1 2007-02-23 Mike Stump <mrs@apple.com>
3 * tlink.c (scan_linker_output): Parse linker messages from
4 darwin9's linker better.
6 2007-02-23 Steve Ellcey <sje@cup.hp.com>
9 * varpool.c (varpool_assemble_pending_decls): Set
10 varpool_last_needed_node to null.
12 2007-02-23 DJ Delorie <dj@redhat.com>
14 * config/i386/i386.c (ix86_data_alignment): Don't specify an
15 alignment bigger than the object file can handle.
17 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
20 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
21 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
22 (*movsf_1): Penalize MMX moves.
24 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
26 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
27 2^32-1 or more times unless flag_unsafe_loop_optimizations.
29 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
31 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
33 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
34 (fold_builtin_1): Use them.
35 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
38 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
40 * config/i386/i386.c (bdesc_1arg): Initialize
41 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
42 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
43 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
44 and IX86_BUILTIN_MOVSLDUP.
46 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
48 PR rtl-optimization/30841
49 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
51 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
53 * builtins.c (fold_builtin_frexp): New.
54 (fold_builtin_2): Use it.
56 2007-02-22 Mark Mitchell <mark@codesourcery.com>
58 * doc/invoke.texi (Spec Files): Document getenv spec function.
60 * gcc.c (getenv_spec_function): New function.
61 (static_spec_functions): Add it.
62 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
63 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
66 2007-02-22 Michael Matz <matz@suse.de
69 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
70 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
72 2007-02-22 Ian Lance Taylor <iant@google.com>
75 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
76 (mem_loc_descriptor): Call it.
78 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
79 Ira Rosen <irar@il.ibm.com>
81 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
83 2007-02-22 Ira Rosen <irar@il.ibm.com>
85 PR tree-optimization/30843
86 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
87 stores only after all the group is vectorized.
89 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
91 PR tree-optimization/30858
92 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
93 in the reduction cycle have a single use in the loop.
94 * tree-vectorizer.h (relevant): Add documentation.
96 2007-02-20 Mike Stump <mrs@apple.com>
98 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
99 * configure: Regenerate.
101 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
103 Change the defaults of some parameters and options.
104 * config/spu/spu-protos.h (spu_optimization_options): Declare.
105 * config/spu/spu.c (spu_optimization_options): Add.
106 (spu_override_options): Change params in spu_optimization_options.
107 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
109 Register 127 is only 16 byte aligned when used as a frame pointer.
110 * config/spu/spu-protos.h (spu_init_expanders): Declare.
111 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
112 HARD_FRAME_POINTER_REGNUM.
113 (spu_legitimate_address): Use regno_aligned_for_reload.
114 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
115 aligned when frame_pointer_needed is true.
116 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
118 * config/spu/spu.h (INIT_EXPANDERS): Define.
120 Make sure shift and rotate instructions have valid immediate operands.
121 * config/spu/predicates.md (spu_shift_operand): Remove.
122 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
123 * config/spu/constraints.md (W, O): Extend range.
124 * config/spu/spu.md (umask, nmask): Define.
125 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
126 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
127 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
128 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
129 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
130 (lshr<mode>3_reg): Fix rtl description.
132 Make sure mulhisi immediate operands are valid.
133 * config/spu/predicates.md (imm_K_operand): Add.
134 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
136 Generate constants using fsmbi and andi.
137 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
138 (print_operand, spu_split_immediate, classify_immediate,
139 fsmbi_const_p): Handle IC_FSMBI2.
141 Correctly handle a CONST_VECTOR containing symbols.
142 * config/spu/spu.c (print_operand): Handle HIGH correctly.
143 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
144 (immediate_load_p): Allow symbols that use 2 instructions to create.
145 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
146 with symbols when flag_pic is set.
147 (const_vector_immediate_p): New.
148 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
149 accept a CONST_VECTOR with symbols.
150 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
151 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
153 * config/spu/spu.md (high, low): Delete.
154 (low_<mode>): Define.
156 Remove INTRmode and INTR_REGNUM, which didn't work.
157 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
159 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
160 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
161 peephole2 pattern): Don't use INTR or 131.
163 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
164 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
165 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
166 (UNSPEC_SET_INTR): Add.
167 * config/spu/spu-modes.def (INTR): Remove.
169 More accurate warnings about run-time relocations.
170 * config/spu/spu.c (reloc_diagnostic): Test in_section.
172 Correctly warn about immediate arguments to specific intrinsics.
173 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
174 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
175 the instruction predicate.
177 Fix tree check errors with latest update.
178 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
180 (spu_expand_builtin): Use CALL_EXPR_FN.
182 Add missing specific intrinsics.
183 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
185 * config/spu/spu_internals.h: Ditto.
187 Fix incorrect operand modifiers.
188 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
189 * config/spu/spu.md (xor<mode>3): Change %S to %J.
191 Optimize one case of zero_extend of a vec_select.
192 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
194 Accept any immediate for hbr.
195 * config/spu/spu.md (hbr): Change s constraints to i.
197 2007-02-21 Paul Brook <paul@codesourcery.com>
199 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
200 condexec_count when skipping USE and CLOBBER.
202 2007-02-21 Nick Clifton <nickc@redhat.com>
204 * common.opt (Warray-bounds): Add Warning attribute.
205 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
207 (fsized-zeroes): Add Optimization attribute.
208 (fsplit-wide-types, ftree-scev-cprop): Likewise.
209 * c.opt (Wc++0x-compat): Add Warning attribute.
211 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
214 * reload1.c (eliminate_regs_in_insn): In the single_set special
215 case, attempt to re-recognize the insn before falling back to
216 having reload fix it up.
218 2007-02-20 Eric Christopher <echristo@gmail.com>
220 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
222 (frv_read_iacc_argument): Ditto.
223 (frv_expand_set_builtin): Take a call instead of arglist, update for
225 (frv_expand_unop_builtin): Ditto.
226 (frv_expand_binop_builtin): Ditto.
227 (frv_expand_cut_builtin): Ditto.
228 (frv_expand_binopimm_builtin): Ditto.
229 (frv_expand_voidbinop_builtin): Ditto.
230 (frv_expand_int_void2arg): Ditto.
231 (frv_expand_prefetches): Ditto.
232 (frv_expand_voidtriop_builtin): Ditto.
233 (frv_expand_voidaccop_builtin): Ditto.
234 (frv_expand_load_builtin): Ditto.
235 (frv_expand_store_builtin): Ditto.
236 (frv_expand_mdpackh_builtin): Ditto.
237 (frv_expand_mclracc_builtin): Ditto.
238 (frv_expand_mrdacc_builtin): Ditto.
239 (frv_expand_mwtacc_builtin): Ditto.
240 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
243 2007-02-20 Janis Johnson <janis187@us.ibm.com>
245 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
246 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
248 (HAVE_GAS_DFP): Check for assembler support of decimal floating
250 * configure: Regenerate.
251 * config.in: Regenerate.
252 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
253 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
254 masks to power6 and power6x and to POWERPC_MASKS.
255 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
257 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
258 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
259 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
260 Access PROTOTYPE as variable, not mask.
262 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
264 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
265 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
266 * combine.c (adjust_for_new_dest): Use it.
267 * postreload.c (reload_combine): Likewise.
269 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
271 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
272 notes on an insn with multiple sets, even if single_set returns
273 non-NULL for that insn.
275 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
277 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
280 2007-02-20 Geoffrey Keating <geoffk@apple.com>
282 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
283 if user didn't pass it.
284 * config/i386/darwin.h (CC1_SPEC): Likewise.
285 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
286 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
287 -mmacosx-version-min.
289 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
290 Uros Bizjak <ubizjak@gmail.com>
292 * optabs.h (enum optab_index): Add new OTI_scalb.
293 (scalb_optab): Define corresponding macro.
294 * optabs.c (init_optabs): Initialize scalb_optab.
295 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
297 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
298 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
299 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
300 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
301 flag_unsafe_math_optimizations is set.
303 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
304 to implement scalbf, scalb and scalbl built-ins as inline x87
307 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
308 DJ Delorie <dj@redhat.com>
311 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
312 (diagnostic_report_diagnostic): ... here, and turn them into real
313 errors. If warnings are inhibited, no need to do anything.
315 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
317 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
318 better code generation.
320 2007-02-20 Ben Elliston <bje@au.ibm.com>
322 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
324 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
326 * config/alpha/alpha.c, config/alpha/alpha.md,
327 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
328 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
329 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
330 config/arm/lib1funcs.asm: Follow spelling conventions.
332 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
333 config/fr30/fr30.md, config/i386/i386.h,
334 config/iq2000/iq2000.h, config/iq2000/predicates.md,
335 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
336 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
337 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
338 config/rs6000/altivec.md, config/rs6000/rs6000.c,
339 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
340 config/sparc/sparc.c, config/sparc/sparc.h,
341 config/sparc/sparc.md, config/spu/constraints.md,
342 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
345 2007-02-20 Alan Modra <amodra@bigpond.net.au>
348 * varasm.c (use_blocks_for_decl_p): Return false for decls with
351 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
353 * doc/invoke.texi (-ftree-lrs): Remove.
355 2007-02-19 Diego Novillo <dnovillo@redhat.com>
357 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
360 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
362 * config/ia64/ia64.c (ia64_expand_builtin): Use the
363 new CALL_EXPR_FN macro for retrieving the function
364 declaration of the input expression.
366 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
368 * c.opt (Waddress): New.
369 * common.opt (Walways-true): Delete.
370 (Wstring-literal-comparison): Delete.
371 * doc/invoke.texi (Warning Options): Delete -Walways-true and
372 -Wstring-literal-comparison. Add -Waddress.
374 (Walways-true): Delete.
375 (Wstring-literal-comparison): Delete.
376 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
377 consistently instead of -Walways-true in example.
378 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
379 * c-typeck.c (parser_build_binary_op): Replace
380 -Wstring-literal-comparison and -Walways-true with -Waddress.
381 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
384 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
386 * tree-cfg.c (dump_function_to_file): Be prepared for functions
387 without DECL_STRUCT_FUNCTION initialized.
389 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
391 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
392 due to calls to functions taking pointers as parameters.
394 2007-02-19 Richard Henderson <rth@redhat.com>
397 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
400 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
402 * config/s390/s390.c (s390_call_saved_register_used,
403 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
404 accessed to the new scheme.
406 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
408 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
409 (cris_print_index, cris_print_operand, cris_print_operand_address)
410 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
411 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
412 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
414 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
415 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
416 GO_IF_LEGITIMATE_ADDRESS): Ditto.
417 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
418 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
419 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
420 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
421 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
422 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
423 (uminsi3, call, call_value): Ditto.
424 (define_split: indir_to_reg_split, unnamed): Ditto.
426 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
428 PR tree-optimization/30975
429 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
432 2007-02-18 Eric Christopher <echristo@gmail.com>
434 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
435 Remove use of arglist.
436 (mips_expand_builtin): Remove use of arglist, pass in expr.
437 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
438 (mips_expand_builtin_movtf): Ditto.
439 (mips_expand_builtin_compare): Ditto.
441 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
443 * tree-sra.c (sra_build_assignment): Replace assertion
444 checking with a comment explaining why it can't be done.
446 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
449 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
450 during CALL_EXPR representation conversion.
451 * tree-ssa-propagate.c (set_rhs): Likewise.
453 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
455 * tree-sra.c (sra_build_assignment): Disable assertion checking
458 2007-02-18 Roger Sayle <roger@eyesopen.com>
460 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
461 instead of calling build2 with a GIMPLE_MODIFY_STMT.
462 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
464 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
465 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
466 gimplify_init_ctor_eval_range, gimple_push_cleanup,
467 gimplify_omp_for, gimplify_omp_atomic_pipeline,
468 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
469 force_gimple_operand): Likewise.
470 * ipa-cp.c (constant_val_insert): Likewise.
471 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
472 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
473 perfect_nestify): Likewise.
474 * langhooks.c (lhd_omp_assignment): Likewise.
475 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
476 lower_copyprivate_clauses, lower_send_clauses,
477 lower_send_shared_vars, expand_parallel_call,
478 expand_omp_for_generic, expand_omp_for_static_nochunk,
479 expand_omp_for_static_chunk, expand_omp_sections,
480 lower_omp_single_copy, lower_omp_for_lastprivate,
481 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
482 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
483 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
486 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
488 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
489 config/sh/sh.md: Follow spelling conventions.
491 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
492 config/frv/predicates.md: Follow spelling conventions.
494 * config/m68k/linux-unwind.h: Fix a comment typo.
495 * target.h: Follow spelling conventions.
497 2007-02-18 Roger Sayle <roger@eyesopen.com>
499 PR rtl-optimization/28173
500 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
501 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
502 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
503 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
504 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
506 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
508 * builtins.c (fold_builtin_load_exponent): New.
509 (fold_builtin_2): Use it.
511 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
513 PR rtl-optimization/30773
514 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
515 if we fail to attach a REG_EQUIV note.
517 2007-02-18 David Edelsohn <edelsohn@gnu.org>
518 Roger Sayle <roger@eyesopen.com>
520 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
522 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
524 * calls.c (initialize_argument_information): Pass original EXP
525 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
526 code to split complex arguments here, as part of initializing the
528 (expand_call): Remove code that builds a list of arguments and
529 inserts implicit arguments into it. Instead, just count how many
530 implicit arguments there will be so we can determine the size of
531 the ARGS array, and let initialize_argument_information do the work.
532 (split_complex_values): Delete unused function.
534 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
536 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
538 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
540 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
541 for arg pointer based indexed addressing.
543 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
545 * config/ia64/ia64.h, config/ia64/ia64.md,
546 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
547 spelling conventions.
549 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
551 * config/m68k/m68k.c (split_di): New.
552 * config/m68k/m68k-protos.h: Declare split_di.
553 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
554 Improve predicate handling and split constant shifts.
556 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
558 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
559 parameter for register bitfield operations, general predicates
562 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
564 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
565 * config/m68k/linux-unwind.h: New file.
567 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
569 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
570 config/i386/athlon.md, config/ia64/ia64.md,
571 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
572 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
573 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
574 tree-ssa-loop-niter.c, tree-vect-analyze.c,
575 tree-vect-transform.c: Fix comment typos.
577 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
579 * sched-deps.c (find_insn_list): Remove.
580 * sched-int.h: Remove the prototype for find_insn_list.
582 2007-02-16 Geoffrey Keating <geoffk@apple.com>
584 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
586 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
587 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
588 darwin_rs6000_override_options.
589 (C_COMMON_OVERRIDE_OPTIONS): Expect
590 darwin_macosx_version_min to be non-NULL always.
591 (TARGET_C99_FUNCTIONS): Likewise.
592 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
593 (DARWIN_MINVERSION_SPEC): New.
594 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
595 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
597 (DARWIN_MINVERSION_SPEC): New.
598 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
600 * config/darwin-c.c (darwin_cpp_builtins): Expect
601 darwin_macosx_version_min to be non-NULL always.
603 * config/rs6000/rs6000.c: Clean up trailing whitespace.
605 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
607 * config/i386/i386.h (x86_use_xchgb): New.
608 (TARGET_USE_XCHGB): New macro.
609 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
610 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
611 Split after reload into bswaphi for shifts of 8.
612 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
613 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
614 or when optimizing for size.
616 2007-02-16 Richard Guenther <rguenther@suse.de>
617 Christian Bruel <christian.bruel@st.com>
619 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
620 DECLs but prefer SSA_NAMEs over DECLs.
622 2007-02-16 Richard Guenther <rguenther@suse.de>
624 * tree-flow-inline.h (single_imm_use_p): Remove.
625 (zero_imm_uses_p): Likewise.
626 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
627 instead of single_imm_use_p.
628 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
631 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
634 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
635 nested double- and backquotes.
637 2007-02-15 Roger Sayle <roger@eyesopen.com>
640 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
641 should be unreachable.
642 (build2_stat): Allow construction of MODIFY_EXPR at any time.
643 For the time being redirect GIMPLE_MODIFY_STMT to the new
644 (renamed) build_gimple_modify_stmt_stat.
645 (build2_gimple_stat): Rename to...
646 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
647 Always build a GIMPLE_MODIFY_STMT node.
648 * tree.h (build2_gimple, build2_gimple_stat): Delete.
649 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
652 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
653 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
654 * tree-complex.c (set_component_ssa_name, expand_complex_move,
655 expand_complex_div_wide): Likewise.
656 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
657 * tree-ssa-loop-im.c (schedule_sm): Likewise.
658 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
659 * tree-ssa-loop-manip.c (create_iv): Likewise.
660 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
661 abs_replacement): Likewise.
662 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
663 realify_fake_stores): Likewise.
665 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
666 node rather than a GIMPLE_MODIFY_STMT node.
667 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
668 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
670 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
671 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
674 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
677 * fold-const.c (fold_comparison): Add back the
678 folding of constant complex comparisions.
680 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
683 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
684 effects unknown to this function, return early.
686 2007-02-15 Ian Lance Taylor <iant@google.com>
688 * lower-subreg.c (move_eh_region_note): New static function.
689 (resolve_simple_move): Call it.
690 (decompose_multiword_subregs): Track blocks for which we resolve a
691 simple move which is also a control flow insn. Pass them to
692 find_many_sub_basic_blocks.
693 (pass_lower_subreg): Add TODO_verify_flow.
694 (pass_lower_subreg2): Likewise.
696 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
697 Brooks Moses <brooks.moses@codesourcery.com>
698 Lee Millward <lee.millward@codesourcery.com>
700 * tree.h (enum tree_code_class): Add tcc_vl_exp.
701 (VL_EXP_CLASS_P): New.
702 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
704 (TREE_OPERAND_CHECK_CODE): Likewise.
705 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
706 (TREE_RTL_OPERAND_CHECK): Likewise.
707 (tree_operand_check_failed): Make second parameter the whole tree
708 instead of its code. Fixed callers.
710 (TREE_OPERAND_LENGTH): New.
711 (VL_EXP_OPERAND_LENGTH): New.
713 (CALL_EXPR_STATIC_CHAIN): New.
714 (CALL_EXPR_ARGS): New.
715 (CALL_EXPR_ARG): New.
716 (call_expr_nargs): New.
717 (CALL_EXPR_ARGP): New.
718 (build_nt_call_list): Declare.
719 (build_vl_exp_stat): Declare.
721 (build_call_list): Declare.
722 (build_call_nary): Declare.
723 (build_call_valist): Declare.
724 (build_call_array): Declare.
725 (call_expr_arg): Declare.
726 (call_expr_argp): Declare.
727 (call_expr_arglist): Declare.
728 (fold_build_call_list): Declare.
729 (fold_build_call_list_initializer): Declare.
730 (fold_call_expr): Declare to replace fold_builtin.
731 (fold_builtin_fputs): Update to agree with modified definition.
732 (fold_builtin_strcpy): Likewise.
733 (fold_builtin_strncpy): Likewise.
734 (fold_builtin_memory_chk): Likewise.
735 (fold_builtin_stxcpy_chk): Likewise.
736 (fold_builtin_strncpy_chk): Likewise.
737 (fold_builtin_next_arg): Likewise.
738 (fold_build_call_expr): Declare.
739 (fold_builtin_call_list): Declare.
740 (fold_builtin_call_valist): Declare.
741 (build_call_expr): Declare.
742 (validate_arglist): Update to agree with modified definition.
743 (tree_operand_length): New.
744 (call_expr_arg_iterator): New.
745 (init_call_expr_arg_iterator): New.
746 (next_call_expr_arg): New.
747 (first_call_expr_arg): New.
748 (more_call_expr_args_p): New.
749 (FOR_EACH_CALL_EXPR_ARG): New.
751 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
753 (tree_code_size): Update documentation. Use sizeof (tree) rather
754 than sizeof (char *).
755 (tree_size): Likewise. Add case for tcc_vl_exp.
756 (tree_node_structure): Add case for tcc_vl_exp.
757 (contains_placeholder_p): Likewise.
758 (substitute_in_expr): Likewise.
759 (substitute_placeholder_in_expr): Likewise.
760 (stabilize_reference_1): Likewise.
761 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
762 to diagnose breakage of this interface for constructing CALL_EXPRs.
763 (build_nt): Add similar assertion here.
764 (build_nt_call_list): New.
765 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
766 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
768 (get_callee_fndecl): Use new CALL_EXPR accessors.
769 (tree_operand_check_failed): Change parameters to pass entire node
770 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
771 (process_call_operands): New.
772 (build_vl_exp_stat): New.
773 (build_call_list): New.
774 (build_call_nary): New.
775 (build_call_valist): New.
776 (build_call_array): New.
777 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
778 (call_expr_arglist): New.
780 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
781 tcc_vl_exp instead of a fixed-size tcc_expression.
783 * doc/c-tree.texi (CALL_EXPR): Document new representation and
784 accessors for CALL_EXPRs.
785 (AGGR_INIT_EXPR): Likewise.
787 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
788 Brooks Moses <brooks.moses@codesourcery.com>
789 Lee Millward <lee.millward@codesourcery.com>
791 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
792 (expand_builtin_nonlocal_goto): Change parameter to be entire
793 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
794 (expand_builtin_prefetch): Likewise.
795 (expand_builtin_classify_type): Likewise.
796 (mathfn_built_in): Return NULL_TREE instead of 0.
797 (expand_errno_check): Use new CALL_EXPR accessors.
798 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
799 Return NULL_RTX instead of 0.
800 (expand_builtin_mathfn_2): Likewise.
801 (expand_builtin_mathfn_3): Likewise.
802 (expand_builtin_interclass_mathfn): Likewise.
803 (expand_builtin_sincos): Likewise.
804 (expand_builtin_cexpi): Likewise.
805 (expand_builtin_int_roundingfn): Likewise.
806 (expand_builtin_int_roundingfn_2): Likewise.
807 (expand_builtin_pow): Likewise.
808 (expand_builtin_powi): Likewise.
809 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
810 of arglist, fixing callers appropriately. Use new CALL_EXPR
811 accessors and constructors. Return NULL_RTX instead of 0.
812 (expand_builtin_strstr): Likewise.
813 (expand_builtin_strchr): Likewise.
814 (expand_builtin_strrchr): Likewise.
815 (expand_builtin_strpbrk): Likewise.
816 (expand_builtin_memcpy): Likewise.
817 (expand_builtin_mempcpy): Likewise.
818 (expand_builtin_mempcpy_args): New.
819 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
820 (expand_builtin_memmove_args): New.
821 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
822 (expand_movstr): Likewise.
823 (expand_builtin_strcpy): Likewise.
824 (expand_builtin_strcpy_args): New.
825 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
826 (expand_builtin_strncpy): Likewise.
827 (expand_builtin_memset): Likewise.
828 (expand_builtin_memset_args): New.
829 (expand_builtin_bzero): Similarly to expand_builtin_memset.
830 (expand_builtin_memcmp): Likewise.
831 (expand_builtin_strcmp): Likewise.
832 (expand_builtin_strncmp): Likewise.
833 (expand_builtin_strcat): Likewise.
834 (expand_builtin_strncat): Likewise.
835 (expand_builtin_strspn): Likewise.
836 (expand_builtin_strcspn): Likewise.
837 (expand_builtin_args_info): Likewise.
838 (expand_builtin_va_start): Likewise.
839 (gimplify_va_arg_expr): Likewise.
840 (expand_builtin_va_end): Likewise.
841 (expand_builtin_va_copy): Likewise.
842 (expand_builtin_frame_address): Likewise.
843 (expand_builtin_alloca): Likewise.
844 (expand_builtin_bswap): Likewise.
845 (expand_builtin_unop): Likewise.
846 (expand_builtin_fputs): Likewise.
847 (expand_builtin_expect): Likewise.
848 (expand_builtin_fabs): Likewise.
849 (expand_builtin_copysign): Likewise.
850 (expand_builtin_printf): Likewise.
851 (expand_builtin_fprintf): Likewise.
852 (expand_builtin_sprintf): Likewise.
853 (expand_builtin_init_trampoline): Likewise.
854 (expand_builtin_signbit): Likewise.
855 (expand_builtin_fork_or_exec): Likewise.
856 (expand_builtin_sync_operation): Likewise.
857 (expand_builtin_compare_and_swap): Likewise.
858 (expand_builtin_lock_test_and_set): Likewise.
859 (expand_builtin_lock_release): Likewise.
860 (expand_builtin): Likewise.
861 (builtin_mathfn_code): Likewise.
863 (fold_builtin_constant_p): Pass call arguments individually instead
864 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
865 accessors and constructors. Return NULL_TREE instead of 0.
866 (fold_builtin_expect): Likewise.
867 (fold_builtin_classify_type): Likewise.
868 (fold_builtin_strlen): Likewise.
869 (fold_builtin_nan): Likewise.
870 (integer_valued_real_p): Likewise.
871 (fold_trunc_transparent_mathfn): Likewise.
872 (fold_fixed_mathfn): Likewise.
873 (fold_builtin_cabs): Likewise.
874 (fold_builtin_sqrt): Likewise.
875 (fold_builtin_cbrt): Likewise.
876 (fold_builtin_cos): Likewise.
877 (fold_builtin_cosh): Likewise.
878 (fold_builtin_tan): Likewise.
879 (fold_builtin_sincos): Likewise.
880 (fold_builtin_cexp): Likewise.
881 (fold_builtin_trunc): Likewise.
882 (fold_builtin_floor): Likewise.
883 (fold_builtin_ceil): Likewise.
884 (fold_builtin_round): Likewise.
885 (fold_builtin_int_roundingfn): Likewise.
886 (fold_builtin_bitop): Likewise.
887 (fold_builtin_bswap): Likewise.
888 (fold_builtin_logarithm): Likewise.
889 (fold_builtin_hypot): Likewise.
890 (fold_builtin_pow): Likewise.
891 (fold_builtin_powi): Likewise.
892 (fold_builtin_exponent): Likewise.
893 (fold_builtin_memset): Likewise.
894 (fold_builtin_bzero): Likewise.
895 (fold_builtin_memory_op): Likewise.
896 (fold_builtin_bcopy): Deleted; call site changed to invoke
897 fold_builtin_memory_op directly.
898 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
899 (fold_builtin_strncpy): Likewise.
900 (fold_builtin_memcmp): Likewise.
901 (fold_builtin_strcmp): Likewise.
902 (fold_builtin_strncmp): Likewise.
903 (fold_builtin_signbit): Likewise.
904 (fold_builtin_copysign): Likewise.
905 (fold_builtin_isascii): Likewise.
906 (fold_builtin_toascii): Likewise.
907 (fold_builtin_isdigit): Likewise.
908 (fold_builtin_fabs): Likewise.
909 (fold_builtin_abs): Likewise.
910 (fold_builtin_fmin_fmax): Likewise.
911 (fold_builtin_carg): Likewise.
912 (fold_builtin_classify): Likewise.
913 (fold_builtin_unordered_cmp): Likewise.
915 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
916 New functions split out from fold_builtin_1.
917 (fold_builtin_n): New.
918 (fold_builtin_varargs): New.
919 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
921 (fold_call_expr): New.
922 (build_function_call_expr): Rewrite to use new helper function.
923 (fold_builtin_call_list): New.
924 (build_call_expr): New.
925 (fold_builtin_call_valist): New.
926 (rewrite_call_expr): New.
928 (validate_arglist): Change parameter to be entire CALL_EXPR instead
929 of an arglist. Change return type to bool. Use new CALL_EXPR
932 (fold_builtin_strstr): Pass call arguments individually instead
933 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
934 accessors and constructors. Return NULL_TREE instead of 0.
935 (fold_builtin_strchr): Likewise.
936 (fold_builtin_strrchr): Likewise.
937 (fold_builtin_strpbrk): Likewise.
938 (fold_builtin_strcat): Likewise.
939 (fold_builtin_strncat): Likewise.
940 (fold_builtin_strspn): Likewise.
941 (fold_builtin_strcspn): Likewise.
942 (fold_builtin_fputs): Likewise.
943 (fold_builtin_next_arg): Likewise.
944 (fold_builtin_sprintf): Likewise.
946 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
947 NULL_RTX instead of 0.
948 (expand_builtin_memory_chk): Likewise.
949 (maybe_emit_chk_warning): Likewise.
950 (maybe_emit_sprintf_chk_warning): Likewise.
952 (fold_builtin_object_size): Pass call arguments individually instead
953 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
954 accessors and constructors. Return NULL_TREE instead of 0.
955 (fold_builtin_memory_chk): Likewise.
956 (fold_builtin_stxcpy_chk): Likewise.
957 (fold_builtin_strncpy_chk): Likewise.
958 (fold_builtin_strcat_chk): Likewise.
959 (fold_builtin_strcat_chk): Likewise.
960 (fold_builtin_strncat_chk): Likewise.
961 (fold_builtin_sprintf_chk): Likewise.
962 (fold_builtin_snprintf_chk): Likewise.
963 (fold_builtin_printf): Likewise.
964 (fold_builtin_vprintf): Likewise.
966 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
968 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
969 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
970 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
971 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
972 (fold_unary): Likewise.
973 (fold_binary): Likewise.
974 (fold_ternary): Remove CALL_EXPR case, since they are no longer
976 (fold): Add logic for tcc_vl_exp.
977 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
978 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
979 (fold_build3_stat): Add assertion to flag broken interface for
980 constructing CALL_EXPRs.
981 (fold_build_call_list): New.
982 (fold_build_call_list_initializer): New.
983 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
985 (fold_strip_sign_ops): Likewise.
987 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
988 Brooks Moses <brooks.moses@codesourcery.com>
989 Lee Millward <lee.millward@codesourcery.com>
991 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
992 accessors and dump arguments explicitly.
994 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
996 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
998 (print_call_name): Use new CALL_EXPR accessors.
1000 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1001 CALL_EXPR arguments explicitly instead of as a list. Use
1002 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1004 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1005 (vrp_visit_stmt): Likewise.
1007 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1008 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1010 (force_move_till_expr): Likewise.
1012 * targhooks.c (default_external_stack_protect_fail): Use
1013 build_call_expr instead of build_function_call_expr.
1014 (default_hidden_stack_protect_fail): Likewise.
1016 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1019 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1020 and walk arguments explicitly.
1022 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1023 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1024 (expand_simple_operations): Likewise.
1025 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1027 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1028 of TREE_CODE_LENGTH.
1029 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1031 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1032 instead of TREE_CODE_LENGTH.
1034 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1035 (tree_ic_transform): Likewise.
1036 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1037 parameter instead of arglist. Fix callers.
1038 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1039 (tree_stringops_transform): Likewise.
1040 (tree_indirect_call_to_profile): Likewise.
1041 (tree_stringops_values_to_profile): Likewise.
1043 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1044 (eliminate_tail_call): Likewise.
1046 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1048 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1049 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1051 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1053 * omp-low.c (build_omp_barrier): Use build_call_expr.
1054 (lower_rec_input_clauses): Likewise.
1055 (lower_reduction_clauses): Likewise.
1056 (expand_parallel_call): Likewise.
1057 (maybe_catch_exception): Likewise.
1058 (expand_omp_for_generic): Likewise.
1059 (expand_omp_for_static_nochunk): Likewise.
1060 (expand_omp_sections): Likewise.
1061 (lower_omp_single_simple): Likewise.
1062 (lower_omp_single_copy): Likewise.
1063 (lower_omp_master): Likewise.
1064 (lower_omp_ordered): Likewise.
1065 (lower_omp_critical): Likewise.
1067 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1068 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1070 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1071 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1072 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1074 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1075 and generalize to handle any number of operands.
1076 (chrec_contains_undetermined): Likewise.
1077 (tree_contains_chrecs): Likewise.
1078 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1080 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1082 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1083 fold_call_expr instead of fold_builtin.
1084 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1085 match declarations there.
1086 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1089 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1090 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1092 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1093 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1095 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1098 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1099 (execute_cse_sincos): Use new CALL_EXPR accessors.
1101 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1103 * gimple-low.c (lower_function_body): Use build_call_expr.
1104 (lower_builtin_setjmp): Likewise.
1106 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1107 (set_storage_via_libcall): Likewise.
1108 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1109 instead of TREE_CODE_LENGTH.
1110 (expand_expr_real_1): Use new CALL_EXPR accessors.
1112 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1113 generalize to handle any number of operands.
1114 (TB_parent_eq): Likewise.
1116 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1117 (strip_builtin_expect): Likewise.
1119 * function.c (gimplify_parameters): Use build_call_expr.
1121 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1122 instead of TREE_CODE_LENGTH.
1124 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1125 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1127 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1130 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1131 (gimplify_decl_expr): Likewise.
1132 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1133 Use new CALL_EXPR iterators.
1134 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1135 (gimplify_modify_expr_to_memset): Likewise.
1136 (gimplify_variable_sized_compare): Likewise.
1137 (gimplify_omp_atomic_fetch_op): Likewise.
1138 (gimplify_omp_atomic_pipeline): Likewise.
1139 (gimplify_omp_atomic_mutex): Likewise.
1140 (gimplify_function_tree): Likewise.
1142 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1143 (call_expr_flags): Likewise.
1144 (expand_call): Likewise.
1146 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1147 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1150 * coverage.c (create_coverage): Use build_call_expr.
1152 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1153 (temp_call_expr_obstack): New.
1154 (pool_copy_list): Delete.
1155 (temp_copy_call_expr): New.
1156 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1157 CALL_EXPR accessors. Get rid of special goo for copying argument
1158 lists and use temp_copy_call_expr instead.
1159 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1160 CALL_EXPR accessors.
1161 (create_expression_by_pieces): Likewise. Use build_call_array
1162 to construct the result instead of fold_build3.
1163 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1164 dealing with argument lists.
1165 (init_pre): Remove references to expression_node_pool and
1166 list_node_pool. Init temp_call_expr_obstack instead.
1167 (fini_pre): Remove references to expression_node_pool and
1170 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1171 and walk arguments explicitly instead of as a list.
1173 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1174 (mx_register_decls): Likewise.
1175 (mudflap_register_call): Likewise.
1176 (mudflap_finish_file): Likewise.
1178 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1179 (ipa_callsite_compute_param): Likewise.
1181 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1182 accessors and constructor.
1184 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1185 accessors and constructor.
1186 (convert_tramp_reference): Likewise.
1187 (convert_call_expr): Likewise.
1188 (finalize_nesting_tree_1): Likewise.
1190 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1193 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1195 * tree-inline.c (initialize_inlined_parameters): Pass entire
1196 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1198 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1199 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1201 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1202 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1203 (vectorizable_reduction): Likewise.
1204 (vectorizable_call): Use new CALL_EXPR iterators.
1205 (vectorizable_conversion): Use build_call_expr.
1206 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1207 (vect_gen_widened_results_half): Use build_call_expr.
1208 (vect_setup_realignment): Likewise.
1209 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1211 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1212 (pass_through_call): Likewise.
1213 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1216 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1217 (tree_gen_pow2_profiler): Likewise.
1218 (tree_gen_one_value_profiler): Likewise.
1219 (tree_gen_ic_func_profiler): Likewise.
1220 (tree_gen_average_profiler): Likewise.
1221 (tree_gen_ior_profiler): Likewise.
1223 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1224 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1225 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1227 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1228 of TREE_CODE_LENGTH.
1230 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1231 of TREE_CODE_LENGTH.
1233 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1235 (convert_to_integer): Likewise.
1237 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1240 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1241 Brooks Moses <brooks.moses@codesourcery.com>
1242 Lee Millward <lee.millward@codesourcery.com>
1244 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1246 * config/frv/frv.c (frv_expand_builtin): Likewise.
1247 * config/s390/s390.c (s390_expand_builtin): Likewise.
1249 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1250 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1252 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1253 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1254 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1255 (ix86_expand_store_builtin): Likewise.
1256 (ix86_expand_unop_builtin): Likewise.
1257 (ix86_expand_unop1_builtin): Likewise.
1258 (ix86_expand_sse_compare): Likewise.
1259 (ix86_expand_sse_comi): Likewise.
1260 (ix86_expand_vec_init_builtin): Likewise.
1261 (ix86_expand_vec_ext_builtin): Likewise.
1262 (ix86_expand_vec_set_builtin): Likewise.
1263 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1265 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1266 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1268 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1269 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1270 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1272 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1274 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1275 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1276 arglist. Use new CALL_EXPR accessors. Fix callers.
1277 (altivec_expand_abs_builtin): Likewise.
1278 (rs6000_expand_binop_builtin): Likewise.
1279 (altivec_expand_predicate_builtin): Likewise.
1280 (altivec_expand_lv_builtin): Likewise.
1281 (spe_expand_stv_builtin): Likewise.
1282 (altivec_expand_stv_builtin): Likewise.
1283 (rs6000_expand_ternop_builtin): Likewise.
1284 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1285 (altivec_expand_st_builtin): Likewise.
1286 (altivec_expand_dst_builtin): Likewise.
1287 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1288 arglist. Use new CALL_EXPR accessors. Fix callers.
1289 (altivec_expand_vec_set_builtin): Likewise.
1290 (altivec_expand_vec_ext_builtin): Likewise.
1291 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1292 (spe_expand_builtin): Likewise.
1293 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1294 arglist. Use new CALL_EXPR accessors. Fix callers.
1295 (spe_expand_evsel_builtin): Likewise.
1296 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1297 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1299 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1300 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1301 (arm_expand_unop_builtin): Likewise.
1302 (arm_expand_builtin): Use new CALL_EXPR accessors.
1304 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1307 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1308 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1309 (bfin_expand_unop_builtin): Likewise.
1310 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1312 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1313 Brooks Moses <brooks.moses@codesourcery.com>
1314 Lee Millward <lee.millward@codesourcery.com>
1316 * c-semantics.c (build_stmt): Add internal diagnostic check.
1318 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1319 accessors. Print arguments explicitly instead of as a list.
1321 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1323 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1324 (c_finish_omp_flish): Likewise.
1326 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1327 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1328 instead of TREE_CODE_LENGTH.
1329 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1330 (c_warn_unused_result): Likewise.
1332 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1335 * doc/invoke.texi (Warning Options): Remove
1336 -Werror-implicit-function-declaration.
1337 (Wimplicit-function-declaration): Update description.
1338 * opts.c (common_handle_option): Move handling of -Werror=* to...
1339 (enable_warning_as_error): ...here.
1340 * opts.h (enable_warning_as_error): Declare.
1341 * c-decl.c (implicit_decl_warning): Unless
1342 -Wno-implicit-function-declaration is given, emit a pedwarn if
1343 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1344 * c.opt (Wimplicit-function-declaration): Replace
1345 mesg_implicit_function_declaration with
1346 warn_implicit_function_declaration.
1347 * c-opts.c (c_common_handle_option):
1348 -Werror-implicit-function-declaration is exactly equal as
1349 -Werror=implicit-function-declaration.
1350 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1351 warn_implicit_function_declaration.
1352 (c_common_post_options): -Wimplict-function-declaration is enabled
1353 by default by -std=c99, otherwise is disabled by default.
1354 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1356 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1358 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1359 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1360 former is ignored but not the latter.
1362 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1364 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1365 is made and the reference doesn't use the alias set of its type,
1366 do not create the temporary using that type.
1368 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1370 * jump.c: Remove prototypes for delete_computation and
1371 delete_prior_computation.
1373 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1375 * jump.c (get_label_after): Delete.
1376 (get_label_before, delete_computation, delete_jump,
1377 delete_prior_computation, follow_jumps): Move...
1378 * reorg.c (delete_computation, delete_prior_computation): ... here...
1379 (get_label_before, delete_jump): ... making these static ...
1380 (follow_jumps): ... and simplifying this since it only runs after
1382 * rtl.h (get_label_after, get_label_before, delete_jump,
1383 follow_jumps): Delete prototypes.
1385 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1387 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1389 2007-02-15 Nick Clifton <nickc@redhat.com>
1391 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1392 order to prevent it from being munged by the target.
1394 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1396 * config/i386/i386.md: Remove misleading comment.
1398 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1400 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1401 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1404 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1406 * tree-sra.c (instantiate_missing_elements): Canonicalize
1408 (sra_build_assignment): New.
1409 (generate_copy_inout, generate_element_copy,
1410 generate_element_zero, generate_one_element_init): Use it.
1412 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1414 * tree-sra.c (instantiate_missing_elements): Canonicalize
1416 (sra_build_assignment): New.
1417 (generate_copy_inout, generate_element_copy,
1418 generate_element_zero, generate_one_element_init): Use it.
1420 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1422 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1425 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1427 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1428 types as aggregates not scalars.
1429 * function.c (assign_stack_temp_for_type): Likewise.
1431 2007-02-14 Roger Sayle <roger@eyesopen.com>
1432 Zdenek Dvorak <dvorakz@suse.cz>
1434 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1437 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1439 * passes.c (next_pass_1): Clear the next field of the copied
1442 2007-02-14 Richard Henderson <rth@redhat.com>
1444 * tree-sra.c (early_sra): New.
1445 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1446 (tree_sra_early, pass_sra_early): New.
1447 * tree-pass.h (pass_sra_early): Declare.
1448 * passes.c (init_optimization_passes): Use it.
1450 2007-02-14 Richard Guenther <rguenther@suse.de>
1452 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1454 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1456 PR tree-optimization/30771
1457 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1459 (vect_analyze_operations): Induction phis can now be marked as
1461 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1462 Update documentation accordingly.
1464 2007-02-14 Nick Clifton <nickc@redhat.com>
1466 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1467 most 3 arguments are supported.
1468 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1470 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1472 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1473 Ensure dst->current is valid.
1475 2007-02-13 Paul Brook <paul@codesourcery.com>
1477 * config.gcc: Add arm*-*-uclinux-*eabi.
1478 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1479 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1480 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1481 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1482 (LINK_SPEC): Define.
1484 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1486 * config/arm/uclinux-eabi.h: New file.
1487 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1488 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1491 2007-02-13 Ian Lance Taylor <iant@google.com>
1493 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1494 * flags.h (warn_strict_overflow): Declare.
1495 (enum warn_strict_overflow_code): Define.
1496 (issue_strict_overflow_warning): New static inline function.
1497 * opts.c (warn_strict_overflow): New variable.
1498 (common_handle_option): Handle OPT_Wstrict_overflow and
1499 OPT_Wstrict_overflow_.
1500 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1502 * fold-const.c: Include intl.h.
1503 (fold_deferring_overflow_warnings): New static variable.
1504 (fold_deferred_overflow_warning): New static variable.
1505 (fold_deferred_overflow_code): New static variable.
1506 (fold_defer_overflow_warnings): New function.
1507 (fold_undefer_overflow_warnings): New function.
1508 (fold_undefer_and_ignore_overflow_warnings): New function.
1509 (fold_deferring_overflow_warnings_p): New function.
1510 (fold_overflow_warning): New static function.
1511 (make_range): Add strict_overflow_p parameter. Change all
1513 (extract_muldiv, extract_muldiv_1): Likewise.
1514 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1515 tree_expr_nonnegative_p.
1516 (fold_negate_expr): Call fold_overflow_warning.
1517 (fold_range_test): Likewise.
1518 (fold_comparison): Likewise.
1519 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1520 instead of tree_expr_nonnegative_p.
1521 (tree_expr_nonnegative_warnv_p): Rename from
1522 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1523 (tree_expr_nonnegative_p): New function.
1524 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1525 strict_overflow_p parameter.
1526 (tree_expr_nonzero_p): New function.
1527 * passes.c (verify_interpass_invariants): New static function.
1528 (execute_one_pass): Call it.
1529 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1531 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1532 (estimate_numbers_of_iterations): Likewise.
1533 (scev_probably_wraps_p): Likewise.
1534 * tree-ssa-ccp.c: Include "toplev.h".
1535 (evaluate_stmt): Defer fold overflow warnings until we know we are
1537 (struct fold_stmt_r_data): Add stmt field.
1538 (fold_stmt_r): Defer fold overflow warnings until we know we
1540 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1541 (fold_stmt_inplace): Likewise.
1542 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1543 (cleanup_control_expr_graph): Defer fold overflow warnings until
1544 we know we are going to optimize.
1545 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1546 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1548 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1549 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1550 * tree-ssa-loop-manip.c (create_iv): Likewise.
1551 * c-typeck.c (build_conditional_expr): Likewise.
1552 (build_binary_op): Likewise.
1553 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1554 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1555 (extract_range_from_unary_expr): Likewise.
1556 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1557 assuming that signed overflow does not occur.
1558 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1559 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1560 (fold_defer_overflow_warnings): Declare.
1561 (fold_undefer_overflow_warnings): Declare.
1562 (fold_undefer_and_ignore_overflow_warnings): Declare.
1563 (fold_deferring_overflow_warnings_p): Declare.
1564 (tree_expr_nonzero_warnv_p): Declare.
1565 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1567 (Warning Options): Document -Wstrict-overflow.
1568 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1569 (tree-ssa-ccp.o): Likewise.
1570 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1571 (fold-const.o): Depend on intl.h.
1573 2007-02-13 Ian Lance Taylor <iant@google.com>
1576 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1579 2007-02-13 Stuart Hastings <stuart@apple.com>
1581 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1583 2007-02-13 Richard Henderson <rth@redhat.com>
1585 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1586 handled_component_p before looking for the indirect_ref.
1588 2007-02-13 Richard Henderson <rth@redhat.com>
1590 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1591 remove flags clobber.
1592 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1593 (bswaphi_lowpart): New.
1594 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1595 remove TARGET_BSWAP test. Delete expander of the same name.
1597 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1598 (expand_unop): Use them.
1600 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1602 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1603 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1604 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1605 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1606 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1607 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1608 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1609 assembler dialect choice from asm templates.
1611 2007-02-12 Richard Henderson <rth@redhat.com>
1613 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1614 (fixuns_trunc<SSEMODEF>si2): Use it.
1615 * config/i386/sse.md (vec_setv4sf_0): Export.
1616 * config/i386/i386.c (ix86_build_const_vector): Export.
1617 (ix86_split_convert_uns_si_sse): Rename from
1618 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1619 * config/i386/i386-protos.h: Update.
1621 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1624 * c-typeck.c (c_finish_return): Improve warning message.
1626 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1628 * alias.c (find_symbolic_term): Delete unused function.
1630 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1632 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1633 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1634 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1636 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1638 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1639 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1640 the function, temporarily point the debug interface to the null one.
1642 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1644 * dwarf2out.c (round_up_to_align): New static function.
1645 (field_byte_offset): Use it to round the offset.
1647 2007-02-12 Richard Henderson <rth@redhat.com>
1649 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1650 (inswl_const): Export.
1652 2007-02-12 Richard Henderson <rth@redhat.com>
1654 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1655 result mode of the libcall, convert back to outmode.
1657 2007-02-12 Roger Sayle <roger@eyesopen.com>
1659 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1660 (bswapdi2): New define_expand to implement 32-bit implementation.
1662 2007-02-12 Nick Clifton <nickc@redhat.com>
1664 * doc/invoke.texi (Overall Options): Document --help=.
1665 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1666 (cc1_options): Pass --help= on to cc1.
1667 (display_help): Add description of --help=.
1668 (process_command): Add code to handle --help=. Allow translated
1669 --help and --target-help switches to be passed on to compiler
1671 (main): Remove unused if statement.
1672 * opts.c (columns): Remove.
1673 (LEFT_COLUMN): Define.
1674 (wrap_help): Add columns argument.
1675 (print_filtered_help): Change parameters to be an include bitmask,
1676 an exclude bitmask, an any bitmask and the column width. Move the
1677 code to display the params list here. Add code to display the
1678 status of options rather than their descriptions if the quiet flag
1680 (print_specific_help): Change parameters to be an include bitmask,
1681 an exclude bitmask and an any bitmask. Move code to look up the
1682 column width here. Decide upon the title for an options listing.
1683 (common_handle_options): Add code to handle --help=. Adapt code
1684 for --help and --target-help to use the revised form of the
1685 print_specific_help function.
1686 (print_help): Delete.
1687 (print_param_help): Delete.
1688 (print_switch): Delete.
1689 * opts.h (cl_lang_count): Add prototype.
1690 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1691 CL_MAX_OPTION_CLASS): New defines.
1692 * optc-gen.awk: Add construction of cl_lang_count.
1693 * c.opt: Add Warning attribute to warning options and Optimization
1694 attribute to optimization options.
1695 * common.opt: Likewise.
1697 Add -fhelp and -ftarget-help as aliases for the transformed --help
1698 and --target-help options.
1699 * opt-functions.awk: Add code to handle Warning and Optimization
1702 2007-02-12 Richard Henderson <rth@redhat.com>
1704 * config/alpha/constraints.md: New file.
1705 * config/alpha/alpha.c: Include tm-constrs.h.
1706 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1707 alpha_extra_constraint): Remove.
1708 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1709 * config/alpha/alpha-protos.h: Update.
1710 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1711 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1712 (EXTRA_CONSTRAINT): Remove.
1713 * config/alpha/alpha.md: Include constraints.md.
1714 (adddi splitter): Use satisfies_constraint_*.
1715 * config/alpha/predicates.md (add_operand): Likewise.
1716 (sext_add_operand, addition_operation): Likewise.
1718 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1720 PR tree-optimization/29145
1721 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1722 in our handling of restrict qualified pointers.
1724 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1727 * doc/invoke.texi (Wunused-value): Update description.
1728 (Wextra): Delete item.
1729 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1730 value of Wunused-value.
1731 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1732 (c_finish_stmt_expr): Don't check extra_warnings.
1733 (emit_side_effect_warnings): The caller is responsible to check
1736 2007-02-11 Roger Sayle <roger@eyesopen.com>
1737 Matt Thomas <matt@3am-software.com>
1739 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1741 2007-02-11 Roger Sayle <roger@eyesopen.com>
1743 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1744 comparisons of POPCOUNT against zero.
1745 (simplify_const_relational_operation): Likewise.
1747 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1749 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1751 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1753 * dwarf2out.c (root_type): Delete unused function.
1755 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1757 * genattrtab.c (contained_in_p): Delete unused function.
1758 (write_expr_attr_cache): Likewise.
1760 2007-02-11 Jan Hubicka <jh@suse.cz>
1762 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1765 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1767 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1768 to add the REG_EQ* note.
1769 * see.c (see_merge_one_use_extension): Likewise.
1770 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1771 turn REG_EQUAL notes into REG_EQUIV notes if the target
1772 register may have more than one set.
1773 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1774 * gcse.c (try_replace_reg): Likewise.
1775 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1776 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1777 more than one REG_EQUIV note.
1778 * reload1.c (gen_reload): Use set_unique_reg_note.
1780 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1782 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1783 (ix86_builtin_conversion): New function.
1785 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1788 * tree.h (DECL_REPLACEABLE_P): New macro.
1789 * except.c (set_nothrow_function_flags): Likewise.
1791 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1792 Ira Rosen <irar@il.ibm.com>
1793 Dorit Nuzman <dorit@il.ibm.com>
1795 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1796 * targhooks.c (default_builtin_vectorized_conversion): New.
1797 * targhooks.h (default_builtin_vectorized_function): New declaration.
1798 * target.h (struct vectorize): Add builtin_conversion field.
1799 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1800 stmt_vec_info_type value.
1801 (vectorizable_conversion): New declaration.
1802 * tree-vect-analyze.c (vect_analyze_operations): Add
1803 vectorizable_conversion call.
1804 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1805 * tree-vect-transform.c (vectorizable_conversion): New function.
1806 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1807 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1809 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1810 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1811 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1812 or ALTIVEC_BUILTIN_VCFSX.
1814 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1817 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1818 CONST_DOUBLE and operand 0 is a hard register.
1819 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1820 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1821 is a hard floating-point register.
1823 2007-02-10 Richard Henderson <rth@redhat.com>
1824 Jakub Jelinek <jakub@redhat.com>
1825 Alexandre Oliva <aoliva@redhat.com>
1827 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1828 * builtin-types.def (BT_WORD): Make unsigned.
1829 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1830 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1831 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1832 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1833 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1834 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1836 * expr.c (emutls_var_address): New.
1837 (expand_expr_real_1): Expand emulated tls.
1838 (expand_expr_addr_expr_1): Likewise.
1839 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1840 * output.h (emutls_finish): Declare.
1841 * toplev.c (compile_file): Call it.
1842 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1843 address before wrapping in CONST.
1844 * varasm.c (emutls_htab, emutls_object_type): New.
1845 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1846 (get_emutls_object_name, get_emutls_object_type): New.
1847 (get_emutls_init_templ_addr, emutls_decl): New.
1848 (emutls_common_1, emutls_finish): New.
1849 (assemble_variable): When emulating tls, swap decls; generate
1850 constructor for the emutls objects.
1851 (do_assemble_alias): When emulating tls, swap decl and target name.
1852 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1854 * varpool.c (decide_is_variable_needed): Look at force_output.
1855 Recurse for emulated tls.
1856 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1857 with decide_is_variable_needed.
1858 * emutls.c: New file.
1859 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1860 tls_object for real tls.
1862 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1864 PR rtl-optimization/29599
1865 * reload1.c (eliminate_regs_in_insn): Take the destination
1866 mode into account when computing the offset.
1868 2007-02-09 Stuart Hastings <stuart@apple.com>
1869 Richard Henderson <rth@redhat.com>
1871 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1872 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1873 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1874 fixuns_truncdfhi2): New.
1875 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1876 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1877 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1878 (floatunssidf2): Allow nonimmediate source.
1879 * gcc/config/i386/sse.md (movdi_to_sse): New.
1880 (vec_concatv2di): Drop '*'.
1881 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1882 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1883 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1885 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1886 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1887 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1888 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1889 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1890 ix86_build_const_vector.
1891 (x86_emit_floatuns): Rewrite.
1893 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1895 * genautomata.c (longest_path_length): Delete unused function.
1896 (struct state): Delete unused longest_path_length.
1897 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1898 (get_free_state): Delete unused.
1900 2007-02-09 Jan Hubicka <jh@suse.cz>
1902 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1903 * doc/invoke.texi (inline-unit-growth): Update default value.
1905 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1906 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1907 (rebuild_cgraph_edges): Likewise.
1908 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1909 (dump_cgraph_node): Dump frequencies.
1910 (cgraph_clone_edge): Add frequency scales.
1911 (cgraph_clone_node): Add freuqnecy.
1912 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1913 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1914 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1915 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1916 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1917 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1918 (save_inline_function_body): Likewise.
1919 * ipa-inline.c: inluce rtl.h
1920 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1921 (cgraph_edge_badness): Use frequencies.
1922 (cgraph_decide_recursive_inlining): Update clonning.
1923 (cgraph_decide_inlining_of_small_function): Dump frequency.
1924 * predict.c (estimate_bb_frequencies): Export.
1925 * predict.h (estimate_bb_frequencies): Declare.
1926 * tree-inline.c (copy_bb): Watch overflows.
1927 (expand_call_inline): Update call of cgraph_create_edge.
1928 (optimize_inline_calls): Use TODO flags to update frequnecies.
1929 * passes.h: Include predict.h
1930 (init_optimization_passes): Move profile ahead.
1931 (execute_function_todo): Handle TODO_rebuild_frequencies.
1933 2007-02-09 Roger Sayle <roger@eyesopen.com>
1935 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1936 the insbl or inswl pattern into a register.
1938 2007-02-09 Roger Sayle <roger@eyesopen.com>
1940 * config/ia64/ia64.md (bswapdi2): New define_insn.
1942 2007-02-09 Richard Henderson <rth@redhat.com>
1944 * config/i386/constraints.md (Ym): New constraint.
1945 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1946 (movdi_1_rex64): Split sse and xmm general register moves from
1947 memory move alternatives. Use conditional register constraints.
1948 (movsf_1, movdf_integer): Likewise.
1949 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1950 (movdf_integer_rex64): New.
1951 (pushsf_rex64): Fix output constraints.
1952 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1953 (sse2_stored): Likewise.
1954 (sse2_storeq_rex64): New.
1955 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1956 amd and not generic.
1957 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1958 for optimize_size. Remove SF/DFmode hack.
1960 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1962 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1965 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1966 Richard Sandiford <richard@codesourcery.com>
1968 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1969 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1970 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1971 m68k/t-mlib to tmake_file.
1972 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1973 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1974 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1975 Allow it to be cf or m68k. Set m68k_arch_family. If that
1976 variable is not empty, add t-$m68k_arch_family to tmake_file.
1977 Add t-mlibs to tmake_file.
1978 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1979 * config/m68k/t-cf: New file.
1980 * config/m68k/t-m68k: Likewise.
1981 * config/m68k/t-mlibs: Likewise.
1982 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1983 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1984 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1985 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1986 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1988 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1989 (INSTALL_LIBGCC): Delete.
1990 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1991 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1992 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1993 (M68K_MLIB_CPU): Define.
1994 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1995 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1996 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1998 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1999 Richard Guenther <rguenther@suse.de>
2002 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2003 against INT_MIN/INT_MAX.
2004 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2005 file if a loop is removed.
2007 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2009 * calls.c (store_one_arg): Pass correct alignment to
2010 emit_push_insn for non-BLKmode values.
2011 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2012 unaligned stack slot via a suitably aligned slot.
2014 2007-02-08 DJ Delorie <dj@redhat.com>
2016 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2018 (legal_subregs): Use unsigned char, make const.
2019 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2021 2007-02-08 Paul Brook <paul@codesourcery.com>
2023 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2024 special interworking needed.
2026 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2028 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2029 conditional to __SSE2__.
2030 (Entries below should have been added to first ChangeLog
2031 entry for amdfam10 dated 2007-02-05)
2032 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2034 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2036 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2039 2007-02-08 DJ Delorie <dj@redhat.com>
2041 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2042 * config/m32c/m32c.c (legal_subregs): New.
2043 (m32c_illegal_subreg_p): New.
2044 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2045 unsupported subregs of hard regs.
2047 2007-02-08 Jan Hubicka <jh@suse.cz>
2049 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2050 the same one; always update histograms.
2052 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2054 * passes.c (init_optimization_passes): Tidy comment.
2056 2007-02-08 Roger Sayle <roger@eyesopen.com>
2058 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2059 strip zero_extend, bswap and rotates from POCOUNT's argument.
2060 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2061 zero_extend and rotates from PARITY's argument.
2062 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2063 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2064 of an integer constant at compile-time.
2066 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2069 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2071 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2074 * tree-ssa-live.c (remove_unused_locals): Do not remove
2075 TREE_ADDRESSABLE variables.
2076 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2077 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2078 FOR_CLOBBER. Update all users.
2079 If VAR has an associated alias set, add a virtual operand for
2080 it if no alias is found to conflict with the memory reference.
2082 2007-02-07 Jan Hubicka <jh@suse.cz>
2083 Robert Kidd <rkidd@crhc.uiuc.edu>
2085 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2087 2007-02-07 Ian Lance Taylor <iant@google.com>
2089 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2091 2007-02-07 Roger Sayle <roger@eyesopen.com>
2093 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2094 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2095 tablejumpdi, movsi_to_cr_one): Remove constraints from
2096 define_expand's match_operands.
2098 2007-02-07 Roger Sayle <roger@eyesopen.com>
2100 * global.c (compute_regsets): Move declatation of "i" inside of
2101 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2103 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2106 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2107 of INDIRECT_REF <RESULT_DECL>.
2109 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2111 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2112 Kaz Kojima <kkojima@gcc.gnu.org>
2115 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2117 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2119 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2121 * doc/loop.texi: Document possibility not to perform disambiguation
2122 of loops with multiple latches.
2123 * cfgloopmanip.c (alp_enum_p): Removed.
2124 (add_loop): Handle subloops. Use get_loop_body_with_size.
2125 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2126 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2127 the new forwarder block.
2128 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2129 Handle the case latch is NULL.
2130 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2131 when marking loop exits.
2132 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2134 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2135 disambiguate_loops_with_multiple_latches.
2136 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2137 before fix_loop_structure.
2138 * cfgloop.c: Include pointer-set.h and output.h.
2139 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2140 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2141 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2142 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2143 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2144 disambiguate_multiple_latches, get_loop_body_with_size,
2145 disambiguate_loops_with_multiple_latches): New functions.
2146 (flow_loop_dump): Dump multiple latch edges.
2147 (flow_loop_nodes_find): Handle loops with multiple latches.
2148 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2149 (glb_enum_p): Modified.
2150 (get_loop_body): Use get_loop_body_with_size.
2151 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2152 (AVOID_CFG_MODIFICATIONS): New constant.
2153 (disambiguate_loops_with_multiple_latches, add_loop,
2154 get_loop_body_with_size): Declare.
2155 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2157 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2160 * global.c (compute_regsets): New function.
2161 (global_alloc): Refactored ELIMINABLE_REGSET
2162 and NO_GLOBAL_ALLOC_REGS computation out.
2163 (rest_of_handle_global_alloc): Call compute_regsets()
2164 for non-optimizing case.
2166 2007-02-06 Richard Henderson <rth@redhat.com>
2168 * config/i386/constraints.md (Y2): Rename from Y.
2169 (Yi): New constraint.
2170 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2171 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2172 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2173 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2174 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2175 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2176 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2177 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2178 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2179 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2180 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2181 vec_extractv2si_1): Change Y constraints to Y2.
2182 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2183 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2184 Change Y constraints to Y2.
2185 (sse2_loadld): Change Y constraints to x.
2187 2007-02-06 Roger Sayle <roger@eyesopen.com>
2189 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2190 (parity<mode>2): New define_expand using rs6000_emit_parity.
2191 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2192 rs6000_emit_parity): New functions.
2193 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2194 rs6000_emit_parity): Prototype here.
2196 2007-02-06 Ian Lance Taylor <iant@google.com>
2198 * lower-subreg.c (simple_move_operand): Reject CONST.
2199 (resolve_clobber): Call validate_change rather than directly
2200 assigning to XEXP (pat, 0).
2202 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2204 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2205 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2206 (tree-cfg.o): Remove hashtab.h dependency.
2208 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2209 (struct ivopts_data): Change niters to pointer_map_t.
2210 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2211 (niter_for_exit): Create pointer_map on demand. Change for
2213 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2214 (free_loop_data): Destroy data->niters if created and reset field.
2215 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2216 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2218 * tree-ssa-reassoc.c: Include pointer-set.h.
2219 (bb_rank): Change to long *.
2220 (operand_rank): Change to pointer_map_t.
2221 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2222 (insert_operand_rank): Accept long.
2223 (operand_entry_hash, operand_entry_eq): Remove.
2224 (get_rank): Return long. Adjust for changes above.
2225 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2227 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2229 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2230 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2231 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2233 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2234 directly since it cannot be NULL.
2235 (get_vi_for_tree): Rewrite for pointer_map API.
2236 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2237 (init_alias_vars): Create vi_for_tree as pointer_map.
2238 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2240 * tree-cfg.c: Don't include hashtab.h.
2241 (edge_to_cases): Declare as pointer_map.
2242 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2244 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2245 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2246 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2248 (record_switch_edge): Delete.
2249 (get_cases_for_edge): Adjust for pointer_map API, inline
2250 record_switch_edge (rewritten for new API), remove goto.
2252 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2254 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2255 * tree-nested.c: Include pointer-set.h.
2256 (var_map_elt, var_map_eq, var_map_hash): Delete.
2257 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2259 (nesting_info_bitmap_obstack): New.
2260 (lookup_field_for_decl): Adjust for pointer_map API.
2261 (lookup_tramp_for_decl): Adjust for pointer_map API.
2262 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2263 (get_local_debug_decl): Adjust for pointer_map API.
2264 (convert_nl_goto_reference): Adjust for pointer_map API.
2265 (convert_nl_goto_receiver): Adjust for pointer_map API.
2266 (create_nesting_tree): Create outside GGC space. Create bitmap on
2267 the new obstack. Create field_map and var_map as pointer_maps.
2268 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2270 (lower_nested_functions): Move root here, no need to NULL it.
2271 Initialize and release the obstack.
2273 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2275 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2276 Remove prototypes and make them non-static.
2277 (struct tree_int_map): Remove.
2278 * tree.h (struct tree_int_map): Move here, turning TO into an
2280 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2282 * tree.h (TREE_COMPLEXITY): Remove.
2283 (struct tree_exp): Remove complexity field.
2284 * tree.c (build1_stat): Don't set it.
2286 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2287 Victor Kaplansky <victork@il.ibm.com>
2289 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2290 (vect_is_simple_reduction): Support reduction with induction as
2291 one of the operands.
2292 (vect_is_simple_iv_evolution): Fix formatting.
2293 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2294 formatting. Don't mark induction phis for vectorization.
2295 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2296 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2297 (vect_get_vec_def_for_operand): Support induction.
2298 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2300 (vectorizable_reduction): Support reduction with induction as one of
2302 (vectorizable_type_demotion): Use def-type of stmt argument rather
2303 than dummy def-type.
2305 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2306 flag_tree_scev_cprop.
2307 * common.opt (tree-scev-cprop): New flag.
2309 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2310 call to vect_get_new_vect_var.
2312 2007-02-06 Ira Rosen <irar@il.ibm.com>
2314 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2315 vectype is not NULL.
2316 (vect_pattern_recog_1): Likewise.
2318 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2320 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2321 (fold_negate_expr): Likewise.
2323 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2326 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2327 even if cv-qualification is the same.
2329 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2331 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2332 __enable_execute_stack on completion.
2334 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2336 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2337 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2338 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2339 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2340 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2341 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2342 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2343 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2345 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2347 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2348 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2349 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2350 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2351 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2352 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2353 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2354 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2355 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2356 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2357 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2358 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2359 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2360 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2361 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2362 sqrtextenddfxf2_i387): Added amdfam10_decode.
2364 * config/i386/athlon.md (athlon_idirect_amdfam10,
2365 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2366 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2367 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2368 athlon_ivector_store_amdfam10): New define_insn_reservation.
2369 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2372 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2374 * config/i386/athlon.md (athlon_call_amdfam10,
2375 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2376 define_insn_reservation.
2377 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2378 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2379 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2381 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2383 * config/i386/athlon.md (athlon_sseld_amdfam10,
2384 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2385 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2387 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2389 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2390 define_insn_reservation.
2391 * config/i386/i386.md (sseins): Added sseins to define_attr type
2392 and define_attr unit.
2393 * config/i386/sse.md: Set type attribute to sseins for insertq
2396 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2398 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2399 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2400 ssecomi_load_amdfam10, ssecomi_amdfam10,
2401 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2402 define_insn_reservation.
2403 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2405 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2407 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2408 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2409 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2410 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2411 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2412 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2413 define_insn_reservation.
2415 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2416 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2417 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2418 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2419 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2421 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2423 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2424 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2425 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2426 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2427 athlon_ssemul_load_k8): Added amdfam10.
2429 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2431 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2432 (x86_sse_unaligned_move_optimal): New variable.
2434 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2436 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2437 for unaligned vector SSE double/single precision loads for AMDFAM10.
2439 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2441 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2442 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2443 Define TARGET_CPU_DEFAULT_amdfam10.
2444 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2445 (processor_type): Add PROCESSOR_AMDFAM10.
2447 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2448 processor_type in config/i386/i386.h.
2449 Enable imul peepholes for TARGET_AMDFAM10.
2451 * config.gcc: Add support for --with-cpu option for amdfam10.
2453 * config/i386/i386.c (amdfam10_cost): New variable.
2454 (m_AMDFAM10): New macro.
2455 (m_ATHLON_K8_AMDFAM10): New macro.
2456 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2457 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2458 x86_promote_QImode, x86_integer_DFmode_moves,
2459 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2460 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2461 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2462 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2463 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2464 Enable/disable for amdfam10.
2465 (override_options): Add amdfam10_cost to processor_target_table.
2466 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2467 processor_alias_table.
2468 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2469 (ix86_adjust_cost): Add code for amdfam10.
2471 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2473 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2474 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2475 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2476 * config/i386/i386.h: Add builtin definition for SSE4A.
2477 * config/i386/i386.md: Add support for ABM instructions
2479 * config/i386/sse.md: Add support for SSE4A instructions
2480 (movntss, movntsd, extrq, insertq).
2481 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2482 Add -march=amdfam10 flag.
2483 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2484 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2486 * doc/extend.texi: Add documentation for SSE4A builtins.
2488 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2490 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2492 2007-02-05 Richard Guenther <rguenther@suse.de>
2494 * tree-vectorizer.h (vectorizable_function): Add argument type
2495 argument, change return type.
2496 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2497 * tree-vect-transform.c (vectorizable_function): Handle extra
2498 argument, return vectorized function decl.
2499 (build_vectorized_function_call): Remove.
2500 (vectorizable_call): Handle calls with result and argument types
2501 differing. Handle loop vectorization factor correctly.
2502 * targhooks.c (default_builtin_vectorized_function): Adjust for
2504 * targhooks.h (default_builtin_vectorized_function): Likewise.
2505 * target.h (builtin_vectorized_function): Add argument type
2507 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2508 extra argument, allow vectorizing of lrintf.
2509 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2510 documentation of target hook.
2512 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2515 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2516 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2517 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2519 2007-02-05 Roger Sayle <roger@eyesopen.com>
2521 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2522 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2523 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2524 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2525 before canonicalizing sincos to cexpi.
2526 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2528 2007-02-05 Roger Sayle <roger@eyesopen.com>
2530 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2531 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2532 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2534 2007-02-05 Roger Sayle <roger@eyesopen.com>
2536 * mips-tfile.c (initialize_init_file): Correct endianness test.
2538 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2540 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2543 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2545 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2546 saves in a PARALLEL before the register assignments.
2548 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2550 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2551 DWARF_FRAME_RETURN_COLUMN to be a general register.
2552 * dwarf2out.c (init_return_column_size): New function, split from...
2553 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2554 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2555 to be nongeneral registers.
2556 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2558 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2559 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2561 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2563 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2565 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2567 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2568 (remove_path): Use can_remove_branch_p and remove_branch instead
2569 of loop_delete_branch_edge.
2570 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2571 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2572 Update profile using scale_dominated_blocks_in_loop.
2573 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2574 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2575 (can_remove_branch_p, remove_branch): Declare.
2576 * tree-cfg.c (tree_can_remove_branch_p): New function.
2577 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2578 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2579 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2581 2007-02-05 Jan Hubicka <jh@suse.cz>
2584 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2585 nodes in cgraph, don't remove offline copy of the function.
2587 2007-02-04 Jan Hubicka <jh@suse.cz>
2589 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2590 vectors might cause maybe_lookup_element_for_expr to be called
2591 on non-sra-candidate.
2593 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2595 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2596 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2597 spelling conventions.
2599 2007-02-04 Richard Guenther <rguenther@suse.de>
2602 * fold-const.c (try_move_mult_to_index): Make sure to not
2603 overflow one dimension of a multi-dimensional array access.
2605 2007-02-04 Jan Hubicka <jh@suse.cz>
2607 * passes.c (init_optimization_passes): Reindent.
2609 2007-02-04 Jan Hubicka <jh@suse.cz>
2610 Eric Botcazou <ebotcazou@adacore.com>
2612 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2613 (execute_fixup_cfg): Break out the abnormal goto code.
2614 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2615 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2616 (optimize_inline_calls): Call make_nonlocal_label_edges.
2618 2007-02-04 Jan Hubicka <jh@suse.cz>
2620 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2621 true when something was changed.
2622 (rename_ssa_copies): When something was changed, do
2623 TODO_remove_unused_locals.
2624 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2625 add TODO_remove_unused_locals when instruction was removed.
2627 2007-02-04 Jan Hubicka <jh@suse.cz>
2629 * ipa-inline.c (try_inline): Improve debug output; work on already
2631 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2632 call try_inline for already inlined edges too when flattening;
2633 inline also functions that make callee growth but overall unit size
2636 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2638 * config/m32c/bitops.md, config/m32c/jump.md,
2639 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2640 config/m32r/m32r.h, config/m32r/m32r.md,
2641 config/m32r/predicates.md, config/m68hc11/larith.asm,
2642 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2643 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2644 config/mips/mips-protos.h, config/mips/mips.c,
2645 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2646 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2647 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2648 spelling conventions.
2650 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2651 Follow spelling conventions.
2653 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2655 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2656 warn about C++0x compatibility.
2658 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2660 * config/h8300/h8300.c, config/h8300/h8300.h,
2661 config/h8300/h8300.md: Follow spelling conventions.
2663 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2666 * combine.c (try_combine): Do not substitute source operand
2667 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2669 2007-02-03 Jan Hubicka <jh@suse.cz>
2671 PR gcov-profile/30650
2672 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2673 do not divide by zero for never executed counters.
2674 (tree_find_values_to_profile): Fix counters.
2675 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2677 2007-02-03 Ian Lance Taylor <iant@google.com>
2679 * lower-subreg.c (simple_move_operand): New static function,
2680 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2682 (simple_move): Call simple_move_operand.
2683 (find_decomposable_subregs): Add special handling of MEMs.
2684 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2685 meaning of return value. If we see a hard register, test whether
2686 it can store a word_mode value. Change all callers.
2688 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2690 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2691 ftrapv insns and expanders.
2692 (subdi3): Change define_expand operand 1 to arith11_operand, and
2693 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2694 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2695 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2699 * varasm.c (notice_global_symbol): Treat global objects as weak when
2702 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2704 * emit-rtl.c (dconstpi): Delete.
2706 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2707 * real.h (dconstpi): Delete.
2709 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2710 (fold_builtin_hypot): Likewise.
2712 2007-02-03 Tom Tromey <tromey@redhat.com>
2715 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2716 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2718 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2720 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2721 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2722 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2723 config/rs6000/cell.md, config/rs6000/darwin.h,
2724 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2725 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2726 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2727 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2728 typos. Follow spelling conventions.
2729 * doc/invoke.texi: Follow spelling conventions.
2731 2007-02-03 Roger Sayle <roger@eyesopen.com>
2733 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2734 canonicalization transformations that attempt to simplify integer
2735 constant comparisons to become comparisons against zero.
2737 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2739 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2741 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2742 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2744 2007-02-02 Mike Stump <mrs@apple.com>
2746 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2747 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2748 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2749 generate a branch island.
2751 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2753 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2754 (xtensa_legitimate_address_p): New.
2755 (xtensa_legitimize_address): New.
2756 (xtensa_output_addr_const_extra): New.
2757 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2759 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2760 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2761 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2762 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2763 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2764 (xtensa_legitimize_address): New.
2765 (xtensa_output_addr_const_extra): New.
2767 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2769 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2771 2007-02-02 Ian Lance Taylor <iant@google.com>
2773 * expmed.c (expand_divmod): Add comment.
2775 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2777 * emit-rtl.c (renumber_insns): Remove.
2778 * flags.h: Remove the extern for flag_renumber_insns.
2779 * rtl.h: Remove the prototype for renumber_insns.
2780 * toplev.c (flag_renumber_insns): Remove.
2782 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2784 Revert for x86 darwin:
2785 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2787 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2788 code before the following patch under TARGET_MACHO.
2789 (ix86_function_value_regno_p): Likewise.
2791 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2793 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2796 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2799 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2800 general or fp registers. Add comments.
2801 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2803 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2805 * pointer-set.c (insert_aux): Only return insertion slot.
2806 (pointer_set_insert): Adjust.
2807 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2808 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2809 pointer_map_traverse): New.
2810 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2811 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2812 pointer_map_contains, pointer_map_traverse): Declare.
2814 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2817 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2818 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2820 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2822 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2824 (struct _dep): New type.
2825 (dep_t): New typedef.
2826 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2827 (DEP_STATUS): New access macro. The macro with the same name was
2828 renamed to DEP_LINK_STATUS.
2829 (dep_init): Declare function
2831 (struct _dep_link): New type.
2832 (dep_link_t): New typedef.
2833 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2834 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2835 (DEP_LINK_STATUS): New macro.
2836 (debug_dep_links): New debug function.
2838 (struct _deps_list): New type.
2839 (deps_list_t): New typedef.
2840 (DEPS_LIST_FIRST): New access macro.
2841 (FOR_EACH_DEP_LINK): New cycle macro.
2842 (create_deps_list, free_deps_list, delete_deps_list): Declare
2844 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2845 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2846 (copy_deps_list_change_con): Ditto.
2848 (move_dep_link): Declare function.
2850 (struct _dep_node): New type.
2851 (dep_node_t): New typedef.
2852 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2854 (struct haifa_insn_data.back_deps): New field to hold backward
2855 dependencies of the insn.
2856 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2858 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2859 Change its type to deps_list_t.
2860 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2861 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2862 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2864 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2866 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2868 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2870 (dep_cost): Declare.
2872 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2873 (ds_to_dk, dk_to_ds): New functions.
2875 (init_dep_1): New static function.
2876 (init_dep): New function.
2877 (copy_dep): New static function.
2879 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2881 (detach_dep_link): New static function.
2882 (move_dep_link): New function.
2884 (dep_links_consistent_p, dump_dep_links): New static functions.
2885 (debug_dep_links): New debugging function.
2887 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2889 (alloc_deps_list, init_deps_list): New static functions.
2890 (create_deps_list): New function.
2891 (clear_deps_list): New static function.
2892 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2893 (deps_list_consistent_p, dump_deps_list): New static functions.
2894 (debug_deps_list): New function.
2895 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2897 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2899 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2900 use new scheduler dependencies lists.
2901 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2902 (sched_analyze): Ditto. Initialize dependencies lists.
2903 (add_forw_dep, compute_forward_dependences): Update to use new
2904 scheduler dependencies lists.
2906 (init_dependency_caches): Init deps_obstack.
2907 (free_dependency_caches): Free deps_obstack.
2909 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2910 new scheduler dependencies lists.
2911 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2912 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2914 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2915 Update to use new scheduler dependencies lists.
2916 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2917 (debug_dependencies): Ditto.
2918 (schedule_region): Update comments.
2920 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2921 scheduler dependencies lists.
2922 (schedule_ebb): Update comments.
2924 * rtl.def (DEPS_LIST): Remove.
2926 * lists.c (unused_deps_list): Remove.
2927 (free_list): Update assertions.
2929 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2930 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2932 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2933 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2935 * haifa-sched.c (comments): Update.
2936 (insn_cost1): Remove. Inline the code into insn_cost ().
2937 (insn_cost): Update to use new scheduler dependencies lists. Move
2938 processing of the dependency cost to dep_cost ().
2939 (dep_cost): New function. Use it instead of insn_cost () when
2940 evaluating cost of the dependency. Use compatible interface to
2941 interact with the target.
2942 (priority): Update to use new scheduler dependencies lists.
2943 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2944 with greater number of insns that depend on the insn.
2945 (schedule_insn): Update to use new scheduler dependencies lists. Add
2946 code to free backward dependencies lists. Inline and optimize code
2947 from resolve_dep () - see PR28071.
2948 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2949 lists. Update call to targetm.sched.is_costly_dependence hook.
2951 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2952 scheduler dependencies lists.
2954 (resolve_dep): Remove. Move the logic to schedule_insn ().
2955 (init_h_i_d): Initialize dependencies lists.
2957 (process_insn_depend_be_in_spec): Rename to
2958 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2960 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2961 Update to use new scheduler dependencies lists.
2962 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2964 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2965 new scheduler dependencies lists.
2966 (build_intra_loop_deps): Ditto.
2968 * target.h (struct _dep): Declare to use in
2969 gcc_target.sched.is_costly_dependence.
2970 (struct gcc_target.sched.adjust_cost): Fix typo.
2971 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2972 single dep_t parameter instead of an equivalent triad.
2973 (struct gcc_target.sched.adjust_cost_2): Remove.
2975 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2977 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2979 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2981 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2983 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2984 (REG_DEP_TRUE): Document.
2986 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2987 Change signature to correspond to the targetm.sched.adjust_cost hook.
2988 Update use in TARGET_SCHED_ADJUST_COST_2.
2989 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2990 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2991 new scheduler dependencies lists.
2992 (ia64_gen_check): Ditto.
2994 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2997 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2998 signature to correspond to the targetm.sched.is_costly_dependence hook.
2999 (is_costly_group): Update to use new scheduler dependencies lists.
3001 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3002 instead of INSN_COST () macro.
3004 2007-02-01 Ian Lance Taylor <iant@google.com>
3006 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3008 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3010 * pa.md (tp_load): Correct mfctl instruction syntax.
3012 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3014 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3015 altivec_padding_size calculation on AIX. Improve comment, add
3016 assert to verify that it's right.
3018 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3021 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3024 * global.c (global_alloc): Add mising initialization of
3027 2007-02-01 Roger Sayle <roger@eyesopen.com>
3029 * alias.c (init_alias_analysis): Correct whitespace.
3030 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3031 partition_hot_cold_basic_blocks): Likewise.
3032 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3033 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3034 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3035 fold_builtin_snprintf_chk, fold_builtin_printf,
3036 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3037 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3038 * cfgcleanup.c (cleanup_cfg): Likewise.
3039 * cfgexpand.c (tree_expand_cfg): Likewise.
3040 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3041 * function.c (get_next_funcdef_no): Likewise.
3042 * gengtype.c (main): Likewise.
3043 * genmodes.c (main): Likewise.
3044 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3045 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3046 * ifcvt.c (noce_emit_move_insn): Likewise.
3047 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3049 * stor-layout.c (get_best_mode): Likewise.
3050 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3051 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3052 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3053 perform_var_substitution, solve_graph): Likewise.
3054 * tree-vrp.c (vrp_finalize): Likewise.
3056 2007-02-01 Ian Lance Taylor <iant@google.com>
3058 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3059 high part of a paradoxical subreg, return a constant zero.
3061 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3063 * toplev.c (lang_dependent_init): Call init_set_costs.
3064 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3066 2007-02-01 Richard Guenther <rguenther@suse.de>
3069 * fold-const.c (fold_negate_expr): Allow negating a
3070 constant if overflow does not change.
3072 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3074 * doc/c-tree.texi (Expression trees): Improve markup.
3075 * doc/tm.texi (Register Classes, Addressing Modes)
3076 (Floating Point): Fix spacing after abbreviations. Fix some
3079 2007-02-01 Ben Elliston <bje@au.ibm.com>
3081 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3082 * doc/contrib.texi: Likewise.
3083 * doc/install.texi: Likewise.
3085 2007-01-31 Richard Henderson <rth@redhat.com>
3086 Ian Lance Taylor <iant@google.com>
3088 * lower-subreg.c: New file.
3089 * rtl.def (CONCATN): Define.
3090 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3092 * emit-rtl.c (update_reg_offset): New static function, broken out
3093 of gen_rtx_REG_offset.
3094 (gen_rtx_REG_offset): Call update_reg_offset.
3095 (gen_reg_rtx_offset): New function.
3096 * regclass.c: Revert patch of 2006-03-05, restoring
3098 (clear_reg_info_regno): New function.
3099 * dwarf2out.c (concatn_loc_descriptor): New static function.
3100 (loc_descriptor): Handle CONCATN.
3101 * common.opt (fsplit_wide_types): New option.
3102 * opts.c (decode_options): Set flag_split_wide_types when
3104 * timevar.def (TV_LOWER_SUBREG): Define.
3105 * rtl.h (gen_reg_rtx_offset): Declare.
3106 (reg_scan_update): Declare.
3107 * regs.h (clear_reg_info_regno): Declare.
3108 * tree-pass.h (pass_lower_subreg): Declare.
3109 (pass_lower_subreg2): Declare.
3110 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3111 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3113 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3114 * Makefile.in (OBJS-common): Add lower-subreg.o.
3115 (lower-subreg.o): New target.
3117 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3119 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3121 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3124 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3126 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3129 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3131 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3133 * cfgloop.h: Include vec-prim.h.
3134 (enum li_flags): Remove LI_ONLY_OLD.
3135 (loop_iterator): Changed.
3136 (fel_next, fel_init): Iterate over loop tree.
3137 (FOR_EACH_LOOP_BREAK): New macro.
3138 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3140 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3141 * modulo-sched.c (sms_schedule): Ditto.
3142 * tree-vectorizer.c (vectorize_loops): Ditto.
3143 * doc/loop.texi: Update information on loop numbering and behavior of
3144 FOR_EACH_LOOP wrto new loops.
3145 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3146 add_to_evolution_1): Test nestedness of loops instead of comparing
3148 * tree-chrec.c (chrec_fold_plus_poly_poly,
3149 chrec_fold_multiply_poly_poly, chrec_evaluate,
3150 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3151 reset_evolution_in_loop): Ditto.
3152 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3154 2007-01-31 Dirk Mueller <dmueller@suse.de>
3156 * c-common.c (warn_about_parentheses): Separate warning about
3157 un-parenthized sequence of comparison operators from the one
3158 which is supposed to warn about x <= y <= z.
3160 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3162 * optabs.h (enum optab_index): Add new OTI_isinf.
3163 (isinf_optab): Define corresponding macro.
3164 * optabs.c (init_optabs): Initialize isinf_optab.
3165 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3167 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3168 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3170 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3171 expand_builtin_interclass_mathfn.
3172 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3173 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3174 (fxam<mode>2_i387): New insn pattern.
3175 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3176 built-in functions as x87 inline asm.
3178 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3180 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3182 2007-01-30 Eric Christopher <echristo@apple.com>
3184 * config.gcc: Add geode.
3186 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3188 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3189 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3190 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3191 value-prof.c: Fix comment typos.
3193 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3196 * doc/invoke.texi (Wpointer-arith): Document warning.
3198 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3200 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3201 the list of discrepancies from the draft TR.
3203 2007-01-30 Dirk Mueller <dmueller@suse.de>
3206 * doc/invoke.texi (-Wreturn-type): Update description to
3209 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3211 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3213 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3215 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3216 to handle optabs that operate on floating point input argument and
3217 output to integer output.
3218 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3219 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3220 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3221 expand_builtin_interclass_mathfn ().
3222 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3224 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3225 ilogbl built-in functions as x87 intrinsics.
3227 2007-01-30 Richard Guenther <rguenther@suse.de>
3230 * dwarf2out.c (reference_to_unused): Query varpool if the
3231 variable was output.
3233 2007-01-30 Richard Guenther <rguenther@suse.de>
3236 * passes.c (execute_one_pass): Reset in_gimple_form to not
3237 confuse non-unit-at-a-time mode.
3239 2007-01-29 Roger Sayle <roger@eyesopen.com>
3240 Richard Guenther <rguenther@suse.de>
3242 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3243 avoid undefined behaviour on overflow. Use force_fit_type_double
3244 to construct the constant with the specified TREE_OVERFLOW.
3246 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3248 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3249 * config/dfp-bit.h: Ditto.
3251 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3253 * c-decl.c (pop_scope): Replace warnings with call to
3254 warn_for_unused_label.
3255 * c-common.h (warn_for_unused_label): Declare.
3256 * c-common.c (warn_for_unused_label): Define.
3258 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3260 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3263 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3265 * Makefile.in (USER_H): Remove decfloat.h.
3266 * ginclude/decfloat.h: Delete, moving contents to ...
3267 * ginclude/float.h: Add support for decimal floating point,
3268 guarded by __STDC_WANT_DEC_FP__.
3270 2007-01-29 Mike Stump <mrs@apple.com>
3272 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3273 Analysis and Representation to resolve case insensitive conflict.
3274 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3276 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3278 * tree.h (struct tree_memory_tag): Add aliases member.
3279 (MTAG_ALIASES): New macro.
3280 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3281 (add_may_alias): Remove pointer-set. Update for may_aliases being
3283 (mark_aliases_call_clobbered): Update for may_aliases being a
3285 (compute_tag_properties): Ditto.
3286 (create_partition_for): Ditto.
3287 (compute_memory_partitions): Ditto.
3288 (dump_may_aliases_for): Ditto.
3289 (is_aliased_with): Ditto.
3290 (add_may_alias_for_new_tag): Ditto.
3291 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3292 (compute_is_aliased): New function.
3293 (compute_may_aliases): Call compute_is_aliased).
3294 (init_alias_info): Initialize alias_bitmap_obstack.
3295 (union_alias_set_into): New function.
3296 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3297 (have_common_aliases_p): Rewrite to take two bitmaps and use
3299 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3301 (finalize_ref_all_pointers): Update for add_may_alias changes.
3302 (new_type_alias): Ditto.
3303 * tree-flow-inline.h (may_aliases): Return a bitmap.
3304 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3305 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3306 may_aliases being a bitmap.
3307 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3308 may_aliases now returns a bitmap.
3309 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3311 * tree-ssa-operands.c (add_virtual_operand): Update for
3312 may_aliases being a bitmap.
3314 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3316 PR tree-optimization/30630
3317 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3318 variable as changed.
3320 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3323 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3324 expanded only once even if an error occurs.
3326 2007-01-29 Ben Elliston <bje@au.ibm.com>
3328 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3329 (__gcov_average_profiler): Likewise.
3330 (__gcov_ior_profiler): Likewise.
3331 (__gcov_merge_ior): Likewise.
3333 2007-01-28 Jan Hubicka <jh@suse.cz>
3335 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3336 * value-prof.c (stringop_block_profile): Likewise.
3338 2007-01-28 Jan Hubicka <jh@suse.cz>
3340 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3341 variant handling histograms; add wrapper.
3342 (clear_storage_via_libcall): Export.
3343 (emit_block_move_hints): Break out from ...; add histograms.
3344 (emit_block_move): ... this one.
3345 (clear_storage_hints): Break out from ...; add histograms.
3346 (clear_storage): ... this one.
3347 (set_storage_via_memset): Handle histogram.
3348 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3349 (clear_storage_hints, clear_storage_via_libcall): Declare.
3350 (set_storage_via_setmem): Update prototype.
3351 * doc/md.texi (movmem, setmem): Document new arguments.
3353 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3355 (stringop_block_profile): New global function.
3356 (tree_stringops_values_to_profile): Profile block size and alignment.
3357 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3359 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3360 (stringop_block_profile): Declare.
3361 * builtins.c: Include value-prof.h.
3362 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3363 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3364 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3365 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3366 * profile.c (instrument_values): Add new counters.
3367 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3369 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3370 (tree_init_edge_profiler): Build new profilers.
3371 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3372 (pass_tree_profile): Add dump.
3373 (tree_profile_hooks): Update.
3374 * Makefile.in (LIBGCOV): Add new constants.
3375 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3376 __gcov_ior_profiler): New.
3377 * i386.md (movmem/setmem expanders): Add new optional arguments.
3379 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3381 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3383 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3385 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3386 (tree_unswitch_single_loop): Pass eni_size_weights to
3387 tree_num_loop_insns.
3388 * tree-ssa-loop-manip.c: Include tree-inline.h.
3389 (can_unroll_loop_p): Pass eni_size_weights to
3390 tree_num_loop_insns.
3391 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3392 Pass eni_size_weights to estimate_num_insns.
3393 * tree.h (init_inline_once): Export.
3394 * toplev.c (backend_init): Call init_inline_once.
3395 * cgraphunit.c (cgraph_process_new_functions,
3396 cgraph_analyze_function): Pass eni_inlining_weights to
3398 * ipa-inline.c (compute_inline_parameters): Ditto.
3399 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3400 to estimate_num_insns.
3401 (try_unroll_loop_completely): Pass eni_size_weights to
3402 tree_num_loop_insns.
3403 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3404 ot estimate_num_insns.
3405 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3406 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3407 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3408 eni_time_weights): New variables.
3409 (init_inline_once): Initialize them.
3410 (struct eni_data): Mew.
3411 (estimate_num_insns_1, estimate_num_insns): Use weights.
3412 * tree-inline.h (struct eni_weights_d): New.
3413 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3414 (estimate_num_insns): Declaration changed.