1 2007-02-26 Mark Mitchell <mark@codesourcery.com>
3 * c-decl.c (static_ctors): Move to c-common.c.
4 (static_dtors): Likewise.
5 (finish_function): Use c_record_cdtor_fn.
6 (build_cdtor): Move to c-common.c.
7 (c_write_global_declarations): Use c_build_cdtor_fns.
8 * c-common.h (static_ctors): Declare.
9 (static_dtors): Likewise.
10 (c_record_cdtor_fn): Likewise.
11 (c_build_cdtor_fns): Likewise.
12 * c-common.c (static_ctors): New variable.
13 (static_dtors): Likewise.
14 (c_record_cdtor_fn): New function.
15 (build_cdtor): Move from c-decl.c
16 (c_build_cdtor_fns): New function.
18 * output.h (assemble_addr_to_section): Declare.
19 (get_cdtor_priority_section): Likewise.
20 * varasm.c (assemble_addr_to_section): New function.
21 (get_cdtor_priority_section): Likewise.
22 (default_named_section_asm_out_destructor): Use them.
23 (destor_dtor_section_asm_out_destructor): Likewise.
24 (default_named_section_asm_out_constructor): Likewise.
25 (default_ctor_section_asm_out_constructor): Likewise.
26 * config.gcc (*-*-vxworks*): Include vxworks.o.
27 * config/t-vxworks (vxworks.o): New target.
28 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
29 (TARGET_ASM_CONSTRUCTOR): Define.
30 (TARGET_ASM_DESTRUCTOR): Likewise.
31 (vxworks_asm_out_constructor): Declare.
32 (vxworks_asm_out_destructor): Likewise.
34 * c-common.c (get_priority): Check that we have not just an
35 INTEGER_CST, but an integer constant with integeral type.
37 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
39 PR tree-optimization/30938
40 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
41 use &dt[nargs-1] instead of &dt[nargs] in the call to
44 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
46 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
47 from register elimination as PRE_MODIFY / POST_MODIFY increments.
48 Do not attempt to handle MEM inside auto-inc expressions.
49 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
50 of a register modified by an auto-inc expression. However, do handle
51 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
52 (elimination_effects): Prohibit elimination of a register modified
53 by an auto-inc expression. Disable register elimination rules whose
54 target register is modified by an auto-inc expression with variable
57 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
59 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
61 (array_at_struct_end_p): New function.
62 (idx_infer_loop_bounds): Use it.
63 (estimate_numbers_of_iterations_loop): Export.
64 * predict.c (predict_loops): Use estimated_loop_iterations_int.
65 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
66 (tree_estimate_probability): Call record_loop_exits.
67 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
68 (estimated_loop_iterations, estimated_loop_iterations_int,
69 estimated_loop_iterations_tree): New functions.
70 (analyze_siv_subscript_cst_affine,
71 compute_overlap_steps_for_affine_1_2,
72 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
73 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
74 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
75 (PRED_LOOP_ITERATIONS_GUESSED): New.
76 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
77 * cfgloop.h (estimate_numbers_of_iterations_loop,
78 estimated_loop_iterations_int): Declare.
80 2007-02-25 Mark Mitchell <mark@codesourcery.com>
82 * doc/extend.texi: Document optional priority argument to
83 constructors and destructors.
84 * tree.c (init_priority_for_decl): Adjust GTY markers.
85 (init_ttree): Use priority-info hash functions for
86 init_priority_for_decl.
87 (tree_map_eq): Rename to ...
88 (tree_map_base_eq): ... this.
89 (tree_map_marked_p): Rename to ...
90 (tree_map_base_marked_p): ... this.
91 (tree_map_base_hash): New function.
92 (decl_init_priority_lookup): Rework.
93 (decl_fini_priority_lookup): New function.
94 (decl_priority_info): New function.
95 (decl_init_priority_insert): Use it.
96 (decl_fini_priority_insert): Likewise.
97 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
99 (decl_restrict_base_insert): Likewise.
100 (decl_debug_expr_insert): Likewise.
101 (decl_value_expr_lookup): Likewise.
102 (decl_value_expr_insert): Likewise.
103 * tree.h (priority_type): New type.
104 (decl_init_priority_lookup): Use priority_type.
105 (decl_fini_priority_lookup): New function.
106 (decl_init_priority_insert): Use priority_type.
107 (decl_fini_priority_insert): New function.
108 (DECL_HAS_INIT_PRIORITY): Tweak comments.
109 (DECL_INIT_PRIORITY): Likewise.
110 (SET_DECL_INIT_PRIORITY): Add comment.
111 (DECL_FINI_PRIORITY): New macro.
112 (SET_DECL_FINI_PRIORITY): Likewise.
113 (DEFAULT_INIT_PRIORITY): Document.
114 (MAX_INIT_PRIORITY): Likewise.
115 (MAX_RESERVED_INIT_PRIORITY): Likewise.
116 (tree_map_base): New type.
117 (tree_map_base_eq): New function.
118 (tree_map_base_hash): Likewise.
119 (tree_map_base_marked_p): Likewise.
120 (tree_map): Inherit from tree_map_base.
121 (tree_map_eq): Make it a macro.
122 (tree_map_marked_p): Likewise.
123 (tree_int_map): Inherit from tree_map_base.
124 (tree_int_map_eq): Make it a macro.
125 (tree_int_map_hash): Likewise.
126 (tree_int_map_marked_p): Likewise.
127 (tree_priority_map): New type.
128 (tree_priority_map_eq): New macro.
129 (tree_priority_map_hash): Likewise.
130 (tree_priority_map_marked_p): Likewise.
131 * varasm.c (emults_decl): Adjust for refactoring of tree_map
133 (emutls_common_1): Likewise.
134 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
135 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
136 of tree_map hierarchy.
137 * tree-cfg.c (move_stmt_r): Likewise.
138 (new_label_mapper): Likewise.
139 * c-tree.h (c_expand_body): Move to ...
140 * c-common.h (c_expand_body): ... here.
141 * c-decl.c (c_expand_body): Move to ...
142 * c-common.c (c_expand_body): ... here.
143 (c_common_attribute_table): Allow 1 argument for the constructor
144 and destructor attributes.
145 (get_priority): New function.
146 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
147 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
149 2007-02-24 Jan Hubicka <jh@suse.cz>
152 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
154 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
155 Jan Hubicka <jh@suse.cz>
158 * i386.c (counter_mode): New function.
159 (expand_set_or_movmem_via_loop): Use it.
160 (expand_movmem_epilogue): Likewise; fix pasto.
161 (ix86_expand_movmem): Do emit guard even for constant counts.
162 (ix86_expand_setmem): Likewise.
164 2007-02-25 Nick Clifton <nickc@redhat.com>
166 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
167 (JUMP_TABLES_IN_TEXT_SECTION): Define.
169 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
172 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
173 count argument with 0x10, not with 0x16.
174 (expand_setmem_epilogue): Ditto.
176 2007-02-24 Mike Stump <mrs@apple.com>
178 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
181 2007-02-24 Richard Guenther <rguenther@suse.de>
184 * fold-const.c (fold_binary): Fold x +- CST op x for
187 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
189 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
191 2007-02-24 Jan Hubicka <jh@suse.cz>
193 * cgraphunit.c (decide_is_function_needed): Honor
194 -fkeep-inline-functions.
196 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
198 * builtins.c (fold_builtin_modf): New.
199 (fold_builtin_2): Use it.
201 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
203 * loop-iv.c (implies_p): Detect additional cases where A implies B.
204 (determine_max_iter): Take additional LOOP arg; all callers changed.
205 Lose broken logic dealing with PLUS. Try to limit the upper bound by
206 one using simplifications.
207 (simplify_using_initial_values): Return if the expression becomes
208 invalid due to altered regs.
210 2007-02-23 DJ Delorie <dj@redhat.com>
212 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
214 2007-02-23 Mike Stump <mrs@apple.com>
216 * tlink.c (scan_linker_output): Parse linker messages from
217 darwin9's linker better.
219 2007-02-23 Steve Ellcey <sje@cup.hp.com>
222 * varpool.c (varpool_assemble_pending_decls): Set
223 varpool_last_needed_node to null.
225 2007-02-23 DJ Delorie <dj@redhat.com>
227 * config/i386/i386.c (ix86_data_alignment): Don't specify an
228 alignment bigger than the object file can handle.
230 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
233 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
234 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
235 (*movsf_1): Penalize MMX moves.
237 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
239 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
240 2^32-1 or more times unless flag_unsafe_loop_optimizations.
242 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
244 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
246 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
247 (fold_builtin_1): Use them.
248 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
249 BUILT_IN_SIGNIFICAND.
251 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
253 * config/i386/i386.c (bdesc_1arg): Initialize
254 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
255 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
256 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
257 and IX86_BUILTIN_MOVSLDUP.
259 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
261 PR rtl-optimization/30841
262 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
264 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
266 * builtins.c (fold_builtin_frexp): New.
267 (fold_builtin_2): Use it.
269 2007-02-22 Mark Mitchell <mark@codesourcery.com>
271 * doc/invoke.texi (Spec Files): Document getenv spec function.
273 * gcc.c (getenv_spec_function): New function.
274 (static_spec_functions): Add it.
275 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
276 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
279 2007-02-22 Michael Matz <matz@suse.de
282 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
283 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
285 2007-02-22 Ian Lance Taylor <iant@google.com>
288 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
289 (mem_loc_descriptor): Call it.
291 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
292 Ira Rosen <irar@il.ibm.com>
294 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
296 2007-02-22 Ira Rosen <irar@il.ibm.com>
298 PR tree-optimization/30843
299 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
300 stores only after all the group is vectorized.
302 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
304 PR tree-optimization/30858
305 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
306 in the reduction cycle have a single use in the loop.
307 * tree-vectorizer.h (relevant): Add documentation.
309 2007-02-20 Mike Stump <mrs@apple.com>
311 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
312 * configure: Regenerate.
314 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
316 Change the defaults of some parameters and options.
317 * config/spu/spu-protos.h (spu_optimization_options): Declare.
318 * config/spu/spu.c (spu_optimization_options): Add.
319 (spu_override_options): Change params in spu_optimization_options.
320 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
322 Register 127 is only 16 byte aligned when used as a frame pointer.
323 * config/spu/spu-protos.h (spu_init_expanders): Declare.
324 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
325 HARD_FRAME_POINTER_REGNUM.
326 (spu_legitimate_address): Use regno_aligned_for_reload.
327 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
328 aligned when frame_pointer_needed is true.
329 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
331 * config/spu/spu.h (INIT_EXPANDERS): Define.
333 Make sure shift and rotate instructions have valid immediate operands.
334 * config/spu/predicates.md (spu_shift_operand): Remove.
335 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
336 * config/spu/constraints.md (W, O): Extend range.
337 * config/spu/spu.md (umask, nmask): Define.
338 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
339 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
340 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
341 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
342 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
343 (lshr<mode>3_reg): Fix rtl description.
345 Make sure mulhisi immediate operands are valid.
346 * config/spu/predicates.md (imm_K_operand): Add.
347 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
349 Generate constants using fsmbi and andi.
350 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
351 (print_operand, spu_split_immediate, classify_immediate,
352 fsmbi_const_p): Handle IC_FSMBI2.
354 Correctly handle a CONST_VECTOR containing symbols.
355 * config/spu/spu.c (print_operand): Handle HIGH correctly.
356 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
357 (immediate_load_p): Allow symbols that use 2 instructions to create.
358 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
359 with symbols when flag_pic is set.
360 (const_vector_immediate_p): New.
361 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
362 accept a CONST_VECTOR with symbols.
363 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
364 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
366 * config/spu/spu.md (high, low): Delete.
367 (low_<mode>): Define.
369 Remove INTRmode and INTR_REGNUM, which didn't work.
370 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
372 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
373 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
374 peephole2 pattern): Don't use INTR or 131.
376 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
377 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
378 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
379 (UNSPEC_SET_INTR): Add.
380 * config/spu/spu-modes.def (INTR): Remove.
382 More accurate warnings about run-time relocations.
383 * config/spu/spu.c (reloc_diagnostic): Test in_section.
385 Correctly warn about immediate arguments to specific intrinsics.
386 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
387 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
388 the instruction predicate.
390 Fix tree check errors with latest update.
391 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
393 (spu_expand_builtin): Use CALL_EXPR_FN.
395 Add missing specific intrinsics.
396 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
398 * config/spu/spu_internals.h: Ditto.
400 Fix incorrect operand modifiers.
401 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
402 * config/spu/spu.md (xor<mode>3): Change %S to %J.
404 Optimize one case of zero_extend of a vec_select.
405 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
407 Accept any immediate for hbr.
408 * config/spu/spu.md (hbr): Change s constraints to i.
410 2007-02-21 Paul Brook <paul@codesourcery.com>
412 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
413 condexec_count when skipping USE and CLOBBER.
415 2007-02-21 Nick Clifton <nickc@redhat.com>
417 * common.opt (Warray-bounds): Add Warning attribute.
418 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
420 (fsized-zeroes): Add Optimization attribute.
421 (fsplit-wide-types, ftree-scev-cprop): Likewise.
422 * c.opt (Wc++0x-compat): Add Warning attribute.
424 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
427 * reload1.c (eliminate_regs_in_insn): In the single_set special
428 case, attempt to re-recognize the insn before falling back to
429 having reload fix it up.
431 2007-02-20 Eric Christopher <echristo@gmail.com>
433 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
435 (frv_read_iacc_argument): Ditto.
436 (frv_expand_set_builtin): Take a call instead of arglist, update for
438 (frv_expand_unop_builtin): Ditto.
439 (frv_expand_binop_builtin): Ditto.
440 (frv_expand_cut_builtin): Ditto.
441 (frv_expand_binopimm_builtin): Ditto.
442 (frv_expand_voidbinop_builtin): Ditto.
443 (frv_expand_int_void2arg): Ditto.
444 (frv_expand_prefetches): Ditto.
445 (frv_expand_voidtriop_builtin): Ditto.
446 (frv_expand_voidaccop_builtin): Ditto.
447 (frv_expand_load_builtin): Ditto.
448 (frv_expand_store_builtin): Ditto.
449 (frv_expand_mdpackh_builtin): Ditto.
450 (frv_expand_mclracc_builtin): Ditto.
451 (frv_expand_mrdacc_builtin): Ditto.
452 (frv_expand_mwtacc_builtin): Ditto.
453 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
456 2007-02-20 Janis Johnson <janis187@us.ibm.com>
458 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
459 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
461 (HAVE_GAS_DFP): Check for assembler support of decimal floating
463 * configure: Regenerate.
464 * config.in: Regenerate.
465 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
466 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
467 masks to power6 and power6x and to POWERPC_MASKS.
468 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
470 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
471 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
472 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
473 Access PROTOTYPE as variable, not mask.
475 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
477 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
478 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
479 * combine.c (adjust_for_new_dest): Use it.
480 * postreload.c (reload_combine): Likewise.
482 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
484 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
485 notes on an insn with multiple sets, even if single_set returns
486 non-NULL for that insn.
488 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
490 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
493 2007-02-20 Geoffrey Keating <geoffk@apple.com>
495 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
496 if user didn't pass it.
497 * config/i386/darwin.h (CC1_SPEC): Likewise.
498 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
499 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
500 -mmacosx-version-min.
502 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
503 Uros Bizjak <ubizjak@gmail.com>
505 * optabs.h (enum optab_index): Add new OTI_scalb.
506 (scalb_optab): Define corresponding macro.
507 * optabs.c (init_optabs): Initialize scalb_optab.
508 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
510 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
511 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
512 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
513 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
514 flag_unsafe_math_optimizations is set.
516 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
517 to implement scalbf, scalb and scalbl built-ins as inline x87
520 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
521 DJ Delorie <dj@redhat.com>
524 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
525 (diagnostic_report_diagnostic): ... here, and turn them into real
526 errors. If warnings are inhibited, no need to do anything.
528 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
530 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
531 better code generation.
533 2007-02-20 Ben Elliston <bje@au.ibm.com>
535 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
537 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
539 * config/alpha/alpha.c, config/alpha/alpha.md,
540 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
541 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
542 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
543 config/arm/lib1funcs.asm: Follow spelling conventions.
545 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
546 config/fr30/fr30.md, config/i386/i386.h,
547 config/iq2000/iq2000.h, config/iq2000/predicates.md,
548 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
549 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
550 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
551 config/rs6000/altivec.md, config/rs6000/rs6000.c,
552 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
553 config/sparc/sparc.c, config/sparc/sparc.h,
554 config/sparc/sparc.md, config/spu/constraints.md,
555 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
558 2007-02-20 Alan Modra <amodra@bigpond.net.au>
561 * varasm.c (use_blocks_for_decl_p): Return false for decls with
564 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
566 * doc/invoke.texi (-ftree-lrs): Remove.
568 2007-02-19 Diego Novillo <dnovillo@redhat.com>
570 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
573 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
575 * config/ia64/ia64.c (ia64_expand_builtin): Use the
576 new CALL_EXPR_FN macro for retrieving the function
577 declaration of the input expression.
579 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
581 * c.opt (Waddress): New.
582 * common.opt (Walways-true): Delete.
583 (Wstring-literal-comparison): Delete.
584 * doc/invoke.texi (Warning Options): Delete -Walways-true and
585 -Wstring-literal-comparison. Add -Waddress.
587 (Walways-true): Delete.
588 (Wstring-literal-comparison): Delete.
589 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
590 consistently instead of -Walways-true in example.
591 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
592 * c-typeck.c (parser_build_binary_op): Replace
593 -Wstring-literal-comparison and -Walways-true with -Waddress.
594 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
597 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
599 * tree-cfg.c (dump_function_to_file): Be prepared for functions
600 without DECL_STRUCT_FUNCTION initialized.
602 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
604 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
605 due to calls to functions taking pointers as parameters.
607 2007-02-19 Richard Henderson <rth@redhat.com>
610 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
613 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
615 * config/s390/s390.c (s390_call_saved_register_used,
616 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
617 accessed to the new scheme.
619 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
621 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
622 (cris_print_index, cris_print_operand, cris_print_operand_address)
623 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
624 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
625 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
627 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
628 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
629 GO_IF_LEGITIMATE_ADDRESS): Ditto.
630 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
631 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
632 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
633 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
634 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
635 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
636 (uminsi3, call, call_value): Ditto.
637 (define_split: indir_to_reg_split, unnamed): Ditto.
639 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
641 PR tree-optimization/30975
642 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
645 2007-02-18 Eric Christopher <echristo@gmail.com>
647 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
648 Remove use of arglist.
649 (mips_expand_builtin): Remove use of arglist, pass in expr.
650 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
651 (mips_expand_builtin_movtf): Ditto.
652 (mips_expand_builtin_compare): Ditto.
654 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
656 * tree-sra.c (sra_build_assignment): Replace assertion
657 checking with a comment explaining why it can't be done.
659 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
662 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
663 during CALL_EXPR representation conversion.
664 * tree-ssa-propagate.c (set_rhs): Likewise.
666 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
668 * tree-sra.c (sra_build_assignment): Disable assertion checking
671 2007-02-18 Roger Sayle <roger@eyesopen.com>
673 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
674 instead of calling build2 with a GIMPLE_MODIFY_STMT.
675 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
677 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
678 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
679 gimplify_init_ctor_eval_range, gimple_push_cleanup,
680 gimplify_omp_for, gimplify_omp_atomic_pipeline,
681 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
682 force_gimple_operand): Likewise.
683 * ipa-cp.c (constant_val_insert): Likewise.
684 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
685 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
686 perfect_nestify): Likewise.
687 * langhooks.c (lhd_omp_assignment): Likewise.
688 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
689 lower_copyprivate_clauses, lower_send_clauses,
690 lower_send_shared_vars, expand_parallel_call,
691 expand_omp_for_generic, expand_omp_for_static_nochunk,
692 expand_omp_for_static_chunk, expand_omp_sections,
693 lower_omp_single_copy, lower_omp_for_lastprivate,
694 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
695 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
696 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
699 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
701 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
702 config/sh/sh.md: Follow spelling conventions.
704 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
705 config/frv/predicates.md: Follow spelling conventions.
707 * config/m68k/linux-unwind.h: Fix a comment typo.
708 * target.h: Follow spelling conventions.
710 2007-02-18 Roger Sayle <roger@eyesopen.com>
712 PR rtl-optimization/28173
713 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
714 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
715 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
716 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
717 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
719 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
721 * builtins.c (fold_builtin_load_exponent): New.
722 (fold_builtin_2): Use it.
724 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
726 PR rtl-optimization/30773
727 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
728 if we fail to attach a REG_EQUIV note.
730 2007-02-18 David Edelsohn <edelsohn@gnu.org>
731 Roger Sayle <roger@eyesopen.com>
733 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
735 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
737 * calls.c (initialize_argument_information): Pass original EXP
738 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
739 code to split complex arguments here, as part of initializing the
741 (expand_call): Remove code that builds a list of arguments and
742 inserts implicit arguments into it. Instead, just count how many
743 implicit arguments there will be so we can determine the size of
744 the ARGS array, and let initialize_argument_information do the work.
745 (split_complex_values): Delete unused function.
747 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
749 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
751 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
753 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
754 for arg pointer based indexed addressing.
756 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
758 * config/ia64/ia64.h, config/ia64/ia64.md,
759 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
760 spelling conventions.
762 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
764 * config/m68k/m68k.c (split_di): New.
765 * config/m68k/m68k-protos.h: Declare split_di.
766 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
767 Improve predicate handling and split constant shifts.
769 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
771 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
772 parameter for register bitfield operations, general predicates
775 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
777 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
778 * config/m68k/linux-unwind.h: New file.
780 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
782 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
783 config/i386/athlon.md, config/ia64/ia64.md,
784 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
785 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
786 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
787 tree-ssa-loop-niter.c, tree-vect-analyze.c,
788 tree-vect-transform.c: Fix comment typos.
790 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
792 * sched-deps.c (find_insn_list): Remove.
793 * sched-int.h: Remove the prototype for find_insn_list.
795 2007-02-16 Geoffrey Keating <geoffk@apple.com>
797 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
799 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
800 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
801 darwin_rs6000_override_options.
802 (C_COMMON_OVERRIDE_OPTIONS): Expect
803 darwin_macosx_version_min to be non-NULL always.
804 (TARGET_C99_FUNCTIONS): Likewise.
805 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
806 (DARWIN_MINVERSION_SPEC): New.
807 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
808 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
810 (DARWIN_MINVERSION_SPEC): New.
811 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
813 * config/darwin-c.c (darwin_cpp_builtins): Expect
814 darwin_macosx_version_min to be non-NULL always.
816 * config/rs6000/rs6000.c: Clean up trailing whitespace.
818 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
820 * config/i386/i386.h (x86_use_xchgb): New.
821 (TARGET_USE_XCHGB): New macro.
822 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
823 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
824 Split after reload into bswaphi for shifts of 8.
825 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
826 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
827 or when optimizing for size.
829 2007-02-16 Richard Guenther <rguenther@suse.de>
830 Christian Bruel <christian.bruel@st.com>
832 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
833 DECLs but prefer SSA_NAMEs over DECLs.
835 2007-02-16 Richard Guenther <rguenther@suse.de>
837 * tree-flow-inline.h (single_imm_use_p): Remove.
838 (zero_imm_uses_p): Likewise.
839 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
840 instead of single_imm_use_p.
841 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
844 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
847 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
848 nested double- and backquotes.
850 2007-02-15 Roger Sayle <roger@eyesopen.com>
853 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
854 should be unreachable.
855 (build2_stat): Allow construction of MODIFY_EXPR at any time.
856 For the time being redirect GIMPLE_MODIFY_STMT to the new
857 (renamed) build_gimple_modify_stmt_stat.
858 (build2_gimple_stat): Rename to...
859 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
860 Always build a GIMPLE_MODIFY_STMT node.
861 * tree.h (build2_gimple, build2_gimple_stat): Delete.
862 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
865 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
866 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
867 * tree-complex.c (set_component_ssa_name, expand_complex_move,
868 expand_complex_div_wide): Likewise.
869 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
870 * tree-ssa-loop-im.c (schedule_sm): Likewise.
871 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
872 * tree-ssa-loop-manip.c (create_iv): Likewise.
873 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
874 abs_replacement): Likewise.
875 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
876 realify_fake_stores): Likewise.
878 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
879 node rather than a GIMPLE_MODIFY_STMT node.
880 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
881 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
883 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
884 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
887 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
890 * fold-const.c (fold_comparison): Add back the
891 folding of constant complex comparisions.
893 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
896 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
897 effects unknown to this function, return early.
899 2007-02-15 Ian Lance Taylor <iant@google.com>
901 * lower-subreg.c (move_eh_region_note): New static function.
902 (resolve_simple_move): Call it.
903 (decompose_multiword_subregs): Track blocks for which we resolve a
904 simple move which is also a control flow insn. Pass them to
905 find_many_sub_basic_blocks.
906 (pass_lower_subreg): Add TODO_verify_flow.
907 (pass_lower_subreg2): Likewise.
909 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
910 Brooks Moses <brooks.moses@codesourcery.com>
911 Lee Millward <lee.millward@codesourcery.com>
913 * tree.h (enum tree_code_class): Add tcc_vl_exp.
914 (VL_EXP_CLASS_P): New.
915 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
917 (TREE_OPERAND_CHECK_CODE): Likewise.
918 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
919 (TREE_RTL_OPERAND_CHECK): Likewise.
920 (tree_operand_check_failed): Make second parameter the whole tree
921 instead of its code. Fixed callers.
923 (TREE_OPERAND_LENGTH): New.
924 (VL_EXP_OPERAND_LENGTH): New.
926 (CALL_EXPR_STATIC_CHAIN): New.
927 (CALL_EXPR_ARGS): New.
928 (CALL_EXPR_ARG): New.
929 (call_expr_nargs): New.
930 (CALL_EXPR_ARGP): New.
931 (build_nt_call_list): Declare.
932 (build_vl_exp_stat): Declare.
934 (build_call_list): Declare.
935 (build_call_nary): Declare.
936 (build_call_valist): Declare.
937 (build_call_array): Declare.
938 (call_expr_arg): Declare.
939 (call_expr_argp): Declare.
940 (call_expr_arglist): Declare.
941 (fold_build_call_list): Declare.
942 (fold_build_call_list_initializer): Declare.
943 (fold_call_expr): Declare to replace fold_builtin.
944 (fold_builtin_fputs): Update to agree with modified definition.
945 (fold_builtin_strcpy): Likewise.
946 (fold_builtin_strncpy): Likewise.
947 (fold_builtin_memory_chk): Likewise.
948 (fold_builtin_stxcpy_chk): Likewise.
949 (fold_builtin_strncpy_chk): Likewise.
950 (fold_builtin_next_arg): Likewise.
951 (fold_build_call_expr): Declare.
952 (fold_builtin_call_list): Declare.
953 (fold_builtin_call_valist): Declare.
954 (build_call_expr): Declare.
955 (validate_arglist): Update to agree with modified definition.
956 (tree_operand_length): New.
957 (call_expr_arg_iterator): New.
958 (init_call_expr_arg_iterator): New.
959 (next_call_expr_arg): New.
960 (first_call_expr_arg): New.
961 (more_call_expr_args_p): New.
962 (FOR_EACH_CALL_EXPR_ARG): New.
964 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
966 (tree_code_size): Update documentation. Use sizeof (tree) rather
967 than sizeof (char *).
968 (tree_size): Likewise. Add case for tcc_vl_exp.
969 (tree_node_structure): Add case for tcc_vl_exp.
970 (contains_placeholder_p): Likewise.
971 (substitute_in_expr): Likewise.
972 (substitute_placeholder_in_expr): Likewise.
973 (stabilize_reference_1): Likewise.
974 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
975 to diagnose breakage of this interface for constructing CALL_EXPRs.
976 (build_nt): Add similar assertion here.
977 (build_nt_call_list): New.
978 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
979 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
981 (get_callee_fndecl): Use new CALL_EXPR accessors.
982 (tree_operand_check_failed): Change parameters to pass entire node
983 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
984 (process_call_operands): New.
985 (build_vl_exp_stat): New.
986 (build_call_list): New.
987 (build_call_nary): New.
988 (build_call_valist): New.
989 (build_call_array): New.
990 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
991 (call_expr_arglist): New.
993 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
994 tcc_vl_exp instead of a fixed-size tcc_expression.
996 * doc/c-tree.texi (CALL_EXPR): Document new representation and
997 accessors for CALL_EXPRs.
998 (AGGR_INIT_EXPR): Likewise.
1000 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1001 Brooks Moses <brooks.moses@codesourcery.com>
1002 Lee Millward <lee.millward@codesourcery.com>
1004 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
1005 (expand_builtin_nonlocal_goto): Change parameter to be entire
1006 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
1007 (expand_builtin_prefetch): Likewise.
1008 (expand_builtin_classify_type): Likewise.
1009 (mathfn_built_in): Return NULL_TREE instead of 0.
1010 (expand_errno_check): Use new CALL_EXPR accessors.
1011 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
1012 Return NULL_RTX instead of 0.
1013 (expand_builtin_mathfn_2): Likewise.
1014 (expand_builtin_mathfn_3): Likewise.
1015 (expand_builtin_interclass_mathfn): Likewise.
1016 (expand_builtin_sincos): Likewise.
1017 (expand_builtin_cexpi): Likewise.
1018 (expand_builtin_int_roundingfn): Likewise.
1019 (expand_builtin_int_roundingfn_2): Likewise.
1020 (expand_builtin_pow): Likewise.
1021 (expand_builtin_powi): Likewise.
1022 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
1023 of arglist, fixing callers appropriately. Use new CALL_EXPR
1024 accessors and constructors. Return NULL_RTX instead of 0.
1025 (expand_builtin_strstr): Likewise.
1026 (expand_builtin_strchr): Likewise.
1027 (expand_builtin_strrchr): Likewise.
1028 (expand_builtin_strpbrk): Likewise.
1029 (expand_builtin_memcpy): Likewise.
1030 (expand_builtin_mempcpy): Likewise.
1031 (expand_builtin_mempcpy_args): New.
1032 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
1033 (expand_builtin_memmove_args): New.
1034 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
1035 (expand_movstr): Likewise.
1036 (expand_builtin_strcpy): Likewise.
1037 (expand_builtin_strcpy_args): New.
1038 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
1039 (expand_builtin_strncpy): Likewise.
1040 (expand_builtin_memset): Likewise.
1041 (expand_builtin_memset_args): New.
1042 (expand_builtin_bzero): Similarly to expand_builtin_memset.
1043 (expand_builtin_memcmp): Likewise.
1044 (expand_builtin_strcmp): Likewise.
1045 (expand_builtin_strncmp): Likewise.
1046 (expand_builtin_strcat): Likewise.
1047 (expand_builtin_strncat): Likewise.
1048 (expand_builtin_strspn): Likewise.
1049 (expand_builtin_strcspn): Likewise.
1050 (expand_builtin_args_info): Likewise.
1051 (expand_builtin_va_start): Likewise.
1052 (gimplify_va_arg_expr): Likewise.
1053 (expand_builtin_va_end): Likewise.
1054 (expand_builtin_va_copy): Likewise.
1055 (expand_builtin_frame_address): Likewise.
1056 (expand_builtin_alloca): Likewise.
1057 (expand_builtin_bswap): Likewise.
1058 (expand_builtin_unop): Likewise.
1059 (expand_builtin_fputs): Likewise.
1060 (expand_builtin_expect): Likewise.
1061 (expand_builtin_fabs): Likewise.
1062 (expand_builtin_copysign): Likewise.
1063 (expand_builtin_printf): Likewise.
1064 (expand_builtin_fprintf): Likewise.
1065 (expand_builtin_sprintf): Likewise.
1066 (expand_builtin_init_trampoline): Likewise.
1067 (expand_builtin_signbit): Likewise.
1068 (expand_builtin_fork_or_exec): Likewise.
1069 (expand_builtin_sync_operation): Likewise.
1070 (expand_builtin_compare_and_swap): Likewise.
1071 (expand_builtin_lock_test_and_set): Likewise.
1072 (expand_builtin_lock_release): Likewise.
1073 (expand_builtin): Likewise.
1074 (builtin_mathfn_code): Likewise.
1076 (fold_builtin_constant_p): Pass call arguments individually instead
1077 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1078 accessors and constructors. Return NULL_TREE instead of 0.
1079 (fold_builtin_expect): Likewise.
1080 (fold_builtin_classify_type): Likewise.
1081 (fold_builtin_strlen): Likewise.
1082 (fold_builtin_nan): Likewise.
1083 (integer_valued_real_p): Likewise.
1084 (fold_trunc_transparent_mathfn): Likewise.
1085 (fold_fixed_mathfn): Likewise.
1086 (fold_builtin_cabs): Likewise.
1087 (fold_builtin_sqrt): Likewise.
1088 (fold_builtin_cbrt): Likewise.
1089 (fold_builtin_cos): Likewise.
1090 (fold_builtin_cosh): Likewise.
1091 (fold_builtin_tan): Likewise.
1092 (fold_builtin_sincos): Likewise.
1093 (fold_builtin_cexp): Likewise.
1094 (fold_builtin_trunc): Likewise.
1095 (fold_builtin_floor): Likewise.
1096 (fold_builtin_ceil): Likewise.
1097 (fold_builtin_round): Likewise.
1098 (fold_builtin_int_roundingfn): Likewise.
1099 (fold_builtin_bitop): Likewise.
1100 (fold_builtin_bswap): Likewise.
1101 (fold_builtin_logarithm): Likewise.
1102 (fold_builtin_hypot): Likewise.
1103 (fold_builtin_pow): Likewise.
1104 (fold_builtin_powi): Likewise.
1105 (fold_builtin_exponent): Likewise.
1106 (fold_builtin_memset): Likewise.
1107 (fold_builtin_bzero): Likewise.
1108 (fold_builtin_memory_op): Likewise.
1109 (fold_builtin_bcopy): Deleted; call site changed to invoke
1110 fold_builtin_memory_op directly.
1111 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
1112 (fold_builtin_strncpy): Likewise.
1113 (fold_builtin_memcmp): Likewise.
1114 (fold_builtin_strcmp): Likewise.
1115 (fold_builtin_strncmp): Likewise.
1116 (fold_builtin_signbit): Likewise.
1117 (fold_builtin_copysign): Likewise.
1118 (fold_builtin_isascii): Likewise.
1119 (fold_builtin_toascii): Likewise.
1120 (fold_builtin_isdigit): Likewise.
1121 (fold_builtin_fabs): Likewise.
1122 (fold_builtin_abs): Likewise.
1123 (fold_builtin_fmin_fmax): Likewise.
1124 (fold_builtin_carg): Likewise.
1125 (fold_builtin_classify): Likewise.
1126 (fold_builtin_unordered_cmp): Likewise.
1128 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
1129 New functions split out from fold_builtin_1.
1130 (fold_builtin_n): New.
1131 (fold_builtin_varargs): New.
1132 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
1134 (fold_call_expr): New.
1135 (build_function_call_expr): Rewrite to use new helper function.
1136 (fold_builtin_call_list): New.
1137 (build_call_expr): New.
1138 (fold_builtin_call_valist): New.
1139 (rewrite_call_expr): New.
1140 (validate_arg): New.
1141 (validate_arglist): Change parameter to be entire CALL_EXPR instead
1142 of an arglist. Change return type to bool. Use new CALL_EXPR
1145 (fold_builtin_strstr): Pass call arguments individually instead
1146 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1147 accessors and constructors. Return NULL_TREE instead of 0.
1148 (fold_builtin_strchr): Likewise.
1149 (fold_builtin_strrchr): Likewise.
1150 (fold_builtin_strpbrk): Likewise.
1151 (fold_builtin_strcat): Likewise.
1152 (fold_builtin_strncat): Likewise.
1153 (fold_builtin_strspn): Likewise.
1154 (fold_builtin_strcspn): Likewise.
1155 (fold_builtin_fputs): Likewise.
1156 (fold_builtin_next_arg): Likewise.
1157 (fold_builtin_sprintf): Likewise.
1159 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
1160 NULL_RTX instead of 0.
1161 (expand_builtin_memory_chk): Likewise.
1162 (maybe_emit_chk_warning): Likewise.
1163 (maybe_emit_sprintf_chk_warning): Likewise.
1165 (fold_builtin_object_size): Pass call arguments individually instead
1166 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1167 accessors and constructors. Return NULL_TREE instead of 0.
1168 (fold_builtin_memory_chk): Likewise.
1169 (fold_builtin_stxcpy_chk): Likewise.
1170 (fold_builtin_strncpy_chk): Likewise.
1171 (fold_builtin_strcat_chk): Likewise.
1172 (fold_builtin_strcat_chk): Likewise.
1173 (fold_builtin_strncat_chk): Likewise.
1174 (fold_builtin_sprintf_chk): Likewise.
1175 (fold_builtin_snprintf_chk): Likewise.
1176 (fold_builtin_printf): Likewise.
1177 (fold_builtin_vprintf): Likewise.
1179 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
1181 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
1182 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1183 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
1184 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
1185 (fold_unary): Likewise.
1186 (fold_binary): Likewise.
1187 (fold_ternary): Remove CALL_EXPR case, since they are no longer
1188 ternary expressions.
1189 (fold): Add logic for tcc_vl_exp.
1190 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
1191 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1192 (fold_build3_stat): Add assertion to flag broken interface for
1193 constructing CALL_EXPRs.
1194 (fold_build_call_list): New.
1195 (fold_build_call_list_initializer): New.
1196 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1198 (fold_strip_sign_ops): Likewise.
1200 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1201 Brooks Moses <brooks.moses@codesourcery.com>
1202 Lee Millward <lee.millward@codesourcery.com>
1204 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1205 accessors and dump arguments explicitly.
1207 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1209 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1211 (print_call_name): Use new CALL_EXPR accessors.
1213 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1214 CALL_EXPR arguments explicitly instead of as a list. Use
1215 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1217 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1218 (vrp_visit_stmt): Likewise.
1220 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1221 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1223 (force_move_till_expr): Likewise.
1225 * targhooks.c (default_external_stack_protect_fail): Use
1226 build_call_expr instead of build_function_call_expr.
1227 (default_hidden_stack_protect_fail): Likewise.
1229 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1232 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1233 and walk arguments explicitly.
1235 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1236 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1237 (expand_simple_operations): Likewise.
1238 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1240 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1241 of TREE_CODE_LENGTH.
1242 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1244 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1245 instead of TREE_CODE_LENGTH.
1247 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1248 (tree_ic_transform): Likewise.
1249 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1250 parameter instead of arglist. Fix callers.
1251 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1252 (tree_stringops_transform): Likewise.
1253 (tree_indirect_call_to_profile): Likewise.
1254 (tree_stringops_values_to_profile): Likewise.
1256 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1257 (eliminate_tail_call): Likewise.
1259 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1261 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1262 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1264 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1266 * omp-low.c (build_omp_barrier): Use build_call_expr.
1267 (lower_rec_input_clauses): Likewise.
1268 (lower_reduction_clauses): Likewise.
1269 (expand_parallel_call): Likewise.
1270 (maybe_catch_exception): Likewise.
1271 (expand_omp_for_generic): Likewise.
1272 (expand_omp_for_static_nochunk): Likewise.
1273 (expand_omp_sections): Likewise.
1274 (lower_omp_single_simple): Likewise.
1275 (lower_omp_single_copy): Likewise.
1276 (lower_omp_master): Likewise.
1277 (lower_omp_ordered): Likewise.
1278 (lower_omp_critical): Likewise.
1280 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1281 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1283 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1284 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1285 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1287 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1288 and generalize to handle any number of operands.
1289 (chrec_contains_undetermined): Likewise.
1290 (tree_contains_chrecs): Likewise.
1291 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1293 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1295 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1296 fold_call_expr instead of fold_builtin.
1297 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1298 match declarations there.
1299 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1302 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1303 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1305 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1306 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1308 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1311 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1312 (execute_cse_sincos): Use new CALL_EXPR accessors.
1314 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1316 * gimple-low.c (lower_function_body): Use build_call_expr.
1317 (lower_builtin_setjmp): Likewise.
1319 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1320 (set_storage_via_libcall): Likewise.
1321 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1322 instead of TREE_CODE_LENGTH.
1323 (expand_expr_real_1): Use new CALL_EXPR accessors.
1325 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1326 generalize to handle any number of operands.
1327 (TB_parent_eq): Likewise.
1329 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1330 (strip_builtin_expect): Likewise.
1332 * function.c (gimplify_parameters): Use build_call_expr.
1334 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1335 instead of TREE_CODE_LENGTH.
1337 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1338 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1340 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1343 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1344 (gimplify_decl_expr): Likewise.
1345 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1346 Use new CALL_EXPR iterators.
1347 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1348 (gimplify_modify_expr_to_memset): Likewise.
1349 (gimplify_variable_sized_compare): Likewise.
1350 (gimplify_omp_atomic_fetch_op): Likewise.
1351 (gimplify_omp_atomic_pipeline): Likewise.
1352 (gimplify_omp_atomic_mutex): Likewise.
1353 (gimplify_function_tree): Likewise.
1355 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1356 (call_expr_flags): Likewise.
1357 (expand_call): Likewise.
1359 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1360 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1363 * coverage.c (create_coverage): Use build_call_expr.
1365 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1366 (temp_call_expr_obstack): New.
1367 (pool_copy_list): Delete.
1368 (temp_copy_call_expr): New.
1369 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1370 CALL_EXPR accessors. Get rid of special goo for copying argument
1371 lists and use temp_copy_call_expr instead.
1372 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1373 CALL_EXPR accessors.
1374 (create_expression_by_pieces): Likewise. Use build_call_array
1375 to construct the result instead of fold_build3.
1376 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1377 dealing with argument lists.
1378 (init_pre): Remove references to expression_node_pool and
1379 list_node_pool. Init temp_call_expr_obstack instead.
1380 (fini_pre): Remove references to expression_node_pool and
1383 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1384 and walk arguments explicitly instead of as a list.
1386 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1387 (mx_register_decls): Likewise.
1388 (mudflap_register_call): Likewise.
1389 (mudflap_finish_file): Likewise.
1391 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1392 (ipa_callsite_compute_param): Likewise.
1394 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1395 accessors and constructor.
1397 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1398 accessors and constructor.
1399 (convert_tramp_reference): Likewise.
1400 (convert_call_expr): Likewise.
1401 (finalize_nesting_tree_1): Likewise.
1403 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1406 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1408 * tree-inline.c (initialize_inlined_parameters): Pass entire
1409 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1411 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1412 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1414 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1415 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1416 (vectorizable_reduction): Likewise.
1417 (vectorizable_call): Use new CALL_EXPR iterators.
1418 (vectorizable_conversion): Use build_call_expr.
1419 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1420 (vect_gen_widened_results_half): Use build_call_expr.
1421 (vect_setup_realignment): Likewise.
1422 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1424 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1425 (pass_through_call): Likewise.
1426 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1429 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1430 (tree_gen_pow2_profiler): Likewise.
1431 (tree_gen_one_value_profiler): Likewise.
1432 (tree_gen_ic_func_profiler): Likewise.
1433 (tree_gen_average_profiler): Likewise.
1434 (tree_gen_ior_profiler): Likewise.
1436 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1437 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1438 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1440 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1441 of TREE_CODE_LENGTH.
1443 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1444 of TREE_CODE_LENGTH.
1446 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1448 (convert_to_integer): Likewise.
1450 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1453 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1454 Brooks Moses <brooks.moses@codesourcery.com>
1455 Lee Millward <lee.millward@codesourcery.com>
1457 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1459 * config/frv/frv.c (frv_expand_builtin): Likewise.
1460 * config/s390/s390.c (s390_expand_builtin): Likewise.
1462 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1463 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1465 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1466 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1467 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1468 (ix86_expand_store_builtin): Likewise.
1469 (ix86_expand_unop_builtin): Likewise.
1470 (ix86_expand_unop1_builtin): Likewise.
1471 (ix86_expand_sse_compare): Likewise.
1472 (ix86_expand_sse_comi): Likewise.
1473 (ix86_expand_vec_init_builtin): Likewise.
1474 (ix86_expand_vec_ext_builtin): Likewise.
1475 (ix86_expand_vec_set_builtin): Likewise.
1476 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1478 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1479 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1481 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1482 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1483 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1485 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1487 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1488 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1489 arglist. Use new CALL_EXPR accessors. Fix callers.
1490 (altivec_expand_abs_builtin): Likewise.
1491 (rs6000_expand_binop_builtin): Likewise.
1492 (altivec_expand_predicate_builtin): Likewise.
1493 (altivec_expand_lv_builtin): Likewise.
1494 (spe_expand_stv_builtin): Likewise.
1495 (altivec_expand_stv_builtin): Likewise.
1496 (rs6000_expand_ternop_builtin): Likewise.
1497 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1498 (altivec_expand_st_builtin): Likewise.
1499 (altivec_expand_dst_builtin): Likewise.
1500 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1501 arglist. Use new CALL_EXPR accessors. Fix callers.
1502 (altivec_expand_vec_set_builtin): Likewise.
1503 (altivec_expand_vec_ext_builtin): Likewise.
1504 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1505 (spe_expand_builtin): Likewise.
1506 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1507 arglist. Use new CALL_EXPR accessors. Fix callers.
1508 (spe_expand_evsel_builtin): Likewise.
1509 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1510 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1512 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1513 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1514 (arm_expand_unop_builtin): Likewise.
1515 (arm_expand_builtin): Use new CALL_EXPR accessors.
1517 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1520 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1521 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1522 (bfin_expand_unop_builtin): Likewise.
1523 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1525 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1526 Brooks Moses <brooks.moses@codesourcery.com>
1527 Lee Millward <lee.millward@codesourcery.com>
1529 * c-semantics.c (build_stmt): Add internal diagnostic check.
1531 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1532 accessors. Print arguments explicitly instead of as a list.
1534 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1536 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1537 (c_finish_omp_flish): Likewise.
1539 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1540 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1541 instead of TREE_CODE_LENGTH.
1542 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1543 (c_warn_unused_result): Likewise.
1545 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1548 * doc/invoke.texi (Warning Options): Remove
1549 -Werror-implicit-function-declaration.
1550 (Wimplicit-function-declaration): Update description.
1551 * opts.c (common_handle_option): Move handling of -Werror=* to...
1552 (enable_warning_as_error): ...here.
1553 * opts.h (enable_warning_as_error): Declare.
1554 * c-decl.c (implicit_decl_warning): Unless
1555 -Wno-implicit-function-declaration is given, emit a pedwarn if
1556 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1557 * c.opt (Wimplicit-function-declaration): Replace
1558 mesg_implicit_function_declaration with
1559 warn_implicit_function_declaration.
1560 * c-opts.c (c_common_handle_option):
1561 -Werror-implicit-function-declaration is exactly equal as
1562 -Werror=implicit-function-declaration.
1563 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1564 warn_implicit_function_declaration.
1565 (c_common_post_options): -Wimplict-function-declaration is enabled
1566 by default by -std=c99, otherwise is disabled by default.
1567 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1569 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1571 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1572 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1573 former is ignored but not the latter.
1575 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1577 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1578 is made and the reference doesn't use the alias set of its type,
1579 do not create the temporary using that type.
1581 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1583 * jump.c: Remove prototypes for delete_computation and
1584 delete_prior_computation.
1586 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1588 * jump.c (get_label_after): Delete.
1589 (get_label_before, delete_computation, delete_jump,
1590 delete_prior_computation, follow_jumps): Move...
1591 * reorg.c (delete_computation, delete_prior_computation): ... here...
1592 (get_label_before, delete_jump): ... making these static ...
1593 (follow_jumps): ... and simplifying this since it only runs after
1595 * rtl.h (get_label_after, get_label_before, delete_jump,
1596 follow_jumps): Delete prototypes.
1598 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1600 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1602 2007-02-15 Nick Clifton <nickc@redhat.com>
1604 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1605 order to prevent it from being munged by the target.
1607 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1609 * config/i386/i386.md: Remove misleading comment.
1611 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1613 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1614 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1617 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1619 * tree-sra.c (instantiate_missing_elements): Canonicalize
1621 (sra_build_assignment): New.
1622 (generate_copy_inout, generate_element_copy,
1623 generate_element_zero, generate_one_element_init): Use it.
1625 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1627 * tree-sra.c (instantiate_missing_elements): Canonicalize
1629 (sra_build_assignment): New.
1630 (generate_copy_inout, generate_element_copy,
1631 generate_element_zero, generate_one_element_init): Use it.
1633 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1635 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1638 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1640 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1641 types as aggregates not scalars.
1642 * function.c (assign_stack_temp_for_type): Likewise.
1644 2007-02-14 Roger Sayle <roger@eyesopen.com>
1645 Zdenek Dvorak <dvorakz@suse.cz>
1647 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1650 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1652 * passes.c (next_pass_1): Clear the next field of the copied
1655 2007-02-14 Richard Henderson <rth@redhat.com>
1657 * tree-sra.c (early_sra): New.
1658 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1659 (tree_sra_early, pass_sra_early): New.
1660 * tree-pass.h (pass_sra_early): Declare.
1661 * passes.c (init_optimization_passes): Use it.
1663 2007-02-14 Richard Guenther <rguenther@suse.de>
1665 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1667 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1669 PR tree-optimization/30771
1670 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1672 (vect_analyze_operations): Induction phis can now be marked as
1674 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1675 Update documentation accordingly.
1677 2007-02-14 Nick Clifton <nickc@redhat.com>
1679 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1680 most 3 arguments are supported.
1681 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1683 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1685 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1686 Ensure dst->current is valid.
1688 2007-02-13 Paul Brook <paul@codesourcery.com>
1690 * config.gcc: Add arm*-*-uclinux-*eabi.
1691 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1692 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1693 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1694 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1695 (LINK_SPEC): Define.
1697 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1699 * config/arm/uclinux-eabi.h: New file.
1700 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1701 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1704 2007-02-13 Ian Lance Taylor <iant@google.com>
1706 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1707 * flags.h (warn_strict_overflow): Declare.
1708 (enum warn_strict_overflow_code): Define.
1709 (issue_strict_overflow_warning): New static inline function.
1710 * opts.c (warn_strict_overflow): New variable.
1711 (common_handle_option): Handle OPT_Wstrict_overflow and
1712 OPT_Wstrict_overflow_.
1713 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1715 * fold-const.c: Include intl.h.
1716 (fold_deferring_overflow_warnings): New static variable.
1717 (fold_deferred_overflow_warning): New static variable.
1718 (fold_deferred_overflow_code): New static variable.
1719 (fold_defer_overflow_warnings): New function.
1720 (fold_undefer_overflow_warnings): New function.
1721 (fold_undefer_and_ignore_overflow_warnings): New function.
1722 (fold_deferring_overflow_warnings_p): New function.
1723 (fold_overflow_warning): New static function.
1724 (make_range): Add strict_overflow_p parameter. Change all
1726 (extract_muldiv, extract_muldiv_1): Likewise.
1727 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1728 tree_expr_nonnegative_p.
1729 (fold_negate_expr): Call fold_overflow_warning.
1730 (fold_range_test): Likewise.
1731 (fold_comparison): Likewise.
1732 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1733 instead of tree_expr_nonnegative_p.
1734 (tree_expr_nonnegative_warnv_p): Rename from
1735 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1736 (tree_expr_nonnegative_p): New function.
1737 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1738 strict_overflow_p parameter.
1739 (tree_expr_nonzero_p): New function.
1740 * passes.c (verify_interpass_invariants): New static function.
1741 (execute_one_pass): Call it.
1742 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1744 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1745 (estimate_numbers_of_iterations): Likewise.
1746 (scev_probably_wraps_p): Likewise.
1747 * tree-ssa-ccp.c: Include "toplev.h".
1748 (evaluate_stmt): Defer fold overflow warnings until we know we are
1750 (struct fold_stmt_r_data): Add stmt field.
1751 (fold_stmt_r): Defer fold overflow warnings until we know we
1753 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1754 (fold_stmt_inplace): Likewise.
1755 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1756 (cleanup_control_expr_graph): Defer fold overflow warnings until
1757 we know we are going to optimize.
1758 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1759 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1761 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1762 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1763 * tree-ssa-loop-manip.c (create_iv): Likewise.
1764 * c-typeck.c (build_conditional_expr): Likewise.
1765 (build_binary_op): Likewise.
1766 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1767 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1768 (extract_range_from_unary_expr): Likewise.
1769 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1770 assuming that signed overflow does not occur.
1771 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1772 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1773 (fold_defer_overflow_warnings): Declare.
1774 (fold_undefer_overflow_warnings): Declare.
1775 (fold_undefer_and_ignore_overflow_warnings): Declare.
1776 (fold_deferring_overflow_warnings_p): Declare.
1777 (tree_expr_nonzero_warnv_p): Declare.
1778 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1780 (Warning Options): Document -Wstrict-overflow.
1781 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1782 (tree-ssa-ccp.o): Likewise.
1783 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1784 (fold-const.o): Depend on intl.h.
1786 2007-02-13 Ian Lance Taylor <iant@google.com>
1789 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1792 2007-02-13 Stuart Hastings <stuart@apple.com>
1794 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1796 2007-02-13 Richard Henderson <rth@redhat.com>
1798 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1799 handled_component_p before looking for the indirect_ref.
1801 2007-02-13 Richard Henderson <rth@redhat.com>
1803 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1804 remove flags clobber.
1805 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1806 (bswaphi_lowpart): New.
1807 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1808 remove TARGET_BSWAP test. Delete expander of the same name.
1810 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1811 (expand_unop): Use them.
1813 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1815 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1816 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1817 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1818 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1819 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1820 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1821 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1822 assembler dialect choice from asm templates.
1824 2007-02-12 Richard Henderson <rth@redhat.com>
1826 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1827 (fixuns_trunc<SSEMODEF>si2): Use it.
1828 * config/i386/sse.md (vec_setv4sf_0): Export.
1829 * config/i386/i386.c (ix86_build_const_vector): Export.
1830 (ix86_split_convert_uns_si_sse): Rename from
1831 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1832 * config/i386/i386-protos.h: Update.
1834 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1837 * c-typeck.c (c_finish_return): Improve warning message.
1839 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1841 * alias.c (find_symbolic_term): Delete unused function.
1843 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1845 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1846 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1847 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1849 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1851 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1852 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1853 the function, temporarily point the debug interface to the null one.
1855 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1857 * dwarf2out.c (round_up_to_align): New static function.
1858 (field_byte_offset): Use it to round the offset.
1860 2007-02-12 Richard Henderson <rth@redhat.com>
1862 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1863 (inswl_const): Export.
1865 2007-02-12 Richard Henderson <rth@redhat.com>
1867 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1868 result mode of the libcall, convert back to outmode.
1870 2007-02-12 Roger Sayle <roger@eyesopen.com>
1872 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1873 (bswapdi2): New define_expand to implement 32-bit implementation.
1875 2007-02-12 Nick Clifton <nickc@redhat.com>
1877 * doc/invoke.texi (Overall Options): Document --help=.
1878 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1879 (cc1_options): Pass --help= on to cc1.
1880 (display_help): Add description of --help=.
1881 (process_command): Add code to handle --help=. Allow translated
1882 --help and --target-help switches to be passed on to compiler
1884 (main): Remove unused if statement.
1885 * opts.c (columns): Remove.
1886 (LEFT_COLUMN): Define.
1887 (wrap_help): Add columns argument.
1888 (print_filtered_help): Change parameters to be an include bitmask,
1889 an exclude bitmask, an any bitmask and the column width. Move the
1890 code to display the params list here. Add code to display the
1891 status of options rather than their descriptions if the quiet flag
1893 (print_specific_help): Change parameters to be an include bitmask,
1894 an exclude bitmask and an any bitmask. Move code to look up the
1895 column width here. Decide upon the title for an options listing.
1896 (common_handle_options): Add code to handle --help=. Adapt code
1897 for --help and --target-help to use the revised form of the
1898 print_specific_help function.
1899 (print_help): Delete.
1900 (print_param_help): Delete.
1901 (print_switch): Delete.
1902 * opts.h (cl_lang_count): Add prototype.
1903 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1904 CL_MAX_OPTION_CLASS): New defines.
1905 * optc-gen.awk: Add construction of cl_lang_count.
1906 * c.opt: Add Warning attribute to warning options and Optimization
1907 attribute to optimization options.
1908 * common.opt: Likewise.
1910 Add -fhelp and -ftarget-help as aliases for the transformed --help
1911 and --target-help options.
1912 * opt-functions.awk: Add code to handle Warning and Optimization
1915 2007-02-12 Richard Henderson <rth@redhat.com>
1917 * config/alpha/constraints.md: New file.
1918 * config/alpha/alpha.c: Include tm-constrs.h.
1919 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1920 alpha_extra_constraint): Remove.
1921 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1922 * config/alpha/alpha-protos.h: Update.
1923 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1924 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1925 (EXTRA_CONSTRAINT): Remove.
1926 * config/alpha/alpha.md: Include constraints.md.
1927 (adddi splitter): Use satisfies_constraint_*.
1928 * config/alpha/predicates.md (add_operand): Likewise.
1929 (sext_add_operand, addition_operation): Likewise.
1931 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1933 PR tree-optimization/29145
1934 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1935 in our handling of restrict qualified pointers.
1937 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1940 * doc/invoke.texi (Wunused-value): Update description.
1941 (Wextra): Delete item.
1942 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1943 value of Wunused-value.
1944 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1945 (c_finish_stmt_expr): Don't check extra_warnings.
1946 (emit_side_effect_warnings): The caller is responsible to check
1949 2007-02-11 Roger Sayle <roger@eyesopen.com>
1950 Matt Thomas <matt@3am-software.com>
1952 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1954 2007-02-11 Roger Sayle <roger@eyesopen.com>
1956 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1957 comparisons of POPCOUNT against zero.
1958 (simplify_const_relational_operation): Likewise.
1960 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1962 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1964 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1966 * dwarf2out.c (root_type): Delete unused function.
1968 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1970 * genattrtab.c (contained_in_p): Delete unused function.
1971 (write_expr_attr_cache): Likewise.
1973 2007-02-11 Jan Hubicka <jh@suse.cz>
1975 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1978 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1980 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1981 to add the REG_EQ* note.
1982 * see.c (see_merge_one_use_extension): Likewise.
1983 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1984 turn REG_EQUAL notes into REG_EQUIV notes if the target
1985 register may have more than one set.
1986 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1987 * gcse.c (try_replace_reg): Likewise.
1988 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1989 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1990 more than one REG_EQUIV note.
1991 * reload1.c (gen_reload): Use set_unique_reg_note.
1993 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1995 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1996 (ix86_builtin_conversion): New function.
1998 2007-02-06 Mark Mitchell <mark@codesourcery.com>
2001 * tree.h (DECL_REPLACEABLE_P): New macro.
2002 * except.c (set_nothrow_function_flags): Likewise.
2004 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
2005 Ira Rosen <irar@il.ibm.com>
2006 Dorit Nuzman <dorit@il.ibm.com>
2008 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
2009 * targhooks.c (default_builtin_vectorized_conversion): New.
2010 * targhooks.h (default_builtin_vectorized_function): New declaration.
2011 * target.h (struct vectorize): Add builtin_conversion field.
2012 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
2013 stmt_vec_info_type value.
2014 (vectorizable_conversion): New declaration.
2015 * tree-vect-analyze.c (vect_analyze_operations): Add
2016 vectorizable_conversion call.
2017 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
2018 * tree-vect-transform.c (vectorizable_conversion): New function.
2019 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
2020 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
2022 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
2023 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
2024 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
2025 or ALTIVEC_BUILTIN_VCFSX.
2027 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2030 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
2031 CONST_DOUBLE and operand 0 is a hard register.
2032 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
2033 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
2034 is a hard floating-point register.
2036 2007-02-10 Richard Henderson <rth@redhat.com>
2037 Jakub Jelinek <jakub@redhat.com>
2038 Alexandre Oliva <aoliva@redhat.com>
2040 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
2041 * builtin-types.def (BT_WORD): Make unsigned.
2042 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
2043 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
2044 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
2045 * c-decl.c (grokdeclarator): Don't error if !have_tls.
2046 * c-parser.c (c_parser_omp_threadprivate): Likewise.
2047 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
2049 * expr.c (emutls_var_address): New.
2050 (expand_expr_real_1): Expand emulated tls.
2051 (expand_expr_addr_expr_1): Likewise.
2052 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
2053 * output.h (emutls_finish): Declare.
2054 * toplev.c (compile_file): Call it.
2055 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
2056 address before wrapping in CONST.
2057 * varasm.c (emutls_htab, emutls_object_type): New.
2058 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
2059 (get_emutls_object_name, get_emutls_object_type): New.
2060 (get_emutls_init_templ_addr, emutls_decl): New.
2061 (emutls_common_1, emutls_finish): New.
2062 (assemble_variable): When emulating tls, swap decls; generate
2063 constructor for the emutls objects.
2064 (do_assemble_alias): When emulating tls, swap decl and target name.
2065 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
2067 * varpool.c (decide_is_variable_needed): Look at force_output.
2068 Recurse for emulated tls.
2069 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
2070 with decide_is_variable_needed.
2071 * emutls.c: New file.
2072 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
2073 tls_object for real tls.
2075 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2077 PR rtl-optimization/29599
2078 * reload1.c (eliminate_regs_in_insn): Take the destination
2079 mode into account when computing the offset.
2081 2007-02-09 Stuart Hastings <stuart@apple.com>
2082 Richard Henderson <rth@redhat.com>
2084 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2085 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2086 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
2087 fixuns_truncdfhi2): New.
2088 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
2089 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
2090 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
2091 (floatunssidf2): Allow nonimmediate source.
2092 * gcc/config/i386/sse.md (movdi_to_sse): New.
2093 (vec_concatv2di): Drop '*'.
2094 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
2095 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2096 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
2098 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
2099 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2100 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
2101 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
2102 (ix86_build_signbit_mask): Fix decl of v, refactor to call
2103 ix86_build_const_vector.
2104 (x86_emit_floatuns): Rewrite.
2106 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2108 * genautomata.c (longest_path_length): Delete unused function.
2109 (struct state): Delete unused longest_path_length.
2110 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
2111 (get_free_state): Delete unused.
2113 2007-02-09 Jan Hubicka <jh@suse.cz>
2115 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
2116 * doc/invoke.texi (inline-unit-growth): Update default value.
2118 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
2119 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
2120 (rebuild_cgraph_edges): Likewise.
2121 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
2122 (dump_cgraph_node): Dump frequencies.
2123 (cgraph_clone_edge): Add frequency scales.
2124 (cgraph_clone_node): Add freuqnecy.
2125 * cgraph.h (cgraph_edge): Add freuqnecy argument.
2126 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
2127 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
2128 * tree-pass.h (TODO_rebuild_frequencies): New constant.
2129 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
2130 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
2131 (save_inline_function_body): Likewise.
2132 * ipa-inline.c: inluce rtl.h
2133 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
2134 (cgraph_edge_badness): Use frequencies.
2135 (cgraph_decide_recursive_inlining): Update clonning.
2136 (cgraph_decide_inlining_of_small_function): Dump frequency.
2137 * predict.c (estimate_bb_frequencies): Export.
2138 * predict.h (estimate_bb_frequencies): Declare.
2139 * tree-inline.c (copy_bb): Watch overflows.
2140 (expand_call_inline): Update call of cgraph_create_edge.
2141 (optimize_inline_calls): Use TODO flags to update frequnecies.
2142 * passes.h: Include predict.h
2143 (init_optimization_passes): Move profile ahead.
2144 (execute_function_todo): Handle TODO_rebuild_frequencies.
2146 2007-02-09 Roger Sayle <roger@eyesopen.com>
2148 * config/alpha/alpha.c (emit_insxl): Force the first operand of
2149 the insbl or inswl pattern into a register.
2151 2007-02-09 Roger Sayle <roger@eyesopen.com>
2153 * config/ia64/ia64.md (bswapdi2): New define_insn.
2155 2007-02-09 Richard Henderson <rth@redhat.com>
2157 * config/i386/constraints.md (Ym): New constraint.
2158 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
2159 (movdi_1_rex64): Split sse and xmm general register moves from
2160 memory move alternatives. Use conditional register constraints.
2161 (movsf_1, movdf_integer): Likewise.
2162 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2163 (movdf_integer_rex64): New.
2164 (pushsf_rex64): Fix output constraints.
2165 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
2166 (sse2_stored): Likewise.
2167 (sse2_storeq_rex64): New.
2168 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
2169 amd and not generic.
2170 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
2171 for optimize_size. Remove SF/DFmode hack.
2173 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2175 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
2178 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
2179 Richard Sandiford <richard@codesourcery.com>
2181 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
2182 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
2183 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
2184 m68k/t-mlib to tmake_file.
2185 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
2186 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
2187 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
2188 Allow it to be cf or m68k. Set m68k_arch_family. If that
2189 variable is not empty, add t-$m68k_arch_family to tmake_file.
2190 Add t-mlibs to tmake_file.
2191 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
2192 * config/m68k/t-cf: New file.
2193 * config/m68k/t-m68k: Likewise.
2194 * config/m68k/t-mlibs: Likewise.
2195 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2196 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2197 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2198 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2199 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2201 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2202 (INSTALL_LIBGCC): Delete.
2203 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2204 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2205 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2206 (M68K_MLIB_CPU): Define.
2207 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2208 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2209 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2211 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2212 Richard Guenther <rguenther@suse.de>
2215 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2216 against INT_MIN/INT_MAX.
2217 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2218 file if a loop is removed.
2220 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2222 * calls.c (store_one_arg): Pass correct alignment to
2223 emit_push_insn for non-BLKmode values.
2224 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2225 unaligned stack slot via a suitably aligned slot.
2227 2007-02-08 DJ Delorie <dj@redhat.com>
2229 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2231 (legal_subregs): Use unsigned char, make const.
2232 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2234 2007-02-08 Paul Brook <paul@codesourcery.com>
2236 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2237 special interworking needed.
2239 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2241 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2242 conditional to __SSE2__.
2243 (Entries below should have been added to first ChangeLog
2244 entry for amdfam10 dated 2007-02-05)
2245 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2247 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2249 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2252 2007-02-08 DJ Delorie <dj@redhat.com>
2254 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2255 * config/m32c/m32c.c (legal_subregs): New.
2256 (m32c_illegal_subreg_p): New.
2257 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2258 unsupported subregs of hard regs.
2260 2007-02-08 Jan Hubicka <jh@suse.cz>
2262 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2263 the same one; always update histograms.
2265 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2267 * passes.c (init_optimization_passes): Tidy comment.
2269 2007-02-08 Roger Sayle <roger@eyesopen.com>
2271 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2272 strip zero_extend, bswap and rotates from POCOUNT's argument.
2273 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2274 zero_extend and rotates from PARITY's argument.
2275 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2276 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2277 of an integer constant at compile-time.
2279 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2282 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2284 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2287 * tree-ssa-live.c (remove_unused_locals): Do not remove
2288 TREE_ADDRESSABLE variables.
2289 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2290 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2291 FOR_CLOBBER. Update all users.
2292 If VAR has an associated alias set, add a virtual operand for
2293 it if no alias is found to conflict with the memory reference.
2295 2007-02-07 Jan Hubicka <jh@suse.cz>
2296 Robert Kidd <rkidd@crhc.uiuc.edu>
2298 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2300 2007-02-07 Ian Lance Taylor <iant@google.com>
2302 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2304 2007-02-07 Roger Sayle <roger@eyesopen.com>
2306 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2307 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2308 tablejumpdi, movsi_to_cr_one): Remove constraints from
2309 define_expand's match_operands.
2311 2007-02-07 Roger Sayle <roger@eyesopen.com>
2313 * global.c (compute_regsets): Move declatation of "i" inside of
2314 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2316 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2319 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2320 of INDIRECT_REF <RESULT_DECL>.
2322 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2324 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2325 Kaz Kojima <kkojima@gcc.gnu.org>
2328 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2330 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2332 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2334 * doc/loop.texi: Document possibility not to perform disambiguation
2335 of loops with multiple latches.
2336 * cfgloopmanip.c (alp_enum_p): Removed.
2337 (add_loop): Handle subloops. Use get_loop_body_with_size.
2338 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2339 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2340 the new forwarder block.
2341 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2342 Handle the case latch is NULL.
2343 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2344 when marking loop exits.
2345 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2347 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2348 disambiguate_loops_with_multiple_latches.
2349 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2350 before fix_loop_structure.
2351 * cfgloop.c: Include pointer-set.h and output.h.
2352 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2353 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2354 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2355 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2356 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2357 disambiguate_multiple_latches, get_loop_body_with_size,
2358 disambiguate_loops_with_multiple_latches): New functions.
2359 (flow_loop_dump): Dump multiple latch edges.
2360 (flow_loop_nodes_find): Handle loops with multiple latches.
2361 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2362 (glb_enum_p): Modified.
2363 (get_loop_body): Use get_loop_body_with_size.
2364 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2365 (AVOID_CFG_MODIFICATIONS): New constant.
2366 (disambiguate_loops_with_multiple_latches, add_loop,
2367 get_loop_body_with_size): Declare.
2368 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2370 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2373 * global.c (compute_regsets): New function.
2374 (global_alloc): Refactored ELIMINABLE_REGSET
2375 and NO_GLOBAL_ALLOC_REGS computation out.
2376 (rest_of_handle_global_alloc): Call compute_regsets()
2377 for non-optimizing case.
2379 2007-02-06 Richard Henderson <rth@redhat.com>
2381 * config/i386/constraints.md (Y2): Rename from Y.
2382 (Yi): New constraint.
2383 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2384 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2385 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2386 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2387 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2388 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2389 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2390 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2391 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2392 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2393 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2394 vec_extractv2si_1): Change Y constraints to Y2.
2395 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2396 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2397 Change Y constraints to Y2.
2398 (sse2_loadld): Change Y constraints to x.
2400 2007-02-06 Roger Sayle <roger@eyesopen.com>
2402 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2403 (parity<mode>2): New define_expand using rs6000_emit_parity.
2404 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2405 rs6000_emit_parity): New functions.
2406 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2407 rs6000_emit_parity): Prototype here.
2409 2007-02-06 Ian Lance Taylor <iant@google.com>
2411 * lower-subreg.c (simple_move_operand): Reject CONST.
2412 (resolve_clobber): Call validate_change rather than directly
2413 assigning to XEXP (pat, 0).
2415 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2417 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2418 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2419 (tree-cfg.o): Remove hashtab.h dependency.
2421 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2422 (struct ivopts_data): Change niters to pointer_map_t.
2423 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2424 (niter_for_exit): Create pointer_map on demand. Change for
2426 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2427 (free_loop_data): Destroy data->niters if created and reset field.
2428 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2429 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2431 * tree-ssa-reassoc.c: Include pointer-set.h.
2432 (bb_rank): Change to long *.
2433 (operand_rank): Change to pointer_map_t.
2434 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2435 (insert_operand_rank): Accept long.
2436 (operand_entry_hash, operand_entry_eq): Remove.
2437 (get_rank): Return long. Adjust for changes above.
2438 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2440 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2442 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2443 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2444 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2446 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2447 directly since it cannot be NULL.
2448 (get_vi_for_tree): Rewrite for pointer_map API.
2449 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2450 (init_alias_vars): Create vi_for_tree as pointer_map.
2451 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2453 * tree-cfg.c: Don't include hashtab.h.
2454 (edge_to_cases): Declare as pointer_map.
2455 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2457 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2458 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2459 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2461 (record_switch_edge): Delete.
2462 (get_cases_for_edge): Adjust for pointer_map API, inline
2463 record_switch_edge (rewritten for new API), remove goto.
2465 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2467 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2468 * tree-nested.c: Include pointer-set.h.
2469 (var_map_elt, var_map_eq, var_map_hash): Delete.
2470 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2472 (nesting_info_bitmap_obstack): New.
2473 (lookup_field_for_decl): Adjust for pointer_map API.
2474 (lookup_tramp_for_decl): Adjust for pointer_map API.
2475 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2476 (get_local_debug_decl): Adjust for pointer_map API.
2477 (convert_nl_goto_reference): Adjust for pointer_map API.
2478 (convert_nl_goto_receiver): Adjust for pointer_map API.
2479 (create_nesting_tree): Create outside GGC space. Create bitmap on
2480 the new obstack. Create field_map and var_map as pointer_maps.
2481 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2483 (lower_nested_functions): Move root here, no need to NULL it.
2484 Initialize and release the obstack.
2486 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2488 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2489 Remove prototypes and make them non-static.
2490 (struct tree_int_map): Remove.
2491 * tree.h (struct tree_int_map): Move here, turning TO into an
2493 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2495 * tree.h (TREE_COMPLEXITY): Remove.
2496 (struct tree_exp): Remove complexity field.
2497 * tree.c (build1_stat): Don't set it.
2499 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2500 Victor Kaplansky <victork@il.ibm.com>
2502 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2503 (vect_is_simple_reduction): Support reduction with induction as
2504 one of the operands.
2505 (vect_is_simple_iv_evolution): Fix formatting.
2506 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2507 formatting. Don't mark induction phis for vectorization.
2508 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2509 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2510 (vect_get_vec_def_for_operand): Support induction.
2511 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2513 (vectorizable_reduction): Support reduction with induction as one of
2515 (vectorizable_type_demotion): Use def-type of stmt argument rather
2516 than dummy def-type.
2518 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2519 flag_tree_scev_cprop.
2520 * common.opt (tree-scev-cprop): New flag.
2522 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2523 call to vect_get_new_vect_var.
2525 2007-02-06 Ira Rosen <irar@il.ibm.com>
2527 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2528 vectype is not NULL.
2529 (vect_pattern_recog_1): Likewise.
2531 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2533 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2534 (fold_negate_expr): Likewise.
2536 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2539 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2540 even if cv-qualification is the same.
2542 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2544 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2545 __enable_execute_stack on completion.
2547 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2549 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2550 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2551 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2552 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2553 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2554 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2555 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2556 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2558 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2560 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2561 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2562 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2563 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2564 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2565 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2566 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2567 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2568 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2569 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2570 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2571 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2572 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2573 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2574 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2575 sqrtextenddfxf2_i387): Added amdfam10_decode.
2577 * config/i386/athlon.md (athlon_idirect_amdfam10,
2578 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2579 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2580 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2581 athlon_ivector_store_amdfam10): New define_insn_reservation.
2582 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2585 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2587 * config/i386/athlon.md (athlon_call_amdfam10,
2588 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2589 define_insn_reservation.
2590 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2591 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2592 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2594 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2596 * config/i386/athlon.md (athlon_sseld_amdfam10,
2597 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2598 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2600 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2602 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2603 define_insn_reservation.
2604 * config/i386/i386.md (sseins): Added sseins to define_attr type
2605 and define_attr unit.
2606 * config/i386/sse.md: Set type attribute to sseins for insertq
2609 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2611 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2612 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2613 ssecomi_load_amdfam10, ssecomi_amdfam10,
2614 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2615 define_insn_reservation.
2616 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2618 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2620 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2621 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2622 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2623 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2624 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2625 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2626 define_insn_reservation.
2628 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2629 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2630 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2631 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2632 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2634 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2636 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2637 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2638 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2639 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2640 athlon_ssemul_load_k8): Added amdfam10.
2642 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2644 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2645 (x86_sse_unaligned_move_optimal): New variable.
2647 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2649 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2650 for unaligned vector SSE double/single precision loads for AMDFAM10.
2652 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2654 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2655 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2656 Define TARGET_CPU_DEFAULT_amdfam10.
2657 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2658 (processor_type): Add PROCESSOR_AMDFAM10.
2660 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2661 processor_type in config/i386/i386.h.
2662 Enable imul peepholes for TARGET_AMDFAM10.
2664 * config.gcc: Add support for --with-cpu option for amdfam10.
2666 * config/i386/i386.c (amdfam10_cost): New variable.
2667 (m_AMDFAM10): New macro.
2668 (m_ATHLON_K8_AMDFAM10): New macro.
2669 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2670 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2671 x86_promote_QImode, x86_integer_DFmode_moves,
2672 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2673 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2674 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2675 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2676 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2677 Enable/disable for amdfam10.
2678 (override_options): Add amdfam10_cost to processor_target_table.
2679 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2680 processor_alias_table.
2681 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2682 (ix86_adjust_cost): Add code for amdfam10.
2684 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2686 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2687 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2688 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2689 * config/i386/i386.h: Add builtin definition for SSE4A.
2690 * config/i386/i386.md: Add support for ABM instructions
2692 * config/i386/sse.md: Add support for SSE4A instructions
2693 (movntss, movntsd, extrq, insertq).
2694 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2695 Add -march=amdfam10 flag.
2696 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2697 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2699 * doc/extend.texi: Add documentation for SSE4A builtins.
2701 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2703 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2705 2007-02-05 Richard Guenther <rguenther@suse.de>
2707 * tree-vectorizer.h (vectorizable_function): Add argument type
2708 argument, change return type.
2709 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2710 * tree-vect-transform.c (vectorizable_function): Handle extra
2711 argument, return vectorized function decl.
2712 (build_vectorized_function_call): Remove.
2713 (vectorizable_call): Handle calls with result and argument types
2714 differing. Handle loop vectorization factor correctly.
2715 * targhooks.c (default_builtin_vectorized_function): Adjust for
2717 * targhooks.h (default_builtin_vectorized_function): Likewise.
2718 * target.h (builtin_vectorized_function): Add argument type
2720 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2721 extra argument, allow vectorizing of lrintf.
2722 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2723 documentation of target hook.
2725 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2728 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2729 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2730 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2732 2007-02-05 Roger Sayle <roger@eyesopen.com>
2734 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2735 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2736 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2737 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2738 before canonicalizing sincos to cexpi.
2739 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2741 2007-02-05 Roger Sayle <roger@eyesopen.com>
2743 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2744 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2745 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2747 2007-02-05 Roger Sayle <roger@eyesopen.com>
2749 * mips-tfile.c (initialize_init_file): Correct endianness test.
2751 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2753 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2756 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2758 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2759 saves in a PARALLEL before the register assignments.
2761 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2763 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2764 DWARF_FRAME_RETURN_COLUMN to be a general register.
2765 * dwarf2out.c (init_return_column_size): New function, split from...
2766 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2767 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2768 to be nongeneral registers.
2769 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2771 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2772 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2774 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2776 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2778 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2780 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2781 (remove_path): Use can_remove_branch_p and remove_branch instead
2782 of loop_delete_branch_edge.
2783 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2784 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2785 Update profile using scale_dominated_blocks_in_loop.
2786 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2787 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2788 (can_remove_branch_p, remove_branch): Declare.
2789 * tree-cfg.c (tree_can_remove_branch_p): New function.
2790 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2791 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2792 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2794 2007-02-05 Jan Hubicka <jh@suse.cz>
2797 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2798 nodes in cgraph, don't remove offline copy of the function.
2800 2007-02-04 Jan Hubicka <jh@suse.cz>
2802 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2803 vectors might cause maybe_lookup_element_for_expr to be called
2804 on non-sra-candidate.
2806 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2808 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2809 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2810 spelling conventions.
2812 2007-02-04 Richard Guenther <rguenther@suse.de>
2815 * fold-const.c (try_move_mult_to_index): Make sure to not
2816 overflow one dimension of a multi-dimensional array access.
2818 2007-02-04 Jan Hubicka <jh@suse.cz>
2820 * passes.c (init_optimization_passes): Reindent.
2822 2007-02-04 Jan Hubicka <jh@suse.cz>
2823 Eric Botcazou <ebotcazou@adacore.com>
2825 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2826 (execute_fixup_cfg): Break out the abnormal goto code.
2827 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2828 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2829 (optimize_inline_calls): Call make_nonlocal_label_edges.
2831 2007-02-04 Jan Hubicka <jh@suse.cz>
2833 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2834 true when something was changed.
2835 (rename_ssa_copies): When something was changed, do
2836 TODO_remove_unused_locals.
2837 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2838 add TODO_remove_unused_locals when instruction was removed.
2840 2007-02-04 Jan Hubicka <jh@suse.cz>
2842 * ipa-inline.c (try_inline): Improve debug output; work on already
2844 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2845 call try_inline for already inlined edges too when flattening;
2846 inline also functions that make callee growth but overall unit size
2849 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2851 * config/m32c/bitops.md, config/m32c/jump.md,
2852 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2853 config/m32r/m32r.h, config/m32r/m32r.md,
2854 config/m32r/predicates.md, config/m68hc11/larith.asm,
2855 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2856 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2857 config/mips/mips-protos.h, config/mips/mips.c,
2858 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2859 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2860 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2861 spelling conventions.
2863 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2864 Follow spelling conventions.
2866 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2868 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2869 warn about C++0x compatibility.
2871 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2873 * config/h8300/h8300.c, config/h8300/h8300.h,
2874 config/h8300/h8300.md: Follow spelling conventions.
2876 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2879 * combine.c (try_combine): Do not substitute source operand
2880 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2882 2007-02-03 Jan Hubicka <jh@suse.cz>
2884 PR gcov-profile/30650
2885 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2886 do not divide by zero for never executed counters.
2887 (tree_find_values_to_profile): Fix counters.
2888 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2890 2007-02-03 Ian Lance Taylor <iant@google.com>
2892 * lower-subreg.c (simple_move_operand): New static function,
2893 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2895 (simple_move): Call simple_move_operand.
2896 (find_decomposable_subregs): Add special handling of MEMs.
2897 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2898 meaning of return value. If we see a hard register, test whether
2899 it can store a word_mode value. Change all callers.
2901 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2903 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2904 ftrapv insns and expanders.
2905 (subdi3): Change define_expand operand 1 to arith11_operand, and
2906 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2907 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2908 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2912 * varasm.c (notice_global_symbol): Treat global objects as weak when
2915 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2917 * emit-rtl.c (dconstpi): Delete.
2919 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2920 * real.h (dconstpi): Delete.
2922 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2923 (fold_builtin_hypot): Likewise.
2925 2007-02-03 Tom Tromey <tromey@redhat.com>
2928 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2929 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2931 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2933 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2934 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2935 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2936 config/rs6000/cell.md, config/rs6000/darwin.h,
2937 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2938 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2939 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2940 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2941 typos. Follow spelling conventions.
2942 * doc/invoke.texi: Follow spelling conventions.
2944 2007-02-03 Roger Sayle <roger@eyesopen.com>
2946 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2947 canonicalization transformations that attempt to simplify integer
2948 constant comparisons to become comparisons against zero.
2950 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2952 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2954 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2955 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2957 2007-02-02 Mike Stump <mrs@apple.com>
2959 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2960 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2961 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2962 generate a branch island.
2964 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2966 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2967 (xtensa_legitimate_address_p): New.
2968 (xtensa_legitimize_address): New.
2969 (xtensa_output_addr_const_extra): New.
2970 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2972 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2973 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2974 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2975 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2976 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2977 (xtensa_legitimize_address): New.
2978 (xtensa_output_addr_const_extra): New.
2980 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2982 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2984 2007-02-02 Ian Lance Taylor <iant@google.com>
2986 * expmed.c (expand_divmod): Add comment.
2988 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2990 * emit-rtl.c (renumber_insns): Remove.
2991 * flags.h: Remove the extern for flag_renumber_insns.
2992 * rtl.h: Remove the prototype for renumber_insns.
2993 * toplev.c (flag_renumber_insns): Remove.
2995 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2997 Revert for x86 darwin:
2998 2005-06-19 Uros Bizjak <uros@kss-loka.si>
3000 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
3001 code before the following patch under TARGET_MACHO.
3002 (ix86_function_value_regno_p): Likewise.
3004 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3006 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
3009 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3012 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
3013 general or fp registers. Add comments.
3014 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
3016 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
3018 * pointer-set.c (insert_aux): Only return insertion slot.
3019 (pointer_set_insert): Adjust.
3020 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
3021 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
3022 pointer_map_traverse): New.
3023 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
3024 pointer_map_create, pointer_map_destroy, pointer_map_insert,
3025 pointer_map_contains, pointer_map_traverse): Declare.
3027 2007-02-02 Jakub Jelinek <jakub@redhat.com>
3030 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
3031 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
3033 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3035 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
3037 (struct _dep): New type.
3038 (dep_t): New typedef.
3039 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
3040 (DEP_STATUS): New access macro. The macro with the same name was
3041 renamed to DEP_LINK_STATUS.
3042 (dep_init): Declare function
3044 (struct _dep_link): New type.
3045 (dep_link_t): New typedef.
3046 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
3047 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
3048 (DEP_LINK_STATUS): New macro.
3049 (debug_dep_links): New debug function.
3051 (struct _deps_list): New type.
3052 (deps_list_t): New typedef.
3053 (DEPS_LIST_FIRST): New access macro.
3054 (FOR_EACH_DEP_LINK): New cycle macro.
3055 (create_deps_list, free_deps_list, delete_deps_list): Declare
3057 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3058 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3059 (copy_deps_list_change_con): Ditto.
3061 (move_dep_link): Declare function.
3063 (struct _dep_node): New type.
3064 (dep_node_t): New typedef.
3065 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
3067 (struct haifa_insn_data.back_deps): New field to hold backward
3068 dependencies of the insn.
3069 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
3071 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
3072 Change its type to deps_list_t.
3073 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
3074 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
3075 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
3077 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
3079 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
3081 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
3083 (dep_cost): Declare.
3085 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
3086 (ds_to_dk, dk_to_ds): New functions.
3088 (init_dep_1): New static function.
3089 (init_dep): New function.
3090 (copy_dep): New static function.
3092 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
3094 (detach_dep_link): New static function.
3095 (move_dep_link): New function.
3097 (dep_links_consistent_p, dump_dep_links): New static functions.
3098 (debug_dep_links): New debugging function.
3100 (deps_obstack, dl_obstack, dn_obstack): New static variables.
3102 (alloc_deps_list, init_deps_list): New static functions.
3103 (create_deps_list): New function.
3104 (clear_deps_list): New static function.
3105 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
3106 (deps_list_consistent_p, dump_deps_list): New static functions.
3107 (debug_deps_list): New function.
3108 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
3110 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
3112 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
3113 use new scheduler dependencies lists.
3114 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
3115 (sched_analyze): Ditto. Initialize dependencies lists.
3116 (add_forw_dep, compute_forward_dependences): Update to use new
3117 scheduler dependencies lists.
3119 (init_dependency_caches): Init deps_obstack.
3120 (free_dependency_caches): Free deps_obstack.
3122 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
3123 new scheduler dependencies lists.
3124 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
3125 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3127 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
3128 Update to use new scheduler dependencies lists.
3129 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
3130 (debug_dependencies): Ditto.
3131 (schedule_region): Update comments.
3133 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
3134 scheduler dependencies lists.
3135 (schedule_ebb): Update comments.
3137 * rtl.def (DEPS_LIST): Remove.
3139 * lists.c (unused_deps_list): Remove.
3140 (free_list): Update assertions.
3142 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
3143 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3145 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
3146 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3148 * haifa-sched.c (comments): Update.
3149 (insn_cost1): Remove. Inline the code into insn_cost ().
3150 (insn_cost): Update to use new scheduler dependencies lists. Move
3151 processing of the dependency cost to dep_cost ().
3152 (dep_cost): New function. Use it instead of insn_cost () when
3153 evaluating cost of the dependency. Use compatible interface to
3154 interact with the target.
3155 (priority): Update to use new scheduler dependencies lists.
3156 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
3157 with greater number of insns that depend on the insn.
3158 (schedule_insn): Update to use new scheduler dependencies lists. Add
3159 code to free backward dependencies lists. Inline and optimize code
3160 from resolve_dep () - see PR28071.
3161 (ok_for_early_queue_removal): Update to use new scheduler dependencies
3162 lists. Update call to targetm.sched.is_costly_dependence hook.
3164 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3165 scheduler dependencies lists.
3167 (resolve_dep): Remove. Move the logic to schedule_insn ().
3168 (init_h_i_d): Initialize dependencies lists.
3170 (process_insn_depend_be_in_spec): Rename to
3171 process_insn_forw_deps_be_in_spec. Update to use new scheduler
3173 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
3174 Update to use new scheduler dependencies lists.
3175 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
3177 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
3178 new scheduler dependencies lists.
3179 (build_intra_loop_deps): Ditto.
3181 * target.h (struct _dep): Declare to use in
3182 gcc_target.sched.is_costly_dependence.
3183 (struct gcc_target.sched.adjust_cost): Fix typo.
3184 (struct gcc_target.sched.is_costly_dependence): Change signature to use
3185 single dep_t parameter instead of an equivalent triad.
3186 (struct gcc_target.sched.adjust_cost_2): Remove.
3188 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
3190 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
3192 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
3194 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3196 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3197 (REG_DEP_TRUE): Document.
3199 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3200 Change signature to correspond to the targetm.sched.adjust_cost hook.
3201 Update use in TARGET_SCHED_ADJUST_COST_2.
3202 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3203 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3204 new scheduler dependencies lists.
3205 (ia64_gen_check): Ditto.
3207 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3210 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3211 signature to correspond to the targetm.sched.is_costly_dependence hook.
3212 (is_costly_group): Update to use new scheduler dependencies lists.
3214 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3215 instead of INSN_COST () macro.
3217 2007-02-01 Ian Lance Taylor <iant@google.com>
3219 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3221 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3223 * pa.md (tp_load): Correct mfctl instruction syntax.
3225 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3227 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3228 altivec_padding_size calculation on AIX. Improve comment, add
3229 assert to verify that it's right.
3231 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3234 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3237 * global.c (global_alloc): Add mising initialization of
3240 2007-02-01 Roger Sayle <roger@eyesopen.com>
3242 * alias.c (init_alias_analysis): Correct whitespace.
3243 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3244 partition_hot_cold_basic_blocks): Likewise.
3245 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3246 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3247 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3248 fold_builtin_snprintf_chk, fold_builtin_printf,
3249 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3250 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3251 * cfgcleanup.c (cleanup_cfg): Likewise.
3252 * cfgexpand.c (tree_expand_cfg): Likewise.
3253 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3254 * function.c (get_next_funcdef_no): Likewise.
3255 * gengtype.c (main): Likewise.
3256 * genmodes.c (main): Likewise.
3257 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3258 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3259 * ifcvt.c (noce_emit_move_insn): Likewise.
3260 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3262 * stor-layout.c (get_best_mode): Likewise.
3263 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3264 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3265 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3266 perform_var_substitution, solve_graph): Likewise.
3267 * tree-vrp.c (vrp_finalize): Likewise.
3269 2007-02-01 Ian Lance Taylor <iant@google.com>
3271 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3272 high part of a paradoxical subreg, return a constant zero.
3274 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3276 * toplev.c (lang_dependent_init): Call init_set_costs.
3277 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3279 2007-02-01 Richard Guenther <rguenther@suse.de>
3282 * fold-const.c (fold_negate_expr): Allow negating a
3283 constant if overflow does not change.
3285 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3287 * doc/c-tree.texi (Expression trees): Improve markup.
3288 * doc/tm.texi (Register Classes, Addressing Modes)
3289 (Floating Point): Fix spacing after abbreviations. Fix some
3292 2007-02-01 Ben Elliston <bje@au.ibm.com>
3294 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3295 * doc/contrib.texi: Likewise.
3296 * doc/install.texi: Likewise.
3298 2007-01-31 Richard Henderson <rth@redhat.com>
3299 Ian Lance Taylor <iant@google.com>
3301 * lower-subreg.c: New file.
3302 * rtl.def (CONCATN): Define.
3303 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3305 * emit-rtl.c (update_reg_offset): New static function, broken out
3306 of gen_rtx_REG_offset.
3307 (gen_rtx_REG_offset): Call update_reg_offset.
3308 (gen_reg_rtx_offset): New function.
3309 * regclass.c: Revert patch of 2006-03-05, restoring
3311 (clear_reg_info_regno): New function.
3312 * dwarf2out.c (concatn_loc_descriptor): New static function.
3313 (loc_descriptor): Handle CONCATN.
3314 * common.opt (fsplit_wide_types): New option.
3315 * opts.c (decode_options): Set flag_split_wide_types when
3317 * timevar.def (TV_LOWER_SUBREG): Define.
3318 * rtl.h (gen_reg_rtx_offset): Declare.
3319 (reg_scan_update): Declare.
3320 * regs.h (clear_reg_info_regno): Declare.
3321 * tree-pass.h (pass_lower_subreg): Declare.
3322 (pass_lower_subreg2): Declare.
3323 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3324 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3326 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3327 * Makefile.in (OBJS-common): Add lower-subreg.o.
3328 (lower-subreg.o): New target.
3330 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3332 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3334 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3337 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3339 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3342 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3344 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3346 * cfgloop.h: Include vec-prim.h.
3347 (enum li_flags): Remove LI_ONLY_OLD.
3348 (loop_iterator): Changed.
3349 (fel_next, fel_init): Iterate over loop tree.
3350 (FOR_EACH_LOOP_BREAK): New macro.
3351 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3353 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3354 * modulo-sched.c (sms_schedule): Ditto.
3355 * tree-vectorizer.c (vectorize_loops): Ditto.
3356 * doc/loop.texi: Update information on loop numbering and behavior of
3357 FOR_EACH_LOOP wrto new loops.
3358 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3359 add_to_evolution_1): Test nestedness of loops instead of comparing
3361 * tree-chrec.c (chrec_fold_plus_poly_poly,
3362 chrec_fold_multiply_poly_poly, chrec_evaluate,
3363 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3364 reset_evolution_in_loop): Ditto.
3365 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3367 2007-01-31 Dirk Mueller <dmueller@suse.de>
3369 * c-common.c (warn_about_parentheses): Separate warning about
3370 un-parenthized sequence of comparison operators from the one
3371 which is supposed to warn about x <= y <= z.
3373 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3375 * optabs.h (enum optab_index): Add new OTI_isinf.
3376 (isinf_optab): Define corresponding macro.
3377 * optabs.c (init_optabs): Initialize isinf_optab.
3378 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3380 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3381 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3383 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3384 expand_builtin_interclass_mathfn.
3385 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3386 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3387 (fxam<mode>2_i387): New insn pattern.
3388 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3389 built-in functions as x87 inline asm.
3391 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3393 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3395 2007-01-30 Eric Christopher <echristo@apple.com>
3397 * config.gcc: Add geode.
3399 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3401 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3402 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3403 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3404 value-prof.c: Fix comment typos.
3406 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3409 * doc/invoke.texi (Wpointer-arith): Document warning.
3411 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3413 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3414 the list of discrepancies from the draft TR.
3416 2007-01-30 Dirk Mueller <dmueller@suse.de>
3419 * doc/invoke.texi (-Wreturn-type): Update description to
3422 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3424 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3426 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3428 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3429 to handle optabs that operate on floating point input argument and
3430 output to integer output.
3431 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3432 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3433 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3434 expand_builtin_interclass_mathfn ().
3435 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3437 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3438 ilogbl built-in functions as x87 intrinsics.
3440 2007-01-30 Richard Guenther <rguenther@suse.de>
3443 * dwarf2out.c (reference_to_unused): Query varpool if the
3444 variable was output.
3446 2007-01-30 Richard Guenther <rguenther@suse.de>
3449 * passes.c (execute_one_pass): Reset in_gimple_form to not
3450 confuse non-unit-at-a-time mode.
3452 2007-01-29 Roger Sayle <roger@eyesopen.com>
3453 Richard Guenther <rguenther@suse.de>
3455 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3456 avoid undefined behaviour on overflow. Use force_fit_type_double
3457 to construct the constant with the specified TREE_OVERFLOW.
3459 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3461 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3462 * config/dfp-bit.h: Ditto.
3464 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3466 * c-decl.c (pop_scope): Replace warnings with call to
3467 warn_for_unused_label.
3468 * c-common.h (warn_for_unused_label): Declare.
3469 * c-common.c (warn_for_unused_label): Define.
3471 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3473 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3476 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3478 * Makefile.in (USER_H): Remove decfloat.h.
3479 * ginclude/decfloat.h: Delete, moving contents to ...
3480 * ginclude/float.h: Add support for decimal floating point,
3481 guarded by __STDC_WANT_DEC_FP__.
3483 2007-01-29 Mike Stump <mrs@apple.com>
3485 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3486 Analysis and Representation to resolve case insensitive conflict.
3487 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3489 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3491 * tree.h (struct tree_memory_tag): Add aliases member.
3492 (MTAG_ALIASES): New macro.
3493 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3494 (add_may_alias): Remove pointer-set. Update for may_aliases being
3496 (mark_aliases_call_clobbered): Update for may_aliases being a
3498 (compute_tag_properties): Ditto.
3499 (create_partition_for): Ditto.
3500 (compute_memory_partitions): Ditto.
3501 (dump_may_aliases_for): Ditto.
3502 (is_aliased_with): Ditto.
3503 (add_may_alias_for_new_tag): Ditto.
3504 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3505 (compute_is_aliased): New function.
3506 (compute_may_aliases): Call compute_is_aliased).
3507 (init_alias_info): Initialize alias_bitmap_obstack.
3508 (union_alias_set_into): New function.
3509 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3510 (have_common_aliases_p): Rewrite to take two bitmaps and use
3512 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3514 (finalize_ref_all_pointers): Update for add_may_alias changes.
3515 (new_type_alias): Ditto.
3516 * tree-flow-inline.h (may_aliases): Return a bitmap.
3517 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3518 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3519 may_aliases being a bitmap.
3520 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3521 may_aliases now returns a bitmap.
3522 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3524 * tree-ssa-operands.c (add_virtual_operand): Update for
3525 may_aliases being a bitmap.
3527 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3529 PR tree-optimization/30630
3530 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3531 variable as changed.
3533 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3536 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3537 expanded only once even if an error occurs.
3539 2007-01-29 Ben Elliston <bje@au.ibm.com>
3541 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3542 (__gcov_average_profiler): Likewise.
3543 (__gcov_ior_profiler): Likewise.
3544 (__gcov_merge_ior): Likewise.
3546 2007-01-28 Jan Hubicka <jh@suse.cz>
3548 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3549 * value-prof.c (stringop_block_profile): Likewise.
3551 2007-01-28 Jan Hubicka <jh@suse.cz>
3553 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3554 variant handling histograms; add wrapper.
3555 (clear_storage_via_libcall): Export.
3556 (emit_block_move_hints): Break out from ...; add histograms.
3557 (emit_block_move): ... this one.
3558 (clear_storage_hints): Break out from ...; add histograms.
3559 (clear_storage): ... this one.
3560 (set_storage_via_memset): Handle histogram.
3561 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3562 (clear_storage_hints, clear_storage_via_libcall): Declare.
3563 (set_storage_via_setmem): Update prototype.
3564 * doc/md.texi (movmem, setmem): Document new arguments.
3566 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3568 (stringop_block_profile): New global function.
3569 (tree_stringops_values_to_profile): Profile block size and alignment.
3570 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3572 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3573 (stringop_block_profile): Declare.
3574 * builtins.c: Include value-prof.h.
3575 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3576 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3577 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3578 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3579 * profile.c (instrument_values): Add new counters.
3580 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3582 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3583 (tree_init_edge_profiler): Build new profilers.
3584 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3585 (pass_tree_profile): Add dump.
3586 (tree_profile_hooks): Update.
3587 * Makefile.in (LIBGCOV): Add new constants.
3588 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3589 __gcov_ior_profiler): New.
3590 * i386.md (movmem/setmem expanders): Add new optional arguments.
3592 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3594 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3596 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3598 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3599 (tree_unswitch_single_loop): Pass eni_size_weights to
3600 tree_num_loop_insns.
3601 * tree-ssa-loop-manip.c: Include tree-inline.h.
3602 (can_unroll_loop_p): Pass eni_size_weights to
3603 tree_num_loop_insns.
3604 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3605 Pass eni_size_weights to estimate_num_insns.
3606 * tree.h (init_inline_once): Export.
3607 * toplev.c (backend_init): Call init_inline_once.
3608 * cgraphunit.c (cgraph_process_new_functions,
3609 cgraph_analyze_function): Pass eni_inlining_weights to
3611 * ipa-inline.c (compute_inline_parameters): Ditto.
3612 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3613 to estimate_num_insns.
3614 (try_unroll_loop_completely): Pass eni_size_weights to
3615 tree_num_loop_insns.
3616 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3617 ot estimate_num_insns.
3618 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3619 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3620 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3621 eni_time_weights): New variables.
3622 (init_inline_once): Initialize them.
3623 (struct eni_data): Mew.
3624 (estimate_num_insns_1, estimate_num_insns): Use weights.
3625 * tree-inline.h (struct eni_weights_d): New.
3626 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3627 (estimate_num_insns): Declaration changed.
3628 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3629 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3630 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3632 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3634 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3635 relations in the conflict function is valid.
3637 2007-01-27 Ian Lance Taylor <iant@google.com>
3639 * common.opt: Add fstrict-overflow.
3640 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3641 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3642 (TYPE_OVERFLOW_UNDEFINED): Define.
3643 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3645 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3646 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3647 (fold_negate_expr): Likewise.
3648 (make_range): Likewise.
3649 (extract_muldiv_1): Likewise.
3650 (maybe_canonicalize_comparison): Likewise.
3651 (fold_comparison): Likewise.
3652 (fold_binary): Likewise.
3653 (tree_expr_nonnegative_p): Likewise.
3654 (tree_expr_nonzero_p): Likewise.
3655 * tree-vrp.c (compare_values): Likewise.
3656 (extract_range_from_binary_expr): Likewise.
3657 (extract_range_from_unary_expr): Likewise.
3658 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3660 (nowrap_type_p): Likewise.
3661 * tree-scalar-evolution.c (simple_iv): Likewise.
3662 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3663 (build_range_check): Likewise.
3664 (extract_muldiv_1): Likewise.
3665 (fold_comparison): Likewise.
3666 * tree-vrp.c (vrp_int_const_binop): Likewise.
3667 (extract_range_from_unary_expr): Likewise.
3668 * convert.c (convert_to_integer): Likewise.
3669 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3670 (fold_comparison): Likewise.
3671 (fold_binary): Likewise.
3672 * optabs.c (optab_for_tree_code): Likewise.
3673 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3674 * simplify-rtx.c (simplify_const_relational_operation): Check
3675 flag_strict_overflow and flag_trapv.
3676 (simplify_const_relational_operation): Likewise.
3677 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3678 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3681 2007-01-27 Roger Sayle <roger@eyesopen.com>
3683 * tree.c (tree_fold_gcd): Delete.
3684 * tree.h (tree_fold_gcd): Remove prototype.
3685 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3686 test whether one constant integer is a multiple of another. Instead
3687 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3688 * fold-const.c (multiple_of_p): We've determined both TOP and
3689 BOTTOM are integer constants so we can call int_const_binop directly
3690 instead of the more generic const_binop.
3692 2007-01-27 Roger Sayle <roger@eyesopen.com>
3694 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3695 1*X check that the constant hasn't overflowed, to preserve the
3697 (round_up): Provide an efficient implementation when rouding-up an
3698 INTEGER_CST to a power-of-two.
3700 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3702 * doc/sourcebuild.texi: Add comma for clarity.
3703 * doc/extend.texi: Fix some typos.
3704 * doc/passes.texi: Likewise.
3705 * doc/cppinternals.texi: Likewise.
3706 * doc/c-tree.texi: Likewise.
3707 * doc/tree-ssa.texi: Likewise.
3708 * doc/install.texi: Likewise.
3710 2007-01-27 Jan Hubicka <jh@suse.cz>
3712 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3713 (pass_sra): Do not require alias information.
3714 * passes.c (init_optimization_passes): Add SRA
3716 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3718 * tracer.c (rest_of_handle_tracer): We already cleaned
3719 up the CFG in tracer() so don't do it here again.
3720 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3721 cleanup_cfg here, either. And don't call renumber_insns.
3723 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3724 and BB_HEAD are in the insn stream here. Instead make sure
3725 that BB_INSN is valid on all insns. Also, do check here that
3726 there are no pending branch predictions...
3727 (rtl_verify_flow_info): ...instead of doing it here. Checks
3728 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3731 2007-01-26 Roger Sayle <roger@eyesopen.com>
3733 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3734 function to simplify/factorize operand order canonicalization.
3735 (ix86_fixup_binary_operands): Reorganize using the above function.
3736 (ix86_binary_operator_ok): Likewise.
3738 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3740 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3741 file scope from optimize_attrs.
3742 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3744 (optimize_attrs): Clear insn_code_values after freeing it.
3746 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3748 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3749 a parts.base assignment.
3751 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3753 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3754 (compute_subscript_distance, initialize_data_dependence_relation,
3755 finalize_ddr_dependent, analyze_ziv_subscript,
3756 analyze_siv_subscript_cst_affine,
3757 compute_overlap_steps_for_affine_univar,
3758 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3759 analyze_siv_subscript, analyze_miv_subscript,
3760 analyze_overlapping_iterations, subscript_dependence_tester_1,
3761 compute_self_dependence, free_dependence_relation): Work
3762 with affine_fn instead of chrecs.
3763 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3764 common_affine_function, affine_function_base,
3765 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3766 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3767 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3768 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3769 (all_chrecs_equal_p): Removed.
3770 * tree-data-ref.h (affine_fn, conflict_function): New types.
3771 (struct subscript): Change type of conflicting_iterations_in_a
3772 and conflicting_iterations_in_b.
3774 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3777 * config/pa/pa.h (TARGET_HPUX_11): New.
3778 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3779 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3781 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3782 Richard Guenther <rguenther@suse.de>
3784 * tree-ssa-structalias.c (solve_graph): Handle case
3785 we merged the variable to another.
3787 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3789 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3792 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3793 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3795 2007-01-25 DJ Delorie <dj@redhat.com>
3797 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3798 allow changes to modes which don't fit in those registers.
3800 * reload1.c (choose_reload_regs): Check for invalid subregs before
3801 computing their locations, not after.
3803 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3806 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3807 save Altivec registers in an eh_return function.
3808 (compute_vrsave_mask): Likewise.
3809 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3810 for saving Altivec registers.
3811 (rs6000_emit_prologue): Don't allocate stack twice in
3812 eh_return function. Correct expected value of altivec_save_offset
3813 when using save_world. Describe save of R0 to stack when using
3814 save_world. Describe stack pointer adjustment when using
3815 save_world. Remove duplicated eh_return parameter register saving.
3816 Update sp_offset variable after save_world.
3817 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3819 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3820 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3823 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3825 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3827 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3830 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3831 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3833 2007-01-25 Richard Guenther <rguenther@suse.de>
3835 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3836 * common.opt (-Wcoverage-mismatch): New warning option.
3837 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3838 if -Wcoverage-mismatch is given.
3840 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3842 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3843 (ipcp_driver): Change to static definition.
3844 Add dumping of the ifunctions.
3845 (constant_val_insert): Remove unused parameter. Support for SSA.
3846 (ipcp_propagate_const): Support for SSA.
3847 (ipcp_profile_bb_print): Print only analyzed nodes.
3848 (ipcp_replace_map_create): Remove support for Fortran constant
3850 * ipa-prop.c (ipa_method_modify_stmt,
3851 ipa_callsite_compute_param): Support for SSA.
3852 * ipa-prop.h (ipcp_driver): Remove declaration.
3853 (IS_VALID_TREE_MAP_INDEX): Add define.
3855 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3857 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3859 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3862 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3863 constant argument to cabs and do it without checking for
3864 -funsafe-math-optimizations.
3866 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3868 * c-common.h (RID_FIRST_CXX0X): New.
3869 (RID_LAST_CXX0X): New.
3870 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3872 * c.opt (Wc++0x-compat): New.
3873 * doc/invoke.texi (-Wc++0x-compat): Document.
3875 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3877 * builtins.c (fold_builtin_carg): New.
3878 (fold_builtin_1): Use it.
3880 2007-01-24 Jan Hubicka <jh@suse.cz>
3882 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3884 * ipa-inline.c (initial_insns, max_insns): Delete.
3885 (compute_max_insns): New function.
3886 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3887 of insns as base for code growth.
3888 (cgraph_decide_inlining): Make initial_insns local; do not compute
3890 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3891 * doc/invoke.texi (inline-unit-growth): Update docs.
3893 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3895 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3896 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3897 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3898 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3899 for CPUs that have PTA_CX16 set.
3902 * gimplify.c (omp_check_private): New function.
3903 (gimplify_scan_omp_clauses): Use it for
3904 firstprivate/lastprivate/reduction.
3907 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3908 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3911 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3912 If lower_lastprivate_clauses emits some statements, append them
3913 to dlist rather than body_p and to body_p append an initializer.
3914 (lower_omp_for): Adjust caller.
3916 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3918 * target.h (globalize_decl_name): New.
3919 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3920 * output.h (default_globalize_decl_name): New.
3921 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3923 (globalize_decl): Ditto.
3924 (default_globalize_decl_name): New.
3925 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3926 (ia64_handle_version_id_attribute): New.
3927 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3928 (ia64_asm_output_external): Use globalize_decl_name instead
3930 * doc/extend.texi (version_id): New pragma.
3931 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3933 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3935 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3936 _uleb128_t and _Unwind_SWord with _sleb128_t.
3937 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3938 uw_frame_state_for, uw_update_context_1): Likewise.
3939 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3940 * unwind-pe.h (read_uleb128, read_sleb128,
3941 read_encoded_value_with_base): Likewise.
3942 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3944 2007-01-24 Richard Guenther <rguenther@suse.de>
3946 * builtins.c (expand_builtin_cexpi): Get the fndecl
3947 for cexp in the correct way.
3949 2007-01-24 Jan Hubicka <jh@suse.cz>
3951 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3953 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3955 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3956 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3957 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3958 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3959 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3960 __SIZEOF_PTRDIFF_T__.
3961 * doc/cpp.texi: Documentation for the new builtin macros added.
3963 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3965 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3966 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3967 instead of operands[2] to avoid access past the end of array.
3969 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3971 * reload1.c (emit_reload_insns): Pass the reload register
3972 for a non-spill output reload through forget_old_reloads_1.
3974 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3976 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3977 _SOFT_DOUBLE if doubles use software floating-point.
3978 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3979 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3980 * config/rs6000/darwin-ldouble.c: Also compile functions for
3981 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3982 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3983 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3984 commented-out long double override.
3985 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3986 * config/rs6000/eabispe.h: Likewise.
3987 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3988 long double for non-SPE.
3989 (rs6000_handle_option): Likewise.
3990 (invalid_e500_subreg): Disallow more subregs involding DImode,
3991 DFmode, TImode or TFmode.
3992 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3994 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3996 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3997 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3999 (rs6000_legitimate_address): Also check for TFmode for E500
4001 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
4002 (spe_build_register_parallel): Handle TFmode and TCmode.
4003 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
4005 (function_arg): Handle TFmode and TCmode for E500 double.
4006 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
4008 (print_operand): Handle TFmode and TImode for %y.
4009 (rs6000_generate_compare): Handle TFmode comparisons for E500
4011 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
4012 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
4013 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
4014 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
4015 TFmode for E500 double.
4016 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
4017 (floatsidf2): Enable for E500 double.
4018 (movtf_softfloat): Use rs6000_nonimmediate_operand.
4019 (extenddftf2): Change to extenddftf2_fprs.
4020 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
4021 depending on TARGET_E500_DOUBLE.
4022 (extendsftf2): Enable for E500 double.
4023 (trunctfdf2): Enable for E500 double.
4024 (trunctfsf2): Change to trunctfsf2_fprs.
4025 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
4026 depending on TARGET_E500_DOUBLE.
4027 (floatsitf2): Enable for E500 double.
4028 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
4029 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
4030 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
4031 (negtf2): Change to negtf2_internal.
4032 (negtf2): New expander.
4033 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
4034 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
4035 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
4036 (movdi_internal32): Use rs6000_nonimmediate_operand.
4037 (unnamed splitter): Likewise.
4038 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
4039 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
4040 (SPE64TF, DITI): New mode macros.
4041 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
4044 (frob_<mode>_di_2): New.
4045 (frob_tf_di_8_2): New.
4046 (frob_di_df): Change to frob_di_<mode>; allow more modes.
4048 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
4050 (frob_ti_<mode>_8_2): New.
4051 (frob_ti_tf_2): New.
4052 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
4053 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
4055 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
4056 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
4057 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
4058 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
4059 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
4060 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
4063 2007-01-23 Ian Lance Taylor <iant@google.com>
4065 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
4067 (OBJS-archive): Reformat, alphabetize.
4068 (OBJS): Change out_object_file to OBJS-md.
4070 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
4072 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4073 JUMP_P and CALL_P predicates where applicable.
4074 * config/i386/i386.c: Ditto.
4075 * config/i386/i386.md: Ditto.
4076 * config/i386/mmx.md: Ditto.
4077 * config/i386/predicates.md: Ditto.
4079 2007-01-22 Andreas Schwab <schwab@suse.de>
4081 * config/m68k/m68k.h: Fix comment.
4083 2007-01-22 Jan Hubicka <jh@suse.cz>
4085 * passes.c (init_optimization_passes): Do not rerun
4086 pass_early_warn_uninitialized.
4088 2007-01-22 Richard Guenther <rguenther@suse.de>
4090 PR tree-optimization/30038
4091 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
4093 (execute_cse_sincos_1): Likewise.
4094 (execute_cse_sincos): Likewise.
4095 (gate_cse_sincos): Likewise.
4096 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
4097 the cexpi() canonicalization of sincos().
4098 * tree-pass.h (pass_cse_sincos): Declare.
4099 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
4101 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4103 PR rtl-optimization/29329
4104 * combine.c (replaced_rhs_insn): Rename to i2mod.
4105 (replaced_rhs_value): Rename to i2mod_new_rhs.
4106 (i2mod_old_rhs): New global variable.
4107 (combine_instructions): Adjust for above change. Save a copy of
4108 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
4109 note are substituted in the second instruction.
4110 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
4111 ditch the note if it pertains to the second eliminated register
4112 and this register is mentioned in i2mod_old_rhs.
4115 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4117 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
4118 the insn to which the note was originally attached.
4120 2007-01-21 Jan Hubicka <jh@suse.cz>
4122 * ipa-inline.c (inlining_mode): Comment, move up.
4123 (cgraph_decide_inlining_incrementally): Do not perform inlining
4124 itself; fix handling of flattening of self recursive functions.
4125 (cgraph_find_cycles): Remove.
4126 (cgraph_flatten_node): Remove.
4127 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
4128 (try_inline): New function.
4129 (cgraph_early_inlining): Update call of
4130 cgraph_decide_inlining_incrementally. Apply inlining here.
4131 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
4133 2007-01-21 Dirk Mueller <dmueller@suse.de>
4136 * tree-vrp.c (check_array_bounds): do not warn
4137 about ADDR_EXPR's of ARRAY_REF's which are immediately
4138 used in binary expressions.
4140 2007-01-21 Ira Rosen <irar@il.ibm.com>
4142 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
4143 read_write_dep and macros for its access.
4144 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4145 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
4146 argument, call vect_check_interleaving for every independent pair of
4147 data-refs. Mark loads that access the same memory location as a store
4149 (vect_check_dependences): Remove.
4150 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
4151 call, fix the call to vect_analyze_data_ref_dependence.
4152 (vect_analyze_data_ref_access): For statements that access the same
4153 data-ref, check that they are not stores; for loads, check that there
4154 is no store that access the same location.
4156 2007-01-20 Roger Sayle <roger@eyesopen.com>
4157 Joseph Myers <joseph@codesourcery.com>
4159 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
4160 (-fdump-rtl-stack): Likewise.
4161 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
4162 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
4163 (-mpt-fixed): Use @minus{} for minus sign.
4164 (Using Precompiled Headers): Fix under/overfull hbox.
4166 2007-01-20 Jan Hubicka <jh@suse.cz>
4168 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
4169 place within annotation.
4171 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4173 * pa.c (output_move_double): Change array size of xoperands to 4.
4175 2007-01-20 Jan Hubicka <jh@suse.cz>
4177 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
4180 2007-01-19 Ian Lance Taylor <iant@google.com>
4182 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
4183 constant to unsigned HOST_WIDE_INT before negating.
4185 2007-01-19 Ian Lance Taylor <iant@google.com>
4187 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
4189 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
4190 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4191 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
4192 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
4193 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4194 (realloc_vdef, realloc_vuse): Change second parameter to
4196 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4198 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4199 unsigned. Change x and lim locals to unsigned.
4200 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4202 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4203 (copy_virtual_operands): Change i and n locals to unsigned.
4205 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4208 * builtins.c (fold_builtin_1): Handle builtin fdim.
4210 2007-01-20 Jan Hubicka <jh@suse.cz>
4212 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4213 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4214 init_alias_heapvars.
4215 (init_alias_heapvars): Initialize only when not already initialized.
4216 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4218 2007-01-19 Roger Sayle <roger@eyesopen.com>
4220 * common.opt (fsigned-zeros): New command line option.
4221 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4222 of flag_unsafe_math_optimizations.
4223 * opts.c (set_fast_math_flags): The -ffast-math command line option
4224 implies -fno-signed-zeros.
4225 (fast_math_flags_set_p): Likewise.
4227 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4228 the documentation of -ffast-math appropriately. Wrap long lines.
4230 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4232 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4233 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4235 2007-01-19 Tomas Bily <tbily@suse.cz>
4237 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4239 (tree_init_ic_make_global_vars): New function
4240 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4241 (tree_gen_ic_profiler): New function
4242 (tree_gen_ic_func_profiler): New function
4243 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4244 (tree_profile_hooks): Added hook for indirec/virtual calls
4245 * value-prof.c (tree_find_values_to_profile): New case for
4247 (tree_values_to_profile): Call for determining indirect/virtual
4249 (tree_indirect_call_to_profile): New function
4250 (tree_ic_transform): New function
4251 (tree_ic): New function
4252 (find_func_by_pid): New function
4253 (init_pid_map): New function
4254 (tree_value_profile_transformations): Added check for
4255 indirect/virtual call transformation
4256 * value-prof.h (enum hist_type): New counter type for
4257 indirect/virtual calls
4258 (profile_hooks): Added new hook for profiling indirect/virtual
4260 * profile.c (instrument_values): New case for indirect/virtual
4262 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4263 (GCOV_COUNTER_V_INDIR): New counter type
4264 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4265 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4267 * cgraph.c: Definition of cgraph_max_pid
4268 (cgraph_create_node): Default init of pid attribute
4269 * cgraph.h: Declaration of cgraph_max_pid
4270 (struct cgraph_node): Added pid attribute
4271 * libgcov.c (__gcov_indirect_call_profiler): New function
4272 (__gcov_one_value_profiler_body): New function
4273 (__gcov_one_value_profiler): Body was moved to
4274 __gcov_one_value_profiler_body and calls it
4276 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4278 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4279 * gengtype.c (write_types_data, write_func_for_structure,
4280 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4281 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4282 (walk_type, write_func_for_structure): Generate the mark_hook if
4285 2007-01-19 Jan Hubicka <jh@suse.cz>
4287 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4288 'early' argument take inlining mode argument specifying whether to
4289 inline for size/speeed or all functions; add support for flattening;
4291 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4293 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4296 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4297 the name of the declared identifier.
4299 2007-01-19 Dirk Mueller <dmueller@suse.de>
4301 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4302 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4303 duplicate evaluation.
4305 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4307 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4308 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4309 to XFMode, use acosxf2 and truncate result to requested mode.
4310 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4311 (asin<mode>2): Similarly, with asin expanders.
4312 (*fscalexf4_i387): Rename from *fscalexf4.
4313 (expNcorexf3): New expander.
4314 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4315 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4316 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4317 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4318 patterns for SSE math.
4319 (exp10<mode>2): Similarly, with exp10 expanders.
4320 (exp2<mode>2): Similarly, with exp2 expanders.
4321 (expm1<mode>2): Similarly, with expm1 expanders.
4322 (ldexp<mode>3): Similarly, with ldexp expanders.
4323 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4324 Use gen_truncxf<mode>2_i387_noop to truncate result.
4326 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4328 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4329 for ColdFire targets.
4331 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4332 Richard Sandiford <richard@codesourcery.com>
4334 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4335 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4336 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4337 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4338 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4339 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4341 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4343 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4344 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4345 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4346 (*adddi_dilshr32_cf): New pattern.
4347 (adddi3, subdi3): Remove first alternatives.
4349 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4351 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4352 implemented using move.l, do not use its cc result for floating-point
4355 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4357 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4358 from accepting 's' constraints if flag_pic.
4360 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4362 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4363 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4364 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4365 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4367 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4369 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4370 ColdFire alternatives.
4371 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4372 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4373 architectures that support ff1 instruction.
4375 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4376 Julian Brown <julian@codesourcery.com>
4378 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4379 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4380 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4383 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4385 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4387 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4388 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4389 HOST_WIDE_INT instead of an rtx.
4390 (m68k_rtx_costs): Update call accordingly.
4391 (output_move_const_into_data_reg): Likewise. Fix formatting.
4392 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4394 (output_move_simode_const): Update calls after above changes.
4395 Rework to use automatic variables and predicates like MEM_P.
4396 * config/m68k/m68k.md (pushexthisi_const): Update call to
4399 2007-01-19 Dirk Mueller <dmueller@suse.de>
4401 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4404 2007-01-19 Richard Guenther <rguenther@suse.de>
4406 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4407 via cexp in case sincos is not available.
4409 2007-01-19 Richard Guenther <rguenther@suse.de>
4411 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4412 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4413 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4414 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4415 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4416 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4417 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4418 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4420 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4422 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4424 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4425 (atan2xf3): Directly generate RTL pattern.
4426 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4427 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4428 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4429 disable patterns for SSE math.
4430 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4431 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4432 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4433 disable patterns for SSE math.
4435 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4437 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4439 2007-01-18 Roger Sayle <roger@eyesopen.com>
4441 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4442 VIEW_CONVERT_EXPR to the same type as it's operand.
4444 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4446 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4447 configured for long double 128.
4449 2007-01-18 Mike Stump <mrs@apple.com>
4451 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4454 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4456 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4459 2007-01-18 Jan Hubicka <jh@suse.cz>
4461 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4462 greater than NUM_VOP_FREE_BUCKETS.
4464 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4466 * tree-ssa-structalias.c: Update comments.
4467 (ptabitmap_obstack): Removed.
4469 (oldpta_obstack): Ditto.
4470 (stats): Add a few members.
4471 (struct variable_info): Remove node, complex, address_taken, and
4472 indirect_target members. Add oldsolution member.
4473 (new_var_info): Do not initialize removed members.
4474 (constraint_expr_type): Remove INCLUDES.
4475 (constraint_graph): Add size, implicit_preds, rep,
4476 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4477 (FIRST_REF_NODE): New macro.
4478 (LAST_REF_NODE): Ditto.
4479 (FIRST_ADDR_NODE): Ditto.
4480 (find): New function.
4482 (dump_constraint): Do not handle INCLUDES.
4483 (insert_into_complex): Do not insert duplicate constraints.
4484 (condense_varmap_nodes): Renamed and rewritten into ...
4485 (merge_node_constraints): This. Also fix bug in handling of
4486 offseted copy constraints.
4487 (clear_edges_for_node): No longer need to deal with preds at all,
4488 or removing associated preds/succs.
4489 (merge_graph_nodes): Deal with indirect_cycles.
4490 Don't deal with predecessors.
4491 (add_implicit_graph_edge): New function.
4492 (add_pred_graph_edge): Ditto.
4493 (add_graph_edge): Don't deal with predecessors.
4494 (build_constraint_graph): Removed.
4495 (build_pred_graph): New function.
4496 (build_succ_graph): Ditto.
4497 (struct scc_info): Removed in_component. Added roots, dfs, and
4498 node_mapping. Remove visited_index, unification_queue.
4499 (scc_visit): Deal with union-find we do now.
4500 Deal with cycles with REF nodes.
4501 (collapse_nodes): Renamed and rewritten to ...
4502 (unify_nodes): This.
4503 (process_unification_queue): Removed.
4504 (topo_visit): Cleanup
4505 (do_da_constraint): Use find.
4506 (do_sd_constraint): Ditto.
4507 (do_ds_constraint): Ditto.
4508 (do_complex_constraint): Ditto.
4509 (init_scc_info): Update for removed and added members.
4510 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4511 (find_indirect_cycles): This.
4512 (equivalence_class): New variable.
4513 (label_visit): New function.
4514 (perform_variable_substitution): Rewritten.
4515 (free_var_substitution_info): New function.
4516 (find_equivalent_node): Ditto.
4517 (move_complex_constraints): Ditto.
4518 (eliminate_indirect_cycles): Ditto.
4519 (solve_graph): Only propagate changed bits.
4520 Use indirect cycle elimination.
4522 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4523 (tree_id_eq): Renamed to ...
4524 (tree_vi_eq): This. Update for member change
4525 (insert_id_for_tree): Renamed and rewritten to ...
4526 (insert_vi_for_tree): This.
4527 (lookup_id_for_tree): Renamed and rewritten to ...
4528 (lookup_vi_for_tree): This.
4529 (get_id_for_tree): Renamed and rewritten to ...
4530 (get_vi_for_tree): Ditto.
4531 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4532 (process_constraint): Don't handle INCLUDES.
4533 Remove special ADDRESSOF case.
4534 (find_func_aliases): Rewrite to use vi functions instead of id
4536 (create_function_info_for): Ditto.
4537 (create_variable_info_for): Ditto.
4538 (intra_create_variable_infos): Ditto.
4539 (merge_smts_into): Ditto.
4540 (find_what_p_points_to): Ditto.
4541 (init_base_vars): Ditto.
4542 (init_alias_vars): Ditto.
4543 (remove_preds_and_fake_succs): New function.
4544 (dump_sa_points_to_info): Dump new stats.
4545 (dump_solution_for_var): Use find.
4546 (set_used_smts): Fix formatting.
4547 (compute_points_to_sets): Updated for new functions.
4548 (ipa_pta_execute): Ditto.
4550 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4551 Richard Sandiford <richard@codesourcery.com>
4553 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4555 * calls.c (expand_call): If the return value is a PARALLEL,
4556 extract its first member.
4557 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4558 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4559 use FUNCTION_EXTRA_EPILOGUE.
4560 (m68k_function_value): Return a PARALLEL if the return value
4561 is of a pointer type.
4562 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4563 (FUNCTION_EXTRA_EPILOGUE): Remove.
4564 * config/m68k/m68k.md (D0_REG): New constant.
4566 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4568 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4569 output a NOP for empty epilogues.
4571 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4573 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4574 before function. Extend register save check to include all
4575 registers, not just integer ones.
4577 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4579 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4580 (m68k_use_return_insn): ...this.
4581 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4582 * config/m68k/m68k.c (use_return_insn): Rename to...
4583 (m68k_use_return_insn): ...this.
4584 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4587 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4589 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4590 nearest even, fix denormal rounding overflow.
4592 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4594 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4595 f%$smove and f%$move.
4596 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4597 (extendsfdf2_cf): Use fdmove instead of f%&move.
4598 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4599 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4601 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4603 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4606 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4608 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4609 (coldfire_single_format): Declare.
4610 (coldfire_double_format): Likewise.
4611 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4612 of qnan_msb_set to determine the lower bits of a canonical
4614 (encode_ieee_double): Likewise.
4615 (encode_ieee_quad): Likewise.
4616 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4617 (mips_single_format): Likewise.
4618 (ieee_double_format): Likewise.
4619 (mips_double_format): Likewise.
4620 (ieee_extended_motorola_format): Likewise.
4621 (ieee_extended_intel_96_format): Likewise.
4622 (ieee_extended_intel_128_format): Likewise.
4623 (ieee_extended_intel_96_round_53_format): Likewise.
4624 (ibm_extended_format): Likewise.
4625 (mips_extended_format): Likewise.
4626 (ieee_quad_format): Likewise.
4627 (mips_quad_format): Likewise.
4628 (vax_f_format): Likewise.
4629 (vax_d_format): Likewise.
4630 (vax_g_format): Likewise.
4631 (i370_single_format): Likewise.
4632 (i370_double_format): Likewise.
4633 (decimal_single_format): Likewise.
4634 (decimal_double_format): Likewise.
4635 (decimal_quad_format): Likewise.
4636 (c4x_single_format): Likewise.
4637 (c4x_extended_format): Likewise.
4638 (real_internal_format): Likewise.
4639 (coldfire_single_format): New real_format.
4640 (coldfire_double_format): Likewise.
4641 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4642 canonical_nan_lsbs_set.
4643 (pdp11_d_format): Likewise.
4644 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4645 if TARGET_COLDFIRE_CPU.
4647 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4649 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4650 (output_call, m68k_legitimize_call_address): Declare.
4651 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4652 parenthesees. Add support for a 'W' constraint.
4653 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4654 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4655 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4656 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4658 (override_options): Initialize them. Do not set flag_no_function_cse
4659 for TARGET_ID_SHARED_LIBRARY.
4660 (m68k_output_pic_call): Delete.
4661 (m68k_legitimize_call_address): New function.
4662 (print_operand): Remove the %o prefix. Handle the %p prefix.
4663 (output_call): New function.
4664 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4665 target address from the GOT if symbolic jumps are not allowed.
4666 * config/m68k/m68k.md (call, general_operand): Do not set
4667 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4668 Merge separate flag_pic and !flag_pic define_insns into...
4669 (*call, *call_value): ...these new patterns. Match the address
4670 rather than the containing MEM and require it to be a call_operand.
4671 Use output_call to generate the asm template.
4672 * config/m68k/predicates.md (const_call_operand): New predicate.
4673 (call_operand): Likewise.
4675 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4677 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4678 (STACK_GROWS_DOWNWARD): Define to 1.
4679 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4680 comments, emphasizing that these values are only defaults.
4681 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4682 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4684 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4686 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4688 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4689 Richard Sandiford <richard@codesourcery.com>
4691 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4692 (FP_REGNO_P): New macros.
4693 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4694 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4695 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4696 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4698 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4700 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4701 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4703 * config/m68k/t-floatlib: New file, extracting common code from...
4704 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4705 * config/m68k/t-uclinux: Here.
4706 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4707 routines on ColdFire targets.
4709 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4711 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4712 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4713 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4714 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4715 explicitly set MOTOROLA to 1.
4716 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4718 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4719 Nathan Sidwell <nathan@codesourcery.com>
4721 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4722 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4723 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4724 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4725 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4726 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4727 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4728 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4729 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4730 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4731 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4732 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4733 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4734 (DBX_REGISTER_NUMBER): Delete.
4735 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4736 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4737 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4739 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4741 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4742 * config/flat.h: New file.
4743 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4745 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4746 indirect references for -msep-data or -mid-shared-library.
4747 Do not use PC-relative code addresses either.
4748 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4750 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4751 for shared libraries and crt1.o for executables. Use crti.o and
4753 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4754 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4755 Do not add -elf2flt or -shared-lib-id options here.
4756 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4757 Pass -shared-lib-id if -mid-shared-library, taking the library
4758 identifier from -mshared-library-id if given, otherwise
4760 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4761 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4762 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4763 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4764 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4765 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4767 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4768 jump sequence for ISA A and ISA A+.
4769 (PICJUMP): Likewise.
4771 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4773 * config.gcc (m68k-*-uclinux*): Base the port on the common
4774 and m68k GNU/Linux files rather than on the generic ELF ones.
4775 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4776 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4778 2007-01-18 Julian Brown <julian@codesourcery.com>
4779 Richard Sandiford <richard@codesourcery.com>
4781 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4782 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4783 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4785 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4787 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4789 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4791 * doc/install.texi: Document m68k-uclinuxoldabi.
4792 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4793 * config/m68k/uclinux-oldabi.h: New file, copied from
4794 config/m68k/uclinux.h.
4796 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4798 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4799 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4800 (m32r_compute_frame_size): Use unsigned for regno.
4801 (m32r_reload_lr): Use gen_frame_mem.
4803 (m32r_output_function_epilogue): Don't output the function epilogue
4805 (m32r_expand_epilogue): New.
4806 (direct_return): Return false if the function has the interrupt
4808 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4809 * config/m32r/m32r.md (epilogue): New expander.
4810 (return_lr, return_rte): New insns.
4811 (return): Make it expander.
4812 (return_normal): New expander.
4814 2007-01-18 Josh Conner <jconner@apple.com>
4817 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4818 support for UNLE, UNLT, UNGE, and UNGT.
4820 2007-01-18 Jan Hubicka <jh@suse.cz>
4822 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4823 * tree-tailcall (add_virtual_phis): Likewise.
4824 (optimize_tail_call): Return TODOs.
4825 (execute_tail_calls): Return TODOs.
4826 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4827 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4829 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4830 Cleanup cfg using TODO.
4831 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4832 * passes.c (execute_function_todo): When cleanup did something, remove
4834 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4835 (make_edges): Don't cleanup_cfg.
4837 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4839 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4840 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4841 operate on the top of stack.
4842 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4843 register handling of instructions that output to the second
4845 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4846 (move_for_stack_reg): Special-case check for dead destination
4847 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4849 * config/i386/i386.md (UNSPEC_TAN): New constant.
4850 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4851 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4852 to correctly model move of constant 1.0 to top stack slot.
4853 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4854 (unnamed peephole2 pattern): Remove corresponding peephole2
4855 pattern that optimizes tan insn and loading of constant 1.0.
4856 (tanxf2): Use fptanxf4_i387.
4857 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4858 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4859 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4860 disable patterns for SSE math.
4861 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4862 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4864 2007-01-18 Dirk Mueller <dmueller@suse.de>
4865 Richard Guenther <rguenther@suse.de>
4868 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4869 * common.opt (Warray-bounds): Add new warning option.
4870 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4872 * Makefile.in: make tree-vrp.o depend on toplev.h
4873 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4875 (check_array_refs, check_array_bounds, check_array_ref): New.
4877 2007-01-18 Jan Hubicka <jh@suse.cz>
4879 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4880 (execute_ssa_ccp): Return flags conditionally.
4881 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4883 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4885 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4887 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4888 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4890 * Makefile.c (GTFILES): Add cfglayout.h.
4891 * gengtype.c (open_base_files): Likewise.
4892 * cfglayout.c (cfg_layout_function_footer,
4893 cfg_layout_function_header) Reindent to make gengtype happy.
4894 * cfglayout.h (cfg_layout_function_footer,
4895 cfg_layout_function_header): Add GTY(()) marker.
4897 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4899 2007-01-18 Ben Elliston <bje@au.ibm.com>
4901 * genautomata.c (write_automata): Include xstrerror output in the
4902 error message if writing the DFA description file fails.
4904 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4906 * config/mips/mips-protos.h (mips_output_external): Make it
4908 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4909 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4910 (extern_list): Likewise.
4911 (extern_head): Likewise.
4912 (TARGET_ASM_FILE_END): Likewise.
4913 (mips_file_end): Likewise.
4914 (mips_output_external): Rewritten.
4916 2007-01-18 Ben Elliston <bje@au.ibm.com>
4918 * genpreds.c (write_insn_preds_c): Only write out the function
4919 body for regclass_for_constraint if we have register constraints.
4921 2007-01-17 Tom Tromey <tromey@redhat.com>
4923 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4924 * doc/install.texi (Testing): Use sourceware.org.
4925 (Binaries): Likewise.
4926 (Specific): Likewise.
4927 * doc/contrib.texi (Contributors): Use sourceware.org.
4929 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4931 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4932 (AVR_ENHANCED): Rename to ...
4933 (AVR_HAVE_MUL): ... new.
4934 (avr_enhanced_p): Rename to ...
4935 (avr_have_mul_p): ... new.
4936 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4937 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4938 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4939 (avr_have_mul_p): ... new.
4940 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4941 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4942 'avr_enhanced_p' and 'enhanced'.
4943 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4944 AVR_HAVE_MUL instead of AVR_ENHANCED.
4945 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4946 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4947 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4948 instead of AVR_ENHANCED.
4949 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4950 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4951 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4953 2007-01-17 Ian Lance Taylor <iant@google.com>
4955 * vec.h (VEC_reserve_exact): Define.
4956 (vec_gc_p_reserve_exact): Declare.
4957 (vec_gc_o_reserve_exact): Declare.
4958 (vec_heap_p_reserve_exact): Declare.
4959 (vec_heap_o_reserve_exact): Declare.
4960 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4962 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4964 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4965 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4966 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4967 * vec.c (calculate_allocation): Add exact parameter. Change all
4969 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4970 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4971 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4972 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4973 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4974 (vec_heap_p_reserve_exact): New function.
4975 (vec_heap_o_reserve_exact): New function.
4977 2007-01-17 Jan Hubicka <jh@suse.cz>
4979 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4981 2007-01-17 Eric Christopher <echristo@apple.com>
4983 * config.gcc: Support core2 processor.
4985 2007-01-16 Jan Hubicka <jh@suse.cz>
4987 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4988 the names, just unlink the chain so we don't crash on dangling pointers
4991 2007-01-16 Jan Hubicka <jh@suse.cz>
4993 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4994 * tree-pass.h: Reorder to make IPA passes appear toegher.
4995 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4996 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4997 parameters, do not call early inliner.
4998 * ipa-inline.c: Update comments. Include tree-flow.h
4999 (cgraph_decide_inlining): Do not compute inlining parameters.
5000 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
5001 be called with function context set up.
5002 (pass_ipa_inline): Remove unreachable functions before pass.
5003 (cgraph_early_inlining): Simplify assuming to be called from the
5005 (pass_early_inline): New pass.
5006 (cgraph_gate_ipa_early_inlining): New gate.
5007 (pass_ipa_early_inline): Turn into simple wrapper.
5008 (compute_inline_parameters): New function.
5009 (gate_inline_passes): New gate.
5010 (pass_inline_parameters): New pass.
5011 (apply_inline): Move here from tree-optimize.c
5012 (pass_apply_inline): New pass.
5013 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
5015 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
5017 (tree_function_versioning): Do not allocate dummy struct function.
5018 * tree-inline.h (optimize_inline_calls): Update prototype.
5019 * tree-optimize.c (execute_fixup_cfg): Export.
5020 (pass_fixup_cfg): Remove
5021 (tree_rest_of_compilation): Do not apply inlines.
5022 * tree-flow.h (execute_fixup_cfg): Declare.
5023 * Makefile.in (gt-passes.c): New.
5024 * passes.c: Include gt-passes.h
5025 (init_optimization_passes): New passes.
5026 (nnodes, order): New static vars.
5027 (do_per_function_toporder): New function.
5028 (execute_one_pass): Dump current pass here.
5029 (execute_ipa_pass_list): Don't dump current pass here.
5031 2007-01-16 Janis Johnson <janis187@us.ibm.com>
5033 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
5034 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
5036 2007-01-16 David Edelsohn <edelsohn@gnu.org>
5038 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
5039 (strong_alias): Define.
5040 (__gcc_qmul): Provide non-FMA for soft-float.
5046 (__gcc_qunord): New.
5056 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
5057 soft-float functions.
5058 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
5059 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
5060 about long double soft float.
5062 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
5063 Tehila Meyzels <tehila@il.ibm.com>
5065 * tree-vectorizer.h (is_pattern_stmt_p): New.
5066 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
5067 formatting (tabs instead of spaces). Cleanup and clarify setting
5068 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
5069 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
5070 (vectorizable_type_demotion): Check that types are integral.
5071 (vectorizable_type_promotion): Likewise.
5072 (vectorizable_store): Fix typo. Eliminate new-line at end of
5075 2007-01-16 Jan Hubicka <jh@suse.cz>
5077 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
5080 2007-01-15 Eric Christopher <echristo@apple.com>
5082 * ifcvt.c: Include vec.h, vecprim.h.
5083 (check_cond_move_block): New argument regs.
5084 Reorganize. Add registers used to regs.
5085 (cond_move_process_if_block): Use regs set above as
5088 2007-01-15 Eric Christopher <echristo@apple.com>
5090 * config/darwin.h: Update copyright.
5091 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
5092 (LINK_COMMAND_SPEC): Add -u.
5093 (LINK_SPEC): Fix umbrella for above.
5095 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
5097 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
5100 2007-01-15 Tom Tromey <tromey@redhat.com>
5102 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
5103 * doc/install.texi (Testing): Don't mention jacks.
5104 (Configuration): Document --enable-java-maintainer-mode. Move
5105 --with-java-home to libgcj-specific section. Document
5107 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
5109 2007-01-15 Jan Hubicka <jh@suse.cz>
5111 * tree-ssa-dce.c (DCE_TODOs): New.
5112 (propagate_necessity): Return if something changed.
5113 (eliminate_unnecessary_stmts): Likewise.
5114 (perform_tree_ssa_dce): Return TODO flags when needed.
5115 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
5117 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
5119 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
5120 (fyl2x_extend<mode>xf3_i387): New insn pattern.
5121 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
5122 patterns using X87MODEF12 mode macro. Extend operand 1
5123 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5124 (log10<mode>2): Ditto.
5125 (log2<mode>2): Ditto.
5126 (log1p<mode>2): Ditto.
5127 (logb<mode>2): Ditto.
5128 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
5129 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
5130 (*fxtractxf3_i387): Rename from *fxtractxf3.
5131 (fxtract_extend<mode>xf3_i387): New insn pattern.
5132 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
5133 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
5134 and gen_fyl2xxf3_i387().
5136 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
5138 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
5139 * cfgloopmanip.c (fix_loop_placement): Made static. Use
5140 get_loop_exit_edges. Changed return type to bool.
5141 * cfgloop.h (fix_loop_placement): Declaration removed.
5143 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
5145 * param.h (MIN_VECT_LOOP_BOUND): New.
5146 * params.def (MIN_VECT_LOOP_BOUND): New.
5147 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
5148 argument - minimum threshold for number of iterations.
5149 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
5150 argument to declaration.
5151 * tree-vect-analyze.c (vect_analyze_operations): Check value of
5152 MIN_VECT_LOOP_BOUND.
5153 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
5154 slpeel_tree_peel_loop_to_edge with additional argument.
5155 (vect_do_peeling_for_alignment): Likewise.
5156 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
5158 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
5161 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
5164 2007-01-14 Jan Hubicka <jh@suse.cz>
5166 * tree-dfa.c (remove_referenced_var): New function.
5167 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
5168 prune referenced vars list too.
5169 * tree-flow.h (remove_referenced_var): Declare.
5171 2007-01-14 Jan Hubicka <jh@suse.cz>
5173 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
5175 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
5176 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
5177 * except.h (verify_eh_throw_table_statements): Kill prototype.
5178 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
5179 into call exrepssions.
5180 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
5182 * tree-cfg.c: Include pointer-set.h.
5183 (verify_node_sharing): Work on pointer set.
5184 (verify_eh_throw_stmt_node): New.
5185 (verify_stmts): Use pointers sets, verify throw_stmt.
5187 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
5189 * ipa-reference.c (analyze_function): Consider also addresses taken
5192 2007-01-12 Roger Sayle <roger@eyesopen.com>
5194 * c-typeck.c (null_pointer_constant_p): Replace use of
5195 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5196 (build_c_cast): Likewise.
5198 2007-01-12 Roger Sayle <roger@eyesopen.com>
5200 * tree.h (force_fit_type_double): Remove unused final argument.
5201 * c-common.c (constant_expression_warning): Replace use of
5202 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5203 (convert_and_check): Likewise.
5204 (shorten_compare): Update call to force_fit_type_double.
5205 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5206 * convert.c (convert_to_pointer): Update call to
5207 force_fit_type_double.
5208 * fold-const.c (force_fit_type_double): Remove overflowed_const
5210 (int_const_binop, fold_convert_const_int_from_int,
5211 fold_convert_const_int_from_real, fold_div_compare,
5212 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5213 fold_abs_const, fold_not_const): Remove the final argument from
5214 calls to force_fit_type_double.
5216 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5218 * configure.ac: Set insn to "nop" for spu-*-* also.
5219 * configure: Regenerate.
5221 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5223 * builtins.def : Add BUILT_IN_FREE.
5225 2007-01-12 Jan Hubicka <jh@suse.cz>
5227 PR tree-optimization/30443
5228 * tree-inline.c (tree_function_versioning): Do not optimize when
5229 cloning for inlining.
5231 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5233 * doc/loop.texi: Document recording of loop exits.
5234 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5235 (update_single_exits_after_duplication,
5236 update_single_exit_for_duplicated_loop,
5237 update_single_exit_for_duplicated_loops): Removed.
5238 (duplicate_loop_to_header_edge): Do not call
5239 update_single_exits_after_duplication and
5240 update_single_exit_for_duplicated_loops.
5241 (loop_version): Do not update single_exit information.
5242 (fix_loop_structure): Use record_loop_exits instead of
5243 mark_single_exit_loops.
5244 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5245 the lists of loop exits.
5246 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5247 split_edge, merge_blocks): Update the lists of loop exits.
5248 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5249 loop_optimizer_init.
5250 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5251 of mark_single_exit_loops.
5252 (loop_optimizer_finalize): Call release_recorded_exits.
5253 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5254 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5255 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5256 update single exit information.
5257 * lambda-code.c (perfect_nestify): Ditto.
5258 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5259 (mark_single_exit_loops): Removed.
5260 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5261 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5262 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5264 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5265 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5266 (verify_loop_structure): Verify consistency of the exit lists.
5267 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5268 (set_single_exit): Removed.
5269 * cfgloop.h (struct loop_exit): New function.
5270 (struct loop): single_exit_ field replaced by exits field.
5271 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5272 (struct loops): Added exits hash.
5273 (mark_single_exit_loops, set_single_exit): Declaration removed.
5274 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5276 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5278 * doc/invoke.texi: Avoid use of @headitem.
5280 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5282 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5284 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5286 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5289 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5290 Richard Sandiford <richard@codesourcery.com>
5292 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5293 * config/m68k/m68k.opt: Resort options.
5294 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5296 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5297 Richard Sandiford <richard@codesourcery.com>
5299 * doc/invoke.texi: Document the macros that are defined by
5300 m68k's -mtune and -mhard-float options.
5301 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5302 (m68k_cpp_cpu_family): Likewise.
5303 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5304 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5305 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5306 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5307 (m68k_cpp_cpu_family): Likewise.
5309 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5311 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5312 macros besides mc68000 as tuning macros. Use a switch statement
5313 to set them and mcpu32.
5315 2007-01-12 Julian Brown <julian@codesourcery.com>
5317 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5318 (TARGET_68040_ONLY): Rename to...
5319 (TARGET_68040): ...this.
5320 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5321 * config/m68k/m68k.md: Likewise.
5323 2007-01-12 Julian Brown <julian@codesourcery.com>
5324 Nathan Sidwell <nathan@codesourcery.com>
5325 Richard Sandiford <richard@codesourcery.com>
5327 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5328 the -mcpu= argument associated with the --with-cpu setting.
5329 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5330 if different from the one implied by the -mcpu setting.
5331 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5332 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5333 * doc/invoke.texi: Mention ColdFire in the introduction to the
5334 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5335 -mno-div and -mhard-float options. Make -m68881 a synonym for
5336 -mhard-float. Document the previously-undocumented -m5206e,
5337 -m528x, -m5307 and -m5407 options. Tweak the existing option
5338 documentation for consistency.
5339 * doc/install.texi: Mention new --with-cpu arguments.
5340 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5341 default CPU if neither -mcpu nor -march are specified.
5342 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5343 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5344 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5345 using m68k_tune to decide between families that implement the
5346 same ISA. Use m68k_tune to set __mcfv4e__.
5347 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5348 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5349 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5350 (FL_ISA_C, FL_ISA_MMU): New macros.
5351 (MASK_COLDFIRE): Delete.
5352 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5353 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5354 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5355 (TARGET_HARD_FLOAT): Do not define here.
5356 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5357 (TUNE_68000): New macro.
5358 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5359 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5360 (TUNE_CFV2): Redefine in terms of m68k_tune.
5361 (uarch_type, target_device, fpu_type): New enums.
5362 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5363 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5364 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5365 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5366 (FL_FOR_isa_c): New macros.
5367 (m68k_isa): New enum.
5368 (m68k_target_selection): New structure.
5369 (all_devices, all_isas, all_microarchs): New tables.
5370 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5371 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5372 (MASK_ALL_CPU_BITS): Delete.
5373 (m68k_find_selection): New function.
5374 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5375 Map the legacy target options to a combination of the new ones.
5376 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5377 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5378 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5380 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5381 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5383 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5384 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5385 * config/m68k/m68k-devices.def: New file.
5387 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5388 Nathan Sidwell <nathan@codesourcery.com>
5390 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5391 (SUBTARGET_EXTRA_SPECS): New macros.
5392 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5393 use %(asm_cpu_spec) instead.
5394 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5395 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5396 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5397 (EXTRA_SPECS): Rename to...
5398 (SUBTARGET_EXTRA_SPECS): ...this.
5400 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5401 Richard Sandiford <richard@codesourcery.com>
5402 Julian Brown <julian@codesourcery.com>
5404 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5405 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5406 to the configuration's default CPU.
5407 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5408 Remove default masks.
5409 (m680[012]0-*-*): Set the default with_cpu to the first part of
5411 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5412 (m68k*-*-linux): Extend the --with-cpu handling to...
5413 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5414 and m68010. Don't set target_cpu_default2.
5415 * doc/install.texi: Document --with-cpu for m68k.
5416 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5417 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5418 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5419 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5420 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5421 (ASM_SPEC): Remove use of %(asm_cpu_default).
5422 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5423 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5424 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5425 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5426 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5427 (TARGET_DEFAULT): Delete.
5428 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5429 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5430 (CPP_CPU_SPEC): Delete.
5431 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5432 the appropriate string.
5433 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5434 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5435 (ASM_SPEC): Don't use %(asm_default_spec).
5436 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5437 TARGET_DEFAULT and add MASK_68881.
5438 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5440 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5442 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5443 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5444 MASK_68010 alongside MASK_68020.
5445 * doc/invoke.texi: Document -m68010.
5446 * config/m68k/m68k.opt (m68010): New.
5447 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5449 (TUNE_68010): New macro.
5450 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5451 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5452 (M68K_CPU_m68332): Add MASK_68010.
5453 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5454 fallback definition.
5455 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5457 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5458 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5459 to all entries that use MASK_68020.
5460 (output_move_simode_const, output_move_himode, output_move_qimode)
5461 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5462 instead of TARGET_68020 to select clr behavior. Remove comment
5463 about there being no TARGET_68010.
5464 * config/m68k/m68k.md: Likewise throughout.
5466 2007-01-12 Julian Brown <julian@codesourcery.com>
5468 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5469 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5470 * config/m68k/m68k.md: Likewise.
5472 2007-01-12 Julian Brown <julian@codesourcery.com>
5474 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5475 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5477 2007-01-12 Julian Brown <julian@codesourcery.com>
5479 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5480 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5481 * config/m68k/m68k.md: Likewise.
5483 2007-01-12 Julian Brown <julian@codesourcery.com>
5484 Richard Sandiford <richard@codesourcery.com>
5486 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5487 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5488 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5490 (TARGET_CPU32): Rename to...
5491 (TUNE_CPU32): ...this.
5492 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5493 (TUNE_CFV2): New macros.
5494 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5495 remove conditions that are implied by TARGET_68020.
5496 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5497 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5498 (m68k_output_function_epilogue): Likewise.
5499 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5500 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5501 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5502 non-68000 timings. Refactor multiplication and division costs.
5503 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5504 TUNE_CPU32 instead of TARGET_CPU32.
5505 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5506 and TUNE_68060 instead of TARGET_68060.
5507 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5508 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5510 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5511 && !TARGET_COLDFIRE" to choose between moveq and clr.
5512 Likewise in the unnamed movsf pattern.
5513 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5514 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5517 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5519 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5520 of tabbing before backslashes.
5522 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5524 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5525 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5526 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5528 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5530 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5531 find_interesting_uses_cond.
5532 (find_interesting_uses_cond): Use extract_cond_operands.
5533 (rewrite_use_compare): Use extract_cond_operands and
5534 force_gimple_operand_bsi. Do not call update_stmt.
5535 (determine_use_iv_cost_condition): Use extract_cond_operands.
5536 Return cheaper of using original bound and changing the exit bound.
5538 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5540 PR tree-optimization/29516
5541 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5542 most_expensive_mult_to_index, addr_to_parts,
5543 create_mem_ref, maybe_fold_tmr): Make the type of
5544 fields of TARGET_MEM_REF sizetype.
5545 (move_fixed_address_to_symbol, move_pointer_to_base):
5547 * tree.def (TARGET_MEM_REF): Add comment on types of
5550 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5552 * c-common.c (vector_types_convertible_p): Treat opaque types as
5553 always convertible if they have the same size, but not otherwise.
5555 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5557 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5558 Remove the b_unconditional field.
5559 (noce_try_sign_mask): Do not look at b_unconditional.
5560 (noce_process_if_block): Do not use merge_if_blocks. Update
5561 the CFG here. Do not set b_unconditional.
5562 (cond_move_process_if_block): Likewise.
5563 (find_cond_trap): Likewise.
5564 (check_cond_move_block): Require simple jump insns at the end
5567 2007-01-11 Jan Hubicka <jh@suse.cz>
5569 PR tree-optimization/1046
5570 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5571 when alias info is not ready.
5572 (pass_tail_recursion): Do not require aliasing.
5573 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5574 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5575 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5576 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5577 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5578 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5579 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5581 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5582 When aliasing is not build, mark statement as volatile.
5584 2007-01-11 Tom Tromey <tromey@redhat.com>
5586 PR preprocessor/15185, PR preprocessor/20989:
5587 * doc/cppopts.texi <-MT>: Update description of algorithm for
5588 computing default target.
5589 <-M, -MD>: Reword "basename" text.
5591 2007-01-11 Roger Sayle <roger@eyesopen.com>
5593 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5594 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5595 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5596 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5597 fold_builtin_bswap, real_constp, fold_builtin_pow,
5598 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5599 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5600 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5601 * convert.c (convert_to_pointer): Likewise.
5602 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5603 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5604 const_binop, fold_convert_const_int_from_int,
5605 fold_convert_const_int_from_real,
5606 fold_convert_const_real_from_real, sign_bit_p,
5607 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5608 fold_sign_changed_comparison, fold_unary, fold_comparison,
5609 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5610 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5611 * print-tree.c (print_node_brief, print_node): Likewise.
5612 * stor-layout.c (place_field, layout_type): Likewise.
5613 * tree-chrec.c (keep_cast): Likewise.
5614 * tree.c (build_vector, build_real, build_real_from_int_cst,
5615 build_complex): Likewise.
5617 2007-01-11 Roger Sayle <roger@eyesopen.com>
5619 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5620 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5622 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5624 * configure.ac (strict1_warn): Rename to strict_warn.
5625 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5626 cc_set_by_configure, quoted_cc_set_by_configure,
5627 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5628 all_boot_languages, all_stagestuff): Remove.
5629 (target_list): Remove bootstrap targets.
5630 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5631 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5632 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5633 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5634 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5635 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5636 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5637 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5638 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5639 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5640 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5641 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5642 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5643 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5644 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5645 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5646 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5647 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5648 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5649 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5650 (mostlyclean): Adjust.
5651 (clean, distclean): Don't mention bootstrap stuff.
5652 * configure: Regenerate.
5653 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5654 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5655 treelang/config-lang.in (stagestuff): Remove.
5656 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5657 stageprofile, stagefeedback, stagestuff): Remove mention.
5659 2007-01-11 Nick Clifton <nickc@redhat.com>
5661 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5663 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5664 (mcore_arith_K_S_operand): Run the test for the S constraint not
5665 the test for the M constraint.
5666 (mcore_addsub_operand): Do not accept integer values that are
5667 larger than 32 bits.
5668 * config/mcore/mcore.md: Remove unused constraints from split.
5669 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5671 (allocate_stack): Likewise.
5672 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5673 operands to 32 bits.
5674 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5676 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5677 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5678 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5679 mcore_output_bclri, mcore_output_andn, output_inline_const,
5680 mcore_output_move, mcore_output_movedouble): Likewise.
5681 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5682 (output_inline_const): Likewise.
5683 (output_inline_const): Fix format strings used in sprintf
5685 * config/mcore/mcore-protos.h: Update prototypes for changed
5686 functions in mcore.c.
5687 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5688 HOST_WIDE_INT and not int.
5689 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5690 CONST_OK_FOR_N): Likewise.
5691 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5692 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5695 2007-01-10 Jan Hubicka <jh@suse.cz>
5697 * tree-vrp.c (remove_range_assertions): Release defs.
5698 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5699 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5701 2007-01-10 Paul Brook <paul@codesourcery.com>
5703 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5704 * config/arm/arm.md (mulsi3subsi): New insn.
5706 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5708 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5709 (tree_transform_and_unroll_loop): New.
5710 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5713 2007-01-10 Robert Kennedy <jimbob@google.com>
5715 * fold-const.c (fold_comparison): Fold comparisons like (x *
5716 1000 < 0) to (x < 0).
5718 2007-01-10 Ian Lance Taylor <iant@google.com>
5720 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5721 operands have the same priority.
5723 2007-01-10 Tom Tromey <tromey@redhat.com>
5725 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5726 (fold_binary): Likewise.
5727 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5728 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5729 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5730 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5731 * langhooks.h (struct lang_hooks): Removed field
5732 'can_use_bit_fields_p'.
5734 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5736 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5738 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5740 * function.c (get_last_funcdef_no): New function.
5741 * function.h (get_last_funcdef_no): Declare.
5742 * tree-inline.c (initialize_cfun): Add initialization.
5743 (tree_function_versioning): Cleanup.
5745 2007-01-10 Jan Hubicka <jh@suse.cz>
5747 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5750 2007-01-10 Sa Liu <saliu@de.ibm.com>
5751 Ben Elliston <bje@au.ibm.com>
5753 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5754 for SAVE_NONLOCAL and Pmode for any other save level.
5755 * spu-protos.h (spu_restore_stack_block): Declare.
5756 * spu.md (save_stack_block): Remove.
5757 (restore_stack_block): Call spu_restore_stack_block.
5758 * spu.c (spu_restore_stack_block): New function.
5759 (spu_expand_epilogue): Remove old comment.
5761 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5763 PR tree-optimization/30322
5764 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5765 (cand_value_at): Return the value as aff_tree.
5766 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5767 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5768 aff_combination_mult): New functions.
5769 (aff_combination_add): Use aff_combination_add_cst.
5770 (aff_combination_convert): Allow conversions to a wider type.
5771 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5772 * tree-affine.h (aff_combination_mult): Declare.
5774 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5776 * doc/tm.texi: Update documentation to reflect reality of exec
5777 and start file search behaviours. Update copyright year.
5778 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5779 header file directories.
5781 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5783 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5784 (*cosxf2): Rename to cosxf2_i387.
5785 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5786 using X87MODEF12 mode macro. Rename patterns to
5787 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5789 (*cosdf2, *cossf2): Ditto.
5790 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5791 to match extended input operands.
5792 (sincos<mode>3): New expander.
5793 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5794 insn patterns and corresponding splitters.
5796 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5798 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5799 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5801 2007-01-09 Nicolas Pitre <nico@cam.org>
5804 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5806 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5808 * target.h (struct gcc_target): New field library_rtti_comdat.
5809 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5810 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5811 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5812 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5814 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5816 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5818 2007-01-08 Richard Guenther <rguenther@suse.de>
5820 * tree.h (force_fit_type_double): Export.
5821 (force_fit_type): Remove.
5822 * fold-const.c (force_fit_type_double): New function.
5823 (force_fit_type): Remove.
5824 (int_const_binop): Use it.
5825 (fold_convert_const_int_from_int): Likewise.
5826 (fold_convert_const_int_from_real): Likewise.
5827 (fold_div_compare): Likewise.
5828 (fold_sign_changed_comparison): Likewise.
5829 (fold_unary): Likewise.
5830 (fold_negate_const): Likewise.
5831 (fold_abs_const): Likewise.
5832 (fold_not_const): Likewise.
5833 * c-common.c (shorten_compare): Use force_fit_type_double.
5834 * convert.c (convert_to_pointer): Likewise.
5836 2007-01-08 Richard Guenther <rguenther@suse.de>
5838 * tree.h (build_int_cst_wide_type): Export.
5839 * tree.c (build_int_cst_wide_type): New function.
5840 (build_int_cst_wide): Fix comment.
5841 * builtins.c (fold_builtin_object_size): Use build_int_cst
5842 to build -1 or 0 of the correct type. Use fit_double_type
5843 to check for overflow.
5844 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5846 (decode_field_reference): Likewise.
5847 (all_ones_mask_p): Likewise.
5848 (native_interpret_int): Use build_int_cst_wide_type.
5849 (fold_binary): Use build_int_cst_type to build an all-ones
5851 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5853 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5855 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5857 2007-01-09 Ben Elliston <bje@au.ibm.com>
5859 * genautomata.c (STATS_OPTION): New option.
5860 (stats_flag): New flag.
5861 (gen_automata_option): Handle it.
5862 (initiate_automaton_gen): Ditto.
5863 (write_automata): Output statistics only if stats_flag is
5864 set. Likewise, output time statistics only if time_flag is set.
5865 * doc/md.texi (Processor pipeline description): Document new flag.
5867 2007-01-08 Richard Guenther <rguenther@suse.de>
5869 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5870 * tree.c (build_int_cst_type): Likewise.
5871 (size_in_bytes): Don't call force_fit_type on the result.
5872 (int_fits_type_p): Use fit_double_type.
5873 * fold-const.c (fit_double_type): New function.
5874 (force_fit_type): Use it.
5875 * tree.h (fit_double_type): Export.
5877 2007-01-08 Jan Hubicka <jh@suse.cz>
5879 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5880 * ipa.c (function_and_variable_visibility): Fix return type.
5882 2007-01-08 Richard Guenther <rguenther@suse.de>
5884 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5885 of offset to build the index.
5886 * tree-pretty-print.c (dump_generic_node): Don't build negated
5887 const just for printing.
5888 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5889 * builtins.c (fold_builtin_int_roundingfn): Check if result
5890 fits the type by using force_fit_type and comparing the result.
5891 * predict.c (predict_loops): Use compare_tree_int for comparison.
5892 * tree.c (build_int_cst): Fall back to integer_type_node for
5894 (build_int_cst_wide): Assert type is non-null.
5896 2007-01-08 Roberto Costa <roberto.costa@st.com>
5898 * tree-vrp.c (extract_range_from_cond_expr): New.
5899 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5900 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5902 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5903 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5904 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5905 used as expressions.
5906 * tree-object-size.c (cond_expr_object_size): New.
5907 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5909 2007-01-08 Jan Hubicka <jh@suse.cz>
5911 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5912 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5915 2007-01-08 Richard Guenther <rguenther@suse.de>
5917 PR tree-optimization/23603
5918 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5919 (extract_range_from_binary): Fall back to truthvalue instead of
5920 varying for TRUTH_*_EXPR.
5921 (extract_range_from_comparison): Fall back to truthvalue instead of
5923 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5924 if all visited PHI values were constant.
5926 2007-01-08 Jan Hubicka <jh@suse.cz>
5928 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5929 (cgraph_analyze_function): break out from ...
5930 (cgraph_finalize_compilation_unit): ... here.
5931 (cgraph_expand_function): Remove forgoten commented out line.
5932 (cgraph_optimize): Analyze functions.
5934 2007-01-08 Jan Hubicka <jh@suse.cz>
5936 * tree-pas.h (TODO_remove_function): New flag.
5937 (TODO_update*): Renumber.
5938 (pass_ipa_increase_alignment,
5939 pass_ipa_function_and_variable_visibility): New passes.
5940 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5941 (cgraph_function_and_variable_visibility): Move to ipa.c
5942 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5943 cgraph_increase_alignment.
5944 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5945 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5946 calling tree-inline.
5947 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5948 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5949 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5950 (gate_increase_alignment): New function.
5951 (pass_ipa_increase_alignment): New pass.
5952 * ipa.c: Inline tree-pass.h and timevar.h
5953 (function_and_variable_visibility): Move here from cgraphunit.c
5954 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5955 * passes.c (init_optimization_passes): Add the two new passes.
5956 (execute_todo): Handle cgraph_remove_functions.
5958 2007-01-08 Nick Clifton <nickc@redhat.com>
5960 * config/frv/predicates.md (reg_or_0_operand): Accept
5963 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5965 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5966 * config.gcc: Add bfin*-rtems*.
5968 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5970 * c.opt: Add -flax-vector-conversions.
5971 * c-typeck.c (convert_for_assignment): Pass flag to
5972 vector_types_convertible_p to allow emission of note.
5973 (digest_init): Likewise.
5974 * c-opts.c: Handle -flax-vector-conversions.
5975 * c-common.c (flag_lax_vector_conversions): New.
5976 (vector_types_convertible_p): Unless -flax-vector conversions
5977 has been passed, disallow conversions between vectors with
5978 differing numbers of subparts and/or element types. If such
5979 a conversion is disallowed, possibly emit a note on the first
5980 occasion only to inform the user of -flax-vector-conversions.
5981 The new last argument specifies this.
5982 * c-common.h (flag_lax_vector_conversions): New.
5983 (vector_types_convertible_p): Add extra argument.
5984 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5985 char_type_node for V*QI type vectors.
5986 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5987 Update to satisfy new typechecking rules.
5988 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5990 * doc/invoke.texi (C Dialect Options): Document
5991 -flax-vector-conversions.
5993 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5995 PR tree-optimization/29877
5996 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5997 a register variable on the RHS to not be replaceable.
5999 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
6000 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
6001 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
6002 const_simm15, const_pow2, const_npow2): Added.
6003 * config/score/misc.md (insv, extv, extzv, movmemsi,
6004 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
6005 * config/score/score.c (score_address_cost, score_select_cc_mode):
6007 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
6008 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
6009 Update score_print_operand.
6010 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
6011 Adjust register allocate order and update some macro define.
6012 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
6013 mdx_block_move_straight, mdx_block_move_loop_head,
6014 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
6015 mdx_block_move): Added.
6016 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
6017 mdp_limm): Updated and fix some bug and typo.
6018 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
6019 (movsf, movdf, doloop_end): Added.
6021 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
6023 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
6024 config/arm/thumb2.md: Fix comment typos.
6025 * doc/extend.texi: Fix a typo.
6027 2007-01-07 Eric Christopher <echristo@apple.com>
6029 * configure.ac: Check for __stack_chk_fail for darwin.
6030 * configure: Regenerate.
6032 2007-01-07 Richard Guenther <rguenther@suse.de>
6034 * tree-vrp.c (extract_range_from_assert): CSE calls to
6035 compare_values where possible.
6036 (extract_range_from_unary_expr): Likewise.
6038 2007-01-07 Anatoly Sokolov <aesok@post.ru>
6040 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
6041 * config/avr/avr.c (call_insn_operand): Delete function.
6042 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
6043 instead of register number. Use predicates.
6044 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
6045 call_insn_operand): Add.
6047 2007-01-06 Jan Hubicka <jh@suse.cz>
6049 * tree-pass.h (pass_build_cgraph_edges): Declare.
6050 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
6051 (visited_nodes): Remove.
6052 (cgraph_create_edges): Move to cgraphbuild.c; rename to
6053 build_cgrpah_edges; make visited_nodes local.
6054 (cgraph_process_new_functions): DO not call initialize_inline_failed.
6055 (record_references_in_initializer): Move to cgraphbuild.c
6056 (initialize_inline_failed, rebuild_cgraph_edges,
6057 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
6058 (verify_cgraph_node): Make visited_nodes local.
6059 (cgraph_analyze_function): Do not call cgraph_create_edges and
6060 initialize_inline_failed.
6061 (cgraph_expand_function): Do not call cgraph_lower_function;
6062 assert that function is already lowered.
6063 * Makefile.in (cgraphbuild.o): New.
6064 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
6065 at the end of lowering passes.
6067 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
6069 * ifcvt.c (cond_move_convert_if_block): New function, code
6070 factored out from...
6071 (cond_move_process_if_block): ...here. Call the new function
6072 on the THEN and ELSE blocks.
6073 (merge_if_block): Do not copy global_live_at_end, merge_blocks
6074 already takes care of this.
6076 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6079 * tree.h (TREE_OVERFLOW_P): New.
6080 * c-typeck.c (parser_build_unary_op): Warn only if result
6081 overflowed and operands did not.
6082 (parser_build_binary_op): Likewise.
6083 (convert_for_assignment): Remove redundant overflow_warning.
6084 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
6086 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6088 * c-typeck.c (store_init_value): Split over two lines to follow
6089 the GNU coding style.
6091 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
6093 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
6094 __GXX_EXPERIMENTAL_CXX0X__.
6095 * doc/cpp.texi: Same.
6097 2007-01-05 Richard Guenther <rguenther@suse.de>
6100 * tree.c (get_narrower): Do not construct COMPONENT_REFs
6101 with mismatched types. Instead explicitly build a
6102 conversion NOP_EXPR.
6104 2007-01-05 Ian Lance Taylor <iant@google.com>
6106 * c-common.c (decl_with_nonnull_addr_p): New function.
6107 (c_common_truthvalue_conversion): Call it.
6108 * c-typeck.c (build_binary_op): Likewise.
6109 * c-common.h (decl_with_nonnull_addr_p): Declare.
6111 2007-01-05 Jakub Jelinek <jakub@redhat.com>
6114 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
6117 2007-01-05 Joel Brobecker <brobecker@adacore.com>
6119 * doc/install.texi (Final install): Document the fact that
6120 the GNAT runtime should not be stripped.
6122 2007-01-04 Jan Hubicka <jh@suse.cz>
6124 * tree-inline.c (fold_marked_statements): Update operand caches
6125 and EH after folding
6127 2007-01-04 Ian Lance Taylor <iant@google.com>
6129 * c-common.c (check_function_nonnull): Whitespace fix.
6131 2007-01-04 Jan Hubicka <jh@suse.cz>
6133 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
6134 comitted older version of patch.
6135 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
6136 function, celanup cfg and collect garbage.
6138 2007-01-04 Mike Stump <mrs@apple.com>
6140 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
6143 2007-01-04 Eric Christopher <echristo@apple.com>
6145 * libgcc2.c (__bswapsi2): Use SItype.
6146 (__bswapdi2): Use DItype.
6147 * libgcc2.h: Update for above.
6149 2007-01-04 Paul Brook <paul@codesourcery.com>
6151 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
6152 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
6153 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
6154 umulsidi3, umulsidi3adddi, smulsi3_highpart,
6155 umulsi3_highpart): Make conditional on !arm_arch6.
6156 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
6157 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
6158 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
6159 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
6160 umulsi3_highpart_v6): New insns.
6162 2007-01-04 Roger Sayle <roger@eyesopen.com>
6164 * fold-const.c (fold_convert): When casting an expression to void,
6165 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
6166 have a type. Instead of attempting to build a NOP_EXPR, return
6167 these "special" trees directly.
6169 2007-01-04 Joseph Myers <joseph@codesourcery.com>
6171 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
6172 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
6173 rs6000_cost->fp not 0 as adjustment for outer NEG.
6175 2007-01-04 Jan Hubicka <jh@suse.cz>
6177 * cgraph.c (cgraph_release_function_body): New function.
6178 (cgraph_remove_node): Use it.
6179 * cgraph.h (cgraph_release_function_body): Declare.
6180 * cgraphunit.c (cgraph_expand_function): Use it.
6181 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
6182 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
6183 is initialized and while compilation of other function is running.
6184 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
6185 statement CFG annotations from here to ...
6186 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
6188 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
6190 * cfgloop.h (enum li_flags): Make the constants powers of two.
6192 2007-01-04 Jan Hubicka <jh@suse.cz>
6194 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6196 (fold_marked_statements): New function.
6197 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6198 * tree-inline.h (copy_body_data): Add statements_to_fold.
6200 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6202 * config.gcc: Mention libgcc/config.host.
6203 * Makefile.in: Update comments mentioning libgcc.
6204 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6205 (all.cross, start.encap, rest.encap, rest.cross): Update
6206 dependencies for libgcc move.
6207 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6208 (clean-target, clean-target-libgcc): Delete.
6209 (srcdirify, GCC_EXTRA_PARTS): New macros.
6210 (libgcc-support, libgcc.mvars): New rules.
6211 (distclean): Remove mention of mklibgcc.
6212 (install): Don't reference INSTALL_LIBGCC.
6213 (install-common): Don't reference EXTRA_PARTS.
6214 (install-libgcc, install-multilib): Delete rules.
6215 * mklibgcc.in: Delete file.
6216 * doc/configfiles.texi: Don't mention mklibgcc.
6218 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6219 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6220 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6221 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6222 (mklibgcc, ldblspecs): Likewise.
6224 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6225 (posixpre.def): Use $(T).
6226 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6227 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6228 (SHLIB_LINK): Make dummy.
6229 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6231 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6233 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6234 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6235 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6236 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6238 * configure.ac (all_outputs): Remove mklibgcc.
6239 * configure: Regenerated.
6241 2007-01-03 Josh Conner <jconner@apple.com>
6244 * calls.c (compute_argument_addresses): Set stack and stack_slot
6245 for partial args, too.
6246 (store_one_arg): Use locate.size.constant for the size when
6247 generating a save_area.
6249 2007-01-03 Robert Kennedy <jimbob@google.com>
6251 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6252 whose definitions are deleted due to basic block merging.
6254 2007-01-03 Paul Brook <paul@codesourcery.com>
6257 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6259 (use_return_insn): Return 0 for Thumb interrupt functions.
6260 (print_multi_reg): Add rfe argument for IRQ returns.
6261 (arm_output_epilogue): Pop interrupt return address directly into PC.
6262 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6264 2007-01-03 Paul Brook <paul@codesourcery.com>
6266 Merge from sourcerygxx-4_1.
6267 * config/arm/thumb2.md: New file.
6268 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6270 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6271 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6272 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6273 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6275 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6276 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6278 * config/arm/ieee754-sf.S: Ditto.
6279 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6280 (thumb1_base_register_rtx_p): ... to this.
6281 (thumb_index_register_rtx_p): Rename...
6282 (thumb1_index_register_rtx_p): ... to this.
6283 (thumb_output_function_prologue): Rename...
6284 (thumb1_output_function_prologue): ... to this.
6285 (thumb_legitimate_address_p): Rename...
6286 (thumb1_legitimate_address_p): ... to this.
6287 (thumb_rtx_costs): Rename...
6288 (thumb1_rtx_costs): ... to this.
6289 (thumb_compute_save_reg_mask): Rename...
6290 (thumb1_compute_save_reg_mask): ... to this.
6291 (thumb_final_prescan_insn): Rename...
6292 (thumb1_final_prescan_insn): ... to this.
6293 (thumb_expand_epilogue): Rename...
6294 (thumb1_expand_epilogue): ... to this.
6295 (arm_unwind_emit_stm): Rename...
6296 (arm_unwind_emit_sequence): ... to this.
6297 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6298 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6299 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6300 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6301 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6302 thumb2_output_casesi): New functions.
6303 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6304 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6305 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6306 THUMB2_WORK_REGS): Define.
6307 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6308 arm_condexec_mask, arm_condexec_masklen)): New variables.
6309 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6310 (arm_override_options): Check new CPU capabilities.
6311 Set new architecture flag variables.
6312 (arm_isr_value): Handle v7m interrupt functions.
6313 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6315 (const_ok_for_arm): Handle Thumb-2 constants.
6316 (arm_gen_constant): Ditto. Use movw when available.
6317 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6319 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6320 (thumb_find_work_register, arm_load_pic_register,
6321 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6322 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6323 print_multi_reg, output_mov_long_double_fpa_from_arm,
6324 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6325 output_mov_double_fpa_from_arm, output_move_double,
6326 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6327 output_return_instruction, arm_output_function_prologue,
6328 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6329 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6330 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6331 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6332 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6333 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6335 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6336 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6337 (arm_file_start): Output directive for unified syntax.
6338 (arm_unwind_emit_set): Handle stack alignment instruction.
6339 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6340 Add v6t2, v7, v7a, v7r and v7m.
6341 (RETLDM): Add Thumb-2 code.
6342 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6343 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6344 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6345 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6346 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6347 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6348 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6349 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6350 ADJUST_INSN_LENGTH): Define.
6351 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6352 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6353 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6354 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6355 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6356 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6357 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6358 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6359 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6360 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6361 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6362 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6363 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6364 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6365 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6366 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6367 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6369 * config/arm/arm-tune.md: Regenerate.
6370 * config/arm/arm-protos.h: Update prototypes.
6371 * config/arm/vfp.md: Enable patterns for Thumb-2.
6372 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6373 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6374 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6375 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6376 * config/arm/libunwind.S: Add Thumb-2 code.
6377 * config/arm/constraints.md: Update include Thumb-2.
6378 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6379 * config/arm/ieee754-df.S: Ditto.
6380 * config/arm/bpabi.S: Ditto.
6381 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6382 * config/arm/predicates.md (low_register_operand,
6383 low_reg_or_int_operand, thumb_16bit_operator): New.
6384 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6385 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6386 * config/arm/t-arm-elf: Add armv7 multilib.
6387 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6389 (UNSPEC_STACK_ALIGN, ce_count): New.
6390 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6391 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6393 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6394 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6395 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6396 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6397 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6398 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6400 * doc/extend.texi: Document ARMv7-M interrupt functions.
6401 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6403 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6405 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6406 (struct _Unwind_Context): Rename args_size to flags, remove
6407 signal_frame field, add a new args_size field and version field.
6408 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6409 _Unwind_IsExtendedContext): New inline functions.
6410 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6411 Assume by_value array is only present if _Unwind_IsExtendedContext.
6412 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6413 _Unwind_IsSignalFrame.
6414 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6415 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6416 (uw_init_context_1): Initialize context->flags to
6417 EXTENDED_CONTEXT_BIT.
6418 * config/rs6000/linux-unwind.h (frob_update_context): Use
6419 _Unwind_SetSignalFrame.
6421 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6424 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6425 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6428 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6430 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6431 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6432 RET, AT_SP): Remove.
6433 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6436 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6437 * cfgbuild.c (find_basic_blocks): Likewise.
6438 * cfgrtl.c (rtl_create_basic_block): Likewise.
6439 * function.c (temp_slots_at_level): Likewise.
6440 * reg-stack.c (stack_regs_mentioned): Likewise.
6441 * regclass.c (allocate_reg_info): Likewise.
6442 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6443 set_bb_for_stmt, move_block_to_fn): Likewise.
6444 * tree-complex.c (tree_lower_complex): Likewise.
6445 * vec.h (VEC_safe_grow_cleared): New.
6447 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6449 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6451 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6452 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6454 * cfgloopmanip.c (scale_loop_frequencies): Export.
6455 (loopify): Scale the frequencies by prescribed coefficients.
6456 (set_zero_probability): New function.
6457 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6458 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6459 and frequencies according to arguments.
6460 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6462 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6463 * modulo-sched.c (sms_schedule): Set probabilities for entering
6464 versioned loop correctly.
6465 * tree-vect-transform.c (vect_transform_loop): Ditto.
6466 * cfgloop.h (loopify, loop_version): Declaration changed.
6467 (scale_loop_frequencies): Declared.
6469 2007-01-02 Jan Hubicka <jh@suse.cz>
6471 * cgraph.c: Include tree-flow.h
6472 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6474 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6475 * tree-pass.h (pass_all_early_optimizations): Declare.
6476 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6478 (cgraph_analyze_function): Do early_local_passes.
6479 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6480 Do not add referenced vars.
6481 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6483 (gate_all_early_local_passes): New gate.
6484 (pass_early_local_passes): Use new gate.
6485 (execute_early_local_optimizations): New functions.
6486 (gate_all_early_optimizations): New gate.
6487 (pass_all_early_optimizations): New pass.
6488 (execute_free_datastructures): Free SSA only when initialized.
6489 (gate_init_datastructures): Init only when optimizing.
6490 (tree_lowering_passes): Do early local passes when called late.
6491 * tree-profile.c (do_tree_profiling): Don't profile functions added
6493 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6494 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6496 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6497 during early_local_passes.
6498 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6501 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6503 * Makefile.in: Update copyright year.
6505 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6507 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6508 in $(lang_checks) and check-consistency targets.
6510 2007-01-02 Jan Hubicka <jh@suse.cz>
6512 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6513 Do not add referenced vars.
6514 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6516 * passes.c (init_optimization_passes): Put mudflap_2 after
6517 free_datastructures.
6519 2007-01-02 Jan Hubicka <jh@suse.cz>
6521 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6522 Set NOTHROW flag on call statements proved to be nothrow.
6523 Update statement of local calls so new pure/const functions are
6524 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6526 (tree_rest_of_compilation): Register hooks and initialize bitmap
6527 early. Do not set after_inlining flag.
6529 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6531 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6532 HOST_BITS_PER_LONGLONG
6534 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6537 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6538 warning for non-static initializers.
6540 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6542 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6543 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6544 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6545 Always use set_unique_reg_note to add REG_EQUAL notes.
6547 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6550 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6552 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6553 * cfgbuild.c (find_basic_blocks): Likewise.
6554 * cfgrtl.c (rtl_create_basic_block): Likewise.
6555 * function.c (temp_slots_at_level): Likewise.
6556 * reg-stack.c (stack_regs_mentioned): Likewise.
6557 * regclass.c (allocate_reg_info): Likewise.
6558 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6559 set_bb_for_stmt, move_block_to_fn): Likewise.
6560 * tree-complex.c (tree_lower_complex): Likewise.
6561 * vec.h (VEC_safe_grow_cleared): New.
6563 2007-01-02 Ian Lance Taylor <iant@google.com>
6565 * c-common.c (c_common_truthvalue_conversion): When warning about
6566 using an assignment as a truth value, set TREE_NO_WARNING.
6568 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6571 * c.opt (Wold-style-declaration): New.
6572 * doc/invoke.texi (C-only Warning Options): New.
6573 (Wold-style-declaration): Document it.
6574 (Wextra): Enabled by -Wextra.
6575 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6576 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6577 -Wold-style-declaration.
6579 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6581 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6582 * cfgbuild.c (find_basic_blocks): Likewise.
6583 * cfgrtl.c (rtl_create_basic_block): Likewise.
6584 * function.c (temp_slots_at_level): Likewise.
6585 * reg-stack.c (stack_regs_mentioned): Likewise.
6586 * regclass.c (allocate_reg_info): Likewise.
6587 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6588 set_bb_for_stmt, move_block_to_fn): Likewise.
6589 * tree-complex.c (tree_lower_complex): Likewise.
6590 * vec.h (VEC_safe_grow_cleared): New.
6592 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6594 * c-common.c (c_common_nodes_and_builtins): Since variants of
6595 void_type_node get built before it is given a name, we need to
6596 give those variants the name, too.
6597 (complete_array_type): We need to work with the canonical main
6598 type of the array, from which we will build the qualified version.
6599 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6600 * print-tree.c (print_node): Display canonical type information
6602 * stor-layout.c (layout_type): When we don't know the
6603 alignment of a type for which we're building an array, we end up
6604 guessing wrong, so make the type require structural equality.
6605 * tree.c (make_node_stat): When we build a new type, it is its
6607 (build_type_attribute_qual_variant): When building an attribute
6608 variant, its canonical type is the non-attribute variant. However,
6609 if the attributes are target-dependent and they differ, we need to
6610 use structural equality checks for this type.
6611 (build_qualified_type): A qualified type is not equivalent to its
6612 unqualified variant; set the canonical type appropriately.
6613 (build_distinct_type_copy): When building a distinct type from
6614 another type, the new type is its own canonical type.
6615 (build_variant_type_copy): When building a new type variant, we
6616 assume that it is equivalent to the original type.
6617 (build_pointer_type_for_mode): When building a pointer type, also
6618 build a canonical type pointer.
6619 (build_reference_type_for_mode): When building a reference type,
6620 also build a canonical type reference.
6621 (build_index_type): When we can't hash an index type (e.g.,
6622 because its maximum value is negative), the index type requires
6623 structural equality tests.
6624 (build_array_type): Build the canonical form of an array type.
6625 (build_function_type): Function types require structural equality,
6626 because they contain default arguments, attributes, etc.
6627 (build_method_type_directly): Ditto for method types.
6628 (build_offset_type): Build the canonical offset type.
6629 (build_complex_type): Build the canonical vector type.
6630 (make_vector_type): Build the canonical vector type.
6631 * tree.h (TYPE_CANONICAL): New.
6632 (TYPE_STRUCTURAL_EQUALITY_P): New.
6633 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6634 (struct tree_type): Added "canonical" field.
6635 * params.h (VERIFY_CANONICAL_TYPES): New.
6636 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6637 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6638 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6639 * doc/invoke.texi (verify-canonical-types): Document --param
6640 parameter for verifying canonical types.
6642 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6644 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6645 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6646 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6647 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6649 * config/rs6000/e500.h: New.
6650 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6651 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6653 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6654 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6655 TARGET_E500_DOUBLE): Remove.
6656 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6657 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6658 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6659 * config/rs6000/rs6000.c (rs6000_override_options): Use
6662 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6664 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6665 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6666 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6667 rs6000_emit_cmove): Don't check TARGET_E500.
6668 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6669 sordered): Don't check TARGET_E500.
6671 2007-01-01 Eric Christopher <echristo@apple.com>
6673 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6674 HARD_REGISTER_NUM_P.
6676 2007-01-01 Roger Sayle <roger@eyesopen.com>
6678 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6679 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6680 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6683 2007-01-01 Mike Stump <mrs@apple.com>
6685 * configure.ac: Remove support for building with Apple's gcc-3.1.
6687 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6690 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6691 REG is a hard register. Do not modify REG before calling
6693 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6694 multiple of the size of YMODE for certain lowpart cases.
6696 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6699 * gimplify (voidify_wrapper_expr): Update for
6702 2007-01-01 Andreas Schwab <schwab@suse.de>
6705 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6706 save of BR0 in extra_spill_size instead of spill_size.
6707 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6709 (ia64_expand_epilogue): Restore BR0 from its new location.
6711 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6713 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6714 Use a temporary variable if the left hand side is not a gimple
6717 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6719 * gimplify.c (gimplify_return_expr): Make the temporary variable
6720 for the return expression, a gimple register variable.
6722 2007-01-01 Jan Hubicka <jh@suse.cz>
6724 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6727 2007-01-01 Mike Stump <mrs@apple.com>
6729 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6731 * config/darwin.c (machopic_select_rtx_section): Use
6733 (darwin_mergeable_constant_section): Likewise.
6734 * configure: Regenerate.
6735 * config.in: Regenerate.
6737 2007-01-01 Jan Hubicka <jh@suse.cz>
6738 Andrew Pinski <pinskia@gmail.com>
6740 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6741 before starting IPA passes.