1 2007-02-24 Jan Hubicka <jh@suse.cz>
3 * cgraphunit.c (decide_is_function_needed): Honor
4 -fkeep-inline-functions.
6 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8 * builtins.c (fold_builtin_modf): New.
9 (fold_builtin_2): Use it.
11 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
13 * loop-iv.c (implies_p): Detect additional cases where A implies B.
14 (determine_max_iter): Take additional LOOP arg; all callers changed.
15 Lose broken logic dealing with PLUS. Try to limit the upper bound by
16 one using simplifications.
17 (simplify_using_initial_values): Return if the expression becomes
18 invalid due to altered regs.
20 2007-02-23 DJ Delorie <dj@redhat.com>
22 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
24 2007-02-23 Mike Stump <mrs@apple.com>
26 * tlink.c (scan_linker_output): Parse linker messages from
27 darwin9's linker better.
29 2007-02-23 Steve Ellcey <sje@cup.hp.com>
32 * varpool.c (varpool_assemble_pending_decls): Set
33 varpool_last_needed_node to null.
35 2007-02-23 DJ Delorie <dj@redhat.com>
37 * config/i386/i386.c (ix86_data_alignment): Don't specify an
38 alignment bigger than the object file can handle.
40 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
43 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
44 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
45 (*movsf_1): Penalize MMX moves.
47 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
49 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
50 2^32-1 or more times unless flag_unsafe_loop_optimizations.
52 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
54 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
56 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
57 (fold_builtin_1): Use them.
58 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
61 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
63 * config/i386/i386.c (bdesc_1arg): Initialize
64 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
65 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
66 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
67 and IX86_BUILTIN_MOVSLDUP.
69 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
71 PR rtl-optimization/30841
72 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
74 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
76 * builtins.c (fold_builtin_frexp): New.
77 (fold_builtin_2): Use it.
79 2007-02-22 Mark Mitchell <mark@codesourcery.com>
81 * doc/invoke.texi (Spec Files): Document getenv spec function.
83 * gcc.c (getenv_spec_function): New function.
84 (static_spec_functions): Add it.
85 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
86 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
89 2007-02-22 Michael Matz <matz@suse.de
92 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
93 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
95 2007-02-22 Ian Lance Taylor <iant@google.com>
98 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
99 (mem_loc_descriptor): Call it.
101 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
102 Ira Rosen <irar@il.ibm.com>
104 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
106 2007-02-22 Ira Rosen <irar@il.ibm.com>
108 PR tree-optimization/30843
109 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
110 stores only after all the group is vectorized.
112 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
114 PR tree-optimization/30858
115 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
116 in the reduction cycle have a single use in the loop.
117 * tree-vectorizer.h (relevant): Add documentation.
119 2007-02-20 Mike Stump <mrs@apple.com>
121 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
122 * configure: Regenerate.
124 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
126 Change the defaults of some parameters and options.
127 * config/spu/spu-protos.h (spu_optimization_options): Declare.
128 * config/spu/spu.c (spu_optimization_options): Add.
129 (spu_override_options): Change params in spu_optimization_options.
130 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
132 Register 127 is only 16 byte aligned when used as a frame pointer.
133 * config/spu/spu-protos.h (spu_init_expanders): Declare.
134 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
135 HARD_FRAME_POINTER_REGNUM.
136 (spu_legitimate_address): Use regno_aligned_for_reload.
137 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
138 aligned when frame_pointer_needed is true.
139 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
141 * config/spu/spu.h (INIT_EXPANDERS): Define.
143 Make sure shift and rotate instructions have valid immediate operands.
144 * config/spu/predicates.md (spu_shift_operand): Remove.
145 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
146 * config/spu/constraints.md (W, O): Extend range.
147 * config/spu/spu.md (umask, nmask): Define.
148 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
149 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
150 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
151 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
152 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
153 (lshr<mode>3_reg): Fix rtl description.
155 Make sure mulhisi immediate operands are valid.
156 * config/spu/predicates.md (imm_K_operand): Add.
157 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
159 Generate constants using fsmbi and andi.
160 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
161 (print_operand, spu_split_immediate, classify_immediate,
162 fsmbi_const_p): Handle IC_FSMBI2.
164 Correctly handle a CONST_VECTOR containing symbols.
165 * config/spu/spu.c (print_operand): Handle HIGH correctly.
166 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
167 (immediate_load_p): Allow symbols that use 2 instructions to create.
168 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
169 with symbols when flag_pic is set.
170 (const_vector_immediate_p): New.
171 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
172 accept a CONST_VECTOR with symbols.
173 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
174 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
176 * config/spu/spu.md (high, low): Delete.
177 (low_<mode>): Define.
179 Remove INTRmode and INTR_REGNUM, which didn't work.
180 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
182 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
183 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
184 peephole2 pattern): Don't use INTR or 131.
186 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
187 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
188 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
189 (UNSPEC_SET_INTR): Add.
190 * config/spu/spu-modes.def (INTR): Remove.
192 More accurate warnings about run-time relocations.
193 * config/spu/spu.c (reloc_diagnostic): Test in_section.
195 Correctly warn about immediate arguments to specific intrinsics.
196 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
197 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
198 the instruction predicate.
200 Fix tree check errors with latest update.
201 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
203 (spu_expand_builtin): Use CALL_EXPR_FN.
205 Add missing specific intrinsics.
206 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
208 * config/spu/spu_internals.h: Ditto.
210 Fix incorrect operand modifiers.
211 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
212 * config/spu/spu.md (xor<mode>3): Change %S to %J.
214 Optimize one case of zero_extend of a vec_select.
215 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
217 Accept any immediate for hbr.
218 * config/spu/spu.md (hbr): Change s constraints to i.
220 2007-02-21 Paul Brook <paul@codesourcery.com>
222 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
223 condexec_count when skipping USE and CLOBBER.
225 2007-02-21 Nick Clifton <nickc@redhat.com>
227 * common.opt (Warray-bounds): Add Warning attribute.
228 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
230 (fsized-zeroes): Add Optimization attribute.
231 (fsplit-wide-types, ftree-scev-cprop): Likewise.
232 * c.opt (Wc++0x-compat): Add Warning attribute.
234 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
237 * reload1.c (eliminate_regs_in_insn): In the single_set special
238 case, attempt to re-recognize the insn before falling back to
239 having reload fix it up.
241 2007-02-20 Eric Christopher <echristo@gmail.com>
243 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
245 (frv_read_iacc_argument): Ditto.
246 (frv_expand_set_builtin): Take a call instead of arglist, update for
248 (frv_expand_unop_builtin): Ditto.
249 (frv_expand_binop_builtin): Ditto.
250 (frv_expand_cut_builtin): Ditto.
251 (frv_expand_binopimm_builtin): Ditto.
252 (frv_expand_voidbinop_builtin): Ditto.
253 (frv_expand_int_void2arg): Ditto.
254 (frv_expand_prefetches): Ditto.
255 (frv_expand_voidtriop_builtin): Ditto.
256 (frv_expand_voidaccop_builtin): Ditto.
257 (frv_expand_load_builtin): Ditto.
258 (frv_expand_store_builtin): Ditto.
259 (frv_expand_mdpackh_builtin): Ditto.
260 (frv_expand_mclracc_builtin): Ditto.
261 (frv_expand_mrdacc_builtin): Ditto.
262 (frv_expand_mwtacc_builtin): Ditto.
263 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
266 2007-02-20 Janis Johnson <janis187@us.ibm.com>
268 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
269 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
271 (HAVE_GAS_DFP): Check for assembler support of decimal floating
273 * configure: Regenerate.
274 * config.in: Regenerate.
275 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
276 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
277 masks to power6 and power6x and to POWERPC_MASKS.
278 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
280 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
281 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
282 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
283 Access PROTOTYPE as variable, not mask.
285 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
287 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
288 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
289 * combine.c (adjust_for_new_dest): Use it.
290 * postreload.c (reload_combine): Likewise.
292 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
294 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
295 notes on an insn with multiple sets, even if single_set returns
296 non-NULL for that insn.
298 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
300 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
303 2007-02-20 Geoffrey Keating <geoffk@apple.com>
305 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
306 if user didn't pass it.
307 * config/i386/darwin.h (CC1_SPEC): Likewise.
308 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
309 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
310 -mmacosx-version-min.
312 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
313 Uros Bizjak <ubizjak@gmail.com>
315 * optabs.h (enum optab_index): Add new OTI_scalb.
316 (scalb_optab): Define corresponding macro.
317 * optabs.c (init_optabs): Initialize scalb_optab.
318 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
320 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
321 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
322 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
323 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
324 flag_unsafe_math_optimizations is set.
326 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
327 to implement scalbf, scalb and scalbl built-ins as inline x87
330 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
331 DJ Delorie <dj@redhat.com>
334 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
335 (diagnostic_report_diagnostic): ... here, and turn them into real
336 errors. If warnings are inhibited, no need to do anything.
338 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
340 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
341 better code generation.
343 2007-02-20 Ben Elliston <bje@au.ibm.com>
345 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
347 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
349 * config/alpha/alpha.c, config/alpha/alpha.md,
350 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
351 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
352 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
353 config/arm/lib1funcs.asm: Follow spelling conventions.
355 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
356 config/fr30/fr30.md, config/i386/i386.h,
357 config/iq2000/iq2000.h, config/iq2000/predicates.md,
358 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
359 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
360 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
361 config/rs6000/altivec.md, config/rs6000/rs6000.c,
362 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
363 config/sparc/sparc.c, config/sparc/sparc.h,
364 config/sparc/sparc.md, config/spu/constraints.md,
365 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
368 2007-02-20 Alan Modra <amodra@bigpond.net.au>
371 * varasm.c (use_blocks_for_decl_p): Return false for decls with
374 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
376 * doc/invoke.texi (-ftree-lrs): Remove.
378 2007-02-19 Diego Novillo <dnovillo@redhat.com>
380 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
383 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
385 * config/ia64/ia64.c (ia64_expand_builtin): Use the
386 new CALL_EXPR_FN macro for retrieving the function
387 declaration of the input expression.
389 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
391 * c.opt (Waddress): New.
392 * common.opt (Walways-true): Delete.
393 (Wstring-literal-comparison): Delete.
394 * doc/invoke.texi (Warning Options): Delete -Walways-true and
395 -Wstring-literal-comparison. Add -Waddress.
397 (Walways-true): Delete.
398 (Wstring-literal-comparison): Delete.
399 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
400 consistently instead of -Walways-true in example.
401 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
402 * c-typeck.c (parser_build_binary_op): Replace
403 -Wstring-literal-comparison and -Walways-true with -Waddress.
404 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
407 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
409 * tree-cfg.c (dump_function_to_file): Be prepared for functions
410 without DECL_STRUCT_FUNCTION initialized.
412 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
414 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
415 due to calls to functions taking pointers as parameters.
417 2007-02-19 Richard Henderson <rth@redhat.com>
420 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
423 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
425 * config/s390/s390.c (s390_call_saved_register_used,
426 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
427 accessed to the new scheme.
429 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
431 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
432 (cris_print_index, cris_print_operand, cris_print_operand_address)
433 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
434 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
435 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
437 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
438 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
439 GO_IF_LEGITIMATE_ADDRESS): Ditto.
440 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
441 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
442 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
443 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
444 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
445 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
446 (uminsi3, call, call_value): Ditto.
447 (define_split: indir_to_reg_split, unnamed): Ditto.
449 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
451 PR tree-optimization/30975
452 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
455 2007-02-18 Eric Christopher <echristo@gmail.com>
457 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
458 Remove use of arglist.
459 (mips_expand_builtin): Remove use of arglist, pass in expr.
460 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
461 (mips_expand_builtin_movtf): Ditto.
462 (mips_expand_builtin_compare): Ditto.
464 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
466 * tree-sra.c (sra_build_assignment): Replace assertion
467 checking with a comment explaining why it can't be done.
469 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
472 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
473 during CALL_EXPR representation conversion.
474 * tree-ssa-propagate.c (set_rhs): Likewise.
476 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
478 * tree-sra.c (sra_build_assignment): Disable assertion checking
481 2007-02-18 Roger Sayle <roger@eyesopen.com>
483 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
484 instead of calling build2 with a GIMPLE_MODIFY_STMT.
485 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
487 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
488 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
489 gimplify_init_ctor_eval_range, gimple_push_cleanup,
490 gimplify_omp_for, gimplify_omp_atomic_pipeline,
491 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
492 force_gimple_operand): Likewise.
493 * ipa-cp.c (constant_val_insert): Likewise.
494 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
495 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
496 perfect_nestify): Likewise.
497 * langhooks.c (lhd_omp_assignment): Likewise.
498 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
499 lower_copyprivate_clauses, lower_send_clauses,
500 lower_send_shared_vars, expand_parallel_call,
501 expand_omp_for_generic, expand_omp_for_static_nochunk,
502 expand_omp_for_static_chunk, expand_omp_sections,
503 lower_omp_single_copy, lower_omp_for_lastprivate,
504 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
505 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
506 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
509 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
511 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
512 config/sh/sh.md: Follow spelling conventions.
514 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
515 config/frv/predicates.md: Follow spelling conventions.
517 * config/m68k/linux-unwind.h: Fix a comment typo.
518 * target.h: Follow spelling conventions.
520 2007-02-18 Roger Sayle <roger@eyesopen.com>
522 PR rtl-optimization/28173
523 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
524 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
525 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
526 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
527 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
529 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
531 * builtins.c (fold_builtin_load_exponent): New.
532 (fold_builtin_2): Use it.
534 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
536 PR rtl-optimization/30773
537 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
538 if we fail to attach a REG_EQUIV note.
540 2007-02-18 David Edelsohn <edelsohn@gnu.org>
541 Roger Sayle <roger@eyesopen.com>
543 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
545 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
547 * calls.c (initialize_argument_information): Pass original EXP
548 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
549 code to split complex arguments here, as part of initializing the
551 (expand_call): Remove code that builds a list of arguments and
552 inserts implicit arguments into it. Instead, just count how many
553 implicit arguments there will be so we can determine the size of
554 the ARGS array, and let initialize_argument_information do the work.
555 (split_complex_values): Delete unused function.
557 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
559 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
561 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
563 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
564 for arg pointer based indexed addressing.
566 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
568 * config/ia64/ia64.h, config/ia64/ia64.md,
569 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
570 spelling conventions.
572 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
574 * config/m68k/m68k.c (split_di): New.
575 * config/m68k/m68k-protos.h: Declare split_di.
576 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
577 Improve predicate handling and split constant shifts.
579 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
581 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
582 parameter for register bitfield operations, general predicates
585 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
587 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
588 * config/m68k/linux-unwind.h: New file.
590 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
592 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
593 config/i386/athlon.md, config/ia64/ia64.md,
594 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
595 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
596 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
597 tree-ssa-loop-niter.c, tree-vect-analyze.c,
598 tree-vect-transform.c: Fix comment typos.
600 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
602 * sched-deps.c (find_insn_list): Remove.
603 * sched-int.h: Remove the prototype for find_insn_list.
605 2007-02-16 Geoffrey Keating <geoffk@apple.com>
607 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
609 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
610 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
611 darwin_rs6000_override_options.
612 (C_COMMON_OVERRIDE_OPTIONS): Expect
613 darwin_macosx_version_min to be non-NULL always.
614 (TARGET_C99_FUNCTIONS): Likewise.
615 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
616 (DARWIN_MINVERSION_SPEC): New.
617 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
618 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
620 (DARWIN_MINVERSION_SPEC): New.
621 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
623 * config/darwin-c.c (darwin_cpp_builtins): Expect
624 darwin_macosx_version_min to be non-NULL always.
626 * config/rs6000/rs6000.c: Clean up trailing whitespace.
628 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
630 * config/i386/i386.h (x86_use_xchgb): New.
631 (TARGET_USE_XCHGB): New macro.
632 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
633 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
634 Split after reload into bswaphi for shifts of 8.
635 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
636 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
637 or when optimizing for size.
639 2007-02-16 Richard Guenther <rguenther@suse.de>
640 Christian Bruel <christian.bruel@st.com>
642 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
643 DECLs but prefer SSA_NAMEs over DECLs.
645 2007-02-16 Richard Guenther <rguenther@suse.de>
647 * tree-flow-inline.h (single_imm_use_p): Remove.
648 (zero_imm_uses_p): Likewise.
649 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
650 instead of single_imm_use_p.
651 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
654 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
657 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
658 nested double- and backquotes.
660 2007-02-15 Roger Sayle <roger@eyesopen.com>
663 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
664 should be unreachable.
665 (build2_stat): Allow construction of MODIFY_EXPR at any time.
666 For the time being redirect GIMPLE_MODIFY_STMT to the new
667 (renamed) build_gimple_modify_stmt_stat.
668 (build2_gimple_stat): Rename to...
669 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
670 Always build a GIMPLE_MODIFY_STMT node.
671 * tree.h (build2_gimple, build2_gimple_stat): Delete.
672 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
675 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
676 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
677 * tree-complex.c (set_component_ssa_name, expand_complex_move,
678 expand_complex_div_wide): Likewise.
679 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
680 * tree-ssa-loop-im.c (schedule_sm): Likewise.
681 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
682 * tree-ssa-loop-manip.c (create_iv): Likewise.
683 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
684 abs_replacement): Likewise.
685 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
686 realify_fake_stores): Likewise.
688 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
689 node rather than a GIMPLE_MODIFY_STMT node.
690 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
691 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
693 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
694 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
697 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
700 * fold-const.c (fold_comparison): Add back the
701 folding of constant complex comparisions.
703 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
706 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
707 effects unknown to this function, return early.
709 2007-02-15 Ian Lance Taylor <iant@google.com>
711 * lower-subreg.c (move_eh_region_note): New static function.
712 (resolve_simple_move): Call it.
713 (decompose_multiword_subregs): Track blocks for which we resolve a
714 simple move which is also a control flow insn. Pass them to
715 find_many_sub_basic_blocks.
716 (pass_lower_subreg): Add TODO_verify_flow.
717 (pass_lower_subreg2): Likewise.
719 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
720 Brooks Moses <brooks.moses@codesourcery.com>
721 Lee Millward <lee.millward@codesourcery.com>
723 * tree.h (enum tree_code_class): Add tcc_vl_exp.
724 (VL_EXP_CLASS_P): New.
725 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
727 (TREE_OPERAND_CHECK_CODE): Likewise.
728 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
729 (TREE_RTL_OPERAND_CHECK): Likewise.
730 (tree_operand_check_failed): Make second parameter the whole tree
731 instead of its code. Fixed callers.
733 (TREE_OPERAND_LENGTH): New.
734 (VL_EXP_OPERAND_LENGTH): New.
736 (CALL_EXPR_STATIC_CHAIN): New.
737 (CALL_EXPR_ARGS): New.
738 (CALL_EXPR_ARG): New.
739 (call_expr_nargs): New.
740 (CALL_EXPR_ARGP): New.
741 (build_nt_call_list): Declare.
742 (build_vl_exp_stat): Declare.
744 (build_call_list): Declare.
745 (build_call_nary): Declare.
746 (build_call_valist): Declare.
747 (build_call_array): Declare.
748 (call_expr_arg): Declare.
749 (call_expr_argp): Declare.
750 (call_expr_arglist): Declare.
751 (fold_build_call_list): Declare.
752 (fold_build_call_list_initializer): Declare.
753 (fold_call_expr): Declare to replace fold_builtin.
754 (fold_builtin_fputs): Update to agree with modified definition.
755 (fold_builtin_strcpy): Likewise.
756 (fold_builtin_strncpy): Likewise.
757 (fold_builtin_memory_chk): Likewise.
758 (fold_builtin_stxcpy_chk): Likewise.
759 (fold_builtin_strncpy_chk): Likewise.
760 (fold_builtin_next_arg): Likewise.
761 (fold_build_call_expr): Declare.
762 (fold_builtin_call_list): Declare.
763 (fold_builtin_call_valist): Declare.
764 (build_call_expr): Declare.
765 (validate_arglist): Update to agree with modified definition.
766 (tree_operand_length): New.
767 (call_expr_arg_iterator): New.
768 (init_call_expr_arg_iterator): New.
769 (next_call_expr_arg): New.
770 (first_call_expr_arg): New.
771 (more_call_expr_args_p): New.
772 (FOR_EACH_CALL_EXPR_ARG): New.
774 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
776 (tree_code_size): Update documentation. Use sizeof (tree) rather
777 than sizeof (char *).
778 (tree_size): Likewise. Add case for tcc_vl_exp.
779 (tree_node_structure): Add case for tcc_vl_exp.
780 (contains_placeholder_p): Likewise.
781 (substitute_in_expr): Likewise.
782 (substitute_placeholder_in_expr): Likewise.
783 (stabilize_reference_1): Likewise.
784 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
785 to diagnose breakage of this interface for constructing CALL_EXPRs.
786 (build_nt): Add similar assertion here.
787 (build_nt_call_list): New.
788 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
789 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
791 (get_callee_fndecl): Use new CALL_EXPR accessors.
792 (tree_operand_check_failed): Change parameters to pass entire node
793 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
794 (process_call_operands): New.
795 (build_vl_exp_stat): New.
796 (build_call_list): New.
797 (build_call_nary): New.
798 (build_call_valist): New.
799 (build_call_array): New.
800 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
801 (call_expr_arglist): New.
803 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
804 tcc_vl_exp instead of a fixed-size tcc_expression.
806 * doc/c-tree.texi (CALL_EXPR): Document new representation and
807 accessors for CALL_EXPRs.
808 (AGGR_INIT_EXPR): Likewise.
810 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
811 Brooks Moses <brooks.moses@codesourcery.com>
812 Lee Millward <lee.millward@codesourcery.com>
814 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
815 (expand_builtin_nonlocal_goto): Change parameter to be entire
816 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
817 (expand_builtin_prefetch): Likewise.
818 (expand_builtin_classify_type): Likewise.
819 (mathfn_built_in): Return NULL_TREE instead of 0.
820 (expand_errno_check): Use new CALL_EXPR accessors.
821 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
822 Return NULL_RTX instead of 0.
823 (expand_builtin_mathfn_2): Likewise.
824 (expand_builtin_mathfn_3): Likewise.
825 (expand_builtin_interclass_mathfn): Likewise.
826 (expand_builtin_sincos): Likewise.
827 (expand_builtin_cexpi): Likewise.
828 (expand_builtin_int_roundingfn): Likewise.
829 (expand_builtin_int_roundingfn_2): Likewise.
830 (expand_builtin_pow): Likewise.
831 (expand_builtin_powi): Likewise.
832 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
833 of arglist, fixing callers appropriately. Use new CALL_EXPR
834 accessors and constructors. Return NULL_RTX instead of 0.
835 (expand_builtin_strstr): Likewise.
836 (expand_builtin_strchr): Likewise.
837 (expand_builtin_strrchr): Likewise.
838 (expand_builtin_strpbrk): Likewise.
839 (expand_builtin_memcpy): Likewise.
840 (expand_builtin_mempcpy): Likewise.
841 (expand_builtin_mempcpy_args): New.
842 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
843 (expand_builtin_memmove_args): New.
844 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
845 (expand_movstr): Likewise.
846 (expand_builtin_strcpy): Likewise.
847 (expand_builtin_strcpy_args): New.
848 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
849 (expand_builtin_strncpy): Likewise.
850 (expand_builtin_memset): Likewise.
851 (expand_builtin_memset_args): New.
852 (expand_builtin_bzero): Similarly to expand_builtin_memset.
853 (expand_builtin_memcmp): Likewise.
854 (expand_builtin_strcmp): Likewise.
855 (expand_builtin_strncmp): Likewise.
856 (expand_builtin_strcat): Likewise.
857 (expand_builtin_strncat): Likewise.
858 (expand_builtin_strspn): Likewise.
859 (expand_builtin_strcspn): Likewise.
860 (expand_builtin_args_info): Likewise.
861 (expand_builtin_va_start): Likewise.
862 (gimplify_va_arg_expr): Likewise.
863 (expand_builtin_va_end): Likewise.
864 (expand_builtin_va_copy): Likewise.
865 (expand_builtin_frame_address): Likewise.
866 (expand_builtin_alloca): Likewise.
867 (expand_builtin_bswap): Likewise.
868 (expand_builtin_unop): Likewise.
869 (expand_builtin_fputs): Likewise.
870 (expand_builtin_expect): Likewise.
871 (expand_builtin_fabs): Likewise.
872 (expand_builtin_copysign): Likewise.
873 (expand_builtin_printf): Likewise.
874 (expand_builtin_fprintf): Likewise.
875 (expand_builtin_sprintf): Likewise.
876 (expand_builtin_init_trampoline): Likewise.
877 (expand_builtin_signbit): Likewise.
878 (expand_builtin_fork_or_exec): Likewise.
879 (expand_builtin_sync_operation): Likewise.
880 (expand_builtin_compare_and_swap): Likewise.
881 (expand_builtin_lock_test_and_set): Likewise.
882 (expand_builtin_lock_release): Likewise.
883 (expand_builtin): Likewise.
884 (builtin_mathfn_code): Likewise.
886 (fold_builtin_constant_p): Pass call arguments individually instead
887 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
888 accessors and constructors. Return NULL_TREE instead of 0.
889 (fold_builtin_expect): Likewise.
890 (fold_builtin_classify_type): Likewise.
891 (fold_builtin_strlen): Likewise.
892 (fold_builtin_nan): Likewise.
893 (integer_valued_real_p): Likewise.
894 (fold_trunc_transparent_mathfn): Likewise.
895 (fold_fixed_mathfn): Likewise.
896 (fold_builtin_cabs): Likewise.
897 (fold_builtin_sqrt): Likewise.
898 (fold_builtin_cbrt): Likewise.
899 (fold_builtin_cos): Likewise.
900 (fold_builtin_cosh): Likewise.
901 (fold_builtin_tan): Likewise.
902 (fold_builtin_sincos): Likewise.
903 (fold_builtin_cexp): Likewise.
904 (fold_builtin_trunc): Likewise.
905 (fold_builtin_floor): Likewise.
906 (fold_builtin_ceil): Likewise.
907 (fold_builtin_round): Likewise.
908 (fold_builtin_int_roundingfn): Likewise.
909 (fold_builtin_bitop): Likewise.
910 (fold_builtin_bswap): Likewise.
911 (fold_builtin_logarithm): Likewise.
912 (fold_builtin_hypot): Likewise.
913 (fold_builtin_pow): Likewise.
914 (fold_builtin_powi): Likewise.
915 (fold_builtin_exponent): Likewise.
916 (fold_builtin_memset): Likewise.
917 (fold_builtin_bzero): Likewise.
918 (fold_builtin_memory_op): Likewise.
919 (fold_builtin_bcopy): Deleted; call site changed to invoke
920 fold_builtin_memory_op directly.
921 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
922 (fold_builtin_strncpy): Likewise.
923 (fold_builtin_memcmp): Likewise.
924 (fold_builtin_strcmp): Likewise.
925 (fold_builtin_strncmp): Likewise.
926 (fold_builtin_signbit): Likewise.
927 (fold_builtin_copysign): Likewise.
928 (fold_builtin_isascii): Likewise.
929 (fold_builtin_toascii): Likewise.
930 (fold_builtin_isdigit): Likewise.
931 (fold_builtin_fabs): Likewise.
932 (fold_builtin_abs): Likewise.
933 (fold_builtin_fmin_fmax): Likewise.
934 (fold_builtin_carg): Likewise.
935 (fold_builtin_classify): Likewise.
936 (fold_builtin_unordered_cmp): Likewise.
938 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
939 New functions split out from fold_builtin_1.
940 (fold_builtin_n): New.
941 (fold_builtin_varargs): New.
942 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
944 (fold_call_expr): New.
945 (build_function_call_expr): Rewrite to use new helper function.
946 (fold_builtin_call_list): New.
947 (build_call_expr): New.
948 (fold_builtin_call_valist): New.
949 (rewrite_call_expr): New.
951 (validate_arglist): Change parameter to be entire CALL_EXPR instead
952 of an arglist. Change return type to bool. Use new CALL_EXPR
955 (fold_builtin_strstr): Pass call arguments individually instead
956 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
957 accessors and constructors. Return NULL_TREE instead of 0.
958 (fold_builtin_strchr): Likewise.
959 (fold_builtin_strrchr): Likewise.
960 (fold_builtin_strpbrk): Likewise.
961 (fold_builtin_strcat): Likewise.
962 (fold_builtin_strncat): Likewise.
963 (fold_builtin_strspn): Likewise.
964 (fold_builtin_strcspn): Likewise.
965 (fold_builtin_fputs): Likewise.
966 (fold_builtin_next_arg): Likewise.
967 (fold_builtin_sprintf): Likewise.
969 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
970 NULL_RTX instead of 0.
971 (expand_builtin_memory_chk): Likewise.
972 (maybe_emit_chk_warning): Likewise.
973 (maybe_emit_sprintf_chk_warning): Likewise.
975 (fold_builtin_object_size): Pass call arguments individually instead
976 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
977 accessors and constructors. Return NULL_TREE instead of 0.
978 (fold_builtin_memory_chk): Likewise.
979 (fold_builtin_stxcpy_chk): Likewise.
980 (fold_builtin_strncpy_chk): Likewise.
981 (fold_builtin_strcat_chk): Likewise.
982 (fold_builtin_strcat_chk): Likewise.
983 (fold_builtin_strncat_chk): Likewise.
984 (fold_builtin_sprintf_chk): Likewise.
985 (fold_builtin_snprintf_chk): Likewise.
986 (fold_builtin_printf): Likewise.
987 (fold_builtin_vprintf): Likewise.
989 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
991 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
992 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
993 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
994 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
995 (fold_unary): Likewise.
996 (fold_binary): Likewise.
997 (fold_ternary): Remove CALL_EXPR case, since they are no longer
999 (fold): Add logic for tcc_vl_exp.
1000 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
1001 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1002 (fold_build3_stat): Add assertion to flag broken interface for
1003 constructing CALL_EXPRs.
1004 (fold_build_call_list): New.
1005 (fold_build_call_list_initializer): New.
1006 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1008 (fold_strip_sign_ops): Likewise.
1010 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1011 Brooks Moses <brooks.moses@codesourcery.com>
1012 Lee Millward <lee.millward@codesourcery.com>
1014 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1015 accessors and dump arguments explicitly.
1017 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1019 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1021 (print_call_name): Use new CALL_EXPR accessors.
1023 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1024 CALL_EXPR arguments explicitly instead of as a list. Use
1025 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1027 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1028 (vrp_visit_stmt): Likewise.
1030 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1031 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1033 (force_move_till_expr): Likewise.
1035 * targhooks.c (default_external_stack_protect_fail): Use
1036 build_call_expr instead of build_function_call_expr.
1037 (default_hidden_stack_protect_fail): Likewise.
1039 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1042 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1043 and walk arguments explicitly.
1045 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1046 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1047 (expand_simple_operations): Likewise.
1048 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1050 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1051 of TREE_CODE_LENGTH.
1052 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1054 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1055 instead of TREE_CODE_LENGTH.
1057 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1058 (tree_ic_transform): Likewise.
1059 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1060 parameter instead of arglist. Fix callers.
1061 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1062 (tree_stringops_transform): Likewise.
1063 (tree_indirect_call_to_profile): Likewise.
1064 (tree_stringops_values_to_profile): Likewise.
1066 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1067 (eliminate_tail_call): Likewise.
1069 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1071 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1072 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1074 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1076 * omp-low.c (build_omp_barrier): Use build_call_expr.
1077 (lower_rec_input_clauses): Likewise.
1078 (lower_reduction_clauses): Likewise.
1079 (expand_parallel_call): Likewise.
1080 (maybe_catch_exception): Likewise.
1081 (expand_omp_for_generic): Likewise.
1082 (expand_omp_for_static_nochunk): Likewise.
1083 (expand_omp_sections): Likewise.
1084 (lower_omp_single_simple): Likewise.
1085 (lower_omp_single_copy): Likewise.
1086 (lower_omp_master): Likewise.
1087 (lower_omp_ordered): Likewise.
1088 (lower_omp_critical): Likewise.
1090 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1091 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1093 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1094 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1095 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1097 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1098 and generalize to handle any number of operands.
1099 (chrec_contains_undetermined): Likewise.
1100 (tree_contains_chrecs): Likewise.
1101 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1103 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1105 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1106 fold_call_expr instead of fold_builtin.
1107 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1108 match declarations there.
1109 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1112 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1113 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1115 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1116 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1118 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1121 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1122 (execute_cse_sincos): Use new CALL_EXPR accessors.
1124 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1126 * gimple-low.c (lower_function_body): Use build_call_expr.
1127 (lower_builtin_setjmp): Likewise.
1129 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1130 (set_storage_via_libcall): Likewise.
1131 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1132 instead of TREE_CODE_LENGTH.
1133 (expand_expr_real_1): Use new CALL_EXPR accessors.
1135 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1136 generalize to handle any number of operands.
1137 (TB_parent_eq): Likewise.
1139 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1140 (strip_builtin_expect): Likewise.
1142 * function.c (gimplify_parameters): Use build_call_expr.
1144 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1145 instead of TREE_CODE_LENGTH.
1147 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1148 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1150 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1153 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1154 (gimplify_decl_expr): Likewise.
1155 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1156 Use new CALL_EXPR iterators.
1157 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1158 (gimplify_modify_expr_to_memset): Likewise.
1159 (gimplify_variable_sized_compare): Likewise.
1160 (gimplify_omp_atomic_fetch_op): Likewise.
1161 (gimplify_omp_atomic_pipeline): Likewise.
1162 (gimplify_omp_atomic_mutex): Likewise.
1163 (gimplify_function_tree): Likewise.
1165 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1166 (call_expr_flags): Likewise.
1167 (expand_call): Likewise.
1169 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1170 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1173 * coverage.c (create_coverage): Use build_call_expr.
1175 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1176 (temp_call_expr_obstack): New.
1177 (pool_copy_list): Delete.
1178 (temp_copy_call_expr): New.
1179 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1180 CALL_EXPR accessors. Get rid of special goo for copying argument
1181 lists and use temp_copy_call_expr instead.
1182 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1183 CALL_EXPR accessors.
1184 (create_expression_by_pieces): Likewise. Use build_call_array
1185 to construct the result instead of fold_build3.
1186 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1187 dealing with argument lists.
1188 (init_pre): Remove references to expression_node_pool and
1189 list_node_pool. Init temp_call_expr_obstack instead.
1190 (fini_pre): Remove references to expression_node_pool and
1193 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1194 and walk arguments explicitly instead of as a list.
1196 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1197 (mx_register_decls): Likewise.
1198 (mudflap_register_call): Likewise.
1199 (mudflap_finish_file): Likewise.
1201 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1202 (ipa_callsite_compute_param): Likewise.
1204 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1205 accessors and constructor.
1207 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1208 accessors and constructor.
1209 (convert_tramp_reference): Likewise.
1210 (convert_call_expr): Likewise.
1211 (finalize_nesting_tree_1): Likewise.
1213 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1216 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1218 * tree-inline.c (initialize_inlined_parameters): Pass entire
1219 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1221 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1222 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1224 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1225 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1226 (vectorizable_reduction): Likewise.
1227 (vectorizable_call): Use new CALL_EXPR iterators.
1228 (vectorizable_conversion): Use build_call_expr.
1229 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1230 (vect_gen_widened_results_half): Use build_call_expr.
1231 (vect_setup_realignment): Likewise.
1232 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1234 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1235 (pass_through_call): Likewise.
1236 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1239 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1240 (tree_gen_pow2_profiler): Likewise.
1241 (tree_gen_one_value_profiler): Likewise.
1242 (tree_gen_ic_func_profiler): Likewise.
1243 (tree_gen_average_profiler): Likewise.
1244 (tree_gen_ior_profiler): Likewise.
1246 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1247 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1248 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1250 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1251 of TREE_CODE_LENGTH.
1253 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1254 of TREE_CODE_LENGTH.
1256 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1258 (convert_to_integer): Likewise.
1260 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1263 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1264 Brooks Moses <brooks.moses@codesourcery.com>
1265 Lee Millward <lee.millward@codesourcery.com>
1267 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1269 * config/frv/frv.c (frv_expand_builtin): Likewise.
1270 * config/s390/s390.c (s390_expand_builtin): Likewise.
1272 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1273 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1275 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1276 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1277 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1278 (ix86_expand_store_builtin): Likewise.
1279 (ix86_expand_unop_builtin): Likewise.
1280 (ix86_expand_unop1_builtin): Likewise.
1281 (ix86_expand_sse_compare): Likewise.
1282 (ix86_expand_sse_comi): Likewise.
1283 (ix86_expand_vec_init_builtin): Likewise.
1284 (ix86_expand_vec_ext_builtin): Likewise.
1285 (ix86_expand_vec_set_builtin): Likewise.
1286 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1288 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1289 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1291 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1292 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1293 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1295 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1297 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1298 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1299 arglist. Use new CALL_EXPR accessors. Fix callers.
1300 (altivec_expand_abs_builtin): Likewise.
1301 (rs6000_expand_binop_builtin): Likewise.
1302 (altivec_expand_predicate_builtin): Likewise.
1303 (altivec_expand_lv_builtin): Likewise.
1304 (spe_expand_stv_builtin): Likewise.
1305 (altivec_expand_stv_builtin): Likewise.
1306 (rs6000_expand_ternop_builtin): Likewise.
1307 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1308 (altivec_expand_st_builtin): Likewise.
1309 (altivec_expand_dst_builtin): Likewise.
1310 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1311 arglist. Use new CALL_EXPR accessors. Fix callers.
1312 (altivec_expand_vec_set_builtin): Likewise.
1313 (altivec_expand_vec_ext_builtin): Likewise.
1314 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1315 (spe_expand_builtin): Likewise.
1316 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1317 arglist. Use new CALL_EXPR accessors. Fix callers.
1318 (spe_expand_evsel_builtin): Likewise.
1319 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1320 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1322 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1323 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1324 (arm_expand_unop_builtin): Likewise.
1325 (arm_expand_builtin): Use new CALL_EXPR accessors.
1327 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1330 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1331 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1332 (bfin_expand_unop_builtin): Likewise.
1333 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1335 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1336 Brooks Moses <brooks.moses@codesourcery.com>
1337 Lee Millward <lee.millward@codesourcery.com>
1339 * c-semantics.c (build_stmt): Add internal diagnostic check.
1341 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1342 accessors. Print arguments explicitly instead of as a list.
1344 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1346 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1347 (c_finish_omp_flish): Likewise.
1349 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1350 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1351 instead of TREE_CODE_LENGTH.
1352 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1353 (c_warn_unused_result): Likewise.
1355 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1358 * doc/invoke.texi (Warning Options): Remove
1359 -Werror-implicit-function-declaration.
1360 (Wimplicit-function-declaration): Update description.
1361 * opts.c (common_handle_option): Move handling of -Werror=* to...
1362 (enable_warning_as_error): ...here.
1363 * opts.h (enable_warning_as_error): Declare.
1364 * c-decl.c (implicit_decl_warning): Unless
1365 -Wno-implicit-function-declaration is given, emit a pedwarn if
1366 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1367 * c.opt (Wimplicit-function-declaration): Replace
1368 mesg_implicit_function_declaration with
1369 warn_implicit_function_declaration.
1370 * c-opts.c (c_common_handle_option):
1371 -Werror-implicit-function-declaration is exactly equal as
1372 -Werror=implicit-function-declaration.
1373 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1374 warn_implicit_function_declaration.
1375 (c_common_post_options): -Wimplict-function-declaration is enabled
1376 by default by -std=c99, otherwise is disabled by default.
1377 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1379 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1381 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1382 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1383 former is ignored but not the latter.
1385 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1387 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1388 is made and the reference doesn't use the alias set of its type,
1389 do not create the temporary using that type.
1391 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1393 * jump.c: Remove prototypes for delete_computation and
1394 delete_prior_computation.
1396 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1398 * jump.c (get_label_after): Delete.
1399 (get_label_before, delete_computation, delete_jump,
1400 delete_prior_computation, follow_jumps): Move...
1401 * reorg.c (delete_computation, delete_prior_computation): ... here...
1402 (get_label_before, delete_jump): ... making these static ...
1403 (follow_jumps): ... and simplifying this since it only runs after
1405 * rtl.h (get_label_after, get_label_before, delete_jump,
1406 follow_jumps): Delete prototypes.
1408 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1410 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1412 2007-02-15 Nick Clifton <nickc@redhat.com>
1414 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1415 order to prevent it from being munged by the target.
1417 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1419 * config/i386/i386.md: Remove misleading comment.
1421 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1423 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1424 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1427 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1429 * tree-sra.c (instantiate_missing_elements): Canonicalize
1431 (sra_build_assignment): New.
1432 (generate_copy_inout, generate_element_copy,
1433 generate_element_zero, generate_one_element_init): Use it.
1435 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1437 * tree-sra.c (instantiate_missing_elements): Canonicalize
1439 (sra_build_assignment): New.
1440 (generate_copy_inout, generate_element_copy,
1441 generate_element_zero, generate_one_element_init): Use it.
1443 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1445 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1448 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1450 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1451 types as aggregates not scalars.
1452 * function.c (assign_stack_temp_for_type): Likewise.
1454 2007-02-14 Roger Sayle <roger@eyesopen.com>
1455 Zdenek Dvorak <dvorakz@suse.cz>
1457 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1460 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1462 * passes.c (next_pass_1): Clear the next field of the copied
1465 2007-02-14 Richard Henderson <rth@redhat.com>
1467 * tree-sra.c (early_sra): New.
1468 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1469 (tree_sra_early, pass_sra_early): New.
1470 * tree-pass.h (pass_sra_early): Declare.
1471 * passes.c (init_optimization_passes): Use it.
1473 2007-02-14 Richard Guenther <rguenther@suse.de>
1475 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1477 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1479 PR tree-optimization/30771
1480 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1482 (vect_analyze_operations): Induction phis can now be marked as
1484 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1485 Update documentation accordingly.
1487 2007-02-14 Nick Clifton <nickc@redhat.com>
1489 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1490 most 3 arguments are supported.
1491 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1493 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1495 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1496 Ensure dst->current is valid.
1498 2007-02-13 Paul Brook <paul@codesourcery.com>
1500 * config.gcc: Add arm*-*-uclinux-*eabi.
1501 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1502 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1503 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1504 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1505 (LINK_SPEC): Define.
1507 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1509 * config/arm/uclinux-eabi.h: New file.
1510 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1511 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1514 2007-02-13 Ian Lance Taylor <iant@google.com>
1516 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1517 * flags.h (warn_strict_overflow): Declare.
1518 (enum warn_strict_overflow_code): Define.
1519 (issue_strict_overflow_warning): New static inline function.
1520 * opts.c (warn_strict_overflow): New variable.
1521 (common_handle_option): Handle OPT_Wstrict_overflow and
1522 OPT_Wstrict_overflow_.
1523 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1525 * fold-const.c: Include intl.h.
1526 (fold_deferring_overflow_warnings): New static variable.
1527 (fold_deferred_overflow_warning): New static variable.
1528 (fold_deferred_overflow_code): New static variable.
1529 (fold_defer_overflow_warnings): New function.
1530 (fold_undefer_overflow_warnings): New function.
1531 (fold_undefer_and_ignore_overflow_warnings): New function.
1532 (fold_deferring_overflow_warnings_p): New function.
1533 (fold_overflow_warning): New static function.
1534 (make_range): Add strict_overflow_p parameter. Change all
1536 (extract_muldiv, extract_muldiv_1): Likewise.
1537 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1538 tree_expr_nonnegative_p.
1539 (fold_negate_expr): Call fold_overflow_warning.
1540 (fold_range_test): Likewise.
1541 (fold_comparison): Likewise.
1542 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1543 instead of tree_expr_nonnegative_p.
1544 (tree_expr_nonnegative_warnv_p): Rename from
1545 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1546 (tree_expr_nonnegative_p): New function.
1547 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1548 strict_overflow_p parameter.
1549 (tree_expr_nonzero_p): New function.
1550 * passes.c (verify_interpass_invariants): New static function.
1551 (execute_one_pass): Call it.
1552 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1554 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1555 (estimate_numbers_of_iterations): Likewise.
1556 (scev_probably_wraps_p): Likewise.
1557 * tree-ssa-ccp.c: Include "toplev.h".
1558 (evaluate_stmt): Defer fold overflow warnings until we know we are
1560 (struct fold_stmt_r_data): Add stmt field.
1561 (fold_stmt_r): Defer fold overflow warnings until we know we
1563 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1564 (fold_stmt_inplace): Likewise.
1565 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1566 (cleanup_control_expr_graph): Defer fold overflow warnings until
1567 we know we are going to optimize.
1568 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1569 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1571 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1572 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1573 * tree-ssa-loop-manip.c (create_iv): Likewise.
1574 * c-typeck.c (build_conditional_expr): Likewise.
1575 (build_binary_op): Likewise.
1576 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1577 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1578 (extract_range_from_unary_expr): Likewise.
1579 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1580 assuming that signed overflow does not occur.
1581 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1582 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1583 (fold_defer_overflow_warnings): Declare.
1584 (fold_undefer_overflow_warnings): Declare.
1585 (fold_undefer_and_ignore_overflow_warnings): Declare.
1586 (fold_deferring_overflow_warnings_p): Declare.
1587 (tree_expr_nonzero_warnv_p): Declare.
1588 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1590 (Warning Options): Document -Wstrict-overflow.
1591 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1592 (tree-ssa-ccp.o): Likewise.
1593 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1594 (fold-const.o): Depend on intl.h.
1596 2007-02-13 Ian Lance Taylor <iant@google.com>
1599 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1602 2007-02-13 Stuart Hastings <stuart@apple.com>
1604 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1606 2007-02-13 Richard Henderson <rth@redhat.com>
1608 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1609 handled_component_p before looking for the indirect_ref.
1611 2007-02-13 Richard Henderson <rth@redhat.com>
1613 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1614 remove flags clobber.
1615 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1616 (bswaphi_lowpart): New.
1617 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1618 remove TARGET_BSWAP test. Delete expander of the same name.
1620 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1621 (expand_unop): Use them.
1623 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1625 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1626 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1627 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1628 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1629 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1630 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1631 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1632 assembler dialect choice from asm templates.
1634 2007-02-12 Richard Henderson <rth@redhat.com>
1636 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1637 (fixuns_trunc<SSEMODEF>si2): Use it.
1638 * config/i386/sse.md (vec_setv4sf_0): Export.
1639 * config/i386/i386.c (ix86_build_const_vector): Export.
1640 (ix86_split_convert_uns_si_sse): Rename from
1641 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1642 * config/i386/i386-protos.h: Update.
1644 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1647 * c-typeck.c (c_finish_return): Improve warning message.
1649 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1651 * alias.c (find_symbolic_term): Delete unused function.
1653 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1655 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1656 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1657 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1659 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1661 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1662 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1663 the function, temporarily point the debug interface to the null one.
1665 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1667 * dwarf2out.c (round_up_to_align): New static function.
1668 (field_byte_offset): Use it to round the offset.
1670 2007-02-12 Richard Henderson <rth@redhat.com>
1672 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1673 (inswl_const): Export.
1675 2007-02-12 Richard Henderson <rth@redhat.com>
1677 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1678 result mode of the libcall, convert back to outmode.
1680 2007-02-12 Roger Sayle <roger@eyesopen.com>
1682 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1683 (bswapdi2): New define_expand to implement 32-bit implementation.
1685 2007-02-12 Nick Clifton <nickc@redhat.com>
1687 * doc/invoke.texi (Overall Options): Document --help=.
1688 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1689 (cc1_options): Pass --help= on to cc1.
1690 (display_help): Add description of --help=.
1691 (process_command): Add code to handle --help=. Allow translated
1692 --help and --target-help switches to be passed on to compiler
1694 (main): Remove unused if statement.
1695 * opts.c (columns): Remove.
1696 (LEFT_COLUMN): Define.
1697 (wrap_help): Add columns argument.
1698 (print_filtered_help): Change parameters to be an include bitmask,
1699 an exclude bitmask, an any bitmask and the column width. Move the
1700 code to display the params list here. Add code to display the
1701 status of options rather than their descriptions if the quiet flag
1703 (print_specific_help): Change parameters to be an include bitmask,
1704 an exclude bitmask and an any bitmask. Move code to look up the
1705 column width here. Decide upon the title for an options listing.
1706 (common_handle_options): Add code to handle --help=. Adapt code
1707 for --help and --target-help to use the revised form of the
1708 print_specific_help function.
1709 (print_help): Delete.
1710 (print_param_help): Delete.
1711 (print_switch): Delete.
1712 * opts.h (cl_lang_count): Add prototype.
1713 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1714 CL_MAX_OPTION_CLASS): New defines.
1715 * optc-gen.awk: Add construction of cl_lang_count.
1716 * c.opt: Add Warning attribute to warning options and Optimization
1717 attribute to optimization options.
1718 * common.opt: Likewise.
1720 Add -fhelp and -ftarget-help as aliases for the transformed --help
1721 and --target-help options.
1722 * opt-functions.awk: Add code to handle Warning and Optimization
1725 2007-02-12 Richard Henderson <rth@redhat.com>
1727 * config/alpha/constraints.md: New file.
1728 * config/alpha/alpha.c: Include tm-constrs.h.
1729 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1730 alpha_extra_constraint): Remove.
1731 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1732 * config/alpha/alpha-protos.h: Update.
1733 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1734 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1735 (EXTRA_CONSTRAINT): Remove.
1736 * config/alpha/alpha.md: Include constraints.md.
1737 (adddi splitter): Use satisfies_constraint_*.
1738 * config/alpha/predicates.md (add_operand): Likewise.
1739 (sext_add_operand, addition_operation): Likewise.
1741 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1743 PR tree-optimization/29145
1744 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1745 in our handling of restrict qualified pointers.
1747 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1750 * doc/invoke.texi (Wunused-value): Update description.
1751 (Wextra): Delete item.
1752 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1753 value of Wunused-value.
1754 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1755 (c_finish_stmt_expr): Don't check extra_warnings.
1756 (emit_side_effect_warnings): The caller is responsible to check
1759 2007-02-11 Roger Sayle <roger@eyesopen.com>
1760 Matt Thomas <matt@3am-software.com>
1762 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1764 2007-02-11 Roger Sayle <roger@eyesopen.com>
1766 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1767 comparisons of POPCOUNT against zero.
1768 (simplify_const_relational_operation): Likewise.
1770 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1772 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1774 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1776 * dwarf2out.c (root_type): Delete unused function.
1778 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1780 * genattrtab.c (contained_in_p): Delete unused function.
1781 (write_expr_attr_cache): Likewise.
1783 2007-02-11 Jan Hubicka <jh@suse.cz>
1785 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1788 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1790 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1791 to add the REG_EQ* note.
1792 * see.c (see_merge_one_use_extension): Likewise.
1793 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1794 turn REG_EQUAL notes into REG_EQUIV notes if the target
1795 register may have more than one set.
1796 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1797 * gcse.c (try_replace_reg): Likewise.
1798 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1799 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1800 more than one REG_EQUIV note.
1801 * reload1.c (gen_reload): Use set_unique_reg_note.
1803 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1805 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1806 (ix86_builtin_conversion): New function.
1808 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1811 * tree.h (DECL_REPLACEABLE_P): New macro.
1812 * except.c (set_nothrow_function_flags): Likewise.
1814 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1815 Ira Rosen <irar@il.ibm.com>
1816 Dorit Nuzman <dorit@il.ibm.com>
1818 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1819 * targhooks.c (default_builtin_vectorized_conversion): New.
1820 * targhooks.h (default_builtin_vectorized_function): New declaration.
1821 * target.h (struct vectorize): Add builtin_conversion field.
1822 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1823 stmt_vec_info_type value.
1824 (vectorizable_conversion): New declaration.
1825 * tree-vect-analyze.c (vect_analyze_operations): Add
1826 vectorizable_conversion call.
1827 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1828 * tree-vect-transform.c (vectorizable_conversion): New function.
1829 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1830 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1832 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1833 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1834 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1835 or ALTIVEC_BUILTIN_VCFSX.
1837 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1840 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1841 CONST_DOUBLE and operand 0 is a hard register.
1842 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1843 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1844 is a hard floating-point register.
1846 2007-02-10 Richard Henderson <rth@redhat.com>
1847 Jakub Jelinek <jakub@redhat.com>
1848 Alexandre Oliva <aoliva@redhat.com>
1850 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1851 * builtin-types.def (BT_WORD): Make unsigned.
1852 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1853 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1854 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1855 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1856 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1857 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1859 * expr.c (emutls_var_address): New.
1860 (expand_expr_real_1): Expand emulated tls.
1861 (expand_expr_addr_expr_1): Likewise.
1862 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1863 * output.h (emutls_finish): Declare.
1864 * toplev.c (compile_file): Call it.
1865 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1866 address before wrapping in CONST.
1867 * varasm.c (emutls_htab, emutls_object_type): New.
1868 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1869 (get_emutls_object_name, get_emutls_object_type): New.
1870 (get_emutls_init_templ_addr, emutls_decl): New.
1871 (emutls_common_1, emutls_finish): New.
1872 (assemble_variable): When emulating tls, swap decls; generate
1873 constructor for the emutls objects.
1874 (do_assemble_alias): When emulating tls, swap decl and target name.
1875 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1877 * varpool.c (decide_is_variable_needed): Look at force_output.
1878 Recurse for emulated tls.
1879 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1880 with decide_is_variable_needed.
1881 * emutls.c: New file.
1882 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1883 tls_object for real tls.
1885 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1887 PR rtl-optimization/29599
1888 * reload1.c (eliminate_regs_in_insn): Take the destination
1889 mode into account when computing the offset.
1891 2007-02-09 Stuart Hastings <stuart@apple.com>
1892 Richard Henderson <rth@redhat.com>
1894 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1895 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1896 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1897 fixuns_truncdfhi2): New.
1898 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1899 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1900 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1901 (floatunssidf2): Allow nonimmediate source.
1902 * gcc/config/i386/sse.md (movdi_to_sse): New.
1903 (vec_concatv2di): Drop '*'.
1904 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1905 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1906 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1908 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1909 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1910 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1911 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1912 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1913 ix86_build_const_vector.
1914 (x86_emit_floatuns): Rewrite.
1916 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1918 * genautomata.c (longest_path_length): Delete unused function.
1919 (struct state): Delete unused longest_path_length.
1920 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1921 (get_free_state): Delete unused.
1923 2007-02-09 Jan Hubicka <jh@suse.cz>
1925 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1926 * doc/invoke.texi (inline-unit-growth): Update default value.
1928 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1929 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1930 (rebuild_cgraph_edges): Likewise.
1931 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1932 (dump_cgraph_node): Dump frequencies.
1933 (cgraph_clone_edge): Add frequency scales.
1934 (cgraph_clone_node): Add freuqnecy.
1935 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1936 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1937 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1938 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1939 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1940 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1941 (save_inline_function_body): Likewise.
1942 * ipa-inline.c: inluce rtl.h
1943 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1944 (cgraph_edge_badness): Use frequencies.
1945 (cgraph_decide_recursive_inlining): Update clonning.
1946 (cgraph_decide_inlining_of_small_function): Dump frequency.
1947 * predict.c (estimate_bb_frequencies): Export.
1948 * predict.h (estimate_bb_frequencies): Declare.
1949 * tree-inline.c (copy_bb): Watch overflows.
1950 (expand_call_inline): Update call of cgraph_create_edge.
1951 (optimize_inline_calls): Use TODO flags to update frequnecies.
1952 * passes.h: Include predict.h
1953 (init_optimization_passes): Move profile ahead.
1954 (execute_function_todo): Handle TODO_rebuild_frequencies.
1956 2007-02-09 Roger Sayle <roger@eyesopen.com>
1958 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1959 the insbl or inswl pattern into a register.
1961 2007-02-09 Roger Sayle <roger@eyesopen.com>
1963 * config/ia64/ia64.md (bswapdi2): New define_insn.
1965 2007-02-09 Richard Henderson <rth@redhat.com>
1967 * config/i386/constraints.md (Ym): New constraint.
1968 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1969 (movdi_1_rex64): Split sse and xmm general register moves from
1970 memory move alternatives. Use conditional register constraints.
1971 (movsf_1, movdf_integer): Likewise.
1972 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1973 (movdf_integer_rex64): New.
1974 (pushsf_rex64): Fix output constraints.
1975 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1976 (sse2_stored): Likewise.
1977 (sse2_storeq_rex64): New.
1978 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1979 amd and not generic.
1980 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1981 for optimize_size. Remove SF/DFmode hack.
1983 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1985 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1988 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1989 Richard Sandiford <richard@codesourcery.com>
1991 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1992 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1993 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1994 m68k/t-mlib to tmake_file.
1995 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1996 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1997 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1998 Allow it to be cf or m68k. Set m68k_arch_family. If that
1999 variable is not empty, add t-$m68k_arch_family to tmake_file.
2000 Add t-mlibs to tmake_file.
2001 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
2002 * config/m68k/t-cf: New file.
2003 * config/m68k/t-m68k: Likewise.
2004 * config/m68k/t-mlibs: Likewise.
2005 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2006 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2007 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2008 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2009 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2011 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2012 (INSTALL_LIBGCC): Delete.
2013 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2014 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2015 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2016 (M68K_MLIB_CPU): Define.
2017 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2018 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2019 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2021 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2022 Richard Guenther <rguenther@suse.de>
2025 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2026 against INT_MIN/INT_MAX.
2027 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2028 file if a loop is removed.
2030 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2032 * calls.c (store_one_arg): Pass correct alignment to
2033 emit_push_insn for non-BLKmode values.
2034 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2035 unaligned stack slot via a suitably aligned slot.
2037 2007-02-08 DJ Delorie <dj@redhat.com>
2039 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2041 (legal_subregs): Use unsigned char, make const.
2042 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2044 2007-02-08 Paul Brook <paul@codesourcery.com>
2046 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2047 special interworking needed.
2049 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2051 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2052 conditional to __SSE2__.
2053 (Entries below should have been added to first ChangeLog
2054 entry for amdfam10 dated 2007-02-05)
2055 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2057 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2059 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2062 2007-02-08 DJ Delorie <dj@redhat.com>
2064 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2065 * config/m32c/m32c.c (legal_subregs): New.
2066 (m32c_illegal_subreg_p): New.
2067 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2068 unsupported subregs of hard regs.
2070 2007-02-08 Jan Hubicka <jh@suse.cz>
2072 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2073 the same one; always update histograms.
2075 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2077 * passes.c (init_optimization_passes): Tidy comment.
2079 2007-02-08 Roger Sayle <roger@eyesopen.com>
2081 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2082 strip zero_extend, bswap and rotates from POCOUNT's argument.
2083 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2084 zero_extend and rotates from PARITY's argument.
2085 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2086 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2087 of an integer constant at compile-time.
2089 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2092 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2094 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2097 * tree-ssa-live.c (remove_unused_locals): Do not remove
2098 TREE_ADDRESSABLE variables.
2099 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2100 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2101 FOR_CLOBBER. Update all users.
2102 If VAR has an associated alias set, add a virtual operand for
2103 it if no alias is found to conflict with the memory reference.
2105 2007-02-07 Jan Hubicka <jh@suse.cz>
2106 Robert Kidd <rkidd@crhc.uiuc.edu>
2108 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2110 2007-02-07 Ian Lance Taylor <iant@google.com>
2112 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2114 2007-02-07 Roger Sayle <roger@eyesopen.com>
2116 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2117 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2118 tablejumpdi, movsi_to_cr_one): Remove constraints from
2119 define_expand's match_operands.
2121 2007-02-07 Roger Sayle <roger@eyesopen.com>
2123 * global.c (compute_regsets): Move declatation of "i" inside of
2124 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2126 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2129 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2130 of INDIRECT_REF <RESULT_DECL>.
2132 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2134 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2135 Kaz Kojima <kkojima@gcc.gnu.org>
2138 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2140 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2142 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2144 * doc/loop.texi: Document possibility not to perform disambiguation
2145 of loops with multiple latches.
2146 * cfgloopmanip.c (alp_enum_p): Removed.
2147 (add_loop): Handle subloops. Use get_loop_body_with_size.
2148 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2149 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2150 the new forwarder block.
2151 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2152 Handle the case latch is NULL.
2153 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2154 when marking loop exits.
2155 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2157 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2158 disambiguate_loops_with_multiple_latches.
2159 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2160 before fix_loop_structure.
2161 * cfgloop.c: Include pointer-set.h and output.h.
2162 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2163 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2164 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2165 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2166 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2167 disambiguate_multiple_latches, get_loop_body_with_size,
2168 disambiguate_loops_with_multiple_latches): New functions.
2169 (flow_loop_dump): Dump multiple latch edges.
2170 (flow_loop_nodes_find): Handle loops with multiple latches.
2171 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2172 (glb_enum_p): Modified.
2173 (get_loop_body): Use get_loop_body_with_size.
2174 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2175 (AVOID_CFG_MODIFICATIONS): New constant.
2176 (disambiguate_loops_with_multiple_latches, add_loop,
2177 get_loop_body_with_size): Declare.
2178 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2180 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2183 * global.c (compute_regsets): New function.
2184 (global_alloc): Refactored ELIMINABLE_REGSET
2185 and NO_GLOBAL_ALLOC_REGS computation out.
2186 (rest_of_handle_global_alloc): Call compute_regsets()
2187 for non-optimizing case.
2189 2007-02-06 Richard Henderson <rth@redhat.com>
2191 * config/i386/constraints.md (Y2): Rename from Y.
2192 (Yi): New constraint.
2193 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2194 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2195 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2196 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2197 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2198 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2199 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2200 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2201 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2202 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2203 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2204 vec_extractv2si_1): Change Y constraints to Y2.
2205 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2206 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2207 Change Y constraints to Y2.
2208 (sse2_loadld): Change Y constraints to x.
2210 2007-02-06 Roger Sayle <roger@eyesopen.com>
2212 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2213 (parity<mode>2): New define_expand using rs6000_emit_parity.
2214 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2215 rs6000_emit_parity): New functions.
2216 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2217 rs6000_emit_parity): Prototype here.
2219 2007-02-06 Ian Lance Taylor <iant@google.com>
2221 * lower-subreg.c (simple_move_operand): Reject CONST.
2222 (resolve_clobber): Call validate_change rather than directly
2223 assigning to XEXP (pat, 0).
2225 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2227 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2228 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2229 (tree-cfg.o): Remove hashtab.h dependency.
2231 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2232 (struct ivopts_data): Change niters to pointer_map_t.
2233 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2234 (niter_for_exit): Create pointer_map on demand. Change for
2236 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2237 (free_loop_data): Destroy data->niters if created and reset field.
2238 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2239 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2241 * tree-ssa-reassoc.c: Include pointer-set.h.
2242 (bb_rank): Change to long *.
2243 (operand_rank): Change to pointer_map_t.
2244 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2245 (insert_operand_rank): Accept long.
2246 (operand_entry_hash, operand_entry_eq): Remove.
2247 (get_rank): Return long. Adjust for changes above.
2248 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2250 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2252 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2253 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2254 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2256 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2257 directly since it cannot be NULL.
2258 (get_vi_for_tree): Rewrite for pointer_map API.
2259 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2260 (init_alias_vars): Create vi_for_tree as pointer_map.
2261 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2263 * tree-cfg.c: Don't include hashtab.h.
2264 (edge_to_cases): Declare as pointer_map.
2265 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2267 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2268 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2269 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2271 (record_switch_edge): Delete.
2272 (get_cases_for_edge): Adjust for pointer_map API, inline
2273 record_switch_edge (rewritten for new API), remove goto.
2275 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2277 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2278 * tree-nested.c: Include pointer-set.h.
2279 (var_map_elt, var_map_eq, var_map_hash): Delete.
2280 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2282 (nesting_info_bitmap_obstack): New.
2283 (lookup_field_for_decl): Adjust for pointer_map API.
2284 (lookup_tramp_for_decl): Adjust for pointer_map API.
2285 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2286 (get_local_debug_decl): Adjust for pointer_map API.
2287 (convert_nl_goto_reference): Adjust for pointer_map API.
2288 (convert_nl_goto_receiver): Adjust for pointer_map API.
2289 (create_nesting_tree): Create outside GGC space. Create bitmap on
2290 the new obstack. Create field_map and var_map as pointer_maps.
2291 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2293 (lower_nested_functions): Move root here, no need to NULL it.
2294 Initialize and release the obstack.
2296 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2298 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2299 Remove prototypes and make them non-static.
2300 (struct tree_int_map): Remove.
2301 * tree.h (struct tree_int_map): Move here, turning TO into an
2303 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2305 * tree.h (TREE_COMPLEXITY): Remove.
2306 (struct tree_exp): Remove complexity field.
2307 * tree.c (build1_stat): Don't set it.
2309 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2310 Victor Kaplansky <victork@il.ibm.com>
2312 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2313 (vect_is_simple_reduction): Support reduction with induction as
2314 one of the operands.
2315 (vect_is_simple_iv_evolution): Fix formatting.
2316 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2317 formatting. Don't mark induction phis for vectorization.
2318 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2319 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2320 (vect_get_vec_def_for_operand): Support induction.
2321 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2323 (vectorizable_reduction): Support reduction with induction as one of
2325 (vectorizable_type_demotion): Use def-type of stmt argument rather
2326 than dummy def-type.
2328 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2329 flag_tree_scev_cprop.
2330 * common.opt (tree-scev-cprop): New flag.
2332 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2333 call to vect_get_new_vect_var.
2335 2007-02-06 Ira Rosen <irar@il.ibm.com>
2337 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2338 vectype is not NULL.
2339 (vect_pattern_recog_1): Likewise.
2341 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2343 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2344 (fold_negate_expr): Likewise.
2346 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2349 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2350 even if cv-qualification is the same.
2352 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2354 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2355 __enable_execute_stack on completion.
2357 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2359 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2360 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2361 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2362 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2363 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2364 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2365 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2366 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2368 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2370 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2371 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2372 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2373 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2374 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2375 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2376 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2377 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2378 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2379 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2380 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2381 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2382 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2383 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2384 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2385 sqrtextenddfxf2_i387): Added amdfam10_decode.
2387 * config/i386/athlon.md (athlon_idirect_amdfam10,
2388 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2389 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2390 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2391 athlon_ivector_store_amdfam10): New define_insn_reservation.
2392 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2395 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2397 * config/i386/athlon.md (athlon_call_amdfam10,
2398 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2399 define_insn_reservation.
2400 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2401 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2402 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2404 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2406 * config/i386/athlon.md (athlon_sseld_amdfam10,
2407 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2408 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2410 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2412 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2413 define_insn_reservation.
2414 * config/i386/i386.md (sseins): Added sseins to define_attr type
2415 and define_attr unit.
2416 * config/i386/sse.md: Set type attribute to sseins for insertq
2419 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2421 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2422 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2423 ssecomi_load_amdfam10, ssecomi_amdfam10,
2424 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2425 define_insn_reservation.
2426 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2428 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2430 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2431 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2432 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2433 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2434 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2435 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2436 define_insn_reservation.
2438 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2439 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2440 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2441 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2442 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2444 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2446 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2447 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2448 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2449 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2450 athlon_ssemul_load_k8): Added amdfam10.
2452 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2454 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2455 (x86_sse_unaligned_move_optimal): New variable.
2457 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2459 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2460 for unaligned vector SSE double/single precision loads for AMDFAM10.
2462 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2464 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2465 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2466 Define TARGET_CPU_DEFAULT_amdfam10.
2467 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2468 (processor_type): Add PROCESSOR_AMDFAM10.
2470 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2471 processor_type in config/i386/i386.h.
2472 Enable imul peepholes for TARGET_AMDFAM10.
2474 * config.gcc: Add support for --with-cpu option for amdfam10.
2476 * config/i386/i386.c (amdfam10_cost): New variable.
2477 (m_AMDFAM10): New macro.
2478 (m_ATHLON_K8_AMDFAM10): New macro.
2479 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2480 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2481 x86_promote_QImode, x86_integer_DFmode_moves,
2482 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2483 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2484 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2485 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2486 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2487 Enable/disable for amdfam10.
2488 (override_options): Add amdfam10_cost to processor_target_table.
2489 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2490 processor_alias_table.
2491 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2492 (ix86_adjust_cost): Add code for amdfam10.
2494 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2496 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2497 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2498 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2499 * config/i386/i386.h: Add builtin definition for SSE4A.
2500 * config/i386/i386.md: Add support for ABM instructions
2502 * config/i386/sse.md: Add support for SSE4A instructions
2503 (movntss, movntsd, extrq, insertq).
2504 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2505 Add -march=amdfam10 flag.
2506 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2507 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2509 * doc/extend.texi: Add documentation for SSE4A builtins.
2511 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2513 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2515 2007-02-05 Richard Guenther <rguenther@suse.de>
2517 * tree-vectorizer.h (vectorizable_function): Add argument type
2518 argument, change return type.
2519 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2520 * tree-vect-transform.c (vectorizable_function): Handle extra
2521 argument, return vectorized function decl.
2522 (build_vectorized_function_call): Remove.
2523 (vectorizable_call): Handle calls with result and argument types
2524 differing. Handle loop vectorization factor correctly.
2525 * targhooks.c (default_builtin_vectorized_function): Adjust for
2527 * targhooks.h (default_builtin_vectorized_function): Likewise.
2528 * target.h (builtin_vectorized_function): Add argument type
2530 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2531 extra argument, allow vectorizing of lrintf.
2532 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2533 documentation of target hook.
2535 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2538 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2539 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2540 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2542 2007-02-05 Roger Sayle <roger@eyesopen.com>
2544 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2545 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2546 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2547 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2548 before canonicalizing sincos to cexpi.
2549 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2551 2007-02-05 Roger Sayle <roger@eyesopen.com>
2553 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2554 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2555 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2557 2007-02-05 Roger Sayle <roger@eyesopen.com>
2559 * mips-tfile.c (initialize_init_file): Correct endianness test.
2561 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2563 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2566 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2568 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2569 saves in a PARALLEL before the register assignments.
2571 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2573 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2574 DWARF_FRAME_RETURN_COLUMN to be a general register.
2575 * dwarf2out.c (init_return_column_size): New function, split from...
2576 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2577 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2578 to be nongeneral registers.
2579 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2581 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2582 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2584 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2586 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2588 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2590 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2591 (remove_path): Use can_remove_branch_p and remove_branch instead
2592 of loop_delete_branch_edge.
2593 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2594 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2595 Update profile using scale_dominated_blocks_in_loop.
2596 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2597 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2598 (can_remove_branch_p, remove_branch): Declare.
2599 * tree-cfg.c (tree_can_remove_branch_p): New function.
2600 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2601 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2602 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2604 2007-02-05 Jan Hubicka <jh@suse.cz>
2607 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2608 nodes in cgraph, don't remove offline copy of the function.
2610 2007-02-04 Jan Hubicka <jh@suse.cz>
2612 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2613 vectors might cause maybe_lookup_element_for_expr to be called
2614 on non-sra-candidate.
2616 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2618 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2619 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2620 spelling conventions.
2622 2007-02-04 Richard Guenther <rguenther@suse.de>
2625 * fold-const.c (try_move_mult_to_index): Make sure to not
2626 overflow one dimension of a multi-dimensional array access.
2628 2007-02-04 Jan Hubicka <jh@suse.cz>
2630 * passes.c (init_optimization_passes): Reindent.
2632 2007-02-04 Jan Hubicka <jh@suse.cz>
2633 Eric Botcazou <ebotcazou@adacore.com>
2635 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2636 (execute_fixup_cfg): Break out the abnormal goto code.
2637 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2638 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2639 (optimize_inline_calls): Call make_nonlocal_label_edges.
2641 2007-02-04 Jan Hubicka <jh@suse.cz>
2643 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2644 true when something was changed.
2645 (rename_ssa_copies): When something was changed, do
2646 TODO_remove_unused_locals.
2647 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2648 add TODO_remove_unused_locals when instruction was removed.
2650 2007-02-04 Jan Hubicka <jh@suse.cz>
2652 * ipa-inline.c (try_inline): Improve debug output; work on already
2654 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2655 call try_inline for already inlined edges too when flattening;
2656 inline also functions that make callee growth but overall unit size
2659 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2661 * config/m32c/bitops.md, config/m32c/jump.md,
2662 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2663 config/m32r/m32r.h, config/m32r/m32r.md,
2664 config/m32r/predicates.md, config/m68hc11/larith.asm,
2665 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2666 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2667 config/mips/mips-protos.h, config/mips/mips.c,
2668 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2669 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2670 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2671 spelling conventions.
2673 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2674 Follow spelling conventions.
2676 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2678 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2679 warn about C++0x compatibility.
2681 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2683 * config/h8300/h8300.c, config/h8300/h8300.h,
2684 config/h8300/h8300.md: Follow spelling conventions.
2686 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2689 * combine.c (try_combine): Do not substitute source operand
2690 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2692 2007-02-03 Jan Hubicka <jh@suse.cz>
2694 PR gcov-profile/30650
2695 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2696 do not divide by zero for never executed counters.
2697 (tree_find_values_to_profile): Fix counters.
2698 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2700 2007-02-03 Ian Lance Taylor <iant@google.com>
2702 * lower-subreg.c (simple_move_operand): New static function,
2703 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2705 (simple_move): Call simple_move_operand.
2706 (find_decomposable_subregs): Add special handling of MEMs.
2707 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2708 meaning of return value. If we see a hard register, test whether
2709 it can store a word_mode value. Change all callers.
2711 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2713 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2714 ftrapv insns and expanders.
2715 (subdi3): Change define_expand operand 1 to arith11_operand, and
2716 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2717 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2718 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2722 * varasm.c (notice_global_symbol): Treat global objects as weak when
2725 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2727 * emit-rtl.c (dconstpi): Delete.
2729 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2730 * real.h (dconstpi): Delete.
2732 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2733 (fold_builtin_hypot): Likewise.
2735 2007-02-03 Tom Tromey <tromey@redhat.com>
2738 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2739 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2741 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2743 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2744 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2745 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2746 config/rs6000/cell.md, config/rs6000/darwin.h,
2747 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2748 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2749 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2750 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2751 typos. Follow spelling conventions.
2752 * doc/invoke.texi: Follow spelling conventions.
2754 2007-02-03 Roger Sayle <roger@eyesopen.com>
2756 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2757 canonicalization transformations that attempt to simplify integer
2758 constant comparisons to become comparisons against zero.
2760 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2762 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2764 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2765 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2767 2007-02-02 Mike Stump <mrs@apple.com>
2769 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2770 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2771 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2772 generate a branch island.
2774 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2776 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2777 (xtensa_legitimate_address_p): New.
2778 (xtensa_legitimize_address): New.
2779 (xtensa_output_addr_const_extra): New.
2780 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2782 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2783 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2784 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2785 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2786 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2787 (xtensa_legitimize_address): New.
2788 (xtensa_output_addr_const_extra): New.
2790 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2792 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2794 2007-02-02 Ian Lance Taylor <iant@google.com>
2796 * expmed.c (expand_divmod): Add comment.
2798 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2800 * emit-rtl.c (renumber_insns): Remove.
2801 * flags.h: Remove the extern for flag_renumber_insns.
2802 * rtl.h: Remove the prototype for renumber_insns.
2803 * toplev.c (flag_renumber_insns): Remove.
2805 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2807 Revert for x86 darwin:
2808 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2810 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2811 code before the following patch under TARGET_MACHO.
2812 (ix86_function_value_regno_p): Likewise.
2814 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2816 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2819 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2822 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2823 general or fp registers. Add comments.
2824 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2826 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2828 * pointer-set.c (insert_aux): Only return insertion slot.
2829 (pointer_set_insert): Adjust.
2830 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2831 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2832 pointer_map_traverse): New.
2833 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2834 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2835 pointer_map_contains, pointer_map_traverse): Declare.
2837 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2840 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2841 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2843 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2845 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2847 (struct _dep): New type.
2848 (dep_t): New typedef.
2849 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2850 (DEP_STATUS): New access macro. The macro with the same name was
2851 renamed to DEP_LINK_STATUS.
2852 (dep_init): Declare function
2854 (struct _dep_link): New type.
2855 (dep_link_t): New typedef.
2856 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2857 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2858 (DEP_LINK_STATUS): New macro.
2859 (debug_dep_links): New debug function.
2861 (struct _deps_list): New type.
2862 (deps_list_t): New typedef.
2863 (DEPS_LIST_FIRST): New access macro.
2864 (FOR_EACH_DEP_LINK): New cycle macro.
2865 (create_deps_list, free_deps_list, delete_deps_list): Declare
2867 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2868 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2869 (copy_deps_list_change_con): Ditto.
2871 (move_dep_link): Declare function.
2873 (struct _dep_node): New type.
2874 (dep_node_t): New typedef.
2875 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2877 (struct haifa_insn_data.back_deps): New field to hold backward
2878 dependencies of the insn.
2879 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2881 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2882 Change its type to deps_list_t.
2883 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2884 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2885 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2887 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2889 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2891 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2893 (dep_cost): Declare.
2895 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2896 (ds_to_dk, dk_to_ds): New functions.
2898 (init_dep_1): New static function.
2899 (init_dep): New function.
2900 (copy_dep): New static function.
2902 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2904 (detach_dep_link): New static function.
2905 (move_dep_link): New function.
2907 (dep_links_consistent_p, dump_dep_links): New static functions.
2908 (debug_dep_links): New debugging function.
2910 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2912 (alloc_deps_list, init_deps_list): New static functions.
2913 (create_deps_list): New function.
2914 (clear_deps_list): New static function.
2915 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2916 (deps_list_consistent_p, dump_deps_list): New static functions.
2917 (debug_deps_list): New function.
2918 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2920 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2922 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2923 use new scheduler dependencies lists.
2924 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2925 (sched_analyze): Ditto. Initialize dependencies lists.
2926 (add_forw_dep, compute_forward_dependences): Update to use new
2927 scheduler dependencies lists.
2929 (init_dependency_caches): Init deps_obstack.
2930 (free_dependency_caches): Free deps_obstack.
2932 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2933 new scheduler dependencies lists.
2934 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2935 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2937 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2938 Update to use new scheduler dependencies lists.
2939 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2940 (debug_dependencies): Ditto.
2941 (schedule_region): Update comments.
2943 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2944 scheduler dependencies lists.
2945 (schedule_ebb): Update comments.
2947 * rtl.def (DEPS_LIST): Remove.
2949 * lists.c (unused_deps_list): Remove.
2950 (free_list): Update assertions.
2952 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2953 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2955 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2956 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2958 * haifa-sched.c (comments): Update.
2959 (insn_cost1): Remove. Inline the code into insn_cost ().
2960 (insn_cost): Update to use new scheduler dependencies lists. Move
2961 processing of the dependency cost to dep_cost ().
2962 (dep_cost): New function. Use it instead of insn_cost () when
2963 evaluating cost of the dependency. Use compatible interface to
2964 interact with the target.
2965 (priority): Update to use new scheduler dependencies lists.
2966 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2967 with greater number of insns that depend on the insn.
2968 (schedule_insn): Update to use new scheduler dependencies lists. Add
2969 code to free backward dependencies lists. Inline and optimize code
2970 from resolve_dep () - see PR28071.
2971 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2972 lists. Update call to targetm.sched.is_costly_dependence hook.
2974 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2975 scheduler dependencies lists.
2977 (resolve_dep): Remove. Move the logic to schedule_insn ().
2978 (init_h_i_d): Initialize dependencies lists.
2980 (process_insn_depend_be_in_spec): Rename to
2981 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2983 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2984 Update to use new scheduler dependencies lists.
2985 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2987 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2988 new scheduler dependencies lists.
2989 (build_intra_loop_deps): Ditto.
2991 * target.h (struct _dep): Declare to use in
2992 gcc_target.sched.is_costly_dependence.
2993 (struct gcc_target.sched.adjust_cost): Fix typo.
2994 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2995 single dep_t parameter instead of an equivalent triad.
2996 (struct gcc_target.sched.adjust_cost_2): Remove.
2998 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
3000 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
3002 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
3004 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3006 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3007 (REG_DEP_TRUE): Document.
3009 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3010 Change signature to correspond to the targetm.sched.adjust_cost hook.
3011 Update use in TARGET_SCHED_ADJUST_COST_2.
3012 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3013 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3014 new scheduler dependencies lists.
3015 (ia64_gen_check): Ditto.
3017 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3020 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3021 signature to correspond to the targetm.sched.is_costly_dependence hook.
3022 (is_costly_group): Update to use new scheduler dependencies lists.
3024 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3025 instead of INSN_COST () macro.
3027 2007-02-01 Ian Lance Taylor <iant@google.com>
3029 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3031 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3033 * pa.md (tp_load): Correct mfctl instruction syntax.
3035 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3037 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3038 altivec_padding_size calculation on AIX. Improve comment, add
3039 assert to verify that it's right.
3041 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3044 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3047 * global.c (global_alloc): Add mising initialization of
3050 2007-02-01 Roger Sayle <roger@eyesopen.com>
3052 * alias.c (init_alias_analysis): Correct whitespace.
3053 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3054 partition_hot_cold_basic_blocks): Likewise.
3055 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3056 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3057 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3058 fold_builtin_snprintf_chk, fold_builtin_printf,
3059 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3060 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3061 * cfgcleanup.c (cleanup_cfg): Likewise.
3062 * cfgexpand.c (tree_expand_cfg): Likewise.
3063 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3064 * function.c (get_next_funcdef_no): Likewise.
3065 * gengtype.c (main): Likewise.
3066 * genmodes.c (main): Likewise.
3067 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3068 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3069 * ifcvt.c (noce_emit_move_insn): Likewise.
3070 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3072 * stor-layout.c (get_best_mode): Likewise.
3073 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3074 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3075 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3076 perform_var_substitution, solve_graph): Likewise.
3077 * tree-vrp.c (vrp_finalize): Likewise.
3079 2007-02-01 Ian Lance Taylor <iant@google.com>
3081 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3082 high part of a paradoxical subreg, return a constant zero.
3084 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3086 * toplev.c (lang_dependent_init): Call init_set_costs.
3087 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3089 2007-02-01 Richard Guenther <rguenther@suse.de>
3092 * fold-const.c (fold_negate_expr): Allow negating a
3093 constant if overflow does not change.
3095 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3097 * doc/c-tree.texi (Expression trees): Improve markup.
3098 * doc/tm.texi (Register Classes, Addressing Modes)
3099 (Floating Point): Fix spacing after abbreviations. Fix some
3102 2007-02-01 Ben Elliston <bje@au.ibm.com>
3104 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3105 * doc/contrib.texi: Likewise.
3106 * doc/install.texi: Likewise.
3108 2007-01-31 Richard Henderson <rth@redhat.com>
3109 Ian Lance Taylor <iant@google.com>
3111 * lower-subreg.c: New file.
3112 * rtl.def (CONCATN): Define.
3113 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3115 * emit-rtl.c (update_reg_offset): New static function, broken out
3116 of gen_rtx_REG_offset.
3117 (gen_rtx_REG_offset): Call update_reg_offset.
3118 (gen_reg_rtx_offset): New function.
3119 * regclass.c: Revert patch of 2006-03-05, restoring
3121 (clear_reg_info_regno): New function.
3122 * dwarf2out.c (concatn_loc_descriptor): New static function.
3123 (loc_descriptor): Handle CONCATN.
3124 * common.opt (fsplit_wide_types): New option.
3125 * opts.c (decode_options): Set flag_split_wide_types when
3127 * timevar.def (TV_LOWER_SUBREG): Define.
3128 * rtl.h (gen_reg_rtx_offset): Declare.
3129 (reg_scan_update): Declare.
3130 * regs.h (clear_reg_info_regno): Declare.
3131 * tree-pass.h (pass_lower_subreg): Declare.
3132 (pass_lower_subreg2): Declare.
3133 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3134 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3136 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3137 * Makefile.in (OBJS-common): Add lower-subreg.o.
3138 (lower-subreg.o): New target.
3140 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3142 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3144 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3147 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3149 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3152 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3154 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3156 * cfgloop.h: Include vec-prim.h.
3157 (enum li_flags): Remove LI_ONLY_OLD.
3158 (loop_iterator): Changed.
3159 (fel_next, fel_init): Iterate over loop tree.
3160 (FOR_EACH_LOOP_BREAK): New macro.
3161 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3163 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3164 * modulo-sched.c (sms_schedule): Ditto.
3165 * tree-vectorizer.c (vectorize_loops): Ditto.
3166 * doc/loop.texi: Update information on loop numbering and behavior of
3167 FOR_EACH_LOOP wrto new loops.
3168 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3169 add_to_evolution_1): Test nestedness of loops instead of comparing
3171 * tree-chrec.c (chrec_fold_plus_poly_poly,
3172 chrec_fold_multiply_poly_poly, chrec_evaluate,
3173 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3174 reset_evolution_in_loop): Ditto.
3175 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3177 2007-01-31 Dirk Mueller <dmueller@suse.de>
3179 * c-common.c (warn_about_parentheses): Separate warning about
3180 un-parenthized sequence of comparison operators from the one
3181 which is supposed to warn about x <= y <= z.
3183 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3185 * optabs.h (enum optab_index): Add new OTI_isinf.
3186 (isinf_optab): Define corresponding macro.
3187 * optabs.c (init_optabs): Initialize isinf_optab.
3188 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3190 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3191 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3193 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3194 expand_builtin_interclass_mathfn.
3195 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3196 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3197 (fxam<mode>2_i387): New insn pattern.
3198 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3199 built-in functions as x87 inline asm.
3201 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3203 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3205 2007-01-30 Eric Christopher <echristo@apple.com>
3207 * config.gcc: Add geode.
3209 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3211 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3212 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3213 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3214 value-prof.c: Fix comment typos.
3216 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3219 * doc/invoke.texi (Wpointer-arith): Document warning.
3221 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3223 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3224 the list of discrepancies from the draft TR.
3226 2007-01-30 Dirk Mueller <dmueller@suse.de>
3229 * doc/invoke.texi (-Wreturn-type): Update description to
3232 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3234 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3236 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3238 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3239 to handle optabs that operate on floating point input argument and
3240 output to integer output.
3241 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3242 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3243 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3244 expand_builtin_interclass_mathfn ().
3245 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3247 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3248 ilogbl built-in functions as x87 intrinsics.
3250 2007-01-30 Richard Guenther <rguenther@suse.de>
3253 * dwarf2out.c (reference_to_unused): Query varpool if the
3254 variable was output.
3256 2007-01-30 Richard Guenther <rguenther@suse.de>
3259 * passes.c (execute_one_pass): Reset in_gimple_form to not
3260 confuse non-unit-at-a-time mode.
3262 2007-01-29 Roger Sayle <roger@eyesopen.com>
3263 Richard Guenther <rguenther@suse.de>
3265 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3266 avoid undefined behaviour on overflow. Use force_fit_type_double
3267 to construct the constant with the specified TREE_OVERFLOW.
3269 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3271 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3272 * config/dfp-bit.h: Ditto.
3274 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3276 * c-decl.c (pop_scope): Replace warnings with call to
3277 warn_for_unused_label.
3278 * c-common.h (warn_for_unused_label): Declare.
3279 * c-common.c (warn_for_unused_label): Define.
3281 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3283 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3286 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3288 * Makefile.in (USER_H): Remove decfloat.h.
3289 * ginclude/decfloat.h: Delete, moving contents to ...
3290 * ginclude/float.h: Add support for decimal floating point,
3291 guarded by __STDC_WANT_DEC_FP__.
3293 2007-01-29 Mike Stump <mrs@apple.com>
3295 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3296 Analysis and Representation to resolve case insensitive conflict.
3297 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3299 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3301 * tree.h (struct tree_memory_tag): Add aliases member.
3302 (MTAG_ALIASES): New macro.
3303 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3304 (add_may_alias): Remove pointer-set. Update for may_aliases being
3306 (mark_aliases_call_clobbered): Update for may_aliases being a
3308 (compute_tag_properties): Ditto.
3309 (create_partition_for): Ditto.
3310 (compute_memory_partitions): Ditto.
3311 (dump_may_aliases_for): Ditto.
3312 (is_aliased_with): Ditto.
3313 (add_may_alias_for_new_tag): Ditto.
3314 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3315 (compute_is_aliased): New function.
3316 (compute_may_aliases): Call compute_is_aliased).
3317 (init_alias_info): Initialize alias_bitmap_obstack.
3318 (union_alias_set_into): New function.
3319 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3320 (have_common_aliases_p): Rewrite to take two bitmaps and use
3322 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3324 (finalize_ref_all_pointers): Update for add_may_alias changes.
3325 (new_type_alias): Ditto.
3326 * tree-flow-inline.h (may_aliases): Return a bitmap.
3327 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3328 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3329 may_aliases being a bitmap.
3330 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3331 may_aliases now returns a bitmap.
3332 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3334 * tree-ssa-operands.c (add_virtual_operand): Update for
3335 may_aliases being a bitmap.
3337 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3339 PR tree-optimization/30630
3340 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3341 variable as changed.
3343 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3346 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3347 expanded only once even if an error occurs.
3349 2007-01-29 Ben Elliston <bje@au.ibm.com>
3351 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3352 (__gcov_average_profiler): Likewise.
3353 (__gcov_ior_profiler): Likewise.
3354 (__gcov_merge_ior): Likewise.
3356 2007-01-28 Jan Hubicka <jh@suse.cz>
3358 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3359 * value-prof.c (stringop_block_profile): Likewise.
3361 2007-01-28 Jan Hubicka <jh@suse.cz>
3363 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3364 variant handling histograms; add wrapper.
3365 (clear_storage_via_libcall): Export.
3366 (emit_block_move_hints): Break out from ...; add histograms.
3367 (emit_block_move): ... this one.
3368 (clear_storage_hints): Break out from ...; add histograms.
3369 (clear_storage): ... this one.
3370 (set_storage_via_memset): Handle histogram.
3371 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3372 (clear_storage_hints, clear_storage_via_libcall): Declare.
3373 (set_storage_via_setmem): Update prototype.
3374 * doc/md.texi (movmem, setmem): Document new arguments.
3376 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3378 (stringop_block_profile): New global function.
3379 (tree_stringops_values_to_profile): Profile block size and alignment.
3380 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3382 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3383 (stringop_block_profile): Declare.
3384 * builtins.c: Include value-prof.h.
3385 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3386 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3387 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3388 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3389 * profile.c (instrument_values): Add new counters.
3390 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3392 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3393 (tree_init_edge_profiler): Build new profilers.
3394 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3395 (pass_tree_profile): Add dump.
3396 (tree_profile_hooks): Update.
3397 * Makefile.in (LIBGCOV): Add new constants.
3398 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3399 __gcov_ior_profiler): New.
3400 * i386.md (movmem/setmem expanders): Add new optional arguments.
3402 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3404 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3406 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3408 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3409 (tree_unswitch_single_loop): Pass eni_size_weights to
3410 tree_num_loop_insns.
3411 * tree-ssa-loop-manip.c: Include tree-inline.h.
3412 (can_unroll_loop_p): Pass eni_size_weights to
3413 tree_num_loop_insns.
3414 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3415 Pass eni_size_weights to estimate_num_insns.
3416 * tree.h (init_inline_once): Export.
3417 * toplev.c (backend_init): Call init_inline_once.
3418 * cgraphunit.c (cgraph_process_new_functions,
3419 cgraph_analyze_function): Pass eni_inlining_weights to
3421 * ipa-inline.c (compute_inline_parameters): Ditto.
3422 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3423 to estimate_num_insns.
3424 (try_unroll_loop_completely): Pass eni_size_weights to
3425 tree_num_loop_insns.
3426 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3427 ot estimate_num_insns.
3428 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3429 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3430 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3431 eni_time_weights): New variables.
3432 (init_inline_once): Initialize them.
3433 (struct eni_data): Mew.
3434 (estimate_num_insns_1, estimate_num_insns): Use weights.
3435 * tree-inline.h (struct eni_weights_d): New.
3436 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3437 (estimate_num_insns): Declaration changed.
3438 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3439 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3440 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3442 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3444 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3445 relations in the conflict function is valid.
3447 2007-01-27 Ian Lance Taylor <iant@google.com>
3449 * common.opt: Add fstrict-overflow.
3450 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3451 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3452 (TYPE_OVERFLOW_UNDEFINED): Define.
3453 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3455 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3456 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3457 (fold_negate_expr): Likewise.
3458 (make_range): Likewise.
3459 (extract_muldiv_1): Likewise.
3460 (maybe_canonicalize_comparison): Likewise.
3461 (fold_comparison): Likewise.
3462 (fold_binary): Likewise.
3463 (tree_expr_nonnegative_p): Likewise.
3464 (tree_expr_nonzero_p): Likewise.
3465 * tree-vrp.c (compare_values): Likewise.
3466 (extract_range_from_binary_expr): Likewise.
3467 (extract_range_from_unary_expr): Likewise.
3468 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3470 (nowrap_type_p): Likewise.
3471 * tree-scalar-evolution.c (simple_iv): Likewise.
3472 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3473 (build_range_check): Likewise.
3474 (extract_muldiv_1): Likewise.
3475 (fold_comparison): Likewise.
3476 * tree-vrp.c (vrp_int_const_binop): Likewise.
3477 (extract_range_from_unary_expr): Likewise.
3478 * convert.c (convert_to_integer): Likewise.
3479 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3480 (fold_comparison): Likewise.
3481 (fold_binary): Likewise.
3482 * optabs.c (optab_for_tree_code): Likewise.
3483 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3484 * simplify-rtx.c (simplify_const_relational_operation): Check
3485 flag_strict_overflow and flag_trapv.
3486 (simplify_const_relational_operation): Likewise.
3487 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3488 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3491 2007-01-27 Roger Sayle <roger@eyesopen.com>
3493 * tree.c (tree_fold_gcd): Delete.
3494 * tree.h (tree_fold_gcd): Remove prototype.
3495 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3496 test whether one constant integer is a multiple of another. Instead
3497 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3498 * fold-const.c (multiple_of_p): We've determined both TOP and
3499 BOTTOM are integer constants so we can call int_const_binop directly
3500 instead of the more generic const_binop.
3502 2007-01-27 Roger Sayle <roger@eyesopen.com>
3504 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3505 1*X check that the constant hasn't overflowed, to preserve the
3507 (round_up): Provide an efficient implementation when rouding-up an
3508 INTEGER_CST to a power-of-two.
3510 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3512 * doc/sourcebuild.texi: Add comma for clarity.
3513 * doc/extend.texi: Fix some typos.
3514 * doc/passes.texi: Likewise.
3515 * doc/cppinternals.texi: Likewise.
3516 * doc/c-tree.texi: Likewise.
3517 * doc/tree-ssa.texi: Likewise.
3518 * doc/install.texi: Likewise.
3520 2007-01-27 Jan Hubicka <jh@suse.cz>
3522 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3523 (pass_sra): Do not require alias information.
3524 * passes.c (init_optimization_passes): Add SRA
3526 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3528 * tracer.c (rest_of_handle_tracer): We already cleaned
3529 up the CFG in tracer() so don't do it here again.
3530 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3531 cleanup_cfg here, either. And don't call renumber_insns.
3533 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3534 and BB_HEAD are in the insn stream here. Instead make sure
3535 that BB_INSN is valid on all insns. Also, do check here that
3536 there are no pending branch predictions...
3537 (rtl_verify_flow_info): ...instead of doing it here. Checks
3538 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3541 2007-01-26 Roger Sayle <roger@eyesopen.com>
3543 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3544 function to simplify/factorize operand order canonicalization.
3545 (ix86_fixup_binary_operands): Reorganize using the above function.
3546 (ix86_binary_operator_ok): Likewise.
3548 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3550 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3551 file scope from optimize_attrs.
3552 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3554 (optimize_attrs): Clear insn_code_values after freeing it.
3556 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3558 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3559 a parts.base assignment.
3561 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3563 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3564 (compute_subscript_distance, initialize_data_dependence_relation,
3565 finalize_ddr_dependent, analyze_ziv_subscript,
3566 analyze_siv_subscript_cst_affine,
3567 compute_overlap_steps_for_affine_univar,
3568 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3569 analyze_siv_subscript, analyze_miv_subscript,
3570 analyze_overlapping_iterations, subscript_dependence_tester_1,
3571 compute_self_dependence, free_dependence_relation): Work
3572 with affine_fn instead of chrecs.
3573 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3574 common_affine_function, affine_function_base,
3575 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3576 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3577 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3578 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3579 (all_chrecs_equal_p): Removed.
3580 * tree-data-ref.h (affine_fn, conflict_function): New types.
3581 (struct subscript): Change type of conflicting_iterations_in_a
3582 and conflicting_iterations_in_b.
3584 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3587 * config/pa/pa.h (TARGET_HPUX_11): New.
3588 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3589 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3591 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3592 Richard Guenther <rguenther@suse.de>
3594 * tree-ssa-structalias.c (solve_graph): Handle case
3595 we merged the variable to another.
3597 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3599 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3602 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3603 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3605 2007-01-25 DJ Delorie <dj@redhat.com>
3607 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3608 allow changes to modes which don't fit in those registers.
3610 * reload1.c (choose_reload_regs): Check for invalid subregs before
3611 computing their locations, not after.
3613 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3616 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3617 save Altivec registers in an eh_return function.
3618 (compute_vrsave_mask): Likewise.
3619 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3620 for saving Altivec registers.
3621 (rs6000_emit_prologue): Don't allocate stack twice in
3622 eh_return function. Correct expected value of altivec_save_offset
3623 when using save_world. Describe save of R0 to stack when using
3624 save_world. Describe stack pointer adjustment when using
3625 save_world. Remove duplicated eh_return parameter register saving.
3626 Update sp_offset variable after save_world.
3627 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3629 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3630 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3633 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3635 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3637 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3640 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3641 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3643 2007-01-25 Richard Guenther <rguenther@suse.de>
3645 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3646 * common.opt (-Wcoverage-mismatch): New warning option.
3647 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3648 if -Wcoverage-mismatch is given.
3650 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3652 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3653 (ipcp_driver): Change to static definition.
3654 Add dumping of the ifunctions.
3655 (constant_val_insert): Remove unused parameter. Support for SSA.
3656 (ipcp_propagate_const): Support for SSA.
3657 (ipcp_profile_bb_print): Print only analyzed nodes.
3658 (ipcp_replace_map_create): Remove support for Fortran constant
3660 * ipa-prop.c (ipa_method_modify_stmt,
3661 ipa_callsite_compute_param): Support for SSA.
3662 * ipa-prop.h (ipcp_driver): Remove declaration.
3663 (IS_VALID_TREE_MAP_INDEX): Add define.
3665 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3667 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3669 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3672 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3673 constant argument to cabs and do it without checking for
3674 -funsafe-math-optimizations.
3676 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3678 * c-common.h (RID_FIRST_CXX0X): New.
3679 (RID_LAST_CXX0X): New.
3680 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3682 * c.opt (Wc++0x-compat): New.
3683 * doc/invoke.texi (-Wc++0x-compat): Document.
3685 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3687 * builtins.c (fold_builtin_carg): New.
3688 (fold_builtin_1): Use it.
3690 2007-01-24 Jan Hubicka <jh@suse.cz>
3692 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3694 * ipa-inline.c (initial_insns, max_insns): Delete.
3695 (compute_max_insns): New function.
3696 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3697 of insns as base for code growth.
3698 (cgraph_decide_inlining): Make initial_insns local; do not compute
3700 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3701 * doc/invoke.texi (inline-unit-growth): Update docs.
3703 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3705 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3706 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3707 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3708 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3709 for CPUs that have PTA_CX16 set.
3712 * gimplify.c (omp_check_private): New function.
3713 (gimplify_scan_omp_clauses): Use it for
3714 firstprivate/lastprivate/reduction.
3717 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3718 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3721 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3722 If lower_lastprivate_clauses emits some statements, append them
3723 to dlist rather than body_p and to body_p append an initializer.
3724 (lower_omp_for): Adjust caller.
3726 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3728 * target.h (globalize_decl_name): New.
3729 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3730 * output.h (default_globalize_decl_name): New.
3731 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3733 (globalize_decl): Ditto.
3734 (default_globalize_decl_name): New.
3735 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3736 (ia64_handle_version_id_attribute): New.
3737 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3738 (ia64_asm_output_external): Use globalize_decl_name instead
3740 * doc/extend.texi (version_id): New pragma.
3741 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3743 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3745 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3746 _uleb128_t and _Unwind_SWord with _sleb128_t.
3747 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3748 uw_frame_state_for, uw_update_context_1): Likewise.
3749 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3750 * unwind-pe.h (read_uleb128, read_sleb128,
3751 read_encoded_value_with_base): Likewise.
3752 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3754 2007-01-24 Richard Guenther <rguenther@suse.de>
3756 * builtins.c (expand_builtin_cexpi): Get the fndecl
3757 for cexp in the correct way.
3759 2007-01-24 Jan Hubicka <jh@suse.cz>
3761 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3763 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3765 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3766 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3767 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3768 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3769 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3770 __SIZEOF_PTRDIFF_T__.
3771 * doc/cpp.texi: Documentation for the new builtin macros added.
3773 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3775 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3776 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3777 instead of operands[2] to avoid access past the end of array.
3779 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3781 * reload1.c (emit_reload_insns): Pass the reload register
3782 for a non-spill output reload through forget_old_reloads_1.
3784 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3786 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3787 _SOFT_DOUBLE if doubles use software floating-point.
3788 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3789 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3790 * config/rs6000/darwin-ldouble.c: Also compile functions for
3791 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3792 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3793 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3794 commented-out long double override.
3795 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3796 * config/rs6000/eabispe.h: Likewise.
3797 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3798 long double for non-SPE.
3799 (rs6000_handle_option): Likewise.
3800 (invalid_e500_subreg): Disallow more subregs involding DImode,
3801 DFmode, TImode or TFmode.
3802 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3804 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3806 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3807 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3809 (rs6000_legitimate_address): Also check for TFmode for E500
3811 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3812 (spe_build_register_parallel): Handle TFmode and TCmode.
3813 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3815 (function_arg): Handle TFmode and TCmode for E500 double.
3816 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3818 (print_operand): Handle TFmode and TImode for %y.
3819 (rs6000_generate_compare): Handle TFmode comparisons for E500
3821 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3822 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3823 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3824 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3825 TFmode for E500 double.
3826 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3827 (floatsidf2): Enable for E500 double.
3828 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3829 (extenddftf2): Change to extenddftf2_fprs.
3830 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3831 depending on TARGET_E500_DOUBLE.
3832 (extendsftf2): Enable for E500 double.
3833 (trunctfdf2): Enable for E500 double.
3834 (trunctfsf2): Change to trunctfsf2_fprs.
3835 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3836 depending on TARGET_E500_DOUBLE.
3837 (floatsitf2): Enable for E500 double.
3838 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3839 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3840 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3841 (negtf2): Change to negtf2_internal.
3842 (negtf2): New expander.
3843 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3844 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3845 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3846 (movdi_internal32): Use rs6000_nonimmediate_operand.
3847 (unnamed splitter): Likewise.
3848 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3849 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3850 (SPE64TF, DITI): New mode macros.
3851 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3854 (frob_<mode>_di_2): New.
3855 (frob_tf_di_8_2): New.
3856 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3858 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3860 (frob_ti_<mode>_8_2): New.
3861 (frob_ti_tf_2): New.
3862 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3863 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3865 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3866 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3867 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3868 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3869 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3870 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3873 2007-01-23 Ian Lance Taylor <iant@google.com>
3875 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3877 (OBJS-archive): Reformat, alphabetize.
3878 (OBJS): Change out_object_file to OBJS-md.
3880 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3882 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3883 JUMP_P and CALL_P predicates where applicable.
3884 * config/i386/i386.c: Ditto.
3885 * config/i386/i386.md: Ditto.
3886 * config/i386/mmx.md: Ditto.
3887 * config/i386/predicates.md: Ditto.
3889 2007-01-22 Andreas Schwab <schwab@suse.de>
3891 * config/m68k/m68k.h: Fix comment.
3893 2007-01-22 Jan Hubicka <jh@suse.cz>
3895 * passes.c (init_optimization_passes): Do not rerun
3896 pass_early_warn_uninitialized.
3898 2007-01-22 Richard Guenther <rguenther@suse.de>
3900 PR tree-optimization/30038
3901 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3903 (execute_cse_sincos_1): Likewise.
3904 (execute_cse_sincos): Likewise.
3905 (gate_cse_sincos): Likewise.
3906 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3907 the cexpi() canonicalization of sincos().
3908 * tree-pass.h (pass_cse_sincos): Declare.
3909 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3911 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3913 PR rtl-optimization/29329
3914 * combine.c (replaced_rhs_insn): Rename to i2mod.
3915 (replaced_rhs_value): Rename to i2mod_new_rhs.
3916 (i2mod_old_rhs): New global variable.
3917 (combine_instructions): Adjust for above change. Save a copy of
3918 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3919 note are substituted in the second instruction.
3920 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3921 ditch the note if it pertains to the second eliminated register
3922 and this register is mentioned in i2mod_old_rhs.
3925 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3927 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3928 the insn to which the note was originally attached.
3930 2007-01-21 Jan Hubicka <jh@suse.cz>
3932 * ipa-inline.c (inlining_mode): Comment, move up.
3933 (cgraph_decide_inlining_incrementally): Do not perform inlining
3934 itself; fix handling of flattening of self recursive functions.
3935 (cgraph_find_cycles): Remove.
3936 (cgraph_flatten_node): Remove.
3937 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3938 (try_inline): New function.
3939 (cgraph_early_inlining): Update call of
3940 cgraph_decide_inlining_incrementally. Apply inlining here.
3941 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3943 2007-01-21 Dirk Mueller <dmueller@suse.de>
3946 * tree-vrp.c (check_array_bounds): do not warn
3947 about ADDR_EXPR's of ARRAY_REF's which are immediately
3948 used in binary expressions.
3950 2007-01-21 Ira Rosen <irar@il.ibm.com>
3952 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3953 read_write_dep and macros for its access.
3954 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3955 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3956 argument, call vect_check_interleaving for every independent pair of
3957 data-refs. Mark loads that access the same memory location as a store
3959 (vect_check_dependences): Remove.
3960 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3961 call, fix the call to vect_analyze_data_ref_dependence.
3962 (vect_analyze_data_ref_access): For statements that access the same
3963 data-ref, check that they are not stores; for loads, check that there
3964 is no store that access the same location.
3966 2007-01-20 Roger Sayle <roger@eyesopen.com>
3967 Joseph Myers <joseph@codesourcery.com>
3969 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3970 (-fdump-rtl-stack): Likewise.
3971 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3972 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3973 (-mpt-fixed): Use @minus{} for minus sign.
3974 (Using Precompiled Headers): Fix under/overfull hbox.
3976 2007-01-20 Jan Hubicka <jh@suse.cz>
3978 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3979 place within annotation.
3981 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3983 * pa.c (output_move_double): Change array size of xoperands to 4.
3985 2007-01-20 Jan Hubicka <jh@suse.cz>
3987 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3990 2007-01-19 Ian Lance Taylor <iant@google.com>
3992 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3993 constant to unsigned HOST_WIDE_INT before negating.
3995 2007-01-19 Ian Lance Taylor <iant@google.com>
3997 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3999 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
4000 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4001 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
4002 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
4003 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
4004 (realloc_vdef, realloc_vuse): Change second parameter to
4006 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4008 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4009 unsigned. Change x and lim locals to unsigned.
4010 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4012 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4013 (copy_virtual_operands): Change i and n locals to unsigned.
4015 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4018 * builtins.c (fold_builtin_1): Handle builtin fdim.
4020 2007-01-20 Jan Hubicka <jh@suse.cz>
4022 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4023 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4024 init_alias_heapvars.
4025 (init_alias_heapvars): Initialize only when not already initialized.
4026 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4028 2007-01-19 Roger Sayle <roger@eyesopen.com>
4030 * common.opt (fsigned-zeros): New command line option.
4031 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4032 of flag_unsafe_math_optimizations.
4033 * opts.c (set_fast_math_flags): The -ffast-math command line option
4034 implies -fno-signed-zeros.
4035 (fast_math_flags_set_p): Likewise.
4037 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4038 the documentation of -ffast-math appropriately. Wrap long lines.
4040 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4042 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4043 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4045 2007-01-19 Tomas Bily <tbily@suse.cz>
4047 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4049 (tree_init_ic_make_global_vars): New function
4050 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4051 (tree_gen_ic_profiler): New function
4052 (tree_gen_ic_func_profiler): New function
4053 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4054 (tree_profile_hooks): Added hook for indirec/virtual calls
4055 * value-prof.c (tree_find_values_to_profile): New case for
4057 (tree_values_to_profile): Call for determining indirect/virtual
4059 (tree_indirect_call_to_profile): New function
4060 (tree_ic_transform): New function
4061 (tree_ic): New function
4062 (find_func_by_pid): New function
4063 (init_pid_map): New function
4064 (tree_value_profile_transformations): Added check for
4065 indirect/virtual call transformation
4066 * value-prof.h (enum hist_type): New counter type for
4067 indirect/virtual calls
4068 (profile_hooks): Added new hook for profiling indirect/virtual
4070 * profile.c (instrument_values): New case for indirect/virtual
4072 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4073 (GCOV_COUNTER_V_INDIR): New counter type
4074 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4075 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4077 * cgraph.c: Definition of cgraph_max_pid
4078 (cgraph_create_node): Default init of pid attribute
4079 * cgraph.h: Declaration of cgraph_max_pid
4080 (struct cgraph_node): Added pid attribute
4081 * libgcov.c (__gcov_indirect_call_profiler): New function
4082 (__gcov_one_value_profiler_body): New function
4083 (__gcov_one_value_profiler): Body was moved to
4084 __gcov_one_value_profiler_body and calls it
4086 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4088 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4089 * gengtype.c (write_types_data, write_func_for_structure,
4090 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4091 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4092 (walk_type, write_func_for_structure): Generate the mark_hook if
4095 2007-01-19 Jan Hubicka <jh@suse.cz>
4097 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4098 'early' argument take inlining mode argument specifying whether to
4099 inline for size/speeed or all functions; add support for flattening;
4101 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4103 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4106 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4107 the name of the declared identifier.
4109 2007-01-19 Dirk Mueller <dmueller@suse.de>
4111 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4112 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4113 duplicate evaluation.
4115 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4117 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4118 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4119 to XFMode, use acosxf2 and truncate result to requested mode.
4120 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4121 (asin<mode>2): Similarly, with asin expanders.
4122 (*fscalexf4_i387): Rename from *fscalexf4.
4123 (expNcorexf3): New expander.
4124 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4125 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4126 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4127 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4128 patterns for SSE math.
4129 (exp10<mode>2): Similarly, with exp10 expanders.
4130 (exp2<mode>2): Similarly, with exp2 expanders.
4131 (expm1<mode>2): Similarly, with expm1 expanders.
4132 (ldexp<mode>3): Similarly, with ldexp expanders.
4133 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4134 Use gen_truncxf<mode>2_i387_noop to truncate result.
4136 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4138 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4139 for ColdFire targets.
4141 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4142 Richard Sandiford <richard@codesourcery.com>
4144 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4145 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4146 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4147 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4148 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4149 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4151 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4153 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4154 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4155 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4156 (*adddi_dilshr32_cf): New pattern.
4157 (adddi3, subdi3): Remove first alternatives.
4159 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4161 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4162 implemented using move.l, do not use its cc result for floating-point
4165 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4167 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4168 from accepting 's' constraints if flag_pic.
4170 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4172 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4173 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4174 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4175 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4177 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4179 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4180 ColdFire alternatives.
4181 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4182 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4183 architectures that support ff1 instruction.
4185 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4186 Julian Brown <julian@codesourcery.com>
4188 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4189 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4190 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4193 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4195 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4197 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4198 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4199 HOST_WIDE_INT instead of an rtx.
4200 (m68k_rtx_costs): Update call accordingly.
4201 (output_move_const_into_data_reg): Likewise. Fix formatting.
4202 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4204 (output_move_simode_const): Update calls after above changes.
4205 Rework to use automatic variables and predicates like MEM_P.
4206 * config/m68k/m68k.md (pushexthisi_const): Update call to
4209 2007-01-19 Dirk Mueller <dmueller@suse.de>
4211 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4214 2007-01-19 Richard Guenther <rguenther@suse.de>
4216 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4217 via cexp in case sincos is not available.
4219 2007-01-19 Richard Guenther <rguenther@suse.de>
4221 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4222 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4223 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4224 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4225 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4226 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4227 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4228 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4230 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4232 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4234 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4235 (atan2xf3): Directly generate RTL pattern.
4236 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4237 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4238 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4239 disable patterns for SSE math.
4240 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4241 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4242 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4243 disable patterns for SSE math.
4245 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4247 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4249 2007-01-18 Roger Sayle <roger@eyesopen.com>
4251 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4252 VIEW_CONVERT_EXPR to the same type as it's operand.
4254 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4256 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4257 configured for long double 128.
4259 2007-01-18 Mike Stump <mrs@apple.com>
4261 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4264 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4266 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4269 2007-01-18 Jan Hubicka <jh@suse.cz>
4271 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4272 greater than NUM_VOP_FREE_BUCKETS.
4274 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4276 * tree-ssa-structalias.c: Update comments.
4277 (ptabitmap_obstack): Removed.
4279 (oldpta_obstack): Ditto.
4280 (stats): Add a few members.
4281 (struct variable_info): Remove node, complex, address_taken, and
4282 indirect_target members. Add oldsolution member.
4283 (new_var_info): Do not initialize removed members.
4284 (constraint_expr_type): Remove INCLUDES.
4285 (constraint_graph): Add size, implicit_preds, rep,
4286 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4287 (FIRST_REF_NODE): New macro.
4288 (LAST_REF_NODE): Ditto.
4289 (FIRST_ADDR_NODE): Ditto.
4290 (find): New function.
4292 (dump_constraint): Do not handle INCLUDES.
4293 (insert_into_complex): Do not insert duplicate constraints.
4294 (condense_varmap_nodes): Renamed and rewritten into ...
4295 (merge_node_constraints): This. Also fix bug in handling of
4296 offseted copy constraints.
4297 (clear_edges_for_node): No longer need to deal with preds at all,
4298 or removing associated preds/succs.
4299 (merge_graph_nodes): Deal with indirect_cycles.
4300 Don't deal with predecessors.
4301 (add_implicit_graph_edge): New function.
4302 (add_pred_graph_edge): Ditto.
4303 (add_graph_edge): Don't deal with predecessors.
4304 (build_constraint_graph): Removed.
4305 (build_pred_graph): New function.
4306 (build_succ_graph): Ditto.
4307 (struct scc_info): Removed in_component. Added roots, dfs, and
4308 node_mapping. Remove visited_index, unification_queue.
4309 (scc_visit): Deal with union-find we do now.
4310 Deal with cycles with REF nodes.
4311 (collapse_nodes): Renamed and rewritten to ...
4312 (unify_nodes): This.
4313 (process_unification_queue): Removed.
4314 (topo_visit): Cleanup
4315 (do_da_constraint): Use find.
4316 (do_sd_constraint): Ditto.
4317 (do_ds_constraint): Ditto.
4318 (do_complex_constraint): Ditto.
4319 (init_scc_info): Update for removed and added members.
4320 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4321 (find_indirect_cycles): This.
4322 (equivalence_class): New variable.
4323 (label_visit): New function.
4324 (perform_variable_substitution): Rewritten.
4325 (free_var_substitution_info): New function.
4326 (find_equivalent_node): Ditto.
4327 (move_complex_constraints): Ditto.
4328 (eliminate_indirect_cycles): Ditto.
4329 (solve_graph): Only propagate changed bits.
4330 Use indirect cycle elimination.
4332 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4333 (tree_id_eq): Renamed to ...
4334 (tree_vi_eq): This. Update for member change
4335 (insert_id_for_tree): Renamed and rewritten to ...
4336 (insert_vi_for_tree): This.
4337 (lookup_id_for_tree): Renamed and rewritten to ...
4338 (lookup_vi_for_tree): This.
4339 (get_id_for_tree): Renamed and rewritten to ...
4340 (get_vi_for_tree): Ditto.
4341 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4342 (process_constraint): Don't handle INCLUDES.
4343 Remove special ADDRESSOF case.
4344 (find_func_aliases): Rewrite to use vi functions instead of id
4346 (create_function_info_for): Ditto.
4347 (create_variable_info_for): Ditto.
4348 (intra_create_variable_infos): Ditto.
4349 (merge_smts_into): Ditto.
4350 (find_what_p_points_to): Ditto.
4351 (init_base_vars): Ditto.
4352 (init_alias_vars): Ditto.
4353 (remove_preds_and_fake_succs): New function.
4354 (dump_sa_points_to_info): Dump new stats.
4355 (dump_solution_for_var): Use find.
4356 (set_used_smts): Fix formatting.
4357 (compute_points_to_sets): Updated for new functions.
4358 (ipa_pta_execute): Ditto.
4360 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4361 Richard Sandiford <richard@codesourcery.com>
4363 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4365 * calls.c (expand_call): If the return value is a PARALLEL,
4366 extract its first member.
4367 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4368 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4369 use FUNCTION_EXTRA_EPILOGUE.
4370 (m68k_function_value): Return a PARALLEL if the return value
4371 is of a pointer type.
4372 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4373 (FUNCTION_EXTRA_EPILOGUE): Remove.
4374 * config/m68k/m68k.md (D0_REG): New constant.
4376 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4378 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4379 output a NOP for empty epilogues.
4381 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4383 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4384 before function. Extend register save check to include all
4385 registers, not just integer ones.
4387 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4389 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4390 (m68k_use_return_insn): ...this.
4391 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4392 * config/m68k/m68k.c (use_return_insn): Rename to...
4393 (m68k_use_return_insn): ...this.
4394 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4397 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4399 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4400 nearest even, fix denormal rounding overflow.
4402 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4404 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4405 f%$smove and f%$move.
4406 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4407 (extendsfdf2_cf): Use fdmove instead of f%&move.
4408 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4409 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4411 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4413 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4416 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4418 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4419 (coldfire_single_format): Declare.
4420 (coldfire_double_format): Likewise.
4421 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4422 of qnan_msb_set to determine the lower bits of a canonical
4424 (encode_ieee_double): Likewise.
4425 (encode_ieee_quad): Likewise.
4426 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4427 (mips_single_format): Likewise.
4428 (ieee_double_format): Likewise.
4429 (mips_double_format): Likewise.
4430 (ieee_extended_motorola_format): Likewise.
4431 (ieee_extended_intel_96_format): Likewise.
4432 (ieee_extended_intel_128_format): Likewise.
4433 (ieee_extended_intel_96_round_53_format): Likewise.
4434 (ibm_extended_format): Likewise.
4435 (mips_extended_format): Likewise.
4436 (ieee_quad_format): Likewise.
4437 (mips_quad_format): Likewise.
4438 (vax_f_format): Likewise.
4439 (vax_d_format): Likewise.
4440 (vax_g_format): Likewise.
4441 (i370_single_format): Likewise.
4442 (i370_double_format): Likewise.
4443 (decimal_single_format): Likewise.
4444 (decimal_double_format): Likewise.
4445 (decimal_quad_format): Likewise.
4446 (c4x_single_format): Likewise.
4447 (c4x_extended_format): Likewise.
4448 (real_internal_format): Likewise.
4449 (coldfire_single_format): New real_format.
4450 (coldfire_double_format): Likewise.
4451 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4452 canonical_nan_lsbs_set.
4453 (pdp11_d_format): Likewise.
4454 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4455 if TARGET_COLDFIRE_CPU.
4457 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4459 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4460 (output_call, m68k_legitimize_call_address): Declare.
4461 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4462 parenthesees. Add support for a 'W' constraint.
4463 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4464 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4465 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4466 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4468 (override_options): Initialize them. Do not set flag_no_function_cse
4469 for TARGET_ID_SHARED_LIBRARY.
4470 (m68k_output_pic_call): Delete.
4471 (m68k_legitimize_call_address): New function.
4472 (print_operand): Remove the %o prefix. Handle the %p prefix.
4473 (output_call): New function.
4474 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4475 target address from the GOT if symbolic jumps are not allowed.
4476 * config/m68k/m68k.md (call, general_operand): Do not set
4477 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4478 Merge separate flag_pic and !flag_pic define_insns into...
4479 (*call, *call_value): ...these new patterns. Match the address
4480 rather than the containing MEM and require it to be a call_operand.
4481 Use output_call to generate the asm template.
4482 * config/m68k/predicates.md (const_call_operand): New predicate.
4483 (call_operand): Likewise.
4485 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4487 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4488 (STACK_GROWS_DOWNWARD): Define to 1.
4489 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4490 comments, emphasizing that these values are only defaults.
4491 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4492 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4494 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4496 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4498 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4499 Richard Sandiford <richard@codesourcery.com>
4501 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4502 (FP_REGNO_P): New macros.
4503 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4504 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4505 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4506 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4508 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4510 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4511 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4513 * config/m68k/t-floatlib: New file, extracting common code from...
4514 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4515 * config/m68k/t-uclinux: Here.
4516 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4517 routines on ColdFire targets.
4519 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4521 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4522 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4523 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4524 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4525 explicitly set MOTOROLA to 1.
4526 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4528 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4529 Nathan Sidwell <nathan@codesourcery.com>
4531 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4532 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4533 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4534 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4535 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4536 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4537 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4538 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4539 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4540 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4541 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4542 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4543 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4544 (DBX_REGISTER_NUMBER): Delete.
4545 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4546 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4547 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4549 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4551 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4552 * config/flat.h: New file.
4553 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4555 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4556 indirect references for -msep-data or -mid-shared-library.
4557 Do not use PC-relative code addresses either.
4558 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4560 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4561 for shared libraries and crt1.o for executables. Use crti.o and
4563 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4564 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4565 Do not add -elf2flt or -shared-lib-id options here.
4566 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4567 Pass -shared-lib-id if -mid-shared-library, taking the library
4568 identifier from -mshared-library-id if given, otherwise
4570 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4571 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4572 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4573 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4574 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4575 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4577 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4578 jump sequence for ISA A and ISA A+.
4579 (PICJUMP): Likewise.
4581 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4583 * config.gcc (m68k-*-uclinux*): Base the port on the common
4584 and m68k GNU/Linux files rather than on the generic ELF ones.
4585 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4586 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4588 2007-01-18 Julian Brown <julian@codesourcery.com>
4589 Richard Sandiford <richard@codesourcery.com>
4591 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4592 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4593 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4595 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4597 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4599 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4601 * doc/install.texi: Document m68k-uclinuxoldabi.
4602 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4603 * config/m68k/uclinux-oldabi.h: New file, copied from
4604 config/m68k/uclinux.h.
4606 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4608 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4609 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4610 (m32r_compute_frame_size): Use unsigned for regno.
4611 (m32r_reload_lr): Use gen_frame_mem.
4613 (m32r_output_function_epilogue): Don't output the function epilogue
4615 (m32r_expand_epilogue): New.
4616 (direct_return): Return false if the function has the interrupt
4618 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4619 * config/m32r/m32r.md (epilogue): New expander.
4620 (return_lr, return_rte): New insns.
4621 (return): Make it expander.
4622 (return_normal): New expander.
4624 2007-01-18 Josh Conner <jconner@apple.com>
4627 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4628 support for UNLE, UNLT, UNGE, and UNGT.
4630 2007-01-18 Jan Hubicka <jh@suse.cz>
4632 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4633 * tree-tailcall (add_virtual_phis): Likewise.
4634 (optimize_tail_call): Return TODOs.
4635 (execute_tail_calls): Return TODOs.
4636 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4637 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4639 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4640 Cleanup cfg using TODO.
4641 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4642 * passes.c (execute_function_todo): When cleanup did something, remove
4644 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4645 (make_edges): Don't cleanup_cfg.
4647 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4649 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4650 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4651 operate on the top of stack.
4652 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4653 register handling of instructions that output to the second
4655 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4656 (move_for_stack_reg): Special-case check for dead destination
4657 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4659 * config/i386/i386.md (UNSPEC_TAN): New constant.
4660 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4661 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4662 to correctly model move of constant 1.0 to top stack slot.
4663 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4664 (unnamed peephole2 pattern): Remove corresponding peephole2
4665 pattern that optimizes tan insn and loading of constant 1.0.
4666 (tanxf2): Use fptanxf4_i387.
4667 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4668 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4669 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4670 disable patterns for SSE math.
4671 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4672 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4674 2007-01-18 Dirk Mueller <dmueller@suse.de>
4675 Richard Guenther <rguenther@suse.de>
4678 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4679 * common.opt (Warray-bounds): Add new warning option.
4680 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4682 * Makefile.in: make tree-vrp.o depend on toplev.h
4683 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4685 (check_array_refs, check_array_bounds, check_array_ref): New.
4687 2007-01-18 Jan Hubicka <jh@suse.cz>
4689 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4690 (execute_ssa_ccp): Return flags conditionally.
4691 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4693 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4695 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4697 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4698 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4700 * Makefile.c (GTFILES): Add cfglayout.h.
4701 * gengtype.c (open_base_files): Likewise.
4702 * cfglayout.c (cfg_layout_function_footer,
4703 cfg_layout_function_header) Reindent to make gengtype happy.
4704 * cfglayout.h (cfg_layout_function_footer,
4705 cfg_layout_function_header): Add GTY(()) marker.
4707 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4709 2007-01-18 Ben Elliston <bje@au.ibm.com>
4711 * genautomata.c (write_automata): Include xstrerror output in the
4712 error message if writing the DFA description file fails.
4714 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4716 * config/mips/mips-protos.h (mips_output_external): Make it
4718 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4719 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4720 (extern_list): Likewise.
4721 (extern_head): Likewise.
4722 (TARGET_ASM_FILE_END): Likewise.
4723 (mips_file_end): Likewise.
4724 (mips_output_external): Rewritten.
4726 2007-01-18 Ben Elliston <bje@au.ibm.com>
4728 * genpreds.c (write_insn_preds_c): Only write out the function
4729 body for regclass_for_constraint if we have register constraints.
4731 2007-01-17 Tom Tromey <tromey@redhat.com>
4733 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4734 * doc/install.texi (Testing): Use sourceware.org.
4735 (Binaries): Likewise.
4736 (Specific): Likewise.
4737 * doc/contrib.texi (Contributors): Use sourceware.org.
4739 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4741 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4742 (AVR_ENHANCED): Rename to ...
4743 (AVR_HAVE_MUL): ... new.
4744 (avr_enhanced_p): Rename to ...
4745 (avr_have_mul_p): ... new.
4746 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4747 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4748 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4749 (avr_have_mul_p): ... new.
4750 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4751 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4752 'avr_enhanced_p' and 'enhanced'.
4753 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4754 AVR_HAVE_MUL instead of AVR_ENHANCED.
4755 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4756 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4757 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4758 instead of AVR_ENHANCED.
4759 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4760 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4761 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4763 2007-01-17 Ian Lance Taylor <iant@google.com>
4765 * vec.h (VEC_reserve_exact): Define.
4766 (vec_gc_p_reserve_exact): Declare.
4767 (vec_gc_o_reserve_exact): Declare.
4768 (vec_heap_p_reserve_exact): Declare.
4769 (vec_heap_o_reserve_exact): Declare.
4770 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4772 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4774 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4775 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4776 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4777 * vec.c (calculate_allocation): Add exact parameter. Change all
4779 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4780 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4781 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4782 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4783 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4784 (vec_heap_p_reserve_exact): New function.
4785 (vec_heap_o_reserve_exact): New function.
4787 2007-01-17 Jan Hubicka <jh@suse.cz>
4789 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4791 2007-01-17 Eric Christopher <echristo@apple.com>
4793 * config.gcc: Support core2 processor.
4795 2007-01-16 Jan Hubicka <jh@suse.cz>
4797 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4798 the names, just unlink the chain so we don't crash on dangling pointers
4801 2007-01-16 Jan Hubicka <jh@suse.cz>
4803 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4804 * tree-pass.h: Reorder to make IPA passes appear toegher.
4805 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4806 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4807 parameters, do not call early inliner.
4808 * ipa-inline.c: Update comments. Include tree-flow.h
4809 (cgraph_decide_inlining): Do not compute inlining parameters.
4810 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4811 be called with function context set up.
4812 (pass_ipa_inline): Remove unreachable functions before pass.
4813 (cgraph_early_inlining): Simplify assuming to be called from the
4815 (pass_early_inline): New pass.
4816 (cgraph_gate_ipa_early_inlining): New gate.
4817 (pass_ipa_early_inline): Turn into simple wrapper.
4818 (compute_inline_parameters): New function.
4819 (gate_inline_passes): New gate.
4820 (pass_inline_parameters): New pass.
4821 (apply_inline): Move here from tree-optimize.c
4822 (pass_apply_inline): New pass.
4823 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4825 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4827 (tree_function_versioning): Do not allocate dummy struct function.
4828 * tree-inline.h (optimize_inline_calls): Update prototype.
4829 * tree-optimize.c (execute_fixup_cfg): Export.
4830 (pass_fixup_cfg): Remove
4831 (tree_rest_of_compilation): Do not apply inlines.
4832 * tree-flow.h (execute_fixup_cfg): Declare.
4833 * Makefile.in (gt-passes.c): New.
4834 * passes.c: Include gt-passes.h
4835 (init_optimization_passes): New passes.
4836 (nnodes, order): New static vars.
4837 (do_per_function_toporder): New function.
4838 (execute_one_pass): Dump current pass here.
4839 (execute_ipa_pass_list): Don't dump current pass here.
4841 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4843 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4844 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4846 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4848 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4849 (strong_alias): Define.
4850 (__gcc_qmul): Provide non-FMA for soft-float.
4856 (__gcc_qunord): New.
4866 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4867 soft-float functions.
4868 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4869 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4870 about long double soft float.
4872 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4873 Tehila Meyzels <tehila@il.ibm.com>
4875 * tree-vectorizer.h (is_pattern_stmt_p): New.
4876 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4877 formatting (tabs instead of spaces). Cleanup and clarify setting
4878 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4879 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4880 (vectorizable_type_demotion): Check that types are integral.
4881 (vectorizable_type_promotion): Likewise.
4882 (vectorizable_store): Fix typo. Eliminate new-line at end of
4885 2007-01-16 Jan Hubicka <jh@suse.cz>
4887 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4890 2007-01-15 Eric Christopher <echristo@apple.com>
4892 * ifcvt.c: Include vec.h, vecprim.h.
4893 (check_cond_move_block): New argument regs.
4894 Reorganize. Add registers used to regs.
4895 (cond_move_process_if_block): Use regs set above as
4898 2007-01-15 Eric Christopher <echristo@apple.com>
4900 * config/darwin.h: Update copyright.
4901 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4902 (LINK_COMMAND_SPEC): Add -u.
4903 (LINK_SPEC): Fix umbrella for above.
4905 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4907 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4910 2007-01-15 Tom Tromey <tromey@redhat.com>
4912 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4913 * doc/install.texi (Testing): Don't mention jacks.
4914 (Configuration): Document --enable-java-maintainer-mode. Move
4915 --with-java-home to libgcj-specific section. Document
4917 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4919 2007-01-15 Jan Hubicka <jh@suse.cz>
4921 * tree-ssa-dce.c (DCE_TODOs): New.
4922 (propagate_necessity): Return if something changed.
4923 (eliminate_unnecessary_stmts): Likewise.
4924 (perform_tree_ssa_dce): Return TODO flags when needed.
4925 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4927 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4929 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4930 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4931 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4932 patterns using X87MODEF12 mode macro. Extend operand 1
4933 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4934 (log10<mode>2): Ditto.
4935 (log2<mode>2): Ditto.
4936 (log1p<mode>2): Ditto.
4937 (logb<mode>2): Ditto.
4938 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4939 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4940 (*fxtractxf3_i387): Rename from *fxtractxf3.
4941 (fxtract_extend<mode>xf3_i387): New insn pattern.
4942 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4943 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4944 and gen_fyl2xxf3_i387().
4946 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4948 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4949 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4950 get_loop_exit_edges. Changed return type to bool.
4951 * cfgloop.h (fix_loop_placement): Declaration removed.
4953 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4955 * param.h (MIN_VECT_LOOP_BOUND): New.
4956 * params.def (MIN_VECT_LOOP_BOUND): New.
4957 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4958 argument - minimum threshold for number of iterations.
4959 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4960 argument to declaration.
4961 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4962 MIN_VECT_LOOP_BOUND.
4963 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4964 slpeel_tree_peel_loop_to_edge with additional argument.
4965 (vect_do_peeling_for_alignment): Likewise.
4966 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4968 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4971 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4974 2007-01-14 Jan Hubicka <jh@suse.cz>
4976 * tree-dfa.c (remove_referenced_var): New function.
4977 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4978 prune referenced vars list too.
4979 * tree-flow.h (remove_referenced_var): Declare.
4981 2007-01-14 Jan Hubicka <jh@suse.cz>
4983 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4985 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4986 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4987 * except.h (verify_eh_throw_table_statements): Kill prototype.
4988 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4989 into call exrepssions.
4990 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4992 * tree-cfg.c: Include pointer-set.h.
4993 (verify_node_sharing): Work on pointer set.
4994 (verify_eh_throw_stmt_node): New.
4995 (verify_stmts): Use pointers sets, verify throw_stmt.
4997 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4999 * ipa-reference.c (analyze_function): Consider also addresses taken
5002 2007-01-12 Roger Sayle <roger@eyesopen.com>
5004 * c-typeck.c (null_pointer_constant_p): Replace use of
5005 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5006 (build_c_cast): Likewise.
5008 2007-01-12 Roger Sayle <roger@eyesopen.com>
5010 * tree.h (force_fit_type_double): Remove unused final argument.
5011 * c-common.c (constant_expression_warning): Replace use of
5012 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5013 (convert_and_check): Likewise.
5014 (shorten_compare): Update call to force_fit_type_double.
5015 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5016 * convert.c (convert_to_pointer): Update call to
5017 force_fit_type_double.
5018 * fold-const.c (force_fit_type_double): Remove overflowed_const
5020 (int_const_binop, fold_convert_const_int_from_int,
5021 fold_convert_const_int_from_real, fold_div_compare,
5022 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5023 fold_abs_const, fold_not_const): Remove the final argument from
5024 calls to force_fit_type_double.
5026 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5028 * configure.ac: Set insn to "nop" for spu-*-* also.
5029 * configure: Regenerate.
5031 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5033 * builtins.def : Add BUILT_IN_FREE.
5035 2007-01-12 Jan Hubicka <jh@suse.cz>
5037 PR tree-optimization/30443
5038 * tree-inline.c (tree_function_versioning): Do not optimize when
5039 cloning for inlining.
5041 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5043 * doc/loop.texi: Document recording of loop exits.
5044 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5045 (update_single_exits_after_duplication,
5046 update_single_exit_for_duplicated_loop,
5047 update_single_exit_for_duplicated_loops): Removed.
5048 (duplicate_loop_to_header_edge): Do not call
5049 update_single_exits_after_duplication and
5050 update_single_exit_for_duplicated_loops.
5051 (loop_version): Do not update single_exit information.
5052 (fix_loop_structure): Use record_loop_exits instead of
5053 mark_single_exit_loops.
5054 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5055 the lists of loop exits.
5056 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5057 split_edge, merge_blocks): Update the lists of loop exits.
5058 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5059 loop_optimizer_init.
5060 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5061 of mark_single_exit_loops.
5062 (loop_optimizer_finalize): Call release_recorded_exits.
5063 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5064 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5065 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5066 update single exit information.
5067 * lambda-code.c (perfect_nestify): Ditto.
5068 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5069 (mark_single_exit_loops): Removed.
5070 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5071 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5072 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5074 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5075 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5076 (verify_loop_structure): Verify consistency of the exit lists.
5077 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5078 (set_single_exit): Removed.
5079 * cfgloop.h (struct loop_exit): New function.
5080 (struct loop): single_exit_ field replaced by exits field.
5081 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5082 (struct loops): Added exits hash.
5083 (mark_single_exit_loops, set_single_exit): Declaration removed.
5084 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5086 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5088 * doc/invoke.texi: Avoid use of @headitem.
5090 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5092 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5094 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5096 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5099 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5100 Richard Sandiford <richard@codesourcery.com>
5102 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5103 * config/m68k/m68k.opt: Resort options.
5104 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5106 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5107 Richard Sandiford <richard@codesourcery.com>
5109 * doc/invoke.texi: Document the macros that are defined by
5110 m68k's -mtune and -mhard-float options.
5111 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5112 (m68k_cpp_cpu_family): Likewise.
5113 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5114 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5115 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5116 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5117 (m68k_cpp_cpu_family): Likewise.
5119 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5121 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5122 macros besides mc68000 as tuning macros. Use a switch statement
5123 to set them and mcpu32.
5125 2007-01-12 Julian Brown <julian@codesourcery.com>
5127 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5128 (TARGET_68040_ONLY): Rename to...
5129 (TARGET_68040): ...this.
5130 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5131 * config/m68k/m68k.md: Likewise.
5133 2007-01-12 Julian Brown <julian@codesourcery.com>
5134 Nathan Sidwell <nathan@codesourcery.com>
5135 Richard Sandiford <richard@codesourcery.com>
5137 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5138 the -mcpu= argument associated with the --with-cpu setting.
5139 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5140 if different from the one implied by the -mcpu setting.
5141 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5142 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5143 * doc/invoke.texi: Mention ColdFire in the introduction to the
5144 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5145 -mno-div and -mhard-float options. Make -m68881 a synonym for
5146 -mhard-float. Document the previously-undocumented -m5206e,
5147 -m528x, -m5307 and -m5407 options. Tweak the existing option
5148 documentation for consistency.
5149 * doc/install.texi: Mention new --with-cpu arguments.
5150 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5151 default CPU if neither -mcpu nor -march are specified.
5152 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5153 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5154 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5155 using m68k_tune to decide between families that implement the
5156 same ISA. Use m68k_tune to set __mcfv4e__.
5157 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5158 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5159 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5160 (FL_ISA_C, FL_ISA_MMU): New macros.
5161 (MASK_COLDFIRE): Delete.
5162 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5163 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5164 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5165 (TARGET_HARD_FLOAT): Do not define here.
5166 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5167 (TUNE_68000): New macro.
5168 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5169 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5170 (TUNE_CFV2): Redefine in terms of m68k_tune.
5171 (uarch_type, target_device, fpu_type): New enums.
5172 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5173 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5174 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5175 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5176 (FL_FOR_isa_c): New macros.
5177 (m68k_isa): New enum.
5178 (m68k_target_selection): New structure.
5179 (all_devices, all_isas, all_microarchs): New tables.
5180 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5181 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5182 (MASK_ALL_CPU_BITS): Delete.
5183 (m68k_find_selection): New function.
5184 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5185 Map the legacy target options to a combination of the new ones.
5186 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5187 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5188 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5190 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5191 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5193 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5194 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5195 * config/m68k/m68k-devices.def: New file.
5197 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5198 Nathan Sidwell <nathan@codesourcery.com>
5200 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5201 (SUBTARGET_EXTRA_SPECS): New macros.
5202 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5203 use %(asm_cpu_spec) instead.
5204 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5205 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5206 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5207 (EXTRA_SPECS): Rename to...
5208 (SUBTARGET_EXTRA_SPECS): ...this.
5210 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5211 Richard Sandiford <richard@codesourcery.com>
5212 Julian Brown <julian@codesourcery.com>
5214 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5215 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5216 to the configuration's default CPU.
5217 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5218 Remove default masks.
5219 (m680[012]0-*-*): Set the default with_cpu to the first part of
5221 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5222 (m68k*-*-linux): Extend the --with-cpu handling to...
5223 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5224 and m68010. Don't set target_cpu_default2.
5225 * doc/install.texi: Document --with-cpu for m68k.
5226 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5227 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5228 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5229 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5230 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5231 (ASM_SPEC): Remove use of %(asm_cpu_default).
5232 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5233 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5234 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5235 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5236 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5237 (TARGET_DEFAULT): Delete.
5238 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5239 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5240 (CPP_CPU_SPEC): Delete.
5241 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5242 the appropriate string.
5243 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5244 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5245 (ASM_SPEC): Don't use %(asm_default_spec).
5246 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5247 TARGET_DEFAULT and add MASK_68881.
5248 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5250 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5252 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5253 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5254 MASK_68010 alongside MASK_68020.
5255 * doc/invoke.texi: Document -m68010.
5256 * config/m68k/m68k.opt (m68010): New.
5257 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5259 (TUNE_68010): New macro.
5260 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5261 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5262 (M68K_CPU_m68332): Add MASK_68010.
5263 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5264 fallback definition.
5265 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5267 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5268 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5269 to all entries that use MASK_68020.
5270 (output_move_simode_const, output_move_himode, output_move_qimode)
5271 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5272 instead of TARGET_68020 to select clr behavior. Remove comment
5273 about there being no TARGET_68010.
5274 * config/m68k/m68k.md: Likewise throughout.
5276 2007-01-12 Julian Brown <julian@codesourcery.com>
5278 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5279 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5280 * config/m68k/m68k.md: Likewise.
5282 2007-01-12 Julian Brown <julian@codesourcery.com>
5284 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5285 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5287 2007-01-12 Julian Brown <julian@codesourcery.com>
5289 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5290 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5291 * config/m68k/m68k.md: Likewise.
5293 2007-01-12 Julian Brown <julian@codesourcery.com>
5294 Richard Sandiford <richard@codesourcery.com>
5296 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5297 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5298 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5300 (TARGET_CPU32): Rename to...
5301 (TUNE_CPU32): ...this.
5302 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5303 (TUNE_CFV2): New macros.
5304 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5305 remove conditions that are implied by TARGET_68020.
5306 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5307 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5308 (m68k_output_function_epilogue): Likewise.
5309 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5310 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5311 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5312 non-68000 timings. Refactor multiplication and division costs.
5313 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5314 TUNE_CPU32 instead of TARGET_CPU32.
5315 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5316 and TUNE_68060 instead of TARGET_68060.
5317 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5318 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5320 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5321 && !TARGET_COLDFIRE" to choose between moveq and clr.
5322 Likewise in the unnamed movsf pattern.
5323 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5324 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5327 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5329 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5330 of tabbing before backslashes.
5332 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5334 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5335 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5336 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5338 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5340 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5341 find_interesting_uses_cond.
5342 (find_interesting_uses_cond): Use extract_cond_operands.
5343 (rewrite_use_compare): Use extract_cond_operands and
5344 force_gimple_operand_bsi. Do not call update_stmt.
5345 (determine_use_iv_cost_condition): Use extract_cond_operands.
5346 Return cheaper of using original bound and changing the exit bound.
5348 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5350 PR tree-optimization/29516
5351 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5352 most_expensive_mult_to_index, addr_to_parts,
5353 create_mem_ref, maybe_fold_tmr): Make the type of
5354 fields of TARGET_MEM_REF sizetype.
5355 (move_fixed_address_to_symbol, move_pointer_to_base):
5357 * tree.def (TARGET_MEM_REF): Add comment on types of
5360 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5362 * c-common.c (vector_types_convertible_p): Treat opaque types as
5363 always convertible if they have the same size, but not otherwise.
5365 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5367 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5368 Remove the b_unconditional field.
5369 (noce_try_sign_mask): Do not look at b_unconditional.
5370 (noce_process_if_block): Do not use merge_if_blocks. Update
5371 the CFG here. Do not set b_unconditional.
5372 (cond_move_process_if_block): Likewise.
5373 (find_cond_trap): Likewise.
5374 (check_cond_move_block): Require simple jump insns at the end
5377 2007-01-11 Jan Hubicka <jh@suse.cz>
5379 PR tree-optimization/1046
5380 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5381 when alias info is not ready.
5382 (pass_tail_recursion): Do not require aliasing.
5383 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5384 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5385 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5386 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5387 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5388 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5389 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5391 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5392 When aliasing is not build, mark statement as volatile.
5394 2007-01-11 Tom Tromey <tromey@redhat.com>
5396 PR preprocessor/15185, PR preprocessor/20989:
5397 * doc/cppopts.texi <-MT>: Update description of algorithm for
5398 computing default target.
5399 <-M, -MD>: Reword "basename" text.
5401 2007-01-11 Roger Sayle <roger@eyesopen.com>
5403 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5404 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5405 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5406 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5407 fold_builtin_bswap, real_constp, fold_builtin_pow,
5408 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5409 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5410 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5411 * convert.c (convert_to_pointer): Likewise.
5412 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5413 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5414 const_binop, fold_convert_const_int_from_int,
5415 fold_convert_const_int_from_real,
5416 fold_convert_const_real_from_real, sign_bit_p,
5417 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5418 fold_sign_changed_comparison, fold_unary, fold_comparison,
5419 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5420 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5421 * print-tree.c (print_node_brief, print_node): Likewise.
5422 * stor-layout.c (place_field, layout_type): Likewise.
5423 * tree-chrec.c (keep_cast): Likewise.
5424 * tree.c (build_vector, build_real, build_real_from_int_cst,
5425 build_complex): Likewise.
5427 2007-01-11 Roger Sayle <roger@eyesopen.com>
5429 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5430 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5432 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5434 * configure.ac (strict1_warn): Rename to strict_warn.
5435 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5436 cc_set_by_configure, quoted_cc_set_by_configure,
5437 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5438 all_boot_languages, all_stagestuff): Remove.
5439 (target_list): Remove bootstrap targets.
5440 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5441 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5442 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5443 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5444 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5445 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5446 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5447 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5448 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5449 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5450 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5451 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5452 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5453 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5454 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5455 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5456 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5457 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5458 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5459 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5460 (mostlyclean): Adjust.
5461 (clean, distclean): Don't mention bootstrap stuff.
5462 * configure: Regenerate.
5463 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5464 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5465 treelang/config-lang.in (stagestuff): Remove.
5466 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5467 stageprofile, stagefeedback, stagestuff): Remove mention.
5469 2007-01-11 Nick Clifton <nickc@redhat.com>
5471 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5473 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5474 (mcore_arith_K_S_operand): Run the test for the S constraint not
5475 the test for the M constraint.
5476 (mcore_addsub_operand): Do not accept integer values that are
5477 larger than 32 bits.
5478 * config/mcore/mcore.md: Remove unused constraints from split.
5479 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5481 (allocate_stack): Likewise.
5482 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5483 operands to 32 bits.
5484 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5486 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5487 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5488 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5489 mcore_output_bclri, mcore_output_andn, output_inline_const,
5490 mcore_output_move, mcore_output_movedouble): Likewise.
5491 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5492 (output_inline_const): Likewise.
5493 (output_inline_const): Fix format strings used in sprintf
5495 * config/mcore/mcore-protos.h: Update prototypes for changed
5496 functions in mcore.c.
5497 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5498 HOST_WIDE_INT and not int.
5499 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5500 CONST_OK_FOR_N): Likewise.
5501 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5502 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5505 2007-01-10 Jan Hubicka <jh@suse.cz>
5507 * tree-vrp.c (remove_range_assertions): Release defs.
5508 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5509 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5511 2007-01-10 Paul Brook <paul@codesourcery.com>
5513 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5514 * config/arm/arm.md (mulsi3subsi): New insn.
5516 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5518 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5519 (tree_transform_and_unroll_loop): New.
5520 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5523 2007-01-10 Robert Kennedy <jimbob@google.com>
5525 * fold-const.c (fold_comparison): Fold comparisons like (x *
5526 1000 < 0) to (x < 0).
5528 2007-01-10 Ian Lance Taylor <iant@google.com>
5530 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5531 operands have the same priority.
5533 2007-01-10 Tom Tromey <tromey@redhat.com>
5535 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5536 (fold_binary): Likewise.
5537 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5538 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5539 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5540 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5541 * langhooks.h (struct lang_hooks): Removed field
5542 'can_use_bit_fields_p'.
5544 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5546 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5548 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5550 * function.c (get_last_funcdef_no): New function.
5551 * function.h (get_last_funcdef_no): Declare.
5552 * tree-inline.c (initialize_cfun): Add initialization.
5553 (tree_function_versioning): Cleanup.
5555 2007-01-10 Jan Hubicka <jh@suse.cz>
5557 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5560 2007-01-10 Sa Liu <saliu@de.ibm.com>
5561 Ben Elliston <bje@au.ibm.com>
5563 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5564 for SAVE_NONLOCAL and Pmode for any other save level.
5565 * spu-protos.h (spu_restore_stack_block): Declare.
5566 * spu.md (save_stack_block): Remove.
5567 (restore_stack_block): Call spu_restore_stack_block.
5568 * spu.c (spu_restore_stack_block): New function.
5569 (spu_expand_epilogue): Remove old comment.
5571 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5573 PR tree-optimization/30322
5574 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5575 (cand_value_at): Return the value as aff_tree.
5576 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5577 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5578 aff_combination_mult): New functions.
5579 (aff_combination_add): Use aff_combination_add_cst.
5580 (aff_combination_convert): Allow conversions to a wider type.
5581 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5582 * tree-affine.h (aff_combination_mult): Declare.
5584 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5586 * doc/tm.texi: Update documentation to reflect reality of exec
5587 and start file search behaviours. Update copyright year.
5588 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5589 header file directories.
5591 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5593 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5594 (*cosxf2): Rename to cosxf2_i387.
5595 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5596 using X87MODEF12 mode macro. Rename patterns to
5597 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5599 (*cosdf2, *cossf2): Ditto.
5600 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5601 to match extended input operands.
5602 (sincos<mode>3): New expander.
5603 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5604 insn patterns and corresponding splitters.
5606 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5608 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5609 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5611 2007-01-09 Nicolas Pitre <nico@cam.org>
5614 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5616 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5618 * target.h (struct gcc_target): New field library_rtti_comdat.
5619 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5620 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5621 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5622 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5624 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5626 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5628 2007-01-08 Richard Guenther <rguenther@suse.de>
5630 * tree.h (force_fit_type_double): Export.
5631 (force_fit_type): Remove.
5632 * fold-const.c (force_fit_type_double): New function.
5633 (force_fit_type): Remove.
5634 (int_const_binop): Use it.
5635 (fold_convert_const_int_from_int): Likewise.
5636 (fold_convert_const_int_from_real): Likewise.
5637 (fold_div_compare): Likewise.
5638 (fold_sign_changed_comparison): Likewise.
5639 (fold_unary): Likewise.
5640 (fold_negate_const): Likewise.
5641 (fold_abs_const): Likewise.
5642 (fold_not_const): Likewise.
5643 * c-common.c (shorten_compare): Use force_fit_type_double.
5644 * convert.c (convert_to_pointer): Likewise.
5646 2007-01-08 Richard Guenther <rguenther@suse.de>
5648 * tree.h (build_int_cst_wide_type): Export.
5649 * tree.c (build_int_cst_wide_type): New function.
5650 (build_int_cst_wide): Fix comment.
5651 * builtins.c (fold_builtin_object_size): Use build_int_cst
5652 to build -1 or 0 of the correct type. Use fit_double_type
5653 to check for overflow.
5654 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5656 (decode_field_reference): Likewise.
5657 (all_ones_mask_p): Likewise.
5658 (native_interpret_int): Use build_int_cst_wide_type.
5659 (fold_binary): Use build_int_cst_type to build an all-ones
5661 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5663 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5665 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5667 2007-01-09 Ben Elliston <bje@au.ibm.com>
5669 * genautomata.c (STATS_OPTION): New option.
5670 (stats_flag): New flag.
5671 (gen_automata_option): Handle it.
5672 (initiate_automaton_gen): Ditto.
5673 (write_automata): Output statistics only if stats_flag is
5674 set. Likewise, output time statistics only if time_flag is set.
5675 * doc/md.texi (Processor pipeline description): Document new flag.
5677 2007-01-08 Richard Guenther <rguenther@suse.de>
5679 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5680 * tree.c (build_int_cst_type): Likewise.
5681 (size_in_bytes): Don't call force_fit_type on the result.
5682 (int_fits_type_p): Use fit_double_type.
5683 * fold-const.c (fit_double_type): New function.
5684 (force_fit_type): Use it.
5685 * tree.h (fit_double_type): Export.
5687 2007-01-08 Jan Hubicka <jh@suse.cz>
5689 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5690 * ipa.c (function_and_variable_visibility): Fix return type.
5692 2007-01-08 Richard Guenther <rguenther@suse.de>
5694 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5695 of offset to build the index.
5696 * tree-pretty-print.c (dump_generic_node): Don't build negated
5697 const just for printing.
5698 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5699 * builtins.c (fold_builtin_int_roundingfn): Check if result
5700 fits the type by using force_fit_type and comparing the result.
5701 * predict.c (predict_loops): Use compare_tree_int for comparison.
5702 * tree.c (build_int_cst): Fall back to integer_type_node for
5704 (build_int_cst_wide): Assert type is non-null.
5706 2007-01-08 Roberto Costa <roberto.costa@st.com>
5708 * tree-vrp.c (extract_range_from_cond_expr): New.
5709 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5710 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5712 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5713 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5714 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5715 used as expressions.
5716 * tree-object-size.c (cond_expr_object_size): New.
5717 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5719 2007-01-08 Jan Hubicka <jh@suse.cz>
5721 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5722 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5725 2007-01-08 Richard Guenther <rguenther@suse.de>
5727 PR tree-optimization/23603
5728 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5729 (extract_range_from_binary): Fall back to truthvalue instead of
5730 varying for TRUTH_*_EXPR.
5731 (extract_range_from_comparison): Fall back to truthvalue instead of
5733 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5734 if all visited PHI values were constant.
5736 2007-01-08 Jan Hubicka <jh@suse.cz>
5738 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5739 (cgraph_analyze_function): break out from ...
5740 (cgraph_finalize_compilation_unit): ... here.
5741 (cgraph_expand_function): Remove forgoten commented out line.
5742 (cgraph_optimize): Analyze functions.
5744 2007-01-08 Jan Hubicka <jh@suse.cz>
5746 * tree-pas.h (TODO_remove_function): New flag.
5747 (TODO_update*): Renumber.
5748 (pass_ipa_increase_alignment,
5749 pass_ipa_function_and_variable_visibility): New passes.
5750 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5751 (cgraph_function_and_variable_visibility): Move to ipa.c
5752 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5753 cgraph_increase_alignment.
5754 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5755 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5756 calling tree-inline.
5757 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5758 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5759 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5760 (gate_increase_alignment): New function.
5761 (pass_ipa_increase_alignment): New pass.
5762 * ipa.c: Inline tree-pass.h and timevar.h
5763 (function_and_variable_visibility): Move here from cgraphunit.c
5764 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5765 * passes.c (init_optimization_passes): Add the two new passes.
5766 (execute_todo): Handle cgraph_remove_functions.
5768 2007-01-08 Nick Clifton <nickc@redhat.com>
5770 * config/frv/predicates.md (reg_or_0_operand): Accept
5773 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5775 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5776 * config.gcc: Add bfin*-rtems*.
5778 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5780 * c.opt: Add -flax-vector-conversions.
5781 * c-typeck.c (convert_for_assignment): Pass flag to
5782 vector_types_convertible_p to allow emission of note.
5783 (digest_init): Likewise.
5784 * c-opts.c: Handle -flax-vector-conversions.
5785 * c-common.c (flag_lax_vector_conversions): New.
5786 (vector_types_convertible_p): Unless -flax-vector conversions
5787 has been passed, disallow conversions between vectors with
5788 differing numbers of subparts and/or element types. If such
5789 a conversion is disallowed, possibly emit a note on the first
5790 occasion only to inform the user of -flax-vector-conversions.
5791 The new last argument specifies this.
5792 * c-common.h (flag_lax_vector_conversions): New.
5793 (vector_types_convertible_p): Add extra argument.
5794 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5795 char_type_node for V*QI type vectors.
5796 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5797 Update to satisfy new typechecking rules.
5798 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5800 * doc/invoke.texi (C Dialect Options): Document
5801 -flax-vector-conversions.
5803 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5805 PR tree-optimization/29877
5806 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5807 a register variable on the RHS to not be replaceable.
5809 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5810 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5811 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5812 const_simm15, const_pow2, const_npow2): Added.
5813 * config/score/misc.md (insv, extv, extzv, movmemsi,
5814 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5815 * config/score/score.c (score_address_cost, score_select_cc_mode):
5817 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5818 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5819 Update score_print_operand.
5820 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5821 Adjust register allocate order and update some macro define.
5822 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5823 mdx_block_move_straight, mdx_block_move_loop_head,
5824 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5825 mdx_block_move): Added.
5826 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5827 mdp_limm): Updated and fix some bug and typo.
5828 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5829 (movsf, movdf, doloop_end): Added.
5831 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5833 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5834 config/arm/thumb2.md: Fix comment typos.
5835 * doc/extend.texi: Fix a typo.
5837 2007-01-07 Eric Christopher <echristo@apple.com>
5839 * configure.ac: Check for __stack_chk_fail for darwin.
5840 * configure: Regenerate.
5842 2007-01-07 Richard Guenther <rguenther@suse.de>
5844 * tree-vrp.c (extract_range_from_assert): CSE calls to
5845 compare_values where possible.
5846 (extract_range_from_unary_expr): Likewise.
5848 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5850 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5851 * config/avr/avr.c (call_insn_operand): Delete function.
5852 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5853 instead of register number. Use predicates.
5854 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5855 call_insn_operand): Add.
5857 2007-01-06 Jan Hubicka <jh@suse.cz>
5859 * tree-pass.h (pass_build_cgraph_edges): Declare.
5860 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5861 (visited_nodes): Remove.
5862 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5863 build_cgrpah_edges; make visited_nodes local.
5864 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5865 (record_references_in_initializer): Move to cgraphbuild.c
5866 (initialize_inline_failed, rebuild_cgraph_edges,
5867 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5868 (verify_cgraph_node): Make visited_nodes local.
5869 (cgraph_analyze_function): Do not call cgraph_create_edges and
5870 initialize_inline_failed.
5871 (cgraph_expand_function): Do not call cgraph_lower_function;
5872 assert that function is already lowered.
5873 * Makefile.in (cgraphbuild.o): New.
5874 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5875 at the end of lowering passes.
5877 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5879 * ifcvt.c (cond_move_convert_if_block): New function, code
5880 factored out from...
5881 (cond_move_process_if_block): ...here. Call the new function
5882 on the THEN and ELSE blocks.
5883 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5884 already takes care of this.
5886 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5889 * tree.h (TREE_OVERFLOW_P): New.
5890 * c-typeck.c (parser_build_unary_op): Warn only if result
5891 overflowed and operands did not.
5892 (parser_build_binary_op): Likewise.
5893 (convert_for_assignment): Remove redundant overflow_warning.
5894 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5896 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5898 * c-typeck.c (store_init_value): Split over two lines to follow
5899 the GNU coding style.
5901 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5903 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5904 __GXX_EXPERIMENTAL_CXX0X__.
5905 * doc/cpp.texi: Same.
5907 2007-01-05 Richard Guenther <rguenther@suse.de>
5910 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5911 with mismatched types. Instead explicitly build a
5912 conversion NOP_EXPR.
5914 2007-01-05 Ian Lance Taylor <iant@google.com>
5916 * c-common.c (decl_with_nonnull_addr_p): New function.
5917 (c_common_truthvalue_conversion): Call it.
5918 * c-typeck.c (build_binary_op): Likewise.
5919 * c-common.h (decl_with_nonnull_addr_p): Declare.
5921 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5924 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5927 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5929 * doc/install.texi (Final install): Document the fact that
5930 the GNAT runtime should not be stripped.
5932 2007-01-04 Jan Hubicka <jh@suse.cz>
5934 * tree-inline.c (fold_marked_statements): Update operand caches
5935 and EH after folding
5937 2007-01-04 Ian Lance Taylor <iant@google.com>
5939 * c-common.c (check_function_nonnull): Whitespace fix.
5941 2007-01-04 Jan Hubicka <jh@suse.cz>
5943 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5944 comitted older version of patch.
5945 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5946 function, celanup cfg and collect garbage.
5948 2007-01-04 Mike Stump <mrs@apple.com>
5950 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5953 2007-01-04 Eric Christopher <echristo@apple.com>
5955 * libgcc2.c (__bswapsi2): Use SItype.
5956 (__bswapdi2): Use DItype.
5957 * libgcc2.h: Update for above.
5959 2007-01-04 Paul Brook <paul@codesourcery.com>
5961 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5962 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5963 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5964 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5965 umulsi3_highpart): Make conditional on !arm_arch6.
5966 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5967 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5968 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5969 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5970 umulsi3_highpart_v6): New insns.
5972 2007-01-04 Roger Sayle <roger@eyesopen.com>
5974 * fold-const.c (fold_convert): When casting an expression to void,
5975 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5976 have a type. Instead of attempting to build a NOP_EXPR, return
5977 these "special" trees directly.
5979 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5981 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5982 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5983 rs6000_cost->fp not 0 as adjustment for outer NEG.
5985 2007-01-04 Jan Hubicka <jh@suse.cz>
5987 * cgraph.c (cgraph_release_function_body): New function.
5988 (cgraph_remove_node): Use it.
5989 * cgraph.h (cgraph_release_function_body): Declare.
5990 * cgraphunit.c (cgraph_expand_function): Use it.
5991 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5992 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5993 is initialized and while compilation of other function is running.
5994 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5995 statement CFG annotations from here to ...
5996 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5998 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
6000 * cfgloop.h (enum li_flags): Make the constants powers of two.
6002 2007-01-04 Jan Hubicka <jh@suse.cz>
6004 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6006 (fold_marked_statements): New function.
6007 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6008 * tree-inline.h (copy_body_data): Add statements_to_fold.
6010 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6012 * config.gcc: Mention libgcc/config.host.
6013 * Makefile.in: Update comments mentioning libgcc.
6014 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6015 (all.cross, start.encap, rest.encap, rest.cross): Update
6016 dependencies for libgcc move.
6017 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6018 (clean-target, clean-target-libgcc): Delete.
6019 (srcdirify, GCC_EXTRA_PARTS): New macros.
6020 (libgcc-support, libgcc.mvars): New rules.
6021 (distclean): Remove mention of mklibgcc.
6022 (install): Don't reference INSTALL_LIBGCC.
6023 (install-common): Don't reference EXTRA_PARTS.
6024 (install-libgcc, install-multilib): Delete rules.
6025 * mklibgcc.in: Delete file.
6026 * doc/configfiles.texi: Don't mention mklibgcc.
6028 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6029 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6030 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6031 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6032 (mklibgcc, ldblspecs): Likewise.
6034 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6035 (posixpre.def): Use $(T).
6036 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6037 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6038 (SHLIB_LINK): Make dummy.
6039 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6041 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6043 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6044 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6045 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6046 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6048 * configure.ac (all_outputs): Remove mklibgcc.
6049 * configure: Regenerated.
6051 2007-01-03 Josh Conner <jconner@apple.com>
6054 * calls.c (compute_argument_addresses): Set stack and stack_slot
6055 for partial args, too.
6056 (store_one_arg): Use locate.size.constant for the size when
6057 generating a save_area.
6059 2007-01-03 Robert Kennedy <jimbob@google.com>
6061 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6062 whose definitions are deleted due to basic block merging.
6064 2007-01-03 Paul Brook <paul@codesourcery.com>
6067 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6069 (use_return_insn): Return 0 for Thumb interrupt functions.
6070 (print_multi_reg): Add rfe argument for IRQ returns.
6071 (arm_output_epilogue): Pop interrupt return address directly into PC.
6072 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6074 2007-01-03 Paul Brook <paul@codesourcery.com>
6076 Merge from sourcerygxx-4_1.
6077 * config/arm/thumb2.md: New file.
6078 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6080 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6081 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6082 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6083 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6085 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6086 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6088 * config/arm/ieee754-sf.S: Ditto.
6089 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6090 (thumb1_base_register_rtx_p): ... to this.
6091 (thumb_index_register_rtx_p): Rename...
6092 (thumb1_index_register_rtx_p): ... to this.
6093 (thumb_output_function_prologue): Rename...
6094 (thumb1_output_function_prologue): ... to this.
6095 (thumb_legitimate_address_p): Rename...
6096 (thumb1_legitimate_address_p): ... to this.
6097 (thumb_rtx_costs): Rename...
6098 (thumb1_rtx_costs): ... to this.
6099 (thumb_compute_save_reg_mask): Rename...
6100 (thumb1_compute_save_reg_mask): ... to this.
6101 (thumb_final_prescan_insn): Rename...
6102 (thumb1_final_prescan_insn): ... to this.
6103 (thumb_expand_epilogue): Rename...
6104 (thumb1_expand_epilogue): ... to this.
6105 (arm_unwind_emit_stm): Rename...
6106 (arm_unwind_emit_sequence): ... to this.
6107 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6108 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6109 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6110 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6111 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6112 thumb2_output_casesi): New functions.
6113 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6114 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6115 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6116 THUMB2_WORK_REGS): Define.
6117 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6118 arm_condexec_mask, arm_condexec_masklen)): New variables.
6119 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6120 (arm_override_options): Check new CPU capabilities.
6121 Set new architecture flag variables.
6122 (arm_isr_value): Handle v7m interrupt functions.
6123 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6125 (const_ok_for_arm): Handle Thumb-2 constants.
6126 (arm_gen_constant): Ditto. Use movw when available.
6127 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6129 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6130 (thumb_find_work_register, arm_load_pic_register,
6131 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6132 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6133 print_multi_reg, output_mov_long_double_fpa_from_arm,
6134 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6135 output_mov_double_fpa_from_arm, output_move_double,
6136 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6137 output_return_instruction, arm_output_function_prologue,
6138 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6139 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6140 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6141 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6142 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6143 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6145 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6146 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6147 (arm_file_start): Output directive for unified syntax.
6148 (arm_unwind_emit_set): Handle stack alignment instruction.
6149 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6150 Add v6t2, v7, v7a, v7r and v7m.
6151 (RETLDM): Add Thumb-2 code.
6152 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6153 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6154 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6155 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6156 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6157 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6158 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6159 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6160 ADJUST_INSN_LENGTH): Define.
6161 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6162 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6163 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6164 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6165 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6166 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6167 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6168 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6169 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6170 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6171 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6172 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6173 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6174 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6175 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6176 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6177 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6179 * config/arm/arm-tune.md: Regenerate.
6180 * config/arm/arm-protos.h: Update prototypes.
6181 * config/arm/vfp.md: Enable patterns for Thumb-2.
6182 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6183 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6184 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6185 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6186 * config/arm/libunwind.S: Add Thumb-2 code.
6187 * config/arm/constraints.md: Update include Thumb-2.
6188 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6189 * config/arm/ieee754-df.S: Ditto.
6190 * config/arm/bpabi.S: Ditto.
6191 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6192 * config/arm/predicates.md (low_register_operand,
6193 low_reg_or_int_operand, thumb_16bit_operator): New.
6194 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6195 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6196 * config/arm/t-arm-elf: Add armv7 multilib.
6197 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6199 (UNSPEC_STACK_ALIGN, ce_count): New.
6200 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6201 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6203 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6204 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6205 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6206 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6207 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6208 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6210 * doc/extend.texi: Document ARMv7-M interrupt functions.
6211 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6213 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6215 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6216 (struct _Unwind_Context): Rename args_size to flags, remove
6217 signal_frame field, add a new args_size field and version field.
6218 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6219 _Unwind_IsExtendedContext): New inline functions.
6220 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6221 Assume by_value array is only present if _Unwind_IsExtendedContext.
6222 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6223 _Unwind_IsSignalFrame.
6224 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6225 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6226 (uw_init_context_1): Initialize context->flags to
6227 EXTENDED_CONTEXT_BIT.
6228 * config/rs6000/linux-unwind.h (frob_update_context): Use
6229 _Unwind_SetSignalFrame.
6231 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6234 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6235 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6238 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6240 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6241 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6242 RET, AT_SP): Remove.
6243 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6246 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6247 * cfgbuild.c (find_basic_blocks): Likewise.
6248 * cfgrtl.c (rtl_create_basic_block): Likewise.
6249 * function.c (temp_slots_at_level): Likewise.
6250 * reg-stack.c (stack_regs_mentioned): Likewise.
6251 * regclass.c (allocate_reg_info): Likewise.
6252 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6253 set_bb_for_stmt, move_block_to_fn): Likewise.
6254 * tree-complex.c (tree_lower_complex): Likewise.
6255 * vec.h (VEC_safe_grow_cleared): New.
6257 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6259 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6261 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6262 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6264 * cfgloopmanip.c (scale_loop_frequencies): Export.
6265 (loopify): Scale the frequencies by prescribed coefficients.
6266 (set_zero_probability): New function.
6267 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6268 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6269 and frequencies according to arguments.
6270 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6272 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6273 * modulo-sched.c (sms_schedule): Set probabilities for entering
6274 versioned loop correctly.
6275 * tree-vect-transform.c (vect_transform_loop): Ditto.
6276 * cfgloop.h (loopify, loop_version): Declaration changed.
6277 (scale_loop_frequencies): Declared.
6279 2007-01-02 Jan Hubicka <jh@suse.cz>
6281 * cgraph.c: Include tree-flow.h
6282 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6284 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6285 * tree-pass.h (pass_all_early_optimizations): Declare.
6286 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6288 (cgraph_analyze_function): Do early_local_passes.
6289 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6290 Do not add referenced vars.
6291 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6293 (gate_all_early_local_passes): New gate.
6294 (pass_early_local_passes): Use new gate.
6295 (execute_early_local_optimizations): New functions.
6296 (gate_all_early_optimizations): New gate.
6297 (pass_all_early_optimizations): New pass.
6298 (execute_free_datastructures): Free SSA only when initialized.
6299 (gate_init_datastructures): Init only when optimizing.
6300 (tree_lowering_passes): Do early local passes when called late.
6301 * tree-profile.c (do_tree_profiling): Don't profile functions added
6303 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6304 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6306 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6307 during early_local_passes.
6308 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6311 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6313 * Makefile.in: Update copyright year.
6315 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6317 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6318 in $(lang_checks) and check-consistency targets.
6320 2007-01-02 Jan Hubicka <jh@suse.cz>
6322 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6323 Do not add referenced vars.
6324 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6326 * passes.c (init_optimization_passes): Put mudflap_2 after
6327 free_datastructures.
6329 2007-01-02 Jan Hubicka <jh@suse.cz>
6331 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6332 Set NOTHROW flag on call statements proved to be nothrow.
6333 Update statement of local calls so new pure/const functions are
6334 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6336 (tree_rest_of_compilation): Register hooks and initialize bitmap
6337 early. Do not set after_inlining flag.
6339 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6341 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6342 HOST_BITS_PER_LONGLONG
6344 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6347 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6348 warning for non-static initializers.
6350 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6352 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6353 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6354 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6355 Always use set_unique_reg_note to add REG_EQUAL notes.
6357 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6360 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6362 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6363 * cfgbuild.c (find_basic_blocks): Likewise.
6364 * cfgrtl.c (rtl_create_basic_block): Likewise.
6365 * function.c (temp_slots_at_level): Likewise.
6366 * reg-stack.c (stack_regs_mentioned): Likewise.
6367 * regclass.c (allocate_reg_info): Likewise.
6368 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6369 set_bb_for_stmt, move_block_to_fn): Likewise.
6370 * tree-complex.c (tree_lower_complex): Likewise.
6371 * vec.h (VEC_safe_grow_cleared): New.
6373 2007-01-02 Ian Lance Taylor <iant@google.com>
6375 * c-common.c (c_common_truthvalue_conversion): When warning about
6376 using an assignment as a truth value, set TREE_NO_WARNING.
6378 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6381 * c.opt (Wold-style-declaration): New.
6382 * doc/invoke.texi (C-only Warning Options): New.
6383 (Wold-style-declaration): Document it.
6384 (Wextra): Enabled by -Wextra.
6385 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6386 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6387 -Wold-style-declaration.
6389 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6391 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6392 * cfgbuild.c (find_basic_blocks): Likewise.
6393 * cfgrtl.c (rtl_create_basic_block): Likewise.
6394 * function.c (temp_slots_at_level): Likewise.
6395 * reg-stack.c (stack_regs_mentioned): Likewise.
6396 * regclass.c (allocate_reg_info): Likewise.
6397 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6398 set_bb_for_stmt, move_block_to_fn): Likewise.
6399 * tree-complex.c (tree_lower_complex): Likewise.
6400 * vec.h (VEC_safe_grow_cleared): New.
6402 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6404 * c-common.c (c_common_nodes_and_builtins): Since variants of
6405 void_type_node get built before it is given a name, we need to
6406 give those variants the name, too.
6407 (complete_array_type): We need to work with the canonical main
6408 type of the array, from which we will build the qualified version.
6409 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6410 * print-tree.c (print_node): Display canonical type information
6412 * stor-layout.c (layout_type): When we don't know the
6413 alignment of a type for which we're building an array, we end up
6414 guessing wrong, so make the type require structural equality.
6415 * tree.c (make_node_stat): When we build a new type, it is its
6417 (build_type_attribute_qual_variant): When building an attribute
6418 variant, its canonical type is the non-attribute variant. However,
6419 if the attributes are target-dependent and they differ, we need to
6420 use structural equality checks for this type.
6421 (build_qualified_type): A qualified type is not equivalent to its
6422 unqualified variant; set the canonical type appropriately.
6423 (build_distinct_type_copy): When building a distinct type from
6424 another type, the new type is its own canonical type.
6425 (build_variant_type_copy): When building a new type variant, we
6426 assume that it is equivalent to the original type.
6427 (build_pointer_type_for_mode): When building a pointer type, also
6428 build a canonical type pointer.
6429 (build_reference_type_for_mode): When building a reference type,
6430 also build a canonical type reference.
6431 (build_index_type): When we can't hash an index type (e.g.,
6432 because its maximum value is negative), the index type requires
6433 structural equality tests.
6434 (build_array_type): Build the canonical form of an array type.
6435 (build_function_type): Function types require structural equality,
6436 because they contain default arguments, attributes, etc.
6437 (build_method_type_directly): Ditto for method types.
6438 (build_offset_type): Build the canonical offset type.
6439 (build_complex_type): Build the canonical vector type.
6440 (make_vector_type): Build the canonical vector type.
6441 * tree.h (TYPE_CANONICAL): New.
6442 (TYPE_STRUCTURAL_EQUALITY_P): New.
6443 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6444 (struct tree_type): Added "canonical" field.
6445 * params.h (VERIFY_CANONICAL_TYPES): New.
6446 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6447 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6448 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6449 * doc/invoke.texi (verify-canonical-types): Document --param
6450 parameter for verifying canonical types.
6452 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6454 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6455 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6456 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6457 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6459 * config/rs6000/e500.h: New.
6460 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6461 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6463 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6464 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6465 TARGET_E500_DOUBLE): Remove.
6466 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6467 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6468 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6469 * config/rs6000/rs6000.c (rs6000_override_options): Use
6472 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6474 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6475 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6476 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6477 rs6000_emit_cmove): Don't check TARGET_E500.
6478 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6479 sordered): Don't check TARGET_E500.
6481 2007-01-01 Eric Christopher <echristo@apple.com>
6483 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6484 HARD_REGISTER_NUM_P.
6486 2007-01-01 Roger Sayle <roger@eyesopen.com>
6488 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6489 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6490 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6493 2007-01-01 Mike Stump <mrs@apple.com>
6495 * configure.ac: Remove support for building with Apple's gcc-3.1.
6497 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6500 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6501 REG is a hard register. Do not modify REG before calling
6503 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6504 multiple of the size of YMODE for certain lowpart cases.
6506 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6509 * gimplify (voidify_wrapper_expr): Update for
6512 2007-01-01 Andreas Schwab <schwab@suse.de>
6515 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6516 save of BR0 in extra_spill_size instead of spill_size.
6517 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6519 (ia64_expand_epilogue): Restore BR0 from its new location.
6521 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6523 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6524 Use a temporary variable if the left hand side is not a gimple
6527 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6529 * gimplify.c (gimplify_return_expr): Make the temporary variable
6530 for the return expression, a gimple register variable.
6532 2007-01-01 Jan Hubicka <jh@suse.cz>
6534 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6537 2007-01-01 Mike Stump <mrs@apple.com>
6539 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6541 * config/darwin.c (machopic_select_rtx_section): Use
6543 (darwin_mergeable_constant_section): Likewise.
6544 * configure: Regenerate.
6545 * config.in: Regenerate.
6547 2007-01-01 Jan Hubicka <jh@suse.cz>
6548 Andrew Pinski <pinskia@gmail.com>
6550 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6551 before starting IPA passes.