1 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
3 PR tree-optimization/30938
4 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
5 use &dt[nargs-1] instead of &dt[nargs] in the call to
8 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
10 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
11 from register elimination as PRE_MODIFY / POST_MODIFY increments.
12 Do not attempt to handle MEM inside auto-inc expressions.
13 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
14 of a register modified by an auto-inc expression. However, do handle
15 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
16 (elimination_effects): Prohibit elimination of a register modified
17 by an auto-inc expression. Disable register elimination rules whose
18 target register is modified by an auto-inc expression with variable
21 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
23 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
25 (array_at_struct_end_p): New function.
26 (idx_infer_loop_bounds): Use it.
27 (estimate_numbers_of_iterations_loop): Export.
28 * predict.c (predict_loops): Use estimated_loop_iterations_int.
29 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
30 (tree_estimate_probability): Call record_loop_exits.
31 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
32 (estimated_loop_iterations, estimated_loop_iterations_int,
33 estimated_loop_iterations_tree): New functions.
34 (analyze_siv_subscript_cst_affine,
35 compute_overlap_steps_for_affine_1_2,
36 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
37 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
38 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
39 (PRED_LOOP_ITERATIONS_GUESSED): New.
40 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
41 * cfgloop.h (estimate_numbers_of_iterations_loop,
42 estimated_loop_iterations_int): Declare.
44 2007-02-25 Mark Mitchell <mark@codesourcery.com>
46 * doc/extend.texi: Document optional priority argument to
47 constructors and destructors.
48 * tree.c (init_priority_for_decl): Adjust GTY markers.
49 (init_ttree): Use priority-info hash functions for
50 init_priority_for_decl.
51 (tree_map_eq): Rename to ...
52 (tree_map_base_eq): ... this.
53 (tree_map_marked_p): Rename to ...
54 (tree_map_base_marked_p): ... this.
55 (tree_map_base_hash): New function.
56 (decl_init_priority_lookup): Rework.
57 (decl_fini_priority_lookup): New function.
58 (decl_priority_info): New function.
59 (decl_init_priority_insert): Use it.
60 (decl_fini_priority_insert): Likewise.
61 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
63 (decl_restrict_base_insert): Likewise.
64 (decl_debug_expr_insert): Likewise.
65 (decl_value_expr_lookup): Likewise.
66 (decl_value_expr_insert): Likewise.
67 * tree.h (priority_type): New type.
68 (decl_init_priority_lookup): Use priority_type.
69 (decl_fini_priority_lookup): New function.
70 (decl_init_priority_insert): Use priority_type.
71 (decl_fini_priority_insert): New function.
72 (DECL_HAS_INIT_PRIORITY): Tweak comments.
73 (DECL_INIT_PRIORITY): Likewise.
74 (SET_DECL_INIT_PRIORITY): Add comment.
75 (DECL_FINI_PRIORITY): New macro.
76 (SET_DECL_FINI_PRIORITY): Likewise.
77 (DEFAULT_INIT_PRIORITY): Document.
78 (MAX_INIT_PRIORITY): Likewise.
79 (MAX_RESERVED_INIT_PRIORITY): Likewise.
80 (tree_map_base): New type.
81 (tree_map_base_eq): New function.
82 (tree_map_base_hash): Likewise.
83 (tree_map_base_marked_p): Likewise.
84 (tree_map): Inherit from tree_map_base.
85 (tree_map_eq): Make it a macro.
86 (tree_map_marked_p): Likewise.
87 (tree_int_map): Inherit from tree_map_base.
88 (tree_int_map_eq): Make it a macro.
89 (tree_int_map_hash): Likewise.
90 (tree_int_map_marked_p): Likewise.
91 (tree_priority_map): New type.
92 (tree_priority_map_eq): New macro.
93 (tree_priority_map_hash): Likewise.
94 (tree_priority_map_marked_p): Likewise.
95 * varasm.c (emults_decl): Adjust for refactoring of tree_map
97 (emutls_common_1): Likewise.
98 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
99 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
100 of tree_map hierarchy.
101 * tree-cfg.c (move_stmt_r): Likewise.
102 (new_label_mapper): Likewise.
103 * c-tree.h (c_expand_body): Move to ...
104 * c-common.h (c_expand_body): ... here.
105 * c-decl.c (c_expand_body): Move to ...
106 * c-common.c (c_expand_body): ... here.
107 (c_common_attribute_table): Allow 1 argument for the constructor
108 and destructor attributes.
109 (get_priority): New function.
110 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
111 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
113 2007-02-24 Jan Hubicka <jh@suse.cz>
116 * tree-inline.c (copy_bb): Produce exact copy of EH info when copying for inlining.
118 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
119 Jan Hubicka <jh@suse.cz>
122 * i386.c (counter_mode): New function.
123 (expand_set_or_movmem_via_loop): Use it.
124 (expand_movmem_epilogue): Likewise; fix pasto.
125 (ix86_expand_movmem): Do emit guard even for constant counts.
126 (ix86_expand_setmem): Likewise.
128 2007-02-25 Nick Clifton <nickc@redhat.com>
130 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
131 (JUMP_TABLES_IN_TEXT_SECTION): Define.
133 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
136 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
137 count argument with 0x10, not with 0x16.
138 (expand_setmem_epilogue): Ditto.
140 2007-02-24 Mike Stump <mrs@apple.com>
142 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
145 2007-02-24 Richard Guenther <rguenther@suse.de>
148 * fold-const.c (fold_binary): Fold x +- CST op x for
151 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
153 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
155 2007-02-24 Jan Hubicka <jh@suse.cz>
157 * cgraphunit.c (decide_is_function_needed): Honor
158 -fkeep-inline-functions.
160 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
162 * builtins.c (fold_builtin_modf): New.
163 (fold_builtin_2): Use it.
165 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
167 * loop-iv.c (implies_p): Detect additional cases where A implies B.
168 (determine_max_iter): Take additional LOOP arg; all callers changed.
169 Lose broken logic dealing with PLUS. Try to limit the upper bound by
170 one using simplifications.
171 (simplify_using_initial_values): Return if the expression becomes
172 invalid due to altered regs.
174 2007-02-23 DJ Delorie <dj@redhat.com>
176 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
178 2007-02-23 Mike Stump <mrs@apple.com>
180 * tlink.c (scan_linker_output): Parse linker messages from
181 darwin9's linker better.
183 2007-02-23 Steve Ellcey <sje@cup.hp.com>
186 * varpool.c (varpool_assemble_pending_decls): Set
187 varpool_last_needed_node to null.
189 2007-02-23 DJ Delorie <dj@redhat.com>
191 * config/i386/i386.c (ix86_data_alignment): Don't specify an
192 alignment bigger than the object file can handle.
194 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
197 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
198 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
199 (*movsf_1): Penalize MMX moves.
201 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
203 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
204 2^32-1 or more times unless flag_unsafe_loop_optimizations.
206 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
208 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
210 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
211 (fold_builtin_1): Use them.
212 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
213 BUILT_IN_SIGNIFICAND.
215 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
217 * config/i386/i386.c (bdesc_1arg): Initialize
218 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
219 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
220 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
221 and IX86_BUILTIN_MOVSLDUP.
223 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
225 PR rtl-optimization/30841
226 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
228 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
230 * builtins.c (fold_builtin_frexp): New.
231 (fold_builtin_2): Use it.
233 2007-02-22 Mark Mitchell <mark@codesourcery.com>
235 * doc/invoke.texi (Spec Files): Document getenv spec function.
237 * gcc.c (getenv_spec_function): New function.
238 (static_spec_functions): Add it.
239 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
240 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
243 2007-02-22 Michael Matz <matz@suse.de
246 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
247 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
249 2007-02-22 Ian Lance Taylor <iant@google.com>
252 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
253 (mem_loc_descriptor): Call it.
255 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
256 Ira Rosen <irar@il.ibm.com>
258 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
260 2007-02-22 Ira Rosen <irar@il.ibm.com>
262 PR tree-optimization/30843
263 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
264 stores only after all the group is vectorized.
266 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
268 PR tree-optimization/30858
269 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
270 in the reduction cycle have a single use in the loop.
271 * tree-vectorizer.h (relevant): Add documentation.
273 2007-02-20 Mike Stump <mrs@apple.com>
275 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
276 * configure: Regenerate.
278 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
280 Change the defaults of some parameters and options.
281 * config/spu/spu-protos.h (spu_optimization_options): Declare.
282 * config/spu/spu.c (spu_optimization_options): Add.
283 (spu_override_options): Change params in spu_optimization_options.
284 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
286 Register 127 is only 16 byte aligned when used as a frame pointer.
287 * config/spu/spu-protos.h (spu_init_expanders): Declare.
288 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
289 HARD_FRAME_POINTER_REGNUM.
290 (spu_legitimate_address): Use regno_aligned_for_reload.
291 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
292 aligned when frame_pointer_needed is true.
293 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
295 * config/spu/spu.h (INIT_EXPANDERS): Define.
297 Make sure shift and rotate instructions have valid immediate operands.
298 * config/spu/predicates.md (spu_shift_operand): Remove.
299 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
300 * config/spu/constraints.md (W, O): Extend range.
301 * config/spu/spu.md (umask, nmask): Define.
302 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
303 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
304 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
305 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
306 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
307 (lshr<mode>3_reg): Fix rtl description.
309 Make sure mulhisi immediate operands are valid.
310 * config/spu/predicates.md (imm_K_operand): Add.
311 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
313 Generate constants using fsmbi and andi.
314 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
315 (print_operand, spu_split_immediate, classify_immediate,
316 fsmbi_const_p): Handle IC_FSMBI2.
318 Correctly handle a CONST_VECTOR containing symbols.
319 * config/spu/spu.c (print_operand): Handle HIGH correctly.
320 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
321 (immediate_load_p): Allow symbols that use 2 instructions to create.
322 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
323 with symbols when flag_pic is set.
324 (const_vector_immediate_p): New.
325 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
326 accept a CONST_VECTOR with symbols.
327 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
328 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
330 * config/spu/spu.md (high, low): Delete.
331 (low_<mode>): Define.
333 Remove INTRmode and INTR_REGNUM, which didn't work.
334 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
336 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
337 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
338 peephole2 pattern): Don't use INTR or 131.
340 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
341 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
342 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
343 (UNSPEC_SET_INTR): Add.
344 * config/spu/spu-modes.def (INTR): Remove.
346 More accurate warnings about run-time relocations.
347 * config/spu/spu.c (reloc_diagnostic): Test in_section.
349 Correctly warn about immediate arguments to specific intrinsics.
350 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
351 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
352 the instruction predicate.
354 Fix tree check errors with latest update.
355 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
357 (spu_expand_builtin): Use CALL_EXPR_FN.
359 Add missing specific intrinsics.
360 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
362 * config/spu/spu_internals.h: Ditto.
364 Fix incorrect operand modifiers.
365 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
366 * config/spu/spu.md (xor<mode>3): Change %S to %J.
368 Optimize one case of zero_extend of a vec_select.
369 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
371 Accept any immediate for hbr.
372 * config/spu/spu.md (hbr): Change s constraints to i.
374 2007-02-21 Paul Brook <paul@codesourcery.com>
376 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
377 condexec_count when skipping USE and CLOBBER.
379 2007-02-21 Nick Clifton <nickc@redhat.com>
381 * common.opt (Warray-bounds): Add Warning attribute.
382 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
384 (fsized-zeroes): Add Optimization attribute.
385 (fsplit-wide-types, ftree-scev-cprop): Likewise.
386 * c.opt (Wc++0x-compat): Add Warning attribute.
388 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
391 * reload1.c (eliminate_regs_in_insn): In the single_set special
392 case, attempt to re-recognize the insn before falling back to
393 having reload fix it up.
395 2007-02-20 Eric Christopher <echristo@gmail.com>
397 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
399 (frv_read_iacc_argument): Ditto.
400 (frv_expand_set_builtin): Take a call instead of arglist, update for
402 (frv_expand_unop_builtin): Ditto.
403 (frv_expand_binop_builtin): Ditto.
404 (frv_expand_cut_builtin): Ditto.
405 (frv_expand_binopimm_builtin): Ditto.
406 (frv_expand_voidbinop_builtin): Ditto.
407 (frv_expand_int_void2arg): Ditto.
408 (frv_expand_prefetches): Ditto.
409 (frv_expand_voidtriop_builtin): Ditto.
410 (frv_expand_voidaccop_builtin): Ditto.
411 (frv_expand_load_builtin): Ditto.
412 (frv_expand_store_builtin): Ditto.
413 (frv_expand_mdpackh_builtin): Ditto.
414 (frv_expand_mclracc_builtin): Ditto.
415 (frv_expand_mrdacc_builtin): Ditto.
416 (frv_expand_mwtacc_builtin): Ditto.
417 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
420 2007-02-20 Janis Johnson <janis187@us.ibm.com>
422 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
423 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
425 (HAVE_GAS_DFP): Check for assembler support of decimal floating
427 * configure: Regenerate.
428 * config.in: Regenerate.
429 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
430 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
431 masks to power6 and power6x and to POWERPC_MASKS.
432 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
434 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
435 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
436 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
437 Access PROTOTYPE as variable, not mask.
439 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
441 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
442 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
443 * combine.c (adjust_for_new_dest): Use it.
444 * postreload.c (reload_combine): Likewise.
446 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
448 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
449 notes on an insn with multiple sets, even if single_set returns
450 non-NULL for that insn.
452 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
454 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
457 2007-02-20 Geoffrey Keating <geoffk@apple.com>
459 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
460 if user didn't pass it.
461 * config/i386/darwin.h (CC1_SPEC): Likewise.
462 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
463 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
464 -mmacosx-version-min.
466 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
467 Uros Bizjak <ubizjak@gmail.com>
469 * optabs.h (enum optab_index): Add new OTI_scalb.
470 (scalb_optab): Define corresponding macro.
471 * optabs.c (init_optabs): Initialize scalb_optab.
472 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
474 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
475 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
476 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
477 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
478 flag_unsafe_math_optimizations is set.
480 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
481 to implement scalbf, scalb and scalbl built-ins as inline x87
484 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
485 DJ Delorie <dj@redhat.com>
488 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
489 (diagnostic_report_diagnostic): ... here, and turn them into real
490 errors. If warnings are inhibited, no need to do anything.
492 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
494 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
495 better code generation.
497 2007-02-20 Ben Elliston <bje@au.ibm.com>
499 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
501 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
503 * config/alpha/alpha.c, config/alpha/alpha.md,
504 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
505 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
506 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
507 config/arm/lib1funcs.asm: Follow spelling conventions.
509 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
510 config/fr30/fr30.md, config/i386/i386.h,
511 config/iq2000/iq2000.h, config/iq2000/predicates.md,
512 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
513 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
514 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
515 config/rs6000/altivec.md, config/rs6000/rs6000.c,
516 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
517 config/sparc/sparc.c, config/sparc/sparc.h,
518 config/sparc/sparc.md, config/spu/constraints.md,
519 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
522 2007-02-20 Alan Modra <amodra@bigpond.net.au>
525 * varasm.c (use_blocks_for_decl_p): Return false for decls with
528 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
530 * doc/invoke.texi (-ftree-lrs): Remove.
532 2007-02-19 Diego Novillo <dnovillo@redhat.com>
534 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
537 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
539 * config/ia64/ia64.c (ia64_expand_builtin): Use the
540 new CALL_EXPR_FN macro for retrieving the function
541 declaration of the input expression.
543 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
545 * c.opt (Waddress): New.
546 * common.opt (Walways-true): Delete.
547 (Wstring-literal-comparison): Delete.
548 * doc/invoke.texi (Warning Options): Delete -Walways-true and
549 -Wstring-literal-comparison. Add -Waddress.
551 (Walways-true): Delete.
552 (Wstring-literal-comparison): Delete.
553 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
554 consistently instead of -Walways-true in example.
555 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
556 * c-typeck.c (parser_build_binary_op): Replace
557 -Wstring-literal-comparison and -Walways-true with -Waddress.
558 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
561 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
563 * tree-cfg.c (dump_function_to_file): Be prepared for functions
564 without DECL_STRUCT_FUNCTION initialized.
566 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
568 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
569 due to calls to functions taking pointers as parameters.
571 2007-02-19 Richard Henderson <rth@redhat.com>
574 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
577 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
579 * config/s390/s390.c (s390_call_saved_register_used,
580 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
581 accessed to the new scheme.
583 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
585 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
586 (cris_print_index, cris_print_operand, cris_print_operand_address)
587 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
588 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
589 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
591 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
592 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
593 GO_IF_LEGITIMATE_ADDRESS): Ditto.
594 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
595 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
596 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
597 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
598 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
599 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
600 (uminsi3, call, call_value): Ditto.
601 (define_split: indir_to_reg_split, unnamed): Ditto.
603 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
605 PR tree-optimization/30975
606 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
609 2007-02-18 Eric Christopher <echristo@gmail.com>
611 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
612 Remove use of arglist.
613 (mips_expand_builtin): Remove use of arglist, pass in expr.
614 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
615 (mips_expand_builtin_movtf): Ditto.
616 (mips_expand_builtin_compare): Ditto.
618 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
620 * tree-sra.c (sra_build_assignment): Replace assertion
621 checking with a comment explaining why it can't be done.
623 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
626 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
627 during CALL_EXPR representation conversion.
628 * tree-ssa-propagate.c (set_rhs): Likewise.
630 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
632 * tree-sra.c (sra_build_assignment): Disable assertion checking
635 2007-02-18 Roger Sayle <roger@eyesopen.com>
637 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
638 instead of calling build2 with a GIMPLE_MODIFY_STMT.
639 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
641 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
642 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
643 gimplify_init_ctor_eval_range, gimple_push_cleanup,
644 gimplify_omp_for, gimplify_omp_atomic_pipeline,
645 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
646 force_gimple_operand): Likewise.
647 * ipa-cp.c (constant_val_insert): Likewise.
648 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
649 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
650 perfect_nestify): Likewise.
651 * langhooks.c (lhd_omp_assignment): Likewise.
652 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
653 lower_copyprivate_clauses, lower_send_clauses,
654 lower_send_shared_vars, expand_parallel_call,
655 expand_omp_for_generic, expand_omp_for_static_nochunk,
656 expand_omp_for_static_chunk, expand_omp_sections,
657 lower_omp_single_copy, lower_omp_for_lastprivate,
658 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
659 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
660 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
663 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
665 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
666 config/sh/sh.md: Follow spelling conventions.
668 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
669 config/frv/predicates.md: Follow spelling conventions.
671 * config/m68k/linux-unwind.h: Fix a comment typo.
672 * target.h: Follow spelling conventions.
674 2007-02-18 Roger Sayle <roger@eyesopen.com>
676 PR rtl-optimization/28173
677 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
678 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
679 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
680 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
681 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
683 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
685 * builtins.c (fold_builtin_load_exponent): New.
686 (fold_builtin_2): Use it.
688 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
690 PR rtl-optimization/30773
691 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
692 if we fail to attach a REG_EQUIV note.
694 2007-02-18 David Edelsohn <edelsohn@gnu.org>
695 Roger Sayle <roger@eyesopen.com>
697 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
699 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
701 * calls.c (initialize_argument_information): Pass original EXP
702 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
703 code to split complex arguments here, as part of initializing the
705 (expand_call): Remove code that builds a list of arguments and
706 inserts implicit arguments into it. Instead, just count how many
707 implicit arguments there will be so we can determine the size of
708 the ARGS array, and let initialize_argument_information do the work.
709 (split_complex_values): Delete unused function.
711 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
713 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
715 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
717 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
718 for arg pointer based indexed addressing.
720 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
722 * config/ia64/ia64.h, config/ia64/ia64.md,
723 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
724 spelling conventions.
726 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
728 * config/m68k/m68k.c (split_di): New.
729 * config/m68k/m68k-protos.h: Declare split_di.
730 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
731 Improve predicate handling and split constant shifts.
733 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
735 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
736 parameter for register bitfield operations, general predicates
739 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
741 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
742 * config/m68k/linux-unwind.h: New file.
744 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
746 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
747 config/i386/athlon.md, config/ia64/ia64.md,
748 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
749 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
750 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
751 tree-ssa-loop-niter.c, tree-vect-analyze.c,
752 tree-vect-transform.c: Fix comment typos.
754 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
756 * sched-deps.c (find_insn_list): Remove.
757 * sched-int.h: Remove the prototype for find_insn_list.
759 2007-02-16 Geoffrey Keating <geoffk@apple.com>
761 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
763 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
764 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
765 darwin_rs6000_override_options.
766 (C_COMMON_OVERRIDE_OPTIONS): Expect
767 darwin_macosx_version_min to be non-NULL always.
768 (TARGET_C99_FUNCTIONS): Likewise.
769 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
770 (DARWIN_MINVERSION_SPEC): New.
771 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
772 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
774 (DARWIN_MINVERSION_SPEC): New.
775 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
777 * config/darwin-c.c (darwin_cpp_builtins): Expect
778 darwin_macosx_version_min to be non-NULL always.
780 * config/rs6000/rs6000.c: Clean up trailing whitespace.
782 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
784 * config/i386/i386.h (x86_use_xchgb): New.
785 (TARGET_USE_XCHGB): New macro.
786 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
787 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
788 Split after reload into bswaphi for shifts of 8.
789 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
790 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
791 or when optimizing for size.
793 2007-02-16 Richard Guenther <rguenther@suse.de>
794 Christian Bruel <christian.bruel@st.com>
796 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
797 DECLs but prefer SSA_NAMEs over DECLs.
799 2007-02-16 Richard Guenther <rguenther@suse.de>
801 * tree-flow-inline.h (single_imm_use_p): Remove.
802 (zero_imm_uses_p): Likewise.
803 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
804 instead of single_imm_use_p.
805 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
808 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
811 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
812 nested double- and backquotes.
814 2007-02-15 Roger Sayle <roger@eyesopen.com>
817 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
818 should be unreachable.
819 (build2_stat): Allow construction of MODIFY_EXPR at any time.
820 For the time being redirect GIMPLE_MODIFY_STMT to the new
821 (renamed) build_gimple_modify_stmt_stat.
822 (build2_gimple_stat): Rename to...
823 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
824 Always build a GIMPLE_MODIFY_STMT node.
825 * tree.h (build2_gimple, build2_gimple_stat): Delete.
826 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
829 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
830 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
831 * tree-complex.c (set_component_ssa_name, expand_complex_move,
832 expand_complex_div_wide): Likewise.
833 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
834 * tree-ssa-loop-im.c (schedule_sm): Likewise.
835 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
836 * tree-ssa-loop-manip.c (create_iv): Likewise.
837 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
838 abs_replacement): Likewise.
839 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
840 realify_fake_stores): Likewise.
842 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
843 node rather than a GIMPLE_MODIFY_STMT node.
844 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
845 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
847 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
848 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
851 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
854 * fold-const.c (fold_comparison): Add back the
855 folding of constant complex comparisions.
857 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
860 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
861 effects unknown to this function, return early.
863 2007-02-15 Ian Lance Taylor <iant@google.com>
865 * lower-subreg.c (move_eh_region_note): New static function.
866 (resolve_simple_move): Call it.
867 (decompose_multiword_subregs): Track blocks for which we resolve a
868 simple move which is also a control flow insn. Pass them to
869 find_many_sub_basic_blocks.
870 (pass_lower_subreg): Add TODO_verify_flow.
871 (pass_lower_subreg2): Likewise.
873 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
874 Brooks Moses <brooks.moses@codesourcery.com>
875 Lee Millward <lee.millward@codesourcery.com>
877 * tree.h (enum tree_code_class): Add tcc_vl_exp.
878 (VL_EXP_CLASS_P): New.
879 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
881 (TREE_OPERAND_CHECK_CODE): Likewise.
882 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
883 (TREE_RTL_OPERAND_CHECK): Likewise.
884 (tree_operand_check_failed): Make second parameter the whole tree
885 instead of its code. Fixed callers.
887 (TREE_OPERAND_LENGTH): New.
888 (VL_EXP_OPERAND_LENGTH): New.
890 (CALL_EXPR_STATIC_CHAIN): New.
891 (CALL_EXPR_ARGS): New.
892 (CALL_EXPR_ARG): New.
893 (call_expr_nargs): New.
894 (CALL_EXPR_ARGP): New.
895 (build_nt_call_list): Declare.
896 (build_vl_exp_stat): Declare.
898 (build_call_list): Declare.
899 (build_call_nary): Declare.
900 (build_call_valist): Declare.
901 (build_call_array): Declare.
902 (call_expr_arg): Declare.
903 (call_expr_argp): Declare.
904 (call_expr_arglist): Declare.
905 (fold_build_call_list): Declare.
906 (fold_build_call_list_initializer): Declare.
907 (fold_call_expr): Declare to replace fold_builtin.
908 (fold_builtin_fputs): Update to agree with modified definition.
909 (fold_builtin_strcpy): Likewise.
910 (fold_builtin_strncpy): Likewise.
911 (fold_builtin_memory_chk): Likewise.
912 (fold_builtin_stxcpy_chk): Likewise.
913 (fold_builtin_strncpy_chk): Likewise.
914 (fold_builtin_next_arg): Likewise.
915 (fold_build_call_expr): Declare.
916 (fold_builtin_call_list): Declare.
917 (fold_builtin_call_valist): Declare.
918 (build_call_expr): Declare.
919 (validate_arglist): Update to agree with modified definition.
920 (tree_operand_length): New.
921 (call_expr_arg_iterator): New.
922 (init_call_expr_arg_iterator): New.
923 (next_call_expr_arg): New.
924 (first_call_expr_arg): New.
925 (more_call_expr_args_p): New.
926 (FOR_EACH_CALL_EXPR_ARG): New.
928 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
930 (tree_code_size): Update documentation. Use sizeof (tree) rather
931 than sizeof (char *).
932 (tree_size): Likewise. Add case for tcc_vl_exp.
933 (tree_node_structure): Add case for tcc_vl_exp.
934 (contains_placeholder_p): Likewise.
935 (substitute_in_expr): Likewise.
936 (substitute_placeholder_in_expr): Likewise.
937 (stabilize_reference_1): Likewise.
938 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
939 to diagnose breakage of this interface for constructing CALL_EXPRs.
940 (build_nt): Add similar assertion here.
941 (build_nt_call_list): New.
942 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
943 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
945 (get_callee_fndecl): Use new CALL_EXPR accessors.
946 (tree_operand_check_failed): Change parameters to pass entire node
947 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
948 (process_call_operands): New.
949 (build_vl_exp_stat): New.
950 (build_call_list): New.
951 (build_call_nary): New.
952 (build_call_valist): New.
953 (build_call_array): New.
954 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
955 (call_expr_arglist): New.
957 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
958 tcc_vl_exp instead of a fixed-size tcc_expression.
960 * doc/c-tree.texi (CALL_EXPR): Document new representation and
961 accessors for CALL_EXPRs.
962 (AGGR_INIT_EXPR): Likewise.
964 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
965 Brooks Moses <brooks.moses@codesourcery.com>
966 Lee Millward <lee.millward@codesourcery.com>
968 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
969 (expand_builtin_nonlocal_goto): Change parameter to be entire
970 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
971 (expand_builtin_prefetch): Likewise.
972 (expand_builtin_classify_type): Likewise.
973 (mathfn_built_in): Return NULL_TREE instead of 0.
974 (expand_errno_check): Use new CALL_EXPR accessors.
975 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
976 Return NULL_RTX instead of 0.
977 (expand_builtin_mathfn_2): Likewise.
978 (expand_builtin_mathfn_3): Likewise.
979 (expand_builtin_interclass_mathfn): Likewise.
980 (expand_builtin_sincos): Likewise.
981 (expand_builtin_cexpi): Likewise.
982 (expand_builtin_int_roundingfn): Likewise.
983 (expand_builtin_int_roundingfn_2): Likewise.
984 (expand_builtin_pow): Likewise.
985 (expand_builtin_powi): Likewise.
986 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
987 of arglist, fixing callers appropriately. Use new CALL_EXPR
988 accessors and constructors. Return NULL_RTX instead of 0.
989 (expand_builtin_strstr): Likewise.
990 (expand_builtin_strchr): Likewise.
991 (expand_builtin_strrchr): Likewise.
992 (expand_builtin_strpbrk): Likewise.
993 (expand_builtin_memcpy): Likewise.
994 (expand_builtin_mempcpy): Likewise.
995 (expand_builtin_mempcpy_args): New.
996 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
997 (expand_builtin_memmove_args): New.
998 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
999 (expand_movstr): Likewise.
1000 (expand_builtin_strcpy): Likewise.
1001 (expand_builtin_strcpy_args): New.
1002 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
1003 (expand_builtin_strncpy): Likewise.
1004 (expand_builtin_memset): Likewise.
1005 (expand_builtin_memset_args): New.
1006 (expand_builtin_bzero): Similarly to expand_builtin_memset.
1007 (expand_builtin_memcmp): Likewise.
1008 (expand_builtin_strcmp): Likewise.
1009 (expand_builtin_strncmp): Likewise.
1010 (expand_builtin_strcat): Likewise.
1011 (expand_builtin_strncat): Likewise.
1012 (expand_builtin_strspn): Likewise.
1013 (expand_builtin_strcspn): Likewise.
1014 (expand_builtin_args_info): Likewise.
1015 (expand_builtin_va_start): Likewise.
1016 (gimplify_va_arg_expr): Likewise.
1017 (expand_builtin_va_end): Likewise.
1018 (expand_builtin_va_copy): Likewise.
1019 (expand_builtin_frame_address): Likewise.
1020 (expand_builtin_alloca): Likewise.
1021 (expand_builtin_bswap): Likewise.
1022 (expand_builtin_unop): Likewise.
1023 (expand_builtin_fputs): Likewise.
1024 (expand_builtin_expect): Likewise.
1025 (expand_builtin_fabs): Likewise.
1026 (expand_builtin_copysign): Likewise.
1027 (expand_builtin_printf): Likewise.
1028 (expand_builtin_fprintf): Likewise.
1029 (expand_builtin_sprintf): Likewise.
1030 (expand_builtin_init_trampoline): Likewise.
1031 (expand_builtin_signbit): Likewise.
1032 (expand_builtin_fork_or_exec): Likewise.
1033 (expand_builtin_sync_operation): Likewise.
1034 (expand_builtin_compare_and_swap): Likewise.
1035 (expand_builtin_lock_test_and_set): Likewise.
1036 (expand_builtin_lock_release): Likewise.
1037 (expand_builtin): Likewise.
1038 (builtin_mathfn_code): Likewise.
1040 (fold_builtin_constant_p): Pass call arguments individually instead
1041 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1042 accessors and constructors. Return NULL_TREE instead of 0.
1043 (fold_builtin_expect): Likewise.
1044 (fold_builtin_classify_type): Likewise.
1045 (fold_builtin_strlen): Likewise.
1046 (fold_builtin_nan): Likewise.
1047 (integer_valued_real_p): Likewise.
1048 (fold_trunc_transparent_mathfn): Likewise.
1049 (fold_fixed_mathfn): Likewise.
1050 (fold_builtin_cabs): Likewise.
1051 (fold_builtin_sqrt): Likewise.
1052 (fold_builtin_cbrt): Likewise.
1053 (fold_builtin_cos): Likewise.
1054 (fold_builtin_cosh): Likewise.
1055 (fold_builtin_tan): Likewise.
1056 (fold_builtin_sincos): Likewise.
1057 (fold_builtin_cexp): Likewise.
1058 (fold_builtin_trunc): Likewise.
1059 (fold_builtin_floor): Likewise.
1060 (fold_builtin_ceil): Likewise.
1061 (fold_builtin_round): Likewise.
1062 (fold_builtin_int_roundingfn): Likewise.
1063 (fold_builtin_bitop): Likewise.
1064 (fold_builtin_bswap): Likewise.
1065 (fold_builtin_logarithm): Likewise.
1066 (fold_builtin_hypot): Likewise.
1067 (fold_builtin_pow): Likewise.
1068 (fold_builtin_powi): Likewise.
1069 (fold_builtin_exponent): Likewise.
1070 (fold_builtin_memset): Likewise.
1071 (fold_builtin_bzero): Likewise.
1072 (fold_builtin_memory_op): Likewise.
1073 (fold_builtin_bcopy): Deleted; call site changed to invoke
1074 fold_builtin_memory_op directly.
1075 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
1076 (fold_builtin_strncpy): Likewise.
1077 (fold_builtin_memcmp): Likewise.
1078 (fold_builtin_strcmp): Likewise.
1079 (fold_builtin_strncmp): Likewise.
1080 (fold_builtin_signbit): Likewise.
1081 (fold_builtin_copysign): Likewise.
1082 (fold_builtin_isascii): Likewise.
1083 (fold_builtin_toascii): Likewise.
1084 (fold_builtin_isdigit): Likewise.
1085 (fold_builtin_fabs): Likewise.
1086 (fold_builtin_abs): Likewise.
1087 (fold_builtin_fmin_fmax): Likewise.
1088 (fold_builtin_carg): Likewise.
1089 (fold_builtin_classify): Likewise.
1090 (fold_builtin_unordered_cmp): Likewise.
1092 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
1093 New functions split out from fold_builtin_1.
1094 (fold_builtin_n): New.
1095 (fold_builtin_varargs): New.
1096 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
1098 (fold_call_expr): New.
1099 (build_function_call_expr): Rewrite to use new helper function.
1100 (fold_builtin_call_list): New.
1101 (build_call_expr): New.
1102 (fold_builtin_call_valist): New.
1103 (rewrite_call_expr): New.
1104 (validate_arg): New.
1105 (validate_arglist): Change parameter to be entire CALL_EXPR instead
1106 of an arglist. Change return type to bool. Use new CALL_EXPR
1109 (fold_builtin_strstr): Pass call arguments individually instead
1110 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1111 accessors and constructors. Return NULL_TREE instead of 0.
1112 (fold_builtin_strchr): Likewise.
1113 (fold_builtin_strrchr): Likewise.
1114 (fold_builtin_strpbrk): Likewise.
1115 (fold_builtin_strcat): Likewise.
1116 (fold_builtin_strncat): Likewise.
1117 (fold_builtin_strspn): Likewise.
1118 (fold_builtin_strcspn): Likewise.
1119 (fold_builtin_fputs): Likewise.
1120 (fold_builtin_next_arg): Likewise.
1121 (fold_builtin_sprintf): Likewise.
1123 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
1124 NULL_RTX instead of 0.
1125 (expand_builtin_memory_chk): Likewise.
1126 (maybe_emit_chk_warning): Likewise.
1127 (maybe_emit_sprintf_chk_warning): Likewise.
1129 (fold_builtin_object_size): Pass call arguments individually instead
1130 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
1131 accessors and constructors. Return NULL_TREE instead of 0.
1132 (fold_builtin_memory_chk): Likewise.
1133 (fold_builtin_stxcpy_chk): Likewise.
1134 (fold_builtin_strncpy_chk): Likewise.
1135 (fold_builtin_strcat_chk): Likewise.
1136 (fold_builtin_strcat_chk): Likewise.
1137 (fold_builtin_strncat_chk): Likewise.
1138 (fold_builtin_sprintf_chk): Likewise.
1139 (fold_builtin_snprintf_chk): Likewise.
1140 (fold_builtin_printf): Likewise.
1141 (fold_builtin_vprintf): Likewise.
1143 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
1145 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
1146 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1147 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
1148 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
1149 (fold_unary): Likewise.
1150 (fold_binary): Likewise.
1151 (fold_ternary): Remove CALL_EXPR case, since they are no longer
1152 ternary expressions.
1153 (fold): Add logic for tcc_vl_exp.
1154 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
1155 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1156 (fold_build3_stat): Add assertion to flag broken interface for
1157 constructing CALL_EXPRs.
1158 (fold_build_call_list): New.
1159 (fold_build_call_list_initializer): New.
1160 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1162 (fold_strip_sign_ops): Likewise.
1164 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1165 Brooks Moses <brooks.moses@codesourcery.com>
1166 Lee Millward <lee.millward@codesourcery.com>
1168 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1169 accessors and dump arguments explicitly.
1171 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1173 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1175 (print_call_name): Use new CALL_EXPR accessors.
1177 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1178 CALL_EXPR arguments explicitly instead of as a list. Use
1179 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1181 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1182 (vrp_visit_stmt): Likewise.
1184 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1185 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1187 (force_move_till_expr): Likewise.
1189 * targhooks.c (default_external_stack_protect_fail): Use
1190 build_call_expr instead of build_function_call_expr.
1191 (default_hidden_stack_protect_fail): Likewise.
1193 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1196 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1197 and walk arguments explicitly.
1199 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1200 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1201 (expand_simple_operations): Likewise.
1202 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1204 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1205 of TREE_CODE_LENGTH.
1206 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1208 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1209 instead of TREE_CODE_LENGTH.
1211 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1212 (tree_ic_transform): Likewise.
1213 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1214 parameter instead of arglist. Fix callers.
1215 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1216 (tree_stringops_transform): Likewise.
1217 (tree_indirect_call_to_profile): Likewise.
1218 (tree_stringops_values_to_profile): Likewise.
1220 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1221 (eliminate_tail_call): Likewise.
1223 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1225 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1226 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1228 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1230 * omp-low.c (build_omp_barrier): Use build_call_expr.
1231 (lower_rec_input_clauses): Likewise.
1232 (lower_reduction_clauses): Likewise.
1233 (expand_parallel_call): Likewise.
1234 (maybe_catch_exception): Likewise.
1235 (expand_omp_for_generic): Likewise.
1236 (expand_omp_for_static_nochunk): Likewise.
1237 (expand_omp_sections): Likewise.
1238 (lower_omp_single_simple): Likewise.
1239 (lower_omp_single_copy): Likewise.
1240 (lower_omp_master): Likewise.
1241 (lower_omp_ordered): Likewise.
1242 (lower_omp_critical): Likewise.
1244 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1245 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1247 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1248 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1249 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1251 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1252 and generalize to handle any number of operands.
1253 (chrec_contains_undetermined): Likewise.
1254 (tree_contains_chrecs): Likewise.
1255 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1257 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1259 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1260 fold_call_expr instead of fold_builtin.
1261 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1262 match declarations there.
1263 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1266 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1267 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1269 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1270 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1272 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1275 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1276 (execute_cse_sincos): Use new CALL_EXPR accessors.
1278 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1280 * gimple-low.c (lower_function_body): Use build_call_expr.
1281 (lower_builtin_setjmp): Likewise.
1283 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1284 (set_storage_via_libcall): Likewise.
1285 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1286 instead of TREE_CODE_LENGTH.
1287 (expand_expr_real_1): Use new CALL_EXPR accessors.
1289 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1290 generalize to handle any number of operands.
1291 (TB_parent_eq): Likewise.
1293 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1294 (strip_builtin_expect): Likewise.
1296 * function.c (gimplify_parameters): Use build_call_expr.
1298 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1299 instead of TREE_CODE_LENGTH.
1301 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1302 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1304 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1307 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1308 (gimplify_decl_expr): Likewise.
1309 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1310 Use new CALL_EXPR iterators.
1311 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1312 (gimplify_modify_expr_to_memset): Likewise.
1313 (gimplify_variable_sized_compare): Likewise.
1314 (gimplify_omp_atomic_fetch_op): Likewise.
1315 (gimplify_omp_atomic_pipeline): Likewise.
1316 (gimplify_omp_atomic_mutex): Likewise.
1317 (gimplify_function_tree): Likewise.
1319 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1320 (call_expr_flags): Likewise.
1321 (expand_call): Likewise.
1323 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1324 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1327 * coverage.c (create_coverage): Use build_call_expr.
1329 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1330 (temp_call_expr_obstack): New.
1331 (pool_copy_list): Delete.
1332 (temp_copy_call_expr): New.
1333 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1334 CALL_EXPR accessors. Get rid of special goo for copying argument
1335 lists and use temp_copy_call_expr instead.
1336 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1337 CALL_EXPR accessors.
1338 (create_expression_by_pieces): Likewise. Use build_call_array
1339 to construct the result instead of fold_build3.
1340 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1341 dealing with argument lists.
1342 (init_pre): Remove references to expression_node_pool and
1343 list_node_pool. Init temp_call_expr_obstack instead.
1344 (fini_pre): Remove references to expression_node_pool and
1347 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1348 and walk arguments explicitly instead of as a list.
1350 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1351 (mx_register_decls): Likewise.
1352 (mudflap_register_call): Likewise.
1353 (mudflap_finish_file): Likewise.
1355 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1356 (ipa_callsite_compute_param): Likewise.
1358 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1359 accessors and constructor.
1361 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1362 accessors and constructor.
1363 (convert_tramp_reference): Likewise.
1364 (convert_call_expr): Likewise.
1365 (finalize_nesting_tree_1): Likewise.
1367 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1370 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1372 * tree-inline.c (initialize_inlined_parameters): Pass entire
1373 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1375 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1376 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1378 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1379 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1380 (vectorizable_reduction): Likewise.
1381 (vectorizable_call): Use new CALL_EXPR iterators.
1382 (vectorizable_conversion): Use build_call_expr.
1383 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1384 (vect_gen_widened_results_half): Use build_call_expr.
1385 (vect_setup_realignment): Likewise.
1386 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1388 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1389 (pass_through_call): Likewise.
1390 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1393 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1394 (tree_gen_pow2_profiler): Likewise.
1395 (tree_gen_one_value_profiler): Likewise.
1396 (tree_gen_ic_func_profiler): Likewise.
1397 (tree_gen_average_profiler): Likewise.
1398 (tree_gen_ior_profiler): Likewise.
1400 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1401 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1402 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1404 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1405 of TREE_CODE_LENGTH.
1407 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1408 of TREE_CODE_LENGTH.
1410 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1412 (convert_to_integer): Likewise.
1414 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1417 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1418 Brooks Moses <brooks.moses@codesourcery.com>
1419 Lee Millward <lee.millward@codesourcery.com>
1421 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1423 * config/frv/frv.c (frv_expand_builtin): Likewise.
1424 * config/s390/s390.c (s390_expand_builtin): Likewise.
1426 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1427 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1429 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1430 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1431 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1432 (ix86_expand_store_builtin): Likewise.
1433 (ix86_expand_unop_builtin): Likewise.
1434 (ix86_expand_unop1_builtin): Likewise.
1435 (ix86_expand_sse_compare): Likewise.
1436 (ix86_expand_sse_comi): Likewise.
1437 (ix86_expand_vec_init_builtin): Likewise.
1438 (ix86_expand_vec_ext_builtin): Likewise.
1439 (ix86_expand_vec_set_builtin): Likewise.
1440 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1442 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1443 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1445 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1446 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1447 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1449 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1451 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1452 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1453 arglist. Use new CALL_EXPR accessors. Fix callers.
1454 (altivec_expand_abs_builtin): Likewise.
1455 (rs6000_expand_binop_builtin): Likewise.
1456 (altivec_expand_predicate_builtin): Likewise.
1457 (altivec_expand_lv_builtin): Likewise.
1458 (spe_expand_stv_builtin): Likewise.
1459 (altivec_expand_stv_builtin): Likewise.
1460 (rs6000_expand_ternop_builtin): Likewise.
1461 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1462 (altivec_expand_st_builtin): Likewise.
1463 (altivec_expand_dst_builtin): Likewise.
1464 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1465 arglist. Use new CALL_EXPR accessors. Fix callers.
1466 (altivec_expand_vec_set_builtin): Likewise.
1467 (altivec_expand_vec_ext_builtin): Likewise.
1468 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1469 (spe_expand_builtin): Likewise.
1470 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1471 arglist. Use new CALL_EXPR accessors. Fix callers.
1472 (spe_expand_evsel_builtin): Likewise.
1473 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1474 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1476 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1477 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1478 (arm_expand_unop_builtin): Likewise.
1479 (arm_expand_builtin): Use new CALL_EXPR accessors.
1481 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1484 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1485 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1486 (bfin_expand_unop_builtin): Likewise.
1487 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1489 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1490 Brooks Moses <brooks.moses@codesourcery.com>
1491 Lee Millward <lee.millward@codesourcery.com>
1493 * c-semantics.c (build_stmt): Add internal diagnostic check.
1495 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1496 accessors. Print arguments explicitly instead of as a list.
1498 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1500 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1501 (c_finish_omp_flish): Likewise.
1503 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1504 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1505 instead of TREE_CODE_LENGTH.
1506 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1507 (c_warn_unused_result): Likewise.
1509 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1512 * doc/invoke.texi (Warning Options): Remove
1513 -Werror-implicit-function-declaration.
1514 (Wimplicit-function-declaration): Update description.
1515 * opts.c (common_handle_option): Move handling of -Werror=* to...
1516 (enable_warning_as_error): ...here.
1517 * opts.h (enable_warning_as_error): Declare.
1518 * c-decl.c (implicit_decl_warning): Unless
1519 -Wno-implicit-function-declaration is given, emit a pedwarn if
1520 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1521 * c.opt (Wimplicit-function-declaration): Replace
1522 mesg_implicit_function_declaration with
1523 warn_implicit_function_declaration.
1524 * c-opts.c (c_common_handle_option):
1525 -Werror-implicit-function-declaration is exactly equal as
1526 -Werror=implicit-function-declaration.
1527 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1528 warn_implicit_function_declaration.
1529 (c_common_post_options): -Wimplict-function-declaration is enabled
1530 by default by -std=c99, otherwise is disabled by default.
1531 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1533 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1535 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1536 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1537 former is ignored but not the latter.
1539 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1541 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1542 is made and the reference doesn't use the alias set of its type,
1543 do not create the temporary using that type.
1545 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1547 * jump.c: Remove prototypes for delete_computation and
1548 delete_prior_computation.
1550 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1552 * jump.c (get_label_after): Delete.
1553 (get_label_before, delete_computation, delete_jump,
1554 delete_prior_computation, follow_jumps): Move...
1555 * reorg.c (delete_computation, delete_prior_computation): ... here...
1556 (get_label_before, delete_jump): ... making these static ...
1557 (follow_jumps): ... and simplifying this since it only runs after
1559 * rtl.h (get_label_after, get_label_before, delete_jump,
1560 follow_jumps): Delete prototypes.
1562 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1564 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1566 2007-02-15 Nick Clifton <nickc@redhat.com>
1568 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1569 order to prevent it from being munged by the target.
1571 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1573 * config/i386/i386.md: Remove misleading comment.
1575 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1577 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1578 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1581 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1583 * tree-sra.c (instantiate_missing_elements): Canonicalize
1585 (sra_build_assignment): New.
1586 (generate_copy_inout, generate_element_copy,
1587 generate_element_zero, generate_one_element_init): Use it.
1589 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1591 * tree-sra.c (instantiate_missing_elements): Canonicalize
1593 (sra_build_assignment): New.
1594 (generate_copy_inout, generate_element_copy,
1595 generate_element_zero, generate_one_element_init): Use it.
1597 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1599 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1602 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1604 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1605 types as aggregates not scalars.
1606 * function.c (assign_stack_temp_for_type): Likewise.
1608 2007-02-14 Roger Sayle <roger@eyesopen.com>
1609 Zdenek Dvorak <dvorakz@suse.cz>
1611 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1614 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1616 * passes.c (next_pass_1): Clear the next field of the copied
1619 2007-02-14 Richard Henderson <rth@redhat.com>
1621 * tree-sra.c (early_sra): New.
1622 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1623 (tree_sra_early, pass_sra_early): New.
1624 * tree-pass.h (pass_sra_early): Declare.
1625 * passes.c (init_optimization_passes): Use it.
1627 2007-02-14 Richard Guenther <rguenther@suse.de>
1629 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1631 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1633 PR tree-optimization/30771
1634 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1636 (vect_analyze_operations): Induction phis can now be marked as
1638 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1639 Update documentation accordingly.
1641 2007-02-14 Nick Clifton <nickc@redhat.com>
1643 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1644 most 3 arguments are supported.
1645 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1647 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1649 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1650 Ensure dst->current is valid.
1652 2007-02-13 Paul Brook <paul@codesourcery.com>
1654 * config.gcc: Add arm*-*-uclinux-*eabi.
1655 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1656 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1657 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1658 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1659 (LINK_SPEC): Define.
1661 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1663 * config/arm/uclinux-eabi.h: New file.
1664 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1665 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1668 2007-02-13 Ian Lance Taylor <iant@google.com>
1670 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1671 * flags.h (warn_strict_overflow): Declare.
1672 (enum warn_strict_overflow_code): Define.
1673 (issue_strict_overflow_warning): New static inline function.
1674 * opts.c (warn_strict_overflow): New variable.
1675 (common_handle_option): Handle OPT_Wstrict_overflow and
1676 OPT_Wstrict_overflow_.
1677 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1679 * fold-const.c: Include intl.h.
1680 (fold_deferring_overflow_warnings): New static variable.
1681 (fold_deferred_overflow_warning): New static variable.
1682 (fold_deferred_overflow_code): New static variable.
1683 (fold_defer_overflow_warnings): New function.
1684 (fold_undefer_overflow_warnings): New function.
1685 (fold_undefer_and_ignore_overflow_warnings): New function.
1686 (fold_deferring_overflow_warnings_p): New function.
1687 (fold_overflow_warning): New static function.
1688 (make_range): Add strict_overflow_p parameter. Change all
1690 (extract_muldiv, extract_muldiv_1): Likewise.
1691 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1692 tree_expr_nonnegative_p.
1693 (fold_negate_expr): Call fold_overflow_warning.
1694 (fold_range_test): Likewise.
1695 (fold_comparison): Likewise.
1696 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1697 instead of tree_expr_nonnegative_p.
1698 (tree_expr_nonnegative_warnv_p): Rename from
1699 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1700 (tree_expr_nonnegative_p): New function.
1701 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1702 strict_overflow_p parameter.
1703 (tree_expr_nonzero_p): New function.
1704 * passes.c (verify_interpass_invariants): New static function.
1705 (execute_one_pass): Call it.
1706 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1708 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1709 (estimate_numbers_of_iterations): Likewise.
1710 (scev_probably_wraps_p): Likewise.
1711 * tree-ssa-ccp.c: Include "toplev.h".
1712 (evaluate_stmt): Defer fold overflow warnings until we know we are
1714 (struct fold_stmt_r_data): Add stmt field.
1715 (fold_stmt_r): Defer fold overflow warnings until we know we
1717 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1718 (fold_stmt_inplace): Likewise.
1719 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1720 (cleanup_control_expr_graph): Defer fold overflow warnings until
1721 we know we are going to optimize.
1722 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1723 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1725 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1726 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1727 * tree-ssa-loop-manip.c (create_iv): Likewise.
1728 * c-typeck.c (build_conditional_expr): Likewise.
1729 (build_binary_op): Likewise.
1730 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1731 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1732 (extract_range_from_unary_expr): Likewise.
1733 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1734 assuming that signed overflow does not occur.
1735 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1736 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1737 (fold_defer_overflow_warnings): Declare.
1738 (fold_undefer_overflow_warnings): Declare.
1739 (fold_undefer_and_ignore_overflow_warnings): Declare.
1740 (fold_deferring_overflow_warnings_p): Declare.
1741 (tree_expr_nonzero_warnv_p): Declare.
1742 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1744 (Warning Options): Document -Wstrict-overflow.
1745 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1746 (tree-ssa-ccp.o): Likewise.
1747 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1748 (fold-const.o): Depend on intl.h.
1750 2007-02-13 Ian Lance Taylor <iant@google.com>
1753 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1756 2007-02-13 Stuart Hastings <stuart@apple.com>
1758 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1760 2007-02-13 Richard Henderson <rth@redhat.com>
1762 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1763 handled_component_p before looking for the indirect_ref.
1765 2007-02-13 Richard Henderson <rth@redhat.com>
1767 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1768 remove flags clobber.
1769 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1770 (bswaphi_lowpart): New.
1771 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1772 remove TARGET_BSWAP test. Delete expander of the same name.
1774 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1775 (expand_unop): Use them.
1777 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1779 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1780 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1781 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1782 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1783 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1784 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1785 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1786 assembler dialect choice from asm templates.
1788 2007-02-12 Richard Henderson <rth@redhat.com>
1790 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1791 (fixuns_trunc<SSEMODEF>si2): Use it.
1792 * config/i386/sse.md (vec_setv4sf_0): Export.
1793 * config/i386/i386.c (ix86_build_const_vector): Export.
1794 (ix86_split_convert_uns_si_sse): Rename from
1795 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1796 * config/i386/i386-protos.h: Update.
1798 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1801 * c-typeck.c (c_finish_return): Improve warning message.
1803 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1805 * alias.c (find_symbolic_term): Delete unused function.
1807 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1809 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1810 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1811 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1813 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1815 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1816 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1817 the function, temporarily point the debug interface to the null one.
1819 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1821 * dwarf2out.c (round_up_to_align): New static function.
1822 (field_byte_offset): Use it to round the offset.
1824 2007-02-12 Richard Henderson <rth@redhat.com>
1826 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1827 (inswl_const): Export.
1829 2007-02-12 Richard Henderson <rth@redhat.com>
1831 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1832 result mode of the libcall, convert back to outmode.
1834 2007-02-12 Roger Sayle <roger@eyesopen.com>
1836 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1837 (bswapdi2): New define_expand to implement 32-bit implementation.
1839 2007-02-12 Nick Clifton <nickc@redhat.com>
1841 * doc/invoke.texi (Overall Options): Document --help=.
1842 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1843 (cc1_options): Pass --help= on to cc1.
1844 (display_help): Add description of --help=.
1845 (process_command): Add code to handle --help=. Allow translated
1846 --help and --target-help switches to be passed on to compiler
1848 (main): Remove unused if statement.
1849 * opts.c (columns): Remove.
1850 (LEFT_COLUMN): Define.
1851 (wrap_help): Add columns argument.
1852 (print_filtered_help): Change parameters to be an include bitmask,
1853 an exclude bitmask, an any bitmask and the column width. Move the
1854 code to display the params list here. Add code to display the
1855 status of options rather than their descriptions if the quiet flag
1857 (print_specific_help): Change parameters to be an include bitmask,
1858 an exclude bitmask and an any bitmask. Move code to look up the
1859 column width here. Decide upon the title for an options listing.
1860 (common_handle_options): Add code to handle --help=. Adapt code
1861 for --help and --target-help to use the revised form of the
1862 print_specific_help function.
1863 (print_help): Delete.
1864 (print_param_help): Delete.
1865 (print_switch): Delete.
1866 * opts.h (cl_lang_count): Add prototype.
1867 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1868 CL_MAX_OPTION_CLASS): New defines.
1869 * optc-gen.awk: Add construction of cl_lang_count.
1870 * c.opt: Add Warning attribute to warning options and Optimization
1871 attribute to optimization options.
1872 * common.opt: Likewise.
1874 Add -fhelp and -ftarget-help as aliases for the transformed --help
1875 and --target-help options.
1876 * opt-functions.awk: Add code to handle Warning and Optimization
1879 2007-02-12 Richard Henderson <rth@redhat.com>
1881 * config/alpha/constraints.md: New file.
1882 * config/alpha/alpha.c: Include tm-constrs.h.
1883 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1884 alpha_extra_constraint): Remove.
1885 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1886 * config/alpha/alpha-protos.h: Update.
1887 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1888 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1889 (EXTRA_CONSTRAINT): Remove.
1890 * config/alpha/alpha.md: Include constraints.md.
1891 (adddi splitter): Use satisfies_constraint_*.
1892 * config/alpha/predicates.md (add_operand): Likewise.
1893 (sext_add_operand, addition_operation): Likewise.
1895 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1897 PR tree-optimization/29145
1898 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1899 in our handling of restrict qualified pointers.
1901 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1904 * doc/invoke.texi (Wunused-value): Update description.
1905 (Wextra): Delete item.
1906 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1907 value of Wunused-value.
1908 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1909 (c_finish_stmt_expr): Don't check extra_warnings.
1910 (emit_side_effect_warnings): The caller is responsible to check
1913 2007-02-11 Roger Sayle <roger@eyesopen.com>
1914 Matt Thomas <matt@3am-software.com>
1916 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1918 2007-02-11 Roger Sayle <roger@eyesopen.com>
1920 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1921 comparisons of POPCOUNT against zero.
1922 (simplify_const_relational_operation): Likewise.
1924 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1926 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1928 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1930 * dwarf2out.c (root_type): Delete unused function.
1932 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1934 * genattrtab.c (contained_in_p): Delete unused function.
1935 (write_expr_attr_cache): Likewise.
1937 2007-02-11 Jan Hubicka <jh@suse.cz>
1939 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1942 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1944 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1945 to add the REG_EQ* note.
1946 * see.c (see_merge_one_use_extension): Likewise.
1947 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1948 turn REG_EQUAL notes into REG_EQUIV notes if the target
1949 register may have more than one set.
1950 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1951 * gcse.c (try_replace_reg): Likewise.
1952 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1953 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1954 more than one REG_EQUIV note.
1955 * reload1.c (gen_reload): Use set_unique_reg_note.
1957 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1959 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1960 (ix86_builtin_conversion): New function.
1962 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1965 * tree.h (DECL_REPLACEABLE_P): New macro.
1966 * except.c (set_nothrow_function_flags): Likewise.
1968 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1969 Ira Rosen <irar@il.ibm.com>
1970 Dorit Nuzman <dorit@il.ibm.com>
1972 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1973 * targhooks.c (default_builtin_vectorized_conversion): New.
1974 * targhooks.h (default_builtin_vectorized_function): New declaration.
1975 * target.h (struct vectorize): Add builtin_conversion field.
1976 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1977 stmt_vec_info_type value.
1978 (vectorizable_conversion): New declaration.
1979 * tree-vect-analyze.c (vect_analyze_operations): Add
1980 vectorizable_conversion call.
1981 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1982 * tree-vect-transform.c (vectorizable_conversion): New function.
1983 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1984 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1986 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1987 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1988 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1989 or ALTIVEC_BUILTIN_VCFSX.
1991 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1994 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1995 CONST_DOUBLE and operand 0 is a hard register.
1996 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1997 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1998 is a hard floating-point register.
2000 2007-02-10 Richard Henderson <rth@redhat.com>
2001 Jakub Jelinek <jakub@redhat.com>
2002 Alexandre Oliva <aoliva@redhat.com>
2004 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
2005 * builtin-types.def (BT_WORD): Make unsigned.
2006 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
2007 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
2008 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
2009 * c-decl.c (grokdeclarator): Don't error if !have_tls.
2010 * c-parser.c (c_parser_omp_threadprivate): Likewise.
2011 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
2013 * expr.c (emutls_var_address): New.
2014 (expand_expr_real_1): Expand emulated tls.
2015 (expand_expr_addr_expr_1): Likewise.
2016 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
2017 * output.h (emutls_finish): Declare.
2018 * toplev.c (compile_file): Call it.
2019 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
2020 address before wrapping in CONST.
2021 * varasm.c (emutls_htab, emutls_object_type): New.
2022 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
2023 (get_emutls_object_name, get_emutls_object_type): New.
2024 (get_emutls_init_templ_addr, emutls_decl): New.
2025 (emutls_common_1, emutls_finish): New.
2026 (assemble_variable): When emulating tls, swap decls; generate
2027 constructor for the emutls objects.
2028 (do_assemble_alias): When emulating tls, swap decl and target name.
2029 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
2031 * varpool.c (decide_is_variable_needed): Look at force_output.
2032 Recurse for emulated tls.
2033 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
2034 with decide_is_variable_needed.
2035 * emutls.c: New file.
2036 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
2037 tls_object for real tls.
2039 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
2041 PR rtl-optimization/29599
2042 * reload1.c (eliminate_regs_in_insn): Take the destination
2043 mode into account when computing the offset.
2045 2007-02-09 Stuart Hastings <stuart@apple.com>
2046 Richard Henderson <rth@redhat.com>
2048 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2049 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
2050 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
2051 fixuns_truncdfhi2): New.
2052 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
2053 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
2054 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
2055 (floatunssidf2): Allow nonimmediate source.
2056 * gcc/config/i386/sse.md (movdi_to_sse): New.
2057 (vec_concatv2di): Drop '*'.
2058 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
2059 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2060 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
2062 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
2063 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
2064 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
2065 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
2066 (ix86_build_signbit_mask): Fix decl of v, refactor to call
2067 ix86_build_const_vector.
2068 (x86_emit_floatuns): Rewrite.
2070 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2072 * genautomata.c (longest_path_length): Delete unused function.
2073 (struct state): Delete unused longest_path_length.
2074 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
2075 (get_free_state): Delete unused.
2077 2007-02-09 Jan Hubicka <jh@suse.cz>
2079 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
2080 * doc/invoke.texi (inline-unit-growth): Update default value.
2082 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
2083 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
2084 (rebuild_cgraph_edges): Likewise.
2085 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
2086 (dump_cgraph_node): Dump frequencies.
2087 (cgraph_clone_edge): Add frequency scales.
2088 (cgraph_clone_node): Add freuqnecy.
2089 * cgraph.h (cgraph_edge): Add freuqnecy argument.
2090 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
2091 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
2092 * tree-pass.h (TODO_rebuild_frequencies): New constant.
2093 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
2094 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
2095 (save_inline_function_body): Likewise.
2096 * ipa-inline.c: inluce rtl.h
2097 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
2098 (cgraph_edge_badness): Use frequencies.
2099 (cgraph_decide_recursive_inlining): Update clonning.
2100 (cgraph_decide_inlining_of_small_function): Dump frequency.
2101 * predict.c (estimate_bb_frequencies): Export.
2102 * predict.h (estimate_bb_frequencies): Declare.
2103 * tree-inline.c (copy_bb): Watch overflows.
2104 (expand_call_inline): Update call of cgraph_create_edge.
2105 (optimize_inline_calls): Use TODO flags to update frequnecies.
2106 * passes.h: Include predict.h
2107 (init_optimization_passes): Move profile ahead.
2108 (execute_function_todo): Handle TODO_rebuild_frequencies.
2110 2007-02-09 Roger Sayle <roger@eyesopen.com>
2112 * config/alpha/alpha.c (emit_insxl): Force the first operand of
2113 the insbl or inswl pattern into a register.
2115 2007-02-09 Roger Sayle <roger@eyesopen.com>
2117 * config/ia64/ia64.md (bswapdi2): New define_insn.
2119 2007-02-09 Richard Henderson <rth@redhat.com>
2121 * config/i386/constraints.md (Ym): New constraint.
2122 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
2123 (movdi_1_rex64): Split sse and xmm general register moves from
2124 memory move alternatives. Use conditional register constraints.
2125 (movsf_1, movdf_integer): Likewise.
2126 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
2127 (movdf_integer_rex64): New.
2128 (pushsf_rex64): Fix output constraints.
2129 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
2130 (sse2_stored): Likewise.
2131 (sse2_storeq_rex64): New.
2132 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
2133 amd and not generic.
2134 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
2135 for optimize_size. Remove SF/DFmode hack.
2137 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
2139 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
2142 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
2143 Richard Sandiford <richard@codesourcery.com>
2145 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
2146 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
2147 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
2148 m68k/t-mlib to tmake_file.
2149 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
2150 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
2151 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
2152 Allow it to be cf or m68k. Set m68k_arch_family. If that
2153 variable is not empty, add t-$m68k_arch_family to tmake_file.
2154 Add t-mlibs to tmake_file.
2155 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
2156 * config/m68k/t-cf: New file.
2157 * config/m68k/t-m68k: Likewise.
2158 * config/m68k/t-mlibs: Likewise.
2159 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2160 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2161 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2162 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2163 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2165 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2166 (INSTALL_LIBGCC): Delete.
2167 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2168 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2169 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2170 (M68K_MLIB_CPU): Define.
2171 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2172 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2173 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2175 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2176 Richard Guenther <rguenther@suse.de>
2179 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2180 against INT_MIN/INT_MAX.
2181 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2182 file if a loop is removed.
2184 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2186 * calls.c (store_one_arg): Pass correct alignment to
2187 emit_push_insn for non-BLKmode values.
2188 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2189 unaligned stack slot via a suitably aligned slot.
2191 2007-02-08 DJ Delorie <dj@redhat.com>
2193 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2195 (legal_subregs): Use unsigned char, make const.
2196 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2198 2007-02-08 Paul Brook <paul@codesourcery.com>
2200 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2201 special interworking needed.
2203 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2205 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2206 conditional to __SSE2__.
2207 (Entries below should have been added to first ChangeLog
2208 entry for amdfam10 dated 2007-02-05)
2209 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2211 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2213 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2216 2007-02-08 DJ Delorie <dj@redhat.com>
2218 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2219 * config/m32c/m32c.c (legal_subregs): New.
2220 (m32c_illegal_subreg_p): New.
2221 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2222 unsupported subregs of hard regs.
2224 2007-02-08 Jan Hubicka <jh@suse.cz>
2226 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2227 the same one; always update histograms.
2229 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2231 * passes.c (init_optimization_passes): Tidy comment.
2233 2007-02-08 Roger Sayle <roger@eyesopen.com>
2235 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2236 strip zero_extend, bswap and rotates from POCOUNT's argument.
2237 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2238 zero_extend and rotates from PARITY's argument.
2239 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2240 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2241 of an integer constant at compile-time.
2243 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2246 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2248 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2251 * tree-ssa-live.c (remove_unused_locals): Do not remove
2252 TREE_ADDRESSABLE variables.
2253 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2254 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2255 FOR_CLOBBER. Update all users.
2256 If VAR has an associated alias set, add a virtual operand for
2257 it if no alias is found to conflict with the memory reference.
2259 2007-02-07 Jan Hubicka <jh@suse.cz>
2260 Robert Kidd <rkidd@crhc.uiuc.edu>
2262 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2264 2007-02-07 Ian Lance Taylor <iant@google.com>
2266 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2268 2007-02-07 Roger Sayle <roger@eyesopen.com>
2270 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2271 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2272 tablejumpdi, movsi_to_cr_one): Remove constraints from
2273 define_expand's match_operands.
2275 2007-02-07 Roger Sayle <roger@eyesopen.com>
2277 * global.c (compute_regsets): Move declatation of "i" inside of
2278 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2280 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2283 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2284 of INDIRECT_REF <RESULT_DECL>.
2286 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2288 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2289 Kaz Kojima <kkojima@gcc.gnu.org>
2292 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2294 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2296 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2298 * doc/loop.texi: Document possibility not to perform disambiguation
2299 of loops with multiple latches.
2300 * cfgloopmanip.c (alp_enum_p): Removed.
2301 (add_loop): Handle subloops. Use get_loop_body_with_size.
2302 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2303 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2304 the new forwarder block.
2305 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2306 Handle the case latch is NULL.
2307 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2308 when marking loop exits.
2309 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2311 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2312 disambiguate_loops_with_multiple_latches.
2313 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2314 before fix_loop_structure.
2315 * cfgloop.c: Include pointer-set.h and output.h.
2316 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2317 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2318 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2319 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2320 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2321 disambiguate_multiple_latches, get_loop_body_with_size,
2322 disambiguate_loops_with_multiple_latches): New functions.
2323 (flow_loop_dump): Dump multiple latch edges.
2324 (flow_loop_nodes_find): Handle loops with multiple latches.
2325 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2326 (glb_enum_p): Modified.
2327 (get_loop_body): Use get_loop_body_with_size.
2328 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2329 (AVOID_CFG_MODIFICATIONS): New constant.
2330 (disambiguate_loops_with_multiple_latches, add_loop,
2331 get_loop_body_with_size): Declare.
2332 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2334 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2337 * global.c (compute_regsets): New function.
2338 (global_alloc): Refactored ELIMINABLE_REGSET
2339 and NO_GLOBAL_ALLOC_REGS computation out.
2340 (rest_of_handle_global_alloc): Call compute_regsets()
2341 for non-optimizing case.
2343 2007-02-06 Richard Henderson <rth@redhat.com>
2345 * config/i386/constraints.md (Y2): Rename from Y.
2346 (Yi): New constraint.
2347 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2348 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2349 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2350 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2351 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2352 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2353 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2354 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2355 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2356 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2357 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2358 vec_extractv2si_1): Change Y constraints to Y2.
2359 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2360 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2361 Change Y constraints to Y2.
2362 (sse2_loadld): Change Y constraints to x.
2364 2007-02-06 Roger Sayle <roger@eyesopen.com>
2366 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2367 (parity<mode>2): New define_expand using rs6000_emit_parity.
2368 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2369 rs6000_emit_parity): New functions.
2370 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2371 rs6000_emit_parity): Prototype here.
2373 2007-02-06 Ian Lance Taylor <iant@google.com>
2375 * lower-subreg.c (simple_move_operand): Reject CONST.
2376 (resolve_clobber): Call validate_change rather than directly
2377 assigning to XEXP (pat, 0).
2379 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2381 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2382 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2383 (tree-cfg.o): Remove hashtab.h dependency.
2385 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2386 (struct ivopts_data): Change niters to pointer_map_t.
2387 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2388 (niter_for_exit): Create pointer_map on demand. Change for
2390 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2391 (free_loop_data): Destroy data->niters if created and reset field.
2392 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2393 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2395 * tree-ssa-reassoc.c: Include pointer-set.h.
2396 (bb_rank): Change to long *.
2397 (operand_rank): Change to pointer_map_t.
2398 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2399 (insert_operand_rank): Accept long.
2400 (operand_entry_hash, operand_entry_eq): Remove.
2401 (get_rank): Return long. Adjust for changes above.
2402 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2404 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2406 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2407 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2408 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2410 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2411 directly since it cannot be NULL.
2412 (get_vi_for_tree): Rewrite for pointer_map API.
2413 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2414 (init_alias_vars): Create vi_for_tree as pointer_map.
2415 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2417 * tree-cfg.c: Don't include hashtab.h.
2418 (edge_to_cases): Declare as pointer_map.
2419 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2421 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2422 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2423 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2425 (record_switch_edge): Delete.
2426 (get_cases_for_edge): Adjust for pointer_map API, inline
2427 record_switch_edge (rewritten for new API), remove goto.
2429 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2431 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2432 * tree-nested.c: Include pointer-set.h.
2433 (var_map_elt, var_map_eq, var_map_hash): Delete.
2434 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2436 (nesting_info_bitmap_obstack): New.
2437 (lookup_field_for_decl): Adjust for pointer_map API.
2438 (lookup_tramp_for_decl): Adjust for pointer_map API.
2439 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2440 (get_local_debug_decl): Adjust for pointer_map API.
2441 (convert_nl_goto_reference): Adjust for pointer_map API.
2442 (convert_nl_goto_receiver): Adjust for pointer_map API.
2443 (create_nesting_tree): Create outside GGC space. Create bitmap on
2444 the new obstack. Create field_map and var_map as pointer_maps.
2445 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2447 (lower_nested_functions): Move root here, no need to NULL it.
2448 Initialize and release the obstack.
2450 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2452 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2453 Remove prototypes and make them non-static.
2454 (struct tree_int_map): Remove.
2455 * tree.h (struct tree_int_map): Move here, turning TO into an
2457 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2459 * tree.h (TREE_COMPLEXITY): Remove.
2460 (struct tree_exp): Remove complexity field.
2461 * tree.c (build1_stat): Don't set it.
2463 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2464 Victor Kaplansky <victork@il.ibm.com>
2466 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2467 (vect_is_simple_reduction): Support reduction with induction as
2468 one of the operands.
2469 (vect_is_simple_iv_evolution): Fix formatting.
2470 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2471 formatting. Don't mark induction phis for vectorization.
2472 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2473 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2474 (vect_get_vec_def_for_operand): Support induction.
2475 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2477 (vectorizable_reduction): Support reduction with induction as one of
2479 (vectorizable_type_demotion): Use def-type of stmt argument rather
2480 than dummy def-type.
2482 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2483 flag_tree_scev_cprop.
2484 * common.opt (tree-scev-cprop): New flag.
2486 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2487 call to vect_get_new_vect_var.
2489 2007-02-06 Ira Rosen <irar@il.ibm.com>
2491 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2492 vectype is not NULL.
2493 (vect_pattern_recog_1): Likewise.
2495 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2497 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2498 (fold_negate_expr): Likewise.
2500 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2503 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2504 even if cv-qualification is the same.
2506 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2508 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2509 __enable_execute_stack on completion.
2511 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2513 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2514 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2515 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2516 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2517 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2518 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2519 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2520 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2522 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2524 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2525 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2526 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2527 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2528 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2529 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2530 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2531 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2532 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2533 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2534 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2535 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2536 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2537 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2538 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2539 sqrtextenddfxf2_i387): Added amdfam10_decode.
2541 * config/i386/athlon.md (athlon_idirect_amdfam10,
2542 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2543 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2544 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2545 athlon_ivector_store_amdfam10): New define_insn_reservation.
2546 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2549 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2551 * config/i386/athlon.md (athlon_call_amdfam10,
2552 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2553 define_insn_reservation.
2554 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2555 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2556 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2558 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2560 * config/i386/athlon.md (athlon_sseld_amdfam10,
2561 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2562 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2564 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2566 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2567 define_insn_reservation.
2568 * config/i386/i386.md (sseins): Added sseins to define_attr type
2569 and define_attr unit.
2570 * config/i386/sse.md: Set type attribute to sseins for insertq
2573 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2575 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2576 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2577 ssecomi_load_amdfam10, ssecomi_amdfam10,
2578 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2579 define_insn_reservation.
2580 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2582 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2584 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2585 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2586 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2587 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2588 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2589 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2590 define_insn_reservation.
2592 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2593 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2594 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2595 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2596 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2598 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2600 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2601 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2602 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2603 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2604 athlon_ssemul_load_k8): Added amdfam10.
2606 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2608 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2609 (x86_sse_unaligned_move_optimal): New variable.
2611 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2613 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2614 for unaligned vector SSE double/single precision loads for AMDFAM10.
2616 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2618 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2619 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2620 Define TARGET_CPU_DEFAULT_amdfam10.
2621 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2622 (processor_type): Add PROCESSOR_AMDFAM10.
2624 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2625 processor_type in config/i386/i386.h.
2626 Enable imul peepholes for TARGET_AMDFAM10.
2628 * config.gcc: Add support for --with-cpu option for amdfam10.
2630 * config/i386/i386.c (amdfam10_cost): New variable.
2631 (m_AMDFAM10): New macro.
2632 (m_ATHLON_K8_AMDFAM10): New macro.
2633 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2634 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2635 x86_promote_QImode, x86_integer_DFmode_moves,
2636 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2637 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2638 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2639 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2640 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2641 Enable/disable for amdfam10.
2642 (override_options): Add amdfam10_cost to processor_target_table.
2643 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2644 processor_alias_table.
2645 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2646 (ix86_adjust_cost): Add code for amdfam10.
2648 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2650 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2651 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2652 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2653 * config/i386/i386.h: Add builtin definition for SSE4A.
2654 * config/i386/i386.md: Add support for ABM instructions
2656 * config/i386/sse.md: Add support for SSE4A instructions
2657 (movntss, movntsd, extrq, insertq).
2658 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2659 Add -march=amdfam10 flag.
2660 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2661 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2663 * doc/extend.texi: Add documentation for SSE4A builtins.
2665 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2667 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2669 2007-02-05 Richard Guenther <rguenther@suse.de>
2671 * tree-vectorizer.h (vectorizable_function): Add argument type
2672 argument, change return type.
2673 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2674 * tree-vect-transform.c (vectorizable_function): Handle extra
2675 argument, return vectorized function decl.
2676 (build_vectorized_function_call): Remove.
2677 (vectorizable_call): Handle calls with result and argument types
2678 differing. Handle loop vectorization factor correctly.
2679 * targhooks.c (default_builtin_vectorized_function): Adjust for
2681 * targhooks.h (default_builtin_vectorized_function): Likewise.
2682 * target.h (builtin_vectorized_function): Add argument type
2684 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2685 extra argument, allow vectorizing of lrintf.
2686 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2687 documentation of target hook.
2689 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2692 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2693 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2694 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2696 2007-02-05 Roger Sayle <roger@eyesopen.com>
2698 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2699 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2700 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2701 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2702 before canonicalizing sincos to cexpi.
2703 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2705 2007-02-05 Roger Sayle <roger@eyesopen.com>
2707 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2708 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2709 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2711 2007-02-05 Roger Sayle <roger@eyesopen.com>
2713 * mips-tfile.c (initialize_init_file): Correct endianness test.
2715 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2717 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2720 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2722 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2723 saves in a PARALLEL before the register assignments.
2725 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2727 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2728 DWARF_FRAME_RETURN_COLUMN to be a general register.
2729 * dwarf2out.c (init_return_column_size): New function, split from...
2730 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2731 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2732 to be nongeneral registers.
2733 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2735 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2736 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2738 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2740 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2742 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2744 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2745 (remove_path): Use can_remove_branch_p and remove_branch instead
2746 of loop_delete_branch_edge.
2747 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2748 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2749 Update profile using scale_dominated_blocks_in_loop.
2750 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2751 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2752 (can_remove_branch_p, remove_branch): Declare.
2753 * tree-cfg.c (tree_can_remove_branch_p): New function.
2754 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2755 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2756 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2758 2007-02-05 Jan Hubicka <jh@suse.cz>
2761 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2762 nodes in cgraph, don't remove offline copy of the function.
2764 2007-02-04 Jan Hubicka <jh@suse.cz>
2766 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2767 vectors might cause maybe_lookup_element_for_expr to be called
2768 on non-sra-candidate.
2770 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2772 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2773 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2774 spelling conventions.
2776 2007-02-04 Richard Guenther <rguenther@suse.de>
2779 * fold-const.c (try_move_mult_to_index): Make sure to not
2780 overflow one dimension of a multi-dimensional array access.
2782 2007-02-04 Jan Hubicka <jh@suse.cz>
2784 * passes.c (init_optimization_passes): Reindent.
2786 2007-02-04 Jan Hubicka <jh@suse.cz>
2787 Eric Botcazou <ebotcazou@adacore.com>
2789 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2790 (execute_fixup_cfg): Break out the abnormal goto code.
2791 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2792 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2793 (optimize_inline_calls): Call make_nonlocal_label_edges.
2795 2007-02-04 Jan Hubicka <jh@suse.cz>
2797 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2798 true when something was changed.
2799 (rename_ssa_copies): When something was changed, do
2800 TODO_remove_unused_locals.
2801 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2802 add TODO_remove_unused_locals when instruction was removed.
2804 2007-02-04 Jan Hubicka <jh@suse.cz>
2806 * ipa-inline.c (try_inline): Improve debug output; work on already
2808 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2809 call try_inline for already inlined edges too when flattening;
2810 inline also functions that make callee growth but overall unit size
2813 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2815 * config/m32c/bitops.md, config/m32c/jump.md,
2816 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2817 config/m32r/m32r.h, config/m32r/m32r.md,
2818 config/m32r/predicates.md, config/m68hc11/larith.asm,
2819 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2820 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2821 config/mips/mips-protos.h, config/mips/mips.c,
2822 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2823 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2824 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2825 spelling conventions.
2827 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2828 Follow spelling conventions.
2830 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2832 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2833 warn about C++0x compatibility.
2835 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2837 * config/h8300/h8300.c, config/h8300/h8300.h,
2838 config/h8300/h8300.md: Follow spelling conventions.
2840 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2843 * combine.c (try_combine): Do not substitute source operand
2844 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2846 2007-02-03 Jan Hubicka <jh@suse.cz>
2848 PR gcov-profile/30650
2849 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2850 do not divide by zero for never executed counters.
2851 (tree_find_values_to_profile): Fix counters.
2852 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2854 2007-02-03 Ian Lance Taylor <iant@google.com>
2856 * lower-subreg.c (simple_move_operand): New static function,
2857 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2859 (simple_move): Call simple_move_operand.
2860 (find_decomposable_subregs): Add special handling of MEMs.
2861 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2862 meaning of return value. If we see a hard register, test whether
2863 it can store a word_mode value. Change all callers.
2865 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2867 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2868 ftrapv insns and expanders.
2869 (subdi3): Change define_expand operand 1 to arith11_operand, and
2870 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2871 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2872 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2876 * varasm.c (notice_global_symbol): Treat global objects as weak when
2879 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2881 * emit-rtl.c (dconstpi): Delete.
2883 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2884 * real.h (dconstpi): Delete.
2886 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2887 (fold_builtin_hypot): Likewise.
2889 2007-02-03 Tom Tromey <tromey@redhat.com>
2892 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2893 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2895 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2897 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2898 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2899 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2900 config/rs6000/cell.md, config/rs6000/darwin.h,
2901 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2902 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2903 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2904 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2905 typos. Follow spelling conventions.
2906 * doc/invoke.texi: Follow spelling conventions.
2908 2007-02-03 Roger Sayle <roger@eyesopen.com>
2910 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2911 canonicalization transformations that attempt to simplify integer
2912 constant comparisons to become comparisons against zero.
2914 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2916 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2918 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2919 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2921 2007-02-02 Mike Stump <mrs@apple.com>
2923 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2924 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2925 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2926 generate a branch island.
2928 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2930 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2931 (xtensa_legitimate_address_p): New.
2932 (xtensa_legitimize_address): New.
2933 (xtensa_output_addr_const_extra): New.
2934 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2936 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2937 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2938 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2939 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2940 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2941 (xtensa_legitimize_address): New.
2942 (xtensa_output_addr_const_extra): New.
2944 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2946 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2948 2007-02-02 Ian Lance Taylor <iant@google.com>
2950 * expmed.c (expand_divmod): Add comment.
2952 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2954 * emit-rtl.c (renumber_insns): Remove.
2955 * flags.h: Remove the extern for flag_renumber_insns.
2956 * rtl.h: Remove the prototype for renumber_insns.
2957 * toplev.c (flag_renumber_insns): Remove.
2959 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2961 Revert for x86 darwin:
2962 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2964 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2965 code before the following patch under TARGET_MACHO.
2966 (ix86_function_value_regno_p): Likewise.
2968 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2970 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2973 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2976 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2977 general or fp registers. Add comments.
2978 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2980 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2982 * pointer-set.c (insert_aux): Only return insertion slot.
2983 (pointer_set_insert): Adjust.
2984 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2985 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2986 pointer_map_traverse): New.
2987 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2988 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2989 pointer_map_contains, pointer_map_traverse): Declare.
2991 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2994 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2995 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2997 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2999 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
3001 (struct _dep): New type.
3002 (dep_t): New typedef.
3003 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
3004 (DEP_STATUS): New access macro. The macro with the same name was
3005 renamed to DEP_LINK_STATUS.
3006 (dep_init): Declare function
3008 (struct _dep_link): New type.
3009 (dep_link_t): New typedef.
3010 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
3011 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
3012 (DEP_LINK_STATUS): New macro.
3013 (debug_dep_links): New debug function.
3015 (struct _deps_list): New type.
3016 (deps_list_t): New typedef.
3017 (DEPS_LIST_FIRST): New access macro.
3018 (FOR_EACH_DEP_LINK): New cycle macro.
3019 (create_deps_list, free_deps_list, delete_deps_list): Declare
3021 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
3022 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
3023 (copy_deps_list_change_con): Ditto.
3025 (move_dep_link): Declare function.
3027 (struct _dep_node): New type.
3028 (dep_node_t): New typedef.
3029 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
3031 (struct haifa_insn_data.back_deps): New field to hold backward
3032 dependencies of the insn.
3033 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
3035 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
3036 Change its type to deps_list_t.
3037 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
3038 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
3039 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
3041 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
3043 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
3045 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
3047 (dep_cost): Declare.
3049 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
3050 (ds_to_dk, dk_to_ds): New functions.
3052 (init_dep_1): New static function.
3053 (init_dep): New function.
3054 (copy_dep): New static function.
3056 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
3058 (detach_dep_link): New static function.
3059 (move_dep_link): New function.
3061 (dep_links_consistent_p, dump_dep_links): New static functions.
3062 (debug_dep_links): New debugging function.
3064 (deps_obstack, dl_obstack, dn_obstack): New static variables.
3066 (alloc_deps_list, init_deps_list): New static functions.
3067 (create_deps_list): New function.
3068 (clear_deps_list): New static function.
3069 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
3070 (deps_list_consistent_p, dump_deps_list): New static functions.
3071 (debug_deps_list): New function.
3072 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
3074 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
3076 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
3077 use new scheduler dependencies lists.
3078 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
3079 (sched_analyze): Ditto. Initialize dependencies lists.
3080 (add_forw_dep, compute_forward_dependences): Update to use new
3081 scheduler dependencies lists.
3083 (init_dependency_caches): Init deps_obstack.
3084 (free_dependency_caches): Free deps_obstack.
3086 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
3087 new scheduler dependencies lists.
3088 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
3089 (add_back_forw_dep, delete_back_forw_dep): Ditto.
3091 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
3092 Update to use new scheduler dependencies lists.
3093 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
3094 (debug_dependencies): Ditto.
3095 (schedule_region): Update comments.
3097 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
3098 scheduler dependencies lists.
3099 (schedule_ebb): Update comments.
3101 * rtl.def (DEPS_LIST): Remove.
3103 * lists.c (unused_deps_list): Remove.
3104 (free_list): Update assertions.
3106 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
3107 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3109 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
3110 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
3112 * haifa-sched.c (comments): Update.
3113 (insn_cost1): Remove. Inline the code into insn_cost ().
3114 (insn_cost): Update to use new scheduler dependencies lists. Move
3115 processing of the dependency cost to dep_cost ().
3116 (dep_cost): New function. Use it instead of insn_cost () when
3117 evaluating cost of the dependency. Use compatible interface to
3118 interact with the target.
3119 (priority): Update to use new scheduler dependencies lists.
3120 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
3121 with greater number of insns that depend on the insn.
3122 (schedule_insn): Update to use new scheduler dependencies lists. Add
3123 code to free backward dependencies lists. Inline and optimize code
3124 from resolve_dep () - see PR28071.
3125 (ok_for_early_queue_removal): Update to use new scheduler dependencies
3126 lists. Update call to targetm.sched.is_costly_dependence hook.
3128 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
3129 scheduler dependencies lists.
3131 (resolve_dep): Remove. Move the logic to schedule_insn ().
3132 (init_h_i_d): Initialize dependencies lists.
3134 (process_insn_depend_be_in_spec): Rename to
3135 process_insn_forw_deps_be_in_spec. Update to use new scheduler
3137 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
3138 Update to use new scheduler dependencies lists.
3139 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
3141 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
3142 new scheduler dependencies lists.
3143 (build_intra_loop_deps): Ditto.
3145 * target.h (struct _dep): Declare to use in
3146 gcc_target.sched.is_costly_dependence.
3147 (struct gcc_target.sched.adjust_cost): Fix typo.
3148 (struct gcc_target.sched.is_costly_dependence): Change signature to use
3149 single dep_t parameter instead of an equivalent triad.
3150 (struct gcc_target.sched.adjust_cost_2): Remove.
3152 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
3154 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
3156 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
3158 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3160 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3161 (REG_DEP_TRUE): Document.
3163 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3164 Change signature to correspond to the targetm.sched.adjust_cost hook.
3165 Update use in TARGET_SCHED_ADJUST_COST_2.
3166 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3167 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3168 new scheduler dependencies lists.
3169 (ia64_gen_check): Ditto.
3171 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3174 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3175 signature to correspond to the targetm.sched.is_costly_dependence hook.
3176 (is_costly_group): Update to use new scheduler dependencies lists.
3178 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3179 instead of INSN_COST () macro.
3181 2007-02-01 Ian Lance Taylor <iant@google.com>
3183 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3185 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3187 * pa.md (tp_load): Correct mfctl instruction syntax.
3189 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3191 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3192 altivec_padding_size calculation on AIX. Improve comment, add
3193 assert to verify that it's right.
3195 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3198 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3201 * global.c (global_alloc): Add mising initialization of
3204 2007-02-01 Roger Sayle <roger@eyesopen.com>
3206 * alias.c (init_alias_analysis): Correct whitespace.
3207 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3208 partition_hot_cold_basic_blocks): Likewise.
3209 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3210 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3211 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3212 fold_builtin_snprintf_chk, fold_builtin_printf,
3213 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3214 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3215 * cfgcleanup.c (cleanup_cfg): Likewise.
3216 * cfgexpand.c (tree_expand_cfg): Likewise.
3217 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3218 * function.c (get_next_funcdef_no): Likewise.
3219 * gengtype.c (main): Likewise.
3220 * genmodes.c (main): Likewise.
3221 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3222 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3223 * ifcvt.c (noce_emit_move_insn): Likewise.
3224 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3226 * stor-layout.c (get_best_mode): Likewise.
3227 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3228 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3229 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3230 perform_var_substitution, solve_graph): Likewise.
3231 * tree-vrp.c (vrp_finalize): Likewise.
3233 2007-02-01 Ian Lance Taylor <iant@google.com>
3235 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3236 high part of a paradoxical subreg, return a constant zero.
3238 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3240 * toplev.c (lang_dependent_init): Call init_set_costs.
3241 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3243 2007-02-01 Richard Guenther <rguenther@suse.de>
3246 * fold-const.c (fold_negate_expr): Allow negating a
3247 constant if overflow does not change.
3249 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3251 * doc/c-tree.texi (Expression trees): Improve markup.
3252 * doc/tm.texi (Register Classes, Addressing Modes)
3253 (Floating Point): Fix spacing after abbreviations. Fix some
3256 2007-02-01 Ben Elliston <bje@au.ibm.com>
3258 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3259 * doc/contrib.texi: Likewise.
3260 * doc/install.texi: Likewise.
3262 2007-01-31 Richard Henderson <rth@redhat.com>
3263 Ian Lance Taylor <iant@google.com>
3265 * lower-subreg.c: New file.
3266 * rtl.def (CONCATN): Define.
3267 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3269 * emit-rtl.c (update_reg_offset): New static function, broken out
3270 of gen_rtx_REG_offset.
3271 (gen_rtx_REG_offset): Call update_reg_offset.
3272 (gen_reg_rtx_offset): New function.
3273 * regclass.c: Revert patch of 2006-03-05, restoring
3275 (clear_reg_info_regno): New function.
3276 * dwarf2out.c (concatn_loc_descriptor): New static function.
3277 (loc_descriptor): Handle CONCATN.
3278 * common.opt (fsplit_wide_types): New option.
3279 * opts.c (decode_options): Set flag_split_wide_types when
3281 * timevar.def (TV_LOWER_SUBREG): Define.
3282 * rtl.h (gen_reg_rtx_offset): Declare.
3283 (reg_scan_update): Declare.
3284 * regs.h (clear_reg_info_regno): Declare.
3285 * tree-pass.h (pass_lower_subreg): Declare.
3286 (pass_lower_subreg2): Declare.
3287 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3288 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3290 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3291 * Makefile.in (OBJS-common): Add lower-subreg.o.
3292 (lower-subreg.o): New target.
3294 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3296 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3298 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3301 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3303 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3306 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3308 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3310 * cfgloop.h: Include vec-prim.h.
3311 (enum li_flags): Remove LI_ONLY_OLD.
3312 (loop_iterator): Changed.
3313 (fel_next, fel_init): Iterate over loop tree.
3314 (FOR_EACH_LOOP_BREAK): New macro.
3315 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3317 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3318 * modulo-sched.c (sms_schedule): Ditto.
3319 * tree-vectorizer.c (vectorize_loops): Ditto.
3320 * doc/loop.texi: Update information on loop numbering and behavior of
3321 FOR_EACH_LOOP wrto new loops.
3322 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3323 add_to_evolution_1): Test nestedness of loops instead of comparing
3325 * tree-chrec.c (chrec_fold_plus_poly_poly,
3326 chrec_fold_multiply_poly_poly, chrec_evaluate,
3327 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3328 reset_evolution_in_loop): Ditto.
3329 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3331 2007-01-31 Dirk Mueller <dmueller@suse.de>
3333 * c-common.c (warn_about_parentheses): Separate warning about
3334 un-parenthized sequence of comparison operators from the one
3335 which is supposed to warn about x <= y <= z.
3337 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3339 * optabs.h (enum optab_index): Add new OTI_isinf.
3340 (isinf_optab): Define corresponding macro.
3341 * optabs.c (init_optabs): Initialize isinf_optab.
3342 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3344 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3345 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3347 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3348 expand_builtin_interclass_mathfn.
3349 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3350 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3351 (fxam<mode>2_i387): New insn pattern.
3352 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3353 built-in functions as x87 inline asm.
3355 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3357 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3359 2007-01-30 Eric Christopher <echristo@apple.com>
3361 * config.gcc: Add geode.
3363 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3365 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3366 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3367 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3368 value-prof.c: Fix comment typos.
3370 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3373 * doc/invoke.texi (Wpointer-arith): Document warning.
3375 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3377 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3378 the list of discrepancies from the draft TR.
3380 2007-01-30 Dirk Mueller <dmueller@suse.de>
3383 * doc/invoke.texi (-Wreturn-type): Update description to
3386 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3388 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3390 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3392 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3393 to handle optabs that operate on floating point input argument and
3394 output to integer output.
3395 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3396 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3397 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3398 expand_builtin_interclass_mathfn ().
3399 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3401 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3402 ilogbl built-in functions as x87 intrinsics.
3404 2007-01-30 Richard Guenther <rguenther@suse.de>
3407 * dwarf2out.c (reference_to_unused): Query varpool if the
3408 variable was output.
3410 2007-01-30 Richard Guenther <rguenther@suse.de>
3413 * passes.c (execute_one_pass): Reset in_gimple_form to not
3414 confuse non-unit-at-a-time mode.
3416 2007-01-29 Roger Sayle <roger@eyesopen.com>
3417 Richard Guenther <rguenther@suse.de>
3419 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3420 avoid undefined behaviour on overflow. Use force_fit_type_double
3421 to construct the constant with the specified TREE_OVERFLOW.
3423 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3425 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3426 * config/dfp-bit.h: Ditto.
3428 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3430 * c-decl.c (pop_scope): Replace warnings with call to
3431 warn_for_unused_label.
3432 * c-common.h (warn_for_unused_label): Declare.
3433 * c-common.c (warn_for_unused_label): Define.
3435 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3437 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3440 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3442 * Makefile.in (USER_H): Remove decfloat.h.
3443 * ginclude/decfloat.h: Delete, moving contents to ...
3444 * ginclude/float.h: Add support for decimal floating point,
3445 guarded by __STDC_WANT_DEC_FP__.
3447 2007-01-29 Mike Stump <mrs@apple.com>
3449 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3450 Analysis and Representation to resolve case insensitive conflict.
3451 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3453 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3455 * tree.h (struct tree_memory_tag): Add aliases member.
3456 (MTAG_ALIASES): New macro.
3457 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3458 (add_may_alias): Remove pointer-set. Update for may_aliases being
3460 (mark_aliases_call_clobbered): Update for may_aliases being a
3462 (compute_tag_properties): Ditto.
3463 (create_partition_for): Ditto.
3464 (compute_memory_partitions): Ditto.
3465 (dump_may_aliases_for): Ditto.
3466 (is_aliased_with): Ditto.
3467 (add_may_alias_for_new_tag): Ditto.
3468 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3469 (compute_is_aliased): New function.
3470 (compute_may_aliases): Call compute_is_aliased).
3471 (init_alias_info): Initialize alias_bitmap_obstack.
3472 (union_alias_set_into): New function.
3473 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3474 (have_common_aliases_p): Rewrite to take two bitmaps and use
3476 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3478 (finalize_ref_all_pointers): Update for add_may_alias changes.
3479 (new_type_alias): Ditto.
3480 * tree-flow-inline.h (may_aliases): Return a bitmap.
3481 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3482 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3483 may_aliases being a bitmap.
3484 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3485 may_aliases now returns a bitmap.
3486 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3488 * tree-ssa-operands.c (add_virtual_operand): Update for
3489 may_aliases being a bitmap.
3491 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3493 PR tree-optimization/30630
3494 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3495 variable as changed.
3497 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3500 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3501 expanded only once even if an error occurs.
3503 2007-01-29 Ben Elliston <bje@au.ibm.com>
3505 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3506 (__gcov_average_profiler): Likewise.
3507 (__gcov_ior_profiler): Likewise.
3508 (__gcov_merge_ior): Likewise.
3510 2007-01-28 Jan Hubicka <jh@suse.cz>
3512 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3513 * value-prof.c (stringop_block_profile): Likewise.
3515 2007-01-28 Jan Hubicka <jh@suse.cz>
3517 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3518 variant handling histograms; add wrapper.
3519 (clear_storage_via_libcall): Export.
3520 (emit_block_move_hints): Break out from ...; add histograms.
3521 (emit_block_move): ... this one.
3522 (clear_storage_hints): Break out from ...; add histograms.
3523 (clear_storage): ... this one.
3524 (set_storage_via_memset): Handle histogram.
3525 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3526 (clear_storage_hints, clear_storage_via_libcall): Declare.
3527 (set_storage_via_setmem): Update prototype.
3528 * doc/md.texi (movmem, setmem): Document new arguments.
3530 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3532 (stringop_block_profile): New global function.
3533 (tree_stringops_values_to_profile): Profile block size and alignment.
3534 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3536 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3537 (stringop_block_profile): Declare.
3538 * builtins.c: Include value-prof.h.
3539 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3540 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3541 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3542 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3543 * profile.c (instrument_values): Add new counters.
3544 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3546 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3547 (tree_init_edge_profiler): Build new profilers.
3548 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3549 (pass_tree_profile): Add dump.
3550 (tree_profile_hooks): Update.
3551 * Makefile.in (LIBGCOV): Add new constants.
3552 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3553 __gcov_ior_profiler): New.
3554 * i386.md (movmem/setmem expanders): Add new optional arguments.
3556 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3558 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3560 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3562 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3563 (tree_unswitch_single_loop): Pass eni_size_weights to
3564 tree_num_loop_insns.
3565 * tree-ssa-loop-manip.c: Include tree-inline.h.
3566 (can_unroll_loop_p): Pass eni_size_weights to
3567 tree_num_loop_insns.
3568 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3569 Pass eni_size_weights to estimate_num_insns.
3570 * tree.h (init_inline_once): Export.
3571 * toplev.c (backend_init): Call init_inline_once.
3572 * cgraphunit.c (cgraph_process_new_functions,
3573 cgraph_analyze_function): Pass eni_inlining_weights to
3575 * ipa-inline.c (compute_inline_parameters): Ditto.
3576 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3577 to estimate_num_insns.
3578 (try_unroll_loop_completely): Pass eni_size_weights to
3579 tree_num_loop_insns.
3580 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3581 ot estimate_num_insns.
3582 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3583 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3584 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3585 eni_time_weights): New variables.
3586 (init_inline_once): Initialize them.
3587 (struct eni_data): Mew.
3588 (estimate_num_insns_1, estimate_num_insns): Use weights.
3589 * tree-inline.h (struct eni_weights_d): New.
3590 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3591 (estimate_num_insns): Declaration changed.
3592 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3593 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3594 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3596 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3598 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3599 relations in the conflict function is valid.
3601 2007-01-27 Ian Lance Taylor <iant@google.com>
3603 * common.opt: Add fstrict-overflow.
3604 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3605 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3606 (TYPE_OVERFLOW_UNDEFINED): Define.
3607 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3609 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3610 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3611 (fold_negate_expr): Likewise.
3612 (make_range): Likewise.
3613 (extract_muldiv_1): Likewise.
3614 (maybe_canonicalize_comparison): Likewise.
3615 (fold_comparison): Likewise.
3616 (fold_binary): Likewise.
3617 (tree_expr_nonnegative_p): Likewise.
3618 (tree_expr_nonzero_p): Likewise.
3619 * tree-vrp.c (compare_values): Likewise.
3620 (extract_range_from_binary_expr): Likewise.
3621 (extract_range_from_unary_expr): Likewise.
3622 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3624 (nowrap_type_p): Likewise.
3625 * tree-scalar-evolution.c (simple_iv): Likewise.
3626 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3627 (build_range_check): Likewise.
3628 (extract_muldiv_1): Likewise.
3629 (fold_comparison): Likewise.
3630 * tree-vrp.c (vrp_int_const_binop): Likewise.
3631 (extract_range_from_unary_expr): Likewise.
3632 * convert.c (convert_to_integer): Likewise.
3633 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3634 (fold_comparison): Likewise.
3635 (fold_binary): Likewise.
3636 * optabs.c (optab_for_tree_code): Likewise.
3637 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3638 * simplify-rtx.c (simplify_const_relational_operation): Check
3639 flag_strict_overflow and flag_trapv.
3640 (simplify_const_relational_operation): Likewise.
3641 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3642 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3645 2007-01-27 Roger Sayle <roger@eyesopen.com>
3647 * tree.c (tree_fold_gcd): Delete.
3648 * tree.h (tree_fold_gcd): Remove prototype.
3649 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3650 test whether one constant integer is a multiple of another. Instead
3651 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3652 * fold-const.c (multiple_of_p): We've determined both TOP and
3653 BOTTOM are integer constants so we can call int_const_binop directly
3654 instead of the more generic const_binop.
3656 2007-01-27 Roger Sayle <roger@eyesopen.com>
3658 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3659 1*X check that the constant hasn't overflowed, to preserve the
3661 (round_up): Provide an efficient implementation when rouding-up an
3662 INTEGER_CST to a power-of-two.
3664 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3666 * doc/sourcebuild.texi: Add comma for clarity.
3667 * doc/extend.texi: Fix some typos.
3668 * doc/passes.texi: Likewise.
3669 * doc/cppinternals.texi: Likewise.
3670 * doc/c-tree.texi: Likewise.
3671 * doc/tree-ssa.texi: Likewise.
3672 * doc/install.texi: Likewise.
3674 2007-01-27 Jan Hubicka <jh@suse.cz>
3676 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3677 (pass_sra): Do not require alias information.
3678 * passes.c (init_optimization_passes): Add SRA
3680 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3682 * tracer.c (rest_of_handle_tracer): We already cleaned
3683 up the CFG in tracer() so don't do it here again.
3684 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3685 cleanup_cfg here, either. And don't call renumber_insns.
3687 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3688 and BB_HEAD are in the insn stream here. Instead make sure
3689 that BB_INSN is valid on all insns. Also, do check here that
3690 there are no pending branch predictions...
3691 (rtl_verify_flow_info): ...instead of doing it here. Checks
3692 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3695 2007-01-26 Roger Sayle <roger@eyesopen.com>
3697 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3698 function to simplify/factorize operand order canonicalization.
3699 (ix86_fixup_binary_operands): Reorganize using the above function.
3700 (ix86_binary_operator_ok): Likewise.
3702 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3704 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3705 file scope from optimize_attrs.
3706 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3708 (optimize_attrs): Clear insn_code_values after freeing it.
3710 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3712 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3713 a parts.base assignment.
3715 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3717 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3718 (compute_subscript_distance, initialize_data_dependence_relation,
3719 finalize_ddr_dependent, analyze_ziv_subscript,
3720 analyze_siv_subscript_cst_affine,
3721 compute_overlap_steps_for_affine_univar,
3722 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3723 analyze_siv_subscript, analyze_miv_subscript,
3724 analyze_overlapping_iterations, subscript_dependence_tester_1,
3725 compute_self_dependence, free_dependence_relation): Work
3726 with affine_fn instead of chrecs.
3727 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3728 common_affine_function, affine_function_base,
3729 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3730 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3731 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3732 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3733 (all_chrecs_equal_p): Removed.
3734 * tree-data-ref.h (affine_fn, conflict_function): New types.
3735 (struct subscript): Change type of conflicting_iterations_in_a
3736 and conflicting_iterations_in_b.
3738 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3741 * config/pa/pa.h (TARGET_HPUX_11): New.
3742 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3743 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3745 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3746 Richard Guenther <rguenther@suse.de>
3748 * tree-ssa-structalias.c (solve_graph): Handle case
3749 we merged the variable to another.
3751 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3753 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3756 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3757 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3759 2007-01-25 DJ Delorie <dj@redhat.com>
3761 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3762 allow changes to modes which don't fit in those registers.
3764 * reload1.c (choose_reload_regs): Check for invalid subregs before
3765 computing their locations, not after.
3767 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3770 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3771 save Altivec registers in an eh_return function.
3772 (compute_vrsave_mask): Likewise.
3773 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3774 for saving Altivec registers.
3775 (rs6000_emit_prologue): Don't allocate stack twice in
3776 eh_return function. Correct expected value of altivec_save_offset
3777 when using save_world. Describe save of R0 to stack when using
3778 save_world. Describe stack pointer adjustment when using
3779 save_world. Remove duplicated eh_return parameter register saving.
3780 Update sp_offset variable after save_world.
3781 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3783 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3784 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3787 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3789 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3791 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3794 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3795 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3797 2007-01-25 Richard Guenther <rguenther@suse.de>
3799 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3800 * common.opt (-Wcoverage-mismatch): New warning option.
3801 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3802 if -Wcoverage-mismatch is given.
3804 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3806 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3807 (ipcp_driver): Change to static definition.
3808 Add dumping of the ifunctions.
3809 (constant_val_insert): Remove unused parameter. Support for SSA.
3810 (ipcp_propagate_const): Support for SSA.
3811 (ipcp_profile_bb_print): Print only analyzed nodes.
3812 (ipcp_replace_map_create): Remove support for Fortran constant
3814 * ipa-prop.c (ipa_method_modify_stmt,
3815 ipa_callsite_compute_param): Support for SSA.
3816 * ipa-prop.h (ipcp_driver): Remove declaration.
3817 (IS_VALID_TREE_MAP_INDEX): Add define.
3819 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3821 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3823 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3826 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3827 constant argument to cabs and do it without checking for
3828 -funsafe-math-optimizations.
3830 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3832 * c-common.h (RID_FIRST_CXX0X): New.
3833 (RID_LAST_CXX0X): New.
3834 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3836 * c.opt (Wc++0x-compat): New.
3837 * doc/invoke.texi (-Wc++0x-compat): Document.
3839 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3841 * builtins.c (fold_builtin_carg): New.
3842 (fold_builtin_1): Use it.
3844 2007-01-24 Jan Hubicka <jh@suse.cz>
3846 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3848 * ipa-inline.c (initial_insns, max_insns): Delete.
3849 (compute_max_insns): New function.
3850 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3851 of insns as base for code growth.
3852 (cgraph_decide_inlining): Make initial_insns local; do not compute
3854 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3855 * doc/invoke.texi (inline-unit-growth): Update docs.
3857 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3859 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3860 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3861 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3862 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3863 for CPUs that have PTA_CX16 set.
3866 * gimplify.c (omp_check_private): New function.
3867 (gimplify_scan_omp_clauses): Use it for
3868 firstprivate/lastprivate/reduction.
3871 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3872 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3875 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3876 If lower_lastprivate_clauses emits some statements, append them
3877 to dlist rather than body_p and to body_p append an initializer.
3878 (lower_omp_for): Adjust caller.
3880 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3882 * target.h (globalize_decl_name): New.
3883 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3884 * output.h (default_globalize_decl_name): New.
3885 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3887 (globalize_decl): Ditto.
3888 (default_globalize_decl_name): New.
3889 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3890 (ia64_handle_version_id_attribute): New.
3891 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3892 (ia64_asm_output_external): Use globalize_decl_name instead
3894 * doc/extend.texi (version_id): New pragma.
3895 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3897 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3899 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3900 _uleb128_t and _Unwind_SWord with _sleb128_t.
3901 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3902 uw_frame_state_for, uw_update_context_1): Likewise.
3903 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3904 * unwind-pe.h (read_uleb128, read_sleb128,
3905 read_encoded_value_with_base): Likewise.
3906 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3908 2007-01-24 Richard Guenther <rguenther@suse.de>
3910 * builtins.c (expand_builtin_cexpi): Get the fndecl
3911 for cexp in the correct way.
3913 2007-01-24 Jan Hubicka <jh@suse.cz>
3915 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3917 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3919 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3920 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3921 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3922 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3923 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3924 __SIZEOF_PTRDIFF_T__.
3925 * doc/cpp.texi: Documentation for the new builtin macros added.
3927 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3929 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3930 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3931 instead of operands[2] to avoid access past the end of array.
3933 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3935 * reload1.c (emit_reload_insns): Pass the reload register
3936 for a non-spill output reload through forget_old_reloads_1.
3938 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3940 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3941 _SOFT_DOUBLE if doubles use software floating-point.
3942 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3943 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3944 * config/rs6000/darwin-ldouble.c: Also compile functions for
3945 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3946 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3947 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3948 commented-out long double override.
3949 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3950 * config/rs6000/eabispe.h: Likewise.
3951 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3952 long double for non-SPE.
3953 (rs6000_handle_option): Likewise.
3954 (invalid_e500_subreg): Disallow more subregs involding DImode,
3955 DFmode, TImode or TFmode.
3956 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3958 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3960 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3961 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3963 (rs6000_legitimate_address): Also check for TFmode for E500
3965 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3966 (spe_build_register_parallel): Handle TFmode and TCmode.
3967 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3969 (function_arg): Handle TFmode and TCmode for E500 double.
3970 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3972 (print_operand): Handle TFmode and TImode for %y.
3973 (rs6000_generate_compare): Handle TFmode comparisons for E500
3975 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3976 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3977 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3978 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3979 TFmode for E500 double.
3980 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3981 (floatsidf2): Enable for E500 double.
3982 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3983 (extenddftf2): Change to extenddftf2_fprs.
3984 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3985 depending on TARGET_E500_DOUBLE.
3986 (extendsftf2): Enable for E500 double.
3987 (trunctfdf2): Enable for E500 double.
3988 (trunctfsf2): Change to trunctfsf2_fprs.
3989 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3990 depending on TARGET_E500_DOUBLE.
3991 (floatsitf2): Enable for E500 double.
3992 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3993 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3994 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3995 (negtf2): Change to negtf2_internal.
3996 (negtf2): New expander.
3997 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3998 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3999 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
4000 (movdi_internal32): Use rs6000_nonimmediate_operand.
4001 (unnamed splitter): Likewise.
4002 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
4003 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
4004 (SPE64TF, DITI): New mode macros.
4005 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
4008 (frob_<mode>_di_2): New.
4009 (frob_tf_di_8_2): New.
4010 (frob_di_df): Change to frob_di_<mode>; allow more modes.
4012 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
4014 (frob_ti_<mode>_8_2): New.
4015 (frob_ti_tf_2): New.
4016 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
4017 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
4019 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
4020 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
4021 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
4022 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
4023 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
4024 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
4027 2007-01-23 Ian Lance Taylor <iant@google.com>
4029 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
4031 (OBJS-archive): Reformat, alphabetize.
4032 (OBJS): Change out_object_file to OBJS-md.
4034 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
4036 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
4037 JUMP_P and CALL_P predicates where applicable.
4038 * config/i386/i386.c: Ditto.
4039 * config/i386/i386.md: Ditto.
4040 * config/i386/mmx.md: Ditto.
4041 * config/i386/predicates.md: Ditto.
4043 2007-01-22 Andreas Schwab <schwab@suse.de>
4045 * config/m68k/m68k.h: Fix comment.
4047 2007-01-22 Jan Hubicka <jh@suse.cz>
4049 * passes.c (init_optimization_passes): Do not rerun
4050 pass_early_warn_uninitialized.
4052 2007-01-22 Richard Guenther <rguenther@suse.de>
4054 PR tree-optimization/30038
4055 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
4057 (execute_cse_sincos_1): Likewise.
4058 (execute_cse_sincos): Likewise.
4059 (gate_cse_sincos): Likewise.
4060 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
4061 the cexpi() canonicalization of sincos().
4062 * tree-pass.h (pass_cse_sincos): Declare.
4063 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
4065 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
4067 PR rtl-optimization/29329
4068 * combine.c (replaced_rhs_insn): Rename to i2mod.
4069 (replaced_rhs_value): Rename to i2mod_new_rhs.
4070 (i2mod_old_rhs): New global variable.
4071 (combine_instructions): Adjust for above change. Save a copy of
4072 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
4073 note are substituted in the second instruction.
4074 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
4075 ditch the note if it pertains to the second eliminated register
4076 and this register is mentioned in i2mod_old_rhs.
4079 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4081 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
4082 the insn to which the note was originally attached.
4084 2007-01-21 Jan Hubicka <jh@suse.cz>
4086 * ipa-inline.c (inlining_mode): Comment, move up.
4087 (cgraph_decide_inlining_incrementally): Do not perform inlining
4088 itself; fix handling of flattening of self recursive functions.
4089 (cgraph_find_cycles): Remove.
4090 (cgraph_flatten_node): Remove.
4091 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
4092 (try_inline): New function.
4093 (cgraph_early_inlining): Update call of
4094 cgraph_decide_inlining_incrementally. Apply inlining here.
4095 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
4097 2007-01-21 Dirk Mueller <dmueller@suse.de>
4100 * tree-vrp.c (check_array_bounds): do not warn
4101 about ADDR_EXPR's of ARRAY_REF's which are immediately
4102 used in binary expressions.
4104 2007-01-21 Ira Rosen <irar@il.ibm.com>
4106 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
4107 read_write_dep and macros for its access.
4108 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
4109 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
4110 argument, call vect_check_interleaving for every independent pair of
4111 data-refs. Mark loads that access the same memory location as a store
4113 (vect_check_dependences): Remove.
4114 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
4115 call, fix the call to vect_analyze_data_ref_dependence.
4116 (vect_analyze_data_ref_access): For statements that access the same
4117 data-ref, check that they are not stores; for loads, check that there
4118 is no store that access the same location.
4120 2007-01-20 Roger Sayle <roger@eyesopen.com>
4121 Joseph Myers <joseph@codesourcery.com>
4123 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
4124 (-fdump-rtl-stack): Likewise.
4125 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
4126 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
4127 (-mpt-fixed): Use @minus{} for minus sign.
4128 (Using Precompiled Headers): Fix under/overfull hbox.
4130 2007-01-20 Jan Hubicka <jh@suse.cz>
4132 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
4133 place within annotation.
4135 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4137 * pa.c (output_move_double): Change array size of xoperands to 4.
4139 2007-01-20 Jan Hubicka <jh@suse.cz>
4141 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
4144 2007-01-19 Ian Lance Taylor <iant@google.com>
4146 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
4147 constant to unsigned HOST_WIDE_INT before negating.
4149 2007-01-19 Ian Lance Taylor <iant@google.com>
4151 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
4153 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
4154 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4155 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
4156 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
4157 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4158 (realloc_vdef, realloc_vuse): Change second parameter to
4160 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4162 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4163 unsigned. Change x and lim locals to unsigned.
4164 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4166 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4167 (copy_virtual_operands): Change i and n locals to unsigned.
4169 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4172 * builtins.c (fold_builtin_1): Handle builtin fdim.
4174 2007-01-20 Jan Hubicka <jh@suse.cz>
4176 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4177 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4178 init_alias_heapvars.
4179 (init_alias_heapvars): Initialize only when not already initialized.
4180 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4182 2007-01-19 Roger Sayle <roger@eyesopen.com>
4184 * common.opt (fsigned-zeros): New command line option.
4185 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4186 of flag_unsafe_math_optimizations.
4187 * opts.c (set_fast_math_flags): The -ffast-math command line option
4188 implies -fno-signed-zeros.
4189 (fast_math_flags_set_p): Likewise.
4191 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4192 the documentation of -ffast-math appropriately. Wrap long lines.
4194 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4196 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4197 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4199 2007-01-19 Tomas Bily <tbily@suse.cz>
4201 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4203 (tree_init_ic_make_global_vars): New function
4204 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4205 (tree_gen_ic_profiler): New function
4206 (tree_gen_ic_func_profiler): New function
4207 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4208 (tree_profile_hooks): Added hook for indirec/virtual calls
4209 * value-prof.c (tree_find_values_to_profile): New case for
4211 (tree_values_to_profile): Call for determining indirect/virtual
4213 (tree_indirect_call_to_profile): New function
4214 (tree_ic_transform): New function
4215 (tree_ic): New function
4216 (find_func_by_pid): New function
4217 (init_pid_map): New function
4218 (tree_value_profile_transformations): Added check for
4219 indirect/virtual call transformation
4220 * value-prof.h (enum hist_type): New counter type for
4221 indirect/virtual calls
4222 (profile_hooks): Added new hook for profiling indirect/virtual
4224 * profile.c (instrument_values): New case for indirect/virtual
4226 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4227 (GCOV_COUNTER_V_INDIR): New counter type
4228 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4229 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4231 * cgraph.c: Definition of cgraph_max_pid
4232 (cgraph_create_node): Default init of pid attribute
4233 * cgraph.h: Declaration of cgraph_max_pid
4234 (struct cgraph_node): Added pid attribute
4235 * libgcov.c (__gcov_indirect_call_profiler): New function
4236 (__gcov_one_value_profiler_body): New function
4237 (__gcov_one_value_profiler): Body was moved to
4238 __gcov_one_value_profiler_body and calls it
4240 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4242 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4243 * gengtype.c (write_types_data, write_func_for_structure,
4244 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4245 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4246 (walk_type, write_func_for_structure): Generate the mark_hook if
4249 2007-01-19 Jan Hubicka <jh@suse.cz>
4251 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4252 'early' argument take inlining mode argument specifying whether to
4253 inline for size/speeed or all functions; add support for flattening;
4255 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4257 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4260 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4261 the name of the declared identifier.
4263 2007-01-19 Dirk Mueller <dmueller@suse.de>
4265 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4266 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4267 duplicate evaluation.
4269 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4271 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4272 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4273 to XFMode, use acosxf2 and truncate result to requested mode.
4274 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4275 (asin<mode>2): Similarly, with asin expanders.
4276 (*fscalexf4_i387): Rename from *fscalexf4.
4277 (expNcorexf3): New expander.
4278 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4279 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4280 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4281 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4282 patterns for SSE math.
4283 (exp10<mode>2): Similarly, with exp10 expanders.
4284 (exp2<mode>2): Similarly, with exp2 expanders.
4285 (expm1<mode>2): Similarly, with expm1 expanders.
4286 (ldexp<mode>3): Similarly, with ldexp expanders.
4287 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4288 Use gen_truncxf<mode>2_i387_noop to truncate result.
4290 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4292 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4293 for ColdFire targets.
4295 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4296 Richard Sandiford <richard@codesourcery.com>
4298 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4299 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4300 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4301 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4302 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4303 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4305 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4307 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4308 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4309 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4310 (*adddi_dilshr32_cf): New pattern.
4311 (adddi3, subdi3): Remove first alternatives.
4313 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4315 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4316 implemented using move.l, do not use its cc result for floating-point
4319 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4321 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4322 from accepting 's' constraints if flag_pic.
4324 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4326 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4327 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4328 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4329 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4331 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4333 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4334 ColdFire alternatives.
4335 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4336 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4337 architectures that support ff1 instruction.
4339 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4340 Julian Brown <julian@codesourcery.com>
4342 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4343 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4344 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4347 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4349 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4351 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4352 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4353 HOST_WIDE_INT instead of an rtx.
4354 (m68k_rtx_costs): Update call accordingly.
4355 (output_move_const_into_data_reg): Likewise. Fix formatting.
4356 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4358 (output_move_simode_const): Update calls after above changes.
4359 Rework to use automatic variables and predicates like MEM_P.
4360 * config/m68k/m68k.md (pushexthisi_const): Update call to
4363 2007-01-19 Dirk Mueller <dmueller@suse.de>
4365 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4368 2007-01-19 Richard Guenther <rguenther@suse.de>
4370 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4371 via cexp in case sincos is not available.
4373 2007-01-19 Richard Guenther <rguenther@suse.de>
4375 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4376 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4377 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4378 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4379 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4380 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4381 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4382 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4384 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4386 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4388 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4389 (atan2xf3): Directly generate RTL pattern.
4390 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4391 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4392 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4393 disable patterns for SSE math.
4394 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4395 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4396 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4397 disable patterns for SSE math.
4399 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4401 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4403 2007-01-18 Roger Sayle <roger@eyesopen.com>
4405 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4406 VIEW_CONVERT_EXPR to the same type as it's operand.
4408 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4410 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4411 configured for long double 128.
4413 2007-01-18 Mike Stump <mrs@apple.com>
4415 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4418 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4420 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4423 2007-01-18 Jan Hubicka <jh@suse.cz>
4425 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4426 greater than NUM_VOP_FREE_BUCKETS.
4428 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4430 * tree-ssa-structalias.c: Update comments.
4431 (ptabitmap_obstack): Removed.
4433 (oldpta_obstack): Ditto.
4434 (stats): Add a few members.
4435 (struct variable_info): Remove node, complex, address_taken, and
4436 indirect_target members. Add oldsolution member.
4437 (new_var_info): Do not initialize removed members.
4438 (constraint_expr_type): Remove INCLUDES.
4439 (constraint_graph): Add size, implicit_preds, rep,
4440 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4441 (FIRST_REF_NODE): New macro.
4442 (LAST_REF_NODE): Ditto.
4443 (FIRST_ADDR_NODE): Ditto.
4444 (find): New function.
4446 (dump_constraint): Do not handle INCLUDES.
4447 (insert_into_complex): Do not insert duplicate constraints.
4448 (condense_varmap_nodes): Renamed and rewritten into ...
4449 (merge_node_constraints): This. Also fix bug in handling of
4450 offseted copy constraints.
4451 (clear_edges_for_node): No longer need to deal with preds at all,
4452 or removing associated preds/succs.
4453 (merge_graph_nodes): Deal with indirect_cycles.
4454 Don't deal with predecessors.
4455 (add_implicit_graph_edge): New function.
4456 (add_pred_graph_edge): Ditto.
4457 (add_graph_edge): Don't deal with predecessors.
4458 (build_constraint_graph): Removed.
4459 (build_pred_graph): New function.
4460 (build_succ_graph): Ditto.
4461 (struct scc_info): Removed in_component. Added roots, dfs, and
4462 node_mapping. Remove visited_index, unification_queue.
4463 (scc_visit): Deal with union-find we do now.
4464 Deal with cycles with REF nodes.
4465 (collapse_nodes): Renamed and rewritten to ...
4466 (unify_nodes): This.
4467 (process_unification_queue): Removed.
4468 (topo_visit): Cleanup
4469 (do_da_constraint): Use find.
4470 (do_sd_constraint): Ditto.
4471 (do_ds_constraint): Ditto.
4472 (do_complex_constraint): Ditto.
4473 (init_scc_info): Update for removed and added members.
4474 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4475 (find_indirect_cycles): This.
4476 (equivalence_class): New variable.
4477 (label_visit): New function.
4478 (perform_variable_substitution): Rewritten.
4479 (free_var_substitution_info): New function.
4480 (find_equivalent_node): Ditto.
4481 (move_complex_constraints): Ditto.
4482 (eliminate_indirect_cycles): Ditto.
4483 (solve_graph): Only propagate changed bits.
4484 Use indirect cycle elimination.
4486 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4487 (tree_id_eq): Renamed to ...
4488 (tree_vi_eq): This. Update for member change
4489 (insert_id_for_tree): Renamed and rewritten to ...
4490 (insert_vi_for_tree): This.
4491 (lookup_id_for_tree): Renamed and rewritten to ...
4492 (lookup_vi_for_tree): This.
4493 (get_id_for_tree): Renamed and rewritten to ...
4494 (get_vi_for_tree): Ditto.
4495 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4496 (process_constraint): Don't handle INCLUDES.
4497 Remove special ADDRESSOF case.
4498 (find_func_aliases): Rewrite to use vi functions instead of id
4500 (create_function_info_for): Ditto.
4501 (create_variable_info_for): Ditto.
4502 (intra_create_variable_infos): Ditto.
4503 (merge_smts_into): Ditto.
4504 (find_what_p_points_to): Ditto.
4505 (init_base_vars): Ditto.
4506 (init_alias_vars): Ditto.
4507 (remove_preds_and_fake_succs): New function.
4508 (dump_sa_points_to_info): Dump new stats.
4509 (dump_solution_for_var): Use find.
4510 (set_used_smts): Fix formatting.
4511 (compute_points_to_sets): Updated for new functions.
4512 (ipa_pta_execute): Ditto.
4514 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4515 Richard Sandiford <richard@codesourcery.com>
4517 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4519 * calls.c (expand_call): If the return value is a PARALLEL,
4520 extract its first member.
4521 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4522 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4523 use FUNCTION_EXTRA_EPILOGUE.
4524 (m68k_function_value): Return a PARALLEL if the return value
4525 is of a pointer type.
4526 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4527 (FUNCTION_EXTRA_EPILOGUE): Remove.
4528 * config/m68k/m68k.md (D0_REG): New constant.
4530 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4532 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4533 output a NOP for empty epilogues.
4535 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4537 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4538 before function. Extend register save check to include all
4539 registers, not just integer ones.
4541 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4543 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4544 (m68k_use_return_insn): ...this.
4545 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4546 * config/m68k/m68k.c (use_return_insn): Rename to...
4547 (m68k_use_return_insn): ...this.
4548 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4551 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4553 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4554 nearest even, fix denormal rounding overflow.
4556 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4558 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4559 f%$smove and f%$move.
4560 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4561 (extendsfdf2_cf): Use fdmove instead of f%&move.
4562 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4563 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4565 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4567 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4570 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4572 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4573 (coldfire_single_format): Declare.
4574 (coldfire_double_format): Likewise.
4575 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4576 of qnan_msb_set to determine the lower bits of a canonical
4578 (encode_ieee_double): Likewise.
4579 (encode_ieee_quad): Likewise.
4580 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4581 (mips_single_format): Likewise.
4582 (ieee_double_format): Likewise.
4583 (mips_double_format): Likewise.
4584 (ieee_extended_motorola_format): Likewise.
4585 (ieee_extended_intel_96_format): Likewise.
4586 (ieee_extended_intel_128_format): Likewise.
4587 (ieee_extended_intel_96_round_53_format): Likewise.
4588 (ibm_extended_format): Likewise.
4589 (mips_extended_format): Likewise.
4590 (ieee_quad_format): Likewise.
4591 (mips_quad_format): Likewise.
4592 (vax_f_format): Likewise.
4593 (vax_d_format): Likewise.
4594 (vax_g_format): Likewise.
4595 (i370_single_format): Likewise.
4596 (i370_double_format): Likewise.
4597 (decimal_single_format): Likewise.
4598 (decimal_double_format): Likewise.
4599 (decimal_quad_format): Likewise.
4600 (c4x_single_format): Likewise.
4601 (c4x_extended_format): Likewise.
4602 (real_internal_format): Likewise.
4603 (coldfire_single_format): New real_format.
4604 (coldfire_double_format): Likewise.
4605 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4606 canonical_nan_lsbs_set.
4607 (pdp11_d_format): Likewise.
4608 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4609 if TARGET_COLDFIRE_CPU.
4611 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4613 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4614 (output_call, m68k_legitimize_call_address): Declare.
4615 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4616 parenthesees. Add support for a 'W' constraint.
4617 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4618 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4619 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4620 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4622 (override_options): Initialize them. Do not set flag_no_function_cse
4623 for TARGET_ID_SHARED_LIBRARY.
4624 (m68k_output_pic_call): Delete.
4625 (m68k_legitimize_call_address): New function.
4626 (print_operand): Remove the %o prefix. Handle the %p prefix.
4627 (output_call): New function.
4628 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4629 target address from the GOT if symbolic jumps are not allowed.
4630 * config/m68k/m68k.md (call, general_operand): Do not set
4631 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4632 Merge separate flag_pic and !flag_pic define_insns into...
4633 (*call, *call_value): ...these new patterns. Match the address
4634 rather than the containing MEM and require it to be a call_operand.
4635 Use output_call to generate the asm template.
4636 * config/m68k/predicates.md (const_call_operand): New predicate.
4637 (call_operand): Likewise.
4639 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4641 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4642 (STACK_GROWS_DOWNWARD): Define to 1.
4643 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4644 comments, emphasizing that these values are only defaults.
4645 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4646 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4648 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4650 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4652 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4653 Richard Sandiford <richard@codesourcery.com>
4655 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4656 (FP_REGNO_P): New macros.
4657 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4658 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4659 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4660 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4662 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4664 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4665 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4667 * config/m68k/t-floatlib: New file, extracting common code from...
4668 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4669 * config/m68k/t-uclinux: Here.
4670 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4671 routines on ColdFire targets.
4673 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4675 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4676 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4677 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4678 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4679 explicitly set MOTOROLA to 1.
4680 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4682 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4683 Nathan Sidwell <nathan@codesourcery.com>
4685 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4686 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4687 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4688 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4689 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4690 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4691 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4692 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4693 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4694 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4695 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4696 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4697 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4698 (DBX_REGISTER_NUMBER): Delete.
4699 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4700 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4701 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4703 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4705 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4706 * config/flat.h: New file.
4707 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4709 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4710 indirect references for -msep-data or -mid-shared-library.
4711 Do not use PC-relative code addresses either.
4712 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4714 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4715 for shared libraries and crt1.o for executables. Use crti.o and
4717 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4718 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4719 Do not add -elf2flt or -shared-lib-id options here.
4720 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4721 Pass -shared-lib-id if -mid-shared-library, taking the library
4722 identifier from -mshared-library-id if given, otherwise
4724 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4725 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4726 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4727 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4728 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4729 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4731 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4732 jump sequence for ISA A and ISA A+.
4733 (PICJUMP): Likewise.
4735 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4737 * config.gcc (m68k-*-uclinux*): Base the port on the common
4738 and m68k GNU/Linux files rather than on the generic ELF ones.
4739 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4740 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4742 2007-01-18 Julian Brown <julian@codesourcery.com>
4743 Richard Sandiford <richard@codesourcery.com>
4745 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4746 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4747 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4749 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4751 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4753 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4755 * doc/install.texi: Document m68k-uclinuxoldabi.
4756 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4757 * config/m68k/uclinux-oldabi.h: New file, copied from
4758 config/m68k/uclinux.h.
4760 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4762 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4763 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4764 (m32r_compute_frame_size): Use unsigned for regno.
4765 (m32r_reload_lr): Use gen_frame_mem.
4767 (m32r_output_function_epilogue): Don't output the function epilogue
4769 (m32r_expand_epilogue): New.
4770 (direct_return): Return false if the function has the interrupt
4772 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4773 * config/m32r/m32r.md (epilogue): New expander.
4774 (return_lr, return_rte): New insns.
4775 (return): Make it expander.
4776 (return_normal): New expander.
4778 2007-01-18 Josh Conner <jconner@apple.com>
4781 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4782 support for UNLE, UNLT, UNGE, and UNGT.
4784 2007-01-18 Jan Hubicka <jh@suse.cz>
4786 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4787 * tree-tailcall (add_virtual_phis): Likewise.
4788 (optimize_tail_call): Return TODOs.
4789 (execute_tail_calls): Return TODOs.
4790 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4791 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4793 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4794 Cleanup cfg using TODO.
4795 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4796 * passes.c (execute_function_todo): When cleanup did something, remove
4798 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4799 (make_edges): Don't cleanup_cfg.
4801 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4803 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4804 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4805 operate on the top of stack.
4806 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4807 register handling of instructions that output to the second
4809 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4810 (move_for_stack_reg): Special-case check for dead destination
4811 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4813 * config/i386/i386.md (UNSPEC_TAN): New constant.
4814 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4815 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4816 to correctly model move of constant 1.0 to top stack slot.
4817 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4818 (unnamed peephole2 pattern): Remove corresponding peephole2
4819 pattern that optimizes tan insn and loading of constant 1.0.
4820 (tanxf2): Use fptanxf4_i387.
4821 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4822 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4823 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4824 disable patterns for SSE math.
4825 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4826 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4828 2007-01-18 Dirk Mueller <dmueller@suse.de>
4829 Richard Guenther <rguenther@suse.de>
4832 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4833 * common.opt (Warray-bounds): Add new warning option.
4834 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4836 * Makefile.in: make tree-vrp.o depend on toplev.h
4837 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4839 (check_array_refs, check_array_bounds, check_array_ref): New.
4841 2007-01-18 Jan Hubicka <jh@suse.cz>
4843 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4844 (execute_ssa_ccp): Return flags conditionally.
4845 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4847 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4849 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4851 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4852 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4854 * Makefile.c (GTFILES): Add cfglayout.h.
4855 * gengtype.c (open_base_files): Likewise.
4856 * cfglayout.c (cfg_layout_function_footer,
4857 cfg_layout_function_header) Reindent to make gengtype happy.
4858 * cfglayout.h (cfg_layout_function_footer,
4859 cfg_layout_function_header): Add GTY(()) marker.
4861 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4863 2007-01-18 Ben Elliston <bje@au.ibm.com>
4865 * genautomata.c (write_automata): Include xstrerror output in the
4866 error message if writing the DFA description file fails.
4868 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4870 * config/mips/mips-protos.h (mips_output_external): Make it
4872 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4873 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4874 (extern_list): Likewise.
4875 (extern_head): Likewise.
4876 (TARGET_ASM_FILE_END): Likewise.
4877 (mips_file_end): Likewise.
4878 (mips_output_external): Rewritten.
4880 2007-01-18 Ben Elliston <bje@au.ibm.com>
4882 * genpreds.c (write_insn_preds_c): Only write out the function
4883 body for regclass_for_constraint if we have register constraints.
4885 2007-01-17 Tom Tromey <tromey@redhat.com>
4887 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4888 * doc/install.texi (Testing): Use sourceware.org.
4889 (Binaries): Likewise.
4890 (Specific): Likewise.
4891 * doc/contrib.texi (Contributors): Use sourceware.org.
4893 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4895 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4896 (AVR_ENHANCED): Rename to ...
4897 (AVR_HAVE_MUL): ... new.
4898 (avr_enhanced_p): Rename to ...
4899 (avr_have_mul_p): ... new.
4900 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4901 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4902 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4903 (avr_have_mul_p): ... new.
4904 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4905 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4906 'avr_enhanced_p' and 'enhanced'.
4907 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4908 AVR_HAVE_MUL instead of AVR_ENHANCED.
4909 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4910 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4911 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4912 instead of AVR_ENHANCED.
4913 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4914 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4915 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4917 2007-01-17 Ian Lance Taylor <iant@google.com>
4919 * vec.h (VEC_reserve_exact): Define.
4920 (vec_gc_p_reserve_exact): Declare.
4921 (vec_gc_o_reserve_exact): Declare.
4922 (vec_heap_p_reserve_exact): Declare.
4923 (vec_heap_o_reserve_exact): Declare.
4924 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4926 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4928 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4929 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4930 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4931 * vec.c (calculate_allocation): Add exact parameter. Change all
4933 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4934 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4935 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4936 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4937 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4938 (vec_heap_p_reserve_exact): New function.
4939 (vec_heap_o_reserve_exact): New function.
4941 2007-01-17 Jan Hubicka <jh@suse.cz>
4943 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4945 2007-01-17 Eric Christopher <echristo@apple.com>
4947 * config.gcc: Support core2 processor.
4949 2007-01-16 Jan Hubicka <jh@suse.cz>
4951 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4952 the names, just unlink the chain so we don't crash on dangling pointers
4955 2007-01-16 Jan Hubicka <jh@suse.cz>
4957 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4958 * tree-pass.h: Reorder to make IPA passes appear toegher.
4959 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4960 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4961 parameters, do not call early inliner.
4962 * ipa-inline.c: Update comments. Include tree-flow.h
4963 (cgraph_decide_inlining): Do not compute inlining parameters.
4964 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4965 be called with function context set up.
4966 (pass_ipa_inline): Remove unreachable functions before pass.
4967 (cgraph_early_inlining): Simplify assuming to be called from the
4969 (pass_early_inline): New pass.
4970 (cgraph_gate_ipa_early_inlining): New gate.
4971 (pass_ipa_early_inline): Turn into simple wrapper.
4972 (compute_inline_parameters): New function.
4973 (gate_inline_passes): New gate.
4974 (pass_inline_parameters): New pass.
4975 (apply_inline): Move here from tree-optimize.c
4976 (pass_apply_inline): New pass.
4977 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4979 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4981 (tree_function_versioning): Do not allocate dummy struct function.
4982 * tree-inline.h (optimize_inline_calls): Update prototype.
4983 * tree-optimize.c (execute_fixup_cfg): Export.
4984 (pass_fixup_cfg): Remove
4985 (tree_rest_of_compilation): Do not apply inlines.
4986 * tree-flow.h (execute_fixup_cfg): Declare.
4987 * Makefile.in (gt-passes.c): New.
4988 * passes.c: Include gt-passes.h
4989 (init_optimization_passes): New passes.
4990 (nnodes, order): New static vars.
4991 (do_per_function_toporder): New function.
4992 (execute_one_pass): Dump current pass here.
4993 (execute_ipa_pass_list): Don't dump current pass here.
4995 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4997 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4998 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
5000 2007-01-16 David Edelsohn <edelsohn@gnu.org>
5002 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
5003 (strong_alias): Define.
5004 (__gcc_qmul): Provide non-FMA for soft-float.
5010 (__gcc_qunord): New.
5020 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
5021 soft-float functions.
5022 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
5023 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
5024 about long double soft float.
5026 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
5027 Tehila Meyzels <tehila@il.ibm.com>
5029 * tree-vectorizer.h (is_pattern_stmt_p): New.
5030 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
5031 formatting (tabs instead of spaces). Cleanup and clarify setting
5032 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
5033 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
5034 (vectorizable_type_demotion): Check that types are integral.
5035 (vectorizable_type_promotion): Likewise.
5036 (vectorizable_store): Fix typo. Eliminate new-line at end of
5039 2007-01-16 Jan Hubicka <jh@suse.cz>
5041 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
5044 2007-01-15 Eric Christopher <echristo@apple.com>
5046 * ifcvt.c: Include vec.h, vecprim.h.
5047 (check_cond_move_block): New argument regs.
5048 Reorganize. Add registers used to regs.
5049 (cond_move_process_if_block): Use regs set above as
5052 2007-01-15 Eric Christopher <echristo@apple.com>
5054 * config/darwin.h: Update copyright.
5055 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
5056 (LINK_COMMAND_SPEC): Add -u.
5057 (LINK_SPEC): Fix umbrella for above.
5059 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
5061 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
5064 2007-01-15 Tom Tromey <tromey@redhat.com>
5066 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
5067 * doc/install.texi (Testing): Don't mention jacks.
5068 (Configuration): Document --enable-java-maintainer-mode. Move
5069 --with-java-home to libgcj-specific section. Document
5071 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
5073 2007-01-15 Jan Hubicka <jh@suse.cz>
5075 * tree-ssa-dce.c (DCE_TODOs): New.
5076 (propagate_necessity): Return if something changed.
5077 (eliminate_unnecessary_stmts): Likewise.
5078 (perform_tree_ssa_dce): Return TODO flags when needed.
5079 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
5081 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
5083 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
5084 (fyl2x_extend<mode>xf3_i387): New insn pattern.
5085 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
5086 patterns using X87MODEF12 mode macro. Extend operand 1
5087 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
5088 (log10<mode>2): Ditto.
5089 (log2<mode>2): Ditto.
5090 (log1p<mode>2): Ditto.
5091 (logb<mode>2): Ditto.
5092 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
5093 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
5094 (*fxtractxf3_i387): Rename from *fxtractxf3.
5095 (fxtract_extend<mode>xf3_i387): New insn pattern.
5096 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
5097 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
5098 and gen_fyl2xxf3_i387().
5100 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
5102 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
5103 * cfgloopmanip.c (fix_loop_placement): Made static. Use
5104 get_loop_exit_edges. Changed return type to bool.
5105 * cfgloop.h (fix_loop_placement): Declaration removed.
5107 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
5109 * param.h (MIN_VECT_LOOP_BOUND): New.
5110 * params.def (MIN_VECT_LOOP_BOUND): New.
5111 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
5112 argument - minimum threshold for number of iterations.
5113 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
5114 argument to declaration.
5115 * tree-vect-analyze.c (vect_analyze_operations): Check value of
5116 MIN_VECT_LOOP_BOUND.
5117 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
5118 slpeel_tree_peel_loop_to_edge with additional argument.
5119 (vect_do_peeling_for_alignment): Likewise.
5120 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
5122 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
5125 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
5128 2007-01-14 Jan Hubicka <jh@suse.cz>
5130 * tree-dfa.c (remove_referenced_var): New function.
5131 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
5132 prune referenced vars list too.
5133 * tree-flow.h (remove_referenced_var): Declare.
5135 2007-01-14 Jan Hubicka <jh@suse.cz>
5137 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
5139 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
5140 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
5141 * except.h (verify_eh_throw_table_statements): Kill prototype.
5142 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
5143 into call exrepssions.
5144 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
5146 * tree-cfg.c: Include pointer-set.h.
5147 (verify_node_sharing): Work on pointer set.
5148 (verify_eh_throw_stmt_node): New.
5149 (verify_stmts): Use pointers sets, verify throw_stmt.
5151 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
5153 * ipa-reference.c (analyze_function): Consider also addresses taken
5156 2007-01-12 Roger Sayle <roger@eyesopen.com>
5158 * c-typeck.c (null_pointer_constant_p): Replace use of
5159 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5160 (build_c_cast): Likewise.
5162 2007-01-12 Roger Sayle <roger@eyesopen.com>
5164 * tree.h (force_fit_type_double): Remove unused final argument.
5165 * c-common.c (constant_expression_warning): Replace use of
5166 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5167 (convert_and_check): Likewise.
5168 (shorten_compare): Update call to force_fit_type_double.
5169 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5170 * convert.c (convert_to_pointer): Update call to
5171 force_fit_type_double.
5172 * fold-const.c (force_fit_type_double): Remove overflowed_const
5174 (int_const_binop, fold_convert_const_int_from_int,
5175 fold_convert_const_int_from_real, fold_div_compare,
5176 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5177 fold_abs_const, fold_not_const): Remove the final argument from
5178 calls to force_fit_type_double.
5180 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5182 * configure.ac: Set insn to "nop" for spu-*-* also.
5183 * configure: Regenerate.
5185 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5187 * builtins.def : Add BUILT_IN_FREE.
5189 2007-01-12 Jan Hubicka <jh@suse.cz>
5191 PR tree-optimization/30443
5192 * tree-inline.c (tree_function_versioning): Do not optimize when
5193 cloning for inlining.
5195 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5197 * doc/loop.texi: Document recording of loop exits.
5198 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5199 (update_single_exits_after_duplication,
5200 update_single_exit_for_duplicated_loop,
5201 update_single_exit_for_duplicated_loops): Removed.
5202 (duplicate_loop_to_header_edge): Do not call
5203 update_single_exits_after_duplication and
5204 update_single_exit_for_duplicated_loops.
5205 (loop_version): Do not update single_exit information.
5206 (fix_loop_structure): Use record_loop_exits instead of
5207 mark_single_exit_loops.
5208 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5209 the lists of loop exits.
5210 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5211 split_edge, merge_blocks): Update the lists of loop exits.
5212 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5213 loop_optimizer_init.
5214 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5215 of mark_single_exit_loops.
5216 (loop_optimizer_finalize): Call release_recorded_exits.
5217 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5218 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5219 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5220 update single exit information.
5221 * lambda-code.c (perfect_nestify): Ditto.
5222 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5223 (mark_single_exit_loops): Removed.
5224 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5225 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5226 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5228 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5229 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5230 (verify_loop_structure): Verify consistency of the exit lists.
5231 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5232 (set_single_exit): Removed.
5233 * cfgloop.h (struct loop_exit): New function.
5234 (struct loop): single_exit_ field replaced by exits field.
5235 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5236 (struct loops): Added exits hash.
5237 (mark_single_exit_loops, set_single_exit): Declaration removed.
5238 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5240 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5242 * doc/invoke.texi: Avoid use of @headitem.
5244 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5246 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5248 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5250 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5253 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5254 Richard Sandiford <richard@codesourcery.com>
5256 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5257 * config/m68k/m68k.opt: Resort options.
5258 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5260 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5261 Richard Sandiford <richard@codesourcery.com>
5263 * doc/invoke.texi: Document the macros that are defined by
5264 m68k's -mtune and -mhard-float options.
5265 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5266 (m68k_cpp_cpu_family): Likewise.
5267 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5268 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5269 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5270 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5271 (m68k_cpp_cpu_family): Likewise.
5273 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5275 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5276 macros besides mc68000 as tuning macros. Use a switch statement
5277 to set them and mcpu32.
5279 2007-01-12 Julian Brown <julian@codesourcery.com>
5281 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5282 (TARGET_68040_ONLY): Rename to...
5283 (TARGET_68040): ...this.
5284 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5285 * config/m68k/m68k.md: Likewise.
5287 2007-01-12 Julian Brown <julian@codesourcery.com>
5288 Nathan Sidwell <nathan@codesourcery.com>
5289 Richard Sandiford <richard@codesourcery.com>
5291 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5292 the -mcpu= argument associated with the --with-cpu setting.
5293 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5294 if different from the one implied by the -mcpu setting.
5295 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5296 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5297 * doc/invoke.texi: Mention ColdFire in the introduction to the
5298 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5299 -mno-div and -mhard-float options. Make -m68881 a synonym for
5300 -mhard-float. Document the previously-undocumented -m5206e,
5301 -m528x, -m5307 and -m5407 options. Tweak the existing option
5302 documentation for consistency.
5303 * doc/install.texi: Mention new --with-cpu arguments.
5304 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5305 default CPU if neither -mcpu nor -march are specified.
5306 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5307 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5308 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5309 using m68k_tune to decide between families that implement the
5310 same ISA. Use m68k_tune to set __mcfv4e__.
5311 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5312 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5313 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5314 (FL_ISA_C, FL_ISA_MMU): New macros.
5315 (MASK_COLDFIRE): Delete.
5316 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5317 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5318 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5319 (TARGET_HARD_FLOAT): Do not define here.
5320 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5321 (TUNE_68000): New macro.
5322 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5323 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5324 (TUNE_CFV2): Redefine in terms of m68k_tune.
5325 (uarch_type, target_device, fpu_type): New enums.
5326 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5327 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5328 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5329 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5330 (FL_FOR_isa_c): New macros.
5331 (m68k_isa): New enum.
5332 (m68k_target_selection): New structure.
5333 (all_devices, all_isas, all_microarchs): New tables.
5334 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5335 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5336 (MASK_ALL_CPU_BITS): Delete.
5337 (m68k_find_selection): New function.
5338 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5339 Map the legacy target options to a combination of the new ones.
5340 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5341 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5342 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5344 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5345 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5347 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5348 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5349 * config/m68k/m68k-devices.def: New file.
5351 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5352 Nathan Sidwell <nathan@codesourcery.com>
5354 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5355 (SUBTARGET_EXTRA_SPECS): New macros.
5356 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5357 use %(asm_cpu_spec) instead.
5358 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5359 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5360 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5361 (EXTRA_SPECS): Rename to...
5362 (SUBTARGET_EXTRA_SPECS): ...this.
5364 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5365 Richard Sandiford <richard@codesourcery.com>
5366 Julian Brown <julian@codesourcery.com>
5368 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5369 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5370 to the configuration's default CPU.
5371 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5372 Remove default masks.
5373 (m680[012]0-*-*): Set the default with_cpu to the first part of
5375 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5376 (m68k*-*-linux): Extend the --with-cpu handling to...
5377 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5378 and m68010. Don't set target_cpu_default2.
5379 * doc/install.texi: Document --with-cpu for m68k.
5380 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5381 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5382 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5383 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5384 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5385 (ASM_SPEC): Remove use of %(asm_cpu_default).
5386 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5387 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5388 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5389 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5390 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5391 (TARGET_DEFAULT): Delete.
5392 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5393 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5394 (CPP_CPU_SPEC): Delete.
5395 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5396 the appropriate string.
5397 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5398 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5399 (ASM_SPEC): Don't use %(asm_default_spec).
5400 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5401 TARGET_DEFAULT and add MASK_68881.
5402 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5404 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5406 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5407 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5408 MASK_68010 alongside MASK_68020.
5409 * doc/invoke.texi: Document -m68010.
5410 * config/m68k/m68k.opt (m68010): New.
5411 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5413 (TUNE_68010): New macro.
5414 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5415 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5416 (M68K_CPU_m68332): Add MASK_68010.
5417 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5418 fallback definition.
5419 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5421 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5422 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5423 to all entries that use MASK_68020.
5424 (output_move_simode_const, output_move_himode, output_move_qimode)
5425 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5426 instead of TARGET_68020 to select clr behavior. Remove comment
5427 about there being no TARGET_68010.
5428 * config/m68k/m68k.md: Likewise throughout.
5430 2007-01-12 Julian Brown <julian@codesourcery.com>
5432 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5433 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5434 * config/m68k/m68k.md: Likewise.
5436 2007-01-12 Julian Brown <julian@codesourcery.com>
5438 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5439 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5441 2007-01-12 Julian Brown <julian@codesourcery.com>
5443 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5444 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5445 * config/m68k/m68k.md: Likewise.
5447 2007-01-12 Julian Brown <julian@codesourcery.com>
5448 Richard Sandiford <richard@codesourcery.com>
5450 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5451 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5452 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5454 (TARGET_CPU32): Rename to...
5455 (TUNE_CPU32): ...this.
5456 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5457 (TUNE_CFV2): New macros.
5458 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5459 remove conditions that are implied by TARGET_68020.
5460 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5461 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5462 (m68k_output_function_epilogue): Likewise.
5463 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5464 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5465 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5466 non-68000 timings. Refactor multiplication and division costs.
5467 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5468 TUNE_CPU32 instead of TARGET_CPU32.
5469 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5470 and TUNE_68060 instead of TARGET_68060.
5471 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5472 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5474 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5475 && !TARGET_COLDFIRE" to choose between moveq and clr.
5476 Likewise in the unnamed movsf pattern.
5477 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5478 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5481 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5483 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5484 of tabbing before backslashes.
5486 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5488 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5489 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5490 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5492 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5494 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5495 find_interesting_uses_cond.
5496 (find_interesting_uses_cond): Use extract_cond_operands.
5497 (rewrite_use_compare): Use extract_cond_operands and
5498 force_gimple_operand_bsi. Do not call update_stmt.
5499 (determine_use_iv_cost_condition): Use extract_cond_operands.
5500 Return cheaper of using original bound and changing the exit bound.
5502 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5504 PR tree-optimization/29516
5505 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5506 most_expensive_mult_to_index, addr_to_parts,
5507 create_mem_ref, maybe_fold_tmr): Make the type of
5508 fields of TARGET_MEM_REF sizetype.
5509 (move_fixed_address_to_symbol, move_pointer_to_base):
5511 * tree.def (TARGET_MEM_REF): Add comment on types of
5514 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5516 * c-common.c (vector_types_convertible_p): Treat opaque types as
5517 always convertible if they have the same size, but not otherwise.
5519 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5521 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5522 Remove the b_unconditional field.
5523 (noce_try_sign_mask): Do not look at b_unconditional.
5524 (noce_process_if_block): Do not use merge_if_blocks. Update
5525 the CFG here. Do not set b_unconditional.
5526 (cond_move_process_if_block): Likewise.
5527 (find_cond_trap): Likewise.
5528 (check_cond_move_block): Require simple jump insns at the end
5531 2007-01-11 Jan Hubicka <jh@suse.cz>
5533 PR tree-optimization/1046
5534 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5535 when alias info is not ready.
5536 (pass_tail_recursion): Do not require aliasing.
5537 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5538 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5539 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5540 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5541 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5542 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5543 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5545 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5546 When aliasing is not build, mark statement as volatile.
5548 2007-01-11 Tom Tromey <tromey@redhat.com>
5550 PR preprocessor/15185, PR preprocessor/20989:
5551 * doc/cppopts.texi <-MT>: Update description of algorithm for
5552 computing default target.
5553 <-M, -MD>: Reword "basename" text.
5555 2007-01-11 Roger Sayle <roger@eyesopen.com>
5557 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5558 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5559 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5560 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5561 fold_builtin_bswap, real_constp, fold_builtin_pow,
5562 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5563 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5564 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5565 * convert.c (convert_to_pointer): Likewise.
5566 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5567 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5568 const_binop, fold_convert_const_int_from_int,
5569 fold_convert_const_int_from_real,
5570 fold_convert_const_real_from_real, sign_bit_p,
5571 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5572 fold_sign_changed_comparison, fold_unary, fold_comparison,
5573 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5574 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5575 * print-tree.c (print_node_brief, print_node): Likewise.
5576 * stor-layout.c (place_field, layout_type): Likewise.
5577 * tree-chrec.c (keep_cast): Likewise.
5578 * tree.c (build_vector, build_real, build_real_from_int_cst,
5579 build_complex): Likewise.
5581 2007-01-11 Roger Sayle <roger@eyesopen.com>
5583 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5584 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5586 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5588 * configure.ac (strict1_warn): Rename to strict_warn.
5589 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5590 cc_set_by_configure, quoted_cc_set_by_configure,
5591 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5592 all_boot_languages, all_stagestuff): Remove.
5593 (target_list): Remove bootstrap targets.
5594 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5595 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5596 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5597 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5598 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5599 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5600 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5601 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5602 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5603 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5604 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5605 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5606 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5607 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5608 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5609 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5610 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5611 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5612 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5613 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5614 (mostlyclean): Adjust.
5615 (clean, distclean): Don't mention bootstrap stuff.
5616 * configure: Regenerate.
5617 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5618 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5619 treelang/config-lang.in (stagestuff): Remove.
5620 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5621 stageprofile, stagefeedback, stagestuff): Remove mention.
5623 2007-01-11 Nick Clifton <nickc@redhat.com>
5625 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5627 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5628 (mcore_arith_K_S_operand): Run the test for the S constraint not
5629 the test for the M constraint.
5630 (mcore_addsub_operand): Do not accept integer values that are
5631 larger than 32 bits.
5632 * config/mcore/mcore.md: Remove unused constraints from split.
5633 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5635 (allocate_stack): Likewise.
5636 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5637 operands to 32 bits.
5638 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5640 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5641 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5642 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5643 mcore_output_bclri, mcore_output_andn, output_inline_const,
5644 mcore_output_move, mcore_output_movedouble): Likewise.
5645 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5646 (output_inline_const): Likewise.
5647 (output_inline_const): Fix format strings used in sprintf
5649 * config/mcore/mcore-protos.h: Update prototypes for changed
5650 functions in mcore.c.
5651 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5652 HOST_WIDE_INT and not int.
5653 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5654 CONST_OK_FOR_N): Likewise.
5655 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5656 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5659 2007-01-10 Jan Hubicka <jh@suse.cz>
5661 * tree-vrp.c (remove_range_assertions): Release defs.
5662 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5663 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5665 2007-01-10 Paul Brook <paul@codesourcery.com>
5667 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5668 * config/arm/arm.md (mulsi3subsi): New insn.
5670 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5672 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5673 (tree_transform_and_unroll_loop): New.
5674 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5677 2007-01-10 Robert Kennedy <jimbob@google.com>
5679 * fold-const.c (fold_comparison): Fold comparisons like (x *
5680 1000 < 0) to (x < 0).
5682 2007-01-10 Ian Lance Taylor <iant@google.com>
5684 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5685 operands have the same priority.
5687 2007-01-10 Tom Tromey <tromey@redhat.com>
5689 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5690 (fold_binary): Likewise.
5691 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5692 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5693 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5694 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5695 * langhooks.h (struct lang_hooks): Removed field
5696 'can_use_bit_fields_p'.
5698 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5700 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5702 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5704 * function.c (get_last_funcdef_no): New function.
5705 * function.h (get_last_funcdef_no): Declare.
5706 * tree-inline.c (initialize_cfun): Add initialization.
5707 (tree_function_versioning): Cleanup.
5709 2007-01-10 Jan Hubicka <jh@suse.cz>
5711 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5714 2007-01-10 Sa Liu <saliu@de.ibm.com>
5715 Ben Elliston <bje@au.ibm.com>
5717 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5718 for SAVE_NONLOCAL and Pmode for any other save level.
5719 * spu-protos.h (spu_restore_stack_block): Declare.
5720 * spu.md (save_stack_block): Remove.
5721 (restore_stack_block): Call spu_restore_stack_block.
5722 * spu.c (spu_restore_stack_block): New function.
5723 (spu_expand_epilogue): Remove old comment.
5725 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5727 PR tree-optimization/30322
5728 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5729 (cand_value_at): Return the value as aff_tree.
5730 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5731 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5732 aff_combination_mult): New functions.
5733 (aff_combination_add): Use aff_combination_add_cst.
5734 (aff_combination_convert): Allow conversions to a wider type.
5735 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5736 * tree-affine.h (aff_combination_mult): Declare.
5738 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5740 * doc/tm.texi: Update documentation to reflect reality of exec
5741 and start file search behaviours. Update copyright year.
5742 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5743 header file directories.
5745 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5747 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5748 (*cosxf2): Rename to cosxf2_i387.
5749 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5750 using X87MODEF12 mode macro. Rename patterns to
5751 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5753 (*cosdf2, *cossf2): Ditto.
5754 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5755 to match extended input operands.
5756 (sincos<mode>3): New expander.
5757 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5758 insn patterns and corresponding splitters.
5760 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5762 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5763 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5765 2007-01-09 Nicolas Pitre <nico@cam.org>
5768 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5770 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5772 * target.h (struct gcc_target): New field library_rtti_comdat.
5773 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5774 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5775 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5776 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5778 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5780 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5782 2007-01-08 Richard Guenther <rguenther@suse.de>
5784 * tree.h (force_fit_type_double): Export.
5785 (force_fit_type): Remove.
5786 * fold-const.c (force_fit_type_double): New function.
5787 (force_fit_type): Remove.
5788 (int_const_binop): Use it.
5789 (fold_convert_const_int_from_int): Likewise.
5790 (fold_convert_const_int_from_real): Likewise.
5791 (fold_div_compare): Likewise.
5792 (fold_sign_changed_comparison): Likewise.
5793 (fold_unary): Likewise.
5794 (fold_negate_const): Likewise.
5795 (fold_abs_const): Likewise.
5796 (fold_not_const): Likewise.
5797 * c-common.c (shorten_compare): Use force_fit_type_double.
5798 * convert.c (convert_to_pointer): Likewise.
5800 2007-01-08 Richard Guenther <rguenther@suse.de>
5802 * tree.h (build_int_cst_wide_type): Export.
5803 * tree.c (build_int_cst_wide_type): New function.
5804 (build_int_cst_wide): Fix comment.
5805 * builtins.c (fold_builtin_object_size): Use build_int_cst
5806 to build -1 or 0 of the correct type. Use fit_double_type
5807 to check for overflow.
5808 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5810 (decode_field_reference): Likewise.
5811 (all_ones_mask_p): Likewise.
5812 (native_interpret_int): Use build_int_cst_wide_type.
5813 (fold_binary): Use build_int_cst_type to build an all-ones
5815 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5817 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5819 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5821 2007-01-09 Ben Elliston <bje@au.ibm.com>
5823 * genautomata.c (STATS_OPTION): New option.
5824 (stats_flag): New flag.
5825 (gen_automata_option): Handle it.
5826 (initiate_automaton_gen): Ditto.
5827 (write_automata): Output statistics only if stats_flag is
5828 set. Likewise, output time statistics only if time_flag is set.
5829 * doc/md.texi (Processor pipeline description): Document new flag.
5831 2007-01-08 Richard Guenther <rguenther@suse.de>
5833 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5834 * tree.c (build_int_cst_type): Likewise.
5835 (size_in_bytes): Don't call force_fit_type on the result.
5836 (int_fits_type_p): Use fit_double_type.
5837 * fold-const.c (fit_double_type): New function.
5838 (force_fit_type): Use it.
5839 * tree.h (fit_double_type): Export.
5841 2007-01-08 Jan Hubicka <jh@suse.cz>
5843 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5844 * ipa.c (function_and_variable_visibility): Fix return type.
5846 2007-01-08 Richard Guenther <rguenther@suse.de>
5848 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5849 of offset to build the index.
5850 * tree-pretty-print.c (dump_generic_node): Don't build negated
5851 const just for printing.
5852 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5853 * builtins.c (fold_builtin_int_roundingfn): Check if result
5854 fits the type by using force_fit_type and comparing the result.
5855 * predict.c (predict_loops): Use compare_tree_int for comparison.
5856 * tree.c (build_int_cst): Fall back to integer_type_node for
5858 (build_int_cst_wide): Assert type is non-null.
5860 2007-01-08 Roberto Costa <roberto.costa@st.com>
5862 * tree-vrp.c (extract_range_from_cond_expr): New.
5863 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5864 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5866 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5867 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5868 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5869 used as expressions.
5870 * tree-object-size.c (cond_expr_object_size): New.
5871 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5873 2007-01-08 Jan Hubicka <jh@suse.cz>
5875 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5876 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5879 2007-01-08 Richard Guenther <rguenther@suse.de>
5881 PR tree-optimization/23603
5882 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5883 (extract_range_from_binary): Fall back to truthvalue instead of
5884 varying for TRUTH_*_EXPR.
5885 (extract_range_from_comparison): Fall back to truthvalue instead of
5887 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5888 if all visited PHI values were constant.
5890 2007-01-08 Jan Hubicka <jh@suse.cz>
5892 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5893 (cgraph_analyze_function): break out from ...
5894 (cgraph_finalize_compilation_unit): ... here.
5895 (cgraph_expand_function): Remove forgoten commented out line.
5896 (cgraph_optimize): Analyze functions.
5898 2007-01-08 Jan Hubicka <jh@suse.cz>
5900 * tree-pas.h (TODO_remove_function): New flag.
5901 (TODO_update*): Renumber.
5902 (pass_ipa_increase_alignment,
5903 pass_ipa_function_and_variable_visibility): New passes.
5904 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5905 (cgraph_function_and_variable_visibility): Move to ipa.c
5906 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5907 cgraph_increase_alignment.
5908 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5909 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5910 calling tree-inline.
5911 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5912 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5913 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5914 (gate_increase_alignment): New function.
5915 (pass_ipa_increase_alignment): New pass.
5916 * ipa.c: Inline tree-pass.h and timevar.h
5917 (function_and_variable_visibility): Move here from cgraphunit.c
5918 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5919 * passes.c (init_optimization_passes): Add the two new passes.
5920 (execute_todo): Handle cgraph_remove_functions.
5922 2007-01-08 Nick Clifton <nickc@redhat.com>
5924 * config/frv/predicates.md (reg_or_0_operand): Accept
5927 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5929 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5930 * config.gcc: Add bfin*-rtems*.
5932 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5934 * c.opt: Add -flax-vector-conversions.
5935 * c-typeck.c (convert_for_assignment): Pass flag to
5936 vector_types_convertible_p to allow emission of note.
5937 (digest_init): Likewise.
5938 * c-opts.c: Handle -flax-vector-conversions.
5939 * c-common.c (flag_lax_vector_conversions): New.
5940 (vector_types_convertible_p): Unless -flax-vector conversions
5941 has been passed, disallow conversions between vectors with
5942 differing numbers of subparts and/or element types. If such
5943 a conversion is disallowed, possibly emit a note on the first
5944 occasion only to inform the user of -flax-vector-conversions.
5945 The new last argument specifies this.
5946 * c-common.h (flag_lax_vector_conversions): New.
5947 (vector_types_convertible_p): Add extra argument.
5948 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5949 char_type_node for V*QI type vectors.
5950 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5951 Update to satisfy new typechecking rules.
5952 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5954 * doc/invoke.texi (C Dialect Options): Document
5955 -flax-vector-conversions.
5957 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5959 PR tree-optimization/29877
5960 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5961 a register variable on the RHS to not be replaceable.
5963 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5964 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5965 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5966 const_simm15, const_pow2, const_npow2): Added.
5967 * config/score/misc.md (insv, extv, extzv, movmemsi,
5968 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5969 * config/score/score.c (score_address_cost, score_select_cc_mode):
5971 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5972 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5973 Update score_print_operand.
5974 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5975 Adjust register allocate order and update some macro define.
5976 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5977 mdx_block_move_straight, mdx_block_move_loop_head,
5978 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5979 mdx_block_move): Added.
5980 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5981 mdp_limm): Updated and fix some bug and typo.
5982 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5983 (movsf, movdf, doloop_end): Added.
5985 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5987 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5988 config/arm/thumb2.md: Fix comment typos.
5989 * doc/extend.texi: Fix a typo.
5991 2007-01-07 Eric Christopher <echristo@apple.com>
5993 * configure.ac: Check for __stack_chk_fail for darwin.
5994 * configure: Regenerate.
5996 2007-01-07 Richard Guenther <rguenther@suse.de>
5998 * tree-vrp.c (extract_range_from_assert): CSE calls to
5999 compare_values where possible.
6000 (extract_range_from_unary_expr): Likewise.
6002 2007-01-07 Anatoly Sokolov <aesok@post.ru>
6004 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
6005 * config/avr/avr.c (call_insn_operand): Delete function.
6006 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
6007 instead of register number. Use predicates.
6008 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
6009 call_insn_operand): Add.
6011 2007-01-06 Jan Hubicka <jh@suse.cz>
6013 * tree-pass.h (pass_build_cgraph_edges): Declare.
6014 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
6015 (visited_nodes): Remove.
6016 (cgraph_create_edges): Move to cgraphbuild.c; rename to
6017 build_cgrpah_edges; make visited_nodes local.
6018 (cgraph_process_new_functions): DO not call initialize_inline_failed.
6019 (record_references_in_initializer): Move to cgraphbuild.c
6020 (initialize_inline_failed, rebuild_cgraph_edges,
6021 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
6022 (verify_cgraph_node): Make visited_nodes local.
6023 (cgraph_analyze_function): Do not call cgraph_create_edges and
6024 initialize_inline_failed.
6025 (cgraph_expand_function): Do not call cgraph_lower_function;
6026 assert that function is already lowered.
6027 * Makefile.in (cgraphbuild.o): New.
6028 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
6029 at the end of lowering passes.
6031 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
6033 * ifcvt.c (cond_move_convert_if_block): New function, code
6034 factored out from...
6035 (cond_move_process_if_block): ...here. Call the new function
6036 on the THEN and ELSE blocks.
6037 (merge_if_block): Do not copy global_live_at_end, merge_blocks
6038 already takes care of this.
6040 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6043 * tree.h (TREE_OVERFLOW_P): New.
6044 * c-typeck.c (parser_build_unary_op): Warn only if result
6045 overflowed and operands did not.
6046 (parser_build_binary_op): Likewise.
6047 (convert_for_assignment): Remove redundant overflow_warning.
6048 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
6050 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6052 * c-typeck.c (store_init_value): Split over two lines to follow
6053 the GNU coding style.
6055 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
6057 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
6058 __GXX_EXPERIMENTAL_CXX0X__.
6059 * doc/cpp.texi: Same.
6061 2007-01-05 Richard Guenther <rguenther@suse.de>
6064 * tree.c (get_narrower): Do not construct COMPONENT_REFs
6065 with mismatched types. Instead explicitly build a
6066 conversion NOP_EXPR.
6068 2007-01-05 Ian Lance Taylor <iant@google.com>
6070 * c-common.c (decl_with_nonnull_addr_p): New function.
6071 (c_common_truthvalue_conversion): Call it.
6072 * c-typeck.c (build_binary_op): Likewise.
6073 * c-common.h (decl_with_nonnull_addr_p): Declare.
6075 2007-01-05 Jakub Jelinek <jakub@redhat.com>
6078 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
6081 2007-01-05 Joel Brobecker <brobecker@adacore.com>
6083 * doc/install.texi (Final install): Document the fact that
6084 the GNAT runtime should not be stripped.
6086 2007-01-04 Jan Hubicka <jh@suse.cz>
6088 * tree-inline.c (fold_marked_statements): Update operand caches
6089 and EH after folding
6091 2007-01-04 Ian Lance Taylor <iant@google.com>
6093 * c-common.c (check_function_nonnull): Whitespace fix.
6095 2007-01-04 Jan Hubicka <jh@suse.cz>
6097 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
6098 comitted older version of patch.
6099 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
6100 function, celanup cfg and collect garbage.
6102 2007-01-04 Mike Stump <mrs@apple.com>
6104 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
6107 2007-01-04 Eric Christopher <echristo@apple.com>
6109 * libgcc2.c (__bswapsi2): Use SItype.
6110 (__bswapdi2): Use DItype.
6111 * libgcc2.h: Update for above.
6113 2007-01-04 Paul Brook <paul@codesourcery.com>
6115 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
6116 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
6117 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
6118 umulsidi3, umulsidi3adddi, smulsi3_highpart,
6119 umulsi3_highpart): Make conditional on !arm_arch6.
6120 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
6121 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
6122 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
6123 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
6124 umulsi3_highpart_v6): New insns.
6126 2007-01-04 Roger Sayle <roger@eyesopen.com>
6128 * fold-const.c (fold_convert): When casting an expression to void,
6129 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
6130 have a type. Instead of attempting to build a NOP_EXPR, return
6131 these "special" trees directly.
6133 2007-01-04 Joseph Myers <joseph@codesourcery.com>
6135 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
6136 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
6137 rs6000_cost->fp not 0 as adjustment for outer NEG.
6139 2007-01-04 Jan Hubicka <jh@suse.cz>
6141 * cgraph.c (cgraph_release_function_body): New function.
6142 (cgraph_remove_node): Use it.
6143 * cgraph.h (cgraph_release_function_body): Declare.
6144 * cgraphunit.c (cgraph_expand_function): Use it.
6145 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
6146 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
6147 is initialized and while compilation of other function is running.
6148 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
6149 statement CFG annotations from here to ...
6150 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
6152 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
6154 * cfgloop.h (enum li_flags): Make the constants powers of two.
6156 2007-01-04 Jan Hubicka <jh@suse.cz>
6158 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6160 (fold_marked_statements): New function.
6161 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6162 * tree-inline.h (copy_body_data): Add statements_to_fold.
6164 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6166 * config.gcc: Mention libgcc/config.host.
6167 * Makefile.in: Update comments mentioning libgcc.
6168 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6169 (all.cross, start.encap, rest.encap, rest.cross): Update
6170 dependencies for libgcc move.
6171 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6172 (clean-target, clean-target-libgcc): Delete.
6173 (srcdirify, GCC_EXTRA_PARTS): New macros.
6174 (libgcc-support, libgcc.mvars): New rules.
6175 (distclean): Remove mention of mklibgcc.
6176 (install): Don't reference INSTALL_LIBGCC.
6177 (install-common): Don't reference EXTRA_PARTS.
6178 (install-libgcc, install-multilib): Delete rules.
6179 * mklibgcc.in: Delete file.
6180 * doc/configfiles.texi: Don't mention mklibgcc.
6182 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6183 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6184 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6185 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6186 (mklibgcc, ldblspecs): Likewise.
6188 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6189 (posixpre.def): Use $(T).
6190 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6191 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6192 (SHLIB_LINK): Make dummy.
6193 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6195 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6197 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6198 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6199 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6200 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6202 * configure.ac (all_outputs): Remove mklibgcc.
6203 * configure: Regenerated.
6205 2007-01-03 Josh Conner <jconner@apple.com>
6208 * calls.c (compute_argument_addresses): Set stack and stack_slot
6209 for partial args, too.
6210 (store_one_arg): Use locate.size.constant for the size when
6211 generating a save_area.
6213 2007-01-03 Robert Kennedy <jimbob@google.com>
6215 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6216 whose definitions are deleted due to basic block merging.
6218 2007-01-03 Paul Brook <paul@codesourcery.com>
6221 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6223 (use_return_insn): Return 0 for Thumb interrupt functions.
6224 (print_multi_reg): Add rfe argument for IRQ returns.
6225 (arm_output_epilogue): Pop interrupt return address directly into PC.
6226 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6228 2007-01-03 Paul Brook <paul@codesourcery.com>
6230 Merge from sourcerygxx-4_1.
6231 * config/arm/thumb2.md: New file.
6232 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6234 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6235 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6236 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6237 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6239 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6240 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6242 * config/arm/ieee754-sf.S: Ditto.
6243 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6244 (thumb1_base_register_rtx_p): ... to this.
6245 (thumb_index_register_rtx_p): Rename...
6246 (thumb1_index_register_rtx_p): ... to this.
6247 (thumb_output_function_prologue): Rename...
6248 (thumb1_output_function_prologue): ... to this.
6249 (thumb_legitimate_address_p): Rename...
6250 (thumb1_legitimate_address_p): ... to this.
6251 (thumb_rtx_costs): Rename...
6252 (thumb1_rtx_costs): ... to this.
6253 (thumb_compute_save_reg_mask): Rename...
6254 (thumb1_compute_save_reg_mask): ... to this.
6255 (thumb_final_prescan_insn): Rename...
6256 (thumb1_final_prescan_insn): ... to this.
6257 (thumb_expand_epilogue): Rename...
6258 (thumb1_expand_epilogue): ... to this.
6259 (arm_unwind_emit_stm): Rename...
6260 (arm_unwind_emit_sequence): ... to this.
6261 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6262 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6263 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6264 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6265 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6266 thumb2_output_casesi): New functions.
6267 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6268 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6269 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6270 THUMB2_WORK_REGS): Define.
6271 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6272 arm_condexec_mask, arm_condexec_masklen)): New variables.
6273 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6274 (arm_override_options): Check new CPU capabilities.
6275 Set new architecture flag variables.
6276 (arm_isr_value): Handle v7m interrupt functions.
6277 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6279 (const_ok_for_arm): Handle Thumb-2 constants.
6280 (arm_gen_constant): Ditto. Use movw when available.
6281 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6283 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6284 (thumb_find_work_register, arm_load_pic_register,
6285 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6286 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6287 print_multi_reg, output_mov_long_double_fpa_from_arm,
6288 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6289 output_mov_double_fpa_from_arm, output_move_double,
6290 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6291 output_return_instruction, arm_output_function_prologue,
6292 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6293 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6294 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6295 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6296 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6297 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6299 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6300 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6301 (arm_file_start): Output directive for unified syntax.
6302 (arm_unwind_emit_set): Handle stack alignment instruction.
6303 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6304 Add v6t2, v7, v7a, v7r and v7m.
6305 (RETLDM): Add Thumb-2 code.
6306 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6307 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6308 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6309 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6310 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6311 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6312 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6313 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6314 ADJUST_INSN_LENGTH): Define.
6315 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6316 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6317 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6318 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6319 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6320 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6321 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6322 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6323 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6324 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6325 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6326 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6327 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6328 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6329 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6330 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6331 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6333 * config/arm/arm-tune.md: Regenerate.
6334 * config/arm/arm-protos.h: Update prototypes.
6335 * config/arm/vfp.md: Enable patterns for Thumb-2.
6336 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6337 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6338 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6339 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6340 * config/arm/libunwind.S: Add Thumb-2 code.
6341 * config/arm/constraints.md: Update include Thumb-2.
6342 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6343 * config/arm/ieee754-df.S: Ditto.
6344 * config/arm/bpabi.S: Ditto.
6345 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6346 * config/arm/predicates.md (low_register_operand,
6347 low_reg_or_int_operand, thumb_16bit_operator): New.
6348 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6349 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6350 * config/arm/t-arm-elf: Add armv7 multilib.
6351 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6353 (UNSPEC_STACK_ALIGN, ce_count): New.
6354 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6355 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6357 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6358 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6359 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6360 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6361 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6362 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6364 * doc/extend.texi: Document ARMv7-M interrupt functions.
6365 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6367 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6369 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6370 (struct _Unwind_Context): Rename args_size to flags, remove
6371 signal_frame field, add a new args_size field and version field.
6372 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6373 _Unwind_IsExtendedContext): New inline functions.
6374 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6375 Assume by_value array is only present if _Unwind_IsExtendedContext.
6376 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6377 _Unwind_IsSignalFrame.
6378 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6379 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6380 (uw_init_context_1): Initialize context->flags to
6381 EXTENDED_CONTEXT_BIT.
6382 * config/rs6000/linux-unwind.h (frob_update_context): Use
6383 _Unwind_SetSignalFrame.
6385 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6388 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6389 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6392 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6394 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6395 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6396 RET, AT_SP): Remove.
6397 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6400 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6401 * cfgbuild.c (find_basic_blocks): Likewise.
6402 * cfgrtl.c (rtl_create_basic_block): Likewise.
6403 * function.c (temp_slots_at_level): Likewise.
6404 * reg-stack.c (stack_regs_mentioned): Likewise.
6405 * regclass.c (allocate_reg_info): Likewise.
6406 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6407 set_bb_for_stmt, move_block_to_fn): Likewise.
6408 * tree-complex.c (tree_lower_complex): Likewise.
6409 * vec.h (VEC_safe_grow_cleared): New.
6411 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6413 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6415 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6416 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6418 * cfgloopmanip.c (scale_loop_frequencies): Export.
6419 (loopify): Scale the frequencies by prescribed coefficients.
6420 (set_zero_probability): New function.
6421 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6422 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6423 and frequencies according to arguments.
6424 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6426 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6427 * modulo-sched.c (sms_schedule): Set probabilities for entering
6428 versioned loop correctly.
6429 * tree-vect-transform.c (vect_transform_loop): Ditto.
6430 * cfgloop.h (loopify, loop_version): Declaration changed.
6431 (scale_loop_frequencies): Declared.
6433 2007-01-02 Jan Hubicka <jh@suse.cz>
6435 * cgraph.c: Include tree-flow.h
6436 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6438 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6439 * tree-pass.h (pass_all_early_optimizations): Declare.
6440 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6442 (cgraph_analyze_function): Do early_local_passes.
6443 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6444 Do not add referenced vars.
6445 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6447 (gate_all_early_local_passes): New gate.
6448 (pass_early_local_passes): Use new gate.
6449 (execute_early_local_optimizations): New functions.
6450 (gate_all_early_optimizations): New gate.
6451 (pass_all_early_optimizations): New pass.
6452 (execute_free_datastructures): Free SSA only when initialized.
6453 (gate_init_datastructures): Init only when optimizing.
6454 (tree_lowering_passes): Do early local passes when called late.
6455 * tree-profile.c (do_tree_profiling): Don't profile functions added
6457 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6458 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6460 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6461 during early_local_passes.
6462 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6465 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6467 * Makefile.in: Update copyright year.
6469 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6471 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6472 in $(lang_checks) and check-consistency targets.
6474 2007-01-02 Jan Hubicka <jh@suse.cz>
6476 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6477 Do not add referenced vars.
6478 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6480 * passes.c (init_optimization_passes): Put mudflap_2 after
6481 free_datastructures.
6483 2007-01-02 Jan Hubicka <jh@suse.cz>
6485 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6486 Set NOTHROW flag on call statements proved to be nothrow.
6487 Update statement of local calls so new pure/const functions are
6488 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6490 (tree_rest_of_compilation): Register hooks and initialize bitmap
6491 early. Do not set after_inlining flag.
6493 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6495 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6496 HOST_BITS_PER_LONGLONG
6498 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6501 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6502 warning for non-static initializers.
6504 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6506 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6507 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6508 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6509 Always use set_unique_reg_note to add REG_EQUAL notes.
6511 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6514 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6516 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6517 * cfgbuild.c (find_basic_blocks): Likewise.
6518 * cfgrtl.c (rtl_create_basic_block): Likewise.
6519 * function.c (temp_slots_at_level): Likewise.
6520 * reg-stack.c (stack_regs_mentioned): Likewise.
6521 * regclass.c (allocate_reg_info): Likewise.
6522 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6523 set_bb_for_stmt, move_block_to_fn): Likewise.
6524 * tree-complex.c (tree_lower_complex): Likewise.
6525 * vec.h (VEC_safe_grow_cleared): New.
6527 2007-01-02 Ian Lance Taylor <iant@google.com>
6529 * c-common.c (c_common_truthvalue_conversion): When warning about
6530 using an assignment as a truth value, set TREE_NO_WARNING.
6532 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6535 * c.opt (Wold-style-declaration): New.
6536 * doc/invoke.texi (C-only Warning Options): New.
6537 (Wold-style-declaration): Document it.
6538 (Wextra): Enabled by -Wextra.
6539 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6540 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6541 -Wold-style-declaration.
6543 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6545 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6546 * cfgbuild.c (find_basic_blocks): Likewise.
6547 * cfgrtl.c (rtl_create_basic_block): Likewise.
6548 * function.c (temp_slots_at_level): Likewise.
6549 * reg-stack.c (stack_regs_mentioned): Likewise.
6550 * regclass.c (allocate_reg_info): Likewise.
6551 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6552 set_bb_for_stmt, move_block_to_fn): Likewise.
6553 * tree-complex.c (tree_lower_complex): Likewise.
6554 * vec.h (VEC_safe_grow_cleared): New.
6556 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6558 * c-common.c (c_common_nodes_and_builtins): Since variants of
6559 void_type_node get built before it is given a name, we need to
6560 give those variants the name, too.
6561 (complete_array_type): We need to work with the canonical main
6562 type of the array, from which we will build the qualified version.
6563 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6564 * print-tree.c (print_node): Display canonical type information
6566 * stor-layout.c (layout_type): When we don't know the
6567 alignment of a type for which we're building an array, we end up
6568 guessing wrong, so make the type require structural equality.
6569 * tree.c (make_node_stat): When we build a new type, it is its
6571 (build_type_attribute_qual_variant): When building an attribute
6572 variant, its canonical type is the non-attribute variant. However,
6573 if the attributes are target-dependent and they differ, we need to
6574 use structural equality checks for this type.
6575 (build_qualified_type): A qualified type is not equivalent to its
6576 unqualified variant; set the canonical type appropriately.
6577 (build_distinct_type_copy): When building a distinct type from
6578 another type, the new type is its own canonical type.
6579 (build_variant_type_copy): When building a new type variant, we
6580 assume that it is equivalent to the original type.
6581 (build_pointer_type_for_mode): When building a pointer type, also
6582 build a canonical type pointer.
6583 (build_reference_type_for_mode): When building a reference type,
6584 also build a canonical type reference.
6585 (build_index_type): When we can't hash an index type (e.g.,
6586 because its maximum value is negative), the index type requires
6587 structural equality tests.
6588 (build_array_type): Build the canonical form of an array type.
6589 (build_function_type): Function types require structural equality,
6590 because they contain default arguments, attributes, etc.
6591 (build_method_type_directly): Ditto for method types.
6592 (build_offset_type): Build the canonical offset type.
6593 (build_complex_type): Build the canonical vector type.
6594 (make_vector_type): Build the canonical vector type.
6595 * tree.h (TYPE_CANONICAL): New.
6596 (TYPE_STRUCTURAL_EQUALITY_P): New.
6597 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6598 (struct tree_type): Added "canonical" field.
6599 * params.h (VERIFY_CANONICAL_TYPES): New.
6600 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6601 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6602 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6603 * doc/invoke.texi (verify-canonical-types): Document --param
6604 parameter for verifying canonical types.
6606 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6608 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6609 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6610 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6611 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6613 * config/rs6000/e500.h: New.
6614 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6615 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6617 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6618 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6619 TARGET_E500_DOUBLE): Remove.
6620 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6621 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6622 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6623 * config/rs6000/rs6000.c (rs6000_override_options): Use
6626 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6628 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6629 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6630 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6631 rs6000_emit_cmove): Don't check TARGET_E500.
6632 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6633 sordered): Don't check TARGET_E500.
6635 2007-01-01 Eric Christopher <echristo@apple.com>
6637 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6638 HARD_REGISTER_NUM_P.
6640 2007-01-01 Roger Sayle <roger@eyesopen.com>
6642 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6643 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6644 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6647 2007-01-01 Mike Stump <mrs@apple.com>
6649 * configure.ac: Remove support for building with Apple's gcc-3.1.
6651 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6654 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6655 REG is a hard register. Do not modify REG before calling
6657 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6658 multiple of the size of YMODE for certain lowpart cases.
6660 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6663 * gimplify (voidify_wrapper_expr): Update for
6666 2007-01-01 Andreas Schwab <schwab@suse.de>
6669 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6670 save of BR0 in extra_spill_size instead of spill_size.
6671 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6673 (ia64_expand_epilogue): Restore BR0 from its new location.
6675 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6677 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6678 Use a temporary variable if the left hand side is not a gimple
6681 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6683 * gimplify.c (gimplify_return_expr): Make the temporary variable
6684 for the return expression, a gimple register variable.
6686 2007-01-01 Jan Hubicka <jh@suse.cz>
6688 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6691 2007-01-01 Mike Stump <mrs@apple.com>
6693 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6695 * config/darwin.c (machopic_select_rtx_section): Use
6697 (darwin_mergeable_constant_section): Likewise.
6698 * configure: Regenerate.
6699 * config.in: Regenerate.
6701 2007-01-01 Jan Hubicka <jh@suse.cz>
6702 Andrew Pinski <pinskia@gmail.com>
6704 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6705 before starting IPA passes.