1 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
3 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
4 2^32-1 or more times unless flag_unsafe_loop_optimizations.
6 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
8 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
11 (fold_builtin_1): Use them.
12 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
15 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
17 * config/i386/i386.c (bdesc_1arg): Initialize
18 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
19 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
20 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
21 and IX86_BUILTIN_MOVSLDUP.
23 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
25 PR rtl-optimization/30841
26 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
28 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30 * builtins.c (fold_builtin_frexp): New.
31 (fold_builtin_2): Use it.
33 2007-02-22 Mark Mitchell <mark@codesourcery.com>
35 * doc/invoke.texi (Spec Files): Document getenv spec function.
37 * gcc.c (getenv_spec_function): New function.
38 (static_spec_functions): Add it.
39 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
40 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
43 2007-02-22 Michael Matz <matz@suse.de
46 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
47 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
49 2007-02-22 Ian Lance Taylor <iant@google.com>
52 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
53 (mem_loc_descriptor): Call it.
55 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
56 Ira Rosen <irar@il.ibm.com>
58 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
60 2007-02-22 Ira Rosen <irar@il.ibm.com>
62 PR tree-optimization/30843
63 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
64 stores only after all the group is vectorized.
66 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
68 PR tree-optimization/30858
69 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
70 in the reduction cycle have a single use in the loop.
71 * tree-vectorizer.h (relevant): Add documentation.
73 2007-02-20 Mike Stump <mrs@apple.com>
75 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
76 * configure: Regenerate.
78 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
80 Change the defaults of some parameters and options.
81 * config/spu/spu-protos.h (spu_optimization_options): Declare.
82 * config/spu/spu.c (spu_optimization_options): Add.
83 (spu_override_options): Change params in spu_optimization_options.
84 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
86 Register 127 is only 16 byte aligned when used as a frame pointer.
87 * config/spu/spu-protos.h (spu_init_expanders): Declare.
88 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
89 HARD_FRAME_POINTER_REGNUM.
90 (spu_legitimate_address): Use regno_aligned_for_reload.
91 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
92 aligned when frame_pointer_needed is true.
93 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
95 * config/spu/spu.h (INIT_EXPANDERS): Define.
97 Make sure shift and rotate instructions have valid immediate operands.
98 * config/spu/predicates.md (spu_shift_operand): Remove.
99 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
100 * config/spu/constraints.md (W, O): Extend range.
101 * config/spu/spu.md (umask, nmask): Define.
102 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
103 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
104 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
105 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
106 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
107 (lshr<mode>3_reg): Fix rtl description.
109 Make sure mulhisi immediate operands are valid.
110 * config/spu/predicates.md (imm_K_operand): Add.
111 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
113 Generate constants using fsmbi and andi.
114 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
115 (print_operand, spu_split_immediate, classify_immediate,
116 fsmbi_const_p): Handle IC_FSMBI2.
118 Correctly handle a CONST_VECTOR containing symbols.
119 * config/spu/spu.c (print_operand): Handle HIGH correctly.
120 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
121 (immediate_load_p): Allow symbols that use 2 instructions to create.
122 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
123 with symbols when flag_pic is set.
124 (const_vector_immediate_p): New.
125 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
126 accept a CONST_VECTOR with symbols.
127 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
128 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
130 * config/spu/spu.md (high, low): Delete.
131 (low_<mode>): Define.
133 Remove INTRmode and INTR_REGNUM, which didn't work.
134 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
136 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
137 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
138 peephole2 pattern): Don't use INTR or 131.
140 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
141 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
142 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
143 (UNSPEC_SET_INTR): Add.
144 * config/spu/spu-modes.def (INTR): Remove.
146 More accurate warnings about run-time relocations.
147 * config/spu/spu.c (reloc_diagnostic): Test in_section.
149 Correctly warn about immediate arguments to specific intrinsics.
150 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
151 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
152 the instruction predicate.
154 Fix tree check errors with latest update.
155 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
157 (spu_expand_builtin): Use CALL_EXPR_FN.
159 Add missing specific intrinsics.
160 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
162 * config/spu/spu_internals.h: Ditto.
164 Fix incorrect operand modifiers.
165 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
166 * config/spu/spu.md (xor<mode>3): Change %S to %J.
168 Optimize one case of zero_extend of a vec_select.
169 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
171 Accept any immediate for hbr.
172 * config/spu/spu.md (hbr): Change s constraints to i.
174 2007-02-21 Paul Brook <paul@codesourcery.com>
176 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
177 condexec_count when skipping USE and CLOBBER.
179 2007-02-21 Nick Clifton <nickc@redhat.com>
181 * common.opt (Warray-bounds): Add Warning attribute.
182 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
184 (fsized-zeroes): Add Optimization attribute.
185 (fsplit-wide-types, ftree-scev-cprop): Likewise.
186 * c.opt (Wc++0x-compat): Add Warning attribute.
188 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
191 * reload1.c (eliminate_regs_in_insn): In the single_set special
192 case, attempt to re-recognize the insn before falling back to
193 having reload fix it up.
195 2007-02-20 Eric Christopher <echristo@gmail.com>
197 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
199 (frv_read_iacc_argument): Ditto.
200 (frv_expand_set_builtin): Take a call instead of arglist, update for
202 (frv_expand_unop_builtin): Ditto.
203 (frv_expand_binop_builtin): Ditto.
204 (frv_expand_cut_builtin): Ditto.
205 (frv_expand_binopimm_builtin): Ditto.
206 (frv_expand_voidbinop_builtin): Ditto.
207 (frv_expand_int_void2arg): Ditto.
208 (frv_expand_prefetches): Ditto.
209 (frv_expand_voidtriop_builtin): Ditto.
210 (frv_expand_voidaccop_builtin): Ditto.
211 (frv_expand_load_builtin): Ditto.
212 (frv_expand_store_builtin): Ditto.
213 (frv_expand_mdpackh_builtin): Ditto.
214 (frv_expand_mclracc_builtin): Ditto.
215 (frv_expand_mrdacc_builtin): Ditto.
216 (frv_expand_mwtacc_builtin): Ditto.
217 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
220 2007-02-20 Janis Johnson <janis187@us.ibm.com>
222 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
223 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
225 (HAVE_GAS_DFP): Check for assembler support of decimal floating
227 * configure: Regenerate.
228 * config.in: Regenerate.
229 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
230 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
231 masks to power6 and power6x and to POWERPC_MASKS.
232 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
234 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
235 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
236 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
237 Access PROTOTYPE as variable, not mask.
239 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
241 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
242 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
243 * combine.c (adjust_for_new_dest): Use it.
244 * postreload.c (reload_combine): Likewise.
246 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
248 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
249 notes on an insn with multiple sets, even if single_set returns
250 non-NULL for that insn.
252 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
254 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
257 2007-02-20 Geoffrey Keating <geoffk@apple.com>
259 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
260 if user didn't pass it.
261 * config/i386/darwin.h (CC1_SPEC): Likewise.
262 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
263 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
264 -mmacosx-version-min.
266 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
267 Uros Bizjak <ubizjak@gmail.com>
269 * optabs.h (enum optab_index): Add new OTI_scalb.
270 (scalb_optab): Define corresponding macro.
271 * optabs.c (init_optabs): Initialize scalb_optab.
272 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
274 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
275 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
276 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
277 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
278 flag_unsafe_math_optimizations is set.
280 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
281 to implement scalbf, scalb and scalbl built-ins as inline x87
284 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
285 DJ Delorie <dj@redhat.com>
288 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
289 (diagnostic_report_diagnostic): ... here, and turn them into real
290 errors. If warnings are inhibited, no need to do anything.
292 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
294 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
295 better code generation.
297 2007-02-20 Ben Elliston <bje@au.ibm.com>
299 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
301 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
303 * config/alpha/alpha.c, config/alpha/alpha.md,
304 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
305 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
306 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
307 config/arm/lib1funcs.asm: Follow spelling conventions.
309 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
310 config/fr30/fr30.md, config/i386/i386.h,
311 config/iq2000/iq2000.h, config/iq2000/predicates.md,
312 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
313 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
314 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
315 config/rs6000/altivec.md, config/rs6000/rs6000.c,
316 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
317 config/sparc/sparc.c, config/sparc/sparc.h,
318 config/sparc/sparc.md, config/spu/constraints.md,
319 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
322 2007-02-20 Alan Modra <amodra@bigpond.net.au>
325 * varasm.c (use_blocks_for_decl_p): Return false for decls with
328 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
330 * doc/invoke.texi (-ftree-lrs): Remove.
332 2007-02-19 Diego Novillo <dnovillo@redhat.com>
334 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
337 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
339 * config/ia64/ia64.c (ia64_expand_builtin): Use the
340 new CALL_EXPR_FN macro for retrieving the function
341 declaration of the input expression.
343 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
345 * c.opt (Waddress): New.
346 * common.opt (Walways-true): Delete.
347 (Wstring-literal-comparison): Delete.
348 * doc/invoke.texi (Warning Options): Delete -Walways-true and
349 -Wstring-literal-comparison. Add -Waddress.
351 (Walways-true): Delete.
352 (Wstring-literal-comparison): Delete.
353 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
354 consistently instead of -Walways-true in example.
355 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
356 * c-typeck.c (parser_build_binary_op): Replace
357 -Wstring-literal-comparison and -Walways-true with -Waddress.
358 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
361 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
363 * tree-cfg.c (dump_function_to_file): Be prepared for functions
364 without DECL_STRUCT_FUNCTION initialized.
366 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
368 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
369 due to calls to functions taking pointers as parameters.
371 2007-02-19 Richard Henderson <rth@redhat.com>
374 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
377 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
379 * config/s390/s390.c (s390_call_saved_register_used,
380 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
381 accessed to the new scheme.
383 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
385 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
386 (cris_print_index, cris_print_operand, cris_print_operand_address)
387 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
388 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
389 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
391 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
392 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
393 GO_IF_LEGITIMATE_ADDRESS): Ditto.
394 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
395 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
396 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
397 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
398 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
399 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
400 (uminsi3, call, call_value): Ditto.
401 (define_split: indir_to_reg_split, unnamed): Ditto.
403 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
405 PR tree-optimization/30975
406 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
409 2007-02-18 Eric Christopher <echristo@gmail.com>
411 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
412 Remove use of arglist.
413 (mips_expand_builtin): Remove use of arglist, pass in expr.
414 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
415 (mips_expand_builtin_movtf): Ditto.
416 (mips_expand_builtin_compare): Ditto.
418 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
420 * tree-sra.c (sra_build_assignment): Replace assertion
421 checking with a comment explaining why it can't be done.
423 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
426 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
427 during CALL_EXPR representation conversion.
428 * tree-ssa-propagate.c (set_rhs): Likewise.
430 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
432 * tree-sra.c (sra_build_assignment): Disable assertion checking
435 2007-02-18 Roger Sayle <roger@eyesopen.com>
437 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
438 instead of calling build2 with a GIMPLE_MODIFY_STMT.
439 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
441 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
442 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
443 gimplify_init_ctor_eval_range, gimple_push_cleanup,
444 gimplify_omp_for, gimplify_omp_atomic_pipeline,
445 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
446 force_gimple_operand): Likewise.
447 * ipa-cp.c (constant_val_insert): Likewise.
448 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
449 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
450 perfect_nestify): Likewise.
451 * langhooks.c (lhd_omp_assignment): Likewise.
452 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
453 lower_copyprivate_clauses, lower_send_clauses,
454 lower_send_shared_vars, expand_parallel_call,
455 expand_omp_for_generic, expand_omp_for_static_nochunk,
456 expand_omp_for_static_chunk, expand_omp_sections,
457 lower_omp_single_copy, lower_omp_for_lastprivate,
458 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
459 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
460 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
463 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
465 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
466 config/sh/sh.md: Follow spelling conventions.
468 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
469 config/frv/predicates.md: Follow spelling conventions.
471 * config/m68k/linux-unwind.h: Fix a comment typo.
472 * target.h: Follow spelling conventions.
474 2007-02-18 Roger Sayle <roger@eyesopen.com>
476 PR rtl-optimization/28173
477 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
478 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
479 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
480 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
481 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
483 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
485 * builtins.c (fold_builtin_load_exponent): New.
486 (fold_builtin_2): Use it.
488 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
490 PR rtl-optimization/30773
491 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
492 if we fail to attach a REG_EQUIV note.
494 2007-02-18 David Edelsohn <edelsohn@gnu.org>
495 Roger Sayle <roger@eyesopen.com>
497 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
499 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
501 * calls.c (initialize_argument_information): Pass original EXP
502 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
503 code to split complex arguments here, as part of initializing the
505 (expand_call): Remove code that builds a list of arguments and
506 inserts implicit arguments into it. Instead, just count how many
507 implicit arguments there will be so we can determine the size of
508 the ARGS array, and let initialize_argument_information do the work.
509 (split_complex_values): Delete unused function.
511 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
513 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
515 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
517 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
518 for arg pointer based indexed addressing.
520 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
522 * config/ia64/ia64.h, config/ia64/ia64.md,
523 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
524 spelling conventions.
526 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
528 * config/m68k/m68k.c (split_di): New.
529 * config/m68k/m68k-protos.h: Declare split_di.
530 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
531 Improve predicate handling and split constant shifts.
533 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
535 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
536 parameter for register bitfield operations, general predicates
539 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
541 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
542 * config/m68k/linux-unwind.h: New file.
544 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
546 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
547 config/i386/athlon.md, config/ia64/ia64.md,
548 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
549 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
550 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
551 tree-ssa-loop-niter.c, tree-vect-analyze.c,
552 tree-vect-transform.c: Fix comment typos.
554 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
556 * sched-deps.c (find_insn_list): Remove.
557 * sched-int.h: Remove the prototype for find_insn_list.
559 2007-02-16 Geoffrey Keating <geoffk@apple.com>
561 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
563 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
564 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
565 darwin_rs6000_override_options.
566 (C_COMMON_OVERRIDE_OPTIONS): Expect
567 darwin_macosx_version_min to be non-NULL always.
568 (TARGET_C99_FUNCTIONS): Likewise.
569 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
570 (DARWIN_MINVERSION_SPEC): New.
571 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
572 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
574 (DARWIN_MINVERSION_SPEC): New.
575 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
577 * config/darwin-c.c (darwin_cpp_builtins): Expect
578 darwin_macosx_version_min to be non-NULL always.
580 * config/rs6000/rs6000.c: Clean up trailing whitespace.
582 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
584 * config/i386/i386.h (x86_use_xchgb): New.
585 (TARGET_USE_XCHGB): New macro.
586 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
587 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
588 Split after reload into bswaphi for shifts of 8.
589 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
590 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
591 or when optimizing for size.
593 2007-02-16 Richard Guenther <rguenther@suse.de>
594 Christian Bruel <christian.bruel@st.com>
596 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
597 DECLs but prefer SSA_NAMEs over DECLs.
599 2007-02-16 Richard Guenther <rguenther@suse.de>
601 * tree-flow-inline.h (single_imm_use_p): Remove.
602 (zero_imm_uses_p): Likewise.
603 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
604 instead of single_imm_use_p.
605 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
608 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
611 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
612 nested double- and backquotes.
614 2007-02-15 Roger Sayle <roger@eyesopen.com>
617 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
618 should be unreachable.
619 (build2_stat): Allow construction of MODIFY_EXPR at any time.
620 For the time being redirect GIMPLE_MODIFY_STMT to the new
621 (renamed) build_gimple_modify_stmt_stat.
622 (build2_gimple_stat): Rename to...
623 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
624 Always build a GIMPLE_MODIFY_STMT node.
625 * tree.h (build2_gimple, build2_gimple_stat): Delete.
626 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
629 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
630 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
631 * tree-complex.c (set_component_ssa_name, expand_complex_move,
632 expand_complex_div_wide): Likewise.
633 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
634 * tree-ssa-loop-im.c (schedule_sm): Likewise.
635 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
636 * tree-ssa-loop-manip.c (create_iv): Likewise.
637 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
638 abs_replacement): Likewise.
639 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
640 realify_fake_stores): Likewise.
642 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
643 node rather than a GIMPLE_MODIFY_STMT node.
644 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
645 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
647 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
648 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
651 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
654 * fold-const.c (fold_comparison): Add back the
655 folding of constant complex comparisions.
657 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
660 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
661 effects unknown to this function, return early.
663 2007-02-15 Ian Lance Taylor <iant@google.com>
665 * lower-subreg.c (move_eh_region_note): New static function.
666 (resolve_simple_move): Call it.
667 (decompose_multiword_subregs): Track blocks for which we resolve a
668 simple move which is also a control flow insn. Pass them to
669 find_many_sub_basic_blocks.
670 (pass_lower_subreg): Add TODO_verify_flow.
671 (pass_lower_subreg2): Likewise.
673 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
674 Brooks Moses <brooks.moses@codesourcery.com>
675 Lee Millward <lee.millward@codesourcery.com>
677 * tree.h (enum tree_code_class): Add tcc_vl_exp.
678 (VL_EXP_CLASS_P): New.
679 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
681 (TREE_OPERAND_CHECK_CODE): Likewise.
682 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
683 (TREE_RTL_OPERAND_CHECK): Likewise.
684 (tree_operand_check_failed): Make second parameter the whole tree
685 instead of its code. Fixed callers.
687 (TREE_OPERAND_LENGTH): New.
688 (VL_EXP_OPERAND_LENGTH): New.
690 (CALL_EXPR_STATIC_CHAIN): New.
691 (CALL_EXPR_ARGS): New.
692 (CALL_EXPR_ARG): New.
693 (call_expr_nargs): New.
694 (CALL_EXPR_ARGP): New.
695 (build_nt_call_list): Declare.
696 (build_vl_exp_stat): Declare.
698 (build_call_list): Declare.
699 (build_call_nary): Declare.
700 (build_call_valist): Declare.
701 (build_call_array): Declare.
702 (call_expr_arg): Declare.
703 (call_expr_argp): Declare.
704 (call_expr_arglist): Declare.
705 (fold_build_call_list): Declare.
706 (fold_build_call_list_initializer): Declare.
707 (fold_call_expr): Declare to replace fold_builtin.
708 (fold_builtin_fputs): Update to agree with modified definition.
709 (fold_builtin_strcpy): Likewise.
710 (fold_builtin_strncpy): Likewise.
711 (fold_builtin_memory_chk): Likewise.
712 (fold_builtin_stxcpy_chk): Likewise.
713 (fold_builtin_strncpy_chk): Likewise.
714 (fold_builtin_next_arg): Likewise.
715 (fold_build_call_expr): Declare.
716 (fold_builtin_call_list): Declare.
717 (fold_builtin_call_valist): Declare.
718 (build_call_expr): Declare.
719 (validate_arglist): Update to agree with modified definition.
720 (tree_operand_length): New.
721 (call_expr_arg_iterator): New.
722 (init_call_expr_arg_iterator): New.
723 (next_call_expr_arg): New.
724 (first_call_expr_arg): New.
725 (more_call_expr_args_p): New.
726 (FOR_EACH_CALL_EXPR_ARG): New.
728 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
730 (tree_code_size): Update documentation. Use sizeof (tree) rather
731 than sizeof (char *).
732 (tree_size): Likewise. Add case for tcc_vl_exp.
733 (tree_node_structure): Add case for tcc_vl_exp.
734 (contains_placeholder_p): Likewise.
735 (substitute_in_expr): Likewise.
736 (substitute_placeholder_in_expr): Likewise.
737 (stabilize_reference_1): Likewise.
738 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
739 to diagnose breakage of this interface for constructing CALL_EXPRs.
740 (build_nt): Add similar assertion here.
741 (build_nt_call_list): New.
742 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
743 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
745 (get_callee_fndecl): Use new CALL_EXPR accessors.
746 (tree_operand_check_failed): Change parameters to pass entire node
747 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
748 (process_call_operands): New.
749 (build_vl_exp_stat): New.
750 (build_call_list): New.
751 (build_call_nary): New.
752 (build_call_valist): New.
753 (build_call_array): New.
754 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
755 (call_expr_arglist): New.
757 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
758 tcc_vl_exp instead of a fixed-size tcc_expression.
760 * doc/c-tree.texi (CALL_EXPR): Document new representation and
761 accessors for CALL_EXPRs.
762 (AGGR_INIT_EXPR): Likewise.
764 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
765 Brooks Moses <brooks.moses@codesourcery.com>
766 Lee Millward <lee.millward@codesourcery.com>
768 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
769 (expand_builtin_nonlocal_goto): Change parameter to be entire
770 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
771 (expand_builtin_prefetch): Likewise.
772 (expand_builtin_classify_type): Likewise.
773 (mathfn_built_in): Return NULL_TREE instead of 0.
774 (expand_errno_check): Use new CALL_EXPR accessors.
775 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
776 Return NULL_RTX instead of 0.
777 (expand_builtin_mathfn_2): Likewise.
778 (expand_builtin_mathfn_3): Likewise.
779 (expand_builtin_interclass_mathfn): Likewise.
780 (expand_builtin_sincos): Likewise.
781 (expand_builtin_cexpi): Likewise.
782 (expand_builtin_int_roundingfn): Likewise.
783 (expand_builtin_int_roundingfn_2): Likewise.
784 (expand_builtin_pow): Likewise.
785 (expand_builtin_powi): Likewise.
786 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
787 of arglist, fixing callers appropriately. Use new CALL_EXPR
788 accessors and constructors. Return NULL_RTX instead of 0.
789 (expand_builtin_strstr): Likewise.
790 (expand_builtin_strchr): Likewise.
791 (expand_builtin_strrchr): Likewise.
792 (expand_builtin_strpbrk): Likewise.
793 (expand_builtin_memcpy): Likewise.
794 (expand_builtin_mempcpy): Likewise.
795 (expand_builtin_mempcpy_args): New.
796 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
797 (expand_builtin_memmove_args): New.
798 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
799 (expand_movstr): Likewise.
800 (expand_builtin_strcpy): Likewise.
801 (expand_builtin_strcpy_args): New.
802 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
803 (expand_builtin_strncpy): Likewise.
804 (expand_builtin_memset): Likewise.
805 (expand_builtin_memset_args): New.
806 (expand_builtin_bzero): Similarly to expand_builtin_memset.
807 (expand_builtin_memcmp): Likewise.
808 (expand_builtin_strcmp): Likewise.
809 (expand_builtin_strncmp): Likewise.
810 (expand_builtin_strcat): Likewise.
811 (expand_builtin_strncat): Likewise.
812 (expand_builtin_strspn): Likewise.
813 (expand_builtin_strcspn): Likewise.
814 (expand_builtin_args_info): Likewise.
815 (expand_builtin_va_start): Likewise.
816 (gimplify_va_arg_expr): Likewise.
817 (expand_builtin_va_end): Likewise.
818 (expand_builtin_va_copy): Likewise.
819 (expand_builtin_frame_address): Likewise.
820 (expand_builtin_alloca): Likewise.
821 (expand_builtin_bswap): Likewise.
822 (expand_builtin_unop): Likewise.
823 (expand_builtin_fputs): Likewise.
824 (expand_builtin_expect): Likewise.
825 (expand_builtin_fabs): Likewise.
826 (expand_builtin_copysign): Likewise.
827 (expand_builtin_printf): Likewise.
828 (expand_builtin_fprintf): Likewise.
829 (expand_builtin_sprintf): Likewise.
830 (expand_builtin_init_trampoline): Likewise.
831 (expand_builtin_signbit): Likewise.
832 (expand_builtin_fork_or_exec): Likewise.
833 (expand_builtin_sync_operation): Likewise.
834 (expand_builtin_compare_and_swap): Likewise.
835 (expand_builtin_lock_test_and_set): Likewise.
836 (expand_builtin_lock_release): Likewise.
837 (expand_builtin): Likewise.
838 (builtin_mathfn_code): Likewise.
840 (fold_builtin_constant_p): Pass call arguments individually instead
841 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
842 accessors and constructors. Return NULL_TREE instead of 0.
843 (fold_builtin_expect): Likewise.
844 (fold_builtin_classify_type): Likewise.
845 (fold_builtin_strlen): Likewise.
846 (fold_builtin_nan): Likewise.
847 (integer_valued_real_p): Likewise.
848 (fold_trunc_transparent_mathfn): Likewise.
849 (fold_fixed_mathfn): Likewise.
850 (fold_builtin_cabs): Likewise.
851 (fold_builtin_sqrt): Likewise.
852 (fold_builtin_cbrt): Likewise.
853 (fold_builtin_cos): Likewise.
854 (fold_builtin_cosh): Likewise.
855 (fold_builtin_tan): Likewise.
856 (fold_builtin_sincos): Likewise.
857 (fold_builtin_cexp): Likewise.
858 (fold_builtin_trunc): Likewise.
859 (fold_builtin_floor): Likewise.
860 (fold_builtin_ceil): Likewise.
861 (fold_builtin_round): Likewise.
862 (fold_builtin_int_roundingfn): Likewise.
863 (fold_builtin_bitop): Likewise.
864 (fold_builtin_bswap): Likewise.
865 (fold_builtin_logarithm): Likewise.
866 (fold_builtin_hypot): Likewise.
867 (fold_builtin_pow): Likewise.
868 (fold_builtin_powi): Likewise.
869 (fold_builtin_exponent): Likewise.
870 (fold_builtin_memset): Likewise.
871 (fold_builtin_bzero): Likewise.
872 (fold_builtin_memory_op): Likewise.
873 (fold_builtin_bcopy): Deleted; call site changed to invoke
874 fold_builtin_memory_op directly.
875 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
876 (fold_builtin_strncpy): Likewise.
877 (fold_builtin_memcmp): Likewise.
878 (fold_builtin_strcmp): Likewise.
879 (fold_builtin_strncmp): Likewise.
880 (fold_builtin_signbit): Likewise.
881 (fold_builtin_copysign): Likewise.
882 (fold_builtin_isascii): Likewise.
883 (fold_builtin_toascii): Likewise.
884 (fold_builtin_isdigit): Likewise.
885 (fold_builtin_fabs): Likewise.
886 (fold_builtin_abs): Likewise.
887 (fold_builtin_fmin_fmax): Likewise.
888 (fold_builtin_carg): Likewise.
889 (fold_builtin_classify): Likewise.
890 (fold_builtin_unordered_cmp): Likewise.
892 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
893 New functions split out from fold_builtin_1.
894 (fold_builtin_n): New.
895 (fold_builtin_varargs): New.
896 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
898 (fold_call_expr): New.
899 (build_function_call_expr): Rewrite to use new helper function.
900 (fold_builtin_call_list): New.
901 (build_call_expr): New.
902 (fold_builtin_call_valist): New.
903 (rewrite_call_expr): New.
905 (validate_arglist): Change parameter to be entire CALL_EXPR instead
906 of an arglist. Change return type to bool. Use new CALL_EXPR
909 (fold_builtin_strstr): Pass call arguments individually instead
910 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
911 accessors and constructors. Return NULL_TREE instead of 0.
912 (fold_builtin_strchr): Likewise.
913 (fold_builtin_strrchr): Likewise.
914 (fold_builtin_strpbrk): Likewise.
915 (fold_builtin_strcat): Likewise.
916 (fold_builtin_strncat): Likewise.
917 (fold_builtin_strspn): Likewise.
918 (fold_builtin_strcspn): Likewise.
919 (fold_builtin_fputs): Likewise.
920 (fold_builtin_next_arg): Likewise.
921 (fold_builtin_sprintf): Likewise.
923 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
924 NULL_RTX instead of 0.
925 (expand_builtin_memory_chk): Likewise.
926 (maybe_emit_chk_warning): Likewise.
927 (maybe_emit_sprintf_chk_warning): Likewise.
929 (fold_builtin_object_size): Pass call arguments individually instead
930 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
931 accessors and constructors. Return NULL_TREE instead of 0.
932 (fold_builtin_memory_chk): Likewise.
933 (fold_builtin_stxcpy_chk): Likewise.
934 (fold_builtin_strncpy_chk): Likewise.
935 (fold_builtin_strcat_chk): Likewise.
936 (fold_builtin_strcat_chk): Likewise.
937 (fold_builtin_strncat_chk): Likewise.
938 (fold_builtin_sprintf_chk): Likewise.
939 (fold_builtin_snprintf_chk): Likewise.
940 (fold_builtin_printf): Likewise.
941 (fold_builtin_vprintf): Likewise.
943 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
945 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
946 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
947 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
948 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
949 (fold_unary): Likewise.
950 (fold_binary): Likewise.
951 (fold_ternary): Remove CALL_EXPR case, since they are no longer
953 (fold): Add logic for tcc_vl_exp.
954 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
955 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
956 (fold_build3_stat): Add assertion to flag broken interface for
957 constructing CALL_EXPRs.
958 (fold_build_call_list): New.
959 (fold_build_call_list_initializer): New.
960 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
962 (fold_strip_sign_ops): Likewise.
964 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
965 Brooks Moses <brooks.moses@codesourcery.com>
966 Lee Millward <lee.millward@codesourcery.com>
968 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
969 accessors and dump arguments explicitly.
971 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
973 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
975 (print_call_name): Use new CALL_EXPR accessors.
977 * print-tree.c (print_node): Add case tcc_vl_exp. Print
978 CALL_EXPR arguments explicitly instead of as a list. Use
979 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
981 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
982 (vrp_visit_stmt): Likewise.
984 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
985 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
987 (force_move_till_expr): Likewise.
989 * targhooks.c (default_external_stack_protect_fail): Use
990 build_call_expr instead of build_function_call_expr.
991 (default_hidden_stack_protect_fail): Likewise.
993 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
996 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
997 and walk arguments explicitly.
999 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
1000 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1001 (expand_simple_operations): Likewise.
1002 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
1004 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
1005 of TREE_CODE_LENGTH.
1006 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
1008 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
1009 instead of TREE_CODE_LENGTH.
1011 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
1012 (tree_ic_transform): Likewise.
1013 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
1014 parameter instead of arglist. Fix callers.
1015 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
1016 (tree_stringops_transform): Likewise.
1017 (tree_indirect_call_to_profile): Likewise.
1018 (tree_stringops_values_to_profile): Likewise.
1020 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
1021 (eliminate_tail_call): Likewise.
1023 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
1025 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
1026 Use TREE_OPERAND_LENGTH and generalize to handle any number of
1028 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
1030 * omp-low.c (build_omp_barrier): Use build_call_expr.
1031 (lower_rec_input_clauses): Likewise.
1032 (lower_reduction_clauses): Likewise.
1033 (expand_parallel_call): Likewise.
1034 (maybe_catch_exception): Likewise.
1035 (expand_omp_for_generic): Likewise.
1036 (expand_omp_for_static_nochunk): Likewise.
1037 (expand_omp_sections): Likewise.
1038 (lower_omp_single_simple): Likewise.
1039 (lower_omp_single_copy): Likewise.
1040 (lower_omp_master): Likewise.
1041 (lower_omp_ordered): Likewise.
1042 (lower_omp_critical): Likewise.
1044 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
1045 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
1047 * tree-gimple.c (is_gimple_call_addr): Fix doc.
1048 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
1049 TREE_CODE_LENGTH. Add tcc_vl_exp case.
1051 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
1052 and generalize to handle any number of operands.
1053 (chrec_contains_undetermined): Likewise.
1054 (tree_contains_chrecs): Likewise.
1055 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
1057 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
1059 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
1060 fold_call_expr instead of fold_builtin.
1061 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
1062 match declarations there.
1063 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
1066 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
1067 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1069 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
1070 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
1072 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
1075 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
1076 (execute_cse_sincos): Use new CALL_EXPR accessors.
1078 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
1080 * gimple-low.c (lower_function_body): Use build_call_expr.
1081 (lower_builtin_setjmp): Likewise.
1083 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
1084 (set_storage_via_libcall): Likewise.
1085 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
1086 instead of TREE_CODE_LENGTH.
1087 (expand_expr_real_1): Use new CALL_EXPR accessors.
1089 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
1090 generalize to handle any number of operands.
1091 (TB_parent_eq): Likewise.
1093 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
1094 (strip_builtin_expect): Likewise.
1096 * function.c (gimplify_parameters): Use build_call_expr.
1098 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
1099 instead of TREE_CODE_LENGTH.
1101 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
1102 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
1104 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
1107 * gimplify.c (build_stack_save_restore): Use build_call_expr.
1108 (gimplify_decl_expr): Likewise.
1109 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
1110 Use new CALL_EXPR iterators.
1111 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
1112 (gimplify_modify_expr_to_memset): Likewise.
1113 (gimplify_variable_sized_compare): Likewise.
1114 (gimplify_omp_atomic_fetch_op): Likewise.
1115 (gimplify_omp_atomic_pipeline): Likewise.
1116 (gimplify_omp_atomic_mutex): Likewise.
1117 (gimplify_function_tree): Likewise.
1119 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
1120 (call_expr_flags): Likewise.
1121 (expand_call): Likewise.
1123 * except.c (expand_builtin_eh_return_data_regno): Pass entire
1124 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1127 * coverage.c (create_coverage): Use build_call_expr.
1129 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
1130 (temp_call_expr_obstack): New.
1131 (pool_copy_list): Delete.
1132 (temp_copy_call_expr): New.
1133 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
1134 CALL_EXPR accessors. Get rid of special goo for copying argument
1135 lists and use temp_copy_call_expr instead.
1136 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
1137 CALL_EXPR accessors.
1138 (create_expression_by_pieces): Likewise. Use build_call_array
1139 to construct the result instead of fold_build3.
1140 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
1141 dealing with argument lists.
1142 (init_pre): Remove references to expression_node_pool and
1143 list_node_pool. Init temp_call_expr_obstack instead.
1144 (fini_pre): Remove references to expression_node_pool and
1147 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
1148 and walk arguments explicitly instead of as a list.
1150 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
1151 (mx_register_decls): Likewise.
1152 (mudflap_register_call): Likewise.
1153 (mudflap_finish_file): Likewise.
1155 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
1156 (ipa_callsite_compute_param): Likewise.
1158 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
1159 accessors and constructor.
1161 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
1162 accessors and constructor.
1163 (convert_tramp_reference): Likewise.
1164 (convert_call_expr): Likewise.
1165 (finalize_nesting_tree_1): Likewise.
1167 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
1170 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
1172 * tree-inline.c (initialize_inlined_parameters): Pass entire
1173 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
1175 (estimate_num_insns_1): Use new CALL_EXPR accessors.
1176 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
1178 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
1179 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1180 (vectorizable_reduction): Likewise.
1181 (vectorizable_call): Use new CALL_EXPR iterators.
1182 (vectorizable_conversion): Use build_call_expr.
1183 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
1184 (vect_gen_widened_results_half): Use build_call_expr.
1185 (vect_setup_realignment): Likewise.
1186 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
1188 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
1189 (pass_through_call): Likewise.
1190 (compute_object_sizes): Likewise. Use fold_call_expr instead of
1193 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
1194 (tree_gen_pow2_profiler): Likewise.
1195 (tree_gen_one_value_profiler): Likewise.
1196 (tree_gen_ic_func_profiler): Likewise.
1197 (tree_gen_average_profiler): Likewise.
1198 (tree_gen_ior_profiler): Likewise.
1200 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
1201 (find_func_aliases): Use new CALL_EXPR accessors. Add case
1202 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
1204 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
1205 of TREE_CODE_LENGTH.
1207 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
1208 of TREE_CODE_LENGTH.
1210 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
1212 (convert_to_integer): Likewise.
1214 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
1217 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1218 Brooks Moses <brooks.moses@codesourcery.com>
1219 Lee Millward <lee.millward@codesourcery.com>
1221 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
1223 * config/frv/frv.c (frv_expand_builtin): Likewise.
1224 * config/s390/s390.c (s390_expand_builtin): Likewise.
1226 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
1227 (sparc_expand_builtin): Use new CALL_EXPR accessors.
1229 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
1230 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
1231 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
1232 (ix86_expand_store_builtin): Likewise.
1233 (ix86_expand_unop_builtin): Likewise.
1234 (ix86_expand_unop1_builtin): Likewise.
1235 (ix86_expand_sse_compare): Likewise.
1236 (ix86_expand_sse_comi): Likewise.
1237 (ix86_expand_vec_init_builtin): Likewise.
1238 (ix86_expand_vec_ext_builtin): Likewise.
1239 (ix86_expand_vec_set_builtin): Likewise.
1240 (ix86_expand_builtin): Use new CALL_EXPR accessors.
1242 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
1243 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
1245 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
1246 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1247 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
1249 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
1251 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
1252 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
1253 arglist. Use new CALL_EXPR accessors. Fix callers.
1254 (altivec_expand_abs_builtin): Likewise.
1255 (rs6000_expand_binop_builtin): Likewise.
1256 (altivec_expand_predicate_builtin): Likewise.
1257 (altivec_expand_lv_builtin): Likewise.
1258 (spe_expand_stv_builtin): Likewise.
1259 (altivec_expand_stv_builtin): Likewise.
1260 (rs6000_expand_ternop_builtin): Likewise.
1261 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
1262 (altivec_expand_st_builtin): Likewise.
1263 (altivec_expand_dst_builtin): Likewise.
1264 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
1265 arglist. Use new CALL_EXPR accessors. Fix callers.
1266 (altivec_expand_vec_set_builtin): Likewise.
1267 (altivec_expand_vec_ext_builtin): Likewise.
1268 (altivec_expand_builtin): Use new CALL_EXPR accessors.
1269 (spe_expand_builtin): Likewise.
1270 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
1271 arglist. Use new CALL_EXPR accessors. Fix callers.
1272 (spe_expand_evsel_builtin): Likewise.
1273 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
1274 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
1276 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
1277 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1278 (arm_expand_unop_builtin): Likewise.
1279 (arm_expand_builtin): Use new CALL_EXPR accessors.
1281 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
1284 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
1285 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
1286 (bfin_expand_unop_builtin): Likewise.
1287 (bfin_expand_builtin): Use new CALL_EXPR accessors.
1289 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
1290 Brooks Moses <brooks.moses@codesourcery.com>
1291 Lee Millward <lee.millward@codesourcery.com>
1293 * c-semantics.c (build_stmt): Add internal diagnostic check.
1295 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
1296 accessors. Print arguments explicitly instead of as a list.
1298 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
1300 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
1301 (c_finish_omp_flish): Likewise.
1303 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
1304 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
1305 instead of TREE_CODE_LENGTH.
1306 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
1307 (c_warn_unused_result): Likewise.
1309 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1312 * doc/invoke.texi (Warning Options): Remove
1313 -Werror-implicit-function-declaration.
1314 (Wimplicit-function-declaration): Update description.
1315 * opts.c (common_handle_option): Move handling of -Werror=* to...
1316 (enable_warning_as_error): ...here.
1317 * opts.h (enable_warning_as_error): Declare.
1318 * c-decl.c (implicit_decl_warning): Unless
1319 -Wno-implicit-function-declaration is given, emit a pedwarn if
1320 -std=c99 or emit a warning if -Wimplicit-function-declaration.
1321 * c.opt (Wimplicit-function-declaration): Replace
1322 mesg_implicit_function_declaration with
1323 warn_implicit_function_declaration.
1324 * c-opts.c (c_common_handle_option):
1325 -Werror-implicit-function-declaration is exactly equal as
1326 -Werror=implicit-function-declaration.
1327 (set_Wimplicit): Replace mesg_implicit_function_declaration with
1328 warn_implicit_function_declaration.
1329 (c_common_post_options): -Wimplict-function-declaration is enabled
1330 by default by -std=c99, otherwise is disabled by default.
1331 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
1333 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1335 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
1336 DECL on the rhs to a DECL on the lhs for debug info purposes if the
1337 former is ignored but not the latter.
1339 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
1341 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
1342 is made and the reference doesn't use the alias set of its type,
1343 do not create the temporary using that type.
1345 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
1347 * jump.c: Remove prototypes for delete_computation and
1348 delete_prior_computation.
1350 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1352 * jump.c (get_label_after): Delete.
1353 (get_label_before, delete_computation, delete_jump,
1354 delete_prior_computation, follow_jumps): Move...
1355 * reorg.c (delete_computation, delete_prior_computation): ... here...
1356 (get_label_before, delete_jump): ... making these static ...
1357 (follow_jumps): ... and simplifying this since it only runs after
1359 * rtl.h (get_label_after, get_label_before, delete_jump,
1360 follow_jumps): Delete prototypes.
1362 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
1364 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
1366 2007-02-15 Nick Clifton <nickc@redhat.com>
1368 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
1369 order to prevent it from being munged by the target.
1371 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
1373 * config/i386/i386.md: Remove misleading comment.
1375 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1377 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
1378 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
1381 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1383 * tree-sra.c (instantiate_missing_elements): Canonicalize
1385 (sra_build_assignment): New.
1386 (generate_copy_inout, generate_element_copy,
1387 generate_element_zero, generate_one_element_init): Use it.
1389 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1391 * tree-sra.c (instantiate_missing_elements): Canonicalize
1393 (sra_build_assignment): New.
1394 (generate_copy_inout, generate_element_copy,
1395 generate_element_zero, generate_one_element_init): Use it.
1397 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
1399 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
1402 2007-02-14 Joseph Myers <joseph@codesourcery.com>
1404 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
1405 types as aggregates not scalars.
1406 * function.c (assign_stack_temp_for_type): Likewise.
1408 2007-02-14 Roger Sayle <roger@eyesopen.com>
1409 Zdenek Dvorak <dvorakz@suse.cz>
1411 * tree-dump.c (dump_switch_p_1): Require exact match of the option
1414 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
1416 * passes.c (next_pass_1): Clear the next field of the copied
1419 2007-02-14 Richard Henderson <rth@redhat.com>
1421 * tree-sra.c (early_sra): New.
1422 (decl_can_be_decomposed_p): Deny va_list if early_sra.
1423 (tree_sra_early, pass_sra_early): New.
1424 * tree-pass.h (pass_sra_early): Declare.
1425 * passes.c (init_optimization_passes): Use it.
1427 2007-02-14 Richard Guenther <rguenther@suse.de>
1429 * flags.h (issue_strict_overflow_warning): Convert to a macro.
1431 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
1433 PR tree-optimization/30771
1434 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
1436 (vect_analyze_operations): Induction phis can now be marked as
1438 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
1439 Update documentation accordingly.
1441 2007-02-14 Nick Clifton <nickc@redhat.com>
1443 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
1444 most 3 arguments are supported.
1445 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
1447 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
1449 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
1450 Ensure dst->current is valid.
1452 2007-02-13 Paul Brook <paul@codesourcery.com>
1454 * config.gcc: Add arm*-*-uclinux-*eabi.
1455 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
1456 (SUBTARGET_EXTRA_LINK_SPEC): Define.
1457 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
1458 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
1459 (LINK_SPEC): Define.
1461 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
1463 * config/arm/uclinux-eabi.h: New file.
1464 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
1465 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1468 2007-02-13 Ian Lance Taylor <iant@google.com>
1470 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1471 * flags.h (warn_strict_overflow): Declare.
1472 (enum warn_strict_overflow_code): Define.
1473 (issue_strict_overflow_warning): New static inline function.
1474 * opts.c (warn_strict_overflow): New variable.
1475 (common_handle_option): Handle OPT_Wstrict_overflow and
1476 OPT_Wstrict_overflow_.
1477 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1479 * fold-const.c: Include intl.h.
1480 (fold_deferring_overflow_warnings): New static variable.
1481 (fold_deferred_overflow_warning): New static variable.
1482 (fold_deferred_overflow_code): New static variable.
1483 (fold_defer_overflow_warnings): New function.
1484 (fold_undefer_overflow_warnings): New function.
1485 (fold_undefer_and_ignore_overflow_warnings): New function.
1486 (fold_deferring_overflow_warnings_p): New function.
1487 (fold_overflow_warning): New static function.
1488 (make_range): Add strict_overflow_p parameter. Change all
1490 (extract_muldiv, extract_muldiv_1): Likewise.
1491 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1492 tree_expr_nonnegative_p.
1493 (fold_negate_expr): Call fold_overflow_warning.
1494 (fold_range_test): Likewise.
1495 (fold_comparison): Likewise.
1496 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1497 instead of tree_expr_nonnegative_p.
1498 (tree_expr_nonnegative_warnv_p): Rename from
1499 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1500 (tree_expr_nonnegative_p): New function.
1501 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1502 strict_overflow_p parameter.
1503 (tree_expr_nonzero_p): New function.
1504 * passes.c (verify_interpass_invariants): New static function.
1505 (execute_one_pass): Call it.
1506 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1508 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1509 (estimate_numbers_of_iterations): Likewise.
1510 (scev_probably_wraps_p): Likewise.
1511 * tree-ssa-ccp.c: Include "toplev.h".
1512 (evaluate_stmt): Defer fold overflow warnings until we know we are
1514 (struct fold_stmt_r_data): Add stmt field.
1515 (fold_stmt_r): Defer fold overflow warnings until we know we
1517 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1518 (fold_stmt_inplace): Likewise.
1519 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1520 (cleanup_control_expr_graph): Defer fold overflow warnings until
1521 we know we are going to optimize.
1522 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1523 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1525 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1526 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1527 * tree-ssa-loop-manip.c (create_iv): Likewise.
1528 * c-typeck.c (build_conditional_expr): Likewise.
1529 (build_binary_op): Likewise.
1530 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1531 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1532 (extract_range_from_unary_expr): Likewise.
1533 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1534 assuming that signed overflow does not occur.
1535 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1536 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1537 (fold_defer_overflow_warnings): Declare.
1538 (fold_undefer_overflow_warnings): Declare.
1539 (fold_undefer_and_ignore_overflow_warnings): Declare.
1540 (fold_deferring_overflow_warnings_p): Declare.
1541 (tree_expr_nonzero_warnv_p): Declare.
1542 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1544 (Warning Options): Document -Wstrict-overflow.
1545 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1546 (tree-ssa-ccp.o): Likewise.
1547 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1548 (fold-const.o): Depend on intl.h.
1550 2007-02-13 Ian Lance Taylor <iant@google.com>
1553 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1556 2007-02-13 Stuart Hastings <stuart@apple.com>
1558 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1560 2007-02-13 Richard Henderson <rth@redhat.com>
1562 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1563 handled_component_p before looking for the indirect_ref.
1565 2007-02-13 Richard Henderson <rth@redhat.com>
1567 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1568 remove flags clobber.
1569 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1570 (bswaphi_lowpart): New.
1571 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1572 remove TARGET_BSWAP test. Delete expander of the same name.
1574 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1575 (expand_unop): Use them.
1577 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1579 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1580 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1581 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1582 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1583 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1584 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1585 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1586 assembler dialect choice from asm templates.
1588 2007-02-12 Richard Henderson <rth@redhat.com>
1590 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1591 (fixuns_trunc<SSEMODEF>si2): Use it.
1592 * config/i386/sse.md (vec_setv4sf_0): Export.
1593 * config/i386/i386.c (ix86_build_const_vector): Export.
1594 (ix86_split_convert_uns_si_sse): Rename from
1595 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1596 * config/i386/i386-protos.h: Update.
1598 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1601 * c-typeck.c (c_finish_return): Improve warning message.
1603 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1605 * alias.c (find_symbolic_term): Delete unused function.
1607 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1609 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1610 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1611 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1613 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1615 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1616 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1617 the function, temporarily point the debug interface to the null one.
1619 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1621 * dwarf2out.c (round_up_to_align): New static function.
1622 (field_byte_offset): Use it to round the offset.
1624 2007-02-12 Richard Henderson <rth@redhat.com>
1626 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1627 (inswl_const): Export.
1629 2007-02-12 Richard Henderson <rth@redhat.com>
1631 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1632 result mode of the libcall, convert back to outmode.
1634 2007-02-12 Roger Sayle <roger@eyesopen.com>
1636 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1637 (bswapdi2): New define_expand to implement 32-bit implementation.
1639 2007-02-12 Nick Clifton <nickc@redhat.com>
1641 * doc/invoke.texi (Overall Options): Document --help=.
1642 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1643 (cc1_options): Pass --help= on to cc1.
1644 (display_help): Add description of --help=.
1645 (process_command): Add code to handle --help=. Allow translated
1646 --help and --target-help switches to be passed on to compiler
1648 (main): Remove unused if statement.
1649 * opts.c (columns): Remove.
1650 (LEFT_COLUMN): Define.
1651 (wrap_help): Add columns argument.
1652 (print_filtered_help): Change parameters to be an include bitmask,
1653 an exclude bitmask, an any bitmask and the column width. Move the
1654 code to display the params list here. Add code to display the
1655 status of options rather than their descriptions if the quiet flag
1657 (print_specific_help): Change parameters to be an include bitmask,
1658 an exclude bitmask and an any bitmask. Move code to look up the
1659 column width here. Decide upon the title for an options listing.
1660 (common_handle_options): Add code to handle --help=. Adapt code
1661 for --help and --target-help to use the revised form of the
1662 print_specific_help function.
1663 (print_help): Delete.
1664 (print_param_help): Delete.
1665 (print_switch): Delete.
1666 * opts.h (cl_lang_count): Add prototype.
1667 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1668 CL_MAX_OPTION_CLASS): New defines.
1669 * optc-gen.awk: Add construction of cl_lang_count.
1670 * c.opt: Add Warning attribute to warning options and Optimization
1671 attribute to optimization options.
1672 * common.opt: Likewise.
1674 Add -fhelp and -ftarget-help as aliases for the transformed --help
1675 and --target-help options.
1676 * opt-functions.awk: Add code to handle Warning and Optimization
1679 2007-02-12 Richard Henderson <rth@redhat.com>
1681 * config/alpha/constraints.md: New file.
1682 * config/alpha/alpha.c: Include tm-constrs.h.
1683 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1684 alpha_extra_constraint): Remove.
1685 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1686 * config/alpha/alpha-protos.h: Update.
1687 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1688 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1689 (EXTRA_CONSTRAINT): Remove.
1690 * config/alpha/alpha.md: Include constraints.md.
1691 (adddi splitter): Use satisfies_constraint_*.
1692 * config/alpha/predicates.md (add_operand): Likewise.
1693 (sext_add_operand, addition_operation): Likewise.
1695 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1697 PR tree-optimization/29145
1698 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1699 in our handling of restrict qualified pointers.
1701 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1704 * doc/invoke.texi (Wunused-value): Update description.
1705 (Wextra): Delete item.
1706 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1707 value of Wunused-value.
1708 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1709 (c_finish_stmt_expr): Don't check extra_warnings.
1710 (emit_side_effect_warnings): The caller is responsible to check
1713 2007-02-11 Roger Sayle <roger@eyesopen.com>
1714 Matt Thomas <matt@3am-software.com>
1716 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1718 2007-02-11 Roger Sayle <roger@eyesopen.com>
1720 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1721 comparisons of POPCOUNT against zero.
1722 (simplify_const_relational_operation): Likewise.
1724 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1726 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1728 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1730 * dwarf2out.c (root_type): Delete unused function.
1732 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1734 * genattrtab.c (contained_in_p): Delete unused function.
1735 (write_expr_attr_cache): Likewise.
1737 2007-02-11 Jan Hubicka <jh@suse.cz>
1739 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1742 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1744 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1745 to add the REG_EQ* note.
1746 * see.c (see_merge_one_use_extension): Likewise.
1747 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1748 turn REG_EQUAL notes into REG_EQUIV notes if the target
1749 register may have more than one set.
1750 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1751 * gcse.c (try_replace_reg): Likewise.
1752 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1753 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1754 more than one REG_EQUIV note.
1755 * reload1.c (gen_reload): Use set_unique_reg_note.
1757 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1759 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1760 (ix86_builtin_conversion): New function.
1762 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1765 * tree.h (DECL_REPLACEABLE_P): New macro.
1766 * except.c (set_nothrow_function_flags): Likewise.
1768 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1769 Ira Rosen <irar@il.ibm.com>
1770 Dorit Nuzman <dorit@il.ibm.com>
1772 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1773 * targhooks.c (default_builtin_vectorized_conversion): New.
1774 * targhooks.h (default_builtin_vectorized_function): New declaration.
1775 * target.h (struct vectorize): Add builtin_conversion field.
1776 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1777 stmt_vec_info_type value.
1778 (vectorizable_conversion): New declaration.
1779 * tree-vect-analyze.c (vect_analyze_operations): Add
1780 vectorizable_conversion call.
1781 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1782 * tree-vect-transform.c (vectorizable_conversion): New function.
1783 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1784 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1786 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1787 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1788 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1789 or ALTIVEC_BUILTIN_VCFSX.
1791 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1794 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1795 CONST_DOUBLE and operand 0 is a hard register.
1796 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1797 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1798 is a hard floating-point register.
1800 2007-02-10 Richard Henderson <rth@redhat.com>
1801 Jakub Jelinek <jakub@redhat.com>
1802 Alexandre Oliva <aoliva@redhat.com>
1804 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1805 * builtin-types.def (BT_WORD): Make unsigned.
1806 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1807 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1808 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1809 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1810 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1811 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1813 * expr.c (emutls_var_address): New.
1814 (expand_expr_real_1): Expand emulated tls.
1815 (expand_expr_addr_expr_1): Likewise.
1816 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1817 * output.h (emutls_finish): Declare.
1818 * toplev.c (compile_file): Call it.
1819 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1820 address before wrapping in CONST.
1821 * varasm.c (emutls_htab, emutls_object_type): New.
1822 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1823 (get_emutls_object_name, get_emutls_object_type): New.
1824 (get_emutls_init_templ_addr, emutls_decl): New.
1825 (emutls_common_1, emutls_finish): New.
1826 (assemble_variable): When emulating tls, swap decls; generate
1827 constructor for the emutls objects.
1828 (do_assemble_alias): When emulating tls, swap decl and target name.
1829 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1831 * varpool.c (decide_is_variable_needed): Look at force_output.
1832 Recurse for emulated tls.
1833 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1834 with decide_is_variable_needed.
1835 * emutls.c: New file.
1836 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1837 tls_object for real tls.
1839 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1841 PR rtl-optimization/29599
1842 * reload1.c (eliminate_regs_in_insn): Take the destination
1843 mode into account when computing the offset.
1845 2007-02-09 Stuart Hastings <stuart@apple.com>
1846 Richard Henderson <rth@redhat.com>
1848 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1849 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1850 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1851 fixuns_truncdfhi2): New.
1852 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1853 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1854 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1855 (floatunssidf2): Allow nonimmediate source.
1856 * gcc/config/i386/sse.md (movdi_to_sse): New.
1857 (vec_concatv2di): Drop '*'.
1858 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1859 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1860 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1862 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1863 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1864 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1865 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1866 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1867 ix86_build_const_vector.
1868 (x86_emit_floatuns): Rewrite.
1870 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1872 * genautomata.c (longest_path_length): Delete unused function.
1873 (struct state): Delete unused longest_path_length.
1874 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1875 (get_free_state): Delete unused.
1877 2007-02-09 Jan Hubicka <jh@suse.cz>
1879 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1880 * doc/invoke.texi (inline-unit-growth): Update default value.
1882 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1883 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1884 (rebuild_cgraph_edges): Likewise.
1885 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1886 (dump_cgraph_node): Dump frequencies.
1887 (cgraph_clone_edge): Add frequency scales.
1888 (cgraph_clone_node): Add freuqnecy.
1889 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1890 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1891 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1892 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1893 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1894 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1895 (save_inline_function_body): Likewise.
1896 * ipa-inline.c: inluce rtl.h
1897 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1898 (cgraph_edge_badness): Use frequencies.
1899 (cgraph_decide_recursive_inlining): Update clonning.
1900 (cgraph_decide_inlining_of_small_function): Dump frequency.
1901 * predict.c (estimate_bb_frequencies): Export.
1902 * predict.h (estimate_bb_frequencies): Declare.
1903 * tree-inline.c (copy_bb): Watch overflows.
1904 (expand_call_inline): Update call of cgraph_create_edge.
1905 (optimize_inline_calls): Use TODO flags to update frequnecies.
1906 * passes.h: Include predict.h
1907 (init_optimization_passes): Move profile ahead.
1908 (execute_function_todo): Handle TODO_rebuild_frequencies.
1910 2007-02-09 Roger Sayle <roger@eyesopen.com>
1912 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1913 the insbl or inswl pattern into a register.
1915 2007-02-09 Roger Sayle <roger@eyesopen.com>
1917 * config/ia64/ia64.md (bswapdi2): New define_insn.
1919 2007-02-09 Richard Henderson <rth@redhat.com>
1921 * config/i386/constraints.md (Ym): New constraint.
1922 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1923 (movdi_1_rex64): Split sse and xmm general register moves from
1924 memory move alternatives. Use conditional register constraints.
1925 (movsf_1, movdf_integer): Likewise.
1926 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1927 (movdf_integer_rex64): New.
1928 (pushsf_rex64): Fix output constraints.
1929 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1930 (sse2_stored): Likewise.
1931 (sse2_storeq_rex64): New.
1932 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1933 amd and not generic.
1934 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1935 for optimize_size. Remove SF/DFmode hack.
1937 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1939 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1942 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1943 Richard Sandiford <richard@codesourcery.com>
1945 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1946 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1947 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1948 m68k/t-mlib to tmake_file.
1949 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1950 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1951 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1952 Allow it to be cf or m68k. Set m68k_arch_family. If that
1953 variable is not empty, add t-$m68k_arch_family to tmake_file.
1954 Add t-mlibs to tmake_file.
1955 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1956 * config/m68k/t-cf: New file.
1957 * config/m68k/t-m68k: Likewise.
1958 * config/m68k/t-mlibs: Likewise.
1959 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1960 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1961 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1962 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1963 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1965 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1966 (INSTALL_LIBGCC): Delete.
1967 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1968 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1969 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1970 (M68K_MLIB_CPU): Define.
1971 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1972 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1973 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1975 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1976 Richard Guenther <rguenther@suse.de>
1979 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1980 against INT_MIN/INT_MAX.
1981 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1982 file if a loop is removed.
1984 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1986 * calls.c (store_one_arg): Pass correct alignment to
1987 emit_push_insn for non-BLKmode values.
1988 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1989 unaligned stack slot via a suitably aligned slot.
1991 2007-02-08 DJ Delorie <dj@redhat.com>
1993 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1995 (legal_subregs): Use unsigned char, make const.
1996 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1998 2007-02-08 Paul Brook <paul@codesourcery.com>
2000 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
2001 special interworking needed.
2003 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
2005 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
2006 conditional to __SSE2__.
2007 (Entries below should have been added to first ChangeLog
2008 entry for amdfam10 dated 2007-02-05)
2009 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
2011 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
2013 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
2016 2007-02-08 DJ Delorie <dj@redhat.com>
2018 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
2019 * config/m32c/m32c.c (legal_subregs): New.
2020 (m32c_illegal_subreg_p): New.
2021 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
2022 unsupported subregs of hard regs.
2024 2007-02-08 Jan Hubicka <jh@suse.cz>
2026 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
2027 the same one; always update histograms.
2029 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2031 * passes.c (init_optimization_passes): Tidy comment.
2033 2007-02-08 Roger Sayle <roger@eyesopen.com>
2035 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
2036 strip zero_extend, bswap and rotates from POCOUNT's argument.
2037 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
2038 zero_extend and rotates from PARITY's argument.
2039 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
2040 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
2041 of an integer constant at compile-time.
2043 2007-02-08 Diego Novillo <dnovillo@redhat.com>
2046 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
2048 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
2051 * tree-ssa-live.c (remove_unused_locals): Do not remove
2052 TREE_ADDRESSABLE variables.
2053 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
2054 * tree-ssa-operands.c (add_virtual_operand): Remove argument
2055 FOR_CLOBBER. Update all users.
2056 If VAR has an associated alias set, add a virtual operand for
2057 it if no alias is found to conflict with the memory reference.
2059 2007-02-07 Jan Hubicka <jh@suse.cz>
2060 Robert Kidd <rkidd@crhc.uiuc.edu>
2062 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
2064 2007-02-07 Ian Lance Taylor <iant@google.com>
2066 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
2068 2007-02-07 Roger Sayle <roger@eyesopen.com>
2070 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
2071 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
2072 tablejumpdi, movsi_to_cr_one): Remove constraints from
2073 define_expand's match_operands.
2075 2007-02-07 Roger Sayle <roger@eyesopen.com>
2077 * global.c (compute_regsets): Move declatation of "i" inside of
2078 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
2080 2007-02-07 Jakub Jelinek <jakub@redhat.com>
2083 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
2084 of INDIRECT_REF <RESULT_DECL>.
2086 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
2088 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
2089 Kaz Kojima <kkojima@gcc.gnu.org>
2092 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
2094 (sh_initialize_trampoline): Add parentheses to avoid a warning.
2096 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
2098 * doc/loop.texi: Document possibility not to perform disambiguation
2099 of loops with multiple latches.
2100 * cfgloopmanip.c (alp_enum_p): Removed.
2101 (add_loop): Handle subloops. Use get_loop_body_with_size.
2102 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
2103 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
2104 the new forwarder block.
2105 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
2106 Handle the case latch is NULL.
2107 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
2108 when marking loop exits.
2109 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
2111 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
2112 disambiguate_loops_with_multiple_latches.
2113 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
2114 before fix_loop_structure.
2115 * cfgloop.c: Include pointer-set.h and output.h.
2116 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
2117 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
2118 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
2119 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
2120 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
2121 disambiguate_multiple_latches, get_loop_body_with_size,
2122 disambiguate_loops_with_multiple_latches): New functions.
2123 (flow_loop_dump): Dump multiple latch edges.
2124 (flow_loop_nodes_find): Handle loops with multiple latches.
2125 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
2126 (glb_enum_p): Modified.
2127 (get_loop_body): Use get_loop_body_with_size.
2128 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
2129 (AVOID_CFG_MODIFICATIONS): New constant.
2130 (disambiguate_loops_with_multiple_latches, add_loop,
2131 get_loop_body_with_size): Declare.
2132 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
2134 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
2137 * global.c (compute_regsets): New function.
2138 (global_alloc): Refactored ELIMINABLE_REGSET
2139 and NO_GLOBAL_ALLOC_REGS computation out.
2140 (rest_of_handle_global_alloc): Call compute_regsets()
2141 for non-optimizing case.
2143 2007-02-06 Richard Henderson <rth@redhat.com>
2145 * config/i386/constraints.md (Y2): Rename from Y.
2146 (Yi): New constraint.
2147 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
2148 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
2149 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
2150 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
2151 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
2152 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
2153 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
2154 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
2155 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
2156 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
2157 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
2158 vec_extractv2si_1): Change Y constraints to Y2.
2159 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
2160 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
2161 Change Y constraints to Y2.
2162 (sse2_loadld): Change Y constraints to x.
2164 2007-02-06 Roger Sayle <roger@eyesopen.com>
2166 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
2167 (parity<mode>2): New define_expand using rs6000_emit_parity.
2168 * config/rs6000/rs6000.c (rs6000_emit_popcount,
2169 rs6000_emit_parity): New functions.
2170 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
2171 rs6000_emit_parity): Prototype here.
2173 2007-02-06 Ian Lance Taylor <iant@google.com>
2175 * lower-subreg.c (simple_move_operand): Reject CONST.
2176 (resolve_clobber): Call validate_change rather than directly
2177 assigning to XEXP (pat, 0).
2179 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2181 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
2182 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
2183 (tree-cfg.o): Remove hashtab.h dependency.
2185 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
2186 (struct ivopts_data): Change niters to pointer_map_t.
2187 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
2188 (niter_for_exit): Create pointer_map on demand. Change for
2190 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
2191 (free_loop_data): Destroy data->niters if created and reset field.
2192 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
2193 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
2195 * tree-ssa-reassoc.c: Include pointer-set.h.
2196 (bb_rank): Change to long *.
2197 (operand_rank): Change to pointer_map_t.
2198 (find_operand_rank): Return long, -1 if not found. Declare as inline.
2199 (insert_operand_rank): Accept long.
2200 (operand_entry_hash, operand_entry_eq): Remove.
2201 (get_rank): Return long. Adjust for changes above.
2202 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
2204 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
2206 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
2207 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
2208 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
2210 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
2211 directly since it cannot be NULL.
2212 (get_vi_for_tree): Rewrite for pointer_map API.
2213 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
2214 (init_alias_vars): Create vi_for_tree as pointer_map.
2215 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
2217 * tree-cfg.c: Don't include hashtab.h.
2218 (edge_to_cases): Declare as pointer_map.
2219 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
2221 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
2222 (start_recording_case_labels): Create edge_to_cases as pointer_map.
2223 (end_recoding_case_labels): Cleanup edge_to_cases manually before
2225 (record_switch_edge): Delete.
2226 (get_cases_for_edge): Adjust for pointer_map API, inline
2227 record_switch_edge (rewritten for new API), remove goto.
2229 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
2231 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
2232 * tree-nested.c: Include pointer-set.h.
2233 (var_map_elt, var_map_eq, var_map_hash): Delete.
2234 (struct nesting_info): Remove GTY marker. Change the two htab_t's
2236 (nesting_info_bitmap_obstack): New.
2237 (lookup_field_for_decl): Adjust for pointer_map API.
2238 (lookup_tramp_for_decl): Adjust for pointer_map API.
2239 (get_nonlocal_debug_decl): Adjust for pointer_map API.
2240 (get_local_debug_decl): Adjust for pointer_map API.
2241 (convert_nl_goto_reference): Adjust for pointer_map API.
2242 (convert_nl_goto_receiver): Adjust for pointer_map API.
2243 (create_nesting_tree): Create outside GGC space. Create bitmap on
2244 the new obstack. Create field_map and var_map as pointer_maps.
2245 (free_nesting_tree): Adjust for changes to create_nesting_tree.
2247 (lower_nested_functions): Move root here, no need to NULL it.
2248 Initialize and release the obstack.
2250 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
2252 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
2253 Remove prototypes and make them non-static.
2254 (struct tree_int_map): Remove.
2255 * tree.h (struct tree_int_map): Move here, turning TO into an
2257 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
2259 * tree.h (TREE_COMPLEXITY): Remove.
2260 (struct tree_exp): Remove complexity field.
2261 * tree.c (build1_stat): Don't set it.
2263 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
2264 Victor Kaplansky <victork@il.ibm.com>
2266 * tree-vectorizer.c (vect_is_simple_use): Support induction.
2267 (vect_is_simple_reduction): Support reduction with induction as
2268 one of the operands.
2269 (vect_is_simple_iv_evolution): Fix formatting.
2270 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
2271 formatting. Don't mark induction phis for vectorization.
2272 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
2273 * tree-vect-transform.c (get_initial_def_for_induction): New function.
2274 (vect_get_vec_def_for_operand): Support induction.
2275 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
2277 (vectorizable_reduction): Support reduction with induction as one of
2279 (vectorizable_type_demotion): Use def-type of stmt argument rather
2280 than dummy def-type.
2282 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
2283 flag_tree_scev_cprop.
2284 * common.opt (tree-scev-cprop): New flag.
2286 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
2287 call to vect_get_new_vect_var.
2289 2007-02-06 Ira Rosen <irar@il.ibm.com>
2291 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
2292 vectype is not NULL.
2293 (vect_pattern_recog_1): Likewise.
2295 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2297 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
2298 (fold_negate_expr): Likewise.
2300 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
2303 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
2304 even if cv-qualification is the same.
2306 2007-02-05 Geoffrey Keating <geoffk@apple.com>
2308 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
2309 __enable_execute_stack on completion.
2311 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2313 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
2314 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
2315 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
2316 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
2317 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
2318 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
2319 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
2320 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
2322 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2324 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
2325 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
2326 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
2327 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
2328 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
2329 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
2330 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
2331 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
2332 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
2333 umuldi3_highpart_rex64, umulsi3_highpart_insn,
2334 umulsi3_highpart_zext, smuldi3_highpart_rex64,
2335 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
2336 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
2337 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
2338 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
2339 sqrtextenddfxf2_i387): Added amdfam10_decode.
2341 * config/i386/athlon.md (athlon_idirect_amdfam10,
2342 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
2343 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
2344 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
2345 athlon_ivector_store_amdfam10): New define_insn_reservation.
2346 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
2349 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2351 * config/i386/athlon.md (athlon_call_amdfam10,
2352 athlon_pop_amdfam10, athlon_lea_amdfam10): New
2353 define_insn_reservation.
2354 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
2355 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
2356 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
2358 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2360 * config/i386/athlon.md (athlon_sseld_amdfam10,
2361 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
2362 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
2364 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2366 * config/i386/athlon.md (athlon_sseins_amdfam10): New
2367 define_insn_reservation.
2368 * config/i386/i386.md (sseins): Added sseins to define_attr type
2369 and define_attr unit.
2370 * config/i386/sse.md: Set type attribute to sseins for insertq
2373 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2375 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
2376 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
2377 ssecomi_load_amdfam10, ssecomi_amdfam10,
2378 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
2379 define_insn_reservation.
2380 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
2382 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2384 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
2385 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
2386 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
2387 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
2388 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
2389 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
2390 define_insn_reservation.
2392 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
2393 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
2394 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
2395 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
2396 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
2398 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2400 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
2401 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
2402 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
2403 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
2404 athlon_ssemul_load_k8): Added amdfam10.
2406 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2408 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
2409 (x86_sse_unaligned_move_optimal): New variable.
2411 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
2413 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
2414 for unaligned vector SSE double/single precision loads for AMDFAM10.
2416 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2418 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
2419 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
2420 Define TARGET_CPU_DEFAULT_amdfam10.
2421 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
2422 (processor_type): Add PROCESSOR_AMDFAM10.
2424 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
2425 processor_type in config/i386/i386.h.
2426 Enable imul peepholes for TARGET_AMDFAM10.
2428 * config.gcc: Add support for --with-cpu option for amdfam10.
2430 * config/i386/i386.c (amdfam10_cost): New variable.
2431 (m_AMDFAM10): New macro.
2432 (m_ATHLON_K8_AMDFAM10): New macro.
2433 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
2434 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
2435 x86_promote_QImode, x86_integer_DFmode_moves,
2436 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2437 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
2438 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
2439 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
2440 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
2441 Enable/disable for amdfam10.
2442 (override_options): Add amdfam10_cost to processor_target_table.
2443 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
2444 processor_alias_table.
2445 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
2446 (ix86_adjust_cost): Add code for amdfam10.
2448 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
2450 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
2451 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
2452 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
2453 * config/i386/i386.h: Add builtin definition for SSE4A.
2454 * config/i386/i386.md: Add support for ABM instructions
2456 * config/i386/sse.md: Add support for SSE4A instructions
2457 (movntss, movntsd, extrq, insertq).
2458 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
2459 Add -march=amdfam10 flag.
2460 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
2461 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
2463 * doc/extend.texi: Add documentation for SSE4A builtins.
2465 2007-02-05 Bob Wilson <bob.wilson@acm.org>
2467 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2469 2007-02-05 Richard Guenther <rguenther@suse.de>
2471 * tree-vectorizer.h (vectorizable_function): Add argument type
2472 argument, change return type.
2473 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2474 * tree-vect-transform.c (vectorizable_function): Handle extra
2475 argument, return vectorized function decl.
2476 (build_vectorized_function_call): Remove.
2477 (vectorizable_call): Handle calls with result and argument types
2478 differing. Handle loop vectorization factor correctly.
2479 * targhooks.c (default_builtin_vectorized_function): Adjust for
2481 * targhooks.h (default_builtin_vectorized_function): Likewise.
2482 * target.h (builtin_vectorized_function): Add argument type
2484 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2485 extra argument, allow vectorizing of lrintf.
2486 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2487 documentation of target hook.
2489 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2492 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2493 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2494 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2496 2007-02-05 Roger Sayle <roger@eyesopen.com>
2498 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2499 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2500 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2501 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2502 before canonicalizing sincos to cexpi.
2503 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2505 2007-02-05 Roger Sayle <roger@eyesopen.com>
2507 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2508 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2509 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2511 2007-02-05 Roger Sayle <roger@eyesopen.com>
2513 * mips-tfile.c (initialize_init_file): Correct endianness test.
2515 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2517 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2520 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2522 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2523 saves in a PARALLEL before the register assignments.
2525 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2527 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2528 DWARF_FRAME_RETURN_COLUMN to be a general register.
2529 * dwarf2out.c (init_return_column_size): New function, split from...
2530 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2531 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2532 to be nongeneral registers.
2533 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2535 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2536 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2538 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2540 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2542 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2544 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2545 (remove_path): Use can_remove_branch_p and remove_branch instead
2546 of loop_delete_branch_edge.
2547 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2548 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2549 Update profile using scale_dominated_blocks_in_loop.
2550 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2551 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2552 (can_remove_branch_p, remove_branch): Declare.
2553 * tree-cfg.c (tree_can_remove_branch_p): New function.
2554 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2555 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2556 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2558 2007-02-05 Jan Hubicka <jh@suse.cz>
2561 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2562 nodes in cgraph, don't remove offline copy of the function.
2564 2007-02-04 Jan Hubicka <jh@suse.cz>
2566 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2567 vectors might cause maybe_lookup_element_for_expr to be called
2568 on non-sra-candidate.
2570 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2572 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2573 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2574 spelling conventions.
2576 2007-02-04 Richard Guenther <rguenther@suse.de>
2579 * fold-const.c (try_move_mult_to_index): Make sure to not
2580 overflow one dimension of a multi-dimensional array access.
2582 2007-02-04 Jan Hubicka <jh@suse.cz>
2584 * passes.c (init_optimization_passes): Reindent.
2586 2007-02-04 Jan Hubicka <jh@suse.cz>
2587 Eric Botcazou <ebotcazou@adacore.com>
2589 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2590 (execute_fixup_cfg): Break out the abnormal goto code.
2591 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2592 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2593 (optimize_inline_calls): Call make_nonlocal_label_edges.
2595 2007-02-04 Jan Hubicka <jh@suse.cz>
2597 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2598 true when something was changed.
2599 (rename_ssa_copies): When something was changed, do
2600 TODO_remove_unused_locals.
2601 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2602 add TODO_remove_unused_locals when instruction was removed.
2604 2007-02-04 Jan Hubicka <jh@suse.cz>
2606 * ipa-inline.c (try_inline): Improve debug output; work on already
2608 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2609 call try_inline for already inlined edges too when flattening;
2610 inline also functions that make callee growth but overall unit size
2613 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2615 * config/m32c/bitops.md, config/m32c/jump.md,
2616 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2617 config/m32r/m32r.h, config/m32r/m32r.md,
2618 config/m32r/predicates.md, config/m68hc11/larith.asm,
2619 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2620 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2621 config/mips/mips-protos.h, config/mips/mips.c,
2622 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2623 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2624 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2625 spelling conventions.
2627 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2628 Follow spelling conventions.
2630 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2632 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2633 warn about C++0x compatibility.
2635 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2637 * config/h8300/h8300.c, config/h8300/h8300.h,
2638 config/h8300/h8300.md: Follow spelling conventions.
2640 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2643 * combine.c (try_combine): Do not substitute source operand
2644 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2646 2007-02-03 Jan Hubicka <jh@suse.cz>
2648 PR gcov-profile/30650
2649 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2650 do not divide by zero for never executed counters.
2651 (tree_find_values_to_profile): Fix counters.
2652 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2654 2007-02-03 Ian Lance Taylor <iant@google.com>
2656 * lower-subreg.c (simple_move_operand): New static function,
2657 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2659 (simple_move): Call simple_move_operand.
2660 (find_decomposable_subregs): Add special handling of MEMs.
2661 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2662 meaning of return value. If we see a hard register, test whether
2663 it can store a word_mode value. Change all callers.
2665 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2667 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2668 ftrapv insns and expanders.
2669 (subdi3): Change define_expand operand 1 to arith11_operand, and
2670 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2671 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2672 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2676 * varasm.c (notice_global_symbol): Treat global objects as weak when
2679 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2681 * emit-rtl.c (dconstpi): Delete.
2683 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2684 * real.h (dconstpi): Delete.
2686 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2687 (fold_builtin_hypot): Likewise.
2689 2007-02-03 Tom Tromey <tromey@redhat.com>
2692 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2693 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2695 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2697 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2698 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2699 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2700 config/rs6000/cell.md, config/rs6000/darwin.h,
2701 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2702 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2703 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2704 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2705 typos. Follow spelling conventions.
2706 * doc/invoke.texi: Follow spelling conventions.
2708 2007-02-03 Roger Sayle <roger@eyesopen.com>
2710 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2711 canonicalization transformations that attempt to simplify integer
2712 constant comparisons to become comparisons against zero.
2714 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2716 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2718 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2719 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2721 2007-02-02 Mike Stump <mrs@apple.com>
2723 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2724 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2725 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2726 generate a branch island.
2728 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2730 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2731 (xtensa_legitimate_address_p): New.
2732 (xtensa_legitimize_address): New.
2733 (xtensa_output_addr_const_extra): New.
2734 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2736 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2737 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2738 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2739 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2740 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2741 (xtensa_legitimize_address): New.
2742 (xtensa_output_addr_const_extra): New.
2744 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2746 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2748 2007-02-02 Ian Lance Taylor <iant@google.com>
2750 * expmed.c (expand_divmod): Add comment.
2752 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2754 * emit-rtl.c (renumber_insns): Remove.
2755 * flags.h: Remove the extern for flag_renumber_insns.
2756 * rtl.h: Remove the prototype for renumber_insns.
2757 * toplev.c (flag_renumber_insns): Remove.
2759 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2761 Revert for x86 darwin:
2762 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2764 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2765 code before the following patch under TARGET_MACHO.
2766 (ix86_function_value_regno_p): Likewise.
2768 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2770 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2773 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2776 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2777 general or fp registers. Add comments.
2778 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2780 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2782 * pointer-set.c (insert_aux): Only return insertion slot.
2783 (pointer_set_insert): Adjust.
2784 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2785 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2786 pointer_map_traverse): New.
2787 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2788 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2789 pointer_map_contains, pointer_map_traverse): Declare.
2791 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2794 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2795 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2797 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2799 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2801 (struct _dep): New type.
2802 (dep_t): New typedef.
2803 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2804 (DEP_STATUS): New access macro. The macro with the same name was
2805 renamed to DEP_LINK_STATUS.
2806 (dep_init): Declare function
2808 (struct _dep_link): New type.
2809 (dep_link_t): New typedef.
2810 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2811 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2812 (DEP_LINK_STATUS): New macro.
2813 (debug_dep_links): New debug function.
2815 (struct _deps_list): New type.
2816 (deps_list_t): New typedef.
2817 (DEPS_LIST_FIRST): New access macro.
2818 (FOR_EACH_DEP_LINK): New cycle macro.
2819 (create_deps_list, free_deps_list, delete_deps_list): Declare
2821 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2822 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2823 (copy_deps_list_change_con): Ditto.
2825 (move_dep_link): Declare function.
2827 (struct _dep_node): New type.
2828 (dep_node_t): New typedef.
2829 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2831 (struct haifa_insn_data.back_deps): New field to hold backward
2832 dependencies of the insn.
2833 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2835 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2836 Change its type to deps_list_t.
2837 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2838 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2839 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2841 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2843 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2845 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2847 (dep_cost): Declare.
2849 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2850 (ds_to_dk, dk_to_ds): New functions.
2852 (init_dep_1): New static function.
2853 (init_dep): New function.
2854 (copy_dep): New static function.
2856 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2858 (detach_dep_link): New static function.
2859 (move_dep_link): New function.
2861 (dep_links_consistent_p, dump_dep_links): New static functions.
2862 (debug_dep_links): New debugging function.
2864 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2866 (alloc_deps_list, init_deps_list): New static functions.
2867 (create_deps_list): New function.
2868 (clear_deps_list): New static function.
2869 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2870 (deps_list_consistent_p, dump_deps_list): New static functions.
2871 (debug_deps_list): New function.
2872 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2874 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2876 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2877 use new scheduler dependencies lists.
2878 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2879 (sched_analyze): Ditto. Initialize dependencies lists.
2880 (add_forw_dep, compute_forward_dependences): Update to use new
2881 scheduler dependencies lists.
2883 (init_dependency_caches): Init deps_obstack.
2884 (free_dependency_caches): Free deps_obstack.
2886 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2887 new scheduler dependencies lists.
2888 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2889 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2891 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2892 Update to use new scheduler dependencies lists.
2893 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2894 (debug_dependencies): Ditto.
2895 (schedule_region): Update comments.
2897 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2898 scheduler dependencies lists.
2899 (schedule_ebb): Update comments.
2901 * rtl.def (DEPS_LIST): Remove.
2903 * lists.c (unused_deps_list): Remove.
2904 (free_list): Update assertions.
2906 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2907 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2909 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2910 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2912 * haifa-sched.c (comments): Update.
2913 (insn_cost1): Remove. Inline the code into insn_cost ().
2914 (insn_cost): Update to use new scheduler dependencies lists. Move
2915 processing of the dependency cost to dep_cost ().
2916 (dep_cost): New function. Use it instead of insn_cost () when
2917 evaluating cost of the dependency. Use compatible interface to
2918 interact with the target.
2919 (priority): Update to use new scheduler dependencies lists.
2920 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2921 with greater number of insns that depend on the insn.
2922 (schedule_insn): Update to use new scheduler dependencies lists. Add
2923 code to free backward dependencies lists. Inline and optimize code
2924 from resolve_dep () - see PR28071.
2925 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2926 lists. Update call to targetm.sched.is_costly_dependence hook.
2928 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2929 scheduler dependencies lists.
2931 (resolve_dep): Remove. Move the logic to schedule_insn ().
2932 (init_h_i_d): Initialize dependencies lists.
2934 (process_insn_depend_be_in_spec): Rename to
2935 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2937 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2938 Update to use new scheduler dependencies lists.
2939 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2941 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2942 new scheduler dependencies lists.
2943 (build_intra_loop_deps): Ditto.
2945 * target.h (struct _dep): Declare to use in
2946 gcc_target.sched.is_costly_dependence.
2947 (struct gcc_target.sched.adjust_cost): Fix typo.
2948 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2949 single dep_t parameter instead of an equivalent triad.
2950 (struct gcc_target.sched.adjust_cost_2): Remove.
2952 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2954 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2956 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2958 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2960 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2961 (REG_DEP_TRUE): Document.
2963 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2964 Change signature to correspond to the targetm.sched.adjust_cost hook.
2965 Update use in TARGET_SCHED_ADJUST_COST_2.
2966 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2967 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2968 new scheduler dependencies lists.
2969 (ia64_gen_check): Ditto.
2971 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2974 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2975 signature to correspond to the targetm.sched.is_costly_dependence hook.
2976 (is_costly_group): Update to use new scheduler dependencies lists.
2978 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2979 instead of INSN_COST () macro.
2981 2007-02-01 Ian Lance Taylor <iant@google.com>
2983 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2985 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2987 * pa.md (tp_load): Correct mfctl instruction syntax.
2989 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2991 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2992 altivec_padding_size calculation on AIX. Improve comment, add
2993 assert to verify that it's right.
2995 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2998 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
3001 * global.c (global_alloc): Add mising initialization of
3004 2007-02-01 Roger Sayle <roger@eyesopen.com>
3006 * alias.c (init_alias_analysis): Correct whitespace.
3007 * bb-reorder.c (fix_edges_for_rarely_executed_code,
3008 partition_hot_cold_basic_blocks): Likewise.
3009 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
3010 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
3011 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
3012 fold_builtin_snprintf_chk, fold_builtin_printf,
3013 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
3014 do_mpfr_arg3, do_mpfr_sincos): Likewise.
3015 * cfgcleanup.c (cleanup_cfg): Likewise.
3016 * cfgexpand.c (tree_expand_cfg): Likewise.
3017 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
3018 * function.c (get_next_funcdef_no): Likewise.
3019 * gengtype.c (main): Likewise.
3020 * genmodes.c (main): Likewise.
3021 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
3022 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
3023 * ifcvt.c (noce_emit_move_insn): Likewise.
3024 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
3026 * stor-layout.c (get_best_mode): Likewise.
3027 * tree-ssa-loop-niter.c (get_val_for): Likewise.
3028 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
3029 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
3030 perform_var_substitution, solve_graph): Likewise.
3031 * tree-vrp.c (vrp_finalize): Likewise.
3033 2007-02-01 Ian Lance Taylor <iant@google.com>
3035 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
3036 high part of a paradoxical subreg, return a constant zero.
3038 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
3040 * toplev.c (lang_dependent_init): Call init_set_costs.
3041 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
3043 2007-02-01 Richard Guenther <rguenther@suse.de>
3046 * fold-const.c (fold_negate_expr): Allow negating a
3047 constant if overflow does not change.
3049 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3051 * doc/c-tree.texi (Expression trees): Improve markup.
3052 * doc/tm.texi (Register Classes, Addressing Modes)
3053 (Floating Point): Fix spacing after abbreviations. Fix some
3056 2007-02-01 Ben Elliston <bje@au.ibm.com>
3058 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
3059 * doc/contrib.texi: Likewise.
3060 * doc/install.texi: Likewise.
3062 2007-01-31 Richard Henderson <rth@redhat.com>
3063 Ian Lance Taylor <iant@google.com>
3065 * lower-subreg.c: New file.
3066 * rtl.def (CONCATN): Define.
3067 * passes.c (init_optimization_passes): Add pass_lower_subreg and
3069 * emit-rtl.c (update_reg_offset): New static function, broken out
3070 of gen_rtx_REG_offset.
3071 (gen_rtx_REG_offset): Call update_reg_offset.
3072 (gen_reg_rtx_offset): New function.
3073 * regclass.c: Revert patch of 2006-03-05, restoring
3075 (clear_reg_info_regno): New function.
3076 * dwarf2out.c (concatn_loc_descriptor): New static function.
3077 (loc_descriptor): Handle CONCATN.
3078 * common.opt (fsplit_wide_types): New option.
3079 * opts.c (decode_options): Set flag_split_wide_types when
3081 * timevar.def (TV_LOWER_SUBREG): Define.
3082 * rtl.h (gen_reg_rtx_offset): Declare.
3083 (reg_scan_update): Declare.
3084 * regs.h (clear_reg_info_regno): Declare.
3085 * tree-pass.h (pass_lower_subreg): Declare.
3086 (pass_lower_subreg2): Declare.
3087 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
3088 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
3090 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
3091 * Makefile.in (OBJS-common): Add lower-subreg.o.
3092 (lower-subreg.o): New target.
3094 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3096 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
3098 2007-01-31 Anatoly Sokolov <aesok@post.ru>
3101 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
3103 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3106 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
3108 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
3110 * cfgloop.h: Include vec-prim.h.
3111 (enum li_flags): Remove LI_ONLY_OLD.
3112 (loop_iterator): Changed.
3113 (fel_next, fel_init): Iterate over loop tree.
3114 (FOR_EACH_LOOP_BREAK): New macro.
3115 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
3117 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
3118 * modulo-sched.c (sms_schedule): Ditto.
3119 * tree-vectorizer.c (vectorize_loops): Ditto.
3120 * doc/loop.texi: Update information on loop numbering and behavior of
3121 FOR_EACH_LOOP wrto new loops.
3122 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
3123 add_to_evolution_1): Test nestedness of loops instead of comparing
3125 * tree-chrec.c (chrec_fold_plus_poly_poly,
3126 chrec_fold_multiply_poly_poly, chrec_evaluate,
3127 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
3128 reset_evolution_in_loop): Ditto.
3129 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
3131 2007-01-31 Dirk Mueller <dmueller@suse.de>
3133 * c-common.c (warn_about_parentheses): Separate warning about
3134 un-parenthized sequence of comparison operators from the one
3135 which is supposed to warn about x <= y <= z.
3137 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
3139 * optabs.h (enum optab_index): Add new OTI_isinf.
3140 (isinf_optab): Define corresponding macro.
3141 * optabs.c (init_optabs): Initialize isinf_optab.
3142 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
3144 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
3145 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
3147 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
3148 expand_builtin_interclass_mathfn.
3149 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
3150 * config/i386/i386.md (UNSPEC_FXAM): New constant.
3151 (fxam<mode>2_i387): New insn pattern.
3152 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
3153 built-in functions as x87 inline asm.
3155 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3157 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
3159 2007-01-30 Eric Christopher <echristo@apple.com>
3161 * config.gcc: Add geode.
3163 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
3165 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
3166 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
3167 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
3168 value-prof.c: Fix comment typos.
3170 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3173 * doc/invoke.texi (Wpointer-arith): Document warning.
3175 2007-01-30 Janis Johnson <janis187@us.ibm.com>
3177 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
3178 the list of discrepancies from the draft TR.
3180 2007-01-30 Dirk Mueller <dmueller@suse.de>
3183 * doc/invoke.texi (-Wreturn-type): Update description to
3186 2007-01-30 Richard Sandiford <richard@codesourcery.com>
3188 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
3190 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
3192 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
3193 to handle optabs that operate on floating point input argument and
3194 output to integer output.
3195 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
3196 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
3197 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
3198 expand_builtin_interclass_mathfn ().
3199 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
3201 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
3202 ilogbl built-in functions as x87 intrinsics.
3204 2007-01-30 Richard Guenther <rguenther@suse.de>
3207 * dwarf2out.c (reference_to_unused): Query varpool if the
3208 variable was output.
3210 2007-01-30 Richard Guenther <rguenther@suse.de>
3213 * passes.c (execute_one_pass): Reset in_gimple_form to not
3214 confuse non-unit-at-a-time mode.
3216 2007-01-29 Roger Sayle <roger@eyesopen.com>
3217 Richard Guenther <rguenther@suse.de>
3219 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
3220 avoid undefined behaviour on overflow. Use force_fit_type_double
3221 to construct the constant with the specified TREE_OVERFLOW.
3223 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3225 * config/dfp-bit.c: Add parameterized support for fp exceptions.
3226 * config/dfp-bit.h: Ditto.
3228 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3230 * c-decl.c (pop_scope): Replace warnings with call to
3231 warn_for_unused_label.
3232 * c-common.h (warn_for_unused_label): Declare.
3233 * c-common.c (warn_for_unused_label): Define.
3235 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3237 * tree-optimize.c (update_inlined_to_pointers): Delete unused
3240 2007-01-29 Janis Johnson <janis187@us.ibm.com>
3242 * Makefile.in (USER_H): Remove decfloat.h.
3243 * ginclude/decfloat.h: Delete, moving contents to ...
3244 * ginclude/float.h: Add support for decimal floating point,
3245 guarded by __STDC_WANT_DEC_FP__.
3247 2007-01-29 Mike Stump <mrs@apple.com>
3249 * doc/gccint.texi (Top): Rename Loop Representation to Loop
3250 Analysis and Representation to resolve case insensitive conflict.
3251 * doc/loop.texi (Loop Analysis and Representation): Likewise.
3253 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
3255 * tree.h (struct tree_memory_tag): Add aliases member.
3256 (MTAG_ALIASES): New macro.
3257 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
3258 (add_may_alias): Remove pointer-set. Update for may_aliases being
3260 (mark_aliases_call_clobbered): Update for may_aliases being a
3262 (compute_tag_properties): Ditto.
3263 (create_partition_for): Ditto.
3264 (compute_memory_partitions): Ditto.
3265 (dump_may_aliases_for): Ditto.
3266 (is_aliased_with): Ditto.
3267 (add_may_alias_for_new_tag): Ditto.
3268 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
3269 (compute_is_aliased): New function.
3270 (compute_may_aliases): Call compute_is_aliased).
3271 (init_alias_info): Initialize alias_bitmap_obstack.
3272 (union_alias_set_into): New function.
3273 (compute_flow_sensitive_aliasing): Use union_aliases_into.
3274 (have_common_aliases_p): Rewrite to take two bitmaps and use
3276 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
3278 (finalize_ref_all_pointers): Update for add_may_alias changes.
3279 (new_type_alias): Ditto.
3280 * tree-flow-inline.h (may_aliases): Return a bitmap.
3281 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
3282 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
3283 may_aliases being a bitmap.
3284 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
3285 may_aliases now returns a bitmap.
3286 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
3288 * tree-ssa-operands.c (add_virtual_operand): Update for
3289 may_aliases being a bitmap.
3291 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
3293 PR tree-optimization/30630
3294 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
3295 variable as changed.
3297 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
3300 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
3301 expanded only once even if an error occurs.
3303 2007-01-29 Ben Elliston <bje@au.ibm.com>
3305 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
3306 (__gcov_average_profiler): Likewise.
3307 (__gcov_ior_profiler): Likewise.
3308 (__gcov_merge_ior): Likewise.
3310 2007-01-28 Jan Hubicka <jh@suse.cz>
3312 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
3313 * value-prof.c (stringop_block_profile): Likewise.
3315 2007-01-28 Jan Hubicka <jh@suse.cz>
3317 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
3318 variant handling histograms; add wrapper.
3319 (clear_storage_via_libcall): Export.
3320 (emit_block_move_hints): Break out from ...; add histograms.
3321 (emit_block_move): ... this one.
3322 (clear_storage_hints): Break out from ...; add histograms.
3323 (clear_storage): ... this one.
3324 (set_storage_via_memset): Handle histogram.
3325 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
3326 (clear_storage_hints, clear_storage_via_libcall): Declare.
3327 (set_storage_via_setmem): Update prototype.
3328 * doc/md.texi (movmem, setmem): Document new arguments.
3330 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
3332 (stringop_block_profile): New global function.
3333 (tree_stringops_values_to_profile): Profile block size and alignment.
3334 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
3336 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
3337 (stringop_block_profile): Declare.
3338 * builtins.c: Include value-prof.h.
3339 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
3340 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
3341 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
3342 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
3343 * profile.c (instrument_values): Add new counters.
3344 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
3346 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
3347 (tree_init_edge_profiler): Build new profilers.
3348 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
3349 (pass_tree_profile): Add dump.
3350 (tree_profile_hooks): Update.
3351 * Makefile.in (LIBGCOV): Add new constants.
3352 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
3353 __gcov_ior_profiler): New.
3354 * i386.md (movmem/setmem expanders): Add new optional arguments.
3356 2007-01-28 David Edelsohn <edelsohn@gnu.org>
3358 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
3360 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3362 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
3363 (tree_unswitch_single_loop): Pass eni_size_weights to
3364 tree_num_loop_insns.
3365 * tree-ssa-loop-manip.c: Include tree-inline.h.
3366 (can_unroll_loop_p): Pass eni_size_weights to
3367 tree_num_loop_insns.
3368 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
3369 Pass eni_size_weights to estimate_num_insns.
3370 * tree.h (init_inline_once): Export.
3371 * toplev.c (backend_init): Call init_inline_once.
3372 * cgraphunit.c (cgraph_process_new_functions,
3373 cgraph_analyze_function): Pass eni_inlining_weights to
3375 * ipa-inline.c (compute_inline_parameters): Ditto.
3376 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
3377 to estimate_num_insns.
3378 (try_unroll_loop_completely): Pass eni_size_weights to
3379 tree_num_loop_insns.
3380 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
3381 ot estimate_num_insns.
3382 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
3383 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
3384 * tree-inline.c (eni_inlining_weights, eni_size_weights,
3385 eni_time_weights): New variables.
3386 (init_inline_once): Initialize them.
3387 (struct eni_data): Mew.
3388 (estimate_num_insns_1, estimate_num_insns): Use weights.
3389 * tree-inline.h (struct eni_weights_d): New.
3390 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
3391 (estimate_num_insns): Declaration changed.
3392 * cfgloop.h (tree_num_loop_insns): Declaration changed.
3393 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
3394 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
3396 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
3398 * tree-data-ref.c (conflict_fn): Assert that the number of affine
3399 relations in the conflict function is valid.
3401 2007-01-27 Ian Lance Taylor <iant@google.com>
3403 * common.opt: Add fstrict-overflow.
3404 * opts.c (decode_options): Set flag_strict_overflow if -O2.
3405 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
3406 (TYPE_OVERFLOW_UNDEFINED): Define.
3407 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
3409 * tree.h (TYPE_TRAP_SIGNED): Don't define.
3410 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
3411 (fold_negate_expr): Likewise.
3412 (make_range): Likewise.
3413 (extract_muldiv_1): Likewise.
3414 (maybe_canonicalize_comparison): Likewise.
3415 (fold_comparison): Likewise.
3416 (fold_binary): Likewise.
3417 (tree_expr_nonnegative_p): Likewise.
3418 (tree_expr_nonzero_p): Likewise.
3419 * tree-vrp.c (compare_values): Likewise.
3420 (extract_range_from_binary_expr): Likewise.
3421 (extract_range_from_unary_expr): Likewise.
3422 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
3424 (nowrap_type_p): Likewise.
3425 * tree-scalar-evolution.c (simple_iv): Likewise.
3426 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
3427 (build_range_check): Likewise.
3428 (extract_muldiv_1): Likewise.
3429 (fold_comparison): Likewise.
3430 * tree-vrp.c (vrp_int_const_binop): Likewise.
3431 (extract_range_from_unary_expr): Likewise.
3432 * convert.c (convert_to_integer): Likewise.
3433 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
3434 (fold_comparison): Likewise.
3435 (fold_binary): Likewise.
3436 * optabs.c (optab_for_tree_code): Likewise.
3437 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
3438 * simplify-rtx.c (simplify_const_relational_operation): Check
3439 flag_strict_overflow and flag_trapv.
3440 (simplify_const_relational_operation): Likewise.
3441 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
3442 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
3445 2007-01-27 Roger Sayle <roger@eyesopen.com>
3447 * tree.c (tree_fold_gcd): Delete.
3448 * tree.h (tree_fold_gcd): Remove prototype.
3449 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
3450 test whether one constant integer is a multiple of another. Instead
3451 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
3452 * fold-const.c (multiple_of_p): We've determined both TOP and
3453 BOTTOM are integer constants so we can call int_const_binop directly
3454 instead of the more generic const_binop.
3456 2007-01-27 Roger Sayle <roger@eyesopen.com>
3458 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
3459 1*X check that the constant hasn't overflowed, to preserve the
3461 (round_up): Provide an efficient implementation when rouding-up an
3462 INTEGER_CST to a power-of-two.
3464 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3466 * doc/sourcebuild.texi: Add comma for clarity.
3467 * doc/extend.texi: Fix some typos.
3468 * doc/passes.texi: Likewise.
3469 * doc/cppinternals.texi: Likewise.
3470 * doc/c-tree.texi: Likewise.
3471 * doc/tree-ssa.texi: Likewise.
3472 * doc/install.texi: Likewise.
3474 2007-01-27 Jan Hubicka <jh@suse.cz>
3476 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3477 (pass_sra): Do not require alias information.
3478 * passes.c (init_optimization_passes): Add SRA
3480 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3482 * tracer.c (rest_of_handle_tracer): We already cleaned
3483 up the CFG in tracer() so don't do it here again.
3484 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3485 cleanup_cfg here, either. And don't call renumber_insns.
3487 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3488 and BB_HEAD are in the insn stream here. Instead make sure
3489 that BB_INSN is valid on all insns. Also, do check here that
3490 there are no pending branch predictions...
3491 (rtl_verify_flow_info): ...instead of doing it here. Checks
3492 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3495 2007-01-26 Roger Sayle <roger@eyesopen.com>
3497 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3498 function to simplify/factorize operand order canonicalization.
3499 (ix86_fixup_binary_operands): Reorganize using the above function.
3500 (ix86_binary_operator_ok): Likewise.
3502 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3504 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3505 file scope from optimize_attrs.
3506 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3508 (optimize_attrs): Clear insn_code_values after freeing it.
3510 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3512 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3513 a parts.base assignment.
3515 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3517 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3518 (compute_subscript_distance, initialize_data_dependence_relation,
3519 finalize_ddr_dependent, analyze_ziv_subscript,
3520 analyze_siv_subscript_cst_affine,
3521 compute_overlap_steps_for_affine_univar,
3522 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3523 analyze_siv_subscript, analyze_miv_subscript,
3524 analyze_overlapping_iterations, subscript_dependence_tester_1,
3525 compute_self_dependence, free_dependence_relation): Work
3526 with affine_fn instead of chrecs.
3527 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3528 common_affine_function, affine_function_base,
3529 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3530 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3531 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3532 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3533 (all_chrecs_equal_p): Removed.
3534 * tree-data-ref.h (affine_fn, conflict_function): New types.
3535 (struct subscript): Change type of conflicting_iterations_in_a
3536 and conflicting_iterations_in_b.
3538 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3541 * config/pa/pa.h (TARGET_HPUX_11): New.
3542 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3543 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3545 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3546 Richard Guenther <rguenther@suse.de>
3548 * tree-ssa-structalias.c (solve_graph): Handle case
3549 we merged the variable to another.
3551 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3553 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3556 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3557 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3559 2007-01-25 DJ Delorie <dj@redhat.com>
3561 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3562 allow changes to modes which don't fit in those registers.
3564 * reload1.c (choose_reload_regs): Check for invalid subregs before
3565 computing their locations, not after.
3567 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3570 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3571 save Altivec registers in an eh_return function.
3572 (compute_vrsave_mask): Likewise.
3573 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3574 for saving Altivec registers.
3575 (rs6000_emit_prologue): Don't allocate stack twice in
3576 eh_return function. Correct expected value of altivec_save_offset
3577 when using save_world. Describe save of R0 to stack when using
3578 save_world. Describe stack pointer adjustment when using
3579 save_world. Remove duplicated eh_return parameter register saving.
3580 Update sp_offset variable after save_world.
3581 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3583 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3584 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3587 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3589 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3591 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3594 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3595 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3597 2007-01-25 Richard Guenther <rguenther@suse.de>
3599 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3600 * common.opt (-Wcoverage-mismatch): New warning option.
3601 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3602 if -Wcoverage-mismatch is given.
3604 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3606 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3607 (ipcp_driver): Change to static definition.
3608 Add dumping of the ifunctions.
3609 (constant_val_insert): Remove unused parameter. Support for SSA.
3610 (ipcp_propagate_const): Support for SSA.
3611 (ipcp_profile_bb_print): Print only analyzed nodes.
3612 (ipcp_replace_map_create): Remove support for Fortran constant
3614 * ipa-prop.c (ipa_method_modify_stmt,
3615 ipa_callsite_compute_param): Support for SSA.
3616 * ipa-prop.h (ipcp_driver): Remove declaration.
3617 (IS_VALID_TREE_MAP_INDEX): Add define.
3619 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3621 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3623 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3626 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3627 constant argument to cabs and do it without checking for
3628 -funsafe-math-optimizations.
3630 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3632 * c-common.h (RID_FIRST_CXX0X): New.
3633 (RID_LAST_CXX0X): New.
3634 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3636 * c.opt (Wc++0x-compat): New.
3637 * doc/invoke.texi (-Wc++0x-compat): Document.
3639 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3641 * builtins.c (fold_builtin_carg): New.
3642 (fold_builtin_1): Use it.
3644 2007-01-24 Jan Hubicka <jh@suse.cz>
3646 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3648 * ipa-inline.c (initial_insns, max_insns): Delete.
3649 (compute_max_insns): New function.
3650 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3651 of insns as base for code growth.
3652 (cgraph_decide_inlining): Make initial_insns local; do not compute
3654 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3655 * doc/invoke.texi (inline-unit-growth): Update docs.
3657 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3659 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3660 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3661 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3662 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3663 for CPUs that have PTA_CX16 set.
3666 * gimplify.c (omp_check_private): New function.
3667 (gimplify_scan_omp_clauses): Use it for
3668 firstprivate/lastprivate/reduction.
3671 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3672 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3675 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3676 If lower_lastprivate_clauses emits some statements, append them
3677 to dlist rather than body_p and to body_p append an initializer.
3678 (lower_omp_for): Adjust caller.
3680 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3682 * target.h (globalize_decl_name): New.
3683 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3684 * output.h (default_globalize_decl_name): New.
3685 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3687 (globalize_decl): Ditto.
3688 (default_globalize_decl_name): New.
3689 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3690 (ia64_handle_version_id_attribute): New.
3691 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3692 (ia64_asm_output_external): Use globalize_decl_name instead
3694 * doc/extend.texi (version_id): New pragma.
3695 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3697 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3699 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3700 _uleb128_t and _Unwind_SWord with _sleb128_t.
3701 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3702 uw_frame_state_for, uw_update_context_1): Likewise.
3703 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3704 * unwind-pe.h (read_uleb128, read_sleb128,
3705 read_encoded_value_with_base): Likewise.
3706 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3708 2007-01-24 Richard Guenther <rguenther@suse.de>
3710 * builtins.c (expand_builtin_cexpi): Get the fndecl
3711 for cexp in the correct way.
3713 2007-01-24 Jan Hubicka <jh@suse.cz>
3715 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3717 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3719 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3720 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3721 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3722 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3723 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3724 __SIZEOF_PTRDIFF_T__.
3725 * doc/cpp.texi: Documentation for the new builtin macros added.
3727 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3729 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3730 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3731 instead of operands[2] to avoid access past the end of array.
3733 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3735 * reload1.c (emit_reload_insns): Pass the reload register
3736 for a non-spill output reload through forget_old_reloads_1.
3738 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3740 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3741 _SOFT_DOUBLE if doubles use software floating-point.
3742 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3743 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3744 * config/rs6000/darwin-ldouble.c: Also compile functions for
3745 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3746 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3747 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3748 commented-out long double override.
3749 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3750 * config/rs6000/eabispe.h: Likewise.
3751 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3752 long double for non-SPE.
3753 (rs6000_handle_option): Likewise.
3754 (invalid_e500_subreg): Disallow more subregs involding DImode,
3755 DFmode, TImode or TFmode.
3756 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3758 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3760 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3761 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3763 (rs6000_legitimate_address): Also check for TFmode for E500
3765 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3766 (spe_build_register_parallel): Handle TFmode and TCmode.
3767 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3769 (function_arg): Handle TFmode and TCmode for E500 double.
3770 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3772 (print_operand): Handle TFmode and TImode for %y.
3773 (rs6000_generate_compare): Handle TFmode comparisons for E500
3775 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3776 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3777 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3778 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3779 TFmode for E500 double.
3780 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3781 (floatsidf2): Enable for E500 double.
3782 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3783 (extenddftf2): Change to extenddftf2_fprs.
3784 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3785 depending on TARGET_E500_DOUBLE.
3786 (extendsftf2): Enable for E500 double.
3787 (trunctfdf2): Enable for E500 double.
3788 (trunctfsf2): Change to trunctfsf2_fprs.
3789 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3790 depending on TARGET_E500_DOUBLE.
3791 (floatsitf2): Enable for E500 double.
3792 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3793 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3794 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3795 (negtf2): Change to negtf2_internal.
3796 (negtf2): New expander.
3797 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3798 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3799 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3800 (movdi_internal32): Use rs6000_nonimmediate_operand.
3801 (unnamed splitter): Likewise.
3802 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3803 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3804 (SPE64TF, DITI): New mode macros.
3805 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3808 (frob_<mode>_di_2): New.
3809 (frob_tf_di_8_2): New.
3810 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3812 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3814 (frob_ti_<mode>_8_2): New.
3815 (frob_ti_tf_2): New.
3816 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3817 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3819 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3820 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3821 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3822 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3823 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3824 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3827 2007-01-23 Ian Lance Taylor <iant@google.com>
3829 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3831 (OBJS-archive): Reformat, alphabetize.
3832 (OBJS): Change out_object_file to OBJS-md.
3834 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3836 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3837 JUMP_P and CALL_P predicates where applicable.
3838 * config/i386/i386.c: Ditto.
3839 * config/i386/i386.md: Ditto.
3840 * config/i386/mmx.md: Ditto.
3841 * config/i386/predicates.md: Ditto.
3843 2007-01-22 Andreas Schwab <schwab@suse.de>
3845 * config/m68k/m68k.h: Fix comment.
3847 2007-01-22 Jan Hubicka <jh@suse.cz>
3849 * passes.c (init_optimization_passes): Do not rerun
3850 pass_early_warn_uninitialized.
3852 2007-01-22 Richard Guenther <rguenther@suse.de>
3854 PR tree-optimization/30038
3855 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3857 (execute_cse_sincos_1): Likewise.
3858 (execute_cse_sincos): Likewise.
3859 (gate_cse_sincos): Likewise.
3860 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3861 the cexpi() canonicalization of sincos().
3862 * tree-pass.h (pass_cse_sincos): Declare.
3863 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3865 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3867 PR rtl-optimization/29329
3868 * combine.c (replaced_rhs_insn): Rename to i2mod.
3869 (replaced_rhs_value): Rename to i2mod_new_rhs.
3870 (i2mod_old_rhs): New global variable.
3871 (combine_instructions): Adjust for above change. Save a copy of
3872 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3873 note are substituted in the second instruction.
3874 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3875 ditch the note if it pertains to the second eliminated register
3876 and this register is mentioned in i2mod_old_rhs.
3879 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3881 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3882 the insn to which the note was originally attached.
3884 2007-01-21 Jan Hubicka <jh@suse.cz>
3886 * ipa-inline.c (inlining_mode): Comment, move up.
3887 (cgraph_decide_inlining_incrementally): Do not perform inlining
3888 itself; fix handling of flattening of self recursive functions.
3889 (cgraph_find_cycles): Remove.
3890 (cgraph_flatten_node): Remove.
3891 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3892 (try_inline): New function.
3893 (cgraph_early_inlining): Update call of
3894 cgraph_decide_inlining_incrementally. Apply inlining here.
3895 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3897 2007-01-21 Dirk Mueller <dmueller@suse.de>
3900 * tree-vrp.c (check_array_bounds): do not warn
3901 about ADDR_EXPR's of ARRAY_REF's which are immediately
3902 used in binary expressions.
3904 2007-01-21 Ira Rosen <irar@il.ibm.com>
3906 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3907 read_write_dep and macros for its access.
3908 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3909 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3910 argument, call vect_check_interleaving for every independent pair of
3911 data-refs. Mark loads that access the same memory location as a store
3913 (vect_check_dependences): Remove.
3914 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3915 call, fix the call to vect_analyze_data_ref_dependence.
3916 (vect_analyze_data_ref_access): For statements that access the same
3917 data-ref, check that they are not stores; for loads, check that there
3918 is no store that access the same location.
3920 2007-01-20 Roger Sayle <roger@eyesopen.com>
3921 Joseph Myers <joseph@codesourcery.com>
3923 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3924 (-fdump-rtl-stack): Likewise.
3925 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3926 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3927 (-mpt-fixed): Use @minus{} for minus sign.
3928 (Using Precompiled Headers): Fix under/overfull hbox.
3930 2007-01-20 Jan Hubicka <jh@suse.cz>
3932 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3933 place within annotation.
3935 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3937 * pa.c (output_move_double): Change array size of xoperands to 4.
3939 2007-01-20 Jan Hubicka <jh@suse.cz>
3941 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3944 2007-01-19 Ian Lance Taylor <iant@google.com>
3946 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3947 constant to unsigned HOST_WIDE_INT before negating.
3949 2007-01-19 Ian Lance Taylor <iant@google.com>
3951 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3953 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3954 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3955 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3956 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3957 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3958 (realloc_vdef, realloc_vuse): Change second parameter to
3960 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3962 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3963 unsigned. Change x and lim locals to unsigned.
3964 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3966 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3967 (copy_virtual_operands): Change i and n locals to unsigned.
3969 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3972 * builtins.c (fold_builtin_1): Handle builtin fdim.
3974 2007-01-20 Jan Hubicka <jh@suse.cz>
3976 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3977 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3978 init_alias_heapvars.
3979 (init_alias_heapvars): Initialize only when not already initialized.
3980 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3982 2007-01-19 Roger Sayle <roger@eyesopen.com>
3984 * common.opt (fsigned-zeros): New command line option.
3985 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3986 of flag_unsafe_math_optimizations.
3987 * opts.c (set_fast_math_flags): The -ffast-math command line option
3988 implies -fno-signed-zeros.
3989 (fast_math_flags_set_p): Likewise.
3991 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3992 the documentation of -ffast-math appropriately. Wrap long lines.
3994 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3996 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3997 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3999 2007-01-19 Tomas Bily <tbily@suse.cz>
4001 * cgraphunit.c (cgraph_finalize_function): Updating of pid
4003 (tree_init_ic_make_global_vars): New function
4004 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
4005 (tree_gen_ic_profiler): New function
4006 (tree_gen_ic_func_profiler): New function
4007 (tree_profiling): Added calling of tree_gen_ic_func_profiler
4008 (tree_profile_hooks): Added hook for indirec/virtual calls
4009 * value-prof.c (tree_find_values_to_profile): New case for
4011 (tree_values_to_profile): Call for determining indirect/virtual
4013 (tree_indirect_call_to_profile): New function
4014 (tree_ic_transform): New function
4015 (tree_ic): New function
4016 (find_func_by_pid): New function
4017 (init_pid_map): New function
4018 (tree_value_profile_transformations): Added check for
4019 indirect/virtual call transformation
4020 * value-prof.h (enum hist_type): New counter type for
4021 indirect/virtual calls
4022 (profile_hooks): Added new hook for profiling indirect/virtual
4024 * profile.c (instrument_values): New case for indirect/virtual
4026 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
4027 (GCOV_COUNTER_V_INDIR): New counter type
4028 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
4029 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
4031 * cgraph.c: Definition of cgraph_max_pid
4032 (cgraph_create_node): Default init of pid attribute
4033 * cgraph.h: Declaration of cgraph_max_pid
4034 (struct cgraph_node): Added pid attribute
4035 * libgcov.c (__gcov_indirect_call_profiler): New function
4036 (__gcov_one_value_profiler_body): New function
4037 (__gcov_one_value_profiler): Body was moved to
4038 __gcov_one_value_profiler_body and calls it
4040 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
4042 * doc/gty.texi (Options): Document the mark_hook option to GTY.
4043 * gengtype.c (write_types_data, write_func_for_structure,
4044 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
4045 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
4046 (walk_type, write_func_for_structure): Generate the mark_hook if
4049 2007-01-19 Jan Hubicka <jh@suse.cz>
4051 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
4052 'early' argument take inlining mode argument specifying whether to
4053 inline for size/speeed or all functions; add support for flattening;
4055 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
4057 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4060 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
4061 the name of the declared identifier.
4063 2007-01-19 Dirk Mueller <dmueller@suse.de>
4065 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
4066 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
4067 duplicate evaluation.
4069 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4071 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
4072 Macroize expander using X87MODEF12 mode macro. Extend operand 1
4073 to XFMode, use acosxf2 and truncate result to requested mode.
4074 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4075 (asin<mode>2): Similarly, with asin expanders.
4076 (*fscalexf4_i387): Rename from *fscalexf4.
4077 (expNcorexf3): New expander.
4078 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
4079 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
4080 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
4081 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
4082 patterns for SSE math.
4083 (exp10<mode>2): Similarly, with exp10 expanders.
4084 (exp2<mode>2): Similarly, with exp2 expanders.
4085 (expm1<mode>2): Similarly, with expm1 expanders.
4086 (ldexp<mode>3): Similarly, with ldexp expanders.
4087 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
4088 Use gen_truncxf<mode>2_i387_noop to truncate result.
4090 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4092 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
4093 for ColdFire targets.
4095 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
4096 Richard Sandiford <richard@codesourcery.com>
4098 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
4099 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
4100 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
4101 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
4102 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4103 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
4105 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4107 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
4108 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
4109 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
4110 (*adddi_dilshr32_cf): New pattern.
4111 (adddi3, subdi3): Remove first alternatives.
4113 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4115 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
4116 implemented using move.l, do not use its cc result for floating-point
4119 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4121 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
4122 from accepting 's' constraints if flag_pic.
4124 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4126 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
4127 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
4128 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
4129 condition from TARGET_68881 to TARGET_HARD_FLOAT.
4131 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
4133 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
4134 ColdFire alternatives.
4135 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
4136 * config/m68k/m68k.md (clzsi2): Define for ColdFire
4137 architectures that support ff1 instruction.
4139 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4140 Julian Brown <julian@codesourcery.com>
4142 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
4143 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
4144 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
4147 2007-01-19 Richard Sandiford <richard@codesourcery.com>
4149 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
4151 (output_move_const_into_data_reg, output_move_simode_const): Delete.
4152 * config/m68k/m68k.c (const_method, const_int_cost): Take a
4153 HOST_WIDE_INT instead of an rtx.
4154 (m68k_rtx_costs): Update call accordingly.
4155 (output_move_const_into_data_reg): Likewise. Fix formatting.
4156 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
4158 (output_move_simode_const): Update calls after above changes.
4159 Rework to use automatic variables and predicates like MEM_P.
4160 * config/m68k/m68k.md (pushexthisi_const): Update call to
4163 2007-01-19 Dirk Mueller <dmueller@suse.de>
4165 * tree-ssa-alias.c (perform_var_substitution): Fix typo
4168 2007-01-19 Richard Guenther <rguenther@suse.de>
4170 * builtins.c (expand_builtin_cexpi): Fall back to expanding
4171 via cexp in case sincos is not available.
4173 2007-01-19 Richard Guenther <rguenther@suse.de>
4175 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
4176 * defaults.h (TARGET_HAS_SINCOS): Default to off.
4177 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
4178 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
4179 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
4180 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
4181 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
4182 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
4184 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
4186 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
4188 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
4189 (atan2xf3): Directly generate RTL pattern.
4190 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
4191 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4192 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4193 disable patterns for SSE math.
4194 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
4195 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
4196 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4197 disable patterns for SSE math.
4199 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
4201 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
4203 2007-01-18 Roger Sayle <roger@eyesopen.com>
4205 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
4206 VIEW_CONVERT_EXPR to the same type as it's operand.
4208 2007-01-18 David Edelsohn <edelsohn@gnu.org>
4210 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
4211 configured for long double 128.
4213 2007-01-18 Mike Stump <mrs@apple.com>
4215 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
4218 2007-01-18 Michael Meissner <michael.meissner@amd.com>
4220 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
4223 2007-01-18 Jan Hubicka <jh@suse.cz>
4225 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
4226 greater than NUM_VOP_FREE_BUCKETS.
4228 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
4230 * tree-ssa-structalias.c: Update comments.
4231 (ptabitmap_obstack): Removed.
4233 (oldpta_obstack): Ditto.
4234 (stats): Add a few members.
4235 (struct variable_info): Remove node, complex, address_taken, and
4236 indirect_target members. Add oldsolution member.
4237 (new_var_info): Do not initialize removed members.
4238 (constraint_expr_type): Remove INCLUDES.
4239 (constraint_graph): Add size, implicit_preds, rep,
4240 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
4241 (FIRST_REF_NODE): New macro.
4242 (LAST_REF_NODE): Ditto.
4243 (FIRST_ADDR_NODE): Ditto.
4244 (find): New function.
4246 (dump_constraint): Do not handle INCLUDES.
4247 (insert_into_complex): Do not insert duplicate constraints.
4248 (condense_varmap_nodes): Renamed and rewritten into ...
4249 (merge_node_constraints): This. Also fix bug in handling of
4250 offseted copy constraints.
4251 (clear_edges_for_node): No longer need to deal with preds at all,
4252 or removing associated preds/succs.
4253 (merge_graph_nodes): Deal with indirect_cycles.
4254 Don't deal with predecessors.
4255 (add_implicit_graph_edge): New function.
4256 (add_pred_graph_edge): Ditto.
4257 (add_graph_edge): Don't deal with predecessors.
4258 (build_constraint_graph): Removed.
4259 (build_pred_graph): New function.
4260 (build_succ_graph): Ditto.
4261 (struct scc_info): Removed in_component. Added roots, dfs, and
4262 node_mapping. Remove visited_index, unification_queue.
4263 (scc_visit): Deal with union-find we do now.
4264 Deal with cycles with REF nodes.
4265 (collapse_nodes): Renamed and rewritten to ...
4266 (unify_nodes): This.
4267 (process_unification_queue): Removed.
4268 (topo_visit): Cleanup
4269 (do_da_constraint): Use find.
4270 (do_sd_constraint): Ditto.
4271 (do_ds_constraint): Ditto.
4272 (do_complex_constraint): Ditto.
4273 (init_scc_info): Update for removed and added members.
4274 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
4275 (find_indirect_cycles): This.
4276 (equivalence_class): New variable.
4277 (label_visit): New function.
4278 (perform_variable_substitution): Rewritten.
4279 (free_var_substitution_info): New function.
4280 (find_equivalent_node): Ditto.
4281 (move_complex_constraints): Ditto.
4282 (eliminate_indirect_cycles): Ditto.
4283 (solve_graph): Only propagate changed bits.
4284 Use indirect cycle elimination.
4286 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
4287 (tree_id_eq): Renamed to ...
4288 (tree_vi_eq): This. Update for member change
4289 (insert_id_for_tree): Renamed and rewritten to ...
4290 (insert_vi_for_tree): This.
4291 (lookup_id_for_tree): Renamed and rewritten to ...
4292 (lookup_vi_for_tree): This.
4293 (get_id_for_tree): Renamed and rewritten to ...
4294 (get_vi_for_tree): Ditto.
4295 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
4296 (process_constraint): Don't handle INCLUDES.
4297 Remove special ADDRESSOF case.
4298 (find_func_aliases): Rewrite to use vi functions instead of id
4300 (create_function_info_for): Ditto.
4301 (create_variable_info_for): Ditto.
4302 (intra_create_variable_infos): Ditto.
4303 (merge_smts_into): Ditto.
4304 (find_what_p_points_to): Ditto.
4305 (init_base_vars): Ditto.
4306 (init_alias_vars): Ditto.
4307 (remove_preds_and_fake_succs): New function.
4308 (dump_sa_points_to_info): Dump new stats.
4309 (dump_solution_for_var): Use find.
4310 (set_used_smts): Fix formatting.
4311 (compute_points_to_sets): Updated for new functions.
4312 (ipa_pta_execute): Ditto.
4314 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4315 Richard Sandiford <richard@codesourcery.com>
4317 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
4319 * calls.c (expand_call): If the return value is a PARALLEL,
4320 extract its first member.
4321 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
4322 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4323 use FUNCTION_EXTRA_EPILOGUE.
4324 (m68k_function_value): Return a PARALLEL if the return value
4325 is of a pointer type.
4326 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
4327 (FUNCTION_EXTRA_EPILOGUE): Remove.
4328 * config/m68k/m68k.md (D0_REG): New constant.
4330 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4332 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
4333 output a NOP for empty epilogues.
4335 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4337 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
4338 before function. Extend register save check to include all
4339 registers, not just integer ones.
4341 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4343 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
4344 (m68k_use_return_insn): ...this.
4345 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
4346 * config/m68k/m68k.c (use_return_insn): Rename to...
4347 (m68k_use_return_insn): ...this.
4348 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
4351 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4353 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
4354 nearest even, fix denormal rounding overflow.
4356 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4358 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
4359 f%$smove and f%$move.
4360 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
4361 (extendsfdf2_cf): Use fdmove instead of f%&move.
4362 (truncdfsf2_cf): Use fsmove instead of f%$smove.
4363 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
4365 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4367 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
4370 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4372 * real.h (real_format): Add a canonical_nan_lsbs_set field.
4373 (coldfire_single_format): Declare.
4374 (coldfire_double_format): Likewise.
4375 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
4376 of qnan_msb_set to determine the lower bits of a canonical
4378 (encode_ieee_double): Likewise.
4379 (encode_ieee_quad): Likewise.
4380 (ieee_single_format): Initialize canonical_nan_lsbs_set.
4381 (mips_single_format): Likewise.
4382 (ieee_double_format): Likewise.
4383 (mips_double_format): Likewise.
4384 (ieee_extended_motorola_format): Likewise.
4385 (ieee_extended_intel_96_format): Likewise.
4386 (ieee_extended_intel_128_format): Likewise.
4387 (ieee_extended_intel_96_round_53_format): Likewise.
4388 (ibm_extended_format): Likewise.
4389 (mips_extended_format): Likewise.
4390 (ieee_quad_format): Likewise.
4391 (mips_quad_format): Likewise.
4392 (vax_f_format): Likewise.
4393 (vax_d_format): Likewise.
4394 (vax_g_format): Likewise.
4395 (i370_single_format): Likewise.
4396 (i370_double_format): Likewise.
4397 (decimal_single_format): Likewise.
4398 (decimal_double_format): Likewise.
4399 (decimal_quad_format): Likewise.
4400 (c4x_single_format): Likewise.
4401 (c4x_extended_format): Likewise.
4402 (real_internal_format): Likewise.
4403 (coldfire_single_format): New real_format.
4404 (coldfire_double_format): Likewise.
4405 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
4406 canonical_nan_lsbs_set.
4407 (pdp11_d_format): Likewise.
4408 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
4409 if TARGET_COLDFIRE_CPU.
4411 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4413 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
4414 (output_call, m68k_legitimize_call_address): Declare.
4415 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
4416 parenthesees. Add support for a 'W' constraint.
4417 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
4418 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
4419 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
4420 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
4422 (override_options): Initialize them. Do not set flag_no_function_cse
4423 for TARGET_ID_SHARED_LIBRARY.
4424 (m68k_output_pic_call): Delete.
4425 (m68k_legitimize_call_address): New function.
4426 (print_operand): Remove the %o prefix. Handle the %p prefix.
4427 (output_call): New function.
4428 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
4429 target address from the GOT if symbolic jumps are not allowed.
4430 * config/m68k/m68k.md (call, general_operand): Do not set
4431 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
4432 Merge separate flag_pic and !flag_pic define_insns into...
4433 (*call, *call_value): ...these new patterns. Match the address
4434 rather than the containing MEM and require it to be a call_operand.
4435 Use output_call to generate the asm template.
4436 * config/m68k/predicates.md (const_call_operand): New predicate.
4437 (call_operand): Likewise.
4439 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4441 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
4442 (STACK_GROWS_DOWNWARD): Define to 1.
4443 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
4444 comments, emphasizing that these values are only defaults.
4445 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
4446 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
4448 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4450 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
4452 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
4453 Richard Sandiford <richard@codesourcery.com>
4455 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
4456 (FP_REGNO_P): New macros.
4457 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
4458 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
4459 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
4460 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
4462 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4464 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4465 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
4467 * config/m68k/t-floatlib: New file, extracting common code from...
4468 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4469 * config/m68k/t-uclinux: Here.
4470 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4471 routines on ColdFire targets.
4473 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4475 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4476 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4477 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4478 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4479 explicitly set MOTOROLA to 1.
4480 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4482 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4483 Nathan Sidwell <nathan@codesourcery.com>
4485 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4486 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4487 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4488 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4489 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4490 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4491 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4492 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4493 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4494 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4495 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4496 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4497 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4498 (DBX_REGISTER_NUMBER): Delete.
4499 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4500 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4501 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4503 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4505 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4506 * config/flat.h: New file.
4507 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4509 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4510 indirect references for -msep-data or -mid-shared-library.
4511 Do not use PC-relative code addresses either.
4512 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4514 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4515 for shared libraries and crt1.o for executables. Use crti.o and
4517 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4518 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4519 Do not add -elf2flt or -shared-lib-id options here.
4520 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4521 Pass -shared-lib-id if -mid-shared-library, taking the library
4522 identifier from -mshared-library-id if given, otherwise
4524 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4525 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4526 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4527 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4528 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4529 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4531 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4532 jump sequence for ISA A and ISA A+.
4533 (PICJUMP): Likewise.
4535 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4537 * config.gcc (m68k-*-uclinux*): Base the port on the common
4538 and m68k GNU/Linux files rather than on the generic ELF ones.
4539 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4540 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4542 2007-01-18 Julian Brown <julian@codesourcery.com>
4543 Richard Sandiford <richard@codesourcery.com>
4545 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4546 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4547 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4549 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4551 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4553 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4555 * doc/install.texi: Document m68k-uclinuxoldabi.
4556 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4557 * config/m68k/uclinux-oldabi.h: New file, copied from
4558 config/m68k/uclinux.h.
4560 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4562 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4563 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4564 (m32r_compute_frame_size): Use unsigned for regno.
4565 (m32r_reload_lr): Use gen_frame_mem.
4567 (m32r_output_function_epilogue): Don't output the function epilogue
4569 (m32r_expand_epilogue): New.
4570 (direct_return): Return false if the function has the interrupt
4572 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4573 * config/m32r/m32r.md (epilogue): New expander.
4574 (return_lr, return_rte): New insns.
4575 (return): Make it expander.
4576 (return_normal): New expander.
4578 2007-01-18 Josh Conner <jconner@apple.com>
4581 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4582 support for UNLE, UNLT, UNGE, and UNGT.
4584 2007-01-18 Jan Hubicka <jh@suse.cz>
4586 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4587 * tree-tailcall (add_virtual_phis): Likewise.
4588 (optimize_tail_call): Return TODOs.
4589 (execute_tail_calls): Return TODOs.
4590 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4591 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4593 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4594 Cleanup cfg using TODO.
4595 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4596 * passes.c (execute_function_todo): When cleanup did something, remove
4598 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4599 (make_edges): Don't cleanup_cfg.
4601 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4603 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4604 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4605 operate on the top of stack.
4606 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4607 register handling of instructions that output to the second
4609 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4610 (move_for_stack_reg): Special-case check for dead destination
4611 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4613 * config/i386/i386.md (UNSPEC_TAN): New constant.
4614 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4615 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4616 to correctly model move of constant 1.0 to top stack slot.
4617 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4618 (unnamed peephole2 pattern): Remove corresponding peephole2
4619 pattern that optimizes tan insn and loading of constant 1.0.
4620 (tanxf2): Use fptanxf4_i387.
4621 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4622 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4623 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4624 disable patterns for SSE math.
4625 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4626 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4628 2007-01-18 Dirk Mueller <dmueller@suse.de>
4629 Richard Guenther <rguenther@suse.de>
4632 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4633 * common.opt (Warray-bounds): Add new warning option.
4634 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4636 * Makefile.in: make tree-vrp.o depend on toplev.h
4637 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4639 (check_array_refs, check_array_bounds, check_array_ref): New.
4641 2007-01-18 Jan Hubicka <jh@suse.cz>
4643 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4644 (execute_ssa_ccp): Return flags conditionally.
4645 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4647 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4649 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4651 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4652 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4654 * Makefile.c (GTFILES): Add cfglayout.h.
4655 * gengtype.c (open_base_files): Likewise.
4656 * cfglayout.c (cfg_layout_function_footer,
4657 cfg_layout_function_header) Reindent to make gengtype happy.
4658 * cfglayout.h (cfg_layout_function_footer,
4659 cfg_layout_function_header): Add GTY(()) marker.
4661 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4663 2007-01-18 Ben Elliston <bje@au.ibm.com>
4665 * genautomata.c (write_automata): Include xstrerror output in the
4666 error message if writing the DFA description file fails.
4668 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4670 * config/mips/mips-protos.h (mips_output_external): Make it
4672 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4673 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4674 (extern_list): Likewise.
4675 (extern_head): Likewise.
4676 (TARGET_ASM_FILE_END): Likewise.
4677 (mips_file_end): Likewise.
4678 (mips_output_external): Rewritten.
4680 2007-01-18 Ben Elliston <bje@au.ibm.com>
4682 * genpreds.c (write_insn_preds_c): Only write out the function
4683 body for regclass_for_constraint if we have register constraints.
4685 2007-01-17 Tom Tromey <tromey@redhat.com>
4687 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4688 * doc/install.texi (Testing): Use sourceware.org.
4689 (Binaries): Likewise.
4690 (Specific): Likewise.
4691 * doc/contrib.texi (Contributors): Use sourceware.org.
4693 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4695 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4696 (AVR_ENHANCED): Rename to ...
4697 (AVR_HAVE_MUL): ... new.
4698 (avr_enhanced_p): Rename to ...
4699 (avr_have_mul_p): ... new.
4700 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4701 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4702 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4703 (avr_have_mul_p): ... new.
4704 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4705 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4706 'avr_enhanced_p' and 'enhanced'.
4707 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4708 AVR_HAVE_MUL instead of AVR_ENHANCED.
4709 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4710 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4711 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4712 instead of AVR_ENHANCED.
4713 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4714 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4715 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4717 2007-01-17 Ian Lance Taylor <iant@google.com>
4719 * vec.h (VEC_reserve_exact): Define.
4720 (vec_gc_p_reserve_exact): Declare.
4721 (vec_gc_o_reserve_exact): Declare.
4722 (vec_heap_p_reserve_exact): Declare.
4723 (vec_heap_o_reserve_exact): Declare.
4724 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4726 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4728 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4729 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4730 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4731 * vec.c (calculate_allocation): Add exact parameter. Change all
4733 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4734 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4735 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4736 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4737 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4738 (vec_heap_p_reserve_exact): New function.
4739 (vec_heap_o_reserve_exact): New function.
4741 2007-01-17 Jan Hubicka <jh@suse.cz>
4743 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4745 2007-01-17 Eric Christopher <echristo@apple.com>
4747 * config.gcc: Support core2 processor.
4749 2007-01-16 Jan Hubicka <jh@suse.cz>
4751 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4752 the names, just unlink the chain so we don't crash on dangling pointers
4755 2007-01-16 Jan Hubicka <jh@suse.cz>
4757 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4758 * tree-pass.h: Reorder to make IPA passes appear toegher.
4759 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4760 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4761 parameters, do not call early inliner.
4762 * ipa-inline.c: Update comments. Include tree-flow.h
4763 (cgraph_decide_inlining): Do not compute inlining parameters.
4764 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4765 be called with function context set up.
4766 (pass_ipa_inline): Remove unreachable functions before pass.
4767 (cgraph_early_inlining): Simplify assuming to be called from the
4769 (pass_early_inline): New pass.
4770 (cgraph_gate_ipa_early_inlining): New gate.
4771 (pass_ipa_early_inline): Turn into simple wrapper.
4772 (compute_inline_parameters): New function.
4773 (gate_inline_passes): New gate.
4774 (pass_inline_parameters): New pass.
4775 (apply_inline): Move here from tree-optimize.c
4776 (pass_apply_inline): New pass.
4777 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4779 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4781 (tree_function_versioning): Do not allocate dummy struct function.
4782 * tree-inline.h (optimize_inline_calls): Update prototype.
4783 * tree-optimize.c (execute_fixup_cfg): Export.
4784 (pass_fixup_cfg): Remove
4785 (tree_rest_of_compilation): Do not apply inlines.
4786 * tree-flow.h (execute_fixup_cfg): Declare.
4787 * Makefile.in (gt-passes.c): New.
4788 * passes.c: Include gt-passes.h
4789 (init_optimization_passes): New passes.
4790 (nnodes, order): New static vars.
4791 (do_per_function_toporder): New function.
4792 (execute_one_pass): Dump current pass here.
4793 (execute_ipa_pass_list): Don't dump current pass here.
4795 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4797 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4798 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4800 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4802 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4803 (strong_alias): Define.
4804 (__gcc_qmul): Provide non-FMA for soft-float.
4810 (__gcc_qunord): New.
4820 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4821 soft-float functions.
4822 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4823 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4824 about long double soft float.
4826 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4827 Tehila Meyzels <tehila@il.ibm.com>
4829 * tree-vectorizer.h (is_pattern_stmt_p): New.
4830 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4831 formatting (tabs instead of spaces). Cleanup and clarify setting
4832 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4833 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4834 (vectorizable_type_demotion): Check that types are integral.
4835 (vectorizable_type_promotion): Likewise.
4836 (vectorizable_store): Fix typo. Eliminate new-line at end of
4839 2007-01-16 Jan Hubicka <jh@suse.cz>
4841 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4844 2007-01-15 Eric Christopher <echristo@apple.com>
4846 * ifcvt.c: Include vec.h, vecprim.h.
4847 (check_cond_move_block): New argument regs.
4848 Reorganize. Add registers used to regs.
4849 (cond_move_process_if_block): Use regs set above as
4852 2007-01-15 Eric Christopher <echristo@apple.com>
4854 * config/darwin.h: Update copyright.
4855 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4856 (LINK_COMMAND_SPEC): Add -u.
4857 (LINK_SPEC): Fix umbrella for above.
4859 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4861 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4864 2007-01-15 Tom Tromey <tromey@redhat.com>
4866 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4867 * doc/install.texi (Testing): Don't mention jacks.
4868 (Configuration): Document --enable-java-maintainer-mode. Move
4869 --with-java-home to libgcj-specific section. Document
4871 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4873 2007-01-15 Jan Hubicka <jh@suse.cz>
4875 * tree-ssa-dce.c (DCE_TODOs): New.
4876 (propagate_necessity): Return if something changed.
4877 (eliminate_unnecessary_stmts): Likewise.
4878 (perform_tree_ssa_dce): Return TODO flags when needed.
4879 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4881 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4883 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4884 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4885 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4886 patterns using X87MODEF12 mode macro. Extend operand 1
4887 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4888 (log10<mode>2): Ditto.
4889 (log2<mode>2): Ditto.
4890 (log1p<mode>2): Ditto.
4891 (logb<mode>2): Ditto.
4892 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4893 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4894 (*fxtractxf3_i387): Rename from *fxtractxf3.
4895 (fxtract_extend<mode>xf3_i387): New insn pattern.
4896 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4897 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4898 and gen_fyl2xxf3_i387().
4900 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4902 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4903 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4904 get_loop_exit_edges. Changed return type to bool.
4905 * cfgloop.h (fix_loop_placement): Declaration removed.
4907 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4909 * param.h (MIN_VECT_LOOP_BOUND): New.
4910 * params.def (MIN_VECT_LOOP_BOUND): New.
4911 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4912 argument - minimum threshold for number of iterations.
4913 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4914 argument to declaration.
4915 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4916 MIN_VECT_LOOP_BOUND.
4917 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4918 slpeel_tree_peel_loop_to_edge with additional argument.
4919 (vect_do_peeling_for_alignment): Likewise.
4920 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4922 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4925 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4928 2007-01-14 Jan Hubicka <jh@suse.cz>
4930 * tree-dfa.c (remove_referenced_var): New function.
4931 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4932 prune referenced vars list too.
4933 * tree-flow.h (remove_referenced_var): Declare.
4935 2007-01-14 Jan Hubicka <jh@suse.cz>
4937 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4939 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4940 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4941 * except.h (verify_eh_throw_table_statements): Kill prototype.
4942 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4943 into call exrepssions.
4944 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4946 * tree-cfg.c: Include pointer-set.h.
4947 (verify_node_sharing): Work on pointer set.
4948 (verify_eh_throw_stmt_node): New.
4949 (verify_stmts): Use pointers sets, verify throw_stmt.
4951 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4953 * ipa-reference.c (analyze_function): Consider also addresses taken
4956 2007-01-12 Roger Sayle <roger@eyesopen.com>
4958 * c-typeck.c (null_pointer_constant_p): Replace use of
4959 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4960 (build_c_cast): Likewise.
4962 2007-01-12 Roger Sayle <roger@eyesopen.com>
4964 * tree.h (force_fit_type_double): Remove unused final argument.
4965 * c-common.c (constant_expression_warning): Replace use of
4966 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4967 (convert_and_check): Likewise.
4968 (shorten_compare): Update call to force_fit_type_double.
4969 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4970 * convert.c (convert_to_pointer): Update call to
4971 force_fit_type_double.
4972 * fold-const.c (force_fit_type_double): Remove overflowed_const
4974 (int_const_binop, fold_convert_const_int_from_int,
4975 fold_convert_const_int_from_real, fold_div_compare,
4976 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4977 fold_abs_const, fold_not_const): Remove the final argument from
4978 calls to force_fit_type_double.
4980 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4982 * configure.ac: Set insn to "nop" for spu-*-* also.
4983 * configure: Regenerate.
4985 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4987 * builtins.def : Add BUILT_IN_FREE.
4989 2007-01-12 Jan Hubicka <jh@suse.cz>
4991 PR tree-optimization/30443
4992 * tree-inline.c (tree_function_versioning): Do not optimize when
4993 cloning for inlining.
4995 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4997 * doc/loop.texi: Document recording of loop exits.
4998 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4999 (update_single_exits_after_duplication,
5000 update_single_exit_for_duplicated_loop,
5001 update_single_exit_for_duplicated_loops): Removed.
5002 (duplicate_loop_to_header_edge): Do not call
5003 update_single_exits_after_duplication and
5004 update_single_exit_for_duplicated_loops.
5005 (loop_version): Do not update single_exit information.
5006 (fix_loop_structure): Use record_loop_exits instead of
5007 mark_single_exit_loops.
5008 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
5009 the lists of loop exits.
5010 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
5011 split_edge, merge_blocks): Update the lists of loop exits.
5012 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
5013 loop_optimizer_init.
5014 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
5015 of mark_single_exit_loops.
5016 (loop_optimizer_finalize): Call release_recorded_exits.
5017 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
5018 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
5019 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
5020 update single exit information.
5021 * lambda-code.c (perfect_nestify): Ditto.
5022 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
5023 (mark_single_exit_loops): Removed.
5024 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
5025 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
5026 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
5028 (get_loop_exit_edges, single_exit): Use recorded exit lists.
5029 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
5030 (verify_loop_structure): Verify consistency of the exit lists.
5031 (flow_loops_find): Use alloc_loop. Initialize exits hash.
5032 (set_single_exit): Removed.
5033 * cfgloop.h (struct loop_exit): New function.
5034 (struct loop): single_exit_ field replaced by exits field.
5035 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
5036 (struct loops): Added exits hash.
5037 (mark_single_exit_loops, set_single_exit): Declaration removed.
5038 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
5040 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5042 * doc/invoke.texi: Avoid use of @headitem.
5044 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5046 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
5048 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5050 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
5053 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5054 Richard Sandiford <richard@codesourcery.com>
5056 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
5057 * config/m68k/m68k.opt: Resort options.
5058 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
5060 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5061 Richard Sandiford <richard@codesourcery.com>
5063 * doc/invoke.texi: Document the macros that are defined by
5064 m68k's -mtune and -mhard-float options.
5065 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
5066 (m68k_cpp_cpu_family): Likewise.
5067 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
5068 of __ucfv*__ macros. Define __mcffpu__ if generating code for
5069 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
5070 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
5071 (m68k_cpp_cpu_family): Likewise.
5073 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5075 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
5076 macros besides mc68000 as tuning macros. Use a switch statement
5077 to set them and mcpu32.
5079 2007-01-12 Julian Brown <julian@codesourcery.com>
5081 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
5082 (TARGET_68040_ONLY): Rename to...
5083 (TARGET_68040): ...this.
5084 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
5085 * config/m68k/m68k.md: Likewise.
5087 2007-01-12 Julian Brown <julian@codesourcery.com>
5088 Nathan Sidwell <nathan@codesourcery.com>
5089 Richard Sandiford <richard@codesourcery.com>
5091 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
5092 the -mcpu= argument associated with the --with-cpu setting.
5093 Define M68K_DEFAULT_TUNE to the default -mtune= option,
5094 if different from the one implied by the -mcpu setting.
5095 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
5096 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
5097 * doc/invoke.texi: Mention ColdFire in the introduction to the
5098 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
5099 -mno-div and -mhard-float options. Make -m68881 a synonym for
5100 -mhard-float. Document the previously-undocumented -m5206e,
5101 -m528x, -m5307 and -m5407 options. Tweak the existing option
5102 documentation for consistency.
5103 * doc/install.texi: Mention new --with-cpu arguments.
5104 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
5105 default CPU if neither -mcpu nor -march are specified.
5106 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
5107 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
5108 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
5109 using m68k_tune to decide between families that implement the
5110 same ISA. Use m68k_tune to set __mcfv4e__.
5111 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
5112 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
5113 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
5114 (FL_ISA_C, FL_ISA_MMU): New macros.
5115 (MASK_COLDFIRE): Delete.
5116 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
5117 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
5118 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
5119 (TARGET_HARD_FLOAT): Do not define here.
5120 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
5121 (TUNE_68000): New macro.
5122 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
5123 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
5124 (TUNE_CFV2): Redefine in terms of m68k_tune.
5125 (uarch_type, target_device, fpu_type): New enums.
5126 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
5127 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
5128 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
5129 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
5130 (FL_FOR_isa_c): New macros.
5131 (m68k_isa): New enum.
5132 (m68k_target_selection): New structure.
5133 (all_devices, all_isas, all_microarchs): New tables.
5134 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
5135 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
5136 (MASK_ALL_CPU_BITS): Delete.
5137 (m68k_find_selection): New function.
5138 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
5139 Map the legacy target options to a combination of the new ones.
5140 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
5141 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
5142 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
5144 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
5145 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
5147 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
5148 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
5149 * config/m68k/m68k-devices.def: New file.
5151 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5152 Nathan Sidwell <nathan@codesourcery.com>
5154 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
5155 (SUBTARGET_EXTRA_SPECS): New macros.
5156 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
5157 use %(asm_cpu_spec) instead.
5158 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
5159 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
5160 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
5161 (EXTRA_SPECS): Rename to...
5162 (SUBTARGET_EXTRA_SPECS): ...this.
5164 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
5165 Richard Sandiford <richard@codesourcery.com>
5166 Julian Brown <julian@codesourcery.com>
5168 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
5169 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
5170 to the configuration's default CPU.
5171 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
5172 Remove default masks.
5173 (m680[012]0-*-*): Set the default with_cpu to the first part of
5175 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
5176 (m68k*-*-linux): Extend the --with-cpu handling to...
5177 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
5178 and m68010. Don't set target_cpu_default2.
5179 * doc/install.texi: Document --with-cpu for m68k.
5180 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
5181 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
5182 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
5183 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
5184 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
5185 (ASM_SPEC): Remove use of %(asm_cpu_default).
5186 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
5187 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
5188 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
5189 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
5190 __HAVE_FPU__ if TARGET_HARD_FLOAT.
5191 (TARGET_DEFAULT): Delete.
5192 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
5193 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
5194 (CPP_CPU_SPEC): Delete.
5195 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
5196 the appropriate string.
5197 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
5198 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
5199 (ASM_SPEC): Don't use %(asm_default_spec).
5200 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
5201 TARGET_DEFAULT and add MASK_68881.
5202 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
5204 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5206 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
5207 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
5208 MASK_68010 alongside MASK_68020.
5209 * doc/invoke.texi: Document -m68010.
5210 * config/m68k/m68k.opt (m68010): New.
5211 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
5213 (TUNE_68010): New macro.
5214 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
5215 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
5216 (M68K_CPU_m68332): Add MASK_68010.
5217 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
5218 fallback definition.
5219 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
5221 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
5222 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
5223 to all entries that use MASK_68020.
5224 (output_move_simode_const, output_move_himode, output_move_qimode)
5225 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
5226 instead of TARGET_68020 to select clr behavior. Remove comment
5227 about there being no TARGET_68010.
5228 * config/m68k/m68k.md: Likewise throughout.
5230 2007-01-12 Julian Brown <julian@codesourcery.com>
5232 * config/m68k/m68k.h (TARGET_ISAB): New macro.
5233 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
5234 * config/m68k/m68k.md: Likewise.
5236 2007-01-12 Julian Brown <julian@codesourcery.com>
5238 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
5239 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
5241 2007-01-12 Julian Brown <julian@codesourcery.com>
5243 * config/m68k/m68k.h (TUNE_68040_60): New macro.
5244 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
5245 * config/m68k/m68k.md: Likewise.
5247 2007-01-12 Julian Brown <julian@codesourcery.com>
5248 Richard Sandiford <richard@codesourcery.com>
5250 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
5251 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
5252 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
5254 (TARGET_CPU32): Rename to...
5255 (TUNE_CPU32): ...this.
5256 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
5257 (TUNE_CFV2): New macros.
5258 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
5259 remove conditions that are implied by TARGET_68020.
5260 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
5261 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
5262 (m68k_output_function_epilogue): Likewise.
5263 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
5264 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
5265 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
5266 non-68000 timings. Refactor multiplication and division costs.
5267 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
5268 TUNE_CPU32 instead of TARGET_CPU32.
5269 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
5270 and TUNE_68060 instead of TARGET_68060.
5271 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
5272 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
5274 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
5275 && !TARGET_COLDFIRE" to choose between moveq and clr.
5276 Likewise in the unnamed movsf pattern.
5277 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
5278 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
5281 2007-01-12 Richard Sandiford <richard@codesourcery.com>
5283 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
5284 of tabbing before backslashes.
5286 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5288 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
5289 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
5290 (ASM_OUTPUT_INTERNAL_LABEL): Define.
5292 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5294 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
5295 find_interesting_uses_cond.
5296 (find_interesting_uses_cond): Use extract_cond_operands.
5297 (rewrite_use_compare): Use extract_cond_operands and
5298 force_gimple_operand_bsi. Do not call update_stmt.
5299 (determine_use_iv_cost_condition): Use extract_cond_operands.
5300 Return cheaper of using original bound and changing the exit bound.
5302 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
5304 PR tree-optimization/29516
5305 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
5306 most_expensive_mult_to_index, addr_to_parts,
5307 create_mem_ref, maybe_fold_tmr): Make the type of
5308 fields of TARGET_MEM_REF sizetype.
5309 (move_fixed_address_to_symbol, move_pointer_to_base):
5311 * tree.def (TARGET_MEM_REF): Add comment on types of
5314 2007-01-11 Joseph Myers <joseph@codesourcery.com>
5316 * c-common.c (vector_types_convertible_p): Treat opaque types as
5317 always convertible if they have the same size, but not otherwise.
5319 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
5321 * ifcvt.c (struct noce_if_info): Add comments to the fields.
5322 Remove the b_unconditional field.
5323 (noce_try_sign_mask): Do not look at b_unconditional.
5324 (noce_process_if_block): Do not use merge_if_blocks. Update
5325 the CFG here. Do not set b_unconditional.
5326 (cond_move_process_if_block): Likewise.
5327 (find_cond_trap): Likewise.
5328 (check_cond_move_block): Require simple jump insns at the end
5331 2007-01-11 Jan Hubicka <jh@suse.cz>
5333 PR tree-optimization/1046
5334 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
5335 when alias info is not ready.
5336 (pass_tail_recursion): Do not require aliasing.
5337 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
5338 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
5339 * tree-ssa-copy.c (pass_copy_prop): Likewise.
5340 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
5341 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
5342 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
5343 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
5345 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
5346 When aliasing is not build, mark statement as volatile.
5348 2007-01-11 Tom Tromey <tromey@redhat.com>
5350 PR preprocessor/15185, PR preprocessor/20989:
5351 * doc/cppopts.texi <-MT>: Update description of algorithm for
5352 computing default target.
5353 <-M, -MD>: Reword "basename" text.
5355 2007-01-11 Roger Sayle <roger@eyesopen.com>
5357 * builtins.c (expand_builtin_pow, expand_builtin_powi,
5358 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
5359 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
5360 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
5361 fold_builtin_bswap, real_constp, fold_builtin_pow,
5362 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
5363 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
5364 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
5365 * convert.c (convert_to_pointer): Likewise.
5366 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5367 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
5368 const_binop, fold_convert_const_int_from_int,
5369 fold_convert_const_int_from_real,
5370 fold_convert_const_real_from_real, sign_bit_p,
5371 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
5372 fold_sign_changed_comparison, fold_unary, fold_comparison,
5373 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
5374 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
5375 * print-tree.c (print_node_brief, print_node): Likewise.
5376 * stor-layout.c (place_field, layout_type): Likewise.
5377 * tree-chrec.c (keep_cast): Likewise.
5378 * tree.c (build_vector, build_real, build_real_from_int_cst,
5379 build_complex): Likewise.
5381 2007-01-11 Roger Sayle <roger@eyesopen.com>
5383 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
5384 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
5386 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
5388 * configure.ac (strict1_warn): Rename to strict_warn.
5389 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
5390 cc_set_by_configure, quoted_cc_set_by_configure,
5391 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
5392 all_boot_languages, all_stagestuff): Remove.
5393 (target_list): Remove bootstrap targets.
5394 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
5395 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
5396 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
5397 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
5398 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
5399 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
5400 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
5401 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
5402 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
5403 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
5404 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
5405 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
5406 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
5407 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
5408 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
5409 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
5410 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
5411 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
5412 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
5413 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
5414 (mostlyclean): Adjust.
5415 (clean, distclean): Don't mention bootstrap stuff.
5416 * configure: Regenerate.
5417 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
5418 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
5419 treelang/config-lang.in (stagestuff): Remove.
5420 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
5421 stageprofile, stagefeedback, stagestuff): Remove mention.
5423 2007-01-11 Nick Clifton <nickc@redhat.com>
5425 * config/mcore/predicates.md (mcore_general_movesrc_operand):
5427 (mcore_general_movdst_operand): Do not accept CONST_INTs.
5428 (mcore_arith_K_S_operand): Run the test for the S constraint not
5429 the test for the M constraint.
5430 (mcore_addsub_operand): Do not accept integer values that are
5431 larger than 32 bits.
5432 * config/mcore/mcore.md: Remove unused constraints from split.
5433 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
5435 (allocate_stack): Likewise.
5436 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
5437 operands to 32 bits.
5438 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
5440 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
5441 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
5442 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
5443 mcore_output_bclri, mcore_output_andn, output_inline_const,
5444 mcore_output_move, mcore_output_movedouble): Likewise.
5445 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
5446 (output_inline_const): Likewise.
5447 (output_inline_const): Fix format strings used in sprintf
5449 * config/mcore/mcore-protos.h: Update prototypes for changed
5450 functions in mcore.c.
5451 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
5452 HOST_WIDE_INT and not int.
5453 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
5454 CONST_OK_FOR_N): Likewise.
5455 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
5456 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
5459 2007-01-10 Jan Hubicka <jh@suse.cz>
5461 * tree-vrp.c (remove_range_assertions): Release defs.
5462 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
5463 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
5465 2007-01-10 Paul Brook <paul@codesourcery.com>
5467 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5468 * config/arm/arm.md (mulsi3subsi): New insn.
5470 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5472 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5473 (tree_transform_and_unroll_loop): New.
5474 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5477 2007-01-10 Robert Kennedy <jimbob@google.com>
5479 * fold-const.c (fold_comparison): Fold comparisons like (x *
5480 1000 < 0) to (x < 0).
5482 2007-01-10 Ian Lance Taylor <iant@google.com>
5484 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5485 operands have the same priority.
5487 2007-01-10 Tom Tromey <tromey@redhat.com>
5489 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5490 (fold_binary): Likewise.
5491 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5492 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5493 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5494 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5495 * langhooks.h (struct lang_hooks): Removed field
5496 'can_use_bit_fields_p'.
5498 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5500 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5502 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5504 * function.c (get_last_funcdef_no): New function.
5505 * function.h (get_last_funcdef_no): Declare.
5506 * tree-inline.c (initialize_cfun): Add initialization.
5507 (tree_function_versioning): Cleanup.
5509 2007-01-10 Jan Hubicka <jh@suse.cz>
5511 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5514 2007-01-10 Sa Liu <saliu@de.ibm.com>
5515 Ben Elliston <bje@au.ibm.com>
5517 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5518 for SAVE_NONLOCAL and Pmode for any other save level.
5519 * spu-protos.h (spu_restore_stack_block): Declare.
5520 * spu.md (save_stack_block): Remove.
5521 (restore_stack_block): Call spu_restore_stack_block.
5522 * spu.c (spu_restore_stack_block): New function.
5523 (spu_expand_epilogue): Remove old comment.
5525 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5527 PR tree-optimization/30322
5528 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5529 (cand_value_at): Return the value as aff_tree.
5530 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5531 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5532 aff_combination_mult): New functions.
5533 (aff_combination_add): Use aff_combination_add_cst.
5534 (aff_combination_convert): Allow conversions to a wider type.
5535 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5536 * tree-affine.h (aff_combination_mult): Declare.
5538 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5540 * doc/tm.texi: Update documentation to reflect reality of exec
5541 and start file search behaviours. Update copyright year.
5542 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5543 header file directories.
5545 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5547 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5548 (*cosxf2): Rename to cosxf2_i387.
5549 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5550 using X87MODEF12 mode macro. Rename patterns to
5551 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5553 (*cosdf2, *cossf2): Ditto.
5554 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5555 to match extended input operands.
5556 (sincos<mode>3): New expander.
5557 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5558 insn patterns and corresponding splitters.
5560 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5562 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5563 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5565 2007-01-09 Nicolas Pitre <nico@cam.org>
5568 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5570 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5572 * target.h (struct gcc_target): New field library_rtti_comdat.
5573 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5574 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5575 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5576 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5578 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5580 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5582 2007-01-08 Richard Guenther <rguenther@suse.de>
5584 * tree.h (force_fit_type_double): Export.
5585 (force_fit_type): Remove.
5586 * fold-const.c (force_fit_type_double): New function.
5587 (force_fit_type): Remove.
5588 (int_const_binop): Use it.
5589 (fold_convert_const_int_from_int): Likewise.
5590 (fold_convert_const_int_from_real): Likewise.
5591 (fold_div_compare): Likewise.
5592 (fold_sign_changed_comparison): Likewise.
5593 (fold_unary): Likewise.
5594 (fold_negate_const): Likewise.
5595 (fold_abs_const): Likewise.
5596 (fold_not_const): Likewise.
5597 * c-common.c (shorten_compare): Use force_fit_type_double.
5598 * convert.c (convert_to_pointer): Likewise.
5600 2007-01-08 Richard Guenther <rguenther@suse.de>
5602 * tree.h (build_int_cst_wide_type): Export.
5603 * tree.c (build_int_cst_wide_type): New function.
5604 (build_int_cst_wide): Fix comment.
5605 * builtins.c (fold_builtin_object_size): Use build_int_cst
5606 to build -1 or 0 of the correct type. Use fit_double_type
5607 to check for overflow.
5608 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5610 (decode_field_reference): Likewise.
5611 (all_ones_mask_p): Likewise.
5612 (native_interpret_int): Use build_int_cst_wide_type.
5613 (fold_binary): Use build_int_cst_type to build an all-ones
5615 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5617 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5619 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5621 2007-01-09 Ben Elliston <bje@au.ibm.com>
5623 * genautomata.c (STATS_OPTION): New option.
5624 (stats_flag): New flag.
5625 (gen_automata_option): Handle it.
5626 (initiate_automaton_gen): Ditto.
5627 (write_automata): Output statistics only if stats_flag is
5628 set. Likewise, output time statistics only if time_flag is set.
5629 * doc/md.texi (Processor pipeline description): Document new flag.
5631 2007-01-08 Richard Guenther <rguenther@suse.de>
5633 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5634 * tree.c (build_int_cst_type): Likewise.
5635 (size_in_bytes): Don't call force_fit_type on the result.
5636 (int_fits_type_p): Use fit_double_type.
5637 * fold-const.c (fit_double_type): New function.
5638 (force_fit_type): Use it.
5639 * tree.h (fit_double_type): Export.
5641 2007-01-08 Jan Hubicka <jh@suse.cz>
5643 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5644 * ipa.c (function_and_variable_visibility): Fix return type.
5646 2007-01-08 Richard Guenther <rguenther@suse.de>
5648 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5649 of offset to build the index.
5650 * tree-pretty-print.c (dump_generic_node): Don't build negated
5651 const just for printing.
5652 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5653 * builtins.c (fold_builtin_int_roundingfn): Check if result
5654 fits the type by using force_fit_type and comparing the result.
5655 * predict.c (predict_loops): Use compare_tree_int for comparison.
5656 * tree.c (build_int_cst): Fall back to integer_type_node for
5658 (build_int_cst_wide): Assert type is non-null.
5660 2007-01-08 Roberto Costa <roberto.costa@st.com>
5662 * tree-vrp.c (extract_range_from_cond_expr): New.
5663 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5664 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5666 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5667 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5668 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5669 used as expressions.
5670 * tree-object-size.c (cond_expr_object_size): New.
5671 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5673 2007-01-08 Jan Hubicka <jh@suse.cz>
5675 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5676 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5679 2007-01-08 Richard Guenther <rguenther@suse.de>
5681 PR tree-optimization/23603
5682 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5683 (extract_range_from_binary): Fall back to truthvalue instead of
5684 varying for TRUTH_*_EXPR.
5685 (extract_range_from_comparison): Fall back to truthvalue instead of
5687 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5688 if all visited PHI values were constant.
5690 2007-01-08 Jan Hubicka <jh@suse.cz>
5692 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5693 (cgraph_analyze_function): break out from ...
5694 (cgraph_finalize_compilation_unit): ... here.
5695 (cgraph_expand_function): Remove forgoten commented out line.
5696 (cgraph_optimize): Analyze functions.
5698 2007-01-08 Jan Hubicka <jh@suse.cz>
5700 * tree-pas.h (TODO_remove_function): New flag.
5701 (TODO_update*): Renumber.
5702 (pass_ipa_increase_alignment,
5703 pass_ipa_function_and_variable_visibility): New passes.
5704 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5705 (cgraph_function_and_variable_visibility): Move to ipa.c
5706 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5707 cgraph_increase_alignment.
5708 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5709 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5710 calling tree-inline.
5711 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5712 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5713 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5714 (gate_increase_alignment): New function.
5715 (pass_ipa_increase_alignment): New pass.
5716 * ipa.c: Inline tree-pass.h and timevar.h
5717 (function_and_variable_visibility): Move here from cgraphunit.c
5718 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5719 * passes.c (init_optimization_passes): Add the two new passes.
5720 (execute_todo): Handle cgraph_remove_functions.
5722 2007-01-08 Nick Clifton <nickc@redhat.com>
5724 * config/frv/predicates.md (reg_or_0_operand): Accept
5727 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5729 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5730 * config.gcc: Add bfin*-rtems*.
5732 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5734 * c.opt: Add -flax-vector-conversions.
5735 * c-typeck.c (convert_for_assignment): Pass flag to
5736 vector_types_convertible_p to allow emission of note.
5737 (digest_init): Likewise.
5738 * c-opts.c: Handle -flax-vector-conversions.
5739 * c-common.c (flag_lax_vector_conversions): New.
5740 (vector_types_convertible_p): Unless -flax-vector conversions
5741 has been passed, disallow conversions between vectors with
5742 differing numbers of subparts and/or element types. If such
5743 a conversion is disallowed, possibly emit a note on the first
5744 occasion only to inform the user of -flax-vector-conversions.
5745 The new last argument specifies this.
5746 * c-common.h (flag_lax_vector_conversions): New.
5747 (vector_types_convertible_p): Add extra argument.
5748 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5749 char_type_node for V*QI type vectors.
5750 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5751 Update to satisfy new typechecking rules.
5752 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5754 * doc/invoke.texi (C Dialect Options): Document
5755 -flax-vector-conversions.
5757 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5759 PR tree-optimization/29877
5760 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5761 a register variable on the RHS to not be replaceable.
5763 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5764 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5765 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5766 const_simm15, const_pow2, const_npow2): Added.
5767 * config/score/misc.md (insv, extv, extzv, movmemsi,
5768 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5769 * config/score/score.c (score_address_cost, score_select_cc_mode):
5771 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5772 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5773 Update score_print_operand.
5774 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5775 Adjust register allocate order and update some macro define.
5776 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5777 mdx_block_move_straight, mdx_block_move_loop_head,
5778 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5779 mdx_block_move): Added.
5780 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5781 mdp_limm): Updated and fix some bug and typo.
5782 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5783 (movsf, movdf, doloop_end): Added.
5785 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5787 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5788 config/arm/thumb2.md: Fix comment typos.
5789 * doc/extend.texi: Fix a typo.
5791 2007-01-07 Eric Christopher <echristo@apple.com>
5793 * configure.ac: Check for __stack_chk_fail for darwin.
5794 * configure: Regenerate.
5796 2007-01-07 Richard Guenther <rguenther@suse.de>
5798 * tree-vrp.c (extract_range_from_assert): CSE calls to
5799 compare_values where possible.
5800 (extract_range_from_unary_expr): Likewise.
5802 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5804 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5805 * config/avr/avr.c (call_insn_operand): Delete function.
5806 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5807 instead of register number. Use predicates.
5808 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5809 call_insn_operand): Add.
5811 2007-01-06 Jan Hubicka <jh@suse.cz>
5813 * tree-pass.h (pass_build_cgraph_edges): Declare.
5814 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5815 (visited_nodes): Remove.
5816 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5817 build_cgrpah_edges; make visited_nodes local.
5818 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5819 (record_references_in_initializer): Move to cgraphbuild.c
5820 (initialize_inline_failed, rebuild_cgraph_edges,
5821 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5822 (verify_cgraph_node): Make visited_nodes local.
5823 (cgraph_analyze_function): Do not call cgraph_create_edges and
5824 initialize_inline_failed.
5825 (cgraph_expand_function): Do not call cgraph_lower_function;
5826 assert that function is already lowered.
5827 * Makefile.in (cgraphbuild.o): New.
5828 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5829 at the end of lowering passes.
5831 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5833 * ifcvt.c (cond_move_convert_if_block): New function, code
5834 factored out from...
5835 (cond_move_process_if_block): ...here. Call the new function
5836 on the THEN and ELSE blocks.
5837 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5838 already takes care of this.
5840 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5843 * tree.h (TREE_OVERFLOW_P): New.
5844 * c-typeck.c (parser_build_unary_op): Warn only if result
5845 overflowed and operands did not.
5846 (parser_build_binary_op): Likewise.
5847 (convert_for_assignment): Remove redundant overflow_warning.
5848 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5850 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5852 * c-typeck.c (store_init_value): Split over two lines to follow
5853 the GNU coding style.
5855 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5857 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5858 __GXX_EXPERIMENTAL_CXX0X__.
5859 * doc/cpp.texi: Same.
5861 2007-01-05 Richard Guenther <rguenther@suse.de>
5864 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5865 with mismatched types. Instead explicitly build a
5866 conversion NOP_EXPR.
5868 2007-01-05 Ian Lance Taylor <iant@google.com>
5870 * c-common.c (decl_with_nonnull_addr_p): New function.
5871 (c_common_truthvalue_conversion): Call it.
5872 * c-typeck.c (build_binary_op): Likewise.
5873 * c-common.h (decl_with_nonnull_addr_p): Declare.
5875 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5878 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5881 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5883 * doc/install.texi (Final install): Document the fact that
5884 the GNAT runtime should not be stripped.
5886 2007-01-04 Jan Hubicka <jh@suse.cz>
5888 * tree-inline.c (fold_marked_statements): Update operand caches
5889 and EH after folding
5891 2007-01-04 Ian Lance Taylor <iant@google.com>
5893 * c-common.c (check_function_nonnull): Whitespace fix.
5895 2007-01-04 Jan Hubicka <jh@suse.cz>
5897 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5898 comitted older version of patch.
5899 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5900 function, celanup cfg and collect garbage.
5902 2007-01-04 Mike Stump <mrs@apple.com>
5904 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5907 2007-01-04 Eric Christopher <echristo@apple.com>
5909 * libgcc2.c (__bswapsi2): Use SItype.
5910 (__bswapdi2): Use DItype.
5911 * libgcc2.h: Update for above.
5913 2007-01-04 Paul Brook <paul@codesourcery.com>
5915 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5916 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5917 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5918 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5919 umulsi3_highpart): Make conditional on !arm_arch6.
5920 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5921 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5922 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5923 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5924 umulsi3_highpart_v6): New insns.
5926 2007-01-04 Roger Sayle <roger@eyesopen.com>
5928 * fold-const.c (fold_convert): When casting an expression to void,
5929 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5930 have a type. Instead of attempting to build a NOP_EXPR, return
5931 these "special" trees directly.
5933 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5935 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5936 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5937 rs6000_cost->fp not 0 as adjustment for outer NEG.
5939 2007-01-04 Jan Hubicka <jh@suse.cz>
5941 * cgraph.c (cgraph_release_function_body): New function.
5942 (cgraph_remove_node): Use it.
5943 * cgraph.h (cgraph_release_function_body): Declare.
5944 * cgraphunit.c (cgraph_expand_function): Use it.
5945 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5946 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5947 is initialized and while compilation of other function is running.
5948 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5949 statement CFG annotations from here to ...
5950 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5952 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5954 * cfgloop.h (enum li_flags): Make the constants powers of two.
5956 2007-01-04 Jan Hubicka <jh@suse.cz>
5958 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5960 (fold_marked_statements): New function.
5961 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5962 * tree-inline.h (copy_body_data): Add statements_to_fold.
5964 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5966 * config.gcc: Mention libgcc/config.host.
5967 * Makefile.in: Update comments mentioning libgcc.
5968 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5969 (all.cross, start.encap, rest.encap, rest.cross): Update
5970 dependencies for libgcc move.
5971 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5972 (clean-target, clean-target-libgcc): Delete.
5973 (srcdirify, GCC_EXTRA_PARTS): New macros.
5974 (libgcc-support, libgcc.mvars): New rules.
5975 (distclean): Remove mention of mklibgcc.
5976 (install): Don't reference INSTALL_LIBGCC.
5977 (install-common): Don't reference EXTRA_PARTS.
5978 (install-libgcc, install-multilib): Delete rules.
5979 * mklibgcc.in: Delete file.
5980 * doc/configfiles.texi: Don't mention mklibgcc.
5982 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5983 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5984 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5985 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5986 (mklibgcc, ldblspecs): Likewise.
5988 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5989 (posixpre.def): Use $(T).
5990 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5991 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5992 (SHLIB_LINK): Make dummy.
5993 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5995 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5997 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5998 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5999 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
6000 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
6002 * configure.ac (all_outputs): Remove mklibgcc.
6003 * configure: Regenerated.
6005 2007-01-03 Josh Conner <jconner@apple.com>
6008 * calls.c (compute_argument_addresses): Set stack and stack_slot
6009 for partial args, too.
6010 (store_one_arg): Use locate.size.constant for the size when
6011 generating a save_area.
6013 2007-01-03 Robert Kennedy <jimbob@google.com>
6015 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
6016 whose definitions are deleted due to basic block merging.
6018 2007-01-03 Paul Brook <paul@codesourcery.com>
6021 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
6023 (use_return_insn): Return 0 for Thumb interrupt functions.
6024 (print_multi_reg): Add rfe argument for IRQ returns.
6025 (arm_output_epilogue): Pop interrupt return address directly into PC.
6026 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
6028 2007-01-03 Paul Brook <paul@codesourcery.com>
6030 Merge from sourcerygxx-4_1.
6031 * config/arm/thumb2.md: New file.
6032 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
6034 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
6035 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6036 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
6037 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
6039 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
6040 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
6042 * config/arm/ieee754-sf.S: Ditto.
6043 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
6044 (thumb1_base_register_rtx_p): ... to this.
6045 (thumb_index_register_rtx_p): Rename...
6046 (thumb1_index_register_rtx_p): ... to this.
6047 (thumb_output_function_prologue): Rename...
6048 (thumb1_output_function_prologue): ... to this.
6049 (thumb_legitimate_address_p): Rename...
6050 (thumb1_legitimate_address_p): ... to this.
6051 (thumb_rtx_costs): Rename...
6052 (thumb1_rtx_costs): ... to this.
6053 (thumb_compute_save_reg_mask): Rename...
6054 (thumb1_compute_save_reg_mask): ... to this.
6055 (thumb_final_prescan_insn): Rename...
6056 (thumb1_final_prescan_insn): ... to this.
6057 (thumb_expand_epilogue): Rename...
6058 (thumb1_expand_epilogue): ... to this.
6059 (arm_unwind_emit_stm): Rename...
6060 (arm_unwind_emit_sequence): ... to this.
6061 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
6062 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
6063 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
6064 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
6065 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
6066 thumb2_output_casesi): New functions.
6067 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
6068 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
6069 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
6070 THUMB2_WORK_REGS): Define.
6071 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
6072 arm_condexec_mask, arm_condexec_masklen)): New variables.
6073 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
6074 (arm_override_options): Check new CPU capabilities.
6075 Set new architecture flag variables.
6076 (arm_isr_value): Handle v7m interrupt functions.
6077 (user_return_insn): Return 0 for v7m interrupt functions. Handle
6079 (const_ok_for_arm): Handle Thumb-2 constants.
6080 (arm_gen_constant): Ditto. Use movw when available.
6081 (arm_function_ok_for_sibcall): Return false for v7m interrupt
6083 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
6084 (thumb_find_work_register, arm_load_pic_register,
6085 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
6086 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
6087 print_multi_reg, output_mov_long_double_fpa_from_arm,
6088 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
6089 output_mov_double_fpa_from_arm, output_move_double,
6090 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
6091 output_return_instruction, arm_output_function_prologue,
6092 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
6093 arm_output_mi_thunk, thumb_set_return_address): Ditto.
6094 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
6095 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
6096 (arithmetic_instr, shift_op): Use arm_shift_nmem.
6097 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
6099 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
6100 (thumb_expand_prologue): Use thumb_set_frame_pointer.
6101 (arm_file_start): Output directive for unified syntax.
6102 (arm_unwind_emit_set): Handle stack alignment instruction.
6103 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
6104 Add v6t2, v7, v7a, v7r and v7m.
6105 (RETLDM): Add Thumb-2 code.
6106 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
6107 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
6108 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
6109 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
6110 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
6111 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
6112 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
6113 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
6114 ADJUST_INSN_LENGTH): Define.
6115 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
6116 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
6117 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
6118 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
6119 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
6120 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
6121 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
6122 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
6123 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
6124 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
6125 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
6126 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
6127 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
6128 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
6129 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
6130 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
6131 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
6133 * config/arm/arm-tune.md: Regenerate.
6134 * config/arm/arm-protos.h: Update prototypes.
6135 * config/arm/vfp.md: Enable patterns for Thumb-2.
6136 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
6137 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
6138 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
6139 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
6140 * config/arm/libunwind.S: Add Thumb-2 code.
6141 * config/arm/constraints.md: Update include Thumb-2.
6142 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
6143 * config/arm/ieee754-df.S: Ditto.
6144 * config/arm/bpabi.S: Ditto.
6145 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
6146 * config/arm/predicates.md (low_register_operand,
6147 low_reg_or_int_operand, thumb_16bit_operator): New.
6148 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
6149 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
6150 * config/arm/t-arm-elf: Add armv7 multilib.
6151 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
6153 (UNSPEC_STACK_ALIGN, ce_count): New.
6154 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
6155 arm_zero_extendsidi2, arm_zero_extendqidi2): New
6157 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
6158 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
6159 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
6160 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
6161 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
6162 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
6164 * doc/extend.texi: Document ARMv7-M interrupt functions.
6165 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
6167 2007-01-03 Jakub Jelinek <jakub@redhat.com>
6169 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
6170 (struct _Unwind_Context): Rename args_size to flags, remove
6171 signal_frame field, add a new args_size field and version field.
6172 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
6173 _Unwind_IsExtendedContext): New inline functions.
6174 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
6175 Assume by_value array is only present if _Unwind_IsExtendedContext.
6176 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
6177 _Unwind_IsSignalFrame.
6178 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
6179 (uw_update_context_1): Use _Unwind_SetSignalFrame.
6180 (uw_init_context_1): Initialize context->flags to
6181 EXTENDED_CONTEXT_BIT.
6182 * config/rs6000/linux-unwind.h (frob_update_context): Use
6183 _Unwind_SetSignalFrame.
6185 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6188 * gimplify.c (gimplify_modify_expr_complex_part): Move below
6189 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
6192 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
6194 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
6195 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
6196 RET, AT_SP): Remove.
6197 * config/i386/i386.md (*sse_prologue_save_insn): Use return
6200 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6201 * cfgbuild.c (find_basic_blocks): Likewise.
6202 * cfgrtl.c (rtl_create_basic_block): Likewise.
6203 * function.c (temp_slots_at_level): Likewise.
6204 * reg-stack.c (stack_regs_mentioned): Likewise.
6205 * regclass.c (allocate_reg_info): Likewise.
6206 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6207 set_bb_for_stmt, move_block_to_fn): Likewise.
6208 * tree-complex.c (tree_lower_complex): Likewise.
6209 * vec.h (VEC_safe_grow_cleared): New.
6211 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
6213 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
6215 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
6216 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
6218 * cfgloopmanip.c (scale_loop_frequencies): Export.
6219 (loopify): Scale the frequencies by prescribed coefficients.
6220 (set_zero_probability): New function.
6221 (duplicate_loop_to_header_edge): Improve updating of frequencies.
6222 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
6223 and frequencies according to arguments.
6224 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
6226 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
6227 * modulo-sched.c (sms_schedule): Set probabilities for entering
6228 versioned loop correctly.
6229 * tree-vect-transform.c (vect_transform_loop): Ditto.
6230 * cfgloop.h (loopify, loop_version): Declaration changed.
6231 (scale_loop_frequencies): Declared.
6233 2007-01-02 Jan Hubicka <jh@suse.cz>
6235 * cgraph.c: Include tree-flow.h
6236 (cgraph_add_new-function): Handle IPA_SSA mode; execute
6238 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
6239 * tree-pass.h (pass_all_early_optimizations): Declare.
6240 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
6242 (cgraph_analyze_function): Do early_local_passes.
6243 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6244 Do not add referenced vars.
6245 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
6247 (gate_all_early_local_passes): New gate.
6248 (pass_early_local_passes): Use new gate.
6249 (execute_early_local_optimizations): New functions.
6250 (gate_all_early_optimizations): New gate.
6251 (pass_all_early_optimizations): New pass.
6252 (execute_free_datastructures): Free SSA only when initialized.
6253 (gate_init_datastructures): Init only when optimizing.
6254 (tree_lowering_passes): Do early local passes when called late.
6255 * tree-profile.c (do_tree_profiling): Don't profile functions added
6257 (do_early_tree_profiling, pass_early_tree_profile): Kill.
6258 * tree-cfg.c (update_modified_stmts): Do not update when operands are
6260 * passes.c (init_optimizations_passes): Reorder so we go into SSA
6261 during early_local_passes.
6262 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
6265 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6267 * Makefile.in: Update copyright year.
6269 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
6271 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
6272 in $(lang_checks) and check-consistency targets.
6274 2007-01-02 Jan Hubicka <jh@suse.cz>
6276 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
6277 Do not add referenced vars.
6278 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
6280 * passes.c (init_optimization_passes): Put mudflap_2 after
6281 free_datastructures.
6283 2007-01-02 Jan Hubicka <jh@suse.cz>
6285 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
6286 Set NOTHROW flag on call statements proved to be nothrow.
6287 Update statement of local calls so new pure/const functions are
6288 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
6290 (tree_rest_of_compilation): Register hooks and initialize bitmap
6291 early. Do not set after_inlining flag.
6293 2007-01-02 Steve Ellcey <sje@cup.hp.com>
6295 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
6296 HOST_BITS_PER_LONGLONG
6298 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6301 * c-typeck.c (store_init_value): Don't emit pedantic overflow
6302 warning for non-static initializers.
6304 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
6306 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
6307 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
6308 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
6309 Always use set_unique_reg_note to add REG_EQUAL notes.
6311 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6314 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6316 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6317 * cfgbuild.c (find_basic_blocks): Likewise.
6318 * cfgrtl.c (rtl_create_basic_block): Likewise.
6319 * function.c (temp_slots_at_level): Likewise.
6320 * reg-stack.c (stack_regs_mentioned): Likewise.
6321 * regclass.c (allocate_reg_info): Likewise.
6322 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6323 set_bb_for_stmt, move_block_to_fn): Likewise.
6324 * tree-complex.c (tree_lower_complex): Likewise.
6325 * vec.h (VEC_safe_grow_cleared): New.
6327 2007-01-02 Ian Lance Taylor <iant@google.com>
6329 * c-common.c (c_common_truthvalue_conversion): When warning about
6330 using an assignment as a truth value, set TREE_NO_WARNING.
6332 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6335 * c.opt (Wold-style-declaration): New.
6336 * doc/invoke.texi (C-only Warning Options): New.
6337 (Wold-style-declaration): Document it.
6338 (Wextra): Enabled by -Wextra.
6339 * c-opts.c (c_common_post_options): Enabled by -Wextra.
6340 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
6341 -Wold-style-declaration.
6343 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
6345 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
6346 * cfgbuild.c (find_basic_blocks): Likewise.
6347 * cfgrtl.c (rtl_create_basic_block): Likewise.
6348 * function.c (temp_slots_at_level): Likewise.
6349 * reg-stack.c (stack_regs_mentioned): Likewise.
6350 * regclass.c (allocate_reg_info): Likewise.
6351 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
6352 set_bb_for_stmt, move_block_to_fn): Likewise.
6353 * tree-complex.c (tree_lower_complex): Likewise.
6354 * vec.h (VEC_safe_grow_cleared): New.
6356 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
6358 * c-common.c (c_common_nodes_and_builtins): Since variants of
6359 void_type_node get built before it is given a name, we need to
6360 give those variants the name, too.
6361 (complete_array_type): We need to work with the canonical main
6362 type of the array, from which we will build the qualified version.
6363 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
6364 * print-tree.c (print_node): Display canonical type information
6366 * stor-layout.c (layout_type): When we don't know the
6367 alignment of a type for which we're building an array, we end up
6368 guessing wrong, so make the type require structural equality.
6369 * tree.c (make_node_stat): When we build a new type, it is its
6371 (build_type_attribute_qual_variant): When building an attribute
6372 variant, its canonical type is the non-attribute variant. However,
6373 if the attributes are target-dependent and they differ, we need to
6374 use structural equality checks for this type.
6375 (build_qualified_type): A qualified type is not equivalent to its
6376 unqualified variant; set the canonical type appropriately.
6377 (build_distinct_type_copy): When building a distinct type from
6378 another type, the new type is its own canonical type.
6379 (build_variant_type_copy): When building a new type variant, we
6380 assume that it is equivalent to the original type.
6381 (build_pointer_type_for_mode): When building a pointer type, also
6382 build a canonical type pointer.
6383 (build_reference_type_for_mode): When building a reference type,
6384 also build a canonical type reference.
6385 (build_index_type): When we can't hash an index type (e.g.,
6386 because its maximum value is negative), the index type requires
6387 structural equality tests.
6388 (build_array_type): Build the canonical form of an array type.
6389 (build_function_type): Function types require structural equality,
6390 because they contain default arguments, attributes, etc.
6391 (build_method_type_directly): Ditto for method types.
6392 (build_offset_type): Build the canonical offset type.
6393 (build_complex_type): Build the canonical vector type.
6394 (make_vector_type): Build the canonical vector type.
6395 * tree.h (TYPE_CANONICAL): New.
6396 (TYPE_STRUCTURAL_EQUALITY_P): New.
6397 (SET_TYPE_STRUCTURAL_EQUALITY): New.
6398 (struct tree_type): Added "canonical" field.
6399 * params.h (VERIFY_CANONICAL_TYPES): New.
6400 * doc/c-tree.texi (TYPE_CANONICAL): Document.
6401 (TYPE_STRUCTURAL_EQUALITY_P): Document.
6402 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
6403 * doc/invoke.texi (verify-canonical-types): Document --param
6404 parameter for verifying canonical types.
6406 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6408 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
6409 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
6410 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
6411 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
6413 * config/rs6000/e500.h: New.
6414 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
6415 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
6417 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
6418 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
6419 TARGET_E500_DOUBLE): Remove.
6420 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
6421 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
6422 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
6423 * config/rs6000/rs6000.c (rs6000_override_options): Use
6426 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6428 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
6429 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
6430 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
6431 rs6000_emit_cmove): Don't check TARGET_E500.
6432 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
6433 sordered): Don't check TARGET_E500.
6435 2007-01-01 Eric Christopher <echristo@apple.com>
6437 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
6438 HARD_REGISTER_NUM_P.
6440 2007-01-01 Roger Sayle <roger@eyesopen.com>
6442 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
6443 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
6444 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
6447 2007-01-01 Mike Stump <mrs@apple.com>
6449 * configure.ac: Remove support for building with Apple's gcc-3.1.
6451 2007-01-02 Joseph Myers <joseph@codesourcery.com>
6454 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
6455 REG is a hard register. Do not modify REG before calling
6457 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
6458 multiple of the size of YMODE for certain lowpart cases.
6460 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6463 * gimplify (voidify_wrapper_expr): Update for
6466 2007-01-01 Andreas Schwab <schwab@suse.de>
6469 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6470 save of BR0 in extra_spill_size instead of spill_size.
6471 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6473 (ia64_expand_epilogue): Restore BR0 from its new location.
6475 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6477 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6478 Use a temporary variable if the left hand side is not a gimple
6481 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6483 * gimplify.c (gimplify_return_expr): Make the temporary variable
6484 for the return expression, a gimple register variable.
6486 2007-01-01 Jan Hubicka <jh@suse.cz>
6488 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6491 2007-01-01 Mike Stump <mrs@apple.com>
6493 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6495 * config/darwin.c (machopic_select_rtx_section): Use
6497 (darwin_mergeable_constant_section): Likewise.
6498 * configure: Regenerate.
6499 * config.in: Regenerate.
6501 2007-01-01 Jan Hubicka <jh@suse.cz>
6502 Andrew Pinski <pinskia@gmail.com>
6504 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6505 before starting IPA passes.