1 2007-02-20 Janis Johnson <janis187@us.ibm.com>
3 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
4 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
6 (HAVE_GAS_DFP): Check for assembler support of decimal floating
8 * configure: Regenerate.
9 * config.in: Regenerate.
10 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
11 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
12 masks to power6 and power6x and to POWERPC_MASKS.
13 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
15 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
16 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
17 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18 Access PROTOTYPE as variable, not mask.
20 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
22 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
23 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
24 * combine.c (adjust_for_new_dest): Use it.
25 * postreload.c (reload_combine): Likewise.
27 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
29 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
30 notes on an insn with multiple sets, even if single_set returns
31 non-NULL for that insn.
33 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
35 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
38 2007-02-20 Geoffrey Keating <geoffk@apple.com>
40 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
41 if user didn't pass it.
42 * config/i386/darwin.h (CC1_SPEC): Likewise.
43 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
44 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
47 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
48 Uros Bizjak <ubizjak@gmail.com>
50 * optabs.h (enum optab_index): Add new OTI_scalb.
51 (scalb_optab): Define corresponding macro.
52 * optabs.c (init_optabs): Initialize scalb_optab.
53 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
55 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
56 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
57 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
58 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
59 flag_unsafe_math_optimizations is set.
61 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
62 to implement scalbf, scalb and scalbl built-ins as inline x87
65 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
66 DJ Delorie <dj@redhat.com>
69 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
70 (diagnostic_report_diagnostic): ... here, and turn them into real
71 errors. If warnings are inhibited, no need to do anything.
73 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
75 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
76 better code generation.
78 2007-02-20 Ben Elliston <bje@au.ibm.com>
80 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
82 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
84 * config/alpha/alpha.c, config/alpha/alpha.md,
85 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
86 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
87 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
88 config/arm/lib1funcs.asm: Follow spelling conventions.
90 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
91 config/fr30/fr30.md, config/i386/i386.h,
92 config/iq2000/iq2000.h, config/iq2000/predicates.md,
93 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
94 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
95 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
96 config/rs6000/altivec.md, config/rs6000/rs6000.c,
97 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
98 config/sparc/sparc.c, config/sparc/sparc.h,
99 config/sparc/sparc.md, config/spu/constraints.md,
100 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
103 2007-02-20 Alan Modra <amodra@bigpond.net.au>
106 * varasm.c (use_blocks_for_decl_p): Return false for decls with
109 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
111 * doc/invoke.texi (-ftree-lrs): Remove.
113 2007-02-19 Diego Novillo <dnovillo@redhat.com>
115 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
118 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
120 * config/ia64/ia64.c (ia64_expand_builtin): Use the
121 new CALL_EXPR_FN macro for retrieving the function
122 declaration of the input expression.
124 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
126 * c.opt (Waddress): New.
127 * common.opt (Walways-true): Delete.
128 (Wstring-literal-comparison): Delete.
129 * doc/invoke.texi (Warning Options): Delete -Walways-true and
130 -Wstring-literal-comparison. Add -Waddress.
132 (Walways-true): Delete.
133 (Wstring-literal-comparison): Delete.
134 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
135 consistently instead of -Walways-true in example.
136 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
137 * c-typeck.c (parser_build_binary_op): Replace
138 -Wstring-literal-comparison and -Walways-true with -Waddress.
139 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
142 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
144 * tree-cfg.c (dump_function_to_file): Be prepared for functions
145 without DECL_STRUCT_FUNCTION initialized.
147 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
149 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
150 due to calls to functions taking pointers as parameters.
152 2007-02-19 Richard Henderson <rth@redhat.com>
155 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
158 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
160 * config/s390/s390.c (s390_call_saved_register_used,
161 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
162 accessed to the new scheme.
164 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
166 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
167 (cris_print_index, cris_print_operand, cris_print_operand_address)
168 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
169 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
170 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
172 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
173 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
174 GO_IF_LEGITIMATE_ADDRESS): Ditto.
175 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
176 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
177 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
178 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
179 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
180 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
181 (uminsi3, call, call_value): Ditto.
182 (define_split: indir_to_reg_split, unnamed): Ditto.
184 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
186 PR tree-optimization/30975
187 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
190 2007-02-18 Eric Christopher <echristo@gmail.com>
192 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
193 Remove use of arglist.
194 (mips_expand_builtin): Remove use of arglist, pass in expr.
195 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
196 (mips_expand_builtin_movtf): Ditto.
197 (mips_expand_builtin_compare): Ditto.
199 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
201 * tree-sra.c (sra_build_assignment): Replace assertion
202 checking with a comment explaining why it can't be done.
204 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
207 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
208 during CALL_EXPR representation conversion.
209 * tree-ssa-propagate.c (set_rhs): Likewise.
211 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
213 * tree-sra.c (sra_build_assignment): Disable assertion checking
216 2007-02-18 Roger Sayle <roger@eyesopen.com>
218 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
219 instead of calling build2 with a GIMPLE_MODIFY_STMT.
220 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
222 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
223 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
224 gimplify_init_ctor_eval_range, gimple_push_cleanup,
225 gimplify_omp_for, gimplify_omp_atomic_pipeline,
226 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
227 force_gimple_operand): Likewise.
228 * ipa-cp.c (constant_val_insert): Likewise.
229 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
230 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
231 perfect_nestify): Likewise.
232 * langhooks.c (lhd_omp_assignment): Likewise.
233 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
234 lower_copyprivate_clauses, lower_send_clauses,
235 lower_send_shared_vars, expand_parallel_call,
236 expand_omp_for_generic, expand_omp_for_static_nochunk,
237 expand_omp_for_static_chunk, expand_omp_sections,
238 lower_omp_single_copy, lower_omp_for_lastprivate,
239 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
240 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
241 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
244 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
246 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
247 config/sh/sh.md: Follow spelling conventions.
249 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
250 config/frv/predicates.md: Follow spelling conventions.
252 * config/m68k/linux-unwind.h: Fix a comment typo.
253 * target.h: Follow spelling conventions.
255 2007-02-18 Roger Sayle <roger@eyesopen.com>
257 PR rtl-optimization/28173
258 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
259 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
260 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
261 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
262 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
264 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
266 * builtins.c (fold_builtin_load_exponent): New.
267 (fold_builtin_2): Use it.
269 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
271 PR rtl-optimization/30773
272 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
273 if we fail to attach a REG_EQUIV note.
275 2007-02-18 David Edelsohn <edelsohn@gnu.org>
276 Roger Sayle <roger@eyesopen.com>
278 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
280 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
282 * calls.c (initialize_argument_information): Pass original EXP
283 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
284 code to split complex arguments here, as part of initializing the
286 (expand_call): Remove code that builds a list of arguments and
287 inserts implicit arguments into it. Instead, just count how many
288 implicit arguments there will be so we can determine the size of
289 the ARGS array, and let initialize_argument_information do the work.
290 (split_complex_values): Delete unused function.
292 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
294 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
296 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
298 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
299 for arg pointer based indexed addressing.
301 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
303 * config/ia64/ia64.h, config/ia64/ia64.md,
304 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
305 spelling conventions.
307 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
309 * config/m68k/m68k.c (split_di): New.
310 * config/m68k/m68k-protos.h: Declare split_di.
311 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
312 Improve predicate handling and split constant shifts.
314 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
316 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
317 parameter for register bitfield operations, general predicates
320 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
322 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
323 * config/m68k/linux-unwind.h: New file.
325 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
327 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
328 config/i386/athlon.md, config/ia64/ia64.md,
329 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
330 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
331 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
332 tree-ssa-loop-niter.c, tree-vect-analyze.c,
333 tree-vect-transform.c: Fix comment typos.
335 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
337 * sched-deps.c (find_insn_list): Remove.
338 * sched-int.h: Remove the prototype for find_insn_list.
340 2007-02-16 Geoffrey Keating <geoffk@apple.com>
342 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
344 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
345 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
346 darwin_rs6000_override_options.
347 (C_COMMON_OVERRIDE_OPTIONS): Expect
348 darwin_macosx_version_min to be non-NULL always.
349 (TARGET_C99_FUNCTIONS): Likewise.
350 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
351 (DARWIN_MINVERSION_SPEC): New.
352 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
353 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
355 (DARWIN_MINVERSION_SPEC): New.
356 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
358 * config/darwin-c.c (darwin_cpp_builtins): Expect
359 darwin_macosx_version_min to be non-NULL always.
361 * config/rs6000/rs6000.c: Clean up trailing whitespace.
363 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
365 * config/i386/i386.h (x86_use_xchgb): New.
366 (TARGET_USE_XCHGB): New macro.
367 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
368 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
369 Split after reload into bswaphi for shifts of 8.
370 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
371 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
372 or when optimizing for size.
374 2007-02-16 Richard Guenther <rguenther@suse.de>
375 Christian Bruel <christian.bruel@st.com>
377 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
378 DECLs but prefer SSA_NAMEs over DECLs.
380 2007-02-16 Richard Guenther <rguenther@suse.de>
382 * tree-flow-inline.h (single_imm_use_p): Remove.
383 (zero_imm_uses_p): Likewise.
384 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
385 instead of single_imm_use_p.
386 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
389 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
392 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
393 nested double- and backquotes.
395 2007-02-15 Roger Sayle <roger@eyesopen.com>
398 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
399 should be unreachable.
400 (build2_stat): Allow construction of MODIFY_EXPR at any time.
401 For the time being redirect GIMPLE_MODIFY_STMT to the new
402 (renamed) build_gimple_modify_stmt_stat.
403 (build2_gimple_stat): Rename to...
404 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
405 Always build a GIMPLE_MODIFY_STMT node.
406 * tree.h (build2_gimple, build2_gimple_stat): Delete.
407 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
410 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
411 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
412 * tree-complex.c (set_component_ssa_name, expand_complex_move,
413 expand_complex_div_wide): Likewise.
414 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
415 * tree-ssa-loop-im.c (schedule_sm): Likewise.
416 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
417 * tree-ssa-loop-manip.c (create_iv): Likewise.
418 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
419 abs_replacement): Likewise.
420 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
421 realify_fake_stores): Likewise.
423 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
424 node rather than a GIMPLE_MODIFY_STMT node.
425 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
426 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
428 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
429 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
432 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
435 * fold-const.c (fold_comparison): Add back the
436 folding of constant complex comparisions.
438 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
441 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
442 effects unknown to this function, return early.
444 2007-02-15 Ian Lance Taylor <iant@google.com>
446 * lower-subreg.c (move_eh_region_note): New static function.
447 (resolve_simple_move): Call it.
448 (decompose_multiword_subregs): Track blocks for which we resolve a
449 simple move which is also a control flow insn. Pass them to
450 find_many_sub_basic_blocks.
451 (pass_lower_subreg): Add TODO_verify_flow.
452 (pass_lower_subreg2): Likewise.
454 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
455 Brooks Moses <brooks.moses@codesourcery.com>
456 Lee Millward <lee.millward@codesourcery.com>
458 * tree.h (enum tree_code_class): Add tcc_vl_exp.
459 (VL_EXP_CLASS_P): New.
460 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
462 (TREE_OPERAND_CHECK_CODE): Likewise.
463 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
464 (TREE_RTL_OPERAND_CHECK): Likewise.
465 (tree_operand_check_failed): Make second parameter the whole tree
466 instead of its code. Fixed callers.
468 (TREE_OPERAND_LENGTH): New.
469 (VL_EXP_OPERAND_LENGTH): New.
471 (CALL_EXPR_STATIC_CHAIN): New.
472 (CALL_EXPR_ARGS): New.
473 (CALL_EXPR_ARG): New.
474 (call_expr_nargs): New.
475 (CALL_EXPR_ARGP): New.
476 (build_nt_call_list): Declare.
477 (build_vl_exp_stat): Declare.
479 (build_call_list): Declare.
480 (build_call_nary): Declare.
481 (build_call_valist): Declare.
482 (build_call_array): Declare.
483 (call_expr_arg): Declare.
484 (call_expr_argp): Declare.
485 (call_expr_arglist): Declare.
486 (fold_build_call_list): Declare.
487 (fold_build_call_list_initializer): Declare.
488 (fold_call_expr): Declare to replace fold_builtin.
489 (fold_builtin_fputs): Update to agree with modified definition.
490 (fold_builtin_strcpy): Likewise.
491 (fold_builtin_strncpy): Likewise.
492 (fold_builtin_memory_chk): Likewise.
493 (fold_builtin_stxcpy_chk): Likewise.
494 (fold_builtin_strncpy_chk): Likewise.
495 (fold_builtin_next_arg): Likewise.
496 (fold_build_call_expr): Declare.
497 (fold_builtin_call_list): Declare.
498 (fold_builtin_call_valist): Declare.
499 (build_call_expr): Declare.
500 (validate_arglist): Update to agree with modified definition.
501 (tree_operand_length): New.
502 (call_expr_arg_iterator): New.
503 (init_call_expr_arg_iterator): New.
504 (next_call_expr_arg): New.
505 (first_call_expr_arg): New.
506 (more_call_expr_args_p): New.
507 (FOR_EACH_CALL_EXPR_ARG): New.
509 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
511 (tree_code_size): Update documentation. Use sizeof (tree) rather
512 than sizeof (char *).
513 (tree_size): Likewise. Add case for tcc_vl_exp.
514 (tree_node_structure): Add case for tcc_vl_exp.
515 (contains_placeholder_p): Likewise.
516 (substitute_in_expr): Likewise.
517 (substitute_placeholder_in_expr): Likewise.
518 (stabilize_reference_1): Likewise.
519 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
520 to diagnose breakage of this interface for constructing CALL_EXPRs.
521 (build_nt): Add similar assertion here.
522 (build_nt_call_list): New.
523 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
524 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
526 (get_callee_fndecl): Use new CALL_EXPR accessors.
527 (tree_operand_check_failed): Change parameters to pass entire node
528 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
529 (process_call_operands): New.
530 (build_vl_exp_stat): New.
531 (build_call_list): New.
532 (build_call_nary): New.
533 (build_call_valist): New.
534 (build_call_array): New.
535 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
536 (call_expr_arglist): New.
538 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
539 tcc_vl_exp instead of a fixed-size tcc_expression.
541 * doc/c-tree.texi (CALL_EXPR): Document new representation and
542 accessors for CALL_EXPRs.
543 (AGGR_INIT_EXPR): Likewise.
545 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
546 Brooks Moses <brooks.moses@codesourcery.com>
547 Lee Millward <lee.millward@codesourcery.com>
549 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
550 (expand_builtin_nonlocal_goto): Change parameter to be entire
551 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
552 (expand_builtin_prefetch): Likewise.
553 (expand_builtin_classify_type): Likewise.
554 (mathfn_built_in): Return NULL_TREE instead of 0.
555 (expand_errno_check): Use new CALL_EXPR accessors.
556 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
557 Return NULL_RTX instead of 0.
558 (expand_builtin_mathfn_2): Likewise.
559 (expand_builtin_mathfn_3): Likewise.
560 (expand_builtin_interclass_mathfn): Likewise.
561 (expand_builtin_sincos): Likewise.
562 (expand_builtin_cexpi): Likewise.
563 (expand_builtin_int_roundingfn): Likewise.
564 (expand_builtin_int_roundingfn_2): Likewise.
565 (expand_builtin_pow): Likewise.
566 (expand_builtin_powi): Likewise.
567 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
568 of arglist, fixing callers appropriately. Use new CALL_EXPR
569 accessors and constructors. Return NULL_RTX instead of 0.
570 (expand_builtin_strstr): Likewise.
571 (expand_builtin_strchr): Likewise.
572 (expand_builtin_strrchr): Likewise.
573 (expand_builtin_strpbrk): Likewise.
574 (expand_builtin_memcpy): Likewise.
575 (expand_builtin_mempcpy): Likewise.
576 (expand_builtin_mempcpy_args): New.
577 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
578 (expand_builtin_memmove_args): New.
579 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
580 (expand_movstr): Likewise.
581 (expand_builtin_strcpy): Likewise.
582 (expand_builtin_strcpy_args): New.
583 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
584 (expand_builtin_strncpy): Likewise.
585 (expand_builtin_memset): Likewise.
586 (expand_builtin_memset_args): New.
587 (expand_builtin_bzero): Similarly to expand_builtin_memset.
588 (expand_builtin_memcmp): Likewise.
589 (expand_builtin_strcmp): Likewise.
590 (expand_builtin_strncmp): Likewise.
591 (expand_builtin_strcat): Likewise.
592 (expand_builtin_strncat): Likewise.
593 (expand_builtin_strspn): Likewise.
594 (expand_builtin_strcspn): Likewise.
595 (expand_builtin_args_info): Likewise.
596 (expand_builtin_va_start): Likewise.
597 (gimplify_va_arg_expr): Likewise.
598 (expand_builtin_va_end): Likewise.
599 (expand_builtin_va_copy): Likewise.
600 (expand_builtin_frame_address): Likewise.
601 (expand_builtin_alloca): Likewise.
602 (expand_builtin_bswap): Likewise.
603 (expand_builtin_unop): Likewise.
604 (expand_builtin_fputs): Likewise.
605 (expand_builtin_expect): Likewise.
606 (expand_builtin_fabs): Likewise.
607 (expand_builtin_copysign): Likewise.
608 (expand_builtin_printf): Likewise.
609 (expand_builtin_fprintf): Likewise.
610 (expand_builtin_sprintf): Likewise.
611 (expand_builtin_init_trampoline): Likewise.
612 (expand_builtin_signbit): Likewise.
613 (expand_builtin_fork_or_exec): Likewise.
614 (expand_builtin_sync_operation): Likewise.
615 (expand_builtin_compare_and_swap): Likewise.
616 (expand_builtin_lock_test_and_set): Likewise.
617 (expand_builtin_lock_release): Likewise.
618 (expand_builtin): Likewise.
619 (builtin_mathfn_code): Likewise.
621 (fold_builtin_constant_p): Pass call arguments individually instead
622 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
623 accessors and constructors. Return NULL_TREE instead of 0.
624 (fold_builtin_expect): Likewise.
625 (fold_builtin_classify_type): Likewise.
626 (fold_builtin_strlen): Likewise.
627 (fold_builtin_nan): Likewise.
628 (integer_valued_real_p): Likewise.
629 (fold_trunc_transparent_mathfn): Likewise.
630 (fold_fixed_mathfn): Likewise.
631 (fold_builtin_cabs): Likewise.
632 (fold_builtin_sqrt): Likewise.
633 (fold_builtin_cbrt): Likewise.
634 (fold_builtin_cos): Likewise.
635 (fold_builtin_cosh): Likewise.
636 (fold_builtin_tan): Likewise.
637 (fold_builtin_sincos): Likewise.
638 (fold_builtin_cexp): Likewise.
639 (fold_builtin_trunc): Likewise.
640 (fold_builtin_floor): Likewise.
641 (fold_builtin_ceil): Likewise.
642 (fold_builtin_round): Likewise.
643 (fold_builtin_int_roundingfn): Likewise.
644 (fold_builtin_bitop): Likewise.
645 (fold_builtin_bswap): Likewise.
646 (fold_builtin_logarithm): Likewise.
647 (fold_builtin_hypot): Likewise.
648 (fold_builtin_pow): Likewise.
649 (fold_builtin_powi): Likewise.
650 (fold_builtin_exponent): Likewise.
651 (fold_builtin_memset): Likewise.
652 (fold_builtin_bzero): Likewise.
653 (fold_builtin_memory_op): Likewise.
654 (fold_builtin_bcopy): Deleted; call site changed to invoke
655 fold_builtin_memory_op directly.
656 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
657 (fold_builtin_strncpy): Likewise.
658 (fold_builtin_memcmp): Likewise.
659 (fold_builtin_strcmp): Likewise.
660 (fold_builtin_strncmp): Likewise.
661 (fold_builtin_signbit): Likewise.
662 (fold_builtin_copysign): Likewise.
663 (fold_builtin_isascii): Likewise.
664 (fold_builtin_toascii): Likewise.
665 (fold_builtin_isdigit): Likewise.
666 (fold_builtin_fabs): Likewise.
667 (fold_builtin_abs): Likewise.
668 (fold_builtin_fmin_fmax): Likewise.
669 (fold_builtin_carg): Likewise.
670 (fold_builtin_classify): Likewise.
671 (fold_builtin_unordered_cmp): Likewise.
673 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
674 New functions split out from fold_builtin_1.
675 (fold_builtin_n): New.
676 (fold_builtin_varargs): New.
677 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
679 (fold_call_expr): New.
680 (build_function_call_expr): Rewrite to use new helper function.
681 (fold_builtin_call_list): New.
682 (build_call_expr): New.
683 (fold_builtin_call_valist): New.
684 (rewrite_call_expr): New.
686 (validate_arglist): Change parameter to be entire CALL_EXPR instead
687 of an arglist. Change return type to bool. Use new CALL_EXPR
690 (fold_builtin_strstr): Pass call arguments individually instead
691 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
692 accessors and constructors. Return NULL_TREE instead of 0.
693 (fold_builtin_strchr): Likewise.
694 (fold_builtin_strrchr): Likewise.
695 (fold_builtin_strpbrk): Likewise.
696 (fold_builtin_strcat): Likewise.
697 (fold_builtin_strncat): Likewise.
698 (fold_builtin_strspn): Likewise.
699 (fold_builtin_strcspn): Likewise.
700 (fold_builtin_fputs): Likewise.
701 (fold_builtin_next_arg): Likewise.
702 (fold_builtin_sprintf): Likewise.
704 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
705 NULL_RTX instead of 0.
706 (expand_builtin_memory_chk): Likewise.
707 (maybe_emit_chk_warning): Likewise.
708 (maybe_emit_sprintf_chk_warning): Likewise.
710 (fold_builtin_object_size): Pass call arguments individually instead
711 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
712 accessors and constructors. Return NULL_TREE instead of 0.
713 (fold_builtin_memory_chk): Likewise.
714 (fold_builtin_stxcpy_chk): Likewise.
715 (fold_builtin_strncpy_chk): Likewise.
716 (fold_builtin_strcat_chk): Likewise.
717 (fold_builtin_strcat_chk): Likewise.
718 (fold_builtin_strncat_chk): Likewise.
719 (fold_builtin_sprintf_chk): Likewise.
720 (fold_builtin_snprintf_chk): Likewise.
721 (fold_builtin_printf): Likewise.
722 (fold_builtin_vprintf): Likewise.
724 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
726 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
727 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
728 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
729 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
730 (fold_unary): Likewise.
731 (fold_binary): Likewise.
732 (fold_ternary): Remove CALL_EXPR case, since they are no longer
734 (fold): Add logic for tcc_vl_exp.
735 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
736 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
737 (fold_build3_stat): Add assertion to flag broken interface for
738 constructing CALL_EXPRs.
739 (fold_build_call_list): New.
740 (fold_build_call_list_initializer): New.
741 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
743 (fold_strip_sign_ops): Likewise.
745 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
746 Brooks Moses <brooks.moses@codesourcery.com>
747 Lee Millward <lee.millward@codesourcery.com>
749 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
750 accessors and dump arguments explicitly.
752 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
754 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
756 (print_call_name): Use new CALL_EXPR accessors.
758 * print-tree.c (print_node): Add case tcc_vl_exp. Print
759 CALL_EXPR arguments explicitly instead of as a list. Use
760 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
762 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
763 (vrp_visit_stmt): Likewise.
765 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
766 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
768 (force_move_till_expr): Likewise.
770 * targhooks.c (default_external_stack_protect_fail): Use
771 build_call_expr instead of build_function_call_expr.
772 (default_hidden_stack_protect_fail): Likewise.
774 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
777 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
778 and walk arguments explicitly.
780 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
781 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
782 (expand_simple_operations): Likewise.
783 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
785 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
787 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
789 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
790 instead of TREE_CODE_LENGTH.
792 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
793 (tree_ic_transform): Likewise.
794 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
795 parameter instead of arglist. Fix callers.
796 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
797 (tree_stringops_transform): Likewise.
798 (tree_indirect_call_to_profile): Likewise.
799 (tree_stringops_values_to_profile): Likewise.
801 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
802 (eliminate_tail_call): Likewise.
804 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
806 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
807 Use TREE_OPERAND_LENGTH and generalize to handle any number of
809 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
811 * omp-low.c (build_omp_barrier): Use build_call_expr.
812 (lower_rec_input_clauses): Likewise.
813 (lower_reduction_clauses): Likewise.
814 (expand_parallel_call): Likewise.
815 (maybe_catch_exception): Likewise.
816 (expand_omp_for_generic): Likewise.
817 (expand_omp_for_static_nochunk): Likewise.
818 (expand_omp_sections): Likewise.
819 (lower_omp_single_simple): Likewise.
820 (lower_omp_single_copy): Likewise.
821 (lower_omp_master): Likewise.
822 (lower_omp_ordered): Likewise.
823 (lower_omp_critical): Likewise.
825 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
826 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
828 * tree-gimple.c (is_gimple_call_addr): Fix doc.
829 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
830 TREE_CODE_LENGTH. Add tcc_vl_exp case.
832 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
833 and generalize to handle any number of operands.
834 (chrec_contains_undetermined): Likewise.
835 (tree_contains_chrecs): Likewise.
836 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
838 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
840 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
841 fold_call_expr instead of fold_builtin.
842 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
843 match declarations there.
844 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
847 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
848 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
850 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
851 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
853 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
856 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
857 (execute_cse_sincos): Use new CALL_EXPR accessors.
859 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
861 * gimple-low.c (lower_function_body): Use build_call_expr.
862 (lower_builtin_setjmp): Likewise.
864 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
865 (set_storage_via_libcall): Likewise.
866 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
867 instead of TREE_CODE_LENGTH.
868 (expand_expr_real_1): Use new CALL_EXPR accessors.
870 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
871 generalize to handle any number of operands.
872 (TB_parent_eq): Likewise.
874 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
875 (strip_builtin_expect): Likewise.
877 * function.c (gimplify_parameters): Use build_call_expr.
879 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
880 instead of TREE_CODE_LENGTH.
882 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
883 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
885 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
888 * gimplify.c (build_stack_save_restore): Use build_call_expr.
889 (gimplify_decl_expr): Likewise.
890 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
891 Use new CALL_EXPR iterators.
892 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
893 (gimplify_modify_expr_to_memset): Likewise.
894 (gimplify_variable_sized_compare): Likewise.
895 (gimplify_omp_atomic_fetch_op): Likewise.
896 (gimplify_omp_atomic_pipeline): Likewise.
897 (gimplify_omp_atomic_mutex): Likewise.
898 (gimplify_function_tree): Likewise.
900 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
901 (call_expr_flags): Likewise.
902 (expand_call): Likewise.
904 * except.c (expand_builtin_eh_return_data_regno): Pass entire
905 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
908 * coverage.c (create_coverage): Use build_call_expr.
910 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
911 (temp_call_expr_obstack): New.
912 (pool_copy_list): Delete.
913 (temp_copy_call_expr): New.
914 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
915 CALL_EXPR accessors. Get rid of special goo for copying argument
916 lists and use temp_copy_call_expr instead.
917 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
919 (create_expression_by_pieces): Likewise. Use build_call_array
920 to construct the result instead of fold_build3.
921 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
922 dealing with argument lists.
923 (init_pre): Remove references to expression_node_pool and
924 list_node_pool. Init temp_call_expr_obstack instead.
925 (fini_pre): Remove references to expression_node_pool and
928 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
929 and walk arguments explicitly instead of as a list.
931 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
932 (mx_register_decls): Likewise.
933 (mudflap_register_call): Likewise.
934 (mudflap_finish_file): Likewise.
936 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
937 (ipa_callsite_compute_param): Likewise.
939 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
940 accessors and constructor.
942 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
943 accessors and constructor.
944 (convert_tramp_reference): Likewise.
945 (convert_call_expr): Likewise.
946 (finalize_nesting_tree_1): Likewise.
948 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
951 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
953 * tree-inline.c (initialize_inlined_parameters): Pass entire
954 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
956 (estimate_num_insns_1): Use new CALL_EXPR accessors.
957 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
959 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
960 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
961 (vectorizable_reduction): Likewise.
962 (vectorizable_call): Use new CALL_EXPR iterators.
963 (vectorizable_conversion): Use build_call_expr.
964 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
965 (vect_gen_widened_results_half): Use build_call_expr.
966 (vect_setup_realignment): Likewise.
967 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
969 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
970 (pass_through_call): Likewise.
971 (compute_object_sizes): Likewise. Use fold_call_expr instead of
974 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
975 (tree_gen_pow2_profiler): Likewise.
976 (tree_gen_one_value_profiler): Likewise.
977 (tree_gen_ic_func_profiler): Likewise.
978 (tree_gen_average_profiler): Likewise.
979 (tree_gen_ior_profiler): Likewise.
981 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
982 (find_func_aliases): Use new CALL_EXPR accessors. Add case
983 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
985 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
988 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
991 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
993 (convert_to_integer): Likewise.
995 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
998 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
999 Brooks Moses <brooks.moses@codesourcery.com>
1000 Lee Millward <lee.millward@codesourcery.com>
1002 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1004 * config/frv/frv.c (frv_expand_builtin): Likewise.
1005 * config/s390/s390.c (s390_expand_builtin): Likewise.
1007 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1008 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1010 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1011 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1012 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1013 (ix86_expand_store_builtin): Likewise.
1014 (ix86_expand_unop_builtin): Likewise.
1015 (ix86_expand_unop1_builtin): Likewise.
1016 (ix86_expand_sse_compare): Likewise.
1017 (ix86_expand_sse_comi): Likewise.
1018 (ix86_expand_vec_init_builtin): Likewise.
1019 (ix86_expand_vec_ext_builtin): Likewise.
1020 (ix86_expand_vec_set_builtin): Likewise.
1021 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1023 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1024 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1026 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1027 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1028 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1030 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1032 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1033 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1034 arglist. Use new CALL_EXPR accessors. Fix callers.
1035 (altivec_expand_abs_builtin): Likewise.
1036 (rs6000_expand_binop_builtin): Likewise.
1037 (altivec_expand_predicate_builtin): Likewise.
1038 (altivec_expand_lv_builtin): Likewise.
1039 (spe_expand_stv_builtin): Likewise.
1040 (altivec_expand_stv_builtin): Likewise.
1041 (rs6000_expand_ternop_builtin): Likewise.
1042 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1043 (altivec_expand_st_builtin): Likewise.
1044 (altivec_expand_dst_builtin): Likewise.
1045 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1046 arglist. Use new CALL_EXPR accessors. Fix callers.
1047 (altivec_expand_vec_set_builtin): Likewise.
1048 (altivec_expand_vec_ext_builtin): Likewise.
1049 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1050 (spe_expand_builtin): Likewise.
1051 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1052 arglist. Use new CALL_EXPR accessors. Fix callers.
1053 (spe_expand_evsel_builtin): Likewise.
1054 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1055 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1057 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1058 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1059 (arm_expand_unop_builtin): Likewise.
1060 (arm_expand_builtin): Use new CALL_EXPR accessors.
1062 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1065 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1066 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1067 (bfin_expand_unop_builtin): Likewise.
1068 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1070 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1071 Brooks Moses <brooks.moses@codesourcery.com>
1072 Lee Millward <lee.millward@codesourcery.com>
1074 * c-semantics.c (build_stmt): Add internal diagnostic check.
1076 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1077 accessors. Print arguments explicitly instead of as a list.
1079 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1081 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1082 (c_finish_omp_flish): Likewise.
1084 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1085 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1086 instead of TREE_CODE_LENGTH.
1087 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1088 (c_warn_unused_result): Likewise.
1090 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1093 * doc/invoke.texi (Warning Options): Remove
1094 -Werror-implicit-function-declaration.
1095 (Wimplicit-function-declaration): Update description.
1096 * opts.c (common_handle_option): Move handling of -Werror=* to...
1097 (enable_warning_as_error): ...here.
1098 * opts.h (enable_warning_as_error): Declare.
1099 * c-decl.c (implicit_decl_warning): Unless
1100 -Wno-implicit-function-declaration is given, emit a pedwarn if
1101 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1102 * c.opt (Wimplicit-function-declaration): Replace
1103 mesg_implicit_function_declaration with
1104 warn_implicit_function_declaration.
1105 * c-opts.c (c_common_handle_option):
1106 -Werror-implicit-function-declaration is exactly equal as
1107 -Werror=implicit-function-declaration.
1108 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1109 warn_implicit_function_declaration.
1110 (c_common_post_options): -Wimplict-function-declaration is enabled
1111 by default by -std=c99, otherwise is disabled by default.
1112 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1114 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1116 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1117 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1118 former is ignored but not the latter.
1120 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1122 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1123 is made and the reference doesn't use the alias set of its type,
1124 do not create the temporary using that type.
1126 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1128 * jump.c: Remove prototypes for delete_computation and
1129 delete_prior_computation.
1131 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1133 * jump.c (get_label_after): Delete.
1134 (get_label_before, delete_computation, delete_jump,
1135 delete_prior_computation, follow_jumps): Move...
1136 * reorg.c (delete_computation, delete_prior_computation): ... here...
1137 (get_label_before, delete_jump): ... making these static ...
1138 (follow_jumps): ... and simplifying this since it only runs after
1140 * rtl.h (get_label_after, get_label_before, delete_jump,
1141 follow_jumps): Delete prototypes.
1143 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1145 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1147 2007-02-15 Nick Clifton <nickc@redhat.com>
1149 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1150 order to prevent it from being munged by the target.
1152 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1154 * config/i386/i386.md: Remove misleading comment.
1156 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1158 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1159 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1162 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1164 * tree-sra.c (instantiate_missing_elements): Canonicalize
1166 (sra_build_assignment): New.
1167 (generate_copy_inout, generate_element_copy,
1168 generate_element_zero, generate_one_element_init): Use it.
1170 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1172 * tree-sra.c (instantiate_missing_elements): Canonicalize
1174 (sra_build_assignment): New.
1175 (generate_copy_inout, generate_element_copy,
1176 generate_element_zero, generate_one_element_init): Use it.
1178 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1180 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1183 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1185 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1186 types as aggregates not scalars.
1187 * function.c (assign_stack_temp_for_type): Likewise.
1189 2007-02-14 Roger Sayle <roger@eyesopen.com>
1190 Zdenek Dvorak <dvorakz@suse.cz>
1192 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1195 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1197 * passes.c (next_pass_1): Clear the next field of the copied
1200 2007-02-14 Richard Henderson <rth@redhat.com>
1202 * tree-sra.c (early_sra): New.
1203 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1204 (tree_sra_early, pass_sra_early): New.
1205 * tree-pass.h (pass_sra_early): Declare.
1206 * passes.c (init_optimization_passes): Use it.
1208 2007-02-14 Richard Guenther <rguenther@suse.de>
1210 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1212 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1214 PR tree-optimization/30771
1215 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1217 (vect_analyze_operations): Induction phis can now be marked as
1219 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1220 Update documentation accordingly.
1222 2007-02-14 Nick Clifton <nickc@redhat.com>
1224 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1225 most 3 arguments are supported.
1226 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1228 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1230 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1231 Ensure dst->current is valid.
1233 2007-02-13 Paul Brook <paul@codesourcery.com>
1235 * config.gcc: Add arm*-*-uclinux-*eabi.
1236 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1237 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1238 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1239 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1240 (LINK_SPEC): Define.
1242 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1244 * config/arm/uclinux-eabi.h: New file.
1245 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1246 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1249 2007-02-13 Ian Lance Taylor <iant@google.com>
1251 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1252 * flags.h (warn_strict_overflow): Declare.
1253 (enum warn_strict_overflow_code): Define.
1254 (issue_strict_overflow_warning): New static inline function.
1255 * opts.c (warn_strict_overflow): New variable.
1256 (common_handle_option): Handle OPT_Wstrict_overflow and
1257 OPT_Wstrict_overflow_.
1258 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1260 * fold-const.c: Include intl.h.
1261 (fold_deferring_overflow_warnings): New static variable.
1262 (fold_deferred_overflow_warning): New static variable.
1263 (fold_deferred_overflow_code): New static variable.
1264 (fold_defer_overflow_warnings): New function.
1265 (fold_undefer_overflow_warnings): New function.
1266 (fold_undefer_and_ignore_overflow_warnings): New function.
1267 (fold_deferring_overflow_warnings_p): New function.
1268 (fold_overflow_warning): New static function.
1269 (make_range): Add strict_overflow_p parameter. Change all
1271 (extract_muldiv, extract_muldiv_1): Likewise.
1272 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1273 tree_expr_nonnegative_p.
1274 (fold_negate_expr): Call fold_overflow_warning.
1275 (fold_range_test): Likewise.
1276 (fold_comparison): Likewise.
1277 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1278 instead of tree_expr_nonnegative_p.
1279 (tree_expr_nonnegative_warnv_p): Rename from
1280 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1281 (tree_expr_nonnegative_p): New function.
1282 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1283 strict_overflow_p parameter.
1284 (tree_expr_nonzero_p): New function.
1285 * passes.c (verify_interpass_invariants): New static function.
1286 (execute_one_pass): Call it.
1287 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1289 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1290 (estimate_numbers_of_iterations): Likewise.
1291 (scev_probably_wraps_p): Likewise.
1292 * tree-ssa-ccp.c: Include "toplev.h".
1293 (evaluate_stmt): Defer fold overflow warnings until we know we are
1295 (struct fold_stmt_r_data): Add stmt field.
1296 (fold_stmt_r): Defer fold overflow warnings until we know we
1298 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1299 (fold_stmt_inplace): Likewise.
1300 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1301 (cleanup_control_expr_graph): Defer fold overflow warnings until
1302 we know we are going to optimize.
1303 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1304 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1306 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1307 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1308 * tree-ssa-loop-manip.c (create_iv): Likewise.
1309 * c-typeck.c (build_conditional_expr): Likewise.
1310 (build_binary_op): Likewise.
1311 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1312 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1313 (extract_range_from_unary_expr): Likewise.
1314 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1315 assuming that signed overflow does not occur.
1316 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1317 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1318 (fold_defer_overflow_warnings): Declare.
1319 (fold_undefer_overflow_warnings): Declare.
1320 (fold_undefer_and_ignore_overflow_warnings): Declare.
1321 (fold_deferring_overflow_warnings_p): Declare.
1322 (tree_expr_nonzero_warnv_p): Declare.
1323 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1325 (Warning Options): Document -Wstrict-overflow.
1326 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1327 (tree-ssa-ccp.o): Likewise.
1328 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1329 (fold-const.o): Depend on intl.h.
1331 2007-02-13 Ian Lance Taylor <iant@google.com>
1334 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1337 2007-02-13 Stuart Hastings <stuart@apple.com>
1339 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1341 2007-02-13 Richard Henderson <rth@redhat.com>
1343 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1344 handled_component_p before looking for the indirect_ref.
1346 2007-02-13 Richard Henderson <rth@redhat.com>
1348 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1349 remove flags clobber.
1350 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1351 (bswaphi_lowpart): New.
1352 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1353 remove TARGET_BSWAP test. Delete expander of the same name.
1355 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1356 (expand_unop): Use them.
1358 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1360 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1361 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1362 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1363 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1364 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1365 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1366 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1367 assembler dialect choice from asm templates.
1369 2007-02-12 Richard Henderson <rth@redhat.com>
1371 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1372 (fixuns_trunc<SSEMODEF>si2): Use it.
1373 * config/i386/sse.md (vec_setv4sf_0): Export.
1374 * config/i386/i386.c (ix86_build_const_vector): Export.
1375 (ix86_split_convert_uns_si_sse): Rename from
1376 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1377 * config/i386/i386-protos.h: Update.
1379 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1382 * c-typeck.c (c_finish_return): Improve warning message.
1384 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1386 * alias.c (find_symbolic_term): Delete unused function.
1388 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1390 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1391 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1392 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1394 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1396 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1397 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1398 the function, temporarily point the debug interface to the null one.
1400 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1402 * dwarf2out.c (round_up_to_align): New static function.
1403 (field_byte_offset): Use it to round the offset.
1405 2007-02-12 Richard Henderson <rth@redhat.com>
1407 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1408 (inswl_const): Export.
1410 2007-02-12 Richard Henderson <rth@redhat.com>
1412 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1413 result mode of the libcall, convert back to outmode.
1415 2007-02-12 Roger Sayle <roger@eyesopen.com>
1417 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1418 (bswapdi2): New define_expand to implement 32-bit implementation.
1420 2007-02-12 Nick Clifton <nickc@redhat.com>
1422 * doc/invoke.texi (Overall Options): Document --help=.
1423 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1424 (cc1_options): Pass --help= on to cc1.
1425 (display_help): Add description of --help=.
1426 (process_command): Add code to handle --help=. Allow translated
1427 --help and --target-help switches to be passed on to compiler
1429 (main): Remove unused if statement.
1430 * opts.c (columns): Remove.
1431 (LEFT_COLUMN): Define.
1432 (wrap_help): Add columns argument.
1433 (print_filtered_help): Change parameters to be an include bitmask,
1434 an exclude bitmask, an any bitmask and the column width. Move the
1435 code to display the params list here. Add code to display the
1436 status of options rather than their descriptions if the quiet flag
1438 (print_specific_help): Change parameters to be an include bitmask,
1439 an exclude bitmask and an any bitmask. Move code to look up the
1440 column width here. Decide upon the title for an options listing.
1441 (common_handle_options): Add code to handle --help=. Adapt code
1442 for --help and --target-help to use the revised form of the
1443 print_specific_help function.
1444 (print_help): Delete.
1445 (print_param_help): Delete.
1446 (print_switch): Delete.
1447 * opts.h (cl_lang_count): Add prototype.
1448 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1449 CL_MAX_OPTION_CLASS): New defines.
1450 * optc-gen.awk: Add construction of cl_lang_count.
1451 * c.opt: Add Warning attribute to warning options and Optimization
1452 attribute to optimization options.
1453 * common.opt: Likewise.
1455 Add -fhelp and -ftarget-help as aliases for the transformed --help
1456 and --target-help options.
1457 * opt-functions.awk: Add code to handle Warning and Optimization
1460 2007-02-12 Richard Henderson <rth@redhat.com>
1462 * config/alpha/constraints.md: New file.
1463 * config/alpha/alpha.c: Include tm-constrs.h.
1464 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1465 alpha_extra_constraint): Remove.
1466 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1467 * config/alpha/alpha-protos.h: Update.
1468 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1469 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1470 (EXTRA_CONSTRAINT): Remove.
1471 * config/alpha/alpha.md: Include constraints.md.
1472 (adddi splitter): Use satisfies_constraint_*.
1473 * config/alpha/predicates.md (add_operand): Likewise.
1474 (sext_add_operand, addition_operation): Likewise.
1476 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1478 PR tree-optimization/29145
1479 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1480 in our handling of restrict qualified pointers.
1482 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1485 * doc/invoke.texi (Wunused-value): Update description.
1486 (Wextra): Delete item.
1487 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1488 value of Wunused-value.
1489 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1490 (c_finish_stmt_expr): Don't check extra_warnings.
1491 (emit_side_effect_warnings): The caller is responsible to check
1494 2007-02-11 Roger Sayle <roger@eyesopen.com>
1495 Matt Thomas <matt@3am-software.com>
1497 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1499 2007-02-11 Roger Sayle <roger@eyesopen.com>
1501 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1502 comparisons of POPCOUNT against zero.
1503 (simplify_const_relational_operation): Likewise.
1505 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1507 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1509 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1511 * dwarf2out.c (root_type): Delete unused function.
1513 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1515 * genattrtab.c (contained_in_p): Delete unused function.
1516 (write_expr_attr_cache): Likewise.
1518 2007-02-11 Jan Hubicka <jh@suse.cz>
1520 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1523 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1525 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1526 to add the REG_EQ* note.
1527 * see.c (see_merge_one_use_extension): Likewise.
1528 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1529 turn REG_EQUAL notes into REG_EQUIV notes if the target
1530 register may have more than one set.
1531 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1532 * gcse.c (try_replace_reg): Likewise.
1533 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1534 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1535 more than one REG_EQUIV note.
1536 * reload1.c (gen_reload): Use set_unique_reg_note.
1538 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1540 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1541 (ix86_builtin_conversion): New function.
1543 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1546 * tree.h (DECL_REPLACEABLE_P): New macro.
1547 * except.c (set_nothrow_function_flags): Likewise.
1549 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1550 Ira Rosen <irar@il.ibm.com>
1551 Dorit Nuzman <dorit@il.ibm.com>
1553 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1554 * targhooks.c (default_builtin_vectorized_conversion): New.
1555 * targhooks.h (default_builtin_vectorized_function): New declaration.
1556 * target.h (struct vectorize): Add builtin_conversion field.
1557 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1558 stmt_vec_info_type value.
1559 (vectorizable_conversion): New declaration.
1560 * tree-vect-analyze.c (vect_analyze_operations): Add
1561 vectorizable_conversion call.
1562 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1563 * tree-vect-transform.c (vectorizable_conversion): New function.
1564 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1565 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1567 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1568 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1569 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1570 or ALTIVEC_BUILTIN_VCFSX.
1572 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1575 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1576 CONST_DOUBLE and operand 0 is a hard register.
1577 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1578 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1579 is a hard floating-point register.
1581 2007-02-10 Richard Henderson <rth@redhat.com>
1582 Jakub Jelinek <jakub@redhat.com>
1583 Alexandre Oliva <aoliva@redhat.com>
1585 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1586 * builtin-types.def (BT_WORD): Make unsigned.
1587 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1588 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1589 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1590 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1591 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1592 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1594 * expr.c (emutls_var_address): New.
1595 (expand_expr_real_1): Expand emulated tls.
1596 (expand_expr_addr_expr_1): Likewise.
1597 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1598 * output.h (emutls_finish): Declare.
1599 * toplev.c (compile_file): Call it.
1600 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1601 address before wrapping in CONST.
1602 * varasm.c (emutls_htab, emutls_object_type): New.
1603 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1604 (get_emutls_object_name, get_emutls_object_type): New.
1605 (get_emutls_init_templ_addr, emutls_decl): New.
1606 (emutls_common_1, emutls_finish): New.
1607 (assemble_variable): When emulating tls, swap decls; generate
1608 constructor for the emutls objects.
1609 (do_assemble_alias): When emulating tls, swap decl and target name.
1610 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1612 * varpool.c (decide_is_variable_needed): Look at force_output.
1613 Recurse for emulated tls.
1614 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1615 with decide_is_variable_needed.
1616 * emutls.c: New file.
1617 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1618 tls_object for real tls.
1620 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1622 PR rtl-optimization/29599
1623 * reload1.c (eliminate_regs_in_insn): Take the destination
1624 mode into account when computing the offset.
1626 2007-02-09 Stuart Hastings <stuart@apple.com>
1627 Richard Henderson <rth@redhat.com>
1629 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1630 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1631 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1632 fixuns_truncdfhi2): New.
1633 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1634 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1635 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1636 (floatunssidf2): Allow nonimmediate source.
1637 * gcc/config/i386/sse.md (movdi_to_sse): New.
1638 (vec_concatv2di): Drop '*'.
1639 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1640 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1641 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1643 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1644 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1645 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1646 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1647 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1648 ix86_build_const_vector.
1649 (x86_emit_floatuns): Rewrite.
1651 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1653 * genautomata.c (longest_path_length): Delete unused function.
1654 (struct state): Delete unused longest_path_length.
1655 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1656 (get_free_state): Delete unused.
1658 2007-02-09 Jan Hubicka <jh@suse.cz>
1660 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1661 * doc/invoke.texi (inline-unit-growth): Update default value.
1663 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1664 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1665 (rebuild_cgraph_edges): Likewise.
1666 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1667 (dump_cgraph_node): Dump frequencies.
1668 (cgraph_clone_edge): Add frequency scales.
1669 (cgraph_clone_node): Add freuqnecy.
1670 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1671 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1672 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1673 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1674 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1675 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1676 (save_inline_function_body): Likewise.
1677 * ipa-inline.c: inluce rtl.h
1678 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1679 (cgraph_edge_badness): Use frequencies.
1680 (cgraph_decide_recursive_inlining): Update clonning.
1681 (cgraph_decide_inlining_of_small_function): Dump frequency.
1682 * predict.c (estimate_bb_frequencies): Export.
1683 * predict.h (estimate_bb_frequencies): Declare.
1684 * tree-inline.c (copy_bb): Watch overflows.
1685 (expand_call_inline): Update call of cgraph_create_edge.
1686 (optimize_inline_calls): Use TODO flags to update frequnecies.
1687 * passes.h: Include predict.h
1688 (init_optimization_passes): Move profile ahead.
1689 (execute_function_todo): Handle TODO_rebuild_frequencies.
1691 2007-02-09 Roger Sayle <roger@eyesopen.com>
1693 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1694 the insbl or inswl pattern into a register.
1696 2007-02-09 Roger Sayle <roger@eyesopen.com>
1698 * config/ia64/ia64.md (bswapdi2): New define_insn.
1700 2007-02-09 Richard Henderson <rth@redhat.com>
1702 * config/i386/constraints.md (Ym): New constraint.
1703 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1704 (movdi_1_rex64): Split sse and xmm general register moves from
1705 memory move alternatives. Use conditional register constraints.
1706 (movsf_1, movdf_integer): Likewise.
1707 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1708 (movdf_integer_rex64): New.
1709 (pushsf_rex64): Fix output constraints.
1710 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1711 (sse2_stored): Likewise.
1712 (sse2_storeq_rex64): New.
1713 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1714 amd and not generic.
1715 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1716 for optimize_size. Remove SF/DFmode hack.
1718 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1720 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1723 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1724 Richard Sandiford <richard@codesourcery.com>
1726 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1727 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1728 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1729 m68k/t-mlib to tmake_file.
1730 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1731 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1732 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1733 Allow it to be cf or m68k. Set m68k_arch_family. If that
1734 variable is not empty, add t-$m68k_arch_family to tmake_file.
1735 Add t-mlibs to tmake_file.
1736 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1737 * config/m68k/t-cf: New file.
1738 * config/m68k/t-m68k: Likewise.
1739 * config/m68k/t-mlibs: Likewise.
1740 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1741 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1742 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1743 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1744 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1746 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1747 (INSTALL_LIBGCC): Delete.
1748 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1749 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1750 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1751 (M68K_MLIB_CPU): Define.
1752 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1753 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1754 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1756 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1757 Richard Guenther <rguenther@suse.de>
1760 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1761 against INT_MIN/INT_MAX.
1762 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1763 file if a loop is removed.
1765 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1767 * calls.c (store_one_arg): Pass correct alignment to
1768 emit_push_insn for non-BLKmode values.
1769 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1770 unaligned stack slot via a suitably aligned slot.
1772 2007-02-08 DJ Delorie <dj@redhat.com>
1774 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1776 (legal_subregs): Use unsigned char, make const.
1777 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1779 2007-02-08 Paul Brook <paul@codesourcery.com>
1781 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1782 special interworking needed.
1784 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1786 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1787 conditional to __SSE2__.
1788 (Entries below should have been added to first ChangeLog
1789 entry for amdfam10 dated 2007-02-05)
1790 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1792 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1794 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1797 2007-02-08 DJ Delorie <dj@redhat.com>
1799 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1800 * config/m32c/m32c.c (legal_subregs): New.
1801 (m32c_illegal_subreg_p): New.
1802 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1803 unsupported subregs of hard regs.
1805 2007-02-08 Jan Hubicka <jh@suse.cz>
1807 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1808 the same one; always update histograms.
1810 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1812 * passes.c (init_optimization_passes): Tidy comment.
1814 2007-02-08 Roger Sayle <roger@eyesopen.com>
1816 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1817 strip zero_extend, bswap and rotates from POCOUNT's argument.
1818 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1819 zero_extend and rotates from PARITY's argument.
1820 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1821 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1822 of an integer constant at compile-time.
1824 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1827 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
1829 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
1832 * tree-ssa-live.c (remove_unused_locals): Do not remove
1833 TREE_ADDRESSABLE variables.
1834 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
1835 * tree-ssa-operands.c (add_virtual_operand): Remove argument
1836 FOR_CLOBBER. Update all users.
1837 If VAR has an associated alias set, add a virtual operand for
1838 it if no alias is found to conflict with the memory reference.
1840 2007-02-07 Jan Hubicka <jh@suse.cz>
1841 Robert Kidd <rkidd@crhc.uiuc.edu>
1843 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
1845 2007-02-07 Ian Lance Taylor <iant@google.com>
1847 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
1849 2007-02-07 Roger Sayle <roger@eyesopen.com>
1851 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
1852 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
1853 tablejumpdi, movsi_to_cr_one): Remove constraints from
1854 define_expand's match_operands.
1856 2007-02-07 Roger Sayle <roger@eyesopen.com>
1858 * global.c (compute_regsets): Move declatation of "i" inside of
1859 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
1861 2007-02-07 Jakub Jelinek <jakub@redhat.com>
1864 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
1865 of INDIRECT_REF <RESULT_DECL>.
1867 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
1869 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
1870 Kaz Kojima <kkojima@gcc.gnu.org>
1873 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
1875 (sh_initialize_trampoline): Add parentheses to avoid a warning.
1877 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1879 * doc/loop.texi: Document possibility not to perform disambiguation
1880 of loops with multiple latches.
1881 * cfgloopmanip.c (alp_enum_p): Removed.
1882 (add_loop): Handle subloops. Use get_loop_body_with_size.
1883 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
1884 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
1885 the new forwarder block.
1886 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
1887 Handle the case latch is NULL.
1888 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
1889 when marking loop exits.
1890 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
1892 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
1893 disambiguate_loops_with_multiple_latches.
1894 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
1895 before fix_loop_structure.
1896 * cfgloop.c: Include pointer-set.h and output.h.
1897 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
1898 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
1899 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
1900 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
1901 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
1902 disambiguate_multiple_latches, get_loop_body_with_size,
1903 disambiguate_loops_with_multiple_latches): New functions.
1904 (flow_loop_dump): Dump multiple latch edges.
1905 (flow_loop_nodes_find): Handle loops with multiple latches.
1906 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
1907 (glb_enum_p): Modified.
1908 (get_loop_body): Use get_loop_body_with_size.
1909 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
1910 (AVOID_CFG_MODIFICATIONS): New constant.
1911 (disambiguate_loops_with_multiple_latches, add_loop,
1912 get_loop_body_with_size): Declare.
1913 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
1915 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
1918 * global.c (compute_regsets): New function.
1919 (global_alloc): Refactored ELIMINABLE_REGSET
1920 and NO_GLOBAL_ALLOC_REGS computation out.
1921 (rest_of_handle_global_alloc): Call compute_regsets()
1922 for non-optimizing case.
1924 2007-02-06 Richard Henderson <rth@redhat.com>
1926 * config/i386/constraints.md (Y2): Rename from Y.
1927 (Yi): New constraint.
1928 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
1929 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
1930 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
1931 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
1932 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
1933 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
1934 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
1935 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
1936 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
1937 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
1938 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
1939 vec_extractv2si_1): Change Y constraints to Y2.
1940 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
1941 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
1942 Change Y constraints to Y2.
1943 (sse2_loadld): Change Y constraints to x.
1945 2007-02-06 Roger Sayle <roger@eyesopen.com>
1947 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
1948 (parity<mode>2): New define_expand using rs6000_emit_parity.
1949 * config/rs6000/rs6000.c (rs6000_emit_popcount,
1950 rs6000_emit_parity): New functions.
1951 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
1952 rs6000_emit_parity): Prototype here.
1954 2007-02-06 Ian Lance Taylor <iant@google.com>
1956 * lower-subreg.c (simple_move_operand): Reject CONST.
1957 (resolve_clobber): Call validate_change rather than directly
1958 assigning to XEXP (pat, 0).
1960 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1962 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
1963 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
1964 (tree-cfg.o): Remove hashtab.h dependency.
1966 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
1967 (struct ivopts_data): Change niters to pointer_map_t.
1968 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
1969 (niter_for_exit): Create pointer_map on demand. Change for
1971 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
1972 (free_loop_data): Destroy data->niters if created and reset field.
1973 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
1974 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
1976 * tree-ssa-reassoc.c: Include pointer-set.h.
1977 (bb_rank): Change to long *.
1978 (operand_rank): Change to pointer_map_t.
1979 (find_operand_rank): Return long, -1 if not found. Declare as inline.
1980 (insert_operand_rank): Accept long.
1981 (operand_entry_hash, operand_entry_eq): Remove.
1982 (get_rank): Return long. Adjust for changes above.
1983 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
1985 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
1987 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
1988 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
1989 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
1991 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
1992 directly since it cannot be NULL.
1993 (get_vi_for_tree): Rewrite for pointer_map API.
1994 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
1995 (init_alias_vars): Create vi_for_tree as pointer_map.
1996 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
1998 * tree-cfg.c: Don't include hashtab.h.
1999 (edge_to_cases): Declare as pointer_map.
2000 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2002 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2003 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2004 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2006 (record_switch_edge): Delete.
2007 (get_cases_for_edge): Adjust for pointer_map API, inline
2008 record_switch_edge (rewritten for new API), remove goto.
2010 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2012 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2013 * tree-nested.c: Include pointer-set.h.
2014 (var_map_elt, var_map_eq, var_map_hash): Delete.
2015 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2017 (nesting_info_bitmap_obstack): New.
2018 (lookup_field_for_decl): Adjust for pointer_map API.
2019 (lookup_tramp_for_decl): Adjust for pointer_map API.
2020 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2021 (get_local_debug_decl): Adjust for pointer_map API.
2022 (convert_nl_goto_reference): Adjust for pointer_map API.
2023 (convert_nl_goto_receiver): Adjust for pointer_map API.
2024 (create_nesting_tree): Create outside GGC space. Create bitmap on
2025 the new obstack. Create field_map and var_map as pointer_maps.
2026 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2028 (lower_nested_functions): Move root here, no need to NULL it.
2029 Initialize and release the obstack.
2031 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2033 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2034 Remove prototypes and make them non-static.
2035 (struct tree_int_map): Remove.
2036 * tree.h (struct tree_int_map): Move here, turning TO into an
2038 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2040 * tree.h (TREE_COMPLEXITY): Remove.
2041 (struct tree_exp): Remove complexity field.
2042 * tree.c (build1_stat): Don't set it.
2044 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2045 Victor Kaplansky <victork@il.ibm.com>
2047 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2048 (vect_is_simple_reduction): Support reduction with induction as
2049 one of the operands.
2050 (vect_is_simple_iv_evolution): Fix formatting.
2051 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2052 formatting. Don't mark induction phis for vectorization.
2053 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2054 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2055 (vect_get_vec_def_for_operand): Support induction.
2056 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2058 (vectorizable_reduction): Support reduction with induction as one of
2060 (vectorizable_type_demotion): Use def-type of stmt argument rather
2061 than dummy def-type.
2063 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2064 flag_tree_scev_cprop.
2065 * common.opt (tree-scev-cprop): New flag.
2067 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2068 call to vect_get_new_vect_var.
2070 2007-02-06 Ira Rosen <irar@il.ibm.com>
2072 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2073 vectype is not NULL.
2074 (vect_pattern_recog_1): Likewise.
2076 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2078 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2079 (fold_negate_expr): Likewise.
2081 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2084 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2085 even if cv-qualification is the same.
2087 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2089 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2090 __enable_execute_stack on completion.
2092 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2094 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2095 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2096 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2097 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2098 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2099 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2100 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2101 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2103 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2105 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2106 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2107 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2108 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2109 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2110 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2111 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2112 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2113 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2114 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2115 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2116 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2117 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2118 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2119 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2120 sqrtextenddfxf2_i387): Added amdfam10_decode.
2122 * config/i386/athlon.md (athlon_idirect_amdfam10,
2123 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2124 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2125 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2126 athlon_ivector_store_amdfam10): New define_insn_reservation.
2127 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2130 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2132 * config/i386/athlon.md (athlon_call_amdfam10,
2133 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2134 define_insn_reservation.
2135 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2136 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2137 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2139 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2141 * config/i386/athlon.md (athlon_sseld_amdfam10,
2142 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2143 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2145 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2147 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2148 define_insn_reservation.
2149 * config/i386/i386.md (sseins): Added sseins to define_attr type
2150 and define_attr unit.
2151 * config/i386/sse.md: Set type attribute to sseins for insertq
2154 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2156 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2157 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2158 ssecomi_load_amdfam10, ssecomi_amdfam10,
2159 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2160 define_insn_reservation.
2161 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2163 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2165 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2166 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2167 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2168 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2169 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2170 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2171 define_insn_reservation.
2173 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2174 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2175 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2176 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2177 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2179 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2181 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2182 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2183 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2184 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2185 athlon_ssemul_load_k8): Added amdfam10.
2187 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2189 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2190 (x86_sse_unaligned_move_optimal): New variable.
2192 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2194 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2195 for unaligned vector SSE double/single precision loads for AMDFAM10.
2197 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2199 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2200 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2201 Define TARGET_CPU_DEFAULT_amdfam10.
2202 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2203 (processor_type): Add PROCESSOR_AMDFAM10.
2205 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2206 processor_type in config/i386/i386.h.
2207 Enable imul peepholes for TARGET_AMDFAM10.
2209 * config.gcc: Add support for --with-cpu option for amdfam10.
2211 * config/i386/i386.c (amdfam10_cost): New variable.
2212 (m_AMDFAM10): New macro.
2213 (m_ATHLON_K8_AMDFAM10): New macro.
2214 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2215 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2216 x86_promote_QImode, x86_integer_DFmode_moves,
2217 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2218 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2219 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2220 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2221 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2222 Enable/disable for amdfam10.
2223 (override_options): Add amdfam10_cost to processor_target_table.
2224 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2225 processor_alias_table.
2226 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2227 (ix86_adjust_cost): Add code for amdfam10.
2229 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2231 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2232 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2233 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2234 * config/i386/i386.h: Add builtin definition for SSE4A.
2235 * config/i386/i386.md: Add support for ABM instructions
2237 * config/i386/sse.md: Add support for SSE4A instructions
2238 (movntss, movntsd, extrq, insertq).
2239 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2240 Add -march=amdfam10 flag.
2241 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2242 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2244 * doc/extend.texi: Add documentation for SSE4A builtins.
2246 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2248 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2250 2007-02-05 Richard Guenther <rguenther@suse.de>
2252 * tree-vectorizer.h (vectorizable_function): Add argument type
2253 argument, change return type.
2254 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2255 * tree-vect-transform.c (vectorizable_function): Handle extra
2256 argument, return vectorized function decl.
2257 (build_vectorized_function_call): Remove.
2258 (vectorizable_call): Handle calls with result and argument types
2259 differing. Handle loop vectorization factor correctly.
2260 * targhooks.c (default_builtin_vectorized_function): Adjust for
2262 * targhooks.h (default_builtin_vectorized_function): Likewise.
2263 * target.h (builtin_vectorized_function): Add argument type
2265 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2266 extra argument, allow vectorizing of lrintf.
2267 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2268 documentation of target hook.
2270 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2273 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2274 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2275 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2277 2007-02-05 Roger Sayle <roger@eyesopen.com>
2279 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2280 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2281 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2282 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2283 before canonicalizing sincos to cexpi.
2284 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2286 2007-02-05 Roger Sayle <roger@eyesopen.com>
2288 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2289 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2290 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2292 2007-02-05 Roger Sayle <roger@eyesopen.com>
2294 * mips-tfile.c (initialize_init_file): Correct endianness test.
2296 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2298 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2301 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2303 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2304 saves in a PARALLEL before the register assignments.
2306 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2308 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2309 DWARF_FRAME_RETURN_COLUMN to be a general register.
2310 * dwarf2out.c (init_return_column_size): New function, split from...
2311 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2312 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2313 to be nongeneral registers.
2314 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2316 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2317 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2319 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2321 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2323 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2325 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2326 (remove_path): Use can_remove_branch_p and remove_branch instead
2327 of loop_delete_branch_edge.
2328 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2329 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2330 Update profile using scale_dominated_blocks_in_loop.
2331 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2332 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2333 (can_remove_branch_p, remove_branch): Declare.
2334 * tree-cfg.c (tree_can_remove_branch_p): New function.
2335 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2336 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2337 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2339 2007-02-05 Jan Hubicka <jh@suse.cz>
2342 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2343 nodes in cgraph, don't remove offline copy of the function.
2345 2007-02-04 Jan Hubicka <jh@suse.cz>
2347 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2348 vectors might cause maybe_lookup_element_for_expr to be called
2349 on non-sra-candidate.
2351 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2353 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2354 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2355 spelling conventions.
2357 2007-02-04 Richard Guenther <rguenther@suse.de>
2360 * fold-const.c (try_move_mult_to_index): Make sure to not
2361 overflow one dimension of a multi-dimensional array access.
2363 2007-02-04 Jan Hubicka <jh@suse.cz>
2365 * passes.c (init_optimization_passes): Reindent.
2367 2007-02-04 Jan Hubicka <jh@suse.cz>
2368 Eric Botcazou <ebotcazou@adacore.com>
2370 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2371 (execute_fixup_cfg): Break out the abnormal goto code.
2372 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2373 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2374 (optimize_inline_calls): Call make_nonlocal_label_edges.
2376 2007-02-04 Jan Hubicka <jh@suse.cz>
2378 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2379 true when something was changed.
2380 (rename_ssa_copies): When something was changed, do
2381 TODO_remove_unused_locals.
2382 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2383 add TODO_remove_unused_locals when instruction was removed.
2385 2007-02-04 Jan Hubicka <jh@suse.cz>
2387 * ipa-inline.c (try_inline): Improve debug output; work on already
2389 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2390 call try_inline for already inlined edges too when flattening;
2391 inline also functions that make callee growth but overall unit size
2394 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2396 * config/m32c/bitops.md, config/m32c/jump.md,
2397 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2398 config/m32r/m32r.h, config/m32r/m32r.md,
2399 config/m32r/predicates.md, config/m68hc11/larith.asm,
2400 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2401 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2402 config/mips/mips-protos.h, config/mips/mips.c,
2403 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2404 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2405 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2406 spelling conventions.
2408 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2409 Follow spelling conventions.
2411 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2413 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2414 warn about C++0x compatibility.
2416 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2418 * config/h8300/h8300.c, config/h8300/h8300.h,
2419 config/h8300/h8300.md: Follow spelling conventions.
2421 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2424 * combine.c (try_combine): Do not substitute source operand
2425 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2427 2007-02-03 Jan Hubicka <jh@suse.cz>
2429 PR gcov-profile/30650
2430 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2431 do not divide by zero for never executed counters.
2432 (tree_find_values_to_profile): Fix counters.
2433 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2435 2007-02-03 Ian Lance Taylor <iant@google.com>
2437 * lower-subreg.c (simple_move_operand): New static function,
2438 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2440 (simple_move): Call simple_move_operand.
2441 (find_decomposable_subregs): Add special handling of MEMs.
2442 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2443 meaning of return value. If we see a hard register, test whether
2444 it can store a word_mode value. Change all callers.
2446 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2448 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2449 ftrapv insns and expanders.
2450 (subdi3): Change define_expand operand 1 to arith11_operand, and
2451 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2452 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2453 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2457 * varasm.c (notice_global_symbol): Treat global objects as weak when
2460 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2462 * emit-rtl.c (dconstpi): Delete.
2464 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2465 * real.h (dconstpi): Delete.
2467 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2468 (fold_builtin_hypot): Likewise.
2470 2007-02-03 Tom Tromey <tromey@redhat.com>
2473 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2474 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2476 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2478 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2479 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2480 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2481 config/rs6000/cell.md, config/rs6000/darwin.h,
2482 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2483 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2484 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2485 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2486 typos. Follow spelling conventions.
2487 * doc/invoke.texi: Follow spelling conventions.
2489 2007-02-03 Roger Sayle <roger@eyesopen.com>
2491 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2492 canonicalization transformations that attempt to simplify integer
2493 constant comparisons to become comparisons against zero.
2495 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2497 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2499 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2500 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2502 2007-02-02 Mike Stump <mrs@apple.com>
2504 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2505 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2506 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2507 generate a branch island.
2509 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2511 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2512 (xtensa_legitimate_address_p): New.
2513 (xtensa_legitimize_address): New.
2514 (xtensa_output_addr_const_extra): New.
2515 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2517 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2518 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2519 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2520 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2521 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2522 (xtensa_legitimize_address): New.
2523 (xtensa_output_addr_const_extra): New.
2525 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2527 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2529 2007-02-02 Ian Lance Taylor <iant@google.com>
2531 * expmed.c (expand_divmod): Add comment.
2533 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2535 * emit-rtl.c (renumber_insns): Remove.
2536 * flags.h: Remove the extern for flag_renumber_insns.
2537 * rtl.h: Remove the prototype for renumber_insns.
2538 * toplev.c (flag_renumber_insns): Remove.
2540 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2542 Revert for x86 darwin:
2543 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2545 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2546 code before the following patch under TARGET_MACHO.
2547 (ix86_function_value_regno_p): Likewise.
2549 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2551 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2554 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2557 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2558 general or fp registers. Add comments.
2559 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2561 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2563 * pointer-set.c (insert_aux): Only return insertion slot.
2564 (pointer_set_insert): Adjust.
2565 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2566 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2567 pointer_map_traverse): New.
2568 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2569 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2570 pointer_map_contains, pointer_map_traverse): Declare.
2572 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2575 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2576 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2578 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2580 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2582 (struct _dep): New type.
2583 (dep_t): New typedef.
2584 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2585 (DEP_STATUS): New access macro. The macro with the same name was
2586 renamed to DEP_LINK_STATUS.
2587 (dep_init): Declare function
2589 (struct _dep_link): New type.
2590 (dep_link_t): New typedef.
2591 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2592 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2593 (DEP_LINK_STATUS): New macro.
2594 (debug_dep_links): New debug function.
2596 (struct _deps_list): New type.
2597 (deps_list_t): New typedef.
2598 (DEPS_LIST_FIRST): New access macro.
2599 (FOR_EACH_DEP_LINK): New cycle macro.
2600 (create_deps_list, free_deps_list, delete_deps_list): Declare
2602 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2603 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2604 (copy_deps_list_change_con): Ditto.
2606 (move_dep_link): Declare function.
2608 (struct _dep_node): New type.
2609 (dep_node_t): New typedef.
2610 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2612 (struct haifa_insn_data.back_deps): New field to hold backward
2613 dependencies of the insn.
2614 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2616 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2617 Change its type to deps_list_t.
2618 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2619 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2620 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2622 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2624 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2626 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2628 (dep_cost): Declare.
2630 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2631 (ds_to_dk, dk_to_ds): New functions.
2633 (init_dep_1): New static function.
2634 (init_dep): New function.
2635 (copy_dep): New static function.
2637 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2639 (detach_dep_link): New static function.
2640 (move_dep_link): New function.
2642 (dep_links_consistent_p, dump_dep_links): New static functions.
2643 (debug_dep_links): New debugging function.
2645 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2647 (alloc_deps_list, init_deps_list): New static functions.
2648 (create_deps_list): New function.
2649 (clear_deps_list): New static function.
2650 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2651 (deps_list_consistent_p, dump_deps_list): New static functions.
2652 (debug_deps_list): New function.
2653 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2655 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2657 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2658 use new scheduler dependencies lists.
2659 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2660 (sched_analyze): Ditto. Initialize dependencies lists.
2661 (add_forw_dep, compute_forward_dependences): Update to use new
2662 scheduler dependencies lists.
2664 (init_dependency_caches): Init deps_obstack.
2665 (free_dependency_caches): Free deps_obstack.
2667 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2668 new scheduler dependencies lists.
2669 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2670 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2672 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2673 Update to use new scheduler dependencies lists.
2674 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2675 (debug_dependencies): Ditto.
2676 (schedule_region): Update comments.
2678 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2679 scheduler dependencies lists.
2680 (schedule_ebb): Update comments.
2682 * rtl.def (DEPS_LIST): Remove.
2684 * lists.c (unused_deps_list): Remove.
2685 (free_list): Update assertions.
2687 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2688 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2690 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2691 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2693 * haifa-sched.c (comments): Update.
2694 (insn_cost1): Remove. Inline the code into insn_cost ().
2695 (insn_cost): Update to use new scheduler dependencies lists. Move
2696 processing of the dependency cost to dep_cost ().
2697 (dep_cost): New function. Use it instead of insn_cost () when
2698 evaluating cost of the dependency. Use compatible interface to
2699 interact with the target.
2700 (priority): Update to use new scheduler dependencies lists.
2701 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2702 with greater number of insns that depend on the insn.
2703 (schedule_insn): Update to use new scheduler dependencies lists. Add
2704 code to free backward dependencies lists. Inline and optimize code
2705 from resolve_dep () - see PR28071.
2706 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2707 lists. Update call to targetm.sched.is_costly_dependence hook.
2709 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2710 scheduler dependencies lists.
2712 (resolve_dep): Remove. Move the logic to schedule_insn ().
2713 (init_h_i_d): Initialize dependencies lists.
2715 (process_insn_depend_be_in_spec): Rename to
2716 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2718 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2719 Update to use new scheduler dependencies lists.
2720 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2722 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2723 new scheduler dependencies lists.
2724 (build_intra_loop_deps): Ditto.
2726 * target.h (struct _dep): Declare to use in
2727 gcc_target.sched.is_costly_dependence.
2728 (struct gcc_target.sched.adjust_cost): Fix typo.
2729 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2730 single dep_t parameter instead of an equivalent triad.
2731 (struct gcc_target.sched.adjust_cost_2): Remove.
2733 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2735 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2737 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2739 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2741 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2742 (REG_DEP_TRUE): Document.
2744 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2745 Change signature to correspond to the targetm.sched.adjust_cost hook.
2746 Update use in TARGET_SCHED_ADJUST_COST_2.
2747 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2748 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2749 new scheduler dependencies lists.
2750 (ia64_gen_check): Ditto.
2752 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2755 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2756 signature to correspond to the targetm.sched.is_costly_dependence hook.
2757 (is_costly_group): Update to use new scheduler dependencies lists.
2759 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2760 instead of INSN_COST () macro.
2762 2007-02-01 Ian Lance Taylor <iant@google.com>
2764 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2766 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2768 * pa.md (tp_load): Correct mfctl instruction syntax.
2770 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2772 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2773 altivec_padding_size calculation on AIX. Improve comment, add
2774 assert to verify that it's right.
2776 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2779 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2782 * global.c (global_alloc): Add mising initialization of
2785 2007-02-01 Roger Sayle <roger@eyesopen.com>
2787 * alias.c (init_alias_analysis): Correct whitespace.
2788 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2789 partition_hot_cold_basic_blocks): Likewise.
2790 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2791 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2792 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2793 fold_builtin_snprintf_chk, fold_builtin_printf,
2794 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2795 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2796 * cfgcleanup.c (cleanup_cfg): Likewise.
2797 * cfgexpand.c (tree_expand_cfg): Likewise.
2798 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2799 * function.c (get_next_funcdef_no): Likewise.
2800 * gengtype.c (main): Likewise.
2801 * genmodes.c (main): Likewise.
2802 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2803 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2804 * ifcvt.c (noce_emit_move_insn): Likewise.
2805 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2807 * stor-layout.c (get_best_mode): Likewise.
2808 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2809 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2810 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2811 perform_var_substitution, solve_graph): Likewise.
2812 * tree-vrp.c (vrp_finalize): Likewise.
2814 2007-02-01 Ian Lance Taylor <iant@google.com>
2816 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2817 high part of a paradoxical subreg, return a constant zero.
2819 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2821 * toplev.c (lang_dependent_init): Call init_set_costs.
2822 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2824 2007-02-01 Richard Guenther <rguenther@suse.de>
2827 * fold-const.c (fold_negate_expr): Allow negating a
2828 constant if overflow does not change.
2830 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2832 * doc/c-tree.texi (Expression trees): Improve markup.
2833 * doc/tm.texi (Register Classes, Addressing Modes)
2834 (Floating Point): Fix spacing after abbreviations. Fix some
2837 2007-02-01 Ben Elliston <bje@au.ibm.com>
2839 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
2840 * doc/contrib.texi: Likewise.
2841 * doc/install.texi: Likewise.
2843 2007-01-31 Richard Henderson <rth@redhat.com>
2844 Ian Lance Taylor <iant@google.com>
2846 * lower-subreg.c: New file.
2847 * rtl.def (CONCATN): Define.
2848 * passes.c (init_optimization_passes): Add pass_lower_subreg and
2850 * emit-rtl.c (update_reg_offset): New static function, broken out
2851 of gen_rtx_REG_offset.
2852 (gen_rtx_REG_offset): Call update_reg_offset.
2853 (gen_reg_rtx_offset): New function.
2854 * regclass.c: Revert patch of 2006-03-05, restoring
2856 (clear_reg_info_regno): New function.
2857 * dwarf2out.c (concatn_loc_descriptor): New static function.
2858 (loc_descriptor): Handle CONCATN.
2859 * common.opt (fsplit_wide_types): New option.
2860 * opts.c (decode_options): Set flag_split_wide_types when
2862 * timevar.def (TV_LOWER_SUBREG): Define.
2863 * rtl.h (gen_reg_rtx_offset): Declare.
2864 (reg_scan_update): Declare.
2865 * regs.h (clear_reg_info_regno): Declare.
2866 * tree-pass.h (pass_lower_subreg): Declare.
2867 (pass_lower_subreg2): Declare.
2868 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
2869 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
2871 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
2872 * Makefile.in (OBJS-common): Add lower-subreg.o.
2873 (lower-subreg.o): New target.
2875 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2877 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
2879 2007-01-31 Anatoly Sokolov <aesok@post.ru>
2882 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
2884 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2887 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
2889 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
2891 * cfgloop.h: Include vec-prim.h.
2892 (enum li_flags): Remove LI_ONLY_OLD.
2893 (loop_iterator): Changed.
2894 (fel_next, fel_init): Iterate over loop tree.
2895 (FOR_EACH_LOOP_BREAK): New macro.
2896 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
2898 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
2899 * modulo-sched.c (sms_schedule): Ditto.
2900 * tree-vectorizer.c (vectorize_loops): Ditto.
2901 * doc/loop.texi: Update information on loop numbering and behavior of
2902 FOR_EACH_LOOP wrto new loops.
2903 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
2904 add_to_evolution_1): Test nestedness of loops instead of comparing
2906 * tree-chrec.c (chrec_fold_plus_poly_poly,
2907 chrec_fold_multiply_poly_poly, chrec_evaluate,
2908 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
2909 reset_evolution_in_loop): Ditto.
2910 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
2912 2007-01-31 Dirk Mueller <dmueller@suse.de>
2914 * c-common.c (warn_about_parentheses): Separate warning about
2915 un-parenthized sequence of comparison operators from the one
2916 which is supposed to warn about x <= y <= z.
2918 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
2920 * optabs.h (enum optab_index): Add new OTI_isinf.
2921 (isinf_optab): Define corresponding macro.
2922 * optabs.c (init_optabs): Initialize isinf_optab.
2923 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
2925 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
2926 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
2928 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
2929 expand_builtin_interclass_mathfn.
2930 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
2931 * config/i386/i386.md (UNSPEC_FXAM): New constant.
2932 (fxam<mode>2_i387): New insn pattern.
2933 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
2934 built-in functions as x87 inline asm.
2936 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2938 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
2940 2007-01-30 Eric Christopher <echristo@apple.com>
2942 * config.gcc: Add geode.
2944 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2946 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
2947 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
2948 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
2949 value-prof.c: Fix comment typos.
2951 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2954 * doc/invoke.texi (Wpointer-arith): Document warning.
2956 2007-01-30 Janis Johnson <janis187@us.ibm.com>
2958 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
2959 the list of discrepancies from the draft TR.
2961 2007-01-30 Dirk Mueller <dmueller@suse.de>
2964 * doc/invoke.texi (-Wreturn-type): Update description to
2967 2007-01-30 Richard Sandiford <richard@codesourcery.com>
2969 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
2971 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
2973 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
2974 to handle optabs that operate on floating point input argument and
2975 output to integer output.
2976 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
2977 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
2978 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
2979 expand_builtin_interclass_mathfn ().
2980 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
2982 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
2983 ilogbl built-in functions as x87 intrinsics.
2985 2007-01-30 Richard Guenther <rguenther@suse.de>
2988 * dwarf2out.c (reference_to_unused): Query varpool if the
2989 variable was output.
2991 2007-01-30 Richard Guenther <rguenther@suse.de>
2994 * passes.c (execute_one_pass): Reset in_gimple_form to not
2995 confuse non-unit-at-a-time mode.
2997 2007-01-29 Roger Sayle <roger@eyesopen.com>
2998 Richard Guenther <rguenther@suse.de>
3000 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3001 avoid undefined behaviour on overflow. Use force_fit_type_double
3002 to construct the constant with the specified TREE_OVERFLOW.
3004 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3006 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3007 * config/dfp-bit.h: Ditto.
3009 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3011 * c-decl.c (pop_scope): Replace warnings with call to
3012 warn_for_unused_label.
3013 * c-common.h (warn_for_unused_label): Declare.
3014 * c-common.c (warn_for_unused_label): Define.
3016 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3018 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3021 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3023 * Makefile.in (USER_H): Remove decfloat.h.
3024 * ginclude/decfloat.h: Delete, moving contents to ...
3025 * ginclude/float.h: Add support for decimal floating point,
3026 guarded by __STDC_WANT_DEC_FP__.
3028 2007-01-29 Mike Stump <mrs@apple.com>
3030 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3031 Analysis and Representation to resolve case insensitive conflict.
3032 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3034 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3036 * tree.h (struct tree_memory_tag): Add aliases member.
3037 (MTAG_ALIASES): New macro.
3038 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3039 (add_may_alias): Remove pointer-set. Update for may_aliases being
3041 (mark_aliases_call_clobbered): Update for may_aliases being a
3043 (compute_tag_properties): Ditto.
3044 (create_partition_for): Ditto.
3045 (compute_memory_partitions): Ditto.
3046 (dump_may_aliases_for): Ditto.
3047 (is_aliased_with): Ditto.
3048 (add_may_alias_for_new_tag): Ditto.
3049 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3050 (compute_is_aliased): New function.
3051 (compute_may_aliases): Call compute_is_aliased).
3052 (init_alias_info): Initialize alias_bitmap_obstack.
3053 (union_alias_set_into): New function.
3054 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3055 (have_common_aliases_p): Rewrite to take two bitmaps and use
3057 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3059 (finalize_ref_all_pointers): Update for add_may_alias changes.
3060 (new_type_alias): Ditto.
3061 * tree-flow-inline.h (may_aliases): Return a bitmap.
3062 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3063 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3064 may_aliases being a bitmap.
3065 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3066 may_aliases now returns a bitmap.
3067 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3069 * tree-ssa-operands.c (add_virtual_operand): Update for
3070 may_aliases being a bitmap.
3072 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3074 PR tree-optimization/30630
3075 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3076 variable as changed.
3078 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3081 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3082 expanded only once even if an error occurs.
3084 2007-01-29 Ben Elliston <bje@au.ibm.com>
3086 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3087 (__gcov_average_profiler): Likewise.
3088 (__gcov_ior_profiler): Likewise.
3089 (__gcov_merge_ior): Likewise.
3091 2007-01-28 Jan Hubicka <jh@suse.cz>
3093 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3094 * value-prof.c (stringop_block_profile): Likewise.
3096 2007-01-28 Jan Hubicka <jh@suse.cz>
3098 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3099 variant handling histograms; add wrapper.
3100 (clear_storage_via_libcall): Export.
3101 (emit_block_move_hints): Break out from ...; add histograms.
3102 (emit_block_move): ... this one.
3103 (clear_storage_hints): Break out from ...; add histograms.
3104 (clear_storage): ... this one.
3105 (set_storage_via_memset): Handle histogram.
3106 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3107 (clear_storage_hints, clear_storage_via_libcall): Declare.
3108 (set_storage_via_setmem): Update prototype.
3109 * doc/md.texi (movmem, setmem): Document new arguments.
3111 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3113 (stringop_block_profile): New global function.
3114 (tree_stringops_values_to_profile): Profile block size and alignment.
3115 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3117 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3118 (stringop_block_profile): Declare.
3119 * builtins.c: Include value-prof.h.
3120 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3121 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3122 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3123 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3124 * profile.c (instrument_values): Add new counters.
3125 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3127 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3128 (tree_init_edge_profiler): Build new profilers.
3129 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3130 (pass_tree_profile): Add dump.
3131 (tree_profile_hooks): Update.
3132 * Makefile.in (LIBGCOV): Add new constants.
3133 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3134 __gcov_ior_profiler): New.
3135 * i386.md (movmem/setmem expanders): Add new optional arguments.
3137 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3139 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3141 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3143 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3144 (tree_unswitch_single_loop): Pass eni_size_weights to
3145 tree_num_loop_insns.
3146 * tree-ssa-loop-manip.c: Include tree-inline.h.
3147 (can_unroll_loop_p): Pass eni_size_weights to
3148 tree_num_loop_insns.
3149 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3150 Pass eni_size_weights to estimate_num_insns.
3151 * tree.h (init_inline_once): Export.
3152 * toplev.c (backend_init): Call init_inline_once.
3153 * cgraphunit.c (cgraph_process_new_functions,
3154 cgraph_analyze_function): Pass eni_inlining_weights to
3156 * ipa-inline.c (compute_inline_parameters): Ditto.
3157 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3158 to estimate_num_insns.
3159 (try_unroll_loop_completely): Pass eni_size_weights to
3160 tree_num_loop_insns.
3161 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3162 ot estimate_num_insns.
3163 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3164 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3165 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3166 eni_time_weights): New variables.
3167 (init_inline_once): Initialize them.
3168 (struct eni_data): Mew.
3169 (estimate_num_insns_1, estimate_num_insns): Use weights.
3170 * tree-inline.h (struct eni_weights_d): New.
3171 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3172 (estimate_num_insns): Declaration changed.
3173 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3174 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3175 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3177 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3179 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3180 relations in the conflict function is valid.
3182 2007-01-27 Ian Lance Taylor <iant@google.com>
3184 * common.opt: Add fstrict-overflow.
3185 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3186 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3187 (TYPE_OVERFLOW_UNDEFINED): Define.
3188 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3190 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3191 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3192 (fold_negate_expr): Likewise.
3193 (make_range): Likewise.
3194 (extract_muldiv_1): Likewise.
3195 (maybe_canonicalize_comparison): Likewise.
3196 (fold_comparison): Likewise.
3197 (fold_binary): Likewise.
3198 (tree_expr_nonnegative_p): Likewise.
3199 (tree_expr_nonzero_p): Likewise.
3200 * tree-vrp.c (compare_values): Likewise.
3201 (extract_range_from_binary_expr): Likewise.
3202 (extract_range_from_unary_expr): Likewise.
3203 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3205 (nowrap_type_p): Likewise.
3206 * tree-scalar-evolution.c (simple_iv): Likewise.
3207 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3208 (build_range_check): Likewise.
3209 (extract_muldiv_1): Likewise.
3210 (fold_comparison): Likewise.
3211 * tree-vrp.c (vrp_int_const_binop): Likewise.
3212 (extract_range_from_unary_expr): Likewise.
3213 * convert.c (convert_to_integer): Likewise.
3214 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3215 (fold_comparison): Likewise.
3216 (fold_binary): Likewise.
3217 * optabs.c (optab_for_tree_code): Likewise.
3218 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3219 * simplify-rtx.c (simplify_const_relational_operation): Check
3220 flag_strict_overflow and flag_trapv.
3221 (simplify_const_relational_operation): Likewise.
3222 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3223 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3226 2007-01-27 Roger Sayle <roger@eyesopen.com>
3228 * tree.c (tree_fold_gcd): Delete.
3229 * tree.h (tree_fold_gcd): Remove prototype.
3230 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3231 test whether one constant integer is a multiple of another. Instead
3232 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3233 * fold-const.c (multiple_of_p): We've determined both TOP and
3234 BOTTOM are integer constants so we can call int_const_binop directly
3235 instead of the more generic const_binop.
3237 2007-01-27 Roger Sayle <roger@eyesopen.com>
3239 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3240 1*X check that the constant hasn't overflowed, to preserve the
3242 (round_up): Provide an efficient implementation when rouding-up an
3243 INTEGER_CST to a power-of-two.
3245 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3247 * doc/sourcebuild.texi: Add comma for clarity.
3248 * doc/extend.texi: Fix some typos.
3249 * doc/passes.texi: Likewise.
3250 * doc/cppinternals.texi: Likewise.
3251 * doc/c-tree.texi: Likewise.
3252 * doc/tree-ssa.texi: Likewise.
3253 * doc/install.texi: Likewise.
3255 2007-01-27 Jan Hubicka <jh@suse.cz>
3257 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3258 (pass_sra): Do not require alias information.
3259 * passes.c (init_optimization_passes): Add SRA
3261 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3263 * tracer.c (rest_of_handle_tracer): We already cleaned
3264 up the CFG in tracer() so don't do it here again.
3265 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3266 cleanup_cfg here, either. And don't call renumber_insns.
3268 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3269 and BB_HEAD are in the insn stream here. Instead make sure
3270 that BB_INSN is valid on all insns. Also, do check here that
3271 there are no pending branch predictions...
3272 (rtl_verify_flow_info): ...instead of doing it here. Checks
3273 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3276 2007-01-26 Roger Sayle <roger@eyesopen.com>
3278 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3279 function to simplify/factorize operand order canonicalization.
3280 (ix86_fixup_binary_operands): Reorganize using the above function.
3281 (ix86_binary_operator_ok): Likewise.
3283 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3285 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3286 file scope from optimize_attrs.
3287 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3289 (optimize_attrs): Clear insn_code_values after freeing it.
3291 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3293 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3294 a parts.base assignment.
3296 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3298 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3299 (compute_subscript_distance, initialize_data_dependence_relation,
3300 finalize_ddr_dependent, analyze_ziv_subscript,
3301 analyze_siv_subscript_cst_affine,
3302 compute_overlap_steps_for_affine_univar,
3303 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3304 analyze_siv_subscript, analyze_miv_subscript,
3305 analyze_overlapping_iterations, subscript_dependence_tester_1,
3306 compute_self_dependence, free_dependence_relation): Work
3307 with affine_fn instead of chrecs.
3308 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3309 common_affine_function, affine_function_base,
3310 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3311 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3312 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3313 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3314 (all_chrecs_equal_p): Removed.
3315 * tree-data-ref.h (affine_fn, conflict_function): New types.
3316 (struct subscript): Change type of conflicting_iterations_in_a
3317 and conflicting_iterations_in_b.
3319 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3322 * config/pa/pa.h (TARGET_HPUX_11): New.
3323 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3324 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3326 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3327 Richard Guenther <rguenther@suse.de>
3329 * tree-ssa-structalias.c (solve_graph): Handle case
3330 we merged the variable to another.
3332 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3334 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3337 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3338 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3340 2007-01-25 DJ Delorie <dj@redhat.com>
3342 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3343 allow changes to modes which don't fit in those registers.
3345 * reload1.c (choose_reload_regs): Check for invalid subregs before
3346 computing their locations, not after.
3348 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3351 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3352 save Altivec registers in an eh_return function.
3353 (compute_vrsave_mask): Likewise.
3354 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3355 for saving Altivec registers.
3356 (rs6000_emit_prologue): Don't allocate stack twice in
3357 eh_return function. Correct expected value of altivec_save_offset
3358 when using save_world. Describe save of R0 to stack when using
3359 save_world. Describe stack pointer adjustment when using
3360 save_world. Remove duplicated eh_return parameter register saving.
3361 Update sp_offset variable after save_world.
3362 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3364 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3365 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3368 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3370 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3372 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3375 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3376 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3378 2007-01-25 Richard Guenther <rguenther@suse.de>
3380 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3381 * common.opt (-Wcoverage-mismatch): New warning option.
3382 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3383 if -Wcoverage-mismatch is given.
3385 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3387 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3388 (ipcp_driver): Change to static definition.
3389 Add dumping of the ifunctions.
3390 (constant_val_insert): Remove unused parameter. Support for SSA.
3391 (ipcp_propagate_const): Support for SSA.
3392 (ipcp_profile_bb_print): Print only analyzed nodes.
3393 (ipcp_replace_map_create): Remove support for Fortran constant
3395 * ipa-prop.c (ipa_method_modify_stmt,
3396 ipa_callsite_compute_param): Support for SSA.
3397 * ipa-prop.h (ipcp_driver): Remove declaration.
3398 (IS_VALID_TREE_MAP_INDEX): Add define.
3400 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3402 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3404 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3407 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3408 constant argument to cabs and do it without checking for
3409 -funsafe-math-optimizations.
3411 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3413 * c-common.h (RID_FIRST_CXX0X): New.
3414 (RID_LAST_CXX0X): New.
3415 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3417 * c.opt (Wc++0x-compat): New.
3418 * doc/invoke.texi (-Wc++0x-compat): Document.
3420 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3422 * builtins.c (fold_builtin_carg): New.
3423 (fold_builtin_1): Use it.
3425 2007-01-24 Jan Hubicka <jh@suse.cz>
3427 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3429 * ipa-inline.c (initial_insns, max_insns): Delete.
3430 (compute_max_insns): New function.
3431 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3432 of insns as base for code growth.
3433 (cgraph_decide_inlining): Make initial_insns local; do not compute
3435 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3436 * doc/invoke.texi (inline-unit-growth): Update docs.
3438 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3440 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3441 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3442 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3443 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3444 for CPUs that have PTA_CX16 set.
3447 * gimplify.c (omp_check_private): New function.
3448 (gimplify_scan_omp_clauses): Use it for
3449 firstprivate/lastprivate/reduction.
3452 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3453 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3456 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3457 If lower_lastprivate_clauses emits some statements, append them
3458 to dlist rather than body_p and to body_p append an initializer.
3459 (lower_omp_for): Adjust caller.
3461 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3463 * target.h (globalize_decl_name): New.
3464 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3465 * output.h (default_globalize_decl_name): New.
3466 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3468 (globalize_decl): Ditto.
3469 (default_globalize_decl_name): New.
3470 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3471 (ia64_handle_version_id_attribute): New.
3472 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3473 (ia64_asm_output_external): Use globalize_decl_name instead
3475 * doc/extend.texi (version_id): New pragma.
3476 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3478 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3480 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3481 _uleb128_t and _Unwind_SWord with _sleb128_t.
3482 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3483 uw_frame_state_for, uw_update_context_1): Likewise.
3484 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3485 * unwind-pe.h (read_uleb128, read_sleb128,
3486 read_encoded_value_with_base): Likewise.
3487 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3489 2007-01-24 Richard Guenther <rguenther@suse.de>
3491 * builtins.c (expand_builtin_cexpi): Get the fndecl
3492 for cexp in the correct way.
3494 2007-01-24 Jan Hubicka <jh@suse.cz>
3496 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3498 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3500 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3501 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3502 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3503 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3504 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3505 __SIZEOF_PTRDIFF_T__.
3506 * doc/cpp.texi: Documentation for the new builtin macros added.
3508 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3510 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3511 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3512 instead of operands[2] to avoid access past the end of array.
3514 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3516 * reload1.c (emit_reload_insns): Pass the reload register
3517 for a non-spill output reload through forget_old_reloads_1.
3519 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3521 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3522 _SOFT_DOUBLE if doubles use software floating-point.
3523 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3524 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3525 * config/rs6000/darwin-ldouble.c: Also compile functions for
3526 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3527 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3528 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3529 commented-out long double override.
3530 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3531 * config/rs6000/eabispe.h: Likewise.
3532 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3533 long double for non-SPE.
3534 (rs6000_handle_option): Likewise.
3535 (invalid_e500_subreg): Disallow more subregs involding DImode,
3536 DFmode, TImode or TFmode.
3537 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3539 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3541 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3542 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3544 (rs6000_legitimate_address): Also check for TFmode for E500
3546 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3547 (spe_build_register_parallel): Handle TFmode and TCmode.
3548 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3550 (function_arg): Handle TFmode and TCmode for E500 double.
3551 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3553 (print_operand): Handle TFmode and TImode for %y.
3554 (rs6000_generate_compare): Handle TFmode comparisons for E500
3556 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3557 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3558 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3559 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3560 TFmode for E500 double.
3561 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3562 (floatsidf2): Enable for E500 double.
3563 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3564 (extenddftf2): Change to extenddftf2_fprs.
3565 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3566 depending on TARGET_E500_DOUBLE.
3567 (extendsftf2): Enable for E500 double.
3568 (trunctfdf2): Enable for E500 double.
3569 (trunctfsf2): Change to trunctfsf2_fprs.
3570 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3571 depending on TARGET_E500_DOUBLE.
3572 (floatsitf2): Enable for E500 double.
3573 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3574 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3575 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3576 (negtf2): Change to negtf2_internal.
3577 (negtf2): New expander.
3578 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3579 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3580 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3581 (movdi_internal32): Use rs6000_nonimmediate_operand.
3582 (unnamed splitter): Likewise.
3583 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3584 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3585 (SPE64TF, DITI): New mode macros.
3586 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3589 (frob_<mode>_di_2): New.
3590 (frob_tf_di_8_2): New.
3591 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3593 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3595 (frob_ti_<mode>_8_2): New.
3596 (frob_ti_tf_2): New.
3597 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3598 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3600 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3601 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3602 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3603 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3604 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3605 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3608 2007-01-23 Ian Lance Taylor <iant@google.com>
3610 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3612 (OBJS-archive): Reformat, alphabetize.
3613 (OBJS): Change out_object_file to OBJS-md.
3615 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3617 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3618 JUMP_P and CALL_P predicates where applicable.
3619 * config/i386/i386.c: Ditto.
3620 * config/i386/i386.md: Ditto.
3621 * config/i386/mmx.md: Ditto.
3622 * config/i386/predicates.md: Ditto.
3624 2007-01-22 Andreas Schwab <schwab@suse.de>
3626 * config/m68k/m68k.h: Fix comment.
3628 2007-01-22 Jan Hubicka <jh@suse.cz>
3630 * passes.c (init_optimization_passes): Do not rerun
3631 pass_early_warn_uninitialized.
3633 2007-01-22 Richard Guenther <rguenther@suse.de>
3635 PR tree-optimization/30038
3636 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3638 (execute_cse_sincos_1): Likewise.
3639 (execute_cse_sincos): Likewise.
3640 (gate_cse_sincos): Likewise.
3641 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3642 the cexpi() canonicalization of sincos().
3643 * tree-pass.h (pass_cse_sincos): Declare.
3644 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3646 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3648 PR rtl-optimization/29329
3649 * combine.c (replaced_rhs_insn): Rename to i2mod.
3650 (replaced_rhs_value): Rename to i2mod_new_rhs.
3651 (i2mod_old_rhs): New global variable.
3652 (combine_instructions): Adjust for above change. Save a copy of
3653 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3654 note are substituted in the second instruction.
3655 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3656 ditch the note if it pertains to the second eliminated register
3657 and this register is mentioned in i2mod_old_rhs.
3660 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3662 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3663 the insn to which the note was originally attached.
3665 2007-01-21 Jan Hubicka <jh@suse.cz>
3667 * ipa-inline.c (inlining_mode): Comment, move up.
3668 (cgraph_decide_inlining_incrementally): Do not perform inlining
3669 itself; fix handling of flattening of self recursive functions.
3670 (cgraph_find_cycles): Remove.
3671 (cgraph_flatten_node): Remove.
3672 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3673 (try_inline): New function.
3674 (cgraph_early_inlining): Update call of
3675 cgraph_decide_inlining_incrementally. Apply inlining here.
3676 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3678 2007-01-21 Dirk Mueller <dmueller@suse.de>
3681 * tree-vrp.c (check_array_bounds): do not warn
3682 about ADDR_EXPR's of ARRAY_REF's which are immediately
3683 used in binary expressions.
3685 2007-01-21 Ira Rosen <irar@il.ibm.com>
3687 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3688 read_write_dep and macros for its access.
3689 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3690 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3691 argument, call vect_check_interleaving for every independent pair of
3692 data-refs. Mark loads that access the same memory location as a store
3694 (vect_check_dependences): Remove.
3695 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3696 call, fix the call to vect_analyze_data_ref_dependence.
3697 (vect_analyze_data_ref_access): For statements that access the same
3698 data-ref, check that they are not stores; for loads, check that there
3699 is no store that access the same location.
3701 2007-01-20 Roger Sayle <roger@eyesopen.com>
3702 Joseph Myers <joseph@codesourcery.com>
3704 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3705 (-fdump-rtl-stack): Likewise.
3706 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3707 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3708 (-mpt-fixed): Use @minus{} for minus sign.
3709 (Using Precompiled Headers): Fix under/overfull hbox.
3711 2007-01-20 Jan Hubicka <jh@suse.cz>
3713 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3714 place within annotation.
3716 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3718 * pa.c (output_move_double): Change array size of xoperands to 4.
3720 2007-01-20 Jan Hubicka <jh@suse.cz>
3722 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3725 2007-01-19 Ian Lance Taylor <iant@google.com>
3727 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3728 constant to unsigned HOST_WIDE_INT before negating.
3730 2007-01-19 Ian Lance Taylor <iant@google.com>
3732 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3734 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3735 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3736 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3737 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3738 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3739 (realloc_vdef, realloc_vuse): Change second parameter to
3741 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3743 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3744 unsigned. Change x and lim locals to unsigned.
3745 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3747 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3748 (copy_virtual_operands): Change i and n locals to unsigned.
3750 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3753 * builtins.c (fold_builtin_1): Handle builtin fdim.
3755 2007-01-20 Jan Hubicka <jh@suse.cz>
3757 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3758 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3759 init_alias_heapvars.
3760 (init_alias_heapvars): Initialize only when not already initialized.
3761 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3763 2007-01-19 Roger Sayle <roger@eyesopen.com>
3765 * common.opt (fsigned-zeros): New command line option.
3766 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3767 of flag_unsafe_math_optimizations.
3768 * opts.c (set_fast_math_flags): The -ffast-math command line option
3769 implies -fno-signed-zeros.
3770 (fast_math_flags_set_p): Likewise.
3772 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3773 the documentation of -ffast-math appropriately. Wrap long lines.
3775 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3777 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3778 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3780 2007-01-19 Tomas Bily <tbily@suse.cz>
3782 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3784 (tree_init_ic_make_global_vars): New function
3785 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3786 (tree_gen_ic_profiler): New function
3787 (tree_gen_ic_func_profiler): New function
3788 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3789 (tree_profile_hooks): Added hook for indirec/virtual calls
3790 * value-prof.c (tree_find_values_to_profile): New case for
3792 (tree_values_to_profile): Call for determining indirect/virtual
3794 (tree_indirect_call_to_profile): New function
3795 (tree_ic_transform): New function
3796 (tree_ic): New function
3797 (find_func_by_pid): New function
3798 (init_pid_map): New function
3799 (tree_value_profile_transformations): Added check for
3800 indirect/virtual call transformation
3801 * value-prof.h (enum hist_type): New counter type for
3802 indirect/virtual calls
3803 (profile_hooks): Added new hook for profiling indirect/virtual
3805 * profile.c (instrument_values): New case for indirect/virtual
3807 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3808 (GCOV_COUNTER_V_INDIR): New counter type
3809 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3810 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3812 * cgraph.c: Definition of cgraph_max_pid
3813 (cgraph_create_node): Default init of pid attribute
3814 * cgraph.h: Declaration of cgraph_max_pid
3815 (struct cgraph_node): Added pid attribute
3816 * libgcov.c (__gcov_indirect_call_profiler): New function
3817 (__gcov_one_value_profiler_body): New function
3818 (__gcov_one_value_profiler): Body was moved to
3819 __gcov_one_value_profiler_body and calls it
3821 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
3823 * doc/gty.texi (Options): Document the mark_hook option to GTY.
3824 * gengtype.c (write_types_data, write_func_for_structure,
3825 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
3826 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
3827 (walk_type, write_func_for_structure): Generate the mark_hook if
3830 2007-01-19 Jan Hubicka <jh@suse.cz>
3832 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
3833 'early' argument take inlining mode argument specifying whether to
3834 inline for size/speeed or all functions; add support for flattening;
3836 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
3838 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3841 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
3842 the name of the declared identifier.
3844 2007-01-19 Dirk Mueller <dmueller@suse.de>
3846 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
3847 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
3848 duplicate evaluation.
3850 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3852 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
3853 Macroize expander using X87MODEF12 mode macro. Extend operand 1
3854 to XFMode, use acosxf2 and truncate result to requested mode.
3855 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
3856 (asin<mode>2): Similarly, with asin expanders.
3857 (*fscalexf4_i387): Rename from *fscalexf4.
3858 (expNcorexf3): New expander.
3859 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
3860 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
3861 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
3862 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
3863 patterns for SSE math.
3864 (exp10<mode>2): Similarly, with exp10 expanders.
3865 (exp2<mode>2): Similarly, with exp2 expanders.
3866 (expm1<mode>2): Similarly, with expm1 expanders.
3867 (ldexp<mode>3): Similarly, with ldexp expanders.
3868 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
3869 Use gen_truncxf<mode>2_i387_noop to truncate result.
3871 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3873 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
3874 for ColdFire targets.
3876 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
3877 Richard Sandiford <richard@codesourcery.com>
3879 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
3880 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
3881 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
3882 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
3883 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3884 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3886 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3888 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
3889 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
3890 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
3891 (*adddi_dilshr32_cf): New pattern.
3892 (adddi3, subdi3): Remove first alternatives.
3894 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3896 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
3897 implemented using move.l, do not use its cc result for floating-point
3900 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3902 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
3903 from accepting 's' constraints if flag_pic.
3905 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3907 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
3908 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
3909 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
3910 condition from TARGET_68881 to TARGET_HARD_FLOAT.
3912 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
3914 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
3915 ColdFire alternatives.
3916 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
3917 * config/m68k/m68k.md (clzsi2): Define for ColdFire
3918 architectures that support ff1 instruction.
3920 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3921 Julian Brown <julian@codesourcery.com>
3923 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
3924 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
3925 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
3928 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3930 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
3932 (output_move_const_into_data_reg, output_move_simode_const): Delete.
3933 * config/m68k/m68k.c (const_method, const_int_cost): Take a
3934 HOST_WIDE_INT instead of an rtx.
3935 (m68k_rtx_costs): Update call accordingly.
3936 (output_move_const_into_data_reg): Likewise. Fix formatting.
3937 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
3939 (output_move_simode_const): Update calls after above changes.
3940 Rework to use automatic variables and predicates like MEM_P.
3941 * config/m68k/m68k.md (pushexthisi_const): Update call to
3944 2007-01-19 Dirk Mueller <dmueller@suse.de>
3946 * tree-ssa-alias.c (perform_var_substitution): Fix typo
3949 2007-01-19 Richard Guenther <rguenther@suse.de>
3951 * builtins.c (expand_builtin_cexpi): Fall back to expanding
3952 via cexp in case sincos is not available.
3954 2007-01-19 Richard Guenther <rguenther@suse.de>
3956 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
3957 * defaults.h (TARGET_HAS_SINCOS): Default to off.
3958 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
3959 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
3960 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
3961 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
3962 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
3963 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
3965 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3967 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
3969 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
3970 (atan2xf3): Directly generate RTL pattern.
3971 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
3972 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3973 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3974 disable patterns for SSE math.
3975 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
3976 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3977 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3978 disable patterns for SSE math.
3980 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
3982 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
3984 2007-01-18 Roger Sayle <roger@eyesopen.com>
3986 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
3987 VIEW_CONVERT_EXPR to the same type as it's operand.
3989 2007-01-18 David Edelsohn <edelsohn@gnu.org>
3991 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
3992 configured for long double 128.
3994 2007-01-18 Mike Stump <mrs@apple.com>
3996 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
3999 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4001 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4004 2007-01-18 Jan Hubicka <jh@suse.cz>
4006 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4007 greater than NUM_VOP_FREE_BUCKETS.
4009 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4011 * tree-ssa-structalias.c: Update comments.
4012 (ptabitmap_obstack): Removed.
4014 (oldpta_obstack): Ditto.
4015 (stats): Add a few members.
4016 (struct variable_info): Remove node, complex, address_taken, and
4017 indirect_target members. Add oldsolution member.
4018 (new_var_info): Do not initialize removed members.
4019 (constraint_expr_type): Remove INCLUDES.
4020 (constraint_graph): Add size, implicit_preds, rep,
4021 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4022 (FIRST_REF_NODE): New macro.
4023 (LAST_REF_NODE): Ditto.
4024 (FIRST_ADDR_NODE): Ditto.
4025 (find): New function.
4027 (dump_constraint): Do not handle INCLUDES.
4028 (insert_into_complex): Do not insert duplicate constraints.
4029 (condense_varmap_nodes): Renamed and rewritten into ...
4030 (merge_node_constraints): This. Also fix bug in handling of
4031 offseted copy constraints.
4032 (clear_edges_for_node): No longer need to deal with preds at all,
4033 or removing associated preds/succs.
4034 (merge_graph_nodes): Deal with indirect_cycles.
4035 Don't deal with predecessors.
4036 (add_implicit_graph_edge): New function.
4037 (add_pred_graph_edge): Ditto.
4038 (add_graph_edge): Don't deal with predecessors.
4039 (build_constraint_graph): Removed.
4040 (build_pred_graph): New function.
4041 (build_succ_graph): Ditto.
4042 (struct scc_info): Removed in_component. Added roots, dfs, and
4043 node_mapping. Remove visited_index, unification_queue.
4044 (scc_visit): Deal with union-find we do now.
4045 Deal with cycles with REF nodes.
4046 (collapse_nodes): Renamed and rewritten to ...
4047 (unify_nodes): This.
4048 (process_unification_queue): Removed.
4049 (topo_visit): Cleanup
4050 (do_da_constraint): Use find.
4051 (do_sd_constraint): Ditto.
4052 (do_ds_constraint): Ditto.
4053 (do_complex_constraint): Ditto.
4054 (init_scc_info): Update for removed and added members.
4055 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4056 (find_indirect_cycles): This.
4057 (equivalence_class): New variable.
4058 (label_visit): New function.
4059 (perform_variable_substitution): Rewritten.
4060 (free_var_substitution_info): New function.
4061 (find_equivalent_node): Ditto.
4062 (move_complex_constraints): Ditto.
4063 (eliminate_indirect_cycles): Ditto.
4064 (solve_graph): Only propagate changed bits.
4065 Use indirect cycle elimination.
4067 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4068 (tree_id_eq): Renamed to ...
4069 (tree_vi_eq): This. Update for member change
4070 (insert_id_for_tree): Renamed and rewritten to ...
4071 (insert_vi_for_tree): This.
4072 (lookup_id_for_tree): Renamed and rewritten to ...
4073 (lookup_vi_for_tree): This.
4074 (get_id_for_tree): Renamed and rewritten to ...
4075 (get_vi_for_tree): Ditto.
4076 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4077 (process_constraint): Don't handle INCLUDES.
4078 Remove special ADDRESSOF case.
4079 (find_func_aliases): Rewrite to use vi functions instead of id
4081 (create_function_info_for): Ditto.
4082 (create_variable_info_for): Ditto.
4083 (intra_create_variable_infos): Ditto.
4084 (merge_smts_into): Ditto.
4085 (find_what_p_points_to): Ditto.
4086 (init_base_vars): Ditto.
4087 (init_alias_vars): Ditto.
4088 (remove_preds_and_fake_succs): New function.
4089 (dump_sa_points_to_info): Dump new stats.
4090 (dump_solution_for_var): Use find.
4091 (set_used_smts): Fix formatting.
4092 (compute_points_to_sets): Updated for new functions.
4093 (ipa_pta_execute): Ditto.
4095 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4096 Richard Sandiford <richard@codesourcery.com>
4098 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4100 * calls.c (expand_call): If the return value is a PARALLEL,
4101 extract its first member.
4102 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4103 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4104 use FUNCTION_EXTRA_EPILOGUE.
4105 (m68k_function_value): Return a PARALLEL if the return value
4106 is of a pointer type.
4107 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4108 (FUNCTION_EXTRA_EPILOGUE): Remove.
4109 * config/m68k/m68k.md (D0_REG): New constant.
4111 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4113 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4114 output a NOP for empty epilogues.
4116 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4118 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4119 before function. Extend register save check to include all
4120 registers, not just integer ones.
4122 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4124 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4125 (m68k_use_return_insn): ...this.
4126 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4127 * config/m68k/m68k.c (use_return_insn): Rename to...
4128 (m68k_use_return_insn): ...this.
4129 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4132 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4134 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4135 nearest even, fix denormal rounding overflow.
4137 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4139 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4140 f%$smove and f%$move.
4141 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4142 (extendsfdf2_cf): Use fdmove instead of f%&move.
4143 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4144 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4146 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4148 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4151 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4153 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4154 (coldfire_single_format): Declare.
4155 (coldfire_double_format): Likewise.
4156 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4157 of qnan_msb_set to determine the lower bits of a canonical
4159 (encode_ieee_double): Likewise.
4160 (encode_ieee_quad): Likewise.
4161 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4162 (mips_single_format): Likewise.
4163 (ieee_double_format): Likewise.
4164 (mips_double_format): Likewise.
4165 (ieee_extended_motorola_format): Likewise.
4166 (ieee_extended_intel_96_format): Likewise.
4167 (ieee_extended_intel_128_format): Likewise.
4168 (ieee_extended_intel_96_round_53_format): Likewise.
4169 (ibm_extended_format): Likewise.
4170 (mips_extended_format): Likewise.
4171 (ieee_quad_format): Likewise.
4172 (mips_quad_format): Likewise.
4173 (vax_f_format): Likewise.
4174 (vax_d_format): Likewise.
4175 (vax_g_format): Likewise.
4176 (i370_single_format): Likewise.
4177 (i370_double_format): Likewise.
4178 (decimal_single_format): Likewise.
4179 (decimal_double_format): Likewise.
4180 (decimal_quad_format): Likewise.
4181 (c4x_single_format): Likewise.
4182 (c4x_extended_format): Likewise.
4183 (real_internal_format): Likewise.
4184 (coldfire_single_format): New real_format.
4185 (coldfire_double_format): Likewise.
4186 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4187 canonical_nan_lsbs_set.
4188 (pdp11_d_format): Likewise.
4189 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4190 if TARGET_COLDFIRE_CPU.
4192 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4194 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4195 (output_call, m68k_legitimize_call_address): Declare.
4196 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4197 parenthesees. Add support for a 'W' constraint.
4198 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4199 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4200 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4201 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4203 (override_options): Initialize them. Do not set flag_no_function_cse
4204 for TARGET_ID_SHARED_LIBRARY.
4205 (m68k_output_pic_call): Delete.
4206 (m68k_legitimize_call_address): New function.
4207 (print_operand): Remove the %o prefix. Handle the %p prefix.
4208 (output_call): New function.
4209 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4210 target address from the GOT if symbolic jumps are not allowed.
4211 * config/m68k/m68k.md (call, general_operand): Do not set
4212 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4213 Merge separate flag_pic and !flag_pic define_insns into...
4214 (*call, *call_value): ...these new patterns. Match the address
4215 rather than the containing MEM and require it to be a call_operand.
4216 Use output_call to generate the asm template.
4217 * config/m68k/predicates.md (const_call_operand): New predicate.
4218 (call_operand): Likewise.
4220 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4222 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4223 (STACK_GROWS_DOWNWARD): Define to 1.
4224 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4225 comments, emphasizing that these values are only defaults.
4226 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4227 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4229 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4231 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4233 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4234 Richard Sandiford <richard@codesourcery.com>
4236 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4237 (FP_REGNO_P): New macros.
4238 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4239 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4240 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4241 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4243 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4245 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4246 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4248 * config/m68k/t-floatlib: New file, extracting common code from...
4249 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4250 * config/m68k/t-uclinux: Here.
4251 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4252 routines on ColdFire targets.
4254 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4256 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4257 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4258 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4259 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4260 explicitly set MOTOROLA to 1.
4261 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4263 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4264 Nathan Sidwell <nathan@codesourcery.com>
4266 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4267 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4268 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4269 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4270 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4271 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4272 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4273 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4274 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4275 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4276 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4277 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4278 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4279 (DBX_REGISTER_NUMBER): Delete.
4280 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4281 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4282 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4284 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4286 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4287 * config/flat.h: New file.
4288 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4290 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4291 indirect references for -msep-data or -mid-shared-library.
4292 Do not use PC-relative code addresses either.
4293 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4295 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4296 for shared libraries and crt1.o for executables. Use crti.o and
4298 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4299 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4300 Do not add -elf2flt or -shared-lib-id options here.
4301 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4302 Pass -shared-lib-id if -mid-shared-library, taking the library
4303 identifier from -mshared-library-id if given, otherwise
4305 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4306 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4307 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4308 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4309 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4310 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4312 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4313 jump sequence for ISA A and ISA A+.
4314 (PICJUMP): Likewise.
4316 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4318 * config.gcc (m68k-*-uclinux*): Base the port on the common
4319 and m68k GNU/Linux files rather than on the generic ELF ones.
4320 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4321 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4323 2007-01-18 Julian Brown <julian@codesourcery.com>
4324 Richard Sandiford <richard@codesourcery.com>
4326 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4327 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4328 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4330 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4332 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4334 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4336 * doc/install.texi: Document m68k-uclinuxoldabi.
4337 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4338 * config/m68k/uclinux-oldabi.h: New file, copied from
4339 config/m68k/uclinux.h.
4341 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4343 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4344 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4345 (m32r_compute_frame_size): Use unsigned for regno.
4346 (m32r_reload_lr): Use gen_frame_mem.
4348 (m32r_output_function_epilogue): Don't output the function epilogue
4350 (m32r_expand_epilogue): New.
4351 (direct_return): Return false if the function has the interrupt
4353 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4354 * config/m32r/m32r.md (epilogue): New expander.
4355 (return_lr, return_rte): New insns.
4356 (return): Make it expander.
4357 (return_normal): New expander.
4359 2007-01-18 Josh Conner <jconner@apple.com>
4362 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4363 support for UNLE, UNLT, UNGE, and UNGT.
4365 2007-01-18 Jan Hubicka <jh@suse.cz>
4367 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4368 * tree-tailcall (add_virtual_phis): Likewise.
4369 (optimize_tail_call): Return TODOs.
4370 (execute_tail_calls): Return TODOs.
4371 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4372 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4374 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4375 Cleanup cfg using TODO.
4376 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4377 * passes.c (execute_function_todo): When cleanup did something, remove
4379 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4380 (make_edges): Don't cleanup_cfg.
4382 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4384 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4385 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4386 operate on the top of stack.
4387 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4388 register handling of instructions that output to the second
4390 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4391 (move_for_stack_reg): Special-case check for dead destination
4392 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4394 * config/i386/i386.md (UNSPEC_TAN): New constant.
4395 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4396 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4397 to correctly model move of constant 1.0 to top stack slot.
4398 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4399 (unnamed peephole2 pattern): Remove corresponding peephole2
4400 pattern that optimizes tan insn and loading of constant 1.0.
4401 (tanxf2): Use fptanxf4_i387.
4402 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4403 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4404 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4405 disable patterns for SSE math.
4406 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4407 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4409 2007-01-18 Dirk Mueller <dmueller@suse.de>
4410 Richard Guenther <rguenther@suse.de>
4413 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4414 * common.opt (Warray-bounds): Add new warning option.
4415 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4417 * Makefile.in: make tree-vrp.o depend on toplev.h
4418 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4420 (check_array_refs, check_array_bounds, check_array_ref): New.
4422 2007-01-18 Jan Hubicka <jh@suse.cz>
4424 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4425 (execute_ssa_ccp): Return flags conditionally.
4426 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4428 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4430 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4432 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4433 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4435 * Makefile.c (GTFILES): Add cfglayout.h.
4436 * gengtype.c (open_base_files): Likewise.
4437 * cfglayout.c (cfg_layout_function_footer,
4438 cfg_layout_function_header) Reindent to make gengtype happy.
4439 * cfglayout.h (cfg_layout_function_footer,
4440 cfg_layout_function_header): Add GTY(()) marker.
4442 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4444 2007-01-18 Ben Elliston <bje@au.ibm.com>
4446 * genautomata.c (write_automata): Include xstrerror output in the
4447 error message if writing the DFA description file fails.
4449 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4451 * config/mips/mips-protos.h (mips_output_external): Make it
4453 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4454 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4455 (extern_list): Likewise.
4456 (extern_head): Likewise.
4457 (TARGET_ASM_FILE_END): Likewise.
4458 (mips_file_end): Likewise.
4459 (mips_output_external): Rewritten.
4461 2007-01-18 Ben Elliston <bje@au.ibm.com>
4463 * genpreds.c (write_insn_preds_c): Only write out the function
4464 body for regclass_for_constraint if we have register constraints.
4466 2007-01-17 Tom Tromey <tromey@redhat.com>
4468 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4469 * doc/install.texi (Testing): Use sourceware.org.
4470 (Binaries): Likewise.
4471 (Specific): Likewise.
4472 * doc/contrib.texi (Contributors): Use sourceware.org.
4474 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4476 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4477 (AVR_ENHANCED): Rename to ...
4478 (AVR_HAVE_MUL): ... new.
4479 (avr_enhanced_p): Rename to ...
4480 (avr_have_mul_p): ... new.
4481 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4482 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4483 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4484 (avr_have_mul_p): ... new.
4485 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4486 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4487 'avr_enhanced_p' and 'enhanced'.
4488 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4489 AVR_HAVE_MUL instead of AVR_ENHANCED.
4490 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4491 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4492 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4493 instead of AVR_ENHANCED.
4494 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4495 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4496 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4498 2007-01-17 Ian Lance Taylor <iant@google.com>
4500 * vec.h (VEC_reserve_exact): Define.
4501 (vec_gc_p_reserve_exact): Declare.
4502 (vec_gc_o_reserve_exact): Declare.
4503 (vec_heap_p_reserve_exact): Declare.
4504 (vec_heap_o_reserve_exact): Declare.
4505 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4507 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4509 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4510 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4511 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4512 * vec.c (calculate_allocation): Add exact parameter. Change all
4514 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4515 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4516 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4517 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4518 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4519 (vec_heap_p_reserve_exact): New function.
4520 (vec_heap_o_reserve_exact): New function.
4522 2007-01-17 Jan Hubicka <jh@suse.cz>
4524 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4526 2007-01-17 Eric Christopher <echristo@apple.com>
4528 * config.gcc: Support core2 processor.
4530 2007-01-16 Jan Hubicka <jh@suse.cz>
4532 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4533 the names, just unlink the chain so we don't crash on dangling pointers
4536 2007-01-16 Jan Hubicka <jh@suse.cz>
4538 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4539 * tree-pass.h: Reorder to make IPA passes appear toegher.
4540 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4541 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4542 parameters, do not call early inliner.
4543 * ipa-inline.c: Update comments. Include tree-flow.h
4544 (cgraph_decide_inlining): Do not compute inlining parameters.
4545 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4546 be called with function context set up.
4547 (pass_ipa_inline): Remove unreachable functions before pass.
4548 (cgraph_early_inlining): Simplify assuming to be called from the
4550 (pass_early_inline): New pass.
4551 (cgraph_gate_ipa_early_inlining): New gate.
4552 (pass_ipa_early_inline): Turn into simple wrapper.
4553 (compute_inline_parameters): New function.
4554 (gate_inline_passes): New gate.
4555 (pass_inline_parameters): New pass.
4556 (apply_inline): Move here from tree-optimize.c
4557 (pass_apply_inline): New pass.
4558 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4560 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4562 (tree_function_versioning): Do not allocate dummy struct function.
4563 * tree-inline.h (optimize_inline_calls): Update prototype.
4564 * tree-optimize.c (execute_fixup_cfg): Export.
4565 (pass_fixup_cfg): Remove
4566 (tree_rest_of_compilation): Do not apply inlines.
4567 * tree-flow.h (execute_fixup_cfg): Declare.
4568 * Makefile.in (gt-passes.c): New.
4569 * passes.c: Include gt-passes.h
4570 (init_optimization_passes): New passes.
4571 (nnodes, order): New static vars.
4572 (do_per_function_toporder): New function.
4573 (execute_one_pass): Dump current pass here.
4574 (execute_ipa_pass_list): Don't dump current pass here.
4576 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4578 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4579 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4581 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4583 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4584 (strong_alias): Define.
4585 (__gcc_qmul): Provide non-FMA for soft-float.
4591 (__gcc_qunord): New.
4601 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4602 soft-float functions.
4603 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4604 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4605 about long double soft float.
4607 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4608 Tehila Meyzels <tehila@il.ibm.com>
4610 * tree-vectorizer.h (is_pattern_stmt_p): New.
4611 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4612 formatting (tabs instead of spaces). Cleanup and clarify setting
4613 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4614 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4615 (vectorizable_type_demotion): Check that types are integral.
4616 (vectorizable_type_promotion): Likewise.
4617 (vectorizable_store): Fix typo. Eliminate new-line at end of
4620 2007-01-16 Jan Hubicka <jh@suse.cz>
4622 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4625 2007-01-15 Eric Christopher <echristo@apple.com>
4627 * ifcvt.c: Include vec.h, vecprim.h.
4628 (check_cond_move_block): New argument regs.
4629 Reorganize. Add registers used to regs.
4630 (cond_move_process_if_block): Use regs set above as
4633 2007-01-15 Eric Christopher <echristo@apple.com>
4635 * config/darwin.h: Update copyright.
4636 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4637 (LINK_COMMAND_SPEC): Add -u.
4638 (LINK_SPEC): Fix umbrella for above.
4640 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4642 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4645 2007-01-15 Tom Tromey <tromey@redhat.com>
4647 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4648 * doc/install.texi (Testing): Don't mention jacks.
4649 (Configuration): Document --enable-java-maintainer-mode. Move
4650 --with-java-home to libgcj-specific section. Document
4652 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4654 2007-01-15 Jan Hubicka <jh@suse.cz>
4656 * tree-ssa-dce.c (DCE_TODOs): New.
4657 (propagate_necessity): Return if something changed.
4658 (eliminate_unnecessary_stmts): Likewise.
4659 (perform_tree_ssa_dce): Return TODO flags when needed.
4660 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4662 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4664 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4665 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4666 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4667 patterns using X87MODEF12 mode macro. Extend operand 1
4668 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4669 (log10<mode>2): Ditto.
4670 (log2<mode>2): Ditto.
4671 (log1p<mode>2): Ditto.
4672 (logb<mode>2): Ditto.
4673 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4674 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4675 (*fxtractxf3_i387): Rename from *fxtractxf3.
4676 (fxtract_extend<mode>xf3_i387): New insn pattern.
4677 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4678 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4679 and gen_fyl2xxf3_i387().
4681 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4683 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4684 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4685 get_loop_exit_edges. Changed return type to bool.
4686 * cfgloop.h (fix_loop_placement): Declaration removed.
4688 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4690 * param.h (MIN_VECT_LOOP_BOUND): New.
4691 * params.def (MIN_VECT_LOOP_BOUND): New.
4692 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4693 argument - minimum threshold for number of iterations.
4694 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4695 argument to declaration.
4696 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4697 MIN_VECT_LOOP_BOUND.
4698 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4699 slpeel_tree_peel_loop_to_edge with additional argument.
4700 (vect_do_peeling_for_alignment): Likewise.
4701 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4703 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4706 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4709 2007-01-14 Jan Hubicka <jh@suse.cz>
4711 * tree-dfa.c (remove_referenced_var): New function.
4712 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4713 prune referenced vars list too.
4714 * tree-flow.h (remove_referenced_var): Declare.
4716 2007-01-14 Jan Hubicka <jh@suse.cz>
4718 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4720 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4721 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4722 * except.h (verify_eh_throw_table_statements): Kill prototype.
4723 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4724 into call exrepssions.
4725 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4727 * tree-cfg.c: Include pointer-set.h.
4728 (verify_node_sharing): Work on pointer set.
4729 (verify_eh_throw_stmt_node): New.
4730 (verify_stmts): Use pointers sets, verify throw_stmt.
4732 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4734 * ipa-reference.c (analyze_function): Consider also addresses taken
4737 2007-01-12 Roger Sayle <roger@eyesopen.com>
4739 * c-typeck.c (null_pointer_constant_p): Replace use of
4740 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4741 (build_c_cast): Likewise.
4743 2007-01-12 Roger Sayle <roger@eyesopen.com>
4745 * tree.h (force_fit_type_double): Remove unused final argument.
4746 * c-common.c (constant_expression_warning): Replace use of
4747 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4748 (convert_and_check): Likewise.
4749 (shorten_compare): Update call to force_fit_type_double.
4750 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4751 * convert.c (convert_to_pointer): Update call to
4752 force_fit_type_double.
4753 * fold-const.c (force_fit_type_double): Remove overflowed_const
4755 (int_const_binop, fold_convert_const_int_from_int,
4756 fold_convert_const_int_from_real, fold_div_compare,
4757 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4758 fold_abs_const, fold_not_const): Remove the final argument from
4759 calls to force_fit_type_double.
4761 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4763 * configure.ac: Set insn to "nop" for spu-*-* also.
4764 * configure: Regenerate.
4766 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4768 * builtins.def : Add BUILT_IN_FREE.
4770 2007-01-12 Jan Hubicka <jh@suse.cz>
4772 PR tree-optimization/30443
4773 * tree-inline.c (tree_function_versioning): Do not optimize when
4774 cloning for inlining.
4776 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4778 * doc/loop.texi: Document recording of loop exits.
4779 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4780 (update_single_exits_after_duplication,
4781 update_single_exit_for_duplicated_loop,
4782 update_single_exit_for_duplicated_loops): Removed.
4783 (duplicate_loop_to_header_edge): Do not call
4784 update_single_exits_after_duplication and
4785 update_single_exit_for_duplicated_loops.
4786 (loop_version): Do not update single_exit information.
4787 (fix_loop_structure): Use record_loop_exits instead of
4788 mark_single_exit_loops.
4789 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4790 the lists of loop exits.
4791 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4792 split_edge, merge_blocks): Update the lists of loop exits.
4793 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4794 loop_optimizer_init.
4795 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4796 of mark_single_exit_loops.
4797 (loop_optimizer_finalize): Call release_recorded_exits.
4798 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4799 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4800 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4801 update single exit information.
4802 * lambda-code.c (perfect_nestify): Ditto.
4803 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4804 (mark_single_exit_loops): Removed.
4805 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4806 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4807 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4809 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4810 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4811 (verify_loop_structure): Verify consistency of the exit lists.
4812 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4813 (set_single_exit): Removed.
4814 * cfgloop.h (struct loop_exit): New function.
4815 (struct loop): single_exit_ field replaced by exits field.
4816 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4817 (struct loops): Added exits hash.
4818 (mark_single_exit_loops, set_single_exit): Declaration removed.
4819 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4821 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4823 * doc/invoke.texi: Avoid use of @headitem.
4825 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4827 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
4829 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4831 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
4834 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4835 Richard Sandiford <richard@codesourcery.com>
4837 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
4838 * config/m68k/m68k.opt: Resort options.
4839 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
4841 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4842 Richard Sandiford <richard@codesourcery.com>
4844 * doc/invoke.texi: Document the macros that are defined by
4845 m68k's -mtune and -mhard-float options.
4846 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
4847 (m68k_cpp_cpu_family): Likewise.
4848 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
4849 of __ucfv*__ macros. Define __mcffpu__ if generating code for
4850 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
4851 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
4852 (m68k_cpp_cpu_family): Likewise.
4854 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4856 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
4857 macros besides mc68000 as tuning macros. Use a switch statement
4858 to set them and mcpu32.
4860 2007-01-12 Julian Brown <julian@codesourcery.com>
4862 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
4863 (TARGET_68040_ONLY): Rename to...
4864 (TARGET_68040): ...this.
4865 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
4866 * config/m68k/m68k.md: Likewise.
4868 2007-01-12 Julian Brown <julian@codesourcery.com>
4869 Nathan Sidwell <nathan@codesourcery.com>
4870 Richard Sandiford <richard@codesourcery.com>
4872 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
4873 the -mcpu= argument associated with the --with-cpu setting.
4874 Define M68K_DEFAULT_TUNE to the default -mtune= option,
4875 if different from the one implied by the -mcpu setting.
4876 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
4877 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
4878 * doc/invoke.texi: Mention ColdFire in the introduction to the
4879 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
4880 -mno-div and -mhard-float options. Make -m68881 a synonym for
4881 -mhard-float. Document the previously-undocumented -m5206e,
4882 -m528x, -m5307 and -m5407 options. Tweak the existing option
4883 documentation for consistency.
4884 * doc/install.texi: Mention new --with-cpu arguments.
4885 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
4886 default CPU if neither -mcpu nor -march are specified.
4887 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
4888 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
4889 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
4890 using m68k_tune to decide between families that implement the
4891 same ISA. Use m68k_tune to set __mcfv4e__.
4892 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
4893 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
4894 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
4895 (FL_ISA_C, FL_ISA_MMU): New macros.
4896 (MASK_COLDFIRE): Delete.
4897 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
4898 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
4899 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
4900 (TARGET_HARD_FLOAT): Do not define here.
4901 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
4902 (TUNE_68000): New macro.
4903 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
4904 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
4905 (TUNE_CFV2): Redefine in terms of m68k_tune.
4906 (uarch_type, target_device, fpu_type): New enums.
4907 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
4908 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
4909 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
4910 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
4911 (FL_FOR_isa_c): New macros.
4912 (m68k_isa): New enum.
4913 (m68k_target_selection): New structure.
4914 (all_devices, all_isas, all_microarchs): New tables.
4915 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
4916 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
4917 (MASK_ALL_CPU_BITS): Delete.
4918 (m68k_find_selection): New function.
4919 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
4920 Map the legacy target options to a combination of the new ones.
4921 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
4922 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
4923 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
4925 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
4926 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
4928 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
4929 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
4930 * config/m68k/m68k-devices.def: New file.
4932 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4933 Nathan Sidwell <nathan@codesourcery.com>
4935 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
4936 (SUBTARGET_EXTRA_SPECS): New macros.
4937 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
4938 use %(asm_cpu_spec) instead.
4939 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
4940 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
4941 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
4942 (EXTRA_SPECS): Rename to...
4943 (SUBTARGET_EXTRA_SPECS): ...this.
4945 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4946 Richard Sandiford <richard@codesourcery.com>
4947 Julian Brown <julian@codesourcery.com>
4949 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4950 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
4951 to the configuration's default CPU.
4952 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
4953 Remove default masks.
4954 (m680[012]0-*-*): Set the default with_cpu to the first part of
4956 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
4957 (m68k*-*-linux): Extend the --with-cpu handling to...
4958 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
4959 and m68010. Don't set target_cpu_default2.
4960 * doc/install.texi: Document --with-cpu for m68k.
4961 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
4962 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
4963 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
4964 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
4965 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
4966 (ASM_SPEC): Remove use of %(asm_cpu_default).
4967 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
4968 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
4969 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
4970 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
4971 __HAVE_FPU__ if TARGET_HARD_FLOAT.
4972 (TARGET_DEFAULT): Delete.
4973 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
4974 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
4975 (CPP_CPU_SPEC): Delete.
4976 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
4977 the appropriate string.
4978 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
4979 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
4980 (ASM_SPEC): Don't use %(asm_default_spec).
4981 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
4982 TARGET_DEFAULT and add MASK_68881.
4983 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
4985 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4987 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
4988 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
4989 MASK_68010 alongside MASK_68020.
4990 * doc/invoke.texi: Document -m68010.
4991 * config/m68k/m68k.opt (m68010): New.
4992 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
4994 (TUNE_68010): New macro.
4995 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
4996 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
4997 (M68K_CPU_m68332): Add MASK_68010.
4998 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
4999 fallback definition.
5000 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5002 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5003 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5004 to all entries that use MASK_68020.
5005 (output_move_simode_const, output_move_himode, output_move_qimode)
5006 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5007 instead of TARGET_68020 to select clr behavior. Remove comment
5008 about there being no TARGET_68010.
5009 * config/m68k/m68k.md: Likewise throughout.
5011 2007-01-12 Julian Brown <julian@codesourcery.com>
5013 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5014 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5015 * config/m68k/m68k.md: Likewise.
5017 2007-01-12 Julian Brown <julian@codesourcery.com>
5019 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5020 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5022 2007-01-12 Julian Brown <julian@codesourcery.com>
5024 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5025 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5026 * config/m68k/m68k.md: Likewise.
5028 2007-01-12 Julian Brown <julian@codesourcery.com>
5029 Richard Sandiford <richard@codesourcery.com>
5031 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5032 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5033 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5035 (TARGET_CPU32): Rename to...
5036 (TUNE_CPU32): ...this.
5037 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5038 (TUNE_CFV2): New macros.
5039 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5040 remove conditions that are implied by TARGET_68020.
5041 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5042 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5043 (m68k_output_function_epilogue): Likewise.
5044 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5045 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5046 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5047 non-68000 timings. Refactor multiplication and division costs.
5048 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5049 TUNE_CPU32 instead of TARGET_CPU32.
5050 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5051 and TUNE_68060 instead of TARGET_68060.
5052 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5053 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5055 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5056 && !TARGET_COLDFIRE" to choose between moveq and clr.
5057 Likewise in the unnamed movsf pattern.
5058 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5059 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5062 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5064 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5065 of tabbing before backslashes.
5067 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5069 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5070 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5071 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5073 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5075 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5076 find_interesting_uses_cond.
5077 (find_interesting_uses_cond): Use extract_cond_operands.
5078 (rewrite_use_compare): Use extract_cond_operands and
5079 force_gimple_operand_bsi. Do not call update_stmt.
5080 (determine_use_iv_cost_condition): Use extract_cond_operands.
5081 Return cheaper of using original bound and changing the exit bound.
5083 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5085 PR tree-optimization/29516
5086 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5087 most_expensive_mult_to_index, addr_to_parts,
5088 create_mem_ref, maybe_fold_tmr): Make the type of
5089 fields of TARGET_MEM_REF sizetype.
5090 (move_fixed_address_to_symbol, move_pointer_to_base):
5092 * tree.def (TARGET_MEM_REF): Add comment on types of
5095 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5097 * c-common.c (vector_types_convertible_p): Treat opaque types as
5098 always convertible if they have the same size, but not otherwise.
5100 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5102 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5103 Remove the b_unconditional field.
5104 (noce_try_sign_mask): Do not look at b_unconditional.
5105 (noce_process_if_block): Do not use merge_if_blocks. Update
5106 the CFG here. Do not set b_unconditional.
5107 (cond_move_process_if_block): Likewise.
5108 (find_cond_trap): Likewise.
5109 (check_cond_move_block): Require simple jump insns at the end
5112 2007-01-11 Jan Hubicka <jh@suse.cz>
5114 PR tree-optimization/1046
5115 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5116 when alias info is not ready.
5117 (pass_tail_recursion): Do not require aliasing.
5118 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5119 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5120 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5121 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5122 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5123 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5124 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5126 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5127 When aliasing is not build, mark statement as volatile.
5129 2007-01-11 Tom Tromey <tromey@redhat.com>
5131 PR preprocessor/15185, PR preprocessor/20989:
5132 * doc/cppopts.texi <-MT>: Update description of algorithm for
5133 computing default target.
5134 <-M, -MD>: Reword "basename" text.
5136 2007-01-11 Roger Sayle <roger@eyesopen.com>
5138 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5139 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5140 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5141 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5142 fold_builtin_bswap, real_constp, fold_builtin_pow,
5143 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5144 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5145 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5146 * convert.c (convert_to_pointer): Likewise.
5147 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5148 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5149 const_binop, fold_convert_const_int_from_int,
5150 fold_convert_const_int_from_real,
5151 fold_convert_const_real_from_real, sign_bit_p,
5152 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5153 fold_sign_changed_comparison, fold_unary, fold_comparison,
5154 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5155 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5156 * print-tree.c (print_node_brief, print_node): Likewise.
5157 * stor-layout.c (place_field, layout_type): Likewise.
5158 * tree-chrec.c (keep_cast): Likewise.
5159 * tree.c (build_vector, build_real, build_real_from_int_cst,
5160 build_complex): Likewise.
5162 2007-01-11 Roger Sayle <roger@eyesopen.com>
5164 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5165 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5167 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5169 * configure.ac (strict1_warn): Rename to strict_warn.
5170 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5171 cc_set_by_configure, quoted_cc_set_by_configure,
5172 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5173 all_boot_languages, all_stagestuff): Remove.
5174 (target_list): Remove bootstrap targets.
5175 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5176 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5177 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5178 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5179 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5180 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5181 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5182 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5183 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5184 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5185 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5186 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5187 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5188 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5189 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5190 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5191 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5192 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5193 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5194 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5195 (mostlyclean): Adjust.
5196 (clean, distclean): Don't mention bootstrap stuff.
5197 * configure: Regenerate.
5198 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5199 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5200 treelang/config-lang.in (stagestuff): Remove.
5201 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5202 stageprofile, stagefeedback, stagestuff): Remove mention.
5204 2007-01-11 Nick Clifton <nickc@redhat.com>
5206 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5208 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5209 (mcore_arith_K_S_operand): Run the test for the S constraint not
5210 the test for the M constraint.
5211 (mcore_addsub_operand): Do not accept integer values that are
5212 larger than 32 bits.
5213 * config/mcore/mcore.md: Remove unused constraints from split.
5214 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5216 (allocate_stack): Likewise.
5217 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5218 operands to 32 bits.
5219 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5221 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5222 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5223 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5224 mcore_output_bclri, mcore_output_andn, output_inline_const,
5225 mcore_output_move, mcore_output_movedouble): Likewise.
5226 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5227 (output_inline_const): Likewise.
5228 (output_inline_const): Fix format strings used in sprintf
5230 * config/mcore/mcore-protos.h: Update prototypes for changed
5231 functions in mcore.c.
5232 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5233 HOST_WIDE_INT and not int.
5234 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5235 CONST_OK_FOR_N): Likewise.
5236 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5237 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5240 2007-01-10 Jan Hubicka <jh@suse.cz>
5242 * tree-vrp.c (remove_range_assertions): Release defs.
5243 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5244 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5246 2007-01-10 Paul Brook <paul@codesourcery.com>
5248 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5249 * config/arm/arm.md (mulsi3subsi): New insn.
5251 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5253 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5254 (tree_transform_and_unroll_loop): New.
5255 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5258 2007-01-10 Robert Kennedy <jimbob@google.com>
5260 * fold-const.c (fold_comparison): Fold comparisons like (x *
5261 1000 < 0) to (x < 0).
5263 2007-01-10 Ian Lance Taylor <iant@google.com>
5265 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5266 operands have the same priority.
5268 2007-01-10 Tom Tromey <tromey@redhat.com>
5270 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5271 (fold_binary): Likewise.
5272 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5273 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5274 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5275 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5276 * langhooks.h (struct lang_hooks): Removed field
5277 'can_use_bit_fields_p'.
5279 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5281 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5283 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5285 * function.c (get_last_funcdef_no): New function.
5286 * function.h (get_last_funcdef_no): Declare.
5287 * tree-inline.c (initialize_cfun): Add initialization.
5288 (tree_function_versioning): Cleanup.
5290 2007-01-10 Jan Hubicka <jh@suse.cz>
5292 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5295 2007-01-10 Sa Liu <saliu@de.ibm.com>
5296 Ben Elliston <bje@au.ibm.com>
5298 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5299 for SAVE_NONLOCAL and Pmode for any other save level.
5300 * spu-protos.h (spu_restore_stack_block): Declare.
5301 * spu.md (save_stack_block): Remove.
5302 (restore_stack_block): Call spu_restore_stack_block.
5303 * spu.c (spu_restore_stack_block): New function.
5304 (spu_expand_epilogue): Remove old comment.
5306 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5308 PR tree-optimization/30322
5309 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5310 (cand_value_at): Return the value as aff_tree.
5311 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5312 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5313 aff_combination_mult): New functions.
5314 (aff_combination_add): Use aff_combination_add_cst.
5315 (aff_combination_convert): Allow conversions to a wider type.
5316 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5317 * tree-affine.h (aff_combination_mult): Declare.
5319 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5321 * doc/tm.texi: Update documentation to reflect reality of exec
5322 and start file search behaviours. Update copyright year.
5323 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5324 header file directories.
5326 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5328 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5329 (*cosxf2): Rename to cosxf2_i387.
5330 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5331 using X87MODEF12 mode macro. Rename patterns to
5332 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5334 (*cosdf2, *cossf2): Ditto.
5335 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5336 to match extended input operands.
5337 (sincos<mode>3): New expander.
5338 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5339 insn patterns and corresponding splitters.
5341 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5343 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5344 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5346 2007-01-09 Nicolas Pitre <nico@cam.org>
5349 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5351 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5353 * target.h (struct gcc_target): New field library_rtti_comdat.
5354 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5355 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5356 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5357 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5359 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5361 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5363 2007-01-08 Richard Guenther <rguenther@suse.de>
5365 * tree.h (force_fit_type_double): Export.
5366 (force_fit_type): Remove.
5367 * fold-const.c (force_fit_type_double): New function.
5368 (force_fit_type): Remove.
5369 (int_const_binop): Use it.
5370 (fold_convert_const_int_from_int): Likewise.
5371 (fold_convert_const_int_from_real): Likewise.
5372 (fold_div_compare): Likewise.
5373 (fold_sign_changed_comparison): Likewise.
5374 (fold_unary): Likewise.
5375 (fold_negate_const): Likewise.
5376 (fold_abs_const): Likewise.
5377 (fold_not_const): Likewise.
5378 * c-common.c (shorten_compare): Use force_fit_type_double.
5379 * convert.c (convert_to_pointer): Likewise.
5381 2007-01-08 Richard Guenther <rguenther@suse.de>
5383 * tree.h (build_int_cst_wide_type): Export.
5384 * tree.c (build_int_cst_wide_type): New function.
5385 (build_int_cst_wide): Fix comment.
5386 * builtins.c (fold_builtin_object_size): Use build_int_cst
5387 to build -1 or 0 of the correct type. Use fit_double_type
5388 to check for overflow.
5389 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5391 (decode_field_reference): Likewise.
5392 (all_ones_mask_p): Likewise.
5393 (native_interpret_int): Use build_int_cst_wide_type.
5394 (fold_binary): Use build_int_cst_type to build an all-ones
5396 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5398 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5400 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5402 2007-01-09 Ben Elliston <bje@au.ibm.com>
5404 * genautomata.c (STATS_OPTION): New option.
5405 (stats_flag): New flag.
5406 (gen_automata_option): Handle it.
5407 (initiate_automaton_gen): Ditto.
5408 (write_automata): Output statistics only if stats_flag is
5409 set. Likewise, output time statistics only if time_flag is set.
5410 * doc/md.texi (Processor pipeline description): Document new flag.
5412 2007-01-08 Richard Guenther <rguenther@suse.de>
5414 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5415 * tree.c (build_int_cst_type): Likewise.
5416 (size_in_bytes): Don't call force_fit_type on the result.
5417 (int_fits_type_p): Use fit_double_type.
5418 * fold-const.c (fit_double_type): New function.
5419 (force_fit_type): Use it.
5420 * tree.h (fit_double_type): Export.
5422 2007-01-08 Jan Hubicka <jh@suse.cz>
5424 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5425 * ipa.c (function_and_variable_visibility): Fix return type.
5427 2007-01-08 Richard Guenther <rguenther@suse.de>
5429 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5430 of offset to build the index.
5431 * tree-pretty-print.c (dump_generic_node): Don't build negated
5432 const just for printing.
5433 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5434 * builtins.c (fold_builtin_int_roundingfn): Check if result
5435 fits the type by using force_fit_type and comparing the result.
5436 * predict.c (predict_loops): Use compare_tree_int for comparison.
5437 * tree.c (build_int_cst): Fall back to integer_type_node for
5439 (build_int_cst_wide): Assert type is non-null.
5441 2007-01-08 Roberto Costa <roberto.costa@st.com>
5443 * tree-vrp.c (extract_range_from_cond_expr): New.
5444 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5445 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5447 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5448 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5449 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5450 used as expressions.
5451 * tree-object-size.c (cond_expr_object_size): New.
5452 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5454 2007-01-08 Jan Hubicka <jh@suse.cz>
5456 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5457 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5460 2007-01-08 Richard Guenther <rguenther@suse.de>
5462 PR tree-optimization/23603
5463 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5464 (extract_range_from_binary): Fall back to truthvalue instead of
5465 varying for TRUTH_*_EXPR.
5466 (extract_range_from_comparison): Fall back to truthvalue instead of
5468 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5469 if all visited PHI values were constant.
5471 2007-01-08 Jan Hubicka <jh@suse.cz>
5473 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5474 (cgraph_analyze_function): break out from ...
5475 (cgraph_finalize_compilation_unit): ... here.
5476 (cgraph_expand_function): Remove forgoten commented out line.
5477 (cgraph_optimize): Analyze functions.
5479 2007-01-08 Jan Hubicka <jh@suse.cz>
5481 * tree-pas.h (TODO_remove_function): New flag.
5482 (TODO_update*): Renumber.
5483 (pass_ipa_increase_alignment,
5484 pass_ipa_function_and_variable_visibility): New passes.
5485 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5486 (cgraph_function_and_variable_visibility): Move to ipa.c
5487 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5488 cgraph_increase_alignment.
5489 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5490 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5491 calling tree-inline.
5492 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5493 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5494 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5495 (gate_increase_alignment): New function.
5496 (pass_ipa_increase_alignment): New pass.
5497 * ipa.c: Inline tree-pass.h and timevar.h
5498 (function_and_variable_visibility): Move here from cgraphunit.c
5499 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5500 * passes.c (init_optimization_passes): Add the two new passes.
5501 (execute_todo): Handle cgraph_remove_functions.
5503 2007-01-08 Nick Clifton <nickc@redhat.com>
5505 * config/frv/predicates.md (reg_or_0_operand): Accept
5508 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5510 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5511 * config.gcc: Add bfin*-rtems*.
5513 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5515 * c.opt: Add -flax-vector-conversions.
5516 * c-typeck.c (convert_for_assignment): Pass flag to
5517 vector_types_convertible_p to allow emission of note.
5518 (digest_init): Likewise.
5519 * c-opts.c: Handle -flax-vector-conversions.
5520 * c-common.c (flag_lax_vector_conversions): New.
5521 (vector_types_convertible_p): Unless -flax-vector conversions
5522 has been passed, disallow conversions between vectors with
5523 differing numbers of subparts and/or element types. If such
5524 a conversion is disallowed, possibly emit a note on the first
5525 occasion only to inform the user of -flax-vector-conversions.
5526 The new last argument specifies this.
5527 * c-common.h (flag_lax_vector_conversions): New.
5528 (vector_types_convertible_p): Add extra argument.
5529 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5530 char_type_node for V*QI type vectors.
5531 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5532 Update to satisfy new typechecking rules.
5533 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5535 * doc/invoke.texi (C Dialect Options): Document
5536 -flax-vector-conversions.
5538 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5540 PR tree-optimization/29877
5541 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5542 a register variable on the RHS to not be replaceable.
5544 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5545 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5546 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5547 const_simm15, const_pow2, const_npow2): Added.
5548 * config/score/misc.md (insv, extv, extzv, movmemsi,
5549 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5550 * config/score/score.c (score_address_cost, score_select_cc_mode):
5552 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5553 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5554 Update score_print_operand.
5555 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5556 Adjust register allocate order and update some macro define.
5557 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5558 mdx_block_move_straight, mdx_block_move_loop_head,
5559 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5560 mdx_block_move): Added.
5561 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5562 mdp_limm): Updated and fix some bug and typo.
5563 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5564 (movsf, movdf, doloop_end): Added.
5566 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5568 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5569 config/arm/thumb2.md: Fix comment typos.
5570 * doc/extend.texi: Fix a typo.
5572 2007-01-07 Eric Christopher <echristo@apple.com>
5574 * configure.ac: Check for __stack_chk_fail for darwin.
5575 * configure: Regenerate.
5577 2007-01-07 Richard Guenther <rguenther@suse.de>
5579 * tree-vrp.c (extract_range_from_assert): CSE calls to
5580 compare_values where possible.
5581 (extract_range_from_unary_expr): Likewise.
5583 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5585 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5586 * config/avr/avr.c (call_insn_operand): Delete function.
5587 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5588 instead of register number. Use predicates.
5589 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5590 call_insn_operand): Add.
5592 2007-01-06 Jan Hubicka <jh@suse.cz>
5594 * tree-pass.h (pass_build_cgraph_edges): Declare.
5595 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5596 (visited_nodes): Remove.
5597 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5598 build_cgrpah_edges; make visited_nodes local.
5599 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5600 (record_references_in_initializer): Move to cgraphbuild.c
5601 (initialize_inline_failed, rebuild_cgraph_edges,
5602 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5603 (verify_cgraph_node): Make visited_nodes local.
5604 (cgraph_analyze_function): Do not call cgraph_create_edges and
5605 initialize_inline_failed.
5606 (cgraph_expand_function): Do not call cgraph_lower_function;
5607 assert that function is already lowered.
5608 * Makefile.in (cgraphbuild.o): New.
5609 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5610 at the end of lowering passes.
5612 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5614 * ifcvt.c (cond_move_convert_if_block): New function, code
5615 factored out from...
5616 (cond_move_process_if_block): ...here. Call the new function
5617 on the THEN and ELSE blocks.
5618 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5619 already takes care of this.
5621 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5624 * tree.h (TREE_OVERFLOW_P): New.
5625 * c-typeck.c (parser_build_unary_op): Warn only if result
5626 overflowed and operands did not.
5627 (parser_build_binary_op): Likewise.
5628 (convert_for_assignment): Remove redundant overflow_warning.
5629 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5631 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5633 * c-typeck.c (store_init_value): Split over two lines to follow
5634 the GNU coding style.
5636 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5638 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5639 __GXX_EXPERIMENTAL_CXX0X__.
5640 * doc/cpp.texi: Same.
5642 2007-01-05 Richard Guenther <rguenther@suse.de>
5645 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5646 with mismatched types. Instead explicitly build a
5647 conversion NOP_EXPR.
5649 2007-01-05 Ian Lance Taylor <iant@google.com>
5651 * c-common.c (decl_with_nonnull_addr_p): New function.
5652 (c_common_truthvalue_conversion): Call it.
5653 * c-typeck.c (build_binary_op): Likewise.
5654 * c-common.h (decl_with_nonnull_addr_p): Declare.
5656 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5659 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5662 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5664 * doc/install.texi (Final install): Document the fact that
5665 the GNAT runtime should not be stripped.
5667 2007-01-04 Jan Hubicka <jh@suse.cz>
5669 * tree-inline.c (fold_marked_statements): Update operand caches
5670 and EH after folding
5672 2007-01-04 Ian Lance Taylor <iant@google.com>
5674 * c-common.c (check_function_nonnull): Whitespace fix.
5676 2007-01-04 Jan Hubicka <jh@suse.cz>
5678 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5679 comitted older version of patch.
5680 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5681 function, celanup cfg and collect garbage.
5683 2007-01-04 Mike Stump <mrs@apple.com>
5685 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5688 2007-01-04 Eric Christopher <echristo@apple.com>
5690 * libgcc2.c (__bswapsi2): Use SItype.
5691 (__bswapdi2): Use DItype.
5692 * libgcc2.h: Update for above.
5694 2007-01-04 Paul Brook <paul@codesourcery.com>
5696 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5697 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5698 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5699 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5700 umulsi3_highpart): Make conditional on !arm_arch6.
5701 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5702 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5703 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5704 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5705 umulsi3_highpart_v6): New insns.
5707 2007-01-04 Roger Sayle <roger@eyesopen.com>
5709 * fold-const.c (fold_convert): When casting an expression to void,
5710 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5711 have a type. Instead of attempting to build a NOP_EXPR, return
5712 these "special" trees directly.
5714 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5716 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5717 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5718 rs6000_cost->fp not 0 as adjustment for outer NEG.
5720 2007-01-04 Jan Hubicka <jh@suse.cz>
5722 * cgraph.c (cgraph_release_function_body): New function.
5723 (cgraph_remove_node): Use it.
5724 * cgraph.h (cgraph_release_function_body): Declare.
5725 * cgraphunit.c (cgraph_expand_function): Use it.
5726 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5727 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5728 is initialized and while compilation of other function is running.
5729 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5730 statement CFG annotations from here to ...
5731 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5733 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5735 * cfgloop.h (enum li_flags): Make the constants powers of two.
5737 2007-01-04 Jan Hubicka <jh@suse.cz>
5739 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5741 (fold_marked_statements): New function.
5742 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5743 * tree-inline.h (copy_body_data): Add statements_to_fold.
5745 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5747 * config.gcc: Mention libgcc/config.host.
5748 * Makefile.in: Update comments mentioning libgcc.
5749 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5750 (all.cross, start.encap, rest.encap, rest.cross): Update
5751 dependencies for libgcc move.
5752 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5753 (clean-target, clean-target-libgcc): Delete.
5754 (srcdirify, GCC_EXTRA_PARTS): New macros.
5755 (libgcc-support, libgcc.mvars): New rules.
5756 (distclean): Remove mention of mklibgcc.
5757 (install): Don't reference INSTALL_LIBGCC.
5758 (install-common): Don't reference EXTRA_PARTS.
5759 (install-libgcc, install-multilib): Delete rules.
5760 * mklibgcc.in: Delete file.
5761 * doc/configfiles.texi: Don't mention mklibgcc.
5763 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5764 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5765 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5766 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5767 (mklibgcc, ldblspecs): Likewise.
5769 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5770 (posixpre.def): Use $(T).
5771 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5772 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5773 (SHLIB_LINK): Make dummy.
5774 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5776 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5778 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5779 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5780 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5781 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5783 * configure.ac (all_outputs): Remove mklibgcc.
5784 * configure: Regenerated.
5786 2007-01-03 Josh Conner <jconner@apple.com>
5789 * calls.c (compute_argument_addresses): Set stack and stack_slot
5790 for partial args, too.
5791 (store_one_arg): Use locate.size.constant for the size when
5792 generating a save_area.
5794 2007-01-03 Robert Kennedy <jimbob@google.com>
5796 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5797 whose definitions are deleted due to basic block merging.
5799 2007-01-03 Paul Brook <paul@codesourcery.com>
5802 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5804 (use_return_insn): Return 0 for Thumb interrupt functions.
5805 (print_multi_reg): Add rfe argument for IRQ returns.
5806 (arm_output_epilogue): Pop interrupt return address directly into PC.
5807 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5809 2007-01-03 Paul Brook <paul@codesourcery.com>
5811 Merge from sourcerygxx-4_1.
5812 * config/arm/thumb2.md: New file.
5813 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5815 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5816 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5817 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5818 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5820 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5821 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
5823 * config/arm/ieee754-sf.S: Ditto.
5824 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
5825 (thumb1_base_register_rtx_p): ... to this.
5826 (thumb_index_register_rtx_p): Rename...
5827 (thumb1_index_register_rtx_p): ... to this.
5828 (thumb_output_function_prologue): Rename...
5829 (thumb1_output_function_prologue): ... to this.
5830 (thumb_legitimate_address_p): Rename...
5831 (thumb1_legitimate_address_p): ... to this.
5832 (thumb_rtx_costs): Rename...
5833 (thumb1_rtx_costs): ... to this.
5834 (thumb_compute_save_reg_mask): Rename...
5835 (thumb1_compute_save_reg_mask): ... to this.
5836 (thumb_final_prescan_insn): Rename...
5837 (thumb1_final_prescan_insn): ... to this.
5838 (thumb_expand_epilogue): Rename...
5839 (thumb1_expand_epilogue): ... to this.
5840 (arm_unwind_emit_stm): Rename...
5841 (arm_unwind_emit_sequence): ... to this.
5842 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
5843 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
5844 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
5845 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
5846 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
5847 thumb2_output_casesi): New functions.
5848 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
5849 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
5850 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
5851 THUMB2_WORK_REGS): Define.
5852 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
5853 arm_condexec_mask, arm_condexec_masklen)): New variables.
5854 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
5855 (arm_override_options): Check new CPU capabilities.
5856 Set new architecture flag variables.
5857 (arm_isr_value): Handle v7m interrupt functions.
5858 (user_return_insn): Return 0 for v7m interrupt functions. Handle
5860 (const_ok_for_arm): Handle Thumb-2 constants.
5861 (arm_gen_constant): Ditto. Use movw when available.
5862 (arm_function_ok_for_sibcall): Return false for v7m interrupt
5864 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
5865 (thumb_find_work_register, arm_load_pic_register,
5866 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
5867 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
5868 print_multi_reg, output_mov_long_double_fpa_from_arm,
5869 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
5870 output_mov_double_fpa_from_arm, output_move_double,
5871 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
5872 output_return_instruction, arm_output_function_prologue,
5873 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
5874 arm_output_mi_thunk, thumb_set_return_address): Ditto.
5875 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
5876 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
5877 (arithmetic_instr, shift_op): Use arm_shift_nmem.
5878 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
5880 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
5881 (thumb_expand_prologue): Use thumb_set_frame_pointer.
5882 (arm_file_start): Output directive for unified syntax.
5883 (arm_unwind_emit_set): Handle stack alignment instruction.
5884 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
5885 Add v6t2, v7, v7a, v7r and v7m.
5886 (RETLDM): Add Thumb-2 code.
5887 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
5888 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
5889 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
5890 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
5891 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
5892 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
5893 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
5894 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
5895 ADJUST_INSN_LENGTH): Define.
5896 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
5897 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
5898 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
5899 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
5900 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
5901 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
5902 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
5903 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
5904 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
5905 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
5906 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
5907 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
5908 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
5909 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
5910 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
5911 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
5912 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
5914 * config/arm/arm-tune.md: Regenerate.
5915 * config/arm/arm-protos.h: Update prototypes.
5916 * config/arm/vfp.md: Enable patterns for Thumb-2.
5917 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
5918 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
5919 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
5920 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
5921 * config/arm/libunwind.S: Add Thumb-2 code.
5922 * config/arm/constraints.md: Update include Thumb-2.
5923 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
5924 * config/arm/ieee754-df.S: Ditto.
5925 * config/arm/bpabi.S: Ditto.
5926 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
5927 * config/arm/predicates.md (low_register_operand,
5928 low_reg_or_int_operand, thumb_16bit_operator): New.
5929 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
5930 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
5931 * config/arm/t-arm-elf: Add armv7 multilib.
5932 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
5934 (UNSPEC_STACK_ALIGN, ce_count): New.
5935 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
5936 arm_zero_extendsidi2, arm_zero_extendqidi2): New
5938 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
5939 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
5940 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
5941 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
5942 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
5943 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
5945 * doc/extend.texi: Document ARMv7-M interrupt functions.
5946 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
5948 2007-01-03 Jakub Jelinek <jakub@redhat.com>
5950 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
5951 (struct _Unwind_Context): Rename args_size to flags, remove
5952 signal_frame field, add a new args_size field and version field.
5953 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
5954 _Unwind_IsExtendedContext): New inline functions.
5955 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
5956 Assume by_value array is only present if _Unwind_IsExtendedContext.
5957 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
5958 _Unwind_IsSignalFrame.
5959 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
5960 (uw_update_context_1): Use _Unwind_SetSignalFrame.
5961 (uw_init_context_1): Initialize context->flags to
5962 EXTENDED_CONTEXT_BIT.
5963 * config/rs6000/linux-unwind.h (frob_update_context): Use
5964 _Unwind_SetSignalFrame.
5966 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5969 * gimplify.c (gimplify_modify_expr_complex_part): Move below
5970 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
5973 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
5975 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
5976 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
5977 RET, AT_SP): Remove.
5978 * config/i386/i386.md (*sse_prologue_save_insn): Use return
5981 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5982 * cfgbuild.c (find_basic_blocks): Likewise.
5983 * cfgrtl.c (rtl_create_basic_block): Likewise.
5984 * function.c (temp_slots_at_level): Likewise.
5985 * reg-stack.c (stack_regs_mentioned): Likewise.
5986 * regclass.c (allocate_reg_info): Likewise.
5987 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5988 set_bb_for_stmt, move_block_to_fn): Likewise.
5989 * tree-complex.c (tree_lower_complex): Likewise.
5990 * vec.h (VEC_safe_grow_cleared): New.
5992 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
5994 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
5996 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
5997 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
5999 * cfgloopmanip.c (scale_loop_frequencies): Export.
6000 (loopify): Scale the frequencies by prescribed coefficients.
6001 (set_zero_probability): New function.
6002 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6003 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6004 and frequencies according to arguments.
6005 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6007 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6008 * modulo-sched.c (sms_schedule): Set probabilities for entering
6009 versioned loop correctly.
6010 * tree-vect-transform.c (vect_transform_loop): Ditto.
6011 * cfgloop.h (loopify, loop_version): Declaration changed.
6012 (scale_loop_frequencies): Declared.
6014 2007-01-02 Jan Hubicka <jh@suse.cz>
6016 * cgraph.c: Include tree-flow.h
6017 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6019 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6020 * tree-pass.h (pass_all_early_optimizations): Declare.
6021 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6023 (cgraph_analyze_function): Do early_local_passes.
6024 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6025 Do not add referenced vars.
6026 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6028 (gate_all_early_local_passes): New gate.
6029 (pass_early_local_passes): Use new gate.
6030 (execute_early_local_optimizations): New functions.
6031 (gate_all_early_optimizations): New gate.
6032 (pass_all_early_optimizations): New pass.
6033 (execute_free_datastructures): Free SSA only when initialized.
6034 (gate_init_datastructures): Init only when optimizing.
6035 (tree_lowering_passes): Do early local passes when called late.
6036 * tree-profile.c (do_tree_profiling): Don't profile functions added
6038 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6039 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6041 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6042 during early_local_passes.
6043 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6046 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6048 * Makefile.in: Update copyright year.
6050 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6052 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6053 in $(lang_checks) and check-consistency targets.
6055 2007-01-02 Jan Hubicka <jh@suse.cz>
6057 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6058 Do not add referenced vars.
6059 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6061 * passes.c (init_optimization_passes): Put mudflap_2 after
6062 free_datastructures.
6064 2007-01-02 Jan Hubicka <jh@suse.cz>
6066 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6067 Set NOTHROW flag on call statements proved to be nothrow.
6068 Update statement of local calls so new pure/const functions are
6069 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6071 (tree_rest_of_compilation): Register hooks and initialize bitmap
6072 early. Do not set after_inlining flag.
6074 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6076 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6077 HOST_BITS_PER_LONGLONG
6079 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6082 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6083 warning for non-static initializers.
6085 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6087 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6088 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6089 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6090 Always use set_unique_reg_note to add REG_EQUAL notes.
6092 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6095 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6097 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6098 * cfgbuild.c (find_basic_blocks): Likewise.
6099 * cfgrtl.c (rtl_create_basic_block): Likewise.
6100 * function.c (temp_slots_at_level): Likewise.
6101 * reg-stack.c (stack_regs_mentioned): Likewise.
6102 * regclass.c (allocate_reg_info): Likewise.
6103 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6104 set_bb_for_stmt, move_block_to_fn): Likewise.
6105 * tree-complex.c (tree_lower_complex): Likewise.
6106 * vec.h (VEC_safe_grow_cleared): New.
6108 2007-01-02 Ian Lance Taylor <iant@google.com>
6110 * c-common.c (c_common_truthvalue_conversion): When warning about
6111 using an assignment as a truth value, set TREE_NO_WARNING.
6113 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6116 * c.opt (Wold-style-declaration): New.
6117 * doc/invoke.texi (C-only Warning Options): New.
6118 (Wold-style-declaration): Document it.
6119 (Wextra): Enabled by -Wextra.
6120 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6121 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6122 -Wold-style-declaration.
6124 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6126 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6127 * cfgbuild.c (find_basic_blocks): Likewise.
6128 * cfgrtl.c (rtl_create_basic_block): Likewise.
6129 * function.c (temp_slots_at_level): Likewise.
6130 * reg-stack.c (stack_regs_mentioned): Likewise.
6131 * regclass.c (allocate_reg_info): Likewise.
6132 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6133 set_bb_for_stmt, move_block_to_fn): Likewise.
6134 * tree-complex.c (tree_lower_complex): Likewise.
6135 * vec.h (VEC_safe_grow_cleared): New.
6137 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6139 * c-common.c (c_common_nodes_and_builtins): Since variants of
6140 void_type_node get built before it is given a name, we need to
6141 give those variants the name, too.
6142 (complete_array_type): We need to work with the canonical main
6143 type of the array, from which we will build the qualified version.
6144 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6145 * print-tree.c (print_node): Display canonical type information
6147 * stor-layout.c (layout_type): When we don't know the
6148 alignment of a type for which we're building an array, we end up
6149 guessing wrong, so make the type require structural equality.
6150 * tree.c (make_node_stat): When we build a new type, it is its
6152 (build_type_attribute_qual_variant): When building an attribute
6153 variant, its canonical type is the non-attribute variant. However,
6154 if the attributes are target-dependent and they differ, we need to
6155 use structural equality checks for this type.
6156 (build_qualified_type): A qualified type is not equivalent to its
6157 unqualified variant; set the canonical type appropriately.
6158 (build_distinct_type_copy): When building a distinct type from
6159 another type, the new type is its own canonical type.
6160 (build_variant_type_copy): When building a new type variant, we
6161 assume that it is equivalent to the original type.
6162 (build_pointer_type_for_mode): When building a pointer type, also
6163 build a canonical type pointer.
6164 (build_reference_type_for_mode): When building a reference type,
6165 also build a canonical type reference.
6166 (build_index_type): When we can't hash an index type (e.g.,
6167 because its maximum value is negative), the index type requires
6168 structural equality tests.
6169 (build_array_type): Build the canonical form of an array type.
6170 (build_function_type): Function types require structural equality,
6171 because they contain default arguments, attributes, etc.
6172 (build_method_type_directly): Ditto for method types.
6173 (build_offset_type): Build the canonical offset type.
6174 (build_complex_type): Build the canonical vector type.
6175 (make_vector_type): Build the canonical vector type.
6176 * tree.h (TYPE_CANONICAL): New.
6177 (TYPE_STRUCTURAL_EQUALITY_P): New.
6178 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6179 (struct tree_type): Added "canonical" field.
6180 * params.h (VERIFY_CANONICAL_TYPES): New.
6181 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6182 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6183 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6184 * doc/invoke.texi (verify-canonical-types): Document --param
6185 parameter for verifying canonical types.
6187 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6189 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6190 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6191 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6192 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6194 * config/rs6000/e500.h: New.
6195 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6196 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6198 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6199 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6200 TARGET_E500_DOUBLE): Remove.
6201 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6202 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6203 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6204 * config/rs6000/rs6000.c (rs6000_override_options): Use
6207 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6209 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6210 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6211 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6212 rs6000_emit_cmove): Don't check TARGET_E500.
6213 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6214 sordered): Don't check TARGET_E500.
6216 2007-01-01 Eric Christopher <echristo@apple.com>
6218 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6219 HARD_REGISTER_NUM_P.
6221 2007-01-01 Roger Sayle <roger@eyesopen.com>
6223 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6224 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6225 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6228 2007-01-01 Mike Stump <mrs@apple.com>
6230 * configure.ac: Remove support for building with Apple's gcc-3.1.
6232 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6235 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6236 REG is a hard register. Do not modify REG before calling
6238 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6239 multiple of the size of YMODE for certain lowpart cases.
6241 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6244 * gimplify (voidify_wrapper_expr): Update for
6247 2007-01-01 Andreas Schwab <schwab@suse.de>
6250 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6251 save of BR0 in extra_spill_size instead of spill_size.
6252 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6254 (ia64_expand_epilogue): Restore BR0 from its new location.
6256 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6258 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6259 Use a temporary variable if the left hand side is not a gimple
6262 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6264 * gimplify.c (gimplify_return_expr): Make the temporary variable
6265 for the return expression, a gimple register variable.
6267 2007-01-01 Jan Hubicka <jh@suse.cz>
6269 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6272 2007-01-01 Mike Stump <mrs@apple.com>
6274 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6276 * config/darwin.c (machopic_select_rtx_section): Use
6278 (darwin_mergeable_constant_section): Likewise.
6279 * configure: Regenerate.
6280 * config.in: Regenerate.
6282 2007-01-01 Jan Hubicka <jh@suse.cz>
6283 Andrew Pinski <pinskia@gmail.com>
6285 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6286 before starting IPA passes.