1 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
2 Ira Rosen <irar@il.ibm.com>
4 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
6 2007-02-22 Ira Rosen <irar@il.ibm.com>
8 PR tree-optimization/30843
9 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
10 stores only after all the group is vectorized.
12 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
14 PR tree-optimization/30858
15 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
16 in the reduction cycle have a single use in the loop.
17 * tree-vectorizer.h (relevant): Add documentation.
19 2007-02-20 Mike Stump <mrs@apple.com>
21 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
22 * configure: Regenerate.
24 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
26 Change the defaults of some parameters and options.
27 * config/spu/spu-protos.h (spu_optimization_options): Declare.
28 * config/spu/spu.c (spu_optimization_options): Add.
29 (spu_override_options): Change params in spu_optimization_options.
30 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
32 Register 127 is only 16 byte aligned when used as a frame pointer.
33 * config/spu/spu-protos.h (spu_init_expanders): Declare.
34 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
35 HARD_FRAME_POINTER_REGNUM.
36 (spu_legitimate_address): Use regno_aligned_for_reload.
37 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
38 aligned when frame_pointer_needed is true.
39 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
41 * config/spu/spu.h (INIT_EXPANDERS): Define.
43 Make sure shift and rotate instructions have valid immediate operands.
44 * config/spu/predicates.md (spu_shift_operand): Remove.
45 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
46 * config/spu/constraints.md (W, O): Extend range.
47 * config/spu/spu.md (umask, nmask): Define.
48 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
49 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
50 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
51 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
52 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
53 (lshr<mode>3_reg): Fix rtl description.
55 Make sure mulhisi immediate operands are valid.
56 * config/spu/predicates.md (imm_K_operand): Add.
57 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
59 Generate constants using fsmbi and andi.
60 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
61 (print_operand, spu_split_immediate, classify_immediate,
62 fsmbi_const_p): Handle IC_FSMBI2.
64 Correctly handle a CONST_VECTOR containing symbols.
65 * config/spu/spu.c (print_operand): Handle HIGH correctly.
66 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
67 (immediate_load_p): Allow symbols that use 2 instructions to create.
68 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
69 with symbols when flag_pic is set.
70 (const_vector_immediate_p): New.
71 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
72 accept a CONST_VECTOR with symbols.
73 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
74 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
76 * config/spu/spu.md (high, low): Delete.
79 Remove INTRmode and INTR_REGNUM, which didn't work.
80 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
82 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
83 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
84 peephole2 pattern): Don't use INTR or 131.
86 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
87 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
88 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
89 (UNSPEC_SET_INTR): Add.
90 * config/spu/spu-modes.def (INTR): Remove.
92 More accurate warnings about run-time relocations.
93 * config/spu/spu.c (reloc_diagnostic): Test in_section.
95 Correctly warn about immediate arguments to specific intrinsics.
96 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
97 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
98 the instruction predicate.
100 Fix tree check errors with latest update.
101 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
103 (spu_expand_builtin): Use CALL_EXPR_FN.
105 Add missing specific intrinsics.
106 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
108 * config/spu/spu_internals.h: Ditto.
110 Fix incorrect operand modifiers.
111 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
112 * config/spu/spu.md (xor<mode>3): Change %S to %J.
114 Optimize one case of zero_extend of a vec_select.
115 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
117 Accept any immediate for hbr.
118 * config/spu/spu.md (hbr): Change s constraints to i.
120 2007-02-21 Paul Brook <paul@codesourcery.com>
122 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
123 condexec_count when skipping USE and CLOBBER.
125 2007-02-21 Nick Clifton <nickc@redhat.com>
127 * common.opt (Warray-bounds): Add Warning attribute.
128 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
130 (fsized-zeroes): Add Optimization attribute.
131 (fsplit-wide-types, ftree-scev-cprop): Likewise.
132 * c.opt (Wc++0x-compat): Add Warning attribute.
134 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
137 * reload1.c (eliminate_regs_in_insn): In the single_set special
138 case, attempt to re-recognize the insn before falling back to
139 having reload fix it up.
141 2007-02-20 Eric Christopher <echristo@gmail.com>
143 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
145 (frv_read_iacc_argument): Ditto.
146 (frv_expand_set_builtin): Take a call instead of arglist, update for
148 (frv_expand_unop_builtin): Ditto.
149 (frv_expand_binop_builtin): Ditto.
150 (frv_expand_cut_builtin): Ditto.
151 (frv_expand_binopimm_builtin): Ditto.
152 (frv_expand_voidbinop_builtin): Ditto.
153 (frv_expand_int_void2arg): Ditto.
154 (frv_expand_prefetches): Ditto.
155 (frv_expand_voidtriop_builtin): Ditto.
156 (frv_expand_voidaccop_builtin): Ditto.
157 (frv_expand_load_builtin): Ditto.
158 (frv_expand_store_builtin): Ditto.
159 (frv_expand_mdpackh_builtin): Ditto.
160 (frv_expand_mclracc_builtin): Ditto.
161 (frv_expand_mrdacc_builtin): Ditto.
162 (frv_expand_mwtacc_builtin): Ditto.
163 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
166 2007-02-20 Janis Johnson <janis187@us.ibm.com>
168 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
169 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
171 (HAVE_GAS_DFP): Check for assembler support of decimal floating
173 * configure: Regenerate.
174 * config.in: Regenerate.
175 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
176 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
177 masks to power6 and power6x and to POWERPC_MASKS.
178 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
180 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
181 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
182 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
183 Access PROTOTYPE as variable, not mask.
185 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
187 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
188 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
189 * combine.c (adjust_for_new_dest): Use it.
190 * postreload.c (reload_combine): Likewise.
192 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
194 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
195 notes on an insn with multiple sets, even if single_set returns
196 non-NULL for that insn.
198 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
200 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
203 2007-02-20 Geoffrey Keating <geoffk@apple.com>
205 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
206 if user didn't pass it.
207 * config/i386/darwin.h (CC1_SPEC): Likewise.
208 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
209 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
210 -mmacosx-version-min.
212 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
213 Uros Bizjak <ubizjak@gmail.com>
215 * optabs.h (enum optab_index): Add new OTI_scalb.
216 (scalb_optab): Define corresponding macro.
217 * optabs.c (init_optabs): Initialize scalb_optab.
218 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
220 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
221 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
222 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
223 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
224 flag_unsafe_math_optimizations is set.
226 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
227 to implement scalbf, scalb and scalbl built-ins as inline x87
230 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
231 DJ Delorie <dj@redhat.com>
234 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
235 (diagnostic_report_diagnostic): ... here, and turn them into real
236 errors. If warnings are inhibited, no need to do anything.
238 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
240 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
241 better code generation.
243 2007-02-20 Ben Elliston <bje@au.ibm.com>
245 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
247 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
249 * config/alpha/alpha.c, config/alpha/alpha.md,
250 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
251 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
252 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
253 config/arm/lib1funcs.asm: Follow spelling conventions.
255 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
256 config/fr30/fr30.md, config/i386/i386.h,
257 config/iq2000/iq2000.h, config/iq2000/predicates.md,
258 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
259 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
260 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
261 config/rs6000/altivec.md, config/rs6000/rs6000.c,
262 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
263 config/sparc/sparc.c, config/sparc/sparc.h,
264 config/sparc/sparc.md, config/spu/constraints.md,
265 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
268 2007-02-20 Alan Modra <amodra@bigpond.net.au>
271 * varasm.c (use_blocks_for_decl_p): Return false for decls with
274 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
276 * doc/invoke.texi (-ftree-lrs): Remove.
278 2007-02-19 Diego Novillo <dnovillo@redhat.com>
280 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
283 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
285 * config/ia64/ia64.c (ia64_expand_builtin): Use the
286 new CALL_EXPR_FN macro for retrieving the function
287 declaration of the input expression.
289 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
291 * c.opt (Waddress): New.
292 * common.opt (Walways-true): Delete.
293 (Wstring-literal-comparison): Delete.
294 * doc/invoke.texi (Warning Options): Delete -Walways-true and
295 -Wstring-literal-comparison. Add -Waddress.
297 (Walways-true): Delete.
298 (Wstring-literal-comparison): Delete.
299 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
300 consistently instead of -Walways-true in example.
301 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
302 * c-typeck.c (parser_build_binary_op): Replace
303 -Wstring-literal-comparison and -Walways-true with -Waddress.
304 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
307 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
309 * tree-cfg.c (dump_function_to_file): Be prepared for functions
310 without DECL_STRUCT_FUNCTION initialized.
312 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
314 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
315 due to calls to functions taking pointers as parameters.
317 2007-02-19 Richard Henderson <rth@redhat.com>
320 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
323 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
325 * config/s390/s390.c (s390_call_saved_register_used,
326 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
327 accessed to the new scheme.
329 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
331 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
332 (cris_print_index, cris_print_operand, cris_print_operand_address)
333 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
334 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
335 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
337 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
338 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
339 GO_IF_LEGITIMATE_ADDRESS): Ditto.
340 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
341 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
342 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
343 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
344 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
345 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
346 (uminsi3, call, call_value): Ditto.
347 (define_split: indir_to_reg_split, unnamed): Ditto.
349 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
351 PR tree-optimization/30975
352 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
355 2007-02-18 Eric Christopher <echristo@gmail.com>
357 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
358 Remove use of arglist.
359 (mips_expand_builtin): Remove use of arglist, pass in expr.
360 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
361 (mips_expand_builtin_movtf): Ditto.
362 (mips_expand_builtin_compare): Ditto.
364 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
366 * tree-sra.c (sra_build_assignment): Replace assertion
367 checking with a comment explaining why it can't be done.
369 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
372 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
373 during CALL_EXPR representation conversion.
374 * tree-ssa-propagate.c (set_rhs): Likewise.
376 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
378 * tree-sra.c (sra_build_assignment): Disable assertion checking
381 2007-02-18 Roger Sayle <roger@eyesopen.com>
383 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
384 instead of calling build2 with a GIMPLE_MODIFY_STMT.
385 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
387 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
388 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
389 gimplify_init_ctor_eval_range, gimple_push_cleanup,
390 gimplify_omp_for, gimplify_omp_atomic_pipeline,
391 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
392 force_gimple_operand): Likewise.
393 * ipa-cp.c (constant_val_insert): Likewise.
394 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
395 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
396 perfect_nestify): Likewise.
397 * langhooks.c (lhd_omp_assignment): Likewise.
398 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
399 lower_copyprivate_clauses, lower_send_clauses,
400 lower_send_shared_vars, expand_parallel_call,
401 expand_omp_for_generic, expand_omp_for_static_nochunk,
402 expand_omp_for_static_chunk, expand_omp_sections,
403 lower_omp_single_copy, lower_omp_for_lastprivate,
404 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
405 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
406 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
409 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
411 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
412 config/sh/sh.md: Follow spelling conventions.
414 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
415 config/frv/predicates.md: Follow spelling conventions.
417 * config/m68k/linux-unwind.h: Fix a comment typo.
418 * target.h: Follow spelling conventions.
420 2007-02-18 Roger Sayle <roger@eyesopen.com>
422 PR rtl-optimization/28173
423 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
424 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
425 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
426 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
427 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
429 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
431 * builtins.c (fold_builtin_load_exponent): New.
432 (fold_builtin_2): Use it.
434 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
436 PR rtl-optimization/30773
437 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
438 if we fail to attach a REG_EQUIV note.
440 2007-02-18 David Edelsohn <edelsohn@gnu.org>
441 Roger Sayle <roger@eyesopen.com>
443 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
445 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
447 * calls.c (initialize_argument_information): Pass original EXP
448 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
449 code to split complex arguments here, as part of initializing the
451 (expand_call): Remove code that builds a list of arguments and
452 inserts implicit arguments into it. Instead, just count how many
453 implicit arguments there will be so we can determine the size of
454 the ARGS array, and let initialize_argument_information do the work.
455 (split_complex_values): Delete unused function.
457 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
459 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
461 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
463 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
464 for arg pointer based indexed addressing.
466 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
468 * config/ia64/ia64.h, config/ia64/ia64.md,
469 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
470 spelling conventions.
472 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
474 * config/m68k/m68k.c (split_di): New.
475 * config/m68k/m68k-protos.h: Declare split_di.
476 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
477 Improve predicate handling and split constant shifts.
479 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
481 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
482 parameter for register bitfield operations, general predicates
485 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
487 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
488 * config/m68k/linux-unwind.h: New file.
490 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
492 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
493 config/i386/athlon.md, config/ia64/ia64.md,
494 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
495 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
496 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
497 tree-ssa-loop-niter.c, tree-vect-analyze.c,
498 tree-vect-transform.c: Fix comment typos.
500 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
502 * sched-deps.c (find_insn_list): Remove.
503 * sched-int.h: Remove the prototype for find_insn_list.
505 2007-02-16 Geoffrey Keating <geoffk@apple.com>
507 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
509 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
510 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
511 darwin_rs6000_override_options.
512 (C_COMMON_OVERRIDE_OPTIONS): Expect
513 darwin_macosx_version_min to be non-NULL always.
514 (TARGET_C99_FUNCTIONS): Likewise.
515 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
516 (DARWIN_MINVERSION_SPEC): New.
517 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
518 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
520 (DARWIN_MINVERSION_SPEC): New.
521 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
523 * config/darwin-c.c (darwin_cpp_builtins): Expect
524 darwin_macosx_version_min to be non-NULL always.
526 * config/rs6000/rs6000.c: Clean up trailing whitespace.
528 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
530 * config/i386/i386.h (x86_use_xchgb): New.
531 (TARGET_USE_XCHGB): New macro.
532 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
533 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
534 Split after reload into bswaphi for shifts of 8.
535 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
536 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
537 or when optimizing for size.
539 2007-02-16 Richard Guenther <rguenther@suse.de>
540 Christian Bruel <christian.bruel@st.com>
542 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
543 DECLs but prefer SSA_NAMEs over DECLs.
545 2007-02-16 Richard Guenther <rguenther@suse.de>
547 * tree-flow-inline.h (single_imm_use_p): Remove.
548 (zero_imm_uses_p): Likewise.
549 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
550 instead of single_imm_use_p.
551 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
554 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
557 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
558 nested double- and backquotes.
560 2007-02-15 Roger Sayle <roger@eyesopen.com>
563 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
564 should be unreachable.
565 (build2_stat): Allow construction of MODIFY_EXPR at any time.
566 For the time being redirect GIMPLE_MODIFY_STMT to the new
567 (renamed) build_gimple_modify_stmt_stat.
568 (build2_gimple_stat): Rename to...
569 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
570 Always build a GIMPLE_MODIFY_STMT node.
571 * tree.h (build2_gimple, build2_gimple_stat): Delete.
572 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
575 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
576 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
577 * tree-complex.c (set_component_ssa_name, expand_complex_move,
578 expand_complex_div_wide): Likewise.
579 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
580 * tree-ssa-loop-im.c (schedule_sm): Likewise.
581 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
582 * tree-ssa-loop-manip.c (create_iv): Likewise.
583 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
584 abs_replacement): Likewise.
585 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
586 realify_fake_stores): Likewise.
588 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
589 node rather than a GIMPLE_MODIFY_STMT node.
590 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
591 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
593 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
594 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
597 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
600 * fold-const.c (fold_comparison): Add back the
601 folding of constant complex comparisions.
603 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
606 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
607 effects unknown to this function, return early.
609 2007-02-15 Ian Lance Taylor <iant@google.com>
611 * lower-subreg.c (move_eh_region_note): New static function.
612 (resolve_simple_move): Call it.
613 (decompose_multiword_subregs): Track blocks for which we resolve a
614 simple move which is also a control flow insn. Pass them to
615 find_many_sub_basic_blocks.
616 (pass_lower_subreg): Add TODO_verify_flow.
617 (pass_lower_subreg2): Likewise.
619 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
620 Brooks Moses <brooks.moses@codesourcery.com>
621 Lee Millward <lee.millward@codesourcery.com>
623 * tree.h (enum tree_code_class): Add tcc_vl_exp.
624 (VL_EXP_CLASS_P): New.
625 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
627 (TREE_OPERAND_CHECK_CODE): Likewise.
628 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
629 (TREE_RTL_OPERAND_CHECK): Likewise.
630 (tree_operand_check_failed): Make second parameter the whole tree
631 instead of its code. Fixed callers.
633 (TREE_OPERAND_LENGTH): New.
634 (VL_EXP_OPERAND_LENGTH): New.
636 (CALL_EXPR_STATIC_CHAIN): New.
637 (CALL_EXPR_ARGS): New.
638 (CALL_EXPR_ARG): New.
639 (call_expr_nargs): New.
640 (CALL_EXPR_ARGP): New.
641 (build_nt_call_list): Declare.
642 (build_vl_exp_stat): Declare.
644 (build_call_list): Declare.
645 (build_call_nary): Declare.
646 (build_call_valist): Declare.
647 (build_call_array): Declare.
648 (call_expr_arg): Declare.
649 (call_expr_argp): Declare.
650 (call_expr_arglist): Declare.
651 (fold_build_call_list): Declare.
652 (fold_build_call_list_initializer): Declare.
653 (fold_call_expr): Declare to replace fold_builtin.
654 (fold_builtin_fputs): Update to agree with modified definition.
655 (fold_builtin_strcpy): Likewise.
656 (fold_builtin_strncpy): Likewise.
657 (fold_builtin_memory_chk): Likewise.
658 (fold_builtin_stxcpy_chk): Likewise.
659 (fold_builtin_strncpy_chk): Likewise.
660 (fold_builtin_next_arg): Likewise.
661 (fold_build_call_expr): Declare.
662 (fold_builtin_call_list): Declare.
663 (fold_builtin_call_valist): Declare.
664 (build_call_expr): Declare.
665 (validate_arglist): Update to agree with modified definition.
666 (tree_operand_length): New.
667 (call_expr_arg_iterator): New.
668 (init_call_expr_arg_iterator): New.
669 (next_call_expr_arg): New.
670 (first_call_expr_arg): New.
671 (more_call_expr_args_p): New.
672 (FOR_EACH_CALL_EXPR_ARG): New.
674 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
676 (tree_code_size): Update documentation. Use sizeof (tree) rather
677 than sizeof (char *).
678 (tree_size): Likewise. Add case for tcc_vl_exp.
679 (tree_node_structure): Add case for tcc_vl_exp.
680 (contains_placeholder_p): Likewise.
681 (substitute_in_expr): Likewise.
682 (substitute_placeholder_in_expr): Likewise.
683 (stabilize_reference_1): Likewise.
684 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
685 to diagnose breakage of this interface for constructing CALL_EXPRs.
686 (build_nt): Add similar assertion here.
687 (build_nt_call_list): New.
688 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
689 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
691 (get_callee_fndecl): Use new CALL_EXPR accessors.
692 (tree_operand_check_failed): Change parameters to pass entire node
693 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
694 (process_call_operands): New.
695 (build_vl_exp_stat): New.
696 (build_call_list): New.
697 (build_call_nary): New.
698 (build_call_valist): New.
699 (build_call_array): New.
700 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
701 (call_expr_arglist): New.
703 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
704 tcc_vl_exp instead of a fixed-size tcc_expression.
706 * doc/c-tree.texi (CALL_EXPR): Document new representation and
707 accessors for CALL_EXPRs.
708 (AGGR_INIT_EXPR): Likewise.
710 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
711 Brooks Moses <brooks.moses@codesourcery.com>
712 Lee Millward <lee.millward@codesourcery.com>
714 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
715 (expand_builtin_nonlocal_goto): Change parameter to be entire
716 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
717 (expand_builtin_prefetch): Likewise.
718 (expand_builtin_classify_type): Likewise.
719 (mathfn_built_in): Return NULL_TREE instead of 0.
720 (expand_errno_check): Use new CALL_EXPR accessors.
721 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
722 Return NULL_RTX instead of 0.
723 (expand_builtin_mathfn_2): Likewise.
724 (expand_builtin_mathfn_3): Likewise.
725 (expand_builtin_interclass_mathfn): Likewise.
726 (expand_builtin_sincos): Likewise.
727 (expand_builtin_cexpi): Likewise.
728 (expand_builtin_int_roundingfn): Likewise.
729 (expand_builtin_int_roundingfn_2): Likewise.
730 (expand_builtin_pow): Likewise.
731 (expand_builtin_powi): Likewise.
732 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
733 of arglist, fixing callers appropriately. Use new CALL_EXPR
734 accessors and constructors. Return NULL_RTX instead of 0.
735 (expand_builtin_strstr): Likewise.
736 (expand_builtin_strchr): Likewise.
737 (expand_builtin_strrchr): Likewise.
738 (expand_builtin_strpbrk): Likewise.
739 (expand_builtin_memcpy): Likewise.
740 (expand_builtin_mempcpy): Likewise.
741 (expand_builtin_mempcpy_args): New.
742 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
743 (expand_builtin_memmove_args): New.
744 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
745 (expand_movstr): Likewise.
746 (expand_builtin_strcpy): Likewise.
747 (expand_builtin_strcpy_args): New.
748 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
749 (expand_builtin_strncpy): Likewise.
750 (expand_builtin_memset): Likewise.
751 (expand_builtin_memset_args): New.
752 (expand_builtin_bzero): Similarly to expand_builtin_memset.
753 (expand_builtin_memcmp): Likewise.
754 (expand_builtin_strcmp): Likewise.
755 (expand_builtin_strncmp): Likewise.
756 (expand_builtin_strcat): Likewise.
757 (expand_builtin_strncat): Likewise.
758 (expand_builtin_strspn): Likewise.
759 (expand_builtin_strcspn): Likewise.
760 (expand_builtin_args_info): Likewise.
761 (expand_builtin_va_start): Likewise.
762 (gimplify_va_arg_expr): Likewise.
763 (expand_builtin_va_end): Likewise.
764 (expand_builtin_va_copy): Likewise.
765 (expand_builtin_frame_address): Likewise.
766 (expand_builtin_alloca): Likewise.
767 (expand_builtin_bswap): Likewise.
768 (expand_builtin_unop): Likewise.
769 (expand_builtin_fputs): Likewise.
770 (expand_builtin_expect): Likewise.
771 (expand_builtin_fabs): Likewise.
772 (expand_builtin_copysign): Likewise.
773 (expand_builtin_printf): Likewise.
774 (expand_builtin_fprintf): Likewise.
775 (expand_builtin_sprintf): Likewise.
776 (expand_builtin_init_trampoline): Likewise.
777 (expand_builtin_signbit): Likewise.
778 (expand_builtin_fork_or_exec): Likewise.
779 (expand_builtin_sync_operation): Likewise.
780 (expand_builtin_compare_and_swap): Likewise.
781 (expand_builtin_lock_test_and_set): Likewise.
782 (expand_builtin_lock_release): Likewise.
783 (expand_builtin): Likewise.
784 (builtin_mathfn_code): Likewise.
786 (fold_builtin_constant_p): Pass call arguments individually instead
787 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
788 accessors and constructors. Return NULL_TREE instead of 0.
789 (fold_builtin_expect): Likewise.
790 (fold_builtin_classify_type): Likewise.
791 (fold_builtin_strlen): Likewise.
792 (fold_builtin_nan): Likewise.
793 (integer_valued_real_p): Likewise.
794 (fold_trunc_transparent_mathfn): Likewise.
795 (fold_fixed_mathfn): Likewise.
796 (fold_builtin_cabs): Likewise.
797 (fold_builtin_sqrt): Likewise.
798 (fold_builtin_cbrt): Likewise.
799 (fold_builtin_cos): Likewise.
800 (fold_builtin_cosh): Likewise.
801 (fold_builtin_tan): Likewise.
802 (fold_builtin_sincos): Likewise.
803 (fold_builtin_cexp): Likewise.
804 (fold_builtin_trunc): Likewise.
805 (fold_builtin_floor): Likewise.
806 (fold_builtin_ceil): Likewise.
807 (fold_builtin_round): Likewise.
808 (fold_builtin_int_roundingfn): Likewise.
809 (fold_builtin_bitop): Likewise.
810 (fold_builtin_bswap): Likewise.
811 (fold_builtin_logarithm): Likewise.
812 (fold_builtin_hypot): Likewise.
813 (fold_builtin_pow): Likewise.
814 (fold_builtin_powi): Likewise.
815 (fold_builtin_exponent): Likewise.
816 (fold_builtin_memset): Likewise.
817 (fold_builtin_bzero): Likewise.
818 (fold_builtin_memory_op): Likewise.
819 (fold_builtin_bcopy): Deleted; call site changed to invoke
820 fold_builtin_memory_op directly.
821 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
822 (fold_builtin_strncpy): Likewise.
823 (fold_builtin_memcmp): Likewise.
824 (fold_builtin_strcmp): Likewise.
825 (fold_builtin_strncmp): Likewise.
826 (fold_builtin_signbit): Likewise.
827 (fold_builtin_copysign): Likewise.
828 (fold_builtin_isascii): Likewise.
829 (fold_builtin_toascii): Likewise.
830 (fold_builtin_isdigit): Likewise.
831 (fold_builtin_fabs): Likewise.
832 (fold_builtin_abs): Likewise.
833 (fold_builtin_fmin_fmax): Likewise.
834 (fold_builtin_carg): Likewise.
835 (fold_builtin_classify): Likewise.
836 (fold_builtin_unordered_cmp): Likewise.
838 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
839 New functions split out from fold_builtin_1.
840 (fold_builtin_n): New.
841 (fold_builtin_varargs): New.
842 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
844 (fold_call_expr): New.
845 (build_function_call_expr): Rewrite to use new helper function.
846 (fold_builtin_call_list): New.
847 (build_call_expr): New.
848 (fold_builtin_call_valist): New.
849 (rewrite_call_expr): New.
851 (validate_arglist): Change parameter to be entire CALL_EXPR instead
852 of an arglist. Change return type to bool. Use new CALL_EXPR
855 (fold_builtin_strstr): Pass call arguments individually instead
856 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
857 accessors and constructors. Return NULL_TREE instead of 0.
858 (fold_builtin_strchr): Likewise.
859 (fold_builtin_strrchr): Likewise.
860 (fold_builtin_strpbrk): Likewise.
861 (fold_builtin_strcat): Likewise.
862 (fold_builtin_strncat): Likewise.
863 (fold_builtin_strspn): Likewise.
864 (fold_builtin_strcspn): Likewise.
865 (fold_builtin_fputs): Likewise.
866 (fold_builtin_next_arg): Likewise.
867 (fold_builtin_sprintf): Likewise.
869 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
870 NULL_RTX instead of 0.
871 (expand_builtin_memory_chk): Likewise.
872 (maybe_emit_chk_warning): Likewise.
873 (maybe_emit_sprintf_chk_warning): Likewise.
875 (fold_builtin_object_size): Pass call arguments individually instead
876 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
877 accessors and constructors. Return NULL_TREE instead of 0.
878 (fold_builtin_memory_chk): Likewise.
879 (fold_builtin_stxcpy_chk): Likewise.
880 (fold_builtin_strncpy_chk): Likewise.
881 (fold_builtin_strcat_chk): Likewise.
882 (fold_builtin_strcat_chk): Likewise.
883 (fold_builtin_strncat_chk): Likewise.
884 (fold_builtin_sprintf_chk): Likewise.
885 (fold_builtin_snprintf_chk): Likewise.
886 (fold_builtin_printf): Likewise.
887 (fold_builtin_vprintf): Likewise.
889 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
891 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
892 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
893 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
894 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
895 (fold_unary): Likewise.
896 (fold_binary): Likewise.
897 (fold_ternary): Remove CALL_EXPR case, since they are no longer
899 (fold): Add logic for tcc_vl_exp.
900 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
901 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
902 (fold_build3_stat): Add assertion to flag broken interface for
903 constructing CALL_EXPRs.
904 (fold_build_call_list): New.
905 (fold_build_call_list_initializer): New.
906 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
908 (fold_strip_sign_ops): Likewise.
910 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
911 Brooks Moses <brooks.moses@codesourcery.com>
912 Lee Millward <lee.millward@codesourcery.com>
914 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
915 accessors and dump arguments explicitly.
917 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
919 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
921 (print_call_name): Use new CALL_EXPR accessors.
923 * print-tree.c (print_node): Add case tcc_vl_exp. Print
924 CALL_EXPR arguments explicitly instead of as a list. Use
925 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
927 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
928 (vrp_visit_stmt): Likewise.
930 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
931 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
933 (force_move_till_expr): Likewise.
935 * targhooks.c (default_external_stack_protect_fail): Use
936 build_call_expr instead of build_function_call_expr.
937 (default_hidden_stack_protect_fail): Likewise.
939 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
942 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
943 and walk arguments explicitly.
945 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
946 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
947 (expand_simple_operations): Likewise.
948 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
950 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
952 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
954 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
955 instead of TREE_CODE_LENGTH.
957 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
958 (tree_ic_transform): Likewise.
959 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
960 parameter instead of arglist. Fix callers.
961 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
962 (tree_stringops_transform): Likewise.
963 (tree_indirect_call_to_profile): Likewise.
964 (tree_stringops_values_to_profile): Likewise.
966 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
967 (eliminate_tail_call): Likewise.
969 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
971 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
972 Use TREE_OPERAND_LENGTH and generalize to handle any number of
974 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
976 * omp-low.c (build_omp_barrier): Use build_call_expr.
977 (lower_rec_input_clauses): Likewise.
978 (lower_reduction_clauses): Likewise.
979 (expand_parallel_call): Likewise.
980 (maybe_catch_exception): Likewise.
981 (expand_omp_for_generic): Likewise.
982 (expand_omp_for_static_nochunk): Likewise.
983 (expand_omp_sections): Likewise.
984 (lower_omp_single_simple): Likewise.
985 (lower_omp_single_copy): Likewise.
986 (lower_omp_master): Likewise.
987 (lower_omp_ordered): Likewise.
988 (lower_omp_critical): Likewise.
990 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
991 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
993 * tree-gimple.c (is_gimple_call_addr): Fix doc.
994 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
995 TREE_CODE_LENGTH. Add tcc_vl_exp case.
997 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
998 and generalize to handle any number of operands.
999 (chrec_contains_undetermined): Likewise.
1000 (tree_contains_chrecs): Likewise.
1001 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1003 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1005 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1006 fold_call_expr instead of fold_builtin.
1007 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1008 match declarations there.
1009 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1012 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1013 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1015 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1016 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1018 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1021 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1022 (execute_cse_sincos): Use new CALL_EXPR accessors.
1024 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1026 * gimple-low.c (lower_function_body): Use build_call_expr.
1027 (lower_builtin_setjmp): Likewise.
1029 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1030 (set_storage_via_libcall): Likewise.
1031 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1032 instead of TREE_CODE_LENGTH.
1033 (expand_expr_real_1): Use new CALL_EXPR accessors.
1035 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1036 generalize to handle any number of operands.
1037 (TB_parent_eq): Likewise.
1039 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1040 (strip_builtin_expect): Likewise.
1042 * function.c (gimplify_parameters): Use build_call_expr.
1044 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1045 instead of TREE_CODE_LENGTH.
1047 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1048 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1050 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1053 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1054 (gimplify_decl_expr): Likewise.
1055 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1056 Use new CALL_EXPR iterators.
1057 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1058 (gimplify_modify_expr_to_memset): Likewise.
1059 (gimplify_variable_sized_compare): Likewise.
1060 (gimplify_omp_atomic_fetch_op): Likewise.
1061 (gimplify_omp_atomic_pipeline): Likewise.
1062 (gimplify_omp_atomic_mutex): Likewise.
1063 (gimplify_function_tree): Likewise.
1065 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1066 (call_expr_flags): Likewise.
1067 (expand_call): Likewise.
1069 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1070 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1073 * coverage.c (create_coverage): Use build_call_expr.
1075 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1076 (temp_call_expr_obstack): New.
1077 (pool_copy_list): Delete.
1078 (temp_copy_call_expr): New.
1079 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1080 CALL_EXPR accessors. Get rid of special goo for copying argument
1081 lists and use temp_copy_call_expr instead.
1082 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1083 CALL_EXPR accessors.
1084 (create_expression_by_pieces): Likewise. Use build_call_array
1085 to construct the result instead of fold_build3.
1086 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1087 dealing with argument lists.
1088 (init_pre): Remove references to expression_node_pool and
1089 list_node_pool. Init temp_call_expr_obstack instead.
1090 (fini_pre): Remove references to expression_node_pool and
1093 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1094 and walk arguments explicitly instead of as a list.
1096 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1097 (mx_register_decls): Likewise.
1098 (mudflap_register_call): Likewise.
1099 (mudflap_finish_file): Likewise.
1101 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1102 (ipa_callsite_compute_param): Likewise.
1104 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1105 accessors and constructor.
1107 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1108 accessors and constructor.
1109 (convert_tramp_reference): Likewise.
1110 (convert_call_expr): Likewise.
1111 (finalize_nesting_tree_1): Likewise.
1113 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1116 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1118 * tree-inline.c (initialize_inlined_parameters): Pass entire
1119 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1121 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1122 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1124 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1125 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1126 (vectorizable_reduction): Likewise.
1127 (vectorizable_call): Use new CALL_EXPR iterators.
1128 (vectorizable_conversion): Use build_call_expr.
1129 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1130 (vect_gen_widened_results_half): Use build_call_expr.
1131 (vect_setup_realignment): Likewise.
1132 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1134 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1135 (pass_through_call): Likewise.
1136 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1139 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1140 (tree_gen_pow2_profiler): Likewise.
1141 (tree_gen_one_value_profiler): Likewise.
1142 (tree_gen_ic_func_profiler): Likewise.
1143 (tree_gen_average_profiler): Likewise.
1144 (tree_gen_ior_profiler): Likewise.
1146 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1147 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1148 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1150 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1151 of TREE_CODE_LENGTH.
1153 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1154 of TREE_CODE_LENGTH.
1156 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1158 (convert_to_integer): Likewise.
1160 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1163 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1164 Brooks Moses <brooks.moses@codesourcery.com>
1165 Lee Millward <lee.millward@codesourcery.com>
1167 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1169 * config/frv/frv.c (frv_expand_builtin): Likewise.
1170 * config/s390/s390.c (s390_expand_builtin): Likewise.
1172 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1173 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1175 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1176 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1177 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1178 (ix86_expand_store_builtin): Likewise.
1179 (ix86_expand_unop_builtin): Likewise.
1180 (ix86_expand_unop1_builtin): Likewise.
1181 (ix86_expand_sse_compare): Likewise.
1182 (ix86_expand_sse_comi): Likewise.
1183 (ix86_expand_vec_init_builtin): Likewise.
1184 (ix86_expand_vec_ext_builtin): Likewise.
1185 (ix86_expand_vec_set_builtin): Likewise.
1186 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1188 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1189 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1191 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1192 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1193 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1195 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1197 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1198 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1199 arglist. Use new CALL_EXPR accessors. Fix callers.
1200 (altivec_expand_abs_builtin): Likewise.
1201 (rs6000_expand_binop_builtin): Likewise.
1202 (altivec_expand_predicate_builtin): Likewise.
1203 (altivec_expand_lv_builtin): Likewise.
1204 (spe_expand_stv_builtin): Likewise.
1205 (altivec_expand_stv_builtin): Likewise.
1206 (rs6000_expand_ternop_builtin): Likewise.
1207 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1208 (altivec_expand_st_builtin): Likewise.
1209 (altivec_expand_dst_builtin): Likewise.
1210 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1211 arglist. Use new CALL_EXPR accessors. Fix callers.
1212 (altivec_expand_vec_set_builtin): Likewise.
1213 (altivec_expand_vec_ext_builtin): Likewise.
1214 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1215 (spe_expand_builtin): Likewise.
1216 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1217 arglist. Use new CALL_EXPR accessors. Fix callers.
1218 (spe_expand_evsel_builtin): Likewise.
1219 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1220 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1222 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1223 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1224 (arm_expand_unop_builtin): Likewise.
1225 (arm_expand_builtin): Use new CALL_EXPR accessors.
1227 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1230 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1231 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1232 (bfin_expand_unop_builtin): Likewise.
1233 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1235 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1236 Brooks Moses <brooks.moses@codesourcery.com>
1237 Lee Millward <lee.millward@codesourcery.com>
1239 * c-semantics.c (build_stmt): Add internal diagnostic check.
1241 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1242 accessors. Print arguments explicitly instead of as a list.
1244 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1246 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1247 (c_finish_omp_flish): Likewise.
1249 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1250 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1251 instead of TREE_CODE_LENGTH.
1252 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1253 (c_warn_unused_result): Likewise.
1255 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1258 * doc/invoke.texi (Warning Options): Remove
1259 -Werror-implicit-function-declaration.
1260 (Wimplicit-function-declaration): Update description.
1261 * opts.c (common_handle_option): Move handling of -Werror=* to...
1262 (enable_warning_as_error): ...here.
1263 * opts.h (enable_warning_as_error): Declare.
1264 * c-decl.c (implicit_decl_warning): Unless
1265 -Wno-implicit-function-declaration is given, emit a pedwarn if
1266 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1267 * c.opt (Wimplicit-function-declaration): Replace
1268 mesg_implicit_function_declaration with
1269 warn_implicit_function_declaration.
1270 * c-opts.c (c_common_handle_option):
1271 -Werror-implicit-function-declaration is exactly equal as
1272 -Werror=implicit-function-declaration.
1273 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1274 warn_implicit_function_declaration.
1275 (c_common_post_options): -Wimplict-function-declaration is enabled
1276 by default by -std=c99, otherwise is disabled by default.
1277 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1279 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1281 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1282 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1283 former is ignored but not the latter.
1285 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1287 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1288 is made and the reference doesn't use the alias set of its type,
1289 do not create the temporary using that type.
1291 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1293 * jump.c: Remove prototypes for delete_computation and
1294 delete_prior_computation.
1296 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1298 * jump.c (get_label_after): Delete.
1299 (get_label_before, delete_computation, delete_jump,
1300 delete_prior_computation, follow_jumps): Move...
1301 * reorg.c (delete_computation, delete_prior_computation): ... here...
1302 (get_label_before, delete_jump): ... making these static ...
1303 (follow_jumps): ... and simplifying this since it only runs after
1305 * rtl.h (get_label_after, get_label_before, delete_jump,
1306 follow_jumps): Delete prototypes.
1308 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1310 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1312 2007-02-15 Nick Clifton <nickc@redhat.com>
1314 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1315 order to prevent it from being munged by the target.
1317 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1319 * config/i386/i386.md: Remove misleading comment.
1321 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1323 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1324 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1327 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1329 * tree-sra.c (instantiate_missing_elements): Canonicalize
1331 (sra_build_assignment): New.
1332 (generate_copy_inout, generate_element_copy,
1333 generate_element_zero, generate_one_element_init): Use it.
1335 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1337 * tree-sra.c (instantiate_missing_elements): Canonicalize
1339 (sra_build_assignment): New.
1340 (generate_copy_inout, generate_element_copy,
1341 generate_element_zero, generate_one_element_init): Use it.
1343 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1345 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1348 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1350 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1351 types as aggregates not scalars.
1352 * function.c (assign_stack_temp_for_type): Likewise.
1354 2007-02-14 Roger Sayle <roger@eyesopen.com>
1355 Zdenek Dvorak <dvorakz@suse.cz>
1357 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1360 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1362 * passes.c (next_pass_1): Clear the next field of the copied
1365 2007-02-14 Richard Henderson <rth@redhat.com>
1367 * tree-sra.c (early_sra): New.
1368 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1369 (tree_sra_early, pass_sra_early): New.
1370 * tree-pass.h (pass_sra_early): Declare.
1371 * passes.c (init_optimization_passes): Use it.
1373 2007-02-14 Richard Guenther <rguenther@suse.de>
1375 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1377 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1379 PR tree-optimization/30771
1380 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1382 (vect_analyze_operations): Induction phis can now be marked as
1384 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1385 Update documentation accordingly.
1387 2007-02-14 Nick Clifton <nickc@redhat.com>
1389 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1390 most 3 arguments are supported.
1391 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1393 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1395 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1396 Ensure dst->current is valid.
1398 2007-02-13 Paul Brook <paul@codesourcery.com>
1400 * config.gcc: Add arm*-*-uclinux-*eabi.
1401 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1402 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1403 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1404 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1405 (LINK_SPEC): Define.
1407 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1409 * config/arm/uclinux-eabi.h: New file.
1410 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1411 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1414 2007-02-13 Ian Lance Taylor <iant@google.com>
1416 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1417 * flags.h (warn_strict_overflow): Declare.
1418 (enum warn_strict_overflow_code): Define.
1419 (issue_strict_overflow_warning): New static inline function.
1420 * opts.c (warn_strict_overflow): New variable.
1421 (common_handle_option): Handle OPT_Wstrict_overflow and
1422 OPT_Wstrict_overflow_.
1423 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1425 * fold-const.c: Include intl.h.
1426 (fold_deferring_overflow_warnings): New static variable.
1427 (fold_deferred_overflow_warning): New static variable.
1428 (fold_deferred_overflow_code): New static variable.
1429 (fold_defer_overflow_warnings): New function.
1430 (fold_undefer_overflow_warnings): New function.
1431 (fold_undefer_and_ignore_overflow_warnings): New function.
1432 (fold_deferring_overflow_warnings_p): New function.
1433 (fold_overflow_warning): New static function.
1434 (make_range): Add strict_overflow_p parameter. Change all
1436 (extract_muldiv, extract_muldiv_1): Likewise.
1437 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1438 tree_expr_nonnegative_p.
1439 (fold_negate_expr): Call fold_overflow_warning.
1440 (fold_range_test): Likewise.
1441 (fold_comparison): Likewise.
1442 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1443 instead of tree_expr_nonnegative_p.
1444 (tree_expr_nonnegative_warnv_p): Rename from
1445 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1446 (tree_expr_nonnegative_p): New function.
1447 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1448 strict_overflow_p parameter.
1449 (tree_expr_nonzero_p): New function.
1450 * passes.c (verify_interpass_invariants): New static function.
1451 (execute_one_pass): Call it.
1452 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1454 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1455 (estimate_numbers_of_iterations): Likewise.
1456 (scev_probably_wraps_p): Likewise.
1457 * tree-ssa-ccp.c: Include "toplev.h".
1458 (evaluate_stmt): Defer fold overflow warnings until we know we are
1460 (struct fold_stmt_r_data): Add stmt field.
1461 (fold_stmt_r): Defer fold overflow warnings until we know we
1463 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1464 (fold_stmt_inplace): Likewise.
1465 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1466 (cleanup_control_expr_graph): Defer fold overflow warnings until
1467 we know we are going to optimize.
1468 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1469 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1471 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1472 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1473 * tree-ssa-loop-manip.c (create_iv): Likewise.
1474 * c-typeck.c (build_conditional_expr): Likewise.
1475 (build_binary_op): Likewise.
1476 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1477 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1478 (extract_range_from_unary_expr): Likewise.
1479 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1480 assuming that signed overflow does not occur.
1481 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1482 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1483 (fold_defer_overflow_warnings): Declare.
1484 (fold_undefer_overflow_warnings): Declare.
1485 (fold_undefer_and_ignore_overflow_warnings): Declare.
1486 (fold_deferring_overflow_warnings_p): Declare.
1487 (tree_expr_nonzero_warnv_p): Declare.
1488 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1490 (Warning Options): Document -Wstrict-overflow.
1491 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1492 (tree-ssa-ccp.o): Likewise.
1493 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1494 (fold-const.o): Depend on intl.h.
1496 2007-02-13 Ian Lance Taylor <iant@google.com>
1499 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1502 2007-02-13 Stuart Hastings <stuart@apple.com>
1504 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1506 2007-02-13 Richard Henderson <rth@redhat.com>
1508 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1509 handled_component_p before looking for the indirect_ref.
1511 2007-02-13 Richard Henderson <rth@redhat.com>
1513 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1514 remove flags clobber.
1515 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1516 (bswaphi_lowpart): New.
1517 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1518 remove TARGET_BSWAP test. Delete expander of the same name.
1520 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1521 (expand_unop): Use them.
1523 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1525 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1526 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1527 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1528 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1529 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1530 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1531 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1532 assembler dialect choice from asm templates.
1534 2007-02-12 Richard Henderson <rth@redhat.com>
1536 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1537 (fixuns_trunc<SSEMODEF>si2): Use it.
1538 * config/i386/sse.md (vec_setv4sf_0): Export.
1539 * config/i386/i386.c (ix86_build_const_vector): Export.
1540 (ix86_split_convert_uns_si_sse): Rename from
1541 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1542 * config/i386/i386-protos.h: Update.
1544 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1547 * c-typeck.c (c_finish_return): Improve warning message.
1549 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1551 * alias.c (find_symbolic_term): Delete unused function.
1553 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1555 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1556 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1557 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1559 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1561 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1562 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1563 the function, temporarily point the debug interface to the null one.
1565 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1567 * dwarf2out.c (round_up_to_align): New static function.
1568 (field_byte_offset): Use it to round the offset.
1570 2007-02-12 Richard Henderson <rth@redhat.com>
1572 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1573 (inswl_const): Export.
1575 2007-02-12 Richard Henderson <rth@redhat.com>
1577 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1578 result mode of the libcall, convert back to outmode.
1580 2007-02-12 Roger Sayle <roger@eyesopen.com>
1582 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1583 (bswapdi2): New define_expand to implement 32-bit implementation.
1585 2007-02-12 Nick Clifton <nickc@redhat.com>
1587 * doc/invoke.texi (Overall Options): Document --help=.
1588 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1589 (cc1_options): Pass --help= on to cc1.
1590 (display_help): Add description of --help=.
1591 (process_command): Add code to handle --help=. Allow translated
1592 --help and --target-help switches to be passed on to compiler
1594 (main): Remove unused if statement.
1595 * opts.c (columns): Remove.
1596 (LEFT_COLUMN): Define.
1597 (wrap_help): Add columns argument.
1598 (print_filtered_help): Change parameters to be an include bitmask,
1599 an exclude bitmask, an any bitmask and the column width. Move the
1600 code to display the params list here. Add code to display the
1601 status of options rather than their descriptions if the quiet flag
1603 (print_specific_help): Change parameters to be an include bitmask,
1604 an exclude bitmask and an any bitmask. Move code to look up the
1605 column width here. Decide upon the title for an options listing.
1606 (common_handle_options): Add code to handle --help=. Adapt code
1607 for --help and --target-help to use the revised form of the
1608 print_specific_help function.
1609 (print_help): Delete.
1610 (print_param_help): Delete.
1611 (print_switch): Delete.
1612 * opts.h (cl_lang_count): Add prototype.
1613 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1614 CL_MAX_OPTION_CLASS): New defines.
1615 * optc-gen.awk: Add construction of cl_lang_count.
1616 * c.opt: Add Warning attribute to warning options and Optimization
1617 attribute to optimization options.
1618 * common.opt: Likewise.
1620 Add -fhelp and -ftarget-help as aliases for the transformed --help
1621 and --target-help options.
1622 * opt-functions.awk: Add code to handle Warning and Optimization
1625 2007-02-12 Richard Henderson <rth@redhat.com>
1627 * config/alpha/constraints.md: New file.
1628 * config/alpha/alpha.c: Include tm-constrs.h.
1629 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1630 alpha_extra_constraint): Remove.
1631 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1632 * config/alpha/alpha-protos.h: Update.
1633 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1634 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1635 (EXTRA_CONSTRAINT): Remove.
1636 * config/alpha/alpha.md: Include constraints.md.
1637 (adddi splitter): Use satisfies_constraint_*.
1638 * config/alpha/predicates.md (add_operand): Likewise.
1639 (sext_add_operand, addition_operation): Likewise.
1641 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1643 PR tree-optimization/29145
1644 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1645 in our handling of restrict qualified pointers.
1647 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1650 * doc/invoke.texi (Wunused-value): Update description.
1651 (Wextra): Delete item.
1652 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1653 value of Wunused-value.
1654 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1655 (c_finish_stmt_expr): Don't check extra_warnings.
1656 (emit_side_effect_warnings): The caller is responsible to check
1659 2007-02-11 Roger Sayle <roger@eyesopen.com>
1660 Matt Thomas <matt@3am-software.com>
1662 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1664 2007-02-11 Roger Sayle <roger@eyesopen.com>
1666 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1667 comparisons of POPCOUNT against zero.
1668 (simplify_const_relational_operation): Likewise.
1670 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1672 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1674 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1676 * dwarf2out.c (root_type): Delete unused function.
1678 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1680 * genattrtab.c (contained_in_p): Delete unused function.
1681 (write_expr_attr_cache): Likewise.
1683 2007-02-11 Jan Hubicka <jh@suse.cz>
1685 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1688 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1690 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1691 to add the REG_EQ* note.
1692 * see.c (see_merge_one_use_extension): Likewise.
1693 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1694 turn REG_EQUAL notes into REG_EQUIV notes if the target
1695 register may have more than one set.
1696 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1697 * gcse.c (try_replace_reg): Likewise.
1698 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1699 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1700 more than one REG_EQUIV note.
1701 * reload1.c (gen_reload): Use set_unique_reg_note.
1703 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1705 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1706 (ix86_builtin_conversion): New function.
1708 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1711 * tree.h (DECL_REPLACEABLE_P): New macro.
1712 * except.c (set_nothrow_function_flags): Likewise.
1714 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1715 Ira Rosen <irar@il.ibm.com>
1716 Dorit Nuzman <dorit@il.ibm.com>
1718 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1719 * targhooks.c (default_builtin_vectorized_conversion): New.
1720 * targhooks.h (default_builtin_vectorized_function): New declaration.
1721 * target.h (struct vectorize): Add builtin_conversion field.
1722 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1723 stmt_vec_info_type value.
1724 (vectorizable_conversion): New declaration.
1725 * tree-vect-analyze.c (vect_analyze_operations): Add
1726 vectorizable_conversion call.
1727 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1728 * tree-vect-transform.c (vectorizable_conversion): New function.
1729 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1730 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1732 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1733 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1734 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1735 or ALTIVEC_BUILTIN_VCFSX.
1737 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1740 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1741 CONST_DOUBLE and operand 0 is a hard register.
1742 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1743 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1744 is a hard floating-point register.
1746 2007-02-10 Richard Henderson <rth@redhat.com>
1747 Jakub Jelinek <jakub@redhat.com>
1748 Alexandre Oliva <aoliva@redhat.com>
1750 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1751 * builtin-types.def (BT_WORD): Make unsigned.
1752 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1753 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1754 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1755 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1756 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1757 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1759 * expr.c (emutls_var_address): New.
1760 (expand_expr_real_1): Expand emulated tls.
1761 (expand_expr_addr_expr_1): Likewise.
1762 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1763 * output.h (emutls_finish): Declare.
1764 * toplev.c (compile_file): Call it.
1765 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1766 address before wrapping in CONST.
1767 * varasm.c (emutls_htab, emutls_object_type): New.
1768 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1769 (get_emutls_object_name, get_emutls_object_type): New.
1770 (get_emutls_init_templ_addr, emutls_decl): New.
1771 (emutls_common_1, emutls_finish): New.
1772 (assemble_variable): When emulating tls, swap decls; generate
1773 constructor for the emutls objects.
1774 (do_assemble_alias): When emulating tls, swap decl and target name.
1775 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1777 * varpool.c (decide_is_variable_needed): Look at force_output.
1778 Recurse for emulated tls.
1779 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1780 with decide_is_variable_needed.
1781 * emutls.c: New file.
1782 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1783 tls_object for real tls.
1785 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1787 PR rtl-optimization/29599
1788 * reload1.c (eliminate_regs_in_insn): Take the destination
1789 mode into account when computing the offset.
1791 2007-02-09 Stuart Hastings <stuart@apple.com>
1792 Richard Henderson <rth@redhat.com>
1794 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1795 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1796 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1797 fixuns_truncdfhi2): New.
1798 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1799 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1800 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1801 (floatunssidf2): Allow nonimmediate source.
1802 * gcc/config/i386/sse.md (movdi_to_sse): New.
1803 (vec_concatv2di): Drop '*'.
1804 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1805 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1806 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1808 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1809 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1810 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1811 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1812 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1813 ix86_build_const_vector.
1814 (x86_emit_floatuns): Rewrite.
1816 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1818 * genautomata.c (longest_path_length): Delete unused function.
1819 (struct state): Delete unused longest_path_length.
1820 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1821 (get_free_state): Delete unused.
1823 2007-02-09 Jan Hubicka <jh@suse.cz>
1825 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1826 * doc/invoke.texi (inline-unit-growth): Update default value.
1828 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1829 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1830 (rebuild_cgraph_edges): Likewise.
1831 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1832 (dump_cgraph_node): Dump frequencies.
1833 (cgraph_clone_edge): Add frequency scales.
1834 (cgraph_clone_node): Add freuqnecy.
1835 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1836 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1837 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1838 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1839 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1840 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1841 (save_inline_function_body): Likewise.
1842 * ipa-inline.c: inluce rtl.h
1843 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1844 (cgraph_edge_badness): Use frequencies.
1845 (cgraph_decide_recursive_inlining): Update clonning.
1846 (cgraph_decide_inlining_of_small_function): Dump frequency.
1847 * predict.c (estimate_bb_frequencies): Export.
1848 * predict.h (estimate_bb_frequencies): Declare.
1849 * tree-inline.c (copy_bb): Watch overflows.
1850 (expand_call_inline): Update call of cgraph_create_edge.
1851 (optimize_inline_calls): Use TODO flags to update frequnecies.
1852 * passes.h: Include predict.h
1853 (init_optimization_passes): Move profile ahead.
1854 (execute_function_todo): Handle TODO_rebuild_frequencies.
1856 2007-02-09 Roger Sayle <roger@eyesopen.com>
1858 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1859 the insbl or inswl pattern into a register.
1861 2007-02-09 Roger Sayle <roger@eyesopen.com>
1863 * config/ia64/ia64.md (bswapdi2): New define_insn.
1865 2007-02-09 Richard Henderson <rth@redhat.com>
1867 * config/i386/constraints.md (Ym): New constraint.
1868 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1869 (movdi_1_rex64): Split sse and xmm general register moves from
1870 memory move alternatives. Use conditional register constraints.
1871 (movsf_1, movdf_integer): Likewise.
1872 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1873 (movdf_integer_rex64): New.
1874 (pushsf_rex64): Fix output constraints.
1875 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1876 (sse2_stored): Likewise.
1877 (sse2_storeq_rex64): New.
1878 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1879 amd and not generic.
1880 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1881 for optimize_size. Remove SF/DFmode hack.
1883 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1885 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1888 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1889 Richard Sandiford <richard@codesourcery.com>
1891 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1892 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1893 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1894 m68k/t-mlib to tmake_file.
1895 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1896 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1897 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1898 Allow it to be cf or m68k. Set m68k_arch_family. If that
1899 variable is not empty, add t-$m68k_arch_family to tmake_file.
1900 Add t-mlibs to tmake_file.
1901 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1902 * config/m68k/t-cf: New file.
1903 * config/m68k/t-m68k: Likewise.
1904 * config/m68k/t-mlibs: Likewise.
1905 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1906 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1907 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1908 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1909 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1911 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1912 (INSTALL_LIBGCC): Delete.
1913 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1914 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1915 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1916 (M68K_MLIB_CPU): Define.
1917 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1918 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1919 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1921 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1922 Richard Guenther <rguenther@suse.de>
1925 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1926 against INT_MIN/INT_MAX.
1927 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1928 file if a loop is removed.
1930 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1932 * calls.c (store_one_arg): Pass correct alignment to
1933 emit_push_insn for non-BLKmode values.
1934 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1935 unaligned stack slot via a suitably aligned slot.
1937 2007-02-08 DJ Delorie <dj@redhat.com>
1939 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1941 (legal_subregs): Use unsigned char, make const.
1942 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1944 2007-02-08 Paul Brook <paul@codesourcery.com>
1946 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1947 special interworking needed.
1949 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1951 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1952 conditional to __SSE2__.
1953 (Entries below should have been added to first ChangeLog
1954 entry for amdfam10 dated 2007-02-05)
1955 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1957 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1959 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1962 2007-02-08 DJ Delorie <dj@redhat.com>
1964 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1965 * config/m32c/m32c.c (legal_subregs): New.
1966 (m32c_illegal_subreg_p): New.
1967 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1968 unsupported subregs of hard regs.
1970 2007-02-08 Jan Hubicka <jh@suse.cz>
1972 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1973 the same one; always update histograms.
1975 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1977 * passes.c (init_optimization_passes): Tidy comment.
1979 2007-02-08 Roger Sayle <roger@eyesopen.com>
1981 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1982 strip zero_extend, bswap and rotates from POCOUNT's argument.
1983 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1984 zero_extend and rotates from PARITY's argument.
1985 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1986 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1987 of an integer constant at compile-time.
1989 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1992 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
1994 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
1997 * tree-ssa-live.c (remove_unused_locals): Do not remove
1998 TREE_ADDRESSABLE variables.
1999 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2000 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2001 FOR_CLOBBER. Update all users.
2002 If VAR has an associated alias set, add a virtual operand for
2003 it if no alias is found to conflict with the memory reference.
2005 2007-02-07 Jan Hubicka <jh@suse.cz>
2006 Robert Kidd <rkidd@crhc.uiuc.edu>
2008 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2010 2007-02-07 Ian Lance Taylor <iant@google.com>
2012 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2014 2007-02-07 Roger Sayle <roger@eyesopen.com>
2016 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2017 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2018 tablejumpdi, movsi_to_cr_one): Remove constraints from
2019 define_expand's match_operands.
2021 2007-02-07 Roger Sayle <roger@eyesopen.com>
2023 * global.c (compute_regsets): Move declatation of "i" inside of
2024 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2026 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2029 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2030 of INDIRECT_REF <RESULT_DECL>.
2032 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2034 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2035 Kaz Kojima <kkojima@gcc.gnu.org>
2038 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2040 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2042 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2044 * doc/loop.texi: Document possibility not to perform disambiguation
2045 of loops with multiple latches.
2046 * cfgloopmanip.c (alp_enum_p): Removed.
2047 (add_loop): Handle subloops. Use get_loop_body_with_size.
2048 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2049 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2050 the new forwarder block.
2051 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2052 Handle the case latch is NULL.
2053 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2054 when marking loop exits.
2055 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2057 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2058 disambiguate_loops_with_multiple_latches.
2059 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2060 before fix_loop_structure.
2061 * cfgloop.c: Include pointer-set.h and output.h.
2062 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2063 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2064 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2065 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2066 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2067 disambiguate_multiple_latches, get_loop_body_with_size,
2068 disambiguate_loops_with_multiple_latches): New functions.
2069 (flow_loop_dump): Dump multiple latch edges.
2070 (flow_loop_nodes_find): Handle loops with multiple latches.
2071 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2072 (glb_enum_p): Modified.
2073 (get_loop_body): Use get_loop_body_with_size.
2074 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2075 (AVOID_CFG_MODIFICATIONS): New constant.
2076 (disambiguate_loops_with_multiple_latches, add_loop,
2077 get_loop_body_with_size): Declare.
2078 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2080 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2083 * global.c (compute_regsets): New function.
2084 (global_alloc): Refactored ELIMINABLE_REGSET
2085 and NO_GLOBAL_ALLOC_REGS computation out.
2086 (rest_of_handle_global_alloc): Call compute_regsets()
2087 for non-optimizing case.
2089 2007-02-06 Richard Henderson <rth@redhat.com>
2091 * config/i386/constraints.md (Y2): Rename from Y.
2092 (Yi): New constraint.
2093 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2094 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2095 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2096 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2097 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2098 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2099 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2100 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2101 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2102 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2103 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2104 vec_extractv2si_1): Change Y constraints to Y2.
2105 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2106 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2107 Change Y constraints to Y2.
2108 (sse2_loadld): Change Y constraints to x.
2110 2007-02-06 Roger Sayle <roger@eyesopen.com>
2112 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2113 (parity<mode>2): New define_expand using rs6000_emit_parity.
2114 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2115 rs6000_emit_parity): New functions.
2116 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2117 rs6000_emit_parity): Prototype here.
2119 2007-02-06 Ian Lance Taylor <iant@google.com>
2121 * lower-subreg.c (simple_move_operand): Reject CONST.
2122 (resolve_clobber): Call validate_change rather than directly
2123 assigning to XEXP (pat, 0).
2125 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2127 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2128 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2129 (tree-cfg.o): Remove hashtab.h dependency.
2131 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2132 (struct ivopts_data): Change niters to pointer_map_t.
2133 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2134 (niter_for_exit): Create pointer_map on demand. Change for
2136 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2137 (free_loop_data): Destroy data->niters if created and reset field.
2138 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2139 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2141 * tree-ssa-reassoc.c: Include pointer-set.h.
2142 (bb_rank): Change to long *.
2143 (operand_rank): Change to pointer_map_t.
2144 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2145 (insert_operand_rank): Accept long.
2146 (operand_entry_hash, operand_entry_eq): Remove.
2147 (get_rank): Return long. Adjust for changes above.
2148 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2150 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2152 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2153 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2154 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2156 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2157 directly since it cannot be NULL.
2158 (get_vi_for_tree): Rewrite for pointer_map API.
2159 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2160 (init_alias_vars): Create vi_for_tree as pointer_map.
2161 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2163 * tree-cfg.c: Don't include hashtab.h.
2164 (edge_to_cases): Declare as pointer_map.
2165 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2167 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2168 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2169 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2171 (record_switch_edge): Delete.
2172 (get_cases_for_edge): Adjust for pointer_map API, inline
2173 record_switch_edge (rewritten for new API), remove goto.
2175 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2177 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2178 * tree-nested.c: Include pointer-set.h.
2179 (var_map_elt, var_map_eq, var_map_hash): Delete.
2180 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2182 (nesting_info_bitmap_obstack): New.
2183 (lookup_field_for_decl): Adjust for pointer_map API.
2184 (lookup_tramp_for_decl): Adjust for pointer_map API.
2185 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2186 (get_local_debug_decl): Adjust for pointer_map API.
2187 (convert_nl_goto_reference): Adjust for pointer_map API.
2188 (convert_nl_goto_receiver): Adjust for pointer_map API.
2189 (create_nesting_tree): Create outside GGC space. Create bitmap on
2190 the new obstack. Create field_map and var_map as pointer_maps.
2191 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2193 (lower_nested_functions): Move root here, no need to NULL it.
2194 Initialize and release the obstack.
2196 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2198 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2199 Remove prototypes and make them non-static.
2200 (struct tree_int_map): Remove.
2201 * tree.h (struct tree_int_map): Move here, turning TO into an
2203 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2205 * tree.h (TREE_COMPLEXITY): Remove.
2206 (struct tree_exp): Remove complexity field.
2207 * tree.c (build1_stat): Don't set it.
2209 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2210 Victor Kaplansky <victork@il.ibm.com>
2212 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2213 (vect_is_simple_reduction): Support reduction with induction as
2214 one of the operands.
2215 (vect_is_simple_iv_evolution): Fix formatting.
2216 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2217 formatting. Don't mark induction phis for vectorization.
2218 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2219 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2220 (vect_get_vec_def_for_operand): Support induction.
2221 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2223 (vectorizable_reduction): Support reduction with induction as one of
2225 (vectorizable_type_demotion): Use def-type of stmt argument rather
2226 than dummy def-type.
2228 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2229 flag_tree_scev_cprop.
2230 * common.opt (tree-scev-cprop): New flag.
2232 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2233 call to vect_get_new_vect_var.
2235 2007-02-06 Ira Rosen <irar@il.ibm.com>
2237 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2238 vectype is not NULL.
2239 (vect_pattern_recog_1): Likewise.
2241 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2243 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2244 (fold_negate_expr): Likewise.
2246 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2249 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2250 even if cv-qualification is the same.
2252 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2254 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2255 __enable_execute_stack on completion.
2257 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2259 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2260 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2261 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2262 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2263 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2264 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2265 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2266 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2268 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2270 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2271 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2272 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2273 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2274 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2275 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2276 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2277 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2278 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2279 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2280 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2281 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2282 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2283 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2284 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2285 sqrtextenddfxf2_i387): Added amdfam10_decode.
2287 * config/i386/athlon.md (athlon_idirect_amdfam10,
2288 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2289 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2290 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2291 athlon_ivector_store_amdfam10): New define_insn_reservation.
2292 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2295 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2297 * config/i386/athlon.md (athlon_call_amdfam10,
2298 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2299 define_insn_reservation.
2300 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2301 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2302 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2304 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2306 * config/i386/athlon.md (athlon_sseld_amdfam10,
2307 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2308 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2310 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2312 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2313 define_insn_reservation.
2314 * config/i386/i386.md (sseins): Added sseins to define_attr type
2315 and define_attr unit.
2316 * config/i386/sse.md: Set type attribute to sseins for insertq
2319 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2321 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2322 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2323 ssecomi_load_amdfam10, ssecomi_amdfam10,
2324 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2325 define_insn_reservation.
2326 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2328 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2330 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2331 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2332 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2333 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2334 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2335 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2336 define_insn_reservation.
2338 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2339 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2340 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2341 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2342 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2344 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2346 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2347 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2348 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2349 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2350 athlon_ssemul_load_k8): Added amdfam10.
2352 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2354 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2355 (x86_sse_unaligned_move_optimal): New variable.
2357 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2359 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2360 for unaligned vector SSE double/single precision loads for AMDFAM10.
2362 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2364 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2365 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2366 Define TARGET_CPU_DEFAULT_amdfam10.
2367 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2368 (processor_type): Add PROCESSOR_AMDFAM10.
2370 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2371 processor_type in config/i386/i386.h.
2372 Enable imul peepholes for TARGET_AMDFAM10.
2374 * config.gcc: Add support for --with-cpu option for amdfam10.
2376 * config/i386/i386.c (amdfam10_cost): New variable.
2377 (m_AMDFAM10): New macro.
2378 (m_ATHLON_K8_AMDFAM10): New macro.
2379 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2380 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2381 x86_promote_QImode, x86_integer_DFmode_moves,
2382 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2383 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2384 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2385 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2386 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2387 Enable/disable for amdfam10.
2388 (override_options): Add amdfam10_cost to processor_target_table.
2389 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2390 processor_alias_table.
2391 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2392 (ix86_adjust_cost): Add code for amdfam10.
2394 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2396 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2397 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2398 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2399 * config/i386/i386.h: Add builtin definition for SSE4A.
2400 * config/i386/i386.md: Add support for ABM instructions
2402 * config/i386/sse.md: Add support for SSE4A instructions
2403 (movntss, movntsd, extrq, insertq).
2404 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2405 Add -march=amdfam10 flag.
2406 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2407 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2409 * doc/extend.texi: Add documentation for SSE4A builtins.
2411 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2413 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2415 2007-02-05 Richard Guenther <rguenther@suse.de>
2417 * tree-vectorizer.h (vectorizable_function): Add argument type
2418 argument, change return type.
2419 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2420 * tree-vect-transform.c (vectorizable_function): Handle extra
2421 argument, return vectorized function decl.
2422 (build_vectorized_function_call): Remove.
2423 (vectorizable_call): Handle calls with result and argument types
2424 differing. Handle loop vectorization factor correctly.
2425 * targhooks.c (default_builtin_vectorized_function): Adjust for
2427 * targhooks.h (default_builtin_vectorized_function): Likewise.
2428 * target.h (builtin_vectorized_function): Add argument type
2430 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2431 extra argument, allow vectorizing of lrintf.
2432 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2433 documentation of target hook.
2435 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2438 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2439 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2440 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2442 2007-02-05 Roger Sayle <roger@eyesopen.com>
2444 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2445 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2446 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2447 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2448 before canonicalizing sincos to cexpi.
2449 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2451 2007-02-05 Roger Sayle <roger@eyesopen.com>
2453 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2454 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2455 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2457 2007-02-05 Roger Sayle <roger@eyesopen.com>
2459 * mips-tfile.c (initialize_init_file): Correct endianness test.
2461 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2463 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2466 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2468 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2469 saves in a PARALLEL before the register assignments.
2471 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2473 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2474 DWARF_FRAME_RETURN_COLUMN to be a general register.
2475 * dwarf2out.c (init_return_column_size): New function, split from...
2476 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2477 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2478 to be nongeneral registers.
2479 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2481 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2482 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2484 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2486 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2488 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2490 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2491 (remove_path): Use can_remove_branch_p and remove_branch instead
2492 of loop_delete_branch_edge.
2493 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2494 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2495 Update profile using scale_dominated_blocks_in_loop.
2496 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2497 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2498 (can_remove_branch_p, remove_branch): Declare.
2499 * tree-cfg.c (tree_can_remove_branch_p): New function.
2500 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2501 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2502 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2504 2007-02-05 Jan Hubicka <jh@suse.cz>
2507 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2508 nodes in cgraph, don't remove offline copy of the function.
2510 2007-02-04 Jan Hubicka <jh@suse.cz>
2512 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2513 vectors might cause maybe_lookup_element_for_expr to be called
2514 on non-sra-candidate.
2516 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2518 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2519 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2520 spelling conventions.
2522 2007-02-04 Richard Guenther <rguenther@suse.de>
2525 * fold-const.c (try_move_mult_to_index): Make sure to not
2526 overflow one dimension of a multi-dimensional array access.
2528 2007-02-04 Jan Hubicka <jh@suse.cz>
2530 * passes.c (init_optimization_passes): Reindent.
2532 2007-02-04 Jan Hubicka <jh@suse.cz>
2533 Eric Botcazou <ebotcazou@adacore.com>
2535 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2536 (execute_fixup_cfg): Break out the abnormal goto code.
2537 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2538 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2539 (optimize_inline_calls): Call make_nonlocal_label_edges.
2541 2007-02-04 Jan Hubicka <jh@suse.cz>
2543 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2544 true when something was changed.
2545 (rename_ssa_copies): When something was changed, do
2546 TODO_remove_unused_locals.
2547 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2548 add TODO_remove_unused_locals when instruction was removed.
2550 2007-02-04 Jan Hubicka <jh@suse.cz>
2552 * ipa-inline.c (try_inline): Improve debug output; work on already
2554 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2555 call try_inline for already inlined edges too when flattening;
2556 inline also functions that make callee growth but overall unit size
2559 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2561 * config/m32c/bitops.md, config/m32c/jump.md,
2562 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2563 config/m32r/m32r.h, config/m32r/m32r.md,
2564 config/m32r/predicates.md, config/m68hc11/larith.asm,
2565 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2566 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2567 config/mips/mips-protos.h, config/mips/mips.c,
2568 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2569 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2570 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2571 spelling conventions.
2573 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2574 Follow spelling conventions.
2576 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2578 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2579 warn about C++0x compatibility.
2581 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2583 * config/h8300/h8300.c, config/h8300/h8300.h,
2584 config/h8300/h8300.md: Follow spelling conventions.
2586 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2589 * combine.c (try_combine): Do not substitute source operand
2590 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2592 2007-02-03 Jan Hubicka <jh@suse.cz>
2594 PR gcov-profile/30650
2595 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2596 do not divide by zero for never executed counters.
2597 (tree_find_values_to_profile): Fix counters.
2598 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2600 2007-02-03 Ian Lance Taylor <iant@google.com>
2602 * lower-subreg.c (simple_move_operand): New static function,
2603 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2605 (simple_move): Call simple_move_operand.
2606 (find_decomposable_subregs): Add special handling of MEMs.
2607 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2608 meaning of return value. If we see a hard register, test whether
2609 it can store a word_mode value. Change all callers.
2611 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2613 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2614 ftrapv insns and expanders.
2615 (subdi3): Change define_expand operand 1 to arith11_operand, and
2616 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2617 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2618 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2622 * varasm.c (notice_global_symbol): Treat global objects as weak when
2625 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2627 * emit-rtl.c (dconstpi): Delete.
2629 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2630 * real.h (dconstpi): Delete.
2632 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2633 (fold_builtin_hypot): Likewise.
2635 2007-02-03 Tom Tromey <tromey@redhat.com>
2638 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2639 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2641 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2643 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2644 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2645 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2646 config/rs6000/cell.md, config/rs6000/darwin.h,
2647 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2648 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2649 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2650 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2651 typos. Follow spelling conventions.
2652 * doc/invoke.texi: Follow spelling conventions.
2654 2007-02-03 Roger Sayle <roger@eyesopen.com>
2656 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2657 canonicalization transformations that attempt to simplify integer
2658 constant comparisons to become comparisons against zero.
2660 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2662 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2664 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2665 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2667 2007-02-02 Mike Stump <mrs@apple.com>
2669 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2670 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2671 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2672 generate a branch island.
2674 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2676 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2677 (xtensa_legitimate_address_p): New.
2678 (xtensa_legitimize_address): New.
2679 (xtensa_output_addr_const_extra): New.
2680 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2682 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2683 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2684 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2685 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2686 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2687 (xtensa_legitimize_address): New.
2688 (xtensa_output_addr_const_extra): New.
2690 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2692 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2694 2007-02-02 Ian Lance Taylor <iant@google.com>
2696 * expmed.c (expand_divmod): Add comment.
2698 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2700 * emit-rtl.c (renumber_insns): Remove.
2701 * flags.h: Remove the extern for flag_renumber_insns.
2702 * rtl.h: Remove the prototype for renumber_insns.
2703 * toplev.c (flag_renumber_insns): Remove.
2705 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2707 Revert for x86 darwin:
2708 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2710 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2711 code before the following patch under TARGET_MACHO.
2712 (ix86_function_value_regno_p): Likewise.
2714 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2716 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2719 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2722 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2723 general or fp registers. Add comments.
2724 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2726 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2728 * pointer-set.c (insert_aux): Only return insertion slot.
2729 (pointer_set_insert): Adjust.
2730 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2731 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2732 pointer_map_traverse): New.
2733 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2734 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2735 pointer_map_contains, pointer_map_traverse): Declare.
2737 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2740 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2741 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2743 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2745 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2747 (struct _dep): New type.
2748 (dep_t): New typedef.
2749 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2750 (DEP_STATUS): New access macro. The macro with the same name was
2751 renamed to DEP_LINK_STATUS.
2752 (dep_init): Declare function
2754 (struct _dep_link): New type.
2755 (dep_link_t): New typedef.
2756 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2757 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2758 (DEP_LINK_STATUS): New macro.
2759 (debug_dep_links): New debug function.
2761 (struct _deps_list): New type.
2762 (deps_list_t): New typedef.
2763 (DEPS_LIST_FIRST): New access macro.
2764 (FOR_EACH_DEP_LINK): New cycle macro.
2765 (create_deps_list, free_deps_list, delete_deps_list): Declare
2767 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2768 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2769 (copy_deps_list_change_con): Ditto.
2771 (move_dep_link): Declare function.
2773 (struct _dep_node): New type.
2774 (dep_node_t): New typedef.
2775 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2777 (struct haifa_insn_data.back_deps): New field to hold backward
2778 dependencies of the insn.
2779 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2781 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2782 Change its type to deps_list_t.
2783 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2784 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2785 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2787 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2789 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2791 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2793 (dep_cost): Declare.
2795 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2796 (ds_to_dk, dk_to_ds): New functions.
2798 (init_dep_1): New static function.
2799 (init_dep): New function.
2800 (copy_dep): New static function.
2802 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2804 (detach_dep_link): New static function.
2805 (move_dep_link): New function.
2807 (dep_links_consistent_p, dump_dep_links): New static functions.
2808 (debug_dep_links): New debugging function.
2810 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2812 (alloc_deps_list, init_deps_list): New static functions.
2813 (create_deps_list): New function.
2814 (clear_deps_list): New static function.
2815 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2816 (deps_list_consistent_p, dump_deps_list): New static functions.
2817 (debug_deps_list): New function.
2818 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2820 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2822 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2823 use new scheduler dependencies lists.
2824 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2825 (sched_analyze): Ditto. Initialize dependencies lists.
2826 (add_forw_dep, compute_forward_dependences): Update to use new
2827 scheduler dependencies lists.
2829 (init_dependency_caches): Init deps_obstack.
2830 (free_dependency_caches): Free deps_obstack.
2832 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2833 new scheduler dependencies lists.
2834 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2835 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2837 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2838 Update to use new scheduler dependencies lists.
2839 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2840 (debug_dependencies): Ditto.
2841 (schedule_region): Update comments.
2843 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2844 scheduler dependencies lists.
2845 (schedule_ebb): Update comments.
2847 * rtl.def (DEPS_LIST): Remove.
2849 * lists.c (unused_deps_list): Remove.
2850 (free_list): Update assertions.
2852 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2853 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2855 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2856 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2858 * haifa-sched.c (comments): Update.
2859 (insn_cost1): Remove. Inline the code into insn_cost ().
2860 (insn_cost): Update to use new scheduler dependencies lists. Move
2861 processing of the dependency cost to dep_cost ().
2862 (dep_cost): New function. Use it instead of insn_cost () when
2863 evaluating cost of the dependency. Use compatible interface to
2864 interact with the target.
2865 (priority): Update to use new scheduler dependencies lists.
2866 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2867 with greater number of insns that depend on the insn.
2868 (schedule_insn): Update to use new scheduler dependencies lists. Add
2869 code to free backward dependencies lists. Inline and optimize code
2870 from resolve_dep () - see PR28071.
2871 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2872 lists. Update call to targetm.sched.is_costly_dependence hook.
2874 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2875 scheduler dependencies lists.
2877 (resolve_dep): Remove. Move the logic to schedule_insn ().
2878 (init_h_i_d): Initialize dependencies lists.
2880 (process_insn_depend_be_in_spec): Rename to
2881 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2883 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2884 Update to use new scheduler dependencies lists.
2885 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2887 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2888 new scheduler dependencies lists.
2889 (build_intra_loop_deps): Ditto.
2891 * target.h (struct _dep): Declare to use in
2892 gcc_target.sched.is_costly_dependence.
2893 (struct gcc_target.sched.adjust_cost): Fix typo.
2894 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2895 single dep_t parameter instead of an equivalent triad.
2896 (struct gcc_target.sched.adjust_cost_2): Remove.
2898 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2900 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2902 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2904 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2906 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2907 (REG_DEP_TRUE): Document.
2909 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2910 Change signature to correspond to the targetm.sched.adjust_cost hook.
2911 Update use in TARGET_SCHED_ADJUST_COST_2.
2912 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2913 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2914 new scheduler dependencies lists.
2915 (ia64_gen_check): Ditto.
2917 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2920 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2921 signature to correspond to the targetm.sched.is_costly_dependence hook.
2922 (is_costly_group): Update to use new scheduler dependencies lists.
2924 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2925 instead of INSN_COST () macro.
2927 2007-02-01 Ian Lance Taylor <iant@google.com>
2929 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2931 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2933 * pa.md (tp_load): Correct mfctl instruction syntax.
2935 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2937 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2938 altivec_padding_size calculation on AIX. Improve comment, add
2939 assert to verify that it's right.
2941 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2944 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2947 * global.c (global_alloc): Add mising initialization of
2950 2007-02-01 Roger Sayle <roger@eyesopen.com>
2952 * alias.c (init_alias_analysis): Correct whitespace.
2953 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2954 partition_hot_cold_basic_blocks): Likewise.
2955 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2956 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2957 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2958 fold_builtin_snprintf_chk, fold_builtin_printf,
2959 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2960 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2961 * cfgcleanup.c (cleanup_cfg): Likewise.
2962 * cfgexpand.c (tree_expand_cfg): Likewise.
2963 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2964 * function.c (get_next_funcdef_no): Likewise.
2965 * gengtype.c (main): Likewise.
2966 * genmodes.c (main): Likewise.
2967 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2968 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2969 * ifcvt.c (noce_emit_move_insn): Likewise.
2970 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2972 * stor-layout.c (get_best_mode): Likewise.
2973 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2974 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2975 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2976 perform_var_substitution, solve_graph): Likewise.
2977 * tree-vrp.c (vrp_finalize): Likewise.
2979 2007-02-01 Ian Lance Taylor <iant@google.com>
2981 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2982 high part of a paradoxical subreg, return a constant zero.
2984 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2986 * toplev.c (lang_dependent_init): Call init_set_costs.
2987 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2989 2007-02-01 Richard Guenther <rguenther@suse.de>
2992 * fold-const.c (fold_negate_expr): Allow negating a
2993 constant if overflow does not change.
2995 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2997 * doc/c-tree.texi (Expression trees): Improve markup.
2998 * doc/tm.texi (Register Classes, Addressing Modes)
2999 (Floating Point): Fix spacing after abbreviations. Fix some
3002 2007-02-01 Ben Elliston <bje@au.ibm.com>
3004 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3005 * doc/contrib.texi: Likewise.
3006 * doc/install.texi: Likewise.
3008 2007-01-31 Richard Henderson <rth@redhat.com>
3009 Ian Lance Taylor <iant@google.com>
3011 * lower-subreg.c: New file.
3012 * rtl.def (CONCATN): Define.
3013 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3015 * emit-rtl.c (update_reg_offset): New static function, broken out
3016 of gen_rtx_REG_offset.
3017 (gen_rtx_REG_offset): Call update_reg_offset.
3018 (gen_reg_rtx_offset): New function.
3019 * regclass.c: Revert patch of 2006-03-05, restoring
3021 (clear_reg_info_regno): New function.
3022 * dwarf2out.c (concatn_loc_descriptor): New static function.
3023 (loc_descriptor): Handle CONCATN.
3024 * common.opt (fsplit_wide_types): New option.
3025 * opts.c (decode_options): Set flag_split_wide_types when
3027 * timevar.def (TV_LOWER_SUBREG): Define.
3028 * rtl.h (gen_reg_rtx_offset): Declare.
3029 (reg_scan_update): Declare.
3030 * regs.h (clear_reg_info_regno): Declare.
3031 * tree-pass.h (pass_lower_subreg): Declare.
3032 (pass_lower_subreg2): Declare.
3033 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3034 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3036 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3037 * Makefile.in (OBJS-common): Add lower-subreg.o.
3038 (lower-subreg.o): New target.
3040 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3042 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3044 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3047 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3049 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3052 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3054 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3056 * cfgloop.h: Include vec-prim.h.
3057 (enum li_flags): Remove LI_ONLY_OLD.
3058 (loop_iterator): Changed.
3059 (fel_next, fel_init): Iterate over loop tree.
3060 (FOR_EACH_LOOP_BREAK): New macro.
3061 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3063 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3064 * modulo-sched.c (sms_schedule): Ditto.
3065 * tree-vectorizer.c (vectorize_loops): Ditto.
3066 * doc/loop.texi: Update information on loop numbering and behavior of
3067 FOR_EACH_LOOP wrto new loops.
3068 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3069 add_to_evolution_1): Test nestedness of loops instead of comparing
3071 * tree-chrec.c (chrec_fold_plus_poly_poly,
3072 chrec_fold_multiply_poly_poly, chrec_evaluate,
3073 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3074 reset_evolution_in_loop): Ditto.
3075 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3077 2007-01-31 Dirk Mueller <dmueller@suse.de>
3079 * c-common.c (warn_about_parentheses): Separate warning about
3080 un-parenthized sequence of comparison operators from the one
3081 which is supposed to warn about x <= y <= z.
3083 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3085 * optabs.h (enum optab_index): Add new OTI_isinf.
3086 (isinf_optab): Define corresponding macro.
3087 * optabs.c (init_optabs): Initialize isinf_optab.
3088 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3090 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3091 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3093 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3094 expand_builtin_interclass_mathfn.
3095 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3096 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3097 (fxam<mode>2_i387): New insn pattern.
3098 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3099 built-in functions as x87 inline asm.
3101 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3103 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3105 2007-01-30 Eric Christopher <echristo@apple.com>
3107 * config.gcc: Add geode.
3109 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3111 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3112 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3113 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3114 value-prof.c: Fix comment typos.
3116 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3119 * doc/invoke.texi (Wpointer-arith): Document warning.
3121 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3123 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3124 the list of discrepancies from the draft TR.
3126 2007-01-30 Dirk Mueller <dmueller@suse.de>
3129 * doc/invoke.texi (-Wreturn-type): Update description to
3132 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3134 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3136 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3138 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3139 to handle optabs that operate on floating point input argument and
3140 output to integer output.
3141 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3142 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3143 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3144 expand_builtin_interclass_mathfn ().
3145 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3147 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3148 ilogbl built-in functions as x87 intrinsics.
3150 2007-01-30 Richard Guenther <rguenther@suse.de>
3153 * dwarf2out.c (reference_to_unused): Query varpool if the
3154 variable was output.
3156 2007-01-30 Richard Guenther <rguenther@suse.de>
3159 * passes.c (execute_one_pass): Reset in_gimple_form to not
3160 confuse non-unit-at-a-time mode.
3162 2007-01-29 Roger Sayle <roger@eyesopen.com>
3163 Richard Guenther <rguenther@suse.de>
3165 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3166 avoid undefined behaviour on overflow. Use force_fit_type_double
3167 to construct the constant with the specified TREE_OVERFLOW.
3169 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3171 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3172 * config/dfp-bit.h: Ditto.
3174 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3176 * c-decl.c (pop_scope): Replace warnings with call to
3177 warn_for_unused_label.
3178 * c-common.h (warn_for_unused_label): Declare.
3179 * c-common.c (warn_for_unused_label): Define.
3181 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3183 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3186 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3188 * Makefile.in (USER_H): Remove decfloat.h.
3189 * ginclude/decfloat.h: Delete, moving contents to ...
3190 * ginclude/float.h: Add support for decimal floating point,
3191 guarded by __STDC_WANT_DEC_FP__.
3193 2007-01-29 Mike Stump <mrs@apple.com>
3195 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3196 Analysis and Representation to resolve case insensitive conflict.
3197 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3199 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3201 * tree.h (struct tree_memory_tag): Add aliases member.
3202 (MTAG_ALIASES): New macro.
3203 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3204 (add_may_alias): Remove pointer-set. Update for may_aliases being
3206 (mark_aliases_call_clobbered): Update for may_aliases being a
3208 (compute_tag_properties): Ditto.
3209 (create_partition_for): Ditto.
3210 (compute_memory_partitions): Ditto.
3211 (dump_may_aliases_for): Ditto.
3212 (is_aliased_with): Ditto.
3213 (add_may_alias_for_new_tag): Ditto.
3214 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3215 (compute_is_aliased): New function.
3216 (compute_may_aliases): Call compute_is_aliased).
3217 (init_alias_info): Initialize alias_bitmap_obstack.
3218 (union_alias_set_into): New function.
3219 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3220 (have_common_aliases_p): Rewrite to take two bitmaps and use
3222 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3224 (finalize_ref_all_pointers): Update for add_may_alias changes.
3225 (new_type_alias): Ditto.
3226 * tree-flow-inline.h (may_aliases): Return a bitmap.
3227 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3228 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3229 may_aliases being a bitmap.
3230 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3231 may_aliases now returns a bitmap.
3232 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3234 * tree-ssa-operands.c (add_virtual_operand): Update for
3235 may_aliases being a bitmap.
3237 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3239 PR tree-optimization/30630
3240 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3241 variable as changed.
3243 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3246 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3247 expanded only once even if an error occurs.
3249 2007-01-29 Ben Elliston <bje@au.ibm.com>
3251 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3252 (__gcov_average_profiler): Likewise.
3253 (__gcov_ior_profiler): Likewise.
3254 (__gcov_merge_ior): Likewise.
3256 2007-01-28 Jan Hubicka <jh@suse.cz>
3258 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3259 * value-prof.c (stringop_block_profile): Likewise.
3261 2007-01-28 Jan Hubicka <jh@suse.cz>
3263 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3264 variant handling histograms; add wrapper.
3265 (clear_storage_via_libcall): Export.
3266 (emit_block_move_hints): Break out from ...; add histograms.
3267 (emit_block_move): ... this one.
3268 (clear_storage_hints): Break out from ...; add histograms.
3269 (clear_storage): ... this one.
3270 (set_storage_via_memset): Handle histogram.
3271 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3272 (clear_storage_hints, clear_storage_via_libcall): Declare.
3273 (set_storage_via_setmem): Update prototype.
3274 * doc/md.texi (movmem, setmem): Document new arguments.
3276 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3278 (stringop_block_profile): New global function.
3279 (tree_stringops_values_to_profile): Profile block size and alignment.
3280 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3282 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3283 (stringop_block_profile): Declare.
3284 * builtins.c: Include value-prof.h.
3285 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3286 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3287 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3288 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3289 * profile.c (instrument_values): Add new counters.
3290 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3292 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3293 (tree_init_edge_profiler): Build new profilers.
3294 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3295 (pass_tree_profile): Add dump.
3296 (tree_profile_hooks): Update.
3297 * Makefile.in (LIBGCOV): Add new constants.
3298 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3299 __gcov_ior_profiler): New.
3300 * i386.md (movmem/setmem expanders): Add new optional arguments.
3302 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3304 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3306 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3308 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3309 (tree_unswitch_single_loop): Pass eni_size_weights to
3310 tree_num_loop_insns.
3311 * tree-ssa-loop-manip.c: Include tree-inline.h.
3312 (can_unroll_loop_p): Pass eni_size_weights to
3313 tree_num_loop_insns.
3314 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3315 Pass eni_size_weights to estimate_num_insns.
3316 * tree.h (init_inline_once): Export.
3317 * toplev.c (backend_init): Call init_inline_once.
3318 * cgraphunit.c (cgraph_process_new_functions,
3319 cgraph_analyze_function): Pass eni_inlining_weights to
3321 * ipa-inline.c (compute_inline_parameters): Ditto.
3322 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3323 to estimate_num_insns.
3324 (try_unroll_loop_completely): Pass eni_size_weights to
3325 tree_num_loop_insns.
3326 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3327 ot estimate_num_insns.
3328 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3329 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3330 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3331 eni_time_weights): New variables.
3332 (init_inline_once): Initialize them.
3333 (struct eni_data): Mew.
3334 (estimate_num_insns_1, estimate_num_insns): Use weights.
3335 * tree-inline.h (struct eni_weights_d): New.
3336 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3337 (estimate_num_insns): Declaration changed.
3338 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3339 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3340 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3342 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3344 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3345 relations in the conflict function is valid.
3347 2007-01-27 Ian Lance Taylor <iant@google.com>
3349 * common.opt: Add fstrict-overflow.
3350 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3351 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3352 (TYPE_OVERFLOW_UNDEFINED): Define.
3353 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3355 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3356 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3357 (fold_negate_expr): Likewise.
3358 (make_range): Likewise.
3359 (extract_muldiv_1): Likewise.
3360 (maybe_canonicalize_comparison): Likewise.
3361 (fold_comparison): Likewise.
3362 (fold_binary): Likewise.
3363 (tree_expr_nonnegative_p): Likewise.
3364 (tree_expr_nonzero_p): Likewise.
3365 * tree-vrp.c (compare_values): Likewise.
3366 (extract_range_from_binary_expr): Likewise.
3367 (extract_range_from_unary_expr): Likewise.
3368 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3370 (nowrap_type_p): Likewise.
3371 * tree-scalar-evolution.c (simple_iv): Likewise.
3372 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3373 (build_range_check): Likewise.
3374 (extract_muldiv_1): Likewise.
3375 (fold_comparison): Likewise.
3376 * tree-vrp.c (vrp_int_const_binop): Likewise.
3377 (extract_range_from_unary_expr): Likewise.
3378 * convert.c (convert_to_integer): Likewise.
3379 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3380 (fold_comparison): Likewise.
3381 (fold_binary): Likewise.
3382 * optabs.c (optab_for_tree_code): Likewise.
3383 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3384 * simplify-rtx.c (simplify_const_relational_operation): Check
3385 flag_strict_overflow and flag_trapv.
3386 (simplify_const_relational_operation): Likewise.
3387 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3388 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3391 2007-01-27 Roger Sayle <roger@eyesopen.com>
3393 * tree.c (tree_fold_gcd): Delete.
3394 * tree.h (tree_fold_gcd): Remove prototype.
3395 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3396 test whether one constant integer is a multiple of another. Instead
3397 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3398 * fold-const.c (multiple_of_p): We've determined both TOP and
3399 BOTTOM are integer constants so we can call int_const_binop directly
3400 instead of the more generic const_binop.
3402 2007-01-27 Roger Sayle <roger@eyesopen.com>
3404 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3405 1*X check that the constant hasn't overflowed, to preserve the
3407 (round_up): Provide an efficient implementation when rouding-up an
3408 INTEGER_CST to a power-of-two.
3410 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3412 * doc/sourcebuild.texi: Add comma for clarity.
3413 * doc/extend.texi: Fix some typos.
3414 * doc/passes.texi: Likewise.
3415 * doc/cppinternals.texi: Likewise.
3416 * doc/c-tree.texi: Likewise.
3417 * doc/tree-ssa.texi: Likewise.
3418 * doc/install.texi: Likewise.
3420 2007-01-27 Jan Hubicka <jh@suse.cz>
3422 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3423 (pass_sra): Do not require alias information.
3424 * passes.c (init_optimization_passes): Add SRA
3426 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3428 * tracer.c (rest_of_handle_tracer): We already cleaned
3429 up the CFG in tracer() so don't do it here again.
3430 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3431 cleanup_cfg here, either. And don't call renumber_insns.
3433 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3434 and BB_HEAD are in the insn stream here. Instead make sure
3435 that BB_INSN is valid on all insns. Also, do check here that
3436 there are no pending branch predictions...
3437 (rtl_verify_flow_info): ...instead of doing it here. Checks
3438 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3441 2007-01-26 Roger Sayle <roger@eyesopen.com>
3443 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3444 function to simplify/factorize operand order canonicalization.
3445 (ix86_fixup_binary_operands): Reorganize using the above function.
3446 (ix86_binary_operator_ok): Likewise.
3448 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3450 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3451 file scope from optimize_attrs.
3452 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3454 (optimize_attrs): Clear insn_code_values after freeing it.
3456 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3458 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3459 a parts.base assignment.
3461 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3463 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3464 (compute_subscript_distance, initialize_data_dependence_relation,
3465 finalize_ddr_dependent, analyze_ziv_subscript,
3466 analyze_siv_subscript_cst_affine,
3467 compute_overlap_steps_for_affine_univar,
3468 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3469 analyze_siv_subscript, analyze_miv_subscript,
3470 analyze_overlapping_iterations, subscript_dependence_tester_1,
3471 compute_self_dependence, free_dependence_relation): Work
3472 with affine_fn instead of chrecs.
3473 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3474 common_affine_function, affine_function_base,
3475 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3476 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3477 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3478 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3479 (all_chrecs_equal_p): Removed.
3480 * tree-data-ref.h (affine_fn, conflict_function): New types.
3481 (struct subscript): Change type of conflicting_iterations_in_a
3482 and conflicting_iterations_in_b.
3484 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3487 * config/pa/pa.h (TARGET_HPUX_11): New.
3488 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3489 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3491 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3492 Richard Guenther <rguenther@suse.de>
3494 * tree-ssa-structalias.c (solve_graph): Handle case
3495 we merged the variable to another.
3497 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3499 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3502 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3503 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3505 2007-01-25 DJ Delorie <dj@redhat.com>
3507 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3508 allow changes to modes which don't fit in those registers.
3510 * reload1.c (choose_reload_regs): Check for invalid subregs before
3511 computing their locations, not after.
3513 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3516 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3517 save Altivec registers in an eh_return function.
3518 (compute_vrsave_mask): Likewise.
3519 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3520 for saving Altivec registers.
3521 (rs6000_emit_prologue): Don't allocate stack twice in
3522 eh_return function. Correct expected value of altivec_save_offset
3523 when using save_world. Describe save of R0 to stack when using
3524 save_world. Describe stack pointer adjustment when using
3525 save_world. Remove duplicated eh_return parameter register saving.
3526 Update sp_offset variable after save_world.
3527 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3529 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3530 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3533 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3535 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3537 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3540 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3541 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3543 2007-01-25 Richard Guenther <rguenther@suse.de>
3545 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3546 * common.opt (-Wcoverage-mismatch): New warning option.
3547 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3548 if -Wcoverage-mismatch is given.
3550 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3552 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3553 (ipcp_driver): Change to static definition.
3554 Add dumping of the ifunctions.
3555 (constant_val_insert): Remove unused parameter. Support for SSA.
3556 (ipcp_propagate_const): Support for SSA.
3557 (ipcp_profile_bb_print): Print only analyzed nodes.
3558 (ipcp_replace_map_create): Remove support for Fortran constant
3560 * ipa-prop.c (ipa_method_modify_stmt,
3561 ipa_callsite_compute_param): Support for SSA.
3562 * ipa-prop.h (ipcp_driver): Remove declaration.
3563 (IS_VALID_TREE_MAP_INDEX): Add define.
3565 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3567 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3569 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3572 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3573 constant argument to cabs and do it without checking for
3574 -funsafe-math-optimizations.
3576 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3578 * c-common.h (RID_FIRST_CXX0X): New.
3579 (RID_LAST_CXX0X): New.
3580 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3582 * c.opt (Wc++0x-compat): New.
3583 * doc/invoke.texi (-Wc++0x-compat): Document.
3585 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3587 * builtins.c (fold_builtin_carg): New.
3588 (fold_builtin_1): Use it.
3590 2007-01-24 Jan Hubicka <jh@suse.cz>
3592 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3594 * ipa-inline.c (initial_insns, max_insns): Delete.
3595 (compute_max_insns): New function.
3596 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3597 of insns as base for code growth.
3598 (cgraph_decide_inlining): Make initial_insns local; do not compute
3600 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3601 * doc/invoke.texi (inline-unit-growth): Update docs.
3603 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3605 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3606 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3607 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3608 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3609 for CPUs that have PTA_CX16 set.
3612 * gimplify.c (omp_check_private): New function.
3613 (gimplify_scan_omp_clauses): Use it for
3614 firstprivate/lastprivate/reduction.
3617 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3618 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3621 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3622 If lower_lastprivate_clauses emits some statements, append them
3623 to dlist rather than body_p and to body_p append an initializer.
3624 (lower_omp_for): Adjust caller.
3626 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3628 * target.h (globalize_decl_name): New.
3629 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3630 * output.h (default_globalize_decl_name): New.
3631 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3633 (globalize_decl): Ditto.
3634 (default_globalize_decl_name): New.
3635 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3636 (ia64_handle_version_id_attribute): New.
3637 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3638 (ia64_asm_output_external): Use globalize_decl_name instead
3640 * doc/extend.texi (version_id): New pragma.
3641 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3643 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3645 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3646 _uleb128_t and _Unwind_SWord with _sleb128_t.
3647 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3648 uw_frame_state_for, uw_update_context_1): Likewise.
3649 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3650 * unwind-pe.h (read_uleb128, read_sleb128,
3651 read_encoded_value_with_base): Likewise.
3652 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3654 2007-01-24 Richard Guenther <rguenther@suse.de>
3656 * builtins.c (expand_builtin_cexpi): Get the fndecl
3657 for cexp in the correct way.
3659 2007-01-24 Jan Hubicka <jh@suse.cz>
3661 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3663 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3665 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3666 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3667 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3668 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3669 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3670 __SIZEOF_PTRDIFF_T__.
3671 * doc/cpp.texi: Documentation for the new builtin macros added.
3673 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3675 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3676 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3677 instead of operands[2] to avoid access past the end of array.
3679 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3681 * reload1.c (emit_reload_insns): Pass the reload register
3682 for a non-spill output reload through forget_old_reloads_1.
3684 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3686 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3687 _SOFT_DOUBLE if doubles use software floating-point.
3688 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3689 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3690 * config/rs6000/darwin-ldouble.c: Also compile functions for
3691 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3692 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3693 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3694 commented-out long double override.
3695 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3696 * config/rs6000/eabispe.h: Likewise.
3697 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3698 long double for non-SPE.
3699 (rs6000_handle_option): Likewise.
3700 (invalid_e500_subreg): Disallow more subregs involding DImode,
3701 DFmode, TImode or TFmode.
3702 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3704 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3706 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3707 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3709 (rs6000_legitimate_address): Also check for TFmode for E500
3711 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3712 (spe_build_register_parallel): Handle TFmode and TCmode.
3713 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3715 (function_arg): Handle TFmode and TCmode for E500 double.
3716 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3718 (print_operand): Handle TFmode and TImode for %y.
3719 (rs6000_generate_compare): Handle TFmode comparisons for E500
3721 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3722 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3723 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3724 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3725 TFmode for E500 double.
3726 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3727 (floatsidf2): Enable for E500 double.
3728 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3729 (extenddftf2): Change to extenddftf2_fprs.
3730 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3731 depending on TARGET_E500_DOUBLE.
3732 (extendsftf2): Enable for E500 double.
3733 (trunctfdf2): Enable for E500 double.
3734 (trunctfsf2): Change to trunctfsf2_fprs.
3735 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3736 depending on TARGET_E500_DOUBLE.
3737 (floatsitf2): Enable for E500 double.
3738 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3739 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3740 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3741 (negtf2): Change to negtf2_internal.
3742 (negtf2): New expander.
3743 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3744 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3745 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3746 (movdi_internal32): Use rs6000_nonimmediate_operand.
3747 (unnamed splitter): Likewise.
3748 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3749 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3750 (SPE64TF, DITI): New mode macros.
3751 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3754 (frob_<mode>_di_2): New.
3755 (frob_tf_di_8_2): New.
3756 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3758 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3760 (frob_ti_<mode>_8_2): New.
3761 (frob_ti_tf_2): New.
3762 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3763 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3765 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3766 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3767 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3768 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3769 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3770 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3773 2007-01-23 Ian Lance Taylor <iant@google.com>
3775 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3777 (OBJS-archive): Reformat, alphabetize.
3778 (OBJS): Change out_object_file to OBJS-md.
3780 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3782 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3783 JUMP_P and CALL_P predicates where applicable.
3784 * config/i386/i386.c: Ditto.
3785 * config/i386/i386.md: Ditto.
3786 * config/i386/mmx.md: Ditto.
3787 * config/i386/predicates.md: Ditto.
3789 2007-01-22 Andreas Schwab <schwab@suse.de>
3791 * config/m68k/m68k.h: Fix comment.
3793 2007-01-22 Jan Hubicka <jh@suse.cz>
3795 * passes.c (init_optimization_passes): Do not rerun
3796 pass_early_warn_uninitialized.
3798 2007-01-22 Richard Guenther <rguenther@suse.de>
3800 PR tree-optimization/30038
3801 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3803 (execute_cse_sincos_1): Likewise.
3804 (execute_cse_sincos): Likewise.
3805 (gate_cse_sincos): Likewise.
3806 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3807 the cexpi() canonicalization of sincos().
3808 * tree-pass.h (pass_cse_sincos): Declare.
3809 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3811 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3813 PR rtl-optimization/29329
3814 * combine.c (replaced_rhs_insn): Rename to i2mod.
3815 (replaced_rhs_value): Rename to i2mod_new_rhs.
3816 (i2mod_old_rhs): New global variable.
3817 (combine_instructions): Adjust for above change. Save a copy of
3818 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3819 note are substituted in the second instruction.
3820 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3821 ditch the note if it pertains to the second eliminated register
3822 and this register is mentioned in i2mod_old_rhs.
3825 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3827 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3828 the insn to which the note was originally attached.
3830 2007-01-21 Jan Hubicka <jh@suse.cz>
3832 * ipa-inline.c (inlining_mode): Comment, move up.
3833 (cgraph_decide_inlining_incrementally): Do not perform inlining
3834 itself; fix handling of flattening of self recursive functions.
3835 (cgraph_find_cycles): Remove.
3836 (cgraph_flatten_node): Remove.
3837 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3838 (try_inline): New function.
3839 (cgraph_early_inlining): Update call of
3840 cgraph_decide_inlining_incrementally. Apply inlining here.
3841 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3843 2007-01-21 Dirk Mueller <dmueller@suse.de>
3846 * tree-vrp.c (check_array_bounds): do not warn
3847 about ADDR_EXPR's of ARRAY_REF's which are immediately
3848 used in binary expressions.
3850 2007-01-21 Ira Rosen <irar@il.ibm.com>
3852 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3853 read_write_dep and macros for its access.
3854 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3855 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3856 argument, call vect_check_interleaving for every independent pair of
3857 data-refs. Mark loads that access the same memory location as a store
3859 (vect_check_dependences): Remove.
3860 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3861 call, fix the call to vect_analyze_data_ref_dependence.
3862 (vect_analyze_data_ref_access): For statements that access the same
3863 data-ref, check that they are not stores; for loads, check that there
3864 is no store that access the same location.
3866 2007-01-20 Roger Sayle <roger@eyesopen.com>
3867 Joseph Myers <joseph@codesourcery.com>
3869 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3870 (-fdump-rtl-stack): Likewise.
3871 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3872 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3873 (-mpt-fixed): Use @minus{} for minus sign.
3874 (Using Precompiled Headers): Fix under/overfull hbox.
3876 2007-01-20 Jan Hubicka <jh@suse.cz>
3878 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3879 place within annotation.
3881 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3883 * pa.c (output_move_double): Change array size of xoperands to 4.
3885 2007-01-20 Jan Hubicka <jh@suse.cz>
3887 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3890 2007-01-19 Ian Lance Taylor <iant@google.com>
3892 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3893 constant to unsigned HOST_WIDE_INT before negating.
3895 2007-01-19 Ian Lance Taylor <iant@google.com>
3897 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3899 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3900 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3901 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3902 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3903 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3904 (realloc_vdef, realloc_vuse): Change second parameter to
3906 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3908 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3909 unsigned. Change x and lim locals to unsigned.
3910 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3912 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3913 (copy_virtual_operands): Change i and n locals to unsigned.
3915 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3918 * builtins.c (fold_builtin_1): Handle builtin fdim.
3920 2007-01-20 Jan Hubicka <jh@suse.cz>
3922 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3923 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3924 init_alias_heapvars.
3925 (init_alias_heapvars): Initialize only when not already initialized.
3926 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3928 2007-01-19 Roger Sayle <roger@eyesopen.com>
3930 * common.opt (fsigned-zeros): New command line option.
3931 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3932 of flag_unsafe_math_optimizations.
3933 * opts.c (set_fast_math_flags): The -ffast-math command line option
3934 implies -fno-signed-zeros.
3935 (fast_math_flags_set_p): Likewise.
3937 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3938 the documentation of -ffast-math appropriately. Wrap long lines.
3940 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3942 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3943 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3945 2007-01-19 Tomas Bily <tbily@suse.cz>
3947 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3949 (tree_init_ic_make_global_vars): New function
3950 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3951 (tree_gen_ic_profiler): New function
3952 (tree_gen_ic_func_profiler): New function
3953 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3954 (tree_profile_hooks): Added hook for indirec/virtual calls
3955 * value-prof.c (tree_find_values_to_profile): New case for
3957 (tree_values_to_profile): Call for determining indirect/virtual
3959 (tree_indirect_call_to_profile): New function
3960 (tree_ic_transform): New function
3961 (tree_ic): New function
3962 (find_func_by_pid): New function
3963 (init_pid_map): New function
3964 (tree_value_profile_transformations): Added check for
3965 indirect/virtual call transformation
3966 * value-prof.h (enum hist_type): New counter type for
3967 indirect/virtual calls
3968 (profile_hooks): Added new hook for profiling indirect/virtual
3970 * profile.c (instrument_values): New case for indirect/virtual
3972 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3973 (GCOV_COUNTER_V_INDIR): New counter type
3974 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3975 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3977 * cgraph.c: Definition of cgraph_max_pid
3978 (cgraph_create_node): Default init of pid attribute
3979 * cgraph.h: Declaration of cgraph_max_pid
3980 (struct cgraph_node): Added pid attribute
3981 * libgcov.c (__gcov_indirect_call_profiler): New function
3982 (__gcov_one_value_profiler_body): New function
3983 (__gcov_one_value_profiler): Body was moved to
3984 __gcov_one_value_profiler_body and calls it
3986 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
3988 * doc/gty.texi (Options): Document the mark_hook option to GTY.
3989 * gengtype.c (write_types_data, write_func_for_structure,
3990 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
3991 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
3992 (walk_type, write_func_for_structure): Generate the mark_hook if
3995 2007-01-19 Jan Hubicka <jh@suse.cz>
3997 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
3998 'early' argument take inlining mode argument specifying whether to
3999 inline for size/speeed or all functions; add support for flattening;
4001 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4003 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4006 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4007 the name of the declared identifier.
4009 2007-01-19 Dirk Mueller <dmueller@suse.de>
4011 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4012 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4013 duplicate evaluation.
4015 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4017 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4018 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4019 to XFMode, use acosxf2 and truncate result to requested mode.
4020 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4021 (asin<mode>2): Similarly, with asin expanders.
4022 (*fscalexf4_i387): Rename from *fscalexf4.
4023 (expNcorexf3): New expander.
4024 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4025 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4026 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4027 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4028 patterns for SSE math.
4029 (exp10<mode>2): Similarly, with exp10 expanders.
4030 (exp2<mode>2): Similarly, with exp2 expanders.
4031 (expm1<mode>2): Similarly, with expm1 expanders.
4032 (ldexp<mode>3): Similarly, with ldexp expanders.
4033 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4034 Use gen_truncxf<mode>2_i387_noop to truncate result.
4036 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4038 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4039 for ColdFire targets.
4041 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4042 Richard Sandiford <richard@codesourcery.com>
4044 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4045 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4046 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4047 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4048 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4049 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4051 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4053 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4054 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4055 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4056 (*adddi_dilshr32_cf): New pattern.
4057 (adddi3, subdi3): Remove first alternatives.
4059 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4061 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4062 implemented using move.l, do not use its cc result for floating-point
4065 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4067 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4068 from accepting 's' constraints if flag_pic.
4070 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4072 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4073 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4074 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4075 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4077 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4079 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4080 ColdFire alternatives.
4081 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4082 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4083 architectures that support ff1 instruction.
4085 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4086 Julian Brown <julian@codesourcery.com>
4088 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4089 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4090 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4093 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4095 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4097 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4098 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4099 HOST_WIDE_INT instead of an rtx.
4100 (m68k_rtx_costs): Update call accordingly.
4101 (output_move_const_into_data_reg): Likewise. Fix formatting.
4102 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4104 (output_move_simode_const): Update calls after above changes.
4105 Rework to use automatic variables and predicates like MEM_P.
4106 * config/m68k/m68k.md (pushexthisi_const): Update call to
4109 2007-01-19 Dirk Mueller <dmueller@suse.de>
4111 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4114 2007-01-19 Richard Guenther <rguenther@suse.de>
4116 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4117 via cexp in case sincos is not available.
4119 2007-01-19 Richard Guenther <rguenther@suse.de>
4121 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4122 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4123 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4124 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4125 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4126 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4127 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4128 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4130 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4132 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4134 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4135 (atan2xf3): Directly generate RTL pattern.
4136 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4137 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4138 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4139 disable patterns for SSE math.
4140 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4141 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4142 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4143 disable patterns for SSE math.
4145 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4147 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4149 2007-01-18 Roger Sayle <roger@eyesopen.com>
4151 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4152 VIEW_CONVERT_EXPR to the same type as it's operand.
4154 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4156 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4157 configured for long double 128.
4159 2007-01-18 Mike Stump <mrs@apple.com>
4161 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4164 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4166 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4169 2007-01-18 Jan Hubicka <jh@suse.cz>
4171 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4172 greater than NUM_VOP_FREE_BUCKETS.
4174 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4176 * tree-ssa-structalias.c: Update comments.
4177 (ptabitmap_obstack): Removed.
4179 (oldpta_obstack): Ditto.
4180 (stats): Add a few members.
4181 (struct variable_info): Remove node, complex, address_taken, and
4182 indirect_target members. Add oldsolution member.
4183 (new_var_info): Do not initialize removed members.
4184 (constraint_expr_type): Remove INCLUDES.
4185 (constraint_graph): Add size, implicit_preds, rep,
4186 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4187 (FIRST_REF_NODE): New macro.
4188 (LAST_REF_NODE): Ditto.
4189 (FIRST_ADDR_NODE): Ditto.
4190 (find): New function.
4192 (dump_constraint): Do not handle INCLUDES.
4193 (insert_into_complex): Do not insert duplicate constraints.
4194 (condense_varmap_nodes): Renamed and rewritten into ...
4195 (merge_node_constraints): This. Also fix bug in handling of
4196 offseted copy constraints.
4197 (clear_edges_for_node): No longer need to deal with preds at all,
4198 or removing associated preds/succs.
4199 (merge_graph_nodes): Deal with indirect_cycles.
4200 Don't deal with predecessors.
4201 (add_implicit_graph_edge): New function.
4202 (add_pred_graph_edge): Ditto.
4203 (add_graph_edge): Don't deal with predecessors.
4204 (build_constraint_graph): Removed.
4205 (build_pred_graph): New function.
4206 (build_succ_graph): Ditto.
4207 (struct scc_info): Removed in_component. Added roots, dfs, and
4208 node_mapping. Remove visited_index, unification_queue.
4209 (scc_visit): Deal with union-find we do now.
4210 Deal with cycles with REF nodes.
4211 (collapse_nodes): Renamed and rewritten to ...
4212 (unify_nodes): This.
4213 (process_unification_queue): Removed.
4214 (topo_visit): Cleanup
4215 (do_da_constraint): Use find.
4216 (do_sd_constraint): Ditto.
4217 (do_ds_constraint): Ditto.
4218 (do_complex_constraint): Ditto.
4219 (init_scc_info): Update for removed and added members.
4220 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4221 (find_indirect_cycles): This.
4222 (equivalence_class): New variable.
4223 (label_visit): New function.
4224 (perform_variable_substitution): Rewritten.
4225 (free_var_substitution_info): New function.
4226 (find_equivalent_node): Ditto.
4227 (move_complex_constraints): Ditto.
4228 (eliminate_indirect_cycles): Ditto.
4229 (solve_graph): Only propagate changed bits.
4230 Use indirect cycle elimination.
4232 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4233 (tree_id_eq): Renamed to ...
4234 (tree_vi_eq): This. Update for member change
4235 (insert_id_for_tree): Renamed and rewritten to ...
4236 (insert_vi_for_tree): This.
4237 (lookup_id_for_tree): Renamed and rewritten to ...
4238 (lookup_vi_for_tree): This.
4239 (get_id_for_tree): Renamed and rewritten to ...
4240 (get_vi_for_tree): Ditto.
4241 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4242 (process_constraint): Don't handle INCLUDES.
4243 Remove special ADDRESSOF case.
4244 (find_func_aliases): Rewrite to use vi functions instead of id
4246 (create_function_info_for): Ditto.
4247 (create_variable_info_for): Ditto.
4248 (intra_create_variable_infos): Ditto.
4249 (merge_smts_into): Ditto.
4250 (find_what_p_points_to): Ditto.
4251 (init_base_vars): Ditto.
4252 (init_alias_vars): Ditto.
4253 (remove_preds_and_fake_succs): New function.
4254 (dump_sa_points_to_info): Dump new stats.
4255 (dump_solution_for_var): Use find.
4256 (set_used_smts): Fix formatting.
4257 (compute_points_to_sets): Updated for new functions.
4258 (ipa_pta_execute): Ditto.
4260 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4261 Richard Sandiford <richard@codesourcery.com>
4263 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4265 * calls.c (expand_call): If the return value is a PARALLEL,
4266 extract its first member.
4267 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4268 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4269 use FUNCTION_EXTRA_EPILOGUE.
4270 (m68k_function_value): Return a PARALLEL if the return value
4271 is of a pointer type.
4272 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4273 (FUNCTION_EXTRA_EPILOGUE): Remove.
4274 * config/m68k/m68k.md (D0_REG): New constant.
4276 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4278 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4279 output a NOP for empty epilogues.
4281 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4283 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4284 before function. Extend register save check to include all
4285 registers, not just integer ones.
4287 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4289 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4290 (m68k_use_return_insn): ...this.
4291 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4292 * config/m68k/m68k.c (use_return_insn): Rename to...
4293 (m68k_use_return_insn): ...this.
4294 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4297 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4299 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4300 nearest even, fix denormal rounding overflow.
4302 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4304 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4305 f%$smove and f%$move.
4306 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4307 (extendsfdf2_cf): Use fdmove instead of f%&move.
4308 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4309 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4311 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4313 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4316 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4318 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4319 (coldfire_single_format): Declare.
4320 (coldfire_double_format): Likewise.
4321 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4322 of qnan_msb_set to determine the lower bits of a canonical
4324 (encode_ieee_double): Likewise.
4325 (encode_ieee_quad): Likewise.
4326 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4327 (mips_single_format): Likewise.
4328 (ieee_double_format): Likewise.
4329 (mips_double_format): Likewise.
4330 (ieee_extended_motorola_format): Likewise.
4331 (ieee_extended_intel_96_format): Likewise.
4332 (ieee_extended_intel_128_format): Likewise.
4333 (ieee_extended_intel_96_round_53_format): Likewise.
4334 (ibm_extended_format): Likewise.
4335 (mips_extended_format): Likewise.
4336 (ieee_quad_format): Likewise.
4337 (mips_quad_format): Likewise.
4338 (vax_f_format): Likewise.
4339 (vax_d_format): Likewise.
4340 (vax_g_format): Likewise.
4341 (i370_single_format): Likewise.
4342 (i370_double_format): Likewise.
4343 (decimal_single_format): Likewise.
4344 (decimal_double_format): Likewise.
4345 (decimal_quad_format): Likewise.
4346 (c4x_single_format): Likewise.
4347 (c4x_extended_format): Likewise.
4348 (real_internal_format): Likewise.
4349 (coldfire_single_format): New real_format.
4350 (coldfire_double_format): Likewise.
4351 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4352 canonical_nan_lsbs_set.
4353 (pdp11_d_format): Likewise.
4354 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4355 if TARGET_COLDFIRE_CPU.
4357 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4359 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4360 (output_call, m68k_legitimize_call_address): Declare.
4361 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4362 parenthesees. Add support for a 'W' constraint.
4363 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4364 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4365 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4366 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4368 (override_options): Initialize them. Do not set flag_no_function_cse
4369 for TARGET_ID_SHARED_LIBRARY.
4370 (m68k_output_pic_call): Delete.
4371 (m68k_legitimize_call_address): New function.
4372 (print_operand): Remove the %o prefix. Handle the %p prefix.
4373 (output_call): New function.
4374 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4375 target address from the GOT if symbolic jumps are not allowed.
4376 * config/m68k/m68k.md (call, general_operand): Do not set
4377 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4378 Merge separate flag_pic and !flag_pic define_insns into...
4379 (*call, *call_value): ...these new patterns. Match the address
4380 rather than the containing MEM and require it to be a call_operand.
4381 Use output_call to generate the asm template.
4382 * config/m68k/predicates.md (const_call_operand): New predicate.
4383 (call_operand): Likewise.
4385 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4387 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4388 (STACK_GROWS_DOWNWARD): Define to 1.
4389 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4390 comments, emphasizing that these values are only defaults.
4391 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4392 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4394 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4396 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4398 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4399 Richard Sandiford <richard@codesourcery.com>
4401 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4402 (FP_REGNO_P): New macros.
4403 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4404 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4405 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4406 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4408 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4410 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4411 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4413 * config/m68k/t-floatlib: New file, extracting common code from...
4414 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4415 * config/m68k/t-uclinux: Here.
4416 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4417 routines on ColdFire targets.
4419 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4421 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4422 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4423 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4424 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4425 explicitly set MOTOROLA to 1.
4426 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4428 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4429 Nathan Sidwell <nathan@codesourcery.com>
4431 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4432 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4433 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4434 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4435 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4436 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4437 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4438 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4439 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4440 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4441 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4442 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4443 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4444 (DBX_REGISTER_NUMBER): Delete.
4445 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4446 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4447 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4449 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4451 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4452 * config/flat.h: New file.
4453 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4455 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4456 indirect references for -msep-data or -mid-shared-library.
4457 Do not use PC-relative code addresses either.
4458 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4460 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4461 for shared libraries and crt1.o for executables. Use crti.o and
4463 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4464 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4465 Do not add -elf2flt or -shared-lib-id options here.
4466 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4467 Pass -shared-lib-id if -mid-shared-library, taking the library
4468 identifier from -mshared-library-id if given, otherwise
4470 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4471 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4472 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4473 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4474 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4475 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4477 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4478 jump sequence for ISA A and ISA A+.
4479 (PICJUMP): Likewise.
4481 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4483 * config.gcc (m68k-*-uclinux*): Base the port on the common
4484 and m68k GNU/Linux files rather than on the generic ELF ones.
4485 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4486 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4488 2007-01-18 Julian Brown <julian@codesourcery.com>
4489 Richard Sandiford <richard@codesourcery.com>
4491 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4492 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4493 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4495 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4497 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4499 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4501 * doc/install.texi: Document m68k-uclinuxoldabi.
4502 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4503 * config/m68k/uclinux-oldabi.h: New file, copied from
4504 config/m68k/uclinux.h.
4506 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4508 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4509 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4510 (m32r_compute_frame_size): Use unsigned for regno.
4511 (m32r_reload_lr): Use gen_frame_mem.
4513 (m32r_output_function_epilogue): Don't output the function epilogue
4515 (m32r_expand_epilogue): New.
4516 (direct_return): Return false if the function has the interrupt
4518 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4519 * config/m32r/m32r.md (epilogue): New expander.
4520 (return_lr, return_rte): New insns.
4521 (return): Make it expander.
4522 (return_normal): New expander.
4524 2007-01-18 Josh Conner <jconner@apple.com>
4527 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4528 support for UNLE, UNLT, UNGE, and UNGT.
4530 2007-01-18 Jan Hubicka <jh@suse.cz>
4532 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4533 * tree-tailcall (add_virtual_phis): Likewise.
4534 (optimize_tail_call): Return TODOs.
4535 (execute_tail_calls): Return TODOs.
4536 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4537 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4539 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4540 Cleanup cfg using TODO.
4541 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4542 * passes.c (execute_function_todo): When cleanup did something, remove
4544 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4545 (make_edges): Don't cleanup_cfg.
4547 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4549 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4550 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4551 operate on the top of stack.
4552 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4553 register handling of instructions that output to the second
4555 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4556 (move_for_stack_reg): Special-case check for dead destination
4557 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4559 * config/i386/i386.md (UNSPEC_TAN): New constant.
4560 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4561 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4562 to correctly model move of constant 1.0 to top stack slot.
4563 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4564 (unnamed peephole2 pattern): Remove corresponding peephole2
4565 pattern that optimizes tan insn and loading of constant 1.0.
4566 (tanxf2): Use fptanxf4_i387.
4567 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4568 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4569 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4570 disable patterns for SSE math.
4571 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4572 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4574 2007-01-18 Dirk Mueller <dmueller@suse.de>
4575 Richard Guenther <rguenther@suse.de>
4578 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4579 * common.opt (Warray-bounds): Add new warning option.
4580 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4582 * Makefile.in: make tree-vrp.o depend on toplev.h
4583 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4585 (check_array_refs, check_array_bounds, check_array_ref): New.
4587 2007-01-18 Jan Hubicka <jh@suse.cz>
4589 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4590 (execute_ssa_ccp): Return flags conditionally.
4591 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4593 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4595 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4597 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4598 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4600 * Makefile.c (GTFILES): Add cfglayout.h.
4601 * gengtype.c (open_base_files): Likewise.
4602 * cfglayout.c (cfg_layout_function_footer,
4603 cfg_layout_function_header) Reindent to make gengtype happy.
4604 * cfglayout.h (cfg_layout_function_footer,
4605 cfg_layout_function_header): Add GTY(()) marker.
4607 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4609 2007-01-18 Ben Elliston <bje@au.ibm.com>
4611 * genautomata.c (write_automata): Include xstrerror output in the
4612 error message if writing the DFA description file fails.
4614 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4616 * config/mips/mips-protos.h (mips_output_external): Make it
4618 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4619 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4620 (extern_list): Likewise.
4621 (extern_head): Likewise.
4622 (TARGET_ASM_FILE_END): Likewise.
4623 (mips_file_end): Likewise.
4624 (mips_output_external): Rewritten.
4626 2007-01-18 Ben Elliston <bje@au.ibm.com>
4628 * genpreds.c (write_insn_preds_c): Only write out the function
4629 body for regclass_for_constraint if we have register constraints.
4631 2007-01-17 Tom Tromey <tromey@redhat.com>
4633 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4634 * doc/install.texi (Testing): Use sourceware.org.
4635 (Binaries): Likewise.
4636 (Specific): Likewise.
4637 * doc/contrib.texi (Contributors): Use sourceware.org.
4639 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4641 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4642 (AVR_ENHANCED): Rename to ...
4643 (AVR_HAVE_MUL): ... new.
4644 (avr_enhanced_p): Rename to ...
4645 (avr_have_mul_p): ... new.
4646 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4647 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4648 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4649 (avr_have_mul_p): ... new.
4650 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4651 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4652 'avr_enhanced_p' and 'enhanced'.
4653 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4654 AVR_HAVE_MUL instead of AVR_ENHANCED.
4655 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4656 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4657 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4658 instead of AVR_ENHANCED.
4659 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4660 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4661 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4663 2007-01-17 Ian Lance Taylor <iant@google.com>
4665 * vec.h (VEC_reserve_exact): Define.
4666 (vec_gc_p_reserve_exact): Declare.
4667 (vec_gc_o_reserve_exact): Declare.
4668 (vec_heap_p_reserve_exact): Declare.
4669 (vec_heap_o_reserve_exact): Declare.
4670 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4672 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4674 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4675 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4676 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4677 * vec.c (calculate_allocation): Add exact parameter. Change all
4679 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4680 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4681 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4682 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4683 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4684 (vec_heap_p_reserve_exact): New function.
4685 (vec_heap_o_reserve_exact): New function.
4687 2007-01-17 Jan Hubicka <jh@suse.cz>
4689 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4691 2007-01-17 Eric Christopher <echristo@apple.com>
4693 * config.gcc: Support core2 processor.
4695 2007-01-16 Jan Hubicka <jh@suse.cz>
4697 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4698 the names, just unlink the chain so we don't crash on dangling pointers
4701 2007-01-16 Jan Hubicka <jh@suse.cz>
4703 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4704 * tree-pass.h: Reorder to make IPA passes appear toegher.
4705 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4706 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4707 parameters, do not call early inliner.
4708 * ipa-inline.c: Update comments. Include tree-flow.h
4709 (cgraph_decide_inlining): Do not compute inlining parameters.
4710 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4711 be called with function context set up.
4712 (pass_ipa_inline): Remove unreachable functions before pass.
4713 (cgraph_early_inlining): Simplify assuming to be called from the
4715 (pass_early_inline): New pass.
4716 (cgraph_gate_ipa_early_inlining): New gate.
4717 (pass_ipa_early_inline): Turn into simple wrapper.
4718 (compute_inline_parameters): New function.
4719 (gate_inline_passes): New gate.
4720 (pass_inline_parameters): New pass.
4721 (apply_inline): Move here from tree-optimize.c
4722 (pass_apply_inline): New pass.
4723 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4725 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4727 (tree_function_versioning): Do not allocate dummy struct function.
4728 * tree-inline.h (optimize_inline_calls): Update prototype.
4729 * tree-optimize.c (execute_fixup_cfg): Export.
4730 (pass_fixup_cfg): Remove
4731 (tree_rest_of_compilation): Do not apply inlines.
4732 * tree-flow.h (execute_fixup_cfg): Declare.
4733 * Makefile.in (gt-passes.c): New.
4734 * passes.c: Include gt-passes.h
4735 (init_optimization_passes): New passes.
4736 (nnodes, order): New static vars.
4737 (do_per_function_toporder): New function.
4738 (execute_one_pass): Dump current pass here.
4739 (execute_ipa_pass_list): Don't dump current pass here.
4741 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4743 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4744 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4746 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4748 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4749 (strong_alias): Define.
4750 (__gcc_qmul): Provide non-FMA for soft-float.
4756 (__gcc_qunord): New.
4766 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4767 soft-float functions.
4768 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4769 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4770 about long double soft float.
4772 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4773 Tehila Meyzels <tehila@il.ibm.com>
4775 * tree-vectorizer.h (is_pattern_stmt_p): New.
4776 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4777 formatting (tabs instead of spaces). Cleanup and clarify setting
4778 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4779 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4780 (vectorizable_type_demotion): Check that types are integral.
4781 (vectorizable_type_promotion): Likewise.
4782 (vectorizable_store): Fix typo. Eliminate new-line at end of
4785 2007-01-16 Jan Hubicka <jh@suse.cz>
4787 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4790 2007-01-15 Eric Christopher <echristo@apple.com>
4792 * ifcvt.c: Include vec.h, vecprim.h.
4793 (check_cond_move_block): New argument regs.
4794 Reorganize. Add registers used to regs.
4795 (cond_move_process_if_block): Use regs set above as
4798 2007-01-15 Eric Christopher <echristo@apple.com>
4800 * config/darwin.h: Update copyright.
4801 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4802 (LINK_COMMAND_SPEC): Add -u.
4803 (LINK_SPEC): Fix umbrella for above.
4805 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4807 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4810 2007-01-15 Tom Tromey <tromey@redhat.com>
4812 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4813 * doc/install.texi (Testing): Don't mention jacks.
4814 (Configuration): Document --enable-java-maintainer-mode. Move
4815 --with-java-home to libgcj-specific section. Document
4817 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4819 2007-01-15 Jan Hubicka <jh@suse.cz>
4821 * tree-ssa-dce.c (DCE_TODOs): New.
4822 (propagate_necessity): Return if something changed.
4823 (eliminate_unnecessary_stmts): Likewise.
4824 (perform_tree_ssa_dce): Return TODO flags when needed.
4825 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4827 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4829 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4830 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4831 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4832 patterns using X87MODEF12 mode macro. Extend operand 1
4833 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4834 (log10<mode>2): Ditto.
4835 (log2<mode>2): Ditto.
4836 (log1p<mode>2): Ditto.
4837 (logb<mode>2): Ditto.
4838 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4839 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4840 (*fxtractxf3_i387): Rename from *fxtractxf3.
4841 (fxtract_extend<mode>xf3_i387): New insn pattern.
4842 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4843 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4844 and gen_fyl2xxf3_i387().
4846 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4848 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4849 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4850 get_loop_exit_edges. Changed return type to bool.
4851 * cfgloop.h (fix_loop_placement): Declaration removed.
4853 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4855 * param.h (MIN_VECT_LOOP_BOUND): New.
4856 * params.def (MIN_VECT_LOOP_BOUND): New.
4857 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4858 argument - minimum threshold for number of iterations.
4859 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4860 argument to declaration.
4861 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4862 MIN_VECT_LOOP_BOUND.
4863 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4864 slpeel_tree_peel_loop_to_edge with additional argument.
4865 (vect_do_peeling_for_alignment): Likewise.
4866 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4868 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4871 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4874 2007-01-14 Jan Hubicka <jh@suse.cz>
4876 * tree-dfa.c (remove_referenced_var): New function.
4877 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4878 prune referenced vars list too.
4879 * tree-flow.h (remove_referenced_var): Declare.
4881 2007-01-14 Jan Hubicka <jh@suse.cz>
4883 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4885 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4886 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4887 * except.h (verify_eh_throw_table_statements): Kill prototype.
4888 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4889 into call exrepssions.
4890 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4892 * tree-cfg.c: Include pointer-set.h.
4893 (verify_node_sharing): Work on pointer set.
4894 (verify_eh_throw_stmt_node): New.
4895 (verify_stmts): Use pointers sets, verify throw_stmt.
4897 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4899 * ipa-reference.c (analyze_function): Consider also addresses taken
4902 2007-01-12 Roger Sayle <roger@eyesopen.com>
4904 * c-typeck.c (null_pointer_constant_p): Replace use of
4905 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4906 (build_c_cast): Likewise.
4908 2007-01-12 Roger Sayle <roger@eyesopen.com>
4910 * tree.h (force_fit_type_double): Remove unused final argument.
4911 * c-common.c (constant_expression_warning): Replace use of
4912 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4913 (convert_and_check): Likewise.
4914 (shorten_compare): Update call to force_fit_type_double.
4915 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4916 * convert.c (convert_to_pointer): Update call to
4917 force_fit_type_double.
4918 * fold-const.c (force_fit_type_double): Remove overflowed_const
4920 (int_const_binop, fold_convert_const_int_from_int,
4921 fold_convert_const_int_from_real, fold_div_compare,
4922 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4923 fold_abs_const, fold_not_const): Remove the final argument from
4924 calls to force_fit_type_double.
4926 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4928 * configure.ac: Set insn to "nop" for spu-*-* also.
4929 * configure: Regenerate.
4931 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4933 * builtins.def : Add BUILT_IN_FREE.
4935 2007-01-12 Jan Hubicka <jh@suse.cz>
4937 PR tree-optimization/30443
4938 * tree-inline.c (tree_function_versioning): Do not optimize when
4939 cloning for inlining.
4941 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4943 * doc/loop.texi: Document recording of loop exits.
4944 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4945 (update_single_exits_after_duplication,
4946 update_single_exit_for_duplicated_loop,
4947 update_single_exit_for_duplicated_loops): Removed.
4948 (duplicate_loop_to_header_edge): Do not call
4949 update_single_exits_after_duplication and
4950 update_single_exit_for_duplicated_loops.
4951 (loop_version): Do not update single_exit information.
4952 (fix_loop_structure): Use record_loop_exits instead of
4953 mark_single_exit_loops.
4954 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4955 the lists of loop exits.
4956 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4957 split_edge, merge_blocks): Update the lists of loop exits.
4958 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4959 loop_optimizer_init.
4960 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4961 of mark_single_exit_loops.
4962 (loop_optimizer_finalize): Call release_recorded_exits.
4963 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4964 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4965 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4966 update single exit information.
4967 * lambda-code.c (perfect_nestify): Ditto.
4968 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4969 (mark_single_exit_loops): Removed.
4970 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4971 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4972 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4974 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4975 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4976 (verify_loop_structure): Verify consistency of the exit lists.
4977 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4978 (set_single_exit): Removed.
4979 * cfgloop.h (struct loop_exit): New function.
4980 (struct loop): single_exit_ field replaced by exits field.
4981 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4982 (struct loops): Added exits hash.
4983 (mark_single_exit_loops, set_single_exit): Declaration removed.
4984 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4986 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4988 * doc/invoke.texi: Avoid use of @headitem.
4990 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4992 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
4994 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4996 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
4999 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5000 Richard Sandiford <richard@codesourcery.com>
5002 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5003 * config/m68k/m68k.opt: Resort options.
5004 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5006 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5007 Richard Sandiford <richard@codesourcery.com>
5009 * doc/invoke.texi: Document the macros that are defined by
5010 m68k's -mtune and -mhard-float options.
5011 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5012 (m68k_cpp_cpu_family): Likewise.
5013 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5014 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5015 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5016 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5017 (m68k_cpp_cpu_family): Likewise.
5019 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5021 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5022 macros besides mc68000 as tuning macros. Use a switch statement
5023 to set them and mcpu32.
5025 2007-01-12 Julian Brown <julian@codesourcery.com>
5027 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5028 (TARGET_68040_ONLY): Rename to...
5029 (TARGET_68040): ...this.
5030 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5031 * config/m68k/m68k.md: Likewise.
5033 2007-01-12 Julian Brown <julian@codesourcery.com>
5034 Nathan Sidwell <nathan@codesourcery.com>
5035 Richard Sandiford <richard@codesourcery.com>
5037 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5038 the -mcpu= argument associated with the --with-cpu setting.
5039 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5040 if different from the one implied by the -mcpu setting.
5041 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5042 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5043 * doc/invoke.texi: Mention ColdFire in the introduction to the
5044 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5045 -mno-div and -mhard-float options. Make -m68881 a synonym for
5046 -mhard-float. Document the previously-undocumented -m5206e,
5047 -m528x, -m5307 and -m5407 options. Tweak the existing option
5048 documentation for consistency.
5049 * doc/install.texi: Mention new --with-cpu arguments.
5050 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5051 default CPU if neither -mcpu nor -march are specified.
5052 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5053 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5054 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5055 using m68k_tune to decide between families that implement the
5056 same ISA. Use m68k_tune to set __mcfv4e__.
5057 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5058 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5059 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5060 (FL_ISA_C, FL_ISA_MMU): New macros.
5061 (MASK_COLDFIRE): Delete.
5062 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5063 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5064 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5065 (TARGET_HARD_FLOAT): Do not define here.
5066 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5067 (TUNE_68000): New macro.
5068 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5069 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5070 (TUNE_CFV2): Redefine in terms of m68k_tune.
5071 (uarch_type, target_device, fpu_type): New enums.
5072 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5073 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5074 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5075 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5076 (FL_FOR_isa_c): New macros.
5077 (m68k_isa): New enum.
5078 (m68k_target_selection): New structure.
5079 (all_devices, all_isas, all_microarchs): New tables.
5080 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5081 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5082 (MASK_ALL_CPU_BITS): Delete.
5083 (m68k_find_selection): New function.
5084 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5085 Map the legacy target options to a combination of the new ones.
5086 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5087 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5088 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5090 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5091 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5093 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5094 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5095 * config/m68k/m68k-devices.def: New file.
5097 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5098 Nathan Sidwell <nathan@codesourcery.com>
5100 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5101 (SUBTARGET_EXTRA_SPECS): New macros.
5102 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5103 use %(asm_cpu_spec) instead.
5104 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5105 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5106 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5107 (EXTRA_SPECS): Rename to...
5108 (SUBTARGET_EXTRA_SPECS): ...this.
5110 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5111 Richard Sandiford <richard@codesourcery.com>
5112 Julian Brown <julian@codesourcery.com>
5114 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5115 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5116 to the configuration's default CPU.
5117 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5118 Remove default masks.
5119 (m680[012]0-*-*): Set the default with_cpu to the first part of
5121 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5122 (m68k*-*-linux): Extend the --with-cpu handling to...
5123 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5124 and m68010. Don't set target_cpu_default2.
5125 * doc/install.texi: Document --with-cpu for m68k.
5126 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5127 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5128 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5129 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5130 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5131 (ASM_SPEC): Remove use of %(asm_cpu_default).
5132 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5133 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5134 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5135 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5136 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5137 (TARGET_DEFAULT): Delete.
5138 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5139 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5140 (CPP_CPU_SPEC): Delete.
5141 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5142 the appropriate string.
5143 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5144 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5145 (ASM_SPEC): Don't use %(asm_default_spec).
5146 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5147 TARGET_DEFAULT and add MASK_68881.
5148 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5150 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5152 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5153 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5154 MASK_68010 alongside MASK_68020.
5155 * doc/invoke.texi: Document -m68010.
5156 * config/m68k/m68k.opt (m68010): New.
5157 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5159 (TUNE_68010): New macro.
5160 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5161 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5162 (M68K_CPU_m68332): Add MASK_68010.
5163 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5164 fallback definition.
5165 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5167 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5168 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5169 to all entries that use MASK_68020.
5170 (output_move_simode_const, output_move_himode, output_move_qimode)
5171 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5172 instead of TARGET_68020 to select clr behavior. Remove comment
5173 about there being no TARGET_68010.
5174 * config/m68k/m68k.md: Likewise throughout.
5176 2007-01-12 Julian Brown <julian@codesourcery.com>
5178 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5179 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5180 * config/m68k/m68k.md: Likewise.
5182 2007-01-12 Julian Brown <julian@codesourcery.com>
5184 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5185 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5187 2007-01-12 Julian Brown <julian@codesourcery.com>
5189 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5190 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5191 * config/m68k/m68k.md: Likewise.
5193 2007-01-12 Julian Brown <julian@codesourcery.com>
5194 Richard Sandiford <richard@codesourcery.com>
5196 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5197 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5198 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5200 (TARGET_CPU32): Rename to...
5201 (TUNE_CPU32): ...this.
5202 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5203 (TUNE_CFV2): New macros.
5204 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5205 remove conditions that are implied by TARGET_68020.
5206 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5207 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5208 (m68k_output_function_epilogue): Likewise.
5209 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5210 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5211 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5212 non-68000 timings. Refactor multiplication and division costs.
5213 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5214 TUNE_CPU32 instead of TARGET_CPU32.
5215 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5216 and TUNE_68060 instead of TARGET_68060.
5217 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5218 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5220 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5221 && !TARGET_COLDFIRE" to choose between moveq and clr.
5222 Likewise in the unnamed movsf pattern.
5223 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5224 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5227 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5229 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5230 of tabbing before backslashes.
5232 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5234 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5235 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5236 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5238 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5240 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5241 find_interesting_uses_cond.
5242 (find_interesting_uses_cond): Use extract_cond_operands.
5243 (rewrite_use_compare): Use extract_cond_operands and
5244 force_gimple_operand_bsi. Do not call update_stmt.
5245 (determine_use_iv_cost_condition): Use extract_cond_operands.
5246 Return cheaper of using original bound and changing the exit bound.
5248 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5250 PR tree-optimization/29516
5251 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5252 most_expensive_mult_to_index, addr_to_parts,
5253 create_mem_ref, maybe_fold_tmr): Make the type of
5254 fields of TARGET_MEM_REF sizetype.
5255 (move_fixed_address_to_symbol, move_pointer_to_base):
5257 * tree.def (TARGET_MEM_REF): Add comment on types of
5260 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5262 * c-common.c (vector_types_convertible_p): Treat opaque types as
5263 always convertible if they have the same size, but not otherwise.
5265 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5267 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5268 Remove the b_unconditional field.
5269 (noce_try_sign_mask): Do not look at b_unconditional.
5270 (noce_process_if_block): Do not use merge_if_blocks. Update
5271 the CFG here. Do not set b_unconditional.
5272 (cond_move_process_if_block): Likewise.
5273 (find_cond_trap): Likewise.
5274 (check_cond_move_block): Require simple jump insns at the end
5277 2007-01-11 Jan Hubicka <jh@suse.cz>
5279 PR tree-optimization/1046
5280 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5281 when alias info is not ready.
5282 (pass_tail_recursion): Do not require aliasing.
5283 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5284 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5285 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5286 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5287 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5288 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5289 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5291 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5292 When aliasing is not build, mark statement as volatile.
5294 2007-01-11 Tom Tromey <tromey@redhat.com>
5296 PR preprocessor/15185, PR preprocessor/20989:
5297 * doc/cppopts.texi <-MT>: Update description of algorithm for
5298 computing default target.
5299 <-M, -MD>: Reword "basename" text.
5301 2007-01-11 Roger Sayle <roger@eyesopen.com>
5303 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5304 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5305 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5306 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5307 fold_builtin_bswap, real_constp, fold_builtin_pow,
5308 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5309 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5310 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5311 * convert.c (convert_to_pointer): Likewise.
5312 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5313 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5314 const_binop, fold_convert_const_int_from_int,
5315 fold_convert_const_int_from_real,
5316 fold_convert_const_real_from_real, sign_bit_p,
5317 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5318 fold_sign_changed_comparison, fold_unary, fold_comparison,
5319 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5320 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5321 * print-tree.c (print_node_brief, print_node): Likewise.
5322 * stor-layout.c (place_field, layout_type): Likewise.
5323 * tree-chrec.c (keep_cast): Likewise.
5324 * tree.c (build_vector, build_real, build_real_from_int_cst,
5325 build_complex): Likewise.
5327 2007-01-11 Roger Sayle <roger@eyesopen.com>
5329 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5330 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5332 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5334 * configure.ac (strict1_warn): Rename to strict_warn.
5335 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5336 cc_set_by_configure, quoted_cc_set_by_configure,
5337 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5338 all_boot_languages, all_stagestuff): Remove.
5339 (target_list): Remove bootstrap targets.
5340 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5341 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5342 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5343 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5344 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5345 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5346 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5347 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5348 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5349 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5350 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5351 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5352 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5353 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5354 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5355 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5356 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5357 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5358 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5359 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5360 (mostlyclean): Adjust.
5361 (clean, distclean): Don't mention bootstrap stuff.
5362 * configure: Regenerate.
5363 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5364 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5365 treelang/config-lang.in (stagestuff): Remove.
5366 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5367 stageprofile, stagefeedback, stagestuff): Remove mention.
5369 2007-01-11 Nick Clifton <nickc@redhat.com>
5371 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5373 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5374 (mcore_arith_K_S_operand): Run the test for the S constraint not
5375 the test for the M constraint.
5376 (mcore_addsub_operand): Do not accept integer values that are
5377 larger than 32 bits.
5378 * config/mcore/mcore.md: Remove unused constraints from split.
5379 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5381 (allocate_stack): Likewise.
5382 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5383 operands to 32 bits.
5384 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5386 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5387 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5388 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5389 mcore_output_bclri, mcore_output_andn, output_inline_const,
5390 mcore_output_move, mcore_output_movedouble): Likewise.
5391 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5392 (output_inline_const): Likewise.
5393 (output_inline_const): Fix format strings used in sprintf
5395 * config/mcore/mcore-protos.h: Update prototypes for changed
5396 functions in mcore.c.
5397 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5398 HOST_WIDE_INT and not int.
5399 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5400 CONST_OK_FOR_N): Likewise.
5401 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5402 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5405 2007-01-10 Jan Hubicka <jh@suse.cz>
5407 * tree-vrp.c (remove_range_assertions): Release defs.
5408 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5409 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5411 2007-01-10 Paul Brook <paul@codesourcery.com>
5413 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5414 * config/arm/arm.md (mulsi3subsi): New insn.
5416 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5418 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5419 (tree_transform_and_unroll_loop): New.
5420 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5423 2007-01-10 Robert Kennedy <jimbob@google.com>
5425 * fold-const.c (fold_comparison): Fold comparisons like (x *
5426 1000 < 0) to (x < 0).
5428 2007-01-10 Ian Lance Taylor <iant@google.com>
5430 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5431 operands have the same priority.
5433 2007-01-10 Tom Tromey <tromey@redhat.com>
5435 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5436 (fold_binary): Likewise.
5437 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5438 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5439 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5440 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5441 * langhooks.h (struct lang_hooks): Removed field
5442 'can_use_bit_fields_p'.
5444 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5446 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5448 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5450 * function.c (get_last_funcdef_no): New function.
5451 * function.h (get_last_funcdef_no): Declare.
5452 * tree-inline.c (initialize_cfun): Add initialization.
5453 (tree_function_versioning): Cleanup.
5455 2007-01-10 Jan Hubicka <jh@suse.cz>
5457 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5460 2007-01-10 Sa Liu <saliu@de.ibm.com>
5461 Ben Elliston <bje@au.ibm.com>
5463 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5464 for SAVE_NONLOCAL and Pmode for any other save level.
5465 * spu-protos.h (spu_restore_stack_block): Declare.
5466 * spu.md (save_stack_block): Remove.
5467 (restore_stack_block): Call spu_restore_stack_block.
5468 * spu.c (spu_restore_stack_block): New function.
5469 (spu_expand_epilogue): Remove old comment.
5471 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5473 PR tree-optimization/30322
5474 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5475 (cand_value_at): Return the value as aff_tree.
5476 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5477 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5478 aff_combination_mult): New functions.
5479 (aff_combination_add): Use aff_combination_add_cst.
5480 (aff_combination_convert): Allow conversions to a wider type.
5481 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5482 * tree-affine.h (aff_combination_mult): Declare.
5484 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5486 * doc/tm.texi: Update documentation to reflect reality of exec
5487 and start file search behaviours. Update copyright year.
5488 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5489 header file directories.
5491 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5493 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5494 (*cosxf2): Rename to cosxf2_i387.
5495 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5496 using X87MODEF12 mode macro. Rename patterns to
5497 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5499 (*cosdf2, *cossf2): Ditto.
5500 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5501 to match extended input operands.
5502 (sincos<mode>3): New expander.
5503 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5504 insn patterns and corresponding splitters.
5506 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5508 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5509 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5511 2007-01-09 Nicolas Pitre <nico@cam.org>
5514 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5516 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5518 * target.h (struct gcc_target): New field library_rtti_comdat.
5519 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5520 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5521 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5522 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5524 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5526 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5528 2007-01-08 Richard Guenther <rguenther@suse.de>
5530 * tree.h (force_fit_type_double): Export.
5531 (force_fit_type): Remove.
5532 * fold-const.c (force_fit_type_double): New function.
5533 (force_fit_type): Remove.
5534 (int_const_binop): Use it.
5535 (fold_convert_const_int_from_int): Likewise.
5536 (fold_convert_const_int_from_real): Likewise.
5537 (fold_div_compare): Likewise.
5538 (fold_sign_changed_comparison): Likewise.
5539 (fold_unary): Likewise.
5540 (fold_negate_const): Likewise.
5541 (fold_abs_const): Likewise.
5542 (fold_not_const): Likewise.
5543 * c-common.c (shorten_compare): Use force_fit_type_double.
5544 * convert.c (convert_to_pointer): Likewise.
5546 2007-01-08 Richard Guenther <rguenther@suse.de>
5548 * tree.h (build_int_cst_wide_type): Export.
5549 * tree.c (build_int_cst_wide_type): New function.
5550 (build_int_cst_wide): Fix comment.
5551 * builtins.c (fold_builtin_object_size): Use build_int_cst
5552 to build -1 or 0 of the correct type. Use fit_double_type
5553 to check for overflow.
5554 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5556 (decode_field_reference): Likewise.
5557 (all_ones_mask_p): Likewise.
5558 (native_interpret_int): Use build_int_cst_wide_type.
5559 (fold_binary): Use build_int_cst_type to build an all-ones
5561 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5563 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5565 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5567 2007-01-09 Ben Elliston <bje@au.ibm.com>
5569 * genautomata.c (STATS_OPTION): New option.
5570 (stats_flag): New flag.
5571 (gen_automata_option): Handle it.
5572 (initiate_automaton_gen): Ditto.
5573 (write_automata): Output statistics only if stats_flag is
5574 set. Likewise, output time statistics only if time_flag is set.
5575 * doc/md.texi (Processor pipeline description): Document new flag.
5577 2007-01-08 Richard Guenther <rguenther@suse.de>
5579 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5580 * tree.c (build_int_cst_type): Likewise.
5581 (size_in_bytes): Don't call force_fit_type on the result.
5582 (int_fits_type_p): Use fit_double_type.
5583 * fold-const.c (fit_double_type): New function.
5584 (force_fit_type): Use it.
5585 * tree.h (fit_double_type): Export.
5587 2007-01-08 Jan Hubicka <jh@suse.cz>
5589 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5590 * ipa.c (function_and_variable_visibility): Fix return type.
5592 2007-01-08 Richard Guenther <rguenther@suse.de>
5594 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5595 of offset to build the index.
5596 * tree-pretty-print.c (dump_generic_node): Don't build negated
5597 const just for printing.
5598 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5599 * builtins.c (fold_builtin_int_roundingfn): Check if result
5600 fits the type by using force_fit_type and comparing the result.
5601 * predict.c (predict_loops): Use compare_tree_int for comparison.
5602 * tree.c (build_int_cst): Fall back to integer_type_node for
5604 (build_int_cst_wide): Assert type is non-null.
5606 2007-01-08 Roberto Costa <roberto.costa@st.com>
5608 * tree-vrp.c (extract_range_from_cond_expr): New.
5609 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5610 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5612 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5613 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5614 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5615 used as expressions.
5616 * tree-object-size.c (cond_expr_object_size): New.
5617 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5619 2007-01-08 Jan Hubicka <jh@suse.cz>
5621 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5622 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5625 2007-01-08 Richard Guenther <rguenther@suse.de>
5627 PR tree-optimization/23603
5628 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5629 (extract_range_from_binary): Fall back to truthvalue instead of
5630 varying for TRUTH_*_EXPR.
5631 (extract_range_from_comparison): Fall back to truthvalue instead of
5633 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5634 if all visited PHI values were constant.
5636 2007-01-08 Jan Hubicka <jh@suse.cz>
5638 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5639 (cgraph_analyze_function): break out from ...
5640 (cgraph_finalize_compilation_unit): ... here.
5641 (cgraph_expand_function): Remove forgoten commented out line.
5642 (cgraph_optimize): Analyze functions.
5644 2007-01-08 Jan Hubicka <jh@suse.cz>
5646 * tree-pas.h (TODO_remove_function): New flag.
5647 (TODO_update*): Renumber.
5648 (pass_ipa_increase_alignment,
5649 pass_ipa_function_and_variable_visibility): New passes.
5650 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5651 (cgraph_function_and_variable_visibility): Move to ipa.c
5652 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5653 cgraph_increase_alignment.
5654 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5655 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5656 calling tree-inline.
5657 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5658 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5659 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5660 (gate_increase_alignment): New function.
5661 (pass_ipa_increase_alignment): New pass.
5662 * ipa.c: Inline tree-pass.h and timevar.h
5663 (function_and_variable_visibility): Move here from cgraphunit.c
5664 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5665 * passes.c (init_optimization_passes): Add the two new passes.
5666 (execute_todo): Handle cgraph_remove_functions.
5668 2007-01-08 Nick Clifton <nickc@redhat.com>
5670 * config/frv/predicates.md (reg_or_0_operand): Accept
5673 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5675 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5676 * config.gcc: Add bfin*-rtems*.
5678 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5680 * c.opt: Add -flax-vector-conversions.
5681 * c-typeck.c (convert_for_assignment): Pass flag to
5682 vector_types_convertible_p to allow emission of note.
5683 (digest_init): Likewise.
5684 * c-opts.c: Handle -flax-vector-conversions.
5685 * c-common.c (flag_lax_vector_conversions): New.
5686 (vector_types_convertible_p): Unless -flax-vector conversions
5687 has been passed, disallow conversions between vectors with
5688 differing numbers of subparts and/or element types. If such
5689 a conversion is disallowed, possibly emit a note on the first
5690 occasion only to inform the user of -flax-vector-conversions.
5691 The new last argument specifies this.
5692 * c-common.h (flag_lax_vector_conversions): New.
5693 (vector_types_convertible_p): Add extra argument.
5694 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5695 char_type_node for V*QI type vectors.
5696 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5697 Update to satisfy new typechecking rules.
5698 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5700 * doc/invoke.texi (C Dialect Options): Document
5701 -flax-vector-conversions.
5703 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5705 PR tree-optimization/29877
5706 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5707 a register variable on the RHS to not be replaceable.
5709 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5710 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5711 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5712 const_simm15, const_pow2, const_npow2): Added.
5713 * config/score/misc.md (insv, extv, extzv, movmemsi,
5714 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5715 * config/score/score.c (score_address_cost, score_select_cc_mode):
5717 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5718 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5719 Update score_print_operand.
5720 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5721 Adjust register allocate order and update some macro define.
5722 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5723 mdx_block_move_straight, mdx_block_move_loop_head,
5724 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5725 mdx_block_move): Added.
5726 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5727 mdp_limm): Updated and fix some bug and typo.
5728 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5729 (movsf, movdf, doloop_end): Added.
5731 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5733 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5734 config/arm/thumb2.md: Fix comment typos.
5735 * doc/extend.texi: Fix a typo.
5737 2007-01-07 Eric Christopher <echristo@apple.com>
5739 * configure.ac: Check for __stack_chk_fail for darwin.
5740 * configure: Regenerate.
5742 2007-01-07 Richard Guenther <rguenther@suse.de>
5744 * tree-vrp.c (extract_range_from_assert): CSE calls to
5745 compare_values where possible.
5746 (extract_range_from_unary_expr): Likewise.
5748 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5750 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5751 * config/avr/avr.c (call_insn_operand): Delete function.
5752 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5753 instead of register number. Use predicates.
5754 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5755 call_insn_operand): Add.
5757 2007-01-06 Jan Hubicka <jh@suse.cz>
5759 * tree-pass.h (pass_build_cgraph_edges): Declare.
5760 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5761 (visited_nodes): Remove.
5762 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5763 build_cgrpah_edges; make visited_nodes local.
5764 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5765 (record_references_in_initializer): Move to cgraphbuild.c
5766 (initialize_inline_failed, rebuild_cgraph_edges,
5767 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5768 (verify_cgraph_node): Make visited_nodes local.
5769 (cgraph_analyze_function): Do not call cgraph_create_edges and
5770 initialize_inline_failed.
5771 (cgraph_expand_function): Do not call cgraph_lower_function;
5772 assert that function is already lowered.
5773 * Makefile.in (cgraphbuild.o): New.
5774 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5775 at the end of lowering passes.
5777 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5779 * ifcvt.c (cond_move_convert_if_block): New function, code
5780 factored out from...
5781 (cond_move_process_if_block): ...here. Call the new function
5782 on the THEN and ELSE blocks.
5783 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5784 already takes care of this.
5786 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5789 * tree.h (TREE_OVERFLOW_P): New.
5790 * c-typeck.c (parser_build_unary_op): Warn only if result
5791 overflowed and operands did not.
5792 (parser_build_binary_op): Likewise.
5793 (convert_for_assignment): Remove redundant overflow_warning.
5794 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5796 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5798 * c-typeck.c (store_init_value): Split over two lines to follow
5799 the GNU coding style.
5801 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5803 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5804 __GXX_EXPERIMENTAL_CXX0X__.
5805 * doc/cpp.texi: Same.
5807 2007-01-05 Richard Guenther <rguenther@suse.de>
5810 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5811 with mismatched types. Instead explicitly build a
5812 conversion NOP_EXPR.
5814 2007-01-05 Ian Lance Taylor <iant@google.com>
5816 * c-common.c (decl_with_nonnull_addr_p): New function.
5817 (c_common_truthvalue_conversion): Call it.
5818 * c-typeck.c (build_binary_op): Likewise.
5819 * c-common.h (decl_with_nonnull_addr_p): Declare.
5821 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5824 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5827 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5829 * doc/install.texi (Final install): Document the fact that
5830 the GNAT runtime should not be stripped.
5832 2007-01-04 Jan Hubicka <jh@suse.cz>
5834 * tree-inline.c (fold_marked_statements): Update operand caches
5835 and EH after folding
5837 2007-01-04 Ian Lance Taylor <iant@google.com>
5839 * c-common.c (check_function_nonnull): Whitespace fix.
5841 2007-01-04 Jan Hubicka <jh@suse.cz>
5843 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5844 comitted older version of patch.
5845 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5846 function, celanup cfg and collect garbage.
5848 2007-01-04 Mike Stump <mrs@apple.com>
5850 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5853 2007-01-04 Eric Christopher <echristo@apple.com>
5855 * libgcc2.c (__bswapsi2): Use SItype.
5856 (__bswapdi2): Use DItype.
5857 * libgcc2.h: Update for above.
5859 2007-01-04 Paul Brook <paul@codesourcery.com>
5861 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5862 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5863 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5864 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5865 umulsi3_highpart): Make conditional on !arm_arch6.
5866 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5867 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5868 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5869 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5870 umulsi3_highpart_v6): New insns.
5872 2007-01-04 Roger Sayle <roger@eyesopen.com>
5874 * fold-const.c (fold_convert): When casting an expression to void,
5875 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5876 have a type. Instead of attempting to build a NOP_EXPR, return
5877 these "special" trees directly.
5879 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5881 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5882 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5883 rs6000_cost->fp not 0 as adjustment for outer NEG.
5885 2007-01-04 Jan Hubicka <jh@suse.cz>
5887 * cgraph.c (cgraph_release_function_body): New function.
5888 (cgraph_remove_node): Use it.
5889 * cgraph.h (cgraph_release_function_body): Declare.
5890 * cgraphunit.c (cgraph_expand_function): Use it.
5891 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5892 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5893 is initialized and while compilation of other function is running.
5894 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5895 statement CFG annotations from here to ...
5896 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5898 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5900 * cfgloop.h (enum li_flags): Make the constants powers of two.
5902 2007-01-04 Jan Hubicka <jh@suse.cz>
5904 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5906 (fold_marked_statements): New function.
5907 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5908 * tree-inline.h (copy_body_data): Add statements_to_fold.
5910 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5912 * config.gcc: Mention libgcc/config.host.
5913 * Makefile.in: Update comments mentioning libgcc.
5914 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5915 (all.cross, start.encap, rest.encap, rest.cross): Update
5916 dependencies for libgcc move.
5917 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5918 (clean-target, clean-target-libgcc): Delete.
5919 (srcdirify, GCC_EXTRA_PARTS): New macros.
5920 (libgcc-support, libgcc.mvars): New rules.
5921 (distclean): Remove mention of mklibgcc.
5922 (install): Don't reference INSTALL_LIBGCC.
5923 (install-common): Don't reference EXTRA_PARTS.
5924 (install-libgcc, install-multilib): Delete rules.
5925 * mklibgcc.in: Delete file.
5926 * doc/configfiles.texi: Don't mention mklibgcc.
5928 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5929 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5930 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5931 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5932 (mklibgcc, ldblspecs): Likewise.
5934 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5935 (posixpre.def): Use $(T).
5936 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5937 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5938 (SHLIB_LINK): Make dummy.
5939 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5941 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5943 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5944 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5945 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5946 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5948 * configure.ac (all_outputs): Remove mklibgcc.
5949 * configure: Regenerated.
5951 2007-01-03 Josh Conner <jconner@apple.com>
5954 * calls.c (compute_argument_addresses): Set stack and stack_slot
5955 for partial args, too.
5956 (store_one_arg): Use locate.size.constant for the size when
5957 generating a save_area.
5959 2007-01-03 Robert Kennedy <jimbob@google.com>
5961 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5962 whose definitions are deleted due to basic block merging.
5964 2007-01-03 Paul Brook <paul@codesourcery.com>
5967 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5969 (use_return_insn): Return 0 for Thumb interrupt functions.
5970 (print_multi_reg): Add rfe argument for IRQ returns.
5971 (arm_output_epilogue): Pop interrupt return address directly into PC.
5972 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5974 2007-01-03 Paul Brook <paul@codesourcery.com>
5976 Merge from sourcerygxx-4_1.
5977 * config/arm/thumb2.md: New file.
5978 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5980 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5981 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5982 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5983 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5985 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5986 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
5988 * config/arm/ieee754-sf.S: Ditto.
5989 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
5990 (thumb1_base_register_rtx_p): ... to this.
5991 (thumb_index_register_rtx_p): Rename...
5992 (thumb1_index_register_rtx_p): ... to this.
5993 (thumb_output_function_prologue): Rename...
5994 (thumb1_output_function_prologue): ... to this.
5995 (thumb_legitimate_address_p): Rename...
5996 (thumb1_legitimate_address_p): ... to this.
5997 (thumb_rtx_costs): Rename...
5998 (thumb1_rtx_costs): ... to this.
5999 (thumb_compute_save_reg_mask): Rename...
6000 (thumb1_compute_save_reg_mask): ... to this.
6001 (thumb_final_prescan_insn): Rename...
6002 (thumb1_final_prescan_insn): ... to this.
6003 (thumb_expand_epilogue): Rename...
6004 (thumb1_expand_epilogue): ... to this.
6005 (arm_unwind_emit_stm): Rename...
6006 (arm_unwind_emit_sequence): ... to this.
6007 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6008 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6009 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6010 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6011 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6012 thumb2_output_casesi): New functions.
6013 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6014 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6015 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6016 THUMB2_WORK_REGS): Define.
6017 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6018 arm_condexec_mask, arm_condexec_masklen)): New variables.
6019 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6020 (arm_override_options): Check new CPU capabilities.
6021 Set new architecture flag variables.
6022 (arm_isr_value): Handle v7m interrupt functions.
6023 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6025 (const_ok_for_arm): Handle Thumb-2 constants.
6026 (arm_gen_constant): Ditto. Use movw when available.
6027 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6029 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6030 (thumb_find_work_register, arm_load_pic_register,
6031 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6032 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6033 print_multi_reg, output_mov_long_double_fpa_from_arm,
6034 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6035 output_mov_double_fpa_from_arm, output_move_double,
6036 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6037 output_return_instruction, arm_output_function_prologue,
6038 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6039 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6040 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6041 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6042 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6043 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6045 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6046 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6047 (arm_file_start): Output directive for unified syntax.
6048 (arm_unwind_emit_set): Handle stack alignment instruction.
6049 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6050 Add v6t2, v7, v7a, v7r and v7m.
6051 (RETLDM): Add Thumb-2 code.
6052 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6053 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6054 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6055 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6056 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6057 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6058 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6059 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6060 ADJUST_INSN_LENGTH): Define.
6061 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6062 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6063 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6064 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6065 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6066 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6067 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6068 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6069 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6070 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6071 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6072 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6073 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6074 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6075 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6076 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6077 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6079 * config/arm/arm-tune.md: Regenerate.
6080 * config/arm/arm-protos.h: Update prototypes.
6081 * config/arm/vfp.md: Enable patterns for Thumb-2.
6082 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6083 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6084 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6085 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6086 * config/arm/libunwind.S: Add Thumb-2 code.
6087 * config/arm/constraints.md: Update include Thumb-2.
6088 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6089 * config/arm/ieee754-df.S: Ditto.
6090 * config/arm/bpabi.S: Ditto.
6091 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6092 * config/arm/predicates.md (low_register_operand,
6093 low_reg_or_int_operand, thumb_16bit_operator): New.
6094 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6095 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6096 * config/arm/t-arm-elf: Add armv7 multilib.
6097 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6099 (UNSPEC_STACK_ALIGN, ce_count): New.
6100 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6101 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6103 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6104 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6105 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6106 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6107 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6108 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6110 * doc/extend.texi: Document ARMv7-M interrupt functions.
6111 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6113 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6115 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6116 (struct _Unwind_Context): Rename args_size to flags, remove
6117 signal_frame field, add a new args_size field and version field.
6118 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6119 _Unwind_IsExtendedContext): New inline functions.
6120 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6121 Assume by_value array is only present if _Unwind_IsExtendedContext.
6122 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6123 _Unwind_IsSignalFrame.
6124 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6125 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6126 (uw_init_context_1): Initialize context->flags to
6127 EXTENDED_CONTEXT_BIT.
6128 * config/rs6000/linux-unwind.h (frob_update_context): Use
6129 _Unwind_SetSignalFrame.
6131 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6134 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6135 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6138 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6140 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6141 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6142 RET, AT_SP): Remove.
6143 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6146 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6147 * cfgbuild.c (find_basic_blocks): Likewise.
6148 * cfgrtl.c (rtl_create_basic_block): Likewise.
6149 * function.c (temp_slots_at_level): Likewise.
6150 * reg-stack.c (stack_regs_mentioned): Likewise.
6151 * regclass.c (allocate_reg_info): Likewise.
6152 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6153 set_bb_for_stmt, move_block_to_fn): Likewise.
6154 * tree-complex.c (tree_lower_complex): Likewise.
6155 * vec.h (VEC_safe_grow_cleared): New.
6157 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6159 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6161 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6162 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6164 * cfgloopmanip.c (scale_loop_frequencies): Export.
6165 (loopify): Scale the frequencies by prescribed coefficients.
6166 (set_zero_probability): New function.
6167 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6168 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6169 and frequencies according to arguments.
6170 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6172 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6173 * modulo-sched.c (sms_schedule): Set probabilities for entering
6174 versioned loop correctly.
6175 * tree-vect-transform.c (vect_transform_loop): Ditto.
6176 * cfgloop.h (loopify, loop_version): Declaration changed.
6177 (scale_loop_frequencies): Declared.
6179 2007-01-02 Jan Hubicka <jh@suse.cz>
6181 * cgraph.c: Include tree-flow.h
6182 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6184 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6185 * tree-pass.h (pass_all_early_optimizations): Declare.
6186 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6188 (cgraph_analyze_function): Do early_local_passes.
6189 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6190 Do not add referenced vars.
6191 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6193 (gate_all_early_local_passes): New gate.
6194 (pass_early_local_passes): Use new gate.
6195 (execute_early_local_optimizations): New functions.
6196 (gate_all_early_optimizations): New gate.
6197 (pass_all_early_optimizations): New pass.
6198 (execute_free_datastructures): Free SSA only when initialized.
6199 (gate_init_datastructures): Init only when optimizing.
6200 (tree_lowering_passes): Do early local passes when called late.
6201 * tree-profile.c (do_tree_profiling): Don't profile functions added
6203 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6204 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6206 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6207 during early_local_passes.
6208 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6211 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6213 * Makefile.in: Update copyright year.
6215 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6217 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6218 in $(lang_checks) and check-consistency targets.
6220 2007-01-02 Jan Hubicka <jh@suse.cz>
6222 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6223 Do not add referenced vars.
6224 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6226 * passes.c (init_optimization_passes): Put mudflap_2 after
6227 free_datastructures.
6229 2007-01-02 Jan Hubicka <jh@suse.cz>
6231 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6232 Set NOTHROW flag on call statements proved to be nothrow.
6233 Update statement of local calls so new pure/const functions are
6234 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6236 (tree_rest_of_compilation): Register hooks and initialize bitmap
6237 early. Do not set after_inlining flag.
6239 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6241 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6242 HOST_BITS_PER_LONGLONG
6244 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6247 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6248 warning for non-static initializers.
6250 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6252 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6253 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6254 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6255 Always use set_unique_reg_note to add REG_EQUAL notes.
6257 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6260 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6262 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6263 * cfgbuild.c (find_basic_blocks): Likewise.
6264 * cfgrtl.c (rtl_create_basic_block): Likewise.
6265 * function.c (temp_slots_at_level): Likewise.
6266 * reg-stack.c (stack_regs_mentioned): Likewise.
6267 * regclass.c (allocate_reg_info): Likewise.
6268 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6269 set_bb_for_stmt, move_block_to_fn): Likewise.
6270 * tree-complex.c (tree_lower_complex): Likewise.
6271 * vec.h (VEC_safe_grow_cleared): New.
6273 2007-01-02 Ian Lance Taylor <iant@google.com>
6275 * c-common.c (c_common_truthvalue_conversion): When warning about
6276 using an assignment as a truth value, set TREE_NO_WARNING.
6278 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6281 * c.opt (Wold-style-declaration): New.
6282 * doc/invoke.texi (C-only Warning Options): New.
6283 (Wold-style-declaration): Document it.
6284 (Wextra): Enabled by -Wextra.
6285 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6286 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6287 -Wold-style-declaration.
6289 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6291 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6292 * cfgbuild.c (find_basic_blocks): Likewise.
6293 * cfgrtl.c (rtl_create_basic_block): Likewise.
6294 * function.c (temp_slots_at_level): Likewise.
6295 * reg-stack.c (stack_regs_mentioned): Likewise.
6296 * regclass.c (allocate_reg_info): Likewise.
6297 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6298 set_bb_for_stmt, move_block_to_fn): Likewise.
6299 * tree-complex.c (tree_lower_complex): Likewise.
6300 * vec.h (VEC_safe_grow_cleared): New.
6302 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6304 * c-common.c (c_common_nodes_and_builtins): Since variants of
6305 void_type_node get built before it is given a name, we need to
6306 give those variants the name, too.
6307 (complete_array_type): We need to work with the canonical main
6308 type of the array, from which we will build the qualified version.
6309 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6310 * print-tree.c (print_node): Display canonical type information
6312 * stor-layout.c (layout_type): When we don't know the
6313 alignment of a type for which we're building an array, we end up
6314 guessing wrong, so make the type require structural equality.
6315 * tree.c (make_node_stat): When we build a new type, it is its
6317 (build_type_attribute_qual_variant): When building an attribute
6318 variant, its canonical type is the non-attribute variant. However,
6319 if the attributes are target-dependent and they differ, we need to
6320 use structural equality checks for this type.
6321 (build_qualified_type): A qualified type is not equivalent to its
6322 unqualified variant; set the canonical type appropriately.
6323 (build_distinct_type_copy): When building a distinct type from
6324 another type, the new type is its own canonical type.
6325 (build_variant_type_copy): When building a new type variant, we
6326 assume that it is equivalent to the original type.
6327 (build_pointer_type_for_mode): When building a pointer type, also
6328 build a canonical type pointer.
6329 (build_reference_type_for_mode): When building a reference type,
6330 also build a canonical type reference.
6331 (build_index_type): When we can't hash an index type (e.g.,
6332 because its maximum value is negative), the index type requires
6333 structural equality tests.
6334 (build_array_type): Build the canonical form of an array type.
6335 (build_function_type): Function types require structural equality,
6336 because they contain default arguments, attributes, etc.
6337 (build_method_type_directly): Ditto for method types.
6338 (build_offset_type): Build the canonical offset type.
6339 (build_complex_type): Build the canonical vector type.
6340 (make_vector_type): Build the canonical vector type.
6341 * tree.h (TYPE_CANONICAL): New.
6342 (TYPE_STRUCTURAL_EQUALITY_P): New.
6343 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6344 (struct tree_type): Added "canonical" field.
6345 * params.h (VERIFY_CANONICAL_TYPES): New.
6346 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6347 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6348 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6349 * doc/invoke.texi (verify-canonical-types): Document --param
6350 parameter for verifying canonical types.
6352 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6354 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6355 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6356 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6357 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6359 * config/rs6000/e500.h: New.
6360 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6361 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6363 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6364 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6365 TARGET_E500_DOUBLE): Remove.
6366 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6367 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6368 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6369 * config/rs6000/rs6000.c (rs6000_override_options): Use
6372 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6374 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6375 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6376 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6377 rs6000_emit_cmove): Don't check TARGET_E500.
6378 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6379 sordered): Don't check TARGET_E500.
6381 2007-01-01 Eric Christopher <echristo@apple.com>
6383 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6384 HARD_REGISTER_NUM_P.
6386 2007-01-01 Roger Sayle <roger@eyesopen.com>
6388 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6389 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6390 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6393 2007-01-01 Mike Stump <mrs@apple.com>
6395 * configure.ac: Remove support for building with Apple's gcc-3.1.
6397 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6400 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6401 REG is a hard register. Do not modify REG before calling
6403 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6404 multiple of the size of YMODE for certain lowpart cases.
6406 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6409 * gimplify (voidify_wrapper_expr): Update for
6412 2007-01-01 Andreas Schwab <schwab@suse.de>
6415 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6416 save of BR0 in extra_spill_size instead of spill_size.
6417 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6419 (ia64_expand_epilogue): Restore BR0 from its new location.
6421 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6423 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6424 Use a temporary variable if the left hand side is not a gimple
6427 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6429 * gimplify.c (gimplify_return_expr): Make the temporary variable
6430 for the return expression, a gimple register variable.
6432 2007-01-01 Jan Hubicka <jh@suse.cz>
6434 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6437 2007-01-01 Mike Stump <mrs@apple.com>
6439 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6441 * config/darwin.c (machopic_select_rtx_section): Use
6443 (darwin_mergeable_constant_section): Likewise.
6444 * configure: Regenerate.
6445 * config.in: Regenerate.
6447 2007-01-01 Jan Hubicka <jh@suse.cz>
6448 Andrew Pinski <pinskia@gmail.com>
6450 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6451 before starting IPA passes.