1 2005-12-01 Nathan Sidwell <nathan@codesourcery.com>
3 * config/ms1/ms1.c (ms1_reorg_hazard): Don't count noop moves.
5 * vec.h (VEC_block_remove): New.
7 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
10 * c-common.c (lvalue_error): Fix wording.
12 2005-12-01 Richard Guenther <rguenther@suse.de>
14 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
17 2005-12-01 Geoffrey Keating <geoffk@apple.com>
19 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
22 2005-12-01 Ben Elliston <bje@au.ibm.com>
24 * mklibgcc.in: Parameterise the script to build soft float
25 functions by iterating over each type, rather than cloning the
28 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
31 * builtins.c (fold_builtin_fputs): Defer check for missing
32 replacement functions.
34 2005-11-30 Kean Johnston <jkj@sco.com>
36 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
37 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
39 2005-11-30 Richard Guenther <rguenther@suse.de>
41 PR tree-optimization/22501
42 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
43 function split out from ...
44 (forward_propagate_addr_expr): ... here. Use it to propagate
45 ADDR_EXPRs to all uses.
47 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
49 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
50 * builtins.c (expand_builtin_mathfn): Use them.
51 (expand_builtin_mathfn_2): Likewise.
52 (expand_builtin_mathfn_3): Likewise.
53 (expand_builtin_int_roundingfn): Likewise.
54 (expand_builtin): Likewise.
55 (integer_valued_real_p): Likewise.
56 (fold_builtin_int_roundingfn): Likewise.
57 (fold_builtin_bitop): Likewise.
58 (fold_builtin_logarithm): Likewise.
59 (fold_builtin_1): Likewise.
60 * convert.c (convert_to_integer): Likewise.
61 * fold-const.c (negate_mathfn_p): Likewise.
62 (tree_expr_nonnegative_p): Likewise.
64 2005-11-30 Dale Johannesen <dalej@apple.com>
65 Andrew Pinski <pinskia@physics.uc.edu>
67 * combine.c (find_split_point): Sign extend bitmask
68 when changing bitfield assignment to IOR of AND.
70 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
72 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
73 clobber to scratch reg.
74 (*decrement_and_branch_until_zero_no_clobber): Remove.
75 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
76 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
77 * config/ms1/ms1.opt (mmul): Remove.
78 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
79 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
81 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
82 Bernd Schmidt <bernd.schmidt@analog.com>
84 * pa/predicates.md (symbolic_operand): Add comment.
85 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
86 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
87 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
88 (pa_secondary_reload_class): Delete.
89 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
90 and pa_secondary_reload_class. Reorder some checks. Update inline
91 copy of symbolic operand.
92 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
94 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
96 * loop-doloop.c (add_test): Only add jump notes if we did emit a
99 2005-11-30 Jeff Law <law@redhat.com>
101 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
102 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
104 2005-11-30 Jakub Jelinek <jakub@redhat.com>
106 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
107 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
108 (ia64_expand_move): Adjust caller.
110 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
111 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
114 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
116 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
117 Always produce an output if we can remove NEGs or canonicalize
118 (minus (minus ...)) expressions. Provide a fast path for the
120 (simplify_gen_binary): Do not call simplify_plus_minus.
121 (simplify_binary_operation_1): Reassociate at the end of the
124 2005-11-29 Evan Cheng <evan.cheng@apple.com>
126 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
127 moves and unpack to speed up.
129 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
131 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
132 argument, they are always sparc_compare_op0 and sparc_compare_op1.
133 (gen_v9_scc): Update callers.
134 * config/sparc/sparc.md: Likewise.
135 * config/sparc/sparc-protos.h: Update extern declaration.
137 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
139 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
141 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
144 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
146 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
147 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
150 2005-11-29 Ben Elliston <bje@au.ibm.com>
152 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
155 2005-11-29 Ben Elliston <bje@au.ibm.com>
157 * Makefile.in (clean-target): Depend on clean-target-libgcc.
158 (clean-target-libgcc): Import rule from the top-level Makefile.in.
160 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
164 * builtins.c (init_target_chars): New.
165 (expand_builtin_printf, expand_builtin_fprintf,
166 expand_builtin_sprintf, fold_builtin_sprintf,
167 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
168 fold_builtin_snprintf_chk, fold_builtin_printf,
169 fold_builtin_fprintf): Check for matching format strings using
172 2005-11-29 Paul Brook <paul@codesourcery.com>
174 * config.gcc: Do not use fixproto on m68k-elf.
176 2005-11-28 Roger Sayle <roger@eyesopen.com>
178 * expmed.c (div_cost): Replace with...
179 (sdiv_cost, udiv_cost): New.
180 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
181 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
182 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
183 (expand_divmod): Replace use of div_cost with either sdiv_cost
184 or udiv_cost depending upon the signedness of the operation.
186 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
189 * config/darwin.c (machopic_indirection_name,
190 machopic_output_indirection): Follow transparent alias chain.
192 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
194 * varasm.c (ultimate_transparent_alias_target): Add comment.
196 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
198 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
199 SET_SRC instead of XEXP where appropriate.
201 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
203 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
206 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
208 * config/fp-bit.h (LSHIFT): Take shift count parameter.
209 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
212 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
214 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
215 secondary_input_reload_class, made static. Adapt to new
217 (secondary_output_reload_class): Delete.
218 (TARGET_SECONDARY_RELOAD): New macro.
219 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
220 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
222 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
225 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
226 when its natural alignment is > BITS_PER_UNIT.
227 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
228 * c-common.c (handle_packed_attribute): Ignore packing on a field
229 whose type is naturally char aligned.
231 2005-11-28 Richard Guenther <rguenther@suse.de>
233 * c-common.c (strict_aliasing_warning): Handle all
234 component-ref like accesses.
236 2005-11-28 Roger Sayle <roger@eyesopen.com>
237 Uros Bizjak <uros@kss-loka.si>
240 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
241 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
242 when flag_unsafe_math_optimizations is set and
243 we don't care about NaNs or Infinities.
245 Move x/expN(y) and x/pow(y,z) transformation into common
246 flag_unsafe_math_optimizations section.
248 2005-11-27 Mark Mitchell <mark@codesourcery.com>
250 * gcc.c (main): Change type of argv to "char **".
252 2005-11-28 Alan Modra <amodra@bigpond.net.au>
254 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
256 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
257 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
258 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
259 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
260 output locals to sbss if !rs6000_elf_in_small_data_p.
261 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
263 2005-11-28 Alan Modra <amodra@bigpond.net.au>
266 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
268 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
269 indexed_or_indirect_address.
270 (indexed_or_indirect_address): Don't test for base reg. Call
271 address_operand last. Make it a special predicate.
273 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
275 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
277 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
280 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
282 (negate_expr): Likewise.
284 2005-11-27 Andreas Schwab <schwab@suse.de>
286 * config/m68k/m68k.c: Reindent and fix whitespace, remove
289 2005-11-27 Steven Bosscher <stevenb@suse.de>
291 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
292 has EH predecessor edges.
294 2005-11-26 Eric Christopher <echristo@apple.com>
296 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
297 register stalls by zero extending to the full register.
299 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
301 * config/floatunsisf.c, config/floatunsidf.c,
302 config/floatunsixf.c, config/floatunsitf.c: New files.
303 * config/ia64/t-hpux: Add floatunsitf.c.
304 * config/ia64/ia64.c (ia64_init_libfuncs): Use
305 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
307 2005-11-26 Richard Henderson <rth@redhat.com>
309 * c-lex.c (pragma_lex): Rename from c_lex.
310 * c-pch.c: Update for pragma_lex rename.
311 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
312 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
313 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
314 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
315 * doc/tm.texi: Likewise.
317 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
320 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
321 when overflow is undefined.
323 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
325 * doc/md.texi (Insn Canonicalizations): Refer to the
326 function commutative_operand_precedence for further rules.
328 2005-11-25 Roger Sayle <roger@eyesopen.com>
331 * expmed.c (choose_mult_variant): Return immediately when mult_cost
332 is less than zero. Limit mult_cost to a reasonable upper bound for
333 the synthetic multiplication sequence.
335 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
338 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
339 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
340 Lookup the explicit replacement functions for any unlocked
341 stdio builtin transformations.
343 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
345 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
347 * targhooks.c (default_secondary_reload): Don't require operand 2
348 for an input reload to be earlyclobber.
350 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
352 * fold-const.c (negate_mathfn_p): Fix comment and add support
353 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
356 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
359 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
360 _Q_ulltoq for unsigned conversions from SImode and DImode to
363 2005-11-25 Alan Modra <amodra@bigpond.net.au>
365 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
366 (__floatundidf, __floatundisf): Likewise.
368 2005-11-25 David Edelsohn <edelsohn@gnu.org>
370 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
371 (rs6000_override_options): Remove initialization of
373 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
374 (rs6000_emit_stack_tie): Same.
375 (emit_frame_save): Same.
376 (gen_frame_mem_offset): Same.
377 (rs6000_emit_prologue): Same.
378 (rs6000_emit_epilogue): Same.
380 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
383 * fold-const.c (fold_build): Convert bool_var != 1 and
384 bool_var == 0 to !bool_var.
386 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
389 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
390 for C being INTEGER_CST. Likewise for !=.
392 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
395 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
396 unsigned conversions from SImode to TFmode.
398 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
400 * expr.c (expand_expr_real_1): Fix error in last change.
402 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
404 * caller-save.c: (this_insn_sets): Move into:
405 (save_call_clobbered_regs).
406 (mark_set_regs): Get this_insn_sets from data.
408 (save_call_clobbered_regs): Take sets of the return value by
409 sibcalls into account.
411 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
414 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
415 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
416 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
417 (memory_move_secondary_cost, init_reg_autoinc): Remove
418 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
419 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
420 secondary_reload_class call.
421 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
423 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
424 (push_secondary_reload): Use secondary_reload target hook.
425 (secondary_reload_class, scratch_reload_class): New functions.
426 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
427 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
428 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
429 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
430 (secondary_reload_class, scratch_reload_class): Declare.
431 * reload1.c: Include target.h.
432 (reload_adjust_reg_for_temp): New function.
433 (reload_adjust_reg_for_icode): Likewise.
434 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
435 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
437 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
438 for inheritance. Support case when both secondary & tertiary reloads
439 are for intermediate registers.
440 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
441 with secondary_reload_class call. Support case when both secondary
442 & tertiary reloads are for intermediate registers.
443 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
444 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
445 * target.h (secondary_reload_info): New struct / typedef.
446 (struct gcc_target): New member secondary_reload.
447 * targhooks.c Include reload.h, optabs.h and recog.h.
448 (default_secondary_reload): New function.
449 * targhooks.h (default_secondary_reload): Declare.
450 * doc/tm.texi: Document secondary_reload target hook. Update
451 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
452 * doc/md.texi: Likewise.
454 * sh-protos.h (sh_secondary_reload): Declare.
455 * sh.c (TARGET_SECONDARY_RELOAD): Override.
456 (sh_secondary_reload): New function.
457 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
458 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
459 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
460 (HAVE_SECONDARY_RELOADS): Define.
461 * sh.md (reload_indf): Rename to:
463 (reload_outdf): Rename to:
464 (reload_outdf__RnFRm).
465 (reload_insf): Rename to:
467 (reload_insi): Rename to:
468 (reload_insi__i_fpul).
470 2005-11-24 Uros Bizjak <uros@kss-loka.si>
472 * configure.ac: Require at least texinfo 4.4.
473 * configure: Regenerate.
475 * doc/install.texi (Tools/packages necessary for building GCC):
476 Update required version of texinfo to at least 4.4.
477 (Installing GCC: Building): Update required version of texinfo
479 (Installing GCC: Final installation): Update required version
480 of texi2dvi to at least 4.4.
481 (Host/target specific installation notes for GCC): Update required
482 version of texinfo to at least 4.4.
484 2005-11-24 Richard Guenther <rguenther@suse.de>
485 Dirk Mueller <dmueller@suse.de>
488 * c-common.h (strict_aliasing_warning): Declare.
489 * c-common.c (strict_aliasing_warning): New function,
491 * c-typeck.c (build_c_cast): ... here.
493 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
495 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
497 (swap_commutative_operands_with_target): New.
499 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
501 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
502 also when doing PRE, rather than only for global CPROP.
504 2005-11-24 Ben Elliston <bje@au.ibm.com>
506 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
507 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
509 (expand_twoval_unop): Likewise.
510 (widen_clz): Likewise.
511 (expand_parity): Likewise.
512 (expand_unop): Likewise.
513 (emit_cmp_and_jmp_insn_1): Likewise.
514 (prepare_float_lib_cmp): Likewise.
516 2005-11-24 Ben Elliston <bje@au.ibm.com>
518 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
519 Remove unused `class' variable.
521 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
524 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
525 C/C++ diagnostic function warn_array_subscript_with_type_char.
526 * c-common.h (warn_array_subscript_with_type_char): Declare.
527 * c-common.c (warn_array_subscript_with_type_char): Define.
529 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
532 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
533 compiling at the intersection of C and C++.
535 2005-11-23 Mark Mitchell <mark@codesourcery.com>
537 * doc/invoke.texi: For man pages, include gcc-vers.texi.
538 List @file in the option summary. Include the libiberty
539 documentation for @file.
540 * gcc.c (main): Call expandargv.
541 * Makefile.in (gcc-vers.texi): Define srcdir.
543 2005-11-23 Diego Novillo <dnovillo@redhat.com>
545 * passes.c (init_optimization_passes): Document
546 sequencing of passes.
548 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
550 * config/m68k/predicates.md (pcrel_address, extend_operator,
551 post_inc_operand, pre_dec_operand): Remove redundant
553 (const_uint32_operand, const_sint32_operand): Use gcc_assert
555 (valid_dbcc_comparison_p): Rewrite in the lisp style.
557 2005-11-23 Ben Elliston <bje@au.ibm.com>
559 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
561 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
563 Preparatory work for PR target/21623:
564 * alpha.c (secondary_reload_class): Rename to:
565 (alpha_secondary_reload_class).
566 * alpha.h, alpha-protos.h: Likewise.
567 * mn10300.c (secondary_reload_class): Rename to:
568 (mn10300_secondary_reload_class).
569 * mn10300.h, mn10300-protos.h: Likewise.
570 * pa.c (secondary_reload_class): Rename to:
571 (pa_secondary_reload_class).
572 * pa.h, pa-protos.h: Likewise.
573 * rs6000.c (secondary_reload_class): Rename to:
574 rs6000_secondary_reload_class.
575 * rs6000.h, rs6000-protos.h: Likewise.
577 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
580 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
582 2005-11-22 Ian Lance Taylor <ian@airs.com>
584 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
586 (prepare_cmp_insn): Likewise.
588 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
591 * m68k.md (zero_extendsidi2): Force operands[1] to a register
592 if both operands[0] and operands[1] are memory.
594 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
597 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
598 COMPARISON_CLASS_P and an integral types create create a new
599 expression with the new type and fold that.
601 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
604 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
605 to SUBTARGET_OS_CPP_BUILTINS.
607 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
609 * arm.c (emit_set_insn): New function.
610 (arm_split_constant): Call it.
611 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
612 (arm_legitimize_address): Likewise. Use plus_constant.
613 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
614 (thumb_expand_prologue): Likewise.
615 (arm_gen_load_multiple): Use VOIDmode in SET.
616 (arm_gen_store_multiple): Likewise.
617 (vfp_emit_fstmx): Likewise. Use plus_constant.
618 (emit_multi_reg_push): Likewise.
619 (emit_sfm): Use plus_constant.
621 2005-11-23 Alan Modra <amodra@bigpond.net.au>
624 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
627 2005-11-22 Alan Modra <amodra@bigpond.net.au>
630 * expmed.c (store_bit_field): Don't attempt to insv a field
633 2005-11-22 Alan Modra <amodra@bigpond.net.au>
636 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
637 explicit sign extension, not a (char) cast.
639 2005-11-22 Ben Elliston <bje@au.ibm.com>
641 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
642 GET_MODE_CLASS (x) == MODE_FLOAT.
643 * config/i386/i386.c: Likewise.
644 * config/rs6000/xcoff.h: Likewise.
645 * config/rs6000/linux64.h: Likewise.
646 * config/rs6000/rs6000.c: Likewise.
647 * config/rs6000/rs6000.h: Likewise.
648 * config/rs6000/predicates.md: Likewise.
649 * config/rs6000/sysv4.h: Likewise.
651 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
653 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
656 * config/alpha/freebsd.h, config/alpha/linux.h,
657 config/arm/linux-elf.h, config/bfin/bfin.h,
658 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
659 config/i386/beos-elf.h, config/i386/gnu.h,
660 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
661 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
662 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
663 config/rs6000/linux64.h, config/rs6000/sysv4.h,
664 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
665 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
666 config/sparc/linux.h, config/sparc/linux64.h,
667 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
669 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
670 are both defined when either flag -fpic or -fPIC are used.
672 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
674 * config/fp-bit.c (clzusi): New function.
675 (si_to_float, usi_to_float): Use it to compute proper shift.
676 (usi_to_float): Preserve guard bits when shifting right.
677 * libgcc-std.ver (GCC_4.2.0): New version.
678 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
679 __floatundisf): New functions.
680 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
681 __floatundisf): Declare.
682 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
683 _floatundixf, and _floatunditf.
684 * optabs.c (expand_float): If target does not define a pattern for
685 signed or unsigned conversion, use an unsigned libcall instead of
687 (init_optabs): Initialize ufloat_optab.
689 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
691 * config/rs6000/rs6000.opt (mmulhw): New option.
692 * doc/invoke.texi (-mmulhw): Document.
693 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
695 * config/rs6000/rs6000.md: Add half-word multiply and
696 multiply-accumulate instructions for 405 and 440.
698 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
700 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
701 which matches behavior of gcc 4.0 and older for RTEMS targets. The
702 default now includes a linker group which makes the RTEMS one nest.
704 2005-11-22 Ben Elliston <bje@au.ibm.com>
706 * cse.c (fold_rtx): Typo fix.
707 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
709 2005-11-21 Richard Henderson <rth@redhat.com>
711 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
712 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
714 * c-tree.h (lookup_name): Move declaration ...
715 * c-common.h (lookup_name): ... here.
716 * config/darwin-c.c: Include c-common.h.
717 * config/t-darwin: Update dependencies.
719 2005-11-22 Ben Elliston <bje@au.ibm.com>
721 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
722 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
723 * genopinit.c (gen_insn): Likewise.
724 * reload.c (find_equiv_reg): Likewise.
725 * loop.c (load_mems): Likewise.
726 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
727 * cse.c (find_comparison_args, fold_rtx): Likewise.
728 * dwarf2out.c (add_const_value_attribute): Likewise.
729 * expr.c (convert_move): Likewise.
730 * recog.c (general_operand, register_operand): Likewise.
731 * reg-stack.c (replace_reg): Likewise.
732 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
733 * c-common.c (handle_vector_size_attribute): Likewise.
734 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
735 (simplify_binary_operation_1): Likewise.
736 (simplify_const_binary_operation): Likewise.
737 (simplify_relational_operation): Likewise.
738 (simplify_const_relational_operation): Likewise.
739 (simplify_immed_subreg): Likewise.
740 * emit-rtl.c (gen_lowpart_common): Likewise.
741 * expmed.c (expand_mult): Likewise.
742 * stor-layout.c (layout_type): Likewise.
744 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
747 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
748 cst2 only for SPE vectors.
750 2005-11-21 David Edelsohn <edelsohn@gnu.org>
753 * config/rs6000/predicates.md (vrsave_operation): Check
754 UNSPEC_VOLATILE value.
756 2005-11-21 Jan Hubicka <jh@suse.cz>
758 PR tree-optimization/24653
759 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
761 2005-11-21 Uros Bizjak <uros@kss-loka.si>
763 * config/i386/predicates.md (ax_reg_operand): New predicate.
764 (memory_displacement_only_operand): New predicate.
765 * config/i386/i386.md ("modrm" attribute): Return 0 if one
766 operand is AX register and the other operand is memory operand
767 with displacement only.
769 2005-11-21 Uros Bizjak <uros@kss-loka.si>
771 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
772 if we don't care about NaNs or Infinities.
774 2005-11-20 Ian Lance Taylor <ian@airs.com>
776 PR rtl-optimization/24883
777 * combine.c (combinable_i3pat): When checking whether the
778 destination of i3 is used in i3, consider paradoxical subregs.
780 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
783 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
785 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
787 * combine.c (try_combine): Do not run subst on i1src and i2src in
788 the case of generating a PARALLEL for a comparison.
790 2005-11-20 Richard Henderson <rth@redhat.com>
793 * tree-sra.c (struct sra_elt): Add all_no_warning.
794 (struct sra_walk_fns) <use>: Add use_all argument.
795 (sra_walk_expr): Pass it.
796 (sra_walk_modify_expr): Likewise.
797 (scalarize_ldst): Likewise.
798 (scan_use): Update for new argument.
799 (mark_no_warning): New.
800 (scalarize_use): Use it.
802 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
804 * expr.c (expand_expr_real): Use usmul_optab for widening
805 signed * unsigned multiplies.
806 * genopinit.c (optabs): Add usmul_widen_optab.
807 * optabs.c (init_optabs): Likewise.
808 * optabs.h (enum optab_index): Add OTI_usmul_widen.
809 (usmul_widen_optab): Define.
810 * config/bfin/bfin.md (usmulhisi3): New pattern.
812 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
814 2005-11-20 Graham Stott <btinternet.com>
816 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
818 2005-11-20 Andreas Schwab <schwab@suse.de>
821 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
824 2005-11-19 Richard Henderson <rth@redhat.com>
827 * tree-gimple.c (is_gimple_id): Export.
828 * tree-gimple.h (is_gimple_id): Declare.
829 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
830 (get_default_value): Use it.
831 (maybe_fold_stmt_indirect): Likewise.
833 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
835 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
836 than VR1 or vice-versa.
838 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
842 * reload.c (find_reloads_address_1): Mention dependency on
844 * reload1.c (gen_reload): For IN with an unary operation, try
845 moving inner expression to OUT if trivial SET is not valid.
846 Confirm that the result is valid. Move common code block into...
847 (emit_insn_if_valid_for_reload): New function.
849 2005-11-19 Richard Guenther <rguenther@suse.de>
851 * fold-const.c (fold_indirect_ref_1): Make sure we fold
852 ARRAY_REFs of constant strings.
854 2005-11-19 Jakub Jelinek <jakub@redhat.com>
856 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
859 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
861 * combine.c (make_compound_operation): Swap operands of
862 commutative operation if necessary before returning.
864 2005-11-19 Richard Guenther <rguenther@suse.de>
867 * fold-const.c (fold_plusminus_mult_expr): New function.
868 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
869 cases, remove now unnecessary code.
871 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
873 * gensupport.c (old_preds): Rename to std_preds, add special field.
874 (struct old_pred_table): Rename to struct std_pred_table, add special
876 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
877 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
878 (init_predicate_table): Adjust, and set along the way whether a
879 predicate is special.
881 2005-11-18 Mark Mitchell <mark@codesourcery.com>
883 * BASE-VER: Change to 4.2.0.
885 2005-11-18 James E Wilson <wilson@specifix.com>
887 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
890 2005-11-18 Mike Stump <mrs@apple.com>
892 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
893 * config/darwin-c.c (darwin_pragma_unused): Likewise.
894 * c-decl.c (lookup_name_two) Remove.
895 * c-tree.h (lookup_name_two): Remove.
896 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
897 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
898 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
899 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
901 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
904 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
905 when not generating code to use that co-processor.
907 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
909 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
910 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
911 these functions are now in tree-phinodes.c.
913 2005-11-18 Jie Zhang <jie.zhang@analog.com>
915 * config/bfin/bfin.md (trap): New pattern.
917 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
919 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
922 * expr.c (expand_expr_real): Don't call record_block_change unless
923 ib_boundaries_block is non-null
925 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
927 * fold-const.c (build_range_check): Use proper type for subtraction
928 when merging lower bound.
930 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
932 PR rtl-optimization/24497
933 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
936 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
938 * tree-scalar-evolution.c (expression_expensive_p): New function.
939 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
941 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
943 * config/bfin/crtlibid.s: New file.
945 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
948 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
949 when not using sjlj exceptions.
950 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
951 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
952 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
953 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
954 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
955 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
956 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
957 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
958 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
959 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
960 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
961 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
962 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
964 * config/pa/hpux-unwind.h: New file.
966 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
968 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
969 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
970 * varasm.c (do_assemble_alias): Adjust call.
971 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
973 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
975 2005-11-17 James E Wilson <wilson@specifix.com>
977 * tree.def (FUNCTION_DECL): Correct typo in comment.
979 2005-11-17 Richard Henderson <rth@redhat.com>
981 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
982 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
983 and DW_CFA_def_cfa_sf.
984 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
985 (dbx_reg_number): Don't assert particular registers here.
986 (based_loc_descr): ... do it here instead. Fold in ...
987 (eliminate_reg_to_offset): ... this function.
988 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
989 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
990 * unwind-dw2.c (execute_cfa_program): Apply data align factor
991 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
992 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
993 (instantiate_virtual_regs): Likewise.
994 * var-tracking.c (adjust_stack_reference): Likewise.
995 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
997 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
999 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
1000 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
1001 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
1003 ($(T)crtlibid.o): New rule.
1005 2005-11-16 Richard Guenther <rguenther@suse.de>
1008 * fold-const.c (extract_array_ref): Return byte offset
1010 (fold_binary): Fold &x[a] CMP &x[b] to
1011 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
1014 2005-11-16 Richard Henderson <rth@redhat.com>
1017 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
1018 parts of an SSA_NAME.
1020 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
1023 * arm.md (split for movsf with immediate): Restrict split to insns
1024 that set a general register.
1026 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1028 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
1030 * unwind-dw2.c (uw_advance_context): Likewise.
1031 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
1032 _Unwind_SjLj_Unregister.
1033 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
1035 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1037 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
1039 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1041 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
1042 langhook to get a DImode integer type.
1044 2005-11-16 Richard Henderson <rth@redhat.com>
1045 J"orn Rennecke <joern.rennecke@st.com>
1046 Ulrich Weigand <uweigand@de.ibm.com>
1050 * reload1.c (reg_equiv_invariant): New.
1051 (reload): Allocate, initialize, and free it.
1052 (calculate_needs_all_insns): Check it when skipping equivalence
1054 (alter_reg): Likewise.
1055 (eliminate_regs_1): Rename from eliminate_regs. Add new
1056 may_use_invariant argument; only use reg_equiv_invariant when true.
1057 (eliminate_regs): New.
1058 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
1059 a context for which may_use_invariant may be true.
1061 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1063 * fold-const.c (const_binop): Don't constant fold the operation
1064 if the result has overflowed and flag_trapping_math.
1065 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
1067 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1069 * config/arm/unwind-arm.c (abort): Add prototype here.
1070 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
1071 (struct phase1_vrs): Add prev_sp.
1072 (unwind_phase2_forced): Save the original core registers instead of
1073 modifying entry_vrs. Take a new flag argument for resuming unwinding
1074 and set action flags accordingly. Always set _US_END_OF_STACK when
1075 get_eit_entry fails. Unwind before calling the stop function.
1076 (_Unwind_GetCFA): New function.
1077 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
1078 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
1079 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
1080 just call unwind_phase2_forced.
1081 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
1082 * config/arm/unwind-arm.h (abort): Remove prototype.
1083 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
1085 (_Unwind_GetCFA): New prototype.
1086 * config/arm/pr-support.c (abort): Add prototype here.
1087 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
1089 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
1090 not schedule the prologue with non-call exceptions and EABI.
1092 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
1094 * config/arm/unwind-arm.h: Reorder interface function declarations.
1095 (_URC_END_OF_STACK): New enumeration value.
1096 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
1097 (struct _Unwind_Control_Block): Document reserved field use.
1098 (_Unwind_Stop_Fn): New typedef.
1099 (_Unwind_ForcedUnwind): Declare.
1100 (_Unwind_Resume_or_Rethrow): Declare.
1101 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
1103 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
1104 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
1105 (UCB_FORCED_STOP_ARG): New.
1106 (search_EIT_table): Update boundary condition checks.
1107 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
1108 (unwind_phase2): Replace for with do..while.
1109 (unwind_phase2_forced): New.
1110 (__gnu_Unwind_RaiseException): Replace for with do..while.
1111 (__gnu_Unwind_ForcedUnwind): New.
1112 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
1113 Use appropriate phase2 unwinder.
1114 (__gnu_Unwind_Resume_or_Rethrow): New.
1115 (__gnu_unwind_pr_common): Cope with forced unwinding.
1117 2005-11-16 David Edelsohn <edelsohn@gnu.org>
1120 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
1122 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
1123 roundsf2): Remove "s" from mnemonic.
1125 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
1127 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
1129 * config/bfin/crtn.s: Change epilogues to match.
1130 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
1131 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
1132 __PIC__ and __pic__.
1134 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1137 * doc/invoke.texi: Distinguish between free and fixed form instead of
1138 Fortran and Fortran 90/95. Remove ratfor from the list of supported
1140 * gcc.c (default_compilers): Remove double entries, add entries for
1141 suffixes '.F90' and '.F95'.
1143 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1145 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
1146 in the stack probing loop.
1148 2005-11-15 David Edelsohn <edelsohn@gnu.org>
1150 * configure.ac: Use .machine power5 not power5x.
1151 * configure: Regenerate.
1153 2005-11-15 Mike Stump <mrs@apple.com>
1155 * c-decl.c (lookup_name_two): Add.
1156 * c-tree.h (lookup_name_two): Likewise.
1157 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
1158 * config/darwin-c.c (darwin_pragma_unused): Likewise.
1160 2005-11-16 Alan Modra <amodra@bigpond.net.au>
1162 PR rtl-optimization/23392
1163 * regrename.c (enum scan_actions) Add mark_access.
1164 (scan_actions_name): Ditto.
1165 (scan_rtx_reg): Handle mark_access.
1166 (scan_rtx_address): Do nothing for mark_access.
1167 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
1168 and regs in REG_INC notes before closing chains for dead regs.
1169 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
1170 opening chains for new writes.
1172 2005-11-15 David Edelsohn <edelsohn@gnu.org>
1174 * c.opt (ffixed-line-length-none): New.
1176 2005-11-15 Steve Ellcey <sje@cup.hp.com>
1178 * mklibgcc.in: Change contents of eh_dummy.c.
1180 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
1182 * loop.c (scan_loop): Do not insert temporaries for hard registers.
1184 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
1186 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
1188 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
1190 2005-11-15 Jan Hubicka <jh@suse.cz>
1192 * invoke.texi (large-unit-insns): Document.
1193 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
1194 * params.def (large-unit-insns): New param.
1196 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
1199 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
1200 special register for operand 3. Reindent constraints to align
1203 2005-11-14 David Edelsohn <edelsohn@gnu.org>
1205 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
1206 -mpopcntb, -mfprnd. Add -mcpu=power5+.
1207 * configure.ac: Add test for FP rounding instructions.
1208 * configure: Regenerate.
1209 * config.in: Regenerate.
1210 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1211 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
1213 * config/rs6000/rs6000.opt (mfprnd): New.
1214 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
1215 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
1216 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
1217 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
1218 (TARGET_FPRND): New.
1219 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
1221 (btrunc<mode>2): New.
1223 (floor<mode>2): New.
1224 (round<mode>2): New.
1226 2005-11-14 Geoffrey Keating <geoffk@apple.com>
1228 * gcc.c (version_compare_spec_function): Use fatal() rather than
1231 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
1232 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
1233 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
1235 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
1238 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
1239 on -mmacosx-version-min setting.
1241 2005-11-14 Diego Novillo <dnovillo@redhat.com>
1244 * tree-vrp.c (infer_value_range): Return false if STMT is a
1245 block terminator and its basic block has no successors.
1247 2005-11-14 Mike Stump <mrs@apple.com>
1249 * config/i386/i386.c (override_options): -masm=intel isn't
1250 supported on darwin.
1251 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1253 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
1255 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
1256 vfork after including auto-host.h.
1258 2005-11-15 Alan Modra <amodra@bigpond.net.au>
1260 PR rtl-optimization/22002
1261 * combine.c (distribute_notes): Detect cases where a reg dies
1262 two or more times in a bb, including on the insn we are combining,
1263 and place the death note on the correct range.
1265 2005-11-14 Dale Johannesen <dalej@apple.com>
1267 * expmed.c (store_bit_field): Add offset unconditionally for
1269 (extract_bit_field): Don't force extzv or extv operand into
1270 a register if field is too big.
1272 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
1274 * config/arm/arm.c (pic_labelno): New.
1275 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
1276 LABEL_REF. Pass only the labelno to PIC insns.
1277 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1278 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
1279 * arm.md (UNSPEC_PIC_LABEL): New constant.
1280 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1281 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
1282 Use the correct label prefix.
1284 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
1286 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
1289 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
1291 * loop-invariant.c: Include tm_p.h.
1292 * Makefile.in: Updated.
1294 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1296 * pa.c (store_reg): Revise generation of frame notes in large frames.
1297 (set_reg_plus_d): Likewise.
1299 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
1301 PR tree-optimization/24709
1302 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
1305 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1307 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
1308 and duplicate declaration of pthread_self.
1310 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
1311 Ian Lance Taylor <ian@airs.com>
1314 * calls.c (expand_call): If TARGET is a MEM and some part of the
1315 argument area has been saved, force TARGET to a register.
1317 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
1319 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
1322 2005-11-13 Jason Merrill <jason@redhat.com>
1325 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
1326 lazily declared methods.
1327 (force_decl_die): Stop if forcing out the context already make a
1329 (force_type_die): Likewise.
1331 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
1334 * builtins.c (integer_valued_real_p): Add break in
1335 REAL_CST having TREE_OVERFLOW set.
1337 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
1339 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
1340 addressing modes during calculation of costs.
1342 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
1344 * function.c (assign_stack_local_1): Restrict sanity check
1345 on frame size overflow to 32-bit and above platforms.
1347 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1349 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
1350 * config/cris/cris.c: Include reload.h.
1351 (cris_initial_elimination_offset): New function.
1352 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
1355 2005-11-12 Richard Guenther <rguenther@suse.de>
1357 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
1359 2005-11-12 Jan Hubicka <jh@suse.cz>
1361 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
1362 to compare against 0 when possible.
1364 2005-11-12 Jie Zhang <jie.zhang@analog.com>
1366 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
1367 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
1368 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
1369 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
1372 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1374 * recog.c (constrain_operands) <case 'g'>: For a match, require
1375 that a non-register matches general_operand when strict >= 0.
1377 2005-11-11 Steven Bosscher <stevenb@suse.de>
1379 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
1382 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1384 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
1385 (memory_address_same): New.
1386 (dse_optimize_stmt): Call memory_address_same.
1388 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1391 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
1392 ZERO_EXTEND>: New cases.
1394 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1396 * longlong.h (__clz_tab): Always provide.
1398 2005-11-11 Steven Bosscher <stevenb@suse.de>
1401 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
1403 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
1404 before check_maybe_invariant.
1405 (move_invariant_reg): Use gen_move_insn instead of replacing
1406 SET_DEST with the temporary for the invariant.
1407 (move_loop_invariants): If checking is enabled, do internal
1408 consistency checks after completing the pass.
1410 2005-11-11 David Edelsohn <edelsohn@gnu.org>
1413 * common.opt (Wvolatile-register-var): New.
1414 * varasm.c (make_decl_rtl): Only emit warning when option
1415 specified. Clarify warning message.
1416 * doc/invoke.texi (Wvolatile-register-var): Document new option.
1418 * doc/md.texi (copysign): Document standard named pattern.
1420 2005-11-11 Jie Zhang <jie.zhang@analog.com>
1422 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
1423 bytes when align is 2.
1424 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
1425 by the first instruction of the loop.
1427 2005-11-11 Jason Merrill <jason@redhat.com>
1430 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
1433 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
1435 PR rtl-optimization/22509
1436 * local-alloc.c (memref_used_between_p): Check whether a function call
1437 could not reference the memref.
1439 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
1441 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
1442 algorithm so as to choose the best, not the worst, alternative.
1443 Reset accumulated register class before processing next alternative.
1445 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
1448 * calls.c (expand_call): Copy a return value to a plain register
1451 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
1454 * varasm.c (assemble_name): Recompute name only for transparent
1457 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
1459 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
1461 2005-11-04 Jeff Law <law@redhat.com>
1464 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
1465 perform reassociation if the parent statement will not die as
1466 a result of the optimization.
1468 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
1470 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1471 delete_old_heap_vars.
1472 * tree-dfa.c (referenced_var_remove): Remove function.
1473 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
1474 (delete_tree_ssa): Remove call to delete_old_heapvars.
1475 Add call to delete_alias_heapvars.
1476 * tree-flow.h (referenced_var_remove): Remove prototype
1477 (init_alias_heapvars): New prototype.
1478 (delete_alias_heapvars): Ditto.
1479 * Makefile.in (tree-ssa-structalias.o): Add
1480 gt-tree-ssa-structalias.o
1481 (GTFILES): Add tree-ssa-structalias.h and
1482 tree-ssa-structalias.c.
1483 (s-gtype): Add gt-tree-ssa-structalias.h.
1484 * tree-ssa-structalias.c (heapvars): Remove.
1485 (oldheapvars): Remove.
1486 (heapvar_for_stmt): New variable.
1487 (heapvar_lookup): New function.
1488 (heapvar_insert): Ditto.
1489 (get_constraint_for): See if we have an old heapvar
1491 (init_alias_heapvars): New function.
1492 (delete_alias_heapvars): Ditto.
1493 Add include of gt-tree-ssa-structalias.h.
1495 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1498 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
1500 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
1502 * tree.c (int_fits_type_p): Only look at the base type
1503 if it has the same precision as the original type.
1505 2005-11-10 Jakub Jelinek <jakub@redhat.com>
1508 * varasm.c (assemble_alias): Use %q+D in the error
1509 message instead of %J and %qD.
1511 2005-11-10 Richard Guenther <rguenther@suse.de>
1513 * gcse.c (free_ldst_entry): Only free hashtable if
1516 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1518 * function.c (assign_stack_local_1): Issue an error message if
1519 the frame size overflows in the signed target arithmetics.
1521 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1523 * tree.c (build_qualified_type): Chain the new type to the original
1524 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
1525 a POINTER_TYPE or a REFERENCE_TYPE respectively.
1526 (build_pointer_type_for_mode): Only return unqualified types.
1527 (build_reference_type_for_mode): Likewise.
1529 2005-11-09 Jakub Jelinek <jakub@redhat.com>
1531 * Makefile.in (gnucompare): Do comparison of all files using one of
1532 the chosen methods and only afterwards decide if just warning should
1533 be issued or comparison failure raised.
1535 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1537 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
1538 (noce_try_abs): Negate if the comparison is reversed.
1539 Look only one instruction backwards for a REG_EQUAL note.
1541 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1544 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
1545 gthr-tpf.h: Define __gthrw. For all identifiers that might
1546 be weak, introduce weakrefs or non-weak aliases with __gthrw,
1547 and prefix all uses with __ghtrw.
1549 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1552 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
1553 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
1554 * c-common.c (handle_weakref_attribute): New.
1555 (c_common_attribute_table): Add weakref.
1556 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
1558 * configure, config.in: Rebuilt.
1559 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
1560 * doc/extend.texi: Document weakref attribute.
1561 * varasm.c (ultimate_transparent_alias_target): New
1562 (assemble_name): Use it.
1563 (weak_finish_1): Split out of...
1564 (weak_finish): ... and deal with weakrefs in...
1565 (weakref_targets): ... new list.
1566 (globalize_decl): Clean up weakref_targets.
1567 (do_assemble_alias): Handle weakrefs.
1568 (finish_aliases_1): Do not reject weakrefs to external symbols.
1569 (assemble_alias): Handle weakrefs.
1571 2005-11-09 Richard Guenther <rguenther@suse.de>
1573 PR tree-optimization/24716
1574 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
1575 t_bool to track results from follow_ssa_edge.
1577 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1579 * final.c (force_source_line): New global variable.
1580 (final_scan_insn): Set it to true instead of clearing last_filename.
1581 (notice_source_line): Return true if force_source_line is true,
1582 unless source info is absent.
1584 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
1587 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
1588 a linkage name for a variable if it a register variable.
1589 * c-decl.c (grokdeclarator): Global register variables
1590 should be set as PUBLIC.
1592 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1595 * config/s390/s390.c (struct s390_frame_layout): New fields
1596 first_save_gpr_slot and last_save_gpr_slot.
1597 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
1598 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
1599 first_save_gpr and last_save_gpr with the _slot variants.
1600 (s390_register_info): Calculate first_save_gpr_slot and
1601 last_save_gpr_slot using regs_ever_live.
1603 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1606 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
1607 for a function containing a landing pad.
1609 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1612 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
1615 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
1617 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
1618 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
1620 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
1623 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
1625 (call,load,store): New insn types.
1626 (mem_access, branch_access): Adjust reservation conditions.
1627 (define_delay): Adjust condition.
1628 (decrement_and_branch_until_zero): Allow for ms2. Set branch
1630 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
1631 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
1633 (call_internal, call_value_internal, return_internal,
1634 return_interrupt_internal, eh_return_internal, indirect_jump,
1635 tablejump): Set call insn type.
1636 (blockage, ei, di): Use appropriate unspec const.
1637 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
1638 (ms1_get_attr_type): Adjust to give load & store types.
1639 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
1640 backwards past a barrier.
1641 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
1643 (struct branch_info, struct label_info): New.
1645 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
1646 (ms1_machine_reorg): New.
1647 (TARGET_MACHINE_DEPENDENT_REORG): Override.
1648 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
1649 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
1650 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
1653 2005-11-09 Per Bothner <per@bothner.com>
1654 Uros Bizjak <uros@kss-loka.si>
1657 * toplev.c (process_options): Initialize debug_hooks early
1658 in case lang_hooks.post_options ends up calling a debug_hook.
1660 2005-11-08 Jakub Jelinek <jakub@redhat.com>
1662 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
1663 DBX_REGISTER_NUMBER being contiguous.
1665 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
1666 Diego Novillo <dnovillo@redhat.com>
1669 * tree-vrp.c (register_edge_assert_for): Do not register
1670 always-false predicates.
1672 2005-11-08 Devang Patel <dpatel@apple.com>
1674 PR tree-optimization/23115
1675 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
1678 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
1680 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
1683 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
1685 Fix PR tree-optimization/23382
1687 * tree-ssa-alias.c (compute_may_aliases): Call
1688 delete_old_heap_vars.
1689 * tree-dfa.c (referenced_var_remove): New function.
1690 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
1691 * tree-flow.h (referenced_var_remove): Add prototype.
1692 (delete_old_heap_vars): Ditto.
1693 * tree-ssa-structalias.c (heapvars): New variable.
1694 (oldheapvars): Ditto.
1695 (get_constraint_for): Put heap vars on heapvars list.
1696 (delete_old_heap_vars): New function.
1698 2005-11-08 Jason Merrill <jason@redhat.com>
1700 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
1702 2005-11-08 Uros Bizjak <uros@kss-loka.si>
1705 * reg-stack.c (reg_to_stack): Update register liveness also
1706 for flag_sched2_use_traces.
1708 2005-11-08 Alan Modra <amodra@bigpond.net.au>
1711 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
1712 override prior explicit -mno-powerpc-gfxopt.
1714 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
1716 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
1717 if the bitsize is zero.
1718 * doc/md.texi (Standard Pattern Names): Document it.
1720 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
1721 (TARGET_PASS_BY_REFERENCE): Likewise.
1723 2005-11-07 Ian Lance Taylor <ian@airs.com>
1725 PR rtl-optimization/24683
1726 * config/i386/i386.c (legitimize_pic_address): If constant operand
1727 to PLUS is too large, put it in a register.
1729 2005-11-07 Jie Zhang <jie.zhang@analog.com>
1731 * configure.ac: Enable checking assembler dwarf2 support for bfin
1733 * configure: Regenerate.
1735 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1739 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
1740 gen_easy_vector_constant_add_self): Delete.
1741 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
1743 (output_vec_const_move): Use gen_easy_altivec_constant.
1744 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
1745 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
1746 (easy_vector_constant_add_self): Rewritten.
1747 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
1748 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
1749 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
1750 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
1751 Macroize and adjust for the other changes.
1753 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1757 * c-typeck.c (build_c_cast): Try using a shared constant, and see
1758 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
1760 2005-11-07 Jakub Jelinek <jakub@redhat.com>
1762 PR rtl-optimization/23567
1763 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
1764 (noce_process_if_block): Don't do any optimizations except
1765 if (cond) x = x; if !set_b and write into orig_x may trap
1766 or fault. Remove the MEM_READONLY_P check.
1768 2005-11-06 Diego Novillo <dnovillo@redhat.com>
1771 * tree-vrp.c (fix_equivalence_set): New.
1772 (extract_range_from_assert): Call it.
1774 2005-11-05 Ian Lance Taylor <ian@airs.com>
1777 * combine.c (apply_distributive_law): Don't distribute across a
1780 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
1782 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
1783 config/ms1/ms1.h, config/rs6000/predicates.md,
1784 config/s390/s390.c, params.def, postreload-gcse.c,
1785 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
1786 tree-vrp.c, tree.c: Fix comment typos.
1787 * doc/invoke.texi: Fix typos.
1789 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
1791 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
1792 for testing whether the data_dependence_relation contains distance
1793 vectors. Iterate over all distance vectors of the ddr.
1794 * lambda.h: Define a vec of lambda_vector pointers.
1795 * tree-data-ref.c (dump_data_dependence_relation,
1796 dump_data_dependence_direction): Iterate over all distance and
1797 direction vectors of the ddr.
1798 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
1800 (build_classic_dist_vector, build_classic_dir_vector): Push a set
1801 of distance/direction vectors instead of a single one.
1802 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
1803 lambda_vectors with a vec of lambda_vectors.
1804 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
1805 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
1806 DDR_NUM_DIST_VECTS): New.
1807 * tree-loop-linear.c (gather_interchange_stats): Test for the
1808 existence of distance vectors only after having checked that there
1809 is a dependence. Iterate over all distance vectors of the ddr.
1810 (linear_transform_loops): Use dump_data_dependence_relation.
1811 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
1812 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
1813 distance vectors of the ddr.
1815 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
1817 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
1818 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
1819 IS_INTHANDLER; all callers changed.
1820 (n_regs_saved_by_prologue): Take interrupt handler attributes into
1822 (do_link, do_unlink): New argument ALL; all callers changed.
1823 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1824 If function isn't leaf, save and restore all registers.
1825 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
1828 2005-11-05 Jan Hubicka <jh@suse.cz>
1830 PR rtl-optimization/23490
1831 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
1832 max-flow-memory-location): Document.
1833 * flow.c: Include params.h
1834 (MAX_MEM_SET_LIST_LEN): Kill.
1835 (add_to_mem_set_list): Use new param.
1836 * cse.c (cse_basic_block): Replace 1000 by new param.
1837 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
1838 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
1839 * predict.c (predict_loops): Use new param.
1840 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
1842 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
1843 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
1844 Do not hold memory returned by cgraph_node_name across other call.
1846 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
1849 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
1852 2005-11-04 Jeff Law <law@redhat.com>
1855 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
1856 * tree-ssa-dom.c: Include params.h.
1857 (thread_across_edge): If there are too many statements in the
1858 target block, then do not thread through it.
1859 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
1860 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
1862 2005-11-03 Diego Novillo <dnovillo@redhat.com>
1865 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
1866 TODO_update_ssa instead of TODO_update_ssa_no_phi.
1868 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
1871 * tree-scalar-evolution.c (instantiate_parameters_1,
1872 instantiate_parameters, resolve_mixers): Compute the size of an
1873 expression to be instantiated and give up the instantiation if the
1874 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1876 2005-11-04 Richard Guenther <rguenther@suse.de>
1878 * tree-flow.h (ref_contains_indirect_ref): Rename to
1879 array_ref_contains_indirect_ref.
1880 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
1881 (array_ref_contains_indirect_ref): Make comment match the code
1883 (ref_contains_array_ref): Likewise.
1884 * tree-ssa-structalias.c (find_func_aliases): Remove call to
1885 ref_contains_indirect_ref.
1886 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1887 Rename calls to ref_contains_indirect_ref.
1889 2005-11-04 Paul Brook <paul@codesourcery.com>
1891 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
1892 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
1893 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1894 * config/arm/arm.md: Use match_operand in peephole input templates
1895 and match_dup in peephole output templates.
1897 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1899 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
1902 2005-11-04 Mark Mitchell <mark@codesourcery.com>
1903 Daniel Jacobowitz <dan@codesourcery.com>
1905 * longlong.h (add_ssaaaa): Clobber condition code register
1907 (sub_ddmmss): Likewise.
1908 (umul_ppmm): Likewise.
1910 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1911 Paul Brook <paul@codesourcery.com>
1912 Phil Blundell <pb@reciva.com>
1914 * configure.ac: Add test for ARM TLS support.
1915 * configure: Regenerated.
1916 * config/arm/arm-protos.h (legitimize_tls_address)
1917 (arm_tls_referenced_p, tls_mentioned_p)
1918 (arm_output_addr_const_extra): New prototypes.
1919 (thumb_legitimize_pic_address): Delete.
1920 * config/arm/arm.c: Include "gt-arm.h".
1921 (enum tls_reloc): New.
1922 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
1923 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
1924 (arm_call_tls_get_addr, legitimize_tls_address)
1925 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
1926 (arm_init_tls_builtins, arm_emit_tls_decoration)
1927 (arm_output_addr_const_extra): New functions.
1928 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
1929 (TARGET_HAVE_TLS): Define.
1930 (target_thread_pointer): New.
1931 (arm_override_options): Handle -mtp=.
1932 (legitimize_pic_address): Ignore UNSPECs.
1933 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
1935 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
1936 (tls_get_addr_libfunc): New variable.
1937 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
1938 (arm_init_builtins): Call arm_init_tls_builtins.
1939 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
1940 (arm_encode_section_info): Call default_encode_section_info.
1941 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
1942 (enum arm_tp_type): New.
1943 (target_thread_pointer): Add declaration.
1944 (LEGITIMATE_CONSTANT_P): Handle TLS.
1945 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
1946 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
1947 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
1948 * config/arm/arm.md: Add UNSPEC_TLS.
1949 (movsi): Handle TLS.
1950 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
1952 (tls_load_dot_plus_eight): New insn and a peephole to create it.
1953 (load_tp_hard, load_tp_soft): New insns.
1954 * arm.opt: Add -mtp=.
1955 * doc/invoke.texi (ARM Options): Document -mtp.
1957 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1959 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
1960 * config/arm/libunwind.S: Include "lib1funcs.asm".
1961 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
1962 (LIB2ADDEH): Add libunwind.S.
1963 (LIB2ADDEHDEP): Add lib1funcs.asm.
1964 * mklibgcc.in: Handle asm files in libgcc_eh.a.
1966 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1969 * gcc/c.opt: Add a -lang-fortran option.
1970 * gcc/c-opts.c: Add a lang_fortran flag.
1971 (c_common_init_options): Handling the -lang-fortran option.
1972 (c_common_handle_option): Add a case for Fortran options in
1973 preprocessing. Remove cases for -ffixed-form and
1974 -ffixed-line-length. Add a case for -lang-fortran.
1976 2005-11-03 David Edelsohn <edelsohn@gnu.org>
1978 * config/rs6000/rs6000.c: Include params.h
1979 (optimization_options): Set max-grow-copy-bb-insns default to 16.
1980 (bdesc_2arg): Delete vpkuhss and vpkuwss.
1981 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
1982 (UNSPEC_VPKUWSS): Delete.
1983 (altivec_vpkuhss): Delete.
1984 (altivec_vpkuwss): Delete.
1985 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
1987 (neg_eq0<mode>): Remove final condition.
1988 (neg_eq<mode>): Remove condition and split-condition.
1990 2005-11-04 Alan Modra <amodra@bigpond.net.au>
1992 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
1993 Use associated print macros.
1995 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1998 * diagnostic.c (diagnostic_set_info_translated): New function.
1999 (diagnostic_set_info): Use it. Add comment.
2000 * diagnostic.h (diagnostic_set_info_translated): Declare.
2002 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
2004 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
2005 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
2006 reference only if 'public' is true.
2007 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
2008 emit the .hidden directive only if the indirect reference is public.
2009 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
2010 Pass it to dw2_force_const_mem.
2011 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
2012 * dwarf2out.c (output_cfi): Adjust calls to above function.
2013 (output_call_frame_info): Likewise.
2014 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
2015 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
2017 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
2019 PR tree-optimization/24483
2020 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
2021 field to elts if possible.
2023 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2026 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
2029 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
2031 Fix PR tree-optimization/24351
2033 * tree-ssa-structalias.c (struct variable_info): Add
2035 (get_varinfo_fc): New function to follow collapsing.
2036 (new_var_info): Set collapsed_to to NULL.
2037 (dump_constraint): Follow collapsing.
2038 (build_constraint_graph): Handle collapsing.
2039 (do_simple_structure_copy): Return false if something bad
2041 (collapse_rest_of_var): New function.
2042 (do_structure_copy): Collapse if do_simple_structure_copy returns
2045 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2048 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
2049 expressions to a statement list instead of gimplifying them.
2051 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2053 PR rtl-optimization/23585
2054 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
2055 that can't trap plus a constant integer, if the mode has zero size.
2057 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
2060 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
2062 ("*insv<mode>_reg_extimm"): Likewise.
2064 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
2067 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
2068 c_common_type_for_mode returns an unnamed type.
2070 2005-11-02 Richard Henderson <rth@redhat.com>
2074 * dwarf2out.c (dwarf2out_reg_save_reg): New.
2075 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
2076 * function.c (assign_parms): Use calls.internal_arg_pointer.
2077 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
2079 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
2080 (TARGET_CALLS): Add it.
2081 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
2082 * targhooks.c (default_internal_arg_pointer): New.
2083 * targhooks.h (default_internal_arg_pointer): Declare.
2084 * tree.h (dwarf2out_reg_save_reg): Declare.
2085 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
2086 * config/i386/i386.c (dbx_register_map): Add return column.
2087 (dbx64_register_map, svr4_dbx_register_map): Likewise.
2088 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
2089 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
2090 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
2091 (ix86_save_reg): Save force_align_arg_pointer.
2092 (ix86_emit_save_regs): Make regno unsigned.
2093 (ix86_emit_save_regs_using_mov): Likewise.
2094 (ix86_expand_prologue): Handle force_align_arg_pointer.
2095 (ix86_expand_epilogue): Likewise.
2096 * config/i386/i386.h: (dbx_register_map): Update.
2097 (dbx64_register_map, svr4_dbx_register_map): Update.
2098 (struct machine_function): Add force_align_arg_pointer.
2099 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
2100 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
2101 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
2103 2005-11-02 Jan Hubicka <jh@suse.cz>
2106 * i386.md: Add peep2 for simplyfing array accesses.
2108 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
2111 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
2112 * config/s390/s390.c (s390_decompose_shift_count): New function.
2113 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
2114 (print_shift_count_operand): Use s390_decompose_shift_count.
2115 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
2116 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
2118 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
2121 * loop.c (loop_givs_rescan): Use force_operand to expand
2124 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
2127 * fold-const.c (build_range_check): Use unsigned when signed
2128 overflow is undefined also. If etype is subtype, make sure that
2129 the subtraction is in the supertype.
2131 2005-11-02 Richard Henderson <rth@redhat.com>
2134 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
2137 2005-11-01 Richard Henderson <rth@redhat.com>
2140 * loop.c (scan_loop): Do not propagate computations to a hard
2141 register destination with SMALL_REGISTER_CLASSES.
2143 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
2145 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
2146 costs for MULT inside PLUS or MINUS.
2148 2005-11-01 Bob Wilson <bob.wilson@acm.org>
2150 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
2151 (TRAMPOLINE_SIZE): Round up to 60.
2152 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
2154 2005-10-31 James E. Wilson <wilson@specifix.com>
2157 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
2158 ifdef. Put ifdefs around call in gen_subprogram_die.
2159 (compute_frame_pointer_to_cfa_displacement): Likewise.
2160 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
2163 PR rtl-optimization/17356
2164 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
2165 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
2167 2005-10-31 Jan Hubicka <jh@suse.cz>
2170 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
2173 * i386.c (legitimize_pic_address): Deal with large immediates.
2176 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
2177 from symbol names while computing checkup.
2180 * predict.c (predict_loops): Do not estimate more than
2181 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
2182 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
2184 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
2186 PR tree-optimization/19097
2187 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
2189 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
2191 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
2193 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
2196 * tree-inline.c (setup_one_parameter): If the init_stmt
2197 is NULL, don't insert the statement.
2199 2005-10-30 Jan Hubicka <jh@suse.cz>
2201 PR tree-optimization/24172
2202 * tree-inline.c (copy_body_r): Unshare the substituted value first.
2204 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
2206 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
2207 constants for hosts with long != 32 bits.
2209 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2212 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
2214 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
2216 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
2217 (TARGET_MS1_16_002): New.
2218 (TARGET_MS1_16_003): New.
2220 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
2221 ("*decrement_and_branch_until_zero_no_clobber"): New.
2222 Add corresponding splitter for decrement_and_branch_until_zero
2224 Key all decrement_and_branch_until_zero patterns off of
2227 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
2230 * tree-complex.c (extract_component): Treat RESULT_DECL
2231 like the rest of the decls.
2233 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
2235 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
2236 indirect call to _mcount if the function needs a static chain.
2238 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
2239 Caroline Tice <ctice@apple.com>
2241 PR rtl-optimization/24460
2242 * dwarf2out.c (have_switched_text_sections): New boolean variable.
2243 (dwarf2out_switch_text_section): Set it to true instead of
2244 incrementing separate_line_info_table_in_use.
2245 (output_loc_list): Additionally test have_switched_text_sections.
2246 (output_ranges): Likewise.
2247 (dwarf2out_finish): Likewise.
2248 * varasm.c (assemble_start_function): Do not call
2249 insert_section_boundary_note.
2250 (assemble_end_function): If flag_reorder_blocks_and_partition,
2251 switch to the function's section before emitting the .size directive.
2252 * bb-reorder.c (insert_section_boundary_note): Staticify.
2253 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
2254 * output.h (insert_section_boundary_note): Delete.
2256 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
2259 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
2260 instead of pointer equality when comparing types.
2262 2005-10-24 James E. Wilson <wilson@specifix.com>
2264 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
2265 add_dependence_list_and_free calls.
2267 2005-10-24 Steven Bosscher <stevenb@suse.de>
2269 * contrib.texi: Add the names of the LLNL folks who donated
2270 Cray pointer support for gfortran.
2272 2005-10-24 Steven Bosscher <stevenb@suse.de>
2274 PR tree-optimization/24225
2275 * profile.c (branch_prob): Look from end to start through a
2276 basic block when looking for a locus.
2278 2005-10-24 Richard Henderson <rth@redhat.com>
2280 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
2282 (hppa_expand_prologue): Likewise.
2284 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2286 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
2287 (NO_DEFERRED_PROFILE_COUNTERS): Define.
2288 * pa.h (NO_PROFILE_COUNTERS): Define.
2289 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
2290 (funcdef_nos): New vector to hold label numbers of deferred profile
2292 (output_deferred_profile_counters): New function.
2293 (hppa_profile_hook): Push label number onto funcdef_nos.
2294 (pa_hpux_file_end): Call output_deferred_profile_counters if
2295 NO_DEFERRED_PROFILE_COUNTERS is false.
2297 * pa-protos.h (get_deferred_plabel): New prototype.
2298 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
2300 (output_call): Adjust calls.
2302 2005-10-24 Alan Modra <amodra@bigpond.net.au>
2304 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
2305 peculiarity of GOT/TOC section usage.
2307 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
2310 * c-common.c (constant_string_class_name): Add documentation.
2312 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
2315 * recog.c (peephole2_optimize): Increment peep2_current_count
2316 only when the slot is empty.
2318 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2321 * except.c (output_function_exception_table): Call
2322 assemble_external_libcall if we need a personality function.
2324 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2326 PR rtl-optimization/24460
2327 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
2328 set the basic block for barriers.
2330 2005-10-21 Janis Johnson <janis187@us.ibm.com>
2332 * var-tracking.c (vt_initialize): Initialize post.
2334 2005-10-21 Devang Patel <dpatel@apple.com>
2337 * c-common.c (vector_types_convertible_p): Check vector element type.
2339 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
2341 * config/sh/sh.c (prepare_move_operands): Handle the address
2342 constant which is a tls symbolic address plus a constant.
2344 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
2347 * gcc.c (main): Use the correct counter for erroring out
2348 about mulitple files.
2350 2005-10-21 Alan Modra <amodra@bigpond.net.au>
2353 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
2354 use r2 for 64-bit tls .got access.
2356 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
2358 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
2361 2005-10-20 Steven Bosscher <stevenb@suse.de>
2363 PR tree-optimization/24307
2364 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
2366 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
2369 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
2371 * varasm.c (find_decl_and_mark_needed): After cgraph global info
2372 is ready, stop marking functions, but still mark variables.
2374 2005-10-20 Richard Guenther <rguenther@suse.de>
2377 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
2380 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2382 PR rtl-optimization/23585
2383 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
2384 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
2385 (may_trap_p_1): New predicate extracted from...
2386 (may_trap_p): ... here. Invoke may_trap_p_1.
2387 (may_trap_or_fault_p): New predicate.
2388 * rtl.h (may_trap_or_fault_p): Declare it.
2389 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
2390 instead of may_trap_p.
2391 (steal_delay_list_from_fallthrough): Likewise.
2392 (fill_simple_delay_slots): Likewise.
2393 (fill_slots_from_thread): Likewise.
2394 * function.c (pad_to_arg_alignment): Rework comment about
2395 SPARC_STACK_BOUNDARY_HACK.
2396 * config/sparc/sparc.h: Likewise.
2398 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
2400 * config/s390/s390.c (s390_expand_insv): New.
2401 * config/s390/s390-protos.h (s390_expand_insv): Declare.
2402 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
2403 ("icm_hi"): Remove mode attribute.
2404 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
2406 ("*extracthi", "*extractqi"): Remove.
2407 (extv<mode>", "*extzv<mode>"): New.
2408 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
2409 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
2411 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2413 * cfgexpand.c (discover_nonconstant_array_refs_r,
2414 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
2415 (tree_expand_cfg): Call discover_nonconstant_array_refs.
2416 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
2417 discover_nonconstant_array_refs.
2419 2005-10-19 Steven Bosscher <stevenb@suse.de>
2422 * c-decl.c (pop_scope): Don't warn about an unused variable
2423 if it is marked with TREE_NO_WARNING.
2424 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
2425 somenow mismatch and olddecl is to be replaced.
2427 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2430 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
2431 whether registers live on the edge can be saved/restored.
2433 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
2435 * config/sh/sh.c (fixup_mova): Skip notes.
2437 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2439 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
2440 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
2441 (s390_can_eliminate): Handle BASE_REGNUM elimination.
2442 (s390_initial_elimination_offset): Likewise.
2443 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
2444 register on TARGET_ZARCH targets.
2445 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
2446 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2447 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
2448 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
2450 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2452 * config/s390/s390.md: Comment describing output modifiers updated.
2453 * config/s390/s390.c (print_operand): Likewise.
2455 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2457 * config/s390/s390.c (override_options): Added check for -mstack-size
2459 * doc/invoke.texi: Mention that limit in the documenation.
2461 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
2464 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
2466 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
2468 Fix PR tree-optimization/24231
2470 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
2471 (compute_avail): Ditto.
2473 2005-10-18 Richard Henderson <rth@redhat.com>
2476 * config/i386/i386.c (legitimate_constant_p): Check
2477 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
2479 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
2480 (legitimate_pic_address_disp_p): Reorg CONST checking to make
2481 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
2483 (print_operand_address): Likewise.
2484 * config/i386/predicates.md (x86_64_immediate_operand): Test
2485 SYMBOL_REF_TLS_MODEL properly inside CONST.
2486 (x86_64_zext_immediate_operand): Likewise.
2487 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
2488 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
2489 * config/i386/i386-protos.h: Remove predicates.md entries.
2491 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
2493 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2494 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
2496 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
2497 Ian Lance Taylor <ian@airs.com>
2500 * fold-const.c (fold_widened_comparison): Do not allow range based
2501 constant folding when right operand cannot be unwidened.
2503 2005-10-17 Richard Henderson <rth@redhat.com>
2505 * builtins.c (expand_builtin_synchronize): Build a new-style asm
2506 with a memory clobber.
2508 2005-10-17 James E Wilson <wilson@specifix.com>
2510 PR rtl-optimization/17356
2511 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
2512 checking for EDGE_EH.
2514 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2516 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
2517 the slot on an even boundary for any type with 16-byte alignment.
2519 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
2522 * md.texi (Modifiers) <%>: Clarify that % doesn't work
2523 after register allocation.
2525 2005-10-17 DJ Delorie <dj@redhat.com>
2527 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
2530 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
2533 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
2536 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
2538 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
2539 to 2 if it's already non-zero.
2540 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
2541 is set and warn about it if flag_schedule_insns is 1.
2543 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
2545 * config/crx/crx.md: Compare-and-branch instructions need to
2548 2005-10-17 Uros Bizjak <uros@kss-loka.si>
2551 * config/i386/i386.md (*pushdi2_rex64 splitter)
2552 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
2553 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
2554 flow2 pass only when (optimize > 0 && flag_peephole2).
2556 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
2559 * gcc.c (have_c): New static variable.
2561 (process_command): Remove declation of have_c.
2562 Set have_o to 1 when handling -o.
2563 (main): Add a fatel error if there are multiple
2564 files specified and -o and -c/-S is passed witout
2565 -combine or multiple languages.
2567 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
2569 Fix PR tree-optimization/22444
2570 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
2571 Assert that we don't hit something with subvars.
2572 (setup_pointers_and_addressables): Don't add things with subvars,
2573 because we'll already process the subvars for aliasing purposes.
2575 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
2578 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
2579 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
2580 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
2581 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
2582 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
2583 swapped, alternatives for the R constraint.
2586 * builtins.c (get_builtin_sync_mode): Make unlimited
2587 mode_for_size request.
2589 2005-10-15 Richard Henderson <rth@redhat.com>
2591 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
2592 (gimplify_expr): ... here.
2593 (gimplify_compound_lval): Use it in initial scan loop. Allow
2594 fb_lvalue in base expression.
2596 2005-10-15 Richard Henderson <rth@redhat.com>
2599 * builtins.c (expand_builtin_trap): Export.
2600 * expr.h (expand_builtin_trap): Declare.
2601 * expr.c (expand_assignment): Emit a trap for integral offsets
2602 from registers that weren't reduced to bitpos.
2604 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
2605 (mark_array_ref_addressable): Remove.
2606 * tree-flow.h (mark_array_ref_addressable): Remove.
2607 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
2609 2005-10-15 James E Wilson <wilson@specifix.com>
2612 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
2613 (add_dependence_list_and_free): Likewise.
2614 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
2617 2005-10-15 Diego Novillo <dnovillo@redhat.com>
2621 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
2622 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
2624 (vrp_visit_phi_node): Only prevent infinite iterations when
2625 the previous result and the new result are both VR_RANGEs.
2627 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
2629 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
2632 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2635 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
2638 2005-10-14 Per Bothner <per@bothner.com>
2640 PR preprocessor/21250
2641 * c-ppoutput.c (print_line): Print internal line 0 as 1.
2643 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
2646 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
2647 overflow flags. Refactor some conditionals.
2649 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
2652 * tree-dfa.c (add_referenced_var): Only look at decls which
2653 have TREE_CONSTANT or TREE_READONLY set instead of if
2654 !TREE_PUBLIC or !TREE_CONSTANT.
2656 2005-10-13 James E Wilson <wilson@specifix.com>
2658 * doc/invoke.texi: For -x, add f95-cpp-input.
2659 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
2661 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
2663 PR tree-optimization/24262
2664 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
2665 in loop all the time.
2667 2005-10-12 Richard Henderson <rth@redhat.com>
2670 * tree.h (DECL_TRANSPARENT_UNION): Remove.
2671 * function.c (assign_parm_find_data_types): Don't support it.
2672 * print-tree.c (print_node): Likewise.
2673 * c-common.c (handle_transparent_union_attribute): Likewise.
2674 Use build_duplicate_type.
2675 * tree-inline.c (remap_type_1): Split out of remap_type;
2676 properly remap aggregate fields.
2677 (build_duplicate_type): New.
2678 * doc/extend.texi (Variable Attributes): Remove documentation
2679 for transparent_union.
2681 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2684 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
2685 (gen_stack_pointer_dec): Likewise.
2687 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
2691 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
2693 (struct cxx): Add adjust_class_at_definition target hook.
2694 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
2695 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
2696 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
2697 hook_void_tree. Add to TARGET_CXX.
2698 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
2700 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
2701 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
2702 instead of attribute. Check for dllexport override. Warn if
2703 inconsistent dll linkage. Don't lose old dllimport if decl has
2704 had address referenced. Tweak lookup of dllimport atribute.
2705 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
2706 for target specific rules. Don't add dllimport attribute if
2707 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
2708 dllimport attribute.
2709 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
2710 * varasm.c (initializer_constant_valid_p): Replace
2711 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
2715 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
2716 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
2717 (i[34567]86-*-mingw32*): Likewise.
2719 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
2720 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
2722 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
2723 C++-specific code. Change return value to bool.
2724 (i386_pe_dllimport_p): Likewise.
2725 (associated_type): Simplify and make language-independent
2726 (i386_pe_encode_section_info): Replace override of ambiguous
2727 dllimport symbol refs with a gcc_assert.
2728 (i386_pe_valid_dllimport_attribute_p): Define.
2729 * config/i386/winnt-cxx.c: New file. Define C++ versions of
2730 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2731 i386_pe_adjust_class_at_definition.
2732 * config/i386/winnt-stubs.c: New file. Define stub versions of
2733 lang-specific functions.
2734 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
2735 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2736 i386_pe_adjust_class_at_definition.
2737 (i386_pe_valid_dllimport_attribute_p): Declare.
2738 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
2739 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
2740 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
2743 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
2744 dllimport attribute with test of DECL_DLLIMPORT_P.
2746 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
2748 * combine.c (make_extraction): Correct offset computation.
2750 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
2752 * config/cris/t-linux (LIMITS_H_TEST): Define.
2754 2005-10-12 Richard Henderson <rth@redhat.com>
2757 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
2759 2005-10-12 Richard Guenther <rguenther@suse.de>
2761 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
2763 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
2766 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
2767 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
2770 2005-10-12 Richard Guenther <rguenther@suse.de>
2773 * varasm.c (output_constant): Correct typo from previous
2776 2005-10-11 Ian Lance Taylor <ian@airs.com>
2778 PR rtl-optimization/13931
2779 * combine.c: Revert patch of 2003-05-14, and:
2780 (try_combine): Only set elim_i1 and elim_i2 if the destination is
2781 completely killed in the appropriate insn.
2782 (distribute_notes): Don't skip multiple hard register test for
2783 elim_i1 and elim_i2.
2785 2005-10-11 Richard Henderson <rth@redhat.com>
2788 * c-typeck.c (convert_for_assignment): Use build_constructor_single
2789 to initialize a transparent union instead of a nop_expr.
2791 2005-10-11 Richard Henderson <rth@redhat.com>
2793 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
2794 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
2795 (tree_ssa_dce_loop): Call scev_reset.
2798 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
2799 * tree-ssa-dce.c: Include cfgloop.h.
2800 (tree_ssa_dce_loop, pass_dce_loop): New.
2801 * tree-pass.h (pass_dce_loop): Declare it.
2802 * passes.c (init_optimization_passes): Use it.
2804 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2807 * convert.c (convert_to_real): Revert 2005-10-05 patch.
2808 Only apply the optimization for rounding builtins if the inner
2809 cast is also an extension.
2811 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
2814 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
2815 mark_new_vars_to_rename instead of update_stmt.
2817 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
2819 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
2821 2005-10-11 Jakub Jelinek <jakub@redhat.com>
2823 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
2824 for setting MMX register to 0 rather than mmx.
2826 2005-10-10 Steve Ellcey <sje@cup.hp.com>
2829 * configure.ac: Move gas check from mips specific case to common case.
2830 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
2831 * configure: Regenerate
2832 * doc/install.texi: Update.
2834 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2837 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
2839 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
2841 * gcc.c (do_spec_1): Accept numeric characters in file name
2844 2005-10-10 Nick Clifton <nickc@redhat.com>
2846 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
2847 describing the deleted arm_gen_rotated_half_load function.
2849 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
2851 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
2854 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
2856 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
2858 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
2859 (EXTRA_MULTILIB_PARTS): Define.
2860 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2861 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2862 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
2863 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2864 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2865 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
2867 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
2869 PR tree-optimization/24226
2870 * tree-cfg.c (remove_bb): Clean up unreachable loops.
2871 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
2872 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
2875 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2877 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
2879 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
2882 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
2883 Rewrite for no need for the early clobber.
2885 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2887 Merge from csl-arm-branch:
2888 2005-09-07 Paul Brook <paul@codesourcery.com>
2889 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
2892 2005-04-30 Paul Brook <paul@codesourcery.com>
2893 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
2894 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
2896 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
2897 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
2898 (arm_override_options): Use TARGET_AAPCS_BASED.
2899 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
2900 (PTRDIFF_TYPE): Use int for AAPCS.
2901 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
2902 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
2903 (DEFAULT_SHORT_ENUMS): Delete.
2904 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
2906 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
2907 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
2908 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
2909 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
2911 2004-12-03 Mark Mitchell <mark@codesourcery.com>
2912 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
2914 2004-11-22 Mark Mitchell <mark@codesourcery.com>
2915 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
2917 2004-11-19 Mark Mitchell <mark@codesourcery.com>
2918 * config.gcc (arm*-*-linux-gnueabi): Add it.
2919 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
2921 (TARGET_OS_CPP_BUILTINS): Likeiwse.
2922 * config/arm/linux-eabi.h: New file.
2923 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
2924 (LINUX_TARET_LINK_SPEC): Likewise.
2925 (LINK_SPEC): Use it.
2926 * config/arm/t-linux-eabi: New file.
2928 2005-10-08 Steven Bosscher <stevenb@suse.de>
2931 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
2933 (PARAM_SMS_DFA_HISTORY): Likewise.
2935 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2938 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
2939 (load_register_parameters): Call it.
2940 (check_sibcall_argument_overlap_1): Likewise.
2941 (store_one_arg): Likewise.
2943 2005-10-07 James E. Wilson <wilson@specifix.com>
2945 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
2946 DImode not VECINT24 for operand 2.
2949 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
2953 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
2954 fr_spill): Use destination_operand for operand 0.
2956 2005-10-07 DJ Delorie <dj@redhat.com>
2958 * varasm.c (output_constant): Limit error to expanding
2961 2005-10-07 Richard Guenther <rguenther@suse.de>
2964 * fold-const.c (fold_binary): Fix operand types during folding
2965 of X op (A, Y). Evaluation order of the side-effects of
2966 X and A are frontend-defined, so ensure we honour that even for
2967 tcc_comparison class operands; eased by removing duplicate code.
2969 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2971 * stor-layout.c (layout_type): Do not allow alignment of array
2972 elements to be greater than their size.
2974 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2976 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
2978 (hppa*-*-linux*): Ditto.
2979 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
2980 * config/host-hpux.c: New.
2981 * config/x-hpux: New.
2982 * config/pa/x-hpux: Remove.
2983 * config/pa/x-linux: Remove.
2984 * config/pa/pa-host.c: Remove.
2986 2005-10-07 Jeff Law <law@redhat.com>
2988 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
2989 determine whether or not to try and thread outgoing edges.
2991 2005-10-07 David Edelsohn <edelsohn@gnu.org>
2993 * config/rs6000/rs6000.md (eqsi_power): New.
2994 (neg_eq0si): Add TARGET_POWER to final condition.
2997 2005-10-06 Richard Henderson <rth@redhat.com>
2999 * config/rs6000/rs6000.c: Revert last change.
3001 2005-10-06 Richard Henderson <rth@redhat.com>
3003 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
3004 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
3006 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
3010 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
3011 out return_label and naked_return_label.
3013 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
3015 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
3018 2005-10-06 Richard Henderson <rth@redhat.com>
3021 * tree-inline.c (declare_return_variable): Handle modify_dest not
3024 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
3026 Fix PR tree-optimization/22488
3027 * tree-ssa-structalias.c (check_for_overlaps): New function.
3028 (create_variable_info_for): Use it.
3030 2005-10-06 Richard Henderson <rth@redhat.com>
3033 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
3034 (dwarf2out_start_source_file): Print it.
3036 2005-10-06 Geoffrey Keating <geoffk@apple.com>
3038 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
3040 2005-10-06 Richard Henderson <rth@redhat.com>
3043 * mode-switching.c (optimize_mode_switching): Clear transp bit
3044 for block with incomming abnormal edges.
3046 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
3047 (fpscr_set_from_mem): Use them.
3048 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
3049 (fpscr postinc splitters): Rewrite as peephole2+split.
3051 2005-10-06 David Edelsohn <edelsohn@gnu.org>
3053 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
3054 (eq<mode>_compare): Same.
3056 2005-10-06 Richard Guenther <rguenther@suse.de>
3058 PR tree-optimization/24238
3059 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
3061 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
3063 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
3064 here. Use AC_PATH_PROG for environment variables instead of
3066 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
3068 * configure: Regenerated.
3070 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
3073 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
3074 then force it into a register.
3075 (call_value): Likewise.
3077 2005-10-06 Richard Henderson <rth@redhat.com>
3080 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
3081 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
3082 under pass_vectorize.
3084 2005-10-05 Devang Patel <dpatel@apple.com>
3087 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
3088 handling constants. Check NAMESPACE_DECL context for constants.
3090 2005-10-05 Eric Christopher <echristo@apple.com>
3092 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
3094 2005-10-05 Richard Henderson <rth@redhat.com>
3097 * tree-cfg.c (mark_array_ref_addressable_1): New.
3098 (mark_array_ref_addressable): New.
3099 * tree-flow.h (mark_array_ref_addressable): Declare.
3100 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
3102 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
3106 * reload.c (subst_reloads): When adding a REG_LABEL to a
3107 jump instruction, also update JUMP_LABEL.
3109 2005-10-05 David Edelsohn <edelsohn@gnu.org>
3111 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
3112 * bb-reorder.c (copy_bb_p): Use it.
3113 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
3115 2005-10-05 Richard Henderson <rth@redhat.com>
3118 * toplev.c (process_options): Warn about unsupported combinations
3119 of unwind tables and omit-frame-pointer.
3120 * config/i386/i386.c (override_options): Similarly. Enable
3121 accumulate-outgoing-args if not explicitly disabled.
3123 2005-10-05 Steve Ellcey <sje@cup.hp.com>
3125 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
3126 Handle big endian vs. small endian.
3127 (vec_initv2sf): Handle big endian vs. small endian.
3128 (*vec_extractv2sf_1): Ditto.
3130 2005-10-05 Dale Johannesen <dalej@apple.com>
3132 * convert.c (convert_to_real): Don't convert
3133 (float)floor(double d) to floorf((float)d).
3135 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
3137 * config/arm/arm.md (insv): Use gen_int_mode in more places.
3139 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
3141 PR tree-optimization/18587
3142 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
3143 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
3144 build_vuses): Change to VEC type.
3145 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
3146 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
3147 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
3148 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
3149 (get_name_decl): New. Return DECL_UID of base variable.
3150 (operand_build_cmp): New. qsort comparison routine.
3151 (operand_build_sort_virtual): New. Sort virtual build vector.
3152 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
3153 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
3154 (FINALIZE_BASE): Use get_name_decl.
3155 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
3156 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
3157 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
3158 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
3159 direct VEC_* manipulations.
3160 (build_ssa_operands): Call operand_build_sort_virtual.
3161 (copy_virtual_operand, create_ssa_artficial_load_stmt,
3162 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
3163 with direct VEC_* manipulations.
3164 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
3165 with direct VEC manipulations.
3167 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
3169 PR tree-optimization/21419
3170 PR tree-optimization/24146
3171 PR tree-optimization/24151
3173 * c-typeck.c (readonly_error): Handle USE being lv_asm.
3174 (build_asm_expr): Call it if outputs are read-only.
3175 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
3177 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
3178 Paolo Bonzini <bonzini@gnu.org>
3182 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
3183 enable the instructions and not just the built-ins.
3184 * doc/invoke.texi (x86 Options): Likewise.
3186 2005-10-04 Geoffrey Keating <geoffk@apple.com>
3188 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
3190 * doc/invoke.texi (Option Summary): Correct spelling
3191 of -mmacosx-version-min.
3193 2005-10-04 Devang Patel <dpatel@apple.com>
3195 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
3198 2005-10-04 Steve Ellcey <sje@cup.hp.com>
3200 * tree-vect-transform.c (vect_create_epilog_for_reduction):
3201 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
3203 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
3205 * config/s390/s390.md ("TDSI","DP"): New mode macros.
3206 ("TE","tg"): New mode attributes.
3207 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
3208 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
3209 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
3210 dword_mode and one for GPRmode.
3212 2005-10-04 Ian Lance Taylor <ian@airs.com>
3214 PR preprocessor/13726
3215 * c-ppoutput.c (cb_include): Add comments parameter, and print out
3216 any comments passed in.
3218 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3220 * tree.c (annotate_with_file_line): Fix typo.
3222 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3225 * builtins.c (fold_builtin_memcmp): When constructing the pointer
3226 type used to access data in the inlined length == 1 case, use
3227 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
3228 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
3230 2005-10-04 Uros Bizjak <uros@kss-loka.si>
3232 * config/i386/i386.h (TARGET_FISTTP): Enable also for
3233 TARGET_SSE3 and only for TARGET_80387.
3234 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
3235 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
3236 Do not depend on TARGET_80387.
3238 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3240 * tree.c (last_annotated_node): Change type to location_t*.
3241 (annotate_with_file_line): Reflect the change of
3242 last_annotated_node type.
3244 2005-10-04 Richard Guenther <rguenther@suse.de>
3247 * c-decl.c (grokdeclarator): Don't write to fields
3250 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3253 * c-decl.c (finish_decl): Use set_user_assembler_name even for
3255 * varasm.c (make_decl_rtl): If a register variable does not
3256 have a set user assmbler name, error out.
3257 Decode the asmspec is now name+1 bypassing '*'.
3259 2005-10-04 Steven Bosscher <stevenb@suse.de>
3261 PR tree-optimization/23049
3262 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
3263 of a COND_EXPR is folded before calling fold on the whole rhs of a
3264 conditional assignment.
3265 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
3266 document that a COND_EXPR may appear there.
3268 2005-10-03 Diego Novillo <dnovillo@redhat.com>
3271 * tree-vrp.c (extract_range_from_assert): If the new numeric
3272 range created out of the assertion contradicts the existing
3273 numeric range of the ASSERT_EXPR variable, make the new range
3276 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
3278 * config/sh/sh.c (sh_register_move_cost): Add case for moving
3279 from T_REGS to FP register class.
3281 2005-10-03 Richard Henderson <rth@redhat.com>
3284 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
3285 before creating a new one.
3287 2005-10-03 David Edelsohn <edelsohn@gnu.org>
3289 * config/rs6000/t-aix43 (LDFLAGS): New.
3290 * config/rs6000/t-aix52 (LDFLAGS): New.
3292 2005-10-03 Ian Lance Taylor <ian@airs.com>
3294 * gimplify.c (find_single_pointer_decl_1): New static function.
3295 (find_single_pointer_decl): New static function.
3296 (internal_get_tmp_var): For a formal variable, set restrict base
3297 information if appropriate.
3298 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
3300 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
3301 (DECL_GET_RESTRICT_BASE): Define.
3302 (SET_DECL_RESTRICT_BASE): Define.
3303 (decl_restrict_base_lookup): Declare.
3304 (decl_restrict_base_insert): Declare.
3305 (struct tree_decl_with_vis): Add based_on_restrict_p field.
3306 * tree.c (restrict_base_for_decl): New static variable.
3307 (init_ttree): Initialize restrict_base_for_decl.
3308 (copy_node_stat): Copy restrict base information.
3309 (decl_restrict_base_lookup): New function.
3310 (decl_restrict_base_insert): New function.
3311 (print_restrict_base_statistics): New static function.
3312 (dump_tree_statistics): Call print_restrict_base_statistics.
3314 2005-10-02 Diego Novillo <dnovillo@redhat.com>
3317 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
3318 case of anti-ranges.
3320 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
3323 * c-typeck.c (tagged_tu_seen): Rename to ...
3324 (tagged_tu_seen_cache): this and add val field.
3325 (comptypes): Move functional to comptypes_internal
3326 and free tagged_tu_seen.
3327 (comptypes_internal): New function and call comptypes_internal
3328 instead of comptypes. Speed up by sibcalling
3329 tagged_types_tu_compatible_p.
3330 (alloc_tagged_tu_seen): New function
3331 (free_all_tagged_tu_seen_up_to): New function.
3332 (tagged_types_tu_compatible_p): Return the val of the seen two
3334 Add that the two types are the same to tagged_tu_seen_base
3335 if they are and call comptypes_internal instead of comptypes.
3336 <case UNION_TYPE>: Speed up common type where the fields are
3338 (function_types_compatible_p): Call comptypes_internal instead of
3340 (type_lists_compatible_p): Likewise.
3341 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
3343 2005-10-02 Matthias Klose <doko@debian.org>
3345 * doc/invoke.texi: Fix typo and speling error.
3347 2005-10-01 Richard Henderson <rth@redhat.com>
3349 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
3351 2005-10-01 Mark Mitchell <mark@codesourcery.com>
3353 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
3354 using --start-group and --end-group.
3356 2005-10-01 Diego Novillo <dnovillo@redhat.com>
3358 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
3359 FIXME note regarding quirky semantics.
3361 2005-10-01 Diego Novillo <dnovillo@redhat.com>
3364 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
3365 non-null range as a last resort.
3367 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
3368 Diego Novillo <dnovillo@redhat.com>
3371 * tree-vrp.c (extract_range_from_assert): For !=
3372 assertions, only build an anti-range if LIMIT is a
3373 single-valued range.
3375 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
3377 * arm.md (movqi): On thumb when optimizing, handle loading from
3378 memory by describing this as taking a subreg of a zero-extended load
3379 into an SImode register.
3382 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
3384 * reload1.c (merge_assigned_reloads): Do not change any
3385 RELOAD_FOR_OUTPUT_ADDRESS reloads.
3387 2005-09-30 Geoffrey Keating <geoffk@apple.com>
3389 * Makefile.in (LIPO_FOR_TARGET): Define.
3390 (STRIP_FOR_TARGET): Define.
3392 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
3393 before creating new ones. Do symlinks before creating the actual
3396 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
3397 to work out which multilibs are actually being built.
3399 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
3401 * tree-vect-transform.c, config/ms1/ms1.md,
3402 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
3403 Follow spelling conventions.
3404 * doc/invoke.texi, doc/md.texi: Fix typos.
3406 2005-09-30 Andrew Macleod <amacleod@redat.com>
3408 PR tree-optimization/21430
3409 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
3410 use operands, and set stmt pointer if need be.
3411 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
3412 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
3415 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3418 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
3420 2005-09-29 Mark Mitchell <mark@codesourcery.com>
3422 * optabs.c (expand_binop): Initialize first_pass_p.
3424 2005-09-29 Jakub Jelinek <jakub@redhat.com>
3427 * c-decl.c (c_write_global_declarations_1): If any
3428 wrapup_global_declaration_2 call returned true, restart the loop.
3430 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
3432 Fix PR tree-optimization/24117
3433 * tree-ssa-structalias.c (find_func_aliases): Strip nops
3434 before considering whether to use anyoffset.
3436 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3440 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3442 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3444 (swap_commutative_operands_with_target): New.
3446 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3449 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
3452 2005-09-29 Steven Bosscher <stevenb@suse.de>
3454 PR tree-optimization/23911
3455 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
3456 and IMAGPART_EXPR too.
3458 2005-09-28 Mark Mitchell <mark@codesourcery.com>
3461 * expmed.c (expand_shift): Move logic to reverse rotation
3462 direction when rotating by constants ...
3463 * optabs.c (expand_binop): ... here.
3464 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
3465 (ix86_rotrdi3): New pattern.
3466 (rotldi3): Handle 32-bit mode.
3467 (ix86_rotldi3): New pattern.
3469 2005-09-29 Alan Modra <amodra@bigpond.net.au>
3472 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
3473 check for numbers that need no bit twiddle.
3475 2005-09-28 Geoffrey Keating <geoffk@apple.com>
3477 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
3478 multilib to be built.
3480 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
3481 (stage1-start): Delete old libgcc and libunwind before moving
3482 anything into the stage directory.
3483 (stage2-start): Likewise.
3484 (stage3-start): Likewise.
3485 (stage4-start): Likewise.
3486 (stageprofile-start): Likewise.
3487 (stagefeedback-start): Likewise.
3488 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
3489 header in tm_file and CPU-specific t-darwin in tmake_file.
3490 (i[34567]86-*-darwin*): Don't change tm_file.
3491 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
3492 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
3493 shared library stub for target OS version.
3494 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
3495 (SHLIB_LINK): Don't make SHLIB_SOLINK.
3496 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
3497 (libgcc_s.%.dylib): New.
3499 (install-darwin-libgcc-stubs): New.
3500 (INSTALL_LIBGCC): New append.
3501 * config/i386/darwin-libgcc.10.4.ver: New.
3502 * config/i386/darwin-libgcc.10.5.ver: New.
3503 * config/i386/t-darwin: New.
3504 * config/rs6000/darwin-libgcc.10.4.ver: New.
3505 * config/rs6000/darwin-libgcc.10.5.ver: New.
3506 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
3507 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
3509 2005-09-28 Paul Brook <paul@codesourcery.com>
3511 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
3514 2005-09-28 Richard Guenther <rguenther@suse.de>
3516 PR tree-optimization/23853
3517 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
3518 host_integerp to verify misalignment value.
3520 2005-09-28 Richard Henderson <rth@redhat.com>
3522 * builtins.c (get_builtin_sync_mode): New.
3523 (expand_builtin_sync_operation): Pass in mode argument.
3524 (expand_builtin_compare_and_swap): Likewise.
3525 (expand_builtin_lock_test_and_set): Likewise.
3526 (expand_builtin_lock_release): Likewise.
3527 (expand_builtin): Update to match.
3529 2005-09-28 Nick Clifton <nickc@redhat.com>
3531 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
3532 formatting. Add check to PLUS case to ensure that the offset is
3533 within an acceptable range.
3535 * config/v850/v850.md (casesi): Disable the generation of the
3536 switch pattern as it is not being handled properly at the moment.
3538 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
3539 for when the high words are identical.
3541 2005-09-27 Richard Henderson <rth@redhat.com>
3543 * pretty-print.c (pp_base_format): Fix typo for %>.
3545 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
3546 Devang Patel <dpatel@apple.com>
3548 PR tree-optimization/23625
3549 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
3550 LABEL_EXPR, assertion check.
3552 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
3554 * optabs.c (no_conflict_move_test): Check if a result of a
3555 to-be-moved insn would be clobbered by an originally
3558 2005-09-27 Jeff Law <law@redhat.com>
3560 * passes.c (init_optimization_passes): Replace copy propagation
3561 passes immediately after DOM with phi-only copy propagation
3562 pases. Add phi-only copy propagation pass after first DOM pass.
3563 * tree-pass.h (pass_phi_only_copy_prop): Declare.
3564 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
3565 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
3566 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
3567 to init_copy_prop. Callers updated.
3568 (do_phi_only_copy_prop): New function.
3569 (pass_phi_only_copy_prop): New pass descriptor.
3571 2005-09-27 Nick Clifton <nickc@redhat.com>
3573 * libgcc2.c (__popcount_tab): Remove redundant prototype.
3575 2005-09-26 Jason Merrill <jason@redhat.com>
3578 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
3580 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
3582 2005-09-26 James E Wilson <wilson@specifix.com>
3584 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
3585 copyright. Add gcc copyright plus libgcc exception.
3586 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
3588 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
3590 2005-09-26 Jeff Law <law@redhat.com>
3592 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
3593 about when to iterate.
3595 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
3598 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
3599 for __complex__ double in -mcpu=G5 mode.
3601 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
3603 PR tree-optimization/23942
3604 * Makefile.in (SCEV_H): Depends on PARAMS_H.
3605 * tree-scalar-evolution.c: Include params.h.
3607 (follow_ssa_edge, follow_ssa_edge_in_rhs,
3608 follow_ssa_edge_in_condition_phi_branch,
3609 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
3610 Change return type to t_bool. Use a parameter to limit the size of
3611 trees that are walked before stopping
3612 (analyze_evolution_in_loop): Initialize the limit to 0.
3613 (follow_ssa_edge): Give up by returning t_dont_know if the limit
3614 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3616 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3619 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
3620 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
3622 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
3624 * combine.c (make_extraction): Check for valid use of subreg.
3626 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3629 * config/i386/i386.md ("*fistdi2_1"): New pattern.
3630 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
3631 ("fist<mode>2_with_temp"): Use only register operands.
3633 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
3635 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
3636 CALL_INSN_FUNCTION_USAGE.
3638 2005-09-26 Richard Guenther <rguenther@suse.de>
3641 * gcse.c: Include hashtab.h, define ldst entry hashtable.
3642 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
3643 (ldst_entry): Use the hashtable instead of list-walking.
3644 (find_rtx_in_ldst): Likewise.
3645 (free_ldst_entry): Free the hashtable.
3646 (compute_ld_motion_mems): Create the hashtable.
3647 (trim_ld_motion_mems): Remove entry from hashtable if
3648 removing it from list.
3649 (compute_store_table): Likewise^2.
3650 (store_motion): Free hashtable in case we did not see
3653 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
3655 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3656 and arg1 if we are passing them to fold_build2.
3658 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
3661 * config/i386/i386.c (ix86_function_regparm): Fix the test for
3664 2005-09-25 Richard Henderson <rth@redhat.com>
3666 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
3667 SYMBOL_REF_TLS_MODEL to be correct.
3669 2005-09-24 Richard Henderson <rth@redhat.com>
3671 * ipa-type-escape.c (discover_unique_type): Remove dead code at
3672 end of function. Reindent.
3674 2005-09-24 Ian Lance Taylor <ian@airs.com>
3676 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
3677 NEGATE_EXPR/BIT_NOT_EXPR case.
3679 2005-09-24 Richard Henderson <rth@redhat.com>
3681 * c-common.c (handle_mode_attribute): When not modifying in place,
3682 create subtypes for enumerations.
3683 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
3684 * gimplify.c (create_tmp_from_val): Likewise.
3686 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
3688 * config/i386/i386.md (*tls_global_dynamic_64,
3689 *tls_local_dynamic_base_64): Add missing mode to call.
3690 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
3692 2005-09-24 Jan Hubicka <jh@suse.cz>
3694 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
3695 (cgraph_clone_node): Likewise.
3696 * cgraph.h (cgraph_clone_edge): Update prototype.
3697 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
3698 duplicated prototypes; add updating argument.
3699 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
3700 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
3702 (cgraph_mark_inline_edge): Likewise.
3703 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
3704 (cgraph_flatten_node): Likewise.
3705 (cgraph_decide_recursive_inlining): Likewise.
3706 (cgraph_decide_inlining_of_small_function): Likewise.
3707 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3709 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3710 Pete Steinmetz <steinmtz@us.ibm.com>
3712 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
3713 (rldic.): Set type to "compare".
3715 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
3716 mfjmpr for MFCTR/MFLR.
3717 (movdf_hardfloat64): Same.
3718 (movdf_softfloat64): Same. Correct order of store and move types.
3719 (movti_string): Set type to store_ux/load_ux.
3720 (load_multiple): Set type to load_ux.
3721 (store_multiple): Set type to store_ux.
3722 (movmemsi): Set type to store_ux.
3723 (output_cbranch direct_return): Set type to jmpreg.
3724 (stmw): Set type to store_ux.
3725 (lmw): Set type to load_ux.
3726 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
3727 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
3728 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
3729 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
3730 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
3731 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
3732 (rios1-fpstore): Increase latency to 3.
3733 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
3734 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
3736 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3737 Andrew Pinski <pinskia@physics.uc.edu>
3739 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
3740 operand2 constraint to "b".
3741 (sync_<fetchop_name>di_internal): Same.
3742 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
3744 (sync_old_<fetchop_name>di_internal): Same.
3745 (sync_new_<fetchop_name>si_internal): Same.
3746 (sync_new_<fetchop_name>di_internal): Same.
3748 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
3751 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
3752 case, define as macros.
3754 PR rtl-optimization/23837
3755 * optabs.c (no_conflict_move_test): Don't set must_stay for a
3756 clobber / clobber match between dest and p->first.
3758 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
3759 (no_conflict_move_test): Update comments.
3761 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
3763 * doc/install.texi: Update URL for Jacks.
3764 * doc/sourcebuild.texi: Likewise.
3766 2005-09-22 David Edelsohn <edelsohn@gnu.org>
3769 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
3770 registers when choosing register preferences.
3771 (movdf_hardfloat64): Same.
3773 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
3775 * expmed.c (expand_shift): Don't use the target of the rotate as
3776 target for the first expanded shift insn.
3777 * testsuite/gcc.dg/20050922-1.c: Testcase added.
3779 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
3781 PR tree-optimization/22438
3782 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
3783 preserved iv rhs rewriting specially.
3785 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
3787 * tree-data-ref.c (analyze_array_indexes): Only estimate when
3788 estimate_only is true.
3789 * tree-flow.h (ref_contains_indirect_ref): New prototype.
3790 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
3791 tree-ssa-structalias.c
3792 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
3793 ref_contains_indirect_ref.
3794 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
3796 2005-09-21 DJ Delorie <dj@redhat.com>
3798 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
3800 (mn10300_return_in_memory): Support variable size types also.
3801 (mn10300_pass_by_reference): Likewise.
3802 (mn10300_function_value): New.
3803 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
3804 (FUNCTION_OUTGOING_VALUE): Likewise.
3805 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
3806 * doc/invoke.texi: Document it.
3808 2005-09-21 Uros Bizjak <uros@kss-loka.si>
3811 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
3812 force integer op1 into register for XFmode compares.
3814 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
3817 * expmed.c (alg_code): Add alg_impossible.
3818 (alg_hash_entry): Add cost.
3819 (synth_mult): Record alg_impossible in the hash table if
3820 multiplication by a given integer is impossble within the
3821 limit. Speed up using alg_impossible.
3823 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3825 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
3826 argument. Allow and set any offset if needs_anyoffset is passed
3828 (get_constraint_for): Add argument here too.
3830 (do_structure_copy): Pass NULL to get_constraint_for.
3831 (handle_ptr_arith): Ditto.
3832 (find_func_aliases): Ditto.
3834 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
3836 PR rtl-optimization/23898
3837 * output.h (get_attr_min_length): Declare.
3838 * final.c (get_attr_length_1): New function, broken out of:
3840 (get_attr_min_length): New function.
3841 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
3842 (duplicate_computed_gotos): Likewise.
3843 * genattr.c (insn_min_length): Generate declaration.
3844 * genattrtab.c (min_fn, min_attr_value): New functions.
3845 (make_length_attrs): Generate insn_min_length.
3847 2005-09-20 Steve Ellcey <sje@cup.hp.com>
3849 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
3851 2005-09-20 Richard Henderson <rth@redhat.com>
3853 PR tree-optimization/24059
3854 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
3857 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
3859 * c.opt (fextended-identifiers): New.
3860 * c-opts.c (c_common_handle_option): Handle
3861 -fextended-identifiers.
3862 * doc/cpp.texi: Update documentation of extended identifiers.
3863 * doc/cppopts.texi (-fextended-identifiers): Document.
3865 2005-09-20 Jakub Jelinek <jakub@redhat.com>
3867 PR tree-optimization/23929
3868 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
3871 PR tree-optimization/23818
3872 * tree-stdarg.c (execute_optimize_stdarg): Call
3873 calculate_dominance_info.
3875 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3877 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
3878 (analyze_siv_subscript_cst_affine): Add weak SIV test.
3879 (compute_overlap_steps_for_affine_1_2): Use
3880 get_number_of_iters_for_loop.
3881 (analyze_subscript_affine_affine): Check whether difference is
3883 Use get_number_of_iters_for_loop.
3884 Check whether overlap occurs outside of bounds.
3885 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
3887 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
3889 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
3890 base register if possible.
3892 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
3894 PR tree-optimization/18463
3895 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
3896 converting it directly is not possible.
3897 (chrec_convert_aggressive): New function.
3898 * tree-chrec.h (chrec_convert_aggressive): Declare.
3899 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
3900 Fold chrec conversions aggressively if asked to.
3901 (instantiate_parameters): Modified because of changes in
3902 instantiate_parameters_1.
3904 2005-09-19 Richard Henderson <rth@redhat.com>
3906 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
3907 (reduc_splus_v2df): New.
3909 2005-09-19 Richard Sandiford <richard@codesourcery.com>
3911 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
3912 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
3914 2005-09-19 Richard Henderson <rth@redhat.com>
3916 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
3919 2005-09-19 Richard Henderson <rth@redhat.com>
3921 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
3922 (ia64_expand_dot_prod_v8qi): New.
3923 * config/ia64/ia64-protos.h: Update.
3924 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
3925 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
3926 sdot_prodv8qi, sdot_prodv4hi): New.
3927 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
3929 2005-09-19 Richard Henderson <rth@redhat.com>
3932 * real.c (exact_real_truncate): Return false if the format cannot
3933 represent the number as a normal.
3935 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
3936 for a memory source.
3938 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
3940 * tree-ssa-operands.c (swap_tree_operands): Export.
3941 * tree.h (swap_tree_operands): Declare.
3942 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
3943 Call swap_tree_operands.
3945 2005-09-19 Richard Henderson <rth@redhat.com>
3947 * tree-flow.h (merge_alias_info): Declare.
3948 * tree-ssa-copy.c (merge_alias_info): Export.
3949 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
3950 (vect_create_data_ref_ptr): Use create_iv directly.
3951 (vectorizable_load): Use correct types for integer constants.
3952 (vect_generate_tmps_on_preheader): Likewise.
3953 (vect_gen_niters_for_prolog_loop): Likewise.
3955 2005-09-19 Steven Bosscher <stevenb@suse.de>
3957 PR rtl-optimization/23943
3958 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
3960 2005-09-18 Jan Hubicka <jh@suse.cz>
3962 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
3964 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
3966 * varasm.c (output_constant): Do not abort on conversions to union
3967 types between different sizes.
3969 2005-09-18 Richard Guenther <rguenther@suse.de>
3972 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
3975 2005-09-18 Paul Brook <paul@codesourcery.com>
3977 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
3979 2005-09-17 Richard Henderson <rth@redhat.com>
3981 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
3982 * tree-ssa-loop.c (pass_vect_dce): Remove.
3983 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
3986 2005-09-17 Richard Henderson <rth@redhat.com>
3988 * tree-pass.h (pass_vect_dce): Declare.
3989 * passes.c (init_optimization_passes): Add it.
3990 * tree-flow.h (tree_ssa_dce): Declare.
3991 * tree-ssa-dce.c (tree_ssa_dce): Export.
3992 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
3993 (gate_tree_vectorize): ... here.
3994 (pass_vect_dce): New.
3996 2005-09-17 Jan Hubicka <jh@suse.cz>
3998 * except.c (struct eh_status): Turn region_array into vec.
3999 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
4000 convert_from_eh_region_ranges, find_exception_handler_labels,
4001 current_function_has_exception_handlers, assign_filter_values,
4002 build_post_landing_pads, dw2_build_landing_pads,
4003 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
4004 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
4005 foreach_reachable_handler, can_throw_internal_1,
4006 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
4008 (duplicate_eh_region_1): Update region_array.
4009 (duplicate_eh_regions): Resize region_array and avoid recomputing.
4011 2005-09-17 David Edelsohn <edelsohn@gnu.org>
4014 * expmed.c (expand_mult): Substitute simple register for op0 when
4017 2005-09-17 Richard Henderson <rth@redhat.com>
4019 * expr.c (emit_move_via_integer): Add force argument, pass it on
4020 to emit_move_change_mode. Update callers.
4021 (emit_move_complex): Pass true to new force argument.
4022 * function.c (expand_function_end): Move expand_eh_return call
4023 earlier. Merge sub-word complex values into a pseudo before
4024 copying to the return hard register.
4026 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
4028 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
4029 between different sizes.
4031 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
4035 * passes.c (init_optimization_passes): Register dump files for
4038 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
4040 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
4041 * config/s390/s390.c (s390_overlap_p): New function.
4042 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
4043 peephole2, "*xc" peephole2): Added overlap check to the peephole2
4046 2005-09-16 Richard Guenther <rguenther@suse.de>
4048 * ipa-pure-const.c (static_execute): Free auxiliar information.
4049 * ipa-type-escape.c (discover_unique_type): Free temporary key.
4050 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
4052 2005-09-15 DJ Delorie <dj@redhat.com>
4054 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
4056 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4058 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4060 (swap_commutative_operands_with_target): New.
4062 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
4064 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
4067 (estimate_iters_using_array): New function.
4068 * tree-data-ref.h (estimate_iters_using_array): Prototype
4069 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4070 Use estimate_iters_using_array instead of analyze_array.
4072 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
4074 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
4077 2005-09-15 Michael Matz <matz@suse.de>
4079 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
4081 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
4083 PR tree-optimization/23835
4084 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
4085 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
4087 2005-09-14 Richard Henderson <rth@redhat.com>
4089 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
4090 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
4092 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
4094 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
4095 in the ARRAY_TYPE case.
4097 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
4099 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
4101 2005-09-14 Uros Bizjak <uros@kss-loka.si>
4104 * tree-vect-transform.c (vectorizable_operation): Return false for
4105 scalar shift operations and for vector shift operations with
4106 non-invariant shift arguments. Use scalar tree operand op1 as
4107 a shift operand when vector shift insn pattern uses scalar shift
4109 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
4111 2005-09-14 Olivier Hainque <hainque@adacore.com>
4113 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
4114 value if it has side-effects.
4116 2005-09-14 David Edelsohn <edelsohn@gnu.org>
4119 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
4121 2005-09-14 Alan Modra <amodra@bigpond.net.au>
4123 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
4124 passed as NAME as if it were label at start of function code.
4126 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
4128 * config/sh/sh.md (*movv4sf_i): Add general register cases to
4131 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
4133 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
4134 as early clobber. Rewrite so the PIC register is not implicitly used.
4136 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4138 * tree.c (annotate_with_file_line): Compare line numbers before
4141 2005-09-13 Uros Bizjak <uros@kss-loka.si>
4144 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
4145 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
4147 2005-09-13 Ian Lance Taylor <ian@airs.com>
4149 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
4150 than a HOST_WIDEST_INT to gen_doloop_begin.
4152 2005-09-13 Diego Novillo <dnovillo@redhat.com>
4154 * tree-dfa.c (dump_variable): Guard against NULL annotations.
4156 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
4158 PR tree-optimize/23817
4159 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
4161 2005-09-13 Alan Modra <amodra@bigpond.net.au>
4164 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
4165 word before changing the stack pointer. Use gen_frame_mem for MEMs.
4166 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
4167 (restore_stack_nonlocal): Likewise.
4168 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
4170 2005-09-12 Ian Lance Taylor <ian@airs.com>
4173 * c.opt (ffriend-injection): New C++ option.
4174 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
4175 (C++ Dialect Options): Document -ffriend-injection.
4177 2005-09-12 Josh Conner <jconner@apple.com>
4180 * ipa-reference.c (static_execute): Don't mark variables in
4181 named sections TREE_READONLY.
4183 2005-09-12 Alan Modra <amodra@bigpond.net.au>
4185 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
4188 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
4190 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
4191 V_MUST_DEF instead of just the first_use_p.
4192 Don't mark the virtual variables for renaming on the statement which
4194 (pass_dse): Remove TODO_update_ssa.
4196 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
4199 * stor-layout.c (compute_record_mode): For records with a single
4200 field, actually check the field's mode size against the type size.
4202 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
4203 registers for TARGET_SHMEDIA.
4204 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
4205 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
4206 of GENERAL_REGS and FP_REGS.
4208 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4210 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
4212 2005-09-12 Alan Modra <amodra@bigpond.net.au>
4214 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
4215 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
4216 are omitted. Exclude stack_tie insn too.
4218 2005-09-11 David Edelsohn <edelsohn@gnu.org>
4220 PR rtl-optimization/23098
4221 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
4223 * config/rs6000/rs6000.md (movdf splitter): Use
4224 const_double_operand predicate for TARGET_POWERPC64.
4225 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
4226 SYMBOL_REF method to ABI_V4.
4228 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
4229 replace_equiv_address.
4230 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
4231 rs6000_sr_alias_set and MEM_NOTRAP.
4232 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
4234 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
4236 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
4237 handle CALL_EXPR again.
4239 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
4241 * arm/predicates.md (alignable_memory_operand): Delete.
4243 2005-09-10 Richard Henderson <rth@redhat.com>
4246 * dbxout.c (dbxout_expand_expr): New.
4247 (dbxout_symbol): Use it.
4249 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
4251 * arm.c (arm_gen_rotated_half_load): Delete.
4252 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
4253 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
4254 (thumb_set_return_address): Likewise.
4255 (thumb_load_double_from_address): Use adjust_address.
4256 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
4257 (extendhsisi2_mem, movhi_bytes): Use change_address.
4258 (movhi): Use widen_memory_access.
4259 (reload_out_df): Use replace_equiv_address.
4260 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
4262 2005-09-09 Richard Henderson <rth@redhat.com>
4265 * dbxout.c: Include expr.h.
4266 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
4267 (dbxout_symbol): Handle DECL_VALUE_EXPR.
4268 * Makefile.in (dbxout.o): Add EXPR_H.
4270 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
4272 PR tree-optimization/23509
4273 * tree-cfg.c (replace_uses_by): Use replace_exp.
4274 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
4275 pointers have name_mem_tag or type_mem_tag set.
4277 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
4279 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
4280 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
4281 of wrongly accessing operands.
4283 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
4285 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
4286 * tree-chrec.c: Include tree-scalar-evolution.h.
4287 (chrec_convert): Instantiate the base and step before calling
4288 scev_probably_wraps_p that would fail on parametric evolutions.
4289 Collect all the fails into a single section failed_to_convert,
4290 print a diagnostic, and return chrec_dont_know instead of calling
4292 * tree-scalar-evolution.c (loop_closed_phi_def): New.
4293 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
4295 (scev_const_prop): Don't replace the definition of a loop closed ssa
4296 phi node by itself, or by another loop closed ssa phi node.
4297 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
4298 that base and step are defined.
4300 2005-09-09 Richard Guenther <rguenther@suse.de>
4303 * fold-const.c (fold_ternary): Check truth_value_p before
4304 calling invert_truthvalue.
4306 2005-09-09 Nick Clifton <nickc@redhat.com>
4308 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
4309 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
4310 dimension of these arrays.
4311 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
4313 * longlong.h: Only provide a prototype for the __clz_tab[] array
4314 if this header has not been included from libgcc2.h.
4315 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
4317 Provide prototypes for exported functions.
4318 Use the __clz_tab[] and __popcount_tab[] arrays provided by
4321 2005-09-08 Josh Conner <jconner@apple.com>
4325 * expr.c (expand_expr_addr_expr_1): Don't invoke
4326 expand_simple_binop for EXPAND_INITIALIZER.
4328 2005-09-08 Richard Henderson <rth@redhat.com>
4331 * toplev.c (wrapup_global_declaration_1): Split out ...
4332 (wrapup_global_declaration_2): ... from ...
4333 (wrapup_global_declarations): ... here. Return bool.
4334 (check_global_declaration_1): Split out ...
4335 (check_global_declarations): from here.
4336 (emit_debug_global_declarations): New.
4337 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
4338 check_global_declaration_1, emit_debug_global_declarations): Declare.
4339 * c-decl.c (c_write_global_declarations_1): Don't create a vector
4340 of decls. Call wrapup_global_declaration_1,
4341 wrapup_global_declaration_2, check_global_declaration_1 directly.
4342 (c_write_global_declarations_2): New.
4344 (c_write_global_declarations): Call c_write_global_declarations_2.
4345 * langhooks.c (write_global_declarations): Call
4346 emit_debug_global_declarations.
4348 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
4349 remove decls that have DECL_RTL_SET_P.
4350 * passes.c (rest_of_decl_compilation): Invoke
4351 cgraph_varpool_finalize_decl for all but functions.
4353 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4355 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
4356 the result of a conversion if the new min and max cannot be compared.
4358 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
4360 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
4361 (override_options): Setting s390_sr_alias_set removed.
4362 (save_fpr, save_gprs): Set alias set to vararg or frame.
4363 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
4364 s390_sr_alias_set with get_frame_alias_set ().
4365 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
4366 get_varargs_alias_set ().
4368 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
4372 * c-parser.c (c_parser_objc_method_definition): If the next
4373 token is not "{", error out and don't start the function.
4375 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
4377 * tree-vrp.c (extract_range_from_expr): Move the check for non
4378 nullness after the check for gimple invariant.
4380 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4382 * tree.c (host_integerp, tree_low_cst): Correct function comment.
4384 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4387 * config/m32r.md (movmemsi_internal): Canonicalize order of
4388 operands in PLUS component of template.
4390 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
4392 * reload1.c (fixup_eh_region_note): Remove assertion.
4393 (fixup_abnormal_edges): Reverted removal of call to
4394 find_many_sub_basic_blocks made on 2005-08-31.
4396 2005-09-07 Richard Henderson <rth@redhat.com>
4398 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
4399 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
4400 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
4401 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
4402 rearrange for better packing.
4403 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
4404 (lookup_cfa_1): Remove inline marker.
4405 (cfa_equal_p): Split out of ...
4406 (def_cfa_1): ... here. Use INVALID_REGNUM.
4407 (build_cfa_loc): Handle !cfa->indirect.
4408 (frame_pointer_cfa_offset): New.
4409 (dbx_reg_number): Assert register elimination performed; do
4410 leaf register remapping.
4411 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
4412 (eliminate_reg_to_offset): New.
4413 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
4414 for verifiably local stack frame addresses; re-base to CFA.
4415 (mem_loc_descriptor): Remove can_use_fbreg argument.
4416 (concat_loc_descriptor, loc_descriptor): Likewise.
4417 (containing_function_has_frame_base): Remove.
4418 (rtl_for_decl_location): Don't do register elimination or
4419 leaf register remapping here.
4420 (secname_for_decl): Split out from ..
4421 (add_location_or_const_value_attribute): ... here.
4422 (convert_cfa_to_loc_list): New.
4423 (compute_frame_pointer_to_cfa_displacement): New.
4424 (gen_subprogram_die): Use them.
4425 * tree.h (frame_base_decl): Remove.
4426 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
4427 (prologue_stack_adjust): Remove.
4428 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
4429 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
4430 (set_frame_base_location): Remove.
4431 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
4432 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
4433 (vt_add_function_parameters): Don't eliminate_regs.
4434 (vt_initialize): Don't create frame_base_decl.
4436 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4438 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
4439 version of GNU binutils for 4.x and later.
4441 2005-09-06 Mark Mitchell <mark@codesourcery.com>
4443 * ggc-page.c (ggc_push_context): Remove.
4444 (ggc_pop_context): Likewise.
4445 * ggc.h (ggc_push_context): Remove.
4446 (ggc_pop_context): Likewise.
4448 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4451 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
4452 returning from an interrupt handler.
4454 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4457 * config/arc/arc.c (output_shift): Add check for loop count when
4460 2005-09-06 Steven Bosscher <stevenb@suse.de>
4462 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
4464 (abs_replacement): Likewise.
4465 (pass_phiopt): Remove TODO_update_ssa.
4467 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4470 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
4471 if "return with no value, in function returning non-void" warning
4473 * tree-cfg.c (execute_warn_function_return): Don't look at
4474 RETURN_EXPRs with TREE_NO_WARNING set.
4477 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
4478 for internal functions doesn't use registers used by global registers
4479 variables. Use fewer register parameters if there are global register
4482 2005-09-06 Olivier Hainque <hainque@adacore.com>
4483 Eric Botcazou <ebotcazou@adacore.com>
4486 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
4487 when we would be extracting outside its bit span (bitpos+bitsize
4488 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
4489 Ada unchecked conversions.
4491 2005-09-06 Steven Bosscher <stevenb@suse.de>
4493 * tree-ssa-pre.c (try_look_through_load): New function.
4494 (compute_avail): Use it to try to look through loads for some
4495 more useful expressions.
4497 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4499 * simplify-rtx.c (simplify_binary_operation_1): Correct the
4500 condition for detecting cases like (a&a) and (a^a).
4502 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
4504 * common.opt: Add option ftree-vect-loop-version.
4505 * params.def: Add --param vect-max-version-checks.
4506 * doc/invoke.texi: Document ftree-vect-loop-version and
4507 --param vect-max-version-checks.
4508 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
4509 may_misalign_stmts and defines for accessors.
4510 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
4511 LOOP_VINFO_MAY_MISALIGN_STMTS.
4512 (destroy_loop_vec_info): VEC_free for
4513 LOOP_VINFO_MAY_MISALIGN_STMTS.
4514 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
4515 Update documentation.
4516 (vect_update_misalignment_for_peel): New.
4517 (vect_enhance_data_refs_alignment): Update to choose loop
4518 peeling or loop versioning if appropriate for the (potentially)
4519 unaligned data references in the loop.
4520 (vect_analyze_data_refs_alignment): Remove call to
4521 vect_enhance_data_refs_alignment so the checks can be done
4523 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
4524 and move up call to vect_analyze_data_refs_alignment.
4525 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
4526 (vect_transform_loop): Add call to loop_version.
4528 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4530 PR rtl-optimization/23098
4531 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
4532 * simplify-rtx.c (constant_pool_reference_p): New function.
4533 * rtl.h (constant_pool_reference_p): New prototype.
4534 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
4535 constant_pool_reference_p in condition and
4536 avoid_constant_pool_reference in preparation statements.
4538 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
4540 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
4541 STRICT_LOW_PART SETs.
4543 2005-09-06 Alan Modra <amodra@bigpond.net.au>
4546 * except.c (sjlj_emit_function_enter): Find the function begin
4547 note even when it's not in first basic block.
4549 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
4551 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
4552 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
4553 * aclocal.m4: Regenerate.
4555 2005-09-05 DJ Delorie <dj@redhat.com>
4557 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
4560 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
4562 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
4563 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
4564 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
4565 Follow spelling conventions.
4566 * doc/invoke.texi: Follow spelling conventions.
4568 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4570 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
4571 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
4572 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
4574 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4577 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
4578 (output_stack_adjust): Use gen_tmp_stack_mem.
4579 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
4580 (sh_set_return_address, sh_allocate_initial_value): Likewise.
4581 (sh_get_pr_initial_val): Likewise.
4582 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
4583 (sh_initialize_trampoline): Likewise. Also use adjust_address.
4584 * sh.md (divsi_inv_m0): Use gen_const_mem.
4585 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
4586 (movdf_i4+1): Use gen_tmp_stack_mem.
4587 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
4588 (fpu_switch+2): Likewise.
4589 (movv4sf_i, movv16sf_i): Use adjust_address.
4590 (symGOT_load): Set MEM_NOTRAP_P bit.
4592 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4595 * pa.c (emit_move_sequence): Fix typo in last change.
4597 2005-09-03 Jakub Jelinek <jakub@redhat.com>
4599 PR rtl-optimization/23454
4600 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
4603 2005-09-03 Richard Henderson <rth@redhat.com>
4604 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4607 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
4610 2005-09-02 Nicolas Pitre <nico@cam.org>
4612 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
4613 to bit_count to 32 bits.
4615 2005-08-31 Mark Mitchell <mark@codesourcery.com>
4618 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
4619 generating synthetic loads from volatile lvalues.
4621 005-09-02 Nick Clifton <nickc@redhat.com>
4623 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
4624 __ctzhi2, __clzhi2): New functions.
4626 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
4629 * tree-nested.c (struct var_map_elt): Mark with GTY.
4630 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
4632 (lookup_field_for_decl): Allocate new element in GC memory.
4633 (lookup_tramp_for_decl): Likewise.
4634 (convert_nl_goto_reference): Likewise
4635 (create_nesting_tree): Allocate info in GC memory. Likewise for
4637 (free_nesting_tree): Free with ggc_free instead of free.
4638 (root): New static variable.
4639 (lower_nested_functions): Remove root as local variable. And zero out
4640 root at the end of the function.
4642 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
4644 PR rtl-optimization/20365
4645 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
4646 to short. New member ix.
4647 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
4648 (simplify_plus_minus): Initialize ix members before calling qsort.
4650 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
4652 PR tree-optimization/23626
4653 * tree-cfg.c (replace_uses_by): Clean up eh info.
4655 2005-09-01 DJ Delorie <dj@redhat.com>
4657 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
4660 2005-09-01 David Edelsohn <edelsohn@gnu.org>
4662 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
4663 (rs6000_split_multireg_move): Use replace_equiv_address instead of
4666 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4668 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
4669 do not issue warning for a variable definition following
4672 2005-09-01 Richard Henderson <rth@redhat.com>
4675 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
4676 conversion to CONST_VECTOR.
4678 2005-09-01 Richard Henderson <rth@redhat.com>
4681 * reload1.c (reload_as_needed): Check !CALL_P before calling
4682 fixup_eh_region_note.
4683 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
4685 2005-09-01 DJ Delorie <dj@redhat.com>
4687 * varasm.c (output_constant): Let the target resolve
4688 conversions of addresses to non-default pointer sizes.
4690 2005-09-01 Nicolas Pitre <nico@cam.org>
4692 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
4693 to alow matching ARM pre-indexed addressing mode.
4694 (arm_override_options): Remove now irrelevant comment.
4696 2005-09-01 Phil Edwards <phil@codesourcery.com>
4698 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
4699 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
4700 * config/i386/vxworks.h: Likewise.
4701 * config/i386/t-vxworksae: New file, for VxWorks AE.
4702 * config/i386/vxworksae.h: Likewise.
4704 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
4706 PR tree-optimization/23410
4707 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
4708 sequence is not wrapping during the first step.
4710 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4713 * dwarf2out.c (base_type_die): Compare char_type_node with
4714 TYPE_MAIN_VARIANT (type), not type.
4716 2005-09-01 Richard Guenther <rguenther@suse.de>
4718 PR tree-optimization/15366
4719 * common.opt: Add -finline-functions-called-once.
4720 Put -fearly-inlining in alphabetically ordered place.
4721 * doc/invoke.texi: Document new option.
4722 * ipa-inline.c (cgraph_decide_inlining): Honour
4723 flag_inline_functions_called_once.
4725 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4727 PR rtl-optimization/23478
4728 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
4729 (alloc_qty): Initialize it.
4730 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
4731 (combine_regs): Combine also n_throwing_calls_crossed fields.
4732 (find_free_reg): Don't attempt to caller-save pseudos crossing
4733 calls that might throw.
4734 * global.c (struct allocno): Add throwing_calls_crossed field.
4735 (global_alloc): Revert 2005-08-22 change. Initialize
4736 throwing_calls_crossed.
4737 (find_reg): Don't attempt to caller-save pseudos crossing calls that
4740 2005-09-01 Alan Modra <amodra@bigpond.net.au>
4743 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
4744 (mask64_operand): Reinstate code prior to 2005-06-11 change.
4745 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
4746 (and64_2_operand): Tweak to use predicate.
4747 (and_operand): Adjust for mask_operand changes.
4748 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
4749 (print_operand): Likewise.
4750 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
4751 (mask64_1or2_operand): Delete.
4752 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
4753 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
4754 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
4755 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
4756 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
4757 (rotldi3_internal4): Likewise.
4758 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
4759 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
4760 (ashldi3_internal7): Likewise.
4761 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
4762 (ashldi3_internal, ashldi3_internal9 split): Likewise.
4763 (anddi3 split): Don't match mask64_operand.
4764 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
4765 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
4766 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
4767 't' splitter predicate.
4768 (movdi_internal64 + 2): Revert 2005-06-11 change.
4770 2005-08-31 DJ Delorie <dj@redhat.com>
4772 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
4773 (m32c_asm_integer): Add support for 32 bit pointers.
4775 2005-08-31 Richard Henderson <rth@redhat.com>
4777 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
4778 component-like references for setting MEM_NOTRAP_P.
4780 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
4781 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
4783 2005-08-31 Richard Henderson <rth@redhat.com>
4785 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
4786 into a pseudo before applying gen_lowpart.
4788 2005-08-31 Geoffrey Keating <geoffk@apple.com>
4790 * doc/install.texi (Specific): Update cctools version required
4791 for full functionality.
4792 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
4793 linkers as -macosx_version_min.
4795 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
4798 * sh.c (print_operand, %R and %S): Add handling of floating point
4799 registers, memory, constants and invalid operands.
4801 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
4803 * ipa-pure-const.c: Change dump name.
4805 2005-08-31 Uros Bizjak <uros@kss-loka.si>
4808 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
4809 to "reg_or_0_operand".
4810 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
4812 2005-08-31 Dale Johannesen <dalej@apple.com>
4814 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
4815 loops that count down.
4817 2005-08-31 Richard Henderson <rth@redhat.com>
4820 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
4821 (fixup_eh_region_note): New.
4822 (reload_as_needed): Call it.
4823 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
4824 don't call find_many_sub_basic_blocks; call verify_flow_info.
4825 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
4826 (keep_stack_depressed): Likewise.
4827 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
4829 2005-08-31 Richard Henderson <rth@redhat.com>
4831 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
4834 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
4836 * expr.c (expand_expr_real_1): Compare size of address
4837 mode to target's address mode size in deciding expansion of
4838 the constant address.
4840 2005-08-31 Richard Guenther <rguenther@suse.de>
4843 * expr.c (all_zeros_p): New function.
4844 (expand_expr_real_1): Handle the case of an all-zero
4845 non-addressable constructor separately.
4847 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
4849 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
4850 arguments, adjust all callers.
4851 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
4853 2005-08-30 Richard Henderson <rth@redhat.com>
4856 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
4857 whenever the mode sizes match.
4859 2005-08-31 Alan Modra <amodra@bigpond.net.au>
4861 * calls.c (load_register_parameters): Fix comment typo.
4862 * expr.c (emit_push_insn): Comment formatting.
4864 2005-08-30 Ian Lance Taylor <ian@airs.com>
4866 * config/i386/x-cygwin (host-cygwin): Change dependency from
4867 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
4869 2005-08-29 Geoffrey Keating <geoffk@apple.com>
4871 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
4874 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
4877 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
4878 call to ggc_collect.
4880 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
4883 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
4884 beginning. Remove $(INCLUDES) from all the rules, if following
4885 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
4887 2005-08-29 Jakub Jelinek <jakub@redhat.com>
4890 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
4891 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
4892 not constant, but maxlen is, don't set len to maxlen, rather
4893 set maxlen to len if len is a constant.
4895 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
4897 PR tree-optimization/23475
4898 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
4901 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
4903 Fix PR middle-end/22455
4905 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
4906 Checksum only the parts of the tree that exist for the tree code.
4908 2005-08-28 Dale Johannesen <dalej@apple.com>
4910 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
4912 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
4914 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
4916 2005-08-28 Richard Henderson <rth@redhat.com>
4918 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
4919 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
4922 2005-08-28 Jakub Jelinek <jakub@redhat.com>
4925 * builtins.c (get_memory_rtx): Don't strip nops
4926 in between COMPONENT_REFs.
4928 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
4931 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
4933 (gimplify_modify_expr): Check for zero sized types and gimplify the
4934 rhs and lhs as statements.
4936 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
4939 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
4940 state for return address column of signal frames.
4942 2005-08-27 David Edelsohn <edelsohn@gnu.org>
4945 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
4946 bytes >= 2 not bytes == 2.
4947 (expand_block_move): Same.
4949 2005-08-27 Richard Guenther <rguenther@suse.de>
4952 * config/i386/sse.md (sse2_movsd): Add missing closing
4955 2005-08-27 Paul Brook <paul@codesourcery.com>
4957 * genrecog.c (enum decision_type): Add DT_num_insns.
4958 (struct decision_test): Add u.num_insns.
4959 (add_to_sequence): Add DT_num_insns test.
4960 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
4961 (write_cond, debug_decision_2): Ditto.
4962 (change_state): Assume peep2_next_insn never fails.
4963 Remove "afterward" argument.
4964 (write afterward, write_tree): Update to match.
4965 * recog.c (peep2_current_count): New variable.
4966 (peep2_next_insn): Check it.
4967 (peephole2_optimize): Set peep2_current_count.
4968 * recog.h (peep2_current_count): Declare.
4970 2005-08-26 Josh Conner <jconner@apple.com>
4973 * ipa-pure-const.c (check_tree): Check for volatile-ness
4974 when considering a dereference.
4976 2005-08-27 Jakub Jelinek <jakub@redhat.com>
4978 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
4980 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4982 PR rtl-optimization/23561
4983 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
4984 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
4985 at most LEN bytes long memory fits into the field.
4986 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
4987 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
4988 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
4990 2005-08-26 Richard Henderson <rth@redhat.com>
4993 * loop.c (biased_biv_may_wrap_p): New.
4994 (maybe_eliminate_biv_1): Use it to suppress non-equality
4995 comparison transformations. Delete disabled code.
4997 2005-08-26 Ian Lance Taylor <ian@airs.com>
4999 * combine.c (make_extraction): Avoid reference outside object.
5001 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
5003 * stor-layout.c (finalize_type_size): Restore behaviour for
5004 non-aggregate types to the status quo ante of the patch for
5005 pr 23467. Document why it matters.
5007 2005-08-26 Jakub Jelinek <jakub@redhat.com>
5010 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
5011 array by one element, initialize the BT_LAST element with NULL.
5013 2005-08-26 David Edelsohn <edelsohn@gnu.org>
5015 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
5016 optimizing for size.
5018 (compare_plus_eqsi): Same.
5019 (plus_eqsi_compare): Same.
5020 (neg_eq0<mode>): Same.
5021 (neg_eq<mode>): Same.
5023 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
5026 2005-08-26 Nick Clifton <nickc@redhat.com>
5028 * config/v850/v850.c (ep_memory_operand): Return FALSE if
5029 TARGET_EP is not defined.
5030 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
5031 TARGET_EP is enabled.
5032 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
5033 * config/v850/v850.md (save_all_interrupt): Only use the EP
5034 register if TARGET_EP is defined.
5035 (restore_all_interrupt): Likewise.
5036 * config/v850/lib1funcs.asm: Update functions so that the EP
5037 register is only used if __EP__ is defined.
5039 2005-08-26 David Ung <davidu@mips.com>
5041 * config/mips/mips.c (mips_expand_prologue): Handle case when
5042 generating for MIPS16 and the outgoing argument area is more than
5043 SMALL_OPERAND. Use the frame pointer as temporary to generate the
5046 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
5048 * config/crx/crx.md: Make doloop_end pattern usage controllable
5049 via mloop-nesting=<max-nesting> command line switch. Make sure
5050 the combiner cannot use doloop_end_<mode> in an illegal way.
5051 * config/crx/crx.c: Use regs up to r6 for argument passing.
5052 Refine crx_address_cost (non cst4 displacements are expensive).
5053 * config/crx/crx.opt: Add switch for mloop-nesting=.
5055 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
5057 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
5058 (UNSPEC_MVST): New constant.
5060 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
5062 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
5063 Reject operands containing eliminable registers.
5064 * testsuite/gcc.dg/20050825-1.c: New testcase.
5066 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5067 Jan Hubicka <jh@suse.cz>
5069 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
5071 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5073 PR tree-optimization/23546
5074 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
5077 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
5079 * params.def (PARAM_MIN_SPEC_PROB): New.
5080 * sched-rgn.c (MIN_PROBABILITY): Delete.
5081 (compute_trg_info): Convert to PARAM_VALUE.
5082 * doc/invoke.texi (param): Document min-spec-prob.
5084 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
5086 * config/darwin.h: define __PIC__
5087 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
5088 TARGET_OS_CPP_BUILTINS macro.
5090 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5092 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
5095 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
5097 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
5099 * cfghooks.c (duplicate_block): Added position where to place
5100 new block as argument.
5101 * cfghooks.h (duplicate_block): Declaration changed.
5102 * cfglayout.c (copy_bbs): Add argument after. Pass it to
5104 * cfglayout.h (copy_bbs): Declaration changed.
5105 * cfgloop.h (loop_version): Declaration changed.
5106 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
5107 position to copy_bbs.
5108 (loop_version): Pass position to duplicate_loop_to_header_edge.
5109 Add place_after argument and position new blocks according to
5111 * modulo-sched.c (sms_schedule): Pass place_after argument
5113 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
5114 * tree-cfg.c (split_edge_bb_loc): New function.
5115 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
5116 to determine position of new blocks.
5117 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
5119 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
5120 argument to duplicate_block.
5121 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
5122 Pass position to copy_bbs.
5124 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
5126 * fold-const.c (ptr_difference_const): Use
5127 cst_and_fits_in_hwi instead of host_integerp.
5129 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5131 * config/darwin.c (gen_pic_offset): New.
5132 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
5135 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
5137 PR tree-optimization/23486
5138 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
5140 2005-08-23 Phil Edwards <phil@codesourcery.com>
5142 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
5143 remove use_collect2.
5144 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
5146 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
5147 configuration files to override the default value.
5149 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
5150 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
5151 * config/vx-common.h: New file, split out from...
5152 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
5153 * config/vxworksae.h: New file, for VxWorks AE.
5154 * config/vxworks.opt: New file.
5155 * config/vxlib.c: Update for VxWorks 6.
5157 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
5158 other MULTILIB_* variables appropriately.
5159 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
5160 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
5161 * config/rs6000/vxworks.h: Update for VxWorks 6.
5162 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
5164 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
5167 * config/darwin.c (machopic_select_section): Remove the hack to
5168 mark "::operator new" and "::operator delete" for coalescing
5169 even though they are not weak.
5171 2005-08-24 Alan Modra <amodra@bigpond.net.au>
5173 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
5174 * configure: Regenerate.
5176 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
5179 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
5181 * convert.c (convert_to_integer, convert_to_vector): Likewise.
5182 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
5185 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
5187 * config/rs6000/predicates.md (equality_operator): New.
5188 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
5189 comparison with a large constant.
5191 2005-08-23 Mark Mitchell <mark@codesourcery.com>
5193 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
5195 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
5197 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
5198 registers is even, and we have a hardware double precision fp,
5200 (sh_gimplify_va_arg_expr): For floating point arguments, consider
5201 size of current argument when checking if argument was passed in
5204 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
5207 * stor-layout.c (finalize_type_size): Dont override
5208 existing alignment with a smaller alignment from the mode.
5210 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
5212 * lambda-code.c (lambda_vector_lexico_pos): Moved...
5213 * lambda.h (lambda_vector_lexico_pos): ... here.
5214 * tree-data-ref.c (build_classic_dist_vector): Return false when
5215 the distance vector is lexicographically negative.
5217 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
5219 PR tree-optimization/23511
5220 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
5221 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
5223 2005-08-23 Jakub Jelinek <jakub@redhat.com>
5225 PR tree-optimization/22043
5226 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
5227 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
5228 If ALLOW_FLEXARR, handle types ending with flexible array member.
5229 Pass false as second argument to recursive count_type_elements calls.
5230 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
5231 argument to count_type_elements call.
5232 * tree-sra.c (decide_block_copy): Likewise.
5233 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
5234 for a constant-sized object, set cleared as well. Pass true as
5235 second argument to count_type_elements call.
5237 2005-08-23 Alan Modra <amodra@bigpond.net.au>
5240 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
5241 from legitimate_small_data_p, and make global. Update use.
5242 Remove forward declaration.
5243 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
5245 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
5247 2005-08-23 David Edelsohn <edelsohn@gnu.org>
5249 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
5250 of scratch intermediates.
5251 (eq<mode>_compare): Same.
5252 (neg_eq0<mode>): New.
5253 (neg_eq<mode>): Convert to define_insn_and_split.
5255 2005-08-23 Alan Modra <amodra@bigpond.net.au>
5258 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
5259 stdarg functions, set/clear the fp marker even when no variable
5261 * config/rs6000/sysv4.opt (mprototype): Describe.
5263 2005-08-22 Jakub Jelinek <jakub@redhat.com>
5265 PR rtl-optimization/23478
5266 * regs.h (reg_info): Add throw_calls_crossed.
5267 (REG_N_THROWING_CALLS_CROSSED): Define.
5268 * flow.c (allocate_reg_life_data): Initialize
5269 REG_N_THROWING_CALLS_CROSSED.
5270 (propagate_one_insn, attempt_auto_inc): Update
5271 REG_N_THROWING_CALLS_CROSSED.
5272 * global.c (global_alloc): Don't allocate pseudos across
5273 calls that may throw.
5275 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
5278 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
5279 value is inbetween the range if we did not find an exact match.
5281 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
5283 * doc/invoke.texi (Option Summary): Add ms1 options.
5284 * doc/extend.texi: Document interrupt handler attribute for ms1.
5285 * doc/md.texi: Document ms1 constraints.
5286 * config.gcc: Add ms1-*-elf.
5287 * config/ms1/ms1.h: New.
5288 * config/ms1/ms1.c: New.
5289 * config/ms1/ms1.md: New.
5290 * config/ms1/ms1-protos.h: New.
5291 * config/ms1/ABI.txt: New.
5292 * config/ms1/crti.asm: New.
5293 * config/ms1/crtn.asm: New.
5294 * config/ms1/lib2extra-funcs.c: New.
5295 * config/ms1/t-ms1: New.
5296 * config/ms1/ms1.opt: New.
5298 2005-08-22 Ira Rosen <irar@il.ibm.com>
5300 * config/rs6000/altivec.md (xorv4sf3): New.
5301 (negv4sf2, neg<mode>2): Likewise.
5303 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
5306 * config/ia64/ia64.md (divsi3): Check divide by zero.
5307 (udivsi3): Likewise.
5309 (udivdi3): Likewise.
5311 2005-08-21 Jakub Jelinek <jakub@redhat.com>
5313 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
5314 up to elem_bitsize bits, not max_bitsize.
5316 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
5318 PR tree-optimization/23433
5319 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
5320 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
5322 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
5324 PR tree-optimization/23434
5325 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
5326 the iteration bound is not an INTEGER_CST.
5328 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
5330 * tree-vect-transform.c (get_initial_def_for_reduction): Set
5331 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
5332 NULL if need_epilog_adjust is false.
5333 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
5334 Case 3 always peels first itration, not just for PLUS case, and no need
5335 to use scalar_initial_def here. Create an epilog adjustment only if
5336 scalar_initial_def is not NULL.
5338 (vectorizable_reduction): Remove assert.
5340 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
5343 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
5344 (__moddi3): Likewise.
5345 (__udivdi3): Likewise.
5346 (__umoddi3): Likewise.
5347 (__divsi3): Likewise.
5348 (__modsi3): Likewise.
5349 (__udivsi3): Likewise.
5350 (__umodsi3): Likewise.
5352 2005-08-20 Jakub Jelinek <jakub@redhat.com>
5354 * tree-pass.h (TDF_GRAPH): Define.
5355 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
5356 * passes.c (finish_optimization_passes): Only call
5357 finish_graph_dump_file if TDF_GRAPH is set.
5358 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
5359 NULL. Set TDF_GRAPH bit.
5360 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
5362 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
5364 * arm.h (arm_stack_offsets): Add locals_base field.
5365 * arm.c (arm_get_frame_offsets): Compute it.
5366 (thumb_compute_initial_elimination offset): Make the Thumb frame
5367 pointer point to the base of the local variables.
5368 (thumb_expand_prologue): Update accordingly.
5369 (thumb_expand_epilogue): Likewise.
5371 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
5372 mode of clobbered scratch to DImode. Handle a case that's known to
5375 2005-08-19 David Edelsohn <edelsohn@gnu.org>
5377 * config/rs6000/rs6000.md (gt0<mode>): Delete.
5378 (gt0<mode>_compare): Delete.
5379 (neg_gt0<mode>): Delete.
5381 2005-08-19 Eric Christopher <echristo@apple.com>
5383 * optabs.h: Change CTI_ to COI_.
5386 2005-08-19 James E Wilson <wilson@specifix.com>
5388 * builtins.c (expand_builtin_return_addr): Set
5389 current_function_accesses_prior_frames when count != 0. Use
5390 frame_pointer_rtx when count == 0.
5391 * function.h (struct function): Add accesses_prior_frames field.
5392 (current_function_accesses_prior_frames): Define.
5393 * reload1.c (init_elim_table): Check
5394 current_function_accesses_prior_frames.
5395 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
5397 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5399 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
5400 indicator. Return true if the flowgraph changed during
5403 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5406 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
5407 conditional expression before testing its value.
5409 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5411 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
5413 2005-08-19 Devang Patel <dpatel@apple.com>
5415 PR tree-optimization/23048
5416 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
5417 third parameter. Check whether latch is dominated by exit
5419 (if_convertible_loop_p): Supply exit block itself to
5420 if_convertible_bb_p.
5422 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5425 * arm.md (arm_load_pic_register): Change argument to the mask of
5426 saved registers. Call thumb_find_work_register if we need a
5427 scratch register on Thumb.
5428 (arm_expand_prologue): Pass empty register set to
5429 arm_load_pic_register.
5430 (thumb_expand_prologue): Pass live_regs_mask directly to
5431 arm_load_pic_register.
5432 * arm-protos.h (arm_load_pic_register): Update prototype.
5434 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
5436 * sh.c (find_sole_member): New function.
5437 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
5438 if the record's alignment is larger than the size of its only member.
5440 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5443 * arm.c (thumb_legitimize_reload_address): New function.
5444 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
5445 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
5447 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
5449 * config/crx/crx.c: Implement crx_decompose_address. Reject
5450 symbolic displacements since CRX register relative adressing
5451 mode can't handle unsigned 32-bit values as displacements.
5452 * config/crx/crx.h: Simplify definitions, remove redundant
5453 parenthesis and obsolete macros.
5454 * config/crx/crx.opt: Add new switch for debugging addresses.
5455 * config/crx/crx-protos.h: Add new declarations for above.
5457 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
5460 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
5463 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5465 * collect2.c (dup2): Delete.
5466 * configure.ac: Don't check for dup2.
5468 * config.in, configure: Regenerate.
5470 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
5472 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
5473 record with the type of its only member.
5475 2005-08-18 David Edelsohn <edelsohn@gnu.org>
5477 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
5478 define_insn_and_split.
5479 (plus_ltu<mode>_compare): Same.
5480 (gtu<mode>_compare): Same.
5481 (plus_gtu<mode>_compare): Same.
5483 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
5485 PR tree-optimization/22228
5486 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
5488 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
5489 are recorded in vect_vnames_to_rename for renaming.
5490 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
5491 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
5492 in vect_vnames_to_rename.
5493 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
5494 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
5496 2005-08-18 Jan Hubicka <jh@suse.cz>
5499 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
5500 info only for local statics, not for member variables.
5502 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5504 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
5506 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5508 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
5510 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
5513 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
5515 2005-08-17 James E Wilson <wilson@specifix.com>
5517 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5520 2005-08-17 David Edelsohn <edelsohn@gnu.org>
5522 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
5523 (leu<mode>_compare): Same.
5524 (plus_leu<mode>): Same.
5525 (neg_leu<mode>): Same.
5526 (and_neg_leu<mode): Same.
5527 (ltu<mode>_compare): Same.
5528 (plus_ltu<mode>): Same.
5530 (geu<mode>_compare): Same.
5531 (plus_geu<mode>): Same.
5532 (neg_geu<mode>): Same.
5533 (and_neg_geu<mode>): Same.
5534 (plus_gt<mode>): Same.
5535 (gtu<mode>_compare): Same.
5536 (plus_gtu<mode>): Same.
5538 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
5540 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
5541 Move call_table_data to end. Delete spurious .text.
5542 (callt_save_all_interrupt): Fix comment typo.
5544 2005-08-17 James E Wilson <wilson@specifix.com>
5545 Kevin Winchester <winchester@amirix.com>
5548 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
5550 2005-08-17 Uros Bizjak <uros@kss-loka.si>
5553 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
5554 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
5556 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
5558 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
5559 record with the type of its only member if the modes don't match.
5561 * varasm.c (decode_reg_name): Skip empty additional register names.
5563 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
5565 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
5566 lsm_tmp_name_length): New.
5567 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
5568 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
5570 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5571 Andreas Krebbel <krebbel1@de.ibm.com>
5573 * config.gcc: Added z9-109 switch.
5574 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
5575 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
5576 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
5577 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
5578 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
5579 for "z9_109" cpu attribute.
5580 * config/s390/s390.c (z9_109_cost): New processor cost structure.
5581 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
5582 (s390_handle_arch_option): Added z9-109 switch.
5583 (override_options): Set respective cost function for z9-109.
5584 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
5585 (legitimate_reload_constant_p): Accept extended immediates.
5586 (print_operand): Three new output modifiers added: k, m and o.
5587 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
5588 (s390_output_mi_thunk): Use extended immediate when possible.
5589 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
5590 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
5591 (CONSTRAINT_LEN): Added length of O constraint.
5592 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
5593 * config/s390/s390.md ("cpu"): New value z9_109 added.
5594 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
5595 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
5596 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
5597 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
5598 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
5599 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
5600 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
5601 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
5602 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
5603 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
5604 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
5605 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
5606 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
5607 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
5608 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
5610 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
5611 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
5612 insns for TARGET_EXTIMM.
5614 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
5616 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
5618 2005-08-17 Nick Clifton <nickc@redhat.com>
5620 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
5621 Call default_encode_section_info.
5623 2005-08-17 Steven Bosscher <stevenb@suse.de>
5625 PR tree-optimization/21574
5626 * tree-ssa-ccp.c (likely_value): If the right hand side is a
5627 constant, return CONSTANT.
5628 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
5629 (ccp_fold, visit_assignment): Likewise.
5630 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
5632 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5634 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
5635 fold_buildN instead of buildN then fold_initializer or fold.
5636 (build_unary_op): Likewise.
5637 (build_binary_op): Likewise.
5638 * fold-const.c (fold_initializer): Remove.
5639 (fold_build1_initializer): New function.
5640 (fold_build2_initializer): New function.
5641 (fold_build3_initializer): New function.
5642 * tree.h (fold_initializer): Remove.
5643 (fold_build1_initializer): New function.
5644 (fold_build2_initializer): New function.
5645 (fold_build3_initializer): New function.
5647 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5649 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
5650 (try_move_mult_to_index): Call fold_build2 instead of build2.
5651 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
5652 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
5653 fold_binary_to_constant.
5654 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
5656 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
5657 check if A == gcd (A, B). Remove TYPE argument.
5658 (analyze_offset) Use fold_build2 instead of fold (build.
5659 (create_data_ref): Likewise.
5660 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
5661 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
5664 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
5666 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
5667 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
5669 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
5672 * gimplify.c (zero_sized_type): New function.
5673 (gimplify_modify_expr_rhs): If we have a zero sized type,
5674 replace the statement with an empty statement.
5676 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
5678 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
5681 2005-08-16 Ian Lance Taylor <ian@airs.com>
5683 * doc/tm.texi (Label Output): Correct typo.
5685 2005-08-16 Steven Bosscher <stevenb@suse.de>
5688 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
5689 force_operand will work later on using have_insn_for.
5691 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5693 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
5695 2005-08-16 Ian Lance Taylor <ian@airs.com>
5698 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
5699 vector type, don't try to construct it element by element. Add an
5700 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
5702 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5704 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
5706 2005-08-16 Geoffrey Keating <geoffk@apple.com>
5708 * doc/invoke.texi (Precompiled Headers): Document some more options
5709 which are known to be safe.
5711 2005-08-16 James E Wilson <wilson@specifix.com>
5713 PR tree-optimization/21105
5714 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5715 TREE_OVERFLOW check.
5717 2005-08-16 David Edelsohn <edelsohn@gnu.org>
5719 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
5720 (neg_ltu<mode>): Same.
5722 (neg_gtu<mode>): Same.
5724 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5726 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
5727 (fold_builtin_isdigit): Use fold_buildN.
5728 (build_function_call_expr): Likewise.
5729 * c-typeck.c (c_finish_loop): Likewise.
5731 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
5732 Richard Shann <rshann@superh.com>
5734 PR middle-end/20396:
5735 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
5737 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
5739 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
5741 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
5744 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
5745 arm_compure_save_reg0_reg12_mask to determine when the PIC register
5748 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5751 * fold-const.c (build_range_check): Disable optimization for function
5752 pointer expressions on targets that require function pointer
5755 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
5757 * simplify-rtx.c (simplify_const_relational_operation): When
5758 extracting arguments of a COMPARE, recompute the mode as well.
5760 2005-08-15 Ian Lance Taylor <ian@airs.com>
5762 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
5764 2005-08-15 DJ Delorie <dj@redhat.com>
5766 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
5768 (movsi_splittable): Allow, but split, moves to the stack.
5769 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
5772 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5774 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
5775 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
5776 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
5778 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
5779 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
5780 Delete HOST_PTR_PRINTF.
5782 * configure, config.in: Regenerate.
5784 2005-08-15 David Edelsohn <edelsohn@gnu.org>
5786 * config/rs6000/rs6000.md (QHSI): New mode macro.
5787 (wd): Extend mode attr for QImode and HImode
5788 (dbits): New mode attr.
5789 (zero_extend<mode>di2): Convert to mode macro.
5791 2005-08-15 Steve Ellcey <sje@cup.hp.com>
5794 * doc/invoke.texi (-mgnu-ld): Update description.
5797 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5800 * Makefile.in (tree-chrec.o): Depends on real.h.
5801 * tree-chrec.c: Include real.h.
5802 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
5803 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
5804 * tree-scalar-evolution.c (add_to_evolution_1,
5805 interpret_rhs_modify_expr): Ditto.
5807 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5810 * tree-data-ref.c (estimate_niter_from_size_of_data): When
5811 step is negative compute the estimation from init downwards to zero.
5813 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
5815 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
5817 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5819 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
5821 (legitimate_reload_constant_p): Fix handling of lliXX operands.
5822 Accept double-word constants that can be split.
5823 * config/s390/s390.md ("movti"): Use 'P' constraint.
5824 ("*movdi_31", "*movdf_31"): Likewise.
5826 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
5828 Fix PR tree-optimization/22615
5830 * tree-ssa-structalias.c (solution_set_add): Handle
5831 first_vi_for_offset returning NULL.
5832 (do_da_constraint): Ditto.
5833 (do_sd_constraint): Ditto.
5834 (do_ds_constraint): Ditto
5835 (find_func_aliases): Ditto.
5836 (build_constraint_graph): RHS is allowed be ANYTHING.
5837 (first_vi_for_offset): Return NULL if we couldn't find anything at
5840 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5842 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
5843 over memory as first operand.
5845 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
5848 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
5849 available for setting it.
5851 2005-08-14 Ira Rosen <irar@il.ibm.com>
5853 PR tree-optimization/23320
5854 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
5855 data-refs' types instead of base object nullness. Add check for
5856 pointer type data-refs before first location comparison. Remove
5859 2005-08-14 Andreas Schwab <schwab@suse.de>
5861 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
5863 2005-08-13 James E Wilson <wilson@specifix.com>
5865 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
5866 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
5867 -fstack-protector-all, --param ssp-buffer-size): Document.
5868 (-Wvariadic-macros): Alphabetize.
5869 (-fsched-stalled-insns-dep): Add missing 'f'.
5871 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
5874 2005-08-13 David Edelsohn <edelsohn@gnu.org>
5876 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
5877 or indirect address operand.
5878 (EXTRA_ADDRESS_CONSTRAINT): New.
5879 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
5881 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
5883 PR tree-optimization/22236
5884 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
5885 successors and predecessors.
5886 * tree-chrec.c (chrec_convert): Before converting, check that
5887 sequences don't wrap.
5888 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
5889 (analyze_array): Extern.
5890 (find_data_references_in_loop): Remove call to
5891 compute_estimated_nb_iterations.
5892 * tree-data-ref.h (analyze_array): Declared.
5893 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
5894 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
5895 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
5896 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
5898 * tree-ssa-loop-ivcanon.c: Fix documentation.
5899 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
5900 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
5901 (infer_loop_bounds_from_undefined): New.
5902 (estimate_numbers_of_iterations_loop): Use
5903 infer_loop_bounds_from_undefined.
5904 (used_in_pointer_arithmetic_p): New.
5905 (scev_probably_wraps_p): Pass an extra parameter. Call
5906 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
5907 (convert_step): Fix documentation.
5908 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
5909 Use initial_condition_in_loop_num and evolution_part_in_loop_num
5910 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
5911 scev_probably_wraps_p.
5913 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5915 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
5916 (s390_register_info): Ignore clobbered_regs information for fixed
5917 registers, and only fixed registers.
5918 (s390_init_frame_layout): Remove redundant call.
5920 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
5922 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
5923 description of -Wold-style-casts.
5925 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5926 Jakub Jelinek <jakub@redhat.com>
5928 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5929 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
5930 * config/s390/s390.c (print_operand): New output modifier 'G' added.
5931 (get_thread_pointer): Renamed to s390_get_thread_pointer.
5932 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
5933 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
5934 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
5935 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5936 ("stack_protect_set", "stack_protect_test"): New expanders.
5937 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
5938 "stack_protect_testdi"): New insn definitions.
5940 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5942 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
5944 2005-08-12 Paul Brook <paul@codesourcery.com>
5946 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
5948 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5950 * config/s390/predicates.md (setmem_operand): New predicate.
5951 (shift_count_operand): Accept ANDs with special constants as
5953 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
5954 with special constants.
5955 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
5956 shift_count_operand with setmem_operand.
5958 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5960 * config/s390/s390.c (s390_extract_part, s390_single_part):
5962 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
5963 (s390_output_mi_thunk): Don't use lg on 31 bit.
5964 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
5965 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
5967 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5969 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
5970 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
5971 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
5972 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
5973 with one of the new macros.
5975 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5977 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
5978 Don't set save_return_addr_p.
5979 (s390_register_info): Make clobbered_regs not depending on
5982 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5984 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
5985 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
5987 2005-08-11 James E. Wilson <wilson@specifix.com>
5989 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
5991 2005-08-11 Jakub Jelinek <jakub@redhat.com>
5993 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
5994 locations gathered by var-tracking in single entry loc_list
5995 over loc_descriptor_from_tree.
5997 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
5998 pass it down to loc_descriptor.
5999 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
6000 (containing_function_has_frame_base): Move earlier in the file.
6001 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
6002 instead of always assuming fbreg can't be used.
6004 2005-08-11 David Edelsohn <edelsohn@gnu.org>
6006 * config/rs6000/altivec.md: Change constraint "m" to "Z".
6007 * config/rs6000/predicates.md (indexed_or_indirect_operand):
6008 Accept address wrapped in AND for Altivec.
6009 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6010 Strip AND wrapping offset address for Altivec.
6012 2005-08-11 Richard Henderson <rth@redhat.com>
6015 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
6016 before using TYPE_IS_SIZETYPE.
6018 2005-08-11 Richard Henderson <rth@redhat.com>
6021 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
6022 insn types not present on ev4.
6023 (alphaev5_insn_pipe): Similarly.
6025 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
6028 * arm.c (arm_override_options): If the user has selected callee-super-
6029 interworking, then enable normal interworking.
6031 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6033 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
6036 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
6038 * doc/rtl.texi: Fix two typos.
6040 2005-08-11 Richard Guenther <rguenther@suse.de>
6043 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
6044 cases where we call to/from functions returning void.
6046 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
6049 * tree.c (build_pointer_type_for_mode): Robustify.
6051 2005-08-10 James E Wilson <wilson@specifix.com>
6053 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
6054 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
6056 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
6059 2005-08-10 Eric Christopher <echristo@apple.com>
6061 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
6062 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
6065 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
6068 * config/darwin.c (machopic_indirect_data_reference): Use a new register
6069 for the high part when generating dynamic-no-pic code.
6071 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
6073 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
6074 (x86_64-*-linux*): Likewise.
6076 * config/i386/crtfastmath.c: New file.
6077 * config/i386/t-crtfm: Likewise.
6079 * config/i386/linux.h (ENDFILE_SPEC): New.
6080 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
6082 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
6085 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
6087 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
6088 (vec_shl, vec_shr): Document new operations.
6089 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
6091 2005-08-10 David Edelsohn <edelsohn@gnu.org>
6093 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
6094 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
6095 change predicate to indexed_or_indirect_address.
6097 2005-08-10 Richard Sandiford <richard@codesourcery.com>
6099 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
6100 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
6101 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
6102 and __aeabi_uwrite8.
6103 * config/arm/unaligned-funcs.c: New file.
6104 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
6106 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
6108 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
6110 * cfglayout.c (pass_insn_locators_initialize): Add dump.
6111 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
6113 * except.c (pass_convert_to_eh_region_ranges): Add dump.
6114 * final.c (pass_shorten_branches): Add dump.
6115 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
6116 (pass_life): Rename dump.
6117 (rest_of_handle_flow2): Remove initial verify_flow_info.
6118 * function.c (pass_instantiate_virtual_regs): Add dump.
6119 * integrate.c (pass_initial_value_sets): Add dump.
6120 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
6121 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
6122 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
6123 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
6124 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
6125 gate_rtl_unrool_and_peel_loops): New.
6126 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
6127 rtl_doloop): Do not look at flags.
6128 * mode-switching.c (pass_mode_switching): Add dump.
6129 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
6130 pass_split_before_regstack): Add dump.
6131 * regmove.c (pass_stack_adjustments): Add dump.
6132 * tree-optimize.c (pass_fixup_cfg): Add dump.
6134 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6137 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
6138 deciding which instruction sequence to use.
6140 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
6142 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
6143 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
6145 2005-08-09 Richard Guenther <rguenther@suse.de>
6147 * c-common.c (builtin_function_2): Remove.
6148 (def_builtin_1): New function.
6149 (c_common_nodes_and_builtins): Use def_builtin_1 to
6150 build builtin functions.
6152 2005-08-09 Jie Zhang <jie.zhang@analog.com>
6154 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
6155 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6156 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
6159 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
6161 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
6162 fold_binary instead of fold_build2 since we don't care about the
6164 (loop_niter_by_eval): Likewise.
6165 (compare_trees): Likewise.
6166 (proved_non_wrapping_p): Likewise.
6168 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
6172 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
6173 if the if is really empty.
6175 2005-08-09 Steven Bosscher <stevenb@suse.de>
6177 PR tree-optimization/23234
6178 * tree-ssa-math-opts.c (place_reciprocal): New enum.
6179 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
6180 argument of the new enum.
6181 (execute_cse_reciprocals): Add reciprocals for function arguments
6182 on the unique successor edge of the entry block. Update other calls
6183 to execute_cse_reciprocals_1.
6185 2005-08-08 Richard Henderson <rth@redhat.com>
6188 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
6190 2005-08-08 Bob Wilson <bob.wilson@acm.org>
6192 * expr.c (write_complex_part): Return after handling MEM.
6194 2005-08-08 Josh Conner <jconner@apple.com>
6196 PR rtl-optimization/23241
6197 * combine.c (simplify_comparison): Fix error in determining
6198 whether to lift a subreg from comparison.
6200 2005-08-08 David Edelsohn <edelsohn@gnu.org>
6203 * config/rs6000/altivec.md (vec_init<mode>): New.
6204 (vec_set<mode>): New.
6205 (vec_extract<mode>): New.
6206 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
6207 (rs6000_expand_vector_set): New.
6208 (rs6000_expand_vector_extract): New.
6209 (rs6000_legitimate_offset_address_p): Offset addresses are valid
6210 for Altivec modes before reload.
6211 (altivec_expand_vec_init_builtin): New.
6212 (get_element_number): New.
6213 (altivec_expand_vec_set_builtin): New.
6214 (altivec_expand_vec_ext_builtin): New.
6215 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
6217 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
6219 * config/rs6000/rs6000.h (rs6000_builtins): Add
6220 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
6221 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
6222 * config/rs6000/rs6000-protos.h: Declare new functions.
6224 2005-08-08 Jan Hubicka <jh@suse.cz>
6226 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
6227 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
6228 * i386.md (movdi*): Use pic_32bit_operand.
6229 * predicates.md (pic_32bit_operand): New.
6231 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
6234 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
6236 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
6238 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
6239 (test_for_singularity): Use fold_build2.
6241 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6243 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
6245 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
6247 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
6248 (COMMON_ASM_OP) Define.
6249 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
6250 (ix86_encode_section_info): Likewise.
6251 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
6252 SUBTARGET_ENCODE_SECTION_INFO.
6254 2005-08-06 Richard Henderson <rth@redhat.com>
6257 * tree-nested.c (convert_local_reference): Save and restore val_only
6258 around component_ref and friends. Clear walk_subtrees by default.
6260 2005-08-06 Peter O'Gorman <peter@pogma.com>
6263 * gcc.c (process_command): Check the argument to -b has a dash.
6264 * doc/invoke.texi: Update -b and -V docs.
6266 2005-08-06 James E Wilson <wilson@specifix.com>
6268 * config/mips/cross64.h, config/mips/t-cross64: Delete.
6270 2005-08-06 Michael Matz <matz@suse.de>
6272 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
6273 member only if only one insn is associated with the value.
6275 2005-08-06 Nick Clifton <nickc@redhat.com>
6277 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
6279 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
6280 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
6281 Check symbol flags instead of symbol name mangling.
6282 (xstormy16_asm_output_aligned_common): Likewise. Also
6283 simplify code since the bss100_section cass is the only case
6284 where the below100 code will be triggered.
6285 (xstormy16_encode_section_info): Encode below100 attribute
6286 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
6288 (xstormy16_strip_name_encoding): Delete - this function is no
6290 (TARGET_STRIP_NAME_ENCODING): Undefine.
6291 * config/stormy16/stormy16-protos.h: Delete prototype for
6292 xstormy16_strip_name_encoding.
6294 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
6296 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
6297 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
6298 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
6299 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
6300 config/alpha/predicates.md, config/arc/arc.h,
6301 config/arm/arm.h, config/arm/ieee754-df.S,
6302 config/arm/ieee754-sf.S, config/bfin/bfin.c,
6303 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
6304 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
6305 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
6306 config/m68hc11/m68hc11.h, config/mips/mips.c,
6307 config/mips/mips.h, config/mips/openbsd.h,
6308 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
6309 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
6310 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6311 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
6312 config/sparc/linux.h, config/sparc/linux64.h,
6313 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
6314 doc/extend.texi, doc/gcov.texi, doc/install.texi,
6315 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
6316 typos. Follow spelling conventions.
6318 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
6321 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
6322 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
6323 specially. Check for side effects only for COND_EXPR.
6324 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
6325 return with TREE_NO_WARNING.
6327 2005-08-06 Richard Sandiford <richard@codesourcery.com>
6329 PR rtl-optimization/23233
6330 * loop.c (combine_movables): Require the modes to be the same.
6331 (move_movables): Remove handling of cases where the replacement
6332 had a different mode to the original.
6334 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
6336 PR tree-optimization/23128
6337 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
6338 subtraction wrap, and set TREE_OVERFLOW if they do.
6340 2005-08-05 Richard Henderson <rth@redhat.com>
6343 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
6344 FORCED_LABEL labels.
6346 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
6349 * reload.c (find_reloads_subreg_address): Pass down TYPE
6350 unchanged. Change all callers except find_reloads_toplev.
6352 2005-08-05 Michael Matz <matz@suse.de>
6354 * genattrtab.c (current_alternative_string): Remove.
6355 (SIMPLIFY_ALTERNATIVE): Ditto.
6356 (attr_alt_bit_p): Ditto.
6357 (alternative_name): Make const char *.
6358 (evaluate_eq_attr): Remove use of above things.
6359 (simplify_test_exp): Ditto.
6360 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
6361 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
6363 2005-08-04 James E Wilson <wilson@specifix.com>
6365 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
6366 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
6367 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
6368 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
6369 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
6371 2005-08-04 Richard Henderson <rth@redhat.com>
6374 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
6375 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
6376 * tree-sra.c (decide_block_copy): Use it. Disable element copy
6377 if we'd have to instantiate too many members.
6379 2005-08-04 Richard Henderson <rth@redhat.com>
6382 * tree-outof-ssa.c (coalesce_asm_operands): New.
6383 (coalesce_ssa_name): Use it. Split out ...
6384 (coalesce_phi_operands, coalesce_result_decls): ... these.
6386 2005-08-04 Paul Brook <paul@codesourcery.com>
6388 * read-rtl.c (read_quoted_string): Break if EOF.
6390 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
6392 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
6393 (fold_build2): Likewise.
6394 (fold_build3): Likewise.
6395 (fold_build1_stat): New function prototype.
6396 (fold_build2_stat): Likewise.
6397 (fold_build3_stat): Likewise.
6398 * fold-const.c (fold_build1): Rename to ..
6399 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6400 through to build1_stat.
6401 (fold_build2): Rename to ..
6402 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6403 through to build2_stat.
6404 (fold_build3): Rename to ..
6405 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6406 through to build3_stat.
6408 2005-08-04 David Edelsohn <edelsohn@gnu.org>
6409 Ian Lance Taylor <ian@airs.com>
6411 * function.c (assign_stack_local_1): Do not correct stack slot
6412 address if allocation size is smaller than mode size.
6414 2005-08-04 Diego Novillo <dnovillo@redhat.com>
6417 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
6418 (tree_merge_blocks): Propagate anything allowed by
6420 Clarify documentation.
6421 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
6422 SSA form, schedule an update if necessary.
6424 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
6426 * doc/install.texi (Binaries): Remove broken link to
6427 Sinix/Reliant Unix binaries.
6429 2005-08-03 Richard Henderson <rth@redhat.com>
6432 * function.c (stack_protect_epilogue): Export.
6433 * tree.h (stack_protect_epilogue): Declare.
6434 * calls.c (expand_call): Call it.
6436 2005-08-03 Eric Christopher <echristo@apple.com>
6438 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
6439 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
6442 2005-08-04 Jan Hubicka <jh@suse.cz>
6444 * profile.c (branch_prob): Split edges with goto locus on them
6445 to get proper line counts.
6446 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
6448 2005-08-03 Paul Brook <paul@codesourcery.com>
6450 * function.c (assign_parms): Round current_function_args_size
6451 to PARM_BOUNDARY, not STACK_BOUNDARY.
6453 2005-08-03 Geoffrey Keating <geoffk@apple.com>
6455 * config/i386/i386.c (x86_elf_aligned_common)
6456 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
6458 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
6460 PR tree-optimization/23157
6461 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
6462 before emitting them.
6464 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6466 PR tree-optimization/19899
6467 * Makefile.in (tree-scalar-evolution.o): Add real.h.
6468 * tree-scalar-evolution.c: Include real.h.
6469 (add_to_evolution): Build constant -1 of correct type.
6471 2005-08-03 Jan Hubicka <jh@suse.cz>
6473 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
6474 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
6475 profile updating for complette unrolling.
6476 * loop-unroll.c (peel_loop_completely): Use it.
6477 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
6478 (tree_unroll_loops_completely): Disable code growing unrolling of cold
6481 2005-08-03 Paul Brook <paul@codesourcery.com>
6483 * combine.c (can_change_dest_mode): New function.
6484 (try_combine, simplify_set): Use it.
6486 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
6488 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
6491 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
6493 * doc/install.texi (Specific): Adjust link to openavr.org.
6494 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
6495 (Binaries): Adjust HP-UX Porting Center link.
6496 (Binaries): Adjust Free Software Foundation ordering link.
6498 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
6500 * convert.c (convert_to_integer): Use fold_build1 instead of
6501 build1 when converting an integer to an integer.
6503 2005-08-02 Richard Henderson <rth@redhat.com>
6505 * combine.c (combine_instructions): Don't use reg_equal/equiv
6506 results if the mode doesn't match.
6508 2005-08-02 Mark Mitchell <mark@codesourcery.com>
6510 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
6511 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
6513 2005-08-02 Richard Henderson <rth@redhat.com>
6516 * explow.c (memory_address): Remove special-case for
6517 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
6519 2005-08-02 Diego Novillo <dnovillo@redhat.com>
6522 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
6523 number of calls to cleanup_tree_cfg_1.
6525 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
6527 * doc/invoke.texi: document file extensions .F90 and .F95
6529 2005-08-02 Richard Guenther <rguenther@suse.de>
6531 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
6532 positive if its first argument is positive.
6534 2005-08-02 Richard Guenther <rguenther@suse.de>
6536 PR tree-optimization/23177
6537 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
6540 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
6542 PR tree-optimization/23129
6543 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
6544 varying for divisions with anti-ranges.
6546 2005-08-02 Jan Hubicka <jh@suse.cz>
6548 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
6549 * tree-ssa-threadupdate.c (thread_block): Add it here.
6551 2005-08-01 James E Wilson <wilson@specifix.com>
6553 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
6554 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
6555 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
6557 * config/mips/predicates.md (const_call_insn_operand): Add check for
6558 SYMBOL_REF_LONG_CALL_P.
6559 * doc/extend.texi (long_call): Document the new attribute.
6561 2005-08-01 Ian Lance Taylor <ian@airs.com>
6562 Richard Henderson <rth@redhat.com>
6564 * Makefile.in (RTL_BASE_H): Add real.h.
6565 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
6567 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
6569 * rtl.c (rtl_check_failed_code_mode): New.
6570 * rtl.h (struct rtx_def): Add u.rv.
6571 (XCMWINT, XCNMPRV): New.
6572 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
6573 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
6575 2005-08-01 Richard Henderson <rth@redhat.com>
6577 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
6578 with auto-inc codes.
6580 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
6582 2005-08-01 Jan Hubicka <jh@suse.cz>
6584 * i386-protos.h (asm_preferred_eh_data_format): Declare.
6585 * i386.c: Include dwarf2.h
6586 (asm_preferred_eh_data_format): New.
6587 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
6589 2005-08-01 Ian Lance Taylor <ian@airs.com>
6591 * config/host-linux.c (linux_gt_pch_get_address): Add new name
6592 randomize_va_space for virtual address randomization control.
6594 2005-08-01 Steven Bosscher <stevenb@suse.de>
6596 * common.opt (flag_ipa_cp): Put in right place to maintain
6599 2005-08-01 Jan Hubicka <jh@suse.cz>
6601 * profile.c (compute_value_histograms): Fix thinko.
6602 * value-prof.c: Include toplev.h
6603 (check_counter): New function.
6604 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6605 tree_mod_subtract_transform): Add sanity check.
6607 2005-08-01 Richard Guenther <rguenther@suse.de>
6609 PR tree-optimization/23133
6610 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
6611 current functions parameter decls to find defs to cse
6614 2005-08-01 Richard Guenther <rguenther@suse.de>
6616 PR tree-optimization/23109
6617 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
6618 If trapping math is in effect, use post-dominator information
6619 to check if we'd in any case reach a trapping point before
6620 doing the reciprocal insertion.
6621 (execute_cse_reciprocals): Compute post-dominators, if necessary.
6622 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
6623 expressions are invariant only if trapping math is not in effect.
6625 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6627 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
6628 cgraph_function_versioning): New declarations.
6629 * cgraphunit.c: Add include to ipa-prop.h.
6630 (update_call_expr, cgraph_copy_node_for_versioning,
6631 cgraph_function_versioning): New functions.
6632 * integrate.c (copy_decl_for_inlining): Remove.
6633 * ipa-prop.h (ipa_replace_map): New struct.
6634 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
6635 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
6636 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
6637 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
6638 ipcp_iterate_stage, ipcp_method_scale_print,
6639 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
6640 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
6641 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
6642 ipcp_update_bb_counts, ipcp_update_profiling,
6643 ipcp_update_edges_counts): New functions.
6644 (ipcp_method_cval_init): Remove restriction regarding local methods.
6645 (ipcp_init_stage): Add ipcp_method_compute_scale.
6646 (ipcp_insert_stage): Add versioning.
6647 (ipcp_structures_print): Add ipcp_method_scale_print.
6648 (ipcp_driver): Dump profiling info.
6649 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
6650 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
6651 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
6652 (struct inline_data): Add versioning_p, ipa_info, new fields.
6653 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
6654 declare_return_variable): Replace calls to copy_decl_for_inlining with
6656 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
6658 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
6659 Add argument VERSIONING.
6660 (copy_arguments_for_versioning, copy_static_chain,
6661 function_versionable_p, tree_versionable_function_p,
6662 tree_function_versioning, replace_ref_tree): New functions.
6663 * tree-inline.h: Include varray.h.
6664 (tree_versionable_function_p, tree_function_versioning,
6665 tree copy_decl_for_dup): New declarations.
6667 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6669 * ipa-cp.c: New file. Contains IPCP specific functionality.
6670 * ipa-prop.h: New file. Contains structures/definitions that can be
6671 used by several interprocedural data flow optimizations (and also IPCP).
6672 * ipa-prop.c: New file.
6673 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
6674 * common.opt: Add ipa-cp flag.
6675 * timevar.def: Add IPCP optimization.
6676 * tree-optimize.c (init_tree_optimization_passes): Schedule
6678 * tree-pass.h (pass_ipa_cp): Declare.
6680 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
6682 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
6683 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
6684 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
6685 config/i386/i386.c, config/mips/mips.h,
6686 config/rs6000/rs6000.h, config/sh/sh.c,
6687 config/stormy16/stormy16.c: Fix comment typos.
6689 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
6692 * c-typeck.c (build_binary_op): Use common_type wrapper on
6694 (common_type): Update comment.
6696 2005-07-31 Steven Bosscher <stevenb@suse.de>
6699 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
6700 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
6701 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
6703 2005-07-31 Jan Hubicka <jh@suse.cz>
6705 * pretty-print.h (pp_widest_integer): New macro.
6706 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
6709 2005-07-31 Jan Hubicka <jh@suse.cz>
6711 * output.h (enum section_category): Export from varasm.c
6712 (categorize_decl_for_section): Likewise.
6713 * varasm.c (enum section_category): Kill.
6714 (categorize_decl_for_section): Make global.
6715 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
6717 * i386.c (ix86_section_threshold): New static variable.
6718 (ix86_in_large_data_p, ix86_encode_section_info,
6719 x86_64_elf_unique_section,
6720 x86_64_elf_select_section): New functions.
6721 (TARGET_ENCODE_SECTION_INFO): Define
6722 (override_options): Enable medium model for PIC.
6723 (ix86_expand_prologue): Expand gen_set_got_rex64.
6724 (legitimate_constant_p): Handle new UNSPECs.
6725 (legitimate_pic_address_disp_p): Likewise.
6726 (legitimize_pic_address): Lower MEDIUM model addressing.
6727 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
6728 (enum cmodel): Add MEDIUM_PIC.
6729 (SYMBOL_REF_FAR_ADDR_P): New macro.
6730 (SYMBOL_FLAG_FAR_ADDR): New flag.
6731 * i386.md (movdi): Support medium model.
6732 (set_got_rex64): New pattern.
6733 * i386.opt (mlarge-data-threshold): New flag.
6734 * predicates.md (zext_operand/sext_operand): Deal with medium model.
6735 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
6736 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
6737 TARGET_ASM_UNIQUE_SECTION): New.
6739 * invoke.texi (-mlarge_data_threshold): Document
6741 2005-07-31 Jan Hubicka <jh@suse.cz>
6743 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
6744 (coalesce_vars): Likewise.
6745 * tree-ssa-live.c (coalesce_cost): New.
6746 (build_tree_conflict_graph): Use coalesce_cost.
6747 * tree-ssa-live.h (coalesce_cost): Declare.
6749 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
6751 * arm.md (all peepholes for post-increment operations): Delete.
6752 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
6753 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
6754 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
6755 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
6756 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
6758 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
6760 * fold-const.c (tree_expr_nonnegative_p): Always return true for
6763 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
6766 * doc/invoke.texi: Document -rdynamic.
6768 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
6771 * c-parser.c (c_parser_parms_list_declarator): Call
6772 mark_forward_parm_decls.
6773 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
6774 decls with visibility structure.
6776 2005-07-30 Paul Brook <paul@codesourcery.com>
6778 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
6780 2005-07-30 Paul Brook <paul@codesourcery.com>
6782 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
6784 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
6786 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
6788 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6791 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
6792 nested function declarators.
6793 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
6794 (grokparms): Call warn_if_shadowing for parameters used within the
6796 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
6797 not used within the parameter list.
6798 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
6800 2005-07-30 Jan Hubicka <jh@suse.cz>
6802 * expr.c (expand_expr_real_1): Do not load mem targets into register.
6803 * i386.c (ix86_fixup_binary_operands): Likewise.
6804 (ix86_expand_unary_operator): Likewise.
6805 (ix86_expand_fp_absneg_operator): Likewise.
6806 * optabs.c (expand_vec_cond_expr): Validate dest.
6808 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6811 * real.c (real_from_string): Also set last bit if there is a
6812 nonzero hex digit beyond GCC's internal precision after ".".
6814 2005-07-29 David Edelsohn <edelsohn@gnu.org>
6816 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
6817 define_constants. Change duplicate values to unassigned numbers.
6818 Change UNSPEC_SUBS to UNSPEC_VSUBS.
6819 (*altivec_vspltsf): New.
6820 (altivec_vperm_v4sf): Delete.
6821 (altivec_vperm_<mode>): Use mode macro V.
6822 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
6823 (altivec_predicate_v4sf): Delete.
6824 (altivec_predicate_<mode>): Use mode macro V.
6825 (*altivec_lvesfx): New.
6826 (*altivec_stvesfx): New.
6827 (vec_realign_load_v4sf): Delete.
6828 (vec_realign_load_<mode>): Use mode macro V.
6829 * config/rs6000/rs6000.c (generate_set_vrsave): Use
6832 2005-07-29 Mark Mitchell <mark@codesourcery.com>
6835 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
6837 * configure: Regenerated.
6839 2005-07-29 Paul Brook <paul@codesourcery.com>
6841 * doc/install.texi: Add link to GFortran binaries wiki page.
6843 2005-07-29 David Ung <davidu@mips.com>
6845 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
6846 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
6847 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
6848 * config/mips/mips.md (cpu): Add 5kf name.
6849 (includes): Includes 5k.md.
6850 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
6851 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
6854 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6857 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
6858 (cleanup_tree_cfg): ... here.
6859 Call cleanup_tree_cfg_1 until there are no more cleanups to
6862 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
6864 * tree-vrp.c (compare_range_with_value): Return true or false
6865 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
6866 EQ_EXPR respectively.
6868 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
6870 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
6873 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6875 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
6876 (tree_ssa_dominator_optimize): Increment it.
6877 (dump_dominator_optimization_stats): Print it.
6879 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
6880 Steven Bosscher <stevenb@suse.de>
6882 PR rtl-optimization/23117
6883 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
6884 when head == tail. Tidy comment.
6886 2005-07-28 Richard Henderson <rth@redhat.com>
6888 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
6889 * cselib.c (rtx_equal_for_cselib_p): Likewise.
6890 * jump.c (rtx_renumbered_equal_p): Likewise.
6891 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
6892 CONST_INT and CONST_DOUBLE.
6893 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
6894 * reload.c (operands_match_p): Special case CONST_INT and
6895 CONST_DOUBLE; check mode earlier.
6897 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6900 * c-typeck.c (convert_for_assignment): Do not check
6901 DECL_IN_SYSTEM_HEADER on NULL fundecl.
6903 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6906 * c-typeck.c (composite_type): Prefer constant size arrays to
6909 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6912 * real.c (real_from_string): Set last bit if there is a nonzero
6913 hex digit beyond GCC's internal precision.
6915 2005-07-28 Richard Henderson <rth@redhat.com>
6918 * cfgcleanup.c (try_forward_edges): Watch out for end of
6921 2005-07-28 James E Wilson <wilson@specifixinc.com>
6924 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
6926 2005-07-28 Jan Hubicka <jh@suse.cz>
6928 * Makefile.in (rtl-profile.o): Kill all traces of it.
6929 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
6930 * coverage.h (rtl_coverage_counter_ref): Kill.
6931 * opts.c (flag_speculative_prefetching_set): Kill.
6932 (flag_loop_optimize_set): New.
6933 (common_handle_option): Disable loop optimizer when profiling;
6934 do not handle speculative prefetching.
6935 * passes.c (init_optimization_passes): Replace pass_profiling combo
6936 by branch_prob pass.
6937 * profile.c (compute_value_histograms): Update for simplified value
6939 (rtl_register_profile_hooks): Kill.
6940 (pass_profiling): Kill.
6941 (rest_of_handle_branch_prob): Do not profile.
6942 * toplev.c (process_options): Remove speculative prefetching.
6943 * toplev.h (flag_tree_based_profiling): Kill.
6944 * tree-profile.c (prepare_instrumented_value,
6945 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6946 tree_gen_one_value_profiler, do_tree_profiling): Update for
6947 simplified datastructures.
6948 * value-prof.c: Add comment that speculative prefetching was dropped;
6949 update rest of file for simplified datastructures.
6950 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
6951 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
6952 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
6953 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
6954 rtl_mod_subtract, gen_speculative_prefetch,
6955 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
6956 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
6957 (gate_handle_value_profile_transformations,
6958 rest_of_handle_value_profile_transformations,
6959 pass_value_profile_transformations): Kill.
6960 * value-prof.h (histogram_value_t): Remove IL based unions.
6961 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
6962 rtl_profile_hooks): Remove hooks.
6964 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
6966 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
6967 (cgraph_clone_node): Likewise.
6968 * cgraph.h (cgraph_clone_edge): Update prototype.
6969 (cgraph_clone_node): Likewise.
6970 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
6972 (lookup_recursive_calls): Consider profile.
6973 (cgraph_decide_recursive_inlining): Fix updating; use new
6974 probability argument; use profile.
6975 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
6976 * tree-inline.c (copy_bb): Update clal of clone_edge.
6977 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
6979 * invoke.texi (min-inline-recursive-probability): Document.
6981 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
6983 * doc/install.texi (Configuration): Update Valgrind homepage.
6985 2005-07-28 Richard Henderson <rth@redhat.com>
6988 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
6989 labels we want to delete.
6990 (cfg_layout_merge_blocks): Likewise.
6992 2005-07-28 Richard Henderson <rth@redhat.com>
6995 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
6996 when expanding to nothing.
6998 2005-07-28 Josh Conner <jconner@apple.com>
7000 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
7001 (cgraph_decide_inlining_of_small_functions): Likewise.
7003 2005-07-28 Josh Conner <jconner@apple.com>
7005 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
7006 direction of badness if negative.
7007 (cgraph_default_inline_p): Add reason to parameters, and assign it
7009 (cgraph_decide_inlining_of_small_functions): New parameter in call
7010 to cgraph_default_inline_p.
7011 (cgraph_decide_inlining_incrementally): Likewise.
7012 * cgraphunit.c (decide_is_function_needed): Likewise.
7013 * cgraph.h (cgraph_default_inline_p): Likewise.
7015 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7017 * builtins.c: Fix comment typo(s).
7018 * genautomata.c: Likewise.
7019 * gimplify.c: Likewise.
7020 * tree-dfa.c: Likewise.
7021 * tree-flow-inline.h: Likewise.
7022 * tree-into-ssa.c: Likewise.
7023 * tree-ssa-alias.c: Likewise.
7024 * tree-ssa-ccp.c: Likewise.
7025 * tree-ssa-copy.c: Likewise.
7026 * tree-ssa-dce.c: Likewise.
7027 * tree-ssa-dom.c: Likewise.
7028 * tree-ssa-operands.c: Likewise.
7029 * tree-tailcall.c: Likewise.
7030 * tree-vectorizer.c: Likewise.
7031 * tree-vrp.c: Likewise.
7034 2005-07-28 Jeff Law <law@redhat.com>
7036 * tree-vrp.c (test_for_singularity): Extracted from ...
7037 (simplify_cond_using_ranges): Attempt to simplify a relational
7038 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
7040 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
7042 PR tree-optimization/22506
7043 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
7044 phis whose argument is constant.
7046 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
7048 PR rtl-optimization/18992
7049 Back out this patch:
7050 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7051 PR optimization/12142
7052 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
7053 uses of the register in the SET_SRC. Remove unnecessary argument.
7055 Replace it with this:
7056 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
7057 if flag_non_call_exceptions is set and the insn may trap, pass
7058 pc_rtx as dest for recursion.
7059 In SET_SRC part of SET case, if dest is already set, pass it down
7062 2005-07-28 Jan Hubicka <jh@suse.cz>
7064 * cfg.c (update_bb_profile_for_threading): Use RDIV.
7065 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
7066 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
7068 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
7069 profile when available.
7071 2005-07-28 Jan Beulich <jbeulich@novell.com>
7073 * config/ia64/ia64.c (ia64_load_pair_ok): New.
7074 (ia64_print_operand): Describe and handle 'X'.
7075 (ia64_register_move_cost): Also handle FP_REGS.
7076 (ia64_preferred_reload_class): Likewise.
7077 (ia64_secondary_reload_class): Likewise.
7078 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
7079 it. Also check for ITANIUM_CLASS_FLDP.
7080 * config/ia64/ia64.h (FP_REGNO_P): New.
7081 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
7082 (reg_class): Add FP_REGS.
7083 (REG_CLASS_NAMES): Adjust for it.
7084 (REG_CLASS_CONTENTS): Likewise.
7085 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
7086 (REG_CLASS_FROM_LETTER): Handle 'x'.
7087 (CLASS_MAX_NREGS): Handle FP_REGS.
7088 (MEMORY_MOVE_COST): Likewise.
7089 * config/ia64/ia64.md (itanium_class): Add fldp.
7090 (type): Handle fldp.
7091 (movti_internal): More allowable operand combinations. Use ldfp8 when
7092 splitting unnecessary. Remove predicable attribute. Adjust
7093 itanium_class attribute.
7094 (smuldi3_highpart): Remove outdated comment.
7095 (mulditi3, umulditi3, rotlti3): New expanders.
7096 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
7097 (absti2): Disabled new insn for future reference.
7098 Respective new splitters.
7099 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
7100 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
7101 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
7103 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
7105 PR rtl-optimization/23047
7106 * simplify-rtx.c (simplify_const_relational_operation): Respect
7107 flag_wrapv for comparisons with ABS.
7109 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
7111 PR tree-optimization/22493
7112 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
7113 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
7115 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
7117 * config/frv/frv.opt (moptimize-membar): New.
7119 * doc/invoke.texi: Document -moptimize-membar and its inverse.
7121 * config/frv/frv.h: Remove machine_function definition.
7123 * config/frv/frv.c (struct frv_io): New.
7124 (struct machine_function): Moved from frv.h. Add has_membar_p.
7125 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
7126 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
7127 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
7128 (frv_optimize_membar_global, frv_optimize_membar): New functions.
7129 (frv_reorg): Call frv_optimize_membar when appropriate.
7130 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
7131 (frv_expand_builtin): Adjust calls accordingly.
7132 (frv_io_address_cookie): New function.
7133 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
7134 load or store rather than a special insn. Add ccnstant address and
7135 io-type operands to the membar.
7136 (frv_ifcvt_modify_tests): Unsign regno.
7137 (frv_ifcvt_modify_tests): Same.
7139 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
7140 UNSPEC_OPTIONAL_MEMBAR constant.
7141 (builtin_read_<mode>): Delete.
7142 (builtin_write_<mode>): Delete.
7143 ("optional_membar_<mode>"): Add operand.
7145 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
7146 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
7147 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
7148 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
7149 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
7150 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
7151 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
7152 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
7153 * testsuite/gcc.target/frv/all-read-write-1.c: New.
7155 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
7157 * df.c (df_uses_record): Handle SCRATCH.
7159 2005-07-28 Steven Bosscher <stevenb@suse.de>
7162 * passes.c (rest_of_decl_compilation): If decl is a type and
7163 we have encountered errors, don't emit debug information.
7165 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
7167 * params.def: Fixed comment.
7169 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
7172 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
7173 (TARGET_ASM_UNALIGNED_HI_OP): Add.
7174 (TARGET_ASM_UNALIGNED_SI_OP): Add.
7176 2005-07-27 Steven Bosscher <stevenb@suse.de>
7179 * varasm.c (assemble_start_function): Don't do anything that may
7180 require a CFG if the current function is a thunk.
7182 2005-07-25 Geoffrey Keating <geoffk@apple.com>
7184 * doc/install.texi (Prerequisites): Mention that perl is needed
7185 to do export control in libstdc++ targetting Darwin.
7187 2005-07-27 Steven Bosscher <stevenb@suse.de>
7189 PR rtl-optimization/17808
7190 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
7191 (sched_insns_conditions_mutex_p): Split out from...
7192 (add_dependence): ...here. But don't call it from here.
7193 (add_dependence_list): Check sched_insns_conditions_mutex_p
7194 before calling add_dependence.
7195 (add_dependence_list_and_free): Likewise.
7196 (fixup_sched_groups): Likewise.
7197 (sched_analyze_1): Likewise.
7198 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
7199 (sched_analyze): Likewise.
7200 (sched_analyze_insn): Likewise.
7201 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7202 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
7203 dependencies on all COND_EXEC insns to jumps ending basic blocks
7204 when doing intrablock scheduling.
7205 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
7207 2005-07-27 Jeff Law <law@redhat.com>
7209 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
7210 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
7211 equivalency sets, correctly handle the case were vr0 has an
7212 equivalency set, but vr1 does not.
7214 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
7216 PR tree-optimization/23073
7217 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
7218 vect_print_dump_info before fprintf.
7220 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7222 PR tree-optimize/22348
7223 * tree-ssa-loop-niter.c (number_of_iterations_cond):
7224 Fold the partial computation.
7226 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7228 PR tree-optimization/22325
7229 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
7231 * tree-scalar-evolution.c (scev_const_prop): Add generic final
7233 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
7234 (force_var_cost): ... this function.
7235 (compute_phi_arg_on_exit): Export.
7237 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7239 PR tree-optimization/20773
7240 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
7243 2005-07-27 Richard Guenther <rguenther@suse.de>
7245 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
7246 Avoid pushing again if current struct contains only
7247 fields we decomposed.
7249 2005-07-27 Jan Hubicka <jh@suse.cz>
7251 PR tree-optimization/22574
7252 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
7255 * tree-tailcall.c (decrease_profile): New function.
7256 (eliminate_tail_call): Use it.
7258 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
7259 visibility flags correctly in whole program mode.
7261 2005-07-26 Steve Ellcey <sje@cup.hp.com>
7263 PR rtl-optimization/22472
7264 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
7266 2005-07-26 Steven Bosscher <stevenb@suse.de>
7268 PR tree-optimization/22504
7269 * tree-complex.c (expand_complex_addition): Use 'code' instead
7270 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
7272 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
7274 * config.gcc (cpu_type): Add frv case.
7275 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
7276 (supported_defaults): Add fr550 case.
7278 2005-07-26 Diego Novillo <dnovillo@redhat.com>
7281 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
7282 whether a pointer of type T * may point to objects of type T *.
7284 2005-07-26 DJ Delorie <dj@redhat.com>
7286 * configure: Regenerate.
7288 2005-07-26 Dale Johannesen <dalej@apple.com>
7290 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
7292 2005-07-26 Mark Mitchell <mark@codesourcery.com>
7294 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
7295 Clarify use of "build" in name.
7297 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
7299 * doc/extend.texi (Raw read/write Functions): New section.
7300 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
7301 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
7302 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
7303 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
7304 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
7305 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
7306 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
7307 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
7308 * config/frv/frv.c: Add bdesc_loads global.
7309 Add bdesc_stores global.
7310 (frv_init_builtins): Add support for __builtin_{read/write}*.
7311 (frv_volatile_memref): New.
7312 (frv_expand_load_builtin): New.
7313 (frv_expand_store_builtin): New.
7314 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
7315 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
7316 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
7317 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
7318 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
7319 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
7320 (builtin_read_<mode>): New.
7321 (builtin_write_<mode>): New.
7322 (builtin_write64): New.
7323 (optional_membar_<mode>): New.
7325 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
7327 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
7328 (rather than units) against HOST_BITS_PER_WIDE_INT.
7330 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
7332 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
7333 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
7334 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
7335 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
7338 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
7339 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
7340 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
7342 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
7344 2005-07-26 Richard Guenther <rguenther@suse.de>
7346 PR tree-optimization/22486
7347 * fold-const.c (fold_unary): Fold away useless component
7348 references of the form (T *)&T.x, if the address
7351 2005-07-25 James E Wilson <wilson@specifixinc.com>
7353 * dwarf2out.c (add_call_src_coords_attributes): New.
7354 (gen_inlined_subroutine_die): Call it.
7355 (maybe_emit_file, init_file_table): Add comments.
7356 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
7358 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
7359 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
7360 * tree.h (BLOCK_SOURCE_LOCATION): New.
7361 (struct tree_block): New field locus.
7363 2005-07-26 Andreas Schwab <schwab@suse.de>
7365 PR rtl-optimization/23043
7366 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
7367 when allocating a struct unoccr.
7369 2005-07-25 Richard Henderson <rth@redhat.com>
7372 * tree-complex.c (gate_no_optimization): True if errors.
7373 * Makefile.in (tree-complex.o): Update dependencies.
7375 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
7377 * config/frv/predicates.md (integer_register_operand): Use
7380 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
7383 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
7385 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
7387 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
7389 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
7390 types when flag_unsafe_math_optimizations is true.
7392 2005-07-25 Mark Mitchell <mark@codesourcery.com>
7394 * gcc.c (option_map): Add --sysroot.
7395 (process_command): Handle --sysroot.
7396 (display_help): Document it.
7397 * doc/cppopts.tex (-isysroot): Document.
7398 * doc/invoke.texi (--sysroot): Document.
7399 * doc/install.texi (--with-build-sysroot): Document.
7401 * Makefile.in (inhibit_libc): New variable.
7402 (INHIBIT_LIBC_CFLAGS): Likewise.
7403 (LIBGCC2_CFLAGS): Include
7404 $(INHIBIT_LIBC_CFLAGS).
7405 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
7406 ($(T)crtbegin.o): Do not use @inhibit_libc@.
7407 ($(T)crtend.o): Likewise.
7408 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
7409 ($(T)crtendS.o): Likewise.
7410 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
7411 ($(T)crtendT.o): Likewise.
7412 (stmp-fixinc): Do not complain about missing headers if
7414 * configure.ac (inhibit_libc): Set it to true/false.
7415 (--with-build-sysroot): New option. Use it to set
7417 * configure: Regenerated.
7419 2005-07-25 Manfred Hollstein <mh@suse.com>
7421 * calls.c (store_one_arg): Fix unsigned comparison warning.
7423 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7426 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
7427 (ggc_print_statistics): Initialize variable before use.
7429 2005-07-25 Richard Guenther <rguenther@suse.de>
7431 * tree-dfa.c (mark_new_vars_to_rename): Protect against
7432 calling with a PHI_NODE argument.
7434 * tree-flow-inline.h (overlap_subvar): Protect against
7437 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
7439 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
7440 * configure: Regenerate.
7442 2005-07-25 Ira Rosen <irar@il.ibm.com>
7444 * expr.c (highest_pow2_factor): Make extern.
7445 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
7446 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
7447 record_array_differ_p, array_ptr_differ_p): Likewise.
7448 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
7449 additional cases. Call the above functions.
7450 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
7451 base_object_differ_p when there are two base objects. Otherwise, compare
7452 base address and offset. Call may_alias_p.
7453 (dump_data_reference): Use a correct field name.
7454 (analyze_array): Make static. Initialize new data-ref fields.
7455 (analyze_indirect_ref): New function.
7456 (init_data_ref): Initialize new data-ref fields.
7457 (strip_conversion): Moved from tree-vect-analyze.c.
7458 (analyze_offset_expr, get_ptr_offset, address_analysis,
7459 object_analysis): Likewise.
7460 (analyze_offset): New function.
7461 (create_data_ref): Likewise.
7462 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
7463 dimensions for ARRAY_REFs only.
7464 (build_classic_dist_vector): Make static.
7465 (access_functions_are_affine_or_constant_p): Call macro to get the
7466 address of access functions.
7467 (compute_all_dependences): Add new parameter
7468 compute_self_and_read_read_dependences. Compute self and read-read
7469 dependences if it is true.
7470 (find_data_references_in_loop): Call create_data_ref. Initialize new
7472 (compute_data_dependences_for_loop): Add new parameter
7473 compute_self_and_read_read_dependences. Remove parameter nb_loops,
7474 compute nb_loops. Call compute_all_dependences,
7475 build_classic_dist_vector and build_classic_dir_vector with correct
7477 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
7478 with correct parameters. Compare dimensions for ARRAY_REFs only.
7479 (free_data_refs): Call macro to free access functions.
7480 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
7481 fields from stmt_vinfo.
7482 (struct base_object_info): New structure.
7483 (struct data_reference): Move fields to base_object_info. Add fields
7484 first_location and object_info for above structures. Move fields from
7485 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
7486 aligned_to. Add macros to access the new fields.
7487 Update functions declarations.
7488 * tree-flow.h (is_aliased_with): Declare.
7489 * tree-loop-linear.c (linear_transform_loops): Call
7490 compute_data_dependences_for_loop with correct parameters.
7491 * tree-ssa-alias.c (is_aliased_with): New function.
7492 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
7493 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
7494 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
7495 vect_base_addr_differ_p, compute_subscript_distance and
7496 build_classic_dist_vector. Add printings. Check absolute value of
7498 (vect_analyze_data_ref_dependences): Go through ddrs instead of
7500 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
7501 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
7502 to bytes. Add printing.
7503 (vect_compute_data_refs_alignment): Go through loads and stores in one
7505 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
7506 vect_analyze_data_ref_access): Likewise.
7507 (vect_analyze_pointer_ref_access): Remove.
7508 (vect_address_analysis, vect_object_analysis): Likewise.
7509 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
7510 and analyze data-refs in the loop.
7511 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
7512 fields of data-ref instead of stmt. Add init to the offset from the
7514 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
7515 (vect_update_init_of_dr): Likewise.
7516 (vect_update_inits_of_drs): Go through loads and stores in one loop.
7517 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
7519 (new_loop_vec_info): Initialize new fields.
7520 (destroy_loop_vec_info): Free new fields.
7521 (vect_strip_conversion): Remove.
7522 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
7523 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
7524 datarefs. Add new field ddrs.
7525 Add macros for the new fields access.
7526 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
7527 base_aligned_p, misalignment, memtag, ptr_info and subvars.
7528 Remove their macros.
7529 * tree.h (highest_pow2_factor): Declare.
7531 2005-07-25 Jakub Jelinek <jakub@redhat.com>
7533 * calls.c (store_one_arg): Check for sibling call MEM arguments
7534 from already clobbered incoming argument area.
7536 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7538 * c-common.c (check_missing_format_attribute): New.
7539 * c-common.h (check_missing_format_attribute): Likewise.
7540 * c-typeck.c (convert_for_assignment): Use it.
7542 2005-07-24 Andreas Schwab <schwab@suse.de>
7544 * config/m68k/m68k.md ("extendqidi2"): When source is an address
7545 register use a word move. Correct operand of ext.w in 68000 code.
7547 2005-07-23 Mark Mitchell <mark@codesourcery.com>
7549 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
7550 variables as declarations, rather than definitions.
7552 2005-07-24 Ira Rosen <irar@il.ibm.com>
7554 PR tree-optimization/22526
7555 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
7558 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7560 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
7561 that C99 reserve for future use. Use it to define clog10,
7562 clog10f and clog10l.
7564 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7566 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
7567 * configure.ac: Check for -Wmissing-format-attribute.
7569 * configure: Regenerate.
7571 2005-07-23 Richard Henderson <rth@redhat.com>
7573 PR tree-optimization/22623
7574 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
7576 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
7579 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
7581 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7583 * Makefile.in (C_TREE_H): Update dependencies.
7584 * c-tree.h: Include toplev.h.
7585 * diagnostic.h (diagnostic_set_info): Add format attribute.
7586 * rtl-error.c (diagnostic_for_asm): Likewise.
7588 2005-07-23 Chao-ying Fu <fu@mips.com>
7590 * config/mips/mips-dsp.md: New file.
7591 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
7592 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
7594 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
7595 MIPS_BUILTIN_BPOSGE32.
7596 (mips_expand_builtin_direct): Add one parameter to indicate that
7597 builtin functions need to return a value.
7598 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
7600 (mips_regno_to_class): Add classes for 12 new DSP registers.
7601 (mips_subword): Change to check four HI registers.
7602 (mips_output_move): Output move to and from 6 new DSP accumulators.
7603 (override_options): Make sure -mdsp and -mips16 are not used together.
7604 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
7606 (mips_conditional_register_usage): Disable 6 new DSP accumulators
7608 (print_operand): Add 'q' for printing DSP accumulators.
7609 (mips_cannot_change_mode_class): Check ACC_REGS.
7610 (mips_secondary_reload_class): Check ACC_REGS.
7611 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
7612 (mips_register_move_cost): Check ACC_REGS.
7613 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
7614 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
7615 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
7616 (dsp_bdesc): New array.
7617 (bdesc_arrays): Add DSP builtin function table.
7618 (mips_prepare_builtin_arg): Check predicate again after
7620 (mips_expand_builtin): Add one more parameter to
7621 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
7622 MIPS_BUILTIN_BPOSGE32.
7623 (mips_init_builtins): Initialize new function types.
7624 (mips_expand_builtin_direct): Check if builtin functions need to
7625 return a value and pass operands properly.
7626 (mips_expand_builtin_bposge): New function.
7627 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
7628 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
7629 (FIRST_PSEUDO_REGISTER): Increase to 188.
7630 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
7631 Update for 12 new DSP registers.
7632 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
7633 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
7634 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
7635 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
7636 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
7637 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
7638 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
7639 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
7640 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
7641 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
7642 (REGISTER_NAMES): Add names for 12 new DSP registers.
7643 * config/mips/mips.md: Include mips-dsp.md.
7644 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
7645 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
7646 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
7647 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
7648 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
7649 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
7650 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
7651 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
7652 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
7653 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
7654 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
7655 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
7656 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
7657 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
7658 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
7659 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
7660 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
7661 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
7662 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
7663 (UNSPEC_RDDSP): New constants.
7664 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
7665 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
7667 * config/mips/mips.opt (-mdsp): New option.
7668 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
7669 (reg_imm10_operand): New predicates.
7670 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
7671 * doc/invoke.texi (-mdsp): Document new option.
7673 2005-07-22 DJ Delorie <dj@redhat.com>
7675 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
7677 * tree-inline.c (inlinable_function_p): Likewise.
7679 2005-07-22 Mark Mitchell <mark@codesourcery.com>
7682 * toplev.c (check_global_declarations): Do not mark undefined
7683 variables as DECL_IGNORED_P.
7684 * varasm.c (first_global_object_name): GTY it.
7685 (weak_global_object_name): Likewise.
7686 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
7687 a string to go into {weak,first}_global_object_name.
7689 2005-07-22 DJ Delorie <dj@redhat.com>
7691 * c-format.c (check_function_format): Change warning control
7692 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
7694 2005-07-22 Diego Novillo <dnovillo@redhat.com>
7696 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
7697 &PTR->FLD a dereference of PTR.
7698 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
7699 a potential dereference of PTR.
7701 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
7703 PR rtl-optimization/20370
7704 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
7705 call allocate_reg_info if necessary.
7707 PR rtl-optimization/21848
7708 * calls.c (emit_library_call_value_1): For const functions, add
7709 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
7711 PR rtl-optimization/22445
7712 * cselib.c (target.h): Include.
7713 (rtx_equal_for_cselib_p): Allow commutative matches.
7714 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
7715 Remove MODE parameter. Changed all callers.
7717 PR rtl-optimization/22258
7718 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
7720 (try_combine): Use likely_spilled_retval_p.
7722 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
7724 * config.gcc: Add crx-elf support.
7726 * doc/contrib.texi: Mention crx.
7727 * doc/extend.texi: Document crx extensions.
7728 * doc/install.texi: Document crx install.
7729 * doc/invoke.texi: Document crx options.
7730 * doc/md.texi: Document crx constraints.
7732 * config/crx/crx-protos.h: New file.
7733 * config/crx/crx.c: New file.
7734 * config/crx/crx.h: New file.
7735 * config/crx/crx.md: New file.
7736 * config/crx/crx.opt: New file.
7737 * config/crx/t-crx: New file.
7739 2005-07-22 Manfred Hollstein <mh@suse.com>
7741 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
7743 (int_add_graph_edge): Likewise.
7744 (collapse_nodes): Likewise.
7745 (process_unification_queue): Likewise.
7747 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7748 Laurent GUERBY <laurent@guerby.net>
7750 PR tree-optimization/22336
7751 * function.c (record_block_change): Check for
7752 cfun->ib_boundaries_block.
7754 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
7756 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
7757 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
7759 2005-07-21 DJ Delorie <dj@redhat.com>
7761 * toplev.c (warn_deprecated_use): Add warning control to warning
7763 * c-typeck.c (parser_build_binary_op): Likewise.
7764 (c_finish_if_stmt): Likewise.
7765 * c-common.c (check_function_sentinel): Likewise.
7766 (check_nonnull_arg): Likewise.
7768 2005-07-21 Richard Henderson <rth@redhat.com>
7771 * tree-complex.c (complex_ssa_name_components): New.
7772 (cvc_lookup): Allow entry not found.
7773 (create_components): Remove.
7774 (create_one_component_var, get_component_var): New.
7775 (get_component_ssa_name, set_component_ssa_name): New.
7776 (extract_component): Use get_component_ssa_name.
7777 (update_complex_components): Use set_component_ssa_name.
7778 (update_complex_components_on_edge): Likewise.
7779 (update_phi_components): Create new PHI nodes directly, instead
7780 of adding insns to edges.
7781 (tree_lower_complex): Allocate and free complex_variable_components
7782 and complex_ssa_name_components here.
7784 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
7786 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
7787 revert to returning false.
7789 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7792 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
7794 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7797 * config/i386/i386.md (cmpxf): Change operand constraints
7798 to "nonmemory_operand".
7800 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7802 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
7804 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7807 * fold-const.c (fold_build1): Add checksum for the operands.
7808 (fold_build2): Likewise.
7809 (fold_build3): Likewise.
7811 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7814 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
7816 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7818 * common.opt (-fforward-propagate): Committed by mistake,
7821 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7823 * reg-stack.c: Fix comment typo(s).
7824 * tree-ssa-operands.c: Likewise.
7825 * tree-vectorizer: Likewise.
7827 2005-07-21 Nick Clifton <nickc@redhat.com>
7829 * config/sh/symbian.c: Replace C++ style line comments with C
7830 style line comments.
7831 (symbian_add_attribute): Do not use a ? operator on the LHS of
7833 (sh_symbian_handle_dll_attribute): Change the type of the
7834 method vector to "VEC(tree,gc)*" and use vector accessor
7835 macros to walk over the elements.
7836 (symbian_export_vtable_and_rtti_p): Likewise.
7837 (symbian_class_needs_attribute_p): Likewise.
7839 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7842 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
7843 initialize targetm.resolve_overloaded_builtin here.
7844 (altivec_expand_overloaded_builtin): Make it non-static.
7845 * config/rs6000/rs6000-protos.h
7846 (altivec_expand_overloaded_builtin): New prototype.
7847 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
7848 targetm.resolve_overloaded_builtin here.
7849 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
7851 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7852 Zdenek Dvorak <dvorakz@suse.cz>
7854 PR tree-optimization/19210
7855 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
7857 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
7858 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
7859 rely on unproven assumptions.
7860 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
7861 * tree-flow.h (number_of_iterations_exit): Add final parameter.
7862 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
7863 to number_of_iterations_exit.
7864 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
7865 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
7866 * tree-ssa-loop-niter.c (find_loop_niter,
7867 estimate_numbers_of_iterations_loop): Likewise.
7868 (number_of_iterations_exit): Honor the new options.
7869 * doc/invoke.texi (Wunsafe-loop-optimizations,
7870 funsafe-loop-optimizations): Document them.
7872 2005-07-21 Richard Sandiford <richard@codesourcery.com>
7874 PR rtl-optimization/22167
7875 * gcse.c (hoist_code): Fix hoist_exprs[] check.
7877 2005-07-20 Adam Nemet <anemet@lnxw.com>
7879 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
7880 __do_global_dtors_aux longcall.
7882 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
7884 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
7885 (old_special_pred_table): Don't reference
7886 SPECIAL_MODE_PREDICATES.
7887 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
7888 * config/arc/arc.h: Don't mention PREDICATE_CODES.
7889 * config/sh/predicates.h: Don't mention
7890 SPECIAL_MODE_PREDICATES.
7891 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
7894 2005-07-20 DJ Delorie <dj@redhat.com>
7896 * config.gcc: Add m32c-elf support.
7898 * doc/contrib.texi: Mention m32c.
7899 * doc/extend.texi: Document m32c extensions.
7900 * doc/install.texi: Mention m32c.
7901 * doc/invoke.texi: Document m32c options.
7902 * doc/md.texi: Document m32c constraints.
7904 * config/m32c/addsub.md: New file.
7905 * config/m32c/bitops.md: New file.
7906 * config/m32c/cond.md: New file.
7907 * config/m32c/jump.md: New file.
7908 * config/m32c/m32c-lib1.S: New file.
7909 * config/m32c/m32c-lib2.c: New file.
7910 * config/m32c/m32c-modes.def: New file.
7911 * config/m32c/m32c-pragma.c: New file.
7912 * config/m32c/m32c-protos.h: New file.
7913 * config/m32c/m32c.abi: New file.
7914 * config/m32c/m32c.c: New file.
7915 * config/m32c/m32c.h: New file.
7916 * config/m32c/m32c.md: New file.
7917 * config/m32c/m32c.opt: New file.
7918 * config/m32c/minmax.md: New file.
7919 * config/m32c/mov.md: New file.
7920 * config/m32c/muldiv.md: New file.
7921 * config/m32c/predicates.md: New file.
7922 * config/m32c/prologue.md: New file.
7923 * config/m32c/shift.md: New file.
7924 * config/m32c/t-m32c: New file.
7926 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7928 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7929 (stack_protect_set, stack_protect_test): New expanders.
7930 (stack_protect_set_si, stack_protect_set_si_media,
7931 stack_protect_set_di_media, stack_protect_test_si,
7932 stack_protect_test_si_media, stack_protect_test_di_media):
7935 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
7937 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
7939 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
7941 * tree.h (tree_expr_nonzero_p): Export.
7942 * fold-const.c (tree_expr_nonzero_p): Likewise.
7943 Return true for CALL_EXPRs that are alloca calls.
7944 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
7946 * tree-flow.h (expr_computes_nonzero): Remove.
7947 * tree-vrp.c (expr_computes_nonzero): Remove.
7948 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
7949 (extract_range_from_unary_expr): Likewise.
7950 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
7951 tree_expr_nonzero_p.
7953 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
7955 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
7956 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
7957 extra arg "picreg" and use it instead of pic_offset_table_rtx.
7958 All callers changed.
7959 (frame_related_constant_load): New arg "related" which controls
7960 setting of RTX_FRAME_RELATED_P. All callers changed.
7961 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
7962 (bfin_expand_prologue): Add stack limit checking.
7963 * config/bfin/bfin.md (trapifcc): New pattern.
7965 * config/bfin/bfin.c: Include "langhooks.h".
7966 (def_builtin): Go through lang_hooks to call builtin_function.
7968 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
7969 * config/bfin/predicates.md (symbol_ref_operand): New.
7970 (call_insn_operand): Delete. All callers changed to use
7971 register_no_elim_operand.
7972 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
7974 (function_arg): Use it to generate the call's operand 2.
7975 (bfin_longcall_p): New function.
7976 (bfin_expand_call): Extra arg "cookie". All callers and declaration
7977 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
7978 determine if the address needs to be in a REG.
7979 (bfin_handle_longcall_attribute): New function.
7980 (bfin_attribute_table): Add "longcall" and "shortcall".
7981 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
7982 (CUMULATIVE_ARGS): New member call_cookie.
7983 (PREDICATE_CODES): Add symbol_ref_operand.
7984 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
7985 extra USE to the pattern.
7986 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
7987 New patterns, split off call_insn, sibcall_insn, call_value_insn and
7988 sibcall_value_insn; now the new patterns handle direct calls and the
7989 old ones indirect calls.
7990 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
7992 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7994 * doc/trouble.texi: Update section on handling of empty loops.
7996 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
7998 * config.gcc: Remove support for sparc-*-openbsd*,
7999 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
8001 * config.host: Remove support for i860-*-sysv4* as a host.
8002 * config/i860/*, config/ip2k/*, config/ns32k/*,
8003 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
8004 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
8005 mention obsolete ports.
8007 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
8009 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
8011 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
8012 of frame_pointer_rtx.
8013 (sh_expand_epilogue): Likewise.
8014 (sh_set_return_address): Likewise.
8015 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
8016 instead of FRAME_POINTER_REGNUM if needed. Add elimination
8017 offsets from FRAME_POINTER_REGNUM.
8018 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
8019 (sh_register_names): Add initializer for sfp.
8020 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
8021 (VALID_REGISTER_P): Likewise.
8022 (FIRST_PSEUDO_REGISTER): Update.
8023 (DWARF_FRAME_REGISTERS): Define.
8024 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
8025 (HARD_FRAME_POINTER_REGNUM): Define.
8026 (FRAME_POINTER_REGNUM): Redefine.
8027 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
8028 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
8029 from FRAME_POINTER_REGNUM.
8030 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
8031 FRAME_POINTER_REGNUM.
8032 (REG_CLASS_CONTENTS): Add sfp.
8033 (REG_ALLOC_ORDER): Likewise.
8034 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
8035 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
8036 of frame_pointer_rtx.
8037 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8039 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
8041 * fold-const.c (tree_expr_nonnegative_p): Only return true for
8042 ABS_EXPR when flag_wrapv is false because of INT_MIN.
8043 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
8045 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
8048 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
8050 Make CONSTRUCTOR use VEC to store initializers.
8051 * c-common.c (complete_array_type): Update to cope with VEC in
8053 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
8054 (pp_c_constructor_elts): New function.
8055 * c-pretty-print.h (pp_c_constructor_elts): Declare.
8056 * c-typeck.c (build_function_call, build_c_cast, digest_init,
8057 struct constructor_stack, struct initializer_stack,
8058 constructor_elements, push_init_level, pop_init_level,
8059 add_pending_init, find_init_member, output_init_element): Update to
8060 cope with VEC in CONSTRUCTOR_ELTS.
8061 * coverage.c (build_fn_info_value, build_ctr_info_value,
8062 build_gcov_info): Likewise.
8063 * expr.c (categorize_ctor_elements_1, store_constructor,
8064 expand_expr_real_1): Likewise.
8065 * fold-const.c (fold_ternary): Likewise.
8066 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
8067 gimplify_init_constructor, gimplify_expr): Likewise.
8068 * tree-dump.c (dequeue_and_dump): Likewise.
8069 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
8071 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
8073 * tree-sra.c (generate_element_init_1): Likewise.
8074 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8075 * tree-ssa-operands.c (get_expr_operands): Likewise.
8076 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
8077 * tree-vect-transform.c (vect_get_vec_def_for_operand):
8078 (get_initial_def_for_reduction): Likewise.
8079 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
8080 value handle in annotations.
8081 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
8082 tree_node_structure): Add support for constr_kind.
8083 (build_vector_from_ctor, build_constructor_single,
8084 build_constructor_from_list): New functions.
8085 (build_constructor): Update to take a VEC instead of a TREE_LIST.
8086 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
8087 Update to cope with VEC in CONSTRUCTOR_ELTS.
8088 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
8089 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
8090 CONSTRUCTOR_APPEND_ELT): New macros.
8091 (struct constructor_elt, struct tree_constructor): New data types.
8092 (union tree_node): Add tree_constructor field.
8093 * treestruct.def: Define TS_CONSTRUCTOR.
8094 * varasm.c (const_hash_1, compare_constant, copy_constant,
8095 compute_reloc_for_constant, output_addressed_constants,
8096 initializer_constant_valid_p, output_constant,
8097 array_size_for_constructor, output_constructor): Update to cope with
8098 VEC in CONSTRUCTOR_ELTS.
8099 * vec.h (VEC_empty, VEC_copy): New macros.
8101 2005-07-19 Devang Patel <dpatel@apple.com>
8103 * dbxout.c (dbxout_type): Check Objective-C++ lang.
8105 2005-07-19 Richard Henderson <rth@redhat.com>
8108 * gimplify.c (gimplify_expr): Use main variant type for the temp
8109 destination for a discarded volatile read.
8110 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
8111 casts between non-void types that change volatility.
8113 2005-07-15 DJ Delorie <dj@redhat.com>
8115 * toplev.h: Add comment about the first parameter for warning().
8116 * errors.h: Likewise.
8118 * c.opt (Wpragmas): New.
8119 * doc/invoke.texi: Document it.
8121 * function.c (do_warn_unused_parameter): Add warning control to
8123 * c-decl.c (warn_if_shadowing): Likewise.
8124 * c-lex.c (cb_def_pragma): Likewise.
8125 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
8126 (pop_alignment): Likewise.
8127 (handle_pragma_pack): Likewise.
8128 (apply_pragma_weak): Likewise.
8129 (handle_pragma_weak): Likewise.
8130 (handle_pragma_redefine_extname): Likewise.
8131 (add_to_renaming_pragma_list): Likewise.
8132 (handle_pragma_extern_prefix): Likewise.
8133 (maybe_apply_renaming_pragma): Likewise.
8134 (handle_pragma_visibility): Likewise.
8136 * config/c4x/c4x-c.c (BAD): Likewise.
8137 (c4x_parse_pragma): Likewise.
8138 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
8139 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
8140 (rs6000_pragma_longcall): Likewise.
8141 * config/v850/v850-c.c (pop_data_area): Likewise.
8142 (ghs_pragma_section): Likewise.
8143 (ghs_pragma_section): Likewise.
8144 (ghs_pragma_interrupt): Likewise.
8145 (ghs_pragma_starttda): Likewise.
8146 (ghs_pragma_startsda): Likewise.
8147 (ghs_pragma_startzda): Likewise.
8148 (ghs_pragma_endtda): Likewise.
8149 (ghs_pragma_endsda): Likewise.
8150 (ghs_pragma_endzda): Likewise.
8152 2005-07-19 Danny Berlin <dberlin@dberlin.org>
8153 Kenneth Zadeck <zadeck@naturalbridge.com>
8155 * Makefile.in: Removed tree-promote-statics.c
8156 * tree-promote-statics.c: Removed.
8157 * common.opt: Removed flag-promote-statics.
8159 * passes.c: Removed tree-promote-statics pass.
8160 * tree-pass.h: Ditto.
8161 * timevar.def: Removed TV_PROMOTE_STATICS.
8164 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
8166 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
8168 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
8170 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8173 * c-common.c (check_function_arguments): Call
8174 'check_function_format' if either -Wformat or
8175 -Wmissing-format-attribute are specified.
8176 * c-format.c (check_function_format): Check -Wformat before
8177 calling 'check_format_info'.
8178 * c-opts.c (c_common_post_options): Don't warn for
8179 -Wmissing-format-attribute without -Wformat.
8180 * c-typeck.c (convert_for_assignment): Detect additional cases for
8181 -Wmissing-format-attribute.
8182 * doc/invoke.texi (-Wmissing-format-attribute): Document new
8185 2005-07-19 Richard Guenther <rguenther@suse.de>
8187 * config/i386/i386.md (lrint<mode>2): Use temporary
8188 instead of clobbering non-existent memory.
8190 2005-07-19 Nick Clifton <nickc@redhat.com>
8192 * config/avr/avr.c (legitimate_address_p): Fix debugging print
8193 statement to avoid displaying ASCII control characters.
8195 2005-07-19 Ben Elliston <bje@au.ibm.com>
8197 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
8198 * cfganal.c (find_edge_index): Ditto.
8199 * combine.c (combine_instructions): Ditto.
8200 * ddg.c (create_scc): Ditto.
8201 (find_successors): Ditto.
8202 (find_predecessors): Ditto.
8203 (find_nodes_on_paths): Ditto.
8204 (longest_simple_path): Ditto.
8205 * flow.c (update_life_info): Ditto.
8206 (count_or_remove_death_notes): Ditto.
8207 (clear_log_links): Ditto.
8208 * modulo-sched.c (generate_reg_moves): Ditto.
8209 (find_max_asap): Ditto.
8210 (find_max_hv_min_mob): Ditto.
8211 (find_max_dv_min_mob): Ditto.
8212 * sbitmap.c (sbitmap_first_set_bit): Ditto.
8213 * sched-rgn.c (extract_edgelst): Ditto.
8214 * tree-into-ssa.c (prepare_names_to_update): Ditto.
8215 (dump_update_ssa): Ditto.
8216 (ssa_names_to_replace) Ditto.
8217 (switch_virtuals_to_full_rewrite): Ditto.
8218 (update_ssa): Ditto.
8219 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
8221 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
8223 Fix PR tree-optimization/22483
8225 * tree-complex.c (create_components): Use
8226 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
8227 * tree-flow-inline.h (fill_referenced_var_vec): New function.
8228 * tree-flow.h (safe_referenced_var_iterator): New structure.
8229 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
8230 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
8231 safe_referenced_var iterator.
8232 (add_type_alias): Ditto.
8234 2005-07-19 Steven Bosscher <stevenb@suse.de>
8236 * loop-init.c (rest_of_handle_loop2): Remove.
8237 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
8238 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
8239 (pass_rtl_loop_init, pass_rtl_loop_done,
8240 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
8241 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
8242 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
8243 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
8244 pass_tree_loop_done, and pass_tree_unswitch.
8245 (gate_loop): Rename to gate_tree_loop.
8246 * passes.c (init_optimization_passes): Update for renamed tree
8247 loop passes. Add the new loop2 passes as subpasses of loop2.
8248 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
8249 Update for the renamed tree loop passes.
8251 2005-07-18 Ian Lance Taylor <ian@airs.com>
8254 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
8255 blocks when optimizing.
8257 2005-07-18 Steve Ellcey <sje@cup.hp.com>
8259 * common.opt (frename-registers): Initialize to 2.
8261 (fgcse-after-reload): Ditto.
8262 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
8263 (process_options): Only change flag_web, flag_rename_registers,
8264 and flag_rerun_cse_after_loop if not explicitly set by user.
8266 2005-07-18 Jan Beulich <jbeulich@novell.com>
8268 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
8269 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
8270 in 64-bit mode the same as DImode in 32-bit mode.
8271 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
8272 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
8273 mode. Add new mode parameter.
8274 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
8275 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
8276 x86_64_shift_adj): New expanders.
8277 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
8278 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
8280 Respective new splitters. Use renamed shift splitter helpers in 32-bit
8281 DImode shift splitters.
8282 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
8283 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
8286 2005-07-18 Jan Beulich <jbeulich@novell.com>
8288 * i386.md (movdi_extzv_1): New.
8289 (zero_extendhidi2): Combine alternatives and never force use of
8291 (zero_extendqidi2): Likewise. Don't restrict input selection.
8293 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8295 Fix PR tree-optimization/22531
8296 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
8299 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8301 * tree-promote-statics.c (pass_promote_statics): Change dump file
8304 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8306 * tree-optimize.c (init_tree_optimization_passes): Add
8307 pass_eliminate_useless_stores pass.
8308 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
8309 * tree-ssa-pre.c (is_copy_stmt): New function.
8310 (follow_copies_till_vuse): Ditto.
8311 (do_eustores): Ditto.
8312 (gate_eustores): Ditto.
8314 2005-07-16 Richard Henderson <rth@redhat.com>
8316 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
8318 2005-07-16 Danny Berlin <dberlin@dberlin.org>
8319 Kenneth Zadeck <zadeck@naturalbridge.com>
8321 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
8322 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
8323 ipa-type-escape.h, tree-promote-statics.c
8324 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
8325 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
8326 tree-promote-statics.c: new files.
8327 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
8328 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
8329 int nonlocal_set_p, mark_constant_function): Deleted.
8330 (rest_of_handle_cfg): Removed call to mark_constant_function.
8331 (nonoverlapping_component_refs_p): Added calls to support
8332 type based aliasing.
8333 * tree-ssa-alias.c (may_alias_p,
8334 compute_flow_insensitive_aliasing): Ditto.
8335 * calls.c (flags_from_decl_or_type): Removed reference to
8337 * c-typeck.c (convert_arguments): Make builtins tolerant of having
8338 too many arguments. This is necessary for Spec 2000.
8339 * cgraph.h (const_function, pure_function): Removed.
8340 * common.opt: Added "fipa-pure-const", "fipa-reference",
8341 "fipa-type-escape", and "ftree-promote-static".
8343 * passes.c: Added ipa and tree-promote-statics passes.
8344 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
8345 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
8346 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
8347 * tree-flow.h: Added exposed sra calls and addition of
8348 reference_vars_info field for FUNCTION_DECLS.
8349 * tree-pass.h: Added passes.
8350 * tree-sra.c: (sra_init_cache): New function.
8351 (sra_insert_before, sra_insert_after) Made public.
8352 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
8354 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
8355 aliasing. (may_alias_p): Added code to use type escape analysis to
8357 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
8358 code to prune clobbers of static variables based on information
8359 produced in ipa-reference pass. Changed call clobbering so that
8360 statics are not marked as clobbered if the call does not clobber
8363 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
8365 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
8368 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8370 * doc/install.texi (*-*-solaris2*): Document recommended version
8371 of GNU binutils and mention GNU linker problem on Solaris 10.
8373 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
8376 * c-decl.c (c_build_bitfield_integer_type): New function.
8377 (finish_struct): Call it.
8378 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
8380 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8382 * c-typeck.c (digest_init): Call 'convert_for_assignment'
8385 2005-07-16 Jan Hubicka <jh@suse.cz>
8387 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
8388 (scale_bbs_frequencies_int): Watch roundoff errors.
8389 * predict.c (return_prediction): Initialize return_stmt.
8391 2005-07-16 Jan Hubicka <jh@suse.cz>
8393 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
8394 after RTL profiling.
8396 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
8399 * fold-const.c (build_range_check): Convert high/low to etype
8400 if we are only comparing against exp.
8402 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
8404 Fix PR tree-optimization/22376
8405 * tree-ssa-structalias.c (build_constraint_graph): We really meant
8407 (need_to_solve): New function.
8408 (compute_points_to_sets): Use it.
8410 2005-07-15 Jan Hubicka <jh@suse.cz>
8412 * cfg.c (update_bb_profile_for_threading): More diagnostic.
8413 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
8415 2005-07-15 Richard Guenther <rguenther@suse.de>
8417 * c-common.c (handle_flatten_attribute): New function.
8418 Add flatten function attribute.
8419 * doc/extend.texi: Document flatten function attribute.
8420 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
8421 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
8423 (cgraph_decide_inlining): Handle functions with flatten
8426 2005-07-14 David Edelsohn <edelsohn@gnu.org>
8428 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
8429 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
8430 UNSPEC_XCHG, UNSPEC_AND): New.
8431 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
8432 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
8433 * config/rs6000/sync.md (FETCHOP): New code macro.
8434 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
8436 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
8437 (sync_compare_and_swap<mode>): Same.
8438 (sync_lock_test_and_set<mode>): Same.
8439 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
8440 for QImode and HImode, and not PPC405.
8441 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
8442 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
8443 (sync_<fetchop>{si,di}_internal): New.
8444 (sync_nand{si,di}_internal): New.
8445 (sync_old_<fetchop>{si,di}_internal): New.
8446 (sync_old_nand{si,di}_internal): New
8447 (sync_new_<fetchop>{si,di}_internal): New.
8448 (sync_new_nand{si,di}_internal): New.
8449 (atomic_and{si,di}): New.
8450 (sync_new_nand{si,di}_internal): New.
8451 (atomic_and{si,di}): New.
8452 (sync_add<mode>_internal): Delete.
8453 (sync_addshort_internal): Use unspec instead of unspec_volatile.
8454 (sync_sub<mode>_internal): Delte.
8455 (sync_subshort_internal): New.
8456 (sync_andsi_internal): Use unspec instead of unspec_volatile.
8457 (sync_anddi_internal): Delete.
8458 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
8459 (sync_booldi_internal): Delete.
8460 (sync_boolc<mode>_internal): Delete.
8461 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
8462 (sync_boolc<mode>_internal2): Delete.
8463 (sync_boolcc<mode>_internal): Delete.
8464 (isync, lwsync): Use unspec instead of unspec_volatile.
8465 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
8466 Revert UNSPEC_VOLATILE.
8467 (rs6000_split_atomic_op): New.
8468 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
8470 2005-07-14 Eric Christopher <echristo@redhat.com>
8472 * config/mips/mips.c (mips_canonicalize_comparison): Cast
8473 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
8475 2005-07-14 Eric Christopher <echristo@redhat.com>
8477 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
8479 2005-07-14 Steven Bosscher <stevenb@suse.de>
8481 PR tree-optimization/22230
8482 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
8483 the computation of the four cross productions for "range op range".
8485 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
8486 Ulrich Weigand <uweigand@de.ibm.com>
8489 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
8492 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
8494 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
8496 2005-07-14 Steve Ellcey <sje@cup.hp.com>
8498 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
8500 2005-07-14 Richard Guenther <rguenther@suse.de>
8503 * config/i386/i386-protos.h (ix86_function_value): Change
8504 prototype to match new target hook.
8505 * config/i386/i386.c (ix86_value_regno): Change prototype
8506 to take extra type argument.
8507 (TARGET_FUNCTION_VALUE): Define.
8508 (ix86_function_ok_for_sibcall): Pass extra argument to
8509 ix86_value_regno, check return slot rtx for exact match.
8510 (ix86_function_value): Take extra parameter. Dispatch to
8511 ix86_value_regno with fndecl/fntype as provided.
8512 (ix86_value_regno): Handle extra type argument.
8513 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
8515 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
8516 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
8517 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
8518 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
8519 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
8521 2005-07-14 Richard Guenther <rguenther@suse.de>
8523 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
8524 * calls.c (expand_call): Pass fntype to hard_function_value.
8525 (emit_library_call_value_1): Likewise.
8526 * explow.c: Include target.h.
8527 (hard_function_value): Take extra argument, the fntype.
8528 Use new target hook for function_value.
8529 * expr.h (hard_function_value): Change prototype.
8530 * function.c (aggregate_value_p): Pass 0 as fntype to
8531 hard_function_value.
8532 (assign_parms): Use new target hook for function_value.
8533 Pass 0 as fntype to hard_function_value.
8534 (expand_function_end): Likewise.
8535 * reg-stack.c: Include target.h.
8536 (stack_result): Use new target hook for function_value.
8537 * target-def.h: New target hook function_value.
8538 * target.h: Likewise.
8539 * targhooks.c (default_function_value): New function.
8540 * targhooks.h (default_function_value): Declare.
8542 2005-07-13 Ian Lance Taylor <ian@airs.com>
8544 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
8546 2005-07-14 Jan Hubicka <jh@suse.cz>
8548 * tree-dfa.c (dump_variable): Use default_def function.
8549 * tree-ssa-alias.c (dump_points_to_info): Likewise.
8550 * tree-ssa.c (verify_use): Likewise.
8551 * tree-ssanames.c (release_ssa_name): Likewise.
8552 * tree-tailcall.c (eliminate_tail_call): Likewise.
8553 (tree_optimize_tail_calls_1): Likewise.
8554 * tree-vrp.c (get_value_range): Likewise.
8556 2005-07-14 Ben Elliston <bje@au.ibm.com>
8558 * gcc.c (main): Compare language[0] with '*' when iterating over
8561 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8563 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
8564 "s390_emit_compare". Add handling of CCZ1mode.
8565 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
8566 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
8568 (s390_branch_condition_mask): Add CCZ1mode handling.
8569 * config/s390/s390.md: ("seq", "*seq"): New pattern.
8570 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
8571 Use CCZ1mode instead of CCZmode.
8572 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
8574 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8576 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
8578 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
8580 2005-07-13 Eric Christopher <echristo@redhat.com>
8582 * config/mips/mips.c (mips_canonicalize_comparison): New.
8583 (mips_emit_int_relational): Use.
8585 2005-07-13 Eric Christopher <echristo@redhat.com>
8587 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8589 * config/s390/s390.md: Include tpf.md. Move tpf specific
8591 * config/s390/tpf.md: To here.
8592 * config/s390/s390.opt: Move tpf specific options...
8593 * config/s390/tpf.opt: to here. Add mmain option.
8594 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8595 * config/s390/tpf.h: Rewrite.
8597 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8599 * doc/tm.texi: Remove @xref{Cross-profiling}.
8601 2005-07-13 Jeff Law <law@redhat.com>
8603 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
8604 expressions, test their _DECL operands for pointer equality rather
8605 than using operand_equal_p.
8607 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8609 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
8610 (TARGET_POSIX_IO): This.
8611 * config/darwin.h: Likewise.
8612 * config/freebsd.h: Likewise.
8613 * config/linux.h: Likewise.
8614 * config/lynx.h: Likewise.
8615 * config/netbsd.h: Likewise.
8616 * config/rs6000/linux64.h: Likewise.
8617 * config/rs6000/linux.h: Likewise.
8618 * config/s390/tpf.h: Likewise.
8619 * config/sh/embed-elf.h: Likewise.
8620 * config/sparc/linux64.h: Likewise.
8621 * config/sparc/linux.h: Likewise.
8622 * config/svr4.h: Likewise.
8623 * gcov-io.h: Likewise.
8625 * doc/tm.texi: Updated.
8627 * libgcov.c (create_file_directory): Defined only if
8628 TARGET_POSIX_IO is defined.
8629 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
8632 2005-07-13 Jan Hubicka <jh@suse.cz>
8634 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
8636 2005-07-13 David Edelsohn <edelsohn@gnu.org>
8638 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
8639 structure as argument.
8641 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
8643 PR tree-optimization/21921
8644 * tree-iterator.c (tsi_link_before): Support the case when
8645 tsi_end_p (tsi) == true.
8647 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8649 PR tree-optimization/22442
8650 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
8653 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8655 PR rtl-optimization/20376
8656 * toplev.c (process_options): Enable -fweb and -frename-registers when
8658 * doc/invoke.texi: Update the information about when -fweb and
8659 -frename-registers are enabled.
8661 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8664 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
8665 if *rhs_p is not a SSA_NAME.
8667 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
8669 Fix PR tree-optimization/22422
8670 * tree-ssa-structalias.c (struct variable_info): Add flag for
8672 (get_varinfo): Now a static function.
8673 (new_varinfo): init has_union and is_special_var to false.
8674 (solution_set_add): Check has_union.
8675 (do_da_constraint): Move temporary variable so it gets reset
8677 Also check for special variable.
8678 (do_ds_constraint): Ditto.
8679 (do_sd_constraint): Ditto.
8680 (do_structure_copy): Check for special variable.
8681 (find_func_aliases): Ditto.
8682 (init_base_vars): Set special vars properly.
8684 2005-07-13 Jan Hubicka <jh@suse.cz>
8686 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
8689 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
8690 (get_expr_operands): Fix thinko wrt flags and subvars.
8692 PR tree-optimize/22379
8693 * tree-inline.c (expand_call_inline): Do not output sorry in early
8696 2005-07-12 Dale Johannesen <dalej@apple.com>
8698 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
8700 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8703 * host-linux.h: Include limits.h.
8705 2005-07-12 Dale Johannesen <dalej@apple.com>
8707 * expr.c (compress_float_constant): Add cost check.
8708 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
8710 2005-07-12 Dale Johannesen <dalej@apple.com>
8712 * gcc.target/i386/compress-float-sse.c: New.
8713 * gcc.target/i386/compress-float-sse-pic.c: New.
8714 * gcc.target/i386/compress-float-387.c: New.
8715 * gcc.target/i386/compress-float-387-pic.c: New.
8716 * gcc.dg/compress-float-ppc.c: New.
8717 * gcc.dg/compress-float-ppc-pic.c: New.
8719 2005-07-12 Eric Christopher <echristo@redhat.com>
8721 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8723 * config/s390/s390.md: Include tpf.md. Move tpf specific
8725 * config/s390/tpf.md: To here.
8726 * config/s390/s390.opt: Move tpf specific options...
8727 * config/s390/tpf.opt: to here. Add mmain option.
8728 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8729 * config/s390/tpf.h: Rewrite.
8731 2005-07-12 Eric Christopher <echristo@redhat.com>
8733 * gcc.c (struct infile): Update comment for language.
8734 (main): Rewrite input file resetting code.
8736 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8739 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
8740 requiring a cast in a non RHS of modify_expr. Add a cast when required.
8741 (lookup_avail_expr): Use constant_boolean_node instead
8742 of boolean_false_node/boolean_true_node.
8744 2005-07-12 Ben Elliston <bje@au.ibm.com>
8746 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
8747 and use it when printing num_edges.
8749 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
8751 * doc/extend.texi (Blackfin Built-in Functions): New section.
8752 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
8755 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
8757 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
8758 s/cmpstrsi/cmpstrnsi
8759 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
8761 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
8762 (init_optabs): Initialize cmpstrn_optab.
8763 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
8764 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
8765 * expr.c: (enum insn_code cmpstrn_optab): Declare.
8766 * config/i386/i386.md: s/cmpstr/cmpstrn
8767 * config/c4x/c4x.md: s/cmpstr/cmpstrn
8768 * doc/md.texi: Update documentation.
8770 2005-07-11 Richard Henderson <rth@redhat.com>
8772 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
8773 build_va_arg_indirect_ref.
8774 (alpha_gimplify_va_arg): Likewise.
8775 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
8776 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
8777 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
8778 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
8779 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
8780 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
8782 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
8784 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8786 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
8787 * passes.c (init_optimization_passes): Add pass_empty_loop.
8788 * tree-pass.h (pass_empty_loop): Declare.
8789 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
8790 try_remove_empty_loop, remove_empty_loops): New functions.
8791 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
8792 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
8794 2005-07-12 Peter Barada <peter@the-baradas.com>
8798 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
8799 in address registers.
8800 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
8801 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
8802 alternative of addsi3_5200.
8804 2005-07-11 Ian Lance Taylor <ian@airs.com>
8806 * config/mips/mips.md (ffs<mode>2): Remove.
8808 2005-07-11 Ian Lance Taylor <ian@airs.com>
8810 * doc/tree-ssa.texi (Cleanups): Improve description of
8812 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
8814 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8816 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
8817 * tree.h (DECL_ARGUMENT_FLD): New macro.
8819 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8821 Fix PR tree-optimization/22404
8823 * tree-ssa-structalias.c (create_variable_info_for): Use
8826 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
8828 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
8829 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
8830 for second comparison operand.
8831 * config/bfin/predicates.md (reg_or_const_int_operand): New.
8833 * config/bfin/bfin.md (define_attr "type"): Add "sync".
8834 (define_insn_reservation "alu"): Likewise.
8835 (csync, ssync): Now of type sync.
8836 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
8837 -mcsync-anomaly -mspecld-anomaly.
8838 * config/bfin/bfin.opt (mcsync): Remove.
8839 (mcsync-anomaly, mspecld-anomaly): Add.
8840 * config/bfin/bfin.c: Include "insn-codes.h".
8841 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
8842 (TARGET_DEFAULT_TARGET_FLAGS): New.
8843 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
8845 2005-07-11 Steven Bosscher <stevenb@suse.de>
8847 * basic-block.h: Give the BB flags enum a name, bb_flags.
8848 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
8849 * cfgcleanup.c (enum bb_flags): Remove here.
8850 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
8851 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
8852 (update_forwarder_flag): Likewise.
8853 (thread_jump): Likewise.
8854 (try_forward_edges): Likewise.
8855 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
8856 forwarder flags. Don't clear bb->aux for all basic blocks. Only
8857 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
8859 2005-07-11 Richard Guenther <rguenther@suse.de>
8861 * config/i386/i386.opt: New target option -msseregparm.
8862 * config/i386/i386.c (override_options): Error out for
8863 -msseregparm but no SSE support.
8864 (ix86_function_sseregparm): Check for global sseregparm.
8865 * doc/invoke.texi: Document -msseregparm.
8867 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8869 * config.gcc (m32r-*-linux*): Use the default extra_parts.
8870 (m32rle-*-linux*): Ditto.
8872 2005-07-11 Jakub Jelinek <jakub@redhat.com>
8874 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
8875 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
8878 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8882 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
8883 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
8885 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
8887 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
8888 (varmap): Heapify varmap.
8889 (constraints): Heapify constraints.
8890 (struct constraint_graph): Heapify succs and preds.
8891 (constraint_vec_find): Update for heapification.
8892 (constraint_set_union): Ditto.
8893 (insert_into_complex): Ditto.
8894 (constraint_edge_vec_find): Ditto.
8895 (erase_graph_self_edge): Ditto.
8896 (add_graph_edge): Ditto.
8897 (get_graph_weights): Ditto.
8898 (merge_graph_nodes): Ditto.
8899 (build_constraint_graph): Ditto.
8900 (topo_visit): Ditto.
8901 (solve_graph): Ditto.
8902 (create_variable_info_for): Ditto.
8903 (init_base_vars): Ditto.
8904 (delete_points_to_sets): Free graph, varmap, and complex constraints.
8905 (condese_varmap_nodes): Free complex vector.
8906 (clear_edges_for_node): Clear succs and preds vector.
8908 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8910 * tree-ssa-structalias.c (update_alias_info): Change counting of
8911 references to not include vdefs.
8913 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8915 * tree-ssa-alias.c (free_used_part_map): Add missing free.
8918 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8920 * pa.c (pa_commutative_p): Make PLUS commutative when
8921 TARGET_NO_SPACE_REGS is true.
8923 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8925 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
8926 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
8927 * tree-dfa.c (dump_subvars_for): New.
8928 (debug_subvars_for): New.
8929 (dump_variable): Show subvariables if VAR has them.
8930 * tree-flow-inline.h (get_subvar_at): New.
8931 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
8932 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
8934 (struct subvar): Change fields offset and size to unsigned
8936 (dump_subvars_for): Declare.
8937 (debug_subvars_for): Declare.
8938 (get_subvar_at): Declare.
8939 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
8940 to unsigned HOST_WIDE_INT *.
8941 (overlap_subvar): Likewise.
8942 * tree-gimple.c (is_gimple_reg): Always return false for
8943 SFTs and memory tags.
8944 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
8946 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
8947 (compute_may_aliases): Call compute_points_to_sets.
8948 (collect_points_to_info_for): Remove.
8949 (compute_points_to_and_addr_escape): Remove.
8950 (delete_alias_info): Call delete_points_to_sets.
8951 (compute_flow_sensitive_aliasing): If the call to
8952 find_what_p_points_to returns false, call set_pt_anything.
8953 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
8954 (set_pt_anything): Clear pi->pt_vars.
8955 (set_pt_malloc): Remove.
8956 (merge_pointed_to_info): Remove.
8957 (add_pointed_to_expr): Remove.
8958 (add_pointed_to_var): Remove.
8959 (collect_points_to_info_r): Remove.
8960 (is_escape_site): Make extern.
8962 (create_overlap_variables_for): Call it.
8963 * tree-ssa-copy.c (merge_alias_info): Never merge
8964 flow-sensitive alias information.
8965 * tree-ssa-operands.c (get_expr_operands): Adjust variables
8966 offset and size to be unsigned HOST_WIDE_INT.
8967 (add_to_addressable_set): Rename from note_addressable.
8968 Set TREE_ADDRESSABLE as the variables are added to the set.
8970 (add_stmt_operand): Do not try to micro-optimize unmodifiable
8971 operands into VUSEs when adding V_MAY_DEFs for members in an
8973 * tree-ssa-operands.h (add_to_addressable_set): Declare.
8974 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
8975 (struct variable_info): Add bitfield is_heap_var.
8976 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
8977 (new_var_info): Initialize is_heap_var.
8978 (get_constraint_for): Add HEAP variables to the symbol table.
8979 Mark them with is_heap_var.
8980 (update_alias_info): New. Taken mostly from the old
8981 compute_points_to_and_addr_escape.
8982 (handle_ptr_arith): New.
8983 (find_func_aliases): Call update_alias_info.
8984 Call handle_ptr_info for tcc_binary expressions.
8985 Call mark_stmt_modified.
8986 (create_variable_info_for): If DECL has subvars, do not create
8987 variables for its subvars. Always add all the fields.
8988 (set_uids_in_ptset): If the solution includes ANYOFFSET and
8989 SFTs, then add all the SFTs of the structure.
8990 If VI->DECL is an aggregate with subvariables, add the SFT at
8992 (find_what_p_points_to): If VI is an artificial variable,
8993 translate to bitfields in SSA_NAME_PTR_INFO.
8994 If the solution is empty, set pi->pt_vars to NULL
8995 (init_base_vars): Create ANYOFFSET.
8996 (compute_points_to_sets): Rename from create_alias_vars.
8998 (pass_build_pta): Remove.
8999 (delete_points_to_sets): Rename from delete_alias_vars.
9000 (pass_del_pta): Remove.
9001 * tree-ssa-structalias.h (struct alias_info): Move from
9003 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
9004 NUM_REFERENCES_SET): Likewise.
9005 (compute_points_to_sets, delete_points_to_sets): Declare.
9007 2005-07-09 Richard Henderson <rth@redhat.com>
9009 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
9010 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
9011 alpha_split_lock_test_and_set_12): New functions.
9012 * config/alpha/alpha-protos.h: Update.
9013 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
9014 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
9015 * config/alpha/sync.md (I12MODE): New.
9016 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
9017 (sync_<fetchop_name><I48MODE>): Likewise.
9018 (sync_nand<I48MODE>): Likewise.
9019 (sync_old_<fetchop_name><I48MODE>): Likewise.
9020 (sync_new_<fetchop_name><I48MODE>): Likewise.
9021 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
9022 (sync_compare_and_swap<I48MODE>): Likewise.
9023 (sync_lock_test_and_set<I48MODE>): Likewise.
9024 (sync_compare_and_swap<I12MODE>): New.
9025 (sync_compare_and_swap<I12MODE>_1): New.
9026 (sync_lock_test_and_set<I12MODE>): New.
9027 (sync_lock_test_and_set<I12MODE>_1): New.
9029 2005-07-09 Diego Novillo <dnovillo@redhat.com>
9033 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
9035 2005-07-09 Jakub Jelinek <jakub@redhat.com>
9037 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
9038 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
9040 2005-07-09 Richard SAndiford <richard@codesourcery.com>
9043 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
9045 2005-07-08 David Edelsohn <edelsohn@gnu.org>
9047 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
9048 memory_operand constraint.
9049 (store_conditional_<mode>): Same.
9050 (sync_compare_and_swap<mode>): Same.
9051 (sync_lock_test_and_set<mode>): Same.
9053 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
9055 Rewrite PIC support to more closely model actual instructions.
9056 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
9057 (cris_symbol): Remove prototypes for removed functions.
9058 (cris_pic_symbol_type_of, cris_valid_pic_const)
9059 (cris_expand_pic_call_address): Prototypes for new functions.
9060 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
9062 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
9064 <case ':'>: Add case for new punctuation character.
9065 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
9066 emitting (extra) PIC modifier.
9067 <case UNSPEC>: Do not assert for PLT.
9068 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
9069 (cris_expand_prologue, cris_expand_epilogue): Check
9070 for pic_offset_table_rtx usage instead of taking
9071 current_function_uses_pic_offset_table as the final word.
9072 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
9073 Remove flag_pic difference.
9074 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
9075 the moral equivalents of...
9076 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
9078 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
9079 (cris_handle_option): Mark ARG as unused.
9080 (cris_expand_pic_call_address): New worker function for "call",
9082 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
9083 output PIC constructs here.
9084 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
9085 as symbol-specific modifers, not whole or part of operands.
9086 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
9087 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
9088 constants and flag_pic.
9089 (CONSTANT_INDEX_P): Adjust for new functions.
9090 (enum cris_pic_symbol_type): New helper type.
9091 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
9092 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
9093 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
9095 ("movsi"): Emit actual instructions for GOT and relative access.
9096 ("*movsi_got_load"): New pattern to set up the register holding
9098 ("*movsi_internal"): Operand 1 is not a plain general_operand.
9099 Adjust FIXME for 'S'.
9100 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
9101 Use "movs" for -fpic cases.
9102 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
9103 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
9104 ("call", "call_value"): Just call cris_expand_pic_call_address for
9106 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
9107 Remove special pattern.
9108 ("*expanded_call_side", "*expanded_call_value_side"): New
9110 (gotplt-to-plt, gotplt-to-plt-side-call)
9111 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
9113 * config/cris/cris/predicates.md
9114 ("cris_general_operand_or_gotless_symbol"): Remove unused
9116 ("cris_general_operand_or_symbol"): Adjust for new functions.
9118 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9120 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
9122 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
9124 * Makefile.in (TREE_H): Add treestruct.def.
9125 (c-decl.o): Add pointer-set.h
9126 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
9127 visibility on regular DECL's.
9128 (merge_decls): Fix the copying of decl nodes of various types for
9129 the new structures. Don't update RTL, section name, weak status,
9130 etc, on DECL's without RTL.
9131 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
9132 Don't check volatile on non-variable types.
9133 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
9134 to check whether we have seen arguments.
9135 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
9136 flag is checked before field (flag is common, field is not).
9137 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
9138 TS_DECL_COMMON could have an origin.
9139 (add_location_or_const_value_attribute): Don't check section name
9140 on non-var/function decls.
9141 (dwarf2out_var_location): Reverse order of tests.
9142 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
9143 with DECL_WRTL_CHECK.
9144 * expmed.c (make_tree): rtl is now in decl_with_rtl.
9145 * fold-const.c (fold_binary): Don't check weakness on
9146 non-var/function decls.
9147 (tree_expr_nonzero_p): Ditto.
9148 (fold_checksum_tree): Use tree_decl_extra as sizeof
9150 * ggc-page.c (extra_order_size_table): Add sizes for
9151 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
9153 * gimplify.c (gimplify_bind_expr): Only set
9154 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
9155 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
9157 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
9158 * langhooks.h (init_ts). New langhook.
9159 * passes.c (rest_of_decl_compilation): Reverse order of tests.
9160 * print-tree.c (print_node): Update to only print fields that
9161 exist in the structures the passed decl has.
9162 * toplev.c (wrapup_global_declarations): Don't reset
9163 DECL_DEFER_OUTPUT on DECL's that don't contain it.
9164 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
9165 * tree-inline.c (remap_decl): Ditto.
9166 * tree-outof-ssa.c (create_temp): Reverse order of tests.
9167 * tree-pretty-print.c (print_declaration): Don't print
9168 DECL_REGISTER on things that don't contain it.
9169 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
9170 non-var/function decls.
9171 * tree.c (tree_contains_struct): New structure.
9172 (init_priority_for_decl): New hashtable.
9173 (tree_int_map): New structure.
9174 (tree_int_map_eq): New function.
9175 (tree_int_map_marked_p): Ditto.
9176 (tree_int_map_hash): Ditto.
9177 (tree_map): Move to tree.h.
9178 (tree_map_eq): Externalize.
9179 (tree_map_hash): Ditto.
9180 (tree_map_marked_p): Ditto.
9181 (init_ttree): Set up tree_contains_struct and call langhook.
9182 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
9183 (tree_code_size): Update for new structures.
9184 (tree_node_structure): Update for new structures.
9185 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
9187 (copy_node_stat): Copy init priority.
9188 (build_decl_stat): Ditto for visibility.
9189 (ts_enum_names): New.
9190 (tree_contains_struct_check_failed): New function.
9191 (decl_init_priority_lookup): Ditto.
9192 (decl_init_priority_insert): Ditto.
9193 * treestruct.def: New file.
9194 * tree.h (CODE_CONTAINS_STRUCT): New macro.
9195 (CONTAINS_STRUCT_CHECK): Ditto.
9196 (tree_contains_struct_check_failed): New prototype.
9197 (DECL_CHECK): Removed.
9198 (DECL_MINIMAL_CHECK): New.
9199 (DECL_COMMON_CHECK): Ditto.
9200 (DECL_WRTL_CHECK): Ditto.
9201 (DECL_NON_COMMON_CHECK): Ditto.
9202 (DECL_WITH_VIS_CHECK): Ditto.
9203 (VAR_OR_FUNCTION_DECL_P): Ditto
9204 (struct tree_decl_minimal): New structure.
9205 (struct tree_decl_common): Ditto.
9206 (struct tree_decl_with_rtl): Ditto.
9207 (struct tree_decl_with_vis): Ditto.
9208 (struct tree_decl_non_common): Ditto.
9209 (struct tree_field_decl): Ditto.
9210 (struct tree_parm_decl): Ditto.
9211 (struct tree_var_decl): Ditto.
9212 (struct tree_function_decl): Ditto.
9213 (struct tree_const_decl): Ditto.
9214 (struct tree_result_decl): Ditto.
9215 (union tree_node): Add new structures.
9216 * var-tracking.c (track_expr_p): Reverse order of tests.
9218 * doc/c-tree.texi: Add documentation on DECL node internal structure.
9220 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
9222 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
9223 * system.h: Poison FINALIZE_PIC.
9224 * doc/tm.texi (FINALIZE_PIC): Remove.
9226 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9229 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
9230 to the correct type if we have a MODIFY_EXPR.
9232 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
9234 PR tree-optimization/22360
9235 * tree.c (upper_bound_in_type): Fix calculations for casting
9236 to a non-wider signed type and casting a signed value to a
9237 wider unsigned type.
9238 (lower_bound_in_type): Fix calculations for casting to a
9239 non-wider signed type.
9241 PR tree-optimization/20139
9242 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
9244 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
9245 fold_cond_expr_cond.
9246 * tree-ssanames.c (release_defs): Assert in_ssa_p.
9247 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
9249 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9252 * tree-complex.c (expand_complex_libcall): Produce
9253 REALPART_EXPR/IMAGPART_EXPR with the correct type.
9255 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9257 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
9258 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
9259 b" assert and inserted fastpath code for this case.
9260 (bitmap_ior): Removed "a != b" assert.
9262 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9264 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
9265 (ENDFILE_SPEC): Likewise.
9266 * config/m32r/m32r.h (ASM_SPEC): Likewise.
9268 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
9269 a large stack frame at epilogue.
9271 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
9273 * final.c: Include sdbout.h when required.
9275 2005-07-07 Geoffrey Keating <geoffk@apple.com>
9277 * config.gcc (*-*-darwin*): Only one target-specific header file
9279 (powerpc-*-darwin*): Add version-specific header files.
9280 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
9281 * config.in: Regenerate.
9282 * configure: Regenerate.
9283 * gcc.c: Include xregex.h.
9284 (version_compare_spec_function): New.
9285 (spec_function): Add version-compare.
9286 (replace_outfile_spec_function): Reformat comment.
9287 (compare_version_strings): New.
9288 * config/darwin-c.c (version_as_macro): New.
9289 (builtin_define): New.
9290 (darwin_cpp_builtins): New.
9291 * config/darwin-protos.h (darwin_cpp_builtins): New.
9292 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
9293 (LIB_SPEC): Make unconditional, update comment.
9294 (TARGET_C99_FUNCTIONS): Define.
9295 * config/darwin.opt: Sort.
9296 (mmacosx-version-min=): New.
9297 * config/darwin7.h: Delete.
9298 * config/darwin8.h: Delete.
9299 * config/i386/darwin.h (): Call darwin_cpp_builtins.
9300 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
9301 (TARGET_C99_FUNCTIONS): Define.
9302 * config/rs6000/darwin7.h: New.
9303 * config/rs6000/darwin8.h: New.
9304 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
9305 (-mmacosx-version-min): Document.
9307 2005-07-07 Ian Lance Taylor <ian@airs.com>
9309 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
9311 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
9314 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
9316 2005-07-07 Khem Raj <kraj@mvista.com>
9318 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
9319 in bytes, not words.
9321 2005-07-07 Paul Brook <paul@codesourcery.com>
9323 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
9324 DEFAULT_FUNCTION_ARG_PADDING to upward.
9326 2005-07-07 Richard Henderson <rth@redhat.com>
9328 * function.c (locate_and_pad_parm): Record parameter alignment in
9329 stack_alignment_needed.
9331 2005-07-07 David Edelsohn <edelsohn@gnu.org>
9333 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
9334 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
9335 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
9336 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
9337 (define_attr "type"): Add isync, sync, load_l, store_c.
9338 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
9339 Create scratch volatile MEM.
9340 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
9342 (load_locked_<mode>): New.
9343 (store_conditional_<mode>): New.
9344 (sync_compare_and_swap<mode>): Replace with splitter.
9345 (sync_lock_test_and_set<mode>): Replace with splitter.
9346 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
9348 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
9349 is ics. Attribute isync.
9350 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
9352 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
9353 and UNSPECV_SYNC_OP.
9354 (emit_unlikely_jump): New.
9355 (emit_load_locked): New.
9356 (emit_store_conditional): New.
9357 (rs6000_split_compare_and_swap): New.
9358 (rs6000_split_lock_test_and_set): New.
9359 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
9360 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
9361 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
9362 rs6000_split_lock_test_and_set): Declare.
9363 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
9364 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
9365 store_c, isync, sync.
9367 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
9369 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
9370 filenames to gtyp-gen.h.
9371 (s-typ-gen): Use it in place of for loops.
9373 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
9375 * hooks.c (hook_bool_rtx_int_false): New function.
9376 * hooks.h (hook_bool_rtx_int_false): Declare.
9377 * target-def.h (TARGET_COMMUTATIVE_P): Define.
9378 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
9379 * target.h (struct gcc_target): Add commutative_p member.
9380 * targhooks.c (hook_bool_rtx_commutative_p): New function.
9381 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
9382 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
9383 (pa_commutative_p): New function.
9384 * jump.c (target.h): Include.
9385 (rtx_renumbered_equal_p): Use targetm.commutative_p.
9386 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
9388 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9390 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
9391 (s390_expand_setmem): New.
9392 * config/s390/s390.c: Likewise.
9393 (print_shift_count_operand): Truncate to 12 bits instead of 6.
9395 * config/s390/s390.md: ("setmem<mode>"): Accept character as
9396 general_operand. Call new function "s390_expand_setmem".
9397 ("clrmem_long", "*clrmem_long"): Rewrite to ...
9398 ("setmem_long", "*setmem_long"): ... this.
9400 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9402 * config/s390/s390.c: (optimization_options): Enable
9403 TARGET_MVCLE at -Os.
9404 * doc/invoke.texi: Document changes in default behaviour.
9405 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
9407 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9409 * expr.c: (set_storage_via_setmem): Convert opchar to mode
9410 defined by back-end.
9412 2005-07-07 Jakub Jelinek <jakub@redhat.com>
9414 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
9415 all sets in the pattern.
9416 * config/rs6000/rs6000.md (stack_protect_testsi,
9417 stack_protect_testdi): Likewise.
9419 2005-07-06 Jeff Law <law@redhat.com>
9421 * tree-vrp.c (simplify_using_ranges): Kill.
9422 (vrp_finalize): Remove call to simplify_using_ranges.
9423 (simplify_stmt_using_ranges): New function extracted from
9424 simplify_using_ranges.
9425 (simplify_div_or_mod_using_ranges): Likewise.
9426 (simplify_abs_using_ranges): Likewise.
9427 (simplify_cond_using_ranges): New function.
9428 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
9429 * tree-ssa-propagate.c (substitute_and_fold): Call
9430 simplify_stmt_using_ranges if we have range information.
9432 2005-07-06 James E. Wilson <wilson@specifixinc.com>
9434 * config/ia64/ia64.c (ia64_reorg): Check optimize before
9435 ia64_flag_schedule_isns2.
9437 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
9438 reading/writing general registers.
9439 (ia64_function_arg): Revert 2005-06-18 change.
9441 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
9443 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
9444 (legitimize_tls_address): Use gcc_unreachable instead of abort.
9446 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
9448 * function.c (expand_function_end): Revert part of 2005-06-27
9449 patch. Do sjlj_emit_function_exit_after after return_label.
9451 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9453 * doc/install.texi (--disable-libssp): New.
9455 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
9457 * doc/invoke.texi: Update -fforce-mem documentation.
9458 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
9459 code for -fforce-mem.
9460 * expmed.c: (store_bit_field,store_fixed_bit_field,
9461 extract_bit_field): Ditto.
9462 * expr.c: (convert_move): Ditto.
9463 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
9464 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
9465 emit_conditional_add,expand_float,expand_fix): Ditto.
9466 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
9467 (common_handle_option): Issue warning when -fforce-mem specified.
9469 2005-07-06 Paul Brook <paul@codesourcery.com>
9471 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
9473 * configure: Regenerate.
9475 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
9477 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
9479 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
9481 Fix PR tree-optimization/22319
9482 Fix PR tree-optimization/22140
9483 Fix PR tree-optimization/22310
9485 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
9486 variable sized types.
9487 Use correct type for intermediate structure on *a = *b structure
9490 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9492 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
9494 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
9495 (machine_function): Move typedef to...
9496 * config/rs6000/rs6000.c (machine_function): ... here. Add
9497 varargs_save_offset field.
9498 (rs6000_stack_t): Remove varargs_size field.
9499 (setup_incoming_varargs): Allocate varargs save area using
9500 assign_stack_local, try to make it as small as possible.
9501 Save offset from virtual_stack_vars_rtx to the save area
9502 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
9503 instead of magic 8 when fp word byte size is used.
9504 (rs6000_va_start): Use cfun->machine->varargs_save_offset
9505 instead of -RS6000_VARARGS_SIZE.
9506 (rs6000_stack_info, debug_stack_info,
9507 rs6000_initial_elimination_offset): Remove all traces of
9509 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
9510 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
9511 RS6000_VARARGS_AREA.
9513 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
9515 PR tree-optimization/21963
9516 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
9517 constant_multiple_of in the same way get_computation_cost_at does.
9519 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9521 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
9522 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
9523 (gen_compare_reg): If sparc_compare_emitted is set, clear it
9524 and return its previous value.
9525 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
9526 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
9528 (stack_protect_set, stack_protect_test): New expanders.
9529 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
9530 stack_protect_testdi): New insns.
9531 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9532 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
9534 2005-07-06 Jeff Law <law@redhat.com>
9536 * tree-ssa-dce.c (cfg_altered): New global.
9537 (tree_dce_init): Initialize cfg_altered.
9538 (remove_dead_stmt): If we remove an edge in the CFG, then set
9540 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
9543 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9545 * Makefile.in (stamp-collect-ld): Use
9546 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
9547 ./collect-ld if it already exists.
9548 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
9549 Don't remove ./nm if it already exists.
9551 2005-07-05 Devang Patel <dpatel@apple.com>
9553 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
9554 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
9555 * tree-vectorizer.c (vect_loop_location): New.
9556 (vect_print_dump_info): Use vect_loop_location.
9557 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
9558 (vectorize_loops): Set vect_loop_location.
9559 * tree-vect-analyze.c (vect_analyze_offset_expr,
9560 vect_determin_vectorization_factor, vect_analyze_operations,
9561 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
9562 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
9563 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
9564 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
9565 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
9566 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
9567 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
9568 vect_analyze_loop): Adjust vect_print_dump_info API.
9569 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
9570 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
9571 vect_finish_stmt_generation, vectorizable_assignment,
9572 vectorizable_operation, vectorizable_store, vectorizable_load,
9573 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
9574 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
9575 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
9576 vect_transform_loop): Same.
9577 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
9578 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
9581 2005-07-05 Randolph Chung <tausq@debian.org>
9583 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
9584 * configure: Regenerate.
9585 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
9586 (pa_tls_referenced_p): Declare.
9587 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
9588 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
9589 (legitimize_tls_address): New.
9590 (hppa_legitimize_address): Handle TLS addresses.
9591 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
9592 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9593 (emit_move_sequence): Handle TLS addresses.
9594 (pa_encode_section_info): Call default handler to handle common
9596 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
9597 (CONSTANT_ADDRESS_P): Reject TLS operands.
9598 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
9599 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
9600 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
9601 (UNSPEC_TLSLE): Define new constants.
9602 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
9603 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
9604 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
9605 (tie_symbolic_operand, tle_symbolic_operand): New
9607 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
9609 * aclocal.m4: Update macros for autoconf 2.59 style.
9610 * configure.ac: Likewise.
9612 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9614 * pa.c (function_value): Handle small aggregates on 32-bit targets.
9615 (function_arg): Pass small aggregates in general registers on 32-bit
9617 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
9619 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
9621 * Makefile.in (final.o): Fix dependencies.
9623 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9627 * langhooks.h (struct lang_hooks): Add expr_to_decl.
9628 * langhooks.c (lhd_expr_to_decl): New.
9629 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
9631 (LANG_HOOKS_INITIALIZER): Update.
9632 * tree.c (recompute_tree_invarant_for_addr_expr): Call
9633 expr_to_decl langhook.
9634 * c-tree.h (c_expr_to_decl): Declare.
9635 * c-typeck.c (c_expr_to_decl): New.
9636 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
9638 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
9640 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9643 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
9644 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
9646 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
9648 * Makefile.in: Adjust dependencies.
9649 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
9650 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
9651 * alias.c (rest_of_handle_cfg, pass_cfg): New.
9652 * bb-reorder.c (duplicate_computed_gotos): Make it static.
9653 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
9654 rest_of_compilation.
9656 * bb-reorder.c (gate_duplicate_computed_gotos,
9657 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
9658 rest_of_handle_reorder_blocks, pass_reorder_blocks,
9659 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
9660 pass_partition_blocks): New.
9661 * bt-load.c (gate_handle_branch_target_load_optimize,
9662 rest_of_handle_branch_target_load_optimize,
9663 pass_branch_target_load_optimize): New.
9664 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
9666 * cfglayout.c (pass_insn_locators_initialize): New.
9667 * cfgrtl.c (pass_free_cfg): New.
9668 * combine.c (gate_handle_combine, rest_of_handle_combine,
9670 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
9671 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
9672 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
9673 * except.c (pass_set_nothrow_function_flags,
9674 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
9676 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
9677 rest_of_handle_shorten_branches, pass_shorten_branches,
9678 rest_of_clean_state, pass_clean_state): New.
9679 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
9680 rest_of_handle_remove_death_notes, pass_remove_death_notes,
9681 rest_of_handle_life, pass_life, rest_of_handle_flow2,
9683 * function.c (pass_instantiate_virtual_regs, pass_init_function,
9684 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
9685 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9686 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
9688 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
9689 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
9690 pass_rtl_ifcvt, gate_handle_if_after_combine,
9691 rest_of_handle_if_after_combine, pass_if_after_combine,
9692 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
9693 pass_if_after_reload): New.
9694 * integrate.c (pass_initial_value_sets): New.
9695 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
9696 pass_purge_lineno_notes): New.
9697 * mode-switching.c (rest_of_handle_mode_switching,
9698 pass_mode_switching): New.
9699 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
9700 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
9702 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
9703 pass_loop_optimize): New.
9704 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
9706 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
9708 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
9709 pass_postreload_cse): New.
9710 * profile.c (gate_handle_profiling, pass_profiling,
9711 rest_of_handle_branch_prob, pass_branch_prob): New.
9712 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
9713 pass_split_before_regstack, gate_handle_split_before_regstack,
9714 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
9715 rest_of_handle_split_all_insns, pass_split_all_insns): New.
9716 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
9717 pass_stack_regs): New.
9718 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
9719 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
9720 pass_stack_adjustments): New.
9721 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
9722 pass_regrename): New.
9723 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
9724 pass_delay_slots, gate_handle_machine_reorg,
9725 rest_of_handle_machine_reorg, pass_machine_reorg): New.
9726 * rtl.h (extern void purge_line_number_notes): New.
9727 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
9728 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
9730 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
9732 * value-prof.c (gate_handle_value_profile_transformations,
9733 rest_of_handle_value_profile_transformations,
9734 pass_value_profile_transformations): New.
9735 * var-tracking.c (gate_handle_var_tracking,
9736 pass_variable_tracking): New.
9737 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
9739 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
9740 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
9741 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
9742 rest_of_handle_old_regalloc, rest_of_handle_regrename,
9743 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
9744 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
9745 rest_of_handle_gcse2, rest_of_handle_regmove,
9746 rest_of_handle_tracer, rest_of_handle_if_conversion,
9747 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
9748 rest_of_handle_web, rest_of_handle_branch_prob,
9749 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
9750 rest_of_handle_jump_bypass, rest_of_handle_combine,
9751 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9752 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9753 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
9754 rest_of_handle_mode_switching, rest_of_handle_jump,
9755 rest_of_handle_eh, rest_of_handle_stack_adjustments,
9756 rest_of_handle_flow2, rest_of_handle_jump2,
9757 rest_of_handle_peephole2, rest_of_handle_postreload,
9758 rest_of_handle_shorten_branches, rest_of_clean_state,
9759 rest_of_compilation): Remove.
9761 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
9762 * passes.c (dump_flags, in_gimple_form, all_passes,
9763 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9764 register_dump_files, next_pass_1, last_verified, execute_todo,
9765 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
9766 from tree-optimize.c.
9767 (init_optimization_passes): Moved from tree-optimize.c,
9768 adding the RTL optimizations.
9769 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
9770 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
9771 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9772 register_dump_files, next_pass_1, last_verified, execute_todo,
9773 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
9774 init_tree_optimization_passes, ipa_passes): Delete.
9775 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
9777 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
9778 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
9780 (ipa_passes): Remove.
9781 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
9782 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
9783 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
9784 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
9785 (dump_info_p, dump_flag): Moved to tree-dump.h.
9787 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
9789 * passes.c (finish_optimization_passes): Use dump_begin
9790 and dump_end, TDI_end.
9791 (gate_rest_of_compilation): New.
9792 (pass_rest_of_compilation): Use it.
9793 (gate_postreload, pass_postreload): New.
9794 * toplev.c (general_init): Rename init_tree_optimization_passes.
9795 * toplev.h (init_tree_optimization_passes): Rename to
9796 init_optimizations_passes.
9797 * tree-dump.c (dump_flag): Make static.
9798 (dump_files): Remove RTL dumps.
9799 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
9800 pass_cleanup_cfg, pass_free_cfg_annotations,
9801 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
9802 pass_init_datastructures, pass_fixup_cfg): Make non-static.
9803 * tree-pretty-print.c: Include tree-pass.h.
9804 * cgraph.c: Include tree-dump.h.
9806 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9808 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
9809 Only fall back to saying it points to readonly memory if
9812 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9814 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
9815 * config/m32r/m32r.c (m32r_compute_frame_size,
9816 m32r_expand_prologue): Take current_function_profile into
9817 account whenever we reference
9818 current_function_uses_pic_offset_table.
9819 (m32r_finalize_pic): Remove.
9820 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
9822 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
9824 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
9825 instead of $<. Don't remove ./as if it already exists.
9827 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9830 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
9831 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
9832 for complex modes when generating code for PA 1.0.
9833 (VALID_FP_MODE_P): New macro.
9834 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9835 sets for all general and floating point modes. Align wide floating
9836 point modes to even register boundaries to comply with architectural
9838 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
9839 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
9840 (VALID_FP_MODE_P): New macro.
9841 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9842 sets for all general and floating point modes. Align wide floating
9843 point modes to even register boundaries to comply with architectural
9846 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9848 * tree-dump.c (dump_files): Initialize dump number for .cgraph
9851 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9853 * tree-ssa-structalias.c: Don't include expr.h.
9855 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9857 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
9860 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9862 Fix PR tree-optimization/22279
9864 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
9867 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
9869 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
9871 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9873 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
9874 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
9875 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
9876 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
9877 config/stormy16/stormy16.c, config/v850/v850.c,
9878 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
9879 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
9880 Avoid "." or "\n" at end of diagnostics and capital letters at
9881 start of diagnostics.
9882 * combine.c, cse.c: Don't translate dump file output.
9883 * toplev.c (print_version): Only translate output if going to
9886 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9888 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
9889 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
9892 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9894 * pa.c (fix_range): Fix typo in comment.
9896 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9898 * tree-vrp.c (extract_range_from_assert): Replace
9899 fold (build (...)) with fold_build2.
9901 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9903 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
9904 gcc_gfc_char_table, init_dynamic_gfc_info): New.
9905 (format_types_orig, handle_format_attribute): Add support for
9908 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
9910 * varasm.c (assemble_variable): Fix format specifier thinko.
9912 2005-07-03 Ira Rosen <irar@il.ibm.com>
9914 PR tree-optimization/22029 (and 22135)
9915 * tree-pretty-print.c (dump_generic_node): Check that the node is not
9916 a phi node before calling dump_vops.
9918 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9920 * tree-dump.h (dump_string_field): Declare.
9921 * tree-dump.c: Use it instead of dump_string.
9922 (dump_string_field): Make non-static.
9924 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9926 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
9927 up the minimal CFG stuff always when optimize > 0. Call
9928 split_all_insns_noflow in PIC case if needed.
9930 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9931 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
9934 * c-decl.c (c_write_global_declarations): Dump contents of
9936 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
9937 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
9938 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
9939 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
9942 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9944 * c-common.h (GCC_DIAG_STYLE): Define.
9945 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
9946 version for format checking to 4.1.
9947 * c-format.c: Include toplev.h after c-common.h.
9948 (enum format_type): Add gcc_tdiag_format_type.
9949 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
9950 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
9951 (format_types_orig): Add gcc_tdiag.
9952 (init_dynamic_diag_info): Support gcc_tdiag formats.
9953 (handle_format_attribute): Likewise.
9954 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
9955 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
9956 version for format checking to 4.1.
9957 (warning0, warning, error, pedwarn, sorry): Use
9959 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
9960 (finish_aliases_1): Do not use %qE.
9961 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
9962 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
9963 Correct format bugs.
9964 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
9965 parameter to unsigned HOST_WIDE_INT.
9966 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
9968 2005-07-02 David Edelsohn <edelsohn@gnu.org>
9971 * expr.c (write_complex_part): Use adjust_address for MEM.
9972 (read_complex_part): Same.
9974 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
9976 Fix PR tree-optimization/22280
9978 * tree-sra.c (generate_element_init): Remove useless loop.
9980 2005-07-02 Richard Henderson <rth@redhat.com>
9982 * config/alpha/alpha.c (alpha_legitimize_address): Check for
9984 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
9986 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
9989 * fold-const.c (fold_binary): Handle the return value of
9990 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
9991 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
9993 2005-07-02 Jeff Law <law@redhat.com>
9995 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
9996 a eliminate type conversion which feeds an equality comparison
9997 if the original type or either operand in the comparison is a
10000 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
10002 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
10003 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
10005 * config/avr/avr.c: Do not use '`' as left quote.
10006 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
10007 Remove "." from end of diagnostics. Make diagnostics start with
10010 2005-07-02 Zack Weinberg <zack@codesourcery.com>
10011 Joseph S. Myers <joseph@codesourcery.com>
10013 * toplev.c (default_tree_printer): Handle setting location with
10015 * c-objc.common.c (c_tree_printer): Likewise.
10016 * c-format.c (gcc_diag_flag_specs): Add '+'.
10017 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
10018 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
10020 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
10021 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
10022 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
10023 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
10024 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
10025 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
10026 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
10027 format arguments where %J is used without %D.
10029 2005-07-02 Jakub Jelinek <jakub@redhat.com>
10031 * gcc.c (LINK_SSP_SPEC): Define.
10032 (link_ssp_spec): New variable.
10033 (LINK_COMMAND_SPEC): Add %(link_ssp).
10034 (static_specs): Add link_ssp_spec.
10035 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
10036 * configure: Rebuilt.
10037 * config.in: Rebuilt.
10039 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10040 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10041 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10042 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10043 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
10044 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
10045 -0x7008(2) instead of reading __stack_chk_guard variable.
10046 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
10048 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
10049 (stack_protect_set, stack_protect_test): Use *_tls* patterns
10050 if TARGET_THREAD_SSP_OFFSET is defined.
10051 (stack_tls_protect_set_si, stack_tls_protect_set_di,
10052 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
10055 2005-06-27 Richard Henderson <rth@redhat.com>
10056 * libgcc-std.ver (GCC_4.1.0): New.
10057 * libgcc.h (__stack_chk_guard): Declare.
10058 (__stack_chk_fail, __stack_chk_fail_local): Declare.
10059 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
10060 * mklibgcc.in (lib2funcs): Add them.
10062 2005-07-01 Richard Henderson <rth@redhat.com>
10064 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
10065 void * before struct sigcontext *.
10066 (x86_fallback_frame_state): Likewise.
10068 2005-07-01 James E. Wilson <wilson@specifixinc.com>
10070 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
10072 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
10075 * tree-ssa-reassoc.c (should_transpose): Fix which operand
10076 we check for SSA_NAME for.
10078 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
10080 Fix PR tree-optimization/22071
10082 * tree-ssa-structalias.c (offset_overlaps_with_access): New
10084 (get_constraint_for_component_ref): Use it.
10086 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
10089 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
10090 print out the last new line.
10092 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
10094 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
10095 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
10096 * config/cris/cris.c (cris_conditional_register_usage): Adjust
10097 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
10098 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
10099 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
10100 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
10101 (enum reg_class): New member CC0_REGS.
10102 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
10103 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
10104 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
10105 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
10106 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
10107 Adjust for register now described.
10109 2005-07-01 Jakub Jelinek <jakub@redhat.com>
10112 * config/i386/i386.md (stack_protect_test_si,
10113 stack_protect_test_di): Add earlyclobber for scratch 3.
10114 * config/rs6000/rs6000.md (stack_protect_testsi,
10115 stack_protect_testdi): Add earlyclobber for scratch 3,
10116 remove earlyclobber from scratch 4.
10118 Older entries for 2005 can be found in ChangeLog-2005.