1 2007-03-01 Paul Brook <paul@codesourcery.com>
3 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
4 modes to LDRD for DImode.
5 (output_move_double): Fixup out of range ldrd/strd.
6 (vfp_secondary_reload_class): Rename...
7 (coproc_secondary_reload_class): ... to this. Add wb argument.
8 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
9 coproc_secondary_reload_class for CLASS_IWMMXT.
10 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
11 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
13 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
15 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the unroll
16 factor by the estimated number of iterations.
17 (loop_prefetch_arrays): Do not prefetch in loops that iterate less than
20 2007-03-01 Richard Henderson <rth@redhat.com>
22 * expr.c (emit_move_complex_push): Export.
23 (emit_move_complex_parts): Split out from ...
24 (emit_move_complex): ... here.
25 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
26 * config/i386/i386.md (movcdi): New.
28 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
30 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
31 size of mode1 to check for tieable modes in MMX case.
33 2007-03-01 Richard Sandiford <richard@codesourcery.com>
35 * Makefile.in (rtlanal.o): Depend on tree.h.
36 * rtl.h (offset_within_section_p, split_const): Declare.
37 * rtlanal.c: Include tree.h.
38 (offset_within_block_p): New function, taken from
39 mips_offset_within_object_p.
40 (split_const): New function, taken from mips_split_const.
41 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
43 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
44 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
45 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
46 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
47 (m68k_illegitimate_symbolic_constant_p): New function.
48 * config/m68k/m68k.md (movsi): Remove misleading predicates.
49 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
50 symbolic constant that might be outside the symbol's section,
51 move the symbol first and then add the offset.
52 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
54 * config/mips/mips.c (mips_split_const): Delete.
55 (mips_offset_within_object_p): Delete.
56 (mips_symbolic_constant_p): Use offset_within_section_p and
57 split_const instead of mips_offset_within_object_p and
59 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
60 (mips_legitimize_const_move, print_operand_reloc)
61 (mips_dangerous_for_la25_p): Use split_const instead of
64 2007-02-28 Eric Christopher <echristo@apple.com>
66 * Makefile.in (install-include-dir): Don't rm -rf include.
68 2007-02-28 Richard Guenther <rguenther@suse.de>
71 * fold-const.c (fold_binary): Do not associate expressions
72 with more than one variable for integer types that do not wrap.
74 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
76 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
77 Delete, and replace with...
78 (fold_builtin_call_array): This. Update callers to use it.
79 * fold-const.c (fold_build_call_list): Delete, and replace with...
80 (fold_build_call_array): This.
81 (fold_build_call_list_initializer): Delete, and replace with...
82 (fold_build_call_array_initializer): This.
83 * tree.h: Update declarations to reflect above changes.
85 * c-typeck.c (build_function_call): Store converted arguments
86 in a stack-allocated array instead of building a list.
87 (convert_arguments): Store arguments in the array passed in as an
88 argument, and return the actual number of arguments.
89 * c-format.c: (check_function_format): Pass arguments in an
90 array instead of a list.
91 * c-common.c (check_function_nonnull): Likewise.
92 (check_function_sentinel): Likewise.
93 (check_function_arguments): Likewise.
94 * c-common.h: Update declarations to reflect above changes.
96 2007-02-28 Jan Hubicka <jh@suse.cz>
98 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
99 PRED_NEGATIVE_RETURN): Update outcomes.
101 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
103 * calls.c (emit_library_call_value_1): Handle partial registers
104 correctly when building up CALL_INSN_FUNCTION_USAGE.
106 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
108 * pa/predicates.md (move_src_operand): Allow zero for mode.
109 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
112 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
115 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
116 *movv2df_internal): Enable pattern only for valid operand
118 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
119 tie only 128bit modes. For MMX registers, tie only 64bit modes.
121 2007-02-27 Mike Stump <mrs@apple.com>
123 * config/darwin-crt3.c: Avoid compilation when compiling for a
126 2007-02-27 Joseph Myers <joseph@codesourcery.com>
128 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
130 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
131 for fixed headers and limits.h.
132 (install-include-dir, install-headers-tar, install-headers-cpio,
133 install-headers-cp, real-install-headers-tar,
134 real-install-headers-cpio, real-install-headers-cp): Handle
135 include-fixed as well as include.
136 (install-mkheaders): Don't install files that go only in include
138 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
139 from GCC_INCLUDE_DIR.
140 * gcc.c (process_command): Remove special -BstageN/ handling.
141 (do_spec_1): Add include-fixed directories.
143 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
145 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
147 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
149 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
152 2007-02-27 Mark Mitchell <mark@codesourcery.com>
154 * c-common.c (get_priority): Add check for
155 SUPPORTS_INIT_PRIORITY.
157 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
159 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
161 * config/bfin/bfin.c: Include "cfglayout.h".
162 (MAX_LSETUP_DISTANCE): New macro.
163 (struct loop_info): New members incoming, incoming_src and
164 incoming_dest. Delete member predecessor.
165 (length_for_loop): New function.
166 (bfin_optimize_loop): Handle more different loop structures.
167 (bfin_discover_loop): Rework detection of predecessor blocks by
168 examining incoming edges.
169 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
171 (bfin_reorder_loops): New function.
172 (bfin_reorg_loops): Use these three new functions.
174 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
175 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
176 (CONSTRAINT_LEN): Add entry for 'q'.
177 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
179 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
180 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
182 * config/bfin/bfin.md (add_with_carry): New pattern.
183 (s_or_u, su_optab, su_modifier): New code macros/attrs.
184 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
185 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
186 support unsigned multiplies too. Removed incorrect commutativity from
187 operand 1 constraint where appropriate.
188 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
190 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
191 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
193 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
194 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
195 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
196 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
197 usmulhisi_hh_huh): New patterns.
199 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
200 lshifthi3): Fix output template to use half reg for operand 2.
202 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
205 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
207 2007-02-27 Andreas Schwab <schwab@suse.de>
209 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
211 2007-02-27 Jan Hubicka <jh@suse.cz>
213 * predict.c (last_basic_block_p): Remove.
214 (tree_estimate_probability): Update return heuristic for commonized
217 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
219 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
221 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
223 * doc/include/gcc-common.texi (versionsubtitle): New macro.
224 * doc/cpp.texi: Standardize title page.
225 * doc/cppinternals.texi: Likewise.
226 * doc/gcc.texi: Standardize title page, remove version number
228 * doc/gccint.texi: Likewise.
229 * doc/install.texi: Standardize title page, add table of
232 2007-02-26 Jan Hubicka <jh@suse.cz>
234 * predict.def: Set outcomes according to more recent results.
235 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
236 Remove dead predictors.
237 * predict.c (return_prediction): Fix pasto.
239 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
241 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
242 change; avoid a memory leak when returning early.
244 2007-02-26 Mark Mitchell <mark@codesourcery.com>
246 * c-decl.c (static_ctors): Move to c-common.c.
247 (static_dtors): Likewise.
248 (finish_function): Use c_record_cdtor_fn.
249 (build_cdtor): Move to c-common.c.
250 (c_write_global_declarations): Use c_build_cdtor_fns.
251 * c-common.h (static_ctors): Declare.
252 (static_dtors): Likewise.
253 (c_record_cdtor_fn): Likewise.
254 (c_build_cdtor_fns): Likewise.
255 * c-common.c (static_ctors): New variable.
256 (static_dtors): Likewise.
257 (c_record_cdtor_fn): New function.
258 (build_cdtor): Move from c-decl.c
259 (c_build_cdtor_fns): New function.
261 * output.h (assemble_addr_to_section): Declare.
262 (get_cdtor_priority_section): Likewise.
263 * varasm.c (assemble_addr_to_section): New function.
264 (get_cdtor_priority_section): Likewise.
265 (default_named_section_asm_out_destructor): Use them.
266 (destor_dtor_section_asm_out_destructor): Likewise.
267 (default_named_section_asm_out_constructor): Likewise.
268 (default_ctor_section_asm_out_constructor): Likewise.
269 * config.gcc (*-*-vxworks*): Include vxworks.o.
270 * config/t-vxworks (vxworks.o): New target.
271 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
272 (TARGET_ASM_CONSTRUCTOR): Define.
273 (TARGET_ASM_DESTRUCTOR): Likewise.
274 (vxworks_asm_out_constructor): Declare.
275 (vxworks_asm_out_destructor): Likewise.
277 * c-common.c (get_priority): Check that we have not just an
278 INTEGER_CST, but an integer constant with integeral type.
280 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
282 PR tree-optimization/30938
283 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
284 use &dt[nargs-1] instead of &dt[nargs] in the call to
285 vect_is_simple_use().
287 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
289 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
290 from register elimination as PRE_MODIFY / POST_MODIFY increments.
291 Do not attempt to handle MEM inside auto-inc expressions.
292 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
293 of a register modified by an auto-inc expression. However, do handle
294 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
295 (elimination_effects): Prohibit elimination of a register modified
296 by an auto-inc expression. Disable register elimination rules whose
297 target register is modified by an auto-inc expression with variable
300 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
302 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
304 (array_at_struct_end_p): New function.
305 (idx_infer_loop_bounds): Use it.
306 (estimate_numbers_of_iterations_loop): Export.
307 * predict.c (predict_loops): Use estimated_loop_iterations_int.
308 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
309 (tree_estimate_probability): Call record_loop_exits.
310 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
311 (estimated_loop_iterations, estimated_loop_iterations_int,
312 estimated_loop_iterations_tree): New functions.
313 (analyze_siv_subscript_cst_affine,
314 compute_overlap_steps_for_affine_1_2,
315 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
316 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
317 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
318 (PRED_LOOP_ITERATIONS_GUESSED): New.
319 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
320 * cfgloop.h (estimate_numbers_of_iterations_loop,
321 estimated_loop_iterations_int): Declare.
323 2007-02-25 Mark Mitchell <mark@codesourcery.com>
325 * doc/extend.texi: Document optional priority argument to
326 constructors and destructors.
327 * tree.c (init_priority_for_decl): Adjust GTY markers.
328 (init_ttree): Use priority-info hash functions for
329 init_priority_for_decl.
330 (tree_map_eq): Rename to ...
331 (tree_map_base_eq): ... this.
332 (tree_map_marked_p): Rename to ...
333 (tree_map_base_marked_p): ... this.
334 (tree_map_base_hash): New function.
335 (decl_init_priority_lookup): Rework.
336 (decl_fini_priority_lookup): New function.
337 (decl_priority_info): New function.
338 (decl_init_priority_insert): Use it.
339 (decl_fini_priority_insert): Likewise.
340 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
342 (decl_restrict_base_insert): Likewise.
343 (decl_debug_expr_insert): Likewise.
344 (decl_value_expr_lookup): Likewise.
345 (decl_value_expr_insert): Likewise.
346 * tree.h (priority_type): New type.
347 (decl_init_priority_lookup): Use priority_type.
348 (decl_fini_priority_lookup): New function.
349 (decl_init_priority_insert): Use priority_type.
350 (decl_fini_priority_insert): New function.
351 (DECL_HAS_INIT_PRIORITY): Tweak comments.
352 (DECL_INIT_PRIORITY): Likewise.
353 (SET_DECL_INIT_PRIORITY): Add comment.
354 (DECL_FINI_PRIORITY): New macro.
355 (SET_DECL_FINI_PRIORITY): Likewise.
356 (DEFAULT_INIT_PRIORITY): Document.
357 (MAX_INIT_PRIORITY): Likewise.
358 (MAX_RESERVED_INIT_PRIORITY): Likewise.
359 (tree_map_base): New type.
360 (tree_map_base_eq): New function.
361 (tree_map_base_hash): Likewise.
362 (tree_map_base_marked_p): Likewise.
363 (tree_map): Inherit from tree_map_base.
364 (tree_map_eq): Make it a macro.
365 (tree_map_marked_p): Likewise.
366 (tree_int_map): Inherit from tree_map_base.
367 (tree_int_map_eq): Make it a macro.
368 (tree_int_map_hash): Likewise.
369 (tree_int_map_marked_p): Likewise.
370 (tree_priority_map): New type.
371 (tree_priority_map_eq): New macro.
372 (tree_priority_map_hash): Likewise.
373 (tree_priority_map_marked_p): Likewise.
374 * varasm.c (emults_decl): Adjust for refactoring of tree_map
376 (emutls_common_1): Likewise.
377 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
378 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
379 of tree_map hierarchy.
380 * tree-cfg.c (move_stmt_r): Likewise.
381 (new_label_mapper): Likewise.
382 * c-tree.h (c_expand_body): Move to ...
383 * c-common.h (c_expand_body): ... here.
384 * c-decl.c (c_expand_body): Move to ...
385 * c-common.c (c_expand_body): ... here.
386 (c_common_attribute_table): Allow 1 argument for the constructor
387 and destructor attributes.
388 (get_priority): New function.
389 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
390 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
392 2007-02-24 Jan Hubicka <jh@suse.cz>
395 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
397 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
398 Jan Hubicka <jh@suse.cz>
401 * i386.c (counter_mode): New function.
402 (expand_set_or_movmem_via_loop): Use it.
403 (expand_movmem_epilogue): Likewise; fix pasto.
404 (ix86_expand_movmem): Do emit guard even for constant counts.
405 (ix86_expand_setmem): Likewise.
407 2007-02-25 Nick Clifton <nickc@redhat.com>
409 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
410 (JUMP_TABLES_IN_TEXT_SECTION): Define.
412 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
415 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
416 count argument with 0x10, not with 0x16.
417 (expand_setmem_epilogue): Ditto.
419 2007-02-24 Mike Stump <mrs@apple.com>
421 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
424 2007-02-24 Richard Guenther <rguenther@suse.de>
427 * fold-const.c (fold_binary): Fold x +- CST op x for
430 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
432 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
434 2007-02-24 Jan Hubicka <jh@suse.cz>
436 * cgraphunit.c (decide_is_function_needed): Honor
437 -fkeep-inline-functions.
439 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
441 * builtins.c (fold_builtin_modf): New.
442 (fold_builtin_2): Use it.
444 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
446 * loop-iv.c (implies_p): Detect additional cases where A implies B.
447 (determine_max_iter): Take additional LOOP arg; all callers changed.
448 Lose broken logic dealing with PLUS. Try to limit the upper bound by
449 one using simplifications.
450 (simplify_using_initial_values): Return if the expression becomes
451 invalid due to altered regs.
453 2007-02-23 DJ Delorie <dj@redhat.com>
455 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
457 2007-02-23 Mike Stump <mrs@apple.com>
459 * tlink.c (scan_linker_output): Parse linker messages from
460 darwin9's linker better.
462 2007-02-23 Steve Ellcey <sje@cup.hp.com>
465 * varpool.c (varpool_assemble_pending_decls): Set
466 varpool_last_needed_node to null.
468 2007-02-23 DJ Delorie <dj@redhat.com>
470 * config/i386/i386.c (ix86_data_alignment): Don't specify an
471 alignment bigger than the object file can handle.
473 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
476 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
477 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
478 (*movsf_1): Penalize MMX moves.
480 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
482 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
483 2^32-1 or more times unless flag_unsafe_loop_optimizations.
485 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
487 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
489 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
490 (fold_builtin_1): Use them.
491 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
492 BUILT_IN_SIGNIFICAND.
494 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
496 * config/i386/i386.c (bdesc_1arg): Initialize
497 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
498 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
499 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
500 and IX86_BUILTIN_MOVSLDUP.
502 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
504 PR rtl-optimization/30841
505 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
507 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
509 * builtins.c (fold_builtin_frexp): New.
510 (fold_builtin_2): Use it.
512 2007-02-22 Mark Mitchell <mark@codesourcery.com>
514 * doc/invoke.texi (Spec Files): Document getenv spec function.
516 * gcc.c (getenv_spec_function): New function.
517 (static_spec_functions): Add it.
518 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
519 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
522 2007-02-22 Michael Matz <matz@suse.de
525 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
526 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
528 2007-02-22 Ian Lance Taylor <iant@google.com>
531 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
532 (mem_loc_descriptor): Call it.
534 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
535 Ira Rosen <irar@il.ibm.com>
537 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
539 2007-02-22 Ira Rosen <irar@il.ibm.com>
541 PR tree-optimization/30843
542 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
543 stores only after all the group is vectorized.
545 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
547 PR tree-optimization/30858
548 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
549 in the reduction cycle have a single use in the loop.
550 * tree-vectorizer.h (relevant): Add documentation.
552 2007-02-20 Mike Stump <mrs@apple.com>
554 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
555 * configure: Regenerate.
557 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
559 Change the defaults of some parameters and options.
560 * config/spu/spu-protos.h (spu_optimization_options): Declare.
561 * config/spu/spu.c (spu_optimization_options): Add.
562 (spu_override_options): Change params in spu_optimization_options.
563 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
565 Register 127 is only 16 byte aligned when used as a frame pointer.
566 * config/spu/spu-protos.h (spu_init_expanders): Declare.
567 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
568 HARD_FRAME_POINTER_REGNUM.
569 (spu_legitimate_address): Use regno_aligned_for_reload.
570 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
571 aligned when frame_pointer_needed is true.
572 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
574 * config/spu/spu.h (INIT_EXPANDERS): Define.
576 Make sure shift and rotate instructions have valid immediate operands.
577 * config/spu/predicates.md (spu_shift_operand): Remove.
578 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
579 * config/spu/constraints.md (W, O): Extend range.
580 * config/spu/spu.md (umask, nmask): Define.
581 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
582 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
583 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
584 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
585 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
586 (lshr<mode>3_reg): Fix rtl description.
588 Make sure mulhisi immediate operands are valid.
589 * config/spu/predicates.md (imm_K_operand): Add.
590 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
592 Generate constants using fsmbi and andi.
593 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
594 (print_operand, spu_split_immediate, classify_immediate,
595 fsmbi_const_p): Handle IC_FSMBI2.
597 Correctly handle a CONST_VECTOR containing symbols.
598 * config/spu/spu.c (print_operand): Handle HIGH correctly.
599 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
600 (immediate_load_p): Allow symbols that use 2 instructions to create.
601 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
602 with symbols when flag_pic is set.
603 (const_vector_immediate_p): New.
604 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
605 accept a CONST_VECTOR with symbols.
606 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
607 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
609 * config/spu/spu.md (high, low): Delete.
610 (low_<mode>): Define.
612 Remove INTRmode and INTR_REGNUM, which didn't work.
613 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
615 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
616 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
617 peephole2 pattern): Don't use INTR or 131.
619 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
620 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
621 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
622 (UNSPEC_SET_INTR): Add.
623 * config/spu/spu-modes.def (INTR): Remove.
625 More accurate warnings about run-time relocations.
626 * config/spu/spu.c (reloc_diagnostic): Test in_section.
628 Correctly warn about immediate arguments to specific intrinsics.
629 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
630 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
631 the instruction predicate.
633 Fix tree check errors with latest update.
634 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
636 (spu_expand_builtin): Use CALL_EXPR_FN.
638 Add missing specific intrinsics.
639 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
641 * config/spu/spu_internals.h: Ditto.
643 Fix incorrect operand modifiers.
644 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
645 * config/spu/spu.md (xor<mode>3): Change %S to %J.
647 Optimize one case of zero_extend of a vec_select.
648 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
650 Accept any immediate for hbr.
651 * config/spu/spu.md (hbr): Change s constraints to i.
653 2007-02-21 Paul Brook <paul@codesourcery.com>
655 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
656 condexec_count when skipping USE and CLOBBER.
658 2007-02-21 Nick Clifton <nickc@redhat.com>
660 * common.opt (Warray-bounds): Add Warning attribute.
661 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
663 (fsized-zeroes): Add Optimization attribute.
664 (fsplit-wide-types, ftree-scev-cprop): Likewise.
665 * c.opt (Wc++0x-compat): Add Warning attribute.
667 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
670 * reload1.c (eliminate_regs_in_insn): In the single_set special
671 case, attempt to re-recognize the insn before falling back to
672 having reload fix it up.
674 2007-02-20 Eric Christopher <echristo@gmail.com>
676 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
678 (frv_read_iacc_argument): Ditto.
679 (frv_expand_set_builtin): Take a call instead of arglist, update for
681 (frv_expand_unop_builtin): Ditto.
682 (frv_expand_binop_builtin): Ditto.
683 (frv_expand_cut_builtin): Ditto.
684 (frv_expand_binopimm_builtin): Ditto.
685 (frv_expand_voidbinop_builtin): Ditto.
686 (frv_expand_int_void2arg): Ditto.
687 (frv_expand_prefetches): Ditto.
688 (frv_expand_voidtriop_builtin): Ditto.
689 (frv_expand_voidaccop_builtin): Ditto.
690 (frv_expand_load_builtin): Ditto.
691 (frv_expand_store_builtin): Ditto.
692 (frv_expand_mdpackh_builtin): Ditto.
693 (frv_expand_mclracc_builtin): Ditto.
694 (frv_expand_mrdacc_builtin): Ditto.
695 (frv_expand_mwtacc_builtin): Ditto.
696 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
699 2007-02-20 Janis Johnson <janis187@us.ibm.com>
701 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
702 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
704 (HAVE_GAS_DFP): Check for assembler support of decimal floating
706 * configure: Regenerate.
707 * config.in: Regenerate.
708 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
709 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
710 masks to power6 and power6x and to POWERPC_MASKS.
711 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
713 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
714 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
715 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
716 Access PROTOTYPE as variable, not mask.
718 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
720 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
721 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
722 * combine.c (adjust_for_new_dest): Use it.
723 * postreload.c (reload_combine): Likewise.
725 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
727 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
728 notes on an insn with multiple sets, even if single_set returns
729 non-NULL for that insn.
731 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
733 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
736 2007-02-20 Geoffrey Keating <geoffk@apple.com>
738 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
739 if user didn't pass it.
740 * config/i386/darwin.h (CC1_SPEC): Likewise.
741 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
742 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
743 -mmacosx-version-min.
745 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
746 Uros Bizjak <ubizjak@gmail.com>
748 * optabs.h (enum optab_index): Add new OTI_scalb.
749 (scalb_optab): Define corresponding macro.
750 * optabs.c (init_optabs): Initialize scalb_optab.
751 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
753 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
754 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
755 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
756 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
757 flag_unsafe_math_optimizations is set.
759 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
760 to implement scalbf, scalb and scalbl built-ins as inline x87
763 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
764 DJ Delorie <dj@redhat.com>
767 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
768 (diagnostic_report_diagnostic): ... here, and turn them into real
769 errors. If warnings are inhibited, no need to do anything.
771 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
773 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
774 better code generation.
776 2007-02-20 Ben Elliston <bje@au.ibm.com>
778 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
780 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
782 * config/alpha/alpha.c, config/alpha/alpha.md,
783 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
784 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
785 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
786 config/arm/lib1funcs.asm: Follow spelling conventions.
788 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
789 config/fr30/fr30.md, config/i386/i386.h,
790 config/iq2000/iq2000.h, config/iq2000/predicates.md,
791 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
792 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
793 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
794 config/rs6000/altivec.md, config/rs6000/rs6000.c,
795 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
796 config/sparc/sparc.c, config/sparc/sparc.h,
797 config/sparc/sparc.md, config/spu/constraints.md,
798 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
801 2007-02-20 Alan Modra <amodra@bigpond.net.au>
804 * varasm.c (use_blocks_for_decl_p): Return false for decls with
807 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
809 * doc/invoke.texi (-ftree-lrs): Remove.
811 2007-02-19 Diego Novillo <dnovillo@redhat.com>
813 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
816 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
818 * config/ia64/ia64.c (ia64_expand_builtin): Use the
819 new CALL_EXPR_FN macro for retrieving the function
820 declaration of the input expression.
822 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
824 * c.opt (Waddress): New.
825 * common.opt (Walways-true): Delete.
826 (Wstring-literal-comparison): Delete.
827 * doc/invoke.texi (Warning Options): Delete -Walways-true and
828 -Wstring-literal-comparison. Add -Waddress.
830 (Walways-true): Delete.
831 (Wstring-literal-comparison): Delete.
832 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
833 consistently instead of -Walways-true in example.
834 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
835 * c-typeck.c (parser_build_binary_op): Replace
836 -Wstring-literal-comparison and -Walways-true with -Waddress.
837 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
840 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
842 * tree-cfg.c (dump_function_to_file): Be prepared for functions
843 without DECL_STRUCT_FUNCTION initialized.
845 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
847 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
848 due to calls to functions taking pointers as parameters.
850 2007-02-19 Richard Henderson <rth@redhat.com>
853 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
856 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
858 * config/s390/s390.c (s390_call_saved_register_used,
859 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
860 accessed to the new scheme.
862 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
864 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
865 (cris_print_index, cris_print_operand, cris_print_operand_address)
866 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
867 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
868 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
870 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
871 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
872 GO_IF_LEGITIMATE_ADDRESS): Ditto.
873 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
874 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
875 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
876 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
877 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
878 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
879 (uminsi3, call, call_value): Ditto.
880 (define_split: indir_to_reg_split, unnamed): Ditto.
882 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
884 PR tree-optimization/30975
885 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
888 2007-02-18 Eric Christopher <echristo@gmail.com>
890 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
891 Remove use of arglist.
892 (mips_expand_builtin): Remove use of arglist, pass in expr.
893 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
894 (mips_expand_builtin_movtf): Ditto.
895 (mips_expand_builtin_compare): Ditto.
897 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
899 * tree-sra.c (sra_build_assignment): Replace assertion
900 checking with a comment explaining why it can't be done.
902 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
905 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
906 during CALL_EXPR representation conversion.
907 * tree-ssa-propagate.c (set_rhs): Likewise.
909 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
911 * tree-sra.c (sra_build_assignment): Disable assertion checking
914 2007-02-18 Roger Sayle <roger@eyesopen.com>
916 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
917 instead of calling build2 with a GIMPLE_MODIFY_STMT.
918 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
920 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
921 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
922 gimplify_init_ctor_eval_range, gimple_push_cleanup,
923 gimplify_omp_for, gimplify_omp_atomic_pipeline,
924 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
925 force_gimple_operand): Likewise.
926 * ipa-cp.c (constant_val_insert): Likewise.
927 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
928 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
929 perfect_nestify): Likewise.
930 * langhooks.c (lhd_omp_assignment): Likewise.
931 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
932 lower_copyprivate_clauses, lower_send_clauses,
933 lower_send_shared_vars, expand_parallel_call,
934 expand_omp_for_generic, expand_omp_for_static_nochunk,
935 expand_omp_for_static_chunk, expand_omp_sections,
936 lower_omp_single_copy, lower_omp_for_lastprivate,
937 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
938 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
939 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
942 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
944 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
945 config/sh/sh.md: Follow spelling conventions.
947 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
948 config/frv/predicates.md: Follow spelling conventions.
950 * config/m68k/linux-unwind.h: Fix a comment typo.
951 * target.h: Follow spelling conventions.
953 2007-02-18 Roger Sayle <roger@eyesopen.com>
955 PR rtl-optimization/28173
956 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
957 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
958 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
959 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
960 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
962 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
964 * builtins.c (fold_builtin_load_exponent): New.
965 (fold_builtin_2): Use it.
967 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
969 PR rtl-optimization/30773
970 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
971 if we fail to attach a REG_EQUIV note.
973 2007-02-18 David Edelsohn <edelsohn@gnu.org>
974 Roger Sayle <roger@eyesopen.com>
976 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
978 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
980 * calls.c (initialize_argument_information): Pass original EXP
981 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
982 code to split complex arguments here, as part of initializing the
984 (expand_call): Remove code that builds a list of arguments and
985 inserts implicit arguments into it. Instead, just count how many
986 implicit arguments there will be so we can determine the size of
987 the ARGS array, and let initialize_argument_information do the work.
988 (split_complex_values): Delete unused function.
990 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
992 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
994 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
996 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
997 for arg pointer based indexed addressing.
999 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
1001 * config/ia64/ia64.h, config/ia64/ia64.md,
1002 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
1003 spelling conventions.
1005 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1007 * config/m68k/m68k.c (split_di): New.
1008 * config/m68k/m68k-protos.h: Declare split_di.
1009 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
1010 Improve predicate handling and split constant shifts.
1012 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1014 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
1015 parameter for register bitfield operations, general predicates
1018 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1020 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
1021 * config/m68k/linux-unwind.h: New file.
1023 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
1025 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
1026 config/i386/athlon.md, config/ia64/ia64.md,
1027 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
1028 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
1029 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
1030 tree-ssa-loop-niter.c, tree-vect-analyze.c,
1031 tree-vect-transform.c: Fix comment typos.
1033 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
1035 * sched-deps.c (find_insn_list): Remove.
1036 * sched-int.h: Remove the prototype for find_insn_list.
1038 2007-02-16 Geoffrey Keating <geoffk@apple.com>
1040 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
1042 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
1043 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
1044 darwin_rs6000_override_options.
1045 (C_COMMON_OVERRIDE_OPTIONS): Expect
1046 darwin_macosx_version_min to be non-NULL always.
1047 (TARGET_C99_FUNCTIONS): Likewise.
1048 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
1049 (DARWIN_MINVERSION_SPEC): New.
1050 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
1051 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
1053 (DARWIN_MINVERSION_SPEC): New.
1054 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
1056 * config/darwin-c.c (darwin_cpp_builtins): Expect
1057 darwin_macosx_version_min to be non-NULL always.
1059 * config/rs6000/rs6000.c: Clean up trailing whitespace.
1061 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
1063 * config/i386/i386.h (x86_use_xchgb): New.
1064 (TARGET_USE_XCHGB): New macro.
1065 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
1066 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
1067 Split after reload into bswaphi for shifts of 8.
1068 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
1069 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
1070 or when optimizing for size.
1072 2007-02-16 Richard Guenther <rguenther@suse.de>
1073 Christian Bruel <christian.bruel@st.com>
1075 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
1076 DECLs but prefer SSA_NAMEs over DECLs.
1078 2007-02-16 Richard Guenther <rguenther@suse.de>
1080 * tree-flow-inline.h (single_imm_use_p): Remove.
1081 (zero_imm_uses_p): Likewise.
1082 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
1083 instead of single_imm_use_p.
1084 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
1087 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1090 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
1091 nested double- and backquotes.
1093 2007-02-15 Roger Sayle <roger@eyesopen.com>
1096 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
1097 should be unreachable.
1098 (build2_stat): Allow construction of MODIFY_EXPR at any time.
1099 For the time being redirect GIMPLE_MODIFY_STMT to the new
1100 (renamed) build_gimple_modify_stmt_stat.
1101 (build2_gimple_stat): Rename to...
1102 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
1103 Always build a GIMPLE_MODIFY_STMT node.
1104 * tree.h (build2_gimple, build2_gimple_stat): Delete.
1105 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
1108 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
1109 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
1110 * tree-complex.c (set_component_ssa_name, expand_complex_move,
1111 expand_complex_div_wide): Likewise.
1112 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
1113 * tree-ssa-loop-im.c (schedule_sm): Likewise.
1114 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
1115 * tree-ssa-loop-manip.c (create_iv): Likewise.
1116 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
1117 abs_replacement): Likewise.
1118 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
1119 realify_fake_stores): Likewise.
1121 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
1122 node rather than a GIMPLE_MODIFY_STMT node.
1123 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
1124 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
1126 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
1127 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
1130 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1133 * fold-const.c (fold_comparison): Add back the
1134 folding of constant complex comparisions.
1136 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1139 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
1140 effects unknown to this function, return early.
1142 2007-02-15 Ian Lance Taylor <iant@google.com>
1144 * lower-subreg.c (move_eh_region_note): New static function.
1145 (resolve_simple_move): Call it.
1146 (decompose_multiword_subregs): Track blocks for which we resolve a
1147 simple move which is also a control flow insn. Pass them to
1148 find_many_sub_basic_blocks.
1149 (pass_lower_subreg): Add TODO_verify_flow.
1150 (pass_lower_subreg2): Likewise.
1152 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1153 Brooks Moses <brooks.moses@codesourcery.com>
1154 Lee Millward <lee.millward@codesourcery.com>
1156 * tree.h (enum tree_code_class): Add tcc_vl_exp.
1157 (VL_EXP_CLASS_P): New.
1158 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
1160 (TREE_OPERAND_CHECK_CODE): Likewise.
1161 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
1162 (TREE_RTL_OPERAND_CHECK): Likewise.
1163 (tree_operand_check_failed): Make second parameter the whole tree
1164 instead of its code. Fixed callers.
1165 (VL_EXP_CHECK): New.
1166 (TREE_OPERAND_LENGTH): New.
1167 (VL_EXP_OPERAND_LENGTH): New.
1168 (CALL_EXPR_FN): New.
1169 (CALL_EXPR_STATIC_CHAIN): New.
1170 (CALL_EXPR_ARGS): New.
1171 (CALL_EXPR_ARG): New.
1172 (call_expr_nargs): New.
1173 (CALL_EXPR_ARGP): New.
1174 (build_nt_call_list): Declare.
1175 (build_vl_exp_stat): Declare.
1176 (build_vl_exp): New.
1177 (build_call_list): Declare.
1178 (build_call_nary): Declare.
1179 (build_call_valist): Declare.
1180 (build_call_array): Declare.
1181 (call_expr_arg): Declare.
1182 (call_expr_argp): Declare.
1183 (call_expr_arglist): Declare.
1184 (fold_build_call_list): Declare.
1185 (fold_build_call_list_initializer): Declare.
1186 (fold_call_expr): Declare to replace fold_builtin.
1187 (fold_builtin_fputs): Update to agree with modified definition.
1188 (fold_builtin_strcpy): Likewise.
1189 (fold_builtin_strncpy): Likewise.
1190 (fold_builtin_memory_chk): Likewise.
1191 (fold_builtin_stxcpy_chk): Likewise.
1192 (fold_builtin_strncpy_chk): Likewise.
1193 (fold_builtin_next_arg): Likewise.
1194 (fold_build_call_expr): Declare.
1195 (fold_builtin_call_list): Declare.
1196 (fold_builtin_call_valist): Declare.
1197 (build_call_expr): Declare.
1198 (validate_arglist): Update to agree with modified definition.
1199 (tree_operand_length): New.
1200 (call_expr_arg_iterator): New.
1201 (init_call_expr_arg_iterator): New.
1202 (next_call_expr_arg): New.
1203 (first_call_expr_arg): New.
1204 (more_call_expr_args_p): New.
1205 (FOR_EACH_CALL_EXPR_ARG): New.
1207 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
1208 and tcc_gimple_stmt.
1209 (tree_code_size): Update documentation. Use sizeof (tree) rather
1210 than sizeof (char *).
1211 (tree_size): Likewise. Add case for tcc_vl_exp.
1212 (tree_node_structure): Add case for tcc_vl_exp.
1213 (contains_placeholder_p): Likewise.
1214 (substitute_in_expr): Likewise.
1215 (substitute_placeholder_in_expr): Likewise.
1216 (stabilize_reference_1): Likewise.
1217 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
1218 to diagnose breakage of this interface for constructing CALL_EXPRs.
1219 (build_nt): Add similar assertion here.
1220 (build_nt_call_list): New.
1221 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
1222 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
1224 (get_callee_fndecl): Use new CALL_EXPR accessors.
1225 (tree_operand_check_failed): Change parameters to pass entire node
1226 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
1227 (process_call_operands): New.
1228 (build_vl_exp_stat): New.
1229 (build_call_list): New.
1230 (build_call_nary): New.
1231 (build_call_valist): New.
1232 (build_call_array): New.
1233 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1234 (call_expr_arglist): New.
1236 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
1237 tcc_vl_exp instead of a fixed-size tcc_expression.
1239 * doc/c-tree.texi (CALL_EXPR): Document new representation and
1240 accessors for CALL_EXPRs.
1241 (AGGR_INIT_EXPR): Likewise.
1243 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1244 Brooks Moses <brooks.moses@codesourcery.com>
1245 Lee Millward <lee.millward@codesourcery.com>
1247 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
1248 (expand_builtin_nonlocal_goto): Change parameter to be entire
1249 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
1250 (expand_builtin_prefetch): Likewise.
1251 (expand_builtin_classify_type): Likewise.
1252 (mathfn_built_in): Return NULL_TREE instead of 0.
1253 (expand_errno_check): Use new CALL_EXPR accessors.
1254 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
1255 Return NULL_RTX instead of 0.
1256 (expand_builtin_mathfn_2): Likewise.
1257 (expand_builtin_mathfn_3): Likewise.
1258 (expand_builtin_interclass_mathfn): Likewise.
1259 (expand_builtin_sincos): Likewise.
1260 (expand_builtin_cexpi): Likewise.
1261 (expand_builtin_int_roundingfn): Likewise.
1262 (expand_builtin_int_roundingfn_2): Likewise.
1263 (expand_builtin_pow): Likewise.
1264 (expand_builtin_powi): Likewise.
1265 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
1266 of arglist, fixing callers appropriately. Use new CALL_EXPR
1267 accessors and constructors. Return NULL_RTX instead of 0.
1268 (expand_builtin_strstr): Likewise.
1269 (expand_builtin_strchr): Likewise.
1270 (expand_builtin_strrchr): Likewise.
1271 (expand_builtin_strpbrk): Likewise.
1272 (expand_builtin_memcpy): Likewise.
1273 (expand_builtin_mempcpy): Likewise.
1274 (expand_builtin_mempcpy_args): New.
1275 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
1276 (expand_builtin_memmove_args): New.
1277 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
1278 (expand_movstr): Likewise.
1279 (expand_builtin_strcpy): Likewise.
1280 (expand_builtin_strcpy_args): New.
1281 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
1282 (expand_builtin_strncpy): Likewise.
1283 (expand_builtin_memset): Likewise.
1284 (expand_builtin_memset_args): New.
1285 (expand_builtin_bzero): Similarly to expand_builtin_memset.
1286 (expand_builtin_memcmp): Likewise.
1287 (expand_builtin_strcmp): Likewise.
1288 (expand_builtin_strncmp): Likewise.
1289 (expand_builtin_strcat): Likewise.
1290 (expand_builtin_strncat): Likewise.
1291 (expand_builtin_strspn): Likewise.
1292 (expand_builtin_strcspn): Likewise.
1293 (expand_builtin_args_info): Likewise.
1294 (expand_builtin_va_start): Likewise.
1295 (gimplify_va_arg_expr): Likewise.
1296 (expand_builtin_va_end): Likewise.
1297 (expand_builtin_va_copy): Likewise.
1298 (expand_builtin_frame_address): Likewise.
1299 (expand_builtin_alloca): Likewise.
1300 (expand_builtin_bswap): Likewise.
1301 (expand_builtin_unop): Likewise.
1302 (expand_builtin_fputs): Likewise.
1303 (expand_builtin_expect): Likewise.
1304 (expand_builtin_fabs): Likewise.
1305 (expand_builtin_copysign): Likewise.
1306 (expand_builtin_printf): Likewise.
1307 (expand_builtin_fprintf): Likewise.
1308 (expand_builtin_sprintf): Likewise.
1309 (expand_builtin_init_trampoline): Likewise.
1310 (expand_builtin_signbit): Likewise.
1311 (expand_builtin_fork_or_exec): Likewise.
1312 (expand_builtin_sync_operation): Likewise.
1313 (expand_builtin_compare_and_swap): Likewise.
1314 (expand_builtin_lock_test_and_set): Likewise.
1315 (expand_builtin_lock_release): Likewise.
1316 (expand_builtin): Likewise.
1317 (builtin_mathfn_code): Likewise.
1319 (fold_builtin_constant_p): Pass call arguments individually instead
1320 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1321 accessors and constructors. Return NULL_TREE instead of 0.
1322 (fold_builtin_expect): Likewise.
1323 (fold_builtin_classify_type): Likewise.
1324 (fold_builtin_strlen): Likewise.
1325 (fold_builtin_nan): Likewise.
1326 (integer_valued_real_p): Likewise.
1327 (fold_trunc_transparent_mathfn): Likewise.
1328 (fold_fixed_mathfn): Likewise.
1329 (fold_builtin_cabs): Likewise.
1330 (fold_builtin_sqrt): Likewise.
1331 (fold_builtin_cbrt): Likewise.
1332 (fold_builtin_cos): Likewise.
1333 (fold_builtin_cosh): Likewise.
1334 (fold_builtin_tan): Likewise.
1335 (fold_builtin_sincos): Likewise.
1336 (fold_builtin_cexp): Likewise.
1337 (fold_builtin_trunc): Likewise.
1338 (fold_builtin_floor): Likewise.
1339 (fold_builtin_ceil): Likewise.
1340 (fold_builtin_round): Likewise.
1341 (fold_builtin_int_roundingfn): Likewise.
1342 (fold_builtin_bitop): Likewise.
1343 (fold_builtin_bswap): Likewise.
1344 (fold_builtin_logarithm): Likewise.
1345 (fold_builtin_hypot): Likewise.
1346 (fold_builtin_pow): Likewise.
1347 (fold_builtin_powi): Likewise.
1348 (fold_builtin_exponent): Likewise.
1349 (fold_builtin_memset): Likewise.
1350 (fold_builtin_bzero): Likewise.
1351 (fold_builtin_memory_op): Likewise.
1352 (fold_builtin_bcopy): Deleted; call site changed to invoke
1353 fold_builtin_memory_op directly.
1354 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
1355 (fold_builtin_strncpy): Likewise.
1356 (fold_builtin_memcmp): Likewise.
1357 (fold_builtin_strcmp): Likewise.
1358 (fold_builtin_strncmp): Likewise.
1359 (fold_builtin_signbit): Likewise.
1360 (fold_builtin_copysign): Likewise.
1361 (fold_builtin_isascii): Likewise.
1362 (fold_builtin_toascii): Likewise.
1363 (fold_builtin_isdigit): Likewise.
1364 (fold_builtin_fabs): Likewise.
1365 (fold_builtin_abs): Likewise.
1366 (fold_builtin_fmin_fmax): Likewise.
1367 (fold_builtin_carg): Likewise.
1368 (fold_builtin_classify): Likewise.
1369 (fold_builtin_unordered_cmp): Likewise.
1371 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
1372 New functions split out from fold_builtin_1.
1373 (fold_builtin_n): New.
1374 (fold_builtin_varargs): New.
1375 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
1377 (fold_call_expr): New.
1378 (build_function_call_expr): Rewrite to use new helper function.
1379 (fold_builtin_call_list): New.
1380 (build_call_expr): New.
1381 (fold_builtin_call_valist): New.
1382 (rewrite_call_expr): New.
1383 (validate_arg): New.
1384 (validate_arglist): Change parameter to be entire CALL_EXPR instead
1385 of an arglist. Change return type to bool. Use new CALL_EXPR
1388 (fold_builtin_strstr): Pass call arguments individually instead
1389 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1390 accessors and constructors. Return NULL_TREE instead of 0.
1391 (fold_builtin_strchr): Likewise.
1392 (fold_builtin_strrchr): Likewise.
1393 (fold_builtin_strpbrk): Likewise.
1394 (fold_builtin_strcat): Likewise.
1395 (fold_builtin_strncat): Likewise.
1396 (fold_builtin_strspn): Likewise.
1397 (fold_builtin_strcspn): Likewise.
1398 (fold_builtin_fputs): Likewise.
1399 (fold_builtin_next_arg): Likewise.
1400 (fold_builtin_sprintf): Likewise.
1402 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
1403 NULL_RTX instead of 0.
1404 (expand_builtin_memory_chk): Likewise.
1405 (maybe_emit_chk_warning): Likewise.
1406 (maybe_emit_sprintf_chk_warning): Likewise.
1408 (fold_builtin_object_size): Pass call arguments individually instead
1409 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1410 accessors and constructors. Return NULL_TREE instead of 0.
1411 (fold_builtin_memory_chk): Likewise.
1412 (fold_builtin_stxcpy_chk): Likewise.
1413 (fold_builtin_strncpy_chk): Likewise.
1414 (fold_builtin_strcat_chk): Likewise.
1415 (fold_builtin_strcat_chk): Likewise.
1416 (fold_builtin_strncat_chk): Likewise.
1417 (fold_builtin_sprintf_chk): Likewise.
1418 (fold_builtin_snprintf_chk): Likewise.
1419 (fold_builtin_printf): Likewise.
1420 (fold_builtin_vprintf): Likewise.
1422 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
1424 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
1425 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1426 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
1427 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
1428 (fold_unary): Likewise.
1429 (fold_binary): Likewise.
1430 (fold_ternary): Remove CALL_EXPR case, since they are no longer
1431 ternary expressions.
1432 (fold): Add logic for tcc_vl_exp.
1433 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
1434 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1435 (fold_build3_stat): Add assertion to flag broken interface for
1436 constructing CALL_EXPRs.
1437 (fold_build_call_list): New.
1438 (fold_build_call_list_initializer): New.
1439 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1441 (fold_strip_sign_ops): Likewise.
1443 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1444 Brooks Moses <brooks.moses@codesourcery.com>
1445 Lee Millward <lee.millward@codesourcery.com>
1447 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1448 accessors and dump arguments explicitly.
1450 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1452 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1454 (print_call_name): Use new CALL_EXPR accessors.
1456 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1457 CALL_EXPR arguments explicitly instead of as a list. Use
1458 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1460 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1461 (vrp_visit_stmt): Likewise.
1463 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1464 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1466 (force_move_till_expr): Likewise.
1468 * targhooks.c (default_external_stack_protect_fail): Use
1469 build_call_expr instead of build_function_call_expr.
1470 (default_hidden_stack_protect_fail): Likewise.
1472 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1475 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1476 and walk arguments explicitly.
1478 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1479 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1480 (expand_simple_operations): Likewise.
1481 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1483 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1484 of TREE_CODE_LENGTH.
1485 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1487 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1488 instead of TREE_CODE_LENGTH.
1490 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1491 (tree_ic_transform): Likewise.
1492 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1493 parameter instead of arglist. Fix callers.
1494 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1495 (tree_stringops_transform): Likewise.
1496 (tree_indirect_call_to_profile): Likewise.
1497 (tree_stringops_values_to_profile): Likewise.
1499 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1500 (eliminate_tail_call): Likewise.
1502 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1504 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1505 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1507 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1509 * omp-low.c (build_omp_barrier): Use build_call_expr.
1510 (lower_rec_input_clauses): Likewise.
1511 (lower_reduction_clauses): Likewise.
1512 (expand_parallel_call): Likewise.
1513 (maybe_catch_exception): Likewise.
1514 (expand_omp_for_generic): Likewise.
1515 (expand_omp_for_static_nochunk): Likewise.
1516 (expand_omp_sections): Likewise.
1517 (lower_omp_single_simple): Likewise.
1518 (lower_omp_single_copy): Likewise.
1519 (lower_omp_master): Likewise.
1520 (lower_omp_ordered): Likewise.
1521 (lower_omp_critical): Likewise.
1523 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1524 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1526 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1527 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1528 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1530 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1531 and generalize to handle any number of operands.
1532 (chrec_contains_undetermined): Likewise.
1533 (tree_contains_chrecs): Likewise.
1534 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1536 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1538 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1539 fold_call_expr instead of fold_builtin.
1540 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1541 match declarations there.
1542 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1545 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1546 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1548 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1549 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1551 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1554 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1555 (execute_cse_sincos): Use new CALL_EXPR accessors.
1557 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1559 * gimple-low.c (lower_function_body): Use build_call_expr.
1560 (lower_builtin_setjmp): Likewise.
1562 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1563 (set_storage_via_libcall): Likewise.
1564 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1565 instead of TREE_CODE_LENGTH.
1566 (expand_expr_real_1): Use new CALL_EXPR accessors.
1568 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1569 generalize to handle any number of operands.
1570 (TB_parent_eq): Likewise.
1572 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1573 (strip_builtin_expect): Likewise.
1575 * function.c (gimplify_parameters): Use build_call_expr.
1577 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1578 instead of TREE_CODE_LENGTH.
1580 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1581 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1583 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1586 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1587 (gimplify_decl_expr): Likewise.
1588 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1589 Use new CALL_EXPR iterators.
1590 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1591 (gimplify_modify_expr_to_memset): Likewise.
1592 (gimplify_variable_sized_compare): Likewise.
1593 (gimplify_omp_atomic_fetch_op): Likewise.
1594 (gimplify_omp_atomic_pipeline): Likewise.
1595 (gimplify_omp_atomic_mutex): Likewise.
1596 (gimplify_function_tree): Likewise.
1598 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1599 (call_expr_flags): Likewise.
1600 (expand_call): Likewise.
1602 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1603 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1606 * coverage.c (create_coverage): Use build_call_expr.
1608 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1609 (temp_call_expr_obstack): New.
1610 (pool_copy_list): Delete.
1611 (temp_copy_call_expr): New.
1612 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1613 CALL_EXPR accessors. Get rid of special goo for copying argument
1614 lists and use temp_copy_call_expr instead.
1615 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1616 CALL_EXPR accessors.
1617 (create_expression_by_pieces): Likewise. Use build_call_array
1618 to construct the result instead of fold_build3.
1619 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1620 dealing with argument lists.
1621 (init_pre): Remove references to expression_node_pool and
1622 list_node_pool. Init temp_call_expr_obstack instead.
1623 (fini_pre): Remove references to expression_node_pool and
1626 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1627 and walk arguments explicitly instead of as a list.
1629 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1630 (mx_register_decls): Likewise.
1631 (mudflap_register_call): Likewise.
1632 (mudflap_finish_file): Likewise.
1634 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1635 (ipa_callsite_compute_param): Likewise.
1637 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1638 accessors and constructor.
1640 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1641 accessors and constructor.
1642 (convert_tramp_reference): Likewise.
1643 (convert_call_expr): Likewise.
1644 (finalize_nesting_tree_1): Likewise.
1646 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1649 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1651 * tree-inline.c (initialize_inlined_parameters): Pass entire
1652 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1654 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1655 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1657 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1658 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1659 (vectorizable_reduction): Likewise.
1660 (vectorizable_call): Use new CALL_EXPR iterators.
1661 (vectorizable_conversion): Use build_call_expr.
1662 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1663 (vect_gen_widened_results_half): Use build_call_expr.
1664 (vect_setup_realignment): Likewise.
1665 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1667 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1668 (pass_through_call): Likewise.
1669 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1672 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1673 (tree_gen_pow2_profiler): Likewise.
1674 (tree_gen_one_value_profiler): Likewise.
1675 (tree_gen_ic_func_profiler): Likewise.
1676 (tree_gen_average_profiler): Likewise.
1677 (tree_gen_ior_profiler): Likewise.
1679 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1680 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1681 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1683 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1684 of TREE_CODE_LENGTH.
1686 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1687 of TREE_CODE_LENGTH.
1689 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1691 (convert_to_integer): Likewise.
1693 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1696 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1697 Brooks Moses <brooks.moses@codesourcery.com>
1698 Lee Millward <lee.millward@codesourcery.com>
1700 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1702 * config/frv/frv.c (frv_expand_builtin): Likewise.
1703 * config/s390/s390.c (s390_expand_builtin): Likewise.
1705 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1706 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1708 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1709 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1710 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1711 (ix86_expand_store_builtin): Likewise.
1712 (ix86_expand_unop_builtin): Likewise.
1713 (ix86_expand_unop1_builtin): Likewise.
1714 (ix86_expand_sse_compare): Likewise.
1715 (ix86_expand_sse_comi): Likewise.
1716 (ix86_expand_vec_init_builtin): Likewise.
1717 (ix86_expand_vec_ext_builtin): Likewise.
1718 (ix86_expand_vec_set_builtin): Likewise.
1719 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1721 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1722 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1724 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1725 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1726 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1728 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1730 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1731 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1732 arglist. Use new CALL_EXPR accessors. Fix callers.
1733 (altivec_expand_abs_builtin): Likewise.
1734 (rs6000_expand_binop_builtin): Likewise.
1735 (altivec_expand_predicate_builtin): Likewise.
1736 (altivec_expand_lv_builtin): Likewise.
1737 (spe_expand_stv_builtin): Likewise.
1738 (altivec_expand_stv_builtin): Likewise.
1739 (rs6000_expand_ternop_builtin): Likewise.
1740 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1741 (altivec_expand_st_builtin): Likewise.
1742 (altivec_expand_dst_builtin): Likewise.
1743 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1744 arglist. Use new CALL_EXPR accessors. Fix callers.
1745 (altivec_expand_vec_set_builtin): Likewise.
1746 (altivec_expand_vec_ext_builtin): Likewise.
1747 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1748 (spe_expand_builtin): Likewise.
1749 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1750 arglist. Use new CALL_EXPR accessors. Fix callers.
1751 (spe_expand_evsel_builtin): Likewise.
1752 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1753 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1755 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1756 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1757 (arm_expand_unop_builtin): Likewise.
1758 (arm_expand_builtin): Use new CALL_EXPR accessors.
1760 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1763 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1764 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1765 (bfin_expand_unop_builtin): Likewise.
1766 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1768 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1769 Brooks Moses <brooks.moses@codesourcery.com>
1770 Lee Millward <lee.millward@codesourcery.com>
1772 * c-semantics.c (build_stmt): Add internal diagnostic check.
1774 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1775 accessors. Print arguments explicitly instead of as a list.
1777 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1779 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1780 (c_finish_omp_flish): Likewise.
1782 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1783 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1784 instead of TREE_CODE_LENGTH.
1785 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1786 (c_warn_unused_result): Likewise.
1788 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1791 * doc/invoke.texi (Warning Options): Remove
1792 -Werror-implicit-function-declaration.
1793 (Wimplicit-function-declaration): Update description.
1794 * opts.c (common_handle_option): Move handling of -Werror=* to...
1795 (enable_warning_as_error): ...here.
1796 * opts.h (enable_warning_as_error): Declare.
1797 * c-decl.c (implicit_decl_warning): Unless
1798 -Wno-implicit-function-declaration is given, emit a pedwarn if
1799 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1800 * c.opt (Wimplicit-function-declaration): Replace
1801 mesg_implicit_function_declaration with
1802 warn_implicit_function_declaration.
1803 * c-opts.c (c_common_handle_option):
1804 -Werror-implicit-function-declaration is exactly equal as
1805 -Werror=implicit-function-declaration.
1806 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1807 warn_implicit_function_declaration.
1808 (c_common_post_options): -Wimplict-function-declaration is enabled
1809 by default by -std=c99, otherwise is disabled by default.
1810 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1812 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1814 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1815 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1816 former is ignored but not the latter.
1818 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1820 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1821 is made and the reference doesn't use the alias set of its type,
1822 do not create the temporary using that type.
1824 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1826 * jump.c: Remove prototypes for delete_computation and
1827 delete_prior_computation.
1829 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1831 * jump.c (get_label_after): Delete.
1832 (get_label_before, delete_computation, delete_jump,
1833 delete_prior_computation, follow_jumps): Move...
1834 * reorg.c (delete_computation, delete_prior_computation): ... here...
1835 (get_label_before, delete_jump): ... making these static ...
1836 (follow_jumps): ... and simplifying this since it only runs after
1838 * rtl.h (get_label_after, get_label_before, delete_jump,
1839 follow_jumps): Delete prototypes.
1841 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1843 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1845 2007-02-15 Nick Clifton <nickc@redhat.com>
1847 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1848 order to prevent it from being munged by the target.
1850 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1852 * config/i386/i386.md: Remove misleading comment.
1854 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1856 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1857 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1860 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1862 * tree-sra.c (instantiate_missing_elements): Canonicalize
1864 (sra_build_assignment): New.
1865 (generate_copy_inout, generate_element_copy,
1866 generate_element_zero, generate_one_element_init): Use it.
1868 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1870 * tree-sra.c (instantiate_missing_elements): Canonicalize
1872 (sra_build_assignment): New.
1873 (generate_copy_inout, generate_element_copy,
1874 generate_element_zero, generate_one_element_init): Use it.
1876 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1878 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1881 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1883 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1884 types as aggregates not scalars.
1885 * function.c (assign_stack_temp_for_type): Likewise.
1887 2007-02-14 Roger Sayle <roger@eyesopen.com>
1888 Zdenek Dvorak <dvorakz@suse.cz>
1890 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1893 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1895 * passes.c (next_pass_1): Clear the next field of the copied
1898 2007-02-14 Richard Henderson <rth@redhat.com>
1900 * tree-sra.c (early_sra): New.
1901 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1902 (tree_sra_early, pass_sra_early): New.
1903 * tree-pass.h (pass_sra_early): Declare.
1904 * passes.c (init_optimization_passes): Use it.
1906 2007-02-14 Richard Guenther <rguenther@suse.de>
1908 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1910 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1912 PR tree-optimization/30771
1913 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1915 (vect_analyze_operations): Induction phis can now be marked as
1917 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1918 Update documentation accordingly.
1920 2007-02-14 Nick Clifton <nickc@redhat.com>
1922 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1923 most 3 arguments are supported.
1924 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1926 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1928 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1929 Ensure dst->current is valid.
1931 2007-02-13 Paul Brook <paul@codesourcery.com>
1933 * config.gcc: Add arm*-*-uclinux-*eabi.
1934 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1935 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1936 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1937 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1938 (LINK_SPEC): Define.
1940 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1942 * config/arm/uclinux-eabi.h: New file.
1943 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1944 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1947 2007-02-13 Ian Lance Taylor <iant@google.com>
1949 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1950 * flags.h (warn_strict_overflow): Declare.
1951 (enum warn_strict_overflow_code): Define.
1952 (issue_strict_overflow_warning): New static inline function.
1953 * opts.c (warn_strict_overflow): New variable.
1954 (common_handle_option): Handle OPT_Wstrict_overflow and
1955 OPT_Wstrict_overflow_.
1956 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1958 * fold-const.c: Include intl.h.
1959 (fold_deferring_overflow_warnings): New static variable.
1960 (fold_deferred_overflow_warning): New static variable.
1961 (fold_deferred_overflow_code): New static variable.
1962 (fold_defer_overflow_warnings): New function.
1963 (fold_undefer_overflow_warnings): New function.
1964 (fold_undefer_and_ignore_overflow_warnings): New function.
1965 (fold_deferring_overflow_warnings_p): New function.
1966 (fold_overflow_warning): New static function.
1967 (make_range): Add strict_overflow_p parameter. Change all
1969 (extract_muldiv, extract_muldiv_1): Likewise.
1970 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1971 tree_expr_nonnegative_p.
1972 (fold_negate_expr): Call fold_overflow_warning.
1973 (fold_range_test): Likewise.
1974 (fold_comparison): Likewise.
1975 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1976 instead of tree_expr_nonnegative_p.
1977 (tree_expr_nonnegative_warnv_p): Rename from
1978 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1979 (tree_expr_nonnegative_p): New function.
1980 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1981 strict_overflow_p parameter.
1982 (tree_expr_nonzero_p): New function.
1983 * passes.c (verify_interpass_invariants): New static function.
1984 (execute_one_pass): Call it.
1985 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1987 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1988 (estimate_numbers_of_iterations): Likewise.
1989 (scev_probably_wraps_p): Likewise.
1990 * tree-ssa-ccp.c: Include "toplev.h".
1991 (evaluate_stmt): Defer fold overflow warnings until we know we are
1993 (struct fold_stmt_r_data): Add stmt field.
1994 (fold_stmt_r): Defer fold overflow warnings until we know we
1996 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1997 (fold_stmt_inplace): Likewise.
1998 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1999 (cleanup_control_expr_graph): Defer fold overflow warnings until
2000 we know we are going to optimize.
2001 * tree-cfg.c (fold_cond_expr_cond): Likewise.
2002 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
2004 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
2005 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
2006 * tree-ssa-loop-manip.c (create_iv): Likewise.
2007 * c-typeck.c (build_conditional_expr): Likewise.
2008 (build_binary_op): Likewise.
2009 * tree-vrp.c (vrp_expr_computes_nonzero): Call
2010 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
2011 (extract_range_from_unary_expr): Likewise.
2012 * simplify-rtx.c (simplify_const_relational_operation): Warn when
2013 assuming that signed overflow does not occur.
2014 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
2015 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
2016 (fold_defer_overflow_warnings): Declare.
2017 (fold_undefer_overflow_warnings): Declare.
2018 (fold_undefer_and_ignore_overflow_warnings): Declare.
2019 (fold_deferring_overflow_warnings_p): Declare.
2020 (tree_expr_nonzero_warnv_p): Declare.
2021 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
2023 (Warning Options): Document -Wstrict-overflow.
2024 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
2025 (tree-ssa-ccp.o): Likewise.
2026 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
2027 (fold-const.o): Depend on intl.h.
2029 2007-02-13 Ian Lance Taylor <iant@google.com>
2032 * lower-subreg.c (resolve_simple_move): Decompose subregs in
2035 2007-02-13 Stuart Hastings <stuart@apple.com>
2037 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
2039 2007-02-13 Richard Henderson <rth@redhat.com>
2041 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
2042 handled_component_p before looking for the indirect_ref.
2044 2007-02-13 Richard Henderson <rth@redhat.com>
2046 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
2047 remove flags clobber.
2048 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
2049 (bswaphi_lowpart): New.
2050 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
2051 remove TARGET_BSWAP test. Delete expander of the same name.
2053 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
2054 (expand_unop): Use them.
2056 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
2058 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
2059 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
2060 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
2061 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
2062 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
2063 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
2064 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
2065 assembler dialect choice from asm templates.
2067 2007-02-12 Richard Henderson <rth@redhat.com>
2069 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
2070 (fixuns_trunc<SSEMODEF>si2): Use it.
2071 * config/i386/sse.md (vec_setv4sf_0): Export.
2072 * config/i386/i386.c (ix86_build_const_vector): Export.
2073 (ix86_split_convert_uns_si_sse): Rename from
2074 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
2075 * config/i386/i386-protos.h: Update.
2077 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2080 * c-typeck.c (c_finish_return): Improve warning message.
2082 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2084 * alias.c (find_symbolic_term): Delete unused function.
2086 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
2088 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
2089 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
2090 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
2092 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2094 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2095 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2096 the function, temporarily point the debug interface to the null one.
2098 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2100 * dwarf2out.c (round_up_to_align): New static function.
2101 (field_byte_offset): Use it to round the offset.
2103 2007-02-12 Richard Henderson <rth@redhat.com>
2105 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
2106 (inswl_const): Export.
2108 2007-02-12 Richard Henderson <rth@redhat.com>
2110 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
2111 result mode of the libcall, convert back to outmode.
2113 2007-02-12 Roger Sayle <roger@eyesopen.com>
2115 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
2116 (bswapdi2): New define_expand to implement 32-bit implementation.
2118 2007-02-12 Nick Clifton <nickc@redhat.com>
2120 * doc/invoke.texi (Overall Options): Document --help=.
2121 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
2122 (cc1_options): Pass --help= on to cc1.
2123 (display_help): Add description of --help=.
2124 (process_command): Add code to handle --help=. Allow translated
2125 --help and --target-help switches to be passed on to compiler
2127 (main): Remove unused if statement.
2128 * opts.c (columns): Remove.
2129 (LEFT_COLUMN): Define.
2130 (wrap_help): Add columns argument.
2131 (print_filtered_help): Change parameters to be an include bitmask,
2132 an exclude bitmask, an any bitmask and the column width. Move the
2133 code to display the params list here. Add code to display the
2134 status of options rather than their descriptions if the quiet flag
2136 (print_specific_help): Change parameters to be an include bitmask,
2137 an exclude bitmask and an any bitmask. Move code to look up the
2138 column width here. Decide upon the title for an options listing.
2139 (common_handle_options): Add code to handle --help=. Adapt code
2140 for --help and --target-help to use the revised form of the
2141 print_specific_help function.
2142 (print_help): Delete.
2143 (print_param_help): Delete.
2144 (print_switch): Delete.
2145 * opts.h (cl_lang_count): Add prototype.
2146 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
2147 CL_MAX_OPTION_CLASS): New defines.
2148 * optc-gen.awk: Add construction of cl_lang_count.
2149 * c.opt: Add Warning attribute to warning options and Optimization
2150 attribute to optimization options.
2151 * common.opt: Likewise.
2153 Add -fhelp and -ftarget-help as aliases for the transformed --help
2154 and --target-help options.
2155 * opt-functions.awk: Add code to handle Warning and Optimization
2158 2007-02-12 Richard Henderson <rth@redhat.com>
2160 * config/alpha/constraints.md: New file.
2161 * config/alpha/alpha.c: Include tm-constrs.h.
2162 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
2163 alpha_extra_constraint): Remove.
2164 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
2165 * config/alpha/alpha-protos.h: Update.
2166 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
2167 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
2168 (EXTRA_CONSTRAINT): Remove.
2169 * config/alpha/alpha.md: Include constraints.md.
2170 (adddi splitter): Use satisfies_constraint_*.
2171 * config/alpha/predicates.md (add_operand): Likewise.
2172 (sext_add_operand, addition_operation): Likewise.
2174 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
2176 PR tree-optimization/29145
2177 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
2178 in our handling of restrict qualified pointers.
2180 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2183 * doc/invoke.texi (Wunused-value): Update description.
2184 (Wextra): Delete item.
2185 * opts.c (set_Wextra): Don't use the value of Wextra to set the
2186 value of Wunused-value.
2187 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
2188 (c_finish_stmt_expr): Don't check extra_warnings.
2189 (emit_side_effect_warnings): The caller is responsible to check
2192 2007-02-11 Roger Sayle <roger@eyesopen.com>
2193 Matt Thomas <matt@3am-software.com>
2195 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
2197 2007-02-11 Roger Sayle <roger@eyesopen.com>
2199 * simplify-rtx.c (simplify_relational_operation_1): Optimize
2200 comparisons of POPCOUNT against zero.
2201 (simplify_const_relational_operation): Likewise.
2203 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2205 * doc/invoke.texi (Wextra): Delete outdated paragraph.
2207 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2209 * dwarf2out.c (root_type): Delete unused function.
2211 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2213 * genattrtab.c (contained_in_p): Delete unused function.
2214 (write_expr_attr_cache): Likewise.
2216 2007-02-11 Jan Hubicka <jh@suse.cz>
2218 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
2221 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
2223 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
2224 to add the REG_EQ* note.
2225 * see.c (see_merge_one_use_extension): Likewise.
2226 * local-alloc.c (update_equiv_regs): Likewise. Also don't
2227 turn REG_EQUAL notes into REG_EQUIV notes if the target
2228 register may have more than one set.
2229 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
2230 * gcse.c (try_replace_reg): Likewise.
2231 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
2232 * calls.c (fixup_tail_calls): Likewise. Abort if there is
2233 more than one REG_EQUIV note.
2234 * reload1.c (gen_reload): Use set_unique_reg_note.
2236 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
2238 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
2239 (ix86_builtin_conversion): New function.
2241 2007-02-06 Mark Mitchell <mark@codesourcery.com>
2244 * tree.h (DECL_REPLACEABLE_P): New macro.
2245 * except.c (set_nothrow_function_flags): Likewise.
2247 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
2248 Ira Rosen <irar@il.ibm.com>
2249 Dorit Nuzman <dorit@il.ibm.com>
2251 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
2252 * targhooks.c (default_builtin_vectorized_conversion): New.
2253 * targhooks.h (default_builtin_vectorized_function): New declaration.
2254 * target.h (struct vectorize): Add builtin_conversion field.
2255 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
2256 stmt_vec_info_type value.
2257 (vectorizable_conversion): New declaration.
2258 * tree-vect-analyze.c (vect_analyze_operations): Add
2259 vectorizable_conversion call.
2260 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
2261 * tree-vect-transform.c (vectorizable_conversion): New function.
2262 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
2263 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
2265 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
2266 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
2267 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
2268 or ALTIVEC_BUILTIN_VCFSX.
2270 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2273 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
2274 CONST_DOUBLE and operand 0 is a hard register.
2275 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
2276 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
2277 is a hard floating-point register.
2279 2007-02-10 Richard Henderson <rth@redhat.com>
2280 Jakub Jelinek <jakub@redhat.com>
2281 Alexandre Oliva <aoliva@redhat.com>
2283 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
2284 * builtin-types.def (BT_WORD): Make unsigned.
2285 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
2286 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
2287 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
2288 * c-decl.c (grokdeclarator): Don't error if !have_tls.
2289 * c-parser.c (c_parser_omp_threadprivate): Likewise.
2290 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
2292 * expr.c (emutls_var_address): New.
2293 (expand_expr_real_1): Expand emulated tls.
2294 (expand_expr_addr_expr_1): Likewise.
2295 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
2296 * output.h (emutls_finish): Declare.
2297 * toplev.c (compile_file): Call it.
2298 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
2299 address before wrapping in CONST.
2300 * varasm.c (emutls_htab, emutls_object_type): New.
2301 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
2302 (get_emutls_object_name, get_emutls_object_type): New.
2303 (get_emutls_init_templ_addr, emutls_decl): New.
2304 (emutls_common_1, emutls_finish): New.
2305 (assemble_variable): When emulating tls, swap decls; generate
2306 constructor for the emutls objects.
2307 (do_assemble_alias): When emulating tls, swap decl and target name.
2308 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
2310 * varpool.c (decide_is_variable_needed): Look at force_output.
2311 Recurse for emulated tls.
2312 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
2313 with decide_is_variable_needed.
2314 * emutls.c: New file.
2315 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
2316 tls_object for real tls.
2318 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2320 PR rtl-optimization/29599
2321 * reload1.c (eliminate_regs_in_insn): Take the destination
2322 mode into account when computing the offset.
2324 2007-02-09 Stuart Hastings <stuart@apple.com>
2325 Richard Henderson <rth@redhat.com>
2327 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2328 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2329 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
2330 fixuns_truncdfhi2): New.
2331 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
2332 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
2333 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
2334 (floatunssidf2): Allow nonimmediate source.
2335 * gcc/config/i386/sse.md (movdi_to_sse): New.
2336 (vec_concatv2di): Drop '*'.
2337 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
2338 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2339 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
2341 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
2342 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2343 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
2344 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
2345 (ix86_build_signbit_mask): Fix decl of v, refactor to call
2346 ix86_build_const_vector.
2347 (x86_emit_floatuns): Rewrite.
2349 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2351 * genautomata.c (longest_path_length): Delete unused function.
2352 (struct state): Delete unused longest_path_length.
2353 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
2354 (get_free_state): Delete unused.
2356 2007-02-09 Jan Hubicka <jh@suse.cz>
2358 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
2359 * doc/invoke.texi (inline-unit-growth): Update default value.
2361 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
2362 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
2363 (rebuild_cgraph_edges): Likewise.
2364 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
2365 (dump_cgraph_node): Dump frequencies.
2366 (cgraph_clone_edge): Add frequency scales.
2367 (cgraph_clone_node): Add freuqnecy.
2368 * cgraph.h (cgraph_edge): Add freuqnecy argument.
2369 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
2370 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
2371 * tree-pass.h (TODO_rebuild_frequencies): New constant.
2372 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
2373 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
2374 (save_inline_function_body): Likewise.
2375 * ipa-inline.c: inluce rtl.h
2376 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
2377 (cgraph_edge_badness): Use frequencies.
2378 (cgraph_decide_recursive_inlining): Update clonning.
2379 (cgraph_decide_inlining_of_small_function): Dump frequency.
2380 * predict.c (estimate_bb_frequencies): Export.
2381 * predict.h (estimate_bb_frequencies): Declare.
2382 * tree-inline.c (copy_bb): Watch overflows.
2383 (expand_call_inline): Update call of cgraph_create_edge.
2384 (optimize_inline_calls): Use TODO flags to update frequnecies.
2385 * passes.h: Include predict.h
2386 (init_optimization_passes): Move profile ahead.
2387 (execute_function_todo): Handle TODO_rebuild_frequencies.
2389 2007-02-09 Roger Sayle <roger@eyesopen.com>
2391 * config/alpha/alpha.c (emit_insxl): Force the first operand of
2392 the insbl or inswl pattern into a register.
2394 2007-02-09 Roger Sayle <roger@eyesopen.com>
2396 * config/ia64/ia64.md (bswapdi2): New define_insn.
2398 2007-02-09 Richard Henderson <rth@redhat.com>
2400 * config/i386/constraints.md (Ym): New constraint.
2401 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
2402 (movdi_1_rex64): Split sse and xmm general register moves from
2403 memory move alternatives. Use conditional register constraints.
2404 (movsf_1, movdf_integer): Likewise.
2405 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2406 (movdf_integer_rex64): New.
2407 (pushsf_rex64): Fix output constraints.
2408 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
2409 (sse2_stored): Likewise.
2410 (sse2_storeq_rex64): New.
2411 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
2412 amd and not generic.
2413 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
2414 for optimize_size. Remove SF/DFmode hack.
2416 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2418 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
2421 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
2422 Richard Sandiford <richard@codesourcery.com>
2424 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
2425 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
2426 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
2427 m68k/t-mlib to tmake_file.
2428 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
2429 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
2430 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
2431 Allow it to be cf or m68k. Set m68k_arch_family. If that
2432 variable is not empty, add t-$m68k_arch_family to tmake_file.
2433 Add t-mlibs to tmake_file.
2434 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
2435 * config/m68k/t-cf: New file.
2436 * config/m68k/t-m68k: Likewise.
2437 * config/m68k/t-mlibs: Likewise.
2438 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2439 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2440 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2441 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2442 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2444 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2445 (INSTALL_LIBGCC): Delete.
2446 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2447 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2448 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2449 (M68K_MLIB_CPU): Define.
2450 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2451 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2452 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2454 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2455 Richard Guenther <rguenther@suse.de>
2458 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2459 against INT_MIN/INT_MAX.
2460 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2461 file if a loop is removed.
2463 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2465 * calls.c (store_one_arg): Pass correct alignment to
2466 emit_push_insn for non-BLKmode values.
2467 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2468 unaligned stack slot via a suitably aligned slot.
2470 2007-02-08 DJ Delorie <dj@redhat.com>
2472 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2474 (legal_subregs): Use unsigned char, make const.
2475 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2477 2007-02-08 Paul Brook <paul@codesourcery.com>
2479 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2480 special interworking needed.
2482 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2484 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2485 conditional to __SSE2__.
2486 (Entries below should have been added to first ChangeLog
2487 entry for amdfam10 dated 2007-02-05)
2488 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2490 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2492 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2495 2007-02-08 DJ Delorie <dj@redhat.com>
2497 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2498 * config/m32c/m32c.c (legal_subregs): New.
2499 (m32c_illegal_subreg_p): New.
2500 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2501 unsupported subregs of hard regs.
2503 2007-02-08 Jan Hubicka <jh@suse.cz>
2505 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2506 the same one; always update histograms.
2508 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2510 * passes.c (init_optimization_passes): Tidy comment.
2512 2007-02-08 Roger Sayle <roger@eyesopen.com>
2514 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2515 strip zero_extend, bswap and rotates from POCOUNT's argument.
2516 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2517 zero_extend and rotates from PARITY's argument.
2518 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2519 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2520 of an integer constant at compile-time.
2522 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2525 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2527 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2530 * tree-ssa-live.c (remove_unused_locals): Do not remove
2531 TREE_ADDRESSABLE variables.
2532 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2533 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2534 FOR_CLOBBER. Update all users.
2535 If VAR has an associated alias set, add a virtual operand for
2536 it if no alias is found to conflict with the memory reference.
2538 2007-02-07 Jan Hubicka <jh@suse.cz>
2539 Robert Kidd <rkidd@crhc.uiuc.edu>
2541 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2543 2007-02-07 Ian Lance Taylor <iant@google.com>
2545 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2547 2007-02-07 Roger Sayle <roger@eyesopen.com>
2549 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2550 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2551 tablejumpdi, movsi_to_cr_one): Remove constraints from
2552 define_expand's match_operands.
2554 2007-02-07 Roger Sayle <roger@eyesopen.com>
2556 * global.c (compute_regsets): Move declatation of "i" inside of
2557 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2559 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2562 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2563 of INDIRECT_REF <RESULT_DECL>.
2565 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2567 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2568 Kaz Kojima <kkojima@gcc.gnu.org>
2571 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2573 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2575 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2577 * doc/loop.texi: Document possibility not to perform disambiguation
2578 of loops with multiple latches.
2579 * cfgloopmanip.c (alp_enum_p): Removed.
2580 (add_loop): Handle subloops. Use get_loop_body_with_size.
2581 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2582 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2583 the new forwarder block.
2584 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2585 Handle the case latch is NULL.
2586 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2587 when marking loop exits.
2588 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2590 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2591 disambiguate_loops_with_multiple_latches.
2592 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2593 before fix_loop_structure.
2594 * cfgloop.c: Include pointer-set.h and output.h.
2595 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2596 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2597 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2598 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2599 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2600 disambiguate_multiple_latches, get_loop_body_with_size,
2601 disambiguate_loops_with_multiple_latches): New functions.
2602 (flow_loop_dump): Dump multiple latch edges.
2603 (flow_loop_nodes_find): Handle loops with multiple latches.
2604 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2605 (glb_enum_p): Modified.
2606 (get_loop_body): Use get_loop_body_with_size.
2607 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2608 (AVOID_CFG_MODIFICATIONS): New constant.
2609 (disambiguate_loops_with_multiple_latches, add_loop,
2610 get_loop_body_with_size): Declare.
2611 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2613 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2616 * global.c (compute_regsets): New function.
2617 (global_alloc): Refactored ELIMINABLE_REGSET
2618 and NO_GLOBAL_ALLOC_REGS computation out.
2619 (rest_of_handle_global_alloc): Call compute_regsets()
2620 for non-optimizing case.
2622 2007-02-06 Richard Henderson <rth@redhat.com>
2624 * config/i386/constraints.md (Y2): Rename from Y.
2625 (Yi): New constraint.
2626 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2627 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2628 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2629 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2630 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2631 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2632 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2633 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2634 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2635 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2636 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2637 vec_extractv2si_1): Change Y constraints to Y2.
2638 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2639 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2640 Change Y constraints to Y2.
2641 (sse2_loadld): Change Y constraints to x.
2643 2007-02-06 Roger Sayle <roger@eyesopen.com>
2645 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2646 (parity<mode>2): New define_expand using rs6000_emit_parity.
2647 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2648 rs6000_emit_parity): New functions.
2649 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2650 rs6000_emit_parity): Prototype here.
2652 2007-02-06 Ian Lance Taylor <iant@google.com>
2654 * lower-subreg.c (simple_move_operand): Reject CONST.
2655 (resolve_clobber): Call validate_change rather than directly
2656 assigning to XEXP (pat, 0).
2658 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2660 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2661 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2662 (tree-cfg.o): Remove hashtab.h dependency.
2664 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2665 (struct ivopts_data): Change niters to pointer_map_t.
2666 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2667 (niter_for_exit): Create pointer_map on demand. Change for
2669 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2670 (free_loop_data): Destroy data->niters if created and reset field.
2671 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2672 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2674 * tree-ssa-reassoc.c: Include pointer-set.h.
2675 (bb_rank): Change to long *.
2676 (operand_rank): Change to pointer_map_t.
2677 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2678 (insert_operand_rank): Accept long.
2679 (operand_entry_hash, operand_entry_eq): Remove.
2680 (get_rank): Return long. Adjust for changes above.
2681 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2683 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2685 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2686 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2687 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2689 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2690 directly since it cannot be NULL.
2691 (get_vi_for_tree): Rewrite for pointer_map API.
2692 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2693 (init_alias_vars): Create vi_for_tree as pointer_map.
2694 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2696 * tree-cfg.c: Don't include hashtab.h.
2697 (edge_to_cases): Declare as pointer_map.
2698 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2700 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2701 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2702 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2704 (record_switch_edge): Delete.
2705 (get_cases_for_edge): Adjust for pointer_map API, inline
2706 record_switch_edge (rewritten for new API), remove goto.
2708 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2710 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2711 * tree-nested.c: Include pointer-set.h.
2712 (var_map_elt, var_map_eq, var_map_hash): Delete.
2713 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2715 (nesting_info_bitmap_obstack): New.
2716 (lookup_field_for_decl): Adjust for pointer_map API.
2717 (lookup_tramp_for_decl): Adjust for pointer_map API.
2718 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2719 (get_local_debug_decl): Adjust for pointer_map API.
2720 (convert_nl_goto_reference): Adjust for pointer_map API.
2721 (convert_nl_goto_receiver): Adjust for pointer_map API.
2722 (create_nesting_tree): Create outside GGC space. Create bitmap on
2723 the new obstack. Create field_map and var_map as pointer_maps.
2724 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2726 (lower_nested_functions): Move root here, no need to NULL it.
2727 Initialize and release the obstack.
2729 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2731 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2732 Remove prototypes and make them non-static.
2733 (struct tree_int_map): Remove.
2734 * tree.h (struct tree_int_map): Move here, turning TO into an
2736 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2738 * tree.h (TREE_COMPLEXITY): Remove.
2739 (struct tree_exp): Remove complexity field.
2740 * tree.c (build1_stat): Don't set it.
2742 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2743 Victor Kaplansky <victork@il.ibm.com>
2745 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2746 (vect_is_simple_reduction): Support reduction with induction as
2747 one of the operands.
2748 (vect_is_simple_iv_evolution): Fix formatting.
2749 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2750 formatting. Don't mark induction phis for vectorization.
2751 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2752 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2753 (vect_get_vec_def_for_operand): Support induction.
2754 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2756 (vectorizable_reduction): Support reduction with induction as one of
2758 (vectorizable_type_demotion): Use def-type of stmt argument rather
2759 than dummy def-type.
2761 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2762 flag_tree_scev_cprop.
2763 * common.opt (tree-scev-cprop): New flag.
2765 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2766 call to vect_get_new_vect_var.
2768 2007-02-06 Ira Rosen <irar@il.ibm.com>
2770 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2771 vectype is not NULL.
2772 (vect_pattern_recog_1): Likewise.
2774 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2776 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2777 (fold_negate_expr): Likewise.
2779 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2782 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2783 even if cv-qualification is the same.
2785 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2787 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2788 __enable_execute_stack on completion.
2790 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2792 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2793 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2794 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2795 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2796 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2797 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2798 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2799 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2801 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2803 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2804 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2805 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2806 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2807 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2808 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2809 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2810 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2811 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2812 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2813 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2814 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2815 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2816 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2817 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2818 sqrtextenddfxf2_i387): Added amdfam10_decode.
2820 * config/i386/athlon.md (athlon_idirect_amdfam10,
2821 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2822 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2823 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2824 athlon_ivector_store_amdfam10): New define_insn_reservation.
2825 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2828 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2830 * config/i386/athlon.md (athlon_call_amdfam10,
2831 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2832 define_insn_reservation.
2833 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2834 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2835 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2837 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2839 * config/i386/athlon.md (athlon_sseld_amdfam10,
2840 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2841 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2843 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2845 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2846 define_insn_reservation.
2847 * config/i386/i386.md (sseins): Added sseins to define_attr type
2848 and define_attr unit.
2849 * config/i386/sse.md: Set type attribute to sseins for insertq
2852 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2854 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2855 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2856 ssecomi_load_amdfam10, ssecomi_amdfam10,
2857 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2858 define_insn_reservation.
2859 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2861 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2863 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2864 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2865 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2866 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2867 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2868 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2869 define_insn_reservation.
2871 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2872 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2873 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2874 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2875 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2877 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2879 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2880 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2881 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2882 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2883 athlon_ssemul_load_k8): Added amdfam10.
2885 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2887 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2888 (x86_sse_unaligned_move_optimal): New variable.
2890 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2892 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2893 for unaligned vector SSE double/single precision loads for AMDFAM10.
2895 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2897 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2898 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2899 Define TARGET_CPU_DEFAULT_amdfam10.
2900 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2901 (processor_type): Add PROCESSOR_AMDFAM10.
2903 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2904 processor_type in config/i386/i386.h.
2905 Enable imul peepholes for TARGET_AMDFAM10.
2907 * config.gcc: Add support for --with-cpu option for amdfam10.
2909 * config/i386/i386.c (amdfam10_cost): New variable.
2910 (m_AMDFAM10): New macro.
2911 (m_ATHLON_K8_AMDFAM10): New macro.
2912 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2913 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2914 x86_promote_QImode, x86_integer_DFmode_moves,
2915 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2916 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2917 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2918 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2919 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2920 Enable/disable for amdfam10.
2921 (override_options): Add amdfam10_cost to processor_target_table.
2922 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2923 processor_alias_table.
2924 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2925 (ix86_adjust_cost): Add code for amdfam10.
2927 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2929 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2930 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2931 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2932 * config/i386/i386.h: Add builtin definition for SSE4A.
2933 * config/i386/i386.md: Add support for ABM instructions
2935 * config/i386/sse.md: Add support for SSE4A instructions
2936 (movntss, movntsd, extrq, insertq).
2937 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2938 Add -march=amdfam10 flag.
2939 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2940 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2942 * doc/extend.texi: Add documentation for SSE4A builtins.
2944 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2946 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2948 2007-02-05 Richard Guenther <rguenther@suse.de>
2950 * tree-vectorizer.h (vectorizable_function): Add argument type
2951 argument, change return type.
2952 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2953 * tree-vect-transform.c (vectorizable_function): Handle extra
2954 argument, return vectorized function decl.
2955 (build_vectorized_function_call): Remove.
2956 (vectorizable_call): Handle calls with result and argument types
2957 differing. Handle loop vectorization factor correctly.
2958 * targhooks.c (default_builtin_vectorized_function): Adjust for
2960 * targhooks.h (default_builtin_vectorized_function): Likewise.
2961 * target.h (builtin_vectorized_function): Add argument type
2963 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2964 extra argument, allow vectorizing of lrintf.
2965 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2966 documentation of target hook.
2968 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2971 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2972 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2973 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2975 2007-02-05 Roger Sayle <roger@eyesopen.com>
2977 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2978 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2979 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2980 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2981 before canonicalizing sincos to cexpi.
2982 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2984 2007-02-05 Roger Sayle <roger@eyesopen.com>
2986 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2987 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2988 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2990 2007-02-05 Roger Sayle <roger@eyesopen.com>
2992 * mips-tfile.c (initialize_init_file): Correct endianness test.
2994 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2996 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2999 2007-02-05 Richard Sandiford <richard@codesourcery.com>
3001 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
3002 saves in a PARALLEL before the register assignments.
3004 2007-02-05 Richard Sandiford <richard@codesourcery.com>
3006 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
3007 DWARF_FRAME_RETURN_COLUMN to be a general register.
3008 * dwarf2out.c (init_return_column_size): New function, split from...
3009 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
3010 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
3011 to be nongeneral registers.
3012 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
3014 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
3015 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
3017 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
3019 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
3021 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
3023 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
3024 (remove_path): Use can_remove_branch_p and remove_branch instead
3025 of loop_delete_branch_edge.
3026 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
3027 (tree_transform_and_unroll_loop): Remove dead branches immediately.
3028 Update profile using scale_dominated_blocks_in_loop.
3029 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
3030 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
3031 (can_remove_branch_p, remove_branch): Declare.
3032 * tree-cfg.c (tree_can_remove_branch_p): New function.
3033 (tree_cfg_hooks): Add tree_can_remove_branch_p.
3034 * cfgrtl.c (rtl_can_remove_branch_p): New function.
3035 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
3037 2007-02-05 Jan Hubicka <jh@suse.cz>
3040 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
3041 nodes in cgraph, don't remove offline copy of the function.
3043 2007-02-04 Jan Hubicka <jh@suse.cz>
3045 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
3046 vectors might cause maybe_lookup_element_for_expr to be called
3047 on non-sra-candidate.
3049 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3051 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
3052 config/bfin/bfin.md, config/bfin/predicates.md: Follow
3053 spelling conventions.
3055 2007-02-04 Richard Guenther <rguenther@suse.de>
3058 * fold-const.c (try_move_mult_to_index): Make sure to not
3059 overflow one dimension of a multi-dimensional array access.
3061 2007-02-04 Jan Hubicka <jh@suse.cz>
3063 * passes.c (init_optimization_passes): Reindent.
3065 2007-02-04 Jan Hubicka <jh@suse.cz>
3066 Eric Botcazou <ebotcazou@adacore.com>
3068 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
3069 (execute_fixup_cfg): Break out the abnormal goto code.
3070 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
3071 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
3072 (optimize_inline_calls): Call make_nonlocal_label_edges.
3074 2007-02-04 Jan Hubicka <jh@suse.cz>
3076 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
3077 true when something was changed.
3078 (rename_ssa_copies): When something was changed, do
3079 TODO_remove_unused_locals.
3080 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
3081 add TODO_remove_unused_locals when instruction was removed.
3083 2007-02-04 Jan Hubicka <jh@suse.cz>
3085 * ipa-inline.c (try_inline): Improve debug output; work on already
3087 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
3088 call try_inline for already inlined edges too when flattening;
3089 inline also functions that make callee growth but overall unit size
3092 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3094 * config/m32c/bitops.md, config/m32c/jump.md,
3095 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
3096 config/m32r/m32r.h, config/m32r/m32r.md,
3097 config/m32r/predicates.md, config/m68hc11/larith.asm,
3098 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
3099 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
3100 config/mips/mips-protos.h, config/mips/mips.c,
3101 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
3102 config/mn10300/mn10300.h, config/mn10300/predicates.md,
3103 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
3104 spelling conventions.
3106 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
3107 Follow spelling conventions.
3109 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
3111 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
3112 warn about C++0x compatibility.
3114 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3116 * config/h8300/h8300.c, config/h8300/h8300.h,
3117 config/h8300/h8300.md: Follow spelling conventions.
3119 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
3122 * combine.c (try_combine): Do not substitute source operand
3123 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
3125 2007-02-03 Jan Hubicka <jh@suse.cz>
3127 PR gcov-profile/30650
3128 * value-prof.c (stringop_block_profile): Fix handling of size counter;
3129 do not divide by zero for never executed counters.
3130 (tree_find_values_to_profile): Fix counters.
3131 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
3133 2007-02-03 Ian Lance Taylor <iant@google.com>
3135 * lower-subreg.c (simple_move_operand): New static function,
3136 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
3138 (simple_move): Call simple_move_operand.
3139 (find_decomposable_subregs): Add special handling of MEMs.
3140 (can_decompose_p): Rename from cannot_decompose_p. Reverse
3141 meaning of return value. If we see a hard register, test whether
3142 it can store a word_mode value. Change all callers.
3144 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3146 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
3147 ftrapv insns and expanders.
3148 (subdi3): Change define_expand operand 1 to arith11_operand, and
3149 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
3150 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
3151 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
3155 * varasm.c (notice_global_symbol): Treat global objects as weak when
3158 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3160 * emit-rtl.c (dconstpi): Delete.
3162 (init_emit_once): Delete dconstpi and init dconstsqrt2.
3163 * real.h (dconstpi): Delete.
3165 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
3166 (fold_builtin_hypot): Likewise.
3168 2007-02-03 Tom Tromey <tromey@redhat.com>
3171 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
3172 -gcoff3, -gxcoff3, -gvms3 implies -dD.
3174 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
3176 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
3177 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
3178 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
3179 config/rs6000/cell.md, config/rs6000/darwin.h,
3180 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
3181 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
3182 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
3183 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
3184 typos. Follow spelling conventions.
3185 * doc/invoke.texi: Follow spelling conventions.
3187 2007-02-03 Roger Sayle <roger@eyesopen.com>
3189 * simplify-rtx.c (simplify_relational_operation_1): Implement some
3190 canonicalization transformations that attempt to simplify integer
3191 constant comparisons to become comparisons against zero.
3193 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3195 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
3197 * fold-const.c (fold_binary): Fix comment typos. Fold complex
3198 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
3200 2007-02-02 Mike Stump <mrs@apple.com>
3202 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
3203 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
3204 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
3205 generate a branch island.
3207 2007-02-02 Bob Wilson <bob.wilson@acm.org>
3209 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
3210 (xtensa_legitimate_address_p): New.
3211 (xtensa_legitimize_address): New.
3212 (xtensa_output_addr_const_extra): New.
3213 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
3215 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
3216 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
3217 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
3218 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
3219 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
3220 (xtensa_legitimize_address): New.
3221 (xtensa_output_addr_const_extra): New.
3223 2007-02-02 Steve Ellcey <sje@cup.hp.com>
3225 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
3227 2007-02-02 Ian Lance Taylor <iant@google.com>
3229 * expmed.c (expand_divmod): Add comment.
3231 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
3233 * emit-rtl.c (renumber_insns): Remove.
3234 * flags.h: Remove the extern for flag_renumber_insns.
3235 * rtl.h: Remove the prototype for renumber_insns.
3236 * toplev.c (flag_renumber_insns): Remove.
3238 2007-02-02 Hui-May Chang <hm.chang@apple.com>
3240 Revert for x86 darwin:
3241 2005-06-19 Uros Bizjak <uros@kss-loka.si>
3243 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
3244 code before the following patch under TARGET_MACHO.
3245 (ix86_function_value_regno_p): Likewise.
3247 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3249 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
3252 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3255 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
3256 general or fp registers. Add comments.
3257 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
3259 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
3261 * pointer-set.c (insert_aux): Only return insertion slot.
3262 (pointer_set_insert): Adjust.
3263 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
3264 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
3265 pointer_map_traverse): New.
3266 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
3267 pointer_map_create, pointer_map_destroy, pointer_map_insert,
3268 pointer_map_contains, pointer_map_traverse): Declare.
3270 2007-02-02 Jakub Jelinek <jakub@redhat.com>
3273 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
3274 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
3276 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3278 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
3280 (struct _dep): New type.
3281 (dep_t): New typedef.
3282 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
3283 (DEP_STATUS): New access macro. The macro with the same name was
3284 renamed to DEP_LINK_STATUS.
3285 (dep_init): Declare function
3287 (struct _dep_link): New type.
3288 (dep_link_t): New typedef.
3289 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
3290 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
3291 (DEP_LINK_STATUS): New macro.
3292 (debug_dep_links): New debug function.
3294 (struct _deps_list): New type.
3295 (deps_list_t): New typedef.
3296 (DEPS_LIST_FIRST): New access macro.
3297 (FOR_EACH_DEP_LINK): New cycle macro.
3298 (create_deps_list, free_deps_list, delete_deps_list): Declare
3300 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3301 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3302 (copy_deps_list_change_con): Ditto.
3304 (move_dep_link): Declare function.
3306 (struct _dep_node): New type.
3307 (dep_node_t): New typedef.
3308 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
3310 (struct haifa_insn_data.back_deps): New field to hold backward
3311 dependencies of the insn.
3312 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
3314 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
3315 Change its type to deps_list_t.
3316 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
3317 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
3318 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
3320 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
3322 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
3324 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
3326 (dep_cost): Declare.
3328 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
3329 (ds_to_dk, dk_to_ds): New functions.
3331 (init_dep_1): New static function.
3332 (init_dep): New function.
3333 (copy_dep): New static function.
3335 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
3337 (detach_dep_link): New static function.
3338 (move_dep_link): New function.
3340 (dep_links_consistent_p, dump_dep_links): New static functions.
3341 (debug_dep_links): New debugging function.
3343 (deps_obstack, dl_obstack, dn_obstack): New static variables.
3345 (alloc_deps_list, init_deps_list): New static functions.
3346 (create_deps_list): New function.
3347 (clear_deps_list): New static function.
3348 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
3349 (deps_list_consistent_p, dump_deps_list): New static functions.
3350 (debug_deps_list): New function.
3351 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
3353 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
3355 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
3356 use new scheduler dependencies lists.
3357 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
3358 (sched_analyze): Ditto. Initialize dependencies lists.
3359 (add_forw_dep, compute_forward_dependences): Update to use new
3360 scheduler dependencies lists.
3362 (init_dependency_caches): Init deps_obstack.
3363 (free_dependency_caches): Free deps_obstack.
3365 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
3366 new scheduler dependencies lists.
3367 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
3368 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3370 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
3371 Update to use new scheduler dependencies lists.
3372 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
3373 (debug_dependencies): Ditto.
3374 (schedule_region): Update comments.
3376 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
3377 scheduler dependencies lists.
3378 (schedule_ebb): Update comments.
3380 * rtl.def (DEPS_LIST): Remove.
3382 * lists.c (unused_deps_list): Remove.
3383 (free_list): Update assertions.
3385 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
3386 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3388 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
3389 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3391 * haifa-sched.c (comments): Update.
3392 (insn_cost1): Remove. Inline the code into insn_cost ().
3393 (insn_cost): Update to use new scheduler dependencies lists. Move
3394 processing of the dependency cost to dep_cost ().
3395 (dep_cost): New function. Use it instead of insn_cost () when
3396 evaluating cost of the dependency. Use compatible interface to
3397 interact with the target.
3398 (priority): Update to use new scheduler dependencies lists.
3399 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
3400 with greater number of insns that depend on the insn.
3401 (schedule_insn): Update to use new scheduler dependencies lists. Add
3402 code to free backward dependencies lists. Inline and optimize code
3403 from resolve_dep () - see PR28071.
3404 (ok_for_early_queue_removal): Update to use new scheduler dependencies
3405 lists. Update call to targetm.sched.is_costly_dependence hook.
3407 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3408 scheduler dependencies lists.
3410 (resolve_dep): Remove. Move the logic to schedule_insn ().
3411 (init_h_i_d): Initialize dependencies lists.
3413 (process_insn_depend_be_in_spec): Rename to
3414 process_insn_forw_deps_be_in_spec. Update to use new scheduler
3416 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
3417 Update to use new scheduler dependencies lists.
3418 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
3420 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
3421 new scheduler dependencies lists.
3422 (build_intra_loop_deps): Ditto.
3424 * target.h (struct _dep): Declare to use in
3425 gcc_target.sched.is_costly_dependence.
3426 (struct gcc_target.sched.adjust_cost): Fix typo.
3427 (struct gcc_target.sched.is_costly_dependence): Change signature to use
3428 single dep_t parameter instead of an equivalent triad.
3429 (struct gcc_target.sched.adjust_cost_2): Remove.
3431 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
3433 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
3435 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
3437 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3439 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3440 (REG_DEP_TRUE): Document.
3442 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3443 Change signature to correspond to the targetm.sched.adjust_cost hook.
3444 Update use in TARGET_SCHED_ADJUST_COST_2.
3445 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3446 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3447 new scheduler dependencies lists.
3448 (ia64_gen_check): Ditto.
3450 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3453 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3454 signature to correspond to the targetm.sched.is_costly_dependence hook.
3455 (is_costly_group): Update to use new scheduler dependencies lists.
3457 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3458 instead of INSN_COST () macro.
3460 2007-02-01 Ian Lance Taylor <iant@google.com>
3462 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3464 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3466 * pa.md (tp_load): Correct mfctl instruction syntax.
3468 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3470 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3471 altivec_padding_size calculation on AIX. Improve comment, add
3472 assert to verify that it's right.
3474 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3477 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3480 * global.c (global_alloc): Add mising initialization of
3483 2007-02-01 Roger Sayle <roger@eyesopen.com>
3485 * alias.c (init_alias_analysis): Correct whitespace.
3486 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3487 partition_hot_cold_basic_blocks): Likewise.
3488 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3489 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3490 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3491 fold_builtin_snprintf_chk, fold_builtin_printf,
3492 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3493 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3494 * cfgcleanup.c (cleanup_cfg): Likewise.
3495 * cfgexpand.c (tree_expand_cfg): Likewise.
3496 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3497 * function.c (get_next_funcdef_no): Likewise.
3498 * gengtype.c (main): Likewise.
3499 * genmodes.c (main): Likewise.
3500 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3501 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3502 * ifcvt.c (noce_emit_move_insn): Likewise.
3503 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3505 * stor-layout.c (get_best_mode): Likewise.
3506 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3507 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3508 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3509 perform_var_substitution, solve_graph): Likewise.
3510 * tree-vrp.c (vrp_finalize): Likewise.
3512 2007-02-01 Ian Lance Taylor <iant@google.com>
3514 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3515 high part of a paradoxical subreg, return a constant zero.
3517 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3519 * toplev.c (lang_dependent_init): Call init_set_costs.
3520 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3522 2007-02-01 Richard Guenther <rguenther@suse.de>
3525 * fold-const.c (fold_negate_expr): Allow negating a
3526 constant if overflow does not change.
3528 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3530 * doc/c-tree.texi (Expression trees): Improve markup.
3531 * doc/tm.texi (Register Classes, Addressing Modes)
3532 (Floating Point): Fix spacing after abbreviations. Fix some
3535 2007-02-01 Ben Elliston <bje@au.ibm.com>
3537 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3538 * doc/contrib.texi: Likewise.
3539 * doc/install.texi: Likewise.
3541 2007-01-31 Richard Henderson <rth@redhat.com>
3542 Ian Lance Taylor <iant@google.com>
3544 * lower-subreg.c: New file.
3545 * rtl.def (CONCATN): Define.
3546 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3548 * emit-rtl.c (update_reg_offset): New static function, broken out
3549 of gen_rtx_REG_offset.
3550 (gen_rtx_REG_offset): Call update_reg_offset.
3551 (gen_reg_rtx_offset): New function.
3552 * regclass.c: Revert patch of 2006-03-05, restoring
3554 (clear_reg_info_regno): New function.
3555 * dwarf2out.c (concatn_loc_descriptor): New static function.
3556 (loc_descriptor): Handle CONCATN.
3557 * common.opt (fsplit_wide_types): New option.
3558 * opts.c (decode_options): Set flag_split_wide_types when
3560 * timevar.def (TV_LOWER_SUBREG): Define.
3561 * rtl.h (gen_reg_rtx_offset): Declare.
3562 (reg_scan_update): Declare.
3563 * regs.h (clear_reg_info_regno): Declare.
3564 * tree-pass.h (pass_lower_subreg): Declare.
3565 (pass_lower_subreg2): Declare.
3566 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3567 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3569 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3570 * Makefile.in (OBJS-common): Add lower-subreg.o.
3571 (lower-subreg.o): New target.
3573 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3575 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3577 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3580 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3582 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3585 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3587 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3589 * cfgloop.h: Include vec-prim.h.
3590 (enum li_flags): Remove LI_ONLY_OLD.
3591 (loop_iterator): Changed.
3592 (fel_next, fel_init): Iterate over loop tree.
3593 (FOR_EACH_LOOP_BREAK): New macro.
3594 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3596 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3597 * modulo-sched.c (sms_schedule): Ditto.
3598 * tree-vectorizer.c (vectorize_loops): Ditto.
3599 * doc/loop.texi: Update information on loop numbering and behavior of
3600 FOR_EACH_LOOP wrto new loops.
3601 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3602 add_to_evolution_1): Test nestedness of loops instead of comparing
3604 * tree-chrec.c (chrec_fold_plus_poly_poly,
3605 chrec_fold_multiply_poly_poly, chrec_evaluate,
3606 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3607 reset_evolution_in_loop): Ditto.
3608 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3610 2007-01-31 Dirk Mueller <dmueller@suse.de>
3612 * c-common.c (warn_about_parentheses): Separate warning about
3613 un-parenthized sequence of comparison operators from the one
3614 which is supposed to warn about x <= y <= z.
3616 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3618 * optabs.h (enum optab_index): Add new OTI_isinf.
3619 (isinf_optab): Define corresponding macro.
3620 * optabs.c (init_optabs): Initialize isinf_optab.
3621 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3623 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3624 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3626 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3627 expand_builtin_interclass_mathfn.
3628 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3629 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3630 (fxam<mode>2_i387): New insn pattern.
3631 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3632 built-in functions as x87 inline asm.
3634 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3636 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3638 2007-01-30 Eric Christopher <echristo@apple.com>
3640 * config.gcc: Add geode.
3642 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3644 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3645 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3646 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3647 value-prof.c: Fix comment typos.
3649 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3652 * doc/invoke.texi (Wpointer-arith): Document warning.
3654 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3656 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3657 the list of discrepancies from the draft TR.
3659 2007-01-30 Dirk Mueller <dmueller@suse.de>
3662 * doc/invoke.texi (-Wreturn-type): Update description to
3665 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3667 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3669 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3671 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3672 to handle optabs that operate on floating point input argument and
3673 output to integer output.
3674 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3675 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3676 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3677 expand_builtin_interclass_mathfn ().
3678 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3680 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3681 ilogbl built-in functions as x87 intrinsics.
3683 2007-01-30 Richard Guenther <rguenther@suse.de>
3686 * dwarf2out.c (reference_to_unused): Query varpool if the
3687 variable was output.
3689 2007-01-30 Richard Guenther <rguenther@suse.de>
3692 * passes.c (execute_one_pass): Reset in_gimple_form to not
3693 confuse non-unit-at-a-time mode.
3695 2007-01-29 Roger Sayle <roger@eyesopen.com>
3696 Richard Guenther <rguenther@suse.de>
3698 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3699 avoid undefined behaviour on overflow. Use force_fit_type_double
3700 to construct the constant with the specified TREE_OVERFLOW.
3702 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3704 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3705 * config/dfp-bit.h: Ditto.
3707 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3709 * c-decl.c (pop_scope): Replace warnings with call to
3710 warn_for_unused_label.
3711 * c-common.h (warn_for_unused_label): Declare.
3712 * c-common.c (warn_for_unused_label): Define.
3714 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3716 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3719 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3721 * Makefile.in (USER_H): Remove decfloat.h.
3722 * ginclude/decfloat.h: Delete, moving contents to ...
3723 * ginclude/float.h: Add support for decimal floating point,
3724 guarded by __STDC_WANT_DEC_FP__.
3726 2007-01-29 Mike Stump <mrs@apple.com>
3728 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3729 Analysis and Representation to resolve case insensitive conflict.
3730 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3732 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3734 * tree.h (struct tree_memory_tag): Add aliases member.
3735 (MTAG_ALIASES): New macro.
3736 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3737 (add_may_alias): Remove pointer-set. Update for may_aliases being
3739 (mark_aliases_call_clobbered): Update for may_aliases being a
3741 (compute_tag_properties): Ditto.
3742 (create_partition_for): Ditto.
3743 (compute_memory_partitions): Ditto.
3744 (dump_may_aliases_for): Ditto.
3745 (is_aliased_with): Ditto.
3746 (add_may_alias_for_new_tag): Ditto.
3747 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3748 (compute_is_aliased): New function.
3749 (compute_may_aliases): Call compute_is_aliased).
3750 (init_alias_info): Initialize alias_bitmap_obstack.
3751 (union_alias_set_into): New function.
3752 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3753 (have_common_aliases_p): Rewrite to take two bitmaps and use
3755 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3757 (finalize_ref_all_pointers): Update for add_may_alias changes.
3758 (new_type_alias): Ditto.
3759 * tree-flow-inline.h (may_aliases): Return a bitmap.
3760 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3761 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3762 may_aliases being a bitmap.
3763 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3764 may_aliases now returns a bitmap.
3765 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3767 * tree-ssa-operands.c (add_virtual_operand): Update for
3768 may_aliases being a bitmap.
3770 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3772 PR tree-optimization/30630
3773 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3774 variable as changed.
3776 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3779 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3780 expanded only once even if an error occurs.
3782 2007-01-29 Ben Elliston <bje@au.ibm.com>
3784 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3785 (__gcov_average_profiler): Likewise.
3786 (__gcov_ior_profiler): Likewise.
3787 (__gcov_merge_ior): Likewise.
3789 2007-01-28 Jan Hubicka <jh@suse.cz>
3791 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3792 * value-prof.c (stringop_block_profile): Likewise.
3794 2007-01-28 Jan Hubicka <jh@suse.cz>
3796 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3797 variant handling histograms; add wrapper.
3798 (clear_storage_via_libcall): Export.
3799 (emit_block_move_hints): Break out from ...; add histograms.
3800 (emit_block_move): ... this one.
3801 (clear_storage_hints): Break out from ...; add histograms.
3802 (clear_storage): ... this one.
3803 (set_storage_via_memset): Handle histogram.
3804 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3805 (clear_storage_hints, clear_storage_via_libcall): Declare.
3806 (set_storage_via_setmem): Update prototype.
3807 * doc/md.texi (movmem, setmem): Document new arguments.
3809 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3811 (stringop_block_profile): New global function.
3812 (tree_stringops_values_to_profile): Profile block size and alignment.
3813 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3815 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3816 (stringop_block_profile): Declare.
3817 * builtins.c: Include value-prof.h.
3818 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3819 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3820 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3821 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3822 * profile.c (instrument_values): Add new counters.
3823 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3825 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3826 (tree_init_edge_profiler): Build new profilers.
3827 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3828 (pass_tree_profile): Add dump.
3829 (tree_profile_hooks): Update.
3830 * Makefile.in (LIBGCOV): Add new constants.
3831 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3832 __gcov_ior_profiler): New.
3833 * i386.md (movmem/setmem expanders): Add new optional arguments.
3835 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3837 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3839 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3841 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3842 (tree_unswitch_single_loop): Pass eni_size_weights to
3843 tree_num_loop_insns.
3844 * tree-ssa-loop-manip.c: Include tree-inline.h.
3845 (can_unroll_loop_p): Pass eni_size_weights to
3846 tree_num_loop_insns.
3847 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3848 Pass eni_size_weights to estimate_num_insns.
3849 * tree.h (init_inline_once): Export.
3850 * toplev.c (backend_init): Call init_inline_once.
3851 * cgraphunit.c (cgraph_process_new_functions,
3852 cgraph_analyze_function): Pass eni_inlining_weights to
3854 * ipa-inline.c (compute_inline_parameters): Ditto.
3855 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3856 to estimate_num_insns.
3857 (try_unroll_loop_completely): Pass eni_size_weights to
3858 tree_num_loop_insns.
3859 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3860 ot estimate_num_insns.
3861 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3862 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3863 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3864 eni_time_weights): New variables.
3865 (init_inline_once): Initialize them.
3866 (struct eni_data): Mew.
3867 (estimate_num_insns_1, estimate_num_insns): Use weights.
3868 * tree-inline.h (struct eni_weights_d): New.
3869 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3870 (estimate_num_insns): Declaration changed.
3871 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3872 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3873 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3875 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3877 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3878 relations in the conflict function is valid.
3880 2007-01-27 Ian Lance Taylor <iant@google.com>
3882 * common.opt: Add fstrict-overflow.
3883 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3884 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3885 (TYPE_OVERFLOW_UNDEFINED): Define.
3886 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3888 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3889 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3890 (fold_negate_expr): Likewise.
3891 (make_range): Likewise.
3892 (extract_muldiv_1): Likewise.
3893 (maybe_canonicalize_comparison): Likewise.
3894 (fold_comparison): Likewise.
3895 (fold_binary): Likewise.
3896 (tree_expr_nonnegative_p): Likewise.
3897 (tree_expr_nonzero_p): Likewise.
3898 * tree-vrp.c (compare_values): Likewise.
3899 (extract_range_from_binary_expr): Likewise.
3900 (extract_range_from_unary_expr): Likewise.
3901 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3903 (nowrap_type_p): Likewise.
3904 * tree-scalar-evolution.c (simple_iv): Likewise.
3905 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3906 (build_range_check): Likewise.
3907 (extract_muldiv_1): Likewise.
3908 (fold_comparison): Likewise.
3909 * tree-vrp.c (vrp_int_const_binop): Likewise.
3910 (extract_range_from_unary_expr): Likewise.
3911 * convert.c (convert_to_integer): Likewise.
3912 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3913 (fold_comparison): Likewise.
3914 (fold_binary): Likewise.
3915 * optabs.c (optab_for_tree_code): Likewise.
3916 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3917 * simplify-rtx.c (simplify_const_relational_operation): Check
3918 flag_strict_overflow and flag_trapv.
3919 (simplify_const_relational_operation): Likewise.
3920 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3921 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3924 2007-01-27 Roger Sayle <roger@eyesopen.com>
3926 * tree.c (tree_fold_gcd): Delete.
3927 * tree.h (tree_fold_gcd): Remove prototype.
3928 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3929 test whether one constant integer is a multiple of another. Instead
3930 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3931 * fold-const.c (multiple_of_p): We've determined both TOP and
3932 BOTTOM are integer constants so we can call int_const_binop directly
3933 instead of the more generic const_binop.
3935 2007-01-27 Roger Sayle <roger@eyesopen.com>
3937 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3938 1*X check that the constant hasn't overflowed, to preserve the
3940 (round_up): Provide an efficient implementation when rouding-up an
3941 INTEGER_CST to a power-of-two.
3943 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3945 * doc/sourcebuild.texi: Add comma for clarity.
3946 * doc/extend.texi: Fix some typos.
3947 * doc/passes.texi: Likewise.
3948 * doc/cppinternals.texi: Likewise.
3949 * doc/c-tree.texi: Likewise.
3950 * doc/tree-ssa.texi: Likewise.
3951 * doc/install.texi: Likewise.
3953 2007-01-27 Jan Hubicka <jh@suse.cz>
3955 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3956 (pass_sra): Do not require alias information.
3957 * passes.c (init_optimization_passes): Add SRA
3959 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3961 * tracer.c (rest_of_handle_tracer): We already cleaned
3962 up the CFG in tracer() so don't do it here again.
3963 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3964 cleanup_cfg here, either. And don't call renumber_insns.
3966 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3967 and BB_HEAD are in the insn stream here. Instead make sure
3968 that BB_INSN is valid on all insns. Also, do check here that
3969 there are no pending branch predictions...
3970 (rtl_verify_flow_info): ...instead of doing it here. Checks
3971 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3974 2007-01-26 Roger Sayle <roger@eyesopen.com>
3976 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3977 function to simplify/factorize operand order canonicalization.
3978 (ix86_fixup_binary_operands): Reorganize using the above function.
3979 (ix86_binary_operator_ok): Likewise.
3981 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3983 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3984 file scope from optimize_attrs.
3985 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3987 (optimize_attrs): Clear insn_code_values after freeing it.
3989 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3991 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3992 a parts.base assignment.
3994 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3996 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3997 (compute_subscript_distance, initialize_data_dependence_relation,
3998 finalize_ddr_dependent, analyze_ziv_subscript,
3999 analyze_siv_subscript_cst_affine,
4000 compute_overlap_steps_for_affine_univar,
4001 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
4002 analyze_siv_subscript, analyze_miv_subscript,
4003 analyze_overlapping_iterations, subscript_dependence_tester_1,
4004 compute_self_dependence, free_dependence_relation): Work
4005 with affine_fn instead of chrecs.
4006 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
4007 common_affine_function, affine_function_base,
4008 affine_function_constant_p, affine_fn_op, affine_fn_plus,
4009 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
4010 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
4011 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
4012 (all_chrecs_equal_p): Removed.
4013 * tree-data-ref.h (affine_fn, conflict_function): New types.
4014 (struct subscript): Change type of conflicting_iterations_in_a
4015 and conflicting_iterations_in_b.
4017 2007-01-26 Steve Ellcey <sje@cup.hp.com>
4020 * config/pa/pa.h (TARGET_HPUX_11): New.
4021 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
4022 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
4024 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
4025 Richard Guenther <rguenther@suse.de>
4027 * tree-ssa-structalias.c (solve_graph): Handle case
4028 we merged the variable to another.
4030 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4032 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
4035 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
4036 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
4038 2007-01-25 DJ Delorie <dj@redhat.com>
4040 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
4041 allow changes to modes which don't fit in those registers.
4043 * reload1.c (choose_reload_regs): Check for invalid subregs before
4044 computing their locations, not after.
4046 2007-01-25 Geoffrey Keating <geoffk@apple.com>
4049 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
4050 save Altivec registers in an eh_return function.
4051 (compute_vrsave_mask): Likewise.
4052 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
4053 for saving Altivec registers.
4054 (rs6000_emit_prologue): Don't allocate stack twice in
4055 eh_return function. Correct expected value of altivec_save_offset
4056 when using save_world. Describe save of R0 to stack when using
4057 save_world. Describe stack pointer adjustment when using
4058 save_world. Remove duplicated eh_return parameter register saving.
4059 Update sp_offset variable after save_world.
4060 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
4062 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
4063 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
4066 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4068 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
4070 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4073 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
4074 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
4076 2007-01-25 Richard Guenther <rguenther@suse.de>
4078 * doc/invoke.texi (-Wcoverage-mismatch): Document.
4079 * common.opt (-Wcoverage-mismatch): New warning option.
4080 * coverage.c (get_coverage_counts): Ignore coverage mismatch
4081 if -Wcoverage-mismatch is given.
4083 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
4085 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
4086 (ipcp_driver): Change to static definition.
4087 Add dumping of the ifunctions.
4088 (constant_val_insert): Remove unused parameter. Support for SSA.
4089 (ipcp_propagate_const): Support for SSA.
4090 (ipcp_profile_bb_print): Print only analyzed nodes.
4091 (ipcp_replace_map_create): Remove support for Fortran constant
4093 * ipa-prop.c (ipa_method_modify_stmt,
4094 ipa_callsite_compute_param): Support for SSA.
4095 * ipa-prop.h (ipcp_driver): Remove declaration.
4096 (IS_VALID_TREE_MAP_INDEX): Add define.
4098 2007-01-24 Geoffrey Keating <geoffk@apple.com>
4100 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
4102 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4105 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
4106 constant argument to cabs and do it without checking for
4107 -funsafe-math-optimizations.
4109 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
4111 * c-common.h (RID_FIRST_CXX0X): New.
4112 (RID_LAST_CXX0X): New.
4113 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
4115 * c.opt (Wc++0x-compat): New.
4116 * doc/invoke.texi (-Wc++0x-compat): Document.
4118 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4120 * builtins.c (fold_builtin_carg): New.
4121 (fold_builtin_1): Use it.
4123 2007-01-24 Jan Hubicka <jh@suse.cz>
4125 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
4127 * ipa-inline.c (initial_insns, max_insns): Delete.
4128 (compute_max_insns): New function.
4129 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
4130 of insns as base for code growth.
4131 (cgraph_decide_inlining): Make initial_insns local; do not compute
4133 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
4134 * doc/invoke.texi (inline-unit-growth): Update docs.
4136 2007-01-24 Jakub Jelinek <jakub@redhat.com>
4138 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
4139 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
4140 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
4141 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
4142 for CPUs that have PTA_CX16 set.
4145 * gimplify.c (omp_check_private): New function.
4146 (gimplify_scan_omp_clauses): Use it for
4147 firstprivate/lastprivate/reduction.
4150 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
4151 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
4154 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
4155 If lower_lastprivate_clauses emits some statements, append them
4156 to dlist rather than body_p and to body_p append an initializer.
4157 (lower_omp_for): Adjust caller.
4159 2007-01-24 Steve Ellcey <sje@cup.hp.com>
4161 * target.h (globalize_decl_name): New.
4162 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4163 * output.h (default_globalize_decl_name): New.
4164 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
4166 (globalize_decl): Ditto.
4167 (default_globalize_decl_name): New.
4168 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
4169 (ia64_handle_version_id_attribute): New.
4170 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4171 (ia64_asm_output_external): Use globalize_decl_name instead
4173 * doc/extend.texi (version_id): New pragma.
4174 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
4176 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4178 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
4179 _uleb128_t and _Unwind_SWord with _sleb128_t.
4180 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
4181 uw_frame_state_for, uw_update_context_1): Likewise.
4182 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
4183 * unwind-pe.h (read_uleb128, read_sleb128,
4184 read_encoded_value_with_base): Likewise.
4185 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
4187 2007-01-24 Richard Guenther <rguenther@suse.de>
4189 * builtins.c (expand_builtin_cexpi): Get the fndecl
4190 for cexp in the correct way.
4192 2007-01-24 Jan Hubicka <jh@suse.cz>
4194 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
4196 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4198 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
4199 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
4200 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
4201 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
4202 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
4203 __SIZEOF_PTRDIFF_T__.
4204 * doc/cpp.texi: Documentation for the new builtin macros added.
4206 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
4208 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
4209 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
4210 instead of operands[2] to avoid access past the end of array.
4212 2007-01-24 Richard Sandiford <richard@codesourcery.com>
4214 * reload1.c (emit_reload_insns): Pass the reload register
4215 for a non-spill output reload through forget_old_reloads_1.
4217 2007-01-23 Joseph Myers <joseph@codesourcery.com>
4219 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4220 _SOFT_DOUBLE if doubles use software floating-point.
4221 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
4222 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4223 * config/rs6000/darwin-ldouble.c: Also compile functions for
4224 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
4225 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4226 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
4227 commented-out long double override.
4228 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
4229 * config/rs6000/eabispe.h: Likewise.
4230 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
4231 long double for non-SPE.
4232 (rs6000_handle_option): Likewise.
4233 (invalid_e500_subreg): Disallow more subregs involding DImode,
4234 DFmode, TImode or TFmode.
4235 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
4237 (legitimate_lo_sum_address_p): Also check for TFmode for E500
4239 (rs6000_legitimize_address): Also handle TFmode for E500 double.
4240 (rs6000_legitimize_reload_address): Also handle TFmode for E500
4242 (rs6000_legitimate_address): Also check for TFmode for E500
4244 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
4245 (spe_build_register_parallel): Handle TFmode and TCmode.
4246 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
4248 (function_arg): Handle TFmode and TCmode for E500 double.
4249 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
4251 (print_operand): Handle TFmode and TImode for %y.
4252 (rs6000_generate_compare): Handle TFmode comparisons for E500
4254 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
4255 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
4256 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
4257 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
4258 TFmode for E500 double.
4259 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
4260 (floatsidf2): Enable for E500 double.
4261 (movtf_softfloat): Use rs6000_nonimmediate_operand.
4262 (extenddftf2): Change to extenddftf2_fprs.
4263 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
4264 depending on TARGET_E500_DOUBLE.
4265 (extendsftf2): Enable for E500 double.
4266 (trunctfdf2): Enable for E500 double.
4267 (trunctfsf2): Change to trunctfsf2_fprs.
4268 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
4269 depending on TARGET_E500_DOUBLE.
4270 (floatsitf2): Enable for E500 double.
4271 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
4272 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
4273 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
4274 (negtf2): Change to negtf2_internal.
4275 (negtf2): New expander.
4276 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
4277 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
4278 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
4279 (movdi_internal32): Use rs6000_nonimmediate_operand.
4280 (unnamed splitter): Likewise.
4281 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
4282 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
4283 (SPE64TF, DITI): New mode macros.
4284 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
4287 (frob_<mode>_di_2): New.
4288 (frob_tf_di_8_2): New.
4289 (frob_di_df): Change to frob_di_<mode>; allow more modes.
4291 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
4293 (frob_ti_<mode>_8_2): New.
4294 (frob_ti_tf_2): New.
4295 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
4296 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
4298 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
4299 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
4300 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
4301 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
4302 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
4303 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
4306 2007-01-23 Ian Lance Taylor <iant@google.com>
4308 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
4310 (OBJS-archive): Reformat, alphabetize.
4311 (OBJS): Change out_object_file to OBJS-md.
4313 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
4315 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4316 JUMP_P and CALL_P predicates where applicable.
4317 * config/i386/i386.c: Ditto.
4318 * config/i386/i386.md: Ditto.
4319 * config/i386/mmx.md: Ditto.
4320 * config/i386/predicates.md: Ditto.
4322 2007-01-22 Andreas Schwab <schwab@suse.de>
4324 * config/m68k/m68k.h: Fix comment.
4326 2007-01-22 Jan Hubicka <jh@suse.cz>
4328 * passes.c (init_optimization_passes): Do not rerun
4329 pass_early_warn_uninitialized.
4331 2007-01-22 Richard Guenther <rguenther@suse.de>
4333 PR tree-optimization/30038
4334 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
4336 (execute_cse_sincos_1): Likewise.
4337 (execute_cse_sincos): Likewise.
4338 (gate_cse_sincos): Likewise.
4339 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
4340 the cexpi() canonicalization of sincos().
4341 * tree-pass.h (pass_cse_sincos): Declare.
4342 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
4344 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4346 PR rtl-optimization/29329
4347 * combine.c (replaced_rhs_insn): Rename to i2mod.
4348 (replaced_rhs_value): Rename to i2mod_new_rhs.
4349 (i2mod_old_rhs): New global variable.
4350 (combine_instructions): Adjust for above change. Save a copy of
4351 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
4352 note are substituted in the second instruction.
4353 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
4354 ditch the note if it pertains to the second eliminated register
4355 and this register is mentioned in i2mod_old_rhs.
4358 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4360 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
4361 the insn to which the note was originally attached.
4363 2007-01-21 Jan Hubicka <jh@suse.cz>
4365 * ipa-inline.c (inlining_mode): Comment, move up.
4366 (cgraph_decide_inlining_incrementally): Do not perform inlining
4367 itself; fix handling of flattening of self recursive functions.
4368 (cgraph_find_cycles): Remove.
4369 (cgraph_flatten_node): Remove.
4370 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
4371 (try_inline): New function.
4372 (cgraph_early_inlining): Update call of
4373 cgraph_decide_inlining_incrementally. Apply inlining here.
4374 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
4376 2007-01-21 Dirk Mueller <dmueller@suse.de>
4379 * tree-vrp.c (check_array_bounds): do not warn
4380 about ADDR_EXPR's of ARRAY_REF's which are immediately
4381 used in binary expressions.
4383 2007-01-21 Ira Rosen <irar@il.ibm.com>
4385 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
4386 read_write_dep and macros for its access.
4387 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4388 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
4389 argument, call vect_check_interleaving for every independent pair of
4390 data-refs. Mark loads that access the same memory location as a store
4392 (vect_check_dependences): Remove.
4393 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
4394 call, fix the call to vect_analyze_data_ref_dependence.
4395 (vect_analyze_data_ref_access): For statements that access the same
4396 data-ref, check that they are not stores; for loads, check that there
4397 is no store that access the same location.
4399 2007-01-20 Roger Sayle <roger@eyesopen.com>
4400 Joseph Myers <joseph@codesourcery.com>
4402 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
4403 (-fdump-rtl-stack): Likewise.
4404 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
4405 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
4406 (-mpt-fixed): Use @minus{} for minus sign.
4407 (Using Precompiled Headers): Fix under/overfull hbox.
4409 2007-01-20 Jan Hubicka <jh@suse.cz>
4411 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
4412 place within annotation.
4414 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4416 * pa.c (output_move_double): Change array size of xoperands to 4.
4418 2007-01-20 Jan Hubicka <jh@suse.cz>
4420 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
4423 2007-01-19 Ian Lance Taylor <iant@google.com>
4425 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
4426 constant to unsigned HOST_WIDE_INT before negating.
4428 2007-01-19 Ian Lance Taylor <iant@google.com>
4430 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
4432 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
4433 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4434 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
4435 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
4436 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4437 (realloc_vdef, realloc_vuse): Change second parameter to
4439 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4441 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4442 unsigned. Change x and lim locals to unsigned.
4443 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4445 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4446 (copy_virtual_operands): Change i and n locals to unsigned.
4448 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4451 * builtins.c (fold_builtin_1): Handle builtin fdim.
4453 2007-01-20 Jan Hubicka <jh@suse.cz>
4455 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4456 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4457 init_alias_heapvars.
4458 (init_alias_heapvars): Initialize only when not already initialized.
4459 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4461 2007-01-19 Roger Sayle <roger@eyesopen.com>
4463 * common.opt (fsigned-zeros): New command line option.
4464 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4465 of flag_unsafe_math_optimizations.
4466 * opts.c (set_fast_math_flags): The -ffast-math command line option
4467 implies -fno-signed-zeros.
4468 (fast_math_flags_set_p): Likewise.
4470 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4471 the documentation of -ffast-math appropriately. Wrap long lines.
4473 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4475 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4476 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4478 2007-01-19 Tomas Bily <tbily@suse.cz>
4480 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4482 (tree_init_ic_make_global_vars): New function
4483 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4484 (tree_gen_ic_profiler): New function
4485 (tree_gen_ic_func_profiler): New function
4486 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4487 (tree_profile_hooks): Added hook for indirec/virtual calls
4488 * value-prof.c (tree_find_values_to_profile): New case for
4490 (tree_values_to_profile): Call for determining indirect/virtual
4492 (tree_indirect_call_to_profile): New function
4493 (tree_ic_transform): New function
4494 (tree_ic): New function
4495 (find_func_by_pid): New function
4496 (init_pid_map): New function
4497 (tree_value_profile_transformations): Added check for
4498 indirect/virtual call transformation
4499 * value-prof.h (enum hist_type): New counter type for
4500 indirect/virtual calls
4501 (profile_hooks): Added new hook for profiling indirect/virtual
4503 * profile.c (instrument_values): New case for indirect/virtual
4505 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4506 (GCOV_COUNTER_V_INDIR): New counter type
4507 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4508 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4510 * cgraph.c: Definition of cgraph_max_pid
4511 (cgraph_create_node): Default init of pid attribute
4512 * cgraph.h: Declaration of cgraph_max_pid
4513 (struct cgraph_node): Added pid attribute
4514 * libgcov.c (__gcov_indirect_call_profiler): New function
4515 (__gcov_one_value_profiler_body): New function
4516 (__gcov_one_value_profiler): Body was moved to
4517 __gcov_one_value_profiler_body and calls it
4519 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4521 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4522 * gengtype.c (write_types_data, write_func_for_structure,
4523 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4524 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4525 (walk_type, write_func_for_structure): Generate the mark_hook if
4528 2007-01-19 Jan Hubicka <jh@suse.cz>
4530 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4531 'early' argument take inlining mode argument specifying whether to
4532 inline for size/speeed or all functions; add support for flattening;
4534 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4536 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4539 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4540 the name of the declared identifier.
4542 2007-01-19 Dirk Mueller <dmueller@suse.de>
4544 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4545 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4546 duplicate evaluation.
4548 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4550 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4551 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4552 to XFMode, use acosxf2 and truncate result to requested mode.
4553 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4554 (asin<mode>2): Similarly, with asin expanders.
4555 (*fscalexf4_i387): Rename from *fscalexf4.
4556 (expNcorexf3): New expander.
4557 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4558 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4559 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4560 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4561 patterns for SSE math.
4562 (exp10<mode>2): Similarly, with exp10 expanders.
4563 (exp2<mode>2): Similarly, with exp2 expanders.
4564 (expm1<mode>2): Similarly, with expm1 expanders.
4565 (ldexp<mode>3): Similarly, with ldexp expanders.
4566 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4567 Use gen_truncxf<mode>2_i387_noop to truncate result.
4569 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4571 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4572 for ColdFire targets.
4574 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4575 Richard Sandiford <richard@codesourcery.com>
4577 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4578 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4579 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4580 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4581 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4582 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4584 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4586 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4587 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4588 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4589 (*adddi_dilshr32_cf): New pattern.
4590 (adddi3, subdi3): Remove first alternatives.
4592 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4594 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4595 implemented using move.l, do not use its cc result for floating-point
4598 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4600 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4601 from accepting 's' constraints if flag_pic.
4603 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4605 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4606 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4607 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4608 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4610 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4612 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4613 ColdFire alternatives.
4614 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4615 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4616 architectures that support ff1 instruction.
4618 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4619 Julian Brown <julian@codesourcery.com>
4621 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4622 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4623 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4626 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4628 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4630 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4631 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4632 HOST_WIDE_INT instead of an rtx.
4633 (m68k_rtx_costs): Update call accordingly.
4634 (output_move_const_into_data_reg): Likewise. Fix formatting.
4635 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4637 (output_move_simode_const): Update calls after above changes.
4638 Rework to use automatic variables and predicates like MEM_P.
4639 * config/m68k/m68k.md (pushexthisi_const): Update call to
4642 2007-01-19 Dirk Mueller <dmueller@suse.de>
4644 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4647 2007-01-19 Richard Guenther <rguenther@suse.de>
4649 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4650 via cexp in case sincos is not available.
4652 2007-01-19 Richard Guenther <rguenther@suse.de>
4654 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4655 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4656 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4657 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4658 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4659 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4660 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4661 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4663 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4665 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4667 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4668 (atan2xf3): Directly generate RTL pattern.
4669 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4670 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4671 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4672 disable patterns for SSE math.
4673 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4674 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4675 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4676 disable patterns for SSE math.
4678 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4680 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4682 2007-01-18 Roger Sayle <roger@eyesopen.com>
4684 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4685 VIEW_CONVERT_EXPR to the same type as it's operand.
4687 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4689 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4690 configured for long double 128.
4692 2007-01-18 Mike Stump <mrs@apple.com>
4694 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4697 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4699 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4702 2007-01-18 Jan Hubicka <jh@suse.cz>
4704 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4705 greater than NUM_VOP_FREE_BUCKETS.
4707 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4709 * tree-ssa-structalias.c: Update comments.
4710 (ptabitmap_obstack): Removed.
4712 (oldpta_obstack): Ditto.
4713 (stats): Add a few members.
4714 (struct variable_info): Remove node, complex, address_taken, and
4715 indirect_target members. Add oldsolution member.
4716 (new_var_info): Do not initialize removed members.
4717 (constraint_expr_type): Remove INCLUDES.
4718 (constraint_graph): Add size, implicit_preds, rep,
4719 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4720 (FIRST_REF_NODE): New macro.
4721 (LAST_REF_NODE): Ditto.
4722 (FIRST_ADDR_NODE): Ditto.
4723 (find): New function.
4725 (dump_constraint): Do not handle INCLUDES.
4726 (insert_into_complex): Do not insert duplicate constraints.
4727 (condense_varmap_nodes): Renamed and rewritten into ...
4728 (merge_node_constraints): This. Also fix bug in handling of
4729 offseted copy constraints.
4730 (clear_edges_for_node): No longer need to deal with preds at all,
4731 or removing associated preds/succs.
4732 (merge_graph_nodes): Deal with indirect_cycles.
4733 Don't deal with predecessors.
4734 (add_implicit_graph_edge): New function.
4735 (add_pred_graph_edge): Ditto.
4736 (add_graph_edge): Don't deal with predecessors.
4737 (build_constraint_graph): Removed.
4738 (build_pred_graph): New function.
4739 (build_succ_graph): Ditto.
4740 (struct scc_info): Removed in_component. Added roots, dfs, and
4741 node_mapping. Remove visited_index, unification_queue.
4742 (scc_visit): Deal with union-find we do now.
4743 Deal with cycles with REF nodes.
4744 (collapse_nodes): Renamed and rewritten to ...
4745 (unify_nodes): This.
4746 (process_unification_queue): Removed.
4747 (topo_visit): Cleanup
4748 (do_da_constraint): Use find.
4749 (do_sd_constraint): Ditto.
4750 (do_ds_constraint): Ditto.
4751 (do_complex_constraint): Ditto.
4752 (init_scc_info): Update for removed and added members.
4753 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4754 (find_indirect_cycles): This.
4755 (equivalence_class): New variable.
4756 (label_visit): New function.
4757 (perform_variable_substitution): Rewritten.
4758 (free_var_substitution_info): New function.
4759 (find_equivalent_node): Ditto.
4760 (move_complex_constraints): Ditto.
4761 (eliminate_indirect_cycles): Ditto.
4762 (solve_graph): Only propagate changed bits.
4763 Use indirect cycle elimination.
4765 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4766 (tree_id_eq): Renamed to ...
4767 (tree_vi_eq): This. Update for member change
4768 (insert_id_for_tree): Renamed and rewritten to ...
4769 (insert_vi_for_tree): This.
4770 (lookup_id_for_tree): Renamed and rewritten to ...
4771 (lookup_vi_for_tree): This.
4772 (get_id_for_tree): Renamed and rewritten to ...
4773 (get_vi_for_tree): Ditto.
4774 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4775 (process_constraint): Don't handle INCLUDES.
4776 Remove special ADDRESSOF case.
4777 (find_func_aliases): Rewrite to use vi functions instead of id
4779 (create_function_info_for): Ditto.
4780 (create_variable_info_for): Ditto.
4781 (intra_create_variable_infos): Ditto.
4782 (merge_smts_into): Ditto.
4783 (find_what_p_points_to): Ditto.
4784 (init_base_vars): Ditto.
4785 (init_alias_vars): Ditto.
4786 (remove_preds_and_fake_succs): New function.
4787 (dump_sa_points_to_info): Dump new stats.
4788 (dump_solution_for_var): Use find.
4789 (set_used_smts): Fix formatting.
4790 (compute_points_to_sets): Updated for new functions.
4791 (ipa_pta_execute): Ditto.
4793 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4794 Richard Sandiford <richard@codesourcery.com>
4796 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4798 * calls.c (expand_call): If the return value is a PARALLEL,
4799 extract its first member.
4800 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4801 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4802 use FUNCTION_EXTRA_EPILOGUE.
4803 (m68k_function_value): Return a PARALLEL if the return value
4804 is of a pointer type.
4805 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4806 (FUNCTION_EXTRA_EPILOGUE): Remove.
4807 * config/m68k/m68k.md (D0_REG): New constant.
4809 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4811 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4812 output a NOP for empty epilogues.
4814 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4816 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4817 before function. Extend register save check to include all
4818 registers, not just integer ones.
4820 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4822 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4823 (m68k_use_return_insn): ...this.
4824 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4825 * config/m68k/m68k.c (use_return_insn): Rename to...
4826 (m68k_use_return_insn): ...this.
4827 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4830 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4832 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4833 nearest even, fix denormal rounding overflow.
4835 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4837 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4838 f%$smove and f%$move.
4839 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4840 (extendsfdf2_cf): Use fdmove instead of f%&move.
4841 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4842 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4844 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4846 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4849 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4851 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4852 (coldfire_single_format): Declare.
4853 (coldfire_double_format): Likewise.
4854 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4855 of qnan_msb_set to determine the lower bits of a canonical
4857 (encode_ieee_double): Likewise.
4858 (encode_ieee_quad): Likewise.
4859 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4860 (mips_single_format): Likewise.
4861 (ieee_double_format): Likewise.
4862 (mips_double_format): Likewise.
4863 (ieee_extended_motorola_format): Likewise.
4864 (ieee_extended_intel_96_format): Likewise.
4865 (ieee_extended_intel_128_format): Likewise.
4866 (ieee_extended_intel_96_round_53_format): Likewise.
4867 (ibm_extended_format): Likewise.
4868 (mips_extended_format): Likewise.
4869 (ieee_quad_format): Likewise.
4870 (mips_quad_format): Likewise.
4871 (vax_f_format): Likewise.
4872 (vax_d_format): Likewise.
4873 (vax_g_format): Likewise.
4874 (i370_single_format): Likewise.
4875 (i370_double_format): Likewise.
4876 (decimal_single_format): Likewise.
4877 (decimal_double_format): Likewise.
4878 (decimal_quad_format): Likewise.
4879 (c4x_single_format): Likewise.
4880 (c4x_extended_format): Likewise.
4881 (real_internal_format): Likewise.
4882 (coldfire_single_format): New real_format.
4883 (coldfire_double_format): Likewise.
4884 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4885 canonical_nan_lsbs_set.
4886 (pdp11_d_format): Likewise.
4887 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4888 if TARGET_COLDFIRE_CPU.
4890 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4892 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4893 (output_call, m68k_legitimize_call_address): Declare.
4894 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4895 parenthesees. Add support for a 'W' constraint.
4896 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4897 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4898 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4899 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4901 (override_options): Initialize them. Do not set flag_no_function_cse
4902 for TARGET_ID_SHARED_LIBRARY.
4903 (m68k_output_pic_call): Delete.
4904 (m68k_legitimize_call_address): New function.
4905 (print_operand): Remove the %o prefix. Handle the %p prefix.
4906 (output_call): New function.
4907 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4908 target address from the GOT if symbolic jumps are not allowed.
4909 * config/m68k/m68k.md (call, general_operand): Do not set
4910 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4911 Merge separate flag_pic and !flag_pic define_insns into...
4912 (*call, *call_value): ...these new patterns. Match the address
4913 rather than the containing MEM and require it to be a call_operand.
4914 Use output_call to generate the asm template.
4915 * config/m68k/predicates.md (const_call_operand): New predicate.
4916 (call_operand): Likewise.
4918 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4920 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4921 (STACK_GROWS_DOWNWARD): Define to 1.
4922 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4923 comments, emphasizing that these values are only defaults.
4924 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4925 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4927 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4929 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4931 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4932 Richard Sandiford <richard@codesourcery.com>
4934 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4935 (FP_REGNO_P): New macros.
4936 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4937 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4938 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4939 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4941 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4943 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4944 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4946 * config/m68k/t-floatlib: New file, extracting common code from...
4947 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4948 * config/m68k/t-uclinux: Here.
4949 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4950 routines on ColdFire targets.
4952 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4954 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4955 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4956 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4957 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4958 explicitly set MOTOROLA to 1.
4959 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4961 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4962 Nathan Sidwell <nathan@codesourcery.com>
4964 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4965 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4966 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4967 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4968 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4969 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4970 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4971 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4972 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4973 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4974 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4975 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4976 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4977 (DBX_REGISTER_NUMBER): Delete.
4978 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4979 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4980 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4982 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4984 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4985 * config/flat.h: New file.
4986 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4988 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4989 indirect references for -msep-data or -mid-shared-library.
4990 Do not use PC-relative code addresses either.
4991 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4993 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4994 for shared libraries and crt1.o for executables. Use crti.o and
4996 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4997 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4998 Do not add -elf2flt or -shared-lib-id options here.
4999 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
5000 Pass -shared-lib-id if -mid-shared-library, taking the library
5001 identifier from -mshared-library-id if given, otherwise
5003 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
5004 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
5005 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
5006 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
5007 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
5008 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
5010 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
5011 jump sequence for ISA A and ISA A+.
5012 (PICJUMP): Likewise.
5014 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5016 * config.gcc (m68k-*-uclinux*): Base the port on the common
5017 and m68k GNU/Linux files rather than on the generic ELF ones.
5018 * config/m68k/uclinux.h (TARGET_VERSION): Override.
5019 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5021 2007-01-18 Julian Brown <julian@codesourcery.com>
5022 Richard Sandiford <richard@codesourcery.com>
5024 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
5025 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5026 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
5028 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
5030 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5032 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5034 * doc/install.texi: Document m68k-uclinuxoldabi.
5035 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
5036 * config/m68k/uclinux-oldabi.h: New file, copied from
5037 config/m68k/uclinux.h.
5039 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
5041 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
5042 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
5043 (m32r_compute_frame_size): Use unsigned for regno.
5044 (m32r_reload_lr): Use gen_frame_mem.
5046 (m32r_output_function_epilogue): Don't output the function epilogue
5048 (m32r_expand_epilogue): New.
5049 (direct_return): Return false if the function has the interrupt
5051 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
5052 * config/m32r/m32r.md (epilogue): New expander.
5053 (return_lr, return_rte): New insns.
5054 (return): Make it expander.
5055 (return_normal): New expander.
5057 2007-01-18 Josh Conner <jconner@apple.com>
5060 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
5061 support for UNLE, UNLT, UNGE, and UNGT.
5063 2007-01-18 Jan Hubicka <jh@suse.cz>
5065 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
5066 * tree-tailcall (add_virtual_phis): Likewise.
5067 (optimize_tail_call): Return TODOs.
5068 (execute_tail_calls): Return TODOs.
5069 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
5070 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
5072 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5073 Cleanup cfg using TODO.
5074 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
5075 * passes.c (execute_function_todo): When cleanup did something, remove
5077 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
5078 (make_edges): Don't cleanup_cfg.
5080 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
5082 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
5083 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
5084 operate on the top of stack.
5085 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
5086 register handling of instructions that output to the second
5088 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
5089 (move_for_stack_reg): Special-case check for dead destination
5090 stack slot for constant load of 1.0 inside UNSPEC_TAN.
5092 * config/i386/i386.md (UNSPEC_TAN): New constant.
5093 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
5094 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
5095 to correctly model move of constant 1.0 to top stack slot.
5096 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
5097 (unnamed peephole2 pattern): Remove corresponding peephole2
5098 pattern that optimizes tan insn and loading of constant 1.0.
5099 (tanxf2): Use fptanxf4_i387.
5100 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
5101 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
5102 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5103 disable patterns for SSE math.
5104 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
5105 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
5107 2007-01-18 Dirk Mueller <dmueller@suse.de>
5108 Richard Guenther <rguenther@suse.de>
5111 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
5112 * common.opt (Warray-bounds): Add new warning option.
5113 * c-opts.c (c_common_handle_option): Define -Warray-bounds
5115 * Makefile.in: make tree-vrp.o depend on toplev.h
5116 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
5118 (check_array_refs, check_array_bounds, check_array_ref): New.
5120 2007-01-18 Jan Hubicka <jh@suse.cz>
5122 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
5123 (execute_ssa_ccp): Return flags conditionally.
5124 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
5126 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
5128 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
5130 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
5131 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
5133 * Makefile.c (GTFILES): Add cfglayout.h.
5134 * gengtype.c (open_base_files): Likewise.
5135 * cfglayout.c (cfg_layout_function_footer,
5136 cfg_layout_function_header) Reindent to make gengtype happy.
5137 * cfglayout.h (cfg_layout_function_footer,
5138 cfg_layout_function_header): Add GTY(()) marker.
5140 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
5142 2007-01-18 Ben Elliston <bje@au.ibm.com>
5144 * genautomata.c (write_automata): Include xstrerror output in the
5145 error message if writing the DFA description file fails.
5147 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
5149 * config/mips/mips-protos.h (mips_output_external): Make it
5151 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
5152 * config/mips/mips.c (irix_output_external_libcall): Likewise.
5153 (extern_list): Likewise.
5154 (extern_head): Likewise.
5155 (TARGET_ASM_FILE_END): Likewise.
5156 (mips_file_end): Likewise.
5157 (mips_output_external): Rewritten.
5159 2007-01-18 Ben Elliston <bje@au.ibm.com>
5161 * genpreds.c (write_insn_preds_c): Only write out the function
5162 body for regclass_for_constraint if we have register constraints.
5164 2007-01-17 Tom Tromey <tromey@redhat.com>
5166 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
5167 * doc/install.texi (Testing): Use sourceware.org.
5168 (Binaries): Likewise.
5169 (Specific): Likewise.
5170 * doc/contrib.texi (Contributors): Use sourceware.org.
5172 2007-01-17 Anatoly Sokolov <aesok@post.ru>
5174 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
5175 (AVR_ENHANCED): Rename to ...
5176 (AVR_HAVE_MUL): ... new.
5177 (avr_enhanced_p): Rename to ...
5178 (avr_have_mul_p): ... new.
5179 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
5180 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
5181 * config/avr/avr.c (avr_enhanced_p): Rename to ...
5182 (avr_have_mul_p): ... new.
5183 (base_arch_s): Rename 'enhanced' to 'have_mul'.
5184 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
5185 'avr_enhanced_p' and 'enhanced'.
5186 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
5187 AVR_HAVE_MUL instead of AVR_ENHANCED.
5188 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5189 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
5190 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
5191 instead of AVR_ENHANCED.
5192 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5193 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
5194 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
5196 2007-01-17 Ian Lance Taylor <iant@google.com>
5198 * vec.h (VEC_reserve_exact): Define.
5199 (vec_gc_p_reserve_exact): Declare.
5200 (vec_gc_o_reserve_exact): Declare.
5201 (vec_heap_p_reserve_exact): Declare.
5202 (vec_heap_o_reserve_exact): Declare.
5203 (VEC_OP (T,A,reserve_exact)): New static inline function, three
5205 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
5207 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
5208 (VEC_OP (T,A,copy)) [all versions]: Likewise.
5209 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
5210 * vec.c (calculate_allocation): Add exact parameter. Change all
5212 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
5213 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
5214 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
5215 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
5216 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
5217 (vec_heap_p_reserve_exact): New function.
5218 (vec_heap_o_reserve_exact): New function.
5220 2007-01-17 Jan Hubicka <jh@suse.cz>
5222 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
5224 2007-01-17 Eric Christopher <echristo@apple.com>
5226 * config.gcc: Support core2 processor.
5228 2007-01-16 Jan Hubicka <jh@suse.cz>
5230 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
5231 the names, just unlink the chain so we don't crash on dangling pointers
5234 2007-01-16 Jan Hubicka <jh@suse.cz>
5236 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
5237 * tree-pass.h: Reorder to make IPA passes appear toegher.
5238 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
5239 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
5240 parameters, do not call early inliner.
5241 * ipa-inline.c: Update comments. Include tree-flow.h
5242 (cgraph_decide_inlining): Do not compute inlining parameters.
5243 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
5244 be called with function context set up.
5245 (pass_ipa_inline): Remove unreachable functions before pass.
5246 (cgraph_early_inlining): Simplify assuming to be called from the
5248 (pass_early_inline): New pass.
5249 (cgraph_gate_ipa_early_inlining): New gate.
5250 (pass_ipa_early_inline): Turn into simple wrapper.
5251 (compute_inline_parameters): New function.
5252 (gate_inline_passes): New gate.
5253 (pass_inline_parameters): New pass.
5254 (apply_inline): Move here from tree-optimize.c
5255 (pass_apply_inline): New pass.
5256 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
5258 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
5260 (tree_function_versioning): Do not allocate dummy struct function.
5261 * tree-inline.h (optimize_inline_calls): Update prototype.
5262 * tree-optimize.c (execute_fixup_cfg): Export.
5263 (pass_fixup_cfg): Remove
5264 (tree_rest_of_compilation): Do not apply inlines.
5265 * tree-flow.h (execute_fixup_cfg): Declare.
5266 * Makefile.in (gt-passes.c): New.
5267 * passes.c: Include gt-passes.h
5268 (init_optimization_passes): New passes.
5269 (nnodes, order): New static vars.
5270 (do_per_function_toporder): New function.
5271 (execute_one_pass): Dump current pass here.
5272 (execute_ipa_pass_list): Don't dump current pass here.
5274 2007-01-16 Janis Johnson <janis187@us.ibm.com>
5276 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
5277 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
5279 2007-01-16 David Edelsohn <edelsohn@gnu.org>
5281 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
5282 (strong_alias): Define.
5283 (__gcc_qmul): Provide non-FMA for soft-float.
5289 (__gcc_qunord): New.
5299 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
5300 soft-float functions.
5301 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
5302 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
5303 about long double soft float.
5305 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
5306 Tehila Meyzels <tehila@il.ibm.com>
5308 * tree-vectorizer.h (is_pattern_stmt_p): New.
5309 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
5310 formatting (tabs instead of spaces). Cleanup and clarify setting
5311 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
5312 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
5313 (vectorizable_type_demotion): Check that types are integral.
5314 (vectorizable_type_promotion): Likewise.
5315 (vectorizable_store): Fix typo. Eliminate new-line at end of
5318 2007-01-16 Jan Hubicka <jh@suse.cz>
5320 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
5323 2007-01-15 Eric Christopher <echristo@apple.com>
5325 * ifcvt.c: Include vec.h, vecprim.h.
5326 (check_cond_move_block): New argument regs.
5327 Reorganize. Add registers used to regs.
5328 (cond_move_process_if_block): Use regs set above as
5331 2007-01-15 Eric Christopher <echristo@apple.com>
5333 * config/darwin.h: Update copyright.
5334 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
5335 (LINK_COMMAND_SPEC): Add -u.
5336 (LINK_SPEC): Fix umbrella for above.
5338 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
5340 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
5343 2007-01-15 Tom Tromey <tromey@redhat.com>
5345 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
5346 * doc/install.texi (Testing): Don't mention jacks.
5347 (Configuration): Document --enable-java-maintainer-mode. Move
5348 --with-java-home to libgcj-specific section. Document
5350 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
5352 2007-01-15 Jan Hubicka <jh@suse.cz>
5354 * tree-ssa-dce.c (DCE_TODOs): New.
5355 (propagate_necessity): Return if something changed.
5356 (eliminate_unnecessary_stmts): Likewise.
5357 (perform_tree_ssa_dce): Return TODO flags when needed.
5358 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
5360 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
5362 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
5363 (fyl2x_extend<mode>xf3_i387): New insn pattern.
5364 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
5365 patterns using X87MODEF12 mode macro. Extend operand 1
5366 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5367 (log10<mode>2): Ditto.
5368 (log2<mode>2): Ditto.
5369 (log1p<mode>2): Ditto.
5370 (logb<mode>2): Ditto.
5371 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
5372 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
5373 (*fxtractxf3_i387): Rename from *fxtractxf3.
5374 (fxtract_extend<mode>xf3_i387): New insn pattern.
5375 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
5376 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
5377 and gen_fyl2xxf3_i387().
5379 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
5381 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
5382 * cfgloopmanip.c (fix_loop_placement): Made static. Use
5383 get_loop_exit_edges. Changed return type to bool.
5384 * cfgloop.h (fix_loop_placement): Declaration removed.
5386 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
5388 * param.h (MIN_VECT_LOOP_BOUND): New.
5389 * params.def (MIN_VECT_LOOP_BOUND): New.
5390 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
5391 argument - minimum threshold for number of iterations.
5392 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
5393 argument to declaration.
5394 * tree-vect-analyze.c (vect_analyze_operations): Check value of
5395 MIN_VECT_LOOP_BOUND.
5396 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
5397 slpeel_tree_peel_loop_to_edge with additional argument.
5398 (vect_do_peeling_for_alignment): Likewise.
5399 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
5401 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
5404 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
5407 2007-01-14 Jan Hubicka <jh@suse.cz>
5409 * tree-dfa.c (remove_referenced_var): New function.
5410 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
5411 prune referenced vars list too.
5412 * tree-flow.h (remove_referenced_var): Declare.
5414 2007-01-14 Jan Hubicka <jh@suse.cz>
5416 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
5418 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
5419 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
5420 * except.h (verify_eh_throw_table_statements): Kill prototype.
5421 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
5422 into call exrepssions.
5423 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
5425 * tree-cfg.c: Include pointer-set.h.
5426 (verify_node_sharing): Work on pointer set.
5427 (verify_eh_throw_stmt_node): New.
5428 (verify_stmts): Use pointers sets, verify throw_stmt.
5430 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
5432 * ipa-reference.c (analyze_function): Consider also addresses taken
5435 2007-01-12 Roger Sayle <roger@eyesopen.com>
5437 * c-typeck.c (null_pointer_constant_p): Replace use of
5438 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5439 (build_c_cast): Likewise.
5441 2007-01-12 Roger Sayle <roger@eyesopen.com>
5443 * tree.h (force_fit_type_double): Remove unused final argument.
5444 * c-common.c (constant_expression_warning): Replace use of
5445 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5446 (convert_and_check): Likewise.
5447 (shorten_compare): Update call to force_fit_type_double.
5448 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5449 * convert.c (convert_to_pointer): Update call to
5450 force_fit_type_double.
5451 * fold-const.c (force_fit_type_double): Remove overflowed_const
5453 (int_const_binop, fold_convert_const_int_from_int,
5454 fold_convert_const_int_from_real, fold_div_compare,
5455 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5456 fold_abs_const, fold_not_const): Remove the final argument from
5457 calls to force_fit_type_double.
5459 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5461 * configure.ac: Set insn to "nop" for spu-*-* also.
5462 * configure: Regenerate.
5464 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5466 * builtins.def : Add BUILT_IN_FREE.
5468 2007-01-12 Jan Hubicka <jh@suse.cz>
5470 PR tree-optimization/30443
5471 * tree-inline.c (tree_function_versioning): Do not optimize when
5472 cloning for inlining.
5474 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5476 * doc/loop.texi: Document recording of loop exits.
5477 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5478 (update_single_exits_after_duplication,
5479 update_single_exit_for_duplicated_loop,
5480 update_single_exit_for_duplicated_loops): Removed.
5481 (duplicate_loop_to_header_edge): Do not call
5482 update_single_exits_after_duplication and
5483 update_single_exit_for_duplicated_loops.
5484 (loop_version): Do not update single_exit information.
5485 (fix_loop_structure): Use record_loop_exits instead of
5486 mark_single_exit_loops.
5487 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5488 the lists of loop exits.
5489 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5490 split_edge, merge_blocks): Update the lists of loop exits.
5491 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5492 loop_optimizer_init.
5493 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5494 of mark_single_exit_loops.
5495 (loop_optimizer_finalize): Call release_recorded_exits.
5496 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5497 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5498 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5499 update single exit information.
5500 * lambda-code.c (perfect_nestify): Ditto.
5501 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5502 (mark_single_exit_loops): Removed.
5503 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5504 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5505 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5507 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5508 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5509 (verify_loop_structure): Verify consistency of the exit lists.
5510 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5511 (set_single_exit): Removed.
5512 * cfgloop.h (struct loop_exit): New function.
5513 (struct loop): single_exit_ field replaced by exits field.
5514 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5515 (struct loops): Added exits hash.
5516 (mark_single_exit_loops, set_single_exit): Declaration removed.
5517 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5519 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5521 * doc/invoke.texi: Avoid use of @headitem.
5523 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5525 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5527 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5529 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5532 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5533 Richard Sandiford <richard@codesourcery.com>
5535 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5536 * config/m68k/m68k.opt: Resort options.
5537 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5539 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5540 Richard Sandiford <richard@codesourcery.com>
5542 * doc/invoke.texi: Document the macros that are defined by
5543 m68k's -mtune and -mhard-float options.
5544 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5545 (m68k_cpp_cpu_family): Likewise.
5546 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5547 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5548 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5549 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5550 (m68k_cpp_cpu_family): Likewise.
5552 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5554 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5555 macros besides mc68000 as tuning macros. Use a switch statement
5556 to set them and mcpu32.
5558 2007-01-12 Julian Brown <julian@codesourcery.com>
5560 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5561 (TARGET_68040_ONLY): Rename to...
5562 (TARGET_68040): ...this.
5563 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5564 * config/m68k/m68k.md: Likewise.
5566 2007-01-12 Julian Brown <julian@codesourcery.com>
5567 Nathan Sidwell <nathan@codesourcery.com>
5568 Richard Sandiford <richard@codesourcery.com>
5570 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5571 the -mcpu= argument associated with the --with-cpu setting.
5572 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5573 if different from the one implied by the -mcpu setting.
5574 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5575 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5576 * doc/invoke.texi: Mention ColdFire in the introduction to the
5577 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5578 -mno-div and -mhard-float options. Make -m68881 a synonym for
5579 -mhard-float. Document the previously-undocumented -m5206e,
5580 -m528x, -m5307 and -m5407 options. Tweak the existing option
5581 documentation for consistency.
5582 * doc/install.texi: Mention new --with-cpu arguments.
5583 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5584 default CPU if neither -mcpu nor -march are specified.
5585 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5586 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5587 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5588 using m68k_tune to decide between families that implement the
5589 same ISA. Use m68k_tune to set __mcfv4e__.
5590 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5591 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5592 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5593 (FL_ISA_C, FL_ISA_MMU): New macros.
5594 (MASK_COLDFIRE): Delete.
5595 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5596 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5597 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5598 (TARGET_HARD_FLOAT): Do not define here.
5599 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5600 (TUNE_68000): New macro.
5601 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5602 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5603 (TUNE_CFV2): Redefine in terms of m68k_tune.
5604 (uarch_type, target_device, fpu_type): New enums.
5605 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5606 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5607 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5608 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5609 (FL_FOR_isa_c): New macros.
5610 (m68k_isa): New enum.
5611 (m68k_target_selection): New structure.
5612 (all_devices, all_isas, all_microarchs): New tables.
5613 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5614 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5615 (MASK_ALL_CPU_BITS): Delete.
5616 (m68k_find_selection): New function.
5617 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5618 Map the legacy target options to a combination of the new ones.
5619 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5620 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5621 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5623 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5624 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5626 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5627 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5628 * config/m68k/m68k-devices.def: New file.
5630 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5631 Nathan Sidwell <nathan@codesourcery.com>
5633 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5634 (SUBTARGET_EXTRA_SPECS): New macros.
5635 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5636 use %(asm_cpu_spec) instead.
5637 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5638 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5639 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5640 (EXTRA_SPECS): Rename to...
5641 (SUBTARGET_EXTRA_SPECS): ...this.
5643 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5644 Richard Sandiford <richard@codesourcery.com>
5645 Julian Brown <julian@codesourcery.com>
5647 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5648 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5649 to the configuration's default CPU.
5650 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5651 Remove default masks.
5652 (m680[012]0-*-*): Set the default with_cpu to the first part of
5654 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5655 (m68k*-*-linux): Extend the --with-cpu handling to...
5656 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5657 and m68010. Don't set target_cpu_default2.
5658 * doc/install.texi: Document --with-cpu for m68k.
5659 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5660 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5661 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5662 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5663 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5664 (ASM_SPEC): Remove use of %(asm_cpu_default).
5665 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5666 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5667 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5668 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5669 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5670 (TARGET_DEFAULT): Delete.
5671 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5672 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5673 (CPP_CPU_SPEC): Delete.
5674 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5675 the appropriate string.
5676 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5677 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5678 (ASM_SPEC): Don't use %(asm_default_spec).
5679 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5680 TARGET_DEFAULT and add MASK_68881.
5681 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5683 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5685 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5686 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5687 MASK_68010 alongside MASK_68020.
5688 * doc/invoke.texi: Document -m68010.
5689 * config/m68k/m68k.opt (m68010): New.
5690 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5692 (TUNE_68010): New macro.
5693 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5694 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5695 (M68K_CPU_m68332): Add MASK_68010.
5696 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5697 fallback definition.
5698 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5700 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5701 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5702 to all entries that use MASK_68020.
5703 (output_move_simode_const, output_move_himode, output_move_qimode)
5704 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5705 instead of TARGET_68020 to select clr behavior. Remove comment
5706 about there being no TARGET_68010.
5707 * config/m68k/m68k.md: Likewise throughout.
5709 2007-01-12 Julian Brown <julian@codesourcery.com>
5711 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5712 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5713 * config/m68k/m68k.md: Likewise.
5715 2007-01-12 Julian Brown <julian@codesourcery.com>
5717 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5718 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5720 2007-01-12 Julian Brown <julian@codesourcery.com>
5722 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5723 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5724 * config/m68k/m68k.md: Likewise.
5726 2007-01-12 Julian Brown <julian@codesourcery.com>
5727 Richard Sandiford <richard@codesourcery.com>
5729 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5730 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5731 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5733 (TARGET_CPU32): Rename to...
5734 (TUNE_CPU32): ...this.
5735 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5736 (TUNE_CFV2): New macros.
5737 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5738 remove conditions that are implied by TARGET_68020.
5739 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5740 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5741 (m68k_output_function_epilogue): Likewise.
5742 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5743 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5744 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5745 non-68000 timings. Refactor multiplication and division costs.
5746 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5747 TUNE_CPU32 instead of TARGET_CPU32.
5748 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5749 and TUNE_68060 instead of TARGET_68060.
5750 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5751 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5753 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5754 && !TARGET_COLDFIRE" to choose between moveq and clr.
5755 Likewise in the unnamed movsf pattern.
5756 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5757 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5760 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5762 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5763 of tabbing before backslashes.
5765 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5767 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5768 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5769 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5771 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5773 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5774 find_interesting_uses_cond.
5775 (find_interesting_uses_cond): Use extract_cond_operands.
5776 (rewrite_use_compare): Use extract_cond_operands and
5777 force_gimple_operand_bsi. Do not call update_stmt.
5778 (determine_use_iv_cost_condition): Use extract_cond_operands.
5779 Return cheaper of using original bound and changing the exit bound.
5781 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5783 PR tree-optimization/29516
5784 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5785 most_expensive_mult_to_index, addr_to_parts,
5786 create_mem_ref, maybe_fold_tmr): Make the type of
5787 fields of TARGET_MEM_REF sizetype.
5788 (move_fixed_address_to_symbol, move_pointer_to_base):
5790 * tree.def (TARGET_MEM_REF): Add comment on types of
5793 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5795 * c-common.c (vector_types_convertible_p): Treat opaque types as
5796 always convertible if they have the same size, but not otherwise.
5798 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5800 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5801 Remove the b_unconditional field.
5802 (noce_try_sign_mask): Do not look at b_unconditional.
5803 (noce_process_if_block): Do not use merge_if_blocks. Update
5804 the CFG here. Do not set b_unconditional.
5805 (cond_move_process_if_block): Likewise.
5806 (find_cond_trap): Likewise.
5807 (check_cond_move_block): Require simple jump insns at the end
5810 2007-01-11 Jan Hubicka <jh@suse.cz>
5812 PR tree-optimization/1046
5813 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5814 when alias info is not ready.
5815 (pass_tail_recursion): Do not require aliasing.
5816 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5817 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5818 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5819 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5820 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5821 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5822 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5824 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5825 When aliasing is not build, mark statement as volatile.
5827 2007-01-11 Tom Tromey <tromey@redhat.com>
5829 PR preprocessor/15185, PR preprocessor/20989:
5830 * doc/cppopts.texi <-MT>: Update description of algorithm for
5831 computing default target.
5832 <-M, -MD>: Reword "basename" text.
5834 2007-01-11 Roger Sayle <roger@eyesopen.com>
5836 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5837 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5838 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5839 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5840 fold_builtin_bswap, real_constp, fold_builtin_pow,
5841 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5842 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5843 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5844 * convert.c (convert_to_pointer): Likewise.
5845 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5846 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5847 const_binop, fold_convert_const_int_from_int,
5848 fold_convert_const_int_from_real,
5849 fold_convert_const_real_from_real, sign_bit_p,
5850 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5851 fold_sign_changed_comparison, fold_unary, fold_comparison,
5852 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5853 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5854 * print-tree.c (print_node_brief, print_node): Likewise.
5855 * stor-layout.c (place_field, layout_type): Likewise.
5856 * tree-chrec.c (keep_cast): Likewise.
5857 * tree.c (build_vector, build_real, build_real_from_int_cst,
5858 build_complex): Likewise.
5860 2007-01-11 Roger Sayle <roger@eyesopen.com>
5862 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5863 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5865 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5867 * configure.ac (strict1_warn): Rename to strict_warn.
5868 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5869 cc_set_by_configure, quoted_cc_set_by_configure,
5870 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5871 all_boot_languages, all_stagestuff): Remove.
5872 (target_list): Remove bootstrap targets.
5873 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5874 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5875 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5876 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5877 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5878 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5879 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5880 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5881 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5882 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5883 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5884 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5885 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5886 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5887 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5888 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5889 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5890 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5891 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5892 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5893 (mostlyclean): Adjust.
5894 (clean, distclean): Don't mention bootstrap stuff.
5895 * configure: Regenerate.
5896 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5897 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5898 treelang/config-lang.in (stagestuff): Remove.
5899 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5900 stageprofile, stagefeedback, stagestuff): Remove mention.
5902 2007-01-11 Nick Clifton <nickc@redhat.com>
5904 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5906 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5907 (mcore_arith_K_S_operand): Run the test for the S constraint not
5908 the test for the M constraint.
5909 (mcore_addsub_operand): Do not accept integer values that are
5910 larger than 32 bits.
5911 * config/mcore/mcore.md: Remove unused constraints from split.
5912 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5914 (allocate_stack): Likewise.
5915 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5916 operands to 32 bits.
5917 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5919 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5920 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5921 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5922 mcore_output_bclri, mcore_output_andn, output_inline_const,
5923 mcore_output_move, mcore_output_movedouble): Likewise.
5924 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5925 (output_inline_const): Likewise.
5926 (output_inline_const): Fix format strings used in sprintf
5928 * config/mcore/mcore-protos.h: Update prototypes for changed
5929 functions in mcore.c.
5930 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5931 HOST_WIDE_INT and not int.
5932 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5933 CONST_OK_FOR_N): Likewise.
5934 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5935 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5938 2007-01-10 Jan Hubicka <jh@suse.cz>
5940 * tree-vrp.c (remove_range_assertions): Release defs.
5941 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5942 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5944 2007-01-10 Paul Brook <paul@codesourcery.com>
5946 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5947 * config/arm/arm.md (mulsi3subsi): New insn.
5949 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5951 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5952 (tree_transform_and_unroll_loop): New.
5953 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5956 2007-01-10 Robert Kennedy <jimbob@google.com>
5958 * fold-const.c (fold_comparison): Fold comparisons like (x *
5959 1000 < 0) to (x < 0).
5961 2007-01-10 Ian Lance Taylor <iant@google.com>
5963 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5964 operands have the same priority.
5966 2007-01-10 Tom Tromey <tromey@redhat.com>
5968 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5969 (fold_binary): Likewise.
5970 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5971 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5972 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5973 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5974 * langhooks.h (struct lang_hooks): Removed field
5975 'can_use_bit_fields_p'.
5977 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5979 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5981 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5983 * function.c (get_last_funcdef_no): New function.
5984 * function.h (get_last_funcdef_no): Declare.
5985 * tree-inline.c (initialize_cfun): Add initialization.
5986 (tree_function_versioning): Cleanup.
5988 2007-01-10 Jan Hubicka <jh@suse.cz>
5990 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5993 2007-01-10 Sa Liu <saliu@de.ibm.com>
5994 Ben Elliston <bje@au.ibm.com>
5996 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5997 for SAVE_NONLOCAL and Pmode for any other save level.
5998 * spu-protos.h (spu_restore_stack_block): Declare.
5999 * spu.md (save_stack_block): Remove.
6000 (restore_stack_block): Call spu_restore_stack_block.
6001 * spu.c (spu_restore_stack_block): New function.
6002 (spu_expand_epilogue): Remove old comment.
6004 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
6006 PR tree-optimization/30322
6007 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
6008 (cand_value_at): Return the value as aff_tree.
6009 (may_eliminate_iv): Convert the bound from aff_tree to tree.
6010 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
6011 aff_combination_mult): New functions.
6012 (aff_combination_add): Use aff_combination_add_cst.
6013 (aff_combination_convert): Allow conversions to a wider type.
6014 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
6015 * tree-affine.h (aff_combination_mult): Declare.
6017 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
6019 * doc/tm.texi: Update documentation to reflect reality of exec
6020 and start file search behaviours. Update copyright year.
6021 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
6022 header file directories.
6024 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
6026 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
6027 (*cosxf2): Rename to cosxf2_i387.
6028 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
6029 using X87MODEF12 mode macro. Rename patterns to
6030 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
6032 (*cosdf2, *cossf2): Ditto.
6033 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
6034 to match extended input operands.
6035 (sincos<mode>3): New expander.
6036 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
6037 insn patterns and corresponding splitters.
6039 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
6041 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
6042 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
6044 2007-01-09 Nicolas Pitre <nico@cam.org>
6047 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
6049 2007-01-08 Geoffrey Keating <geoffk@apple.com>
6051 * target.h (struct gcc_target): New field library_rtti_comdat.
6052 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
6053 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
6054 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
6055 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
6057 2007-01-08 Geoffrey Keating <geoffk@apple.com>
6059 * doc/invoke.texi (Optimize Options): Correct description of -O0.
6061 2007-01-08 Richard Guenther <rguenther@suse.de>
6063 * tree.h (force_fit_type_double): Export.
6064 (force_fit_type): Remove.
6065 * fold-const.c (force_fit_type_double): New function.
6066 (force_fit_type): Remove.
6067 (int_const_binop): Use it.
6068 (fold_convert_const_int_from_int): Likewise.
6069 (fold_convert_const_int_from_real): Likewise.
6070 (fold_div_compare): Likewise.
6071 (fold_sign_changed_comparison): Likewise.
6072 (fold_unary): Likewise.
6073 (fold_negate_const): Likewise.
6074 (fold_abs_const): Likewise.
6075 (fold_not_const): Likewise.
6076 * c-common.c (shorten_compare): Use force_fit_type_double.
6077 * convert.c (convert_to_pointer): Likewise.
6079 2007-01-08 Richard Guenther <rguenther@suse.de>
6081 * tree.h (build_int_cst_wide_type): Export.
6082 * tree.c (build_int_cst_wide_type): New function.
6083 (build_int_cst_wide): Fix comment.
6084 * builtins.c (fold_builtin_object_size): Use build_int_cst
6085 to build -1 or 0 of the correct type. Use fit_double_type
6086 to check for overflow.
6087 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
6089 (decode_field_reference): Likewise.
6090 (all_ones_mask_p): Likewise.
6091 (native_interpret_int): Use build_int_cst_wide_type.
6092 (fold_binary): Use build_int_cst_type to build an all-ones
6094 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
6096 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
6098 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
6100 2007-01-09 Ben Elliston <bje@au.ibm.com>
6102 * genautomata.c (STATS_OPTION): New option.
6103 (stats_flag): New flag.
6104 (gen_automata_option): Handle it.
6105 (initiate_automaton_gen): Ditto.
6106 (write_automata): Output statistics only if stats_flag is
6107 set. Likewise, output time statistics only if time_flag is set.
6108 * doc/md.texi (Processor pipeline description): Document new flag.
6110 2007-01-08 Richard Guenther <rguenther@suse.de>
6112 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
6113 * tree.c (build_int_cst_type): Likewise.
6114 (size_in_bytes): Don't call force_fit_type on the result.
6115 (int_fits_type_p): Use fit_double_type.
6116 * fold-const.c (fit_double_type): New function.
6117 (force_fit_type): Use it.
6118 * tree.h (fit_double_type): Export.
6120 2007-01-08 Jan Hubicka <jh@suse.cz>
6122 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
6123 * ipa.c (function_and_variable_visibility): Fix return type.
6125 2007-01-08 Richard Guenther <rguenther@suse.de>
6127 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
6128 of offset to build the index.
6129 * tree-pretty-print.c (dump_generic_node): Don't build negated
6130 const just for printing.
6131 * c-pretty-print.c (pp_c_integer_constant): Likewise.
6132 * builtins.c (fold_builtin_int_roundingfn): Check if result
6133 fits the type by using force_fit_type and comparing the result.
6134 * predict.c (predict_loops): Use compare_tree_int for comparison.
6135 * tree.c (build_int_cst): Fall back to integer_type_node for
6137 (build_int_cst_wide): Assert type is non-null.
6139 2007-01-08 Roberto Costa <roberto.costa@st.com>
6141 * tree-vrp.c (extract_range_from_cond_expr): New.
6142 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
6143 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
6145 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
6146 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
6147 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
6148 used as expressions.
6149 * tree-object-size.c (cond_expr_object_size): New.
6150 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
6152 2007-01-08 Jan Hubicka <jh@suse.cz>
6154 * tree-ssa-forwprop.c (forward_propagate_into_cond,
6155 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
6158 2007-01-08 Richard Guenther <rguenther@suse.de>
6160 PR tree-optimization/23603
6161 * tree-vrp.c (set_value_range_to_truthvalue): New function.
6162 (extract_range_from_binary): Fall back to truthvalue instead of
6163 varying for TRUTH_*_EXPR.
6164 (extract_range_from_comparison): Fall back to truthvalue instead of
6166 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
6167 if all visited PHI values were constant.
6169 2007-01-08 Jan Hubicka <jh@suse.cz>
6171 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
6172 (cgraph_analyze_function): break out from ...
6173 (cgraph_finalize_compilation_unit): ... here.
6174 (cgraph_expand_function): Remove forgoten commented out line.
6175 (cgraph_optimize): Analyze functions.
6177 2007-01-08 Jan Hubicka <jh@suse.cz>
6179 * tree-pas.h (TODO_remove_function): New flag.
6180 (TODO_update*): Renumber.
6181 (pass_ipa_increase_alignment,
6182 pass_ipa_function_and_variable_visibility): New passes.
6183 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
6184 (cgraph_function_and_variable_visibility): Move to ipa.c
6185 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
6186 cgraph_increase_alignment.
6187 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
6188 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
6189 calling tree-inline.
6190 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
6191 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
6192 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
6193 (gate_increase_alignment): New function.
6194 (pass_ipa_increase_alignment): New pass.
6195 * ipa.c: Inline tree-pass.h and timevar.h
6196 (function_and_variable_visibility): Move here from cgraphunit.c
6197 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
6198 * passes.c (init_optimization_passes): Add the two new passes.
6199 (execute_todo): Handle cgraph_remove_functions.
6201 2007-01-08 Nick Clifton <nickc@redhat.com>
6203 * config/frv/predicates.md (reg_or_0_operand): Accept
6206 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
6208 * config/bfin/rtems.h, config/bfin/t-rtems: New.
6209 * config.gcc: Add bfin*-rtems*.
6211 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6213 * c.opt: Add -flax-vector-conversions.
6214 * c-typeck.c (convert_for_assignment): Pass flag to
6215 vector_types_convertible_p to allow emission of note.
6216 (digest_init): Likewise.
6217 * c-opts.c: Handle -flax-vector-conversions.
6218 * c-common.c (flag_lax_vector_conversions): New.
6219 (vector_types_convertible_p): Unless -flax-vector conversions
6220 has been passed, disallow conversions between vectors with
6221 differing numbers of subparts and/or element types. If such
6222 a conversion is disallowed, possibly emit a note on the first
6223 occasion only to inform the user of -flax-vector-conversions.
6224 The new last argument specifies this.
6225 * c-common.h (flag_lax_vector_conversions): New.
6226 (vector_types_convertible_p): Add extra argument.
6227 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
6228 char_type_node for V*QI type vectors.
6229 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
6230 Update to satisfy new typechecking rules.
6231 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
6233 * doc/invoke.texi (C Dialect Options): Document
6234 -flax-vector-conversions.
6236 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6238 PR tree-optimization/29877
6239 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
6240 a register variable on the RHS to not be replaceable.
6242 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
6243 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
6244 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
6245 const_simm15, const_pow2, const_npow2): Added.
6246 * config/score/misc.md (insv, extv, extzv, movmemsi,
6247 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
6248 * config/score/score.c (score_address_cost, score_select_cc_mode):
6250 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
6251 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
6252 Update score_print_operand.
6253 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
6254 Adjust register allocate order and update some macro define.
6255 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
6256 mdx_block_move_straight, mdx_block_move_loop_head,
6257 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
6258 mdx_block_move): Added.
6259 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
6260 mdp_limm): Updated and fix some bug and typo.
6261 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
6262 (movsf, movdf, doloop_end): Added.
6264 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
6266 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
6267 config/arm/thumb2.md: Fix comment typos.
6268 * doc/extend.texi: Fix a typo.
6270 2007-01-07 Eric Christopher <echristo@apple.com>
6272 * configure.ac: Check for __stack_chk_fail for darwin.
6273 * configure: Regenerate.
6275 2007-01-07 Richard Guenther <rguenther@suse.de>
6277 * tree-vrp.c (extract_range_from_assert): CSE calls to
6278 compare_values where possible.
6279 (extract_range_from_unary_expr): Likewise.
6281 2007-01-07 Anatoly Sokolov <aesok@post.ru>
6283 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
6284 * config/avr/avr.c (call_insn_operand): Delete function.
6285 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
6286 instead of register number. Use predicates.
6287 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
6288 call_insn_operand): Add.
6290 2007-01-06 Jan Hubicka <jh@suse.cz>
6292 * tree-pass.h (pass_build_cgraph_edges): Declare.
6293 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
6294 (visited_nodes): Remove.
6295 (cgraph_create_edges): Move to cgraphbuild.c; rename to
6296 build_cgrpah_edges; make visited_nodes local.
6297 (cgraph_process_new_functions): DO not call initialize_inline_failed.
6298 (record_references_in_initializer): Move to cgraphbuild.c
6299 (initialize_inline_failed, rebuild_cgraph_edges,
6300 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
6301 (verify_cgraph_node): Make visited_nodes local.
6302 (cgraph_analyze_function): Do not call cgraph_create_edges and
6303 initialize_inline_failed.
6304 (cgraph_expand_function): Do not call cgraph_lower_function;
6305 assert that function is already lowered.
6306 * Makefile.in (cgraphbuild.o): New.
6307 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
6308 at the end of lowering passes.
6310 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
6312 * ifcvt.c (cond_move_convert_if_block): New function, code
6313 factored out from...
6314 (cond_move_process_if_block): ...here. Call the new function
6315 on the THEN and ELSE blocks.
6316 (merge_if_block): Do not copy global_live_at_end, merge_blocks
6317 already takes care of this.
6319 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6322 * tree.h (TREE_OVERFLOW_P): New.
6323 * c-typeck.c (parser_build_unary_op): Warn only if result
6324 overflowed and operands did not.
6325 (parser_build_binary_op): Likewise.
6326 (convert_for_assignment): Remove redundant overflow_warning.
6327 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
6329 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6331 * c-typeck.c (store_init_value): Split over two lines to follow
6332 the GNU coding style.
6334 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
6336 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
6337 __GXX_EXPERIMENTAL_CXX0X__.
6338 * doc/cpp.texi: Same.
6340 2007-01-05 Richard Guenther <rguenther@suse.de>
6343 * tree.c (get_narrower): Do not construct COMPONENT_REFs
6344 with mismatched types. Instead explicitly build a
6345 conversion NOP_EXPR.
6347 2007-01-05 Ian Lance Taylor <iant@google.com>
6349 * c-common.c (decl_with_nonnull_addr_p): New function.
6350 (c_common_truthvalue_conversion): Call it.
6351 * c-typeck.c (build_binary_op): Likewise.
6352 * c-common.h (decl_with_nonnull_addr_p): Declare.
6354 2007-01-05 Jakub Jelinek <jakub@redhat.com>
6357 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
6360 2007-01-05 Joel Brobecker <brobecker@adacore.com>
6362 * doc/install.texi (Final install): Document the fact that
6363 the GNAT runtime should not be stripped.
6365 2007-01-04 Jan Hubicka <jh@suse.cz>
6367 * tree-inline.c (fold_marked_statements): Update operand caches
6368 and EH after folding
6370 2007-01-04 Ian Lance Taylor <iant@google.com>
6372 * c-common.c (check_function_nonnull): Whitespace fix.
6374 2007-01-04 Jan Hubicka <jh@suse.cz>
6376 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
6377 comitted older version of patch.
6378 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
6379 function, celanup cfg and collect garbage.
6381 2007-01-04 Mike Stump <mrs@apple.com>
6383 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
6386 2007-01-04 Eric Christopher <echristo@apple.com>
6388 * libgcc2.c (__bswapsi2): Use SItype.
6389 (__bswapdi2): Use DItype.
6390 * libgcc2.h: Update for above.
6392 2007-01-04 Paul Brook <paul@codesourcery.com>
6394 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
6395 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
6396 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
6397 umulsidi3, umulsidi3adddi, smulsi3_highpart,
6398 umulsi3_highpart): Make conditional on !arm_arch6.
6399 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
6400 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
6401 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
6402 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
6403 umulsi3_highpart_v6): New insns.
6405 2007-01-04 Roger Sayle <roger@eyesopen.com>
6407 * fold-const.c (fold_convert): When casting an expression to void,
6408 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
6409 have a type. Instead of attempting to build a NOP_EXPR, return
6410 these "special" trees directly.
6412 2007-01-04 Joseph Myers <joseph@codesourcery.com>
6414 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
6415 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
6416 rs6000_cost->fp not 0 as adjustment for outer NEG.
6418 2007-01-04 Jan Hubicka <jh@suse.cz>
6420 * cgraph.c (cgraph_release_function_body): New function.
6421 (cgraph_remove_node): Use it.
6422 * cgraph.h (cgraph_release_function_body): Declare.
6423 * cgraphunit.c (cgraph_expand_function): Use it.
6424 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
6425 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
6426 is initialized and while compilation of other function is running.
6427 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
6428 statement CFG annotations from here to ...
6429 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
6431 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
6433 * cfgloop.h (enum li_flags): Make the constants powers of two.
6435 2007-01-04 Jan Hubicka <jh@suse.cz>
6437 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6439 (fold_marked_statements): New function.
6440 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6441 * tree-inline.h (copy_body_data): Add statements_to_fold.
6443 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6445 * config.gcc: Mention libgcc/config.host.
6446 * Makefile.in: Update comments mentioning libgcc.
6447 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6448 (all.cross, start.encap, rest.encap, rest.cross): Update
6449 dependencies for libgcc move.
6450 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6451 (clean-target, clean-target-libgcc): Delete.
6452 (srcdirify, GCC_EXTRA_PARTS): New macros.
6453 (libgcc-support, libgcc.mvars): New rules.
6454 (distclean): Remove mention of mklibgcc.
6455 (install): Don't reference INSTALL_LIBGCC.
6456 (install-common): Don't reference EXTRA_PARTS.
6457 (install-libgcc, install-multilib): Delete rules.
6458 * mklibgcc.in: Delete file.
6459 * doc/configfiles.texi: Don't mention mklibgcc.
6461 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6462 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6463 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6464 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6465 (mklibgcc, ldblspecs): Likewise.
6467 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6468 (posixpre.def): Use $(T).
6469 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6470 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6471 (SHLIB_LINK): Make dummy.
6472 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6474 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6476 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6477 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6478 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6479 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6481 * configure.ac (all_outputs): Remove mklibgcc.
6482 * configure: Regenerated.
6484 2007-01-03 Josh Conner <jconner@apple.com>
6487 * calls.c (compute_argument_addresses): Set stack and stack_slot
6488 for partial args, too.
6489 (store_one_arg): Use locate.size.constant for the size when
6490 generating a save_area.
6492 2007-01-03 Robert Kennedy <jimbob@google.com>
6494 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6495 whose definitions are deleted due to basic block merging.
6497 2007-01-03 Paul Brook <paul@codesourcery.com>
6500 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6502 (use_return_insn): Return 0 for Thumb interrupt functions.
6503 (print_multi_reg): Add rfe argument for IRQ returns.
6504 (arm_output_epilogue): Pop interrupt return address directly into PC.
6505 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6507 2007-01-03 Paul Brook <paul@codesourcery.com>
6509 Merge from sourcerygxx-4_1.
6510 * config/arm/thumb2.md: New file.
6511 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6513 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6514 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6515 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6516 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6518 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6519 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6521 * config/arm/ieee754-sf.S: Ditto.
6522 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6523 (thumb1_base_register_rtx_p): ... to this.
6524 (thumb_index_register_rtx_p): Rename...
6525 (thumb1_index_register_rtx_p): ... to this.
6526 (thumb_output_function_prologue): Rename...
6527 (thumb1_output_function_prologue): ... to this.
6528 (thumb_legitimate_address_p): Rename...
6529 (thumb1_legitimate_address_p): ... to this.
6530 (thumb_rtx_costs): Rename...
6531 (thumb1_rtx_costs): ... to this.
6532 (thumb_compute_save_reg_mask): Rename...
6533 (thumb1_compute_save_reg_mask): ... to this.
6534 (thumb_final_prescan_insn): Rename...
6535 (thumb1_final_prescan_insn): ... to this.
6536 (thumb_expand_epilogue): Rename...
6537 (thumb1_expand_epilogue): ... to this.
6538 (arm_unwind_emit_stm): Rename...
6539 (arm_unwind_emit_sequence): ... to this.
6540 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6541 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6542 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6543 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6544 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6545 thumb2_output_casesi): New functions.
6546 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6547 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6548 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6549 THUMB2_WORK_REGS): Define.
6550 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6551 arm_condexec_mask, arm_condexec_masklen)): New variables.
6552 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6553 (arm_override_options): Check new CPU capabilities.
6554 Set new architecture flag variables.
6555 (arm_isr_value): Handle v7m interrupt functions.
6556 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6558 (const_ok_for_arm): Handle Thumb-2 constants.
6559 (arm_gen_constant): Ditto. Use movw when available.
6560 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6562 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6563 (thumb_find_work_register, arm_load_pic_register,
6564 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6565 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6566 print_multi_reg, output_mov_long_double_fpa_from_arm,
6567 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6568 output_mov_double_fpa_from_arm, output_move_double,
6569 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6570 output_return_instruction, arm_output_function_prologue,
6571 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6572 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6573 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6574 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6575 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6576 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6578 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6579 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6580 (arm_file_start): Output directive for unified syntax.
6581 (arm_unwind_emit_set): Handle stack alignment instruction.
6582 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6583 Add v6t2, v7, v7a, v7r and v7m.
6584 (RETLDM): Add Thumb-2 code.
6585 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6586 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6587 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6588 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6589 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6590 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6591 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6592 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6593 ADJUST_INSN_LENGTH): Define.
6594 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6595 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6596 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6597 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6598 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6599 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6600 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6601 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6602 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6603 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6604 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6605 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6606 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6607 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6608 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6609 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6610 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6612 * config/arm/arm-tune.md: Regenerate.
6613 * config/arm/arm-protos.h: Update prototypes.
6614 * config/arm/vfp.md: Enable patterns for Thumb-2.
6615 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6616 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6617 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6618 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6619 * config/arm/libunwind.S: Add Thumb-2 code.
6620 * config/arm/constraints.md: Update include Thumb-2.
6621 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6622 * config/arm/ieee754-df.S: Ditto.
6623 * config/arm/bpabi.S: Ditto.
6624 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6625 * config/arm/predicates.md (low_register_operand,
6626 low_reg_or_int_operand, thumb_16bit_operator): New.
6627 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6628 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6629 * config/arm/t-arm-elf: Add armv7 multilib.
6630 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6632 (UNSPEC_STACK_ALIGN, ce_count): New.
6633 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6634 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6636 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6637 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6638 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6639 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6640 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6641 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6643 * doc/extend.texi: Document ARMv7-M interrupt functions.
6644 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6646 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6648 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6649 (struct _Unwind_Context): Rename args_size to flags, remove
6650 signal_frame field, add a new args_size field and version field.
6651 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6652 _Unwind_IsExtendedContext): New inline functions.
6653 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6654 Assume by_value array is only present if _Unwind_IsExtendedContext.
6655 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6656 _Unwind_IsSignalFrame.
6657 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6658 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6659 (uw_init_context_1): Initialize context->flags to
6660 EXTENDED_CONTEXT_BIT.
6661 * config/rs6000/linux-unwind.h (frob_update_context): Use
6662 _Unwind_SetSignalFrame.
6664 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6667 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6668 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6671 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6673 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6674 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6675 RET, AT_SP): Remove.
6676 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6679 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6680 * cfgbuild.c (find_basic_blocks): Likewise.
6681 * cfgrtl.c (rtl_create_basic_block): Likewise.
6682 * function.c (temp_slots_at_level): Likewise.
6683 * reg-stack.c (stack_regs_mentioned): Likewise.
6684 * regclass.c (allocate_reg_info): Likewise.
6685 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6686 set_bb_for_stmt, move_block_to_fn): Likewise.
6687 * tree-complex.c (tree_lower_complex): Likewise.
6688 * vec.h (VEC_safe_grow_cleared): New.
6690 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6692 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6694 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6695 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6697 * cfgloopmanip.c (scale_loop_frequencies): Export.
6698 (loopify): Scale the frequencies by prescribed coefficients.
6699 (set_zero_probability): New function.
6700 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6701 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6702 and frequencies according to arguments.
6703 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6705 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6706 * modulo-sched.c (sms_schedule): Set probabilities for entering
6707 versioned loop correctly.
6708 * tree-vect-transform.c (vect_transform_loop): Ditto.
6709 * cfgloop.h (loopify, loop_version): Declaration changed.
6710 (scale_loop_frequencies): Declared.
6712 2007-01-02 Jan Hubicka <jh@suse.cz>
6714 * cgraph.c: Include tree-flow.h
6715 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6717 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6718 * tree-pass.h (pass_all_early_optimizations): Declare.
6719 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6721 (cgraph_analyze_function): Do early_local_passes.
6722 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6723 Do not add referenced vars.
6724 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6726 (gate_all_early_local_passes): New gate.
6727 (pass_early_local_passes): Use new gate.
6728 (execute_early_local_optimizations): New functions.
6729 (gate_all_early_optimizations): New gate.
6730 (pass_all_early_optimizations): New pass.
6731 (execute_free_datastructures): Free SSA only when initialized.
6732 (gate_init_datastructures): Init only when optimizing.
6733 (tree_lowering_passes): Do early local passes when called late.
6734 * tree-profile.c (do_tree_profiling): Don't profile functions added
6736 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6737 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6739 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6740 during early_local_passes.
6741 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6744 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6746 * Makefile.in: Update copyright year.
6748 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6750 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6751 in $(lang_checks) and check-consistency targets.
6753 2007-01-02 Jan Hubicka <jh@suse.cz>
6755 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6756 Do not add referenced vars.
6757 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6759 * passes.c (init_optimization_passes): Put mudflap_2 after
6760 free_datastructures.
6762 2007-01-02 Jan Hubicka <jh@suse.cz>
6764 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6765 Set NOTHROW flag on call statements proved to be nothrow.
6766 Update statement of local calls so new pure/const functions are
6767 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6769 (tree_rest_of_compilation): Register hooks and initialize bitmap
6770 early. Do not set after_inlining flag.
6772 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6774 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6775 HOST_BITS_PER_LONGLONG
6777 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6780 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6781 warning for non-static initializers.
6783 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6785 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6786 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6787 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6788 Always use set_unique_reg_note to add REG_EQUAL notes.
6790 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6793 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6795 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6796 * cfgbuild.c (find_basic_blocks): Likewise.
6797 * cfgrtl.c (rtl_create_basic_block): Likewise.
6798 * function.c (temp_slots_at_level): Likewise.
6799 * reg-stack.c (stack_regs_mentioned): Likewise.
6800 * regclass.c (allocate_reg_info): Likewise.
6801 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6802 set_bb_for_stmt, move_block_to_fn): Likewise.
6803 * tree-complex.c (tree_lower_complex): Likewise.
6804 * vec.h (VEC_safe_grow_cleared): New.
6806 2007-01-02 Ian Lance Taylor <iant@google.com>
6808 * c-common.c (c_common_truthvalue_conversion): When warning about
6809 using an assignment as a truth value, set TREE_NO_WARNING.
6811 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6814 * c.opt (Wold-style-declaration): New.
6815 * doc/invoke.texi (C-only Warning Options): New.
6816 (Wold-style-declaration): Document it.
6817 (Wextra): Enabled by -Wextra.
6818 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6819 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6820 -Wold-style-declaration.
6822 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6824 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6825 * cfgbuild.c (find_basic_blocks): Likewise.
6826 * cfgrtl.c (rtl_create_basic_block): Likewise.
6827 * function.c (temp_slots_at_level): Likewise.
6828 * reg-stack.c (stack_regs_mentioned): Likewise.
6829 * regclass.c (allocate_reg_info): Likewise.
6830 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6831 set_bb_for_stmt, move_block_to_fn): Likewise.
6832 * tree-complex.c (tree_lower_complex): Likewise.
6833 * vec.h (VEC_safe_grow_cleared): New.
6835 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6837 * c-common.c (c_common_nodes_and_builtins): Since variants of
6838 void_type_node get built before it is given a name, we need to
6839 give those variants the name, too.
6840 (complete_array_type): We need to work with the canonical main
6841 type of the array, from which we will build the qualified version.
6842 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6843 * print-tree.c (print_node): Display canonical type information
6845 * stor-layout.c (layout_type): When we don't know the
6846 alignment of a type for which we're building an array, we end up
6847 guessing wrong, so make the type require structural equality.
6848 * tree.c (make_node_stat): When we build a new type, it is its
6850 (build_type_attribute_qual_variant): When building an attribute
6851 variant, its canonical type is the non-attribute variant. However,
6852 if the attributes are target-dependent and they differ, we need to
6853 use structural equality checks for this type.
6854 (build_qualified_type): A qualified type is not equivalent to its
6855 unqualified variant; set the canonical type appropriately.
6856 (build_distinct_type_copy): When building a distinct type from
6857 another type, the new type is its own canonical type.
6858 (build_variant_type_copy): When building a new type variant, we
6859 assume that it is equivalent to the original type.
6860 (build_pointer_type_for_mode): When building a pointer type, also
6861 build a canonical type pointer.
6862 (build_reference_type_for_mode): When building a reference type,
6863 also build a canonical type reference.
6864 (build_index_type): When we can't hash an index type (e.g.,
6865 because its maximum value is negative), the index type requires
6866 structural equality tests.
6867 (build_array_type): Build the canonical form of an array type.
6868 (build_function_type): Function types require structural equality,
6869 because they contain default arguments, attributes, etc.
6870 (build_method_type_directly): Ditto for method types.
6871 (build_offset_type): Build the canonical offset type.
6872 (build_complex_type): Build the canonical vector type.
6873 (make_vector_type): Build the canonical vector type.
6874 * tree.h (TYPE_CANONICAL): New.
6875 (TYPE_STRUCTURAL_EQUALITY_P): New.
6876 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6877 (struct tree_type): Added "canonical" field.
6878 * params.h (VERIFY_CANONICAL_TYPES): New.
6879 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6880 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6881 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6882 * doc/invoke.texi (verify-canonical-types): Document --param
6883 parameter for verifying canonical types.
6885 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6887 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6888 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6889 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6890 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6892 * config/rs6000/e500.h: New.
6893 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6894 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6896 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6897 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6898 TARGET_E500_DOUBLE): Remove.
6899 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6900 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6901 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6902 * config/rs6000/rs6000.c (rs6000_override_options): Use
6905 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6907 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6908 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6909 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6910 rs6000_emit_cmove): Don't check TARGET_E500.
6911 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6912 sordered): Don't check TARGET_E500.
6914 2007-01-01 Eric Christopher <echristo@apple.com>
6916 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6917 HARD_REGISTER_NUM_P.
6919 2007-01-01 Roger Sayle <roger@eyesopen.com>
6921 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6922 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6923 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6926 2007-01-01 Mike Stump <mrs@apple.com>
6928 * configure.ac: Remove support for building with Apple's gcc-3.1.
6930 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6933 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6934 REG is a hard register. Do not modify REG before calling
6936 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6937 multiple of the size of YMODE for certain lowpart cases.
6939 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6942 * gimplify (voidify_wrapper_expr): Update for
6945 2007-01-01 Andreas Schwab <schwab@suse.de>
6948 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6949 save of BR0 in extra_spill_size instead of spill_size.
6950 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6952 (ia64_expand_epilogue): Restore BR0 from its new location.
6954 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6956 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6957 Use a temporary variable if the left hand side is not a gimple
6960 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6962 * gimplify.c (gimplify_return_expr): Make the temporary variable
6963 for the return expression, a gimple register variable.
6965 2007-01-01 Jan Hubicka <jh@suse.cz>
6967 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6970 2007-01-01 Mike Stump <mrs@apple.com>
6972 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6974 * config/darwin.c (machopic_select_rtx_section): Use
6976 (darwin_mergeable_constant_section): Likewise.
6977 * configure: Regenerate.
6978 * config.in: Regenerate.
6980 2007-01-01 Jan Hubicka <jh@suse.cz>
6981 Andrew Pinski <pinskia@gmail.com>
6983 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6984 before starting IPA passes.