1 2007-02-28 Eric Christopher <echristo@apple.com>
3 * Makefile.in (install-include-dir): Don't rm -rf include.
5 2007-02-28 Richard Guenther <rguenther@suse.de>
8 * fold-const.c (fold_binary): Do not associate expressions
9 with more than one variable for integer types that do not wrap.
11 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
13 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
14 Delete, and replace with...
15 (fold_builtin_call_array): This. Update callers to use it.
16 * fold-const.c (fold_build_call_list): Delete, and replace with...
17 (fold_build_call_array): This.
18 (fold_build_call_list_initializer): Delete, and replace with...
19 (fold_build_call_array_initializer): This.
20 * tree.h: Update declarations to reflect above changes.
22 * c-typeck.c (build_function_call): Store converted arguments
23 in a stack-allocated array instead of building a list.
24 (convert_arguments): Store arguments in the array passed in as an
25 argument, and return the actual number of arguments.
26 * c-format.c: (check_function_format): Pass arguments in an
27 array instead of a list.
28 * c-common.c (check_function_nonnull): Likewise.
29 (check_function_sentinel): Likewise.
30 (check_function_arguments): Likewise.
31 * c-common.h: Update declarations to reflect above changes.
33 2007-02-28 Jan Hubicka <jh@suse.cz>
35 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
36 PRED_NEGATIVE_RETURN): Update outcomes.
38 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
40 * calls.c (emit_library_call_value_1): Handle partial registers
41 correctly when building up CALL_INSN_FUNCTION_USAGE.
43 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
45 * pa/predicates.md (move_src_operand): Allow zero for mode.
46 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
49 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
52 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
53 *movv2df_internal): Enable pattern only for valid operand
55 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
56 tie only 128bit modes. For MMX registers, tie only 64bit modes.
58 2007-02-27 Mike Stump <mrs@apple.com>
60 * config/darwin-crt3.c: Avoid compilation when compiling for a
63 2007-02-27 Joseph Myers <joseph@codesourcery.com>
65 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
67 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
68 for fixed headers and limits.h.
69 (install-include-dir, install-headers-tar, install-headers-cpio,
70 install-headers-cp, real-install-headers-tar,
71 real-install-headers-cpio, real-install-headers-cp): Handle
72 include-fixed as well as include.
73 (install-mkheaders): Don't install files that go only in include
75 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
77 * gcc.c (process_command): Remove special -BstageN/ handling.
78 (do_spec_1): Add include-fixed directories.
80 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
82 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
84 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
86 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
89 2007-02-27 Mark Mitchell <mark@codesourcery.com>
91 * c-common.c (get_priority): Add check for
92 SUPPORTS_INIT_PRIORITY.
94 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
96 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
98 * config/bfin/bfin.c: Include "cfglayout.h".
99 (MAX_LSETUP_DISTANCE): New macro.
100 (struct loop_info): New members incoming, incoming_src and
101 incoming_dest. Delete member predecessor.
102 (length_for_loop): New function.
103 (bfin_optimize_loop): Handle more different loop structures.
104 (bfin_discover_loop): Rework detection of predecessor blocks by
105 examining incoming edges.
106 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
108 (bfin_reorder_loops): New function.
109 (bfin_reorg_loops): Use these three new functions.
111 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
112 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
113 (CONSTRAINT_LEN): Add entry for 'q'.
114 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
116 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
117 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
119 * config/bfin/bfin.md (add_with_carry): New pattern.
120 (s_or_u, su_optab, su_modifier): New code macros/attrs.
121 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
122 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
123 support unsigned multiplies too. Removed incorrect commutativity from
124 operand 1 constraint where appropriate.
125 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
127 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
128 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
130 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
131 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
132 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
133 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
134 usmulhisi_hh_huh): New patterns.
136 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
137 lshifthi3): Fix output template to use half reg for operand 2.
139 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
142 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
144 2007-02-27 Andreas Schwab <schwab@suse.de>
146 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
148 2007-02-27 Jan Hubicka <jh@suse.cz>
150 * predict.c (last_basic_block_p): Remove.
151 (tree_estimate_probability): Update return heuristic for commonized
154 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
156 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
158 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
160 * doc/include/gcc-common.texi (versionsubtitle): New macro.
161 * doc/cpp.texi: Standardize title page.
162 * doc/cppinternals.texi: Likewise.
163 * doc/gcc.texi: Standardize title page, remove version number
165 * doc/gccint.texi: Likewise.
166 * doc/install.texi: Standardize title page, add table of
169 2007-02-26 Jan Hubicka <jh@suse.cz>
171 * predict.def: Set outcomes according to more recent results.
172 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
173 Remove dead predictors.
174 * predict.c (return_prediction): Fix pasto.
176 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
178 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
179 change; avoid a memory leak when returning early.
181 2007-02-26 Mark Mitchell <mark@codesourcery.com>
183 * c-decl.c (static_ctors): Move to c-common.c.
184 (static_dtors): Likewise.
185 (finish_function): Use c_record_cdtor_fn.
186 (build_cdtor): Move to c-common.c.
187 (c_write_global_declarations): Use c_build_cdtor_fns.
188 * c-common.h (static_ctors): Declare.
189 (static_dtors): Likewise.
190 (c_record_cdtor_fn): Likewise.
191 (c_build_cdtor_fns): Likewise.
192 * c-common.c (static_ctors): New variable.
193 (static_dtors): Likewise.
194 (c_record_cdtor_fn): New function.
195 (build_cdtor): Move from c-decl.c
196 (c_build_cdtor_fns): New function.
198 * output.h (assemble_addr_to_section): Declare.
199 (get_cdtor_priority_section): Likewise.
200 * varasm.c (assemble_addr_to_section): New function.
201 (get_cdtor_priority_section): Likewise.
202 (default_named_section_asm_out_destructor): Use them.
203 (destor_dtor_section_asm_out_destructor): Likewise.
204 (default_named_section_asm_out_constructor): Likewise.
205 (default_ctor_section_asm_out_constructor): Likewise.
206 * config.gcc (*-*-vxworks*): Include vxworks.o.
207 * config/t-vxworks (vxworks.o): New target.
208 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
209 (TARGET_ASM_CONSTRUCTOR): Define.
210 (TARGET_ASM_DESTRUCTOR): Likewise.
211 (vxworks_asm_out_constructor): Declare.
212 (vxworks_asm_out_destructor): Likewise.
214 * c-common.c (get_priority): Check that we have not just an
215 INTEGER_CST, but an integer constant with integeral type.
217 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
219 PR tree-optimization/30938
220 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
221 use &dt[nargs-1] instead of &dt[nargs] in the call to
222 vect_is_simple_use().
224 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
226 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
227 from register elimination as PRE_MODIFY / POST_MODIFY increments.
228 Do not attempt to handle MEM inside auto-inc expressions.
229 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
230 of a register modified by an auto-inc expression. However, do handle
231 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
232 (elimination_effects): Prohibit elimination of a register modified
233 by an auto-inc expression. Disable register elimination rules whose
234 target register is modified by an auto-inc expression with variable
237 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
239 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
241 (array_at_struct_end_p): New function.
242 (idx_infer_loop_bounds): Use it.
243 (estimate_numbers_of_iterations_loop): Export.
244 * predict.c (predict_loops): Use estimated_loop_iterations_int.
245 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
246 (tree_estimate_probability): Call record_loop_exits.
247 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
248 (estimated_loop_iterations, estimated_loop_iterations_int,
249 estimated_loop_iterations_tree): New functions.
250 (analyze_siv_subscript_cst_affine,
251 compute_overlap_steps_for_affine_1_2,
252 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
253 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
254 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
255 (PRED_LOOP_ITERATIONS_GUESSED): New.
256 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
257 * cfgloop.h (estimate_numbers_of_iterations_loop,
258 estimated_loop_iterations_int): Declare.
260 2007-02-25 Mark Mitchell <mark@codesourcery.com>
262 * doc/extend.texi: Document optional priority argument to
263 constructors and destructors.
264 * tree.c (init_priority_for_decl): Adjust GTY markers.
265 (init_ttree): Use priority-info hash functions for
266 init_priority_for_decl.
267 (tree_map_eq): Rename to ...
268 (tree_map_base_eq): ... this.
269 (tree_map_marked_p): Rename to ...
270 (tree_map_base_marked_p): ... this.
271 (tree_map_base_hash): New function.
272 (decl_init_priority_lookup): Rework.
273 (decl_fini_priority_lookup): New function.
274 (decl_priority_info): New function.
275 (decl_init_priority_insert): Use it.
276 (decl_fini_priority_insert): Likewise.
277 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
279 (decl_restrict_base_insert): Likewise.
280 (decl_debug_expr_insert): Likewise.
281 (decl_value_expr_lookup): Likewise.
282 (decl_value_expr_insert): Likewise.
283 * tree.h (priority_type): New type.
284 (decl_init_priority_lookup): Use priority_type.
285 (decl_fini_priority_lookup): New function.
286 (decl_init_priority_insert): Use priority_type.
287 (decl_fini_priority_insert): New function.
288 (DECL_HAS_INIT_PRIORITY): Tweak comments.
289 (DECL_INIT_PRIORITY): Likewise.
290 (SET_DECL_INIT_PRIORITY): Add comment.
291 (DECL_FINI_PRIORITY): New macro.
292 (SET_DECL_FINI_PRIORITY): Likewise.
293 (DEFAULT_INIT_PRIORITY): Document.
294 (MAX_INIT_PRIORITY): Likewise.
295 (MAX_RESERVED_INIT_PRIORITY): Likewise.
296 (tree_map_base): New type.
297 (tree_map_base_eq): New function.
298 (tree_map_base_hash): Likewise.
299 (tree_map_base_marked_p): Likewise.
300 (tree_map): Inherit from tree_map_base.
301 (tree_map_eq): Make it a macro.
302 (tree_map_marked_p): Likewise.
303 (tree_int_map): Inherit from tree_map_base.
304 (tree_int_map_eq): Make it a macro.
305 (tree_int_map_hash): Likewise.
306 (tree_int_map_marked_p): Likewise.
307 (tree_priority_map): New type.
308 (tree_priority_map_eq): New macro.
309 (tree_priority_map_hash): Likewise.
310 (tree_priority_map_marked_p): Likewise.
311 * varasm.c (emults_decl): Adjust for refactoring of tree_map
313 (emutls_common_1): Likewise.
314 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
315 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
316 of tree_map hierarchy.
317 * tree-cfg.c (move_stmt_r): Likewise.
318 (new_label_mapper): Likewise.
319 * c-tree.h (c_expand_body): Move to ...
320 * c-common.h (c_expand_body): ... here.
321 * c-decl.c (c_expand_body): Move to ...
322 * c-common.c (c_expand_body): ... here.
323 (c_common_attribute_table): Allow 1 argument for the constructor
324 and destructor attributes.
325 (get_priority): New function.
326 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
327 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
329 2007-02-24 Jan Hubicka <jh@suse.cz>
332 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
334 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
335 Jan Hubicka <jh@suse.cz>
338 * i386.c (counter_mode): New function.
339 (expand_set_or_movmem_via_loop): Use it.
340 (expand_movmem_epilogue): Likewise; fix pasto.
341 (ix86_expand_movmem): Do emit guard even for constant counts.
342 (ix86_expand_setmem): Likewise.
344 2007-02-25 Nick Clifton <nickc@redhat.com>
346 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
347 (JUMP_TABLES_IN_TEXT_SECTION): Define.
349 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
352 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
353 count argument with 0x10, not with 0x16.
354 (expand_setmem_epilogue): Ditto.
356 2007-02-24 Mike Stump <mrs@apple.com>
358 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
361 2007-02-24 Richard Guenther <rguenther@suse.de>
364 * fold-const.c (fold_binary): Fold x +- CST op x for
367 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
369 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
371 2007-02-24 Jan Hubicka <jh@suse.cz>
373 * cgraphunit.c (decide_is_function_needed): Honor
374 -fkeep-inline-functions.
376 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
378 * builtins.c (fold_builtin_modf): New.
379 (fold_builtin_2): Use it.
381 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
383 * loop-iv.c (implies_p): Detect additional cases where A implies B.
384 (determine_max_iter): Take additional LOOP arg; all callers changed.
385 Lose broken logic dealing with PLUS. Try to limit the upper bound by
386 one using simplifications.
387 (simplify_using_initial_values): Return if the expression becomes
388 invalid due to altered regs.
390 2007-02-23 DJ Delorie <dj@redhat.com>
392 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
394 2007-02-23 Mike Stump <mrs@apple.com>
396 * tlink.c (scan_linker_output): Parse linker messages from
397 darwin9's linker better.
399 2007-02-23 Steve Ellcey <sje@cup.hp.com>
402 * varpool.c (varpool_assemble_pending_decls): Set
403 varpool_last_needed_node to null.
405 2007-02-23 DJ Delorie <dj@redhat.com>
407 * config/i386/i386.c (ix86_data_alignment): Don't specify an
408 alignment bigger than the object file can handle.
410 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
413 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
414 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
415 (*movsf_1): Penalize MMX moves.
417 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
419 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
420 2^32-1 or more times unless flag_unsafe_loop_optimizations.
422 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
424 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
426 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
427 (fold_builtin_1): Use them.
428 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
429 BUILT_IN_SIGNIFICAND.
431 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
433 * config/i386/i386.c (bdesc_1arg): Initialize
434 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
435 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
436 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
437 and IX86_BUILTIN_MOVSLDUP.
439 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
441 PR rtl-optimization/30841
442 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
444 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
446 * builtins.c (fold_builtin_frexp): New.
447 (fold_builtin_2): Use it.
449 2007-02-22 Mark Mitchell <mark@codesourcery.com>
451 * doc/invoke.texi (Spec Files): Document getenv spec function.
453 * gcc.c (getenv_spec_function): New function.
454 (static_spec_functions): Add it.
455 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
456 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
459 2007-02-22 Michael Matz <matz@suse.de
462 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
463 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
465 2007-02-22 Ian Lance Taylor <iant@google.com>
468 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
469 (mem_loc_descriptor): Call it.
471 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
472 Ira Rosen <irar@il.ibm.com>
474 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
476 2007-02-22 Ira Rosen <irar@il.ibm.com>
478 PR tree-optimization/30843
479 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
480 stores only after all the group is vectorized.
482 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
484 PR tree-optimization/30858
485 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
486 in the reduction cycle have a single use in the loop.
487 * tree-vectorizer.h (relevant): Add documentation.
489 2007-02-20 Mike Stump <mrs@apple.com>
491 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
492 * configure: Regenerate.
494 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
496 Change the defaults of some parameters and options.
497 * config/spu/spu-protos.h (spu_optimization_options): Declare.
498 * config/spu/spu.c (spu_optimization_options): Add.
499 (spu_override_options): Change params in spu_optimization_options.
500 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
502 Register 127 is only 16 byte aligned when used as a frame pointer.
503 * config/spu/spu-protos.h (spu_init_expanders): Declare.
504 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
505 HARD_FRAME_POINTER_REGNUM.
506 (spu_legitimate_address): Use regno_aligned_for_reload.
507 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
508 aligned when frame_pointer_needed is true.
509 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
511 * config/spu/spu.h (INIT_EXPANDERS): Define.
513 Make sure shift and rotate instructions have valid immediate operands.
514 * config/spu/predicates.md (spu_shift_operand): Remove.
515 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
516 * config/spu/constraints.md (W, O): Extend range.
517 * config/spu/spu.md (umask, nmask): Define.
518 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
519 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
520 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
521 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
522 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
523 (lshr<mode>3_reg): Fix rtl description.
525 Make sure mulhisi immediate operands are valid.
526 * config/spu/predicates.md (imm_K_operand): Add.
527 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
529 Generate constants using fsmbi and andi.
530 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
531 (print_operand, spu_split_immediate, classify_immediate,
532 fsmbi_const_p): Handle IC_FSMBI2.
534 Correctly handle a CONST_VECTOR containing symbols.
535 * config/spu/spu.c (print_operand): Handle HIGH correctly.
536 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
537 (immediate_load_p): Allow symbols that use 2 instructions to create.
538 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
539 with symbols when flag_pic is set.
540 (const_vector_immediate_p): New.
541 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
542 accept a CONST_VECTOR with symbols.
543 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
544 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
546 * config/spu/spu.md (high, low): Delete.
547 (low_<mode>): Define.
549 Remove INTRmode and INTR_REGNUM, which didn't work.
550 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
552 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
553 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
554 peephole2 pattern): Don't use INTR or 131.
556 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
557 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
558 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
559 (UNSPEC_SET_INTR): Add.
560 * config/spu/spu-modes.def (INTR): Remove.
562 More accurate warnings about run-time relocations.
563 * config/spu/spu.c (reloc_diagnostic): Test in_section.
565 Correctly warn about immediate arguments to specific intrinsics.
566 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
567 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
568 the instruction predicate.
570 Fix tree check errors with latest update.
571 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
573 (spu_expand_builtin): Use CALL_EXPR_FN.
575 Add missing specific intrinsics.
576 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
578 * config/spu/spu_internals.h: Ditto.
580 Fix incorrect operand modifiers.
581 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
582 * config/spu/spu.md (xor<mode>3): Change %S to %J.
584 Optimize one case of zero_extend of a vec_select.
585 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
587 Accept any immediate for hbr.
588 * config/spu/spu.md (hbr): Change s constraints to i.
590 2007-02-21 Paul Brook <paul@codesourcery.com>
592 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
593 condexec_count when skipping USE and CLOBBER.
595 2007-02-21 Nick Clifton <nickc@redhat.com>
597 * common.opt (Warray-bounds): Add Warning attribute.
598 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
600 (fsized-zeroes): Add Optimization attribute.
601 (fsplit-wide-types, ftree-scev-cprop): Likewise.
602 * c.opt (Wc++0x-compat): Add Warning attribute.
604 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
607 * reload1.c (eliminate_regs_in_insn): In the single_set special
608 case, attempt to re-recognize the insn before falling back to
609 having reload fix it up.
611 2007-02-20 Eric Christopher <echristo@gmail.com>
613 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
615 (frv_read_iacc_argument): Ditto.
616 (frv_expand_set_builtin): Take a call instead of arglist, update for
618 (frv_expand_unop_builtin): Ditto.
619 (frv_expand_binop_builtin): Ditto.
620 (frv_expand_cut_builtin): Ditto.
621 (frv_expand_binopimm_builtin): Ditto.
622 (frv_expand_voidbinop_builtin): Ditto.
623 (frv_expand_int_void2arg): Ditto.
624 (frv_expand_prefetches): Ditto.
625 (frv_expand_voidtriop_builtin): Ditto.
626 (frv_expand_voidaccop_builtin): Ditto.
627 (frv_expand_load_builtin): Ditto.
628 (frv_expand_store_builtin): Ditto.
629 (frv_expand_mdpackh_builtin): Ditto.
630 (frv_expand_mclracc_builtin): Ditto.
631 (frv_expand_mrdacc_builtin): Ditto.
632 (frv_expand_mwtacc_builtin): Ditto.
633 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
636 2007-02-20 Janis Johnson <janis187@us.ibm.com>
638 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
639 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
641 (HAVE_GAS_DFP): Check for assembler support of decimal floating
643 * configure: Regenerate.
644 * config.in: Regenerate.
645 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
646 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
647 masks to power6 and power6x and to POWERPC_MASKS.
648 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
650 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
651 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
652 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
653 Access PROTOTYPE as variable, not mask.
655 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
657 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
658 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
659 * combine.c (adjust_for_new_dest): Use it.
660 * postreload.c (reload_combine): Likewise.
662 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
664 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
665 notes on an insn with multiple sets, even if single_set returns
666 non-NULL for that insn.
668 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
670 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
673 2007-02-20 Geoffrey Keating <geoffk@apple.com>
675 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
676 if user didn't pass it.
677 * config/i386/darwin.h (CC1_SPEC): Likewise.
678 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
679 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
680 -mmacosx-version-min.
682 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
683 Uros Bizjak <ubizjak@gmail.com>
685 * optabs.h (enum optab_index): Add new OTI_scalb.
686 (scalb_optab): Define corresponding macro.
687 * optabs.c (init_optabs): Initialize scalb_optab.
688 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
690 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
691 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
692 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
693 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
694 flag_unsafe_math_optimizations is set.
696 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
697 to implement scalbf, scalb and scalbl built-ins as inline x87
700 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
701 DJ Delorie <dj@redhat.com>
704 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
705 (diagnostic_report_diagnostic): ... here, and turn them into real
706 errors. If warnings are inhibited, no need to do anything.
708 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
710 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
711 better code generation.
713 2007-02-20 Ben Elliston <bje@au.ibm.com>
715 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
717 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
719 * config/alpha/alpha.c, config/alpha/alpha.md,
720 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
721 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
722 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
723 config/arm/lib1funcs.asm: Follow spelling conventions.
725 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
726 config/fr30/fr30.md, config/i386/i386.h,
727 config/iq2000/iq2000.h, config/iq2000/predicates.md,
728 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
729 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
730 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
731 config/rs6000/altivec.md, config/rs6000/rs6000.c,
732 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
733 config/sparc/sparc.c, config/sparc/sparc.h,
734 config/sparc/sparc.md, config/spu/constraints.md,
735 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
738 2007-02-20 Alan Modra <amodra@bigpond.net.au>
741 * varasm.c (use_blocks_for_decl_p): Return false for decls with
744 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
746 * doc/invoke.texi (-ftree-lrs): Remove.
748 2007-02-19 Diego Novillo <dnovillo@redhat.com>
750 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
753 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
755 * config/ia64/ia64.c (ia64_expand_builtin): Use the
756 new CALL_EXPR_FN macro for retrieving the function
757 declaration of the input expression.
759 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
761 * c.opt (Waddress): New.
762 * common.opt (Walways-true): Delete.
763 (Wstring-literal-comparison): Delete.
764 * doc/invoke.texi (Warning Options): Delete -Walways-true and
765 -Wstring-literal-comparison. Add -Waddress.
767 (Walways-true): Delete.
768 (Wstring-literal-comparison): Delete.
769 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
770 consistently instead of -Walways-true in example.
771 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
772 * c-typeck.c (parser_build_binary_op): Replace
773 -Wstring-literal-comparison and -Walways-true with -Waddress.
774 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
777 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
779 * tree-cfg.c (dump_function_to_file): Be prepared for functions
780 without DECL_STRUCT_FUNCTION initialized.
782 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
784 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
785 due to calls to functions taking pointers as parameters.
787 2007-02-19 Richard Henderson <rth@redhat.com>
790 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
793 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
795 * config/s390/s390.c (s390_call_saved_register_used,
796 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
797 accessed to the new scheme.
799 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
801 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
802 (cris_print_index, cris_print_operand, cris_print_operand_address)
803 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
804 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
805 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
807 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
808 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
809 GO_IF_LEGITIMATE_ADDRESS): Ditto.
810 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
811 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
812 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
813 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
814 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
815 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
816 (uminsi3, call, call_value): Ditto.
817 (define_split: indir_to_reg_split, unnamed): Ditto.
819 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
821 PR tree-optimization/30975
822 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
825 2007-02-18 Eric Christopher <echristo@gmail.com>
827 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
828 Remove use of arglist.
829 (mips_expand_builtin): Remove use of arglist, pass in expr.
830 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
831 (mips_expand_builtin_movtf): Ditto.
832 (mips_expand_builtin_compare): Ditto.
834 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
836 * tree-sra.c (sra_build_assignment): Replace assertion
837 checking with a comment explaining why it can't be done.
839 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
842 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
843 during CALL_EXPR representation conversion.
844 * tree-ssa-propagate.c (set_rhs): Likewise.
846 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
848 * tree-sra.c (sra_build_assignment): Disable assertion checking
851 2007-02-18 Roger Sayle <roger@eyesopen.com>
853 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
854 instead of calling build2 with a GIMPLE_MODIFY_STMT.
855 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
857 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
858 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
859 gimplify_init_ctor_eval_range, gimple_push_cleanup,
860 gimplify_omp_for, gimplify_omp_atomic_pipeline,
861 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
862 force_gimple_operand): Likewise.
863 * ipa-cp.c (constant_val_insert): Likewise.
864 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
865 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
866 perfect_nestify): Likewise.
867 * langhooks.c (lhd_omp_assignment): Likewise.
868 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
869 lower_copyprivate_clauses, lower_send_clauses,
870 lower_send_shared_vars, expand_parallel_call,
871 expand_omp_for_generic, expand_omp_for_static_nochunk,
872 expand_omp_for_static_chunk, expand_omp_sections,
873 lower_omp_single_copy, lower_omp_for_lastprivate,
874 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
875 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
876 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
879 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
881 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
882 config/sh/sh.md: Follow spelling conventions.
884 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
885 config/frv/predicates.md: Follow spelling conventions.
887 * config/m68k/linux-unwind.h: Fix a comment typo.
888 * target.h: Follow spelling conventions.
890 2007-02-18 Roger Sayle <roger@eyesopen.com>
892 PR rtl-optimization/28173
893 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
894 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
895 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
896 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
897 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
899 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
901 * builtins.c (fold_builtin_load_exponent): New.
902 (fold_builtin_2): Use it.
904 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
906 PR rtl-optimization/30773
907 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
908 if we fail to attach a REG_EQUIV note.
910 2007-02-18 David Edelsohn <edelsohn@gnu.org>
911 Roger Sayle <roger@eyesopen.com>
913 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
915 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
917 * calls.c (initialize_argument_information): Pass original EXP
918 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
919 code to split complex arguments here, as part of initializing the
921 (expand_call): Remove code that builds a list of arguments and
922 inserts implicit arguments into it. Instead, just count how many
923 implicit arguments there will be so we can determine the size of
924 the ARGS array, and let initialize_argument_information do the work.
925 (split_complex_values): Delete unused function.
927 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
929 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
931 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
933 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
934 for arg pointer based indexed addressing.
936 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
938 * config/ia64/ia64.h, config/ia64/ia64.md,
939 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
940 spelling conventions.
942 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
944 * config/m68k/m68k.c (split_di): New.
945 * config/m68k/m68k-protos.h: Declare split_di.
946 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
947 Improve predicate handling and split constant shifts.
949 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
951 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
952 parameter for register bitfield operations, general predicates
955 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
957 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
958 * config/m68k/linux-unwind.h: New file.
960 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
962 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
963 config/i386/athlon.md, config/ia64/ia64.md,
964 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
965 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
966 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
967 tree-ssa-loop-niter.c, tree-vect-analyze.c,
968 tree-vect-transform.c: Fix comment typos.
970 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
972 * sched-deps.c (find_insn_list): Remove.
973 * sched-int.h: Remove the prototype for find_insn_list.
975 2007-02-16 Geoffrey Keating <geoffk@apple.com>
977 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
979 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
980 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
981 darwin_rs6000_override_options.
982 (C_COMMON_OVERRIDE_OPTIONS): Expect
983 darwin_macosx_version_min to be non-NULL always.
984 (TARGET_C99_FUNCTIONS): Likewise.
985 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
986 (DARWIN_MINVERSION_SPEC): New.
987 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
988 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
990 (DARWIN_MINVERSION_SPEC): New.
991 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
993 * config/darwin-c.c (darwin_cpp_builtins): Expect
994 darwin_macosx_version_min to be non-NULL always.
996 * config/rs6000/rs6000.c: Clean up trailing whitespace.
998 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
1000 * config/i386/i386.h (x86_use_xchgb): New.
1001 (TARGET_USE_XCHGB): New macro.
1002 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
1003 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
1004 Split after reload into bswaphi for shifts of 8.
1005 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
1006 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
1007 or when optimizing for size.
1009 2007-02-16 Richard Guenther <rguenther@suse.de>
1010 Christian Bruel <christian.bruel@st.com>
1012 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
1013 DECLs but prefer SSA_NAMEs over DECLs.
1015 2007-02-16 Richard Guenther <rguenther@suse.de>
1017 * tree-flow-inline.h (single_imm_use_p): Remove.
1018 (zero_imm_uses_p): Likewise.
1019 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
1020 instead of single_imm_use_p.
1021 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
1024 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1027 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
1028 nested double- and backquotes.
1030 2007-02-15 Roger Sayle <roger@eyesopen.com>
1033 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
1034 should be unreachable.
1035 (build2_stat): Allow construction of MODIFY_EXPR at any time.
1036 For the time being redirect GIMPLE_MODIFY_STMT to the new
1037 (renamed) build_gimple_modify_stmt_stat.
1038 (build2_gimple_stat): Rename to...
1039 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
1040 Always build a GIMPLE_MODIFY_STMT node.
1041 * tree.h (build2_gimple, build2_gimple_stat): Delete.
1042 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
1045 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
1046 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
1047 * tree-complex.c (set_component_ssa_name, expand_complex_move,
1048 expand_complex_div_wide): Likewise.
1049 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
1050 * tree-ssa-loop-im.c (schedule_sm): Likewise.
1051 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
1052 * tree-ssa-loop-manip.c (create_iv): Likewise.
1053 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
1054 abs_replacement): Likewise.
1055 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
1056 realify_fake_stores): Likewise.
1058 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
1059 node rather than a GIMPLE_MODIFY_STMT node.
1060 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
1061 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
1063 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
1064 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
1067 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1070 * fold-const.c (fold_comparison): Add back the
1071 folding of constant complex comparisions.
1073 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1076 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
1077 effects unknown to this function, return early.
1079 2007-02-15 Ian Lance Taylor <iant@google.com>
1081 * lower-subreg.c (move_eh_region_note): New static function.
1082 (resolve_simple_move): Call it.
1083 (decompose_multiword_subregs): Track blocks for which we resolve a
1084 simple move which is also a control flow insn. Pass them to
1085 find_many_sub_basic_blocks.
1086 (pass_lower_subreg): Add TODO_verify_flow.
1087 (pass_lower_subreg2): Likewise.
1089 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1090 Brooks Moses <brooks.moses@codesourcery.com>
1091 Lee Millward <lee.millward@codesourcery.com>
1093 * tree.h (enum tree_code_class): Add tcc_vl_exp.
1094 (VL_EXP_CLASS_P): New.
1095 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
1097 (TREE_OPERAND_CHECK_CODE): Likewise.
1098 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
1099 (TREE_RTL_OPERAND_CHECK): Likewise.
1100 (tree_operand_check_failed): Make second parameter the whole tree
1101 instead of its code. Fixed callers.
1102 (VL_EXP_CHECK): New.
1103 (TREE_OPERAND_LENGTH): New.
1104 (VL_EXP_OPERAND_LENGTH): New.
1105 (CALL_EXPR_FN): New.
1106 (CALL_EXPR_STATIC_CHAIN): New.
1107 (CALL_EXPR_ARGS): New.
1108 (CALL_EXPR_ARG): New.
1109 (call_expr_nargs): New.
1110 (CALL_EXPR_ARGP): New.
1111 (build_nt_call_list): Declare.
1112 (build_vl_exp_stat): Declare.
1113 (build_vl_exp): New.
1114 (build_call_list): Declare.
1115 (build_call_nary): Declare.
1116 (build_call_valist): Declare.
1117 (build_call_array): Declare.
1118 (call_expr_arg): Declare.
1119 (call_expr_argp): Declare.
1120 (call_expr_arglist): Declare.
1121 (fold_build_call_list): Declare.
1122 (fold_build_call_list_initializer): Declare.
1123 (fold_call_expr): Declare to replace fold_builtin.
1124 (fold_builtin_fputs): Update to agree with modified definition.
1125 (fold_builtin_strcpy): Likewise.
1126 (fold_builtin_strncpy): Likewise.
1127 (fold_builtin_memory_chk): Likewise.
1128 (fold_builtin_stxcpy_chk): Likewise.
1129 (fold_builtin_strncpy_chk): Likewise.
1130 (fold_builtin_next_arg): Likewise.
1131 (fold_build_call_expr): Declare.
1132 (fold_builtin_call_list): Declare.
1133 (fold_builtin_call_valist): Declare.
1134 (build_call_expr): Declare.
1135 (validate_arglist): Update to agree with modified definition.
1136 (tree_operand_length): New.
1137 (call_expr_arg_iterator): New.
1138 (init_call_expr_arg_iterator): New.
1139 (next_call_expr_arg): New.
1140 (first_call_expr_arg): New.
1141 (more_call_expr_args_p): New.
1142 (FOR_EACH_CALL_EXPR_ARG): New.
1144 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
1145 and tcc_gimple_stmt.
1146 (tree_code_size): Update documentation. Use sizeof (tree) rather
1147 than sizeof (char *).
1148 (tree_size): Likewise. Add case for tcc_vl_exp.
1149 (tree_node_structure): Add case for tcc_vl_exp.
1150 (contains_placeholder_p): Likewise.
1151 (substitute_in_expr): Likewise.
1152 (substitute_placeholder_in_expr): Likewise.
1153 (stabilize_reference_1): Likewise.
1154 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
1155 to diagnose breakage of this interface for constructing CALL_EXPRs.
1156 (build_nt): Add similar assertion here.
1157 (build_nt_call_list): New.
1158 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
1159 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
1161 (get_callee_fndecl): Use new CALL_EXPR accessors.
1162 (tree_operand_check_failed): Change parameters to pass entire node
1163 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
1164 (process_call_operands): New.
1165 (build_vl_exp_stat): New.
1166 (build_call_list): New.
1167 (build_call_nary): New.
1168 (build_call_valist): New.
1169 (build_call_array): New.
1170 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1171 (call_expr_arglist): New.
1173 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
1174 tcc_vl_exp instead of a fixed-size tcc_expression.
1176 * doc/c-tree.texi (CALL_EXPR): Document new representation and
1177 accessors for CALL_EXPRs.
1178 (AGGR_INIT_EXPR): Likewise.
1180 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1181 Brooks Moses <brooks.moses@codesourcery.com>
1182 Lee Millward <lee.millward@codesourcery.com>
1184 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
1185 (expand_builtin_nonlocal_goto): Change parameter to be entire
1186 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
1187 (expand_builtin_prefetch): Likewise.
1188 (expand_builtin_classify_type): Likewise.
1189 (mathfn_built_in): Return NULL_TREE instead of 0.
1190 (expand_errno_check): Use new CALL_EXPR accessors.
1191 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
1192 Return NULL_RTX instead of 0.
1193 (expand_builtin_mathfn_2): Likewise.
1194 (expand_builtin_mathfn_3): Likewise.
1195 (expand_builtin_interclass_mathfn): Likewise.
1196 (expand_builtin_sincos): Likewise.
1197 (expand_builtin_cexpi): Likewise.
1198 (expand_builtin_int_roundingfn): Likewise.
1199 (expand_builtin_int_roundingfn_2): Likewise.
1200 (expand_builtin_pow): Likewise.
1201 (expand_builtin_powi): Likewise.
1202 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
1203 of arglist, fixing callers appropriately. Use new CALL_EXPR
1204 accessors and constructors. Return NULL_RTX instead of 0.
1205 (expand_builtin_strstr): Likewise.
1206 (expand_builtin_strchr): Likewise.
1207 (expand_builtin_strrchr): Likewise.
1208 (expand_builtin_strpbrk): Likewise.
1209 (expand_builtin_memcpy): Likewise.
1210 (expand_builtin_mempcpy): Likewise.
1211 (expand_builtin_mempcpy_args): New.
1212 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
1213 (expand_builtin_memmove_args): New.
1214 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
1215 (expand_movstr): Likewise.
1216 (expand_builtin_strcpy): Likewise.
1217 (expand_builtin_strcpy_args): New.
1218 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
1219 (expand_builtin_strncpy): Likewise.
1220 (expand_builtin_memset): Likewise.
1221 (expand_builtin_memset_args): New.
1222 (expand_builtin_bzero): Similarly to expand_builtin_memset.
1223 (expand_builtin_memcmp): Likewise.
1224 (expand_builtin_strcmp): Likewise.
1225 (expand_builtin_strncmp): Likewise.
1226 (expand_builtin_strcat): Likewise.
1227 (expand_builtin_strncat): Likewise.
1228 (expand_builtin_strspn): Likewise.
1229 (expand_builtin_strcspn): Likewise.
1230 (expand_builtin_args_info): Likewise.
1231 (expand_builtin_va_start): Likewise.
1232 (gimplify_va_arg_expr): Likewise.
1233 (expand_builtin_va_end): Likewise.
1234 (expand_builtin_va_copy): Likewise.
1235 (expand_builtin_frame_address): Likewise.
1236 (expand_builtin_alloca): Likewise.
1237 (expand_builtin_bswap): Likewise.
1238 (expand_builtin_unop): Likewise.
1239 (expand_builtin_fputs): Likewise.
1240 (expand_builtin_expect): Likewise.
1241 (expand_builtin_fabs): Likewise.
1242 (expand_builtin_copysign): Likewise.
1243 (expand_builtin_printf): Likewise.
1244 (expand_builtin_fprintf): Likewise.
1245 (expand_builtin_sprintf): Likewise.
1246 (expand_builtin_init_trampoline): Likewise.
1247 (expand_builtin_signbit): Likewise.
1248 (expand_builtin_fork_or_exec): Likewise.
1249 (expand_builtin_sync_operation): Likewise.
1250 (expand_builtin_compare_and_swap): Likewise.
1251 (expand_builtin_lock_test_and_set): Likewise.
1252 (expand_builtin_lock_release): Likewise.
1253 (expand_builtin): Likewise.
1254 (builtin_mathfn_code): Likewise.
1256 (fold_builtin_constant_p): Pass call arguments individually instead
1257 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1258 accessors and constructors. Return NULL_TREE instead of 0.
1259 (fold_builtin_expect): Likewise.
1260 (fold_builtin_classify_type): Likewise.
1261 (fold_builtin_strlen): Likewise.
1262 (fold_builtin_nan): Likewise.
1263 (integer_valued_real_p): Likewise.
1264 (fold_trunc_transparent_mathfn): Likewise.
1265 (fold_fixed_mathfn): Likewise.
1266 (fold_builtin_cabs): Likewise.
1267 (fold_builtin_sqrt): Likewise.
1268 (fold_builtin_cbrt): Likewise.
1269 (fold_builtin_cos): Likewise.
1270 (fold_builtin_cosh): Likewise.
1271 (fold_builtin_tan): Likewise.
1272 (fold_builtin_sincos): Likewise.
1273 (fold_builtin_cexp): Likewise.
1274 (fold_builtin_trunc): Likewise.
1275 (fold_builtin_floor): Likewise.
1276 (fold_builtin_ceil): Likewise.
1277 (fold_builtin_round): Likewise.
1278 (fold_builtin_int_roundingfn): Likewise.
1279 (fold_builtin_bitop): Likewise.
1280 (fold_builtin_bswap): Likewise.
1281 (fold_builtin_logarithm): Likewise.
1282 (fold_builtin_hypot): Likewise.
1283 (fold_builtin_pow): Likewise.
1284 (fold_builtin_powi): Likewise.
1285 (fold_builtin_exponent): Likewise.
1286 (fold_builtin_memset): Likewise.
1287 (fold_builtin_bzero): Likewise.
1288 (fold_builtin_memory_op): Likewise.
1289 (fold_builtin_bcopy): Deleted; call site changed to invoke
1290 fold_builtin_memory_op directly.
1291 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
1292 (fold_builtin_strncpy): Likewise.
1293 (fold_builtin_memcmp): Likewise.
1294 (fold_builtin_strcmp): Likewise.
1295 (fold_builtin_strncmp): Likewise.
1296 (fold_builtin_signbit): Likewise.
1297 (fold_builtin_copysign): Likewise.
1298 (fold_builtin_isascii): Likewise.
1299 (fold_builtin_toascii): Likewise.
1300 (fold_builtin_isdigit): Likewise.
1301 (fold_builtin_fabs): Likewise.
1302 (fold_builtin_abs): Likewise.
1303 (fold_builtin_fmin_fmax): Likewise.
1304 (fold_builtin_carg): Likewise.
1305 (fold_builtin_classify): Likewise.
1306 (fold_builtin_unordered_cmp): Likewise.
1308 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
1309 New functions split out from fold_builtin_1.
1310 (fold_builtin_n): New.
1311 (fold_builtin_varargs): New.
1312 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
1314 (fold_call_expr): New.
1315 (build_function_call_expr): Rewrite to use new helper function.
1316 (fold_builtin_call_list): New.
1317 (build_call_expr): New.
1318 (fold_builtin_call_valist): New.
1319 (rewrite_call_expr): New.
1320 (validate_arg): New.
1321 (validate_arglist): Change parameter to be entire CALL_EXPR instead
1322 of an arglist. Change return type to bool. Use new CALL_EXPR
1325 (fold_builtin_strstr): Pass call arguments individually instead
1326 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1327 accessors and constructors. Return NULL_TREE instead of 0.
1328 (fold_builtin_strchr): Likewise.
1329 (fold_builtin_strrchr): Likewise.
1330 (fold_builtin_strpbrk): Likewise.
1331 (fold_builtin_strcat): Likewise.
1332 (fold_builtin_strncat): Likewise.
1333 (fold_builtin_strspn): Likewise.
1334 (fold_builtin_strcspn): Likewise.
1335 (fold_builtin_fputs): Likewise.
1336 (fold_builtin_next_arg): Likewise.
1337 (fold_builtin_sprintf): Likewise.
1339 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
1340 NULL_RTX instead of 0.
1341 (expand_builtin_memory_chk): Likewise.
1342 (maybe_emit_chk_warning): Likewise.
1343 (maybe_emit_sprintf_chk_warning): Likewise.
1345 (fold_builtin_object_size): Pass call arguments individually instead
1346 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1347 accessors and constructors. Return NULL_TREE instead of 0.
1348 (fold_builtin_memory_chk): Likewise.
1349 (fold_builtin_stxcpy_chk): Likewise.
1350 (fold_builtin_strncpy_chk): Likewise.
1351 (fold_builtin_strcat_chk): Likewise.
1352 (fold_builtin_strcat_chk): Likewise.
1353 (fold_builtin_strncat_chk): Likewise.
1354 (fold_builtin_sprintf_chk): Likewise.
1355 (fold_builtin_snprintf_chk): Likewise.
1356 (fold_builtin_printf): Likewise.
1357 (fold_builtin_vprintf): Likewise.
1359 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
1361 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
1362 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1363 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
1364 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
1365 (fold_unary): Likewise.
1366 (fold_binary): Likewise.
1367 (fold_ternary): Remove CALL_EXPR case, since they are no longer
1368 ternary expressions.
1369 (fold): Add logic for tcc_vl_exp.
1370 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
1371 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1372 (fold_build3_stat): Add assertion to flag broken interface for
1373 constructing CALL_EXPRs.
1374 (fold_build_call_list): New.
1375 (fold_build_call_list_initializer): New.
1376 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1378 (fold_strip_sign_ops): Likewise.
1380 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1381 Brooks Moses <brooks.moses@codesourcery.com>
1382 Lee Millward <lee.millward@codesourcery.com>
1384 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1385 accessors and dump arguments explicitly.
1387 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1389 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1391 (print_call_name): Use new CALL_EXPR accessors.
1393 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1394 CALL_EXPR arguments explicitly instead of as a list. Use
1395 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1397 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1398 (vrp_visit_stmt): Likewise.
1400 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1401 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1403 (force_move_till_expr): Likewise.
1405 * targhooks.c (default_external_stack_protect_fail): Use
1406 build_call_expr instead of build_function_call_expr.
1407 (default_hidden_stack_protect_fail): Likewise.
1409 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1412 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1413 and walk arguments explicitly.
1415 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1416 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1417 (expand_simple_operations): Likewise.
1418 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1420 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1421 of TREE_CODE_LENGTH.
1422 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1424 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1425 instead of TREE_CODE_LENGTH.
1427 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1428 (tree_ic_transform): Likewise.
1429 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1430 parameter instead of arglist. Fix callers.
1431 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1432 (tree_stringops_transform): Likewise.
1433 (tree_indirect_call_to_profile): Likewise.
1434 (tree_stringops_values_to_profile): Likewise.
1436 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1437 (eliminate_tail_call): Likewise.
1439 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1441 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1442 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1444 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1446 * omp-low.c (build_omp_barrier): Use build_call_expr.
1447 (lower_rec_input_clauses): Likewise.
1448 (lower_reduction_clauses): Likewise.
1449 (expand_parallel_call): Likewise.
1450 (maybe_catch_exception): Likewise.
1451 (expand_omp_for_generic): Likewise.
1452 (expand_omp_for_static_nochunk): Likewise.
1453 (expand_omp_sections): Likewise.
1454 (lower_omp_single_simple): Likewise.
1455 (lower_omp_single_copy): Likewise.
1456 (lower_omp_master): Likewise.
1457 (lower_omp_ordered): Likewise.
1458 (lower_omp_critical): Likewise.
1460 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1461 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1463 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1464 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1465 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1467 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1468 and generalize to handle any number of operands.
1469 (chrec_contains_undetermined): Likewise.
1470 (tree_contains_chrecs): Likewise.
1471 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1473 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1475 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1476 fold_call_expr instead of fold_builtin.
1477 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1478 match declarations there.
1479 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1482 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1483 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1485 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1486 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1488 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1491 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1492 (execute_cse_sincos): Use new CALL_EXPR accessors.
1494 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1496 * gimple-low.c (lower_function_body): Use build_call_expr.
1497 (lower_builtin_setjmp): Likewise.
1499 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1500 (set_storage_via_libcall): Likewise.
1501 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1502 instead of TREE_CODE_LENGTH.
1503 (expand_expr_real_1): Use new CALL_EXPR accessors.
1505 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1506 generalize to handle any number of operands.
1507 (TB_parent_eq): Likewise.
1509 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1510 (strip_builtin_expect): Likewise.
1512 * function.c (gimplify_parameters): Use build_call_expr.
1514 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1515 instead of TREE_CODE_LENGTH.
1517 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1518 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1520 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1523 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1524 (gimplify_decl_expr): Likewise.
1525 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1526 Use new CALL_EXPR iterators.
1527 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1528 (gimplify_modify_expr_to_memset): Likewise.
1529 (gimplify_variable_sized_compare): Likewise.
1530 (gimplify_omp_atomic_fetch_op): Likewise.
1531 (gimplify_omp_atomic_pipeline): Likewise.
1532 (gimplify_omp_atomic_mutex): Likewise.
1533 (gimplify_function_tree): Likewise.
1535 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1536 (call_expr_flags): Likewise.
1537 (expand_call): Likewise.
1539 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1540 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1543 * coverage.c (create_coverage): Use build_call_expr.
1545 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1546 (temp_call_expr_obstack): New.
1547 (pool_copy_list): Delete.
1548 (temp_copy_call_expr): New.
1549 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1550 CALL_EXPR accessors. Get rid of special goo for copying argument
1551 lists and use temp_copy_call_expr instead.
1552 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1553 CALL_EXPR accessors.
1554 (create_expression_by_pieces): Likewise. Use build_call_array
1555 to construct the result instead of fold_build3.
1556 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1557 dealing with argument lists.
1558 (init_pre): Remove references to expression_node_pool and
1559 list_node_pool. Init temp_call_expr_obstack instead.
1560 (fini_pre): Remove references to expression_node_pool and
1563 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1564 and walk arguments explicitly instead of as a list.
1566 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1567 (mx_register_decls): Likewise.
1568 (mudflap_register_call): Likewise.
1569 (mudflap_finish_file): Likewise.
1571 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1572 (ipa_callsite_compute_param): Likewise.
1574 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1575 accessors and constructor.
1577 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1578 accessors and constructor.
1579 (convert_tramp_reference): Likewise.
1580 (convert_call_expr): Likewise.
1581 (finalize_nesting_tree_1): Likewise.
1583 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1586 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1588 * tree-inline.c (initialize_inlined_parameters): Pass entire
1589 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1591 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1592 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1594 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1595 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1596 (vectorizable_reduction): Likewise.
1597 (vectorizable_call): Use new CALL_EXPR iterators.
1598 (vectorizable_conversion): Use build_call_expr.
1599 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1600 (vect_gen_widened_results_half): Use build_call_expr.
1601 (vect_setup_realignment): Likewise.
1602 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1604 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1605 (pass_through_call): Likewise.
1606 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1609 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1610 (tree_gen_pow2_profiler): Likewise.
1611 (tree_gen_one_value_profiler): Likewise.
1612 (tree_gen_ic_func_profiler): Likewise.
1613 (tree_gen_average_profiler): Likewise.
1614 (tree_gen_ior_profiler): Likewise.
1616 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1617 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1618 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1620 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1621 of TREE_CODE_LENGTH.
1623 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1624 of TREE_CODE_LENGTH.
1626 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1628 (convert_to_integer): Likewise.
1630 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1633 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1634 Brooks Moses <brooks.moses@codesourcery.com>
1635 Lee Millward <lee.millward@codesourcery.com>
1637 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1639 * config/frv/frv.c (frv_expand_builtin): Likewise.
1640 * config/s390/s390.c (s390_expand_builtin): Likewise.
1642 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1643 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1645 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1646 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1647 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1648 (ix86_expand_store_builtin): Likewise.
1649 (ix86_expand_unop_builtin): Likewise.
1650 (ix86_expand_unop1_builtin): Likewise.
1651 (ix86_expand_sse_compare): Likewise.
1652 (ix86_expand_sse_comi): Likewise.
1653 (ix86_expand_vec_init_builtin): Likewise.
1654 (ix86_expand_vec_ext_builtin): Likewise.
1655 (ix86_expand_vec_set_builtin): Likewise.
1656 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1658 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1659 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1661 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1662 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1663 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1665 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1667 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1668 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1669 arglist. Use new CALL_EXPR accessors. Fix callers.
1670 (altivec_expand_abs_builtin): Likewise.
1671 (rs6000_expand_binop_builtin): Likewise.
1672 (altivec_expand_predicate_builtin): Likewise.
1673 (altivec_expand_lv_builtin): Likewise.
1674 (spe_expand_stv_builtin): Likewise.
1675 (altivec_expand_stv_builtin): Likewise.
1676 (rs6000_expand_ternop_builtin): Likewise.
1677 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1678 (altivec_expand_st_builtin): Likewise.
1679 (altivec_expand_dst_builtin): Likewise.
1680 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1681 arglist. Use new CALL_EXPR accessors. Fix callers.
1682 (altivec_expand_vec_set_builtin): Likewise.
1683 (altivec_expand_vec_ext_builtin): Likewise.
1684 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1685 (spe_expand_builtin): Likewise.
1686 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1687 arglist. Use new CALL_EXPR accessors. Fix callers.
1688 (spe_expand_evsel_builtin): Likewise.
1689 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1690 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1692 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1693 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1694 (arm_expand_unop_builtin): Likewise.
1695 (arm_expand_builtin): Use new CALL_EXPR accessors.
1697 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1700 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1701 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1702 (bfin_expand_unop_builtin): Likewise.
1703 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1705 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1706 Brooks Moses <brooks.moses@codesourcery.com>
1707 Lee Millward <lee.millward@codesourcery.com>
1709 * c-semantics.c (build_stmt): Add internal diagnostic check.
1711 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1712 accessors. Print arguments explicitly instead of as a list.
1714 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1716 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1717 (c_finish_omp_flish): Likewise.
1719 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1720 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1721 instead of TREE_CODE_LENGTH.
1722 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1723 (c_warn_unused_result): Likewise.
1725 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1728 * doc/invoke.texi (Warning Options): Remove
1729 -Werror-implicit-function-declaration.
1730 (Wimplicit-function-declaration): Update description.
1731 * opts.c (common_handle_option): Move handling of -Werror=* to...
1732 (enable_warning_as_error): ...here.
1733 * opts.h (enable_warning_as_error): Declare.
1734 * c-decl.c (implicit_decl_warning): Unless
1735 -Wno-implicit-function-declaration is given, emit a pedwarn if
1736 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1737 * c.opt (Wimplicit-function-declaration): Replace
1738 mesg_implicit_function_declaration with
1739 warn_implicit_function_declaration.
1740 * c-opts.c (c_common_handle_option):
1741 -Werror-implicit-function-declaration is exactly equal as
1742 -Werror=implicit-function-declaration.
1743 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1744 warn_implicit_function_declaration.
1745 (c_common_post_options): -Wimplict-function-declaration is enabled
1746 by default by -std=c99, otherwise is disabled by default.
1747 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1749 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1751 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1752 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1753 former is ignored but not the latter.
1755 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1757 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1758 is made and the reference doesn't use the alias set of its type,
1759 do not create the temporary using that type.
1761 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1763 * jump.c: Remove prototypes for delete_computation and
1764 delete_prior_computation.
1766 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1768 * jump.c (get_label_after): Delete.
1769 (get_label_before, delete_computation, delete_jump,
1770 delete_prior_computation, follow_jumps): Move...
1771 * reorg.c (delete_computation, delete_prior_computation): ... here...
1772 (get_label_before, delete_jump): ... making these static ...
1773 (follow_jumps): ... and simplifying this since it only runs after
1775 * rtl.h (get_label_after, get_label_before, delete_jump,
1776 follow_jumps): Delete prototypes.
1778 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1780 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1782 2007-02-15 Nick Clifton <nickc@redhat.com>
1784 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1785 order to prevent it from being munged by the target.
1787 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1789 * config/i386/i386.md: Remove misleading comment.
1791 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1793 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1794 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1797 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1799 * tree-sra.c (instantiate_missing_elements): Canonicalize
1801 (sra_build_assignment): New.
1802 (generate_copy_inout, generate_element_copy,
1803 generate_element_zero, generate_one_element_init): Use it.
1805 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1807 * tree-sra.c (instantiate_missing_elements): Canonicalize
1809 (sra_build_assignment): New.
1810 (generate_copy_inout, generate_element_copy,
1811 generate_element_zero, generate_one_element_init): Use it.
1813 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1815 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1818 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1820 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1821 types as aggregates not scalars.
1822 * function.c (assign_stack_temp_for_type): Likewise.
1824 2007-02-14 Roger Sayle <roger@eyesopen.com>
1825 Zdenek Dvorak <dvorakz@suse.cz>
1827 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1830 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1832 * passes.c (next_pass_1): Clear the next field of the copied
1835 2007-02-14 Richard Henderson <rth@redhat.com>
1837 * tree-sra.c (early_sra): New.
1838 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1839 (tree_sra_early, pass_sra_early): New.
1840 * tree-pass.h (pass_sra_early): Declare.
1841 * passes.c (init_optimization_passes): Use it.
1843 2007-02-14 Richard Guenther <rguenther@suse.de>
1845 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1847 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1849 PR tree-optimization/30771
1850 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1852 (vect_analyze_operations): Induction phis can now be marked as
1854 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1855 Update documentation accordingly.
1857 2007-02-14 Nick Clifton <nickc@redhat.com>
1859 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1860 most 3 arguments are supported.
1861 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1863 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1865 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1866 Ensure dst->current is valid.
1868 2007-02-13 Paul Brook <paul@codesourcery.com>
1870 * config.gcc: Add arm*-*-uclinux-*eabi.
1871 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1872 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1873 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1874 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1875 (LINK_SPEC): Define.
1877 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1879 * config/arm/uclinux-eabi.h: New file.
1880 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1881 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1884 2007-02-13 Ian Lance Taylor <iant@google.com>
1886 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1887 * flags.h (warn_strict_overflow): Declare.
1888 (enum warn_strict_overflow_code): Define.
1889 (issue_strict_overflow_warning): New static inline function.
1890 * opts.c (warn_strict_overflow): New variable.
1891 (common_handle_option): Handle OPT_Wstrict_overflow and
1892 OPT_Wstrict_overflow_.
1893 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1895 * fold-const.c: Include intl.h.
1896 (fold_deferring_overflow_warnings): New static variable.
1897 (fold_deferred_overflow_warning): New static variable.
1898 (fold_deferred_overflow_code): New static variable.
1899 (fold_defer_overflow_warnings): New function.
1900 (fold_undefer_overflow_warnings): New function.
1901 (fold_undefer_and_ignore_overflow_warnings): New function.
1902 (fold_deferring_overflow_warnings_p): New function.
1903 (fold_overflow_warning): New static function.
1904 (make_range): Add strict_overflow_p parameter. Change all
1906 (extract_muldiv, extract_muldiv_1): Likewise.
1907 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1908 tree_expr_nonnegative_p.
1909 (fold_negate_expr): Call fold_overflow_warning.
1910 (fold_range_test): Likewise.
1911 (fold_comparison): Likewise.
1912 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1913 instead of tree_expr_nonnegative_p.
1914 (tree_expr_nonnegative_warnv_p): Rename from
1915 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1916 (tree_expr_nonnegative_p): New function.
1917 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1918 strict_overflow_p parameter.
1919 (tree_expr_nonzero_p): New function.
1920 * passes.c (verify_interpass_invariants): New static function.
1921 (execute_one_pass): Call it.
1922 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1924 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1925 (estimate_numbers_of_iterations): Likewise.
1926 (scev_probably_wraps_p): Likewise.
1927 * tree-ssa-ccp.c: Include "toplev.h".
1928 (evaluate_stmt): Defer fold overflow warnings until we know we are
1930 (struct fold_stmt_r_data): Add stmt field.
1931 (fold_stmt_r): Defer fold overflow warnings until we know we
1933 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1934 (fold_stmt_inplace): Likewise.
1935 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1936 (cleanup_control_expr_graph): Defer fold overflow warnings until
1937 we know we are going to optimize.
1938 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1939 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1941 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1942 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1943 * tree-ssa-loop-manip.c (create_iv): Likewise.
1944 * c-typeck.c (build_conditional_expr): Likewise.
1945 (build_binary_op): Likewise.
1946 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1947 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1948 (extract_range_from_unary_expr): Likewise.
1949 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1950 assuming that signed overflow does not occur.
1951 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1952 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1953 (fold_defer_overflow_warnings): Declare.
1954 (fold_undefer_overflow_warnings): Declare.
1955 (fold_undefer_and_ignore_overflow_warnings): Declare.
1956 (fold_deferring_overflow_warnings_p): Declare.
1957 (tree_expr_nonzero_warnv_p): Declare.
1958 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1960 (Warning Options): Document -Wstrict-overflow.
1961 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1962 (tree-ssa-ccp.o): Likewise.
1963 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1964 (fold-const.o): Depend on intl.h.
1966 2007-02-13 Ian Lance Taylor <iant@google.com>
1969 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1972 2007-02-13 Stuart Hastings <stuart@apple.com>
1974 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1976 2007-02-13 Richard Henderson <rth@redhat.com>
1978 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1979 handled_component_p before looking for the indirect_ref.
1981 2007-02-13 Richard Henderson <rth@redhat.com>
1983 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1984 remove flags clobber.
1985 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1986 (bswaphi_lowpart): New.
1987 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1988 remove TARGET_BSWAP test. Delete expander of the same name.
1990 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1991 (expand_unop): Use them.
1993 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1995 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1996 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1997 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1998 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1999 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
2000 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
2001 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
2002 assembler dialect choice from asm templates.
2004 2007-02-12 Richard Henderson <rth@redhat.com>
2006 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
2007 (fixuns_trunc<SSEMODEF>si2): Use it.
2008 * config/i386/sse.md (vec_setv4sf_0): Export.
2009 * config/i386/i386.c (ix86_build_const_vector): Export.
2010 (ix86_split_convert_uns_si_sse): Rename from
2011 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
2012 * config/i386/i386-protos.h: Update.
2014 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2017 * c-typeck.c (c_finish_return): Improve warning message.
2019 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2021 * alias.c (find_symbolic_term): Delete unused function.
2023 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
2025 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
2026 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
2027 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
2029 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2031 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2032 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2033 the function, temporarily point the debug interface to the null one.
2035 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2037 * dwarf2out.c (round_up_to_align): New static function.
2038 (field_byte_offset): Use it to round the offset.
2040 2007-02-12 Richard Henderson <rth@redhat.com>
2042 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
2043 (inswl_const): Export.
2045 2007-02-12 Richard Henderson <rth@redhat.com>
2047 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
2048 result mode of the libcall, convert back to outmode.
2050 2007-02-12 Roger Sayle <roger@eyesopen.com>
2052 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
2053 (bswapdi2): New define_expand to implement 32-bit implementation.
2055 2007-02-12 Nick Clifton <nickc@redhat.com>
2057 * doc/invoke.texi (Overall Options): Document --help=.
2058 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
2059 (cc1_options): Pass --help= on to cc1.
2060 (display_help): Add description of --help=.
2061 (process_command): Add code to handle --help=. Allow translated
2062 --help and --target-help switches to be passed on to compiler
2064 (main): Remove unused if statement.
2065 * opts.c (columns): Remove.
2066 (LEFT_COLUMN): Define.
2067 (wrap_help): Add columns argument.
2068 (print_filtered_help): Change parameters to be an include bitmask,
2069 an exclude bitmask, an any bitmask and the column width. Move the
2070 code to display the params list here. Add code to display the
2071 status of options rather than their descriptions if the quiet flag
2073 (print_specific_help): Change parameters to be an include bitmask,
2074 an exclude bitmask and an any bitmask. Move code to look up the
2075 column width here. Decide upon the title for an options listing.
2076 (common_handle_options): Add code to handle --help=. Adapt code
2077 for --help and --target-help to use the revised form of the
2078 print_specific_help function.
2079 (print_help): Delete.
2080 (print_param_help): Delete.
2081 (print_switch): Delete.
2082 * opts.h (cl_lang_count): Add prototype.
2083 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
2084 CL_MAX_OPTION_CLASS): New defines.
2085 * optc-gen.awk: Add construction of cl_lang_count.
2086 * c.opt: Add Warning attribute to warning options and Optimization
2087 attribute to optimization options.
2088 * common.opt: Likewise.
2090 Add -fhelp and -ftarget-help as aliases for the transformed --help
2091 and --target-help options.
2092 * opt-functions.awk: Add code to handle Warning and Optimization
2095 2007-02-12 Richard Henderson <rth@redhat.com>
2097 * config/alpha/constraints.md: New file.
2098 * config/alpha/alpha.c: Include tm-constrs.h.
2099 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
2100 alpha_extra_constraint): Remove.
2101 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
2102 * config/alpha/alpha-protos.h: Update.
2103 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
2104 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
2105 (EXTRA_CONSTRAINT): Remove.
2106 * config/alpha/alpha.md: Include constraints.md.
2107 (adddi splitter): Use satisfies_constraint_*.
2108 * config/alpha/predicates.md (add_operand): Likewise.
2109 (sext_add_operand, addition_operation): Likewise.
2111 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
2113 PR tree-optimization/29145
2114 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
2115 in our handling of restrict qualified pointers.
2117 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2120 * doc/invoke.texi (Wunused-value): Update description.
2121 (Wextra): Delete item.
2122 * opts.c (set_Wextra): Don't use the value of Wextra to set the
2123 value of Wunused-value.
2124 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
2125 (c_finish_stmt_expr): Don't check extra_warnings.
2126 (emit_side_effect_warnings): The caller is responsible to check
2129 2007-02-11 Roger Sayle <roger@eyesopen.com>
2130 Matt Thomas <matt@3am-software.com>
2132 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
2134 2007-02-11 Roger Sayle <roger@eyesopen.com>
2136 * simplify-rtx.c (simplify_relational_operation_1): Optimize
2137 comparisons of POPCOUNT against zero.
2138 (simplify_const_relational_operation): Likewise.
2140 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2142 * doc/invoke.texi (Wextra): Delete outdated paragraph.
2144 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2146 * dwarf2out.c (root_type): Delete unused function.
2148 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2150 * genattrtab.c (contained_in_p): Delete unused function.
2151 (write_expr_attr_cache): Likewise.
2153 2007-02-11 Jan Hubicka <jh@suse.cz>
2155 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
2158 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
2160 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
2161 to add the REG_EQ* note.
2162 * see.c (see_merge_one_use_extension): Likewise.
2163 * local-alloc.c (update_equiv_regs): Likewise. Also don't
2164 turn REG_EQUAL notes into REG_EQUIV notes if the target
2165 register may have more than one set.
2166 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
2167 * gcse.c (try_replace_reg): Likewise.
2168 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
2169 * calls.c (fixup_tail_calls): Likewise. Abort if there is
2170 more than one REG_EQUIV note.
2171 * reload1.c (gen_reload): Use set_unique_reg_note.
2173 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
2175 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
2176 (ix86_builtin_conversion): New function.
2178 2007-02-06 Mark Mitchell <mark@codesourcery.com>
2181 * tree.h (DECL_REPLACEABLE_P): New macro.
2182 * except.c (set_nothrow_function_flags): Likewise.
2184 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
2185 Ira Rosen <irar@il.ibm.com>
2186 Dorit Nuzman <dorit@il.ibm.com>
2188 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
2189 * targhooks.c (default_builtin_vectorized_conversion): New.
2190 * targhooks.h (default_builtin_vectorized_function): New declaration.
2191 * target.h (struct vectorize): Add builtin_conversion field.
2192 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
2193 stmt_vec_info_type value.
2194 (vectorizable_conversion): New declaration.
2195 * tree-vect-analyze.c (vect_analyze_operations): Add
2196 vectorizable_conversion call.
2197 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
2198 * tree-vect-transform.c (vectorizable_conversion): New function.
2199 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
2200 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
2202 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
2203 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
2204 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
2205 or ALTIVEC_BUILTIN_VCFSX.
2207 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2210 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
2211 CONST_DOUBLE and operand 0 is a hard register.
2212 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
2213 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
2214 is a hard floating-point register.
2216 2007-02-10 Richard Henderson <rth@redhat.com>
2217 Jakub Jelinek <jakub@redhat.com>
2218 Alexandre Oliva <aoliva@redhat.com>
2220 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
2221 * builtin-types.def (BT_WORD): Make unsigned.
2222 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
2223 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
2224 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
2225 * c-decl.c (grokdeclarator): Don't error if !have_tls.
2226 * c-parser.c (c_parser_omp_threadprivate): Likewise.
2227 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
2229 * expr.c (emutls_var_address): New.
2230 (expand_expr_real_1): Expand emulated tls.
2231 (expand_expr_addr_expr_1): Likewise.
2232 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
2233 * output.h (emutls_finish): Declare.
2234 * toplev.c (compile_file): Call it.
2235 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
2236 address before wrapping in CONST.
2237 * varasm.c (emutls_htab, emutls_object_type): New.
2238 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
2239 (get_emutls_object_name, get_emutls_object_type): New.
2240 (get_emutls_init_templ_addr, emutls_decl): New.
2241 (emutls_common_1, emutls_finish): New.
2242 (assemble_variable): When emulating tls, swap decls; generate
2243 constructor for the emutls objects.
2244 (do_assemble_alias): When emulating tls, swap decl and target name.
2245 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
2247 * varpool.c (decide_is_variable_needed): Look at force_output.
2248 Recurse for emulated tls.
2249 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
2250 with decide_is_variable_needed.
2251 * emutls.c: New file.
2252 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
2253 tls_object for real tls.
2255 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2257 PR rtl-optimization/29599
2258 * reload1.c (eliminate_regs_in_insn): Take the destination
2259 mode into account when computing the offset.
2261 2007-02-09 Stuart Hastings <stuart@apple.com>
2262 Richard Henderson <rth@redhat.com>
2264 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2265 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2266 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
2267 fixuns_truncdfhi2): New.
2268 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
2269 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
2270 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
2271 (floatunssidf2): Allow nonimmediate source.
2272 * gcc/config/i386/sse.md (movdi_to_sse): New.
2273 (vec_concatv2di): Drop '*'.
2274 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
2275 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2276 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
2278 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
2279 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2280 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
2281 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
2282 (ix86_build_signbit_mask): Fix decl of v, refactor to call
2283 ix86_build_const_vector.
2284 (x86_emit_floatuns): Rewrite.
2286 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2288 * genautomata.c (longest_path_length): Delete unused function.
2289 (struct state): Delete unused longest_path_length.
2290 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
2291 (get_free_state): Delete unused.
2293 2007-02-09 Jan Hubicka <jh@suse.cz>
2295 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
2296 * doc/invoke.texi (inline-unit-growth): Update default value.
2298 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
2299 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
2300 (rebuild_cgraph_edges): Likewise.
2301 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
2302 (dump_cgraph_node): Dump frequencies.
2303 (cgraph_clone_edge): Add frequency scales.
2304 (cgraph_clone_node): Add freuqnecy.
2305 * cgraph.h (cgraph_edge): Add freuqnecy argument.
2306 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
2307 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
2308 * tree-pass.h (TODO_rebuild_frequencies): New constant.
2309 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
2310 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
2311 (save_inline_function_body): Likewise.
2312 * ipa-inline.c: inluce rtl.h
2313 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
2314 (cgraph_edge_badness): Use frequencies.
2315 (cgraph_decide_recursive_inlining): Update clonning.
2316 (cgraph_decide_inlining_of_small_function): Dump frequency.
2317 * predict.c (estimate_bb_frequencies): Export.
2318 * predict.h (estimate_bb_frequencies): Declare.
2319 * tree-inline.c (copy_bb): Watch overflows.
2320 (expand_call_inline): Update call of cgraph_create_edge.
2321 (optimize_inline_calls): Use TODO flags to update frequnecies.
2322 * passes.h: Include predict.h
2323 (init_optimization_passes): Move profile ahead.
2324 (execute_function_todo): Handle TODO_rebuild_frequencies.
2326 2007-02-09 Roger Sayle <roger@eyesopen.com>
2328 * config/alpha/alpha.c (emit_insxl): Force the first operand of
2329 the insbl or inswl pattern into a register.
2331 2007-02-09 Roger Sayle <roger@eyesopen.com>
2333 * config/ia64/ia64.md (bswapdi2): New define_insn.
2335 2007-02-09 Richard Henderson <rth@redhat.com>
2337 * config/i386/constraints.md (Ym): New constraint.
2338 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
2339 (movdi_1_rex64): Split sse and xmm general register moves from
2340 memory move alternatives. Use conditional register constraints.
2341 (movsf_1, movdf_integer): Likewise.
2342 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2343 (movdf_integer_rex64): New.
2344 (pushsf_rex64): Fix output constraints.
2345 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
2346 (sse2_stored): Likewise.
2347 (sse2_storeq_rex64): New.
2348 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
2349 amd and not generic.
2350 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
2351 for optimize_size. Remove SF/DFmode hack.
2353 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2355 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
2358 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
2359 Richard Sandiford <richard@codesourcery.com>
2361 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
2362 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
2363 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
2364 m68k/t-mlib to tmake_file.
2365 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
2366 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
2367 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
2368 Allow it to be cf or m68k. Set m68k_arch_family. If that
2369 variable is not empty, add t-$m68k_arch_family to tmake_file.
2370 Add t-mlibs to tmake_file.
2371 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
2372 * config/m68k/t-cf: New file.
2373 * config/m68k/t-m68k: Likewise.
2374 * config/m68k/t-mlibs: Likewise.
2375 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2376 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2377 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2378 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2379 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2381 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2382 (INSTALL_LIBGCC): Delete.
2383 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2384 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2385 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2386 (M68K_MLIB_CPU): Define.
2387 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2388 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2389 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2391 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2392 Richard Guenther <rguenther@suse.de>
2395 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2396 against INT_MIN/INT_MAX.
2397 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2398 file if a loop is removed.
2400 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2402 * calls.c (store_one_arg): Pass correct alignment to
2403 emit_push_insn for non-BLKmode values.
2404 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2405 unaligned stack slot via a suitably aligned slot.
2407 2007-02-08 DJ Delorie <dj@redhat.com>
2409 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2411 (legal_subregs): Use unsigned char, make const.
2412 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2414 2007-02-08 Paul Brook <paul@codesourcery.com>
2416 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2417 special interworking needed.
2419 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2421 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2422 conditional to __SSE2__.
2423 (Entries below should have been added to first ChangeLog
2424 entry for amdfam10 dated 2007-02-05)
2425 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2427 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2429 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2432 2007-02-08 DJ Delorie <dj@redhat.com>
2434 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2435 * config/m32c/m32c.c (legal_subregs): New.
2436 (m32c_illegal_subreg_p): New.
2437 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2438 unsupported subregs of hard regs.
2440 2007-02-08 Jan Hubicka <jh@suse.cz>
2442 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2443 the same one; always update histograms.
2445 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2447 * passes.c (init_optimization_passes): Tidy comment.
2449 2007-02-08 Roger Sayle <roger@eyesopen.com>
2451 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2452 strip zero_extend, bswap and rotates from POCOUNT's argument.
2453 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2454 zero_extend and rotates from PARITY's argument.
2455 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2456 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2457 of an integer constant at compile-time.
2459 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2462 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2464 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2467 * tree-ssa-live.c (remove_unused_locals): Do not remove
2468 TREE_ADDRESSABLE variables.
2469 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2470 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2471 FOR_CLOBBER. Update all users.
2472 If VAR has an associated alias set, add a virtual operand for
2473 it if no alias is found to conflict with the memory reference.
2475 2007-02-07 Jan Hubicka <jh@suse.cz>
2476 Robert Kidd <rkidd@crhc.uiuc.edu>
2478 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2480 2007-02-07 Ian Lance Taylor <iant@google.com>
2482 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2484 2007-02-07 Roger Sayle <roger@eyesopen.com>
2486 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2487 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2488 tablejumpdi, movsi_to_cr_one): Remove constraints from
2489 define_expand's match_operands.
2491 2007-02-07 Roger Sayle <roger@eyesopen.com>
2493 * global.c (compute_regsets): Move declatation of "i" inside of
2494 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2496 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2499 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2500 of INDIRECT_REF <RESULT_DECL>.
2502 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2504 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2505 Kaz Kojima <kkojima@gcc.gnu.org>
2508 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2510 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2512 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2514 * doc/loop.texi: Document possibility not to perform disambiguation
2515 of loops with multiple latches.
2516 * cfgloopmanip.c (alp_enum_p): Removed.
2517 (add_loop): Handle subloops. Use get_loop_body_with_size.
2518 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2519 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2520 the new forwarder block.
2521 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2522 Handle the case latch is NULL.
2523 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2524 when marking loop exits.
2525 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2527 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2528 disambiguate_loops_with_multiple_latches.
2529 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2530 before fix_loop_structure.
2531 * cfgloop.c: Include pointer-set.h and output.h.
2532 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2533 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2534 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2535 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2536 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2537 disambiguate_multiple_latches, get_loop_body_with_size,
2538 disambiguate_loops_with_multiple_latches): New functions.
2539 (flow_loop_dump): Dump multiple latch edges.
2540 (flow_loop_nodes_find): Handle loops with multiple latches.
2541 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2542 (glb_enum_p): Modified.
2543 (get_loop_body): Use get_loop_body_with_size.
2544 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2545 (AVOID_CFG_MODIFICATIONS): New constant.
2546 (disambiguate_loops_with_multiple_latches, add_loop,
2547 get_loop_body_with_size): Declare.
2548 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2550 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2553 * global.c (compute_regsets): New function.
2554 (global_alloc): Refactored ELIMINABLE_REGSET
2555 and NO_GLOBAL_ALLOC_REGS computation out.
2556 (rest_of_handle_global_alloc): Call compute_regsets()
2557 for non-optimizing case.
2559 2007-02-06 Richard Henderson <rth@redhat.com>
2561 * config/i386/constraints.md (Y2): Rename from Y.
2562 (Yi): New constraint.
2563 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2564 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2565 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2566 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2567 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2568 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2569 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2570 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2571 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2572 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2573 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2574 vec_extractv2si_1): Change Y constraints to Y2.
2575 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2576 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2577 Change Y constraints to Y2.
2578 (sse2_loadld): Change Y constraints to x.
2580 2007-02-06 Roger Sayle <roger@eyesopen.com>
2582 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2583 (parity<mode>2): New define_expand using rs6000_emit_parity.
2584 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2585 rs6000_emit_parity): New functions.
2586 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2587 rs6000_emit_parity): Prototype here.
2589 2007-02-06 Ian Lance Taylor <iant@google.com>
2591 * lower-subreg.c (simple_move_operand): Reject CONST.
2592 (resolve_clobber): Call validate_change rather than directly
2593 assigning to XEXP (pat, 0).
2595 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2597 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2598 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2599 (tree-cfg.o): Remove hashtab.h dependency.
2601 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2602 (struct ivopts_data): Change niters to pointer_map_t.
2603 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2604 (niter_for_exit): Create pointer_map on demand. Change for
2606 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2607 (free_loop_data): Destroy data->niters if created and reset field.
2608 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2609 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2611 * tree-ssa-reassoc.c: Include pointer-set.h.
2612 (bb_rank): Change to long *.
2613 (operand_rank): Change to pointer_map_t.
2614 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2615 (insert_operand_rank): Accept long.
2616 (operand_entry_hash, operand_entry_eq): Remove.
2617 (get_rank): Return long. Adjust for changes above.
2618 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2620 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2622 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2623 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2624 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2626 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2627 directly since it cannot be NULL.
2628 (get_vi_for_tree): Rewrite for pointer_map API.
2629 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2630 (init_alias_vars): Create vi_for_tree as pointer_map.
2631 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2633 * tree-cfg.c: Don't include hashtab.h.
2634 (edge_to_cases): Declare as pointer_map.
2635 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2637 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2638 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2639 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2641 (record_switch_edge): Delete.
2642 (get_cases_for_edge): Adjust for pointer_map API, inline
2643 record_switch_edge (rewritten for new API), remove goto.
2645 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2647 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2648 * tree-nested.c: Include pointer-set.h.
2649 (var_map_elt, var_map_eq, var_map_hash): Delete.
2650 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2652 (nesting_info_bitmap_obstack): New.
2653 (lookup_field_for_decl): Adjust for pointer_map API.
2654 (lookup_tramp_for_decl): Adjust for pointer_map API.
2655 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2656 (get_local_debug_decl): Adjust for pointer_map API.
2657 (convert_nl_goto_reference): Adjust for pointer_map API.
2658 (convert_nl_goto_receiver): Adjust for pointer_map API.
2659 (create_nesting_tree): Create outside GGC space. Create bitmap on
2660 the new obstack. Create field_map and var_map as pointer_maps.
2661 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2663 (lower_nested_functions): Move root here, no need to NULL it.
2664 Initialize and release the obstack.
2666 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2668 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2669 Remove prototypes and make them non-static.
2670 (struct tree_int_map): Remove.
2671 * tree.h (struct tree_int_map): Move here, turning TO into an
2673 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2675 * tree.h (TREE_COMPLEXITY): Remove.
2676 (struct tree_exp): Remove complexity field.
2677 * tree.c (build1_stat): Don't set it.
2679 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2680 Victor Kaplansky <victork@il.ibm.com>
2682 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2683 (vect_is_simple_reduction): Support reduction with induction as
2684 one of the operands.
2685 (vect_is_simple_iv_evolution): Fix formatting.
2686 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2687 formatting. Don't mark induction phis for vectorization.
2688 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2689 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2690 (vect_get_vec_def_for_operand): Support induction.
2691 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2693 (vectorizable_reduction): Support reduction with induction as one of
2695 (vectorizable_type_demotion): Use def-type of stmt argument rather
2696 than dummy def-type.
2698 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2699 flag_tree_scev_cprop.
2700 * common.opt (tree-scev-cprop): New flag.
2702 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2703 call to vect_get_new_vect_var.
2705 2007-02-06 Ira Rosen <irar@il.ibm.com>
2707 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2708 vectype is not NULL.
2709 (vect_pattern_recog_1): Likewise.
2711 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2713 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2714 (fold_negate_expr): Likewise.
2716 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2719 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2720 even if cv-qualification is the same.
2722 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2724 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2725 __enable_execute_stack on completion.
2727 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2729 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2730 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2731 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2732 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2733 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2734 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2735 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2736 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2738 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2740 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2741 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2742 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2743 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2744 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2745 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2746 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2747 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2748 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2749 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2750 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2751 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2752 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2753 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2754 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2755 sqrtextenddfxf2_i387): Added amdfam10_decode.
2757 * config/i386/athlon.md (athlon_idirect_amdfam10,
2758 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2759 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2760 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2761 athlon_ivector_store_amdfam10): New define_insn_reservation.
2762 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2765 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2767 * config/i386/athlon.md (athlon_call_amdfam10,
2768 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2769 define_insn_reservation.
2770 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2771 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2772 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2774 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2776 * config/i386/athlon.md (athlon_sseld_amdfam10,
2777 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2778 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2780 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2782 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2783 define_insn_reservation.
2784 * config/i386/i386.md (sseins): Added sseins to define_attr type
2785 and define_attr unit.
2786 * config/i386/sse.md: Set type attribute to sseins for insertq
2789 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2791 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2792 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2793 ssecomi_load_amdfam10, ssecomi_amdfam10,
2794 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2795 define_insn_reservation.
2796 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2798 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2800 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2801 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2802 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2803 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2804 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2805 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2806 define_insn_reservation.
2808 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2809 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2810 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2811 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2812 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2814 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2816 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2817 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2818 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2819 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2820 athlon_ssemul_load_k8): Added amdfam10.
2822 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2824 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2825 (x86_sse_unaligned_move_optimal): New variable.
2827 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2829 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2830 for unaligned vector SSE double/single precision loads for AMDFAM10.
2832 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2834 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2835 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2836 Define TARGET_CPU_DEFAULT_amdfam10.
2837 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2838 (processor_type): Add PROCESSOR_AMDFAM10.
2840 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2841 processor_type in config/i386/i386.h.
2842 Enable imul peepholes for TARGET_AMDFAM10.
2844 * config.gcc: Add support for --with-cpu option for amdfam10.
2846 * config/i386/i386.c (amdfam10_cost): New variable.
2847 (m_AMDFAM10): New macro.
2848 (m_ATHLON_K8_AMDFAM10): New macro.
2849 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2850 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2851 x86_promote_QImode, x86_integer_DFmode_moves,
2852 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2853 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2854 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2855 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2856 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2857 Enable/disable for amdfam10.
2858 (override_options): Add amdfam10_cost to processor_target_table.
2859 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2860 processor_alias_table.
2861 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2862 (ix86_adjust_cost): Add code for amdfam10.
2864 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2866 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2867 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2868 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2869 * config/i386/i386.h: Add builtin definition for SSE4A.
2870 * config/i386/i386.md: Add support for ABM instructions
2872 * config/i386/sse.md: Add support for SSE4A instructions
2873 (movntss, movntsd, extrq, insertq).
2874 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2875 Add -march=amdfam10 flag.
2876 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2877 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2879 * doc/extend.texi: Add documentation for SSE4A builtins.
2881 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2883 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2885 2007-02-05 Richard Guenther <rguenther@suse.de>
2887 * tree-vectorizer.h (vectorizable_function): Add argument type
2888 argument, change return type.
2889 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2890 * tree-vect-transform.c (vectorizable_function): Handle extra
2891 argument, return vectorized function decl.
2892 (build_vectorized_function_call): Remove.
2893 (vectorizable_call): Handle calls with result and argument types
2894 differing. Handle loop vectorization factor correctly.
2895 * targhooks.c (default_builtin_vectorized_function): Adjust for
2897 * targhooks.h (default_builtin_vectorized_function): Likewise.
2898 * target.h (builtin_vectorized_function): Add argument type
2900 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2901 extra argument, allow vectorizing of lrintf.
2902 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2903 documentation of target hook.
2905 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2908 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2909 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2910 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2912 2007-02-05 Roger Sayle <roger@eyesopen.com>
2914 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2915 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2916 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2917 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2918 before canonicalizing sincos to cexpi.
2919 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2921 2007-02-05 Roger Sayle <roger@eyesopen.com>
2923 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2924 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2925 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2927 2007-02-05 Roger Sayle <roger@eyesopen.com>
2929 * mips-tfile.c (initialize_init_file): Correct endianness test.
2931 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2933 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2936 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2938 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2939 saves in a PARALLEL before the register assignments.
2941 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2943 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2944 DWARF_FRAME_RETURN_COLUMN to be a general register.
2945 * dwarf2out.c (init_return_column_size): New function, split from...
2946 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2947 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2948 to be nongeneral registers.
2949 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2951 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2952 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2954 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2956 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2958 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2960 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2961 (remove_path): Use can_remove_branch_p and remove_branch instead
2962 of loop_delete_branch_edge.
2963 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2964 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2965 Update profile using scale_dominated_blocks_in_loop.
2966 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2967 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2968 (can_remove_branch_p, remove_branch): Declare.
2969 * tree-cfg.c (tree_can_remove_branch_p): New function.
2970 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2971 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2972 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2974 2007-02-05 Jan Hubicka <jh@suse.cz>
2977 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2978 nodes in cgraph, don't remove offline copy of the function.
2980 2007-02-04 Jan Hubicka <jh@suse.cz>
2982 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2983 vectors might cause maybe_lookup_element_for_expr to be called
2984 on non-sra-candidate.
2986 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2988 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2989 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2990 spelling conventions.
2992 2007-02-04 Richard Guenther <rguenther@suse.de>
2995 * fold-const.c (try_move_mult_to_index): Make sure to not
2996 overflow one dimension of a multi-dimensional array access.
2998 2007-02-04 Jan Hubicka <jh@suse.cz>
3000 * passes.c (init_optimization_passes): Reindent.
3002 2007-02-04 Jan Hubicka <jh@suse.cz>
3003 Eric Botcazou <ebotcazou@adacore.com>
3005 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
3006 (execute_fixup_cfg): Break out the abnormal goto code.
3007 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
3008 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
3009 (optimize_inline_calls): Call make_nonlocal_label_edges.
3011 2007-02-04 Jan Hubicka <jh@suse.cz>
3013 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
3014 true when something was changed.
3015 (rename_ssa_copies): When something was changed, do
3016 TODO_remove_unused_locals.
3017 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
3018 add TODO_remove_unused_locals when instruction was removed.
3020 2007-02-04 Jan Hubicka <jh@suse.cz>
3022 * ipa-inline.c (try_inline): Improve debug output; work on already
3024 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
3025 call try_inline for already inlined edges too when flattening;
3026 inline also functions that make callee growth but overall unit size
3029 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3031 * config/m32c/bitops.md, config/m32c/jump.md,
3032 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
3033 config/m32r/m32r.h, config/m32r/m32r.md,
3034 config/m32r/predicates.md, config/m68hc11/larith.asm,
3035 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
3036 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
3037 config/mips/mips-protos.h, config/mips/mips.c,
3038 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
3039 config/mn10300/mn10300.h, config/mn10300/predicates.md,
3040 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
3041 spelling conventions.
3043 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
3044 Follow spelling conventions.
3046 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
3048 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
3049 warn about C++0x compatibility.
3051 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3053 * config/h8300/h8300.c, config/h8300/h8300.h,
3054 config/h8300/h8300.md: Follow spelling conventions.
3056 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
3059 * combine.c (try_combine): Do not substitute source operand
3060 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
3062 2007-02-03 Jan Hubicka <jh@suse.cz>
3064 PR gcov-profile/30650
3065 * value-prof.c (stringop_block_profile): Fix handling of size counter;
3066 do not divide by zero for never executed counters.
3067 (tree_find_values_to_profile): Fix counters.
3068 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
3070 2007-02-03 Ian Lance Taylor <iant@google.com>
3072 * lower-subreg.c (simple_move_operand): New static function,
3073 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
3075 (simple_move): Call simple_move_operand.
3076 (find_decomposable_subregs): Add special handling of MEMs.
3077 (can_decompose_p): Rename from cannot_decompose_p. Reverse
3078 meaning of return value. If we see a hard register, test whether
3079 it can store a word_mode value. Change all callers.
3081 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3083 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
3084 ftrapv insns and expanders.
3085 (subdi3): Change define_expand operand 1 to arith11_operand, and
3086 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
3087 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
3088 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
3092 * varasm.c (notice_global_symbol): Treat global objects as weak when
3095 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3097 * emit-rtl.c (dconstpi): Delete.
3099 (init_emit_once): Delete dconstpi and init dconstsqrt2.
3100 * real.h (dconstpi): Delete.
3102 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
3103 (fold_builtin_hypot): Likewise.
3105 2007-02-03 Tom Tromey <tromey@redhat.com>
3108 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
3109 -gcoff3, -gxcoff3, -gvms3 implies -dD.
3111 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
3113 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
3114 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
3115 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
3116 config/rs6000/cell.md, config/rs6000/darwin.h,
3117 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
3118 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
3119 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
3120 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
3121 typos. Follow spelling conventions.
3122 * doc/invoke.texi: Follow spelling conventions.
3124 2007-02-03 Roger Sayle <roger@eyesopen.com>
3126 * simplify-rtx.c (simplify_relational_operation_1): Implement some
3127 canonicalization transformations that attempt to simplify integer
3128 constant comparisons to become comparisons against zero.
3130 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3132 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
3134 * fold-const.c (fold_binary): Fix comment typos. Fold complex
3135 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
3137 2007-02-02 Mike Stump <mrs@apple.com>
3139 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
3140 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
3141 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
3142 generate a branch island.
3144 2007-02-02 Bob Wilson <bob.wilson@acm.org>
3146 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
3147 (xtensa_legitimate_address_p): New.
3148 (xtensa_legitimize_address): New.
3149 (xtensa_output_addr_const_extra): New.
3150 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
3152 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
3153 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
3154 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
3155 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
3156 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
3157 (xtensa_legitimize_address): New.
3158 (xtensa_output_addr_const_extra): New.
3160 2007-02-02 Steve Ellcey <sje@cup.hp.com>
3162 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
3164 2007-02-02 Ian Lance Taylor <iant@google.com>
3166 * expmed.c (expand_divmod): Add comment.
3168 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
3170 * emit-rtl.c (renumber_insns): Remove.
3171 * flags.h: Remove the extern for flag_renumber_insns.
3172 * rtl.h: Remove the prototype for renumber_insns.
3173 * toplev.c (flag_renumber_insns): Remove.
3175 2007-02-02 Hui-May Chang <hm.chang@apple.com>
3177 Revert for x86 darwin:
3178 2005-06-19 Uros Bizjak <uros@kss-loka.si>
3180 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
3181 code before the following patch under TARGET_MACHO.
3182 (ix86_function_value_regno_p): Likewise.
3184 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3186 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
3189 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3192 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
3193 general or fp registers. Add comments.
3194 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
3196 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
3198 * pointer-set.c (insert_aux): Only return insertion slot.
3199 (pointer_set_insert): Adjust.
3200 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
3201 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
3202 pointer_map_traverse): New.
3203 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
3204 pointer_map_create, pointer_map_destroy, pointer_map_insert,
3205 pointer_map_contains, pointer_map_traverse): Declare.
3207 2007-02-02 Jakub Jelinek <jakub@redhat.com>
3210 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
3211 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
3213 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3215 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
3217 (struct _dep): New type.
3218 (dep_t): New typedef.
3219 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
3220 (DEP_STATUS): New access macro. The macro with the same name was
3221 renamed to DEP_LINK_STATUS.
3222 (dep_init): Declare function
3224 (struct _dep_link): New type.
3225 (dep_link_t): New typedef.
3226 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
3227 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
3228 (DEP_LINK_STATUS): New macro.
3229 (debug_dep_links): New debug function.
3231 (struct _deps_list): New type.
3232 (deps_list_t): New typedef.
3233 (DEPS_LIST_FIRST): New access macro.
3234 (FOR_EACH_DEP_LINK): New cycle macro.
3235 (create_deps_list, free_deps_list, delete_deps_list): Declare
3237 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3238 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3239 (copy_deps_list_change_con): Ditto.
3241 (move_dep_link): Declare function.
3243 (struct _dep_node): New type.
3244 (dep_node_t): New typedef.
3245 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
3247 (struct haifa_insn_data.back_deps): New field to hold backward
3248 dependencies of the insn.
3249 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
3251 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
3252 Change its type to deps_list_t.
3253 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
3254 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
3255 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
3257 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
3259 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
3261 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
3263 (dep_cost): Declare.
3265 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
3266 (ds_to_dk, dk_to_ds): New functions.
3268 (init_dep_1): New static function.
3269 (init_dep): New function.
3270 (copy_dep): New static function.
3272 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
3274 (detach_dep_link): New static function.
3275 (move_dep_link): New function.
3277 (dep_links_consistent_p, dump_dep_links): New static functions.
3278 (debug_dep_links): New debugging function.
3280 (deps_obstack, dl_obstack, dn_obstack): New static variables.
3282 (alloc_deps_list, init_deps_list): New static functions.
3283 (create_deps_list): New function.
3284 (clear_deps_list): New static function.
3285 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
3286 (deps_list_consistent_p, dump_deps_list): New static functions.
3287 (debug_deps_list): New function.
3288 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
3290 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
3292 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
3293 use new scheduler dependencies lists.
3294 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
3295 (sched_analyze): Ditto. Initialize dependencies lists.
3296 (add_forw_dep, compute_forward_dependences): Update to use new
3297 scheduler dependencies lists.
3299 (init_dependency_caches): Init deps_obstack.
3300 (free_dependency_caches): Free deps_obstack.
3302 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
3303 new scheduler dependencies lists.
3304 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
3305 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3307 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
3308 Update to use new scheduler dependencies lists.
3309 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
3310 (debug_dependencies): Ditto.
3311 (schedule_region): Update comments.
3313 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
3314 scheduler dependencies lists.
3315 (schedule_ebb): Update comments.
3317 * rtl.def (DEPS_LIST): Remove.
3319 * lists.c (unused_deps_list): Remove.
3320 (free_list): Update assertions.
3322 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
3323 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3325 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
3326 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3328 * haifa-sched.c (comments): Update.
3329 (insn_cost1): Remove. Inline the code into insn_cost ().
3330 (insn_cost): Update to use new scheduler dependencies lists. Move
3331 processing of the dependency cost to dep_cost ().
3332 (dep_cost): New function. Use it instead of insn_cost () when
3333 evaluating cost of the dependency. Use compatible interface to
3334 interact with the target.
3335 (priority): Update to use new scheduler dependencies lists.
3336 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
3337 with greater number of insns that depend on the insn.
3338 (schedule_insn): Update to use new scheduler dependencies lists. Add
3339 code to free backward dependencies lists. Inline and optimize code
3340 from resolve_dep () - see PR28071.
3341 (ok_for_early_queue_removal): Update to use new scheduler dependencies
3342 lists. Update call to targetm.sched.is_costly_dependence hook.
3344 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3345 scheduler dependencies lists.
3347 (resolve_dep): Remove. Move the logic to schedule_insn ().
3348 (init_h_i_d): Initialize dependencies lists.
3350 (process_insn_depend_be_in_spec): Rename to
3351 process_insn_forw_deps_be_in_spec. Update to use new scheduler
3353 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
3354 Update to use new scheduler dependencies lists.
3355 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
3357 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
3358 new scheduler dependencies lists.
3359 (build_intra_loop_deps): Ditto.
3361 * target.h (struct _dep): Declare to use in
3362 gcc_target.sched.is_costly_dependence.
3363 (struct gcc_target.sched.adjust_cost): Fix typo.
3364 (struct gcc_target.sched.is_costly_dependence): Change signature to use
3365 single dep_t parameter instead of an equivalent triad.
3366 (struct gcc_target.sched.adjust_cost_2): Remove.
3368 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
3370 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
3372 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
3374 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3376 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3377 (REG_DEP_TRUE): Document.
3379 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3380 Change signature to correspond to the targetm.sched.adjust_cost hook.
3381 Update use in TARGET_SCHED_ADJUST_COST_2.
3382 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3383 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3384 new scheduler dependencies lists.
3385 (ia64_gen_check): Ditto.
3387 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3390 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3391 signature to correspond to the targetm.sched.is_costly_dependence hook.
3392 (is_costly_group): Update to use new scheduler dependencies lists.
3394 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3395 instead of INSN_COST () macro.
3397 2007-02-01 Ian Lance Taylor <iant@google.com>
3399 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3401 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3403 * pa.md (tp_load): Correct mfctl instruction syntax.
3405 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3407 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3408 altivec_padding_size calculation on AIX. Improve comment, add
3409 assert to verify that it's right.
3411 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3414 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3417 * global.c (global_alloc): Add mising initialization of
3420 2007-02-01 Roger Sayle <roger@eyesopen.com>
3422 * alias.c (init_alias_analysis): Correct whitespace.
3423 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3424 partition_hot_cold_basic_blocks): Likewise.
3425 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3426 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3427 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3428 fold_builtin_snprintf_chk, fold_builtin_printf,
3429 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3430 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3431 * cfgcleanup.c (cleanup_cfg): Likewise.
3432 * cfgexpand.c (tree_expand_cfg): Likewise.
3433 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3434 * function.c (get_next_funcdef_no): Likewise.
3435 * gengtype.c (main): Likewise.
3436 * genmodes.c (main): Likewise.
3437 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3438 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3439 * ifcvt.c (noce_emit_move_insn): Likewise.
3440 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3442 * stor-layout.c (get_best_mode): Likewise.
3443 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3444 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3445 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3446 perform_var_substitution, solve_graph): Likewise.
3447 * tree-vrp.c (vrp_finalize): Likewise.
3449 2007-02-01 Ian Lance Taylor <iant@google.com>
3451 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3452 high part of a paradoxical subreg, return a constant zero.
3454 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3456 * toplev.c (lang_dependent_init): Call init_set_costs.
3457 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3459 2007-02-01 Richard Guenther <rguenther@suse.de>
3462 * fold-const.c (fold_negate_expr): Allow negating a
3463 constant if overflow does not change.
3465 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3467 * doc/c-tree.texi (Expression trees): Improve markup.
3468 * doc/tm.texi (Register Classes, Addressing Modes)
3469 (Floating Point): Fix spacing after abbreviations. Fix some
3472 2007-02-01 Ben Elliston <bje@au.ibm.com>
3474 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3475 * doc/contrib.texi: Likewise.
3476 * doc/install.texi: Likewise.
3478 2007-01-31 Richard Henderson <rth@redhat.com>
3479 Ian Lance Taylor <iant@google.com>
3481 * lower-subreg.c: New file.
3482 * rtl.def (CONCATN): Define.
3483 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3485 * emit-rtl.c (update_reg_offset): New static function, broken out
3486 of gen_rtx_REG_offset.
3487 (gen_rtx_REG_offset): Call update_reg_offset.
3488 (gen_reg_rtx_offset): New function.
3489 * regclass.c: Revert patch of 2006-03-05, restoring
3491 (clear_reg_info_regno): New function.
3492 * dwarf2out.c (concatn_loc_descriptor): New static function.
3493 (loc_descriptor): Handle CONCATN.
3494 * common.opt (fsplit_wide_types): New option.
3495 * opts.c (decode_options): Set flag_split_wide_types when
3497 * timevar.def (TV_LOWER_SUBREG): Define.
3498 * rtl.h (gen_reg_rtx_offset): Declare.
3499 (reg_scan_update): Declare.
3500 * regs.h (clear_reg_info_regno): Declare.
3501 * tree-pass.h (pass_lower_subreg): Declare.
3502 (pass_lower_subreg2): Declare.
3503 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3504 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3506 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3507 * Makefile.in (OBJS-common): Add lower-subreg.o.
3508 (lower-subreg.o): New target.
3510 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3512 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3514 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3517 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3519 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3522 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3524 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3526 * cfgloop.h: Include vec-prim.h.
3527 (enum li_flags): Remove LI_ONLY_OLD.
3528 (loop_iterator): Changed.
3529 (fel_next, fel_init): Iterate over loop tree.
3530 (FOR_EACH_LOOP_BREAK): New macro.
3531 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3533 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3534 * modulo-sched.c (sms_schedule): Ditto.
3535 * tree-vectorizer.c (vectorize_loops): Ditto.
3536 * doc/loop.texi: Update information on loop numbering and behavior of
3537 FOR_EACH_LOOP wrto new loops.
3538 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3539 add_to_evolution_1): Test nestedness of loops instead of comparing
3541 * tree-chrec.c (chrec_fold_plus_poly_poly,
3542 chrec_fold_multiply_poly_poly, chrec_evaluate,
3543 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3544 reset_evolution_in_loop): Ditto.
3545 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3547 2007-01-31 Dirk Mueller <dmueller@suse.de>
3549 * c-common.c (warn_about_parentheses): Separate warning about
3550 un-parenthized sequence of comparison operators from the one
3551 which is supposed to warn about x <= y <= z.
3553 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3555 * optabs.h (enum optab_index): Add new OTI_isinf.
3556 (isinf_optab): Define corresponding macro.
3557 * optabs.c (init_optabs): Initialize isinf_optab.
3558 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3560 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3561 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3563 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3564 expand_builtin_interclass_mathfn.
3565 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3566 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3567 (fxam<mode>2_i387): New insn pattern.
3568 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3569 built-in functions as x87 inline asm.
3571 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3573 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3575 2007-01-30 Eric Christopher <echristo@apple.com>
3577 * config.gcc: Add geode.
3579 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3581 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3582 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3583 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3584 value-prof.c: Fix comment typos.
3586 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3589 * doc/invoke.texi (Wpointer-arith): Document warning.
3591 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3593 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3594 the list of discrepancies from the draft TR.
3596 2007-01-30 Dirk Mueller <dmueller@suse.de>
3599 * doc/invoke.texi (-Wreturn-type): Update description to
3602 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3604 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3606 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3608 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3609 to handle optabs that operate on floating point input argument and
3610 output to integer output.
3611 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3612 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3613 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3614 expand_builtin_interclass_mathfn ().
3615 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3617 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3618 ilogbl built-in functions as x87 intrinsics.
3620 2007-01-30 Richard Guenther <rguenther@suse.de>
3623 * dwarf2out.c (reference_to_unused): Query varpool if the
3624 variable was output.
3626 2007-01-30 Richard Guenther <rguenther@suse.de>
3629 * passes.c (execute_one_pass): Reset in_gimple_form to not
3630 confuse non-unit-at-a-time mode.
3632 2007-01-29 Roger Sayle <roger@eyesopen.com>
3633 Richard Guenther <rguenther@suse.de>
3635 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3636 avoid undefined behaviour on overflow. Use force_fit_type_double
3637 to construct the constant with the specified TREE_OVERFLOW.
3639 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3641 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3642 * config/dfp-bit.h: Ditto.
3644 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3646 * c-decl.c (pop_scope): Replace warnings with call to
3647 warn_for_unused_label.
3648 * c-common.h (warn_for_unused_label): Declare.
3649 * c-common.c (warn_for_unused_label): Define.
3651 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3653 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3656 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3658 * Makefile.in (USER_H): Remove decfloat.h.
3659 * ginclude/decfloat.h: Delete, moving contents to ...
3660 * ginclude/float.h: Add support for decimal floating point,
3661 guarded by __STDC_WANT_DEC_FP__.
3663 2007-01-29 Mike Stump <mrs@apple.com>
3665 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3666 Analysis and Representation to resolve case insensitive conflict.
3667 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3669 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3671 * tree.h (struct tree_memory_tag): Add aliases member.
3672 (MTAG_ALIASES): New macro.
3673 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3674 (add_may_alias): Remove pointer-set. Update for may_aliases being
3676 (mark_aliases_call_clobbered): Update for may_aliases being a
3678 (compute_tag_properties): Ditto.
3679 (create_partition_for): Ditto.
3680 (compute_memory_partitions): Ditto.
3681 (dump_may_aliases_for): Ditto.
3682 (is_aliased_with): Ditto.
3683 (add_may_alias_for_new_tag): Ditto.
3684 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3685 (compute_is_aliased): New function.
3686 (compute_may_aliases): Call compute_is_aliased).
3687 (init_alias_info): Initialize alias_bitmap_obstack.
3688 (union_alias_set_into): New function.
3689 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3690 (have_common_aliases_p): Rewrite to take two bitmaps and use
3692 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3694 (finalize_ref_all_pointers): Update for add_may_alias changes.
3695 (new_type_alias): Ditto.
3696 * tree-flow-inline.h (may_aliases): Return a bitmap.
3697 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3698 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3699 may_aliases being a bitmap.
3700 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3701 may_aliases now returns a bitmap.
3702 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3704 * tree-ssa-operands.c (add_virtual_operand): Update for
3705 may_aliases being a bitmap.
3707 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3709 PR tree-optimization/30630
3710 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3711 variable as changed.
3713 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3716 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3717 expanded only once even if an error occurs.
3719 2007-01-29 Ben Elliston <bje@au.ibm.com>
3721 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3722 (__gcov_average_profiler): Likewise.
3723 (__gcov_ior_profiler): Likewise.
3724 (__gcov_merge_ior): Likewise.
3726 2007-01-28 Jan Hubicka <jh@suse.cz>
3728 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3729 * value-prof.c (stringop_block_profile): Likewise.
3731 2007-01-28 Jan Hubicka <jh@suse.cz>
3733 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3734 variant handling histograms; add wrapper.
3735 (clear_storage_via_libcall): Export.
3736 (emit_block_move_hints): Break out from ...; add histograms.
3737 (emit_block_move): ... this one.
3738 (clear_storage_hints): Break out from ...; add histograms.
3739 (clear_storage): ... this one.
3740 (set_storage_via_memset): Handle histogram.
3741 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3742 (clear_storage_hints, clear_storage_via_libcall): Declare.
3743 (set_storage_via_setmem): Update prototype.
3744 * doc/md.texi (movmem, setmem): Document new arguments.
3746 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3748 (stringop_block_profile): New global function.
3749 (tree_stringops_values_to_profile): Profile block size and alignment.
3750 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3752 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3753 (stringop_block_profile): Declare.
3754 * builtins.c: Include value-prof.h.
3755 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3756 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3757 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3758 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3759 * profile.c (instrument_values): Add new counters.
3760 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3762 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3763 (tree_init_edge_profiler): Build new profilers.
3764 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3765 (pass_tree_profile): Add dump.
3766 (tree_profile_hooks): Update.
3767 * Makefile.in (LIBGCOV): Add new constants.
3768 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3769 __gcov_ior_profiler): New.
3770 * i386.md (movmem/setmem expanders): Add new optional arguments.
3772 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3774 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3776 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3778 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3779 (tree_unswitch_single_loop): Pass eni_size_weights to
3780 tree_num_loop_insns.
3781 * tree-ssa-loop-manip.c: Include tree-inline.h.
3782 (can_unroll_loop_p): Pass eni_size_weights to
3783 tree_num_loop_insns.
3784 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3785 Pass eni_size_weights to estimate_num_insns.
3786 * tree.h (init_inline_once): Export.
3787 * toplev.c (backend_init): Call init_inline_once.
3788 * cgraphunit.c (cgraph_process_new_functions,
3789 cgraph_analyze_function): Pass eni_inlining_weights to
3791 * ipa-inline.c (compute_inline_parameters): Ditto.
3792 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3793 to estimate_num_insns.
3794 (try_unroll_loop_completely): Pass eni_size_weights to
3795 tree_num_loop_insns.
3796 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3797 ot estimate_num_insns.
3798 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3799 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3800 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3801 eni_time_weights): New variables.
3802 (init_inline_once): Initialize them.
3803 (struct eni_data): Mew.
3804 (estimate_num_insns_1, estimate_num_insns): Use weights.
3805 * tree-inline.h (struct eni_weights_d): New.
3806 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3807 (estimate_num_insns): Declaration changed.
3808 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3809 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3810 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3812 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3814 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3815 relations in the conflict function is valid.
3817 2007-01-27 Ian Lance Taylor <iant@google.com>
3819 * common.opt: Add fstrict-overflow.
3820 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3821 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3822 (TYPE_OVERFLOW_UNDEFINED): Define.
3823 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3825 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3826 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3827 (fold_negate_expr): Likewise.
3828 (make_range): Likewise.
3829 (extract_muldiv_1): Likewise.
3830 (maybe_canonicalize_comparison): Likewise.
3831 (fold_comparison): Likewise.
3832 (fold_binary): Likewise.
3833 (tree_expr_nonnegative_p): Likewise.
3834 (tree_expr_nonzero_p): Likewise.
3835 * tree-vrp.c (compare_values): Likewise.
3836 (extract_range_from_binary_expr): Likewise.
3837 (extract_range_from_unary_expr): Likewise.
3838 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3840 (nowrap_type_p): Likewise.
3841 * tree-scalar-evolution.c (simple_iv): Likewise.
3842 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3843 (build_range_check): Likewise.
3844 (extract_muldiv_1): Likewise.
3845 (fold_comparison): Likewise.
3846 * tree-vrp.c (vrp_int_const_binop): Likewise.
3847 (extract_range_from_unary_expr): Likewise.
3848 * convert.c (convert_to_integer): Likewise.
3849 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3850 (fold_comparison): Likewise.
3851 (fold_binary): Likewise.
3852 * optabs.c (optab_for_tree_code): Likewise.
3853 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3854 * simplify-rtx.c (simplify_const_relational_operation): Check
3855 flag_strict_overflow and flag_trapv.
3856 (simplify_const_relational_operation): Likewise.
3857 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3858 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3861 2007-01-27 Roger Sayle <roger@eyesopen.com>
3863 * tree.c (tree_fold_gcd): Delete.
3864 * tree.h (tree_fold_gcd): Remove prototype.
3865 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3866 test whether one constant integer is a multiple of another. Instead
3867 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3868 * fold-const.c (multiple_of_p): We've determined both TOP and
3869 BOTTOM are integer constants so we can call int_const_binop directly
3870 instead of the more generic const_binop.
3872 2007-01-27 Roger Sayle <roger@eyesopen.com>
3874 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3875 1*X check that the constant hasn't overflowed, to preserve the
3877 (round_up): Provide an efficient implementation when rouding-up an
3878 INTEGER_CST to a power-of-two.
3880 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3882 * doc/sourcebuild.texi: Add comma for clarity.
3883 * doc/extend.texi: Fix some typos.
3884 * doc/passes.texi: Likewise.
3885 * doc/cppinternals.texi: Likewise.
3886 * doc/c-tree.texi: Likewise.
3887 * doc/tree-ssa.texi: Likewise.
3888 * doc/install.texi: Likewise.
3890 2007-01-27 Jan Hubicka <jh@suse.cz>
3892 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3893 (pass_sra): Do not require alias information.
3894 * passes.c (init_optimization_passes): Add SRA
3896 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3898 * tracer.c (rest_of_handle_tracer): We already cleaned
3899 up the CFG in tracer() so don't do it here again.
3900 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3901 cleanup_cfg here, either. And don't call renumber_insns.
3903 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3904 and BB_HEAD are in the insn stream here. Instead make sure
3905 that BB_INSN is valid on all insns. Also, do check here that
3906 there are no pending branch predictions...
3907 (rtl_verify_flow_info): ...instead of doing it here. Checks
3908 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3911 2007-01-26 Roger Sayle <roger@eyesopen.com>
3913 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3914 function to simplify/factorize operand order canonicalization.
3915 (ix86_fixup_binary_operands): Reorganize using the above function.
3916 (ix86_binary_operator_ok): Likewise.
3918 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3920 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3921 file scope from optimize_attrs.
3922 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3924 (optimize_attrs): Clear insn_code_values after freeing it.
3926 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3928 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3929 a parts.base assignment.
3931 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3933 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3934 (compute_subscript_distance, initialize_data_dependence_relation,
3935 finalize_ddr_dependent, analyze_ziv_subscript,
3936 analyze_siv_subscript_cst_affine,
3937 compute_overlap_steps_for_affine_univar,
3938 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3939 analyze_siv_subscript, analyze_miv_subscript,
3940 analyze_overlapping_iterations, subscript_dependence_tester_1,
3941 compute_self_dependence, free_dependence_relation): Work
3942 with affine_fn instead of chrecs.
3943 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3944 common_affine_function, affine_function_base,
3945 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3946 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3947 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3948 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3949 (all_chrecs_equal_p): Removed.
3950 * tree-data-ref.h (affine_fn, conflict_function): New types.
3951 (struct subscript): Change type of conflicting_iterations_in_a
3952 and conflicting_iterations_in_b.
3954 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3957 * config/pa/pa.h (TARGET_HPUX_11): New.
3958 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3959 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3961 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3962 Richard Guenther <rguenther@suse.de>
3964 * tree-ssa-structalias.c (solve_graph): Handle case
3965 we merged the variable to another.
3967 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3969 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3972 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3973 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3975 2007-01-25 DJ Delorie <dj@redhat.com>
3977 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3978 allow changes to modes which don't fit in those registers.
3980 * reload1.c (choose_reload_regs): Check for invalid subregs before
3981 computing their locations, not after.
3983 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3986 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3987 save Altivec registers in an eh_return function.
3988 (compute_vrsave_mask): Likewise.
3989 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3990 for saving Altivec registers.
3991 (rs6000_emit_prologue): Don't allocate stack twice in
3992 eh_return function. Correct expected value of altivec_save_offset
3993 when using save_world. Describe save of R0 to stack when using
3994 save_world. Describe stack pointer adjustment when using
3995 save_world. Remove duplicated eh_return parameter register saving.
3996 Update sp_offset variable after save_world.
3997 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3999 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
4000 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
4003 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4005 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
4007 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4010 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
4011 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
4013 2007-01-25 Richard Guenther <rguenther@suse.de>
4015 * doc/invoke.texi (-Wcoverage-mismatch): Document.
4016 * common.opt (-Wcoverage-mismatch): New warning option.
4017 * coverage.c (get_coverage_counts): Ignore coverage mismatch
4018 if -Wcoverage-mismatch is given.
4020 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
4022 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
4023 (ipcp_driver): Change to static definition.
4024 Add dumping of the ifunctions.
4025 (constant_val_insert): Remove unused parameter. Support for SSA.
4026 (ipcp_propagate_const): Support for SSA.
4027 (ipcp_profile_bb_print): Print only analyzed nodes.
4028 (ipcp_replace_map_create): Remove support for Fortran constant
4030 * ipa-prop.c (ipa_method_modify_stmt,
4031 ipa_callsite_compute_param): Support for SSA.
4032 * ipa-prop.h (ipcp_driver): Remove declaration.
4033 (IS_VALID_TREE_MAP_INDEX): Add define.
4035 2007-01-24 Geoffrey Keating <geoffk@apple.com>
4037 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
4039 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4042 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
4043 constant argument to cabs and do it without checking for
4044 -funsafe-math-optimizations.
4046 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
4048 * c-common.h (RID_FIRST_CXX0X): New.
4049 (RID_LAST_CXX0X): New.
4050 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
4052 * c.opt (Wc++0x-compat): New.
4053 * doc/invoke.texi (-Wc++0x-compat): Document.
4055 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4057 * builtins.c (fold_builtin_carg): New.
4058 (fold_builtin_1): Use it.
4060 2007-01-24 Jan Hubicka <jh@suse.cz>
4062 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
4064 * ipa-inline.c (initial_insns, max_insns): Delete.
4065 (compute_max_insns): New function.
4066 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
4067 of insns as base for code growth.
4068 (cgraph_decide_inlining): Make initial_insns local; do not compute
4070 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
4071 * doc/invoke.texi (inline-unit-growth): Update docs.
4073 2007-01-24 Jakub Jelinek <jakub@redhat.com>
4075 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
4076 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
4077 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
4078 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
4079 for CPUs that have PTA_CX16 set.
4082 * gimplify.c (omp_check_private): New function.
4083 (gimplify_scan_omp_clauses): Use it for
4084 firstprivate/lastprivate/reduction.
4087 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
4088 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
4091 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
4092 If lower_lastprivate_clauses emits some statements, append them
4093 to dlist rather than body_p and to body_p append an initializer.
4094 (lower_omp_for): Adjust caller.
4096 2007-01-24 Steve Ellcey <sje@cup.hp.com>
4098 * target.h (globalize_decl_name): New.
4099 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4100 * output.h (default_globalize_decl_name): New.
4101 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
4103 (globalize_decl): Ditto.
4104 (default_globalize_decl_name): New.
4105 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
4106 (ia64_handle_version_id_attribute): New.
4107 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4108 (ia64_asm_output_external): Use globalize_decl_name instead
4110 * doc/extend.texi (version_id): New pragma.
4111 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
4113 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4115 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
4116 _uleb128_t and _Unwind_SWord with _sleb128_t.
4117 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
4118 uw_frame_state_for, uw_update_context_1): Likewise.
4119 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
4120 * unwind-pe.h (read_uleb128, read_sleb128,
4121 read_encoded_value_with_base): Likewise.
4122 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
4124 2007-01-24 Richard Guenther <rguenther@suse.de>
4126 * builtins.c (expand_builtin_cexpi): Get the fndecl
4127 for cexp in the correct way.
4129 2007-01-24 Jan Hubicka <jh@suse.cz>
4131 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
4133 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4135 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
4136 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
4137 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
4138 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
4139 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
4140 __SIZEOF_PTRDIFF_T__.
4141 * doc/cpp.texi: Documentation for the new builtin macros added.
4143 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
4145 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
4146 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
4147 instead of operands[2] to avoid access past the end of array.
4149 2007-01-24 Richard Sandiford <richard@codesourcery.com>
4151 * reload1.c (emit_reload_insns): Pass the reload register
4152 for a non-spill output reload through forget_old_reloads_1.
4154 2007-01-23 Joseph Myers <joseph@codesourcery.com>
4156 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4157 _SOFT_DOUBLE if doubles use software floating-point.
4158 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
4159 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4160 * config/rs6000/darwin-ldouble.c: Also compile functions for
4161 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
4162 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4163 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
4164 commented-out long double override.
4165 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
4166 * config/rs6000/eabispe.h: Likewise.
4167 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
4168 long double for non-SPE.
4169 (rs6000_handle_option): Likewise.
4170 (invalid_e500_subreg): Disallow more subregs involding DImode,
4171 DFmode, TImode or TFmode.
4172 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
4174 (legitimate_lo_sum_address_p): Also check for TFmode for E500
4176 (rs6000_legitimize_address): Also handle TFmode for E500 double.
4177 (rs6000_legitimize_reload_address): Also handle TFmode for E500
4179 (rs6000_legitimate_address): Also check for TFmode for E500
4181 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
4182 (spe_build_register_parallel): Handle TFmode and TCmode.
4183 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
4185 (function_arg): Handle TFmode and TCmode for E500 double.
4186 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
4188 (print_operand): Handle TFmode and TImode for %y.
4189 (rs6000_generate_compare): Handle TFmode comparisons for E500
4191 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
4192 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
4193 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
4194 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
4195 TFmode for E500 double.
4196 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
4197 (floatsidf2): Enable for E500 double.
4198 (movtf_softfloat): Use rs6000_nonimmediate_operand.
4199 (extenddftf2): Change to extenddftf2_fprs.
4200 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
4201 depending on TARGET_E500_DOUBLE.
4202 (extendsftf2): Enable for E500 double.
4203 (trunctfdf2): Enable for E500 double.
4204 (trunctfsf2): Change to trunctfsf2_fprs.
4205 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
4206 depending on TARGET_E500_DOUBLE.
4207 (floatsitf2): Enable for E500 double.
4208 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
4209 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
4210 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
4211 (negtf2): Change to negtf2_internal.
4212 (negtf2): New expander.
4213 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
4214 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
4215 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
4216 (movdi_internal32): Use rs6000_nonimmediate_operand.
4217 (unnamed splitter): Likewise.
4218 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
4219 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
4220 (SPE64TF, DITI): New mode macros.
4221 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
4224 (frob_<mode>_di_2): New.
4225 (frob_tf_di_8_2): New.
4226 (frob_di_df): Change to frob_di_<mode>; allow more modes.
4228 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
4230 (frob_ti_<mode>_8_2): New.
4231 (frob_ti_tf_2): New.
4232 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
4233 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
4235 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
4236 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
4237 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
4238 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
4239 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
4240 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
4243 2007-01-23 Ian Lance Taylor <iant@google.com>
4245 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
4247 (OBJS-archive): Reformat, alphabetize.
4248 (OBJS): Change out_object_file to OBJS-md.
4250 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
4252 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4253 JUMP_P and CALL_P predicates where applicable.
4254 * config/i386/i386.c: Ditto.
4255 * config/i386/i386.md: Ditto.
4256 * config/i386/mmx.md: Ditto.
4257 * config/i386/predicates.md: Ditto.
4259 2007-01-22 Andreas Schwab <schwab@suse.de>
4261 * config/m68k/m68k.h: Fix comment.
4263 2007-01-22 Jan Hubicka <jh@suse.cz>
4265 * passes.c (init_optimization_passes): Do not rerun
4266 pass_early_warn_uninitialized.
4268 2007-01-22 Richard Guenther <rguenther@suse.de>
4270 PR tree-optimization/30038
4271 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
4273 (execute_cse_sincos_1): Likewise.
4274 (execute_cse_sincos): Likewise.
4275 (gate_cse_sincos): Likewise.
4276 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
4277 the cexpi() canonicalization of sincos().
4278 * tree-pass.h (pass_cse_sincos): Declare.
4279 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
4281 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4283 PR rtl-optimization/29329
4284 * combine.c (replaced_rhs_insn): Rename to i2mod.
4285 (replaced_rhs_value): Rename to i2mod_new_rhs.
4286 (i2mod_old_rhs): New global variable.
4287 (combine_instructions): Adjust for above change. Save a copy of
4288 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
4289 note are substituted in the second instruction.
4290 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
4291 ditch the note if it pertains to the second eliminated register
4292 and this register is mentioned in i2mod_old_rhs.
4295 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4297 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
4298 the insn to which the note was originally attached.
4300 2007-01-21 Jan Hubicka <jh@suse.cz>
4302 * ipa-inline.c (inlining_mode): Comment, move up.
4303 (cgraph_decide_inlining_incrementally): Do not perform inlining
4304 itself; fix handling of flattening of self recursive functions.
4305 (cgraph_find_cycles): Remove.
4306 (cgraph_flatten_node): Remove.
4307 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
4308 (try_inline): New function.
4309 (cgraph_early_inlining): Update call of
4310 cgraph_decide_inlining_incrementally. Apply inlining here.
4311 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
4313 2007-01-21 Dirk Mueller <dmueller@suse.de>
4316 * tree-vrp.c (check_array_bounds): do not warn
4317 about ADDR_EXPR's of ARRAY_REF's which are immediately
4318 used in binary expressions.
4320 2007-01-21 Ira Rosen <irar@il.ibm.com>
4322 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
4323 read_write_dep and macros for its access.
4324 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4325 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
4326 argument, call vect_check_interleaving for every independent pair of
4327 data-refs. Mark loads that access the same memory location as a store
4329 (vect_check_dependences): Remove.
4330 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
4331 call, fix the call to vect_analyze_data_ref_dependence.
4332 (vect_analyze_data_ref_access): For statements that access the same
4333 data-ref, check that they are not stores; for loads, check that there
4334 is no store that access the same location.
4336 2007-01-20 Roger Sayle <roger@eyesopen.com>
4337 Joseph Myers <joseph@codesourcery.com>
4339 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
4340 (-fdump-rtl-stack): Likewise.
4341 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
4342 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
4343 (-mpt-fixed): Use @minus{} for minus sign.
4344 (Using Precompiled Headers): Fix under/overfull hbox.
4346 2007-01-20 Jan Hubicka <jh@suse.cz>
4348 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
4349 place within annotation.
4351 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4353 * pa.c (output_move_double): Change array size of xoperands to 4.
4355 2007-01-20 Jan Hubicka <jh@suse.cz>
4357 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
4360 2007-01-19 Ian Lance Taylor <iant@google.com>
4362 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
4363 constant to unsigned HOST_WIDE_INT before negating.
4365 2007-01-19 Ian Lance Taylor <iant@google.com>
4367 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
4369 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
4370 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4371 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
4372 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
4373 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4374 (realloc_vdef, realloc_vuse): Change second parameter to
4376 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4378 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4379 unsigned. Change x and lim locals to unsigned.
4380 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4382 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4383 (copy_virtual_operands): Change i and n locals to unsigned.
4385 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4388 * builtins.c (fold_builtin_1): Handle builtin fdim.
4390 2007-01-20 Jan Hubicka <jh@suse.cz>
4392 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4393 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4394 init_alias_heapvars.
4395 (init_alias_heapvars): Initialize only when not already initialized.
4396 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4398 2007-01-19 Roger Sayle <roger@eyesopen.com>
4400 * common.opt (fsigned-zeros): New command line option.
4401 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4402 of flag_unsafe_math_optimizations.
4403 * opts.c (set_fast_math_flags): The -ffast-math command line option
4404 implies -fno-signed-zeros.
4405 (fast_math_flags_set_p): Likewise.
4407 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4408 the documentation of -ffast-math appropriately. Wrap long lines.
4410 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4412 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4413 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4415 2007-01-19 Tomas Bily <tbily@suse.cz>
4417 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4419 (tree_init_ic_make_global_vars): New function
4420 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4421 (tree_gen_ic_profiler): New function
4422 (tree_gen_ic_func_profiler): New function
4423 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4424 (tree_profile_hooks): Added hook for indirec/virtual calls
4425 * value-prof.c (tree_find_values_to_profile): New case for
4427 (tree_values_to_profile): Call for determining indirect/virtual
4429 (tree_indirect_call_to_profile): New function
4430 (tree_ic_transform): New function
4431 (tree_ic): New function
4432 (find_func_by_pid): New function
4433 (init_pid_map): New function
4434 (tree_value_profile_transformations): Added check for
4435 indirect/virtual call transformation
4436 * value-prof.h (enum hist_type): New counter type for
4437 indirect/virtual calls
4438 (profile_hooks): Added new hook for profiling indirect/virtual
4440 * profile.c (instrument_values): New case for indirect/virtual
4442 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4443 (GCOV_COUNTER_V_INDIR): New counter type
4444 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4445 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4447 * cgraph.c: Definition of cgraph_max_pid
4448 (cgraph_create_node): Default init of pid attribute
4449 * cgraph.h: Declaration of cgraph_max_pid
4450 (struct cgraph_node): Added pid attribute
4451 * libgcov.c (__gcov_indirect_call_profiler): New function
4452 (__gcov_one_value_profiler_body): New function
4453 (__gcov_one_value_profiler): Body was moved to
4454 __gcov_one_value_profiler_body and calls it
4456 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4458 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4459 * gengtype.c (write_types_data, write_func_for_structure,
4460 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4461 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4462 (walk_type, write_func_for_structure): Generate the mark_hook if
4465 2007-01-19 Jan Hubicka <jh@suse.cz>
4467 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4468 'early' argument take inlining mode argument specifying whether to
4469 inline for size/speeed or all functions; add support for flattening;
4471 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4473 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4476 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4477 the name of the declared identifier.
4479 2007-01-19 Dirk Mueller <dmueller@suse.de>
4481 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4482 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4483 duplicate evaluation.
4485 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4487 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4488 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4489 to XFMode, use acosxf2 and truncate result to requested mode.
4490 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4491 (asin<mode>2): Similarly, with asin expanders.
4492 (*fscalexf4_i387): Rename from *fscalexf4.
4493 (expNcorexf3): New expander.
4494 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4495 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4496 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4497 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4498 patterns for SSE math.
4499 (exp10<mode>2): Similarly, with exp10 expanders.
4500 (exp2<mode>2): Similarly, with exp2 expanders.
4501 (expm1<mode>2): Similarly, with expm1 expanders.
4502 (ldexp<mode>3): Similarly, with ldexp expanders.
4503 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4504 Use gen_truncxf<mode>2_i387_noop to truncate result.
4506 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4508 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4509 for ColdFire targets.
4511 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4512 Richard Sandiford <richard@codesourcery.com>
4514 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4515 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4516 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4517 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4518 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4519 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4521 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4523 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4524 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4525 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4526 (*adddi_dilshr32_cf): New pattern.
4527 (adddi3, subdi3): Remove first alternatives.
4529 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4531 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4532 implemented using move.l, do not use its cc result for floating-point
4535 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4537 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4538 from accepting 's' constraints if flag_pic.
4540 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4542 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4543 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4544 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4545 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4547 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4549 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4550 ColdFire alternatives.
4551 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4552 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4553 architectures that support ff1 instruction.
4555 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4556 Julian Brown <julian@codesourcery.com>
4558 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4559 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4560 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4563 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4565 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4567 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4568 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4569 HOST_WIDE_INT instead of an rtx.
4570 (m68k_rtx_costs): Update call accordingly.
4571 (output_move_const_into_data_reg): Likewise. Fix formatting.
4572 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4574 (output_move_simode_const): Update calls after above changes.
4575 Rework to use automatic variables and predicates like MEM_P.
4576 * config/m68k/m68k.md (pushexthisi_const): Update call to
4579 2007-01-19 Dirk Mueller <dmueller@suse.de>
4581 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4584 2007-01-19 Richard Guenther <rguenther@suse.de>
4586 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4587 via cexp in case sincos is not available.
4589 2007-01-19 Richard Guenther <rguenther@suse.de>
4591 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4592 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4593 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4594 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4595 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4596 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4597 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4598 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4600 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4602 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4604 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4605 (atan2xf3): Directly generate RTL pattern.
4606 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4607 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4608 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4609 disable patterns for SSE math.
4610 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4611 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4612 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4613 disable patterns for SSE math.
4615 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4617 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4619 2007-01-18 Roger Sayle <roger@eyesopen.com>
4621 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4622 VIEW_CONVERT_EXPR to the same type as it's operand.
4624 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4626 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4627 configured for long double 128.
4629 2007-01-18 Mike Stump <mrs@apple.com>
4631 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4634 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4636 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4639 2007-01-18 Jan Hubicka <jh@suse.cz>
4641 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4642 greater than NUM_VOP_FREE_BUCKETS.
4644 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4646 * tree-ssa-structalias.c: Update comments.
4647 (ptabitmap_obstack): Removed.
4649 (oldpta_obstack): Ditto.
4650 (stats): Add a few members.
4651 (struct variable_info): Remove node, complex, address_taken, and
4652 indirect_target members. Add oldsolution member.
4653 (new_var_info): Do not initialize removed members.
4654 (constraint_expr_type): Remove INCLUDES.
4655 (constraint_graph): Add size, implicit_preds, rep,
4656 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4657 (FIRST_REF_NODE): New macro.
4658 (LAST_REF_NODE): Ditto.
4659 (FIRST_ADDR_NODE): Ditto.
4660 (find): New function.
4662 (dump_constraint): Do not handle INCLUDES.
4663 (insert_into_complex): Do not insert duplicate constraints.
4664 (condense_varmap_nodes): Renamed and rewritten into ...
4665 (merge_node_constraints): This. Also fix bug in handling of
4666 offseted copy constraints.
4667 (clear_edges_for_node): No longer need to deal with preds at all,
4668 or removing associated preds/succs.
4669 (merge_graph_nodes): Deal with indirect_cycles.
4670 Don't deal with predecessors.
4671 (add_implicit_graph_edge): New function.
4672 (add_pred_graph_edge): Ditto.
4673 (add_graph_edge): Don't deal with predecessors.
4674 (build_constraint_graph): Removed.
4675 (build_pred_graph): New function.
4676 (build_succ_graph): Ditto.
4677 (struct scc_info): Removed in_component. Added roots, dfs, and
4678 node_mapping. Remove visited_index, unification_queue.
4679 (scc_visit): Deal with union-find we do now.
4680 Deal with cycles with REF nodes.
4681 (collapse_nodes): Renamed and rewritten to ...
4682 (unify_nodes): This.
4683 (process_unification_queue): Removed.
4684 (topo_visit): Cleanup
4685 (do_da_constraint): Use find.
4686 (do_sd_constraint): Ditto.
4687 (do_ds_constraint): Ditto.
4688 (do_complex_constraint): Ditto.
4689 (init_scc_info): Update for removed and added members.
4690 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4691 (find_indirect_cycles): This.
4692 (equivalence_class): New variable.
4693 (label_visit): New function.
4694 (perform_variable_substitution): Rewritten.
4695 (free_var_substitution_info): New function.
4696 (find_equivalent_node): Ditto.
4697 (move_complex_constraints): Ditto.
4698 (eliminate_indirect_cycles): Ditto.
4699 (solve_graph): Only propagate changed bits.
4700 Use indirect cycle elimination.
4702 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4703 (tree_id_eq): Renamed to ...
4704 (tree_vi_eq): This. Update for member change
4705 (insert_id_for_tree): Renamed and rewritten to ...
4706 (insert_vi_for_tree): This.
4707 (lookup_id_for_tree): Renamed and rewritten to ...
4708 (lookup_vi_for_tree): This.
4709 (get_id_for_tree): Renamed and rewritten to ...
4710 (get_vi_for_tree): Ditto.
4711 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4712 (process_constraint): Don't handle INCLUDES.
4713 Remove special ADDRESSOF case.
4714 (find_func_aliases): Rewrite to use vi functions instead of id
4716 (create_function_info_for): Ditto.
4717 (create_variable_info_for): Ditto.
4718 (intra_create_variable_infos): Ditto.
4719 (merge_smts_into): Ditto.
4720 (find_what_p_points_to): Ditto.
4721 (init_base_vars): Ditto.
4722 (init_alias_vars): Ditto.
4723 (remove_preds_and_fake_succs): New function.
4724 (dump_sa_points_to_info): Dump new stats.
4725 (dump_solution_for_var): Use find.
4726 (set_used_smts): Fix formatting.
4727 (compute_points_to_sets): Updated for new functions.
4728 (ipa_pta_execute): Ditto.
4730 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4731 Richard Sandiford <richard@codesourcery.com>
4733 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4735 * calls.c (expand_call): If the return value is a PARALLEL,
4736 extract its first member.
4737 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4738 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4739 use FUNCTION_EXTRA_EPILOGUE.
4740 (m68k_function_value): Return a PARALLEL if the return value
4741 is of a pointer type.
4742 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4743 (FUNCTION_EXTRA_EPILOGUE): Remove.
4744 * config/m68k/m68k.md (D0_REG): New constant.
4746 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4748 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4749 output a NOP for empty epilogues.
4751 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4753 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4754 before function. Extend register save check to include all
4755 registers, not just integer ones.
4757 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4759 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4760 (m68k_use_return_insn): ...this.
4761 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4762 * config/m68k/m68k.c (use_return_insn): Rename to...
4763 (m68k_use_return_insn): ...this.
4764 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4767 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4769 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4770 nearest even, fix denormal rounding overflow.
4772 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4774 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4775 f%$smove and f%$move.
4776 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4777 (extendsfdf2_cf): Use fdmove instead of f%&move.
4778 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4779 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4781 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4783 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4786 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4788 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4789 (coldfire_single_format): Declare.
4790 (coldfire_double_format): Likewise.
4791 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4792 of qnan_msb_set to determine the lower bits of a canonical
4794 (encode_ieee_double): Likewise.
4795 (encode_ieee_quad): Likewise.
4796 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4797 (mips_single_format): Likewise.
4798 (ieee_double_format): Likewise.
4799 (mips_double_format): Likewise.
4800 (ieee_extended_motorola_format): Likewise.
4801 (ieee_extended_intel_96_format): Likewise.
4802 (ieee_extended_intel_128_format): Likewise.
4803 (ieee_extended_intel_96_round_53_format): Likewise.
4804 (ibm_extended_format): Likewise.
4805 (mips_extended_format): Likewise.
4806 (ieee_quad_format): Likewise.
4807 (mips_quad_format): Likewise.
4808 (vax_f_format): Likewise.
4809 (vax_d_format): Likewise.
4810 (vax_g_format): Likewise.
4811 (i370_single_format): Likewise.
4812 (i370_double_format): Likewise.
4813 (decimal_single_format): Likewise.
4814 (decimal_double_format): Likewise.
4815 (decimal_quad_format): Likewise.
4816 (c4x_single_format): Likewise.
4817 (c4x_extended_format): Likewise.
4818 (real_internal_format): Likewise.
4819 (coldfire_single_format): New real_format.
4820 (coldfire_double_format): Likewise.
4821 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4822 canonical_nan_lsbs_set.
4823 (pdp11_d_format): Likewise.
4824 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4825 if TARGET_COLDFIRE_CPU.
4827 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4829 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4830 (output_call, m68k_legitimize_call_address): Declare.
4831 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4832 parenthesees. Add support for a 'W' constraint.
4833 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4834 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4835 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4836 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4838 (override_options): Initialize them. Do not set flag_no_function_cse
4839 for TARGET_ID_SHARED_LIBRARY.
4840 (m68k_output_pic_call): Delete.
4841 (m68k_legitimize_call_address): New function.
4842 (print_operand): Remove the %o prefix. Handle the %p prefix.
4843 (output_call): New function.
4844 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4845 target address from the GOT if symbolic jumps are not allowed.
4846 * config/m68k/m68k.md (call, general_operand): Do not set
4847 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4848 Merge separate flag_pic and !flag_pic define_insns into...
4849 (*call, *call_value): ...these new patterns. Match the address
4850 rather than the containing MEM and require it to be a call_operand.
4851 Use output_call to generate the asm template.
4852 * config/m68k/predicates.md (const_call_operand): New predicate.
4853 (call_operand): Likewise.
4855 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4857 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4858 (STACK_GROWS_DOWNWARD): Define to 1.
4859 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4860 comments, emphasizing that these values are only defaults.
4861 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4862 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4864 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4866 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4868 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4869 Richard Sandiford <richard@codesourcery.com>
4871 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4872 (FP_REGNO_P): New macros.
4873 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4874 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4875 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4876 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4878 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4880 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4881 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4883 * config/m68k/t-floatlib: New file, extracting common code from...
4884 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4885 * config/m68k/t-uclinux: Here.
4886 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4887 routines on ColdFire targets.
4889 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4891 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4892 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4893 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4894 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4895 explicitly set MOTOROLA to 1.
4896 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4898 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4899 Nathan Sidwell <nathan@codesourcery.com>
4901 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4902 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4903 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4904 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4905 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4906 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4907 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4908 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4909 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4910 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4911 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4912 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4913 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4914 (DBX_REGISTER_NUMBER): Delete.
4915 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4916 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4917 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4919 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4921 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4922 * config/flat.h: New file.
4923 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4925 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4926 indirect references for -msep-data or -mid-shared-library.
4927 Do not use PC-relative code addresses either.
4928 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4930 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4931 for shared libraries and crt1.o for executables. Use crti.o and
4933 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4934 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4935 Do not add -elf2flt or -shared-lib-id options here.
4936 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4937 Pass -shared-lib-id if -mid-shared-library, taking the library
4938 identifier from -mshared-library-id if given, otherwise
4940 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4941 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4942 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4943 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4944 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4945 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4947 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4948 jump sequence for ISA A and ISA A+.
4949 (PICJUMP): Likewise.
4951 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4953 * config.gcc (m68k-*-uclinux*): Base the port on the common
4954 and m68k GNU/Linux files rather than on the generic ELF ones.
4955 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4956 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4958 2007-01-18 Julian Brown <julian@codesourcery.com>
4959 Richard Sandiford <richard@codesourcery.com>
4961 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4962 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4963 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4965 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4967 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4969 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4971 * doc/install.texi: Document m68k-uclinuxoldabi.
4972 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4973 * config/m68k/uclinux-oldabi.h: New file, copied from
4974 config/m68k/uclinux.h.
4976 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4978 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4979 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4980 (m32r_compute_frame_size): Use unsigned for regno.
4981 (m32r_reload_lr): Use gen_frame_mem.
4983 (m32r_output_function_epilogue): Don't output the function epilogue
4985 (m32r_expand_epilogue): New.
4986 (direct_return): Return false if the function has the interrupt
4988 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4989 * config/m32r/m32r.md (epilogue): New expander.
4990 (return_lr, return_rte): New insns.
4991 (return): Make it expander.
4992 (return_normal): New expander.
4994 2007-01-18 Josh Conner <jconner@apple.com>
4997 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4998 support for UNLE, UNLT, UNGE, and UNGT.
5000 2007-01-18 Jan Hubicka <jh@suse.cz>
5002 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
5003 * tree-tailcall (add_virtual_phis): Likewise.
5004 (optimize_tail_call): Return TODOs.
5005 (execute_tail_calls): Return TODOs.
5006 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
5007 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
5009 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5010 Cleanup cfg using TODO.
5011 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
5012 * passes.c (execute_function_todo): When cleanup did something, remove
5014 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
5015 (make_edges): Don't cleanup_cfg.
5017 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
5019 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
5020 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
5021 operate on the top of stack.
5022 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
5023 register handling of instructions that output to the second
5025 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
5026 (move_for_stack_reg): Special-case check for dead destination
5027 stack slot for constant load of 1.0 inside UNSPEC_TAN.
5029 * config/i386/i386.md (UNSPEC_TAN): New constant.
5030 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
5031 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
5032 to correctly model move of constant 1.0 to top stack slot.
5033 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
5034 (unnamed peephole2 pattern): Remove corresponding peephole2
5035 pattern that optimizes tan insn and loading of constant 1.0.
5036 (tanxf2): Use fptanxf4_i387.
5037 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
5038 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
5039 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5040 disable patterns for SSE math.
5041 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
5042 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
5044 2007-01-18 Dirk Mueller <dmueller@suse.de>
5045 Richard Guenther <rguenther@suse.de>
5048 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
5049 * common.opt (Warray-bounds): Add new warning option.
5050 * c-opts.c (c_common_handle_option): Define -Warray-bounds
5052 * Makefile.in: make tree-vrp.o depend on toplev.h
5053 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
5055 (check_array_refs, check_array_bounds, check_array_ref): New.
5057 2007-01-18 Jan Hubicka <jh@suse.cz>
5059 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
5060 (execute_ssa_ccp): Return flags conditionally.
5061 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
5063 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
5065 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
5067 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
5068 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
5070 * Makefile.c (GTFILES): Add cfglayout.h.
5071 * gengtype.c (open_base_files): Likewise.
5072 * cfglayout.c (cfg_layout_function_footer,
5073 cfg_layout_function_header) Reindent to make gengtype happy.
5074 * cfglayout.h (cfg_layout_function_footer,
5075 cfg_layout_function_header): Add GTY(()) marker.
5077 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
5079 2007-01-18 Ben Elliston <bje@au.ibm.com>
5081 * genautomata.c (write_automata): Include xstrerror output in the
5082 error message if writing the DFA description file fails.
5084 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
5086 * config/mips/mips-protos.h (mips_output_external): Make it
5088 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
5089 * config/mips/mips.c (irix_output_external_libcall): Likewise.
5090 (extern_list): Likewise.
5091 (extern_head): Likewise.
5092 (TARGET_ASM_FILE_END): Likewise.
5093 (mips_file_end): Likewise.
5094 (mips_output_external): Rewritten.
5096 2007-01-18 Ben Elliston <bje@au.ibm.com>
5098 * genpreds.c (write_insn_preds_c): Only write out the function
5099 body for regclass_for_constraint if we have register constraints.
5101 2007-01-17 Tom Tromey <tromey@redhat.com>
5103 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
5104 * doc/install.texi (Testing): Use sourceware.org.
5105 (Binaries): Likewise.
5106 (Specific): Likewise.
5107 * doc/contrib.texi (Contributors): Use sourceware.org.
5109 2007-01-17 Anatoly Sokolov <aesok@post.ru>
5111 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
5112 (AVR_ENHANCED): Rename to ...
5113 (AVR_HAVE_MUL): ... new.
5114 (avr_enhanced_p): Rename to ...
5115 (avr_have_mul_p): ... new.
5116 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
5117 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
5118 * config/avr/avr.c (avr_enhanced_p): Rename to ...
5119 (avr_have_mul_p): ... new.
5120 (base_arch_s): Rename 'enhanced' to 'have_mul'.
5121 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
5122 'avr_enhanced_p' and 'enhanced'.
5123 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
5124 AVR_HAVE_MUL instead of AVR_ENHANCED.
5125 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5126 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
5127 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
5128 instead of AVR_ENHANCED.
5129 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5130 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
5131 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
5133 2007-01-17 Ian Lance Taylor <iant@google.com>
5135 * vec.h (VEC_reserve_exact): Define.
5136 (vec_gc_p_reserve_exact): Declare.
5137 (vec_gc_o_reserve_exact): Declare.
5138 (vec_heap_p_reserve_exact): Declare.
5139 (vec_heap_o_reserve_exact): Declare.
5140 (VEC_OP (T,A,reserve_exact)): New static inline function, three
5142 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
5144 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
5145 (VEC_OP (T,A,copy)) [all versions]: Likewise.
5146 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
5147 * vec.c (calculate_allocation): Add exact parameter. Change all
5149 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
5150 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
5151 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
5152 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
5153 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
5154 (vec_heap_p_reserve_exact): New function.
5155 (vec_heap_o_reserve_exact): New function.
5157 2007-01-17 Jan Hubicka <jh@suse.cz>
5159 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
5161 2007-01-17 Eric Christopher <echristo@apple.com>
5163 * config.gcc: Support core2 processor.
5165 2007-01-16 Jan Hubicka <jh@suse.cz>
5167 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
5168 the names, just unlink the chain so we don't crash on dangling pointers
5171 2007-01-16 Jan Hubicka <jh@suse.cz>
5173 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
5174 * tree-pass.h: Reorder to make IPA passes appear toegher.
5175 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
5176 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
5177 parameters, do not call early inliner.
5178 * ipa-inline.c: Update comments. Include tree-flow.h
5179 (cgraph_decide_inlining): Do not compute inlining parameters.
5180 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
5181 be called with function context set up.
5182 (pass_ipa_inline): Remove unreachable functions before pass.
5183 (cgraph_early_inlining): Simplify assuming to be called from the
5185 (pass_early_inline): New pass.
5186 (cgraph_gate_ipa_early_inlining): New gate.
5187 (pass_ipa_early_inline): Turn into simple wrapper.
5188 (compute_inline_parameters): New function.
5189 (gate_inline_passes): New gate.
5190 (pass_inline_parameters): New pass.
5191 (apply_inline): Move here from tree-optimize.c
5192 (pass_apply_inline): New pass.
5193 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
5195 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
5197 (tree_function_versioning): Do not allocate dummy struct function.
5198 * tree-inline.h (optimize_inline_calls): Update prototype.
5199 * tree-optimize.c (execute_fixup_cfg): Export.
5200 (pass_fixup_cfg): Remove
5201 (tree_rest_of_compilation): Do not apply inlines.
5202 * tree-flow.h (execute_fixup_cfg): Declare.
5203 * Makefile.in (gt-passes.c): New.
5204 * passes.c: Include gt-passes.h
5205 (init_optimization_passes): New passes.
5206 (nnodes, order): New static vars.
5207 (do_per_function_toporder): New function.
5208 (execute_one_pass): Dump current pass here.
5209 (execute_ipa_pass_list): Don't dump current pass here.
5211 2007-01-16 Janis Johnson <janis187@us.ibm.com>
5213 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
5214 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
5216 2007-01-16 David Edelsohn <edelsohn@gnu.org>
5218 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
5219 (strong_alias): Define.
5220 (__gcc_qmul): Provide non-FMA for soft-float.
5226 (__gcc_qunord): New.
5236 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
5237 soft-float functions.
5238 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
5239 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
5240 about long double soft float.
5242 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
5243 Tehila Meyzels <tehila@il.ibm.com>
5245 * tree-vectorizer.h (is_pattern_stmt_p): New.
5246 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
5247 formatting (tabs instead of spaces). Cleanup and clarify setting
5248 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
5249 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
5250 (vectorizable_type_demotion): Check that types are integral.
5251 (vectorizable_type_promotion): Likewise.
5252 (vectorizable_store): Fix typo. Eliminate new-line at end of
5255 2007-01-16 Jan Hubicka <jh@suse.cz>
5257 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
5260 2007-01-15 Eric Christopher <echristo@apple.com>
5262 * ifcvt.c: Include vec.h, vecprim.h.
5263 (check_cond_move_block): New argument regs.
5264 Reorganize. Add registers used to regs.
5265 (cond_move_process_if_block): Use regs set above as
5268 2007-01-15 Eric Christopher <echristo@apple.com>
5270 * config/darwin.h: Update copyright.
5271 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
5272 (LINK_COMMAND_SPEC): Add -u.
5273 (LINK_SPEC): Fix umbrella for above.
5275 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
5277 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
5280 2007-01-15 Tom Tromey <tromey@redhat.com>
5282 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
5283 * doc/install.texi (Testing): Don't mention jacks.
5284 (Configuration): Document --enable-java-maintainer-mode. Move
5285 --with-java-home to libgcj-specific section. Document
5287 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
5289 2007-01-15 Jan Hubicka <jh@suse.cz>
5291 * tree-ssa-dce.c (DCE_TODOs): New.
5292 (propagate_necessity): Return if something changed.
5293 (eliminate_unnecessary_stmts): Likewise.
5294 (perform_tree_ssa_dce): Return TODO flags when needed.
5295 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
5297 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
5299 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
5300 (fyl2x_extend<mode>xf3_i387): New insn pattern.
5301 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
5302 patterns using X87MODEF12 mode macro. Extend operand 1
5303 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5304 (log10<mode>2): Ditto.
5305 (log2<mode>2): Ditto.
5306 (log1p<mode>2): Ditto.
5307 (logb<mode>2): Ditto.
5308 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
5309 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
5310 (*fxtractxf3_i387): Rename from *fxtractxf3.
5311 (fxtract_extend<mode>xf3_i387): New insn pattern.
5312 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
5313 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
5314 and gen_fyl2xxf3_i387().
5316 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
5318 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
5319 * cfgloopmanip.c (fix_loop_placement): Made static. Use
5320 get_loop_exit_edges. Changed return type to bool.
5321 * cfgloop.h (fix_loop_placement): Declaration removed.
5323 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
5325 * param.h (MIN_VECT_LOOP_BOUND): New.
5326 * params.def (MIN_VECT_LOOP_BOUND): New.
5327 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
5328 argument - minimum threshold for number of iterations.
5329 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
5330 argument to declaration.
5331 * tree-vect-analyze.c (vect_analyze_operations): Check value of
5332 MIN_VECT_LOOP_BOUND.
5333 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
5334 slpeel_tree_peel_loop_to_edge with additional argument.
5335 (vect_do_peeling_for_alignment): Likewise.
5336 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
5338 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
5341 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
5344 2007-01-14 Jan Hubicka <jh@suse.cz>
5346 * tree-dfa.c (remove_referenced_var): New function.
5347 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
5348 prune referenced vars list too.
5349 * tree-flow.h (remove_referenced_var): Declare.
5351 2007-01-14 Jan Hubicka <jh@suse.cz>
5353 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
5355 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
5356 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
5357 * except.h (verify_eh_throw_table_statements): Kill prototype.
5358 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
5359 into call exrepssions.
5360 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
5362 * tree-cfg.c: Include pointer-set.h.
5363 (verify_node_sharing): Work on pointer set.
5364 (verify_eh_throw_stmt_node): New.
5365 (verify_stmts): Use pointers sets, verify throw_stmt.
5367 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
5369 * ipa-reference.c (analyze_function): Consider also addresses taken
5372 2007-01-12 Roger Sayle <roger@eyesopen.com>
5374 * c-typeck.c (null_pointer_constant_p): Replace use of
5375 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5376 (build_c_cast): Likewise.
5378 2007-01-12 Roger Sayle <roger@eyesopen.com>
5380 * tree.h (force_fit_type_double): Remove unused final argument.
5381 * c-common.c (constant_expression_warning): Replace use of
5382 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5383 (convert_and_check): Likewise.
5384 (shorten_compare): Update call to force_fit_type_double.
5385 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5386 * convert.c (convert_to_pointer): Update call to
5387 force_fit_type_double.
5388 * fold-const.c (force_fit_type_double): Remove overflowed_const
5390 (int_const_binop, fold_convert_const_int_from_int,
5391 fold_convert_const_int_from_real, fold_div_compare,
5392 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5393 fold_abs_const, fold_not_const): Remove the final argument from
5394 calls to force_fit_type_double.
5396 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5398 * configure.ac: Set insn to "nop" for spu-*-* also.
5399 * configure: Regenerate.
5401 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5403 * builtins.def : Add BUILT_IN_FREE.
5405 2007-01-12 Jan Hubicka <jh@suse.cz>
5407 PR tree-optimization/30443
5408 * tree-inline.c (tree_function_versioning): Do not optimize when
5409 cloning for inlining.
5411 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5413 * doc/loop.texi: Document recording of loop exits.
5414 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5415 (update_single_exits_after_duplication,
5416 update_single_exit_for_duplicated_loop,
5417 update_single_exit_for_duplicated_loops): Removed.
5418 (duplicate_loop_to_header_edge): Do not call
5419 update_single_exits_after_duplication and
5420 update_single_exit_for_duplicated_loops.
5421 (loop_version): Do not update single_exit information.
5422 (fix_loop_structure): Use record_loop_exits instead of
5423 mark_single_exit_loops.
5424 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5425 the lists of loop exits.
5426 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5427 split_edge, merge_blocks): Update the lists of loop exits.
5428 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5429 loop_optimizer_init.
5430 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5431 of mark_single_exit_loops.
5432 (loop_optimizer_finalize): Call release_recorded_exits.
5433 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5434 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5435 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5436 update single exit information.
5437 * lambda-code.c (perfect_nestify): Ditto.
5438 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5439 (mark_single_exit_loops): Removed.
5440 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5441 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5442 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5444 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5445 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5446 (verify_loop_structure): Verify consistency of the exit lists.
5447 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5448 (set_single_exit): Removed.
5449 * cfgloop.h (struct loop_exit): New function.
5450 (struct loop): single_exit_ field replaced by exits field.
5451 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5452 (struct loops): Added exits hash.
5453 (mark_single_exit_loops, set_single_exit): Declaration removed.
5454 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5456 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5458 * doc/invoke.texi: Avoid use of @headitem.
5460 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5462 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5464 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5466 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5469 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5470 Richard Sandiford <richard@codesourcery.com>
5472 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5473 * config/m68k/m68k.opt: Resort options.
5474 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5476 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5477 Richard Sandiford <richard@codesourcery.com>
5479 * doc/invoke.texi: Document the macros that are defined by
5480 m68k's -mtune and -mhard-float options.
5481 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5482 (m68k_cpp_cpu_family): Likewise.
5483 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5484 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5485 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5486 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5487 (m68k_cpp_cpu_family): Likewise.
5489 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5491 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5492 macros besides mc68000 as tuning macros. Use a switch statement
5493 to set them and mcpu32.
5495 2007-01-12 Julian Brown <julian@codesourcery.com>
5497 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5498 (TARGET_68040_ONLY): Rename to...
5499 (TARGET_68040): ...this.
5500 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5501 * config/m68k/m68k.md: Likewise.
5503 2007-01-12 Julian Brown <julian@codesourcery.com>
5504 Nathan Sidwell <nathan@codesourcery.com>
5505 Richard Sandiford <richard@codesourcery.com>
5507 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5508 the -mcpu= argument associated with the --with-cpu setting.
5509 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5510 if different from the one implied by the -mcpu setting.
5511 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5512 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5513 * doc/invoke.texi: Mention ColdFire in the introduction to the
5514 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5515 -mno-div and -mhard-float options. Make -m68881 a synonym for
5516 -mhard-float. Document the previously-undocumented -m5206e,
5517 -m528x, -m5307 and -m5407 options. Tweak the existing option
5518 documentation for consistency.
5519 * doc/install.texi: Mention new --with-cpu arguments.
5520 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5521 default CPU if neither -mcpu nor -march are specified.
5522 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5523 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5524 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5525 using m68k_tune to decide between families that implement the
5526 same ISA. Use m68k_tune to set __mcfv4e__.
5527 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5528 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5529 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5530 (FL_ISA_C, FL_ISA_MMU): New macros.
5531 (MASK_COLDFIRE): Delete.
5532 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5533 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5534 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5535 (TARGET_HARD_FLOAT): Do not define here.
5536 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5537 (TUNE_68000): New macro.
5538 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5539 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5540 (TUNE_CFV2): Redefine in terms of m68k_tune.
5541 (uarch_type, target_device, fpu_type): New enums.
5542 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5543 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5544 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5545 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5546 (FL_FOR_isa_c): New macros.
5547 (m68k_isa): New enum.
5548 (m68k_target_selection): New structure.
5549 (all_devices, all_isas, all_microarchs): New tables.
5550 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5551 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5552 (MASK_ALL_CPU_BITS): Delete.
5553 (m68k_find_selection): New function.
5554 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5555 Map the legacy target options to a combination of the new ones.
5556 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5557 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5558 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5560 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5561 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5563 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5564 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5565 * config/m68k/m68k-devices.def: New file.
5567 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5568 Nathan Sidwell <nathan@codesourcery.com>
5570 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5571 (SUBTARGET_EXTRA_SPECS): New macros.
5572 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5573 use %(asm_cpu_spec) instead.
5574 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5575 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5576 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5577 (EXTRA_SPECS): Rename to...
5578 (SUBTARGET_EXTRA_SPECS): ...this.
5580 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5581 Richard Sandiford <richard@codesourcery.com>
5582 Julian Brown <julian@codesourcery.com>
5584 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5585 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5586 to the configuration's default CPU.
5587 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5588 Remove default masks.
5589 (m680[012]0-*-*): Set the default with_cpu to the first part of
5591 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5592 (m68k*-*-linux): Extend the --with-cpu handling to...
5593 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5594 and m68010. Don't set target_cpu_default2.
5595 * doc/install.texi: Document --with-cpu for m68k.
5596 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5597 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5598 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5599 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5600 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5601 (ASM_SPEC): Remove use of %(asm_cpu_default).
5602 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5603 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5604 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5605 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5606 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5607 (TARGET_DEFAULT): Delete.
5608 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5609 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5610 (CPP_CPU_SPEC): Delete.
5611 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5612 the appropriate string.
5613 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5614 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5615 (ASM_SPEC): Don't use %(asm_default_spec).
5616 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5617 TARGET_DEFAULT and add MASK_68881.
5618 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5620 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5622 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5623 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5624 MASK_68010 alongside MASK_68020.
5625 * doc/invoke.texi: Document -m68010.
5626 * config/m68k/m68k.opt (m68010): New.
5627 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5629 (TUNE_68010): New macro.
5630 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5631 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5632 (M68K_CPU_m68332): Add MASK_68010.
5633 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5634 fallback definition.
5635 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5637 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5638 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5639 to all entries that use MASK_68020.
5640 (output_move_simode_const, output_move_himode, output_move_qimode)
5641 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5642 instead of TARGET_68020 to select clr behavior. Remove comment
5643 about there being no TARGET_68010.
5644 * config/m68k/m68k.md: Likewise throughout.
5646 2007-01-12 Julian Brown <julian@codesourcery.com>
5648 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5649 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5650 * config/m68k/m68k.md: Likewise.
5652 2007-01-12 Julian Brown <julian@codesourcery.com>
5654 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5655 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5657 2007-01-12 Julian Brown <julian@codesourcery.com>
5659 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5660 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5661 * config/m68k/m68k.md: Likewise.
5663 2007-01-12 Julian Brown <julian@codesourcery.com>
5664 Richard Sandiford <richard@codesourcery.com>
5666 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5667 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5668 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5670 (TARGET_CPU32): Rename to...
5671 (TUNE_CPU32): ...this.
5672 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5673 (TUNE_CFV2): New macros.
5674 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5675 remove conditions that are implied by TARGET_68020.
5676 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5677 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5678 (m68k_output_function_epilogue): Likewise.
5679 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5680 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5681 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5682 non-68000 timings. Refactor multiplication and division costs.
5683 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5684 TUNE_CPU32 instead of TARGET_CPU32.
5685 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5686 and TUNE_68060 instead of TARGET_68060.
5687 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5688 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5690 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5691 && !TARGET_COLDFIRE" to choose between moveq and clr.
5692 Likewise in the unnamed movsf pattern.
5693 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5694 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5697 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5699 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5700 of tabbing before backslashes.
5702 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5704 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5705 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5706 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5708 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5710 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5711 find_interesting_uses_cond.
5712 (find_interesting_uses_cond): Use extract_cond_operands.
5713 (rewrite_use_compare): Use extract_cond_operands and
5714 force_gimple_operand_bsi. Do not call update_stmt.
5715 (determine_use_iv_cost_condition): Use extract_cond_operands.
5716 Return cheaper of using original bound and changing the exit bound.
5718 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5720 PR tree-optimization/29516
5721 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5722 most_expensive_mult_to_index, addr_to_parts,
5723 create_mem_ref, maybe_fold_tmr): Make the type of
5724 fields of TARGET_MEM_REF sizetype.
5725 (move_fixed_address_to_symbol, move_pointer_to_base):
5727 * tree.def (TARGET_MEM_REF): Add comment on types of
5730 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5732 * c-common.c (vector_types_convertible_p): Treat opaque types as
5733 always convertible if they have the same size, but not otherwise.
5735 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5737 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5738 Remove the b_unconditional field.
5739 (noce_try_sign_mask): Do not look at b_unconditional.
5740 (noce_process_if_block): Do not use merge_if_blocks. Update
5741 the CFG here. Do not set b_unconditional.
5742 (cond_move_process_if_block): Likewise.
5743 (find_cond_trap): Likewise.
5744 (check_cond_move_block): Require simple jump insns at the end
5747 2007-01-11 Jan Hubicka <jh@suse.cz>
5749 PR tree-optimization/1046
5750 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5751 when alias info is not ready.
5752 (pass_tail_recursion): Do not require aliasing.
5753 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5754 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5755 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5756 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5757 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5758 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5759 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5761 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5762 When aliasing is not build, mark statement as volatile.
5764 2007-01-11 Tom Tromey <tromey@redhat.com>
5766 PR preprocessor/15185, PR preprocessor/20989:
5767 * doc/cppopts.texi <-MT>: Update description of algorithm for
5768 computing default target.
5769 <-M, -MD>: Reword "basename" text.
5771 2007-01-11 Roger Sayle <roger@eyesopen.com>
5773 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5774 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5775 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5776 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5777 fold_builtin_bswap, real_constp, fold_builtin_pow,
5778 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5779 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5780 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5781 * convert.c (convert_to_pointer): Likewise.
5782 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5783 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5784 const_binop, fold_convert_const_int_from_int,
5785 fold_convert_const_int_from_real,
5786 fold_convert_const_real_from_real, sign_bit_p,
5787 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5788 fold_sign_changed_comparison, fold_unary, fold_comparison,
5789 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5790 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5791 * print-tree.c (print_node_brief, print_node): Likewise.
5792 * stor-layout.c (place_field, layout_type): Likewise.
5793 * tree-chrec.c (keep_cast): Likewise.
5794 * tree.c (build_vector, build_real, build_real_from_int_cst,
5795 build_complex): Likewise.
5797 2007-01-11 Roger Sayle <roger@eyesopen.com>
5799 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5800 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5802 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5804 * configure.ac (strict1_warn): Rename to strict_warn.
5805 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5806 cc_set_by_configure, quoted_cc_set_by_configure,
5807 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5808 all_boot_languages, all_stagestuff): Remove.
5809 (target_list): Remove bootstrap targets.
5810 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5811 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5812 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5813 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5814 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5815 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5816 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5817 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5818 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5819 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5820 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5821 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5822 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5823 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5824 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5825 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5826 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5827 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5828 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5829 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5830 (mostlyclean): Adjust.
5831 (clean, distclean): Don't mention bootstrap stuff.
5832 * configure: Regenerate.
5833 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5834 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5835 treelang/config-lang.in (stagestuff): Remove.
5836 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5837 stageprofile, stagefeedback, stagestuff): Remove mention.
5839 2007-01-11 Nick Clifton <nickc@redhat.com>
5841 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5843 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5844 (mcore_arith_K_S_operand): Run the test for the S constraint not
5845 the test for the M constraint.
5846 (mcore_addsub_operand): Do not accept integer values that are
5847 larger than 32 bits.
5848 * config/mcore/mcore.md: Remove unused constraints from split.
5849 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5851 (allocate_stack): Likewise.
5852 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5853 operands to 32 bits.
5854 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5856 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5857 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5858 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5859 mcore_output_bclri, mcore_output_andn, output_inline_const,
5860 mcore_output_move, mcore_output_movedouble): Likewise.
5861 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5862 (output_inline_const): Likewise.
5863 (output_inline_const): Fix format strings used in sprintf
5865 * config/mcore/mcore-protos.h: Update prototypes for changed
5866 functions in mcore.c.
5867 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5868 HOST_WIDE_INT and not int.
5869 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5870 CONST_OK_FOR_N): Likewise.
5871 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5872 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5875 2007-01-10 Jan Hubicka <jh@suse.cz>
5877 * tree-vrp.c (remove_range_assertions): Release defs.
5878 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5879 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5881 2007-01-10 Paul Brook <paul@codesourcery.com>
5883 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5884 * config/arm/arm.md (mulsi3subsi): New insn.
5886 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5888 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5889 (tree_transform_and_unroll_loop): New.
5890 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5893 2007-01-10 Robert Kennedy <jimbob@google.com>
5895 * fold-const.c (fold_comparison): Fold comparisons like (x *
5896 1000 < 0) to (x < 0).
5898 2007-01-10 Ian Lance Taylor <iant@google.com>
5900 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5901 operands have the same priority.
5903 2007-01-10 Tom Tromey <tromey@redhat.com>
5905 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5906 (fold_binary): Likewise.
5907 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5908 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5909 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5910 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5911 * langhooks.h (struct lang_hooks): Removed field
5912 'can_use_bit_fields_p'.
5914 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5916 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5918 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5920 * function.c (get_last_funcdef_no): New function.
5921 * function.h (get_last_funcdef_no): Declare.
5922 * tree-inline.c (initialize_cfun): Add initialization.
5923 (tree_function_versioning): Cleanup.
5925 2007-01-10 Jan Hubicka <jh@suse.cz>
5927 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5930 2007-01-10 Sa Liu <saliu@de.ibm.com>
5931 Ben Elliston <bje@au.ibm.com>
5933 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5934 for SAVE_NONLOCAL and Pmode for any other save level.
5935 * spu-protos.h (spu_restore_stack_block): Declare.
5936 * spu.md (save_stack_block): Remove.
5937 (restore_stack_block): Call spu_restore_stack_block.
5938 * spu.c (spu_restore_stack_block): New function.
5939 (spu_expand_epilogue): Remove old comment.
5941 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5943 PR tree-optimization/30322
5944 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5945 (cand_value_at): Return the value as aff_tree.
5946 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5947 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5948 aff_combination_mult): New functions.
5949 (aff_combination_add): Use aff_combination_add_cst.
5950 (aff_combination_convert): Allow conversions to a wider type.
5951 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5952 * tree-affine.h (aff_combination_mult): Declare.
5954 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5956 * doc/tm.texi: Update documentation to reflect reality of exec
5957 and start file search behaviours. Update copyright year.
5958 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5959 header file directories.
5961 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5963 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5964 (*cosxf2): Rename to cosxf2_i387.
5965 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5966 using X87MODEF12 mode macro. Rename patterns to
5967 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5969 (*cosdf2, *cossf2): Ditto.
5970 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5971 to match extended input operands.
5972 (sincos<mode>3): New expander.
5973 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5974 insn patterns and corresponding splitters.
5976 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5978 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5979 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5981 2007-01-09 Nicolas Pitre <nico@cam.org>
5984 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5986 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5988 * target.h (struct gcc_target): New field library_rtti_comdat.
5989 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5990 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5991 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5992 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5994 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5996 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5998 2007-01-08 Richard Guenther <rguenther@suse.de>
6000 * tree.h (force_fit_type_double): Export.
6001 (force_fit_type): Remove.
6002 * fold-const.c (force_fit_type_double): New function.
6003 (force_fit_type): Remove.
6004 (int_const_binop): Use it.
6005 (fold_convert_const_int_from_int): Likewise.
6006 (fold_convert_const_int_from_real): Likewise.
6007 (fold_div_compare): Likewise.
6008 (fold_sign_changed_comparison): Likewise.
6009 (fold_unary): Likewise.
6010 (fold_negate_const): Likewise.
6011 (fold_abs_const): Likewise.
6012 (fold_not_const): Likewise.
6013 * c-common.c (shorten_compare): Use force_fit_type_double.
6014 * convert.c (convert_to_pointer): Likewise.
6016 2007-01-08 Richard Guenther <rguenther@suse.de>
6018 * tree.h (build_int_cst_wide_type): Export.
6019 * tree.c (build_int_cst_wide_type): New function.
6020 (build_int_cst_wide): Fix comment.
6021 * builtins.c (fold_builtin_object_size): Use build_int_cst
6022 to build -1 or 0 of the correct type. Use fit_double_type
6023 to check for overflow.
6024 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
6026 (decode_field_reference): Likewise.
6027 (all_ones_mask_p): Likewise.
6028 (native_interpret_int): Use build_int_cst_wide_type.
6029 (fold_binary): Use build_int_cst_type to build an all-ones
6031 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
6033 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
6035 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
6037 2007-01-09 Ben Elliston <bje@au.ibm.com>
6039 * genautomata.c (STATS_OPTION): New option.
6040 (stats_flag): New flag.
6041 (gen_automata_option): Handle it.
6042 (initiate_automaton_gen): Ditto.
6043 (write_automata): Output statistics only if stats_flag is
6044 set. Likewise, output time statistics only if time_flag is set.
6045 * doc/md.texi (Processor pipeline description): Document new flag.
6047 2007-01-08 Richard Guenther <rguenther@suse.de>
6049 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
6050 * tree.c (build_int_cst_type): Likewise.
6051 (size_in_bytes): Don't call force_fit_type on the result.
6052 (int_fits_type_p): Use fit_double_type.
6053 * fold-const.c (fit_double_type): New function.
6054 (force_fit_type): Use it.
6055 * tree.h (fit_double_type): Export.
6057 2007-01-08 Jan Hubicka <jh@suse.cz>
6059 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
6060 * ipa.c (function_and_variable_visibility): Fix return type.
6062 2007-01-08 Richard Guenther <rguenther@suse.de>
6064 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
6065 of offset to build the index.
6066 * tree-pretty-print.c (dump_generic_node): Don't build negated
6067 const just for printing.
6068 * c-pretty-print.c (pp_c_integer_constant): Likewise.
6069 * builtins.c (fold_builtin_int_roundingfn): Check if result
6070 fits the type by using force_fit_type and comparing the result.
6071 * predict.c (predict_loops): Use compare_tree_int for comparison.
6072 * tree.c (build_int_cst): Fall back to integer_type_node for
6074 (build_int_cst_wide): Assert type is non-null.
6076 2007-01-08 Roberto Costa <roberto.costa@st.com>
6078 * tree-vrp.c (extract_range_from_cond_expr): New.
6079 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
6080 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
6082 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
6083 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
6084 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
6085 used as expressions.
6086 * tree-object-size.c (cond_expr_object_size): New.
6087 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
6089 2007-01-08 Jan Hubicka <jh@suse.cz>
6091 * tree-ssa-forwprop.c (forward_propagate_into_cond,
6092 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
6095 2007-01-08 Richard Guenther <rguenther@suse.de>
6097 PR tree-optimization/23603
6098 * tree-vrp.c (set_value_range_to_truthvalue): New function.
6099 (extract_range_from_binary): Fall back to truthvalue instead of
6100 varying for TRUTH_*_EXPR.
6101 (extract_range_from_comparison): Fall back to truthvalue instead of
6103 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
6104 if all visited PHI values were constant.
6106 2007-01-08 Jan Hubicka <jh@suse.cz>
6108 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
6109 (cgraph_analyze_function): break out from ...
6110 (cgraph_finalize_compilation_unit): ... here.
6111 (cgraph_expand_function): Remove forgoten commented out line.
6112 (cgraph_optimize): Analyze functions.
6114 2007-01-08 Jan Hubicka <jh@suse.cz>
6116 * tree-pas.h (TODO_remove_function): New flag.
6117 (TODO_update*): Renumber.
6118 (pass_ipa_increase_alignment,
6119 pass_ipa_function_and_variable_visibility): New passes.
6120 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
6121 (cgraph_function_and_variable_visibility): Move to ipa.c
6122 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
6123 cgraph_increase_alignment.
6124 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
6125 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
6126 calling tree-inline.
6127 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
6128 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
6129 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
6130 (gate_increase_alignment): New function.
6131 (pass_ipa_increase_alignment): New pass.
6132 * ipa.c: Inline tree-pass.h and timevar.h
6133 (function_and_variable_visibility): Move here from cgraphunit.c
6134 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
6135 * passes.c (init_optimization_passes): Add the two new passes.
6136 (execute_todo): Handle cgraph_remove_functions.
6138 2007-01-08 Nick Clifton <nickc@redhat.com>
6140 * config/frv/predicates.md (reg_or_0_operand): Accept
6143 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
6145 * config/bfin/rtems.h, config/bfin/t-rtems: New.
6146 * config.gcc: Add bfin*-rtems*.
6148 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6150 * c.opt: Add -flax-vector-conversions.
6151 * c-typeck.c (convert_for_assignment): Pass flag to
6152 vector_types_convertible_p to allow emission of note.
6153 (digest_init): Likewise.
6154 * c-opts.c: Handle -flax-vector-conversions.
6155 * c-common.c (flag_lax_vector_conversions): New.
6156 (vector_types_convertible_p): Unless -flax-vector conversions
6157 has been passed, disallow conversions between vectors with
6158 differing numbers of subparts and/or element types. If such
6159 a conversion is disallowed, possibly emit a note on the first
6160 occasion only to inform the user of -flax-vector-conversions.
6161 The new last argument specifies this.
6162 * c-common.h (flag_lax_vector_conversions): New.
6163 (vector_types_convertible_p): Add extra argument.
6164 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
6165 char_type_node for V*QI type vectors.
6166 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
6167 Update to satisfy new typechecking rules.
6168 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
6170 * doc/invoke.texi (C Dialect Options): Document
6171 -flax-vector-conversions.
6173 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6175 PR tree-optimization/29877
6176 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
6177 a register variable on the RHS to not be replaceable.
6179 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
6180 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
6181 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
6182 const_simm15, const_pow2, const_npow2): Added.
6183 * config/score/misc.md (insv, extv, extzv, movmemsi,
6184 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
6185 * config/score/score.c (score_address_cost, score_select_cc_mode):
6187 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
6188 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
6189 Update score_print_operand.
6190 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
6191 Adjust register allocate order and update some macro define.
6192 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
6193 mdx_block_move_straight, mdx_block_move_loop_head,
6194 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
6195 mdx_block_move): Added.
6196 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
6197 mdp_limm): Updated and fix some bug and typo.
6198 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
6199 (movsf, movdf, doloop_end): Added.
6201 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
6203 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
6204 config/arm/thumb2.md: Fix comment typos.
6205 * doc/extend.texi: Fix a typo.
6207 2007-01-07 Eric Christopher <echristo@apple.com>
6209 * configure.ac: Check for __stack_chk_fail for darwin.
6210 * configure: Regenerate.
6212 2007-01-07 Richard Guenther <rguenther@suse.de>
6214 * tree-vrp.c (extract_range_from_assert): CSE calls to
6215 compare_values where possible.
6216 (extract_range_from_unary_expr): Likewise.
6218 2007-01-07 Anatoly Sokolov <aesok@post.ru>
6220 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
6221 * config/avr/avr.c (call_insn_operand): Delete function.
6222 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
6223 instead of register number. Use predicates.
6224 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
6225 call_insn_operand): Add.
6227 2007-01-06 Jan Hubicka <jh@suse.cz>
6229 * tree-pass.h (pass_build_cgraph_edges): Declare.
6230 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
6231 (visited_nodes): Remove.
6232 (cgraph_create_edges): Move to cgraphbuild.c; rename to
6233 build_cgrpah_edges; make visited_nodes local.
6234 (cgraph_process_new_functions): DO not call initialize_inline_failed.
6235 (record_references_in_initializer): Move to cgraphbuild.c
6236 (initialize_inline_failed, rebuild_cgraph_edges,
6237 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
6238 (verify_cgraph_node): Make visited_nodes local.
6239 (cgraph_analyze_function): Do not call cgraph_create_edges and
6240 initialize_inline_failed.
6241 (cgraph_expand_function): Do not call cgraph_lower_function;
6242 assert that function is already lowered.
6243 * Makefile.in (cgraphbuild.o): New.
6244 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
6245 at the end of lowering passes.
6247 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
6249 * ifcvt.c (cond_move_convert_if_block): New function, code
6250 factored out from...
6251 (cond_move_process_if_block): ...here. Call the new function
6252 on the THEN and ELSE blocks.
6253 (merge_if_block): Do not copy global_live_at_end, merge_blocks
6254 already takes care of this.
6256 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6259 * tree.h (TREE_OVERFLOW_P): New.
6260 * c-typeck.c (parser_build_unary_op): Warn only if result
6261 overflowed and operands did not.
6262 (parser_build_binary_op): Likewise.
6263 (convert_for_assignment): Remove redundant overflow_warning.
6264 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
6266 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6268 * c-typeck.c (store_init_value): Split over two lines to follow
6269 the GNU coding style.
6271 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
6273 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
6274 __GXX_EXPERIMENTAL_CXX0X__.
6275 * doc/cpp.texi: Same.
6277 2007-01-05 Richard Guenther <rguenther@suse.de>
6280 * tree.c (get_narrower): Do not construct COMPONENT_REFs
6281 with mismatched types. Instead explicitly build a
6282 conversion NOP_EXPR.
6284 2007-01-05 Ian Lance Taylor <iant@google.com>
6286 * c-common.c (decl_with_nonnull_addr_p): New function.
6287 (c_common_truthvalue_conversion): Call it.
6288 * c-typeck.c (build_binary_op): Likewise.
6289 * c-common.h (decl_with_nonnull_addr_p): Declare.
6291 2007-01-05 Jakub Jelinek <jakub@redhat.com>
6294 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
6297 2007-01-05 Joel Brobecker <brobecker@adacore.com>
6299 * doc/install.texi (Final install): Document the fact that
6300 the GNAT runtime should not be stripped.
6302 2007-01-04 Jan Hubicka <jh@suse.cz>
6304 * tree-inline.c (fold_marked_statements): Update operand caches
6305 and EH after folding
6307 2007-01-04 Ian Lance Taylor <iant@google.com>
6309 * c-common.c (check_function_nonnull): Whitespace fix.
6311 2007-01-04 Jan Hubicka <jh@suse.cz>
6313 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
6314 comitted older version of patch.
6315 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
6316 function, celanup cfg and collect garbage.
6318 2007-01-04 Mike Stump <mrs@apple.com>
6320 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
6323 2007-01-04 Eric Christopher <echristo@apple.com>
6325 * libgcc2.c (__bswapsi2): Use SItype.
6326 (__bswapdi2): Use DItype.
6327 * libgcc2.h: Update for above.
6329 2007-01-04 Paul Brook <paul@codesourcery.com>
6331 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
6332 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
6333 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
6334 umulsidi3, umulsidi3adddi, smulsi3_highpart,
6335 umulsi3_highpart): Make conditional on !arm_arch6.
6336 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
6337 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
6338 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
6339 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
6340 umulsi3_highpart_v6): New insns.
6342 2007-01-04 Roger Sayle <roger@eyesopen.com>
6344 * fold-const.c (fold_convert): When casting an expression to void,
6345 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
6346 have a type. Instead of attempting to build a NOP_EXPR, return
6347 these "special" trees directly.
6349 2007-01-04 Joseph Myers <joseph@codesourcery.com>
6351 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
6352 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
6353 rs6000_cost->fp not 0 as adjustment for outer NEG.
6355 2007-01-04 Jan Hubicka <jh@suse.cz>
6357 * cgraph.c (cgraph_release_function_body): New function.
6358 (cgraph_remove_node): Use it.
6359 * cgraph.h (cgraph_release_function_body): Declare.
6360 * cgraphunit.c (cgraph_expand_function): Use it.
6361 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
6362 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
6363 is initialized and while compilation of other function is running.
6364 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
6365 statement CFG annotations from here to ...
6366 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
6368 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
6370 * cfgloop.h (enum li_flags): Make the constants powers of two.
6372 2007-01-04 Jan Hubicka <jh@suse.cz>
6374 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6376 (fold_marked_statements): New function.
6377 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6378 * tree-inline.h (copy_body_data): Add statements_to_fold.
6380 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6382 * config.gcc: Mention libgcc/config.host.
6383 * Makefile.in: Update comments mentioning libgcc.
6384 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6385 (all.cross, start.encap, rest.encap, rest.cross): Update
6386 dependencies for libgcc move.
6387 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6388 (clean-target, clean-target-libgcc): Delete.
6389 (srcdirify, GCC_EXTRA_PARTS): New macros.
6390 (libgcc-support, libgcc.mvars): New rules.
6391 (distclean): Remove mention of mklibgcc.
6392 (install): Don't reference INSTALL_LIBGCC.
6393 (install-common): Don't reference EXTRA_PARTS.
6394 (install-libgcc, install-multilib): Delete rules.
6395 * mklibgcc.in: Delete file.
6396 * doc/configfiles.texi: Don't mention mklibgcc.
6398 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6399 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6400 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6401 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6402 (mklibgcc, ldblspecs): Likewise.
6404 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6405 (posixpre.def): Use $(T).
6406 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6407 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6408 (SHLIB_LINK): Make dummy.
6409 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6411 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6413 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6414 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6415 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6416 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6418 * configure.ac (all_outputs): Remove mklibgcc.
6419 * configure: Regenerated.
6421 2007-01-03 Josh Conner <jconner@apple.com>
6424 * calls.c (compute_argument_addresses): Set stack and stack_slot
6425 for partial args, too.
6426 (store_one_arg): Use locate.size.constant for the size when
6427 generating a save_area.
6429 2007-01-03 Robert Kennedy <jimbob@google.com>
6431 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6432 whose definitions are deleted due to basic block merging.
6434 2007-01-03 Paul Brook <paul@codesourcery.com>
6437 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6439 (use_return_insn): Return 0 for Thumb interrupt functions.
6440 (print_multi_reg): Add rfe argument for IRQ returns.
6441 (arm_output_epilogue): Pop interrupt return address directly into PC.
6442 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6444 2007-01-03 Paul Brook <paul@codesourcery.com>
6446 Merge from sourcerygxx-4_1.
6447 * config/arm/thumb2.md: New file.
6448 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6450 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6451 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6452 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6453 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6455 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6456 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6458 * config/arm/ieee754-sf.S: Ditto.
6459 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6460 (thumb1_base_register_rtx_p): ... to this.
6461 (thumb_index_register_rtx_p): Rename...
6462 (thumb1_index_register_rtx_p): ... to this.
6463 (thumb_output_function_prologue): Rename...
6464 (thumb1_output_function_prologue): ... to this.
6465 (thumb_legitimate_address_p): Rename...
6466 (thumb1_legitimate_address_p): ... to this.
6467 (thumb_rtx_costs): Rename...
6468 (thumb1_rtx_costs): ... to this.
6469 (thumb_compute_save_reg_mask): Rename...
6470 (thumb1_compute_save_reg_mask): ... to this.
6471 (thumb_final_prescan_insn): Rename...
6472 (thumb1_final_prescan_insn): ... to this.
6473 (thumb_expand_epilogue): Rename...
6474 (thumb1_expand_epilogue): ... to this.
6475 (arm_unwind_emit_stm): Rename...
6476 (arm_unwind_emit_sequence): ... to this.
6477 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6478 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6479 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6480 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6481 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6482 thumb2_output_casesi): New functions.
6483 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6484 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6485 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6486 THUMB2_WORK_REGS): Define.
6487 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6488 arm_condexec_mask, arm_condexec_masklen)): New variables.
6489 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6490 (arm_override_options): Check new CPU capabilities.
6491 Set new architecture flag variables.
6492 (arm_isr_value): Handle v7m interrupt functions.
6493 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6495 (const_ok_for_arm): Handle Thumb-2 constants.
6496 (arm_gen_constant): Ditto. Use movw when available.
6497 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6499 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6500 (thumb_find_work_register, arm_load_pic_register,
6501 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6502 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6503 print_multi_reg, output_mov_long_double_fpa_from_arm,
6504 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6505 output_mov_double_fpa_from_arm, output_move_double,
6506 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6507 output_return_instruction, arm_output_function_prologue,
6508 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6509 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6510 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6511 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6512 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6513 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6515 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6516 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6517 (arm_file_start): Output directive for unified syntax.
6518 (arm_unwind_emit_set): Handle stack alignment instruction.
6519 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6520 Add v6t2, v7, v7a, v7r and v7m.
6521 (RETLDM): Add Thumb-2 code.
6522 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6523 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6524 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6525 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6526 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6527 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6528 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6529 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6530 ADJUST_INSN_LENGTH): Define.
6531 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6532 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6533 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6534 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6535 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6536 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6537 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6538 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6539 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6540 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6541 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6542 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6543 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6544 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6545 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6546 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6547 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6549 * config/arm/arm-tune.md: Regenerate.
6550 * config/arm/arm-protos.h: Update prototypes.
6551 * config/arm/vfp.md: Enable patterns for Thumb-2.
6552 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6553 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6554 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6555 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6556 * config/arm/libunwind.S: Add Thumb-2 code.
6557 * config/arm/constraints.md: Update include Thumb-2.
6558 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6559 * config/arm/ieee754-df.S: Ditto.
6560 * config/arm/bpabi.S: Ditto.
6561 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6562 * config/arm/predicates.md (low_register_operand,
6563 low_reg_or_int_operand, thumb_16bit_operator): New.
6564 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6565 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6566 * config/arm/t-arm-elf: Add armv7 multilib.
6567 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6569 (UNSPEC_STACK_ALIGN, ce_count): New.
6570 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6571 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6573 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6574 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6575 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6576 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6577 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6578 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6580 * doc/extend.texi: Document ARMv7-M interrupt functions.
6581 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6583 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6585 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6586 (struct _Unwind_Context): Rename args_size to flags, remove
6587 signal_frame field, add a new args_size field and version field.
6588 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6589 _Unwind_IsExtendedContext): New inline functions.
6590 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6591 Assume by_value array is only present if _Unwind_IsExtendedContext.
6592 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6593 _Unwind_IsSignalFrame.
6594 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6595 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6596 (uw_init_context_1): Initialize context->flags to
6597 EXTENDED_CONTEXT_BIT.
6598 * config/rs6000/linux-unwind.h (frob_update_context): Use
6599 _Unwind_SetSignalFrame.
6601 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6604 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6605 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6608 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6610 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6611 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6612 RET, AT_SP): Remove.
6613 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6616 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6617 * cfgbuild.c (find_basic_blocks): Likewise.
6618 * cfgrtl.c (rtl_create_basic_block): Likewise.
6619 * function.c (temp_slots_at_level): Likewise.
6620 * reg-stack.c (stack_regs_mentioned): Likewise.
6621 * regclass.c (allocate_reg_info): Likewise.
6622 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6623 set_bb_for_stmt, move_block_to_fn): Likewise.
6624 * tree-complex.c (tree_lower_complex): Likewise.
6625 * vec.h (VEC_safe_grow_cleared): New.
6627 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6629 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6631 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6632 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6634 * cfgloopmanip.c (scale_loop_frequencies): Export.
6635 (loopify): Scale the frequencies by prescribed coefficients.
6636 (set_zero_probability): New function.
6637 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6638 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6639 and frequencies according to arguments.
6640 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6642 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6643 * modulo-sched.c (sms_schedule): Set probabilities for entering
6644 versioned loop correctly.
6645 * tree-vect-transform.c (vect_transform_loop): Ditto.
6646 * cfgloop.h (loopify, loop_version): Declaration changed.
6647 (scale_loop_frequencies): Declared.
6649 2007-01-02 Jan Hubicka <jh@suse.cz>
6651 * cgraph.c: Include tree-flow.h
6652 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6654 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6655 * tree-pass.h (pass_all_early_optimizations): Declare.
6656 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6658 (cgraph_analyze_function): Do early_local_passes.
6659 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6660 Do not add referenced vars.
6661 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6663 (gate_all_early_local_passes): New gate.
6664 (pass_early_local_passes): Use new gate.
6665 (execute_early_local_optimizations): New functions.
6666 (gate_all_early_optimizations): New gate.
6667 (pass_all_early_optimizations): New pass.
6668 (execute_free_datastructures): Free SSA only when initialized.
6669 (gate_init_datastructures): Init only when optimizing.
6670 (tree_lowering_passes): Do early local passes when called late.
6671 * tree-profile.c (do_tree_profiling): Don't profile functions added
6673 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6674 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6676 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6677 during early_local_passes.
6678 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6681 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6683 * Makefile.in: Update copyright year.
6685 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6687 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6688 in $(lang_checks) and check-consistency targets.
6690 2007-01-02 Jan Hubicka <jh@suse.cz>
6692 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6693 Do not add referenced vars.
6694 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6696 * passes.c (init_optimization_passes): Put mudflap_2 after
6697 free_datastructures.
6699 2007-01-02 Jan Hubicka <jh@suse.cz>
6701 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6702 Set NOTHROW flag on call statements proved to be nothrow.
6703 Update statement of local calls so new pure/const functions are
6704 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6706 (tree_rest_of_compilation): Register hooks and initialize bitmap
6707 early. Do not set after_inlining flag.
6709 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6711 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6712 HOST_BITS_PER_LONGLONG
6714 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6717 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6718 warning for non-static initializers.
6720 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6722 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6723 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6724 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6725 Always use set_unique_reg_note to add REG_EQUAL notes.
6727 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6730 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6732 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6733 * cfgbuild.c (find_basic_blocks): Likewise.
6734 * cfgrtl.c (rtl_create_basic_block): Likewise.
6735 * function.c (temp_slots_at_level): Likewise.
6736 * reg-stack.c (stack_regs_mentioned): Likewise.
6737 * regclass.c (allocate_reg_info): Likewise.
6738 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6739 set_bb_for_stmt, move_block_to_fn): Likewise.
6740 * tree-complex.c (tree_lower_complex): Likewise.
6741 * vec.h (VEC_safe_grow_cleared): New.
6743 2007-01-02 Ian Lance Taylor <iant@google.com>
6745 * c-common.c (c_common_truthvalue_conversion): When warning about
6746 using an assignment as a truth value, set TREE_NO_WARNING.
6748 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6751 * c.opt (Wold-style-declaration): New.
6752 * doc/invoke.texi (C-only Warning Options): New.
6753 (Wold-style-declaration): Document it.
6754 (Wextra): Enabled by -Wextra.
6755 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6756 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6757 -Wold-style-declaration.
6759 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6761 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6762 * cfgbuild.c (find_basic_blocks): Likewise.
6763 * cfgrtl.c (rtl_create_basic_block): Likewise.
6764 * function.c (temp_slots_at_level): Likewise.
6765 * reg-stack.c (stack_regs_mentioned): Likewise.
6766 * regclass.c (allocate_reg_info): Likewise.
6767 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6768 set_bb_for_stmt, move_block_to_fn): Likewise.
6769 * tree-complex.c (tree_lower_complex): Likewise.
6770 * vec.h (VEC_safe_grow_cleared): New.
6772 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6774 * c-common.c (c_common_nodes_and_builtins): Since variants of
6775 void_type_node get built before it is given a name, we need to
6776 give those variants the name, too.
6777 (complete_array_type): We need to work with the canonical main
6778 type of the array, from which we will build the qualified version.
6779 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6780 * print-tree.c (print_node): Display canonical type information
6782 * stor-layout.c (layout_type): When we don't know the
6783 alignment of a type for which we're building an array, we end up
6784 guessing wrong, so make the type require structural equality.
6785 * tree.c (make_node_stat): When we build a new type, it is its
6787 (build_type_attribute_qual_variant): When building an attribute
6788 variant, its canonical type is the non-attribute variant. However,
6789 if the attributes are target-dependent and they differ, we need to
6790 use structural equality checks for this type.
6791 (build_qualified_type): A qualified type is not equivalent to its
6792 unqualified variant; set the canonical type appropriately.
6793 (build_distinct_type_copy): When building a distinct type from
6794 another type, the new type is its own canonical type.
6795 (build_variant_type_copy): When building a new type variant, we
6796 assume that it is equivalent to the original type.
6797 (build_pointer_type_for_mode): When building a pointer type, also
6798 build a canonical type pointer.
6799 (build_reference_type_for_mode): When building a reference type,
6800 also build a canonical type reference.
6801 (build_index_type): When we can't hash an index type (e.g.,
6802 because its maximum value is negative), the index type requires
6803 structural equality tests.
6804 (build_array_type): Build the canonical form of an array type.
6805 (build_function_type): Function types require structural equality,
6806 because they contain default arguments, attributes, etc.
6807 (build_method_type_directly): Ditto for method types.
6808 (build_offset_type): Build the canonical offset type.
6809 (build_complex_type): Build the canonical vector type.
6810 (make_vector_type): Build the canonical vector type.
6811 * tree.h (TYPE_CANONICAL): New.
6812 (TYPE_STRUCTURAL_EQUALITY_P): New.
6813 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6814 (struct tree_type): Added "canonical" field.
6815 * params.h (VERIFY_CANONICAL_TYPES): New.
6816 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6817 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6818 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6819 * doc/invoke.texi (verify-canonical-types): Document --param
6820 parameter for verifying canonical types.
6822 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6824 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6825 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6826 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6827 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6829 * config/rs6000/e500.h: New.
6830 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6831 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6833 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6834 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6835 TARGET_E500_DOUBLE): Remove.
6836 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6837 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6838 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6839 * config/rs6000/rs6000.c (rs6000_override_options): Use
6842 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6844 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6845 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6846 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6847 rs6000_emit_cmove): Don't check TARGET_E500.
6848 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6849 sordered): Don't check TARGET_E500.
6851 2007-01-01 Eric Christopher <echristo@apple.com>
6853 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6854 HARD_REGISTER_NUM_P.
6856 2007-01-01 Roger Sayle <roger@eyesopen.com>
6858 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6859 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6860 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6863 2007-01-01 Mike Stump <mrs@apple.com>
6865 * configure.ac: Remove support for building with Apple's gcc-3.1.
6867 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6870 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6871 REG is a hard register. Do not modify REG before calling
6873 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6874 multiple of the size of YMODE for certain lowpart cases.
6876 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6879 * gimplify (voidify_wrapper_expr): Update for
6882 2007-01-01 Andreas Schwab <schwab@suse.de>
6885 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6886 save of BR0 in extra_spill_size instead of spill_size.
6887 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6889 (ia64_expand_epilogue): Restore BR0 from its new location.
6891 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6893 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6894 Use a temporary variable if the left hand side is not a gimple
6897 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6899 * gimplify.c (gimplify_return_expr): Make the temporary variable
6900 for the return expression, a gimple register variable.
6902 2007-01-01 Jan Hubicka <jh@suse.cz>
6904 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6907 2007-01-01 Mike Stump <mrs@apple.com>
6909 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6911 * config/darwin.c (machopic_select_rtx_section): Use
6913 (darwin_mergeable_constant_section): Likewise.
6914 * configure: Regenerate.
6915 * config.in: Regenerate.
6917 2007-01-01 Jan Hubicka <jh@suse.cz>
6918 Andrew Pinski <pinskia@gmail.com>
6920 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6921 before starting IPA passes.