1 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
3 PR tree-optimization/30858
4 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
5 in the reduction cycle have a single use in the loop.
6 * tree-vectorizer.h (relevant): Add documentation.
8 2007-02-20 Mike Stump <mrs@apple.com>
10 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
11 * configure: Regenerate.
13 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
15 Change the defaults of some parameters and options.
16 * config/spu/spu-protos.h (spu_optimization_options): Declare.
17 * config/spu/spu.c (spu_optimization_options): Add.
18 (spu_override_options): Change params in spu_optimization_options.
19 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
21 Register 127 is only 16 byte aligned when used as a frame pointer.
22 * config/spu/spu-protos.h (spu_init_expanders): Declare.
23 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
24 HARD_FRAME_POINTER_REGNUM.
25 (spu_legitimate_address): Use regno_aligned_for_reload.
26 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
27 aligned when frame_pointer_needed is true.
28 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
30 * config/spu/spu.h (INIT_EXPANDERS): Define.
32 Make sure shift and rotate instructions have valid immediate operands.
33 * config/spu/predicates.md (spu_shift_operand): Remove.
34 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
35 * config/spu/constraints.md (W, O): Extend range.
36 * config/spu/spu.md (umask, nmask): Define.
37 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
38 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
39 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
40 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
41 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
42 (lshr<mode>3_reg): Fix rtl description.
44 Make sure mulhisi immediate operands are valid.
45 * config/spu/predicates.md (imm_K_operand): Add.
46 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
48 Generate constants using fsmbi and andi.
49 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
50 (print_operand, spu_split_immediate, classify_immediate,
51 fsmbi_const_p): Handle IC_FSMBI2.
53 Correctly handle a CONST_VECTOR containing symbols.
54 * config/spu/spu.c (print_operand): Handle HIGH correctly.
55 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
56 (immediate_load_p): Allow symbols that use 2 instructions to create.
57 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
58 with symbols when flag_pic is set.
59 (const_vector_immediate_p): New.
60 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
61 accept a CONST_VECTOR with symbols.
62 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
63 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
65 * config/spu/spu.md (high, low): Delete.
68 Remove INTRmode and INTR_REGNUM, which didn't work.
69 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
71 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
72 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
73 peephole2 pattern): Don't use INTR or 131.
75 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
76 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
77 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
78 (UNSPEC_SET_INTR): Add.
79 * config/spu/spu-modes.def (INTR): Remove.
81 More accurate warnings about run-time relocations.
82 * config/spu/spu.c (reloc_diagnostic): Test in_section.
84 Correctly warn about immediate arguments to specific intrinsics.
85 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
86 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
87 the instruction predicate.
89 Fix tree check errors with latest update.
90 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
92 (spu_expand_builtin): Use CALL_EXPR_FN.
94 Add missing specific intrinsics.
95 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
97 * config/spu/spu_internals.h: Ditto.
99 Fix incorrect operand modifiers.
100 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
101 * config/spu/spu.md (xor<mode>3): Change %S to %J.
103 Optimize one case of zero_extend of a vec_select.
104 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
106 Accept any immediate for hbr.
107 * config/spu/spu.md (hbr): Change s constraints to i.
109 2007-02-21 Paul Brook <paul@codesourcery.com>
111 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
112 condexec_count when skipping USE and CLOBBER.
114 2007-02-21 Nick Clifton <nickc@redhat.com>
116 * common.opt (Warray-bounds): Add Warning attribute.
117 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
119 (fsized-zeroes): Add Optimization attribute.
120 (fsplit-wide-types, ftree-scev-cprop): Likewise.
121 * c.opt (Wc++0x-compat): Add Warning attribute.
123 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
126 * reload1.c (eliminate_regs_in_insn): In the single_set special
127 case, attempt to re-recognize the insn before falling back to
128 having reload fix it up.
130 2007-02-20 Eric Christopher <echristo@gmail.com>
132 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
134 (frv_read_iacc_argument): Ditto.
135 (frv_expand_set_builtin): Take a call instead of arglist, update for
137 (frv_expand_unop_builtin): Ditto.
138 (frv_expand_binop_builtin): Ditto.
139 (frv_expand_cut_builtin): Ditto.
140 (frv_expand_binopimm_builtin): Ditto.
141 (frv_expand_voidbinop_builtin): Ditto.
142 (frv_expand_int_void2arg): Ditto.
143 (frv_expand_prefetches): Ditto.
144 (frv_expand_voidtriop_builtin): Ditto.
145 (frv_expand_voidaccop_builtin): Ditto.
146 (frv_expand_load_builtin): Ditto.
147 (frv_expand_store_builtin): Ditto.
148 (frv_expand_mdpackh_builtin): Ditto.
149 (frv_expand_mclracc_builtin): Ditto.
150 (frv_expand_mrdacc_builtin): Ditto.
151 (frv_expand_mwtacc_builtin): Ditto.
152 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
155 2007-02-20 Janis Johnson <janis187@us.ibm.com>
157 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
158 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
160 (HAVE_GAS_DFP): Check for assembler support of decimal floating
162 * configure: Regenerate.
163 * config.in: Regenerate.
164 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
165 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
166 masks to power6 and power6x and to POWERPC_MASKS.
167 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
169 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
170 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
171 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
172 Access PROTOTYPE as variable, not mask.
174 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
176 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
177 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
178 * combine.c (adjust_for_new_dest): Use it.
179 * postreload.c (reload_combine): Likewise.
181 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
183 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
184 notes on an insn with multiple sets, even if single_set returns
185 non-NULL for that insn.
187 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
189 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
192 2007-02-20 Geoffrey Keating <geoffk@apple.com>
194 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
195 if user didn't pass it.
196 * config/i386/darwin.h (CC1_SPEC): Likewise.
197 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
198 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
199 -mmacosx-version-min.
201 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
202 Uros Bizjak <ubizjak@gmail.com>
204 * optabs.h (enum optab_index): Add new OTI_scalb.
205 (scalb_optab): Define corresponding macro.
206 * optabs.c (init_optabs): Initialize scalb_optab.
207 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
209 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
210 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
211 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
212 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
213 flag_unsafe_math_optimizations is set.
215 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
216 to implement scalbf, scalb and scalbl built-ins as inline x87
219 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
220 DJ Delorie <dj@redhat.com>
223 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
224 (diagnostic_report_diagnostic): ... here, and turn them into real
225 errors. If warnings are inhibited, no need to do anything.
227 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
229 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
230 better code generation.
232 2007-02-20 Ben Elliston <bje@au.ibm.com>
234 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
236 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
238 * config/alpha/alpha.c, config/alpha/alpha.md,
239 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
240 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
241 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
242 config/arm/lib1funcs.asm: Follow spelling conventions.
244 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
245 config/fr30/fr30.md, config/i386/i386.h,
246 config/iq2000/iq2000.h, config/iq2000/predicates.md,
247 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
248 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
249 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
250 config/rs6000/altivec.md, config/rs6000/rs6000.c,
251 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
252 config/sparc/sparc.c, config/sparc/sparc.h,
253 config/sparc/sparc.md, config/spu/constraints.md,
254 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
257 2007-02-20 Alan Modra <amodra@bigpond.net.au>
260 * varasm.c (use_blocks_for_decl_p): Return false for decls with
263 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
265 * doc/invoke.texi (-ftree-lrs): Remove.
267 2007-02-19 Diego Novillo <dnovillo@redhat.com>
269 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
272 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
274 * config/ia64/ia64.c (ia64_expand_builtin): Use the
275 new CALL_EXPR_FN macro for retrieving the function
276 declaration of the input expression.
278 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
280 * c.opt (Waddress): New.
281 * common.opt (Walways-true): Delete.
282 (Wstring-literal-comparison): Delete.
283 * doc/invoke.texi (Warning Options): Delete -Walways-true and
284 -Wstring-literal-comparison. Add -Waddress.
286 (Walways-true): Delete.
287 (Wstring-literal-comparison): Delete.
288 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
289 consistently instead of -Walways-true in example.
290 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
291 * c-typeck.c (parser_build_binary_op): Replace
292 -Wstring-literal-comparison and -Walways-true with -Waddress.
293 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
296 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
298 * tree-cfg.c (dump_function_to_file): Be prepared for functions
299 without DECL_STRUCT_FUNCTION initialized.
301 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
303 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
304 due to calls to functions taking pointers as parameters.
306 2007-02-19 Richard Henderson <rth@redhat.com>
309 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
312 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
314 * config/s390/s390.c (s390_call_saved_register_used,
315 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
316 accessed to the new scheme.
318 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
320 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
321 (cris_print_index, cris_print_operand, cris_print_operand_address)
322 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
323 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
324 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
326 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
327 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
328 GO_IF_LEGITIMATE_ADDRESS): Ditto.
329 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
330 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
331 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
332 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
333 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
334 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
335 (uminsi3, call, call_value): Ditto.
336 (define_split: indir_to_reg_split, unnamed): Ditto.
338 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
340 PR tree-optimization/30975
341 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
344 2007-02-18 Eric Christopher <echristo@gmail.com>
346 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
347 Remove use of arglist.
348 (mips_expand_builtin): Remove use of arglist, pass in expr.
349 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
350 (mips_expand_builtin_movtf): Ditto.
351 (mips_expand_builtin_compare): Ditto.
353 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
355 * tree-sra.c (sra_build_assignment): Replace assertion
356 checking with a comment explaining why it can't be done.
358 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
361 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
362 during CALL_EXPR representation conversion.
363 * tree-ssa-propagate.c (set_rhs): Likewise.
365 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
367 * tree-sra.c (sra_build_assignment): Disable assertion checking
370 2007-02-18 Roger Sayle <roger@eyesopen.com>
372 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
373 instead of calling build2 with a GIMPLE_MODIFY_STMT.
374 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
376 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
377 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
378 gimplify_init_ctor_eval_range, gimple_push_cleanup,
379 gimplify_omp_for, gimplify_omp_atomic_pipeline,
380 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
381 force_gimple_operand): Likewise.
382 * ipa-cp.c (constant_val_insert): Likewise.
383 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
384 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
385 perfect_nestify): Likewise.
386 * langhooks.c (lhd_omp_assignment): Likewise.
387 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
388 lower_copyprivate_clauses, lower_send_clauses,
389 lower_send_shared_vars, expand_parallel_call,
390 expand_omp_for_generic, expand_omp_for_static_nochunk,
391 expand_omp_for_static_chunk, expand_omp_sections,
392 lower_omp_single_copy, lower_omp_for_lastprivate,
393 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
394 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
395 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
398 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
400 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
401 config/sh/sh.md: Follow spelling conventions.
403 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
404 config/frv/predicates.md: Follow spelling conventions.
406 * config/m68k/linux-unwind.h: Fix a comment typo.
407 * target.h: Follow spelling conventions.
409 2007-02-18 Roger Sayle <roger@eyesopen.com>
411 PR rtl-optimization/28173
412 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
413 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
414 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
415 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
416 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
418 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
420 * builtins.c (fold_builtin_load_exponent): New.
421 (fold_builtin_2): Use it.
423 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
425 PR rtl-optimization/30773
426 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
427 if we fail to attach a REG_EQUIV note.
429 2007-02-18 David Edelsohn <edelsohn@gnu.org>
430 Roger Sayle <roger@eyesopen.com>
432 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
434 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
436 * calls.c (initialize_argument_information): Pass original EXP
437 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
438 code to split complex arguments here, as part of initializing the
440 (expand_call): Remove code that builds a list of arguments and
441 inserts implicit arguments into it. Instead, just count how many
442 implicit arguments there will be so we can determine the size of
443 the ARGS array, and let initialize_argument_information do the work.
444 (split_complex_values): Delete unused function.
446 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
448 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
450 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
452 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
453 for arg pointer based indexed addressing.
455 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
457 * config/ia64/ia64.h, config/ia64/ia64.md,
458 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
459 spelling conventions.
461 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
463 * config/m68k/m68k.c (split_di): New.
464 * config/m68k/m68k-protos.h: Declare split_di.
465 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
466 Improve predicate handling and split constant shifts.
468 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
470 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
471 parameter for register bitfield operations, general predicates
474 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
476 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
477 * config/m68k/linux-unwind.h: New file.
479 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
481 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
482 config/i386/athlon.md, config/ia64/ia64.md,
483 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
484 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
485 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
486 tree-ssa-loop-niter.c, tree-vect-analyze.c,
487 tree-vect-transform.c: Fix comment typos.
489 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
491 * sched-deps.c (find_insn_list): Remove.
492 * sched-int.h: Remove the prototype for find_insn_list.
494 2007-02-16 Geoffrey Keating <geoffk@apple.com>
496 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
498 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
499 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
500 darwin_rs6000_override_options.
501 (C_COMMON_OVERRIDE_OPTIONS): Expect
502 darwin_macosx_version_min to be non-NULL always.
503 (TARGET_C99_FUNCTIONS): Likewise.
504 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
505 (DARWIN_MINVERSION_SPEC): New.
506 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
507 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
509 (DARWIN_MINVERSION_SPEC): New.
510 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
512 * config/darwin-c.c (darwin_cpp_builtins): Expect
513 darwin_macosx_version_min to be non-NULL always.
515 * config/rs6000/rs6000.c: Clean up trailing whitespace.
517 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
519 * config/i386/i386.h (x86_use_xchgb): New.
520 (TARGET_USE_XCHGB): New macro.
521 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
522 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
523 Split after reload into bswaphi for shifts of 8.
524 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
525 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
526 or when optimizing for size.
528 2007-02-16 Richard Guenther <rguenther@suse.de>
529 Christian Bruel <christian.bruel@st.com>
531 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
532 DECLs but prefer SSA_NAMEs over DECLs.
534 2007-02-16 Richard Guenther <rguenther@suse.de>
536 * tree-flow-inline.h (single_imm_use_p): Remove.
537 (zero_imm_uses_p): Likewise.
538 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
539 instead of single_imm_use_p.
540 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
543 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
546 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
547 nested double- and backquotes.
549 2007-02-15 Roger Sayle <roger@eyesopen.com>
552 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
553 should be unreachable.
554 (build2_stat): Allow construction of MODIFY_EXPR at any time.
555 For the time being redirect GIMPLE_MODIFY_STMT to the new
556 (renamed) build_gimple_modify_stmt_stat.
557 (build2_gimple_stat): Rename to...
558 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
559 Always build a GIMPLE_MODIFY_STMT node.
560 * tree.h (build2_gimple, build2_gimple_stat): Delete.
561 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
564 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
565 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
566 * tree-complex.c (set_component_ssa_name, expand_complex_move,
567 expand_complex_div_wide): Likewise.
568 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
569 * tree-ssa-loop-im.c (schedule_sm): Likewise.
570 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
571 * tree-ssa-loop-manip.c (create_iv): Likewise.
572 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
573 abs_replacement): Likewise.
574 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
575 realify_fake_stores): Likewise.
577 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
578 node rather than a GIMPLE_MODIFY_STMT node.
579 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
580 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
582 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
583 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
586 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
589 * fold-const.c (fold_comparison): Add back the
590 folding of constant complex comparisions.
592 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
595 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
596 effects unknown to this function, return early.
598 2007-02-15 Ian Lance Taylor <iant@google.com>
600 * lower-subreg.c (move_eh_region_note): New static function.
601 (resolve_simple_move): Call it.
602 (decompose_multiword_subregs): Track blocks for which we resolve a
603 simple move which is also a control flow insn. Pass them to
604 find_many_sub_basic_blocks.
605 (pass_lower_subreg): Add TODO_verify_flow.
606 (pass_lower_subreg2): Likewise.
608 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
609 Brooks Moses <brooks.moses@codesourcery.com>
610 Lee Millward <lee.millward@codesourcery.com>
612 * tree.h (enum tree_code_class): Add tcc_vl_exp.
613 (VL_EXP_CLASS_P): New.
614 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
616 (TREE_OPERAND_CHECK_CODE): Likewise.
617 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
618 (TREE_RTL_OPERAND_CHECK): Likewise.
619 (tree_operand_check_failed): Make second parameter the whole tree
620 instead of its code. Fixed callers.
622 (TREE_OPERAND_LENGTH): New.
623 (VL_EXP_OPERAND_LENGTH): New.
625 (CALL_EXPR_STATIC_CHAIN): New.
626 (CALL_EXPR_ARGS): New.
627 (CALL_EXPR_ARG): New.
628 (call_expr_nargs): New.
629 (CALL_EXPR_ARGP): New.
630 (build_nt_call_list): Declare.
631 (build_vl_exp_stat): Declare.
633 (build_call_list): Declare.
634 (build_call_nary): Declare.
635 (build_call_valist): Declare.
636 (build_call_array): Declare.
637 (call_expr_arg): Declare.
638 (call_expr_argp): Declare.
639 (call_expr_arglist): Declare.
640 (fold_build_call_list): Declare.
641 (fold_build_call_list_initializer): Declare.
642 (fold_call_expr): Declare to replace fold_builtin.
643 (fold_builtin_fputs): Update to agree with modified definition.
644 (fold_builtin_strcpy): Likewise.
645 (fold_builtin_strncpy): Likewise.
646 (fold_builtin_memory_chk): Likewise.
647 (fold_builtin_stxcpy_chk): Likewise.
648 (fold_builtin_strncpy_chk): Likewise.
649 (fold_builtin_next_arg): Likewise.
650 (fold_build_call_expr): Declare.
651 (fold_builtin_call_list): Declare.
652 (fold_builtin_call_valist): Declare.
653 (build_call_expr): Declare.
654 (validate_arglist): Update to agree with modified definition.
655 (tree_operand_length): New.
656 (call_expr_arg_iterator): New.
657 (init_call_expr_arg_iterator): New.
658 (next_call_expr_arg): New.
659 (first_call_expr_arg): New.
660 (more_call_expr_args_p): New.
661 (FOR_EACH_CALL_EXPR_ARG): New.
663 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
665 (tree_code_size): Update documentation. Use sizeof (tree) rather
666 than sizeof (char *).
667 (tree_size): Likewise. Add case for tcc_vl_exp.
668 (tree_node_structure): Add case for tcc_vl_exp.
669 (contains_placeholder_p): Likewise.
670 (substitute_in_expr): Likewise.
671 (substitute_placeholder_in_expr): Likewise.
672 (stabilize_reference_1): Likewise.
673 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
674 to diagnose breakage of this interface for constructing CALL_EXPRs.
675 (build_nt): Add similar assertion here.
676 (build_nt_call_list): New.
677 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
678 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
680 (get_callee_fndecl): Use new CALL_EXPR accessors.
681 (tree_operand_check_failed): Change parameters to pass entire node
682 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
683 (process_call_operands): New.
684 (build_vl_exp_stat): New.
685 (build_call_list): New.
686 (build_call_nary): New.
687 (build_call_valist): New.
688 (build_call_array): New.
689 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
690 (call_expr_arglist): New.
692 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
693 tcc_vl_exp instead of a fixed-size tcc_expression.
695 * doc/c-tree.texi (CALL_EXPR): Document new representation and
696 accessors for CALL_EXPRs.
697 (AGGR_INIT_EXPR): Likewise.
699 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
700 Brooks Moses <brooks.moses@codesourcery.com>
701 Lee Millward <lee.millward@codesourcery.com>
703 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
704 (expand_builtin_nonlocal_goto): Change parameter to be entire
705 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
706 (expand_builtin_prefetch): Likewise.
707 (expand_builtin_classify_type): Likewise.
708 (mathfn_built_in): Return NULL_TREE instead of 0.
709 (expand_errno_check): Use new CALL_EXPR accessors.
710 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
711 Return NULL_RTX instead of 0.
712 (expand_builtin_mathfn_2): Likewise.
713 (expand_builtin_mathfn_3): Likewise.
714 (expand_builtin_interclass_mathfn): Likewise.
715 (expand_builtin_sincos): Likewise.
716 (expand_builtin_cexpi): Likewise.
717 (expand_builtin_int_roundingfn): Likewise.
718 (expand_builtin_int_roundingfn_2): Likewise.
719 (expand_builtin_pow): Likewise.
720 (expand_builtin_powi): Likewise.
721 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
722 of arglist, fixing callers appropriately. Use new CALL_EXPR
723 accessors and constructors. Return NULL_RTX instead of 0.
724 (expand_builtin_strstr): Likewise.
725 (expand_builtin_strchr): Likewise.
726 (expand_builtin_strrchr): Likewise.
727 (expand_builtin_strpbrk): Likewise.
728 (expand_builtin_memcpy): Likewise.
729 (expand_builtin_mempcpy): Likewise.
730 (expand_builtin_mempcpy_args): New.
731 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
732 (expand_builtin_memmove_args): New.
733 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
734 (expand_movstr): Likewise.
735 (expand_builtin_strcpy): Likewise.
736 (expand_builtin_strcpy_args): New.
737 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
738 (expand_builtin_strncpy): Likewise.
739 (expand_builtin_memset): Likewise.
740 (expand_builtin_memset_args): New.
741 (expand_builtin_bzero): Similarly to expand_builtin_memset.
742 (expand_builtin_memcmp): Likewise.
743 (expand_builtin_strcmp): Likewise.
744 (expand_builtin_strncmp): Likewise.
745 (expand_builtin_strcat): Likewise.
746 (expand_builtin_strncat): Likewise.
747 (expand_builtin_strspn): Likewise.
748 (expand_builtin_strcspn): Likewise.
749 (expand_builtin_args_info): Likewise.
750 (expand_builtin_va_start): Likewise.
751 (gimplify_va_arg_expr): Likewise.
752 (expand_builtin_va_end): Likewise.
753 (expand_builtin_va_copy): Likewise.
754 (expand_builtin_frame_address): Likewise.
755 (expand_builtin_alloca): Likewise.
756 (expand_builtin_bswap): Likewise.
757 (expand_builtin_unop): Likewise.
758 (expand_builtin_fputs): Likewise.
759 (expand_builtin_expect): Likewise.
760 (expand_builtin_fabs): Likewise.
761 (expand_builtin_copysign): Likewise.
762 (expand_builtin_printf): Likewise.
763 (expand_builtin_fprintf): Likewise.
764 (expand_builtin_sprintf): Likewise.
765 (expand_builtin_init_trampoline): Likewise.
766 (expand_builtin_signbit): Likewise.
767 (expand_builtin_fork_or_exec): Likewise.
768 (expand_builtin_sync_operation): Likewise.
769 (expand_builtin_compare_and_swap): Likewise.
770 (expand_builtin_lock_test_and_set): Likewise.
771 (expand_builtin_lock_release): Likewise.
772 (expand_builtin): Likewise.
773 (builtin_mathfn_code): Likewise.
775 (fold_builtin_constant_p): Pass call arguments individually instead
776 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
777 accessors and constructors. Return NULL_TREE instead of 0.
778 (fold_builtin_expect): Likewise.
779 (fold_builtin_classify_type): Likewise.
780 (fold_builtin_strlen): Likewise.
781 (fold_builtin_nan): Likewise.
782 (integer_valued_real_p): Likewise.
783 (fold_trunc_transparent_mathfn): Likewise.
784 (fold_fixed_mathfn): Likewise.
785 (fold_builtin_cabs): Likewise.
786 (fold_builtin_sqrt): Likewise.
787 (fold_builtin_cbrt): Likewise.
788 (fold_builtin_cos): Likewise.
789 (fold_builtin_cosh): Likewise.
790 (fold_builtin_tan): Likewise.
791 (fold_builtin_sincos): Likewise.
792 (fold_builtin_cexp): Likewise.
793 (fold_builtin_trunc): Likewise.
794 (fold_builtin_floor): Likewise.
795 (fold_builtin_ceil): Likewise.
796 (fold_builtin_round): Likewise.
797 (fold_builtin_int_roundingfn): Likewise.
798 (fold_builtin_bitop): Likewise.
799 (fold_builtin_bswap): Likewise.
800 (fold_builtin_logarithm): Likewise.
801 (fold_builtin_hypot): Likewise.
802 (fold_builtin_pow): Likewise.
803 (fold_builtin_powi): Likewise.
804 (fold_builtin_exponent): Likewise.
805 (fold_builtin_memset): Likewise.
806 (fold_builtin_bzero): Likewise.
807 (fold_builtin_memory_op): Likewise.
808 (fold_builtin_bcopy): Deleted; call site changed to invoke
809 fold_builtin_memory_op directly.
810 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
811 (fold_builtin_strncpy): Likewise.
812 (fold_builtin_memcmp): Likewise.
813 (fold_builtin_strcmp): Likewise.
814 (fold_builtin_strncmp): Likewise.
815 (fold_builtin_signbit): Likewise.
816 (fold_builtin_copysign): Likewise.
817 (fold_builtin_isascii): Likewise.
818 (fold_builtin_toascii): Likewise.
819 (fold_builtin_isdigit): Likewise.
820 (fold_builtin_fabs): Likewise.
821 (fold_builtin_abs): Likewise.
822 (fold_builtin_fmin_fmax): Likewise.
823 (fold_builtin_carg): Likewise.
824 (fold_builtin_classify): Likewise.
825 (fold_builtin_unordered_cmp): Likewise.
827 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
828 New functions split out from fold_builtin_1.
829 (fold_builtin_n): New.
830 (fold_builtin_varargs): New.
831 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
833 (fold_call_expr): New.
834 (build_function_call_expr): Rewrite to use new helper function.
835 (fold_builtin_call_list): New.
836 (build_call_expr): New.
837 (fold_builtin_call_valist): New.
838 (rewrite_call_expr): New.
840 (validate_arglist): Change parameter to be entire CALL_EXPR instead
841 of an arglist. Change return type to bool. Use new CALL_EXPR
844 (fold_builtin_strstr): Pass call arguments individually instead
845 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
846 accessors and constructors. Return NULL_TREE instead of 0.
847 (fold_builtin_strchr): Likewise.
848 (fold_builtin_strrchr): Likewise.
849 (fold_builtin_strpbrk): Likewise.
850 (fold_builtin_strcat): Likewise.
851 (fold_builtin_strncat): Likewise.
852 (fold_builtin_strspn): Likewise.
853 (fold_builtin_strcspn): Likewise.
854 (fold_builtin_fputs): Likewise.
855 (fold_builtin_next_arg): Likewise.
856 (fold_builtin_sprintf): Likewise.
858 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
859 NULL_RTX instead of 0.
860 (expand_builtin_memory_chk): Likewise.
861 (maybe_emit_chk_warning): Likewise.
862 (maybe_emit_sprintf_chk_warning): Likewise.
864 (fold_builtin_object_size): Pass call arguments individually instead
865 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
866 accessors and constructors. Return NULL_TREE instead of 0.
867 (fold_builtin_memory_chk): Likewise.
868 (fold_builtin_stxcpy_chk): Likewise.
869 (fold_builtin_strncpy_chk): Likewise.
870 (fold_builtin_strcat_chk): Likewise.
871 (fold_builtin_strcat_chk): Likewise.
872 (fold_builtin_strncat_chk): Likewise.
873 (fold_builtin_sprintf_chk): Likewise.
874 (fold_builtin_snprintf_chk): Likewise.
875 (fold_builtin_printf): Likewise.
876 (fold_builtin_vprintf): Likewise.
878 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
880 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
881 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
882 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
883 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
884 (fold_unary): Likewise.
885 (fold_binary): Likewise.
886 (fold_ternary): Remove CALL_EXPR case, since they are no longer
888 (fold): Add logic for tcc_vl_exp.
889 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
890 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
891 (fold_build3_stat): Add assertion to flag broken interface for
892 constructing CALL_EXPRs.
893 (fold_build_call_list): New.
894 (fold_build_call_list_initializer): New.
895 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
897 (fold_strip_sign_ops): Likewise.
899 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
900 Brooks Moses <brooks.moses@codesourcery.com>
901 Lee Millward <lee.millward@codesourcery.com>
903 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
904 accessors and dump arguments explicitly.
906 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
908 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
910 (print_call_name): Use new CALL_EXPR accessors.
912 * print-tree.c (print_node): Add case tcc_vl_exp. Print
913 CALL_EXPR arguments explicitly instead of as a list. Use
914 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
916 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
917 (vrp_visit_stmt): Likewise.
919 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
920 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
922 (force_move_till_expr): Likewise.
924 * targhooks.c (default_external_stack_protect_fail): Use
925 build_call_expr instead of build_function_call_expr.
926 (default_hidden_stack_protect_fail): Likewise.
928 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
931 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
932 and walk arguments explicitly.
934 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
935 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
936 (expand_simple_operations): Likewise.
937 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
939 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
941 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
943 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
944 instead of TREE_CODE_LENGTH.
946 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
947 (tree_ic_transform): Likewise.
948 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
949 parameter instead of arglist. Fix callers.
950 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
951 (tree_stringops_transform): Likewise.
952 (tree_indirect_call_to_profile): Likewise.
953 (tree_stringops_values_to_profile): Likewise.
955 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
956 (eliminate_tail_call): Likewise.
958 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
960 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
961 Use TREE_OPERAND_LENGTH and generalize to handle any number of
963 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
965 * omp-low.c (build_omp_barrier): Use build_call_expr.
966 (lower_rec_input_clauses): Likewise.
967 (lower_reduction_clauses): Likewise.
968 (expand_parallel_call): Likewise.
969 (maybe_catch_exception): Likewise.
970 (expand_omp_for_generic): Likewise.
971 (expand_omp_for_static_nochunk): Likewise.
972 (expand_omp_sections): Likewise.
973 (lower_omp_single_simple): Likewise.
974 (lower_omp_single_copy): Likewise.
975 (lower_omp_master): Likewise.
976 (lower_omp_ordered): Likewise.
977 (lower_omp_critical): Likewise.
979 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
980 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
982 * tree-gimple.c (is_gimple_call_addr): Fix doc.
983 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
984 TREE_CODE_LENGTH. Add tcc_vl_exp case.
986 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
987 and generalize to handle any number of operands.
988 (chrec_contains_undetermined): Likewise.
989 (tree_contains_chrecs): Likewise.
990 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
992 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
994 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
995 fold_call_expr instead of fold_builtin.
996 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
997 match declarations there.
998 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1001 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1002 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1004 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1005 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1007 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1010 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1011 (execute_cse_sincos): Use new CALL_EXPR accessors.
1013 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1015 * gimple-low.c (lower_function_body): Use build_call_expr.
1016 (lower_builtin_setjmp): Likewise.
1018 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1019 (set_storage_via_libcall): Likewise.
1020 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1021 instead of TREE_CODE_LENGTH.
1022 (expand_expr_real_1): Use new CALL_EXPR accessors.
1024 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1025 generalize to handle any number of operands.
1026 (TB_parent_eq): Likewise.
1028 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1029 (strip_builtin_expect): Likewise.
1031 * function.c (gimplify_parameters): Use build_call_expr.
1033 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1034 instead of TREE_CODE_LENGTH.
1036 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1037 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1039 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1042 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1043 (gimplify_decl_expr): Likewise.
1044 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1045 Use new CALL_EXPR iterators.
1046 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1047 (gimplify_modify_expr_to_memset): Likewise.
1048 (gimplify_variable_sized_compare): Likewise.
1049 (gimplify_omp_atomic_fetch_op): Likewise.
1050 (gimplify_omp_atomic_pipeline): Likewise.
1051 (gimplify_omp_atomic_mutex): Likewise.
1052 (gimplify_function_tree): Likewise.
1054 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1055 (call_expr_flags): Likewise.
1056 (expand_call): Likewise.
1058 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1059 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1062 * coverage.c (create_coverage): Use build_call_expr.
1064 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1065 (temp_call_expr_obstack): New.
1066 (pool_copy_list): Delete.
1067 (temp_copy_call_expr): New.
1068 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1069 CALL_EXPR accessors. Get rid of special goo for copying argument
1070 lists and use temp_copy_call_expr instead.
1071 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1072 CALL_EXPR accessors.
1073 (create_expression_by_pieces): Likewise. Use build_call_array
1074 to construct the result instead of fold_build3.
1075 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1076 dealing with argument lists.
1077 (init_pre): Remove references to expression_node_pool and
1078 list_node_pool. Init temp_call_expr_obstack instead.
1079 (fini_pre): Remove references to expression_node_pool and
1082 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1083 and walk arguments explicitly instead of as a list.
1085 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1086 (mx_register_decls): Likewise.
1087 (mudflap_register_call): Likewise.
1088 (mudflap_finish_file): Likewise.
1090 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1091 (ipa_callsite_compute_param): Likewise.
1093 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1094 accessors and constructor.
1096 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1097 accessors and constructor.
1098 (convert_tramp_reference): Likewise.
1099 (convert_call_expr): Likewise.
1100 (finalize_nesting_tree_1): Likewise.
1102 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1105 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1107 * tree-inline.c (initialize_inlined_parameters): Pass entire
1108 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1110 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1111 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1113 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1114 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1115 (vectorizable_reduction): Likewise.
1116 (vectorizable_call): Use new CALL_EXPR iterators.
1117 (vectorizable_conversion): Use build_call_expr.
1118 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1119 (vect_gen_widened_results_half): Use build_call_expr.
1120 (vect_setup_realignment): Likewise.
1121 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1123 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1124 (pass_through_call): Likewise.
1125 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1128 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1129 (tree_gen_pow2_profiler): Likewise.
1130 (tree_gen_one_value_profiler): Likewise.
1131 (tree_gen_ic_func_profiler): Likewise.
1132 (tree_gen_average_profiler): Likewise.
1133 (tree_gen_ior_profiler): Likewise.
1135 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1136 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1137 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1139 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1140 of TREE_CODE_LENGTH.
1142 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1143 of TREE_CODE_LENGTH.
1145 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1147 (convert_to_integer): Likewise.
1149 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1152 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1153 Brooks Moses <brooks.moses@codesourcery.com>
1154 Lee Millward <lee.millward@codesourcery.com>
1156 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1158 * config/frv/frv.c (frv_expand_builtin): Likewise.
1159 * config/s390/s390.c (s390_expand_builtin): Likewise.
1161 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1162 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1164 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1165 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1166 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1167 (ix86_expand_store_builtin): Likewise.
1168 (ix86_expand_unop_builtin): Likewise.
1169 (ix86_expand_unop1_builtin): Likewise.
1170 (ix86_expand_sse_compare): Likewise.
1171 (ix86_expand_sse_comi): Likewise.
1172 (ix86_expand_vec_init_builtin): Likewise.
1173 (ix86_expand_vec_ext_builtin): Likewise.
1174 (ix86_expand_vec_set_builtin): Likewise.
1175 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1177 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1178 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1180 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1181 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1182 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1184 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1186 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1187 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1188 arglist. Use new CALL_EXPR accessors. Fix callers.
1189 (altivec_expand_abs_builtin): Likewise.
1190 (rs6000_expand_binop_builtin): Likewise.
1191 (altivec_expand_predicate_builtin): Likewise.
1192 (altivec_expand_lv_builtin): Likewise.
1193 (spe_expand_stv_builtin): Likewise.
1194 (altivec_expand_stv_builtin): Likewise.
1195 (rs6000_expand_ternop_builtin): Likewise.
1196 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1197 (altivec_expand_st_builtin): Likewise.
1198 (altivec_expand_dst_builtin): Likewise.
1199 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1200 arglist. Use new CALL_EXPR accessors. Fix callers.
1201 (altivec_expand_vec_set_builtin): Likewise.
1202 (altivec_expand_vec_ext_builtin): Likewise.
1203 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1204 (spe_expand_builtin): Likewise.
1205 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1206 arglist. Use new CALL_EXPR accessors. Fix callers.
1207 (spe_expand_evsel_builtin): Likewise.
1208 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1209 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1211 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1212 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1213 (arm_expand_unop_builtin): Likewise.
1214 (arm_expand_builtin): Use new CALL_EXPR accessors.
1216 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1219 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1220 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1221 (bfin_expand_unop_builtin): Likewise.
1222 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1224 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1225 Brooks Moses <brooks.moses@codesourcery.com>
1226 Lee Millward <lee.millward@codesourcery.com>
1228 * c-semantics.c (build_stmt): Add internal diagnostic check.
1230 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1231 accessors. Print arguments explicitly instead of as a list.
1233 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1235 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1236 (c_finish_omp_flish): Likewise.
1238 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1239 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1240 instead of TREE_CODE_LENGTH.
1241 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1242 (c_warn_unused_result): Likewise.
1244 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1247 * doc/invoke.texi (Warning Options): Remove
1248 -Werror-implicit-function-declaration.
1249 (Wimplicit-function-declaration): Update description.
1250 * opts.c (common_handle_option): Move handling of -Werror=* to...
1251 (enable_warning_as_error): ...here.
1252 * opts.h (enable_warning_as_error): Declare.
1253 * c-decl.c (implicit_decl_warning): Unless
1254 -Wno-implicit-function-declaration is given, emit a pedwarn if
1255 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1256 * c.opt (Wimplicit-function-declaration): Replace
1257 mesg_implicit_function_declaration with
1258 warn_implicit_function_declaration.
1259 * c-opts.c (c_common_handle_option):
1260 -Werror-implicit-function-declaration is exactly equal as
1261 -Werror=implicit-function-declaration.
1262 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1263 warn_implicit_function_declaration.
1264 (c_common_post_options): -Wimplict-function-declaration is enabled
1265 by default by -std=c99, otherwise is disabled by default.
1266 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1268 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1270 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1271 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1272 former is ignored but not the latter.
1274 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1276 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1277 is made and the reference doesn't use the alias set of its type,
1278 do not create the temporary using that type.
1280 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1282 * jump.c: Remove prototypes for delete_computation and
1283 delete_prior_computation.
1285 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1287 * jump.c (get_label_after): Delete.
1288 (get_label_before, delete_computation, delete_jump,
1289 delete_prior_computation, follow_jumps): Move...
1290 * reorg.c (delete_computation, delete_prior_computation): ... here...
1291 (get_label_before, delete_jump): ... making these static ...
1292 (follow_jumps): ... and simplifying this since it only runs after
1294 * rtl.h (get_label_after, get_label_before, delete_jump,
1295 follow_jumps): Delete prototypes.
1297 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1299 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1301 2007-02-15 Nick Clifton <nickc@redhat.com>
1303 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1304 order to prevent it from being munged by the target.
1306 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1308 * config/i386/i386.md: Remove misleading comment.
1310 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1312 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1313 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1316 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1318 * tree-sra.c (instantiate_missing_elements): Canonicalize
1320 (sra_build_assignment): New.
1321 (generate_copy_inout, generate_element_copy,
1322 generate_element_zero, generate_one_element_init): Use it.
1324 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1326 * tree-sra.c (instantiate_missing_elements): Canonicalize
1328 (sra_build_assignment): New.
1329 (generate_copy_inout, generate_element_copy,
1330 generate_element_zero, generate_one_element_init): Use it.
1332 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1334 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1337 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1339 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1340 types as aggregates not scalars.
1341 * function.c (assign_stack_temp_for_type): Likewise.
1343 2007-02-14 Roger Sayle <roger@eyesopen.com>
1344 Zdenek Dvorak <dvorakz@suse.cz>
1346 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1349 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1351 * passes.c (next_pass_1): Clear the next field of the copied
1354 2007-02-14 Richard Henderson <rth@redhat.com>
1356 * tree-sra.c (early_sra): New.
1357 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1358 (tree_sra_early, pass_sra_early): New.
1359 * tree-pass.h (pass_sra_early): Declare.
1360 * passes.c (init_optimization_passes): Use it.
1362 2007-02-14 Richard Guenther <rguenther@suse.de>
1364 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1366 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1368 PR tree-optimization/30771
1369 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1371 (vect_analyze_operations): Induction phis can now be marked as
1373 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1374 Update documentation accordingly.
1376 2007-02-14 Nick Clifton <nickc@redhat.com>
1378 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1379 most 3 arguments are supported.
1380 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1382 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1384 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1385 Ensure dst->current is valid.
1387 2007-02-13 Paul Brook <paul@codesourcery.com>
1389 * config.gcc: Add arm*-*-uclinux-*eabi.
1390 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1391 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1392 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1393 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1394 (LINK_SPEC): Define.
1396 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1398 * config/arm/uclinux-eabi.h: New file.
1399 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1400 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1403 2007-02-13 Ian Lance Taylor <iant@google.com>
1405 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1406 * flags.h (warn_strict_overflow): Declare.
1407 (enum warn_strict_overflow_code): Define.
1408 (issue_strict_overflow_warning): New static inline function.
1409 * opts.c (warn_strict_overflow): New variable.
1410 (common_handle_option): Handle OPT_Wstrict_overflow and
1411 OPT_Wstrict_overflow_.
1412 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1414 * fold-const.c: Include intl.h.
1415 (fold_deferring_overflow_warnings): New static variable.
1416 (fold_deferred_overflow_warning): New static variable.
1417 (fold_deferred_overflow_code): New static variable.
1418 (fold_defer_overflow_warnings): New function.
1419 (fold_undefer_overflow_warnings): New function.
1420 (fold_undefer_and_ignore_overflow_warnings): New function.
1421 (fold_deferring_overflow_warnings_p): New function.
1422 (fold_overflow_warning): New static function.
1423 (make_range): Add strict_overflow_p parameter. Change all
1425 (extract_muldiv, extract_muldiv_1): Likewise.
1426 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1427 tree_expr_nonnegative_p.
1428 (fold_negate_expr): Call fold_overflow_warning.
1429 (fold_range_test): Likewise.
1430 (fold_comparison): Likewise.
1431 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1432 instead of tree_expr_nonnegative_p.
1433 (tree_expr_nonnegative_warnv_p): Rename from
1434 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1435 (tree_expr_nonnegative_p): New function.
1436 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1437 strict_overflow_p parameter.
1438 (tree_expr_nonzero_p): New function.
1439 * passes.c (verify_interpass_invariants): New static function.
1440 (execute_one_pass): Call it.
1441 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1443 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1444 (estimate_numbers_of_iterations): Likewise.
1445 (scev_probably_wraps_p): Likewise.
1446 * tree-ssa-ccp.c: Include "toplev.h".
1447 (evaluate_stmt): Defer fold overflow warnings until we know we are
1449 (struct fold_stmt_r_data): Add stmt field.
1450 (fold_stmt_r): Defer fold overflow warnings until we know we
1452 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1453 (fold_stmt_inplace): Likewise.
1454 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1455 (cleanup_control_expr_graph): Defer fold overflow warnings until
1456 we know we are going to optimize.
1457 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1458 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1460 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1461 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1462 * tree-ssa-loop-manip.c (create_iv): Likewise.
1463 * c-typeck.c (build_conditional_expr): Likewise.
1464 (build_binary_op): Likewise.
1465 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1466 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1467 (extract_range_from_unary_expr): Likewise.
1468 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1469 assuming that signed overflow does not occur.
1470 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1471 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1472 (fold_defer_overflow_warnings): Declare.
1473 (fold_undefer_overflow_warnings): Declare.
1474 (fold_undefer_and_ignore_overflow_warnings): Declare.
1475 (fold_deferring_overflow_warnings_p): Declare.
1476 (tree_expr_nonzero_warnv_p): Declare.
1477 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1479 (Warning Options): Document -Wstrict-overflow.
1480 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1481 (tree-ssa-ccp.o): Likewise.
1482 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1483 (fold-const.o): Depend on intl.h.
1485 2007-02-13 Ian Lance Taylor <iant@google.com>
1488 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1491 2007-02-13 Stuart Hastings <stuart@apple.com>
1493 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1495 2007-02-13 Richard Henderson <rth@redhat.com>
1497 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1498 handled_component_p before looking for the indirect_ref.
1500 2007-02-13 Richard Henderson <rth@redhat.com>
1502 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1503 remove flags clobber.
1504 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1505 (bswaphi_lowpart): New.
1506 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1507 remove TARGET_BSWAP test. Delete expander of the same name.
1509 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1510 (expand_unop): Use them.
1512 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1514 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1515 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1516 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1517 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1518 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1519 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1520 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1521 assembler dialect choice from asm templates.
1523 2007-02-12 Richard Henderson <rth@redhat.com>
1525 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1526 (fixuns_trunc<SSEMODEF>si2): Use it.
1527 * config/i386/sse.md (vec_setv4sf_0): Export.
1528 * config/i386/i386.c (ix86_build_const_vector): Export.
1529 (ix86_split_convert_uns_si_sse): Rename from
1530 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1531 * config/i386/i386-protos.h: Update.
1533 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1536 * c-typeck.c (c_finish_return): Improve warning message.
1538 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1540 * alias.c (find_symbolic_term): Delete unused function.
1542 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1544 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1545 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1546 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1548 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1550 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1551 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1552 the function, temporarily point the debug interface to the null one.
1554 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1556 * dwarf2out.c (round_up_to_align): New static function.
1557 (field_byte_offset): Use it to round the offset.
1559 2007-02-12 Richard Henderson <rth@redhat.com>
1561 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1562 (inswl_const): Export.
1564 2007-02-12 Richard Henderson <rth@redhat.com>
1566 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1567 result mode of the libcall, convert back to outmode.
1569 2007-02-12 Roger Sayle <roger@eyesopen.com>
1571 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1572 (bswapdi2): New define_expand to implement 32-bit implementation.
1574 2007-02-12 Nick Clifton <nickc@redhat.com>
1576 * doc/invoke.texi (Overall Options): Document --help=.
1577 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1578 (cc1_options): Pass --help= on to cc1.
1579 (display_help): Add description of --help=.
1580 (process_command): Add code to handle --help=. Allow translated
1581 --help and --target-help switches to be passed on to compiler
1583 (main): Remove unused if statement.
1584 * opts.c (columns): Remove.
1585 (LEFT_COLUMN): Define.
1586 (wrap_help): Add columns argument.
1587 (print_filtered_help): Change parameters to be an include bitmask,
1588 an exclude bitmask, an any bitmask and the column width. Move the
1589 code to display the params list here. Add code to display the
1590 status of options rather than their descriptions if the quiet flag
1592 (print_specific_help): Change parameters to be an include bitmask,
1593 an exclude bitmask and an any bitmask. Move code to look up the
1594 column width here. Decide upon the title for an options listing.
1595 (common_handle_options): Add code to handle --help=. Adapt code
1596 for --help and --target-help to use the revised form of the
1597 print_specific_help function.
1598 (print_help): Delete.
1599 (print_param_help): Delete.
1600 (print_switch): Delete.
1601 * opts.h (cl_lang_count): Add prototype.
1602 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1603 CL_MAX_OPTION_CLASS): New defines.
1604 * optc-gen.awk: Add construction of cl_lang_count.
1605 * c.opt: Add Warning attribute to warning options and Optimization
1606 attribute to optimization options.
1607 * common.opt: Likewise.
1609 Add -fhelp and -ftarget-help as aliases for the transformed --help
1610 and --target-help options.
1611 * opt-functions.awk: Add code to handle Warning and Optimization
1614 2007-02-12 Richard Henderson <rth@redhat.com>
1616 * config/alpha/constraints.md: New file.
1617 * config/alpha/alpha.c: Include tm-constrs.h.
1618 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1619 alpha_extra_constraint): Remove.
1620 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1621 * config/alpha/alpha-protos.h: Update.
1622 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1623 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1624 (EXTRA_CONSTRAINT): Remove.
1625 * config/alpha/alpha.md: Include constraints.md.
1626 (adddi splitter): Use satisfies_constraint_*.
1627 * config/alpha/predicates.md (add_operand): Likewise.
1628 (sext_add_operand, addition_operation): Likewise.
1630 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1632 PR tree-optimization/29145
1633 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1634 in our handling of restrict qualified pointers.
1636 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1639 * doc/invoke.texi (Wunused-value): Update description.
1640 (Wextra): Delete item.
1641 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1642 value of Wunused-value.
1643 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1644 (c_finish_stmt_expr): Don't check extra_warnings.
1645 (emit_side_effect_warnings): The caller is responsible to check
1648 2007-02-11 Roger Sayle <roger@eyesopen.com>
1649 Matt Thomas <matt@3am-software.com>
1651 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1653 2007-02-11 Roger Sayle <roger@eyesopen.com>
1655 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1656 comparisons of POPCOUNT against zero.
1657 (simplify_const_relational_operation): Likewise.
1659 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1661 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1663 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1665 * dwarf2out.c (root_type): Delete unused function.
1667 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1669 * genattrtab.c (contained_in_p): Delete unused function.
1670 (write_expr_attr_cache): Likewise.
1672 2007-02-11 Jan Hubicka <jh@suse.cz>
1674 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1677 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1679 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1680 to add the REG_EQ* note.
1681 * see.c (see_merge_one_use_extension): Likewise.
1682 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1683 turn REG_EQUAL notes into REG_EQUIV notes if the target
1684 register may have more than one set.
1685 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1686 * gcse.c (try_replace_reg): Likewise.
1687 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1688 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1689 more than one REG_EQUIV note.
1690 * reload1.c (gen_reload): Use set_unique_reg_note.
1692 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1694 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1695 (ix86_builtin_conversion): New function.
1697 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1700 * tree.h (DECL_REPLACEABLE_P): New macro.
1701 * except.c (set_nothrow_function_flags): Likewise.
1703 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1704 Ira Rosen <irar@il.ibm.com>
1705 Dorit Nuzman <dorit@il.ibm.com>
1707 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1708 * targhooks.c (default_builtin_vectorized_conversion): New.
1709 * targhooks.h (default_builtin_vectorized_function): New declaration.
1710 * target.h (struct vectorize): Add builtin_conversion field.
1711 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1712 stmt_vec_info_type value.
1713 (vectorizable_conversion): New declaration.
1714 * tree-vect-analyze.c (vect_analyze_operations): Add
1715 vectorizable_conversion call.
1716 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1717 * tree-vect-transform.c (vectorizable_conversion): New function.
1718 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1719 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1721 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1722 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1723 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1724 or ALTIVEC_BUILTIN_VCFSX.
1726 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1729 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1730 CONST_DOUBLE and operand 0 is a hard register.
1731 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1732 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1733 is a hard floating-point register.
1735 2007-02-10 Richard Henderson <rth@redhat.com>
1736 Jakub Jelinek <jakub@redhat.com>
1737 Alexandre Oliva <aoliva@redhat.com>
1739 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1740 * builtin-types.def (BT_WORD): Make unsigned.
1741 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1742 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1743 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1744 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1745 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1746 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1748 * expr.c (emutls_var_address): New.
1749 (expand_expr_real_1): Expand emulated tls.
1750 (expand_expr_addr_expr_1): Likewise.
1751 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1752 * output.h (emutls_finish): Declare.
1753 * toplev.c (compile_file): Call it.
1754 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1755 address before wrapping in CONST.
1756 * varasm.c (emutls_htab, emutls_object_type): New.
1757 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1758 (get_emutls_object_name, get_emutls_object_type): New.
1759 (get_emutls_init_templ_addr, emutls_decl): New.
1760 (emutls_common_1, emutls_finish): New.
1761 (assemble_variable): When emulating tls, swap decls; generate
1762 constructor for the emutls objects.
1763 (do_assemble_alias): When emulating tls, swap decl and target name.
1764 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1766 * varpool.c (decide_is_variable_needed): Look at force_output.
1767 Recurse for emulated tls.
1768 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1769 with decide_is_variable_needed.
1770 * emutls.c: New file.
1771 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1772 tls_object for real tls.
1774 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1776 PR rtl-optimization/29599
1777 * reload1.c (eliminate_regs_in_insn): Take the destination
1778 mode into account when computing the offset.
1780 2007-02-09 Stuart Hastings <stuart@apple.com>
1781 Richard Henderson <rth@redhat.com>
1783 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1784 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1785 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1786 fixuns_truncdfhi2): New.
1787 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1788 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1789 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1790 (floatunssidf2): Allow nonimmediate source.
1791 * gcc/config/i386/sse.md (movdi_to_sse): New.
1792 (vec_concatv2di): Drop '*'.
1793 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1794 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1795 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1797 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1798 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1799 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1800 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1801 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1802 ix86_build_const_vector.
1803 (x86_emit_floatuns): Rewrite.
1805 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1807 * genautomata.c (longest_path_length): Delete unused function.
1808 (struct state): Delete unused longest_path_length.
1809 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1810 (get_free_state): Delete unused.
1812 2007-02-09 Jan Hubicka <jh@suse.cz>
1814 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1815 * doc/invoke.texi (inline-unit-growth): Update default value.
1817 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1818 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1819 (rebuild_cgraph_edges): Likewise.
1820 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1821 (dump_cgraph_node): Dump frequencies.
1822 (cgraph_clone_edge): Add frequency scales.
1823 (cgraph_clone_node): Add freuqnecy.
1824 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1825 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1826 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1827 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1828 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1829 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1830 (save_inline_function_body): Likewise.
1831 * ipa-inline.c: inluce rtl.h
1832 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1833 (cgraph_edge_badness): Use frequencies.
1834 (cgraph_decide_recursive_inlining): Update clonning.
1835 (cgraph_decide_inlining_of_small_function): Dump frequency.
1836 * predict.c (estimate_bb_frequencies): Export.
1837 * predict.h (estimate_bb_frequencies): Declare.
1838 * tree-inline.c (copy_bb): Watch overflows.
1839 (expand_call_inline): Update call of cgraph_create_edge.
1840 (optimize_inline_calls): Use TODO flags to update frequnecies.
1841 * passes.h: Include predict.h
1842 (init_optimization_passes): Move profile ahead.
1843 (execute_function_todo): Handle TODO_rebuild_frequencies.
1845 2007-02-09 Roger Sayle <roger@eyesopen.com>
1847 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1848 the insbl or inswl pattern into a register.
1850 2007-02-09 Roger Sayle <roger@eyesopen.com>
1852 * config/ia64/ia64.md (bswapdi2): New define_insn.
1854 2007-02-09 Richard Henderson <rth@redhat.com>
1856 * config/i386/constraints.md (Ym): New constraint.
1857 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1858 (movdi_1_rex64): Split sse and xmm general register moves from
1859 memory move alternatives. Use conditional register constraints.
1860 (movsf_1, movdf_integer): Likewise.
1861 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1862 (movdf_integer_rex64): New.
1863 (pushsf_rex64): Fix output constraints.
1864 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1865 (sse2_stored): Likewise.
1866 (sse2_storeq_rex64): New.
1867 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1868 amd and not generic.
1869 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1870 for optimize_size. Remove SF/DFmode hack.
1872 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1874 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1877 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1878 Richard Sandiford <richard@codesourcery.com>
1880 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1881 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1882 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1883 m68k/t-mlib to tmake_file.
1884 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1885 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1886 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1887 Allow it to be cf or m68k. Set m68k_arch_family. If that
1888 variable is not empty, add t-$m68k_arch_family to tmake_file.
1889 Add t-mlibs to tmake_file.
1890 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1891 * config/m68k/t-cf: New file.
1892 * config/m68k/t-m68k: Likewise.
1893 * config/m68k/t-mlibs: Likewise.
1894 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1895 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1896 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1897 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1898 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1900 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1901 (INSTALL_LIBGCC): Delete.
1902 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1903 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1904 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1905 (M68K_MLIB_CPU): Define.
1906 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1907 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1908 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1910 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1911 Richard Guenther <rguenther@suse.de>
1914 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1915 against INT_MIN/INT_MAX.
1916 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1917 file if a loop is removed.
1919 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1921 * calls.c (store_one_arg): Pass correct alignment to
1922 emit_push_insn for non-BLKmode values.
1923 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1924 unaligned stack slot via a suitably aligned slot.
1926 2007-02-08 DJ Delorie <dj@redhat.com>
1928 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1930 (legal_subregs): Use unsigned char, make const.
1931 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1933 2007-02-08 Paul Brook <paul@codesourcery.com>
1935 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1936 special interworking needed.
1938 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1940 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1941 conditional to __SSE2__.
1942 (Entries below should have been added to first ChangeLog
1943 entry for amdfam10 dated 2007-02-05)
1944 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1946 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1948 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1951 2007-02-08 DJ Delorie <dj@redhat.com>
1953 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1954 * config/m32c/m32c.c (legal_subregs): New.
1955 (m32c_illegal_subreg_p): New.
1956 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1957 unsupported subregs of hard regs.
1959 2007-02-08 Jan Hubicka <jh@suse.cz>
1961 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1962 the same one; always update histograms.
1964 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1966 * passes.c (init_optimization_passes): Tidy comment.
1968 2007-02-08 Roger Sayle <roger@eyesopen.com>
1970 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1971 strip zero_extend, bswap and rotates from POCOUNT's argument.
1972 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1973 zero_extend and rotates from PARITY's argument.
1974 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1975 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1976 of an integer constant at compile-time.
1978 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1981 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
1983 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
1986 * tree-ssa-live.c (remove_unused_locals): Do not remove
1987 TREE_ADDRESSABLE variables.
1988 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
1989 * tree-ssa-operands.c (add_virtual_operand): Remove argument
1990 FOR_CLOBBER. Update all users.
1991 If VAR has an associated alias set, add a virtual operand for
1992 it if no alias is found to conflict with the memory reference.
1994 2007-02-07 Jan Hubicka <jh@suse.cz>
1995 Robert Kidd <rkidd@crhc.uiuc.edu>
1997 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
1999 2007-02-07 Ian Lance Taylor <iant@google.com>
2001 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2003 2007-02-07 Roger Sayle <roger@eyesopen.com>
2005 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2006 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2007 tablejumpdi, movsi_to_cr_one): Remove constraints from
2008 define_expand's match_operands.
2010 2007-02-07 Roger Sayle <roger@eyesopen.com>
2012 * global.c (compute_regsets): Move declatation of "i" inside of
2013 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2015 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2018 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2019 of INDIRECT_REF <RESULT_DECL>.
2021 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2023 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2024 Kaz Kojima <kkojima@gcc.gnu.org>
2027 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2029 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2031 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2033 * doc/loop.texi: Document possibility not to perform disambiguation
2034 of loops with multiple latches.
2035 * cfgloopmanip.c (alp_enum_p): Removed.
2036 (add_loop): Handle subloops. Use get_loop_body_with_size.
2037 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2038 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2039 the new forwarder block.
2040 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2041 Handle the case latch is NULL.
2042 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2043 when marking loop exits.
2044 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2046 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2047 disambiguate_loops_with_multiple_latches.
2048 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2049 before fix_loop_structure.
2050 * cfgloop.c: Include pointer-set.h and output.h.
2051 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2052 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2053 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2054 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2055 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2056 disambiguate_multiple_latches, get_loop_body_with_size,
2057 disambiguate_loops_with_multiple_latches): New functions.
2058 (flow_loop_dump): Dump multiple latch edges.
2059 (flow_loop_nodes_find): Handle loops with multiple latches.
2060 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2061 (glb_enum_p): Modified.
2062 (get_loop_body): Use get_loop_body_with_size.
2063 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2064 (AVOID_CFG_MODIFICATIONS): New constant.
2065 (disambiguate_loops_with_multiple_latches, add_loop,
2066 get_loop_body_with_size): Declare.
2067 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2069 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2072 * global.c (compute_regsets): New function.
2073 (global_alloc): Refactored ELIMINABLE_REGSET
2074 and NO_GLOBAL_ALLOC_REGS computation out.
2075 (rest_of_handle_global_alloc): Call compute_regsets()
2076 for non-optimizing case.
2078 2007-02-06 Richard Henderson <rth@redhat.com>
2080 * config/i386/constraints.md (Y2): Rename from Y.
2081 (Yi): New constraint.
2082 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2083 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2084 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2085 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2086 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2087 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2088 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2089 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2090 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2091 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2092 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2093 vec_extractv2si_1): Change Y constraints to Y2.
2094 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2095 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2096 Change Y constraints to Y2.
2097 (sse2_loadld): Change Y constraints to x.
2099 2007-02-06 Roger Sayle <roger@eyesopen.com>
2101 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2102 (parity<mode>2): New define_expand using rs6000_emit_parity.
2103 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2104 rs6000_emit_parity): New functions.
2105 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2106 rs6000_emit_parity): Prototype here.
2108 2007-02-06 Ian Lance Taylor <iant@google.com>
2110 * lower-subreg.c (simple_move_operand): Reject CONST.
2111 (resolve_clobber): Call validate_change rather than directly
2112 assigning to XEXP (pat, 0).
2114 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2116 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2117 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2118 (tree-cfg.o): Remove hashtab.h dependency.
2120 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2121 (struct ivopts_data): Change niters to pointer_map_t.
2122 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2123 (niter_for_exit): Create pointer_map on demand. Change for
2125 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2126 (free_loop_data): Destroy data->niters if created and reset field.
2127 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2128 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2130 * tree-ssa-reassoc.c: Include pointer-set.h.
2131 (bb_rank): Change to long *.
2132 (operand_rank): Change to pointer_map_t.
2133 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2134 (insert_operand_rank): Accept long.
2135 (operand_entry_hash, operand_entry_eq): Remove.
2136 (get_rank): Return long. Adjust for changes above.
2137 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2139 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2141 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2142 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2143 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2145 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2146 directly since it cannot be NULL.
2147 (get_vi_for_tree): Rewrite for pointer_map API.
2148 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2149 (init_alias_vars): Create vi_for_tree as pointer_map.
2150 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2152 * tree-cfg.c: Don't include hashtab.h.
2153 (edge_to_cases): Declare as pointer_map.
2154 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2156 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2157 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2158 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2160 (record_switch_edge): Delete.
2161 (get_cases_for_edge): Adjust for pointer_map API, inline
2162 record_switch_edge (rewritten for new API), remove goto.
2164 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2166 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2167 * tree-nested.c: Include pointer-set.h.
2168 (var_map_elt, var_map_eq, var_map_hash): Delete.
2169 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2171 (nesting_info_bitmap_obstack): New.
2172 (lookup_field_for_decl): Adjust for pointer_map API.
2173 (lookup_tramp_for_decl): Adjust for pointer_map API.
2174 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2175 (get_local_debug_decl): Adjust for pointer_map API.
2176 (convert_nl_goto_reference): Adjust for pointer_map API.
2177 (convert_nl_goto_receiver): Adjust for pointer_map API.
2178 (create_nesting_tree): Create outside GGC space. Create bitmap on
2179 the new obstack. Create field_map and var_map as pointer_maps.
2180 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2182 (lower_nested_functions): Move root here, no need to NULL it.
2183 Initialize and release the obstack.
2185 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2187 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2188 Remove prototypes and make them non-static.
2189 (struct tree_int_map): Remove.
2190 * tree.h (struct tree_int_map): Move here, turning TO into an
2192 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2194 * tree.h (TREE_COMPLEXITY): Remove.
2195 (struct tree_exp): Remove complexity field.
2196 * tree.c (build1_stat): Don't set it.
2198 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2199 Victor Kaplansky <victork@il.ibm.com>
2201 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2202 (vect_is_simple_reduction): Support reduction with induction as
2203 one of the operands.
2204 (vect_is_simple_iv_evolution): Fix formatting.
2205 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2206 formatting. Don't mark induction phis for vectorization.
2207 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2208 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2209 (vect_get_vec_def_for_operand): Support induction.
2210 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2212 (vectorizable_reduction): Support reduction with induction as one of
2214 (vectorizable_type_demotion): Use def-type of stmt argument rather
2215 than dummy def-type.
2217 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2218 flag_tree_scev_cprop.
2219 * common.opt (tree-scev-cprop): New flag.
2221 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2222 call to vect_get_new_vect_var.
2224 2007-02-06 Ira Rosen <irar@il.ibm.com>
2226 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2227 vectype is not NULL.
2228 (vect_pattern_recog_1): Likewise.
2230 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2232 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2233 (fold_negate_expr): Likewise.
2235 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2238 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2239 even if cv-qualification is the same.
2241 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2243 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2244 __enable_execute_stack on completion.
2246 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2248 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2249 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2250 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2251 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2252 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2253 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2254 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2255 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2257 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2259 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2260 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2261 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2262 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2263 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2264 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2265 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2266 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2267 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2268 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2269 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2270 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2271 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2272 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2273 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2274 sqrtextenddfxf2_i387): Added amdfam10_decode.
2276 * config/i386/athlon.md (athlon_idirect_amdfam10,
2277 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2278 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2279 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2280 athlon_ivector_store_amdfam10): New define_insn_reservation.
2281 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2284 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2286 * config/i386/athlon.md (athlon_call_amdfam10,
2287 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2288 define_insn_reservation.
2289 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2290 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2291 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2293 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2295 * config/i386/athlon.md (athlon_sseld_amdfam10,
2296 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2297 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2299 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2301 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2302 define_insn_reservation.
2303 * config/i386/i386.md (sseins): Added sseins to define_attr type
2304 and define_attr unit.
2305 * config/i386/sse.md: Set type attribute to sseins for insertq
2308 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2310 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2311 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2312 ssecomi_load_amdfam10, ssecomi_amdfam10,
2313 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2314 define_insn_reservation.
2315 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2317 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2319 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2320 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2321 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2322 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2323 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2324 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2325 define_insn_reservation.
2327 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2328 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2329 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2330 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2331 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2333 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2335 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2336 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2337 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2338 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2339 athlon_ssemul_load_k8): Added amdfam10.
2341 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2343 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2344 (x86_sse_unaligned_move_optimal): New variable.
2346 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2348 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2349 for unaligned vector SSE double/single precision loads for AMDFAM10.
2351 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2353 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2354 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2355 Define TARGET_CPU_DEFAULT_amdfam10.
2356 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2357 (processor_type): Add PROCESSOR_AMDFAM10.
2359 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2360 processor_type in config/i386/i386.h.
2361 Enable imul peepholes for TARGET_AMDFAM10.
2363 * config.gcc: Add support for --with-cpu option for amdfam10.
2365 * config/i386/i386.c (amdfam10_cost): New variable.
2366 (m_AMDFAM10): New macro.
2367 (m_ATHLON_K8_AMDFAM10): New macro.
2368 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2369 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2370 x86_promote_QImode, x86_integer_DFmode_moves,
2371 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2372 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2373 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2374 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2375 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2376 Enable/disable for amdfam10.
2377 (override_options): Add amdfam10_cost to processor_target_table.
2378 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2379 processor_alias_table.
2380 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2381 (ix86_adjust_cost): Add code for amdfam10.
2383 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2385 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2386 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2387 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2388 * config/i386/i386.h: Add builtin definition for SSE4A.
2389 * config/i386/i386.md: Add support for ABM instructions
2391 * config/i386/sse.md: Add support for SSE4A instructions
2392 (movntss, movntsd, extrq, insertq).
2393 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2394 Add -march=amdfam10 flag.
2395 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2396 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2398 * doc/extend.texi: Add documentation for SSE4A builtins.
2400 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2402 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2404 2007-02-05 Richard Guenther <rguenther@suse.de>
2406 * tree-vectorizer.h (vectorizable_function): Add argument type
2407 argument, change return type.
2408 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2409 * tree-vect-transform.c (vectorizable_function): Handle extra
2410 argument, return vectorized function decl.
2411 (build_vectorized_function_call): Remove.
2412 (vectorizable_call): Handle calls with result and argument types
2413 differing. Handle loop vectorization factor correctly.
2414 * targhooks.c (default_builtin_vectorized_function): Adjust for
2416 * targhooks.h (default_builtin_vectorized_function): Likewise.
2417 * target.h (builtin_vectorized_function): Add argument type
2419 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2420 extra argument, allow vectorizing of lrintf.
2421 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2422 documentation of target hook.
2424 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2427 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2428 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2429 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2431 2007-02-05 Roger Sayle <roger@eyesopen.com>
2433 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2434 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2435 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2436 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2437 before canonicalizing sincos to cexpi.
2438 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2440 2007-02-05 Roger Sayle <roger@eyesopen.com>
2442 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2443 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2444 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2446 2007-02-05 Roger Sayle <roger@eyesopen.com>
2448 * mips-tfile.c (initialize_init_file): Correct endianness test.
2450 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2452 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2455 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2457 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2458 saves in a PARALLEL before the register assignments.
2460 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2462 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2463 DWARF_FRAME_RETURN_COLUMN to be a general register.
2464 * dwarf2out.c (init_return_column_size): New function, split from...
2465 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2466 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2467 to be nongeneral registers.
2468 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2470 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2471 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2473 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2475 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2477 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2479 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2480 (remove_path): Use can_remove_branch_p and remove_branch instead
2481 of loop_delete_branch_edge.
2482 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2483 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2484 Update profile using scale_dominated_blocks_in_loop.
2485 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2486 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2487 (can_remove_branch_p, remove_branch): Declare.
2488 * tree-cfg.c (tree_can_remove_branch_p): New function.
2489 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2490 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2491 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2493 2007-02-05 Jan Hubicka <jh@suse.cz>
2496 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2497 nodes in cgraph, don't remove offline copy of the function.
2499 2007-02-04 Jan Hubicka <jh@suse.cz>
2501 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2502 vectors might cause maybe_lookup_element_for_expr to be called
2503 on non-sra-candidate.
2505 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2507 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2508 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2509 spelling conventions.
2511 2007-02-04 Richard Guenther <rguenther@suse.de>
2514 * fold-const.c (try_move_mult_to_index): Make sure to not
2515 overflow one dimension of a multi-dimensional array access.
2517 2007-02-04 Jan Hubicka <jh@suse.cz>
2519 * passes.c (init_optimization_passes): Reindent.
2521 2007-02-04 Jan Hubicka <jh@suse.cz>
2522 Eric Botcazou <ebotcazou@adacore.com>
2524 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2525 (execute_fixup_cfg): Break out the abnormal goto code.
2526 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2527 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2528 (optimize_inline_calls): Call make_nonlocal_label_edges.
2530 2007-02-04 Jan Hubicka <jh@suse.cz>
2532 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2533 true when something was changed.
2534 (rename_ssa_copies): When something was changed, do
2535 TODO_remove_unused_locals.
2536 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2537 add TODO_remove_unused_locals when instruction was removed.
2539 2007-02-04 Jan Hubicka <jh@suse.cz>
2541 * ipa-inline.c (try_inline): Improve debug output; work on already
2543 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2544 call try_inline for already inlined edges too when flattening;
2545 inline also functions that make callee growth but overall unit size
2548 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2550 * config/m32c/bitops.md, config/m32c/jump.md,
2551 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2552 config/m32r/m32r.h, config/m32r/m32r.md,
2553 config/m32r/predicates.md, config/m68hc11/larith.asm,
2554 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2555 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2556 config/mips/mips-protos.h, config/mips/mips.c,
2557 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2558 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2559 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2560 spelling conventions.
2562 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2563 Follow spelling conventions.
2565 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2567 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2568 warn about C++0x compatibility.
2570 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2572 * config/h8300/h8300.c, config/h8300/h8300.h,
2573 config/h8300/h8300.md: Follow spelling conventions.
2575 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2578 * combine.c (try_combine): Do not substitute source operand
2579 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2581 2007-02-03 Jan Hubicka <jh@suse.cz>
2583 PR gcov-profile/30650
2584 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2585 do not divide by zero for never executed counters.
2586 (tree_find_values_to_profile): Fix counters.
2587 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2589 2007-02-03 Ian Lance Taylor <iant@google.com>
2591 * lower-subreg.c (simple_move_operand): New static function,
2592 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2594 (simple_move): Call simple_move_operand.
2595 (find_decomposable_subregs): Add special handling of MEMs.
2596 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2597 meaning of return value. If we see a hard register, test whether
2598 it can store a word_mode value. Change all callers.
2600 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2602 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2603 ftrapv insns and expanders.
2604 (subdi3): Change define_expand operand 1 to arith11_operand, and
2605 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2606 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2607 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2611 * varasm.c (notice_global_symbol): Treat global objects as weak when
2614 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2616 * emit-rtl.c (dconstpi): Delete.
2618 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2619 * real.h (dconstpi): Delete.
2621 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2622 (fold_builtin_hypot): Likewise.
2624 2007-02-03 Tom Tromey <tromey@redhat.com>
2627 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2628 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2630 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2632 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2633 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2634 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2635 config/rs6000/cell.md, config/rs6000/darwin.h,
2636 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2637 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2638 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2639 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2640 typos. Follow spelling conventions.
2641 * doc/invoke.texi: Follow spelling conventions.
2643 2007-02-03 Roger Sayle <roger@eyesopen.com>
2645 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2646 canonicalization transformations that attempt to simplify integer
2647 constant comparisons to become comparisons against zero.
2649 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2651 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2653 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2654 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2656 2007-02-02 Mike Stump <mrs@apple.com>
2658 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2659 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2660 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2661 generate a branch island.
2663 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2665 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2666 (xtensa_legitimate_address_p): New.
2667 (xtensa_legitimize_address): New.
2668 (xtensa_output_addr_const_extra): New.
2669 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2671 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2672 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2673 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2674 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2675 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2676 (xtensa_legitimize_address): New.
2677 (xtensa_output_addr_const_extra): New.
2679 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2681 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2683 2007-02-02 Ian Lance Taylor <iant@google.com>
2685 * expmed.c (expand_divmod): Add comment.
2687 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2689 * emit-rtl.c (renumber_insns): Remove.
2690 * flags.h: Remove the extern for flag_renumber_insns.
2691 * rtl.h: Remove the prototype for renumber_insns.
2692 * toplev.c (flag_renumber_insns): Remove.
2694 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2696 Revert for x86 darwin:
2697 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2699 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2700 code before the following patch under TARGET_MACHO.
2701 (ix86_function_value_regno_p): Likewise.
2703 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2705 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2708 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2711 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2712 general or fp registers. Add comments.
2713 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2715 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2717 * pointer-set.c (insert_aux): Only return insertion slot.
2718 (pointer_set_insert): Adjust.
2719 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2720 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2721 pointer_map_traverse): New.
2722 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2723 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2724 pointer_map_contains, pointer_map_traverse): Declare.
2726 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2729 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2730 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2732 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2734 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2736 (struct _dep): New type.
2737 (dep_t): New typedef.
2738 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2739 (DEP_STATUS): New access macro. The macro with the same name was
2740 renamed to DEP_LINK_STATUS.
2741 (dep_init): Declare function
2743 (struct _dep_link): New type.
2744 (dep_link_t): New typedef.
2745 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2746 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2747 (DEP_LINK_STATUS): New macro.
2748 (debug_dep_links): New debug function.
2750 (struct _deps_list): New type.
2751 (deps_list_t): New typedef.
2752 (DEPS_LIST_FIRST): New access macro.
2753 (FOR_EACH_DEP_LINK): New cycle macro.
2754 (create_deps_list, free_deps_list, delete_deps_list): Declare
2756 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2757 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2758 (copy_deps_list_change_con): Ditto.
2760 (move_dep_link): Declare function.
2762 (struct _dep_node): New type.
2763 (dep_node_t): New typedef.
2764 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2766 (struct haifa_insn_data.back_deps): New field to hold backward
2767 dependencies of the insn.
2768 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2770 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2771 Change its type to deps_list_t.
2772 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2773 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2774 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2776 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2778 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2780 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2782 (dep_cost): Declare.
2784 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2785 (ds_to_dk, dk_to_ds): New functions.
2787 (init_dep_1): New static function.
2788 (init_dep): New function.
2789 (copy_dep): New static function.
2791 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2793 (detach_dep_link): New static function.
2794 (move_dep_link): New function.
2796 (dep_links_consistent_p, dump_dep_links): New static functions.
2797 (debug_dep_links): New debugging function.
2799 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2801 (alloc_deps_list, init_deps_list): New static functions.
2802 (create_deps_list): New function.
2803 (clear_deps_list): New static function.
2804 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2805 (deps_list_consistent_p, dump_deps_list): New static functions.
2806 (debug_deps_list): New function.
2807 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2809 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2811 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2812 use new scheduler dependencies lists.
2813 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2814 (sched_analyze): Ditto. Initialize dependencies lists.
2815 (add_forw_dep, compute_forward_dependences): Update to use new
2816 scheduler dependencies lists.
2818 (init_dependency_caches): Init deps_obstack.
2819 (free_dependency_caches): Free deps_obstack.
2821 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2822 new scheduler dependencies lists.
2823 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2824 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2826 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2827 Update to use new scheduler dependencies lists.
2828 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2829 (debug_dependencies): Ditto.
2830 (schedule_region): Update comments.
2832 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2833 scheduler dependencies lists.
2834 (schedule_ebb): Update comments.
2836 * rtl.def (DEPS_LIST): Remove.
2838 * lists.c (unused_deps_list): Remove.
2839 (free_list): Update assertions.
2841 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2842 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2844 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2845 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2847 * haifa-sched.c (comments): Update.
2848 (insn_cost1): Remove. Inline the code into insn_cost ().
2849 (insn_cost): Update to use new scheduler dependencies lists. Move
2850 processing of the dependency cost to dep_cost ().
2851 (dep_cost): New function. Use it instead of insn_cost () when
2852 evaluating cost of the dependency. Use compatible interface to
2853 interact with the target.
2854 (priority): Update to use new scheduler dependencies lists.
2855 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2856 with greater number of insns that depend on the insn.
2857 (schedule_insn): Update to use new scheduler dependencies lists. Add
2858 code to free backward dependencies lists. Inline and optimize code
2859 from resolve_dep () - see PR28071.
2860 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2861 lists. Update call to targetm.sched.is_costly_dependence hook.
2863 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2864 scheduler dependencies lists.
2866 (resolve_dep): Remove. Move the logic to schedule_insn ().
2867 (init_h_i_d): Initialize dependencies lists.
2869 (process_insn_depend_be_in_spec): Rename to
2870 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2872 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2873 Update to use new scheduler dependencies lists.
2874 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2876 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2877 new scheduler dependencies lists.
2878 (build_intra_loop_deps): Ditto.
2880 * target.h (struct _dep): Declare to use in
2881 gcc_target.sched.is_costly_dependence.
2882 (struct gcc_target.sched.adjust_cost): Fix typo.
2883 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2884 single dep_t parameter instead of an equivalent triad.
2885 (struct gcc_target.sched.adjust_cost_2): Remove.
2887 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2889 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2891 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2893 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2895 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2896 (REG_DEP_TRUE): Document.
2898 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2899 Change signature to correspond to the targetm.sched.adjust_cost hook.
2900 Update use in TARGET_SCHED_ADJUST_COST_2.
2901 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2902 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2903 new scheduler dependencies lists.
2904 (ia64_gen_check): Ditto.
2906 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2909 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2910 signature to correspond to the targetm.sched.is_costly_dependence hook.
2911 (is_costly_group): Update to use new scheduler dependencies lists.
2913 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2914 instead of INSN_COST () macro.
2916 2007-02-01 Ian Lance Taylor <iant@google.com>
2918 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2920 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2922 * pa.md (tp_load): Correct mfctl instruction syntax.
2924 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2926 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2927 altivec_padding_size calculation on AIX. Improve comment, add
2928 assert to verify that it's right.
2930 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2933 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2936 * global.c (global_alloc): Add mising initialization of
2939 2007-02-01 Roger Sayle <roger@eyesopen.com>
2941 * alias.c (init_alias_analysis): Correct whitespace.
2942 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2943 partition_hot_cold_basic_blocks): Likewise.
2944 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2945 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2946 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2947 fold_builtin_snprintf_chk, fold_builtin_printf,
2948 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2949 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2950 * cfgcleanup.c (cleanup_cfg): Likewise.
2951 * cfgexpand.c (tree_expand_cfg): Likewise.
2952 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2953 * function.c (get_next_funcdef_no): Likewise.
2954 * gengtype.c (main): Likewise.
2955 * genmodes.c (main): Likewise.
2956 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2957 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2958 * ifcvt.c (noce_emit_move_insn): Likewise.
2959 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2961 * stor-layout.c (get_best_mode): Likewise.
2962 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2963 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2964 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2965 perform_var_substitution, solve_graph): Likewise.
2966 * tree-vrp.c (vrp_finalize): Likewise.
2968 2007-02-01 Ian Lance Taylor <iant@google.com>
2970 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2971 high part of a paradoxical subreg, return a constant zero.
2973 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2975 * toplev.c (lang_dependent_init): Call init_set_costs.
2976 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2978 2007-02-01 Richard Guenther <rguenther@suse.de>
2981 * fold-const.c (fold_negate_expr): Allow negating a
2982 constant if overflow does not change.
2984 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2986 * doc/c-tree.texi (Expression trees): Improve markup.
2987 * doc/tm.texi (Register Classes, Addressing Modes)
2988 (Floating Point): Fix spacing after abbreviations. Fix some
2991 2007-02-01 Ben Elliston <bje@au.ibm.com>
2993 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
2994 * doc/contrib.texi: Likewise.
2995 * doc/install.texi: Likewise.
2997 2007-01-31 Richard Henderson <rth@redhat.com>
2998 Ian Lance Taylor <iant@google.com>
3000 * lower-subreg.c: New file.
3001 * rtl.def (CONCATN): Define.
3002 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3004 * emit-rtl.c (update_reg_offset): New static function, broken out
3005 of gen_rtx_REG_offset.
3006 (gen_rtx_REG_offset): Call update_reg_offset.
3007 (gen_reg_rtx_offset): New function.
3008 * regclass.c: Revert patch of 2006-03-05, restoring
3010 (clear_reg_info_regno): New function.
3011 * dwarf2out.c (concatn_loc_descriptor): New static function.
3012 (loc_descriptor): Handle CONCATN.
3013 * common.opt (fsplit_wide_types): New option.
3014 * opts.c (decode_options): Set flag_split_wide_types when
3016 * timevar.def (TV_LOWER_SUBREG): Define.
3017 * rtl.h (gen_reg_rtx_offset): Declare.
3018 (reg_scan_update): Declare.
3019 * regs.h (clear_reg_info_regno): Declare.
3020 * tree-pass.h (pass_lower_subreg): Declare.
3021 (pass_lower_subreg2): Declare.
3022 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3023 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3025 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3026 * Makefile.in (OBJS-common): Add lower-subreg.o.
3027 (lower-subreg.o): New target.
3029 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3031 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3033 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3036 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3038 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3041 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3043 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3045 * cfgloop.h: Include vec-prim.h.
3046 (enum li_flags): Remove LI_ONLY_OLD.
3047 (loop_iterator): Changed.
3048 (fel_next, fel_init): Iterate over loop tree.
3049 (FOR_EACH_LOOP_BREAK): New macro.
3050 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3052 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3053 * modulo-sched.c (sms_schedule): Ditto.
3054 * tree-vectorizer.c (vectorize_loops): Ditto.
3055 * doc/loop.texi: Update information on loop numbering and behavior of
3056 FOR_EACH_LOOP wrto new loops.
3057 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3058 add_to_evolution_1): Test nestedness of loops instead of comparing
3060 * tree-chrec.c (chrec_fold_plus_poly_poly,
3061 chrec_fold_multiply_poly_poly, chrec_evaluate,
3062 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3063 reset_evolution_in_loop): Ditto.
3064 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3066 2007-01-31 Dirk Mueller <dmueller@suse.de>
3068 * c-common.c (warn_about_parentheses): Separate warning about
3069 un-parenthized sequence of comparison operators from the one
3070 which is supposed to warn about x <= y <= z.
3072 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3074 * optabs.h (enum optab_index): Add new OTI_isinf.
3075 (isinf_optab): Define corresponding macro.
3076 * optabs.c (init_optabs): Initialize isinf_optab.
3077 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3079 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3080 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3082 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3083 expand_builtin_interclass_mathfn.
3084 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3085 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3086 (fxam<mode>2_i387): New insn pattern.
3087 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3088 built-in functions as x87 inline asm.
3090 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3092 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3094 2007-01-30 Eric Christopher <echristo@apple.com>
3096 * config.gcc: Add geode.
3098 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3100 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3101 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3102 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3103 value-prof.c: Fix comment typos.
3105 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3108 * doc/invoke.texi (Wpointer-arith): Document warning.
3110 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3112 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3113 the list of discrepancies from the draft TR.
3115 2007-01-30 Dirk Mueller <dmueller@suse.de>
3118 * doc/invoke.texi (-Wreturn-type): Update description to
3121 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3123 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3125 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3127 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3128 to handle optabs that operate on floating point input argument and
3129 output to integer output.
3130 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3131 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3132 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3133 expand_builtin_interclass_mathfn ().
3134 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3136 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3137 ilogbl built-in functions as x87 intrinsics.
3139 2007-01-30 Richard Guenther <rguenther@suse.de>
3142 * dwarf2out.c (reference_to_unused): Query varpool if the
3143 variable was output.
3145 2007-01-30 Richard Guenther <rguenther@suse.de>
3148 * passes.c (execute_one_pass): Reset in_gimple_form to not
3149 confuse non-unit-at-a-time mode.
3151 2007-01-29 Roger Sayle <roger@eyesopen.com>
3152 Richard Guenther <rguenther@suse.de>
3154 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3155 avoid undefined behaviour on overflow. Use force_fit_type_double
3156 to construct the constant with the specified TREE_OVERFLOW.
3158 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3160 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3161 * config/dfp-bit.h: Ditto.
3163 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3165 * c-decl.c (pop_scope): Replace warnings with call to
3166 warn_for_unused_label.
3167 * c-common.h (warn_for_unused_label): Declare.
3168 * c-common.c (warn_for_unused_label): Define.
3170 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3172 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3175 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3177 * Makefile.in (USER_H): Remove decfloat.h.
3178 * ginclude/decfloat.h: Delete, moving contents to ...
3179 * ginclude/float.h: Add support for decimal floating point,
3180 guarded by __STDC_WANT_DEC_FP__.
3182 2007-01-29 Mike Stump <mrs@apple.com>
3184 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3185 Analysis and Representation to resolve case insensitive conflict.
3186 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3188 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3190 * tree.h (struct tree_memory_tag): Add aliases member.
3191 (MTAG_ALIASES): New macro.
3192 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3193 (add_may_alias): Remove pointer-set. Update for may_aliases being
3195 (mark_aliases_call_clobbered): Update for may_aliases being a
3197 (compute_tag_properties): Ditto.
3198 (create_partition_for): Ditto.
3199 (compute_memory_partitions): Ditto.
3200 (dump_may_aliases_for): Ditto.
3201 (is_aliased_with): Ditto.
3202 (add_may_alias_for_new_tag): Ditto.
3203 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3204 (compute_is_aliased): New function.
3205 (compute_may_aliases): Call compute_is_aliased).
3206 (init_alias_info): Initialize alias_bitmap_obstack.
3207 (union_alias_set_into): New function.
3208 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3209 (have_common_aliases_p): Rewrite to take two bitmaps and use
3211 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3213 (finalize_ref_all_pointers): Update for add_may_alias changes.
3214 (new_type_alias): Ditto.
3215 * tree-flow-inline.h (may_aliases): Return a bitmap.
3216 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3217 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3218 may_aliases being a bitmap.
3219 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3220 may_aliases now returns a bitmap.
3221 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3223 * tree-ssa-operands.c (add_virtual_operand): Update for
3224 may_aliases being a bitmap.
3226 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3228 PR tree-optimization/30630
3229 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3230 variable as changed.
3232 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3235 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3236 expanded only once even if an error occurs.
3238 2007-01-29 Ben Elliston <bje@au.ibm.com>
3240 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3241 (__gcov_average_profiler): Likewise.
3242 (__gcov_ior_profiler): Likewise.
3243 (__gcov_merge_ior): Likewise.
3245 2007-01-28 Jan Hubicka <jh@suse.cz>
3247 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3248 * value-prof.c (stringop_block_profile): Likewise.
3250 2007-01-28 Jan Hubicka <jh@suse.cz>
3252 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3253 variant handling histograms; add wrapper.
3254 (clear_storage_via_libcall): Export.
3255 (emit_block_move_hints): Break out from ...; add histograms.
3256 (emit_block_move): ... this one.
3257 (clear_storage_hints): Break out from ...; add histograms.
3258 (clear_storage): ... this one.
3259 (set_storage_via_memset): Handle histogram.
3260 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3261 (clear_storage_hints, clear_storage_via_libcall): Declare.
3262 (set_storage_via_setmem): Update prototype.
3263 * doc/md.texi (movmem, setmem): Document new arguments.
3265 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3267 (stringop_block_profile): New global function.
3268 (tree_stringops_values_to_profile): Profile block size and alignment.
3269 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3271 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3272 (stringop_block_profile): Declare.
3273 * builtins.c: Include value-prof.h.
3274 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3275 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3276 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3277 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3278 * profile.c (instrument_values): Add new counters.
3279 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3281 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3282 (tree_init_edge_profiler): Build new profilers.
3283 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3284 (pass_tree_profile): Add dump.
3285 (tree_profile_hooks): Update.
3286 * Makefile.in (LIBGCOV): Add new constants.
3287 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3288 __gcov_ior_profiler): New.
3289 * i386.md (movmem/setmem expanders): Add new optional arguments.
3291 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3293 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3295 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3297 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3298 (tree_unswitch_single_loop): Pass eni_size_weights to
3299 tree_num_loop_insns.
3300 * tree-ssa-loop-manip.c: Include tree-inline.h.
3301 (can_unroll_loop_p): Pass eni_size_weights to
3302 tree_num_loop_insns.
3303 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3304 Pass eni_size_weights to estimate_num_insns.
3305 * tree.h (init_inline_once): Export.
3306 * toplev.c (backend_init): Call init_inline_once.
3307 * cgraphunit.c (cgraph_process_new_functions,
3308 cgraph_analyze_function): Pass eni_inlining_weights to
3310 * ipa-inline.c (compute_inline_parameters): Ditto.
3311 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3312 to estimate_num_insns.
3313 (try_unroll_loop_completely): Pass eni_size_weights to
3314 tree_num_loop_insns.
3315 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3316 ot estimate_num_insns.
3317 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3318 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3319 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3320 eni_time_weights): New variables.
3321 (init_inline_once): Initialize them.
3322 (struct eni_data): Mew.
3323 (estimate_num_insns_1, estimate_num_insns): Use weights.
3324 * tree-inline.h (struct eni_weights_d): New.
3325 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3326 (estimate_num_insns): Declaration changed.
3327 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3328 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3329 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3331 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3333 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3334 relations in the conflict function is valid.
3336 2007-01-27 Ian Lance Taylor <iant@google.com>
3338 * common.opt: Add fstrict-overflow.
3339 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3340 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3341 (TYPE_OVERFLOW_UNDEFINED): Define.
3342 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3344 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3345 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3346 (fold_negate_expr): Likewise.
3347 (make_range): Likewise.
3348 (extract_muldiv_1): Likewise.
3349 (maybe_canonicalize_comparison): Likewise.
3350 (fold_comparison): Likewise.
3351 (fold_binary): Likewise.
3352 (tree_expr_nonnegative_p): Likewise.
3353 (tree_expr_nonzero_p): Likewise.
3354 * tree-vrp.c (compare_values): Likewise.
3355 (extract_range_from_binary_expr): Likewise.
3356 (extract_range_from_unary_expr): Likewise.
3357 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3359 (nowrap_type_p): Likewise.
3360 * tree-scalar-evolution.c (simple_iv): Likewise.
3361 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3362 (build_range_check): Likewise.
3363 (extract_muldiv_1): Likewise.
3364 (fold_comparison): Likewise.
3365 * tree-vrp.c (vrp_int_const_binop): Likewise.
3366 (extract_range_from_unary_expr): Likewise.
3367 * convert.c (convert_to_integer): Likewise.
3368 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3369 (fold_comparison): Likewise.
3370 (fold_binary): Likewise.
3371 * optabs.c (optab_for_tree_code): Likewise.
3372 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3373 * simplify-rtx.c (simplify_const_relational_operation): Check
3374 flag_strict_overflow and flag_trapv.
3375 (simplify_const_relational_operation): Likewise.
3376 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3377 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3380 2007-01-27 Roger Sayle <roger@eyesopen.com>
3382 * tree.c (tree_fold_gcd): Delete.
3383 * tree.h (tree_fold_gcd): Remove prototype.
3384 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3385 test whether one constant integer is a multiple of another. Instead
3386 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3387 * fold-const.c (multiple_of_p): We've determined both TOP and
3388 BOTTOM are integer constants so we can call int_const_binop directly
3389 instead of the more generic const_binop.
3391 2007-01-27 Roger Sayle <roger@eyesopen.com>
3393 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3394 1*X check that the constant hasn't overflowed, to preserve the
3396 (round_up): Provide an efficient implementation when rouding-up an
3397 INTEGER_CST to a power-of-two.
3399 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3401 * doc/sourcebuild.texi: Add comma for clarity.
3402 * doc/extend.texi: Fix some typos.
3403 * doc/passes.texi: Likewise.
3404 * doc/cppinternals.texi: Likewise.
3405 * doc/c-tree.texi: Likewise.
3406 * doc/tree-ssa.texi: Likewise.
3407 * doc/install.texi: Likewise.
3409 2007-01-27 Jan Hubicka <jh@suse.cz>
3411 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3412 (pass_sra): Do not require alias information.
3413 * passes.c (init_optimization_passes): Add SRA
3415 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3417 * tracer.c (rest_of_handle_tracer): We already cleaned
3418 up the CFG in tracer() so don't do it here again.
3419 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3420 cleanup_cfg here, either. And don't call renumber_insns.
3422 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3423 and BB_HEAD are in the insn stream here. Instead make sure
3424 that BB_INSN is valid on all insns. Also, do check here that
3425 there are no pending branch predictions...
3426 (rtl_verify_flow_info): ...instead of doing it here. Checks
3427 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3430 2007-01-26 Roger Sayle <roger@eyesopen.com>
3432 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3433 function to simplify/factorize operand order canonicalization.
3434 (ix86_fixup_binary_operands): Reorganize using the above function.
3435 (ix86_binary_operator_ok): Likewise.
3437 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3439 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3440 file scope from optimize_attrs.
3441 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3443 (optimize_attrs): Clear insn_code_values after freeing it.
3445 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3447 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3448 a parts.base assignment.
3450 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3452 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3453 (compute_subscript_distance, initialize_data_dependence_relation,
3454 finalize_ddr_dependent, analyze_ziv_subscript,
3455 analyze_siv_subscript_cst_affine,
3456 compute_overlap_steps_for_affine_univar,
3457 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3458 analyze_siv_subscript, analyze_miv_subscript,
3459 analyze_overlapping_iterations, subscript_dependence_tester_1,
3460 compute_self_dependence, free_dependence_relation): Work
3461 with affine_fn instead of chrecs.
3462 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3463 common_affine_function, affine_function_base,
3464 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3465 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3466 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3467 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3468 (all_chrecs_equal_p): Removed.
3469 * tree-data-ref.h (affine_fn, conflict_function): New types.
3470 (struct subscript): Change type of conflicting_iterations_in_a
3471 and conflicting_iterations_in_b.
3473 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3476 * config/pa/pa.h (TARGET_HPUX_11): New.
3477 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3478 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3480 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3481 Richard Guenther <rguenther@suse.de>
3483 * tree-ssa-structalias.c (solve_graph): Handle case
3484 we merged the variable to another.
3486 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3488 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3491 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3492 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3494 2007-01-25 DJ Delorie <dj@redhat.com>
3496 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3497 allow changes to modes which don't fit in those registers.
3499 * reload1.c (choose_reload_regs): Check for invalid subregs before
3500 computing their locations, not after.
3502 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3505 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3506 save Altivec registers in an eh_return function.
3507 (compute_vrsave_mask): Likewise.
3508 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3509 for saving Altivec registers.
3510 (rs6000_emit_prologue): Don't allocate stack twice in
3511 eh_return function. Correct expected value of altivec_save_offset
3512 when using save_world. Describe save of R0 to stack when using
3513 save_world. Describe stack pointer adjustment when using
3514 save_world. Remove duplicated eh_return parameter register saving.
3515 Update sp_offset variable after save_world.
3516 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3518 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3519 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3522 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3524 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3526 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3529 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3530 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3532 2007-01-25 Richard Guenther <rguenther@suse.de>
3534 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3535 * common.opt (-Wcoverage-mismatch): New warning option.
3536 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3537 if -Wcoverage-mismatch is given.
3539 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3541 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3542 (ipcp_driver): Change to static definition.
3543 Add dumping of the ifunctions.
3544 (constant_val_insert): Remove unused parameter. Support for SSA.
3545 (ipcp_propagate_const): Support for SSA.
3546 (ipcp_profile_bb_print): Print only analyzed nodes.
3547 (ipcp_replace_map_create): Remove support for Fortran constant
3549 * ipa-prop.c (ipa_method_modify_stmt,
3550 ipa_callsite_compute_param): Support for SSA.
3551 * ipa-prop.h (ipcp_driver): Remove declaration.
3552 (IS_VALID_TREE_MAP_INDEX): Add define.
3554 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3556 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3558 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3561 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3562 constant argument to cabs and do it without checking for
3563 -funsafe-math-optimizations.
3565 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3567 * c-common.h (RID_FIRST_CXX0X): New.
3568 (RID_LAST_CXX0X): New.
3569 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3571 * c.opt (Wc++0x-compat): New.
3572 * doc/invoke.texi (-Wc++0x-compat): Document.
3574 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3576 * builtins.c (fold_builtin_carg): New.
3577 (fold_builtin_1): Use it.
3579 2007-01-24 Jan Hubicka <jh@suse.cz>
3581 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3583 * ipa-inline.c (initial_insns, max_insns): Delete.
3584 (compute_max_insns): New function.
3585 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3586 of insns as base for code growth.
3587 (cgraph_decide_inlining): Make initial_insns local; do not compute
3589 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3590 * doc/invoke.texi (inline-unit-growth): Update docs.
3592 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3594 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3595 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3596 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3597 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3598 for CPUs that have PTA_CX16 set.
3601 * gimplify.c (omp_check_private): New function.
3602 (gimplify_scan_omp_clauses): Use it for
3603 firstprivate/lastprivate/reduction.
3606 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3607 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3610 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3611 If lower_lastprivate_clauses emits some statements, append them
3612 to dlist rather than body_p and to body_p append an initializer.
3613 (lower_omp_for): Adjust caller.
3615 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3617 * target.h (globalize_decl_name): New.
3618 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3619 * output.h (default_globalize_decl_name): New.
3620 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3622 (globalize_decl): Ditto.
3623 (default_globalize_decl_name): New.
3624 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3625 (ia64_handle_version_id_attribute): New.
3626 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3627 (ia64_asm_output_external): Use globalize_decl_name instead
3629 * doc/extend.texi (version_id): New pragma.
3630 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3632 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3634 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3635 _uleb128_t and _Unwind_SWord with _sleb128_t.
3636 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3637 uw_frame_state_for, uw_update_context_1): Likewise.
3638 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3639 * unwind-pe.h (read_uleb128, read_sleb128,
3640 read_encoded_value_with_base): Likewise.
3641 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3643 2007-01-24 Richard Guenther <rguenther@suse.de>
3645 * builtins.c (expand_builtin_cexpi): Get the fndecl
3646 for cexp in the correct way.
3648 2007-01-24 Jan Hubicka <jh@suse.cz>
3650 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3652 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3654 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3655 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3656 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3657 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3658 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3659 __SIZEOF_PTRDIFF_T__.
3660 * doc/cpp.texi: Documentation for the new builtin macros added.
3662 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3664 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3665 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3666 instead of operands[2] to avoid access past the end of array.
3668 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3670 * reload1.c (emit_reload_insns): Pass the reload register
3671 for a non-spill output reload through forget_old_reloads_1.
3673 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3675 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3676 _SOFT_DOUBLE if doubles use software floating-point.
3677 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3678 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3679 * config/rs6000/darwin-ldouble.c: Also compile functions for
3680 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3681 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3682 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3683 commented-out long double override.
3684 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3685 * config/rs6000/eabispe.h: Likewise.
3686 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3687 long double for non-SPE.
3688 (rs6000_handle_option): Likewise.
3689 (invalid_e500_subreg): Disallow more subregs involding DImode,
3690 DFmode, TImode or TFmode.
3691 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3693 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3695 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3696 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3698 (rs6000_legitimate_address): Also check for TFmode for E500
3700 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3701 (spe_build_register_parallel): Handle TFmode and TCmode.
3702 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3704 (function_arg): Handle TFmode and TCmode for E500 double.
3705 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3707 (print_operand): Handle TFmode and TImode for %y.
3708 (rs6000_generate_compare): Handle TFmode comparisons for E500
3710 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3711 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3712 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3713 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3714 TFmode for E500 double.
3715 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3716 (floatsidf2): Enable for E500 double.
3717 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3718 (extenddftf2): Change to extenddftf2_fprs.
3719 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3720 depending on TARGET_E500_DOUBLE.
3721 (extendsftf2): Enable for E500 double.
3722 (trunctfdf2): Enable for E500 double.
3723 (trunctfsf2): Change to trunctfsf2_fprs.
3724 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3725 depending on TARGET_E500_DOUBLE.
3726 (floatsitf2): Enable for E500 double.
3727 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3728 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3729 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3730 (negtf2): Change to negtf2_internal.
3731 (negtf2): New expander.
3732 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3733 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3734 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3735 (movdi_internal32): Use rs6000_nonimmediate_operand.
3736 (unnamed splitter): Likewise.
3737 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3738 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3739 (SPE64TF, DITI): New mode macros.
3740 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3743 (frob_<mode>_di_2): New.
3744 (frob_tf_di_8_2): New.
3745 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3747 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3749 (frob_ti_<mode>_8_2): New.
3750 (frob_ti_tf_2): New.
3751 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3752 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3754 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3755 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3756 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3757 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3758 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3759 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3762 2007-01-23 Ian Lance Taylor <iant@google.com>
3764 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3766 (OBJS-archive): Reformat, alphabetize.
3767 (OBJS): Change out_object_file to OBJS-md.
3769 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3771 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3772 JUMP_P and CALL_P predicates where applicable.
3773 * config/i386/i386.c: Ditto.
3774 * config/i386/i386.md: Ditto.
3775 * config/i386/mmx.md: Ditto.
3776 * config/i386/predicates.md: Ditto.
3778 2007-01-22 Andreas Schwab <schwab@suse.de>
3780 * config/m68k/m68k.h: Fix comment.
3782 2007-01-22 Jan Hubicka <jh@suse.cz>
3784 * passes.c (init_optimization_passes): Do not rerun
3785 pass_early_warn_uninitialized.
3787 2007-01-22 Richard Guenther <rguenther@suse.de>
3789 PR tree-optimization/30038
3790 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3792 (execute_cse_sincos_1): Likewise.
3793 (execute_cse_sincos): Likewise.
3794 (gate_cse_sincos): Likewise.
3795 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3796 the cexpi() canonicalization of sincos().
3797 * tree-pass.h (pass_cse_sincos): Declare.
3798 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3800 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3802 PR rtl-optimization/29329
3803 * combine.c (replaced_rhs_insn): Rename to i2mod.
3804 (replaced_rhs_value): Rename to i2mod_new_rhs.
3805 (i2mod_old_rhs): New global variable.
3806 (combine_instructions): Adjust for above change. Save a copy of
3807 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3808 note are substituted in the second instruction.
3809 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3810 ditch the note if it pertains to the second eliminated register
3811 and this register is mentioned in i2mod_old_rhs.
3814 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3816 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3817 the insn to which the note was originally attached.
3819 2007-01-21 Jan Hubicka <jh@suse.cz>
3821 * ipa-inline.c (inlining_mode): Comment, move up.
3822 (cgraph_decide_inlining_incrementally): Do not perform inlining
3823 itself; fix handling of flattening of self recursive functions.
3824 (cgraph_find_cycles): Remove.
3825 (cgraph_flatten_node): Remove.
3826 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3827 (try_inline): New function.
3828 (cgraph_early_inlining): Update call of
3829 cgraph_decide_inlining_incrementally. Apply inlining here.
3830 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3832 2007-01-21 Dirk Mueller <dmueller@suse.de>
3835 * tree-vrp.c (check_array_bounds): do not warn
3836 about ADDR_EXPR's of ARRAY_REF's which are immediately
3837 used in binary expressions.
3839 2007-01-21 Ira Rosen <irar@il.ibm.com>
3841 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3842 read_write_dep and macros for its access.
3843 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3844 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3845 argument, call vect_check_interleaving for every independent pair of
3846 data-refs. Mark loads that access the same memory location as a store
3848 (vect_check_dependences): Remove.
3849 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3850 call, fix the call to vect_analyze_data_ref_dependence.
3851 (vect_analyze_data_ref_access): For statements that access the same
3852 data-ref, check that they are not stores; for loads, check that there
3853 is no store that access the same location.
3855 2007-01-20 Roger Sayle <roger@eyesopen.com>
3856 Joseph Myers <joseph@codesourcery.com>
3858 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3859 (-fdump-rtl-stack): Likewise.
3860 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3861 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3862 (-mpt-fixed): Use @minus{} for minus sign.
3863 (Using Precompiled Headers): Fix under/overfull hbox.
3865 2007-01-20 Jan Hubicka <jh@suse.cz>
3867 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3868 place within annotation.
3870 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3872 * pa.c (output_move_double): Change array size of xoperands to 4.
3874 2007-01-20 Jan Hubicka <jh@suse.cz>
3876 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3879 2007-01-19 Ian Lance Taylor <iant@google.com>
3881 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3882 constant to unsigned HOST_WIDE_INT before negating.
3884 2007-01-19 Ian Lance Taylor <iant@google.com>
3886 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3888 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3889 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3890 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3891 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3892 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3893 (realloc_vdef, realloc_vuse): Change second parameter to
3895 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3897 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3898 unsigned. Change x and lim locals to unsigned.
3899 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3901 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3902 (copy_virtual_operands): Change i and n locals to unsigned.
3904 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3907 * builtins.c (fold_builtin_1): Handle builtin fdim.
3909 2007-01-20 Jan Hubicka <jh@suse.cz>
3911 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3912 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3913 init_alias_heapvars.
3914 (init_alias_heapvars): Initialize only when not already initialized.
3915 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3917 2007-01-19 Roger Sayle <roger@eyesopen.com>
3919 * common.opt (fsigned-zeros): New command line option.
3920 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3921 of flag_unsafe_math_optimizations.
3922 * opts.c (set_fast_math_flags): The -ffast-math command line option
3923 implies -fno-signed-zeros.
3924 (fast_math_flags_set_p): Likewise.
3926 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3927 the documentation of -ffast-math appropriately. Wrap long lines.
3929 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3931 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3932 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3934 2007-01-19 Tomas Bily <tbily@suse.cz>
3936 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3938 (tree_init_ic_make_global_vars): New function
3939 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3940 (tree_gen_ic_profiler): New function
3941 (tree_gen_ic_func_profiler): New function
3942 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3943 (tree_profile_hooks): Added hook for indirec/virtual calls
3944 * value-prof.c (tree_find_values_to_profile): New case for
3946 (tree_values_to_profile): Call for determining indirect/virtual
3948 (tree_indirect_call_to_profile): New function
3949 (tree_ic_transform): New function
3950 (tree_ic): New function
3951 (find_func_by_pid): New function
3952 (init_pid_map): New function
3953 (tree_value_profile_transformations): Added check for
3954 indirect/virtual call transformation
3955 * value-prof.h (enum hist_type): New counter type for
3956 indirect/virtual calls
3957 (profile_hooks): Added new hook for profiling indirect/virtual
3959 * profile.c (instrument_values): New case for indirect/virtual
3961 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3962 (GCOV_COUNTER_V_INDIR): New counter type
3963 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3964 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3966 * cgraph.c: Definition of cgraph_max_pid
3967 (cgraph_create_node): Default init of pid attribute
3968 * cgraph.h: Declaration of cgraph_max_pid
3969 (struct cgraph_node): Added pid attribute
3970 * libgcov.c (__gcov_indirect_call_profiler): New function
3971 (__gcov_one_value_profiler_body): New function
3972 (__gcov_one_value_profiler): Body was moved to
3973 __gcov_one_value_profiler_body and calls it
3975 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
3977 * doc/gty.texi (Options): Document the mark_hook option to GTY.
3978 * gengtype.c (write_types_data, write_func_for_structure,
3979 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
3980 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
3981 (walk_type, write_func_for_structure): Generate the mark_hook if
3984 2007-01-19 Jan Hubicka <jh@suse.cz>
3986 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
3987 'early' argument take inlining mode argument specifying whether to
3988 inline for size/speeed or all functions; add support for flattening;
3990 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
3992 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3995 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
3996 the name of the declared identifier.
3998 2007-01-19 Dirk Mueller <dmueller@suse.de>
4000 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4001 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4002 duplicate evaluation.
4004 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4006 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4007 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4008 to XFMode, use acosxf2 and truncate result to requested mode.
4009 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4010 (asin<mode>2): Similarly, with asin expanders.
4011 (*fscalexf4_i387): Rename from *fscalexf4.
4012 (expNcorexf3): New expander.
4013 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4014 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4015 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4016 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4017 patterns for SSE math.
4018 (exp10<mode>2): Similarly, with exp10 expanders.
4019 (exp2<mode>2): Similarly, with exp2 expanders.
4020 (expm1<mode>2): Similarly, with expm1 expanders.
4021 (ldexp<mode>3): Similarly, with ldexp expanders.
4022 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4023 Use gen_truncxf<mode>2_i387_noop to truncate result.
4025 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4027 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4028 for ColdFire targets.
4030 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4031 Richard Sandiford <richard@codesourcery.com>
4033 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4034 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4035 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4036 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4037 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4038 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4040 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4042 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4043 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4044 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4045 (*adddi_dilshr32_cf): New pattern.
4046 (adddi3, subdi3): Remove first alternatives.
4048 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4050 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4051 implemented using move.l, do not use its cc result for floating-point
4054 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4056 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4057 from accepting 's' constraints if flag_pic.
4059 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4061 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4062 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4063 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4064 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4066 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4068 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4069 ColdFire alternatives.
4070 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4071 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4072 architectures that support ff1 instruction.
4074 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4075 Julian Brown <julian@codesourcery.com>
4077 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4078 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4079 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4082 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4084 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4086 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4087 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4088 HOST_WIDE_INT instead of an rtx.
4089 (m68k_rtx_costs): Update call accordingly.
4090 (output_move_const_into_data_reg): Likewise. Fix formatting.
4091 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4093 (output_move_simode_const): Update calls after above changes.
4094 Rework to use automatic variables and predicates like MEM_P.
4095 * config/m68k/m68k.md (pushexthisi_const): Update call to
4098 2007-01-19 Dirk Mueller <dmueller@suse.de>
4100 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4103 2007-01-19 Richard Guenther <rguenther@suse.de>
4105 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4106 via cexp in case sincos is not available.
4108 2007-01-19 Richard Guenther <rguenther@suse.de>
4110 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4111 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4112 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4113 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4114 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4115 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4116 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4117 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4119 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4121 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4123 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4124 (atan2xf3): Directly generate RTL pattern.
4125 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4126 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4127 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4128 disable patterns for SSE math.
4129 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4130 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4131 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4132 disable patterns for SSE math.
4134 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4136 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4138 2007-01-18 Roger Sayle <roger@eyesopen.com>
4140 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4141 VIEW_CONVERT_EXPR to the same type as it's operand.
4143 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4145 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4146 configured for long double 128.
4148 2007-01-18 Mike Stump <mrs@apple.com>
4150 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4153 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4155 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4158 2007-01-18 Jan Hubicka <jh@suse.cz>
4160 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4161 greater than NUM_VOP_FREE_BUCKETS.
4163 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4165 * tree-ssa-structalias.c: Update comments.
4166 (ptabitmap_obstack): Removed.
4168 (oldpta_obstack): Ditto.
4169 (stats): Add a few members.
4170 (struct variable_info): Remove node, complex, address_taken, and
4171 indirect_target members. Add oldsolution member.
4172 (new_var_info): Do not initialize removed members.
4173 (constraint_expr_type): Remove INCLUDES.
4174 (constraint_graph): Add size, implicit_preds, rep,
4175 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4176 (FIRST_REF_NODE): New macro.
4177 (LAST_REF_NODE): Ditto.
4178 (FIRST_ADDR_NODE): Ditto.
4179 (find): New function.
4181 (dump_constraint): Do not handle INCLUDES.
4182 (insert_into_complex): Do not insert duplicate constraints.
4183 (condense_varmap_nodes): Renamed and rewritten into ...
4184 (merge_node_constraints): This. Also fix bug in handling of
4185 offseted copy constraints.
4186 (clear_edges_for_node): No longer need to deal with preds at all,
4187 or removing associated preds/succs.
4188 (merge_graph_nodes): Deal with indirect_cycles.
4189 Don't deal with predecessors.
4190 (add_implicit_graph_edge): New function.
4191 (add_pred_graph_edge): Ditto.
4192 (add_graph_edge): Don't deal with predecessors.
4193 (build_constraint_graph): Removed.
4194 (build_pred_graph): New function.
4195 (build_succ_graph): Ditto.
4196 (struct scc_info): Removed in_component. Added roots, dfs, and
4197 node_mapping. Remove visited_index, unification_queue.
4198 (scc_visit): Deal with union-find we do now.
4199 Deal with cycles with REF nodes.
4200 (collapse_nodes): Renamed and rewritten to ...
4201 (unify_nodes): This.
4202 (process_unification_queue): Removed.
4203 (topo_visit): Cleanup
4204 (do_da_constraint): Use find.
4205 (do_sd_constraint): Ditto.
4206 (do_ds_constraint): Ditto.
4207 (do_complex_constraint): Ditto.
4208 (init_scc_info): Update for removed and added members.
4209 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4210 (find_indirect_cycles): This.
4211 (equivalence_class): New variable.
4212 (label_visit): New function.
4213 (perform_variable_substitution): Rewritten.
4214 (free_var_substitution_info): New function.
4215 (find_equivalent_node): Ditto.
4216 (move_complex_constraints): Ditto.
4217 (eliminate_indirect_cycles): Ditto.
4218 (solve_graph): Only propagate changed bits.
4219 Use indirect cycle elimination.
4221 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4222 (tree_id_eq): Renamed to ...
4223 (tree_vi_eq): This. Update for member change
4224 (insert_id_for_tree): Renamed and rewritten to ...
4225 (insert_vi_for_tree): This.
4226 (lookup_id_for_tree): Renamed and rewritten to ...
4227 (lookup_vi_for_tree): This.
4228 (get_id_for_tree): Renamed and rewritten to ...
4229 (get_vi_for_tree): Ditto.
4230 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4231 (process_constraint): Don't handle INCLUDES.
4232 Remove special ADDRESSOF case.
4233 (find_func_aliases): Rewrite to use vi functions instead of id
4235 (create_function_info_for): Ditto.
4236 (create_variable_info_for): Ditto.
4237 (intra_create_variable_infos): Ditto.
4238 (merge_smts_into): Ditto.
4239 (find_what_p_points_to): Ditto.
4240 (init_base_vars): Ditto.
4241 (init_alias_vars): Ditto.
4242 (remove_preds_and_fake_succs): New function.
4243 (dump_sa_points_to_info): Dump new stats.
4244 (dump_solution_for_var): Use find.
4245 (set_used_smts): Fix formatting.
4246 (compute_points_to_sets): Updated for new functions.
4247 (ipa_pta_execute): Ditto.
4249 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4250 Richard Sandiford <richard@codesourcery.com>
4252 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4254 * calls.c (expand_call): If the return value is a PARALLEL,
4255 extract its first member.
4256 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4257 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4258 use FUNCTION_EXTRA_EPILOGUE.
4259 (m68k_function_value): Return a PARALLEL if the return value
4260 is of a pointer type.
4261 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4262 (FUNCTION_EXTRA_EPILOGUE): Remove.
4263 * config/m68k/m68k.md (D0_REG): New constant.
4265 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4267 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4268 output a NOP for empty epilogues.
4270 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4272 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4273 before function. Extend register save check to include all
4274 registers, not just integer ones.
4276 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4278 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4279 (m68k_use_return_insn): ...this.
4280 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4281 * config/m68k/m68k.c (use_return_insn): Rename to...
4282 (m68k_use_return_insn): ...this.
4283 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4286 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4288 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4289 nearest even, fix denormal rounding overflow.
4291 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4293 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4294 f%$smove and f%$move.
4295 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4296 (extendsfdf2_cf): Use fdmove instead of f%&move.
4297 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4298 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4300 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4302 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4305 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4307 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4308 (coldfire_single_format): Declare.
4309 (coldfire_double_format): Likewise.
4310 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4311 of qnan_msb_set to determine the lower bits of a canonical
4313 (encode_ieee_double): Likewise.
4314 (encode_ieee_quad): Likewise.
4315 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4316 (mips_single_format): Likewise.
4317 (ieee_double_format): Likewise.
4318 (mips_double_format): Likewise.
4319 (ieee_extended_motorola_format): Likewise.
4320 (ieee_extended_intel_96_format): Likewise.
4321 (ieee_extended_intel_128_format): Likewise.
4322 (ieee_extended_intel_96_round_53_format): Likewise.
4323 (ibm_extended_format): Likewise.
4324 (mips_extended_format): Likewise.
4325 (ieee_quad_format): Likewise.
4326 (mips_quad_format): Likewise.
4327 (vax_f_format): Likewise.
4328 (vax_d_format): Likewise.
4329 (vax_g_format): Likewise.
4330 (i370_single_format): Likewise.
4331 (i370_double_format): Likewise.
4332 (decimal_single_format): Likewise.
4333 (decimal_double_format): Likewise.
4334 (decimal_quad_format): Likewise.
4335 (c4x_single_format): Likewise.
4336 (c4x_extended_format): Likewise.
4337 (real_internal_format): Likewise.
4338 (coldfire_single_format): New real_format.
4339 (coldfire_double_format): Likewise.
4340 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4341 canonical_nan_lsbs_set.
4342 (pdp11_d_format): Likewise.
4343 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4344 if TARGET_COLDFIRE_CPU.
4346 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4348 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4349 (output_call, m68k_legitimize_call_address): Declare.
4350 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4351 parenthesees. Add support for a 'W' constraint.
4352 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4353 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4354 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4355 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4357 (override_options): Initialize them. Do not set flag_no_function_cse
4358 for TARGET_ID_SHARED_LIBRARY.
4359 (m68k_output_pic_call): Delete.
4360 (m68k_legitimize_call_address): New function.
4361 (print_operand): Remove the %o prefix. Handle the %p prefix.
4362 (output_call): New function.
4363 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4364 target address from the GOT if symbolic jumps are not allowed.
4365 * config/m68k/m68k.md (call, general_operand): Do not set
4366 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4367 Merge separate flag_pic and !flag_pic define_insns into...
4368 (*call, *call_value): ...these new patterns. Match the address
4369 rather than the containing MEM and require it to be a call_operand.
4370 Use output_call to generate the asm template.
4371 * config/m68k/predicates.md (const_call_operand): New predicate.
4372 (call_operand): Likewise.
4374 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4376 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4377 (STACK_GROWS_DOWNWARD): Define to 1.
4378 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4379 comments, emphasizing that these values are only defaults.
4380 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4381 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4383 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4385 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4387 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4388 Richard Sandiford <richard@codesourcery.com>
4390 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4391 (FP_REGNO_P): New macros.
4392 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4393 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4394 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4395 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4397 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4399 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4400 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4402 * config/m68k/t-floatlib: New file, extracting common code from...
4403 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4404 * config/m68k/t-uclinux: Here.
4405 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4406 routines on ColdFire targets.
4408 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4410 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4411 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4412 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4413 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4414 explicitly set MOTOROLA to 1.
4415 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4417 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4418 Nathan Sidwell <nathan@codesourcery.com>
4420 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4421 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4422 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4423 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4424 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4425 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4426 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4427 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4428 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4429 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4430 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4431 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4432 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4433 (DBX_REGISTER_NUMBER): Delete.
4434 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4435 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4436 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4438 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4440 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4441 * config/flat.h: New file.
4442 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4444 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4445 indirect references for -msep-data or -mid-shared-library.
4446 Do not use PC-relative code addresses either.
4447 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4449 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4450 for shared libraries and crt1.o for executables. Use crti.o and
4452 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4453 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4454 Do not add -elf2flt or -shared-lib-id options here.
4455 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4456 Pass -shared-lib-id if -mid-shared-library, taking the library
4457 identifier from -mshared-library-id if given, otherwise
4459 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4460 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4461 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4462 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4463 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4464 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4466 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4467 jump sequence for ISA A and ISA A+.
4468 (PICJUMP): Likewise.
4470 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4472 * config.gcc (m68k-*-uclinux*): Base the port on the common
4473 and m68k GNU/Linux files rather than on the generic ELF ones.
4474 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4475 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4477 2007-01-18 Julian Brown <julian@codesourcery.com>
4478 Richard Sandiford <richard@codesourcery.com>
4480 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4481 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4482 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4484 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4486 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4488 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4490 * doc/install.texi: Document m68k-uclinuxoldabi.
4491 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4492 * config/m68k/uclinux-oldabi.h: New file, copied from
4493 config/m68k/uclinux.h.
4495 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4497 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4498 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4499 (m32r_compute_frame_size): Use unsigned for regno.
4500 (m32r_reload_lr): Use gen_frame_mem.
4502 (m32r_output_function_epilogue): Don't output the function epilogue
4504 (m32r_expand_epilogue): New.
4505 (direct_return): Return false if the function has the interrupt
4507 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4508 * config/m32r/m32r.md (epilogue): New expander.
4509 (return_lr, return_rte): New insns.
4510 (return): Make it expander.
4511 (return_normal): New expander.
4513 2007-01-18 Josh Conner <jconner@apple.com>
4516 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4517 support for UNLE, UNLT, UNGE, and UNGT.
4519 2007-01-18 Jan Hubicka <jh@suse.cz>
4521 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4522 * tree-tailcall (add_virtual_phis): Likewise.
4523 (optimize_tail_call): Return TODOs.
4524 (execute_tail_calls): Return TODOs.
4525 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4526 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4528 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4529 Cleanup cfg using TODO.
4530 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4531 * passes.c (execute_function_todo): When cleanup did something, remove
4533 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4534 (make_edges): Don't cleanup_cfg.
4536 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4538 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4539 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4540 operate on the top of stack.
4541 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4542 register handling of instructions that output to the second
4544 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4545 (move_for_stack_reg): Special-case check for dead destination
4546 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4548 * config/i386/i386.md (UNSPEC_TAN): New constant.
4549 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4550 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4551 to correctly model move of constant 1.0 to top stack slot.
4552 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4553 (unnamed peephole2 pattern): Remove corresponding peephole2
4554 pattern that optimizes tan insn and loading of constant 1.0.
4555 (tanxf2): Use fptanxf4_i387.
4556 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4557 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4558 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4559 disable patterns for SSE math.
4560 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4561 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4563 2007-01-18 Dirk Mueller <dmueller@suse.de>
4564 Richard Guenther <rguenther@suse.de>
4567 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4568 * common.opt (Warray-bounds): Add new warning option.
4569 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4571 * Makefile.in: make tree-vrp.o depend on toplev.h
4572 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4574 (check_array_refs, check_array_bounds, check_array_ref): New.
4576 2007-01-18 Jan Hubicka <jh@suse.cz>
4578 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4579 (execute_ssa_ccp): Return flags conditionally.
4580 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4582 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4584 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4586 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4587 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4589 * Makefile.c (GTFILES): Add cfglayout.h.
4590 * gengtype.c (open_base_files): Likewise.
4591 * cfglayout.c (cfg_layout_function_footer,
4592 cfg_layout_function_header) Reindent to make gengtype happy.
4593 * cfglayout.h (cfg_layout_function_footer,
4594 cfg_layout_function_header): Add GTY(()) marker.
4596 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4598 2007-01-18 Ben Elliston <bje@au.ibm.com>
4600 * genautomata.c (write_automata): Include xstrerror output in the
4601 error message if writing the DFA description file fails.
4603 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4605 * config/mips/mips-protos.h (mips_output_external): Make it
4607 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4608 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4609 (extern_list): Likewise.
4610 (extern_head): Likewise.
4611 (TARGET_ASM_FILE_END): Likewise.
4612 (mips_file_end): Likewise.
4613 (mips_output_external): Rewritten.
4615 2007-01-18 Ben Elliston <bje@au.ibm.com>
4617 * genpreds.c (write_insn_preds_c): Only write out the function
4618 body for regclass_for_constraint if we have register constraints.
4620 2007-01-17 Tom Tromey <tromey@redhat.com>
4622 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4623 * doc/install.texi (Testing): Use sourceware.org.
4624 (Binaries): Likewise.
4625 (Specific): Likewise.
4626 * doc/contrib.texi (Contributors): Use sourceware.org.
4628 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4630 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4631 (AVR_ENHANCED): Rename to ...
4632 (AVR_HAVE_MUL): ... new.
4633 (avr_enhanced_p): Rename to ...
4634 (avr_have_mul_p): ... new.
4635 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4636 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4637 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4638 (avr_have_mul_p): ... new.
4639 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4640 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4641 'avr_enhanced_p' and 'enhanced'.
4642 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4643 AVR_HAVE_MUL instead of AVR_ENHANCED.
4644 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4645 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4646 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4647 instead of AVR_ENHANCED.
4648 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4649 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4650 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4652 2007-01-17 Ian Lance Taylor <iant@google.com>
4654 * vec.h (VEC_reserve_exact): Define.
4655 (vec_gc_p_reserve_exact): Declare.
4656 (vec_gc_o_reserve_exact): Declare.
4657 (vec_heap_p_reserve_exact): Declare.
4658 (vec_heap_o_reserve_exact): Declare.
4659 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4661 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4663 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4664 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4665 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4666 * vec.c (calculate_allocation): Add exact parameter. Change all
4668 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4669 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4670 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4671 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4672 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4673 (vec_heap_p_reserve_exact): New function.
4674 (vec_heap_o_reserve_exact): New function.
4676 2007-01-17 Jan Hubicka <jh@suse.cz>
4678 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4680 2007-01-17 Eric Christopher <echristo@apple.com>
4682 * config.gcc: Support core2 processor.
4684 2007-01-16 Jan Hubicka <jh@suse.cz>
4686 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4687 the names, just unlink the chain so we don't crash on dangling pointers
4690 2007-01-16 Jan Hubicka <jh@suse.cz>
4692 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4693 * tree-pass.h: Reorder to make IPA passes appear toegher.
4694 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4695 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4696 parameters, do not call early inliner.
4697 * ipa-inline.c: Update comments. Include tree-flow.h
4698 (cgraph_decide_inlining): Do not compute inlining parameters.
4699 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4700 be called with function context set up.
4701 (pass_ipa_inline): Remove unreachable functions before pass.
4702 (cgraph_early_inlining): Simplify assuming to be called from the
4704 (pass_early_inline): New pass.
4705 (cgraph_gate_ipa_early_inlining): New gate.
4706 (pass_ipa_early_inline): Turn into simple wrapper.
4707 (compute_inline_parameters): New function.
4708 (gate_inline_passes): New gate.
4709 (pass_inline_parameters): New pass.
4710 (apply_inline): Move here from tree-optimize.c
4711 (pass_apply_inline): New pass.
4712 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4714 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4716 (tree_function_versioning): Do not allocate dummy struct function.
4717 * tree-inline.h (optimize_inline_calls): Update prototype.
4718 * tree-optimize.c (execute_fixup_cfg): Export.
4719 (pass_fixup_cfg): Remove
4720 (tree_rest_of_compilation): Do not apply inlines.
4721 * tree-flow.h (execute_fixup_cfg): Declare.
4722 * Makefile.in (gt-passes.c): New.
4723 * passes.c: Include gt-passes.h
4724 (init_optimization_passes): New passes.
4725 (nnodes, order): New static vars.
4726 (do_per_function_toporder): New function.
4727 (execute_one_pass): Dump current pass here.
4728 (execute_ipa_pass_list): Don't dump current pass here.
4730 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4732 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4733 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4735 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4737 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4738 (strong_alias): Define.
4739 (__gcc_qmul): Provide non-FMA for soft-float.
4745 (__gcc_qunord): New.
4755 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4756 soft-float functions.
4757 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4758 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4759 about long double soft float.
4761 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4762 Tehila Meyzels <tehila@il.ibm.com>
4764 * tree-vectorizer.h (is_pattern_stmt_p): New.
4765 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4766 formatting (tabs instead of spaces). Cleanup and clarify setting
4767 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4768 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4769 (vectorizable_type_demotion): Check that types are integral.
4770 (vectorizable_type_promotion): Likewise.
4771 (vectorizable_store): Fix typo. Eliminate new-line at end of
4774 2007-01-16 Jan Hubicka <jh@suse.cz>
4776 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4779 2007-01-15 Eric Christopher <echristo@apple.com>
4781 * ifcvt.c: Include vec.h, vecprim.h.
4782 (check_cond_move_block): New argument regs.
4783 Reorganize. Add registers used to regs.
4784 (cond_move_process_if_block): Use regs set above as
4787 2007-01-15 Eric Christopher <echristo@apple.com>
4789 * config/darwin.h: Update copyright.
4790 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4791 (LINK_COMMAND_SPEC): Add -u.
4792 (LINK_SPEC): Fix umbrella for above.
4794 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4796 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4799 2007-01-15 Tom Tromey <tromey@redhat.com>
4801 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4802 * doc/install.texi (Testing): Don't mention jacks.
4803 (Configuration): Document --enable-java-maintainer-mode. Move
4804 --with-java-home to libgcj-specific section. Document
4806 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4808 2007-01-15 Jan Hubicka <jh@suse.cz>
4810 * tree-ssa-dce.c (DCE_TODOs): New.
4811 (propagate_necessity): Return if something changed.
4812 (eliminate_unnecessary_stmts): Likewise.
4813 (perform_tree_ssa_dce): Return TODO flags when needed.
4814 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4816 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4818 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4819 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4820 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4821 patterns using X87MODEF12 mode macro. Extend operand 1
4822 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4823 (log10<mode>2): Ditto.
4824 (log2<mode>2): Ditto.
4825 (log1p<mode>2): Ditto.
4826 (logb<mode>2): Ditto.
4827 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4828 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4829 (*fxtractxf3_i387): Rename from *fxtractxf3.
4830 (fxtract_extend<mode>xf3_i387): New insn pattern.
4831 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4832 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4833 and gen_fyl2xxf3_i387().
4835 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4837 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4838 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4839 get_loop_exit_edges. Changed return type to bool.
4840 * cfgloop.h (fix_loop_placement): Declaration removed.
4842 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4844 * param.h (MIN_VECT_LOOP_BOUND): New.
4845 * params.def (MIN_VECT_LOOP_BOUND): New.
4846 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4847 argument - minimum threshold for number of iterations.
4848 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4849 argument to declaration.
4850 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4851 MIN_VECT_LOOP_BOUND.
4852 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4853 slpeel_tree_peel_loop_to_edge with additional argument.
4854 (vect_do_peeling_for_alignment): Likewise.
4855 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4857 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4860 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4863 2007-01-14 Jan Hubicka <jh@suse.cz>
4865 * tree-dfa.c (remove_referenced_var): New function.
4866 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4867 prune referenced vars list too.
4868 * tree-flow.h (remove_referenced_var): Declare.
4870 2007-01-14 Jan Hubicka <jh@suse.cz>
4872 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4874 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4875 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4876 * except.h (verify_eh_throw_table_statements): Kill prototype.
4877 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4878 into call exrepssions.
4879 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4881 * tree-cfg.c: Include pointer-set.h.
4882 (verify_node_sharing): Work on pointer set.
4883 (verify_eh_throw_stmt_node): New.
4884 (verify_stmts): Use pointers sets, verify throw_stmt.
4886 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4888 * ipa-reference.c (analyze_function): Consider also addresses taken
4891 2007-01-12 Roger Sayle <roger@eyesopen.com>
4893 * c-typeck.c (null_pointer_constant_p): Replace use of
4894 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4895 (build_c_cast): Likewise.
4897 2007-01-12 Roger Sayle <roger@eyesopen.com>
4899 * tree.h (force_fit_type_double): Remove unused final argument.
4900 * c-common.c (constant_expression_warning): Replace use of
4901 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4902 (convert_and_check): Likewise.
4903 (shorten_compare): Update call to force_fit_type_double.
4904 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4905 * convert.c (convert_to_pointer): Update call to
4906 force_fit_type_double.
4907 * fold-const.c (force_fit_type_double): Remove overflowed_const
4909 (int_const_binop, fold_convert_const_int_from_int,
4910 fold_convert_const_int_from_real, fold_div_compare,
4911 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4912 fold_abs_const, fold_not_const): Remove the final argument from
4913 calls to force_fit_type_double.
4915 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4917 * configure.ac: Set insn to "nop" for spu-*-* also.
4918 * configure: Regenerate.
4920 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4922 * builtins.def : Add BUILT_IN_FREE.
4924 2007-01-12 Jan Hubicka <jh@suse.cz>
4926 PR tree-optimization/30443
4927 * tree-inline.c (tree_function_versioning): Do not optimize when
4928 cloning for inlining.
4930 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4932 * doc/loop.texi: Document recording of loop exits.
4933 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4934 (update_single_exits_after_duplication,
4935 update_single_exit_for_duplicated_loop,
4936 update_single_exit_for_duplicated_loops): Removed.
4937 (duplicate_loop_to_header_edge): Do not call
4938 update_single_exits_after_duplication and
4939 update_single_exit_for_duplicated_loops.
4940 (loop_version): Do not update single_exit information.
4941 (fix_loop_structure): Use record_loop_exits instead of
4942 mark_single_exit_loops.
4943 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4944 the lists of loop exits.
4945 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4946 split_edge, merge_blocks): Update the lists of loop exits.
4947 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4948 loop_optimizer_init.
4949 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4950 of mark_single_exit_loops.
4951 (loop_optimizer_finalize): Call release_recorded_exits.
4952 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4953 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4954 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4955 update single exit information.
4956 * lambda-code.c (perfect_nestify): Ditto.
4957 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4958 (mark_single_exit_loops): Removed.
4959 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4960 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4961 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4963 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4964 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4965 (verify_loop_structure): Verify consistency of the exit lists.
4966 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4967 (set_single_exit): Removed.
4968 * cfgloop.h (struct loop_exit): New function.
4969 (struct loop): single_exit_ field replaced by exits field.
4970 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4971 (struct loops): Added exits hash.
4972 (mark_single_exit_loops, set_single_exit): Declaration removed.
4973 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4975 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4977 * doc/invoke.texi: Avoid use of @headitem.
4979 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4981 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
4983 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4985 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
4988 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4989 Richard Sandiford <richard@codesourcery.com>
4991 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
4992 * config/m68k/m68k.opt: Resort options.
4993 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
4995 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4996 Richard Sandiford <richard@codesourcery.com>
4998 * doc/invoke.texi: Document the macros that are defined by
4999 m68k's -mtune and -mhard-float options.
5000 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5001 (m68k_cpp_cpu_family): Likewise.
5002 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5003 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5004 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5005 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5006 (m68k_cpp_cpu_family): Likewise.
5008 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5010 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5011 macros besides mc68000 as tuning macros. Use a switch statement
5012 to set them and mcpu32.
5014 2007-01-12 Julian Brown <julian@codesourcery.com>
5016 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5017 (TARGET_68040_ONLY): Rename to...
5018 (TARGET_68040): ...this.
5019 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5020 * config/m68k/m68k.md: Likewise.
5022 2007-01-12 Julian Brown <julian@codesourcery.com>
5023 Nathan Sidwell <nathan@codesourcery.com>
5024 Richard Sandiford <richard@codesourcery.com>
5026 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5027 the -mcpu= argument associated with the --with-cpu setting.
5028 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5029 if different from the one implied by the -mcpu setting.
5030 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5031 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5032 * doc/invoke.texi: Mention ColdFire in the introduction to the
5033 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5034 -mno-div and -mhard-float options. Make -m68881 a synonym for
5035 -mhard-float. Document the previously-undocumented -m5206e,
5036 -m528x, -m5307 and -m5407 options. Tweak the existing option
5037 documentation for consistency.
5038 * doc/install.texi: Mention new --with-cpu arguments.
5039 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5040 default CPU if neither -mcpu nor -march are specified.
5041 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5042 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5043 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5044 using m68k_tune to decide between families that implement the
5045 same ISA. Use m68k_tune to set __mcfv4e__.
5046 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5047 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5048 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5049 (FL_ISA_C, FL_ISA_MMU): New macros.
5050 (MASK_COLDFIRE): Delete.
5051 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5052 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5053 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5054 (TARGET_HARD_FLOAT): Do not define here.
5055 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5056 (TUNE_68000): New macro.
5057 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5058 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5059 (TUNE_CFV2): Redefine in terms of m68k_tune.
5060 (uarch_type, target_device, fpu_type): New enums.
5061 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5062 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5063 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5064 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5065 (FL_FOR_isa_c): New macros.
5066 (m68k_isa): New enum.
5067 (m68k_target_selection): New structure.
5068 (all_devices, all_isas, all_microarchs): New tables.
5069 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5070 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5071 (MASK_ALL_CPU_BITS): Delete.
5072 (m68k_find_selection): New function.
5073 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5074 Map the legacy target options to a combination of the new ones.
5075 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5076 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5077 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5079 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5080 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5082 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5083 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5084 * config/m68k/m68k-devices.def: New file.
5086 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5087 Nathan Sidwell <nathan@codesourcery.com>
5089 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5090 (SUBTARGET_EXTRA_SPECS): New macros.
5091 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5092 use %(asm_cpu_spec) instead.
5093 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5094 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5095 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5096 (EXTRA_SPECS): Rename to...
5097 (SUBTARGET_EXTRA_SPECS): ...this.
5099 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5100 Richard Sandiford <richard@codesourcery.com>
5101 Julian Brown <julian@codesourcery.com>
5103 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5104 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5105 to the configuration's default CPU.
5106 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5107 Remove default masks.
5108 (m680[012]0-*-*): Set the default with_cpu to the first part of
5110 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5111 (m68k*-*-linux): Extend the --with-cpu handling to...
5112 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5113 and m68010. Don't set target_cpu_default2.
5114 * doc/install.texi: Document --with-cpu for m68k.
5115 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5116 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5117 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5118 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5119 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5120 (ASM_SPEC): Remove use of %(asm_cpu_default).
5121 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5122 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5123 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5124 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5125 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5126 (TARGET_DEFAULT): Delete.
5127 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5128 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5129 (CPP_CPU_SPEC): Delete.
5130 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5131 the appropriate string.
5132 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5133 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5134 (ASM_SPEC): Don't use %(asm_default_spec).
5135 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5136 TARGET_DEFAULT and add MASK_68881.
5137 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5139 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5141 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5142 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5143 MASK_68010 alongside MASK_68020.
5144 * doc/invoke.texi: Document -m68010.
5145 * config/m68k/m68k.opt (m68010): New.
5146 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5148 (TUNE_68010): New macro.
5149 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5150 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5151 (M68K_CPU_m68332): Add MASK_68010.
5152 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5153 fallback definition.
5154 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5156 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5157 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5158 to all entries that use MASK_68020.
5159 (output_move_simode_const, output_move_himode, output_move_qimode)
5160 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5161 instead of TARGET_68020 to select clr behavior. Remove comment
5162 about there being no TARGET_68010.
5163 * config/m68k/m68k.md: Likewise throughout.
5165 2007-01-12 Julian Brown <julian@codesourcery.com>
5167 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5168 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5169 * config/m68k/m68k.md: Likewise.
5171 2007-01-12 Julian Brown <julian@codesourcery.com>
5173 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5174 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5176 2007-01-12 Julian Brown <julian@codesourcery.com>
5178 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5179 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5180 * config/m68k/m68k.md: Likewise.
5182 2007-01-12 Julian Brown <julian@codesourcery.com>
5183 Richard Sandiford <richard@codesourcery.com>
5185 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5186 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5187 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5189 (TARGET_CPU32): Rename to...
5190 (TUNE_CPU32): ...this.
5191 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5192 (TUNE_CFV2): New macros.
5193 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5194 remove conditions that are implied by TARGET_68020.
5195 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5196 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5197 (m68k_output_function_epilogue): Likewise.
5198 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5199 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5200 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5201 non-68000 timings. Refactor multiplication and division costs.
5202 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5203 TUNE_CPU32 instead of TARGET_CPU32.
5204 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5205 and TUNE_68060 instead of TARGET_68060.
5206 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5207 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5209 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5210 && !TARGET_COLDFIRE" to choose between moveq and clr.
5211 Likewise in the unnamed movsf pattern.
5212 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5213 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5216 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5218 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5219 of tabbing before backslashes.
5221 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5223 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5224 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5225 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5227 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5229 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5230 find_interesting_uses_cond.
5231 (find_interesting_uses_cond): Use extract_cond_operands.
5232 (rewrite_use_compare): Use extract_cond_operands and
5233 force_gimple_operand_bsi. Do not call update_stmt.
5234 (determine_use_iv_cost_condition): Use extract_cond_operands.
5235 Return cheaper of using original bound and changing the exit bound.
5237 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5239 PR tree-optimization/29516
5240 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5241 most_expensive_mult_to_index, addr_to_parts,
5242 create_mem_ref, maybe_fold_tmr): Make the type of
5243 fields of TARGET_MEM_REF sizetype.
5244 (move_fixed_address_to_symbol, move_pointer_to_base):
5246 * tree.def (TARGET_MEM_REF): Add comment on types of
5249 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5251 * c-common.c (vector_types_convertible_p): Treat opaque types as
5252 always convertible if they have the same size, but not otherwise.
5254 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5256 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5257 Remove the b_unconditional field.
5258 (noce_try_sign_mask): Do not look at b_unconditional.
5259 (noce_process_if_block): Do not use merge_if_blocks. Update
5260 the CFG here. Do not set b_unconditional.
5261 (cond_move_process_if_block): Likewise.
5262 (find_cond_trap): Likewise.
5263 (check_cond_move_block): Require simple jump insns at the end
5266 2007-01-11 Jan Hubicka <jh@suse.cz>
5268 PR tree-optimization/1046
5269 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5270 when alias info is not ready.
5271 (pass_tail_recursion): Do not require aliasing.
5272 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5273 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5274 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5275 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5276 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5277 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5278 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5280 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5281 When aliasing is not build, mark statement as volatile.
5283 2007-01-11 Tom Tromey <tromey@redhat.com>
5285 PR preprocessor/15185, PR preprocessor/20989:
5286 * doc/cppopts.texi <-MT>: Update description of algorithm for
5287 computing default target.
5288 <-M, -MD>: Reword "basename" text.
5290 2007-01-11 Roger Sayle <roger@eyesopen.com>
5292 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5293 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5294 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5295 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5296 fold_builtin_bswap, real_constp, fold_builtin_pow,
5297 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5298 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5299 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5300 * convert.c (convert_to_pointer): Likewise.
5301 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5302 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5303 const_binop, fold_convert_const_int_from_int,
5304 fold_convert_const_int_from_real,
5305 fold_convert_const_real_from_real, sign_bit_p,
5306 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5307 fold_sign_changed_comparison, fold_unary, fold_comparison,
5308 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5309 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5310 * print-tree.c (print_node_brief, print_node): Likewise.
5311 * stor-layout.c (place_field, layout_type): Likewise.
5312 * tree-chrec.c (keep_cast): Likewise.
5313 * tree.c (build_vector, build_real, build_real_from_int_cst,
5314 build_complex): Likewise.
5316 2007-01-11 Roger Sayle <roger@eyesopen.com>
5318 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5319 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5321 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5323 * configure.ac (strict1_warn): Rename to strict_warn.
5324 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5325 cc_set_by_configure, quoted_cc_set_by_configure,
5326 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5327 all_boot_languages, all_stagestuff): Remove.
5328 (target_list): Remove bootstrap targets.
5329 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5330 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5331 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5332 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5333 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5334 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5335 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5336 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5337 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5338 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5339 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5340 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5341 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5342 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5343 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5344 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5345 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5346 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5347 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5348 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5349 (mostlyclean): Adjust.
5350 (clean, distclean): Don't mention bootstrap stuff.
5351 * configure: Regenerate.
5352 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5353 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5354 treelang/config-lang.in (stagestuff): Remove.
5355 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5356 stageprofile, stagefeedback, stagestuff): Remove mention.
5358 2007-01-11 Nick Clifton <nickc@redhat.com>
5360 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5362 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5363 (mcore_arith_K_S_operand): Run the test for the S constraint not
5364 the test for the M constraint.
5365 (mcore_addsub_operand): Do not accept integer values that are
5366 larger than 32 bits.
5367 * config/mcore/mcore.md: Remove unused constraints from split.
5368 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5370 (allocate_stack): Likewise.
5371 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5372 operands to 32 bits.
5373 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5375 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5376 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5377 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5378 mcore_output_bclri, mcore_output_andn, output_inline_const,
5379 mcore_output_move, mcore_output_movedouble): Likewise.
5380 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5381 (output_inline_const): Likewise.
5382 (output_inline_const): Fix format strings used in sprintf
5384 * config/mcore/mcore-protos.h: Update prototypes for changed
5385 functions in mcore.c.
5386 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5387 HOST_WIDE_INT and not int.
5388 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5389 CONST_OK_FOR_N): Likewise.
5390 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5391 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5394 2007-01-10 Jan Hubicka <jh@suse.cz>
5396 * tree-vrp.c (remove_range_assertions): Release defs.
5397 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5398 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5400 2007-01-10 Paul Brook <paul@codesourcery.com>
5402 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5403 * config/arm/arm.md (mulsi3subsi): New insn.
5405 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5407 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5408 (tree_transform_and_unroll_loop): New.
5409 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5412 2007-01-10 Robert Kennedy <jimbob@google.com>
5414 * fold-const.c (fold_comparison): Fold comparisons like (x *
5415 1000 < 0) to (x < 0).
5417 2007-01-10 Ian Lance Taylor <iant@google.com>
5419 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5420 operands have the same priority.
5422 2007-01-10 Tom Tromey <tromey@redhat.com>
5424 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5425 (fold_binary): Likewise.
5426 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5427 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5428 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5429 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5430 * langhooks.h (struct lang_hooks): Removed field
5431 'can_use_bit_fields_p'.
5433 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5435 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5437 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5439 * function.c (get_last_funcdef_no): New function.
5440 * function.h (get_last_funcdef_no): Declare.
5441 * tree-inline.c (initialize_cfun): Add initialization.
5442 (tree_function_versioning): Cleanup.
5444 2007-01-10 Jan Hubicka <jh@suse.cz>
5446 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5449 2007-01-10 Sa Liu <saliu@de.ibm.com>
5450 Ben Elliston <bje@au.ibm.com>
5452 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5453 for SAVE_NONLOCAL and Pmode for any other save level.
5454 * spu-protos.h (spu_restore_stack_block): Declare.
5455 * spu.md (save_stack_block): Remove.
5456 (restore_stack_block): Call spu_restore_stack_block.
5457 * spu.c (spu_restore_stack_block): New function.
5458 (spu_expand_epilogue): Remove old comment.
5460 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5462 PR tree-optimization/30322
5463 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5464 (cand_value_at): Return the value as aff_tree.
5465 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5466 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5467 aff_combination_mult): New functions.
5468 (aff_combination_add): Use aff_combination_add_cst.
5469 (aff_combination_convert): Allow conversions to a wider type.
5470 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5471 * tree-affine.h (aff_combination_mult): Declare.
5473 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5475 * doc/tm.texi: Update documentation to reflect reality of exec
5476 and start file search behaviours. Update copyright year.
5477 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5478 header file directories.
5480 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5482 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5483 (*cosxf2): Rename to cosxf2_i387.
5484 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5485 using X87MODEF12 mode macro. Rename patterns to
5486 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5488 (*cosdf2, *cossf2): Ditto.
5489 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5490 to match extended input operands.
5491 (sincos<mode>3): New expander.
5492 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5493 insn patterns and corresponding splitters.
5495 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5497 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5498 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5500 2007-01-09 Nicolas Pitre <nico@cam.org>
5503 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5505 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5507 * target.h (struct gcc_target): New field library_rtti_comdat.
5508 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5509 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5510 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5511 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5513 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5515 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5517 2007-01-08 Richard Guenther <rguenther@suse.de>
5519 * tree.h (force_fit_type_double): Export.
5520 (force_fit_type): Remove.
5521 * fold-const.c (force_fit_type_double): New function.
5522 (force_fit_type): Remove.
5523 (int_const_binop): Use it.
5524 (fold_convert_const_int_from_int): Likewise.
5525 (fold_convert_const_int_from_real): Likewise.
5526 (fold_div_compare): Likewise.
5527 (fold_sign_changed_comparison): Likewise.
5528 (fold_unary): Likewise.
5529 (fold_negate_const): Likewise.
5530 (fold_abs_const): Likewise.
5531 (fold_not_const): Likewise.
5532 * c-common.c (shorten_compare): Use force_fit_type_double.
5533 * convert.c (convert_to_pointer): Likewise.
5535 2007-01-08 Richard Guenther <rguenther@suse.de>
5537 * tree.h (build_int_cst_wide_type): Export.
5538 * tree.c (build_int_cst_wide_type): New function.
5539 (build_int_cst_wide): Fix comment.
5540 * builtins.c (fold_builtin_object_size): Use build_int_cst
5541 to build -1 or 0 of the correct type. Use fit_double_type
5542 to check for overflow.
5543 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5545 (decode_field_reference): Likewise.
5546 (all_ones_mask_p): Likewise.
5547 (native_interpret_int): Use build_int_cst_wide_type.
5548 (fold_binary): Use build_int_cst_type to build an all-ones
5550 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5552 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5554 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5556 2007-01-09 Ben Elliston <bje@au.ibm.com>
5558 * genautomata.c (STATS_OPTION): New option.
5559 (stats_flag): New flag.
5560 (gen_automata_option): Handle it.
5561 (initiate_automaton_gen): Ditto.
5562 (write_automata): Output statistics only if stats_flag is
5563 set. Likewise, output time statistics only if time_flag is set.
5564 * doc/md.texi (Processor pipeline description): Document new flag.
5566 2007-01-08 Richard Guenther <rguenther@suse.de>
5568 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5569 * tree.c (build_int_cst_type): Likewise.
5570 (size_in_bytes): Don't call force_fit_type on the result.
5571 (int_fits_type_p): Use fit_double_type.
5572 * fold-const.c (fit_double_type): New function.
5573 (force_fit_type): Use it.
5574 * tree.h (fit_double_type): Export.
5576 2007-01-08 Jan Hubicka <jh@suse.cz>
5578 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5579 * ipa.c (function_and_variable_visibility): Fix return type.
5581 2007-01-08 Richard Guenther <rguenther@suse.de>
5583 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5584 of offset to build the index.
5585 * tree-pretty-print.c (dump_generic_node): Don't build negated
5586 const just for printing.
5587 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5588 * builtins.c (fold_builtin_int_roundingfn): Check if result
5589 fits the type by using force_fit_type and comparing the result.
5590 * predict.c (predict_loops): Use compare_tree_int for comparison.
5591 * tree.c (build_int_cst): Fall back to integer_type_node for
5593 (build_int_cst_wide): Assert type is non-null.
5595 2007-01-08 Roberto Costa <roberto.costa@st.com>
5597 * tree-vrp.c (extract_range_from_cond_expr): New.
5598 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5599 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5601 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5602 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5603 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5604 used as expressions.
5605 * tree-object-size.c (cond_expr_object_size): New.
5606 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5608 2007-01-08 Jan Hubicka <jh@suse.cz>
5610 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5611 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5614 2007-01-08 Richard Guenther <rguenther@suse.de>
5616 PR tree-optimization/23603
5617 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5618 (extract_range_from_binary): Fall back to truthvalue instead of
5619 varying for TRUTH_*_EXPR.
5620 (extract_range_from_comparison): Fall back to truthvalue instead of
5622 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5623 if all visited PHI values were constant.
5625 2007-01-08 Jan Hubicka <jh@suse.cz>
5627 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5628 (cgraph_analyze_function): break out from ...
5629 (cgraph_finalize_compilation_unit): ... here.
5630 (cgraph_expand_function): Remove forgoten commented out line.
5631 (cgraph_optimize): Analyze functions.
5633 2007-01-08 Jan Hubicka <jh@suse.cz>
5635 * tree-pas.h (TODO_remove_function): New flag.
5636 (TODO_update*): Renumber.
5637 (pass_ipa_increase_alignment,
5638 pass_ipa_function_and_variable_visibility): New passes.
5639 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5640 (cgraph_function_and_variable_visibility): Move to ipa.c
5641 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5642 cgraph_increase_alignment.
5643 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5644 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5645 calling tree-inline.
5646 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5647 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5648 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5649 (gate_increase_alignment): New function.
5650 (pass_ipa_increase_alignment): New pass.
5651 * ipa.c: Inline tree-pass.h and timevar.h
5652 (function_and_variable_visibility): Move here from cgraphunit.c
5653 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5654 * passes.c (init_optimization_passes): Add the two new passes.
5655 (execute_todo): Handle cgraph_remove_functions.
5657 2007-01-08 Nick Clifton <nickc@redhat.com>
5659 * config/frv/predicates.md (reg_or_0_operand): Accept
5662 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5664 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5665 * config.gcc: Add bfin*-rtems*.
5667 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5669 * c.opt: Add -flax-vector-conversions.
5670 * c-typeck.c (convert_for_assignment): Pass flag to
5671 vector_types_convertible_p to allow emission of note.
5672 (digest_init): Likewise.
5673 * c-opts.c: Handle -flax-vector-conversions.
5674 * c-common.c (flag_lax_vector_conversions): New.
5675 (vector_types_convertible_p): Unless -flax-vector conversions
5676 has been passed, disallow conversions between vectors with
5677 differing numbers of subparts and/or element types. If such
5678 a conversion is disallowed, possibly emit a note on the first
5679 occasion only to inform the user of -flax-vector-conversions.
5680 The new last argument specifies this.
5681 * c-common.h (flag_lax_vector_conversions): New.
5682 (vector_types_convertible_p): Add extra argument.
5683 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5684 char_type_node for V*QI type vectors.
5685 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5686 Update to satisfy new typechecking rules.
5687 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5689 * doc/invoke.texi (C Dialect Options): Document
5690 -flax-vector-conversions.
5692 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5694 PR tree-optimization/29877
5695 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5696 a register variable on the RHS to not be replaceable.
5698 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5699 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5700 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5701 const_simm15, const_pow2, const_npow2): Added.
5702 * config/score/misc.md (insv, extv, extzv, movmemsi,
5703 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5704 * config/score/score.c (score_address_cost, score_select_cc_mode):
5706 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5707 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5708 Update score_print_operand.
5709 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5710 Adjust register allocate order and update some macro define.
5711 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5712 mdx_block_move_straight, mdx_block_move_loop_head,
5713 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5714 mdx_block_move): Added.
5715 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5716 mdp_limm): Updated and fix some bug and typo.
5717 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5718 (movsf, movdf, doloop_end): Added.
5720 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5722 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5723 config/arm/thumb2.md: Fix comment typos.
5724 * doc/extend.texi: Fix a typo.
5726 2007-01-07 Eric Christopher <echristo@apple.com>
5728 * configure.ac: Check for __stack_chk_fail for darwin.
5729 * configure: Regenerate.
5731 2007-01-07 Richard Guenther <rguenther@suse.de>
5733 * tree-vrp.c (extract_range_from_assert): CSE calls to
5734 compare_values where possible.
5735 (extract_range_from_unary_expr): Likewise.
5737 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5739 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5740 * config/avr/avr.c (call_insn_operand): Delete function.
5741 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5742 instead of register number. Use predicates.
5743 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5744 call_insn_operand): Add.
5746 2007-01-06 Jan Hubicka <jh@suse.cz>
5748 * tree-pass.h (pass_build_cgraph_edges): Declare.
5749 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5750 (visited_nodes): Remove.
5751 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5752 build_cgrpah_edges; make visited_nodes local.
5753 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5754 (record_references_in_initializer): Move to cgraphbuild.c
5755 (initialize_inline_failed, rebuild_cgraph_edges,
5756 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5757 (verify_cgraph_node): Make visited_nodes local.
5758 (cgraph_analyze_function): Do not call cgraph_create_edges and
5759 initialize_inline_failed.
5760 (cgraph_expand_function): Do not call cgraph_lower_function;
5761 assert that function is already lowered.
5762 * Makefile.in (cgraphbuild.o): New.
5763 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5764 at the end of lowering passes.
5766 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5768 * ifcvt.c (cond_move_convert_if_block): New function, code
5769 factored out from...
5770 (cond_move_process_if_block): ...here. Call the new function
5771 on the THEN and ELSE blocks.
5772 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5773 already takes care of this.
5775 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5778 * tree.h (TREE_OVERFLOW_P): New.
5779 * c-typeck.c (parser_build_unary_op): Warn only if result
5780 overflowed and operands did not.
5781 (parser_build_binary_op): Likewise.
5782 (convert_for_assignment): Remove redundant overflow_warning.
5783 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5785 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5787 * c-typeck.c (store_init_value): Split over two lines to follow
5788 the GNU coding style.
5790 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5792 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5793 __GXX_EXPERIMENTAL_CXX0X__.
5794 * doc/cpp.texi: Same.
5796 2007-01-05 Richard Guenther <rguenther@suse.de>
5799 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5800 with mismatched types. Instead explicitly build a
5801 conversion NOP_EXPR.
5803 2007-01-05 Ian Lance Taylor <iant@google.com>
5805 * c-common.c (decl_with_nonnull_addr_p): New function.
5806 (c_common_truthvalue_conversion): Call it.
5807 * c-typeck.c (build_binary_op): Likewise.
5808 * c-common.h (decl_with_nonnull_addr_p): Declare.
5810 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5813 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5816 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5818 * doc/install.texi (Final install): Document the fact that
5819 the GNAT runtime should not be stripped.
5821 2007-01-04 Jan Hubicka <jh@suse.cz>
5823 * tree-inline.c (fold_marked_statements): Update operand caches
5824 and EH after folding
5826 2007-01-04 Ian Lance Taylor <iant@google.com>
5828 * c-common.c (check_function_nonnull): Whitespace fix.
5830 2007-01-04 Jan Hubicka <jh@suse.cz>
5832 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5833 comitted older version of patch.
5834 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5835 function, celanup cfg and collect garbage.
5837 2007-01-04 Mike Stump <mrs@apple.com>
5839 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5842 2007-01-04 Eric Christopher <echristo@apple.com>
5844 * libgcc2.c (__bswapsi2): Use SItype.
5845 (__bswapdi2): Use DItype.
5846 * libgcc2.h: Update for above.
5848 2007-01-04 Paul Brook <paul@codesourcery.com>
5850 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5851 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5852 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5853 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5854 umulsi3_highpart): Make conditional on !arm_arch6.
5855 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5856 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5857 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5858 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5859 umulsi3_highpart_v6): New insns.
5861 2007-01-04 Roger Sayle <roger@eyesopen.com>
5863 * fold-const.c (fold_convert): When casting an expression to void,
5864 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5865 have a type. Instead of attempting to build a NOP_EXPR, return
5866 these "special" trees directly.
5868 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5870 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5871 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5872 rs6000_cost->fp not 0 as adjustment for outer NEG.
5874 2007-01-04 Jan Hubicka <jh@suse.cz>
5876 * cgraph.c (cgraph_release_function_body): New function.
5877 (cgraph_remove_node): Use it.
5878 * cgraph.h (cgraph_release_function_body): Declare.
5879 * cgraphunit.c (cgraph_expand_function): Use it.
5880 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5881 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5882 is initialized and while compilation of other function is running.
5883 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5884 statement CFG annotations from here to ...
5885 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5887 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5889 * cfgloop.h (enum li_flags): Make the constants powers of two.
5891 2007-01-04 Jan Hubicka <jh@suse.cz>
5893 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5895 (fold_marked_statements): New function.
5896 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5897 * tree-inline.h (copy_body_data): Add statements_to_fold.
5899 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5901 * config.gcc: Mention libgcc/config.host.
5902 * Makefile.in: Update comments mentioning libgcc.
5903 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5904 (all.cross, start.encap, rest.encap, rest.cross): Update
5905 dependencies for libgcc move.
5906 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5907 (clean-target, clean-target-libgcc): Delete.
5908 (srcdirify, GCC_EXTRA_PARTS): New macros.
5909 (libgcc-support, libgcc.mvars): New rules.
5910 (distclean): Remove mention of mklibgcc.
5911 (install): Don't reference INSTALL_LIBGCC.
5912 (install-common): Don't reference EXTRA_PARTS.
5913 (install-libgcc, install-multilib): Delete rules.
5914 * mklibgcc.in: Delete file.
5915 * doc/configfiles.texi: Don't mention mklibgcc.
5917 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5918 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5919 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5920 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5921 (mklibgcc, ldblspecs): Likewise.
5923 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5924 (posixpre.def): Use $(T).
5925 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5926 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5927 (SHLIB_LINK): Make dummy.
5928 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5930 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5932 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5933 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5934 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5935 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5937 * configure.ac (all_outputs): Remove mklibgcc.
5938 * configure: Regenerated.
5940 2007-01-03 Josh Conner <jconner@apple.com>
5943 * calls.c (compute_argument_addresses): Set stack and stack_slot
5944 for partial args, too.
5945 (store_one_arg): Use locate.size.constant for the size when
5946 generating a save_area.
5948 2007-01-03 Robert Kennedy <jimbob@google.com>
5950 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5951 whose definitions are deleted due to basic block merging.
5953 2007-01-03 Paul Brook <paul@codesourcery.com>
5956 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5958 (use_return_insn): Return 0 for Thumb interrupt functions.
5959 (print_multi_reg): Add rfe argument for IRQ returns.
5960 (arm_output_epilogue): Pop interrupt return address directly into PC.
5961 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5963 2007-01-03 Paul Brook <paul@codesourcery.com>
5965 Merge from sourcerygxx-4_1.
5966 * config/arm/thumb2.md: New file.
5967 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5969 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5970 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5971 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5972 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5974 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5975 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
5977 * config/arm/ieee754-sf.S: Ditto.
5978 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
5979 (thumb1_base_register_rtx_p): ... to this.
5980 (thumb_index_register_rtx_p): Rename...
5981 (thumb1_index_register_rtx_p): ... to this.
5982 (thumb_output_function_prologue): Rename...
5983 (thumb1_output_function_prologue): ... to this.
5984 (thumb_legitimate_address_p): Rename...
5985 (thumb1_legitimate_address_p): ... to this.
5986 (thumb_rtx_costs): Rename...
5987 (thumb1_rtx_costs): ... to this.
5988 (thumb_compute_save_reg_mask): Rename...
5989 (thumb1_compute_save_reg_mask): ... to this.
5990 (thumb_final_prescan_insn): Rename...
5991 (thumb1_final_prescan_insn): ... to this.
5992 (thumb_expand_epilogue): Rename...
5993 (thumb1_expand_epilogue): ... to this.
5994 (arm_unwind_emit_stm): Rename...
5995 (arm_unwind_emit_sequence): ... to this.
5996 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
5997 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
5998 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
5999 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6000 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6001 thumb2_output_casesi): New functions.
6002 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6003 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6004 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6005 THUMB2_WORK_REGS): Define.
6006 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6007 arm_condexec_mask, arm_condexec_masklen)): New variables.
6008 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6009 (arm_override_options): Check new CPU capabilities.
6010 Set new architecture flag variables.
6011 (arm_isr_value): Handle v7m interrupt functions.
6012 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6014 (const_ok_for_arm): Handle Thumb-2 constants.
6015 (arm_gen_constant): Ditto. Use movw when available.
6016 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6018 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6019 (thumb_find_work_register, arm_load_pic_register,
6020 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6021 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6022 print_multi_reg, output_mov_long_double_fpa_from_arm,
6023 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6024 output_mov_double_fpa_from_arm, output_move_double,
6025 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6026 output_return_instruction, arm_output_function_prologue,
6027 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6028 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6029 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6030 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6031 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6032 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6034 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6035 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6036 (arm_file_start): Output directive for unified syntax.
6037 (arm_unwind_emit_set): Handle stack alignment instruction.
6038 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6039 Add v6t2, v7, v7a, v7r and v7m.
6040 (RETLDM): Add Thumb-2 code.
6041 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6042 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6043 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6044 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6045 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6046 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6047 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6048 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6049 ADJUST_INSN_LENGTH): Define.
6050 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6051 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6052 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6053 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6054 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6055 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6056 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6057 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6058 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6059 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6060 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6061 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6062 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6063 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6064 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6065 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6066 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6068 * config/arm/arm-tune.md: Regenerate.
6069 * config/arm/arm-protos.h: Update prototypes.
6070 * config/arm/vfp.md: Enable patterns for Thumb-2.
6071 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6072 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6073 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6074 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6075 * config/arm/libunwind.S: Add Thumb-2 code.
6076 * config/arm/constraints.md: Update include Thumb-2.
6077 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6078 * config/arm/ieee754-df.S: Ditto.
6079 * config/arm/bpabi.S: Ditto.
6080 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6081 * config/arm/predicates.md (low_register_operand,
6082 low_reg_or_int_operand, thumb_16bit_operator): New.
6083 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6084 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6085 * config/arm/t-arm-elf: Add armv7 multilib.
6086 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6088 (UNSPEC_STACK_ALIGN, ce_count): New.
6089 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6090 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6092 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6093 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6094 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6095 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6096 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6097 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6099 * doc/extend.texi: Document ARMv7-M interrupt functions.
6100 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6102 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6104 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6105 (struct _Unwind_Context): Rename args_size to flags, remove
6106 signal_frame field, add a new args_size field and version field.
6107 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6108 _Unwind_IsExtendedContext): New inline functions.
6109 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6110 Assume by_value array is only present if _Unwind_IsExtendedContext.
6111 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6112 _Unwind_IsSignalFrame.
6113 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6114 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6115 (uw_init_context_1): Initialize context->flags to
6116 EXTENDED_CONTEXT_BIT.
6117 * config/rs6000/linux-unwind.h (frob_update_context): Use
6118 _Unwind_SetSignalFrame.
6120 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6123 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6124 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6127 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6129 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6130 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6131 RET, AT_SP): Remove.
6132 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6135 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6136 * cfgbuild.c (find_basic_blocks): Likewise.
6137 * cfgrtl.c (rtl_create_basic_block): Likewise.
6138 * function.c (temp_slots_at_level): Likewise.
6139 * reg-stack.c (stack_regs_mentioned): Likewise.
6140 * regclass.c (allocate_reg_info): Likewise.
6141 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6142 set_bb_for_stmt, move_block_to_fn): Likewise.
6143 * tree-complex.c (tree_lower_complex): Likewise.
6144 * vec.h (VEC_safe_grow_cleared): New.
6146 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6148 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6150 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6151 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6153 * cfgloopmanip.c (scale_loop_frequencies): Export.
6154 (loopify): Scale the frequencies by prescribed coefficients.
6155 (set_zero_probability): New function.
6156 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6157 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6158 and frequencies according to arguments.
6159 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6161 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6162 * modulo-sched.c (sms_schedule): Set probabilities for entering
6163 versioned loop correctly.
6164 * tree-vect-transform.c (vect_transform_loop): Ditto.
6165 * cfgloop.h (loopify, loop_version): Declaration changed.
6166 (scale_loop_frequencies): Declared.
6168 2007-01-02 Jan Hubicka <jh@suse.cz>
6170 * cgraph.c: Include tree-flow.h
6171 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6173 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6174 * tree-pass.h (pass_all_early_optimizations): Declare.
6175 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6177 (cgraph_analyze_function): Do early_local_passes.
6178 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6179 Do not add referenced vars.
6180 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6182 (gate_all_early_local_passes): New gate.
6183 (pass_early_local_passes): Use new gate.
6184 (execute_early_local_optimizations): New functions.
6185 (gate_all_early_optimizations): New gate.
6186 (pass_all_early_optimizations): New pass.
6187 (execute_free_datastructures): Free SSA only when initialized.
6188 (gate_init_datastructures): Init only when optimizing.
6189 (tree_lowering_passes): Do early local passes when called late.
6190 * tree-profile.c (do_tree_profiling): Don't profile functions added
6192 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6193 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6195 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6196 during early_local_passes.
6197 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6200 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6202 * Makefile.in: Update copyright year.
6204 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6206 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6207 in $(lang_checks) and check-consistency targets.
6209 2007-01-02 Jan Hubicka <jh@suse.cz>
6211 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6212 Do not add referenced vars.
6213 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6215 * passes.c (init_optimization_passes): Put mudflap_2 after
6216 free_datastructures.
6218 2007-01-02 Jan Hubicka <jh@suse.cz>
6220 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6221 Set NOTHROW flag on call statements proved to be nothrow.
6222 Update statement of local calls so new pure/const functions are
6223 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6225 (tree_rest_of_compilation): Register hooks and initialize bitmap
6226 early. Do not set after_inlining flag.
6228 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6230 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6231 HOST_BITS_PER_LONGLONG
6233 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6236 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6237 warning for non-static initializers.
6239 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6241 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6242 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6243 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6244 Always use set_unique_reg_note to add REG_EQUAL notes.
6246 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6249 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6251 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6252 * cfgbuild.c (find_basic_blocks): Likewise.
6253 * cfgrtl.c (rtl_create_basic_block): Likewise.
6254 * function.c (temp_slots_at_level): Likewise.
6255 * reg-stack.c (stack_regs_mentioned): Likewise.
6256 * regclass.c (allocate_reg_info): Likewise.
6257 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6258 set_bb_for_stmt, move_block_to_fn): Likewise.
6259 * tree-complex.c (tree_lower_complex): Likewise.
6260 * vec.h (VEC_safe_grow_cleared): New.
6262 2007-01-02 Ian Lance Taylor <iant@google.com>
6264 * c-common.c (c_common_truthvalue_conversion): When warning about
6265 using an assignment as a truth value, set TREE_NO_WARNING.
6267 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6270 * c.opt (Wold-style-declaration): New.
6271 * doc/invoke.texi (C-only Warning Options): New.
6272 (Wold-style-declaration): Document it.
6273 (Wextra): Enabled by -Wextra.
6274 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6275 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6276 -Wold-style-declaration.
6278 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6280 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6281 * cfgbuild.c (find_basic_blocks): Likewise.
6282 * cfgrtl.c (rtl_create_basic_block): Likewise.
6283 * function.c (temp_slots_at_level): Likewise.
6284 * reg-stack.c (stack_regs_mentioned): Likewise.
6285 * regclass.c (allocate_reg_info): Likewise.
6286 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6287 set_bb_for_stmt, move_block_to_fn): Likewise.
6288 * tree-complex.c (tree_lower_complex): Likewise.
6289 * vec.h (VEC_safe_grow_cleared): New.
6291 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6293 * c-common.c (c_common_nodes_and_builtins): Since variants of
6294 void_type_node get built before it is given a name, we need to
6295 give those variants the name, too.
6296 (complete_array_type): We need to work with the canonical main
6297 type of the array, from which we will build the qualified version.
6298 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6299 * print-tree.c (print_node): Display canonical type information
6301 * stor-layout.c (layout_type): When we don't know the
6302 alignment of a type for which we're building an array, we end up
6303 guessing wrong, so make the type require structural equality.
6304 * tree.c (make_node_stat): When we build a new type, it is its
6306 (build_type_attribute_qual_variant): When building an attribute
6307 variant, its canonical type is the non-attribute variant. However,
6308 if the attributes are target-dependent and they differ, we need to
6309 use structural equality checks for this type.
6310 (build_qualified_type): A qualified type is not equivalent to its
6311 unqualified variant; set the canonical type appropriately.
6312 (build_distinct_type_copy): When building a distinct type from
6313 another type, the new type is its own canonical type.
6314 (build_variant_type_copy): When building a new type variant, we
6315 assume that it is equivalent to the original type.
6316 (build_pointer_type_for_mode): When building a pointer type, also
6317 build a canonical type pointer.
6318 (build_reference_type_for_mode): When building a reference type,
6319 also build a canonical type reference.
6320 (build_index_type): When we can't hash an index type (e.g.,
6321 because its maximum value is negative), the index type requires
6322 structural equality tests.
6323 (build_array_type): Build the canonical form of an array type.
6324 (build_function_type): Function types require structural equality,
6325 because they contain default arguments, attributes, etc.
6326 (build_method_type_directly): Ditto for method types.
6327 (build_offset_type): Build the canonical offset type.
6328 (build_complex_type): Build the canonical vector type.
6329 (make_vector_type): Build the canonical vector type.
6330 * tree.h (TYPE_CANONICAL): New.
6331 (TYPE_STRUCTURAL_EQUALITY_P): New.
6332 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6333 (struct tree_type): Added "canonical" field.
6334 * params.h (VERIFY_CANONICAL_TYPES): New.
6335 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6336 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6337 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6338 * doc/invoke.texi (verify-canonical-types): Document --param
6339 parameter for verifying canonical types.
6341 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6343 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6344 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6345 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6346 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6348 * config/rs6000/e500.h: New.
6349 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6350 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6352 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6353 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6354 TARGET_E500_DOUBLE): Remove.
6355 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6356 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6357 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6358 * config/rs6000/rs6000.c (rs6000_override_options): Use
6361 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6363 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6364 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6365 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6366 rs6000_emit_cmove): Don't check TARGET_E500.
6367 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6368 sordered): Don't check TARGET_E500.
6370 2007-01-01 Eric Christopher <echristo@apple.com>
6372 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6373 HARD_REGISTER_NUM_P.
6375 2007-01-01 Roger Sayle <roger@eyesopen.com>
6377 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6378 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6379 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6382 2007-01-01 Mike Stump <mrs@apple.com>
6384 * configure.ac: Remove support for building with Apple's gcc-3.1.
6386 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6389 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6390 REG is a hard register. Do not modify REG before calling
6392 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6393 multiple of the size of YMODE for certain lowpart cases.
6395 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6398 * gimplify (voidify_wrapper_expr): Update for
6401 2007-01-01 Andreas Schwab <schwab@suse.de>
6404 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6405 save of BR0 in extra_spill_size instead of spill_size.
6406 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6408 (ia64_expand_epilogue): Restore BR0 from its new location.
6410 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6412 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6413 Use a temporary variable if the left hand side is not a gimple
6416 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6418 * gimplify.c (gimplify_return_expr): Make the temporary variable
6419 for the return expression, a gimple register variable.
6421 2007-01-01 Jan Hubicka <jh@suse.cz>
6423 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6426 2007-01-01 Mike Stump <mrs@apple.com>
6428 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6430 * config/darwin.c (machopic_select_rtx_section): Use
6432 (darwin_mergeable_constant_section): Likewise.
6433 * configure: Regenerate.
6434 * config.in: Regenerate.
6436 2007-01-01 Jan Hubicka <jh@suse.cz>
6437 Andrew Pinski <pinskia@gmail.com>
6439 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6440 before starting IPA passes.