9986 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
9988 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
9989 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
9990 * config/m68k/m68k-devices.def: New file.
9992 2007-01-12 Richard Sandiford <richard@codesourcery.com>
9993 Nathan Sidwell <nathan@codesourcery.com>
9995 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
9996 (SUBTARGET_EXTRA_SPECS): New macros.
9997 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
9998 use %(asm_cpu_spec) instead.
9999 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
10000 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
10001 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
10002 (EXTRA_SPECS): Rename to...
10003 (SUBTARGET_EXTRA_SPECS): ...this.
10005 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
10006 Richard Sandiford <richard@codesourcery.com>
10007 Julian Brown <julian@codesourcery.com>
10009 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
10010 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
10011 to the configuration's default CPU.
10012 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
10013 Remove default masks.
10014 (m680[012]0-*-*): Set the default with_cpu to the first part of
10016 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
10017 (m68k*-*-linux): Extend the --with-cpu handling to...
10018 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
10019 and m68010. Don't set target_cpu_default2.
10020 * doc/install.texi: Document --with-cpu for m68k.
10021 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
10022 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
10023 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
10024 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
10025 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
10026 (ASM_SPEC): Remove use of %(asm_cpu_default).
10027 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
10028 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
10029 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
10030 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
10031 __HAVE_FPU__ if TARGET_HARD_FLOAT.
10032 (TARGET_DEFAULT): Delete.
10033 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
10034 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
10035 (CPP_CPU_SPEC): Delete.
10036 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
10037 the appropriate string.
10038 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
10039 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
10040 (ASM_SPEC): Don't use %(asm_default_spec).
10041 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
10042 TARGET_DEFAULT and add MASK_68881.
10043 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
10045 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10047 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
10048 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
10049 MASK_68010 alongside MASK_68020.
10050 * doc/invoke.texi: Document -m68010.
10051 * config/m68k/m68k.opt (m68010): New.
10052 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
10054 (TUNE_68010): New macro.
10055 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
10056 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
10057 (M68K_CPU_m68332): Add MASK_68010.
10058 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
10059 fallback definition.
10060 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
10062 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
10063 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
10064 to all entries that use MASK_68020.
10065 (output_move_simode_const, output_move_himode, output_move_qimode)
10066 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
10067 instead of TARGET_68020 to select clr behavior. Remove comment
10068 about there being no TARGET_68010.
10069 * config/m68k/m68k.md: Likewise throughout.
10071 2007-01-12 Julian Brown <julian@codesourcery.com>
10073 * config/m68k/m68k.h (TARGET_ISAB): New macro.
10074 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
10075 * config/m68k/m68k.md: Likewise.
10077 2007-01-12 Julian Brown <julian@codesourcery.com>
10079 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
10080 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
10082 2007-01-12 Julian Brown <julian@codesourcery.com>
10084 * config/m68k/m68k.h (TUNE_68040_60): New macro.
10085 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
10086 * config/m68k/m68k.md: Likewise.
10088 2007-01-12 Julian Brown <julian@codesourcery.com>
10089 Richard Sandiford <richard@codesourcery.com>
10091 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
10092 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
10093 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
10095 (TARGET_CPU32): Rename to...
10096 (TUNE_CPU32): ...this.
10097 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
10098 (TUNE_CFV2): New macros.
10099 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
10100 remove conditions that are implied by TARGET_68020.
10101 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
10102 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
10103 (m68k_output_function_epilogue): Likewise.
10104 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
10105 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
10106 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
10107 non-68000 timings. Refactor multiplication and division costs.
10108 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
10109 TUNE_CPU32 instead of TARGET_CPU32.
10110 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
10111 and TUNE_68060 instead of TARGET_68060.
10112 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
10113 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
10115 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
10116 && !TARGET_COLDFIRE" to choose between moveq and clr.
10117 Likewise in the unnamed movsf pattern.
10118 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
10119 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
10122 2007-01-12 Richard Sandiford <richard@codesourcery.com>
10124 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
10125 of tabbing before backslashes.
10127 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10129 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
10130 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
10131 (ASM_OUTPUT_INTERNAL_LABEL): Define.
10133 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10135 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
10136 find_interesting_uses_cond.
10137 (find_interesting_uses_cond): Use extract_cond_operands.
10138 (rewrite_use_compare): Use extract_cond_operands and
10139 force_gimple_operand_bsi. Do not call update_stmt.
10140 (determine_use_iv_cost_condition): Use extract_cond_operands.
10141 Return cheaper of using original bound and changing the exit bound.
10143 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
10145 PR tree-optimization/29516
10146 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
10147 most_expensive_mult_to_index, addr_to_parts,
10148 create_mem_ref, maybe_fold_tmr): Make the type of
10149 fields of TARGET_MEM_REF sizetype.
10150 (move_fixed_address_to_symbol, move_pointer_to_base):
10152 * tree.def (TARGET_MEM_REF): Add comment on types of
10155 2007-01-11 Joseph Myers <joseph@codesourcery.com>
10157 * c-common.c (vector_types_convertible_p): Treat opaque types as
10158 always convertible if they have the same size, but not otherwise.
10160 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
10162 * ifcvt.c (struct noce_if_info): Add comments to the fields.
10163 Remove the b_unconditional field.
10164 (noce_try_sign_mask): Do not look at b_unconditional.
10165 (noce_process_if_block): Do not use merge_if_blocks. Update
10166 the CFG here. Do not set b_unconditional.
10167 (cond_move_process_if_block): Likewise.
10168 (find_cond_trap): Likewise.
10169 (check_cond_move_block): Require simple jump insns at the end
10170 of the basic block.
10172 2007-01-11 Jan Hubicka <jh@suse.cz>
10174 PR tree-optimization/1046
10175 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
10176 when alias info is not ready.
10177 (pass_tail_recursion): Do not require aliasing.
10178 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
10179 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
10180 * tree-ssa-copy.c (pass_copy_prop): Likewise.
10181 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
10182 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
10183 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
10184 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
10186 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
10187 When aliasing is not build, mark statement as volatile.
10189 2007-01-11 Tom Tromey <tromey@redhat.com>
10191 PR preprocessor/15185, PR preprocessor/20989:
10192 * doc/cppopts.texi <-MT>: Update description of algorithm for
10193 computing default target.
10194 <-M, -MD>: Reword "basename" text.
10196 2007-01-11 Roger Sayle <roger@eyesopen.com>
10198 * builtins.c (expand_builtin_pow, expand_builtin_powi,
10199 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
10200 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
10201 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
10202 fold_builtin_bswap, real_constp, fold_builtin_pow,
10203 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
10204 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
10205 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
10206 * convert.c (convert_to_pointer): Likewise.
10207 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
10208 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
10209 const_binop, fold_convert_const_int_from_int,
10210 fold_convert_const_int_from_real,
10211 fold_convert_const_real_from_real, sign_bit_p,
10212 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
10213 fold_sign_changed_comparison, fold_unary, fold_comparison,
10214 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
10215 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
10216 * print-tree.c (print_node_brief, print_node): Likewise.
10217 * stor-layout.c (place_field, layout_type): Likewise.
10218 * tree-chrec.c (keep_cast): Likewise.
10219 * tree.c (build_vector, build_real, build_real_from_int_cst,
10220 build_complex): Likewise.
10222 2007-01-11 Roger Sayle <roger@eyesopen.com>
10224 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
10225 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
10227 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
10229 * configure.ac (strict1_warn): Rename to strict_warn.
10230 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
10231 cc_set_by_configure, quoted_cc_set_by_configure,
10232 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
10233 all_boot_languages, all_stagestuff): Remove.
10234 (target_list): Remove bootstrap targets.
10235 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
10236 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
10237 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
10238 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
10239 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
10240 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
10241 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
10242 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
10243 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
10244 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
10245 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
10246 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
10247 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
10248 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
10249 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
10250 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
10251 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
10252 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
10253 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
10254 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
10255 (mostlyclean): Adjust.
10256 (clean, distclean): Don't mention bootstrap stuff.
10257 * configure: Regenerate.
10258 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
10259 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
10260 treelang/config-lang.in (stagestuff): Remove.
10261 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
10262 stageprofile, stagefeedback, stagestuff): Remove mention.
10264 2007-01-11 Nick Clifton <nickc@redhat.com>
10266 * config/mcore/predicates.md (mcore_general_movesrc_operand):
10268 (mcore_general_movdst_operand): Do not accept CONST_INTs.
10269 (mcore_arith_K_S_operand): Run the test for the S constraint not
10270 the test for the M constraint.
10271 (mcore_addsub_operand): Do not accept integer values that are
10272 larger than 32 bits.
10273 * config/mcore/mcore.md: Remove unused constraints from split.
10274 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
10275 (addsi3): Likewise.
10276 (allocate_stack): Likewise.
10277 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
10278 operands to 32 bits.
10279 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
10281 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
10282 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
10283 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
10284 mcore_output_bclri, mcore_output_andn, output_inline_const,
10285 mcore_output_move, mcore_output_movedouble): Likewise.
10286 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
10287 (output_inline_const): Likewise.
10288 (output_inline_const): Fix format strings used in sprintf
10290 * config/mcore/mcore-protos.h: Update prototypes for changed
10291 functions in mcore.c.
10292 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
10293 HOST_WIDE_INT and not int.
10294 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
10295 CONST_OK_FOR_N): Likewise.
10296 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
10297 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
10300 2007-01-10 Jan Hubicka <jh@suse.cz>
10302 * tree-vrp.c (remove_range_assertions): Release defs.
10303 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
10304 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
10306 2007-01-10 Paul Brook <paul@codesourcery.com>
10308 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
10309 * config/arm/arm.md (mulsi3subsi): New insn.
10311 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
10313 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
10314 (tree_transform_and_unroll_loop): New.
10315 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
10318 2007-01-10 Robert Kennedy <jimbob@google.com>
10320 * fold-const.c (fold_comparison): Fold comparisons like (x *
10321 1000 < 0) to (x < 0).
10323 2007-01-10 Ian Lance Taylor <iant@google.com>
10325 * tree-pretty-print.c (dump_generic_node): Print parentheses when
10326 operands have the same priority.
10328 2007-01-10 Tom Tromey <tromey@redhat.com>
10330 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
10331 (fold_binary): Likewise.
10332 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
10333 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
10334 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
10335 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
10336 * langhooks.h (struct lang_hooks): Removed field
10337 'can_use_bit_fields_p'.
10339 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
10341 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
10343 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
10345 * function.c (get_last_funcdef_no): New function.
10346 * function.h (get_last_funcdef_no): Declare.
10347 * tree-inline.c (initialize_cfun): Add initialization.
10348 (tree_function_versioning): Cleanup.
10350 2007-01-10 Jan Hubicka <jh@suse.cz>
10352 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
10355 2007-01-10 Sa Liu <saliu@de.ibm.com>
10356 Ben Elliston <bje@au.ibm.com>
10358 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
10359 for SAVE_NONLOCAL and Pmode for any other save level.
10360 * spu-protos.h (spu_restore_stack_block): Declare.
10361 * spu.md (save_stack_block): Remove.
10362 (restore_stack_block): Call spu_restore_stack_block.
10363 * spu.c (spu_restore_stack_block): New function.
10364 (spu_expand_epilogue): Remove old comment.
10366 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
10368 PR tree-optimization/30322
10369 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
10370 (cand_value_at): Return the value as aff_tree.
10371 (may_eliminate_iv): Convert the bound from aff_tree to tree.
10372 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
10373 aff_combination_mult): New functions.
10374 (aff_combination_add): Use aff_combination_add_cst.
10375 (aff_combination_convert): Allow conversions to a wider type.
10376 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
10377 * tree-affine.h (aff_combination_mult): Declare.
10379 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
10381 * doc/tm.texi: Update documentation to reflect reality of exec
10382 and start file search behaviours. Update copyright year.
10383 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
10384 header file directories.
10386 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
10388 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
10389 (*cosxf2): Rename to cosxf2_i387.
10390 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
10391 using X87MODEF12 mode macro. Rename patterns to
10392 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
10394 (*cosdf2, *cossf2): Ditto.
10395 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
10396 to match extended input operands.
10397 (sincos<mode>3): New expander.
10398 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
10399 insn patterns and corresponding splitters.
10401 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
10403 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
10404 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
10406 2007-01-09 Nicolas Pitre <nico@cam.org>
10409 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
10411 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10413 * target.h (struct gcc_target): New field library_rtti_comdat.
10414 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
10415 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
10416 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
10417 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
10419 2007-01-08 Geoffrey Keating <geoffk@apple.com>
10421 * doc/invoke.texi (Optimize Options): Correct description of -O0.
10423 2007-01-08 Richard Guenther <rguenther@suse.de>
10425 * tree.h (force_fit_type_double): Export.
10426 (force_fit_type): Remove.
10427 * fold-const.c (force_fit_type_double): New function.
10428 (force_fit_type): Remove.
10429 (int_const_binop): Use it.
10430 (fold_convert_const_int_from_int): Likewise.
10431 (fold_convert_const_int_from_real): Likewise.
10432 (fold_div_compare): Likewise.
10433 (fold_sign_changed_comparison): Likewise.
10434 (fold_unary): Likewise.
10435 (fold_negate_const): Likewise.
10436 (fold_abs_const): Likewise.
10437 (fold_not_const): Likewise.
10438 * c-common.c (shorten_compare): Use force_fit_type_double.
10439 * convert.c (convert_to_pointer): Likewise.
10441 2007-01-08 Richard Guenther <rguenther@suse.de>
10443 * tree.h (build_int_cst_wide_type): Export.
10444 * tree.c (build_int_cst_wide_type): New function.
10445 (build_int_cst_wide): Fix comment.
10446 * builtins.c (fold_builtin_object_size): Use build_int_cst
10447 to build -1 or 0 of the correct type. Use fit_double_type
10448 to check for overflow.
10449 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
10451 (decode_field_reference): Likewise.
10452 (all_ones_mask_p): Likewise.
10453 (native_interpret_int): Use build_int_cst_wide_type.
10454 (fold_binary): Use build_int_cst_type to build an all-ones
10456 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
10458 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
10460 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
10462 2007-01-09 Ben Elliston <bje@au.ibm.com>
10464 * genautomata.c (STATS_OPTION): New option.
10465 (stats_flag): New flag.
10466 (gen_automata_option): Handle it.
10467 (initiate_automaton_gen): Ditto.
10468 (write_automata): Output statistics only if stats_flag is
10469 set. Likewise, output time statistics only if time_flag is set.
10470 * doc/md.texi (Processor pipeline description): Document new flag.
10472 2007-01-08 Richard Guenther <rguenther@suse.de>
10474 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
10475 * tree.c (build_int_cst_type): Likewise.
10476 (size_in_bytes): Don't call force_fit_type on the result.
10477 (int_fits_type_p): Use fit_double_type.
10478 * fold-const.c (fit_double_type): New function.
10479 (force_fit_type): Use it.
10480 * tree.h (fit_double_type): Export.
10482 2007-01-08 Jan Hubicka <jh@suse.cz>
10484 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
10485 * ipa.c (function_and_variable_visibility): Fix return type.
10487 2007-01-08 Richard Guenther <rguenther@suse.de>
10489 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
10490 of offset to build the index.
10491 * tree-pretty-print.c (dump_generic_node): Don't build negated
10492 const just for printing.
10493 * c-pretty-print.c (pp_c_integer_constant): Likewise.
10494 * builtins.c (fold_builtin_int_roundingfn): Check if result
10495 fits the type by using force_fit_type and comparing the result.
10496 * predict.c (predict_loops): Use compare_tree_int for comparison.
10497 * tree.c (build_int_cst): Fall back to integer_type_node for
10499 (build_int_cst_wide): Assert type is non-null.
10501 2007-01-08 Roberto Costa <roberto.costa@st.com>
10503 * tree-vrp.c (extract_range_from_cond_expr): New.
10504 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
10505 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
10507 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
10508 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
10509 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
10510 used as expressions.
10511 * tree-object-size.c (cond_expr_object_size): New.
10512 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
10514 2007-01-08 Jan Hubicka <jh@suse.cz>
10516 * tree-ssa-forwprop.c (forward_propagate_into_cond,
10517 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
10520 2007-01-08 Richard Guenther <rguenther@suse.de>
10522 PR tree-optimization/23603
10523 * tree-vrp.c (set_value_range_to_truthvalue): New function.
10524 (extract_range_from_binary): Fall back to truthvalue instead of
10525 varying for TRUTH_*_EXPR.
10526 (extract_range_from_comparison): Fall back to truthvalue instead of
10528 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
10529 if all visited PHI values were constant.
10531 2007-01-08 Jan Hubicka <jh@suse.cz>
10533 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
10534 (cgraph_analyze_function): break out from ...
10535 (cgraph_finalize_compilation_unit): ... here.
10536 (cgraph_expand_function): Remove forgoten commented out line.
10537 (cgraph_optimize): Analyze functions.
10539 2007-01-08 Jan Hubicka <jh@suse.cz>
10541 * tree-pas.h (TODO_remove_function): New flag.
10542 (TODO_update*): Renumber.
10543 (pass_ipa_increase_alignment,
10544 pass_ipa_function_and_variable_visibility): New passes.
10545 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
10546 (cgraph_function_and_variable_visibility): Move to ipa.c
10547 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
10548 cgraph_increase_alignment.
10549 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
10550 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
10551 calling tree-inline.
10552 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
10553 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
10554 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
10555 (gate_increase_alignment): New function.
10556 (pass_ipa_increase_alignment): New pass.
10557 * ipa.c: Inline tree-pass.h and timevar.h
10558 (function_and_variable_visibility): Move here from cgraphunit.c
10559 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
10560 * passes.c (init_optimization_passes): Add the two new passes.
10561 (execute_todo): Handle cgraph_remove_functions.
10563 2007-01-08 Nick Clifton <nickc@redhat.com>
10565 * config/frv/predicates.md (reg_or_0_operand): Accept
10568 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
10570 * config/bfin/rtems.h, config/bfin/t-rtems: New.
10571 * config.gcc: Add bfin*-rtems*.
10573 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10575 * c.opt: Add -flax-vector-conversions.
10576 * c-typeck.c (convert_for_assignment): Pass flag to
10577 vector_types_convertible_p to allow emission of note.
10578 (digest_init): Likewise.
10579 * c-opts.c: Handle -flax-vector-conversions.
10580 * c-common.c (flag_lax_vector_conversions): New.
10581 (vector_types_convertible_p): Unless -flax-vector conversions
10582 has been passed, disallow conversions between vectors with
10583 differing numbers of subparts and/or element types. If such
10584 a conversion is disallowed, possibly emit a note on the first
10585 occasion only to inform the user of -flax-vector-conversions.
10586 The new last argument specifies this.
10587 * c-common.h (flag_lax_vector_conversions): New.
10588 (vector_types_convertible_p): Add extra argument.
10589 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
10590 char_type_node for V*QI type vectors.
10591 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
10592 Update to satisfy new typechecking rules.
10593 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
10594 C and C++ variants.
10595 * doc/invoke.texi (C Dialect Options): Document
10596 -flax-vector-conversions.
10598 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
10600 PR tree-optimization/29877
10601 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
10602 a register variable on the RHS to not be replaceable.
10604 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
10605 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
10606 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
10607 const_simm15, const_pow2, const_npow2): Added.
10608 * config/score/misc.md (insv, extv, extzv, movmemsi,
10609 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
10610 * config/score/score.c (score_address_cost, score_select_cc_mode):
10612 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
10613 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
10614 Update score_print_operand.
10615 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
10616 Adjust register allocate order and update some macro define.
10617 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
10618 mdx_block_move_straight, mdx_block_move_loop_head,
10619 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
10620 mdx_block_move): Added.
10621 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
10622 mdp_limm): Updated and fix some bug and typo.
10623 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
10624 (movsf, movdf, doloop_end): Added.
10626 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
10628 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
10629 config/arm/thumb2.md: Fix comment typos.
10630 * doc/extend.texi: Fix a typo.
10632 2007-01-07 Eric Christopher <echristo@apple.com>
10634 * configure.ac: Check for __stack_chk_fail for darwin.
10635 * configure: Regenerate.
10637 2007-01-07 Richard Guenther <rguenther@suse.de>
10639 * tree-vrp.c (extract_range_from_assert): CSE calls to
10640 compare_values where possible.
10641 (extract_range_from_unary_expr): Likewise.
10643 2007-01-07 Anatoly Sokolov <aesok@post.ru>
10645 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
10646 * config/avr/avr.c (call_insn_operand): Delete function.
10647 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
10648 instead of register number. Use predicates.
10649 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
10650 call_insn_operand): Add.
10652 2007-01-06 Jan Hubicka <jh@suse.cz>
10654 * tree-pass.h (pass_build_cgraph_edges): Declare.
10655 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
10656 (visited_nodes): Remove.
10657 (cgraph_create_edges): Move to cgraphbuild.c; rename to
10658 build_cgrpah_edges; make visited_nodes local.
10659 (cgraph_process_new_functions): DO not call initialize_inline_failed.
10660 (record_references_in_initializer): Move to cgraphbuild.c
10661 (initialize_inline_failed, rebuild_cgraph_edges,
10662 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
10663 (verify_cgraph_node): Make visited_nodes local.
10664 (cgraph_analyze_function): Do not call cgraph_create_edges and
10665 initialize_inline_failed.
10666 (cgraph_expand_function): Do not call cgraph_lower_function;
10667 assert that function is already lowered.
10668 * Makefile.in (cgraphbuild.o): New.
10669 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
10670 at the end of lowering passes.
10672 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
10674 * ifcvt.c (cond_move_convert_if_block): New function, code
10675 factored out from...
10676 (cond_move_process_if_block): ...here. Call the new function
10677 on the THEN and ELSE blocks.
10678 (merge_if_block): Do not copy global_live_at_end, merge_blocks
10679 already takes care of this.
10681 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10684 * tree.h (TREE_OVERFLOW_P): New.
10685 * c-typeck.c (parser_build_unary_op): Warn only if result
10686 overflowed and operands did not.
10687 (parser_build_binary_op): Likewise.
10688 (convert_for_assignment): Remove redundant overflow_warning.
10689 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
10691 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10693 * c-typeck.c (store_init_value): Split over two lines to follow
10694 the GNU coding style.
10696 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
10698 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
10699 __GXX_EXPERIMENTAL_CXX0X__.
10700 * doc/cpp.texi: Same.
10702 2007-01-05 Richard Guenther <rguenther@suse.de>
10704 PR middle-end/27826
10705 * tree.c (get_narrower): Do not construct COMPONENT_REFs
10706 with mismatched types. Instead explicitly build a
10707 conversion NOP_EXPR.
10709 2007-01-05 Ian Lance Taylor <iant@google.com>
10711 * c-common.c (decl_with_nonnull_addr_p): New function.
10712 (c_common_truthvalue_conversion): Call it.
10713 * c-typeck.c (build_binary_op): Likewise.
10714 * c-common.h (decl_with_nonnull_addr_p): Declare.
10716 2007-01-05 Jakub Jelinek <jakub@redhat.com>
10719 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
10722 2007-01-05 Joel Brobecker <brobecker@adacore.com>
10724 * doc/install.texi (Final install): Document the fact that
10725 the GNAT runtime should not be stripped.
10727 2007-01-04 Jan Hubicka <jh@suse.cz>
10729 * tree-inline.c (fold_marked_statements): Update operand caches
10730 and EH after folding
10732 2007-01-04 Ian Lance Taylor <iant@google.com>
10734 * c-common.c (check_function_nonnull): Whitespace fix.
10736 2007-01-04 Jan Hubicka <jh@suse.cz>
10738 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
10739 comitted older version of patch.
10740 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
10741 function, celanup cfg and collect garbage.
10743 2007-01-04 Mike Stump <mrs@apple.com>
10745 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
10748 2007-01-04 Eric Christopher <echristo@apple.com>
10750 * libgcc2.c (__bswapsi2): Use SItype.
10751 (__bswapdi2): Use DItype.
10752 * libgcc2.h: Update for above.
10754 2007-01-04 Paul Brook <paul@codesourcery.com>
10756 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
10757 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
10758 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
10759 umulsidi3, umulsidi3adddi, smulsi3_highpart,
10760 umulsi3_highpart): Make conditional on !arm_arch6.
10761 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
10762 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
10763 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
10764 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
10765 umulsi3_highpart_v6): New insns.
10767 2007-01-04 Roger Sayle <roger@eyesopen.com>
10769 * fold-const.c (fold_convert): When casting an expression to void,
10770 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
10771 have a type. Instead of attempting to build a NOP_EXPR, return
10772 these "special" trees directly.
10774 2007-01-04 Joseph Myers <joseph@codesourcery.com>
10776 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
10777 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
10778 rs6000_cost->fp not 0 as adjustment for outer NEG.
10780 2007-01-04 Jan Hubicka <jh@suse.cz>
10782 * cgraph.c (cgraph_release_function_body): New function.
10783 (cgraph_remove_node): Use it.
10784 * cgraph.h (cgraph_release_function_body): Declare.
10785 * cgraphunit.c (cgraph_expand_function): Use it.
10786 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
10787 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
10788 is initialized and while compilation of other function is running.
10789 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
10790 statement CFG annotations from here to ...
10791 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
10793 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
10795 * cfgloop.h (enum li_flags): Make the constants powers of two.
10797 2007-01-04 Jan Hubicka <jh@suse.cz>
10799 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
10801 (fold_marked_statements): New function.
10802 (optimize_inline_calls, tree_function_versioning): Fold new statements.
10803 * tree-inline.h (copy_body_data): Add statements_to_fold.
10805 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
10807 * config.gcc: Mention libgcc/config.host.
10808 * Makefile.in: Update comments mentioning libgcc.
10809 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
10810 (all.cross, start.encap, rest.encap, rest.cross): Update
10811 dependencies for libgcc move.
10812 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
10813 (clean-target, clean-target-libgcc): Delete.
10814 (srcdirify, GCC_EXTRA_PARTS): New macros.
10815 (libgcc-support, libgcc.mvars): New rules.
10816 (distclean): Remove mention of mklibgcc.
10817 (install): Don't reference INSTALL_LIBGCC.
10818 (install-common): Don't reference EXTRA_PARTS.
10819 (install-libgcc, install-multilib): Delete rules.
10820 * mklibgcc.in: Delete file.
10821 * doc/configfiles.texi: Don't mention mklibgcc.
10823 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
10824 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
10825 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
10826 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
10827 (mklibgcc, ldblspecs): Likewise.
10829 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
10830 (posixpre.def): Use $(T).
10831 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
10832 (SHLIB_SRC, SHLIB_INSTALL): Delete.
10833 (SHLIB_LINK): Make dummy.
10834 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
10836 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
10838 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
10839 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
10840 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
10841 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
10843 * configure.ac (all_outputs): Remove mklibgcc.
10844 * configure: Regenerated.
10846 2007-01-03 Josh Conner <jconner@apple.com>
10848 PR middle-end/29683
10849 * calls.c (compute_argument_addresses): Set stack and stack_slot
10850 for partial args, too.
10851 (store_one_arg): Use locate.size.constant for the size when
10852 generating a save_area.
10854 2007-01-03 Robert Kennedy <jimbob@google.com>
10856 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
10857 whose definitions are deleted due to basic block merging.
10859 2007-01-03 Paul Brook <paul@codesourcery.com>
10862 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
10864 (use_return_insn): Return 0 for Thumb interrupt functions.
10865 (print_multi_reg): Add rfe argument for IRQ returns.
10866 (arm_output_epilogue): Pop interrupt return address directly into PC.
10867 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
10869 2007-01-03 Paul Brook <paul@codesourcery.com>
10871 Merge from sourcerygxx-4_1.
10872 * config/arm/thumb2.md: New file.
10873 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
10875 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
10876 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10877 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
10878 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
10880 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
10881 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
10883 * config/arm/ieee754-sf.S: Ditto.
10884 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
10885 (thumb1_base_register_rtx_p): ... to this.
10886 (thumb_index_register_rtx_p): Rename...
10887 (thumb1_index_register_rtx_p): ... to this.
10888 (thumb_output_function_prologue): Rename...
10889 (thumb1_output_function_prologue): ... to this.
10890 (thumb_legitimate_address_p): Rename...
10891 (thumb1_legitimate_address_p): ... to this.
10892 (thumb_rtx_costs): Rename...
10893 (thumb1_rtx_costs): ... to this.
10894 (thumb_compute_save_reg_mask): Rename...
10895 (thumb1_compute_save_reg_mask): ... to this.
10896 (thumb_final_prescan_insn): Rename...
10897 (thumb1_final_prescan_insn): ... to this.
10898 (thumb_expand_epilogue): Rename...
10899 (thumb1_expand_epilogue): ... to this.
10900 (arm_unwind_emit_stm): Rename...
10901 (arm_unwind_emit_sequence): ... to this.
10902 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
10903 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
10904 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
10905 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
10906 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
10907 thumb2_output_casesi): New functions.
10908 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
10909 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
10910 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
10911 THUMB2_WORK_REGS): Define.
10912 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
10913 arm_condexec_mask, arm_condexec_masklen)): New variables.
10914 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
10915 (arm_override_options): Check new CPU capabilities.
10916 Set new architecture flag variables.
10917 (arm_isr_value): Handle v7m interrupt functions.
10918 (user_return_insn): Return 0 for v7m interrupt functions. Handle
10920 (const_ok_for_arm): Handle Thumb-2 constants.
10921 (arm_gen_constant): Ditto. Use movw when available.
10922 (arm_function_ok_for_sibcall): Return false for v7m interrupt
10924 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
10925 (thumb_find_work_register, arm_load_pic_register,
10926 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
10927 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
10928 print_multi_reg, output_mov_long_double_fpa_from_arm,
10929 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
10930 output_mov_double_fpa_from_arm, output_move_double,
10931 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
10932 output_return_instruction, arm_output_function_prologue,
10933 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
10934 arm_output_mi_thunk, thumb_set_return_address): Ditto.
10935 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
10936 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
10937 (arithmetic_instr, shift_op): Use arm_shift_nmem.
10938 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
10940 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
10941 (thumb_expand_prologue): Use thumb_set_frame_pointer.
10942 (arm_file_start): Output directive for unified syntax.
10943 (arm_unwind_emit_set): Handle stack alignment instruction.
10944 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
10945 Add v6t2, v7, v7a, v7r and v7m.
10946 (RETLDM): Add Thumb-2 code.
10947 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
10948 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
10949 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
10950 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
10951 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
10952 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
10953 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
10954 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
10955 ADJUST_INSN_LENGTH): Define.
10956 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
10957 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
10958 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
10959 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
10960 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
10961 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
10962 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
10963 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
10964 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
10965 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
10966 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
10967 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
10968 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
10969 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
10970 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
10971 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
10972 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
10974 * config/arm/arm-tune.md: Regenerate.
10975 * config/arm/arm-protos.h: Update prototypes.
10976 * config/arm/vfp.md: Enable patterns for Thumb-2.
10977 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
10978 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
10979 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
10980 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
10981 * config/arm/libunwind.S: Add Thumb-2 code.
10982 * config/arm/constraints.md: Update include Thumb-2.
10983 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
10984 * config/arm/ieee754-df.S: Ditto.
10985 * config/arm/bpabi.S: Ditto.
10986 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
10987 * config/arm/predicates.md (low_register_operand,
10988 low_reg_or_int_operand, thumb_16bit_operator): New.
10989 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
10990 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
10991 * config/arm/t-arm-elf: Add armv7 multilib.
10992 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
10994 (UNSPEC_STACK_ALIGN, ce_count): New.
10995 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
10996 arm_zero_extendsidi2, arm_zero_extendqidi2): New
10998 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
10999 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
11000 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
11001 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
11002 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
11003 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
11005 * doc/extend.texi: Document ARMv7-M interrupt functions.
11006 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
11008 2007-01-03 Jakub Jelinek <jakub@redhat.com>
11010 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
11011 (struct _Unwind_Context): Rename args_size to flags, remove
11012 signal_frame field, add a new args_size field and version field.
11013 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
11014 _Unwind_IsExtendedContext): New inline functions.
11015 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
11016 Assume by_value array is only present if _Unwind_IsExtendedContext.
11017 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
11018 _Unwind_IsSignalFrame.
11019 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
11020 (uw_update_context_1): Use _Unwind_SetSignalFrame.
11021 (uw_init_context_1): Initialize context->flags to
11022 EXTENDED_CONTEXT_BIT.
11023 * config/rs6000/linux-unwind.h (frob_update_context): Use
11024 _Unwind_SetSignalFrame.
11026 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
11028 PR middle-end/30353
11029 * gimplify.c (gimplify_modify_expr_complex_part): Move below
11030 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
11033 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
11035 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
11036 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
11037 RET, AT_SP): Remove.
11038 * config/i386/i386.md (*sse_prologue_save_insn): Use return
11041 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11042 * cfgbuild.c (find_basic_blocks): Likewise.
11043 * cfgrtl.c (rtl_create_basic_block): Likewise.
11044 * function.c (temp_slots_at_level): Likewise.
11045 * reg-stack.c (stack_regs_mentioned): Likewise.
11046 * regclass.c (allocate_reg_info): Likewise.
11047 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11048 set_bb_for_stmt, move_block_to_fn): Likewise.
11049 * tree-complex.c (tree_lower_complex): Likewise.
11050 * vec.h (VEC_safe_grow_cleared): New.
11052 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
11054 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
11056 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
11057 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
11059 * cfgloopmanip.c (scale_loop_frequencies): Export.
11060 (loopify): Scale the frequencies by prescribed coefficients.
11061 (set_zero_probability): New function.
11062 (duplicate_loop_to_header_edge): Improve updating of frequencies.
11063 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
11064 and frequencies according to arguments.
11065 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
11067 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
11068 * modulo-sched.c (sms_schedule): Set probabilities for entering
11069 versioned loop correctly.
11070 * tree-vect-transform.c (vect_transform_loop): Ditto.
11071 * cfgloop.h (loopify, loop_version): Declaration changed.
11072 (scale_loop_frequencies): Declared.
11074 2007-01-02 Jan Hubicka <jh@suse.cz>
11076 * cgraph.c: Include tree-flow.h
11077 (cgraph_add_new-function): Handle IPA_SSA mode; execute
11078 early_local_passes.
11079 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
11080 * tree-pass.h (pass_all_early_optimizations): Declare.
11081 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
11082 early_local_passes.
11083 (cgraph_analyze_function): Do early_local_passes.
11084 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
11085 Do not add referenced vars.
11086 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
11088 (gate_all_early_local_passes): New gate.
11089 (pass_early_local_passes): Use new gate.
11090 (execute_early_local_optimizations): New functions.
11091 (gate_all_early_optimizations): New gate.
11092 (pass_all_early_optimizations): New pass.
11093 (execute_free_datastructures): Free SSA only when initialized.
11094 (gate_init_datastructures): Init only when optimizing.
11095 (tree_lowering_passes): Do early local passes when called late.
11096 * tree-profile.c (do_tree_profiling): Don't profile functions added
11098 (do_early_tree_profiling, pass_early_tree_profile): Kill.
11099 * tree-cfg.c (update_modified_stmts): Do not update when operands are
11101 * passes.c (init_optimizations_passes): Reorder so we go into SSA
11102 during early_local_passes.
11103 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
11106 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
11108 * Makefile.in: Update copyright year.
11110 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
11112 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
11113 in $(lang_checks) and check-consistency targets.
11115 2007-01-02 Jan Hubicka <jh@suse.cz>
11117 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
11118 Do not add referenced vars.
11119 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
11121 * passes.c (init_optimization_passes): Put mudflap_2 after
11122 free_datastructures.
11124 2007-01-02 Jan Hubicka <jh@suse.cz>
11126 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
11127 Set NOTHROW flag on call statements proved to be nothrow.
11128 Update statement of local calls so new pure/const functions are
11129 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
11131 (tree_rest_of_compilation): Register hooks and initialize bitmap
11132 early. Do not set after_inlining flag.
11134 2007-01-02 Steve Ellcey <sje@cup.hp.com>
11136 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
11137 HOST_BITS_PER_LONGLONG
11139 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11142 * c-typeck.c (store_init_value): Don't emit pedantic overflow
11143 warning for non-static initializers.
11145 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
11147 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
11148 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
11149 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
11150 Always use set_unique_reg_note to add REG_EQUAL notes.
11152 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11155 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11157 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11158 * cfgbuild.c (find_basic_blocks): Likewise.
11159 * cfgrtl.c (rtl_create_basic_block): Likewise.
11160 * function.c (temp_slots_at_level): Likewise.
11161 * reg-stack.c (stack_regs_mentioned): Likewise.
11162 * regclass.c (allocate_reg_info): Likewise.
11163 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11164 set_bb_for_stmt, move_block_to_fn): Likewise.
11165 * tree-complex.c (tree_lower_complex): Likewise.
11166 * vec.h (VEC_safe_grow_cleared): New.
11168 2007-01-02 Ian Lance Taylor <iant@google.com>
11170 * c-common.c (c_common_truthvalue_conversion): When warning about
11171 using an assignment as a truth value, set TREE_NO_WARNING.
11173 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11176 * c.opt (Wold-style-declaration): New.
11177 * doc/invoke.texi (C-only Warning Options): New.
11178 (Wold-style-declaration): Document it.
11179 (Wextra): Enabled by -Wextra.
11180 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11181 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
11182 -Wold-style-declaration.
11184 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
11186 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
11187 * cfgbuild.c (find_basic_blocks): Likewise.
11188 * cfgrtl.c (rtl_create_basic_block): Likewise.
11189 * function.c (temp_slots_at_level): Likewise.
11190 * reg-stack.c (stack_regs_mentioned): Likewise.
11191 * regclass.c (allocate_reg_info): Likewise.
11192 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
11193 set_bb_for_stmt, move_block_to_fn): Likewise.
11194 * tree-complex.c (tree_lower_complex): Likewise.
11195 * vec.h (VEC_safe_grow_cleared): New.
11197 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
11199 * c-common.c (c_common_nodes_and_builtins): Since variants of
11200 void_type_node get built before it is given a name, we need to
11201 give those variants the name, too.
11202 (complete_array_type): We need to work with the canonical main
11203 type of the array, from which we will build the qualified version.
11204 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
11205 * print-tree.c (print_node): Display canonical type information
11207 * stor-layout.c (layout_type): When we don't know the
11208 alignment of a type for which we're building an array, we end up
11209 guessing wrong, so make the type require structural equality.
11210 * tree.c (make_node_stat): When we build a new type, it is its
11211 own canonical type.
11212 (build_type_attribute_qual_variant): When building an attribute
11213 variant, its canonical type is the non-attribute variant. However,
11214 if the attributes are target-dependent and they differ, we need to
11215 use structural equality checks for this type.
11216 (build_qualified_type): A qualified type is not equivalent to its
11217 unqualified variant; set the canonical type appropriately.
11218 (build_distinct_type_copy): When building a distinct type from
11219 another type, the new type is its own canonical type.
11220 (build_variant_type_copy): When building a new type variant, we
11221 assume that it is equivalent to the original type.
11222 (build_pointer_type_for_mode): When building a pointer type, also
11223 build a canonical type pointer.
11224 (build_reference_type_for_mode): When building a reference type,
11225 also build a canonical type reference.
11226 (build_index_type): When we can't hash an index type (e.g.,
11227 because its maximum value is negative), the index type requires
11228 structural equality tests.
11229 (build_array_type): Build the canonical form of an array type.
11230 (build_function_type): Function types require structural equality,
11231 because they contain default arguments, attributes, etc.
11232 (build_method_type_directly): Ditto for method types.
11233 (build_offset_type): Build the canonical offset type.
11234 (build_complex_type): Build the canonical vector type.
11235 (make_vector_type): Build the canonical vector type.
11236 * tree.h (TYPE_CANONICAL): New.
11237 (TYPE_STRUCTURAL_EQUALITY_P): New.
11238 (SET_TYPE_STRUCTURAL_EQUALITY): New.
11239 (struct tree_type): Added "canonical" field.
11240 * params.h (VERIFY_CANONICAL_TYPES): New.
11241 * doc/c-tree.texi (TYPE_CANONICAL): Document.
11242 (TYPE_STRUCTURAL_EQUALITY_P): Document.
11243 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
11244 * doc/invoke.texi (verify-canonical-types): Document --param
11245 parameter for verifying canonical types.
11247 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11249 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
11250 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
11251 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
11252 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
11254 * config/rs6000/e500.h: New.
11255 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
11256 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
11258 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
11259 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
11260 TARGET_E500_DOUBLE): Remove.
11261 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
11262 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
11263 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
11264 * config/rs6000/rs6000.c (rs6000_override_options): Use
11265 CHECK_E500_OPTIONS.
11267 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11269 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
11270 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
11271 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
11272 rs6000_emit_cmove): Don't check TARGET_E500.
11273 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
11274 sordered): Don't check TARGET_E500.
11276 2007-01-01 Eric Christopher <echristo@apple.com>
11278 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
11279 HARD_REGISTER_NUM_P.
11281 2007-01-01 Roger Sayle <roger@eyesopen.com>
11283 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
11284 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
11285 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
11288 2007-01-01 Mike Stump <mrs@apple.com>
11290 * configure.ac: Remove support for building with Apple's gcc-3.1.
11292 2007-01-02 Joseph Myers <joseph@codesourcery.com>
11294 PR middle-end/30311
11295 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
11296 REG is a hard register. Do not modify REG before calling
11298 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
11299 multiple of the size of YMODE for certain lowpart cases.
11301 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11303 PR middle-end/30253
11304 * gimplify (voidify_wrapper_expr): Update for
11305 GIMPLE_MODIFY_STMT.
11307 2007-01-01 Andreas Schwab <schwab@suse.de>
11310 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
11311 save of BR0 in extra_spill_size instead of spill_size.
11312 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
11314 (ia64_expand_epilogue): Restore BR0 from its new location.
11316 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11318 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
11319 Use a temporary variable if the left hand side is not a gimple
11322 2007-01-01 Andrew Pinski <pinskia@gmail.com>
11324 * gimplify.c (gimplify_return_expr): Make the temporary variable
11325 for the return expression, a gimple register variable.
11327 2007-01-01 Jan Hubicka <jh@suse.cz>
11329 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
11332 2007-01-01 Mike Stump <mrs@apple.com>
11334 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
11336 * config/darwin.c (machopic_select_rtx_section): Use
11337 HAVE_GAS_LITERAL16.
11338 (darwin_mergeable_constant_section): Likewise.
11339 * configure: Regenerate.
11340 * config.in: Regenerate.
11342 2007-01-01 Jan Hubicka <jh@suse.cz>
11343 Andrew Pinski <pinskia@gmail.com>
11345 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
11346 before starting IPA passes.