1 2005-12-01 Gabriel Dos Reis <gdr@integrable-solutions.net>
4 * c-common.c (lvalue_error): Fix wording.
6 2005-12-01 Richard Guenther <rguenther@suse.de>
8 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Fix
11 2005-12-01 Geoffrey Keating <geoffk@apple.com>
13 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
16 2005-12-01 Ben Elliston <bje@au.ibm.com>
18 * mklibgcc.in: Parameterise the script to build soft float
19 functions by iterating over each type, rather than cloning the
22 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25 * builtins.c (fold_builtin_fputs): Defer check for missing
26 replacement functions.
28 2005-11-30 Kean Johnston <jkj@sco.com>
30 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
31 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
33 2005-11-30 Richard Guenther <rguenther@suse.de>
35 PR tree-optimization/22501
36 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
37 function split out from ...
38 (forward_propagate_addr_expr): ... here. Use it to propagate
39 ADDR_EXPRs to all uses.
41 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
43 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
44 * builtins.c (expand_builtin_mathfn): Use them.
45 (expand_builtin_mathfn_2): Likewise.
46 (expand_builtin_mathfn_3): Likewise.
47 (expand_builtin_int_roundingfn): Likewise.
48 (expand_builtin): Likewise.
49 (integer_valued_real_p): Likewise.
50 (fold_builtin_int_roundingfn): Likewise.
51 (fold_builtin_bitop): Likewise.
52 (fold_builtin_logarithm): Likewise.
53 (fold_builtin_1): Likewise.
54 * convert.c (convert_to_integer): Likewise.
55 * fold-const.c (negate_mathfn_p): Likewise.
56 (tree_expr_nonnegative_p): Likewise.
58 2005-11-30 Dale Johannesen <dalej@apple.com>
59 Andrew Pinski <pinskia@physics.uc.edu>
61 * combine.c (find_split_point): Sign extend bitmask
62 when changing bitfield assignment to IOR of AND.
64 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
66 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
67 clobber to scratch reg.
68 (*decrement_and_branch_until_zero_no_clobber): Remove.
69 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
70 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
71 * config/ms1/ms1.opt (mmul): Remove.
72 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
73 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
75 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
76 Bernd Schmidt <bernd.schmidt@analog.com>
78 * pa/predicates.md (symbolic_operand): Add comment.
79 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
80 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
81 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
82 (pa_secondary_reload_class): Delete.
83 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
84 and pa_secondary_reload_class. Reorder some checks. Update inline
85 copy of symbolic operand.
86 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
88 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
90 * loop-doloop.c (add_test): Only add jump notes if we did emit a
93 2005-11-30 Jeff Law <law@redhat.com>
95 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
96 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
98 2005-11-30 Jakub Jelinek <jakub@redhat.com>
100 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
101 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
102 (ia64_expand_move): Adjust caller.
104 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
105 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
108 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
110 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
111 Always produce an output if we can remove NEGs or canonicalize
112 (minus (minus ...)) expressions. Provide a fast path for the
114 (simplify_gen_binary): Do not call simplify_plus_minus.
115 (simplify_binary_operation_1): Reassociate at the end of the
118 2005-11-29 Evan Cheng <evan.cheng@apple.com>
120 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
121 moves and unpack to speed up.
123 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
125 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
126 argument, they are always sparc_compare_op0 and sparc_compare_op1.
127 (gen_v9_scc): Update callers.
128 * config/sparc/sparc.md: Likewise.
129 * config/sparc/sparc-protos.h: Update extern declaration.
131 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
133 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
135 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
138 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
140 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
141 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
144 2005-11-29 Ben Elliston <bje@au.ibm.com>
146 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
149 2005-11-29 Ben Elliston <bje@au.ibm.com>
151 * Makefile.in (clean-target): Depend on clean-target-libgcc.
152 (clean-target-libgcc): Import rule from the top-level Makefile.in.
154 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
158 * builtins.c (init_target_chars): New.
159 (expand_builtin_printf, expand_builtin_fprintf,
160 expand_builtin_sprintf, fold_builtin_sprintf,
161 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
162 fold_builtin_snprintf_chk, fold_builtin_printf,
163 fold_builtin_fprintf): Check for matching format strings using
166 2005-11-29 Paul Brook <paul@codesourcery.com>
168 * config.gcc: Do not use fixproto on m68k-elf.
170 2005-11-28 Roger Sayle <roger@eyesopen.com>
172 * expmed.c (div_cost): Replace with...
173 (sdiv_cost, udiv_cost): New.
174 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
175 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
176 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
177 (expand_divmod): Replace use of div_cost with either sdiv_cost
178 or udiv_cost depending upon the signedness of the operation.
180 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
183 * config/darwin.c (machopic_indirection_name,
184 machopic_output_indirection): Follow transparent alias chain.
186 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
188 * varasm.c (ultimate_transparent_alias_target): Add comment.
190 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
192 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
193 SET_SRC instead of XEXP where appropriate.
195 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
197 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
200 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
202 * config/fp-bit.h (LSHIFT): Take shift count parameter.
203 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
206 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
208 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
209 secondary_input_reload_class, made static. Adapt to new
211 (secondary_output_reload_class): Delete.
212 (TARGET_SECONDARY_RELOAD): New macro.
213 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
214 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
216 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
219 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
220 when its natural alignment is > BITS_PER_UNIT.
221 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
222 * c-common.c (handle_packed_attribute): Ignore packing on a field
223 whose type is naturally char aligned.
225 2005-11-28 Richard Guenther <rguenther@suse.de>
227 * c-common.c (strict_aliasing_warning): Handle all
228 component-ref like accesses.
230 2005-11-28 Roger Sayle <roger@eyesopen.com>
231 Uros Bizjak <uros@kss-loka.si>
234 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
235 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
236 when flag_unsafe_math_optimizations is set and
237 we don't care about NaNs or Infinities.
239 Move x/expN(y) and x/pow(y,z) transformation into common
240 flag_unsafe_math_optimizations section.
242 2005-11-27 Mark Mitchell <mark@codesourcery.com>
244 * gcc.c (main): Change type of argv to "char **".
246 2005-11-28 Alan Modra <amodra@bigpond.net.au>
248 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
250 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
251 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
252 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
253 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
254 output locals to sbss if !rs6000_elf_in_small_data_p.
255 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
257 2005-11-28 Alan Modra <amodra@bigpond.net.au>
260 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
262 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
263 indexed_or_indirect_address.
264 (indexed_or_indirect_address): Don't test for base reg. Call
265 address_operand last. Make it a special predicate.
267 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
269 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
271 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
274 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
276 (negate_expr): Likewise.
278 2005-11-27 Andreas Schwab <schwab@suse.de>
280 * config/m68k/m68k.c: Reindent and fix whitespace, remove
283 2005-11-27 Steven Bosscher <stevenb@suse.de>
285 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
286 has EH predecessor edges.
288 2005-11-26 Eric Christopher <echristo@apple.com>
290 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
291 register stalls by zero extending to the full register.
293 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
295 * config/floatunsisf.c, config/floatunsidf.c,
296 config/floatunsixf.c, config/floatunsitf.c: New files.
297 * config/ia64/t-hpux: Add floatunsitf.c.
298 * config/ia64/ia64.c (ia64_init_libfuncs): Use
299 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
301 2005-11-26 Richard Henderson <rth@redhat.com>
303 * c-lex.c (pragma_lex): Rename from c_lex.
304 * c-pch.c: Update for pragma_lex rename.
305 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
306 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
307 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
308 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
309 * doc/tm.texi: Likewise.
311 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
314 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
315 when overflow is undefined.
317 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
319 * doc/md.texi (Insn Canonicalizations): Refer to the
320 function commutative_operand_precedence for further rules.
322 2005-11-25 Roger Sayle <roger@eyesopen.com>
325 * expmed.c (choose_mult_variant): Return immediately when mult_cost
326 is less than zero. Limit mult_cost to a reasonable upper bound for
327 the synthetic multiplication sequence.
329 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
332 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
333 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
334 Lookup the explicit replacement functions for any unlocked
335 stdio builtin transformations.
337 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
339 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
341 * targhooks.c (default_secondary_reload): Don't require operand 2
342 for an input reload to be earlyclobber.
344 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
346 * fold-const.c (negate_mathfn_p): Fix comment and add support
347 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
350 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
353 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
354 _Q_ulltoq for unsigned conversions from SImode and DImode to
357 2005-11-25 Alan Modra <amodra@bigpond.net.au>
359 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
360 (__floatundidf, __floatundisf): Likewise.
362 2005-11-25 David Edelsohn <edelsohn@gnu.org>
364 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
365 (rs6000_override_options): Remove initialization of
367 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
368 (rs6000_emit_stack_tie): Same.
369 (emit_frame_save): Same.
370 (gen_frame_mem_offset): Same.
371 (rs6000_emit_prologue): Same.
372 (rs6000_emit_epilogue): Same.
374 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
377 * fold-const.c (fold_build): Convert bool_var != 1 and
378 bool_var == 0 to !bool_var.
380 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
383 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
384 for C being INTEGER_CST. Likewise for !=.
386 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
389 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
390 unsigned conversions from SImode to TFmode.
392 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
394 * expr.c (expand_expr_real_1): Fix error in last change.
396 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
398 * caller-save.c: (this_insn_sets): Move into:
399 (save_call_clobbered_regs).
400 (mark_set_regs): Get this_insn_sets from data.
402 (save_call_clobbered_regs): Take sets of the return value by
403 sibcalls into account.
405 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
408 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
409 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
410 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
411 (memory_move_secondary_cost, init_reg_autoinc): Remove
412 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
413 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
414 secondary_reload_class call.
415 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
417 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
418 (push_secondary_reload): Use secondary_reload target hook.
419 (secondary_reload_class, scratch_reload_class): New functions.
420 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
421 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
422 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
423 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
424 (secondary_reload_class, scratch_reload_class): Declare.
425 * reload1.c: Include target.h.
426 (reload_adjust_reg_for_temp): New function.
427 (reload_adjust_reg_for_icode): Likewise.
428 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
429 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
431 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
432 for inheritance. Support case when both secondary & tertiary reloads
433 are for intermediate registers.
434 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
435 with secondary_reload_class call. Support case when both secondary
436 & tertiary reloads are for intermediate registers.
437 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
438 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
439 * target.h (secondary_reload_info): New struct / typedef.
440 (struct gcc_target): New member secondary_reload.
441 * targhooks.c Include reload.h, optabs.h and recog.h.
442 (default_secondary_reload): New function.
443 * targhooks.h (default_secondary_reload): Declare.
444 * doc/tm.texi: Document secondary_reload target hook. Update
445 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
446 * doc/md.texi: Likewise.
448 * sh-protos.h (sh_secondary_reload): Declare.
449 * sh.c (TARGET_SECONDARY_RELOAD): Override.
450 (sh_secondary_reload): New function.
451 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
452 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
453 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
454 (HAVE_SECONDARY_RELOADS): Define.
455 * sh.md (reload_indf): Rename to:
457 (reload_outdf): Rename to:
458 (reload_outdf__RnFRm).
459 (reload_insf): Rename to:
461 (reload_insi): Rename to:
462 (reload_insi__i_fpul).
464 2005-11-24 Uros Bizjak <uros@kss-loka.si>
466 * configure.ac: Require at least texinfo 4.4.
467 * configure: Regenerate.
469 * doc/install.texi (Tools/packages necessary for building GCC):
470 Update required version of texinfo to at least 4.4.
471 (Installing GCC: Building): Update required version of texinfo
473 (Installing GCC: Final installation): Update required version
474 of texi2dvi to at least 4.4.
475 (Host/target specific installation notes for GCC): Update required
476 version of texinfo to at least 4.4.
478 2005-11-24 Richard Guenther <rguenther@suse.de>
479 Dirk Mueller <dmueller@suse.de>
482 * c-common.h (strict_aliasing_warning): Declare.
483 * c-common.c (strict_aliasing_warning): New function,
485 * c-typeck.c (build_c_cast): ... here.
487 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
489 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
491 (swap_commutative_operands_with_target): New.
493 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
495 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
496 also when doing PRE, rather than only for global CPROP.
498 2005-11-24 Ben Elliston <bje@au.ibm.com>
500 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
501 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
503 (expand_twoval_unop): Likewise.
504 (widen_clz): Likewise.
505 (expand_parity): Likewise.
506 (expand_unop): Likewise.
507 (emit_cmp_and_jmp_insn_1): Likewise.
508 (prepare_float_lib_cmp): Likewise.
510 2005-11-24 Ben Elliston <bje@au.ibm.com>
512 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
513 Remove unused `class' variable.
515 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
518 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
519 C/C++ diagnostic function warn_array_subscript_with_type_char.
520 * c-common.h (warn_array_subscript_with_type_char): Declare.
521 * c-common.c (warn_array_subscript_with_type_char): Define.
523 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
526 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
527 compiling at the intersection of C and C++.
529 2005-11-23 Mark Mitchell <mark@codesourcery.com>
531 * doc/invoke.texi: For man pages, include gcc-vers.texi.
532 List @file in the option summary. Include the libiberty
533 documentation for @file.
534 * gcc.c (main): Call expandargv.
535 * Makefile.in (gcc-vers.texi): Define srcdir.
537 2005-11-23 Diego Novillo <dnovillo@redhat.com>
539 * passes.c (init_optimization_passes): Document
540 sequencing of passes.
542 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
544 * config/m68k/predicates.md (pcrel_address, extend_operator,
545 post_inc_operand, pre_dec_operand): Remove redundant
547 (const_uint32_operand, const_sint32_operand): Use gcc_assert
549 (valid_dbcc_comparison_p): Rewrite in the lisp style.
551 2005-11-23 Ben Elliston <bje@au.ibm.com>
553 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
555 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
557 Preparatory work for PR target/21623:
558 * alpha.c (secondary_reload_class): Rename to:
559 (alpha_secondary_reload_class).
560 * alpha.h, alpha-protos.h: Likewise.
561 * mn10300.c (secondary_reload_class): Rename to:
562 (mn10300_secondary_reload_class).
563 * mn10300.h, mn10300-protos.h: Likewise.
564 * pa.c (secondary_reload_class): Rename to:
565 (pa_secondary_reload_class).
566 * pa.h, pa-protos.h: Likewise.
567 * rs6000.c (secondary_reload_class): Rename to:
568 rs6000_secondary_reload_class.
569 * rs6000.h, rs6000-protos.h: Likewise.
571 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
574 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
576 2005-11-22 Ian Lance Taylor <ian@airs.com>
578 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
580 (prepare_cmp_insn): Likewise.
582 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
585 * m68k.md (zero_extendsidi2): Force operands[1] to a register
586 if both operands[0] and operands[1] are memory.
588 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
591 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
592 COMPARISON_CLASS_P and an integral types create create a new
593 expression with the new type and fold that.
595 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
598 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
599 to SUBTARGET_OS_CPP_BUILTINS.
601 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
603 * arm.c (emit_set_insn): New function.
604 (arm_split_constant): Call it.
605 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
606 (arm_legitimize_address): Likewise. Use plus_constant.
607 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
608 (thumb_expand_prologue): Likewise.
609 (arm_gen_load_multiple): Use VOIDmode in SET.
610 (arm_gen_store_multiple): Likewise.
611 (vfp_emit_fstmx): Likewise. Use plus_constant.
612 (emit_multi_reg_push): Likewise.
613 (emit_sfm): Use plus_constant.
615 2005-11-23 Alan Modra <amodra@bigpond.net.au>
618 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
621 2005-11-22 Alan Modra <amodra@bigpond.net.au>
624 * expmed.c (store_bit_field): Don't attempt to insv a field
627 2005-11-22 Alan Modra <amodra@bigpond.net.au>
630 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
631 explicit sign extension, not a (char) cast.
633 2005-11-22 Ben Elliston <bje@au.ibm.com>
635 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
636 GET_MODE_CLASS (x) == MODE_FLOAT.
637 * config/i386/i386.c: Likewise.
638 * config/rs6000/xcoff.h: Likewise.
639 * config/rs6000/linux64.h: Likewise.
640 * config/rs6000/rs6000.c: Likewise.
641 * config/rs6000/rs6000.h: Likewise.
642 * config/rs6000/predicates.md: Likewise.
643 * config/rs6000/sysv4.h: Likewise.
645 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
647 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
650 * config/alpha/freebsd.h, config/alpha/linux.h,
651 config/arm/linux-elf.h, config/bfin/bfin.h,
652 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
653 config/i386/beos-elf.h, config/i386/gnu.h,
654 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
655 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
656 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
657 config/rs6000/linux64.h, config/rs6000/sysv4.h,
658 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
659 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
660 config/sparc/linux.h, config/sparc/linux64.h,
661 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
663 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
664 are both defined when either flag -fpic or -fPIC are used.
666 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
668 * config/fp-bit.c (clzusi): New function.
669 (si_to_float, usi_to_float): Use it to compute proper shift.
670 (usi_to_float): Preserve guard bits when shifting right.
671 * libgcc-std.ver (GCC_4.2.0): New version.
672 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
673 __floatundisf): New functions.
674 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
675 __floatundisf): Declare.
676 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
677 _floatundixf, and _floatunditf.
678 * optabs.c (expand_float): If target does not define a pattern for
679 signed or unsigned conversion, use an unsigned libcall instead of
681 (init_optabs): Initialize ufloat_optab.
683 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
685 * config/rs6000/rs6000.opt (mmulhw): New option.
686 * doc/invoke.texi (-mmulhw): Document.
687 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
689 * config/rs6000/rs6000.md: Add half-word multiply and
690 multiply-accumulate instructions for 405 and 440.
692 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
694 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
695 which matches behavior of gcc 4.0 and older for RTEMS targets. The
696 default now includes a linker group which makes the RTEMS one nest.
698 2005-11-22 Ben Elliston <bje@au.ibm.com>
700 * cse.c (fold_rtx): Typo fix.
701 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
703 2005-11-21 Richard Henderson <rth@redhat.com>
705 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
706 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
708 * c-tree.h (lookup_name): Move declaration ...
709 * c-common.h (lookup_name): ... here.
710 * config/darwin-c.c: Include c-common.h.
711 * config/t-darwin: Update dependencies.
713 2005-11-22 Ben Elliston <bje@au.ibm.com>
715 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
716 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
717 * genopinit.c (gen_insn): Likewise.
718 * reload.c (find_equiv_reg): Likewise.
719 * loop.c (load_mems): Likewise.
720 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
721 * cse.c (find_comparison_args, fold_rtx): Likewise.
722 * dwarf2out.c (add_const_value_attribute): Likewise.
723 * expr.c (convert_move): Likewise.
724 * recog.c (general_operand, register_operand): Likewise.
725 * reg-stack.c (replace_reg): Likewise.
726 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
727 * c-common.c (handle_vector_size_attribute): Likewise.
728 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
729 (simplify_binary_operation_1): Likewise.
730 (simplify_const_binary_operation): Likewise.
731 (simplify_relational_operation): Likewise.
732 (simplify_const_relational_operation): Likewise.
733 (simplify_immed_subreg): Likewise.
734 * emit-rtl.c (gen_lowpart_common): Likewise.
735 * expmed.c (expand_mult): Likewise.
736 * stor-layout.c (layout_type): Likewise.
738 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
741 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
742 cst2 only for SPE vectors.
744 2005-11-21 David Edelsohn <edelsohn@gnu.org>
747 * config/rs6000/predicates.md (vrsave_operation): Check
748 UNSPEC_VOLATILE value.
750 2005-11-21 Jan Hubicka <jh@suse.cz>
752 PR tree-optimization/24653
753 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
755 2005-11-21 Uros Bizjak <uros@kss-loka.si>
757 * config/i386/predicates.md (ax_reg_operand): New predicate.
758 (memory_displacement_only_operand): New predicate.
759 * config/i386/i386.md ("modrm" attribute): Return 0 if one
760 operand is AX register and the other operand is memory operand
761 with displacement only.
763 2005-11-21 Uros Bizjak <uros@kss-loka.si>
765 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
766 if we don't care about NaNs or Infinities.
768 2005-11-20 Ian Lance Taylor <ian@airs.com>
770 PR rtl-optimization/24883
771 * combine.c (combinable_i3pat): When checking whether the
772 destination of i3 is used in i3, consider paradoxical subregs.
774 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
777 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
779 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
781 * combine.c (try_combine): Do not run subst on i1src and i2src in
782 the case of generating a PARALLEL for a comparison.
784 2005-11-20 Richard Henderson <rth@redhat.com>
787 * tree-sra.c (struct sra_elt): Add all_no_warning.
788 (struct sra_walk_fns) <use>: Add use_all argument.
789 (sra_walk_expr): Pass it.
790 (sra_walk_modify_expr): Likewise.
791 (scalarize_ldst): Likewise.
792 (scan_use): Update for new argument.
793 (mark_no_warning): New.
794 (scalarize_use): Use it.
796 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
798 * expr.c (expand_expr_real): Use usmul_optab for widening
799 signed * unsigned multiplies.
800 * genopinit.c (optabs): Add usmul_widen_optab.
801 * optabs.c (init_optabs): Likewise.
802 * optabs.h (enum optab_index): Add OTI_usmul_widen.
803 (usmul_widen_optab): Define.
804 * config/bfin/bfin.md (usmulhisi3): New pattern.
806 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
808 2005-11-20 Graham Stott <btinternet.com>
810 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
812 2005-11-20 Andreas Schwab <schwab@suse.de>
815 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
818 2005-11-19 Richard Henderson <rth@redhat.com>
821 * tree-gimple.c (is_gimple_id): Export.
822 * tree-gimple.h (is_gimple_id): Declare.
823 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
824 (get_default_value): Use it.
825 (maybe_fold_stmt_indirect): Likewise.
827 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
829 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
830 than VR1 or vice-versa.
832 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
836 * reload.c (find_reloads_address_1): Mention dependency on
838 * reload1.c (gen_reload): For IN with an unary operation, try
839 moving inner expression to OUT if trivial SET is not valid.
840 Confirm that the result is valid. Move common code block into...
841 (emit_insn_if_valid_for_reload): New function.
843 2005-11-19 Richard Guenther <rguenther@suse.de>
845 * fold-const.c (fold_indirect_ref_1): Make sure we fold
846 ARRAY_REFs of constant strings.
848 2005-11-19 Jakub Jelinek <jakub@redhat.com>
850 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
853 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
855 * combine.c (make_compound_operation): Swap operands of
856 commutative operation if necessary before returning.
858 2005-11-19 Richard Guenther <rguenther@suse.de>
861 * fold-const.c (fold_plusminus_mult_expr): New function.
862 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
863 cases, remove now unnecessary code.
865 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
867 * gensupport.c (old_preds): Rename to std_preds, add special field.
868 (struct old_pred_table): Rename to struct std_pred_table, add special
870 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
871 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
872 (init_predicate_table): Adjust, and set along the way whether a
873 predicate is special.
875 2005-11-18 Mark Mitchell <mark@codesourcery.com>
877 * BASE-VER: Change to 4.2.0.
879 2005-11-18 James E Wilson <wilson@specifix.com>
881 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
884 2005-11-18 Mike Stump <mrs@apple.com>
886 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
887 * config/darwin-c.c (darwin_pragma_unused): Likewise.
888 * c-decl.c (lookup_name_two) Remove.
889 * c-tree.h (lookup_name_two): Remove.
890 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
891 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
892 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
893 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
895 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
898 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
899 when not generating code to use that co-processor.
901 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
903 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
904 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
905 these functions are now in tree-phinodes.c.
907 2005-11-18 Jie Zhang <jie.zhang@analog.com>
909 * config/bfin/bfin.md (trap): New pattern.
911 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
913 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
916 * expr.c (expand_expr_real): Don't call record_block_change unless
917 ib_boundaries_block is non-null
919 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
921 * fold-const.c (build_range_check): Use proper type for subtraction
922 when merging lower bound.
924 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
926 PR rtl-optimization/24497
927 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
930 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
932 * tree-scalar-evolution.c (expression_expensive_p): New function.
933 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
935 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
937 * config/bfin/crtlibid.s: New file.
939 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
942 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
943 when not using sjlj exceptions.
944 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
945 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
946 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
947 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
948 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
949 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
950 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
951 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
952 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
953 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
954 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
955 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
956 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
958 * config/pa/hpux-unwind.h: New file.
960 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
962 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
963 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
964 * varasm.c (do_assemble_alias): Adjust call.
965 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
967 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
969 2005-11-17 James E Wilson <wilson@specifix.com>
971 * tree.def (FUNCTION_DECL): Correct typo in comment.
973 2005-11-17 Richard Henderson <rth@redhat.com>
975 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
976 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
977 and DW_CFA_def_cfa_sf.
978 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
979 (dbx_reg_number): Don't assert particular registers here.
980 (based_loc_descr): ... do it here instead. Fold in ...
981 (eliminate_reg_to_offset): ... this function.
982 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
983 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
984 * unwind-dw2.c (execute_cfa_program): Apply data align factor
985 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
986 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
987 (instantiate_virtual_regs): Likewise.
988 * var-tracking.c (adjust_stack_reference): Likewise.
989 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
991 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
993 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
994 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
995 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
997 ($(T)crtlibid.o): New rule.
999 2005-11-16 Richard Guenther <rguenther@suse.de>
1002 * fold-const.c (extract_array_ref): Return byte offset
1004 (fold_binary): Fold &x[a] CMP &x[b] to
1005 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
1008 2005-11-16 Richard Henderson <rth@redhat.com>
1011 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
1012 parts of an SSA_NAME.
1014 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
1017 * arm.md (split for movsf with immediate): Restrict split to insns
1018 that set a general register.
1020 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1022 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
1024 * unwind-dw2.c (uw_advance_context): Likewise.
1025 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
1026 _Unwind_SjLj_Unregister.
1027 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
1029 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1031 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
1033 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1035 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
1036 langhook to get a DImode integer type.
1038 2005-11-16 Richard Henderson <rth@redhat.com>
1039 J"orn Rennecke <joern.rennecke@st.com>
1040 Ulrich Weigand <uweigand@de.ibm.com>
1044 * reload1.c (reg_equiv_invariant): New.
1045 (reload): Allocate, initialize, and free it.
1046 (calculate_needs_all_insns): Check it when skipping equivalence
1048 (alter_reg): Likewise.
1049 (eliminate_regs_1): Rename from eliminate_regs. Add new
1050 may_use_invariant argument; only use reg_equiv_invariant when true.
1051 (eliminate_regs): New.
1052 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
1053 a context for which may_use_invariant may be true.
1055 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1057 * fold-const.c (const_binop): Don't constant fold the operation
1058 if the result has overflowed and flag_trapping_math.
1059 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
1061 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1063 * config/arm/unwind-arm.c (abort): Add prototype here.
1064 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
1065 (struct phase1_vrs): Add prev_sp.
1066 (unwind_phase2_forced): Save the original core registers instead of
1067 modifying entry_vrs. Take a new flag argument for resuming unwinding
1068 and set action flags accordingly. Always set _US_END_OF_STACK when
1069 get_eit_entry fails. Unwind before calling the stop function.
1070 (_Unwind_GetCFA): New function.
1071 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
1072 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
1073 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
1074 just call unwind_phase2_forced.
1075 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
1076 * config/arm/unwind-arm.h (abort): Remove prototype.
1077 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
1079 (_Unwind_GetCFA): New prototype.
1080 * config/arm/pr-support.c (abort): Add prototype here.
1081 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
1083 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
1084 not schedule the prologue with non-call exceptions and EABI.
1086 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
1088 * config/arm/unwind-arm.h: Reorder interface function declarations.
1089 (_URC_END_OF_STACK): New enumeration value.
1090 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
1091 (struct _Unwind_Control_Block): Document reserved field use.
1092 (_Unwind_Stop_Fn): New typedef.
1093 (_Unwind_ForcedUnwind): Declare.
1094 (_Unwind_Resume_or_Rethrow): Declare.
1095 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
1097 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
1098 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
1099 (UCB_FORCED_STOP_ARG): New.
1100 (search_EIT_table): Update boundary condition checks.
1101 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
1102 (unwind_phase2): Replace for with do..while.
1103 (unwind_phase2_forced): New.
1104 (__gnu_Unwind_RaiseException): Replace for with do..while.
1105 (__gnu_Unwind_ForcedUnwind): New.
1106 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
1107 Use appropriate phase2 unwinder.
1108 (__gnu_Unwind_Resume_or_Rethrow): New.
1109 (__gnu_unwind_pr_common): Cope with forced unwinding.
1111 2005-11-16 David Edelsohn <edelsohn@gnu.org>
1114 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
1116 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
1117 roundsf2): Remove "s" from mnemonic.
1119 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
1121 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
1123 * config/bfin/crtn.s: Change epilogues to match.
1124 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
1125 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
1126 __PIC__ and __pic__.
1128 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1131 * doc/invoke.texi: Distinguish between free and fixed form instead of
1132 Fortran and Fortran 90/95. Remove ratfor from the list of supported
1134 * gcc.c (default_compilers): Remove double entries, add entries for
1135 suffixes '.F90' and '.F95'.
1137 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1139 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
1140 in the stack probing loop.
1142 2005-11-15 David Edelsohn <edelsohn@gnu.org>
1144 * configure.ac: Use .machine power5 not power5x.
1145 * configure: Regenerate.
1147 2005-11-15 Mike Stump <mrs@apple.com>
1149 * c-decl.c (lookup_name_two): Add.
1150 * c-tree.h (lookup_name_two): Likewise.
1151 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
1152 * config/darwin-c.c (darwin_pragma_unused): Likewise.
1154 2005-11-16 Alan Modra <amodra@bigpond.net.au>
1156 PR rtl-optimization/23392
1157 * regrename.c (enum scan_actions) Add mark_access.
1158 (scan_actions_name): Ditto.
1159 (scan_rtx_reg): Handle mark_access.
1160 (scan_rtx_address): Do nothing for mark_access.
1161 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
1162 and regs in REG_INC notes before closing chains for dead regs.
1163 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
1164 opening chains for new writes.
1166 2005-11-15 David Edelsohn <edelsohn@gnu.org>
1168 * c.opt (ffixed-line-length-none): New.
1170 2005-11-15 Steve Ellcey <sje@cup.hp.com>
1172 * mklibgcc.in: Change contents of eh_dummy.c.
1174 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
1176 * loop.c (scan_loop): Do not insert temporaries for hard registers.
1178 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
1180 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
1182 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
1184 2005-11-15 Jan Hubicka <jh@suse.cz>
1186 * invoke.texi (large-unit-insns): Document.
1187 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
1188 * params.def (large-unit-insns): New param.
1190 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
1193 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
1194 special register for operand 3. Reindent constraints to align
1197 2005-11-14 David Edelsohn <edelsohn@gnu.org>
1199 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
1200 -mpopcntb, -mfprnd. Add -mcpu=power5+.
1201 * configure.ac: Add test for FP rounding instructions.
1202 * configure: Regenerate.
1203 * config.in: Regenerate.
1204 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1205 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
1207 * config/rs6000/rs6000.opt (mfprnd): New.
1208 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
1209 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
1210 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
1211 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
1212 (TARGET_FPRND): New.
1213 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
1215 (btrunc<mode>2): New.
1217 (floor<mode>2): New.
1218 (round<mode>2): New.
1220 2005-11-14 Geoffrey Keating <geoffk@apple.com>
1222 * gcc.c (version_compare_spec_function): Use fatal() rather than
1225 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
1226 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
1227 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
1229 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
1232 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
1233 on -mmacosx-version-min setting.
1235 2005-11-14 Diego Novillo <dnovillo@redhat.com>
1238 * tree-vrp.c (infer_value_range): Return false if STMT is a
1239 block terminator and its basic block has no successors.
1241 2005-11-14 Mike Stump <mrs@apple.com>
1243 * config/i386/i386.c (override_options): -masm=intel isn't
1244 supported on darwin.
1245 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1247 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
1249 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
1250 vfork after including auto-host.h.
1252 2005-11-15 Alan Modra <amodra@bigpond.net.au>
1254 PR rtl-optimization/22002
1255 * combine.c (distribute_notes): Detect cases where a reg dies
1256 two or more times in a bb, including on the insn we are combining,
1257 and place the death note on the correct range.
1259 2005-11-14 Dale Johannesen <dalej@apple.com>
1261 * expmed.c (store_bit_field): Add offset unconditionally for
1263 (extract_bit_field): Don't force extzv or extv operand into
1264 a register if field is too big.
1266 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
1268 * config/arm/arm.c (pic_labelno): New.
1269 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
1270 LABEL_REF. Pass only the labelno to PIC insns.
1271 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1272 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
1273 * arm.md (UNSPEC_PIC_LABEL): New constant.
1274 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1275 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
1276 Use the correct label prefix.
1278 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
1280 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
1283 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
1285 * loop-invariant.c: Include tm_p.h.
1286 * Makefile.in: Updated.
1288 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1290 * pa.c (store_reg): Revise generation of frame notes in large frames.
1291 (set_reg_plus_d): Likewise.
1293 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
1295 PR tree-optimization/24709
1296 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
1299 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1301 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
1302 and duplicate declaration of pthread_self.
1304 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
1305 Ian Lance Taylor <ian@airs.com>
1308 * calls.c (expand_call): If TARGET is a MEM and some part of the
1309 argument area has been saved, force TARGET to a register.
1311 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
1313 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
1316 2005-11-13 Jason Merrill <jason@redhat.com>
1319 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
1320 lazily declared methods.
1321 (force_decl_die): Stop if forcing out the context already make a
1323 (force_type_die): Likewise.
1325 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
1328 * builtins.c (integer_valued_real_p): Add break in
1329 REAL_CST having TREE_OVERFLOW set.
1331 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
1333 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
1334 addressing modes during calculation of costs.
1336 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
1338 * function.c (assign_stack_local_1): Restrict sanity check
1339 on frame size overflow to 32-bit and above platforms.
1341 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1343 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
1344 * config/cris/cris.c: Include reload.h.
1345 (cris_initial_elimination_offset): New function.
1346 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
1349 2005-11-12 Richard Guenther <rguenther@suse.de>
1351 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
1353 2005-11-12 Jan Hubicka <jh@suse.cz>
1355 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
1356 to compare against 0 when possible.
1358 2005-11-12 Jie Zhang <jie.zhang@analog.com>
1360 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
1361 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
1362 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
1363 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
1366 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1368 * recog.c (constrain_operands) <case 'g'>: For a match, require
1369 that a non-register matches general_operand when strict >= 0.
1371 2005-11-11 Steven Bosscher <stevenb@suse.de>
1373 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
1376 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1378 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
1379 (memory_address_same): New.
1380 (dse_optimize_stmt): Call memory_address_same.
1382 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1385 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
1386 ZERO_EXTEND>: New cases.
1388 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1390 * longlong.h (__clz_tab): Always provide.
1392 2005-11-11 Steven Bosscher <stevenb@suse.de>
1395 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
1397 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
1398 before check_maybe_invariant.
1399 (move_invariant_reg): Use gen_move_insn instead of replacing
1400 SET_DEST with the temporary for the invariant.
1401 (move_loop_invariants): If checking is enabled, do internal
1402 consistency checks after completing the pass.
1404 2005-11-11 David Edelsohn <edelsohn@gnu.org>
1407 * common.opt (Wvolatile-register-var): New.
1408 * varasm.c (make_decl_rtl): Only emit warning when option
1409 specified. Clarify warning message.
1410 * doc/invoke.texi (Wvolatile-register-var): Document new option.
1412 * doc/md.texi (copysign): Document standard named pattern.
1414 2005-11-11 Jie Zhang <jie.zhang@analog.com>
1416 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
1417 bytes when align is 2.
1418 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
1419 by the first instruction of the loop.
1421 2005-11-11 Jason Merrill <jason@redhat.com>
1424 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
1427 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
1429 PR rtl-optimization/22509
1430 * local-alloc.c (memref_used_between_p): Check whether a function call
1431 could not reference the memref.
1433 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
1435 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
1436 algorithm so as to choose the best, not the worst, alternative.
1437 Reset accumulated register class before processing next alternative.
1439 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
1442 * calls.c (expand_call): Copy a return value to a plain register
1445 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
1448 * varasm.c (assemble_name): Recompute name only for transparent
1451 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
1453 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
1455 2005-11-04 Jeff Law <law@redhat.com>
1458 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
1459 perform reassociation if the parent statement will not die as
1460 a result of the optimization.
1462 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
1464 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1465 delete_old_heap_vars.
1466 * tree-dfa.c (referenced_var_remove): Remove function.
1467 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
1468 (delete_tree_ssa): Remove call to delete_old_heapvars.
1469 Add call to delete_alias_heapvars.
1470 * tree-flow.h (referenced_var_remove): Remove prototype
1471 (init_alias_heapvars): New prototype.
1472 (delete_alias_heapvars): Ditto.
1473 * Makefile.in (tree-ssa-structalias.o): Add
1474 gt-tree-ssa-structalias.o
1475 (GTFILES): Add tree-ssa-structalias.h and
1476 tree-ssa-structalias.c.
1477 (s-gtype): Add gt-tree-ssa-structalias.h.
1478 * tree-ssa-structalias.c (heapvars): Remove.
1479 (oldheapvars): Remove.
1480 (heapvar_for_stmt): New variable.
1481 (heapvar_lookup): New function.
1482 (heapvar_insert): Ditto.
1483 (get_constraint_for): See if we have an old heapvar
1485 (init_alias_heapvars): New function.
1486 (delete_alias_heapvars): Ditto.
1487 Add include of gt-tree-ssa-structalias.h.
1489 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1492 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
1494 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
1496 * tree.c (int_fits_type_p): Only look at the base type
1497 if it has the same precision as the original type.
1499 2005-11-10 Jakub Jelinek <jakub@redhat.com>
1502 * varasm.c (assemble_alias): Use %q+D in the error
1503 message instead of %J and %qD.
1505 2005-11-10 Richard Guenther <rguenther@suse.de>
1507 * gcse.c (free_ldst_entry): Only free hashtable if
1510 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1512 * function.c (assign_stack_local_1): Issue an error message if
1513 the frame size overflows in the signed target arithmetics.
1515 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1517 * tree.c (build_qualified_type): Chain the new type to the original
1518 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
1519 a POINTER_TYPE or a REFERENCE_TYPE respectively.
1520 (build_pointer_type_for_mode): Only return unqualified types.
1521 (build_reference_type_for_mode): Likewise.
1523 2005-11-09 Jakub Jelinek <jakub@redhat.com>
1525 * Makefile.in (gnucompare): Do comparison of all files using one of
1526 the chosen methods and only afterwards decide if just warning should
1527 be issued or comparison failure raised.
1529 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1531 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
1532 (noce_try_abs): Negate if the comparison is reversed.
1533 Look only one instruction backwards for a REG_EQUAL note.
1535 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1538 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
1539 gthr-tpf.h: Define __gthrw. For all identifiers that might
1540 be weak, introduce weakrefs or non-weak aliases with __gthrw,
1541 and prefix all uses with __ghtrw.
1543 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1546 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
1547 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
1548 * c-common.c (handle_weakref_attribute): New.
1549 (c_common_attribute_table): Add weakref.
1550 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
1552 * configure, config.in: Rebuilt.
1553 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
1554 * doc/extend.texi: Document weakref attribute.
1555 * varasm.c (ultimate_transparent_alias_target): New
1556 (assemble_name): Use it.
1557 (weak_finish_1): Split out of...
1558 (weak_finish): ... and deal with weakrefs in...
1559 (weakref_targets): ... new list.
1560 (globalize_decl): Clean up weakref_targets.
1561 (do_assemble_alias): Handle weakrefs.
1562 (finish_aliases_1): Do not reject weakrefs to external symbols.
1563 (assemble_alias): Handle weakrefs.
1565 2005-11-09 Richard Guenther <rguenther@suse.de>
1567 PR tree-optimization/24716
1568 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
1569 t_bool to track results from follow_ssa_edge.
1571 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1573 * final.c (force_source_line): New global variable.
1574 (final_scan_insn): Set it to true instead of clearing last_filename.
1575 (notice_source_line): Return true if force_source_line is true,
1576 unless source info is absent.
1578 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
1581 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
1582 a linkage name for a variable if it a register variable.
1583 * c-decl.c (grokdeclarator): Global register variables
1584 should be set as PUBLIC.
1586 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1589 * config/s390/s390.c (struct s390_frame_layout): New fields
1590 first_save_gpr_slot and last_save_gpr_slot.
1591 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
1592 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
1593 first_save_gpr and last_save_gpr with the _slot variants.
1594 (s390_register_info): Calculate first_save_gpr_slot and
1595 last_save_gpr_slot using regs_ever_live.
1597 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1600 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
1601 for a function containing a landing pad.
1603 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1606 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
1609 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
1611 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
1612 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
1614 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
1617 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
1619 (call,load,store): New insn types.
1620 (mem_access, branch_access): Adjust reservation conditions.
1621 (define_delay): Adjust condition.
1622 (decrement_and_branch_until_zero): Allow for ms2. Set branch
1624 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
1625 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
1627 (call_internal, call_value_internal, return_internal,
1628 return_interrupt_internal, eh_return_internal, indirect_jump,
1629 tablejump): Set call insn type.
1630 (blockage, ei, di): Use appropriate unspec const.
1631 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
1632 (ms1_get_attr_type): Adjust to give load & store types.
1633 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
1634 backwards past a barrier.
1635 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
1637 (struct branch_info, struct label_info): New.
1639 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
1640 (ms1_machine_reorg): New.
1641 (TARGET_MACHINE_DEPENDENT_REORG): Override.
1642 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
1643 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
1644 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
1647 2005-11-09 Per Bothner <per@bothner.com>
1648 Uros Bizjak <uros@kss-loka.si>
1651 * toplev.c (process_options): Initialize debug_hooks early
1652 in case lang_hooks.post_options ends up calling a debug_hook.
1654 2005-11-08 Jakub Jelinek <jakub@redhat.com>
1656 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
1657 DBX_REGISTER_NUMBER being contiguous.
1659 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
1660 Diego Novillo <dnovillo@redhat.com>
1663 * tree-vrp.c (register_edge_assert_for): Do not register
1664 always-false predicates.
1666 2005-11-08 Devang Patel <dpatel@apple.com>
1668 PR tree-optimization/23115
1669 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
1672 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
1674 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
1677 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
1679 Fix PR tree-optimization/23382
1681 * tree-ssa-alias.c (compute_may_aliases): Call
1682 delete_old_heap_vars.
1683 * tree-dfa.c (referenced_var_remove): New function.
1684 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
1685 * tree-flow.h (referenced_var_remove): Add prototype.
1686 (delete_old_heap_vars): Ditto.
1687 * tree-ssa-structalias.c (heapvars): New variable.
1688 (oldheapvars): Ditto.
1689 (get_constraint_for): Put heap vars on heapvars list.
1690 (delete_old_heap_vars): New function.
1692 2005-11-08 Jason Merrill <jason@redhat.com>
1694 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
1696 2005-11-08 Uros Bizjak <uros@kss-loka.si>
1699 * reg-stack.c (reg_to_stack): Update register liveness also
1700 for flag_sched2_use_traces.
1702 2005-11-08 Alan Modra <amodra@bigpond.net.au>
1705 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
1706 override prior explicit -mno-powerpc-gfxopt.
1708 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
1710 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
1711 if the bitsize is zero.
1712 * doc/md.texi (Standard Pattern Names): Document it.
1714 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
1715 (TARGET_PASS_BY_REFERENCE): Likewise.
1717 2005-11-07 Ian Lance Taylor <ian@airs.com>
1719 PR rtl-optimization/24683
1720 * config/i386/i386.c (legitimize_pic_address): If constant operand
1721 to PLUS is too large, put it in a register.
1723 2005-11-07 Jie Zhang <jie.zhang@analog.com>
1725 * configure.ac: Enable checking assembler dwarf2 support for bfin
1727 * configure: Regenerate.
1729 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1733 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
1734 gen_easy_vector_constant_add_self): Delete.
1735 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
1737 (output_vec_const_move): Use gen_easy_altivec_constant.
1738 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
1739 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
1740 (easy_vector_constant_add_self): Rewritten.
1741 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
1742 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
1743 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
1744 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
1745 Macroize and adjust for the other changes.
1747 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1751 * c-typeck.c (build_c_cast): Try using a shared constant, and see
1752 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
1754 2005-11-07 Jakub Jelinek <jakub@redhat.com>
1756 PR rtl-optimization/23567
1757 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
1758 (noce_process_if_block): Don't do any optimizations except
1759 if (cond) x = x; if !set_b and write into orig_x may trap
1760 or fault. Remove the MEM_READONLY_P check.
1762 2005-11-06 Diego Novillo <dnovillo@redhat.com>
1765 * tree-vrp.c (fix_equivalence_set): New.
1766 (extract_range_from_assert): Call it.
1768 2005-11-05 Ian Lance Taylor <ian@airs.com>
1771 * combine.c (apply_distributive_law): Don't distribute across a
1774 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
1776 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
1777 config/ms1/ms1.h, config/rs6000/predicates.md,
1778 config/s390/s390.c, params.def, postreload-gcse.c,
1779 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
1780 tree-vrp.c, tree.c: Fix comment typos.
1781 * doc/invoke.texi: Fix typos.
1783 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
1785 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
1786 for testing whether the data_dependence_relation contains distance
1787 vectors. Iterate over all distance vectors of the ddr.
1788 * lambda.h: Define a vec of lambda_vector pointers.
1789 * tree-data-ref.c (dump_data_dependence_relation,
1790 dump_data_dependence_direction): Iterate over all distance and
1791 direction vectors of the ddr.
1792 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
1794 (build_classic_dist_vector, build_classic_dir_vector): Push a set
1795 of distance/direction vectors instead of a single one.
1796 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
1797 lambda_vectors with a vec of lambda_vectors.
1798 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
1799 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
1800 DDR_NUM_DIST_VECTS): New.
1801 * tree-loop-linear.c (gather_interchange_stats): Test for the
1802 existence of distance vectors only after having checked that there
1803 is a dependence. Iterate over all distance vectors of the ddr.
1804 (linear_transform_loops): Use dump_data_dependence_relation.
1805 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
1806 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
1807 distance vectors of the ddr.
1809 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
1811 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
1812 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
1813 IS_INTHANDLER; all callers changed.
1814 (n_regs_saved_by_prologue): Take interrupt handler attributes into
1816 (do_link, do_unlink): New argument ALL; all callers changed.
1817 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1818 If function isn't leaf, save and restore all registers.
1819 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
1822 2005-11-05 Jan Hubicka <jh@suse.cz>
1824 PR rtl-optimization/23490
1825 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
1826 max-flow-memory-location): Document.
1827 * flow.c: Include params.h
1828 (MAX_MEM_SET_LIST_LEN): Kill.
1829 (add_to_mem_set_list): Use new param.
1830 * cse.c (cse_basic_block): Replace 1000 by new param.
1831 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
1832 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
1833 * predict.c (predict_loops): Use new param.
1834 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
1836 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
1837 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
1838 Do not hold memory returned by cgraph_node_name across other call.
1840 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
1843 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
1846 2005-11-04 Jeff Law <law@redhat.com>
1849 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
1850 * tree-ssa-dom.c: Include params.h.
1851 (thread_across_edge): If there are too many statements in the
1852 target block, then do not thread through it.
1853 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
1854 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
1856 2005-11-03 Diego Novillo <dnovillo@redhat.com>
1859 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
1860 TODO_update_ssa instead of TODO_update_ssa_no_phi.
1862 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
1865 * tree-scalar-evolution.c (instantiate_parameters_1,
1866 instantiate_parameters, resolve_mixers): Compute the size of an
1867 expression to be instantiated and give up the instantiation if the
1868 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1870 2005-11-04 Richard Guenther <rguenther@suse.de>
1872 * tree-flow.h (ref_contains_indirect_ref): Rename to
1873 array_ref_contains_indirect_ref.
1874 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
1875 (array_ref_contains_indirect_ref): Make comment match the code
1877 (ref_contains_array_ref): Likewise.
1878 * tree-ssa-structalias.c (find_func_aliases): Remove call to
1879 ref_contains_indirect_ref.
1880 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1881 Rename calls to ref_contains_indirect_ref.
1883 2005-11-04 Paul Brook <paul@codesourcery.com>
1885 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
1886 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
1887 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1888 * config/arm/arm.md: Use match_operand in peephole input templates
1889 and match_dup in peephole output templates.
1891 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1893 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
1896 2005-11-04 Mark Mitchell <mark@codesourcery.com>
1897 Daniel Jacobowitz <dan@codesourcery.com>
1899 * longlong.h (add_ssaaaa): Clobber condition code register
1901 (sub_ddmmss): Likewise.
1902 (umul_ppmm): Likewise.
1904 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1905 Paul Brook <paul@codesourcery.com>
1906 Phil Blundell <pb@reciva.com>
1908 * configure.ac: Add test for ARM TLS support.
1909 * configure: Regenerated.
1910 * config/arm/arm-protos.h (legitimize_tls_address)
1911 (arm_tls_referenced_p, tls_mentioned_p)
1912 (arm_output_addr_const_extra): New prototypes.
1913 (thumb_legitimize_pic_address): Delete.
1914 * config/arm/arm.c: Include "gt-arm.h".
1915 (enum tls_reloc): New.
1916 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
1917 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
1918 (arm_call_tls_get_addr, legitimize_tls_address)
1919 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
1920 (arm_init_tls_builtins, arm_emit_tls_decoration)
1921 (arm_output_addr_const_extra): New functions.
1922 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
1923 (TARGET_HAVE_TLS): Define.
1924 (target_thread_pointer): New.
1925 (arm_override_options): Handle -mtp=.
1926 (legitimize_pic_address): Ignore UNSPECs.
1927 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
1929 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
1930 (tls_get_addr_libfunc): New variable.
1931 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
1932 (arm_init_builtins): Call arm_init_tls_builtins.
1933 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
1934 (arm_encode_section_info): Call default_encode_section_info.
1935 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
1936 (enum arm_tp_type): New.
1937 (target_thread_pointer): Add declaration.
1938 (LEGITIMATE_CONSTANT_P): Handle TLS.
1939 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
1940 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
1941 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
1942 * config/arm/arm.md: Add UNSPEC_TLS.
1943 (movsi): Handle TLS.
1944 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
1946 (tls_load_dot_plus_eight): New insn and a peephole to create it.
1947 (load_tp_hard, load_tp_soft): New insns.
1948 * arm.opt: Add -mtp=.
1949 * doc/invoke.texi (ARM Options): Document -mtp.
1951 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1953 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
1954 * config/arm/libunwind.S: Include "lib1funcs.asm".
1955 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
1956 (LIB2ADDEH): Add libunwind.S.
1957 (LIB2ADDEHDEP): Add lib1funcs.asm.
1958 * mklibgcc.in: Handle asm files in libgcc_eh.a.
1960 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1963 * gcc/c.opt: Add a -lang-fortran option.
1964 * gcc/c-opts.c: Add a lang_fortran flag.
1965 (c_common_init_options): Handling the -lang-fortran option.
1966 (c_common_handle_option): Add a case for Fortran options in
1967 preprocessing. Remove cases for -ffixed-form and
1968 -ffixed-line-length. Add a case for -lang-fortran.
1970 2005-11-03 David Edelsohn <edelsohn@gnu.org>
1972 * config/rs6000/rs6000.c: Include params.h
1973 (optimization_options): Set max-grow-copy-bb-insns default to 16.
1974 (bdesc_2arg): Delete vpkuhss and vpkuwss.
1975 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
1976 (UNSPEC_VPKUWSS): Delete.
1977 (altivec_vpkuhss): Delete.
1978 (altivec_vpkuwss): Delete.
1979 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
1981 (neg_eq0<mode>): Remove final condition.
1982 (neg_eq<mode>): Remove condition and split-condition.
1984 2005-11-04 Alan Modra <amodra@bigpond.net.au>
1986 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
1987 Use associated print macros.
1989 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1992 * diagnostic.c (diagnostic_set_info_translated): New function.
1993 (diagnostic_set_info): Use it. Add comment.
1994 * diagnostic.h (diagnostic_set_info_translated): Declare.
1996 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
1998 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
1999 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
2000 reference only if 'public' is true.
2001 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
2002 emit the .hidden directive only if the indirect reference is public.
2003 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
2004 Pass it to dw2_force_const_mem.
2005 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
2006 * dwarf2out.c (output_cfi): Adjust calls to above function.
2007 (output_call_frame_info): Likewise.
2008 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
2009 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
2011 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
2013 PR tree-optimization/24483
2014 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
2015 field to elts if possible.
2017 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2020 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
2023 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
2025 Fix PR tree-optimization/24351
2027 * tree-ssa-structalias.c (struct variable_info): Add
2029 (get_varinfo_fc): New function to follow collapsing.
2030 (new_var_info): Set collapsed_to to NULL.
2031 (dump_constraint): Follow collapsing.
2032 (build_constraint_graph): Handle collapsing.
2033 (do_simple_structure_copy): Return false if something bad
2035 (collapse_rest_of_var): New function.
2036 (do_structure_copy): Collapse if do_simple_structure_copy returns
2039 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2042 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
2043 expressions to a statement list instead of gimplifying them.
2045 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2047 PR rtl-optimization/23585
2048 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
2049 that can't trap plus a constant integer, if the mode has zero size.
2051 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
2054 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
2056 ("*insv<mode>_reg_extimm"): Likewise.
2058 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
2061 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
2062 c_common_type_for_mode returns an unnamed type.
2064 2005-11-02 Richard Henderson <rth@redhat.com>
2068 * dwarf2out.c (dwarf2out_reg_save_reg): New.
2069 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
2070 * function.c (assign_parms): Use calls.internal_arg_pointer.
2071 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
2073 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
2074 (TARGET_CALLS): Add it.
2075 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
2076 * targhooks.c (default_internal_arg_pointer): New.
2077 * targhooks.h (default_internal_arg_pointer): Declare.
2078 * tree.h (dwarf2out_reg_save_reg): Declare.
2079 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
2080 * config/i386/i386.c (dbx_register_map): Add return column.
2081 (dbx64_register_map, svr4_dbx_register_map): Likewise.
2082 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
2083 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
2084 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
2085 (ix86_save_reg): Save force_align_arg_pointer.
2086 (ix86_emit_save_regs): Make regno unsigned.
2087 (ix86_emit_save_regs_using_mov): Likewise.
2088 (ix86_expand_prologue): Handle force_align_arg_pointer.
2089 (ix86_expand_epilogue): Likewise.
2090 * config/i386/i386.h: (dbx_register_map): Update.
2091 (dbx64_register_map, svr4_dbx_register_map): Update.
2092 (struct machine_function): Add force_align_arg_pointer.
2093 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
2094 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
2095 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
2097 2005-11-02 Jan Hubicka <jh@suse.cz>
2100 * i386.md: Add peep2 for simplyfing array accesses.
2102 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
2105 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
2106 * config/s390/s390.c (s390_decompose_shift_count): New function.
2107 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
2108 (print_shift_count_operand): Use s390_decompose_shift_count.
2109 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
2110 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
2112 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
2115 * loop.c (loop_givs_rescan): Use force_operand to expand
2118 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
2121 * fold-const.c (build_range_check): Use unsigned when signed
2122 overflow is undefined also. If etype is subtype, make sure that
2123 the subtraction is in the supertype.
2125 2005-11-02 Richard Henderson <rth@redhat.com>
2128 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
2131 2005-11-01 Richard Henderson <rth@redhat.com>
2134 * loop.c (scan_loop): Do not propagate computations to a hard
2135 register destination with SMALL_REGISTER_CLASSES.
2137 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
2139 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
2140 costs for MULT inside PLUS or MINUS.
2142 2005-11-01 Bob Wilson <bob.wilson@acm.org>
2144 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
2145 (TRAMPOLINE_SIZE): Round up to 60.
2146 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
2148 2005-10-31 James E. Wilson <wilson@specifix.com>
2151 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
2152 ifdef. Put ifdefs around call in gen_subprogram_die.
2153 (compute_frame_pointer_to_cfa_displacement): Likewise.
2154 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
2157 PR rtl-optimization/17356
2158 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
2159 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
2161 2005-10-31 Jan Hubicka <jh@suse.cz>
2164 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
2167 * i386.c (legitimize_pic_address): Deal with large immediates.
2170 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
2171 from symbol names while computing checkup.
2174 * predict.c (predict_loops): Do not estimate more than
2175 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
2176 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
2178 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
2180 PR tree-optimization/19097
2181 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
2183 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
2185 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
2187 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
2190 * tree-inline.c (setup_one_parameter): If the init_stmt
2191 is NULL, don't insert the statement.
2193 2005-10-30 Jan Hubicka <jh@suse.cz>
2195 PR tree-optimization/24172
2196 * tree-inline.c (copy_body_r): Unshare the substituted value first.
2198 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
2200 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
2201 constants for hosts with long != 32 bits.
2203 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2206 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
2208 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
2210 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
2211 (TARGET_MS1_16_002): New.
2212 (TARGET_MS1_16_003): New.
2214 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
2215 ("*decrement_and_branch_until_zero_no_clobber"): New.
2216 Add corresponding splitter for decrement_and_branch_until_zero
2218 Key all decrement_and_branch_until_zero patterns off of
2221 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
2224 * tree-complex.c (extract_component): Treat RESULT_DECL
2225 like the rest of the decls.
2227 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
2229 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
2230 indirect call to _mcount if the function needs a static chain.
2232 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
2233 Caroline Tice <ctice@apple.com>
2235 PR rtl-optimization/24460
2236 * dwarf2out.c (have_switched_text_sections): New boolean variable.
2237 (dwarf2out_switch_text_section): Set it to true instead of
2238 incrementing separate_line_info_table_in_use.
2239 (output_loc_list): Additionally test have_switched_text_sections.
2240 (output_ranges): Likewise.
2241 (dwarf2out_finish): Likewise.
2242 * varasm.c (assemble_start_function): Do not call
2243 insert_section_boundary_note.
2244 (assemble_end_function): If flag_reorder_blocks_and_partition,
2245 switch to the function's section before emitting the .size directive.
2246 * bb-reorder.c (insert_section_boundary_note): Staticify.
2247 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
2248 * output.h (insert_section_boundary_note): Delete.
2250 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
2253 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
2254 instead of pointer equality when comparing types.
2256 2005-10-24 James E. Wilson <wilson@specifix.com>
2258 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
2259 add_dependence_list_and_free calls.
2261 2005-10-24 Steven Bosscher <stevenb@suse.de>
2263 * contrib.texi: Add the names of the LLNL folks who donated
2264 Cray pointer support for gfortran.
2266 2005-10-24 Steven Bosscher <stevenb@suse.de>
2268 PR tree-optimization/24225
2269 * profile.c (branch_prob): Look from end to start through a
2270 basic block when looking for a locus.
2272 2005-10-24 Richard Henderson <rth@redhat.com>
2274 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
2276 (hppa_expand_prologue): Likewise.
2278 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2280 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
2281 (NO_DEFERRED_PROFILE_COUNTERS): Define.
2282 * pa.h (NO_PROFILE_COUNTERS): Define.
2283 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
2284 (funcdef_nos): New vector to hold label numbers of deferred profile
2286 (output_deferred_profile_counters): New function.
2287 (hppa_profile_hook): Push label number onto funcdef_nos.
2288 (pa_hpux_file_end): Call output_deferred_profile_counters if
2289 NO_DEFERRED_PROFILE_COUNTERS is false.
2291 * pa-protos.h (get_deferred_plabel): New prototype.
2292 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
2294 (output_call): Adjust calls.
2296 2005-10-24 Alan Modra <amodra@bigpond.net.au>
2298 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
2299 peculiarity of GOT/TOC section usage.
2301 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
2304 * c-common.c (constant_string_class_name): Add documentation.
2306 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
2309 * recog.c (peephole2_optimize): Increment peep2_current_count
2310 only when the slot is empty.
2312 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2315 * except.c (output_function_exception_table): Call
2316 assemble_external_libcall if we need a personality function.
2318 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2320 PR rtl-optimization/24460
2321 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
2322 set the basic block for barriers.
2324 2005-10-21 Janis Johnson <janis187@us.ibm.com>
2326 * var-tracking.c (vt_initialize): Initialize post.
2328 2005-10-21 Devang Patel <dpatel@apple.com>
2331 * c-common.c (vector_types_convertible_p): Check vector element type.
2333 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
2335 * config/sh/sh.c (prepare_move_operands): Handle the address
2336 constant which is a tls symbolic address plus a constant.
2338 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
2341 * gcc.c (main): Use the correct counter for erroring out
2342 about mulitple files.
2344 2005-10-21 Alan Modra <amodra@bigpond.net.au>
2347 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
2348 use r2 for 64-bit tls .got access.
2350 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
2352 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
2355 2005-10-20 Steven Bosscher <stevenb@suse.de>
2357 PR tree-optimization/24307
2358 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
2360 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
2363 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
2365 * varasm.c (find_decl_and_mark_needed): After cgraph global info
2366 is ready, stop marking functions, but still mark variables.
2368 2005-10-20 Richard Guenther <rguenther@suse.de>
2371 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
2374 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2376 PR rtl-optimization/23585
2377 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
2378 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
2379 (may_trap_p_1): New predicate extracted from...
2380 (may_trap_p): ... here. Invoke may_trap_p_1.
2381 (may_trap_or_fault_p): New predicate.
2382 * rtl.h (may_trap_or_fault_p): Declare it.
2383 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
2384 instead of may_trap_p.
2385 (steal_delay_list_from_fallthrough): Likewise.
2386 (fill_simple_delay_slots): Likewise.
2387 (fill_slots_from_thread): Likewise.
2388 * function.c (pad_to_arg_alignment): Rework comment about
2389 SPARC_STACK_BOUNDARY_HACK.
2390 * config/sparc/sparc.h: Likewise.
2392 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
2394 * config/s390/s390.c (s390_expand_insv): New.
2395 * config/s390/s390-protos.h (s390_expand_insv): Declare.
2396 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
2397 ("icm_hi"): Remove mode attribute.
2398 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
2400 ("*extracthi", "*extractqi"): Remove.
2401 (extv<mode>", "*extzv<mode>"): New.
2402 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
2403 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
2405 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2407 * cfgexpand.c (discover_nonconstant_array_refs_r,
2408 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
2409 (tree_expand_cfg): Call discover_nonconstant_array_refs.
2410 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
2411 discover_nonconstant_array_refs.
2413 2005-10-19 Steven Bosscher <stevenb@suse.de>
2416 * c-decl.c (pop_scope): Don't warn about an unused variable
2417 if it is marked with TREE_NO_WARNING.
2418 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
2419 somenow mismatch and olddecl is to be replaced.
2421 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2424 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
2425 whether registers live on the edge can be saved/restored.
2427 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
2429 * config/sh/sh.c (fixup_mova): Skip notes.
2431 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2433 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
2434 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
2435 (s390_can_eliminate): Handle BASE_REGNUM elimination.
2436 (s390_initial_elimination_offset): Likewise.
2437 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
2438 register on TARGET_ZARCH targets.
2439 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
2440 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2441 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
2442 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
2444 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2446 * config/s390/s390.md: Comment describing output modifiers updated.
2447 * config/s390/s390.c (print_operand): Likewise.
2449 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2451 * config/s390/s390.c (override_options): Added check for -mstack-size
2453 * doc/invoke.texi: Mention that limit in the documenation.
2455 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
2458 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
2460 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
2462 Fix PR tree-optimization/24231
2464 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
2465 (compute_avail): Ditto.
2467 2005-10-18 Richard Henderson <rth@redhat.com>
2470 * config/i386/i386.c (legitimate_constant_p): Check
2471 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
2473 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
2474 (legitimate_pic_address_disp_p): Reorg CONST checking to make
2475 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
2477 (print_operand_address): Likewise.
2478 * config/i386/predicates.md (x86_64_immediate_operand): Test
2479 SYMBOL_REF_TLS_MODEL properly inside CONST.
2480 (x86_64_zext_immediate_operand): Likewise.
2481 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
2482 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
2483 * config/i386/i386-protos.h: Remove predicates.md entries.
2485 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
2487 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2488 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
2490 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
2491 Ian Lance Taylor <ian@airs.com>
2494 * fold-const.c (fold_widened_comparison): Do not allow range based
2495 constant folding when right operand cannot be unwidened.
2497 2005-10-17 Richard Henderson <rth@redhat.com>
2499 * builtins.c (expand_builtin_synchronize): Build a new-style asm
2500 with a memory clobber.
2502 2005-10-17 James E Wilson <wilson@specifix.com>
2504 PR rtl-optimization/17356
2505 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
2506 checking for EDGE_EH.
2508 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2510 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
2511 the slot on an even boundary for any type with 16-byte alignment.
2513 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
2516 * md.texi (Modifiers) <%>: Clarify that % doesn't work
2517 after register allocation.
2519 2005-10-17 DJ Delorie <dj@redhat.com>
2521 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
2524 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
2527 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
2530 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
2532 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
2533 to 2 if it's already non-zero.
2534 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
2535 is set and warn about it if flag_schedule_insns is 1.
2537 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
2539 * config/crx/crx.md: Compare-and-branch instructions need to
2542 2005-10-17 Uros Bizjak <uros@kss-loka.si>
2545 * config/i386/i386.md (*pushdi2_rex64 splitter)
2546 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
2547 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
2548 flow2 pass only when (optimize > 0 && flag_peephole2).
2550 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
2553 * gcc.c (have_c): New static variable.
2555 (process_command): Remove declation of have_c.
2556 Set have_o to 1 when handling -o.
2557 (main): Add a fatel error if there are multiple
2558 files specified and -o and -c/-S is passed witout
2559 -combine or multiple languages.
2561 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
2563 Fix PR tree-optimization/22444
2564 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
2565 Assert that we don't hit something with subvars.
2566 (setup_pointers_and_addressables): Don't add things with subvars,
2567 because we'll already process the subvars for aliasing purposes.
2569 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
2572 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
2573 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
2574 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
2575 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
2576 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
2577 swapped, alternatives for the R constraint.
2580 * builtins.c (get_builtin_sync_mode): Make unlimited
2581 mode_for_size request.
2583 2005-10-15 Richard Henderson <rth@redhat.com>
2585 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
2586 (gimplify_expr): ... here.
2587 (gimplify_compound_lval): Use it in initial scan loop. Allow
2588 fb_lvalue in base expression.
2590 2005-10-15 Richard Henderson <rth@redhat.com>
2593 * builtins.c (expand_builtin_trap): Export.
2594 * expr.h (expand_builtin_trap): Declare.
2595 * expr.c (expand_assignment): Emit a trap for integral offsets
2596 from registers that weren't reduced to bitpos.
2598 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
2599 (mark_array_ref_addressable): Remove.
2600 * tree-flow.h (mark_array_ref_addressable): Remove.
2601 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
2603 2005-10-15 James E Wilson <wilson@specifix.com>
2606 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
2607 (add_dependence_list_and_free): Likewise.
2608 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
2611 2005-10-15 Diego Novillo <dnovillo@redhat.com>
2615 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
2616 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
2618 (vrp_visit_phi_node): Only prevent infinite iterations when
2619 the previous result and the new result are both VR_RANGEs.
2621 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
2623 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
2626 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2629 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
2632 2005-10-14 Per Bothner <per@bothner.com>
2634 PR preprocessor/21250
2635 * c-ppoutput.c (print_line): Print internal line 0 as 1.
2637 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
2640 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
2641 overflow flags. Refactor some conditionals.
2643 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
2646 * tree-dfa.c (add_referenced_var): Only look at decls which
2647 have TREE_CONSTANT or TREE_READONLY set instead of if
2648 !TREE_PUBLIC or !TREE_CONSTANT.
2650 2005-10-13 James E Wilson <wilson@specifix.com>
2652 * doc/invoke.texi: For -x, add f95-cpp-input.
2653 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
2655 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
2657 PR tree-optimization/24262
2658 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
2659 in loop all the time.
2661 2005-10-12 Richard Henderson <rth@redhat.com>
2664 * tree.h (DECL_TRANSPARENT_UNION): Remove.
2665 * function.c (assign_parm_find_data_types): Don't support it.
2666 * print-tree.c (print_node): Likewise.
2667 * c-common.c (handle_transparent_union_attribute): Likewise.
2668 Use build_duplicate_type.
2669 * tree-inline.c (remap_type_1): Split out of remap_type;
2670 properly remap aggregate fields.
2671 (build_duplicate_type): New.
2672 * doc/extend.texi (Variable Attributes): Remove documentation
2673 for transparent_union.
2675 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2678 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
2679 (gen_stack_pointer_dec): Likewise.
2681 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
2685 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
2687 (struct cxx): Add adjust_class_at_definition target hook.
2688 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
2689 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
2690 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
2691 hook_void_tree. Add to TARGET_CXX.
2692 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
2694 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
2695 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
2696 instead of attribute. Check for dllexport override. Warn if
2697 inconsistent dll linkage. Don't lose old dllimport if decl has
2698 had address referenced. Tweak lookup of dllimport atribute.
2699 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
2700 for target specific rules. Don't add dllimport attribute if
2701 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
2702 dllimport attribute.
2703 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
2704 * varasm.c (initializer_constant_valid_p): Replace
2705 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
2709 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
2710 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
2711 (i[34567]86-*-mingw32*): Likewise.
2713 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
2714 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
2716 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
2717 C++-specific code. Change return value to bool.
2718 (i386_pe_dllimport_p): Likewise.
2719 (associated_type): Simplify and make language-independent
2720 (i386_pe_encode_section_info): Replace override of ambiguous
2721 dllimport symbol refs with a gcc_assert.
2722 (i386_pe_valid_dllimport_attribute_p): Define.
2723 * config/i386/winnt-cxx.c: New file. Define C++ versions of
2724 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2725 i386_pe_adjust_class_at_definition.
2726 * config/i386/winnt-stubs.c: New file. Define stub versions of
2727 lang-specific functions.
2728 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
2729 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2730 i386_pe_adjust_class_at_definition.
2731 (i386_pe_valid_dllimport_attribute_p): Declare.
2732 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
2733 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
2734 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
2737 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
2738 dllimport attribute with test of DECL_DLLIMPORT_P.
2740 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
2742 * combine.c (make_extraction): Correct offset computation.
2744 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
2746 * config/cris/t-linux (LIMITS_H_TEST): Define.
2748 2005-10-12 Richard Henderson <rth@redhat.com>
2751 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
2753 2005-10-12 Richard Guenther <rguenther@suse.de>
2755 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
2757 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
2760 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
2761 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
2764 2005-10-12 Richard Guenther <rguenther@suse.de>
2767 * varasm.c (output_constant): Correct typo from previous
2770 2005-10-11 Ian Lance Taylor <ian@airs.com>
2772 PR rtl-optimization/13931
2773 * combine.c: Revert patch of 2003-05-14, and:
2774 (try_combine): Only set elim_i1 and elim_i2 if the destination is
2775 completely killed in the appropriate insn.
2776 (distribute_notes): Don't skip multiple hard register test for
2777 elim_i1 and elim_i2.
2779 2005-10-11 Richard Henderson <rth@redhat.com>
2782 * c-typeck.c (convert_for_assignment): Use build_constructor_single
2783 to initialize a transparent union instead of a nop_expr.
2785 2005-10-11 Richard Henderson <rth@redhat.com>
2787 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
2788 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
2789 (tree_ssa_dce_loop): Call scev_reset.
2792 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
2793 * tree-ssa-dce.c: Include cfgloop.h.
2794 (tree_ssa_dce_loop, pass_dce_loop): New.
2795 * tree-pass.h (pass_dce_loop): Declare it.
2796 * passes.c (init_optimization_passes): Use it.
2798 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2801 * convert.c (convert_to_real): Revert 2005-10-05 patch.
2802 Only apply the optimization for rounding builtins if the inner
2803 cast is also an extension.
2805 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
2808 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
2809 mark_new_vars_to_rename instead of update_stmt.
2811 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
2813 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
2815 2005-10-11 Jakub Jelinek <jakub@redhat.com>
2817 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
2818 for setting MMX register to 0 rather than mmx.
2820 2005-10-10 Steve Ellcey <sje@cup.hp.com>
2823 * configure.ac: Move gas check from mips specific case to common case.
2824 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
2825 * configure: Regenerate
2826 * doc/install.texi: Update.
2828 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2831 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
2833 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
2835 * gcc.c (do_spec_1): Accept numeric characters in file name
2838 2005-10-10 Nick Clifton <nickc@redhat.com>
2840 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
2841 describing the deleted arm_gen_rotated_half_load function.
2843 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
2845 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
2848 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
2850 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
2852 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
2853 (EXTRA_MULTILIB_PARTS): Define.
2854 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2855 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2856 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
2857 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2858 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2859 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
2861 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
2863 PR tree-optimization/24226
2864 * tree-cfg.c (remove_bb): Clean up unreachable loops.
2865 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
2866 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
2869 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2871 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
2873 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
2876 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
2877 Rewrite for no need for the early clobber.
2879 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2881 Merge from csl-arm-branch:
2882 2005-09-07 Paul Brook <paul@codesourcery.com>
2883 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
2886 2005-04-30 Paul Brook <paul@codesourcery.com>
2887 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
2888 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
2890 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
2891 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
2892 (arm_override_options): Use TARGET_AAPCS_BASED.
2893 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
2894 (PTRDIFF_TYPE): Use int for AAPCS.
2895 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
2896 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
2897 (DEFAULT_SHORT_ENUMS): Delete.
2898 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
2900 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
2901 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
2902 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
2903 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
2905 2004-12-03 Mark Mitchell <mark@codesourcery.com>
2906 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
2908 2004-11-22 Mark Mitchell <mark@codesourcery.com>
2909 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
2911 2004-11-19 Mark Mitchell <mark@codesourcery.com>
2912 * config.gcc (arm*-*-linux-gnueabi): Add it.
2913 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
2915 (TARGET_OS_CPP_BUILTINS): Likeiwse.
2916 * config/arm/linux-eabi.h: New file.
2917 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
2918 (LINUX_TARET_LINK_SPEC): Likewise.
2919 (LINK_SPEC): Use it.
2920 * config/arm/t-linux-eabi: New file.
2922 2005-10-08 Steven Bosscher <stevenb@suse.de>
2925 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
2927 (PARAM_SMS_DFA_HISTORY): Likewise.
2929 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2932 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
2933 (load_register_parameters): Call it.
2934 (check_sibcall_argument_overlap_1): Likewise.
2935 (store_one_arg): Likewise.
2937 2005-10-07 James E. Wilson <wilson@specifix.com>
2939 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
2940 DImode not VECINT24 for operand 2.
2943 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
2947 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
2948 fr_spill): Use destination_operand for operand 0.
2950 2005-10-07 DJ Delorie <dj@redhat.com>
2952 * varasm.c (output_constant): Limit error to expanding
2955 2005-10-07 Richard Guenther <rguenther@suse.de>
2958 * fold-const.c (fold_binary): Fix operand types during folding
2959 of X op (A, Y). Evaluation order of the side-effects of
2960 X and A are frontend-defined, so ensure we honour that even for
2961 tcc_comparison class operands; eased by removing duplicate code.
2963 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2965 * stor-layout.c (layout_type): Do not allow alignment of array
2966 elements to be greater than their size.
2968 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2970 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
2972 (hppa*-*-linux*): Ditto.
2973 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
2974 * config/host-hpux.c: New.
2975 * config/x-hpux: New.
2976 * config/pa/x-hpux: Remove.
2977 * config/pa/x-linux: Remove.
2978 * config/pa/pa-host.c: Remove.
2980 2005-10-07 Jeff Law <law@redhat.com>
2982 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
2983 determine whether or not to try and thread outgoing edges.
2985 2005-10-07 David Edelsohn <edelsohn@gnu.org>
2987 * config/rs6000/rs6000.md (eqsi_power): New.
2988 (neg_eq0si): Add TARGET_POWER to final condition.
2991 2005-10-06 Richard Henderson <rth@redhat.com>
2993 * config/rs6000/rs6000.c: Revert last change.
2995 2005-10-06 Richard Henderson <rth@redhat.com>
2997 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
2998 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
3000 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
3004 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
3005 out return_label and naked_return_label.
3007 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
3009 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
3012 2005-10-06 Richard Henderson <rth@redhat.com>
3015 * tree-inline.c (declare_return_variable): Handle modify_dest not
3018 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
3020 Fix PR tree-optimization/22488
3021 * tree-ssa-structalias.c (check_for_overlaps): New function.
3022 (create_variable_info_for): Use it.
3024 2005-10-06 Richard Henderson <rth@redhat.com>
3027 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
3028 (dwarf2out_start_source_file): Print it.
3030 2005-10-06 Geoffrey Keating <geoffk@apple.com>
3032 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
3034 2005-10-06 Richard Henderson <rth@redhat.com>
3037 * mode-switching.c (optimize_mode_switching): Clear transp bit
3038 for block with incomming abnormal edges.
3040 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
3041 (fpscr_set_from_mem): Use them.
3042 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
3043 (fpscr postinc splitters): Rewrite as peephole2+split.
3045 2005-10-06 David Edelsohn <edelsohn@gnu.org>
3047 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
3048 (eq<mode>_compare): Same.
3050 2005-10-06 Richard Guenther <rguenther@suse.de>
3052 PR tree-optimization/24238
3053 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
3055 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
3057 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
3058 here. Use AC_PATH_PROG for environment variables instead of
3060 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
3062 * configure: Regenerated.
3064 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
3067 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
3068 then force it into a register.
3069 (call_value): Likewise.
3071 2005-10-06 Richard Henderson <rth@redhat.com>
3074 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
3075 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
3076 under pass_vectorize.
3078 2005-10-05 Devang Patel <dpatel@apple.com>
3081 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
3082 handling constants. Check NAMESPACE_DECL context for constants.
3084 2005-10-05 Eric Christopher <echristo@apple.com>
3086 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
3088 2005-10-05 Richard Henderson <rth@redhat.com>
3091 * tree-cfg.c (mark_array_ref_addressable_1): New.
3092 (mark_array_ref_addressable): New.
3093 * tree-flow.h (mark_array_ref_addressable): Declare.
3094 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
3096 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
3100 * reload.c (subst_reloads): When adding a REG_LABEL to a
3101 jump instruction, also update JUMP_LABEL.
3103 2005-10-05 David Edelsohn <edelsohn@gnu.org>
3105 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
3106 * bb-reorder.c (copy_bb_p): Use it.
3107 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
3109 2005-10-05 Richard Henderson <rth@redhat.com>
3112 * toplev.c (process_options): Warn about unsupported combinations
3113 of unwind tables and omit-frame-pointer.
3114 * config/i386/i386.c (override_options): Similarly. Enable
3115 accumulate-outgoing-args if not explicitly disabled.
3117 2005-10-05 Steve Ellcey <sje@cup.hp.com>
3119 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
3120 Handle big endian vs. small endian.
3121 (vec_initv2sf): Handle big endian vs. small endian.
3122 (*vec_extractv2sf_1): Ditto.
3124 2005-10-05 Dale Johannesen <dalej@apple.com>
3126 * convert.c (convert_to_real): Don't convert
3127 (float)floor(double d) to floorf((float)d).
3129 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
3131 * config/arm/arm.md (insv): Use gen_int_mode in more places.
3133 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
3135 PR tree-optimization/18587
3136 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
3137 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
3138 build_vuses): Change to VEC type.
3139 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
3140 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
3141 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
3142 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
3143 (get_name_decl): New. Return DECL_UID of base variable.
3144 (operand_build_cmp): New. qsort comparison routine.
3145 (operand_build_sort_virtual): New. Sort virtual build vector.
3146 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
3147 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
3148 (FINALIZE_BASE): Use get_name_decl.
3149 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
3150 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
3151 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
3152 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
3153 direct VEC_* manipulations.
3154 (build_ssa_operands): Call operand_build_sort_virtual.
3155 (copy_virtual_operand, create_ssa_artficial_load_stmt,
3156 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
3157 with direct VEC_* manipulations.
3158 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
3159 with direct VEC manipulations.
3161 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
3163 PR tree-optimization/21419
3164 PR tree-optimization/24146
3165 PR tree-optimization/24151
3167 * c-typeck.c (readonly_error): Handle USE being lv_asm.
3168 (build_asm_expr): Call it if outputs are read-only.
3169 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
3171 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
3172 Paolo Bonzini <bonzini@gnu.org>
3176 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
3177 enable the instructions and not just the built-ins.
3178 * doc/invoke.texi (x86 Options): Likewise.
3180 2005-10-04 Geoffrey Keating <geoffk@apple.com>
3182 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
3184 * doc/invoke.texi (Option Summary): Correct spelling
3185 of -mmacosx-version-min.
3187 2005-10-04 Devang Patel <dpatel@apple.com>
3189 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
3192 2005-10-04 Steve Ellcey <sje@cup.hp.com>
3194 * tree-vect-transform.c (vect_create_epilog_for_reduction):
3195 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
3197 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
3199 * config/s390/s390.md ("TDSI","DP"): New mode macros.
3200 ("TE","tg"): New mode attributes.
3201 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
3202 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
3203 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
3204 dword_mode and one for GPRmode.
3206 2005-10-04 Ian Lance Taylor <ian@airs.com>
3208 PR preprocessor/13726
3209 * c-ppoutput.c (cb_include): Add comments parameter, and print out
3210 any comments passed in.
3212 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3214 * tree.c (annotate_with_file_line): Fix typo.
3216 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3219 * builtins.c (fold_builtin_memcmp): When constructing the pointer
3220 type used to access data in the inlined length == 1 case, use
3221 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
3222 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
3224 2005-10-04 Uros Bizjak <uros@kss-loka.si>
3226 * config/i386/i386.h (TARGET_FISTTP): Enable also for
3227 TARGET_SSE3 and only for TARGET_80387.
3228 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
3229 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
3230 Do not depend on TARGET_80387.
3232 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3234 * tree.c (last_annotated_node): Change type to location_t*.
3235 (annotate_with_file_line): Reflect the change of
3236 last_annotated_node type.
3238 2005-10-04 Richard Guenther <rguenther@suse.de>
3241 * c-decl.c (grokdeclarator): Don't write to fields
3244 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3247 * c-decl.c (finish_decl): Use set_user_assembler_name even for
3249 * varasm.c (make_decl_rtl): If a register variable does not
3250 have a set user assmbler name, error out.
3251 Decode the asmspec is now name+1 bypassing '*'.
3253 2005-10-04 Steven Bosscher <stevenb@suse.de>
3255 PR tree-optimization/23049
3256 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
3257 of a COND_EXPR is folded before calling fold on the whole rhs of a
3258 conditional assignment.
3259 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
3260 document that a COND_EXPR may appear there.
3262 2005-10-03 Diego Novillo <dnovillo@redhat.com>
3265 * tree-vrp.c (extract_range_from_assert): If the new numeric
3266 range created out of the assertion contradicts the existing
3267 numeric range of the ASSERT_EXPR variable, make the new range
3270 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
3272 * config/sh/sh.c (sh_register_move_cost): Add case for moving
3273 from T_REGS to FP register class.
3275 2005-10-03 Richard Henderson <rth@redhat.com>
3278 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
3279 before creating a new one.
3281 2005-10-03 David Edelsohn <edelsohn@gnu.org>
3283 * config/rs6000/t-aix43 (LDFLAGS): New.
3284 * config/rs6000/t-aix52 (LDFLAGS): New.
3286 2005-10-03 Ian Lance Taylor <ian@airs.com>
3288 * gimplify.c (find_single_pointer_decl_1): New static function.
3289 (find_single_pointer_decl): New static function.
3290 (internal_get_tmp_var): For a formal variable, set restrict base
3291 information if appropriate.
3292 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
3294 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
3295 (DECL_GET_RESTRICT_BASE): Define.
3296 (SET_DECL_RESTRICT_BASE): Define.
3297 (decl_restrict_base_lookup): Declare.
3298 (decl_restrict_base_insert): Declare.
3299 (struct tree_decl_with_vis): Add based_on_restrict_p field.
3300 * tree.c (restrict_base_for_decl): New static variable.
3301 (init_ttree): Initialize restrict_base_for_decl.
3302 (copy_node_stat): Copy restrict base information.
3303 (decl_restrict_base_lookup): New function.
3304 (decl_restrict_base_insert): New function.
3305 (print_restrict_base_statistics): New static function.
3306 (dump_tree_statistics): Call print_restrict_base_statistics.
3308 2005-10-02 Diego Novillo <dnovillo@redhat.com>
3311 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
3312 case of anti-ranges.
3314 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
3317 * c-typeck.c (tagged_tu_seen): Rename to ...
3318 (tagged_tu_seen_cache): this and add val field.
3319 (comptypes): Move functional to comptypes_internal
3320 and free tagged_tu_seen.
3321 (comptypes_internal): New function and call comptypes_internal
3322 instead of comptypes. Speed up by sibcalling
3323 tagged_types_tu_compatible_p.
3324 (alloc_tagged_tu_seen): New function
3325 (free_all_tagged_tu_seen_up_to): New function.
3326 (tagged_types_tu_compatible_p): Return the val of the seen two
3328 Add that the two types are the same to tagged_tu_seen_base
3329 if they are and call comptypes_internal instead of comptypes.
3330 <case UNION_TYPE>: Speed up common type where the fields are
3332 (function_types_compatible_p): Call comptypes_internal instead of
3334 (type_lists_compatible_p): Likewise.
3335 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
3337 2005-10-02 Matthias Klose <doko@debian.org>
3339 * doc/invoke.texi: Fix typo and speling error.
3341 2005-10-01 Richard Henderson <rth@redhat.com>
3343 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
3345 2005-10-01 Mark Mitchell <mark@codesourcery.com>
3347 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
3348 using --start-group and --end-group.
3350 2005-10-01 Diego Novillo <dnovillo@redhat.com>
3352 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
3353 FIXME note regarding quirky semantics.
3355 2005-10-01 Diego Novillo <dnovillo@redhat.com>
3358 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
3359 non-null range as a last resort.
3361 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
3362 Diego Novillo <dnovillo@redhat.com>
3365 * tree-vrp.c (extract_range_from_assert): For !=
3366 assertions, only build an anti-range if LIMIT is a
3367 single-valued range.
3369 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
3371 * arm.md (movqi): On thumb when optimizing, handle loading from
3372 memory by describing this as taking a subreg of a zero-extended load
3373 into an SImode register.
3376 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
3378 * reload1.c (merge_assigned_reloads): Do not change any
3379 RELOAD_FOR_OUTPUT_ADDRESS reloads.
3381 2005-09-30 Geoffrey Keating <geoffk@apple.com>
3383 * Makefile.in (LIPO_FOR_TARGET): Define.
3384 (STRIP_FOR_TARGET): Define.
3386 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
3387 before creating new ones. Do symlinks before creating the actual
3390 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
3391 to work out which multilibs are actually being built.
3393 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
3395 * tree-vect-transform.c, config/ms1/ms1.md,
3396 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
3397 Follow spelling conventions.
3398 * doc/invoke.texi, doc/md.texi: Fix typos.
3400 2005-09-30 Andrew Macleod <amacleod@redat.com>
3402 PR tree-optimization/21430
3403 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
3404 use operands, and set stmt pointer if need be.
3405 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
3406 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
3409 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3412 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
3414 2005-09-29 Mark Mitchell <mark@codesourcery.com>
3416 * optabs.c (expand_binop): Initialize first_pass_p.
3418 2005-09-29 Jakub Jelinek <jakub@redhat.com>
3421 * c-decl.c (c_write_global_declarations_1): If any
3422 wrapup_global_declaration_2 call returned true, restart the loop.
3424 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
3426 Fix PR tree-optimization/24117
3427 * tree-ssa-structalias.c (find_func_aliases): Strip nops
3428 before considering whether to use anyoffset.
3430 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3434 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3436 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3438 (swap_commutative_operands_with_target): New.
3440 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3443 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
3446 2005-09-29 Steven Bosscher <stevenb@suse.de>
3448 PR tree-optimization/23911
3449 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
3450 and IMAGPART_EXPR too.
3452 2005-09-28 Mark Mitchell <mark@codesourcery.com>
3455 * expmed.c (expand_shift): Move logic to reverse rotation
3456 direction when rotating by constants ...
3457 * optabs.c (expand_binop): ... here.
3458 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
3459 (ix86_rotrdi3): New pattern.
3460 (rotldi3): Handle 32-bit mode.
3461 (ix86_rotldi3): New pattern.
3463 2005-09-29 Alan Modra <amodra@bigpond.net.au>
3466 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
3467 check for numbers that need no bit twiddle.
3469 2005-09-28 Geoffrey Keating <geoffk@apple.com>
3471 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
3472 multilib to be built.
3474 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
3475 (stage1-start): Delete old libgcc and libunwind before moving
3476 anything into the stage directory.
3477 (stage2-start): Likewise.
3478 (stage3-start): Likewise.
3479 (stage4-start): Likewise.
3480 (stageprofile-start): Likewise.
3481 (stagefeedback-start): Likewise.
3482 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
3483 header in tm_file and CPU-specific t-darwin in tmake_file.
3484 (i[34567]86-*-darwin*): Don't change tm_file.
3485 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
3486 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
3487 shared library stub for target OS version.
3488 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
3489 (SHLIB_LINK): Don't make SHLIB_SOLINK.
3490 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
3491 (libgcc_s.%.dylib): New.
3493 (install-darwin-libgcc-stubs): New.
3494 (INSTALL_LIBGCC): New append.
3495 * config/i386/darwin-libgcc.10.4.ver: New.
3496 * config/i386/darwin-libgcc.10.5.ver: New.
3497 * config/i386/t-darwin: New.
3498 * config/rs6000/darwin-libgcc.10.4.ver: New.
3499 * config/rs6000/darwin-libgcc.10.5.ver: New.
3500 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
3501 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
3503 2005-09-28 Paul Brook <paul@codesourcery.com>
3505 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
3508 2005-09-28 Richard Guenther <rguenther@suse.de>
3510 PR tree-optimization/23853
3511 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
3512 host_integerp to verify misalignment value.
3514 2005-09-28 Richard Henderson <rth@redhat.com>
3516 * builtins.c (get_builtin_sync_mode): New.
3517 (expand_builtin_sync_operation): Pass in mode argument.
3518 (expand_builtin_compare_and_swap): Likewise.
3519 (expand_builtin_lock_test_and_set): Likewise.
3520 (expand_builtin_lock_release): Likewise.
3521 (expand_builtin): Update to match.
3523 2005-09-28 Nick Clifton <nickc@redhat.com>
3525 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
3526 formatting. Add check to PLUS case to ensure that the offset is
3527 within an acceptable range.
3529 * config/v850/v850.md (casesi): Disable the generation of the
3530 switch pattern as it is not being handled properly at the moment.
3532 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
3533 for when the high words are identical.
3535 2005-09-27 Richard Henderson <rth@redhat.com>
3537 * pretty-print.c (pp_base_format): Fix typo for %>.
3539 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
3540 Devang Patel <dpatel@apple.com>
3542 PR tree-optimization/23625
3543 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
3544 LABEL_EXPR, assertion check.
3546 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
3548 * optabs.c (no_conflict_move_test): Check if a result of a
3549 to-be-moved insn would be clobbered by an originally
3552 2005-09-27 Jeff Law <law@redhat.com>
3554 * passes.c (init_optimization_passes): Replace copy propagation
3555 passes immediately after DOM with phi-only copy propagation
3556 pases. Add phi-only copy propagation pass after first DOM pass.
3557 * tree-pass.h (pass_phi_only_copy_prop): Declare.
3558 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
3559 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
3560 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
3561 to init_copy_prop. Callers updated.
3562 (do_phi_only_copy_prop): New function.
3563 (pass_phi_only_copy_prop): New pass descriptor.
3565 2005-09-27 Nick Clifton <nickc@redhat.com>
3567 * libgcc2.c (__popcount_tab): Remove redundant prototype.
3569 2005-09-26 Jason Merrill <jason@redhat.com>
3572 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
3574 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
3576 2005-09-26 James E Wilson <wilson@specifix.com>
3578 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
3579 copyright. Add gcc copyright plus libgcc exception.
3580 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
3582 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
3584 2005-09-26 Jeff Law <law@redhat.com>
3586 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
3587 about when to iterate.
3589 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
3592 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
3593 for __complex__ double in -mcpu=G5 mode.
3595 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
3597 PR tree-optimization/23942
3598 * Makefile.in (SCEV_H): Depends on PARAMS_H.
3599 * tree-scalar-evolution.c: Include params.h.
3601 (follow_ssa_edge, follow_ssa_edge_in_rhs,
3602 follow_ssa_edge_in_condition_phi_branch,
3603 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
3604 Change return type to t_bool. Use a parameter to limit the size of
3605 trees that are walked before stopping
3606 (analyze_evolution_in_loop): Initialize the limit to 0.
3607 (follow_ssa_edge): Give up by returning t_dont_know if the limit
3608 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3610 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3613 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
3614 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
3616 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
3618 * combine.c (make_extraction): Check for valid use of subreg.
3620 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3623 * config/i386/i386.md ("*fistdi2_1"): New pattern.
3624 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
3625 ("fist<mode>2_with_temp"): Use only register operands.
3627 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
3629 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
3630 CALL_INSN_FUNCTION_USAGE.
3632 2005-09-26 Richard Guenther <rguenther@suse.de>
3635 * gcse.c: Include hashtab.h, define ldst entry hashtable.
3636 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
3637 (ldst_entry): Use the hashtable instead of list-walking.
3638 (find_rtx_in_ldst): Likewise.
3639 (free_ldst_entry): Free the hashtable.
3640 (compute_ld_motion_mems): Create the hashtable.
3641 (trim_ld_motion_mems): Remove entry from hashtable if
3642 removing it from list.
3643 (compute_store_table): Likewise^2.
3644 (store_motion): Free hashtable in case we did not see
3647 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
3649 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3650 and arg1 if we are passing them to fold_build2.
3652 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
3655 * config/i386/i386.c (ix86_function_regparm): Fix the test for
3658 2005-09-25 Richard Henderson <rth@redhat.com>
3660 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
3661 SYMBOL_REF_TLS_MODEL to be correct.
3663 2005-09-24 Richard Henderson <rth@redhat.com>
3665 * ipa-type-escape.c (discover_unique_type): Remove dead code at
3666 end of function. Reindent.
3668 2005-09-24 Ian Lance Taylor <ian@airs.com>
3670 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
3671 NEGATE_EXPR/BIT_NOT_EXPR case.
3673 2005-09-24 Richard Henderson <rth@redhat.com>
3675 * c-common.c (handle_mode_attribute): When not modifying in place,
3676 create subtypes for enumerations.
3677 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
3678 * gimplify.c (create_tmp_from_val): Likewise.
3680 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
3682 * config/i386/i386.md (*tls_global_dynamic_64,
3683 *tls_local_dynamic_base_64): Add missing mode to call.
3684 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
3686 2005-09-24 Jan Hubicka <jh@suse.cz>
3688 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
3689 (cgraph_clone_node): Likewise.
3690 * cgraph.h (cgraph_clone_edge): Update prototype.
3691 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
3692 duplicated prototypes; add updating argument.
3693 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
3694 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
3696 (cgraph_mark_inline_edge): Likewise.
3697 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
3698 (cgraph_flatten_node): Likewise.
3699 (cgraph_decide_recursive_inlining): Likewise.
3700 (cgraph_decide_inlining_of_small_function): Likewise.
3701 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3703 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3704 Pete Steinmetz <steinmtz@us.ibm.com>
3706 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
3707 (rldic.): Set type to "compare".
3709 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
3710 mfjmpr for MFCTR/MFLR.
3711 (movdf_hardfloat64): Same.
3712 (movdf_softfloat64): Same. Correct order of store and move types.
3713 (movti_string): Set type to store_ux/load_ux.
3714 (load_multiple): Set type to load_ux.
3715 (store_multiple): Set type to store_ux.
3716 (movmemsi): Set type to store_ux.
3717 (output_cbranch direct_return): Set type to jmpreg.
3718 (stmw): Set type to store_ux.
3719 (lmw): Set type to load_ux.
3720 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
3721 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
3722 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
3723 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
3724 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
3725 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
3726 (rios1-fpstore): Increase latency to 3.
3727 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
3728 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
3730 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3731 Andrew Pinski <pinskia@physics.uc.edu>
3733 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
3734 operand2 constraint to "b".
3735 (sync_<fetchop_name>di_internal): Same.
3736 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
3738 (sync_old_<fetchop_name>di_internal): Same.
3739 (sync_new_<fetchop_name>si_internal): Same.
3740 (sync_new_<fetchop_name>di_internal): Same.
3742 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
3745 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
3746 case, define as macros.
3748 PR rtl-optimization/23837
3749 * optabs.c (no_conflict_move_test): Don't set must_stay for a
3750 clobber / clobber match between dest and p->first.
3752 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
3753 (no_conflict_move_test): Update comments.
3755 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
3757 * doc/install.texi: Update URL for Jacks.
3758 * doc/sourcebuild.texi: Likewise.
3760 2005-09-22 David Edelsohn <edelsohn@gnu.org>
3763 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
3764 registers when choosing register preferences.
3765 (movdf_hardfloat64): Same.
3767 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
3769 * expmed.c (expand_shift): Don't use the target of the rotate as
3770 target for the first expanded shift insn.
3771 * testsuite/gcc.dg/20050922-1.c: Testcase added.
3773 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
3775 PR tree-optimization/22438
3776 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
3777 preserved iv rhs rewriting specially.
3779 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
3781 * tree-data-ref.c (analyze_array_indexes): Only estimate when
3782 estimate_only is true.
3783 * tree-flow.h (ref_contains_indirect_ref): New prototype.
3784 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
3785 tree-ssa-structalias.c
3786 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
3787 ref_contains_indirect_ref.
3788 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
3790 2005-09-21 DJ Delorie <dj@redhat.com>
3792 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
3794 (mn10300_return_in_memory): Support variable size types also.
3795 (mn10300_pass_by_reference): Likewise.
3796 (mn10300_function_value): New.
3797 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
3798 (FUNCTION_OUTGOING_VALUE): Likewise.
3799 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
3800 * doc/invoke.texi: Document it.
3802 2005-09-21 Uros Bizjak <uros@kss-loka.si>
3805 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
3806 force integer op1 into register for XFmode compares.
3808 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
3811 * expmed.c (alg_code): Add alg_impossible.
3812 (alg_hash_entry): Add cost.
3813 (synth_mult): Record alg_impossible in the hash table if
3814 multiplication by a given integer is impossble within the
3815 limit. Speed up using alg_impossible.
3817 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3819 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
3820 argument. Allow and set any offset if needs_anyoffset is passed
3822 (get_constraint_for): Add argument here too.
3824 (do_structure_copy): Pass NULL to get_constraint_for.
3825 (handle_ptr_arith): Ditto.
3826 (find_func_aliases): Ditto.
3828 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
3830 PR rtl-optimization/23898
3831 * output.h (get_attr_min_length): Declare.
3832 * final.c (get_attr_length_1): New function, broken out of:
3834 (get_attr_min_length): New function.
3835 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
3836 (duplicate_computed_gotos): Likewise.
3837 * genattr.c (insn_min_length): Generate declaration.
3838 * genattrtab.c (min_fn, min_attr_value): New functions.
3839 (make_length_attrs): Generate insn_min_length.
3841 2005-09-20 Steve Ellcey <sje@cup.hp.com>
3843 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
3845 2005-09-20 Richard Henderson <rth@redhat.com>
3847 PR tree-optimization/24059
3848 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
3851 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
3853 * c.opt (fextended-identifiers): New.
3854 * c-opts.c (c_common_handle_option): Handle
3855 -fextended-identifiers.
3856 * doc/cpp.texi: Update documentation of extended identifiers.
3857 * doc/cppopts.texi (-fextended-identifiers): Document.
3859 2005-09-20 Jakub Jelinek <jakub@redhat.com>
3861 PR tree-optimization/23929
3862 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
3865 PR tree-optimization/23818
3866 * tree-stdarg.c (execute_optimize_stdarg): Call
3867 calculate_dominance_info.
3869 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3871 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
3872 (analyze_siv_subscript_cst_affine): Add weak SIV test.
3873 (compute_overlap_steps_for_affine_1_2): Use
3874 get_number_of_iters_for_loop.
3875 (analyze_subscript_affine_affine): Check whether difference is
3877 Use get_number_of_iters_for_loop.
3878 Check whether overlap occurs outside of bounds.
3879 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
3881 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
3883 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
3884 base register if possible.
3886 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
3888 PR tree-optimization/18463
3889 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
3890 converting it directly is not possible.
3891 (chrec_convert_aggressive): New function.
3892 * tree-chrec.h (chrec_convert_aggressive): Declare.
3893 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
3894 Fold chrec conversions aggressively if asked to.
3895 (instantiate_parameters): Modified because of changes in
3896 instantiate_parameters_1.
3898 2005-09-19 Richard Henderson <rth@redhat.com>
3900 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
3901 (reduc_splus_v2df): New.
3903 2005-09-19 Richard Sandiford <richard@codesourcery.com>
3905 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
3906 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
3908 2005-09-19 Richard Henderson <rth@redhat.com>
3910 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
3913 2005-09-19 Richard Henderson <rth@redhat.com>
3915 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
3916 (ia64_expand_dot_prod_v8qi): New.
3917 * config/ia64/ia64-protos.h: Update.
3918 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
3919 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
3920 sdot_prodv8qi, sdot_prodv4hi): New.
3921 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
3923 2005-09-19 Richard Henderson <rth@redhat.com>
3926 * real.c (exact_real_truncate): Return false if the format cannot
3927 represent the number as a normal.
3929 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
3930 for a memory source.
3932 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
3934 * tree-ssa-operands.c (swap_tree_operands): Export.
3935 * tree.h (swap_tree_operands): Declare.
3936 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
3937 Call swap_tree_operands.
3939 2005-09-19 Richard Henderson <rth@redhat.com>
3941 * tree-flow.h (merge_alias_info): Declare.
3942 * tree-ssa-copy.c (merge_alias_info): Export.
3943 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
3944 (vect_create_data_ref_ptr): Use create_iv directly.
3945 (vectorizable_load): Use correct types for integer constants.
3946 (vect_generate_tmps_on_preheader): Likewise.
3947 (vect_gen_niters_for_prolog_loop): Likewise.
3949 2005-09-19 Steven Bosscher <stevenb@suse.de>
3951 PR rtl-optimization/23943
3952 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
3954 2005-09-18 Jan Hubicka <jh@suse.cz>
3956 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
3958 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
3960 * varasm.c (output_constant): Do not abort on conversions to union
3961 types between different sizes.
3963 2005-09-18 Richard Guenther <rguenther@suse.de>
3966 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
3969 2005-09-18 Paul Brook <paul@codesourcery.com>
3971 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
3973 2005-09-17 Richard Henderson <rth@redhat.com>
3975 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
3976 * tree-ssa-loop.c (pass_vect_dce): Remove.
3977 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
3980 2005-09-17 Richard Henderson <rth@redhat.com>
3982 * tree-pass.h (pass_vect_dce): Declare.
3983 * passes.c (init_optimization_passes): Add it.
3984 * tree-flow.h (tree_ssa_dce): Declare.
3985 * tree-ssa-dce.c (tree_ssa_dce): Export.
3986 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
3987 (gate_tree_vectorize): ... here.
3988 (pass_vect_dce): New.
3990 2005-09-17 Jan Hubicka <jh@suse.cz>
3992 * except.c (struct eh_status): Turn region_array into vec.
3993 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
3994 convert_from_eh_region_ranges, find_exception_handler_labels,
3995 current_function_has_exception_handlers, assign_filter_values,
3996 build_post_landing_pads, dw2_build_landing_pads,
3997 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
3998 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
3999 foreach_reachable_handler, can_throw_internal_1,
4000 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
4002 (duplicate_eh_region_1): Update region_array.
4003 (duplicate_eh_regions): Resize region_array and avoid recomputing.
4005 2005-09-17 David Edelsohn <edelsohn@gnu.org>
4008 * expmed.c (expand_mult): Substitute simple register for op0 when
4011 2005-09-17 Richard Henderson <rth@redhat.com>
4013 * expr.c (emit_move_via_integer): Add force argument, pass it on
4014 to emit_move_change_mode. Update callers.
4015 (emit_move_complex): Pass true to new force argument.
4016 * function.c (expand_function_end): Move expand_eh_return call
4017 earlier. Merge sub-word complex values into a pseudo before
4018 copying to the return hard register.
4020 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
4022 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
4023 between different sizes.
4025 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
4029 * passes.c (init_optimization_passes): Register dump files for
4032 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
4034 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
4035 * config/s390/s390.c (s390_overlap_p): New function.
4036 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
4037 peephole2, "*xc" peephole2): Added overlap check to the peephole2
4040 2005-09-16 Richard Guenther <rguenther@suse.de>
4042 * ipa-pure-const.c (static_execute): Free auxiliar information.
4043 * ipa-type-escape.c (discover_unique_type): Free temporary key.
4044 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
4046 2005-09-15 DJ Delorie <dj@redhat.com>
4048 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
4050 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4052 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4054 (swap_commutative_operands_with_target): New.
4056 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
4058 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
4061 (estimate_iters_using_array): New function.
4062 * tree-data-ref.h (estimate_iters_using_array): Prototype
4063 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4064 Use estimate_iters_using_array instead of analyze_array.
4066 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
4068 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
4071 2005-09-15 Michael Matz <matz@suse.de>
4073 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
4075 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
4077 PR tree-optimization/23835
4078 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
4079 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
4081 2005-09-14 Richard Henderson <rth@redhat.com>
4083 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
4084 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
4086 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
4088 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
4089 in the ARRAY_TYPE case.
4091 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
4093 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
4095 2005-09-14 Uros Bizjak <uros@kss-loka.si>
4098 * tree-vect-transform.c (vectorizable_operation): Return false for
4099 scalar shift operations and for vector shift operations with
4100 non-invariant shift arguments. Use scalar tree operand op1 as
4101 a shift operand when vector shift insn pattern uses scalar shift
4103 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
4105 2005-09-14 Olivier Hainque <hainque@adacore.com>
4107 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
4108 value if it has side-effects.
4110 2005-09-14 David Edelsohn <edelsohn@gnu.org>
4113 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
4115 2005-09-14 Alan Modra <amodra@bigpond.net.au>
4117 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
4118 passed as NAME as if it were label at start of function code.
4120 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
4122 * config/sh/sh.md (*movv4sf_i): Add general register cases to
4125 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
4127 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
4128 as early clobber. Rewrite so the PIC register is not implicitly used.
4130 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4132 * tree.c (annotate_with_file_line): Compare line numbers before
4135 2005-09-13 Uros Bizjak <uros@kss-loka.si>
4138 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
4139 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
4141 2005-09-13 Ian Lance Taylor <ian@airs.com>
4143 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
4144 than a HOST_WIDEST_INT to gen_doloop_begin.
4146 2005-09-13 Diego Novillo <dnovillo@redhat.com>
4148 * tree-dfa.c (dump_variable): Guard against NULL annotations.
4150 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
4152 PR tree-optimize/23817
4153 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
4155 2005-09-13 Alan Modra <amodra@bigpond.net.au>
4158 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
4159 word before changing the stack pointer. Use gen_frame_mem for MEMs.
4160 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
4161 (restore_stack_nonlocal): Likewise.
4162 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
4164 2005-09-12 Ian Lance Taylor <ian@airs.com>
4167 * c.opt (ffriend-injection): New C++ option.
4168 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
4169 (C++ Dialect Options): Document -ffriend-injection.
4171 2005-09-12 Josh Conner <jconner@apple.com>
4174 * ipa-reference.c (static_execute): Don't mark variables in
4175 named sections TREE_READONLY.
4177 2005-09-12 Alan Modra <amodra@bigpond.net.au>
4179 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
4182 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
4184 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
4185 V_MUST_DEF instead of just the first_use_p.
4186 Don't mark the virtual variables for renaming on the statement which
4188 (pass_dse): Remove TODO_update_ssa.
4190 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
4193 * stor-layout.c (compute_record_mode): For records with a single
4194 field, actually check the field's mode size against the type size.
4196 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
4197 registers for TARGET_SHMEDIA.
4198 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
4199 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
4200 of GENERAL_REGS and FP_REGS.
4202 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4204 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
4206 2005-09-12 Alan Modra <amodra@bigpond.net.au>
4208 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
4209 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
4210 are omitted. Exclude stack_tie insn too.
4212 2005-09-11 David Edelsohn <edelsohn@gnu.org>
4214 PR rtl-optimization/23098
4215 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
4217 * config/rs6000/rs6000.md (movdf splitter): Use
4218 const_double_operand predicate for TARGET_POWERPC64.
4219 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
4220 SYMBOL_REF method to ABI_V4.
4222 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
4223 replace_equiv_address.
4224 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
4225 rs6000_sr_alias_set and MEM_NOTRAP.
4226 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
4228 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
4230 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
4231 handle CALL_EXPR again.
4233 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
4235 * arm/predicates.md (alignable_memory_operand): Delete.
4237 2005-09-10 Richard Henderson <rth@redhat.com>
4240 * dbxout.c (dbxout_expand_expr): New.
4241 (dbxout_symbol): Use it.
4243 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
4245 * arm.c (arm_gen_rotated_half_load): Delete.
4246 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
4247 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
4248 (thumb_set_return_address): Likewise.
4249 (thumb_load_double_from_address): Use adjust_address.
4250 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
4251 (extendhsisi2_mem, movhi_bytes): Use change_address.
4252 (movhi): Use widen_memory_access.
4253 (reload_out_df): Use replace_equiv_address.
4254 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
4256 2005-09-09 Richard Henderson <rth@redhat.com>
4259 * dbxout.c: Include expr.h.
4260 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
4261 (dbxout_symbol): Handle DECL_VALUE_EXPR.
4262 * Makefile.in (dbxout.o): Add EXPR_H.
4264 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
4266 PR tree-optimization/23509
4267 * tree-cfg.c (replace_uses_by): Use replace_exp.
4268 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
4269 pointers have name_mem_tag or type_mem_tag set.
4271 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
4273 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
4274 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
4275 of wrongly accessing operands.
4277 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
4279 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
4280 * tree-chrec.c: Include tree-scalar-evolution.h.
4281 (chrec_convert): Instantiate the base and step before calling
4282 scev_probably_wraps_p that would fail on parametric evolutions.
4283 Collect all the fails into a single section failed_to_convert,
4284 print a diagnostic, and return chrec_dont_know instead of calling
4286 * tree-scalar-evolution.c (loop_closed_phi_def): New.
4287 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
4289 (scev_const_prop): Don't replace the definition of a loop closed ssa
4290 phi node by itself, or by another loop closed ssa phi node.
4291 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
4292 that base and step are defined.
4294 2005-09-09 Richard Guenther <rguenther@suse.de>
4297 * fold-const.c (fold_ternary): Check truth_value_p before
4298 calling invert_truthvalue.
4300 2005-09-09 Nick Clifton <nickc@redhat.com>
4302 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
4303 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
4304 dimension of these arrays.
4305 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
4307 * longlong.h: Only provide a prototype for the __clz_tab[] array
4308 if this header has not been included from libgcc2.h.
4309 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
4311 Provide prototypes for exported functions.
4312 Use the __clz_tab[] and __popcount_tab[] arrays provided by
4315 2005-09-08 Josh Conner <jconner@apple.com>
4319 * expr.c (expand_expr_addr_expr_1): Don't invoke
4320 expand_simple_binop for EXPAND_INITIALIZER.
4322 2005-09-08 Richard Henderson <rth@redhat.com>
4325 * toplev.c (wrapup_global_declaration_1): Split out ...
4326 (wrapup_global_declaration_2): ... from ...
4327 (wrapup_global_declarations): ... here. Return bool.
4328 (check_global_declaration_1): Split out ...
4329 (check_global_declarations): from here.
4330 (emit_debug_global_declarations): New.
4331 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
4332 check_global_declaration_1, emit_debug_global_declarations): Declare.
4333 * c-decl.c (c_write_global_declarations_1): Don't create a vector
4334 of decls. Call wrapup_global_declaration_1,
4335 wrapup_global_declaration_2, check_global_declaration_1 directly.
4336 (c_write_global_declarations_2): New.
4338 (c_write_global_declarations): Call c_write_global_declarations_2.
4339 * langhooks.c (write_global_declarations): Call
4340 emit_debug_global_declarations.
4342 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
4343 remove decls that have DECL_RTL_SET_P.
4344 * passes.c (rest_of_decl_compilation): Invoke
4345 cgraph_varpool_finalize_decl for all but functions.
4347 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4349 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
4350 the result of a conversion if the new min and max cannot be compared.
4352 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
4354 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
4355 (override_options): Setting s390_sr_alias_set removed.
4356 (save_fpr, save_gprs): Set alias set to vararg or frame.
4357 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
4358 s390_sr_alias_set with get_frame_alias_set ().
4359 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
4360 get_varargs_alias_set ().
4362 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
4366 * c-parser.c (c_parser_objc_method_definition): If the next
4367 token is not "{", error out and don't start the function.
4369 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
4371 * tree-vrp.c (extract_range_from_expr): Move the check for non
4372 nullness after the check for gimple invariant.
4374 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4376 * tree.c (host_integerp, tree_low_cst): Correct function comment.
4378 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4381 * config/m32r.md (movmemsi_internal): Canonicalize order of
4382 operands in PLUS component of template.
4384 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
4386 * reload1.c (fixup_eh_region_note): Remove assertion.
4387 (fixup_abnormal_edges): Reverted removal of call to
4388 find_many_sub_basic_blocks made on 2005-08-31.
4390 2005-09-07 Richard Henderson <rth@redhat.com>
4392 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
4393 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
4394 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
4395 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
4396 rearrange for better packing.
4397 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
4398 (lookup_cfa_1): Remove inline marker.
4399 (cfa_equal_p): Split out of ...
4400 (def_cfa_1): ... here. Use INVALID_REGNUM.
4401 (build_cfa_loc): Handle !cfa->indirect.
4402 (frame_pointer_cfa_offset): New.
4403 (dbx_reg_number): Assert register elimination performed; do
4404 leaf register remapping.
4405 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
4406 (eliminate_reg_to_offset): New.
4407 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
4408 for verifiably local stack frame addresses; re-base to CFA.
4409 (mem_loc_descriptor): Remove can_use_fbreg argument.
4410 (concat_loc_descriptor, loc_descriptor): Likewise.
4411 (containing_function_has_frame_base): Remove.
4412 (rtl_for_decl_location): Don't do register elimination or
4413 leaf register remapping here.
4414 (secname_for_decl): Split out from ..
4415 (add_location_or_const_value_attribute): ... here.
4416 (convert_cfa_to_loc_list): New.
4417 (compute_frame_pointer_to_cfa_displacement): New.
4418 (gen_subprogram_die): Use them.
4419 * tree.h (frame_base_decl): Remove.
4420 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
4421 (prologue_stack_adjust): Remove.
4422 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
4423 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
4424 (set_frame_base_location): Remove.
4425 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
4426 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
4427 (vt_add_function_parameters): Don't eliminate_regs.
4428 (vt_initialize): Don't create frame_base_decl.
4430 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4432 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
4433 version of GNU binutils for 4.x and later.
4435 2005-09-06 Mark Mitchell <mark@codesourcery.com>
4437 * ggc-page.c (ggc_push_context): Remove.
4438 (ggc_pop_context): Likewise.
4439 * ggc.h (ggc_push_context): Remove.
4440 (ggc_pop_context): Likewise.
4442 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4445 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
4446 returning from an interrupt handler.
4448 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4451 * config/arc/arc.c (output_shift): Add check for loop count when
4454 2005-09-06 Steven Bosscher <stevenb@suse.de>
4456 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
4458 (abs_replacement): Likewise.
4459 (pass_phiopt): Remove TODO_update_ssa.
4461 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4464 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
4465 if "return with no value, in function returning non-void" warning
4467 * tree-cfg.c (execute_warn_function_return): Don't look at
4468 RETURN_EXPRs with TREE_NO_WARNING set.
4471 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
4472 for internal functions doesn't use registers used by global registers
4473 variables. Use fewer register parameters if there are global register
4476 2005-09-06 Olivier Hainque <hainque@adacore.com>
4477 Eric Botcazou <ebotcazou@adacore.com>
4480 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
4481 when we would be extracting outside its bit span (bitpos+bitsize
4482 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
4483 Ada unchecked conversions.
4485 2005-09-06 Steven Bosscher <stevenb@suse.de>
4487 * tree-ssa-pre.c (try_look_through_load): New function.
4488 (compute_avail): Use it to try to look through loads for some
4489 more useful expressions.
4491 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4493 * simplify-rtx.c (simplify_binary_operation_1): Correct the
4494 condition for detecting cases like (a&a) and (a^a).
4496 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
4498 * common.opt: Add option ftree-vect-loop-version.
4499 * params.def: Add --param vect-max-version-checks.
4500 * doc/invoke.texi: Document ftree-vect-loop-version and
4501 --param vect-max-version-checks.
4502 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
4503 may_misalign_stmts and defines for accessors.
4504 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
4505 LOOP_VINFO_MAY_MISALIGN_STMTS.
4506 (destroy_loop_vec_info): VEC_free for
4507 LOOP_VINFO_MAY_MISALIGN_STMTS.
4508 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
4509 Update documentation.
4510 (vect_update_misalignment_for_peel): New.
4511 (vect_enhance_data_refs_alignment): Update to choose loop
4512 peeling or loop versioning if appropriate for the (potentially)
4513 unaligned data references in the loop.
4514 (vect_analyze_data_refs_alignment): Remove call to
4515 vect_enhance_data_refs_alignment so the checks can be done
4517 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
4518 and move up call to vect_analyze_data_refs_alignment.
4519 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
4520 (vect_transform_loop): Add call to loop_version.
4522 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4524 PR rtl-optimization/23098
4525 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
4526 * simplify-rtx.c (constant_pool_reference_p): New function.
4527 * rtl.h (constant_pool_reference_p): New prototype.
4528 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
4529 constant_pool_reference_p in condition and
4530 avoid_constant_pool_reference in preparation statements.
4532 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
4534 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
4535 STRICT_LOW_PART SETs.
4537 2005-09-06 Alan Modra <amodra@bigpond.net.au>
4540 * except.c (sjlj_emit_function_enter): Find the function begin
4541 note even when it's not in first basic block.
4543 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
4545 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
4546 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
4547 * aclocal.m4: Regenerate.
4549 2005-09-05 DJ Delorie <dj@redhat.com>
4551 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
4554 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
4556 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
4557 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
4558 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
4559 Follow spelling conventions.
4560 * doc/invoke.texi: Follow spelling conventions.
4562 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4564 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
4565 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
4566 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
4568 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4571 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
4572 (output_stack_adjust): Use gen_tmp_stack_mem.
4573 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
4574 (sh_set_return_address, sh_allocate_initial_value): Likewise.
4575 (sh_get_pr_initial_val): Likewise.
4576 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
4577 (sh_initialize_trampoline): Likewise. Also use adjust_address.
4578 * sh.md (divsi_inv_m0): Use gen_const_mem.
4579 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
4580 (movdf_i4+1): Use gen_tmp_stack_mem.
4581 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
4582 (fpu_switch+2): Likewise.
4583 (movv4sf_i, movv16sf_i): Use adjust_address.
4584 (symGOT_load): Set MEM_NOTRAP_P bit.
4586 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4589 * pa.c (emit_move_sequence): Fix typo in last change.
4591 2005-09-03 Jakub Jelinek <jakub@redhat.com>
4593 PR rtl-optimization/23454
4594 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
4597 2005-09-03 Richard Henderson <rth@redhat.com>
4598 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4601 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
4604 2005-09-02 Nicolas Pitre <nico@cam.org>
4606 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
4607 to bit_count to 32 bits.
4609 2005-08-31 Mark Mitchell <mark@codesourcery.com>
4612 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
4613 generating synthetic loads from volatile lvalues.
4615 005-09-02 Nick Clifton <nickc@redhat.com>
4617 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
4618 __ctzhi2, __clzhi2): New functions.
4620 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
4623 * tree-nested.c (struct var_map_elt): Mark with GTY.
4624 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
4626 (lookup_field_for_decl): Allocate new element in GC memory.
4627 (lookup_tramp_for_decl): Likewise.
4628 (convert_nl_goto_reference): Likewise
4629 (create_nesting_tree): Allocate info in GC memory. Likewise for
4631 (free_nesting_tree): Free with ggc_free instead of free.
4632 (root): New static variable.
4633 (lower_nested_functions): Remove root as local variable. And zero out
4634 root at the end of the function.
4636 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
4638 PR rtl-optimization/20365
4639 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
4640 to short. New member ix.
4641 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
4642 (simplify_plus_minus): Initialize ix members before calling qsort.
4644 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
4646 PR tree-optimization/23626
4647 * tree-cfg.c (replace_uses_by): Clean up eh info.
4649 2005-09-01 DJ Delorie <dj@redhat.com>
4651 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
4654 2005-09-01 David Edelsohn <edelsohn@gnu.org>
4656 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
4657 (rs6000_split_multireg_move): Use replace_equiv_address instead of
4660 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4662 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
4663 do not issue warning for a variable definition following
4666 2005-09-01 Richard Henderson <rth@redhat.com>
4669 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
4670 conversion to CONST_VECTOR.
4672 2005-09-01 Richard Henderson <rth@redhat.com>
4675 * reload1.c (reload_as_needed): Check !CALL_P before calling
4676 fixup_eh_region_note.
4677 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
4679 2005-09-01 DJ Delorie <dj@redhat.com>
4681 * varasm.c (output_constant): Let the target resolve
4682 conversions of addresses to non-default pointer sizes.
4684 2005-09-01 Nicolas Pitre <nico@cam.org>
4686 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
4687 to alow matching ARM pre-indexed addressing mode.
4688 (arm_override_options): Remove now irrelevant comment.
4690 2005-09-01 Phil Edwards <phil@codesourcery.com>
4692 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
4693 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
4694 * config/i386/vxworks.h: Likewise.
4695 * config/i386/t-vxworksae: New file, for VxWorks AE.
4696 * config/i386/vxworksae.h: Likewise.
4698 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
4700 PR tree-optimization/23410
4701 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
4702 sequence is not wrapping during the first step.
4704 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4707 * dwarf2out.c (base_type_die): Compare char_type_node with
4708 TYPE_MAIN_VARIANT (type), not type.
4710 2005-09-01 Richard Guenther <rguenther@suse.de>
4712 PR tree-optimization/15366
4713 * common.opt: Add -finline-functions-called-once.
4714 Put -fearly-inlining in alphabetically ordered place.
4715 * doc/invoke.texi: Document new option.
4716 * ipa-inline.c (cgraph_decide_inlining): Honour
4717 flag_inline_functions_called_once.
4719 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4721 PR rtl-optimization/23478
4722 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
4723 (alloc_qty): Initialize it.
4724 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
4725 (combine_regs): Combine also n_throwing_calls_crossed fields.
4726 (find_free_reg): Don't attempt to caller-save pseudos crossing
4727 calls that might throw.
4728 * global.c (struct allocno): Add throwing_calls_crossed field.
4729 (global_alloc): Revert 2005-08-22 change. Initialize
4730 throwing_calls_crossed.
4731 (find_reg): Don't attempt to caller-save pseudos crossing calls that
4734 2005-09-01 Alan Modra <amodra@bigpond.net.au>
4737 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
4738 (mask64_operand): Reinstate code prior to 2005-06-11 change.
4739 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
4740 (and64_2_operand): Tweak to use predicate.
4741 (and_operand): Adjust for mask_operand changes.
4742 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
4743 (print_operand): Likewise.
4744 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
4745 (mask64_1or2_operand): Delete.
4746 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
4747 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
4748 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
4749 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
4750 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
4751 (rotldi3_internal4): Likewise.
4752 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
4753 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
4754 (ashldi3_internal7): Likewise.
4755 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
4756 (ashldi3_internal, ashldi3_internal9 split): Likewise.
4757 (anddi3 split): Don't match mask64_operand.
4758 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
4759 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
4760 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
4761 't' splitter predicate.
4762 (movdi_internal64 + 2): Revert 2005-06-11 change.
4764 2005-08-31 DJ Delorie <dj@redhat.com>
4766 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
4767 (m32c_asm_integer): Add support for 32 bit pointers.
4769 2005-08-31 Richard Henderson <rth@redhat.com>
4771 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
4772 component-like references for setting MEM_NOTRAP_P.
4774 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
4775 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
4777 2005-08-31 Richard Henderson <rth@redhat.com>
4779 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
4780 into a pseudo before applying gen_lowpart.
4782 2005-08-31 Geoffrey Keating <geoffk@apple.com>
4784 * doc/install.texi (Specific): Update cctools version required
4785 for full functionality.
4786 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
4787 linkers as -macosx_version_min.
4789 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
4792 * sh.c (print_operand, %R and %S): Add handling of floating point
4793 registers, memory, constants and invalid operands.
4795 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
4797 * ipa-pure-const.c: Change dump name.
4799 2005-08-31 Uros Bizjak <uros@kss-loka.si>
4802 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
4803 to "reg_or_0_operand".
4804 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
4806 2005-08-31 Dale Johannesen <dalej@apple.com>
4808 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
4809 loops that count down.
4811 2005-08-31 Richard Henderson <rth@redhat.com>
4814 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
4815 (fixup_eh_region_note): New.
4816 (reload_as_needed): Call it.
4817 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
4818 don't call find_many_sub_basic_blocks; call verify_flow_info.
4819 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
4820 (keep_stack_depressed): Likewise.
4821 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
4823 2005-08-31 Richard Henderson <rth@redhat.com>
4825 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
4828 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
4830 * expr.c (expand_expr_real_1): Compare size of address
4831 mode to target's address mode size in deciding expansion of
4832 the constant address.
4834 2005-08-31 Richard Guenther <rguenther@suse.de>
4837 * expr.c (all_zeros_p): New function.
4838 (expand_expr_real_1): Handle the case of an all-zero
4839 non-addressable constructor separately.
4841 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
4843 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
4844 arguments, adjust all callers.
4845 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
4847 2005-08-30 Richard Henderson <rth@redhat.com>
4850 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
4851 whenever the mode sizes match.
4853 2005-08-31 Alan Modra <amodra@bigpond.net.au>
4855 * calls.c (load_register_parameters): Fix comment typo.
4856 * expr.c (emit_push_insn): Comment formatting.
4858 2005-08-30 Ian Lance Taylor <ian@airs.com>
4860 * config/i386/x-cygwin (host-cygwin): Change dependency from
4861 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
4863 2005-08-29 Geoffrey Keating <geoffk@apple.com>
4865 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
4868 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
4871 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
4872 call to ggc_collect.
4874 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
4877 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
4878 beginning. Remove $(INCLUDES) from all the rules, if following
4879 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
4881 2005-08-29 Jakub Jelinek <jakub@redhat.com>
4884 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
4885 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
4886 not constant, but maxlen is, don't set len to maxlen, rather
4887 set maxlen to len if len is a constant.
4889 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
4891 PR tree-optimization/23475
4892 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
4895 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
4897 Fix PR middle-end/22455
4899 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
4900 Checksum only the parts of the tree that exist for the tree code.
4902 2005-08-28 Dale Johannesen <dalej@apple.com>
4904 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
4906 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
4908 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
4910 2005-08-28 Richard Henderson <rth@redhat.com>
4912 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
4913 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
4916 2005-08-28 Jakub Jelinek <jakub@redhat.com>
4919 * builtins.c (get_memory_rtx): Don't strip nops
4920 in between COMPONENT_REFs.
4922 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
4925 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
4927 (gimplify_modify_expr): Check for zero sized types and gimplify the
4928 rhs and lhs as statements.
4930 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
4933 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
4934 state for return address column of signal frames.
4936 2005-08-27 David Edelsohn <edelsohn@gnu.org>
4939 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
4940 bytes >= 2 not bytes == 2.
4941 (expand_block_move): Same.
4943 2005-08-27 Richard Guenther <rguenther@suse.de>
4946 * config/i386/sse.md (sse2_movsd): Add missing closing
4949 2005-08-27 Paul Brook <paul@codesourcery.com>
4951 * genrecog.c (enum decision_type): Add DT_num_insns.
4952 (struct decision_test): Add u.num_insns.
4953 (add_to_sequence): Add DT_num_insns test.
4954 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
4955 (write_cond, debug_decision_2): Ditto.
4956 (change_state): Assume peep2_next_insn never fails.
4957 Remove "afterward" argument.
4958 (write afterward, write_tree): Update to match.
4959 * recog.c (peep2_current_count): New variable.
4960 (peep2_next_insn): Check it.
4961 (peephole2_optimize): Set peep2_current_count.
4962 * recog.h (peep2_current_count): Declare.
4964 2005-08-26 Josh Conner <jconner@apple.com>
4967 * ipa-pure-const.c (check_tree): Check for volatile-ness
4968 when considering a dereference.
4970 2005-08-27 Jakub Jelinek <jakub@redhat.com>
4972 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
4974 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4976 PR rtl-optimization/23561
4977 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
4978 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
4979 at most LEN bytes long memory fits into the field.
4980 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
4981 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
4982 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
4984 2005-08-26 Richard Henderson <rth@redhat.com>
4987 * loop.c (biased_biv_may_wrap_p): New.
4988 (maybe_eliminate_biv_1): Use it to suppress non-equality
4989 comparison transformations. Delete disabled code.
4991 2005-08-26 Ian Lance Taylor <ian@airs.com>
4993 * combine.c (make_extraction): Avoid reference outside object.
4995 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
4997 * stor-layout.c (finalize_type_size): Restore behaviour for
4998 non-aggregate types to the status quo ante of the patch for
4999 pr 23467. Document why it matters.
5001 2005-08-26 Jakub Jelinek <jakub@redhat.com>
5004 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
5005 array by one element, initialize the BT_LAST element with NULL.
5007 2005-08-26 David Edelsohn <edelsohn@gnu.org>
5009 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
5010 optimizing for size.
5012 (compare_plus_eqsi): Same.
5013 (plus_eqsi_compare): Same.
5014 (neg_eq0<mode>): Same.
5015 (neg_eq<mode>): Same.
5017 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
5020 2005-08-26 Nick Clifton <nickc@redhat.com>
5022 * config/v850/v850.c (ep_memory_operand): Return FALSE if
5023 TARGET_EP is not defined.
5024 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
5025 TARGET_EP is enabled.
5026 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
5027 * config/v850/v850.md (save_all_interrupt): Only use the EP
5028 register if TARGET_EP is defined.
5029 (restore_all_interrupt): Likewise.
5030 * config/v850/lib1funcs.asm: Update functions so that the EP
5031 register is only used if __EP__ is defined.
5033 2005-08-26 David Ung <davidu@mips.com>
5035 * config/mips/mips.c (mips_expand_prologue): Handle case when
5036 generating for MIPS16 and the outgoing argument area is more than
5037 SMALL_OPERAND. Use the frame pointer as temporary to generate the
5040 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
5042 * config/crx/crx.md: Make doloop_end pattern usage controllable
5043 via mloop-nesting=<max-nesting> command line switch. Make sure
5044 the combiner cannot use doloop_end_<mode> in an illegal way.
5045 * config/crx/crx.c: Use regs up to r6 for argument passing.
5046 Refine crx_address_cost (non cst4 displacements are expensive).
5047 * config/crx/crx.opt: Add switch for mloop-nesting=.
5049 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
5051 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
5052 (UNSPEC_MVST): New constant.
5054 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
5056 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
5057 Reject operands containing eliminable registers.
5058 * testsuite/gcc.dg/20050825-1.c: New testcase.
5060 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5061 Jan Hubicka <jh@suse.cz>
5063 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
5065 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5067 PR tree-optimization/23546
5068 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
5071 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
5073 * params.def (PARAM_MIN_SPEC_PROB): New.
5074 * sched-rgn.c (MIN_PROBABILITY): Delete.
5075 (compute_trg_info): Convert to PARAM_VALUE.
5076 * doc/invoke.texi (param): Document min-spec-prob.
5078 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
5080 * config/darwin.h: define __PIC__
5081 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
5082 TARGET_OS_CPP_BUILTINS macro.
5084 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5086 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
5089 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
5091 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
5093 * cfghooks.c (duplicate_block): Added position where to place
5094 new block as argument.
5095 * cfghooks.h (duplicate_block): Declaration changed.
5096 * cfglayout.c (copy_bbs): Add argument after. Pass it to
5098 * cfglayout.h (copy_bbs): Declaration changed.
5099 * cfgloop.h (loop_version): Declaration changed.
5100 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
5101 position to copy_bbs.
5102 (loop_version): Pass position to duplicate_loop_to_header_edge.
5103 Add place_after argument and position new blocks according to
5105 * modulo-sched.c (sms_schedule): Pass place_after argument
5107 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
5108 * tree-cfg.c (split_edge_bb_loc): New function.
5109 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
5110 to determine position of new blocks.
5111 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
5113 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
5114 argument to duplicate_block.
5115 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
5116 Pass position to copy_bbs.
5118 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
5120 * fold-const.c (ptr_difference_const): Use
5121 cst_and_fits_in_hwi instead of host_integerp.
5123 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5125 * config/darwin.c (gen_pic_offset): New.
5126 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
5129 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
5131 PR tree-optimization/23486
5132 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
5134 2005-08-23 Phil Edwards <phil@codesourcery.com>
5136 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
5137 remove use_collect2.
5138 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
5140 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
5141 configuration files to override the default value.
5143 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
5144 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
5145 * config/vx-common.h: New file, split out from...
5146 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
5147 * config/vxworksae.h: New file, for VxWorks AE.
5148 * config/vxworks.opt: New file.
5149 * config/vxlib.c: Update for VxWorks 6.
5151 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
5152 other MULTILIB_* variables appropriately.
5153 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
5154 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
5155 * config/rs6000/vxworks.h: Update for VxWorks 6.
5156 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
5158 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
5161 * config/darwin.c (machopic_select_section): Remove the hack to
5162 mark "::operator new" and "::operator delete" for coalescing
5163 even though they are not weak.
5165 2005-08-24 Alan Modra <amodra@bigpond.net.au>
5167 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
5168 * configure: Regenerate.
5170 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
5173 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
5175 * convert.c (convert_to_integer, convert_to_vector): Likewise.
5176 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
5179 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
5181 * config/rs6000/predicates.md (equality_operator): New.
5182 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
5183 comparison with a large constant.
5185 2005-08-23 Mark Mitchell <mark@codesourcery.com>
5187 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
5189 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
5191 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
5192 registers is even, and we have a hardware double precision fp,
5194 (sh_gimplify_va_arg_expr): For floating point arguments, consider
5195 size of current argument when checking if argument was passed in
5198 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
5201 * stor-layout.c (finalize_type_size): Dont override
5202 existing alignment with a smaller alignment from the mode.
5204 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
5206 * lambda-code.c (lambda_vector_lexico_pos): Moved...
5207 * lambda.h (lambda_vector_lexico_pos): ... here.
5208 * tree-data-ref.c (build_classic_dist_vector): Return false when
5209 the distance vector is lexicographically negative.
5211 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
5213 PR tree-optimization/23511
5214 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
5215 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
5217 2005-08-23 Jakub Jelinek <jakub@redhat.com>
5219 PR tree-optimization/22043
5220 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
5221 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
5222 If ALLOW_FLEXARR, handle types ending with flexible array member.
5223 Pass false as second argument to recursive count_type_elements calls.
5224 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
5225 argument to count_type_elements call.
5226 * tree-sra.c (decide_block_copy): Likewise.
5227 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
5228 for a constant-sized object, set cleared as well. Pass true as
5229 second argument to count_type_elements call.
5231 2005-08-23 Alan Modra <amodra@bigpond.net.au>
5234 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
5235 from legitimate_small_data_p, and make global. Update use.
5236 Remove forward declaration.
5237 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
5239 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
5241 2005-08-23 David Edelsohn <edelsohn@gnu.org>
5243 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
5244 of scratch intermediates.
5245 (eq<mode>_compare): Same.
5246 (neg_eq0<mode>): New.
5247 (neg_eq<mode>): Convert to define_insn_and_split.
5249 2005-08-23 Alan Modra <amodra@bigpond.net.au>
5252 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
5253 stdarg functions, set/clear the fp marker even when no variable
5255 * config/rs6000/sysv4.opt (mprototype): Describe.
5257 2005-08-22 Jakub Jelinek <jakub@redhat.com>
5259 PR rtl-optimization/23478
5260 * regs.h (reg_info): Add throw_calls_crossed.
5261 (REG_N_THROWING_CALLS_CROSSED): Define.
5262 * flow.c (allocate_reg_life_data): Initialize
5263 REG_N_THROWING_CALLS_CROSSED.
5264 (propagate_one_insn, attempt_auto_inc): Update
5265 REG_N_THROWING_CALLS_CROSSED.
5266 * global.c (global_alloc): Don't allocate pseudos across
5267 calls that may throw.
5269 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
5272 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
5273 value is inbetween the range if we did not find an exact match.
5275 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
5277 * doc/invoke.texi (Option Summary): Add ms1 options.
5278 * doc/extend.texi: Document interrupt handler attribute for ms1.
5279 * doc/md.texi: Document ms1 constraints.
5280 * config.gcc: Add ms1-*-elf.
5281 * config/ms1/ms1.h: New.
5282 * config/ms1/ms1.c: New.
5283 * config/ms1/ms1.md: New.
5284 * config/ms1/ms1-protos.h: New.
5285 * config/ms1/ABI.txt: New.
5286 * config/ms1/crti.asm: New.
5287 * config/ms1/crtn.asm: New.
5288 * config/ms1/lib2extra-funcs.c: New.
5289 * config/ms1/t-ms1: New.
5290 * config/ms1/ms1.opt: New.
5292 2005-08-22 Ira Rosen <irar@il.ibm.com>
5294 * config/rs6000/altivec.md (xorv4sf3): New.
5295 (negv4sf2, neg<mode>2): Likewise.
5297 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
5300 * config/ia64/ia64.md (divsi3): Check divide by zero.
5301 (udivsi3): Likewise.
5303 (udivdi3): Likewise.
5305 2005-08-21 Jakub Jelinek <jakub@redhat.com>
5307 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
5308 up to elem_bitsize bits, not max_bitsize.
5310 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
5312 PR tree-optimization/23433
5313 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
5314 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
5316 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
5318 PR tree-optimization/23434
5319 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
5320 the iteration bound is not an INTEGER_CST.
5322 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
5324 * tree-vect-transform.c (get_initial_def_for_reduction): Set
5325 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
5326 NULL if need_epilog_adjust is false.
5327 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
5328 Case 3 always peels first itration, not just for PLUS case, and no need
5329 to use scalar_initial_def here. Create an epilog adjustment only if
5330 scalar_initial_def is not NULL.
5332 (vectorizable_reduction): Remove assert.
5334 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
5337 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
5338 (__moddi3): Likewise.
5339 (__udivdi3): Likewise.
5340 (__umoddi3): Likewise.
5341 (__divsi3): Likewise.
5342 (__modsi3): Likewise.
5343 (__udivsi3): Likewise.
5344 (__umodsi3): Likewise.
5346 2005-08-20 Jakub Jelinek <jakub@redhat.com>
5348 * tree-pass.h (TDF_GRAPH): Define.
5349 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
5350 * passes.c (finish_optimization_passes): Only call
5351 finish_graph_dump_file if TDF_GRAPH is set.
5352 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
5353 NULL. Set TDF_GRAPH bit.
5354 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
5356 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
5358 * arm.h (arm_stack_offsets): Add locals_base field.
5359 * arm.c (arm_get_frame_offsets): Compute it.
5360 (thumb_compute_initial_elimination offset): Make the Thumb frame
5361 pointer point to the base of the local variables.
5362 (thumb_expand_prologue): Update accordingly.
5363 (thumb_expand_epilogue): Likewise.
5365 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
5366 mode of clobbered scratch to DImode. Handle a case that's known to
5369 2005-08-19 David Edelsohn <edelsohn@gnu.org>
5371 * config/rs6000/rs6000.md (gt0<mode>): Delete.
5372 (gt0<mode>_compare): Delete.
5373 (neg_gt0<mode>): Delete.
5375 2005-08-19 Eric Christopher <echristo@apple.com>
5377 * optabs.h: Change CTI_ to COI_.
5380 2005-08-19 James E Wilson <wilson@specifix.com>
5382 * builtins.c (expand_builtin_return_addr): Set
5383 current_function_accesses_prior_frames when count != 0. Use
5384 frame_pointer_rtx when count == 0.
5385 * function.h (struct function): Add accesses_prior_frames field.
5386 (current_function_accesses_prior_frames): Define.
5387 * reload1.c (init_elim_table): Check
5388 current_function_accesses_prior_frames.
5389 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
5391 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5393 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
5394 indicator. Return true if the flowgraph changed during
5397 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5400 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
5401 conditional expression before testing its value.
5403 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5405 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
5407 2005-08-19 Devang Patel <dpatel@apple.com>
5409 PR tree-optimization/23048
5410 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
5411 third parameter. Check whether latch is dominated by exit
5413 (if_convertible_loop_p): Supply exit block itself to
5414 if_convertible_bb_p.
5416 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5419 * arm.md (arm_load_pic_register): Change argument to the mask of
5420 saved registers. Call thumb_find_work_register if we need a
5421 scratch register on Thumb.
5422 (arm_expand_prologue): Pass empty register set to
5423 arm_load_pic_register.
5424 (thumb_expand_prologue): Pass live_regs_mask directly to
5425 arm_load_pic_register.
5426 * arm-protos.h (arm_load_pic_register): Update prototype.
5428 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
5430 * sh.c (find_sole_member): New function.
5431 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
5432 if the record's alignment is larger than the size of its only member.
5434 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5437 * arm.c (thumb_legitimize_reload_address): New function.
5438 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
5439 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
5441 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
5443 * config/crx/crx.c: Implement crx_decompose_address. Reject
5444 symbolic displacements since CRX register relative adressing
5445 mode can't handle unsigned 32-bit values as displacements.
5446 * config/crx/crx.h: Simplify definitions, remove redundant
5447 parenthesis and obsolete macros.
5448 * config/crx/crx.opt: Add new switch for debugging addresses.
5449 * config/crx/crx-protos.h: Add new declarations for above.
5451 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
5454 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
5457 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5459 * collect2.c (dup2): Delete.
5460 * configure.ac: Don't check for dup2.
5462 * config.in, configure: Regenerate.
5464 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
5466 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
5467 record with the type of its only member.
5469 2005-08-18 David Edelsohn <edelsohn@gnu.org>
5471 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
5472 define_insn_and_split.
5473 (plus_ltu<mode>_compare): Same.
5474 (gtu<mode>_compare): Same.
5475 (plus_gtu<mode>_compare): Same.
5477 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
5479 PR tree-optimization/22228
5480 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
5482 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
5483 are recorded in vect_vnames_to_rename for renaming.
5484 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
5485 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
5486 in vect_vnames_to_rename.
5487 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
5488 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
5490 2005-08-18 Jan Hubicka <jh@suse.cz>
5493 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
5494 info only for local statics, not for member variables.
5496 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5498 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
5500 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5502 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
5504 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
5507 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
5509 2005-08-17 James E Wilson <wilson@specifix.com>
5511 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5514 2005-08-17 David Edelsohn <edelsohn@gnu.org>
5516 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
5517 (leu<mode>_compare): Same.
5518 (plus_leu<mode>): Same.
5519 (neg_leu<mode>): Same.
5520 (and_neg_leu<mode): Same.
5521 (ltu<mode>_compare): Same.
5522 (plus_ltu<mode>): Same.
5524 (geu<mode>_compare): Same.
5525 (plus_geu<mode>): Same.
5526 (neg_geu<mode>): Same.
5527 (and_neg_geu<mode>): Same.
5528 (plus_gt<mode>): Same.
5529 (gtu<mode>_compare): Same.
5530 (plus_gtu<mode>): Same.
5532 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
5534 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
5535 Move call_table_data to end. Delete spurious .text.
5536 (callt_save_all_interrupt): Fix comment typo.
5538 2005-08-17 James E Wilson <wilson@specifix.com>
5539 Kevin Winchester <winchester@amirix.com>
5542 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
5544 2005-08-17 Uros Bizjak <uros@kss-loka.si>
5547 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
5548 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
5550 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
5552 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
5553 record with the type of its only member if the modes don't match.
5555 * varasm.c (decode_reg_name): Skip empty additional register names.
5557 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
5559 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
5560 lsm_tmp_name_length): New.
5561 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
5562 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
5564 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5565 Andreas Krebbel <krebbel1@de.ibm.com>
5567 * config.gcc: Added z9-109 switch.
5568 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
5569 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
5570 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
5571 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
5572 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
5573 for "z9_109" cpu attribute.
5574 * config/s390/s390.c (z9_109_cost): New processor cost structure.
5575 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
5576 (s390_handle_arch_option): Added z9-109 switch.
5577 (override_options): Set respective cost function for z9-109.
5578 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
5579 (legitimate_reload_constant_p): Accept extended immediates.
5580 (print_operand): Three new output modifiers added: k, m and o.
5581 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
5582 (s390_output_mi_thunk): Use extended immediate when possible.
5583 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
5584 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
5585 (CONSTRAINT_LEN): Added length of O constraint.
5586 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
5587 * config/s390/s390.md ("cpu"): New value z9_109 added.
5588 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
5589 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
5590 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
5591 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
5592 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
5593 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
5594 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
5595 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
5596 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
5597 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
5598 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
5599 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
5600 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
5601 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
5602 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
5604 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
5605 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
5606 insns for TARGET_EXTIMM.
5608 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
5610 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
5612 2005-08-17 Nick Clifton <nickc@redhat.com>
5614 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
5615 Call default_encode_section_info.
5617 2005-08-17 Steven Bosscher <stevenb@suse.de>
5619 PR tree-optimization/21574
5620 * tree-ssa-ccp.c (likely_value): If the right hand side is a
5621 constant, return CONSTANT.
5622 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
5623 (ccp_fold, visit_assignment): Likewise.
5624 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
5626 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5628 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
5629 fold_buildN instead of buildN then fold_initializer or fold.
5630 (build_unary_op): Likewise.
5631 (build_binary_op): Likewise.
5632 * fold-const.c (fold_initializer): Remove.
5633 (fold_build1_initializer): New function.
5634 (fold_build2_initializer): New function.
5635 (fold_build3_initializer): New function.
5636 * tree.h (fold_initializer): Remove.
5637 (fold_build1_initializer): New function.
5638 (fold_build2_initializer): New function.
5639 (fold_build3_initializer): New function.
5641 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5643 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
5644 (try_move_mult_to_index): Call fold_build2 instead of build2.
5645 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
5646 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
5647 fold_binary_to_constant.
5648 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
5650 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
5651 check if A == gcd (A, B). Remove TYPE argument.
5652 (analyze_offset) Use fold_build2 instead of fold (build.
5653 (create_data_ref): Likewise.
5654 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
5655 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
5658 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
5660 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
5661 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
5663 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
5666 * gimplify.c (zero_sized_type): New function.
5667 (gimplify_modify_expr_rhs): If we have a zero sized type,
5668 replace the statement with an empty statement.
5670 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
5672 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
5675 2005-08-16 Ian Lance Taylor <ian@airs.com>
5677 * doc/tm.texi (Label Output): Correct typo.
5679 2005-08-16 Steven Bosscher <stevenb@suse.de>
5682 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
5683 force_operand will work later on using have_insn_for.
5685 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5687 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
5689 2005-08-16 Ian Lance Taylor <ian@airs.com>
5692 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
5693 vector type, don't try to construct it element by element. Add an
5694 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
5696 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5698 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
5700 2005-08-16 Geoffrey Keating <geoffk@apple.com>
5702 * doc/invoke.texi (Precompiled Headers): Document some more options
5703 which are known to be safe.
5705 2005-08-16 James E Wilson <wilson@specifix.com>
5707 PR tree-optimization/21105
5708 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5709 TREE_OVERFLOW check.
5711 2005-08-16 David Edelsohn <edelsohn@gnu.org>
5713 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
5714 (neg_ltu<mode>): Same.
5716 (neg_gtu<mode>): Same.
5718 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5720 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
5721 (fold_builtin_isdigit): Use fold_buildN.
5722 (build_function_call_expr): Likewise.
5723 * c-typeck.c (c_finish_loop): Likewise.
5725 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
5726 Richard Shann <rshann@superh.com>
5728 PR middle-end/20396:
5729 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
5731 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
5733 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
5735 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
5738 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
5739 arm_compure_save_reg0_reg12_mask to determine when the PIC register
5742 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5745 * fold-const.c (build_range_check): Disable optimization for function
5746 pointer expressions on targets that require function pointer
5749 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
5751 * simplify-rtx.c (simplify_const_relational_operation): When
5752 extracting arguments of a COMPARE, recompute the mode as well.
5754 2005-08-15 Ian Lance Taylor <ian@airs.com>
5756 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
5758 2005-08-15 DJ Delorie <dj@redhat.com>
5760 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
5762 (movsi_splittable): Allow, but split, moves to the stack.
5763 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
5766 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5768 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
5769 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
5770 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
5772 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
5773 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
5774 Delete HOST_PTR_PRINTF.
5776 * configure, config.in: Regenerate.
5778 2005-08-15 David Edelsohn <edelsohn@gnu.org>
5780 * config/rs6000/rs6000.md (QHSI): New mode macro.
5781 (wd): Extend mode attr for QImode and HImode
5782 (dbits): New mode attr.
5783 (zero_extend<mode>di2): Convert to mode macro.
5785 2005-08-15 Steve Ellcey <sje@cup.hp.com>
5788 * doc/invoke.texi (-mgnu-ld): Update description.
5791 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5794 * Makefile.in (tree-chrec.o): Depends on real.h.
5795 * tree-chrec.c: Include real.h.
5796 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
5797 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
5798 * tree-scalar-evolution.c (add_to_evolution_1,
5799 interpret_rhs_modify_expr): Ditto.
5801 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5804 * tree-data-ref.c (estimate_niter_from_size_of_data): When
5805 step is negative compute the estimation from init downwards to zero.
5807 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
5809 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
5811 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5813 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
5815 (legitimate_reload_constant_p): Fix handling of lliXX operands.
5816 Accept double-word constants that can be split.
5817 * config/s390/s390.md ("movti"): Use 'P' constraint.
5818 ("*movdi_31", "*movdf_31"): Likewise.
5820 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
5822 Fix PR tree-optimization/22615
5824 * tree-ssa-structalias.c (solution_set_add): Handle
5825 first_vi_for_offset returning NULL.
5826 (do_da_constraint): Ditto.
5827 (do_sd_constraint): Ditto.
5828 (do_ds_constraint): Ditto
5829 (find_func_aliases): Ditto.
5830 (build_constraint_graph): RHS is allowed be ANYTHING.
5831 (first_vi_for_offset): Return NULL if we couldn't find anything at
5834 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5836 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
5837 over memory as first operand.
5839 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
5842 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
5843 available for setting it.
5845 2005-08-14 Ira Rosen <irar@il.ibm.com>
5847 PR tree-optimization/23320
5848 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
5849 data-refs' types instead of base object nullness. Add check for
5850 pointer type data-refs before first location comparison. Remove
5853 2005-08-14 Andreas Schwab <schwab@suse.de>
5855 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
5857 2005-08-13 James E Wilson <wilson@specifix.com>
5859 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
5860 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
5861 -fstack-protector-all, --param ssp-buffer-size): Document.
5862 (-Wvariadic-macros): Alphabetize.
5863 (-fsched-stalled-insns-dep): Add missing 'f'.
5865 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
5868 2005-08-13 David Edelsohn <edelsohn@gnu.org>
5870 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
5871 or indirect address operand.
5872 (EXTRA_ADDRESS_CONSTRAINT): New.
5873 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
5875 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
5877 PR tree-optimization/22236
5878 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
5879 successors and predecessors.
5880 * tree-chrec.c (chrec_convert): Before converting, check that
5881 sequences don't wrap.
5882 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
5883 (analyze_array): Extern.
5884 (find_data_references_in_loop): Remove call to
5885 compute_estimated_nb_iterations.
5886 * tree-data-ref.h (analyze_array): Declared.
5887 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
5888 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
5889 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
5890 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
5892 * tree-ssa-loop-ivcanon.c: Fix documentation.
5893 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
5894 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
5895 (infer_loop_bounds_from_undefined): New.
5896 (estimate_numbers_of_iterations_loop): Use
5897 infer_loop_bounds_from_undefined.
5898 (used_in_pointer_arithmetic_p): New.
5899 (scev_probably_wraps_p): Pass an extra parameter. Call
5900 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
5901 (convert_step): Fix documentation.
5902 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
5903 Use initial_condition_in_loop_num and evolution_part_in_loop_num
5904 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
5905 scev_probably_wraps_p.
5907 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5909 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
5910 (s390_register_info): Ignore clobbered_regs information for fixed
5911 registers, and only fixed registers.
5912 (s390_init_frame_layout): Remove redundant call.
5914 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
5916 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
5917 description of -Wold-style-casts.
5919 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5920 Jakub Jelinek <jakub@redhat.com>
5922 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5923 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
5924 * config/s390/s390.c (print_operand): New output modifier 'G' added.
5925 (get_thread_pointer): Renamed to s390_get_thread_pointer.
5926 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
5927 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
5928 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
5929 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5930 ("stack_protect_set", "stack_protect_test"): New expanders.
5931 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
5932 "stack_protect_testdi"): New insn definitions.
5934 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5936 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
5938 2005-08-12 Paul Brook <paul@codesourcery.com>
5940 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
5942 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5944 * config/s390/predicates.md (setmem_operand): New predicate.
5945 (shift_count_operand): Accept ANDs with special constants as
5947 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
5948 with special constants.
5949 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
5950 shift_count_operand with setmem_operand.
5952 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5954 * config/s390/s390.c (s390_extract_part, s390_single_part):
5956 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
5957 (s390_output_mi_thunk): Don't use lg on 31 bit.
5958 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
5959 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
5961 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5963 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
5964 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
5965 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
5966 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
5967 with one of the new macros.
5969 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5971 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
5972 Don't set save_return_addr_p.
5973 (s390_register_info): Make clobbered_regs not depending on
5976 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5978 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
5979 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
5981 2005-08-11 James E. Wilson <wilson@specifix.com>
5983 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
5985 2005-08-11 Jakub Jelinek <jakub@redhat.com>
5987 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
5988 locations gathered by var-tracking in single entry loc_list
5989 over loc_descriptor_from_tree.
5991 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
5992 pass it down to loc_descriptor.
5993 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
5994 (containing_function_has_frame_base): Move earlier in the file.
5995 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
5996 instead of always assuming fbreg can't be used.
5998 2005-08-11 David Edelsohn <edelsohn@gnu.org>
6000 * config/rs6000/altivec.md: Change constraint "m" to "Z".
6001 * config/rs6000/predicates.md (indexed_or_indirect_operand):
6002 Accept address wrapped in AND for Altivec.
6003 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
6004 Strip AND wrapping offset address for Altivec.
6006 2005-08-11 Richard Henderson <rth@redhat.com>
6009 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
6010 before using TYPE_IS_SIZETYPE.
6012 2005-08-11 Richard Henderson <rth@redhat.com>
6015 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
6016 insn types not present on ev4.
6017 (alphaev5_insn_pipe): Similarly.
6019 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
6022 * arm.c (arm_override_options): If the user has selected callee-super-
6023 interworking, then enable normal interworking.
6025 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6027 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
6030 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
6032 * doc/rtl.texi: Fix two typos.
6034 2005-08-11 Richard Guenther <rguenther@suse.de>
6037 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
6038 cases where we call to/from functions returning void.
6040 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
6043 * tree.c (build_pointer_type_for_mode): Robustify.
6045 2005-08-10 James E Wilson <wilson@specifix.com>
6047 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
6048 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
6050 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
6053 2005-08-10 Eric Christopher <echristo@apple.com>
6055 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
6056 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
6059 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
6062 * config/darwin.c (machopic_indirect_data_reference): Use a new register
6063 for the high part when generating dynamic-no-pic code.
6065 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
6067 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
6068 (x86_64-*-linux*): Likewise.
6070 * config/i386/crtfastmath.c: New file.
6071 * config/i386/t-crtfm: Likewise.
6073 * config/i386/linux.h (ENDFILE_SPEC): New.
6074 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
6076 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
6079 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
6081 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
6082 (vec_shl, vec_shr): Document new operations.
6083 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
6085 2005-08-10 David Edelsohn <edelsohn@gnu.org>
6087 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
6088 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
6089 change predicate to indexed_or_indirect_address.
6091 2005-08-10 Richard Sandiford <richard@codesourcery.com>
6093 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
6094 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
6095 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
6096 and __aeabi_uwrite8.
6097 * config/arm/unaligned-funcs.c: New file.
6098 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
6100 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
6102 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
6104 * cfglayout.c (pass_insn_locators_initialize): Add dump.
6105 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
6107 * except.c (pass_convert_to_eh_region_ranges): Add dump.
6108 * final.c (pass_shorten_branches): Add dump.
6109 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
6110 (pass_life): Rename dump.
6111 (rest_of_handle_flow2): Remove initial verify_flow_info.
6112 * function.c (pass_instantiate_virtual_regs): Add dump.
6113 * integrate.c (pass_initial_value_sets): Add dump.
6114 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
6115 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
6116 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
6117 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
6118 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
6119 gate_rtl_unrool_and_peel_loops): New.
6120 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
6121 rtl_doloop): Do not look at flags.
6122 * mode-switching.c (pass_mode_switching): Add dump.
6123 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
6124 pass_split_before_regstack): Add dump.
6125 * regmove.c (pass_stack_adjustments): Add dump.
6126 * tree-optimize.c (pass_fixup_cfg): Add dump.
6128 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6131 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
6132 deciding which instruction sequence to use.
6134 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
6136 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
6137 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
6139 2005-08-09 Richard Guenther <rguenther@suse.de>
6141 * c-common.c (builtin_function_2): Remove.
6142 (def_builtin_1): New function.
6143 (c_common_nodes_and_builtins): Use def_builtin_1 to
6144 build builtin functions.
6146 2005-08-09 Jie Zhang <jie.zhang@analog.com>
6148 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
6149 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6150 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
6153 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
6155 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
6156 fold_binary instead of fold_build2 since we don't care about the
6158 (loop_niter_by_eval): Likewise.
6159 (compare_trees): Likewise.
6160 (proved_non_wrapping_p): Likewise.
6162 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
6166 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
6167 if the if is really empty.
6169 2005-08-09 Steven Bosscher <stevenb@suse.de>
6171 PR tree-optimization/23234
6172 * tree-ssa-math-opts.c (place_reciprocal): New enum.
6173 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
6174 argument of the new enum.
6175 (execute_cse_reciprocals): Add reciprocals for function arguments
6176 on the unique successor edge of the entry block. Update other calls
6177 to execute_cse_reciprocals_1.
6179 2005-08-08 Richard Henderson <rth@redhat.com>
6182 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
6184 2005-08-08 Bob Wilson <bob.wilson@acm.org>
6186 * expr.c (write_complex_part): Return after handling MEM.
6188 2005-08-08 Josh Conner <jconner@apple.com>
6190 PR rtl-optimization/23241
6191 * combine.c (simplify_comparison): Fix error in determining
6192 whether to lift a subreg from comparison.
6194 2005-08-08 David Edelsohn <edelsohn@gnu.org>
6197 * config/rs6000/altivec.md (vec_init<mode>): New.
6198 (vec_set<mode>): New.
6199 (vec_extract<mode>): New.
6200 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
6201 (rs6000_expand_vector_set): New.
6202 (rs6000_expand_vector_extract): New.
6203 (rs6000_legitimate_offset_address_p): Offset addresses are valid
6204 for Altivec modes before reload.
6205 (altivec_expand_vec_init_builtin): New.
6206 (get_element_number): New.
6207 (altivec_expand_vec_set_builtin): New.
6208 (altivec_expand_vec_ext_builtin): New.
6209 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
6211 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
6213 * config/rs6000/rs6000.h (rs6000_builtins): Add
6214 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
6215 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
6216 * config/rs6000/rs6000-protos.h: Declare new functions.
6218 2005-08-08 Jan Hubicka <jh@suse.cz>
6220 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
6221 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
6222 * i386.md (movdi*): Use pic_32bit_operand.
6223 * predicates.md (pic_32bit_operand): New.
6225 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
6228 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
6230 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
6232 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
6233 (test_for_singularity): Use fold_build2.
6235 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6237 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
6239 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
6241 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
6242 (COMMON_ASM_OP) Define.
6243 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
6244 (ix86_encode_section_info): Likewise.
6245 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
6246 SUBTARGET_ENCODE_SECTION_INFO.
6248 2005-08-06 Richard Henderson <rth@redhat.com>
6251 * tree-nested.c (convert_local_reference): Save and restore val_only
6252 around component_ref and friends. Clear walk_subtrees by default.
6254 2005-08-06 Peter O'Gorman <peter@pogma.com>
6257 * gcc.c (process_command): Check the argument to -b has a dash.
6258 * doc/invoke.texi: Update -b and -V docs.
6260 2005-08-06 James E Wilson <wilson@specifix.com>
6262 * config/mips/cross64.h, config/mips/t-cross64: Delete.
6264 2005-08-06 Michael Matz <matz@suse.de>
6266 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
6267 member only if only one insn is associated with the value.
6269 2005-08-06 Nick Clifton <nickc@redhat.com>
6271 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
6273 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
6274 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
6275 Check symbol flags instead of symbol name mangling.
6276 (xstormy16_asm_output_aligned_common): Likewise. Also
6277 simplify code since the bss100_section cass is the only case
6278 where the below100 code will be triggered.
6279 (xstormy16_encode_section_info): Encode below100 attribute
6280 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
6282 (xstormy16_strip_name_encoding): Delete - this function is no
6284 (TARGET_STRIP_NAME_ENCODING): Undefine.
6285 * config/stormy16/stormy16-protos.h: Delete prototype for
6286 xstormy16_strip_name_encoding.
6288 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
6290 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
6291 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
6292 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
6293 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
6294 config/alpha/predicates.md, config/arc/arc.h,
6295 config/arm/arm.h, config/arm/ieee754-df.S,
6296 config/arm/ieee754-sf.S, config/bfin/bfin.c,
6297 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
6298 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
6299 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
6300 config/m68hc11/m68hc11.h, config/mips/mips.c,
6301 config/mips/mips.h, config/mips/openbsd.h,
6302 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
6303 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
6304 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6305 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
6306 config/sparc/linux.h, config/sparc/linux64.h,
6307 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
6308 doc/extend.texi, doc/gcov.texi, doc/install.texi,
6309 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
6310 typos. Follow spelling conventions.
6312 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
6315 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
6316 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
6317 specially. Check for side effects only for COND_EXPR.
6318 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
6319 return with TREE_NO_WARNING.
6321 2005-08-06 Richard Sandiford <richard@codesourcery.com>
6323 PR rtl-optimization/23233
6324 * loop.c (combine_movables): Require the modes to be the same.
6325 (move_movables): Remove handling of cases where the replacement
6326 had a different mode to the original.
6328 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
6330 PR tree-optimization/23128
6331 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
6332 subtraction wrap, and set TREE_OVERFLOW if they do.
6334 2005-08-05 Richard Henderson <rth@redhat.com>
6337 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
6338 FORCED_LABEL labels.
6340 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
6343 * reload.c (find_reloads_subreg_address): Pass down TYPE
6344 unchanged. Change all callers except find_reloads_toplev.
6346 2005-08-05 Michael Matz <matz@suse.de>
6348 * genattrtab.c (current_alternative_string): Remove.
6349 (SIMPLIFY_ALTERNATIVE): Ditto.
6350 (attr_alt_bit_p): Ditto.
6351 (alternative_name): Make const char *.
6352 (evaluate_eq_attr): Remove use of above things.
6353 (simplify_test_exp): Ditto.
6354 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
6355 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
6357 2005-08-04 James E Wilson <wilson@specifix.com>
6359 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
6360 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
6361 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
6362 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
6363 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
6365 2005-08-04 Richard Henderson <rth@redhat.com>
6368 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
6369 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
6370 * tree-sra.c (decide_block_copy): Use it. Disable element copy
6371 if we'd have to instantiate too many members.
6373 2005-08-04 Richard Henderson <rth@redhat.com>
6376 * tree-outof-ssa.c (coalesce_asm_operands): New.
6377 (coalesce_ssa_name): Use it. Split out ...
6378 (coalesce_phi_operands, coalesce_result_decls): ... these.
6380 2005-08-04 Paul Brook <paul@codesourcery.com>
6382 * read-rtl.c (read_quoted_string): Break if EOF.
6384 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
6386 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
6387 (fold_build2): Likewise.
6388 (fold_build3): Likewise.
6389 (fold_build1_stat): New function prototype.
6390 (fold_build2_stat): Likewise.
6391 (fold_build3_stat): Likewise.
6392 * fold-const.c (fold_build1): Rename to ..
6393 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6394 through to build1_stat.
6395 (fold_build2): Rename to ..
6396 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6397 through to build2_stat.
6398 (fold_build3): Rename to ..
6399 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6400 through to build3_stat.
6402 2005-08-04 David Edelsohn <edelsohn@gnu.org>
6403 Ian Lance Taylor <ian@airs.com>
6405 * function.c (assign_stack_local_1): Do not correct stack slot
6406 address if allocation size is smaller than mode size.
6408 2005-08-04 Diego Novillo <dnovillo@redhat.com>
6411 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
6412 (tree_merge_blocks): Propagate anything allowed by
6414 Clarify documentation.
6415 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
6416 SSA form, schedule an update if necessary.
6418 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
6420 * doc/install.texi (Binaries): Remove broken link to
6421 Sinix/Reliant Unix binaries.
6423 2005-08-03 Richard Henderson <rth@redhat.com>
6426 * function.c (stack_protect_epilogue): Export.
6427 * tree.h (stack_protect_epilogue): Declare.
6428 * calls.c (expand_call): Call it.
6430 2005-08-03 Eric Christopher <echristo@apple.com>
6432 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
6433 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
6436 2005-08-04 Jan Hubicka <jh@suse.cz>
6438 * profile.c (branch_prob): Split edges with goto locus on them
6439 to get proper line counts.
6440 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
6442 2005-08-03 Paul Brook <paul@codesourcery.com>
6444 * function.c (assign_parms): Round current_function_args_size
6445 to PARM_BOUNDARY, not STACK_BOUNDARY.
6447 2005-08-03 Geoffrey Keating <geoffk@apple.com>
6449 * config/i386/i386.c (x86_elf_aligned_common)
6450 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
6452 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
6454 PR tree-optimization/23157
6455 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
6456 before emitting them.
6458 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6460 PR tree-optimization/19899
6461 * Makefile.in (tree-scalar-evolution.o): Add real.h.
6462 * tree-scalar-evolution.c: Include real.h.
6463 (add_to_evolution): Build constant -1 of correct type.
6465 2005-08-03 Jan Hubicka <jh@suse.cz>
6467 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
6468 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
6469 profile updating for complette unrolling.
6470 * loop-unroll.c (peel_loop_completely): Use it.
6471 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
6472 (tree_unroll_loops_completely): Disable code growing unrolling of cold
6475 2005-08-03 Paul Brook <paul@codesourcery.com>
6477 * combine.c (can_change_dest_mode): New function.
6478 (try_combine, simplify_set): Use it.
6480 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
6482 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
6485 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
6487 * doc/install.texi (Specific): Adjust link to openavr.org.
6488 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
6489 (Binaries): Adjust HP-UX Porting Center link.
6490 (Binaries): Adjust Free Software Foundation ordering link.
6492 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
6494 * convert.c (convert_to_integer): Use fold_build1 instead of
6495 build1 when converting an integer to an integer.
6497 2005-08-02 Richard Henderson <rth@redhat.com>
6499 * combine.c (combine_instructions): Don't use reg_equal/equiv
6500 results if the mode doesn't match.
6502 2005-08-02 Mark Mitchell <mark@codesourcery.com>
6504 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
6505 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
6507 2005-08-02 Richard Henderson <rth@redhat.com>
6510 * explow.c (memory_address): Remove special-case for
6511 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
6513 2005-08-02 Diego Novillo <dnovillo@redhat.com>
6516 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
6517 number of calls to cleanup_tree_cfg_1.
6519 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
6521 * doc/invoke.texi: document file extensions .F90 and .F95
6523 2005-08-02 Richard Guenther <rguenther@suse.de>
6525 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
6526 positive if its first argument is positive.
6528 2005-08-02 Richard Guenther <rguenther@suse.de>
6530 PR tree-optimization/23177
6531 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
6534 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
6536 PR tree-optimization/23129
6537 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
6538 varying for divisions with anti-ranges.
6540 2005-08-02 Jan Hubicka <jh@suse.cz>
6542 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
6543 * tree-ssa-threadupdate.c (thread_block): Add it here.
6545 2005-08-01 James E Wilson <wilson@specifix.com>
6547 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
6548 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
6549 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
6551 * config/mips/predicates.md (const_call_insn_operand): Add check for
6552 SYMBOL_REF_LONG_CALL_P.
6553 * doc/extend.texi (long_call): Document the new attribute.
6555 2005-08-01 Ian Lance Taylor <ian@airs.com>
6556 Richard Henderson <rth@redhat.com>
6558 * Makefile.in (RTL_BASE_H): Add real.h.
6559 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
6561 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
6563 * rtl.c (rtl_check_failed_code_mode): New.
6564 * rtl.h (struct rtx_def): Add u.rv.
6565 (XCMWINT, XCNMPRV): New.
6566 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
6567 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
6569 2005-08-01 Richard Henderson <rth@redhat.com>
6571 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
6572 with auto-inc codes.
6574 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
6576 2005-08-01 Jan Hubicka <jh@suse.cz>
6578 * i386-protos.h (asm_preferred_eh_data_format): Declare.
6579 * i386.c: Include dwarf2.h
6580 (asm_preferred_eh_data_format): New.
6581 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
6583 2005-08-01 Ian Lance Taylor <ian@airs.com>
6585 * config/host-linux.c (linux_gt_pch_get_address): Add new name
6586 randomize_va_space for virtual address randomization control.
6588 2005-08-01 Steven Bosscher <stevenb@suse.de>
6590 * common.opt (flag_ipa_cp): Put in right place to maintain
6593 2005-08-01 Jan Hubicka <jh@suse.cz>
6595 * profile.c (compute_value_histograms): Fix thinko.
6596 * value-prof.c: Include toplev.h
6597 (check_counter): New function.
6598 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6599 tree_mod_subtract_transform): Add sanity check.
6601 2005-08-01 Richard Guenther <rguenther@suse.de>
6603 PR tree-optimization/23133
6604 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
6605 current functions parameter decls to find defs to cse
6608 2005-08-01 Richard Guenther <rguenther@suse.de>
6610 PR tree-optimization/23109
6611 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
6612 If trapping math is in effect, use post-dominator information
6613 to check if we'd in any case reach a trapping point before
6614 doing the reciprocal insertion.
6615 (execute_cse_reciprocals): Compute post-dominators, if necessary.
6616 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
6617 expressions are invariant only if trapping math is not in effect.
6619 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6621 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
6622 cgraph_function_versioning): New declarations.
6623 * cgraphunit.c: Add include to ipa-prop.h.
6624 (update_call_expr, cgraph_copy_node_for_versioning,
6625 cgraph_function_versioning): New functions.
6626 * integrate.c (copy_decl_for_inlining): Remove.
6627 * ipa-prop.h (ipa_replace_map): New struct.
6628 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
6629 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
6630 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
6631 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
6632 ipcp_iterate_stage, ipcp_method_scale_print,
6633 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
6634 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
6635 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
6636 ipcp_update_bb_counts, ipcp_update_profiling,
6637 ipcp_update_edges_counts): New functions.
6638 (ipcp_method_cval_init): Remove restriction regarding local methods.
6639 (ipcp_init_stage): Add ipcp_method_compute_scale.
6640 (ipcp_insert_stage): Add versioning.
6641 (ipcp_structures_print): Add ipcp_method_scale_print.
6642 (ipcp_driver): Dump profiling info.
6643 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
6644 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
6645 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
6646 (struct inline_data): Add versioning_p, ipa_info, new fields.
6647 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
6648 declare_return_variable): Replace calls to copy_decl_for_inlining with
6650 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
6652 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
6653 Add argument VERSIONING.
6654 (copy_arguments_for_versioning, copy_static_chain,
6655 function_versionable_p, tree_versionable_function_p,
6656 tree_function_versioning, replace_ref_tree): New functions.
6657 * tree-inline.h: Include varray.h.
6658 (tree_versionable_function_p, tree_function_versioning,
6659 tree copy_decl_for_dup): New declarations.
6661 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6663 * ipa-cp.c: New file. Contains IPCP specific functionality.
6664 * ipa-prop.h: New file. Contains structures/definitions that can be
6665 used by several interprocedural data flow optimizations (and also IPCP).
6666 * ipa-prop.c: New file.
6667 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
6668 * common.opt: Add ipa-cp flag.
6669 * timevar.def: Add IPCP optimization.
6670 * tree-optimize.c (init_tree_optimization_passes): Schedule
6672 * tree-pass.h (pass_ipa_cp): Declare.
6674 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
6676 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
6677 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
6678 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
6679 config/i386/i386.c, config/mips/mips.h,
6680 config/rs6000/rs6000.h, config/sh/sh.c,
6681 config/stormy16/stormy16.c: Fix comment typos.
6683 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
6686 * c-typeck.c (build_binary_op): Use common_type wrapper on
6688 (common_type): Update comment.
6690 2005-07-31 Steven Bosscher <stevenb@suse.de>
6693 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
6694 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
6695 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
6697 2005-07-31 Jan Hubicka <jh@suse.cz>
6699 * pretty-print.h (pp_widest_integer): New macro.
6700 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
6703 2005-07-31 Jan Hubicka <jh@suse.cz>
6705 * output.h (enum section_category): Export from varasm.c
6706 (categorize_decl_for_section): Likewise.
6707 * varasm.c (enum section_category): Kill.
6708 (categorize_decl_for_section): Make global.
6709 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
6711 * i386.c (ix86_section_threshold): New static variable.
6712 (ix86_in_large_data_p, ix86_encode_section_info,
6713 x86_64_elf_unique_section,
6714 x86_64_elf_select_section): New functions.
6715 (TARGET_ENCODE_SECTION_INFO): Define
6716 (override_options): Enable medium model for PIC.
6717 (ix86_expand_prologue): Expand gen_set_got_rex64.
6718 (legitimate_constant_p): Handle new UNSPECs.
6719 (legitimate_pic_address_disp_p): Likewise.
6720 (legitimize_pic_address): Lower MEDIUM model addressing.
6721 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
6722 (enum cmodel): Add MEDIUM_PIC.
6723 (SYMBOL_REF_FAR_ADDR_P): New macro.
6724 (SYMBOL_FLAG_FAR_ADDR): New flag.
6725 * i386.md (movdi): Support medium model.
6726 (set_got_rex64): New pattern.
6727 * i386.opt (mlarge-data-threshold): New flag.
6728 * predicates.md (zext_operand/sext_operand): Deal with medium model.
6729 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
6730 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
6731 TARGET_ASM_UNIQUE_SECTION): New.
6733 * invoke.texi (-mlarge_data_threshold): Document
6735 2005-07-31 Jan Hubicka <jh@suse.cz>
6737 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
6738 (coalesce_vars): Likewise.
6739 * tree-ssa-live.c (coalesce_cost): New.
6740 (build_tree_conflict_graph): Use coalesce_cost.
6741 * tree-ssa-live.h (coalesce_cost): Declare.
6743 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
6745 * arm.md (all peepholes for post-increment operations): Delete.
6746 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
6747 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
6748 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
6749 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
6750 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
6752 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
6754 * fold-const.c (tree_expr_nonnegative_p): Always return true for
6757 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
6760 * doc/invoke.texi: Document -rdynamic.
6762 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
6765 * c-parser.c (c_parser_parms_list_declarator): Call
6766 mark_forward_parm_decls.
6767 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
6768 decls with visibility structure.
6770 2005-07-30 Paul Brook <paul@codesourcery.com>
6772 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
6774 2005-07-30 Paul Brook <paul@codesourcery.com>
6776 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
6778 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
6780 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
6782 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6785 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
6786 nested function declarators.
6787 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
6788 (grokparms): Call warn_if_shadowing for parameters used within the
6790 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
6791 not used within the parameter list.
6792 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
6794 2005-07-30 Jan Hubicka <jh@suse.cz>
6796 * expr.c (expand_expr_real_1): Do not load mem targets into register.
6797 * i386.c (ix86_fixup_binary_operands): Likewise.
6798 (ix86_expand_unary_operator): Likewise.
6799 (ix86_expand_fp_absneg_operator): Likewise.
6800 * optabs.c (expand_vec_cond_expr): Validate dest.
6802 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6805 * real.c (real_from_string): Also set last bit if there is a
6806 nonzero hex digit beyond GCC's internal precision after ".".
6808 2005-07-29 David Edelsohn <edelsohn@gnu.org>
6810 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
6811 define_constants. Change duplicate values to unassigned numbers.
6812 Change UNSPEC_SUBS to UNSPEC_VSUBS.
6813 (*altivec_vspltsf): New.
6814 (altivec_vperm_v4sf): Delete.
6815 (altivec_vperm_<mode>): Use mode macro V.
6816 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
6817 (altivec_predicate_v4sf): Delete.
6818 (altivec_predicate_<mode>): Use mode macro V.
6819 (*altivec_lvesfx): New.
6820 (*altivec_stvesfx): New.
6821 (vec_realign_load_v4sf): Delete.
6822 (vec_realign_load_<mode>): Use mode macro V.
6823 * config/rs6000/rs6000.c (generate_set_vrsave): Use
6826 2005-07-29 Mark Mitchell <mark@codesourcery.com>
6829 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
6831 * configure: Regenerated.
6833 2005-07-29 Paul Brook <paul@codesourcery.com>
6835 * doc/install.texi: Add link to GFortran binaries wiki page.
6837 2005-07-29 David Ung <davidu@mips.com>
6839 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
6840 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
6841 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
6842 * config/mips/mips.md (cpu): Add 5kf name.
6843 (includes): Includes 5k.md.
6844 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
6845 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
6848 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6851 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
6852 (cleanup_tree_cfg): ... here.
6853 Call cleanup_tree_cfg_1 until there are no more cleanups to
6856 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
6858 * tree-vrp.c (compare_range_with_value): Return true or false
6859 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
6860 EQ_EXPR respectively.
6862 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
6864 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
6867 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6869 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
6870 (tree_ssa_dominator_optimize): Increment it.
6871 (dump_dominator_optimization_stats): Print it.
6873 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
6874 Steven Bosscher <stevenb@suse.de>
6876 PR rtl-optimization/23117
6877 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
6878 when head == tail. Tidy comment.
6880 2005-07-28 Richard Henderson <rth@redhat.com>
6882 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
6883 * cselib.c (rtx_equal_for_cselib_p): Likewise.
6884 * jump.c (rtx_renumbered_equal_p): Likewise.
6885 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
6886 CONST_INT and CONST_DOUBLE.
6887 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
6888 * reload.c (operands_match_p): Special case CONST_INT and
6889 CONST_DOUBLE; check mode earlier.
6891 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6894 * c-typeck.c (convert_for_assignment): Do not check
6895 DECL_IN_SYSTEM_HEADER on NULL fundecl.
6897 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6900 * c-typeck.c (composite_type): Prefer constant size arrays to
6903 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6906 * real.c (real_from_string): Set last bit if there is a nonzero
6907 hex digit beyond GCC's internal precision.
6909 2005-07-28 Richard Henderson <rth@redhat.com>
6912 * cfgcleanup.c (try_forward_edges): Watch out for end of
6915 2005-07-28 James E Wilson <wilson@specifixinc.com>
6918 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
6920 2005-07-28 Jan Hubicka <jh@suse.cz>
6922 * Makefile.in (rtl-profile.o): Kill all traces of it.
6923 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
6924 * coverage.h (rtl_coverage_counter_ref): Kill.
6925 * opts.c (flag_speculative_prefetching_set): Kill.
6926 (flag_loop_optimize_set): New.
6927 (common_handle_option): Disable loop optimizer when profiling;
6928 do not handle speculative prefetching.
6929 * passes.c (init_optimization_passes): Replace pass_profiling combo
6930 by branch_prob pass.
6931 * profile.c (compute_value_histograms): Update for simplified value
6933 (rtl_register_profile_hooks): Kill.
6934 (pass_profiling): Kill.
6935 (rest_of_handle_branch_prob): Do not profile.
6936 * toplev.c (process_options): Remove speculative prefetching.
6937 * toplev.h (flag_tree_based_profiling): Kill.
6938 * tree-profile.c (prepare_instrumented_value,
6939 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6940 tree_gen_one_value_profiler, do_tree_profiling): Update for
6941 simplified datastructures.
6942 * value-prof.c: Add comment that speculative prefetching was dropped;
6943 update rest of file for simplified datastructures.
6944 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
6945 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
6946 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
6947 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
6948 rtl_mod_subtract, gen_speculative_prefetch,
6949 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
6950 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
6951 (gate_handle_value_profile_transformations,
6952 rest_of_handle_value_profile_transformations,
6953 pass_value_profile_transformations): Kill.
6954 * value-prof.h (histogram_value_t): Remove IL based unions.
6955 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
6956 rtl_profile_hooks): Remove hooks.
6958 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
6960 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
6961 (cgraph_clone_node): Likewise.
6962 * cgraph.h (cgraph_clone_edge): Update prototype.
6963 (cgraph_clone_node): Likewise.
6964 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
6966 (lookup_recursive_calls): Consider profile.
6967 (cgraph_decide_recursive_inlining): Fix updating; use new
6968 probability argument; use profile.
6969 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
6970 * tree-inline.c (copy_bb): Update clal of clone_edge.
6971 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
6973 * invoke.texi (min-inline-recursive-probability): Document.
6975 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
6977 * doc/install.texi (Configuration): Update Valgrind homepage.
6979 2005-07-28 Richard Henderson <rth@redhat.com>
6982 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
6983 labels we want to delete.
6984 (cfg_layout_merge_blocks): Likewise.
6986 2005-07-28 Richard Henderson <rth@redhat.com>
6989 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
6990 when expanding to nothing.
6992 2005-07-28 Josh Conner <jconner@apple.com>
6994 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
6995 (cgraph_decide_inlining_of_small_functions): Likewise.
6997 2005-07-28 Josh Conner <jconner@apple.com>
6999 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
7000 direction of badness if negative.
7001 (cgraph_default_inline_p): Add reason to parameters, and assign it
7003 (cgraph_decide_inlining_of_small_functions): New parameter in call
7004 to cgraph_default_inline_p.
7005 (cgraph_decide_inlining_incrementally): Likewise.
7006 * cgraphunit.c (decide_is_function_needed): Likewise.
7007 * cgraph.h (cgraph_default_inline_p): Likewise.
7009 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7011 * builtins.c: Fix comment typo(s).
7012 * genautomata.c: Likewise.
7013 * gimplify.c: Likewise.
7014 * tree-dfa.c: Likewise.
7015 * tree-flow-inline.h: Likewise.
7016 * tree-into-ssa.c: Likewise.
7017 * tree-ssa-alias.c: Likewise.
7018 * tree-ssa-ccp.c: Likewise.
7019 * tree-ssa-copy.c: Likewise.
7020 * tree-ssa-dce.c: Likewise.
7021 * tree-ssa-dom.c: Likewise.
7022 * tree-ssa-operands.c: Likewise.
7023 * tree-tailcall.c: Likewise.
7024 * tree-vectorizer.c: Likewise.
7025 * tree-vrp.c: Likewise.
7028 2005-07-28 Jeff Law <law@redhat.com>
7030 * tree-vrp.c (test_for_singularity): Extracted from ...
7031 (simplify_cond_using_ranges): Attempt to simplify a relational
7032 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
7034 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
7036 PR tree-optimization/22506
7037 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
7038 phis whose argument is constant.
7040 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
7042 PR rtl-optimization/18992
7043 Back out this patch:
7044 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7045 PR optimization/12142
7046 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
7047 uses of the register in the SET_SRC. Remove unnecessary argument.
7049 Replace it with this:
7050 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
7051 if flag_non_call_exceptions is set and the insn may trap, pass
7052 pc_rtx as dest for recursion.
7053 In SET_SRC part of SET case, if dest is already set, pass it down
7056 2005-07-28 Jan Hubicka <jh@suse.cz>
7058 * cfg.c (update_bb_profile_for_threading): Use RDIV.
7059 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
7060 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
7062 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
7063 profile when available.
7065 2005-07-28 Jan Beulich <jbeulich@novell.com>
7067 * config/ia64/ia64.c (ia64_load_pair_ok): New.
7068 (ia64_print_operand): Describe and handle 'X'.
7069 (ia64_register_move_cost): Also handle FP_REGS.
7070 (ia64_preferred_reload_class): Likewise.
7071 (ia64_secondary_reload_class): Likewise.
7072 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
7073 it. Also check for ITANIUM_CLASS_FLDP.
7074 * config/ia64/ia64.h (FP_REGNO_P): New.
7075 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
7076 (reg_class): Add FP_REGS.
7077 (REG_CLASS_NAMES): Adjust for it.
7078 (REG_CLASS_CONTENTS): Likewise.
7079 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
7080 (REG_CLASS_FROM_LETTER): Handle 'x'.
7081 (CLASS_MAX_NREGS): Handle FP_REGS.
7082 (MEMORY_MOVE_COST): Likewise.
7083 * config/ia64/ia64.md (itanium_class): Add fldp.
7084 (type): Handle fldp.
7085 (movti_internal): More allowable operand combinations. Use ldfp8 when
7086 splitting unnecessary. Remove predicable attribute. Adjust
7087 itanium_class attribute.
7088 (smuldi3_highpart): Remove outdated comment.
7089 (mulditi3, umulditi3, rotlti3): New expanders.
7090 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
7091 (absti2): Disabled new insn for future reference.
7092 Respective new splitters.
7093 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
7094 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
7095 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
7097 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
7099 PR rtl-optimization/23047
7100 * simplify-rtx.c (simplify_const_relational_operation): Respect
7101 flag_wrapv for comparisons with ABS.
7103 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
7105 PR tree-optimization/22493
7106 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
7107 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
7109 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
7111 * config/frv/frv.opt (moptimize-membar): New.
7113 * doc/invoke.texi: Document -moptimize-membar and its inverse.
7115 * config/frv/frv.h: Remove machine_function definition.
7117 * config/frv/frv.c (struct frv_io): New.
7118 (struct machine_function): Moved from frv.h. Add has_membar_p.
7119 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
7120 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
7121 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
7122 (frv_optimize_membar_global, frv_optimize_membar): New functions.
7123 (frv_reorg): Call frv_optimize_membar when appropriate.
7124 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
7125 (frv_expand_builtin): Adjust calls accordingly.
7126 (frv_io_address_cookie): New function.
7127 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
7128 load or store rather than a special insn. Add ccnstant address and
7129 io-type operands to the membar.
7130 (frv_ifcvt_modify_tests): Unsign regno.
7131 (frv_ifcvt_modify_tests): Same.
7133 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
7134 UNSPEC_OPTIONAL_MEMBAR constant.
7135 (builtin_read_<mode>): Delete.
7136 (builtin_write_<mode>): Delete.
7137 ("optional_membar_<mode>"): Add operand.
7139 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
7140 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
7141 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
7142 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
7143 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
7144 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
7145 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
7146 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
7147 * testsuite/gcc.target/frv/all-read-write-1.c: New.
7149 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
7151 * df.c (df_uses_record): Handle SCRATCH.
7153 2005-07-28 Steven Bosscher <stevenb@suse.de>
7156 * passes.c (rest_of_decl_compilation): If decl is a type and
7157 we have encountered errors, don't emit debug information.
7159 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
7161 * params.def: Fixed comment.
7163 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
7166 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
7167 (TARGET_ASM_UNALIGNED_HI_OP): Add.
7168 (TARGET_ASM_UNALIGNED_SI_OP): Add.
7170 2005-07-27 Steven Bosscher <stevenb@suse.de>
7173 * varasm.c (assemble_start_function): Don't do anything that may
7174 require a CFG if the current function is a thunk.
7176 2005-07-25 Geoffrey Keating <geoffk@apple.com>
7178 * doc/install.texi (Prerequisites): Mention that perl is needed
7179 to do export control in libstdc++ targetting Darwin.
7181 2005-07-27 Steven Bosscher <stevenb@suse.de>
7183 PR rtl-optimization/17808
7184 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
7185 (sched_insns_conditions_mutex_p): Split out from...
7186 (add_dependence): ...here. But don't call it from here.
7187 (add_dependence_list): Check sched_insns_conditions_mutex_p
7188 before calling add_dependence.
7189 (add_dependence_list_and_free): Likewise.
7190 (fixup_sched_groups): Likewise.
7191 (sched_analyze_1): Likewise.
7192 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
7193 (sched_analyze): Likewise.
7194 (sched_analyze_insn): Likewise.
7195 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7196 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
7197 dependencies on all COND_EXEC insns to jumps ending basic blocks
7198 when doing intrablock scheduling.
7199 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
7201 2005-07-27 Jeff Law <law@redhat.com>
7203 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
7204 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
7205 equivalency sets, correctly handle the case were vr0 has an
7206 equivalency set, but vr1 does not.
7208 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
7210 PR tree-optimization/23073
7211 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
7212 vect_print_dump_info before fprintf.
7214 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7216 PR tree-optimize/22348
7217 * tree-ssa-loop-niter.c (number_of_iterations_cond):
7218 Fold the partial computation.
7220 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7222 PR tree-optimization/22325
7223 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
7225 * tree-scalar-evolution.c (scev_const_prop): Add generic final
7227 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
7228 (force_var_cost): ... this function.
7229 (compute_phi_arg_on_exit): Export.
7231 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7233 PR tree-optimization/20773
7234 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
7237 2005-07-27 Richard Guenther <rguenther@suse.de>
7239 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
7240 Avoid pushing again if current struct contains only
7241 fields we decomposed.
7243 2005-07-27 Jan Hubicka <jh@suse.cz>
7245 PR tree-optimization/22574
7246 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
7249 * tree-tailcall.c (decrease_profile): New function.
7250 (eliminate_tail_call): Use it.
7252 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
7253 visibility flags correctly in whole program mode.
7255 2005-07-26 Steve Ellcey <sje@cup.hp.com>
7257 PR rtl-optimization/22472
7258 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
7260 2005-07-26 Steven Bosscher <stevenb@suse.de>
7262 PR tree-optimization/22504
7263 * tree-complex.c (expand_complex_addition): Use 'code' instead
7264 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
7266 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
7268 * config.gcc (cpu_type): Add frv case.
7269 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
7270 (supported_defaults): Add fr550 case.
7272 2005-07-26 Diego Novillo <dnovillo@redhat.com>
7275 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
7276 whether a pointer of type T * may point to objects of type T *.
7278 2005-07-26 DJ Delorie <dj@redhat.com>
7280 * configure: Regenerate.
7282 2005-07-26 Dale Johannesen <dalej@apple.com>
7284 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
7286 2005-07-26 Mark Mitchell <mark@codesourcery.com>
7288 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
7289 Clarify use of "build" in name.
7291 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
7293 * doc/extend.texi (Raw read/write Functions): New section.
7294 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
7295 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
7296 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
7297 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
7298 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
7299 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
7300 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
7301 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
7302 * config/frv/frv.c: Add bdesc_loads global.
7303 Add bdesc_stores global.
7304 (frv_init_builtins): Add support for __builtin_{read/write}*.
7305 (frv_volatile_memref): New.
7306 (frv_expand_load_builtin): New.
7307 (frv_expand_store_builtin): New.
7308 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
7309 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
7310 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
7311 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
7312 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
7313 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
7314 (builtin_read_<mode>): New.
7315 (builtin_write_<mode>): New.
7316 (builtin_write64): New.
7317 (optional_membar_<mode>): New.
7319 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
7321 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
7322 (rather than units) against HOST_BITS_PER_WIDE_INT.
7324 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
7326 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
7327 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
7328 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
7329 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
7332 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
7333 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
7334 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
7336 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
7338 2005-07-26 Richard Guenther <rguenther@suse.de>
7340 PR tree-optimization/22486
7341 * fold-const.c (fold_unary): Fold away useless component
7342 references of the form (T *)&T.x, if the address
7345 2005-07-25 James E Wilson <wilson@specifixinc.com>
7347 * dwarf2out.c (add_call_src_coords_attributes): New.
7348 (gen_inlined_subroutine_die): Call it.
7349 (maybe_emit_file, init_file_table): Add comments.
7350 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
7352 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
7353 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
7354 * tree.h (BLOCK_SOURCE_LOCATION): New.
7355 (struct tree_block): New field locus.
7357 2005-07-26 Andreas Schwab <schwab@suse.de>
7359 PR rtl-optimization/23043
7360 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
7361 when allocating a struct unoccr.
7363 2005-07-25 Richard Henderson <rth@redhat.com>
7366 * tree-complex.c (gate_no_optimization): True if errors.
7367 * Makefile.in (tree-complex.o): Update dependencies.
7369 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
7371 * config/frv/predicates.md (integer_register_operand): Use
7374 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
7377 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
7379 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
7381 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
7383 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
7384 types when flag_unsafe_math_optimizations is true.
7386 2005-07-25 Mark Mitchell <mark@codesourcery.com>
7388 * gcc.c (option_map): Add --sysroot.
7389 (process_command): Handle --sysroot.
7390 (display_help): Document it.
7391 * doc/cppopts.tex (-isysroot): Document.
7392 * doc/invoke.texi (--sysroot): Document.
7393 * doc/install.texi (--with-build-sysroot): Document.
7395 * Makefile.in (inhibit_libc): New variable.
7396 (INHIBIT_LIBC_CFLAGS): Likewise.
7397 (LIBGCC2_CFLAGS): Include
7398 $(INHIBIT_LIBC_CFLAGS).
7399 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
7400 ($(T)crtbegin.o): Do not use @inhibit_libc@.
7401 ($(T)crtend.o): Likewise.
7402 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
7403 ($(T)crtendS.o): Likewise.
7404 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
7405 ($(T)crtendT.o): Likewise.
7406 (stmp-fixinc): Do not complain about missing headers if
7408 * configure.ac (inhibit_libc): Set it to true/false.
7409 (--with-build-sysroot): New option. Use it to set
7411 * configure: Regenerated.
7413 2005-07-25 Manfred Hollstein <mh@suse.com>
7415 * calls.c (store_one_arg): Fix unsigned comparison warning.
7417 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7420 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
7421 (ggc_print_statistics): Initialize variable before use.
7423 2005-07-25 Richard Guenther <rguenther@suse.de>
7425 * tree-dfa.c (mark_new_vars_to_rename): Protect against
7426 calling with a PHI_NODE argument.
7428 * tree-flow-inline.h (overlap_subvar): Protect against
7431 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
7433 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
7434 * configure: Regenerate.
7436 2005-07-25 Ira Rosen <irar@il.ibm.com>
7438 * expr.c (highest_pow2_factor): Make extern.
7439 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
7440 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
7441 record_array_differ_p, array_ptr_differ_p): Likewise.
7442 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
7443 additional cases. Call the above functions.
7444 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
7445 base_object_differ_p when there are two base objects. Otherwise, compare
7446 base address and offset. Call may_alias_p.
7447 (dump_data_reference): Use a correct field name.
7448 (analyze_array): Make static. Initialize new data-ref fields.
7449 (analyze_indirect_ref): New function.
7450 (init_data_ref): Initialize new data-ref fields.
7451 (strip_conversion): Moved from tree-vect-analyze.c.
7452 (analyze_offset_expr, get_ptr_offset, address_analysis,
7453 object_analysis): Likewise.
7454 (analyze_offset): New function.
7455 (create_data_ref): Likewise.
7456 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
7457 dimensions for ARRAY_REFs only.
7458 (build_classic_dist_vector): Make static.
7459 (access_functions_are_affine_or_constant_p): Call macro to get the
7460 address of access functions.
7461 (compute_all_dependences): Add new parameter
7462 compute_self_and_read_read_dependences. Compute self and read-read
7463 dependences if it is true.
7464 (find_data_references_in_loop): Call create_data_ref. Initialize new
7466 (compute_data_dependences_for_loop): Add new parameter
7467 compute_self_and_read_read_dependences. Remove parameter nb_loops,
7468 compute nb_loops. Call compute_all_dependences,
7469 build_classic_dist_vector and build_classic_dir_vector with correct
7471 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
7472 with correct parameters. Compare dimensions for ARRAY_REFs only.
7473 (free_data_refs): Call macro to free access functions.
7474 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
7475 fields from stmt_vinfo.
7476 (struct base_object_info): New structure.
7477 (struct data_reference): Move fields to base_object_info. Add fields
7478 first_location and object_info for above structures. Move fields from
7479 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
7480 aligned_to. Add macros to access the new fields.
7481 Update functions declarations.
7482 * tree-flow.h (is_aliased_with): Declare.
7483 * tree-loop-linear.c (linear_transform_loops): Call
7484 compute_data_dependences_for_loop with correct parameters.
7485 * tree-ssa-alias.c (is_aliased_with): New function.
7486 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
7487 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
7488 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
7489 vect_base_addr_differ_p, compute_subscript_distance and
7490 build_classic_dist_vector. Add printings. Check absolute value of
7492 (vect_analyze_data_ref_dependences): Go through ddrs instead of
7494 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
7495 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
7496 to bytes. Add printing.
7497 (vect_compute_data_refs_alignment): Go through loads and stores in one
7499 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
7500 vect_analyze_data_ref_access): Likewise.
7501 (vect_analyze_pointer_ref_access): Remove.
7502 (vect_address_analysis, vect_object_analysis): Likewise.
7503 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
7504 and analyze data-refs in the loop.
7505 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
7506 fields of data-ref instead of stmt. Add init to the offset from the
7508 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
7509 (vect_update_init_of_dr): Likewise.
7510 (vect_update_inits_of_drs): Go through loads and stores in one loop.
7511 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
7513 (new_loop_vec_info): Initialize new fields.
7514 (destroy_loop_vec_info): Free new fields.
7515 (vect_strip_conversion): Remove.
7516 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
7517 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
7518 datarefs. Add new field ddrs.
7519 Add macros for the new fields access.
7520 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
7521 base_aligned_p, misalignment, memtag, ptr_info and subvars.
7522 Remove their macros.
7523 * tree.h (highest_pow2_factor): Declare.
7525 2005-07-25 Jakub Jelinek <jakub@redhat.com>
7527 * calls.c (store_one_arg): Check for sibling call MEM arguments
7528 from already clobbered incoming argument area.
7530 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7532 * c-common.c (check_missing_format_attribute): New.
7533 * c-common.h (check_missing_format_attribute): Likewise.
7534 * c-typeck.c (convert_for_assignment): Use it.
7536 2005-07-24 Andreas Schwab <schwab@suse.de>
7538 * config/m68k/m68k.md ("extendqidi2"): When source is an address
7539 register use a word move. Correct operand of ext.w in 68000 code.
7541 2005-07-23 Mark Mitchell <mark@codesourcery.com>
7543 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
7544 variables as declarations, rather than definitions.
7546 2005-07-24 Ira Rosen <irar@il.ibm.com>
7548 PR tree-optimization/22526
7549 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
7552 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7554 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
7555 that C99 reserve for future use. Use it to define clog10,
7556 clog10f and clog10l.
7558 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7560 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
7561 * configure.ac: Check for -Wmissing-format-attribute.
7563 * configure: Regenerate.
7565 2005-07-23 Richard Henderson <rth@redhat.com>
7567 PR tree-optimization/22623
7568 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
7570 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
7573 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
7575 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7577 * Makefile.in (C_TREE_H): Update dependencies.
7578 * c-tree.h: Include toplev.h.
7579 * diagnostic.h (diagnostic_set_info): Add format attribute.
7580 * rtl-error.c (diagnostic_for_asm): Likewise.
7582 2005-07-23 Chao-ying Fu <fu@mips.com>
7584 * config/mips/mips-dsp.md: New file.
7585 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
7586 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
7588 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
7589 MIPS_BUILTIN_BPOSGE32.
7590 (mips_expand_builtin_direct): Add one parameter to indicate that
7591 builtin functions need to return a value.
7592 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
7594 (mips_regno_to_class): Add classes for 12 new DSP registers.
7595 (mips_subword): Change to check four HI registers.
7596 (mips_output_move): Output move to and from 6 new DSP accumulators.
7597 (override_options): Make sure -mdsp and -mips16 are not used together.
7598 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
7600 (mips_conditional_register_usage): Disable 6 new DSP accumulators
7602 (print_operand): Add 'q' for printing DSP accumulators.
7603 (mips_cannot_change_mode_class): Check ACC_REGS.
7604 (mips_secondary_reload_class): Check ACC_REGS.
7605 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
7606 (mips_register_move_cost): Check ACC_REGS.
7607 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
7608 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
7609 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
7610 (dsp_bdesc): New array.
7611 (bdesc_arrays): Add DSP builtin function table.
7612 (mips_prepare_builtin_arg): Check predicate again after
7614 (mips_expand_builtin): Add one more parameter to
7615 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
7616 MIPS_BUILTIN_BPOSGE32.
7617 (mips_init_builtins): Initialize new function types.
7618 (mips_expand_builtin_direct): Check if builtin functions need to
7619 return a value and pass operands properly.
7620 (mips_expand_builtin_bposge): New function.
7621 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
7622 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
7623 (FIRST_PSEUDO_REGISTER): Increase to 188.
7624 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
7625 Update for 12 new DSP registers.
7626 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
7627 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
7628 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
7629 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
7630 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
7631 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
7632 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
7633 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
7634 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
7635 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
7636 (REGISTER_NAMES): Add names for 12 new DSP registers.
7637 * config/mips/mips.md: Include mips-dsp.md.
7638 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
7639 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
7640 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
7641 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
7642 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
7643 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
7644 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
7645 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
7646 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
7647 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
7648 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
7649 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
7650 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
7651 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
7652 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
7653 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
7654 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
7655 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
7656 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
7657 (UNSPEC_RDDSP): New constants.
7658 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
7659 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
7661 * config/mips/mips.opt (-mdsp): New option.
7662 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
7663 (reg_imm10_operand): New predicates.
7664 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
7665 * doc/invoke.texi (-mdsp): Document new option.
7667 2005-07-22 DJ Delorie <dj@redhat.com>
7669 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
7671 * tree-inline.c (inlinable_function_p): Likewise.
7673 2005-07-22 Mark Mitchell <mark@codesourcery.com>
7676 * toplev.c (check_global_declarations): Do not mark undefined
7677 variables as DECL_IGNORED_P.
7678 * varasm.c (first_global_object_name): GTY it.
7679 (weak_global_object_name): Likewise.
7680 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
7681 a string to go into {weak,first}_global_object_name.
7683 2005-07-22 DJ Delorie <dj@redhat.com>
7685 * c-format.c (check_function_format): Change warning control
7686 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
7688 2005-07-22 Diego Novillo <dnovillo@redhat.com>
7690 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
7691 &PTR->FLD a dereference of PTR.
7692 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
7693 a potential dereference of PTR.
7695 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
7697 PR rtl-optimization/20370
7698 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
7699 call allocate_reg_info if necessary.
7701 PR rtl-optimization/21848
7702 * calls.c (emit_library_call_value_1): For const functions, add
7703 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
7705 PR rtl-optimization/22445
7706 * cselib.c (target.h): Include.
7707 (rtx_equal_for_cselib_p): Allow commutative matches.
7708 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
7709 Remove MODE parameter. Changed all callers.
7711 PR rtl-optimization/22258
7712 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
7714 (try_combine): Use likely_spilled_retval_p.
7716 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
7718 * config.gcc: Add crx-elf support.
7720 * doc/contrib.texi: Mention crx.
7721 * doc/extend.texi: Document crx extensions.
7722 * doc/install.texi: Document crx install.
7723 * doc/invoke.texi: Document crx options.
7724 * doc/md.texi: Document crx constraints.
7726 * config/crx/crx-protos.h: New file.
7727 * config/crx/crx.c: New file.
7728 * config/crx/crx.h: New file.
7729 * config/crx/crx.md: New file.
7730 * config/crx/crx.opt: New file.
7731 * config/crx/t-crx: New file.
7733 2005-07-22 Manfred Hollstein <mh@suse.com>
7735 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
7737 (int_add_graph_edge): Likewise.
7738 (collapse_nodes): Likewise.
7739 (process_unification_queue): Likewise.
7741 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7742 Laurent GUERBY <laurent@guerby.net>
7744 PR tree-optimization/22336
7745 * function.c (record_block_change): Check for
7746 cfun->ib_boundaries_block.
7748 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
7750 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
7751 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
7753 2005-07-21 DJ Delorie <dj@redhat.com>
7755 * toplev.c (warn_deprecated_use): Add warning control to warning
7757 * c-typeck.c (parser_build_binary_op): Likewise.
7758 (c_finish_if_stmt): Likewise.
7759 * c-common.c (check_function_sentinel): Likewise.
7760 (check_nonnull_arg): Likewise.
7762 2005-07-21 Richard Henderson <rth@redhat.com>
7765 * tree-complex.c (complex_ssa_name_components): New.
7766 (cvc_lookup): Allow entry not found.
7767 (create_components): Remove.
7768 (create_one_component_var, get_component_var): New.
7769 (get_component_ssa_name, set_component_ssa_name): New.
7770 (extract_component): Use get_component_ssa_name.
7771 (update_complex_components): Use set_component_ssa_name.
7772 (update_complex_components_on_edge): Likewise.
7773 (update_phi_components): Create new PHI nodes directly, instead
7774 of adding insns to edges.
7775 (tree_lower_complex): Allocate and free complex_variable_components
7776 and complex_ssa_name_components here.
7778 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
7780 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
7781 revert to returning false.
7783 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7786 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
7788 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7791 * config/i386/i386.md (cmpxf): Change operand constraints
7792 to "nonmemory_operand".
7794 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7796 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
7798 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7801 * fold-const.c (fold_build1): Add checksum for the operands.
7802 (fold_build2): Likewise.
7803 (fold_build3): Likewise.
7805 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7808 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
7810 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7812 * common.opt (-fforward-propagate): Committed by mistake,
7815 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7817 * reg-stack.c: Fix comment typo(s).
7818 * tree-ssa-operands.c: Likewise.
7819 * tree-vectorizer: Likewise.
7821 2005-07-21 Nick Clifton <nickc@redhat.com>
7823 * config/sh/symbian.c: Replace C++ style line comments with C
7824 style line comments.
7825 (symbian_add_attribute): Do not use a ? operator on the LHS of
7827 (sh_symbian_handle_dll_attribute): Change the type of the
7828 method vector to "VEC(tree,gc)*" and use vector accessor
7829 macros to walk over the elements.
7830 (symbian_export_vtable_and_rtti_p): Likewise.
7831 (symbian_class_needs_attribute_p): Likewise.
7833 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7836 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
7837 initialize targetm.resolve_overloaded_builtin here.
7838 (altivec_expand_overloaded_builtin): Make it non-static.
7839 * config/rs6000/rs6000-protos.h
7840 (altivec_expand_overloaded_builtin): New prototype.
7841 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
7842 targetm.resolve_overloaded_builtin here.
7843 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
7845 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7846 Zdenek Dvorak <dvorakz@suse.cz>
7848 PR tree-optimization/19210
7849 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
7851 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
7852 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
7853 rely on unproven assumptions.
7854 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
7855 * tree-flow.h (number_of_iterations_exit): Add final parameter.
7856 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
7857 to number_of_iterations_exit.
7858 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
7859 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
7860 * tree-ssa-loop-niter.c (find_loop_niter,
7861 estimate_numbers_of_iterations_loop): Likewise.
7862 (number_of_iterations_exit): Honor the new options.
7863 * doc/invoke.texi (Wunsafe-loop-optimizations,
7864 funsafe-loop-optimizations): Document them.
7866 2005-07-21 Richard Sandiford <richard@codesourcery.com>
7868 PR rtl-optimization/22167
7869 * gcse.c (hoist_code): Fix hoist_exprs[] check.
7871 2005-07-20 Adam Nemet <anemet@lnxw.com>
7873 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
7874 __do_global_dtors_aux longcall.
7876 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
7878 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
7879 (old_special_pred_table): Don't reference
7880 SPECIAL_MODE_PREDICATES.
7881 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
7882 * config/arc/arc.h: Don't mention PREDICATE_CODES.
7883 * config/sh/predicates.h: Don't mention
7884 SPECIAL_MODE_PREDICATES.
7885 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
7888 2005-07-20 DJ Delorie <dj@redhat.com>
7890 * config.gcc: Add m32c-elf support.
7892 * doc/contrib.texi: Mention m32c.
7893 * doc/extend.texi: Document m32c extensions.
7894 * doc/install.texi: Mention m32c.
7895 * doc/invoke.texi: Document m32c options.
7896 * doc/md.texi: Document m32c constraints.
7898 * config/m32c/addsub.md: New file.
7899 * config/m32c/bitops.md: New file.
7900 * config/m32c/cond.md: New file.
7901 * config/m32c/jump.md: New file.
7902 * config/m32c/m32c-lib1.S: New file.
7903 * config/m32c/m32c-lib2.c: New file.
7904 * config/m32c/m32c-modes.def: New file.
7905 * config/m32c/m32c-pragma.c: New file.
7906 * config/m32c/m32c-protos.h: New file.
7907 * config/m32c/m32c.abi: New file.
7908 * config/m32c/m32c.c: New file.
7909 * config/m32c/m32c.h: New file.
7910 * config/m32c/m32c.md: New file.
7911 * config/m32c/m32c.opt: New file.
7912 * config/m32c/minmax.md: New file.
7913 * config/m32c/mov.md: New file.
7914 * config/m32c/muldiv.md: New file.
7915 * config/m32c/predicates.md: New file.
7916 * config/m32c/prologue.md: New file.
7917 * config/m32c/shift.md: New file.
7918 * config/m32c/t-m32c: New file.
7920 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7922 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7923 (stack_protect_set, stack_protect_test): New expanders.
7924 (stack_protect_set_si, stack_protect_set_si_media,
7925 stack_protect_set_di_media, stack_protect_test_si,
7926 stack_protect_test_si_media, stack_protect_test_di_media):
7929 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
7931 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
7933 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
7935 * tree.h (tree_expr_nonzero_p): Export.
7936 * fold-const.c (tree_expr_nonzero_p): Likewise.
7937 Return true for CALL_EXPRs that are alloca calls.
7938 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
7940 * tree-flow.h (expr_computes_nonzero): Remove.
7941 * tree-vrp.c (expr_computes_nonzero): Remove.
7942 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
7943 (extract_range_from_unary_expr): Likewise.
7944 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
7945 tree_expr_nonzero_p.
7947 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
7949 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
7950 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
7951 extra arg "picreg" and use it instead of pic_offset_table_rtx.
7952 All callers changed.
7953 (frame_related_constant_load): New arg "related" which controls
7954 setting of RTX_FRAME_RELATED_P. All callers changed.
7955 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
7956 (bfin_expand_prologue): Add stack limit checking.
7957 * config/bfin/bfin.md (trapifcc): New pattern.
7959 * config/bfin/bfin.c: Include "langhooks.h".
7960 (def_builtin): Go through lang_hooks to call builtin_function.
7962 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
7963 * config/bfin/predicates.md (symbol_ref_operand): New.
7964 (call_insn_operand): Delete. All callers changed to use
7965 register_no_elim_operand.
7966 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
7968 (function_arg): Use it to generate the call's operand 2.
7969 (bfin_longcall_p): New function.
7970 (bfin_expand_call): Extra arg "cookie". All callers and declaration
7971 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
7972 determine if the address needs to be in a REG.
7973 (bfin_handle_longcall_attribute): New function.
7974 (bfin_attribute_table): Add "longcall" and "shortcall".
7975 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
7976 (CUMULATIVE_ARGS): New member call_cookie.
7977 (PREDICATE_CODES): Add symbol_ref_operand.
7978 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
7979 extra USE to the pattern.
7980 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
7981 New patterns, split off call_insn, sibcall_insn, call_value_insn and
7982 sibcall_value_insn; now the new patterns handle direct calls and the
7983 old ones indirect calls.
7984 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
7986 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7988 * doc/trouble.texi: Update section on handling of empty loops.
7990 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
7992 * config.gcc: Remove support for sparc-*-openbsd*,
7993 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
7995 * config.host: Remove support for i860-*-sysv4* as a host.
7996 * config/i860/*, config/ip2k/*, config/ns32k/*,
7997 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
7998 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
7999 mention obsolete ports.
8001 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
8003 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
8005 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
8006 of frame_pointer_rtx.
8007 (sh_expand_epilogue): Likewise.
8008 (sh_set_return_address): Likewise.
8009 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
8010 instead of FRAME_POINTER_REGNUM if needed. Add elimination
8011 offsets from FRAME_POINTER_REGNUM.
8012 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
8013 (sh_register_names): Add initializer for sfp.
8014 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
8015 (VALID_REGISTER_P): Likewise.
8016 (FIRST_PSEUDO_REGISTER): Update.
8017 (DWARF_FRAME_REGISTERS): Define.
8018 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
8019 (HARD_FRAME_POINTER_REGNUM): Define.
8020 (FRAME_POINTER_REGNUM): Redefine.
8021 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
8022 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
8023 from FRAME_POINTER_REGNUM.
8024 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
8025 FRAME_POINTER_REGNUM.
8026 (REG_CLASS_CONTENTS): Add sfp.
8027 (REG_ALLOC_ORDER): Likewise.
8028 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
8029 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
8030 of frame_pointer_rtx.
8031 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8033 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
8035 * fold-const.c (tree_expr_nonnegative_p): Only return true for
8036 ABS_EXPR when flag_wrapv is false because of INT_MIN.
8037 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
8039 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
8042 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
8044 Make CONSTRUCTOR use VEC to store initializers.
8045 * c-common.c (complete_array_type): Update to cope with VEC in
8047 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
8048 (pp_c_constructor_elts): New function.
8049 * c-pretty-print.h (pp_c_constructor_elts): Declare.
8050 * c-typeck.c (build_function_call, build_c_cast, digest_init,
8051 struct constructor_stack, struct initializer_stack,
8052 constructor_elements, push_init_level, pop_init_level,
8053 add_pending_init, find_init_member, output_init_element): Update to
8054 cope with VEC in CONSTRUCTOR_ELTS.
8055 * coverage.c (build_fn_info_value, build_ctr_info_value,
8056 build_gcov_info): Likewise.
8057 * expr.c (categorize_ctor_elements_1, store_constructor,
8058 expand_expr_real_1): Likewise.
8059 * fold-const.c (fold_ternary): Likewise.
8060 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
8061 gimplify_init_constructor, gimplify_expr): Likewise.
8062 * tree-dump.c (dequeue_and_dump): Likewise.
8063 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
8065 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
8067 * tree-sra.c (generate_element_init_1): Likewise.
8068 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8069 * tree-ssa-operands.c (get_expr_operands): Likewise.
8070 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
8071 * tree-vect-transform.c (vect_get_vec_def_for_operand):
8072 (get_initial_def_for_reduction): Likewise.
8073 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
8074 value handle in annotations.
8075 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
8076 tree_node_structure): Add support for constr_kind.
8077 (build_vector_from_ctor, build_constructor_single,
8078 build_constructor_from_list): New functions.
8079 (build_constructor): Update to take a VEC instead of a TREE_LIST.
8080 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
8081 Update to cope with VEC in CONSTRUCTOR_ELTS.
8082 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
8083 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
8084 CONSTRUCTOR_APPEND_ELT): New macros.
8085 (struct constructor_elt, struct tree_constructor): New data types.
8086 (union tree_node): Add tree_constructor field.
8087 * treestruct.def: Define TS_CONSTRUCTOR.
8088 * varasm.c (const_hash_1, compare_constant, copy_constant,
8089 compute_reloc_for_constant, output_addressed_constants,
8090 initializer_constant_valid_p, output_constant,
8091 array_size_for_constructor, output_constructor): Update to cope with
8092 VEC in CONSTRUCTOR_ELTS.
8093 * vec.h (VEC_empty, VEC_copy): New macros.
8095 2005-07-19 Devang Patel <dpatel@apple.com>
8097 * dbxout.c (dbxout_type): Check Objective-C++ lang.
8099 2005-07-19 Richard Henderson <rth@redhat.com>
8102 * gimplify.c (gimplify_expr): Use main variant type for the temp
8103 destination for a discarded volatile read.
8104 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
8105 casts between non-void types that change volatility.
8107 2005-07-15 DJ Delorie <dj@redhat.com>
8109 * toplev.h: Add comment about the first parameter for warning().
8110 * errors.h: Likewise.
8112 * c.opt (Wpragmas): New.
8113 * doc/invoke.texi: Document it.
8115 * function.c (do_warn_unused_parameter): Add warning control to
8117 * c-decl.c (warn_if_shadowing): Likewise.
8118 * c-lex.c (cb_def_pragma): Likewise.
8119 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
8120 (pop_alignment): Likewise.
8121 (handle_pragma_pack): Likewise.
8122 (apply_pragma_weak): Likewise.
8123 (handle_pragma_weak): Likewise.
8124 (handle_pragma_redefine_extname): Likewise.
8125 (add_to_renaming_pragma_list): Likewise.
8126 (handle_pragma_extern_prefix): Likewise.
8127 (maybe_apply_renaming_pragma): Likewise.
8128 (handle_pragma_visibility): Likewise.
8130 * config/c4x/c4x-c.c (BAD): Likewise.
8131 (c4x_parse_pragma): Likewise.
8132 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
8133 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
8134 (rs6000_pragma_longcall): Likewise.
8135 * config/v850/v850-c.c (pop_data_area): Likewise.
8136 (ghs_pragma_section): Likewise.
8137 (ghs_pragma_section): Likewise.
8138 (ghs_pragma_interrupt): Likewise.
8139 (ghs_pragma_starttda): Likewise.
8140 (ghs_pragma_startsda): Likewise.
8141 (ghs_pragma_startzda): Likewise.
8142 (ghs_pragma_endtda): Likewise.
8143 (ghs_pragma_endsda): Likewise.
8144 (ghs_pragma_endzda): Likewise.
8146 2005-07-19 Danny Berlin <dberlin@dberlin.org>
8147 Kenneth Zadeck <zadeck@naturalbridge.com>
8149 * Makefile.in: Removed tree-promote-statics.c
8150 * tree-promote-statics.c: Removed.
8151 * common.opt: Removed flag-promote-statics.
8153 * passes.c: Removed tree-promote-statics pass.
8154 * tree-pass.h: Ditto.
8155 * timevar.def: Removed TV_PROMOTE_STATICS.
8158 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
8160 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
8162 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
8164 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8167 * c-common.c (check_function_arguments): Call
8168 'check_function_format' if either -Wformat or
8169 -Wmissing-format-attribute are specified.
8170 * c-format.c (check_function_format): Check -Wformat before
8171 calling 'check_format_info'.
8172 * c-opts.c (c_common_post_options): Don't warn for
8173 -Wmissing-format-attribute without -Wformat.
8174 * c-typeck.c (convert_for_assignment): Detect additional cases for
8175 -Wmissing-format-attribute.
8176 * doc/invoke.texi (-Wmissing-format-attribute): Document new
8179 2005-07-19 Richard Guenther <rguenther@suse.de>
8181 * config/i386/i386.md (lrint<mode>2): Use temporary
8182 instead of clobbering non-existent memory.
8184 2005-07-19 Nick Clifton <nickc@redhat.com>
8186 * config/avr/avr.c (legitimate_address_p): Fix debugging print
8187 statement to avoid displaying ASCII control characters.
8189 2005-07-19 Ben Elliston <bje@au.ibm.com>
8191 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
8192 * cfganal.c (find_edge_index): Ditto.
8193 * combine.c (combine_instructions): Ditto.
8194 * ddg.c (create_scc): Ditto.
8195 (find_successors): Ditto.
8196 (find_predecessors): Ditto.
8197 (find_nodes_on_paths): Ditto.
8198 (longest_simple_path): Ditto.
8199 * flow.c (update_life_info): Ditto.
8200 (count_or_remove_death_notes): Ditto.
8201 (clear_log_links): Ditto.
8202 * modulo-sched.c (generate_reg_moves): Ditto.
8203 (find_max_asap): Ditto.
8204 (find_max_hv_min_mob): Ditto.
8205 (find_max_dv_min_mob): Ditto.
8206 * sbitmap.c (sbitmap_first_set_bit): Ditto.
8207 * sched-rgn.c (extract_edgelst): Ditto.
8208 * tree-into-ssa.c (prepare_names_to_update): Ditto.
8209 (dump_update_ssa): Ditto.
8210 (ssa_names_to_replace) Ditto.
8211 (switch_virtuals_to_full_rewrite): Ditto.
8212 (update_ssa): Ditto.
8213 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
8215 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
8217 Fix PR tree-optimization/22483
8219 * tree-complex.c (create_components): Use
8220 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
8221 * tree-flow-inline.h (fill_referenced_var_vec): New function.
8222 * tree-flow.h (safe_referenced_var_iterator): New structure.
8223 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
8224 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
8225 safe_referenced_var iterator.
8226 (add_type_alias): Ditto.
8228 2005-07-19 Steven Bosscher <stevenb@suse.de>
8230 * loop-init.c (rest_of_handle_loop2): Remove.
8231 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
8232 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
8233 (pass_rtl_loop_init, pass_rtl_loop_done,
8234 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
8235 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
8236 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
8237 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
8238 pass_tree_loop_done, and pass_tree_unswitch.
8239 (gate_loop): Rename to gate_tree_loop.
8240 * passes.c (init_optimization_passes): Update for renamed tree
8241 loop passes. Add the new loop2 passes as subpasses of loop2.
8242 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
8243 Update for the renamed tree loop passes.
8245 2005-07-18 Ian Lance Taylor <ian@airs.com>
8248 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
8249 blocks when optimizing.
8251 2005-07-18 Steve Ellcey <sje@cup.hp.com>
8253 * common.opt (frename-registers): Initialize to 2.
8255 (fgcse-after-reload): Ditto.
8256 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
8257 (process_options): Only change flag_web, flag_rename_registers,
8258 and flag_rerun_cse_after_loop if not explicitly set by user.
8260 2005-07-18 Jan Beulich <jbeulich@novell.com>
8262 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
8263 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
8264 in 64-bit mode the same as DImode in 32-bit mode.
8265 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
8266 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
8267 mode. Add new mode parameter.
8268 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
8269 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
8270 x86_64_shift_adj): New expanders.
8271 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
8272 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
8274 Respective new splitters. Use renamed shift splitter helpers in 32-bit
8275 DImode shift splitters.
8276 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
8277 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
8280 2005-07-18 Jan Beulich <jbeulich@novell.com>
8282 * i386.md (movdi_extzv_1): New.
8283 (zero_extendhidi2): Combine alternatives and never force use of
8285 (zero_extendqidi2): Likewise. Don't restrict input selection.
8287 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8289 Fix PR tree-optimization/22531
8290 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
8293 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8295 * tree-promote-statics.c (pass_promote_statics): Change dump file
8298 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8300 * tree-optimize.c (init_tree_optimization_passes): Add
8301 pass_eliminate_useless_stores pass.
8302 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
8303 * tree-ssa-pre.c (is_copy_stmt): New function.
8304 (follow_copies_till_vuse): Ditto.
8305 (do_eustores): Ditto.
8306 (gate_eustores): Ditto.
8308 2005-07-16 Richard Henderson <rth@redhat.com>
8310 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
8312 2005-07-16 Danny Berlin <dberlin@dberlin.org>
8313 Kenneth Zadeck <zadeck@naturalbridge.com>
8315 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
8316 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
8317 ipa-type-escape.h, tree-promote-statics.c
8318 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
8319 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
8320 tree-promote-statics.c: new files.
8321 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
8322 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
8323 int nonlocal_set_p, mark_constant_function): Deleted.
8324 (rest_of_handle_cfg): Removed call to mark_constant_function.
8325 (nonoverlapping_component_refs_p): Added calls to support
8326 type based aliasing.
8327 * tree-ssa-alias.c (may_alias_p,
8328 compute_flow_insensitive_aliasing): Ditto.
8329 * calls.c (flags_from_decl_or_type): Removed reference to
8331 * c-typeck.c (convert_arguments): Make builtins tolerant of having
8332 too many arguments. This is necessary for Spec 2000.
8333 * cgraph.h (const_function, pure_function): Removed.
8334 * common.opt: Added "fipa-pure-const", "fipa-reference",
8335 "fipa-type-escape", and "ftree-promote-static".
8337 * passes.c: Added ipa and tree-promote-statics passes.
8338 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
8339 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
8340 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
8341 * tree-flow.h: Added exposed sra calls and addition of
8342 reference_vars_info field for FUNCTION_DECLS.
8343 * tree-pass.h: Added passes.
8344 * tree-sra.c: (sra_init_cache): New function.
8345 (sra_insert_before, sra_insert_after) Made public.
8346 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
8348 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
8349 aliasing. (may_alias_p): Added code to use type escape analysis to
8351 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
8352 code to prune clobbers of static variables based on information
8353 produced in ipa-reference pass. Changed call clobbering so that
8354 statics are not marked as clobbered if the call does not clobber
8357 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
8359 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
8362 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8364 * doc/install.texi (*-*-solaris2*): Document recommended version
8365 of GNU binutils and mention GNU linker problem on Solaris 10.
8367 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
8370 * c-decl.c (c_build_bitfield_integer_type): New function.
8371 (finish_struct): Call it.
8372 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
8374 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8376 * c-typeck.c (digest_init): Call 'convert_for_assignment'
8379 2005-07-16 Jan Hubicka <jh@suse.cz>
8381 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
8382 (scale_bbs_frequencies_int): Watch roundoff errors.
8383 * predict.c (return_prediction): Initialize return_stmt.
8385 2005-07-16 Jan Hubicka <jh@suse.cz>
8387 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
8388 after RTL profiling.
8390 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
8393 * fold-const.c (build_range_check): Convert high/low to etype
8394 if we are only comparing against exp.
8396 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
8398 Fix PR tree-optimization/22376
8399 * tree-ssa-structalias.c (build_constraint_graph): We really meant
8401 (need_to_solve): New function.
8402 (compute_points_to_sets): Use it.
8404 2005-07-15 Jan Hubicka <jh@suse.cz>
8406 * cfg.c (update_bb_profile_for_threading): More diagnostic.
8407 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
8409 2005-07-15 Richard Guenther <rguenther@suse.de>
8411 * c-common.c (handle_flatten_attribute): New function.
8412 Add flatten function attribute.
8413 * doc/extend.texi: Document flatten function attribute.
8414 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
8415 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
8417 (cgraph_decide_inlining): Handle functions with flatten
8420 2005-07-14 David Edelsohn <edelsohn@gnu.org>
8422 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
8423 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
8424 UNSPEC_XCHG, UNSPEC_AND): New.
8425 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
8426 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
8427 * config/rs6000/sync.md (FETCHOP): New code macro.
8428 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
8430 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
8431 (sync_compare_and_swap<mode>): Same.
8432 (sync_lock_test_and_set<mode>): Same.
8433 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
8434 for QImode and HImode, and not PPC405.
8435 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
8436 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
8437 (sync_<fetchop>{si,di}_internal): New.
8438 (sync_nand{si,di}_internal): New.
8439 (sync_old_<fetchop>{si,di}_internal): New.
8440 (sync_old_nand{si,di}_internal): New
8441 (sync_new_<fetchop>{si,di}_internal): New.
8442 (sync_new_nand{si,di}_internal): New.
8443 (atomic_and{si,di}): New.
8444 (sync_new_nand{si,di}_internal): New.
8445 (atomic_and{si,di}): New.
8446 (sync_add<mode>_internal): Delete.
8447 (sync_addshort_internal): Use unspec instead of unspec_volatile.
8448 (sync_sub<mode>_internal): Delte.
8449 (sync_subshort_internal): New.
8450 (sync_andsi_internal): Use unspec instead of unspec_volatile.
8451 (sync_anddi_internal): Delete.
8452 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
8453 (sync_booldi_internal): Delete.
8454 (sync_boolc<mode>_internal): Delete.
8455 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
8456 (sync_boolc<mode>_internal2): Delete.
8457 (sync_boolcc<mode>_internal): Delete.
8458 (isync, lwsync): Use unspec instead of unspec_volatile.
8459 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
8460 Revert UNSPEC_VOLATILE.
8461 (rs6000_split_atomic_op): New.
8462 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
8464 2005-07-14 Eric Christopher <echristo@redhat.com>
8466 * config/mips/mips.c (mips_canonicalize_comparison): Cast
8467 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
8469 2005-07-14 Eric Christopher <echristo@redhat.com>
8471 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
8473 2005-07-14 Steven Bosscher <stevenb@suse.de>
8475 PR tree-optimization/22230
8476 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
8477 the computation of the four cross productions for "range op range".
8479 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
8480 Ulrich Weigand <uweigand@de.ibm.com>
8483 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
8486 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
8488 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
8490 2005-07-14 Steve Ellcey <sje@cup.hp.com>
8492 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
8494 2005-07-14 Richard Guenther <rguenther@suse.de>
8497 * config/i386/i386-protos.h (ix86_function_value): Change
8498 prototype to match new target hook.
8499 * config/i386/i386.c (ix86_value_regno): Change prototype
8500 to take extra type argument.
8501 (TARGET_FUNCTION_VALUE): Define.
8502 (ix86_function_ok_for_sibcall): Pass extra argument to
8503 ix86_value_regno, check return slot rtx for exact match.
8504 (ix86_function_value): Take extra parameter. Dispatch to
8505 ix86_value_regno with fndecl/fntype as provided.
8506 (ix86_value_regno): Handle extra type argument.
8507 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
8509 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
8510 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
8511 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
8512 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
8513 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
8515 2005-07-14 Richard Guenther <rguenther@suse.de>
8517 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
8518 * calls.c (expand_call): Pass fntype to hard_function_value.
8519 (emit_library_call_value_1): Likewise.
8520 * explow.c: Include target.h.
8521 (hard_function_value): Take extra argument, the fntype.
8522 Use new target hook for function_value.
8523 * expr.h (hard_function_value): Change prototype.
8524 * function.c (aggregate_value_p): Pass 0 as fntype to
8525 hard_function_value.
8526 (assign_parms): Use new target hook for function_value.
8527 Pass 0 as fntype to hard_function_value.
8528 (expand_function_end): Likewise.
8529 * reg-stack.c: Include target.h.
8530 (stack_result): Use new target hook for function_value.
8531 * target-def.h: New target hook function_value.
8532 * target.h: Likewise.
8533 * targhooks.c (default_function_value): New function.
8534 * targhooks.h (default_function_value): Declare.
8536 2005-07-13 Ian Lance Taylor <ian@airs.com>
8538 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
8540 2005-07-14 Jan Hubicka <jh@suse.cz>
8542 * tree-dfa.c (dump_variable): Use default_def function.
8543 * tree-ssa-alias.c (dump_points_to_info): Likewise.
8544 * tree-ssa.c (verify_use): Likewise.
8545 * tree-ssanames.c (release_ssa_name): Likewise.
8546 * tree-tailcall.c (eliminate_tail_call): Likewise.
8547 (tree_optimize_tail_calls_1): Likewise.
8548 * tree-vrp.c (get_value_range): Likewise.
8550 2005-07-14 Ben Elliston <bje@au.ibm.com>
8552 * gcc.c (main): Compare language[0] with '*' when iterating over
8555 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8557 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
8558 "s390_emit_compare". Add handling of CCZ1mode.
8559 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
8560 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
8562 (s390_branch_condition_mask): Add CCZ1mode handling.
8563 * config/s390/s390.md: ("seq", "*seq"): New pattern.
8564 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
8565 Use CCZ1mode instead of CCZmode.
8566 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
8568 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8570 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
8572 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
8574 2005-07-13 Eric Christopher <echristo@redhat.com>
8576 * config/mips/mips.c (mips_canonicalize_comparison): New.
8577 (mips_emit_int_relational): Use.
8579 2005-07-13 Eric Christopher <echristo@redhat.com>
8581 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8583 * config/s390/s390.md: Include tpf.md. Move tpf specific
8585 * config/s390/tpf.md: To here.
8586 * config/s390/s390.opt: Move tpf specific options...
8587 * config/s390/tpf.opt: to here. Add mmain option.
8588 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8589 * config/s390/tpf.h: Rewrite.
8591 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8593 * doc/tm.texi: Remove @xref{Cross-profiling}.
8595 2005-07-13 Jeff Law <law@redhat.com>
8597 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
8598 expressions, test their _DECL operands for pointer equality rather
8599 than using operand_equal_p.
8601 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8603 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
8604 (TARGET_POSIX_IO): This.
8605 * config/darwin.h: Likewise.
8606 * config/freebsd.h: Likewise.
8607 * config/linux.h: Likewise.
8608 * config/lynx.h: Likewise.
8609 * config/netbsd.h: Likewise.
8610 * config/rs6000/linux64.h: Likewise.
8611 * config/rs6000/linux.h: Likewise.
8612 * config/s390/tpf.h: Likewise.
8613 * config/sh/embed-elf.h: Likewise.
8614 * config/sparc/linux64.h: Likewise.
8615 * config/sparc/linux.h: Likewise.
8616 * config/svr4.h: Likewise.
8617 * gcov-io.h: Likewise.
8619 * doc/tm.texi: Updated.
8621 * libgcov.c (create_file_directory): Defined only if
8622 TARGET_POSIX_IO is defined.
8623 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
8626 2005-07-13 Jan Hubicka <jh@suse.cz>
8628 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
8630 2005-07-13 David Edelsohn <edelsohn@gnu.org>
8632 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
8633 structure as argument.
8635 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
8637 PR tree-optimization/21921
8638 * tree-iterator.c (tsi_link_before): Support the case when
8639 tsi_end_p (tsi) == true.
8641 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8643 PR tree-optimization/22442
8644 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
8647 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8649 PR rtl-optimization/20376
8650 * toplev.c (process_options): Enable -fweb and -frename-registers when
8652 * doc/invoke.texi: Update the information about when -fweb and
8653 -frename-registers are enabled.
8655 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8658 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
8659 if *rhs_p is not a SSA_NAME.
8661 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
8663 Fix PR tree-optimization/22422
8664 * tree-ssa-structalias.c (struct variable_info): Add flag for
8666 (get_varinfo): Now a static function.
8667 (new_varinfo): init has_union and is_special_var to false.
8668 (solution_set_add): Check has_union.
8669 (do_da_constraint): Move temporary variable so it gets reset
8671 Also check for special variable.
8672 (do_ds_constraint): Ditto.
8673 (do_sd_constraint): Ditto.
8674 (do_structure_copy): Check for special variable.
8675 (find_func_aliases): Ditto.
8676 (init_base_vars): Set special vars properly.
8678 2005-07-13 Jan Hubicka <jh@suse.cz>
8680 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
8683 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
8684 (get_expr_operands): Fix thinko wrt flags and subvars.
8686 PR tree-optimize/22379
8687 * tree-inline.c (expand_call_inline): Do not output sorry in early
8690 2005-07-12 Dale Johannesen <dalej@apple.com>
8692 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
8694 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8697 * host-linux.h: Include limits.h.
8699 2005-07-12 Dale Johannesen <dalej@apple.com>
8701 * expr.c (compress_float_constant): Add cost check.
8702 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
8704 2005-07-12 Dale Johannesen <dalej@apple.com>
8706 * gcc.target/i386/compress-float-sse.c: New.
8707 * gcc.target/i386/compress-float-sse-pic.c: New.
8708 * gcc.target/i386/compress-float-387.c: New.
8709 * gcc.target/i386/compress-float-387-pic.c: New.
8710 * gcc.dg/compress-float-ppc.c: New.
8711 * gcc.dg/compress-float-ppc-pic.c: New.
8713 2005-07-12 Eric Christopher <echristo@redhat.com>
8715 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8717 * config/s390/s390.md: Include tpf.md. Move tpf specific
8719 * config/s390/tpf.md: To here.
8720 * config/s390/s390.opt: Move tpf specific options...
8721 * config/s390/tpf.opt: to here. Add mmain option.
8722 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8723 * config/s390/tpf.h: Rewrite.
8725 2005-07-12 Eric Christopher <echristo@redhat.com>
8727 * gcc.c (struct infile): Update comment for language.
8728 (main): Rewrite input file resetting code.
8730 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8733 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
8734 requiring a cast in a non RHS of modify_expr. Add a cast when required.
8735 (lookup_avail_expr): Use constant_boolean_node instead
8736 of boolean_false_node/boolean_true_node.
8738 2005-07-12 Ben Elliston <bje@au.ibm.com>
8740 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
8741 and use it when printing num_edges.
8743 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
8745 * doc/extend.texi (Blackfin Built-in Functions): New section.
8746 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
8749 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
8751 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
8752 s/cmpstrsi/cmpstrnsi
8753 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
8755 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
8756 (init_optabs): Initialize cmpstrn_optab.
8757 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
8758 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
8759 * expr.c: (enum insn_code cmpstrn_optab): Declare.
8760 * config/i386/i386.md: s/cmpstr/cmpstrn
8761 * config/c4x/c4x.md: s/cmpstr/cmpstrn
8762 * doc/md.texi: Update documentation.
8764 2005-07-11 Richard Henderson <rth@redhat.com>
8766 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
8767 build_va_arg_indirect_ref.
8768 (alpha_gimplify_va_arg): Likewise.
8769 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
8770 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
8771 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
8772 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
8773 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
8774 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
8776 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
8778 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8780 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
8781 * passes.c (init_optimization_passes): Add pass_empty_loop.
8782 * tree-pass.h (pass_empty_loop): Declare.
8783 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
8784 try_remove_empty_loop, remove_empty_loops): New functions.
8785 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
8786 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
8788 2005-07-12 Peter Barada <peter@the-baradas.com>
8792 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
8793 in address registers.
8794 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
8795 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
8796 alternative of addsi3_5200.
8798 2005-07-11 Ian Lance Taylor <ian@airs.com>
8800 * config/mips/mips.md (ffs<mode>2): Remove.
8802 2005-07-11 Ian Lance Taylor <ian@airs.com>
8804 * doc/tree-ssa.texi (Cleanups): Improve description of
8806 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
8808 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8810 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
8811 * tree.h (DECL_ARGUMENT_FLD): New macro.
8813 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8815 Fix PR tree-optimization/22404
8817 * tree-ssa-structalias.c (create_variable_info_for): Use
8820 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
8822 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
8823 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
8824 for second comparison operand.
8825 * config/bfin/predicates.md (reg_or_const_int_operand): New.
8827 * config/bfin/bfin.md (define_attr "type"): Add "sync".
8828 (define_insn_reservation "alu"): Likewise.
8829 (csync, ssync): Now of type sync.
8830 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
8831 -mcsync-anomaly -mspecld-anomaly.
8832 * config/bfin/bfin.opt (mcsync): Remove.
8833 (mcsync-anomaly, mspecld-anomaly): Add.
8834 * config/bfin/bfin.c: Include "insn-codes.h".
8835 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
8836 (TARGET_DEFAULT_TARGET_FLAGS): New.
8837 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
8839 2005-07-11 Steven Bosscher <stevenb@suse.de>
8841 * basic-block.h: Give the BB flags enum a name, bb_flags.
8842 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
8843 * cfgcleanup.c (enum bb_flags): Remove here.
8844 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
8845 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
8846 (update_forwarder_flag): Likewise.
8847 (thread_jump): Likewise.
8848 (try_forward_edges): Likewise.
8849 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
8850 forwarder flags. Don't clear bb->aux for all basic blocks. Only
8851 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
8853 2005-07-11 Richard Guenther <rguenther@suse.de>
8855 * config/i386/i386.opt: New target option -msseregparm.
8856 * config/i386/i386.c (override_options): Error out for
8857 -msseregparm but no SSE support.
8858 (ix86_function_sseregparm): Check for global sseregparm.
8859 * doc/invoke.texi: Document -msseregparm.
8861 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8863 * config.gcc (m32r-*-linux*): Use the default extra_parts.
8864 (m32rle-*-linux*): Ditto.
8866 2005-07-11 Jakub Jelinek <jakub@redhat.com>
8868 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
8869 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
8872 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8876 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
8877 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
8879 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
8881 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
8882 (varmap): Heapify varmap.
8883 (constraints): Heapify constraints.
8884 (struct constraint_graph): Heapify succs and preds.
8885 (constraint_vec_find): Update for heapification.
8886 (constraint_set_union): Ditto.
8887 (insert_into_complex): Ditto.
8888 (constraint_edge_vec_find): Ditto.
8889 (erase_graph_self_edge): Ditto.
8890 (add_graph_edge): Ditto.
8891 (get_graph_weights): Ditto.
8892 (merge_graph_nodes): Ditto.
8893 (build_constraint_graph): Ditto.
8894 (topo_visit): Ditto.
8895 (solve_graph): Ditto.
8896 (create_variable_info_for): Ditto.
8897 (init_base_vars): Ditto.
8898 (delete_points_to_sets): Free graph, varmap, and complex constraints.
8899 (condese_varmap_nodes): Free complex vector.
8900 (clear_edges_for_node): Clear succs and preds vector.
8902 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8904 * tree-ssa-structalias.c (update_alias_info): Change counting of
8905 references to not include vdefs.
8907 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8909 * tree-ssa-alias.c (free_used_part_map): Add missing free.
8912 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8914 * pa.c (pa_commutative_p): Make PLUS commutative when
8915 TARGET_NO_SPACE_REGS is true.
8917 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8919 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
8920 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
8921 * tree-dfa.c (dump_subvars_for): New.
8922 (debug_subvars_for): New.
8923 (dump_variable): Show subvariables if VAR has them.
8924 * tree-flow-inline.h (get_subvar_at): New.
8925 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
8926 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
8928 (struct subvar): Change fields offset and size to unsigned
8930 (dump_subvars_for): Declare.
8931 (debug_subvars_for): Declare.
8932 (get_subvar_at): Declare.
8933 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
8934 to unsigned HOST_WIDE_INT *.
8935 (overlap_subvar): Likewise.
8936 * tree-gimple.c (is_gimple_reg): Always return false for
8937 SFTs and memory tags.
8938 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
8940 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
8941 (compute_may_aliases): Call compute_points_to_sets.
8942 (collect_points_to_info_for): Remove.
8943 (compute_points_to_and_addr_escape): Remove.
8944 (delete_alias_info): Call delete_points_to_sets.
8945 (compute_flow_sensitive_aliasing): If the call to
8946 find_what_p_points_to returns false, call set_pt_anything.
8947 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
8948 (set_pt_anything): Clear pi->pt_vars.
8949 (set_pt_malloc): Remove.
8950 (merge_pointed_to_info): Remove.
8951 (add_pointed_to_expr): Remove.
8952 (add_pointed_to_var): Remove.
8953 (collect_points_to_info_r): Remove.
8954 (is_escape_site): Make extern.
8956 (create_overlap_variables_for): Call it.
8957 * tree-ssa-copy.c (merge_alias_info): Never merge
8958 flow-sensitive alias information.
8959 * tree-ssa-operands.c (get_expr_operands): Adjust variables
8960 offset and size to be unsigned HOST_WIDE_INT.
8961 (add_to_addressable_set): Rename from note_addressable.
8962 Set TREE_ADDRESSABLE as the variables are added to the set.
8964 (add_stmt_operand): Do not try to micro-optimize unmodifiable
8965 operands into VUSEs when adding V_MAY_DEFs for members in an
8967 * tree-ssa-operands.h (add_to_addressable_set): Declare.
8968 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
8969 (struct variable_info): Add bitfield is_heap_var.
8970 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
8971 (new_var_info): Initialize is_heap_var.
8972 (get_constraint_for): Add HEAP variables to the symbol table.
8973 Mark them with is_heap_var.
8974 (update_alias_info): New. Taken mostly from the old
8975 compute_points_to_and_addr_escape.
8976 (handle_ptr_arith): New.
8977 (find_func_aliases): Call update_alias_info.
8978 Call handle_ptr_info for tcc_binary expressions.
8979 Call mark_stmt_modified.
8980 (create_variable_info_for): If DECL has subvars, do not create
8981 variables for its subvars. Always add all the fields.
8982 (set_uids_in_ptset): If the solution includes ANYOFFSET and
8983 SFTs, then add all the SFTs of the structure.
8984 If VI->DECL is an aggregate with subvariables, add the SFT at
8986 (find_what_p_points_to): If VI is an artificial variable,
8987 translate to bitfields in SSA_NAME_PTR_INFO.
8988 If the solution is empty, set pi->pt_vars to NULL
8989 (init_base_vars): Create ANYOFFSET.
8990 (compute_points_to_sets): Rename from create_alias_vars.
8992 (pass_build_pta): Remove.
8993 (delete_points_to_sets): Rename from delete_alias_vars.
8994 (pass_del_pta): Remove.
8995 * tree-ssa-structalias.h (struct alias_info): Move from
8997 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
8998 NUM_REFERENCES_SET): Likewise.
8999 (compute_points_to_sets, delete_points_to_sets): Declare.
9001 2005-07-09 Richard Henderson <rth@redhat.com>
9003 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
9004 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
9005 alpha_split_lock_test_and_set_12): New functions.
9006 * config/alpha/alpha-protos.h: Update.
9007 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
9008 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
9009 * config/alpha/sync.md (I12MODE): New.
9010 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
9011 (sync_<fetchop_name><I48MODE>): Likewise.
9012 (sync_nand<I48MODE>): Likewise.
9013 (sync_old_<fetchop_name><I48MODE>): Likewise.
9014 (sync_new_<fetchop_name><I48MODE>): Likewise.
9015 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
9016 (sync_compare_and_swap<I48MODE>): Likewise.
9017 (sync_lock_test_and_set<I48MODE>): Likewise.
9018 (sync_compare_and_swap<I12MODE>): New.
9019 (sync_compare_and_swap<I12MODE>_1): New.
9020 (sync_lock_test_and_set<I12MODE>): New.
9021 (sync_lock_test_and_set<I12MODE>_1): New.
9023 2005-07-09 Diego Novillo <dnovillo@redhat.com>
9027 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
9029 2005-07-09 Jakub Jelinek <jakub@redhat.com>
9031 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
9032 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
9034 2005-07-09 Richard SAndiford <richard@codesourcery.com>
9037 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
9039 2005-07-08 David Edelsohn <edelsohn@gnu.org>
9041 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
9042 memory_operand constraint.
9043 (store_conditional_<mode>): Same.
9044 (sync_compare_and_swap<mode>): Same.
9045 (sync_lock_test_and_set<mode>): Same.
9047 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
9049 Rewrite PIC support to more closely model actual instructions.
9050 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
9051 (cris_symbol): Remove prototypes for removed functions.
9052 (cris_pic_symbol_type_of, cris_valid_pic_const)
9053 (cris_expand_pic_call_address): Prototypes for new functions.
9054 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
9056 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
9058 <case ':'>: Add case for new punctuation character.
9059 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
9060 emitting (extra) PIC modifier.
9061 <case UNSPEC>: Do not assert for PLT.
9062 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
9063 (cris_expand_prologue, cris_expand_epilogue): Check
9064 for pic_offset_table_rtx usage instead of taking
9065 current_function_uses_pic_offset_table as the final word.
9066 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
9067 Remove flag_pic difference.
9068 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
9069 the moral equivalents of...
9070 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
9072 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
9073 (cris_handle_option): Mark ARG as unused.
9074 (cris_expand_pic_call_address): New worker function for "call",
9076 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
9077 output PIC constructs here.
9078 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
9079 as symbol-specific modifers, not whole or part of operands.
9080 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
9081 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
9082 constants and flag_pic.
9083 (CONSTANT_INDEX_P): Adjust for new functions.
9084 (enum cris_pic_symbol_type): New helper type.
9085 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
9086 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
9087 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
9089 ("movsi"): Emit actual instructions for GOT and relative access.
9090 ("*movsi_got_load"): New pattern to set up the register holding
9092 ("*movsi_internal"): Operand 1 is not a plain general_operand.
9093 Adjust FIXME for 'S'.
9094 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
9095 Use "movs" for -fpic cases.
9096 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
9097 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
9098 ("call", "call_value"): Just call cris_expand_pic_call_address for
9100 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
9101 Remove special pattern.
9102 ("*expanded_call_side", "*expanded_call_value_side"): New
9104 (gotplt-to-plt, gotplt-to-plt-side-call)
9105 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
9107 * config/cris/cris/predicates.md
9108 ("cris_general_operand_or_gotless_symbol"): Remove unused
9110 ("cris_general_operand_or_symbol"): Adjust for new functions.
9112 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9114 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
9116 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
9118 * Makefile.in (TREE_H): Add treestruct.def.
9119 (c-decl.o): Add pointer-set.h
9120 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
9121 visibility on regular DECL's.
9122 (merge_decls): Fix the copying of decl nodes of various types for
9123 the new structures. Don't update RTL, section name, weak status,
9124 etc, on DECL's without RTL.
9125 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
9126 Don't check volatile on non-variable types.
9127 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
9128 to check whether we have seen arguments.
9129 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
9130 flag is checked before field (flag is common, field is not).
9131 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
9132 TS_DECL_COMMON could have an origin.
9133 (add_location_or_const_value_attribute): Don't check section name
9134 on non-var/function decls.
9135 (dwarf2out_var_location): Reverse order of tests.
9136 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
9137 with DECL_WRTL_CHECK.
9138 * expmed.c (make_tree): rtl is now in decl_with_rtl.
9139 * fold-const.c (fold_binary): Don't check weakness on
9140 non-var/function decls.
9141 (tree_expr_nonzero_p): Ditto.
9142 (fold_checksum_tree): Use tree_decl_extra as sizeof
9144 * ggc-page.c (extra_order_size_table): Add sizes for
9145 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
9147 * gimplify.c (gimplify_bind_expr): Only set
9148 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
9149 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
9151 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
9152 * langhooks.h (init_ts). New langhook.
9153 * passes.c (rest_of_decl_compilation): Reverse order of tests.
9154 * print-tree.c (print_node): Update to only print fields that
9155 exist in the structures the passed decl has.
9156 * toplev.c (wrapup_global_declarations): Don't reset
9157 DECL_DEFER_OUTPUT on DECL's that don't contain it.
9158 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
9159 * tree-inline.c (remap_decl): Ditto.
9160 * tree-outof-ssa.c (create_temp): Reverse order of tests.
9161 * tree-pretty-print.c (print_declaration): Don't print
9162 DECL_REGISTER on things that don't contain it.
9163 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
9164 non-var/function decls.
9165 * tree.c (tree_contains_struct): New structure.
9166 (init_priority_for_decl): New hashtable.
9167 (tree_int_map): New structure.
9168 (tree_int_map_eq): New function.
9169 (tree_int_map_marked_p): Ditto.
9170 (tree_int_map_hash): Ditto.
9171 (tree_map): Move to tree.h.
9172 (tree_map_eq): Externalize.
9173 (tree_map_hash): Ditto.
9174 (tree_map_marked_p): Ditto.
9175 (init_ttree): Set up tree_contains_struct and call langhook.
9176 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
9177 (tree_code_size): Update for new structures.
9178 (tree_node_structure): Update for new structures.
9179 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
9181 (copy_node_stat): Copy init priority.
9182 (build_decl_stat): Ditto for visibility.
9183 (ts_enum_names): New.
9184 (tree_contains_struct_check_failed): New function.
9185 (decl_init_priority_lookup): Ditto.
9186 (decl_init_priority_insert): Ditto.
9187 * treestruct.def: New file.
9188 * tree.h (CODE_CONTAINS_STRUCT): New macro.
9189 (CONTAINS_STRUCT_CHECK): Ditto.
9190 (tree_contains_struct_check_failed): New prototype.
9191 (DECL_CHECK): Removed.
9192 (DECL_MINIMAL_CHECK): New.
9193 (DECL_COMMON_CHECK): Ditto.
9194 (DECL_WRTL_CHECK): Ditto.
9195 (DECL_NON_COMMON_CHECK): Ditto.
9196 (DECL_WITH_VIS_CHECK): Ditto.
9197 (VAR_OR_FUNCTION_DECL_P): Ditto
9198 (struct tree_decl_minimal): New structure.
9199 (struct tree_decl_common): Ditto.
9200 (struct tree_decl_with_rtl): Ditto.
9201 (struct tree_decl_with_vis): Ditto.
9202 (struct tree_decl_non_common): Ditto.
9203 (struct tree_field_decl): Ditto.
9204 (struct tree_parm_decl): Ditto.
9205 (struct tree_var_decl): Ditto.
9206 (struct tree_function_decl): Ditto.
9207 (struct tree_const_decl): Ditto.
9208 (struct tree_result_decl): Ditto.
9209 (union tree_node): Add new structures.
9210 * var-tracking.c (track_expr_p): Reverse order of tests.
9212 * doc/c-tree.texi: Add documentation on DECL node internal structure.
9214 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
9216 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
9217 * system.h: Poison FINALIZE_PIC.
9218 * doc/tm.texi (FINALIZE_PIC): Remove.
9220 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9223 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
9224 to the correct type if we have a MODIFY_EXPR.
9226 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
9228 PR tree-optimization/22360
9229 * tree.c (upper_bound_in_type): Fix calculations for casting
9230 to a non-wider signed type and casting a signed value to a
9231 wider unsigned type.
9232 (lower_bound_in_type): Fix calculations for casting to a
9233 non-wider signed type.
9235 PR tree-optimization/20139
9236 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
9238 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
9239 fold_cond_expr_cond.
9240 * tree-ssanames.c (release_defs): Assert in_ssa_p.
9241 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
9243 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9246 * tree-complex.c (expand_complex_libcall): Produce
9247 REALPART_EXPR/IMAGPART_EXPR with the correct type.
9249 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9251 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
9252 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
9253 b" assert and inserted fastpath code for this case.
9254 (bitmap_ior): Removed "a != b" assert.
9256 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9258 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
9259 (ENDFILE_SPEC): Likewise.
9260 * config/m32r/m32r.h (ASM_SPEC): Likewise.
9262 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
9263 a large stack frame at epilogue.
9265 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
9267 * final.c: Include sdbout.h when required.
9269 2005-07-07 Geoffrey Keating <geoffk@apple.com>
9271 * config.gcc (*-*-darwin*): Only one target-specific header file
9273 (powerpc-*-darwin*): Add version-specific header files.
9274 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
9275 * config.in: Regenerate.
9276 * configure: Regenerate.
9277 * gcc.c: Include xregex.h.
9278 (version_compare_spec_function): New.
9279 (spec_function): Add version-compare.
9280 (replace_outfile_spec_function): Reformat comment.
9281 (compare_version_strings): New.
9282 * config/darwin-c.c (version_as_macro): New.
9283 (builtin_define): New.
9284 (darwin_cpp_builtins): New.
9285 * config/darwin-protos.h (darwin_cpp_builtins): New.
9286 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
9287 (LIB_SPEC): Make unconditional, update comment.
9288 (TARGET_C99_FUNCTIONS): Define.
9289 * config/darwin.opt: Sort.
9290 (mmacosx-version-min=): New.
9291 * config/darwin7.h: Delete.
9292 * config/darwin8.h: Delete.
9293 * config/i386/darwin.h (): Call darwin_cpp_builtins.
9294 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
9295 (TARGET_C99_FUNCTIONS): Define.
9296 * config/rs6000/darwin7.h: New.
9297 * config/rs6000/darwin8.h: New.
9298 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
9299 (-mmacosx-version-min): Document.
9301 2005-07-07 Ian Lance Taylor <ian@airs.com>
9303 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
9305 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
9308 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
9310 2005-07-07 Khem Raj <kraj@mvista.com>
9312 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
9313 in bytes, not words.
9315 2005-07-07 Paul Brook <paul@codesourcery.com>
9317 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
9318 DEFAULT_FUNCTION_ARG_PADDING to upward.
9320 2005-07-07 Richard Henderson <rth@redhat.com>
9322 * function.c (locate_and_pad_parm): Record parameter alignment in
9323 stack_alignment_needed.
9325 2005-07-07 David Edelsohn <edelsohn@gnu.org>
9327 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
9328 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
9329 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
9330 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
9331 (define_attr "type"): Add isync, sync, load_l, store_c.
9332 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
9333 Create scratch volatile MEM.
9334 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
9336 (load_locked_<mode>): New.
9337 (store_conditional_<mode>): New.
9338 (sync_compare_and_swap<mode>): Replace with splitter.
9339 (sync_lock_test_and_set<mode>): Replace with splitter.
9340 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
9342 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
9343 is ics. Attribute isync.
9344 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
9346 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
9347 and UNSPECV_SYNC_OP.
9348 (emit_unlikely_jump): New.
9349 (emit_load_locked): New.
9350 (emit_store_conditional): New.
9351 (rs6000_split_compare_and_swap): New.
9352 (rs6000_split_lock_test_and_set): New.
9353 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
9354 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
9355 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
9356 rs6000_split_lock_test_and_set): Declare.
9357 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
9358 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
9359 store_c, isync, sync.
9361 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
9363 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
9364 filenames to gtyp-gen.h.
9365 (s-typ-gen): Use it in place of for loops.
9367 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
9369 * hooks.c (hook_bool_rtx_int_false): New function.
9370 * hooks.h (hook_bool_rtx_int_false): Declare.
9371 * target-def.h (TARGET_COMMUTATIVE_P): Define.
9372 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
9373 * target.h (struct gcc_target): Add commutative_p member.
9374 * targhooks.c (hook_bool_rtx_commutative_p): New function.
9375 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
9376 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
9377 (pa_commutative_p): New function.
9378 * jump.c (target.h): Include.
9379 (rtx_renumbered_equal_p): Use targetm.commutative_p.
9380 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
9382 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9384 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
9385 (s390_expand_setmem): New.
9386 * config/s390/s390.c: Likewise.
9387 (print_shift_count_operand): Truncate to 12 bits instead of 6.
9389 * config/s390/s390.md: ("setmem<mode>"): Accept character as
9390 general_operand. Call new function "s390_expand_setmem".
9391 ("clrmem_long", "*clrmem_long"): Rewrite to ...
9392 ("setmem_long", "*setmem_long"): ... this.
9394 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9396 * config/s390/s390.c: (optimization_options): Enable
9397 TARGET_MVCLE at -Os.
9398 * doc/invoke.texi: Document changes in default behaviour.
9399 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
9401 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9403 * expr.c: (set_storage_via_setmem): Convert opchar to mode
9404 defined by back-end.
9406 2005-07-07 Jakub Jelinek <jakub@redhat.com>
9408 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
9409 all sets in the pattern.
9410 * config/rs6000/rs6000.md (stack_protect_testsi,
9411 stack_protect_testdi): Likewise.
9413 2005-07-06 Jeff Law <law@redhat.com>
9415 * tree-vrp.c (simplify_using_ranges): Kill.
9416 (vrp_finalize): Remove call to simplify_using_ranges.
9417 (simplify_stmt_using_ranges): New function extracted from
9418 simplify_using_ranges.
9419 (simplify_div_or_mod_using_ranges): Likewise.
9420 (simplify_abs_using_ranges): Likewise.
9421 (simplify_cond_using_ranges): New function.
9422 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
9423 * tree-ssa-propagate.c (substitute_and_fold): Call
9424 simplify_stmt_using_ranges if we have range information.
9426 2005-07-06 James E. Wilson <wilson@specifixinc.com>
9428 * config/ia64/ia64.c (ia64_reorg): Check optimize before
9429 ia64_flag_schedule_isns2.
9431 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
9432 reading/writing general registers.
9433 (ia64_function_arg): Revert 2005-06-18 change.
9435 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
9437 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
9438 (legitimize_tls_address): Use gcc_unreachable instead of abort.
9440 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
9442 * function.c (expand_function_end): Revert part of 2005-06-27
9443 patch. Do sjlj_emit_function_exit_after after return_label.
9445 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9447 * doc/install.texi (--disable-libssp): New.
9449 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
9451 * doc/invoke.texi: Update -fforce-mem documentation.
9452 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
9453 code for -fforce-mem.
9454 * expmed.c: (store_bit_field,store_fixed_bit_field,
9455 extract_bit_field): Ditto.
9456 * expr.c: (convert_move): Ditto.
9457 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
9458 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
9459 emit_conditional_add,expand_float,expand_fix): Ditto.
9460 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
9461 (common_handle_option): Issue warning when -fforce-mem specified.
9463 2005-07-06 Paul Brook <paul@codesourcery.com>
9465 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
9467 * configure: Regenerate.
9469 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
9471 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
9473 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
9475 Fix PR tree-optimization/22319
9476 Fix PR tree-optimization/22140
9477 Fix PR tree-optimization/22310
9479 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
9480 variable sized types.
9481 Use correct type for intermediate structure on *a = *b structure
9484 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9486 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
9488 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
9489 (machine_function): Move typedef to...
9490 * config/rs6000/rs6000.c (machine_function): ... here. Add
9491 varargs_save_offset field.
9492 (rs6000_stack_t): Remove varargs_size field.
9493 (setup_incoming_varargs): Allocate varargs save area using
9494 assign_stack_local, try to make it as small as possible.
9495 Save offset from virtual_stack_vars_rtx to the save area
9496 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
9497 instead of magic 8 when fp word byte size is used.
9498 (rs6000_va_start): Use cfun->machine->varargs_save_offset
9499 instead of -RS6000_VARARGS_SIZE.
9500 (rs6000_stack_info, debug_stack_info,
9501 rs6000_initial_elimination_offset): Remove all traces of
9503 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
9504 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
9505 RS6000_VARARGS_AREA.
9507 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
9509 PR tree-optimization/21963
9510 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
9511 constant_multiple_of in the same way get_computation_cost_at does.
9513 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9515 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
9516 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
9517 (gen_compare_reg): If sparc_compare_emitted is set, clear it
9518 and return its previous value.
9519 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
9520 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
9522 (stack_protect_set, stack_protect_test): New expanders.
9523 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
9524 stack_protect_testdi): New insns.
9525 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9526 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
9528 2005-07-06 Jeff Law <law@redhat.com>
9530 * tree-ssa-dce.c (cfg_altered): New global.
9531 (tree_dce_init): Initialize cfg_altered.
9532 (remove_dead_stmt): If we remove an edge in the CFG, then set
9534 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
9537 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9539 * Makefile.in (stamp-collect-ld): Use
9540 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
9541 ./collect-ld if it already exists.
9542 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
9543 Don't remove ./nm if it already exists.
9545 2005-07-05 Devang Patel <dpatel@apple.com>
9547 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
9548 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
9549 * tree-vectorizer.c (vect_loop_location): New.
9550 (vect_print_dump_info): Use vect_loop_location.
9551 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
9552 (vectorize_loops): Set vect_loop_location.
9553 * tree-vect-analyze.c (vect_analyze_offset_expr,
9554 vect_determin_vectorization_factor, vect_analyze_operations,
9555 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
9556 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
9557 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
9558 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
9559 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
9560 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
9561 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
9562 vect_analyze_loop): Adjust vect_print_dump_info API.
9563 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
9564 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
9565 vect_finish_stmt_generation, vectorizable_assignment,
9566 vectorizable_operation, vectorizable_store, vectorizable_load,
9567 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
9568 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
9569 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
9570 vect_transform_loop): Same.
9571 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
9572 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
9575 2005-07-05 Randolph Chung <tausq@debian.org>
9577 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
9578 * configure: Regenerate.
9579 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
9580 (pa_tls_referenced_p): Declare.
9581 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
9582 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
9583 (legitimize_tls_address): New.
9584 (hppa_legitimize_address): Handle TLS addresses.
9585 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
9586 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9587 (emit_move_sequence): Handle TLS addresses.
9588 (pa_encode_section_info): Call default handler to handle common
9590 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
9591 (CONSTANT_ADDRESS_P): Reject TLS operands.
9592 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
9593 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
9594 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
9595 (UNSPEC_TLSLE): Define new constants.
9596 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
9597 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
9598 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
9599 (tie_symbolic_operand, tle_symbolic_operand): New
9601 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
9603 * aclocal.m4: Update macros for autoconf 2.59 style.
9604 * configure.ac: Likewise.
9606 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9608 * pa.c (function_value): Handle small aggregates on 32-bit targets.
9609 (function_arg): Pass small aggregates in general registers on 32-bit
9611 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
9613 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
9615 * Makefile.in (final.o): Fix dependencies.
9617 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9621 * langhooks.h (struct lang_hooks): Add expr_to_decl.
9622 * langhooks.c (lhd_expr_to_decl): New.
9623 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
9625 (LANG_HOOKS_INITIALIZER): Update.
9626 * tree.c (recompute_tree_invarant_for_addr_expr): Call
9627 expr_to_decl langhook.
9628 * c-tree.h (c_expr_to_decl): Declare.
9629 * c-typeck.c (c_expr_to_decl): New.
9630 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
9632 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
9634 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9637 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
9638 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
9640 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
9642 * Makefile.in: Adjust dependencies.
9643 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
9644 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
9645 * alias.c (rest_of_handle_cfg, pass_cfg): New.
9646 * bb-reorder.c (duplicate_computed_gotos): Make it static.
9647 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
9648 rest_of_compilation.
9650 * bb-reorder.c (gate_duplicate_computed_gotos,
9651 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
9652 rest_of_handle_reorder_blocks, pass_reorder_blocks,
9653 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
9654 pass_partition_blocks): New.
9655 * bt-load.c (gate_handle_branch_target_load_optimize,
9656 rest_of_handle_branch_target_load_optimize,
9657 pass_branch_target_load_optimize): New.
9658 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
9660 * cfglayout.c (pass_insn_locators_initialize): New.
9661 * cfgrtl.c (pass_free_cfg): New.
9662 * combine.c (gate_handle_combine, rest_of_handle_combine,
9664 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
9665 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
9666 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
9667 * except.c (pass_set_nothrow_function_flags,
9668 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
9670 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
9671 rest_of_handle_shorten_branches, pass_shorten_branches,
9672 rest_of_clean_state, pass_clean_state): New.
9673 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
9674 rest_of_handle_remove_death_notes, pass_remove_death_notes,
9675 rest_of_handle_life, pass_life, rest_of_handle_flow2,
9677 * function.c (pass_instantiate_virtual_regs, pass_init_function,
9678 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
9679 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9680 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
9682 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
9683 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
9684 pass_rtl_ifcvt, gate_handle_if_after_combine,
9685 rest_of_handle_if_after_combine, pass_if_after_combine,
9686 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
9687 pass_if_after_reload): New.
9688 * integrate.c (pass_initial_value_sets): New.
9689 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
9690 pass_purge_lineno_notes): New.
9691 * mode-switching.c (rest_of_handle_mode_switching,
9692 pass_mode_switching): New.
9693 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
9694 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
9696 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
9697 pass_loop_optimize): New.
9698 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
9700 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
9702 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
9703 pass_postreload_cse): New.
9704 * profile.c (gate_handle_profiling, pass_profiling,
9705 rest_of_handle_branch_prob, pass_branch_prob): New.
9706 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
9707 pass_split_before_regstack, gate_handle_split_before_regstack,
9708 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
9709 rest_of_handle_split_all_insns, pass_split_all_insns): New.
9710 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
9711 pass_stack_regs): New.
9712 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
9713 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
9714 pass_stack_adjustments): New.
9715 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
9716 pass_regrename): New.
9717 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
9718 pass_delay_slots, gate_handle_machine_reorg,
9719 rest_of_handle_machine_reorg, pass_machine_reorg): New.
9720 * rtl.h (extern void purge_line_number_notes): New.
9721 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
9722 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
9724 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
9726 * value-prof.c (gate_handle_value_profile_transformations,
9727 rest_of_handle_value_profile_transformations,
9728 pass_value_profile_transformations): New.
9729 * var-tracking.c (gate_handle_var_tracking,
9730 pass_variable_tracking): New.
9731 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
9733 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
9734 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
9735 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
9736 rest_of_handle_old_regalloc, rest_of_handle_regrename,
9737 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
9738 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
9739 rest_of_handle_gcse2, rest_of_handle_regmove,
9740 rest_of_handle_tracer, rest_of_handle_if_conversion,
9741 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
9742 rest_of_handle_web, rest_of_handle_branch_prob,
9743 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
9744 rest_of_handle_jump_bypass, rest_of_handle_combine,
9745 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9746 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9747 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
9748 rest_of_handle_mode_switching, rest_of_handle_jump,
9749 rest_of_handle_eh, rest_of_handle_stack_adjustments,
9750 rest_of_handle_flow2, rest_of_handle_jump2,
9751 rest_of_handle_peephole2, rest_of_handle_postreload,
9752 rest_of_handle_shorten_branches, rest_of_clean_state,
9753 rest_of_compilation): Remove.
9755 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
9756 * passes.c (dump_flags, in_gimple_form, all_passes,
9757 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9758 register_dump_files, next_pass_1, last_verified, execute_todo,
9759 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
9760 from tree-optimize.c.
9761 (init_optimization_passes): Moved from tree-optimize.c,
9762 adding the RTL optimizations.
9763 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
9764 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
9765 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9766 register_dump_files, next_pass_1, last_verified, execute_todo,
9767 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
9768 init_tree_optimization_passes, ipa_passes): Delete.
9769 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
9771 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
9772 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
9774 (ipa_passes): Remove.
9775 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
9776 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
9777 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
9778 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
9779 (dump_info_p, dump_flag): Moved to tree-dump.h.
9781 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
9783 * passes.c (finish_optimization_passes): Use dump_begin
9784 and dump_end, TDI_end.
9785 (gate_rest_of_compilation): New.
9786 (pass_rest_of_compilation): Use it.
9787 (gate_postreload, pass_postreload): New.
9788 * toplev.c (general_init): Rename init_tree_optimization_passes.
9789 * toplev.h (init_tree_optimization_passes): Rename to
9790 init_optimizations_passes.
9791 * tree-dump.c (dump_flag): Make static.
9792 (dump_files): Remove RTL dumps.
9793 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
9794 pass_cleanup_cfg, pass_free_cfg_annotations,
9795 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
9796 pass_init_datastructures, pass_fixup_cfg): Make non-static.
9797 * tree-pretty-print.c: Include tree-pass.h.
9798 * cgraph.c: Include tree-dump.h.
9800 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9802 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
9803 Only fall back to saying it points to readonly memory if
9806 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9808 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
9809 * config/m32r/m32r.c (m32r_compute_frame_size,
9810 m32r_expand_prologue): Take current_function_profile into
9811 account whenever we reference
9812 current_function_uses_pic_offset_table.
9813 (m32r_finalize_pic): Remove.
9814 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
9816 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
9818 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
9819 instead of $<. Don't remove ./as if it already exists.
9821 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9824 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
9825 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
9826 for complex modes when generating code for PA 1.0.
9827 (VALID_FP_MODE_P): New macro.
9828 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9829 sets for all general and floating point modes. Align wide floating
9830 point modes to even register boundaries to comply with architectural
9832 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
9833 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
9834 (VALID_FP_MODE_P): New macro.
9835 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9836 sets for all general and floating point modes. Align wide floating
9837 point modes to even register boundaries to comply with architectural
9840 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9842 * tree-dump.c (dump_files): Initialize dump number for .cgraph
9845 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9847 * tree-ssa-structalias.c: Don't include expr.h.
9849 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9851 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
9854 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9856 Fix PR tree-optimization/22279
9858 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
9861 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
9863 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
9865 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9867 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
9868 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
9869 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
9870 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
9871 config/stormy16/stormy16.c, config/v850/v850.c,
9872 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
9873 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
9874 Avoid "." or "\n" at end of diagnostics and capital letters at
9875 start of diagnostics.
9876 * combine.c, cse.c: Don't translate dump file output.
9877 * toplev.c (print_version): Only translate output if going to
9880 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9882 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
9883 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
9886 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9888 * pa.c (fix_range): Fix typo in comment.
9890 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9892 * tree-vrp.c (extract_range_from_assert): Replace
9893 fold (build (...)) with fold_build2.
9895 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9897 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
9898 gcc_gfc_char_table, init_dynamic_gfc_info): New.
9899 (format_types_orig, handle_format_attribute): Add support for
9902 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
9904 * varasm.c (assemble_variable): Fix format specifier thinko.
9906 2005-07-03 Ira Rosen <irar@il.ibm.com>
9908 PR tree-optimization/22029 (and 22135)
9909 * tree-pretty-print.c (dump_generic_node): Check that the node is not
9910 a phi node before calling dump_vops.
9912 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9914 * tree-dump.h (dump_string_field): Declare.
9915 * tree-dump.c: Use it instead of dump_string.
9916 (dump_string_field): Make non-static.
9918 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9920 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
9921 up the minimal CFG stuff always when optimize > 0. Call
9922 split_all_insns_noflow in PIC case if needed.
9924 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9925 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
9928 * c-decl.c (c_write_global_declarations): Dump contents of
9930 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
9931 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
9932 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
9933 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
9936 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9938 * c-common.h (GCC_DIAG_STYLE): Define.
9939 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
9940 version for format checking to 4.1.
9941 * c-format.c: Include toplev.h after c-common.h.
9942 (enum format_type): Add gcc_tdiag_format_type.
9943 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
9944 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
9945 (format_types_orig): Add gcc_tdiag.
9946 (init_dynamic_diag_info): Support gcc_tdiag formats.
9947 (handle_format_attribute): Likewise.
9948 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
9949 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
9950 version for format checking to 4.1.
9951 (warning0, warning, error, pedwarn, sorry): Use
9953 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
9954 (finish_aliases_1): Do not use %qE.
9955 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
9956 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
9957 Correct format bugs.
9958 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
9959 parameter to unsigned HOST_WIDE_INT.
9960 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
9962 2005-07-02 David Edelsohn <edelsohn@gnu.org>
9965 * expr.c (write_complex_part): Use adjust_address for MEM.
9966 (read_complex_part): Same.
9968 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
9970 Fix PR tree-optimization/22280
9972 * tree-sra.c (generate_element_init): Remove useless loop.
9974 2005-07-02 Richard Henderson <rth@redhat.com>
9976 * config/alpha/alpha.c (alpha_legitimize_address): Check for
9978 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
9980 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
9983 * fold-const.c (fold_binary): Handle the return value of
9984 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
9985 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
9987 2005-07-02 Jeff Law <law@redhat.com>
9989 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
9990 a eliminate type conversion which feeds an equality comparison
9991 if the original type or either operand in the comparison is a
9994 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
9996 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
9997 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
9999 * config/avr/avr.c: Do not use '`' as left quote.
10000 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
10001 Remove "." from end of diagnostics. Make diagnostics start with
10004 2005-07-02 Zack Weinberg <zack@codesourcery.com>
10005 Joseph S. Myers <joseph@codesourcery.com>
10007 * toplev.c (default_tree_printer): Handle setting location with
10009 * c-objc.common.c (c_tree_printer): Likewise.
10010 * c-format.c (gcc_diag_flag_specs): Add '+'.
10011 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
10012 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
10014 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
10015 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
10016 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
10017 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
10018 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
10019 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
10020 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
10021 format arguments where %J is used without %D.
10023 2005-07-02 Jakub Jelinek <jakub@redhat.com>
10025 * gcc.c (LINK_SSP_SPEC): Define.
10026 (link_ssp_spec): New variable.
10027 (LINK_COMMAND_SPEC): Add %(link_ssp).
10028 (static_specs): Add link_ssp_spec.
10029 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
10030 * configure: Rebuilt.
10031 * config.in: Rebuilt.
10033 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10034 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10035 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10036 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10037 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
10038 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
10039 -0x7008(2) instead of reading __stack_chk_guard variable.
10040 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
10042 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
10043 (stack_protect_set, stack_protect_test): Use *_tls* patterns
10044 if TARGET_THREAD_SSP_OFFSET is defined.
10045 (stack_tls_protect_set_si, stack_tls_protect_set_di,
10046 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
10049 2005-06-27 Richard Henderson <rth@redhat.com>
10050 * libgcc-std.ver (GCC_4.1.0): New.
10051 * libgcc.h (__stack_chk_guard): Declare.
10052 (__stack_chk_fail, __stack_chk_fail_local): Declare.
10053 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
10054 * mklibgcc.in (lib2funcs): Add them.
10056 2005-07-01 Richard Henderson <rth@redhat.com>
10058 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
10059 void * before struct sigcontext *.
10060 (x86_fallback_frame_state): Likewise.
10062 2005-07-01 James E. Wilson <wilson@specifixinc.com>
10064 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
10066 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
10069 * tree-ssa-reassoc.c (should_transpose): Fix which operand
10070 we check for SSA_NAME for.
10072 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
10074 Fix PR tree-optimization/22071
10076 * tree-ssa-structalias.c (offset_overlaps_with_access): New
10078 (get_constraint_for_component_ref): Use it.
10080 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
10083 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
10084 print out the last new line.
10086 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
10088 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
10089 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
10090 * config/cris/cris.c (cris_conditional_register_usage): Adjust
10091 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
10092 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
10093 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
10094 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
10095 (enum reg_class): New member CC0_REGS.
10096 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
10097 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
10098 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
10099 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
10100 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
10101 Adjust for register now described.
10103 2005-07-01 Jakub Jelinek <jakub@redhat.com>
10106 * config/i386/i386.md (stack_protect_test_si,
10107 stack_protect_test_di): Add earlyclobber for scratch 3.
10108 * config/rs6000/rs6000.md (stack_protect_testsi,
10109 stack_protect_testdi): Add earlyclobber for scratch 3,
10110 remove earlyclobber from scratch 4.
10112 Older entries for 2005 can be found in ChangeLog-2005.