1 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
3 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
4 change; avoid a memory leak when returning early.
6 2007-02-26 Mark Mitchell <mark@codesourcery.com>
8 * c-decl.c (static_ctors): Move to c-common.c.
9 (static_dtors): Likewise.
10 (finish_function): Use c_record_cdtor_fn.
11 (build_cdtor): Move to c-common.c.
12 (c_write_global_declarations): Use c_build_cdtor_fns.
13 * c-common.h (static_ctors): Declare.
14 (static_dtors): Likewise.
15 (c_record_cdtor_fn): Likewise.
16 (c_build_cdtor_fns): Likewise.
17 * c-common.c (static_ctors): New variable.
18 (static_dtors): Likewise.
19 (c_record_cdtor_fn): New function.
20 (build_cdtor): Move from c-decl.c
21 (c_build_cdtor_fns): New function.
23 * output.h (assemble_addr_to_section): Declare.
24 (get_cdtor_priority_section): Likewise.
25 * varasm.c (assemble_addr_to_section): New function.
26 (get_cdtor_priority_section): Likewise.
27 (default_named_section_asm_out_destructor): Use them.
28 (destor_dtor_section_asm_out_destructor): Likewise.
29 (default_named_section_asm_out_constructor): Likewise.
30 (default_ctor_section_asm_out_constructor): Likewise.
31 * config.gcc (*-*-vxworks*): Include vxworks.o.
32 * config/t-vxworks (vxworks.o): New target.
33 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
34 (TARGET_ASM_CONSTRUCTOR): Define.
35 (TARGET_ASM_DESTRUCTOR): Likewise.
36 (vxworks_asm_out_constructor): Declare.
37 (vxworks_asm_out_destructor): Likewise.
39 * c-common.c (get_priority): Check that we have not just an
40 INTEGER_CST, but an integer constant with integeral type.
42 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
44 PR tree-optimization/30938
45 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
46 use &dt[nargs-1] instead of &dt[nargs] in the call to
49 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
51 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
52 from register elimination as PRE_MODIFY / POST_MODIFY increments.
53 Do not attempt to handle MEM inside auto-inc expressions.
54 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
55 of a register modified by an auto-inc expression. However, do handle
56 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
57 (elimination_effects): Prohibit elimination of a register modified
58 by an auto-inc expression. Disable register elimination rules whose
59 target register is modified by an auto-inc expression with variable
62 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
64 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
66 (array_at_struct_end_p): New function.
67 (idx_infer_loop_bounds): Use it.
68 (estimate_numbers_of_iterations_loop): Export.
69 * predict.c (predict_loops): Use estimated_loop_iterations_int.
70 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
71 (tree_estimate_probability): Call record_loop_exits.
72 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
73 (estimated_loop_iterations, estimated_loop_iterations_int,
74 estimated_loop_iterations_tree): New functions.
75 (analyze_siv_subscript_cst_affine,
76 compute_overlap_steps_for_affine_1_2,
77 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
78 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
79 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
80 (PRED_LOOP_ITERATIONS_GUESSED): New.
81 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
82 * cfgloop.h (estimate_numbers_of_iterations_loop,
83 estimated_loop_iterations_int): Declare.
85 2007-02-25 Mark Mitchell <mark@codesourcery.com>
87 * doc/extend.texi: Document optional priority argument to
88 constructors and destructors.
89 * tree.c (init_priority_for_decl): Adjust GTY markers.
90 (init_ttree): Use priority-info hash functions for
91 init_priority_for_decl.
92 (tree_map_eq): Rename to ...
93 (tree_map_base_eq): ... this.
94 (tree_map_marked_p): Rename to ...
95 (tree_map_base_marked_p): ... this.
96 (tree_map_base_hash): New function.
97 (decl_init_priority_lookup): Rework.
98 (decl_fini_priority_lookup): New function.
99 (decl_priority_info): New function.
100 (decl_init_priority_insert): Use it.
101 (decl_fini_priority_insert): Likewise.
102 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
104 (decl_restrict_base_insert): Likewise.
105 (decl_debug_expr_insert): Likewise.
106 (decl_value_expr_lookup): Likewise.
107 (decl_value_expr_insert): Likewise.
108 * tree.h (priority_type): New type.
109 (decl_init_priority_lookup): Use priority_type.
110 (decl_fini_priority_lookup): New function.
111 (decl_init_priority_insert): Use priority_type.
112 (decl_fini_priority_insert): New function.
113 (DECL_HAS_INIT_PRIORITY): Tweak comments.
114 (DECL_INIT_PRIORITY): Likewise.
115 (SET_DECL_INIT_PRIORITY): Add comment.
116 (DECL_FINI_PRIORITY): New macro.
117 (SET_DECL_FINI_PRIORITY): Likewise.
118 (DEFAULT_INIT_PRIORITY): Document.
119 (MAX_INIT_PRIORITY): Likewise.
120 (MAX_RESERVED_INIT_PRIORITY): Likewise.
121 (tree_map_base): New type.
122 (tree_map_base_eq): New function.
123 (tree_map_base_hash): Likewise.
124 (tree_map_base_marked_p): Likewise.
125 (tree_map): Inherit from tree_map_base.
126 (tree_map_eq): Make it a macro.
127 (tree_map_marked_p): Likewise.
128 (tree_int_map): Inherit from tree_map_base.
129 (tree_int_map_eq): Make it a macro.
130 (tree_int_map_hash): Likewise.
131 (tree_int_map_marked_p): Likewise.
132 (tree_priority_map): New type.
133 (tree_priority_map_eq): New macro.
134 (tree_priority_map_hash): Likewise.
135 (tree_priority_map_marked_p): Likewise.
136 * varasm.c (emults_decl): Adjust for refactoring of tree_map
138 (emutls_common_1): Likewise.
139 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
140 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
141 of tree_map hierarchy.
142 * tree-cfg.c (move_stmt_r): Likewise.
143 (new_label_mapper): Likewise.
144 * c-tree.h (c_expand_body): Move to ...
145 * c-common.h (c_expand_body): ... here.
146 * c-decl.c (c_expand_body): Move to ...
147 * c-common.c (c_expand_body): ... here.
148 (c_common_attribute_table): Allow 1 argument for the constructor
149 and destructor attributes.
150 (get_priority): New function.
151 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
152 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
154 2007-02-24 Jan Hubicka <jh@suse.cz>
157 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
159 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
160 Jan Hubicka <jh@suse.cz>
163 * i386.c (counter_mode): New function.
164 (expand_set_or_movmem_via_loop): Use it.
165 (expand_movmem_epilogue): Likewise; fix pasto.
166 (ix86_expand_movmem): Do emit guard even for constant counts.
167 (ix86_expand_setmem): Likewise.
169 2007-02-25 Nick Clifton <nickc@redhat.com>
171 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
172 (JUMP_TABLES_IN_TEXT_SECTION): Define.
174 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
177 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
178 count argument with 0x10, not with 0x16.
179 (expand_setmem_epilogue): Ditto.
181 2007-02-24 Mike Stump <mrs@apple.com>
183 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
186 2007-02-24 Richard Guenther <rguenther@suse.de>
189 * fold-const.c (fold_binary): Fold x +- CST op x for
192 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
194 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
196 2007-02-24 Jan Hubicka <jh@suse.cz>
198 * cgraphunit.c (decide_is_function_needed): Honor
199 -fkeep-inline-functions.
201 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
203 * builtins.c (fold_builtin_modf): New.
204 (fold_builtin_2): Use it.
206 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
208 * loop-iv.c (implies_p): Detect additional cases where A implies B.
209 (determine_max_iter): Take additional LOOP arg; all callers changed.
210 Lose broken logic dealing with PLUS. Try to limit the upper bound by
211 one using simplifications.
212 (simplify_using_initial_values): Return if the expression becomes
213 invalid due to altered regs.
215 2007-02-23 DJ Delorie <dj@redhat.com>
217 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
219 2007-02-23 Mike Stump <mrs@apple.com>
221 * tlink.c (scan_linker_output): Parse linker messages from
222 darwin9's linker better.
224 2007-02-23 Steve Ellcey <sje@cup.hp.com>
227 * varpool.c (varpool_assemble_pending_decls): Set
228 varpool_last_needed_node to null.
230 2007-02-23 DJ Delorie <dj@redhat.com>
232 * config/i386/i386.c (ix86_data_alignment): Don't specify an
233 alignment bigger than the object file can handle.
235 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
238 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
239 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
240 (*movsf_1): Penalize MMX moves.
242 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
244 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
245 2^32-1 or more times unless flag_unsafe_loop_optimizations.
247 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
249 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
251 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
252 (fold_builtin_1): Use them.
253 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
254 BUILT_IN_SIGNIFICAND.
256 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
258 * config/i386/i386.c (bdesc_1arg): Initialize
259 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
260 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
261 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
262 and IX86_BUILTIN_MOVSLDUP.
264 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
266 PR rtl-optimization/30841
267 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
269 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
271 * builtins.c (fold_builtin_frexp): New.
272 (fold_builtin_2): Use it.
274 2007-02-22 Mark Mitchell <mark@codesourcery.com>
276 * doc/invoke.texi (Spec Files): Document getenv spec function.
278 * gcc.c (getenv_spec_function): New function.
279 (static_spec_functions): Add it.
280 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
281 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
284 2007-02-22 Michael Matz <matz@suse.de
287 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
288 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
290 2007-02-22 Ian Lance Taylor <iant@google.com>
293 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
294 (mem_loc_descriptor): Call it.
296 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
297 Ira Rosen <irar@il.ibm.com>
299 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
301 2007-02-22 Ira Rosen <irar@il.ibm.com>
303 PR tree-optimization/30843
304 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
305 stores only after all the group is vectorized.
307 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
309 PR tree-optimization/30858
310 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
311 in the reduction cycle have a single use in the loop.
312 * tree-vectorizer.h (relevant): Add documentation.
314 2007-02-20 Mike Stump <mrs@apple.com>
316 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
317 * configure: Regenerate.
319 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
321 Change the defaults of some parameters and options.
322 * config/spu/spu-protos.h (spu_optimization_options): Declare.
323 * config/spu/spu.c (spu_optimization_options): Add.
324 (spu_override_options): Change params in spu_optimization_options.
325 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
327 Register 127 is only 16 byte aligned when used as a frame pointer.
328 * config/spu/spu-protos.h (spu_init_expanders): Declare.
329 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
330 HARD_FRAME_POINTER_REGNUM.
331 (spu_legitimate_address): Use regno_aligned_for_reload.
332 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
333 aligned when frame_pointer_needed is true.
334 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
336 * config/spu/spu.h (INIT_EXPANDERS): Define.
338 Make sure shift and rotate instructions have valid immediate operands.
339 * config/spu/predicates.md (spu_shift_operand): Remove.
340 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
341 * config/spu/constraints.md (W, O): Extend range.
342 * config/spu/spu.md (umask, nmask): Define.
343 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
344 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
345 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
346 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
347 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
348 (lshr<mode>3_reg): Fix rtl description.
350 Make sure mulhisi immediate operands are valid.
351 * config/spu/predicates.md (imm_K_operand): Add.
352 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
354 Generate constants using fsmbi and andi.
355 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
356 (print_operand, spu_split_immediate, classify_immediate,
357 fsmbi_const_p): Handle IC_FSMBI2.
359 Correctly handle a CONST_VECTOR containing symbols.
360 * config/spu/spu.c (print_operand): Handle HIGH correctly.
361 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
362 (immediate_load_p): Allow symbols that use 2 instructions to create.
363 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
364 with symbols when flag_pic is set.
365 (const_vector_immediate_p): New.
366 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
367 accept a CONST_VECTOR with symbols.
368 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
369 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
371 * config/spu/spu.md (high, low): Delete.
372 (low_<mode>): Define.
374 Remove INTRmode and INTR_REGNUM, which didn't work.
375 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
377 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
378 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
379 peephole2 pattern): Don't use INTR or 131.
381 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
382 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
383 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
384 (UNSPEC_SET_INTR): Add.
385 * config/spu/spu-modes.def (INTR): Remove.
387 More accurate warnings about run-time relocations.
388 * config/spu/spu.c (reloc_diagnostic): Test in_section.
390 Correctly warn about immediate arguments to specific intrinsics.
391 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
392 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
393 the instruction predicate.
395 Fix tree check errors with latest update.
396 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
398 (spu_expand_builtin): Use CALL_EXPR_FN.
400 Add missing specific intrinsics.
401 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
403 * config/spu/spu_internals.h: Ditto.
405 Fix incorrect operand modifiers.
406 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
407 * config/spu/spu.md (xor<mode>3): Change %S to %J.
409 Optimize one case of zero_extend of a vec_select.
410 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
412 Accept any immediate for hbr.
413 * config/spu/spu.md (hbr): Change s constraints to i.
415 2007-02-21 Paul Brook <paul@codesourcery.com>
417 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
418 condexec_count when skipping USE and CLOBBER.
420 2007-02-21 Nick Clifton <nickc@redhat.com>
422 * common.opt (Warray-bounds): Add Warning attribute.
423 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
425 (fsized-zeroes): Add Optimization attribute.
426 (fsplit-wide-types, ftree-scev-cprop): Likewise.
427 * c.opt (Wc++0x-compat): Add Warning attribute.
429 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
432 * reload1.c (eliminate_regs_in_insn): In the single_set special
433 case, attempt to re-recognize the insn before falling back to
434 having reload fix it up.
436 2007-02-20 Eric Christopher <echristo@gmail.com>
438 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
440 (frv_read_iacc_argument): Ditto.
441 (frv_expand_set_builtin): Take a call instead of arglist, update for
443 (frv_expand_unop_builtin): Ditto.
444 (frv_expand_binop_builtin): Ditto.
445 (frv_expand_cut_builtin): Ditto.
446 (frv_expand_binopimm_builtin): Ditto.
447 (frv_expand_voidbinop_builtin): Ditto.
448 (frv_expand_int_void2arg): Ditto.
449 (frv_expand_prefetches): Ditto.
450 (frv_expand_voidtriop_builtin): Ditto.
451 (frv_expand_voidaccop_builtin): Ditto.
452 (frv_expand_load_builtin): Ditto.
453 (frv_expand_store_builtin): Ditto.
454 (frv_expand_mdpackh_builtin): Ditto.
455 (frv_expand_mclracc_builtin): Ditto.
456 (frv_expand_mrdacc_builtin): Ditto.
457 (frv_expand_mwtacc_builtin): Ditto.
458 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
461 2007-02-20 Janis Johnson <janis187@us.ibm.com>
463 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
464 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
466 (HAVE_GAS_DFP): Check for assembler support of decimal floating
468 * configure: Regenerate.
469 * config.in: Regenerate.
470 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
471 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
472 masks to power6 and power6x and to POWERPC_MASKS.
473 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
475 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
476 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
477 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
478 Access PROTOTYPE as variable, not mask.
480 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
482 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
483 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
484 * combine.c (adjust_for_new_dest): Use it.
485 * postreload.c (reload_combine): Likewise.
487 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
489 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
490 notes on an insn with multiple sets, even if single_set returns
491 non-NULL for that insn.
493 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
495 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
498 2007-02-20 Geoffrey Keating <geoffk@apple.com>
500 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
501 if user didn't pass it.
502 * config/i386/darwin.h (CC1_SPEC): Likewise.
503 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
504 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
505 -mmacosx-version-min.
507 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
508 Uros Bizjak <ubizjak@gmail.com>
510 * optabs.h (enum optab_index): Add new OTI_scalb.
511 (scalb_optab): Define corresponding macro.
512 * optabs.c (init_optabs): Initialize scalb_optab.
513 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
515 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
516 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
517 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
518 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
519 flag_unsafe_math_optimizations is set.
521 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
522 to implement scalbf, scalb and scalbl built-ins as inline x87
525 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
526 DJ Delorie <dj@redhat.com>
529 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
530 (diagnostic_report_diagnostic): ... here, and turn them into real
531 errors. If warnings are inhibited, no need to do anything.
533 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
535 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
536 better code generation.
538 2007-02-20 Ben Elliston <bje@au.ibm.com>
540 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
542 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
544 * config/alpha/alpha.c, config/alpha/alpha.md,
545 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
546 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
547 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
548 config/arm/lib1funcs.asm: Follow spelling conventions.
550 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
551 config/fr30/fr30.md, config/i386/i386.h,
552 config/iq2000/iq2000.h, config/iq2000/predicates.md,
553 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
554 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
555 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
556 config/rs6000/altivec.md, config/rs6000/rs6000.c,
557 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
558 config/sparc/sparc.c, config/sparc/sparc.h,
559 config/sparc/sparc.md, config/spu/constraints.md,
560 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
563 2007-02-20 Alan Modra <amodra@bigpond.net.au>
566 * varasm.c (use_blocks_for_decl_p): Return false for decls with
569 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
571 * doc/invoke.texi (-ftree-lrs): Remove.
573 2007-02-19 Diego Novillo <dnovillo@redhat.com>
575 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
578 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
580 * config/ia64/ia64.c (ia64_expand_builtin): Use the
581 new CALL_EXPR_FN macro for retrieving the function
582 declaration of the input expression.
584 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
586 * c.opt (Waddress): New.
587 * common.opt (Walways-true): Delete.
588 (Wstring-literal-comparison): Delete.
589 * doc/invoke.texi (Warning Options): Delete -Walways-true and
590 -Wstring-literal-comparison. Add -Waddress.
592 (Walways-true): Delete.
593 (Wstring-literal-comparison): Delete.
594 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
595 consistently instead of -Walways-true in example.
596 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
597 * c-typeck.c (parser_build_binary_op): Replace
598 -Wstring-literal-comparison and -Walways-true with -Waddress.
599 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
602 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
604 * tree-cfg.c (dump_function_to_file): Be prepared for functions
605 without DECL_STRUCT_FUNCTION initialized.
607 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
609 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
610 due to calls to functions taking pointers as parameters.
612 2007-02-19 Richard Henderson <rth@redhat.com>
615 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
618 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
620 * config/s390/s390.c (s390_call_saved_register_used,
621 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
622 accessed to the new scheme.
624 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
626 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
627 (cris_print_index, cris_print_operand, cris_print_operand_address)
628 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
629 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
630 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
632 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
633 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
634 GO_IF_LEGITIMATE_ADDRESS): Ditto.
635 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
636 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
637 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
638 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
639 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
640 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
641 (uminsi3, call, call_value): Ditto.
642 (define_split: indir_to_reg_split, unnamed): Ditto.
644 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
646 PR tree-optimization/30975
647 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
650 2007-02-18 Eric Christopher <echristo@gmail.com>
652 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
653 Remove use of arglist.
654 (mips_expand_builtin): Remove use of arglist, pass in expr.
655 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
656 (mips_expand_builtin_movtf): Ditto.
657 (mips_expand_builtin_compare): Ditto.
659 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
661 * tree-sra.c (sra_build_assignment): Replace assertion
662 checking with a comment explaining why it can't be done.
664 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
667 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
668 during CALL_EXPR representation conversion.
669 * tree-ssa-propagate.c (set_rhs): Likewise.
671 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
673 * tree-sra.c (sra_build_assignment): Disable assertion checking
676 2007-02-18 Roger Sayle <roger@eyesopen.com>
678 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
679 instead of calling build2 with a GIMPLE_MODIFY_STMT.
680 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
682 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
683 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
684 gimplify_init_ctor_eval_range, gimple_push_cleanup,
685 gimplify_omp_for, gimplify_omp_atomic_pipeline,
686 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
687 force_gimple_operand): Likewise.
688 * ipa-cp.c (constant_val_insert): Likewise.
689 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
690 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
691 perfect_nestify): Likewise.
692 * langhooks.c (lhd_omp_assignment): Likewise.
693 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
694 lower_copyprivate_clauses, lower_send_clauses,
695 lower_send_shared_vars, expand_parallel_call,
696 expand_omp_for_generic, expand_omp_for_static_nochunk,
697 expand_omp_for_static_chunk, expand_omp_sections,
698 lower_omp_single_copy, lower_omp_for_lastprivate,
699 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
700 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
701 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
704 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
706 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
707 config/sh/sh.md: Follow spelling conventions.
709 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
710 config/frv/predicates.md: Follow spelling conventions.
712 * config/m68k/linux-unwind.h: Fix a comment typo.
713 * target.h: Follow spelling conventions.
715 2007-02-18 Roger Sayle <roger@eyesopen.com>
717 PR rtl-optimization/28173
718 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
719 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
720 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
721 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
722 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
724 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
726 * builtins.c (fold_builtin_load_exponent): New.
727 (fold_builtin_2): Use it.
729 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
731 PR rtl-optimization/30773
732 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
733 if we fail to attach a REG_EQUIV note.
735 2007-02-18 David Edelsohn <edelsohn@gnu.org>
736 Roger Sayle <roger@eyesopen.com>
738 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
740 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
742 * calls.c (initialize_argument_information): Pass original EXP
743 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
744 code to split complex arguments here, as part of initializing the
746 (expand_call): Remove code that builds a list of arguments and
747 inserts implicit arguments into it. Instead, just count how many
748 implicit arguments there will be so we can determine the size of
749 the ARGS array, and let initialize_argument_information do the work.
750 (split_complex_values): Delete unused function.
752 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
754 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
756 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
758 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
759 for arg pointer based indexed addressing.
761 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
763 * config/ia64/ia64.h, config/ia64/ia64.md,
764 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
765 spelling conventions.
767 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
769 * config/m68k/m68k.c (split_di): New.
770 * config/m68k/m68k-protos.h: Declare split_di.
771 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
772 Improve predicate handling and split constant shifts.
774 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
776 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
777 parameter for register bitfield operations, general predicates
780 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
782 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
783 * config/m68k/linux-unwind.h: New file.
785 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
787 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
788 config/i386/athlon.md, config/ia64/ia64.md,
789 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
790 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
791 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
792 tree-ssa-loop-niter.c, tree-vect-analyze.c,
793 tree-vect-transform.c: Fix comment typos.
795 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
797 * sched-deps.c (find_insn_list): Remove.
798 * sched-int.h: Remove the prototype for find_insn_list.
800 2007-02-16 Geoffrey Keating <geoffk@apple.com>
802 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
804 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
805 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
806 darwin_rs6000_override_options.
807 (C_COMMON_OVERRIDE_OPTIONS): Expect
808 darwin_macosx_version_min to be non-NULL always.
809 (TARGET_C99_FUNCTIONS): Likewise.
810 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
811 (DARWIN_MINVERSION_SPEC): New.
812 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
813 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
815 (DARWIN_MINVERSION_SPEC): New.
816 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
818 * config/darwin-c.c (darwin_cpp_builtins): Expect
819 darwin_macosx_version_min to be non-NULL always.
821 * config/rs6000/rs6000.c: Clean up trailing whitespace.
823 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
825 * config/i386/i386.h (x86_use_xchgb): New.
826 (TARGET_USE_XCHGB): New macro.
827 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
828 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
829 Split after reload into bswaphi for shifts of 8.
830 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
831 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
832 or when optimizing for size.
834 2007-02-16 Richard Guenther <rguenther@suse.de>
835 Christian Bruel <christian.bruel@st.com>
837 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
838 DECLs but prefer SSA_NAMEs over DECLs.
840 2007-02-16 Richard Guenther <rguenther@suse.de>
842 * tree-flow-inline.h (single_imm_use_p): Remove.
843 (zero_imm_uses_p): Likewise.
844 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
845 instead of single_imm_use_p.
846 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
849 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
852 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
853 nested double- and backquotes.
855 2007-02-15 Roger Sayle <roger@eyesopen.com>
858 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
859 should be unreachable.
860 (build2_stat): Allow construction of MODIFY_EXPR at any time.
861 For the time being redirect GIMPLE_MODIFY_STMT to the new
862 (renamed) build_gimple_modify_stmt_stat.
863 (build2_gimple_stat): Rename to...
864 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
865 Always build a GIMPLE_MODIFY_STMT node.
866 * tree.h (build2_gimple, build2_gimple_stat): Delete.
867 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
870 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
871 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
872 * tree-complex.c (set_component_ssa_name, expand_complex_move,
873 expand_complex_div_wide): Likewise.
874 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
875 * tree-ssa-loop-im.c (schedule_sm): Likewise.
876 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
877 * tree-ssa-loop-manip.c (create_iv): Likewise.
878 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
879 abs_replacement): Likewise.
880 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
881 realify_fake_stores): Likewise.
883 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
884 node rather than a GIMPLE_MODIFY_STMT node.
885 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
886 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
888 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
889 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
892 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
895 * fold-const.c (fold_comparison): Add back the
896 folding of constant complex comparisions.
898 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
901 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
902 effects unknown to this function, return early.
904 2007-02-15 Ian Lance Taylor <iant@google.com>
906 * lower-subreg.c (move_eh_region_note): New static function.
907 (resolve_simple_move): Call it.
908 (decompose_multiword_subregs): Track blocks for which we resolve a
909 simple move which is also a control flow insn. Pass them to
910 find_many_sub_basic_blocks.
911 (pass_lower_subreg): Add TODO_verify_flow.
912 (pass_lower_subreg2): Likewise.
914 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
915 Brooks Moses <brooks.moses@codesourcery.com>
916 Lee Millward <lee.millward@codesourcery.com>
918 * tree.h (enum tree_code_class): Add tcc_vl_exp.
919 (VL_EXP_CLASS_P): New.
920 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
922 (TREE_OPERAND_CHECK_CODE): Likewise.
923 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
924 (TREE_RTL_OPERAND_CHECK): Likewise.
925 (tree_operand_check_failed): Make second parameter the whole tree
926 instead of its code. Fixed callers.
928 (TREE_OPERAND_LENGTH): New.
929 (VL_EXP_OPERAND_LENGTH): New.
931 (CALL_EXPR_STATIC_CHAIN): New.
932 (CALL_EXPR_ARGS): New.
933 (CALL_EXPR_ARG): New.
934 (call_expr_nargs): New.
935 (CALL_EXPR_ARGP): New.
936 (build_nt_call_list): Declare.
937 (build_vl_exp_stat): Declare.
939 (build_call_list): Declare.
940 (build_call_nary): Declare.
941 (build_call_valist): Declare.
942 (build_call_array): Declare.
943 (call_expr_arg): Declare.
944 (call_expr_argp): Declare.
945 (call_expr_arglist): Declare.
946 (fold_build_call_list): Declare.
947 (fold_build_call_list_initializer): Declare.
948 (fold_call_expr): Declare to replace fold_builtin.
949 (fold_builtin_fputs): Update to agree with modified definition.
950 (fold_builtin_strcpy): Likewise.
951 (fold_builtin_strncpy): Likewise.
952 (fold_builtin_memory_chk): Likewise.
953 (fold_builtin_stxcpy_chk): Likewise.
954 (fold_builtin_strncpy_chk): Likewise.
955 (fold_builtin_next_arg): Likewise.
956 (fold_build_call_expr): Declare.
957 (fold_builtin_call_list): Declare.
958 (fold_builtin_call_valist): Declare.
959 (build_call_expr): Declare.
960 (validate_arglist): Update to agree with modified definition.
961 (tree_operand_length): New.
962 (call_expr_arg_iterator): New.
963 (init_call_expr_arg_iterator): New.
964 (next_call_expr_arg): New.
965 (first_call_expr_arg): New.
966 (more_call_expr_args_p): New.
967 (FOR_EACH_CALL_EXPR_ARG): New.
969 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
971 (tree_code_size): Update documentation. Use sizeof (tree) rather
972 than sizeof (char *).
973 (tree_size): Likewise. Add case for tcc_vl_exp.
974 (tree_node_structure): Add case for tcc_vl_exp.
975 (contains_placeholder_p): Likewise.
976 (substitute_in_expr): Likewise.
977 (substitute_placeholder_in_expr): Likewise.
978 (stabilize_reference_1): Likewise.
979 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
980 to diagnose breakage of this interface for constructing CALL_EXPRs.
981 (build_nt): Add similar assertion here.
982 (build_nt_call_list): New.
983 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
984 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
986 (get_callee_fndecl): Use new CALL_EXPR accessors.
987 (tree_operand_check_failed): Change parameters to pass entire node
988 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
989 (process_call_operands): New.
990 (build_vl_exp_stat): New.
991 (build_call_list): New.
992 (build_call_nary): New.
993 (build_call_valist): New.
994 (build_call_array): New.
995 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
996 (call_expr_arglist): New.
998 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
999 tcc_vl_exp instead of a fixed-size tcc_expression.
1001 * doc/c-tree.texi (CALL_EXPR): Document new representation and
1002 accessors for CALL_EXPRs.
1003 (AGGR_INIT_EXPR): Likewise.
1005 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1006 Brooks Moses <brooks.moses@codesourcery.com>
1007 Lee Millward <lee.millward@codesourcery.com>
1009 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
1010 (expand_builtin_nonlocal_goto): Change parameter to be entire
1011 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
1012 (expand_builtin_prefetch): Likewise.
1013 (expand_builtin_classify_type): Likewise.
1014 (mathfn_built_in): Return NULL_TREE instead of 0.
1015 (expand_errno_check): Use new CALL_EXPR accessors.
1016 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
1017 Return NULL_RTX instead of 0.
1018 (expand_builtin_mathfn_2): Likewise.
1019 (expand_builtin_mathfn_3): Likewise.
1020 (expand_builtin_interclass_mathfn): Likewise.
1021 (expand_builtin_sincos): Likewise.
1022 (expand_builtin_cexpi): Likewise.
1023 (expand_builtin_int_roundingfn): Likewise.
1024 (expand_builtin_int_roundingfn_2): Likewise.
1025 (expand_builtin_pow): Likewise.
1026 (expand_builtin_powi): Likewise.
1027 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
1028 of arglist, fixing callers appropriately. Use new CALL_EXPR
1029 accessors and constructors. Return NULL_RTX instead of 0.
1030 (expand_builtin_strstr): Likewise.
1031 (expand_builtin_strchr): Likewise.
1032 (expand_builtin_strrchr): Likewise.
1033 (expand_builtin_strpbrk): Likewise.
1034 (expand_builtin_memcpy): Likewise.
1035 (expand_builtin_mempcpy): Likewise.
1036 (expand_builtin_mempcpy_args): New.
1037 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
1038 (expand_builtin_memmove_args): New.
1039 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
1040 (expand_movstr): Likewise.
1041 (expand_builtin_strcpy): Likewise.
1042 (expand_builtin_strcpy_args): New.
1043 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
1044 (expand_builtin_strncpy): Likewise.
1045 (expand_builtin_memset): Likewise.
1046 (expand_builtin_memset_args): New.
1047 (expand_builtin_bzero): Similarly to expand_builtin_memset.
1048 (expand_builtin_memcmp): Likewise.
1049 (expand_builtin_strcmp): Likewise.
1050 (expand_builtin_strncmp): Likewise.
1051 (expand_builtin_strcat): Likewise.
1052 (expand_builtin_strncat): Likewise.
1053 (expand_builtin_strspn): Likewise.
1054 (expand_builtin_strcspn): Likewise.
1055 (expand_builtin_args_info): Likewise.
1056 (expand_builtin_va_start): Likewise.
1057 (gimplify_va_arg_expr): Likewise.
1058 (expand_builtin_va_end): Likewise.
1059 (expand_builtin_va_copy): Likewise.
1060 (expand_builtin_frame_address): Likewise.
1061 (expand_builtin_alloca): Likewise.
1062 (expand_builtin_bswap): Likewise.
1063 (expand_builtin_unop): Likewise.
1064 (expand_builtin_fputs): Likewise.
1065 (expand_builtin_expect): Likewise.
1066 (expand_builtin_fabs): Likewise.
1067 (expand_builtin_copysign): Likewise.
1068 (expand_builtin_printf): Likewise.
1069 (expand_builtin_fprintf): Likewise.
1070 (expand_builtin_sprintf): Likewise.
1071 (expand_builtin_init_trampoline): Likewise.
1072 (expand_builtin_signbit): Likewise.
1073 (expand_builtin_fork_or_exec): Likewise.
1074 (expand_builtin_sync_operation): Likewise.
1075 (expand_builtin_compare_and_swap): Likewise.
1076 (expand_builtin_lock_test_and_set): Likewise.
1077 (expand_builtin_lock_release): Likewise.
1078 (expand_builtin): Likewise.
1079 (builtin_mathfn_code): Likewise.
1081 (fold_builtin_constant_p): Pass call arguments individually instead
1082 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1083 accessors and constructors. Return NULL_TREE instead of 0.
1084 (fold_builtin_expect): Likewise.
1085 (fold_builtin_classify_type): Likewise.
1086 (fold_builtin_strlen): Likewise.
1087 (fold_builtin_nan): Likewise.
1088 (integer_valued_real_p): Likewise.
1089 (fold_trunc_transparent_mathfn): Likewise.
1090 (fold_fixed_mathfn): Likewise.
1091 (fold_builtin_cabs): Likewise.
1092 (fold_builtin_sqrt): Likewise.
1093 (fold_builtin_cbrt): Likewise.
1094 (fold_builtin_cos): Likewise.
1095 (fold_builtin_cosh): Likewise.
1096 (fold_builtin_tan): Likewise.
1097 (fold_builtin_sincos): Likewise.
1098 (fold_builtin_cexp): Likewise.
1099 (fold_builtin_trunc): Likewise.
1100 (fold_builtin_floor): Likewise.
1101 (fold_builtin_ceil): Likewise.
1102 (fold_builtin_round): Likewise.
1103 (fold_builtin_int_roundingfn): Likewise.
1104 (fold_builtin_bitop): Likewise.
1105 (fold_builtin_bswap): Likewise.
1106 (fold_builtin_logarithm): Likewise.
1107 (fold_builtin_hypot): Likewise.
1108 (fold_builtin_pow): Likewise.
1109 (fold_builtin_powi): Likewise.
1110 (fold_builtin_exponent): Likewise.
1111 (fold_builtin_memset): Likewise.
1112 (fold_builtin_bzero): Likewise.
1113 (fold_builtin_memory_op): Likewise.
1114 (fold_builtin_bcopy): Deleted; call site changed to invoke
1115 fold_builtin_memory_op directly.
1116 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
1117 (fold_builtin_strncpy): Likewise.
1118 (fold_builtin_memcmp): Likewise.
1119 (fold_builtin_strcmp): Likewise.
1120 (fold_builtin_strncmp): Likewise.
1121 (fold_builtin_signbit): Likewise.
1122 (fold_builtin_copysign): Likewise.
1123 (fold_builtin_isascii): Likewise.
1124 (fold_builtin_toascii): Likewise.
1125 (fold_builtin_isdigit): Likewise.
1126 (fold_builtin_fabs): Likewise.
1127 (fold_builtin_abs): Likewise.
1128 (fold_builtin_fmin_fmax): Likewise.
1129 (fold_builtin_carg): Likewise.
1130 (fold_builtin_classify): Likewise.
1131 (fold_builtin_unordered_cmp): Likewise.
1133 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
1134 New functions split out from fold_builtin_1.
1135 (fold_builtin_n): New.
1136 (fold_builtin_varargs): New.
1137 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
1139 (fold_call_expr): New.
1140 (build_function_call_expr): Rewrite to use new helper function.
1141 (fold_builtin_call_list): New.
1142 (build_call_expr): New.
1143 (fold_builtin_call_valist): New.
1144 (rewrite_call_expr): New.
1145 (validate_arg): New.
1146 (validate_arglist): Change parameter to be entire CALL_EXPR instead
1147 of an arglist. Change return type to bool. Use new CALL_EXPR
1150 (fold_builtin_strstr): Pass call arguments individually instead
1151 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1152 accessors and constructors. Return NULL_TREE instead of 0.
1153 (fold_builtin_strchr): Likewise.
1154 (fold_builtin_strrchr): Likewise.
1155 (fold_builtin_strpbrk): Likewise.
1156 (fold_builtin_strcat): Likewise.
1157 (fold_builtin_strncat): Likewise.
1158 (fold_builtin_strspn): Likewise.
1159 (fold_builtin_strcspn): Likewise.
1160 (fold_builtin_fputs): Likewise.
1161 (fold_builtin_next_arg): Likewise.
1162 (fold_builtin_sprintf): Likewise.
1164 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
1165 NULL_RTX instead of 0.
1166 (expand_builtin_memory_chk): Likewise.
1167 (maybe_emit_chk_warning): Likewise.
1168 (maybe_emit_sprintf_chk_warning): Likewise.
1170 (fold_builtin_object_size): Pass call arguments individually instead
1171 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1172 accessors and constructors. Return NULL_TREE instead of 0.
1173 (fold_builtin_memory_chk): Likewise.
1174 (fold_builtin_stxcpy_chk): Likewise.
1175 (fold_builtin_strncpy_chk): Likewise.
1176 (fold_builtin_strcat_chk): Likewise.
1177 (fold_builtin_strcat_chk): Likewise.
1178 (fold_builtin_strncat_chk): Likewise.
1179 (fold_builtin_sprintf_chk): Likewise.
1180 (fold_builtin_snprintf_chk): Likewise.
1181 (fold_builtin_printf): Likewise.
1182 (fold_builtin_vprintf): Likewise.
1184 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
1186 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
1187 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1188 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
1189 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
1190 (fold_unary): Likewise.
1191 (fold_binary): Likewise.
1192 (fold_ternary): Remove CALL_EXPR case, since they are no longer
1193 ternary expressions.
1194 (fold): Add logic for tcc_vl_exp.
1195 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
1196 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1197 (fold_build3_stat): Add assertion to flag broken interface for
1198 constructing CALL_EXPRs.
1199 (fold_build_call_list): New.
1200 (fold_build_call_list_initializer): New.
1201 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1203 (fold_strip_sign_ops): Likewise.
1205 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1206 Brooks Moses <brooks.moses@codesourcery.com>
1207 Lee Millward <lee.millward@codesourcery.com>
1209 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1210 accessors and dump arguments explicitly.
1212 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1214 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1216 (print_call_name): Use new CALL_EXPR accessors.
1218 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1219 CALL_EXPR arguments explicitly instead of as a list. Use
1220 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1222 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1223 (vrp_visit_stmt): Likewise.
1225 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1226 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1228 (force_move_till_expr): Likewise.
1230 * targhooks.c (default_external_stack_protect_fail): Use
1231 build_call_expr instead of build_function_call_expr.
1232 (default_hidden_stack_protect_fail): Likewise.
1234 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1237 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1238 and walk arguments explicitly.
1240 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1241 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1242 (expand_simple_operations): Likewise.
1243 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1245 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1246 of TREE_CODE_LENGTH.
1247 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1249 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1250 instead of TREE_CODE_LENGTH.
1252 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1253 (tree_ic_transform): Likewise.
1254 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1255 parameter instead of arglist. Fix callers.
1256 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1257 (tree_stringops_transform): Likewise.
1258 (tree_indirect_call_to_profile): Likewise.
1259 (tree_stringops_values_to_profile): Likewise.
1261 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1262 (eliminate_tail_call): Likewise.
1264 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1266 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1267 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1269 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1271 * omp-low.c (build_omp_barrier): Use build_call_expr.
1272 (lower_rec_input_clauses): Likewise.
1273 (lower_reduction_clauses): Likewise.
1274 (expand_parallel_call): Likewise.
1275 (maybe_catch_exception): Likewise.
1276 (expand_omp_for_generic): Likewise.
1277 (expand_omp_for_static_nochunk): Likewise.
1278 (expand_omp_sections): Likewise.
1279 (lower_omp_single_simple): Likewise.
1280 (lower_omp_single_copy): Likewise.
1281 (lower_omp_master): Likewise.
1282 (lower_omp_ordered): Likewise.
1283 (lower_omp_critical): Likewise.
1285 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1286 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1288 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1289 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1290 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1292 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1293 and generalize to handle any number of operands.
1294 (chrec_contains_undetermined): Likewise.
1295 (tree_contains_chrecs): Likewise.
1296 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1298 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1300 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1301 fold_call_expr instead of fold_builtin.
1302 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1303 match declarations there.
1304 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1307 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1308 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1310 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1311 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1313 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1316 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1317 (execute_cse_sincos): Use new CALL_EXPR accessors.
1319 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1321 * gimple-low.c (lower_function_body): Use build_call_expr.
1322 (lower_builtin_setjmp): Likewise.
1324 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1325 (set_storage_via_libcall): Likewise.
1326 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1327 instead of TREE_CODE_LENGTH.
1328 (expand_expr_real_1): Use new CALL_EXPR accessors.
1330 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1331 generalize to handle any number of operands.
1332 (TB_parent_eq): Likewise.
1334 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1335 (strip_builtin_expect): Likewise.
1337 * function.c (gimplify_parameters): Use build_call_expr.
1339 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1340 instead of TREE_CODE_LENGTH.
1342 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1343 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1345 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1348 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1349 (gimplify_decl_expr): Likewise.
1350 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1351 Use new CALL_EXPR iterators.
1352 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1353 (gimplify_modify_expr_to_memset): Likewise.
1354 (gimplify_variable_sized_compare): Likewise.
1355 (gimplify_omp_atomic_fetch_op): Likewise.
1356 (gimplify_omp_atomic_pipeline): Likewise.
1357 (gimplify_omp_atomic_mutex): Likewise.
1358 (gimplify_function_tree): Likewise.
1360 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1361 (call_expr_flags): Likewise.
1362 (expand_call): Likewise.
1364 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1365 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1368 * coverage.c (create_coverage): Use build_call_expr.
1370 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1371 (temp_call_expr_obstack): New.
1372 (pool_copy_list): Delete.
1373 (temp_copy_call_expr): New.
1374 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1375 CALL_EXPR accessors. Get rid of special goo for copying argument
1376 lists and use temp_copy_call_expr instead.
1377 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1378 CALL_EXPR accessors.
1379 (create_expression_by_pieces): Likewise. Use build_call_array
1380 to construct the result instead of fold_build3.
1381 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1382 dealing with argument lists.
1383 (init_pre): Remove references to expression_node_pool and
1384 list_node_pool. Init temp_call_expr_obstack instead.
1385 (fini_pre): Remove references to expression_node_pool and
1388 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1389 and walk arguments explicitly instead of as a list.
1391 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1392 (mx_register_decls): Likewise.
1393 (mudflap_register_call): Likewise.
1394 (mudflap_finish_file): Likewise.
1396 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1397 (ipa_callsite_compute_param): Likewise.
1399 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1400 accessors and constructor.
1402 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1403 accessors and constructor.
1404 (convert_tramp_reference): Likewise.
1405 (convert_call_expr): Likewise.
1406 (finalize_nesting_tree_1): Likewise.
1408 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1411 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1413 * tree-inline.c (initialize_inlined_parameters): Pass entire
1414 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1416 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1417 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1419 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1420 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1421 (vectorizable_reduction): Likewise.
1422 (vectorizable_call): Use new CALL_EXPR iterators.
1423 (vectorizable_conversion): Use build_call_expr.
1424 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1425 (vect_gen_widened_results_half): Use build_call_expr.
1426 (vect_setup_realignment): Likewise.
1427 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1429 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1430 (pass_through_call): Likewise.
1431 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1434 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1435 (tree_gen_pow2_profiler): Likewise.
1436 (tree_gen_one_value_profiler): Likewise.
1437 (tree_gen_ic_func_profiler): Likewise.
1438 (tree_gen_average_profiler): Likewise.
1439 (tree_gen_ior_profiler): Likewise.
1441 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1442 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1443 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1445 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1446 of TREE_CODE_LENGTH.
1448 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1449 of TREE_CODE_LENGTH.
1451 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1453 (convert_to_integer): Likewise.
1455 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1458 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1459 Brooks Moses <brooks.moses@codesourcery.com>
1460 Lee Millward <lee.millward@codesourcery.com>
1462 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1464 * config/frv/frv.c (frv_expand_builtin): Likewise.
1465 * config/s390/s390.c (s390_expand_builtin): Likewise.
1467 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1468 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1470 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1471 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1472 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1473 (ix86_expand_store_builtin): Likewise.
1474 (ix86_expand_unop_builtin): Likewise.
1475 (ix86_expand_unop1_builtin): Likewise.
1476 (ix86_expand_sse_compare): Likewise.
1477 (ix86_expand_sse_comi): Likewise.
1478 (ix86_expand_vec_init_builtin): Likewise.
1479 (ix86_expand_vec_ext_builtin): Likewise.
1480 (ix86_expand_vec_set_builtin): Likewise.
1481 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1483 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1484 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1486 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1487 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1488 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1490 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1492 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1493 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1494 arglist. Use new CALL_EXPR accessors. Fix callers.
1495 (altivec_expand_abs_builtin): Likewise.
1496 (rs6000_expand_binop_builtin): Likewise.
1497 (altivec_expand_predicate_builtin): Likewise.
1498 (altivec_expand_lv_builtin): Likewise.
1499 (spe_expand_stv_builtin): Likewise.
1500 (altivec_expand_stv_builtin): Likewise.
1501 (rs6000_expand_ternop_builtin): Likewise.
1502 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1503 (altivec_expand_st_builtin): Likewise.
1504 (altivec_expand_dst_builtin): Likewise.
1505 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1506 arglist. Use new CALL_EXPR accessors. Fix callers.
1507 (altivec_expand_vec_set_builtin): Likewise.
1508 (altivec_expand_vec_ext_builtin): Likewise.
1509 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1510 (spe_expand_builtin): Likewise.
1511 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1512 arglist. Use new CALL_EXPR accessors. Fix callers.
1513 (spe_expand_evsel_builtin): Likewise.
1514 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1515 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1517 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1518 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1519 (arm_expand_unop_builtin): Likewise.
1520 (arm_expand_builtin): Use new CALL_EXPR accessors.
1522 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1525 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1526 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1527 (bfin_expand_unop_builtin): Likewise.
1528 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1530 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1531 Brooks Moses <brooks.moses@codesourcery.com>
1532 Lee Millward <lee.millward@codesourcery.com>
1534 * c-semantics.c (build_stmt): Add internal diagnostic check.
1536 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1537 accessors. Print arguments explicitly instead of as a list.
1539 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1541 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1542 (c_finish_omp_flish): Likewise.
1544 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1545 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1546 instead of TREE_CODE_LENGTH.
1547 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1548 (c_warn_unused_result): Likewise.
1550 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1553 * doc/invoke.texi (Warning Options): Remove
1554 -Werror-implicit-function-declaration.
1555 (Wimplicit-function-declaration): Update description.
1556 * opts.c (common_handle_option): Move handling of -Werror=* to...
1557 (enable_warning_as_error): ...here.
1558 * opts.h (enable_warning_as_error): Declare.
1559 * c-decl.c (implicit_decl_warning): Unless
1560 -Wno-implicit-function-declaration is given, emit a pedwarn if
1561 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1562 * c.opt (Wimplicit-function-declaration): Replace
1563 mesg_implicit_function_declaration with
1564 warn_implicit_function_declaration.
1565 * c-opts.c (c_common_handle_option):
1566 -Werror-implicit-function-declaration is exactly equal as
1567 -Werror=implicit-function-declaration.
1568 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1569 warn_implicit_function_declaration.
1570 (c_common_post_options): -Wimplict-function-declaration is enabled
1571 by default by -std=c99, otherwise is disabled by default.
1572 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1574 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1576 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1577 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1578 former is ignored but not the latter.
1580 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1582 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1583 is made and the reference doesn't use the alias set of its type,
1584 do not create the temporary using that type.
1586 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1588 * jump.c: Remove prototypes for delete_computation and
1589 delete_prior_computation.
1591 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1593 * jump.c (get_label_after): Delete.
1594 (get_label_before, delete_computation, delete_jump,
1595 delete_prior_computation, follow_jumps): Move...
1596 * reorg.c (delete_computation, delete_prior_computation): ... here...
1597 (get_label_before, delete_jump): ... making these static ...
1598 (follow_jumps): ... and simplifying this since it only runs after
1600 * rtl.h (get_label_after, get_label_before, delete_jump,
1601 follow_jumps): Delete prototypes.
1603 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1605 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1607 2007-02-15 Nick Clifton <nickc@redhat.com>
1609 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1610 order to prevent it from being munged by the target.
1612 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1614 * config/i386/i386.md: Remove misleading comment.
1616 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1618 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1619 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1622 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1624 * tree-sra.c (instantiate_missing_elements): Canonicalize
1626 (sra_build_assignment): New.
1627 (generate_copy_inout, generate_element_copy,
1628 generate_element_zero, generate_one_element_init): Use it.
1630 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1632 * tree-sra.c (instantiate_missing_elements): Canonicalize
1634 (sra_build_assignment): New.
1635 (generate_copy_inout, generate_element_copy,
1636 generate_element_zero, generate_one_element_init): Use it.
1638 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1640 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1643 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1645 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1646 types as aggregates not scalars.
1647 * function.c (assign_stack_temp_for_type): Likewise.
1649 2007-02-14 Roger Sayle <roger@eyesopen.com>
1650 Zdenek Dvorak <dvorakz@suse.cz>
1652 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1655 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1657 * passes.c (next_pass_1): Clear the next field of the copied
1660 2007-02-14 Richard Henderson <rth@redhat.com>
1662 * tree-sra.c (early_sra): New.
1663 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1664 (tree_sra_early, pass_sra_early): New.
1665 * tree-pass.h (pass_sra_early): Declare.
1666 * passes.c (init_optimization_passes): Use it.
1668 2007-02-14 Richard Guenther <rguenther@suse.de>
1670 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1672 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1674 PR tree-optimization/30771
1675 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1677 (vect_analyze_operations): Induction phis can now be marked as
1679 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1680 Update documentation accordingly.
1682 2007-02-14 Nick Clifton <nickc@redhat.com>
1684 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1685 most 3 arguments are supported.
1686 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1688 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1690 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1691 Ensure dst->current is valid.
1693 2007-02-13 Paul Brook <paul@codesourcery.com>
1695 * config.gcc: Add arm*-*-uclinux-*eabi.
1696 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1697 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1698 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1699 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1700 (LINK_SPEC): Define.
1702 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1704 * config/arm/uclinux-eabi.h: New file.
1705 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1706 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1709 2007-02-13 Ian Lance Taylor <iant@google.com>
1711 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1712 * flags.h (warn_strict_overflow): Declare.
1713 (enum warn_strict_overflow_code): Define.
1714 (issue_strict_overflow_warning): New static inline function.
1715 * opts.c (warn_strict_overflow): New variable.
1716 (common_handle_option): Handle OPT_Wstrict_overflow and
1717 OPT_Wstrict_overflow_.
1718 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1720 * fold-const.c: Include intl.h.
1721 (fold_deferring_overflow_warnings): New static variable.
1722 (fold_deferred_overflow_warning): New static variable.
1723 (fold_deferred_overflow_code): New static variable.
1724 (fold_defer_overflow_warnings): New function.
1725 (fold_undefer_overflow_warnings): New function.
1726 (fold_undefer_and_ignore_overflow_warnings): New function.
1727 (fold_deferring_overflow_warnings_p): New function.
1728 (fold_overflow_warning): New static function.
1729 (make_range): Add strict_overflow_p parameter. Change all
1731 (extract_muldiv, extract_muldiv_1): Likewise.
1732 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1733 tree_expr_nonnegative_p.
1734 (fold_negate_expr): Call fold_overflow_warning.
1735 (fold_range_test): Likewise.
1736 (fold_comparison): Likewise.
1737 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1738 instead of tree_expr_nonnegative_p.
1739 (tree_expr_nonnegative_warnv_p): Rename from
1740 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1741 (tree_expr_nonnegative_p): New function.
1742 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1743 strict_overflow_p parameter.
1744 (tree_expr_nonzero_p): New function.
1745 * passes.c (verify_interpass_invariants): New static function.
1746 (execute_one_pass): Call it.
1747 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1749 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1750 (estimate_numbers_of_iterations): Likewise.
1751 (scev_probably_wraps_p): Likewise.
1752 * tree-ssa-ccp.c: Include "toplev.h".
1753 (evaluate_stmt): Defer fold overflow warnings until we know we are
1755 (struct fold_stmt_r_data): Add stmt field.
1756 (fold_stmt_r): Defer fold overflow warnings until we know we
1758 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1759 (fold_stmt_inplace): Likewise.
1760 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1761 (cleanup_control_expr_graph): Defer fold overflow warnings until
1762 we know we are going to optimize.
1763 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1764 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1766 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1767 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1768 * tree-ssa-loop-manip.c (create_iv): Likewise.
1769 * c-typeck.c (build_conditional_expr): Likewise.
1770 (build_binary_op): Likewise.
1771 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1772 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1773 (extract_range_from_unary_expr): Likewise.
1774 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1775 assuming that signed overflow does not occur.
1776 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1777 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1778 (fold_defer_overflow_warnings): Declare.
1779 (fold_undefer_overflow_warnings): Declare.
1780 (fold_undefer_and_ignore_overflow_warnings): Declare.
1781 (fold_deferring_overflow_warnings_p): Declare.
1782 (tree_expr_nonzero_warnv_p): Declare.
1783 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1785 (Warning Options): Document -Wstrict-overflow.
1786 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1787 (tree-ssa-ccp.o): Likewise.
1788 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1789 (fold-const.o): Depend on intl.h.
1791 2007-02-13 Ian Lance Taylor <iant@google.com>
1794 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1797 2007-02-13 Stuart Hastings <stuart@apple.com>
1799 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1801 2007-02-13 Richard Henderson <rth@redhat.com>
1803 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1804 handled_component_p before looking for the indirect_ref.
1806 2007-02-13 Richard Henderson <rth@redhat.com>
1808 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1809 remove flags clobber.
1810 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1811 (bswaphi_lowpart): New.
1812 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1813 remove TARGET_BSWAP test. Delete expander of the same name.
1815 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1816 (expand_unop): Use them.
1818 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1820 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1821 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1822 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1823 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1824 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1825 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1826 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1827 assembler dialect choice from asm templates.
1829 2007-02-12 Richard Henderson <rth@redhat.com>
1831 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1832 (fixuns_trunc<SSEMODEF>si2): Use it.
1833 * config/i386/sse.md (vec_setv4sf_0): Export.
1834 * config/i386/i386.c (ix86_build_const_vector): Export.
1835 (ix86_split_convert_uns_si_sse): Rename from
1836 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1837 * config/i386/i386-protos.h: Update.
1839 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1842 * c-typeck.c (c_finish_return): Improve warning message.
1844 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1846 * alias.c (find_symbolic_term): Delete unused function.
1848 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1850 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1851 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1852 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1854 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1856 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1857 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1858 the function, temporarily point the debug interface to the null one.
1860 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1862 * dwarf2out.c (round_up_to_align): New static function.
1863 (field_byte_offset): Use it to round the offset.
1865 2007-02-12 Richard Henderson <rth@redhat.com>
1867 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1868 (inswl_const): Export.
1870 2007-02-12 Richard Henderson <rth@redhat.com>
1872 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1873 result mode of the libcall, convert back to outmode.
1875 2007-02-12 Roger Sayle <roger@eyesopen.com>
1877 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1878 (bswapdi2): New define_expand to implement 32-bit implementation.
1880 2007-02-12 Nick Clifton <nickc@redhat.com>
1882 * doc/invoke.texi (Overall Options): Document --help=.
1883 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1884 (cc1_options): Pass --help= on to cc1.
1885 (display_help): Add description of --help=.
1886 (process_command): Add code to handle --help=. Allow translated
1887 --help and --target-help switches to be passed on to compiler
1889 (main): Remove unused if statement.
1890 * opts.c (columns): Remove.
1891 (LEFT_COLUMN): Define.
1892 (wrap_help): Add columns argument.
1893 (print_filtered_help): Change parameters to be an include bitmask,
1894 an exclude bitmask, an any bitmask and the column width. Move the
1895 code to display the params list here. Add code to display the
1896 status of options rather than their descriptions if the quiet flag
1898 (print_specific_help): Change parameters to be an include bitmask,
1899 an exclude bitmask and an any bitmask. Move code to look up the
1900 column width here. Decide upon the title for an options listing.
1901 (common_handle_options): Add code to handle --help=. Adapt code
1902 for --help and --target-help to use the revised form of the
1903 print_specific_help function.
1904 (print_help): Delete.
1905 (print_param_help): Delete.
1906 (print_switch): Delete.
1907 * opts.h (cl_lang_count): Add prototype.
1908 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1909 CL_MAX_OPTION_CLASS): New defines.
1910 * optc-gen.awk: Add construction of cl_lang_count.
1911 * c.opt: Add Warning attribute to warning options and Optimization
1912 attribute to optimization options.
1913 * common.opt: Likewise.
1915 Add -fhelp and -ftarget-help as aliases for the transformed --help
1916 and --target-help options.
1917 * opt-functions.awk: Add code to handle Warning and Optimization
1920 2007-02-12 Richard Henderson <rth@redhat.com>
1922 * config/alpha/constraints.md: New file.
1923 * config/alpha/alpha.c: Include tm-constrs.h.
1924 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1925 alpha_extra_constraint): Remove.
1926 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1927 * config/alpha/alpha-protos.h: Update.
1928 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1929 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1930 (EXTRA_CONSTRAINT): Remove.
1931 * config/alpha/alpha.md: Include constraints.md.
1932 (adddi splitter): Use satisfies_constraint_*.
1933 * config/alpha/predicates.md (add_operand): Likewise.
1934 (sext_add_operand, addition_operation): Likewise.
1936 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1938 PR tree-optimization/29145
1939 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1940 in our handling of restrict qualified pointers.
1942 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1945 * doc/invoke.texi (Wunused-value): Update description.
1946 (Wextra): Delete item.
1947 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1948 value of Wunused-value.
1949 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1950 (c_finish_stmt_expr): Don't check extra_warnings.
1951 (emit_side_effect_warnings): The caller is responsible to check
1954 2007-02-11 Roger Sayle <roger@eyesopen.com>
1955 Matt Thomas <matt@3am-software.com>
1957 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1959 2007-02-11 Roger Sayle <roger@eyesopen.com>
1961 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1962 comparisons of POPCOUNT against zero.
1963 (simplify_const_relational_operation): Likewise.
1965 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1967 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1969 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1971 * dwarf2out.c (root_type): Delete unused function.
1973 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1975 * genattrtab.c (contained_in_p): Delete unused function.
1976 (write_expr_attr_cache): Likewise.
1978 2007-02-11 Jan Hubicka <jh@suse.cz>
1980 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1983 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1985 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1986 to add the REG_EQ* note.
1987 * see.c (see_merge_one_use_extension): Likewise.
1988 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1989 turn REG_EQUAL notes into REG_EQUIV notes if the target
1990 register may have more than one set.
1991 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1992 * gcse.c (try_replace_reg): Likewise.
1993 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1994 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1995 more than one REG_EQUIV note.
1996 * reload1.c (gen_reload): Use set_unique_reg_note.
1998 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
2000 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
2001 (ix86_builtin_conversion): New function.
2003 2007-02-06 Mark Mitchell <mark@codesourcery.com>
2006 * tree.h (DECL_REPLACEABLE_P): New macro.
2007 * except.c (set_nothrow_function_flags): Likewise.
2009 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
2010 Ira Rosen <irar@il.ibm.com>
2011 Dorit Nuzman <dorit@il.ibm.com>
2013 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
2014 * targhooks.c (default_builtin_vectorized_conversion): New.
2015 * targhooks.h (default_builtin_vectorized_function): New declaration.
2016 * target.h (struct vectorize): Add builtin_conversion field.
2017 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
2018 stmt_vec_info_type value.
2019 (vectorizable_conversion): New declaration.
2020 * tree-vect-analyze.c (vect_analyze_operations): Add
2021 vectorizable_conversion call.
2022 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
2023 * tree-vect-transform.c (vectorizable_conversion): New function.
2024 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
2025 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
2027 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
2028 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
2029 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
2030 or ALTIVEC_BUILTIN_VCFSX.
2032 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2035 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
2036 CONST_DOUBLE and operand 0 is a hard register.
2037 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
2038 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
2039 is a hard floating-point register.
2041 2007-02-10 Richard Henderson <rth@redhat.com>
2042 Jakub Jelinek <jakub@redhat.com>
2043 Alexandre Oliva <aoliva@redhat.com>
2045 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
2046 * builtin-types.def (BT_WORD): Make unsigned.
2047 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
2048 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
2049 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
2050 * c-decl.c (grokdeclarator): Don't error if !have_tls.
2051 * c-parser.c (c_parser_omp_threadprivate): Likewise.
2052 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
2054 * expr.c (emutls_var_address): New.
2055 (expand_expr_real_1): Expand emulated tls.
2056 (expand_expr_addr_expr_1): Likewise.
2057 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
2058 * output.h (emutls_finish): Declare.
2059 * toplev.c (compile_file): Call it.
2060 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
2061 address before wrapping in CONST.
2062 * varasm.c (emutls_htab, emutls_object_type): New.
2063 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
2064 (get_emutls_object_name, get_emutls_object_type): New.
2065 (get_emutls_init_templ_addr, emutls_decl): New.
2066 (emutls_common_1, emutls_finish): New.
2067 (assemble_variable): When emulating tls, swap decls; generate
2068 constructor for the emutls objects.
2069 (do_assemble_alias): When emulating tls, swap decl and target name.
2070 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
2072 * varpool.c (decide_is_variable_needed): Look at force_output.
2073 Recurse for emulated tls.
2074 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
2075 with decide_is_variable_needed.
2076 * emutls.c: New file.
2077 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
2078 tls_object for real tls.
2080 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2082 PR rtl-optimization/29599
2083 * reload1.c (eliminate_regs_in_insn): Take the destination
2084 mode into account when computing the offset.
2086 2007-02-09 Stuart Hastings <stuart@apple.com>
2087 Richard Henderson <rth@redhat.com>
2089 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2090 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2091 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
2092 fixuns_truncdfhi2): New.
2093 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
2094 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
2095 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
2096 (floatunssidf2): Allow nonimmediate source.
2097 * gcc/config/i386/sse.md (movdi_to_sse): New.
2098 (vec_concatv2di): Drop '*'.
2099 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
2100 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2101 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
2103 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
2104 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2105 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
2106 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
2107 (ix86_build_signbit_mask): Fix decl of v, refactor to call
2108 ix86_build_const_vector.
2109 (x86_emit_floatuns): Rewrite.
2111 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2113 * genautomata.c (longest_path_length): Delete unused function.
2114 (struct state): Delete unused longest_path_length.
2115 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
2116 (get_free_state): Delete unused.
2118 2007-02-09 Jan Hubicka <jh@suse.cz>
2120 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
2121 * doc/invoke.texi (inline-unit-growth): Update default value.
2123 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
2124 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
2125 (rebuild_cgraph_edges): Likewise.
2126 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
2127 (dump_cgraph_node): Dump frequencies.
2128 (cgraph_clone_edge): Add frequency scales.
2129 (cgraph_clone_node): Add freuqnecy.
2130 * cgraph.h (cgraph_edge): Add freuqnecy argument.
2131 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
2132 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
2133 * tree-pass.h (TODO_rebuild_frequencies): New constant.
2134 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
2135 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
2136 (save_inline_function_body): Likewise.
2137 * ipa-inline.c: inluce rtl.h
2138 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
2139 (cgraph_edge_badness): Use frequencies.
2140 (cgraph_decide_recursive_inlining): Update clonning.
2141 (cgraph_decide_inlining_of_small_function): Dump frequency.
2142 * predict.c (estimate_bb_frequencies): Export.
2143 * predict.h (estimate_bb_frequencies): Declare.
2144 * tree-inline.c (copy_bb): Watch overflows.
2145 (expand_call_inline): Update call of cgraph_create_edge.
2146 (optimize_inline_calls): Use TODO flags to update frequnecies.
2147 * passes.h: Include predict.h
2148 (init_optimization_passes): Move profile ahead.
2149 (execute_function_todo): Handle TODO_rebuild_frequencies.
2151 2007-02-09 Roger Sayle <roger@eyesopen.com>
2153 * config/alpha/alpha.c (emit_insxl): Force the first operand of
2154 the insbl or inswl pattern into a register.
2156 2007-02-09 Roger Sayle <roger@eyesopen.com>
2158 * config/ia64/ia64.md (bswapdi2): New define_insn.
2160 2007-02-09 Richard Henderson <rth@redhat.com>
2162 * config/i386/constraints.md (Ym): New constraint.
2163 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
2164 (movdi_1_rex64): Split sse and xmm general register moves from
2165 memory move alternatives. Use conditional register constraints.
2166 (movsf_1, movdf_integer): Likewise.
2167 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2168 (movdf_integer_rex64): New.
2169 (pushsf_rex64): Fix output constraints.
2170 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
2171 (sse2_stored): Likewise.
2172 (sse2_storeq_rex64): New.
2173 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
2174 amd and not generic.
2175 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
2176 for optimize_size. Remove SF/DFmode hack.
2178 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2180 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
2183 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
2184 Richard Sandiford <richard@codesourcery.com>
2186 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
2187 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
2188 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
2189 m68k/t-mlib to tmake_file.
2190 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
2191 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
2192 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
2193 Allow it to be cf or m68k. Set m68k_arch_family. If that
2194 variable is not empty, add t-$m68k_arch_family to tmake_file.
2195 Add t-mlibs to tmake_file.
2196 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
2197 * config/m68k/t-cf: New file.
2198 * config/m68k/t-m68k: Likewise.
2199 * config/m68k/t-mlibs: Likewise.
2200 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2201 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2202 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2203 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2204 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2206 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2207 (INSTALL_LIBGCC): Delete.
2208 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2209 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2210 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2211 (M68K_MLIB_CPU): Define.
2212 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2213 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2214 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2216 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2217 Richard Guenther <rguenther@suse.de>
2220 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2221 against INT_MIN/INT_MAX.
2222 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2223 file if a loop is removed.
2225 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2227 * calls.c (store_one_arg): Pass correct alignment to
2228 emit_push_insn for non-BLKmode values.
2229 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2230 unaligned stack slot via a suitably aligned slot.
2232 2007-02-08 DJ Delorie <dj@redhat.com>
2234 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2236 (legal_subregs): Use unsigned char, make const.
2237 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2239 2007-02-08 Paul Brook <paul@codesourcery.com>
2241 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2242 special interworking needed.
2244 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2246 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2247 conditional to __SSE2__.
2248 (Entries below should have been added to first ChangeLog
2249 entry for amdfam10 dated 2007-02-05)
2250 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2252 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2254 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2257 2007-02-08 DJ Delorie <dj@redhat.com>
2259 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2260 * config/m32c/m32c.c (legal_subregs): New.
2261 (m32c_illegal_subreg_p): New.
2262 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2263 unsupported subregs of hard regs.
2265 2007-02-08 Jan Hubicka <jh@suse.cz>
2267 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2268 the same one; always update histograms.
2270 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2272 * passes.c (init_optimization_passes): Tidy comment.
2274 2007-02-08 Roger Sayle <roger@eyesopen.com>
2276 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2277 strip zero_extend, bswap and rotates from POCOUNT's argument.
2278 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2279 zero_extend and rotates from PARITY's argument.
2280 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2281 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2282 of an integer constant at compile-time.
2284 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2287 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2289 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2292 * tree-ssa-live.c (remove_unused_locals): Do not remove
2293 TREE_ADDRESSABLE variables.
2294 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2295 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2296 FOR_CLOBBER. Update all users.
2297 If VAR has an associated alias set, add a virtual operand for
2298 it if no alias is found to conflict with the memory reference.
2300 2007-02-07 Jan Hubicka <jh@suse.cz>
2301 Robert Kidd <rkidd@crhc.uiuc.edu>
2303 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2305 2007-02-07 Ian Lance Taylor <iant@google.com>
2307 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2309 2007-02-07 Roger Sayle <roger@eyesopen.com>
2311 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2312 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2313 tablejumpdi, movsi_to_cr_one): Remove constraints from
2314 define_expand's match_operands.
2316 2007-02-07 Roger Sayle <roger@eyesopen.com>
2318 * global.c (compute_regsets): Move declatation of "i" inside of
2319 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2321 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2324 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2325 of INDIRECT_REF <RESULT_DECL>.
2327 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2329 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2330 Kaz Kojima <kkojima@gcc.gnu.org>
2333 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2335 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2337 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2339 * doc/loop.texi: Document possibility not to perform disambiguation
2340 of loops with multiple latches.
2341 * cfgloopmanip.c (alp_enum_p): Removed.
2342 (add_loop): Handle subloops. Use get_loop_body_with_size.
2343 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2344 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2345 the new forwarder block.
2346 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2347 Handle the case latch is NULL.
2348 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2349 when marking loop exits.
2350 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2352 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2353 disambiguate_loops_with_multiple_latches.
2354 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2355 before fix_loop_structure.
2356 * cfgloop.c: Include pointer-set.h and output.h.
2357 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2358 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2359 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2360 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2361 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2362 disambiguate_multiple_latches, get_loop_body_with_size,
2363 disambiguate_loops_with_multiple_latches): New functions.
2364 (flow_loop_dump): Dump multiple latch edges.
2365 (flow_loop_nodes_find): Handle loops with multiple latches.
2366 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2367 (glb_enum_p): Modified.
2368 (get_loop_body): Use get_loop_body_with_size.
2369 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2370 (AVOID_CFG_MODIFICATIONS): New constant.
2371 (disambiguate_loops_with_multiple_latches, add_loop,
2372 get_loop_body_with_size): Declare.
2373 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2375 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2378 * global.c (compute_regsets): New function.
2379 (global_alloc): Refactored ELIMINABLE_REGSET
2380 and NO_GLOBAL_ALLOC_REGS computation out.
2381 (rest_of_handle_global_alloc): Call compute_regsets()
2382 for non-optimizing case.
2384 2007-02-06 Richard Henderson <rth@redhat.com>
2386 * config/i386/constraints.md (Y2): Rename from Y.
2387 (Yi): New constraint.
2388 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2389 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2390 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2391 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2392 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2393 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2394 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2395 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2396 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2397 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2398 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2399 vec_extractv2si_1): Change Y constraints to Y2.
2400 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2401 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2402 Change Y constraints to Y2.
2403 (sse2_loadld): Change Y constraints to x.
2405 2007-02-06 Roger Sayle <roger@eyesopen.com>
2407 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2408 (parity<mode>2): New define_expand using rs6000_emit_parity.
2409 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2410 rs6000_emit_parity): New functions.
2411 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2412 rs6000_emit_parity): Prototype here.
2414 2007-02-06 Ian Lance Taylor <iant@google.com>
2416 * lower-subreg.c (simple_move_operand): Reject CONST.
2417 (resolve_clobber): Call validate_change rather than directly
2418 assigning to XEXP (pat, 0).
2420 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2422 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2423 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2424 (tree-cfg.o): Remove hashtab.h dependency.
2426 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2427 (struct ivopts_data): Change niters to pointer_map_t.
2428 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2429 (niter_for_exit): Create pointer_map on demand. Change for
2431 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2432 (free_loop_data): Destroy data->niters if created and reset field.
2433 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2434 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2436 * tree-ssa-reassoc.c: Include pointer-set.h.
2437 (bb_rank): Change to long *.
2438 (operand_rank): Change to pointer_map_t.
2439 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2440 (insert_operand_rank): Accept long.
2441 (operand_entry_hash, operand_entry_eq): Remove.
2442 (get_rank): Return long. Adjust for changes above.
2443 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2445 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2447 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2448 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2449 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2451 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2452 directly since it cannot be NULL.
2453 (get_vi_for_tree): Rewrite for pointer_map API.
2454 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2455 (init_alias_vars): Create vi_for_tree as pointer_map.
2456 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2458 * tree-cfg.c: Don't include hashtab.h.
2459 (edge_to_cases): Declare as pointer_map.
2460 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2462 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2463 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2464 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2466 (record_switch_edge): Delete.
2467 (get_cases_for_edge): Adjust for pointer_map API, inline
2468 record_switch_edge (rewritten for new API), remove goto.
2470 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2472 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2473 * tree-nested.c: Include pointer-set.h.
2474 (var_map_elt, var_map_eq, var_map_hash): Delete.
2475 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2477 (nesting_info_bitmap_obstack): New.
2478 (lookup_field_for_decl): Adjust for pointer_map API.
2479 (lookup_tramp_for_decl): Adjust for pointer_map API.
2480 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2481 (get_local_debug_decl): Adjust for pointer_map API.
2482 (convert_nl_goto_reference): Adjust for pointer_map API.
2483 (convert_nl_goto_receiver): Adjust for pointer_map API.
2484 (create_nesting_tree): Create outside GGC space. Create bitmap on
2485 the new obstack. Create field_map and var_map as pointer_maps.
2486 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2488 (lower_nested_functions): Move root here, no need to NULL it.
2489 Initialize and release the obstack.
2491 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2493 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2494 Remove prototypes and make them non-static.
2495 (struct tree_int_map): Remove.
2496 * tree.h (struct tree_int_map): Move here, turning TO into an
2498 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2500 * tree.h (TREE_COMPLEXITY): Remove.
2501 (struct tree_exp): Remove complexity field.
2502 * tree.c (build1_stat): Don't set it.
2504 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2505 Victor Kaplansky <victork@il.ibm.com>
2507 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2508 (vect_is_simple_reduction): Support reduction with induction as
2509 one of the operands.
2510 (vect_is_simple_iv_evolution): Fix formatting.
2511 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2512 formatting. Don't mark induction phis for vectorization.
2513 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2514 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2515 (vect_get_vec_def_for_operand): Support induction.
2516 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2518 (vectorizable_reduction): Support reduction with induction as one of
2520 (vectorizable_type_demotion): Use def-type of stmt argument rather
2521 than dummy def-type.
2523 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2524 flag_tree_scev_cprop.
2525 * common.opt (tree-scev-cprop): New flag.
2527 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2528 call to vect_get_new_vect_var.
2530 2007-02-06 Ira Rosen <irar@il.ibm.com>
2532 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2533 vectype is not NULL.
2534 (vect_pattern_recog_1): Likewise.
2536 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2538 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2539 (fold_negate_expr): Likewise.
2541 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2544 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2545 even if cv-qualification is the same.
2547 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2549 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2550 __enable_execute_stack on completion.
2552 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2554 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2555 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2556 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2557 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2558 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2559 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2560 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2561 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2563 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2565 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2566 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2567 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2568 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2569 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2570 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2571 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2572 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2573 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2574 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2575 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2576 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2577 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2578 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2579 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2580 sqrtextenddfxf2_i387): Added amdfam10_decode.
2582 * config/i386/athlon.md (athlon_idirect_amdfam10,
2583 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2584 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2585 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2586 athlon_ivector_store_amdfam10): New define_insn_reservation.
2587 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2590 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2592 * config/i386/athlon.md (athlon_call_amdfam10,
2593 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2594 define_insn_reservation.
2595 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2596 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2597 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2599 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2601 * config/i386/athlon.md (athlon_sseld_amdfam10,
2602 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2603 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2605 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2607 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2608 define_insn_reservation.
2609 * config/i386/i386.md (sseins): Added sseins to define_attr type
2610 and define_attr unit.
2611 * config/i386/sse.md: Set type attribute to sseins for insertq
2614 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2616 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2617 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2618 ssecomi_load_amdfam10, ssecomi_amdfam10,
2619 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2620 define_insn_reservation.
2621 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2623 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2625 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2626 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2627 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2628 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2629 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2630 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2631 define_insn_reservation.
2633 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2634 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2635 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2636 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2637 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2639 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2641 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2642 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2643 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2644 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2645 athlon_ssemul_load_k8): Added amdfam10.
2647 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2649 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2650 (x86_sse_unaligned_move_optimal): New variable.
2652 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2654 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2655 for unaligned vector SSE double/single precision loads for AMDFAM10.
2657 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2659 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2660 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2661 Define TARGET_CPU_DEFAULT_amdfam10.
2662 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2663 (processor_type): Add PROCESSOR_AMDFAM10.
2665 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2666 processor_type in config/i386/i386.h.
2667 Enable imul peepholes for TARGET_AMDFAM10.
2669 * config.gcc: Add support for --with-cpu option for amdfam10.
2671 * config/i386/i386.c (amdfam10_cost): New variable.
2672 (m_AMDFAM10): New macro.
2673 (m_ATHLON_K8_AMDFAM10): New macro.
2674 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2675 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2676 x86_promote_QImode, x86_integer_DFmode_moves,
2677 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2678 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2679 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2680 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2681 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2682 Enable/disable for amdfam10.
2683 (override_options): Add amdfam10_cost to processor_target_table.
2684 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2685 processor_alias_table.
2686 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2687 (ix86_adjust_cost): Add code for amdfam10.
2689 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2691 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2692 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2693 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2694 * config/i386/i386.h: Add builtin definition for SSE4A.
2695 * config/i386/i386.md: Add support for ABM instructions
2697 * config/i386/sse.md: Add support for SSE4A instructions
2698 (movntss, movntsd, extrq, insertq).
2699 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2700 Add -march=amdfam10 flag.
2701 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2702 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2704 * doc/extend.texi: Add documentation for SSE4A builtins.
2706 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2708 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2710 2007-02-05 Richard Guenther <rguenther@suse.de>
2712 * tree-vectorizer.h (vectorizable_function): Add argument type
2713 argument, change return type.
2714 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2715 * tree-vect-transform.c (vectorizable_function): Handle extra
2716 argument, return vectorized function decl.
2717 (build_vectorized_function_call): Remove.
2718 (vectorizable_call): Handle calls with result and argument types
2719 differing. Handle loop vectorization factor correctly.
2720 * targhooks.c (default_builtin_vectorized_function): Adjust for
2722 * targhooks.h (default_builtin_vectorized_function): Likewise.
2723 * target.h (builtin_vectorized_function): Add argument type
2725 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2726 extra argument, allow vectorizing of lrintf.
2727 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2728 documentation of target hook.
2730 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2733 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2734 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2735 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2737 2007-02-05 Roger Sayle <roger@eyesopen.com>
2739 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2740 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2741 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2742 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2743 before canonicalizing sincos to cexpi.
2744 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2746 2007-02-05 Roger Sayle <roger@eyesopen.com>
2748 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2749 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2750 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2752 2007-02-05 Roger Sayle <roger@eyesopen.com>
2754 * mips-tfile.c (initialize_init_file): Correct endianness test.
2756 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2758 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2761 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2763 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2764 saves in a PARALLEL before the register assignments.
2766 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2768 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2769 DWARF_FRAME_RETURN_COLUMN to be a general register.
2770 * dwarf2out.c (init_return_column_size): New function, split from...
2771 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2772 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2773 to be nongeneral registers.
2774 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2776 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2777 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2779 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2781 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2783 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2785 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2786 (remove_path): Use can_remove_branch_p and remove_branch instead
2787 of loop_delete_branch_edge.
2788 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2789 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2790 Update profile using scale_dominated_blocks_in_loop.
2791 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2792 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2793 (can_remove_branch_p, remove_branch): Declare.
2794 * tree-cfg.c (tree_can_remove_branch_p): New function.
2795 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2796 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2797 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2799 2007-02-05 Jan Hubicka <jh@suse.cz>
2802 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2803 nodes in cgraph, don't remove offline copy of the function.
2805 2007-02-04 Jan Hubicka <jh@suse.cz>
2807 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2808 vectors might cause maybe_lookup_element_for_expr to be called
2809 on non-sra-candidate.
2811 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2813 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2814 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2815 spelling conventions.
2817 2007-02-04 Richard Guenther <rguenther@suse.de>
2820 * fold-const.c (try_move_mult_to_index): Make sure to not
2821 overflow one dimension of a multi-dimensional array access.
2823 2007-02-04 Jan Hubicka <jh@suse.cz>
2825 * passes.c (init_optimization_passes): Reindent.
2827 2007-02-04 Jan Hubicka <jh@suse.cz>
2828 Eric Botcazou <ebotcazou@adacore.com>
2830 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2831 (execute_fixup_cfg): Break out the abnormal goto code.
2832 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2833 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2834 (optimize_inline_calls): Call make_nonlocal_label_edges.
2836 2007-02-04 Jan Hubicka <jh@suse.cz>
2838 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2839 true when something was changed.
2840 (rename_ssa_copies): When something was changed, do
2841 TODO_remove_unused_locals.
2842 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2843 add TODO_remove_unused_locals when instruction was removed.
2845 2007-02-04 Jan Hubicka <jh@suse.cz>
2847 * ipa-inline.c (try_inline): Improve debug output; work on already
2849 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2850 call try_inline for already inlined edges too when flattening;
2851 inline also functions that make callee growth but overall unit size
2854 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2856 * config/m32c/bitops.md, config/m32c/jump.md,
2857 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2858 config/m32r/m32r.h, config/m32r/m32r.md,
2859 config/m32r/predicates.md, config/m68hc11/larith.asm,
2860 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2861 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2862 config/mips/mips-protos.h, config/mips/mips.c,
2863 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2864 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2865 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2866 spelling conventions.
2868 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2869 Follow spelling conventions.
2871 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2873 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2874 warn about C++0x compatibility.
2876 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2878 * config/h8300/h8300.c, config/h8300/h8300.h,
2879 config/h8300/h8300.md: Follow spelling conventions.
2881 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2884 * combine.c (try_combine): Do not substitute source operand
2885 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2887 2007-02-03 Jan Hubicka <jh@suse.cz>
2889 PR gcov-profile/30650
2890 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2891 do not divide by zero for never executed counters.
2892 (tree_find_values_to_profile): Fix counters.
2893 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2895 2007-02-03 Ian Lance Taylor <iant@google.com>
2897 * lower-subreg.c (simple_move_operand): New static function,
2898 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2900 (simple_move): Call simple_move_operand.
2901 (find_decomposable_subregs): Add special handling of MEMs.
2902 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2903 meaning of return value. If we see a hard register, test whether
2904 it can store a word_mode value. Change all callers.
2906 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2908 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2909 ftrapv insns and expanders.
2910 (subdi3): Change define_expand operand 1 to arith11_operand, and
2911 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2912 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2913 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2917 * varasm.c (notice_global_symbol): Treat global objects as weak when
2920 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2922 * emit-rtl.c (dconstpi): Delete.
2924 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2925 * real.h (dconstpi): Delete.
2927 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2928 (fold_builtin_hypot): Likewise.
2930 2007-02-03 Tom Tromey <tromey@redhat.com>
2933 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2934 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2936 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2938 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2939 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2940 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2941 config/rs6000/cell.md, config/rs6000/darwin.h,
2942 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2943 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2944 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2945 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2946 typos. Follow spelling conventions.
2947 * doc/invoke.texi: Follow spelling conventions.
2949 2007-02-03 Roger Sayle <roger@eyesopen.com>
2951 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2952 canonicalization transformations that attempt to simplify integer
2953 constant comparisons to become comparisons against zero.
2955 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2957 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2959 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2960 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2962 2007-02-02 Mike Stump <mrs@apple.com>
2964 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2965 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2966 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2967 generate a branch island.
2969 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2971 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2972 (xtensa_legitimate_address_p): New.
2973 (xtensa_legitimize_address): New.
2974 (xtensa_output_addr_const_extra): New.
2975 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2977 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2978 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2979 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2980 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2981 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2982 (xtensa_legitimize_address): New.
2983 (xtensa_output_addr_const_extra): New.
2985 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2987 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2989 2007-02-02 Ian Lance Taylor <iant@google.com>
2991 * expmed.c (expand_divmod): Add comment.
2993 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2995 * emit-rtl.c (renumber_insns): Remove.
2996 * flags.h: Remove the extern for flag_renumber_insns.
2997 * rtl.h: Remove the prototype for renumber_insns.
2998 * toplev.c (flag_renumber_insns): Remove.
3000 2007-02-02 Hui-May Chang <hm.chang@apple.com>
3002 Revert for x86 darwin:
3003 2005-06-19 Uros Bizjak <uros@kss-loka.si>
3005 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
3006 code before the following patch under TARGET_MACHO.
3007 (ix86_function_value_regno_p): Likewise.
3009 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3011 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
3014 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3017 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
3018 general or fp registers. Add comments.
3019 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
3021 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
3023 * pointer-set.c (insert_aux): Only return insertion slot.
3024 (pointer_set_insert): Adjust.
3025 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
3026 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
3027 pointer_map_traverse): New.
3028 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
3029 pointer_map_create, pointer_map_destroy, pointer_map_insert,
3030 pointer_map_contains, pointer_map_traverse): Declare.
3032 2007-02-02 Jakub Jelinek <jakub@redhat.com>
3035 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
3036 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
3038 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
3040 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
3042 (struct _dep): New type.
3043 (dep_t): New typedef.
3044 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
3045 (DEP_STATUS): New access macro. The macro with the same name was
3046 renamed to DEP_LINK_STATUS.
3047 (dep_init): Declare function
3049 (struct _dep_link): New type.
3050 (dep_link_t): New typedef.
3051 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
3052 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
3053 (DEP_LINK_STATUS): New macro.
3054 (debug_dep_links): New debug function.
3056 (struct _deps_list): New type.
3057 (deps_list_t): New typedef.
3058 (DEPS_LIST_FIRST): New access macro.
3059 (FOR_EACH_DEP_LINK): New cycle macro.
3060 (create_deps_list, free_deps_list, delete_deps_list): Declare
3062 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3063 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3064 (copy_deps_list_change_con): Ditto.
3066 (move_dep_link): Declare function.
3068 (struct _dep_node): New type.
3069 (dep_node_t): New typedef.
3070 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
3072 (struct haifa_insn_data.back_deps): New field to hold backward
3073 dependencies of the insn.
3074 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
3076 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
3077 Change its type to deps_list_t.
3078 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
3079 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
3080 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
3082 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
3084 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
3086 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
3088 (dep_cost): Declare.
3090 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
3091 (ds_to_dk, dk_to_ds): New functions.
3093 (init_dep_1): New static function.
3094 (init_dep): New function.
3095 (copy_dep): New static function.
3097 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
3099 (detach_dep_link): New static function.
3100 (move_dep_link): New function.
3102 (dep_links_consistent_p, dump_dep_links): New static functions.
3103 (debug_dep_links): New debugging function.
3105 (deps_obstack, dl_obstack, dn_obstack): New static variables.
3107 (alloc_deps_list, init_deps_list): New static functions.
3108 (create_deps_list): New function.
3109 (clear_deps_list): New static function.
3110 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
3111 (deps_list_consistent_p, dump_deps_list): New static functions.
3112 (debug_deps_list): New function.
3113 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
3115 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
3117 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
3118 use new scheduler dependencies lists.
3119 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
3120 (sched_analyze): Ditto. Initialize dependencies lists.
3121 (add_forw_dep, compute_forward_dependences): Update to use new
3122 scheduler dependencies lists.
3124 (init_dependency_caches): Init deps_obstack.
3125 (free_dependency_caches): Free deps_obstack.
3127 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
3128 new scheduler dependencies lists.
3129 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
3130 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3132 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
3133 Update to use new scheduler dependencies lists.
3134 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
3135 (debug_dependencies): Ditto.
3136 (schedule_region): Update comments.
3138 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
3139 scheduler dependencies lists.
3140 (schedule_ebb): Update comments.
3142 * rtl.def (DEPS_LIST): Remove.
3144 * lists.c (unused_deps_list): Remove.
3145 (free_list): Update assertions.
3147 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
3148 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3150 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
3151 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3153 * haifa-sched.c (comments): Update.
3154 (insn_cost1): Remove. Inline the code into insn_cost ().
3155 (insn_cost): Update to use new scheduler dependencies lists. Move
3156 processing of the dependency cost to dep_cost ().
3157 (dep_cost): New function. Use it instead of insn_cost () when
3158 evaluating cost of the dependency. Use compatible interface to
3159 interact with the target.
3160 (priority): Update to use new scheduler dependencies lists.
3161 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
3162 with greater number of insns that depend on the insn.
3163 (schedule_insn): Update to use new scheduler dependencies lists. Add
3164 code to free backward dependencies lists. Inline and optimize code
3165 from resolve_dep () - see PR28071.
3166 (ok_for_early_queue_removal): Update to use new scheduler dependencies
3167 lists. Update call to targetm.sched.is_costly_dependence hook.
3169 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3170 scheduler dependencies lists.
3172 (resolve_dep): Remove. Move the logic to schedule_insn ().
3173 (init_h_i_d): Initialize dependencies lists.
3175 (process_insn_depend_be_in_spec): Rename to
3176 process_insn_forw_deps_be_in_spec. Update to use new scheduler
3178 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
3179 Update to use new scheduler dependencies lists.
3180 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
3182 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
3183 new scheduler dependencies lists.
3184 (build_intra_loop_deps): Ditto.
3186 * target.h (struct _dep): Declare to use in
3187 gcc_target.sched.is_costly_dependence.
3188 (struct gcc_target.sched.adjust_cost): Fix typo.
3189 (struct gcc_target.sched.is_costly_dependence): Change signature to use
3190 single dep_t parameter instead of an equivalent triad.
3191 (struct gcc_target.sched.adjust_cost_2): Remove.
3193 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
3195 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
3197 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
3199 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3201 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3202 (REG_DEP_TRUE): Document.
3204 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3205 Change signature to correspond to the targetm.sched.adjust_cost hook.
3206 Update use in TARGET_SCHED_ADJUST_COST_2.
3207 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3208 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3209 new scheduler dependencies lists.
3210 (ia64_gen_check): Ditto.
3212 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3215 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3216 signature to correspond to the targetm.sched.is_costly_dependence hook.
3217 (is_costly_group): Update to use new scheduler dependencies lists.
3219 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3220 instead of INSN_COST () macro.
3222 2007-02-01 Ian Lance Taylor <iant@google.com>
3224 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3226 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3228 * pa.md (tp_load): Correct mfctl instruction syntax.
3230 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3232 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3233 altivec_padding_size calculation on AIX. Improve comment, add
3234 assert to verify that it's right.
3236 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3239 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3242 * global.c (global_alloc): Add mising initialization of
3245 2007-02-01 Roger Sayle <roger@eyesopen.com>
3247 * alias.c (init_alias_analysis): Correct whitespace.
3248 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3249 partition_hot_cold_basic_blocks): Likewise.
3250 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3251 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3252 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3253 fold_builtin_snprintf_chk, fold_builtin_printf,
3254 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3255 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3256 * cfgcleanup.c (cleanup_cfg): Likewise.
3257 * cfgexpand.c (tree_expand_cfg): Likewise.
3258 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3259 * function.c (get_next_funcdef_no): Likewise.
3260 * gengtype.c (main): Likewise.
3261 * genmodes.c (main): Likewise.
3262 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3263 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3264 * ifcvt.c (noce_emit_move_insn): Likewise.
3265 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3267 * stor-layout.c (get_best_mode): Likewise.
3268 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3269 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3270 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3271 perform_var_substitution, solve_graph): Likewise.
3272 * tree-vrp.c (vrp_finalize): Likewise.
3274 2007-02-01 Ian Lance Taylor <iant@google.com>
3276 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3277 high part of a paradoxical subreg, return a constant zero.
3279 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3281 * toplev.c (lang_dependent_init): Call init_set_costs.
3282 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3284 2007-02-01 Richard Guenther <rguenther@suse.de>
3287 * fold-const.c (fold_negate_expr): Allow negating a
3288 constant if overflow does not change.
3290 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3292 * doc/c-tree.texi (Expression trees): Improve markup.
3293 * doc/tm.texi (Register Classes, Addressing Modes)
3294 (Floating Point): Fix spacing after abbreviations. Fix some
3297 2007-02-01 Ben Elliston <bje@au.ibm.com>
3299 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3300 * doc/contrib.texi: Likewise.
3301 * doc/install.texi: Likewise.
3303 2007-01-31 Richard Henderson <rth@redhat.com>
3304 Ian Lance Taylor <iant@google.com>
3306 * lower-subreg.c: New file.
3307 * rtl.def (CONCATN): Define.
3308 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3310 * emit-rtl.c (update_reg_offset): New static function, broken out
3311 of gen_rtx_REG_offset.
3312 (gen_rtx_REG_offset): Call update_reg_offset.
3313 (gen_reg_rtx_offset): New function.
3314 * regclass.c: Revert patch of 2006-03-05, restoring
3316 (clear_reg_info_regno): New function.
3317 * dwarf2out.c (concatn_loc_descriptor): New static function.
3318 (loc_descriptor): Handle CONCATN.
3319 * common.opt (fsplit_wide_types): New option.
3320 * opts.c (decode_options): Set flag_split_wide_types when
3322 * timevar.def (TV_LOWER_SUBREG): Define.
3323 * rtl.h (gen_reg_rtx_offset): Declare.
3324 (reg_scan_update): Declare.
3325 * regs.h (clear_reg_info_regno): Declare.
3326 * tree-pass.h (pass_lower_subreg): Declare.
3327 (pass_lower_subreg2): Declare.
3328 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3329 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3331 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3332 * Makefile.in (OBJS-common): Add lower-subreg.o.
3333 (lower-subreg.o): New target.
3335 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3337 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3339 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3342 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3344 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3347 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3349 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3351 * cfgloop.h: Include vec-prim.h.
3352 (enum li_flags): Remove LI_ONLY_OLD.
3353 (loop_iterator): Changed.
3354 (fel_next, fel_init): Iterate over loop tree.
3355 (FOR_EACH_LOOP_BREAK): New macro.
3356 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3358 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3359 * modulo-sched.c (sms_schedule): Ditto.
3360 * tree-vectorizer.c (vectorize_loops): Ditto.
3361 * doc/loop.texi: Update information on loop numbering and behavior of
3362 FOR_EACH_LOOP wrto new loops.
3363 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3364 add_to_evolution_1): Test nestedness of loops instead of comparing
3366 * tree-chrec.c (chrec_fold_plus_poly_poly,
3367 chrec_fold_multiply_poly_poly, chrec_evaluate,
3368 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3369 reset_evolution_in_loop): Ditto.
3370 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3372 2007-01-31 Dirk Mueller <dmueller@suse.de>
3374 * c-common.c (warn_about_parentheses): Separate warning about
3375 un-parenthized sequence of comparison operators from the one
3376 which is supposed to warn about x <= y <= z.
3378 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3380 * optabs.h (enum optab_index): Add new OTI_isinf.
3381 (isinf_optab): Define corresponding macro.
3382 * optabs.c (init_optabs): Initialize isinf_optab.
3383 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3385 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3386 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3388 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3389 expand_builtin_interclass_mathfn.
3390 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3391 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3392 (fxam<mode>2_i387): New insn pattern.
3393 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3394 built-in functions as x87 inline asm.
3396 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3398 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3400 2007-01-30 Eric Christopher <echristo@apple.com>
3402 * config.gcc: Add geode.
3404 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3406 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3407 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3408 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3409 value-prof.c: Fix comment typos.
3411 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3414 * doc/invoke.texi (Wpointer-arith): Document warning.
3416 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3418 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3419 the list of discrepancies from the draft TR.
3421 2007-01-30 Dirk Mueller <dmueller@suse.de>
3424 * doc/invoke.texi (-Wreturn-type): Update description to
3427 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3429 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3431 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3433 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3434 to handle optabs that operate on floating point input argument and
3435 output to integer output.
3436 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3437 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3438 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3439 expand_builtin_interclass_mathfn ().
3440 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3442 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3443 ilogbl built-in functions as x87 intrinsics.
3445 2007-01-30 Richard Guenther <rguenther@suse.de>
3448 * dwarf2out.c (reference_to_unused): Query varpool if the
3449 variable was output.
3451 2007-01-30 Richard Guenther <rguenther@suse.de>
3454 * passes.c (execute_one_pass): Reset in_gimple_form to not
3455 confuse non-unit-at-a-time mode.
3457 2007-01-29 Roger Sayle <roger@eyesopen.com>
3458 Richard Guenther <rguenther@suse.de>
3460 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3461 avoid undefined behaviour on overflow. Use force_fit_type_double
3462 to construct the constant with the specified TREE_OVERFLOW.
3464 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3466 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3467 * config/dfp-bit.h: Ditto.
3469 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3471 * c-decl.c (pop_scope): Replace warnings with call to
3472 warn_for_unused_label.
3473 * c-common.h (warn_for_unused_label): Declare.
3474 * c-common.c (warn_for_unused_label): Define.
3476 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3478 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3481 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3483 * Makefile.in (USER_H): Remove decfloat.h.
3484 * ginclude/decfloat.h: Delete, moving contents to ...
3485 * ginclude/float.h: Add support for decimal floating point,
3486 guarded by __STDC_WANT_DEC_FP__.
3488 2007-01-29 Mike Stump <mrs@apple.com>
3490 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3491 Analysis and Representation to resolve case insensitive conflict.
3492 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3494 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3496 * tree.h (struct tree_memory_tag): Add aliases member.
3497 (MTAG_ALIASES): New macro.
3498 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3499 (add_may_alias): Remove pointer-set. Update for may_aliases being
3501 (mark_aliases_call_clobbered): Update for may_aliases being a
3503 (compute_tag_properties): Ditto.
3504 (create_partition_for): Ditto.
3505 (compute_memory_partitions): Ditto.
3506 (dump_may_aliases_for): Ditto.
3507 (is_aliased_with): Ditto.
3508 (add_may_alias_for_new_tag): Ditto.
3509 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3510 (compute_is_aliased): New function.
3511 (compute_may_aliases): Call compute_is_aliased).
3512 (init_alias_info): Initialize alias_bitmap_obstack.
3513 (union_alias_set_into): New function.
3514 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3515 (have_common_aliases_p): Rewrite to take two bitmaps and use
3517 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3519 (finalize_ref_all_pointers): Update for add_may_alias changes.
3520 (new_type_alias): Ditto.
3521 * tree-flow-inline.h (may_aliases): Return a bitmap.
3522 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3523 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3524 may_aliases being a bitmap.
3525 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3526 may_aliases now returns a bitmap.
3527 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3529 * tree-ssa-operands.c (add_virtual_operand): Update for
3530 may_aliases being a bitmap.
3532 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3534 PR tree-optimization/30630
3535 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3536 variable as changed.
3538 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3541 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3542 expanded only once even if an error occurs.
3544 2007-01-29 Ben Elliston <bje@au.ibm.com>
3546 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3547 (__gcov_average_profiler): Likewise.
3548 (__gcov_ior_profiler): Likewise.
3549 (__gcov_merge_ior): Likewise.
3551 2007-01-28 Jan Hubicka <jh@suse.cz>
3553 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3554 * value-prof.c (stringop_block_profile): Likewise.
3556 2007-01-28 Jan Hubicka <jh@suse.cz>
3558 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3559 variant handling histograms; add wrapper.
3560 (clear_storage_via_libcall): Export.
3561 (emit_block_move_hints): Break out from ...; add histograms.
3562 (emit_block_move): ... this one.
3563 (clear_storage_hints): Break out from ...; add histograms.
3564 (clear_storage): ... this one.
3565 (set_storage_via_memset): Handle histogram.
3566 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3567 (clear_storage_hints, clear_storage_via_libcall): Declare.
3568 (set_storage_via_setmem): Update prototype.
3569 * doc/md.texi (movmem, setmem): Document new arguments.
3571 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3573 (stringop_block_profile): New global function.
3574 (tree_stringops_values_to_profile): Profile block size and alignment.
3575 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3577 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3578 (stringop_block_profile): Declare.
3579 * builtins.c: Include value-prof.h.
3580 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3581 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3582 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3583 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3584 * profile.c (instrument_values): Add new counters.
3585 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3587 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3588 (tree_init_edge_profiler): Build new profilers.
3589 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3590 (pass_tree_profile): Add dump.
3591 (tree_profile_hooks): Update.
3592 * Makefile.in (LIBGCOV): Add new constants.
3593 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3594 __gcov_ior_profiler): New.
3595 * i386.md (movmem/setmem expanders): Add new optional arguments.
3597 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3599 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3601 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3603 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3604 (tree_unswitch_single_loop): Pass eni_size_weights to
3605 tree_num_loop_insns.
3606 * tree-ssa-loop-manip.c: Include tree-inline.h.
3607 (can_unroll_loop_p): Pass eni_size_weights to
3608 tree_num_loop_insns.
3609 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3610 Pass eni_size_weights to estimate_num_insns.
3611 * tree.h (init_inline_once): Export.
3612 * toplev.c (backend_init): Call init_inline_once.
3613 * cgraphunit.c (cgraph_process_new_functions,
3614 cgraph_analyze_function): Pass eni_inlining_weights to
3616 * ipa-inline.c (compute_inline_parameters): Ditto.
3617 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3618 to estimate_num_insns.
3619 (try_unroll_loop_completely): Pass eni_size_weights to
3620 tree_num_loop_insns.
3621 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3622 ot estimate_num_insns.
3623 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3624 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3625 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3626 eni_time_weights): New variables.
3627 (init_inline_once): Initialize them.
3628 (struct eni_data): Mew.
3629 (estimate_num_insns_1, estimate_num_insns): Use weights.
3630 * tree-inline.h (struct eni_weights_d): New.
3631 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3632 (estimate_num_insns): Declaration changed.
3633 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3634 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3635 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3637 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3639 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3640 relations in the conflict function is valid.
3642 2007-01-27 Ian Lance Taylor <iant@google.com>
3644 * common.opt: Add fstrict-overflow.
3645 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3646 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3647 (TYPE_OVERFLOW_UNDEFINED): Define.
3648 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3650 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3651 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3652 (fold_negate_expr): Likewise.
3653 (make_range): Likewise.
3654 (extract_muldiv_1): Likewise.
3655 (maybe_canonicalize_comparison): Likewise.
3656 (fold_comparison): Likewise.
3657 (fold_binary): Likewise.
3658 (tree_expr_nonnegative_p): Likewise.
3659 (tree_expr_nonzero_p): Likewise.
3660 * tree-vrp.c (compare_values): Likewise.
3661 (extract_range_from_binary_expr): Likewise.
3662 (extract_range_from_unary_expr): Likewise.
3663 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3665 (nowrap_type_p): Likewise.
3666 * tree-scalar-evolution.c (simple_iv): Likewise.
3667 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3668 (build_range_check): Likewise.
3669 (extract_muldiv_1): Likewise.
3670 (fold_comparison): Likewise.
3671 * tree-vrp.c (vrp_int_const_binop): Likewise.
3672 (extract_range_from_unary_expr): Likewise.
3673 * convert.c (convert_to_integer): Likewise.
3674 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3675 (fold_comparison): Likewise.
3676 (fold_binary): Likewise.
3677 * optabs.c (optab_for_tree_code): Likewise.
3678 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3679 * simplify-rtx.c (simplify_const_relational_operation): Check
3680 flag_strict_overflow and flag_trapv.
3681 (simplify_const_relational_operation): Likewise.
3682 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3683 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3686 2007-01-27 Roger Sayle <roger@eyesopen.com>
3688 * tree.c (tree_fold_gcd): Delete.
3689 * tree.h (tree_fold_gcd): Remove prototype.
3690 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3691 test whether one constant integer is a multiple of another. Instead
3692 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3693 * fold-const.c (multiple_of_p): We've determined both TOP and
3694 BOTTOM are integer constants so we can call int_const_binop directly
3695 instead of the more generic const_binop.
3697 2007-01-27 Roger Sayle <roger@eyesopen.com>
3699 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3700 1*X check that the constant hasn't overflowed, to preserve the
3702 (round_up): Provide an efficient implementation when rouding-up an
3703 INTEGER_CST to a power-of-two.
3705 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3707 * doc/sourcebuild.texi: Add comma for clarity.
3708 * doc/extend.texi: Fix some typos.
3709 * doc/passes.texi: Likewise.
3710 * doc/cppinternals.texi: Likewise.
3711 * doc/c-tree.texi: Likewise.
3712 * doc/tree-ssa.texi: Likewise.
3713 * doc/install.texi: Likewise.
3715 2007-01-27 Jan Hubicka <jh@suse.cz>
3717 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3718 (pass_sra): Do not require alias information.
3719 * passes.c (init_optimization_passes): Add SRA
3721 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3723 * tracer.c (rest_of_handle_tracer): We already cleaned
3724 up the CFG in tracer() so don't do it here again.
3725 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3726 cleanup_cfg here, either. And don't call renumber_insns.
3728 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3729 and BB_HEAD are in the insn stream here. Instead make sure
3730 that BB_INSN is valid on all insns. Also, do check here that
3731 there are no pending branch predictions...
3732 (rtl_verify_flow_info): ...instead of doing it here. Checks
3733 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3736 2007-01-26 Roger Sayle <roger@eyesopen.com>
3738 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3739 function to simplify/factorize operand order canonicalization.
3740 (ix86_fixup_binary_operands): Reorganize using the above function.
3741 (ix86_binary_operator_ok): Likewise.
3743 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3745 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3746 file scope from optimize_attrs.
3747 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3749 (optimize_attrs): Clear insn_code_values after freeing it.
3751 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3753 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3754 a parts.base assignment.
3756 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3758 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3759 (compute_subscript_distance, initialize_data_dependence_relation,
3760 finalize_ddr_dependent, analyze_ziv_subscript,
3761 analyze_siv_subscript_cst_affine,
3762 compute_overlap_steps_for_affine_univar,
3763 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3764 analyze_siv_subscript, analyze_miv_subscript,
3765 analyze_overlapping_iterations, subscript_dependence_tester_1,
3766 compute_self_dependence, free_dependence_relation): Work
3767 with affine_fn instead of chrecs.
3768 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3769 common_affine_function, affine_function_base,
3770 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3771 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3772 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3773 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3774 (all_chrecs_equal_p): Removed.
3775 * tree-data-ref.h (affine_fn, conflict_function): New types.
3776 (struct subscript): Change type of conflicting_iterations_in_a
3777 and conflicting_iterations_in_b.
3779 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3782 * config/pa/pa.h (TARGET_HPUX_11): New.
3783 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3784 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3786 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3787 Richard Guenther <rguenther@suse.de>
3789 * tree-ssa-structalias.c (solve_graph): Handle case
3790 we merged the variable to another.
3792 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3794 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3797 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3798 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3800 2007-01-25 DJ Delorie <dj@redhat.com>
3802 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3803 allow changes to modes which don't fit in those registers.
3805 * reload1.c (choose_reload_regs): Check for invalid subregs before
3806 computing their locations, not after.
3808 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3811 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3812 save Altivec registers in an eh_return function.
3813 (compute_vrsave_mask): Likewise.
3814 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3815 for saving Altivec registers.
3816 (rs6000_emit_prologue): Don't allocate stack twice in
3817 eh_return function. Correct expected value of altivec_save_offset
3818 when using save_world. Describe save of R0 to stack when using
3819 save_world. Describe stack pointer adjustment when using
3820 save_world. Remove duplicated eh_return parameter register saving.
3821 Update sp_offset variable after save_world.
3822 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3824 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3825 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3828 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3830 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3832 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3835 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3836 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3838 2007-01-25 Richard Guenther <rguenther@suse.de>
3840 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3841 * common.opt (-Wcoverage-mismatch): New warning option.
3842 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3843 if -Wcoverage-mismatch is given.
3845 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3847 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3848 (ipcp_driver): Change to static definition.
3849 Add dumping of the ifunctions.
3850 (constant_val_insert): Remove unused parameter. Support for SSA.
3851 (ipcp_propagate_const): Support for SSA.
3852 (ipcp_profile_bb_print): Print only analyzed nodes.
3853 (ipcp_replace_map_create): Remove support for Fortran constant
3855 * ipa-prop.c (ipa_method_modify_stmt,
3856 ipa_callsite_compute_param): Support for SSA.
3857 * ipa-prop.h (ipcp_driver): Remove declaration.
3858 (IS_VALID_TREE_MAP_INDEX): Add define.
3860 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3862 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3864 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3867 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3868 constant argument to cabs and do it without checking for
3869 -funsafe-math-optimizations.
3871 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3873 * c-common.h (RID_FIRST_CXX0X): New.
3874 (RID_LAST_CXX0X): New.
3875 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3877 * c.opt (Wc++0x-compat): New.
3878 * doc/invoke.texi (-Wc++0x-compat): Document.
3880 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3882 * builtins.c (fold_builtin_carg): New.
3883 (fold_builtin_1): Use it.
3885 2007-01-24 Jan Hubicka <jh@suse.cz>
3887 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3889 * ipa-inline.c (initial_insns, max_insns): Delete.
3890 (compute_max_insns): New function.
3891 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3892 of insns as base for code growth.
3893 (cgraph_decide_inlining): Make initial_insns local; do not compute
3895 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3896 * doc/invoke.texi (inline-unit-growth): Update docs.
3898 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3900 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3901 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3902 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3903 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3904 for CPUs that have PTA_CX16 set.
3907 * gimplify.c (omp_check_private): New function.
3908 (gimplify_scan_omp_clauses): Use it for
3909 firstprivate/lastprivate/reduction.
3912 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3913 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3916 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3917 If lower_lastprivate_clauses emits some statements, append them
3918 to dlist rather than body_p and to body_p append an initializer.
3919 (lower_omp_for): Adjust caller.
3921 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3923 * target.h (globalize_decl_name): New.
3924 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3925 * output.h (default_globalize_decl_name): New.
3926 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3928 (globalize_decl): Ditto.
3929 (default_globalize_decl_name): New.
3930 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3931 (ia64_handle_version_id_attribute): New.
3932 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3933 (ia64_asm_output_external): Use globalize_decl_name instead
3935 * doc/extend.texi (version_id): New pragma.
3936 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3938 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3940 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3941 _uleb128_t and _Unwind_SWord with _sleb128_t.
3942 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3943 uw_frame_state_for, uw_update_context_1): Likewise.
3944 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3945 * unwind-pe.h (read_uleb128, read_sleb128,
3946 read_encoded_value_with_base): Likewise.
3947 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3949 2007-01-24 Richard Guenther <rguenther@suse.de>
3951 * builtins.c (expand_builtin_cexpi): Get the fndecl
3952 for cexp in the correct way.
3954 2007-01-24 Jan Hubicka <jh@suse.cz>
3956 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3958 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3960 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3961 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3962 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3963 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3964 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3965 __SIZEOF_PTRDIFF_T__.
3966 * doc/cpp.texi: Documentation for the new builtin macros added.
3968 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3970 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3971 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3972 instead of operands[2] to avoid access past the end of array.
3974 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3976 * reload1.c (emit_reload_insns): Pass the reload register
3977 for a non-spill output reload through forget_old_reloads_1.
3979 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3981 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3982 _SOFT_DOUBLE if doubles use software floating-point.
3983 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3984 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3985 * config/rs6000/darwin-ldouble.c: Also compile functions for
3986 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3987 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3988 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3989 commented-out long double override.
3990 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3991 * config/rs6000/eabispe.h: Likewise.
3992 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3993 long double for non-SPE.
3994 (rs6000_handle_option): Likewise.
3995 (invalid_e500_subreg): Disallow more subregs involding DImode,
3996 DFmode, TImode or TFmode.
3997 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3999 (legitimate_lo_sum_address_p): Also check for TFmode for E500
4001 (rs6000_legitimize_address): Also handle TFmode for E500 double.
4002 (rs6000_legitimize_reload_address): Also handle TFmode for E500
4004 (rs6000_legitimate_address): Also check for TFmode for E500
4006 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
4007 (spe_build_register_parallel): Handle TFmode and TCmode.
4008 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
4010 (function_arg): Handle TFmode and TCmode for E500 double.
4011 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
4013 (print_operand): Handle TFmode and TImode for %y.
4014 (rs6000_generate_compare): Handle TFmode comparisons for E500
4016 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
4017 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
4018 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
4019 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
4020 TFmode for E500 double.
4021 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
4022 (floatsidf2): Enable for E500 double.
4023 (movtf_softfloat): Use rs6000_nonimmediate_operand.
4024 (extenddftf2): Change to extenddftf2_fprs.
4025 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
4026 depending on TARGET_E500_DOUBLE.
4027 (extendsftf2): Enable for E500 double.
4028 (trunctfdf2): Enable for E500 double.
4029 (trunctfsf2): Change to trunctfsf2_fprs.
4030 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
4031 depending on TARGET_E500_DOUBLE.
4032 (floatsitf2): Enable for E500 double.
4033 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
4034 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
4035 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
4036 (negtf2): Change to negtf2_internal.
4037 (negtf2): New expander.
4038 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
4039 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
4040 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
4041 (movdi_internal32): Use rs6000_nonimmediate_operand.
4042 (unnamed splitter): Likewise.
4043 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
4044 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
4045 (SPE64TF, DITI): New mode macros.
4046 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
4049 (frob_<mode>_di_2): New.
4050 (frob_tf_di_8_2): New.
4051 (frob_di_df): Change to frob_di_<mode>; allow more modes.
4053 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
4055 (frob_ti_<mode>_8_2): New.
4056 (frob_ti_tf_2): New.
4057 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
4058 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
4060 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
4061 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
4062 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
4063 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
4064 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
4065 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
4068 2007-01-23 Ian Lance Taylor <iant@google.com>
4070 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
4072 (OBJS-archive): Reformat, alphabetize.
4073 (OBJS): Change out_object_file to OBJS-md.
4075 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
4077 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4078 JUMP_P and CALL_P predicates where applicable.
4079 * config/i386/i386.c: Ditto.
4080 * config/i386/i386.md: Ditto.
4081 * config/i386/mmx.md: Ditto.
4082 * config/i386/predicates.md: Ditto.
4084 2007-01-22 Andreas Schwab <schwab@suse.de>
4086 * config/m68k/m68k.h: Fix comment.
4088 2007-01-22 Jan Hubicka <jh@suse.cz>
4090 * passes.c (init_optimization_passes): Do not rerun
4091 pass_early_warn_uninitialized.
4093 2007-01-22 Richard Guenther <rguenther@suse.de>
4095 PR tree-optimization/30038
4096 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
4098 (execute_cse_sincos_1): Likewise.
4099 (execute_cse_sincos): Likewise.
4100 (gate_cse_sincos): Likewise.
4101 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
4102 the cexpi() canonicalization of sincos().
4103 * tree-pass.h (pass_cse_sincos): Declare.
4104 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
4106 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4108 PR rtl-optimization/29329
4109 * combine.c (replaced_rhs_insn): Rename to i2mod.
4110 (replaced_rhs_value): Rename to i2mod_new_rhs.
4111 (i2mod_old_rhs): New global variable.
4112 (combine_instructions): Adjust for above change. Save a copy of
4113 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
4114 note are substituted in the second instruction.
4115 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
4116 ditch the note if it pertains to the second eliminated register
4117 and this register is mentioned in i2mod_old_rhs.
4120 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4122 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
4123 the insn to which the note was originally attached.
4125 2007-01-21 Jan Hubicka <jh@suse.cz>
4127 * ipa-inline.c (inlining_mode): Comment, move up.
4128 (cgraph_decide_inlining_incrementally): Do not perform inlining
4129 itself; fix handling of flattening of self recursive functions.
4130 (cgraph_find_cycles): Remove.
4131 (cgraph_flatten_node): Remove.
4132 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
4133 (try_inline): New function.
4134 (cgraph_early_inlining): Update call of
4135 cgraph_decide_inlining_incrementally. Apply inlining here.
4136 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
4138 2007-01-21 Dirk Mueller <dmueller@suse.de>
4141 * tree-vrp.c (check_array_bounds): do not warn
4142 about ADDR_EXPR's of ARRAY_REF's which are immediately
4143 used in binary expressions.
4145 2007-01-21 Ira Rosen <irar@il.ibm.com>
4147 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
4148 read_write_dep and macros for its access.
4149 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4150 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
4151 argument, call vect_check_interleaving for every independent pair of
4152 data-refs. Mark loads that access the same memory location as a store
4154 (vect_check_dependences): Remove.
4155 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
4156 call, fix the call to vect_analyze_data_ref_dependence.
4157 (vect_analyze_data_ref_access): For statements that access the same
4158 data-ref, check that they are not stores; for loads, check that there
4159 is no store that access the same location.
4161 2007-01-20 Roger Sayle <roger@eyesopen.com>
4162 Joseph Myers <joseph@codesourcery.com>
4164 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
4165 (-fdump-rtl-stack): Likewise.
4166 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
4167 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
4168 (-mpt-fixed): Use @minus{} for minus sign.
4169 (Using Precompiled Headers): Fix under/overfull hbox.
4171 2007-01-20 Jan Hubicka <jh@suse.cz>
4173 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
4174 place within annotation.
4176 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4178 * pa.c (output_move_double): Change array size of xoperands to 4.
4180 2007-01-20 Jan Hubicka <jh@suse.cz>
4182 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
4185 2007-01-19 Ian Lance Taylor <iant@google.com>
4187 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
4188 constant to unsigned HOST_WIDE_INT before negating.
4190 2007-01-19 Ian Lance Taylor <iant@google.com>
4192 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
4194 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
4195 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4196 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
4197 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
4198 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4199 (realloc_vdef, realloc_vuse): Change second parameter to
4201 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4203 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4204 unsigned. Change x and lim locals to unsigned.
4205 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4207 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4208 (copy_virtual_operands): Change i and n locals to unsigned.
4210 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4213 * builtins.c (fold_builtin_1): Handle builtin fdim.
4215 2007-01-20 Jan Hubicka <jh@suse.cz>
4217 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4218 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4219 init_alias_heapvars.
4220 (init_alias_heapvars): Initialize only when not already initialized.
4221 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4223 2007-01-19 Roger Sayle <roger@eyesopen.com>
4225 * common.opt (fsigned-zeros): New command line option.
4226 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4227 of flag_unsafe_math_optimizations.
4228 * opts.c (set_fast_math_flags): The -ffast-math command line option
4229 implies -fno-signed-zeros.
4230 (fast_math_flags_set_p): Likewise.
4232 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4233 the documentation of -ffast-math appropriately. Wrap long lines.
4235 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4237 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4238 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4240 2007-01-19 Tomas Bily <tbily@suse.cz>
4242 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4244 (tree_init_ic_make_global_vars): New function
4245 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4246 (tree_gen_ic_profiler): New function
4247 (tree_gen_ic_func_profiler): New function
4248 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4249 (tree_profile_hooks): Added hook for indirec/virtual calls
4250 * value-prof.c (tree_find_values_to_profile): New case for
4252 (tree_values_to_profile): Call for determining indirect/virtual
4254 (tree_indirect_call_to_profile): New function
4255 (tree_ic_transform): New function
4256 (tree_ic): New function
4257 (find_func_by_pid): New function
4258 (init_pid_map): New function
4259 (tree_value_profile_transformations): Added check for
4260 indirect/virtual call transformation
4261 * value-prof.h (enum hist_type): New counter type for
4262 indirect/virtual calls
4263 (profile_hooks): Added new hook for profiling indirect/virtual
4265 * profile.c (instrument_values): New case for indirect/virtual
4267 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4268 (GCOV_COUNTER_V_INDIR): New counter type
4269 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4270 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4272 * cgraph.c: Definition of cgraph_max_pid
4273 (cgraph_create_node): Default init of pid attribute
4274 * cgraph.h: Declaration of cgraph_max_pid
4275 (struct cgraph_node): Added pid attribute
4276 * libgcov.c (__gcov_indirect_call_profiler): New function
4277 (__gcov_one_value_profiler_body): New function
4278 (__gcov_one_value_profiler): Body was moved to
4279 __gcov_one_value_profiler_body and calls it
4281 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4283 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4284 * gengtype.c (write_types_data, write_func_for_structure,
4285 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4286 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4287 (walk_type, write_func_for_structure): Generate the mark_hook if
4290 2007-01-19 Jan Hubicka <jh@suse.cz>
4292 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4293 'early' argument take inlining mode argument specifying whether to
4294 inline for size/speeed or all functions; add support for flattening;
4296 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4298 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4301 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4302 the name of the declared identifier.
4304 2007-01-19 Dirk Mueller <dmueller@suse.de>
4306 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4307 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4308 duplicate evaluation.
4310 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4312 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4313 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4314 to XFMode, use acosxf2 and truncate result to requested mode.
4315 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4316 (asin<mode>2): Similarly, with asin expanders.
4317 (*fscalexf4_i387): Rename from *fscalexf4.
4318 (expNcorexf3): New expander.
4319 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4320 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4321 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4322 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4323 patterns for SSE math.
4324 (exp10<mode>2): Similarly, with exp10 expanders.
4325 (exp2<mode>2): Similarly, with exp2 expanders.
4326 (expm1<mode>2): Similarly, with expm1 expanders.
4327 (ldexp<mode>3): Similarly, with ldexp expanders.
4328 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4329 Use gen_truncxf<mode>2_i387_noop to truncate result.
4331 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4333 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4334 for ColdFire targets.
4336 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4337 Richard Sandiford <richard@codesourcery.com>
4339 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4340 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4341 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4342 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4343 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4344 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4346 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4348 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4349 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4350 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4351 (*adddi_dilshr32_cf): New pattern.
4352 (adddi3, subdi3): Remove first alternatives.
4354 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4356 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4357 implemented using move.l, do not use its cc result for floating-point
4360 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4362 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4363 from accepting 's' constraints if flag_pic.
4365 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4367 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4368 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4369 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4370 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4372 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4374 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4375 ColdFire alternatives.
4376 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4377 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4378 architectures that support ff1 instruction.
4380 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4381 Julian Brown <julian@codesourcery.com>
4383 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4384 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4385 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4388 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4390 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4392 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4393 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4394 HOST_WIDE_INT instead of an rtx.
4395 (m68k_rtx_costs): Update call accordingly.
4396 (output_move_const_into_data_reg): Likewise. Fix formatting.
4397 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4399 (output_move_simode_const): Update calls after above changes.
4400 Rework to use automatic variables and predicates like MEM_P.
4401 * config/m68k/m68k.md (pushexthisi_const): Update call to
4404 2007-01-19 Dirk Mueller <dmueller@suse.de>
4406 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4409 2007-01-19 Richard Guenther <rguenther@suse.de>
4411 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4412 via cexp in case sincos is not available.
4414 2007-01-19 Richard Guenther <rguenther@suse.de>
4416 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4417 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4418 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4419 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4420 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4421 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4422 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4423 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4425 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4427 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4429 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4430 (atan2xf3): Directly generate RTL pattern.
4431 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4432 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4433 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4434 disable patterns for SSE math.
4435 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4436 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4437 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4438 disable patterns for SSE math.
4440 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4442 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4444 2007-01-18 Roger Sayle <roger@eyesopen.com>
4446 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4447 VIEW_CONVERT_EXPR to the same type as it's operand.
4449 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4451 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4452 configured for long double 128.
4454 2007-01-18 Mike Stump <mrs@apple.com>
4456 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4459 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4461 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4464 2007-01-18 Jan Hubicka <jh@suse.cz>
4466 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4467 greater than NUM_VOP_FREE_BUCKETS.
4469 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4471 * tree-ssa-structalias.c: Update comments.
4472 (ptabitmap_obstack): Removed.
4474 (oldpta_obstack): Ditto.
4475 (stats): Add a few members.
4476 (struct variable_info): Remove node, complex, address_taken, and
4477 indirect_target members. Add oldsolution member.
4478 (new_var_info): Do not initialize removed members.
4479 (constraint_expr_type): Remove INCLUDES.
4480 (constraint_graph): Add size, implicit_preds, rep,
4481 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4482 (FIRST_REF_NODE): New macro.
4483 (LAST_REF_NODE): Ditto.
4484 (FIRST_ADDR_NODE): Ditto.
4485 (find): New function.
4487 (dump_constraint): Do not handle INCLUDES.
4488 (insert_into_complex): Do not insert duplicate constraints.
4489 (condense_varmap_nodes): Renamed and rewritten into ...
4490 (merge_node_constraints): This. Also fix bug in handling of
4491 offseted copy constraints.
4492 (clear_edges_for_node): No longer need to deal with preds at all,
4493 or removing associated preds/succs.
4494 (merge_graph_nodes): Deal with indirect_cycles.
4495 Don't deal with predecessors.
4496 (add_implicit_graph_edge): New function.
4497 (add_pred_graph_edge): Ditto.
4498 (add_graph_edge): Don't deal with predecessors.
4499 (build_constraint_graph): Removed.
4500 (build_pred_graph): New function.
4501 (build_succ_graph): Ditto.
4502 (struct scc_info): Removed in_component. Added roots, dfs, and
4503 node_mapping. Remove visited_index, unification_queue.
4504 (scc_visit): Deal with union-find we do now.
4505 Deal with cycles with REF nodes.
4506 (collapse_nodes): Renamed and rewritten to ...
4507 (unify_nodes): This.
4508 (process_unification_queue): Removed.
4509 (topo_visit): Cleanup
4510 (do_da_constraint): Use find.
4511 (do_sd_constraint): Ditto.
4512 (do_ds_constraint): Ditto.
4513 (do_complex_constraint): Ditto.
4514 (init_scc_info): Update for removed and added members.
4515 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4516 (find_indirect_cycles): This.
4517 (equivalence_class): New variable.
4518 (label_visit): New function.
4519 (perform_variable_substitution): Rewritten.
4520 (free_var_substitution_info): New function.
4521 (find_equivalent_node): Ditto.
4522 (move_complex_constraints): Ditto.
4523 (eliminate_indirect_cycles): Ditto.
4524 (solve_graph): Only propagate changed bits.
4525 Use indirect cycle elimination.
4527 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4528 (tree_id_eq): Renamed to ...
4529 (tree_vi_eq): This. Update for member change
4530 (insert_id_for_tree): Renamed and rewritten to ...
4531 (insert_vi_for_tree): This.
4532 (lookup_id_for_tree): Renamed and rewritten to ...
4533 (lookup_vi_for_tree): This.
4534 (get_id_for_tree): Renamed and rewritten to ...
4535 (get_vi_for_tree): Ditto.
4536 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4537 (process_constraint): Don't handle INCLUDES.
4538 Remove special ADDRESSOF case.
4539 (find_func_aliases): Rewrite to use vi functions instead of id
4541 (create_function_info_for): Ditto.
4542 (create_variable_info_for): Ditto.
4543 (intra_create_variable_infos): Ditto.
4544 (merge_smts_into): Ditto.
4545 (find_what_p_points_to): Ditto.
4546 (init_base_vars): Ditto.
4547 (init_alias_vars): Ditto.
4548 (remove_preds_and_fake_succs): New function.
4549 (dump_sa_points_to_info): Dump new stats.
4550 (dump_solution_for_var): Use find.
4551 (set_used_smts): Fix formatting.
4552 (compute_points_to_sets): Updated for new functions.
4553 (ipa_pta_execute): Ditto.
4555 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4556 Richard Sandiford <richard@codesourcery.com>
4558 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4560 * calls.c (expand_call): If the return value is a PARALLEL,
4561 extract its first member.
4562 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4563 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4564 use FUNCTION_EXTRA_EPILOGUE.
4565 (m68k_function_value): Return a PARALLEL if the return value
4566 is of a pointer type.
4567 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4568 (FUNCTION_EXTRA_EPILOGUE): Remove.
4569 * config/m68k/m68k.md (D0_REG): New constant.
4571 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4573 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4574 output a NOP for empty epilogues.
4576 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4578 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4579 before function. Extend register save check to include all
4580 registers, not just integer ones.
4582 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4584 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4585 (m68k_use_return_insn): ...this.
4586 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4587 * config/m68k/m68k.c (use_return_insn): Rename to...
4588 (m68k_use_return_insn): ...this.
4589 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4592 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4594 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4595 nearest even, fix denormal rounding overflow.
4597 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4599 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4600 f%$smove and f%$move.
4601 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4602 (extendsfdf2_cf): Use fdmove instead of f%&move.
4603 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4604 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4606 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4608 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4611 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4613 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4614 (coldfire_single_format): Declare.
4615 (coldfire_double_format): Likewise.
4616 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4617 of qnan_msb_set to determine the lower bits of a canonical
4619 (encode_ieee_double): Likewise.
4620 (encode_ieee_quad): Likewise.
4621 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4622 (mips_single_format): Likewise.
4623 (ieee_double_format): Likewise.
4624 (mips_double_format): Likewise.
4625 (ieee_extended_motorola_format): Likewise.
4626 (ieee_extended_intel_96_format): Likewise.
4627 (ieee_extended_intel_128_format): Likewise.
4628 (ieee_extended_intel_96_round_53_format): Likewise.
4629 (ibm_extended_format): Likewise.
4630 (mips_extended_format): Likewise.
4631 (ieee_quad_format): Likewise.
4632 (mips_quad_format): Likewise.
4633 (vax_f_format): Likewise.
4634 (vax_d_format): Likewise.
4635 (vax_g_format): Likewise.
4636 (i370_single_format): Likewise.
4637 (i370_double_format): Likewise.
4638 (decimal_single_format): Likewise.
4639 (decimal_double_format): Likewise.
4640 (decimal_quad_format): Likewise.
4641 (c4x_single_format): Likewise.
4642 (c4x_extended_format): Likewise.
4643 (real_internal_format): Likewise.
4644 (coldfire_single_format): New real_format.
4645 (coldfire_double_format): Likewise.
4646 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4647 canonical_nan_lsbs_set.
4648 (pdp11_d_format): Likewise.
4649 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4650 if TARGET_COLDFIRE_CPU.
4652 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4654 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4655 (output_call, m68k_legitimize_call_address): Declare.
4656 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4657 parenthesees. Add support for a 'W' constraint.
4658 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4659 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4660 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4661 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4663 (override_options): Initialize them. Do not set flag_no_function_cse
4664 for TARGET_ID_SHARED_LIBRARY.
4665 (m68k_output_pic_call): Delete.
4666 (m68k_legitimize_call_address): New function.
4667 (print_operand): Remove the %o prefix. Handle the %p prefix.
4668 (output_call): New function.
4669 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4670 target address from the GOT if symbolic jumps are not allowed.
4671 * config/m68k/m68k.md (call, general_operand): Do not set
4672 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4673 Merge separate flag_pic and !flag_pic define_insns into...
4674 (*call, *call_value): ...these new patterns. Match the address
4675 rather than the containing MEM and require it to be a call_operand.
4676 Use output_call to generate the asm template.
4677 * config/m68k/predicates.md (const_call_operand): New predicate.
4678 (call_operand): Likewise.
4680 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4682 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4683 (STACK_GROWS_DOWNWARD): Define to 1.
4684 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4685 comments, emphasizing that these values are only defaults.
4686 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4687 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4689 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4691 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4693 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4694 Richard Sandiford <richard@codesourcery.com>
4696 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4697 (FP_REGNO_P): New macros.
4698 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4699 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4700 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4701 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4703 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4705 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4706 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4708 * config/m68k/t-floatlib: New file, extracting common code from...
4709 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4710 * config/m68k/t-uclinux: Here.
4711 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4712 routines on ColdFire targets.
4714 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4716 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4717 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4718 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4719 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4720 explicitly set MOTOROLA to 1.
4721 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4723 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4724 Nathan Sidwell <nathan@codesourcery.com>
4726 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4727 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4728 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4729 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4730 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4731 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4732 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4733 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4734 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4735 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4736 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4737 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4738 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4739 (DBX_REGISTER_NUMBER): Delete.
4740 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4741 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4742 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4744 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4746 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4747 * config/flat.h: New file.
4748 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4750 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4751 indirect references for -msep-data or -mid-shared-library.
4752 Do not use PC-relative code addresses either.
4753 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4755 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4756 for shared libraries and crt1.o for executables. Use crti.o and
4758 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4759 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4760 Do not add -elf2flt or -shared-lib-id options here.
4761 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4762 Pass -shared-lib-id if -mid-shared-library, taking the library
4763 identifier from -mshared-library-id if given, otherwise
4765 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4766 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4767 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4768 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4769 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4770 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4772 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4773 jump sequence for ISA A and ISA A+.
4774 (PICJUMP): Likewise.
4776 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4778 * config.gcc (m68k-*-uclinux*): Base the port on the common
4779 and m68k GNU/Linux files rather than on the generic ELF ones.
4780 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4781 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4783 2007-01-18 Julian Brown <julian@codesourcery.com>
4784 Richard Sandiford <richard@codesourcery.com>
4786 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4787 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4788 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4790 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4792 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4794 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4796 * doc/install.texi: Document m68k-uclinuxoldabi.
4797 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4798 * config/m68k/uclinux-oldabi.h: New file, copied from
4799 config/m68k/uclinux.h.
4801 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4803 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4804 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4805 (m32r_compute_frame_size): Use unsigned for regno.
4806 (m32r_reload_lr): Use gen_frame_mem.
4808 (m32r_output_function_epilogue): Don't output the function epilogue
4810 (m32r_expand_epilogue): New.
4811 (direct_return): Return false if the function has the interrupt
4813 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4814 * config/m32r/m32r.md (epilogue): New expander.
4815 (return_lr, return_rte): New insns.
4816 (return): Make it expander.
4817 (return_normal): New expander.
4819 2007-01-18 Josh Conner <jconner@apple.com>
4822 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4823 support for UNLE, UNLT, UNGE, and UNGT.
4825 2007-01-18 Jan Hubicka <jh@suse.cz>
4827 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4828 * tree-tailcall (add_virtual_phis): Likewise.
4829 (optimize_tail_call): Return TODOs.
4830 (execute_tail_calls): Return TODOs.
4831 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4832 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4834 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4835 Cleanup cfg using TODO.
4836 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4837 * passes.c (execute_function_todo): When cleanup did something, remove
4839 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4840 (make_edges): Don't cleanup_cfg.
4842 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4844 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4845 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4846 operate on the top of stack.
4847 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4848 register handling of instructions that output to the second
4850 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4851 (move_for_stack_reg): Special-case check for dead destination
4852 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4854 * config/i386/i386.md (UNSPEC_TAN): New constant.
4855 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4856 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4857 to correctly model move of constant 1.0 to top stack slot.
4858 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4859 (unnamed peephole2 pattern): Remove corresponding peephole2
4860 pattern that optimizes tan insn and loading of constant 1.0.
4861 (tanxf2): Use fptanxf4_i387.
4862 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4863 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4864 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4865 disable patterns for SSE math.
4866 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4867 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4869 2007-01-18 Dirk Mueller <dmueller@suse.de>
4870 Richard Guenther <rguenther@suse.de>
4873 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4874 * common.opt (Warray-bounds): Add new warning option.
4875 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4877 * Makefile.in: make tree-vrp.o depend on toplev.h
4878 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4880 (check_array_refs, check_array_bounds, check_array_ref): New.
4882 2007-01-18 Jan Hubicka <jh@suse.cz>
4884 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4885 (execute_ssa_ccp): Return flags conditionally.
4886 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4888 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4890 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4892 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4893 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4895 * Makefile.c (GTFILES): Add cfglayout.h.
4896 * gengtype.c (open_base_files): Likewise.
4897 * cfglayout.c (cfg_layout_function_footer,
4898 cfg_layout_function_header) Reindent to make gengtype happy.
4899 * cfglayout.h (cfg_layout_function_footer,
4900 cfg_layout_function_header): Add GTY(()) marker.
4902 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4904 2007-01-18 Ben Elliston <bje@au.ibm.com>
4906 * genautomata.c (write_automata): Include xstrerror output in the
4907 error message if writing the DFA description file fails.
4909 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4911 * config/mips/mips-protos.h (mips_output_external): Make it
4913 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4914 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4915 (extern_list): Likewise.
4916 (extern_head): Likewise.
4917 (TARGET_ASM_FILE_END): Likewise.
4918 (mips_file_end): Likewise.
4919 (mips_output_external): Rewritten.
4921 2007-01-18 Ben Elliston <bje@au.ibm.com>
4923 * genpreds.c (write_insn_preds_c): Only write out the function
4924 body for regclass_for_constraint if we have register constraints.
4926 2007-01-17 Tom Tromey <tromey@redhat.com>
4928 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4929 * doc/install.texi (Testing): Use sourceware.org.
4930 (Binaries): Likewise.
4931 (Specific): Likewise.
4932 * doc/contrib.texi (Contributors): Use sourceware.org.
4934 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4936 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4937 (AVR_ENHANCED): Rename to ...
4938 (AVR_HAVE_MUL): ... new.
4939 (avr_enhanced_p): Rename to ...
4940 (avr_have_mul_p): ... new.
4941 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4942 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4943 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4944 (avr_have_mul_p): ... new.
4945 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4946 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4947 'avr_enhanced_p' and 'enhanced'.
4948 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4949 AVR_HAVE_MUL instead of AVR_ENHANCED.
4950 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4951 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4952 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4953 instead of AVR_ENHANCED.
4954 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4955 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4956 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4958 2007-01-17 Ian Lance Taylor <iant@google.com>
4960 * vec.h (VEC_reserve_exact): Define.
4961 (vec_gc_p_reserve_exact): Declare.
4962 (vec_gc_o_reserve_exact): Declare.
4963 (vec_heap_p_reserve_exact): Declare.
4964 (vec_heap_o_reserve_exact): Declare.
4965 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4967 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4969 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4970 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4971 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4972 * vec.c (calculate_allocation): Add exact parameter. Change all
4974 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4975 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4976 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4977 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4978 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4979 (vec_heap_p_reserve_exact): New function.
4980 (vec_heap_o_reserve_exact): New function.
4982 2007-01-17 Jan Hubicka <jh@suse.cz>
4984 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4986 2007-01-17 Eric Christopher <echristo@apple.com>
4988 * config.gcc: Support core2 processor.
4990 2007-01-16 Jan Hubicka <jh@suse.cz>
4992 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4993 the names, just unlink the chain so we don't crash on dangling pointers
4996 2007-01-16 Jan Hubicka <jh@suse.cz>
4998 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4999 * tree-pass.h: Reorder to make IPA passes appear toegher.
5000 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
5001 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
5002 parameters, do not call early inliner.
5003 * ipa-inline.c: Update comments. Include tree-flow.h
5004 (cgraph_decide_inlining): Do not compute inlining parameters.
5005 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
5006 be called with function context set up.
5007 (pass_ipa_inline): Remove unreachable functions before pass.
5008 (cgraph_early_inlining): Simplify assuming to be called from the
5010 (pass_early_inline): New pass.
5011 (cgraph_gate_ipa_early_inlining): New gate.
5012 (pass_ipa_early_inline): Turn into simple wrapper.
5013 (compute_inline_parameters): New function.
5014 (gate_inline_passes): New gate.
5015 (pass_inline_parameters): New pass.
5016 (apply_inline): Move here from tree-optimize.c
5017 (pass_apply_inline): New pass.
5018 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
5020 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
5022 (tree_function_versioning): Do not allocate dummy struct function.
5023 * tree-inline.h (optimize_inline_calls): Update prototype.
5024 * tree-optimize.c (execute_fixup_cfg): Export.
5025 (pass_fixup_cfg): Remove
5026 (tree_rest_of_compilation): Do not apply inlines.
5027 * tree-flow.h (execute_fixup_cfg): Declare.
5028 * Makefile.in (gt-passes.c): New.
5029 * passes.c: Include gt-passes.h
5030 (init_optimization_passes): New passes.
5031 (nnodes, order): New static vars.
5032 (do_per_function_toporder): New function.
5033 (execute_one_pass): Dump current pass here.
5034 (execute_ipa_pass_list): Don't dump current pass here.
5036 2007-01-16 Janis Johnson <janis187@us.ibm.com>
5038 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
5039 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
5041 2007-01-16 David Edelsohn <edelsohn@gnu.org>
5043 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
5044 (strong_alias): Define.
5045 (__gcc_qmul): Provide non-FMA for soft-float.
5051 (__gcc_qunord): New.
5061 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
5062 soft-float functions.
5063 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
5064 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
5065 about long double soft float.
5067 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
5068 Tehila Meyzels <tehila@il.ibm.com>
5070 * tree-vectorizer.h (is_pattern_stmt_p): New.
5071 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
5072 formatting (tabs instead of spaces). Cleanup and clarify setting
5073 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
5074 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
5075 (vectorizable_type_demotion): Check that types are integral.
5076 (vectorizable_type_promotion): Likewise.
5077 (vectorizable_store): Fix typo. Eliminate new-line at end of
5080 2007-01-16 Jan Hubicka <jh@suse.cz>
5082 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
5085 2007-01-15 Eric Christopher <echristo@apple.com>
5087 * ifcvt.c: Include vec.h, vecprim.h.
5088 (check_cond_move_block): New argument regs.
5089 Reorganize. Add registers used to regs.
5090 (cond_move_process_if_block): Use regs set above as
5093 2007-01-15 Eric Christopher <echristo@apple.com>
5095 * config/darwin.h: Update copyright.
5096 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
5097 (LINK_COMMAND_SPEC): Add -u.
5098 (LINK_SPEC): Fix umbrella for above.
5100 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
5102 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
5105 2007-01-15 Tom Tromey <tromey@redhat.com>
5107 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
5108 * doc/install.texi (Testing): Don't mention jacks.
5109 (Configuration): Document --enable-java-maintainer-mode. Move
5110 --with-java-home to libgcj-specific section. Document
5112 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
5114 2007-01-15 Jan Hubicka <jh@suse.cz>
5116 * tree-ssa-dce.c (DCE_TODOs): New.
5117 (propagate_necessity): Return if something changed.
5118 (eliminate_unnecessary_stmts): Likewise.
5119 (perform_tree_ssa_dce): Return TODO flags when needed.
5120 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
5122 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
5124 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
5125 (fyl2x_extend<mode>xf3_i387): New insn pattern.
5126 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
5127 patterns using X87MODEF12 mode macro. Extend operand 1
5128 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5129 (log10<mode>2): Ditto.
5130 (log2<mode>2): Ditto.
5131 (log1p<mode>2): Ditto.
5132 (logb<mode>2): Ditto.
5133 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
5134 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
5135 (*fxtractxf3_i387): Rename from *fxtractxf3.
5136 (fxtract_extend<mode>xf3_i387): New insn pattern.
5137 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
5138 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
5139 and gen_fyl2xxf3_i387().
5141 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
5143 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
5144 * cfgloopmanip.c (fix_loop_placement): Made static. Use
5145 get_loop_exit_edges. Changed return type to bool.
5146 * cfgloop.h (fix_loop_placement): Declaration removed.
5148 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
5150 * param.h (MIN_VECT_LOOP_BOUND): New.
5151 * params.def (MIN_VECT_LOOP_BOUND): New.
5152 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
5153 argument - minimum threshold for number of iterations.
5154 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
5155 argument to declaration.
5156 * tree-vect-analyze.c (vect_analyze_operations): Check value of
5157 MIN_VECT_LOOP_BOUND.
5158 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
5159 slpeel_tree_peel_loop_to_edge with additional argument.
5160 (vect_do_peeling_for_alignment): Likewise.
5161 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
5163 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
5166 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
5169 2007-01-14 Jan Hubicka <jh@suse.cz>
5171 * tree-dfa.c (remove_referenced_var): New function.
5172 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
5173 prune referenced vars list too.
5174 * tree-flow.h (remove_referenced_var): Declare.
5176 2007-01-14 Jan Hubicka <jh@suse.cz>
5178 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
5180 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
5181 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
5182 * except.h (verify_eh_throw_table_statements): Kill prototype.
5183 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
5184 into call exrepssions.
5185 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
5187 * tree-cfg.c: Include pointer-set.h.
5188 (verify_node_sharing): Work on pointer set.
5189 (verify_eh_throw_stmt_node): New.
5190 (verify_stmts): Use pointers sets, verify throw_stmt.
5192 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
5194 * ipa-reference.c (analyze_function): Consider also addresses taken
5197 2007-01-12 Roger Sayle <roger@eyesopen.com>
5199 * c-typeck.c (null_pointer_constant_p): Replace use of
5200 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5201 (build_c_cast): Likewise.
5203 2007-01-12 Roger Sayle <roger@eyesopen.com>
5205 * tree.h (force_fit_type_double): Remove unused final argument.
5206 * c-common.c (constant_expression_warning): Replace use of
5207 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5208 (convert_and_check): Likewise.
5209 (shorten_compare): Update call to force_fit_type_double.
5210 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5211 * convert.c (convert_to_pointer): Update call to
5212 force_fit_type_double.
5213 * fold-const.c (force_fit_type_double): Remove overflowed_const
5215 (int_const_binop, fold_convert_const_int_from_int,
5216 fold_convert_const_int_from_real, fold_div_compare,
5217 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5218 fold_abs_const, fold_not_const): Remove the final argument from
5219 calls to force_fit_type_double.
5221 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5223 * configure.ac: Set insn to "nop" for spu-*-* also.
5224 * configure: Regenerate.
5226 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5228 * builtins.def : Add BUILT_IN_FREE.
5230 2007-01-12 Jan Hubicka <jh@suse.cz>
5232 PR tree-optimization/30443
5233 * tree-inline.c (tree_function_versioning): Do not optimize when
5234 cloning for inlining.
5236 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5238 * doc/loop.texi: Document recording of loop exits.
5239 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5240 (update_single_exits_after_duplication,
5241 update_single_exit_for_duplicated_loop,
5242 update_single_exit_for_duplicated_loops): Removed.
5243 (duplicate_loop_to_header_edge): Do not call
5244 update_single_exits_after_duplication and
5245 update_single_exit_for_duplicated_loops.
5246 (loop_version): Do not update single_exit information.
5247 (fix_loop_structure): Use record_loop_exits instead of
5248 mark_single_exit_loops.
5249 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5250 the lists of loop exits.
5251 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5252 split_edge, merge_blocks): Update the lists of loop exits.
5253 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5254 loop_optimizer_init.
5255 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5256 of mark_single_exit_loops.
5257 (loop_optimizer_finalize): Call release_recorded_exits.
5258 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5259 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5260 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5261 update single exit information.
5262 * lambda-code.c (perfect_nestify): Ditto.
5263 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5264 (mark_single_exit_loops): Removed.
5265 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5266 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5267 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5269 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5270 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5271 (verify_loop_structure): Verify consistency of the exit lists.
5272 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5273 (set_single_exit): Removed.
5274 * cfgloop.h (struct loop_exit): New function.
5275 (struct loop): single_exit_ field replaced by exits field.
5276 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5277 (struct loops): Added exits hash.
5278 (mark_single_exit_loops, set_single_exit): Declaration removed.
5279 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5281 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5283 * doc/invoke.texi: Avoid use of @headitem.
5285 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5287 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5289 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5291 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5294 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5295 Richard Sandiford <richard@codesourcery.com>
5297 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5298 * config/m68k/m68k.opt: Resort options.
5299 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5301 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5302 Richard Sandiford <richard@codesourcery.com>
5304 * doc/invoke.texi: Document the macros that are defined by
5305 m68k's -mtune and -mhard-float options.
5306 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5307 (m68k_cpp_cpu_family): Likewise.
5308 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5309 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5310 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5311 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5312 (m68k_cpp_cpu_family): Likewise.
5314 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5316 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5317 macros besides mc68000 as tuning macros. Use a switch statement
5318 to set them and mcpu32.
5320 2007-01-12 Julian Brown <julian@codesourcery.com>
5322 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5323 (TARGET_68040_ONLY): Rename to...
5324 (TARGET_68040): ...this.
5325 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5326 * config/m68k/m68k.md: Likewise.
5328 2007-01-12 Julian Brown <julian@codesourcery.com>
5329 Nathan Sidwell <nathan@codesourcery.com>
5330 Richard Sandiford <richard@codesourcery.com>
5332 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5333 the -mcpu= argument associated with the --with-cpu setting.
5334 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5335 if different from the one implied by the -mcpu setting.
5336 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5337 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5338 * doc/invoke.texi: Mention ColdFire in the introduction to the
5339 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5340 -mno-div and -mhard-float options. Make -m68881 a synonym for
5341 -mhard-float. Document the previously-undocumented -m5206e,
5342 -m528x, -m5307 and -m5407 options. Tweak the existing option
5343 documentation for consistency.
5344 * doc/install.texi: Mention new --with-cpu arguments.
5345 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5346 default CPU if neither -mcpu nor -march are specified.
5347 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5348 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5349 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5350 using m68k_tune to decide between families that implement the
5351 same ISA. Use m68k_tune to set __mcfv4e__.
5352 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5353 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5354 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5355 (FL_ISA_C, FL_ISA_MMU): New macros.
5356 (MASK_COLDFIRE): Delete.
5357 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5358 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5359 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5360 (TARGET_HARD_FLOAT): Do not define here.
5361 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5362 (TUNE_68000): New macro.
5363 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5364 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5365 (TUNE_CFV2): Redefine in terms of m68k_tune.
5366 (uarch_type, target_device, fpu_type): New enums.
5367 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5368 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5369 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5370 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5371 (FL_FOR_isa_c): New macros.
5372 (m68k_isa): New enum.
5373 (m68k_target_selection): New structure.
5374 (all_devices, all_isas, all_microarchs): New tables.
5375 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5376 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5377 (MASK_ALL_CPU_BITS): Delete.
5378 (m68k_find_selection): New function.
5379 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5380 Map the legacy target options to a combination of the new ones.
5381 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5382 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5383 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5385 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5386 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5388 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5389 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5390 * config/m68k/m68k-devices.def: New file.
5392 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5393 Nathan Sidwell <nathan@codesourcery.com>
5395 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5396 (SUBTARGET_EXTRA_SPECS): New macros.
5397 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5398 use %(asm_cpu_spec) instead.
5399 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5400 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5401 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5402 (EXTRA_SPECS): Rename to...
5403 (SUBTARGET_EXTRA_SPECS): ...this.
5405 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5406 Richard Sandiford <richard@codesourcery.com>
5407 Julian Brown <julian@codesourcery.com>
5409 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5410 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5411 to the configuration's default CPU.
5412 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5413 Remove default masks.
5414 (m680[012]0-*-*): Set the default with_cpu to the first part of
5416 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5417 (m68k*-*-linux): Extend the --with-cpu handling to...
5418 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5419 and m68010. Don't set target_cpu_default2.
5420 * doc/install.texi: Document --with-cpu for m68k.
5421 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5422 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5423 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5424 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5425 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5426 (ASM_SPEC): Remove use of %(asm_cpu_default).
5427 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5428 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5429 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5430 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5431 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5432 (TARGET_DEFAULT): Delete.
5433 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5434 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5435 (CPP_CPU_SPEC): Delete.
5436 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5437 the appropriate string.
5438 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5439 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5440 (ASM_SPEC): Don't use %(asm_default_spec).
5441 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5442 TARGET_DEFAULT and add MASK_68881.
5443 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5445 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5447 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5448 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5449 MASK_68010 alongside MASK_68020.
5450 * doc/invoke.texi: Document -m68010.
5451 * config/m68k/m68k.opt (m68010): New.
5452 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5454 (TUNE_68010): New macro.
5455 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5456 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5457 (M68K_CPU_m68332): Add MASK_68010.
5458 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5459 fallback definition.
5460 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5462 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5463 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5464 to all entries that use MASK_68020.
5465 (output_move_simode_const, output_move_himode, output_move_qimode)
5466 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5467 instead of TARGET_68020 to select clr behavior. Remove comment
5468 about there being no TARGET_68010.
5469 * config/m68k/m68k.md: Likewise throughout.
5471 2007-01-12 Julian Brown <julian@codesourcery.com>
5473 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5474 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5475 * config/m68k/m68k.md: Likewise.
5477 2007-01-12 Julian Brown <julian@codesourcery.com>
5479 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5480 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5482 2007-01-12 Julian Brown <julian@codesourcery.com>
5484 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5485 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5486 * config/m68k/m68k.md: Likewise.
5488 2007-01-12 Julian Brown <julian@codesourcery.com>
5489 Richard Sandiford <richard@codesourcery.com>
5491 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5492 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5493 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5495 (TARGET_CPU32): Rename to...
5496 (TUNE_CPU32): ...this.
5497 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5498 (TUNE_CFV2): New macros.
5499 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5500 remove conditions that are implied by TARGET_68020.
5501 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5502 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5503 (m68k_output_function_epilogue): Likewise.
5504 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5505 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5506 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5507 non-68000 timings. Refactor multiplication and division costs.
5508 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5509 TUNE_CPU32 instead of TARGET_CPU32.
5510 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5511 and TUNE_68060 instead of TARGET_68060.
5512 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5513 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5515 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5516 && !TARGET_COLDFIRE" to choose between moveq and clr.
5517 Likewise in the unnamed movsf pattern.
5518 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5519 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5522 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5524 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5525 of tabbing before backslashes.
5527 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5529 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5530 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5531 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5533 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5535 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5536 find_interesting_uses_cond.
5537 (find_interesting_uses_cond): Use extract_cond_operands.
5538 (rewrite_use_compare): Use extract_cond_operands and
5539 force_gimple_operand_bsi. Do not call update_stmt.
5540 (determine_use_iv_cost_condition): Use extract_cond_operands.
5541 Return cheaper of using original bound and changing the exit bound.
5543 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5545 PR tree-optimization/29516
5546 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5547 most_expensive_mult_to_index, addr_to_parts,
5548 create_mem_ref, maybe_fold_tmr): Make the type of
5549 fields of TARGET_MEM_REF sizetype.
5550 (move_fixed_address_to_symbol, move_pointer_to_base):
5552 * tree.def (TARGET_MEM_REF): Add comment on types of
5555 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5557 * c-common.c (vector_types_convertible_p): Treat opaque types as
5558 always convertible if they have the same size, but not otherwise.
5560 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5562 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5563 Remove the b_unconditional field.
5564 (noce_try_sign_mask): Do not look at b_unconditional.
5565 (noce_process_if_block): Do not use merge_if_blocks. Update
5566 the CFG here. Do not set b_unconditional.
5567 (cond_move_process_if_block): Likewise.
5568 (find_cond_trap): Likewise.
5569 (check_cond_move_block): Require simple jump insns at the end
5572 2007-01-11 Jan Hubicka <jh@suse.cz>
5574 PR tree-optimization/1046
5575 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5576 when alias info is not ready.
5577 (pass_tail_recursion): Do not require aliasing.
5578 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5579 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5580 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5581 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5582 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5583 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5584 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5586 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5587 When aliasing is not build, mark statement as volatile.
5589 2007-01-11 Tom Tromey <tromey@redhat.com>
5591 PR preprocessor/15185, PR preprocessor/20989:
5592 * doc/cppopts.texi <-MT>: Update description of algorithm for
5593 computing default target.
5594 <-M, -MD>: Reword "basename" text.
5596 2007-01-11 Roger Sayle <roger@eyesopen.com>
5598 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5599 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5600 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5601 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5602 fold_builtin_bswap, real_constp, fold_builtin_pow,
5603 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5604 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5605 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5606 * convert.c (convert_to_pointer): Likewise.
5607 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5608 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5609 const_binop, fold_convert_const_int_from_int,
5610 fold_convert_const_int_from_real,
5611 fold_convert_const_real_from_real, sign_bit_p,
5612 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5613 fold_sign_changed_comparison, fold_unary, fold_comparison,
5614 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5615 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5616 * print-tree.c (print_node_brief, print_node): Likewise.
5617 * stor-layout.c (place_field, layout_type): Likewise.
5618 * tree-chrec.c (keep_cast): Likewise.
5619 * tree.c (build_vector, build_real, build_real_from_int_cst,
5620 build_complex): Likewise.
5622 2007-01-11 Roger Sayle <roger@eyesopen.com>
5624 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5625 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5627 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5629 * configure.ac (strict1_warn): Rename to strict_warn.
5630 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5631 cc_set_by_configure, quoted_cc_set_by_configure,
5632 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5633 all_boot_languages, all_stagestuff): Remove.
5634 (target_list): Remove bootstrap targets.
5635 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5636 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5637 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5638 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5639 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5640 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5641 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5642 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5643 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5644 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5645 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5646 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5647 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5648 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5649 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5650 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5651 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5652 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5653 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5654 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5655 (mostlyclean): Adjust.
5656 (clean, distclean): Don't mention bootstrap stuff.
5657 * configure: Regenerate.
5658 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5659 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5660 treelang/config-lang.in (stagestuff): Remove.
5661 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5662 stageprofile, stagefeedback, stagestuff): Remove mention.
5664 2007-01-11 Nick Clifton <nickc@redhat.com>
5666 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5668 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5669 (mcore_arith_K_S_operand): Run the test for the S constraint not
5670 the test for the M constraint.
5671 (mcore_addsub_operand): Do not accept integer values that are
5672 larger than 32 bits.
5673 * config/mcore/mcore.md: Remove unused constraints from split.
5674 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5676 (allocate_stack): Likewise.
5677 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5678 operands to 32 bits.
5679 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5681 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5682 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5683 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5684 mcore_output_bclri, mcore_output_andn, output_inline_const,
5685 mcore_output_move, mcore_output_movedouble): Likewise.
5686 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5687 (output_inline_const): Likewise.
5688 (output_inline_const): Fix format strings used in sprintf
5690 * config/mcore/mcore-protos.h: Update prototypes for changed
5691 functions in mcore.c.
5692 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5693 HOST_WIDE_INT and not int.
5694 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5695 CONST_OK_FOR_N): Likewise.
5696 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5697 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5700 2007-01-10 Jan Hubicka <jh@suse.cz>
5702 * tree-vrp.c (remove_range_assertions): Release defs.
5703 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5704 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5706 2007-01-10 Paul Brook <paul@codesourcery.com>
5708 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5709 * config/arm/arm.md (mulsi3subsi): New insn.
5711 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5713 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5714 (tree_transform_and_unroll_loop): New.
5715 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5718 2007-01-10 Robert Kennedy <jimbob@google.com>
5720 * fold-const.c (fold_comparison): Fold comparisons like (x *
5721 1000 < 0) to (x < 0).
5723 2007-01-10 Ian Lance Taylor <iant@google.com>
5725 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5726 operands have the same priority.
5728 2007-01-10 Tom Tromey <tromey@redhat.com>
5730 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5731 (fold_binary): Likewise.
5732 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5733 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5734 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5735 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5736 * langhooks.h (struct lang_hooks): Removed field
5737 'can_use_bit_fields_p'.
5739 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5741 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5743 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5745 * function.c (get_last_funcdef_no): New function.
5746 * function.h (get_last_funcdef_no): Declare.
5747 * tree-inline.c (initialize_cfun): Add initialization.
5748 (tree_function_versioning): Cleanup.
5750 2007-01-10 Jan Hubicka <jh@suse.cz>
5752 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5755 2007-01-10 Sa Liu <saliu@de.ibm.com>
5756 Ben Elliston <bje@au.ibm.com>
5758 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5759 for SAVE_NONLOCAL and Pmode for any other save level.
5760 * spu-protos.h (spu_restore_stack_block): Declare.
5761 * spu.md (save_stack_block): Remove.
5762 (restore_stack_block): Call spu_restore_stack_block.
5763 * spu.c (spu_restore_stack_block): New function.
5764 (spu_expand_epilogue): Remove old comment.
5766 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5768 PR tree-optimization/30322
5769 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5770 (cand_value_at): Return the value as aff_tree.
5771 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5772 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5773 aff_combination_mult): New functions.
5774 (aff_combination_add): Use aff_combination_add_cst.
5775 (aff_combination_convert): Allow conversions to a wider type.
5776 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5777 * tree-affine.h (aff_combination_mult): Declare.
5779 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5781 * doc/tm.texi: Update documentation to reflect reality of exec
5782 and start file search behaviours. Update copyright year.
5783 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5784 header file directories.
5786 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5788 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5789 (*cosxf2): Rename to cosxf2_i387.
5790 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5791 using X87MODEF12 mode macro. Rename patterns to
5792 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5794 (*cosdf2, *cossf2): Ditto.
5795 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5796 to match extended input operands.
5797 (sincos<mode>3): New expander.
5798 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5799 insn patterns and corresponding splitters.
5801 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5803 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5804 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5806 2007-01-09 Nicolas Pitre <nico@cam.org>
5809 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5811 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5813 * target.h (struct gcc_target): New field library_rtti_comdat.
5814 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5815 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5816 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5817 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5819 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5821 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5823 2007-01-08 Richard Guenther <rguenther@suse.de>
5825 * tree.h (force_fit_type_double): Export.
5826 (force_fit_type): Remove.
5827 * fold-const.c (force_fit_type_double): New function.
5828 (force_fit_type): Remove.
5829 (int_const_binop): Use it.
5830 (fold_convert_const_int_from_int): Likewise.
5831 (fold_convert_const_int_from_real): Likewise.
5832 (fold_div_compare): Likewise.
5833 (fold_sign_changed_comparison): Likewise.
5834 (fold_unary): Likewise.
5835 (fold_negate_const): Likewise.
5836 (fold_abs_const): Likewise.
5837 (fold_not_const): Likewise.
5838 * c-common.c (shorten_compare): Use force_fit_type_double.
5839 * convert.c (convert_to_pointer): Likewise.
5841 2007-01-08 Richard Guenther <rguenther@suse.de>
5843 * tree.h (build_int_cst_wide_type): Export.
5844 * tree.c (build_int_cst_wide_type): New function.
5845 (build_int_cst_wide): Fix comment.
5846 * builtins.c (fold_builtin_object_size): Use build_int_cst
5847 to build -1 or 0 of the correct type. Use fit_double_type
5848 to check for overflow.
5849 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5851 (decode_field_reference): Likewise.
5852 (all_ones_mask_p): Likewise.
5853 (native_interpret_int): Use build_int_cst_wide_type.
5854 (fold_binary): Use build_int_cst_type to build an all-ones
5856 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5858 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5860 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5862 2007-01-09 Ben Elliston <bje@au.ibm.com>
5864 * genautomata.c (STATS_OPTION): New option.
5865 (stats_flag): New flag.
5866 (gen_automata_option): Handle it.
5867 (initiate_automaton_gen): Ditto.
5868 (write_automata): Output statistics only if stats_flag is
5869 set. Likewise, output time statistics only if time_flag is set.
5870 * doc/md.texi (Processor pipeline description): Document new flag.
5872 2007-01-08 Richard Guenther <rguenther@suse.de>
5874 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5875 * tree.c (build_int_cst_type): Likewise.
5876 (size_in_bytes): Don't call force_fit_type on the result.
5877 (int_fits_type_p): Use fit_double_type.
5878 * fold-const.c (fit_double_type): New function.
5879 (force_fit_type): Use it.
5880 * tree.h (fit_double_type): Export.
5882 2007-01-08 Jan Hubicka <jh@suse.cz>
5884 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5885 * ipa.c (function_and_variable_visibility): Fix return type.
5887 2007-01-08 Richard Guenther <rguenther@suse.de>
5889 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5890 of offset to build the index.
5891 * tree-pretty-print.c (dump_generic_node): Don't build negated
5892 const just for printing.
5893 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5894 * builtins.c (fold_builtin_int_roundingfn): Check if result
5895 fits the type by using force_fit_type and comparing the result.
5896 * predict.c (predict_loops): Use compare_tree_int for comparison.
5897 * tree.c (build_int_cst): Fall back to integer_type_node for
5899 (build_int_cst_wide): Assert type is non-null.
5901 2007-01-08 Roberto Costa <roberto.costa@st.com>
5903 * tree-vrp.c (extract_range_from_cond_expr): New.
5904 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5905 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5907 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5908 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5909 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5910 used as expressions.
5911 * tree-object-size.c (cond_expr_object_size): New.
5912 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5914 2007-01-08 Jan Hubicka <jh@suse.cz>
5916 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5917 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5920 2007-01-08 Richard Guenther <rguenther@suse.de>
5922 PR tree-optimization/23603
5923 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5924 (extract_range_from_binary): Fall back to truthvalue instead of
5925 varying for TRUTH_*_EXPR.
5926 (extract_range_from_comparison): Fall back to truthvalue instead of
5928 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5929 if all visited PHI values were constant.
5931 2007-01-08 Jan Hubicka <jh@suse.cz>
5933 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5934 (cgraph_analyze_function): break out from ...
5935 (cgraph_finalize_compilation_unit): ... here.
5936 (cgraph_expand_function): Remove forgoten commented out line.
5937 (cgraph_optimize): Analyze functions.
5939 2007-01-08 Jan Hubicka <jh@suse.cz>
5941 * tree-pas.h (TODO_remove_function): New flag.
5942 (TODO_update*): Renumber.
5943 (pass_ipa_increase_alignment,
5944 pass_ipa_function_and_variable_visibility): New passes.
5945 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5946 (cgraph_function_and_variable_visibility): Move to ipa.c
5947 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5948 cgraph_increase_alignment.
5949 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5950 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5951 calling tree-inline.
5952 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5953 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5954 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5955 (gate_increase_alignment): New function.
5956 (pass_ipa_increase_alignment): New pass.
5957 * ipa.c: Inline tree-pass.h and timevar.h
5958 (function_and_variable_visibility): Move here from cgraphunit.c
5959 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5960 * passes.c (init_optimization_passes): Add the two new passes.
5961 (execute_todo): Handle cgraph_remove_functions.
5963 2007-01-08 Nick Clifton <nickc@redhat.com>
5965 * config/frv/predicates.md (reg_or_0_operand): Accept
5968 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5970 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5971 * config.gcc: Add bfin*-rtems*.
5973 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5975 * c.opt: Add -flax-vector-conversions.
5976 * c-typeck.c (convert_for_assignment): Pass flag to
5977 vector_types_convertible_p to allow emission of note.
5978 (digest_init): Likewise.
5979 * c-opts.c: Handle -flax-vector-conversions.
5980 * c-common.c (flag_lax_vector_conversions): New.
5981 (vector_types_convertible_p): Unless -flax-vector conversions
5982 has been passed, disallow conversions between vectors with
5983 differing numbers of subparts and/or element types. If such
5984 a conversion is disallowed, possibly emit a note on the first
5985 occasion only to inform the user of -flax-vector-conversions.
5986 The new last argument specifies this.
5987 * c-common.h (flag_lax_vector_conversions): New.
5988 (vector_types_convertible_p): Add extra argument.
5989 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5990 char_type_node for V*QI type vectors.
5991 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5992 Update to satisfy new typechecking rules.
5993 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5995 * doc/invoke.texi (C Dialect Options): Document
5996 -flax-vector-conversions.
5998 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
6000 PR tree-optimization/29877
6001 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
6002 a register variable on the RHS to not be replaceable.
6004 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
6005 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
6006 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
6007 const_simm15, const_pow2, const_npow2): Added.
6008 * config/score/misc.md (insv, extv, extzv, movmemsi,
6009 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
6010 * config/score/score.c (score_address_cost, score_select_cc_mode):
6012 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
6013 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
6014 Update score_print_operand.
6015 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
6016 Adjust register allocate order and update some macro define.
6017 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
6018 mdx_block_move_straight, mdx_block_move_loop_head,
6019 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
6020 mdx_block_move): Added.
6021 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
6022 mdp_limm): Updated and fix some bug and typo.
6023 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
6024 (movsf, movdf, doloop_end): Added.
6026 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
6028 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
6029 config/arm/thumb2.md: Fix comment typos.
6030 * doc/extend.texi: Fix a typo.
6032 2007-01-07 Eric Christopher <echristo@apple.com>
6034 * configure.ac: Check for __stack_chk_fail for darwin.
6035 * configure: Regenerate.
6037 2007-01-07 Richard Guenther <rguenther@suse.de>
6039 * tree-vrp.c (extract_range_from_assert): CSE calls to
6040 compare_values where possible.
6041 (extract_range_from_unary_expr): Likewise.
6043 2007-01-07 Anatoly Sokolov <aesok@post.ru>
6045 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
6046 * config/avr/avr.c (call_insn_operand): Delete function.
6047 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
6048 instead of register number. Use predicates.
6049 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
6050 call_insn_operand): Add.
6052 2007-01-06 Jan Hubicka <jh@suse.cz>
6054 * tree-pass.h (pass_build_cgraph_edges): Declare.
6055 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
6056 (visited_nodes): Remove.
6057 (cgraph_create_edges): Move to cgraphbuild.c; rename to
6058 build_cgrpah_edges; make visited_nodes local.
6059 (cgraph_process_new_functions): DO not call initialize_inline_failed.
6060 (record_references_in_initializer): Move to cgraphbuild.c
6061 (initialize_inline_failed, rebuild_cgraph_edges,
6062 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
6063 (verify_cgraph_node): Make visited_nodes local.
6064 (cgraph_analyze_function): Do not call cgraph_create_edges and
6065 initialize_inline_failed.
6066 (cgraph_expand_function): Do not call cgraph_lower_function;
6067 assert that function is already lowered.
6068 * Makefile.in (cgraphbuild.o): New.
6069 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
6070 at the end of lowering passes.
6072 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
6074 * ifcvt.c (cond_move_convert_if_block): New function, code
6075 factored out from...
6076 (cond_move_process_if_block): ...here. Call the new function
6077 on the THEN and ELSE blocks.
6078 (merge_if_block): Do not copy global_live_at_end, merge_blocks
6079 already takes care of this.
6081 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6084 * tree.h (TREE_OVERFLOW_P): New.
6085 * c-typeck.c (parser_build_unary_op): Warn only if result
6086 overflowed and operands did not.
6087 (parser_build_binary_op): Likewise.
6088 (convert_for_assignment): Remove redundant overflow_warning.
6089 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
6091 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6093 * c-typeck.c (store_init_value): Split over two lines to follow
6094 the GNU coding style.
6096 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
6098 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
6099 __GXX_EXPERIMENTAL_CXX0X__.
6100 * doc/cpp.texi: Same.
6102 2007-01-05 Richard Guenther <rguenther@suse.de>
6105 * tree.c (get_narrower): Do not construct COMPONENT_REFs
6106 with mismatched types. Instead explicitly build a
6107 conversion NOP_EXPR.
6109 2007-01-05 Ian Lance Taylor <iant@google.com>
6111 * c-common.c (decl_with_nonnull_addr_p): New function.
6112 (c_common_truthvalue_conversion): Call it.
6113 * c-typeck.c (build_binary_op): Likewise.
6114 * c-common.h (decl_with_nonnull_addr_p): Declare.
6116 2007-01-05 Jakub Jelinek <jakub@redhat.com>
6119 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
6122 2007-01-05 Joel Brobecker <brobecker@adacore.com>
6124 * doc/install.texi (Final install): Document the fact that
6125 the GNAT runtime should not be stripped.
6127 2007-01-04 Jan Hubicka <jh@suse.cz>
6129 * tree-inline.c (fold_marked_statements): Update operand caches
6130 and EH after folding
6132 2007-01-04 Ian Lance Taylor <iant@google.com>
6134 * c-common.c (check_function_nonnull): Whitespace fix.
6136 2007-01-04 Jan Hubicka <jh@suse.cz>
6138 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
6139 comitted older version of patch.
6140 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
6141 function, celanup cfg and collect garbage.
6143 2007-01-04 Mike Stump <mrs@apple.com>
6145 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
6148 2007-01-04 Eric Christopher <echristo@apple.com>
6150 * libgcc2.c (__bswapsi2): Use SItype.
6151 (__bswapdi2): Use DItype.
6152 * libgcc2.h: Update for above.
6154 2007-01-04 Paul Brook <paul@codesourcery.com>
6156 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
6157 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
6158 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
6159 umulsidi3, umulsidi3adddi, smulsi3_highpart,
6160 umulsi3_highpart): Make conditional on !arm_arch6.
6161 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
6162 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
6163 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
6164 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
6165 umulsi3_highpart_v6): New insns.
6167 2007-01-04 Roger Sayle <roger@eyesopen.com>
6169 * fold-const.c (fold_convert): When casting an expression to void,
6170 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
6171 have a type. Instead of attempting to build a NOP_EXPR, return
6172 these "special" trees directly.
6174 2007-01-04 Joseph Myers <joseph@codesourcery.com>
6176 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
6177 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
6178 rs6000_cost->fp not 0 as adjustment for outer NEG.
6180 2007-01-04 Jan Hubicka <jh@suse.cz>
6182 * cgraph.c (cgraph_release_function_body): New function.
6183 (cgraph_remove_node): Use it.
6184 * cgraph.h (cgraph_release_function_body): Declare.
6185 * cgraphunit.c (cgraph_expand_function): Use it.
6186 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
6187 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
6188 is initialized and while compilation of other function is running.
6189 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
6190 statement CFG annotations from here to ...
6191 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
6193 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
6195 * cfgloop.h (enum li_flags): Make the constants powers of two.
6197 2007-01-04 Jan Hubicka <jh@suse.cz>
6199 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6201 (fold_marked_statements): New function.
6202 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6203 * tree-inline.h (copy_body_data): Add statements_to_fold.
6205 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6207 * config.gcc: Mention libgcc/config.host.
6208 * Makefile.in: Update comments mentioning libgcc.
6209 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6210 (all.cross, start.encap, rest.encap, rest.cross): Update
6211 dependencies for libgcc move.
6212 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6213 (clean-target, clean-target-libgcc): Delete.
6214 (srcdirify, GCC_EXTRA_PARTS): New macros.
6215 (libgcc-support, libgcc.mvars): New rules.
6216 (distclean): Remove mention of mklibgcc.
6217 (install): Don't reference INSTALL_LIBGCC.
6218 (install-common): Don't reference EXTRA_PARTS.
6219 (install-libgcc, install-multilib): Delete rules.
6220 * mklibgcc.in: Delete file.
6221 * doc/configfiles.texi: Don't mention mklibgcc.
6223 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6224 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6225 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6226 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6227 (mklibgcc, ldblspecs): Likewise.
6229 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6230 (posixpre.def): Use $(T).
6231 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6232 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6233 (SHLIB_LINK): Make dummy.
6234 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6236 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6238 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6239 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6240 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6241 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6243 * configure.ac (all_outputs): Remove mklibgcc.
6244 * configure: Regenerated.
6246 2007-01-03 Josh Conner <jconner@apple.com>
6249 * calls.c (compute_argument_addresses): Set stack and stack_slot
6250 for partial args, too.
6251 (store_one_arg): Use locate.size.constant for the size when
6252 generating a save_area.
6254 2007-01-03 Robert Kennedy <jimbob@google.com>
6256 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6257 whose definitions are deleted due to basic block merging.
6259 2007-01-03 Paul Brook <paul@codesourcery.com>
6262 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6264 (use_return_insn): Return 0 for Thumb interrupt functions.
6265 (print_multi_reg): Add rfe argument for IRQ returns.
6266 (arm_output_epilogue): Pop interrupt return address directly into PC.
6267 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6269 2007-01-03 Paul Brook <paul@codesourcery.com>
6271 Merge from sourcerygxx-4_1.
6272 * config/arm/thumb2.md: New file.
6273 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6275 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6276 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6277 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6278 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6280 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6281 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6283 * config/arm/ieee754-sf.S: Ditto.
6284 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6285 (thumb1_base_register_rtx_p): ... to this.
6286 (thumb_index_register_rtx_p): Rename...
6287 (thumb1_index_register_rtx_p): ... to this.
6288 (thumb_output_function_prologue): Rename...
6289 (thumb1_output_function_prologue): ... to this.
6290 (thumb_legitimate_address_p): Rename...
6291 (thumb1_legitimate_address_p): ... to this.
6292 (thumb_rtx_costs): Rename...
6293 (thumb1_rtx_costs): ... to this.
6294 (thumb_compute_save_reg_mask): Rename...
6295 (thumb1_compute_save_reg_mask): ... to this.
6296 (thumb_final_prescan_insn): Rename...
6297 (thumb1_final_prescan_insn): ... to this.
6298 (thumb_expand_epilogue): Rename...
6299 (thumb1_expand_epilogue): ... to this.
6300 (arm_unwind_emit_stm): Rename...
6301 (arm_unwind_emit_sequence): ... to this.
6302 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6303 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6304 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6305 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6306 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6307 thumb2_output_casesi): New functions.
6308 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6309 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6310 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6311 THUMB2_WORK_REGS): Define.
6312 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6313 arm_condexec_mask, arm_condexec_masklen)): New variables.
6314 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6315 (arm_override_options): Check new CPU capabilities.
6316 Set new architecture flag variables.
6317 (arm_isr_value): Handle v7m interrupt functions.
6318 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6320 (const_ok_for_arm): Handle Thumb-2 constants.
6321 (arm_gen_constant): Ditto. Use movw when available.
6322 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6324 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6325 (thumb_find_work_register, arm_load_pic_register,
6326 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6327 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6328 print_multi_reg, output_mov_long_double_fpa_from_arm,
6329 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6330 output_mov_double_fpa_from_arm, output_move_double,
6331 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6332 output_return_instruction, arm_output_function_prologue,
6333 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6334 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6335 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6336 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6337 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6338 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6340 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6341 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6342 (arm_file_start): Output directive for unified syntax.
6343 (arm_unwind_emit_set): Handle stack alignment instruction.
6344 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6345 Add v6t2, v7, v7a, v7r and v7m.
6346 (RETLDM): Add Thumb-2 code.
6347 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6348 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6349 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6350 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6351 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6352 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6353 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6354 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6355 ADJUST_INSN_LENGTH): Define.
6356 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6357 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6358 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6359 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6360 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6361 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6362 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6363 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6364 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6365 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6366 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6367 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6368 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6369 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6370 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6371 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6372 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6374 * config/arm/arm-tune.md: Regenerate.
6375 * config/arm/arm-protos.h: Update prototypes.
6376 * config/arm/vfp.md: Enable patterns for Thumb-2.
6377 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6378 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6379 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6380 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6381 * config/arm/libunwind.S: Add Thumb-2 code.
6382 * config/arm/constraints.md: Update include Thumb-2.
6383 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6384 * config/arm/ieee754-df.S: Ditto.
6385 * config/arm/bpabi.S: Ditto.
6386 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6387 * config/arm/predicates.md (low_register_operand,
6388 low_reg_or_int_operand, thumb_16bit_operator): New.
6389 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6390 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6391 * config/arm/t-arm-elf: Add armv7 multilib.
6392 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6394 (UNSPEC_STACK_ALIGN, ce_count): New.
6395 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6396 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6398 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6399 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6400 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6401 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6402 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6403 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6405 * doc/extend.texi: Document ARMv7-M interrupt functions.
6406 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6408 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6410 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6411 (struct _Unwind_Context): Rename args_size to flags, remove
6412 signal_frame field, add a new args_size field and version field.
6413 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6414 _Unwind_IsExtendedContext): New inline functions.
6415 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6416 Assume by_value array is only present if _Unwind_IsExtendedContext.
6417 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6418 _Unwind_IsSignalFrame.
6419 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6420 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6421 (uw_init_context_1): Initialize context->flags to
6422 EXTENDED_CONTEXT_BIT.
6423 * config/rs6000/linux-unwind.h (frob_update_context): Use
6424 _Unwind_SetSignalFrame.
6426 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6429 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6430 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6433 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6435 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6436 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6437 RET, AT_SP): Remove.
6438 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6441 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6442 * cfgbuild.c (find_basic_blocks): Likewise.
6443 * cfgrtl.c (rtl_create_basic_block): Likewise.
6444 * function.c (temp_slots_at_level): Likewise.
6445 * reg-stack.c (stack_regs_mentioned): Likewise.
6446 * regclass.c (allocate_reg_info): Likewise.
6447 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6448 set_bb_for_stmt, move_block_to_fn): Likewise.
6449 * tree-complex.c (tree_lower_complex): Likewise.
6450 * vec.h (VEC_safe_grow_cleared): New.
6452 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6454 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6456 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6457 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6459 * cfgloopmanip.c (scale_loop_frequencies): Export.
6460 (loopify): Scale the frequencies by prescribed coefficients.
6461 (set_zero_probability): New function.
6462 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6463 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6464 and frequencies according to arguments.
6465 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6467 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6468 * modulo-sched.c (sms_schedule): Set probabilities for entering
6469 versioned loop correctly.
6470 * tree-vect-transform.c (vect_transform_loop): Ditto.
6471 * cfgloop.h (loopify, loop_version): Declaration changed.
6472 (scale_loop_frequencies): Declared.
6474 2007-01-02 Jan Hubicka <jh@suse.cz>
6476 * cgraph.c: Include tree-flow.h
6477 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6479 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6480 * tree-pass.h (pass_all_early_optimizations): Declare.
6481 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6483 (cgraph_analyze_function): Do early_local_passes.
6484 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6485 Do not add referenced vars.
6486 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6488 (gate_all_early_local_passes): New gate.
6489 (pass_early_local_passes): Use new gate.
6490 (execute_early_local_optimizations): New functions.
6491 (gate_all_early_optimizations): New gate.
6492 (pass_all_early_optimizations): New pass.
6493 (execute_free_datastructures): Free SSA only when initialized.
6494 (gate_init_datastructures): Init only when optimizing.
6495 (tree_lowering_passes): Do early local passes when called late.
6496 * tree-profile.c (do_tree_profiling): Don't profile functions added
6498 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6499 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6501 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6502 during early_local_passes.
6503 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6506 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6508 * Makefile.in: Update copyright year.
6510 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6512 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6513 in $(lang_checks) and check-consistency targets.
6515 2007-01-02 Jan Hubicka <jh@suse.cz>
6517 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6518 Do not add referenced vars.
6519 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6521 * passes.c (init_optimization_passes): Put mudflap_2 after
6522 free_datastructures.
6524 2007-01-02 Jan Hubicka <jh@suse.cz>
6526 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6527 Set NOTHROW flag on call statements proved to be nothrow.
6528 Update statement of local calls so new pure/const functions are
6529 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6531 (tree_rest_of_compilation): Register hooks and initialize bitmap
6532 early. Do not set after_inlining flag.
6534 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6536 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6537 HOST_BITS_PER_LONGLONG
6539 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6542 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6543 warning for non-static initializers.
6545 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6547 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6548 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6549 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6550 Always use set_unique_reg_note to add REG_EQUAL notes.
6552 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6555 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6557 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6558 * cfgbuild.c (find_basic_blocks): Likewise.
6559 * cfgrtl.c (rtl_create_basic_block): Likewise.
6560 * function.c (temp_slots_at_level): Likewise.
6561 * reg-stack.c (stack_regs_mentioned): Likewise.
6562 * regclass.c (allocate_reg_info): Likewise.
6563 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6564 set_bb_for_stmt, move_block_to_fn): Likewise.
6565 * tree-complex.c (tree_lower_complex): Likewise.
6566 * vec.h (VEC_safe_grow_cleared): New.
6568 2007-01-02 Ian Lance Taylor <iant@google.com>
6570 * c-common.c (c_common_truthvalue_conversion): When warning about
6571 using an assignment as a truth value, set TREE_NO_WARNING.
6573 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6576 * c.opt (Wold-style-declaration): New.
6577 * doc/invoke.texi (C-only Warning Options): New.
6578 (Wold-style-declaration): Document it.
6579 (Wextra): Enabled by -Wextra.
6580 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6581 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6582 -Wold-style-declaration.
6584 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6586 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6587 * cfgbuild.c (find_basic_blocks): Likewise.
6588 * cfgrtl.c (rtl_create_basic_block): Likewise.
6589 * function.c (temp_slots_at_level): Likewise.
6590 * reg-stack.c (stack_regs_mentioned): Likewise.
6591 * regclass.c (allocate_reg_info): Likewise.
6592 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6593 set_bb_for_stmt, move_block_to_fn): Likewise.
6594 * tree-complex.c (tree_lower_complex): Likewise.
6595 * vec.h (VEC_safe_grow_cleared): New.
6597 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6599 * c-common.c (c_common_nodes_and_builtins): Since variants of
6600 void_type_node get built before it is given a name, we need to
6601 give those variants the name, too.
6602 (complete_array_type): We need to work with the canonical main
6603 type of the array, from which we will build the qualified version.
6604 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6605 * print-tree.c (print_node): Display canonical type information
6607 * stor-layout.c (layout_type): When we don't know the
6608 alignment of a type for which we're building an array, we end up
6609 guessing wrong, so make the type require structural equality.
6610 * tree.c (make_node_stat): When we build a new type, it is its
6612 (build_type_attribute_qual_variant): When building an attribute
6613 variant, its canonical type is the non-attribute variant. However,
6614 if the attributes are target-dependent and they differ, we need to
6615 use structural equality checks for this type.
6616 (build_qualified_type): A qualified type is not equivalent to its
6617 unqualified variant; set the canonical type appropriately.
6618 (build_distinct_type_copy): When building a distinct type from
6619 another type, the new type is its own canonical type.
6620 (build_variant_type_copy): When building a new type variant, we
6621 assume that it is equivalent to the original type.
6622 (build_pointer_type_for_mode): When building a pointer type, also
6623 build a canonical type pointer.
6624 (build_reference_type_for_mode): When building a reference type,
6625 also build a canonical type reference.
6626 (build_index_type): When we can't hash an index type (e.g.,
6627 because its maximum value is negative), the index type requires
6628 structural equality tests.
6629 (build_array_type): Build the canonical form of an array type.
6630 (build_function_type): Function types require structural equality,
6631 because they contain default arguments, attributes, etc.
6632 (build_method_type_directly): Ditto for method types.
6633 (build_offset_type): Build the canonical offset type.
6634 (build_complex_type): Build the canonical vector type.
6635 (make_vector_type): Build the canonical vector type.
6636 * tree.h (TYPE_CANONICAL): New.
6637 (TYPE_STRUCTURAL_EQUALITY_P): New.
6638 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6639 (struct tree_type): Added "canonical" field.
6640 * params.h (VERIFY_CANONICAL_TYPES): New.
6641 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6642 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6643 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6644 * doc/invoke.texi (verify-canonical-types): Document --param
6645 parameter for verifying canonical types.
6647 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6649 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6650 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6651 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6652 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6654 * config/rs6000/e500.h: New.
6655 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6656 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6658 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6659 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6660 TARGET_E500_DOUBLE): Remove.
6661 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6662 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6663 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6664 * config/rs6000/rs6000.c (rs6000_override_options): Use
6667 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6669 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6670 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6671 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6672 rs6000_emit_cmove): Don't check TARGET_E500.
6673 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6674 sordered): Don't check TARGET_E500.
6676 2007-01-01 Eric Christopher <echristo@apple.com>
6678 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6679 HARD_REGISTER_NUM_P.
6681 2007-01-01 Roger Sayle <roger@eyesopen.com>
6683 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6684 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6685 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6688 2007-01-01 Mike Stump <mrs@apple.com>
6690 * configure.ac: Remove support for building with Apple's gcc-3.1.
6692 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6695 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6696 REG is a hard register. Do not modify REG before calling
6698 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6699 multiple of the size of YMODE for certain lowpart cases.
6701 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6704 * gimplify (voidify_wrapper_expr): Update for
6707 2007-01-01 Andreas Schwab <schwab@suse.de>
6710 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6711 save of BR0 in extra_spill_size instead of spill_size.
6712 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6714 (ia64_expand_epilogue): Restore BR0 from its new location.
6716 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6718 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6719 Use a temporary variable if the left hand side is not a gimple
6722 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6724 * gimplify.c (gimplify_return_expr): Make the temporary variable
6725 for the return expression, a gimple register variable.
6727 2007-01-01 Jan Hubicka <jh@suse.cz>
6729 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6732 2007-01-01 Mike Stump <mrs@apple.com>
6734 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6736 * config/darwin.c (machopic_select_rtx_section): Use
6738 (darwin_mergeable_constant_section): Likewise.
6739 * configure: Regenerate.
6740 * config.in: Regenerate.
6742 2007-01-01 Jan Hubicka <jh@suse.cz>
6743 Andrew Pinski <pinskia@gmail.com>
6745 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6746 before starting IPA passes.