1 2007-03-01 Richard Henderson <rth@redhat.com>
3 * expr.c (emit_move_complex_push): Export.
4 (emit_move_complex_parts): Split out from ...
5 (emit_move_complex): ... here.
6 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
7 * config/i386/i386.md (movcdi): New.
9 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
11 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
12 size of mode1 to check for tieable modes in MMX case.
14 2007-03-01 Richard Sandiford <richard@codesourcery.com>
16 * Makefile.in (rtlanal.o): Depend on tree.h.
17 * rtl.h (offset_within_section_p, split_const): Declare.
18 * rtlanal.c: Include tree.h.
19 (offset_within_block_p): New function, taken from
20 mips_offset_within_object_p.
21 (split_const): New function, taken from mips_split_const.
22 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
24 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
25 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
26 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
27 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
28 (m68k_illegitimate_symbolic_constant_p): New function.
29 * config/m68k/m68k.md (movsi): Remove misleading predicates.
30 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
31 symbolic constant that might be outside the symbol's section,
32 move the symbol first and then add the offset.
33 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
35 * config/mips/mips.c (mips_split_const): Delete.
36 (mips_offset_within_object_p): Delete.
37 (mips_symbolic_constant_p): Use offset_within_section_p and
38 split_const instead of mips_offset_within_object_p and
40 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
41 (mips_legitimize_const_move, print_operand_reloc)
42 (mips_dangerous_for_la25_p): Use split_const instead of
45 2007-02-28 Eric Christopher <echristo@apple.com>
47 * Makefile.in (install-include-dir): Don't rm -rf include.
49 2007-02-28 Richard Guenther <rguenther@suse.de>
52 * fold-const.c (fold_binary): Do not associate expressions
53 with more than one variable for integer types that do not wrap.
55 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
57 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
58 Delete, and replace with...
59 (fold_builtin_call_array): This. Update callers to use it.
60 * fold-const.c (fold_build_call_list): Delete, and replace with...
61 (fold_build_call_array): This.
62 (fold_build_call_list_initializer): Delete, and replace with...
63 (fold_build_call_array_initializer): This.
64 * tree.h: Update declarations to reflect above changes.
66 * c-typeck.c (build_function_call): Store converted arguments
67 in a stack-allocated array instead of building a list.
68 (convert_arguments): Store arguments in the array passed in as an
69 argument, and return the actual number of arguments.
70 * c-format.c: (check_function_format): Pass arguments in an
71 array instead of a list.
72 * c-common.c (check_function_nonnull): Likewise.
73 (check_function_sentinel): Likewise.
74 (check_function_arguments): Likewise.
75 * c-common.h: Update declarations to reflect above changes.
77 2007-02-28 Jan Hubicka <jh@suse.cz>
79 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
80 PRED_NEGATIVE_RETURN): Update outcomes.
82 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
84 * calls.c (emit_library_call_value_1): Handle partial registers
85 correctly when building up CALL_INSN_FUNCTION_USAGE.
87 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
89 * pa/predicates.md (move_src_operand): Allow zero for mode.
90 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
93 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
96 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
97 *movv2df_internal): Enable pattern only for valid operand
99 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
100 tie only 128bit modes. For MMX registers, tie only 64bit modes.
102 2007-02-27 Mike Stump <mrs@apple.com>
104 * config/darwin-crt3.c: Avoid compilation when compiling for a
107 2007-02-27 Joseph Myers <joseph@codesourcery.com>
109 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
111 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
112 for fixed headers and limits.h.
113 (install-include-dir, install-headers-tar, install-headers-cpio,
114 install-headers-cp, real-install-headers-tar,
115 real-install-headers-cpio, real-install-headers-cp): Handle
116 include-fixed as well as include.
117 (install-mkheaders): Don't install files that go only in include
119 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
120 from GCC_INCLUDE_DIR.
121 * gcc.c (process_command): Remove special -BstageN/ handling.
122 (do_spec_1): Add include-fixed directories.
124 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
126 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
128 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
130 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
133 2007-02-27 Mark Mitchell <mark@codesourcery.com>
135 * c-common.c (get_priority): Add check for
136 SUPPORTS_INIT_PRIORITY.
138 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
140 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
142 * config/bfin/bfin.c: Include "cfglayout.h".
143 (MAX_LSETUP_DISTANCE): New macro.
144 (struct loop_info): New members incoming, incoming_src and
145 incoming_dest. Delete member predecessor.
146 (length_for_loop): New function.
147 (bfin_optimize_loop): Handle more different loop structures.
148 (bfin_discover_loop): Rework detection of predecessor blocks by
149 examining incoming edges.
150 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
152 (bfin_reorder_loops): New function.
153 (bfin_reorg_loops): Use these three new functions.
155 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
156 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
157 (CONSTRAINT_LEN): Add entry for 'q'.
158 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
160 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
161 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
163 * config/bfin/bfin.md (add_with_carry): New pattern.
164 (s_or_u, su_optab, su_modifier): New code macros/attrs.
165 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
166 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
167 support unsigned multiplies too. Removed incorrect commutativity from
168 operand 1 constraint where appropriate.
169 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
171 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
172 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
174 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
175 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
176 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
177 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
178 usmulhisi_hh_huh): New patterns.
180 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
181 lshifthi3): Fix output template to use half reg for operand 2.
183 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
186 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
188 2007-02-27 Andreas Schwab <schwab@suse.de>
190 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
192 2007-02-27 Jan Hubicka <jh@suse.cz>
194 * predict.c (last_basic_block_p): Remove.
195 (tree_estimate_probability): Update return heuristic for commonized
198 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
200 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
202 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
204 * doc/include/gcc-common.texi (versionsubtitle): New macro.
205 * doc/cpp.texi: Standardize title page.
206 * doc/cppinternals.texi: Likewise.
207 * doc/gcc.texi: Standardize title page, remove version number
209 * doc/gccint.texi: Likewise.
210 * doc/install.texi: Standardize title page, add table of
213 2007-02-26 Jan Hubicka <jh@suse.cz>
215 * predict.def: Set outcomes according to more recent results.
216 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
217 Remove dead predictors.
218 * predict.c (return_prediction): Fix pasto.
220 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
222 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
223 change; avoid a memory leak when returning early.
225 2007-02-26 Mark Mitchell <mark@codesourcery.com>
227 * c-decl.c (static_ctors): Move to c-common.c.
228 (static_dtors): Likewise.
229 (finish_function): Use c_record_cdtor_fn.
230 (build_cdtor): Move to c-common.c.
231 (c_write_global_declarations): Use c_build_cdtor_fns.
232 * c-common.h (static_ctors): Declare.
233 (static_dtors): Likewise.
234 (c_record_cdtor_fn): Likewise.
235 (c_build_cdtor_fns): Likewise.
236 * c-common.c (static_ctors): New variable.
237 (static_dtors): Likewise.
238 (c_record_cdtor_fn): New function.
239 (build_cdtor): Move from c-decl.c
240 (c_build_cdtor_fns): New function.
242 * output.h (assemble_addr_to_section): Declare.
243 (get_cdtor_priority_section): Likewise.
244 * varasm.c (assemble_addr_to_section): New function.
245 (get_cdtor_priority_section): Likewise.
246 (default_named_section_asm_out_destructor): Use them.
247 (destor_dtor_section_asm_out_destructor): Likewise.
248 (default_named_section_asm_out_constructor): Likewise.
249 (default_ctor_section_asm_out_constructor): Likewise.
250 * config.gcc (*-*-vxworks*): Include vxworks.o.
251 * config/t-vxworks (vxworks.o): New target.
252 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
253 (TARGET_ASM_CONSTRUCTOR): Define.
254 (TARGET_ASM_DESTRUCTOR): Likewise.
255 (vxworks_asm_out_constructor): Declare.
256 (vxworks_asm_out_destructor): Likewise.
258 * c-common.c (get_priority): Check that we have not just an
259 INTEGER_CST, but an integer constant with integeral type.
261 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
263 PR tree-optimization/30938
264 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
265 use &dt[nargs-1] instead of &dt[nargs] in the call to
266 vect_is_simple_use().
268 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
270 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
271 from register elimination as PRE_MODIFY / POST_MODIFY increments.
272 Do not attempt to handle MEM inside auto-inc expressions.
273 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
274 of a register modified by an auto-inc expression. However, do handle
275 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
276 (elimination_effects): Prohibit elimination of a register modified
277 by an auto-inc expression. Disable register elimination rules whose
278 target register is modified by an auto-inc expression with variable
281 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
283 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
285 (array_at_struct_end_p): New function.
286 (idx_infer_loop_bounds): Use it.
287 (estimate_numbers_of_iterations_loop): Export.
288 * predict.c (predict_loops): Use estimated_loop_iterations_int.
289 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
290 (tree_estimate_probability): Call record_loop_exits.
291 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
292 (estimated_loop_iterations, estimated_loop_iterations_int,
293 estimated_loop_iterations_tree): New functions.
294 (analyze_siv_subscript_cst_affine,
295 compute_overlap_steps_for_affine_1_2,
296 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
297 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
298 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
299 (PRED_LOOP_ITERATIONS_GUESSED): New.
300 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
301 * cfgloop.h (estimate_numbers_of_iterations_loop,
302 estimated_loop_iterations_int): Declare.
304 2007-02-25 Mark Mitchell <mark@codesourcery.com>
306 * doc/extend.texi: Document optional priority argument to
307 constructors and destructors.
308 * tree.c (init_priority_for_decl): Adjust GTY markers.
309 (init_ttree): Use priority-info hash functions for
310 init_priority_for_decl.
311 (tree_map_eq): Rename to ...
312 (tree_map_base_eq): ... this.
313 (tree_map_marked_p): Rename to ...
314 (tree_map_base_marked_p): ... this.
315 (tree_map_base_hash): New function.
316 (decl_init_priority_lookup): Rework.
317 (decl_fini_priority_lookup): New function.
318 (decl_priority_info): New function.
319 (decl_init_priority_insert): Use it.
320 (decl_fini_priority_insert): Likewise.
321 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
323 (decl_restrict_base_insert): Likewise.
324 (decl_debug_expr_insert): Likewise.
325 (decl_value_expr_lookup): Likewise.
326 (decl_value_expr_insert): Likewise.
327 * tree.h (priority_type): New type.
328 (decl_init_priority_lookup): Use priority_type.
329 (decl_fini_priority_lookup): New function.
330 (decl_init_priority_insert): Use priority_type.
331 (decl_fini_priority_insert): New function.
332 (DECL_HAS_INIT_PRIORITY): Tweak comments.
333 (DECL_INIT_PRIORITY): Likewise.
334 (SET_DECL_INIT_PRIORITY): Add comment.
335 (DECL_FINI_PRIORITY): New macro.
336 (SET_DECL_FINI_PRIORITY): Likewise.
337 (DEFAULT_INIT_PRIORITY): Document.
338 (MAX_INIT_PRIORITY): Likewise.
339 (MAX_RESERVED_INIT_PRIORITY): Likewise.
340 (tree_map_base): New type.
341 (tree_map_base_eq): New function.
342 (tree_map_base_hash): Likewise.
343 (tree_map_base_marked_p): Likewise.
344 (tree_map): Inherit from tree_map_base.
345 (tree_map_eq): Make it a macro.
346 (tree_map_marked_p): Likewise.
347 (tree_int_map): Inherit from tree_map_base.
348 (tree_int_map_eq): Make it a macro.
349 (tree_int_map_hash): Likewise.
350 (tree_int_map_marked_p): Likewise.
351 (tree_priority_map): New type.
352 (tree_priority_map_eq): New macro.
353 (tree_priority_map_hash): Likewise.
354 (tree_priority_map_marked_p): Likewise.
355 * varasm.c (emults_decl): Adjust for refactoring of tree_map
357 (emutls_common_1): Likewise.
358 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
359 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
360 of tree_map hierarchy.
361 * tree-cfg.c (move_stmt_r): Likewise.
362 (new_label_mapper): Likewise.
363 * c-tree.h (c_expand_body): Move to ...
364 * c-common.h (c_expand_body): ... here.
365 * c-decl.c (c_expand_body): Move to ...
366 * c-common.c (c_expand_body): ... here.
367 (c_common_attribute_table): Allow 1 argument for the constructor
368 and destructor attributes.
369 (get_priority): New function.
370 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
371 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
373 2007-02-24 Jan Hubicka <jh@suse.cz>
376 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
378 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
379 Jan Hubicka <jh@suse.cz>
382 * i386.c (counter_mode): New function.
383 (expand_set_or_movmem_via_loop): Use it.
384 (expand_movmem_epilogue): Likewise; fix pasto.
385 (ix86_expand_movmem): Do emit guard even for constant counts.
386 (ix86_expand_setmem): Likewise.
388 2007-02-25 Nick Clifton <nickc@redhat.com>
390 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
391 (JUMP_TABLES_IN_TEXT_SECTION): Define.
393 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
396 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
397 count argument with 0x10, not with 0x16.
398 (expand_setmem_epilogue): Ditto.
400 2007-02-24 Mike Stump <mrs@apple.com>
402 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
405 2007-02-24 Richard Guenther <rguenther@suse.de>
408 * fold-const.c (fold_binary): Fold x +- CST op x for
411 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
413 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
415 2007-02-24 Jan Hubicka <jh@suse.cz>
417 * cgraphunit.c (decide_is_function_needed): Honor
418 -fkeep-inline-functions.
420 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
422 * builtins.c (fold_builtin_modf): New.
423 (fold_builtin_2): Use it.
425 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
427 * loop-iv.c (implies_p): Detect additional cases where A implies B.
428 (determine_max_iter): Take additional LOOP arg; all callers changed.
429 Lose broken logic dealing with PLUS. Try to limit the upper bound by
430 one using simplifications.
431 (simplify_using_initial_values): Return if the expression becomes
432 invalid due to altered regs.
434 2007-02-23 DJ Delorie <dj@redhat.com>
436 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
438 2007-02-23 Mike Stump <mrs@apple.com>
440 * tlink.c (scan_linker_output): Parse linker messages from
441 darwin9's linker better.
443 2007-02-23 Steve Ellcey <sje@cup.hp.com>
446 * varpool.c (varpool_assemble_pending_decls): Set
447 varpool_last_needed_node to null.
449 2007-02-23 DJ Delorie <dj@redhat.com>
451 * config/i386/i386.c (ix86_data_alignment): Don't specify an
452 alignment bigger than the object file can handle.
454 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
457 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
458 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
459 (*movsf_1): Penalize MMX moves.
461 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
463 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
464 2^32-1 or more times unless flag_unsafe_loop_optimizations.
466 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
468 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
470 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
471 (fold_builtin_1): Use them.
472 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
473 BUILT_IN_SIGNIFICAND.
475 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
477 * config/i386/i386.c (bdesc_1arg): Initialize
478 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
479 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
480 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
481 and IX86_BUILTIN_MOVSLDUP.
483 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
485 PR rtl-optimization/30841
486 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
488 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
490 * builtins.c (fold_builtin_frexp): New.
491 (fold_builtin_2): Use it.
493 2007-02-22 Mark Mitchell <mark@codesourcery.com>
495 * doc/invoke.texi (Spec Files): Document getenv spec function.
497 * gcc.c (getenv_spec_function): New function.
498 (static_spec_functions): Add it.
499 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
500 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
503 2007-02-22 Michael Matz <matz@suse.de
506 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
507 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
509 2007-02-22 Ian Lance Taylor <iant@google.com>
512 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
513 (mem_loc_descriptor): Call it.
515 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
516 Ira Rosen <irar@il.ibm.com>
518 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
520 2007-02-22 Ira Rosen <irar@il.ibm.com>
522 PR tree-optimization/30843
523 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
524 stores only after all the group is vectorized.
526 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
528 PR tree-optimization/30858
529 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
530 in the reduction cycle have a single use in the loop.
531 * tree-vectorizer.h (relevant): Add documentation.
533 2007-02-20 Mike Stump <mrs@apple.com>
535 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
536 * configure: Regenerate.
538 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
540 Change the defaults of some parameters and options.
541 * config/spu/spu-protos.h (spu_optimization_options): Declare.
542 * config/spu/spu.c (spu_optimization_options): Add.
543 (spu_override_options): Change params in spu_optimization_options.
544 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
546 Register 127 is only 16 byte aligned when used as a frame pointer.
547 * config/spu/spu-protos.h (spu_init_expanders): Declare.
548 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
549 HARD_FRAME_POINTER_REGNUM.
550 (spu_legitimate_address): Use regno_aligned_for_reload.
551 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
552 aligned when frame_pointer_needed is true.
553 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
555 * config/spu/spu.h (INIT_EXPANDERS): Define.
557 Make sure shift and rotate instructions have valid immediate operands.
558 * config/spu/predicates.md (spu_shift_operand): Remove.
559 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
560 * config/spu/constraints.md (W, O): Extend range.
561 * config/spu/spu.md (umask, nmask): Define.
562 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
563 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
564 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
565 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
566 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
567 (lshr<mode>3_reg): Fix rtl description.
569 Make sure mulhisi immediate operands are valid.
570 * config/spu/predicates.md (imm_K_operand): Add.
571 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
573 Generate constants using fsmbi and andi.
574 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
575 (print_operand, spu_split_immediate, classify_immediate,
576 fsmbi_const_p): Handle IC_FSMBI2.
578 Correctly handle a CONST_VECTOR containing symbols.
579 * config/spu/spu.c (print_operand): Handle HIGH correctly.
580 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
581 (immediate_load_p): Allow symbols that use 2 instructions to create.
582 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
583 with symbols when flag_pic is set.
584 (const_vector_immediate_p): New.
585 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
586 accept a CONST_VECTOR with symbols.
587 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
588 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
590 * config/spu/spu.md (high, low): Delete.
591 (low_<mode>): Define.
593 Remove INTRmode and INTR_REGNUM, which didn't work.
594 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
596 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
597 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
598 peephole2 pattern): Don't use INTR or 131.
600 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
601 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
602 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
603 (UNSPEC_SET_INTR): Add.
604 * config/spu/spu-modes.def (INTR): Remove.
606 More accurate warnings about run-time relocations.
607 * config/spu/spu.c (reloc_diagnostic): Test in_section.
609 Correctly warn about immediate arguments to specific intrinsics.
610 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
611 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
612 the instruction predicate.
614 Fix tree check errors with latest update.
615 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
617 (spu_expand_builtin): Use CALL_EXPR_FN.
619 Add missing specific intrinsics.
620 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
622 * config/spu/spu_internals.h: Ditto.
624 Fix incorrect operand modifiers.
625 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
626 * config/spu/spu.md (xor<mode>3): Change %S to %J.
628 Optimize one case of zero_extend of a vec_select.
629 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
631 Accept any immediate for hbr.
632 * config/spu/spu.md (hbr): Change s constraints to i.
634 2007-02-21 Paul Brook <paul@codesourcery.com>
636 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
637 condexec_count when skipping USE and CLOBBER.
639 2007-02-21 Nick Clifton <nickc@redhat.com>
641 * common.opt (Warray-bounds): Add Warning attribute.
642 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
644 (fsized-zeroes): Add Optimization attribute.
645 (fsplit-wide-types, ftree-scev-cprop): Likewise.
646 * c.opt (Wc++0x-compat): Add Warning attribute.
648 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
651 * reload1.c (eliminate_regs_in_insn): In the single_set special
652 case, attempt to re-recognize the insn before falling back to
653 having reload fix it up.
655 2007-02-20 Eric Christopher <echristo@gmail.com>
657 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
659 (frv_read_iacc_argument): Ditto.
660 (frv_expand_set_builtin): Take a call instead of arglist, update for
662 (frv_expand_unop_builtin): Ditto.
663 (frv_expand_binop_builtin): Ditto.
664 (frv_expand_cut_builtin): Ditto.
665 (frv_expand_binopimm_builtin): Ditto.
666 (frv_expand_voidbinop_builtin): Ditto.
667 (frv_expand_int_void2arg): Ditto.
668 (frv_expand_prefetches): Ditto.
669 (frv_expand_voidtriop_builtin): Ditto.
670 (frv_expand_voidaccop_builtin): Ditto.
671 (frv_expand_load_builtin): Ditto.
672 (frv_expand_store_builtin): Ditto.
673 (frv_expand_mdpackh_builtin): Ditto.
674 (frv_expand_mclracc_builtin): Ditto.
675 (frv_expand_mrdacc_builtin): Ditto.
676 (frv_expand_mwtacc_builtin): Ditto.
677 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
680 2007-02-20 Janis Johnson <janis187@us.ibm.com>
682 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
683 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
685 (HAVE_GAS_DFP): Check for assembler support of decimal floating
687 * configure: Regenerate.
688 * config.in: Regenerate.
689 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
690 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
691 masks to power6 and power6x and to POWERPC_MASKS.
692 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
694 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
695 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
696 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
697 Access PROTOTYPE as variable, not mask.
699 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
701 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
702 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
703 * combine.c (adjust_for_new_dest): Use it.
704 * postreload.c (reload_combine): Likewise.
706 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
708 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
709 notes on an insn with multiple sets, even if single_set returns
710 non-NULL for that insn.
712 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
714 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
717 2007-02-20 Geoffrey Keating <geoffk@apple.com>
719 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
720 if user didn't pass it.
721 * config/i386/darwin.h (CC1_SPEC): Likewise.
722 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
723 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
724 -mmacosx-version-min.
726 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
727 Uros Bizjak <ubizjak@gmail.com>
729 * optabs.h (enum optab_index): Add new OTI_scalb.
730 (scalb_optab): Define corresponding macro.
731 * optabs.c (init_optabs): Initialize scalb_optab.
732 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
734 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
735 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
736 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
737 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
738 flag_unsafe_math_optimizations is set.
740 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
741 to implement scalbf, scalb and scalbl built-ins as inline x87
744 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
745 DJ Delorie <dj@redhat.com>
748 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
749 (diagnostic_report_diagnostic): ... here, and turn them into real
750 errors. If warnings are inhibited, no need to do anything.
752 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
754 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
755 better code generation.
757 2007-02-20 Ben Elliston <bje@au.ibm.com>
759 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
761 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
763 * config/alpha/alpha.c, config/alpha/alpha.md,
764 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
765 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
766 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
767 config/arm/lib1funcs.asm: Follow spelling conventions.
769 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
770 config/fr30/fr30.md, config/i386/i386.h,
771 config/iq2000/iq2000.h, config/iq2000/predicates.md,
772 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
773 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
774 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
775 config/rs6000/altivec.md, config/rs6000/rs6000.c,
776 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
777 config/sparc/sparc.c, config/sparc/sparc.h,
778 config/sparc/sparc.md, config/spu/constraints.md,
779 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
782 2007-02-20 Alan Modra <amodra@bigpond.net.au>
785 * varasm.c (use_blocks_for_decl_p): Return false for decls with
788 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
790 * doc/invoke.texi (-ftree-lrs): Remove.
792 2007-02-19 Diego Novillo <dnovillo@redhat.com>
794 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
797 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
799 * config/ia64/ia64.c (ia64_expand_builtin): Use the
800 new CALL_EXPR_FN macro for retrieving the function
801 declaration of the input expression.
803 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
805 * c.opt (Waddress): New.
806 * common.opt (Walways-true): Delete.
807 (Wstring-literal-comparison): Delete.
808 * doc/invoke.texi (Warning Options): Delete -Walways-true and
809 -Wstring-literal-comparison. Add -Waddress.
811 (Walways-true): Delete.
812 (Wstring-literal-comparison): Delete.
813 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
814 consistently instead of -Walways-true in example.
815 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
816 * c-typeck.c (parser_build_binary_op): Replace
817 -Wstring-literal-comparison and -Walways-true with -Waddress.
818 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
821 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
823 * tree-cfg.c (dump_function_to_file): Be prepared for functions
824 without DECL_STRUCT_FUNCTION initialized.
826 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
828 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
829 due to calls to functions taking pointers as parameters.
831 2007-02-19 Richard Henderson <rth@redhat.com>
834 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
837 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
839 * config/s390/s390.c (s390_call_saved_register_used,
840 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
841 accessed to the new scheme.
843 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
845 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
846 (cris_print_index, cris_print_operand, cris_print_operand_address)
847 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
848 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
849 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
851 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
852 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
853 GO_IF_LEGITIMATE_ADDRESS): Ditto.
854 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
855 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
856 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
857 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
858 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
859 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
860 (uminsi3, call, call_value): Ditto.
861 (define_split: indir_to_reg_split, unnamed): Ditto.
863 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
865 PR tree-optimization/30975
866 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
869 2007-02-18 Eric Christopher <echristo@gmail.com>
871 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
872 Remove use of arglist.
873 (mips_expand_builtin): Remove use of arglist, pass in expr.
874 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
875 (mips_expand_builtin_movtf): Ditto.
876 (mips_expand_builtin_compare): Ditto.
878 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
880 * tree-sra.c (sra_build_assignment): Replace assertion
881 checking with a comment explaining why it can't be done.
883 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
886 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
887 during CALL_EXPR representation conversion.
888 * tree-ssa-propagate.c (set_rhs): Likewise.
890 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
892 * tree-sra.c (sra_build_assignment): Disable assertion checking
895 2007-02-18 Roger Sayle <roger@eyesopen.com>
897 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
898 instead of calling build2 with a GIMPLE_MODIFY_STMT.
899 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
901 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
902 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
903 gimplify_init_ctor_eval_range, gimple_push_cleanup,
904 gimplify_omp_for, gimplify_omp_atomic_pipeline,
905 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
906 force_gimple_operand): Likewise.
907 * ipa-cp.c (constant_val_insert): Likewise.
908 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
909 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
910 perfect_nestify): Likewise.
911 * langhooks.c (lhd_omp_assignment): Likewise.
912 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
913 lower_copyprivate_clauses, lower_send_clauses,
914 lower_send_shared_vars, expand_parallel_call,
915 expand_omp_for_generic, expand_omp_for_static_nochunk,
916 expand_omp_for_static_chunk, expand_omp_sections,
917 lower_omp_single_copy, lower_omp_for_lastprivate,
918 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
919 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
920 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
923 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
925 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
926 config/sh/sh.md: Follow spelling conventions.
928 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
929 config/frv/predicates.md: Follow spelling conventions.
931 * config/m68k/linux-unwind.h: Fix a comment typo.
932 * target.h: Follow spelling conventions.
934 2007-02-18 Roger Sayle <roger@eyesopen.com>
936 PR rtl-optimization/28173
937 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
938 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
939 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
940 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
941 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
943 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
945 * builtins.c (fold_builtin_load_exponent): New.
946 (fold_builtin_2): Use it.
948 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
950 PR rtl-optimization/30773
951 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
952 if we fail to attach a REG_EQUIV note.
954 2007-02-18 David Edelsohn <edelsohn@gnu.org>
955 Roger Sayle <roger@eyesopen.com>
957 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
959 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
961 * calls.c (initialize_argument_information): Pass original EXP
962 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
963 code to split complex arguments here, as part of initializing the
965 (expand_call): Remove code that builds a list of arguments and
966 inserts implicit arguments into it. Instead, just count how many
967 implicit arguments there will be so we can determine the size of
968 the ARGS array, and let initialize_argument_information do the work.
969 (split_complex_values): Delete unused function.
971 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
973 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
975 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
977 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
978 for arg pointer based indexed addressing.
980 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
982 * config/ia64/ia64.h, config/ia64/ia64.md,
983 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
984 spelling conventions.
986 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
988 * config/m68k/m68k.c (split_di): New.
989 * config/m68k/m68k-protos.h: Declare split_di.
990 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
991 Improve predicate handling and split constant shifts.
993 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
995 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
996 parameter for register bitfield operations, general predicates
999 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
1001 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
1002 * config/m68k/linux-unwind.h: New file.
1004 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
1006 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
1007 config/i386/athlon.md, config/ia64/ia64.md,
1008 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
1009 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
1010 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
1011 tree-ssa-loop-niter.c, tree-vect-analyze.c,
1012 tree-vect-transform.c: Fix comment typos.
1014 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
1016 * sched-deps.c (find_insn_list): Remove.
1017 * sched-int.h: Remove the prototype for find_insn_list.
1019 2007-02-16 Geoffrey Keating <geoffk@apple.com>
1021 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
1023 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
1024 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
1025 darwin_rs6000_override_options.
1026 (C_COMMON_OVERRIDE_OPTIONS): Expect
1027 darwin_macosx_version_min to be non-NULL always.
1028 (TARGET_C99_FUNCTIONS): Likewise.
1029 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
1030 (DARWIN_MINVERSION_SPEC): New.
1031 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
1032 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
1034 (DARWIN_MINVERSION_SPEC): New.
1035 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
1037 * config/darwin-c.c (darwin_cpp_builtins): Expect
1038 darwin_macosx_version_min to be non-NULL always.
1040 * config/rs6000/rs6000.c: Clean up trailing whitespace.
1042 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
1044 * config/i386/i386.h (x86_use_xchgb): New.
1045 (TARGET_USE_XCHGB): New macro.
1046 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
1047 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
1048 Split after reload into bswaphi for shifts of 8.
1049 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
1050 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
1051 or when optimizing for size.
1053 2007-02-16 Richard Guenther <rguenther@suse.de>
1054 Christian Bruel <christian.bruel@st.com>
1056 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
1057 DECLs but prefer SSA_NAMEs over DECLs.
1059 2007-02-16 Richard Guenther <rguenther@suse.de>
1061 * tree-flow-inline.h (single_imm_use_p): Remove.
1062 (zero_imm_uses_p): Likewise.
1063 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
1064 instead of single_imm_use_p.
1065 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
1068 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1071 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
1072 nested double- and backquotes.
1074 2007-02-15 Roger Sayle <roger@eyesopen.com>
1077 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
1078 should be unreachable.
1079 (build2_stat): Allow construction of MODIFY_EXPR at any time.
1080 For the time being redirect GIMPLE_MODIFY_STMT to the new
1081 (renamed) build_gimple_modify_stmt_stat.
1082 (build2_gimple_stat): Rename to...
1083 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
1084 Always build a GIMPLE_MODIFY_STMT node.
1085 * tree.h (build2_gimple, build2_gimple_stat): Delete.
1086 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
1089 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
1090 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
1091 * tree-complex.c (set_component_ssa_name, expand_complex_move,
1092 expand_complex_div_wide): Likewise.
1093 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
1094 * tree-ssa-loop-im.c (schedule_sm): Likewise.
1095 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
1096 * tree-ssa-loop-manip.c (create_iv): Likewise.
1097 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
1098 abs_replacement): Likewise.
1099 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
1100 realify_fake_stores): Likewise.
1102 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
1103 node rather than a GIMPLE_MODIFY_STMT node.
1104 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
1105 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
1107 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
1108 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
1111 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1114 * fold-const.c (fold_comparison): Add back the
1115 folding of constant complex comparisions.
1117 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
1120 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
1121 effects unknown to this function, return early.
1123 2007-02-15 Ian Lance Taylor <iant@google.com>
1125 * lower-subreg.c (move_eh_region_note): New static function.
1126 (resolve_simple_move): Call it.
1127 (decompose_multiword_subregs): Track blocks for which we resolve a
1128 simple move which is also a control flow insn. Pass them to
1129 find_many_sub_basic_blocks.
1130 (pass_lower_subreg): Add TODO_verify_flow.
1131 (pass_lower_subreg2): Likewise.
1133 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1134 Brooks Moses <brooks.moses@codesourcery.com>
1135 Lee Millward <lee.millward@codesourcery.com>
1137 * tree.h (enum tree_code_class): Add tcc_vl_exp.
1138 (VL_EXP_CLASS_P): New.
1139 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
1141 (TREE_OPERAND_CHECK_CODE): Likewise.
1142 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
1143 (TREE_RTL_OPERAND_CHECK): Likewise.
1144 (tree_operand_check_failed): Make second parameter the whole tree
1145 instead of its code. Fixed callers.
1146 (VL_EXP_CHECK): New.
1147 (TREE_OPERAND_LENGTH): New.
1148 (VL_EXP_OPERAND_LENGTH): New.
1149 (CALL_EXPR_FN): New.
1150 (CALL_EXPR_STATIC_CHAIN): New.
1151 (CALL_EXPR_ARGS): New.
1152 (CALL_EXPR_ARG): New.
1153 (call_expr_nargs): New.
1154 (CALL_EXPR_ARGP): New.
1155 (build_nt_call_list): Declare.
1156 (build_vl_exp_stat): Declare.
1157 (build_vl_exp): New.
1158 (build_call_list): Declare.
1159 (build_call_nary): Declare.
1160 (build_call_valist): Declare.
1161 (build_call_array): Declare.
1162 (call_expr_arg): Declare.
1163 (call_expr_argp): Declare.
1164 (call_expr_arglist): Declare.
1165 (fold_build_call_list): Declare.
1166 (fold_build_call_list_initializer): Declare.
1167 (fold_call_expr): Declare to replace fold_builtin.
1168 (fold_builtin_fputs): Update to agree with modified definition.
1169 (fold_builtin_strcpy): Likewise.
1170 (fold_builtin_strncpy): Likewise.
1171 (fold_builtin_memory_chk): Likewise.
1172 (fold_builtin_stxcpy_chk): Likewise.
1173 (fold_builtin_strncpy_chk): Likewise.
1174 (fold_builtin_next_arg): Likewise.
1175 (fold_build_call_expr): Declare.
1176 (fold_builtin_call_list): Declare.
1177 (fold_builtin_call_valist): Declare.
1178 (build_call_expr): Declare.
1179 (validate_arglist): Update to agree with modified definition.
1180 (tree_operand_length): New.
1181 (call_expr_arg_iterator): New.
1182 (init_call_expr_arg_iterator): New.
1183 (next_call_expr_arg): New.
1184 (first_call_expr_arg): New.
1185 (more_call_expr_args_p): New.
1186 (FOR_EACH_CALL_EXPR_ARG): New.
1188 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
1189 and tcc_gimple_stmt.
1190 (tree_code_size): Update documentation. Use sizeof (tree) rather
1191 than sizeof (char *).
1192 (tree_size): Likewise. Add case for tcc_vl_exp.
1193 (tree_node_structure): Add case for tcc_vl_exp.
1194 (contains_placeholder_p): Likewise.
1195 (substitute_in_expr): Likewise.
1196 (substitute_placeholder_in_expr): Likewise.
1197 (stabilize_reference_1): Likewise.
1198 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
1199 to diagnose breakage of this interface for constructing CALL_EXPRs.
1200 (build_nt): Add similar assertion here.
1201 (build_nt_call_list): New.
1202 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
1203 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
1205 (get_callee_fndecl): Use new CALL_EXPR accessors.
1206 (tree_operand_check_failed): Change parameters to pass entire node
1207 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
1208 (process_call_operands): New.
1209 (build_vl_exp_stat): New.
1210 (build_call_list): New.
1211 (build_call_nary): New.
1212 (build_call_valist): New.
1213 (build_call_array): New.
1214 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1215 (call_expr_arglist): New.
1217 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
1218 tcc_vl_exp instead of a fixed-size tcc_expression.
1220 * doc/c-tree.texi (CALL_EXPR): Document new representation and
1221 accessors for CALL_EXPRs.
1222 (AGGR_INIT_EXPR): Likewise.
1224 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1225 Brooks Moses <brooks.moses@codesourcery.com>
1226 Lee Millward <lee.millward@codesourcery.com>
1228 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
1229 (expand_builtin_nonlocal_goto): Change parameter to be entire
1230 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
1231 (expand_builtin_prefetch): Likewise.
1232 (expand_builtin_classify_type): Likewise.
1233 (mathfn_built_in): Return NULL_TREE instead of 0.
1234 (expand_errno_check): Use new CALL_EXPR accessors.
1235 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
1236 Return NULL_RTX instead of 0.
1237 (expand_builtin_mathfn_2): Likewise.
1238 (expand_builtin_mathfn_3): Likewise.
1239 (expand_builtin_interclass_mathfn): Likewise.
1240 (expand_builtin_sincos): Likewise.
1241 (expand_builtin_cexpi): Likewise.
1242 (expand_builtin_int_roundingfn): Likewise.
1243 (expand_builtin_int_roundingfn_2): Likewise.
1244 (expand_builtin_pow): Likewise.
1245 (expand_builtin_powi): Likewise.
1246 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
1247 of arglist, fixing callers appropriately. Use new CALL_EXPR
1248 accessors and constructors. Return NULL_RTX instead of 0.
1249 (expand_builtin_strstr): Likewise.
1250 (expand_builtin_strchr): Likewise.
1251 (expand_builtin_strrchr): Likewise.
1252 (expand_builtin_strpbrk): Likewise.
1253 (expand_builtin_memcpy): Likewise.
1254 (expand_builtin_mempcpy): Likewise.
1255 (expand_builtin_mempcpy_args): New.
1256 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
1257 (expand_builtin_memmove_args): New.
1258 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
1259 (expand_movstr): Likewise.
1260 (expand_builtin_strcpy): Likewise.
1261 (expand_builtin_strcpy_args): New.
1262 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
1263 (expand_builtin_strncpy): Likewise.
1264 (expand_builtin_memset): Likewise.
1265 (expand_builtin_memset_args): New.
1266 (expand_builtin_bzero): Similarly to expand_builtin_memset.
1267 (expand_builtin_memcmp): Likewise.
1268 (expand_builtin_strcmp): Likewise.
1269 (expand_builtin_strncmp): Likewise.
1270 (expand_builtin_strcat): Likewise.
1271 (expand_builtin_strncat): Likewise.
1272 (expand_builtin_strspn): Likewise.
1273 (expand_builtin_strcspn): Likewise.
1274 (expand_builtin_args_info): Likewise.
1275 (expand_builtin_va_start): Likewise.
1276 (gimplify_va_arg_expr): Likewise.
1277 (expand_builtin_va_end): Likewise.
1278 (expand_builtin_va_copy): Likewise.
1279 (expand_builtin_frame_address): Likewise.
1280 (expand_builtin_alloca): Likewise.
1281 (expand_builtin_bswap): Likewise.
1282 (expand_builtin_unop): Likewise.
1283 (expand_builtin_fputs): Likewise.
1284 (expand_builtin_expect): Likewise.
1285 (expand_builtin_fabs): Likewise.
1286 (expand_builtin_copysign): Likewise.
1287 (expand_builtin_printf): Likewise.
1288 (expand_builtin_fprintf): Likewise.
1289 (expand_builtin_sprintf): Likewise.
1290 (expand_builtin_init_trampoline): Likewise.
1291 (expand_builtin_signbit): Likewise.
1292 (expand_builtin_fork_or_exec): Likewise.
1293 (expand_builtin_sync_operation): Likewise.
1294 (expand_builtin_compare_and_swap): Likewise.
1295 (expand_builtin_lock_test_and_set): Likewise.
1296 (expand_builtin_lock_release): Likewise.
1297 (expand_builtin): Likewise.
1298 (builtin_mathfn_code): Likewise.
1300 (fold_builtin_constant_p): Pass call arguments individually instead
1301 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1302 accessors and constructors. Return NULL_TREE instead of 0.
1303 (fold_builtin_expect): Likewise.
1304 (fold_builtin_classify_type): Likewise.
1305 (fold_builtin_strlen): Likewise.
1306 (fold_builtin_nan): Likewise.
1307 (integer_valued_real_p): Likewise.
1308 (fold_trunc_transparent_mathfn): Likewise.
1309 (fold_fixed_mathfn): Likewise.
1310 (fold_builtin_cabs): Likewise.
1311 (fold_builtin_sqrt): Likewise.
1312 (fold_builtin_cbrt): Likewise.
1313 (fold_builtin_cos): Likewise.
1314 (fold_builtin_cosh): Likewise.
1315 (fold_builtin_tan): Likewise.
1316 (fold_builtin_sincos): Likewise.
1317 (fold_builtin_cexp): Likewise.
1318 (fold_builtin_trunc): Likewise.
1319 (fold_builtin_floor): Likewise.
1320 (fold_builtin_ceil): Likewise.
1321 (fold_builtin_round): Likewise.
1322 (fold_builtin_int_roundingfn): Likewise.
1323 (fold_builtin_bitop): Likewise.
1324 (fold_builtin_bswap): Likewise.
1325 (fold_builtin_logarithm): Likewise.
1326 (fold_builtin_hypot): Likewise.
1327 (fold_builtin_pow): Likewise.
1328 (fold_builtin_powi): Likewise.
1329 (fold_builtin_exponent): Likewise.
1330 (fold_builtin_memset): Likewise.
1331 (fold_builtin_bzero): Likewise.
1332 (fold_builtin_memory_op): Likewise.
1333 (fold_builtin_bcopy): Deleted; call site changed to invoke
1334 fold_builtin_memory_op directly.
1335 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
1336 (fold_builtin_strncpy): Likewise.
1337 (fold_builtin_memcmp): Likewise.
1338 (fold_builtin_strcmp): Likewise.
1339 (fold_builtin_strncmp): Likewise.
1340 (fold_builtin_signbit): Likewise.
1341 (fold_builtin_copysign): Likewise.
1342 (fold_builtin_isascii): Likewise.
1343 (fold_builtin_toascii): Likewise.
1344 (fold_builtin_isdigit): Likewise.
1345 (fold_builtin_fabs): Likewise.
1346 (fold_builtin_abs): Likewise.
1347 (fold_builtin_fmin_fmax): Likewise.
1348 (fold_builtin_carg): Likewise.
1349 (fold_builtin_classify): Likewise.
1350 (fold_builtin_unordered_cmp): Likewise.
1352 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
1353 New functions split out from fold_builtin_1.
1354 (fold_builtin_n): New.
1355 (fold_builtin_varargs): New.
1356 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
1358 (fold_call_expr): New.
1359 (build_function_call_expr): Rewrite to use new helper function.
1360 (fold_builtin_call_list): New.
1361 (build_call_expr): New.
1362 (fold_builtin_call_valist): New.
1363 (rewrite_call_expr): New.
1364 (validate_arg): New.
1365 (validate_arglist): Change parameter to be entire CALL_EXPR instead
1366 of an arglist. Change return type to bool. Use new CALL_EXPR
1369 (fold_builtin_strstr): Pass call arguments individually instead
1370 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1371 accessors and constructors. Return NULL_TREE instead of 0.
1372 (fold_builtin_strchr): Likewise.
1373 (fold_builtin_strrchr): Likewise.
1374 (fold_builtin_strpbrk): Likewise.
1375 (fold_builtin_strcat): Likewise.
1376 (fold_builtin_strncat): Likewise.
1377 (fold_builtin_strspn): Likewise.
1378 (fold_builtin_strcspn): Likewise.
1379 (fold_builtin_fputs): Likewise.
1380 (fold_builtin_next_arg): Likewise.
1381 (fold_builtin_sprintf): Likewise.
1383 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
1384 NULL_RTX instead of 0.
1385 (expand_builtin_memory_chk): Likewise.
1386 (maybe_emit_chk_warning): Likewise.
1387 (maybe_emit_sprintf_chk_warning): Likewise.
1389 (fold_builtin_object_size): Pass call arguments individually instead
1390 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1391 accessors and constructors. Return NULL_TREE instead of 0.
1392 (fold_builtin_memory_chk): Likewise.
1393 (fold_builtin_stxcpy_chk): Likewise.
1394 (fold_builtin_strncpy_chk): Likewise.
1395 (fold_builtin_strcat_chk): Likewise.
1396 (fold_builtin_strcat_chk): Likewise.
1397 (fold_builtin_strncat_chk): Likewise.
1398 (fold_builtin_sprintf_chk): Likewise.
1399 (fold_builtin_snprintf_chk): Likewise.
1400 (fold_builtin_printf): Likewise.
1401 (fold_builtin_vprintf): Likewise.
1403 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
1405 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
1406 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1407 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
1408 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
1409 (fold_unary): Likewise.
1410 (fold_binary): Likewise.
1411 (fold_ternary): Remove CALL_EXPR case, since they are no longer
1412 ternary expressions.
1413 (fold): Add logic for tcc_vl_exp.
1414 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
1415 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1416 (fold_build3_stat): Add assertion to flag broken interface for
1417 constructing CALL_EXPRs.
1418 (fold_build_call_list): New.
1419 (fold_build_call_list_initializer): New.
1420 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1422 (fold_strip_sign_ops): Likewise.
1424 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1425 Brooks Moses <brooks.moses@codesourcery.com>
1426 Lee Millward <lee.millward@codesourcery.com>
1428 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1429 accessors and dump arguments explicitly.
1431 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1433 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1435 (print_call_name): Use new CALL_EXPR accessors.
1437 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1438 CALL_EXPR arguments explicitly instead of as a list. Use
1439 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1441 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1442 (vrp_visit_stmt): Likewise.
1444 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1445 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1447 (force_move_till_expr): Likewise.
1449 * targhooks.c (default_external_stack_protect_fail): Use
1450 build_call_expr instead of build_function_call_expr.
1451 (default_hidden_stack_protect_fail): Likewise.
1453 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1456 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1457 and walk arguments explicitly.
1459 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1460 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1461 (expand_simple_operations): Likewise.
1462 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1464 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1465 of TREE_CODE_LENGTH.
1466 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1468 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1469 instead of TREE_CODE_LENGTH.
1471 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1472 (tree_ic_transform): Likewise.
1473 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1474 parameter instead of arglist. Fix callers.
1475 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1476 (tree_stringops_transform): Likewise.
1477 (tree_indirect_call_to_profile): Likewise.
1478 (tree_stringops_values_to_profile): Likewise.
1480 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1481 (eliminate_tail_call): Likewise.
1483 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1485 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1486 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1488 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1490 * omp-low.c (build_omp_barrier): Use build_call_expr.
1491 (lower_rec_input_clauses): Likewise.
1492 (lower_reduction_clauses): Likewise.
1493 (expand_parallel_call): Likewise.
1494 (maybe_catch_exception): Likewise.
1495 (expand_omp_for_generic): Likewise.
1496 (expand_omp_for_static_nochunk): Likewise.
1497 (expand_omp_sections): Likewise.
1498 (lower_omp_single_simple): Likewise.
1499 (lower_omp_single_copy): Likewise.
1500 (lower_omp_master): Likewise.
1501 (lower_omp_ordered): Likewise.
1502 (lower_omp_critical): Likewise.
1504 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1505 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1507 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1508 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1509 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1511 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1512 and generalize to handle any number of operands.
1513 (chrec_contains_undetermined): Likewise.
1514 (tree_contains_chrecs): Likewise.
1515 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1517 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1519 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1520 fold_call_expr instead of fold_builtin.
1521 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1522 match declarations there.
1523 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1526 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1527 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1529 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1530 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1532 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1535 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1536 (execute_cse_sincos): Use new CALL_EXPR accessors.
1538 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1540 * gimple-low.c (lower_function_body): Use build_call_expr.
1541 (lower_builtin_setjmp): Likewise.
1543 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1544 (set_storage_via_libcall): Likewise.
1545 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1546 instead of TREE_CODE_LENGTH.
1547 (expand_expr_real_1): Use new CALL_EXPR accessors.
1549 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1550 generalize to handle any number of operands.
1551 (TB_parent_eq): Likewise.
1553 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1554 (strip_builtin_expect): Likewise.
1556 * function.c (gimplify_parameters): Use build_call_expr.
1558 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1559 instead of TREE_CODE_LENGTH.
1561 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1562 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1564 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1567 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1568 (gimplify_decl_expr): Likewise.
1569 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1570 Use new CALL_EXPR iterators.
1571 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1572 (gimplify_modify_expr_to_memset): Likewise.
1573 (gimplify_variable_sized_compare): Likewise.
1574 (gimplify_omp_atomic_fetch_op): Likewise.
1575 (gimplify_omp_atomic_pipeline): Likewise.
1576 (gimplify_omp_atomic_mutex): Likewise.
1577 (gimplify_function_tree): Likewise.
1579 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1580 (call_expr_flags): Likewise.
1581 (expand_call): Likewise.
1583 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1584 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1587 * coverage.c (create_coverage): Use build_call_expr.
1589 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1590 (temp_call_expr_obstack): New.
1591 (pool_copy_list): Delete.
1592 (temp_copy_call_expr): New.
1593 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1594 CALL_EXPR accessors. Get rid of special goo for copying argument
1595 lists and use temp_copy_call_expr instead.
1596 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1597 CALL_EXPR accessors.
1598 (create_expression_by_pieces): Likewise. Use build_call_array
1599 to construct the result instead of fold_build3.
1600 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1601 dealing with argument lists.
1602 (init_pre): Remove references to expression_node_pool and
1603 list_node_pool. Init temp_call_expr_obstack instead.
1604 (fini_pre): Remove references to expression_node_pool and
1607 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1608 and walk arguments explicitly instead of as a list.
1610 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1611 (mx_register_decls): Likewise.
1612 (mudflap_register_call): Likewise.
1613 (mudflap_finish_file): Likewise.
1615 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1616 (ipa_callsite_compute_param): Likewise.
1618 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1619 accessors and constructor.
1621 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1622 accessors and constructor.
1623 (convert_tramp_reference): Likewise.
1624 (convert_call_expr): Likewise.
1625 (finalize_nesting_tree_1): Likewise.
1627 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1630 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1632 * tree-inline.c (initialize_inlined_parameters): Pass entire
1633 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1635 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1636 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1638 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1639 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1640 (vectorizable_reduction): Likewise.
1641 (vectorizable_call): Use new CALL_EXPR iterators.
1642 (vectorizable_conversion): Use build_call_expr.
1643 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1644 (vect_gen_widened_results_half): Use build_call_expr.
1645 (vect_setup_realignment): Likewise.
1646 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1648 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1649 (pass_through_call): Likewise.
1650 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1653 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1654 (tree_gen_pow2_profiler): Likewise.
1655 (tree_gen_one_value_profiler): Likewise.
1656 (tree_gen_ic_func_profiler): Likewise.
1657 (tree_gen_average_profiler): Likewise.
1658 (tree_gen_ior_profiler): Likewise.
1660 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1661 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1662 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1664 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1665 of TREE_CODE_LENGTH.
1667 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1668 of TREE_CODE_LENGTH.
1670 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1672 (convert_to_integer): Likewise.
1674 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1677 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1678 Brooks Moses <brooks.moses@codesourcery.com>
1679 Lee Millward <lee.millward@codesourcery.com>
1681 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1683 * config/frv/frv.c (frv_expand_builtin): Likewise.
1684 * config/s390/s390.c (s390_expand_builtin): Likewise.
1686 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1687 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1689 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1690 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1691 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1692 (ix86_expand_store_builtin): Likewise.
1693 (ix86_expand_unop_builtin): Likewise.
1694 (ix86_expand_unop1_builtin): Likewise.
1695 (ix86_expand_sse_compare): Likewise.
1696 (ix86_expand_sse_comi): Likewise.
1697 (ix86_expand_vec_init_builtin): Likewise.
1698 (ix86_expand_vec_ext_builtin): Likewise.
1699 (ix86_expand_vec_set_builtin): Likewise.
1700 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1702 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1703 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1705 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1706 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1707 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1709 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1711 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1712 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1713 arglist. Use new CALL_EXPR accessors. Fix callers.
1714 (altivec_expand_abs_builtin): Likewise.
1715 (rs6000_expand_binop_builtin): Likewise.
1716 (altivec_expand_predicate_builtin): Likewise.
1717 (altivec_expand_lv_builtin): Likewise.
1718 (spe_expand_stv_builtin): Likewise.
1719 (altivec_expand_stv_builtin): Likewise.
1720 (rs6000_expand_ternop_builtin): Likewise.
1721 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1722 (altivec_expand_st_builtin): Likewise.
1723 (altivec_expand_dst_builtin): Likewise.
1724 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1725 arglist. Use new CALL_EXPR accessors. Fix callers.
1726 (altivec_expand_vec_set_builtin): Likewise.
1727 (altivec_expand_vec_ext_builtin): Likewise.
1728 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1729 (spe_expand_builtin): Likewise.
1730 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1731 arglist. Use new CALL_EXPR accessors. Fix callers.
1732 (spe_expand_evsel_builtin): Likewise.
1733 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1734 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1736 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1737 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1738 (arm_expand_unop_builtin): Likewise.
1739 (arm_expand_builtin): Use new CALL_EXPR accessors.
1741 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1744 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1745 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1746 (bfin_expand_unop_builtin): Likewise.
1747 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1749 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1750 Brooks Moses <brooks.moses@codesourcery.com>
1751 Lee Millward <lee.millward@codesourcery.com>
1753 * c-semantics.c (build_stmt): Add internal diagnostic check.
1755 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1756 accessors. Print arguments explicitly instead of as a list.
1758 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1760 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1761 (c_finish_omp_flish): Likewise.
1763 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1764 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1765 instead of TREE_CODE_LENGTH.
1766 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1767 (c_warn_unused_result): Likewise.
1769 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1772 * doc/invoke.texi (Warning Options): Remove
1773 -Werror-implicit-function-declaration.
1774 (Wimplicit-function-declaration): Update description.
1775 * opts.c (common_handle_option): Move handling of -Werror=* to...
1776 (enable_warning_as_error): ...here.
1777 * opts.h (enable_warning_as_error): Declare.
1778 * c-decl.c (implicit_decl_warning): Unless
1779 -Wno-implicit-function-declaration is given, emit a pedwarn if
1780 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1781 * c.opt (Wimplicit-function-declaration): Replace
1782 mesg_implicit_function_declaration with
1783 warn_implicit_function_declaration.
1784 * c-opts.c (c_common_handle_option):
1785 -Werror-implicit-function-declaration is exactly equal as
1786 -Werror=implicit-function-declaration.
1787 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1788 warn_implicit_function_declaration.
1789 (c_common_post_options): -Wimplict-function-declaration is enabled
1790 by default by -std=c99, otherwise is disabled by default.
1791 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1793 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1795 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1796 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1797 former is ignored but not the latter.
1799 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1801 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1802 is made and the reference doesn't use the alias set of its type,
1803 do not create the temporary using that type.
1805 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1807 * jump.c: Remove prototypes for delete_computation and
1808 delete_prior_computation.
1810 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1812 * jump.c (get_label_after): Delete.
1813 (get_label_before, delete_computation, delete_jump,
1814 delete_prior_computation, follow_jumps): Move...
1815 * reorg.c (delete_computation, delete_prior_computation): ... here...
1816 (get_label_before, delete_jump): ... making these static ...
1817 (follow_jumps): ... and simplifying this since it only runs after
1819 * rtl.h (get_label_after, get_label_before, delete_jump,
1820 follow_jumps): Delete prototypes.
1822 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1824 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1826 2007-02-15 Nick Clifton <nickc@redhat.com>
1828 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1829 order to prevent it from being munged by the target.
1831 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1833 * config/i386/i386.md: Remove misleading comment.
1835 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1837 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1838 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1841 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1843 * tree-sra.c (instantiate_missing_elements): Canonicalize
1845 (sra_build_assignment): New.
1846 (generate_copy_inout, generate_element_copy,
1847 generate_element_zero, generate_one_element_init): Use it.
1849 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1851 * tree-sra.c (instantiate_missing_elements): Canonicalize
1853 (sra_build_assignment): New.
1854 (generate_copy_inout, generate_element_copy,
1855 generate_element_zero, generate_one_element_init): Use it.
1857 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1859 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1862 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1864 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1865 types as aggregates not scalars.
1866 * function.c (assign_stack_temp_for_type): Likewise.
1868 2007-02-14 Roger Sayle <roger@eyesopen.com>
1869 Zdenek Dvorak <dvorakz@suse.cz>
1871 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1874 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1876 * passes.c (next_pass_1): Clear the next field of the copied
1879 2007-02-14 Richard Henderson <rth@redhat.com>
1881 * tree-sra.c (early_sra): New.
1882 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1883 (tree_sra_early, pass_sra_early): New.
1884 * tree-pass.h (pass_sra_early): Declare.
1885 * passes.c (init_optimization_passes): Use it.
1887 2007-02-14 Richard Guenther <rguenther@suse.de>
1889 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1891 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1893 PR tree-optimization/30771
1894 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1896 (vect_analyze_operations): Induction phis can now be marked as
1898 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1899 Update documentation accordingly.
1901 2007-02-14 Nick Clifton <nickc@redhat.com>
1903 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1904 most 3 arguments are supported.
1905 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1907 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1909 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1910 Ensure dst->current is valid.
1912 2007-02-13 Paul Brook <paul@codesourcery.com>
1914 * config.gcc: Add arm*-*-uclinux-*eabi.
1915 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1916 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1917 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1918 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1919 (LINK_SPEC): Define.
1921 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1923 * config/arm/uclinux-eabi.h: New file.
1924 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1925 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1928 2007-02-13 Ian Lance Taylor <iant@google.com>
1930 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1931 * flags.h (warn_strict_overflow): Declare.
1932 (enum warn_strict_overflow_code): Define.
1933 (issue_strict_overflow_warning): New static inline function.
1934 * opts.c (warn_strict_overflow): New variable.
1935 (common_handle_option): Handle OPT_Wstrict_overflow and
1936 OPT_Wstrict_overflow_.
1937 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1939 * fold-const.c: Include intl.h.
1940 (fold_deferring_overflow_warnings): New static variable.
1941 (fold_deferred_overflow_warning): New static variable.
1942 (fold_deferred_overflow_code): New static variable.
1943 (fold_defer_overflow_warnings): New function.
1944 (fold_undefer_overflow_warnings): New function.
1945 (fold_undefer_and_ignore_overflow_warnings): New function.
1946 (fold_deferring_overflow_warnings_p): New function.
1947 (fold_overflow_warning): New static function.
1948 (make_range): Add strict_overflow_p parameter. Change all
1950 (extract_muldiv, extract_muldiv_1): Likewise.
1951 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1952 tree_expr_nonnegative_p.
1953 (fold_negate_expr): Call fold_overflow_warning.
1954 (fold_range_test): Likewise.
1955 (fold_comparison): Likewise.
1956 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1957 instead of tree_expr_nonnegative_p.
1958 (tree_expr_nonnegative_warnv_p): Rename from
1959 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1960 (tree_expr_nonnegative_p): New function.
1961 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1962 strict_overflow_p parameter.
1963 (tree_expr_nonzero_p): New function.
1964 * passes.c (verify_interpass_invariants): New static function.
1965 (execute_one_pass): Call it.
1966 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1968 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1969 (estimate_numbers_of_iterations): Likewise.
1970 (scev_probably_wraps_p): Likewise.
1971 * tree-ssa-ccp.c: Include "toplev.h".
1972 (evaluate_stmt): Defer fold overflow warnings until we know we are
1974 (struct fold_stmt_r_data): Add stmt field.
1975 (fold_stmt_r): Defer fold overflow warnings until we know we
1977 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1978 (fold_stmt_inplace): Likewise.
1979 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1980 (cleanup_control_expr_graph): Defer fold overflow warnings until
1981 we know we are going to optimize.
1982 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1983 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1985 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1986 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1987 * tree-ssa-loop-manip.c (create_iv): Likewise.
1988 * c-typeck.c (build_conditional_expr): Likewise.
1989 (build_binary_op): Likewise.
1990 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1991 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1992 (extract_range_from_unary_expr): Likewise.
1993 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1994 assuming that signed overflow does not occur.
1995 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1996 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1997 (fold_defer_overflow_warnings): Declare.
1998 (fold_undefer_overflow_warnings): Declare.
1999 (fold_undefer_and_ignore_overflow_warnings): Declare.
2000 (fold_deferring_overflow_warnings_p): Declare.
2001 (tree_expr_nonzero_warnv_p): Declare.
2002 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
2004 (Warning Options): Document -Wstrict-overflow.
2005 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
2006 (tree-ssa-ccp.o): Likewise.
2007 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
2008 (fold-const.o): Depend on intl.h.
2010 2007-02-13 Ian Lance Taylor <iant@google.com>
2013 * lower-subreg.c (resolve_simple_move): Decompose subregs in
2016 2007-02-13 Stuart Hastings <stuart@apple.com>
2018 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
2020 2007-02-13 Richard Henderson <rth@redhat.com>
2022 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
2023 handled_component_p before looking for the indirect_ref.
2025 2007-02-13 Richard Henderson <rth@redhat.com>
2027 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
2028 remove flags clobber.
2029 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
2030 (bswaphi_lowpart): New.
2031 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
2032 remove TARGET_BSWAP test. Delete expander of the same name.
2034 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
2035 (expand_unop): Use them.
2037 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
2039 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
2040 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
2041 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
2042 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
2043 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
2044 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
2045 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
2046 assembler dialect choice from asm templates.
2048 2007-02-12 Richard Henderson <rth@redhat.com>
2050 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
2051 (fixuns_trunc<SSEMODEF>si2): Use it.
2052 * config/i386/sse.md (vec_setv4sf_0): Export.
2053 * config/i386/i386.c (ix86_build_const_vector): Export.
2054 (ix86_split_convert_uns_si_sse): Rename from
2055 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
2056 * config/i386/i386-protos.h: Update.
2058 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2061 * c-typeck.c (c_finish_return): Improve warning message.
2063 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2065 * alias.c (find_symbolic_term): Delete unused function.
2067 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
2069 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
2070 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
2071 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
2073 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2075 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2076 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2077 the function, temporarily point the debug interface to the null one.
2079 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2081 * dwarf2out.c (round_up_to_align): New static function.
2082 (field_byte_offset): Use it to round the offset.
2084 2007-02-12 Richard Henderson <rth@redhat.com>
2086 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
2087 (inswl_const): Export.
2089 2007-02-12 Richard Henderson <rth@redhat.com>
2091 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
2092 result mode of the libcall, convert back to outmode.
2094 2007-02-12 Roger Sayle <roger@eyesopen.com>
2096 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
2097 (bswapdi2): New define_expand to implement 32-bit implementation.
2099 2007-02-12 Nick Clifton <nickc@redhat.com>
2101 * doc/invoke.texi (Overall Options): Document --help=.
2102 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
2103 (cc1_options): Pass --help= on to cc1.
2104 (display_help): Add description of --help=.
2105 (process_command): Add code to handle --help=. Allow translated
2106 --help and --target-help switches to be passed on to compiler
2108 (main): Remove unused if statement.
2109 * opts.c (columns): Remove.
2110 (LEFT_COLUMN): Define.
2111 (wrap_help): Add columns argument.
2112 (print_filtered_help): Change parameters to be an include bitmask,
2113 an exclude bitmask, an any bitmask and the column width. Move the
2114 code to display the params list here. Add code to display the
2115 status of options rather than their descriptions if the quiet flag
2117 (print_specific_help): Change parameters to be an include bitmask,
2118 an exclude bitmask and an any bitmask. Move code to look up the
2119 column width here. Decide upon the title for an options listing.
2120 (common_handle_options): Add code to handle --help=. Adapt code
2121 for --help and --target-help to use the revised form of the
2122 print_specific_help function.
2123 (print_help): Delete.
2124 (print_param_help): Delete.
2125 (print_switch): Delete.
2126 * opts.h (cl_lang_count): Add prototype.
2127 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
2128 CL_MAX_OPTION_CLASS): New defines.
2129 * optc-gen.awk: Add construction of cl_lang_count.
2130 * c.opt: Add Warning attribute to warning options and Optimization
2131 attribute to optimization options.
2132 * common.opt: Likewise.
2134 Add -fhelp and -ftarget-help as aliases for the transformed --help
2135 and --target-help options.
2136 * opt-functions.awk: Add code to handle Warning and Optimization
2139 2007-02-12 Richard Henderson <rth@redhat.com>
2141 * config/alpha/constraints.md: New file.
2142 * config/alpha/alpha.c: Include tm-constrs.h.
2143 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
2144 alpha_extra_constraint): Remove.
2145 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
2146 * config/alpha/alpha-protos.h: Update.
2147 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
2148 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
2149 (EXTRA_CONSTRAINT): Remove.
2150 * config/alpha/alpha.md: Include constraints.md.
2151 (adddi splitter): Use satisfies_constraint_*.
2152 * config/alpha/predicates.md (add_operand): Likewise.
2153 (sext_add_operand, addition_operation): Likewise.
2155 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
2157 PR tree-optimization/29145
2158 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
2159 in our handling of restrict qualified pointers.
2161 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2164 * doc/invoke.texi (Wunused-value): Update description.
2165 (Wextra): Delete item.
2166 * opts.c (set_Wextra): Don't use the value of Wextra to set the
2167 value of Wunused-value.
2168 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
2169 (c_finish_stmt_expr): Don't check extra_warnings.
2170 (emit_side_effect_warnings): The caller is responsible to check
2173 2007-02-11 Roger Sayle <roger@eyesopen.com>
2174 Matt Thomas <matt@3am-software.com>
2176 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
2178 2007-02-11 Roger Sayle <roger@eyesopen.com>
2180 * simplify-rtx.c (simplify_relational_operation_1): Optimize
2181 comparisons of POPCOUNT against zero.
2182 (simplify_const_relational_operation): Likewise.
2184 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2186 * doc/invoke.texi (Wextra): Delete outdated paragraph.
2188 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2190 * dwarf2out.c (root_type): Delete unused function.
2192 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2194 * genattrtab.c (contained_in_p): Delete unused function.
2195 (write_expr_attr_cache): Likewise.
2197 2007-02-11 Jan Hubicka <jh@suse.cz>
2199 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
2202 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
2204 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
2205 to add the REG_EQ* note.
2206 * see.c (see_merge_one_use_extension): Likewise.
2207 * local-alloc.c (update_equiv_regs): Likewise. Also don't
2208 turn REG_EQUAL notes into REG_EQUIV notes if the target
2209 register may have more than one set.
2210 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
2211 * gcse.c (try_replace_reg): Likewise.
2212 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
2213 * calls.c (fixup_tail_calls): Likewise. Abort if there is
2214 more than one REG_EQUIV note.
2215 * reload1.c (gen_reload): Use set_unique_reg_note.
2217 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
2219 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
2220 (ix86_builtin_conversion): New function.
2222 2007-02-06 Mark Mitchell <mark@codesourcery.com>
2225 * tree.h (DECL_REPLACEABLE_P): New macro.
2226 * except.c (set_nothrow_function_flags): Likewise.
2228 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
2229 Ira Rosen <irar@il.ibm.com>
2230 Dorit Nuzman <dorit@il.ibm.com>
2232 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
2233 * targhooks.c (default_builtin_vectorized_conversion): New.
2234 * targhooks.h (default_builtin_vectorized_function): New declaration.
2235 * target.h (struct vectorize): Add builtin_conversion field.
2236 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
2237 stmt_vec_info_type value.
2238 (vectorizable_conversion): New declaration.
2239 * tree-vect-analyze.c (vect_analyze_operations): Add
2240 vectorizable_conversion call.
2241 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
2242 * tree-vect-transform.c (vectorizable_conversion): New function.
2243 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
2244 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
2246 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
2247 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
2248 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
2249 or ALTIVEC_BUILTIN_VCFSX.
2251 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2254 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
2255 CONST_DOUBLE and operand 0 is a hard register.
2256 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
2257 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
2258 is a hard floating-point register.
2260 2007-02-10 Richard Henderson <rth@redhat.com>
2261 Jakub Jelinek <jakub@redhat.com>
2262 Alexandre Oliva <aoliva@redhat.com>
2264 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
2265 * builtin-types.def (BT_WORD): Make unsigned.
2266 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
2267 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
2268 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
2269 * c-decl.c (grokdeclarator): Don't error if !have_tls.
2270 * c-parser.c (c_parser_omp_threadprivate): Likewise.
2271 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
2273 * expr.c (emutls_var_address): New.
2274 (expand_expr_real_1): Expand emulated tls.
2275 (expand_expr_addr_expr_1): Likewise.
2276 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
2277 * output.h (emutls_finish): Declare.
2278 * toplev.c (compile_file): Call it.
2279 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
2280 address before wrapping in CONST.
2281 * varasm.c (emutls_htab, emutls_object_type): New.
2282 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
2283 (get_emutls_object_name, get_emutls_object_type): New.
2284 (get_emutls_init_templ_addr, emutls_decl): New.
2285 (emutls_common_1, emutls_finish): New.
2286 (assemble_variable): When emulating tls, swap decls; generate
2287 constructor for the emutls objects.
2288 (do_assemble_alias): When emulating tls, swap decl and target name.
2289 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
2291 * varpool.c (decide_is_variable_needed): Look at force_output.
2292 Recurse for emulated tls.
2293 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
2294 with decide_is_variable_needed.
2295 * emutls.c: New file.
2296 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
2297 tls_object for real tls.
2299 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2301 PR rtl-optimization/29599
2302 * reload1.c (eliminate_regs_in_insn): Take the destination
2303 mode into account when computing the offset.
2305 2007-02-09 Stuart Hastings <stuart@apple.com>
2306 Richard Henderson <rth@redhat.com>
2308 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2309 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2310 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
2311 fixuns_truncdfhi2): New.
2312 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
2313 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
2314 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
2315 (floatunssidf2): Allow nonimmediate source.
2316 * gcc/config/i386/sse.md (movdi_to_sse): New.
2317 (vec_concatv2di): Drop '*'.
2318 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
2319 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2320 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
2322 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
2323 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2324 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
2325 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
2326 (ix86_build_signbit_mask): Fix decl of v, refactor to call
2327 ix86_build_const_vector.
2328 (x86_emit_floatuns): Rewrite.
2330 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2332 * genautomata.c (longest_path_length): Delete unused function.
2333 (struct state): Delete unused longest_path_length.
2334 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
2335 (get_free_state): Delete unused.
2337 2007-02-09 Jan Hubicka <jh@suse.cz>
2339 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
2340 * doc/invoke.texi (inline-unit-growth): Update default value.
2342 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
2343 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
2344 (rebuild_cgraph_edges): Likewise.
2345 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
2346 (dump_cgraph_node): Dump frequencies.
2347 (cgraph_clone_edge): Add frequency scales.
2348 (cgraph_clone_node): Add freuqnecy.
2349 * cgraph.h (cgraph_edge): Add freuqnecy argument.
2350 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
2351 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
2352 * tree-pass.h (TODO_rebuild_frequencies): New constant.
2353 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
2354 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
2355 (save_inline_function_body): Likewise.
2356 * ipa-inline.c: inluce rtl.h
2357 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
2358 (cgraph_edge_badness): Use frequencies.
2359 (cgraph_decide_recursive_inlining): Update clonning.
2360 (cgraph_decide_inlining_of_small_function): Dump frequency.
2361 * predict.c (estimate_bb_frequencies): Export.
2362 * predict.h (estimate_bb_frequencies): Declare.
2363 * tree-inline.c (copy_bb): Watch overflows.
2364 (expand_call_inline): Update call of cgraph_create_edge.
2365 (optimize_inline_calls): Use TODO flags to update frequnecies.
2366 * passes.h: Include predict.h
2367 (init_optimization_passes): Move profile ahead.
2368 (execute_function_todo): Handle TODO_rebuild_frequencies.
2370 2007-02-09 Roger Sayle <roger@eyesopen.com>
2372 * config/alpha/alpha.c (emit_insxl): Force the first operand of
2373 the insbl or inswl pattern into a register.
2375 2007-02-09 Roger Sayle <roger@eyesopen.com>
2377 * config/ia64/ia64.md (bswapdi2): New define_insn.
2379 2007-02-09 Richard Henderson <rth@redhat.com>
2381 * config/i386/constraints.md (Ym): New constraint.
2382 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
2383 (movdi_1_rex64): Split sse and xmm general register moves from
2384 memory move alternatives. Use conditional register constraints.
2385 (movsf_1, movdf_integer): Likewise.
2386 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2387 (movdf_integer_rex64): New.
2388 (pushsf_rex64): Fix output constraints.
2389 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
2390 (sse2_stored): Likewise.
2391 (sse2_storeq_rex64): New.
2392 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
2393 amd and not generic.
2394 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
2395 for optimize_size. Remove SF/DFmode hack.
2397 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2399 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
2402 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
2403 Richard Sandiford <richard@codesourcery.com>
2405 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
2406 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
2407 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
2408 m68k/t-mlib to tmake_file.
2409 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
2410 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
2411 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
2412 Allow it to be cf or m68k. Set m68k_arch_family. If that
2413 variable is not empty, add t-$m68k_arch_family to tmake_file.
2414 Add t-mlibs to tmake_file.
2415 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
2416 * config/m68k/t-cf: New file.
2417 * config/m68k/t-m68k: Likewise.
2418 * config/m68k/t-mlibs: Likewise.
2419 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2420 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2421 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2422 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2423 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2425 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2426 (INSTALL_LIBGCC): Delete.
2427 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2428 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2429 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2430 (M68K_MLIB_CPU): Define.
2431 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2432 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2433 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2435 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2436 Richard Guenther <rguenther@suse.de>
2439 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2440 against INT_MIN/INT_MAX.
2441 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2442 file if a loop is removed.
2444 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2446 * calls.c (store_one_arg): Pass correct alignment to
2447 emit_push_insn for non-BLKmode values.
2448 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2449 unaligned stack slot via a suitably aligned slot.
2451 2007-02-08 DJ Delorie <dj@redhat.com>
2453 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2455 (legal_subregs): Use unsigned char, make const.
2456 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2458 2007-02-08 Paul Brook <paul@codesourcery.com>
2460 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2461 special interworking needed.
2463 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2465 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2466 conditional to __SSE2__.
2467 (Entries below should have been added to first ChangeLog
2468 entry for amdfam10 dated 2007-02-05)
2469 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2471 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2473 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2476 2007-02-08 DJ Delorie <dj@redhat.com>
2478 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2479 * config/m32c/m32c.c (legal_subregs): New.
2480 (m32c_illegal_subreg_p): New.
2481 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2482 unsupported subregs of hard regs.
2484 2007-02-08 Jan Hubicka <jh@suse.cz>
2486 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2487 the same one; always update histograms.
2489 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2491 * passes.c (init_optimization_passes): Tidy comment.
2493 2007-02-08 Roger Sayle <roger@eyesopen.com>
2495 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2496 strip zero_extend, bswap and rotates from POCOUNT's argument.
2497 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2498 zero_extend and rotates from PARITY's argument.
2499 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2500 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2501 of an integer constant at compile-time.
2503 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2506 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2508 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2511 * tree-ssa-live.c (remove_unused_locals): Do not remove
2512 TREE_ADDRESSABLE variables.
2513 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2514 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2515 FOR_CLOBBER. Update all users.
2516 If VAR has an associated alias set, add a virtual operand for
2517 it if no alias is found to conflict with the memory reference.
2519 2007-02-07 Jan Hubicka <jh@suse.cz>
2520 Robert Kidd <rkidd@crhc.uiuc.edu>
2522 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2524 2007-02-07 Ian Lance Taylor <iant@google.com>
2526 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2528 2007-02-07 Roger Sayle <roger@eyesopen.com>
2530 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2531 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2532 tablejumpdi, movsi_to_cr_one): Remove constraints from
2533 define_expand's match_operands.
2535 2007-02-07 Roger Sayle <roger@eyesopen.com>
2537 * global.c (compute_regsets): Move declatation of "i" inside of
2538 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2540 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2543 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2544 of INDIRECT_REF <RESULT_DECL>.
2546 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2548 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2549 Kaz Kojima <kkojima@gcc.gnu.org>
2552 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2554 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2556 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2558 * doc/loop.texi: Document possibility not to perform disambiguation
2559 of loops with multiple latches.
2560 * cfgloopmanip.c (alp_enum_p): Removed.
2561 (add_loop): Handle subloops. Use get_loop_body_with_size.
2562 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2563 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2564 the new forwarder block.
2565 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2566 Handle the case latch is NULL.
2567 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2568 when marking loop exits.
2569 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2571 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2572 disambiguate_loops_with_multiple_latches.
2573 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2574 before fix_loop_structure.
2575 * cfgloop.c: Include pointer-set.h and output.h.
2576 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2577 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2578 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2579 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2580 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2581 disambiguate_multiple_latches, get_loop_body_with_size,
2582 disambiguate_loops_with_multiple_latches): New functions.
2583 (flow_loop_dump): Dump multiple latch edges.
2584 (flow_loop_nodes_find): Handle loops with multiple latches.
2585 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2586 (glb_enum_p): Modified.
2587 (get_loop_body): Use get_loop_body_with_size.
2588 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2589 (AVOID_CFG_MODIFICATIONS): New constant.
2590 (disambiguate_loops_with_multiple_latches, add_loop,
2591 get_loop_body_with_size): Declare.
2592 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2594 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2597 * global.c (compute_regsets): New function.
2598 (global_alloc): Refactored ELIMINABLE_REGSET
2599 and NO_GLOBAL_ALLOC_REGS computation out.
2600 (rest_of_handle_global_alloc): Call compute_regsets()
2601 for non-optimizing case.
2603 2007-02-06 Richard Henderson <rth@redhat.com>
2605 * config/i386/constraints.md (Y2): Rename from Y.
2606 (Yi): New constraint.
2607 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2608 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2609 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2610 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2611 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2612 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2613 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2614 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2615 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2616 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2617 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2618 vec_extractv2si_1): Change Y constraints to Y2.
2619 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2620 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2621 Change Y constraints to Y2.
2622 (sse2_loadld): Change Y constraints to x.
2624 2007-02-06 Roger Sayle <roger@eyesopen.com>
2626 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2627 (parity<mode>2): New define_expand using rs6000_emit_parity.
2628 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2629 rs6000_emit_parity): New functions.
2630 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2631 rs6000_emit_parity): Prototype here.
2633 2007-02-06 Ian Lance Taylor <iant@google.com>
2635 * lower-subreg.c (simple_move_operand): Reject CONST.
2636 (resolve_clobber): Call validate_change rather than directly
2637 assigning to XEXP (pat, 0).
2639 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2641 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2642 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2643 (tree-cfg.o): Remove hashtab.h dependency.
2645 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2646 (struct ivopts_data): Change niters to pointer_map_t.
2647 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2648 (niter_for_exit): Create pointer_map on demand. Change for
2650 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2651 (free_loop_data): Destroy data->niters if created and reset field.
2652 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2653 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2655 * tree-ssa-reassoc.c: Include pointer-set.h.
2656 (bb_rank): Change to long *.
2657 (operand_rank): Change to pointer_map_t.
2658 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2659 (insert_operand_rank): Accept long.
2660 (operand_entry_hash, operand_entry_eq): Remove.
2661 (get_rank): Return long. Adjust for changes above.
2662 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2664 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2666 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2667 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2668 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2670 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2671 directly since it cannot be NULL.
2672 (get_vi_for_tree): Rewrite for pointer_map API.
2673 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2674 (init_alias_vars): Create vi_for_tree as pointer_map.
2675 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2677 * tree-cfg.c: Don't include hashtab.h.
2678 (edge_to_cases): Declare as pointer_map.
2679 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2681 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2682 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2683 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2685 (record_switch_edge): Delete.
2686 (get_cases_for_edge): Adjust for pointer_map API, inline
2687 record_switch_edge (rewritten for new API), remove goto.
2689 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2691 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2692 * tree-nested.c: Include pointer-set.h.
2693 (var_map_elt, var_map_eq, var_map_hash): Delete.
2694 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2696 (nesting_info_bitmap_obstack): New.
2697 (lookup_field_for_decl): Adjust for pointer_map API.
2698 (lookup_tramp_for_decl): Adjust for pointer_map API.
2699 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2700 (get_local_debug_decl): Adjust for pointer_map API.
2701 (convert_nl_goto_reference): Adjust for pointer_map API.
2702 (convert_nl_goto_receiver): Adjust for pointer_map API.
2703 (create_nesting_tree): Create outside GGC space. Create bitmap on
2704 the new obstack. Create field_map and var_map as pointer_maps.
2705 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2707 (lower_nested_functions): Move root here, no need to NULL it.
2708 Initialize and release the obstack.
2710 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2712 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2713 Remove prototypes and make them non-static.
2714 (struct tree_int_map): Remove.
2715 * tree.h (struct tree_int_map): Move here, turning TO into an
2717 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2719 * tree.h (TREE_COMPLEXITY): Remove.
2720 (struct tree_exp): Remove complexity field.
2721 * tree.c (build1_stat): Don't set it.
2723 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2724 Victor Kaplansky <victork@il.ibm.com>
2726 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2727 (vect_is_simple_reduction): Support reduction with induction as
2728 one of the operands.
2729 (vect_is_simple_iv_evolution): Fix formatting.
2730 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2731 formatting. Don't mark induction phis for vectorization.
2732 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2733 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2734 (vect_get_vec_def_for_operand): Support induction.
2735 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2737 (vectorizable_reduction): Support reduction with induction as one of
2739 (vectorizable_type_demotion): Use def-type of stmt argument rather
2740 than dummy def-type.
2742 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2743 flag_tree_scev_cprop.
2744 * common.opt (tree-scev-cprop): New flag.
2746 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2747 call to vect_get_new_vect_var.
2749 2007-02-06 Ira Rosen <irar@il.ibm.com>
2751 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2752 vectype is not NULL.
2753 (vect_pattern_recog_1): Likewise.
2755 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2757 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2758 (fold_negate_expr): Likewise.
2760 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2763 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2764 even if cv-qualification is the same.
2766 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2768 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2769 __enable_execute_stack on completion.
2771 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2773 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2774 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2775 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2776 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2777 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2778 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2779 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2780 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2782 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2784 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2785 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2786 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2787 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2788 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2789 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2790 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2791 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2792 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2793 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2794 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2795 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2796 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2797 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2798 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2799 sqrtextenddfxf2_i387): Added amdfam10_decode.
2801 * config/i386/athlon.md (athlon_idirect_amdfam10,
2802 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2803 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2804 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2805 athlon_ivector_store_amdfam10): New define_insn_reservation.
2806 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2809 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2811 * config/i386/athlon.md (athlon_call_amdfam10,
2812 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2813 define_insn_reservation.
2814 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2815 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2816 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2818 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2820 * config/i386/athlon.md (athlon_sseld_amdfam10,
2821 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2822 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2824 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2826 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2827 define_insn_reservation.
2828 * config/i386/i386.md (sseins): Added sseins to define_attr type
2829 and define_attr unit.
2830 * config/i386/sse.md: Set type attribute to sseins for insertq
2833 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2835 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2836 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2837 ssecomi_load_amdfam10, ssecomi_amdfam10,
2838 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2839 define_insn_reservation.
2840 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2842 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2844 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2845 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2846 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2847 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2848 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2849 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2850 define_insn_reservation.
2852 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2853 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2854 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2855 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2856 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2858 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2860 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2861 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2862 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2863 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2864 athlon_ssemul_load_k8): Added amdfam10.
2866 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2868 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2869 (x86_sse_unaligned_move_optimal): New variable.
2871 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2873 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2874 for unaligned vector SSE double/single precision loads for AMDFAM10.
2876 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2878 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2879 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2880 Define TARGET_CPU_DEFAULT_amdfam10.
2881 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2882 (processor_type): Add PROCESSOR_AMDFAM10.
2884 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2885 processor_type in config/i386/i386.h.
2886 Enable imul peepholes for TARGET_AMDFAM10.
2888 * config.gcc: Add support for --with-cpu option for amdfam10.
2890 * config/i386/i386.c (amdfam10_cost): New variable.
2891 (m_AMDFAM10): New macro.
2892 (m_ATHLON_K8_AMDFAM10): New macro.
2893 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2894 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2895 x86_promote_QImode, x86_integer_DFmode_moves,
2896 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2897 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2898 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2899 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2900 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2901 Enable/disable for amdfam10.
2902 (override_options): Add amdfam10_cost to processor_target_table.
2903 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2904 processor_alias_table.
2905 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2906 (ix86_adjust_cost): Add code for amdfam10.
2908 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2910 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2911 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2912 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2913 * config/i386/i386.h: Add builtin definition for SSE4A.
2914 * config/i386/i386.md: Add support for ABM instructions
2916 * config/i386/sse.md: Add support for SSE4A instructions
2917 (movntss, movntsd, extrq, insertq).
2918 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2919 Add -march=amdfam10 flag.
2920 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2921 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2923 * doc/extend.texi: Add documentation for SSE4A builtins.
2925 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2927 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2929 2007-02-05 Richard Guenther <rguenther@suse.de>
2931 * tree-vectorizer.h (vectorizable_function): Add argument type
2932 argument, change return type.
2933 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2934 * tree-vect-transform.c (vectorizable_function): Handle extra
2935 argument, return vectorized function decl.
2936 (build_vectorized_function_call): Remove.
2937 (vectorizable_call): Handle calls with result and argument types
2938 differing. Handle loop vectorization factor correctly.
2939 * targhooks.c (default_builtin_vectorized_function): Adjust for
2941 * targhooks.h (default_builtin_vectorized_function): Likewise.
2942 * target.h (builtin_vectorized_function): Add argument type
2944 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2945 extra argument, allow vectorizing of lrintf.
2946 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2947 documentation of target hook.
2949 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2952 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2953 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2954 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2956 2007-02-05 Roger Sayle <roger@eyesopen.com>
2958 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2959 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2960 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2961 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2962 before canonicalizing sincos to cexpi.
2963 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2965 2007-02-05 Roger Sayle <roger@eyesopen.com>
2967 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2968 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2969 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2971 2007-02-05 Roger Sayle <roger@eyesopen.com>
2973 * mips-tfile.c (initialize_init_file): Correct endianness test.
2975 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2977 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2980 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2982 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2983 saves in a PARALLEL before the register assignments.
2985 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2987 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2988 DWARF_FRAME_RETURN_COLUMN to be a general register.
2989 * dwarf2out.c (init_return_column_size): New function, split from...
2990 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2991 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2992 to be nongeneral registers.
2993 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2995 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2996 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2998 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
3000 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
3002 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
3004 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
3005 (remove_path): Use can_remove_branch_p and remove_branch instead
3006 of loop_delete_branch_edge.
3007 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
3008 (tree_transform_and_unroll_loop): Remove dead branches immediately.
3009 Update profile using scale_dominated_blocks_in_loop.
3010 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
3011 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
3012 (can_remove_branch_p, remove_branch): Declare.
3013 * tree-cfg.c (tree_can_remove_branch_p): New function.
3014 (tree_cfg_hooks): Add tree_can_remove_branch_p.
3015 * cfgrtl.c (rtl_can_remove_branch_p): New function.
3016 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
3018 2007-02-05 Jan Hubicka <jh@suse.cz>
3021 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
3022 nodes in cgraph, don't remove offline copy of the function.
3024 2007-02-04 Jan Hubicka <jh@suse.cz>
3026 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
3027 vectors might cause maybe_lookup_element_for_expr to be called
3028 on non-sra-candidate.
3030 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3032 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
3033 config/bfin/bfin.md, config/bfin/predicates.md: Follow
3034 spelling conventions.
3036 2007-02-04 Richard Guenther <rguenther@suse.de>
3039 * fold-const.c (try_move_mult_to_index): Make sure to not
3040 overflow one dimension of a multi-dimensional array access.
3042 2007-02-04 Jan Hubicka <jh@suse.cz>
3044 * passes.c (init_optimization_passes): Reindent.
3046 2007-02-04 Jan Hubicka <jh@suse.cz>
3047 Eric Botcazou <ebotcazou@adacore.com>
3049 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
3050 (execute_fixup_cfg): Break out the abnormal goto code.
3051 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
3052 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
3053 (optimize_inline_calls): Call make_nonlocal_label_edges.
3055 2007-02-04 Jan Hubicka <jh@suse.cz>
3057 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
3058 true when something was changed.
3059 (rename_ssa_copies): When something was changed, do
3060 TODO_remove_unused_locals.
3061 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
3062 add TODO_remove_unused_locals when instruction was removed.
3064 2007-02-04 Jan Hubicka <jh@suse.cz>
3066 * ipa-inline.c (try_inline): Improve debug output; work on already
3068 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
3069 call try_inline for already inlined edges too when flattening;
3070 inline also functions that make callee growth but overall unit size
3073 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3075 * config/m32c/bitops.md, config/m32c/jump.md,
3076 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
3077 config/m32r/m32r.h, config/m32r/m32r.md,
3078 config/m32r/predicates.md, config/m68hc11/larith.asm,
3079 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
3080 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
3081 config/mips/mips-protos.h, config/mips/mips.c,
3082 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
3083 config/mn10300/mn10300.h, config/mn10300/predicates.md,
3084 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
3085 spelling conventions.
3087 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
3088 Follow spelling conventions.
3090 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
3092 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
3093 warn about C++0x compatibility.
3095 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
3097 * config/h8300/h8300.c, config/h8300/h8300.h,
3098 config/h8300/h8300.md: Follow spelling conventions.
3100 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
3103 * combine.c (try_combine): Do not substitute source operand
3104 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
3106 2007-02-03 Jan Hubicka <jh@suse.cz>
3108 PR gcov-profile/30650
3109 * value-prof.c (stringop_block_profile): Fix handling of size counter;
3110 do not divide by zero for never executed counters.
3111 (tree_find_values_to_profile): Fix counters.
3112 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
3114 2007-02-03 Ian Lance Taylor <iant@google.com>
3116 * lower-subreg.c (simple_move_operand): New static function,
3117 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
3119 (simple_move): Call simple_move_operand.
3120 (find_decomposable_subregs): Add special handling of MEMs.
3121 (can_decompose_p): Rename from cannot_decompose_p. Reverse
3122 meaning of return value. If we see a hard register, test whether
3123 it can store a word_mode value. Change all callers.
3125 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3127 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
3128 ftrapv insns and expanders.
3129 (subdi3): Change define_expand operand 1 to arith11_operand, and
3130 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
3131 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
3132 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
3136 * varasm.c (notice_global_symbol): Treat global objects as weak when
3139 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3141 * emit-rtl.c (dconstpi): Delete.
3143 (init_emit_once): Delete dconstpi and init dconstsqrt2.
3144 * real.h (dconstpi): Delete.
3146 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
3147 (fold_builtin_hypot): Likewise.
3149 2007-02-03 Tom Tromey <tromey@redhat.com>
3152 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
3153 -gcoff3, -gxcoff3, -gvms3 implies -dD.
3155 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
3157 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
3158 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
3159 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
3160 config/rs6000/cell.md, config/rs6000/darwin.h,
3161 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
3162 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
3163 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
3164 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
3165 typos. Follow spelling conventions.
3166 * doc/invoke.texi: Follow spelling conventions.
3168 2007-02-03 Roger Sayle <roger@eyesopen.com>
3170 * simplify-rtx.c (simplify_relational_operation_1): Implement some
3171 canonicalization transformations that attempt to simplify integer
3172 constant comparisons to become comparisons against zero.
3174 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3176 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
3178 * fold-const.c (fold_binary): Fix comment typos. Fold complex
3179 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
3181 2007-02-02 Mike Stump <mrs@apple.com>
3183 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
3184 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
3185 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
3186 generate a branch island.
3188 2007-02-02 Bob Wilson <bob.wilson@acm.org>
3190 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
3191 (xtensa_legitimate_address_p): New.
3192 (xtensa_legitimize_address): New.
3193 (xtensa_output_addr_const_extra): New.
3194 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
3196 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
3197 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
3198 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
3199 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
3200 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
3201 (xtensa_legitimize_address): New.
3202 (xtensa_output_addr_const_extra): New.
3204 2007-02-02 Steve Ellcey <sje@cup.hp.com>
3206 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
3208 2007-02-02 Ian Lance Taylor <iant@google.com>
3210 * expmed.c (expand_divmod): Add comment.
3212 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
3214 * emit-rtl.c (renumber_insns): Remove.
3215 * flags.h: Remove the extern for flag_renumber_insns.
3216 * rtl.h: Remove the prototype for renumber_insns.
3217 * toplev.c (flag_renumber_insns): Remove.
3219 2007-02-02 Hui-May Chang <hm.chang@apple.com>
3221 Revert for x86 darwin:
3222 2005-06-19 Uros Bizjak <uros@kss-loka.si>
3224 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
3225 code before the following patch under TARGET_MACHO.
3226 (ix86_function_value_regno_p): Likewise.
3228 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3230 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
3233 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3236 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
3237 general or fp registers. Add comments.
3238 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
3240 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
3242 * pointer-set.c (insert_aux): Only return insertion slot.
3243 (pointer_set_insert): Adjust.
3244 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
3245 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
3246 pointer_map_traverse): New.
3247 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
3248 pointer_map_create, pointer_map_destroy, pointer_map_insert,
3249 pointer_map_contains, pointer_map_traverse): Declare.
3251 2007-02-02 Jakub Jelinek <jakub@redhat.com>
3254 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
3255 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
3257 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3259 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
3261 (struct _dep): New type.
3262 (dep_t): New typedef.
3263 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
3264 (DEP_STATUS): New access macro. The macro with the same name was
3265 renamed to DEP_LINK_STATUS.
3266 (dep_init): Declare function
3268 (struct _dep_link): New type.
3269 (dep_link_t): New typedef.
3270 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
3271 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
3272 (DEP_LINK_STATUS): New macro.
3273 (debug_dep_links): New debug function.
3275 (struct _deps_list): New type.
3276 (deps_list_t): New typedef.
3277 (DEPS_LIST_FIRST): New access macro.
3278 (FOR_EACH_DEP_LINK): New cycle macro.
3279 (create_deps_list, free_deps_list, delete_deps_list): Declare
3281 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3282 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3283 (copy_deps_list_change_con): Ditto.
3285 (move_dep_link): Declare function.
3287 (struct _dep_node): New type.
3288 (dep_node_t): New typedef.
3289 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
3291 (struct haifa_insn_data.back_deps): New field to hold backward
3292 dependencies of the insn.
3293 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
3295 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
3296 Change its type to deps_list_t.
3297 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
3298 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
3299 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
3301 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
3303 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
3305 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
3307 (dep_cost): Declare.
3309 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
3310 (ds_to_dk, dk_to_ds): New functions.
3312 (init_dep_1): New static function.
3313 (init_dep): New function.
3314 (copy_dep): New static function.
3316 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
3318 (detach_dep_link): New static function.
3319 (move_dep_link): New function.
3321 (dep_links_consistent_p, dump_dep_links): New static functions.
3322 (debug_dep_links): New debugging function.
3324 (deps_obstack, dl_obstack, dn_obstack): New static variables.
3326 (alloc_deps_list, init_deps_list): New static functions.
3327 (create_deps_list): New function.
3328 (clear_deps_list): New static function.
3329 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
3330 (deps_list_consistent_p, dump_deps_list): New static functions.
3331 (debug_deps_list): New function.
3332 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
3334 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
3336 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
3337 use new scheduler dependencies lists.
3338 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
3339 (sched_analyze): Ditto. Initialize dependencies lists.
3340 (add_forw_dep, compute_forward_dependences): Update to use new
3341 scheduler dependencies lists.
3343 (init_dependency_caches): Init deps_obstack.
3344 (free_dependency_caches): Free deps_obstack.
3346 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
3347 new scheduler dependencies lists.
3348 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
3349 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3351 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
3352 Update to use new scheduler dependencies lists.
3353 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
3354 (debug_dependencies): Ditto.
3355 (schedule_region): Update comments.
3357 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
3358 scheduler dependencies lists.
3359 (schedule_ebb): Update comments.
3361 * rtl.def (DEPS_LIST): Remove.
3363 * lists.c (unused_deps_list): Remove.
3364 (free_list): Update assertions.
3366 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
3367 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3369 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
3370 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3372 * haifa-sched.c (comments): Update.
3373 (insn_cost1): Remove. Inline the code into insn_cost ().
3374 (insn_cost): Update to use new scheduler dependencies lists. Move
3375 processing of the dependency cost to dep_cost ().
3376 (dep_cost): New function. Use it instead of insn_cost () when
3377 evaluating cost of the dependency. Use compatible interface to
3378 interact with the target.
3379 (priority): Update to use new scheduler dependencies lists.
3380 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
3381 with greater number of insns that depend on the insn.
3382 (schedule_insn): Update to use new scheduler dependencies lists. Add
3383 code to free backward dependencies lists. Inline and optimize code
3384 from resolve_dep () - see PR28071.
3385 (ok_for_early_queue_removal): Update to use new scheduler dependencies
3386 lists. Update call to targetm.sched.is_costly_dependence hook.
3388 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3389 scheduler dependencies lists.
3391 (resolve_dep): Remove. Move the logic to schedule_insn ().
3392 (init_h_i_d): Initialize dependencies lists.
3394 (process_insn_depend_be_in_spec): Rename to
3395 process_insn_forw_deps_be_in_spec. Update to use new scheduler
3397 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
3398 Update to use new scheduler dependencies lists.
3399 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
3401 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
3402 new scheduler dependencies lists.
3403 (build_intra_loop_deps): Ditto.
3405 * target.h (struct _dep): Declare to use in
3406 gcc_target.sched.is_costly_dependence.
3407 (struct gcc_target.sched.adjust_cost): Fix typo.
3408 (struct gcc_target.sched.is_costly_dependence): Change signature to use
3409 single dep_t parameter instead of an equivalent triad.
3410 (struct gcc_target.sched.adjust_cost_2): Remove.
3412 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
3414 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
3416 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
3418 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3420 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3421 (REG_DEP_TRUE): Document.
3423 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3424 Change signature to correspond to the targetm.sched.adjust_cost hook.
3425 Update use in TARGET_SCHED_ADJUST_COST_2.
3426 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3427 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3428 new scheduler dependencies lists.
3429 (ia64_gen_check): Ditto.
3431 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3434 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3435 signature to correspond to the targetm.sched.is_costly_dependence hook.
3436 (is_costly_group): Update to use new scheduler dependencies lists.
3438 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3439 instead of INSN_COST () macro.
3441 2007-02-01 Ian Lance Taylor <iant@google.com>
3443 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3445 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3447 * pa.md (tp_load): Correct mfctl instruction syntax.
3449 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3451 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3452 altivec_padding_size calculation on AIX. Improve comment, add
3453 assert to verify that it's right.
3455 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3458 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3461 * global.c (global_alloc): Add mising initialization of
3464 2007-02-01 Roger Sayle <roger@eyesopen.com>
3466 * alias.c (init_alias_analysis): Correct whitespace.
3467 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3468 partition_hot_cold_basic_blocks): Likewise.
3469 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3470 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3471 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3472 fold_builtin_snprintf_chk, fold_builtin_printf,
3473 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3474 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3475 * cfgcleanup.c (cleanup_cfg): Likewise.
3476 * cfgexpand.c (tree_expand_cfg): Likewise.
3477 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3478 * function.c (get_next_funcdef_no): Likewise.
3479 * gengtype.c (main): Likewise.
3480 * genmodes.c (main): Likewise.
3481 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3482 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3483 * ifcvt.c (noce_emit_move_insn): Likewise.
3484 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3486 * stor-layout.c (get_best_mode): Likewise.
3487 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3488 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3489 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3490 perform_var_substitution, solve_graph): Likewise.
3491 * tree-vrp.c (vrp_finalize): Likewise.
3493 2007-02-01 Ian Lance Taylor <iant@google.com>
3495 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3496 high part of a paradoxical subreg, return a constant zero.
3498 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3500 * toplev.c (lang_dependent_init): Call init_set_costs.
3501 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3503 2007-02-01 Richard Guenther <rguenther@suse.de>
3506 * fold-const.c (fold_negate_expr): Allow negating a
3507 constant if overflow does not change.
3509 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3511 * doc/c-tree.texi (Expression trees): Improve markup.
3512 * doc/tm.texi (Register Classes, Addressing Modes)
3513 (Floating Point): Fix spacing after abbreviations. Fix some
3516 2007-02-01 Ben Elliston <bje@au.ibm.com>
3518 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3519 * doc/contrib.texi: Likewise.
3520 * doc/install.texi: Likewise.
3522 2007-01-31 Richard Henderson <rth@redhat.com>
3523 Ian Lance Taylor <iant@google.com>
3525 * lower-subreg.c: New file.
3526 * rtl.def (CONCATN): Define.
3527 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3529 * emit-rtl.c (update_reg_offset): New static function, broken out
3530 of gen_rtx_REG_offset.
3531 (gen_rtx_REG_offset): Call update_reg_offset.
3532 (gen_reg_rtx_offset): New function.
3533 * regclass.c: Revert patch of 2006-03-05, restoring
3535 (clear_reg_info_regno): New function.
3536 * dwarf2out.c (concatn_loc_descriptor): New static function.
3537 (loc_descriptor): Handle CONCATN.
3538 * common.opt (fsplit_wide_types): New option.
3539 * opts.c (decode_options): Set flag_split_wide_types when
3541 * timevar.def (TV_LOWER_SUBREG): Define.
3542 * rtl.h (gen_reg_rtx_offset): Declare.
3543 (reg_scan_update): Declare.
3544 * regs.h (clear_reg_info_regno): Declare.
3545 * tree-pass.h (pass_lower_subreg): Declare.
3546 (pass_lower_subreg2): Declare.
3547 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3548 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3550 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3551 * Makefile.in (OBJS-common): Add lower-subreg.o.
3552 (lower-subreg.o): New target.
3554 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3556 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3558 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3561 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3563 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3566 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3568 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3570 * cfgloop.h: Include vec-prim.h.
3571 (enum li_flags): Remove LI_ONLY_OLD.
3572 (loop_iterator): Changed.
3573 (fel_next, fel_init): Iterate over loop tree.
3574 (FOR_EACH_LOOP_BREAK): New macro.
3575 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3577 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3578 * modulo-sched.c (sms_schedule): Ditto.
3579 * tree-vectorizer.c (vectorize_loops): Ditto.
3580 * doc/loop.texi: Update information on loop numbering and behavior of
3581 FOR_EACH_LOOP wrto new loops.
3582 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3583 add_to_evolution_1): Test nestedness of loops instead of comparing
3585 * tree-chrec.c (chrec_fold_plus_poly_poly,
3586 chrec_fold_multiply_poly_poly, chrec_evaluate,
3587 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3588 reset_evolution_in_loop): Ditto.
3589 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3591 2007-01-31 Dirk Mueller <dmueller@suse.de>
3593 * c-common.c (warn_about_parentheses): Separate warning about
3594 un-parenthized sequence of comparison operators from the one
3595 which is supposed to warn about x <= y <= z.
3597 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3599 * optabs.h (enum optab_index): Add new OTI_isinf.
3600 (isinf_optab): Define corresponding macro.
3601 * optabs.c (init_optabs): Initialize isinf_optab.
3602 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3604 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3605 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3607 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3608 expand_builtin_interclass_mathfn.
3609 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3610 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3611 (fxam<mode>2_i387): New insn pattern.
3612 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3613 built-in functions as x87 inline asm.
3615 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3617 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3619 2007-01-30 Eric Christopher <echristo@apple.com>
3621 * config.gcc: Add geode.
3623 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3625 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3626 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3627 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3628 value-prof.c: Fix comment typos.
3630 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3633 * doc/invoke.texi (Wpointer-arith): Document warning.
3635 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3637 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3638 the list of discrepancies from the draft TR.
3640 2007-01-30 Dirk Mueller <dmueller@suse.de>
3643 * doc/invoke.texi (-Wreturn-type): Update description to
3646 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3648 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3650 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3652 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3653 to handle optabs that operate on floating point input argument and
3654 output to integer output.
3655 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3656 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3657 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3658 expand_builtin_interclass_mathfn ().
3659 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3661 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3662 ilogbl built-in functions as x87 intrinsics.
3664 2007-01-30 Richard Guenther <rguenther@suse.de>
3667 * dwarf2out.c (reference_to_unused): Query varpool if the
3668 variable was output.
3670 2007-01-30 Richard Guenther <rguenther@suse.de>
3673 * passes.c (execute_one_pass): Reset in_gimple_form to not
3674 confuse non-unit-at-a-time mode.
3676 2007-01-29 Roger Sayle <roger@eyesopen.com>
3677 Richard Guenther <rguenther@suse.de>
3679 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3680 avoid undefined behaviour on overflow. Use force_fit_type_double
3681 to construct the constant with the specified TREE_OVERFLOW.
3683 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3685 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3686 * config/dfp-bit.h: Ditto.
3688 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3690 * c-decl.c (pop_scope): Replace warnings with call to
3691 warn_for_unused_label.
3692 * c-common.h (warn_for_unused_label): Declare.
3693 * c-common.c (warn_for_unused_label): Define.
3695 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3697 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3700 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3702 * Makefile.in (USER_H): Remove decfloat.h.
3703 * ginclude/decfloat.h: Delete, moving contents to ...
3704 * ginclude/float.h: Add support for decimal floating point,
3705 guarded by __STDC_WANT_DEC_FP__.
3707 2007-01-29 Mike Stump <mrs@apple.com>
3709 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3710 Analysis and Representation to resolve case insensitive conflict.
3711 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3713 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3715 * tree.h (struct tree_memory_tag): Add aliases member.
3716 (MTAG_ALIASES): New macro.
3717 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3718 (add_may_alias): Remove pointer-set. Update for may_aliases being
3720 (mark_aliases_call_clobbered): Update for may_aliases being a
3722 (compute_tag_properties): Ditto.
3723 (create_partition_for): Ditto.
3724 (compute_memory_partitions): Ditto.
3725 (dump_may_aliases_for): Ditto.
3726 (is_aliased_with): Ditto.
3727 (add_may_alias_for_new_tag): Ditto.
3728 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3729 (compute_is_aliased): New function.
3730 (compute_may_aliases): Call compute_is_aliased).
3731 (init_alias_info): Initialize alias_bitmap_obstack.
3732 (union_alias_set_into): New function.
3733 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3734 (have_common_aliases_p): Rewrite to take two bitmaps and use
3736 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3738 (finalize_ref_all_pointers): Update for add_may_alias changes.
3739 (new_type_alias): Ditto.
3740 * tree-flow-inline.h (may_aliases): Return a bitmap.
3741 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3742 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3743 may_aliases being a bitmap.
3744 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3745 may_aliases now returns a bitmap.
3746 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3748 * tree-ssa-operands.c (add_virtual_operand): Update for
3749 may_aliases being a bitmap.
3751 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3753 PR tree-optimization/30630
3754 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3755 variable as changed.
3757 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3760 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3761 expanded only once even if an error occurs.
3763 2007-01-29 Ben Elliston <bje@au.ibm.com>
3765 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3766 (__gcov_average_profiler): Likewise.
3767 (__gcov_ior_profiler): Likewise.
3768 (__gcov_merge_ior): Likewise.
3770 2007-01-28 Jan Hubicka <jh@suse.cz>
3772 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3773 * value-prof.c (stringop_block_profile): Likewise.
3775 2007-01-28 Jan Hubicka <jh@suse.cz>
3777 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3778 variant handling histograms; add wrapper.
3779 (clear_storage_via_libcall): Export.
3780 (emit_block_move_hints): Break out from ...; add histograms.
3781 (emit_block_move): ... this one.
3782 (clear_storage_hints): Break out from ...; add histograms.
3783 (clear_storage): ... this one.
3784 (set_storage_via_memset): Handle histogram.
3785 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3786 (clear_storage_hints, clear_storage_via_libcall): Declare.
3787 (set_storage_via_setmem): Update prototype.
3788 * doc/md.texi (movmem, setmem): Document new arguments.
3790 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3792 (stringop_block_profile): New global function.
3793 (tree_stringops_values_to_profile): Profile block size and alignment.
3794 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3796 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3797 (stringop_block_profile): Declare.
3798 * builtins.c: Include value-prof.h.
3799 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3800 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3801 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3802 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3803 * profile.c (instrument_values): Add new counters.
3804 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3806 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3807 (tree_init_edge_profiler): Build new profilers.
3808 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3809 (pass_tree_profile): Add dump.
3810 (tree_profile_hooks): Update.
3811 * Makefile.in (LIBGCOV): Add new constants.
3812 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3813 __gcov_ior_profiler): New.
3814 * i386.md (movmem/setmem expanders): Add new optional arguments.
3816 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3818 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3820 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3822 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3823 (tree_unswitch_single_loop): Pass eni_size_weights to
3824 tree_num_loop_insns.
3825 * tree-ssa-loop-manip.c: Include tree-inline.h.
3826 (can_unroll_loop_p): Pass eni_size_weights to
3827 tree_num_loop_insns.
3828 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3829 Pass eni_size_weights to estimate_num_insns.
3830 * tree.h (init_inline_once): Export.
3831 * toplev.c (backend_init): Call init_inline_once.
3832 * cgraphunit.c (cgraph_process_new_functions,
3833 cgraph_analyze_function): Pass eni_inlining_weights to
3835 * ipa-inline.c (compute_inline_parameters): Ditto.
3836 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3837 to estimate_num_insns.
3838 (try_unroll_loop_completely): Pass eni_size_weights to
3839 tree_num_loop_insns.
3840 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3841 ot estimate_num_insns.
3842 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3843 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3844 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3845 eni_time_weights): New variables.
3846 (init_inline_once): Initialize them.
3847 (struct eni_data): Mew.
3848 (estimate_num_insns_1, estimate_num_insns): Use weights.
3849 * tree-inline.h (struct eni_weights_d): New.
3850 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3851 (estimate_num_insns): Declaration changed.
3852 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3853 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3854 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3856 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3858 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3859 relations in the conflict function is valid.
3861 2007-01-27 Ian Lance Taylor <iant@google.com>
3863 * common.opt: Add fstrict-overflow.
3864 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3865 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3866 (TYPE_OVERFLOW_UNDEFINED): Define.
3867 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3869 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3870 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3871 (fold_negate_expr): Likewise.
3872 (make_range): Likewise.
3873 (extract_muldiv_1): Likewise.
3874 (maybe_canonicalize_comparison): Likewise.
3875 (fold_comparison): Likewise.
3876 (fold_binary): Likewise.
3877 (tree_expr_nonnegative_p): Likewise.
3878 (tree_expr_nonzero_p): Likewise.
3879 * tree-vrp.c (compare_values): Likewise.
3880 (extract_range_from_binary_expr): Likewise.
3881 (extract_range_from_unary_expr): Likewise.
3882 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3884 (nowrap_type_p): Likewise.
3885 * tree-scalar-evolution.c (simple_iv): Likewise.
3886 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3887 (build_range_check): Likewise.
3888 (extract_muldiv_1): Likewise.
3889 (fold_comparison): Likewise.
3890 * tree-vrp.c (vrp_int_const_binop): Likewise.
3891 (extract_range_from_unary_expr): Likewise.
3892 * convert.c (convert_to_integer): Likewise.
3893 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3894 (fold_comparison): Likewise.
3895 (fold_binary): Likewise.
3896 * optabs.c (optab_for_tree_code): Likewise.
3897 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3898 * simplify-rtx.c (simplify_const_relational_operation): Check
3899 flag_strict_overflow and flag_trapv.
3900 (simplify_const_relational_operation): Likewise.
3901 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3902 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3905 2007-01-27 Roger Sayle <roger@eyesopen.com>
3907 * tree.c (tree_fold_gcd): Delete.
3908 * tree.h (tree_fold_gcd): Remove prototype.
3909 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3910 test whether one constant integer is a multiple of another. Instead
3911 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3912 * fold-const.c (multiple_of_p): We've determined both TOP and
3913 BOTTOM are integer constants so we can call int_const_binop directly
3914 instead of the more generic const_binop.
3916 2007-01-27 Roger Sayle <roger@eyesopen.com>
3918 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3919 1*X check that the constant hasn't overflowed, to preserve the
3921 (round_up): Provide an efficient implementation when rouding-up an
3922 INTEGER_CST to a power-of-two.
3924 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3926 * doc/sourcebuild.texi: Add comma for clarity.
3927 * doc/extend.texi: Fix some typos.
3928 * doc/passes.texi: Likewise.
3929 * doc/cppinternals.texi: Likewise.
3930 * doc/c-tree.texi: Likewise.
3931 * doc/tree-ssa.texi: Likewise.
3932 * doc/install.texi: Likewise.
3934 2007-01-27 Jan Hubicka <jh@suse.cz>
3936 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3937 (pass_sra): Do not require alias information.
3938 * passes.c (init_optimization_passes): Add SRA
3940 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3942 * tracer.c (rest_of_handle_tracer): We already cleaned
3943 up the CFG in tracer() so don't do it here again.
3944 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3945 cleanup_cfg here, either. And don't call renumber_insns.
3947 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3948 and BB_HEAD are in the insn stream here. Instead make sure
3949 that BB_INSN is valid on all insns. Also, do check here that
3950 there are no pending branch predictions...
3951 (rtl_verify_flow_info): ...instead of doing it here. Checks
3952 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3955 2007-01-26 Roger Sayle <roger@eyesopen.com>
3957 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3958 function to simplify/factorize operand order canonicalization.
3959 (ix86_fixup_binary_operands): Reorganize using the above function.
3960 (ix86_binary_operator_ok): Likewise.
3962 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3964 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3965 file scope from optimize_attrs.
3966 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3968 (optimize_attrs): Clear insn_code_values after freeing it.
3970 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3972 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3973 a parts.base assignment.
3975 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3977 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3978 (compute_subscript_distance, initialize_data_dependence_relation,
3979 finalize_ddr_dependent, analyze_ziv_subscript,
3980 analyze_siv_subscript_cst_affine,
3981 compute_overlap_steps_for_affine_univar,
3982 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3983 analyze_siv_subscript, analyze_miv_subscript,
3984 analyze_overlapping_iterations, subscript_dependence_tester_1,
3985 compute_self_dependence, free_dependence_relation): Work
3986 with affine_fn instead of chrecs.
3987 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3988 common_affine_function, affine_function_base,
3989 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3990 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3991 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3992 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3993 (all_chrecs_equal_p): Removed.
3994 * tree-data-ref.h (affine_fn, conflict_function): New types.
3995 (struct subscript): Change type of conflicting_iterations_in_a
3996 and conflicting_iterations_in_b.
3998 2007-01-26 Steve Ellcey <sje@cup.hp.com>
4001 * config/pa/pa.h (TARGET_HPUX_11): New.
4002 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
4003 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
4005 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
4006 Richard Guenther <rguenther@suse.de>
4008 * tree-ssa-structalias.c (solve_graph): Handle case
4009 we merged the variable to another.
4011 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4013 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
4016 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
4017 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
4019 2007-01-25 DJ Delorie <dj@redhat.com>
4021 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
4022 allow changes to modes which don't fit in those registers.
4024 * reload1.c (choose_reload_regs): Check for invalid subregs before
4025 computing their locations, not after.
4027 2007-01-25 Geoffrey Keating <geoffk@apple.com>
4030 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
4031 save Altivec registers in an eh_return function.
4032 (compute_vrsave_mask): Likewise.
4033 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
4034 for saving Altivec registers.
4035 (rs6000_emit_prologue): Don't allocate stack twice in
4036 eh_return function. Correct expected value of altivec_save_offset
4037 when using save_world. Describe save of R0 to stack when using
4038 save_world. Describe stack pointer adjustment when using
4039 save_world. Remove duplicated eh_return parameter register saving.
4040 Update sp_offset variable after save_world.
4041 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
4043 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
4044 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
4047 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4049 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
4051 2007-01-25 Steve Ellcey <sje@cup.hp.com>
4054 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
4055 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
4057 2007-01-25 Richard Guenther <rguenther@suse.de>
4059 * doc/invoke.texi (-Wcoverage-mismatch): Document.
4060 * common.opt (-Wcoverage-mismatch): New warning option.
4061 * coverage.c (get_coverage_counts): Ignore coverage mismatch
4062 if -Wcoverage-mismatch is given.
4064 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
4066 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
4067 (ipcp_driver): Change to static definition.
4068 Add dumping of the ifunctions.
4069 (constant_val_insert): Remove unused parameter. Support for SSA.
4070 (ipcp_propagate_const): Support for SSA.
4071 (ipcp_profile_bb_print): Print only analyzed nodes.
4072 (ipcp_replace_map_create): Remove support for Fortran constant
4074 * ipa-prop.c (ipa_method_modify_stmt,
4075 ipa_callsite_compute_param): Support for SSA.
4076 * ipa-prop.h (ipcp_driver): Remove declaration.
4077 (IS_VALID_TREE_MAP_INDEX): Add define.
4079 2007-01-24 Geoffrey Keating <geoffk@apple.com>
4081 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
4083 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4086 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
4087 constant argument to cabs and do it without checking for
4088 -funsafe-math-optimizations.
4090 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
4092 * c-common.h (RID_FIRST_CXX0X): New.
4093 (RID_LAST_CXX0X): New.
4094 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
4096 * c.opt (Wc++0x-compat): New.
4097 * doc/invoke.texi (-Wc++0x-compat): Document.
4099 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4101 * builtins.c (fold_builtin_carg): New.
4102 (fold_builtin_1): Use it.
4104 2007-01-24 Jan Hubicka <jh@suse.cz>
4106 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
4108 * ipa-inline.c (initial_insns, max_insns): Delete.
4109 (compute_max_insns): New function.
4110 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
4111 of insns as base for code growth.
4112 (cgraph_decide_inlining): Make initial_insns local; do not compute
4114 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
4115 * doc/invoke.texi (inline-unit-growth): Update docs.
4117 2007-01-24 Jakub Jelinek <jakub@redhat.com>
4119 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
4120 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
4121 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
4122 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
4123 for CPUs that have PTA_CX16 set.
4126 * gimplify.c (omp_check_private): New function.
4127 (gimplify_scan_omp_clauses): Use it for
4128 firstprivate/lastprivate/reduction.
4131 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
4132 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
4135 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
4136 If lower_lastprivate_clauses emits some statements, append them
4137 to dlist rather than body_p and to body_p append an initializer.
4138 (lower_omp_for): Adjust caller.
4140 2007-01-24 Steve Ellcey <sje@cup.hp.com>
4142 * target.h (globalize_decl_name): New.
4143 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4144 * output.h (default_globalize_decl_name): New.
4145 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
4147 (globalize_decl): Ditto.
4148 (default_globalize_decl_name): New.
4149 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
4150 (ia64_handle_version_id_attribute): New.
4151 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
4152 (ia64_asm_output_external): Use globalize_decl_name instead
4154 * doc/extend.texi (version_id): New pragma.
4155 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
4157 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4159 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
4160 _uleb128_t and _Unwind_SWord with _sleb128_t.
4161 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
4162 uw_frame_state_for, uw_update_context_1): Likewise.
4163 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
4164 * unwind-pe.h (read_uleb128, read_sleb128,
4165 read_encoded_value_with_base): Likewise.
4166 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
4168 2007-01-24 Richard Guenther <rguenther@suse.de>
4170 * builtins.c (expand_builtin_cexpi): Get the fndecl
4171 for cexp in the correct way.
4173 2007-01-24 Jan Hubicka <jh@suse.cz>
4175 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
4177 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
4179 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
4180 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
4181 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
4182 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
4183 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
4184 __SIZEOF_PTRDIFF_T__.
4185 * doc/cpp.texi: Documentation for the new builtin macros added.
4187 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
4189 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
4190 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
4191 instead of operands[2] to avoid access past the end of array.
4193 2007-01-24 Richard Sandiford <richard@codesourcery.com>
4195 * reload1.c (emit_reload_insns): Pass the reload register
4196 for a non-spill output reload through forget_old_reloads_1.
4198 2007-01-23 Joseph Myers <joseph@codesourcery.com>
4200 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
4201 _SOFT_DOUBLE if doubles use software floating-point.
4202 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
4203 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4204 * config/rs6000/darwin-ldouble.c: Also compile functions for
4205 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
4206 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
4207 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
4208 commented-out long double override.
4209 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
4210 * config/rs6000/eabispe.h: Likewise.
4211 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
4212 long double for non-SPE.
4213 (rs6000_handle_option): Likewise.
4214 (invalid_e500_subreg): Disallow more subregs involding DImode,
4215 DFmode, TImode or TFmode.
4216 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
4218 (legitimate_lo_sum_address_p): Also check for TFmode for E500
4220 (rs6000_legitimize_address): Also handle TFmode for E500 double.
4221 (rs6000_legitimize_reload_address): Also handle TFmode for E500
4223 (rs6000_legitimate_address): Also check for TFmode for E500
4225 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
4226 (spe_build_register_parallel): Handle TFmode and TCmode.
4227 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
4229 (function_arg): Handle TFmode and TCmode for E500 double.
4230 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
4232 (print_operand): Handle TFmode and TImode for %y.
4233 (rs6000_generate_compare): Handle TFmode comparisons for E500
4235 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
4236 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
4237 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
4238 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
4239 TFmode for E500 double.
4240 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
4241 (floatsidf2): Enable for E500 double.
4242 (movtf_softfloat): Use rs6000_nonimmediate_operand.
4243 (extenddftf2): Change to extenddftf2_fprs.
4244 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
4245 depending on TARGET_E500_DOUBLE.
4246 (extendsftf2): Enable for E500 double.
4247 (trunctfdf2): Enable for E500 double.
4248 (trunctfsf2): Change to trunctfsf2_fprs.
4249 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
4250 depending on TARGET_E500_DOUBLE.
4251 (floatsitf2): Enable for E500 double.
4252 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
4253 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
4254 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
4255 (negtf2): Change to negtf2_internal.
4256 (negtf2): New expander.
4257 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
4258 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
4259 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
4260 (movdi_internal32): Use rs6000_nonimmediate_operand.
4261 (unnamed splitter): Likewise.
4262 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
4263 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
4264 (SPE64TF, DITI): New mode macros.
4265 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
4268 (frob_<mode>_di_2): New.
4269 (frob_tf_di_8_2): New.
4270 (frob_di_df): Change to frob_di_<mode>; allow more modes.
4272 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
4274 (frob_ti_<mode>_8_2): New.
4275 (frob_ti_tf_2): New.
4276 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
4277 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
4279 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
4280 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
4281 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
4282 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
4283 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
4284 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
4287 2007-01-23 Ian Lance Taylor <iant@google.com>
4289 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
4291 (OBJS-archive): Reformat, alphabetize.
4292 (OBJS): Change out_object_file to OBJS-md.
4294 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
4296 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4297 JUMP_P and CALL_P predicates where applicable.
4298 * config/i386/i386.c: Ditto.
4299 * config/i386/i386.md: Ditto.
4300 * config/i386/mmx.md: Ditto.
4301 * config/i386/predicates.md: Ditto.
4303 2007-01-22 Andreas Schwab <schwab@suse.de>
4305 * config/m68k/m68k.h: Fix comment.
4307 2007-01-22 Jan Hubicka <jh@suse.cz>
4309 * passes.c (init_optimization_passes): Do not rerun
4310 pass_early_warn_uninitialized.
4312 2007-01-22 Richard Guenther <rguenther@suse.de>
4314 PR tree-optimization/30038
4315 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
4317 (execute_cse_sincos_1): Likewise.
4318 (execute_cse_sincos): Likewise.
4319 (gate_cse_sincos): Likewise.
4320 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
4321 the cexpi() canonicalization of sincos().
4322 * tree-pass.h (pass_cse_sincos): Declare.
4323 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
4325 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4327 PR rtl-optimization/29329
4328 * combine.c (replaced_rhs_insn): Rename to i2mod.
4329 (replaced_rhs_value): Rename to i2mod_new_rhs.
4330 (i2mod_old_rhs): New global variable.
4331 (combine_instructions): Adjust for above change. Save a copy of
4332 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
4333 note are substituted in the second instruction.
4334 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
4335 ditch the note if it pertains to the second eliminated register
4336 and this register is mentioned in i2mod_old_rhs.
4339 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4341 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
4342 the insn to which the note was originally attached.
4344 2007-01-21 Jan Hubicka <jh@suse.cz>
4346 * ipa-inline.c (inlining_mode): Comment, move up.
4347 (cgraph_decide_inlining_incrementally): Do not perform inlining
4348 itself; fix handling of flattening of self recursive functions.
4349 (cgraph_find_cycles): Remove.
4350 (cgraph_flatten_node): Remove.
4351 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
4352 (try_inline): New function.
4353 (cgraph_early_inlining): Update call of
4354 cgraph_decide_inlining_incrementally. Apply inlining here.
4355 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
4357 2007-01-21 Dirk Mueller <dmueller@suse.de>
4360 * tree-vrp.c (check_array_bounds): do not warn
4361 about ADDR_EXPR's of ARRAY_REF's which are immediately
4362 used in binary expressions.
4364 2007-01-21 Ira Rosen <irar@il.ibm.com>
4366 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
4367 read_write_dep and macros for its access.
4368 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4369 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
4370 argument, call vect_check_interleaving for every independent pair of
4371 data-refs. Mark loads that access the same memory location as a store
4373 (vect_check_dependences): Remove.
4374 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
4375 call, fix the call to vect_analyze_data_ref_dependence.
4376 (vect_analyze_data_ref_access): For statements that access the same
4377 data-ref, check that they are not stores; for loads, check that there
4378 is no store that access the same location.
4380 2007-01-20 Roger Sayle <roger@eyesopen.com>
4381 Joseph Myers <joseph@codesourcery.com>
4383 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
4384 (-fdump-rtl-stack): Likewise.
4385 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
4386 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
4387 (-mpt-fixed): Use @minus{} for minus sign.
4388 (Using Precompiled Headers): Fix under/overfull hbox.
4390 2007-01-20 Jan Hubicka <jh@suse.cz>
4392 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
4393 place within annotation.
4395 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4397 * pa.c (output_move_double): Change array size of xoperands to 4.
4399 2007-01-20 Jan Hubicka <jh@suse.cz>
4401 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
4404 2007-01-19 Ian Lance Taylor <iant@google.com>
4406 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
4407 constant to unsigned HOST_WIDE_INT before negating.
4409 2007-01-19 Ian Lance Taylor <iant@google.com>
4411 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
4413 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
4414 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4415 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
4416 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
4417 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4418 (realloc_vdef, realloc_vuse): Change second parameter to
4420 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4422 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4423 unsigned. Change x and lim locals to unsigned.
4424 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4426 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4427 (copy_virtual_operands): Change i and n locals to unsigned.
4429 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4432 * builtins.c (fold_builtin_1): Handle builtin fdim.
4434 2007-01-20 Jan Hubicka <jh@suse.cz>
4436 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4437 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4438 init_alias_heapvars.
4439 (init_alias_heapvars): Initialize only when not already initialized.
4440 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4442 2007-01-19 Roger Sayle <roger@eyesopen.com>
4444 * common.opt (fsigned-zeros): New command line option.
4445 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4446 of flag_unsafe_math_optimizations.
4447 * opts.c (set_fast_math_flags): The -ffast-math command line option
4448 implies -fno-signed-zeros.
4449 (fast_math_flags_set_p): Likewise.
4451 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4452 the documentation of -ffast-math appropriately. Wrap long lines.
4454 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4456 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4457 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4459 2007-01-19 Tomas Bily <tbily@suse.cz>
4461 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4463 (tree_init_ic_make_global_vars): New function
4464 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4465 (tree_gen_ic_profiler): New function
4466 (tree_gen_ic_func_profiler): New function
4467 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4468 (tree_profile_hooks): Added hook for indirec/virtual calls
4469 * value-prof.c (tree_find_values_to_profile): New case for
4471 (tree_values_to_profile): Call for determining indirect/virtual
4473 (tree_indirect_call_to_profile): New function
4474 (tree_ic_transform): New function
4475 (tree_ic): New function
4476 (find_func_by_pid): New function
4477 (init_pid_map): New function
4478 (tree_value_profile_transformations): Added check for
4479 indirect/virtual call transformation
4480 * value-prof.h (enum hist_type): New counter type for
4481 indirect/virtual calls
4482 (profile_hooks): Added new hook for profiling indirect/virtual
4484 * profile.c (instrument_values): New case for indirect/virtual
4486 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4487 (GCOV_COUNTER_V_INDIR): New counter type
4488 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4489 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4491 * cgraph.c: Definition of cgraph_max_pid
4492 (cgraph_create_node): Default init of pid attribute
4493 * cgraph.h: Declaration of cgraph_max_pid
4494 (struct cgraph_node): Added pid attribute
4495 * libgcov.c (__gcov_indirect_call_profiler): New function
4496 (__gcov_one_value_profiler_body): New function
4497 (__gcov_one_value_profiler): Body was moved to
4498 __gcov_one_value_profiler_body and calls it
4500 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4502 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4503 * gengtype.c (write_types_data, write_func_for_structure,
4504 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4505 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4506 (walk_type, write_func_for_structure): Generate the mark_hook if
4509 2007-01-19 Jan Hubicka <jh@suse.cz>
4511 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4512 'early' argument take inlining mode argument specifying whether to
4513 inline for size/speeed or all functions; add support for flattening;
4515 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4517 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4520 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4521 the name of the declared identifier.
4523 2007-01-19 Dirk Mueller <dmueller@suse.de>
4525 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4526 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4527 duplicate evaluation.
4529 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4531 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4532 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4533 to XFMode, use acosxf2 and truncate result to requested mode.
4534 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4535 (asin<mode>2): Similarly, with asin expanders.
4536 (*fscalexf4_i387): Rename from *fscalexf4.
4537 (expNcorexf3): New expander.
4538 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4539 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4540 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4541 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4542 patterns for SSE math.
4543 (exp10<mode>2): Similarly, with exp10 expanders.
4544 (exp2<mode>2): Similarly, with exp2 expanders.
4545 (expm1<mode>2): Similarly, with expm1 expanders.
4546 (ldexp<mode>3): Similarly, with ldexp expanders.
4547 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4548 Use gen_truncxf<mode>2_i387_noop to truncate result.
4550 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4552 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4553 for ColdFire targets.
4555 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4556 Richard Sandiford <richard@codesourcery.com>
4558 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4559 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4560 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4561 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4562 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4563 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4565 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4567 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4568 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4569 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4570 (*adddi_dilshr32_cf): New pattern.
4571 (adddi3, subdi3): Remove first alternatives.
4573 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4575 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4576 implemented using move.l, do not use its cc result for floating-point
4579 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4581 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4582 from accepting 's' constraints if flag_pic.
4584 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4586 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4587 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4588 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4589 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4591 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4593 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4594 ColdFire alternatives.
4595 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4596 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4597 architectures that support ff1 instruction.
4599 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4600 Julian Brown <julian@codesourcery.com>
4602 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4603 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4604 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4607 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4609 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4611 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4612 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4613 HOST_WIDE_INT instead of an rtx.
4614 (m68k_rtx_costs): Update call accordingly.
4615 (output_move_const_into_data_reg): Likewise. Fix formatting.
4616 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4618 (output_move_simode_const): Update calls after above changes.
4619 Rework to use automatic variables and predicates like MEM_P.
4620 * config/m68k/m68k.md (pushexthisi_const): Update call to
4623 2007-01-19 Dirk Mueller <dmueller@suse.de>
4625 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4628 2007-01-19 Richard Guenther <rguenther@suse.de>
4630 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4631 via cexp in case sincos is not available.
4633 2007-01-19 Richard Guenther <rguenther@suse.de>
4635 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4636 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4637 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4638 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4639 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4640 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4641 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4642 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4644 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4646 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4648 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4649 (atan2xf3): Directly generate RTL pattern.
4650 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4651 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4652 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4653 disable patterns for SSE math.
4654 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4655 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4656 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4657 disable patterns for SSE math.
4659 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4661 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4663 2007-01-18 Roger Sayle <roger@eyesopen.com>
4665 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4666 VIEW_CONVERT_EXPR to the same type as it's operand.
4668 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4670 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4671 configured for long double 128.
4673 2007-01-18 Mike Stump <mrs@apple.com>
4675 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4678 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4680 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4683 2007-01-18 Jan Hubicka <jh@suse.cz>
4685 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4686 greater than NUM_VOP_FREE_BUCKETS.
4688 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4690 * tree-ssa-structalias.c: Update comments.
4691 (ptabitmap_obstack): Removed.
4693 (oldpta_obstack): Ditto.
4694 (stats): Add a few members.
4695 (struct variable_info): Remove node, complex, address_taken, and
4696 indirect_target members. Add oldsolution member.
4697 (new_var_info): Do not initialize removed members.
4698 (constraint_expr_type): Remove INCLUDES.
4699 (constraint_graph): Add size, implicit_preds, rep,
4700 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4701 (FIRST_REF_NODE): New macro.
4702 (LAST_REF_NODE): Ditto.
4703 (FIRST_ADDR_NODE): Ditto.
4704 (find): New function.
4706 (dump_constraint): Do not handle INCLUDES.
4707 (insert_into_complex): Do not insert duplicate constraints.
4708 (condense_varmap_nodes): Renamed and rewritten into ...
4709 (merge_node_constraints): This. Also fix bug in handling of
4710 offseted copy constraints.
4711 (clear_edges_for_node): No longer need to deal with preds at all,
4712 or removing associated preds/succs.
4713 (merge_graph_nodes): Deal with indirect_cycles.
4714 Don't deal with predecessors.
4715 (add_implicit_graph_edge): New function.
4716 (add_pred_graph_edge): Ditto.
4717 (add_graph_edge): Don't deal with predecessors.
4718 (build_constraint_graph): Removed.
4719 (build_pred_graph): New function.
4720 (build_succ_graph): Ditto.
4721 (struct scc_info): Removed in_component. Added roots, dfs, and
4722 node_mapping. Remove visited_index, unification_queue.
4723 (scc_visit): Deal with union-find we do now.
4724 Deal with cycles with REF nodes.
4725 (collapse_nodes): Renamed and rewritten to ...
4726 (unify_nodes): This.
4727 (process_unification_queue): Removed.
4728 (topo_visit): Cleanup
4729 (do_da_constraint): Use find.
4730 (do_sd_constraint): Ditto.
4731 (do_ds_constraint): Ditto.
4732 (do_complex_constraint): Ditto.
4733 (init_scc_info): Update for removed and added members.
4734 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4735 (find_indirect_cycles): This.
4736 (equivalence_class): New variable.
4737 (label_visit): New function.
4738 (perform_variable_substitution): Rewritten.
4739 (free_var_substitution_info): New function.
4740 (find_equivalent_node): Ditto.
4741 (move_complex_constraints): Ditto.
4742 (eliminate_indirect_cycles): Ditto.
4743 (solve_graph): Only propagate changed bits.
4744 Use indirect cycle elimination.
4746 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4747 (tree_id_eq): Renamed to ...
4748 (tree_vi_eq): This. Update for member change
4749 (insert_id_for_tree): Renamed and rewritten to ...
4750 (insert_vi_for_tree): This.
4751 (lookup_id_for_tree): Renamed and rewritten to ...
4752 (lookup_vi_for_tree): This.
4753 (get_id_for_tree): Renamed and rewritten to ...
4754 (get_vi_for_tree): Ditto.
4755 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4756 (process_constraint): Don't handle INCLUDES.
4757 Remove special ADDRESSOF case.
4758 (find_func_aliases): Rewrite to use vi functions instead of id
4760 (create_function_info_for): Ditto.
4761 (create_variable_info_for): Ditto.
4762 (intra_create_variable_infos): Ditto.
4763 (merge_smts_into): Ditto.
4764 (find_what_p_points_to): Ditto.
4765 (init_base_vars): Ditto.
4766 (init_alias_vars): Ditto.
4767 (remove_preds_and_fake_succs): New function.
4768 (dump_sa_points_to_info): Dump new stats.
4769 (dump_solution_for_var): Use find.
4770 (set_used_smts): Fix formatting.
4771 (compute_points_to_sets): Updated for new functions.
4772 (ipa_pta_execute): Ditto.
4774 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4775 Richard Sandiford <richard@codesourcery.com>
4777 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4779 * calls.c (expand_call): If the return value is a PARALLEL,
4780 extract its first member.
4781 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4782 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4783 use FUNCTION_EXTRA_EPILOGUE.
4784 (m68k_function_value): Return a PARALLEL if the return value
4785 is of a pointer type.
4786 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4787 (FUNCTION_EXTRA_EPILOGUE): Remove.
4788 * config/m68k/m68k.md (D0_REG): New constant.
4790 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4792 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4793 output a NOP for empty epilogues.
4795 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4797 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4798 before function. Extend register save check to include all
4799 registers, not just integer ones.
4801 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4803 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4804 (m68k_use_return_insn): ...this.
4805 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4806 * config/m68k/m68k.c (use_return_insn): Rename to...
4807 (m68k_use_return_insn): ...this.
4808 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4811 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4813 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4814 nearest even, fix denormal rounding overflow.
4816 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4818 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4819 f%$smove and f%$move.
4820 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4821 (extendsfdf2_cf): Use fdmove instead of f%&move.
4822 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4823 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4825 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4827 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4830 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4832 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4833 (coldfire_single_format): Declare.
4834 (coldfire_double_format): Likewise.
4835 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4836 of qnan_msb_set to determine the lower bits of a canonical
4838 (encode_ieee_double): Likewise.
4839 (encode_ieee_quad): Likewise.
4840 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4841 (mips_single_format): Likewise.
4842 (ieee_double_format): Likewise.
4843 (mips_double_format): Likewise.
4844 (ieee_extended_motorola_format): Likewise.
4845 (ieee_extended_intel_96_format): Likewise.
4846 (ieee_extended_intel_128_format): Likewise.
4847 (ieee_extended_intel_96_round_53_format): Likewise.
4848 (ibm_extended_format): Likewise.
4849 (mips_extended_format): Likewise.
4850 (ieee_quad_format): Likewise.
4851 (mips_quad_format): Likewise.
4852 (vax_f_format): Likewise.
4853 (vax_d_format): Likewise.
4854 (vax_g_format): Likewise.
4855 (i370_single_format): Likewise.
4856 (i370_double_format): Likewise.
4857 (decimal_single_format): Likewise.
4858 (decimal_double_format): Likewise.
4859 (decimal_quad_format): Likewise.
4860 (c4x_single_format): Likewise.
4861 (c4x_extended_format): Likewise.
4862 (real_internal_format): Likewise.
4863 (coldfire_single_format): New real_format.
4864 (coldfire_double_format): Likewise.
4865 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4866 canonical_nan_lsbs_set.
4867 (pdp11_d_format): Likewise.
4868 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4869 if TARGET_COLDFIRE_CPU.
4871 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4873 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4874 (output_call, m68k_legitimize_call_address): Declare.
4875 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4876 parenthesees. Add support for a 'W' constraint.
4877 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4878 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4879 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4880 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4882 (override_options): Initialize them. Do not set flag_no_function_cse
4883 for TARGET_ID_SHARED_LIBRARY.
4884 (m68k_output_pic_call): Delete.
4885 (m68k_legitimize_call_address): New function.
4886 (print_operand): Remove the %o prefix. Handle the %p prefix.
4887 (output_call): New function.
4888 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4889 target address from the GOT if symbolic jumps are not allowed.
4890 * config/m68k/m68k.md (call, general_operand): Do not set
4891 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4892 Merge separate flag_pic and !flag_pic define_insns into...
4893 (*call, *call_value): ...these new patterns. Match the address
4894 rather than the containing MEM and require it to be a call_operand.
4895 Use output_call to generate the asm template.
4896 * config/m68k/predicates.md (const_call_operand): New predicate.
4897 (call_operand): Likewise.
4899 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4901 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4902 (STACK_GROWS_DOWNWARD): Define to 1.
4903 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4904 comments, emphasizing that these values are only defaults.
4905 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4906 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4908 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4910 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4912 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4913 Richard Sandiford <richard@codesourcery.com>
4915 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4916 (FP_REGNO_P): New macros.
4917 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4918 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4919 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4920 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4922 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4924 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4925 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4927 * config/m68k/t-floatlib: New file, extracting common code from...
4928 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4929 * config/m68k/t-uclinux: Here.
4930 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4931 routines on ColdFire targets.
4933 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4935 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4936 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4937 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4938 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4939 explicitly set MOTOROLA to 1.
4940 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4942 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4943 Nathan Sidwell <nathan@codesourcery.com>
4945 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4946 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4947 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4948 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4949 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4950 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4951 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4952 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4953 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4954 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4955 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4956 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4957 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4958 (DBX_REGISTER_NUMBER): Delete.
4959 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4960 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4961 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4963 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4965 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4966 * config/flat.h: New file.
4967 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4969 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4970 indirect references for -msep-data or -mid-shared-library.
4971 Do not use PC-relative code addresses either.
4972 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4974 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4975 for shared libraries and crt1.o for executables. Use crti.o and
4977 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4978 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4979 Do not add -elf2flt or -shared-lib-id options here.
4980 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4981 Pass -shared-lib-id if -mid-shared-library, taking the library
4982 identifier from -mshared-library-id if given, otherwise
4984 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4985 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4986 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4987 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4988 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4989 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4991 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4992 jump sequence for ISA A and ISA A+.
4993 (PICJUMP): Likewise.
4995 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4997 * config.gcc (m68k-*-uclinux*): Base the port on the common
4998 and m68k GNU/Linux files rather than on the generic ELF ones.
4999 * config/m68k/uclinux.h (TARGET_VERSION): Override.
5000 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
5002 2007-01-18 Julian Brown <julian@codesourcery.com>
5003 Richard Sandiford <richard@codesourcery.com>
5005 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
5006 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5007 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
5009 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
5011 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
5013 2007-01-18 Richard Sandiford <richard@codesourcery.com>
5015 * doc/install.texi: Document m68k-uclinuxoldabi.
5016 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
5017 * config/m68k/uclinux-oldabi.h: New file, copied from
5018 config/m68k/uclinux.h.
5020 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
5022 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
5023 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
5024 (m32r_compute_frame_size): Use unsigned for regno.
5025 (m32r_reload_lr): Use gen_frame_mem.
5027 (m32r_output_function_epilogue): Don't output the function epilogue
5029 (m32r_expand_epilogue): New.
5030 (direct_return): Return false if the function has the interrupt
5032 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
5033 * config/m32r/m32r.md (epilogue): New expander.
5034 (return_lr, return_rte): New insns.
5035 (return): Make it expander.
5036 (return_normal): New expander.
5038 2007-01-18 Josh Conner <jconner@apple.com>
5041 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
5042 support for UNLE, UNLT, UNGE, and UNGT.
5044 2007-01-18 Jan Hubicka <jh@suse.cz>
5046 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
5047 * tree-tailcall (add_virtual_phis): Likewise.
5048 (optimize_tail_call): Return TODOs.
5049 (execute_tail_calls): Return TODOs.
5050 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
5051 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
5053 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
5054 Cleanup cfg using TODO.
5055 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
5056 * passes.c (execute_function_todo): When cleanup did something, remove
5058 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
5059 (make_edges): Don't cleanup_cfg.
5061 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
5063 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
5064 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
5065 operate on the top of stack.
5066 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
5067 register handling of instructions that output to the second
5069 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
5070 (move_for_stack_reg): Special-case check for dead destination
5071 stack slot for constant load of 1.0 inside UNSPEC_TAN.
5073 * config/i386/i386.md (UNSPEC_TAN): New constant.
5074 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
5075 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
5076 to correctly model move of constant 1.0 to top stack slot.
5077 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
5078 (unnamed peephole2 pattern): Remove corresponding peephole2
5079 pattern that optimizes tan insn and loading of constant 1.0.
5080 (tanxf2): Use fptanxf4_i387.
5081 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
5082 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
5083 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
5084 disable patterns for SSE math.
5085 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
5086 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
5088 2007-01-18 Dirk Mueller <dmueller@suse.de>
5089 Richard Guenther <rguenther@suse.de>
5092 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
5093 * common.opt (Warray-bounds): Add new warning option.
5094 * c-opts.c (c_common_handle_option): Define -Warray-bounds
5096 * Makefile.in: make tree-vrp.o depend on toplev.h
5097 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
5099 (check_array_refs, check_array_bounds, check_array_ref): New.
5101 2007-01-18 Jan Hubicka <jh@suse.cz>
5103 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
5104 (execute_ssa_ccp): Return flags conditionally.
5105 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
5107 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
5109 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
5111 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
5112 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
5114 * Makefile.c (GTFILES): Add cfglayout.h.
5115 * gengtype.c (open_base_files): Likewise.
5116 * cfglayout.c (cfg_layout_function_footer,
5117 cfg_layout_function_header) Reindent to make gengtype happy.
5118 * cfglayout.h (cfg_layout_function_footer,
5119 cfg_layout_function_header): Add GTY(()) marker.
5121 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
5123 2007-01-18 Ben Elliston <bje@au.ibm.com>
5125 * genautomata.c (write_automata): Include xstrerror output in the
5126 error message if writing the DFA description file fails.
5128 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
5130 * config/mips/mips-protos.h (mips_output_external): Make it
5132 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
5133 * config/mips/mips.c (irix_output_external_libcall): Likewise.
5134 (extern_list): Likewise.
5135 (extern_head): Likewise.
5136 (TARGET_ASM_FILE_END): Likewise.
5137 (mips_file_end): Likewise.
5138 (mips_output_external): Rewritten.
5140 2007-01-18 Ben Elliston <bje@au.ibm.com>
5142 * genpreds.c (write_insn_preds_c): Only write out the function
5143 body for regclass_for_constraint if we have register constraints.
5145 2007-01-17 Tom Tromey <tromey@redhat.com>
5147 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
5148 * doc/install.texi (Testing): Use sourceware.org.
5149 (Binaries): Likewise.
5150 (Specific): Likewise.
5151 * doc/contrib.texi (Contributors): Use sourceware.org.
5153 2007-01-17 Anatoly Sokolov <aesok@post.ru>
5155 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
5156 (AVR_ENHANCED): Rename to ...
5157 (AVR_HAVE_MUL): ... new.
5158 (avr_enhanced_p): Rename to ...
5159 (avr_have_mul_p): ... new.
5160 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
5161 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
5162 * config/avr/avr.c (avr_enhanced_p): Rename to ...
5163 (avr_have_mul_p): ... new.
5164 (base_arch_s): Rename 'enhanced' to 'have_mul'.
5165 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
5166 'avr_enhanced_p' and 'enhanced'.
5167 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
5168 AVR_HAVE_MUL instead of AVR_ENHANCED.
5169 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5170 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
5171 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
5172 instead of AVR_ENHANCED.
5173 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
5174 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
5175 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
5177 2007-01-17 Ian Lance Taylor <iant@google.com>
5179 * vec.h (VEC_reserve_exact): Define.
5180 (vec_gc_p_reserve_exact): Declare.
5181 (vec_gc_o_reserve_exact): Declare.
5182 (vec_heap_p_reserve_exact): Declare.
5183 (vec_heap_o_reserve_exact): Declare.
5184 (VEC_OP (T,A,reserve_exact)): New static inline function, three
5186 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
5188 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
5189 (VEC_OP (T,A,copy)) [all versions]: Likewise.
5190 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
5191 * vec.c (calculate_allocation): Add exact parameter. Change all
5193 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
5194 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
5195 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
5196 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
5197 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
5198 (vec_heap_p_reserve_exact): New function.
5199 (vec_heap_o_reserve_exact): New function.
5201 2007-01-17 Jan Hubicka <jh@suse.cz>
5203 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
5205 2007-01-17 Eric Christopher <echristo@apple.com>
5207 * config.gcc: Support core2 processor.
5209 2007-01-16 Jan Hubicka <jh@suse.cz>
5211 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
5212 the names, just unlink the chain so we don't crash on dangling pointers
5215 2007-01-16 Jan Hubicka <jh@suse.cz>
5217 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
5218 * tree-pass.h: Reorder to make IPA passes appear toegher.
5219 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
5220 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
5221 parameters, do not call early inliner.
5222 * ipa-inline.c: Update comments. Include tree-flow.h
5223 (cgraph_decide_inlining): Do not compute inlining parameters.
5224 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
5225 be called with function context set up.
5226 (pass_ipa_inline): Remove unreachable functions before pass.
5227 (cgraph_early_inlining): Simplify assuming to be called from the
5229 (pass_early_inline): New pass.
5230 (cgraph_gate_ipa_early_inlining): New gate.
5231 (pass_ipa_early_inline): Turn into simple wrapper.
5232 (compute_inline_parameters): New function.
5233 (gate_inline_passes): New gate.
5234 (pass_inline_parameters): New pass.
5235 (apply_inline): Move here from tree-optimize.c
5236 (pass_apply_inline): New pass.
5237 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
5239 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
5241 (tree_function_versioning): Do not allocate dummy struct function.
5242 * tree-inline.h (optimize_inline_calls): Update prototype.
5243 * tree-optimize.c (execute_fixup_cfg): Export.
5244 (pass_fixup_cfg): Remove
5245 (tree_rest_of_compilation): Do not apply inlines.
5246 * tree-flow.h (execute_fixup_cfg): Declare.
5247 * Makefile.in (gt-passes.c): New.
5248 * passes.c: Include gt-passes.h
5249 (init_optimization_passes): New passes.
5250 (nnodes, order): New static vars.
5251 (do_per_function_toporder): New function.
5252 (execute_one_pass): Dump current pass here.
5253 (execute_ipa_pass_list): Don't dump current pass here.
5255 2007-01-16 Janis Johnson <janis187@us.ibm.com>
5257 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
5258 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
5260 2007-01-16 David Edelsohn <edelsohn@gnu.org>
5262 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
5263 (strong_alias): Define.
5264 (__gcc_qmul): Provide non-FMA for soft-float.
5270 (__gcc_qunord): New.
5280 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
5281 soft-float functions.
5282 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
5283 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
5284 about long double soft float.
5286 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
5287 Tehila Meyzels <tehila@il.ibm.com>
5289 * tree-vectorizer.h (is_pattern_stmt_p): New.
5290 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
5291 formatting (tabs instead of spaces). Cleanup and clarify setting
5292 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
5293 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
5294 (vectorizable_type_demotion): Check that types are integral.
5295 (vectorizable_type_promotion): Likewise.
5296 (vectorizable_store): Fix typo. Eliminate new-line at end of
5299 2007-01-16 Jan Hubicka <jh@suse.cz>
5301 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
5304 2007-01-15 Eric Christopher <echristo@apple.com>
5306 * ifcvt.c: Include vec.h, vecprim.h.
5307 (check_cond_move_block): New argument regs.
5308 Reorganize. Add registers used to regs.
5309 (cond_move_process_if_block): Use regs set above as
5312 2007-01-15 Eric Christopher <echristo@apple.com>
5314 * config/darwin.h: Update copyright.
5315 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
5316 (LINK_COMMAND_SPEC): Add -u.
5317 (LINK_SPEC): Fix umbrella for above.
5319 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
5321 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
5324 2007-01-15 Tom Tromey <tromey@redhat.com>
5326 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
5327 * doc/install.texi (Testing): Don't mention jacks.
5328 (Configuration): Document --enable-java-maintainer-mode. Move
5329 --with-java-home to libgcj-specific section. Document
5331 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
5333 2007-01-15 Jan Hubicka <jh@suse.cz>
5335 * tree-ssa-dce.c (DCE_TODOs): New.
5336 (propagate_necessity): Return if something changed.
5337 (eliminate_unnecessary_stmts): Likewise.
5338 (perform_tree_ssa_dce): Return TODO flags when needed.
5339 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
5341 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
5343 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
5344 (fyl2x_extend<mode>xf3_i387): New insn pattern.
5345 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
5346 patterns using X87MODEF12 mode macro. Extend operand 1
5347 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5348 (log10<mode>2): Ditto.
5349 (log2<mode>2): Ditto.
5350 (log1p<mode>2): Ditto.
5351 (logb<mode>2): Ditto.
5352 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
5353 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
5354 (*fxtractxf3_i387): Rename from *fxtractxf3.
5355 (fxtract_extend<mode>xf3_i387): New insn pattern.
5356 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
5357 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
5358 and gen_fyl2xxf3_i387().
5360 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
5362 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
5363 * cfgloopmanip.c (fix_loop_placement): Made static. Use
5364 get_loop_exit_edges. Changed return type to bool.
5365 * cfgloop.h (fix_loop_placement): Declaration removed.
5367 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
5369 * param.h (MIN_VECT_LOOP_BOUND): New.
5370 * params.def (MIN_VECT_LOOP_BOUND): New.
5371 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
5372 argument - minimum threshold for number of iterations.
5373 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
5374 argument to declaration.
5375 * tree-vect-analyze.c (vect_analyze_operations): Check value of
5376 MIN_VECT_LOOP_BOUND.
5377 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
5378 slpeel_tree_peel_loop_to_edge with additional argument.
5379 (vect_do_peeling_for_alignment): Likewise.
5380 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
5382 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
5385 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
5388 2007-01-14 Jan Hubicka <jh@suse.cz>
5390 * tree-dfa.c (remove_referenced_var): New function.
5391 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
5392 prune referenced vars list too.
5393 * tree-flow.h (remove_referenced_var): Declare.
5395 2007-01-14 Jan Hubicka <jh@suse.cz>
5397 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
5399 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
5400 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
5401 * except.h (verify_eh_throw_table_statements): Kill prototype.
5402 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
5403 into call exrepssions.
5404 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
5406 * tree-cfg.c: Include pointer-set.h.
5407 (verify_node_sharing): Work on pointer set.
5408 (verify_eh_throw_stmt_node): New.
5409 (verify_stmts): Use pointers sets, verify throw_stmt.
5411 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
5413 * ipa-reference.c (analyze_function): Consider also addresses taken
5416 2007-01-12 Roger Sayle <roger@eyesopen.com>
5418 * c-typeck.c (null_pointer_constant_p): Replace use of
5419 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5420 (build_c_cast): Likewise.
5422 2007-01-12 Roger Sayle <roger@eyesopen.com>
5424 * tree.h (force_fit_type_double): Remove unused final argument.
5425 * c-common.c (constant_expression_warning): Replace use of
5426 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5427 (convert_and_check): Likewise.
5428 (shorten_compare): Update call to force_fit_type_double.
5429 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5430 * convert.c (convert_to_pointer): Update call to
5431 force_fit_type_double.
5432 * fold-const.c (force_fit_type_double): Remove overflowed_const
5434 (int_const_binop, fold_convert_const_int_from_int,
5435 fold_convert_const_int_from_real, fold_div_compare,
5436 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5437 fold_abs_const, fold_not_const): Remove the final argument from
5438 calls to force_fit_type_double.
5440 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5442 * configure.ac: Set insn to "nop" for spu-*-* also.
5443 * configure: Regenerate.
5445 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5447 * builtins.def : Add BUILT_IN_FREE.
5449 2007-01-12 Jan Hubicka <jh@suse.cz>
5451 PR tree-optimization/30443
5452 * tree-inline.c (tree_function_versioning): Do not optimize when
5453 cloning for inlining.
5455 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5457 * doc/loop.texi: Document recording of loop exits.
5458 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5459 (update_single_exits_after_duplication,
5460 update_single_exit_for_duplicated_loop,
5461 update_single_exit_for_duplicated_loops): Removed.
5462 (duplicate_loop_to_header_edge): Do not call
5463 update_single_exits_after_duplication and
5464 update_single_exit_for_duplicated_loops.
5465 (loop_version): Do not update single_exit information.
5466 (fix_loop_structure): Use record_loop_exits instead of
5467 mark_single_exit_loops.
5468 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5469 the lists of loop exits.
5470 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5471 split_edge, merge_blocks): Update the lists of loop exits.
5472 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5473 loop_optimizer_init.
5474 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5475 of mark_single_exit_loops.
5476 (loop_optimizer_finalize): Call release_recorded_exits.
5477 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5478 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5479 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5480 update single exit information.
5481 * lambda-code.c (perfect_nestify): Ditto.
5482 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5483 (mark_single_exit_loops): Removed.
5484 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5485 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5486 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5488 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5489 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5490 (verify_loop_structure): Verify consistency of the exit lists.
5491 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5492 (set_single_exit): Removed.
5493 * cfgloop.h (struct loop_exit): New function.
5494 (struct loop): single_exit_ field replaced by exits field.
5495 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5496 (struct loops): Added exits hash.
5497 (mark_single_exit_loops, set_single_exit): Declaration removed.
5498 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5500 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5502 * doc/invoke.texi: Avoid use of @headitem.
5504 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5506 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5508 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5510 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5513 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5514 Richard Sandiford <richard@codesourcery.com>
5516 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5517 * config/m68k/m68k.opt: Resort options.
5518 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5520 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5521 Richard Sandiford <richard@codesourcery.com>
5523 * doc/invoke.texi: Document the macros that are defined by
5524 m68k's -mtune and -mhard-float options.
5525 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5526 (m68k_cpp_cpu_family): Likewise.
5527 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5528 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5529 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5530 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5531 (m68k_cpp_cpu_family): Likewise.
5533 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5535 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5536 macros besides mc68000 as tuning macros. Use a switch statement
5537 to set them and mcpu32.
5539 2007-01-12 Julian Brown <julian@codesourcery.com>
5541 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5542 (TARGET_68040_ONLY): Rename to...
5543 (TARGET_68040): ...this.
5544 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5545 * config/m68k/m68k.md: Likewise.
5547 2007-01-12 Julian Brown <julian@codesourcery.com>
5548 Nathan Sidwell <nathan@codesourcery.com>
5549 Richard Sandiford <richard@codesourcery.com>
5551 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5552 the -mcpu= argument associated with the --with-cpu setting.
5553 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5554 if different from the one implied by the -mcpu setting.
5555 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5556 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5557 * doc/invoke.texi: Mention ColdFire in the introduction to the
5558 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5559 -mno-div and -mhard-float options. Make -m68881 a synonym for
5560 -mhard-float. Document the previously-undocumented -m5206e,
5561 -m528x, -m5307 and -m5407 options. Tweak the existing option
5562 documentation for consistency.
5563 * doc/install.texi: Mention new --with-cpu arguments.
5564 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5565 default CPU if neither -mcpu nor -march are specified.
5566 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5567 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5568 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5569 using m68k_tune to decide between families that implement the
5570 same ISA. Use m68k_tune to set __mcfv4e__.
5571 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5572 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5573 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5574 (FL_ISA_C, FL_ISA_MMU): New macros.
5575 (MASK_COLDFIRE): Delete.
5576 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5577 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5578 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5579 (TARGET_HARD_FLOAT): Do not define here.
5580 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5581 (TUNE_68000): New macro.
5582 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5583 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5584 (TUNE_CFV2): Redefine in terms of m68k_tune.
5585 (uarch_type, target_device, fpu_type): New enums.
5586 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5587 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5588 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5589 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5590 (FL_FOR_isa_c): New macros.
5591 (m68k_isa): New enum.
5592 (m68k_target_selection): New structure.
5593 (all_devices, all_isas, all_microarchs): New tables.
5594 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5595 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5596 (MASK_ALL_CPU_BITS): Delete.
5597 (m68k_find_selection): New function.
5598 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5599 Map the legacy target options to a combination of the new ones.
5600 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5601 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5602 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5604 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5605 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5607 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5608 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5609 * config/m68k/m68k-devices.def: New file.
5611 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5612 Nathan Sidwell <nathan@codesourcery.com>
5614 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5615 (SUBTARGET_EXTRA_SPECS): New macros.
5616 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5617 use %(asm_cpu_spec) instead.
5618 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5619 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5620 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5621 (EXTRA_SPECS): Rename to...
5622 (SUBTARGET_EXTRA_SPECS): ...this.
5624 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5625 Richard Sandiford <richard@codesourcery.com>
5626 Julian Brown <julian@codesourcery.com>
5628 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5629 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5630 to the configuration's default CPU.
5631 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5632 Remove default masks.
5633 (m680[012]0-*-*): Set the default with_cpu to the first part of
5635 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5636 (m68k*-*-linux): Extend the --with-cpu handling to...
5637 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5638 and m68010. Don't set target_cpu_default2.
5639 * doc/install.texi: Document --with-cpu for m68k.
5640 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5641 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5642 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5643 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5644 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5645 (ASM_SPEC): Remove use of %(asm_cpu_default).
5646 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5647 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5648 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5649 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5650 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5651 (TARGET_DEFAULT): Delete.
5652 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5653 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5654 (CPP_CPU_SPEC): Delete.
5655 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5656 the appropriate string.
5657 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5658 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5659 (ASM_SPEC): Don't use %(asm_default_spec).
5660 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5661 TARGET_DEFAULT and add MASK_68881.
5662 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5664 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5666 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5667 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5668 MASK_68010 alongside MASK_68020.
5669 * doc/invoke.texi: Document -m68010.
5670 * config/m68k/m68k.opt (m68010): New.
5671 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5673 (TUNE_68010): New macro.
5674 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5675 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5676 (M68K_CPU_m68332): Add MASK_68010.
5677 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5678 fallback definition.
5679 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5681 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5682 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5683 to all entries that use MASK_68020.
5684 (output_move_simode_const, output_move_himode, output_move_qimode)
5685 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5686 instead of TARGET_68020 to select clr behavior. Remove comment
5687 about there being no TARGET_68010.
5688 * config/m68k/m68k.md: Likewise throughout.
5690 2007-01-12 Julian Brown <julian@codesourcery.com>
5692 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5693 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5694 * config/m68k/m68k.md: Likewise.
5696 2007-01-12 Julian Brown <julian@codesourcery.com>
5698 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5699 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5701 2007-01-12 Julian Brown <julian@codesourcery.com>
5703 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5704 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5705 * config/m68k/m68k.md: Likewise.
5707 2007-01-12 Julian Brown <julian@codesourcery.com>
5708 Richard Sandiford <richard@codesourcery.com>
5710 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5711 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5712 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5714 (TARGET_CPU32): Rename to...
5715 (TUNE_CPU32): ...this.
5716 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5717 (TUNE_CFV2): New macros.
5718 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5719 remove conditions that are implied by TARGET_68020.
5720 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5721 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5722 (m68k_output_function_epilogue): Likewise.
5723 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5724 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5725 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5726 non-68000 timings. Refactor multiplication and division costs.
5727 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5728 TUNE_CPU32 instead of TARGET_CPU32.
5729 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5730 and TUNE_68060 instead of TARGET_68060.
5731 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5732 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5734 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5735 && !TARGET_COLDFIRE" to choose between moveq and clr.
5736 Likewise in the unnamed movsf pattern.
5737 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5738 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5741 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5743 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5744 of tabbing before backslashes.
5746 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5748 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5749 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5750 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5752 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5754 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5755 find_interesting_uses_cond.
5756 (find_interesting_uses_cond): Use extract_cond_operands.
5757 (rewrite_use_compare): Use extract_cond_operands and
5758 force_gimple_operand_bsi. Do not call update_stmt.
5759 (determine_use_iv_cost_condition): Use extract_cond_operands.
5760 Return cheaper of using original bound and changing the exit bound.
5762 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5764 PR tree-optimization/29516
5765 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5766 most_expensive_mult_to_index, addr_to_parts,
5767 create_mem_ref, maybe_fold_tmr): Make the type of
5768 fields of TARGET_MEM_REF sizetype.
5769 (move_fixed_address_to_symbol, move_pointer_to_base):
5771 * tree.def (TARGET_MEM_REF): Add comment on types of
5774 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5776 * c-common.c (vector_types_convertible_p): Treat opaque types as
5777 always convertible if they have the same size, but not otherwise.
5779 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5781 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5782 Remove the b_unconditional field.
5783 (noce_try_sign_mask): Do not look at b_unconditional.
5784 (noce_process_if_block): Do not use merge_if_blocks. Update
5785 the CFG here. Do not set b_unconditional.
5786 (cond_move_process_if_block): Likewise.
5787 (find_cond_trap): Likewise.
5788 (check_cond_move_block): Require simple jump insns at the end
5791 2007-01-11 Jan Hubicka <jh@suse.cz>
5793 PR tree-optimization/1046
5794 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5795 when alias info is not ready.
5796 (pass_tail_recursion): Do not require aliasing.
5797 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5798 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5799 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5800 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5801 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5802 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5803 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5805 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5806 When aliasing is not build, mark statement as volatile.
5808 2007-01-11 Tom Tromey <tromey@redhat.com>
5810 PR preprocessor/15185, PR preprocessor/20989:
5811 * doc/cppopts.texi <-MT>: Update description of algorithm for
5812 computing default target.
5813 <-M, -MD>: Reword "basename" text.
5815 2007-01-11 Roger Sayle <roger@eyesopen.com>
5817 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5818 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5819 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5820 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5821 fold_builtin_bswap, real_constp, fold_builtin_pow,
5822 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5823 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5824 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5825 * convert.c (convert_to_pointer): Likewise.
5826 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5827 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5828 const_binop, fold_convert_const_int_from_int,
5829 fold_convert_const_int_from_real,
5830 fold_convert_const_real_from_real, sign_bit_p,
5831 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5832 fold_sign_changed_comparison, fold_unary, fold_comparison,
5833 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5834 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5835 * print-tree.c (print_node_brief, print_node): Likewise.
5836 * stor-layout.c (place_field, layout_type): Likewise.
5837 * tree-chrec.c (keep_cast): Likewise.
5838 * tree.c (build_vector, build_real, build_real_from_int_cst,
5839 build_complex): Likewise.
5841 2007-01-11 Roger Sayle <roger@eyesopen.com>
5843 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5844 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5846 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5848 * configure.ac (strict1_warn): Rename to strict_warn.
5849 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5850 cc_set_by_configure, quoted_cc_set_by_configure,
5851 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5852 all_boot_languages, all_stagestuff): Remove.
5853 (target_list): Remove bootstrap targets.
5854 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5855 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5856 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5857 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5858 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5859 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5860 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5861 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5862 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5863 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5864 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5865 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5866 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5867 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5868 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5869 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5870 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5871 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5872 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5873 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5874 (mostlyclean): Adjust.
5875 (clean, distclean): Don't mention bootstrap stuff.
5876 * configure: Regenerate.
5877 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5878 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5879 treelang/config-lang.in (stagestuff): Remove.
5880 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5881 stageprofile, stagefeedback, stagestuff): Remove mention.
5883 2007-01-11 Nick Clifton <nickc@redhat.com>
5885 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5887 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5888 (mcore_arith_K_S_operand): Run the test for the S constraint not
5889 the test for the M constraint.
5890 (mcore_addsub_operand): Do not accept integer values that are
5891 larger than 32 bits.
5892 * config/mcore/mcore.md: Remove unused constraints from split.
5893 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5895 (allocate_stack): Likewise.
5896 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5897 operands to 32 bits.
5898 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5900 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5901 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5902 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5903 mcore_output_bclri, mcore_output_andn, output_inline_const,
5904 mcore_output_move, mcore_output_movedouble): Likewise.
5905 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5906 (output_inline_const): Likewise.
5907 (output_inline_const): Fix format strings used in sprintf
5909 * config/mcore/mcore-protos.h: Update prototypes for changed
5910 functions in mcore.c.
5911 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5912 HOST_WIDE_INT and not int.
5913 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5914 CONST_OK_FOR_N): Likewise.
5915 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5916 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5919 2007-01-10 Jan Hubicka <jh@suse.cz>
5921 * tree-vrp.c (remove_range_assertions): Release defs.
5922 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5923 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5925 2007-01-10 Paul Brook <paul@codesourcery.com>
5927 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5928 * config/arm/arm.md (mulsi3subsi): New insn.
5930 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5932 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5933 (tree_transform_and_unroll_loop): New.
5934 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5937 2007-01-10 Robert Kennedy <jimbob@google.com>
5939 * fold-const.c (fold_comparison): Fold comparisons like (x *
5940 1000 < 0) to (x < 0).
5942 2007-01-10 Ian Lance Taylor <iant@google.com>
5944 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5945 operands have the same priority.
5947 2007-01-10 Tom Tromey <tromey@redhat.com>
5949 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5950 (fold_binary): Likewise.
5951 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5952 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5953 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5954 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5955 * langhooks.h (struct lang_hooks): Removed field
5956 'can_use_bit_fields_p'.
5958 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5960 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5962 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5964 * function.c (get_last_funcdef_no): New function.
5965 * function.h (get_last_funcdef_no): Declare.
5966 * tree-inline.c (initialize_cfun): Add initialization.
5967 (tree_function_versioning): Cleanup.
5969 2007-01-10 Jan Hubicka <jh@suse.cz>
5971 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5974 2007-01-10 Sa Liu <saliu@de.ibm.com>
5975 Ben Elliston <bje@au.ibm.com>
5977 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5978 for SAVE_NONLOCAL and Pmode for any other save level.
5979 * spu-protos.h (spu_restore_stack_block): Declare.
5980 * spu.md (save_stack_block): Remove.
5981 (restore_stack_block): Call spu_restore_stack_block.
5982 * spu.c (spu_restore_stack_block): New function.
5983 (spu_expand_epilogue): Remove old comment.
5985 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5987 PR tree-optimization/30322
5988 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5989 (cand_value_at): Return the value as aff_tree.
5990 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5991 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5992 aff_combination_mult): New functions.
5993 (aff_combination_add): Use aff_combination_add_cst.
5994 (aff_combination_convert): Allow conversions to a wider type.
5995 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5996 * tree-affine.h (aff_combination_mult): Declare.
5998 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
6000 * doc/tm.texi: Update documentation to reflect reality of exec
6001 and start file search behaviours. Update copyright year.
6002 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
6003 header file directories.
6005 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
6007 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
6008 (*cosxf2): Rename to cosxf2_i387.
6009 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
6010 using X87MODEF12 mode macro. Rename patterns to
6011 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
6013 (*cosdf2, *cossf2): Ditto.
6014 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
6015 to match extended input operands.
6016 (sincos<mode>3): New expander.
6017 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
6018 insn patterns and corresponding splitters.
6020 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
6022 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
6023 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
6025 2007-01-09 Nicolas Pitre <nico@cam.org>
6028 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
6030 2007-01-08 Geoffrey Keating <geoffk@apple.com>
6032 * target.h (struct gcc_target): New field library_rtti_comdat.
6033 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
6034 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
6035 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
6036 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
6038 2007-01-08 Geoffrey Keating <geoffk@apple.com>
6040 * doc/invoke.texi (Optimize Options): Correct description of -O0.
6042 2007-01-08 Richard Guenther <rguenther@suse.de>
6044 * tree.h (force_fit_type_double): Export.
6045 (force_fit_type): Remove.
6046 * fold-const.c (force_fit_type_double): New function.
6047 (force_fit_type): Remove.
6048 (int_const_binop): Use it.
6049 (fold_convert_const_int_from_int): Likewise.
6050 (fold_convert_const_int_from_real): Likewise.
6051 (fold_div_compare): Likewise.
6052 (fold_sign_changed_comparison): Likewise.
6053 (fold_unary): Likewise.
6054 (fold_negate_const): Likewise.
6055 (fold_abs_const): Likewise.
6056 (fold_not_const): Likewise.
6057 * c-common.c (shorten_compare): Use force_fit_type_double.
6058 * convert.c (convert_to_pointer): Likewise.
6060 2007-01-08 Richard Guenther <rguenther@suse.de>
6062 * tree.h (build_int_cst_wide_type): Export.
6063 * tree.c (build_int_cst_wide_type): New function.
6064 (build_int_cst_wide): Fix comment.
6065 * builtins.c (fold_builtin_object_size): Use build_int_cst
6066 to build -1 or 0 of the correct type. Use fit_double_type
6067 to check for overflow.
6068 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
6070 (decode_field_reference): Likewise.
6071 (all_ones_mask_p): Likewise.
6072 (native_interpret_int): Use build_int_cst_wide_type.
6073 (fold_binary): Use build_int_cst_type to build an all-ones
6075 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
6077 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
6079 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
6081 2007-01-09 Ben Elliston <bje@au.ibm.com>
6083 * genautomata.c (STATS_OPTION): New option.
6084 (stats_flag): New flag.
6085 (gen_automata_option): Handle it.
6086 (initiate_automaton_gen): Ditto.
6087 (write_automata): Output statistics only if stats_flag is
6088 set. Likewise, output time statistics only if time_flag is set.
6089 * doc/md.texi (Processor pipeline description): Document new flag.
6091 2007-01-08 Richard Guenther <rguenther@suse.de>
6093 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
6094 * tree.c (build_int_cst_type): Likewise.
6095 (size_in_bytes): Don't call force_fit_type on the result.
6096 (int_fits_type_p): Use fit_double_type.
6097 * fold-const.c (fit_double_type): New function.
6098 (force_fit_type): Use it.
6099 * tree.h (fit_double_type): Export.
6101 2007-01-08 Jan Hubicka <jh@suse.cz>
6103 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
6104 * ipa.c (function_and_variable_visibility): Fix return type.
6106 2007-01-08 Richard Guenther <rguenther@suse.de>
6108 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
6109 of offset to build the index.
6110 * tree-pretty-print.c (dump_generic_node): Don't build negated
6111 const just for printing.
6112 * c-pretty-print.c (pp_c_integer_constant): Likewise.
6113 * builtins.c (fold_builtin_int_roundingfn): Check if result
6114 fits the type by using force_fit_type and comparing the result.
6115 * predict.c (predict_loops): Use compare_tree_int for comparison.
6116 * tree.c (build_int_cst): Fall back to integer_type_node for
6118 (build_int_cst_wide): Assert type is non-null.
6120 2007-01-08 Roberto Costa <roberto.costa@st.com>
6122 * tree-vrp.c (extract_range_from_cond_expr): New.
6123 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
6124 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
6126 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
6127 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
6128 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
6129 used as expressions.
6130 * tree-object-size.c (cond_expr_object_size): New.
6131 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
6133 2007-01-08 Jan Hubicka <jh@suse.cz>
6135 * tree-ssa-forwprop.c (forward_propagate_into_cond,
6136 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
6139 2007-01-08 Richard Guenther <rguenther@suse.de>
6141 PR tree-optimization/23603
6142 * tree-vrp.c (set_value_range_to_truthvalue): New function.
6143 (extract_range_from_binary): Fall back to truthvalue instead of
6144 varying for TRUTH_*_EXPR.
6145 (extract_range_from_comparison): Fall back to truthvalue instead of
6147 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
6148 if all visited PHI values were constant.
6150 2007-01-08 Jan Hubicka <jh@suse.cz>
6152 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
6153 (cgraph_analyze_function): break out from ...
6154 (cgraph_finalize_compilation_unit): ... here.
6155 (cgraph_expand_function): Remove forgoten commented out line.
6156 (cgraph_optimize): Analyze functions.
6158 2007-01-08 Jan Hubicka <jh@suse.cz>
6160 * tree-pas.h (TODO_remove_function): New flag.
6161 (TODO_update*): Renumber.
6162 (pass_ipa_increase_alignment,
6163 pass_ipa_function_and_variable_visibility): New passes.
6164 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
6165 (cgraph_function_and_variable_visibility): Move to ipa.c
6166 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
6167 cgraph_increase_alignment.
6168 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
6169 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
6170 calling tree-inline.
6171 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
6172 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
6173 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
6174 (gate_increase_alignment): New function.
6175 (pass_ipa_increase_alignment): New pass.
6176 * ipa.c: Inline tree-pass.h and timevar.h
6177 (function_and_variable_visibility): Move here from cgraphunit.c
6178 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
6179 * passes.c (init_optimization_passes): Add the two new passes.
6180 (execute_todo): Handle cgraph_remove_functions.
6182 2007-01-08 Nick Clifton <nickc@redhat.com>
6184 * config/frv/predicates.md (reg_or_0_operand): Accept
6187 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
6189 * config/bfin/rtems.h, config/bfin/t-rtems: New.
6190 * config.gcc: Add bfin*-rtems*.
6192 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6194 * c.opt: Add -flax-vector-conversions.
6195 * c-typeck.c (convert_for_assignment): Pass flag to
6196 vector_types_convertible_p to allow emission of note.
6197 (digest_init): Likewise.
6198 * c-opts.c: Handle -flax-vector-conversions.
6199 * c-common.c (flag_lax_vector_conversions): New.
6200 (vector_types_convertible_p): Unless -flax-vector conversions
6201 has been passed, disallow conversions between vectors with
6202 differing numbers of subparts and/or element types. If such
6203 a conversion is disallowed, possibly emit a note on the first
6204 occasion only to inform the user of -flax-vector-conversions.
6205 The new last argument specifies this.
6206 * c-common.h (flag_lax_vector_conversions): New.
6207 (vector_types_convertible_p): Add extra argument.
6208 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
6209 char_type_node for V*QI type vectors.
6210 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
6211 Update to satisfy new typechecking rules.
6212 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
6214 * doc/invoke.texi (C Dialect Options): Document
6215 -flax-vector-conversions.
6217 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6219 PR tree-optimization/29877
6220 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
6221 a register variable on the RHS to not be replaceable.
6223 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
6224 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
6225 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
6226 const_simm15, const_pow2, const_npow2): Added.
6227 * config/score/misc.md (insv, extv, extzv, movmemsi,
6228 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
6229 * config/score/score.c (score_address_cost, score_select_cc_mode):
6231 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
6232 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
6233 Update score_print_operand.
6234 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
6235 Adjust register allocate order and update some macro define.
6236 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
6237 mdx_block_move_straight, mdx_block_move_loop_head,
6238 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
6239 mdx_block_move): Added.
6240 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
6241 mdp_limm): Updated and fix some bug and typo.
6242 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
6243 (movsf, movdf, doloop_end): Added.
6245 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
6247 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
6248 config/arm/thumb2.md: Fix comment typos.
6249 * doc/extend.texi: Fix a typo.
6251 2007-01-07 Eric Christopher <echristo@apple.com>
6253 * configure.ac: Check for __stack_chk_fail for darwin.
6254 * configure: Regenerate.
6256 2007-01-07 Richard Guenther <rguenther@suse.de>
6258 * tree-vrp.c (extract_range_from_assert): CSE calls to
6259 compare_values where possible.
6260 (extract_range_from_unary_expr): Likewise.
6262 2007-01-07 Anatoly Sokolov <aesok@post.ru>
6264 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
6265 * config/avr/avr.c (call_insn_operand): Delete function.
6266 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
6267 instead of register number. Use predicates.
6268 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
6269 call_insn_operand): Add.
6271 2007-01-06 Jan Hubicka <jh@suse.cz>
6273 * tree-pass.h (pass_build_cgraph_edges): Declare.
6274 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
6275 (visited_nodes): Remove.
6276 (cgraph_create_edges): Move to cgraphbuild.c; rename to
6277 build_cgrpah_edges; make visited_nodes local.
6278 (cgraph_process_new_functions): DO not call initialize_inline_failed.
6279 (record_references_in_initializer): Move to cgraphbuild.c
6280 (initialize_inline_failed, rebuild_cgraph_edges,
6281 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
6282 (verify_cgraph_node): Make visited_nodes local.
6283 (cgraph_analyze_function): Do not call cgraph_create_edges and
6284 initialize_inline_failed.
6285 (cgraph_expand_function): Do not call cgraph_lower_function;
6286 assert that function is already lowered.
6287 * Makefile.in (cgraphbuild.o): New.
6288 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
6289 at the end of lowering passes.
6291 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
6293 * ifcvt.c (cond_move_convert_if_block): New function, code
6294 factored out from...
6295 (cond_move_process_if_block): ...here. Call the new function
6296 on the THEN and ELSE blocks.
6297 (merge_if_block): Do not copy global_live_at_end, merge_blocks
6298 already takes care of this.
6300 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6303 * tree.h (TREE_OVERFLOW_P): New.
6304 * c-typeck.c (parser_build_unary_op): Warn only if result
6305 overflowed and operands did not.
6306 (parser_build_binary_op): Likewise.
6307 (convert_for_assignment): Remove redundant overflow_warning.
6308 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
6310 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6312 * c-typeck.c (store_init_value): Split over two lines to follow
6313 the GNU coding style.
6315 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
6317 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
6318 __GXX_EXPERIMENTAL_CXX0X__.
6319 * doc/cpp.texi: Same.
6321 2007-01-05 Richard Guenther <rguenther@suse.de>
6324 * tree.c (get_narrower): Do not construct COMPONENT_REFs
6325 with mismatched types. Instead explicitly build a
6326 conversion NOP_EXPR.
6328 2007-01-05 Ian Lance Taylor <iant@google.com>
6330 * c-common.c (decl_with_nonnull_addr_p): New function.
6331 (c_common_truthvalue_conversion): Call it.
6332 * c-typeck.c (build_binary_op): Likewise.
6333 * c-common.h (decl_with_nonnull_addr_p): Declare.
6335 2007-01-05 Jakub Jelinek <jakub@redhat.com>
6338 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
6341 2007-01-05 Joel Brobecker <brobecker@adacore.com>
6343 * doc/install.texi (Final install): Document the fact that
6344 the GNAT runtime should not be stripped.
6346 2007-01-04 Jan Hubicka <jh@suse.cz>
6348 * tree-inline.c (fold_marked_statements): Update operand caches
6349 and EH after folding
6351 2007-01-04 Ian Lance Taylor <iant@google.com>
6353 * c-common.c (check_function_nonnull): Whitespace fix.
6355 2007-01-04 Jan Hubicka <jh@suse.cz>
6357 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
6358 comitted older version of patch.
6359 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
6360 function, celanup cfg and collect garbage.
6362 2007-01-04 Mike Stump <mrs@apple.com>
6364 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
6367 2007-01-04 Eric Christopher <echristo@apple.com>
6369 * libgcc2.c (__bswapsi2): Use SItype.
6370 (__bswapdi2): Use DItype.
6371 * libgcc2.h: Update for above.
6373 2007-01-04 Paul Brook <paul@codesourcery.com>
6375 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
6376 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
6377 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
6378 umulsidi3, umulsidi3adddi, smulsi3_highpart,
6379 umulsi3_highpart): Make conditional on !arm_arch6.
6380 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
6381 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
6382 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
6383 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
6384 umulsi3_highpart_v6): New insns.
6386 2007-01-04 Roger Sayle <roger@eyesopen.com>
6388 * fold-const.c (fold_convert): When casting an expression to void,
6389 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
6390 have a type. Instead of attempting to build a NOP_EXPR, return
6391 these "special" trees directly.
6393 2007-01-04 Joseph Myers <joseph@codesourcery.com>
6395 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
6396 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
6397 rs6000_cost->fp not 0 as adjustment for outer NEG.
6399 2007-01-04 Jan Hubicka <jh@suse.cz>
6401 * cgraph.c (cgraph_release_function_body): New function.
6402 (cgraph_remove_node): Use it.
6403 * cgraph.h (cgraph_release_function_body): Declare.
6404 * cgraphunit.c (cgraph_expand_function): Use it.
6405 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
6406 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
6407 is initialized and while compilation of other function is running.
6408 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
6409 statement CFG annotations from here to ...
6410 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
6412 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
6414 * cfgloop.h (enum li_flags): Make the constants powers of two.
6416 2007-01-04 Jan Hubicka <jh@suse.cz>
6418 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6420 (fold_marked_statements): New function.
6421 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6422 * tree-inline.h (copy_body_data): Add statements_to_fold.
6424 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6426 * config.gcc: Mention libgcc/config.host.
6427 * Makefile.in: Update comments mentioning libgcc.
6428 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6429 (all.cross, start.encap, rest.encap, rest.cross): Update
6430 dependencies for libgcc move.
6431 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6432 (clean-target, clean-target-libgcc): Delete.
6433 (srcdirify, GCC_EXTRA_PARTS): New macros.
6434 (libgcc-support, libgcc.mvars): New rules.
6435 (distclean): Remove mention of mklibgcc.
6436 (install): Don't reference INSTALL_LIBGCC.
6437 (install-common): Don't reference EXTRA_PARTS.
6438 (install-libgcc, install-multilib): Delete rules.
6439 * mklibgcc.in: Delete file.
6440 * doc/configfiles.texi: Don't mention mklibgcc.
6442 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6443 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6444 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6445 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6446 (mklibgcc, ldblspecs): Likewise.
6448 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6449 (posixpre.def): Use $(T).
6450 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6451 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6452 (SHLIB_LINK): Make dummy.
6453 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6455 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6457 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6458 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6459 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6460 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6462 * configure.ac (all_outputs): Remove mklibgcc.
6463 * configure: Regenerated.
6465 2007-01-03 Josh Conner <jconner@apple.com>
6468 * calls.c (compute_argument_addresses): Set stack and stack_slot
6469 for partial args, too.
6470 (store_one_arg): Use locate.size.constant for the size when
6471 generating a save_area.
6473 2007-01-03 Robert Kennedy <jimbob@google.com>
6475 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6476 whose definitions are deleted due to basic block merging.
6478 2007-01-03 Paul Brook <paul@codesourcery.com>
6481 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6483 (use_return_insn): Return 0 for Thumb interrupt functions.
6484 (print_multi_reg): Add rfe argument for IRQ returns.
6485 (arm_output_epilogue): Pop interrupt return address directly into PC.
6486 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6488 2007-01-03 Paul Brook <paul@codesourcery.com>
6490 Merge from sourcerygxx-4_1.
6491 * config/arm/thumb2.md: New file.
6492 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6494 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6495 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6496 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6497 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6499 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6500 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6502 * config/arm/ieee754-sf.S: Ditto.
6503 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6504 (thumb1_base_register_rtx_p): ... to this.
6505 (thumb_index_register_rtx_p): Rename...
6506 (thumb1_index_register_rtx_p): ... to this.
6507 (thumb_output_function_prologue): Rename...
6508 (thumb1_output_function_prologue): ... to this.
6509 (thumb_legitimate_address_p): Rename...
6510 (thumb1_legitimate_address_p): ... to this.
6511 (thumb_rtx_costs): Rename...
6512 (thumb1_rtx_costs): ... to this.
6513 (thumb_compute_save_reg_mask): Rename...
6514 (thumb1_compute_save_reg_mask): ... to this.
6515 (thumb_final_prescan_insn): Rename...
6516 (thumb1_final_prescan_insn): ... to this.
6517 (thumb_expand_epilogue): Rename...
6518 (thumb1_expand_epilogue): ... to this.
6519 (arm_unwind_emit_stm): Rename...
6520 (arm_unwind_emit_sequence): ... to this.
6521 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6522 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6523 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6524 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6525 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6526 thumb2_output_casesi): New functions.
6527 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6528 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6529 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6530 THUMB2_WORK_REGS): Define.
6531 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6532 arm_condexec_mask, arm_condexec_masklen)): New variables.
6533 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6534 (arm_override_options): Check new CPU capabilities.
6535 Set new architecture flag variables.
6536 (arm_isr_value): Handle v7m interrupt functions.
6537 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6539 (const_ok_for_arm): Handle Thumb-2 constants.
6540 (arm_gen_constant): Ditto. Use movw when available.
6541 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6543 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6544 (thumb_find_work_register, arm_load_pic_register,
6545 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6546 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6547 print_multi_reg, output_mov_long_double_fpa_from_arm,
6548 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6549 output_mov_double_fpa_from_arm, output_move_double,
6550 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6551 output_return_instruction, arm_output_function_prologue,
6552 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6553 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6554 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6555 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6556 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6557 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6559 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6560 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6561 (arm_file_start): Output directive for unified syntax.
6562 (arm_unwind_emit_set): Handle stack alignment instruction.
6563 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6564 Add v6t2, v7, v7a, v7r and v7m.
6565 (RETLDM): Add Thumb-2 code.
6566 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6567 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6568 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6569 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6570 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6571 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6572 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6573 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6574 ADJUST_INSN_LENGTH): Define.
6575 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6576 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6577 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6578 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6579 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6580 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6581 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6582 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6583 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6584 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6585 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6586 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6587 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6588 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6589 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6590 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6591 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6593 * config/arm/arm-tune.md: Regenerate.
6594 * config/arm/arm-protos.h: Update prototypes.
6595 * config/arm/vfp.md: Enable patterns for Thumb-2.
6596 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6597 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6598 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6599 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6600 * config/arm/libunwind.S: Add Thumb-2 code.
6601 * config/arm/constraints.md: Update include Thumb-2.
6602 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6603 * config/arm/ieee754-df.S: Ditto.
6604 * config/arm/bpabi.S: Ditto.
6605 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6606 * config/arm/predicates.md (low_register_operand,
6607 low_reg_or_int_operand, thumb_16bit_operator): New.
6608 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6609 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6610 * config/arm/t-arm-elf: Add armv7 multilib.
6611 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6613 (UNSPEC_STACK_ALIGN, ce_count): New.
6614 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6615 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6617 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6618 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6619 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6620 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6621 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6622 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6624 * doc/extend.texi: Document ARMv7-M interrupt functions.
6625 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6627 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6629 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6630 (struct _Unwind_Context): Rename args_size to flags, remove
6631 signal_frame field, add a new args_size field and version field.
6632 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6633 _Unwind_IsExtendedContext): New inline functions.
6634 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6635 Assume by_value array is only present if _Unwind_IsExtendedContext.
6636 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6637 _Unwind_IsSignalFrame.
6638 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6639 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6640 (uw_init_context_1): Initialize context->flags to
6641 EXTENDED_CONTEXT_BIT.
6642 * config/rs6000/linux-unwind.h (frob_update_context): Use
6643 _Unwind_SetSignalFrame.
6645 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6648 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6649 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6652 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6654 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6655 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6656 RET, AT_SP): Remove.
6657 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6660 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6661 * cfgbuild.c (find_basic_blocks): Likewise.
6662 * cfgrtl.c (rtl_create_basic_block): Likewise.
6663 * function.c (temp_slots_at_level): Likewise.
6664 * reg-stack.c (stack_regs_mentioned): Likewise.
6665 * regclass.c (allocate_reg_info): Likewise.
6666 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6667 set_bb_for_stmt, move_block_to_fn): Likewise.
6668 * tree-complex.c (tree_lower_complex): Likewise.
6669 * vec.h (VEC_safe_grow_cleared): New.
6671 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6673 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6675 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6676 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6678 * cfgloopmanip.c (scale_loop_frequencies): Export.
6679 (loopify): Scale the frequencies by prescribed coefficients.
6680 (set_zero_probability): New function.
6681 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6682 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6683 and frequencies according to arguments.
6684 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6686 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6687 * modulo-sched.c (sms_schedule): Set probabilities for entering
6688 versioned loop correctly.
6689 * tree-vect-transform.c (vect_transform_loop): Ditto.
6690 * cfgloop.h (loopify, loop_version): Declaration changed.
6691 (scale_loop_frequencies): Declared.
6693 2007-01-02 Jan Hubicka <jh@suse.cz>
6695 * cgraph.c: Include tree-flow.h
6696 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6698 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6699 * tree-pass.h (pass_all_early_optimizations): Declare.
6700 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6702 (cgraph_analyze_function): Do early_local_passes.
6703 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6704 Do not add referenced vars.
6705 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6707 (gate_all_early_local_passes): New gate.
6708 (pass_early_local_passes): Use new gate.
6709 (execute_early_local_optimizations): New functions.
6710 (gate_all_early_optimizations): New gate.
6711 (pass_all_early_optimizations): New pass.
6712 (execute_free_datastructures): Free SSA only when initialized.
6713 (gate_init_datastructures): Init only when optimizing.
6714 (tree_lowering_passes): Do early local passes when called late.
6715 * tree-profile.c (do_tree_profiling): Don't profile functions added
6717 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6718 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6720 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6721 during early_local_passes.
6722 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6725 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6727 * Makefile.in: Update copyright year.
6729 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6731 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6732 in $(lang_checks) and check-consistency targets.
6734 2007-01-02 Jan Hubicka <jh@suse.cz>
6736 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6737 Do not add referenced vars.
6738 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6740 * passes.c (init_optimization_passes): Put mudflap_2 after
6741 free_datastructures.
6743 2007-01-02 Jan Hubicka <jh@suse.cz>
6745 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6746 Set NOTHROW flag on call statements proved to be nothrow.
6747 Update statement of local calls so new pure/const functions are
6748 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6750 (tree_rest_of_compilation): Register hooks and initialize bitmap
6751 early. Do not set after_inlining flag.
6753 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6755 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6756 HOST_BITS_PER_LONGLONG
6758 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6761 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6762 warning for non-static initializers.
6764 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6766 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6767 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6768 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6769 Always use set_unique_reg_note to add REG_EQUAL notes.
6771 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6774 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6776 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6777 * cfgbuild.c (find_basic_blocks): Likewise.
6778 * cfgrtl.c (rtl_create_basic_block): Likewise.
6779 * function.c (temp_slots_at_level): Likewise.
6780 * reg-stack.c (stack_regs_mentioned): Likewise.
6781 * regclass.c (allocate_reg_info): Likewise.
6782 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6783 set_bb_for_stmt, move_block_to_fn): Likewise.
6784 * tree-complex.c (tree_lower_complex): Likewise.
6785 * vec.h (VEC_safe_grow_cleared): New.
6787 2007-01-02 Ian Lance Taylor <iant@google.com>
6789 * c-common.c (c_common_truthvalue_conversion): When warning about
6790 using an assignment as a truth value, set TREE_NO_WARNING.
6792 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6795 * c.opt (Wold-style-declaration): New.
6796 * doc/invoke.texi (C-only Warning Options): New.
6797 (Wold-style-declaration): Document it.
6798 (Wextra): Enabled by -Wextra.
6799 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6800 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6801 -Wold-style-declaration.
6803 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6805 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6806 * cfgbuild.c (find_basic_blocks): Likewise.
6807 * cfgrtl.c (rtl_create_basic_block): Likewise.
6808 * function.c (temp_slots_at_level): Likewise.
6809 * reg-stack.c (stack_regs_mentioned): Likewise.
6810 * regclass.c (allocate_reg_info): Likewise.
6811 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6812 set_bb_for_stmt, move_block_to_fn): Likewise.
6813 * tree-complex.c (tree_lower_complex): Likewise.
6814 * vec.h (VEC_safe_grow_cleared): New.
6816 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6818 * c-common.c (c_common_nodes_and_builtins): Since variants of
6819 void_type_node get built before it is given a name, we need to
6820 give those variants the name, too.
6821 (complete_array_type): We need to work with the canonical main
6822 type of the array, from which we will build the qualified version.
6823 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6824 * print-tree.c (print_node): Display canonical type information
6826 * stor-layout.c (layout_type): When we don't know the
6827 alignment of a type for which we're building an array, we end up
6828 guessing wrong, so make the type require structural equality.
6829 * tree.c (make_node_stat): When we build a new type, it is its
6831 (build_type_attribute_qual_variant): When building an attribute
6832 variant, its canonical type is the non-attribute variant. However,
6833 if the attributes are target-dependent and they differ, we need to
6834 use structural equality checks for this type.
6835 (build_qualified_type): A qualified type is not equivalent to its
6836 unqualified variant; set the canonical type appropriately.
6837 (build_distinct_type_copy): When building a distinct type from
6838 another type, the new type is its own canonical type.
6839 (build_variant_type_copy): When building a new type variant, we
6840 assume that it is equivalent to the original type.
6841 (build_pointer_type_for_mode): When building a pointer type, also
6842 build a canonical type pointer.
6843 (build_reference_type_for_mode): When building a reference type,
6844 also build a canonical type reference.
6845 (build_index_type): When we can't hash an index type (e.g.,
6846 because its maximum value is negative), the index type requires
6847 structural equality tests.
6848 (build_array_type): Build the canonical form of an array type.
6849 (build_function_type): Function types require structural equality,
6850 because they contain default arguments, attributes, etc.
6851 (build_method_type_directly): Ditto for method types.
6852 (build_offset_type): Build the canonical offset type.
6853 (build_complex_type): Build the canonical vector type.
6854 (make_vector_type): Build the canonical vector type.
6855 * tree.h (TYPE_CANONICAL): New.
6856 (TYPE_STRUCTURAL_EQUALITY_P): New.
6857 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6858 (struct tree_type): Added "canonical" field.
6859 * params.h (VERIFY_CANONICAL_TYPES): New.
6860 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6861 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6862 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6863 * doc/invoke.texi (verify-canonical-types): Document --param
6864 parameter for verifying canonical types.
6866 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6868 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6869 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6870 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6871 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6873 * config/rs6000/e500.h: New.
6874 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6875 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6877 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6878 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6879 TARGET_E500_DOUBLE): Remove.
6880 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6881 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6882 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6883 * config/rs6000/rs6000.c (rs6000_override_options): Use
6886 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6888 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6889 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6890 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6891 rs6000_emit_cmove): Don't check TARGET_E500.
6892 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6893 sordered): Don't check TARGET_E500.
6895 2007-01-01 Eric Christopher <echristo@apple.com>
6897 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6898 HARD_REGISTER_NUM_P.
6900 2007-01-01 Roger Sayle <roger@eyesopen.com>
6902 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6903 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6904 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6907 2007-01-01 Mike Stump <mrs@apple.com>
6909 * configure.ac: Remove support for building with Apple's gcc-3.1.
6911 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6914 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6915 REG is a hard register. Do not modify REG before calling
6917 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6918 multiple of the size of YMODE for certain lowpart cases.
6920 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6923 * gimplify (voidify_wrapper_expr): Update for
6926 2007-01-01 Andreas Schwab <schwab@suse.de>
6929 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6930 save of BR0 in extra_spill_size instead of spill_size.
6931 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6933 (ia64_expand_epilogue): Restore BR0 from its new location.
6935 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6937 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6938 Use a temporary variable if the left hand side is not a gimple
6941 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6943 * gimplify.c (gimplify_return_expr): Make the temporary variable
6944 for the return expression, a gimple register variable.
6946 2007-01-01 Jan Hubicka <jh@suse.cz>
6948 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6951 2007-01-01 Mike Stump <mrs@apple.com>
6953 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6955 * config/darwin.c (machopic_select_rtx_section): Use
6957 (darwin_mergeable_constant_section): Likewise.
6958 * configure: Regenerate.
6959 * config.in: Regenerate.
6961 2007-01-01 Jan Hubicka <jh@suse.cz>
6962 Andrew Pinski <pinskia@gmail.com>
6964 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6965 before starting IPA passes.