1 2007-02-23 DJ Delorie <dj@redhat.com>
3 * config/i386/i386.c (ix86_data_alignment): Don't specify an
4 alignment bigger than the object file can handle.
6 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
9 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
10 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
11 (*movsf_1): Penalize MMX moves.
13 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
15 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
16 2^32-1 or more times unless flag_unsafe_loop_optimizations.
18 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
20 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
23 (fold_builtin_1): Use them.
24 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
27 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
29 * config/i386/i386.c (bdesc_1arg): Initialize
30 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
31 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
32 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
33 and IX86_BUILTIN_MOVSLDUP.
35 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
37 PR rtl-optimization/30841
38 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
40 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
42 * builtins.c (fold_builtin_frexp): New.
43 (fold_builtin_2): Use it.
45 2007-02-22 Mark Mitchell <mark@codesourcery.com>
47 * doc/invoke.texi (Spec Files): Document getenv spec function.
49 * gcc.c (getenv_spec_function): New function.
50 (static_spec_functions): Add it.
51 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
52 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
55 2007-02-22 Michael Matz <matz@suse.de
58 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
59 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
61 2007-02-22 Ian Lance Taylor <iant@google.com>
64 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
65 (mem_loc_descriptor): Call it.
67 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
68 Ira Rosen <irar@il.ibm.com>
70 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
72 2007-02-22 Ira Rosen <irar@il.ibm.com>
74 PR tree-optimization/30843
75 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
76 stores only after all the group is vectorized.
78 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
80 PR tree-optimization/30858
81 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
82 in the reduction cycle have a single use in the loop.
83 * tree-vectorizer.h (relevant): Add documentation.
85 2007-02-20 Mike Stump <mrs@apple.com>
87 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
88 * configure: Regenerate.
90 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
92 Change the defaults of some parameters and options.
93 * config/spu/spu-protos.h (spu_optimization_options): Declare.
94 * config/spu/spu.c (spu_optimization_options): Add.
95 (spu_override_options): Change params in spu_optimization_options.
96 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
98 Register 127 is only 16 byte aligned when used as a frame pointer.
99 * config/spu/spu-protos.h (spu_init_expanders): Declare.
100 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
101 HARD_FRAME_POINTER_REGNUM.
102 (spu_legitimate_address): Use regno_aligned_for_reload.
103 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
104 aligned when frame_pointer_needed is true.
105 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
107 * config/spu/spu.h (INIT_EXPANDERS): Define.
109 Make sure shift and rotate instructions have valid immediate operands.
110 * config/spu/predicates.md (spu_shift_operand): Remove.
111 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
112 * config/spu/constraints.md (W, O): Extend range.
113 * config/spu/spu.md (umask, nmask): Define.
114 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
115 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
116 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
117 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
118 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
119 (lshr<mode>3_reg): Fix rtl description.
121 Make sure mulhisi immediate operands are valid.
122 * config/spu/predicates.md (imm_K_operand): Add.
123 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
125 Generate constants using fsmbi and andi.
126 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
127 (print_operand, spu_split_immediate, classify_immediate,
128 fsmbi_const_p): Handle IC_FSMBI2.
130 Correctly handle a CONST_VECTOR containing symbols.
131 * config/spu/spu.c (print_operand): Handle HIGH correctly.
132 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
133 (immediate_load_p): Allow symbols that use 2 instructions to create.
134 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
135 with symbols when flag_pic is set.
136 (const_vector_immediate_p): New.
137 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
138 accept a CONST_VECTOR with symbols.
139 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
140 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
142 * config/spu/spu.md (high, low): Delete.
143 (low_<mode>): Define.
145 Remove INTRmode and INTR_REGNUM, which didn't work.
146 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
148 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
149 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
150 peephole2 pattern): Don't use INTR or 131.
152 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
153 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
154 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
155 (UNSPEC_SET_INTR): Add.
156 * config/spu/spu-modes.def (INTR): Remove.
158 More accurate warnings about run-time relocations.
159 * config/spu/spu.c (reloc_diagnostic): Test in_section.
161 Correctly warn about immediate arguments to specific intrinsics.
162 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
163 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
164 the instruction predicate.
166 Fix tree check errors with latest update.
167 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
169 (spu_expand_builtin): Use CALL_EXPR_FN.
171 Add missing specific intrinsics.
172 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
174 * config/spu/spu_internals.h: Ditto.
176 Fix incorrect operand modifiers.
177 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
178 * config/spu/spu.md (xor<mode>3): Change %S to %J.
180 Optimize one case of zero_extend of a vec_select.
181 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
183 Accept any immediate for hbr.
184 * config/spu/spu.md (hbr): Change s constraints to i.
186 2007-02-21 Paul Brook <paul@codesourcery.com>
188 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
189 condexec_count when skipping USE and CLOBBER.
191 2007-02-21 Nick Clifton <nickc@redhat.com>
193 * common.opt (Warray-bounds): Add Warning attribute.
194 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
196 (fsized-zeroes): Add Optimization attribute.
197 (fsplit-wide-types, ftree-scev-cprop): Likewise.
198 * c.opt (Wc++0x-compat): Add Warning attribute.
200 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
203 * reload1.c (eliminate_regs_in_insn): In the single_set special
204 case, attempt to re-recognize the insn before falling back to
205 having reload fix it up.
207 2007-02-20 Eric Christopher <echristo@gmail.com>
209 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
211 (frv_read_iacc_argument): Ditto.
212 (frv_expand_set_builtin): Take a call instead of arglist, update for
214 (frv_expand_unop_builtin): Ditto.
215 (frv_expand_binop_builtin): Ditto.
216 (frv_expand_cut_builtin): Ditto.
217 (frv_expand_binopimm_builtin): Ditto.
218 (frv_expand_voidbinop_builtin): Ditto.
219 (frv_expand_int_void2arg): Ditto.
220 (frv_expand_prefetches): Ditto.
221 (frv_expand_voidtriop_builtin): Ditto.
222 (frv_expand_voidaccop_builtin): Ditto.
223 (frv_expand_load_builtin): Ditto.
224 (frv_expand_store_builtin): Ditto.
225 (frv_expand_mdpackh_builtin): Ditto.
226 (frv_expand_mclracc_builtin): Ditto.
227 (frv_expand_mrdacc_builtin): Ditto.
228 (frv_expand_mwtacc_builtin): Ditto.
229 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
232 2007-02-20 Janis Johnson <janis187@us.ibm.com>
234 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
235 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
237 (HAVE_GAS_DFP): Check for assembler support of decimal floating
239 * configure: Regenerate.
240 * config.in: Regenerate.
241 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
242 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
243 masks to power6 and power6x and to POWERPC_MASKS.
244 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
246 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
247 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
248 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
249 Access PROTOTYPE as variable, not mask.
251 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
253 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
254 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
255 * combine.c (adjust_for_new_dest): Use it.
256 * postreload.c (reload_combine): Likewise.
258 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
260 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
261 notes on an insn with multiple sets, even if single_set returns
262 non-NULL for that insn.
264 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
266 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
269 2007-02-20 Geoffrey Keating <geoffk@apple.com>
271 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
272 if user didn't pass it.
273 * config/i386/darwin.h (CC1_SPEC): Likewise.
274 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
275 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
276 -mmacosx-version-min.
278 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
279 Uros Bizjak <ubizjak@gmail.com>
281 * optabs.h (enum optab_index): Add new OTI_scalb.
282 (scalb_optab): Define corresponding macro.
283 * optabs.c (init_optabs): Initialize scalb_optab.
284 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
286 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
287 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
288 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
289 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
290 flag_unsafe_math_optimizations is set.
292 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
293 to implement scalbf, scalb and scalbl built-ins as inline x87
296 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
297 DJ Delorie <dj@redhat.com>
300 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
301 (diagnostic_report_diagnostic): ... here, and turn them into real
302 errors. If warnings are inhibited, no need to do anything.
304 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
306 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
307 better code generation.
309 2007-02-20 Ben Elliston <bje@au.ibm.com>
311 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
313 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
315 * config/alpha/alpha.c, config/alpha/alpha.md,
316 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
317 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
318 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
319 config/arm/lib1funcs.asm: Follow spelling conventions.
321 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
322 config/fr30/fr30.md, config/i386/i386.h,
323 config/iq2000/iq2000.h, config/iq2000/predicates.md,
324 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
325 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
326 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
327 config/rs6000/altivec.md, config/rs6000/rs6000.c,
328 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
329 config/sparc/sparc.c, config/sparc/sparc.h,
330 config/sparc/sparc.md, config/spu/constraints.md,
331 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
334 2007-02-20 Alan Modra <amodra@bigpond.net.au>
337 * varasm.c (use_blocks_for_decl_p): Return false for decls with
340 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
342 * doc/invoke.texi (-ftree-lrs): Remove.
344 2007-02-19 Diego Novillo <dnovillo@redhat.com>
346 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
349 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
351 * config/ia64/ia64.c (ia64_expand_builtin): Use the
352 new CALL_EXPR_FN macro for retrieving the function
353 declaration of the input expression.
355 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
357 * c.opt (Waddress): New.
358 * common.opt (Walways-true): Delete.
359 (Wstring-literal-comparison): Delete.
360 * doc/invoke.texi (Warning Options): Delete -Walways-true and
361 -Wstring-literal-comparison. Add -Waddress.
363 (Walways-true): Delete.
364 (Wstring-literal-comparison): Delete.
365 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
366 consistently instead of -Walways-true in example.
367 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
368 * c-typeck.c (parser_build_binary_op): Replace
369 -Wstring-literal-comparison and -Walways-true with -Waddress.
370 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
373 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
375 * tree-cfg.c (dump_function_to_file): Be prepared for functions
376 without DECL_STRUCT_FUNCTION initialized.
378 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
380 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
381 due to calls to functions taking pointers as parameters.
383 2007-02-19 Richard Henderson <rth@redhat.com>
386 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
389 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
391 * config/s390/s390.c (s390_call_saved_register_used,
392 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
393 accessed to the new scheme.
395 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
397 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
398 (cris_print_index, cris_print_operand, cris_print_operand_address)
399 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
400 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
401 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
403 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
404 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
405 GO_IF_LEGITIMATE_ADDRESS): Ditto.
406 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
407 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
408 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
409 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
410 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
411 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
412 (uminsi3, call, call_value): Ditto.
413 (define_split: indir_to_reg_split, unnamed): Ditto.
415 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
417 PR tree-optimization/30975
418 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
421 2007-02-18 Eric Christopher <echristo@gmail.com>
423 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
424 Remove use of arglist.
425 (mips_expand_builtin): Remove use of arglist, pass in expr.
426 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
427 (mips_expand_builtin_movtf): Ditto.
428 (mips_expand_builtin_compare): Ditto.
430 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
432 * tree-sra.c (sra_build_assignment): Replace assertion
433 checking with a comment explaining why it can't be done.
435 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
438 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
439 during CALL_EXPR representation conversion.
440 * tree-ssa-propagate.c (set_rhs): Likewise.
442 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
444 * tree-sra.c (sra_build_assignment): Disable assertion checking
447 2007-02-18 Roger Sayle <roger@eyesopen.com>
449 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
450 instead of calling build2 with a GIMPLE_MODIFY_STMT.
451 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
453 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
454 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
455 gimplify_init_ctor_eval_range, gimple_push_cleanup,
456 gimplify_omp_for, gimplify_omp_atomic_pipeline,
457 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
458 force_gimple_operand): Likewise.
459 * ipa-cp.c (constant_val_insert): Likewise.
460 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
461 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
462 perfect_nestify): Likewise.
463 * langhooks.c (lhd_omp_assignment): Likewise.
464 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
465 lower_copyprivate_clauses, lower_send_clauses,
466 lower_send_shared_vars, expand_parallel_call,
467 expand_omp_for_generic, expand_omp_for_static_nochunk,
468 expand_omp_for_static_chunk, expand_omp_sections,
469 lower_omp_single_copy, lower_omp_for_lastprivate,
470 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
471 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
472 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
475 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
477 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
478 config/sh/sh.md: Follow spelling conventions.
480 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
481 config/frv/predicates.md: Follow spelling conventions.
483 * config/m68k/linux-unwind.h: Fix a comment typo.
484 * target.h: Follow spelling conventions.
486 2007-02-18 Roger Sayle <roger@eyesopen.com>
488 PR rtl-optimization/28173
489 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
490 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
491 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
492 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
493 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
495 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
497 * builtins.c (fold_builtin_load_exponent): New.
498 (fold_builtin_2): Use it.
500 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
502 PR rtl-optimization/30773
503 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
504 if we fail to attach a REG_EQUIV note.
506 2007-02-18 David Edelsohn <edelsohn@gnu.org>
507 Roger Sayle <roger@eyesopen.com>
509 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
511 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
513 * calls.c (initialize_argument_information): Pass original EXP
514 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
515 code to split complex arguments here, as part of initializing the
517 (expand_call): Remove code that builds a list of arguments and
518 inserts implicit arguments into it. Instead, just count how many
519 implicit arguments there will be so we can determine the size of
520 the ARGS array, and let initialize_argument_information do the work.
521 (split_complex_values): Delete unused function.
523 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
525 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
527 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
529 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
530 for arg pointer based indexed addressing.
532 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
534 * config/ia64/ia64.h, config/ia64/ia64.md,
535 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
536 spelling conventions.
538 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
540 * config/m68k/m68k.c (split_di): New.
541 * config/m68k/m68k-protos.h: Declare split_di.
542 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
543 Improve predicate handling and split constant shifts.
545 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
547 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
548 parameter for register bitfield operations, general predicates
551 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
553 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
554 * config/m68k/linux-unwind.h: New file.
556 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
558 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
559 config/i386/athlon.md, config/ia64/ia64.md,
560 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
561 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
562 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
563 tree-ssa-loop-niter.c, tree-vect-analyze.c,
564 tree-vect-transform.c: Fix comment typos.
566 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
568 * sched-deps.c (find_insn_list): Remove.
569 * sched-int.h: Remove the prototype for find_insn_list.
571 2007-02-16 Geoffrey Keating <geoffk@apple.com>
573 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
575 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
576 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
577 darwin_rs6000_override_options.
578 (C_COMMON_OVERRIDE_OPTIONS): Expect
579 darwin_macosx_version_min to be non-NULL always.
580 (TARGET_C99_FUNCTIONS): Likewise.
581 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
582 (DARWIN_MINVERSION_SPEC): New.
583 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
584 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
586 (DARWIN_MINVERSION_SPEC): New.
587 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
589 * config/darwin-c.c (darwin_cpp_builtins): Expect
590 darwin_macosx_version_min to be non-NULL always.
592 * config/rs6000/rs6000.c: Clean up trailing whitespace.
594 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
596 * config/i386/i386.h (x86_use_xchgb): New.
597 (TARGET_USE_XCHGB): New macro.
598 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
599 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
600 Split after reload into bswaphi for shifts of 8.
601 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
602 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
603 or when optimizing for size.
605 2007-02-16 Richard Guenther <rguenther@suse.de>
606 Christian Bruel <christian.bruel@st.com>
608 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
609 DECLs but prefer SSA_NAMEs over DECLs.
611 2007-02-16 Richard Guenther <rguenther@suse.de>
613 * tree-flow-inline.h (single_imm_use_p): Remove.
614 (zero_imm_uses_p): Likewise.
615 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
616 instead of single_imm_use_p.
617 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
620 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
623 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
624 nested double- and backquotes.
626 2007-02-15 Roger Sayle <roger@eyesopen.com>
629 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
630 should be unreachable.
631 (build2_stat): Allow construction of MODIFY_EXPR at any time.
632 For the time being redirect GIMPLE_MODIFY_STMT to the new
633 (renamed) build_gimple_modify_stmt_stat.
634 (build2_gimple_stat): Rename to...
635 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
636 Always build a GIMPLE_MODIFY_STMT node.
637 * tree.h (build2_gimple, build2_gimple_stat): Delete.
638 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
641 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
642 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
643 * tree-complex.c (set_component_ssa_name, expand_complex_move,
644 expand_complex_div_wide): Likewise.
645 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
646 * tree-ssa-loop-im.c (schedule_sm): Likewise.
647 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
648 * tree-ssa-loop-manip.c (create_iv): Likewise.
649 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
650 abs_replacement): Likewise.
651 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
652 realify_fake_stores): Likewise.
654 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
655 node rather than a GIMPLE_MODIFY_STMT node.
656 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
657 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
659 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
660 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
663 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
666 * fold-const.c (fold_comparison): Add back the
667 folding of constant complex comparisions.
669 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
672 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
673 effects unknown to this function, return early.
675 2007-02-15 Ian Lance Taylor <iant@google.com>
677 * lower-subreg.c (move_eh_region_note): New static function.
678 (resolve_simple_move): Call it.
679 (decompose_multiword_subregs): Track blocks for which we resolve a
680 simple move which is also a control flow insn. Pass them to
681 find_many_sub_basic_blocks.
682 (pass_lower_subreg): Add TODO_verify_flow.
683 (pass_lower_subreg2): Likewise.
685 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
686 Brooks Moses <brooks.moses@codesourcery.com>
687 Lee Millward <lee.millward@codesourcery.com>
689 * tree.h (enum tree_code_class): Add tcc_vl_exp.
690 (VL_EXP_CLASS_P): New.
691 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
693 (TREE_OPERAND_CHECK_CODE): Likewise.
694 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
695 (TREE_RTL_OPERAND_CHECK): Likewise.
696 (tree_operand_check_failed): Make second parameter the whole tree
697 instead of its code. Fixed callers.
699 (TREE_OPERAND_LENGTH): New.
700 (VL_EXP_OPERAND_LENGTH): New.
702 (CALL_EXPR_STATIC_CHAIN): New.
703 (CALL_EXPR_ARGS): New.
704 (CALL_EXPR_ARG): New.
705 (call_expr_nargs): New.
706 (CALL_EXPR_ARGP): New.
707 (build_nt_call_list): Declare.
708 (build_vl_exp_stat): Declare.
710 (build_call_list): Declare.
711 (build_call_nary): Declare.
712 (build_call_valist): Declare.
713 (build_call_array): Declare.
714 (call_expr_arg): Declare.
715 (call_expr_argp): Declare.
716 (call_expr_arglist): Declare.
717 (fold_build_call_list): Declare.
718 (fold_build_call_list_initializer): Declare.
719 (fold_call_expr): Declare to replace fold_builtin.
720 (fold_builtin_fputs): Update to agree with modified definition.
721 (fold_builtin_strcpy): Likewise.
722 (fold_builtin_strncpy): Likewise.
723 (fold_builtin_memory_chk): Likewise.
724 (fold_builtin_stxcpy_chk): Likewise.
725 (fold_builtin_strncpy_chk): Likewise.
726 (fold_builtin_next_arg): Likewise.
727 (fold_build_call_expr): Declare.
728 (fold_builtin_call_list): Declare.
729 (fold_builtin_call_valist): Declare.
730 (build_call_expr): Declare.
731 (validate_arglist): Update to agree with modified definition.
732 (tree_operand_length): New.
733 (call_expr_arg_iterator): New.
734 (init_call_expr_arg_iterator): New.
735 (next_call_expr_arg): New.
736 (first_call_expr_arg): New.
737 (more_call_expr_args_p): New.
738 (FOR_EACH_CALL_EXPR_ARG): New.
740 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
742 (tree_code_size): Update documentation. Use sizeof (tree) rather
743 than sizeof (char *).
744 (tree_size): Likewise. Add case for tcc_vl_exp.
745 (tree_node_structure): Add case for tcc_vl_exp.
746 (contains_placeholder_p): Likewise.
747 (substitute_in_expr): Likewise.
748 (substitute_placeholder_in_expr): Likewise.
749 (stabilize_reference_1): Likewise.
750 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
751 to diagnose breakage of this interface for constructing CALL_EXPRs.
752 (build_nt): Add similar assertion here.
753 (build_nt_call_list): New.
754 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
755 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
757 (get_callee_fndecl): Use new CALL_EXPR accessors.
758 (tree_operand_check_failed): Change parameters to pass entire node
759 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
760 (process_call_operands): New.
761 (build_vl_exp_stat): New.
762 (build_call_list): New.
763 (build_call_nary): New.
764 (build_call_valist): New.
765 (build_call_array): New.
766 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
767 (call_expr_arglist): New.
769 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
770 tcc_vl_exp instead of a fixed-size tcc_expression.
772 * doc/c-tree.texi (CALL_EXPR): Document new representation and
773 accessors for CALL_EXPRs.
774 (AGGR_INIT_EXPR): Likewise.
776 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
777 Brooks Moses <brooks.moses@codesourcery.com>
778 Lee Millward <lee.millward@codesourcery.com>
780 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
781 (expand_builtin_nonlocal_goto): Change parameter to be entire
782 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
783 (expand_builtin_prefetch): Likewise.
784 (expand_builtin_classify_type): Likewise.
785 (mathfn_built_in): Return NULL_TREE instead of 0.
786 (expand_errno_check): Use new CALL_EXPR accessors.
787 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
788 Return NULL_RTX instead of 0.
789 (expand_builtin_mathfn_2): Likewise.
790 (expand_builtin_mathfn_3): Likewise.
791 (expand_builtin_interclass_mathfn): Likewise.
792 (expand_builtin_sincos): Likewise.
793 (expand_builtin_cexpi): Likewise.
794 (expand_builtin_int_roundingfn): Likewise.
795 (expand_builtin_int_roundingfn_2): Likewise.
796 (expand_builtin_pow): Likewise.
797 (expand_builtin_powi): Likewise.
798 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
799 of arglist, fixing callers appropriately. Use new CALL_EXPR
800 accessors and constructors. Return NULL_RTX instead of 0.
801 (expand_builtin_strstr): Likewise.
802 (expand_builtin_strchr): Likewise.
803 (expand_builtin_strrchr): Likewise.
804 (expand_builtin_strpbrk): Likewise.
805 (expand_builtin_memcpy): Likewise.
806 (expand_builtin_mempcpy): Likewise.
807 (expand_builtin_mempcpy_args): New.
808 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
809 (expand_builtin_memmove_args): New.
810 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
811 (expand_movstr): Likewise.
812 (expand_builtin_strcpy): Likewise.
813 (expand_builtin_strcpy_args): New.
814 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
815 (expand_builtin_strncpy): Likewise.
816 (expand_builtin_memset): Likewise.
817 (expand_builtin_memset_args): New.
818 (expand_builtin_bzero): Similarly to expand_builtin_memset.
819 (expand_builtin_memcmp): Likewise.
820 (expand_builtin_strcmp): Likewise.
821 (expand_builtin_strncmp): Likewise.
822 (expand_builtin_strcat): Likewise.
823 (expand_builtin_strncat): Likewise.
824 (expand_builtin_strspn): Likewise.
825 (expand_builtin_strcspn): Likewise.
826 (expand_builtin_args_info): Likewise.
827 (expand_builtin_va_start): Likewise.
828 (gimplify_va_arg_expr): Likewise.
829 (expand_builtin_va_end): Likewise.
830 (expand_builtin_va_copy): Likewise.
831 (expand_builtin_frame_address): Likewise.
832 (expand_builtin_alloca): Likewise.
833 (expand_builtin_bswap): Likewise.
834 (expand_builtin_unop): Likewise.
835 (expand_builtin_fputs): Likewise.
836 (expand_builtin_expect): Likewise.
837 (expand_builtin_fabs): Likewise.
838 (expand_builtin_copysign): Likewise.
839 (expand_builtin_printf): Likewise.
840 (expand_builtin_fprintf): Likewise.
841 (expand_builtin_sprintf): Likewise.
842 (expand_builtin_init_trampoline): Likewise.
843 (expand_builtin_signbit): Likewise.
844 (expand_builtin_fork_or_exec): Likewise.
845 (expand_builtin_sync_operation): Likewise.
846 (expand_builtin_compare_and_swap): Likewise.
847 (expand_builtin_lock_test_and_set): Likewise.
848 (expand_builtin_lock_release): Likewise.
849 (expand_builtin): Likewise.
850 (builtin_mathfn_code): Likewise.
852 (fold_builtin_constant_p): Pass call arguments individually instead
853 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
854 accessors and constructors. Return NULL_TREE instead of 0.
855 (fold_builtin_expect): Likewise.
856 (fold_builtin_classify_type): Likewise.
857 (fold_builtin_strlen): Likewise.
858 (fold_builtin_nan): Likewise.
859 (integer_valued_real_p): Likewise.
860 (fold_trunc_transparent_mathfn): Likewise.
861 (fold_fixed_mathfn): Likewise.
862 (fold_builtin_cabs): Likewise.
863 (fold_builtin_sqrt): Likewise.
864 (fold_builtin_cbrt): Likewise.
865 (fold_builtin_cos): Likewise.
866 (fold_builtin_cosh): Likewise.
867 (fold_builtin_tan): Likewise.
868 (fold_builtin_sincos): Likewise.
869 (fold_builtin_cexp): Likewise.
870 (fold_builtin_trunc): Likewise.
871 (fold_builtin_floor): Likewise.
872 (fold_builtin_ceil): Likewise.
873 (fold_builtin_round): Likewise.
874 (fold_builtin_int_roundingfn): Likewise.
875 (fold_builtin_bitop): Likewise.
876 (fold_builtin_bswap): Likewise.
877 (fold_builtin_logarithm): Likewise.
878 (fold_builtin_hypot): Likewise.
879 (fold_builtin_pow): Likewise.
880 (fold_builtin_powi): Likewise.
881 (fold_builtin_exponent): Likewise.
882 (fold_builtin_memset): Likewise.
883 (fold_builtin_bzero): Likewise.
884 (fold_builtin_memory_op): Likewise.
885 (fold_builtin_bcopy): Deleted; call site changed to invoke
886 fold_builtin_memory_op directly.
887 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
888 (fold_builtin_strncpy): Likewise.
889 (fold_builtin_memcmp): Likewise.
890 (fold_builtin_strcmp): Likewise.
891 (fold_builtin_strncmp): Likewise.
892 (fold_builtin_signbit): Likewise.
893 (fold_builtin_copysign): Likewise.
894 (fold_builtin_isascii): Likewise.
895 (fold_builtin_toascii): Likewise.
896 (fold_builtin_isdigit): Likewise.
897 (fold_builtin_fabs): Likewise.
898 (fold_builtin_abs): Likewise.
899 (fold_builtin_fmin_fmax): Likewise.
900 (fold_builtin_carg): Likewise.
901 (fold_builtin_classify): Likewise.
902 (fold_builtin_unordered_cmp): Likewise.
904 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
905 New functions split out from fold_builtin_1.
906 (fold_builtin_n): New.
907 (fold_builtin_varargs): New.
908 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
910 (fold_call_expr): New.
911 (build_function_call_expr): Rewrite to use new helper function.
912 (fold_builtin_call_list): New.
913 (build_call_expr): New.
914 (fold_builtin_call_valist): New.
915 (rewrite_call_expr): New.
917 (validate_arglist): Change parameter to be entire CALL_EXPR instead
918 of an arglist. Change return type to bool. Use new CALL_EXPR
921 (fold_builtin_strstr): Pass call arguments individually instead
922 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
923 accessors and constructors. Return NULL_TREE instead of 0.
924 (fold_builtin_strchr): Likewise.
925 (fold_builtin_strrchr): Likewise.
926 (fold_builtin_strpbrk): Likewise.
927 (fold_builtin_strcat): Likewise.
928 (fold_builtin_strncat): Likewise.
929 (fold_builtin_strspn): Likewise.
930 (fold_builtin_strcspn): Likewise.
931 (fold_builtin_fputs): Likewise.
932 (fold_builtin_next_arg): Likewise.
933 (fold_builtin_sprintf): Likewise.
935 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
936 NULL_RTX instead of 0.
937 (expand_builtin_memory_chk): Likewise.
938 (maybe_emit_chk_warning): Likewise.
939 (maybe_emit_sprintf_chk_warning): Likewise.
941 (fold_builtin_object_size): Pass call arguments individually instead
942 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
943 accessors and constructors. Return NULL_TREE instead of 0.
944 (fold_builtin_memory_chk): Likewise.
945 (fold_builtin_stxcpy_chk): Likewise.
946 (fold_builtin_strncpy_chk): Likewise.
947 (fold_builtin_strcat_chk): Likewise.
948 (fold_builtin_strcat_chk): Likewise.
949 (fold_builtin_strncat_chk): Likewise.
950 (fold_builtin_sprintf_chk): Likewise.
951 (fold_builtin_snprintf_chk): Likewise.
952 (fold_builtin_printf): Likewise.
953 (fold_builtin_vprintf): Likewise.
955 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
957 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
958 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
959 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
960 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
961 (fold_unary): Likewise.
962 (fold_binary): Likewise.
963 (fold_ternary): Remove CALL_EXPR case, since they are no longer
965 (fold): Add logic for tcc_vl_exp.
966 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
967 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
968 (fold_build3_stat): Add assertion to flag broken interface for
969 constructing CALL_EXPRs.
970 (fold_build_call_list): New.
971 (fold_build_call_list_initializer): New.
972 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
974 (fold_strip_sign_ops): Likewise.
976 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
977 Brooks Moses <brooks.moses@codesourcery.com>
978 Lee Millward <lee.millward@codesourcery.com>
980 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
981 accessors and dump arguments explicitly.
983 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
985 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
987 (print_call_name): Use new CALL_EXPR accessors.
989 * print-tree.c (print_node): Add case tcc_vl_exp. Print
990 CALL_EXPR arguments explicitly instead of as a list. Use
991 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
993 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
994 (vrp_visit_stmt): Likewise.
996 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
997 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
999 (force_move_till_expr): Likewise.
1001 * targhooks.c (default_external_stack_protect_fail): Use
1002 build_call_expr instead of build_function_call_expr.
1003 (default_hidden_stack_protect_fail): Likewise.
1005 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1008 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1009 and walk arguments explicitly.
1011 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1012 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1013 (expand_simple_operations): Likewise.
1014 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1016 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1017 of TREE_CODE_LENGTH.
1018 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1020 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1021 instead of TREE_CODE_LENGTH.
1023 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1024 (tree_ic_transform): Likewise.
1025 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1026 parameter instead of arglist. Fix callers.
1027 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1028 (tree_stringops_transform): Likewise.
1029 (tree_indirect_call_to_profile): Likewise.
1030 (tree_stringops_values_to_profile): Likewise.
1032 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1033 (eliminate_tail_call): Likewise.
1035 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1037 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1038 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1040 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1042 * omp-low.c (build_omp_barrier): Use build_call_expr.
1043 (lower_rec_input_clauses): Likewise.
1044 (lower_reduction_clauses): Likewise.
1045 (expand_parallel_call): Likewise.
1046 (maybe_catch_exception): Likewise.
1047 (expand_omp_for_generic): Likewise.
1048 (expand_omp_for_static_nochunk): Likewise.
1049 (expand_omp_sections): Likewise.
1050 (lower_omp_single_simple): Likewise.
1051 (lower_omp_single_copy): Likewise.
1052 (lower_omp_master): Likewise.
1053 (lower_omp_ordered): Likewise.
1054 (lower_omp_critical): Likewise.
1056 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1057 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1059 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1060 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1061 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1063 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1064 and generalize to handle any number of operands.
1065 (chrec_contains_undetermined): Likewise.
1066 (tree_contains_chrecs): Likewise.
1067 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1069 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1071 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1072 fold_call_expr instead of fold_builtin.
1073 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1074 match declarations there.
1075 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1078 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1079 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1081 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1082 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1084 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1087 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1088 (execute_cse_sincos): Use new CALL_EXPR accessors.
1090 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1092 * gimple-low.c (lower_function_body): Use build_call_expr.
1093 (lower_builtin_setjmp): Likewise.
1095 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1096 (set_storage_via_libcall): Likewise.
1097 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1098 instead of TREE_CODE_LENGTH.
1099 (expand_expr_real_1): Use new CALL_EXPR accessors.
1101 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1102 generalize to handle any number of operands.
1103 (TB_parent_eq): Likewise.
1105 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1106 (strip_builtin_expect): Likewise.
1108 * function.c (gimplify_parameters): Use build_call_expr.
1110 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1111 instead of TREE_CODE_LENGTH.
1113 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1114 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1116 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1119 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1120 (gimplify_decl_expr): Likewise.
1121 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1122 Use new CALL_EXPR iterators.
1123 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1124 (gimplify_modify_expr_to_memset): Likewise.
1125 (gimplify_variable_sized_compare): Likewise.
1126 (gimplify_omp_atomic_fetch_op): Likewise.
1127 (gimplify_omp_atomic_pipeline): Likewise.
1128 (gimplify_omp_atomic_mutex): Likewise.
1129 (gimplify_function_tree): Likewise.
1131 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1132 (call_expr_flags): Likewise.
1133 (expand_call): Likewise.
1135 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1136 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1139 * coverage.c (create_coverage): Use build_call_expr.
1141 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1142 (temp_call_expr_obstack): New.
1143 (pool_copy_list): Delete.
1144 (temp_copy_call_expr): New.
1145 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1146 CALL_EXPR accessors. Get rid of special goo for copying argument
1147 lists and use temp_copy_call_expr instead.
1148 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1149 CALL_EXPR accessors.
1150 (create_expression_by_pieces): Likewise. Use build_call_array
1151 to construct the result instead of fold_build3.
1152 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1153 dealing with argument lists.
1154 (init_pre): Remove references to expression_node_pool and
1155 list_node_pool. Init temp_call_expr_obstack instead.
1156 (fini_pre): Remove references to expression_node_pool and
1159 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1160 and walk arguments explicitly instead of as a list.
1162 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1163 (mx_register_decls): Likewise.
1164 (mudflap_register_call): Likewise.
1165 (mudflap_finish_file): Likewise.
1167 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1168 (ipa_callsite_compute_param): Likewise.
1170 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1171 accessors and constructor.
1173 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1174 accessors and constructor.
1175 (convert_tramp_reference): Likewise.
1176 (convert_call_expr): Likewise.
1177 (finalize_nesting_tree_1): Likewise.
1179 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1182 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1184 * tree-inline.c (initialize_inlined_parameters): Pass entire
1185 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1187 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1188 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1190 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1191 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1192 (vectorizable_reduction): Likewise.
1193 (vectorizable_call): Use new CALL_EXPR iterators.
1194 (vectorizable_conversion): Use build_call_expr.
1195 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1196 (vect_gen_widened_results_half): Use build_call_expr.
1197 (vect_setup_realignment): Likewise.
1198 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1200 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1201 (pass_through_call): Likewise.
1202 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1205 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1206 (tree_gen_pow2_profiler): Likewise.
1207 (tree_gen_one_value_profiler): Likewise.
1208 (tree_gen_ic_func_profiler): Likewise.
1209 (tree_gen_average_profiler): Likewise.
1210 (tree_gen_ior_profiler): Likewise.
1212 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1213 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1214 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1216 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1217 of TREE_CODE_LENGTH.
1219 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1220 of TREE_CODE_LENGTH.
1222 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1224 (convert_to_integer): Likewise.
1226 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1229 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1230 Brooks Moses <brooks.moses@codesourcery.com>
1231 Lee Millward <lee.millward@codesourcery.com>
1233 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1235 * config/frv/frv.c (frv_expand_builtin): Likewise.
1236 * config/s390/s390.c (s390_expand_builtin): Likewise.
1238 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1239 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1241 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1242 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1243 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1244 (ix86_expand_store_builtin): Likewise.
1245 (ix86_expand_unop_builtin): Likewise.
1246 (ix86_expand_unop1_builtin): Likewise.
1247 (ix86_expand_sse_compare): Likewise.
1248 (ix86_expand_sse_comi): Likewise.
1249 (ix86_expand_vec_init_builtin): Likewise.
1250 (ix86_expand_vec_ext_builtin): Likewise.
1251 (ix86_expand_vec_set_builtin): Likewise.
1252 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1254 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1255 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1257 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1258 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1259 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1261 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1263 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1264 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1265 arglist. Use new CALL_EXPR accessors. Fix callers.
1266 (altivec_expand_abs_builtin): Likewise.
1267 (rs6000_expand_binop_builtin): Likewise.
1268 (altivec_expand_predicate_builtin): Likewise.
1269 (altivec_expand_lv_builtin): Likewise.
1270 (spe_expand_stv_builtin): Likewise.
1271 (altivec_expand_stv_builtin): Likewise.
1272 (rs6000_expand_ternop_builtin): Likewise.
1273 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1274 (altivec_expand_st_builtin): Likewise.
1275 (altivec_expand_dst_builtin): Likewise.
1276 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1277 arglist. Use new CALL_EXPR accessors. Fix callers.
1278 (altivec_expand_vec_set_builtin): Likewise.
1279 (altivec_expand_vec_ext_builtin): Likewise.
1280 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1281 (spe_expand_builtin): Likewise.
1282 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1283 arglist. Use new CALL_EXPR accessors. Fix callers.
1284 (spe_expand_evsel_builtin): Likewise.
1285 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1286 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1288 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1289 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1290 (arm_expand_unop_builtin): Likewise.
1291 (arm_expand_builtin): Use new CALL_EXPR accessors.
1293 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1296 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1297 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1298 (bfin_expand_unop_builtin): Likewise.
1299 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1301 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1302 Brooks Moses <brooks.moses@codesourcery.com>
1303 Lee Millward <lee.millward@codesourcery.com>
1305 * c-semantics.c (build_stmt): Add internal diagnostic check.
1307 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1308 accessors. Print arguments explicitly instead of as a list.
1310 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1312 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1313 (c_finish_omp_flish): Likewise.
1315 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1316 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1317 instead of TREE_CODE_LENGTH.
1318 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1319 (c_warn_unused_result): Likewise.
1321 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1324 * doc/invoke.texi (Warning Options): Remove
1325 -Werror-implicit-function-declaration.
1326 (Wimplicit-function-declaration): Update description.
1327 * opts.c (common_handle_option): Move handling of -Werror=* to...
1328 (enable_warning_as_error): ...here.
1329 * opts.h (enable_warning_as_error): Declare.
1330 * c-decl.c (implicit_decl_warning): Unless
1331 -Wno-implicit-function-declaration is given, emit a pedwarn if
1332 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1333 * c.opt (Wimplicit-function-declaration): Replace
1334 mesg_implicit_function_declaration with
1335 warn_implicit_function_declaration.
1336 * c-opts.c (c_common_handle_option):
1337 -Werror-implicit-function-declaration is exactly equal as
1338 -Werror=implicit-function-declaration.
1339 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1340 warn_implicit_function_declaration.
1341 (c_common_post_options): -Wimplict-function-declaration is enabled
1342 by default by -std=c99, otherwise is disabled by default.
1343 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1345 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1347 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1348 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1349 former is ignored but not the latter.
1351 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1353 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1354 is made and the reference doesn't use the alias set of its type,
1355 do not create the temporary using that type.
1357 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1359 * jump.c: Remove prototypes for delete_computation and
1360 delete_prior_computation.
1362 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1364 * jump.c (get_label_after): Delete.
1365 (get_label_before, delete_computation, delete_jump,
1366 delete_prior_computation, follow_jumps): Move...
1367 * reorg.c (delete_computation, delete_prior_computation): ... here...
1368 (get_label_before, delete_jump): ... making these static ...
1369 (follow_jumps): ... and simplifying this since it only runs after
1371 * rtl.h (get_label_after, get_label_before, delete_jump,
1372 follow_jumps): Delete prototypes.
1374 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1376 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1378 2007-02-15 Nick Clifton <nickc@redhat.com>
1380 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1381 order to prevent it from being munged by the target.
1383 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1385 * config/i386/i386.md: Remove misleading comment.
1387 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1389 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1390 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1393 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1395 * tree-sra.c (instantiate_missing_elements): Canonicalize
1397 (sra_build_assignment): New.
1398 (generate_copy_inout, generate_element_copy,
1399 generate_element_zero, generate_one_element_init): Use it.
1401 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1403 * tree-sra.c (instantiate_missing_elements): Canonicalize
1405 (sra_build_assignment): New.
1406 (generate_copy_inout, generate_element_copy,
1407 generate_element_zero, generate_one_element_init): Use it.
1409 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1411 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1414 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1416 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1417 types as aggregates not scalars.
1418 * function.c (assign_stack_temp_for_type): Likewise.
1420 2007-02-14 Roger Sayle <roger@eyesopen.com>
1421 Zdenek Dvorak <dvorakz@suse.cz>
1423 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1426 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1428 * passes.c (next_pass_1): Clear the next field of the copied
1431 2007-02-14 Richard Henderson <rth@redhat.com>
1433 * tree-sra.c (early_sra): New.
1434 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1435 (tree_sra_early, pass_sra_early): New.
1436 * tree-pass.h (pass_sra_early): Declare.
1437 * passes.c (init_optimization_passes): Use it.
1439 2007-02-14 Richard Guenther <rguenther@suse.de>
1441 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1443 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1445 PR tree-optimization/30771
1446 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1448 (vect_analyze_operations): Induction phis can now be marked as
1450 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1451 Update documentation accordingly.
1453 2007-02-14 Nick Clifton <nickc@redhat.com>
1455 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1456 most 3 arguments are supported.
1457 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1459 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1461 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1462 Ensure dst->current is valid.
1464 2007-02-13 Paul Brook <paul@codesourcery.com>
1466 * config.gcc: Add arm*-*-uclinux-*eabi.
1467 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1468 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1469 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1470 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1471 (LINK_SPEC): Define.
1473 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1475 * config/arm/uclinux-eabi.h: New file.
1476 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1477 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1480 2007-02-13 Ian Lance Taylor <iant@google.com>
1482 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1483 * flags.h (warn_strict_overflow): Declare.
1484 (enum warn_strict_overflow_code): Define.
1485 (issue_strict_overflow_warning): New static inline function.
1486 * opts.c (warn_strict_overflow): New variable.
1487 (common_handle_option): Handle OPT_Wstrict_overflow and
1488 OPT_Wstrict_overflow_.
1489 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1491 * fold-const.c: Include intl.h.
1492 (fold_deferring_overflow_warnings): New static variable.
1493 (fold_deferred_overflow_warning): New static variable.
1494 (fold_deferred_overflow_code): New static variable.
1495 (fold_defer_overflow_warnings): New function.
1496 (fold_undefer_overflow_warnings): New function.
1497 (fold_undefer_and_ignore_overflow_warnings): New function.
1498 (fold_deferring_overflow_warnings_p): New function.
1499 (fold_overflow_warning): New static function.
1500 (make_range): Add strict_overflow_p parameter. Change all
1502 (extract_muldiv, extract_muldiv_1): Likewise.
1503 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1504 tree_expr_nonnegative_p.
1505 (fold_negate_expr): Call fold_overflow_warning.
1506 (fold_range_test): Likewise.
1507 (fold_comparison): Likewise.
1508 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1509 instead of tree_expr_nonnegative_p.
1510 (tree_expr_nonnegative_warnv_p): Rename from
1511 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1512 (tree_expr_nonnegative_p): New function.
1513 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1514 strict_overflow_p parameter.
1515 (tree_expr_nonzero_p): New function.
1516 * passes.c (verify_interpass_invariants): New static function.
1517 (execute_one_pass): Call it.
1518 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1520 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1521 (estimate_numbers_of_iterations): Likewise.
1522 (scev_probably_wraps_p): Likewise.
1523 * tree-ssa-ccp.c: Include "toplev.h".
1524 (evaluate_stmt): Defer fold overflow warnings until we know we are
1526 (struct fold_stmt_r_data): Add stmt field.
1527 (fold_stmt_r): Defer fold overflow warnings until we know we
1529 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1530 (fold_stmt_inplace): Likewise.
1531 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1532 (cleanup_control_expr_graph): Defer fold overflow warnings until
1533 we know we are going to optimize.
1534 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1535 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1537 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1538 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1539 * tree-ssa-loop-manip.c (create_iv): Likewise.
1540 * c-typeck.c (build_conditional_expr): Likewise.
1541 (build_binary_op): Likewise.
1542 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1543 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1544 (extract_range_from_unary_expr): Likewise.
1545 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1546 assuming that signed overflow does not occur.
1547 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1548 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1549 (fold_defer_overflow_warnings): Declare.
1550 (fold_undefer_overflow_warnings): Declare.
1551 (fold_undefer_and_ignore_overflow_warnings): Declare.
1552 (fold_deferring_overflow_warnings_p): Declare.
1553 (tree_expr_nonzero_warnv_p): Declare.
1554 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1556 (Warning Options): Document -Wstrict-overflow.
1557 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1558 (tree-ssa-ccp.o): Likewise.
1559 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1560 (fold-const.o): Depend on intl.h.
1562 2007-02-13 Ian Lance Taylor <iant@google.com>
1565 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1568 2007-02-13 Stuart Hastings <stuart@apple.com>
1570 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1572 2007-02-13 Richard Henderson <rth@redhat.com>
1574 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1575 handled_component_p before looking for the indirect_ref.
1577 2007-02-13 Richard Henderson <rth@redhat.com>
1579 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1580 remove flags clobber.
1581 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1582 (bswaphi_lowpart): New.
1583 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1584 remove TARGET_BSWAP test. Delete expander of the same name.
1586 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1587 (expand_unop): Use them.
1589 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1591 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1592 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1593 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1594 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1595 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1596 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1597 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1598 assembler dialect choice from asm templates.
1600 2007-02-12 Richard Henderson <rth@redhat.com>
1602 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1603 (fixuns_trunc<SSEMODEF>si2): Use it.
1604 * config/i386/sse.md (vec_setv4sf_0): Export.
1605 * config/i386/i386.c (ix86_build_const_vector): Export.
1606 (ix86_split_convert_uns_si_sse): Rename from
1607 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1608 * config/i386/i386-protos.h: Update.
1610 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1613 * c-typeck.c (c_finish_return): Improve warning message.
1615 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1617 * alias.c (find_symbolic_term): Delete unused function.
1619 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1621 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1622 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1623 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1625 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1627 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1628 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1629 the function, temporarily point the debug interface to the null one.
1631 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1633 * dwarf2out.c (round_up_to_align): New static function.
1634 (field_byte_offset): Use it to round the offset.
1636 2007-02-12 Richard Henderson <rth@redhat.com>
1638 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1639 (inswl_const): Export.
1641 2007-02-12 Richard Henderson <rth@redhat.com>
1643 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1644 result mode of the libcall, convert back to outmode.
1646 2007-02-12 Roger Sayle <roger@eyesopen.com>
1648 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1649 (bswapdi2): New define_expand to implement 32-bit implementation.
1651 2007-02-12 Nick Clifton <nickc@redhat.com>
1653 * doc/invoke.texi (Overall Options): Document --help=.
1654 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1655 (cc1_options): Pass --help= on to cc1.
1656 (display_help): Add description of --help=.
1657 (process_command): Add code to handle --help=. Allow translated
1658 --help and --target-help switches to be passed on to compiler
1660 (main): Remove unused if statement.
1661 * opts.c (columns): Remove.
1662 (LEFT_COLUMN): Define.
1663 (wrap_help): Add columns argument.
1664 (print_filtered_help): Change parameters to be an include bitmask,
1665 an exclude bitmask, an any bitmask and the column width. Move the
1666 code to display the params list here. Add code to display the
1667 status of options rather than their descriptions if the quiet flag
1669 (print_specific_help): Change parameters to be an include bitmask,
1670 an exclude bitmask and an any bitmask. Move code to look up the
1671 column width here. Decide upon the title for an options listing.
1672 (common_handle_options): Add code to handle --help=. Adapt code
1673 for --help and --target-help to use the revised form of the
1674 print_specific_help function.
1675 (print_help): Delete.
1676 (print_param_help): Delete.
1677 (print_switch): Delete.
1678 * opts.h (cl_lang_count): Add prototype.
1679 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1680 CL_MAX_OPTION_CLASS): New defines.
1681 * optc-gen.awk: Add construction of cl_lang_count.
1682 * c.opt: Add Warning attribute to warning options and Optimization
1683 attribute to optimization options.
1684 * common.opt: Likewise.
1686 Add -fhelp and -ftarget-help as aliases for the transformed --help
1687 and --target-help options.
1688 * opt-functions.awk: Add code to handle Warning and Optimization
1691 2007-02-12 Richard Henderson <rth@redhat.com>
1693 * config/alpha/constraints.md: New file.
1694 * config/alpha/alpha.c: Include tm-constrs.h.
1695 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1696 alpha_extra_constraint): Remove.
1697 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1698 * config/alpha/alpha-protos.h: Update.
1699 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1700 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1701 (EXTRA_CONSTRAINT): Remove.
1702 * config/alpha/alpha.md: Include constraints.md.
1703 (adddi splitter): Use satisfies_constraint_*.
1704 * config/alpha/predicates.md (add_operand): Likewise.
1705 (sext_add_operand, addition_operation): Likewise.
1707 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1709 PR tree-optimization/29145
1710 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1711 in our handling of restrict qualified pointers.
1713 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1716 * doc/invoke.texi (Wunused-value): Update description.
1717 (Wextra): Delete item.
1718 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1719 value of Wunused-value.
1720 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1721 (c_finish_stmt_expr): Don't check extra_warnings.
1722 (emit_side_effect_warnings): The caller is responsible to check
1725 2007-02-11 Roger Sayle <roger@eyesopen.com>
1726 Matt Thomas <matt@3am-software.com>
1728 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1730 2007-02-11 Roger Sayle <roger@eyesopen.com>
1732 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1733 comparisons of POPCOUNT against zero.
1734 (simplify_const_relational_operation): Likewise.
1736 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1738 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1740 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1742 * dwarf2out.c (root_type): Delete unused function.
1744 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1746 * genattrtab.c (contained_in_p): Delete unused function.
1747 (write_expr_attr_cache): Likewise.
1749 2007-02-11 Jan Hubicka <jh@suse.cz>
1751 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1754 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1756 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1757 to add the REG_EQ* note.
1758 * see.c (see_merge_one_use_extension): Likewise.
1759 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1760 turn REG_EQUAL notes into REG_EQUIV notes if the target
1761 register may have more than one set.
1762 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1763 * gcse.c (try_replace_reg): Likewise.
1764 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1765 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1766 more than one REG_EQUIV note.
1767 * reload1.c (gen_reload): Use set_unique_reg_note.
1769 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1771 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1772 (ix86_builtin_conversion): New function.
1774 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1777 * tree.h (DECL_REPLACEABLE_P): New macro.
1778 * except.c (set_nothrow_function_flags): Likewise.
1780 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1781 Ira Rosen <irar@il.ibm.com>
1782 Dorit Nuzman <dorit@il.ibm.com>
1784 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1785 * targhooks.c (default_builtin_vectorized_conversion): New.
1786 * targhooks.h (default_builtin_vectorized_function): New declaration.
1787 * target.h (struct vectorize): Add builtin_conversion field.
1788 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1789 stmt_vec_info_type value.
1790 (vectorizable_conversion): New declaration.
1791 * tree-vect-analyze.c (vect_analyze_operations): Add
1792 vectorizable_conversion call.
1793 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1794 * tree-vect-transform.c (vectorizable_conversion): New function.
1795 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1796 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1798 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1799 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1800 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1801 or ALTIVEC_BUILTIN_VCFSX.
1803 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1806 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1807 CONST_DOUBLE and operand 0 is a hard register.
1808 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1809 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1810 is a hard floating-point register.
1812 2007-02-10 Richard Henderson <rth@redhat.com>
1813 Jakub Jelinek <jakub@redhat.com>
1814 Alexandre Oliva <aoliva@redhat.com>
1816 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1817 * builtin-types.def (BT_WORD): Make unsigned.
1818 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1819 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1820 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1821 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1822 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1823 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1825 * expr.c (emutls_var_address): New.
1826 (expand_expr_real_1): Expand emulated tls.
1827 (expand_expr_addr_expr_1): Likewise.
1828 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1829 * output.h (emutls_finish): Declare.
1830 * toplev.c (compile_file): Call it.
1831 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1832 address before wrapping in CONST.
1833 * varasm.c (emutls_htab, emutls_object_type): New.
1834 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1835 (get_emutls_object_name, get_emutls_object_type): New.
1836 (get_emutls_init_templ_addr, emutls_decl): New.
1837 (emutls_common_1, emutls_finish): New.
1838 (assemble_variable): When emulating tls, swap decls; generate
1839 constructor for the emutls objects.
1840 (do_assemble_alias): When emulating tls, swap decl and target name.
1841 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1843 * varpool.c (decide_is_variable_needed): Look at force_output.
1844 Recurse for emulated tls.
1845 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1846 with decide_is_variable_needed.
1847 * emutls.c: New file.
1848 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1849 tls_object for real tls.
1851 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1853 PR rtl-optimization/29599
1854 * reload1.c (eliminate_regs_in_insn): Take the destination
1855 mode into account when computing the offset.
1857 2007-02-09 Stuart Hastings <stuart@apple.com>
1858 Richard Henderson <rth@redhat.com>
1860 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1861 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1862 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1863 fixuns_truncdfhi2): New.
1864 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1865 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1866 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1867 (floatunssidf2): Allow nonimmediate source.
1868 * gcc/config/i386/sse.md (movdi_to_sse): New.
1869 (vec_concatv2di): Drop '*'.
1870 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1871 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1872 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1874 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1875 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1876 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1877 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1878 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1879 ix86_build_const_vector.
1880 (x86_emit_floatuns): Rewrite.
1882 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1884 * genautomata.c (longest_path_length): Delete unused function.
1885 (struct state): Delete unused longest_path_length.
1886 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1887 (get_free_state): Delete unused.
1889 2007-02-09 Jan Hubicka <jh@suse.cz>
1891 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1892 * doc/invoke.texi (inline-unit-growth): Update default value.
1894 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1895 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1896 (rebuild_cgraph_edges): Likewise.
1897 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1898 (dump_cgraph_node): Dump frequencies.
1899 (cgraph_clone_edge): Add frequency scales.
1900 (cgraph_clone_node): Add freuqnecy.
1901 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1902 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1903 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1904 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1905 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1906 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1907 (save_inline_function_body): Likewise.
1908 * ipa-inline.c: inluce rtl.h
1909 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1910 (cgraph_edge_badness): Use frequencies.
1911 (cgraph_decide_recursive_inlining): Update clonning.
1912 (cgraph_decide_inlining_of_small_function): Dump frequency.
1913 * predict.c (estimate_bb_frequencies): Export.
1914 * predict.h (estimate_bb_frequencies): Declare.
1915 * tree-inline.c (copy_bb): Watch overflows.
1916 (expand_call_inline): Update call of cgraph_create_edge.
1917 (optimize_inline_calls): Use TODO flags to update frequnecies.
1918 * passes.h: Include predict.h
1919 (init_optimization_passes): Move profile ahead.
1920 (execute_function_todo): Handle TODO_rebuild_frequencies.
1922 2007-02-09 Roger Sayle <roger@eyesopen.com>
1924 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1925 the insbl or inswl pattern into a register.
1927 2007-02-09 Roger Sayle <roger@eyesopen.com>
1929 * config/ia64/ia64.md (bswapdi2): New define_insn.
1931 2007-02-09 Richard Henderson <rth@redhat.com>
1933 * config/i386/constraints.md (Ym): New constraint.
1934 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1935 (movdi_1_rex64): Split sse and xmm general register moves from
1936 memory move alternatives. Use conditional register constraints.
1937 (movsf_1, movdf_integer): Likewise.
1938 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1939 (movdf_integer_rex64): New.
1940 (pushsf_rex64): Fix output constraints.
1941 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1942 (sse2_stored): Likewise.
1943 (sse2_storeq_rex64): New.
1944 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1945 amd and not generic.
1946 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1947 for optimize_size. Remove SF/DFmode hack.
1949 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1951 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1954 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1955 Richard Sandiford <richard@codesourcery.com>
1957 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1958 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1959 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1960 m68k/t-mlib to tmake_file.
1961 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1962 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1963 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1964 Allow it to be cf or m68k. Set m68k_arch_family. If that
1965 variable is not empty, add t-$m68k_arch_family to tmake_file.
1966 Add t-mlibs to tmake_file.
1967 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1968 * config/m68k/t-cf: New file.
1969 * config/m68k/t-m68k: Likewise.
1970 * config/m68k/t-mlibs: Likewise.
1971 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1972 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1973 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1974 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1975 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1977 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1978 (INSTALL_LIBGCC): Delete.
1979 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1980 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1981 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1982 (M68K_MLIB_CPU): Define.
1983 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1984 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1985 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1987 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1988 Richard Guenther <rguenther@suse.de>
1991 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1992 against INT_MIN/INT_MAX.
1993 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1994 file if a loop is removed.
1996 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1998 * calls.c (store_one_arg): Pass correct alignment to
1999 emit_push_insn for non-BLKmode values.
2000 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2001 unaligned stack slot via a suitably aligned slot.
2003 2007-02-08 DJ Delorie <dj@redhat.com>
2005 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2007 (legal_subregs): Use unsigned char, make const.
2008 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2010 2007-02-08 Paul Brook <paul@codesourcery.com>
2012 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2013 special interworking needed.
2015 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2017 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2018 conditional to __SSE2__.
2019 (Entries below should have been added to first ChangeLog
2020 entry for amdfam10 dated 2007-02-05)
2021 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2023 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2025 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2028 2007-02-08 DJ Delorie <dj@redhat.com>
2030 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2031 * config/m32c/m32c.c (legal_subregs): New.
2032 (m32c_illegal_subreg_p): New.
2033 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2034 unsupported subregs of hard regs.
2036 2007-02-08 Jan Hubicka <jh@suse.cz>
2038 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2039 the same one; always update histograms.
2041 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2043 * passes.c (init_optimization_passes): Tidy comment.
2045 2007-02-08 Roger Sayle <roger@eyesopen.com>
2047 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2048 strip zero_extend, bswap and rotates from POCOUNT's argument.
2049 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2050 zero_extend and rotates from PARITY's argument.
2051 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2052 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2053 of an integer constant at compile-time.
2055 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2058 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2060 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2063 * tree-ssa-live.c (remove_unused_locals): Do not remove
2064 TREE_ADDRESSABLE variables.
2065 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2066 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2067 FOR_CLOBBER. Update all users.
2068 If VAR has an associated alias set, add a virtual operand for
2069 it if no alias is found to conflict with the memory reference.
2071 2007-02-07 Jan Hubicka <jh@suse.cz>
2072 Robert Kidd <rkidd@crhc.uiuc.edu>
2074 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2076 2007-02-07 Ian Lance Taylor <iant@google.com>
2078 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2080 2007-02-07 Roger Sayle <roger@eyesopen.com>
2082 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2083 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2084 tablejumpdi, movsi_to_cr_one): Remove constraints from
2085 define_expand's match_operands.
2087 2007-02-07 Roger Sayle <roger@eyesopen.com>
2089 * global.c (compute_regsets): Move declatation of "i" inside of
2090 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2092 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2095 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2096 of INDIRECT_REF <RESULT_DECL>.
2098 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2100 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2101 Kaz Kojima <kkojima@gcc.gnu.org>
2104 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2106 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2108 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2110 * doc/loop.texi: Document possibility not to perform disambiguation
2111 of loops with multiple latches.
2112 * cfgloopmanip.c (alp_enum_p): Removed.
2113 (add_loop): Handle subloops. Use get_loop_body_with_size.
2114 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2115 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2116 the new forwarder block.
2117 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2118 Handle the case latch is NULL.
2119 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2120 when marking loop exits.
2121 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2123 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2124 disambiguate_loops_with_multiple_latches.
2125 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2126 before fix_loop_structure.
2127 * cfgloop.c: Include pointer-set.h and output.h.
2128 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2129 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2130 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2131 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2132 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2133 disambiguate_multiple_latches, get_loop_body_with_size,
2134 disambiguate_loops_with_multiple_latches): New functions.
2135 (flow_loop_dump): Dump multiple latch edges.
2136 (flow_loop_nodes_find): Handle loops with multiple latches.
2137 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2138 (glb_enum_p): Modified.
2139 (get_loop_body): Use get_loop_body_with_size.
2140 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2141 (AVOID_CFG_MODIFICATIONS): New constant.
2142 (disambiguate_loops_with_multiple_latches, add_loop,
2143 get_loop_body_with_size): Declare.
2144 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2146 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2149 * global.c (compute_regsets): New function.
2150 (global_alloc): Refactored ELIMINABLE_REGSET
2151 and NO_GLOBAL_ALLOC_REGS computation out.
2152 (rest_of_handle_global_alloc): Call compute_regsets()
2153 for non-optimizing case.
2155 2007-02-06 Richard Henderson <rth@redhat.com>
2157 * config/i386/constraints.md (Y2): Rename from Y.
2158 (Yi): New constraint.
2159 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2160 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2161 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2162 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2163 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2164 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2165 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2166 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2167 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2168 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2169 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2170 vec_extractv2si_1): Change Y constraints to Y2.
2171 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2172 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2173 Change Y constraints to Y2.
2174 (sse2_loadld): Change Y constraints to x.
2176 2007-02-06 Roger Sayle <roger@eyesopen.com>
2178 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2179 (parity<mode>2): New define_expand using rs6000_emit_parity.
2180 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2181 rs6000_emit_parity): New functions.
2182 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2183 rs6000_emit_parity): Prototype here.
2185 2007-02-06 Ian Lance Taylor <iant@google.com>
2187 * lower-subreg.c (simple_move_operand): Reject CONST.
2188 (resolve_clobber): Call validate_change rather than directly
2189 assigning to XEXP (pat, 0).
2191 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2193 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2194 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2195 (tree-cfg.o): Remove hashtab.h dependency.
2197 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2198 (struct ivopts_data): Change niters to pointer_map_t.
2199 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2200 (niter_for_exit): Create pointer_map on demand. Change for
2202 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2203 (free_loop_data): Destroy data->niters if created and reset field.
2204 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2205 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2207 * tree-ssa-reassoc.c: Include pointer-set.h.
2208 (bb_rank): Change to long *.
2209 (operand_rank): Change to pointer_map_t.
2210 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2211 (insert_operand_rank): Accept long.
2212 (operand_entry_hash, operand_entry_eq): Remove.
2213 (get_rank): Return long. Adjust for changes above.
2214 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2216 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2218 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2219 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2220 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2222 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2223 directly since it cannot be NULL.
2224 (get_vi_for_tree): Rewrite for pointer_map API.
2225 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2226 (init_alias_vars): Create vi_for_tree as pointer_map.
2227 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2229 * tree-cfg.c: Don't include hashtab.h.
2230 (edge_to_cases): Declare as pointer_map.
2231 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2233 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2234 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2235 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2237 (record_switch_edge): Delete.
2238 (get_cases_for_edge): Adjust for pointer_map API, inline
2239 record_switch_edge (rewritten for new API), remove goto.
2241 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2243 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2244 * tree-nested.c: Include pointer-set.h.
2245 (var_map_elt, var_map_eq, var_map_hash): Delete.
2246 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2248 (nesting_info_bitmap_obstack): New.
2249 (lookup_field_for_decl): Adjust for pointer_map API.
2250 (lookup_tramp_for_decl): Adjust for pointer_map API.
2251 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2252 (get_local_debug_decl): Adjust for pointer_map API.
2253 (convert_nl_goto_reference): Adjust for pointer_map API.
2254 (convert_nl_goto_receiver): Adjust for pointer_map API.
2255 (create_nesting_tree): Create outside GGC space. Create bitmap on
2256 the new obstack. Create field_map and var_map as pointer_maps.
2257 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2259 (lower_nested_functions): Move root here, no need to NULL it.
2260 Initialize and release the obstack.
2262 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2264 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2265 Remove prototypes and make them non-static.
2266 (struct tree_int_map): Remove.
2267 * tree.h (struct tree_int_map): Move here, turning TO into an
2269 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2271 * tree.h (TREE_COMPLEXITY): Remove.
2272 (struct tree_exp): Remove complexity field.
2273 * tree.c (build1_stat): Don't set it.
2275 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2276 Victor Kaplansky <victork@il.ibm.com>
2278 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2279 (vect_is_simple_reduction): Support reduction with induction as
2280 one of the operands.
2281 (vect_is_simple_iv_evolution): Fix formatting.
2282 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2283 formatting. Don't mark induction phis for vectorization.
2284 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2285 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2286 (vect_get_vec_def_for_operand): Support induction.
2287 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2289 (vectorizable_reduction): Support reduction with induction as one of
2291 (vectorizable_type_demotion): Use def-type of stmt argument rather
2292 than dummy def-type.
2294 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2295 flag_tree_scev_cprop.
2296 * common.opt (tree-scev-cprop): New flag.
2298 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2299 call to vect_get_new_vect_var.
2301 2007-02-06 Ira Rosen <irar@il.ibm.com>
2303 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2304 vectype is not NULL.
2305 (vect_pattern_recog_1): Likewise.
2307 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2309 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2310 (fold_negate_expr): Likewise.
2312 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2315 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2316 even if cv-qualification is the same.
2318 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2320 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2321 __enable_execute_stack on completion.
2323 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2325 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2326 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2327 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2328 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2329 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2330 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2331 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2332 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2334 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2336 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2337 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2338 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2339 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2340 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2341 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2342 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2343 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2344 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2345 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2346 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2347 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2348 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2349 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2350 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2351 sqrtextenddfxf2_i387): Added amdfam10_decode.
2353 * config/i386/athlon.md (athlon_idirect_amdfam10,
2354 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2355 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2356 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2357 athlon_ivector_store_amdfam10): New define_insn_reservation.
2358 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2361 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2363 * config/i386/athlon.md (athlon_call_amdfam10,
2364 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2365 define_insn_reservation.
2366 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2367 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2368 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2370 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2372 * config/i386/athlon.md (athlon_sseld_amdfam10,
2373 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2374 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2376 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2378 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2379 define_insn_reservation.
2380 * config/i386/i386.md (sseins): Added sseins to define_attr type
2381 and define_attr unit.
2382 * config/i386/sse.md: Set type attribute to sseins for insertq
2385 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2387 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2388 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2389 ssecomi_load_amdfam10, ssecomi_amdfam10,
2390 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2391 define_insn_reservation.
2392 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2394 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2396 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2397 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2398 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2399 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2400 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2401 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2402 define_insn_reservation.
2404 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2405 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2406 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2407 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2408 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2410 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2412 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2413 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2414 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2415 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2416 athlon_ssemul_load_k8): Added amdfam10.
2418 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2420 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2421 (x86_sse_unaligned_move_optimal): New variable.
2423 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2425 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2426 for unaligned vector SSE double/single precision loads for AMDFAM10.
2428 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2430 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2431 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2432 Define TARGET_CPU_DEFAULT_amdfam10.
2433 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2434 (processor_type): Add PROCESSOR_AMDFAM10.
2436 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2437 processor_type in config/i386/i386.h.
2438 Enable imul peepholes for TARGET_AMDFAM10.
2440 * config.gcc: Add support for --with-cpu option for amdfam10.
2442 * config/i386/i386.c (amdfam10_cost): New variable.
2443 (m_AMDFAM10): New macro.
2444 (m_ATHLON_K8_AMDFAM10): New macro.
2445 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2446 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2447 x86_promote_QImode, x86_integer_DFmode_moves,
2448 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2449 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2450 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2451 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2452 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2453 Enable/disable for amdfam10.
2454 (override_options): Add amdfam10_cost to processor_target_table.
2455 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2456 processor_alias_table.
2457 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2458 (ix86_adjust_cost): Add code for amdfam10.
2460 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2462 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2463 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2464 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2465 * config/i386/i386.h: Add builtin definition for SSE4A.
2466 * config/i386/i386.md: Add support for ABM instructions
2468 * config/i386/sse.md: Add support for SSE4A instructions
2469 (movntss, movntsd, extrq, insertq).
2470 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2471 Add -march=amdfam10 flag.
2472 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2473 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2475 * doc/extend.texi: Add documentation for SSE4A builtins.
2477 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2479 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2481 2007-02-05 Richard Guenther <rguenther@suse.de>
2483 * tree-vectorizer.h (vectorizable_function): Add argument type
2484 argument, change return type.
2485 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2486 * tree-vect-transform.c (vectorizable_function): Handle extra
2487 argument, return vectorized function decl.
2488 (build_vectorized_function_call): Remove.
2489 (vectorizable_call): Handle calls with result and argument types
2490 differing. Handle loop vectorization factor correctly.
2491 * targhooks.c (default_builtin_vectorized_function): Adjust for
2493 * targhooks.h (default_builtin_vectorized_function): Likewise.
2494 * target.h (builtin_vectorized_function): Add argument type
2496 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2497 extra argument, allow vectorizing of lrintf.
2498 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2499 documentation of target hook.
2501 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2504 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2505 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2506 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2508 2007-02-05 Roger Sayle <roger@eyesopen.com>
2510 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2511 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2512 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2513 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2514 before canonicalizing sincos to cexpi.
2515 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2517 2007-02-05 Roger Sayle <roger@eyesopen.com>
2519 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2520 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2521 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2523 2007-02-05 Roger Sayle <roger@eyesopen.com>
2525 * mips-tfile.c (initialize_init_file): Correct endianness test.
2527 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2529 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2532 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2534 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2535 saves in a PARALLEL before the register assignments.
2537 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2539 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2540 DWARF_FRAME_RETURN_COLUMN to be a general register.
2541 * dwarf2out.c (init_return_column_size): New function, split from...
2542 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2543 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2544 to be nongeneral registers.
2545 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2547 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2548 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2550 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2552 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2554 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2556 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2557 (remove_path): Use can_remove_branch_p and remove_branch instead
2558 of loop_delete_branch_edge.
2559 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2560 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2561 Update profile using scale_dominated_blocks_in_loop.
2562 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2563 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2564 (can_remove_branch_p, remove_branch): Declare.
2565 * tree-cfg.c (tree_can_remove_branch_p): New function.
2566 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2567 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2568 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2570 2007-02-05 Jan Hubicka <jh@suse.cz>
2573 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2574 nodes in cgraph, don't remove offline copy of the function.
2576 2007-02-04 Jan Hubicka <jh@suse.cz>
2578 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2579 vectors might cause maybe_lookup_element_for_expr to be called
2580 on non-sra-candidate.
2582 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2584 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2585 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2586 spelling conventions.
2588 2007-02-04 Richard Guenther <rguenther@suse.de>
2591 * fold-const.c (try_move_mult_to_index): Make sure to not
2592 overflow one dimension of a multi-dimensional array access.
2594 2007-02-04 Jan Hubicka <jh@suse.cz>
2596 * passes.c (init_optimization_passes): Reindent.
2598 2007-02-04 Jan Hubicka <jh@suse.cz>
2599 Eric Botcazou <ebotcazou@adacore.com>
2601 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2602 (execute_fixup_cfg): Break out the abnormal goto code.
2603 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2604 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2605 (optimize_inline_calls): Call make_nonlocal_label_edges.
2607 2007-02-04 Jan Hubicka <jh@suse.cz>
2609 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2610 true when something was changed.
2611 (rename_ssa_copies): When something was changed, do
2612 TODO_remove_unused_locals.
2613 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2614 add TODO_remove_unused_locals when instruction was removed.
2616 2007-02-04 Jan Hubicka <jh@suse.cz>
2618 * ipa-inline.c (try_inline): Improve debug output; work on already
2620 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2621 call try_inline for already inlined edges too when flattening;
2622 inline also functions that make callee growth but overall unit size
2625 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2627 * config/m32c/bitops.md, config/m32c/jump.md,
2628 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2629 config/m32r/m32r.h, config/m32r/m32r.md,
2630 config/m32r/predicates.md, config/m68hc11/larith.asm,
2631 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2632 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2633 config/mips/mips-protos.h, config/mips/mips.c,
2634 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2635 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2636 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2637 spelling conventions.
2639 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2640 Follow spelling conventions.
2642 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2644 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2645 warn about C++0x compatibility.
2647 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2649 * config/h8300/h8300.c, config/h8300/h8300.h,
2650 config/h8300/h8300.md: Follow spelling conventions.
2652 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2655 * combine.c (try_combine): Do not substitute source operand
2656 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2658 2007-02-03 Jan Hubicka <jh@suse.cz>
2660 PR gcov-profile/30650
2661 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2662 do not divide by zero for never executed counters.
2663 (tree_find_values_to_profile): Fix counters.
2664 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2666 2007-02-03 Ian Lance Taylor <iant@google.com>
2668 * lower-subreg.c (simple_move_operand): New static function,
2669 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2671 (simple_move): Call simple_move_operand.
2672 (find_decomposable_subregs): Add special handling of MEMs.
2673 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2674 meaning of return value. If we see a hard register, test whether
2675 it can store a word_mode value. Change all callers.
2677 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2679 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2680 ftrapv insns and expanders.
2681 (subdi3): Change define_expand operand 1 to arith11_operand, and
2682 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2683 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2684 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2688 * varasm.c (notice_global_symbol): Treat global objects as weak when
2691 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2693 * emit-rtl.c (dconstpi): Delete.
2695 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2696 * real.h (dconstpi): Delete.
2698 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2699 (fold_builtin_hypot): Likewise.
2701 2007-02-03 Tom Tromey <tromey@redhat.com>
2704 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2705 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2707 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2709 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2710 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2711 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2712 config/rs6000/cell.md, config/rs6000/darwin.h,
2713 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2714 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2715 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2716 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2717 typos. Follow spelling conventions.
2718 * doc/invoke.texi: Follow spelling conventions.
2720 2007-02-03 Roger Sayle <roger@eyesopen.com>
2722 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2723 canonicalization transformations that attempt to simplify integer
2724 constant comparisons to become comparisons against zero.
2726 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2728 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2730 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2731 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2733 2007-02-02 Mike Stump <mrs@apple.com>
2735 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2736 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2737 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2738 generate a branch island.
2740 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2742 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2743 (xtensa_legitimate_address_p): New.
2744 (xtensa_legitimize_address): New.
2745 (xtensa_output_addr_const_extra): New.
2746 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2748 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2749 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2750 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2751 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2752 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2753 (xtensa_legitimize_address): New.
2754 (xtensa_output_addr_const_extra): New.
2756 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2758 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2760 2007-02-02 Ian Lance Taylor <iant@google.com>
2762 * expmed.c (expand_divmod): Add comment.
2764 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2766 * emit-rtl.c (renumber_insns): Remove.
2767 * flags.h: Remove the extern for flag_renumber_insns.
2768 * rtl.h: Remove the prototype for renumber_insns.
2769 * toplev.c (flag_renumber_insns): Remove.
2771 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2773 Revert for x86 darwin:
2774 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2776 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2777 code before the following patch under TARGET_MACHO.
2778 (ix86_function_value_regno_p): Likewise.
2780 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2782 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2785 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2788 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2789 general or fp registers. Add comments.
2790 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2792 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2794 * pointer-set.c (insert_aux): Only return insertion slot.
2795 (pointer_set_insert): Adjust.
2796 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2797 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2798 pointer_map_traverse): New.
2799 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2800 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2801 pointer_map_contains, pointer_map_traverse): Declare.
2803 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2806 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2807 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2809 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2811 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2813 (struct _dep): New type.
2814 (dep_t): New typedef.
2815 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2816 (DEP_STATUS): New access macro. The macro with the same name was
2817 renamed to DEP_LINK_STATUS.
2818 (dep_init): Declare function
2820 (struct _dep_link): New type.
2821 (dep_link_t): New typedef.
2822 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2823 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2824 (DEP_LINK_STATUS): New macro.
2825 (debug_dep_links): New debug function.
2827 (struct _deps_list): New type.
2828 (deps_list_t): New typedef.
2829 (DEPS_LIST_FIRST): New access macro.
2830 (FOR_EACH_DEP_LINK): New cycle macro.
2831 (create_deps_list, free_deps_list, delete_deps_list): Declare
2833 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2834 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2835 (copy_deps_list_change_con): Ditto.
2837 (move_dep_link): Declare function.
2839 (struct _dep_node): New type.
2840 (dep_node_t): New typedef.
2841 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2843 (struct haifa_insn_data.back_deps): New field to hold backward
2844 dependencies of the insn.
2845 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2847 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2848 Change its type to deps_list_t.
2849 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2850 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2851 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2853 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2855 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2857 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2859 (dep_cost): Declare.
2861 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2862 (ds_to_dk, dk_to_ds): New functions.
2864 (init_dep_1): New static function.
2865 (init_dep): New function.
2866 (copy_dep): New static function.
2868 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2870 (detach_dep_link): New static function.
2871 (move_dep_link): New function.
2873 (dep_links_consistent_p, dump_dep_links): New static functions.
2874 (debug_dep_links): New debugging function.
2876 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2878 (alloc_deps_list, init_deps_list): New static functions.
2879 (create_deps_list): New function.
2880 (clear_deps_list): New static function.
2881 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2882 (deps_list_consistent_p, dump_deps_list): New static functions.
2883 (debug_deps_list): New function.
2884 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2886 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2888 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2889 use new scheduler dependencies lists.
2890 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2891 (sched_analyze): Ditto. Initialize dependencies lists.
2892 (add_forw_dep, compute_forward_dependences): Update to use new
2893 scheduler dependencies lists.
2895 (init_dependency_caches): Init deps_obstack.
2896 (free_dependency_caches): Free deps_obstack.
2898 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2899 new scheduler dependencies lists.
2900 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2901 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2903 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2904 Update to use new scheduler dependencies lists.
2905 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2906 (debug_dependencies): Ditto.
2907 (schedule_region): Update comments.
2909 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2910 scheduler dependencies lists.
2911 (schedule_ebb): Update comments.
2913 * rtl.def (DEPS_LIST): Remove.
2915 * lists.c (unused_deps_list): Remove.
2916 (free_list): Update assertions.
2918 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2919 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2921 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2922 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2924 * haifa-sched.c (comments): Update.
2925 (insn_cost1): Remove. Inline the code into insn_cost ().
2926 (insn_cost): Update to use new scheduler dependencies lists. Move
2927 processing of the dependency cost to dep_cost ().
2928 (dep_cost): New function. Use it instead of insn_cost () when
2929 evaluating cost of the dependency. Use compatible interface to
2930 interact with the target.
2931 (priority): Update to use new scheduler dependencies lists.
2932 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2933 with greater number of insns that depend on the insn.
2934 (schedule_insn): Update to use new scheduler dependencies lists. Add
2935 code to free backward dependencies lists. Inline and optimize code
2936 from resolve_dep () - see PR28071.
2937 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2938 lists. Update call to targetm.sched.is_costly_dependence hook.
2940 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2941 scheduler dependencies lists.
2943 (resolve_dep): Remove. Move the logic to schedule_insn ().
2944 (init_h_i_d): Initialize dependencies lists.
2946 (process_insn_depend_be_in_spec): Rename to
2947 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2949 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2950 Update to use new scheduler dependencies lists.
2951 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2953 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2954 new scheduler dependencies lists.
2955 (build_intra_loop_deps): Ditto.
2957 * target.h (struct _dep): Declare to use in
2958 gcc_target.sched.is_costly_dependence.
2959 (struct gcc_target.sched.adjust_cost): Fix typo.
2960 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2961 single dep_t parameter instead of an equivalent triad.
2962 (struct gcc_target.sched.adjust_cost_2): Remove.
2964 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2966 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2968 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2970 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2972 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2973 (REG_DEP_TRUE): Document.
2975 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2976 Change signature to correspond to the targetm.sched.adjust_cost hook.
2977 Update use in TARGET_SCHED_ADJUST_COST_2.
2978 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2979 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2980 new scheduler dependencies lists.
2981 (ia64_gen_check): Ditto.
2983 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2986 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2987 signature to correspond to the targetm.sched.is_costly_dependence hook.
2988 (is_costly_group): Update to use new scheduler dependencies lists.
2990 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2991 instead of INSN_COST () macro.
2993 2007-02-01 Ian Lance Taylor <iant@google.com>
2995 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2997 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2999 * pa.md (tp_load): Correct mfctl instruction syntax.
3001 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3003 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3004 altivec_padding_size calculation on AIX. Improve comment, add
3005 assert to verify that it's right.
3007 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3010 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3013 * global.c (global_alloc): Add mising initialization of
3016 2007-02-01 Roger Sayle <roger@eyesopen.com>
3018 * alias.c (init_alias_analysis): Correct whitespace.
3019 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3020 partition_hot_cold_basic_blocks): Likewise.
3021 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3022 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3023 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3024 fold_builtin_snprintf_chk, fold_builtin_printf,
3025 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3026 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3027 * cfgcleanup.c (cleanup_cfg): Likewise.
3028 * cfgexpand.c (tree_expand_cfg): Likewise.
3029 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3030 * function.c (get_next_funcdef_no): Likewise.
3031 * gengtype.c (main): Likewise.
3032 * genmodes.c (main): Likewise.
3033 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3034 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3035 * ifcvt.c (noce_emit_move_insn): Likewise.
3036 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3038 * stor-layout.c (get_best_mode): Likewise.
3039 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3040 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3041 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3042 perform_var_substitution, solve_graph): Likewise.
3043 * tree-vrp.c (vrp_finalize): Likewise.
3045 2007-02-01 Ian Lance Taylor <iant@google.com>
3047 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3048 high part of a paradoxical subreg, return a constant zero.
3050 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3052 * toplev.c (lang_dependent_init): Call init_set_costs.
3053 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3055 2007-02-01 Richard Guenther <rguenther@suse.de>
3058 * fold-const.c (fold_negate_expr): Allow negating a
3059 constant if overflow does not change.
3061 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3063 * doc/c-tree.texi (Expression trees): Improve markup.
3064 * doc/tm.texi (Register Classes, Addressing Modes)
3065 (Floating Point): Fix spacing after abbreviations. Fix some
3068 2007-02-01 Ben Elliston <bje@au.ibm.com>
3070 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3071 * doc/contrib.texi: Likewise.
3072 * doc/install.texi: Likewise.
3074 2007-01-31 Richard Henderson <rth@redhat.com>
3075 Ian Lance Taylor <iant@google.com>
3077 * lower-subreg.c: New file.
3078 * rtl.def (CONCATN): Define.
3079 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3081 * emit-rtl.c (update_reg_offset): New static function, broken out
3082 of gen_rtx_REG_offset.
3083 (gen_rtx_REG_offset): Call update_reg_offset.
3084 (gen_reg_rtx_offset): New function.
3085 * regclass.c: Revert patch of 2006-03-05, restoring
3087 (clear_reg_info_regno): New function.
3088 * dwarf2out.c (concatn_loc_descriptor): New static function.
3089 (loc_descriptor): Handle CONCATN.
3090 * common.opt (fsplit_wide_types): New option.
3091 * opts.c (decode_options): Set flag_split_wide_types when
3093 * timevar.def (TV_LOWER_SUBREG): Define.
3094 * rtl.h (gen_reg_rtx_offset): Declare.
3095 (reg_scan_update): Declare.
3096 * regs.h (clear_reg_info_regno): Declare.
3097 * tree-pass.h (pass_lower_subreg): Declare.
3098 (pass_lower_subreg2): Declare.
3099 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3100 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3102 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3103 * Makefile.in (OBJS-common): Add lower-subreg.o.
3104 (lower-subreg.o): New target.
3106 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3108 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3110 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3113 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3115 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3118 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3120 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3122 * cfgloop.h: Include vec-prim.h.
3123 (enum li_flags): Remove LI_ONLY_OLD.
3124 (loop_iterator): Changed.
3125 (fel_next, fel_init): Iterate over loop tree.
3126 (FOR_EACH_LOOP_BREAK): New macro.
3127 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3129 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3130 * modulo-sched.c (sms_schedule): Ditto.
3131 * tree-vectorizer.c (vectorize_loops): Ditto.
3132 * doc/loop.texi: Update information on loop numbering and behavior of
3133 FOR_EACH_LOOP wrto new loops.
3134 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3135 add_to_evolution_1): Test nestedness of loops instead of comparing
3137 * tree-chrec.c (chrec_fold_plus_poly_poly,
3138 chrec_fold_multiply_poly_poly, chrec_evaluate,
3139 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3140 reset_evolution_in_loop): Ditto.
3141 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3143 2007-01-31 Dirk Mueller <dmueller@suse.de>
3145 * c-common.c (warn_about_parentheses): Separate warning about
3146 un-parenthized sequence of comparison operators from the one
3147 which is supposed to warn about x <= y <= z.
3149 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3151 * optabs.h (enum optab_index): Add new OTI_isinf.
3152 (isinf_optab): Define corresponding macro.
3153 * optabs.c (init_optabs): Initialize isinf_optab.
3154 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3156 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3157 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3159 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3160 expand_builtin_interclass_mathfn.
3161 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3162 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3163 (fxam<mode>2_i387): New insn pattern.
3164 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3165 built-in functions as x87 inline asm.
3167 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3169 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3171 2007-01-30 Eric Christopher <echristo@apple.com>
3173 * config.gcc: Add geode.
3175 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3177 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3178 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3179 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3180 value-prof.c: Fix comment typos.
3182 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3185 * doc/invoke.texi (Wpointer-arith): Document warning.
3187 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3189 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3190 the list of discrepancies from the draft TR.
3192 2007-01-30 Dirk Mueller <dmueller@suse.de>
3195 * doc/invoke.texi (-Wreturn-type): Update description to
3198 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3200 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3202 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3204 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3205 to handle optabs that operate on floating point input argument and
3206 output to integer output.
3207 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3208 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3209 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3210 expand_builtin_interclass_mathfn ().
3211 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3213 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3214 ilogbl built-in functions as x87 intrinsics.
3216 2007-01-30 Richard Guenther <rguenther@suse.de>
3219 * dwarf2out.c (reference_to_unused): Query varpool if the
3220 variable was output.
3222 2007-01-30 Richard Guenther <rguenther@suse.de>
3225 * passes.c (execute_one_pass): Reset in_gimple_form to not
3226 confuse non-unit-at-a-time mode.
3228 2007-01-29 Roger Sayle <roger@eyesopen.com>
3229 Richard Guenther <rguenther@suse.de>
3231 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3232 avoid undefined behaviour on overflow. Use force_fit_type_double
3233 to construct the constant with the specified TREE_OVERFLOW.
3235 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3237 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3238 * config/dfp-bit.h: Ditto.
3240 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3242 * c-decl.c (pop_scope): Replace warnings with call to
3243 warn_for_unused_label.
3244 * c-common.h (warn_for_unused_label): Declare.
3245 * c-common.c (warn_for_unused_label): Define.
3247 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3249 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3252 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3254 * Makefile.in (USER_H): Remove decfloat.h.
3255 * ginclude/decfloat.h: Delete, moving contents to ...
3256 * ginclude/float.h: Add support for decimal floating point,
3257 guarded by __STDC_WANT_DEC_FP__.
3259 2007-01-29 Mike Stump <mrs@apple.com>
3261 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3262 Analysis and Representation to resolve case insensitive conflict.
3263 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3265 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3267 * tree.h (struct tree_memory_tag): Add aliases member.
3268 (MTAG_ALIASES): New macro.
3269 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3270 (add_may_alias): Remove pointer-set. Update for may_aliases being
3272 (mark_aliases_call_clobbered): Update for may_aliases being a
3274 (compute_tag_properties): Ditto.
3275 (create_partition_for): Ditto.
3276 (compute_memory_partitions): Ditto.
3277 (dump_may_aliases_for): Ditto.
3278 (is_aliased_with): Ditto.
3279 (add_may_alias_for_new_tag): Ditto.
3280 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3281 (compute_is_aliased): New function.
3282 (compute_may_aliases): Call compute_is_aliased).
3283 (init_alias_info): Initialize alias_bitmap_obstack.
3284 (union_alias_set_into): New function.
3285 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3286 (have_common_aliases_p): Rewrite to take two bitmaps and use
3288 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3290 (finalize_ref_all_pointers): Update for add_may_alias changes.
3291 (new_type_alias): Ditto.
3292 * tree-flow-inline.h (may_aliases): Return a bitmap.
3293 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3294 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3295 may_aliases being a bitmap.
3296 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3297 may_aliases now returns a bitmap.
3298 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3300 * tree-ssa-operands.c (add_virtual_operand): Update for
3301 may_aliases being a bitmap.
3303 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3305 PR tree-optimization/30630
3306 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3307 variable as changed.
3309 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3312 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3313 expanded only once even if an error occurs.
3315 2007-01-29 Ben Elliston <bje@au.ibm.com>
3317 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3318 (__gcov_average_profiler): Likewise.
3319 (__gcov_ior_profiler): Likewise.
3320 (__gcov_merge_ior): Likewise.
3322 2007-01-28 Jan Hubicka <jh@suse.cz>
3324 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3325 * value-prof.c (stringop_block_profile): Likewise.
3327 2007-01-28 Jan Hubicka <jh@suse.cz>
3329 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3330 variant handling histograms; add wrapper.
3331 (clear_storage_via_libcall): Export.
3332 (emit_block_move_hints): Break out from ...; add histograms.
3333 (emit_block_move): ... this one.
3334 (clear_storage_hints): Break out from ...; add histograms.
3335 (clear_storage): ... this one.
3336 (set_storage_via_memset): Handle histogram.
3337 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3338 (clear_storage_hints, clear_storage_via_libcall): Declare.
3339 (set_storage_via_setmem): Update prototype.
3340 * doc/md.texi (movmem, setmem): Document new arguments.
3342 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3344 (stringop_block_profile): New global function.
3345 (tree_stringops_values_to_profile): Profile block size and alignment.
3346 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3348 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3349 (stringop_block_profile): Declare.
3350 * builtins.c: Include value-prof.h.
3351 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3352 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3353 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3354 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3355 * profile.c (instrument_values): Add new counters.
3356 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3358 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3359 (tree_init_edge_profiler): Build new profilers.
3360 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3361 (pass_tree_profile): Add dump.
3362 (tree_profile_hooks): Update.
3363 * Makefile.in (LIBGCOV): Add new constants.
3364 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3365 __gcov_ior_profiler): New.
3366 * i386.md (movmem/setmem expanders): Add new optional arguments.
3368 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3370 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3372 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3374 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3375 (tree_unswitch_single_loop): Pass eni_size_weights to
3376 tree_num_loop_insns.
3377 * tree-ssa-loop-manip.c: Include tree-inline.h.
3378 (can_unroll_loop_p): Pass eni_size_weights to
3379 tree_num_loop_insns.
3380 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3381 Pass eni_size_weights to estimate_num_insns.
3382 * tree.h (init_inline_once): Export.
3383 * toplev.c (backend_init): Call init_inline_once.
3384 * cgraphunit.c (cgraph_process_new_functions,
3385 cgraph_analyze_function): Pass eni_inlining_weights to
3387 * ipa-inline.c (compute_inline_parameters): Ditto.
3388 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3389 to estimate_num_insns.
3390 (try_unroll_loop_completely): Pass eni_size_weights to
3391 tree_num_loop_insns.
3392 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3393 ot estimate_num_insns.
3394 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3395 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3396 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3397 eni_time_weights): New variables.
3398 (init_inline_once): Initialize them.
3399 (struct eni_data): Mew.
3400 (estimate_num_insns_1, estimate_num_insns): Use weights.
3401 * tree-inline.h (struct eni_weights_d): New.
3402 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3403 (estimate_num_insns): Declaration changed.
3404 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3405 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3406 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3408 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3410 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3411 relations in the conflict function is valid.
3413 2007-01-27 Ian Lance Taylor <iant@google.com>
3415 * common.opt: Add fstrict-overflow.
3416 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3417 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3418 (TYPE_OVERFLOW_UNDEFINED): Define.
3419 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3421 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3422 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3423 (fold_negate_expr): Likewise.
3424 (make_range): Likewise.
3425 (extract_muldiv_1): Likewise.
3426 (maybe_canonicalize_comparison): Likewise.
3427 (fold_comparison): Likewise.
3428 (fold_binary): Likewise.
3429 (tree_expr_nonnegative_p): Likewise.
3430 (tree_expr_nonzero_p): Likewise.
3431 * tree-vrp.c (compare_values): Likewise.
3432 (extract_range_from_binary_expr): Likewise.
3433 (extract_range_from_unary_expr): Likewise.
3434 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3436 (nowrap_type_p): Likewise.
3437 * tree-scalar-evolution.c (simple_iv): Likewise.
3438 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3439 (build_range_check): Likewise.
3440 (extract_muldiv_1): Likewise.
3441 (fold_comparison): Likewise.
3442 * tree-vrp.c (vrp_int_const_binop): Likewise.
3443 (extract_range_from_unary_expr): Likewise.
3444 * convert.c (convert_to_integer): Likewise.
3445 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3446 (fold_comparison): Likewise.
3447 (fold_binary): Likewise.
3448 * optabs.c (optab_for_tree_code): Likewise.
3449 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3450 * simplify-rtx.c (simplify_const_relational_operation): Check
3451 flag_strict_overflow and flag_trapv.
3452 (simplify_const_relational_operation): Likewise.
3453 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3454 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3457 2007-01-27 Roger Sayle <roger@eyesopen.com>
3459 * tree.c (tree_fold_gcd): Delete.
3460 * tree.h (tree_fold_gcd): Remove prototype.
3461 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3462 test whether one constant integer is a multiple of another. Instead
3463 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3464 * fold-const.c (multiple_of_p): We've determined both TOP and
3465 BOTTOM are integer constants so we can call int_const_binop directly
3466 instead of the more generic const_binop.
3468 2007-01-27 Roger Sayle <roger@eyesopen.com>
3470 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3471 1*X check that the constant hasn't overflowed, to preserve the
3473 (round_up): Provide an efficient implementation when rouding-up an
3474 INTEGER_CST to a power-of-two.
3476 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3478 * doc/sourcebuild.texi: Add comma for clarity.
3479 * doc/extend.texi: Fix some typos.
3480 * doc/passes.texi: Likewise.
3481 * doc/cppinternals.texi: Likewise.
3482 * doc/c-tree.texi: Likewise.
3483 * doc/tree-ssa.texi: Likewise.
3484 * doc/install.texi: Likewise.
3486 2007-01-27 Jan Hubicka <jh@suse.cz>
3488 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3489 (pass_sra): Do not require alias information.
3490 * passes.c (init_optimization_passes): Add SRA
3492 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3494 * tracer.c (rest_of_handle_tracer): We already cleaned
3495 up the CFG in tracer() so don't do it here again.
3496 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3497 cleanup_cfg here, either. And don't call renumber_insns.
3499 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3500 and BB_HEAD are in the insn stream here. Instead make sure
3501 that BB_INSN is valid on all insns. Also, do check here that
3502 there are no pending branch predictions...
3503 (rtl_verify_flow_info): ...instead of doing it here. Checks
3504 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3507 2007-01-26 Roger Sayle <roger@eyesopen.com>
3509 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3510 function to simplify/factorize operand order canonicalization.
3511 (ix86_fixup_binary_operands): Reorganize using the above function.
3512 (ix86_binary_operator_ok): Likewise.
3514 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3516 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3517 file scope from optimize_attrs.
3518 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3520 (optimize_attrs): Clear insn_code_values after freeing it.
3522 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3524 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3525 a parts.base assignment.
3527 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3529 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3530 (compute_subscript_distance, initialize_data_dependence_relation,
3531 finalize_ddr_dependent, analyze_ziv_subscript,
3532 analyze_siv_subscript_cst_affine,
3533 compute_overlap_steps_for_affine_univar,
3534 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3535 analyze_siv_subscript, analyze_miv_subscript,
3536 analyze_overlapping_iterations, subscript_dependence_tester_1,
3537 compute_self_dependence, free_dependence_relation): Work
3538 with affine_fn instead of chrecs.
3539 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3540 common_affine_function, affine_function_base,
3541 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3542 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3543 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3544 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3545 (all_chrecs_equal_p): Removed.
3546 * tree-data-ref.h (affine_fn, conflict_function): New types.
3547 (struct subscript): Change type of conflicting_iterations_in_a
3548 and conflicting_iterations_in_b.
3550 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3553 * config/pa/pa.h (TARGET_HPUX_11): New.
3554 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3555 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3557 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3558 Richard Guenther <rguenther@suse.de>
3560 * tree-ssa-structalias.c (solve_graph): Handle case
3561 we merged the variable to another.
3563 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3565 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3568 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3569 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3571 2007-01-25 DJ Delorie <dj@redhat.com>
3573 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3574 allow changes to modes which don't fit in those registers.
3576 * reload1.c (choose_reload_regs): Check for invalid subregs before
3577 computing their locations, not after.
3579 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3582 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3583 save Altivec registers in an eh_return function.
3584 (compute_vrsave_mask): Likewise.
3585 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3586 for saving Altivec registers.
3587 (rs6000_emit_prologue): Don't allocate stack twice in
3588 eh_return function. Correct expected value of altivec_save_offset
3589 when using save_world. Describe save of R0 to stack when using
3590 save_world. Describe stack pointer adjustment when using
3591 save_world. Remove duplicated eh_return parameter register saving.
3592 Update sp_offset variable after save_world.
3593 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3595 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3596 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3599 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3601 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3603 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3606 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3607 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3609 2007-01-25 Richard Guenther <rguenther@suse.de>
3611 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3612 * common.opt (-Wcoverage-mismatch): New warning option.
3613 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3614 if -Wcoverage-mismatch is given.
3616 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3618 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3619 (ipcp_driver): Change to static definition.
3620 Add dumping of the ifunctions.
3621 (constant_val_insert): Remove unused parameter. Support for SSA.
3622 (ipcp_propagate_const): Support for SSA.
3623 (ipcp_profile_bb_print): Print only analyzed nodes.
3624 (ipcp_replace_map_create): Remove support for Fortran constant
3626 * ipa-prop.c (ipa_method_modify_stmt,
3627 ipa_callsite_compute_param): Support for SSA.
3628 * ipa-prop.h (ipcp_driver): Remove declaration.
3629 (IS_VALID_TREE_MAP_INDEX): Add define.
3631 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3633 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3635 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3638 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3639 constant argument to cabs and do it without checking for
3640 -funsafe-math-optimizations.
3642 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3644 * c-common.h (RID_FIRST_CXX0X): New.
3645 (RID_LAST_CXX0X): New.
3646 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3648 * c.opt (Wc++0x-compat): New.
3649 * doc/invoke.texi (-Wc++0x-compat): Document.
3651 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3653 * builtins.c (fold_builtin_carg): New.
3654 (fold_builtin_1): Use it.
3656 2007-01-24 Jan Hubicka <jh@suse.cz>
3658 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3660 * ipa-inline.c (initial_insns, max_insns): Delete.
3661 (compute_max_insns): New function.
3662 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3663 of insns as base for code growth.
3664 (cgraph_decide_inlining): Make initial_insns local; do not compute
3666 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3667 * doc/invoke.texi (inline-unit-growth): Update docs.
3669 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3671 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3672 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3673 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3674 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3675 for CPUs that have PTA_CX16 set.
3678 * gimplify.c (omp_check_private): New function.
3679 (gimplify_scan_omp_clauses): Use it for
3680 firstprivate/lastprivate/reduction.
3683 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3684 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3687 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3688 If lower_lastprivate_clauses emits some statements, append them
3689 to dlist rather than body_p and to body_p append an initializer.
3690 (lower_omp_for): Adjust caller.
3692 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3694 * target.h (globalize_decl_name): New.
3695 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3696 * output.h (default_globalize_decl_name): New.
3697 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3699 (globalize_decl): Ditto.
3700 (default_globalize_decl_name): New.
3701 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3702 (ia64_handle_version_id_attribute): New.
3703 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3704 (ia64_asm_output_external): Use globalize_decl_name instead
3706 * doc/extend.texi (version_id): New pragma.
3707 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3709 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3711 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3712 _uleb128_t and _Unwind_SWord with _sleb128_t.
3713 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3714 uw_frame_state_for, uw_update_context_1): Likewise.
3715 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3716 * unwind-pe.h (read_uleb128, read_sleb128,
3717 read_encoded_value_with_base): Likewise.
3718 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3720 2007-01-24 Richard Guenther <rguenther@suse.de>
3722 * builtins.c (expand_builtin_cexpi): Get the fndecl
3723 for cexp in the correct way.
3725 2007-01-24 Jan Hubicka <jh@suse.cz>
3727 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3729 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3731 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3732 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3733 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3734 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3735 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3736 __SIZEOF_PTRDIFF_T__.
3737 * doc/cpp.texi: Documentation for the new builtin macros added.
3739 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3741 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3742 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3743 instead of operands[2] to avoid access past the end of array.
3745 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3747 * reload1.c (emit_reload_insns): Pass the reload register
3748 for a non-spill output reload through forget_old_reloads_1.
3750 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3752 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3753 _SOFT_DOUBLE if doubles use software floating-point.
3754 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3755 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3756 * config/rs6000/darwin-ldouble.c: Also compile functions for
3757 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3758 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3759 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3760 commented-out long double override.
3761 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3762 * config/rs6000/eabispe.h: Likewise.
3763 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3764 long double for non-SPE.
3765 (rs6000_handle_option): Likewise.
3766 (invalid_e500_subreg): Disallow more subregs involding DImode,
3767 DFmode, TImode or TFmode.
3768 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3770 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3772 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3773 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3775 (rs6000_legitimate_address): Also check for TFmode for E500
3777 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3778 (spe_build_register_parallel): Handle TFmode and TCmode.
3779 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3781 (function_arg): Handle TFmode and TCmode for E500 double.
3782 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3784 (print_operand): Handle TFmode and TImode for %y.
3785 (rs6000_generate_compare): Handle TFmode comparisons for E500
3787 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3788 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3789 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3790 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3791 TFmode for E500 double.
3792 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3793 (floatsidf2): Enable for E500 double.
3794 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3795 (extenddftf2): Change to extenddftf2_fprs.
3796 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3797 depending on TARGET_E500_DOUBLE.
3798 (extendsftf2): Enable for E500 double.
3799 (trunctfdf2): Enable for E500 double.
3800 (trunctfsf2): Change to trunctfsf2_fprs.
3801 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3802 depending on TARGET_E500_DOUBLE.
3803 (floatsitf2): Enable for E500 double.
3804 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3805 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3806 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3807 (negtf2): Change to negtf2_internal.
3808 (negtf2): New expander.
3809 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3810 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3811 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3812 (movdi_internal32): Use rs6000_nonimmediate_operand.
3813 (unnamed splitter): Likewise.
3814 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3815 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3816 (SPE64TF, DITI): New mode macros.
3817 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3820 (frob_<mode>_di_2): New.
3821 (frob_tf_di_8_2): New.
3822 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3824 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3826 (frob_ti_<mode>_8_2): New.
3827 (frob_ti_tf_2): New.
3828 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3829 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3831 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3832 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3833 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3834 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3835 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3836 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3839 2007-01-23 Ian Lance Taylor <iant@google.com>
3841 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3843 (OBJS-archive): Reformat, alphabetize.
3844 (OBJS): Change out_object_file to OBJS-md.
3846 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3848 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3849 JUMP_P and CALL_P predicates where applicable.
3850 * config/i386/i386.c: Ditto.
3851 * config/i386/i386.md: Ditto.
3852 * config/i386/mmx.md: Ditto.
3853 * config/i386/predicates.md: Ditto.
3855 2007-01-22 Andreas Schwab <schwab@suse.de>
3857 * config/m68k/m68k.h: Fix comment.
3859 2007-01-22 Jan Hubicka <jh@suse.cz>
3861 * passes.c (init_optimization_passes): Do not rerun
3862 pass_early_warn_uninitialized.
3864 2007-01-22 Richard Guenther <rguenther@suse.de>
3866 PR tree-optimization/30038
3867 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3869 (execute_cse_sincos_1): Likewise.
3870 (execute_cse_sincos): Likewise.
3871 (gate_cse_sincos): Likewise.
3872 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3873 the cexpi() canonicalization of sincos().
3874 * tree-pass.h (pass_cse_sincos): Declare.
3875 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3877 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3879 PR rtl-optimization/29329
3880 * combine.c (replaced_rhs_insn): Rename to i2mod.
3881 (replaced_rhs_value): Rename to i2mod_new_rhs.
3882 (i2mod_old_rhs): New global variable.
3883 (combine_instructions): Adjust for above change. Save a copy of
3884 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3885 note are substituted in the second instruction.
3886 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3887 ditch the note if it pertains to the second eliminated register
3888 and this register is mentioned in i2mod_old_rhs.
3891 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3893 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3894 the insn to which the note was originally attached.
3896 2007-01-21 Jan Hubicka <jh@suse.cz>
3898 * ipa-inline.c (inlining_mode): Comment, move up.
3899 (cgraph_decide_inlining_incrementally): Do not perform inlining
3900 itself; fix handling of flattening of self recursive functions.
3901 (cgraph_find_cycles): Remove.
3902 (cgraph_flatten_node): Remove.
3903 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3904 (try_inline): New function.
3905 (cgraph_early_inlining): Update call of
3906 cgraph_decide_inlining_incrementally. Apply inlining here.
3907 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3909 2007-01-21 Dirk Mueller <dmueller@suse.de>
3912 * tree-vrp.c (check_array_bounds): do not warn
3913 about ADDR_EXPR's of ARRAY_REF's which are immediately
3914 used in binary expressions.
3916 2007-01-21 Ira Rosen <irar@il.ibm.com>
3918 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3919 read_write_dep and macros for its access.
3920 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3921 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3922 argument, call vect_check_interleaving for every independent pair of
3923 data-refs. Mark loads that access the same memory location as a store
3925 (vect_check_dependences): Remove.
3926 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3927 call, fix the call to vect_analyze_data_ref_dependence.
3928 (vect_analyze_data_ref_access): For statements that access the same
3929 data-ref, check that they are not stores; for loads, check that there
3930 is no store that access the same location.
3932 2007-01-20 Roger Sayle <roger@eyesopen.com>
3933 Joseph Myers <joseph@codesourcery.com>
3935 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3936 (-fdump-rtl-stack): Likewise.
3937 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3938 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3939 (-mpt-fixed): Use @minus{} for minus sign.
3940 (Using Precompiled Headers): Fix under/overfull hbox.
3942 2007-01-20 Jan Hubicka <jh@suse.cz>
3944 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3945 place within annotation.
3947 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3949 * pa.c (output_move_double): Change array size of xoperands to 4.
3951 2007-01-20 Jan Hubicka <jh@suse.cz>
3953 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3956 2007-01-19 Ian Lance Taylor <iant@google.com>
3958 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3959 constant to unsigned HOST_WIDE_INT before negating.
3961 2007-01-19 Ian Lance Taylor <iant@google.com>
3963 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3965 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3966 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3967 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3968 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3969 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3970 (realloc_vdef, realloc_vuse): Change second parameter to
3972 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3974 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3975 unsigned. Change x and lim locals to unsigned.
3976 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3978 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3979 (copy_virtual_operands): Change i and n locals to unsigned.
3981 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3984 * builtins.c (fold_builtin_1): Handle builtin fdim.
3986 2007-01-20 Jan Hubicka <jh@suse.cz>
3988 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3989 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3990 init_alias_heapvars.
3991 (init_alias_heapvars): Initialize only when not already initialized.
3992 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3994 2007-01-19 Roger Sayle <roger@eyesopen.com>
3996 * common.opt (fsigned-zeros): New command line option.
3997 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3998 of flag_unsafe_math_optimizations.
3999 * opts.c (set_fast_math_flags): The -ffast-math command line option
4000 implies -fno-signed-zeros.
4001 (fast_math_flags_set_p): Likewise.
4003 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4004 the documentation of -ffast-math appropriately. Wrap long lines.
4006 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4008 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4009 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4011 2007-01-19 Tomas Bily <tbily@suse.cz>
4013 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4015 (tree_init_ic_make_global_vars): New function
4016 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4017 (tree_gen_ic_profiler): New function
4018 (tree_gen_ic_func_profiler): New function
4019 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4020 (tree_profile_hooks): Added hook for indirec/virtual calls
4021 * value-prof.c (tree_find_values_to_profile): New case for
4023 (tree_values_to_profile): Call for determining indirect/virtual
4025 (tree_indirect_call_to_profile): New function
4026 (tree_ic_transform): New function
4027 (tree_ic): New function
4028 (find_func_by_pid): New function
4029 (init_pid_map): New function
4030 (tree_value_profile_transformations): Added check for
4031 indirect/virtual call transformation
4032 * value-prof.h (enum hist_type): New counter type for
4033 indirect/virtual calls
4034 (profile_hooks): Added new hook for profiling indirect/virtual
4036 * profile.c (instrument_values): New case for indirect/virtual
4038 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4039 (GCOV_COUNTER_V_INDIR): New counter type
4040 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4041 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4043 * cgraph.c: Definition of cgraph_max_pid
4044 (cgraph_create_node): Default init of pid attribute
4045 * cgraph.h: Declaration of cgraph_max_pid
4046 (struct cgraph_node): Added pid attribute
4047 * libgcov.c (__gcov_indirect_call_profiler): New function
4048 (__gcov_one_value_profiler_body): New function
4049 (__gcov_one_value_profiler): Body was moved to
4050 __gcov_one_value_profiler_body and calls it
4052 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4054 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4055 * gengtype.c (write_types_data, write_func_for_structure,
4056 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4057 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4058 (walk_type, write_func_for_structure): Generate the mark_hook if
4061 2007-01-19 Jan Hubicka <jh@suse.cz>
4063 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4064 'early' argument take inlining mode argument specifying whether to
4065 inline for size/speeed or all functions; add support for flattening;
4067 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4069 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4072 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4073 the name of the declared identifier.
4075 2007-01-19 Dirk Mueller <dmueller@suse.de>
4077 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4078 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4079 duplicate evaluation.
4081 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4083 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4084 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4085 to XFMode, use acosxf2 and truncate result to requested mode.
4086 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4087 (asin<mode>2): Similarly, with asin expanders.
4088 (*fscalexf4_i387): Rename from *fscalexf4.
4089 (expNcorexf3): New expander.
4090 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4091 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4092 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4093 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4094 patterns for SSE math.
4095 (exp10<mode>2): Similarly, with exp10 expanders.
4096 (exp2<mode>2): Similarly, with exp2 expanders.
4097 (expm1<mode>2): Similarly, with expm1 expanders.
4098 (ldexp<mode>3): Similarly, with ldexp expanders.
4099 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4100 Use gen_truncxf<mode>2_i387_noop to truncate result.
4102 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4104 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4105 for ColdFire targets.
4107 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4108 Richard Sandiford <richard@codesourcery.com>
4110 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4111 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4112 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4113 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4114 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4115 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4117 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4119 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4120 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4121 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4122 (*adddi_dilshr32_cf): New pattern.
4123 (adddi3, subdi3): Remove first alternatives.
4125 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4127 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4128 implemented using move.l, do not use its cc result for floating-point
4131 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4133 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4134 from accepting 's' constraints if flag_pic.
4136 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4138 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4139 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4140 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4141 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4143 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4145 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4146 ColdFire alternatives.
4147 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4148 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4149 architectures that support ff1 instruction.
4151 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4152 Julian Brown <julian@codesourcery.com>
4154 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4155 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4156 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4159 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4161 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4163 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4164 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4165 HOST_WIDE_INT instead of an rtx.
4166 (m68k_rtx_costs): Update call accordingly.
4167 (output_move_const_into_data_reg): Likewise. Fix formatting.
4168 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4170 (output_move_simode_const): Update calls after above changes.
4171 Rework to use automatic variables and predicates like MEM_P.
4172 * config/m68k/m68k.md (pushexthisi_const): Update call to
4175 2007-01-19 Dirk Mueller <dmueller@suse.de>
4177 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4180 2007-01-19 Richard Guenther <rguenther@suse.de>
4182 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4183 via cexp in case sincos is not available.
4185 2007-01-19 Richard Guenther <rguenther@suse.de>
4187 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4188 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4189 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4190 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4191 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4192 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4193 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4194 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4196 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4198 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4200 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4201 (atan2xf3): Directly generate RTL pattern.
4202 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4203 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4204 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4205 disable patterns for SSE math.
4206 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4207 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4208 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4209 disable patterns for SSE math.
4211 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4213 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4215 2007-01-18 Roger Sayle <roger@eyesopen.com>
4217 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4218 VIEW_CONVERT_EXPR to the same type as it's operand.
4220 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4222 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4223 configured for long double 128.
4225 2007-01-18 Mike Stump <mrs@apple.com>
4227 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4230 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4232 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4235 2007-01-18 Jan Hubicka <jh@suse.cz>
4237 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4238 greater than NUM_VOP_FREE_BUCKETS.
4240 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4242 * tree-ssa-structalias.c: Update comments.
4243 (ptabitmap_obstack): Removed.
4245 (oldpta_obstack): Ditto.
4246 (stats): Add a few members.
4247 (struct variable_info): Remove node, complex, address_taken, and
4248 indirect_target members. Add oldsolution member.
4249 (new_var_info): Do not initialize removed members.
4250 (constraint_expr_type): Remove INCLUDES.
4251 (constraint_graph): Add size, implicit_preds, rep,
4252 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4253 (FIRST_REF_NODE): New macro.
4254 (LAST_REF_NODE): Ditto.
4255 (FIRST_ADDR_NODE): Ditto.
4256 (find): New function.
4258 (dump_constraint): Do not handle INCLUDES.
4259 (insert_into_complex): Do not insert duplicate constraints.
4260 (condense_varmap_nodes): Renamed and rewritten into ...
4261 (merge_node_constraints): This. Also fix bug in handling of
4262 offseted copy constraints.
4263 (clear_edges_for_node): No longer need to deal with preds at all,
4264 or removing associated preds/succs.
4265 (merge_graph_nodes): Deal with indirect_cycles.
4266 Don't deal with predecessors.
4267 (add_implicit_graph_edge): New function.
4268 (add_pred_graph_edge): Ditto.
4269 (add_graph_edge): Don't deal with predecessors.
4270 (build_constraint_graph): Removed.
4271 (build_pred_graph): New function.
4272 (build_succ_graph): Ditto.
4273 (struct scc_info): Removed in_component. Added roots, dfs, and
4274 node_mapping. Remove visited_index, unification_queue.
4275 (scc_visit): Deal with union-find we do now.
4276 Deal with cycles with REF nodes.
4277 (collapse_nodes): Renamed and rewritten to ...
4278 (unify_nodes): This.
4279 (process_unification_queue): Removed.
4280 (topo_visit): Cleanup
4281 (do_da_constraint): Use find.
4282 (do_sd_constraint): Ditto.
4283 (do_ds_constraint): Ditto.
4284 (do_complex_constraint): Ditto.
4285 (init_scc_info): Update for removed and added members.
4286 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4287 (find_indirect_cycles): This.
4288 (equivalence_class): New variable.
4289 (label_visit): New function.
4290 (perform_variable_substitution): Rewritten.
4291 (free_var_substitution_info): New function.
4292 (find_equivalent_node): Ditto.
4293 (move_complex_constraints): Ditto.
4294 (eliminate_indirect_cycles): Ditto.
4295 (solve_graph): Only propagate changed bits.
4296 Use indirect cycle elimination.
4298 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4299 (tree_id_eq): Renamed to ...
4300 (tree_vi_eq): This. Update for member change
4301 (insert_id_for_tree): Renamed and rewritten to ...
4302 (insert_vi_for_tree): This.
4303 (lookup_id_for_tree): Renamed and rewritten to ...
4304 (lookup_vi_for_tree): This.
4305 (get_id_for_tree): Renamed and rewritten to ...
4306 (get_vi_for_tree): Ditto.
4307 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4308 (process_constraint): Don't handle INCLUDES.
4309 Remove special ADDRESSOF case.
4310 (find_func_aliases): Rewrite to use vi functions instead of id
4312 (create_function_info_for): Ditto.
4313 (create_variable_info_for): Ditto.
4314 (intra_create_variable_infos): Ditto.
4315 (merge_smts_into): Ditto.
4316 (find_what_p_points_to): Ditto.
4317 (init_base_vars): Ditto.
4318 (init_alias_vars): Ditto.
4319 (remove_preds_and_fake_succs): New function.
4320 (dump_sa_points_to_info): Dump new stats.
4321 (dump_solution_for_var): Use find.
4322 (set_used_smts): Fix formatting.
4323 (compute_points_to_sets): Updated for new functions.
4324 (ipa_pta_execute): Ditto.
4326 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4327 Richard Sandiford <richard@codesourcery.com>
4329 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4331 * calls.c (expand_call): If the return value is a PARALLEL,
4332 extract its first member.
4333 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4334 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4335 use FUNCTION_EXTRA_EPILOGUE.
4336 (m68k_function_value): Return a PARALLEL if the return value
4337 is of a pointer type.
4338 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4339 (FUNCTION_EXTRA_EPILOGUE): Remove.
4340 * config/m68k/m68k.md (D0_REG): New constant.
4342 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4344 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4345 output a NOP for empty epilogues.
4347 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4349 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4350 before function. Extend register save check to include all
4351 registers, not just integer ones.
4353 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4355 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4356 (m68k_use_return_insn): ...this.
4357 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4358 * config/m68k/m68k.c (use_return_insn): Rename to...
4359 (m68k_use_return_insn): ...this.
4360 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4363 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4365 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4366 nearest even, fix denormal rounding overflow.
4368 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4370 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4371 f%$smove and f%$move.
4372 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4373 (extendsfdf2_cf): Use fdmove instead of f%&move.
4374 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4375 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4377 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4379 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4382 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4384 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4385 (coldfire_single_format): Declare.
4386 (coldfire_double_format): Likewise.
4387 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4388 of qnan_msb_set to determine the lower bits of a canonical
4390 (encode_ieee_double): Likewise.
4391 (encode_ieee_quad): Likewise.
4392 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4393 (mips_single_format): Likewise.
4394 (ieee_double_format): Likewise.
4395 (mips_double_format): Likewise.
4396 (ieee_extended_motorola_format): Likewise.
4397 (ieee_extended_intel_96_format): Likewise.
4398 (ieee_extended_intel_128_format): Likewise.
4399 (ieee_extended_intel_96_round_53_format): Likewise.
4400 (ibm_extended_format): Likewise.
4401 (mips_extended_format): Likewise.
4402 (ieee_quad_format): Likewise.
4403 (mips_quad_format): Likewise.
4404 (vax_f_format): Likewise.
4405 (vax_d_format): Likewise.
4406 (vax_g_format): Likewise.
4407 (i370_single_format): Likewise.
4408 (i370_double_format): Likewise.
4409 (decimal_single_format): Likewise.
4410 (decimal_double_format): Likewise.
4411 (decimal_quad_format): Likewise.
4412 (c4x_single_format): Likewise.
4413 (c4x_extended_format): Likewise.
4414 (real_internal_format): Likewise.
4415 (coldfire_single_format): New real_format.
4416 (coldfire_double_format): Likewise.
4417 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4418 canonical_nan_lsbs_set.
4419 (pdp11_d_format): Likewise.
4420 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4421 if TARGET_COLDFIRE_CPU.
4423 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4425 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4426 (output_call, m68k_legitimize_call_address): Declare.
4427 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4428 parenthesees. Add support for a 'W' constraint.
4429 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4430 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4431 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4432 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4434 (override_options): Initialize them. Do not set flag_no_function_cse
4435 for TARGET_ID_SHARED_LIBRARY.
4436 (m68k_output_pic_call): Delete.
4437 (m68k_legitimize_call_address): New function.
4438 (print_operand): Remove the %o prefix. Handle the %p prefix.
4439 (output_call): New function.
4440 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4441 target address from the GOT if symbolic jumps are not allowed.
4442 * config/m68k/m68k.md (call, general_operand): Do not set
4443 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4444 Merge separate flag_pic and !flag_pic define_insns into...
4445 (*call, *call_value): ...these new patterns. Match the address
4446 rather than the containing MEM and require it to be a call_operand.
4447 Use output_call to generate the asm template.
4448 * config/m68k/predicates.md (const_call_operand): New predicate.
4449 (call_operand): Likewise.
4451 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4453 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4454 (STACK_GROWS_DOWNWARD): Define to 1.
4455 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4456 comments, emphasizing that these values are only defaults.
4457 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4458 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4460 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4462 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4464 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4465 Richard Sandiford <richard@codesourcery.com>
4467 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4468 (FP_REGNO_P): New macros.
4469 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4470 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4471 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4472 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4474 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4476 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4477 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4479 * config/m68k/t-floatlib: New file, extracting common code from...
4480 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4481 * config/m68k/t-uclinux: Here.
4482 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4483 routines on ColdFire targets.
4485 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4487 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4488 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4489 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4490 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4491 explicitly set MOTOROLA to 1.
4492 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4494 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4495 Nathan Sidwell <nathan@codesourcery.com>
4497 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4498 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4499 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4500 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4501 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4502 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4503 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4504 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4505 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4506 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4507 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4508 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4509 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4510 (DBX_REGISTER_NUMBER): Delete.
4511 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4512 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4513 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4515 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4517 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4518 * config/flat.h: New file.
4519 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4521 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4522 indirect references for -msep-data or -mid-shared-library.
4523 Do not use PC-relative code addresses either.
4524 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4526 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4527 for shared libraries and crt1.o for executables. Use crti.o and
4529 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4530 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4531 Do not add -elf2flt or -shared-lib-id options here.
4532 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4533 Pass -shared-lib-id if -mid-shared-library, taking the library
4534 identifier from -mshared-library-id if given, otherwise
4536 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4537 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4538 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4539 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4540 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4541 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4543 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4544 jump sequence for ISA A and ISA A+.
4545 (PICJUMP): Likewise.
4547 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4549 * config.gcc (m68k-*-uclinux*): Base the port on the common
4550 and m68k GNU/Linux files rather than on the generic ELF ones.
4551 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4552 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4554 2007-01-18 Julian Brown <julian@codesourcery.com>
4555 Richard Sandiford <richard@codesourcery.com>
4557 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4558 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4559 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4561 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4563 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4565 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4567 * doc/install.texi: Document m68k-uclinuxoldabi.
4568 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4569 * config/m68k/uclinux-oldabi.h: New file, copied from
4570 config/m68k/uclinux.h.
4572 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4574 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4575 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4576 (m32r_compute_frame_size): Use unsigned for regno.
4577 (m32r_reload_lr): Use gen_frame_mem.
4579 (m32r_output_function_epilogue): Don't output the function epilogue
4581 (m32r_expand_epilogue): New.
4582 (direct_return): Return false if the function has the interrupt
4584 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4585 * config/m32r/m32r.md (epilogue): New expander.
4586 (return_lr, return_rte): New insns.
4587 (return): Make it expander.
4588 (return_normal): New expander.
4590 2007-01-18 Josh Conner <jconner@apple.com>
4593 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4594 support for UNLE, UNLT, UNGE, and UNGT.
4596 2007-01-18 Jan Hubicka <jh@suse.cz>
4598 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4599 * tree-tailcall (add_virtual_phis): Likewise.
4600 (optimize_tail_call): Return TODOs.
4601 (execute_tail_calls): Return TODOs.
4602 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4603 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4605 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4606 Cleanup cfg using TODO.
4607 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4608 * passes.c (execute_function_todo): When cleanup did something, remove
4610 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4611 (make_edges): Don't cleanup_cfg.
4613 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4615 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4616 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4617 operate on the top of stack.
4618 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4619 register handling of instructions that output to the second
4621 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4622 (move_for_stack_reg): Special-case check for dead destination
4623 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4625 * config/i386/i386.md (UNSPEC_TAN): New constant.
4626 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4627 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4628 to correctly model move of constant 1.0 to top stack slot.
4629 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4630 (unnamed peephole2 pattern): Remove corresponding peephole2
4631 pattern that optimizes tan insn and loading of constant 1.0.
4632 (tanxf2): Use fptanxf4_i387.
4633 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4634 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4635 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4636 disable patterns for SSE math.
4637 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4638 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4640 2007-01-18 Dirk Mueller <dmueller@suse.de>
4641 Richard Guenther <rguenther@suse.de>
4644 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4645 * common.opt (Warray-bounds): Add new warning option.
4646 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4648 * Makefile.in: make tree-vrp.o depend on toplev.h
4649 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4651 (check_array_refs, check_array_bounds, check_array_ref): New.
4653 2007-01-18 Jan Hubicka <jh@suse.cz>
4655 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4656 (execute_ssa_ccp): Return flags conditionally.
4657 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4659 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4661 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4663 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4664 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4666 * Makefile.c (GTFILES): Add cfglayout.h.
4667 * gengtype.c (open_base_files): Likewise.
4668 * cfglayout.c (cfg_layout_function_footer,
4669 cfg_layout_function_header) Reindent to make gengtype happy.
4670 * cfglayout.h (cfg_layout_function_footer,
4671 cfg_layout_function_header): Add GTY(()) marker.
4673 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4675 2007-01-18 Ben Elliston <bje@au.ibm.com>
4677 * genautomata.c (write_automata): Include xstrerror output in the
4678 error message if writing the DFA description file fails.
4680 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4682 * config/mips/mips-protos.h (mips_output_external): Make it
4684 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4685 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4686 (extern_list): Likewise.
4687 (extern_head): Likewise.
4688 (TARGET_ASM_FILE_END): Likewise.
4689 (mips_file_end): Likewise.
4690 (mips_output_external): Rewritten.
4692 2007-01-18 Ben Elliston <bje@au.ibm.com>
4694 * genpreds.c (write_insn_preds_c): Only write out the function
4695 body for regclass_for_constraint if we have register constraints.
4697 2007-01-17 Tom Tromey <tromey@redhat.com>
4699 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4700 * doc/install.texi (Testing): Use sourceware.org.
4701 (Binaries): Likewise.
4702 (Specific): Likewise.
4703 * doc/contrib.texi (Contributors): Use sourceware.org.
4705 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4707 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4708 (AVR_ENHANCED): Rename to ...
4709 (AVR_HAVE_MUL): ... new.
4710 (avr_enhanced_p): Rename to ...
4711 (avr_have_mul_p): ... new.
4712 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4713 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4714 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4715 (avr_have_mul_p): ... new.
4716 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4717 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4718 'avr_enhanced_p' and 'enhanced'.
4719 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4720 AVR_HAVE_MUL instead of AVR_ENHANCED.
4721 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4722 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4723 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4724 instead of AVR_ENHANCED.
4725 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4726 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4727 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4729 2007-01-17 Ian Lance Taylor <iant@google.com>
4731 * vec.h (VEC_reserve_exact): Define.
4732 (vec_gc_p_reserve_exact): Declare.
4733 (vec_gc_o_reserve_exact): Declare.
4734 (vec_heap_p_reserve_exact): Declare.
4735 (vec_heap_o_reserve_exact): Declare.
4736 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4738 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4740 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4741 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4742 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4743 * vec.c (calculate_allocation): Add exact parameter. Change all
4745 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4746 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4747 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4748 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4749 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4750 (vec_heap_p_reserve_exact): New function.
4751 (vec_heap_o_reserve_exact): New function.
4753 2007-01-17 Jan Hubicka <jh@suse.cz>
4755 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4757 2007-01-17 Eric Christopher <echristo@apple.com>
4759 * config.gcc: Support core2 processor.
4761 2007-01-16 Jan Hubicka <jh@suse.cz>
4763 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4764 the names, just unlink the chain so we don't crash on dangling pointers
4767 2007-01-16 Jan Hubicka <jh@suse.cz>
4769 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4770 * tree-pass.h: Reorder to make IPA passes appear toegher.
4771 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4772 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4773 parameters, do not call early inliner.
4774 * ipa-inline.c: Update comments. Include tree-flow.h
4775 (cgraph_decide_inlining): Do not compute inlining parameters.
4776 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4777 be called with function context set up.
4778 (pass_ipa_inline): Remove unreachable functions before pass.
4779 (cgraph_early_inlining): Simplify assuming to be called from the
4781 (pass_early_inline): New pass.
4782 (cgraph_gate_ipa_early_inlining): New gate.
4783 (pass_ipa_early_inline): Turn into simple wrapper.
4784 (compute_inline_parameters): New function.
4785 (gate_inline_passes): New gate.
4786 (pass_inline_parameters): New pass.
4787 (apply_inline): Move here from tree-optimize.c
4788 (pass_apply_inline): New pass.
4789 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4791 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4793 (tree_function_versioning): Do not allocate dummy struct function.
4794 * tree-inline.h (optimize_inline_calls): Update prototype.
4795 * tree-optimize.c (execute_fixup_cfg): Export.
4796 (pass_fixup_cfg): Remove
4797 (tree_rest_of_compilation): Do not apply inlines.
4798 * tree-flow.h (execute_fixup_cfg): Declare.
4799 * Makefile.in (gt-passes.c): New.
4800 * passes.c: Include gt-passes.h
4801 (init_optimization_passes): New passes.
4802 (nnodes, order): New static vars.
4803 (do_per_function_toporder): New function.
4804 (execute_one_pass): Dump current pass here.
4805 (execute_ipa_pass_list): Don't dump current pass here.
4807 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4809 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4810 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4812 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4814 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4815 (strong_alias): Define.
4816 (__gcc_qmul): Provide non-FMA for soft-float.
4822 (__gcc_qunord): New.
4832 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4833 soft-float functions.
4834 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4835 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4836 about long double soft float.
4838 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4839 Tehila Meyzels <tehila@il.ibm.com>
4841 * tree-vectorizer.h (is_pattern_stmt_p): New.
4842 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4843 formatting (tabs instead of spaces). Cleanup and clarify setting
4844 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4845 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4846 (vectorizable_type_demotion): Check that types are integral.
4847 (vectorizable_type_promotion): Likewise.
4848 (vectorizable_store): Fix typo. Eliminate new-line at end of
4851 2007-01-16 Jan Hubicka <jh@suse.cz>
4853 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4856 2007-01-15 Eric Christopher <echristo@apple.com>
4858 * ifcvt.c: Include vec.h, vecprim.h.
4859 (check_cond_move_block): New argument regs.
4860 Reorganize. Add registers used to regs.
4861 (cond_move_process_if_block): Use regs set above as
4864 2007-01-15 Eric Christopher <echristo@apple.com>
4866 * config/darwin.h: Update copyright.
4867 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4868 (LINK_COMMAND_SPEC): Add -u.
4869 (LINK_SPEC): Fix umbrella for above.
4871 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4873 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4876 2007-01-15 Tom Tromey <tromey@redhat.com>
4878 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4879 * doc/install.texi (Testing): Don't mention jacks.
4880 (Configuration): Document --enable-java-maintainer-mode. Move
4881 --with-java-home to libgcj-specific section. Document
4883 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4885 2007-01-15 Jan Hubicka <jh@suse.cz>
4887 * tree-ssa-dce.c (DCE_TODOs): New.
4888 (propagate_necessity): Return if something changed.
4889 (eliminate_unnecessary_stmts): Likewise.
4890 (perform_tree_ssa_dce): Return TODO flags when needed.
4891 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4893 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4895 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4896 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4897 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4898 patterns using X87MODEF12 mode macro. Extend operand 1
4899 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4900 (log10<mode>2): Ditto.
4901 (log2<mode>2): Ditto.
4902 (log1p<mode>2): Ditto.
4903 (logb<mode>2): Ditto.
4904 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4905 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4906 (*fxtractxf3_i387): Rename from *fxtractxf3.
4907 (fxtract_extend<mode>xf3_i387): New insn pattern.
4908 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4909 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4910 and gen_fyl2xxf3_i387().
4912 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4914 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4915 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4916 get_loop_exit_edges. Changed return type to bool.
4917 * cfgloop.h (fix_loop_placement): Declaration removed.
4919 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4921 * param.h (MIN_VECT_LOOP_BOUND): New.
4922 * params.def (MIN_VECT_LOOP_BOUND): New.
4923 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4924 argument - minimum threshold for number of iterations.
4925 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4926 argument to declaration.
4927 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4928 MIN_VECT_LOOP_BOUND.
4929 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4930 slpeel_tree_peel_loop_to_edge with additional argument.
4931 (vect_do_peeling_for_alignment): Likewise.
4932 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4934 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4937 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4940 2007-01-14 Jan Hubicka <jh@suse.cz>
4942 * tree-dfa.c (remove_referenced_var): New function.
4943 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4944 prune referenced vars list too.
4945 * tree-flow.h (remove_referenced_var): Declare.
4947 2007-01-14 Jan Hubicka <jh@suse.cz>
4949 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4951 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4952 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4953 * except.h (verify_eh_throw_table_statements): Kill prototype.
4954 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4955 into call exrepssions.
4956 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4958 * tree-cfg.c: Include pointer-set.h.
4959 (verify_node_sharing): Work on pointer set.
4960 (verify_eh_throw_stmt_node): New.
4961 (verify_stmts): Use pointers sets, verify throw_stmt.
4963 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4965 * ipa-reference.c (analyze_function): Consider also addresses taken
4968 2007-01-12 Roger Sayle <roger@eyesopen.com>
4970 * c-typeck.c (null_pointer_constant_p): Replace use of
4971 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4972 (build_c_cast): Likewise.
4974 2007-01-12 Roger Sayle <roger@eyesopen.com>
4976 * tree.h (force_fit_type_double): Remove unused final argument.
4977 * c-common.c (constant_expression_warning): Replace use of
4978 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4979 (convert_and_check): Likewise.
4980 (shorten_compare): Update call to force_fit_type_double.
4981 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4982 * convert.c (convert_to_pointer): Update call to
4983 force_fit_type_double.
4984 * fold-const.c (force_fit_type_double): Remove overflowed_const
4986 (int_const_binop, fold_convert_const_int_from_int,
4987 fold_convert_const_int_from_real, fold_div_compare,
4988 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4989 fold_abs_const, fold_not_const): Remove the final argument from
4990 calls to force_fit_type_double.
4992 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4994 * configure.ac: Set insn to "nop" for spu-*-* also.
4995 * configure: Regenerate.
4997 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4999 * builtins.def : Add BUILT_IN_FREE.
5001 2007-01-12 Jan Hubicka <jh@suse.cz>
5003 PR tree-optimization/30443
5004 * tree-inline.c (tree_function_versioning): Do not optimize when
5005 cloning for inlining.
5007 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5009 * doc/loop.texi: Document recording of loop exits.
5010 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5011 (update_single_exits_after_duplication,
5012 update_single_exit_for_duplicated_loop,
5013 update_single_exit_for_duplicated_loops): Removed.
5014 (duplicate_loop_to_header_edge): Do not call
5015 update_single_exits_after_duplication and
5016 update_single_exit_for_duplicated_loops.
5017 (loop_version): Do not update single_exit information.
5018 (fix_loop_structure): Use record_loop_exits instead of
5019 mark_single_exit_loops.
5020 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5021 the lists of loop exits.
5022 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5023 split_edge, merge_blocks): Update the lists of loop exits.
5024 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5025 loop_optimizer_init.
5026 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5027 of mark_single_exit_loops.
5028 (loop_optimizer_finalize): Call release_recorded_exits.
5029 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5030 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5031 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5032 update single exit information.
5033 * lambda-code.c (perfect_nestify): Ditto.
5034 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5035 (mark_single_exit_loops): Removed.
5036 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5037 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5038 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5040 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5041 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5042 (verify_loop_structure): Verify consistency of the exit lists.
5043 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5044 (set_single_exit): Removed.
5045 * cfgloop.h (struct loop_exit): New function.
5046 (struct loop): single_exit_ field replaced by exits field.
5047 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5048 (struct loops): Added exits hash.
5049 (mark_single_exit_loops, set_single_exit): Declaration removed.
5050 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5052 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5054 * doc/invoke.texi: Avoid use of @headitem.
5056 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5058 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5060 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5062 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5065 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5066 Richard Sandiford <richard@codesourcery.com>
5068 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5069 * config/m68k/m68k.opt: Resort options.
5070 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5072 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5073 Richard Sandiford <richard@codesourcery.com>
5075 * doc/invoke.texi: Document the macros that are defined by
5076 m68k's -mtune and -mhard-float options.
5077 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5078 (m68k_cpp_cpu_family): Likewise.
5079 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5080 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5081 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5082 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5083 (m68k_cpp_cpu_family): Likewise.
5085 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5087 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5088 macros besides mc68000 as tuning macros. Use a switch statement
5089 to set them and mcpu32.
5091 2007-01-12 Julian Brown <julian@codesourcery.com>
5093 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5094 (TARGET_68040_ONLY): Rename to...
5095 (TARGET_68040): ...this.
5096 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5097 * config/m68k/m68k.md: Likewise.
5099 2007-01-12 Julian Brown <julian@codesourcery.com>
5100 Nathan Sidwell <nathan@codesourcery.com>
5101 Richard Sandiford <richard@codesourcery.com>
5103 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5104 the -mcpu= argument associated with the --with-cpu setting.
5105 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5106 if different from the one implied by the -mcpu setting.
5107 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5108 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5109 * doc/invoke.texi: Mention ColdFire in the introduction to the
5110 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5111 -mno-div and -mhard-float options. Make -m68881 a synonym for
5112 -mhard-float. Document the previously-undocumented -m5206e,
5113 -m528x, -m5307 and -m5407 options. Tweak the existing option
5114 documentation for consistency.
5115 * doc/install.texi: Mention new --with-cpu arguments.
5116 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5117 default CPU if neither -mcpu nor -march are specified.
5118 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5119 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5120 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5121 using m68k_tune to decide between families that implement the
5122 same ISA. Use m68k_tune to set __mcfv4e__.
5123 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5124 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5125 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5126 (FL_ISA_C, FL_ISA_MMU): New macros.
5127 (MASK_COLDFIRE): Delete.
5128 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5129 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5130 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5131 (TARGET_HARD_FLOAT): Do not define here.
5132 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5133 (TUNE_68000): New macro.
5134 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5135 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5136 (TUNE_CFV2): Redefine in terms of m68k_tune.
5137 (uarch_type, target_device, fpu_type): New enums.
5138 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5139 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5140 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5141 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5142 (FL_FOR_isa_c): New macros.
5143 (m68k_isa): New enum.
5144 (m68k_target_selection): New structure.
5145 (all_devices, all_isas, all_microarchs): New tables.
5146 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5147 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5148 (MASK_ALL_CPU_BITS): Delete.
5149 (m68k_find_selection): New function.
5150 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5151 Map the legacy target options to a combination of the new ones.
5152 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5153 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5154 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5156 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5157 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5159 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5160 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5161 * config/m68k/m68k-devices.def: New file.
5163 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5164 Nathan Sidwell <nathan@codesourcery.com>
5166 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5167 (SUBTARGET_EXTRA_SPECS): New macros.
5168 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5169 use %(asm_cpu_spec) instead.
5170 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5171 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5172 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5173 (EXTRA_SPECS): Rename to...
5174 (SUBTARGET_EXTRA_SPECS): ...this.
5176 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5177 Richard Sandiford <richard@codesourcery.com>
5178 Julian Brown <julian@codesourcery.com>
5180 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5181 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5182 to the configuration's default CPU.
5183 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5184 Remove default masks.
5185 (m680[012]0-*-*): Set the default with_cpu to the first part of
5187 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5188 (m68k*-*-linux): Extend the --with-cpu handling to...
5189 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5190 and m68010. Don't set target_cpu_default2.
5191 * doc/install.texi: Document --with-cpu for m68k.
5192 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5193 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5194 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5195 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5196 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5197 (ASM_SPEC): Remove use of %(asm_cpu_default).
5198 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5199 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5200 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5201 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5202 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5203 (TARGET_DEFAULT): Delete.
5204 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5205 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5206 (CPP_CPU_SPEC): Delete.
5207 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5208 the appropriate string.
5209 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5210 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5211 (ASM_SPEC): Don't use %(asm_default_spec).
5212 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5213 TARGET_DEFAULT and add MASK_68881.
5214 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5216 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5218 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5219 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5220 MASK_68010 alongside MASK_68020.
5221 * doc/invoke.texi: Document -m68010.
5222 * config/m68k/m68k.opt (m68010): New.
5223 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5225 (TUNE_68010): New macro.
5226 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5227 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5228 (M68K_CPU_m68332): Add MASK_68010.
5229 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5230 fallback definition.
5231 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5233 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5234 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5235 to all entries that use MASK_68020.
5236 (output_move_simode_const, output_move_himode, output_move_qimode)
5237 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5238 instead of TARGET_68020 to select clr behavior. Remove comment
5239 about there being no TARGET_68010.
5240 * config/m68k/m68k.md: Likewise throughout.
5242 2007-01-12 Julian Brown <julian@codesourcery.com>
5244 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5245 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5246 * config/m68k/m68k.md: Likewise.
5248 2007-01-12 Julian Brown <julian@codesourcery.com>
5250 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5251 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5253 2007-01-12 Julian Brown <julian@codesourcery.com>
5255 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5256 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5257 * config/m68k/m68k.md: Likewise.
5259 2007-01-12 Julian Brown <julian@codesourcery.com>
5260 Richard Sandiford <richard@codesourcery.com>
5262 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5263 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5264 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5266 (TARGET_CPU32): Rename to...
5267 (TUNE_CPU32): ...this.
5268 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5269 (TUNE_CFV2): New macros.
5270 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5271 remove conditions that are implied by TARGET_68020.
5272 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5273 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5274 (m68k_output_function_epilogue): Likewise.
5275 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5276 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5277 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5278 non-68000 timings. Refactor multiplication and division costs.
5279 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5280 TUNE_CPU32 instead of TARGET_CPU32.
5281 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5282 and TUNE_68060 instead of TARGET_68060.
5283 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5284 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5286 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5287 && !TARGET_COLDFIRE" to choose between moveq and clr.
5288 Likewise in the unnamed movsf pattern.
5289 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5290 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5293 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5295 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5296 of tabbing before backslashes.
5298 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5300 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5301 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5302 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5304 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5306 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5307 find_interesting_uses_cond.
5308 (find_interesting_uses_cond): Use extract_cond_operands.
5309 (rewrite_use_compare): Use extract_cond_operands and
5310 force_gimple_operand_bsi. Do not call update_stmt.
5311 (determine_use_iv_cost_condition): Use extract_cond_operands.
5312 Return cheaper of using original bound and changing the exit bound.
5314 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5316 PR tree-optimization/29516
5317 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5318 most_expensive_mult_to_index, addr_to_parts,
5319 create_mem_ref, maybe_fold_tmr): Make the type of
5320 fields of TARGET_MEM_REF sizetype.
5321 (move_fixed_address_to_symbol, move_pointer_to_base):
5323 * tree.def (TARGET_MEM_REF): Add comment on types of
5326 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5328 * c-common.c (vector_types_convertible_p): Treat opaque types as
5329 always convertible if they have the same size, but not otherwise.
5331 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5333 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5334 Remove the b_unconditional field.
5335 (noce_try_sign_mask): Do not look at b_unconditional.
5336 (noce_process_if_block): Do not use merge_if_blocks. Update
5337 the CFG here. Do not set b_unconditional.
5338 (cond_move_process_if_block): Likewise.
5339 (find_cond_trap): Likewise.
5340 (check_cond_move_block): Require simple jump insns at the end
5343 2007-01-11 Jan Hubicka <jh@suse.cz>
5345 PR tree-optimization/1046
5346 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5347 when alias info is not ready.
5348 (pass_tail_recursion): Do not require aliasing.
5349 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5350 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5351 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5352 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5353 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5354 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5355 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5357 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5358 When aliasing is not build, mark statement as volatile.
5360 2007-01-11 Tom Tromey <tromey@redhat.com>
5362 PR preprocessor/15185, PR preprocessor/20989:
5363 * doc/cppopts.texi <-MT>: Update description of algorithm for
5364 computing default target.
5365 <-M, -MD>: Reword "basename" text.
5367 2007-01-11 Roger Sayle <roger@eyesopen.com>
5369 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5370 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5371 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5372 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5373 fold_builtin_bswap, real_constp, fold_builtin_pow,
5374 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5375 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5376 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5377 * convert.c (convert_to_pointer): Likewise.
5378 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5379 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5380 const_binop, fold_convert_const_int_from_int,
5381 fold_convert_const_int_from_real,
5382 fold_convert_const_real_from_real, sign_bit_p,
5383 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5384 fold_sign_changed_comparison, fold_unary, fold_comparison,
5385 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5386 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5387 * print-tree.c (print_node_brief, print_node): Likewise.
5388 * stor-layout.c (place_field, layout_type): Likewise.
5389 * tree-chrec.c (keep_cast): Likewise.
5390 * tree.c (build_vector, build_real, build_real_from_int_cst,
5391 build_complex): Likewise.
5393 2007-01-11 Roger Sayle <roger@eyesopen.com>
5395 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5396 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5398 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5400 * configure.ac (strict1_warn): Rename to strict_warn.
5401 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5402 cc_set_by_configure, quoted_cc_set_by_configure,
5403 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5404 all_boot_languages, all_stagestuff): Remove.
5405 (target_list): Remove bootstrap targets.
5406 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5407 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5408 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5409 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5410 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5411 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5412 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5413 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5414 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5415 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5416 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5417 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5418 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5419 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5420 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5421 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5422 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5423 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5424 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5425 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5426 (mostlyclean): Adjust.
5427 (clean, distclean): Don't mention bootstrap stuff.
5428 * configure: Regenerate.
5429 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5430 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5431 treelang/config-lang.in (stagestuff): Remove.
5432 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5433 stageprofile, stagefeedback, stagestuff): Remove mention.
5435 2007-01-11 Nick Clifton <nickc@redhat.com>
5437 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5439 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5440 (mcore_arith_K_S_operand): Run the test for the S constraint not
5441 the test for the M constraint.
5442 (mcore_addsub_operand): Do not accept integer values that are
5443 larger than 32 bits.
5444 * config/mcore/mcore.md: Remove unused constraints from split.
5445 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5447 (allocate_stack): Likewise.
5448 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5449 operands to 32 bits.
5450 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5452 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5453 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5454 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5455 mcore_output_bclri, mcore_output_andn, output_inline_const,
5456 mcore_output_move, mcore_output_movedouble): Likewise.
5457 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5458 (output_inline_const): Likewise.
5459 (output_inline_const): Fix format strings used in sprintf
5461 * config/mcore/mcore-protos.h: Update prototypes for changed
5462 functions in mcore.c.
5463 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5464 HOST_WIDE_INT and not int.
5465 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5466 CONST_OK_FOR_N): Likewise.
5467 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5468 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5471 2007-01-10 Jan Hubicka <jh@suse.cz>
5473 * tree-vrp.c (remove_range_assertions): Release defs.
5474 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5475 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5477 2007-01-10 Paul Brook <paul@codesourcery.com>
5479 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5480 * config/arm/arm.md (mulsi3subsi): New insn.
5482 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5484 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5485 (tree_transform_and_unroll_loop): New.
5486 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5489 2007-01-10 Robert Kennedy <jimbob@google.com>
5491 * fold-const.c (fold_comparison): Fold comparisons like (x *
5492 1000 < 0) to (x < 0).
5494 2007-01-10 Ian Lance Taylor <iant@google.com>
5496 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5497 operands have the same priority.
5499 2007-01-10 Tom Tromey <tromey@redhat.com>
5501 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5502 (fold_binary): Likewise.
5503 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5504 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5505 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5506 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5507 * langhooks.h (struct lang_hooks): Removed field
5508 'can_use_bit_fields_p'.
5510 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5512 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5514 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5516 * function.c (get_last_funcdef_no): New function.
5517 * function.h (get_last_funcdef_no): Declare.
5518 * tree-inline.c (initialize_cfun): Add initialization.
5519 (tree_function_versioning): Cleanup.
5521 2007-01-10 Jan Hubicka <jh@suse.cz>
5523 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5526 2007-01-10 Sa Liu <saliu@de.ibm.com>
5527 Ben Elliston <bje@au.ibm.com>
5529 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5530 for SAVE_NONLOCAL and Pmode for any other save level.
5531 * spu-protos.h (spu_restore_stack_block): Declare.
5532 * spu.md (save_stack_block): Remove.
5533 (restore_stack_block): Call spu_restore_stack_block.
5534 * spu.c (spu_restore_stack_block): New function.
5535 (spu_expand_epilogue): Remove old comment.
5537 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5539 PR tree-optimization/30322
5540 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5541 (cand_value_at): Return the value as aff_tree.
5542 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5543 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5544 aff_combination_mult): New functions.
5545 (aff_combination_add): Use aff_combination_add_cst.
5546 (aff_combination_convert): Allow conversions to a wider type.
5547 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5548 * tree-affine.h (aff_combination_mult): Declare.
5550 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5552 * doc/tm.texi: Update documentation to reflect reality of exec
5553 and start file search behaviours. Update copyright year.
5554 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5555 header file directories.
5557 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5559 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5560 (*cosxf2): Rename to cosxf2_i387.
5561 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5562 using X87MODEF12 mode macro. Rename patterns to
5563 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5565 (*cosdf2, *cossf2): Ditto.
5566 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5567 to match extended input operands.
5568 (sincos<mode>3): New expander.
5569 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5570 insn patterns and corresponding splitters.
5572 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5574 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5575 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5577 2007-01-09 Nicolas Pitre <nico@cam.org>
5580 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5582 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5584 * target.h (struct gcc_target): New field library_rtti_comdat.
5585 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5586 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5587 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5588 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5590 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5592 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5594 2007-01-08 Richard Guenther <rguenther@suse.de>
5596 * tree.h (force_fit_type_double): Export.
5597 (force_fit_type): Remove.
5598 * fold-const.c (force_fit_type_double): New function.
5599 (force_fit_type): Remove.
5600 (int_const_binop): Use it.
5601 (fold_convert_const_int_from_int): Likewise.
5602 (fold_convert_const_int_from_real): Likewise.
5603 (fold_div_compare): Likewise.
5604 (fold_sign_changed_comparison): Likewise.
5605 (fold_unary): Likewise.
5606 (fold_negate_const): Likewise.
5607 (fold_abs_const): Likewise.
5608 (fold_not_const): Likewise.
5609 * c-common.c (shorten_compare): Use force_fit_type_double.
5610 * convert.c (convert_to_pointer): Likewise.
5612 2007-01-08 Richard Guenther <rguenther@suse.de>
5614 * tree.h (build_int_cst_wide_type): Export.
5615 * tree.c (build_int_cst_wide_type): New function.
5616 (build_int_cst_wide): Fix comment.
5617 * builtins.c (fold_builtin_object_size): Use build_int_cst
5618 to build -1 or 0 of the correct type. Use fit_double_type
5619 to check for overflow.
5620 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5622 (decode_field_reference): Likewise.
5623 (all_ones_mask_p): Likewise.
5624 (native_interpret_int): Use build_int_cst_wide_type.
5625 (fold_binary): Use build_int_cst_type to build an all-ones
5627 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5629 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5631 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5633 2007-01-09 Ben Elliston <bje@au.ibm.com>
5635 * genautomata.c (STATS_OPTION): New option.
5636 (stats_flag): New flag.
5637 (gen_automata_option): Handle it.
5638 (initiate_automaton_gen): Ditto.
5639 (write_automata): Output statistics only if stats_flag is
5640 set. Likewise, output time statistics only if time_flag is set.
5641 * doc/md.texi (Processor pipeline description): Document new flag.
5643 2007-01-08 Richard Guenther <rguenther@suse.de>
5645 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5646 * tree.c (build_int_cst_type): Likewise.
5647 (size_in_bytes): Don't call force_fit_type on the result.
5648 (int_fits_type_p): Use fit_double_type.
5649 * fold-const.c (fit_double_type): New function.
5650 (force_fit_type): Use it.
5651 * tree.h (fit_double_type): Export.
5653 2007-01-08 Jan Hubicka <jh@suse.cz>
5655 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5656 * ipa.c (function_and_variable_visibility): Fix return type.
5658 2007-01-08 Richard Guenther <rguenther@suse.de>
5660 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5661 of offset to build the index.
5662 * tree-pretty-print.c (dump_generic_node): Don't build negated
5663 const just for printing.
5664 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5665 * builtins.c (fold_builtin_int_roundingfn): Check if result
5666 fits the type by using force_fit_type and comparing the result.
5667 * predict.c (predict_loops): Use compare_tree_int for comparison.
5668 * tree.c (build_int_cst): Fall back to integer_type_node for
5670 (build_int_cst_wide): Assert type is non-null.
5672 2007-01-08 Roberto Costa <roberto.costa@st.com>
5674 * tree-vrp.c (extract_range_from_cond_expr): New.
5675 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5676 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5678 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5679 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5680 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5681 used as expressions.
5682 * tree-object-size.c (cond_expr_object_size): New.
5683 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5685 2007-01-08 Jan Hubicka <jh@suse.cz>
5687 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5688 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5691 2007-01-08 Richard Guenther <rguenther@suse.de>
5693 PR tree-optimization/23603
5694 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5695 (extract_range_from_binary): Fall back to truthvalue instead of
5696 varying for TRUTH_*_EXPR.
5697 (extract_range_from_comparison): Fall back to truthvalue instead of
5699 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5700 if all visited PHI values were constant.
5702 2007-01-08 Jan Hubicka <jh@suse.cz>
5704 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5705 (cgraph_analyze_function): break out from ...
5706 (cgraph_finalize_compilation_unit): ... here.
5707 (cgraph_expand_function): Remove forgoten commented out line.
5708 (cgraph_optimize): Analyze functions.
5710 2007-01-08 Jan Hubicka <jh@suse.cz>
5712 * tree-pas.h (TODO_remove_function): New flag.
5713 (TODO_update*): Renumber.
5714 (pass_ipa_increase_alignment,
5715 pass_ipa_function_and_variable_visibility): New passes.
5716 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5717 (cgraph_function_and_variable_visibility): Move to ipa.c
5718 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5719 cgraph_increase_alignment.
5720 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5721 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5722 calling tree-inline.
5723 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5724 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5725 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5726 (gate_increase_alignment): New function.
5727 (pass_ipa_increase_alignment): New pass.
5728 * ipa.c: Inline tree-pass.h and timevar.h
5729 (function_and_variable_visibility): Move here from cgraphunit.c
5730 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5731 * passes.c (init_optimization_passes): Add the two new passes.
5732 (execute_todo): Handle cgraph_remove_functions.
5734 2007-01-08 Nick Clifton <nickc@redhat.com>
5736 * config/frv/predicates.md (reg_or_0_operand): Accept
5739 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5741 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5742 * config.gcc: Add bfin*-rtems*.
5744 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5746 * c.opt: Add -flax-vector-conversions.
5747 * c-typeck.c (convert_for_assignment): Pass flag to
5748 vector_types_convertible_p to allow emission of note.
5749 (digest_init): Likewise.
5750 * c-opts.c: Handle -flax-vector-conversions.
5751 * c-common.c (flag_lax_vector_conversions): New.
5752 (vector_types_convertible_p): Unless -flax-vector conversions
5753 has been passed, disallow conversions between vectors with
5754 differing numbers of subparts and/or element types. If such
5755 a conversion is disallowed, possibly emit a note on the first
5756 occasion only to inform the user of -flax-vector-conversions.
5757 The new last argument specifies this.
5758 * c-common.h (flag_lax_vector_conversions): New.
5759 (vector_types_convertible_p): Add extra argument.
5760 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5761 char_type_node for V*QI type vectors.
5762 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5763 Update to satisfy new typechecking rules.
5764 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5766 * doc/invoke.texi (C Dialect Options): Document
5767 -flax-vector-conversions.
5769 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5771 PR tree-optimization/29877
5772 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5773 a register variable on the RHS to not be replaceable.
5775 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5776 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5777 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5778 const_simm15, const_pow2, const_npow2): Added.
5779 * config/score/misc.md (insv, extv, extzv, movmemsi,
5780 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5781 * config/score/score.c (score_address_cost, score_select_cc_mode):
5783 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5784 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5785 Update score_print_operand.
5786 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5787 Adjust register allocate order and update some macro define.
5788 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5789 mdx_block_move_straight, mdx_block_move_loop_head,
5790 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5791 mdx_block_move): Added.
5792 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5793 mdp_limm): Updated and fix some bug and typo.
5794 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5795 (movsf, movdf, doloop_end): Added.
5797 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5799 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5800 config/arm/thumb2.md: Fix comment typos.
5801 * doc/extend.texi: Fix a typo.
5803 2007-01-07 Eric Christopher <echristo@apple.com>
5805 * configure.ac: Check for __stack_chk_fail for darwin.
5806 * configure: Regenerate.
5808 2007-01-07 Richard Guenther <rguenther@suse.de>
5810 * tree-vrp.c (extract_range_from_assert): CSE calls to
5811 compare_values where possible.
5812 (extract_range_from_unary_expr): Likewise.
5814 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5816 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5817 * config/avr/avr.c (call_insn_operand): Delete function.
5818 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5819 instead of register number. Use predicates.
5820 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5821 call_insn_operand): Add.
5823 2007-01-06 Jan Hubicka <jh@suse.cz>
5825 * tree-pass.h (pass_build_cgraph_edges): Declare.
5826 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5827 (visited_nodes): Remove.
5828 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5829 build_cgrpah_edges; make visited_nodes local.
5830 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5831 (record_references_in_initializer): Move to cgraphbuild.c
5832 (initialize_inline_failed, rebuild_cgraph_edges,
5833 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5834 (verify_cgraph_node): Make visited_nodes local.
5835 (cgraph_analyze_function): Do not call cgraph_create_edges and
5836 initialize_inline_failed.
5837 (cgraph_expand_function): Do not call cgraph_lower_function;
5838 assert that function is already lowered.
5839 * Makefile.in (cgraphbuild.o): New.
5840 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5841 at the end of lowering passes.
5843 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5845 * ifcvt.c (cond_move_convert_if_block): New function, code
5846 factored out from...
5847 (cond_move_process_if_block): ...here. Call the new function
5848 on the THEN and ELSE blocks.
5849 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5850 already takes care of this.
5852 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5855 * tree.h (TREE_OVERFLOW_P): New.
5856 * c-typeck.c (parser_build_unary_op): Warn only if result
5857 overflowed and operands did not.
5858 (parser_build_binary_op): Likewise.
5859 (convert_for_assignment): Remove redundant overflow_warning.
5860 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5862 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5864 * c-typeck.c (store_init_value): Split over two lines to follow
5865 the GNU coding style.
5867 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5869 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5870 __GXX_EXPERIMENTAL_CXX0X__.
5871 * doc/cpp.texi: Same.
5873 2007-01-05 Richard Guenther <rguenther@suse.de>
5876 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5877 with mismatched types. Instead explicitly build a
5878 conversion NOP_EXPR.
5880 2007-01-05 Ian Lance Taylor <iant@google.com>
5882 * c-common.c (decl_with_nonnull_addr_p): New function.
5883 (c_common_truthvalue_conversion): Call it.
5884 * c-typeck.c (build_binary_op): Likewise.
5885 * c-common.h (decl_with_nonnull_addr_p): Declare.
5887 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5890 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5893 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5895 * doc/install.texi (Final install): Document the fact that
5896 the GNAT runtime should not be stripped.
5898 2007-01-04 Jan Hubicka <jh@suse.cz>
5900 * tree-inline.c (fold_marked_statements): Update operand caches
5901 and EH after folding
5903 2007-01-04 Ian Lance Taylor <iant@google.com>
5905 * c-common.c (check_function_nonnull): Whitespace fix.
5907 2007-01-04 Jan Hubicka <jh@suse.cz>
5909 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5910 comitted older version of patch.
5911 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5912 function, celanup cfg and collect garbage.
5914 2007-01-04 Mike Stump <mrs@apple.com>
5916 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5919 2007-01-04 Eric Christopher <echristo@apple.com>
5921 * libgcc2.c (__bswapsi2): Use SItype.
5922 (__bswapdi2): Use DItype.
5923 * libgcc2.h: Update for above.
5925 2007-01-04 Paul Brook <paul@codesourcery.com>
5927 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5928 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5929 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5930 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5931 umulsi3_highpart): Make conditional on !arm_arch6.
5932 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5933 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5934 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5935 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5936 umulsi3_highpart_v6): New insns.
5938 2007-01-04 Roger Sayle <roger@eyesopen.com>
5940 * fold-const.c (fold_convert): When casting an expression to void,
5941 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5942 have a type. Instead of attempting to build a NOP_EXPR, return
5943 these "special" trees directly.
5945 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5947 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5948 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5949 rs6000_cost->fp not 0 as adjustment for outer NEG.
5951 2007-01-04 Jan Hubicka <jh@suse.cz>
5953 * cgraph.c (cgraph_release_function_body): New function.
5954 (cgraph_remove_node): Use it.
5955 * cgraph.h (cgraph_release_function_body): Declare.
5956 * cgraphunit.c (cgraph_expand_function): Use it.
5957 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5958 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5959 is initialized and while compilation of other function is running.
5960 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5961 statement CFG annotations from here to ...
5962 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5964 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5966 * cfgloop.h (enum li_flags): Make the constants powers of two.
5968 2007-01-04 Jan Hubicka <jh@suse.cz>
5970 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5972 (fold_marked_statements): New function.
5973 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5974 * tree-inline.h (copy_body_data): Add statements_to_fold.
5976 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5978 * config.gcc: Mention libgcc/config.host.
5979 * Makefile.in: Update comments mentioning libgcc.
5980 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5981 (all.cross, start.encap, rest.encap, rest.cross): Update
5982 dependencies for libgcc move.
5983 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5984 (clean-target, clean-target-libgcc): Delete.
5985 (srcdirify, GCC_EXTRA_PARTS): New macros.
5986 (libgcc-support, libgcc.mvars): New rules.
5987 (distclean): Remove mention of mklibgcc.
5988 (install): Don't reference INSTALL_LIBGCC.
5989 (install-common): Don't reference EXTRA_PARTS.
5990 (install-libgcc, install-multilib): Delete rules.
5991 * mklibgcc.in: Delete file.
5992 * doc/configfiles.texi: Don't mention mklibgcc.
5994 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5995 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5996 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5997 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5998 (mklibgcc, ldblspecs): Likewise.
6000 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6001 (posixpre.def): Use $(T).
6002 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6003 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6004 (SHLIB_LINK): Make dummy.
6005 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6007 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6009 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6010 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6011 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6012 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6014 * configure.ac (all_outputs): Remove mklibgcc.
6015 * configure: Regenerated.
6017 2007-01-03 Josh Conner <jconner@apple.com>
6020 * calls.c (compute_argument_addresses): Set stack and stack_slot
6021 for partial args, too.
6022 (store_one_arg): Use locate.size.constant for the size when
6023 generating a save_area.
6025 2007-01-03 Robert Kennedy <jimbob@google.com>
6027 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6028 whose definitions are deleted due to basic block merging.
6030 2007-01-03 Paul Brook <paul@codesourcery.com>
6033 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6035 (use_return_insn): Return 0 for Thumb interrupt functions.
6036 (print_multi_reg): Add rfe argument for IRQ returns.
6037 (arm_output_epilogue): Pop interrupt return address directly into PC.
6038 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6040 2007-01-03 Paul Brook <paul@codesourcery.com>
6042 Merge from sourcerygxx-4_1.
6043 * config/arm/thumb2.md: New file.
6044 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6046 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6047 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6048 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6049 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6051 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6052 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6054 * config/arm/ieee754-sf.S: Ditto.
6055 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6056 (thumb1_base_register_rtx_p): ... to this.
6057 (thumb_index_register_rtx_p): Rename...
6058 (thumb1_index_register_rtx_p): ... to this.
6059 (thumb_output_function_prologue): Rename...
6060 (thumb1_output_function_prologue): ... to this.
6061 (thumb_legitimate_address_p): Rename...
6062 (thumb1_legitimate_address_p): ... to this.
6063 (thumb_rtx_costs): Rename...
6064 (thumb1_rtx_costs): ... to this.
6065 (thumb_compute_save_reg_mask): Rename...
6066 (thumb1_compute_save_reg_mask): ... to this.
6067 (thumb_final_prescan_insn): Rename...
6068 (thumb1_final_prescan_insn): ... to this.
6069 (thumb_expand_epilogue): Rename...
6070 (thumb1_expand_epilogue): ... to this.
6071 (arm_unwind_emit_stm): Rename...
6072 (arm_unwind_emit_sequence): ... to this.
6073 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6074 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6075 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6076 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6077 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6078 thumb2_output_casesi): New functions.
6079 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6080 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6081 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6082 THUMB2_WORK_REGS): Define.
6083 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6084 arm_condexec_mask, arm_condexec_masklen)): New variables.
6085 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6086 (arm_override_options): Check new CPU capabilities.
6087 Set new architecture flag variables.
6088 (arm_isr_value): Handle v7m interrupt functions.
6089 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6091 (const_ok_for_arm): Handle Thumb-2 constants.
6092 (arm_gen_constant): Ditto. Use movw when available.
6093 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6095 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6096 (thumb_find_work_register, arm_load_pic_register,
6097 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6098 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6099 print_multi_reg, output_mov_long_double_fpa_from_arm,
6100 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6101 output_mov_double_fpa_from_arm, output_move_double,
6102 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6103 output_return_instruction, arm_output_function_prologue,
6104 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6105 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6106 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6107 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6108 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6109 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6111 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6112 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6113 (arm_file_start): Output directive for unified syntax.
6114 (arm_unwind_emit_set): Handle stack alignment instruction.
6115 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6116 Add v6t2, v7, v7a, v7r and v7m.
6117 (RETLDM): Add Thumb-2 code.
6118 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6119 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6120 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6121 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6122 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6123 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6124 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6125 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6126 ADJUST_INSN_LENGTH): Define.
6127 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6128 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6129 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6130 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6131 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6132 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6133 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6134 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6135 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6136 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6137 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6138 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6139 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6140 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6141 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6142 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6143 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6145 * config/arm/arm-tune.md: Regenerate.
6146 * config/arm/arm-protos.h: Update prototypes.
6147 * config/arm/vfp.md: Enable patterns for Thumb-2.
6148 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6149 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6150 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6151 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6152 * config/arm/libunwind.S: Add Thumb-2 code.
6153 * config/arm/constraints.md: Update include Thumb-2.
6154 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6155 * config/arm/ieee754-df.S: Ditto.
6156 * config/arm/bpabi.S: Ditto.
6157 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6158 * config/arm/predicates.md (low_register_operand,
6159 low_reg_or_int_operand, thumb_16bit_operator): New.
6160 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6161 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6162 * config/arm/t-arm-elf: Add armv7 multilib.
6163 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6165 (UNSPEC_STACK_ALIGN, ce_count): New.
6166 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6167 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6169 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6170 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6171 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6172 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6173 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6174 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6176 * doc/extend.texi: Document ARMv7-M interrupt functions.
6177 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6179 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6181 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6182 (struct _Unwind_Context): Rename args_size to flags, remove
6183 signal_frame field, add a new args_size field and version field.
6184 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6185 _Unwind_IsExtendedContext): New inline functions.
6186 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6187 Assume by_value array is only present if _Unwind_IsExtendedContext.
6188 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6189 _Unwind_IsSignalFrame.
6190 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6191 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6192 (uw_init_context_1): Initialize context->flags to
6193 EXTENDED_CONTEXT_BIT.
6194 * config/rs6000/linux-unwind.h (frob_update_context): Use
6195 _Unwind_SetSignalFrame.
6197 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6200 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6201 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6204 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6206 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6207 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6208 RET, AT_SP): Remove.
6209 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6212 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6213 * cfgbuild.c (find_basic_blocks): Likewise.
6214 * cfgrtl.c (rtl_create_basic_block): Likewise.
6215 * function.c (temp_slots_at_level): Likewise.
6216 * reg-stack.c (stack_regs_mentioned): Likewise.
6217 * regclass.c (allocate_reg_info): Likewise.
6218 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6219 set_bb_for_stmt, move_block_to_fn): Likewise.
6220 * tree-complex.c (tree_lower_complex): Likewise.
6221 * vec.h (VEC_safe_grow_cleared): New.
6223 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6225 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6227 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6228 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6230 * cfgloopmanip.c (scale_loop_frequencies): Export.
6231 (loopify): Scale the frequencies by prescribed coefficients.
6232 (set_zero_probability): New function.
6233 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6234 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6235 and frequencies according to arguments.
6236 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6238 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6239 * modulo-sched.c (sms_schedule): Set probabilities for entering
6240 versioned loop correctly.
6241 * tree-vect-transform.c (vect_transform_loop): Ditto.
6242 * cfgloop.h (loopify, loop_version): Declaration changed.
6243 (scale_loop_frequencies): Declared.
6245 2007-01-02 Jan Hubicka <jh@suse.cz>
6247 * cgraph.c: Include tree-flow.h
6248 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6250 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6251 * tree-pass.h (pass_all_early_optimizations): Declare.
6252 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6254 (cgraph_analyze_function): Do early_local_passes.
6255 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6256 Do not add referenced vars.
6257 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6259 (gate_all_early_local_passes): New gate.
6260 (pass_early_local_passes): Use new gate.
6261 (execute_early_local_optimizations): New functions.
6262 (gate_all_early_optimizations): New gate.
6263 (pass_all_early_optimizations): New pass.
6264 (execute_free_datastructures): Free SSA only when initialized.
6265 (gate_init_datastructures): Init only when optimizing.
6266 (tree_lowering_passes): Do early local passes when called late.
6267 * tree-profile.c (do_tree_profiling): Don't profile functions added
6269 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6270 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6272 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6273 during early_local_passes.
6274 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6277 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6279 * Makefile.in: Update copyright year.
6281 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6283 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6284 in $(lang_checks) and check-consistency targets.
6286 2007-01-02 Jan Hubicka <jh@suse.cz>
6288 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6289 Do not add referenced vars.
6290 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6292 * passes.c (init_optimization_passes): Put mudflap_2 after
6293 free_datastructures.
6295 2007-01-02 Jan Hubicka <jh@suse.cz>
6297 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6298 Set NOTHROW flag on call statements proved to be nothrow.
6299 Update statement of local calls so new pure/const functions are
6300 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6302 (tree_rest_of_compilation): Register hooks and initialize bitmap
6303 early. Do not set after_inlining flag.
6305 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6307 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6308 HOST_BITS_PER_LONGLONG
6310 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6313 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6314 warning for non-static initializers.
6316 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6318 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6319 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6320 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6321 Always use set_unique_reg_note to add REG_EQUAL notes.
6323 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6326 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6328 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6329 * cfgbuild.c (find_basic_blocks): Likewise.
6330 * cfgrtl.c (rtl_create_basic_block): Likewise.
6331 * function.c (temp_slots_at_level): Likewise.
6332 * reg-stack.c (stack_regs_mentioned): Likewise.
6333 * regclass.c (allocate_reg_info): Likewise.
6334 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6335 set_bb_for_stmt, move_block_to_fn): Likewise.
6336 * tree-complex.c (tree_lower_complex): Likewise.
6337 * vec.h (VEC_safe_grow_cleared): New.
6339 2007-01-02 Ian Lance Taylor <iant@google.com>
6341 * c-common.c (c_common_truthvalue_conversion): When warning about
6342 using an assignment as a truth value, set TREE_NO_WARNING.
6344 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6347 * c.opt (Wold-style-declaration): New.
6348 * doc/invoke.texi (C-only Warning Options): New.
6349 (Wold-style-declaration): Document it.
6350 (Wextra): Enabled by -Wextra.
6351 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6352 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6353 -Wold-style-declaration.
6355 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6357 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6358 * cfgbuild.c (find_basic_blocks): Likewise.
6359 * cfgrtl.c (rtl_create_basic_block): Likewise.
6360 * function.c (temp_slots_at_level): Likewise.
6361 * reg-stack.c (stack_regs_mentioned): Likewise.
6362 * regclass.c (allocate_reg_info): Likewise.
6363 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6364 set_bb_for_stmt, move_block_to_fn): Likewise.
6365 * tree-complex.c (tree_lower_complex): Likewise.
6366 * vec.h (VEC_safe_grow_cleared): New.
6368 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6370 * c-common.c (c_common_nodes_and_builtins): Since variants of
6371 void_type_node get built before it is given a name, we need to
6372 give those variants the name, too.
6373 (complete_array_type): We need to work with the canonical main
6374 type of the array, from which we will build the qualified version.
6375 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6376 * print-tree.c (print_node): Display canonical type information
6378 * stor-layout.c (layout_type): When we don't know the
6379 alignment of a type for which we're building an array, we end up
6380 guessing wrong, so make the type require structural equality.
6381 * tree.c (make_node_stat): When we build a new type, it is its
6383 (build_type_attribute_qual_variant): When building an attribute
6384 variant, its canonical type is the non-attribute variant. However,
6385 if the attributes are target-dependent and they differ, we need to
6386 use structural equality checks for this type.
6387 (build_qualified_type): A qualified type is not equivalent to its
6388 unqualified variant; set the canonical type appropriately.
6389 (build_distinct_type_copy): When building a distinct type from
6390 another type, the new type is its own canonical type.
6391 (build_variant_type_copy): When building a new type variant, we
6392 assume that it is equivalent to the original type.
6393 (build_pointer_type_for_mode): When building a pointer type, also
6394 build a canonical type pointer.
6395 (build_reference_type_for_mode): When building a reference type,
6396 also build a canonical type reference.
6397 (build_index_type): When we can't hash an index type (e.g.,
6398 because its maximum value is negative), the index type requires
6399 structural equality tests.
6400 (build_array_type): Build the canonical form of an array type.
6401 (build_function_type): Function types require structural equality,
6402 because they contain default arguments, attributes, etc.
6403 (build_method_type_directly): Ditto for method types.
6404 (build_offset_type): Build the canonical offset type.
6405 (build_complex_type): Build the canonical vector type.
6406 (make_vector_type): Build the canonical vector type.
6407 * tree.h (TYPE_CANONICAL): New.
6408 (TYPE_STRUCTURAL_EQUALITY_P): New.
6409 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6410 (struct tree_type): Added "canonical" field.
6411 * params.h (VERIFY_CANONICAL_TYPES): New.
6412 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6413 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6414 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6415 * doc/invoke.texi (verify-canonical-types): Document --param
6416 parameter for verifying canonical types.
6418 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6420 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6421 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6422 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6423 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6425 * config/rs6000/e500.h: New.
6426 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6427 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6429 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6430 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6431 TARGET_E500_DOUBLE): Remove.
6432 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6433 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6434 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6435 * config/rs6000/rs6000.c (rs6000_override_options): Use
6438 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6440 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6441 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6442 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6443 rs6000_emit_cmove): Don't check TARGET_E500.
6444 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6445 sordered): Don't check TARGET_E500.
6447 2007-01-01 Eric Christopher <echristo@apple.com>
6449 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6450 HARD_REGISTER_NUM_P.
6452 2007-01-01 Roger Sayle <roger@eyesopen.com>
6454 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6455 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6456 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6459 2007-01-01 Mike Stump <mrs@apple.com>
6461 * configure.ac: Remove support for building with Apple's gcc-3.1.
6463 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6466 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6467 REG is a hard register. Do not modify REG before calling
6469 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6470 multiple of the size of YMODE for certain lowpart cases.
6472 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6475 * gimplify (voidify_wrapper_expr): Update for
6478 2007-01-01 Andreas Schwab <schwab@suse.de>
6481 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6482 save of BR0 in extra_spill_size instead of spill_size.
6483 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6485 (ia64_expand_epilogue): Restore BR0 from its new location.
6487 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6489 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6490 Use a temporary variable if the left hand side is not a gimple
6493 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6495 * gimplify.c (gimplify_return_expr): Make the temporary variable
6496 for the return expression, a gimple register variable.
6498 2007-01-01 Jan Hubicka <jh@suse.cz>
6500 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6503 2007-01-01 Mike Stump <mrs@apple.com>
6505 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6507 * config/darwin.c (machopic_select_rtx_section): Use
6509 (darwin_mergeable_constant_section): Likewise.
6510 * configure: Regenerate.
6511 * config.in: Regenerate.
6513 2007-01-01 Jan Hubicka <jh@suse.cz>
6514 Andrew Pinski <pinskia@gmail.com>
6516 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6517 before starting IPA passes.