1 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * builtins.c (fold_builtin_modf): New.
4 (fold_builtin_2): Use it.
6 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
8 * loop-iv.c (implies_p): Detect additional cases where A implies B.
9 (determine_max_iter): Take additional LOOP arg; all callers changed.
10 Lose broken logic dealing with PLUS. Try to limit the upper bound by
11 one using simplifications.
12 (simplify_using_initial_values): Return if the expression becomes
13 invalid due to altered regs.
15 2007-02-23 DJ Delorie <dj@redhat.com>
17 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
19 2007-02-23 Mike Stump <mrs@apple.com>
21 * tlink.c (scan_linker_output): Parse linker messages from
22 darwin9's linker better.
24 2007-02-23 Steve Ellcey <sje@cup.hp.com>
27 * varpool.c (varpool_assemble_pending_decls): Set
28 varpool_last_needed_node to null.
30 2007-02-23 DJ Delorie <dj@redhat.com>
32 * config/i386/i386.c (ix86_data_alignment): Don't specify an
33 alignment bigger than the object file can handle.
35 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
38 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
39 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
40 (*movsf_1): Penalize MMX moves.
42 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
44 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
45 2^32-1 or more times unless flag_unsafe_loop_optimizations.
47 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
49 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
51 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
52 (fold_builtin_1): Use them.
53 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
56 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
58 * config/i386/i386.c (bdesc_1arg): Initialize
59 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
60 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
61 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
62 and IX86_BUILTIN_MOVSLDUP.
64 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
66 PR rtl-optimization/30841
67 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
69 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
71 * builtins.c (fold_builtin_frexp): New.
72 (fold_builtin_2): Use it.
74 2007-02-22 Mark Mitchell <mark@codesourcery.com>
76 * doc/invoke.texi (Spec Files): Document getenv spec function.
78 * gcc.c (getenv_spec_function): New function.
79 (static_spec_functions): Add it.
80 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
81 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
84 2007-02-22 Michael Matz <matz@suse.de
87 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
88 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
90 2007-02-22 Ian Lance Taylor <iant@google.com>
93 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
94 (mem_loc_descriptor): Call it.
96 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
97 Ira Rosen <irar@il.ibm.com>
99 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
101 2007-02-22 Ira Rosen <irar@il.ibm.com>
103 PR tree-optimization/30843
104 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
105 stores only after all the group is vectorized.
107 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
109 PR tree-optimization/30858
110 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
111 in the reduction cycle have a single use in the loop.
112 * tree-vectorizer.h (relevant): Add documentation.
114 2007-02-20 Mike Stump <mrs@apple.com>
116 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
117 * configure: Regenerate.
119 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
121 Change the defaults of some parameters and options.
122 * config/spu/spu-protos.h (spu_optimization_options): Declare.
123 * config/spu/spu.c (spu_optimization_options): Add.
124 (spu_override_options): Change params in spu_optimization_options.
125 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
127 Register 127 is only 16 byte aligned when used as a frame pointer.
128 * config/spu/spu-protos.h (spu_init_expanders): Declare.
129 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
130 HARD_FRAME_POINTER_REGNUM.
131 (spu_legitimate_address): Use regno_aligned_for_reload.
132 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
133 aligned when frame_pointer_needed is true.
134 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
136 * config/spu/spu.h (INIT_EXPANDERS): Define.
138 Make sure shift and rotate instructions have valid immediate operands.
139 * config/spu/predicates.md (spu_shift_operand): Remove.
140 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
141 * config/spu/constraints.md (W, O): Extend range.
142 * config/spu/spu.md (umask, nmask): Define.
143 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
144 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
145 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
146 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
147 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
148 (lshr<mode>3_reg): Fix rtl description.
150 Make sure mulhisi immediate operands are valid.
151 * config/spu/predicates.md (imm_K_operand): Add.
152 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
154 Generate constants using fsmbi and andi.
155 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
156 (print_operand, spu_split_immediate, classify_immediate,
157 fsmbi_const_p): Handle IC_FSMBI2.
159 Correctly handle a CONST_VECTOR containing symbols.
160 * config/spu/spu.c (print_operand): Handle HIGH correctly.
161 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
162 (immediate_load_p): Allow symbols that use 2 instructions to create.
163 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
164 with symbols when flag_pic is set.
165 (const_vector_immediate_p): New.
166 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
167 accept a CONST_VECTOR with symbols.
168 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
169 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
171 * config/spu/spu.md (high, low): Delete.
172 (low_<mode>): Define.
174 Remove INTRmode and INTR_REGNUM, which didn't work.
175 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
177 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
178 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
179 peephole2 pattern): Don't use INTR or 131.
181 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
182 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
183 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
184 (UNSPEC_SET_INTR): Add.
185 * config/spu/spu-modes.def (INTR): Remove.
187 More accurate warnings about run-time relocations.
188 * config/spu/spu.c (reloc_diagnostic): Test in_section.
190 Correctly warn about immediate arguments to specific intrinsics.
191 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
192 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
193 the instruction predicate.
195 Fix tree check errors with latest update.
196 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
198 (spu_expand_builtin): Use CALL_EXPR_FN.
200 Add missing specific intrinsics.
201 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
203 * config/spu/spu_internals.h: Ditto.
205 Fix incorrect operand modifiers.
206 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
207 * config/spu/spu.md (xor<mode>3): Change %S to %J.
209 Optimize one case of zero_extend of a vec_select.
210 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
212 Accept any immediate for hbr.
213 * config/spu/spu.md (hbr): Change s constraints to i.
215 2007-02-21 Paul Brook <paul@codesourcery.com>
217 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
218 condexec_count when skipping USE and CLOBBER.
220 2007-02-21 Nick Clifton <nickc@redhat.com>
222 * common.opt (Warray-bounds): Add Warning attribute.
223 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
225 (fsized-zeroes): Add Optimization attribute.
226 (fsplit-wide-types, ftree-scev-cprop): Likewise.
227 * c.opt (Wc++0x-compat): Add Warning attribute.
229 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
232 * reload1.c (eliminate_regs_in_insn): In the single_set special
233 case, attempt to re-recognize the insn before falling back to
234 having reload fix it up.
236 2007-02-20 Eric Christopher <echristo@gmail.com>
238 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
240 (frv_read_iacc_argument): Ditto.
241 (frv_expand_set_builtin): Take a call instead of arglist, update for
243 (frv_expand_unop_builtin): Ditto.
244 (frv_expand_binop_builtin): Ditto.
245 (frv_expand_cut_builtin): Ditto.
246 (frv_expand_binopimm_builtin): Ditto.
247 (frv_expand_voidbinop_builtin): Ditto.
248 (frv_expand_int_void2arg): Ditto.
249 (frv_expand_prefetches): Ditto.
250 (frv_expand_voidtriop_builtin): Ditto.
251 (frv_expand_voidaccop_builtin): Ditto.
252 (frv_expand_load_builtin): Ditto.
253 (frv_expand_store_builtin): Ditto.
254 (frv_expand_mdpackh_builtin): Ditto.
255 (frv_expand_mclracc_builtin): Ditto.
256 (frv_expand_mrdacc_builtin): Ditto.
257 (frv_expand_mwtacc_builtin): Ditto.
258 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
261 2007-02-20 Janis Johnson <janis187@us.ibm.com>
263 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
264 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
266 (HAVE_GAS_DFP): Check for assembler support of decimal floating
268 * configure: Regenerate.
269 * config.in: Regenerate.
270 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
271 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
272 masks to power6 and power6x and to POWERPC_MASKS.
273 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
275 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
276 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
277 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
278 Access PROTOTYPE as variable, not mask.
280 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
282 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
283 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
284 * combine.c (adjust_for_new_dest): Use it.
285 * postreload.c (reload_combine): Likewise.
287 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
289 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
290 notes on an insn with multiple sets, even if single_set returns
291 non-NULL for that insn.
293 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
295 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
298 2007-02-20 Geoffrey Keating <geoffk@apple.com>
300 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
301 if user didn't pass it.
302 * config/i386/darwin.h (CC1_SPEC): Likewise.
303 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
304 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
305 -mmacosx-version-min.
307 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
308 Uros Bizjak <ubizjak@gmail.com>
310 * optabs.h (enum optab_index): Add new OTI_scalb.
311 (scalb_optab): Define corresponding macro.
312 * optabs.c (init_optabs): Initialize scalb_optab.
313 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
315 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
316 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
317 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
318 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
319 flag_unsafe_math_optimizations is set.
321 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
322 to implement scalbf, scalb and scalbl built-ins as inline x87
325 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
326 DJ Delorie <dj@redhat.com>
329 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
330 (diagnostic_report_diagnostic): ... here, and turn them into real
331 errors. If warnings are inhibited, no need to do anything.
333 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
335 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
336 better code generation.
338 2007-02-20 Ben Elliston <bje@au.ibm.com>
340 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
342 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
344 * config/alpha/alpha.c, config/alpha/alpha.md,
345 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
346 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
347 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
348 config/arm/lib1funcs.asm: Follow spelling conventions.
350 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
351 config/fr30/fr30.md, config/i386/i386.h,
352 config/iq2000/iq2000.h, config/iq2000/predicates.md,
353 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
354 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
355 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
356 config/rs6000/altivec.md, config/rs6000/rs6000.c,
357 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
358 config/sparc/sparc.c, config/sparc/sparc.h,
359 config/sparc/sparc.md, config/spu/constraints.md,
360 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
363 2007-02-20 Alan Modra <amodra@bigpond.net.au>
366 * varasm.c (use_blocks_for_decl_p): Return false for decls with
369 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
371 * doc/invoke.texi (-ftree-lrs): Remove.
373 2007-02-19 Diego Novillo <dnovillo@redhat.com>
375 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
378 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
380 * config/ia64/ia64.c (ia64_expand_builtin): Use the
381 new CALL_EXPR_FN macro for retrieving the function
382 declaration of the input expression.
384 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
386 * c.opt (Waddress): New.
387 * common.opt (Walways-true): Delete.
388 (Wstring-literal-comparison): Delete.
389 * doc/invoke.texi (Warning Options): Delete -Walways-true and
390 -Wstring-literal-comparison. Add -Waddress.
392 (Walways-true): Delete.
393 (Wstring-literal-comparison): Delete.
394 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
395 consistently instead of -Walways-true in example.
396 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
397 * c-typeck.c (parser_build_binary_op): Replace
398 -Wstring-literal-comparison and -Walways-true with -Waddress.
399 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
402 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
404 * tree-cfg.c (dump_function_to_file): Be prepared for functions
405 without DECL_STRUCT_FUNCTION initialized.
407 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
409 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
410 due to calls to functions taking pointers as parameters.
412 2007-02-19 Richard Henderson <rth@redhat.com>
415 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
418 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
420 * config/s390/s390.c (s390_call_saved_register_used,
421 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
422 accessed to the new scheme.
424 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
426 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
427 (cris_print_index, cris_print_operand, cris_print_operand_address)
428 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
429 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
430 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
432 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
433 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
434 GO_IF_LEGITIMATE_ADDRESS): Ditto.
435 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
436 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
437 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
438 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
439 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
440 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
441 (uminsi3, call, call_value): Ditto.
442 (define_split: indir_to_reg_split, unnamed): Ditto.
444 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
446 PR tree-optimization/30975
447 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
450 2007-02-18 Eric Christopher <echristo@gmail.com>
452 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
453 Remove use of arglist.
454 (mips_expand_builtin): Remove use of arglist, pass in expr.
455 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
456 (mips_expand_builtin_movtf): Ditto.
457 (mips_expand_builtin_compare): Ditto.
459 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
461 * tree-sra.c (sra_build_assignment): Replace assertion
462 checking with a comment explaining why it can't be done.
464 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
467 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
468 during CALL_EXPR representation conversion.
469 * tree-ssa-propagate.c (set_rhs): Likewise.
471 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
473 * tree-sra.c (sra_build_assignment): Disable assertion checking
476 2007-02-18 Roger Sayle <roger@eyesopen.com>
478 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
479 instead of calling build2 with a GIMPLE_MODIFY_STMT.
480 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
482 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
483 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
484 gimplify_init_ctor_eval_range, gimple_push_cleanup,
485 gimplify_omp_for, gimplify_omp_atomic_pipeline,
486 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
487 force_gimple_operand): Likewise.
488 * ipa-cp.c (constant_val_insert): Likewise.
489 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
490 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
491 perfect_nestify): Likewise.
492 * langhooks.c (lhd_omp_assignment): Likewise.
493 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
494 lower_copyprivate_clauses, lower_send_clauses,
495 lower_send_shared_vars, expand_parallel_call,
496 expand_omp_for_generic, expand_omp_for_static_nochunk,
497 expand_omp_for_static_chunk, expand_omp_sections,
498 lower_omp_single_copy, lower_omp_for_lastprivate,
499 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
500 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
501 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
504 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
506 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
507 config/sh/sh.md: Follow spelling conventions.
509 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
510 config/frv/predicates.md: Follow spelling conventions.
512 * config/m68k/linux-unwind.h: Fix a comment typo.
513 * target.h: Follow spelling conventions.
515 2007-02-18 Roger Sayle <roger@eyesopen.com>
517 PR rtl-optimization/28173
518 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
519 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
520 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
521 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
522 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
524 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
526 * builtins.c (fold_builtin_load_exponent): New.
527 (fold_builtin_2): Use it.
529 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
531 PR rtl-optimization/30773
532 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
533 if we fail to attach a REG_EQUIV note.
535 2007-02-18 David Edelsohn <edelsohn@gnu.org>
536 Roger Sayle <roger@eyesopen.com>
538 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
540 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
542 * calls.c (initialize_argument_information): Pass original EXP
543 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
544 code to split complex arguments here, as part of initializing the
546 (expand_call): Remove code that builds a list of arguments and
547 inserts implicit arguments into it. Instead, just count how many
548 implicit arguments there will be so we can determine the size of
549 the ARGS array, and let initialize_argument_information do the work.
550 (split_complex_values): Delete unused function.
552 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
554 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
556 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
558 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
559 for arg pointer based indexed addressing.
561 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
563 * config/ia64/ia64.h, config/ia64/ia64.md,
564 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
565 spelling conventions.
567 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
569 * config/m68k/m68k.c (split_di): New.
570 * config/m68k/m68k-protos.h: Declare split_di.
571 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
572 Improve predicate handling and split constant shifts.
574 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
576 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
577 parameter for register bitfield operations, general predicates
580 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
582 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
583 * config/m68k/linux-unwind.h: New file.
585 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
587 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
588 config/i386/athlon.md, config/ia64/ia64.md,
589 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
590 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
591 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
592 tree-ssa-loop-niter.c, tree-vect-analyze.c,
593 tree-vect-transform.c: Fix comment typos.
595 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
597 * sched-deps.c (find_insn_list): Remove.
598 * sched-int.h: Remove the prototype for find_insn_list.
600 2007-02-16 Geoffrey Keating <geoffk@apple.com>
602 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
604 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
605 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
606 darwin_rs6000_override_options.
607 (C_COMMON_OVERRIDE_OPTIONS): Expect
608 darwin_macosx_version_min to be non-NULL always.
609 (TARGET_C99_FUNCTIONS): Likewise.
610 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
611 (DARWIN_MINVERSION_SPEC): New.
612 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
613 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
615 (DARWIN_MINVERSION_SPEC): New.
616 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
618 * config/darwin-c.c (darwin_cpp_builtins): Expect
619 darwin_macosx_version_min to be non-NULL always.
621 * config/rs6000/rs6000.c: Clean up trailing whitespace.
623 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
625 * config/i386/i386.h (x86_use_xchgb): New.
626 (TARGET_USE_XCHGB): New macro.
627 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
628 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
629 Split after reload into bswaphi for shifts of 8.
630 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
631 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
632 or when optimizing for size.
634 2007-02-16 Richard Guenther <rguenther@suse.de>
635 Christian Bruel <christian.bruel@st.com>
637 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
638 DECLs but prefer SSA_NAMEs over DECLs.
640 2007-02-16 Richard Guenther <rguenther@suse.de>
642 * tree-flow-inline.h (single_imm_use_p): Remove.
643 (zero_imm_uses_p): Likewise.
644 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
645 instead of single_imm_use_p.
646 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
649 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
652 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
653 nested double- and backquotes.
655 2007-02-15 Roger Sayle <roger@eyesopen.com>
658 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
659 should be unreachable.
660 (build2_stat): Allow construction of MODIFY_EXPR at any time.
661 For the time being redirect GIMPLE_MODIFY_STMT to the new
662 (renamed) build_gimple_modify_stmt_stat.
663 (build2_gimple_stat): Rename to...
664 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
665 Always build a GIMPLE_MODIFY_STMT node.
666 * tree.h (build2_gimple, build2_gimple_stat): Delete.
667 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
670 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
671 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
672 * tree-complex.c (set_component_ssa_name, expand_complex_move,
673 expand_complex_div_wide): Likewise.
674 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
675 * tree-ssa-loop-im.c (schedule_sm): Likewise.
676 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
677 * tree-ssa-loop-manip.c (create_iv): Likewise.
678 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
679 abs_replacement): Likewise.
680 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
681 realify_fake_stores): Likewise.
683 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
684 node rather than a GIMPLE_MODIFY_STMT node.
685 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
686 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
688 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
689 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
692 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
695 * fold-const.c (fold_comparison): Add back the
696 folding of constant complex comparisions.
698 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
701 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
702 effects unknown to this function, return early.
704 2007-02-15 Ian Lance Taylor <iant@google.com>
706 * lower-subreg.c (move_eh_region_note): New static function.
707 (resolve_simple_move): Call it.
708 (decompose_multiword_subregs): Track blocks for which we resolve a
709 simple move which is also a control flow insn. Pass them to
710 find_many_sub_basic_blocks.
711 (pass_lower_subreg): Add TODO_verify_flow.
712 (pass_lower_subreg2): Likewise.
714 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
715 Brooks Moses <brooks.moses@codesourcery.com>
716 Lee Millward <lee.millward@codesourcery.com>
718 * tree.h (enum tree_code_class): Add tcc_vl_exp.
719 (VL_EXP_CLASS_P): New.
720 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
722 (TREE_OPERAND_CHECK_CODE): Likewise.
723 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
724 (TREE_RTL_OPERAND_CHECK): Likewise.
725 (tree_operand_check_failed): Make second parameter the whole tree
726 instead of its code. Fixed callers.
728 (TREE_OPERAND_LENGTH): New.
729 (VL_EXP_OPERAND_LENGTH): New.
731 (CALL_EXPR_STATIC_CHAIN): New.
732 (CALL_EXPR_ARGS): New.
733 (CALL_EXPR_ARG): New.
734 (call_expr_nargs): New.
735 (CALL_EXPR_ARGP): New.
736 (build_nt_call_list): Declare.
737 (build_vl_exp_stat): Declare.
739 (build_call_list): Declare.
740 (build_call_nary): Declare.
741 (build_call_valist): Declare.
742 (build_call_array): Declare.
743 (call_expr_arg): Declare.
744 (call_expr_argp): Declare.
745 (call_expr_arglist): Declare.
746 (fold_build_call_list): Declare.
747 (fold_build_call_list_initializer): Declare.
748 (fold_call_expr): Declare to replace fold_builtin.
749 (fold_builtin_fputs): Update to agree with modified definition.
750 (fold_builtin_strcpy): Likewise.
751 (fold_builtin_strncpy): Likewise.
752 (fold_builtin_memory_chk): Likewise.
753 (fold_builtin_stxcpy_chk): Likewise.
754 (fold_builtin_strncpy_chk): Likewise.
755 (fold_builtin_next_arg): Likewise.
756 (fold_build_call_expr): Declare.
757 (fold_builtin_call_list): Declare.
758 (fold_builtin_call_valist): Declare.
759 (build_call_expr): Declare.
760 (validate_arglist): Update to agree with modified definition.
761 (tree_operand_length): New.
762 (call_expr_arg_iterator): New.
763 (init_call_expr_arg_iterator): New.
764 (next_call_expr_arg): New.
765 (first_call_expr_arg): New.
766 (more_call_expr_args_p): New.
767 (FOR_EACH_CALL_EXPR_ARG): New.
769 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
771 (tree_code_size): Update documentation. Use sizeof (tree) rather
772 than sizeof (char *).
773 (tree_size): Likewise. Add case for tcc_vl_exp.
774 (tree_node_structure): Add case for tcc_vl_exp.
775 (contains_placeholder_p): Likewise.
776 (substitute_in_expr): Likewise.
777 (substitute_placeholder_in_expr): Likewise.
778 (stabilize_reference_1): Likewise.
779 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
780 to diagnose breakage of this interface for constructing CALL_EXPRs.
781 (build_nt): Add similar assertion here.
782 (build_nt_call_list): New.
783 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
784 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
786 (get_callee_fndecl): Use new CALL_EXPR accessors.
787 (tree_operand_check_failed): Change parameters to pass entire node
788 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
789 (process_call_operands): New.
790 (build_vl_exp_stat): New.
791 (build_call_list): New.
792 (build_call_nary): New.
793 (build_call_valist): New.
794 (build_call_array): New.
795 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
796 (call_expr_arglist): New.
798 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
799 tcc_vl_exp instead of a fixed-size tcc_expression.
801 * doc/c-tree.texi (CALL_EXPR): Document new representation and
802 accessors for CALL_EXPRs.
803 (AGGR_INIT_EXPR): Likewise.
805 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
806 Brooks Moses <brooks.moses@codesourcery.com>
807 Lee Millward <lee.millward@codesourcery.com>
809 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
810 (expand_builtin_nonlocal_goto): Change parameter to be entire
811 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
812 (expand_builtin_prefetch): Likewise.
813 (expand_builtin_classify_type): Likewise.
814 (mathfn_built_in): Return NULL_TREE instead of 0.
815 (expand_errno_check): Use new CALL_EXPR accessors.
816 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
817 Return NULL_RTX instead of 0.
818 (expand_builtin_mathfn_2): Likewise.
819 (expand_builtin_mathfn_3): Likewise.
820 (expand_builtin_interclass_mathfn): Likewise.
821 (expand_builtin_sincos): Likewise.
822 (expand_builtin_cexpi): Likewise.
823 (expand_builtin_int_roundingfn): Likewise.
824 (expand_builtin_int_roundingfn_2): Likewise.
825 (expand_builtin_pow): Likewise.
826 (expand_builtin_powi): Likewise.
827 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
828 of arglist, fixing callers appropriately. Use new CALL_EXPR
829 accessors and constructors. Return NULL_RTX instead of 0.
830 (expand_builtin_strstr): Likewise.
831 (expand_builtin_strchr): Likewise.
832 (expand_builtin_strrchr): Likewise.
833 (expand_builtin_strpbrk): Likewise.
834 (expand_builtin_memcpy): Likewise.
835 (expand_builtin_mempcpy): Likewise.
836 (expand_builtin_mempcpy_args): New.
837 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
838 (expand_builtin_memmove_args): New.
839 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
840 (expand_movstr): Likewise.
841 (expand_builtin_strcpy): Likewise.
842 (expand_builtin_strcpy_args): New.
843 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
844 (expand_builtin_strncpy): Likewise.
845 (expand_builtin_memset): Likewise.
846 (expand_builtin_memset_args): New.
847 (expand_builtin_bzero): Similarly to expand_builtin_memset.
848 (expand_builtin_memcmp): Likewise.
849 (expand_builtin_strcmp): Likewise.
850 (expand_builtin_strncmp): Likewise.
851 (expand_builtin_strcat): Likewise.
852 (expand_builtin_strncat): Likewise.
853 (expand_builtin_strspn): Likewise.
854 (expand_builtin_strcspn): Likewise.
855 (expand_builtin_args_info): Likewise.
856 (expand_builtin_va_start): Likewise.
857 (gimplify_va_arg_expr): Likewise.
858 (expand_builtin_va_end): Likewise.
859 (expand_builtin_va_copy): Likewise.
860 (expand_builtin_frame_address): Likewise.
861 (expand_builtin_alloca): Likewise.
862 (expand_builtin_bswap): Likewise.
863 (expand_builtin_unop): Likewise.
864 (expand_builtin_fputs): Likewise.
865 (expand_builtin_expect): Likewise.
866 (expand_builtin_fabs): Likewise.
867 (expand_builtin_copysign): Likewise.
868 (expand_builtin_printf): Likewise.
869 (expand_builtin_fprintf): Likewise.
870 (expand_builtin_sprintf): Likewise.
871 (expand_builtin_init_trampoline): Likewise.
872 (expand_builtin_signbit): Likewise.
873 (expand_builtin_fork_or_exec): Likewise.
874 (expand_builtin_sync_operation): Likewise.
875 (expand_builtin_compare_and_swap): Likewise.
876 (expand_builtin_lock_test_and_set): Likewise.
877 (expand_builtin_lock_release): Likewise.
878 (expand_builtin): Likewise.
879 (builtin_mathfn_code): Likewise.
881 (fold_builtin_constant_p): Pass call arguments individually instead
882 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
883 accessors and constructors. Return NULL_TREE instead of 0.
884 (fold_builtin_expect): Likewise.
885 (fold_builtin_classify_type): Likewise.
886 (fold_builtin_strlen): Likewise.
887 (fold_builtin_nan): Likewise.
888 (integer_valued_real_p): Likewise.
889 (fold_trunc_transparent_mathfn): Likewise.
890 (fold_fixed_mathfn): Likewise.
891 (fold_builtin_cabs): Likewise.
892 (fold_builtin_sqrt): Likewise.
893 (fold_builtin_cbrt): Likewise.
894 (fold_builtin_cos): Likewise.
895 (fold_builtin_cosh): Likewise.
896 (fold_builtin_tan): Likewise.
897 (fold_builtin_sincos): Likewise.
898 (fold_builtin_cexp): Likewise.
899 (fold_builtin_trunc): Likewise.
900 (fold_builtin_floor): Likewise.
901 (fold_builtin_ceil): Likewise.
902 (fold_builtin_round): Likewise.
903 (fold_builtin_int_roundingfn): Likewise.
904 (fold_builtin_bitop): Likewise.
905 (fold_builtin_bswap): Likewise.
906 (fold_builtin_logarithm): Likewise.
907 (fold_builtin_hypot): Likewise.
908 (fold_builtin_pow): Likewise.
909 (fold_builtin_powi): Likewise.
910 (fold_builtin_exponent): Likewise.
911 (fold_builtin_memset): Likewise.
912 (fold_builtin_bzero): Likewise.
913 (fold_builtin_memory_op): Likewise.
914 (fold_builtin_bcopy): Deleted; call site changed to invoke
915 fold_builtin_memory_op directly.
916 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
917 (fold_builtin_strncpy): Likewise.
918 (fold_builtin_memcmp): Likewise.
919 (fold_builtin_strcmp): Likewise.
920 (fold_builtin_strncmp): Likewise.
921 (fold_builtin_signbit): Likewise.
922 (fold_builtin_copysign): Likewise.
923 (fold_builtin_isascii): Likewise.
924 (fold_builtin_toascii): Likewise.
925 (fold_builtin_isdigit): Likewise.
926 (fold_builtin_fabs): Likewise.
927 (fold_builtin_abs): Likewise.
928 (fold_builtin_fmin_fmax): Likewise.
929 (fold_builtin_carg): Likewise.
930 (fold_builtin_classify): Likewise.
931 (fold_builtin_unordered_cmp): Likewise.
933 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
934 New functions split out from fold_builtin_1.
935 (fold_builtin_n): New.
936 (fold_builtin_varargs): New.
937 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
939 (fold_call_expr): New.
940 (build_function_call_expr): Rewrite to use new helper function.
941 (fold_builtin_call_list): New.
942 (build_call_expr): New.
943 (fold_builtin_call_valist): New.
944 (rewrite_call_expr): New.
946 (validate_arglist): Change parameter to be entire CALL_EXPR instead
947 of an arglist. Change return type to bool. Use new CALL_EXPR
950 (fold_builtin_strstr): Pass call arguments individually instead
951 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
952 accessors and constructors. Return NULL_TREE instead of 0.
953 (fold_builtin_strchr): Likewise.
954 (fold_builtin_strrchr): Likewise.
955 (fold_builtin_strpbrk): Likewise.
956 (fold_builtin_strcat): Likewise.
957 (fold_builtin_strncat): Likewise.
958 (fold_builtin_strspn): Likewise.
959 (fold_builtin_strcspn): Likewise.
960 (fold_builtin_fputs): Likewise.
961 (fold_builtin_next_arg): Likewise.
962 (fold_builtin_sprintf): Likewise.
964 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
965 NULL_RTX instead of 0.
966 (expand_builtin_memory_chk): Likewise.
967 (maybe_emit_chk_warning): Likewise.
968 (maybe_emit_sprintf_chk_warning): Likewise.
970 (fold_builtin_object_size): Pass call arguments individually instead
971 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
972 accessors and constructors. Return NULL_TREE instead of 0.
973 (fold_builtin_memory_chk): Likewise.
974 (fold_builtin_stxcpy_chk): Likewise.
975 (fold_builtin_strncpy_chk): Likewise.
976 (fold_builtin_strcat_chk): Likewise.
977 (fold_builtin_strcat_chk): Likewise.
978 (fold_builtin_strncat_chk): Likewise.
979 (fold_builtin_sprintf_chk): Likewise.
980 (fold_builtin_snprintf_chk): Likewise.
981 (fold_builtin_printf): Likewise.
982 (fold_builtin_vprintf): Likewise.
984 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
986 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
987 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
988 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
989 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
990 (fold_unary): Likewise.
991 (fold_binary): Likewise.
992 (fold_ternary): Remove CALL_EXPR case, since they are no longer
994 (fold): Add logic for tcc_vl_exp.
995 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
996 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
997 (fold_build3_stat): Add assertion to flag broken interface for
998 constructing CALL_EXPRs.
999 (fold_build_call_list): New.
1000 (fold_build_call_list_initializer): New.
1001 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
1003 (fold_strip_sign_ops): Likewise.
1005 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1006 Brooks Moses <brooks.moses@codesourcery.com>
1007 Lee Millward <lee.millward@codesourcery.com>
1009 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
1010 accessors and dump arguments explicitly.
1012 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
1014 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
1016 (print_call_name): Use new CALL_EXPR accessors.
1018 * print-tree.c (print_node): Add case tcc_vl_exp. Print
1019 CALL_EXPR arguments explicitly instead of as a list. Use
1020 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1022 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1023 (vrp_visit_stmt): Likewise.
1025 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1026 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1028 (force_move_till_expr): Likewise.
1030 * targhooks.c (default_external_stack_protect_fail): Use
1031 build_call_expr instead of build_function_call_expr.
1032 (default_hidden_stack_protect_fail): Likewise.
1034 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1037 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1038 and walk arguments explicitly.
1040 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1041 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1042 (expand_simple_operations): Likewise.
1043 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1045 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1046 of TREE_CODE_LENGTH.
1047 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1049 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1050 instead of TREE_CODE_LENGTH.
1052 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1053 (tree_ic_transform): Likewise.
1054 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1055 parameter instead of arglist. Fix callers.
1056 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1057 (tree_stringops_transform): Likewise.
1058 (tree_indirect_call_to_profile): Likewise.
1059 (tree_stringops_values_to_profile): Likewise.
1061 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1062 (eliminate_tail_call): Likewise.
1064 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1066 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1067 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1069 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1071 * omp-low.c (build_omp_barrier): Use build_call_expr.
1072 (lower_rec_input_clauses): Likewise.
1073 (lower_reduction_clauses): Likewise.
1074 (expand_parallel_call): Likewise.
1075 (maybe_catch_exception): Likewise.
1076 (expand_omp_for_generic): Likewise.
1077 (expand_omp_for_static_nochunk): Likewise.
1078 (expand_omp_sections): Likewise.
1079 (lower_omp_single_simple): Likewise.
1080 (lower_omp_single_copy): Likewise.
1081 (lower_omp_master): Likewise.
1082 (lower_omp_ordered): Likewise.
1083 (lower_omp_critical): Likewise.
1085 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1086 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1088 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1089 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1090 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1092 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1093 and generalize to handle any number of operands.
1094 (chrec_contains_undetermined): Likewise.
1095 (tree_contains_chrecs): Likewise.
1096 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1098 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1100 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1101 fold_call_expr instead of fold_builtin.
1102 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1103 match declarations there.
1104 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1107 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1108 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1110 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1111 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1113 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1116 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1117 (execute_cse_sincos): Use new CALL_EXPR accessors.
1119 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1121 * gimple-low.c (lower_function_body): Use build_call_expr.
1122 (lower_builtin_setjmp): Likewise.
1124 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1125 (set_storage_via_libcall): Likewise.
1126 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1127 instead of TREE_CODE_LENGTH.
1128 (expand_expr_real_1): Use new CALL_EXPR accessors.
1130 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1131 generalize to handle any number of operands.
1132 (TB_parent_eq): Likewise.
1134 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1135 (strip_builtin_expect): Likewise.
1137 * function.c (gimplify_parameters): Use build_call_expr.
1139 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1140 instead of TREE_CODE_LENGTH.
1142 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1143 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1145 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1148 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1149 (gimplify_decl_expr): Likewise.
1150 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1151 Use new CALL_EXPR iterators.
1152 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1153 (gimplify_modify_expr_to_memset): Likewise.
1154 (gimplify_variable_sized_compare): Likewise.
1155 (gimplify_omp_atomic_fetch_op): Likewise.
1156 (gimplify_omp_atomic_pipeline): Likewise.
1157 (gimplify_omp_atomic_mutex): Likewise.
1158 (gimplify_function_tree): Likewise.
1160 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1161 (call_expr_flags): Likewise.
1162 (expand_call): Likewise.
1164 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1165 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1168 * coverage.c (create_coverage): Use build_call_expr.
1170 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1171 (temp_call_expr_obstack): New.
1172 (pool_copy_list): Delete.
1173 (temp_copy_call_expr): New.
1174 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1175 CALL_EXPR accessors. Get rid of special goo for copying argument
1176 lists and use temp_copy_call_expr instead.
1177 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1178 CALL_EXPR accessors.
1179 (create_expression_by_pieces): Likewise. Use build_call_array
1180 to construct the result instead of fold_build3.
1181 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1182 dealing with argument lists.
1183 (init_pre): Remove references to expression_node_pool and
1184 list_node_pool. Init temp_call_expr_obstack instead.
1185 (fini_pre): Remove references to expression_node_pool and
1188 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1189 and walk arguments explicitly instead of as a list.
1191 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1192 (mx_register_decls): Likewise.
1193 (mudflap_register_call): Likewise.
1194 (mudflap_finish_file): Likewise.
1196 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1197 (ipa_callsite_compute_param): Likewise.
1199 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1200 accessors and constructor.
1202 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1203 accessors and constructor.
1204 (convert_tramp_reference): Likewise.
1205 (convert_call_expr): Likewise.
1206 (finalize_nesting_tree_1): Likewise.
1208 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1211 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1213 * tree-inline.c (initialize_inlined_parameters): Pass entire
1214 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1216 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1217 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1219 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1220 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1221 (vectorizable_reduction): Likewise.
1222 (vectorizable_call): Use new CALL_EXPR iterators.
1223 (vectorizable_conversion): Use build_call_expr.
1224 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1225 (vect_gen_widened_results_half): Use build_call_expr.
1226 (vect_setup_realignment): Likewise.
1227 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1229 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1230 (pass_through_call): Likewise.
1231 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1234 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1235 (tree_gen_pow2_profiler): Likewise.
1236 (tree_gen_one_value_profiler): Likewise.
1237 (tree_gen_ic_func_profiler): Likewise.
1238 (tree_gen_average_profiler): Likewise.
1239 (tree_gen_ior_profiler): Likewise.
1241 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1242 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1243 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1245 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1246 of TREE_CODE_LENGTH.
1248 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1249 of TREE_CODE_LENGTH.
1251 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1253 (convert_to_integer): Likewise.
1255 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1258 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1259 Brooks Moses <brooks.moses@codesourcery.com>
1260 Lee Millward <lee.millward@codesourcery.com>
1262 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1264 * config/frv/frv.c (frv_expand_builtin): Likewise.
1265 * config/s390/s390.c (s390_expand_builtin): Likewise.
1267 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1268 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1270 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1271 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1272 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1273 (ix86_expand_store_builtin): Likewise.
1274 (ix86_expand_unop_builtin): Likewise.
1275 (ix86_expand_unop1_builtin): Likewise.
1276 (ix86_expand_sse_compare): Likewise.
1277 (ix86_expand_sse_comi): Likewise.
1278 (ix86_expand_vec_init_builtin): Likewise.
1279 (ix86_expand_vec_ext_builtin): Likewise.
1280 (ix86_expand_vec_set_builtin): Likewise.
1281 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1283 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1284 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1286 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1287 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1288 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1290 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1292 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1293 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1294 arglist. Use new CALL_EXPR accessors. Fix callers.
1295 (altivec_expand_abs_builtin): Likewise.
1296 (rs6000_expand_binop_builtin): Likewise.
1297 (altivec_expand_predicate_builtin): Likewise.
1298 (altivec_expand_lv_builtin): Likewise.
1299 (spe_expand_stv_builtin): Likewise.
1300 (altivec_expand_stv_builtin): Likewise.
1301 (rs6000_expand_ternop_builtin): Likewise.
1302 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1303 (altivec_expand_st_builtin): Likewise.
1304 (altivec_expand_dst_builtin): Likewise.
1305 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1306 arglist. Use new CALL_EXPR accessors. Fix callers.
1307 (altivec_expand_vec_set_builtin): Likewise.
1308 (altivec_expand_vec_ext_builtin): Likewise.
1309 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1310 (spe_expand_builtin): Likewise.
1311 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1312 arglist. Use new CALL_EXPR accessors. Fix callers.
1313 (spe_expand_evsel_builtin): Likewise.
1314 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1315 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1317 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1318 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1319 (arm_expand_unop_builtin): Likewise.
1320 (arm_expand_builtin): Use new CALL_EXPR accessors.
1322 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1325 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1326 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1327 (bfin_expand_unop_builtin): Likewise.
1328 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1330 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1331 Brooks Moses <brooks.moses@codesourcery.com>
1332 Lee Millward <lee.millward@codesourcery.com>
1334 * c-semantics.c (build_stmt): Add internal diagnostic check.
1336 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1337 accessors. Print arguments explicitly instead of as a list.
1339 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1341 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1342 (c_finish_omp_flish): Likewise.
1344 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1345 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1346 instead of TREE_CODE_LENGTH.
1347 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1348 (c_warn_unused_result): Likewise.
1350 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1353 * doc/invoke.texi (Warning Options): Remove
1354 -Werror-implicit-function-declaration.
1355 (Wimplicit-function-declaration): Update description.
1356 * opts.c (common_handle_option): Move handling of -Werror=* to...
1357 (enable_warning_as_error): ...here.
1358 * opts.h (enable_warning_as_error): Declare.
1359 * c-decl.c (implicit_decl_warning): Unless
1360 -Wno-implicit-function-declaration is given, emit a pedwarn if
1361 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1362 * c.opt (Wimplicit-function-declaration): Replace
1363 mesg_implicit_function_declaration with
1364 warn_implicit_function_declaration.
1365 * c-opts.c (c_common_handle_option):
1366 -Werror-implicit-function-declaration is exactly equal as
1367 -Werror=implicit-function-declaration.
1368 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1369 warn_implicit_function_declaration.
1370 (c_common_post_options): -Wimplict-function-declaration is enabled
1371 by default by -std=c99, otherwise is disabled by default.
1372 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1374 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1376 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1377 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1378 former is ignored but not the latter.
1380 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1382 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1383 is made and the reference doesn't use the alias set of its type,
1384 do not create the temporary using that type.
1386 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1388 * jump.c: Remove prototypes for delete_computation and
1389 delete_prior_computation.
1391 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1393 * jump.c (get_label_after): Delete.
1394 (get_label_before, delete_computation, delete_jump,
1395 delete_prior_computation, follow_jumps): Move...
1396 * reorg.c (delete_computation, delete_prior_computation): ... here...
1397 (get_label_before, delete_jump): ... making these static ...
1398 (follow_jumps): ... and simplifying this since it only runs after
1400 * rtl.h (get_label_after, get_label_before, delete_jump,
1401 follow_jumps): Delete prototypes.
1403 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1405 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1407 2007-02-15 Nick Clifton <nickc@redhat.com>
1409 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1410 order to prevent it from being munged by the target.
1412 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1414 * config/i386/i386.md: Remove misleading comment.
1416 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1418 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1419 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1422 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1424 * tree-sra.c (instantiate_missing_elements): Canonicalize
1426 (sra_build_assignment): New.
1427 (generate_copy_inout, generate_element_copy,
1428 generate_element_zero, generate_one_element_init): Use it.
1430 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1432 * tree-sra.c (instantiate_missing_elements): Canonicalize
1434 (sra_build_assignment): New.
1435 (generate_copy_inout, generate_element_copy,
1436 generate_element_zero, generate_one_element_init): Use it.
1438 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1440 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1443 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1445 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1446 types as aggregates not scalars.
1447 * function.c (assign_stack_temp_for_type): Likewise.
1449 2007-02-14 Roger Sayle <roger@eyesopen.com>
1450 Zdenek Dvorak <dvorakz@suse.cz>
1452 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1455 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1457 * passes.c (next_pass_1): Clear the next field of the copied
1460 2007-02-14 Richard Henderson <rth@redhat.com>
1462 * tree-sra.c (early_sra): New.
1463 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1464 (tree_sra_early, pass_sra_early): New.
1465 * tree-pass.h (pass_sra_early): Declare.
1466 * passes.c (init_optimization_passes): Use it.
1468 2007-02-14 Richard Guenther <rguenther@suse.de>
1470 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1472 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1474 PR tree-optimization/30771
1475 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1477 (vect_analyze_operations): Induction phis can now be marked as
1479 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1480 Update documentation accordingly.
1482 2007-02-14 Nick Clifton <nickc@redhat.com>
1484 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1485 most 3 arguments are supported.
1486 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1488 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1490 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1491 Ensure dst->current is valid.
1493 2007-02-13 Paul Brook <paul@codesourcery.com>
1495 * config.gcc: Add arm*-*-uclinux-*eabi.
1496 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1497 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1498 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1499 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1500 (LINK_SPEC): Define.
1502 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1504 * config/arm/uclinux-eabi.h: New file.
1505 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1506 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1509 2007-02-13 Ian Lance Taylor <iant@google.com>
1511 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1512 * flags.h (warn_strict_overflow): Declare.
1513 (enum warn_strict_overflow_code): Define.
1514 (issue_strict_overflow_warning): New static inline function.
1515 * opts.c (warn_strict_overflow): New variable.
1516 (common_handle_option): Handle OPT_Wstrict_overflow and
1517 OPT_Wstrict_overflow_.
1518 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1520 * fold-const.c: Include intl.h.
1521 (fold_deferring_overflow_warnings): New static variable.
1522 (fold_deferred_overflow_warning): New static variable.
1523 (fold_deferred_overflow_code): New static variable.
1524 (fold_defer_overflow_warnings): New function.
1525 (fold_undefer_overflow_warnings): New function.
1526 (fold_undefer_and_ignore_overflow_warnings): New function.
1527 (fold_deferring_overflow_warnings_p): New function.
1528 (fold_overflow_warning): New static function.
1529 (make_range): Add strict_overflow_p parameter. Change all
1531 (extract_muldiv, extract_muldiv_1): Likewise.
1532 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1533 tree_expr_nonnegative_p.
1534 (fold_negate_expr): Call fold_overflow_warning.
1535 (fold_range_test): Likewise.
1536 (fold_comparison): Likewise.
1537 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1538 instead of tree_expr_nonnegative_p.
1539 (tree_expr_nonnegative_warnv_p): Rename from
1540 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1541 (tree_expr_nonnegative_p): New function.
1542 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1543 strict_overflow_p parameter.
1544 (tree_expr_nonzero_p): New function.
1545 * passes.c (verify_interpass_invariants): New static function.
1546 (execute_one_pass): Call it.
1547 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1549 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1550 (estimate_numbers_of_iterations): Likewise.
1551 (scev_probably_wraps_p): Likewise.
1552 * tree-ssa-ccp.c: Include "toplev.h".
1553 (evaluate_stmt): Defer fold overflow warnings until we know we are
1555 (struct fold_stmt_r_data): Add stmt field.
1556 (fold_stmt_r): Defer fold overflow warnings until we know we
1558 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1559 (fold_stmt_inplace): Likewise.
1560 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1561 (cleanup_control_expr_graph): Defer fold overflow warnings until
1562 we know we are going to optimize.
1563 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1564 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1566 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1567 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1568 * tree-ssa-loop-manip.c (create_iv): Likewise.
1569 * c-typeck.c (build_conditional_expr): Likewise.
1570 (build_binary_op): Likewise.
1571 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1572 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1573 (extract_range_from_unary_expr): Likewise.
1574 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1575 assuming that signed overflow does not occur.
1576 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1577 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1578 (fold_defer_overflow_warnings): Declare.
1579 (fold_undefer_overflow_warnings): Declare.
1580 (fold_undefer_and_ignore_overflow_warnings): Declare.
1581 (fold_deferring_overflow_warnings_p): Declare.
1582 (tree_expr_nonzero_warnv_p): Declare.
1583 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1585 (Warning Options): Document -Wstrict-overflow.
1586 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1587 (tree-ssa-ccp.o): Likewise.
1588 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1589 (fold-const.o): Depend on intl.h.
1591 2007-02-13 Ian Lance Taylor <iant@google.com>
1594 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1597 2007-02-13 Stuart Hastings <stuart@apple.com>
1599 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1601 2007-02-13 Richard Henderson <rth@redhat.com>
1603 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1604 handled_component_p before looking for the indirect_ref.
1606 2007-02-13 Richard Henderson <rth@redhat.com>
1608 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1609 remove flags clobber.
1610 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1611 (bswaphi_lowpart): New.
1612 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1613 remove TARGET_BSWAP test. Delete expander of the same name.
1615 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1616 (expand_unop): Use them.
1618 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1620 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1621 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1622 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1623 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1624 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1625 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1626 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1627 assembler dialect choice from asm templates.
1629 2007-02-12 Richard Henderson <rth@redhat.com>
1631 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1632 (fixuns_trunc<SSEMODEF>si2): Use it.
1633 * config/i386/sse.md (vec_setv4sf_0): Export.
1634 * config/i386/i386.c (ix86_build_const_vector): Export.
1635 (ix86_split_convert_uns_si_sse): Rename from
1636 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1637 * config/i386/i386-protos.h: Update.
1639 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1642 * c-typeck.c (c_finish_return): Improve warning message.
1644 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1646 * alias.c (find_symbolic_term): Delete unused function.
1648 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1650 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1651 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1652 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1654 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1656 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1657 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1658 the function, temporarily point the debug interface to the null one.
1660 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1662 * dwarf2out.c (round_up_to_align): New static function.
1663 (field_byte_offset): Use it to round the offset.
1665 2007-02-12 Richard Henderson <rth@redhat.com>
1667 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1668 (inswl_const): Export.
1670 2007-02-12 Richard Henderson <rth@redhat.com>
1672 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1673 result mode of the libcall, convert back to outmode.
1675 2007-02-12 Roger Sayle <roger@eyesopen.com>
1677 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1678 (bswapdi2): New define_expand to implement 32-bit implementation.
1680 2007-02-12 Nick Clifton <nickc@redhat.com>
1682 * doc/invoke.texi (Overall Options): Document --help=.
1683 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1684 (cc1_options): Pass --help= on to cc1.
1685 (display_help): Add description of --help=.
1686 (process_command): Add code to handle --help=. Allow translated
1687 --help and --target-help switches to be passed on to compiler
1689 (main): Remove unused if statement.
1690 * opts.c (columns): Remove.
1691 (LEFT_COLUMN): Define.
1692 (wrap_help): Add columns argument.
1693 (print_filtered_help): Change parameters to be an include bitmask,
1694 an exclude bitmask, an any bitmask and the column width. Move the
1695 code to display the params list here. Add code to display the
1696 status of options rather than their descriptions if the quiet flag
1698 (print_specific_help): Change parameters to be an include bitmask,
1699 an exclude bitmask and an any bitmask. Move code to look up the
1700 column width here. Decide upon the title for an options listing.
1701 (common_handle_options): Add code to handle --help=. Adapt code
1702 for --help and --target-help to use the revised form of the
1703 print_specific_help function.
1704 (print_help): Delete.
1705 (print_param_help): Delete.
1706 (print_switch): Delete.
1707 * opts.h (cl_lang_count): Add prototype.
1708 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1709 CL_MAX_OPTION_CLASS): New defines.
1710 * optc-gen.awk: Add construction of cl_lang_count.
1711 * c.opt: Add Warning attribute to warning options and Optimization
1712 attribute to optimization options.
1713 * common.opt: Likewise.
1715 Add -fhelp and -ftarget-help as aliases for the transformed --help
1716 and --target-help options.
1717 * opt-functions.awk: Add code to handle Warning and Optimization
1720 2007-02-12 Richard Henderson <rth@redhat.com>
1722 * config/alpha/constraints.md: New file.
1723 * config/alpha/alpha.c: Include tm-constrs.h.
1724 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1725 alpha_extra_constraint): Remove.
1726 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1727 * config/alpha/alpha-protos.h: Update.
1728 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1729 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1730 (EXTRA_CONSTRAINT): Remove.
1731 * config/alpha/alpha.md: Include constraints.md.
1732 (adddi splitter): Use satisfies_constraint_*.
1733 * config/alpha/predicates.md (add_operand): Likewise.
1734 (sext_add_operand, addition_operation): Likewise.
1736 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1738 PR tree-optimization/29145
1739 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1740 in our handling of restrict qualified pointers.
1742 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1745 * doc/invoke.texi (Wunused-value): Update description.
1746 (Wextra): Delete item.
1747 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1748 value of Wunused-value.
1749 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1750 (c_finish_stmt_expr): Don't check extra_warnings.
1751 (emit_side_effect_warnings): The caller is responsible to check
1754 2007-02-11 Roger Sayle <roger@eyesopen.com>
1755 Matt Thomas <matt@3am-software.com>
1757 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1759 2007-02-11 Roger Sayle <roger@eyesopen.com>
1761 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1762 comparisons of POPCOUNT against zero.
1763 (simplify_const_relational_operation): Likewise.
1765 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1767 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1769 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1771 * dwarf2out.c (root_type): Delete unused function.
1773 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1775 * genattrtab.c (contained_in_p): Delete unused function.
1776 (write_expr_attr_cache): Likewise.
1778 2007-02-11 Jan Hubicka <jh@suse.cz>
1780 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1783 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1785 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1786 to add the REG_EQ* note.
1787 * see.c (see_merge_one_use_extension): Likewise.
1788 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1789 turn REG_EQUAL notes into REG_EQUIV notes if the target
1790 register may have more than one set.
1791 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1792 * gcse.c (try_replace_reg): Likewise.
1793 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1794 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1795 more than one REG_EQUIV note.
1796 * reload1.c (gen_reload): Use set_unique_reg_note.
1798 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1800 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1801 (ix86_builtin_conversion): New function.
1803 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1806 * tree.h (DECL_REPLACEABLE_P): New macro.
1807 * except.c (set_nothrow_function_flags): Likewise.
1809 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1810 Ira Rosen <irar@il.ibm.com>
1811 Dorit Nuzman <dorit@il.ibm.com>
1813 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1814 * targhooks.c (default_builtin_vectorized_conversion): New.
1815 * targhooks.h (default_builtin_vectorized_function): New declaration.
1816 * target.h (struct vectorize): Add builtin_conversion field.
1817 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1818 stmt_vec_info_type value.
1819 (vectorizable_conversion): New declaration.
1820 * tree-vect-analyze.c (vect_analyze_operations): Add
1821 vectorizable_conversion call.
1822 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1823 * tree-vect-transform.c (vectorizable_conversion): New function.
1824 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1825 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1827 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1828 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1829 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1830 or ALTIVEC_BUILTIN_VCFSX.
1832 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1835 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1836 CONST_DOUBLE and operand 0 is a hard register.
1837 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1838 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1839 is a hard floating-point register.
1841 2007-02-10 Richard Henderson <rth@redhat.com>
1842 Jakub Jelinek <jakub@redhat.com>
1843 Alexandre Oliva <aoliva@redhat.com>
1845 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1846 * builtin-types.def (BT_WORD): Make unsigned.
1847 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1848 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1849 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1850 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1851 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1852 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1854 * expr.c (emutls_var_address): New.
1855 (expand_expr_real_1): Expand emulated tls.
1856 (expand_expr_addr_expr_1): Likewise.
1857 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1858 * output.h (emutls_finish): Declare.
1859 * toplev.c (compile_file): Call it.
1860 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1861 address before wrapping in CONST.
1862 * varasm.c (emutls_htab, emutls_object_type): New.
1863 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1864 (get_emutls_object_name, get_emutls_object_type): New.
1865 (get_emutls_init_templ_addr, emutls_decl): New.
1866 (emutls_common_1, emutls_finish): New.
1867 (assemble_variable): When emulating tls, swap decls; generate
1868 constructor for the emutls objects.
1869 (do_assemble_alias): When emulating tls, swap decl and target name.
1870 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1872 * varpool.c (decide_is_variable_needed): Look at force_output.
1873 Recurse for emulated tls.
1874 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1875 with decide_is_variable_needed.
1876 * emutls.c: New file.
1877 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1878 tls_object for real tls.
1880 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1882 PR rtl-optimization/29599
1883 * reload1.c (eliminate_regs_in_insn): Take the destination
1884 mode into account when computing the offset.
1886 2007-02-09 Stuart Hastings <stuart@apple.com>
1887 Richard Henderson <rth@redhat.com>
1889 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1890 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1891 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1892 fixuns_truncdfhi2): New.
1893 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1894 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1895 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1896 (floatunssidf2): Allow nonimmediate source.
1897 * gcc/config/i386/sse.md (movdi_to_sse): New.
1898 (vec_concatv2di): Drop '*'.
1899 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1900 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1901 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1903 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1904 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1905 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1906 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1907 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1908 ix86_build_const_vector.
1909 (x86_emit_floatuns): Rewrite.
1911 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1913 * genautomata.c (longest_path_length): Delete unused function.
1914 (struct state): Delete unused longest_path_length.
1915 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1916 (get_free_state): Delete unused.
1918 2007-02-09 Jan Hubicka <jh@suse.cz>
1920 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1921 * doc/invoke.texi (inline-unit-growth): Update default value.
1923 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1924 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1925 (rebuild_cgraph_edges): Likewise.
1926 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1927 (dump_cgraph_node): Dump frequencies.
1928 (cgraph_clone_edge): Add frequency scales.
1929 (cgraph_clone_node): Add freuqnecy.
1930 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1931 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1932 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1933 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1934 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1935 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1936 (save_inline_function_body): Likewise.
1937 * ipa-inline.c: inluce rtl.h
1938 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1939 (cgraph_edge_badness): Use frequencies.
1940 (cgraph_decide_recursive_inlining): Update clonning.
1941 (cgraph_decide_inlining_of_small_function): Dump frequency.
1942 * predict.c (estimate_bb_frequencies): Export.
1943 * predict.h (estimate_bb_frequencies): Declare.
1944 * tree-inline.c (copy_bb): Watch overflows.
1945 (expand_call_inline): Update call of cgraph_create_edge.
1946 (optimize_inline_calls): Use TODO flags to update frequnecies.
1947 * passes.h: Include predict.h
1948 (init_optimization_passes): Move profile ahead.
1949 (execute_function_todo): Handle TODO_rebuild_frequencies.
1951 2007-02-09 Roger Sayle <roger@eyesopen.com>
1953 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1954 the insbl or inswl pattern into a register.
1956 2007-02-09 Roger Sayle <roger@eyesopen.com>
1958 * config/ia64/ia64.md (bswapdi2): New define_insn.
1960 2007-02-09 Richard Henderson <rth@redhat.com>
1962 * config/i386/constraints.md (Ym): New constraint.
1963 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1964 (movdi_1_rex64): Split sse and xmm general register moves from
1965 memory move alternatives. Use conditional register constraints.
1966 (movsf_1, movdf_integer): Likewise.
1967 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1968 (movdf_integer_rex64): New.
1969 (pushsf_rex64): Fix output constraints.
1970 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1971 (sse2_stored): Likewise.
1972 (sse2_storeq_rex64): New.
1973 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1974 amd and not generic.
1975 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1976 for optimize_size. Remove SF/DFmode hack.
1978 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1980 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1983 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1984 Richard Sandiford <richard@codesourcery.com>
1986 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1987 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1988 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1989 m68k/t-mlib to tmake_file.
1990 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1991 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1992 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1993 Allow it to be cf or m68k. Set m68k_arch_family. If that
1994 variable is not empty, add t-$m68k_arch_family to tmake_file.
1995 Add t-mlibs to tmake_file.
1996 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1997 * config/m68k/t-cf: New file.
1998 * config/m68k/t-m68k: Likewise.
1999 * config/m68k/t-mlibs: Likewise.
2000 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2001 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2002 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2003 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2004 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
2006 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
2007 (INSTALL_LIBGCC): Delete.
2008 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
2009 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2010 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2011 (M68K_MLIB_CPU): Define.
2012 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
2013 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
2014 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
2016 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
2017 Richard Guenther <rguenther@suse.de>
2020 * fold-const.c (fold_comparison): Handle obfuscated comparisons
2021 against INT_MIN/INT_MAX.
2022 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2023 file if a loop is removed.
2025 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2027 * calls.c (store_one_arg): Pass correct alignment to
2028 emit_push_insn for non-BLKmode values.
2029 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2030 unaligned stack slot via a suitably aligned slot.
2032 2007-02-08 DJ Delorie <dj@redhat.com>
2034 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2036 (legal_subregs): Use unsigned char, make const.
2037 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2039 2007-02-08 Paul Brook <paul@codesourcery.com>
2041 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2042 special interworking needed.
2044 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2046 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2047 conditional to __SSE2__.
2048 (Entries below should have been added to first ChangeLog
2049 entry for amdfam10 dated 2007-02-05)
2050 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2052 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2054 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2057 2007-02-08 DJ Delorie <dj@redhat.com>
2059 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2060 * config/m32c/m32c.c (legal_subregs): New.
2061 (m32c_illegal_subreg_p): New.
2062 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2063 unsupported subregs of hard regs.
2065 2007-02-08 Jan Hubicka <jh@suse.cz>
2067 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2068 the same one; always update histograms.
2070 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2072 * passes.c (init_optimization_passes): Tidy comment.
2074 2007-02-08 Roger Sayle <roger@eyesopen.com>
2076 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2077 strip zero_extend, bswap and rotates from POCOUNT's argument.
2078 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2079 zero_extend and rotates from PARITY's argument.
2080 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2081 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2082 of an integer constant at compile-time.
2084 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2087 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2089 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2092 * tree-ssa-live.c (remove_unused_locals): Do not remove
2093 TREE_ADDRESSABLE variables.
2094 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2095 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2096 FOR_CLOBBER. Update all users.
2097 If VAR has an associated alias set, add a virtual operand for
2098 it if no alias is found to conflict with the memory reference.
2100 2007-02-07 Jan Hubicka <jh@suse.cz>
2101 Robert Kidd <rkidd@crhc.uiuc.edu>
2103 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2105 2007-02-07 Ian Lance Taylor <iant@google.com>
2107 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2109 2007-02-07 Roger Sayle <roger@eyesopen.com>
2111 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2112 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2113 tablejumpdi, movsi_to_cr_one): Remove constraints from
2114 define_expand's match_operands.
2116 2007-02-07 Roger Sayle <roger@eyesopen.com>
2118 * global.c (compute_regsets): Move declatation of "i" inside of
2119 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2121 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2124 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2125 of INDIRECT_REF <RESULT_DECL>.
2127 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2129 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2130 Kaz Kojima <kkojima@gcc.gnu.org>
2133 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2135 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2137 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2139 * doc/loop.texi: Document possibility not to perform disambiguation
2140 of loops with multiple latches.
2141 * cfgloopmanip.c (alp_enum_p): Removed.
2142 (add_loop): Handle subloops. Use get_loop_body_with_size.
2143 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2144 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2145 the new forwarder block.
2146 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2147 Handle the case latch is NULL.
2148 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2149 when marking loop exits.
2150 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2152 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2153 disambiguate_loops_with_multiple_latches.
2154 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2155 before fix_loop_structure.
2156 * cfgloop.c: Include pointer-set.h and output.h.
2157 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2158 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2159 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2160 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2161 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2162 disambiguate_multiple_latches, get_loop_body_with_size,
2163 disambiguate_loops_with_multiple_latches): New functions.
2164 (flow_loop_dump): Dump multiple latch edges.
2165 (flow_loop_nodes_find): Handle loops with multiple latches.
2166 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2167 (glb_enum_p): Modified.
2168 (get_loop_body): Use get_loop_body_with_size.
2169 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2170 (AVOID_CFG_MODIFICATIONS): New constant.
2171 (disambiguate_loops_with_multiple_latches, add_loop,
2172 get_loop_body_with_size): Declare.
2173 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2175 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2178 * global.c (compute_regsets): New function.
2179 (global_alloc): Refactored ELIMINABLE_REGSET
2180 and NO_GLOBAL_ALLOC_REGS computation out.
2181 (rest_of_handle_global_alloc): Call compute_regsets()
2182 for non-optimizing case.
2184 2007-02-06 Richard Henderson <rth@redhat.com>
2186 * config/i386/constraints.md (Y2): Rename from Y.
2187 (Yi): New constraint.
2188 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2189 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2190 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2191 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2192 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2193 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2194 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2195 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2196 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2197 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2198 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2199 vec_extractv2si_1): Change Y constraints to Y2.
2200 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2201 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2202 Change Y constraints to Y2.
2203 (sse2_loadld): Change Y constraints to x.
2205 2007-02-06 Roger Sayle <roger@eyesopen.com>
2207 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2208 (parity<mode>2): New define_expand using rs6000_emit_parity.
2209 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2210 rs6000_emit_parity): New functions.
2211 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2212 rs6000_emit_parity): Prototype here.
2214 2007-02-06 Ian Lance Taylor <iant@google.com>
2216 * lower-subreg.c (simple_move_operand): Reject CONST.
2217 (resolve_clobber): Call validate_change rather than directly
2218 assigning to XEXP (pat, 0).
2220 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2222 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2223 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2224 (tree-cfg.o): Remove hashtab.h dependency.
2226 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2227 (struct ivopts_data): Change niters to pointer_map_t.
2228 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2229 (niter_for_exit): Create pointer_map on demand. Change for
2231 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2232 (free_loop_data): Destroy data->niters if created and reset field.
2233 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2234 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2236 * tree-ssa-reassoc.c: Include pointer-set.h.
2237 (bb_rank): Change to long *.
2238 (operand_rank): Change to pointer_map_t.
2239 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2240 (insert_operand_rank): Accept long.
2241 (operand_entry_hash, operand_entry_eq): Remove.
2242 (get_rank): Return long. Adjust for changes above.
2243 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2245 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2247 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2248 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2249 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2251 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2252 directly since it cannot be NULL.
2253 (get_vi_for_tree): Rewrite for pointer_map API.
2254 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2255 (init_alias_vars): Create vi_for_tree as pointer_map.
2256 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2258 * tree-cfg.c: Don't include hashtab.h.
2259 (edge_to_cases): Declare as pointer_map.
2260 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2262 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2263 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2264 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2266 (record_switch_edge): Delete.
2267 (get_cases_for_edge): Adjust for pointer_map API, inline
2268 record_switch_edge (rewritten for new API), remove goto.
2270 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2272 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2273 * tree-nested.c: Include pointer-set.h.
2274 (var_map_elt, var_map_eq, var_map_hash): Delete.
2275 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2277 (nesting_info_bitmap_obstack): New.
2278 (lookup_field_for_decl): Adjust for pointer_map API.
2279 (lookup_tramp_for_decl): Adjust for pointer_map API.
2280 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2281 (get_local_debug_decl): Adjust for pointer_map API.
2282 (convert_nl_goto_reference): Adjust for pointer_map API.
2283 (convert_nl_goto_receiver): Adjust for pointer_map API.
2284 (create_nesting_tree): Create outside GGC space. Create bitmap on
2285 the new obstack. Create field_map and var_map as pointer_maps.
2286 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2288 (lower_nested_functions): Move root here, no need to NULL it.
2289 Initialize and release the obstack.
2291 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2293 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2294 Remove prototypes and make them non-static.
2295 (struct tree_int_map): Remove.
2296 * tree.h (struct tree_int_map): Move here, turning TO into an
2298 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2300 * tree.h (TREE_COMPLEXITY): Remove.
2301 (struct tree_exp): Remove complexity field.
2302 * tree.c (build1_stat): Don't set it.
2304 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2305 Victor Kaplansky <victork@il.ibm.com>
2307 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2308 (vect_is_simple_reduction): Support reduction with induction as
2309 one of the operands.
2310 (vect_is_simple_iv_evolution): Fix formatting.
2311 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2312 formatting. Don't mark induction phis for vectorization.
2313 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2314 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2315 (vect_get_vec_def_for_operand): Support induction.
2316 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2318 (vectorizable_reduction): Support reduction with induction as one of
2320 (vectorizable_type_demotion): Use def-type of stmt argument rather
2321 than dummy def-type.
2323 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2324 flag_tree_scev_cprop.
2325 * common.opt (tree-scev-cprop): New flag.
2327 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2328 call to vect_get_new_vect_var.
2330 2007-02-06 Ira Rosen <irar@il.ibm.com>
2332 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2333 vectype is not NULL.
2334 (vect_pattern_recog_1): Likewise.
2336 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2338 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2339 (fold_negate_expr): Likewise.
2341 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2344 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2345 even if cv-qualification is the same.
2347 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2349 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2350 __enable_execute_stack on completion.
2352 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2354 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2355 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2356 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2357 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2358 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2359 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2360 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2361 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2363 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2365 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2366 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2367 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2368 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2369 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2370 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2371 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2372 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2373 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2374 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2375 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2376 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2377 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2378 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2379 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2380 sqrtextenddfxf2_i387): Added amdfam10_decode.
2382 * config/i386/athlon.md (athlon_idirect_amdfam10,
2383 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2384 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2385 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2386 athlon_ivector_store_amdfam10): New define_insn_reservation.
2387 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2390 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2392 * config/i386/athlon.md (athlon_call_amdfam10,
2393 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2394 define_insn_reservation.
2395 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2396 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2397 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2399 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2401 * config/i386/athlon.md (athlon_sseld_amdfam10,
2402 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2403 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2405 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2407 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2408 define_insn_reservation.
2409 * config/i386/i386.md (sseins): Added sseins to define_attr type
2410 and define_attr unit.
2411 * config/i386/sse.md: Set type attribute to sseins for insertq
2414 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2416 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2417 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2418 ssecomi_load_amdfam10, ssecomi_amdfam10,
2419 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2420 define_insn_reservation.
2421 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2423 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2425 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2426 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2427 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2428 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2429 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2430 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2431 define_insn_reservation.
2433 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2434 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2435 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2436 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2437 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2439 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2441 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2442 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2443 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2444 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2445 athlon_ssemul_load_k8): Added amdfam10.
2447 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2449 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2450 (x86_sse_unaligned_move_optimal): New variable.
2452 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2454 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2455 for unaligned vector SSE double/single precision loads for AMDFAM10.
2457 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2459 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2460 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2461 Define TARGET_CPU_DEFAULT_amdfam10.
2462 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2463 (processor_type): Add PROCESSOR_AMDFAM10.
2465 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2466 processor_type in config/i386/i386.h.
2467 Enable imul peepholes for TARGET_AMDFAM10.
2469 * config.gcc: Add support for --with-cpu option for amdfam10.
2471 * config/i386/i386.c (amdfam10_cost): New variable.
2472 (m_AMDFAM10): New macro.
2473 (m_ATHLON_K8_AMDFAM10): New macro.
2474 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2475 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2476 x86_promote_QImode, x86_integer_DFmode_moves,
2477 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2478 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2479 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2480 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2481 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2482 Enable/disable for amdfam10.
2483 (override_options): Add amdfam10_cost to processor_target_table.
2484 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2485 processor_alias_table.
2486 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2487 (ix86_adjust_cost): Add code for amdfam10.
2489 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2491 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2492 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2493 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2494 * config/i386/i386.h: Add builtin definition for SSE4A.
2495 * config/i386/i386.md: Add support for ABM instructions
2497 * config/i386/sse.md: Add support for SSE4A instructions
2498 (movntss, movntsd, extrq, insertq).
2499 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2500 Add -march=amdfam10 flag.
2501 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2502 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2504 * doc/extend.texi: Add documentation for SSE4A builtins.
2506 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2508 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2510 2007-02-05 Richard Guenther <rguenther@suse.de>
2512 * tree-vectorizer.h (vectorizable_function): Add argument type
2513 argument, change return type.
2514 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2515 * tree-vect-transform.c (vectorizable_function): Handle extra
2516 argument, return vectorized function decl.
2517 (build_vectorized_function_call): Remove.
2518 (vectorizable_call): Handle calls with result and argument types
2519 differing. Handle loop vectorization factor correctly.
2520 * targhooks.c (default_builtin_vectorized_function): Adjust for
2522 * targhooks.h (default_builtin_vectorized_function): Likewise.
2523 * target.h (builtin_vectorized_function): Add argument type
2525 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2526 extra argument, allow vectorizing of lrintf.
2527 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2528 documentation of target hook.
2530 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2533 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2534 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2535 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2537 2007-02-05 Roger Sayle <roger@eyesopen.com>
2539 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2540 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2541 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2542 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2543 before canonicalizing sincos to cexpi.
2544 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2546 2007-02-05 Roger Sayle <roger@eyesopen.com>
2548 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2549 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2550 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2552 2007-02-05 Roger Sayle <roger@eyesopen.com>
2554 * mips-tfile.c (initialize_init_file): Correct endianness test.
2556 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2558 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2561 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2563 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2564 saves in a PARALLEL before the register assignments.
2566 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2568 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2569 DWARF_FRAME_RETURN_COLUMN to be a general register.
2570 * dwarf2out.c (init_return_column_size): New function, split from...
2571 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2572 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2573 to be nongeneral registers.
2574 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2576 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2577 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2579 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2581 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2583 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2585 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2586 (remove_path): Use can_remove_branch_p and remove_branch instead
2587 of loop_delete_branch_edge.
2588 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2589 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2590 Update profile using scale_dominated_blocks_in_loop.
2591 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2592 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2593 (can_remove_branch_p, remove_branch): Declare.
2594 * tree-cfg.c (tree_can_remove_branch_p): New function.
2595 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2596 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2597 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2599 2007-02-05 Jan Hubicka <jh@suse.cz>
2602 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2603 nodes in cgraph, don't remove offline copy of the function.
2605 2007-02-04 Jan Hubicka <jh@suse.cz>
2607 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2608 vectors might cause maybe_lookup_element_for_expr to be called
2609 on non-sra-candidate.
2611 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2613 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2614 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2615 spelling conventions.
2617 2007-02-04 Richard Guenther <rguenther@suse.de>
2620 * fold-const.c (try_move_mult_to_index): Make sure to not
2621 overflow one dimension of a multi-dimensional array access.
2623 2007-02-04 Jan Hubicka <jh@suse.cz>
2625 * passes.c (init_optimization_passes): Reindent.
2627 2007-02-04 Jan Hubicka <jh@suse.cz>
2628 Eric Botcazou <ebotcazou@adacore.com>
2630 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2631 (execute_fixup_cfg): Break out the abnormal goto code.
2632 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2633 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2634 (optimize_inline_calls): Call make_nonlocal_label_edges.
2636 2007-02-04 Jan Hubicka <jh@suse.cz>
2638 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2639 true when something was changed.
2640 (rename_ssa_copies): When something was changed, do
2641 TODO_remove_unused_locals.
2642 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2643 add TODO_remove_unused_locals when instruction was removed.
2645 2007-02-04 Jan Hubicka <jh@suse.cz>
2647 * ipa-inline.c (try_inline): Improve debug output; work on already
2649 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2650 call try_inline for already inlined edges too when flattening;
2651 inline also functions that make callee growth but overall unit size
2654 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2656 * config/m32c/bitops.md, config/m32c/jump.md,
2657 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2658 config/m32r/m32r.h, config/m32r/m32r.md,
2659 config/m32r/predicates.md, config/m68hc11/larith.asm,
2660 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2661 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2662 config/mips/mips-protos.h, config/mips/mips.c,
2663 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2664 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2665 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2666 spelling conventions.
2668 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2669 Follow spelling conventions.
2671 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2673 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2674 warn about C++0x compatibility.
2676 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2678 * config/h8300/h8300.c, config/h8300/h8300.h,
2679 config/h8300/h8300.md: Follow spelling conventions.
2681 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2684 * combine.c (try_combine): Do not substitute source operand
2685 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2687 2007-02-03 Jan Hubicka <jh@suse.cz>
2689 PR gcov-profile/30650
2690 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2691 do not divide by zero for never executed counters.
2692 (tree_find_values_to_profile): Fix counters.
2693 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2695 2007-02-03 Ian Lance Taylor <iant@google.com>
2697 * lower-subreg.c (simple_move_operand): New static function,
2698 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2700 (simple_move): Call simple_move_operand.
2701 (find_decomposable_subregs): Add special handling of MEMs.
2702 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2703 meaning of return value. If we see a hard register, test whether
2704 it can store a word_mode value. Change all callers.
2706 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2708 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2709 ftrapv insns and expanders.
2710 (subdi3): Change define_expand operand 1 to arith11_operand, and
2711 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2712 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2713 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2717 * varasm.c (notice_global_symbol): Treat global objects as weak when
2720 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2722 * emit-rtl.c (dconstpi): Delete.
2724 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2725 * real.h (dconstpi): Delete.
2727 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2728 (fold_builtin_hypot): Likewise.
2730 2007-02-03 Tom Tromey <tromey@redhat.com>
2733 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2734 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2736 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2738 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2739 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2740 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2741 config/rs6000/cell.md, config/rs6000/darwin.h,
2742 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2743 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2744 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2745 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2746 typos. Follow spelling conventions.
2747 * doc/invoke.texi: Follow spelling conventions.
2749 2007-02-03 Roger Sayle <roger@eyesopen.com>
2751 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2752 canonicalization transformations that attempt to simplify integer
2753 constant comparisons to become comparisons against zero.
2755 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2757 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2759 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2760 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2762 2007-02-02 Mike Stump <mrs@apple.com>
2764 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2765 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2766 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2767 generate a branch island.
2769 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2771 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2772 (xtensa_legitimate_address_p): New.
2773 (xtensa_legitimize_address): New.
2774 (xtensa_output_addr_const_extra): New.
2775 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2777 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2778 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2779 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2780 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2781 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2782 (xtensa_legitimize_address): New.
2783 (xtensa_output_addr_const_extra): New.
2785 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2787 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2789 2007-02-02 Ian Lance Taylor <iant@google.com>
2791 * expmed.c (expand_divmod): Add comment.
2793 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2795 * emit-rtl.c (renumber_insns): Remove.
2796 * flags.h: Remove the extern for flag_renumber_insns.
2797 * rtl.h: Remove the prototype for renumber_insns.
2798 * toplev.c (flag_renumber_insns): Remove.
2800 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2802 Revert for x86 darwin:
2803 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2805 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2806 code before the following patch under TARGET_MACHO.
2807 (ix86_function_value_regno_p): Likewise.
2809 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2811 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2814 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2817 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2818 general or fp registers. Add comments.
2819 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2821 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2823 * pointer-set.c (insert_aux): Only return insertion slot.
2824 (pointer_set_insert): Adjust.
2825 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2826 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2827 pointer_map_traverse): New.
2828 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2829 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2830 pointer_map_contains, pointer_map_traverse): Declare.
2832 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2835 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2836 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2838 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2840 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2842 (struct _dep): New type.
2843 (dep_t): New typedef.
2844 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2845 (DEP_STATUS): New access macro. The macro with the same name was
2846 renamed to DEP_LINK_STATUS.
2847 (dep_init): Declare function
2849 (struct _dep_link): New type.
2850 (dep_link_t): New typedef.
2851 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2852 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2853 (DEP_LINK_STATUS): New macro.
2854 (debug_dep_links): New debug function.
2856 (struct _deps_list): New type.
2857 (deps_list_t): New typedef.
2858 (DEPS_LIST_FIRST): New access macro.
2859 (FOR_EACH_DEP_LINK): New cycle macro.
2860 (create_deps_list, free_deps_list, delete_deps_list): Declare
2862 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2863 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2864 (copy_deps_list_change_con): Ditto.
2866 (move_dep_link): Declare function.
2868 (struct _dep_node): New type.
2869 (dep_node_t): New typedef.
2870 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2872 (struct haifa_insn_data.back_deps): New field to hold backward
2873 dependencies of the insn.
2874 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2876 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2877 Change its type to deps_list_t.
2878 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2879 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2880 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2882 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2884 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2886 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2888 (dep_cost): Declare.
2890 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2891 (ds_to_dk, dk_to_ds): New functions.
2893 (init_dep_1): New static function.
2894 (init_dep): New function.
2895 (copy_dep): New static function.
2897 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2899 (detach_dep_link): New static function.
2900 (move_dep_link): New function.
2902 (dep_links_consistent_p, dump_dep_links): New static functions.
2903 (debug_dep_links): New debugging function.
2905 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2907 (alloc_deps_list, init_deps_list): New static functions.
2908 (create_deps_list): New function.
2909 (clear_deps_list): New static function.
2910 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2911 (deps_list_consistent_p, dump_deps_list): New static functions.
2912 (debug_deps_list): New function.
2913 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2915 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2917 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2918 use new scheduler dependencies lists.
2919 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2920 (sched_analyze): Ditto. Initialize dependencies lists.
2921 (add_forw_dep, compute_forward_dependences): Update to use new
2922 scheduler dependencies lists.
2924 (init_dependency_caches): Init deps_obstack.
2925 (free_dependency_caches): Free deps_obstack.
2927 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2928 new scheduler dependencies lists.
2929 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2930 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2932 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2933 Update to use new scheduler dependencies lists.
2934 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2935 (debug_dependencies): Ditto.
2936 (schedule_region): Update comments.
2938 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2939 scheduler dependencies lists.
2940 (schedule_ebb): Update comments.
2942 * rtl.def (DEPS_LIST): Remove.
2944 * lists.c (unused_deps_list): Remove.
2945 (free_list): Update assertions.
2947 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2948 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2950 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2951 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2953 * haifa-sched.c (comments): Update.
2954 (insn_cost1): Remove. Inline the code into insn_cost ().
2955 (insn_cost): Update to use new scheduler dependencies lists. Move
2956 processing of the dependency cost to dep_cost ().
2957 (dep_cost): New function. Use it instead of insn_cost () when
2958 evaluating cost of the dependency. Use compatible interface to
2959 interact with the target.
2960 (priority): Update to use new scheduler dependencies lists.
2961 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2962 with greater number of insns that depend on the insn.
2963 (schedule_insn): Update to use new scheduler dependencies lists. Add
2964 code to free backward dependencies lists. Inline and optimize code
2965 from resolve_dep () - see PR28071.
2966 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2967 lists. Update call to targetm.sched.is_costly_dependence hook.
2969 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2970 scheduler dependencies lists.
2972 (resolve_dep): Remove. Move the logic to schedule_insn ().
2973 (init_h_i_d): Initialize dependencies lists.
2975 (process_insn_depend_be_in_spec): Rename to
2976 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2978 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2979 Update to use new scheduler dependencies lists.
2980 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2982 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2983 new scheduler dependencies lists.
2984 (build_intra_loop_deps): Ditto.
2986 * target.h (struct _dep): Declare to use in
2987 gcc_target.sched.is_costly_dependence.
2988 (struct gcc_target.sched.adjust_cost): Fix typo.
2989 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2990 single dep_t parameter instead of an equivalent triad.
2991 (struct gcc_target.sched.adjust_cost_2): Remove.
2993 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2995 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2997 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2999 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
3001 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
3002 (REG_DEP_TRUE): Document.
3004 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
3005 Change signature to correspond to the targetm.sched.adjust_cost hook.
3006 Update use in TARGET_SCHED_ADJUST_COST_2.
3007 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
3008 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
3009 new scheduler dependencies lists.
3010 (ia64_gen_check): Ditto.
3012 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
3015 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
3016 signature to correspond to the targetm.sched.is_costly_dependence hook.
3017 (is_costly_group): Update to use new scheduler dependencies lists.
3019 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
3020 instead of INSN_COST () macro.
3022 2007-02-01 Ian Lance Taylor <iant@google.com>
3024 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3026 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3028 * pa.md (tp_load): Correct mfctl instruction syntax.
3030 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3032 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3033 altivec_padding_size calculation on AIX. Improve comment, add
3034 assert to verify that it's right.
3036 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3039 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3042 * global.c (global_alloc): Add mising initialization of
3045 2007-02-01 Roger Sayle <roger@eyesopen.com>
3047 * alias.c (init_alias_analysis): Correct whitespace.
3048 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3049 partition_hot_cold_basic_blocks): Likewise.
3050 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3051 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3052 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3053 fold_builtin_snprintf_chk, fold_builtin_printf,
3054 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3055 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3056 * cfgcleanup.c (cleanup_cfg): Likewise.
3057 * cfgexpand.c (tree_expand_cfg): Likewise.
3058 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3059 * function.c (get_next_funcdef_no): Likewise.
3060 * gengtype.c (main): Likewise.
3061 * genmodes.c (main): Likewise.
3062 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3063 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3064 * ifcvt.c (noce_emit_move_insn): Likewise.
3065 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3067 * stor-layout.c (get_best_mode): Likewise.
3068 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3069 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3070 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3071 perform_var_substitution, solve_graph): Likewise.
3072 * tree-vrp.c (vrp_finalize): Likewise.
3074 2007-02-01 Ian Lance Taylor <iant@google.com>
3076 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3077 high part of a paradoxical subreg, return a constant zero.
3079 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3081 * toplev.c (lang_dependent_init): Call init_set_costs.
3082 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3084 2007-02-01 Richard Guenther <rguenther@suse.de>
3087 * fold-const.c (fold_negate_expr): Allow negating a
3088 constant if overflow does not change.
3090 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3092 * doc/c-tree.texi (Expression trees): Improve markup.
3093 * doc/tm.texi (Register Classes, Addressing Modes)
3094 (Floating Point): Fix spacing after abbreviations. Fix some
3097 2007-02-01 Ben Elliston <bje@au.ibm.com>
3099 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3100 * doc/contrib.texi: Likewise.
3101 * doc/install.texi: Likewise.
3103 2007-01-31 Richard Henderson <rth@redhat.com>
3104 Ian Lance Taylor <iant@google.com>
3106 * lower-subreg.c: New file.
3107 * rtl.def (CONCATN): Define.
3108 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3110 * emit-rtl.c (update_reg_offset): New static function, broken out
3111 of gen_rtx_REG_offset.
3112 (gen_rtx_REG_offset): Call update_reg_offset.
3113 (gen_reg_rtx_offset): New function.
3114 * regclass.c: Revert patch of 2006-03-05, restoring
3116 (clear_reg_info_regno): New function.
3117 * dwarf2out.c (concatn_loc_descriptor): New static function.
3118 (loc_descriptor): Handle CONCATN.
3119 * common.opt (fsplit_wide_types): New option.
3120 * opts.c (decode_options): Set flag_split_wide_types when
3122 * timevar.def (TV_LOWER_SUBREG): Define.
3123 * rtl.h (gen_reg_rtx_offset): Declare.
3124 (reg_scan_update): Declare.
3125 * regs.h (clear_reg_info_regno): Declare.
3126 * tree-pass.h (pass_lower_subreg): Declare.
3127 (pass_lower_subreg2): Declare.
3128 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3129 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3131 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3132 * Makefile.in (OBJS-common): Add lower-subreg.o.
3133 (lower-subreg.o): New target.
3135 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3137 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3139 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3142 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3144 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3147 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3149 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3151 * cfgloop.h: Include vec-prim.h.
3152 (enum li_flags): Remove LI_ONLY_OLD.
3153 (loop_iterator): Changed.
3154 (fel_next, fel_init): Iterate over loop tree.
3155 (FOR_EACH_LOOP_BREAK): New macro.
3156 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3158 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3159 * modulo-sched.c (sms_schedule): Ditto.
3160 * tree-vectorizer.c (vectorize_loops): Ditto.
3161 * doc/loop.texi: Update information on loop numbering and behavior of
3162 FOR_EACH_LOOP wrto new loops.
3163 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3164 add_to_evolution_1): Test nestedness of loops instead of comparing
3166 * tree-chrec.c (chrec_fold_plus_poly_poly,
3167 chrec_fold_multiply_poly_poly, chrec_evaluate,
3168 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3169 reset_evolution_in_loop): Ditto.
3170 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3172 2007-01-31 Dirk Mueller <dmueller@suse.de>
3174 * c-common.c (warn_about_parentheses): Separate warning about
3175 un-parenthized sequence of comparison operators from the one
3176 which is supposed to warn about x <= y <= z.
3178 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3180 * optabs.h (enum optab_index): Add new OTI_isinf.
3181 (isinf_optab): Define corresponding macro.
3182 * optabs.c (init_optabs): Initialize isinf_optab.
3183 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3185 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3186 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3188 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3189 expand_builtin_interclass_mathfn.
3190 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3191 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3192 (fxam<mode>2_i387): New insn pattern.
3193 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3194 built-in functions as x87 inline asm.
3196 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3198 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3200 2007-01-30 Eric Christopher <echristo@apple.com>
3202 * config.gcc: Add geode.
3204 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3206 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3207 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3208 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3209 value-prof.c: Fix comment typos.
3211 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3214 * doc/invoke.texi (Wpointer-arith): Document warning.
3216 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3218 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3219 the list of discrepancies from the draft TR.
3221 2007-01-30 Dirk Mueller <dmueller@suse.de>
3224 * doc/invoke.texi (-Wreturn-type): Update description to
3227 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3229 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3231 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3233 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3234 to handle optabs that operate on floating point input argument and
3235 output to integer output.
3236 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3237 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3238 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3239 expand_builtin_interclass_mathfn ().
3240 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3242 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3243 ilogbl built-in functions as x87 intrinsics.
3245 2007-01-30 Richard Guenther <rguenther@suse.de>
3248 * dwarf2out.c (reference_to_unused): Query varpool if the
3249 variable was output.
3251 2007-01-30 Richard Guenther <rguenther@suse.de>
3254 * passes.c (execute_one_pass): Reset in_gimple_form to not
3255 confuse non-unit-at-a-time mode.
3257 2007-01-29 Roger Sayle <roger@eyesopen.com>
3258 Richard Guenther <rguenther@suse.de>
3260 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3261 avoid undefined behaviour on overflow. Use force_fit_type_double
3262 to construct the constant with the specified TREE_OVERFLOW.
3264 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3266 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3267 * config/dfp-bit.h: Ditto.
3269 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3271 * c-decl.c (pop_scope): Replace warnings with call to
3272 warn_for_unused_label.
3273 * c-common.h (warn_for_unused_label): Declare.
3274 * c-common.c (warn_for_unused_label): Define.
3276 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3278 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3281 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3283 * Makefile.in (USER_H): Remove decfloat.h.
3284 * ginclude/decfloat.h: Delete, moving contents to ...
3285 * ginclude/float.h: Add support for decimal floating point,
3286 guarded by __STDC_WANT_DEC_FP__.
3288 2007-01-29 Mike Stump <mrs@apple.com>
3290 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3291 Analysis and Representation to resolve case insensitive conflict.
3292 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3294 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3296 * tree.h (struct tree_memory_tag): Add aliases member.
3297 (MTAG_ALIASES): New macro.
3298 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3299 (add_may_alias): Remove pointer-set. Update for may_aliases being
3301 (mark_aliases_call_clobbered): Update for may_aliases being a
3303 (compute_tag_properties): Ditto.
3304 (create_partition_for): Ditto.
3305 (compute_memory_partitions): Ditto.
3306 (dump_may_aliases_for): Ditto.
3307 (is_aliased_with): Ditto.
3308 (add_may_alias_for_new_tag): Ditto.
3309 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3310 (compute_is_aliased): New function.
3311 (compute_may_aliases): Call compute_is_aliased).
3312 (init_alias_info): Initialize alias_bitmap_obstack.
3313 (union_alias_set_into): New function.
3314 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3315 (have_common_aliases_p): Rewrite to take two bitmaps and use
3317 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3319 (finalize_ref_all_pointers): Update for add_may_alias changes.
3320 (new_type_alias): Ditto.
3321 * tree-flow-inline.h (may_aliases): Return a bitmap.
3322 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3323 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3324 may_aliases being a bitmap.
3325 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3326 may_aliases now returns a bitmap.
3327 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3329 * tree-ssa-operands.c (add_virtual_operand): Update for
3330 may_aliases being a bitmap.
3332 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3334 PR tree-optimization/30630
3335 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3336 variable as changed.
3338 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3341 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3342 expanded only once even if an error occurs.
3344 2007-01-29 Ben Elliston <bje@au.ibm.com>
3346 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3347 (__gcov_average_profiler): Likewise.
3348 (__gcov_ior_profiler): Likewise.
3349 (__gcov_merge_ior): Likewise.
3351 2007-01-28 Jan Hubicka <jh@suse.cz>
3353 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3354 * value-prof.c (stringop_block_profile): Likewise.
3356 2007-01-28 Jan Hubicka <jh@suse.cz>
3358 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3359 variant handling histograms; add wrapper.
3360 (clear_storage_via_libcall): Export.
3361 (emit_block_move_hints): Break out from ...; add histograms.
3362 (emit_block_move): ... this one.
3363 (clear_storage_hints): Break out from ...; add histograms.
3364 (clear_storage): ... this one.
3365 (set_storage_via_memset): Handle histogram.
3366 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3367 (clear_storage_hints, clear_storage_via_libcall): Declare.
3368 (set_storage_via_setmem): Update prototype.
3369 * doc/md.texi (movmem, setmem): Document new arguments.
3371 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3373 (stringop_block_profile): New global function.
3374 (tree_stringops_values_to_profile): Profile block size and alignment.
3375 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3377 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3378 (stringop_block_profile): Declare.
3379 * builtins.c: Include value-prof.h.
3380 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3381 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3382 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3383 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3384 * profile.c (instrument_values): Add new counters.
3385 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3387 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3388 (tree_init_edge_profiler): Build new profilers.
3389 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3390 (pass_tree_profile): Add dump.
3391 (tree_profile_hooks): Update.
3392 * Makefile.in (LIBGCOV): Add new constants.
3393 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3394 __gcov_ior_profiler): New.
3395 * i386.md (movmem/setmem expanders): Add new optional arguments.
3397 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3399 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3401 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3403 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3404 (tree_unswitch_single_loop): Pass eni_size_weights to
3405 tree_num_loop_insns.
3406 * tree-ssa-loop-manip.c: Include tree-inline.h.
3407 (can_unroll_loop_p): Pass eni_size_weights to
3408 tree_num_loop_insns.
3409 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3410 Pass eni_size_weights to estimate_num_insns.
3411 * tree.h (init_inline_once): Export.
3412 * toplev.c (backend_init): Call init_inline_once.
3413 * cgraphunit.c (cgraph_process_new_functions,
3414 cgraph_analyze_function): Pass eni_inlining_weights to
3416 * ipa-inline.c (compute_inline_parameters): Ditto.
3417 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3418 to estimate_num_insns.
3419 (try_unroll_loop_completely): Pass eni_size_weights to
3420 tree_num_loop_insns.
3421 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3422 ot estimate_num_insns.
3423 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3424 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3425 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3426 eni_time_weights): New variables.
3427 (init_inline_once): Initialize them.
3428 (struct eni_data): Mew.
3429 (estimate_num_insns_1, estimate_num_insns): Use weights.
3430 * tree-inline.h (struct eni_weights_d): New.
3431 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3432 (estimate_num_insns): Declaration changed.
3433 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3434 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3435 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3437 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3439 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3440 relations in the conflict function is valid.
3442 2007-01-27 Ian Lance Taylor <iant@google.com>
3444 * common.opt: Add fstrict-overflow.
3445 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3446 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3447 (TYPE_OVERFLOW_UNDEFINED): Define.
3448 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3450 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3451 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3452 (fold_negate_expr): Likewise.
3453 (make_range): Likewise.
3454 (extract_muldiv_1): Likewise.
3455 (maybe_canonicalize_comparison): Likewise.
3456 (fold_comparison): Likewise.
3457 (fold_binary): Likewise.
3458 (tree_expr_nonnegative_p): Likewise.
3459 (tree_expr_nonzero_p): Likewise.
3460 * tree-vrp.c (compare_values): Likewise.
3461 (extract_range_from_binary_expr): Likewise.
3462 (extract_range_from_unary_expr): Likewise.
3463 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3465 (nowrap_type_p): Likewise.
3466 * tree-scalar-evolution.c (simple_iv): Likewise.
3467 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3468 (build_range_check): Likewise.
3469 (extract_muldiv_1): Likewise.
3470 (fold_comparison): Likewise.
3471 * tree-vrp.c (vrp_int_const_binop): Likewise.
3472 (extract_range_from_unary_expr): Likewise.
3473 * convert.c (convert_to_integer): Likewise.
3474 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3475 (fold_comparison): Likewise.
3476 (fold_binary): Likewise.
3477 * optabs.c (optab_for_tree_code): Likewise.
3478 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3479 * simplify-rtx.c (simplify_const_relational_operation): Check
3480 flag_strict_overflow and flag_trapv.
3481 (simplify_const_relational_operation): Likewise.
3482 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3483 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3486 2007-01-27 Roger Sayle <roger@eyesopen.com>
3488 * tree.c (tree_fold_gcd): Delete.
3489 * tree.h (tree_fold_gcd): Remove prototype.
3490 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3491 test whether one constant integer is a multiple of another. Instead
3492 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3493 * fold-const.c (multiple_of_p): We've determined both TOP and
3494 BOTTOM are integer constants so we can call int_const_binop directly
3495 instead of the more generic const_binop.
3497 2007-01-27 Roger Sayle <roger@eyesopen.com>
3499 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3500 1*X check that the constant hasn't overflowed, to preserve the
3502 (round_up): Provide an efficient implementation when rouding-up an
3503 INTEGER_CST to a power-of-two.
3505 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3507 * doc/sourcebuild.texi: Add comma for clarity.
3508 * doc/extend.texi: Fix some typos.
3509 * doc/passes.texi: Likewise.
3510 * doc/cppinternals.texi: Likewise.
3511 * doc/c-tree.texi: Likewise.
3512 * doc/tree-ssa.texi: Likewise.
3513 * doc/install.texi: Likewise.
3515 2007-01-27 Jan Hubicka <jh@suse.cz>
3517 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3518 (pass_sra): Do not require alias information.
3519 * passes.c (init_optimization_passes): Add SRA
3521 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3523 * tracer.c (rest_of_handle_tracer): We already cleaned
3524 up the CFG in tracer() so don't do it here again.
3525 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3526 cleanup_cfg here, either. And don't call renumber_insns.
3528 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3529 and BB_HEAD are in the insn stream here. Instead make sure
3530 that BB_INSN is valid on all insns. Also, do check here that
3531 there are no pending branch predictions...
3532 (rtl_verify_flow_info): ...instead of doing it here. Checks
3533 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3536 2007-01-26 Roger Sayle <roger@eyesopen.com>
3538 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3539 function to simplify/factorize operand order canonicalization.
3540 (ix86_fixup_binary_operands): Reorganize using the above function.
3541 (ix86_binary_operator_ok): Likewise.
3543 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3545 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3546 file scope from optimize_attrs.
3547 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3549 (optimize_attrs): Clear insn_code_values after freeing it.
3551 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3553 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3554 a parts.base assignment.
3556 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3558 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3559 (compute_subscript_distance, initialize_data_dependence_relation,
3560 finalize_ddr_dependent, analyze_ziv_subscript,
3561 analyze_siv_subscript_cst_affine,
3562 compute_overlap_steps_for_affine_univar,
3563 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3564 analyze_siv_subscript, analyze_miv_subscript,
3565 analyze_overlapping_iterations, subscript_dependence_tester_1,
3566 compute_self_dependence, free_dependence_relation): Work
3567 with affine_fn instead of chrecs.
3568 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3569 common_affine_function, affine_function_base,
3570 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3571 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3572 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3573 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3574 (all_chrecs_equal_p): Removed.
3575 * tree-data-ref.h (affine_fn, conflict_function): New types.
3576 (struct subscript): Change type of conflicting_iterations_in_a
3577 and conflicting_iterations_in_b.
3579 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3582 * config/pa/pa.h (TARGET_HPUX_11): New.
3583 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3584 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3586 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3587 Richard Guenther <rguenther@suse.de>
3589 * tree-ssa-structalias.c (solve_graph): Handle case
3590 we merged the variable to another.
3592 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3594 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3597 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3598 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3600 2007-01-25 DJ Delorie <dj@redhat.com>
3602 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3603 allow changes to modes which don't fit in those registers.
3605 * reload1.c (choose_reload_regs): Check for invalid subregs before
3606 computing their locations, not after.
3608 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3611 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3612 save Altivec registers in an eh_return function.
3613 (compute_vrsave_mask): Likewise.
3614 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3615 for saving Altivec registers.
3616 (rs6000_emit_prologue): Don't allocate stack twice in
3617 eh_return function. Correct expected value of altivec_save_offset
3618 when using save_world. Describe save of R0 to stack when using
3619 save_world. Describe stack pointer adjustment when using
3620 save_world. Remove duplicated eh_return parameter register saving.
3621 Update sp_offset variable after save_world.
3622 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3624 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3625 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3628 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3630 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3632 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3635 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3636 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3638 2007-01-25 Richard Guenther <rguenther@suse.de>
3640 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3641 * common.opt (-Wcoverage-mismatch): New warning option.
3642 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3643 if -Wcoverage-mismatch is given.
3645 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3647 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3648 (ipcp_driver): Change to static definition.
3649 Add dumping of the ifunctions.
3650 (constant_val_insert): Remove unused parameter. Support for SSA.
3651 (ipcp_propagate_const): Support for SSA.
3652 (ipcp_profile_bb_print): Print only analyzed nodes.
3653 (ipcp_replace_map_create): Remove support for Fortran constant
3655 * ipa-prop.c (ipa_method_modify_stmt,
3656 ipa_callsite_compute_param): Support for SSA.
3657 * ipa-prop.h (ipcp_driver): Remove declaration.
3658 (IS_VALID_TREE_MAP_INDEX): Add define.
3660 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3662 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3664 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3667 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3668 constant argument to cabs and do it without checking for
3669 -funsafe-math-optimizations.
3671 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3673 * c-common.h (RID_FIRST_CXX0X): New.
3674 (RID_LAST_CXX0X): New.
3675 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3677 * c.opt (Wc++0x-compat): New.
3678 * doc/invoke.texi (-Wc++0x-compat): Document.
3680 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3682 * builtins.c (fold_builtin_carg): New.
3683 (fold_builtin_1): Use it.
3685 2007-01-24 Jan Hubicka <jh@suse.cz>
3687 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3689 * ipa-inline.c (initial_insns, max_insns): Delete.
3690 (compute_max_insns): New function.
3691 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3692 of insns as base for code growth.
3693 (cgraph_decide_inlining): Make initial_insns local; do not compute
3695 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3696 * doc/invoke.texi (inline-unit-growth): Update docs.
3698 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3700 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3701 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3702 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3703 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3704 for CPUs that have PTA_CX16 set.
3707 * gimplify.c (omp_check_private): New function.
3708 (gimplify_scan_omp_clauses): Use it for
3709 firstprivate/lastprivate/reduction.
3712 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3713 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3716 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3717 If lower_lastprivate_clauses emits some statements, append them
3718 to dlist rather than body_p and to body_p append an initializer.
3719 (lower_omp_for): Adjust caller.
3721 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3723 * target.h (globalize_decl_name): New.
3724 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3725 * output.h (default_globalize_decl_name): New.
3726 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3728 (globalize_decl): Ditto.
3729 (default_globalize_decl_name): New.
3730 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3731 (ia64_handle_version_id_attribute): New.
3732 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3733 (ia64_asm_output_external): Use globalize_decl_name instead
3735 * doc/extend.texi (version_id): New pragma.
3736 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3738 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3740 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3741 _uleb128_t and _Unwind_SWord with _sleb128_t.
3742 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3743 uw_frame_state_for, uw_update_context_1): Likewise.
3744 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3745 * unwind-pe.h (read_uleb128, read_sleb128,
3746 read_encoded_value_with_base): Likewise.
3747 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3749 2007-01-24 Richard Guenther <rguenther@suse.de>
3751 * builtins.c (expand_builtin_cexpi): Get the fndecl
3752 for cexp in the correct way.
3754 2007-01-24 Jan Hubicka <jh@suse.cz>
3756 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3758 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3760 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3761 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3762 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3763 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3764 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3765 __SIZEOF_PTRDIFF_T__.
3766 * doc/cpp.texi: Documentation for the new builtin macros added.
3768 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3770 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3771 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3772 instead of operands[2] to avoid access past the end of array.
3774 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3776 * reload1.c (emit_reload_insns): Pass the reload register
3777 for a non-spill output reload through forget_old_reloads_1.
3779 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3781 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3782 _SOFT_DOUBLE if doubles use software floating-point.
3783 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3784 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3785 * config/rs6000/darwin-ldouble.c: Also compile functions for
3786 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3787 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3788 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3789 commented-out long double override.
3790 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3791 * config/rs6000/eabispe.h: Likewise.
3792 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3793 long double for non-SPE.
3794 (rs6000_handle_option): Likewise.
3795 (invalid_e500_subreg): Disallow more subregs involding DImode,
3796 DFmode, TImode or TFmode.
3797 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3799 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3801 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3802 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3804 (rs6000_legitimate_address): Also check for TFmode for E500
3806 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3807 (spe_build_register_parallel): Handle TFmode and TCmode.
3808 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3810 (function_arg): Handle TFmode and TCmode for E500 double.
3811 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3813 (print_operand): Handle TFmode and TImode for %y.
3814 (rs6000_generate_compare): Handle TFmode comparisons for E500
3816 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3817 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3818 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3819 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3820 TFmode for E500 double.
3821 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3822 (floatsidf2): Enable for E500 double.
3823 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3824 (extenddftf2): Change to extenddftf2_fprs.
3825 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3826 depending on TARGET_E500_DOUBLE.
3827 (extendsftf2): Enable for E500 double.
3828 (trunctfdf2): Enable for E500 double.
3829 (trunctfsf2): Change to trunctfsf2_fprs.
3830 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3831 depending on TARGET_E500_DOUBLE.
3832 (floatsitf2): Enable for E500 double.
3833 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3834 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3835 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3836 (negtf2): Change to negtf2_internal.
3837 (negtf2): New expander.
3838 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3839 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3840 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3841 (movdi_internal32): Use rs6000_nonimmediate_operand.
3842 (unnamed splitter): Likewise.
3843 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3844 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3845 (SPE64TF, DITI): New mode macros.
3846 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3849 (frob_<mode>_di_2): New.
3850 (frob_tf_di_8_2): New.
3851 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3853 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3855 (frob_ti_<mode>_8_2): New.
3856 (frob_ti_tf_2): New.
3857 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3858 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3860 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3861 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3862 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3863 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3864 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3865 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3868 2007-01-23 Ian Lance Taylor <iant@google.com>
3870 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3872 (OBJS-archive): Reformat, alphabetize.
3873 (OBJS): Change out_object_file to OBJS-md.
3875 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3877 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3878 JUMP_P and CALL_P predicates where applicable.
3879 * config/i386/i386.c: Ditto.
3880 * config/i386/i386.md: Ditto.
3881 * config/i386/mmx.md: Ditto.
3882 * config/i386/predicates.md: Ditto.
3884 2007-01-22 Andreas Schwab <schwab@suse.de>
3886 * config/m68k/m68k.h: Fix comment.
3888 2007-01-22 Jan Hubicka <jh@suse.cz>
3890 * passes.c (init_optimization_passes): Do not rerun
3891 pass_early_warn_uninitialized.
3893 2007-01-22 Richard Guenther <rguenther@suse.de>
3895 PR tree-optimization/30038
3896 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3898 (execute_cse_sincos_1): Likewise.
3899 (execute_cse_sincos): Likewise.
3900 (gate_cse_sincos): Likewise.
3901 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3902 the cexpi() canonicalization of sincos().
3903 * tree-pass.h (pass_cse_sincos): Declare.
3904 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3906 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3908 PR rtl-optimization/29329
3909 * combine.c (replaced_rhs_insn): Rename to i2mod.
3910 (replaced_rhs_value): Rename to i2mod_new_rhs.
3911 (i2mod_old_rhs): New global variable.
3912 (combine_instructions): Adjust for above change. Save a copy of
3913 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3914 note are substituted in the second instruction.
3915 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3916 ditch the note if it pertains to the second eliminated register
3917 and this register is mentioned in i2mod_old_rhs.
3920 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3922 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3923 the insn to which the note was originally attached.
3925 2007-01-21 Jan Hubicka <jh@suse.cz>
3927 * ipa-inline.c (inlining_mode): Comment, move up.
3928 (cgraph_decide_inlining_incrementally): Do not perform inlining
3929 itself; fix handling of flattening of self recursive functions.
3930 (cgraph_find_cycles): Remove.
3931 (cgraph_flatten_node): Remove.
3932 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3933 (try_inline): New function.
3934 (cgraph_early_inlining): Update call of
3935 cgraph_decide_inlining_incrementally. Apply inlining here.
3936 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3938 2007-01-21 Dirk Mueller <dmueller@suse.de>
3941 * tree-vrp.c (check_array_bounds): do not warn
3942 about ADDR_EXPR's of ARRAY_REF's which are immediately
3943 used in binary expressions.
3945 2007-01-21 Ira Rosen <irar@il.ibm.com>
3947 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3948 read_write_dep and macros for its access.
3949 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3950 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3951 argument, call vect_check_interleaving for every independent pair of
3952 data-refs. Mark loads that access the same memory location as a store
3954 (vect_check_dependences): Remove.
3955 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3956 call, fix the call to vect_analyze_data_ref_dependence.
3957 (vect_analyze_data_ref_access): For statements that access the same
3958 data-ref, check that they are not stores; for loads, check that there
3959 is no store that access the same location.
3961 2007-01-20 Roger Sayle <roger@eyesopen.com>
3962 Joseph Myers <joseph@codesourcery.com>
3964 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3965 (-fdump-rtl-stack): Likewise.
3966 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3967 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3968 (-mpt-fixed): Use @minus{} for minus sign.
3969 (Using Precompiled Headers): Fix under/overfull hbox.
3971 2007-01-20 Jan Hubicka <jh@suse.cz>
3973 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3974 place within annotation.
3976 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3978 * pa.c (output_move_double): Change array size of xoperands to 4.
3980 2007-01-20 Jan Hubicka <jh@suse.cz>
3982 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3985 2007-01-19 Ian Lance Taylor <iant@google.com>
3987 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3988 constant to unsigned HOST_WIDE_INT before negating.
3990 2007-01-19 Ian Lance Taylor <iant@google.com>
3992 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3994 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3995 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3996 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3997 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3998 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3999 (realloc_vdef, realloc_vuse): Change second parameter to
4001 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
4003 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
4004 unsigned. Change x and lim locals to unsigned.
4005 (realloc_vdef, realloc_vuse): Change num_elem parameter to
4007 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
4008 (copy_virtual_operands): Change i and n locals to unsigned.
4010 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4013 * builtins.c (fold_builtin_1): Handle builtin fdim.
4015 2007-01-20 Jan Hubicka <jh@suse.cz>
4017 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
4018 * tree-ssa-structalias.c (compute_points_to_sets): Do call
4019 init_alias_heapvars.
4020 (init_alias_heapvars): Initialize only when not already initialized.
4021 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4023 2007-01-19 Roger Sayle <roger@eyesopen.com>
4025 * common.opt (fsigned-zeros): New command line option.
4026 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4027 of flag_unsafe_math_optimizations.
4028 * opts.c (set_fast_math_flags): The -ffast-math command line option
4029 implies -fno-signed-zeros.
4030 (fast_math_flags_set_p): Likewise.
4032 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4033 the documentation of -ffast-math appropriately. Wrap long lines.
4035 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4037 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4038 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4040 2007-01-19 Tomas Bily <tbily@suse.cz>
4042 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4044 (tree_init_ic_make_global_vars): New function
4045 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4046 (tree_gen_ic_profiler): New function
4047 (tree_gen_ic_func_profiler): New function
4048 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4049 (tree_profile_hooks): Added hook for indirec/virtual calls
4050 * value-prof.c (tree_find_values_to_profile): New case for
4052 (tree_values_to_profile): Call for determining indirect/virtual
4054 (tree_indirect_call_to_profile): New function
4055 (tree_ic_transform): New function
4056 (tree_ic): New function
4057 (find_func_by_pid): New function
4058 (init_pid_map): New function
4059 (tree_value_profile_transformations): Added check for
4060 indirect/virtual call transformation
4061 * value-prof.h (enum hist_type): New counter type for
4062 indirect/virtual calls
4063 (profile_hooks): Added new hook for profiling indirect/virtual
4065 * profile.c (instrument_values): New case for indirect/virtual
4067 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4068 (GCOV_COUNTER_V_INDIR): New counter type
4069 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4070 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4072 * cgraph.c: Definition of cgraph_max_pid
4073 (cgraph_create_node): Default init of pid attribute
4074 * cgraph.h: Declaration of cgraph_max_pid
4075 (struct cgraph_node): Added pid attribute
4076 * libgcov.c (__gcov_indirect_call_profiler): New function
4077 (__gcov_one_value_profiler_body): New function
4078 (__gcov_one_value_profiler): Body was moved to
4079 __gcov_one_value_profiler_body and calls it
4081 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4083 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4084 * gengtype.c (write_types_data, write_func_for_structure,
4085 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4086 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4087 (walk_type, write_func_for_structure): Generate the mark_hook if
4090 2007-01-19 Jan Hubicka <jh@suse.cz>
4092 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4093 'early' argument take inlining mode argument specifying whether to
4094 inline for size/speeed or all functions; add support for flattening;
4096 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4098 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4101 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4102 the name of the declared identifier.
4104 2007-01-19 Dirk Mueller <dmueller@suse.de>
4106 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4107 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4108 duplicate evaluation.
4110 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4112 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4113 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4114 to XFMode, use acosxf2 and truncate result to requested mode.
4115 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4116 (asin<mode>2): Similarly, with asin expanders.
4117 (*fscalexf4_i387): Rename from *fscalexf4.
4118 (expNcorexf3): New expander.
4119 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4120 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4121 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4122 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4123 patterns for SSE math.
4124 (exp10<mode>2): Similarly, with exp10 expanders.
4125 (exp2<mode>2): Similarly, with exp2 expanders.
4126 (expm1<mode>2): Similarly, with expm1 expanders.
4127 (ldexp<mode>3): Similarly, with ldexp expanders.
4128 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4129 Use gen_truncxf<mode>2_i387_noop to truncate result.
4131 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4133 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4134 for ColdFire targets.
4136 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4137 Richard Sandiford <richard@codesourcery.com>
4139 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4140 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4141 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4142 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4143 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4144 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4146 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4148 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4149 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4150 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4151 (*adddi_dilshr32_cf): New pattern.
4152 (adddi3, subdi3): Remove first alternatives.
4154 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4156 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4157 implemented using move.l, do not use its cc result for floating-point
4160 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4162 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4163 from accepting 's' constraints if flag_pic.
4165 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4167 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4168 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4169 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4170 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4172 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4174 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4175 ColdFire alternatives.
4176 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4177 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4178 architectures that support ff1 instruction.
4180 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4181 Julian Brown <julian@codesourcery.com>
4183 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4184 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4185 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4188 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4190 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4192 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4193 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4194 HOST_WIDE_INT instead of an rtx.
4195 (m68k_rtx_costs): Update call accordingly.
4196 (output_move_const_into_data_reg): Likewise. Fix formatting.
4197 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4199 (output_move_simode_const): Update calls after above changes.
4200 Rework to use automatic variables and predicates like MEM_P.
4201 * config/m68k/m68k.md (pushexthisi_const): Update call to
4204 2007-01-19 Dirk Mueller <dmueller@suse.de>
4206 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4209 2007-01-19 Richard Guenther <rguenther@suse.de>
4211 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4212 via cexp in case sincos is not available.
4214 2007-01-19 Richard Guenther <rguenther@suse.de>
4216 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4217 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4218 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4219 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4220 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4221 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4222 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4223 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4225 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4227 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4229 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4230 (atan2xf3): Directly generate RTL pattern.
4231 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4232 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4233 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4234 disable patterns for SSE math.
4235 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4236 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4237 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4238 disable patterns for SSE math.
4240 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4242 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4244 2007-01-18 Roger Sayle <roger@eyesopen.com>
4246 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4247 VIEW_CONVERT_EXPR to the same type as it's operand.
4249 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4251 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4252 configured for long double 128.
4254 2007-01-18 Mike Stump <mrs@apple.com>
4256 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4259 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4261 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4264 2007-01-18 Jan Hubicka <jh@suse.cz>
4266 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4267 greater than NUM_VOP_FREE_BUCKETS.
4269 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4271 * tree-ssa-structalias.c: Update comments.
4272 (ptabitmap_obstack): Removed.
4274 (oldpta_obstack): Ditto.
4275 (stats): Add a few members.
4276 (struct variable_info): Remove node, complex, address_taken, and
4277 indirect_target members. Add oldsolution member.
4278 (new_var_info): Do not initialize removed members.
4279 (constraint_expr_type): Remove INCLUDES.
4280 (constraint_graph): Add size, implicit_preds, rep,
4281 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4282 (FIRST_REF_NODE): New macro.
4283 (LAST_REF_NODE): Ditto.
4284 (FIRST_ADDR_NODE): Ditto.
4285 (find): New function.
4287 (dump_constraint): Do not handle INCLUDES.
4288 (insert_into_complex): Do not insert duplicate constraints.
4289 (condense_varmap_nodes): Renamed and rewritten into ...
4290 (merge_node_constraints): This. Also fix bug in handling of
4291 offseted copy constraints.
4292 (clear_edges_for_node): No longer need to deal with preds at all,
4293 or removing associated preds/succs.
4294 (merge_graph_nodes): Deal with indirect_cycles.
4295 Don't deal with predecessors.
4296 (add_implicit_graph_edge): New function.
4297 (add_pred_graph_edge): Ditto.
4298 (add_graph_edge): Don't deal with predecessors.
4299 (build_constraint_graph): Removed.
4300 (build_pred_graph): New function.
4301 (build_succ_graph): Ditto.
4302 (struct scc_info): Removed in_component. Added roots, dfs, and
4303 node_mapping. Remove visited_index, unification_queue.
4304 (scc_visit): Deal with union-find we do now.
4305 Deal with cycles with REF nodes.
4306 (collapse_nodes): Renamed and rewritten to ...
4307 (unify_nodes): This.
4308 (process_unification_queue): Removed.
4309 (topo_visit): Cleanup
4310 (do_da_constraint): Use find.
4311 (do_sd_constraint): Ditto.
4312 (do_ds_constraint): Ditto.
4313 (do_complex_constraint): Ditto.
4314 (init_scc_info): Update for removed and added members.
4315 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4316 (find_indirect_cycles): This.
4317 (equivalence_class): New variable.
4318 (label_visit): New function.
4319 (perform_variable_substitution): Rewritten.
4320 (free_var_substitution_info): New function.
4321 (find_equivalent_node): Ditto.
4322 (move_complex_constraints): Ditto.
4323 (eliminate_indirect_cycles): Ditto.
4324 (solve_graph): Only propagate changed bits.
4325 Use indirect cycle elimination.
4327 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4328 (tree_id_eq): Renamed to ...
4329 (tree_vi_eq): This. Update for member change
4330 (insert_id_for_tree): Renamed and rewritten to ...
4331 (insert_vi_for_tree): This.
4332 (lookup_id_for_tree): Renamed and rewritten to ...
4333 (lookup_vi_for_tree): This.
4334 (get_id_for_tree): Renamed and rewritten to ...
4335 (get_vi_for_tree): Ditto.
4336 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4337 (process_constraint): Don't handle INCLUDES.
4338 Remove special ADDRESSOF case.
4339 (find_func_aliases): Rewrite to use vi functions instead of id
4341 (create_function_info_for): Ditto.
4342 (create_variable_info_for): Ditto.
4343 (intra_create_variable_infos): Ditto.
4344 (merge_smts_into): Ditto.
4345 (find_what_p_points_to): Ditto.
4346 (init_base_vars): Ditto.
4347 (init_alias_vars): Ditto.
4348 (remove_preds_and_fake_succs): New function.
4349 (dump_sa_points_to_info): Dump new stats.
4350 (dump_solution_for_var): Use find.
4351 (set_used_smts): Fix formatting.
4352 (compute_points_to_sets): Updated for new functions.
4353 (ipa_pta_execute): Ditto.
4355 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4356 Richard Sandiford <richard@codesourcery.com>
4358 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4360 * calls.c (expand_call): If the return value is a PARALLEL,
4361 extract its first member.
4362 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4363 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4364 use FUNCTION_EXTRA_EPILOGUE.
4365 (m68k_function_value): Return a PARALLEL if the return value
4366 is of a pointer type.
4367 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4368 (FUNCTION_EXTRA_EPILOGUE): Remove.
4369 * config/m68k/m68k.md (D0_REG): New constant.
4371 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4373 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4374 output a NOP for empty epilogues.
4376 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4378 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4379 before function. Extend register save check to include all
4380 registers, not just integer ones.
4382 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4384 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4385 (m68k_use_return_insn): ...this.
4386 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4387 * config/m68k/m68k.c (use_return_insn): Rename to...
4388 (m68k_use_return_insn): ...this.
4389 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4392 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4394 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4395 nearest even, fix denormal rounding overflow.
4397 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4399 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4400 f%$smove and f%$move.
4401 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4402 (extendsfdf2_cf): Use fdmove instead of f%&move.
4403 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4404 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4406 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4408 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4411 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4413 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4414 (coldfire_single_format): Declare.
4415 (coldfire_double_format): Likewise.
4416 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4417 of qnan_msb_set to determine the lower bits of a canonical
4419 (encode_ieee_double): Likewise.
4420 (encode_ieee_quad): Likewise.
4421 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4422 (mips_single_format): Likewise.
4423 (ieee_double_format): Likewise.
4424 (mips_double_format): Likewise.
4425 (ieee_extended_motorola_format): Likewise.
4426 (ieee_extended_intel_96_format): Likewise.
4427 (ieee_extended_intel_128_format): Likewise.
4428 (ieee_extended_intel_96_round_53_format): Likewise.
4429 (ibm_extended_format): Likewise.
4430 (mips_extended_format): Likewise.
4431 (ieee_quad_format): Likewise.
4432 (mips_quad_format): Likewise.
4433 (vax_f_format): Likewise.
4434 (vax_d_format): Likewise.
4435 (vax_g_format): Likewise.
4436 (i370_single_format): Likewise.
4437 (i370_double_format): Likewise.
4438 (decimal_single_format): Likewise.
4439 (decimal_double_format): Likewise.
4440 (decimal_quad_format): Likewise.
4441 (c4x_single_format): Likewise.
4442 (c4x_extended_format): Likewise.
4443 (real_internal_format): Likewise.
4444 (coldfire_single_format): New real_format.
4445 (coldfire_double_format): Likewise.
4446 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4447 canonical_nan_lsbs_set.
4448 (pdp11_d_format): Likewise.
4449 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4450 if TARGET_COLDFIRE_CPU.
4452 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4454 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4455 (output_call, m68k_legitimize_call_address): Declare.
4456 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4457 parenthesees. Add support for a 'W' constraint.
4458 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4459 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4460 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4461 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4463 (override_options): Initialize them. Do not set flag_no_function_cse
4464 for TARGET_ID_SHARED_LIBRARY.
4465 (m68k_output_pic_call): Delete.
4466 (m68k_legitimize_call_address): New function.
4467 (print_operand): Remove the %o prefix. Handle the %p prefix.
4468 (output_call): New function.
4469 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4470 target address from the GOT if symbolic jumps are not allowed.
4471 * config/m68k/m68k.md (call, general_operand): Do not set
4472 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4473 Merge separate flag_pic and !flag_pic define_insns into...
4474 (*call, *call_value): ...these new patterns. Match the address
4475 rather than the containing MEM and require it to be a call_operand.
4476 Use output_call to generate the asm template.
4477 * config/m68k/predicates.md (const_call_operand): New predicate.
4478 (call_operand): Likewise.
4480 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4482 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4483 (STACK_GROWS_DOWNWARD): Define to 1.
4484 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4485 comments, emphasizing that these values are only defaults.
4486 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4487 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4489 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4491 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4493 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4494 Richard Sandiford <richard@codesourcery.com>
4496 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4497 (FP_REGNO_P): New macros.
4498 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4499 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4500 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4501 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4503 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4505 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4506 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4508 * config/m68k/t-floatlib: New file, extracting common code from...
4509 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4510 * config/m68k/t-uclinux: Here.
4511 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4512 routines on ColdFire targets.
4514 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4516 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4517 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4518 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4519 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4520 explicitly set MOTOROLA to 1.
4521 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4523 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4524 Nathan Sidwell <nathan@codesourcery.com>
4526 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4527 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4528 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4529 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4530 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4531 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4532 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4533 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4534 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4535 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4536 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4537 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4538 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4539 (DBX_REGISTER_NUMBER): Delete.
4540 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4541 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4542 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4544 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4546 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4547 * config/flat.h: New file.
4548 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4550 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4551 indirect references for -msep-data or -mid-shared-library.
4552 Do not use PC-relative code addresses either.
4553 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4555 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4556 for shared libraries and crt1.o for executables. Use crti.o and
4558 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4559 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4560 Do not add -elf2flt or -shared-lib-id options here.
4561 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4562 Pass -shared-lib-id if -mid-shared-library, taking the library
4563 identifier from -mshared-library-id if given, otherwise
4565 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4566 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4567 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4568 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4569 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4570 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4572 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4573 jump sequence for ISA A and ISA A+.
4574 (PICJUMP): Likewise.
4576 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4578 * config.gcc (m68k-*-uclinux*): Base the port on the common
4579 and m68k GNU/Linux files rather than on the generic ELF ones.
4580 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4581 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4583 2007-01-18 Julian Brown <julian@codesourcery.com>
4584 Richard Sandiford <richard@codesourcery.com>
4586 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4587 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4588 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4590 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4592 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4594 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4596 * doc/install.texi: Document m68k-uclinuxoldabi.
4597 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4598 * config/m68k/uclinux-oldabi.h: New file, copied from
4599 config/m68k/uclinux.h.
4601 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4603 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4604 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4605 (m32r_compute_frame_size): Use unsigned for regno.
4606 (m32r_reload_lr): Use gen_frame_mem.
4608 (m32r_output_function_epilogue): Don't output the function epilogue
4610 (m32r_expand_epilogue): New.
4611 (direct_return): Return false if the function has the interrupt
4613 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4614 * config/m32r/m32r.md (epilogue): New expander.
4615 (return_lr, return_rte): New insns.
4616 (return): Make it expander.
4617 (return_normal): New expander.
4619 2007-01-18 Josh Conner <jconner@apple.com>
4622 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4623 support for UNLE, UNLT, UNGE, and UNGT.
4625 2007-01-18 Jan Hubicka <jh@suse.cz>
4627 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4628 * tree-tailcall (add_virtual_phis): Likewise.
4629 (optimize_tail_call): Return TODOs.
4630 (execute_tail_calls): Return TODOs.
4631 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4632 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4634 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4635 Cleanup cfg using TODO.
4636 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4637 * passes.c (execute_function_todo): When cleanup did something, remove
4639 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4640 (make_edges): Don't cleanup_cfg.
4642 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4644 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4645 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4646 operate on the top of stack.
4647 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4648 register handling of instructions that output to the second
4650 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4651 (move_for_stack_reg): Special-case check for dead destination
4652 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4654 * config/i386/i386.md (UNSPEC_TAN): New constant.
4655 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4656 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4657 to correctly model move of constant 1.0 to top stack slot.
4658 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4659 (unnamed peephole2 pattern): Remove corresponding peephole2
4660 pattern that optimizes tan insn and loading of constant 1.0.
4661 (tanxf2): Use fptanxf4_i387.
4662 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4663 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4664 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4665 disable patterns for SSE math.
4666 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4667 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4669 2007-01-18 Dirk Mueller <dmueller@suse.de>
4670 Richard Guenther <rguenther@suse.de>
4673 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4674 * common.opt (Warray-bounds): Add new warning option.
4675 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4677 * Makefile.in: make tree-vrp.o depend on toplev.h
4678 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4680 (check_array_refs, check_array_bounds, check_array_ref): New.
4682 2007-01-18 Jan Hubicka <jh@suse.cz>
4684 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4685 (execute_ssa_ccp): Return flags conditionally.
4686 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4688 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4690 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4692 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4693 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4695 * Makefile.c (GTFILES): Add cfglayout.h.
4696 * gengtype.c (open_base_files): Likewise.
4697 * cfglayout.c (cfg_layout_function_footer,
4698 cfg_layout_function_header) Reindent to make gengtype happy.
4699 * cfglayout.h (cfg_layout_function_footer,
4700 cfg_layout_function_header): Add GTY(()) marker.
4702 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4704 2007-01-18 Ben Elliston <bje@au.ibm.com>
4706 * genautomata.c (write_automata): Include xstrerror output in the
4707 error message if writing the DFA description file fails.
4709 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4711 * config/mips/mips-protos.h (mips_output_external): Make it
4713 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4714 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4715 (extern_list): Likewise.
4716 (extern_head): Likewise.
4717 (TARGET_ASM_FILE_END): Likewise.
4718 (mips_file_end): Likewise.
4719 (mips_output_external): Rewritten.
4721 2007-01-18 Ben Elliston <bje@au.ibm.com>
4723 * genpreds.c (write_insn_preds_c): Only write out the function
4724 body for regclass_for_constraint if we have register constraints.
4726 2007-01-17 Tom Tromey <tromey@redhat.com>
4728 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4729 * doc/install.texi (Testing): Use sourceware.org.
4730 (Binaries): Likewise.
4731 (Specific): Likewise.
4732 * doc/contrib.texi (Contributors): Use sourceware.org.
4734 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4736 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4737 (AVR_ENHANCED): Rename to ...
4738 (AVR_HAVE_MUL): ... new.
4739 (avr_enhanced_p): Rename to ...
4740 (avr_have_mul_p): ... new.
4741 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4742 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4743 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4744 (avr_have_mul_p): ... new.
4745 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4746 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4747 'avr_enhanced_p' and 'enhanced'.
4748 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4749 AVR_HAVE_MUL instead of AVR_ENHANCED.
4750 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4751 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4752 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4753 instead of AVR_ENHANCED.
4754 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4755 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4756 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4758 2007-01-17 Ian Lance Taylor <iant@google.com>
4760 * vec.h (VEC_reserve_exact): Define.
4761 (vec_gc_p_reserve_exact): Declare.
4762 (vec_gc_o_reserve_exact): Declare.
4763 (vec_heap_p_reserve_exact): Declare.
4764 (vec_heap_o_reserve_exact): Declare.
4765 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4767 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4769 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4770 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4771 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4772 * vec.c (calculate_allocation): Add exact parameter. Change all
4774 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4775 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4776 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4777 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4778 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4779 (vec_heap_p_reserve_exact): New function.
4780 (vec_heap_o_reserve_exact): New function.
4782 2007-01-17 Jan Hubicka <jh@suse.cz>
4784 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4786 2007-01-17 Eric Christopher <echristo@apple.com>
4788 * config.gcc: Support core2 processor.
4790 2007-01-16 Jan Hubicka <jh@suse.cz>
4792 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4793 the names, just unlink the chain so we don't crash on dangling pointers
4796 2007-01-16 Jan Hubicka <jh@suse.cz>
4798 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4799 * tree-pass.h: Reorder to make IPA passes appear toegher.
4800 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4801 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4802 parameters, do not call early inliner.
4803 * ipa-inline.c: Update comments. Include tree-flow.h
4804 (cgraph_decide_inlining): Do not compute inlining parameters.
4805 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4806 be called with function context set up.
4807 (pass_ipa_inline): Remove unreachable functions before pass.
4808 (cgraph_early_inlining): Simplify assuming to be called from the
4810 (pass_early_inline): New pass.
4811 (cgraph_gate_ipa_early_inlining): New gate.
4812 (pass_ipa_early_inline): Turn into simple wrapper.
4813 (compute_inline_parameters): New function.
4814 (gate_inline_passes): New gate.
4815 (pass_inline_parameters): New pass.
4816 (apply_inline): Move here from tree-optimize.c
4817 (pass_apply_inline): New pass.
4818 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4820 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4822 (tree_function_versioning): Do not allocate dummy struct function.
4823 * tree-inline.h (optimize_inline_calls): Update prototype.
4824 * tree-optimize.c (execute_fixup_cfg): Export.
4825 (pass_fixup_cfg): Remove
4826 (tree_rest_of_compilation): Do not apply inlines.
4827 * tree-flow.h (execute_fixup_cfg): Declare.
4828 * Makefile.in (gt-passes.c): New.
4829 * passes.c: Include gt-passes.h
4830 (init_optimization_passes): New passes.
4831 (nnodes, order): New static vars.
4832 (do_per_function_toporder): New function.
4833 (execute_one_pass): Dump current pass here.
4834 (execute_ipa_pass_list): Don't dump current pass here.
4836 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4838 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4839 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4841 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4843 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4844 (strong_alias): Define.
4845 (__gcc_qmul): Provide non-FMA for soft-float.
4851 (__gcc_qunord): New.
4861 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4862 soft-float functions.
4863 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4864 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4865 about long double soft float.
4867 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4868 Tehila Meyzels <tehila@il.ibm.com>
4870 * tree-vectorizer.h (is_pattern_stmt_p): New.
4871 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4872 formatting (tabs instead of spaces). Cleanup and clarify setting
4873 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4874 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4875 (vectorizable_type_demotion): Check that types are integral.
4876 (vectorizable_type_promotion): Likewise.
4877 (vectorizable_store): Fix typo. Eliminate new-line at end of
4880 2007-01-16 Jan Hubicka <jh@suse.cz>
4882 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4885 2007-01-15 Eric Christopher <echristo@apple.com>
4887 * ifcvt.c: Include vec.h, vecprim.h.
4888 (check_cond_move_block): New argument regs.
4889 Reorganize. Add registers used to regs.
4890 (cond_move_process_if_block): Use regs set above as
4893 2007-01-15 Eric Christopher <echristo@apple.com>
4895 * config/darwin.h: Update copyright.
4896 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4897 (LINK_COMMAND_SPEC): Add -u.
4898 (LINK_SPEC): Fix umbrella for above.
4900 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4902 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4905 2007-01-15 Tom Tromey <tromey@redhat.com>
4907 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4908 * doc/install.texi (Testing): Don't mention jacks.
4909 (Configuration): Document --enable-java-maintainer-mode. Move
4910 --with-java-home to libgcj-specific section. Document
4912 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4914 2007-01-15 Jan Hubicka <jh@suse.cz>
4916 * tree-ssa-dce.c (DCE_TODOs): New.
4917 (propagate_necessity): Return if something changed.
4918 (eliminate_unnecessary_stmts): Likewise.
4919 (perform_tree_ssa_dce): Return TODO flags when needed.
4920 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4922 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4924 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4925 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4926 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4927 patterns using X87MODEF12 mode macro. Extend operand 1
4928 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4929 (log10<mode>2): Ditto.
4930 (log2<mode>2): Ditto.
4931 (log1p<mode>2): Ditto.
4932 (logb<mode>2): Ditto.
4933 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4934 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4935 (*fxtractxf3_i387): Rename from *fxtractxf3.
4936 (fxtract_extend<mode>xf3_i387): New insn pattern.
4937 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4938 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4939 and gen_fyl2xxf3_i387().
4941 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4943 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4944 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4945 get_loop_exit_edges. Changed return type to bool.
4946 * cfgloop.h (fix_loop_placement): Declaration removed.
4948 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4950 * param.h (MIN_VECT_LOOP_BOUND): New.
4951 * params.def (MIN_VECT_LOOP_BOUND): New.
4952 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4953 argument - minimum threshold for number of iterations.
4954 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4955 argument to declaration.
4956 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4957 MIN_VECT_LOOP_BOUND.
4958 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4959 slpeel_tree_peel_loop_to_edge with additional argument.
4960 (vect_do_peeling_for_alignment): Likewise.
4961 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4963 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4966 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4969 2007-01-14 Jan Hubicka <jh@suse.cz>
4971 * tree-dfa.c (remove_referenced_var): New function.
4972 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4973 prune referenced vars list too.
4974 * tree-flow.h (remove_referenced_var): Declare.
4976 2007-01-14 Jan Hubicka <jh@suse.cz>
4978 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4980 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4981 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4982 * except.h (verify_eh_throw_table_statements): Kill prototype.
4983 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4984 into call exrepssions.
4985 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4987 * tree-cfg.c: Include pointer-set.h.
4988 (verify_node_sharing): Work on pointer set.
4989 (verify_eh_throw_stmt_node): New.
4990 (verify_stmts): Use pointers sets, verify throw_stmt.
4992 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4994 * ipa-reference.c (analyze_function): Consider also addresses taken
4997 2007-01-12 Roger Sayle <roger@eyesopen.com>
4999 * c-typeck.c (null_pointer_constant_p): Replace use of
5000 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5001 (build_c_cast): Likewise.
5003 2007-01-12 Roger Sayle <roger@eyesopen.com>
5005 * tree.h (force_fit_type_double): Remove unused final argument.
5006 * c-common.c (constant_expression_warning): Replace use of
5007 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5008 (convert_and_check): Likewise.
5009 (shorten_compare): Update call to force_fit_type_double.
5010 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
5011 * convert.c (convert_to_pointer): Update call to
5012 force_fit_type_double.
5013 * fold-const.c (force_fit_type_double): Remove overflowed_const
5015 (int_const_binop, fold_convert_const_int_from_int,
5016 fold_convert_const_int_from_real, fold_div_compare,
5017 fold_sign_changed_comparison, fold_unary, fold_negate_const,
5018 fold_abs_const, fold_not_const): Remove the final argument from
5019 calls to force_fit_type_double.
5021 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5023 * configure.ac: Set insn to "nop" for spu-*-* also.
5024 * configure: Regenerate.
5026 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5028 * builtins.def : Add BUILT_IN_FREE.
5030 2007-01-12 Jan Hubicka <jh@suse.cz>
5032 PR tree-optimization/30443
5033 * tree-inline.c (tree_function_versioning): Do not optimize when
5034 cloning for inlining.
5036 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5038 * doc/loop.texi: Document recording of loop exits.
5039 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5040 (update_single_exits_after_duplication,
5041 update_single_exit_for_duplicated_loop,
5042 update_single_exit_for_duplicated_loops): Removed.
5043 (duplicate_loop_to_header_edge): Do not call
5044 update_single_exits_after_duplication and
5045 update_single_exit_for_duplicated_loops.
5046 (loop_version): Do not update single_exit information.
5047 (fix_loop_structure): Use record_loop_exits instead of
5048 mark_single_exit_loops.
5049 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5050 the lists of loop exits.
5051 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5052 split_edge, merge_blocks): Update the lists of loop exits.
5053 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5054 loop_optimizer_init.
5055 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5056 of mark_single_exit_loops.
5057 (loop_optimizer_finalize): Call release_recorded_exits.
5058 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5059 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5060 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5061 update single exit information.
5062 * lambda-code.c (perfect_nestify): Ditto.
5063 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5064 (mark_single_exit_loops): Removed.
5065 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5066 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5067 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5069 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5070 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5071 (verify_loop_structure): Verify consistency of the exit lists.
5072 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5073 (set_single_exit): Removed.
5074 * cfgloop.h (struct loop_exit): New function.
5075 (struct loop): single_exit_ field replaced by exits field.
5076 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5077 (struct loops): Added exits hash.
5078 (mark_single_exit_loops, set_single_exit): Declaration removed.
5079 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5081 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5083 * doc/invoke.texi: Avoid use of @headitem.
5085 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5087 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5089 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5091 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5094 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5095 Richard Sandiford <richard@codesourcery.com>
5097 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5098 * config/m68k/m68k.opt: Resort options.
5099 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5101 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5102 Richard Sandiford <richard@codesourcery.com>
5104 * doc/invoke.texi: Document the macros that are defined by
5105 m68k's -mtune and -mhard-float options.
5106 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5107 (m68k_cpp_cpu_family): Likewise.
5108 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5109 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5110 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5111 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5112 (m68k_cpp_cpu_family): Likewise.
5114 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5116 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5117 macros besides mc68000 as tuning macros. Use a switch statement
5118 to set them and mcpu32.
5120 2007-01-12 Julian Brown <julian@codesourcery.com>
5122 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5123 (TARGET_68040_ONLY): Rename to...
5124 (TARGET_68040): ...this.
5125 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5126 * config/m68k/m68k.md: Likewise.
5128 2007-01-12 Julian Brown <julian@codesourcery.com>
5129 Nathan Sidwell <nathan@codesourcery.com>
5130 Richard Sandiford <richard@codesourcery.com>
5132 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5133 the -mcpu= argument associated with the --with-cpu setting.
5134 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5135 if different from the one implied by the -mcpu setting.
5136 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5137 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5138 * doc/invoke.texi: Mention ColdFire in the introduction to the
5139 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5140 -mno-div and -mhard-float options. Make -m68881 a synonym for
5141 -mhard-float. Document the previously-undocumented -m5206e,
5142 -m528x, -m5307 and -m5407 options. Tweak the existing option
5143 documentation for consistency.
5144 * doc/install.texi: Mention new --with-cpu arguments.
5145 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5146 default CPU if neither -mcpu nor -march are specified.
5147 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5148 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5149 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5150 using m68k_tune to decide between families that implement the
5151 same ISA. Use m68k_tune to set __mcfv4e__.
5152 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5153 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5154 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5155 (FL_ISA_C, FL_ISA_MMU): New macros.
5156 (MASK_COLDFIRE): Delete.
5157 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5158 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5159 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5160 (TARGET_HARD_FLOAT): Do not define here.
5161 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5162 (TUNE_68000): New macro.
5163 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5164 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5165 (TUNE_CFV2): Redefine in terms of m68k_tune.
5166 (uarch_type, target_device, fpu_type): New enums.
5167 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5168 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5169 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5170 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5171 (FL_FOR_isa_c): New macros.
5172 (m68k_isa): New enum.
5173 (m68k_target_selection): New structure.
5174 (all_devices, all_isas, all_microarchs): New tables.
5175 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5176 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5177 (MASK_ALL_CPU_BITS): Delete.
5178 (m68k_find_selection): New function.
5179 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5180 Map the legacy target options to a combination of the new ones.
5181 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5182 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5183 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5185 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5186 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5188 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5189 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5190 * config/m68k/m68k-devices.def: New file.
5192 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5193 Nathan Sidwell <nathan@codesourcery.com>
5195 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5196 (SUBTARGET_EXTRA_SPECS): New macros.
5197 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5198 use %(asm_cpu_spec) instead.
5199 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5200 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5201 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5202 (EXTRA_SPECS): Rename to...
5203 (SUBTARGET_EXTRA_SPECS): ...this.
5205 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5206 Richard Sandiford <richard@codesourcery.com>
5207 Julian Brown <julian@codesourcery.com>
5209 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5210 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5211 to the configuration's default CPU.
5212 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5213 Remove default masks.
5214 (m680[012]0-*-*): Set the default with_cpu to the first part of
5216 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5217 (m68k*-*-linux): Extend the --with-cpu handling to...
5218 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5219 and m68010. Don't set target_cpu_default2.
5220 * doc/install.texi: Document --with-cpu for m68k.
5221 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5222 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5223 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5224 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5225 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5226 (ASM_SPEC): Remove use of %(asm_cpu_default).
5227 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5228 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5229 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5230 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5231 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5232 (TARGET_DEFAULT): Delete.
5233 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5234 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5235 (CPP_CPU_SPEC): Delete.
5236 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5237 the appropriate string.
5238 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5239 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5240 (ASM_SPEC): Don't use %(asm_default_spec).
5241 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5242 TARGET_DEFAULT and add MASK_68881.
5243 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5245 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5247 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5248 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5249 MASK_68010 alongside MASK_68020.
5250 * doc/invoke.texi: Document -m68010.
5251 * config/m68k/m68k.opt (m68010): New.
5252 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5254 (TUNE_68010): New macro.
5255 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5256 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5257 (M68K_CPU_m68332): Add MASK_68010.
5258 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5259 fallback definition.
5260 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5262 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5263 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5264 to all entries that use MASK_68020.
5265 (output_move_simode_const, output_move_himode, output_move_qimode)
5266 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5267 instead of TARGET_68020 to select clr behavior. Remove comment
5268 about there being no TARGET_68010.
5269 * config/m68k/m68k.md: Likewise throughout.
5271 2007-01-12 Julian Brown <julian@codesourcery.com>
5273 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5274 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5275 * config/m68k/m68k.md: Likewise.
5277 2007-01-12 Julian Brown <julian@codesourcery.com>
5279 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5280 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5282 2007-01-12 Julian Brown <julian@codesourcery.com>
5284 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5285 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5286 * config/m68k/m68k.md: Likewise.
5288 2007-01-12 Julian Brown <julian@codesourcery.com>
5289 Richard Sandiford <richard@codesourcery.com>
5291 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5292 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5293 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5295 (TARGET_CPU32): Rename to...
5296 (TUNE_CPU32): ...this.
5297 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5298 (TUNE_CFV2): New macros.
5299 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5300 remove conditions that are implied by TARGET_68020.
5301 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5302 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5303 (m68k_output_function_epilogue): Likewise.
5304 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5305 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5306 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5307 non-68000 timings. Refactor multiplication and division costs.
5308 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5309 TUNE_CPU32 instead of TARGET_CPU32.
5310 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5311 and TUNE_68060 instead of TARGET_68060.
5312 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5313 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5315 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5316 && !TARGET_COLDFIRE" to choose between moveq and clr.
5317 Likewise in the unnamed movsf pattern.
5318 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5319 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5322 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5324 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5325 of tabbing before backslashes.
5327 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5329 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5330 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5331 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5333 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5335 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5336 find_interesting_uses_cond.
5337 (find_interesting_uses_cond): Use extract_cond_operands.
5338 (rewrite_use_compare): Use extract_cond_operands and
5339 force_gimple_operand_bsi. Do not call update_stmt.
5340 (determine_use_iv_cost_condition): Use extract_cond_operands.
5341 Return cheaper of using original bound and changing the exit bound.
5343 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5345 PR tree-optimization/29516
5346 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5347 most_expensive_mult_to_index, addr_to_parts,
5348 create_mem_ref, maybe_fold_tmr): Make the type of
5349 fields of TARGET_MEM_REF sizetype.
5350 (move_fixed_address_to_symbol, move_pointer_to_base):
5352 * tree.def (TARGET_MEM_REF): Add comment on types of
5355 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5357 * c-common.c (vector_types_convertible_p): Treat opaque types as
5358 always convertible if they have the same size, but not otherwise.
5360 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5362 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5363 Remove the b_unconditional field.
5364 (noce_try_sign_mask): Do not look at b_unconditional.
5365 (noce_process_if_block): Do not use merge_if_blocks. Update
5366 the CFG here. Do not set b_unconditional.
5367 (cond_move_process_if_block): Likewise.
5368 (find_cond_trap): Likewise.
5369 (check_cond_move_block): Require simple jump insns at the end
5372 2007-01-11 Jan Hubicka <jh@suse.cz>
5374 PR tree-optimization/1046
5375 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5376 when alias info is not ready.
5377 (pass_tail_recursion): Do not require aliasing.
5378 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5379 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5380 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5381 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5382 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5383 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5384 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5386 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5387 When aliasing is not build, mark statement as volatile.
5389 2007-01-11 Tom Tromey <tromey@redhat.com>
5391 PR preprocessor/15185, PR preprocessor/20989:
5392 * doc/cppopts.texi <-MT>: Update description of algorithm for
5393 computing default target.
5394 <-M, -MD>: Reword "basename" text.
5396 2007-01-11 Roger Sayle <roger@eyesopen.com>
5398 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5399 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5400 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5401 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5402 fold_builtin_bswap, real_constp, fold_builtin_pow,
5403 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5404 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5405 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5406 * convert.c (convert_to_pointer): Likewise.
5407 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5408 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5409 const_binop, fold_convert_const_int_from_int,
5410 fold_convert_const_int_from_real,
5411 fold_convert_const_real_from_real, sign_bit_p,
5412 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5413 fold_sign_changed_comparison, fold_unary, fold_comparison,
5414 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5415 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5416 * print-tree.c (print_node_brief, print_node): Likewise.
5417 * stor-layout.c (place_field, layout_type): Likewise.
5418 * tree-chrec.c (keep_cast): Likewise.
5419 * tree.c (build_vector, build_real, build_real_from_int_cst,
5420 build_complex): Likewise.
5422 2007-01-11 Roger Sayle <roger@eyesopen.com>
5424 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5425 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5427 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5429 * configure.ac (strict1_warn): Rename to strict_warn.
5430 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5431 cc_set_by_configure, quoted_cc_set_by_configure,
5432 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5433 all_boot_languages, all_stagestuff): Remove.
5434 (target_list): Remove bootstrap targets.
5435 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5436 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5437 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5438 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5439 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5440 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5441 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5442 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5443 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5444 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5445 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5446 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5447 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5448 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5449 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5450 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5451 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5452 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5453 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5454 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5455 (mostlyclean): Adjust.
5456 (clean, distclean): Don't mention bootstrap stuff.
5457 * configure: Regenerate.
5458 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5459 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5460 treelang/config-lang.in (stagestuff): Remove.
5461 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5462 stageprofile, stagefeedback, stagestuff): Remove mention.
5464 2007-01-11 Nick Clifton <nickc@redhat.com>
5466 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5468 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5469 (mcore_arith_K_S_operand): Run the test for the S constraint not
5470 the test for the M constraint.
5471 (mcore_addsub_operand): Do not accept integer values that are
5472 larger than 32 bits.
5473 * config/mcore/mcore.md: Remove unused constraints from split.
5474 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5476 (allocate_stack): Likewise.
5477 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5478 operands to 32 bits.
5479 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5481 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5482 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5483 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5484 mcore_output_bclri, mcore_output_andn, output_inline_const,
5485 mcore_output_move, mcore_output_movedouble): Likewise.
5486 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5487 (output_inline_const): Likewise.
5488 (output_inline_const): Fix format strings used in sprintf
5490 * config/mcore/mcore-protos.h: Update prototypes for changed
5491 functions in mcore.c.
5492 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5493 HOST_WIDE_INT and not int.
5494 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5495 CONST_OK_FOR_N): Likewise.
5496 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5497 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5500 2007-01-10 Jan Hubicka <jh@suse.cz>
5502 * tree-vrp.c (remove_range_assertions): Release defs.
5503 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5504 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5506 2007-01-10 Paul Brook <paul@codesourcery.com>
5508 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5509 * config/arm/arm.md (mulsi3subsi): New insn.
5511 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5513 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5514 (tree_transform_and_unroll_loop): New.
5515 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5518 2007-01-10 Robert Kennedy <jimbob@google.com>
5520 * fold-const.c (fold_comparison): Fold comparisons like (x *
5521 1000 < 0) to (x < 0).
5523 2007-01-10 Ian Lance Taylor <iant@google.com>
5525 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5526 operands have the same priority.
5528 2007-01-10 Tom Tromey <tromey@redhat.com>
5530 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5531 (fold_binary): Likewise.
5532 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5533 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5534 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5535 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5536 * langhooks.h (struct lang_hooks): Removed field
5537 'can_use_bit_fields_p'.
5539 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5541 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5543 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5545 * function.c (get_last_funcdef_no): New function.
5546 * function.h (get_last_funcdef_no): Declare.
5547 * tree-inline.c (initialize_cfun): Add initialization.
5548 (tree_function_versioning): Cleanup.
5550 2007-01-10 Jan Hubicka <jh@suse.cz>
5552 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5555 2007-01-10 Sa Liu <saliu@de.ibm.com>
5556 Ben Elliston <bje@au.ibm.com>
5558 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5559 for SAVE_NONLOCAL and Pmode for any other save level.
5560 * spu-protos.h (spu_restore_stack_block): Declare.
5561 * spu.md (save_stack_block): Remove.
5562 (restore_stack_block): Call spu_restore_stack_block.
5563 * spu.c (spu_restore_stack_block): New function.
5564 (spu_expand_epilogue): Remove old comment.
5566 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5568 PR tree-optimization/30322
5569 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5570 (cand_value_at): Return the value as aff_tree.
5571 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5572 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5573 aff_combination_mult): New functions.
5574 (aff_combination_add): Use aff_combination_add_cst.
5575 (aff_combination_convert): Allow conversions to a wider type.
5576 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5577 * tree-affine.h (aff_combination_mult): Declare.
5579 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5581 * doc/tm.texi: Update documentation to reflect reality of exec
5582 and start file search behaviours. Update copyright year.
5583 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5584 header file directories.
5586 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5588 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5589 (*cosxf2): Rename to cosxf2_i387.
5590 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5591 using X87MODEF12 mode macro. Rename patterns to
5592 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5594 (*cosdf2, *cossf2): Ditto.
5595 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5596 to match extended input operands.
5597 (sincos<mode>3): New expander.
5598 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5599 insn patterns and corresponding splitters.
5601 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5603 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5604 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5606 2007-01-09 Nicolas Pitre <nico@cam.org>
5609 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5611 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5613 * target.h (struct gcc_target): New field library_rtti_comdat.
5614 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5615 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5616 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5617 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5619 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5621 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5623 2007-01-08 Richard Guenther <rguenther@suse.de>
5625 * tree.h (force_fit_type_double): Export.
5626 (force_fit_type): Remove.
5627 * fold-const.c (force_fit_type_double): New function.
5628 (force_fit_type): Remove.
5629 (int_const_binop): Use it.
5630 (fold_convert_const_int_from_int): Likewise.
5631 (fold_convert_const_int_from_real): Likewise.
5632 (fold_div_compare): Likewise.
5633 (fold_sign_changed_comparison): Likewise.
5634 (fold_unary): Likewise.
5635 (fold_negate_const): Likewise.
5636 (fold_abs_const): Likewise.
5637 (fold_not_const): Likewise.
5638 * c-common.c (shorten_compare): Use force_fit_type_double.
5639 * convert.c (convert_to_pointer): Likewise.
5641 2007-01-08 Richard Guenther <rguenther@suse.de>
5643 * tree.h (build_int_cst_wide_type): Export.
5644 * tree.c (build_int_cst_wide_type): New function.
5645 (build_int_cst_wide): Fix comment.
5646 * builtins.c (fold_builtin_object_size): Use build_int_cst
5647 to build -1 or 0 of the correct type. Use fit_double_type
5648 to check for overflow.
5649 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5651 (decode_field_reference): Likewise.
5652 (all_ones_mask_p): Likewise.
5653 (native_interpret_int): Use build_int_cst_wide_type.
5654 (fold_binary): Use build_int_cst_type to build an all-ones
5656 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5658 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5660 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5662 2007-01-09 Ben Elliston <bje@au.ibm.com>
5664 * genautomata.c (STATS_OPTION): New option.
5665 (stats_flag): New flag.
5666 (gen_automata_option): Handle it.
5667 (initiate_automaton_gen): Ditto.
5668 (write_automata): Output statistics only if stats_flag is
5669 set. Likewise, output time statistics only if time_flag is set.
5670 * doc/md.texi (Processor pipeline description): Document new flag.
5672 2007-01-08 Richard Guenther <rguenther@suse.de>
5674 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5675 * tree.c (build_int_cst_type): Likewise.
5676 (size_in_bytes): Don't call force_fit_type on the result.
5677 (int_fits_type_p): Use fit_double_type.
5678 * fold-const.c (fit_double_type): New function.
5679 (force_fit_type): Use it.
5680 * tree.h (fit_double_type): Export.
5682 2007-01-08 Jan Hubicka <jh@suse.cz>
5684 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5685 * ipa.c (function_and_variable_visibility): Fix return type.
5687 2007-01-08 Richard Guenther <rguenther@suse.de>
5689 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5690 of offset to build the index.
5691 * tree-pretty-print.c (dump_generic_node): Don't build negated
5692 const just for printing.
5693 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5694 * builtins.c (fold_builtin_int_roundingfn): Check if result
5695 fits the type by using force_fit_type and comparing the result.
5696 * predict.c (predict_loops): Use compare_tree_int for comparison.
5697 * tree.c (build_int_cst): Fall back to integer_type_node for
5699 (build_int_cst_wide): Assert type is non-null.
5701 2007-01-08 Roberto Costa <roberto.costa@st.com>
5703 * tree-vrp.c (extract_range_from_cond_expr): New.
5704 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5705 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5707 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5708 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5709 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5710 used as expressions.
5711 * tree-object-size.c (cond_expr_object_size): New.
5712 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5714 2007-01-08 Jan Hubicka <jh@suse.cz>
5716 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5717 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5720 2007-01-08 Richard Guenther <rguenther@suse.de>
5722 PR tree-optimization/23603
5723 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5724 (extract_range_from_binary): Fall back to truthvalue instead of
5725 varying for TRUTH_*_EXPR.
5726 (extract_range_from_comparison): Fall back to truthvalue instead of
5728 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5729 if all visited PHI values were constant.
5731 2007-01-08 Jan Hubicka <jh@suse.cz>
5733 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5734 (cgraph_analyze_function): break out from ...
5735 (cgraph_finalize_compilation_unit): ... here.
5736 (cgraph_expand_function): Remove forgoten commented out line.
5737 (cgraph_optimize): Analyze functions.
5739 2007-01-08 Jan Hubicka <jh@suse.cz>
5741 * tree-pas.h (TODO_remove_function): New flag.
5742 (TODO_update*): Renumber.
5743 (pass_ipa_increase_alignment,
5744 pass_ipa_function_and_variable_visibility): New passes.
5745 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5746 (cgraph_function_and_variable_visibility): Move to ipa.c
5747 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5748 cgraph_increase_alignment.
5749 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5750 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5751 calling tree-inline.
5752 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5753 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5754 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5755 (gate_increase_alignment): New function.
5756 (pass_ipa_increase_alignment): New pass.
5757 * ipa.c: Inline tree-pass.h and timevar.h
5758 (function_and_variable_visibility): Move here from cgraphunit.c
5759 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5760 * passes.c (init_optimization_passes): Add the two new passes.
5761 (execute_todo): Handle cgraph_remove_functions.
5763 2007-01-08 Nick Clifton <nickc@redhat.com>
5765 * config/frv/predicates.md (reg_or_0_operand): Accept
5768 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5770 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5771 * config.gcc: Add bfin*-rtems*.
5773 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5775 * c.opt: Add -flax-vector-conversions.
5776 * c-typeck.c (convert_for_assignment): Pass flag to
5777 vector_types_convertible_p to allow emission of note.
5778 (digest_init): Likewise.
5779 * c-opts.c: Handle -flax-vector-conversions.
5780 * c-common.c (flag_lax_vector_conversions): New.
5781 (vector_types_convertible_p): Unless -flax-vector conversions
5782 has been passed, disallow conversions between vectors with
5783 differing numbers of subparts and/or element types. If such
5784 a conversion is disallowed, possibly emit a note on the first
5785 occasion only to inform the user of -flax-vector-conversions.
5786 The new last argument specifies this.
5787 * c-common.h (flag_lax_vector_conversions): New.
5788 (vector_types_convertible_p): Add extra argument.
5789 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5790 char_type_node for V*QI type vectors.
5791 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5792 Update to satisfy new typechecking rules.
5793 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5795 * doc/invoke.texi (C Dialect Options): Document
5796 -flax-vector-conversions.
5798 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5800 PR tree-optimization/29877
5801 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5802 a register variable on the RHS to not be replaceable.
5804 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5805 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5806 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5807 const_simm15, const_pow2, const_npow2): Added.
5808 * config/score/misc.md (insv, extv, extzv, movmemsi,
5809 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5810 * config/score/score.c (score_address_cost, score_select_cc_mode):
5812 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5813 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5814 Update score_print_operand.
5815 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5816 Adjust register allocate order and update some macro define.
5817 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5818 mdx_block_move_straight, mdx_block_move_loop_head,
5819 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5820 mdx_block_move): Added.
5821 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5822 mdp_limm): Updated and fix some bug and typo.
5823 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5824 (movsf, movdf, doloop_end): Added.
5826 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5828 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5829 config/arm/thumb2.md: Fix comment typos.
5830 * doc/extend.texi: Fix a typo.
5832 2007-01-07 Eric Christopher <echristo@apple.com>
5834 * configure.ac: Check for __stack_chk_fail for darwin.
5835 * configure: Regenerate.
5837 2007-01-07 Richard Guenther <rguenther@suse.de>
5839 * tree-vrp.c (extract_range_from_assert): CSE calls to
5840 compare_values where possible.
5841 (extract_range_from_unary_expr): Likewise.
5843 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5845 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5846 * config/avr/avr.c (call_insn_operand): Delete function.
5847 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5848 instead of register number. Use predicates.
5849 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5850 call_insn_operand): Add.
5852 2007-01-06 Jan Hubicka <jh@suse.cz>
5854 * tree-pass.h (pass_build_cgraph_edges): Declare.
5855 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5856 (visited_nodes): Remove.
5857 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5858 build_cgrpah_edges; make visited_nodes local.
5859 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5860 (record_references_in_initializer): Move to cgraphbuild.c
5861 (initialize_inline_failed, rebuild_cgraph_edges,
5862 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5863 (verify_cgraph_node): Make visited_nodes local.
5864 (cgraph_analyze_function): Do not call cgraph_create_edges and
5865 initialize_inline_failed.
5866 (cgraph_expand_function): Do not call cgraph_lower_function;
5867 assert that function is already lowered.
5868 * Makefile.in (cgraphbuild.o): New.
5869 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5870 at the end of lowering passes.
5872 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5874 * ifcvt.c (cond_move_convert_if_block): New function, code
5875 factored out from...
5876 (cond_move_process_if_block): ...here. Call the new function
5877 on the THEN and ELSE blocks.
5878 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5879 already takes care of this.
5881 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5884 * tree.h (TREE_OVERFLOW_P): New.
5885 * c-typeck.c (parser_build_unary_op): Warn only if result
5886 overflowed and operands did not.
5887 (parser_build_binary_op): Likewise.
5888 (convert_for_assignment): Remove redundant overflow_warning.
5889 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5891 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5893 * c-typeck.c (store_init_value): Split over two lines to follow
5894 the GNU coding style.
5896 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5898 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5899 __GXX_EXPERIMENTAL_CXX0X__.
5900 * doc/cpp.texi: Same.
5902 2007-01-05 Richard Guenther <rguenther@suse.de>
5905 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5906 with mismatched types. Instead explicitly build a
5907 conversion NOP_EXPR.
5909 2007-01-05 Ian Lance Taylor <iant@google.com>
5911 * c-common.c (decl_with_nonnull_addr_p): New function.
5912 (c_common_truthvalue_conversion): Call it.
5913 * c-typeck.c (build_binary_op): Likewise.
5914 * c-common.h (decl_with_nonnull_addr_p): Declare.
5916 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5919 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5922 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5924 * doc/install.texi (Final install): Document the fact that
5925 the GNAT runtime should not be stripped.
5927 2007-01-04 Jan Hubicka <jh@suse.cz>
5929 * tree-inline.c (fold_marked_statements): Update operand caches
5930 and EH after folding
5932 2007-01-04 Ian Lance Taylor <iant@google.com>
5934 * c-common.c (check_function_nonnull): Whitespace fix.
5936 2007-01-04 Jan Hubicka <jh@suse.cz>
5938 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5939 comitted older version of patch.
5940 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5941 function, celanup cfg and collect garbage.
5943 2007-01-04 Mike Stump <mrs@apple.com>
5945 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5948 2007-01-04 Eric Christopher <echristo@apple.com>
5950 * libgcc2.c (__bswapsi2): Use SItype.
5951 (__bswapdi2): Use DItype.
5952 * libgcc2.h: Update for above.
5954 2007-01-04 Paul Brook <paul@codesourcery.com>
5956 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5957 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5958 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5959 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5960 umulsi3_highpart): Make conditional on !arm_arch6.
5961 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5962 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5963 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5964 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5965 umulsi3_highpart_v6): New insns.
5967 2007-01-04 Roger Sayle <roger@eyesopen.com>
5969 * fold-const.c (fold_convert): When casting an expression to void,
5970 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5971 have a type. Instead of attempting to build a NOP_EXPR, return
5972 these "special" trees directly.
5974 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5976 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5977 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5978 rs6000_cost->fp not 0 as adjustment for outer NEG.
5980 2007-01-04 Jan Hubicka <jh@suse.cz>
5982 * cgraph.c (cgraph_release_function_body): New function.
5983 (cgraph_remove_node): Use it.
5984 * cgraph.h (cgraph_release_function_body): Declare.
5985 * cgraphunit.c (cgraph_expand_function): Use it.
5986 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5987 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5988 is initialized and while compilation of other function is running.
5989 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5990 statement CFG annotations from here to ...
5991 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5993 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5995 * cfgloop.h (enum li_flags): Make the constants powers of two.
5997 2007-01-04 Jan Hubicka <jh@suse.cz>
5999 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
6001 (fold_marked_statements): New function.
6002 (optimize_inline_calls, tree_function_versioning): Fold new statements.
6003 * tree-inline.h (copy_body_data): Add statements_to_fold.
6005 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
6007 * config.gcc: Mention libgcc/config.host.
6008 * Makefile.in: Update comments mentioning libgcc.
6009 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
6010 (all.cross, start.encap, rest.encap, rest.cross): Update
6011 dependencies for libgcc move.
6012 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
6013 (clean-target, clean-target-libgcc): Delete.
6014 (srcdirify, GCC_EXTRA_PARTS): New macros.
6015 (libgcc-support, libgcc.mvars): New rules.
6016 (distclean): Remove mention of mklibgcc.
6017 (install): Don't reference INSTALL_LIBGCC.
6018 (install-common): Don't reference EXTRA_PARTS.
6019 (install-libgcc, install-multilib): Delete rules.
6020 * mklibgcc.in: Delete file.
6021 * doc/configfiles.texi: Don't mention mklibgcc.
6023 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6024 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6025 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6026 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6027 (mklibgcc, ldblspecs): Likewise.
6029 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6030 (posixpre.def): Use $(T).
6031 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6032 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6033 (SHLIB_LINK): Make dummy.
6034 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6036 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6038 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6039 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6040 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6041 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6043 * configure.ac (all_outputs): Remove mklibgcc.
6044 * configure: Regenerated.
6046 2007-01-03 Josh Conner <jconner@apple.com>
6049 * calls.c (compute_argument_addresses): Set stack and stack_slot
6050 for partial args, too.
6051 (store_one_arg): Use locate.size.constant for the size when
6052 generating a save_area.
6054 2007-01-03 Robert Kennedy <jimbob@google.com>
6056 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6057 whose definitions are deleted due to basic block merging.
6059 2007-01-03 Paul Brook <paul@codesourcery.com>
6062 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6064 (use_return_insn): Return 0 for Thumb interrupt functions.
6065 (print_multi_reg): Add rfe argument for IRQ returns.
6066 (arm_output_epilogue): Pop interrupt return address directly into PC.
6067 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6069 2007-01-03 Paul Brook <paul@codesourcery.com>
6071 Merge from sourcerygxx-4_1.
6072 * config/arm/thumb2.md: New file.
6073 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6075 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6076 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6077 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6078 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6080 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6081 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6083 * config/arm/ieee754-sf.S: Ditto.
6084 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6085 (thumb1_base_register_rtx_p): ... to this.
6086 (thumb_index_register_rtx_p): Rename...
6087 (thumb1_index_register_rtx_p): ... to this.
6088 (thumb_output_function_prologue): Rename...
6089 (thumb1_output_function_prologue): ... to this.
6090 (thumb_legitimate_address_p): Rename...
6091 (thumb1_legitimate_address_p): ... to this.
6092 (thumb_rtx_costs): Rename...
6093 (thumb1_rtx_costs): ... to this.
6094 (thumb_compute_save_reg_mask): Rename...
6095 (thumb1_compute_save_reg_mask): ... to this.
6096 (thumb_final_prescan_insn): Rename...
6097 (thumb1_final_prescan_insn): ... to this.
6098 (thumb_expand_epilogue): Rename...
6099 (thumb1_expand_epilogue): ... to this.
6100 (arm_unwind_emit_stm): Rename...
6101 (arm_unwind_emit_sequence): ... to this.
6102 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6103 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6104 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6105 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6106 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6107 thumb2_output_casesi): New functions.
6108 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6109 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6110 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6111 THUMB2_WORK_REGS): Define.
6112 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6113 arm_condexec_mask, arm_condexec_masklen)): New variables.
6114 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6115 (arm_override_options): Check new CPU capabilities.
6116 Set new architecture flag variables.
6117 (arm_isr_value): Handle v7m interrupt functions.
6118 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6120 (const_ok_for_arm): Handle Thumb-2 constants.
6121 (arm_gen_constant): Ditto. Use movw when available.
6122 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6124 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6125 (thumb_find_work_register, arm_load_pic_register,
6126 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6127 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6128 print_multi_reg, output_mov_long_double_fpa_from_arm,
6129 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6130 output_mov_double_fpa_from_arm, output_move_double,
6131 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6132 output_return_instruction, arm_output_function_prologue,
6133 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6134 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6135 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6136 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6137 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6138 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6140 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6141 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6142 (arm_file_start): Output directive for unified syntax.
6143 (arm_unwind_emit_set): Handle stack alignment instruction.
6144 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6145 Add v6t2, v7, v7a, v7r and v7m.
6146 (RETLDM): Add Thumb-2 code.
6147 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6148 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6149 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6150 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6151 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6152 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6153 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6154 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6155 ADJUST_INSN_LENGTH): Define.
6156 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6157 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6158 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6159 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6160 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6161 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6162 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6163 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6164 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6165 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6166 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6167 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6168 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6169 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6170 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6171 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6172 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6174 * config/arm/arm-tune.md: Regenerate.
6175 * config/arm/arm-protos.h: Update prototypes.
6176 * config/arm/vfp.md: Enable patterns for Thumb-2.
6177 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6178 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6179 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6180 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6181 * config/arm/libunwind.S: Add Thumb-2 code.
6182 * config/arm/constraints.md: Update include Thumb-2.
6183 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6184 * config/arm/ieee754-df.S: Ditto.
6185 * config/arm/bpabi.S: Ditto.
6186 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6187 * config/arm/predicates.md (low_register_operand,
6188 low_reg_or_int_operand, thumb_16bit_operator): New.
6189 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6190 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6191 * config/arm/t-arm-elf: Add armv7 multilib.
6192 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6194 (UNSPEC_STACK_ALIGN, ce_count): New.
6195 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6196 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6198 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6199 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6200 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6201 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6202 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6203 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6205 * doc/extend.texi: Document ARMv7-M interrupt functions.
6206 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6208 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6210 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6211 (struct _Unwind_Context): Rename args_size to flags, remove
6212 signal_frame field, add a new args_size field and version field.
6213 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6214 _Unwind_IsExtendedContext): New inline functions.
6215 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6216 Assume by_value array is only present if _Unwind_IsExtendedContext.
6217 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6218 _Unwind_IsSignalFrame.
6219 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6220 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6221 (uw_init_context_1): Initialize context->flags to
6222 EXTENDED_CONTEXT_BIT.
6223 * config/rs6000/linux-unwind.h (frob_update_context): Use
6224 _Unwind_SetSignalFrame.
6226 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6229 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6230 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6233 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6235 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6236 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6237 RET, AT_SP): Remove.
6238 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6241 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6242 * cfgbuild.c (find_basic_blocks): Likewise.
6243 * cfgrtl.c (rtl_create_basic_block): Likewise.
6244 * function.c (temp_slots_at_level): Likewise.
6245 * reg-stack.c (stack_regs_mentioned): Likewise.
6246 * regclass.c (allocate_reg_info): Likewise.
6247 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6248 set_bb_for_stmt, move_block_to_fn): Likewise.
6249 * tree-complex.c (tree_lower_complex): Likewise.
6250 * vec.h (VEC_safe_grow_cleared): New.
6252 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6254 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6256 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6257 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6259 * cfgloopmanip.c (scale_loop_frequencies): Export.
6260 (loopify): Scale the frequencies by prescribed coefficients.
6261 (set_zero_probability): New function.
6262 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6263 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6264 and frequencies according to arguments.
6265 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6267 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6268 * modulo-sched.c (sms_schedule): Set probabilities for entering
6269 versioned loop correctly.
6270 * tree-vect-transform.c (vect_transform_loop): Ditto.
6271 * cfgloop.h (loopify, loop_version): Declaration changed.
6272 (scale_loop_frequencies): Declared.
6274 2007-01-02 Jan Hubicka <jh@suse.cz>
6276 * cgraph.c: Include tree-flow.h
6277 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6279 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6280 * tree-pass.h (pass_all_early_optimizations): Declare.
6281 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6283 (cgraph_analyze_function): Do early_local_passes.
6284 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6285 Do not add referenced vars.
6286 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6288 (gate_all_early_local_passes): New gate.
6289 (pass_early_local_passes): Use new gate.
6290 (execute_early_local_optimizations): New functions.
6291 (gate_all_early_optimizations): New gate.
6292 (pass_all_early_optimizations): New pass.
6293 (execute_free_datastructures): Free SSA only when initialized.
6294 (gate_init_datastructures): Init only when optimizing.
6295 (tree_lowering_passes): Do early local passes when called late.
6296 * tree-profile.c (do_tree_profiling): Don't profile functions added
6298 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6299 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6301 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6302 during early_local_passes.
6303 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6306 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6308 * Makefile.in: Update copyright year.
6310 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6312 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6313 in $(lang_checks) and check-consistency targets.
6315 2007-01-02 Jan Hubicka <jh@suse.cz>
6317 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6318 Do not add referenced vars.
6319 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6321 * passes.c (init_optimization_passes): Put mudflap_2 after
6322 free_datastructures.
6324 2007-01-02 Jan Hubicka <jh@suse.cz>
6326 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6327 Set NOTHROW flag on call statements proved to be nothrow.
6328 Update statement of local calls so new pure/const functions are
6329 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6331 (tree_rest_of_compilation): Register hooks and initialize bitmap
6332 early. Do not set after_inlining flag.
6334 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6336 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6337 HOST_BITS_PER_LONGLONG
6339 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6342 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6343 warning for non-static initializers.
6345 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6347 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6348 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6349 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6350 Always use set_unique_reg_note to add REG_EQUAL notes.
6352 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6355 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6357 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6358 * cfgbuild.c (find_basic_blocks): Likewise.
6359 * cfgrtl.c (rtl_create_basic_block): Likewise.
6360 * function.c (temp_slots_at_level): Likewise.
6361 * reg-stack.c (stack_regs_mentioned): Likewise.
6362 * regclass.c (allocate_reg_info): Likewise.
6363 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6364 set_bb_for_stmt, move_block_to_fn): Likewise.
6365 * tree-complex.c (tree_lower_complex): Likewise.
6366 * vec.h (VEC_safe_grow_cleared): New.
6368 2007-01-02 Ian Lance Taylor <iant@google.com>
6370 * c-common.c (c_common_truthvalue_conversion): When warning about
6371 using an assignment as a truth value, set TREE_NO_WARNING.
6373 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6376 * c.opt (Wold-style-declaration): New.
6377 * doc/invoke.texi (C-only Warning Options): New.
6378 (Wold-style-declaration): Document it.
6379 (Wextra): Enabled by -Wextra.
6380 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6381 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6382 -Wold-style-declaration.
6384 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6386 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6387 * cfgbuild.c (find_basic_blocks): Likewise.
6388 * cfgrtl.c (rtl_create_basic_block): Likewise.
6389 * function.c (temp_slots_at_level): Likewise.
6390 * reg-stack.c (stack_regs_mentioned): Likewise.
6391 * regclass.c (allocate_reg_info): Likewise.
6392 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6393 set_bb_for_stmt, move_block_to_fn): Likewise.
6394 * tree-complex.c (tree_lower_complex): Likewise.
6395 * vec.h (VEC_safe_grow_cleared): New.
6397 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6399 * c-common.c (c_common_nodes_and_builtins): Since variants of
6400 void_type_node get built before it is given a name, we need to
6401 give those variants the name, too.
6402 (complete_array_type): We need to work with the canonical main
6403 type of the array, from which we will build the qualified version.
6404 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6405 * print-tree.c (print_node): Display canonical type information
6407 * stor-layout.c (layout_type): When we don't know the
6408 alignment of a type for which we're building an array, we end up
6409 guessing wrong, so make the type require structural equality.
6410 * tree.c (make_node_stat): When we build a new type, it is its
6412 (build_type_attribute_qual_variant): When building an attribute
6413 variant, its canonical type is the non-attribute variant. However,
6414 if the attributes are target-dependent and they differ, we need to
6415 use structural equality checks for this type.
6416 (build_qualified_type): A qualified type is not equivalent to its
6417 unqualified variant; set the canonical type appropriately.
6418 (build_distinct_type_copy): When building a distinct type from
6419 another type, the new type is its own canonical type.
6420 (build_variant_type_copy): When building a new type variant, we
6421 assume that it is equivalent to the original type.
6422 (build_pointer_type_for_mode): When building a pointer type, also
6423 build a canonical type pointer.
6424 (build_reference_type_for_mode): When building a reference type,
6425 also build a canonical type reference.
6426 (build_index_type): When we can't hash an index type (e.g.,
6427 because its maximum value is negative), the index type requires
6428 structural equality tests.
6429 (build_array_type): Build the canonical form of an array type.
6430 (build_function_type): Function types require structural equality,
6431 because they contain default arguments, attributes, etc.
6432 (build_method_type_directly): Ditto for method types.
6433 (build_offset_type): Build the canonical offset type.
6434 (build_complex_type): Build the canonical vector type.
6435 (make_vector_type): Build the canonical vector type.
6436 * tree.h (TYPE_CANONICAL): New.
6437 (TYPE_STRUCTURAL_EQUALITY_P): New.
6438 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6439 (struct tree_type): Added "canonical" field.
6440 * params.h (VERIFY_CANONICAL_TYPES): New.
6441 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6442 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6443 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6444 * doc/invoke.texi (verify-canonical-types): Document --param
6445 parameter for verifying canonical types.
6447 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6449 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6450 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6451 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6452 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6454 * config/rs6000/e500.h: New.
6455 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6456 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6458 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6459 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6460 TARGET_E500_DOUBLE): Remove.
6461 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6462 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6463 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6464 * config/rs6000/rs6000.c (rs6000_override_options): Use
6467 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6469 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6470 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6471 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6472 rs6000_emit_cmove): Don't check TARGET_E500.
6473 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6474 sordered): Don't check TARGET_E500.
6476 2007-01-01 Eric Christopher <echristo@apple.com>
6478 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6479 HARD_REGISTER_NUM_P.
6481 2007-01-01 Roger Sayle <roger@eyesopen.com>
6483 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6484 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6485 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6488 2007-01-01 Mike Stump <mrs@apple.com>
6490 * configure.ac: Remove support for building with Apple's gcc-3.1.
6492 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6495 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6496 REG is a hard register. Do not modify REG before calling
6498 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6499 multiple of the size of YMODE for certain lowpart cases.
6501 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6504 * gimplify (voidify_wrapper_expr): Update for
6507 2007-01-01 Andreas Schwab <schwab@suse.de>
6510 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6511 save of BR0 in extra_spill_size instead of spill_size.
6512 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6514 (ia64_expand_epilogue): Restore BR0 from its new location.
6516 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6518 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6519 Use a temporary variable if the left hand side is not a gimple
6522 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6524 * gimplify.c (gimplify_return_expr): Make the temporary variable
6525 for the return expression, a gimple register variable.
6527 2007-01-01 Jan Hubicka <jh@suse.cz>
6529 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6532 2007-01-01 Mike Stump <mrs@apple.com>
6534 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6536 * config/darwin.c (machopic_select_rtx_section): Use
6538 (darwin_mergeable_constant_section): Likewise.
6539 * configure: Regenerate.
6540 * config.in: Regenerate.
6542 2007-01-01 Jan Hubicka <jh@suse.cz>
6543 Andrew Pinski <pinskia@gmail.com>
6545 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6546 before starting IPA passes.