1 2007-02-23 Steve Ellcey <sje@cup.hp.com>
4 * varpool.c (varpool_assemble_pending_decls): Set
5 varpool_last_needed_node to null.
7 2007-02-23 DJ Delorie <dj@redhat.com>
9 * config/i386/i386.c (ix86_data_alignment): Don't specify an
10 alignment bigger than the object file can handle.
12 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
15 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
16 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
17 (*movsf_1): Penalize MMX moves.
19 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
21 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
22 2^32-1 or more times unless flag_unsafe_loop_optimizations.
24 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
26 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
29 (fold_builtin_1): Use them.
30 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
33 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
35 * config/i386/i386.c (bdesc_1arg): Initialize
36 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
37 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
38 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
39 and IX86_BUILTIN_MOVSLDUP.
41 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
43 PR rtl-optimization/30841
44 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
46 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
48 * builtins.c (fold_builtin_frexp): New.
49 (fold_builtin_2): Use it.
51 2007-02-22 Mark Mitchell <mark@codesourcery.com>
53 * doc/invoke.texi (Spec Files): Document getenv spec function.
55 * gcc.c (getenv_spec_function): New function.
56 (static_spec_functions): Add it.
57 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
58 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
61 2007-02-22 Michael Matz <matz@suse.de
64 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
65 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
67 2007-02-22 Ian Lance Taylor <iant@google.com>
70 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
71 (mem_loc_descriptor): Call it.
73 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
74 Ira Rosen <irar@il.ibm.com>
76 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
78 2007-02-22 Ira Rosen <irar@il.ibm.com>
80 PR tree-optimization/30843
81 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
82 stores only after all the group is vectorized.
84 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
86 PR tree-optimization/30858
87 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
88 in the reduction cycle have a single use in the loop.
89 * tree-vectorizer.h (relevant): Add documentation.
91 2007-02-20 Mike Stump <mrs@apple.com>
93 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
94 * configure: Regenerate.
96 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
98 Change the defaults of some parameters and options.
99 * config/spu/spu-protos.h (spu_optimization_options): Declare.
100 * config/spu/spu.c (spu_optimization_options): Add.
101 (spu_override_options): Change params in spu_optimization_options.
102 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
104 Register 127 is only 16 byte aligned when used as a frame pointer.
105 * config/spu/spu-protos.h (spu_init_expanders): Declare.
106 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
107 HARD_FRAME_POINTER_REGNUM.
108 (spu_legitimate_address): Use regno_aligned_for_reload.
109 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
110 aligned when frame_pointer_needed is true.
111 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
113 * config/spu/spu.h (INIT_EXPANDERS): Define.
115 Make sure shift and rotate instructions have valid immediate operands.
116 * config/spu/predicates.md (spu_shift_operand): Remove.
117 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
118 * config/spu/constraints.md (W, O): Extend range.
119 * config/spu/spu.md (umask, nmask): Define.
120 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
121 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
122 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
123 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
124 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
125 (lshr<mode>3_reg): Fix rtl description.
127 Make sure mulhisi immediate operands are valid.
128 * config/spu/predicates.md (imm_K_operand): Add.
129 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
131 Generate constants using fsmbi and andi.
132 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
133 (print_operand, spu_split_immediate, classify_immediate,
134 fsmbi_const_p): Handle IC_FSMBI2.
136 Correctly handle a CONST_VECTOR containing symbols.
137 * config/spu/spu.c (print_operand): Handle HIGH correctly.
138 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
139 (immediate_load_p): Allow symbols that use 2 instructions to create.
140 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
141 with symbols when flag_pic is set.
142 (const_vector_immediate_p): New.
143 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
144 accept a CONST_VECTOR with symbols.
145 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
146 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
148 * config/spu/spu.md (high, low): Delete.
149 (low_<mode>): Define.
151 Remove INTRmode and INTR_REGNUM, which didn't work.
152 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
154 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
155 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
156 peephole2 pattern): Don't use INTR or 131.
158 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
159 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
160 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
161 (UNSPEC_SET_INTR): Add.
162 * config/spu/spu-modes.def (INTR): Remove.
164 More accurate warnings about run-time relocations.
165 * config/spu/spu.c (reloc_diagnostic): Test in_section.
167 Correctly warn about immediate arguments to specific intrinsics.
168 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
169 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
170 the instruction predicate.
172 Fix tree check errors with latest update.
173 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
175 (spu_expand_builtin): Use CALL_EXPR_FN.
177 Add missing specific intrinsics.
178 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
180 * config/spu/spu_internals.h: Ditto.
182 Fix incorrect operand modifiers.
183 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
184 * config/spu/spu.md (xor<mode>3): Change %S to %J.
186 Optimize one case of zero_extend of a vec_select.
187 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
189 Accept any immediate for hbr.
190 * config/spu/spu.md (hbr): Change s constraints to i.
192 2007-02-21 Paul Brook <paul@codesourcery.com>
194 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
195 condexec_count when skipping USE and CLOBBER.
197 2007-02-21 Nick Clifton <nickc@redhat.com>
199 * common.opt (Warray-bounds): Add Warning attribute.
200 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
202 (fsized-zeroes): Add Optimization attribute.
203 (fsplit-wide-types, ftree-scev-cprop): Likewise.
204 * c.opt (Wc++0x-compat): Add Warning attribute.
206 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
209 * reload1.c (eliminate_regs_in_insn): In the single_set special
210 case, attempt to re-recognize the insn before falling back to
211 having reload fix it up.
213 2007-02-20 Eric Christopher <echristo@gmail.com>
215 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
217 (frv_read_iacc_argument): Ditto.
218 (frv_expand_set_builtin): Take a call instead of arglist, update for
220 (frv_expand_unop_builtin): Ditto.
221 (frv_expand_binop_builtin): Ditto.
222 (frv_expand_cut_builtin): Ditto.
223 (frv_expand_binopimm_builtin): Ditto.
224 (frv_expand_voidbinop_builtin): Ditto.
225 (frv_expand_int_void2arg): Ditto.
226 (frv_expand_prefetches): Ditto.
227 (frv_expand_voidtriop_builtin): Ditto.
228 (frv_expand_voidaccop_builtin): Ditto.
229 (frv_expand_load_builtin): Ditto.
230 (frv_expand_store_builtin): Ditto.
231 (frv_expand_mdpackh_builtin): Ditto.
232 (frv_expand_mclracc_builtin): Ditto.
233 (frv_expand_mrdacc_builtin): Ditto.
234 (frv_expand_mwtacc_builtin): Ditto.
235 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
238 2007-02-20 Janis Johnson <janis187@us.ibm.com>
240 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
241 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
243 (HAVE_GAS_DFP): Check for assembler support of decimal floating
245 * configure: Regenerate.
246 * config.in: Regenerate.
247 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
248 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
249 masks to power6 and power6x and to POWERPC_MASKS.
250 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
252 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
253 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
254 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
255 Access PROTOTYPE as variable, not mask.
257 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
259 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
260 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
261 * combine.c (adjust_for_new_dest): Use it.
262 * postreload.c (reload_combine): Likewise.
264 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
266 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
267 notes on an insn with multiple sets, even if single_set returns
268 non-NULL for that insn.
270 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
272 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
275 2007-02-20 Geoffrey Keating <geoffk@apple.com>
277 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
278 if user didn't pass it.
279 * config/i386/darwin.h (CC1_SPEC): Likewise.
280 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
281 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
282 -mmacosx-version-min.
284 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
285 Uros Bizjak <ubizjak@gmail.com>
287 * optabs.h (enum optab_index): Add new OTI_scalb.
288 (scalb_optab): Define corresponding macro.
289 * optabs.c (init_optabs): Initialize scalb_optab.
290 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
292 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
293 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
294 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
295 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
296 flag_unsafe_math_optimizations is set.
298 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
299 to implement scalbf, scalb and scalbl built-ins as inline x87
302 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
303 DJ Delorie <dj@redhat.com>
306 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
307 (diagnostic_report_diagnostic): ... here, and turn them into real
308 errors. If warnings are inhibited, no need to do anything.
310 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
312 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
313 better code generation.
315 2007-02-20 Ben Elliston <bje@au.ibm.com>
317 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
319 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
321 * config/alpha/alpha.c, config/alpha/alpha.md,
322 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
323 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
324 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
325 config/arm/lib1funcs.asm: Follow spelling conventions.
327 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
328 config/fr30/fr30.md, config/i386/i386.h,
329 config/iq2000/iq2000.h, config/iq2000/predicates.md,
330 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
331 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
332 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
333 config/rs6000/altivec.md, config/rs6000/rs6000.c,
334 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
335 config/sparc/sparc.c, config/sparc/sparc.h,
336 config/sparc/sparc.md, config/spu/constraints.md,
337 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
340 2007-02-20 Alan Modra <amodra@bigpond.net.au>
343 * varasm.c (use_blocks_for_decl_p): Return false for decls with
346 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
348 * doc/invoke.texi (-ftree-lrs): Remove.
350 2007-02-19 Diego Novillo <dnovillo@redhat.com>
352 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
355 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
357 * config/ia64/ia64.c (ia64_expand_builtin): Use the
358 new CALL_EXPR_FN macro for retrieving the function
359 declaration of the input expression.
361 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
363 * c.opt (Waddress): New.
364 * common.opt (Walways-true): Delete.
365 (Wstring-literal-comparison): Delete.
366 * doc/invoke.texi (Warning Options): Delete -Walways-true and
367 -Wstring-literal-comparison. Add -Waddress.
369 (Walways-true): Delete.
370 (Wstring-literal-comparison): Delete.
371 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
372 consistently instead of -Walways-true in example.
373 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
374 * c-typeck.c (parser_build_binary_op): Replace
375 -Wstring-literal-comparison and -Walways-true with -Waddress.
376 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
379 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
381 * tree-cfg.c (dump_function_to_file): Be prepared for functions
382 without DECL_STRUCT_FUNCTION initialized.
384 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
386 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
387 due to calls to functions taking pointers as parameters.
389 2007-02-19 Richard Henderson <rth@redhat.com>
392 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
395 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
397 * config/s390/s390.c (s390_call_saved_register_used,
398 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
399 accessed to the new scheme.
401 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
403 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
404 (cris_print_index, cris_print_operand, cris_print_operand_address)
405 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
406 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
407 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
409 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
410 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
411 GO_IF_LEGITIMATE_ADDRESS): Ditto.
412 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
413 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
414 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
415 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
416 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
417 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
418 (uminsi3, call, call_value): Ditto.
419 (define_split: indir_to_reg_split, unnamed): Ditto.
421 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
423 PR tree-optimization/30975
424 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
427 2007-02-18 Eric Christopher <echristo@gmail.com>
429 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
430 Remove use of arglist.
431 (mips_expand_builtin): Remove use of arglist, pass in expr.
432 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
433 (mips_expand_builtin_movtf): Ditto.
434 (mips_expand_builtin_compare): Ditto.
436 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
438 * tree-sra.c (sra_build_assignment): Replace assertion
439 checking with a comment explaining why it can't be done.
441 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
444 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
445 during CALL_EXPR representation conversion.
446 * tree-ssa-propagate.c (set_rhs): Likewise.
448 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
450 * tree-sra.c (sra_build_assignment): Disable assertion checking
453 2007-02-18 Roger Sayle <roger@eyesopen.com>
455 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
456 instead of calling build2 with a GIMPLE_MODIFY_STMT.
457 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
459 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
460 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
461 gimplify_init_ctor_eval_range, gimple_push_cleanup,
462 gimplify_omp_for, gimplify_omp_atomic_pipeline,
463 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
464 force_gimple_operand): Likewise.
465 * ipa-cp.c (constant_val_insert): Likewise.
466 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
467 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
468 perfect_nestify): Likewise.
469 * langhooks.c (lhd_omp_assignment): Likewise.
470 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
471 lower_copyprivate_clauses, lower_send_clauses,
472 lower_send_shared_vars, expand_parallel_call,
473 expand_omp_for_generic, expand_omp_for_static_nochunk,
474 expand_omp_for_static_chunk, expand_omp_sections,
475 lower_omp_single_copy, lower_omp_for_lastprivate,
476 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
477 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
478 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
481 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
483 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
484 config/sh/sh.md: Follow spelling conventions.
486 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
487 config/frv/predicates.md: Follow spelling conventions.
489 * config/m68k/linux-unwind.h: Fix a comment typo.
490 * target.h: Follow spelling conventions.
492 2007-02-18 Roger Sayle <roger@eyesopen.com>
494 PR rtl-optimization/28173
495 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
496 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
497 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
498 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
499 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
501 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
503 * builtins.c (fold_builtin_load_exponent): New.
504 (fold_builtin_2): Use it.
506 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
508 PR rtl-optimization/30773
509 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
510 if we fail to attach a REG_EQUIV note.
512 2007-02-18 David Edelsohn <edelsohn@gnu.org>
513 Roger Sayle <roger@eyesopen.com>
515 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
517 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
519 * calls.c (initialize_argument_information): Pass original EXP
520 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
521 code to split complex arguments here, as part of initializing the
523 (expand_call): Remove code that builds a list of arguments and
524 inserts implicit arguments into it. Instead, just count how many
525 implicit arguments there will be so we can determine the size of
526 the ARGS array, and let initialize_argument_information do the work.
527 (split_complex_values): Delete unused function.
529 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
531 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
533 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
535 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
536 for arg pointer based indexed addressing.
538 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
540 * config/ia64/ia64.h, config/ia64/ia64.md,
541 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
542 spelling conventions.
544 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
546 * config/m68k/m68k.c (split_di): New.
547 * config/m68k/m68k-protos.h: Declare split_di.
548 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
549 Improve predicate handling and split constant shifts.
551 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
553 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
554 parameter for register bitfield operations, general predicates
557 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
559 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
560 * config/m68k/linux-unwind.h: New file.
562 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
564 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
565 config/i386/athlon.md, config/ia64/ia64.md,
566 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
567 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
568 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
569 tree-ssa-loop-niter.c, tree-vect-analyze.c,
570 tree-vect-transform.c: Fix comment typos.
572 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
574 * sched-deps.c (find_insn_list): Remove.
575 * sched-int.h: Remove the prototype for find_insn_list.
577 2007-02-16 Geoffrey Keating <geoffk@apple.com>
579 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
581 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
582 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
583 darwin_rs6000_override_options.
584 (C_COMMON_OVERRIDE_OPTIONS): Expect
585 darwin_macosx_version_min to be non-NULL always.
586 (TARGET_C99_FUNCTIONS): Likewise.
587 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
588 (DARWIN_MINVERSION_SPEC): New.
589 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
590 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
592 (DARWIN_MINVERSION_SPEC): New.
593 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
595 * config/darwin-c.c (darwin_cpp_builtins): Expect
596 darwin_macosx_version_min to be non-NULL always.
598 * config/rs6000/rs6000.c: Clean up trailing whitespace.
600 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
602 * config/i386/i386.h (x86_use_xchgb): New.
603 (TARGET_USE_XCHGB): New macro.
604 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
605 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
606 Split after reload into bswaphi for shifts of 8.
607 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
608 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
609 or when optimizing for size.
611 2007-02-16 Richard Guenther <rguenther@suse.de>
612 Christian Bruel <christian.bruel@st.com>
614 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
615 DECLs but prefer SSA_NAMEs over DECLs.
617 2007-02-16 Richard Guenther <rguenther@suse.de>
619 * tree-flow-inline.h (single_imm_use_p): Remove.
620 (zero_imm_uses_p): Likewise.
621 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
622 instead of single_imm_use_p.
623 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
626 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
629 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
630 nested double- and backquotes.
632 2007-02-15 Roger Sayle <roger@eyesopen.com>
635 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
636 should be unreachable.
637 (build2_stat): Allow construction of MODIFY_EXPR at any time.
638 For the time being redirect GIMPLE_MODIFY_STMT to the new
639 (renamed) build_gimple_modify_stmt_stat.
640 (build2_gimple_stat): Rename to...
641 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
642 Always build a GIMPLE_MODIFY_STMT node.
643 * tree.h (build2_gimple, build2_gimple_stat): Delete.
644 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
647 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
648 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
649 * tree-complex.c (set_component_ssa_name, expand_complex_move,
650 expand_complex_div_wide): Likewise.
651 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
652 * tree-ssa-loop-im.c (schedule_sm): Likewise.
653 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
654 * tree-ssa-loop-manip.c (create_iv): Likewise.
655 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
656 abs_replacement): Likewise.
657 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
658 realify_fake_stores): Likewise.
660 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
661 node rather than a GIMPLE_MODIFY_STMT node.
662 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
663 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
665 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
666 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
669 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
672 * fold-const.c (fold_comparison): Add back the
673 folding of constant complex comparisions.
675 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
678 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
679 effects unknown to this function, return early.
681 2007-02-15 Ian Lance Taylor <iant@google.com>
683 * lower-subreg.c (move_eh_region_note): New static function.
684 (resolve_simple_move): Call it.
685 (decompose_multiword_subregs): Track blocks for which we resolve a
686 simple move which is also a control flow insn. Pass them to
687 find_many_sub_basic_blocks.
688 (pass_lower_subreg): Add TODO_verify_flow.
689 (pass_lower_subreg2): Likewise.
691 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
692 Brooks Moses <brooks.moses@codesourcery.com>
693 Lee Millward <lee.millward@codesourcery.com>
695 * tree.h (enum tree_code_class): Add tcc_vl_exp.
696 (VL_EXP_CLASS_P): New.
697 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
699 (TREE_OPERAND_CHECK_CODE): Likewise.
700 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
701 (TREE_RTL_OPERAND_CHECK): Likewise.
702 (tree_operand_check_failed): Make second parameter the whole tree
703 instead of its code. Fixed callers.
705 (TREE_OPERAND_LENGTH): New.
706 (VL_EXP_OPERAND_LENGTH): New.
708 (CALL_EXPR_STATIC_CHAIN): New.
709 (CALL_EXPR_ARGS): New.
710 (CALL_EXPR_ARG): New.
711 (call_expr_nargs): New.
712 (CALL_EXPR_ARGP): New.
713 (build_nt_call_list): Declare.
714 (build_vl_exp_stat): Declare.
716 (build_call_list): Declare.
717 (build_call_nary): Declare.
718 (build_call_valist): Declare.
719 (build_call_array): Declare.
720 (call_expr_arg): Declare.
721 (call_expr_argp): Declare.
722 (call_expr_arglist): Declare.
723 (fold_build_call_list): Declare.
724 (fold_build_call_list_initializer): Declare.
725 (fold_call_expr): Declare to replace fold_builtin.
726 (fold_builtin_fputs): Update to agree with modified definition.
727 (fold_builtin_strcpy): Likewise.
728 (fold_builtin_strncpy): Likewise.
729 (fold_builtin_memory_chk): Likewise.
730 (fold_builtin_stxcpy_chk): Likewise.
731 (fold_builtin_strncpy_chk): Likewise.
732 (fold_builtin_next_arg): Likewise.
733 (fold_build_call_expr): Declare.
734 (fold_builtin_call_list): Declare.
735 (fold_builtin_call_valist): Declare.
736 (build_call_expr): Declare.
737 (validate_arglist): Update to agree with modified definition.
738 (tree_operand_length): New.
739 (call_expr_arg_iterator): New.
740 (init_call_expr_arg_iterator): New.
741 (next_call_expr_arg): New.
742 (first_call_expr_arg): New.
743 (more_call_expr_args_p): New.
744 (FOR_EACH_CALL_EXPR_ARG): New.
746 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
748 (tree_code_size): Update documentation. Use sizeof (tree) rather
749 than sizeof (char *).
750 (tree_size): Likewise. Add case for tcc_vl_exp.
751 (tree_node_structure): Add case for tcc_vl_exp.
752 (contains_placeholder_p): Likewise.
753 (substitute_in_expr): Likewise.
754 (substitute_placeholder_in_expr): Likewise.
755 (stabilize_reference_1): Likewise.
756 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
757 to diagnose breakage of this interface for constructing CALL_EXPRs.
758 (build_nt): Add similar assertion here.
759 (build_nt_call_list): New.
760 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
761 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
763 (get_callee_fndecl): Use new CALL_EXPR accessors.
764 (tree_operand_check_failed): Change parameters to pass entire node
765 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
766 (process_call_operands): New.
767 (build_vl_exp_stat): New.
768 (build_call_list): New.
769 (build_call_nary): New.
770 (build_call_valist): New.
771 (build_call_array): New.
772 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
773 (call_expr_arglist): New.
775 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
776 tcc_vl_exp instead of a fixed-size tcc_expression.
778 * doc/c-tree.texi (CALL_EXPR): Document new representation and
779 accessors for CALL_EXPRs.
780 (AGGR_INIT_EXPR): Likewise.
782 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
783 Brooks Moses <brooks.moses@codesourcery.com>
784 Lee Millward <lee.millward@codesourcery.com>
786 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
787 (expand_builtin_nonlocal_goto): Change parameter to be entire
788 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
789 (expand_builtin_prefetch): Likewise.
790 (expand_builtin_classify_type): Likewise.
791 (mathfn_built_in): Return NULL_TREE instead of 0.
792 (expand_errno_check): Use new CALL_EXPR accessors.
793 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
794 Return NULL_RTX instead of 0.
795 (expand_builtin_mathfn_2): Likewise.
796 (expand_builtin_mathfn_3): Likewise.
797 (expand_builtin_interclass_mathfn): Likewise.
798 (expand_builtin_sincos): Likewise.
799 (expand_builtin_cexpi): Likewise.
800 (expand_builtin_int_roundingfn): Likewise.
801 (expand_builtin_int_roundingfn_2): Likewise.
802 (expand_builtin_pow): Likewise.
803 (expand_builtin_powi): Likewise.
804 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
805 of arglist, fixing callers appropriately. Use new CALL_EXPR
806 accessors and constructors. Return NULL_RTX instead of 0.
807 (expand_builtin_strstr): Likewise.
808 (expand_builtin_strchr): Likewise.
809 (expand_builtin_strrchr): Likewise.
810 (expand_builtin_strpbrk): Likewise.
811 (expand_builtin_memcpy): Likewise.
812 (expand_builtin_mempcpy): Likewise.
813 (expand_builtin_mempcpy_args): New.
814 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
815 (expand_builtin_memmove_args): New.
816 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
817 (expand_movstr): Likewise.
818 (expand_builtin_strcpy): Likewise.
819 (expand_builtin_strcpy_args): New.
820 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
821 (expand_builtin_strncpy): Likewise.
822 (expand_builtin_memset): Likewise.
823 (expand_builtin_memset_args): New.
824 (expand_builtin_bzero): Similarly to expand_builtin_memset.
825 (expand_builtin_memcmp): Likewise.
826 (expand_builtin_strcmp): Likewise.
827 (expand_builtin_strncmp): Likewise.
828 (expand_builtin_strcat): Likewise.
829 (expand_builtin_strncat): Likewise.
830 (expand_builtin_strspn): Likewise.
831 (expand_builtin_strcspn): Likewise.
832 (expand_builtin_args_info): Likewise.
833 (expand_builtin_va_start): Likewise.
834 (gimplify_va_arg_expr): Likewise.
835 (expand_builtin_va_end): Likewise.
836 (expand_builtin_va_copy): Likewise.
837 (expand_builtin_frame_address): Likewise.
838 (expand_builtin_alloca): Likewise.
839 (expand_builtin_bswap): Likewise.
840 (expand_builtin_unop): Likewise.
841 (expand_builtin_fputs): Likewise.
842 (expand_builtin_expect): Likewise.
843 (expand_builtin_fabs): Likewise.
844 (expand_builtin_copysign): Likewise.
845 (expand_builtin_printf): Likewise.
846 (expand_builtin_fprintf): Likewise.
847 (expand_builtin_sprintf): Likewise.
848 (expand_builtin_init_trampoline): Likewise.
849 (expand_builtin_signbit): Likewise.
850 (expand_builtin_fork_or_exec): Likewise.
851 (expand_builtin_sync_operation): Likewise.
852 (expand_builtin_compare_and_swap): Likewise.
853 (expand_builtin_lock_test_and_set): Likewise.
854 (expand_builtin_lock_release): Likewise.
855 (expand_builtin): Likewise.
856 (builtin_mathfn_code): Likewise.
858 (fold_builtin_constant_p): Pass call arguments individually instead
859 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
860 accessors and constructors. Return NULL_TREE instead of 0.
861 (fold_builtin_expect): Likewise.
862 (fold_builtin_classify_type): Likewise.
863 (fold_builtin_strlen): Likewise.
864 (fold_builtin_nan): Likewise.
865 (integer_valued_real_p): Likewise.
866 (fold_trunc_transparent_mathfn): Likewise.
867 (fold_fixed_mathfn): Likewise.
868 (fold_builtin_cabs): Likewise.
869 (fold_builtin_sqrt): Likewise.
870 (fold_builtin_cbrt): Likewise.
871 (fold_builtin_cos): Likewise.
872 (fold_builtin_cosh): Likewise.
873 (fold_builtin_tan): Likewise.
874 (fold_builtin_sincos): Likewise.
875 (fold_builtin_cexp): Likewise.
876 (fold_builtin_trunc): Likewise.
877 (fold_builtin_floor): Likewise.
878 (fold_builtin_ceil): Likewise.
879 (fold_builtin_round): Likewise.
880 (fold_builtin_int_roundingfn): Likewise.
881 (fold_builtin_bitop): Likewise.
882 (fold_builtin_bswap): Likewise.
883 (fold_builtin_logarithm): Likewise.
884 (fold_builtin_hypot): Likewise.
885 (fold_builtin_pow): Likewise.
886 (fold_builtin_powi): Likewise.
887 (fold_builtin_exponent): Likewise.
888 (fold_builtin_memset): Likewise.
889 (fold_builtin_bzero): Likewise.
890 (fold_builtin_memory_op): Likewise.
891 (fold_builtin_bcopy): Deleted; call site changed to invoke
892 fold_builtin_memory_op directly.
893 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
894 (fold_builtin_strncpy): Likewise.
895 (fold_builtin_memcmp): Likewise.
896 (fold_builtin_strcmp): Likewise.
897 (fold_builtin_strncmp): Likewise.
898 (fold_builtin_signbit): Likewise.
899 (fold_builtin_copysign): Likewise.
900 (fold_builtin_isascii): Likewise.
901 (fold_builtin_toascii): Likewise.
902 (fold_builtin_isdigit): Likewise.
903 (fold_builtin_fabs): Likewise.
904 (fold_builtin_abs): Likewise.
905 (fold_builtin_fmin_fmax): Likewise.
906 (fold_builtin_carg): Likewise.
907 (fold_builtin_classify): Likewise.
908 (fold_builtin_unordered_cmp): Likewise.
910 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
911 New functions split out from fold_builtin_1.
912 (fold_builtin_n): New.
913 (fold_builtin_varargs): New.
914 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
916 (fold_call_expr): New.
917 (build_function_call_expr): Rewrite to use new helper function.
918 (fold_builtin_call_list): New.
919 (build_call_expr): New.
920 (fold_builtin_call_valist): New.
921 (rewrite_call_expr): New.
923 (validate_arglist): Change parameter to be entire CALL_EXPR instead
924 of an arglist. Change return type to bool. Use new CALL_EXPR
927 (fold_builtin_strstr): Pass call arguments individually instead
928 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
929 accessors and constructors. Return NULL_TREE instead of 0.
930 (fold_builtin_strchr): Likewise.
931 (fold_builtin_strrchr): Likewise.
932 (fold_builtin_strpbrk): Likewise.
933 (fold_builtin_strcat): Likewise.
934 (fold_builtin_strncat): Likewise.
935 (fold_builtin_strspn): Likewise.
936 (fold_builtin_strcspn): Likewise.
937 (fold_builtin_fputs): Likewise.
938 (fold_builtin_next_arg): Likewise.
939 (fold_builtin_sprintf): Likewise.
941 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
942 NULL_RTX instead of 0.
943 (expand_builtin_memory_chk): Likewise.
944 (maybe_emit_chk_warning): Likewise.
945 (maybe_emit_sprintf_chk_warning): Likewise.
947 (fold_builtin_object_size): Pass call arguments individually instead
948 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
949 accessors and constructors. Return NULL_TREE instead of 0.
950 (fold_builtin_memory_chk): Likewise.
951 (fold_builtin_stxcpy_chk): Likewise.
952 (fold_builtin_strncpy_chk): Likewise.
953 (fold_builtin_strcat_chk): Likewise.
954 (fold_builtin_strcat_chk): Likewise.
955 (fold_builtin_strncat_chk): Likewise.
956 (fold_builtin_sprintf_chk): Likewise.
957 (fold_builtin_snprintf_chk): Likewise.
958 (fold_builtin_printf): Likewise.
959 (fold_builtin_vprintf): Likewise.
961 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
963 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
964 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
965 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
966 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
967 (fold_unary): Likewise.
968 (fold_binary): Likewise.
969 (fold_ternary): Remove CALL_EXPR case, since they are no longer
971 (fold): Add logic for tcc_vl_exp.
972 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
973 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
974 (fold_build3_stat): Add assertion to flag broken interface for
975 constructing CALL_EXPRs.
976 (fold_build_call_list): New.
977 (fold_build_call_list_initializer): New.
978 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
980 (fold_strip_sign_ops): Likewise.
982 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
983 Brooks Moses <brooks.moses@codesourcery.com>
984 Lee Millward <lee.millward@codesourcery.com>
986 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
987 accessors and dump arguments explicitly.
989 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
991 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
993 (print_call_name): Use new CALL_EXPR accessors.
995 * print-tree.c (print_node): Add case tcc_vl_exp. Print
996 CALL_EXPR arguments explicitly instead of as a list. Use
997 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
999 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
1000 (vrp_visit_stmt): Likewise.
1002 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
1003 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
1005 (force_move_till_expr): Likewise.
1007 * targhooks.c (default_external_stack_protect_fail): Use
1008 build_call_expr instead of build_function_call_expr.
1009 (default_hidden_stack_protect_fail): Likewise.
1011 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
1014 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
1015 and walk arguments explicitly.
1017 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1018 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1019 (expand_simple_operations): Likewise.
1020 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1022 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1023 of TREE_CODE_LENGTH.
1024 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1026 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1027 instead of TREE_CODE_LENGTH.
1029 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1030 (tree_ic_transform): Likewise.
1031 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1032 parameter instead of arglist. Fix callers.
1033 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1034 (tree_stringops_transform): Likewise.
1035 (tree_indirect_call_to_profile): Likewise.
1036 (tree_stringops_values_to_profile): Likewise.
1038 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1039 (eliminate_tail_call): Likewise.
1041 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1043 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1044 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1046 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1048 * omp-low.c (build_omp_barrier): Use build_call_expr.
1049 (lower_rec_input_clauses): Likewise.
1050 (lower_reduction_clauses): Likewise.
1051 (expand_parallel_call): Likewise.
1052 (maybe_catch_exception): Likewise.
1053 (expand_omp_for_generic): Likewise.
1054 (expand_omp_for_static_nochunk): Likewise.
1055 (expand_omp_sections): Likewise.
1056 (lower_omp_single_simple): Likewise.
1057 (lower_omp_single_copy): Likewise.
1058 (lower_omp_master): Likewise.
1059 (lower_omp_ordered): Likewise.
1060 (lower_omp_critical): Likewise.
1062 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1063 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1065 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1066 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1067 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1069 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1070 and generalize to handle any number of operands.
1071 (chrec_contains_undetermined): Likewise.
1072 (tree_contains_chrecs): Likewise.
1073 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1075 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1077 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1078 fold_call_expr instead of fold_builtin.
1079 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1080 match declarations there.
1081 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1084 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1085 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1087 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1088 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1090 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1093 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1094 (execute_cse_sincos): Use new CALL_EXPR accessors.
1096 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1098 * gimple-low.c (lower_function_body): Use build_call_expr.
1099 (lower_builtin_setjmp): Likewise.
1101 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1102 (set_storage_via_libcall): Likewise.
1103 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1104 instead of TREE_CODE_LENGTH.
1105 (expand_expr_real_1): Use new CALL_EXPR accessors.
1107 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1108 generalize to handle any number of operands.
1109 (TB_parent_eq): Likewise.
1111 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1112 (strip_builtin_expect): Likewise.
1114 * function.c (gimplify_parameters): Use build_call_expr.
1116 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1117 instead of TREE_CODE_LENGTH.
1119 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1120 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1122 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1125 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1126 (gimplify_decl_expr): Likewise.
1127 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1128 Use new CALL_EXPR iterators.
1129 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1130 (gimplify_modify_expr_to_memset): Likewise.
1131 (gimplify_variable_sized_compare): Likewise.
1132 (gimplify_omp_atomic_fetch_op): Likewise.
1133 (gimplify_omp_atomic_pipeline): Likewise.
1134 (gimplify_omp_atomic_mutex): Likewise.
1135 (gimplify_function_tree): Likewise.
1137 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1138 (call_expr_flags): Likewise.
1139 (expand_call): Likewise.
1141 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1142 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1145 * coverage.c (create_coverage): Use build_call_expr.
1147 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1148 (temp_call_expr_obstack): New.
1149 (pool_copy_list): Delete.
1150 (temp_copy_call_expr): New.
1151 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1152 CALL_EXPR accessors. Get rid of special goo for copying argument
1153 lists and use temp_copy_call_expr instead.
1154 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1155 CALL_EXPR accessors.
1156 (create_expression_by_pieces): Likewise. Use build_call_array
1157 to construct the result instead of fold_build3.
1158 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1159 dealing with argument lists.
1160 (init_pre): Remove references to expression_node_pool and
1161 list_node_pool. Init temp_call_expr_obstack instead.
1162 (fini_pre): Remove references to expression_node_pool and
1165 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1166 and walk arguments explicitly instead of as a list.
1168 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1169 (mx_register_decls): Likewise.
1170 (mudflap_register_call): Likewise.
1171 (mudflap_finish_file): Likewise.
1173 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1174 (ipa_callsite_compute_param): Likewise.
1176 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1177 accessors and constructor.
1179 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1180 accessors and constructor.
1181 (convert_tramp_reference): Likewise.
1182 (convert_call_expr): Likewise.
1183 (finalize_nesting_tree_1): Likewise.
1185 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1188 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1190 * tree-inline.c (initialize_inlined_parameters): Pass entire
1191 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1193 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1194 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1196 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1197 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1198 (vectorizable_reduction): Likewise.
1199 (vectorizable_call): Use new CALL_EXPR iterators.
1200 (vectorizable_conversion): Use build_call_expr.
1201 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1202 (vect_gen_widened_results_half): Use build_call_expr.
1203 (vect_setup_realignment): Likewise.
1204 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1206 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1207 (pass_through_call): Likewise.
1208 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1211 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1212 (tree_gen_pow2_profiler): Likewise.
1213 (tree_gen_one_value_profiler): Likewise.
1214 (tree_gen_ic_func_profiler): Likewise.
1215 (tree_gen_average_profiler): Likewise.
1216 (tree_gen_ior_profiler): Likewise.
1218 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1219 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1220 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1222 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1223 of TREE_CODE_LENGTH.
1225 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1226 of TREE_CODE_LENGTH.
1228 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1230 (convert_to_integer): Likewise.
1232 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1235 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1236 Brooks Moses <brooks.moses@codesourcery.com>
1237 Lee Millward <lee.millward@codesourcery.com>
1239 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1241 * config/frv/frv.c (frv_expand_builtin): Likewise.
1242 * config/s390/s390.c (s390_expand_builtin): Likewise.
1244 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1245 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1247 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1248 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1249 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1250 (ix86_expand_store_builtin): Likewise.
1251 (ix86_expand_unop_builtin): Likewise.
1252 (ix86_expand_unop1_builtin): Likewise.
1253 (ix86_expand_sse_compare): Likewise.
1254 (ix86_expand_sse_comi): Likewise.
1255 (ix86_expand_vec_init_builtin): Likewise.
1256 (ix86_expand_vec_ext_builtin): Likewise.
1257 (ix86_expand_vec_set_builtin): Likewise.
1258 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1260 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1261 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1263 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1264 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1265 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1267 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1269 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1270 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1271 arglist. Use new CALL_EXPR accessors. Fix callers.
1272 (altivec_expand_abs_builtin): Likewise.
1273 (rs6000_expand_binop_builtin): Likewise.
1274 (altivec_expand_predicate_builtin): Likewise.
1275 (altivec_expand_lv_builtin): Likewise.
1276 (spe_expand_stv_builtin): Likewise.
1277 (altivec_expand_stv_builtin): Likewise.
1278 (rs6000_expand_ternop_builtin): Likewise.
1279 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1280 (altivec_expand_st_builtin): Likewise.
1281 (altivec_expand_dst_builtin): Likewise.
1282 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1283 arglist. Use new CALL_EXPR accessors. Fix callers.
1284 (altivec_expand_vec_set_builtin): Likewise.
1285 (altivec_expand_vec_ext_builtin): Likewise.
1286 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1287 (spe_expand_builtin): Likewise.
1288 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1289 arglist. Use new CALL_EXPR accessors. Fix callers.
1290 (spe_expand_evsel_builtin): Likewise.
1291 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1292 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1294 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1295 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1296 (arm_expand_unop_builtin): Likewise.
1297 (arm_expand_builtin): Use new CALL_EXPR accessors.
1299 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1302 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1303 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1304 (bfin_expand_unop_builtin): Likewise.
1305 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1307 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1308 Brooks Moses <brooks.moses@codesourcery.com>
1309 Lee Millward <lee.millward@codesourcery.com>
1311 * c-semantics.c (build_stmt): Add internal diagnostic check.
1313 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1314 accessors. Print arguments explicitly instead of as a list.
1316 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1318 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1319 (c_finish_omp_flish): Likewise.
1321 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1322 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1323 instead of TREE_CODE_LENGTH.
1324 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1325 (c_warn_unused_result): Likewise.
1327 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1330 * doc/invoke.texi (Warning Options): Remove
1331 -Werror-implicit-function-declaration.
1332 (Wimplicit-function-declaration): Update description.
1333 * opts.c (common_handle_option): Move handling of -Werror=* to...
1334 (enable_warning_as_error): ...here.
1335 * opts.h (enable_warning_as_error): Declare.
1336 * c-decl.c (implicit_decl_warning): Unless
1337 -Wno-implicit-function-declaration is given, emit a pedwarn if
1338 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1339 * c.opt (Wimplicit-function-declaration): Replace
1340 mesg_implicit_function_declaration with
1341 warn_implicit_function_declaration.
1342 * c-opts.c (c_common_handle_option):
1343 -Werror-implicit-function-declaration is exactly equal as
1344 -Werror=implicit-function-declaration.
1345 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1346 warn_implicit_function_declaration.
1347 (c_common_post_options): -Wimplict-function-declaration is enabled
1348 by default by -std=c99, otherwise is disabled by default.
1349 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1351 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1353 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1354 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1355 former is ignored but not the latter.
1357 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1359 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1360 is made and the reference doesn't use the alias set of its type,
1361 do not create the temporary using that type.
1363 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1365 * jump.c: Remove prototypes for delete_computation and
1366 delete_prior_computation.
1368 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1370 * jump.c (get_label_after): Delete.
1371 (get_label_before, delete_computation, delete_jump,
1372 delete_prior_computation, follow_jumps): Move...
1373 * reorg.c (delete_computation, delete_prior_computation): ... here...
1374 (get_label_before, delete_jump): ... making these static ...
1375 (follow_jumps): ... and simplifying this since it only runs after
1377 * rtl.h (get_label_after, get_label_before, delete_jump,
1378 follow_jumps): Delete prototypes.
1380 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1382 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1384 2007-02-15 Nick Clifton <nickc@redhat.com>
1386 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1387 order to prevent it from being munged by the target.
1389 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1391 * config/i386/i386.md: Remove misleading comment.
1393 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1395 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1396 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1399 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1401 * tree-sra.c (instantiate_missing_elements): Canonicalize
1403 (sra_build_assignment): New.
1404 (generate_copy_inout, generate_element_copy,
1405 generate_element_zero, generate_one_element_init): Use it.
1407 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1409 * tree-sra.c (instantiate_missing_elements): Canonicalize
1411 (sra_build_assignment): New.
1412 (generate_copy_inout, generate_element_copy,
1413 generate_element_zero, generate_one_element_init): Use it.
1415 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1417 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1420 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1422 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1423 types as aggregates not scalars.
1424 * function.c (assign_stack_temp_for_type): Likewise.
1426 2007-02-14 Roger Sayle <roger@eyesopen.com>
1427 Zdenek Dvorak <dvorakz@suse.cz>
1429 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1432 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1434 * passes.c (next_pass_1): Clear the next field of the copied
1437 2007-02-14 Richard Henderson <rth@redhat.com>
1439 * tree-sra.c (early_sra): New.
1440 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1441 (tree_sra_early, pass_sra_early): New.
1442 * tree-pass.h (pass_sra_early): Declare.
1443 * passes.c (init_optimization_passes): Use it.
1445 2007-02-14 Richard Guenther <rguenther@suse.de>
1447 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1449 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1451 PR tree-optimization/30771
1452 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1454 (vect_analyze_operations): Induction phis can now be marked as
1456 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1457 Update documentation accordingly.
1459 2007-02-14 Nick Clifton <nickc@redhat.com>
1461 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1462 most 3 arguments are supported.
1463 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1465 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1467 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1468 Ensure dst->current is valid.
1470 2007-02-13 Paul Brook <paul@codesourcery.com>
1472 * config.gcc: Add arm*-*-uclinux-*eabi.
1473 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1474 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1475 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1476 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1477 (LINK_SPEC): Define.
1479 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1481 * config/arm/uclinux-eabi.h: New file.
1482 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1483 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1486 2007-02-13 Ian Lance Taylor <iant@google.com>
1488 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1489 * flags.h (warn_strict_overflow): Declare.
1490 (enum warn_strict_overflow_code): Define.
1491 (issue_strict_overflow_warning): New static inline function.
1492 * opts.c (warn_strict_overflow): New variable.
1493 (common_handle_option): Handle OPT_Wstrict_overflow and
1494 OPT_Wstrict_overflow_.
1495 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1497 * fold-const.c: Include intl.h.
1498 (fold_deferring_overflow_warnings): New static variable.
1499 (fold_deferred_overflow_warning): New static variable.
1500 (fold_deferred_overflow_code): New static variable.
1501 (fold_defer_overflow_warnings): New function.
1502 (fold_undefer_overflow_warnings): New function.
1503 (fold_undefer_and_ignore_overflow_warnings): New function.
1504 (fold_deferring_overflow_warnings_p): New function.
1505 (fold_overflow_warning): New static function.
1506 (make_range): Add strict_overflow_p parameter. Change all
1508 (extract_muldiv, extract_muldiv_1): Likewise.
1509 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1510 tree_expr_nonnegative_p.
1511 (fold_negate_expr): Call fold_overflow_warning.
1512 (fold_range_test): Likewise.
1513 (fold_comparison): Likewise.
1514 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1515 instead of tree_expr_nonnegative_p.
1516 (tree_expr_nonnegative_warnv_p): Rename from
1517 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1518 (tree_expr_nonnegative_p): New function.
1519 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1520 strict_overflow_p parameter.
1521 (tree_expr_nonzero_p): New function.
1522 * passes.c (verify_interpass_invariants): New static function.
1523 (execute_one_pass): Call it.
1524 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1526 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1527 (estimate_numbers_of_iterations): Likewise.
1528 (scev_probably_wraps_p): Likewise.
1529 * tree-ssa-ccp.c: Include "toplev.h".
1530 (evaluate_stmt): Defer fold overflow warnings until we know we are
1532 (struct fold_stmt_r_data): Add stmt field.
1533 (fold_stmt_r): Defer fold overflow warnings until we know we
1535 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1536 (fold_stmt_inplace): Likewise.
1537 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1538 (cleanup_control_expr_graph): Defer fold overflow warnings until
1539 we know we are going to optimize.
1540 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1541 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1543 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1544 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1545 * tree-ssa-loop-manip.c (create_iv): Likewise.
1546 * c-typeck.c (build_conditional_expr): Likewise.
1547 (build_binary_op): Likewise.
1548 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1549 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1550 (extract_range_from_unary_expr): Likewise.
1551 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1552 assuming that signed overflow does not occur.
1553 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1554 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1555 (fold_defer_overflow_warnings): Declare.
1556 (fold_undefer_overflow_warnings): Declare.
1557 (fold_undefer_and_ignore_overflow_warnings): Declare.
1558 (fold_deferring_overflow_warnings_p): Declare.
1559 (tree_expr_nonzero_warnv_p): Declare.
1560 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1562 (Warning Options): Document -Wstrict-overflow.
1563 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1564 (tree-ssa-ccp.o): Likewise.
1565 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1566 (fold-const.o): Depend on intl.h.
1568 2007-02-13 Ian Lance Taylor <iant@google.com>
1571 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1574 2007-02-13 Stuart Hastings <stuart@apple.com>
1576 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1578 2007-02-13 Richard Henderson <rth@redhat.com>
1580 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1581 handled_component_p before looking for the indirect_ref.
1583 2007-02-13 Richard Henderson <rth@redhat.com>
1585 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1586 remove flags clobber.
1587 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1588 (bswaphi_lowpart): New.
1589 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1590 remove TARGET_BSWAP test. Delete expander of the same name.
1592 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1593 (expand_unop): Use them.
1595 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1597 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1598 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1599 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1600 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1601 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1602 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1603 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1604 assembler dialect choice from asm templates.
1606 2007-02-12 Richard Henderson <rth@redhat.com>
1608 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1609 (fixuns_trunc<SSEMODEF>si2): Use it.
1610 * config/i386/sse.md (vec_setv4sf_0): Export.
1611 * config/i386/i386.c (ix86_build_const_vector): Export.
1612 (ix86_split_convert_uns_si_sse): Rename from
1613 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1614 * config/i386/i386-protos.h: Update.
1616 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1619 * c-typeck.c (c_finish_return): Improve warning message.
1621 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1623 * alias.c (find_symbolic_term): Delete unused function.
1625 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1627 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1628 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1629 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1631 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1633 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1634 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1635 the function, temporarily point the debug interface to the null one.
1637 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1639 * dwarf2out.c (round_up_to_align): New static function.
1640 (field_byte_offset): Use it to round the offset.
1642 2007-02-12 Richard Henderson <rth@redhat.com>
1644 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1645 (inswl_const): Export.
1647 2007-02-12 Richard Henderson <rth@redhat.com>
1649 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1650 result mode of the libcall, convert back to outmode.
1652 2007-02-12 Roger Sayle <roger@eyesopen.com>
1654 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1655 (bswapdi2): New define_expand to implement 32-bit implementation.
1657 2007-02-12 Nick Clifton <nickc@redhat.com>
1659 * doc/invoke.texi (Overall Options): Document --help=.
1660 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1661 (cc1_options): Pass --help= on to cc1.
1662 (display_help): Add description of --help=.
1663 (process_command): Add code to handle --help=. Allow translated
1664 --help and --target-help switches to be passed on to compiler
1666 (main): Remove unused if statement.
1667 * opts.c (columns): Remove.
1668 (LEFT_COLUMN): Define.
1669 (wrap_help): Add columns argument.
1670 (print_filtered_help): Change parameters to be an include bitmask,
1671 an exclude bitmask, an any bitmask and the column width. Move the
1672 code to display the params list here. Add code to display the
1673 status of options rather than their descriptions if the quiet flag
1675 (print_specific_help): Change parameters to be an include bitmask,
1676 an exclude bitmask and an any bitmask. Move code to look up the
1677 column width here. Decide upon the title for an options listing.
1678 (common_handle_options): Add code to handle --help=. Adapt code
1679 for --help and --target-help to use the revised form of the
1680 print_specific_help function.
1681 (print_help): Delete.
1682 (print_param_help): Delete.
1683 (print_switch): Delete.
1684 * opts.h (cl_lang_count): Add prototype.
1685 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1686 CL_MAX_OPTION_CLASS): New defines.
1687 * optc-gen.awk: Add construction of cl_lang_count.
1688 * c.opt: Add Warning attribute to warning options and Optimization
1689 attribute to optimization options.
1690 * common.opt: Likewise.
1692 Add -fhelp and -ftarget-help as aliases for the transformed --help
1693 and --target-help options.
1694 * opt-functions.awk: Add code to handle Warning and Optimization
1697 2007-02-12 Richard Henderson <rth@redhat.com>
1699 * config/alpha/constraints.md: New file.
1700 * config/alpha/alpha.c: Include tm-constrs.h.
1701 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1702 alpha_extra_constraint): Remove.
1703 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1704 * config/alpha/alpha-protos.h: Update.
1705 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1706 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1707 (EXTRA_CONSTRAINT): Remove.
1708 * config/alpha/alpha.md: Include constraints.md.
1709 (adddi splitter): Use satisfies_constraint_*.
1710 * config/alpha/predicates.md (add_operand): Likewise.
1711 (sext_add_operand, addition_operation): Likewise.
1713 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1715 PR tree-optimization/29145
1716 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1717 in our handling of restrict qualified pointers.
1719 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1722 * doc/invoke.texi (Wunused-value): Update description.
1723 (Wextra): Delete item.
1724 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1725 value of Wunused-value.
1726 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1727 (c_finish_stmt_expr): Don't check extra_warnings.
1728 (emit_side_effect_warnings): The caller is responsible to check
1731 2007-02-11 Roger Sayle <roger@eyesopen.com>
1732 Matt Thomas <matt@3am-software.com>
1734 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1736 2007-02-11 Roger Sayle <roger@eyesopen.com>
1738 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1739 comparisons of POPCOUNT against zero.
1740 (simplify_const_relational_operation): Likewise.
1742 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1744 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1746 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1748 * dwarf2out.c (root_type): Delete unused function.
1750 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1752 * genattrtab.c (contained_in_p): Delete unused function.
1753 (write_expr_attr_cache): Likewise.
1755 2007-02-11 Jan Hubicka <jh@suse.cz>
1757 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1760 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1762 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1763 to add the REG_EQ* note.
1764 * see.c (see_merge_one_use_extension): Likewise.
1765 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1766 turn REG_EQUAL notes into REG_EQUIV notes if the target
1767 register may have more than one set.
1768 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1769 * gcse.c (try_replace_reg): Likewise.
1770 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1771 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1772 more than one REG_EQUIV note.
1773 * reload1.c (gen_reload): Use set_unique_reg_note.
1775 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1777 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1778 (ix86_builtin_conversion): New function.
1780 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1783 * tree.h (DECL_REPLACEABLE_P): New macro.
1784 * except.c (set_nothrow_function_flags): Likewise.
1786 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1787 Ira Rosen <irar@il.ibm.com>
1788 Dorit Nuzman <dorit@il.ibm.com>
1790 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1791 * targhooks.c (default_builtin_vectorized_conversion): New.
1792 * targhooks.h (default_builtin_vectorized_function): New declaration.
1793 * target.h (struct vectorize): Add builtin_conversion field.
1794 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1795 stmt_vec_info_type value.
1796 (vectorizable_conversion): New declaration.
1797 * tree-vect-analyze.c (vect_analyze_operations): Add
1798 vectorizable_conversion call.
1799 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1800 * tree-vect-transform.c (vectorizable_conversion): New function.
1801 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1802 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1804 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1805 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1806 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1807 or ALTIVEC_BUILTIN_VCFSX.
1809 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1812 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1813 CONST_DOUBLE and operand 0 is a hard register.
1814 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1815 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1816 is a hard floating-point register.
1818 2007-02-10 Richard Henderson <rth@redhat.com>
1819 Jakub Jelinek <jakub@redhat.com>
1820 Alexandre Oliva <aoliva@redhat.com>
1822 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1823 * builtin-types.def (BT_WORD): Make unsigned.
1824 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1825 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1826 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1827 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1828 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1829 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1831 * expr.c (emutls_var_address): New.
1832 (expand_expr_real_1): Expand emulated tls.
1833 (expand_expr_addr_expr_1): Likewise.
1834 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1835 * output.h (emutls_finish): Declare.
1836 * toplev.c (compile_file): Call it.
1837 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1838 address before wrapping in CONST.
1839 * varasm.c (emutls_htab, emutls_object_type): New.
1840 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1841 (get_emutls_object_name, get_emutls_object_type): New.
1842 (get_emutls_init_templ_addr, emutls_decl): New.
1843 (emutls_common_1, emutls_finish): New.
1844 (assemble_variable): When emulating tls, swap decls; generate
1845 constructor for the emutls objects.
1846 (do_assemble_alias): When emulating tls, swap decl and target name.
1847 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1849 * varpool.c (decide_is_variable_needed): Look at force_output.
1850 Recurse for emulated tls.
1851 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1852 with decide_is_variable_needed.
1853 * emutls.c: New file.
1854 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1855 tls_object for real tls.
1857 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1859 PR rtl-optimization/29599
1860 * reload1.c (eliminate_regs_in_insn): Take the destination
1861 mode into account when computing the offset.
1863 2007-02-09 Stuart Hastings <stuart@apple.com>
1864 Richard Henderson <rth@redhat.com>
1866 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1867 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1868 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1869 fixuns_truncdfhi2): New.
1870 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1871 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1872 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1873 (floatunssidf2): Allow nonimmediate source.
1874 * gcc/config/i386/sse.md (movdi_to_sse): New.
1875 (vec_concatv2di): Drop '*'.
1876 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1877 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1878 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1880 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1881 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1882 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1883 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1884 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1885 ix86_build_const_vector.
1886 (x86_emit_floatuns): Rewrite.
1888 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1890 * genautomata.c (longest_path_length): Delete unused function.
1891 (struct state): Delete unused longest_path_length.
1892 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1893 (get_free_state): Delete unused.
1895 2007-02-09 Jan Hubicka <jh@suse.cz>
1897 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1898 * doc/invoke.texi (inline-unit-growth): Update default value.
1900 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1901 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1902 (rebuild_cgraph_edges): Likewise.
1903 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1904 (dump_cgraph_node): Dump frequencies.
1905 (cgraph_clone_edge): Add frequency scales.
1906 (cgraph_clone_node): Add freuqnecy.
1907 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1908 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1909 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1910 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1911 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1912 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1913 (save_inline_function_body): Likewise.
1914 * ipa-inline.c: inluce rtl.h
1915 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1916 (cgraph_edge_badness): Use frequencies.
1917 (cgraph_decide_recursive_inlining): Update clonning.
1918 (cgraph_decide_inlining_of_small_function): Dump frequency.
1919 * predict.c (estimate_bb_frequencies): Export.
1920 * predict.h (estimate_bb_frequencies): Declare.
1921 * tree-inline.c (copy_bb): Watch overflows.
1922 (expand_call_inline): Update call of cgraph_create_edge.
1923 (optimize_inline_calls): Use TODO flags to update frequnecies.
1924 * passes.h: Include predict.h
1925 (init_optimization_passes): Move profile ahead.
1926 (execute_function_todo): Handle TODO_rebuild_frequencies.
1928 2007-02-09 Roger Sayle <roger@eyesopen.com>
1930 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1931 the insbl or inswl pattern into a register.
1933 2007-02-09 Roger Sayle <roger@eyesopen.com>
1935 * config/ia64/ia64.md (bswapdi2): New define_insn.
1937 2007-02-09 Richard Henderson <rth@redhat.com>
1939 * config/i386/constraints.md (Ym): New constraint.
1940 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1941 (movdi_1_rex64): Split sse and xmm general register moves from
1942 memory move alternatives. Use conditional register constraints.
1943 (movsf_1, movdf_integer): Likewise.
1944 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1945 (movdf_integer_rex64): New.
1946 (pushsf_rex64): Fix output constraints.
1947 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1948 (sse2_stored): Likewise.
1949 (sse2_storeq_rex64): New.
1950 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1951 amd and not generic.
1952 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1953 for optimize_size. Remove SF/DFmode hack.
1955 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1957 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1960 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1961 Richard Sandiford <richard@codesourcery.com>
1963 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1964 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1965 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1966 m68k/t-mlib to tmake_file.
1967 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1968 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1969 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1970 Allow it to be cf or m68k. Set m68k_arch_family. If that
1971 variable is not empty, add t-$m68k_arch_family to tmake_file.
1972 Add t-mlibs to tmake_file.
1973 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1974 * config/m68k/t-cf: New file.
1975 * config/m68k/t-m68k: Likewise.
1976 * config/m68k/t-mlibs: Likewise.
1977 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1978 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1979 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1980 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1981 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1983 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1984 (INSTALL_LIBGCC): Delete.
1985 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1986 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1987 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1988 (M68K_MLIB_CPU): Define.
1989 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1990 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1991 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1993 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1994 Richard Guenther <rguenther@suse.de>
1997 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1998 against INT_MIN/INT_MAX.
1999 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
2000 file if a loop is removed.
2002 2007-02-09 Joseph Myers <joseph@codesourcery.com>
2004 * calls.c (store_one_arg): Pass correct alignment to
2005 emit_push_insn for non-BLKmode values.
2006 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
2007 unaligned stack slot via a suitably aligned slot.
2009 2007-02-08 DJ Delorie <dj@redhat.com>
2011 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
2013 (legal_subregs): Use unsigned char, make const.
2014 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
2016 2007-02-08 Paul Brook <paul@codesourcery.com>
2018 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2019 special interworking needed.
2021 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2023 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2024 conditional to __SSE2__.
2025 (Entries below should have been added to first ChangeLog
2026 entry for amdfam10 dated 2007-02-05)
2027 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2029 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2031 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2034 2007-02-08 DJ Delorie <dj@redhat.com>
2036 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2037 * config/m32c/m32c.c (legal_subregs): New.
2038 (m32c_illegal_subreg_p): New.
2039 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2040 unsupported subregs of hard regs.
2042 2007-02-08 Jan Hubicka <jh@suse.cz>
2044 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2045 the same one; always update histograms.
2047 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2049 * passes.c (init_optimization_passes): Tidy comment.
2051 2007-02-08 Roger Sayle <roger@eyesopen.com>
2053 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2054 strip zero_extend, bswap and rotates from POCOUNT's argument.
2055 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2056 zero_extend and rotates from PARITY's argument.
2057 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2058 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2059 of an integer constant at compile-time.
2061 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2064 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2066 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2069 * tree-ssa-live.c (remove_unused_locals): Do not remove
2070 TREE_ADDRESSABLE variables.
2071 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2072 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2073 FOR_CLOBBER. Update all users.
2074 If VAR has an associated alias set, add a virtual operand for
2075 it if no alias is found to conflict with the memory reference.
2077 2007-02-07 Jan Hubicka <jh@suse.cz>
2078 Robert Kidd <rkidd@crhc.uiuc.edu>
2080 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2082 2007-02-07 Ian Lance Taylor <iant@google.com>
2084 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2086 2007-02-07 Roger Sayle <roger@eyesopen.com>
2088 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2089 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2090 tablejumpdi, movsi_to_cr_one): Remove constraints from
2091 define_expand's match_operands.
2093 2007-02-07 Roger Sayle <roger@eyesopen.com>
2095 * global.c (compute_regsets): Move declatation of "i" inside of
2096 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2098 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2101 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2102 of INDIRECT_REF <RESULT_DECL>.
2104 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2106 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2107 Kaz Kojima <kkojima@gcc.gnu.org>
2110 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2112 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2114 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2116 * doc/loop.texi: Document possibility not to perform disambiguation
2117 of loops with multiple latches.
2118 * cfgloopmanip.c (alp_enum_p): Removed.
2119 (add_loop): Handle subloops. Use get_loop_body_with_size.
2120 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2121 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2122 the new forwarder block.
2123 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2124 Handle the case latch is NULL.
2125 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2126 when marking loop exits.
2127 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2129 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2130 disambiguate_loops_with_multiple_latches.
2131 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2132 before fix_loop_structure.
2133 * cfgloop.c: Include pointer-set.h and output.h.
2134 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2135 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2136 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2137 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2138 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2139 disambiguate_multiple_latches, get_loop_body_with_size,
2140 disambiguate_loops_with_multiple_latches): New functions.
2141 (flow_loop_dump): Dump multiple latch edges.
2142 (flow_loop_nodes_find): Handle loops with multiple latches.
2143 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2144 (glb_enum_p): Modified.
2145 (get_loop_body): Use get_loop_body_with_size.
2146 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2147 (AVOID_CFG_MODIFICATIONS): New constant.
2148 (disambiguate_loops_with_multiple_latches, add_loop,
2149 get_loop_body_with_size): Declare.
2150 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2152 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2155 * global.c (compute_regsets): New function.
2156 (global_alloc): Refactored ELIMINABLE_REGSET
2157 and NO_GLOBAL_ALLOC_REGS computation out.
2158 (rest_of_handle_global_alloc): Call compute_regsets()
2159 for non-optimizing case.
2161 2007-02-06 Richard Henderson <rth@redhat.com>
2163 * config/i386/constraints.md (Y2): Rename from Y.
2164 (Yi): New constraint.
2165 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2166 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2167 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2168 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2169 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2170 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2171 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2172 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2173 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2174 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2175 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2176 vec_extractv2si_1): Change Y constraints to Y2.
2177 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2178 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2179 Change Y constraints to Y2.
2180 (sse2_loadld): Change Y constraints to x.
2182 2007-02-06 Roger Sayle <roger@eyesopen.com>
2184 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2185 (parity<mode>2): New define_expand using rs6000_emit_parity.
2186 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2187 rs6000_emit_parity): New functions.
2188 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2189 rs6000_emit_parity): Prototype here.
2191 2007-02-06 Ian Lance Taylor <iant@google.com>
2193 * lower-subreg.c (simple_move_operand): Reject CONST.
2194 (resolve_clobber): Call validate_change rather than directly
2195 assigning to XEXP (pat, 0).
2197 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2199 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2200 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2201 (tree-cfg.o): Remove hashtab.h dependency.
2203 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2204 (struct ivopts_data): Change niters to pointer_map_t.
2205 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2206 (niter_for_exit): Create pointer_map on demand. Change for
2208 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2209 (free_loop_data): Destroy data->niters if created and reset field.
2210 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2211 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2213 * tree-ssa-reassoc.c: Include pointer-set.h.
2214 (bb_rank): Change to long *.
2215 (operand_rank): Change to pointer_map_t.
2216 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2217 (insert_operand_rank): Accept long.
2218 (operand_entry_hash, operand_entry_eq): Remove.
2219 (get_rank): Return long. Adjust for changes above.
2220 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2222 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2224 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2225 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2226 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2228 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2229 directly since it cannot be NULL.
2230 (get_vi_for_tree): Rewrite for pointer_map API.
2231 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2232 (init_alias_vars): Create vi_for_tree as pointer_map.
2233 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2235 * tree-cfg.c: Don't include hashtab.h.
2236 (edge_to_cases): Declare as pointer_map.
2237 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2239 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2240 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2241 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2243 (record_switch_edge): Delete.
2244 (get_cases_for_edge): Adjust for pointer_map API, inline
2245 record_switch_edge (rewritten for new API), remove goto.
2247 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2249 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2250 * tree-nested.c: Include pointer-set.h.
2251 (var_map_elt, var_map_eq, var_map_hash): Delete.
2252 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2254 (nesting_info_bitmap_obstack): New.
2255 (lookup_field_for_decl): Adjust for pointer_map API.
2256 (lookup_tramp_for_decl): Adjust for pointer_map API.
2257 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2258 (get_local_debug_decl): Adjust for pointer_map API.
2259 (convert_nl_goto_reference): Adjust for pointer_map API.
2260 (convert_nl_goto_receiver): Adjust for pointer_map API.
2261 (create_nesting_tree): Create outside GGC space. Create bitmap on
2262 the new obstack. Create field_map and var_map as pointer_maps.
2263 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2265 (lower_nested_functions): Move root here, no need to NULL it.
2266 Initialize and release the obstack.
2268 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2270 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2271 Remove prototypes and make them non-static.
2272 (struct tree_int_map): Remove.
2273 * tree.h (struct tree_int_map): Move here, turning TO into an
2275 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2277 * tree.h (TREE_COMPLEXITY): Remove.
2278 (struct tree_exp): Remove complexity field.
2279 * tree.c (build1_stat): Don't set it.
2281 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2282 Victor Kaplansky <victork@il.ibm.com>
2284 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2285 (vect_is_simple_reduction): Support reduction with induction as
2286 one of the operands.
2287 (vect_is_simple_iv_evolution): Fix formatting.
2288 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2289 formatting. Don't mark induction phis for vectorization.
2290 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2291 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2292 (vect_get_vec_def_for_operand): Support induction.
2293 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2295 (vectorizable_reduction): Support reduction with induction as one of
2297 (vectorizable_type_demotion): Use def-type of stmt argument rather
2298 than dummy def-type.
2300 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2301 flag_tree_scev_cprop.
2302 * common.opt (tree-scev-cprop): New flag.
2304 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2305 call to vect_get_new_vect_var.
2307 2007-02-06 Ira Rosen <irar@il.ibm.com>
2309 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2310 vectype is not NULL.
2311 (vect_pattern_recog_1): Likewise.
2313 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2315 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2316 (fold_negate_expr): Likewise.
2318 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2321 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2322 even if cv-qualification is the same.
2324 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2326 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2327 __enable_execute_stack on completion.
2329 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2331 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2332 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2333 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2334 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2335 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2336 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2337 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2338 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2340 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2342 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2343 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2344 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2345 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2346 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2347 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2348 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2349 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2350 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2351 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2352 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2353 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2354 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2355 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2356 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2357 sqrtextenddfxf2_i387): Added amdfam10_decode.
2359 * config/i386/athlon.md (athlon_idirect_amdfam10,
2360 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2361 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2362 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2363 athlon_ivector_store_amdfam10): New define_insn_reservation.
2364 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2367 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2369 * config/i386/athlon.md (athlon_call_amdfam10,
2370 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2371 define_insn_reservation.
2372 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2373 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2374 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2376 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2378 * config/i386/athlon.md (athlon_sseld_amdfam10,
2379 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2380 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2382 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2384 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2385 define_insn_reservation.
2386 * config/i386/i386.md (sseins): Added sseins to define_attr type
2387 and define_attr unit.
2388 * config/i386/sse.md: Set type attribute to sseins for insertq
2391 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2393 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2394 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2395 ssecomi_load_amdfam10, ssecomi_amdfam10,
2396 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2397 define_insn_reservation.
2398 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2400 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2402 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2403 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2404 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2405 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2406 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2407 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2408 define_insn_reservation.
2410 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2411 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2412 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2413 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2414 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2416 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2418 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2419 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2420 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2421 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2422 athlon_ssemul_load_k8): Added amdfam10.
2424 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2426 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2427 (x86_sse_unaligned_move_optimal): New variable.
2429 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2431 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2432 for unaligned vector SSE double/single precision loads for AMDFAM10.
2434 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2436 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2437 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2438 Define TARGET_CPU_DEFAULT_amdfam10.
2439 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2440 (processor_type): Add PROCESSOR_AMDFAM10.
2442 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2443 processor_type in config/i386/i386.h.
2444 Enable imul peepholes for TARGET_AMDFAM10.
2446 * config.gcc: Add support for --with-cpu option for amdfam10.
2448 * config/i386/i386.c (amdfam10_cost): New variable.
2449 (m_AMDFAM10): New macro.
2450 (m_ATHLON_K8_AMDFAM10): New macro.
2451 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2452 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2453 x86_promote_QImode, x86_integer_DFmode_moves,
2454 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2455 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2456 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2457 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2458 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2459 Enable/disable for amdfam10.
2460 (override_options): Add amdfam10_cost to processor_target_table.
2461 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2462 processor_alias_table.
2463 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2464 (ix86_adjust_cost): Add code for amdfam10.
2466 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2468 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2469 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2470 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2471 * config/i386/i386.h: Add builtin definition for SSE4A.
2472 * config/i386/i386.md: Add support for ABM instructions
2474 * config/i386/sse.md: Add support for SSE4A instructions
2475 (movntss, movntsd, extrq, insertq).
2476 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2477 Add -march=amdfam10 flag.
2478 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2479 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2481 * doc/extend.texi: Add documentation for SSE4A builtins.
2483 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2485 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2487 2007-02-05 Richard Guenther <rguenther@suse.de>
2489 * tree-vectorizer.h (vectorizable_function): Add argument type
2490 argument, change return type.
2491 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2492 * tree-vect-transform.c (vectorizable_function): Handle extra
2493 argument, return vectorized function decl.
2494 (build_vectorized_function_call): Remove.
2495 (vectorizable_call): Handle calls with result and argument types
2496 differing. Handle loop vectorization factor correctly.
2497 * targhooks.c (default_builtin_vectorized_function): Adjust for
2499 * targhooks.h (default_builtin_vectorized_function): Likewise.
2500 * target.h (builtin_vectorized_function): Add argument type
2502 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2503 extra argument, allow vectorizing of lrintf.
2504 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2505 documentation of target hook.
2507 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2510 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2511 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2512 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2514 2007-02-05 Roger Sayle <roger@eyesopen.com>
2516 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2517 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2518 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2519 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2520 before canonicalizing sincos to cexpi.
2521 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2523 2007-02-05 Roger Sayle <roger@eyesopen.com>
2525 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2526 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2527 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2529 2007-02-05 Roger Sayle <roger@eyesopen.com>
2531 * mips-tfile.c (initialize_init_file): Correct endianness test.
2533 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2535 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2538 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2540 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2541 saves in a PARALLEL before the register assignments.
2543 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2545 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2546 DWARF_FRAME_RETURN_COLUMN to be a general register.
2547 * dwarf2out.c (init_return_column_size): New function, split from...
2548 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2549 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2550 to be nongeneral registers.
2551 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2553 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2554 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2556 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2558 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2560 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2562 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2563 (remove_path): Use can_remove_branch_p and remove_branch instead
2564 of loop_delete_branch_edge.
2565 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2566 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2567 Update profile using scale_dominated_blocks_in_loop.
2568 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2569 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2570 (can_remove_branch_p, remove_branch): Declare.
2571 * tree-cfg.c (tree_can_remove_branch_p): New function.
2572 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2573 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2574 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2576 2007-02-05 Jan Hubicka <jh@suse.cz>
2579 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2580 nodes in cgraph, don't remove offline copy of the function.
2582 2007-02-04 Jan Hubicka <jh@suse.cz>
2584 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2585 vectors might cause maybe_lookup_element_for_expr to be called
2586 on non-sra-candidate.
2588 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2590 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2591 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2592 spelling conventions.
2594 2007-02-04 Richard Guenther <rguenther@suse.de>
2597 * fold-const.c (try_move_mult_to_index): Make sure to not
2598 overflow one dimension of a multi-dimensional array access.
2600 2007-02-04 Jan Hubicka <jh@suse.cz>
2602 * passes.c (init_optimization_passes): Reindent.
2604 2007-02-04 Jan Hubicka <jh@suse.cz>
2605 Eric Botcazou <ebotcazou@adacore.com>
2607 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2608 (execute_fixup_cfg): Break out the abnormal goto code.
2609 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2610 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2611 (optimize_inline_calls): Call make_nonlocal_label_edges.
2613 2007-02-04 Jan Hubicka <jh@suse.cz>
2615 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2616 true when something was changed.
2617 (rename_ssa_copies): When something was changed, do
2618 TODO_remove_unused_locals.
2619 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2620 add TODO_remove_unused_locals when instruction was removed.
2622 2007-02-04 Jan Hubicka <jh@suse.cz>
2624 * ipa-inline.c (try_inline): Improve debug output; work on already
2626 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2627 call try_inline for already inlined edges too when flattening;
2628 inline also functions that make callee growth but overall unit size
2631 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2633 * config/m32c/bitops.md, config/m32c/jump.md,
2634 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2635 config/m32r/m32r.h, config/m32r/m32r.md,
2636 config/m32r/predicates.md, config/m68hc11/larith.asm,
2637 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2638 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2639 config/mips/mips-protos.h, config/mips/mips.c,
2640 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2641 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2642 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2643 spelling conventions.
2645 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2646 Follow spelling conventions.
2648 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2650 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2651 warn about C++0x compatibility.
2653 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2655 * config/h8300/h8300.c, config/h8300/h8300.h,
2656 config/h8300/h8300.md: Follow spelling conventions.
2658 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2661 * combine.c (try_combine): Do not substitute source operand
2662 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2664 2007-02-03 Jan Hubicka <jh@suse.cz>
2666 PR gcov-profile/30650
2667 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2668 do not divide by zero for never executed counters.
2669 (tree_find_values_to_profile): Fix counters.
2670 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2672 2007-02-03 Ian Lance Taylor <iant@google.com>
2674 * lower-subreg.c (simple_move_operand): New static function,
2675 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2677 (simple_move): Call simple_move_operand.
2678 (find_decomposable_subregs): Add special handling of MEMs.
2679 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2680 meaning of return value. If we see a hard register, test whether
2681 it can store a word_mode value. Change all callers.
2683 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2685 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2686 ftrapv insns and expanders.
2687 (subdi3): Change define_expand operand 1 to arith11_operand, and
2688 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2689 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2690 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2694 * varasm.c (notice_global_symbol): Treat global objects as weak when
2697 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2699 * emit-rtl.c (dconstpi): Delete.
2701 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2702 * real.h (dconstpi): Delete.
2704 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2705 (fold_builtin_hypot): Likewise.
2707 2007-02-03 Tom Tromey <tromey@redhat.com>
2710 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2711 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2713 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2715 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2716 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2717 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2718 config/rs6000/cell.md, config/rs6000/darwin.h,
2719 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2720 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2721 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2722 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2723 typos. Follow spelling conventions.
2724 * doc/invoke.texi: Follow spelling conventions.
2726 2007-02-03 Roger Sayle <roger@eyesopen.com>
2728 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2729 canonicalization transformations that attempt to simplify integer
2730 constant comparisons to become comparisons against zero.
2732 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2734 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2736 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2737 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2739 2007-02-02 Mike Stump <mrs@apple.com>
2741 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2742 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2743 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2744 generate a branch island.
2746 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2748 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2749 (xtensa_legitimate_address_p): New.
2750 (xtensa_legitimize_address): New.
2751 (xtensa_output_addr_const_extra): New.
2752 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2754 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2755 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2756 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2757 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2758 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2759 (xtensa_legitimize_address): New.
2760 (xtensa_output_addr_const_extra): New.
2762 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2764 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2766 2007-02-02 Ian Lance Taylor <iant@google.com>
2768 * expmed.c (expand_divmod): Add comment.
2770 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2772 * emit-rtl.c (renumber_insns): Remove.
2773 * flags.h: Remove the extern for flag_renumber_insns.
2774 * rtl.h: Remove the prototype for renumber_insns.
2775 * toplev.c (flag_renumber_insns): Remove.
2777 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2779 Revert for x86 darwin:
2780 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2782 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2783 code before the following patch under TARGET_MACHO.
2784 (ix86_function_value_regno_p): Likewise.
2786 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2788 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2791 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2794 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2795 general or fp registers. Add comments.
2796 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2798 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2800 * pointer-set.c (insert_aux): Only return insertion slot.
2801 (pointer_set_insert): Adjust.
2802 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2803 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2804 pointer_map_traverse): New.
2805 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2806 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2807 pointer_map_contains, pointer_map_traverse): Declare.
2809 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2812 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2813 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2815 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2817 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2819 (struct _dep): New type.
2820 (dep_t): New typedef.
2821 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2822 (DEP_STATUS): New access macro. The macro with the same name was
2823 renamed to DEP_LINK_STATUS.
2824 (dep_init): Declare function
2826 (struct _dep_link): New type.
2827 (dep_link_t): New typedef.
2828 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2829 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2830 (DEP_LINK_STATUS): New macro.
2831 (debug_dep_links): New debug function.
2833 (struct _deps_list): New type.
2834 (deps_list_t): New typedef.
2835 (DEPS_LIST_FIRST): New access macro.
2836 (FOR_EACH_DEP_LINK): New cycle macro.
2837 (create_deps_list, free_deps_list, delete_deps_list): Declare
2839 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2840 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2841 (copy_deps_list_change_con): Ditto.
2843 (move_dep_link): Declare function.
2845 (struct _dep_node): New type.
2846 (dep_node_t): New typedef.
2847 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2849 (struct haifa_insn_data.back_deps): New field to hold backward
2850 dependencies of the insn.
2851 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2853 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2854 Change its type to deps_list_t.
2855 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2856 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2857 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2859 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2861 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2863 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2865 (dep_cost): Declare.
2867 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2868 (ds_to_dk, dk_to_ds): New functions.
2870 (init_dep_1): New static function.
2871 (init_dep): New function.
2872 (copy_dep): New static function.
2874 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2876 (detach_dep_link): New static function.
2877 (move_dep_link): New function.
2879 (dep_links_consistent_p, dump_dep_links): New static functions.
2880 (debug_dep_links): New debugging function.
2882 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2884 (alloc_deps_list, init_deps_list): New static functions.
2885 (create_deps_list): New function.
2886 (clear_deps_list): New static function.
2887 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2888 (deps_list_consistent_p, dump_deps_list): New static functions.
2889 (debug_deps_list): New function.
2890 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2892 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2894 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2895 use new scheduler dependencies lists.
2896 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2897 (sched_analyze): Ditto. Initialize dependencies lists.
2898 (add_forw_dep, compute_forward_dependences): Update to use new
2899 scheduler dependencies lists.
2901 (init_dependency_caches): Init deps_obstack.
2902 (free_dependency_caches): Free deps_obstack.
2904 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2905 new scheduler dependencies lists.
2906 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2907 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2909 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2910 Update to use new scheduler dependencies lists.
2911 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2912 (debug_dependencies): Ditto.
2913 (schedule_region): Update comments.
2915 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2916 scheduler dependencies lists.
2917 (schedule_ebb): Update comments.
2919 * rtl.def (DEPS_LIST): Remove.
2921 * lists.c (unused_deps_list): Remove.
2922 (free_list): Update assertions.
2924 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2925 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2927 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2928 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2930 * haifa-sched.c (comments): Update.
2931 (insn_cost1): Remove. Inline the code into insn_cost ().
2932 (insn_cost): Update to use new scheduler dependencies lists. Move
2933 processing of the dependency cost to dep_cost ().
2934 (dep_cost): New function. Use it instead of insn_cost () when
2935 evaluating cost of the dependency. Use compatible interface to
2936 interact with the target.
2937 (priority): Update to use new scheduler dependencies lists.
2938 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2939 with greater number of insns that depend on the insn.
2940 (schedule_insn): Update to use new scheduler dependencies lists. Add
2941 code to free backward dependencies lists. Inline and optimize code
2942 from resolve_dep () - see PR28071.
2943 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2944 lists. Update call to targetm.sched.is_costly_dependence hook.
2946 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2947 scheduler dependencies lists.
2949 (resolve_dep): Remove. Move the logic to schedule_insn ().
2950 (init_h_i_d): Initialize dependencies lists.
2952 (process_insn_depend_be_in_spec): Rename to
2953 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2955 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2956 Update to use new scheduler dependencies lists.
2957 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2959 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2960 new scheduler dependencies lists.
2961 (build_intra_loop_deps): Ditto.
2963 * target.h (struct _dep): Declare to use in
2964 gcc_target.sched.is_costly_dependence.
2965 (struct gcc_target.sched.adjust_cost): Fix typo.
2966 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2967 single dep_t parameter instead of an equivalent triad.
2968 (struct gcc_target.sched.adjust_cost_2): Remove.
2970 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2972 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2974 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2976 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2978 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2979 (REG_DEP_TRUE): Document.
2981 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2982 Change signature to correspond to the targetm.sched.adjust_cost hook.
2983 Update use in TARGET_SCHED_ADJUST_COST_2.
2984 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2985 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2986 new scheduler dependencies lists.
2987 (ia64_gen_check): Ditto.
2989 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2992 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2993 signature to correspond to the targetm.sched.is_costly_dependence hook.
2994 (is_costly_group): Update to use new scheduler dependencies lists.
2996 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2997 instead of INSN_COST () macro.
2999 2007-02-01 Ian Lance Taylor <iant@google.com>
3001 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
3003 2007-02-01 Guy Martin <gmsoft@gentoo.org>
3005 * pa.md (tp_load): Correct mfctl instruction syntax.
3007 2007-02-01 Geoffrey Keating <geoffk@apple.com>
3009 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
3010 altivec_padding_size calculation on AIX. Improve comment, add
3011 assert to verify that it's right.
3013 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
3016 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3019 * global.c (global_alloc): Add mising initialization of
3022 2007-02-01 Roger Sayle <roger@eyesopen.com>
3024 * alias.c (init_alias_analysis): Correct whitespace.
3025 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3026 partition_hot_cold_basic_blocks): Likewise.
3027 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3028 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3029 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3030 fold_builtin_snprintf_chk, fold_builtin_printf,
3031 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3032 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3033 * cfgcleanup.c (cleanup_cfg): Likewise.
3034 * cfgexpand.c (tree_expand_cfg): Likewise.
3035 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3036 * function.c (get_next_funcdef_no): Likewise.
3037 * gengtype.c (main): Likewise.
3038 * genmodes.c (main): Likewise.
3039 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3040 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3041 * ifcvt.c (noce_emit_move_insn): Likewise.
3042 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3044 * stor-layout.c (get_best_mode): Likewise.
3045 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3046 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3047 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3048 perform_var_substitution, solve_graph): Likewise.
3049 * tree-vrp.c (vrp_finalize): Likewise.
3051 2007-02-01 Ian Lance Taylor <iant@google.com>
3053 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3054 high part of a paradoxical subreg, return a constant zero.
3056 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3058 * toplev.c (lang_dependent_init): Call init_set_costs.
3059 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3061 2007-02-01 Richard Guenther <rguenther@suse.de>
3064 * fold-const.c (fold_negate_expr): Allow negating a
3065 constant if overflow does not change.
3067 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3069 * doc/c-tree.texi (Expression trees): Improve markup.
3070 * doc/tm.texi (Register Classes, Addressing Modes)
3071 (Floating Point): Fix spacing after abbreviations. Fix some
3074 2007-02-01 Ben Elliston <bje@au.ibm.com>
3076 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3077 * doc/contrib.texi: Likewise.
3078 * doc/install.texi: Likewise.
3080 2007-01-31 Richard Henderson <rth@redhat.com>
3081 Ian Lance Taylor <iant@google.com>
3083 * lower-subreg.c: New file.
3084 * rtl.def (CONCATN): Define.
3085 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3087 * emit-rtl.c (update_reg_offset): New static function, broken out
3088 of gen_rtx_REG_offset.
3089 (gen_rtx_REG_offset): Call update_reg_offset.
3090 (gen_reg_rtx_offset): New function.
3091 * regclass.c: Revert patch of 2006-03-05, restoring
3093 (clear_reg_info_regno): New function.
3094 * dwarf2out.c (concatn_loc_descriptor): New static function.
3095 (loc_descriptor): Handle CONCATN.
3096 * common.opt (fsplit_wide_types): New option.
3097 * opts.c (decode_options): Set flag_split_wide_types when
3099 * timevar.def (TV_LOWER_SUBREG): Define.
3100 * rtl.h (gen_reg_rtx_offset): Declare.
3101 (reg_scan_update): Declare.
3102 * regs.h (clear_reg_info_regno): Declare.
3103 * tree-pass.h (pass_lower_subreg): Declare.
3104 (pass_lower_subreg2): Declare.
3105 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3106 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3108 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3109 * Makefile.in (OBJS-common): Add lower-subreg.o.
3110 (lower-subreg.o): New target.
3112 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3114 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3116 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3119 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3121 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3124 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3126 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3128 * cfgloop.h: Include vec-prim.h.
3129 (enum li_flags): Remove LI_ONLY_OLD.
3130 (loop_iterator): Changed.
3131 (fel_next, fel_init): Iterate over loop tree.
3132 (FOR_EACH_LOOP_BREAK): New macro.
3133 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3135 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3136 * modulo-sched.c (sms_schedule): Ditto.
3137 * tree-vectorizer.c (vectorize_loops): Ditto.
3138 * doc/loop.texi: Update information on loop numbering and behavior of
3139 FOR_EACH_LOOP wrto new loops.
3140 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3141 add_to_evolution_1): Test nestedness of loops instead of comparing
3143 * tree-chrec.c (chrec_fold_plus_poly_poly,
3144 chrec_fold_multiply_poly_poly, chrec_evaluate,
3145 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3146 reset_evolution_in_loop): Ditto.
3147 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3149 2007-01-31 Dirk Mueller <dmueller@suse.de>
3151 * c-common.c (warn_about_parentheses): Separate warning about
3152 un-parenthized sequence of comparison operators from the one
3153 which is supposed to warn about x <= y <= z.
3155 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3157 * optabs.h (enum optab_index): Add new OTI_isinf.
3158 (isinf_optab): Define corresponding macro.
3159 * optabs.c (init_optabs): Initialize isinf_optab.
3160 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3162 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3163 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3165 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3166 expand_builtin_interclass_mathfn.
3167 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3168 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3169 (fxam<mode>2_i387): New insn pattern.
3170 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3171 built-in functions as x87 inline asm.
3173 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3175 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3177 2007-01-30 Eric Christopher <echristo@apple.com>
3179 * config.gcc: Add geode.
3181 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3183 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3184 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3185 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3186 value-prof.c: Fix comment typos.
3188 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3191 * doc/invoke.texi (Wpointer-arith): Document warning.
3193 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3195 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3196 the list of discrepancies from the draft TR.
3198 2007-01-30 Dirk Mueller <dmueller@suse.de>
3201 * doc/invoke.texi (-Wreturn-type): Update description to
3204 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3206 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3208 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3210 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3211 to handle optabs that operate on floating point input argument and
3212 output to integer output.
3213 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3214 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3215 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3216 expand_builtin_interclass_mathfn ().
3217 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3219 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3220 ilogbl built-in functions as x87 intrinsics.
3222 2007-01-30 Richard Guenther <rguenther@suse.de>
3225 * dwarf2out.c (reference_to_unused): Query varpool if the
3226 variable was output.
3228 2007-01-30 Richard Guenther <rguenther@suse.de>
3231 * passes.c (execute_one_pass): Reset in_gimple_form to not
3232 confuse non-unit-at-a-time mode.
3234 2007-01-29 Roger Sayle <roger@eyesopen.com>
3235 Richard Guenther <rguenther@suse.de>
3237 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3238 avoid undefined behaviour on overflow. Use force_fit_type_double
3239 to construct the constant with the specified TREE_OVERFLOW.
3241 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3243 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3244 * config/dfp-bit.h: Ditto.
3246 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3248 * c-decl.c (pop_scope): Replace warnings with call to
3249 warn_for_unused_label.
3250 * c-common.h (warn_for_unused_label): Declare.
3251 * c-common.c (warn_for_unused_label): Define.
3253 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3255 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3258 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3260 * Makefile.in (USER_H): Remove decfloat.h.
3261 * ginclude/decfloat.h: Delete, moving contents to ...
3262 * ginclude/float.h: Add support for decimal floating point,
3263 guarded by __STDC_WANT_DEC_FP__.
3265 2007-01-29 Mike Stump <mrs@apple.com>
3267 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3268 Analysis and Representation to resolve case insensitive conflict.
3269 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3271 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3273 * tree.h (struct tree_memory_tag): Add aliases member.
3274 (MTAG_ALIASES): New macro.
3275 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3276 (add_may_alias): Remove pointer-set. Update for may_aliases being
3278 (mark_aliases_call_clobbered): Update for may_aliases being a
3280 (compute_tag_properties): Ditto.
3281 (create_partition_for): Ditto.
3282 (compute_memory_partitions): Ditto.
3283 (dump_may_aliases_for): Ditto.
3284 (is_aliased_with): Ditto.
3285 (add_may_alias_for_new_tag): Ditto.
3286 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3287 (compute_is_aliased): New function.
3288 (compute_may_aliases): Call compute_is_aliased).
3289 (init_alias_info): Initialize alias_bitmap_obstack.
3290 (union_alias_set_into): New function.
3291 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3292 (have_common_aliases_p): Rewrite to take two bitmaps and use
3294 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3296 (finalize_ref_all_pointers): Update for add_may_alias changes.
3297 (new_type_alias): Ditto.
3298 * tree-flow-inline.h (may_aliases): Return a bitmap.
3299 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3300 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3301 may_aliases being a bitmap.
3302 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3303 may_aliases now returns a bitmap.
3304 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3306 * tree-ssa-operands.c (add_virtual_operand): Update for
3307 may_aliases being a bitmap.
3309 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3311 PR tree-optimization/30630
3312 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3313 variable as changed.
3315 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3318 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3319 expanded only once even if an error occurs.
3321 2007-01-29 Ben Elliston <bje@au.ibm.com>
3323 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3324 (__gcov_average_profiler): Likewise.
3325 (__gcov_ior_profiler): Likewise.
3326 (__gcov_merge_ior): Likewise.
3328 2007-01-28 Jan Hubicka <jh@suse.cz>
3330 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3331 * value-prof.c (stringop_block_profile): Likewise.
3333 2007-01-28 Jan Hubicka <jh@suse.cz>
3335 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3336 variant handling histograms; add wrapper.
3337 (clear_storage_via_libcall): Export.
3338 (emit_block_move_hints): Break out from ...; add histograms.
3339 (emit_block_move): ... this one.
3340 (clear_storage_hints): Break out from ...; add histograms.
3341 (clear_storage): ... this one.
3342 (set_storage_via_memset): Handle histogram.
3343 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3344 (clear_storage_hints, clear_storage_via_libcall): Declare.
3345 (set_storage_via_setmem): Update prototype.
3346 * doc/md.texi (movmem, setmem): Document new arguments.
3348 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3350 (stringop_block_profile): New global function.
3351 (tree_stringops_values_to_profile): Profile block size and alignment.
3352 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3354 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3355 (stringop_block_profile): Declare.
3356 * builtins.c: Include value-prof.h.
3357 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3358 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3359 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3360 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3361 * profile.c (instrument_values): Add new counters.
3362 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3364 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3365 (tree_init_edge_profiler): Build new profilers.
3366 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3367 (pass_tree_profile): Add dump.
3368 (tree_profile_hooks): Update.
3369 * Makefile.in (LIBGCOV): Add new constants.
3370 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3371 __gcov_ior_profiler): New.
3372 * i386.md (movmem/setmem expanders): Add new optional arguments.
3374 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3376 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3378 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3380 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3381 (tree_unswitch_single_loop): Pass eni_size_weights to
3382 tree_num_loop_insns.
3383 * tree-ssa-loop-manip.c: Include tree-inline.h.
3384 (can_unroll_loop_p): Pass eni_size_weights to
3385 tree_num_loop_insns.
3386 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3387 Pass eni_size_weights to estimate_num_insns.
3388 * tree.h (init_inline_once): Export.
3389 * toplev.c (backend_init): Call init_inline_once.
3390 * cgraphunit.c (cgraph_process_new_functions,
3391 cgraph_analyze_function): Pass eni_inlining_weights to
3393 * ipa-inline.c (compute_inline_parameters): Ditto.
3394 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3395 to estimate_num_insns.
3396 (try_unroll_loop_completely): Pass eni_size_weights to
3397 tree_num_loop_insns.
3398 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3399 ot estimate_num_insns.
3400 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3401 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3402 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3403 eni_time_weights): New variables.
3404 (init_inline_once): Initialize them.
3405 (struct eni_data): Mew.
3406 (estimate_num_insns_1, estimate_num_insns): Use weights.
3407 * tree-inline.h (struct eni_weights_d): New.
3408 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3409 (estimate_num_insns): Declaration changed.
3410 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3411 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3412 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3414 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3416 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3417 relations in the conflict function is valid.
3419 2007-01-27 Ian Lance Taylor <iant@google.com>
3421 * common.opt: Add fstrict-overflow.
3422 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3423 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3424 (TYPE_OVERFLOW_UNDEFINED): Define.
3425 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3427 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3428 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3429 (fold_negate_expr): Likewise.
3430 (make_range): Likewise.
3431 (extract_muldiv_1): Likewise.
3432 (maybe_canonicalize_comparison): Likewise.
3433 (fold_comparison): Likewise.
3434 (fold_binary): Likewise.
3435 (tree_expr_nonnegative_p): Likewise.
3436 (tree_expr_nonzero_p): Likewise.
3437 * tree-vrp.c (compare_values): Likewise.
3438 (extract_range_from_binary_expr): Likewise.
3439 (extract_range_from_unary_expr): Likewise.
3440 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3442 (nowrap_type_p): Likewise.
3443 * tree-scalar-evolution.c (simple_iv): Likewise.
3444 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3445 (build_range_check): Likewise.
3446 (extract_muldiv_1): Likewise.
3447 (fold_comparison): Likewise.
3448 * tree-vrp.c (vrp_int_const_binop): Likewise.
3449 (extract_range_from_unary_expr): Likewise.
3450 * convert.c (convert_to_integer): Likewise.
3451 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3452 (fold_comparison): Likewise.
3453 (fold_binary): Likewise.
3454 * optabs.c (optab_for_tree_code): Likewise.
3455 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3456 * simplify-rtx.c (simplify_const_relational_operation): Check
3457 flag_strict_overflow and flag_trapv.
3458 (simplify_const_relational_operation): Likewise.
3459 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3460 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3463 2007-01-27 Roger Sayle <roger@eyesopen.com>
3465 * tree.c (tree_fold_gcd): Delete.
3466 * tree.h (tree_fold_gcd): Remove prototype.
3467 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3468 test whether one constant integer is a multiple of another. Instead
3469 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3470 * fold-const.c (multiple_of_p): We've determined both TOP and
3471 BOTTOM are integer constants so we can call int_const_binop directly
3472 instead of the more generic const_binop.
3474 2007-01-27 Roger Sayle <roger@eyesopen.com>
3476 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3477 1*X check that the constant hasn't overflowed, to preserve the
3479 (round_up): Provide an efficient implementation when rouding-up an
3480 INTEGER_CST to a power-of-two.
3482 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3484 * doc/sourcebuild.texi: Add comma for clarity.
3485 * doc/extend.texi: Fix some typos.
3486 * doc/passes.texi: Likewise.
3487 * doc/cppinternals.texi: Likewise.
3488 * doc/c-tree.texi: Likewise.
3489 * doc/tree-ssa.texi: Likewise.
3490 * doc/install.texi: Likewise.
3492 2007-01-27 Jan Hubicka <jh@suse.cz>
3494 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3495 (pass_sra): Do not require alias information.
3496 * passes.c (init_optimization_passes): Add SRA
3498 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3500 * tracer.c (rest_of_handle_tracer): We already cleaned
3501 up the CFG in tracer() so don't do it here again.
3502 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3503 cleanup_cfg here, either. And don't call renumber_insns.
3505 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3506 and BB_HEAD are in the insn stream here. Instead make sure
3507 that BB_INSN is valid on all insns. Also, do check here that
3508 there are no pending branch predictions...
3509 (rtl_verify_flow_info): ...instead of doing it here. Checks
3510 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3513 2007-01-26 Roger Sayle <roger@eyesopen.com>
3515 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3516 function to simplify/factorize operand order canonicalization.
3517 (ix86_fixup_binary_operands): Reorganize using the above function.
3518 (ix86_binary_operator_ok): Likewise.
3520 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3522 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3523 file scope from optimize_attrs.
3524 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3526 (optimize_attrs): Clear insn_code_values after freeing it.
3528 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3530 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3531 a parts.base assignment.
3533 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3535 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3536 (compute_subscript_distance, initialize_data_dependence_relation,
3537 finalize_ddr_dependent, analyze_ziv_subscript,
3538 analyze_siv_subscript_cst_affine,
3539 compute_overlap_steps_for_affine_univar,
3540 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3541 analyze_siv_subscript, analyze_miv_subscript,
3542 analyze_overlapping_iterations, subscript_dependence_tester_1,
3543 compute_self_dependence, free_dependence_relation): Work
3544 with affine_fn instead of chrecs.
3545 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3546 common_affine_function, affine_function_base,
3547 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3548 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3549 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3550 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3551 (all_chrecs_equal_p): Removed.
3552 * tree-data-ref.h (affine_fn, conflict_function): New types.
3553 (struct subscript): Change type of conflicting_iterations_in_a
3554 and conflicting_iterations_in_b.
3556 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3559 * config/pa/pa.h (TARGET_HPUX_11): New.
3560 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3561 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3563 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3564 Richard Guenther <rguenther@suse.de>
3566 * tree-ssa-structalias.c (solve_graph): Handle case
3567 we merged the variable to another.
3569 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3571 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3574 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3575 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3577 2007-01-25 DJ Delorie <dj@redhat.com>
3579 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3580 allow changes to modes which don't fit in those registers.
3582 * reload1.c (choose_reload_regs): Check for invalid subregs before
3583 computing their locations, not after.
3585 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3588 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3589 save Altivec registers in an eh_return function.
3590 (compute_vrsave_mask): Likewise.
3591 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3592 for saving Altivec registers.
3593 (rs6000_emit_prologue): Don't allocate stack twice in
3594 eh_return function. Correct expected value of altivec_save_offset
3595 when using save_world. Describe save of R0 to stack when using
3596 save_world. Describe stack pointer adjustment when using
3597 save_world. Remove duplicated eh_return parameter register saving.
3598 Update sp_offset variable after save_world.
3599 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3601 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3602 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3605 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3607 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3609 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3612 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3613 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3615 2007-01-25 Richard Guenther <rguenther@suse.de>
3617 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3618 * common.opt (-Wcoverage-mismatch): New warning option.
3619 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3620 if -Wcoverage-mismatch is given.
3622 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3624 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3625 (ipcp_driver): Change to static definition.
3626 Add dumping of the ifunctions.
3627 (constant_val_insert): Remove unused parameter. Support for SSA.
3628 (ipcp_propagate_const): Support for SSA.
3629 (ipcp_profile_bb_print): Print only analyzed nodes.
3630 (ipcp_replace_map_create): Remove support for Fortran constant
3632 * ipa-prop.c (ipa_method_modify_stmt,
3633 ipa_callsite_compute_param): Support for SSA.
3634 * ipa-prop.h (ipcp_driver): Remove declaration.
3635 (IS_VALID_TREE_MAP_INDEX): Add define.
3637 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3639 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3641 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3644 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3645 constant argument to cabs and do it without checking for
3646 -funsafe-math-optimizations.
3648 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3650 * c-common.h (RID_FIRST_CXX0X): New.
3651 (RID_LAST_CXX0X): New.
3652 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3654 * c.opt (Wc++0x-compat): New.
3655 * doc/invoke.texi (-Wc++0x-compat): Document.
3657 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3659 * builtins.c (fold_builtin_carg): New.
3660 (fold_builtin_1): Use it.
3662 2007-01-24 Jan Hubicka <jh@suse.cz>
3664 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3666 * ipa-inline.c (initial_insns, max_insns): Delete.
3667 (compute_max_insns): New function.
3668 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3669 of insns as base for code growth.
3670 (cgraph_decide_inlining): Make initial_insns local; do not compute
3672 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3673 * doc/invoke.texi (inline-unit-growth): Update docs.
3675 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3677 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3678 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3679 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3680 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3681 for CPUs that have PTA_CX16 set.
3684 * gimplify.c (omp_check_private): New function.
3685 (gimplify_scan_omp_clauses): Use it for
3686 firstprivate/lastprivate/reduction.
3689 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3690 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3693 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3694 If lower_lastprivate_clauses emits some statements, append them
3695 to dlist rather than body_p and to body_p append an initializer.
3696 (lower_omp_for): Adjust caller.
3698 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3700 * target.h (globalize_decl_name): New.
3701 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3702 * output.h (default_globalize_decl_name): New.
3703 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3705 (globalize_decl): Ditto.
3706 (default_globalize_decl_name): New.
3707 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3708 (ia64_handle_version_id_attribute): New.
3709 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3710 (ia64_asm_output_external): Use globalize_decl_name instead
3712 * doc/extend.texi (version_id): New pragma.
3713 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3715 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3717 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3718 _uleb128_t and _Unwind_SWord with _sleb128_t.
3719 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3720 uw_frame_state_for, uw_update_context_1): Likewise.
3721 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3722 * unwind-pe.h (read_uleb128, read_sleb128,
3723 read_encoded_value_with_base): Likewise.
3724 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3726 2007-01-24 Richard Guenther <rguenther@suse.de>
3728 * builtins.c (expand_builtin_cexpi): Get the fndecl
3729 for cexp in the correct way.
3731 2007-01-24 Jan Hubicka <jh@suse.cz>
3733 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3735 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3737 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3738 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3739 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3740 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3741 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3742 __SIZEOF_PTRDIFF_T__.
3743 * doc/cpp.texi: Documentation for the new builtin macros added.
3745 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3747 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3748 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3749 instead of operands[2] to avoid access past the end of array.
3751 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3753 * reload1.c (emit_reload_insns): Pass the reload register
3754 for a non-spill output reload through forget_old_reloads_1.
3756 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3758 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3759 _SOFT_DOUBLE if doubles use software floating-point.
3760 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3761 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3762 * config/rs6000/darwin-ldouble.c: Also compile functions for
3763 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3764 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3765 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3766 commented-out long double override.
3767 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3768 * config/rs6000/eabispe.h: Likewise.
3769 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3770 long double for non-SPE.
3771 (rs6000_handle_option): Likewise.
3772 (invalid_e500_subreg): Disallow more subregs involding DImode,
3773 DFmode, TImode or TFmode.
3774 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3776 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3778 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3779 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3781 (rs6000_legitimate_address): Also check for TFmode for E500
3783 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3784 (spe_build_register_parallel): Handle TFmode and TCmode.
3785 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3787 (function_arg): Handle TFmode and TCmode for E500 double.
3788 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3790 (print_operand): Handle TFmode and TImode for %y.
3791 (rs6000_generate_compare): Handle TFmode comparisons for E500
3793 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3794 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3795 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3796 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3797 TFmode for E500 double.
3798 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3799 (floatsidf2): Enable for E500 double.
3800 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3801 (extenddftf2): Change to extenddftf2_fprs.
3802 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3803 depending on TARGET_E500_DOUBLE.
3804 (extendsftf2): Enable for E500 double.
3805 (trunctfdf2): Enable for E500 double.
3806 (trunctfsf2): Change to trunctfsf2_fprs.
3807 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3808 depending on TARGET_E500_DOUBLE.
3809 (floatsitf2): Enable for E500 double.
3810 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3811 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3812 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3813 (negtf2): Change to negtf2_internal.
3814 (negtf2): New expander.
3815 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3816 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3817 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3818 (movdi_internal32): Use rs6000_nonimmediate_operand.
3819 (unnamed splitter): Likewise.
3820 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3821 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3822 (SPE64TF, DITI): New mode macros.
3823 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3826 (frob_<mode>_di_2): New.
3827 (frob_tf_di_8_2): New.
3828 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3830 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3832 (frob_ti_<mode>_8_2): New.
3833 (frob_ti_tf_2): New.
3834 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3835 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3837 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3838 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3839 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3840 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3841 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3842 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3845 2007-01-23 Ian Lance Taylor <iant@google.com>
3847 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3849 (OBJS-archive): Reformat, alphabetize.
3850 (OBJS): Change out_object_file to OBJS-md.
3852 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3854 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3855 JUMP_P and CALL_P predicates where applicable.
3856 * config/i386/i386.c: Ditto.
3857 * config/i386/i386.md: Ditto.
3858 * config/i386/mmx.md: Ditto.
3859 * config/i386/predicates.md: Ditto.
3861 2007-01-22 Andreas Schwab <schwab@suse.de>
3863 * config/m68k/m68k.h: Fix comment.
3865 2007-01-22 Jan Hubicka <jh@suse.cz>
3867 * passes.c (init_optimization_passes): Do not rerun
3868 pass_early_warn_uninitialized.
3870 2007-01-22 Richard Guenther <rguenther@suse.de>
3872 PR tree-optimization/30038
3873 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3875 (execute_cse_sincos_1): Likewise.
3876 (execute_cse_sincos): Likewise.
3877 (gate_cse_sincos): Likewise.
3878 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3879 the cexpi() canonicalization of sincos().
3880 * tree-pass.h (pass_cse_sincos): Declare.
3881 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3883 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3885 PR rtl-optimization/29329
3886 * combine.c (replaced_rhs_insn): Rename to i2mod.
3887 (replaced_rhs_value): Rename to i2mod_new_rhs.
3888 (i2mod_old_rhs): New global variable.
3889 (combine_instructions): Adjust for above change. Save a copy of
3890 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3891 note are substituted in the second instruction.
3892 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3893 ditch the note if it pertains to the second eliminated register
3894 and this register is mentioned in i2mod_old_rhs.
3897 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3899 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3900 the insn to which the note was originally attached.
3902 2007-01-21 Jan Hubicka <jh@suse.cz>
3904 * ipa-inline.c (inlining_mode): Comment, move up.
3905 (cgraph_decide_inlining_incrementally): Do not perform inlining
3906 itself; fix handling of flattening of self recursive functions.
3907 (cgraph_find_cycles): Remove.
3908 (cgraph_flatten_node): Remove.
3909 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3910 (try_inline): New function.
3911 (cgraph_early_inlining): Update call of
3912 cgraph_decide_inlining_incrementally. Apply inlining here.
3913 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3915 2007-01-21 Dirk Mueller <dmueller@suse.de>
3918 * tree-vrp.c (check_array_bounds): do not warn
3919 about ADDR_EXPR's of ARRAY_REF's which are immediately
3920 used in binary expressions.
3922 2007-01-21 Ira Rosen <irar@il.ibm.com>
3924 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3925 read_write_dep and macros for its access.
3926 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3927 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3928 argument, call vect_check_interleaving for every independent pair of
3929 data-refs. Mark loads that access the same memory location as a store
3931 (vect_check_dependences): Remove.
3932 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3933 call, fix the call to vect_analyze_data_ref_dependence.
3934 (vect_analyze_data_ref_access): For statements that access the same
3935 data-ref, check that they are not stores; for loads, check that there
3936 is no store that access the same location.
3938 2007-01-20 Roger Sayle <roger@eyesopen.com>
3939 Joseph Myers <joseph@codesourcery.com>
3941 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3942 (-fdump-rtl-stack): Likewise.
3943 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3944 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3945 (-mpt-fixed): Use @minus{} for minus sign.
3946 (Using Precompiled Headers): Fix under/overfull hbox.
3948 2007-01-20 Jan Hubicka <jh@suse.cz>
3950 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3951 place within annotation.
3953 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3955 * pa.c (output_move_double): Change array size of xoperands to 4.
3957 2007-01-20 Jan Hubicka <jh@suse.cz>
3959 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3962 2007-01-19 Ian Lance Taylor <iant@google.com>
3964 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3965 constant to unsigned HOST_WIDE_INT before negating.
3967 2007-01-19 Ian Lance Taylor <iant@google.com>
3969 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3971 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3972 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3973 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3974 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3975 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3976 (realloc_vdef, realloc_vuse): Change second parameter to
3978 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3980 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3981 unsigned. Change x and lim locals to unsigned.
3982 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3984 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3985 (copy_virtual_operands): Change i and n locals to unsigned.
3987 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3990 * builtins.c (fold_builtin_1): Handle builtin fdim.
3992 2007-01-20 Jan Hubicka <jh@suse.cz>
3994 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3995 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3996 init_alias_heapvars.
3997 (init_alias_heapvars): Initialize only when not already initialized.
3998 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
4000 2007-01-19 Roger Sayle <roger@eyesopen.com>
4002 * common.opt (fsigned-zeros): New command line option.
4003 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
4004 of flag_unsafe_math_optimizations.
4005 * opts.c (set_fast_math_flags): The -ffast-math command line option
4006 implies -fno-signed-zeros.
4007 (fast_math_flags_set_p): Likewise.
4009 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
4010 the documentation of -ffast-math appropriately. Wrap long lines.
4012 2007-01-19 Steve Ellcey <sje@cup.hp.com>
4014 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
4015 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
4017 2007-01-19 Tomas Bily <tbily@suse.cz>
4019 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4021 (tree_init_ic_make_global_vars): New function
4022 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4023 (tree_gen_ic_profiler): New function
4024 (tree_gen_ic_func_profiler): New function
4025 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4026 (tree_profile_hooks): Added hook for indirec/virtual calls
4027 * value-prof.c (tree_find_values_to_profile): New case for
4029 (tree_values_to_profile): Call for determining indirect/virtual
4031 (tree_indirect_call_to_profile): New function
4032 (tree_ic_transform): New function
4033 (tree_ic): New function
4034 (find_func_by_pid): New function
4035 (init_pid_map): New function
4036 (tree_value_profile_transformations): Added check for
4037 indirect/virtual call transformation
4038 * value-prof.h (enum hist_type): New counter type for
4039 indirect/virtual calls
4040 (profile_hooks): Added new hook for profiling indirect/virtual
4042 * profile.c (instrument_values): New case for indirect/virtual
4044 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4045 (GCOV_COUNTER_V_INDIR): New counter type
4046 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4047 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4049 * cgraph.c: Definition of cgraph_max_pid
4050 (cgraph_create_node): Default init of pid attribute
4051 * cgraph.h: Declaration of cgraph_max_pid
4052 (struct cgraph_node): Added pid attribute
4053 * libgcov.c (__gcov_indirect_call_profiler): New function
4054 (__gcov_one_value_profiler_body): New function
4055 (__gcov_one_value_profiler): Body was moved to
4056 __gcov_one_value_profiler_body and calls it
4058 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4060 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4061 * gengtype.c (write_types_data, write_func_for_structure,
4062 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4063 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4064 (walk_type, write_func_for_structure): Generate the mark_hook if
4067 2007-01-19 Jan Hubicka <jh@suse.cz>
4069 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4070 'early' argument take inlining mode argument specifying whether to
4071 inline for size/speeed or all functions; add support for flattening;
4073 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4075 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4078 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4079 the name of the declared identifier.
4081 2007-01-19 Dirk Mueller <dmueller@suse.de>
4083 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4084 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4085 duplicate evaluation.
4087 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4089 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4090 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4091 to XFMode, use acosxf2 and truncate result to requested mode.
4092 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4093 (asin<mode>2): Similarly, with asin expanders.
4094 (*fscalexf4_i387): Rename from *fscalexf4.
4095 (expNcorexf3): New expander.
4096 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4097 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4098 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4099 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4100 patterns for SSE math.
4101 (exp10<mode>2): Similarly, with exp10 expanders.
4102 (exp2<mode>2): Similarly, with exp2 expanders.
4103 (expm1<mode>2): Similarly, with expm1 expanders.
4104 (ldexp<mode>3): Similarly, with ldexp expanders.
4105 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4106 Use gen_truncxf<mode>2_i387_noop to truncate result.
4108 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4110 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4111 for ColdFire targets.
4113 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4114 Richard Sandiford <richard@codesourcery.com>
4116 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4117 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4118 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4119 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4120 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4121 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4123 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4125 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4126 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4127 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4128 (*adddi_dilshr32_cf): New pattern.
4129 (adddi3, subdi3): Remove first alternatives.
4131 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4133 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4134 implemented using move.l, do not use its cc result for floating-point
4137 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4139 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4140 from accepting 's' constraints if flag_pic.
4142 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4144 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4145 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4146 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4147 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4149 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4151 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4152 ColdFire alternatives.
4153 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4154 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4155 architectures that support ff1 instruction.
4157 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4158 Julian Brown <julian@codesourcery.com>
4160 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4161 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4162 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4165 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4167 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4169 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4170 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4171 HOST_WIDE_INT instead of an rtx.
4172 (m68k_rtx_costs): Update call accordingly.
4173 (output_move_const_into_data_reg): Likewise. Fix formatting.
4174 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4176 (output_move_simode_const): Update calls after above changes.
4177 Rework to use automatic variables and predicates like MEM_P.
4178 * config/m68k/m68k.md (pushexthisi_const): Update call to
4181 2007-01-19 Dirk Mueller <dmueller@suse.de>
4183 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4186 2007-01-19 Richard Guenther <rguenther@suse.de>
4188 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4189 via cexp in case sincos is not available.
4191 2007-01-19 Richard Guenther <rguenther@suse.de>
4193 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4194 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4195 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4196 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4197 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4198 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4199 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4200 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4202 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4204 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4206 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4207 (atan2xf3): Directly generate RTL pattern.
4208 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4209 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4210 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4211 disable patterns for SSE math.
4212 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4213 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4214 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4215 disable patterns for SSE math.
4217 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4219 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4221 2007-01-18 Roger Sayle <roger@eyesopen.com>
4223 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4224 VIEW_CONVERT_EXPR to the same type as it's operand.
4226 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4228 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4229 configured for long double 128.
4231 2007-01-18 Mike Stump <mrs@apple.com>
4233 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4236 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4238 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4241 2007-01-18 Jan Hubicka <jh@suse.cz>
4243 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4244 greater than NUM_VOP_FREE_BUCKETS.
4246 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4248 * tree-ssa-structalias.c: Update comments.
4249 (ptabitmap_obstack): Removed.
4251 (oldpta_obstack): Ditto.
4252 (stats): Add a few members.
4253 (struct variable_info): Remove node, complex, address_taken, and
4254 indirect_target members. Add oldsolution member.
4255 (new_var_info): Do not initialize removed members.
4256 (constraint_expr_type): Remove INCLUDES.
4257 (constraint_graph): Add size, implicit_preds, rep,
4258 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4259 (FIRST_REF_NODE): New macro.
4260 (LAST_REF_NODE): Ditto.
4261 (FIRST_ADDR_NODE): Ditto.
4262 (find): New function.
4264 (dump_constraint): Do not handle INCLUDES.
4265 (insert_into_complex): Do not insert duplicate constraints.
4266 (condense_varmap_nodes): Renamed and rewritten into ...
4267 (merge_node_constraints): This. Also fix bug in handling of
4268 offseted copy constraints.
4269 (clear_edges_for_node): No longer need to deal with preds at all,
4270 or removing associated preds/succs.
4271 (merge_graph_nodes): Deal with indirect_cycles.
4272 Don't deal with predecessors.
4273 (add_implicit_graph_edge): New function.
4274 (add_pred_graph_edge): Ditto.
4275 (add_graph_edge): Don't deal with predecessors.
4276 (build_constraint_graph): Removed.
4277 (build_pred_graph): New function.
4278 (build_succ_graph): Ditto.
4279 (struct scc_info): Removed in_component. Added roots, dfs, and
4280 node_mapping. Remove visited_index, unification_queue.
4281 (scc_visit): Deal with union-find we do now.
4282 Deal with cycles with REF nodes.
4283 (collapse_nodes): Renamed and rewritten to ...
4284 (unify_nodes): This.
4285 (process_unification_queue): Removed.
4286 (topo_visit): Cleanup
4287 (do_da_constraint): Use find.
4288 (do_sd_constraint): Ditto.
4289 (do_ds_constraint): Ditto.
4290 (do_complex_constraint): Ditto.
4291 (init_scc_info): Update for removed and added members.
4292 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4293 (find_indirect_cycles): This.
4294 (equivalence_class): New variable.
4295 (label_visit): New function.
4296 (perform_variable_substitution): Rewritten.
4297 (free_var_substitution_info): New function.
4298 (find_equivalent_node): Ditto.
4299 (move_complex_constraints): Ditto.
4300 (eliminate_indirect_cycles): Ditto.
4301 (solve_graph): Only propagate changed bits.
4302 Use indirect cycle elimination.
4304 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4305 (tree_id_eq): Renamed to ...
4306 (tree_vi_eq): This. Update for member change
4307 (insert_id_for_tree): Renamed and rewritten to ...
4308 (insert_vi_for_tree): This.
4309 (lookup_id_for_tree): Renamed and rewritten to ...
4310 (lookup_vi_for_tree): This.
4311 (get_id_for_tree): Renamed and rewritten to ...
4312 (get_vi_for_tree): Ditto.
4313 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4314 (process_constraint): Don't handle INCLUDES.
4315 Remove special ADDRESSOF case.
4316 (find_func_aliases): Rewrite to use vi functions instead of id
4318 (create_function_info_for): Ditto.
4319 (create_variable_info_for): Ditto.
4320 (intra_create_variable_infos): Ditto.
4321 (merge_smts_into): Ditto.
4322 (find_what_p_points_to): Ditto.
4323 (init_base_vars): Ditto.
4324 (init_alias_vars): Ditto.
4325 (remove_preds_and_fake_succs): New function.
4326 (dump_sa_points_to_info): Dump new stats.
4327 (dump_solution_for_var): Use find.
4328 (set_used_smts): Fix formatting.
4329 (compute_points_to_sets): Updated for new functions.
4330 (ipa_pta_execute): Ditto.
4332 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4333 Richard Sandiford <richard@codesourcery.com>
4335 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4337 * calls.c (expand_call): If the return value is a PARALLEL,
4338 extract its first member.
4339 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4340 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4341 use FUNCTION_EXTRA_EPILOGUE.
4342 (m68k_function_value): Return a PARALLEL if the return value
4343 is of a pointer type.
4344 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4345 (FUNCTION_EXTRA_EPILOGUE): Remove.
4346 * config/m68k/m68k.md (D0_REG): New constant.
4348 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4350 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4351 output a NOP for empty epilogues.
4353 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4355 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4356 before function. Extend register save check to include all
4357 registers, not just integer ones.
4359 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4361 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4362 (m68k_use_return_insn): ...this.
4363 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4364 * config/m68k/m68k.c (use_return_insn): Rename to...
4365 (m68k_use_return_insn): ...this.
4366 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4369 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4371 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4372 nearest even, fix denormal rounding overflow.
4374 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4376 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4377 f%$smove and f%$move.
4378 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4379 (extendsfdf2_cf): Use fdmove instead of f%&move.
4380 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4381 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4383 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4385 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4388 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4390 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4391 (coldfire_single_format): Declare.
4392 (coldfire_double_format): Likewise.
4393 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4394 of qnan_msb_set to determine the lower bits of a canonical
4396 (encode_ieee_double): Likewise.
4397 (encode_ieee_quad): Likewise.
4398 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4399 (mips_single_format): Likewise.
4400 (ieee_double_format): Likewise.
4401 (mips_double_format): Likewise.
4402 (ieee_extended_motorola_format): Likewise.
4403 (ieee_extended_intel_96_format): Likewise.
4404 (ieee_extended_intel_128_format): Likewise.
4405 (ieee_extended_intel_96_round_53_format): Likewise.
4406 (ibm_extended_format): Likewise.
4407 (mips_extended_format): Likewise.
4408 (ieee_quad_format): Likewise.
4409 (mips_quad_format): Likewise.
4410 (vax_f_format): Likewise.
4411 (vax_d_format): Likewise.
4412 (vax_g_format): Likewise.
4413 (i370_single_format): Likewise.
4414 (i370_double_format): Likewise.
4415 (decimal_single_format): Likewise.
4416 (decimal_double_format): Likewise.
4417 (decimal_quad_format): Likewise.
4418 (c4x_single_format): Likewise.
4419 (c4x_extended_format): Likewise.
4420 (real_internal_format): Likewise.
4421 (coldfire_single_format): New real_format.
4422 (coldfire_double_format): Likewise.
4423 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4424 canonical_nan_lsbs_set.
4425 (pdp11_d_format): Likewise.
4426 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4427 if TARGET_COLDFIRE_CPU.
4429 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4431 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4432 (output_call, m68k_legitimize_call_address): Declare.
4433 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4434 parenthesees. Add support for a 'W' constraint.
4435 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4436 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4437 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4438 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4440 (override_options): Initialize them. Do not set flag_no_function_cse
4441 for TARGET_ID_SHARED_LIBRARY.
4442 (m68k_output_pic_call): Delete.
4443 (m68k_legitimize_call_address): New function.
4444 (print_operand): Remove the %o prefix. Handle the %p prefix.
4445 (output_call): New function.
4446 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4447 target address from the GOT if symbolic jumps are not allowed.
4448 * config/m68k/m68k.md (call, general_operand): Do not set
4449 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4450 Merge separate flag_pic and !flag_pic define_insns into...
4451 (*call, *call_value): ...these new patterns. Match the address
4452 rather than the containing MEM and require it to be a call_operand.
4453 Use output_call to generate the asm template.
4454 * config/m68k/predicates.md (const_call_operand): New predicate.
4455 (call_operand): Likewise.
4457 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4459 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4460 (STACK_GROWS_DOWNWARD): Define to 1.
4461 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4462 comments, emphasizing that these values are only defaults.
4463 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4464 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4466 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4468 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4470 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4471 Richard Sandiford <richard@codesourcery.com>
4473 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4474 (FP_REGNO_P): New macros.
4475 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4476 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4477 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4478 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4480 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4482 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4483 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4485 * config/m68k/t-floatlib: New file, extracting common code from...
4486 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4487 * config/m68k/t-uclinux: Here.
4488 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4489 routines on ColdFire targets.
4491 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4493 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4494 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4495 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4496 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4497 explicitly set MOTOROLA to 1.
4498 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4500 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4501 Nathan Sidwell <nathan@codesourcery.com>
4503 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4504 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4505 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4506 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4507 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4508 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4509 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4510 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4511 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4512 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4513 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4514 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4515 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4516 (DBX_REGISTER_NUMBER): Delete.
4517 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4518 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4519 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4521 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4523 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4524 * config/flat.h: New file.
4525 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4527 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4528 indirect references for -msep-data or -mid-shared-library.
4529 Do not use PC-relative code addresses either.
4530 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4532 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4533 for shared libraries and crt1.o for executables. Use crti.o and
4535 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4536 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4537 Do not add -elf2flt or -shared-lib-id options here.
4538 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4539 Pass -shared-lib-id if -mid-shared-library, taking the library
4540 identifier from -mshared-library-id if given, otherwise
4542 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4543 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4544 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4545 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4546 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4547 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4549 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4550 jump sequence for ISA A and ISA A+.
4551 (PICJUMP): Likewise.
4553 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4555 * config.gcc (m68k-*-uclinux*): Base the port on the common
4556 and m68k GNU/Linux files rather than on the generic ELF ones.
4557 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4558 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4560 2007-01-18 Julian Brown <julian@codesourcery.com>
4561 Richard Sandiford <richard@codesourcery.com>
4563 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4564 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4565 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4567 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4569 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4571 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4573 * doc/install.texi: Document m68k-uclinuxoldabi.
4574 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4575 * config/m68k/uclinux-oldabi.h: New file, copied from
4576 config/m68k/uclinux.h.
4578 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4580 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4581 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4582 (m32r_compute_frame_size): Use unsigned for regno.
4583 (m32r_reload_lr): Use gen_frame_mem.
4585 (m32r_output_function_epilogue): Don't output the function epilogue
4587 (m32r_expand_epilogue): New.
4588 (direct_return): Return false if the function has the interrupt
4590 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4591 * config/m32r/m32r.md (epilogue): New expander.
4592 (return_lr, return_rte): New insns.
4593 (return): Make it expander.
4594 (return_normal): New expander.
4596 2007-01-18 Josh Conner <jconner@apple.com>
4599 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4600 support for UNLE, UNLT, UNGE, and UNGT.
4602 2007-01-18 Jan Hubicka <jh@suse.cz>
4604 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4605 * tree-tailcall (add_virtual_phis): Likewise.
4606 (optimize_tail_call): Return TODOs.
4607 (execute_tail_calls): Return TODOs.
4608 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4609 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4611 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4612 Cleanup cfg using TODO.
4613 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4614 * passes.c (execute_function_todo): When cleanup did something, remove
4616 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4617 (make_edges): Don't cleanup_cfg.
4619 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4621 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4622 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4623 operate on the top of stack.
4624 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4625 register handling of instructions that output to the second
4627 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4628 (move_for_stack_reg): Special-case check for dead destination
4629 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4631 * config/i386/i386.md (UNSPEC_TAN): New constant.
4632 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4633 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4634 to correctly model move of constant 1.0 to top stack slot.
4635 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4636 (unnamed peephole2 pattern): Remove corresponding peephole2
4637 pattern that optimizes tan insn and loading of constant 1.0.
4638 (tanxf2): Use fptanxf4_i387.
4639 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4640 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4641 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4642 disable patterns for SSE math.
4643 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4644 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4646 2007-01-18 Dirk Mueller <dmueller@suse.de>
4647 Richard Guenther <rguenther@suse.de>
4650 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4651 * common.opt (Warray-bounds): Add new warning option.
4652 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4654 * Makefile.in: make tree-vrp.o depend on toplev.h
4655 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4657 (check_array_refs, check_array_bounds, check_array_ref): New.
4659 2007-01-18 Jan Hubicka <jh@suse.cz>
4661 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4662 (execute_ssa_ccp): Return flags conditionally.
4663 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4665 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4667 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4669 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4670 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4672 * Makefile.c (GTFILES): Add cfglayout.h.
4673 * gengtype.c (open_base_files): Likewise.
4674 * cfglayout.c (cfg_layout_function_footer,
4675 cfg_layout_function_header) Reindent to make gengtype happy.
4676 * cfglayout.h (cfg_layout_function_footer,
4677 cfg_layout_function_header): Add GTY(()) marker.
4679 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4681 2007-01-18 Ben Elliston <bje@au.ibm.com>
4683 * genautomata.c (write_automata): Include xstrerror output in the
4684 error message if writing the DFA description file fails.
4686 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4688 * config/mips/mips-protos.h (mips_output_external): Make it
4690 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4691 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4692 (extern_list): Likewise.
4693 (extern_head): Likewise.
4694 (TARGET_ASM_FILE_END): Likewise.
4695 (mips_file_end): Likewise.
4696 (mips_output_external): Rewritten.
4698 2007-01-18 Ben Elliston <bje@au.ibm.com>
4700 * genpreds.c (write_insn_preds_c): Only write out the function
4701 body for regclass_for_constraint if we have register constraints.
4703 2007-01-17 Tom Tromey <tromey@redhat.com>
4705 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4706 * doc/install.texi (Testing): Use sourceware.org.
4707 (Binaries): Likewise.
4708 (Specific): Likewise.
4709 * doc/contrib.texi (Contributors): Use sourceware.org.
4711 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4713 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4714 (AVR_ENHANCED): Rename to ...
4715 (AVR_HAVE_MUL): ... new.
4716 (avr_enhanced_p): Rename to ...
4717 (avr_have_mul_p): ... new.
4718 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4719 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4720 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4721 (avr_have_mul_p): ... new.
4722 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4723 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4724 'avr_enhanced_p' and 'enhanced'.
4725 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4726 AVR_HAVE_MUL instead of AVR_ENHANCED.
4727 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4728 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4729 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4730 instead of AVR_ENHANCED.
4731 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4732 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4733 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4735 2007-01-17 Ian Lance Taylor <iant@google.com>
4737 * vec.h (VEC_reserve_exact): Define.
4738 (vec_gc_p_reserve_exact): Declare.
4739 (vec_gc_o_reserve_exact): Declare.
4740 (vec_heap_p_reserve_exact): Declare.
4741 (vec_heap_o_reserve_exact): Declare.
4742 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4744 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4746 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4747 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4748 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4749 * vec.c (calculate_allocation): Add exact parameter. Change all
4751 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4752 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4753 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4754 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4755 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4756 (vec_heap_p_reserve_exact): New function.
4757 (vec_heap_o_reserve_exact): New function.
4759 2007-01-17 Jan Hubicka <jh@suse.cz>
4761 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4763 2007-01-17 Eric Christopher <echristo@apple.com>
4765 * config.gcc: Support core2 processor.
4767 2007-01-16 Jan Hubicka <jh@suse.cz>
4769 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4770 the names, just unlink the chain so we don't crash on dangling pointers
4773 2007-01-16 Jan Hubicka <jh@suse.cz>
4775 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4776 * tree-pass.h: Reorder to make IPA passes appear toegher.
4777 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4778 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4779 parameters, do not call early inliner.
4780 * ipa-inline.c: Update comments. Include tree-flow.h
4781 (cgraph_decide_inlining): Do not compute inlining parameters.
4782 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4783 be called with function context set up.
4784 (pass_ipa_inline): Remove unreachable functions before pass.
4785 (cgraph_early_inlining): Simplify assuming to be called from the
4787 (pass_early_inline): New pass.
4788 (cgraph_gate_ipa_early_inlining): New gate.
4789 (pass_ipa_early_inline): Turn into simple wrapper.
4790 (compute_inline_parameters): New function.
4791 (gate_inline_passes): New gate.
4792 (pass_inline_parameters): New pass.
4793 (apply_inline): Move here from tree-optimize.c
4794 (pass_apply_inline): New pass.
4795 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4797 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4799 (tree_function_versioning): Do not allocate dummy struct function.
4800 * tree-inline.h (optimize_inline_calls): Update prototype.
4801 * tree-optimize.c (execute_fixup_cfg): Export.
4802 (pass_fixup_cfg): Remove
4803 (tree_rest_of_compilation): Do not apply inlines.
4804 * tree-flow.h (execute_fixup_cfg): Declare.
4805 * Makefile.in (gt-passes.c): New.
4806 * passes.c: Include gt-passes.h
4807 (init_optimization_passes): New passes.
4808 (nnodes, order): New static vars.
4809 (do_per_function_toporder): New function.
4810 (execute_one_pass): Dump current pass here.
4811 (execute_ipa_pass_list): Don't dump current pass here.
4813 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4815 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4816 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4818 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4820 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4821 (strong_alias): Define.
4822 (__gcc_qmul): Provide non-FMA for soft-float.
4828 (__gcc_qunord): New.
4838 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4839 soft-float functions.
4840 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4841 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4842 about long double soft float.
4844 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4845 Tehila Meyzels <tehila@il.ibm.com>
4847 * tree-vectorizer.h (is_pattern_stmt_p): New.
4848 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4849 formatting (tabs instead of spaces). Cleanup and clarify setting
4850 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4851 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4852 (vectorizable_type_demotion): Check that types are integral.
4853 (vectorizable_type_promotion): Likewise.
4854 (vectorizable_store): Fix typo. Eliminate new-line at end of
4857 2007-01-16 Jan Hubicka <jh@suse.cz>
4859 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4862 2007-01-15 Eric Christopher <echristo@apple.com>
4864 * ifcvt.c: Include vec.h, vecprim.h.
4865 (check_cond_move_block): New argument regs.
4866 Reorganize. Add registers used to regs.
4867 (cond_move_process_if_block): Use regs set above as
4870 2007-01-15 Eric Christopher <echristo@apple.com>
4872 * config/darwin.h: Update copyright.
4873 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4874 (LINK_COMMAND_SPEC): Add -u.
4875 (LINK_SPEC): Fix umbrella for above.
4877 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4879 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4882 2007-01-15 Tom Tromey <tromey@redhat.com>
4884 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4885 * doc/install.texi (Testing): Don't mention jacks.
4886 (Configuration): Document --enable-java-maintainer-mode. Move
4887 --with-java-home to libgcj-specific section. Document
4889 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4891 2007-01-15 Jan Hubicka <jh@suse.cz>
4893 * tree-ssa-dce.c (DCE_TODOs): New.
4894 (propagate_necessity): Return if something changed.
4895 (eliminate_unnecessary_stmts): Likewise.
4896 (perform_tree_ssa_dce): Return TODO flags when needed.
4897 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4899 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4901 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4902 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4903 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4904 patterns using X87MODEF12 mode macro. Extend operand 1
4905 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4906 (log10<mode>2): Ditto.
4907 (log2<mode>2): Ditto.
4908 (log1p<mode>2): Ditto.
4909 (logb<mode>2): Ditto.
4910 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4911 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4912 (*fxtractxf3_i387): Rename from *fxtractxf3.
4913 (fxtract_extend<mode>xf3_i387): New insn pattern.
4914 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4915 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4916 and gen_fyl2xxf3_i387().
4918 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4920 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4921 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4922 get_loop_exit_edges. Changed return type to bool.
4923 * cfgloop.h (fix_loop_placement): Declaration removed.
4925 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4927 * param.h (MIN_VECT_LOOP_BOUND): New.
4928 * params.def (MIN_VECT_LOOP_BOUND): New.
4929 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4930 argument - minimum threshold for number of iterations.
4931 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4932 argument to declaration.
4933 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4934 MIN_VECT_LOOP_BOUND.
4935 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4936 slpeel_tree_peel_loop_to_edge with additional argument.
4937 (vect_do_peeling_for_alignment): Likewise.
4938 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4940 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4943 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4946 2007-01-14 Jan Hubicka <jh@suse.cz>
4948 * tree-dfa.c (remove_referenced_var): New function.
4949 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4950 prune referenced vars list too.
4951 * tree-flow.h (remove_referenced_var): Declare.
4953 2007-01-14 Jan Hubicka <jh@suse.cz>
4955 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4957 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4958 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4959 * except.h (verify_eh_throw_table_statements): Kill prototype.
4960 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4961 into call exrepssions.
4962 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4964 * tree-cfg.c: Include pointer-set.h.
4965 (verify_node_sharing): Work on pointer set.
4966 (verify_eh_throw_stmt_node): New.
4967 (verify_stmts): Use pointers sets, verify throw_stmt.
4969 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4971 * ipa-reference.c (analyze_function): Consider also addresses taken
4974 2007-01-12 Roger Sayle <roger@eyesopen.com>
4976 * c-typeck.c (null_pointer_constant_p): Replace use of
4977 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4978 (build_c_cast): Likewise.
4980 2007-01-12 Roger Sayle <roger@eyesopen.com>
4982 * tree.h (force_fit_type_double): Remove unused final argument.
4983 * c-common.c (constant_expression_warning): Replace use of
4984 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4985 (convert_and_check): Likewise.
4986 (shorten_compare): Update call to force_fit_type_double.
4987 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4988 * convert.c (convert_to_pointer): Update call to
4989 force_fit_type_double.
4990 * fold-const.c (force_fit_type_double): Remove overflowed_const
4992 (int_const_binop, fold_convert_const_int_from_int,
4993 fold_convert_const_int_from_real, fold_div_compare,
4994 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4995 fold_abs_const, fold_not_const): Remove the final argument from
4996 calls to force_fit_type_double.
4998 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
5000 * configure.ac: Set insn to "nop" for spu-*-* also.
5001 * configure: Regenerate.
5003 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
5005 * builtins.def : Add BUILT_IN_FREE.
5007 2007-01-12 Jan Hubicka <jh@suse.cz>
5009 PR tree-optimization/30443
5010 * tree-inline.c (tree_function_versioning): Do not optimize when
5011 cloning for inlining.
5013 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
5015 * doc/loop.texi: Document recording of loop exits.
5016 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
5017 (update_single_exits_after_duplication,
5018 update_single_exit_for_duplicated_loop,
5019 update_single_exit_for_duplicated_loops): Removed.
5020 (duplicate_loop_to_header_edge): Do not call
5021 update_single_exits_after_duplication and
5022 update_single_exit_for_duplicated_loops.
5023 (loop_version): Do not update single_exit information.
5024 (fix_loop_structure): Use record_loop_exits instead of
5025 mark_single_exit_loops.
5026 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5027 the lists of loop exits.
5028 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5029 split_edge, merge_blocks): Update the lists of loop exits.
5030 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5031 loop_optimizer_init.
5032 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5033 of mark_single_exit_loops.
5034 (loop_optimizer_finalize): Call release_recorded_exits.
5035 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5036 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5037 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5038 update single exit information.
5039 * lambda-code.c (perfect_nestify): Ditto.
5040 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5041 (mark_single_exit_loops): Removed.
5042 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5043 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5044 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5046 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5047 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5048 (verify_loop_structure): Verify consistency of the exit lists.
5049 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5050 (set_single_exit): Removed.
5051 * cfgloop.h (struct loop_exit): New function.
5052 (struct loop): single_exit_ field replaced by exits field.
5053 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5054 (struct loops): Added exits hash.
5055 (mark_single_exit_loops, set_single_exit): Declaration removed.
5056 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5058 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5060 * doc/invoke.texi: Avoid use of @headitem.
5062 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5064 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5066 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5068 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5071 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5072 Richard Sandiford <richard@codesourcery.com>
5074 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5075 * config/m68k/m68k.opt: Resort options.
5076 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5078 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5079 Richard Sandiford <richard@codesourcery.com>
5081 * doc/invoke.texi: Document the macros that are defined by
5082 m68k's -mtune and -mhard-float options.
5083 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5084 (m68k_cpp_cpu_family): Likewise.
5085 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5086 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5087 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5088 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5089 (m68k_cpp_cpu_family): Likewise.
5091 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5093 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5094 macros besides mc68000 as tuning macros. Use a switch statement
5095 to set them and mcpu32.
5097 2007-01-12 Julian Brown <julian@codesourcery.com>
5099 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5100 (TARGET_68040_ONLY): Rename to...
5101 (TARGET_68040): ...this.
5102 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5103 * config/m68k/m68k.md: Likewise.
5105 2007-01-12 Julian Brown <julian@codesourcery.com>
5106 Nathan Sidwell <nathan@codesourcery.com>
5107 Richard Sandiford <richard@codesourcery.com>
5109 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5110 the -mcpu= argument associated with the --with-cpu setting.
5111 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5112 if different from the one implied by the -mcpu setting.
5113 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5114 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5115 * doc/invoke.texi: Mention ColdFire in the introduction to the
5116 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5117 -mno-div and -mhard-float options. Make -m68881 a synonym for
5118 -mhard-float. Document the previously-undocumented -m5206e,
5119 -m528x, -m5307 and -m5407 options. Tweak the existing option
5120 documentation for consistency.
5121 * doc/install.texi: Mention new --with-cpu arguments.
5122 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5123 default CPU if neither -mcpu nor -march are specified.
5124 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5125 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5126 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5127 using m68k_tune to decide between families that implement the
5128 same ISA. Use m68k_tune to set __mcfv4e__.
5129 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5130 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5131 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5132 (FL_ISA_C, FL_ISA_MMU): New macros.
5133 (MASK_COLDFIRE): Delete.
5134 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5135 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5136 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5137 (TARGET_HARD_FLOAT): Do not define here.
5138 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5139 (TUNE_68000): New macro.
5140 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5141 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5142 (TUNE_CFV2): Redefine in terms of m68k_tune.
5143 (uarch_type, target_device, fpu_type): New enums.
5144 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5145 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5146 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5147 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5148 (FL_FOR_isa_c): New macros.
5149 (m68k_isa): New enum.
5150 (m68k_target_selection): New structure.
5151 (all_devices, all_isas, all_microarchs): New tables.
5152 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5153 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5154 (MASK_ALL_CPU_BITS): Delete.
5155 (m68k_find_selection): New function.
5156 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5157 Map the legacy target options to a combination of the new ones.
5158 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5159 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5160 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5162 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5163 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5165 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5166 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5167 * config/m68k/m68k-devices.def: New file.
5169 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5170 Nathan Sidwell <nathan@codesourcery.com>
5172 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5173 (SUBTARGET_EXTRA_SPECS): New macros.
5174 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5175 use %(asm_cpu_spec) instead.
5176 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5177 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5178 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5179 (EXTRA_SPECS): Rename to...
5180 (SUBTARGET_EXTRA_SPECS): ...this.
5182 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5183 Richard Sandiford <richard@codesourcery.com>
5184 Julian Brown <julian@codesourcery.com>
5186 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5187 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5188 to the configuration's default CPU.
5189 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5190 Remove default masks.
5191 (m680[012]0-*-*): Set the default with_cpu to the first part of
5193 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5194 (m68k*-*-linux): Extend the --with-cpu handling to...
5195 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5196 and m68010. Don't set target_cpu_default2.
5197 * doc/install.texi: Document --with-cpu for m68k.
5198 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5199 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5200 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5201 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5202 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5203 (ASM_SPEC): Remove use of %(asm_cpu_default).
5204 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5205 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5206 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5207 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5208 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5209 (TARGET_DEFAULT): Delete.
5210 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5211 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5212 (CPP_CPU_SPEC): Delete.
5213 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5214 the appropriate string.
5215 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5216 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5217 (ASM_SPEC): Don't use %(asm_default_spec).
5218 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5219 TARGET_DEFAULT and add MASK_68881.
5220 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5222 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5224 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5225 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5226 MASK_68010 alongside MASK_68020.
5227 * doc/invoke.texi: Document -m68010.
5228 * config/m68k/m68k.opt (m68010): New.
5229 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5231 (TUNE_68010): New macro.
5232 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5233 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5234 (M68K_CPU_m68332): Add MASK_68010.
5235 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5236 fallback definition.
5237 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5239 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5240 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5241 to all entries that use MASK_68020.
5242 (output_move_simode_const, output_move_himode, output_move_qimode)
5243 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5244 instead of TARGET_68020 to select clr behavior. Remove comment
5245 about there being no TARGET_68010.
5246 * config/m68k/m68k.md: Likewise throughout.
5248 2007-01-12 Julian Brown <julian@codesourcery.com>
5250 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5251 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5252 * config/m68k/m68k.md: Likewise.
5254 2007-01-12 Julian Brown <julian@codesourcery.com>
5256 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5257 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5259 2007-01-12 Julian Brown <julian@codesourcery.com>
5261 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5262 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5263 * config/m68k/m68k.md: Likewise.
5265 2007-01-12 Julian Brown <julian@codesourcery.com>
5266 Richard Sandiford <richard@codesourcery.com>
5268 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5269 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5270 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5272 (TARGET_CPU32): Rename to...
5273 (TUNE_CPU32): ...this.
5274 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5275 (TUNE_CFV2): New macros.
5276 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5277 remove conditions that are implied by TARGET_68020.
5278 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5279 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5280 (m68k_output_function_epilogue): Likewise.
5281 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5282 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5283 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5284 non-68000 timings. Refactor multiplication and division costs.
5285 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5286 TUNE_CPU32 instead of TARGET_CPU32.
5287 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5288 and TUNE_68060 instead of TARGET_68060.
5289 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5290 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5292 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5293 && !TARGET_COLDFIRE" to choose between moveq and clr.
5294 Likewise in the unnamed movsf pattern.
5295 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5296 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5299 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5301 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5302 of tabbing before backslashes.
5304 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5306 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5307 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5308 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5310 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5312 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5313 find_interesting_uses_cond.
5314 (find_interesting_uses_cond): Use extract_cond_operands.
5315 (rewrite_use_compare): Use extract_cond_operands and
5316 force_gimple_operand_bsi. Do not call update_stmt.
5317 (determine_use_iv_cost_condition): Use extract_cond_operands.
5318 Return cheaper of using original bound and changing the exit bound.
5320 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5322 PR tree-optimization/29516
5323 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5324 most_expensive_mult_to_index, addr_to_parts,
5325 create_mem_ref, maybe_fold_tmr): Make the type of
5326 fields of TARGET_MEM_REF sizetype.
5327 (move_fixed_address_to_symbol, move_pointer_to_base):
5329 * tree.def (TARGET_MEM_REF): Add comment on types of
5332 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5334 * c-common.c (vector_types_convertible_p): Treat opaque types as
5335 always convertible if they have the same size, but not otherwise.
5337 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5339 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5340 Remove the b_unconditional field.
5341 (noce_try_sign_mask): Do not look at b_unconditional.
5342 (noce_process_if_block): Do not use merge_if_blocks. Update
5343 the CFG here. Do not set b_unconditional.
5344 (cond_move_process_if_block): Likewise.
5345 (find_cond_trap): Likewise.
5346 (check_cond_move_block): Require simple jump insns at the end
5349 2007-01-11 Jan Hubicka <jh@suse.cz>
5351 PR tree-optimization/1046
5352 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5353 when alias info is not ready.
5354 (pass_tail_recursion): Do not require aliasing.
5355 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5356 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5357 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5358 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5359 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5360 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5361 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5363 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5364 When aliasing is not build, mark statement as volatile.
5366 2007-01-11 Tom Tromey <tromey@redhat.com>
5368 PR preprocessor/15185, PR preprocessor/20989:
5369 * doc/cppopts.texi <-MT>: Update description of algorithm for
5370 computing default target.
5371 <-M, -MD>: Reword "basename" text.
5373 2007-01-11 Roger Sayle <roger@eyesopen.com>
5375 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5376 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5377 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5378 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5379 fold_builtin_bswap, real_constp, fold_builtin_pow,
5380 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5381 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5382 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5383 * convert.c (convert_to_pointer): Likewise.
5384 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5385 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5386 const_binop, fold_convert_const_int_from_int,
5387 fold_convert_const_int_from_real,
5388 fold_convert_const_real_from_real, sign_bit_p,
5389 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5390 fold_sign_changed_comparison, fold_unary, fold_comparison,
5391 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5392 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5393 * print-tree.c (print_node_brief, print_node): Likewise.
5394 * stor-layout.c (place_field, layout_type): Likewise.
5395 * tree-chrec.c (keep_cast): Likewise.
5396 * tree.c (build_vector, build_real, build_real_from_int_cst,
5397 build_complex): Likewise.
5399 2007-01-11 Roger Sayle <roger@eyesopen.com>
5401 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5402 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5404 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5406 * configure.ac (strict1_warn): Rename to strict_warn.
5407 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5408 cc_set_by_configure, quoted_cc_set_by_configure,
5409 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5410 all_boot_languages, all_stagestuff): Remove.
5411 (target_list): Remove bootstrap targets.
5412 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5413 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5414 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5415 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5416 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5417 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5418 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5419 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5420 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5421 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5422 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5423 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5424 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5425 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5426 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5427 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5428 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5429 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5430 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5431 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5432 (mostlyclean): Adjust.
5433 (clean, distclean): Don't mention bootstrap stuff.
5434 * configure: Regenerate.
5435 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5436 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5437 treelang/config-lang.in (stagestuff): Remove.
5438 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5439 stageprofile, stagefeedback, stagestuff): Remove mention.
5441 2007-01-11 Nick Clifton <nickc@redhat.com>
5443 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5445 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5446 (mcore_arith_K_S_operand): Run the test for the S constraint not
5447 the test for the M constraint.
5448 (mcore_addsub_operand): Do not accept integer values that are
5449 larger than 32 bits.
5450 * config/mcore/mcore.md: Remove unused constraints from split.
5451 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5453 (allocate_stack): Likewise.
5454 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5455 operands to 32 bits.
5456 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5458 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5459 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5460 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5461 mcore_output_bclri, mcore_output_andn, output_inline_const,
5462 mcore_output_move, mcore_output_movedouble): Likewise.
5463 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5464 (output_inline_const): Likewise.
5465 (output_inline_const): Fix format strings used in sprintf
5467 * config/mcore/mcore-protos.h: Update prototypes for changed
5468 functions in mcore.c.
5469 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5470 HOST_WIDE_INT and not int.
5471 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5472 CONST_OK_FOR_N): Likewise.
5473 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5474 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5477 2007-01-10 Jan Hubicka <jh@suse.cz>
5479 * tree-vrp.c (remove_range_assertions): Release defs.
5480 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5481 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5483 2007-01-10 Paul Brook <paul@codesourcery.com>
5485 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5486 * config/arm/arm.md (mulsi3subsi): New insn.
5488 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5490 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5491 (tree_transform_and_unroll_loop): New.
5492 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5495 2007-01-10 Robert Kennedy <jimbob@google.com>
5497 * fold-const.c (fold_comparison): Fold comparisons like (x *
5498 1000 < 0) to (x < 0).
5500 2007-01-10 Ian Lance Taylor <iant@google.com>
5502 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5503 operands have the same priority.
5505 2007-01-10 Tom Tromey <tromey@redhat.com>
5507 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5508 (fold_binary): Likewise.
5509 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5510 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5511 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5512 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5513 * langhooks.h (struct lang_hooks): Removed field
5514 'can_use_bit_fields_p'.
5516 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5518 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5520 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5522 * function.c (get_last_funcdef_no): New function.
5523 * function.h (get_last_funcdef_no): Declare.
5524 * tree-inline.c (initialize_cfun): Add initialization.
5525 (tree_function_versioning): Cleanup.
5527 2007-01-10 Jan Hubicka <jh@suse.cz>
5529 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5532 2007-01-10 Sa Liu <saliu@de.ibm.com>
5533 Ben Elliston <bje@au.ibm.com>
5535 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5536 for SAVE_NONLOCAL and Pmode for any other save level.
5537 * spu-protos.h (spu_restore_stack_block): Declare.
5538 * spu.md (save_stack_block): Remove.
5539 (restore_stack_block): Call spu_restore_stack_block.
5540 * spu.c (spu_restore_stack_block): New function.
5541 (spu_expand_epilogue): Remove old comment.
5543 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5545 PR tree-optimization/30322
5546 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5547 (cand_value_at): Return the value as aff_tree.
5548 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5549 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5550 aff_combination_mult): New functions.
5551 (aff_combination_add): Use aff_combination_add_cst.
5552 (aff_combination_convert): Allow conversions to a wider type.
5553 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5554 * tree-affine.h (aff_combination_mult): Declare.
5556 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5558 * doc/tm.texi: Update documentation to reflect reality of exec
5559 and start file search behaviours. Update copyright year.
5560 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5561 header file directories.
5563 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5565 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5566 (*cosxf2): Rename to cosxf2_i387.
5567 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5568 using X87MODEF12 mode macro. Rename patterns to
5569 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5571 (*cosdf2, *cossf2): Ditto.
5572 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5573 to match extended input operands.
5574 (sincos<mode>3): New expander.
5575 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5576 insn patterns and corresponding splitters.
5578 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5580 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5581 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5583 2007-01-09 Nicolas Pitre <nico@cam.org>
5586 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5588 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5590 * target.h (struct gcc_target): New field library_rtti_comdat.
5591 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5592 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5593 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5594 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5596 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5598 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5600 2007-01-08 Richard Guenther <rguenther@suse.de>
5602 * tree.h (force_fit_type_double): Export.
5603 (force_fit_type): Remove.
5604 * fold-const.c (force_fit_type_double): New function.
5605 (force_fit_type): Remove.
5606 (int_const_binop): Use it.
5607 (fold_convert_const_int_from_int): Likewise.
5608 (fold_convert_const_int_from_real): Likewise.
5609 (fold_div_compare): Likewise.
5610 (fold_sign_changed_comparison): Likewise.
5611 (fold_unary): Likewise.
5612 (fold_negate_const): Likewise.
5613 (fold_abs_const): Likewise.
5614 (fold_not_const): Likewise.
5615 * c-common.c (shorten_compare): Use force_fit_type_double.
5616 * convert.c (convert_to_pointer): Likewise.
5618 2007-01-08 Richard Guenther <rguenther@suse.de>
5620 * tree.h (build_int_cst_wide_type): Export.
5621 * tree.c (build_int_cst_wide_type): New function.
5622 (build_int_cst_wide): Fix comment.
5623 * builtins.c (fold_builtin_object_size): Use build_int_cst
5624 to build -1 or 0 of the correct type. Use fit_double_type
5625 to check for overflow.
5626 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5628 (decode_field_reference): Likewise.
5629 (all_ones_mask_p): Likewise.
5630 (native_interpret_int): Use build_int_cst_wide_type.
5631 (fold_binary): Use build_int_cst_type to build an all-ones
5633 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5635 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5637 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5639 2007-01-09 Ben Elliston <bje@au.ibm.com>
5641 * genautomata.c (STATS_OPTION): New option.
5642 (stats_flag): New flag.
5643 (gen_automata_option): Handle it.
5644 (initiate_automaton_gen): Ditto.
5645 (write_automata): Output statistics only if stats_flag is
5646 set. Likewise, output time statistics only if time_flag is set.
5647 * doc/md.texi (Processor pipeline description): Document new flag.
5649 2007-01-08 Richard Guenther <rguenther@suse.de>
5651 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5652 * tree.c (build_int_cst_type): Likewise.
5653 (size_in_bytes): Don't call force_fit_type on the result.
5654 (int_fits_type_p): Use fit_double_type.
5655 * fold-const.c (fit_double_type): New function.
5656 (force_fit_type): Use it.
5657 * tree.h (fit_double_type): Export.
5659 2007-01-08 Jan Hubicka <jh@suse.cz>
5661 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5662 * ipa.c (function_and_variable_visibility): Fix return type.
5664 2007-01-08 Richard Guenther <rguenther@suse.de>
5666 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5667 of offset to build the index.
5668 * tree-pretty-print.c (dump_generic_node): Don't build negated
5669 const just for printing.
5670 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5671 * builtins.c (fold_builtin_int_roundingfn): Check if result
5672 fits the type by using force_fit_type and comparing the result.
5673 * predict.c (predict_loops): Use compare_tree_int for comparison.
5674 * tree.c (build_int_cst): Fall back to integer_type_node for
5676 (build_int_cst_wide): Assert type is non-null.
5678 2007-01-08 Roberto Costa <roberto.costa@st.com>
5680 * tree-vrp.c (extract_range_from_cond_expr): New.
5681 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5682 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5684 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5685 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5686 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5687 used as expressions.
5688 * tree-object-size.c (cond_expr_object_size): New.
5689 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5691 2007-01-08 Jan Hubicka <jh@suse.cz>
5693 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5694 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5697 2007-01-08 Richard Guenther <rguenther@suse.de>
5699 PR tree-optimization/23603
5700 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5701 (extract_range_from_binary): Fall back to truthvalue instead of
5702 varying for TRUTH_*_EXPR.
5703 (extract_range_from_comparison): Fall back to truthvalue instead of
5705 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5706 if all visited PHI values were constant.
5708 2007-01-08 Jan Hubicka <jh@suse.cz>
5710 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5711 (cgraph_analyze_function): break out from ...
5712 (cgraph_finalize_compilation_unit): ... here.
5713 (cgraph_expand_function): Remove forgoten commented out line.
5714 (cgraph_optimize): Analyze functions.
5716 2007-01-08 Jan Hubicka <jh@suse.cz>
5718 * tree-pas.h (TODO_remove_function): New flag.
5719 (TODO_update*): Renumber.
5720 (pass_ipa_increase_alignment,
5721 pass_ipa_function_and_variable_visibility): New passes.
5722 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5723 (cgraph_function_and_variable_visibility): Move to ipa.c
5724 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5725 cgraph_increase_alignment.
5726 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5727 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5728 calling tree-inline.
5729 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5730 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5731 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5732 (gate_increase_alignment): New function.
5733 (pass_ipa_increase_alignment): New pass.
5734 * ipa.c: Inline tree-pass.h and timevar.h
5735 (function_and_variable_visibility): Move here from cgraphunit.c
5736 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5737 * passes.c (init_optimization_passes): Add the two new passes.
5738 (execute_todo): Handle cgraph_remove_functions.
5740 2007-01-08 Nick Clifton <nickc@redhat.com>
5742 * config/frv/predicates.md (reg_or_0_operand): Accept
5745 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5747 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5748 * config.gcc: Add bfin*-rtems*.
5750 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5752 * c.opt: Add -flax-vector-conversions.
5753 * c-typeck.c (convert_for_assignment): Pass flag to
5754 vector_types_convertible_p to allow emission of note.
5755 (digest_init): Likewise.
5756 * c-opts.c: Handle -flax-vector-conversions.
5757 * c-common.c (flag_lax_vector_conversions): New.
5758 (vector_types_convertible_p): Unless -flax-vector conversions
5759 has been passed, disallow conversions between vectors with
5760 differing numbers of subparts and/or element types. If such
5761 a conversion is disallowed, possibly emit a note on the first
5762 occasion only to inform the user of -flax-vector-conversions.
5763 The new last argument specifies this.
5764 * c-common.h (flag_lax_vector_conversions): New.
5765 (vector_types_convertible_p): Add extra argument.
5766 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5767 char_type_node for V*QI type vectors.
5768 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5769 Update to satisfy new typechecking rules.
5770 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5772 * doc/invoke.texi (C Dialect Options): Document
5773 -flax-vector-conversions.
5775 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5777 PR tree-optimization/29877
5778 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5779 a register variable on the RHS to not be replaceable.
5781 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5782 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5783 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5784 const_simm15, const_pow2, const_npow2): Added.
5785 * config/score/misc.md (insv, extv, extzv, movmemsi,
5786 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5787 * config/score/score.c (score_address_cost, score_select_cc_mode):
5789 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5790 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5791 Update score_print_operand.
5792 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5793 Adjust register allocate order and update some macro define.
5794 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5795 mdx_block_move_straight, mdx_block_move_loop_head,
5796 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5797 mdx_block_move): Added.
5798 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5799 mdp_limm): Updated and fix some bug and typo.
5800 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5801 (movsf, movdf, doloop_end): Added.
5803 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5805 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5806 config/arm/thumb2.md: Fix comment typos.
5807 * doc/extend.texi: Fix a typo.
5809 2007-01-07 Eric Christopher <echristo@apple.com>
5811 * configure.ac: Check for __stack_chk_fail for darwin.
5812 * configure: Regenerate.
5814 2007-01-07 Richard Guenther <rguenther@suse.de>
5816 * tree-vrp.c (extract_range_from_assert): CSE calls to
5817 compare_values where possible.
5818 (extract_range_from_unary_expr): Likewise.
5820 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5822 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5823 * config/avr/avr.c (call_insn_operand): Delete function.
5824 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5825 instead of register number. Use predicates.
5826 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5827 call_insn_operand): Add.
5829 2007-01-06 Jan Hubicka <jh@suse.cz>
5831 * tree-pass.h (pass_build_cgraph_edges): Declare.
5832 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5833 (visited_nodes): Remove.
5834 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5835 build_cgrpah_edges; make visited_nodes local.
5836 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5837 (record_references_in_initializer): Move to cgraphbuild.c
5838 (initialize_inline_failed, rebuild_cgraph_edges,
5839 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5840 (verify_cgraph_node): Make visited_nodes local.
5841 (cgraph_analyze_function): Do not call cgraph_create_edges and
5842 initialize_inline_failed.
5843 (cgraph_expand_function): Do not call cgraph_lower_function;
5844 assert that function is already lowered.
5845 * Makefile.in (cgraphbuild.o): New.
5846 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5847 at the end of lowering passes.
5849 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5851 * ifcvt.c (cond_move_convert_if_block): New function, code
5852 factored out from...
5853 (cond_move_process_if_block): ...here. Call the new function
5854 on the THEN and ELSE blocks.
5855 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5856 already takes care of this.
5858 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5861 * tree.h (TREE_OVERFLOW_P): New.
5862 * c-typeck.c (parser_build_unary_op): Warn only if result
5863 overflowed and operands did not.
5864 (parser_build_binary_op): Likewise.
5865 (convert_for_assignment): Remove redundant overflow_warning.
5866 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5868 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5870 * c-typeck.c (store_init_value): Split over two lines to follow
5871 the GNU coding style.
5873 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5875 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5876 __GXX_EXPERIMENTAL_CXX0X__.
5877 * doc/cpp.texi: Same.
5879 2007-01-05 Richard Guenther <rguenther@suse.de>
5882 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5883 with mismatched types. Instead explicitly build a
5884 conversion NOP_EXPR.
5886 2007-01-05 Ian Lance Taylor <iant@google.com>
5888 * c-common.c (decl_with_nonnull_addr_p): New function.
5889 (c_common_truthvalue_conversion): Call it.
5890 * c-typeck.c (build_binary_op): Likewise.
5891 * c-common.h (decl_with_nonnull_addr_p): Declare.
5893 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5896 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5899 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5901 * doc/install.texi (Final install): Document the fact that
5902 the GNAT runtime should not be stripped.
5904 2007-01-04 Jan Hubicka <jh@suse.cz>
5906 * tree-inline.c (fold_marked_statements): Update operand caches
5907 and EH after folding
5909 2007-01-04 Ian Lance Taylor <iant@google.com>
5911 * c-common.c (check_function_nonnull): Whitespace fix.
5913 2007-01-04 Jan Hubicka <jh@suse.cz>
5915 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5916 comitted older version of patch.
5917 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5918 function, celanup cfg and collect garbage.
5920 2007-01-04 Mike Stump <mrs@apple.com>
5922 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5925 2007-01-04 Eric Christopher <echristo@apple.com>
5927 * libgcc2.c (__bswapsi2): Use SItype.
5928 (__bswapdi2): Use DItype.
5929 * libgcc2.h: Update for above.
5931 2007-01-04 Paul Brook <paul@codesourcery.com>
5933 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5934 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5935 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5936 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5937 umulsi3_highpart): Make conditional on !arm_arch6.
5938 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5939 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5940 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5941 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5942 umulsi3_highpart_v6): New insns.
5944 2007-01-04 Roger Sayle <roger@eyesopen.com>
5946 * fold-const.c (fold_convert): When casting an expression to void,
5947 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5948 have a type. Instead of attempting to build a NOP_EXPR, return
5949 these "special" trees directly.
5951 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5953 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5954 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5955 rs6000_cost->fp not 0 as adjustment for outer NEG.
5957 2007-01-04 Jan Hubicka <jh@suse.cz>
5959 * cgraph.c (cgraph_release_function_body): New function.
5960 (cgraph_remove_node): Use it.
5961 * cgraph.h (cgraph_release_function_body): Declare.
5962 * cgraphunit.c (cgraph_expand_function): Use it.
5963 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5964 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5965 is initialized and while compilation of other function is running.
5966 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5967 statement CFG annotations from here to ...
5968 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5970 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5972 * cfgloop.h (enum li_flags): Make the constants powers of two.
5974 2007-01-04 Jan Hubicka <jh@suse.cz>
5976 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5978 (fold_marked_statements): New function.
5979 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5980 * tree-inline.h (copy_body_data): Add statements_to_fold.
5982 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5984 * config.gcc: Mention libgcc/config.host.
5985 * Makefile.in: Update comments mentioning libgcc.
5986 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5987 (all.cross, start.encap, rest.encap, rest.cross): Update
5988 dependencies for libgcc move.
5989 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5990 (clean-target, clean-target-libgcc): Delete.
5991 (srcdirify, GCC_EXTRA_PARTS): New macros.
5992 (libgcc-support, libgcc.mvars): New rules.
5993 (distclean): Remove mention of mklibgcc.
5994 (install): Don't reference INSTALL_LIBGCC.
5995 (install-common): Don't reference EXTRA_PARTS.
5996 (install-libgcc, install-multilib): Delete rules.
5997 * mklibgcc.in: Delete file.
5998 * doc/configfiles.texi: Don't mention mklibgcc.
6000 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
6001 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
6002 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
6003 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
6004 (mklibgcc, ldblspecs): Likewise.
6006 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
6007 (posixpre.def): Use $(T).
6008 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
6009 (SHLIB_SRC, SHLIB_INSTALL): Delete.
6010 (SHLIB_LINK): Make dummy.
6011 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
6013 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
6015 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
6016 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
6017 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6018 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6020 * configure.ac (all_outputs): Remove mklibgcc.
6021 * configure: Regenerated.
6023 2007-01-03 Josh Conner <jconner@apple.com>
6026 * calls.c (compute_argument_addresses): Set stack and stack_slot
6027 for partial args, too.
6028 (store_one_arg): Use locate.size.constant for the size when
6029 generating a save_area.
6031 2007-01-03 Robert Kennedy <jimbob@google.com>
6033 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6034 whose definitions are deleted due to basic block merging.
6036 2007-01-03 Paul Brook <paul@codesourcery.com>
6039 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6041 (use_return_insn): Return 0 for Thumb interrupt functions.
6042 (print_multi_reg): Add rfe argument for IRQ returns.
6043 (arm_output_epilogue): Pop interrupt return address directly into PC.
6044 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6046 2007-01-03 Paul Brook <paul@codesourcery.com>
6048 Merge from sourcerygxx-4_1.
6049 * config/arm/thumb2.md: New file.
6050 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6052 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6053 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6054 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6055 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6057 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6058 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6060 * config/arm/ieee754-sf.S: Ditto.
6061 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6062 (thumb1_base_register_rtx_p): ... to this.
6063 (thumb_index_register_rtx_p): Rename...
6064 (thumb1_index_register_rtx_p): ... to this.
6065 (thumb_output_function_prologue): Rename...
6066 (thumb1_output_function_prologue): ... to this.
6067 (thumb_legitimate_address_p): Rename...
6068 (thumb1_legitimate_address_p): ... to this.
6069 (thumb_rtx_costs): Rename...
6070 (thumb1_rtx_costs): ... to this.
6071 (thumb_compute_save_reg_mask): Rename...
6072 (thumb1_compute_save_reg_mask): ... to this.
6073 (thumb_final_prescan_insn): Rename...
6074 (thumb1_final_prescan_insn): ... to this.
6075 (thumb_expand_epilogue): Rename...
6076 (thumb1_expand_epilogue): ... to this.
6077 (arm_unwind_emit_stm): Rename...
6078 (arm_unwind_emit_sequence): ... to this.
6079 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6080 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6081 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6082 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6083 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6084 thumb2_output_casesi): New functions.
6085 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6086 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6087 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6088 THUMB2_WORK_REGS): Define.
6089 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6090 arm_condexec_mask, arm_condexec_masklen)): New variables.
6091 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6092 (arm_override_options): Check new CPU capabilities.
6093 Set new architecture flag variables.
6094 (arm_isr_value): Handle v7m interrupt functions.
6095 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6097 (const_ok_for_arm): Handle Thumb-2 constants.
6098 (arm_gen_constant): Ditto. Use movw when available.
6099 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6101 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6102 (thumb_find_work_register, arm_load_pic_register,
6103 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6104 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6105 print_multi_reg, output_mov_long_double_fpa_from_arm,
6106 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6107 output_mov_double_fpa_from_arm, output_move_double,
6108 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6109 output_return_instruction, arm_output_function_prologue,
6110 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6111 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6112 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6113 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6114 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6115 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6117 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6118 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6119 (arm_file_start): Output directive for unified syntax.
6120 (arm_unwind_emit_set): Handle stack alignment instruction.
6121 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6122 Add v6t2, v7, v7a, v7r and v7m.
6123 (RETLDM): Add Thumb-2 code.
6124 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6125 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6126 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6127 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6128 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6129 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6130 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6131 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6132 ADJUST_INSN_LENGTH): Define.
6133 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6134 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6135 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6136 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6137 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6138 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6139 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6140 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6141 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6142 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6143 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6144 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6145 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6146 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6147 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6148 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6149 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6151 * config/arm/arm-tune.md: Regenerate.
6152 * config/arm/arm-protos.h: Update prototypes.
6153 * config/arm/vfp.md: Enable patterns for Thumb-2.
6154 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6155 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6156 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6157 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6158 * config/arm/libunwind.S: Add Thumb-2 code.
6159 * config/arm/constraints.md: Update include Thumb-2.
6160 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6161 * config/arm/ieee754-df.S: Ditto.
6162 * config/arm/bpabi.S: Ditto.
6163 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6164 * config/arm/predicates.md (low_register_operand,
6165 low_reg_or_int_operand, thumb_16bit_operator): New.
6166 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6167 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6168 * config/arm/t-arm-elf: Add armv7 multilib.
6169 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6171 (UNSPEC_STACK_ALIGN, ce_count): New.
6172 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6173 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6175 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6176 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6177 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6178 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6179 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6180 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6182 * doc/extend.texi: Document ARMv7-M interrupt functions.
6183 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6185 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6187 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6188 (struct _Unwind_Context): Rename args_size to flags, remove
6189 signal_frame field, add a new args_size field and version field.
6190 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6191 _Unwind_IsExtendedContext): New inline functions.
6192 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6193 Assume by_value array is only present if _Unwind_IsExtendedContext.
6194 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6195 _Unwind_IsSignalFrame.
6196 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6197 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6198 (uw_init_context_1): Initialize context->flags to
6199 EXTENDED_CONTEXT_BIT.
6200 * config/rs6000/linux-unwind.h (frob_update_context): Use
6201 _Unwind_SetSignalFrame.
6203 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6206 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6207 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6210 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6212 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6213 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6214 RET, AT_SP): Remove.
6215 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6218 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6219 * cfgbuild.c (find_basic_blocks): Likewise.
6220 * cfgrtl.c (rtl_create_basic_block): Likewise.
6221 * function.c (temp_slots_at_level): Likewise.
6222 * reg-stack.c (stack_regs_mentioned): Likewise.
6223 * regclass.c (allocate_reg_info): Likewise.
6224 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6225 set_bb_for_stmt, move_block_to_fn): Likewise.
6226 * tree-complex.c (tree_lower_complex): Likewise.
6227 * vec.h (VEC_safe_grow_cleared): New.
6229 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6231 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6233 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6234 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6236 * cfgloopmanip.c (scale_loop_frequencies): Export.
6237 (loopify): Scale the frequencies by prescribed coefficients.
6238 (set_zero_probability): New function.
6239 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6240 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6241 and frequencies according to arguments.
6242 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6244 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6245 * modulo-sched.c (sms_schedule): Set probabilities for entering
6246 versioned loop correctly.
6247 * tree-vect-transform.c (vect_transform_loop): Ditto.
6248 * cfgloop.h (loopify, loop_version): Declaration changed.
6249 (scale_loop_frequencies): Declared.
6251 2007-01-02 Jan Hubicka <jh@suse.cz>
6253 * cgraph.c: Include tree-flow.h
6254 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6256 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6257 * tree-pass.h (pass_all_early_optimizations): Declare.
6258 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6260 (cgraph_analyze_function): Do early_local_passes.
6261 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6262 Do not add referenced vars.
6263 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6265 (gate_all_early_local_passes): New gate.
6266 (pass_early_local_passes): Use new gate.
6267 (execute_early_local_optimizations): New functions.
6268 (gate_all_early_optimizations): New gate.
6269 (pass_all_early_optimizations): New pass.
6270 (execute_free_datastructures): Free SSA only when initialized.
6271 (gate_init_datastructures): Init only when optimizing.
6272 (tree_lowering_passes): Do early local passes when called late.
6273 * tree-profile.c (do_tree_profiling): Don't profile functions added
6275 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6276 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6278 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6279 during early_local_passes.
6280 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6283 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6285 * Makefile.in: Update copyright year.
6287 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6289 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6290 in $(lang_checks) and check-consistency targets.
6292 2007-01-02 Jan Hubicka <jh@suse.cz>
6294 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6295 Do not add referenced vars.
6296 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6298 * passes.c (init_optimization_passes): Put mudflap_2 after
6299 free_datastructures.
6301 2007-01-02 Jan Hubicka <jh@suse.cz>
6303 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6304 Set NOTHROW flag on call statements proved to be nothrow.
6305 Update statement of local calls so new pure/const functions are
6306 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6308 (tree_rest_of_compilation): Register hooks and initialize bitmap
6309 early. Do not set after_inlining flag.
6311 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6313 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6314 HOST_BITS_PER_LONGLONG
6316 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6319 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6320 warning for non-static initializers.
6322 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6324 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6325 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6326 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6327 Always use set_unique_reg_note to add REG_EQUAL notes.
6329 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6332 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6334 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6335 * cfgbuild.c (find_basic_blocks): Likewise.
6336 * cfgrtl.c (rtl_create_basic_block): Likewise.
6337 * function.c (temp_slots_at_level): Likewise.
6338 * reg-stack.c (stack_regs_mentioned): Likewise.
6339 * regclass.c (allocate_reg_info): Likewise.
6340 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6341 set_bb_for_stmt, move_block_to_fn): Likewise.
6342 * tree-complex.c (tree_lower_complex): Likewise.
6343 * vec.h (VEC_safe_grow_cleared): New.
6345 2007-01-02 Ian Lance Taylor <iant@google.com>
6347 * c-common.c (c_common_truthvalue_conversion): When warning about
6348 using an assignment as a truth value, set TREE_NO_WARNING.
6350 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6353 * c.opt (Wold-style-declaration): New.
6354 * doc/invoke.texi (C-only Warning Options): New.
6355 (Wold-style-declaration): Document it.
6356 (Wextra): Enabled by -Wextra.
6357 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6358 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6359 -Wold-style-declaration.
6361 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6363 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6364 * cfgbuild.c (find_basic_blocks): Likewise.
6365 * cfgrtl.c (rtl_create_basic_block): Likewise.
6366 * function.c (temp_slots_at_level): Likewise.
6367 * reg-stack.c (stack_regs_mentioned): Likewise.
6368 * regclass.c (allocate_reg_info): Likewise.
6369 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6370 set_bb_for_stmt, move_block_to_fn): Likewise.
6371 * tree-complex.c (tree_lower_complex): Likewise.
6372 * vec.h (VEC_safe_grow_cleared): New.
6374 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6376 * c-common.c (c_common_nodes_and_builtins): Since variants of
6377 void_type_node get built before it is given a name, we need to
6378 give those variants the name, too.
6379 (complete_array_type): We need to work with the canonical main
6380 type of the array, from which we will build the qualified version.
6381 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6382 * print-tree.c (print_node): Display canonical type information
6384 * stor-layout.c (layout_type): When we don't know the
6385 alignment of a type for which we're building an array, we end up
6386 guessing wrong, so make the type require structural equality.
6387 * tree.c (make_node_stat): When we build a new type, it is its
6389 (build_type_attribute_qual_variant): When building an attribute
6390 variant, its canonical type is the non-attribute variant. However,
6391 if the attributes are target-dependent and they differ, we need to
6392 use structural equality checks for this type.
6393 (build_qualified_type): A qualified type is not equivalent to its
6394 unqualified variant; set the canonical type appropriately.
6395 (build_distinct_type_copy): When building a distinct type from
6396 another type, the new type is its own canonical type.
6397 (build_variant_type_copy): When building a new type variant, we
6398 assume that it is equivalent to the original type.
6399 (build_pointer_type_for_mode): When building a pointer type, also
6400 build a canonical type pointer.
6401 (build_reference_type_for_mode): When building a reference type,
6402 also build a canonical type reference.
6403 (build_index_type): When we can't hash an index type (e.g.,
6404 because its maximum value is negative), the index type requires
6405 structural equality tests.
6406 (build_array_type): Build the canonical form of an array type.
6407 (build_function_type): Function types require structural equality,
6408 because they contain default arguments, attributes, etc.
6409 (build_method_type_directly): Ditto for method types.
6410 (build_offset_type): Build the canonical offset type.
6411 (build_complex_type): Build the canonical vector type.
6412 (make_vector_type): Build the canonical vector type.
6413 * tree.h (TYPE_CANONICAL): New.
6414 (TYPE_STRUCTURAL_EQUALITY_P): New.
6415 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6416 (struct tree_type): Added "canonical" field.
6417 * params.h (VERIFY_CANONICAL_TYPES): New.
6418 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6419 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6420 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6421 * doc/invoke.texi (verify-canonical-types): Document --param
6422 parameter for verifying canonical types.
6424 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6426 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6427 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6428 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6429 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6431 * config/rs6000/e500.h: New.
6432 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6433 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6435 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6436 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6437 TARGET_E500_DOUBLE): Remove.
6438 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6439 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6440 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6441 * config/rs6000/rs6000.c (rs6000_override_options): Use
6444 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6446 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6447 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6448 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6449 rs6000_emit_cmove): Don't check TARGET_E500.
6450 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6451 sordered): Don't check TARGET_E500.
6453 2007-01-01 Eric Christopher <echristo@apple.com>
6455 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6456 HARD_REGISTER_NUM_P.
6458 2007-01-01 Roger Sayle <roger@eyesopen.com>
6460 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6461 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6462 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6465 2007-01-01 Mike Stump <mrs@apple.com>
6467 * configure.ac: Remove support for building with Apple's gcc-3.1.
6469 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6472 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6473 REG is a hard register. Do not modify REG before calling
6475 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6476 multiple of the size of YMODE for certain lowpart cases.
6478 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6481 * gimplify (voidify_wrapper_expr): Update for
6484 2007-01-01 Andreas Schwab <schwab@suse.de>
6487 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6488 save of BR0 in extra_spill_size instead of spill_size.
6489 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6491 (ia64_expand_epilogue): Restore BR0 from its new location.
6493 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6495 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6496 Use a temporary variable if the left hand side is not a gimple
6499 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6501 * gimplify.c (gimplify_return_expr): Make the temporary variable
6502 for the return expression, a gimple register variable.
6504 2007-01-01 Jan Hubicka <jh@suse.cz>
6506 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6509 2007-01-01 Mike Stump <mrs@apple.com>
6511 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6513 * config/darwin.c (machopic_select_rtx_section): Use
6515 (darwin_mergeable_constant_section): Likewise.
6516 * configure: Regenerate.
6517 * config.in: Regenerate.
6519 2007-01-01 Jan Hubicka <jh@suse.cz>
6520 Andrew Pinski <pinskia@gmail.com>
6522 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6523 before starting IPA passes.