1 2005-12-01 Geoffrey Keating <geoffk@apple.com>
3 * config/t-slibgcc-darwin (SHLIB_LINK): Use -single_module rather
6 2005-12-01 Ben Elliston <bje@au.ibm.com>
8 * mklibgcc.in: Parameterise the script to build soft float
9 functions by iterating over each type, rather than cloning the
12 2005-11-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15 * builtins.c (fold_builtin_fputs): Defer check for missing
16 replacement functions.
18 2005-11-30 Kean Johnston <jkj@sco.com>
20 * config/i386/i386.c: Check the value of SUPPORTS_ONE_ONLY, not
21 simply its presense in case targets #define SUPPORTS_ONE_ONLY 0.
23 2005-11-30 Richard Guenther <rguenther@suse.de>
25 PR tree-optimization/22501
26 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
27 function split out from ...
28 (forward_propagate_addr_expr): ... here. Use it to propagate
29 ADDR_EXPRs to all uses.
31 2005-11-30 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
33 * tree.h (CASE_FLT_FN, CASE_INT_FN): New macros.
34 * builtins.c (expand_builtin_mathfn): Use them.
35 (expand_builtin_mathfn_2): Likewise.
36 (expand_builtin_mathfn_3): Likewise.
37 (expand_builtin_int_roundingfn): Likewise.
38 (expand_builtin): Likewise.
39 (integer_valued_real_p): Likewise.
40 (fold_builtin_int_roundingfn): Likewise.
41 (fold_builtin_bitop): Likewise.
42 (fold_builtin_logarithm): Likewise.
43 (fold_builtin_1): Likewise.
44 * convert.c (convert_to_integer): Likewise.
45 * fold-const.c (negate_mathfn_p): Likewise.
46 (tree_expr_nonnegative_p): Likewise.
48 2005-11-30 Dale Johannesen <dalej@apple.com>
49 Andrew Pinski <pinskia@physics.uc.edu>
51 * combine.c (find_split_point): Sign extend bitmask
52 when changing bitfield assignment to IOR of AND.
54 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
56 * config/ms1/ms1.md (decrement_and_branch_until_zero): Add early
57 clobber to scratch reg.
58 (*decrement_and_branch_until_zero_no_clobber): Remove.
59 (decrement_and_branch peephole): Add dummy scratch reg to pattern.
60 (mulhish3): Use TARGET_MS1_16_003, TARGET_MS2.
61 * config/ms1/ms1.opt (mmul): Remove.
62 * config/ms1/ms1.h (ASM_SPEC): Cope with uppercase arch names.
63 (LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Default to 16-002.
65 2005-11-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
66 Bernd Schmidt <bernd.schmidt@analog.com>
68 * pa/predicates.md (symbolic_operand): Add comment.
69 * pa/pa.md (reload_insi_r1, reload_indi_r1): New reload expanders.
70 * pa/pa-protos.h (pa_secondary_reload_class): Delete.
71 * pa/pa.c (TARGET_SECONDARY_RELOAD): Define.
72 (pa_secondary_reload_class): Delete.
73 (pa_secondary_reload): New function derived from SECONDARY_RELOAD_CLASS
74 and pa_secondary_reload_class. Reorder some checks. Update inline
75 copy of symbolic operand.
76 * pa/pa.h (SECONDARY_RELOAD_CLASS): Delete.
78 2005-11-30 Nathan Sidwell <nathan@codesourcery.com>
80 * loop-doloop.c (add_test): Only add jump notes if we did emit a
83 2005-11-30 Jeff Law <law@redhat.com>
85 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Properly
86 handle SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
88 2005-11-30 Jakub Jelinek <jakub@redhat.com>
90 * config/ia64/ia64.c (ia64_expand_tls_address): Add ORIG_OP1 argument.
91 Move ADDEND_{HI,LO} computation into TLS_MODEL_INITIAL_EXEC case.
92 (ia64_expand_move): Adjust caller.
94 * config/ia64/ia64.c (ia64_expand_atomic_op): Only use
95 fetchadd{4,8}.acq instruction if CODE is PLUS or MINUS, for MINUS
98 2005-11-30 Paolo Bonzini <bonzini@gnu.org>
100 * simplify-rtx.c (simplify_plus_minus): Remove final parameter.
101 Always produce an output if we can remove NEGs or canonicalize
102 (minus (minus ...)) expressions. Provide a fast path for the
104 (simplify_gen_binary): Do not call simplify_plus_minus.
105 (simplify_binary_operation_1): Reassociate at the end of the
108 2005-11-29 Evan Cheng <evan.cheng@apple.com>
110 * config/i386/xmmintrin.h (_MM_TRANSPOSE4_PS): Rewrite using high/low
111 moves and unpack to speed up.
113 2005-11-29 David S. Miller <davem@sunset.davemloft.net>
115 * config/sparc/sparc.c (gen_compare_reg): Kill 2nd and 3rd
116 argument, they are always sparc_compare_op0 and sparc_compare_op1.
117 (gen_v9_scc): Update callers.
118 * config/sparc/sparc.md: Likewise.
119 * config/sparc/sparc-protos.h: Update extern declaration.
121 * tree-into-ssa.c (rewrite_into_ssa): Fix comment typo.
123 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
125 * fold-const.c (negate_expr) <case BIT_NOT_EXPR>: Add break after
128 2005-11-29 Andrew Pinski <pinskia@physics.uc.edu>
130 * fold-const.c (negate_expr_p): Return true for BIT_NOT_EXPR.
131 (fold_unary) <case NEGATE_EXPR>: Move -(~a) transformation to ...
134 2005-11-29 Ben Elliston <bje@au.ibm.com>
136 * config/i386/i386.h (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN):
139 2005-11-29 Ben Elliston <bje@au.ibm.com>
141 * Makefile.in (clean-target): Depend on clean-target-libgcc.
142 (clean-target-libgcc): Import rule from the top-level Makefile.in.
144 2005-11-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
148 * builtins.c (init_target_chars): New.
149 (expand_builtin_printf, expand_builtin_fprintf,
150 expand_builtin_sprintf, fold_builtin_sprintf,
151 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
152 fold_builtin_snprintf_chk, fold_builtin_printf,
153 fold_builtin_fprintf): Check for matching format strings using
156 2005-11-29 Paul Brook <paul@codesourcery.com>
158 * config.gcc: Do not use fixproto on m68k-elf.
160 2005-11-28 Roger Sayle <roger@eyesopen.com>
162 * expmed.c (div_cost): Replace with...
163 (sdiv_cost, udiv_cost): New.
164 (init_expmed): Initialize sdiv_cost and udiv_cost, not div_cost.
165 Rename the div and mod fields, used to initialize sdiv_pow2_cheap
166 and smod_pow2_cheap, to sdiv_32 and smod_32 to avoid confusion.
167 (expand_divmod): Replace use of div_cost with either sdiv_cost
168 or udiv_cost depending upon the signedness of the operation.
170 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
173 * config/darwin.c (machopic_indirection_name,
174 machopic_output_indirection): Follow transparent alias chain.
176 2005-11-28 Alexandre Oliva <aoliva@redhat.com>
178 * varasm.c (ultimate_transparent_alias_target): Add comment.
180 2005-11-28 Kazu Hirata <kazu@codesourcery.com>
182 * config/m68k/m68k.c (notice_update_cc): Use SET_DEST and
183 SET_SRC instead of XEXP where appropriate.
185 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
187 * config/fp-bit.c (isnan, isinf, pack_d, unpack_d): Use
190 2005-11-28 Joseph S. Myers <joseph@codesourcery.com>
192 * config/fp-bit.h (LSHIFT): Take shift count parameter.
193 * config/fp-bit.c (_fpadd_parts): Shift in one go instead of one
196 2005-11-28 Bernd Schmidt <bernd.schmidt@analog.com>
198 * config/bfin/bfin.c (bfin_secondary_reload): Renamed from
199 secondary_input_reload_class, made static. Adapt to new
201 (secondary_output_reload_class): Delete.
202 (TARGET_SECONDARY_RELOAD): New macro.
203 * config/bfin/bfin.h (SECONDARY_INPUT_RELOAD_CLASS,
204 SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
206 2005-11-28 Nathan Sidwell <nathan@codesourcery.com>
209 * c-decl.c (finish_struct): Only set DECL_PACKED on a field
210 when its natural alignment is > BITS_PER_UNIT.
211 * stor-layout.c (finalize_type_size): Revert my patch of 2005-08-08.
212 * c-common.c (handle_packed_attribute): Ignore packing on a field
213 whose type is naturally char aligned.
215 2005-11-28 Richard Guenther <rguenther@suse.de>
217 * c-common.c (strict_aliasing_warning): Handle all
218 component-ref like accesses.
220 2005-11-28 Roger Sayle <roger@eyesopen.com>
221 Uros Bizjak <uros@kss-loka.si>
224 * fold-const.c (fold binary) <RDIV_EXPR>: Optimize
225 sin(x)/tan(x) as cos(x) and tan(x)/sin(x) as 1.0/cos(x)
226 when flag_unsafe_math_optimizations is set and
227 we don't care about NaNs or Infinities.
229 Move x/expN(y) and x/pow(y,z) transformation into common
230 flag_unsafe_math_optimizations section.
232 2005-11-27 Mark Mitchell <mark@codesourcery.com>
234 * gcc.c (main): Change type of argv to "char **".
236 2005-11-28 Alan Modra <amodra@bigpond.net.au>
238 * doc/invoke.texi (powerpc msdata-data): Static data doesn't go in
240 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Make global.
241 * config/rs6000/rs6000-protos.h: (rs6000_elf_in_small_data_p): Declare.
242 * config/rs6000/sysv4.h (ASM_OUTPUT_ALIGNED_LOCAL): Rename to..
243 (ASM_OUTPUT_ALIGNED_DECL_LOCAL): ..this, adding extra parm. Don't
244 output locals to sbss if !rs6000_elf_in_small_data_p.
245 (ASM_OUTPUT_ALIGNED_BSS): Adjust for above.
247 2005-11-28 Alan Modra <amodra@bigpond.net.au>
250 * config/rs6000/rs6000.c (legitimate_indexed_address_p): Allow pattern
252 * config/rs6000/predicates.md (indexed_or_indirect_operand): Use
253 indexed_or_indirect_address.
254 (indexed_or_indirect_address): Don't test for base reg. Call
255 address_operand last. Make it a special predicate.
257 2005-11-27 Kazu Hirata <kazu@codesourcery.com>
259 * config/m68k/m68k.c (notice_update_cc): Remove useless code.
261 2005-11-27 Andrew Pinski <pinskia@physics.uc.edu>
264 * fold-const.c (negate_expr_p): Add case for signed divides if overflow
266 (negate_expr): Likewise.
268 2005-11-27 Andreas Schwab <schwab@suse.de>
270 * config/m68k/m68k.c: Reindent and fix whitespace, remove
273 2005-11-27 Steven Bosscher <stevenb@suse.de>
275 * cfgcleanup.c (try_crossjump_to_edge): Always split SRC2 if it
276 has EH predecessor edges.
278 2005-11-26 Eric Christopher <echristo@apple.com>
280 * config/i386/i386.md (*zero_extendqihi2_movzbw): Avoid partial
281 register stalls by zero extending to the full register.
283 2005-11-27 Joseph S. Myers <joseph@codesourcery.com>
285 * config/floatunsisf.c, config/floatunsidf.c,
286 config/floatunsixf.c, config/floatunsitf.c: New files.
287 * config/ia64/t-hpux: Add floatunsitf.c.
288 * config/ia64/ia64.c (ia64_init_libfuncs): Use
289 _U_Qfcnvxuf_dbl_to_quad for unsigned DImode-to-TFmode conversion.
291 2005-11-26 Richard Henderson <rth@redhat.com>
293 * c-lex.c (pragma_lex): Rename from c_lex.
294 * c-pch.c: Update for pragma_lex rename.
295 * c-pragma.c, c-pragma.h, config/ia64/ia64-c.c: Likewise.
296 * config/m32c/m32c-pragma.c, config/darwin-c.c: Likewise.
297 * config/rs6000/rs6000-c.c, config/c4x/c4x-c.c: Likewise.
298 * config/sol2-c.c, config/v850/v850-c.c: Likewise.
299 * doc/tm.texi: Likewise.
301 2005-11-26 Andrew Pinski <pinskia@physics.uc.edu>
304 * fold-const.c (fold_binary): Convert -A/-B to A/B for signed types
305 when overflow is undefined.
307 2005-11-26 Hans-Peter Nilsson <hp@axis.com>
309 * doc/md.texi (Insn Canonicalizations): Refer to the
310 function commutative_operand_precedence for further rules.
312 2005-11-25 Roger Sayle <roger@eyesopen.com>
315 * expmed.c (choose_mult_variant): Return immediately when mult_cost
316 is less than zero. Limit mult_cost to a reasonable upper bound for
317 the synthetic multiplication sequence.
319 2005-11-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
322 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
323 fold_builtin_fputs, fold_builtin_printf, fold_builtin_fprintf):
324 Lookup the explicit replacement functions for any unlocked
325 stdio builtin transformations.
327 2005-11-25 Hans-Peter Nilsson <hp@axis.com>
329 * config/cris/cris.md ("reload_out<mode>"): Mark operand 2 as
331 * targhooks.c (default_secondary_reload): Don't require operand 2
332 for an input reload to be earlyclobber.
334 2005-11-25 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
336 * fold-const.c (negate_mathfn_p): Fix comment and add support
337 for BUILT_IN_CBRT, BUILT_IN_SINH, BUILT_IN_TANH, BUILT_IN_ASINH,
340 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
343 * config/sparc/sparc.c (sparc_init_libfuncs): Use _Q_utoq and
344 _Q_ulltoq for unsigned conversions from SImode and DImode to
347 2005-11-25 Alan Modra <amodra@bigpond.net.au>
349 * config/rs6000/ppc64-fp.c (__floatunditf): New function.
350 (__floatundidf, __floatundisf): Likewise.
352 2005-11-25 David Edelsohn <edelsohn@gnu.org>
354 * config/rs6000/rs6000.c (rs6000_sr_alias_set): Delete.
355 (rs6000_override_options): Remove initialization of
357 (rs6000_emit_eh_reg_restore): Use gen_frame_mem.
358 (rs6000_emit_stack_tie): Same.
359 (emit_frame_save): Same.
360 (gen_frame_mem_offset): Same.
361 (rs6000_emit_prologue): Same.
362 (rs6000_emit_epilogue): Same.
364 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
367 * fold-const.c (fold_build): Convert bool_var != 1 and
368 bool_var == 0 to !bool_var.
370 2005-11-25 Andrew Pinski <pinskia@physics.uc.edu>
373 * fold-const.c (fold_binary): Fold (~a) == C to a == ~C
374 for C being INTEGER_CST. Likewise for !=.
376 2005-11-25 Joseph S. Myers <joseph@codesourcery.com>
379 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use _q_utoq for
380 unsigned conversions from SImode to TFmode.
382 2005-11-24 Bernd Schmidt <bernd.schmidt@analog.com>
384 * expr.c (expand_expr_real_1): Fix error in last change.
386 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
388 * caller-save.c: (this_insn_sets): Move into:
389 (save_call_clobbered_regs).
390 (mark_set_regs): Get this_insn_sets from data.
392 (save_call_clobbered_regs): Take sets of the return value by
393 sibcalls into account.
395 2005-11-24 J"orn Rennecke <joern.rennecke@st.com>
398 * regclass.c (FORBIDDEN_INC_DEC_CLASSES): Remove
399 SECONDARY_INPUT_RELOAD_CLASS and SECONDARY_OUTPUT_RELOAD_CLASS tests.
400 (init_fake_stack_mems): Remove HAVE_SECONDARY_RELOADS test.
401 (memory_move_secondary_cost, init_reg_autoinc): Remove
402 SECONDARY_INPUT_RELOAD_CLASS / SECONDARY_OUTPUT_RELOAD_CLASS tests.
403 Replace SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with
404 secondary_reload_class call.
405 (copy_cost): Likewise. Add new parameter prev_sri. Changed all
407 * reload.c (entire file): Remove HAVE_SECONDARY_RELOADS checks.
408 (push_secondary_reload): Use secondary_reload target hook.
409 (secondary_reload_class, scratch_reload_class): New functions.
410 (push_reload): Remove SECONDARY_INPUT_RELOAD_CLASS and
411 SECONDARY_OUTPUT_RELOAD_CLASS tests. Replace
412 SECONDARY_{IN,OUT}PUT_RELOAD_CLASS use with secondary_reload_class call.
413 * reload.h (HAVE_SECONDARY_RELOADS): Don't define nor test.
414 (secondary_reload_class, scratch_reload_class): Declare.
415 * reload1.c: Include target.h.
416 (reload_adjust_reg_for_temp): New function.
417 (reload_adjust_reg_for_icode): Likewise.
418 (choose_reload_regs): Remove SECONDARY_INPUT_RELOAD_CLASS test.
419 Replace SECONDARY_INPUT_RELOAD_CLASS use with secondary_reload_class
421 (emit_input_reload_insns): Likewise. Rewrite secondary reload checks
422 for inheritance. Support case when both secondary & tertiary reloads
423 are for intermediate registers.
424 (emit_output_reload_insns): Replace SECONDARY_OUTPUT_RELOAD_CLASS use
425 with secondary_reload_class call. Support case when both secondary
426 & tertiary reloads are for intermediate registers.
427 * target-def.h (TARGET_SECONDARY_RELOAD): Provide default definition.
428 (TARGET_INITIALIZER) Add TARGET_SECONDARY_RELOAD.
429 * target.h (secondary_reload_info): New struct / typedef.
430 (struct gcc_target): New member secondary_reload.
431 * targhooks.c Include reload.h, optabs.h and recog.h.
432 (default_secondary_reload): New function.
433 * targhooks.h (default_secondary_reload): Declare.
434 * doc/tm.texi: Document secondary_reload target hook. Update
435 description of SECONDARY_*RELOAD_CLASS and reload_{in,out}<mode>.
436 * doc/md.texi: Likewise.
438 * sh-protos.h (sh_secondary_reload): Declare.
439 * sh.c (TARGET_SECONDARY_RELOAD): Override.
440 (sh_secondary_reload): New function.
441 * sh.h (SECONDARY_INOUT_RELOAD_CLASS): Don't define.
442 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
443 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
444 (HAVE_SECONDARY_RELOADS): Define.
445 * sh.md (reload_indf): Rename to:
447 (reload_outdf): Rename to:
448 (reload_outdf__RnFRm).
449 (reload_insf): Rename to:
451 (reload_insi): Rename to:
452 (reload_insi__i_fpul).
454 2005-11-24 Uros Bizjak <uros@kss-loka.si>
456 * configure.ac: Require at least texinfo 4.4.
457 * configure: Regenerate.
459 * doc/install.texi (Tools/packages necessary for building GCC):
460 Update required version of texinfo to at least 4.4.
461 (Installing GCC: Building): Update required version of texinfo
463 (Installing GCC: Final installation): Update required version
464 of texi2dvi to at least 4.4.
465 (Host/target specific installation notes for GCC): Update required
466 version of texinfo to at least 4.4.
468 2005-11-24 Richard Guenther <rguenther@suse.de>
469 Dirk Mueller <dmueller@suse.de>
472 * c-common.h (strict_aliasing_warning): Declare.
473 * c-common.c (strict_aliasing_warning): New function,
475 * c-typeck.c (build_c_cast): ... here.
477 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
479 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
481 (swap_commutative_operands_with_target): New.
483 2005-11-24 Paolo Bonzini <bonzini@gnu.org>
485 * gcse.c (hash_scan_set): Look through REG_EQUAL or REG_EQUIV notes
486 also when doing PRE, rather than only for global CPROP.
488 2005-11-24 Ben Elliston <bje@au.ibm.com>
490 * machmode.h (CLASS_HAS_WIDER_MODES_P): New macro.
491 * optabs.c (expand_binop): Use CLASS_HAS_WIDER_MODES_P, improve
493 (expand_twoval_unop): Likewise.
494 (widen_clz): Likewise.
495 (expand_parity): Likewise.
496 (expand_unop): Likewise.
497 (emit_cmp_and_jmp_insn_1): Likewise.
498 (prepare_float_lib_cmp): Likewise.
500 2005-11-24 Ben Elliston <bje@au.ibm.com>
502 * optabs.c (prepare_cmp_insn): Use SCALAR_FLOAT_MODE_P.
503 Remove unused `class' variable.
505 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
508 * c-typeck.c (build_array_ref): Avoid code duplicate. Use common
509 C/C++ diagnostic function warn_array_subscript_with_type_char.
510 * c-common.h (warn_array_subscript_with_type_char): Declare.
511 * c-common.c (warn_array_subscript_with_type_char): Define.
513 2005-11-23 Gabriel Dos Reis <gdr@integrable-solutions.net>
516 * c-decl.c (grokdeclarator): Don't warn for 'extern const' when
517 compiling at the intersection of C and C++.
519 2005-11-23 Mark Mitchell <mark@codesourcery.com>
521 * doc/invoke.texi: For man pages, include gcc-vers.texi.
522 List @file in the option summary. Include the libiberty
523 documentation for @file.
524 * gcc.c (main): Call expandargv.
525 * Makefile.in (gcc-vers.texi): Define srcdir.
527 2005-11-23 Diego Novillo <dnovillo@redhat.com>
529 * passes.c (init_optimization_passes): Document
530 sequencing of passes.
532 2005-11-23 Kazu Hirata <kazu@codesourcery.com>
534 * config/m68k/predicates.md (pcrel_address, extend_operator,
535 post_inc_operand, pre_dec_operand): Remove redundant
537 (const_uint32_operand, const_sint32_operand): Use gcc_assert
539 (valid_dbcc_comparison_p): Rewrite in the lisp style.
541 2005-11-23 Ben Elliston <bje@au.ibm.com>
543 * dwarf2.h (enum dwarf_type): Add DW_ATE_decimal_float.
545 2005-11-22 J"orn Rennecke <joern.rennecke@st.com>
547 Preparatory work for PR target/21623:
548 * alpha.c (secondary_reload_class): Rename to:
549 (alpha_secondary_reload_class).
550 * alpha.h, alpha-protos.h: Likewise.
551 * mn10300.c (secondary_reload_class): Rename to:
552 (mn10300_secondary_reload_class).
553 * mn10300.h, mn10300-protos.h: Likewise.
554 * pa.c (secondary_reload_class): Rename to:
555 (pa_secondary_reload_class).
556 * pa.h, pa-protos.h: Likewise.
557 * rs6000.c (secondary_reload_class): Rename to:
558 rs6000_secondary_reload_class.
559 * rs6000.h, rs6000-protos.h: Likewise.
561 2005-11-22 Eric Botcazou <ebotcazou@adacore.com>
564 * tree-ssa-structalias.c (get_constraint_for): Handle ARRAY_RANGE_REF.
566 2005-11-22 Ian Lance Taylor <ian@airs.com>
568 * optabs.c (expand_unop): Call SCALAR_FLOAT_MODE_P on a mode, not
570 (prepare_cmp_insn): Likewise.
572 2005-11-22 Kazu Hirata <kazu@codesourcery.com>
575 * m68k.md (zero_extendsidi2): Force operands[1] to a register
576 if both operands[0] and operands[1] are memory.
578 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
581 * fold-const.c (fold_unary) <case NOP_EXPR, CONVERT_EXPR>: For
582 COMPARISON_CLASS_P and an integral types create create a new
583 expression with the new type and fold that.
585 2005-11-22 Andrew Pinski <pinskia@physics.uc.edu>
588 * config/rs6000/darwin.h (TARGET_OS_CPP_BUILTINS): Remove call
589 to SUBTARGET_OS_CPP_BUILTINS.
591 2005-11-22 Richard Earnshaw <richard.earnshaw@arm.com>
593 * arm.c (emit_set_insn): New function.
594 (arm_split_constant): Call it.
595 (arm_gen_compare_reg, arm_reload_in_hi, arm_reload_out_hi): Likewise.
596 (arm_legitimize_address): Likewise. Use plus_constant.
597 (arm_expand_prologue): Likewise. Use VOIDmode in SET.
598 (thumb_expand_prologue): Likewise.
599 (arm_gen_load_multiple): Use VOIDmode in SET.
600 (arm_gen_store_multiple): Likewise.
601 (vfp_emit_fstmx): Likewise. Use plus_constant.
602 (emit_multi_reg_push): Likewise.
603 (emit_sfm): Use plus_constant.
605 2005-11-23 Alan Modra <amodra@bigpond.net.au>
608 * config/rs6000/predicates.md (easy_vector_constant_add_self): Fix
611 2005-11-22 Alan Modra <amodra@bigpond.net.au>
614 * expmed.c (store_bit_field): Don't attempt to insv a field
617 2005-11-22 Alan Modra <amodra@bigpond.net.au>
620 * config/rs6000/predicated.md (easy_vector_constant_add_self): Use
621 explicit sign extension, not a (char) cast.
623 2005-11-22 Ben Elliston <bje@au.ibm.com>
625 * optabs.c: Use SCALAR_FLOAT_MODE_P instead of explicitly testing
626 GET_MODE_CLASS (x) == MODE_FLOAT.
627 * config/i386/i386.c: Likewise.
628 * config/rs6000/xcoff.h: Likewise.
629 * config/rs6000/linux64.h: Likewise.
630 * config/rs6000/rs6000.c: Likewise.
631 * config/rs6000/rs6000.h: Likewise.
632 * config/rs6000/predicates.md: Likewise.
633 * config/rs6000/sysv4.h: Likewise.
635 2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
637 * c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
640 * config/alpha/freebsd.h, config/alpha/linux.h,
641 config/arm/linux-elf.h, config/bfin/bfin.h,
642 config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
643 config/i386/beos-elf.h, config/i386/gnu.h,
644 config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
645 config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
646 config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
647 config/rs6000/linux64.h, config/rs6000/sysv4.h,
648 config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
649 config/sh/linux.h, config/sh/sh.h, config/sol2.h,
650 config/sparc/linux.h, config/sparc/linux64.h,
651 config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
653 * doc/invoke.texi: Document that the macros __pic__ and __PIC__
654 are both defined when either flag -fpic or -fPIC are used.
656 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
658 * config/fp-bit.c (clzusi): New function.
659 (si_to_float, usi_to_float): Use it to compute proper shift.
660 (usi_to_float): Preserve guard bits when shifting right.
661 * libgcc-std.ver (GCC_4.2.0): New version.
662 * libgcc2.c (__floatundixf, __floatunditf, __floatundidf,
663 __floatundisf): New functions.
664 * libgcc2.h (__floatundixf, __floatunditf, __floatundidf,
665 __floatundisf): Declare.
666 * mklibgcc.in (lib2funcs): Add _floatundidf, _floatundisf,
667 _floatundixf, and _floatunditf.
668 * optabs.c (expand_float): If target does not define a pattern for
669 signed or unsigned conversion, use an unsigned libcall instead of
671 (init_optabs): Initialize ufloat_optab.
673 2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
675 * config/rs6000/rs6000.opt (mmulhw): New option.
676 * doc/invoke.texi (-mmulhw): Document.
677 * config/rs6000/rs6000.c (rs6000_override_options): Enable -mmulhw
679 * config/rs6000/rs6000.md: Add half-word multiply and
680 multiply-accumulate instructions for 405 and 440.
682 2005-11-21 Joel Sherrill <joel.sherrill@oarcorp.com>
684 * config/arm/rtems-elf.h: Added definition of LINK_GCC_C_SEQUENCE_SPEC
685 which matches behavior of gcc 4.0 and older for RTEMS targets. The
686 default now includes a linker group which makes the RTEMS one nest.
688 2005-11-22 Ben Elliston <bje@au.ibm.com>
690 * cse.c (fold_rtx): Typo fix.
691 (find_comparison_args): Pass the mode of arg1, not arg1 itself.
693 2005-11-21 Richard Henderson <rth@redhat.com>
695 * c-common.c, config/darwin-c.c, c-decl.c, c-tree.h, c-objc-common.h,
696 langhooks-def.h, langhooks.h: Revert 2005-11-18 lookup_name patch.
698 * c-tree.h (lookup_name): Move declaration ...
699 * c-common.h (lookup_name): ... here.
700 * config/darwin-c.c: Include c-common.h.
701 * config/t-darwin: Update dependencies.
703 2005-11-22 Ben Elliston <bje@au.ibm.com>
705 * optabs.c (expand_abs_nojump): Use SCALAR_FLOAT_MODE_P instead of
706 explicitly testing GET_MODE_CLASS (x) == MODE_FLOAT.
707 * genopinit.c (gen_insn): Likewise.
708 * reload.c (find_equiv_reg): Likewise.
709 * loop.c (load_mems): Likewise.
710 * rtlanal.c (may_trap_p_1, canonicalize_condition): Likewise.
711 * cse.c (find_comparison_args, fold_rtx): Likewise.
712 * dwarf2out.c (add_const_value_attribute): Likewise.
713 * expr.c (convert_move): Likewise.
714 * recog.c (general_operand, register_operand): Likewise.
715 * reg-stack.c (replace_reg): Likewise.
716 * tree-vect-generic.c (type_for_widest_vector_mode): Likewise.
717 * c-common.c (handle_vector_size_attribute): Likewise.
718 * simplify-rtx.c (simplify_const_unary_operation): Likewise.
719 (simplify_binary_operation_1): Likewise.
720 (simplify_const_binary_operation): Likewise.
721 (simplify_relational_operation): Likewise.
722 (simplify_const_relational_operation): Likewise.
723 (simplify_immed_subreg): Likewise.
724 * emit-rtl.c (gen_lowpart_common): Likewise.
725 * expmed.c (expand_mult): Likewise.
726 * stor-layout.c (layout_type): Likewise.
728 2005-11-21 Paolo Bonzini <bonzini@gnu.org>
731 * config/rs6000/rs6000.c (output_vec_const_move): Load cst and
732 cst2 only for SPE vectors.
734 2005-11-21 David Edelsohn <edelsohn@gnu.org>
737 * config/rs6000/predicates.md (vrsave_operation): Check
738 UNSPEC_VOLATILE value.
740 2005-11-21 Jan Hubicka <jh@suse.cz>
742 PR tree-optimization/24653
743 * tree-ssa-ccp.c (ccp_fold): Strip down useless conversions.
745 2005-11-21 Uros Bizjak <uros@kss-loka.si>
747 * config/i386/predicates.md (ax_reg_operand): New predicate.
748 (memory_displacement_only_operand): New predicate.
749 * config/i386/i386.md ("modrm" attribute): Return 0 if one
750 operand is AX register and the other operand is memory operand
751 with displacement only.
753 2005-11-21 Uros Bizjak <uros@kss-loka.si>
755 * fold-const.c (fold_binary) <RDIV_EXPR>: Optimize A / A to 1.0
756 if we don't care about NaNs or Infinities.
758 2005-11-20 Ian Lance Taylor <ian@airs.com>
760 PR rtl-optimization/24883
761 * combine.c (combinable_i3pat): When checking whether the
762 destination of i3 is used in i3, consider paradoxical subregs.
764 2005-11-21 Kazu Hirata <kazu@codesourcery.com>
767 * cse.c (cse_insn): Reject invalid forms of CONST earlier.
769 2005-11-20 Joseph S. Myers <joseph@codesourcery.com>
771 * combine.c (try_combine): Do not run subst on i1src and i2src in
772 the case of generating a PARALLEL for a comparison.
774 2005-11-20 Richard Henderson <rth@redhat.com>
777 * tree-sra.c (struct sra_elt): Add all_no_warning.
778 (struct sra_walk_fns) <use>: Add use_all argument.
779 (sra_walk_expr): Pass it.
780 (sra_walk_modify_expr): Likewise.
781 (scalarize_ldst): Likewise.
782 (scan_use): Update for new argument.
783 (mark_no_warning): New.
784 (scalarize_use): Use it.
786 2005-11-20 Bernd Schmidt <bernd.schmidt@analog.com>
788 * expr.c (expand_expr_real): Use usmul_optab for widening
789 signed * unsigned multiplies.
790 * genopinit.c (optabs): Add usmul_widen_optab.
791 * optabs.c (init_optabs): Likewise.
792 * optabs.h (enum optab_index): Add OTI_usmul_widen.
793 (usmul_widen_optab): Define.
794 * config/bfin/bfin.md (usmulhisi3): New pattern.
796 * doc/md.texi (usmulqihi3, usmulhisi3, usmulsidi3): Document.
798 2005-11-20 Graham Stott <btinternet.com>
800 * gensupport.c (std_preds): Fixed extraneous `false` in last change.
802 2005-11-20 Andreas Schwab <schwab@suse.de>
805 * config/ia64/ia64.c (ia64_expand_atomic_op): Fix condition of cmp
808 2005-11-19 Richard Henderson <rth@redhat.com>
811 * tree-gimple.c (is_gimple_id): Export.
812 * tree-gimple.h (is_gimple_id): Declare.
813 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): New.
814 (get_default_value): Use it.
815 (maybe_fold_stmt_indirect): Likewise.
817 2005-11-19 James A. Morrison <phython@gcc.gnu.org>
819 * tree-vrp.c (compare_ranges): Return false for EQ_EXPR if VR0 is less
820 than VR1 or vice-versa.
822 2005-11-19 Hans-Peter Nilsson <hp@axis.com>
826 * reload.c (find_reloads_address_1): Mention dependency on
828 * reload1.c (gen_reload): For IN with an unary operation, try
829 moving inner expression to OUT if trivial SET is not valid.
830 Confirm that the result is valid. Move common code block into...
831 (emit_insn_if_valid_for_reload): New function.
833 2005-11-19 Richard Guenther <rguenther@suse.de>
835 * fold-const.c (fold_indirect_ref_1): Make sure we fold
836 ARRAY_REFs of constant strings.
838 2005-11-19 Jakub Jelinek <jakub@redhat.com>
840 * gcc.c (version_compare_spec_function): Use '%s' rather than %qs in
843 2005-11-19 Joseph S. Myers <joseph@codesourcery.com>
845 * combine.c (make_compound_operation): Swap operands of
846 commutative operation if necessary before returning.
848 2005-11-19 Richard Guenther <rguenther@suse.de>
851 * fold-const.c (fold_plusminus_mult_expr): New function.
852 (fold_binary): Use to canonicalize PLUS_EXPR and MINUS_EXPR
853 cases, remove now unnecessary code.
855 2005-11-19 Paolo Bonzini <bonzini@gcc.gnu.org>
857 * gensupport.c (old_preds): Rename to std_preds, add special field.
858 (struct old_pred_table): Rename to struct std_pred_table, add special
860 (NUM_KNOWN_OLD_PREDS): Rename to NUM_KNOWN_STD_PREDS.
861 (NUM_OLD_SPECIAL_MODE_PREDS): Remove.
862 (init_predicate_table): Adjust, and set along the way whether a
863 predicate is special.
865 2005-11-18 Mark Mitchell <mark@codesourcery.com>
867 * BASE-VER: Change to 4.2.0.
869 2005-11-18 James E Wilson <wilson@specifix.com>
871 * builtins.c (fold_builtin_strstr): Pass s1 through fold_convert before
874 2005-11-18 Mike Stump <mrs@apple.com>
876 * c-common.c (handle_cleanup_attribute): Use a lang hook for lookup_name.
877 * config/darwin-c.c (darwin_pragma_unused): Likewise.
878 * c-decl.c (lookup_name_two) Remove.
879 * c-tree.h (lookup_name_two): Remove.
880 * c-objc-common.h (LANG_HOOKS_LOOKUP_NAME): Add.
881 * langhooks-def.h (LANG_HOOKS_LOOKUP_NAME): Add.
882 (LANG_HOOKS_DECLS): Add initializer for LANG_HOOKS_LOOKUP_NAME.
883 * langhooks.h (lang_hooks_for_decls): Add lookup_name.
885 2005-11-18 Richard Earnshaw <richard.earnshaw@arm.com>
888 * arm.c (arm_hard_regno_mode_ok): Co-processor registers aren't ok
889 when not generating code to use that co-processor.
891 2005-11-18 James A. Morrison <phython@gcc.gnu.org>
893 * tree-flow.h (reserve_phi_args_for_new_edge, create_phi_node,
894 add_phi_arg, remove_phi_args, remove_phi_node phi_reverse): Mention that
895 these functions are now in tree-phinodes.c.
897 2005-11-18 Jie Zhang <jie.zhang@analog.com>
899 * config/bfin/bfin.md (trap): New pattern.
901 2005-11-18 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
903 * tree-ssa-dom.c (extract_range_from_cond): Deal with variable bounds
906 * expr.c (expand_expr_real): Don't call record_block_change unless
907 ib_boundaries_block is non-null
909 * postreload.c (reload_cse_move2add): Don't try to work with BImode.
911 * fold-const.c (build_range_check): Use proper type for subtraction
912 when merging lower bound.
914 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
916 PR rtl-optimization/24497
917 * loop-unroll.c (apply_opt_in_copies): Do not verify equality of
920 2005-11-18 Zdenek Dvorak <dvorakz@suse.cz>
922 * tree-scalar-evolution.c (expression_expensive_p): New function.
923 (scev_const_prop): Use compute_overall_effect_of_inner_loop.
925 2005-11-18 Bernd Schmidt <bernd.schmidt@analog.com>
927 * config/bfin/crtlibid.s: New file.
929 2005-11-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
932 * config.gcc (hppa*-*-hpux*): Add pa/t-slibgcc-elf-ver to tmake config
933 when not using sjlj exceptions.
934 * config/pa/pa64-hpux.h (LIB_SPEC): Add -lpthread in static links.
935 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
936 * config/pa/som.h (ASM_PREFERRED_EH_DATA_FORMAT): Delete define.
937 * config/pa/linux-unwind.h (pa32_fallback_frame_state): Use
938 DWARF_ALT_FRAME_RETURN_COLUMN instead of column 0 as return column.
939 * config/pa/pa-hpux.h (MD_UNWIND_SUPPORT): New define.
940 * config/pa/pa-linux.h (INCOMING_RETURN_ADDR_RTX,
941 DWARF_FRAME_RETURN_COLUMN, ASM_PREFERRED_EH_DATA_FORMAT,
942 ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Delete defines.
943 * config/pa/pa.h (ARG_POINTER_CFA_OFFSET): Delete.
944 (FRAME_POINTER_CFA_OFFSET, INCOMING_RETURN_ADDR_RTX,
945 DWARF_FRAME_RETURN_COLUMN, DWARF_ALT_FRAME_RETURN_COLUMN,
946 ASM_PREFERRED_EH_DATA_FORMAT, ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New
948 * config/pa/hpux-unwind.h: New file.
950 2005-11-17 Alexandre Oliva <aoliva@redhat.com>
952 * config/rs6000/rs6000.h (ASM_OUTPUT_WEAKREF): Define.
953 * defaults.h (ASM_OUTPUT_WEAKREF): Add decl argument.
954 * varasm.c (do_assemble_alias): Adjust call.
955 (weak_finish): Don't use ASM_WEAKEN_LABEL if ASM_WEAKEN_DECL
957 * doc/tm.texi (ASM_OUTPUT_WEAKREF): Document it.
959 2005-11-17 James E Wilson <wilson@specifix.com>
961 * tree.def (FUNCTION_DECL): Correct typo in comment.
963 2005-11-17 Richard Henderson <rth@redhat.com>
965 * dwarf2out.c (dw_cfi_oprnd_struct): Reduce dw_cfi_reg_num to int.
966 (lookup_cfa_1): Apply data alignment to DW_CFA_def_cfa_offset_sf
967 and DW_CFA_def_cfa_sf.
968 (def_cfa_1): Use DW_CFA_def_cfa_offset_sf with negative values.
969 (dbx_reg_number): Don't assert particular registers here.
970 (based_loc_descr): ... do it here instead. Fold in ...
971 (eliminate_reg_to_offset): ... this function.
972 (compute_frame_pointer_to_cfa_displacement): Fold in the effects
973 of eliminate_reg_to_offset; use FRAME_POINTER_CFA_OFFSET.
974 * unwind-dw2.c (execute_cfa_program): Apply data align factor
975 to DW_CFA_def_cfa_offset_sf and DW_CFA_def_cfa_sf.
976 * function.c (instantiate_new_reg): Use FRAME_POINTER_CFA_OFFSET.
977 (instantiate_virtual_regs): Likewise.
978 * var-tracking.c (adjust_stack_reference): Likewise.
979 * doc/tm.texi (FRAME_POINTER_CFA_OFFSET): New.
981 2005-11-17 Bernd Schmidt <bernd.schmidt@analog.com>
983 * config/bfin/elf.h (STARTFILE_SPEC): Add "crtlibid%O%s"
984 * config/bfin/uclinux.h (STARFILE_SPEC): Likewise.
985 * config/bfin/t-bfin-elf (EXTRA_PARTS, EXTRA_MULTILIB_PARTS): Add
987 ($(T)crtlibid.o): New rule.
989 2005-11-16 Richard Guenther <rguenther@suse.de>
992 * fold-const.c (extract_array_ref): Return byte offset
994 (fold_binary): Fold &x[a] CMP &x[b] to
995 a*sizeof(*x) CMP b*sizeof(*x) to get correct overflow
998 2005-11-16 Richard Henderson <rth@redhat.com>
1001 * tree-ssa.c (warn_uninitialized_var): Skip real and imaginary
1002 parts of an SSA_NAME.
1004 2005-11-16 Richard Earnshaw <richard.earnshaw@arm.com>
1007 * arm.md (split for movsf with immediate): Restrict split to insns
1008 that set a general register.
1010 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1012 * config/ia64/unwind-ia64.c (uw_advance_context): New. Call
1014 * unwind-dw2.c (uw_advance_context): Likewise.
1015 * unwind-sjlj.c (uw_advance_context): Likewise. Also call
1016 _Unwind_SjLj_Unregister.
1017 * unwind.inc (_Unwind_ForcedUnwind_Phase2): Call uw_advance_context.
1019 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1021 * unwind-sjlj.c (_Unwind_GetCFA): Handle the builtin_setjmp case.
1023 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1025 * config/alpha/alpha.c (alpha_init_builtins): Use type_for_mode
1026 langhook to get a DImode integer type.
1028 2005-11-16 Richard Henderson <rth@redhat.com>
1029 J"orn Rennecke <joern.rennecke@st.com>
1030 Ulrich Weigand <uweigand@de.ibm.com>
1034 * reload1.c (reg_equiv_invariant): New.
1035 (reload): Allocate, initialize, and free it.
1036 (calculate_needs_all_insns): Check it when skipping equivalence
1038 (alter_reg): Likewise.
1039 (eliminate_regs_1): Rename from eliminate_regs. Add new
1040 may_use_invariant argument; only use reg_equiv_invariant when true.
1041 (eliminate_regs): New.
1042 (eliminate_regs_in_insn): Use eliminate_regs_1; track when we're in
1043 a context for which may_use_invariant may be true.
1045 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1047 * fold-const.c (const_binop): Don't constant fold the operation
1048 if the result has overflowed and flag_trapping_math.
1049 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
1051 2005-11-16 Daniel Jacobowitz <dan@codesourcery.com>
1053 * config/arm/unwind-arm.c (abort): Add prototype here.
1054 (UCB_FORCED_STOP_ARG): Correct typo in macro argument.
1055 (struct phase1_vrs): Add prev_sp.
1056 (unwind_phase2_forced): Save the original core registers instead of
1057 modifying entry_vrs. Take a new flag argument for resuming unwinding
1058 and set action flags accordingly. Always set _US_END_OF_STACK when
1059 get_eit_entry fails. Unwind before calling the stop function.
1060 (_Unwind_GetCFA): New function.
1061 (__gnu_Unwind_ForcedUnwind): Update call to unwind_phase2_forced.
1062 (__gnu_Unwind_Resume_or_Rethrow): Likewise.
1063 (__gnu_Unwind_Resume): Do not unwind here for forced unwinding;
1064 just call unwind_phase2_forced.
1065 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Move to here.
1066 * config/arm/unwind-arm.h (abort): Remove prototype.
1067 (_Unwind_GetDataRelBase, _Unwind_GetTextRelBase): Change to
1069 (_Unwind_GetCFA): New prototype.
1070 * config/arm/pr-support.c (abort): Add prototype here.
1071 * unwind-c.c (PERSONALITY_FUNCTION) [__ARM_EABI_UNWINDER__]: Handle
1073 * config/arm/arm.c (arm_expand_prologue, thumb_expand_prologue): Do
1074 not schedule the prologue with non-call exceptions and EABI.
1076 2005-11-16 Nathan Sidwell <nathan@codesourcery.com>
1078 * config/arm/unwind-arm.h: Reorder interface function declarations.
1079 (_URC_END_OF_STACK): New enumeration value.
1080 (_US_UNWIND_ACTION_MASK, _US_FORCE_UNWIND, _US_END_OF_STACK): Likewise.
1081 (struct _Unwind_Control_Block): Document reserved field use.
1082 (_Unwind_Stop_Fn): New typedef.
1083 (_Unwind_ForcedUnwind): Declare.
1084 (_Unwind_Resume_or_Rethrow): Declare.
1085 * gcc/config/arm/libunwind.S (UNWIND_WRAPER): Add nargs
1087 (_Unwind_Resume_or_Rethrow, _Unwind_ForcedUnwind): New.
1088 * config/arm/unwind-arm.c (UCB_FORCED_STOP_FN)
1089 (UCB_FORCED_STOP_ARG): New.
1090 (search_EIT_table): Update boundary condition checks.
1091 (get_eit_entry): Return _URC_END_OF_STACK when cannot unwind.
1092 (unwind_phase2): Replace for with do..while.
1093 (unwind_phase2_forced): New.
1094 (__gnu_Unwind_RaiseException): Replace for with do..while.
1095 (__gnu_Unwind_ForcedUnwind): New.
1096 (__gnu_Unwind_Resume): Set FORCE_UNWIND flag, if forced unwinding.
1097 Use appropriate phase2 unwinder.
1098 (__gnu_Unwind_Resume_or_Rethrow): New.
1099 (__gnu_unwind_pr_common): Cope with forced unwinding.
1101 2005-11-16 David Edelsohn <edelsohn@gnu.org>
1104 * config/rs6000/predicates.md (vrsave_operation): SET_SRC is a VEC.
1106 * config/rs6000/rs6000.md (btruncsf2, ceilsf2, floorsf2,
1107 roundsf2): Remove "s" from mnemonic.
1109 2005-11-16 Bernd Schmidt <bernd.schmidt@analog.com>
1111 * config/bfin/crti.s (__init, __fini): Use appropriate prologue if
1113 * config/bfin/crtn.s: Change epilogues to match.
1114 * config/bfin/t-bfin-elf (EXTRA_MULTILIB_PARTS): Define.
1115 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): If flag_pic, define
1116 __PIC__ and __pic__.
1118 2005-11-16 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
1121 * doc/invoke.texi: Distinguish between free and fixed form instead of
1122 Fortran and Fortran 90/95. Remove ratfor from the list of supported
1124 * gcc.c (default_compilers): Remove double entries, add entries for
1125 suffixes '.F90' and '.F95'.
1127 2005-11-16 Eric Botcazou <ebotcazou@adacore.com>
1129 * config/alpha/alpha.c (alpha_expand_prologue): Fix off-by-one bug
1130 in the stack probing loop.
1132 2005-11-15 David Edelsohn <edelsohn@gnu.org>
1134 * configure.ac: Use .machine power5 not power5x.
1135 * configure: Regenerate.
1137 2005-11-15 Mike Stump <mrs@apple.com>
1139 * c-decl.c (lookup_name_two): Add.
1140 * c-tree.h (lookup_name_two): Likewise.
1141 * c-common.c (handle_cleanup_attribute): Use lookup_name_two instead.
1142 * config/darwin-c.c (darwin_pragma_unused): Likewise.
1144 2005-11-16 Alan Modra <amodra@bigpond.net.au>
1146 PR rtl-optimization/23392
1147 * regrename.c (enum scan_actions) Add mark_access.
1148 (scan_actions_name): Ditto.
1149 (scan_rtx_reg): Handle mark_access.
1150 (scan_rtx_address): Do nothing for mark_access.
1151 (build_def_use): Mark source registers in REG_FRAME_RELATED_EXPR
1152 and regs in REG_INC notes before closing chains for dead regs.
1153 Mark destination regs in REG_FRAME_RELATED_EXPR notes after
1154 opening chains for new writes.
1156 2005-11-15 David Edelsohn <edelsohn@gnu.org>
1158 * c.opt (ffixed-line-length-none): New.
1160 2005-11-15 Steve Ellcey <sje@cup.hp.com>
1162 * mklibgcc.in: Change contents of eh_dummy.c.
1164 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
1166 * loop.c (scan_loop): Do not insert temporaries for hard registers.
1168 2005-11-15 Daniel Jacobowitz <dan@codesourcery.com>
1170 * config/arm/lib1funcs.asm (div0) [L_dvmd_lnx]: Call raise instead
1172 * config/arm/linux-eabi.h (CLEAR_INSN_CACHE): Define. Set r7 also.
1174 2005-11-15 Jan Hubicka <jh@suse.cz>
1176 * invoke.texi (large-unit-insns): Document.
1177 * ipa-inline.c (cgraph_decide_inlining): Use large-unit-insns param.
1178 * params.def (large-unit-insns): New param.
1180 2005-11-15 Hans-Peter Nilsson <hp@axis.com>
1183 * config/cris/cris.md ("*mov_sidesisf_mem"): Do not match
1184 special register for operand 3. Reindent constraints to align
1187 2005-11-14 David Edelsohn <edelsohn@gnu.org>
1189 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mmfcrf,
1190 -mpopcntb, -mfprnd. Add -mcpu=power5+.
1191 * configure.ac: Add test for FP rounding instructions.
1192 * configure: Regenerate.
1193 * config.in: Regenerate.
1194 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
1195 _ARCH_PPCSQ, _ARCH_PPCGR, _ARCH_PWR4, _ARCH_PWR5, _ARCH_PWR5X if
1197 * config/rs6000/rs6000.opt (mfprnd): New.
1198 * config/rs6000/rs6000.c (processor_target_table): Add power5+.
1199 (POWERPC_MASKS): Add MASK_POPCNTB and MASK_FPRND.
1200 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add -mpower5+.
1201 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add -mpower5+.
1202 (TARGET_FPRND): New.
1203 * config/rs6000/rs6000.md (UNSPEC_FRIM, UNSPEC_FRIN, UNSPEC_FRIP,
1205 (btrunc<mode>2): New.
1207 (floor<mode>2): New.
1208 (round<mode>2): New.
1210 2005-11-14 Geoffrey Keating <geoffk@apple.com>
1212 * gcc.c (version_compare_spec_function): Use fatal() rather than
1215 * config/rs6000/darwin.h (DARWIN_CRT2_SPEC): New.
1216 (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2).
1217 * config/i386/darwin.h (SUBTARGET_EXTRA_SPECS): Define %(darwin_crt2)
1219 * config/darwin.h (STARTFILE_SPEC): Use %(darwin_crt2) to possibly
1222 * config/darwin.h (REAL_LIBGCC_SPEC): Link in shared libgcc depending
1223 on -mmacosx-version-min setting.
1225 2005-11-14 Diego Novillo <dnovillo@redhat.com>
1228 * tree-vrp.c (infer_value_range): Return false if STMT is a
1229 block terminator and its basic block has no successors.
1231 2005-11-14 Mike Stump <mrs@apple.com>
1233 * config/i386/i386.c (override_options): -masm=intel isn't
1234 supported on darwin.
1235 * doc/invoke.texi (i386 and x86-64 Options): Likewise.
1237 2005-11-15 Joseph S. Myers <joseph@codesourcery.com>
1239 * crtstuff.c: Undefine gid_t, pid_t, rlim_t, ssize_t, uid_t and
1240 vfork after including auto-host.h.
1242 2005-11-15 Alan Modra <amodra@bigpond.net.au>
1244 PR rtl-optimization/22002
1245 * combine.c (distribute_notes): Detect cases where a reg dies
1246 two or more times in a bb, including on the insn we are combining,
1247 and place the death note on the correct range.
1249 2005-11-14 Dale Johannesen <dalej@apple.com>
1251 * expmed.c (store_bit_field): Add offset unconditionally for
1253 (extract_bit_field): Don't force extzv or extv operand into
1254 a register if field is too big.
1256 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
1258 * config/arm/arm.c (pic_labelno): New.
1259 (arm_load_pic_register): Use an UNSPEC_PIC_LABEL instead of a
1260 LABEL_REF. Pass only the labelno to PIC insns.
1261 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1262 (arm_output_addr_const_extra): Handle UNSPEC_PIC_LABEL.
1263 * arm.md (UNSPEC_PIC_LABEL): New constant.
1264 (pic_add_dot_plus_four, pic_add_dot_plus_eight)
1265 (tls_load_dot_plus_eight): Expect a labelno instead of a LABEL_REF.
1266 Use the correct label prefix.
1268 2005-11-14 Daniel Jacobowitz <dan@codesourcery.com>
1270 * config/arm/arm.c (legitimize_tls_address): Use correct rtx for
1273 2005-11-14 Richard Earnshaw <richard.earnshaw@arm.com>
1275 * loop-invariant.c: Include tm_p.h.
1276 * Makefile.in: Updated.
1278 2005-11-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1280 * pa.c (store_reg): Revise generation of frame notes in large frames.
1281 (set_reg_plus_d): Likewise.
1283 2005-11-13 Andrew MacLeod <amacleod@redhat.com>
1285 PR tree-optimization/24709
1286 * tree-ssa-operands.c (verify_imm_links): Increase limit for infinite
1289 2005-11-13 Eric Botcazou <ebotcazou@libertysurf.fr>
1291 * gthr-posix95.h: Remove declaration of pthread_mutexattr_settype
1292 and duplicate declaration of pthread_self.
1294 2005-11-13 Eric Botcazou <ebotcazou@adacore.com>
1295 Ian Lance Taylor <ian@airs.com>
1298 * calls.c (expand_call): If TARGET is a MEM and some part of the
1299 argument area has been saved, force TARGET to a register.
1301 2005-11-13 Razya Ladelsky <razya@il.ibm.com>
1303 * ipa-prop.c (ipa_callsite_compute_param ): Removed obsolete type
1306 2005-11-13 Jason Merrill <jason@redhat.com>
1309 * dwarf2out.c (gen_subprogram_die): Force a declaration die for
1310 lazily declared methods.
1311 (force_decl_die): Stop if forcing out the context already make a
1313 (force_type_die): Likewise.
1315 2005-11-13 Andrew Pinski <pinskia@physics.uc.edu>
1318 * builtins.c (integer_valued_real_p): Add break in
1319 REAL_CST having TREE_OVERFLOW set.
1321 2005-11-13 Zdenek Dvorak <dvorakz@suse.cz>
1323 * tree-ssa-loop-ivopts.c (get_address_cost): Prevent splitting
1324 addressing modes during calculation of costs.
1326 2005-11-12 Eric Botcazou <ebotcazou@adacore.com>
1328 * function.c (assign_stack_local_1): Restrict sanity check
1329 on frame size overflow to 32-bit and above platforms.
1331 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1333 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Define.
1334 * config/cris/cris.c: Include reload.h.
1335 (cris_initial_elimination_offset): New function.
1336 * config/cris/cris-protos.h: (cris_initial_elimination_offset):
1339 2005-11-12 Richard Guenther <rguenther@suse.de>
1341 * gcse.c (find_rtx_in_ldst): Handle NULL pre_ldst_table.
1343 2005-11-12 Jan Hubicka <jh@suse.cz>
1345 * expr.c (expand_expr_real_1): <MAX_EXPR, MIN_EXPR>: Canonicalize
1346 to compare against 0 when possible.
1348 2005-11-12 Jie Zhang <jie.zhang@analog.com>
1350 * config/bfin/bfin.h (REGISTER_NAMES, SHORT_REGISTER_NAMES,
1351 HIGH_REGISTER_NAMES, FIXED_REGISTERS, CALL_USED_REGISTERS,
1352 REG_ALLOC_ORDER, enum reg_class): Rearrange I/B/L registers.
1353 * config/bfin/bfin.md: Redefine REG_ constants for I/B/L registers
1356 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1358 * recog.c (constrain_operands) <case 'g'>: For a match, require
1359 that a non-register matches general_operand when strict >= 0.
1361 2005-11-11 Steven Bosscher <stevenb@suse.de>
1363 * loop-invariant.c (move_loop_invariants): Fix a thinko in the
1366 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1368 * tree-ssa-dse.c (struct address_walk_data, memory_ssa_name_same)
1369 (memory_address_same): New.
1370 (dse_optimize_stmt): Call memory_address_same.
1372 2005-11-12 Hans-Peter Nilsson <hp@axis.com>
1375 * reload.c (find_reloads_address_1) <case TRUNCATE, SIGN_EXTEND,
1376 ZERO_EXTEND>: New cases.
1378 2005-11-11 Daniel Jacobowitz <dan@codesourcery.com>
1380 * longlong.h (__clz_tab): Always provide.
1382 2005-11-11 Steven Bosscher <stevenb@suse.de>
1385 * loop-invariant.c (may_assign_reg_p): Make sure a hard register
1387 (find_invariant_insn): Do the cheapest check, may_assign_reg_p,
1388 before check_maybe_invariant.
1389 (move_invariant_reg): Use gen_move_insn instead of replacing
1390 SET_DEST with the temporary for the invariant.
1391 (move_loop_invariants): If checking is enabled, do internal
1392 consistency checks after completing the pass.
1394 2005-11-11 David Edelsohn <edelsohn@gnu.org>
1397 * common.opt (Wvolatile-register-var): New.
1398 * varasm.c (make_decl_rtl): Only emit warning when option
1399 specified. Clarify warning message.
1400 * doc/invoke.texi (Wvolatile-register-var): Document new option.
1402 * doc/md.texi (copysign): Document standard named pattern.
1404 2005-11-11 Jie Zhang <jie.zhang@analog.com>
1406 * config/bfin/bfin.c (bfin_expand_strmov): Correctly move the trailing
1407 bytes when align is 2.
1408 * config/bfin/bfin.md (rep_movsi, rep_movhi): Make LSETUP be followed
1409 by the first instruction of the loop.
1411 2005-11-11 Jason Merrill <jason@redhat.com>
1414 * gimplify.c (gimplify_cleanup_point_expr): Also save and restore
1417 2005-11-11 Zdenek Dvorak <dvorakz@suse.cz>
1419 PR rtl-optimization/22509
1420 * local-alloc.c (memref_used_between_p): Check whether a function call
1421 could not reference the memref.
1423 2005-11-11 Ulrich Weigand <uweigand@de.ibm.com>
1425 * postreload.c (reload_cse_simplify_operands): Fix bug in sorting
1426 algorithm so as to choose the best, not the worst, alternative.
1427 Reset accumulated register class before processing next alternative.
1429 2005-11-11 Kaz Kojima <kkojima@gcc.gnu.org>
1432 * calls.c (expand_call): Copy a return value to a plain register
1435 2005-11-10 Alexandre Oliva <aoliva@redhat.com>
1438 * varasm.c (assemble_name): Recompute name only for transparent
1441 2005-11-10 Hans-Peter Nilsson <hp@axis.com>
1443 * tree-ssa-structalias.c (heapvar_lookup): Fix typo: stmt to from.
1445 2005-11-04 Jeff Law <law@redhat.com>
1448 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): Do not
1449 perform reassociation if the parent statement will not die as
1450 a result of the optimization.
1452 2005-11-10 Daniel Berlin <dberlin@dberlin.org>
1454 * tree-ssa-alias.c (compute_may_aliases): Remove call to
1455 delete_old_heap_vars.
1456 * tree-dfa.c (referenced_var_remove): Remove function.
1457 * tree-ssa.c (init_tree_ssa): Call init_alias_heapvars.
1458 (delete_tree_ssa): Remove call to delete_old_heapvars.
1459 Add call to delete_alias_heapvars.
1460 * tree-flow.h (referenced_var_remove): Remove prototype
1461 (init_alias_heapvars): New prototype.
1462 (delete_alias_heapvars): Ditto.
1463 * Makefile.in (tree-ssa-structalias.o): Add
1464 gt-tree-ssa-structalias.o
1465 (GTFILES): Add tree-ssa-structalias.h and
1466 tree-ssa-structalias.c.
1467 (s-gtype): Add gt-tree-ssa-structalias.h.
1468 * tree-ssa-structalias.c (heapvars): Remove.
1469 (oldheapvars): Remove.
1470 (heapvar_for_stmt): New variable.
1471 (heapvar_lookup): New function.
1472 (heapvar_insert): Ditto.
1473 (get_constraint_for): See if we have an old heapvar
1475 (init_alias_heapvars): New function.
1476 (delete_alias_heapvars): Ditto.
1477 Add include of gt-tree-ssa-structalias.h.
1479 2005-11-10 Eric Botcazou <ebotcazou@libertysurf.fr>
1482 * calls.c (special_function_p): Set ECF_RETURNS_TWICE for getcontext.
1484 2005-11-10 Eric Botcazou <ebotcazou@adacore.com>
1486 * tree.c (int_fits_type_p): Only look at the base type
1487 if it has the same precision as the original type.
1489 2005-11-10 Jakub Jelinek <jakub@redhat.com>
1492 * varasm.c (assemble_alias): Use %q+D in the error
1493 message instead of %J and %qD.
1495 2005-11-10 Richard Guenther <rguenther@suse.de>
1497 * gcse.c (free_ldst_entry): Only free hashtable if
1500 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1502 * function.c (assign_stack_local_1): Issue an error message if
1503 the frame size overflows in the signed target arithmetics.
1505 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1507 * tree.c (build_qualified_type): Chain the new type to the original
1508 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
1509 a POINTER_TYPE or a REFERENCE_TYPE respectively.
1510 (build_pointer_type_for_mode): Only return unqualified types.
1511 (build_reference_type_for_mode): Likewise.
1513 2005-11-09 Jakub Jelinek <jakub@redhat.com>
1515 * Makefile.in (gnucompare): Do comparison of all files using one of
1516 the chosen methods and only afterwards decide if just warning should
1517 be issued or comparison failure raised.
1519 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1521 * ifcvt.c (noce_get_alt_condition): Use prev_nonnote_insn.
1522 (noce_try_abs): Negate if the comparison is reversed.
1523 Look only one instruction backwards for a REG_EQUAL note.
1525 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1528 * gthr-dce.h, gthr-posix.h, gthr-posix95.h, gthr-solaris.h,
1529 gthr-tpf.h: Define __gthrw. For all identifiers that might
1530 be weak, introduce weakrefs or non-weak aliases with __gthrw,
1531 and prefix all uses with __ghtrw.
1533 2005-11-09 Alexandre Oliva <aoliva@redhat.com>
1536 * tree.h (IDENTIFIER_TRANSPARENT_ALIAS): New.
1537 (TREE_DEPRECATED): Adjust comment. Check for a DECL.
1538 * c-common.c (handle_weakref_attribute): New.
1539 (c_common_attribute_table): Add weakref.
1540 * configure.ac (HAVE_GAS_WEAKREF): Check for weakref support
1542 * configure, config.in: Rebuilt.
1543 * defaults.h (ASM_OUTPUT_WEAKREF): Define if HAVE_GAS_WEAKREF.
1544 * doc/extend.texi: Document weakref attribute.
1545 * varasm.c (ultimate_transparent_alias_target): New
1546 (assemble_name): Use it.
1547 (weak_finish_1): Split out of...
1548 (weak_finish): ... and deal with weakrefs in...
1549 (weakref_targets): ... new list.
1550 (globalize_decl): Clean up weakref_targets.
1551 (do_assemble_alias): Handle weakrefs.
1552 (finish_aliases_1): Do not reject weakrefs to external symbols.
1553 (assemble_alias): Handle weakrefs.
1555 2005-11-09 Richard Guenther <rguenther@suse.de>
1557 PR tree-optimization/24716
1558 * tree-scalar-evolution.c (analyze_evolution_in_loop): Use
1559 t_bool to track results from follow_ssa_edge.
1561 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1563 * final.c (force_source_line): New global variable.
1564 (final_scan_insn): Set it to true instead of clearing last_filename.
1565 (notice_source_line): Return true if force_source_line is true,
1566 unless source info is absent.
1568 2005-11-09 Andrew Pinski <pinskia@physics.uc.edu>
1571 * dwarf2-out.c (add_name_and_src_coords_attributes): Don't add
1572 a linkage name for a variable if it a register variable.
1573 * c-decl.c (grokdeclarator): Global register variables
1574 should be set as PUBLIC.
1576 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1579 * config/s390/s390.c (struct s390_frame_layout): New fields
1580 first_save_gpr_slot and last_save_gpr_slot.
1581 (cfun_grps_save_area_size, s390_frame_info, s390_emit_prologue,
1582 s390_emit_epilogue, s390_initial_elimination_offset): Replaced
1583 first_save_gpr and last_save_gpr with the _slot variants.
1584 (s390_register_info): Calculate first_save_gpr_slot and
1585 last_save_gpr_slot using regs_ever_live.
1587 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1590 * config/s390/s390.c (s390_regs_ever_clobbered): Only save live eh regs
1591 for a function containing a landing pad.
1593 2005-11-09 Andreas Krebbel <krebbel1@de.ibm.com>
1596 * flow.c (mark_set_1): Handle CLOBBERs like SETs if the register
1599 2005-11-08 Bernd Schmidt <bernd.schmidt@analog.com>
1601 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DEFAULTS,
1602 MULTILIB_DIRNAMES, MULTILIB_EXCEPTIONS): New.
1604 2005-11-09 Nathan Sidwell <nathan@codesourcery.com>
1607 * config/ms1/ms1.md (UNSPEC_BLOCKAGE, UNSPEC_EI, UNSPEC_DI): New
1609 (call,load,store): New insn types.
1610 (mem_access, branch_access): Adjust reservation conditions.
1611 (define_delay): Adjust condition.
1612 (decrement_and_branch_until_zero): Allow for ms2. Set branch
1614 (*decrement_and_rbanch_until_zero_no_clobber): Allow for ms2.
1615 (*movqi_internal,*movsi_internal,*movsf_internal): Use load,store
1617 (call_internal, call_value_internal, return_internal,
1618 return_interrupt_internal, eh_return_internal, indirect_jump,
1619 tablejump): Set call insn type.
1620 (blockage, ei, di): Use appropriate unspec const.
1621 * config/ms1/ms1.c (ms1_flag_delayed_branch): New.
1622 (ms1_get_attr_type): Adjust to give load & store types.
1623 (ms1_final_prescan_insn): Adjust for new insn types. Don't look
1624 backwards past a barrier.
1625 (ms1_override_options): Accept ms2 arch. Copy and reset delayed
1627 (struct branch_info, struct label_info): New.
1629 (ms1_add_branches, ms1_check_delay_slot, ms1_reorg_hazard): New.
1630 (ms1_machine_reorg): New.
1631 (TARGET_MACHINE_DEPENDENT_REORG): Override.
1632 * config/ms1/crtn.asm: Add nop for ms2 JAL hazard.
1633 * config/ms1/ms1.h (processor_type): Add PROCESSOR_MS2.
1634 (ASM_SPEC, LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Add ms2.
1637 2005-11-09 Per Bothner <per@bothner.com>
1638 Uros Bizjak <uros@kss-loka.si>
1641 * toplev.c (process_options): Initialize debug_hooks early
1642 in case lang_hooks.post_options ends up calling a debug_hook.
1644 2005-11-08 Jakub Jelinek <jakub@redhat.com>
1646 * dwarf2out.c (multiple_reg_loc_descriptor): Don't assume
1647 DBX_REGISTER_NUMBER being contiguous.
1649 2005-11-08 James A. Morrison <phython@gcc.gnu.org>
1650 Diego Novillo <dnovillo@redhat.com>
1653 * tree-vrp.c (register_edge_assert_for): Do not register
1654 always-false predicates.
1656 2005-11-08 Devang Patel <dpatel@apple.com>
1658 PR tree-optimization/23115
1659 * tree-if-conv.c (find_phi_replacement_condition): Check domninated_by
1662 2005-11-08 Joseph S. Myers <joseph@codesourcery.com>
1664 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include
1667 2005-11-08 Daniel Berlin <dberlin@dberlin.org>
1669 Fix PR tree-optimization/23382
1671 * tree-ssa-alias.c (compute_may_aliases): Call
1672 delete_old_heap_vars.
1673 * tree-dfa.c (referenced_var_remove): New function.
1674 * tree-ssa.c (delete_tree_ssa): Call delete_old_heap_vars.
1675 * tree-flow.h (referenced_var_remove): Add prototype.
1676 (delete_old_heap_vars): Ditto.
1677 * tree-ssa-structalias.c (heapvars): New variable.
1678 (oldheapvars): Ditto.
1679 (get_constraint_for): Put heap vars on heapvars list.
1680 (delete_old_heap_vars): New function.
1682 2005-11-08 Jason Merrill <jason@redhat.com>
1684 * tree.h (CALL_FROM_THUNK_P): Add CALL_EXPR_CHECK.
1686 2005-11-08 Uros Bizjak <uros@kss-loka.si>
1689 * reg-stack.c (reg_to_stack): Update register liveness also
1690 for flag_sched2_use_traces.
1692 2005-11-08 Alan Modra <amodra@bigpond.net.au>
1695 * config/rs6000/rs6000.c (rs6000_handle_option <OPT_m64>): Don't
1696 override prior explicit -mno-powerpc-gfxopt.
1698 2005-11-07 Eric Botcazou <ebotcazou@adacore.com>
1700 * expmed.c (extract_bit_field): Do not use insv/extv/extzv patterns
1701 if the bitsize is zero.
1702 * doc/md.texi (Standard Pattern Names): Document it.
1704 * config/ia64/ia64.c (ia64_pass_by_reference): Delete.
1705 (TARGET_PASS_BY_REFERENCE): Likewise.
1707 2005-11-07 Ian Lance Taylor <ian@airs.com>
1709 PR rtl-optimization/24683
1710 * config/i386/i386.c (legitimize_pic_address): If constant operand
1711 to PLUS is too large, put it in a register.
1713 2005-11-07 Jie Zhang <jie.zhang@analog.com>
1715 * configure.ac: Enable checking assembler dwarf2 support for bfin
1717 * configure: Regenerate.
1719 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1723 * config/rs6000/rs6000.c (easy_vector_splat_const, easy_vector_same,
1724 gen_easy_vector_constant_add_self): Delete.
1725 (vspltis_constant, easy_altivec_constant, gen_easy_altivec_constant):
1727 (output_vec_const_move): Use gen_easy_altivec_constant.
1728 (rs6000_expand_vector_init): Do not emit a set of a VEC_DUPLICATE.
1729 * config/rs6000/predicates.md (easy_vector_constant): Reorganize tests.
1730 (easy_vector_constant_add_self): Rewritten.
1731 * config/rs6000/rs6000-protos.h (easy_vector_splat_const,
1732 easy_vector_same, gen_easy_vector_constant_add_self): Remove prototype.
1733 (easy_altivec_constant, gen_easy_altivec_constant): Add prototype.
1734 * config/rs6000/altivec.md (easy_vector_constant_add_self splitters):
1735 Macroize and adjust for the other changes.
1737 2005-11-07 Paolo Bonzini <bonzini@gnu.org>
1741 * c-typeck.c (build_c_cast): Try using a shared constant, and see
1742 if TREE_OVERFLOW or TREE_CONSTANT_OVERFLOW really changed.
1744 2005-11-07 Jakub Jelinek <jakub@redhat.com>
1746 PR rtl-optimization/23567
1747 * ifcvt.c (noce_mem_write_may_trap_or_fault_p): New function.
1748 (noce_process_if_block): Don't do any optimizations except
1749 if (cond) x = x; if !set_b and write into orig_x may trap
1750 or fault. Remove the MEM_READONLY_P check.
1752 2005-11-06 Diego Novillo <dnovillo@redhat.com>
1755 * tree-vrp.c (fix_equivalence_set): New.
1756 (extract_range_from_assert): Call it.
1758 2005-11-05 Ian Lance Taylor <ian@airs.com>
1761 * combine.c (apply_distributive_law): Don't distribute across a
1764 2005-11-05 Kazu Hirata <kazu@codesourcery.com>
1766 * c-typeck.c, config/i386/netware.h, config/m32c/cond.md,
1767 config/ms1/ms1.h, config/rs6000/predicates.md,
1768 config/s390/s390.c, params.def, postreload-gcse.c,
1769 tree-flow-inline.h, tree-ssa-operands.c, tree-vectorizer.c,
1770 tree-vrp.c, tree.c: Fix comment typos.
1771 * doc/invoke.texi: Fix typos.
1773 2005-11-05 Sebastian Pop <pop@cri.ensmp.fr>
1775 * lambda-code.c (lambda_transform_legal_p): Use DDR_NUM_DIST_VECTS
1776 for testing whether the data_dependence_relation contains distance
1777 vectors. Iterate over all distance vectors of the ddr.
1778 * lambda.h: Define a vec of lambda_vector pointers.
1779 * tree-data-ref.c (dump_data_dependence_relation,
1780 dump_data_dependence_direction): Iterate over all distance and
1781 direction vectors of the ddr.
1782 (initialize_data_dependence_relation): Initialize DDR_DIR_VECTS and
1784 (build_classic_dist_vector, build_classic_dir_vector): Push a set
1785 of distance/direction vectors instead of a single one.
1786 * tree-data-ref.h (dir_vects, dist_vects): Replace dir/dist
1787 lambda_vectors with a vec of lambda_vectors.
1788 (DDR_DIR_VECT, DDR_DIST_VECT): Redefined as operations on vec.
1789 (DDR_DIR_VECTS, DDR_DIST_VECTS, DDR_NUM_DIR_VECTS,
1790 DDR_NUM_DIST_VECTS): New.
1791 * tree-loop-linear.c (gather_interchange_stats): Test for the
1792 existence of distance vectors only after having checked that there
1793 is a dependence. Iterate over all distance vectors of the ddr.
1794 (linear_transform_loops): Use dump_data_dependence_relation.
1795 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Test for
1796 distance vectors using DDR_NUM_DIST_VECTS. Iterate over all the
1797 distance vectors of the ddr.
1799 2005-11-05 Bernd Schmidt <bernd.schmidt@analog.com>
1801 * config/bfin/bfin.c (n_dregs_to_save, n_pregs_to_save,
1802 expand_prologue_reg_save, expand_epilogue_reg_restore): New argument
1803 IS_INTHANDLER; all callers changed.
1804 (n_regs_saved_by_prologue): Take interrupt handler attributes into
1806 (do_link, do_unlink): New argument ALL; all callers changed.
1807 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
1808 If function isn't leaf, save and restore all registers.
1809 (bfin_function_ok_for_sibcall): Only true if not an interrupt or
1812 2005-11-05 Jan Hubicka <jh@suse.cz>
1814 PR rtl-optimization/23490
1815 * doc/invoke.texi (max-predicted-iterations, max-cse-insns,
1816 max-flow-memory-location): Document.
1817 * flow.c: Include params.h
1818 (MAX_MEM_SET_LIST_LEN): Kill.
1819 (add_to_mem_set_list): Use new param.
1820 * cse.c (cse_basic_block): Replace 1000 by new param.
1821 * params.def (PARAM_MAX_PREDICTED_ITERATIONS, PARAM_MAX_CSE_INSNS,
1822 PARAM_MAX_FLOW_MEMORY_LOCATIONS): New.
1823 * predict.c (predict_loops): Use new param.
1824 * predict.def (MAX_PRED_LOOP_ITERATIONS): Remove.
1826 * ipa-inline.c (cgraph_decide_inlining_of_small_function,
1827 cgraph_decide_inlining, cgraph_decide_inlining_incrementally):
1828 Do not hold memory returned by cgraph_node_name across other call.
1830 2005-11-04 Hans-Peter Nilsson <hp@axis.com>
1833 * config/cris/predicates.md ("cris_bdap_sign_extend_operand"):
1836 2005-11-04 Jeff Law <law@redhat.com>
1839 * doc/invoke.texi: Document max-jump-thread-duplication-stmts PARAM.
1840 * tree-ssa-dom.c: Include params.h.
1841 (thread_across_edge): If there are too many statements in the
1842 target block, then do not thread through it.
1843 * Makefile.in (tree-ssa-dom.o): Depend on $(PARAMS_H).
1844 * params.def (PARAM_MAX_JUMP_THREAD_DUPLICATION_STMTS): New PARAM.
1846 2005-11-03 Diego Novillo <dnovillo@redhat.com>
1849 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Use
1850 TODO_update_ssa instead of TODO_update_ssa_no_phi.
1852 2005-11-04 Sebastian Pop <pop@cri.ensmp.fr>
1855 * tree-scalar-evolution.c (instantiate_parameters_1,
1856 instantiate_parameters, resolve_mixers): Compute the size of an
1857 expression to be instantiated and give up the instantiation if the
1858 size exceeds PARAM_SCEV_MAX_EXPR_SIZE.
1860 2005-11-04 Richard Guenther <rguenther@suse.de>
1862 * tree-flow.h (ref_contains_indirect_ref): Rename to
1863 array_ref_contains_indirect_ref.
1864 * tree-flow-inline.h (ref_contains_indirect_ref): Likewise.
1865 (array_ref_contains_indirect_ref): Make comment match the code
1867 (ref_contains_array_ref): Likewise.
1868 * tree-ssa-structalias.c (find_func_aliases): Remove call to
1869 ref_contains_indirect_ref.
1870 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
1871 Rename calls to ref_contains_indirect_ref.
1873 2005-11-04 Paul Brook <paul@codesourcery.com>
1875 * config/arm/arm.c (arm_load_pic_register): Pass extra reg to
1876 gen_pic_add_dot_plus_four and gen_pic_add_dot_plus_eight.
1877 (arm_call_tls_get_addr, legitimize_tls_address): Likewise.
1878 * config/arm/arm.md: Use match_operand in peephole input templates
1879 and match_dup in peephole output templates.
1881 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1883 * config/arm/arm.c (arm_init_libfuncs): Use __aeabi_idiv and
1886 2005-11-04 Mark Mitchell <mark@codesourcery.com>
1887 Daniel Jacobowitz <dan@codesourcery.com>
1889 * longlong.h (add_ssaaaa): Clobber condition code register
1891 (sub_ddmmss): Likewise.
1892 (umul_ppmm): Likewise.
1894 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1895 Paul Brook <paul@codesourcery.com>
1896 Phil Blundell <pb@reciva.com>
1898 * configure.ac: Add test for ARM TLS support.
1899 * configure: Regenerated.
1900 * config/arm/arm-protos.h (legitimize_tls_address)
1901 (arm_tls_referenced_p, tls_mentioned_p)
1902 (arm_output_addr_const_extra): New prototypes.
1903 (thumb_legitimize_pic_address): Delete.
1904 * config/arm/arm.c: Include "gt-arm.h".
1905 (enum tls_reloc): New.
1906 (arm_cannot_copy_insn_p, arm_tls_symbol_p, load_tls_operand)
1907 (pcrel_constant_p, get_tls_get_addr, arm_load_tp)
1908 (arm_call_tls_get_addr, legitimize_tls_address)
1909 (arm_tls_referenced_p, arm_tls_operand_p_1, tls_mentioned_p)
1910 (arm_init_tls_builtins, arm_emit_tls_decoration)
1911 (arm_output_addr_const_extra): New functions.
1912 (TARGET_CANNOT_COPY_INSN_P, TARGET_CANNOT_FORCE_CONST_MEM)
1913 (TARGET_HAVE_TLS): Define.
1914 (target_thread_pointer): New.
1915 (arm_override_options): Handle -mtp=.
1916 (legitimize_pic_address): Ignore UNSPECs.
1917 (arm_legitimate_address_p, thumb_legitimate_address_p): Handle PC
1919 (arm_legitimize_address, thumb_legitimize_address): Handle TLS.
1920 (tls_get_addr_libfunc): New variable.
1921 (symbol_mentioned_p, label_mentioned_p): Ignore UNSPEC_TLS.
1922 (arm_init_builtins): Call arm_init_tls_builtins.
1923 (arm_expand_builtin): Handle ARM_BUILTIN_THREAD_POINTER.
1924 (arm_encode_section_info): Call default_encode_section_info.
1925 * config/arm/arm.h (TARGET_HARD_TP, TARGET_SOFT_TP): Define.
1926 (enum arm_tp_type): New.
1927 (target_thread_pointer): Add declaration.
1928 (LEGITIMATE_CONSTANT_P): Handle TLS.
1929 (LEGITIMATE_PIC_OPERAND_P): Handle TLS.
1930 (OUTPUT_ADDR_CONST_EXTRA): Call arm_output_addr_const_extra.
1931 (enum arm_builtins): Add ARM_BUILTIN_THREAD_POINTER.
1932 * config/arm/arm.md: Add UNSPEC_TLS.
1933 (movsi): Handle TLS.
1934 (pic_add_dot_plus_four, pic_add_dot_plus_eight): Allow for
1936 (tls_load_dot_plus_eight): New insn and a peephole to create it.
1937 (load_tp_hard, load_tp_soft): New insns.
1938 * arm.opt: Add -mtp=.
1939 * doc/invoke.texi (ARM Options): Document -mtp.
1941 2005-11-04 Daniel Jacobowitz <dan@codesourcery.com>
1943 * config/arm/lib1funcs.asm: Don't include "libunwind.S".
1944 * config/arm/libunwind.S: Include "lib1funcs.asm".
1945 * config/arm/t-bpabi (LIB1ASMFUNCS): Remove _unwind.
1946 (LIB2ADDEH): Add libunwind.S.
1947 (LIB2ADDEHDEP): Add lib1funcs.asm.
1948 * mklibgcc.in: Handle asm files in libgcc_eh.a.
1950 2005-11-04 Francois-Xavier Coudert <coudert@clipper.ens.fr>
1953 * gcc/c.opt: Add a -lang-fortran option.
1954 * gcc/c-opts.c: Add a lang_fortran flag.
1955 (c_common_init_options): Handling the -lang-fortran option.
1956 (c_common_handle_option): Add a case for Fortran options in
1957 preprocessing. Remove cases for -ffixed-form and
1958 -ffixed-line-length. Add a case for -lang-fortran.
1960 2005-11-03 David Edelsohn <edelsohn@gnu.org>
1962 * config/rs6000/rs6000.c: Include params.h
1963 (optimization_options): Set max-grow-copy-bb-insns default to 16.
1964 (bdesc_2arg): Delete vpkuhss and vpkuwss.
1965 * config/rs6000/altivec.md (UNSPEC_VPKUHSS): Delete.
1966 (UNSPEC_VPKUWSS): Delete.
1967 (altivec_vpkuhss): Delete.
1968 (altivec_vpkuwss): Delete.
1969 * config/rs6000/rs6000.md (plus_eqsi): Remove optimize_size from
1971 (neg_eq0<mode>): Remove final condition.
1972 (neg_eq<mode>): Remove condition and split-condition.
1974 2005-11-04 Alan Modra <amodra@bigpond.net.au>
1976 * config/rs6000/rs6000.c (output_toc): Make "offset" HOST_WIDE_INT.
1977 Use associated print macros.
1979 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
1982 * diagnostic.c (diagnostic_set_info_translated): New function.
1983 (diagnostic_set_info): Use it. Add comment.
1984 * diagnostic.h (diagnostic_set_info_translated): Declare.
1986 2005-11-03 Eric Botcazou <ebotcazou@adacore.com>
1988 * dwarf2asm.c (dw2_force_const_mem): Add new parameter 'public'.
1989 On USE_LINKONCE_INDIRECT platforms, build a DECL_ONE_ONLY indirect
1990 reference only if 'public' is true.
1991 (dw2_output_indirect_constant_1): On USE_LINKONCE_INDIRECT platforms,
1992 emit the .hidden directive only if the indirect reference is public.
1993 (dw2_asm_output_encoded_addr_rtx): Add new parameter 'public'.
1994 Pass it to dw2_force_const_mem.
1995 * dwarf2asm.h (dw2_asm_output_encoded_addr_rtx): New param 'public'.
1996 * dwarf2out.c (output_cfi): Adjust calls to above function.
1997 (output_call_frame_info): Likewise.
1998 * except.c (output_ttype): Pass TREE_PUBLIC of the type_info object
1999 as 'public' argument to dw2_asm_output_encoded_addr_rtx.
2001 2005-11-03 Zdenek Dvorak <dvorakz@suse.cz>
2003 PR tree-optimization/24483
2004 * tree-ssa-loop-ivopts.c (aff_combination_add_elt): Move rest
2005 field to elts if possible.
2007 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2010 * gimplifier.c (gimplify_expr): Create a temporary for lvalue
2013 2005-11-03 Daniel Berlin <dberlin@dberlin.org>
2015 Fix PR tree-optimization/24351
2017 * tree-ssa-structalias.c (struct variable_info): Add
2019 (get_varinfo_fc): New function to follow collapsing.
2020 (new_var_info): Set collapsed_to to NULL.
2021 (dump_constraint): Follow collapsing.
2022 (build_constraint_graph): Handle collapsing.
2023 (do_simple_structure_copy): Return false if something bad
2025 (collapse_rest_of_var): New function.
2026 (do_structure_copy): Collapse if do_simple_structure_copy returns
2029 2005-11-03 Andrew Pinski <pinskia@physics.uc.edu>
2032 * gimplify.c (gimplify_expr) <case CONSTRUCTOR>: Add the
2033 expressions to a statement list instead of gimplifying them.
2035 2005-11-03 Eric Botcazou <ebotcazou@libertysurf.fr>
2037 PR rtl-optimization/23585
2038 * rtlanal.c (rtx_addr_can_trap_p_1) <PLUS>: Return 0 for an address
2039 that can't trap plus a constant integer, if the mode has zero size.
2041 2005-11-03 Ulrich Weigand <uweigand@de.ibm.com>
2044 * config/s390/s390.md ("*insv<mode>_reg_imm"): Accept any CONST_INT
2046 ("*insv<mode>_reg_extimm"): Likewise.
2048 2005-11-03 Joseph S. Myers <joseph@codesourcery.com>
2051 * c-pretty-print.c (pp_c_type_specifier): Do not recurse if
2052 c_common_type_for_mode returns an unnamed type.
2054 2005-11-02 Richard Henderson <rth@redhat.com>
2058 * dwarf2out.c (dwarf2out_reg_save_reg): New.
2059 (dwarf2out_frame_debug_expr): Return after dwarf_handle_frame_unspec.
2060 * function.c (assign_parms): Use calls.internal_arg_pointer.
2061 (expand_main_function): Remove FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN
2063 * target-def.h (TARGET_INTERNAL_ARG_POINTER): New.
2064 (TARGET_CALLS): Add it.
2065 * target.h (struct gcc_target): Add calls.internal_arg_pointer.
2066 * targhooks.c (default_internal_arg_pointer): New.
2067 * targhooks.h (default_internal_arg_pointer): Declare.
2068 * tree.h (dwarf2out_reg_save_reg): Declare.
2069 * doc/tm.texi (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Remove.
2070 * config/i386/i386.c (dbx_register_map): Add return column.
2071 (dbx64_register_map, svr4_dbx_register_map): Likewise.
2072 (TARGET_INTERNAL_ARG_POINTER, ix86_internal_arg_pointer): New.
2073 (TARGET_DWARF_HANDLE_FRAME_UNSPEC, ix86_dwarf_handle_frame_unspec): New.
2074 (ix86_function_ok_for_sibcall): Disable if force_align_arg_pointer.
2075 (ix86_save_reg): Save force_align_arg_pointer.
2076 (ix86_emit_save_regs): Make regno unsigned.
2077 (ix86_emit_save_regs_using_mov): Likewise.
2078 (ix86_expand_prologue): Handle force_align_arg_pointer.
2079 (ix86_expand_epilogue): Likewise.
2080 * config/i386/i386.h: (dbx_register_map): Update.
2081 (dbx64_register_map, svr4_dbx_register_map): Update.
2082 (struct machine_function): Add force_align_arg_pointer.
2083 * config/i386/i386.md (UNSPEC_REG_SAVE, UNSPEC_DEF_CFA): New.
2084 (UNSPEC_TP, UNSPEC_TLS_GD, UNSPEC_TLS_LD_BASE): Renumber.
2085 (TARGET_PUSH_MEMORY peepholes): Disable if RTX_FRAME_RELATED_P.
2087 2005-11-02 Jan Hubicka <jh@suse.cz>
2090 * i386.md: Add peep2 for simplyfing array accesses.
2092 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
2095 * config/s390/s390-protos.h (s390_decompose_shift_count): Declare.
2096 * config/s390/s390.c (s390_decompose_shift_count): New function.
2097 (s390_extra_constraint_str) ['Y']: Use s390_decompose_shift_count.
2098 (print_shift_count_operand): Use s390_decompose_shift_count.
2099 * config/s390/predicates.md ("setmem_operand", "shift_count_operand"):
2100 Use s390_decompose_shift_count. Do not accept any non-base hard regs.
2102 2005-11-02 Ulrich Weigand <uweigand@de.ibm.com>
2105 * loop.c (loop_givs_rescan): Use force_operand to expand
2108 2005-11-02 Andrew Pinski <pinskia@physics.uc.edu>
2111 * fold-const.c (build_range_check): Use unsigned when signed
2112 overflow is undefined also. If etype is subtype, make sure that
2113 the subtraction is in the supertype.
2115 2005-11-02 Richard Henderson <rth@redhat.com>
2118 * config/alpha/alpha.c (get_aligned_mem): Honor alignment given
2121 2005-11-01 Richard Henderson <rth@redhat.com>
2124 * loop.c (scan_loop): Do not propagate computations to a hard
2125 register destination with SMALL_REGISTER_CLASSES.
2127 2005-11-01 Joseph S. Myers <joseph@codesourcery.com>
2129 * config/rs6000/rs6000.c (rs6000_rtx_costs): Do not add extra
2130 costs for MULT inside PLUS or MINUS.
2132 2005-11-01 Bob Wilson <bob.wilson@acm.org>
2134 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Add a byte of padding.
2135 (TRAMPOLINE_SIZE): Round up to 60.
2136 * config/xtensa/lib2funcs.S (TRAMPOLINE_SIZE): Likewise.
2138 2005-10-31 James E. Wilson <wilson@specifix.com>
2141 * dwarf2out.c (convert_cfa_to_loc_list): Put inside DWARF2_UNWIND_INFO
2142 ifdef. Put ifdefs around call in gen_subprogram_die.
2143 (compute_frame_pointer_to_cfa_displacement): Likewise.
2144 (gen_subprogram_die): Restore old code for when DWARF2_UNWIND_INFO is
2147 PR rtl-optimization/17356
2148 * cfgrtl.c (purge_dead_edges): Undo last change. In EDGE_EH code,
2149 add check for CALL_INSN if EDGE_ABRNOMAL_CALL true.
2151 2005-10-31 Jan Hubicka <jh@suse.cz>
2154 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Watch negative
2157 * i386.c (legitimize_pic_address): Deal with large immediates.
2160 * coverage.c (coverage_checksum_string): Fix code to stip random seeds
2161 from symbol names while computing checkup.
2164 * predict.c (predict_loops): Do not estimate more than
2165 MAX_PRED_LOOP_ITERATIONS in PRED_LOOP_ITERATIONS heuristic.
2166 * predict.def (MAX_PRED_LOOP_ITERATIONS): Define.
2168 2005-10-31 Andrew MacLeod <amacleod@redhat.com>
2170 PR tree-optimization/19097
2171 * tree-ssa-operands.c (correct_use_link): Don't look for modified stmts.
2173 2005-10-31 J"orn Rennecke <joern.rennecke@st.com>
2175 * optabs.c (expand_unop): Take TRULY_NOOP_TRUNCATION into account.
2177 2005-10-31 Andrew Pinski <pinskia@physics.uc.edu>
2180 * tree-inline.c (setup_one_parameter): If the init_stmt
2181 is NULL, don't insert the statement.
2183 2005-10-30 Jan Hubicka <jh@suse.cz>
2185 PR tree-optimization/24172
2186 * tree-inline.c (copy_body_r): Unshare the substituted value first.
2188 2005-10-30 Hans-Peter Nilsson <hp@bitrange.com>
2190 * config/mmix/mmix.c (mmix_intval): Correct handling of DFmode
2191 constants for hosts with long != 32 bits.
2193 2005-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
2196 * ipa-inline.c (craph_decide_recursive_inlining): Fix return value.
2198 2005-10-28 Aldy Hernandez <aldyh@redhat.com>
2200 * config/ms1/ms1.h (TARGET_MS1_64_001): New.
2201 (TARGET_MS1_16_002): New.
2202 (TARGET_MS1_16_003): New.
2204 * config/ms1/ms1.md ("decrement_and_branch_until_zero"): Rewrite.
2205 ("*decrement_and_branch_until_zero_no_clobber"): New.
2206 Add corresponding splitter for decrement_and_branch_until_zero
2208 Key all decrement_and_branch_until_zero patterns off of
2211 2005-10-28 Andrew Pinski <pinskia@physics.uc.edu>
2214 * tree-complex.c (extract_component): Treat RESULT_DECL
2215 like the rest of the decls.
2217 2005-10-25 Eric Botcazou <ebotcazou@adacore.com>
2219 * config/ia64/ia64.c (ia64_output_function_profiler): Emit an
2220 indirect call to _mcount if the function needs a static chain.
2222 2005-10-25 Eric Botcazou <ebotcazou@libertysurf.fr>
2223 Caroline Tice <ctice@apple.com>
2225 PR rtl-optimization/24460
2226 * dwarf2out.c (have_switched_text_sections): New boolean variable.
2227 (dwarf2out_switch_text_section): Set it to true instead of
2228 incrementing separate_line_info_table_in_use.
2229 (output_loc_list): Additionally test have_switched_text_sections.
2230 (output_ranges): Likewise.
2231 (dwarf2out_finish): Likewise.
2232 * varasm.c (assemble_start_function): Do not call
2233 insert_section_boundary_note.
2234 (assemble_end_function): If flag_reorder_blocks_and_partition,
2235 switch to the function's section before emitting the .size directive.
2236 * bb-reorder.c (insert_section_boundary_note): Staticify.
2237 (rest_of_handle_reorder_blocks): Call insert_section_boundary_note.
2238 * output.h (insert_section_boundary_note): Delete.
2240 2005-10-24 Andrew Pinski <pinskia@physics.uc.edu>
2243 * c-format.c (check_format_types): Use lang_hooks.types_compatible_p
2244 instead of pointer equality when comparing types.
2246 2005-10-24 James E. Wilson <wilson@specifix.com>
2248 * sched-deps.c (flush_pending_lists): Pass 1 not 0 in first two
2249 add_dependence_list_and_free calls.
2251 2005-10-24 Steven Bosscher <stevenb@suse.de>
2253 * contrib.texi: Add the names of the LLNL folks who donated
2254 Cray pointer support for gfortran.
2256 2005-10-24 Steven Bosscher <stevenb@suse.de>
2258 PR tree-optimization/24225
2259 * profile.c (branch_prob): Look from end to start through a
2260 basic block when looking for a locus.
2262 2005-10-24 Richard Henderson <rth@redhat.com>
2264 * pa.c (store_reg_modify): Set RTX_FRAME_RELATED_P on each set in
2266 (hppa_expand_prologue): Likewise.
2268 2005-10-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2270 * pa-linux.h (NO_PROFILE_COUNTERS): Delete define.
2271 (NO_DEFERRED_PROFILE_COUNTERS): Define.
2272 * pa.h (NO_PROFILE_COUNTERS): Define.
2273 * pa.c (NO_DEFERRED_PROFILE_COUNTERS): Define if not defined.
2274 (funcdef_nos): New vector to hold label numbers of deferred profile
2276 (output_deferred_profile_counters): New function.
2277 (hppa_profile_hook): Push label number onto funcdef_nos.
2278 (pa_hpux_file_end): Call output_deferred_profile_counters if
2279 NO_DEFERRED_PROFILE_COUNTERS is false.
2281 * pa-protos.h (get_deferred_plabel): New prototype.
2282 * pa.c (get_plabel): Rename to get_deferred_plabel. Return plabel.
2284 (output_call): Adjust calls.
2286 2005-10-24 Alan Modra <amodra@bigpond.net.au>
2288 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Explain
2289 peculiarity of GOT/TOC section usage.
2291 2005-10-23 Andrew Pinski <pinskia@physics.uc.edu>
2294 * c-common.c (constant_string_class_name): Add documentation.
2296 2005-10-23 Kaz Kojima <kkojima@gcc.gnu.org>
2299 * recog.c (peephole2_optimize): Increment peep2_current_count
2300 only when the slot is empty.
2302 2005-10-23 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2305 * except.c (output_function_exception_table): Call
2306 assemble_external_libcall if we need a personality function.
2308 2005-10-21 Eric Botcazou <ebotcazou@libertysurf.fr>
2310 PR rtl-optimization/24460
2311 * bb-reorder.c (fix_crossing_unconditional_branches): Do not
2312 set the basic block for barriers.
2314 2005-10-21 Janis Johnson <janis187@us.ibm.com>
2316 * var-tracking.c (vt_initialize): Initialize post.
2318 2005-10-21 Devang Patel <dpatel@apple.com>
2321 * c-common.c (vector_types_convertible_p): Check vector element type.
2323 2005-10-21 Kaz Kojima <kkojima@gcc.gnu.org>
2325 * config/sh/sh.c (prepare_move_operands): Handle the address
2326 constant which is a tls symbolic address plus a constant.
2328 2005-10-21 Andrew Pinski <pinskia@physics.uc.edu>
2331 * gcc.c (main): Use the correct counter for erroring out
2332 about mulitple files.
2334 2005-10-21 Alan Modra <amodra@bigpond.net.au>
2337 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Always
2338 use r2 for 64-bit tls .got access.
2340 2005-10-21 Paolo Bonzini <bonzini@gnu.org>
2342 * dojump.c (do_jump): Handle side-effecting TRUTH_AND_EXPR and
2345 2005-10-20 Steven Bosscher <stevenb@suse.de>
2347 PR tree-optimization/24307
2348 * tree-cfg.c (tree_find_edge_insert_loc): Handle naked RETURN_EXPR.
2350 2005-10-20 Alexandre Oliva <aoliva@redhat.com>
2353 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Mark
2355 * varasm.c (find_decl_and_mark_needed): After cgraph global info
2356 is ready, stop marking functions, but still mark variables.
2358 2005-10-20 Richard Guenther <rguenther@suse.de>
2361 * fold-const.c (invert_truthvalue): Handle COND_EXPR with
2364 2005-10-20 Eric Botcazou <ebotcazou@libertysurf.fr>
2366 PR rtl-optimization/23585
2367 * rtlanal.c (rtx_addr_can_trap_p_1): New predicate extracted from...
2368 (rtx_addr_can_trap_p): ... here. Invoke rtx_addr_can_trap_p_1.
2369 (may_trap_p_1): New predicate extracted from...
2370 (may_trap_p): ... here. Invoke may_trap_p_1.
2371 (may_trap_or_fault_p): New predicate.
2372 * rtl.h (may_trap_or_fault_p): Declare it.
2373 * reorg.c (steal_delay_list_from_target): Use may_trap_or_fault_p
2374 instead of may_trap_p.
2375 (steal_delay_list_from_fallthrough): Likewise.
2376 (fill_simple_delay_slots): Likewise.
2377 (fill_slots_from_thread): Likewise.
2378 * function.c (pad_to_arg_alignment): Rework comment about
2379 SPARC_STACK_BOUNDARY_HACK.
2380 * config/sparc/sparc.h: Likewise.
2382 2005-10-19 Adrian Straetling <straetling@de.ibm.com>
2384 * config/s390/s390.c (s390_expand_insv): New.
2385 * config/s390/s390-protos.h (s390_expand_insv): Declare.
2386 * config/s390/s390.md ("UNSPEC_SETHIGH"): Rename to "UNSPEC_ICM".
2387 ("icm_hi"): Remove mode attribute.
2388 ("*sethigh<mode><mode>"): Rewrite to "sethighpart<mode>".
2390 ("*extracthi", "*extractqi"): Remove.
2391 (extv<mode>", "*extzv<mode>"): New.
2392 ("insv", "*insv<mode>_mem_reg", "*insvdi_mem_reghigh",
2393 "*insv<mode>_reg_imm", "*insv<mode>_reg_extimm"): New.
2395 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2397 * cfgexpand.c (discover_nonconstant_array_refs_r,
2398 discover_nonconstant_array_refs): Move here from tree-outof-ssa.c
2399 (tree_expand_cfg): Call discover_nonconstant_array_refs.
2400 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
2401 discover_nonconstant_array_refs.
2403 2005-10-19 Steven Bosscher <stevenb@suse.de>
2406 * c-decl.c (pop_scope): Don't warn about an unused variable
2407 if it is marked with TREE_NO_WARNING.
2408 (duplicate_decls): Set TREE_NO_WARNING if olddecl and newdecl
2409 somenow mismatch and olddecl is to be replaced.
2411 2005-10-19 Eric Botcazou <ebotcazou@libertysurf.fr>
2414 * cfgrtl.c (safe_insert_insn_on_edge): Use can_copy_p to detect
2415 whether registers live on the edge can be saved/restored.
2417 2005-10-19 Kaz Kojima <kkojima@gcc.gnu.org>
2419 * config/sh/sh.c (fixup_mova): Skip notes.
2421 2005-10-19 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
2423 * config/s390/s390-protos.h (s390_hard_regno_rename_ok): Add prototype.
2424 * config/s390/s390.c (s390_hard_regno_rename_ok): New function.
2425 (s390_can_eliminate): Handle BASE_REGNUM elimination.
2426 (s390_initial_elimination_offset): Likewise.
2427 (s390_conditional_register_usage): BASE_REGNUM is no longer a fixed
2428 register on TARGET_ZARCH targets.
2429 * config/s390/s390.h (HARD_REGNO_RENAME_OK): Define
2430 (INITIAL_FRAME_POINTER_OFFSET): Remove.
2431 (REG_ALLOC_ORDER): Move BASE_REGNUM lower.
2432 (ELIMINABLE_REGS): Add BASE_REGNUM elimination rule.
2434 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2436 * config/s390/s390.md: Comment describing output modifiers updated.
2437 * config/s390/s390.c (print_operand): Likewise.
2439 2005-10-19 Andreas Krebbel <krebbel1@de.ibm.com>
2441 * config/s390/s390.c (override_options): Added check for -mstack-size
2443 * doc/invoke.texi: Mention that limit in the documenation.
2445 2005-10-18 Paolo Bonzini <bonzini@gnu.org>
2448 * dojump.c (do_jump): Handle TRUTH_AND_EXPR and TRUTH_OR_EXPR here.
2450 2005-10-18 Daniel Berlin <dberlin@dberlin.org>
2452 Fix PR tree-optimization/24231
2454 * tree-ssa-pre.c (try_look_through_load): Skip abnormal phi names
2455 (compute_avail): Ditto.
2457 2005-10-18 Richard Henderson <rth@redhat.com>
2460 * config/i386/i386.c (legitimate_constant_p): Check
2461 SYMBOL_REF_TLS_MODEL directly. Don't fallthru to SYMBOL_REF
2463 (legitimate_pic_operand_p): Test SYMBOL_REF_TLS_MODEL directly.
2464 (legitimate_pic_address_disp_p): Reorg CONST checking to make
2465 sure SYMBOL_REF_TLS_MODEL is tested. Test SYMBOL_REF_TLS_MODEL
2467 (print_operand_address): Likewise.
2468 * config/i386/predicates.md (x86_64_immediate_operand): Test
2469 SYMBOL_REF_TLS_MODEL properly inside CONST.
2470 (x86_64_zext_immediate_operand): Likewise.
2471 (global_dynamic_symbolic_operand, local_dynamic_symbolic_operand,
2472 initial_exec_symbolic_operand, local_exec_symbolic_operand): Remove.
2473 * config/i386/i386-protos.h: Remove predicates.md entries.
2475 2005-10-18 Danny Smith <dannysmith@users.sourceforge.net>
2477 * config/i386/winnt-cxx.c (i386_pe_adjust_class_at_definition):
2478 Check that elements of TYPE_METHODS are FUNCTION_DECLs.
2480 2005-10-17 Alexey Starovoytov <alexey.starovoytov@sun.com>
2481 Ian Lance Taylor <ian@airs.com>
2484 * fold-const.c (fold_widened_comparison): Do not allow range based
2485 constant folding when right operand cannot be unwidened.
2487 2005-10-17 Richard Henderson <rth@redhat.com>
2489 * builtins.c (expand_builtin_synchronize): Build a new-style asm
2490 with a memory clobber.
2492 2005-10-17 James E Wilson <wilson@specifix.com>
2494 PR rtl-optimization/17356
2495 * cfgrtl.c (purge_dead_edges): Check for EDGE_ABNORMAL_CALL before
2496 checking for EDGE_EH.
2498 2005-10-17 Eric Botcazou <ebotcazou@libertysurf.fr>
2500 * config/sparc/sparc.c (function_arg_slotno): In 64-bit mode, align
2501 the slot on an even boundary for any type with 16-byte alignment.
2503 2005-10-17 Hans-Peter Nilsson <hp@axis.com>
2506 * md.texi (Modifiers) <%>: Clarify that % doesn't work
2507 after register allocation.
2509 2005-10-17 DJ Delorie <dj@redhat.com>
2511 * config/m32c/m32c.c (m32c_pushm_popm): Don't mark epilogue insns
2514 2005-10-17 Nathan Sidwell <nathan@codesourcery.com>
2517 * c-common.c (c_add_case_label): Revert my 2005-10-14 clearing of
2520 2005-10-17 Kaz Kojima <kkojima@gcc.gnu.org>
2522 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_schedule_insns
2523 to 2 if it's already non-zero.
2524 (OVERRIDE_OPTIONS): Clear flag_schedule_insns if flag_exceptions
2525 is set and warn about it if flag_schedule_insns is 1.
2527 2005-10-17 Paul Woegerer <paul.woegerer@nsc.com>
2529 * config/crx/crx.md: Compare-and-branch instructions need to
2532 2005-10-17 Uros Bizjak <uros@kss-loka.si>
2535 * config/i386/i386.md (*pushdi2_rex64 splitter)
2536 (*movdi_1_rex64 splitter, *ashldi3_1 splitter)
2537 (*ashrdi3_1 splitter, *lshrdi3_1 splitter): Delay splitting after
2538 flow2 pass only when (optimize > 0 && flag_peephole2).
2540 2005-10-16 Andrew Pinski <pinskia@physics.uc.edu>
2543 * gcc.c (have_c): New static variable.
2545 (process_command): Remove declation of have_c.
2546 Set have_o to 1 when handling -o.
2547 (main): Add a fatel error if there are multiple
2548 files specified and -o and -c/-S is passed witout
2549 -combine or multiple languages.
2551 2005-10-16 Daniel Berlin <dberlin@dberlin.org>
2553 Fix PR tree-optimization/22444
2554 * tree-ssa-alias.c (compute_flow_insensitive_aliasing):
2555 Assert that we don't hit something with subvars.
2556 (setup_pointers_and_addressables): Don't add things with subvars,
2557 because we'll already process the subvars for aliasing purposes.
2559 2005-10-16 Hans-Peter Nilsson <hp@axis.com>
2562 * config/cris/cris.md ("*mov_side<mode>", "*mov_sidesisf")
2563 ("*mov_side<mode>_mem", "*mov_sidesisf_mem", "*clear_side<mode>")
2564 ("*ext_sideqihi", "*ext_side<mode>si", "*op_side<mode>")
2565 ("*op_swap_side<mode>", "*extopqihi_side", "*extop<mode>si_side")
2566 ("*extopqihi_swap_side", "*extop<mode>si_swap_side"): Have separate,
2567 swapped, alternatives for the R constraint.
2570 * builtins.c (get_builtin_sync_mode): Make unlimited
2571 mode_for_size request.
2573 2005-10-15 Richard Henderson <rth@redhat.com>
2575 * gimplify.c (gimplify_var_or_parm_decl): Split out from ...
2576 (gimplify_expr): ... here.
2577 (gimplify_compound_lval): Use it in initial scan loop. Allow
2578 fb_lvalue in base expression.
2580 2005-10-15 Richard Henderson <rth@redhat.com>
2583 * builtins.c (expand_builtin_trap): Export.
2584 * expr.h (expand_builtin_trap): Declare.
2585 * expr.c (expand_assignment): Emit a trap for integral offsets
2586 from registers that weren't reduced to bitpos.
2588 * tree-cfg.c (mark_array_ref_addressable_1): Remove.
2589 (mark_array_ref_addressable): Remove.
2590 * tree-flow.h (mark_array_ref_addressable): Remove.
2591 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Don't call it.
2593 2005-10-15 James E Wilson <wilson@specifix.com>
2596 * sched-deps.c (add_dependence_list): New arg UNCOND. Fix all callers.
2597 (add_dependence_list_and_free): Likewise.
2598 (sched_analyze_2, case MEM): Delete sched_insns_conditions_mutex_p
2601 2005-10-15 Diego Novillo <dnovillo@redhat.com>
2605 * tree-vrp.c (vrp_meet): Fix the intersection of equivalence
2606 sets VR0->EQUIV and VR1->EQUIV when meeting a range and an
2608 (vrp_visit_phi_node): Only prevent infinite iterations when
2609 the previous result and the new result are both VR_RANGEs.
2611 2005-10-15 Ranjit Mathew <rmathew@gcc.gnu.org>
2613 * tree-into-ssa.c (mark_def_sites): Correct minor typo in
2616 2005-10-14 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2619 * c-parser.c (c_parser_for_statement): Use location of RID_FOR
2622 2005-10-14 Per Bothner <per@bothner.com>
2624 PR preprocessor/21250
2625 * c-ppoutput.c (print_line): Print internal line 0 as 1.
2627 2005-10-14 Nathan Sidwell <nathan@codesourcery.com>
2630 * c-common.c (c_add_case_label): Clear LOW_VALUE and HIGH_VALUE's
2631 overflow flags. Refactor some conditionals.
2633 2005-10-13 Andrew Pinski <pinskia@physics.uc.edu>
2636 * tree-dfa.c (add_referenced_var): Only look at decls which
2637 have TREE_CONSTANT or TREE_READONLY set instead of if
2638 !TREE_PUBLIC or !TREE_CONSTANT.
2640 2005-10-13 James E Wilson <wilson@specifix.com>
2642 * doc/invoke.texi: For -x, add f95-cpp-input.
2643 * doc/install.texi: For --enable-languages doc, change f95 to fortran.
2645 2005-10-12 Sebastian Pop <pop@cri.ensmp.fr>
2647 PR tree-optimization/24262
2648 * tree-data-ref.c (analyze_offset_expr): Check that init is invariant
2649 in loop all the time.
2651 2005-10-12 Richard Henderson <rth@redhat.com>
2654 * tree.h (DECL_TRANSPARENT_UNION): Remove.
2655 * function.c (assign_parm_find_data_types): Don't support it.
2656 * print-tree.c (print_node): Likewise.
2657 * c-common.c (handle_transparent_union_attribute): Likewise.
2658 Use build_duplicate_type.
2659 * tree-inline.c (remap_type_1): Split out of remap_type;
2660 properly remap aggregate fields.
2661 (build_duplicate_type): New.
2662 * doc/extend.texi (Variable Attributes): Remove documentation
2663 for transparent_union.
2665 2005-10-12 Eric Botcazou <ebotcazou@libertysurf.fr>
2668 * config/sparc/sparc.c (gen_stack_pointer_inc): Build by hand.
2669 (gen_stack_pointer_dec): Likewise.
2671 2005-10-12 Danny Smith <dannysmith@users.sourceforge.net>
2675 * target.h (struct gcc_target): Add valid_dllimport_attribute_p
2677 (struct cxx): Add adjust_class_at_definition target hook.
2678 * target-def.h: (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): New define,
2679 defaulting to hook_bool_tree_true. Add to TARGET_INITIALIZER
2680 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): New define, defaulting to
2681 hook_void_tree. Add to TARGET_CXX.
2682 * tree.h (struct decl_with_vis): Rename non_addr_const_p field to
2684 (DECL_NON_ADDR_CONSTANT_P): Replace with DECL_DLLIMPORT_P macro.
2685 * tree.c (merge_dllimport_decl_attributes): Check DECL_DLLIMPORT_P
2686 instead of attribute. Check for dllexport override. Warn if
2687 inconsistent dll linkage. Don't lose old dllimport if decl has
2688 had address referenced. Tweak lookup of dllimport atribute.
2689 (handle_dll_attribute): Check targetm.valid_dllimport_attribute_p
2690 for target specific rules. Don't add dllimport attribute if
2691 DECL_DECLARED_INLINE_P. Set DECL_DLLIMPORT_P when adding
2692 dllimport attribute.
2693 (staticp): Replace DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P.
2694 * varasm.c (initializer_constant_valid_p): Replace
2695 DECL_NON_ADDR_CONSTANT_P with DECL_DLLIMPORT_P
2699 * config.gcc (i[34567]86-*-cygwin*): Add winnt-cxx.o to
2700 'cxx_target_objs', winnt-stubs,o to 'extra_objs'.
2701 (i[34567]86-*-mingw32*): Likewise.
2703 * doc/tm.texi (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Document.
2704 (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Document.
2706 * config/i386/winnt.c (i386_pe_dllimport_p): Factor out
2707 C++-specific code. Change return value to bool.
2708 (i386_pe_dllimport_p): Likewise.
2709 (associated_type): Simplify and make language-independent
2710 (i386_pe_encode_section_info): Replace override of ambiguous
2711 dllimport symbol refs with a gcc_assert.
2712 (i386_pe_valid_dllimport_attribute_p): Define.
2713 * config/i386/winnt-cxx.c: New file. Define C++ versions of
2714 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2715 i386_pe_adjust_class_at_definition.
2716 * config/i386/winnt-stubs.c: New file. Define stub versions of
2717 lang-specific functions.
2718 * config/i386/i386-protos.h: Declare winnt-[cxx|stubs].c functions
2719 i386_pe_type_dllimport_p, i386_pe_type_dllexport_p,
2720 i386_pe_adjust_class_at_definition.
2721 (i386_pe_valid_dllimport_attribute_p): Declare.
2722 * config/i386/cygming.h (TARGET_VALID_DLLIMPORT_ATTRIBUTE_P): Define.
2723 (TARGET_CXX_ADJUST_CLASS_AT_DEFINITION): Define.
2724 * config/i386/t-cygming: Add rules for winnt-cxx.o, winnt-stubs.o.
2727 * config/i386/i386.c (ix86_function_ok_for_sibcall): Replace test for
2728 dllimport attribute with test of DECL_DLLIMPORT_P.
2730 2005-10-12 Adrian Straetling <straetling@de.ibm.com>
2732 * combine.c (make_extraction): Correct offset computation.
2734 2005-10-12 Hans-Peter Nilsson <hp@axis.com>
2736 * config/cris/t-linux (LIMITS_H_TEST): Define.
2738 2005-10-12 Richard Henderson <rth@redhat.com>
2741 * cfgexpand.c (add_alias_set_conflicts): Use objects_must_conflict_p.
2743 2005-10-12 Richard Guenther <rguenther@suse.de>
2745 * Makefile.in (CGRAPH_H): Depend on $(TREE_H).
2747 2005-10-12 Nathan Sidwell <nathan@codesourcery.com>
2750 * stor-layout.c (place_field): Set DECL_FIELD_OFFSET and
2751 DECL_FIELD_BIT_OFFSET of FIELD_DECLs, even if they have an invalid
2754 2005-10-12 Richard Guenther <rguenther@suse.de>
2757 * varasm.c (output_constant): Correct typo from previous
2760 2005-10-11 Ian Lance Taylor <ian@airs.com>
2762 PR rtl-optimization/13931
2763 * combine.c: Revert patch of 2003-05-14, and:
2764 (try_combine): Only set elim_i1 and elim_i2 if the destination is
2765 completely killed in the appropriate insn.
2766 (distribute_notes): Don't skip multiple hard register test for
2767 elim_i1 and elim_i2.
2769 2005-10-11 Richard Henderson <rth@redhat.com>
2772 * c-typeck.c (convert_for_assignment): Use build_constructor_single
2773 to initialize a transparent union instead of a nop_expr.
2775 2005-10-11 Richard Henderson <rth@redhat.com>
2777 * Makefile.in (tree-ssa-dce.o): Depend on SCEV_H.
2778 * tree-ssa-dce.c: Include tree-scalar-evolution.h.
2779 (tree_ssa_dce_loop): Call scev_reset.
2782 * Makefile.in (tree-ssa-dce.o): Depend on CFGLOOP_H.
2783 * tree-ssa-dce.c: Include cfgloop.h.
2784 (tree_ssa_dce_loop, pass_dce_loop): New.
2785 * tree-pass.h (pass_dce_loop): Declare it.
2786 * passes.c (init_optimization_passes): Use it.
2788 2005-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2791 * convert.c (convert_to_real): Revert 2005-10-05 patch.
2792 Only apply the optimization for rounding builtins if the inner
2793 cast is also an extension.
2795 2005-10-11 Andrew Pinski <pinskia@physics.uc.edu>
2798 * tree-ssa-ccp.c (execute_fold_all_builtins): Call
2799 mark_new_vars_to_rename instead of update_stmt.
2801 2005-10-11 Bernd Schmidt <bernd.schmidt@analog.com>
2803 * config/bfin/crti.s (__init, __fini): Renamed from _init, _fini.
2805 2005-10-11 Jakub Jelinek <jakub@redhat.com>
2807 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use mmxadd type
2808 for setting MMX register to 0 rather than mmx.
2810 2005-10-10 Steve Ellcey <sje@cup.hp.com>
2813 * configure.ac: Move gas check from mips specific case to common case.
2814 Do check for GNU as for mips*-*-* and *-*-hpux* targets.
2815 * configure: Regenerate
2816 * doc/install.texi: Update.
2818 2005-10-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2821 * config/sparc/sparc.c (sparc_expand_prologue): Remove bogus PATTERN.
2823 2005-10-10 Maciej W. Rozycki <macro@linux-mips.org>
2825 * gcc.c (do_spec_1): Accept numeric characters in file name
2828 2005-10-10 Nick Clifton <nickc@redhat.com>
2830 * config/arm/arm.c: Remove extraneous whitespace. Remove comment
2831 describing the deleted arm_gen_rotated_half_load function.
2833 2005-10-09 Kaz Kojima <kkojima@gcc.gnu.org>
2835 * config/sh/sh.c (emit_fpu_switch): Set TREE_PUBLIC for
2838 2005-10-09 Daniel Jacobowitz <dan@codesourcery.com>
2840 * config.gcc (arm*-*-linux*): Remove redundant extra_parts and
2842 * config/arm/t-linux-eabi (LIB1ASMFUNCS)
2843 (EXTRA_MULTILIB_PARTS): Define.
2844 * config/arm/linux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2845 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2846 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): Move to...
2847 * config/arm/uclinux-elf.h (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC)
2848 (STARTFILE_SPEC, ENDFILE_SPEC, CC1_SPEC)
2849 (LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED): ... here.
2851 2005-10-09 Zdenek Dvorak <dvorakz@suse.cz>
2853 PR tree-optimization/24226
2854 * tree-cfg.c (remove_bb): Clean up unreachable loops.
2855 * tree-flow.h (free_numbers_of_iterations_estimates_loop): Declare.
2856 * tree-ssa-loop-niter.c (free_numbers_of_iterations_estimates_loop):
2859 2005-10-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2861 * config/sparc/gmon-sol2.c (internal_mcount): Mark as used.
2863 2005-10-08 Andrew Pinski <pinskia@physics.uc.edu>
2866 * config/rs6000/darwin.md (movdf_low_si): Remove early clobber.
2867 Rewrite for no need for the early clobber.
2869 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2871 Merge from csl-arm-branch:
2872 2005-09-07 Paul Brook <paul@codesourcery.com>
2873 * config/arm/linux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Prepend a
2876 2005-04-30 Paul Brook <paul@codesourcery.com>
2877 * config/arm/bpabi.h (TARGET_DEFAULT): Define.
2878 * config/arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Define.
2880 2005-03-07 Daniel Jacobowitz <dan@codesourcery.com>
2881 * config/arm/arm.c (arm_all_abis): Add aapcs-linux.
2882 (arm_override_options): Use TARGET_AAPCS_BASED.
2883 * config/arm/arm.h (enum arm_abi_type): Add ARM_ABI_AAPCS_LINUX.
2884 (PTRDIFF_TYPE): Use int for AAPCS.
2885 (DEFAULT_SHORT_ENUMS): Use false for aapcs-linux.
2886 * config/arm/linux-eabi.h (ARM_DEFAULT_ABI, WCHAR_TYPE): Define.
2887 (DEFAULT_SHORT_ENUMS): Delete.
2888 * doc/invoke.texi (ARM Options): Document -mabi=aapcs-linux.
2890 2004-12-15 Daniel Jacobowitz <dan@codesourcery.com>
2891 * config/arm/arm.h (DEFAULT_SHORT_ENUMS): Wrap in #ifndef.
2892 * config/arm/linux-eabi.h (DEFAULT_SHORT_ENUMS): Define to 0.
2893 * config/arm/t-linux-eabi (TARGET_LIBGCC2_CFLAGS): Set to -fPIC.
2895 2004-12-03 Mark Mitchell <mark@codesourcery.com>
2896 * config/arm/linux-eabi.h (LIBGCC_SPEC): Do not define.
2898 2004-11-22 Mark Mitchell <mark@codesourcery.com>
2899 * config.gcc (arm*-*-linux-gnueabi): Use __cxa_atexit.
2901 2004-11-19 Mark Mitchell <mark@codesourcery.com>
2902 * config.gcc (arm*-*-linux-gnueabi): Add it.
2903 * config/arm/bpabi.h (FPUTYPE_DEFAULT): Undefine it before
2905 (TARGET_OS_CPP_BUILTINS): Likeiwse.
2906 * config/arm/linux-eabi.h: New file.
2907 * config/arm/linux-elf.h (LINUX_TARGET_INTERPRETER): New macro.
2908 (LINUX_TARET_LINK_SPEC): Likewise.
2909 (LINK_SPEC): Use it.
2910 * config/arm/t-linux-eabi: New file.
2912 2005-10-08 Steven Bosscher <stevenb@suse.de>
2915 * params.def (PARAM_MAX_VARIABLE_EXPANSIONS): Remove superfluous
2917 (PARAM_SMS_DFA_HISTORY): Likewise.
2919 2005-10-08 Kazu Hirata <kazu@codesourcery.com>
2922 * calls.c (mem_overlaps_already_clobbered_arg_p): New.
2923 (load_register_parameters): Call it.
2924 (check_sibcall_argument_overlap_1): Likewise.
2925 (store_one_arg): Likewise.
2927 2005-10-07 James E. Wilson <wilson@specifix.com>
2929 * config/ia64/vect.md (ashl<mode>3, ashr<mode>3, lshr<mode>3): Use
2930 DImode not VECINT24 for operand 2.
2933 * doc/invoke.texi (IA-64 Options, item -mtune): Renamed from
2937 * config/ia64/ia64.md (movbi, movti_internal, gr_spill_internal,
2938 fr_spill): Use destination_operand for operand 0.
2940 2005-10-07 DJ Delorie <dj@redhat.com>
2942 * varasm.c (output_constant): Limit error to expanding
2945 2005-10-07 Richard Guenther <rguenther@suse.de>
2948 * fold-const.c (fold_binary): Fix operand types during folding
2949 of X op (A, Y). Evaluation order of the side-effects of
2950 X and A are frontend-defined, so ensure we honour that even for
2951 tcc_comparison class operands; eased by removing duplicate code.
2953 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2955 * stor-layout.c (layout_type): Do not allow alignment of array
2956 elements to be greater than their size.
2958 2005-10-07 Steve Ellcey <sje@cup.hp.com>
2960 * config.host (hppa*-*-hpux*): Change out_host_hook_obj and
2962 (hppa*-*-linux*): Ditto.
2963 (ia64-*-hpux*): Add out_host_hook_obj and host_xmake_file.
2964 * config/host-hpux.c: New.
2965 * config/x-hpux: New.
2966 * config/pa/x-hpux: Remove.
2967 * config/pa/x-linux: Remove.
2968 * config/pa/pa-host.c: Remove.
2970 2005-10-07 Jeff Law <law@redhat.com>
2972 * tree-ssa-dom.c (dom_opt_finalize_block): Fix conditions to
2973 determine whether or not to try and thread outgoing edges.
2975 2005-10-07 David Edelsohn <edelsohn@gnu.org>
2977 * config/rs6000/rs6000.md (eqsi_power): New.
2978 (neg_eq0si): Add TARGET_POWER to final condition.
2981 2005-10-06 Richard Henderson <rth@redhat.com>
2983 * config/rs6000/rs6000.c: Revert last change.
2985 2005-10-06 Richard Henderson <rth@redhat.com>
2987 * config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): New.
2988 (TARGET_CANNOT_FORCE_CONST_MEM): Use it.
2990 2005-10-06 Andrew Pinski <pinskia@physics.uc.edu>
2994 * cfgexpand.c (tree_expand_cfg): After expanding the functions, clear
2995 out return_label and naked_return_label.
2997 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
2999 * tree-ssa-structalias.c (check_for_overlaps): Fix bug in last
3002 2005-10-06 Richard Henderson <rth@redhat.com>
3005 * tree-inline.c (declare_return_variable): Handle modify_dest not
3008 2005-10-06 Daniel Berlin <dberlin@dberlin.org>
3010 Fix PR tree-optimization/22488
3011 * tree-ssa-structalias.c (check_for_overlaps): New function.
3012 (create_variable_info_for): Use it.
3014 2005-10-06 Richard Henderson <rth@redhat.com>
3017 * dwarf2out.c (lookup_filename): Return the result of maybe_emit_file.
3018 (dwarf2out_start_source_file): Print it.
3020 2005-10-06 Geoffrey Keating <geoffk@apple.com>
3022 * config/t-slibgcc-darwin (SHLIB_MAPFILES): Use '+='.
3024 2005-10-06 Richard Henderson <rth@redhat.com>
3027 * mode-switching.c (optimize_mode_switching): Clear transp bit
3028 for block with incomming abnormal edges.
3030 * config/sh/sh.c (fpscr_values, emit_fpu_switch): New.
3031 (fpscr_set_from_mem): Use them.
3032 * config/sh/sh.md (fpu_switch0, fpu_switch1): Remove.
3033 (fpscr postinc splitters): Rewrite as peephole2+split.
3035 2005-10-06 David Edelsohn <edelsohn@gnu.org>
3037 * config/rs6000/rs6000.md (eq<mode>): Add !TARGET_POWER.
3038 (eq<mode>_compare): Same.
3040 2005-10-06 Richard Guenther <rguenther@suse.de>
3042 PR tree-optimization/24238
3043 * tree-ssa-alias.c (find_used_portions): Handle RESULT_DECL.
3045 2005-10-06 Daniel Jacobowitz <dan@codesourcery.com>
3047 * acinclude.m4 (gcc_AC_CHECK_TOOL): Handle environment variables
3048 here. Use AC_PATH_PROG for environment variables instead of
3050 * configure.ac: Update calls to gcc_AC_CHECK_TOOL. Use it for
3052 * configure: Regenerated.
3054 2005-10-06 Richard Earnshaw <richard.earnshaw@arm.com>
3057 * arm.md (call): If the address isn't a SYMBOL_REF or a register,
3058 then force it into a register.
3059 (call_value): Likewise.
3061 2005-10-06 Richard Henderson <rth@redhat.com>
3064 * passes.c (init_optimization_passes): Move pass_lower_vector_ssa
3065 under pass_vectorize. Clear TODO_ggc_collect from the dce pass
3066 under pass_vectorize.
3068 2005-10-05 Devang Patel <dpatel@apple.com>
3071 * dbxout.c (dbxout_symbol): Check DECL_RTL_SET_P, after
3072 handling constants. Check NAMESPACE_DECL context for constants.
3074 2005-10-05 Eric Christopher <echristo@apple.com>
3076 * doc/md.texi (Standard Names): Fix name of pushm1 pattern.
3078 2005-10-05 Richard Henderson <rth@redhat.com>
3081 * tree-cfg.c (mark_array_ref_addressable_1): New.
3082 (mark_array_ref_addressable): New.
3083 * tree-flow.h (mark_array_ref_addressable): Declare.
3084 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Use it.
3086 2005-10-05 Andrew Pinski <pinskia@physics.uc.edu>
3090 * reload.c (subst_reloads): When adding a REG_LABEL to a
3091 jump instruction, also update JUMP_LABEL.
3093 2005-10-05 David Edelsohn <edelsohn@gnu.org>
3095 * params.def (PARAM_MAX_GROW_COPY_BB_INSNS): New.
3096 * bb-reorder.c (copy_bb_p): Use it.
3097 * doc/invoke.texi (param table): Add max-grow-copy-bb-insn.
3099 2005-10-05 Richard Henderson <rth@redhat.com>
3102 * toplev.c (process_options): Warn about unsupported combinations
3103 of unwind tables and omit-frame-pointer.
3104 * config/i386/i386.c (override_options): Similarly. Enable
3105 accumulate-outgoing-args if not explicitly disabled.
3107 2005-10-05 Steve Ellcey <sje@cup.hp.com>
3109 * vect.md (vec_initv2si): Fix typo of V2SF to V2SI.
3110 Handle big endian vs. small endian.
3111 (vec_initv2sf): Handle big endian vs. small endian.
3112 (*vec_extractv2sf_1): Ditto.
3114 2005-10-05 Dale Johannesen <dalej@apple.com>
3116 * convert.c (convert_to_real): Don't convert
3117 (float)floor(double d) to floorf((float)d).
3119 2005-10-05 Daniel Jacobowitz <dan@codesourcery.com>
3121 * config/arm/arm.md (insv): Use gen_int_mode in more places.
3123 2005-10-05 Andrew MacLeod <amacleod@redhat.com>
3125 PR tree-optimization/18587
3126 * tree-ssa-operands.c (struct opbuild_list_d, OPBUILD_LAST): Delete.
3127 (build_defs, build_uses, build_v_may_defs, build_v_must_defs,
3128 build_vuses): Change to VEC type.
3129 (opbuild_initialize_virtual, opbuild_initialize_real, opbuild_free,
3130 opbuild_num_elems, opbuild_append_real, opbuild_append_virtual,
3131 opbuild_first, opbuild_next, opbuild_elem_real, opbuild_elem_virtual,
3132 opbuild_elem_uid, opbuild_clear, opbuild_remove_elem): Delete.
3133 (get_name_decl): New. Return DECL_UID of base variable.
3134 (operand_build_cmp): New. qsort comparison routine.
3135 (operand_build_sort_virtual): New. Sort virtual build vector.
3136 (init_ssa_operands, fini_ssa_operands): Use VEC routines.
3137 (FINALIZE_OPBUILD_BASE, FINALIZE_OPBUILD_ELEM): Use VEC_Index.
3138 (FINALIZE_BASE): Use get_name_decl.
3139 (finalize_ssa_defs, finalize_ssa_uses, cleanup_v_may_defs,
3140 finalize_ssa_v_may_defs, finalize_ssa_vuses, finalize_ssa_v_must_defs,
3141 (start_ssa_stmt_operands, append_def, append_use, append_vuse,
3142 append_v_may_def, append_v_must_def): Replace opbuild_* routines with
3143 direct VEC_* manipulations.
3144 (build_ssa_operands): Call operand_build_sort_virtual.
3145 (copy_virtual_operand, create_ssa_artficial_load_stmt,
3146 add_call_clobber_ops, add_call_read_ops): Replace opbuild_* routines
3147 with direct VEC_* manipulations.
3148 * tree-ssa-opfinalize.h (FINALIZE_FUNC): Replace opbuild_* routines
3149 with direct VEC manipulations.
3151 2005-10-05 Paolo Bonzini <bonzini@gnu.org>
3153 PR tree-optimization/21419
3154 PR tree-optimization/24146
3155 PR tree-optimization/24151
3157 * c-typeck.c (readonly_error): Handle USE being lv_asm.
3158 (build_asm_expr): Call it if outputs are read-only.
3159 * gimplify.c (gimplify_asm_expr): Remove former fix to PR 21419.
3161 2005-10-05 Billy Biggs <billy.biggs@gmail.com>
3162 Paolo Bonzini <bonzini@gnu.org>
3166 * doc/extend.texi (x86 Built-ins): Document that -msse and friends
3167 enable the instructions and not just the built-ins.
3168 * doc/invoke.texi (x86 Options): Likewise.
3170 2005-10-04 Geoffrey Keating <geoffk@apple.com>
3172 * config/i386/t-darwin (SHLIB_VERPFX): Fix typo.
3174 * doc/invoke.texi (Option Summary): Correct spelling
3175 of -mmacosx-version-min.
3177 2005-10-04 Devang Patel <dpatel@apple.com>
3179 * c-common.c (vector_types_convertible_p): Check TYPE_PRECISION for
3182 2005-10-04 Steve Ellcey <sje@cup.hp.com>
3184 * tree-vect-transform.c (vect_create_epilog_for_reduction):
3185 Use BYTES_BIG_ENDIAN instead of BITS_BIG_ENDIAN.
3187 2005-10-04 Adrian Straetling <straetling@de.ibm.com>
3189 * config/s390/s390.md ("TDSI","DP"): New mode macros.
3190 ("TE","tg"): New mode attributes.
3191 ("sync_compare_and_swap<mode>"): Replace with a define_expand.
3192 ("sync_compare_and_swap<mode>_cc"): Replace GPR with TDSI.
3193 ("*sync_compare_and_swap<mode>_cc"): Replace with one pattern for
3194 dword_mode and one for GPRmode.
3196 2005-10-04 Ian Lance Taylor <ian@airs.com>
3198 PR preprocessor/13726
3199 * c-ppoutput.c (cb_include): Add comments parameter, and print out
3200 any comments passed in.
3202 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3204 * tree.c (annotate_with_file_line): Fix typo.
3206 2005-10-04 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3209 * builtins.c (fold_builtin_memcmp): When constructing the pointer
3210 type used to access data in the inlined length == 1 case, use
3211 build_pointer_type_for_mode with CAN_ALIAS_ALL set to true.
3212 (fold_builtin_strcmp, fold_builtin_strncmp): Likewise.
3214 2005-10-04 Uros Bizjak <uros@kss-loka.si>
3216 * config/i386/i386.h (TARGET_FISTTP): Enable also for
3217 TARGET_SSE3 and only for TARGET_80387.
3218 * config/i386/i386.md (fix_trunc<mode>_fisttp_i387_1,
3219 (fix_trunc<mode>_i387_fisttp, fix_trunc<mode>_i387_fisttp_with_temp):
3220 Do not depend on TARGET_80387.
3222 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3224 * tree.c (last_annotated_node): Change type to location_t*.
3225 (annotate_with_file_line): Reflect the change of
3226 last_annotated_node type.
3228 2005-10-04 Richard Guenther <rguenther@suse.de>
3231 * c-decl.c (grokdeclarator): Don't write to fields
3234 2005-10-04 Andrew Pinski <pinskia@physics.uc.edu>
3237 * c-decl.c (finish_decl): Use set_user_assembler_name even for
3239 * varasm.c (make_decl_rtl): If a register variable does not
3240 have a set user assmbler name, error out.
3241 Decode the asmspec is now name+1 bypassing '*'.
3243 2005-10-04 Steven Bosscher <stevenb@suse.de>
3245 PR tree-optimization/23049
3246 * tree-ssa-dom.c (thread_across_edge): Make sure that the condition
3247 of a COND_EXPR is folded before calling fold on the whole rhs of a
3248 conditional assignment.
3249 * doc/tree-ssa.texi: Update the GIMPLE grammar for a valid rhs to
3250 document that a COND_EXPR may appear there.
3252 2005-10-03 Diego Novillo <dnovillo@redhat.com>
3255 * tree-vrp.c (extract_range_from_assert): If the new numeric
3256 range created out of the assertion contradicts the existing
3257 numeric range of the ASSERT_EXPR variable, make the new range
3260 2005-10-03 Kaz Kojima <kkojima@gcc.gnu.org>
3262 * config/sh/sh.c (sh_register_move_cost): Add case for moving
3263 from T_REGS to FP register class.
3265 2005-10-03 Richard Henderson <rth@redhat.com>
3268 * tree-nested.c (convert_nl_goto_reference): Lookup a translation
3269 before creating a new one.
3271 2005-10-03 David Edelsohn <edelsohn@gnu.org>
3273 * config/rs6000/t-aix43 (LDFLAGS): New.
3274 * config/rs6000/t-aix52 (LDFLAGS): New.
3276 2005-10-03 Ian Lance Taylor <ian@airs.com>
3278 * gimplify.c (find_single_pointer_decl_1): New static function.
3279 (find_single_pointer_decl): New static function.
3280 (internal_get_tmp_var): For a formal variable, set restrict base
3281 information if appropriate.
3282 * alias.c (find_base_decl): If a VAR_DECL has a restrict base,
3284 * tree.h (DECL_BASED_ON_RESTRICT_P): Define.
3285 (DECL_GET_RESTRICT_BASE): Define.
3286 (SET_DECL_RESTRICT_BASE): Define.
3287 (decl_restrict_base_lookup): Declare.
3288 (decl_restrict_base_insert): Declare.
3289 (struct tree_decl_with_vis): Add based_on_restrict_p field.
3290 * tree.c (restrict_base_for_decl): New static variable.
3291 (init_ttree): Initialize restrict_base_for_decl.
3292 (copy_node_stat): Copy restrict base information.
3293 (decl_restrict_base_lookup): New function.
3294 (decl_restrict_base_insert): New function.
3295 (print_restrict_base_statistics): New static function.
3296 (dump_tree_statistics): Call print_restrict_base_statistics.
3298 2005-10-02 Diego Novillo <dnovillo@redhat.com>
3301 * tree-vrp.c (vrp_meet): Fix call to range_includes_zero_p in
3302 case of anti-ranges.
3304 2005-10-02 Andrew Pinski <pinskia@physics.uc.edu>
3307 * c-typeck.c (tagged_tu_seen): Rename to ...
3308 (tagged_tu_seen_cache): this and add val field.
3309 (comptypes): Move functional to comptypes_internal
3310 and free tagged_tu_seen.
3311 (comptypes_internal): New function and call comptypes_internal
3312 instead of comptypes. Speed up by sibcalling
3313 tagged_types_tu_compatible_p.
3314 (alloc_tagged_tu_seen): New function
3315 (free_all_tagged_tu_seen_up_to): New function.
3316 (tagged_types_tu_compatible_p): Return the val of the seen two
3318 Add that the two types are the same to tagged_tu_seen_base
3319 if they are and call comptypes_internal instead of comptypes.
3320 <case UNION_TYPE>: Speed up common type where the fields are
3322 (function_types_compatible_p): Call comptypes_internal instead of
3324 (type_lists_compatible_p): Likewise.
3325 (all functions): s/tagged_tu_seen/tagged_tu_seen_cache/.
3327 2005-10-02 Matthias Klose <doko@debian.org>
3329 * doc/invoke.texi: Fix typo and speling error.
3331 2005-10-01 Richard Henderson <rth@redhat.com>
3333 * tree-stdarg.c (execute_optimize_stdarg): Process PHI nodes too.
3335 2005-10-01 Mark Mitchell <mark@codesourcery.com>
3337 * config/arm/unknown-elf.h (LINK_GCC_C_SEQUENCE_SPEC): Define
3338 using --start-group and --end-group.
3340 2005-10-01 Diego Novillo <dnovillo@redhat.com>
3342 * tree-vrp.c (value_inside_range, range_includes_zero_p): Add
3343 FIXME note regarding quirky semantics.
3345 2005-10-01 Diego Novillo <dnovillo@redhat.com>
3348 * tree-vrp.c (vrp_meet): Clear VR0->EQUIV when building a
3349 non-null range as a last resort.
3351 2005-10-01 James A. Morrison <phython@gcc.gnu.org>
3352 Diego Novillo <dnovillo@redhat.com>
3355 * tree-vrp.c (extract_range_from_assert): For !=
3356 assertions, only build an anti-range if LIMIT is a
3357 single-valued range.
3359 2005-09-30 Richard Earnshaw <richard.earnshaw@arm.com>
3361 * arm.md (movqi): On thumb when optimizing, handle loading from
3362 memory by describing this as taking a subreg of a zero-extended load
3363 into an SImode register.
3366 2005-09-30 Daniel Jacobowitz <dan@codesourcery.com>
3368 * reload1.c (merge_assigned_reloads): Do not change any
3369 RELOAD_FOR_OUTPUT_ADDRESS reloads.
3371 2005-09-30 Geoffrey Keating <geoffk@apple.com>
3373 * Makefile.in (LIPO_FOR_TARGET): Define.
3374 (STRIP_FOR_TARGET): Define.
3376 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Remove old symlinks
3377 before creating new ones. Do symlinks before creating the actual
3380 * config/t-slibgcc-darwin (libgcc_s_%.dylib): Use --print-multi-lib
3381 to work out which multilibs are actually being built.
3383 2005-09-30 Kazu Hirata <kazu@codesourcery.com>
3385 * tree-vect-transform.c, config/ms1/ms1.md,
3386 config/s390/s390.c, config/v850/v850.md: Fix comment typos.
3387 Follow spelling conventions.
3388 * doc/invoke.texi, doc/md.texi: Fix typos.
3390 2005-09-30 Andrew Macleod <amacleod@redat.com>
3392 PR tree-optimization/21430
3393 * tree-ssa-operands.c (set_virtual_use_link): New. Link new virtual
3394 use operands, and set stmt pointer if need be.
3395 (FINALIZE_CORRECT_USE: New. Macro to call appropriate use fixup routine.
3396 tree-ssa-opfinalize.h (FINALIZE_FUNC): Call FINALIZE_CORRECT_USE if
3399 2005-09-29 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
3402 * stor-layout.c (set_sizetype): Set TYPE_MAIN_VARIANT of bitsizetype.
3404 2005-09-29 Mark Mitchell <mark@codesourcery.com>
3406 * optabs.c (expand_binop): Initialize first_pass_p.
3408 2005-09-29 Jakub Jelinek <jakub@redhat.com>
3411 * c-decl.c (c_write_global_declarations_1): If any
3412 wrapup_global_declaration_2 call returned true, restart the loop.
3414 2005-09-29 Daniel Berlin <dberlin@dberlin.org>
3416 Fix PR tree-optimization/24117
3417 * tree-ssa-structalias.c (find_func_aliases): Strip nops
3418 before considering whether to use anyoffset.
3420 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3424 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
3426 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
3428 (swap_commutative_operands_with_target): New.
3430 2005-09-29 Paolo Bonzini <bonzini@gnu.org>
3433 * gimplify.c (gimplify_asm_expr): Raise an error if an output is
3436 2005-09-29 Steven Bosscher <stevenb@suse.de>
3438 PR tree-optimization/23911
3439 * tree-ssa-ccp.c (fold_const_aggregate_ref): Handle REALPART_EXPR
3440 and IMAGPART_EXPR too.
3442 2005-09-28 Mark Mitchell <mark@codesourcery.com>
3445 * expmed.c (expand_shift): Move logic to reverse rotation
3446 direction when rotating by constants ...
3447 * optabs.c (expand_binop): ... here.
3448 * config/i386/i386.md (rotrdi3): Handle 32-bit mode.
3449 (ix86_rotrdi3): New pattern.
3450 (rotldi3): Handle 32-bit mode.
3451 (ix86_rotldi3): New pattern.
3453 2005-09-29 Alan Modra <amodra@bigpond.net.au>
3456 * config/rs6000/rs6000.md (floatdisf2_internal2): Correct range
3457 check for numbers that need no bit twiddle.
3459 2005-09-28 Geoffrey Keating <geoffk@apple.com>
3461 * config/rs6000/t-darwin8: Uncomment contents, allow -m64
3462 multilib to be built.
3464 * Makefile.in: Export LIPO_FOR_TARGET, STRIP_FOR_TARGET.
3465 (stage1-start): Delete old libgcc and libunwind before moving
3466 anything into the stage directory.
3467 (stage2-start): Likewise.
3468 (stage3-start): Likewise.
3469 (stage4-start): Likewise.
3470 (stageprofile-start): Likewise.
3471 (stagefeedback-start): Likewise.
3472 * config.gcc (*-*-darwin*): Automatically use CPU-specific darwin.h
3473 header in tm_file and CPU-specific t-darwin in tmake_file.
3474 (i[34567]86-*-darwin*): Don't change tm_file.
3475 (powerpc-*-darwin*): Don't change tm_file or tmake_file.
3476 * config/darwin.h (REAL_LIBGCC_SPEC): Rewrite to use proper libgcc
3477 shared library stub for target OS version.
3478 * config/t-slibgcc-darwin (SHLIB_SOLINK): Delete.
3479 (SHLIB_LINK): Don't make SHLIB_SOLINK.
3480 (SHLIB_INSTALL): Don't install SHLIB_SOLINK.
3481 (libgcc_s.%.dylib): New.
3483 (install-darwin-libgcc-stubs): New.
3484 (INSTALL_LIBGCC): New append.
3485 * config/i386/darwin-libgcc.10.4.ver: New.
3486 * config/i386/darwin-libgcc.10.5.ver: New.
3487 * config/i386/t-darwin: New.
3488 * config/rs6000/darwin-libgcc.10.4.ver: New.
3489 * config/rs6000/darwin-libgcc.10.5.ver: New.
3490 * config/rs6000/darwin.h (REAL_LIBGCC_SPEC): Delete.
3491 * config/rs6000/t-darwin (SHLIB_VERPFX): Define.
3493 2005-09-28 Paul Brook <paul@codesourcery.com>
3495 * config/m68k/fpgnulib.c (__extendsfdf2, __truncdfsf2): Handle
3498 2005-09-28 Richard Guenther <rguenther@suse.de>
3500 PR tree-optimization/23853
3501 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use
3502 host_integerp to verify misalignment value.
3504 2005-09-28 Richard Henderson <rth@redhat.com>
3506 * builtins.c (get_builtin_sync_mode): New.
3507 (expand_builtin_sync_operation): Pass in mode argument.
3508 (expand_builtin_compare_and_swap): Likewise.
3509 (expand_builtin_lock_test_and_set): Likewise.
3510 (expand_builtin_lock_release): Likewise.
3511 (expand_builtin): Update to match.
3513 2005-09-28 Nick Clifton <nickc@redhat.com>
3515 * config/v850/v850.h (GO_IF_LEGITIMATE_ADDRESS): Tidy up
3516 formatting. Add check to PLUS case to ensure that the offset is
3517 within an acceptable range.
3519 * config/v850/v850.md (casesi): Disable the generation of the
3520 switch pattern as it is not being handled properly at the moment.
3522 * config/v850/lib1funcs.asm (___ucmpdi2): Correct jump instruction
3523 for when the high words are identical.
3525 2005-09-27 Richard Henderson <rth@redhat.com>
3527 * pretty-print.c (pp_base_format): Fix typo for %>.
3529 2005-09-27 Daniel Berlin <dberlin@dberlin.org>
3530 Devang Patel <dpatel@apple.com>
3532 PR tree-optimization/23625
3533 * tree-flow-inline.h (bsi_after_labels): Remove, first statement is
3534 LABEL_EXPR, assertion check.
3536 2005-09-27 J"orn Rennecke <joern.rennecke@st.com>
3538 * optabs.c (no_conflict_move_test): Check if a result of a
3539 to-be-moved insn would be clobbered by an originally
3542 2005-09-27 Jeff Law <law@redhat.com>
3544 * passes.c (init_optimization_passes): Replace copy propagation
3545 passes immediately after DOM with phi-only copy propagation
3546 pases. Add phi-only copy propagation pass after first DOM pass.
3547 * tree-pass.h (pass_phi_only_copy_prop): Declare.
3548 * tree-ssa-copy.c (init_copy_prop): Accept new PHI_ONLY argument.
3549 If true, then mark all non-control statements with DONT_SIMULATE_AGAIN.
3550 (execute_copy_prop): Accept new PHI_ONLY argument. Pass it along
3551 to init_copy_prop. Callers updated.
3552 (do_phi_only_copy_prop): New function.
3553 (pass_phi_only_copy_prop): New pass descriptor.
3555 2005-09-27 Nick Clifton <nickc@redhat.com>
3557 * libgcc2.c (__popcount_tab): Remove redundant prototype.
3559 2005-09-26 Jason Merrill <jason@redhat.com>
3562 * c-common.c (finish_fname_decls): Use append_to_statement_list_force.
3564 * doc/invoke.texi: Clarify documentation of -fno-enforce-eh-specs.
3566 2005-09-26 James E Wilson <wilson@specifix.com>
3568 * config/ia64/crtbegin.asm, config/ia64/crtend.asm: Remove glibc
3569 copyright. Add gcc copyright plus libgcc exception.
3570 * config/ia64/crtfastmath.asm: Remove glibc copyright. Add gcc
3572 * config/ia64/lib1funcs.asm: Add gcc copyright plus libgcc exception.
3574 2005-09-26 Jeff Law <law@redhat.com>
3576 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Be more selective
3577 about when to iterate.
3579 2005-09-23 Fariborz Jahanian <fjahanian@apple.com>
3582 * config/rs6000/rs6000.c (rs6000_function_value): Parallel pattern
3583 for __complex__ double in -mcpu=G5 mode.
3585 2005-09-26 Sebastian Pop <pop@cri.ensmp.fr>
3587 PR tree-optimization/23942
3588 * Makefile.in (SCEV_H): Depends on PARAMS_H.
3589 * tree-scalar-evolution.c: Include params.h.
3591 (follow_ssa_edge, follow_ssa_edge_in_rhs,
3592 follow_ssa_edge_in_condition_phi_branch,
3593 follow_ssa_edge_in_condition_phi, follow_ssa_edge_inner_loop_phi):
3594 Change return type to t_bool. Use a parameter to limit the size of
3595 trees that are walked before stopping
3596 (analyze_evolution_in_loop): Initialize the limit to 0.
3597 (follow_ssa_edge): Give up by returning t_dont_know if the limit
3598 exceeds PARAM_SCEV_MAX_EXPR_SIZE.
3600 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3603 * simplify-rtx.c (simplify_immed_subreg) [MODE_INT]: Skip
3604 simplification if elem_bitsize > 2 * HOST_BITS_PER_WIDE_INT.
3606 2005-09-26 Fariborz Jahanian <fjahanian@apple.com>
3608 * combine.c (make_extraction): Check for valid use of subreg.
3610 2005-09-26 Uros Bizjak <uros@kss-loka.si>
3613 * config/i386/i386.md ("*fistdi2_1"): New pattern.
3614 ("*fist<mode>2_1"): Use only HImode and SImode register operands.
3615 ("fist<mode>2_with_temp"): Use only register operands.
3617 2005-09-26 J"orn Rennecke <joern.rennecke@st.com>
3619 * rtlanal.c (reg_used_between_p): Don't check for CLOBBERs in
3620 CALL_INSN_FUNCTION_USAGE.
3622 2005-09-26 Richard Guenther <rguenther@suse.de>
3625 * gcse.c: Include hashtab.h, define ldst entry hashtable.
3626 (pre_ldst_expr_hash, pre_ldst_expr_eq): New functions.
3627 (ldst_entry): Use the hashtable instead of list-walking.
3628 (find_rtx_in_ldst): Likewise.
3629 (free_ldst_entry): Free the hashtable.
3630 (compute_ld_motion_mems): Create the hashtable.
3631 (trim_ld_motion_mems): Remove entry from hashtable if
3632 removing it from list.
3633 (compute_store_table): Likewise^2.
3634 (store_motion): Free hashtable in case we did not see
3637 2005-09-25 Kazu Hirata <kazu@codesourcery.com>
3639 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
3640 and arg1 if we are passing them to fold_build2.
3642 2005-09-25 Dan Nicolaescu <dann@ics.uci.edu>
3645 * config/i386/i386.c (ix86_function_regparm): Fix the test for
3648 2005-09-25 Richard Henderson <rth@redhat.com>
3650 * config/alpha/alpha.c (tls_symbolic_operand_1): Trust
3651 SYMBOL_REF_TLS_MODEL to be correct.
3653 2005-09-24 Richard Henderson <rth@redhat.com>
3655 * ipa-type-escape.c (discover_unique_type): Remove dead code at
3656 end of function. Reindent.
3658 2005-09-24 Ian Lance Taylor <ian@airs.com>
3660 * convert.c (convert_to_integer): Don't test for ENUMERAL_TYPE in
3661 NEGATE_EXPR/BIT_NOT_EXPR case.
3663 2005-09-24 Richard Henderson <rth@redhat.com>
3665 * c-common.c (handle_mode_attribute): When not modifying in place,
3666 create subtypes for enumerations.
3667 (sync_resolve_return): Use TYPE_MAIN_VARIANT.
3668 * gimplify.c (create_tmp_from_val): Likewise.
3670 2005-09-24 Alexandre Oliva <aoliva@redhat.com>
3672 * config/i386/i386.md (*tls_global_dynamic_64,
3673 *tls_local_dynamic_base_64): Add missing mode to call.
3674 (tls_global_dynamic_64, tls_local_dynamic_base_64): Likewise.
3676 2005-09-24 Jan Hubicka <jh@suse.cz>
3678 * cgraph.c (cgraph_clone_edge): Make the scale gcov_type.
3679 (cgraph_clone_node): Likewise.
3680 * cgraph.h (cgraph_clone_edge): Update prototype.
3681 (cgraph_mark_inline_edge, cgraph_clone_inlined_nodes): Remove
3682 duplicated prototypes; add updating argument.
3683 * cgraphunit.c (verify_cgraph_node): Verify that counts are non-negative.
3684 * ipa-inline.c (cgraph_clone_inlined_nodes): Allow clonning without
3686 (cgraph_mark_inline_edge): Likewise.
3687 (cgraph_mark_inline): Update use of cgraph_mark_inline_edge.
3688 (cgraph_flatten_node): Likewise.
3689 (cgraph_decide_recursive_inlining): Likewise.
3690 (cgraph_decide_inlining_of_small_function): Likewise.
3691 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3693 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3694 Pete Steinmetz <steinmtz@us.ibm.com>
3696 * config/rs6000/rs6000.md (neg-minus-mult): Set type to dmul.
3697 (rldic.): Set type to "compare".
3699 (movsf_hardfloat): Set type to mtjmpr for MTCTR/MTLR. Set type to
3700 mfjmpr for MFCTR/MFLR.
3701 (movdf_hardfloat64): Same.
3702 (movdf_softfloat64): Same. Correct order of store and move types.
3703 (movti_string): Set type to store_ux/load_ux.
3704 (load_multiple): Set type to load_ux.
3705 (store_multiple): Set type to store_ux.
3706 (movmemsi): Set type to store_ux.
3707 (output_cbranch direct_return): Set type to jmpreg.
3708 (stmw): Set type to store_ux.
3709 (lmw): Set type to load_ux.
3710 * config/rs6000/40x.md (ppc403-store): Increase latency to 2.
3711 * config/rs6000/440.md (ppc440-store): Increase latency to 6.
3712 * config/rs6000/603.md (ppc603-store): Occupy LSU for 2 cycles.
3713 * config/rs6000/6xx.md (ppc604-store): Increase latency to 3.
3714 * config/rs6000/mpc.md (mpccore-store): Increase latency to 2.
3715 * config/rs6000/rios1.md (rios1-store): Increase latency to 2.
3716 (rios1-fpstore): Increase latency to 3.
3717 * config/rs6000/rios2.md (rios2-store): Increase latency to 2.
3718 * config/rs6000/rs64.md (rs64a-store): Increase latency to 2.
3720 2005-09-23 David Edelsohn <edelsohn@gnu.org>
3721 Andrew Pinski <pinskia@physics.uc.edu>
3723 * config/rs6000/sync.md (sync_<fetchop_name>si_internal): Change
3724 operand2 constraint to "b".
3725 (sync_<fetchop_name>di_internal): Same.
3726 (sync_old_<fetchop_name>si_internal): Change operand3 constraint
3728 (sync_old_<fetchop_name>di_internal): Same.
3729 (sync_new_<fetchop_name>si_internal): Same.
3730 (sync_new_<fetchop_name>di_internal): Same.
3732 2005-09-23 J"orn Rennecke <joern.rennecke@st.com>
3735 * final.c (insn_default_length, insn_min_length): In !HAVE_ATTR_length
3736 case, define as macros.
3738 PR rtl-optimization/23837
3739 * optabs.c (no_conflict_move_test): Don't set must_stay for a
3740 clobber / clobber match between dest and p->first.
3742 * optabs.c (emit_libcall_block): Use no_conflict_move_test.
3743 (no_conflict_move_test): Update comments.
3745 2005-09-22 Ranjit Mathew <rmathew@gcc.gnu.org>
3747 * doc/install.texi: Update URL for Jacks.
3748 * doc/sourcebuild.texi: Likewise.
3750 2005-09-22 David Edelsohn <edelsohn@gnu.org>
3753 * config/rs6000/rs6000.md (movsf_hardfloat): Ignore special
3754 registers when choosing register preferences.
3755 (movdf_hardfloat64): Same.
3757 2005-09-22 Andreas Krebbel <krebbel1@de.ibm.com>
3759 * expmed.c (expand_shift): Don't use the target of the rotate as
3760 target for the first expanded shift insn.
3761 * testsuite/gcc.dg/20050922-1.c: Testcase added.
3763 2005-09-21 Zdenek Dvorak <dvorakz@suse.cz>
3765 PR tree-optimization/22438
3766 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Handle all
3767 preserved iv rhs rewriting specially.
3769 2005-09-21 Daniel Berlin <dberlin@dberlin.org>
3771 * tree-data-ref.c (analyze_array_indexes): Only estimate when
3772 estimate_only is true.
3773 * tree-flow.h (ref_contains_indirect_ref): New prototype.
3774 * tree-flow-inline.h (ref_contains_indirect_ref): Moved from
3775 tree-ssa-structalias.c
3776 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Use
3777 ref_contains_indirect_ref.
3778 * tree-ssa-structalias.c (ref_contains_indirect_ref): Moved.
3780 2005-09-21 DJ Delorie <dj@redhat.com>
3782 * config/mn10300/mn10300.c (TARGET_DEFAULT_TARGET_FLAGS): Add
3784 (mn10300_return_in_memory): Support variable size types also.
3785 (mn10300_pass_by_reference): Likewise.
3786 (mn10300_function_value): New.
3787 * config/mn10300/mn10300.h (FUNCTION_VALUE): Call the above.
3788 (FUNCTION_OUTGOING_VALUE): Likewise.
3789 * config/mn10300/mn10300.opt: Add -mreturn-pointer-on-d0.
3790 * doc/invoke.texi: Document it.
3792 2005-09-21 Uros Bizjak <uros@kss-loka.si>
3795 * config/i386/i386.c (ix86_prepare_fp_compare_args): Do not
3796 force integer op1 into register for XFmode compares.
3798 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
3801 * expmed.c (alg_code): Add alg_impossible.
3802 (alg_hash_entry): Add cost.
3803 (synth_mult): Record alg_impossible in the hash table if
3804 multiplication by a given integer is impossble within the
3805 limit. Speed up using alg_impossible.
3807 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3809 * tree-ssa-structalias.c (get_constraint_for_component_ref): Add
3810 argument. Allow and set any offset if needs_anyoffset is passed
3812 (get_constraint_for): Add argument here too.
3814 (do_structure_copy): Pass NULL to get_constraint_for.
3815 (handle_ptr_arith): Ditto.
3816 (find_func_aliases): Ditto.
3818 2005-09-20 J"orn Rennecke <joern.rennecke@st.com>
3820 PR rtl-optimization/23898
3821 * output.h (get_attr_min_length): Declare.
3822 * final.c (get_attr_length_1): New function, broken out of:
3824 (get_attr_min_length): New function.
3825 * bb-reorder.c (copy_bb_p, get_uncond_jump_length): Use it.
3826 (duplicate_computed_gotos): Likewise.
3827 * genattr.c (insn_min_length): Generate declaration.
3828 * genattrtab.c (min_fn, min_attr_value): New functions.
3829 (make_length_attrs): Generate insn_min_length.
3831 2005-09-20 Steve Ellcey <sje@cup.hp.com>
3833 * config/pa/pa.c (output_cbranch): Check for zero in operands[2].
3835 2005-09-20 Richard Henderson <rth@redhat.com>
3837 PR tree-optimization/24059
3838 * expr.c (expand_expr_real_1) <INDIRECT_REF>: Allow modifier
3841 2005-09-20 Joseph S. Myers <joseph@codesourcery.com>
3843 * c.opt (fextended-identifiers): New.
3844 * c-opts.c (c_common_handle_option): Handle
3845 -fextended-identifiers.
3846 * doc/cpp.texi: Update documentation of extended identifiers.
3847 * doc/cppopts.texi (-fextended-identifiers): Document.
3849 2005-09-20 Jakub Jelinek <jakub@redhat.com>
3851 PR tree-optimization/23929
3852 * tree-ssa-loop-niter.c (expand_simple_operations): Return immediately
3855 PR tree-optimization/23818
3856 * tree-stdarg.c (execute_optimize_stdarg): Call
3857 calculate_dominance_info.
3859 2005-09-20 Daniel Berlin <dberlin@dberlin.org>
3861 * tree-data-ref.c (get_number_of_iters_for_loop): New function.
3862 (analyze_siv_subscript_cst_affine): Add weak SIV test.
3863 (compute_overlap_steps_for_affine_1_2): Use
3864 get_number_of_iters_for_loop.
3865 (analyze_subscript_affine_affine): Check whether difference is
3867 Use get_number_of_iters_for_loop.
3868 Check whether overlap occurs outside of bounds.
3869 (analyze_miv_subscript): Use get_number_of_iters_for_loop.
3871 2005-09-20 Andreas Krebbel <krebbel1@de.ibm.com>
3873 * tree-ssa-address.c (create_mem_ref): Put the symbol reference into the
3874 base register if possible.
3876 2005-09-20 Zdenek Dvorak <dvorakz@suse.cz>
3878 PR tree-optimization/18463
3879 * tree-chrec.c (chrec_convert): Return fold_converted chrec if
3880 converting it directly is not possible.
3881 (chrec_convert_aggressive): New function.
3882 * tree-chrec.h (chrec_convert_aggressive): Declare.
3883 * tree-scalar-evolution.c (instantiate_parameters_1, resolve_mixers):
3884 Fold chrec conversions aggressively if asked to.
3885 (instantiate_parameters): Modified because of changes in
3886 instantiate_parameters_1.
3888 2005-09-19 Richard Henderson <rth@redhat.com>
3890 * config/i386/sse.md (reduc_splus_v4sf): Rename from reduc_plus_v4sf.
3891 (reduc_splus_v2df): New.
3893 2005-09-19 Richard Sandiford <richard@codesourcery.com>
3895 * config/arm/aof.h (REGISTER_NAMES): Add missing backslash.
3896 (ADDITIONAL_REGISTER_NAMES): Add missing comma. Remove final comma.
3898 2005-09-19 Richard Henderson <rth@redhat.com>
3900 * config/i386/sse.md (vcondu<SSEMODE124>): Rename from
3903 2005-09-19 Richard Henderson <rth@redhat.com>
3905 * config/ia64/ia64.c (ia64_expand_widen_sum): New.
3906 (ia64_expand_dot_prod_v8qi): New.
3907 * config/ia64/ia64-protos.h: Update.
3908 * config/ia64/vect.md (pmpy2_r, pmpy2_l, widen_usumv8qi3,
3909 widen_usumv4hi3, widen_ssumv8qi3, widen_ssumv4hi3, udot_prodv8qi,
3910 sdot_prodv8qi, sdot_prodv4hi): New.
3911 (reduc_splus_v2sf): Rename from reduc_plus_v2sf.
3913 2005-09-19 Richard Henderson <rth@redhat.com>
3916 * real.c (exact_real_truncate): Return false if the format cannot
3917 represent the number as a normal.
3919 * config/alpha/alpha.c (alpha_rtx_costs) <FLOAT_EXTEND>: Cost 0
3920 for a memory source.
3922 2005-09-19 Dorit Nuzman <dorit@il.ibm.com>
3924 * tree-ssa-operands.c (swap_tree_operands): Export.
3925 * tree.h (swap_tree_operands): Declare.
3926 * tree-vectorizer.c (vect_is_simple_reduction): Remove ATTRIBUTE_UNUSED.
3927 Call swap_tree_operands.
3929 2005-09-19 Richard Henderson <rth@redhat.com>
3931 * tree-flow.h (merge_alias_info): Declare.
3932 * tree-ssa-copy.c (merge_alias_info): Export.
3933 * tree-vect-transform.c (vect_create_index_for_vector_ref): Remove.
3934 (vect_create_data_ref_ptr): Use create_iv directly.
3935 (vectorizable_load): Use correct types for integer constants.
3936 (vect_generate_tmps_on_preheader): Likewise.
3937 (vect_gen_niters_for_prolog_loop): Likewise.
3939 2005-09-19 Steven Bosscher <stevenb@suse.de>
3941 PR rtl-optimization/23943
3942 * cse.c (find_best_addr): Never propagate an EXPR_LIST rtx.
3944 2005-09-18 Jan Hubicka <jh@suse.cz>
3946 * calls.c (flags_from_decl_or_type): Do not set ECF_LIBCALL_BLOCK.
3948 2005-09-18 Eric Botcazou <ebotcazou@adacore.com>
3950 * varasm.c (output_constant): Do not abort on conversions to union
3951 types between different sizes.
3953 2005-09-18 Richard Guenther <rguenther@suse.de>
3956 * gimplify.c (fold_indirect_ref_rhs): Fix thinko in
3959 2005-09-18 Paul Brook <paul@codesourcery.com>
3961 * config/m68k/fpgnuib.c (__floatsidf): Don't rely on signed overflow.
3963 2005-09-17 Richard Henderson <rth@redhat.com>
3965 * tree-pass.h, tree-flow.h, tree-ssa-dce.c: Revert last change.
3966 * tree-ssa-loop.c (pass_vect_dce): Remove.
3967 * passes.c (init_optimization_passes): Add pass_dce as a sub-pass
3970 2005-09-17 Richard Henderson <rth@redhat.com>
3972 * tree-pass.h (pass_vect_dce): Declare.
3973 * passes.c (init_optimization_passes): Add it.
3974 * tree-flow.h (tree_ssa_dce): Declare.
3975 * tree-ssa-dce.c (tree_ssa_dce): Export.
3976 * tree-ssa-loop.c (tree_vectorize): Move current_loops check ...
3977 (gate_tree_vectorize): ... here.
3978 (pass_vect_dce): New.
3980 2005-09-17 Jan Hubicka <jh@suse.cz>
3982 * except.c (struct eh_status): Turn region_array into vec.
3983 (expand_resx_expr, collect_eh_region_array, remove_unreachable_regions,
3984 convert_from_eh_region_ranges, find_exception_handler_labels,
3985 current_function_has_exception_handlers, assign_filter_values,
3986 build_post_landing_pads, dw2_build_landing_pads,
3987 sjlj_find_directly_reachable_regions, sjlj_mark_call_sites,
3988 sjlj_emit_dispatch_table, remove_eh_handler, for_each_eh_region,
3989 foreach_reachable_handler, can_throw_internal_1,
3990 convert_to_eh_region_ranges, verify_eh_tree): Update uses of
3992 (duplicate_eh_region_1): Update region_array.
3993 (duplicate_eh_regions): Resize region_array and avoid recomputing.
3995 2005-09-17 David Edelsohn <edelsohn@gnu.org>
3998 * expmed.c (expand_mult): Substitute simple register for op0 when
4001 2005-09-17 Richard Henderson <rth@redhat.com>
4003 * expr.c (emit_move_via_integer): Add force argument, pass it on
4004 to emit_move_change_mode. Update callers.
4005 (emit_move_complex): Pass true to new force argument.
4006 * function.c (expand_function_end): Move expand_eh_return call
4007 earlier. Merge sub-word complex values into a pseudo before
4008 copying to the return hard register.
4010 2005-09-17 Eric Botcazou <ebotcazou@adacore.com>
4012 * varasm.c (output_constant): Do not abort on VIEW_CONVERT_EXPRs
4013 between different sizes.
4015 2005-09-16 Paolo Bonzini <bonzini@gnu.org>
4019 * passes.c (init_optimization_passes): Register dump files for
4022 2005-09-16 Andreas Krebbel <krebbel1@de.ibm.com>
4024 * config/s390/s390-protos.h (s390_overlap_p): Prototype added.
4025 * config/s390/s390.c (s390_overlap_p): New function.
4026 * config/s390/s390.md ("*mvc" peephole2, "*nc" peephole2, "*oc"
4027 peephole2, "*xc" peephole2): Added overlap check to the peephole2
4030 2005-09-16 Richard Guenther <rguenther@suse.de>
4032 * ipa-pure-const.c (static_execute): Free auxiliar information.
4033 * ipa-type-escape.c (discover_unique_type): Free temporary key.
4034 * tree-vrp.c (remove_range_assertions): Free blocks_visited sbitmap.
4036 2005-09-15 DJ Delorie <dj@redhat.com>
4038 * config/m32c/m32c-lib1.S (__m32c_eh_return): Fix typo.
4040 2005-09-15 Paolo Bonzini <bonzini@gnu.org>
4042 * optabs.c (expand_binop): Use swap_commutative_operands_with_target
4044 (swap_commutative_operands_with_target): New.
4046 2005-09-15 Daniel Berlin <dberlin@dberlin.org>
4048 * tree-data-ref.c (analyze_array_indexes): Add estimate_only
4051 (estimate_iters_using_array): New function.
4052 * tree-data-ref.h (estimate_iters_using_array): Prototype
4053 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined):
4054 Use estimate_iters_using_array instead of analyze_array.
4056 2005-09-15 Eric Botcazou <ebotcazou@adacore.com>
4058 * tree-nested.c (get_frame_type): Mark the "non-local frame structure"
4061 2005-09-15 Michael Matz <matz@suse.de>
4063 * tree-vrp.c (vrp_int_const_binop <MINUS_EXPR>): Handle 0 - -INF.
4065 2005-09-14 Daniel Berlin <dberlin@dberlin.org>
4067 PR tree-optimization/23835
4068 * tree-ssa-alias.c (sort_pointers_by_pt_vars): New function.
4069 (create_name_tags): Rewrite to be not O(num_ssa_names^2).
4071 2005-09-14 Richard Henderson <rth@redhat.com>
4073 * config/ia64/vect.md (addv2sf3, subv2sf3): Rewrite as expand.
4074 (addv2sf3_1, addv2sf3_2, subv2sf3_1, subv2sf3_2): New.
4076 2005-09-14 Andrew Pinski <pinskia@physics.uc.edu>
4078 * config/i386/i386.c (contains_128bit_aligned_vector_p): Add break
4079 in the ARRAY_TYPE case.
4081 2005-09-14 Eric Botcazou <ebotcazou@adacore.com>
4083 * tree.c (substitute_in_expr, case 4): New case, for ARRAY_REF.
4085 2005-09-14 Uros Bizjak <uros@kss-loka.si>
4088 * tree-vect-transform.c (vectorizable_operation): Return false for
4089 scalar shift operations and for vector shift operations with
4090 non-invariant shift arguments. Use scalar tree operand op1 as
4091 a shift operand when vector shift insn pattern uses scalar shift
4093 * Makefile.in (tree-vect-transform.o): Depend on recog.h.
4095 2005-09-14 Olivier Hainque <hainque@adacore.com>
4097 * gimplify.c (gimplify_init_ctor_eval): Don't discard a zero-sized
4098 value if it has side-effects.
4100 2005-09-14 David Edelsohn <edelsohn@gnu.org>
4103 * config/rs6000/rs6000.md (muldi3): Add mulli alternative.
4105 2005-09-14 Alan Modra <amodra@bigpond.net.au>
4107 * config/rs6000/linux64.h (DBX_OUTPUT_BRAC): Treat function name
4108 passed as NAME as if it were label at start of function code.
4110 2005-09-13 Kaz Kojima <kkojima@gcc.gnu.org>
4112 * config/sh/sh.md (*movv4sf_i): Add general register cases to
4115 2005-09-13 Andrew Pinski <pinskia@physics.uc.edu>
4117 * config/rs6000/darwin.md (movdf_low_si): Mark the outgoing r constraint
4118 as early clobber. Rewrite so the PIC register is not implicitly used.
4120 2005-09-13 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4122 * tree.c (annotate_with_file_line): Compare line numbers before
4125 2005-09-13 Uros Bizjak <uros@kss-loka.si>
4128 * config/i386/sse.md (*ieee_sminv4sf3, *ieee_smaxv4sf3)
4129 (*ieee_sminv2df3, *ieee_smaxv2df3): New insn patterns.
4131 2005-09-13 Ian Lance Taylor <ian@airs.com>
4133 * loop-doloop.c (doloop_modify): Use GEN_INT to pass an rtx rather
4134 than a HOST_WIDEST_INT to gen_doloop_begin.
4136 2005-09-13 Diego Novillo <dnovillo@redhat.com>
4138 * tree-dfa.c (dump_variable): Guard against NULL annotations.
4140 2005-09-13 Zdenek Dvorak <dvorakz@suse.cz>
4142 PR tree-optimize/23817
4143 * tree-cfg.c (tree_merge_blocks): Preserve loop closed ssa.
4145 2005-09-13 Alan Modra <amodra@bigpond.net.au>
4148 * config/rs6000/rs6000.md (restore_stack_block): Write the backchain
4149 word before changing the stack pointer. Use gen_frame_mem for MEMs.
4150 Use UNSPEC_TIE to prevent insn scheduling reordering the insns.
4151 (restore_stack_nonlocal): Likewise.
4152 (save_stack_nonlocal): Use template to emit insns, and gen_frame_mem.
4154 2005-09-12 Ian Lance Taylor <ian@airs.com>
4157 * c.opt (ffriend-injection): New C++ option.
4158 * doc/invoke.texi (Option Summary): Mention -ffriend-injection.
4159 (C++ Dialect Options): Document -ffriend-injection.
4161 2005-09-12 Josh Conner <jconner@apple.com>
4164 * ipa-reference.c (static_execute): Don't mark variables in
4165 named sections TREE_READONLY.
4167 2005-09-12 Alan Modra <amodra@bigpond.net.au>
4169 * config/rs6000/rs6000.c (get_next_active_insn): Simplify test for
4172 2005-09-12 Andrew Pinski <pinskia@physics.uc.edu>
4174 * tree-ssa-dse.c (dse_optimize_stmt): Fix up all of V_MAY_DEF and
4175 V_MUST_DEF instead of just the first_use_p.
4176 Don't mark the virtual variables for renaming on the statement which
4178 (pass_dse): Remove TODO_update_ssa.
4180 2005-09-12 J"orn Rennecke <joern.rennecke@st.com>
4183 * stor-layout.c (compute_record_mode): For records with a single
4184 field, actually check the field's mode size against the type size.
4186 * sh.h (HARD_REGNO_MODE_OK): Allow V4SFmode in general purpose
4187 registers for TARGET_SHMEDIA.
4188 (enum reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Rename
4189 GENERAL_FP_REGS to GENERAL_DF_REGS. Add GENERAL_FP_REGS as union
4190 of GENERAL_REGS and FP_REGS.
4192 2005-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4194 * config/bfin/bfin.c (legimitize_pic_address): Use gen_const_mem.
4196 2005-09-12 Alan Modra <amodra@bigpond.net.au>
4198 * config/rs6000/rs6000.c (get_next_active_insn): Rewrite using
4199 CALL_P, JUMP_P and NONJUMP_INSN_P, so that barriers and labels
4200 are omitted. Exclude stack_tie insn too.
4202 2005-09-11 David Edelsohn <edelsohn@gnu.org>
4204 PR rtl-optimization/23098
4205 * config/rs6000/predicates.md (easy_fp_constant): SFmode constant
4207 * config/rs6000/rs6000.md (movdf splitter): Use
4208 const_double_operand predicate for TARGET_POWERPC64.
4209 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Expand
4210 SYMBOL_REF method to ABI_V4.
4212 * config/rs6000/altivec.md (build_vector_mask_for_load): Use
4213 replace_equiv_address.
4214 * config/rs6000/rs6000.c (rs6000_emit_eh_reg_restore): Mark MEM as
4215 rs6000_sr_alias_set and MEM_NOTRAP.
4216 (rs6000_aix_emit_builtin_unwind_init): Use gen_frame_mem().
4218 2005-09-11 Eric Botcazou <ebotcazou@adacore.com>
4220 * tree.c (contains_placeholder_p) <tcc_expression>: Properly
4221 handle CALL_EXPR again.
4223 2005-09-11 Richard Earnshaw <richard.earnshaw@arm.com>
4225 * arm/predicates.md (alignable_memory_operand): Delete.
4227 2005-09-10 Richard Henderson <rth@redhat.com>
4230 * dbxout.c (dbxout_expand_expr): New.
4231 (dbxout_symbol): Use it.
4233 2005-09-10 Richard Earnshaw <richard.earnshaw@arm.com>
4235 * arm.c (arm_gen_rotated_half_load): Delete.
4236 (vfp_emit_fstmx, arm_set_return_address): Use gen_frame_mem.
4237 (emit_multi_reg_push, emit_sfm, arm_expand_prologue)
4238 (thumb_set_return_address): Likewise.
4239 (thumb_load_double_from_address): Use adjust_address.
4240 * arm.md (splits calling arm_gen_rotated_half_load): Delete.
4241 (extendhsisi2_mem, movhi_bytes): Use change_address.
4242 (movhi): Use widen_memory_access.
4243 (reload_out_df): Use replace_equiv_address.
4244 * arm-protos.h (arm_gen_rotated_half_load): Delete prototype.
4246 2005-09-09 Richard Henderson <rth@redhat.com>
4249 * dbxout.c: Include expr.h.
4250 (dbxout_global_decl): Don't suppress for DECL_RTL unset.
4251 (dbxout_symbol): Handle DECL_VALUE_EXPR.
4252 * Makefile.in (dbxout.o): Add EXPR_H.
4254 2005-09-09 Zdenek Dvorak <dvorakz@suse.cz>
4256 PR tree-optimization/23509
4257 * tree-cfg.c (replace_uses_by): Use replace_exp.
4258 * tree-ssa-loop-ivopts.c (get_ref_tag): Assert that dereferenced
4259 pointers have name_mem_tag or type_mem_tag set.
4261 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
4263 * tree-chrec.c (evolution_function_is_invariant_rec_p): Use
4264 CHREC_LEFT and CHREC_RIGHT for accessing chrec components instead
4265 of wrongly accessing operands.
4267 2005-09-09 Sebastian Pop <pop@cri.ensmp.fr>
4269 * Makefile.in (tree-chrec.o): Depends on SCEV_H.
4270 * tree-chrec.c: Include tree-scalar-evolution.h.
4271 (chrec_convert): Instantiate the base and step before calling
4272 scev_probably_wraps_p that would fail on parametric evolutions.
4273 Collect all the fails into a single section failed_to_convert,
4274 print a diagnostic, and return chrec_dont_know instead of calling
4276 * tree-scalar-evolution.c (loop_closed_phi_def): New.
4277 (instantiate_parameters_1): Avoid instantiation of loop closed ssa
4279 (scev_const_prop): Don't replace the definition of a loop closed ssa
4280 phi node by itself, or by another loop closed ssa phi node.
4281 * tree-ssa-loop-niter.c (scev_probably_wraps_p, convert_step): Check
4282 that base and step are defined.
4284 2005-09-09 Richard Guenther <rguenther@suse.de>
4287 * fold-const.c (fold_ternary): Check truth_value_p before
4288 calling invert_truthvalue.
4290 2005-09-09 Nick Clifton <nickc@redhat.com>
4292 * Makefile.in (LIBGCC_DEPS): Add libgcc2.h.
4293 * libgcc2.c (__clz_tab[], __popcount_tab[]): Set the fixed
4294 dimension of these arrays.
4295 * libgcc2.h (__clz_tab[], __popcount_tab[]): Add exports of
4297 * longlong.h: Only provide a prototype for the __clz_tab[] array
4298 if this header has not been included from libgcc2.h.
4299 * config/stormy16/stormy16-lib2.c: Include libgcc2.h rather than
4301 Provide prototypes for exported functions.
4302 Use the __clz_tab[] and __popcount_tab[] arrays provided by
4305 2005-09-08 Josh Conner <jconner@apple.com>
4309 * expr.c (expand_expr_addr_expr_1): Don't invoke
4310 expand_simple_binop for EXPAND_INITIALIZER.
4312 2005-09-08 Richard Henderson <rth@redhat.com>
4315 * toplev.c (wrapup_global_declaration_1): Split out ...
4316 (wrapup_global_declaration_2): ... from ...
4317 (wrapup_global_declarations): ... here. Return bool.
4318 (check_global_declaration_1): Split out ...
4319 (check_global_declarations): from here.
4320 (emit_debug_global_declarations): New.
4321 * toplev.h (wrapup_global_declaration_1, wrapup_global_declaration_2,
4322 check_global_declaration_1, emit_debug_global_declarations): Declare.
4323 * c-decl.c (c_write_global_declarations_1): Don't create a vector
4324 of decls. Call wrapup_global_declaration_1,
4325 wrapup_global_declaration_2, check_global_declaration_1 directly.
4326 (c_write_global_declarations_2): New.
4328 (c_write_global_declarations): Call c_write_global_declarations_2.
4329 * langhooks.c (write_global_declarations): Call
4330 emit_debug_global_declarations.
4332 * cgraphunit.c (cgraph_varpool_remove_unreferenced_decls): Don't
4333 remove decls that have DECL_RTL_SET_P.
4334 * passes.c (rest_of_decl_compilation): Invoke
4335 cgraph_varpool_finalize_decl for all but functions.
4337 2005-09-08 Eric Botcazou <ebotcazou@libertysurf.fr>
4339 * tree-vrp.c (extract_range_from_unary_expr): Do not set the range for
4340 the result of a conversion if the new min and max cannot be compared.
4342 2005-09-08 Andreas Krebbel <krebbel1@de.ibm.com>
4344 * config/s390/s390.c (s390_sr_alias_set): Variable removed.
4345 (override_options): Setting s390_sr_alias_set removed.
4346 (save_fpr, save_gprs): Set alias set to vararg or frame.
4347 (restore_fpr, restore_gprs, s390_emit_prologue): Replace
4348 s390_sr_alias_set with get_frame_alias_set ().
4349 (s390_gimplify_va_arg): Replace s390_sr_alias_set with
4350 get_varargs_alias_set ().
4352 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
4356 * c-parser.c (c_parser_objc_method_definition): If the next
4357 token is not "{", error out and don't start the function.
4359 2005-09-08 Andrew Pinski <pinskia@physics.uc.edu>
4361 * tree-vrp.c (extract_range_from_expr): Move the check for non
4362 nullness after the check for gimple invariant.
4364 2005-09-08 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
4366 * tree.c (host_integerp, tree_low_cst): Correct function comment.
4368 2005-09-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
4371 * config/m32r.md (movmemsi_internal): Canonicalize order of
4372 operands in PLUS component of template.
4374 2005-09-07 Andreas Krebbel <krebbel1@de.ibm.com>
4376 * reload1.c (fixup_eh_region_note): Remove assertion.
4377 (fixup_abnormal_edges): Reverted removal of call to
4378 find_many_sub_basic_blocks made on 2005-08-31.
4380 2005-09-07 Richard Henderson <rth@redhat.com>
4382 * function.c (ARG_POINTER_CFA_OFFSET): Move ...
4383 * defaults.h (ARG_POINTER_CFA_OFFSET): ... here.
4384 (INCOMING_FRAME_SP_OFFSET): Move from dwarf2out.c.
4385 * dwarf2out.c (struct cfa_loc): Change reg to unsigned int,
4386 rearrange for better packing.
4387 (INCOMING_FRAME_SP_OFFSET): Move to defaults.h.
4388 (lookup_cfa_1): Remove inline marker.
4389 (cfa_equal_p): Split out of ...
4390 (def_cfa_1): ... here. Use INVALID_REGNUM.
4391 (build_cfa_loc): Handle !cfa->indirect.
4392 (frame_pointer_cfa_offset): New.
4393 (dbx_reg_number): Assert register elimination performed; do
4394 leaf register remapping.
4395 (reg_loc_descriptor): Avoid calling dbx_reg_number when unused.
4396 (eliminate_reg_to_offset): New.
4397 (based_loc_descr): Remove can_use_fbreg argument. Use fbreg only
4398 for verifiably local stack frame addresses; re-base to CFA.
4399 (mem_loc_descriptor): Remove can_use_fbreg argument.
4400 (concat_loc_descriptor, loc_descriptor): Likewise.
4401 (containing_function_has_frame_base): Remove.
4402 (rtl_for_decl_location): Don't do register elimination or
4403 leaf register remapping here.
4404 (secname_for_decl): Split out from ..
4405 (add_location_or_const_value_attribute): ... here.
4406 (convert_cfa_to_loc_list): New.
4407 (compute_frame_pointer_to_cfa_displacement): New.
4408 (gen_subprogram_die): Use them.
4409 * tree.h (frame_base_decl): Remove.
4410 * var-tracking.c (frame_base_decl, frame_stack_adjust): Remove.
4411 (prologue_stack_adjust): Remove.
4412 (vt_stack_adjustments): Use INCOMING_FRAME_SP_OFFSET.
4413 (adjust_stack_reference): Re-base memories to arg_pointer_rtx.
4414 (set_frame_base_location): Remove.
4415 (compute_bb_dataflow, emit_notes_in_bb): Don't call it.
4416 (dump_attrs_list, dump_dataflow_set): Use string concatenation.
4417 (vt_add_function_parameters): Don't eliminate_regs.
4418 (vt_initialize): Don't create frame_base_decl.
4420 2005-09-07 Eric Botcazou <ebotcazou@libertysurf.fr>
4422 * doc/install.texi (*-*-solaris2*): Clarify wording on the recommended
4423 version of GNU binutils for 4.x and later.
4425 2005-09-06 Mark Mitchell <mark@codesourcery.com>
4427 * ggc-page.c (ggc_push_context): Remove.
4428 (ggc_pop_context): Likewise.
4429 * ggc.h (ggc_push_context): Remove.
4430 (ggc_pop_context): Likewise.
4432 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4435 * config/arc/arc.c (arc_output_function_epilogue): Update flags while
4436 returning from an interrupt handler.
4438 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4441 * config/arc/arc.c (output_shift): Add check for loop count when
4444 2005-09-06 Steven Bosscher <stevenb@suse.de>
4446 * tree-ssa-phiopt.c (conditional_replacement): Construct proper SSA
4448 (abs_replacement): Likewise.
4449 (pass_phiopt): Remove TODO_update_ssa.
4451 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4454 * c-typeck.c (c_finish_return): Set TREE_NO_WARNING on RETURN_EXPR
4455 if "return with no value, in function returning non-void" warning
4457 * tree-cfg.c (execute_warn_function_return): Don't look at
4458 RETURN_EXPRs with TREE_NO_WARNING set.
4461 * config/i386/i386.c (ix86_function_regparm): Make sure automatic regparm
4462 for internal functions doesn't use registers used by global registers
4463 variables. Use fewer register parameters if there are global register
4466 2005-09-06 Olivier Hainque <hainque@adacore.com>
4467 Eric Botcazou <ebotcazou@adacore.com>
4470 * expr.c (expand_expr_real) <normal_inner_ref>: Force op0 to mem
4471 when we would be extracting outside its bit span (bitpos+bitsize
4472 larger than its mode), possible with some VIEW_CONVERT_EXPRs from
4473 Ada unchecked conversions.
4475 2005-09-06 Steven Bosscher <stevenb@suse.de>
4477 * tree-ssa-pre.c (try_look_through_load): New function.
4478 (compute_avail): Use it to try to look through loads for some
4479 more useful expressions.
4481 2005-09-06 Saurabh Verma <saurabh.verma@codito.com>
4483 * simplify-rtx.c (simplify_binary_operation_1): Correct the
4484 condition for detecting cases like (a&a) and (a^a).
4486 2005-09-06 Keith Besaw <kbesaw@us.ibm.com>
4488 * common.opt: Add option ftree-vect-loop-version.
4489 * params.def: Add --param vect-max-version-checks.
4490 * doc/invoke.texi: Document ftree-vect-loop-version and
4491 --param vect-max-version-checks.
4492 * tree-vectorizer.h (_loop_vec_info): Add ptr_mask and
4493 may_misalign_stmts and defines for accessors.
4494 * tree-vectorizer.c : (new_loop_vec_info): VEC_alloc for
4495 LOOP_VINFO_MAY_MISALIGN_STMTS.
4496 (destroy_loop_vec_info): VEC_free for
4497 LOOP_VINFO_MAY_MISALIGN_STMTS.
4498 * tree-vect-analyze.c (vect_compute_data_ref_alignment):
4499 Update documentation.
4500 (vect_update_misalignment_for_peel): New.
4501 (vect_enhance_data_refs_alignment): Update to choose loop
4502 peeling or loop versioning if appropriate for the (potentially)
4503 unaligned data references in the loop.
4504 (vect_analyze_data_refs_alignment): Remove call to
4505 vect_enhance_data_refs_alignment so the checks can be done
4507 (vect_analyze_loop): Add call to vect_enhance_data_refs_alignment
4508 and move up call to vect_analyze_data_refs_alignment.
4509 * tree-vect-transform.c (vect_create_cond_for_align_checks): New.
4510 (vect_transform_loop): Add call to loop_version.
4512 2005-09-06 Jakub Jelinek <jakub@redhat.com>
4514 PR rtl-optimization/23098
4515 * cse.c (fold_rtx_mem): Call delegitimize_address target hook.
4516 * simplify-rtx.c (constant_pool_reference_p): New function.
4517 * rtl.h (constant_pool_reference_p): New prototype.
4518 * config/i386/i386.md (pushf split, mov[sdx]f split): Use
4519 constant_pool_reference_p in condition and
4520 avoid_constant_pool_reference in preparation statements.
4522 2005-09-06 Andreas Krebbel <krebbel1@de.ibm.com>
4524 * gcse.c (try_replace_reg): Disallow REG_EQUAL notes for
4525 STRICT_LOW_PART SETs.
4527 2005-09-06 Alan Modra <amodra@bigpond.net.au>
4530 * except.c (sjlj_emit_function_enter): Find the function begin
4531 note even when it's not in first basic block.
4533 2005-09-06 Kelley Cook <kcook@gcc.gnu.org>
4535 * acinclude.m4: Renamed from aclocal.m4. Delete AM_LANGINFO_CODESET,
4536 AM_PROG_CC_C_O, and AM_AUX_DIR_EXPAND.
4537 * aclocal.m4: Regenerate.
4539 2005-09-05 DJ Delorie <dj@redhat.com>
4541 * config/m32c/m32c.h (TRAMPOLINE_ALIGNMENT): Correct misspelling
4544 2005-09-06 Kazu Hirata <kazu@codesourcery.com>
4546 * gimplify.c, ipa-prop.h, varasm.c, config/vxlib.c,
4547 config/vxworks.h, config/crx/crx.c, config/ms1/ms1.c,
4548 config/ms1/ms1.md, config/rs6000/rs6000.c: Fix comment typos.
4549 Follow spelling conventions.
4550 * doc/invoke.texi: Follow spelling conventions.
4552 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4554 * rtl.h (gen_frame_mem, gen_tmp_stack_mem): Declare.
4555 * emit-rtl.c (gen_frame_mem, gen_tmp_stack_mem): New functions.
4556 * builtins.c (expand_builtin_return_addr): Use gen_frame_mem.
4558 2005-09-05 J"orn Rennecke <joern.rennecke@st.com>
4561 * sh.c (sh_reorg, emit_load_ptr): Use gen_const_mem.
4562 (output_stack_adjust): Use gen_tmp_stack_mem.
4563 (sh_expand_prologue, sh_expand_epilogue): Use gen_frame_mem.
4564 (sh_set_return_address, sh_allocate_initial_value): Likewise.
4565 (sh_get_pr_initial_val): Likewise.
4566 (sh_builtin_saveregs): Use gen_frame_mem and change_address.
4567 (sh_initialize_trampoline): Likewise. Also use adjust_address.
4568 * sh.md (divsi_inv_m0): Use gen_const_mem.
4569 (push_fpscr, pop_fpscr, load_ra): Use gen_frame_mem.
4570 (movdf_i4+1): Use gen_tmp_stack_mem.
4571 (reload_outdf+3, reload_outdf+4, fpu_switch+1): Use change_address.
4572 (fpu_switch+2): Likewise.
4573 (movv4sf_i, movv16sf_i): Use adjust_address.
4574 (symGOT_load): Set MEM_NOTRAP_P bit.
4576 2005-09-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4579 * pa.c (emit_move_sequence): Fix typo in last change.
4581 2005-09-03 Jakub Jelinek <jakub@redhat.com>
4583 PR rtl-optimization/23454
4584 * reorg.c (relax_delay_slots): Only call invert_jump if any_condjump_p
4587 2005-09-03 Richard Henderson <rth@redhat.com>
4588 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4591 * pa.c (emit_move_sequence): Use replace_equiv_address instead of
4594 2005-09-02 Nicolas Pitre <nico@cam.org>
4596 * config/arm/arm.c (arm_legitimize_address): Limit the value passed
4597 to bit_count to 32 bits.
4599 2005-08-31 Mark Mitchell <mark@codesourcery.com>
4602 * gimplify.c (gimplify_expr): Handle TREE_ADDRESSABLE types when
4603 generating synthetic loads from volatile lvalues.
4605 005-09-02 Nick Clifton <nickc@redhat.com>
4607 * config/stormy16/stormy16-lib2.c (__popcounthi2, __parityhi2,
4608 __ctzhi2, __clzhi2): New functions.
4610 2005-09-02 Andrew Pinski <pinskia@physics.uc.edu>
4613 * tree-nested.c (struct var_map_elt): Mark with GTY.
4614 (struct nesting_info): Mark with GTY. Mark var_map's param is struct
4616 (lookup_field_for_decl): Allocate new element in GC memory.
4617 (lookup_tramp_for_decl): Likewise.
4618 (convert_nl_goto_reference): Likewise
4619 (create_nesting_tree): Allocate info in GC memory. Likewise for
4621 (free_nesting_tree): Free with ggc_free instead of free.
4622 (root): New static variable.
4623 (lower_nested_functions): Remove root as local variable. And zero out
4624 root at the end of the function.
4626 2005-09-02 J"orn Rennecke <joern.rennecke@st.com>
4628 PR rtl-optimization/20365
4629 * simplify-rtx.c (simplify_plus_minus_op_data): Change type of neg
4630 to short. New member ix.
4631 (simplify_plus_minus_op_data_cmp): Break ties using ix member.
4632 (simplify_plus_minus): Initialize ix members before calling qsort.
4634 2005-09-02 Zdenek Dvorak <dvorakz@suse.cz>
4636 PR tree-optimization/23626
4637 * tree-cfg.c (replace_uses_by): Clean up eh info.
4639 2005-09-01 DJ Delorie <dj@redhat.com>
4641 * config/m32c/m32c.c (m32c_valid_pointer_mode): Remove stray debug
4644 2005-09-01 David Edelsohn <edelsohn@gnu.org>
4646 * config/rs6000/rs6000.c (setup_incoming_varargs): Set MEM_NOTRAP_P.
4647 (rs6000_split_multireg_move): Use replace_equiv_address instead of
4650 2005-09-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
4652 * c-decl.c (diagnose_mismatched_decls): With -Wredundant-decls,
4653 do not issue warning for a variable definition following
4656 2005-09-01 Richard Henderson <rth@redhat.com>
4659 * config/i386/i386.c (ix86_expand_vector_init_one_var): Restore
4660 conversion to CONST_VECTOR.
4662 2005-09-01 Richard Henderson <rth@redhat.com>
4665 * reload1.c (reload_as_needed): Check !CALL_P before calling
4666 fixup_eh_region_note.
4667 * rtlanal.c (may_trap_p): SUBREG by itself cannot trap.
4669 2005-09-01 DJ Delorie <dj@redhat.com>
4671 * varasm.c (output_constant): Let the target resolve
4672 conversions of addresses to non-default pointer sizes.
4674 2005-09-01 Nicolas Pitre <nico@cam.org>
4676 * config/arm/arm.c (arm_legitimize_address): Split absolute addresses
4677 to alow matching ARM pre-indexed addressing mode.
4678 (arm_override_options): Remove now irrelevant comment.
4680 2005-09-01 Phil Edwards <phil@codesourcery.com>
4682 * config.gcc (i*86-wrs-vxworks): Update. Split out vxworksae target.
4683 * config/i386/t-vxworks: Update multilibs for VxWorks 6 and RTP mode.
4684 * config/i386/vxworks.h: Likewise.
4685 * config/i386/t-vxworksae: New file, for VxWorks AE.
4686 * config/i386/vxworksae.h: Likewise.
4688 2005-09-01 Sebastian Pop <pop@cri.ensmp.fr>
4690 PR tree-optimization/23410
4691 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Check that the
4692 sequence is not wrapping during the first step.
4694 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4697 * dwarf2out.c (base_type_die): Compare char_type_node with
4698 TYPE_MAIN_VARIANT (type), not type.
4700 2005-09-01 Richard Guenther <rguenther@suse.de>
4702 PR tree-optimization/15366
4703 * common.opt: Add -finline-functions-called-once.
4704 Put -fearly-inlining in alphabetically ordered place.
4705 * doc/invoke.texi: Document new option.
4706 * ipa-inline.c (cgraph_decide_inlining): Honour
4707 flag_inline_functions_called_once.
4709 2005-09-01 Jakub Jelinek <jakub@redhat.com>
4711 PR rtl-optimization/23478
4712 * local-alloc.c (struct qty): Add n_throwing_calls_crossed field.
4713 (alloc_qty): Initialize it.
4714 (update_equiv_regs): Clear REG_N_THROWING_CALLS_CROSSED.
4715 (combine_regs): Combine also n_throwing_calls_crossed fields.
4716 (find_free_reg): Don't attempt to caller-save pseudos crossing
4717 calls that might throw.
4718 * global.c (struct allocno): Add throwing_calls_crossed field.
4719 (global_alloc): Revert 2005-08-22 change. Initialize
4720 throwing_calls_crossed.
4721 (find_reg): Don't attempt to caller-save pseudos crossing calls that
4724 2005-09-01 Alan Modra <amodra@bigpond.net.au>
4727 * config/rs6000/predicates.md (mask_operand): Only handle rlwinm masks.
4728 (mask64_operand): Reinstate code prior to 2005-06-11 change.
4729 (mask64_2_operand): Reinstate code prior to 2004-11-11 change.
4730 (and64_2_operand): Tweak to use predicate.
4731 (and_operand): Adjust for mask_operand changes.
4732 * config/rs6000/rs6000.c (num_insns_constant): Revert 2005-06-11.
4733 (print_operand): Likewise.
4734 (rs6000_rtx_costs): Pass mode to mask_operand and use mask64_operand.
4735 (mask64_1or2_operand): Delete.
4736 * rs6000/rs6000-protos.h (mask64_1or2_operand): Delete.
4737 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT <S>): Revert 2005-06-11.
4738 (EXTRA_CONSTRAINT <T>): Pass operand mode to predicate.
4739 (EXTRA_CONSTRAINT <t>): Disallow mask64_operand matches.
4740 * config/rs6000/rs6000.md (andsi3_internal3 split): Revert 2005-06-11.
4741 (rotldi3_internal4): Likewise.
4742 (rotldi3_internal5, rotldi3_internal5 split): Likewise.
4743 (rotldi3_internal6, rotldi3_internal6 split): Likewise.
4744 (ashldi3_internal7): Likewise.
4745 (ashldi3_internal8, ashldi3_internal8 split): Likewise.
4746 (ashldi3_internal, ashldi3_internal9 split): Likewise.
4747 (anddi3 split): Don't match mask64_operand.
4748 (anddi3_internal2): Add rlwinm. Modify 't' splitter predicate.
4749 (anddi3_internal3): Add rlwinm. Use and64_2_operand in non-cr0
4750 splitter and match TARGET_64BIT not TARGET_POWERPC64. Modify
4751 't' splitter predicate.
4752 (movdi_internal64 + 2): Revert 2005-06-11 change.
4754 2005-08-31 DJ Delorie <dj@redhat.com>
4756 * config/m32c/m32c.c (m32c_valid_pointer_mode): New.
4757 (m32c_asm_integer): Add support for 32 bit pointers.
4759 2005-08-31 Richard Henderson <rth@redhat.com>
4761 * emit-rtl.c (set_mem_attributes_minus_bitpos): Look through
4762 component-like references for setting MEM_NOTRAP_P.
4764 * config/i386/i386.c (ix86_setup_incoming_varargs): Set MEM_NOTRAP_P.
4765 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Likewise.
4767 2005-08-31 Richard Henderson <rth@redhat.com>
4769 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Force subregs
4770 into a pseudo before applying gen_lowpart.
4772 2005-08-31 Geoffrey Keating <geoffk@apple.com>
4774 * doc/install.texi (Specific): Update cctools version required
4775 for full functionality.
4776 * config/darwin.h (LINK_SPEC): Pass -mmacosx-version-min to the
4777 linkers as -macosx_version_min.
4779 2005-08-31 J"orn Rennecke <joern.rennecke@st.com>
4782 * sh.c (print_operand, %R and %S): Add handling of floating point
4783 registers, memory, constants and invalid operands.
4785 2005-08-31 Daniel Berlin <dberlin@dberlin.org>
4787 * ipa-pure-const.c: Change dump name.
4789 2005-08-31 Uros Bizjak <uros@kss-loka.si>
4792 * config/i386/sse.md (*sse_concatv2sf): Change operand 2 constraint
4793 to "reg_or_0_operand".
4794 (sse2_loadld): Change operand 1 constraint to "reg_or_0_operand".
4796 2005-08-31 Dale Johannesen <dalej@apple.com>
4798 * loop-iv.c (iv_number_of_iterations): Fix overflow check for
4799 loops that count down.
4801 2005-08-31 Richard Henderson <rth@redhat.com>
4804 * reload1.c (reload): Set MEM_NOTRAP_P in spill slots.
4805 (fixup_eh_region_note): New.
4806 (reload_as_needed): Call it.
4807 (fixup_abnormal_edges): Allow all throwing insns to be deleted;
4808 don't call find_many_sub_basic_blocks; call verify_flow_info.
4809 * function.c (assign_stack_local_1): Set MEM_NOTRAP_P.
4810 (keep_stack_depressed): Likewise.
4811 (assign_stack_temp_for_type): Likewise; use adjust_address_nv.
4813 2005-08-31 Richard Henderson <rth@redhat.com>
4815 * config/i386/i386.c (ix86_function_ok_for_sibcall): Fix test for
4818 2005-08-31 Fariborz Jahanian <fjahanian@apple.com>
4820 * expr.c (expand_expr_real_1): Compare size of address
4821 mode to target's address mode size in deciding expansion of
4822 the constant address.
4824 2005-08-31 Richard Guenther <rguenther@suse.de>
4827 * expr.c (all_zeros_p): New function.
4828 (expand_expr_real_1): Handle the case of an all-zero
4829 non-addressable constructor separately.
4831 2005-08-31 Adrian Straetling <straetling@de.ibm.com>
4833 * builtins.c: (expand_builtin_strcpy, expand_builtin_strcat): Change
4834 arguments, adjust all callers.
4835 (expand_builtin_strcat): Rewrite to call strcpy instead of mempcpy.
4837 2005-08-30 Richard Henderson <rth@redhat.com>
4840 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: Use gen_lowpart
4841 whenever the mode sizes match.
4843 2005-08-31 Alan Modra <amodra@bigpond.net.au>
4845 * calls.c (load_register_parameters): Fix comment typo.
4846 * expr.c (emit_push_insn): Comment formatting.
4848 2005-08-30 Ian Lance Taylor <ian@airs.com>
4850 * config/i386/x-cygwin (host-cygwin): Change dependency from
4851 hosthooks-def.h to $(HOSTHOOKS_DEF_H).
4853 2005-08-29 Geoffrey Keating <geoffk@apple.com>
4855 * config/i386/i386.c (ix86_expand_vector_init_one_var): Don't modify
4858 2005-08-29 Andrew Pinski <pinskia@physics.uc.edu>
4861 * ipa-inline.c (cgraph_decide_inlining_incrementally): Remove the
4862 call to ggc_collect.
4864 2005-08-29 Paolo Bonzini <bonzini@gnu.org>
4867 * Makefile.in (ALL_CPPFLAGS): Include $(INCLUDES) at the
4868 beginning. Remove $(INCLUDES) from all the rules, if following
4869 $(ALL_CPPFLAGS) or $(BUILD_CPPFLAGS).
4871 2005-08-29 Jakub Jelinek <jakub@redhat.com>
4874 * builtins.c (fold_builtin_memory_chk, fold_builtin_stxcpy_chk,
4875 fold_builtin_strncpy_chk, fold_builtin_snprintf_chk): If len is
4876 not constant, but maxlen is, don't set len to maxlen, rather
4877 set maxlen to len if len is a constant.
4879 2005-08-29 Zdenek Dvorak <dvorakz@suse.cz>
4881 PR tree-optimization/23475
4882 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Update frequencies
4885 2005-08-28 Daniel Berlin <dberlin@dberlin.org>
4887 Fix PR middle-end/22455
4889 * fold-const.c (fold_checksum_tree): Adjust for now-largest tree size.
4890 Checksum only the parts of the tree that exist for the tree code.
4892 2005-08-28 Dale Johannesen <dalej@apple.com>
4894 * config/i386/i386.c (nocona_cost): Increase MOVE_RATIO.
4896 2005-08-28 Andrew Pinski <pinskia@physics.uc.edu>
4898 * tree-vrp.c: Remove obsolete comment in front of vrp_initialize.
4900 2005-08-28 Richard Henderson <rth@redhat.com>
4902 * stor-layout.c (finalize_type_size): Revert workaround from 08-26.
4903 * tree.c (make_node_stat): Use BITS_PER_UNIT instead of alignment
4906 2005-08-28 Jakub Jelinek <jakub@redhat.com>
4909 * builtins.c (get_memory_rtx): Don't strip nops
4910 in between COMPONENT_REFs.
4912 2005-08-27 Andrew Pinski <pinskia@physics.uc.edu>
4915 * gimplify.c (gimplify_modify_expr_rhs): Remove check for zero sized
4917 (gimplify_modify_expr): Check for zero sized types and gimplify the
4918 rhs and lhs as statements.
4920 2005-08-27 John David Anglin <dave.anflin@nrc-cnrc.gc.ca>
4923 * pa/linux-unwind.h (pa32_fallback_frame_state): Use r0 slot in frame
4924 state for return address column of signal frames.
4926 2005-08-27 David Edelsohn <edelsohn@gnu.org>
4929 * config/rs6000/rs6000.c (expand_block_clear): Use HImode when
4930 bytes >= 2 not bytes == 2.
4931 (expand_block_move): Same.
4933 2005-08-27 Richard Guenther <rguenther@suse.de>
4936 * config/i386/sse.md (sse2_movsd): Add missing closing
4939 2005-08-27 Paul Brook <paul@codesourcery.com>
4941 * genrecog.c (enum decision_type): Add DT_num_insns.
4942 (struct decision_test): Add u.num_insns.
4943 (add_to_sequence): Add DT_num_insns test.
4944 (maybe_both_true_2, nodes_identical_1): Handle DT_num_insns.
4945 (write_cond, debug_decision_2): Ditto.
4946 (change_state): Assume peep2_next_insn never fails.
4947 Remove "afterward" argument.
4948 (write afterward, write_tree): Update to match.
4949 * recog.c (peep2_current_count): New variable.
4950 (peep2_next_insn): Check it.
4951 (peephole2_optimize): Set peep2_current_count.
4952 * recog.h (peep2_current_count): Declare.
4954 2005-08-26 Josh Conner <jconner@apple.com>
4957 * ipa-pure-const.c (check_tree): Check for volatile-ness
4958 when considering a dereference.
4960 2005-08-27 Jakub Jelinek <jakub@redhat.com>
4962 * rtl.h (MEM_IN_STRUCT_P): Fix comment typo.
4964 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4966 PR rtl-optimization/23561
4967 * builtins.c (get_memory_rtx): Add LEN argument. If MEM_EXPR is
4968 a COMPONENT_REF, remove all COMPONENT_REF from MEM_EXPR unless
4969 at most LEN bytes long memory fits into the field.
4970 (expand_builtin_memcpy, expand_builtin_mempcpy, expand_movstr,
4971 expand_builtin_strncpy, expand_builtin_memset, expand_builtin_memcmp,
4972 expand_builtin_strcmp, expand_builtin_strncmp): Adjust callers.
4974 2005-08-26 Richard Henderson <rth@redhat.com>
4977 * loop.c (biased_biv_may_wrap_p): New.
4978 (maybe_eliminate_biv_1): Use it to suppress non-equality
4979 comparison transformations. Delete disabled code.
4981 2005-08-26 Ian Lance Taylor <ian@airs.com>
4983 * combine.c (make_extraction): Avoid reference outside object.
4985 2005-08-26 J"orn Rennecke <joern.rennecke@st.com>
4987 * stor-layout.c (finalize_type_size): Restore behaviour for
4988 non-aggregate types to the status quo ante of the patch for
4989 pr 23467. Document why it matters.
4991 2005-08-26 Jakub Jelinek <jakub@redhat.com>
4994 * c-common.c (c_common_nodes_and_builtins): Increase builtin_types
4995 array by one element, initialize the BT_LAST element with NULL.
4997 2005-08-26 David Edelsohn <edelsohn@gnu.org>
4999 * config/rs6000/rs6000.md (eq<mode>_compare): Only enable when
5000 optimizing for size.
5002 (compare_plus_eqsi): Same.
5003 (plus_eqsi_compare): Same.
5004 (neg_eq0<mode>): Same.
5005 (neg_eq<mode>): Same.
5007 * config/rs6000/aix52.h (PROCESSOR_DEFAULT): Change to
5010 2005-08-26 Nick Clifton <nickc@redhat.com>
5012 * config/v850/v850.c (ep_memory_operand): Return FALSE if
5013 TARGET_EP is not defined.
5014 * config/v850/c850.h (TARGET_CPU_CPP_BUILTINS): Define __EP__ if
5015 TARGET_EP is enabled.
5016 (OPTIMIZATION_OPTIONS): Do not define MASK_EP when optimizing.
5017 * config/v850/v850.md (save_all_interrupt): Only use the EP
5018 register if TARGET_EP is defined.
5019 (restore_all_interrupt): Likewise.
5020 * config/v850/lib1funcs.asm: Update functions so that the EP
5021 register is only used if __EP__ is defined.
5023 2005-08-26 David Ung <davidu@mips.com>
5025 * config/mips/mips.c (mips_expand_prologue): Handle case when
5026 generating for MIPS16 and the outgoing argument area is more than
5027 SMALL_OPERAND. Use the frame pointer as temporary to generate the
5030 2005-08-26 Paul Woegerer <paul.woegerer@nsc.com>
5032 * config/crx/crx.md: Make doloop_end pattern usage controllable
5033 via mloop-nesting=<max-nesting> command line switch. Make sure
5034 the combiner cannot use doloop_end_<mode> in an illegal way.
5035 * config/crx/crx.c: Use regs up to r6 for argument passing.
5036 Refine crx_address_cost (non cst4 displacements are expensive).
5037 * config/crx/crx.opt: Add switch for mloop-nesting=.
5039 2005-08-26 Adrian Straetling <straetling@de.ibm.com>
5041 * config/s390/s390.md: ("movstr", "*movstr"): Add patterns.
5042 (UNSPEC_MVST): New constant.
5044 2005-08-26 Andreas Krebbel <krebbel1@de.ibm.com>
5046 * config/s390/predicates.md ("shift_count_operand", "setmem_operand"):
5047 Reject operands containing eliminable registers.
5048 * testsuite/gcc.dg/20050825-1.c: New testcase.
5050 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5051 Jan Hubicka <jh@suse.cz>
5053 * regmove.c (reg_is_remote_constant_p): Reorganize to not use log links.
5055 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5057 PR tree-optimization/23546
5058 * tree-ssa-loop-im.c (for_each_index): Handle INTEGER_CST
5061 2005-08-24 Pete Steinmetz <steinmtz@us.ibm.com>
5063 * params.def (PARAM_MIN_SPEC_PROB): New.
5064 * sched-rgn.c (MIN_PROBABILITY): Delete.
5065 (compute_trg_info): Convert to PARAM_VALUE.
5066 * doc/invoke.texi (param): Document min-spec-prob.
5068 2005-08-24 Fariborz Jahanian <fjahanian@apple.com>
5070 * config/darwin.h: define __PIC__
5071 * config/rs6000/darwin.h: Add SUBTARGET_OS_CPP_BUILTINS to
5072 TARGET_OS_CPP_BUILTINS macro.
5074 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5076 * config/rs6000/rs6000.md: Fix thinko in the peephole2 I added
5079 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
5081 * bb-reorder.c (copy_bb, duplicate_computed_gotos): Add argument
5083 * cfghooks.c (duplicate_block): Added position where to place
5084 new block as argument.
5085 * cfghooks.h (duplicate_block): Declaration changed.
5086 * cfglayout.c (copy_bbs): Add argument after. Pass it to
5088 * cfglayout.h (copy_bbs): Declaration changed.
5089 * cfgloop.h (loop_version): Declaration changed.
5090 * cfgloopmanip.c (duplicate_loop_to_header_edge): Pass
5091 position to copy_bbs.
5092 (loop_version): Pass position to duplicate_loop_to_header_edge.
5093 Add place_after argument and position new blocks according to
5095 * modulo-sched.c (sms_schedule): Pass place_after argument
5097 * tracer.c (tail_duplicate): Pass argument to duplicate_block.
5098 * tree-cfg.c (split_edge_bb_loc): New function.
5099 (tree_split_edge, tree_duplicate_sese_region): Use split_edge_bb_loc
5100 to determine position of new blocks.
5101 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass argument
5103 * tree-ssa-threadupdate.c (create_block_for_threading): Pass
5104 argument to duplicate_block.
5105 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg):
5106 Pass position to copy_bbs.
5108 2005-08-24 Zdenek Dvorak <dvorakz@suse.cz>
5110 * fold-const.c (ptr_difference_const): Use
5111 cst_and_fits_in_hwi instead of host_integerp.
5113 2005-08-24 Paolo Bonzini <bonzini@gnu.org>
5115 * config/darwin.c (gen_pic_offset): New.
5116 (machopic_indirect_data_reference, machopic_legitimize_pic_address):
5119 2005-08-23 Zdenek Dvorak <dvorakz@suse.cz>
5121 PR tree-optimization/23486
5122 * tree-ssa-loop.c (pass_scev_cprop): Add TODO_update_ssa_only_virtuals.
5124 2005-08-23 Phil Edwards <phil@codesourcery.com>
5126 * config.gcc (*-*-vxworks*): Update tm_file, add extra_options,
5127 remove use_collect2.
5128 (powerpc-wrs-vxworks): Update, split out *-*-vxworksae target.
5130 * target-def.h (TARGET_HAVE_CTORS_DTORS): Allow target
5131 configuration files to override the default value.
5133 * config/t-vxworks: Remove INSTALL_ASSERT_H. Define STMP_FIXPROTO,
5134 EXTRA_HEADERS, and EXTRA_MULTILIB_PARTS.
5135 * config/vx-common.h: New file, split out from...
5136 * config/vxworks.h: here. Update for VxWorks 6.x and RTP mode.
5137 * config/vxworksae.h: New file, for VxWorks AE.
5138 * config/vxworks.opt: New file.
5139 * config/vxlib.c: Update for VxWorks 6.
5141 * config/rs6000/t-vxworks (MULTILIB_OPTIONS): New list. Adjust
5142 other MULTILIB_* variables appropriately.
5143 (LIB2FUNCS_EXTRA, EXTRA_MULTILIB_PARTS): Correct from t-ppccomm.
5144 * config/rs6000/t-vxworksae: New file, adjust multilibs for AE.
5145 * config/rs6000/vxworks.h: Update for VxWorks 6.
5146 * config/rs6000/vxworksae.h: New file, mostly placeholder for now.
5148 2005-08-23 Andrew Pinski <pinskia@physics.uc.edu>
5151 * config/darwin.c (machopic_select_section): Remove the hack to
5152 mark "::operator new" and "::operator delete" for coalescing
5153 even though they are not weak.
5155 2005-08-24 Alan Modra <amodra@bigpond.net.au>
5157 * configure.ac (HAVE_LD_NO_DOT_SYMS): Set for powerpc-linux biarch.
5158 * configure: Regenerate.
5160 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
5163 * fold-const.c (fold_convert): Use VIEW_CONVERT_EXPR to convert
5165 * convert.c (convert_to_integer, convert_to_vector): Likewise.
5166 * tree-vect-generic.c (tree_vec_extract, expand_vector_operations_1):
5169 2005-08-23 Paolo Bonzini <bonzini@gnu.org>
5171 * config/rs6000/predicates.md (equality_operator): New.
5172 * config/rs6000/rs6000.md: Rewrite as a peephole2 the split for
5173 comparison with a large constant.
5175 2005-08-23 Mark Mitchell <mark@codesourcery.com>
5177 * hwint.h (HOST_WIDE_INT_PRINT): Use HOST_LONG_LONG_FORMAT.
5179 2005-08-23 J"orn Rennecke <joern.rennecke@st.com>
5181 * sh.c (sh_builtin_saveregs): If the number of to-be-saved fp
5182 registers is even, and we have a hardware double precision fp,
5184 (sh_gimplify_va_arg_expr): For floating point arguments, consider
5185 size of current argument when checking if argument was passed in
5188 * sh.c (sh_attr_renesas_p): Handle error_mark_node.
5191 * stor-layout.c (finalize_type_size): Dont override
5192 existing alignment with a smaller alignment from the mode.
5194 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
5196 * lambda-code.c (lambda_vector_lexico_pos): Moved...
5197 * lambda.h (lambda_vector_lexico_pos): ... here.
5198 * tree-data-ref.c (build_classic_dist_vector): Return false when
5199 the distance vector is lexicographically negative.
5201 2005-08-23 Sebastian Pop <pop@cri.ensmp.fr>
5203 PR tree-optimization/23511
5204 * tree-ssa-loop-niter.c (infer_loop_bounds_from_undefined): Don't
5205 handle cases where TYPE_MIN_VALUE or TYPE_MAX_VALUE are NULL_TREE.
5207 2005-08-23 Jakub Jelinek <jakub@redhat.com>
5209 PR tree-optimization/22043
5210 * tree.h (count_type_elements): Add ALLOW_FLEXARR argument.
5211 * expr.c (count_type_elements): Add ALLOW_FLEXARR argument.
5212 If ALLOW_FLEXARR, handle types ending with flexible array member.
5213 Pass false as second argument to recursive count_type_elements calls.
5214 (categorize_ctor_elements_1, mostly_zeros_p): Pass false as second
5215 argument to count_type_elements call.
5216 * tree-sra.c (decide_block_copy): Likewise.
5217 * gimplify.c (gimplify_init_constructor): If num_type_elements < 0
5218 for a constant-sized object, set cleared as well. Pass true as
5219 second argument to count_type_elements call.
5221 2005-08-23 Alan Modra <amodra@bigpond.net.au>
5224 * config/rs6000/rs6000.c (rs6000_legitimate_small_data_p): Rename
5225 from legitimate_small_data_p, and make global. Update use.
5226 Remove forward declaration.
5227 * config/rs6000/rs6000-protos.h (rs6000_legitimate_small_data_p):
5229 * config/rs6000/rs6000.md (movdf_hardfloat32): Allow small data mems.
5231 2005-08-23 David Edelsohn <edelsohn@gnu.org>
5233 * config/rs6000/rs6000.md (eq<mode>): Use output operand instead
5234 of scratch intermediates.
5235 (eq<mode>_compare): Same.
5236 (neg_eq0<mode>): New.
5237 (neg_eq<mode>): Convert to define_insn_and_split.
5239 2005-08-23 Alan Modra <amodra@bigpond.net.au>
5242 * config/rs6000/rs6000.c (function_arg): For ABI_V4 calls to
5243 stdarg functions, set/clear the fp marker even when no variable
5245 * config/rs6000/sysv4.opt (mprototype): Describe.
5247 2005-08-22 Jakub Jelinek <jakub@redhat.com>
5249 PR rtl-optimization/23478
5250 * regs.h (reg_info): Add throw_calls_crossed.
5251 (REG_N_THROWING_CALLS_CROSSED): Define.
5252 * flow.c (allocate_reg_life_data): Initialize
5253 REG_N_THROWING_CALLS_CROSSED.
5254 (propagate_one_insn, attempt_auto_inc): Update
5255 REG_N_THROWING_CALLS_CROSSED.
5256 * global.c (global_alloc): Don't allocate pseudos across
5257 calls that may throw.
5259 2005-08-22 Andrew Pinski <pinskia@physics.uc.edu>
5262 * c-common.c (c_do_switch_warnings): Look for a node where the enum's
5263 value is inbetween the range if we did not find an exact match.
5265 2005-08-22 Aldy Hernandez <aldyh@redhat.com>
5267 * doc/invoke.texi (Option Summary): Add ms1 options.
5268 * doc/extend.texi: Document interrupt handler attribute for ms1.
5269 * doc/md.texi: Document ms1 constraints.
5270 * config.gcc: Add ms1-*-elf.
5271 * config/ms1/ms1.h: New.
5272 * config/ms1/ms1.c: New.
5273 * config/ms1/ms1.md: New.
5274 * config/ms1/ms1-protos.h: New.
5275 * config/ms1/ABI.txt: New.
5276 * config/ms1/crti.asm: New.
5277 * config/ms1/crtn.asm: New.
5278 * config/ms1/lib2extra-funcs.c: New.
5279 * config/ms1/t-ms1: New.
5280 * config/ms1/ms1.opt: New.
5282 2005-08-22 Ira Rosen <irar@il.ibm.com>
5284 * config/rs6000/altivec.md (xorv4sf3): New.
5285 (negv4sf2, neg<mode>2): Likewise.
5287 2005-08-21 H.J. Lu <hongjiu.lu@intel.com>
5290 * config/ia64/ia64.md (divsi3): Check divide by zero.
5291 (udivsi3): Likewise.
5293 (udivdi3): Likewise.
5295 2005-08-21 Jakub Jelinek <jakub@redhat.com>
5297 * simplify-rtx.c (simplify_immed_subreg) <case CONST_DOUBLE>: Only clear
5298 up to elem_bitsize bits, not max_bitsize.
5300 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
5302 PR tree-optimization/23433
5303 * tree-chrec.c (chrec_apply): Translate INTEGER_CST to a
5304 REAL_CST when the type is SCALAR_FLOAT_TYPE_P.
5306 2005-08-21 Sebastian Pop <pop@cri.ensmp.fr>
5308 PR tree-optimization/23434
5309 * tree-ssa-loop-niter.c (proved_non_wrapping_p): Give up when
5310 the iteration bound is not an INTEGER_CST.
5312 2005-08-21 Dorit Nuzman <dorit@il.ibm.com>
5314 * tree-vect-transform.c (get_initial_def_for_reduction): Set
5315 need_epilog_adjust back to false for MIN/MAX case. Set *scalar_def to
5316 NULL if need_epilog_adjust is false.
5317 (vect_create_epilog_for_reduction): Variable adjust_in_epilog removed.
5318 Case 3 always peels first itration, not just for PLUS case, and no need
5319 to use scalar_initial_def here. Create an epilog adjustment only if
5320 scalar_initial_def is not NULL.
5322 (vectorizable_reduction): Remove assert.
5324 2005-08-20 H.J. Lu <hongjiu.lu@intel.com>
5327 * config/ia64/lib1funcs.asm (__divdi3): Check divide by zero.
5328 (__moddi3): Likewise.
5329 (__udivdi3): Likewise.
5330 (__umoddi3): Likewise.
5331 (__divsi3): Likewise.
5332 (__modsi3): Likewise.
5333 (__udivsi3): Likewise.
5334 (__umodsi3): Likewise.
5336 2005-08-20 Jakub Jelinek <jakub@redhat.com>
5338 * tree-pass.h (TDF_GRAPH): Define.
5339 * tree-dump.c (dump_options): Don't set TDF_GRAPH in "all".
5340 * passes.c (finish_optimization_passes): Only call
5341 finish_graph_dump_file if TDF_GRAPH is set.
5342 (execute_one_pass): Only call clean_graph_dump_file if dump_file !=
5343 NULL. Set TDF_GRAPH bit.
5344 (execute_todo): Call print_rtl_graph_with_bb if TDF_GRAPH is set.
5346 2005-08-20 Richard Earnshaw <richard.earnshaw@arm.com>
5348 * arm.h (arm_stack_offsets): Add locals_base field.
5349 * arm.c (arm_get_frame_offsets): Compute it.
5350 (thumb_compute_initial_elimination offset): Make the Thumb frame
5351 pointer point to the base of the local variables.
5352 (thumb_expand_prologue): Update accordingly.
5353 (thumb_expand_epilogue): Likewise.
5355 * arm.md (thumb_movhi_clobber): Make this insn a define_expand. Change
5356 mode of clobbered scratch to DImode. Handle a case that's known to
5359 2005-08-19 David Edelsohn <edelsohn@gnu.org>
5361 * config/rs6000/rs6000.md (gt0<mode>): Delete.
5362 (gt0<mode>_compare): Delete.
5363 (neg_gt0<mode>): Delete.
5365 2005-08-19 Eric Christopher <echristo@apple.com>
5367 * optabs.h: Change CTI_ to COI_.
5370 2005-08-19 James E Wilson <wilson@specifix.com>
5372 * builtins.c (expand_builtin_return_addr): Set
5373 current_function_accesses_prior_frames when count != 0. Use
5374 frame_pointer_rtx when count == 0.
5375 * function.h (struct function): Add accesses_prior_frames field.
5376 (current_function_accesses_prior_frames): Define.
5377 * reload1.c (init_elim_table): Check
5378 current_function_accesses_prior_frames.
5379 * doc/tm.texi (INITIAL_FRAME_ADDRESS_RTX): Update docs.
5381 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5383 * tree-cfgcleanup.c (cleanup_tree_cfg): Fix flowgraph change
5384 indicator. Return true if the flowgraph changed during
5387 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5390 * tree-cfgcleanup.c (cleanup_control_expr_graph): Fold the
5391 conditional expression before testing its value.
5393 2005-08-19 Diego Novillo <dnovillo@redhat.com>
5395 * doc/invoke.texi: Fix documentation for -ftree-dominator-opts.
5397 2005-08-19 Devang Patel <dpatel@apple.com>
5399 PR tree-optimization/23048
5400 * tree-if-conv.c (if_convertible_bb_p): Supply basic_block as
5401 third parameter. Check whether latch is dominated by exit
5403 (if_convertible_loop_p): Supply exit block itself to
5404 if_convertible_bb_p.
5406 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5409 * arm.md (arm_load_pic_register): Change argument to the mask of
5410 saved registers. Call thumb_find_work_register if we need a
5411 scratch register on Thumb.
5412 (arm_expand_prologue): Pass empty register set to
5413 arm_load_pic_register.
5414 (thumb_expand_prologue): Pass live_regs_mask directly to
5415 arm_load_pic_register.
5416 * arm-protos.h (arm_load_pic_register): Update prototype.
5418 2005-08-19 J"orn Rennecke <joern.rennecke@st.com>
5420 * sh.c (find_sole_member): New function.
5421 (sh_gimplify_va_arg_expr): Use it. Allow RECORD_TYPE mode mismatch
5422 if the record's alignment is larger than the size of its only member.
5424 2005-08-19 Richard Earnshaw <richard.earnshaw@arm.com>
5427 * arm.c (thumb_legitimize_reload_address): New function.
5428 * arm-protos.h (thumb_legitimize_reload_address): Add prototype.
5429 * arm.h (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Call it.
5431 2005-08-19 Paul Woegerer <paul.woegerer@nsc.com>
5433 * config/crx/crx.c: Implement crx_decompose_address. Reject
5434 symbolic displacements since CRX register relative adressing
5435 mode can't handle unsigned 32-bit values as displacements.
5436 * config/crx/crx.h: Simplify definitions, remove redundant
5437 parenthesis and obsolete macros.
5438 * config/crx/crx.opt: Add new switch for debugging addresses.
5439 * config/crx/crx-protos.h: Add new declarations for above.
5441 2005-08-19 Andrew Pinski <pinskia@physics.uc.edu>
5444 * gimple-low.c (block_may_fallthru): Handle CLEANUP_POINT_EXPR by
5447 2005-08-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5449 * collect2.c (dup2): Delete.
5450 * configure.ac: Don't check for dup2.
5452 * config.in, configure: Regenerate.
5454 2005-08-18 J"orn Rennecke <joern.rennecke@st.com>
5456 * sh.c (sh_gimplify_va_arg_expr): Loop to substitute a RECORD_TYPE
5457 record with the type of its only member.
5459 2005-08-18 David Edelsohn <edelsohn@gnu.org>
5461 * config/rs6000/rs6000.md (ltu<mode>_compare): Convert to
5462 define_insn_and_split.
5463 (plus_ltu<mode>_compare): Same.
5464 (gtu<mode>_compare): Same.
5465 (plus_gtu<mode>_compare): Same.
5467 2005-08-18 Dorit Nuzman <dorit@il.ibm.com>
5469 PR tree-optimization/22228
5470 * tree-ssa-loop (pass_vectorize): Add TODO_verify_loops to
5472 * tree-vect-transform.c (vect_transform_loop): Mark the variables that
5473 are recorded in vect_vnames_to_rename for renaming.
5474 * tree-vectorizer.c (vect_vnames_to_rename): New global bitmap.
5475 (slpeel_update_phi_nodes_for_guard1): Record virtual vars for renaming
5476 in vect_vnames_to_rename.
5477 (vectorize_loops): Allocate and free the vect_vnames_to_rename bitmap.
5478 * tree-vectorizer.h (vect_vnames_to_rename): New extern variable.
5480 2005-08-18 Jan Hubicka <jh@suse.cz>
5483 * cgraphunit.c (cgraph_varpool_assemble_pending_decls): Emit debug
5484 info only for local statics, not for member variables.
5486 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5488 * tree-data-ref.c (analyze_siv_subscript_cst_affine): Fix comment typo.
5490 2005-08-18 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5492 * c-typeck.c (designator_errorneous): Rename to designator_erroneous.
5494 2005-08-18 Andrew Pinski <pinskia@physics.uc.edu>
5497 * builtins.c (fold_builtin): Create a new NOP_EXPR all the time.
5499 2005-08-17 James E Wilson <wilson@specifix.com>
5501 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5504 2005-08-17 David Edelsohn <edelsohn@gnu.org>
5506 * config/rs6000/rs6000.md (leu<mode>): Convert to mode macro.
5507 (leu<mode>_compare): Same.
5508 (plus_leu<mode>): Same.
5509 (neg_leu<mode>): Same.
5510 (and_neg_leu<mode): Same.
5511 (ltu<mode>_compare): Same.
5512 (plus_ltu<mode>): Same.
5514 (geu<mode>_compare): Same.
5515 (plus_geu<mode>): Same.
5516 (neg_geu<mode>): Same.
5517 (and_neg_geu<mode>): Same.
5518 (plus_gt<mode>): Same.
5519 (gtu<mode>_compare): Same.
5520 (plus_gtu<mode>): Same.
5522 2005-08-17 Erik Christiansen <erik@dd.nec.com.au>
5524 * config/v850/lib1funcs.asm (callt_save_interrupt): Fix comment typos.
5525 Move call_table_data to end. Delete spurious .text.
5526 (callt_save_all_interrupt): Fix comment typo.
5528 2005-08-17 James E Wilson <wilson@specifix.com>
5529 Kevin Winchester <winchester@amirix.com>
5532 * config/mcore/mcore.h (SHIFT_COUNT_TRUNCATED): Define to 0.
5534 2005-08-17 Uros Bizjak <uros@kss-loka.si>
5537 * config/i386/i386.md ("*fist<mode>2_1"): New pattern.
5538 ("lrint<mode>2"): Change expander to use "*fist<mode>2_1" pattern.
5540 2005-08-17 J"orn Rennecke <joern.rennecke@st.com>
5542 * sh.c (sh_gimplify_va_arg_expr): Don't substitute a RECORD_TYPE
5543 record with the type of its only member if the modes don't match.
5545 * varasm.c (decode_reg_name): Skip empty additional register names.
5547 2005-08-16 Zdenek Dvorak <dvorakz@suse.cz>
5549 * tree-ssa-loop-im.c (MAX_LSM_NAME_LENGTH, lsm_tmp_name,
5550 lsm_tmp_name_length): New.
5551 (lsm_tmp_name_add, gen_lsm_tmp_name, get_lsm_tmp_name): New functions.
5552 (schedule_sm): Use get_lsm_tmp_name instead of "lsm_tmp".
5554 2005-08-16 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5555 Andreas Krebbel <krebbel1@de.ibm.com>
5557 * config.gcc: Added z9-109 switch.
5558 * config/s390/2084.md ("x_int", "x_agen", "x_lr", "x_la", "x_larl",
5559 "x_load", "x_store", "x_branch", "x_call", "x_mul_hi", "x_mul_sidi",
5560 "x_div", "x_sem", "x_cs", "x_vs", "x_stm", "x_lm", "x_other",
5561 "x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
5562 "x_floadsf", "x_fstore_df", "x_fstoresf", "x_ftoi", "x_itof"): Enable
5563 for "z9_109" cpu attribute.
5564 * config/s390/s390.c (z9_109_cost): New processor cost structure.
5565 (CONST_OK_FOR_Os, CONST_OK_FOR_Op, CONST_OK_FOR_On): New macros.
5566 (s390_handle_arch_option): Added z9-109 switch.
5567 (override_options): Set respective cost function for z9-109.
5568 (s390_const_ok_for_constraint_p): New constraints Os, Op, On.
5569 (legitimate_reload_constant_p): Accept extended immediates.
5570 (print_operand): Three new output modifiers added: k, m and o.
5571 (s390_adjust_priority, s390_issue_rate): Handle Z9_109 like Z990.
5572 (s390_output_mi_thunk): Use extended immediate when possible.
5573 * config/s390/s390.h (processor_flags): Added PF_EXTIMM.
5574 (TARGET_CPU_EXTIMM, TARGET_EXTIMM): New macros.
5575 (CONSTRAINT_LEN): Added length of O constraint.
5576 (CLZ_DEFINED_VALUE_AT_ZERO): Definition added.
5577 * config/s390/s390.md ("cpu"): New value z9_109 added.
5578 ("*tstdi_extimm", "*tstdi_ccconly_extimm", "*tstsi_extimm",
5579 "*tstsi_cconly_extimm", "*movdi_64extimm", "*extendhidi2_extimm",
5580 "*extendqidi2_extimm", "*extendhisi2_extimm", "*extendqisi2_extimm",
5581 "*zero_extend<mode>si2_extimm", "*anddi3_extimm", "*iordi3_extimm",
5582 "*xordi3_extimm", "clzdi2", "clztidi2"): New patterns.
5583 ("*tstdi", "*tstsi", "*movdi_64", "*extendhisi2", "*extendqisi2",
5584 "*zero_extend<mode>si2_64", "zero_extendqihi2", "*zero_extendqihi2_64",
5585 "*anddi3", "*iordi3", "*xordi3"): Disable for TARGET_EXTIMM.
5586 ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs", "*cmpsi_ccs", "*cmpdi_ccu",
5587 "*cmpsi_ccu", "*movsi_zarch", "*adddi3_imm_cc", "*adddi3_carry1_cc",
5588 "*adddi3_carry2_cc", "*adddi3_cc", "*adddi3_64", "*addsi3_imm_cc",
5589 "*addsi3_carry1_cc", "*addsi3_carry2_cc", "*addsi3_cc", "addsi3",
5590 "*andsi3_cc", "*andsi3_cconly", "*andsi3_zarch", "*iorsi3_cc",
5591 "*iorsi3_cconly", "*iorsi3_zarch", "*xorsi3_cc", "*xorsi3_cconly",
5592 "*xorsi3", "*xorhi3", "*xorqi3"): Added instruction using extended
5594 ("extend<mode>di2", "extend<mode>si2", "zero_extend<mode>di2",
5595 "zero_extend<mode>si2"): Allow memory operands and don't manually emit
5596 insns for TARGET_EXTIMM.
5598 2005-08-17 Andreas Krebbel <krebbel1@de.ibm.com>
5600 * testsuite/gcc.dg/20020926-1.c: Added "-mesa" to dg-options.
5602 2005-08-17 Nick Clifton <nickc@redhat.com>
5604 * config/stormy16/stormy16.c (xstormy16_encode_section_info):
5605 Call default_encode_section_info.
5607 2005-08-17 Steven Bosscher <stevenb@suse.de>
5609 PR tree-optimization/21574
5610 * tree-ssa-ccp.c (likely_value): If the right hand side is a
5611 constant, return CONSTANT.
5612 (ccp_lattice_meet): Use operand_equal_p instead of simple_cst_equal.
5613 (ccp_fold, visit_assignment): Likewise.
5614 (evaluate_stmt): Handle UNDEFINED and UNKNOWN_VAL the same way.
5616 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5618 * c-typeck.c (build_function_call): Call fold_buildN_initializer or
5619 fold_buildN instead of buildN then fold_initializer or fold.
5620 (build_unary_op): Likewise.
5621 (build_binary_op): Likewise.
5622 * fold-const.c (fold_initializer): Remove.
5623 (fold_build1_initializer): New function.
5624 (fold_build2_initializer): New function.
5625 (fold_build3_initializer): New function.
5626 * tree.h (fold_initializer): Remove.
5627 (fold_build1_initializer): New function.
5628 (fold_build2_initializer): New function.
5629 (fold_build3_initializer): New function.
5631 2005-08-16 James A. Morrison <phython@gcc.gnu.org>
5633 * fold-const.c (optimize_bit_field_compare): Remove extra fold call.
5634 (try_move_mult_to_index): Call fold_build2 instead of build2.
5635 (fold_binary): Don't call fold after calls to try_move_mult_to_index.
5636 * tree-ssa-loop-niter.c (inverse): Call int_const_binop instead of
5637 fold_binary_to_constant.
5638 (infer_loop_bounds_from_undefined): Call fold_build2 instead of
5640 * tree-data-ref.c (tree_fold_divides_p): Use tree_int_cst_equal to
5641 check if A == gcd (A, B). Remove TYPE argument.
5642 (analyze_offset) Use fold_build2 instead of fold (build.
5643 (create_data_ref): Likewise.
5644 (analyze_siv_subscript_cst_affine): Update calls to tree_fold_divides_p.
5645 * tree-ssa-ccp.c (widen_bitfield): Call fold_build2 instead of build2
5648 2005-08-17 Kelley Cook <kcook@gcc.gnu.org>
5650 * config/arm/unaligned-funcs.c,config/i386/crtfastmath.c,
5651 ipa-cp.c,ipa-prop.c,ipa-prop.h: Update FSF address.
5653 2005-08-16 Andrew Pinski <pinskia@physics.uc.edu>
5656 * gimplify.c (zero_sized_type): New function.
5657 (gimplify_modify_expr_rhs): If we have a zero sized type,
5658 replace the statement with an empty statement.
5660 2005-08-16 H.J. Lu <hongjiu.lu@intel.com>
5662 * config/i386/crtfastmath.c (set_fast_math): Add "=m" for
5665 2005-08-16 Ian Lance Taylor <ian@airs.com>
5667 * doc/tm.texi (Label Output): Correct typo.
5669 2005-08-16 Steven Bosscher <stevenb@suse.de>
5672 * loop-unroll.c (analyze_insn_to_expand_var): Make sure that
5673 force_operand will work later on using have_insn_for.
5675 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5677 * fold-const.c (tree_expr_nonnegative_p): Regroup cases.
5679 2005-08-16 Ian Lance Taylor <ian@airs.com>
5682 * gimplify.c (gimplify_init_ctor_eval): If we see an element of
5683 vector type, don't try to construct it element by element. Add an
5684 assertion that we use a FIELD_DECL when building a COMPONENT_REF.
5686 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5688 * fold-const.c (fold_ternary): Simplify folding of a CALL_EXPR.
5690 2005-08-16 Geoffrey Keating <geoffk@apple.com>
5692 * doc/invoke.texi (Precompiled Headers): Document some more options
5693 which are known to be safe.
5695 2005-08-16 James E Wilson <wilson@specifix.com>
5697 PR tree-optimization/21105
5698 * c-decl.c (grokdeclarator): Use TYPE_SIZE_UNIT not TYPE_SIZE in
5699 TREE_OVERFLOW check.
5701 2005-08-16 David Edelsohn <edelsohn@gnu.org>
5703 * config/rs6000/rs6000.md (ltu<mode>): Convert to mode macro.
5704 (neg_ltu<mode>): Same.
5706 (neg_gtu<mode>): Same.
5708 2005-08-16 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
5710 * builtins.c (expand_builtin_strcat): Remove superfluous call to fold.
5711 (fold_builtin_isdigit): Use fold_buildN.
5712 (build_function_call_expr): Likewise.
5713 * c-typeck.c (c_finish_loop): Likewise.
5715 2005-08-16 J"orn Rennecke <joern.rennecke@st.com>
5716 Richard Shann <rshann@superh.com>
5718 PR middle-end/20396:
5719 * optabs.c (expand_binop): Take TRULY_NOOP_TRUNCATION into account.
5721 2005-08-16 Sebastian Pop <pop@cri.ensmp.fr>
5723 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Reword a comment.
5725 2005-08-15 Richard Earnshaw <richard.earnshaw@arm.com>
5728 * arm.c (thumb_compute_save_reg_mask): Use similar logic to
5729 arm_compure_save_reg0_reg12_mask to determine when the PIC register
5732 2005-08-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5735 * fold-const.c (build_range_check): Disable optimization for function
5736 pointer expressions on targets that require function pointer
5739 2005-08-15 Ulrich Weigand <uweigand@de.ibm.com>
5741 * simplify-rtx.c (simplify_const_relational_operation): When
5742 extracting arguments of a COMPARE, recompute the mode as well.
5744 2005-08-15 Ian Lance Taylor <ian@airs.com>
5746 * tree.c (build_string): Mark tree CONSTANT and INVARIANT.
5748 2005-08-15 DJ Delorie <dj@redhat.com>
5750 * config/m32c/mov.md (movqi_op): Immediates can't be moved to
5752 (movsi_splittable): Allow, but split, moves to the stack.
5753 * config/m32c/m32c.c (m32c_split_move): Always split moves to the
5756 2005-08-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5758 * aclocal.m4 (gcc_AC_FUNC_PRINTF_PTR): Delete.
5759 * configure.ac: Don't call gcc_AC_FUNC_PRINTF_PTR.
5760 * system.h (HOST_PTR_PRINTF): Don't define, poison it.
5762 * bitmap.c, c-decl.c, config/i386/i386-interix.h,
5763 config/iq2000/iq2000.c, mips-tfile.c, print-rtl.c, print-tree.c:
5764 Delete HOST_PTR_PRINTF.
5766 * configure, config.in: Regenerate.
5768 2005-08-15 David Edelsohn <edelsohn@gnu.org>
5770 * config/rs6000/rs6000.md (QHSI): New mode macro.
5771 (wd): Extend mode attr for QImode and HImode
5772 (dbits): New mode attr.
5773 (zero_extend<mode>di2): Convert to mode macro.
5775 2005-08-15 Steve Ellcey <sje@cup.hp.com>
5778 * doc/invoke.texi (-mgnu-ld): Update description.
5781 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5784 * Makefile.in (tree-chrec.o): Depends on real.h.
5785 * tree-chrec.c: Include real.h.
5786 (chrec_fold_plus_poly_poly, chrec_fold_multiply_poly_poly,
5787 chrec_fold_plus_1): Use build_real for SCALAR_FLOAT_TYPE_P.
5788 * tree-scalar-evolution.c (add_to_evolution_1,
5789 interpret_rhs_modify_expr): Ditto.
5791 2005-08-15 Sebastian Pop <pop@cri.ensmp.fr>
5794 * tree-data-ref.c (estimate_niter_from_size_of_data): When
5795 step is negative compute the estimation from init downwards to zero.
5797 2005-08-14 James A. Morrison <phython@gcc.gnu.org>
5799 * fold-const (fold_binary): Call fold_build2 instead of fold (build.
5801 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5803 * config/s390/s390.c (s390_const_ok_for_constraint_p): Add 'P'
5805 (legitimate_reload_constant_p): Fix handling of lliXX operands.
5806 Accept double-word constants that can be split.
5807 * config/s390/s390.md ("movti"): Use 'P' constraint.
5808 ("*movdi_31", "*movdf_31"): Likewise.
5810 2005-08-14 Daniel Berlin <dberlin@dberlin.org>
5812 Fix PR tree-optimization/22615
5814 * tree-ssa-structalias.c (solution_set_add): Handle
5815 first_vi_for_offset returning NULL.
5816 (do_da_constraint): Ditto.
5817 (do_sd_constraint): Ditto.
5818 (do_ds_constraint): Ditto
5819 (find_func_aliases): Ditto.
5820 (build_constraint_graph): RHS is allowed be ANYTHING.
5821 (first_vi_for_offset): Return NULL if we couldn't find anything at
5824 2005-08-14 Ulrich Weigand <uweigand@de.ibm.com>
5826 * config/s390/s390.c (s390_canonicalize_comparison): Prefer register
5827 over memory as first operand.
5829 2005-08-14 H.J. Lu <hongjiu.lu@intel.com>
5832 * config/i386/crtfastmath.c (set_fast_math): Check if DAZ is
5833 available for setting it.
5835 2005-08-14 Ira Rosen <irar@il.ibm.com>
5837 PR tree-optimization/23320
5838 * tree-data-ref.c (base_addr_differ_p): Add comment. Check
5839 data-refs' types instead of base object nullness. Add check for
5840 pointer type data-refs before first location comparison. Remove
5843 2005-08-14 Andreas Schwab <schwab@suse.de>
5845 * doc/md.texi (Machine Constraints): Fix misplaced @end table.
5847 2005-08-13 James E Wilson <wilson@specifix.com>
5849 * doc/cpp.texi (__SSP__, __SSP_ALL__): Document.
5850 * doc/invoke.texi (-Wstack-protector, -fstack-protector,
5851 -fstack-protector-all, --param ssp-buffer-size): Document.
5852 (-Wvariadic-macros): Alphabetize.
5853 (-fsched-stalled-insns-dep): Add missing 'f'.
5855 * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
5858 2005-08-13 David Edelsohn <edelsohn@gnu.org>
5860 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed
5861 or indirect address operand.
5862 (EXTRA_ADDRESS_CONSTRAINT): New.
5863 * config/rs6000/rs6000.md (prefetch): Change constraint "p" to "a".
5865 2005-08-13 Sebastian Pop <pop@cri.ensmp.fr>
5867 PR tree-optimization/22236
5868 * tree-cfg.c (print_pred_bbs, print_succ_bbs): Correctly print
5869 successors and predecessors.
5870 * tree-chrec.c (chrec_convert): Before converting, check that
5871 sequences don't wrap.
5872 * tree-data-ref.c (compute_estimated_nb_iterations): Moved ...
5873 (analyze_array): Extern.
5874 (find_data_references_in_loop): Remove call to
5875 compute_estimated_nb_iterations.
5876 * tree-data-ref.h (analyze_array): Declared.
5877 * tree-flow-inline.h (single_ssa_tree_operand, single_ssa_use_operand,
5878 single_ssa_def_operand, zero_ssa_operands): Fix documentation.
5879 * tree-flow.h (scev_probably_wraps_p): Declare with an extra parameter.
5880 * tree-scalar-evolution.c (instantiate_parameters_1): Factor entry
5882 * tree-ssa-loop-ivcanon.c: Fix documentation.
5883 * tree-ssa-loop-ivopts.c (idx_find_step): Add a fixme note.
5884 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): ... here.
5885 (infer_loop_bounds_from_undefined): New.
5886 (estimate_numbers_of_iterations_loop): Use
5887 infer_loop_bounds_from_undefined.
5888 (used_in_pointer_arithmetic_p): New.
5889 (scev_probably_wraps_p): Pass an extra parameter. Call
5890 used_in_pointer_arithmetic_p. Check that AT_STMT is not null.
5891 (convert_step): Fix documentation.
5892 * tree-vrp.c (adjust_range_with_scev): Call instantiate_parameters.
5893 Use initial_condition_in_loop_num and evolution_part_in_loop_num
5894 instead of CHREC_LEFT and CHREC_RIGHT. Adjust the call to
5895 scev_probably_wraps_p.
5897 2005-08-13 Ulrich Weigand <uweigand@de.ibm.com>
5899 * config/s390/s390.c (s390_split_branches): Revert 2005-08-12 change.
5900 (s390_register_info): Ignore clobbered_regs information for fixed
5901 registers, and only fixed registers.
5902 (s390_init_frame_layout): Remove redundant call.
5904 2005-08-12 Gerald Pfeifer <gerald@pfeifer.com>
5906 * doc/invoke.texi (C++ Dialect Options): Add dynamic_cast to
5907 description of -Wold-style-casts.
5909 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5910 Jakub Jelinek <jakub@redhat.com>
5912 * config/s390/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
5913 * config/s390/s390-protos.h (s390_get_thread_pointer): Prototype added.
5914 * config/s390/s390.c (print_operand): New output modifier 'G' added.
5915 (get_thread_pointer): Renamed to s390_get_thread_pointer.
5916 * config/s390/s390.md (stack_protect_set, stack_protect_test): If
5917 TARGET_THREAD_SSP_OFFSET is defined, change operands[1] to
5918 (MEM:P (PLUS:P (tp, TARGET_THREAD_SSP_OFFSET))).
5919 (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
5920 ("stack_protect_set", "stack_protect_test"): New expanders.
5921 ("stack_protect_setsi", "stack_protect_setdi", "stack_protect_testsi",
5922 "stack_protect_testdi"): New insn definitions.
5924 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5926 * config/s390/s390.md ("*movdf_31"): Changed constraint from P to K.
5928 2005-08-12 Paul Brook <paul@codesourcery.com>
5930 * config/arm/lib1funcs.asm: Error if __ARM_ARCH__ not set.
5932 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5934 * config/s390/predicates.md (setmem_operand): New predicate.
5935 (shift_count_operand): Accept ANDs with special constants as
5937 * config/s390/s390.c (print_shift_count_operand): Skip ANDs
5938 with special constants.
5939 * config/s390/s390.md ("setmem_long", "*setmem_long"): Replaced
5940 shift_count_operand with setmem_operand.
5942 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5944 * config/s390/s390.c (s390_extract_part, s390_single_part):
5946 (s390_const_ok_for_constraint_p): Added SImode to the N constraint.
5947 (s390_output_mi_thunk): Don't use lg on 31 bit.
5948 * config/s390/s390.md ("*movdi_31", "*movdf_31"): Added lmy and stmy.
5949 ("*llgt_sisi" and splitter): Replaced TARGET_64BIT with TARGET_ZARCH.
5951 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5953 * config/s390/s390.c (CONST_OK_FOR_J, CONST_OK_FOR_K): New macros.
5954 (s390_select_ccmode, s390_rtx_costs, legitimate_reload_constant_p,
5955 s390_init_frame_layout, s390_emit_prologue, s390_emit_epilogue,
5956 s390_output_mi_thunk): Replaced uses of CONST_OK_FOR_CONSTRAINT_P
5957 with one of the new macros.
5959 2005-08-12 Andreas Krebbel <krebbel1@de.ibm.com>
5961 * config/s390/s390.c (s390_split_branches, s390_init_frame_layout):
5962 Don't set save_return_addr_p.
5963 (s390_register_info): Make clobbered_regs not depending on
5966 2005-08-12 Kaz Kojima <kkojima@gcc.gnu.org>
5968 * gcc.c (LINK_SSP_SPEC): Remove space before a trailing }.
5969 (LINK_COMMAND_SPEC): Add space after %(link_ssp).
5971 2005-08-11 James E. Wilson <wilson@specifix.com>
5973 * config/ia64/ia64.h (EXTRA_MEMORY_CONSTRAINT): New.
5975 2005-08-11 Jakub Jelinek <jakub@redhat.com>
5977 * dwarf2out.c (add_location_or_const_value_attribute): Prefer
5978 locations gathered by var-tracking in single entry loc_list
5979 over loc_descriptor_from_tree.
5981 * dwarf2out.c (concat_loc_descriptor): Add can_use_fbreg argument,
5982 pass it down to loc_descriptor.
5983 (loc_descriptor): Pass can_use_fbreg to concat_loc_descriptor.
5984 (containing_function_has_frame_base): Move earlier in the file.
5985 (loc_descriptor_from_tree_1): Use containing_function_has_frame_base
5986 instead of always assuming fbreg can't be used.
5988 2005-08-11 David Edelsohn <edelsohn@gnu.org>
5990 * config/rs6000/altivec.md: Change constraint "m" to "Z".
5991 * config/rs6000/predicates.md (indexed_or_indirect_operand):
5992 Accept address wrapped in AND for Altivec.
5993 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
5994 Strip AND wrapping offset address for Altivec.
5996 2005-08-11 Richard Henderson <rth@redhat.com>
5999 * gimplify.c (gimplify_one_sizepos): Check for INTEGER_TYPE
6000 before using TYPE_IS_SIZETYPE.
6002 2005-08-11 Richard Henderson <rth@redhat.com>
6005 * config/alpha/alpha.c (alphaev4_insn_pipe): Add take pipes for
6006 insn types not present on ev4.
6007 (alphaev5_insn_pipe): Similarly.
6009 2005-08-11 Richard Earnshaw <richard.earnshaw@arm.com>
6012 * arm.c (arm_override_options): If the user has selected callee-super-
6013 interworking, then enable normal interworking.
6015 2005-08-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6017 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Undef before
6020 2005-08-11 Wu Zhou <woodzltc@cn.ibm.com>
6022 * doc/rtl.texi: Fix two typos.
6024 2005-08-11 Richard Guenther <rguenther@suse.de>
6027 * config/i386/i386.c (ix86_function_ok_for_sibcall): Handle
6028 cases where we call to/from functions returning void.
6030 2005-08-10 James A. Morrison <phython@gcc.gnu.org>
6033 * tree.c (build_pointer_type_for_mode): Robustify.
6035 2005-08-10 James E Wilson <wilson@specifix.com>
6037 * defaults.h, config/alpha/alpha.h, config/ia64/ia64.h
6038 (ASM_OUTPUT_ADDR_VEC_ELT): Delete.
6040 * config/alpha/alpha.c (alpha_arg_partial_bytes): Change "(CUM)." to
6043 2005-08-10 Eric Christopher <echristo@apple.com>
6045 * config/rs6000/rs6000.c (mems_ok_for_quad_peep): Rewrite.
6046 * config/rs6000/rs6000.md (*lfq_power2, *stfq_power2): Use
6049 2005-08-10 Andrew Pinski <pinskia@physics.uc.edu>
6052 * config/darwin.c (machopic_indirect_data_reference): Use a new register
6053 for the high part when generating dynamic-no-pic code.
6055 2005-08-10 H.J. Lu <hongjiu.lu@intel.com>
6057 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtfm to tm-file.
6058 (x86_64-*-linux*): Likewise.
6060 * config/i386/crtfastmath.c: New file.
6061 * config/i386/t-crtfm: Likewise.
6063 * config/i386/linux.h (ENDFILE_SPEC): New.
6064 * config/i386/linux64.h (ENDFILE_SPEC): Likewise.
6066 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
6069 2005-08-10 Dorit Nuzman <dorit@il.ibm.com>
6071 * doc/md.texi: (reduc_smin, reduc_umin, reduc_splus, reduc_uplus):
6072 (vec_shl, vec_shr): Document new operations.
6073 * tree.def (VEC_RSHIFT_EXPR, VEC_LSHIFT_EXPR): Fix comment.
6075 2005-08-10 David Edelsohn <edelsohn@gnu.org>
6077 * config/rs6000/predicates.md (indexed_or_indirect_address): New.
6078 * config/rs6000/rs6000.md (prefetch): Remove operand 0 mode and
6079 change predicate to indexed_or_indirect_address.
6081 2005-08-10 Richard Sandiford <richard@codesourcery.com>
6083 * config/arm/lib1funcs.asm (__aeabi_uidiv, __aeabi_idiv): New aliases.
6084 * config/arm/libgcc-bpabi.ver (GCC_3.5): Add __aeabi_idiv,
6085 __aeabi_uidiv, __aeabi_uread4, __aeabi_uread8, __aeabi_uwrite4
6086 and __aeabi_uwrite8.
6087 * config/arm/unaligned-funcs.c: New file.
6088 * config/arm/t-bpabi (LIB2FUNCS_EXTRA): Add unaligned-funcs.c.
6090 2005-08-09 Paolo Bonzini <bonzini@gnu.org>
6092 * bb-reorder.c (pass_duplicate_computed_gotos, pass_partition_blocks):
6094 * cfglayout.c (pass_insn_locators_initialize): Add dump.
6095 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes):
6097 * except.c (pass_convert_to_eh_region_ranges): Add dump.
6098 * final.c (pass_shorten_branches): Add dump.
6099 * flow.c (pass_recompute_reg_usage, pass_remove_death_notes): Add dump.
6100 (pass_life): Rename dump.
6101 (rest_of_handle_flow2): Remove initial verify_flow_info.
6102 * function.c (pass_instantiate_virtual_regs): Add dump.
6103 * integrate.c (pass_initial_value_sets): Add dump.
6104 * jump.c (pass_cleanup_barriers, pass_purge_lineno_notes): Add dump.
6105 * loop-init.c (pass_rtl_loop_init, pass_rtl_loop_done): Rename dump.
6106 (pass_rtl_move_loop_invariants, pass_rtl_unswitch, pass_rtl_doloop,
6107 pass_rtl_unroll_and_peel_loops): Rename dump and add gate.
6108 (gate_rtl_move_loop_invariants, gate_rtl_unswitch, gate_rtl_doloop,
6109 gate_rtl_unrool_and_peel_loops): New.
6110 (rtl_move_loop_invariants, rtl_unswitch, rtl_unrool_and_peel_loops,
6111 rtl_doloop): Do not look at flags.
6112 * mode-switching.c (pass_mode_switching): Add dump.
6113 * recog.c (pass_split_all_insns, pass_split_for_shorten_branches,
6114 pass_split_before_regstack): Add dump.
6115 * regmove.c (pass_stack_adjustments): Add dump.
6116 * tree-optimize.c (pass_fixup_cfg): Add dump.
6118 2005-08-10 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
6121 * config/m32r/m32r.c (m32r_reload_lr): Fix off by one error when
6122 deciding which instruction sequence to use.
6124 2005-08-09 Dorit Nuzman <dorit@il.ibm.com>
6126 * tree-vect-transform.c (vect_create_epilog_for_reduction): Set
6127 BIT_FIELD_REF_UNSIGNED for newly created BIT_FIELD_REFs.
6129 2005-08-09 Richard Guenther <rguenther@suse.de>
6131 * c-common.c (builtin_function_2): Remove.
6132 (def_builtin_1): New function.
6133 (c_common_nodes_and_builtins): Use def_builtin_1 to
6134 build builtin functions.
6136 2005-08-09 Jie Zhang <jie.zhang@analog.com>
6138 * config/bfin/uclinux.h (NO_IMPLICIT_EXTERN_C): Define.
6139 * config/bfin/elf.h (NO_IMPLICIT_EXTERN_C): Define.
6140 * config/bfin/bfin.c (bfin_return_in_memory): Update to really match
6143 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
6145 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Use
6146 fold_binary instead of fold_build2 since we don't care about the
6148 (loop_niter_by_eval): Likewise.
6149 (compare_trees): Likewise.
6150 (proved_non_wrapping_p): Likewise.
6152 2005-08-09 James A. Morrison <phython@gcc.gnu.org>
6156 * c-typeck.c (c_finish_if_stmt): Look into STATEMENT_LISTs to see
6157 if the if is really empty.
6159 2005-08-09 Steven Bosscher <stevenb@suse.de>
6161 PR tree-optimization/23234
6162 * tree-ssa-math-opts.c (place_reciprocal): New enum.
6163 (execute_cse_reciprocals_1): Replace the 'phi' argument with an
6164 argument of the new enum.
6165 (execute_cse_reciprocals): Add reciprocals for function arguments
6166 on the unique successor edge of the entry block. Update other calls
6167 to execute_cse_reciprocals_1.
6169 2005-08-08 Richard Henderson <rth@redhat.com>
6172 * gimplify.c (gimplify_one_sizepos): Preserve the original type.
6174 2005-08-08 Bob Wilson <bob.wilson@acm.org>
6176 * expr.c (write_complex_part): Return after handling MEM.
6178 2005-08-08 Josh Conner <jconner@apple.com>
6180 PR rtl-optimization/23241
6181 * combine.c (simplify_comparison): Fix error in determining
6182 whether to lift a subreg from comparison.
6184 2005-08-08 David Edelsohn <edelsohn@gnu.org>
6187 * config/rs6000/altivec.md (vec_init<mode>): New.
6188 (vec_set<mode>): New.
6189 (vec_extract<mode>): New.
6190 * config/rs6000/rs6000.c (rs6000_expand_vector_init): New.
6191 (rs6000_expand_vector_set): New.
6192 (rs6000_expand_vector_extract): New.
6193 (rs6000_legitimate_offset_address_p): Offset addresses are valid
6194 for Altivec modes before reload.
6195 (altivec_expand_vec_init_builtin): New.
6196 (get_element_number): New.
6197 (altivec_expand_vec_set_builtin): New.
6198 (altivec_expand_vec_ext_builtin): New.
6199 (altivec_expand_builtin): Expand vec_init, vec_set, and vec_ext
6201 (altivec_init_builtins): Init vec_init, vec_set, and vec_ext
6203 * config/rs6000/rs6000.h (rs6000_builtins): Add
6204 ALTIVEC_BUILTIN_VEC_INIT_<mode>, ALTIVEC_BUILTIN_VEC_SET_<mode>,
6205 ALTIVEC_BUILTIN_VEC_EXT_<mode>.
6206 * config/rs6000/rs6000-protos.h: Declare new functions.
6208 2005-08-08 Jan Hubicka <jh@suse.cz>
6210 * i386.c (legitimate_pic_address_disp_p): Refuse GOTOFF in 64bit mode.
6211 (legitimate_address_p): Refuse GOT and GOTOFF in 64bit mode.
6212 * i386.md (movdi*): Use pic_32bit_operand.
6213 * predicates.md (pic_32bit_operand): New.
6215 2005-08-08 Nathan Sidwell <nathan@codesourcery.com>
6218 * stor-layout.c (finalize_type_size): Undo DECL_PACKED when possible.
6220 2005-08-07 James A. Morrison <phython@gcc.gnu.org>
6222 * tree-vrp.c (simplify_div_or_mod_using_range): Use build2.
6223 (test_for_singularity): Use fold_build2.
6225 2005-08-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
6227 * pa64-regs.h (CONDITIONAL_REGISTER_USAGE): Fix loop upper bound.
6229 2005-08-07 Danny Smith <dannysmith@users.sourceforge.net>
6231 * config/i386/cygming.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
6232 (COMMON_ASM_OP) Define.
6233 * config/i386/i386.c (ix86_in_large_data_p): Add ATTRIBUTE_UNUSED
6234 (ix86_encode_section_info): Likewise.
6235 (TARGET_ENCODE_SECTION_INFO): Conditionally define as
6236 SUBTARGET_ENCODE_SECTION_INFO.
6238 2005-08-06 Richard Henderson <rth@redhat.com>
6241 * tree-nested.c (convert_local_reference): Save and restore val_only
6242 around component_ref and friends. Clear walk_subtrees by default.
6244 2005-08-06 Peter O'Gorman <peter@pogma.com>
6247 * gcc.c (process_command): Check the argument to -b has a dash.
6248 * doc/invoke.texi: Update -b and -V docs.
6250 2005-08-06 James E Wilson <wilson@specifix.com>
6252 * config/mips/cross64.h, config/mips/t-cross64: Delete.
6254 2005-08-06 Michael Matz <matz@suse.de>
6256 * genattrtab.c (write_attr_get, write_attr_case): Use insn_code
6257 member only if only one insn is associated with the value.
6259 2005-08-06 Nick Clifton <nickc@redhat.com>
6261 * config/stormy16/stormy16.h (SYMBOL_FLAG_XSTORMY16_BELOW100):
6263 (ASM_OUTPUT_LABELREF): Delete - it is no longer needed.
6264 * config/stormy16/stormy16.c (xstormy16_below100_symbol):
6265 Check symbol flags instead of symbol name mangling.
6266 (xstormy16_asm_output_aligned_common): Likewise. Also
6267 simplify code since the bss100_section cass is the only case
6268 where the below100 code will be triggered.
6269 (xstormy16_encode_section_info): Encode below100 attribute
6270 using the SYMBOL_FLAG_XSTORMY16_BELOW100 instead of mangling
6272 (xstormy16_strip_name_encoding): Delete - this function is no
6274 (TARGET_STRIP_NAME_ENCODING): Undefine.
6275 * config/stormy16/stormy16-protos.h: Delete prototype for
6276 xstormy16_strip_name_encoding.
6278 2005-08-06 Kazu Hirata <kazu@codesourcery.com>
6280 * Makefile.in, cfgexpand.c, cfgloop.h, cfgloopmanip.c,
6281 config.gcc, ipa-cp.c, ipa-prop.c, ipa-prop.h, reg-stack.c,
6282 tree-ssa-structalias.c, tree-vrp.c, value-prof.c, vec.h,
6283 config/linux.h, config/alpha/alpha.h, config/alpha/linux.h,
6284 config/alpha/predicates.md, config/arc/arc.h,
6285 config/arm/arm.h, config/arm/ieee754-df.S,
6286 config/arm/ieee754-sf.S, config/bfin/bfin.c,
6287 config/bfin/bfin.h, config/c4x/c4x.h, config/crx/crx.c,
6288 config/fr30/fr30.h, config/frv/frv.h, config/h8300/h8300.h,
6289 config/i386/i386.h, config/ia64/ia64.c, config/ia64/ia64.h,
6290 config/m68hc11/m68hc11.h, config/mips/mips.c,
6291 config/mips/mips.h, config/mips/openbsd.h,
6292 config/mn10300/mn10300.h, config/pa/pa.c, config/pa/pa.h,
6293 config/pdp11/pdp11.h, config/rs6000/linux-unwind.h,
6294 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
6295 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
6296 config/sparc/linux.h, config/sparc/linux64.h,
6297 config/sparc/sparc.h, config/v850/v850.h, config/vax/vax.h,
6298 doc/extend.texi, doc/gcov.texi, doc/install.texi,
6299 doc/invoke.texi, doc/rtl.texi, doc/tm.texi: Fix comment/doc
6300 typos. Follow spelling conventions.
6302 2005-08-06 Joseph S. Myers <joseph@codesourcery.com>
6305 * stmt.c (warn_if_unused_value): Check TREE_NO_WARNING at start.
6306 Don't handle NOP_EXPR, CONVERT_EXPR and NON_LVALUE_EXPR
6307 specially. Check for side effects only for COND_EXPR.
6308 * c-typeck.c (c_finish_stmt_expr): Mark statement expression
6309 return with TREE_NO_WARNING.
6311 2005-08-06 Richard Sandiford <richard@codesourcery.com>
6313 PR rtl-optimization/23233
6314 * loop.c (combine_movables): Require the modes to be the same.
6315 (move_movables): Remove handling of cases where the replacement
6316 had a different mode to the original.
6318 2005-08-05 James A. Morrison <phython@gcc.gnu.org>
6320 PR tree-optimization/23128
6321 * tree-vrp.c (vrp_int_const_binop): Check if unsigned addition or
6322 subtraction wrap, and set TREE_OVERFLOW if they do.
6324 2005-08-05 Richard Henderson <rth@redhat.com>
6327 * tree-cfg.c (remove_bb): Transmute DECL_NONLOCAL labels into
6328 FORCED_LABEL labels.
6330 2005-08-05 J"orn Rennecke <joern.rennecke@st.com>
6333 * reload.c (find_reloads_subreg_address): Pass down TYPE
6334 unchanged. Change all callers except find_reloads_toplev.
6336 2005-08-05 Michael Matz <matz@suse.de>
6338 * genattrtab.c (current_alternative_string): Remove.
6339 (SIMPLIFY_ALTERNATIVE): Ditto.
6340 (attr_alt_bit_p): Ditto.
6341 (alternative_name): Make const char *.
6342 (evaluate_eq_attr): Remove use of above things.
6343 (simplify_test_exp): Ditto.
6344 (simplify_test_exp <EQ_ATTR>): Guard for insn_code < 0 .
6345 (simplify_test_exp <AND>): Correct typo (test 'right' not 'left').
6347 2005-08-04 James E Wilson <wilson@specifix.com>
6349 * config/ptx4.h, config/sol2.h, config/arm/freebsd.h,
6350 config/arm/linux-elf.h, config/frv/frv.h, config/i386/freebsd.h,
6351 config/i386/freebsd64.h, config/i386/netware.h, config/i386/sco5.h,
6352 config/ia64/freebsd.h, config/rs6000/sysv4.h, config/sparc/freebsd.h
6353 (LINK_SPEC): Delete useless %{Wl,*:%*} item.
6355 2005-08-04 Richard Henderson <rth@redhat.com>
6358 * params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
6359 * params.h (SRA_MAX_STRUCTURE_COUNT): New.
6360 * tree-sra.c (decide_block_copy): Use it. Disable element copy
6361 if we'd have to instantiate too many members.
6363 2005-08-04 Richard Henderson <rth@redhat.com>
6366 * tree-outof-ssa.c (coalesce_asm_operands): New.
6367 (coalesce_ssa_name): Use it. Split out ...
6368 (coalesce_phi_operands, coalesce_result_decls): ... these.
6370 2005-08-04 Paul Brook <paul@codesourcery.com>
6372 * read-rtl.c (read_quoted_string): Break if EOF.
6374 2005-08-04 Andrew Pinski <pinskia@physics.uc.edu>
6376 * tree.h (fold_build1): Change to macro and call fold_build1_stat.
6377 (fold_build2): Likewise.
6378 (fold_build3): Likewise.
6379 (fold_build1_stat): New function prototype.
6380 (fold_build2_stat): Likewise.
6381 (fold_build3_stat): Likewise.
6382 * fold-const.c (fold_build1): Rename to ..
6383 (fold_build1_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6384 through to build1_stat.
6385 (fold_build2): Rename to ..
6386 (fold_build2_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6387 through to build2_stat.
6388 (fold_build3): Rename to ..
6389 (fold_build3_stat): this. Add MEM_STAT_DECL. Pass the mem stats
6390 through to build3_stat.
6392 2005-08-04 David Edelsohn <edelsohn@gnu.org>
6393 Ian Lance Taylor <ian@airs.com>
6395 * function.c (assign_stack_local_1): Do not correct stack slot
6396 address if allocation size is smaller than mode size.
6398 2005-08-04 Diego Novillo <dnovillo@redhat.com>
6401 * tree-cfg.c (replace_uses_by): Call mark_new_vars_to_rename.
6402 (tree_merge_blocks): Propagate anything allowed by
6404 Clarify documentation.
6405 * passes.c (execute_todo): If cleanup_tree_cfg invalidated the
6406 SSA form, schedule an update if necessary.
6408 2005-08-04 Gerald Pfeifer <gerald@pfeifer.com>
6410 * doc/install.texi (Binaries): Remove broken link to
6411 Sinix/Reliant Unix binaries.
6413 2005-08-03 Richard Henderson <rth@redhat.com>
6416 * function.c (stack_protect_epilogue): Export.
6417 * tree.h (stack_protect_epilogue): Declare.
6418 * calls.c (expand_call): Call it.
6420 2005-08-03 Eric Christopher <echristo@apple.com>
6422 * gcc.c (LINK_SSP_SPEC): Add fstack-protector-all.
6423 * config/darwin.h (LINK_COMMAND_SPEC): Add link_ssp
6426 2005-08-04 Jan Hubicka <jh@suse.cz>
6428 * profile.c (branch_prob): Split edges with goto locus on them
6429 to get proper line counts.
6430 * tree-cfg.c (make_cond_expr_edges): Record user goto locuses, if any.
6432 2005-08-03 Paul Brook <paul@codesourcery.com>
6434 * function.c (assign_parms): Round current_function_args_size
6435 to PARM_BOUNDARY, not STACK_BOUNDARY.
6437 2005-08-03 Geoffrey Keating <geoffk@apple.com>
6439 * config/i386/i386.c (x86_elf_aligned_common)
6440 (x86_output_aligned_bss): Don't try to use symbols that aren't defined.
6442 2005-08-03 Zdenek Dvorak <dvorakz@suse.cz>
6444 PR tree-optimization/23157
6445 * tree-scalar-evolution.c (scev_const_prop): Unshare trees
6446 before emitting them.
6448 2005-08-03 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
6450 PR tree-optimization/19899
6451 * Makefile.in (tree-scalar-evolution.o): Add real.h.
6452 * tree-scalar-evolution.c: Include real.h.
6453 (add_to_evolution): Build constant -1 of correct type.
6455 2005-08-03 Jan Hubicka <jh@suse.cz>
6457 * cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
6458 * cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
6459 profile updating for complette unrolling.
6460 * loop-unroll.c (peel_loop_completely): Use it.
6461 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
6462 (tree_unroll_loops_completely): Disable code growing unrolling of cold
6465 2005-08-03 Paul Brook <paul@codesourcery.com>
6467 * combine.c (can_change_dest_mode): New function.
6468 (try_combine, simplify_set): Use it.
6470 2005-08-03 Eric Botcazou <ebotcazou@adacore.com>
6472 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Only force
6475 2005-08-03 Gerald Pfeifer <gerald@pfeifer.com>
6477 * doc/install.texi (Specific): Adjust link to openavr.org.
6478 (Specific): Remove broken reference to GCC 2.8.1 for OS/2.
6479 (Binaries): Adjust HP-UX Porting Center link.
6480 (Binaries): Adjust Free Software Foundation ordering link.
6482 2005-08-03 Andrew Pinski <pinskia@physics.uc.edu>
6484 * convert.c (convert_to_integer): Use fold_build1 instead of
6485 build1 when converting an integer to an integer.
6487 2005-08-02 Richard Henderson <rth@redhat.com>
6489 * combine.c (combine_instructions): Don't use reg_equal/equiv
6490 results if the mode doesn't match.
6492 2005-08-02 Mark Mitchell <mark@codesourcery.com>
6494 * config/i386/t-mingw32 (NATIVE_SYSTEM_HEADER_DIR): Set it.
6495 * doc/fragments.texi (NATIVE_SYSTEM_HEADER_DIR): Document it.
6497 2005-08-02 Richard Henderson <rth@redhat.com>
6500 * explow.c (memory_address): Remove special-case for
6501 virtual_stack_vars_rtx and virtual_incoming_args_rtx.
6503 2005-08-02 Diego Novillo <dnovillo@redhat.com>
6506 * tree-cfgcleanup.c (cleanup_tree_cfg): Do not limit the
6507 number of calls to cleanup_tree_cfg_1.
6509 2005-08-02 Martin Reinecke <martin@mpa-garching.mpg.de>
6511 * doc/invoke.texi: document file extensions .F90 and .F95
6513 2005-08-02 Richard Guenther <rguenther@suse.de>
6515 * fold-const.c (tree_expr_nonnegative_p): frexp(x, &e) is
6516 positive if its first argument is positive.
6518 2005-08-02 Richard Guenther <rguenther@suse.de>
6520 PR tree-optimization/23177
6521 * tree-ssa-operands.c (get_tmr_operands): Use get_expr_operands
6524 2005-08-02 James A. Morrison <phython@gcc.gnu.org>
6526 PR tree-optimization/23129
6527 * tree-vrp.c (extract_range_from_binary_expr): Set value range to
6528 varying for divisions with anti-ranges.
6530 2005-08-02 Jan Hubicka <jh@suse.cz>
6532 * tree-ssa-dom.c (thread_across_edge): Remove updating here.
6533 * tree-ssa-threadupdate.c (thread_block): Add it here.
6535 2005-08-01 James E Wilson <wilson@specifix.com>
6537 * config/mips/mips.c (mips_encode_section_info, mips_attribute_table,
6538 TARGET_ENCODE_SECTION_INFO, TARGET_ATTRIBUTE_TABLE): New.
6539 * config/mips/mips.h (SYMBOL_FLAG_LONG_CALL, SYMBOL_REF_LONG_CALL_P):
6541 * config/mips/predicates.md (const_call_insn_operand): Add check for
6542 SYMBOL_REF_LONG_CALL_P.
6543 * doc/extend.texi (long_call): Document the new attribute.
6545 2005-08-01 Ian Lance Taylor <ian@airs.com>
6546 Richard Henderson <rth@redhat.com>
6548 * Makefile.in (RTL_BASE_H): Add real.h.
6549 * real.h (REAL_VALUE_FROM_CONST_DOUBLE): Use structure copy
6551 * emit-rtl.c (const_double_from_real_value): Likewise; use rtx.u.rv
6553 * rtl.c (rtl_check_failed_code_mode): New.
6554 * rtl.h (struct rtx_def): Add u.rv.
6555 (XCMWINT, XCNMPRV): New.
6556 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Use XCMWINT.
6557 (CONST_DOUBLE_REAL_VALUE): Use XCNMPRV; constify.
6559 2005-08-01 Richard Henderson <rth@redhat.com>
6561 * dwarf2out.c (mem_loc_descriptor): Use XEXP, not SUBREG_REG,
6562 with auto-inc codes.
6564 * config/alpha/predicates.md (and_operand): Test mode of CONST_DOUBLE.
6566 2005-08-01 Jan Hubicka <jh@suse.cz>
6568 * i386-protos.h (asm_preferred_eh_data_format): Declare.
6569 * i386.c: Include dwarf2.h
6570 (asm_preferred_eh_data_format): New.
6571 * i386.h (ASM_PREFERRED_EH_DATA_FORMAT): Move offline.
6573 2005-08-01 Ian Lance Taylor <ian@airs.com>
6575 * config/host-linux.c (linux_gt_pch_get_address): Add new name
6576 randomize_va_space for virtual address randomization control.
6578 2005-08-01 Steven Bosscher <stevenb@suse.de>
6580 * common.opt (flag_ipa_cp): Put in right place to maintain
6583 2005-08-01 Jan Hubicka <jh@suse.cz>
6585 * profile.c (compute_value_histograms): Fix thinko.
6586 * value-prof.c: Include toplev.h
6587 (check_counter): New function.
6588 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
6589 tree_mod_subtract_transform): Add sanity check.
6591 2005-08-01 Richard Guenther <rguenther@suse.de>
6593 PR tree-optimization/23133
6594 * tree-ssa-math-opts.c (execute_cse_reciprocals): Walk
6595 current functions parameter decls to find defs to cse
6598 2005-08-01 Richard Guenther <rguenther@suse.de>
6600 PR tree-optimization/23109
6601 * tree-ssa-math-opts.c (execute_cse_reciprocals_1):
6602 If trapping math is in effect, use post-dominator information
6603 to check if we'd in any case reach a trapping point before
6604 doing the reciprocal insertion.
6605 (execute_cse_reciprocals): Compute post-dominators, if necessary.
6606 * tree-ssa-loop-im.c (determine_invariantness_stmt): RDIV
6607 expressions are invariant only if trapping math is not in effect.
6609 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6611 * cgraph.h (update_call_expr, cgraph_copy_node_for_versioning,
6612 cgraph_function_versioning): New declarations.
6613 * cgraphunit.c: Add include to ipa-prop.h.
6614 (update_call_expr, cgraph_copy_node_for_versioning,
6615 cgraph_function_versioning): New functions.
6616 * integrate.c (copy_decl_for_inlining): Remove.
6617 * ipa-prop.h (ipa_replace_map): New struct.
6618 (struct ipa_node): Add ipcp_orig_node, count_scale, new fields.
6619 * ipa-cp.c (ipcp_method_orig_node, ipcp_method_is_cloned,
6620 ipcp_method_set_orig_node, ipcp_cloned_create, ipcp_method_get_scale,
6621 ipcp_method_set_scale, ipcp_method_compute_scale, ipcp_after_propagate,
6622 ipcp_iterate_stage, ipcp_method_scale_print,
6623 ipcp_profile_mt_count_print, ipcp_profile_cs_count_print,
6624 ipcp_profile_edge_print, ipcp_profile_bb_print , ipcp_profile_print,
6625 ipcp_replace_map_create, ipcp_redirect, ipcp_update_callgraph,
6626 ipcp_update_bb_counts, ipcp_update_profiling,
6627 ipcp_update_edges_counts): New functions.
6628 (ipcp_method_cval_init): Remove restriction regarding local methods.
6629 (ipcp_init_stage): Add ipcp_method_compute_scale.
6630 (ipcp_insert_stage): Add versioning.
6631 (ipcp_structures_print): Add ipcp_method_scale_print.
6632 (ipcp_driver): Dump profiling info.
6633 * Makefile.in: Remove integrate.h dependency from tree-inline.o.
6634 Add ipa-prop.h dependency to tree-inline.o and cgraphunit.o.
6635 * tree-inline.c: Remove include to integrate.h, Add include ipa-prop.h.
6636 (struct inline_data): Add versioning_p, ipa_info, new fields.
6637 (remap_decl, mark_local_for_remap_r, setup_one_parameter,
6638 declare_return_variable): Replace calls to copy_decl_for_inlining with
6640 (copy_body_r, copy_bb, copy_cfg_body, copy_tree_r, inlining_p): Add
6642 (copy_decl_for_dup): Rename from copy_decl_for_inlining.
6643 Add argument VERSIONING.
6644 (copy_arguments_for_versioning, copy_static_chain,
6645 function_versionable_p, tree_versionable_function_p,
6646 tree_function_versioning, replace_ref_tree): New functions.
6647 * tree-inline.h: Include varray.h.
6648 (tree_versionable_function_p, tree_function_versioning,
6649 tree copy_decl_for_dup): New declarations.
6651 2005-08-01 Razya Ladelsky <razya@il.ibm.com>
6653 * ipa-cp.c: New file. Contains IPCP specific functionality.
6654 * ipa-prop.h: New file. Contains structures/definitions that can be
6655 used by several interprocedural data flow optimizations (and also IPCP).
6656 * ipa-prop.c: New file.
6657 * Makefile.in: Add ipa-cp.c, ipa-prop.h, ipa-prop.c.
6658 * common.opt: Add ipa-cp flag.
6659 * timevar.def: Add IPCP optimization.
6660 * tree-optimize.c (init_tree_optimization_passes): Schedule
6662 * tree-pass.h (pass_ipa_cp): Declare.
6664 2005-08-01 Kazu Hirata <kazu@codesourcery.com>
6666 * dwarf2out.c, fold-const.c, ipa-type-escape.c,
6667 loop-invariant.c, predict.c, predict.def, reload1.c, reorg.c,
6668 tree-sra.c, config/arm/arm.c, config/crx/crx.c,
6669 config/i386/i386.c, config/mips/mips.h,
6670 config/rs6000/rs6000.h, config/sh/sh.c,
6671 config/stormy16/stormy16.c: Fix comment typos.
6673 2005-08-01 Joseph S. Myers <joseph@codesourcery.com>
6676 * c-typeck.c (build_binary_op): Use common_type wrapper on
6678 (common_type): Update comment.
6680 2005-07-31 Steven Bosscher <stevenb@suse.de>
6683 * common.opt (flag_gcse_after_reload): Don't initialize to 2.
6684 (flag_rerun_cse_after_loop): Initialize this to 2 instead.
6685 * postreload-gcse.c (hash_scan_set): Do not consider stack regs.
6687 2005-07-31 Jan Hubicka <jh@suse.cz>
6689 * pretty-print.h (pp_widest_integer): New macro.
6690 * tree-pretty-print.c (dump_bb_header): Print BB frequencies and
6693 2005-07-31 Jan Hubicka <jh@suse.cz>
6695 * output.h (enum section_category): Export from varasm.c
6696 (categorize_decl_for_section): Likewise.
6697 * varasm.c (enum section_category): Kill.
6698 (categorize_decl_for_section): Make global.
6699 * i386-protos.h (x86_output_aligned_bss, x86_elf_aligned_common):
6701 * i386.c (ix86_section_threshold): New static variable.
6702 (ix86_in_large_data_p, ix86_encode_section_info,
6703 x86_64_elf_unique_section,
6704 x86_64_elf_select_section): New functions.
6705 (TARGET_ENCODE_SECTION_INFO): Define
6706 (override_options): Enable medium model for PIC.
6707 (ix86_expand_prologue): Expand gen_set_got_rex64.
6708 (legitimate_constant_p): Handle new UNSPECs.
6709 (legitimate_pic_address_disp_p): Likewise.
6710 (legitimize_pic_address): Lower MEDIUM model addressing.
6711 * i386.h (PIC_OFFSET_TABLE_REGNUM): Set for medium model PIC.
6712 (enum cmodel): Add MEDIUM_PIC.
6713 (SYMBOL_REF_FAR_ADDR_P): New macro.
6714 (SYMBOL_FLAG_FAR_ADDR): New flag.
6715 * i386.md (movdi): Support medium model.
6716 (set_got_rex64): New pattern.
6717 * i386.opt (mlarge-data-threshold): New flag.
6718 * predicates.md (zext_operand/sext_operand): Deal with medium model.
6719 * x86-64.h (ASM_OUTPUT_ALIGNED_BSS): Use x86_output_aligned_bss.
6720 (ASM_OUTPUT_ALIGNED_COMMON, TARGET_ASM_SELECT_SECTION,
6721 TARGET_ASM_UNIQUE_SECTION): New.
6723 * invoke.texi (-mlarge_data_threshold): Document
6725 2005-07-31 Jan Hubicka <jh@suse.cz>
6727 * tree-outof-ssa.c (coalesce_ssa_name): Use coalesce_cost.
6728 (coalesce_vars): Likewise.
6729 * tree-ssa-live.c (coalesce_cost): New.
6730 (build_tree_conflict_graph): Use coalesce_cost.
6731 * tree-ssa-live.h (coalesce_cost): Declare.
6733 2005-07-30 Richard Earnshaw <richard.earnshaw@arm.com>
6735 * arm.md (all peepholes for post-increment operations): Delete.
6736 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec)
6737 (loadqisi_preinc, loadqisi_predec, strsi_preinc, strsi_predec)
6738 (loadsi_preinc, loadsi_predec, strqi_shiftpreinc, strqi_shiftpredec)
6739 (loadqi_shiftpreinc, loadqi_shiftpredec, strsi_shiftpreinc)
6740 (strsishift_predec, loadsi_shiftpreinc, loadsi_shiftpredec): Delete.
6742 2005-07-30 James A. Morrison <phython@gcc.gnu.org>
6744 * fold-const.c (tree_expr_nonnegative_p): Always return true for
6747 2005-07-29 Wolfgang Bangerth <bangerth@dealii.org>
6750 * doc/invoke.texi: Document -rdynamic.
6752 2005-07-30 Joseph S. Myers <joseph@codesourcery.com>
6755 * c-parser.c (c_parser_parms_list_declarator): Call
6756 mark_forward_parm_decls.
6757 * c-decl.c (merge_decls): Only check DECL_IN_SYSTEM_HEADER for
6758 decls with visibility structure.
6760 2005-07-30 Paul Brook <paul@codesourcery.com>
6762 * config/arm/arm.c (arm_coproc_mem_operand): Fix inaccurate comment.
6764 2005-07-30 Paul Brook <paul@codesourcery.com>
6766 * config/arm/arm-protos.h (arm_canonicalize_comparison): Update
6768 * config/arm/arm.c (arm_canonicalize_comparison): Use correct limit
6770 * config/arm/arm.h (CANONICALIZE_COMPARISON): Pass mode argument.
6772 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6775 * c-decl.c (warn_if_shadowing): Don't check for PARM_DECL in
6776 nested function declarators.
6777 (pushdecl): Don't call warn_if_shadowing for PARM_DECL.
6778 (grokparms): Call warn_if_shadowing for parameters used within the
6780 (store_parm_decls_newstyle): Call warn_if_shadowing for parameters
6781 not used within the parameter list.
6782 (store_parm_decls_oldstyle): Call warn_if_shadowing for parameters.
6784 2005-07-30 Jan Hubicka <jh@suse.cz>
6786 * expr.c (expand_expr_real_1): Do not load mem targets into register.
6787 * i386.c (ix86_fixup_binary_operands): Likewise.
6788 (ix86_expand_unary_operator): Likewise.
6789 (ix86_expand_fp_absneg_operator): Likewise.
6790 * optabs.c (expand_vec_cond_expr): Validate dest.
6792 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6795 * real.c (real_from_string): Also set last bit if there is a
6796 nonzero hex digit beyond GCC's internal precision after ".".
6798 2005-07-29 David Edelsohn <edelsohn@gnu.org>
6800 * config/rs6000/altivec.md: Convert UNSPEC numerical values to
6801 define_constants. Change duplicate values to unassigned numbers.
6802 Change UNSPEC_SUBS to UNSPEC_VSUBS.
6803 (*altivec_vspltsf): New.
6804 (altivec_vperm_v4sf): Delete.
6805 (altivec_vperm_<mode>): Use mode macro V.
6806 (altivec_vsldoi_<mode>): Convert to mode macro pattern.
6807 (altivec_predicate_v4sf): Delete.
6808 (altivec_predicate_<mode>): Use mode macro V.
6809 (*altivec_lvesfx): New.
6810 (*altivec_stvesfx): New.
6811 (vec_realign_load_v4sf): Delete.
6812 (vec_realign_load_<mode>): Use mode macro V.
6813 * config/rs6000/rs6000.c (generate_set_vrsave): Use
6816 2005-07-29 Mark Mitchell <mark@codesourcery.com>
6819 * configure.ac (SYSTEM_HEADER_DIR): Avoid setting to empty
6821 * configure: Regenerated.
6823 2005-07-29 Paul Brook <paul@codesourcery.com>
6825 * doc/install.texi: Add link to GFortran binaries wiki page.
6827 2005-07-29 David Ung <davidu@mips.com>
6829 * config/mips/mips.c (mips_cpu_info_table): Add 5kf to the table.
6830 (mips_rtx_cost_data): Add costs for 5kc and 5kf.
6831 * config/mips/mips.h (processor_type): Add PROCESSOR_5KF.
6832 * config/mips/mips.md (cpu): Add 5kf name.
6833 (includes): Includes 5k.md.
6834 * config/mips/5k.md: New DFA pipeline for the 5kc/5kf.
6835 * doc/invoke.texi (MIPS Options): Updated cpu name supported with
6838 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6841 * tree-cfgcleanup.c (cleanup_tree_cfg_1): Extract from ...
6842 (cleanup_tree_cfg): ... here.
6843 Call cleanup_tree_cfg_1 until there are no more cleanups to
6846 2005-07-29 James A. Morrison <phython@gcc.gnu.org>
6848 * tree-vrp.c (compare_range_with_value): Return true or false
6849 for ~[VAL_1, VAL_2] OP VAL if VAL_1 <= VAL <= VAL_2 for NE_EXPR and
6850 EQ_EXPR respectively.
6852 2005-07-29 Kazu Hirata <kazu@codesourcery.com>
6854 * cfg.c, tree-complex.c, config/frv/frv.c, config/i386/i386.c:
6857 2005-07-29 Diego Novillo <dnovillo@redhat.com>
6859 * tree-ssa-dom.c (struct opt_stats_d): Add field num_iterations.
6860 (tree_ssa_dominator_optimize): Increment it.
6861 (dump_dominator_optimization_stats): Print it.
6863 2005-07-29 Richard Earnshaw <richard.earnshaw@arm.com>
6864 Steven Bosscher <stevenb@suse.de>
6866 PR rtl-optimization/23117
6867 * sched-rgn.c (add_branch_dependences): Handle COND_EXEC correctly
6868 when head == tail. Tidy comment.
6870 2005-07-28 Richard Henderson <rth@redhat.com>
6872 * cse.c (exp_equiv_p): Special case CONST_DOUBLE.
6873 * cselib.c (rtx_equal_for_cselib_p): Likewise.
6874 * jump.c (rtx_renumbered_equal_p): Likewise.
6875 * loop.c (rtx_equal_for_loop_p): Tidy and special case PC, CC0,
6876 CONST_INT and CONST_DOUBLE.
6877 (rtx_equal_for_prefetch_p): Likewise, plus LABEL_REF.
6878 * reload.c (operands_match_p): Special case CONST_INT and
6879 CONST_DOUBLE; check mode earlier.
6881 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6884 * c-typeck.c (convert_for_assignment): Do not check
6885 DECL_IN_SYSTEM_HEADER on NULL fundecl.
6887 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6890 * c-typeck.c (composite_type): Prefer constant size arrays to
6893 2005-07-29 Joseph S. Myers <joseph@codesourcery.com>
6896 * real.c (real_from_string): Set last bit if there is a nonzero
6897 hex digit beyond GCC's internal precision.
6899 2005-07-28 Richard Henderson <rth@redhat.com>
6902 * cfgcleanup.c (try_forward_edges): Watch out for end of
6905 2005-07-28 James E Wilson <wilson@specifixinc.com>
6908 * doc/invoke.texi (Wstrict-aliasing=2): Fix misleading wording.
6910 2005-07-28 Jan Hubicka <jh@suse.cz>
6912 * Makefile.in (rtl-profile.o): Kill all traces of it.
6913 * common.opt (fspeculative-prefetching, ftree-based-profiling): Kill.
6914 * coverage.h (rtl_coverage_counter_ref): Kill.
6915 * opts.c (flag_speculative_prefetching_set): Kill.
6916 (flag_loop_optimize_set): New.
6917 (common_handle_option): Disable loop optimizer when profiling;
6918 do not handle speculative prefetching.
6919 * passes.c (init_optimization_passes): Replace pass_profiling combo
6920 by branch_prob pass.
6921 * profile.c (compute_value_histograms): Update for simplified value
6923 (rtl_register_profile_hooks): Kill.
6924 (pass_profiling): Kill.
6925 (rest_of_handle_branch_prob): Do not profile.
6926 * toplev.c (process_options): Remove speculative prefetching.
6927 * toplev.h (flag_tree_based_profiling): Kill.
6928 * tree-profile.c (prepare_instrumented_value,
6929 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6930 tree_gen_one_value_profiler, do_tree_profiling): Update for
6931 simplified datastructures.
6932 * value-prof.c: Add comment that speculative prefetching was dropped;
6933 update rest of file for simplified datastructures.
6934 (NOPREFETCH_RANGE_MIN, NOPREFETCH_RANGE_MAX,
6935 rtl_divmod_values_to_profile, insn_prefetch_values_to_profile,
6936 find_mem_reference_1, find_mem_reference_2, find_mem_reference,
6937 rtl_values_to_profile, rtl_divmod_fixed_value, rtl_mod_pow2,
6938 rtl_mod_subtract, gen_speculative_prefetch,
6939 rtl_divmod_fixed_value_transform, rtl_mod_pow2_value_transform,
6940 rtl_mod_subtract_transform, speculative_prefetching_transform): Kill.
6941 (gate_handle_value_profile_transformations,
6942 rest_of_handle_value_profile_transformations,
6943 pass_value_profile_transformations): Kill.
6944 * value-prof.h (histogram_value_t): Remove IL based unions.
6945 (rtl_register_value_prof_hooks, rtl_register_profile_hooks,
6946 rtl_profile_hooks): Remove hooks.
6948 * invoke.texi (-ftree-based-profiling, -fspeculative-prefetching): Kill.
6950 * cgraph.c (cgraph_clone_edge): New UPDATE_ORIGINAL argument.
6951 (cgraph_clone_node): Likewise.
6952 * cgraph.h (cgraph_clone_edge): Update prototype.
6953 (cgraph_clone_node): Likewise.
6954 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
6956 (lookup_recursive_calls): Consider profile.
6957 (cgraph_decide_recursive_inlining): Fix updating; use new
6958 probability argument; use profile.
6959 * params.def (PARAM_MIN_INLINE_RECURSIVE_PROBABILITY): New.
6960 * tree-inline.c (copy_bb): Update clal of clone_edge.
6961 * tree-optimize.c (tree_rest_of_compilation): UPdate cal of clone_node.
6963 * invoke.texi (min-inline-recursive-probability): Document.
6965 2005-07-28 Gerald Pfeifer <gerald@pfeifer.com>
6967 * doc/install.texi (Configuration): Update Valgrind homepage.
6969 2005-07-28 Richard Henderson <rth@redhat.com>
6972 * cfgrtl.c (rtl_merge_blocks): Call maybe_remove_eh_handler on
6973 labels we want to delete.
6974 (cfg_layout_merge_blocks): Likewise.
6976 2005-07-28 Richard Henderson <rth@redhat.com>
6979 * config/i386/i386.c (ix86_split_sse_movcc): Emit DELETED note
6980 when expanding to nothing.
6982 2005-07-28 Josh Conner <jconner@apple.com>
6984 * ipa-inline.c (update_caller_keys): Fix estimated_growth caching.
6985 (cgraph_decide_inlining_of_small_functions): Likewise.
6987 2005-07-28 Josh Conner <jconner@apple.com>
6989 * ipa-inline.c (cgraph_edge_badness): Update comments. Invert shift
6990 direction of badness if negative.
6991 (cgraph_default_inline_p): Add reason to parameters, and assign it
6993 (cgraph_decide_inlining_of_small_functions): New parameter in call
6994 to cgraph_default_inline_p.
6995 (cgraph_decide_inlining_incrementally): Likewise.
6996 * cgraphunit.c (decide_is_function_needed): Likewise.
6997 * cgraph.h (cgraph_default_inline_p): Likewise.
6999 2005-07-28 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7001 * builtins.c: Fix comment typo(s).
7002 * genautomata.c: Likewise.
7003 * gimplify.c: Likewise.
7004 * tree-dfa.c: Likewise.
7005 * tree-flow-inline.h: Likewise.
7006 * tree-into-ssa.c: Likewise.
7007 * tree-ssa-alias.c: Likewise.
7008 * tree-ssa-ccp.c: Likewise.
7009 * tree-ssa-copy.c: Likewise.
7010 * tree-ssa-dce.c: Likewise.
7011 * tree-ssa-dom.c: Likewise.
7012 * tree-ssa-operands.c: Likewise.
7013 * tree-tailcall.c: Likewise.
7014 * tree-vectorizer.c: Likewise.
7015 * tree-vrp.c: Likewise.
7018 2005-07-28 Jeff Law <law@redhat.com>
7020 * tree-vrp.c (test_for_singularity): Extracted from ...
7021 (simplify_cond_using_ranges): Attempt to simplify a relational
7022 test to NE_EXPR. Dump information when a COND_EXPR is simplified.
7024 2005-07-28 Dorit Nuzman <dorit@il.ibm.com>
7026 PR tree-optimization/22506
7027 * tree-vectorizer.c (update_phi_nodes_for_guard2): Skip loop-closed
7028 phis whose argument is constant.
7030 2005-07-28 J"orn Rennecke <joern.rennecke@st.com>
7032 PR rtl-optimization/18992
7033 Back out this patch:
7034 2003-10-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7035 PR optimization/12142
7036 * cse.c (count_reg_usage): In a SET with a REG SET_DEST, count the
7037 uses of the register in the SET_SRC. Remove unnecessary argument.
7039 Replace it with this:
7040 * cse.c (count_reg_usage): In INSN, JUMP_INSN and CALL_INSN cases,
7041 if flag_non_call_exceptions is set and the insn may trap, pass
7042 pc_rtx as dest for recursion.
7043 In SET_SRC part of SET case, if dest is already set, pass it down
7046 2005-07-28 Jan Hubicka <jh@suse.cz>
7048 * cfg.c (update_bb_profile_for_threading): Use RDIV.
7049 (scale_bbs_frequencies_int): Likewise, assert for possible overflow.
7050 (scale_bbs_frequencies_gcov_type): Be more curefull about overflows and
7052 * tree-cfg.c (tree_duplicate_sese_region): Use counts for updating
7053 profile when available.
7055 2005-07-28 Jan Beulich <jbeulich@novell.com>
7057 * config/ia64/ia64.c (ia64_load_pair_ok): New.
7058 (ia64_print_operand): Describe and handle 'X'.
7059 (ia64_register_move_cost): Also handle FP_REGS.
7060 (ia64_preferred_reload_class): Likewise.
7061 (ia64_secondary_reload_class): Likewise.
7062 (ia64_dependencies_evaluation_hook): New local variable c. Initialize
7063 it. Also check for ITANIUM_CLASS_FLDP.
7064 * config/ia64/ia64.h (FP_REGNO_P): New.
7065 (HARD_REGNO_MODE_OK): Remove explusion of TImode.
7066 (reg_class): Add FP_REGS.
7067 (REG_CLASS_NAMES): Adjust for it.
7068 (REG_CLASS_CONTENTS): Likewise.
7069 (REGNO_REG_CLASS): Use FP_REGS where appropriate.
7070 (REG_CLASS_FROM_LETTER): Handle 'x'.
7071 (CLASS_MAX_NREGS): Handle FP_REGS.
7072 (MEMORY_MOVE_COST): Likewise.
7073 * config/ia64/ia64.md (itanium_class): Add fldp.
7074 (type): Handle fldp.
7075 (movti_internal): More allowable operand combinations. Use ldfp8 when
7076 splitting unnecessary. Remove predicable attribute. Adjust
7077 itanium_class attribute.
7078 (smuldi3_highpart): Remove outdated comment.
7079 (mulditi3, umulditi3, rotlti3): New expanders.
7080 (addti3, subti3, mulditi3_internal, umulditi3_internal, negti2, rotlti3_internal): New insns.
7081 (absti2): Disabled new insn for future reference.
7082 Respective new splitters.
7083 * config/ia64/itanium1.md (1_fldp, 1b_fldp): New insn reservations.
7084 * config/ia64/itanium2.md (2_fldp, 2b_fldp): Likewise.
7085 * config/ia64/ia64-protos.h (ia64_load_pair_ok): New.
7087 2005-07-25 James A. Morrison <phython@gcc.gnu.org>
7089 PR rtl-optimization/23047
7090 * simplify-rtx.c (simplify_const_relational_operation): Respect
7091 flag_wrapv for comparisons with ABS.
7093 2005-07-27 James A. Morrison <phython@gcc.gnu.org>
7095 PR tree-optimization/22493
7096 * tree-vrp.c (extract_range_from_unary_expr): Deal with -fwrapv and
7097 VR_ANTI_RANGEs properly for NEGATE_EXPRs and ABS_EXPRs.
7099 2005-07-27 Aldy Hernandez <aldyh@redhat.com>
7101 * config/frv/frv.opt (moptimize-membar): New.
7103 * doc/invoke.texi: Document -moptimize-membar and its inverse.
7105 * config/frv/frv.h: Remove machine_function definition.
7107 * config/frv/frv.c (struct frv_io): New.
7108 (struct machine_function): Moved from frv.h. Add has_membar_p.
7109 (frv_same_doubleword_p, frv_io_fixed_order_p, frv_io_union)
7110 (frv_extract_membar, frv_io_check_address, frv_io_handle_set)
7111 (frv_io_handle_use_1, frv_io_handle_use, frv_optimize_membar_local)
7112 (frv_optimize_membar_global, frv_optimize_membar): New functions.
7113 (frv_reorg): Call frv_optimize_membar when appropriate.
7114 (bdesc_loads, bdesc_stores): Use the membar code as the icode field.
7115 (frv_expand_builtin): Adjust calls accordingly.
7116 (frv_io_address_cookie): New function.
7117 (frv_expand_load_builtin, frv_expand_store_builtin): Emit a normal
7118 load or store rather than a special insn. Add ccnstant address and
7119 io-type operands to the membar.
7120 (frv_ifcvt_modify_tests): Unsign regno.
7121 (frv_ifcvt_modify_tests): Same.
7123 * config/frv/frv.md: Remove UNSPEC_BUILTIN_{LOAD,STORE}. Change
7124 UNSPEC_OPTIONAL_MEMBAR constant.
7125 (builtin_read_<mode>): Delete.
7126 (builtin_write_<mode>): Delete.
7127 ("optional_membar_<mode>"): Add operand.
7129 * testsuite/gcc.target/frv/all-builtin-read8.c: Delete.
7130 * testsuite/gcc.target/frv/all-builtin-read16.c: Delete.
7131 * testsuite/gcc.target/frv/all-builtin-read32.c: Delete.
7132 * testsuite/gcc.target/frv/all-builtin-read64.c: Delete.
7133 * testsuite/gcc.target/frv/all-builtin-write8.c: Delete.
7134 * testsuite/gcc.target/frv/all-builtin-write16.c: Delete.
7135 * testsuite/gcc.target/frv/all-builtin-write32.c: Delete.
7136 * testsuite/gcc.target/frv/all-builtin-write64.c: Delete.
7137 * testsuite/gcc.target/frv/all-read-write-1.c: New.
7139 2005-07-28 Kaz Kojima <kkojima@gcc.gnu.org>
7141 * df.c (df_uses_record): Handle SCRATCH.
7143 2005-07-28 Steven Bosscher <stevenb@suse.de>
7146 * passes.c (rest_of_decl_compilation): If decl is a type and
7147 we have encountered errors, don't emit debug information.
7149 2005-07-27 Kenneth Zadeck <zadeck@naturalbridge.com>
7151 * params.def: Fixed comment.
7153 2005-07-27 Bjoern Haase <bjoern.m.haase@web.de>
7156 * config/avr/avr.c (TARGET_ASM_ALIGNED_SI_OP): Add.
7157 (TARGET_ASM_UNALIGNED_HI_OP): Add.
7158 (TARGET_ASM_UNALIGNED_SI_OP): Add.
7160 2005-07-27 Steven Bosscher <stevenb@suse.de>
7163 * varasm.c (assemble_start_function): Don't do anything that may
7164 require a CFG if the current function is a thunk.
7166 2005-07-25 Geoffrey Keating <geoffk@apple.com>
7168 * doc/install.texi (Prerequisites): Mention that perl is needed
7169 to do export control in libstdc++ targetting Darwin.
7171 2005-07-27 Steven Bosscher <stevenb@suse.de>
7173 PR rtl-optimization/17808
7174 * sched-deps.c (sched_get_condition): Enable #if 0'ed code.
7175 (sched_insns_conditions_mutex_p): Split out from...
7176 (add_dependence): ...here. But don't call it from here.
7177 (add_dependence_list): Check sched_insns_conditions_mutex_p
7178 before calling add_dependence.
7179 (add_dependence_list_and_free): Likewise.
7180 (fixup_sched_groups): Likewise.
7181 (sched_analyze_1): Likewise.
7182 (sched_analyze_2): Likewise (and replace a "0" with REG_DEP_TRUE).
7183 (sched_analyze): Likewise.
7184 (sched_analyze_insn): Likewise.
7185 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7186 * sched-rgn.c (add_branch_dependences): Likewise. Also, add
7187 dependencies on all COND_EXEC insns to jumps ending basic blocks
7188 when doing intrablock scheduling.
7189 * sched-int.h (sched_insns_conditions_mutex_p): Add prototype.
7191 2005-07-27 Jeff Law <law@redhat.com>
7193 * tree-vrp.c (vrp_meet): Intersect the equivalency sets when
7194 meeting a VR_ANTI_RANGE with a VR_RANGE. When intersecting
7195 equivalency sets, correctly handle the case were vr0 has an
7196 equivalency set, but vr1 does not.
7198 2005-07-27 Dorit Nuzman <dorit@il.ibm.com>
7200 PR tree-optimization/23073
7201 * tree-vect-analyze.c (vect_analyze_data_refs_alignment): Call
7202 vect_print_dump_info before fprintf.
7204 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7206 PR tree-optimize/22348
7207 * tree-ssa-loop-niter.c (number_of_iterations_cond):
7208 Fold the partial computation.
7210 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7212 PR tree-optimization/22325
7213 * tree-flow.h (compute_phi_arg_on_exit, force_expr_to_var_cost):
7215 * tree-scalar-evolution.c (scev_const_prop): Add generic final
7217 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Split from ...
7218 (force_var_cost): ... this function.
7219 (compute_phi_arg_on_exit): Export.
7221 2005-07-27 Zdenek Dvorak <dvorakz@suse.cz>
7223 PR tree-optimization/20773
7224 * tree-ssa-loop-ch.c (copy_loop_headers): Select the correct latch
7227 2005-07-27 Richard Guenther <rguenther@suse.de>
7229 * tree-ssa-structalias.c (push_fields_onto_fieldstack):
7230 Avoid pushing again if current struct contains only
7231 fields we decomposed.
7233 2005-07-27 Jan Hubicka <jh@suse.cz>
7235 PR tree-optimization/22574
7236 * cgraph.c (cgraph_function_body_availability): Unanalyzed bodies are
7239 * tree-tailcall.c (decrease_profile): New function.
7240 (eliminate_tail_call): Use it.
7242 * cgraphunit.c (cgraph_function_and_variable_visibility): Set
7243 visibility flags correctly in whole program mode.
7245 2005-07-26 Steve Ellcey <sje@cup.hp.com>
7247 PR rtl-optimization/22472
7248 * config/pa/pa.h (HARD_REGNO_RENAME_OK): Define.
7250 2005-07-26 Steven Bosscher <stevenb@suse.de>
7252 PR tree-optimization/22504
7253 * tree-complex.c (expand_complex_addition): Use 'code' instead
7254 of MINUS_EXPR for (VARYING, ONLY_IMAG) and (ONLY_IMAG, VARYING).
7256 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
7258 * config.gcc (cpu_type): Add frv case.
7259 (with_cpu): Add frv400-*-*linux* and frv550-*-*linux* cases.
7260 (supported_defaults): Add fr550 case.
7262 2005-07-26 Diego Novillo <dnovillo@redhat.com>
7265 * tree-ssa-alias.c (may_alias_p): Remove shortcut that tests
7266 whether a pointer of type T * may point to objects of type T *.
7268 2005-07-26 DJ Delorie <dj@redhat.com>
7270 * configure: Regenerate.
7272 2005-07-26 Dale Johannesen <dalej@apple.com>
7274 * postreload-gcse.c (alloc_mem): Start CUID numbering at 1.
7276 2005-07-26 Mark Mitchell <mark@codesourcery.com>
7278 * doc/install.texi (--with-build-sysroot): Fix grammatical error.
7279 Clarify use of "build" in name.
7281 2005-07-26 Aldy Hernandez <aldyh@redhat.com>
7283 * doc/extend.texi (Raw read/write Functions): New section.
7284 * testsuite/gcc.target/frv/all-builtin-read8.c: New.
7285 * testsuite/gcc.target/frv/all-builtin-read16.c: New.
7286 * testsuite/gcc.target/frv/all-builtin-read32.c: New.
7287 * testsuite/gcc.target/frv/all-builtin-read64.c: New.
7288 * testsuite/gcc.target/frv/all-builtin-write8.c: New.
7289 * testsuite/gcc.target/frv/all-builtin-write16.c: New.
7290 * testsuite/gcc.target/frv/all-builtin-write32.c: New.
7291 * testsuite/gcc.target/frv/all-builtin-write64.c: New.
7292 * config/frv/frv.c: Add bdesc_loads global.
7293 Add bdesc_stores global.
7294 (frv_init_builtins): Add support for __builtin_{read/write}*.
7295 (frv_volatile_memref): New.
7296 (frv_expand_load_builtin): New.
7297 (frv_expand_store_builtin): New.
7298 * config/frv/frv.h (frv_builtins): Add FRV_BUILTIN_SCAN,
7299 FRV_BUILTIN_READ8, FRV_BUILTIN_READ16, FRV_BUILTIN_READ32,
7300 FRV_BUILTIN_READ64, FRV_BUILTIN_WRITE8, FRV_BUILTIN_WRITE16,
7301 FRV_BUILTIN_WRITE32, FRV_BUILTIN_WRITE64.
7302 * config/frv/frv.md (unspecs): Add UNSPEC_BUILTIN_LOAD,
7303 UNSPEC_BUILTIN_STORE, UNSPEC_OPTIONAL_MEMBAR.
7304 (builtin_read_<mode>): New.
7305 (builtin_write_<mode>): New.
7306 (builtin_write64): New.
7307 (optional_membar_<mode>): New.
7309 2005-07-26 J"orn Rennecke <joern.rennecke@st.com>
7311 * emit-rtl.c (gen_lowpart_common): Compare size of MODE in bits
7312 (rather than units) against HOST_BITS_PER_WIDE_INT.
7314 2005-07-26 Kazu Hirata <kazu@codesourcery.com>
7316 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h,
7317 ipa-type-escape.c, ipa-type-escape.h, ipa-utils.c,
7318 ipa-utils.h, treestruct.def, config/crx/crx-protos.h,
7319 config/crx/crx.c, config/crx/crx.h, config/crx/crx.md: Update
7322 * calls.c, fold-const.c, ipa-reference.c, ipa-type-escape.c,
7323 tree-ssa-reassoc.c, tree-ssa-structalias.c, vec.h,
7324 config/crx/crx.c, config/m32c/m32c.c, config/m32c/m32c.h: Fix
7326 * doc/c-tree.texi, doc/tree-ssa.texi: Fix typos.
7328 2005-07-26 Richard Guenther <rguenther@suse.de>
7330 PR tree-optimization/22486
7331 * fold-const.c (fold_unary): Fold away useless component
7332 references of the form (T *)&T.x, if the address
7335 2005-07-25 James E Wilson <wilson@specifixinc.com>
7337 * dwarf2out.c (add_call_src_coords_attributes): New.
7338 (gen_inlined_subroutine_die): Call it.
7339 (maybe_emit_file, init_file_table): Add comments.
7340 (prune_unused_types_walk_attribs): Pass DW_AT_call_file through
7342 * tree-inline.c (remap_block): Copy BLOCK_SOURCE_LOCATION.
7343 (expand_call_inline): Set BLOCK_SOURCE_LOCATION.
7344 * tree.h (BLOCK_SOURCE_LOCATION): New.
7345 (struct tree_block): New field locus.
7347 2005-07-26 Andreas Schwab <schwab@suse.de>
7349 PR rtl-optimization/23043
7350 * postreload-gcse.c (eliminate_partially_redundant_load): Fix typo
7351 when allocating a struct unoccr.
7353 2005-07-25 Richard Henderson <rth@redhat.com>
7356 * tree-complex.c (gate_no_optimization): True if errors.
7357 * Makefile.in (tree-complex.o): Update dependencies.
7359 2005-07-25 Aldy Hernandez <aldyh@redhat.com>
7361 * config/frv/predicates.md (integer_register_operand): Use
7364 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
7367 * tree-ssa-ccp.c (fold_stmt_inplace): Strip useless type conversions
7369 * tree-ssa-propagate.c (set_rhs): Reject invalid conditional operands.
7371 2005-07-25 Andrew Pinski <pinskia@physics.uc.edu>
7373 * tree-ssa-reassoc.c (reassociate_expr): Allow scaler floating point
7374 types when flag_unsafe_math_optimizations is true.
7376 2005-07-25 Mark Mitchell <mark@codesourcery.com>
7378 * gcc.c (option_map): Add --sysroot.
7379 (process_command): Handle --sysroot.
7380 (display_help): Document it.
7381 * doc/cppopts.tex (-isysroot): Document.
7382 * doc/invoke.texi (--sysroot): Document.
7383 * doc/install.texi (--with-build-sysroot): Document.
7385 * Makefile.in (inhibit_libc): New variable.
7386 (INHIBIT_LIBC_CFLAGS): Likewise.
7387 (LIBGCC2_CFLAGS): Include
7388 $(INHIBIT_LIBC_CFLAGS).
7389 (CRTSTUFF_CFLAGS): Include $(INHIBIT_LIBC_CFLAGS).
7390 ($(T)crtbegin.o): Do not use @inhibit_libc@.
7391 ($(T)crtend.o): Likewise.
7392 ($(T)crtbeginS.o): Do not use @inhibit_libc@.
7393 ($(T)crtendS.o): Likewise.
7394 ($(T)crtbeginT.o): Do not use @inhibit_libc@.
7395 ($(T)crtendT.o): Likewise.
7396 (stmp-fixinc): Do not complain about missing headers if
7398 * configure.ac (inhibit_libc): Set it to true/false.
7399 (--with-build-sysroot): New option. Use it to set
7401 * configure: Regenerated.
7403 2005-07-25 Manfred Hollstein <mh@suse.com>
7405 * calls.c (store_one_arg): Fix unsigned comparison warning.
7407 2005-07-25 Serge Belyshev <belyshev@depni.sinp.msu.ru>
7410 * ggc-zone.c (ggc_alloc_zone_stat): Do not use CHUNK_OVERHEAD.
7411 (ggc_print_statistics): Initialize variable before use.
7413 2005-07-25 Richard Guenther <rguenther@suse.de>
7415 * tree-dfa.c (mark_new_vars_to_rename): Protect against
7416 calling with a PHI_NODE argument.
7418 * tree-flow-inline.h (overlap_subvar): Protect against
7421 2005-07-25 Paolo Bonzini <bonzini@gnu.org>
7423 * aclocal.m4 (gcc_AC_CHECK_TOOL): Add /bin to default directory.
7424 * configure: Regenerate.
7426 2005-07-25 Ira Rosen <irar@il.ibm.com>
7428 * expr.c (highest_pow2_factor): Make extern.
7429 * tree-data-ref.c (ptr_decl_may_alias_p): New function.
7430 (ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
7431 record_array_differ_p, array_ptr_differ_p): Likewise.
7432 (base_object_differ_p): Rename (from array_base_name_differ_p). Support
7433 additional cases. Call the above functions.
7434 (base_addr_differ_p): Moved from tree-vect-analyze.c. Call
7435 base_object_differ_p when there are two base objects. Otherwise, compare
7436 base address and offset. Call may_alias_p.
7437 (dump_data_reference): Use a correct field name.
7438 (analyze_array): Make static. Initialize new data-ref fields.
7439 (analyze_indirect_ref): New function.
7440 (init_data_ref): Initialize new data-ref fields.
7441 (strip_conversion): Moved from tree-vect-analyze.c.
7442 (analyze_offset_expr, get_ptr_offset, address_analysis,
7443 object_analysis): Likewise.
7444 (analyze_offset): New function.
7445 (create_data_ref): Likewise.
7446 (initialize_data_dependence_relation): Call base_addr_differ_p. Compare
7447 dimensions for ARRAY_REFs only.
7448 (build_classic_dist_vector): Make static.
7449 (access_functions_are_affine_or_constant_p): Call macro to get the
7450 address of access functions.
7451 (compute_all_dependences): Add new parameter
7452 compute_self_and_read_read_dependences. Compute self and read-read
7453 dependences if it is true.
7454 (find_data_references_in_loop): Call create_data_ref. Initialize new
7456 (compute_data_dependences_for_loop): Add new parameter
7457 compute_self_and_read_read_dependences. Remove parameter nb_loops,
7458 compute nb_loops. Call compute_all_dependences,
7459 build_classic_dist_vector and build_classic_dir_vector with correct
7461 (analyze_all_data_dependences): Call compute_data_dependences_for_loop
7462 with correct parameters. Compare dimensions for ARRAY_REFs only.
7463 (free_data_refs): Call macro to free access functions.
7464 * tree-data-ref.h (struct first_location_in_loop): New structure. Move
7465 fields from stmt_vinfo.
7466 (struct base_object_info): New structure.
7467 (struct data_reference): Move fields to base_object_info. Add fields
7468 first_location and object_info for above structures. Move fields from
7469 stmt_info: memtag, ptr_info, subvars, misalignment. Add new field
7470 aligned_to. Add macros to access the new fields.
7471 Update functions declarations.
7472 * tree-flow.h (is_aliased_with): Declare.
7473 * tree-loop-linear.c (linear_transform_loops): Call
7474 compute_data_dependences_for_loop with correct parameters.
7475 * tree-ssa-alias.c (is_aliased_with): New function.
7476 * tree-vect-analyze.c (vect_get_ptr_offset): Remove.
7477 (vect_analyze_offset_expr, vect_base_addr_differ_p): Likewise.
7478 (vect_analyze_data_ref_dependence): Get ddr. Remove call to
7479 vect_base_addr_differ_p, compute_subscript_distance and
7480 build_classic_dist_vector. Add printings. Check absolute value of
7482 (vect_analyze_data_ref_dependences): Go through ddrs instead of
7484 (vect_compute_data_ref_alignment): Get the fields of data-ref instead of
7485 stmt. Check aligned_to. Check if the base is aligned. Remove conversion
7486 to bytes. Add printing.
7487 (vect_compute_data_refs_alignment): Go through loads and stores in one
7489 (vect_enhance_data_refs_alignment, vect_analyze_data_refs_alignment,
7490 vect_analyze_data_ref_access): Likewise.
7491 (vect_analyze_pointer_ref_access): Remove.
7492 (vect_address_analysis, vect_object_analysis): Likewise.
7493 (vect_analyze_data_refs): Call compute_data_dependences_for_loop to find
7494 and analyze data-refs in the loop.
7495 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref): Get the
7496 fields of data-ref instead of stmt. Add init to the offset from the
7498 (vect_create_data_ref_ptr): Get the fields of data-ref instead of stmt.
7499 (vect_update_init_of_dr): Likewise.
7500 (vect_update_inits_of_drs): Go through loads and stores in one loop.
7501 * tree-vectorizer.c (new_stmt_vec_info): Remove initialization of
7503 (new_loop_vec_info): Initialize new fields.
7504 (destroy_loop_vec_info): Free new fields.
7505 (vect_strip_conversion): Remove.
7506 * tree-vectorizer.h (enum verbosity_levels): Add new verbosity level.
7507 (struct _loop_vec_info): Unify data_ref_writes and data_ref_reads into
7508 datarefs. Add new field ddrs.
7509 Add macros for the new fields access.
7510 (struct _stmt_vec_info): Remove: base_address, initial_offset, step,
7511 base_aligned_p, misalignment, memtag, ptr_info and subvars.
7512 Remove their macros.
7513 * tree.h (highest_pow2_factor): Declare.
7515 2005-07-25 Jakub Jelinek <jakub@redhat.com>
7517 * calls.c (store_one_arg): Check for sibling call MEM arguments
7518 from already clobbered incoming argument area.
7520 2005-07-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7522 * c-common.c (check_missing_format_attribute): New.
7523 * c-common.h (check_missing_format_attribute): Likewise.
7524 * c-typeck.c (convert_for_assignment): Use it.
7526 2005-07-24 Andreas Schwab <schwab@suse.de>
7528 * config/m68k/m68k.md ("extendqidi2"): When source is an address
7529 register use a word move. Correct operand of ext.w in 68000 code.
7531 2005-07-23 Mark Mitchell <mark@codesourcery.com>
7533 * dwarf2out.c (gen_variable_die): Treat un-emitted COMDAT
7534 variables as declarations, rather than definitions.
7536 2005-07-24 Ira Rosen <irar@il.ibm.com>
7538 PR tree-optimization/22526
7539 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Match the type
7542 2005-07-24 Francois-Xavier Coudert <coudert@clipper.ens.fr>
7544 * builtins.def: Add DEF_EXT_C99RES_BUILTIN to define builtins
7545 that C99 reserve for future use. Use it to define clog10,
7546 clog10f and clog10l.
7548 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7550 * Makefile.in (STRICT2_WARN): Add -Wmissing-format-attribute.
7551 * configure.ac: Check for -Wmissing-format-attribute.
7553 * configure: Regenerate.
7555 2005-07-23 Richard Henderson <rth@redhat.com>
7557 PR tree-optimization/22623
7558 * tree-complex.c (set_component_ssa_name): Use replace_ssa_name_symbol.
7560 2005-07-23 Giovanni Bajo <giovannibajo@libero.it>
7563 * config/pa/pa.c (reloc_needed): Updated for VECs inside CONSTRUCTOR.
7565 2005-07-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7567 * Makefile.in (C_TREE_H): Update dependencies.
7568 * c-tree.h: Include toplev.h.
7569 * diagnostic.h (diagnostic_set_info): Add format attribute.
7570 * rtl-error.c (diagnostic_for_asm): Likewise.
7572 2005-07-23 Chao-ying Fu <fu@mips.com>
7574 * config/mips/mips-dsp.md: New file.
7575 * config/mips/mips-modes.def (V4QI, V2HI, CCDSP): New modes.
7576 * config/mips/mips.c (mips_function_type): Add types for DSP builtin
7578 (mips_builtin_type): Add MIPS_BUILTIN_DIRECT_NO_TARGET and
7579 MIPS_BUILTIN_BPOSGE32.
7580 (mips_expand_builtin_direct): Add one parameter to indicate that
7581 builtin functions need to return a value.
7582 (mips_expand_builtin_bposge): New for expanding "bposge" builtin
7584 (mips_regno_to_class): Add classes for 12 new DSP registers.
7585 (mips_subword): Change to check four HI registers.
7586 (mips_output_move): Output move to and from 6 new DSP accumulators.
7587 (override_options): Make sure -mdsp and -mips16 are not used together.
7588 Map 'A' to DSP_ACC_REGS and 'a' to ACC_REGS. Enable DSP accumulators
7590 (mips_conditional_register_usage): Disable 6 new DSP accumulators
7592 (print_operand): Add 'q' for printing DSP accumulators.
7593 (mips_cannot_change_mode_class): Check ACC_REGS.
7594 (mips_secondary_reload_class): Check ACC_REGS.
7595 (mips_vector_mode_supported_p): Enable V2HI and V4QI when TARGET_DSP.
7596 (mips_register_move_cost): Check ACC_REGS.
7597 (CODE_FOR_mips_addq_ph, CODE_FOR_mips_addu_qb, CODE_FOR_mips_subq_ph)
7598 (CODE_FOR_mips_subu_qb): New code-aliasing macros.
7599 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): New macros.
7600 (dsp_bdesc): New array.
7601 (bdesc_arrays): Add DSP builtin function table.
7602 (mips_prepare_builtin_arg): Check predicate again after
7604 (mips_expand_builtin): Add one more parameter to
7605 mips_expand_builtin_direct. Expand MIPS_BUILTIN_DIRECT_NO_TARGET and
7606 MIPS_BUILTIN_BPOSGE32.
7607 (mips_init_builtins): Initialize new function types.
7608 (mips_expand_builtin_direct): Check if builtin functions need to
7609 return a value and pass operands properly.
7610 (mips_expand_builtin_bposge): New function.
7611 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Add __mips_dsp.
7612 (ASM_SPEC): Map -mdsp to -mdsp in GAS.
7613 (FIRST_PSEUDO_REGISTER): Increase to 188.
7614 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
7615 Update for 12 new DSP registers.
7616 (DSP_ACC_REG_FIRST, DSP_ACC_REG_LAST, DSP_ACC_REG_NUM, AC1HI_REGNUM)
7617 (AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM, AC3HI_REGNUM, AC3LO_REGNUM):
7618 (DSP_ACC_REG_P, ACC_REG_P, ACC_HI_REG_P): New macros.
7619 (reg_class): Add DSP_ACC_REGS and ACC_REGS.
7620 (REG_CLASS_NAMES): Add names for DSP_ACC_REGS and ACC_REGS.
7621 (REG_CLASS_CONTENTS): Update for DSP_ACC_REGS, ACC_REGS and ALL_REGS.
7622 (REG_ALLOC_ORDER): Update for 12 new DSP registers.
7623 (mips_char_to_class): Add 'A' for DSP_ACC_REGS and 'a' for ACC_REGS.
7624 (UIMM6_OPERAND, IMM10_OPERAND): New macros.
7625 (EXTRA_CONSTRAINT_Y): Add YA and YB extra constraints.
7626 (REGISTER_NAMES): Add names for 12 new DSP registers.
7627 * config/mips/mips.md: Include mips-dsp.md.
7628 (UNSPEC_ADDQ, UNSPEC_ADDQ_S, UNSPEC_SUBQ, UNSPEC_SUBQ_S, UNSPEC_ADDSC)
7629 (UNSPEC_ADDWC, UNSPEC_MODSUB, UNSPEC_RADDU_W_QB, UNSPEC_ABSQ_S)
7630 (UNSPEC_PRECRQ_QB_PH, UNSPEC_PRECRQ_PH_W, UNSPEC_PRECRQ_RS_PH_W)
7631 (UNSPEC_PRECRQU_S_QB_PH, UNSPEC_PRECEQ_W_PHL, UNSPEC_PRECEQ_W_PHR)
7632 (UNSPEC_PRECEQU_PH_QBL, UNSPEC_PRECEQU_PH_QBR, UNSPEC_PRECEQU_PH_QBLA)
7633 (UNSPEC_PRECEQU_PH_QBRA, UNSPEC_PRECEU_PH_QBL, UNSPEC_PRECEU_PH_QBR)
7634 (UNSPEC_PRECEU_PH_QBLA, UNSPEC_PRECEU_PH_QBRA, UNSPEC_SHLL)
7635 (UNSPEC_SHLL_S, UNSPEC_SHRL_QB, UNSPEC_SHRA_PH, UNSPEC_SHRA_R)
7636 (UNSPEC_MULEU_S_PH_QBL, UNSPEC_MULEU_S_PH_QBR, UNSPEC_MULQ_RS_PH)
7637 (UNSPEC_MULEQ_S_W_PHL, UNSPEC_MULEQ_S_W_PHR, UNSPEC_DPAU_H_QBL)
7638 (UNSPEC_DPAU_H_QBR, UNSPEC_DPSU_H_QBL, UNSPEC_DPSU_H_QBR)
7639 (UNSPEC_DPAQ_S_W_PH, UNSPEC_DPSQ_S_W_PH, UNSPEC_MULSAQ_S_W_PH)
7640 (UNSPEC_DPAQ_SA_L_W, UNSPEC_DPSQ_SA_L_W, UNSPEC_MAQ_S_W_PHL)
7641 (UNSPEC_MAQ_S_W_PHR, UNSPEC_MAQ_SA_W_PHL, UNSPEC_MAQ_SA_W_PHR)
7642 (UNSPEC_BITREV, UNSPEC_INSV, UNSPEC_REPL_QB, UNSPEC_REPL_PH)
7643 (UNSPEC_CMP_EQ, UNSPEC_CMP_LT, UNSPEC_CMP_LE, UNSPEC_CMPGU_EQ_QB)
7644 (UNSPEC_CMPGU_LT_QB, UNSPEC_CMPGU_LE_QB, UNSPEC_PICK, UNSPEC_PACKRL_PH)
7645 (UNSPEC_EXTR_W, UNSPEC_EXTR_R_W, UNSPEC_EXTR_RS_W, UNSPEC_EXTR_S_H)
7646 (UNSPEC_EXTP, UNSPEC_EXTPDP, UNSPEC_SHILO, UNSPEC_MTHLIP, UNSPEC_WRDSP)
7647 (UNSPEC_RDDSP): New constants.
7648 (*movdi_32bit): Change 'x' to 'a' for ACC_REGS.
7649 (*movsi_internal): Change 'x' to 'a' for ACC_REGS. Add an
7651 * config/mips/mips.opt (-mdsp): New option.
7652 * config/mips/predicates.md (const_uimm6_operand, const_imm10_operand)
7653 (reg_imm10_operand): New predicates.
7654 * doc/extend.texi (MIPS DSP Built-in Functions): New section.
7655 * doc/invoke.texi (-mdsp): Document new option.
7657 2005-07-22 DJ Delorie <dj@redhat.com>
7659 * c-objc-common.c (c_cannot_inline_tree_fn): Add warning control
7661 * tree-inline.c (inlinable_function_p): Likewise.
7663 2005-07-22 Mark Mitchell <mark@codesourcery.com>
7666 * toplev.c (check_global_declarations): Do not mark undefined
7667 variables as DECL_IGNORED_P.
7668 * varasm.c (first_global_object_name): GTY it.
7669 (weak_global_object_name): Likewise.
7670 (notice_global_symbol): Use ggc_strdup, not xstrdup, when creating
7671 a string to go into {weak,first}_global_object_name.
7673 2005-07-22 DJ Delorie <dj@redhat.com>
7675 * c-format.c (check_function_format): Change warning control
7676 option from OPT_Wattribute to OPT_Wmissing_format_attribute.
7678 2005-07-22 Diego Novillo <dnovillo@redhat.com>
7680 * tree-ssa-alias.c (count_ptr_derefs): Do not consider
7681 &PTR->FLD a dereference of PTR.
7682 * tree-ssa-structalias.c (update_alias_info): Consider &PTR->FLD
7683 a potential dereference of PTR.
7685 2005-07-22 J"orn Rennecke <joern.rennecke@st.com>
7687 PR rtl-optimization/20370
7688 * ifcvt.c (dead_or_predicable): Before calling propagate_block,
7689 call allocate_reg_info if necessary.
7691 PR rtl-optimization/21848
7692 * calls.c (emit_library_call_value_1): For const functions, add
7693 USEs of the stack slots to CALL_INSN_FUNCTION_USAGE.
7695 PR rtl-optimization/22445
7696 * cselib.c (target.h): Include.
7697 (rtx_equal_for_cselib_p): Allow commutative matches.
7698 (cselib_hash_rtx): Don't use MODE for CONST_INT hashing.
7699 Remove MODE parameter. Changed all callers.
7701 PR rtl-optimization/22258
7702 * combine.c (likely_spilled_retval_1, likely_spilled_retval_p):
7704 (try_combine): Use likely_spilled_retval_p.
7706 2005-07-22 Paul Woegerer <paul.woegerer@nsc.com>
7708 * config.gcc: Add crx-elf support.
7710 * doc/contrib.texi: Mention crx.
7711 * doc/extend.texi: Document crx extensions.
7712 * doc/install.texi: Document crx install.
7713 * doc/invoke.texi: Document crx options.
7714 * doc/md.texi: Document crx constraints.
7716 * config/crx/crx-protos.h: New file.
7717 * config/crx/crx.c: New file.
7718 * config/crx/crx.h: New file.
7719 * config/crx/crx.md: New file.
7720 * config/crx/crx.opt: New file.
7721 * config/crx/t-crx: New file.
7723 2005-07-22 Manfred Hollstein <mh@suse.com>
7725 * tree-ssa-structalias.c (merge_graph_nodes): Fix uninitialised
7727 (int_add_graph_edge): Likewise.
7728 (collapse_nodes): Likewise.
7729 (process_unification_queue): Likewise.
7731 2005-07-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
7732 Laurent GUERBY <laurent@guerby.net>
7734 PR tree-optimization/22336
7735 * function.c (record_block_change): Check for
7736 cfun->ib_boundaries_block.
7738 2005-07-21 James A. Morrison <phython@gcc.gnu.org>
7740 * fold-const.c (fold_unary): Don't strip signed nops from ABS_EXPRs.
7741 (tree_expr_nonnegative_p): Return try for TYPE_UNSIGNED.
7743 2005-07-21 DJ Delorie <dj@redhat.com>
7745 * toplev.c (warn_deprecated_use): Add warning control to warning
7747 * c-typeck.c (parser_build_binary_op): Likewise.
7748 (c_finish_if_stmt): Likewise.
7749 * c-common.c (check_function_sentinel): Likewise.
7750 (check_nonnull_arg): Likewise.
7752 2005-07-21 Richard Henderson <rth@redhat.com>
7755 * tree-complex.c (complex_ssa_name_components): New.
7756 (cvc_lookup): Allow entry not found.
7757 (create_components): Remove.
7758 (create_one_component_var, get_component_var): New.
7759 (get_component_ssa_name, set_component_ssa_name): New.
7760 (extract_component): Use get_component_ssa_name.
7761 (update_complex_components): Use set_component_ssa_name.
7762 (update_complex_components_on_edge): Likewise.
7763 (update_phi_components): Create new PHI nodes directly, instead
7764 of adding insns to edges.
7765 (tree_lower_complex): Allocate and free complex_variable_components
7766 and complex_ssa_name_components here.
7768 2005-07-20 Daniel Berlin <dberlin@dberlin.org>
7770 * alias.c (nonoverlapping_component_refs_p): Use TYPE_MAIN_VARIANT,
7771 revert to returning false.
7773 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7776 * config/i386/i386.md (sse_movhlps): Fix vec_select values.
7778 2005-07-21 Uros Bizjak <uros@kss-loka.si>
7781 * config/i386/i386.md (cmpxf): Change operand constraints
7782 to "nonmemory_operand".
7784 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7786 * config/i386/i386.md (trap): Use "".word/t0x0b0f" instead of ud2.
7788 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7791 * fold-const.c (fold_build1): Add checksum for the operands.
7792 (fold_build2): Likewise.
7793 (fold_build3): Likewise.
7795 2005-07-21 Andrew Pinski <pinskia@physics.uc.edu>
7798 * fold-const.c (fold_binary): Transform "(X | Y) ^ X" to "Y & ~ X".
7800 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7802 * common.opt (-fforward-propagate): Committed by mistake,
7805 2005-07-21 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
7807 * reg-stack.c: Fix comment typo(s).
7808 * tree-ssa-operands.c: Likewise.
7809 * tree-vectorizer: Likewise.
7811 2005-07-21 Nick Clifton <nickc@redhat.com>
7813 * config/sh/symbian.c: Replace C++ style line comments with C
7814 style line comments.
7815 (symbian_add_attribute): Do not use a ? operator on the LHS of
7817 (sh_symbian_handle_dll_attribute): Change the type of the
7818 method vector to "VEC(tree,gc)*" and use vector accessor
7819 macros to walk over the elements.
7820 (symbian_export_vtable_and_rtti_p): Likewise.
7821 (symbian_class_needs_attribute_p): Likewise.
7823 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7826 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Do not
7827 initialize targetm.resolve_overloaded_builtin here.
7828 (altivec_expand_overloaded_builtin): Make it non-static.
7829 * config/rs6000/rs6000-protos.h
7830 (altivec_expand_overloaded_builtin): New prototype.
7831 * config/rs6000/rs6000.h (REGISTER_TARGET_PRAGMAS): Initialize
7832 targetm.resolve_overloaded_builtin here.
7833 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Likewise.
7835 2005-07-21 Paolo Bonzini <bonzini@gnu.org>
7836 Zdenek Dvorak <dvorakz@suse.cz>
7838 PR tree-optimization/19210
7839 * common.opt (Wunsafe-loop-optimizations, funsafe-loop-optimizations):
7841 * Makefile.in (tree-ssa-loop-niter.o): Depend intl.o.
7842 * loop-iv.c (get_simple_loop_desc): If -funsafe-loop-optimizations,
7843 rely on unproven assumptions.
7844 * predict.c (predict_loops): Adjust call to number_of_iterations_exit.
7845 * tree-flow.h (number_of_iterations_exit): Add final parameter.
7846 * tree-scalar-evolution.c (number_of_iterations_in_loop): Adjust call
7847 to number_of_iterations_exit.
7848 * tree-ssa-loop-ivcanon.c (empty_loop_p): Likewise.
7849 * tree-ssa-loop-ivopts.c (niter_for_exit): Likewise.
7850 * tree-ssa-loop-niter.c (find_loop_niter,
7851 estimate_numbers_of_iterations_loop): Likewise.
7852 (number_of_iterations_exit): Honor the new options.
7853 * doc/invoke.texi (Wunsafe-loop-optimizations,
7854 funsafe-loop-optimizations): Document them.
7856 2005-07-21 Richard Sandiford <richard@codesourcery.com>
7858 PR rtl-optimization/22167
7859 * gcse.c (hoist_code): Fix hoist_exprs[] check.
7861 2005-07-20 Adam Nemet <anemet@lnxw.com>
7863 * config/rs6000/lynx.h: Mark __do_global_ctors_aux and
7864 __do_global_dtors_aux longcall.
7866 2005-07-20 Kazu Hirata <kazu@cs.umass.edu>
7868 * gensupport.c (old_preds): Don't reference PREDICATE_CODES.
7869 (old_special_pred_table): Don't reference
7870 SPECIAL_MODE_PREDICATES.
7871 * system.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES): Poison.
7872 * config/arc/arc.h: Don't mention PREDICATE_CODES.
7873 * config/sh/predicates.h: Don't mention
7874 SPECIAL_MODE_PREDICATES.
7875 * doc/tm.texi (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
7878 2005-07-20 DJ Delorie <dj@redhat.com>
7880 * config.gcc: Add m32c-elf support.
7882 * doc/contrib.texi: Mention m32c.
7883 * doc/extend.texi: Document m32c extensions.
7884 * doc/install.texi: Mention m32c.
7885 * doc/invoke.texi: Document m32c options.
7886 * doc/md.texi: Document m32c constraints.
7888 * config/m32c/addsub.md: New file.
7889 * config/m32c/bitops.md: New file.
7890 * config/m32c/cond.md: New file.
7891 * config/m32c/jump.md: New file.
7892 * config/m32c/m32c-lib1.S: New file.
7893 * config/m32c/m32c-lib2.c: New file.
7894 * config/m32c/m32c-modes.def: New file.
7895 * config/m32c/m32c-pragma.c: New file.
7896 * config/m32c/m32c-protos.h: New file.
7897 * config/m32c/m32c.abi: New file.
7898 * config/m32c/m32c.c: New file.
7899 * config/m32c/m32c.h: New file.
7900 * config/m32c/m32c.md: New file.
7901 * config/m32c/m32c.opt: New file.
7902 * config/m32c/minmax.md: New file.
7903 * config/m32c/mov.md: New file.
7904 * config/m32c/muldiv.md: New file.
7905 * config/m32c/predicates.md: New file.
7906 * config/m32c/prologue.md: New file.
7907 * config/m32c/shift.md: New file.
7908 * config/m32c/t-m32c: New file.
7910 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7912 * config/sh/sh.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New constants.
7913 (stack_protect_set, stack_protect_test): New expanders.
7914 (stack_protect_set_si, stack_protect_set_si_media,
7915 stack_protect_set_di_media, stack_protect_test_si,
7916 stack_protect_test_si_media, stack_protect_test_di_media):
7919 2005-07-20 Andrew Pinski <pinskia@physics.uc.edu>
7921 * c-typeck.c (output_init_element): Don't copy the INTEGER_CST.
7923 2005-07-20 James A. Morrison <phython@gcc.gnu.org>
7925 * tree.h (tree_expr_nonzero_p): Export.
7926 * fold-const.c (tree_expr_nonzero_p): Likewise.
7927 Return true for CALL_EXPRs that are alloca calls.
7928 (fold_binary): Use omit_one_operand when checking EQ_EXPRs or NE_EXPRs
7930 * tree-flow.h (expr_computes_nonzero): Remove.
7931 * tree-vrp.c (expr_computes_nonzero): Remove.
7932 (vrp_expr_computes_nonzero): Use tree_expr_nonzero_p.
7933 (extract_range_from_unary_expr): Likewise.
7934 * tree-ssa-dom.c (record_equivalences_from_stmt): Use
7935 tree_expr_nonzero_p.
7937 2005-07-20 Bernd Schmidt <bernd.schmidt@analog.com>
7939 * config/bfin/bfin-protos.h (legitimize_pic_address): Don't declare.
7940 * config/bfin/bfin.c (legitimize_pic_address): Now static. Take
7941 extra arg "picreg" and use it instead of pic_offset_table_rtx.
7942 All callers changed.
7943 (frame_related_constant_load): New arg "related" which controls
7944 setting of RTX_FRAME_RELATED_P. All callers changed.
7945 (bfin_load_pic_reg): New function, broken out of bfin_expand_prologue.
7946 (bfin_expand_prologue): Add stack limit checking.
7947 * config/bfin/bfin.md (trapifcc): New pattern.
7949 * config/bfin/bfin.c: Include "langhooks.h".
7950 (def_builtin): Go through lang_hooks to call builtin_function.
7952 * config/bfin/bfin-protos.h (bfin_longcall_p): Declare.
7953 * config/bfin/predicates.md (symbol_ref_operand): New.
7954 (call_insn_operand): Delete. All callers changed to use
7955 register_no_elim_operand.
7956 * config/bfin/bfin.c (init_cumulative_args): Initialize the new
7958 (function_arg): Use it to generate the call's operand 2.
7959 (bfin_longcall_p): New function.
7960 (bfin_expand_call): Extra arg "cookie". All callers and declaration
7961 changed. Emit extra USE in the pattern. Use bfin_longcall_p to
7962 determine if the address needs to be in a REG.
7963 (bfin_handle_longcall_attribute): New function.
7964 (bfin_attribute_table): Add "longcall" and "shortcall".
7965 * config/bfin/bfin.h (CALL_NORMAL, CALL_LONG, CALL_SHORT): New macros.
7966 (CUMULATIVE_ARGS): New member call_cookie.
7967 (PREDICATE_CODES): Add symbol_ref_operand.
7968 * config/bfin/bfin.md (call, call_value, sibcall, sibcall_value): Add
7969 extra USE to the pattern.
7970 (call_symbol, sibcall_symbol, call_value_symbol, sibcall_value_symbol):
7971 New patterns, split off call_insn, sibcall_insn, call_value_insn and
7972 sibcall_value_insn; now the new patterns handle direct calls and the
7973 old ones indirect calls.
7974 * doc/extend.texi: Mention Blackfin in longcall/shortcall docs.
7976 2005-07-20 Zdenek Dvorak <dvorakz@suse.cz>
7978 * doc/trouble.texi: Update section on handling of empty loops.
7980 2005-07-20 Kazu Hirata <kazu@codesourcery.com>
7982 * config.gcc: Remove support for sparc-*-openbsd*,
7983 i860-*-sysv4*, ip2k-*-elf, ns32k-*-netbsdelf*,
7985 * config.host: Remove support for i860-*-sysv4* as a host.
7986 * config/i860/*, config/ip2k/*, config/ns32k/*,
7987 config/sparc/openbsd.h, config/sparc/t-openbsd: Remove.
7988 * doc/install.texi, doc/invoke.texi, doc/md.texi: Don't
7989 mention obsolete ports.
7991 2005-07-20 Kaz Kojima <kkojima@gcc.gnu.org>
7993 * config/sh/sh.c (regno_reg_class): Add GENERAL_REGS for
7995 (sh_expand_prologue): Use hard_frame_pointer_rtx instead
7996 of frame_pointer_rtx.
7997 (sh_expand_epilogue): Likewise.
7998 (sh_set_return_address): Likewise.
7999 (initial_elimination_offset): Use HARD_FRAME_POINTER_REGNUM
8000 instead of FRAME_POINTER_REGNUM if needed. Add elimination
8001 offsets from FRAME_POINTER_REGNUM.
8002 * config/sh/sh.h (SH_REGISTER_NAMES_INITIALIZER): Add sfp.
8003 (sh_register_names): Add initializer for sfp.
8004 (GENERAL_OR_AP_REGISTER_P): Permit FRAME_POINTER_REGNUM.
8005 (VALID_REGISTER_P): Likewise.
8006 (FIRST_PSEUDO_REGISTER): Update.
8007 (DWARF_FRAME_REGISTERS): Define.
8008 (FIXED_REGISTERS, CALL_USED_REGISTERS): Add sfp.
8009 (HARD_FRAME_POINTER_REGNUM): Define.
8010 (FRAME_POINTER_REGNUM): Redefine.
8011 (ELIMINABLE_REGS): Never eliminate to FRAME_POINTER_REGNUM,
8012 but HARD_FRAME_POINTER_REGNUM instead. Add eliminations
8013 from FRAME_POINTER_REGNUM.
8014 (CAN_ELIMINATE): Use HARD_FRAME_POINTER_REGNUM instead of
8015 FRAME_POINTER_REGNUM.
8016 (REG_CLASS_CONTENTS): Add sfp.
8017 (REG_ALLOC_ORDER): Likewise.
8018 (FRAME_GROWS_DOWNWARD): Set to 1. Update comment.
8019 (GO_IF_LEGITIMATE_ADDRESS): Use hard_frame_pointer_rtx instead
8020 of frame_pointer_rtx.
8021 (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
8023 2005-07-19 James A. Morrison <phython@gcc.gnu.org>
8025 * fold-const.c (tree_expr_nonnegative_p): Only return true for
8026 ABS_EXPR when flag_wrapv is false because of INT_MIN.
8027 (tree_expr_nonzero_p): Always call tree_expr_nonzero_p on the argument
8029 (fold_unary): Always fold ABS_EXPR<ABS_EXPR<x>> into
8032 2005-07-20 Giovanni Bajo <giovannibajo@libero.it>
8034 Make CONSTRUCTOR use VEC to store initializers.
8035 * c-common.c (complete_array_type): Update to cope with VEC in
8037 * c-pretty-print.c (pp_c_initializer_list): Use pp_c_constructor_elts.
8038 (pp_c_constructor_elts): New function.
8039 * c-pretty-print.h (pp_c_constructor_elts): Declare.
8040 * c-typeck.c (build_function_call, build_c_cast, digest_init,
8041 struct constructor_stack, struct initializer_stack,
8042 constructor_elements, push_init_level, pop_init_level,
8043 add_pending_init, find_init_member, output_init_element): Update to
8044 cope with VEC in CONSTRUCTOR_ELTS.
8045 * coverage.c (build_fn_info_value, build_ctr_info_value,
8046 build_gcov_info): Likewise.
8047 * expr.c (categorize_ctor_elements_1, store_constructor,
8048 expand_expr_real_1): Likewise.
8049 * fold-const.c (fold_ternary): Likewise.
8050 * gimplify.c (gimplify_init_ctor_preeval, zero_sized_field_decl,
8051 gimplify_init_constructor, gimplify_expr): Likewise.
8052 * tree-dump.c (dequeue_and_dump): Likewise.
8053 * tree-inline.c (copy_tree_r): Add code to duplicate a CONSTRUCTOR
8055 * tree-pretty-print.c (dump_generic_node): Update to cope with VEC in
8057 * tree-sra.c (generate_element_init_1): Likewise.
8058 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
8059 * tree-ssa-operands.c (get_expr_operands): Likewise.
8060 * tree-vect-generic.c (expand_vector_piecewise): Likewise.
8061 * tree-vect-transform.c (vect_get_vec_def_for_operand):
8062 (get_initial_def_for_reduction): Likewise.
8063 * tree-vn.c (set_value_handle, get_value_handle): CONSTURCTOR uses
8064 value handle in annotations.
8065 * tree.c (tree_node_kind, tree_code_size, make_node_stat,
8066 tree_node_structure): Add support for constr_kind.
8067 (build_vector_from_ctor, build_constructor_single,
8068 build_constructor_from_list): New functions.
8069 (build_constructor): Update to take a VEC instead of a TREE_LIST.
8070 (simple_cst_equal, iterative_hash_expr, initializer_zerop, walk_tree):
8071 Update to cope with VEC in CONSTRUCTOR_ELTS.
8072 * tree.def (CONSTRUCTOR): Make it a tcc_exceptional node.
8073 * tree.h (FOR_EACH_CONSTRUCTOR_VALUE, FOR_EACH_CONSTRUCTOR_ELT,
8074 CONSTRUCTOR_APPEND_ELT): New macros.
8075 (struct constructor_elt, struct tree_constructor): New data types.
8076 (union tree_node): Add tree_constructor field.
8077 * treestruct.def: Define TS_CONSTRUCTOR.
8078 * varasm.c (const_hash_1, compare_constant, copy_constant,
8079 compute_reloc_for_constant, output_addressed_constants,
8080 initializer_constant_valid_p, output_constant,
8081 array_size_for_constructor, output_constructor): Update to cope with
8082 VEC in CONSTRUCTOR_ELTS.
8083 * vec.h (VEC_empty, VEC_copy): New macros.
8085 2005-07-19 Devang Patel <dpatel@apple.com>
8087 * dbxout.c (dbxout_type): Check Objective-C++ lang.
8089 2005-07-19 Richard Henderson <rth@redhat.com>
8092 * gimplify.c (gimplify_expr): Use main variant type for the temp
8093 destination for a discarded volatile read.
8094 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Don't elide
8095 casts between non-void types that change volatility.
8097 2005-07-15 DJ Delorie <dj@redhat.com>
8099 * toplev.h: Add comment about the first parameter for warning().
8100 * errors.h: Likewise.
8102 * c.opt (Wpragmas): New.
8103 * doc/invoke.texi: Document it.
8105 * function.c (do_warn_unused_parameter): Add warning control to
8107 * c-decl.c (warn_if_shadowing): Likewise.
8108 * c-lex.c (cb_def_pragma): Likewise.
8109 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
8110 (pop_alignment): Likewise.
8111 (handle_pragma_pack): Likewise.
8112 (apply_pragma_weak): Likewise.
8113 (handle_pragma_weak): Likewise.
8114 (handle_pragma_redefine_extname): Likewise.
8115 (add_to_renaming_pragma_list): Likewise.
8116 (handle_pragma_extern_prefix): Likewise.
8117 (maybe_apply_renaming_pragma): Likewise.
8118 (handle_pragma_visibility): Likewise.
8120 * config/c4x/c4x-c.c (BAD): Likewise.
8121 (c4x_parse_pragma): Likewise.
8122 * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise.
8123 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
8124 (rs6000_pragma_longcall): Likewise.
8125 * config/v850/v850-c.c (pop_data_area): Likewise.
8126 (ghs_pragma_section): Likewise.
8127 (ghs_pragma_section): Likewise.
8128 (ghs_pragma_interrupt): Likewise.
8129 (ghs_pragma_starttda): Likewise.
8130 (ghs_pragma_startsda): Likewise.
8131 (ghs_pragma_startzda): Likewise.
8132 (ghs_pragma_endtda): Likewise.
8133 (ghs_pragma_endsda): Likewise.
8134 (ghs_pragma_endzda): Likewise.
8136 2005-07-19 Danny Berlin <dberlin@dberlin.org>
8137 Kenneth Zadeck <zadeck@naturalbridge.com>
8139 * Makefile.in: Removed tree-promote-statics.c
8140 * tree-promote-statics.c: Removed.
8141 * common.opt: Removed flag-promote-statics.
8143 * passes.c: Removed tree-promote-statics pass.
8144 * tree-pass.h: Ditto.
8145 * timevar.def: Removed TV_PROMOTE_STATICS.
8148 2005-07-19 Gerald Pfeifer <gerald@pfeifer.com>
8150 * config.gcc: Add support for *-*-freebsd7, *-*-freebsd8,
8152 * config/freebsd-spec.h (FBSD_TARGET_OS_CPP_BUILTINS): Ditto.
8154 2005-07-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8157 * c-common.c (check_function_arguments): Call
8158 'check_function_format' if either -Wformat or
8159 -Wmissing-format-attribute are specified.
8160 * c-format.c (check_function_format): Check -Wformat before
8161 calling 'check_format_info'.
8162 * c-opts.c (c_common_post_options): Don't warn for
8163 -Wmissing-format-attribute without -Wformat.
8164 * c-typeck.c (convert_for_assignment): Detect additional cases for
8165 -Wmissing-format-attribute.
8166 * doc/invoke.texi (-Wmissing-format-attribute): Document new
8169 2005-07-19 Richard Guenther <rguenther@suse.de>
8171 * config/i386/i386.md (lrint<mode>2): Use temporary
8172 instead of clobbering non-existent memory.
8174 2005-07-19 Nick Clifton <nickc@redhat.com>
8176 * config/avr/avr.c (legitimate_address_p): Fix debugging print
8177 statement to avoid displaying ASCII control characters.
8179 2005-07-19 Ben Elliston <bje@au.ibm.com>
8181 * bt-load.c (link_btr_uses): Fix uninitialised warnings.
8182 * cfganal.c (find_edge_index): Ditto.
8183 * combine.c (combine_instructions): Ditto.
8184 * ddg.c (create_scc): Ditto.
8185 (find_successors): Ditto.
8186 (find_predecessors): Ditto.
8187 (find_nodes_on_paths): Ditto.
8188 (longest_simple_path): Ditto.
8189 * flow.c (update_life_info): Ditto.
8190 (count_or_remove_death_notes): Ditto.
8191 (clear_log_links): Ditto.
8192 * modulo-sched.c (generate_reg_moves): Ditto.
8193 (find_max_asap): Ditto.
8194 (find_max_hv_min_mob): Ditto.
8195 (find_max_dv_min_mob): Ditto.
8196 * sbitmap.c (sbitmap_first_set_bit): Ditto.
8197 * sched-rgn.c (extract_edgelst): Ditto.
8198 * tree-into-ssa.c (prepare_names_to_update): Ditto.
8199 (dump_update_ssa): Ditto.
8200 (ssa_names_to_replace) Ditto.
8201 (switch_virtuals_to_full_rewrite): Ditto.
8202 (update_ssa): Ditto.
8203 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
8205 2005-07-18 Daniel Berlin <dberlin@dberlin.org>
8207 Fix PR tree-optimization/22483
8209 * tree-complex.c (create_components): Use
8210 safe_referenced_var_iterator and FOR_EACH_REFERENCED_VAR_SAFE.
8211 * tree-flow-inline.h (fill_referenced_var_vec): New function.
8212 * tree-flow.h (safe_referenced_var_iterator): New structure.
8213 (FOR_EACH_REFERENCED_VAR_SAFE): New macro.
8214 * tree-ssa-alias.c (setup_pointers_and_addressables): Use
8215 safe_referenced_var iterator.
8216 (add_type_alias): Ditto.
8218 2005-07-19 Steven Bosscher <stevenb@suse.de>
8220 * loop-init.c (rest_of_handle_loop2): Remove.
8221 (rtl_loop_init, rtl_loop_done, rtl_move_loop_invariants,
8222 rtl_unswitch, rtl_unroll_and_peel_loops, rtl_doloop): New functions.
8223 (pass_rtl_loop_init, pass_rtl_loop_done,
8224 pass_rtl_move_loop_invariants, pass_rtl_unswitch,
8225 pass_rtl_unroll_and_peel_loops, pass_rtl_doloop): New passes.
8226 * tree-ssa-loop.c (pass_loop, pass_loop_init, pass_loop_done,
8227 pass_unswitch): Rename to pass_tree_loop, pass_tree_loop_init,
8228 pass_tree_loop_done, and pass_tree_unswitch.
8229 (gate_loop): Rename to gate_tree_loop.
8230 * passes.c (init_optimization_passes): Update for renamed tree
8231 loop passes. Add the new loop2 passes as subpasses of loop2.
8232 * tree-pass.h: Add extern declarations for the new loop2 subpasses.
8233 Update for the renamed tree loop passes.
8235 2005-07-18 Ian Lance Taylor <ian@airs.com>
8238 * tree-cfgcleanup.c (cleanup_tree_cfg): Only remove forwarder
8239 blocks when optimizing.
8241 2005-07-18 Steve Ellcey <sje@cup.hp.com>
8243 * common.opt (frename-registers): Initialize to 2.
8245 (fgcse-after-reload): Ditto.
8246 * toplev.c (AUTODETECT_FLAG_VAR_TRACKING): Rename to AUTODETECT_VALUE.
8247 (process_options): Only change flag_web, flag_rename_registers,
8248 and flag_rerun_cse_after_loop if not explicitly set by user.
8250 2005-07-18 Jan Beulich <jbeulich@novell.com>
8252 * config/i386/i386.c (ix86_expand_branch, ix86_expand_setcc,
8253 ix86_expand_carry_flag_compare, ix86_expand_int_movcc): Handle TImode
8254 in 64-bit mode the same as DImode in 32-bit mode.
8255 (ix86_expand_ashl_const, ix86_split_ashl, ix86_split_ashr,
8256 ix86_split_lshr): Likewise. Rename to no longer refer to a specific
8257 mode. Add new mode parameter.
8258 * config/i386/i386.h (CONST_OK_FOR_LETTER_P): Describe and handle 'O'.
8259 * config/i386/i386.md (cmpti, addti3, subti3, negti2, ashlti3, ashrti3,
8260 x86_64_shift_adj): New expanders.
8261 (*addti3_1, *subti3_1, *negti2_1, ashlti3_1, *ashlti3_2, ashrti3_1,
8262 *ashrti3_2, lshrti3_1, *lshrti3_2, x86_64_shld, x86_64_shrd): New
8264 Respective new splitters. Use renamed shift splitter helpers in 32-bit
8265 DImode shift splitters.
8266 * config/i386/i386-protos.h (ix86_split_ashl, ix86_split_ashr,
8267 ix86_split_lshr): Renamed from ix86_split_[al]sh[rl]di. Added new
8270 2005-07-18 Jan Beulich <jbeulich@novell.com>
8272 * i386.md (movdi_extzv_1): New.
8273 (zero_extendhidi2): Combine alternatives and never force use of
8275 (zero_extendqidi2): Likewise. Don't restrict input selection.
8277 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8279 Fix PR tree-optimization/22531
8280 * tree-ssa-pre.c (do_eustores): Make sure LHS is a decl for the
8283 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8285 * tree-promote-statics.c (pass_promote_statics): Change dump file
8288 2005-07-17 Daniel Berlin <dberlin@dberlin.org>
8290 * tree-optimize.c (init_tree_optimization_passes): Add
8291 pass_eliminate_useless_stores pass.
8292 * tree-pass.h (pass_eliminate_useless_stores): New pass structure.
8293 * tree-ssa-pre.c (is_copy_stmt): New function.
8294 (follow_copies_till_vuse): Ditto.
8295 (do_eustores): Ditto.
8296 (gate_eustores): Ditto.
8298 2005-07-16 Richard Henderson <rth@redhat.com>
8300 * gcc.c (MFWRAP_SPEC): Don't wrap pthread_join or pthread_exit.
8302 2005-07-16 Danny Berlin <dberlin@dberlin.org>
8303 Kenneth Zadeck <zadeck@naturalbridge.com>
8305 * Makefile.in: Added rules for ipa-pure-const.c, ipa-reference.c,
8306 ipa-reference.h, ipa-utils.c, ipa-utils.h, ipa-type-escape.c,
8307 ipa-type-escape.h, tree-promote-statics.c
8308 * ipa-pure-const.c, ipa-reference.c, ipa-reference.h, ipa-utils.c,
8309 ipa-utils.h, ipa-type-escape.c, ipa-type-escape.h,
8310 tree-promote-statics.c: new files.
8311 * alias.c: (nonlocal_mentioned_p_1, nonlocal_mentioned_p,
8312 nonlocal_referenced_p_1, nonlocal_referenced_p, nonlocal_set_p_1,
8313 int nonlocal_set_p, mark_constant_function): Deleted.
8314 (rest_of_handle_cfg): Removed call to mark_constant_function.
8315 (nonoverlapping_component_refs_p): Added calls to support
8316 type based aliasing.
8317 * tree-ssa-alias.c (may_alias_p,
8318 compute_flow_insensitive_aliasing): Ditto.
8319 * calls.c (flags_from_decl_or_type): Removed reference to
8321 * c-typeck.c (convert_arguments): Make builtins tolerant of having
8322 too many arguments. This is necessary for Spec 2000.
8323 * cgraph.h (const_function, pure_function): Removed.
8324 * common.opt: Added "fipa-pure-const", "fipa-reference",
8325 "fipa-type-escape", and "ftree-promote-static".
8327 * passes.c: Added ipa and tree-promote-statics passes.
8328 * timevar.def: Added TV_IPA_PURE_CONST, TV_IPA_REFERENCE,
8329 TV_IPA_TYPE_ESCAPE, and TV_PROMOTE_STATICS.
8330 * tree-dfa.c (referenced_var_lookup_if_exists): New function.
8331 * tree-flow.h: Added exposed sra calls and addition of
8332 reference_vars_info field for FUNCTION_DECLS.
8333 * tree-pass.h: Added passes.
8334 * tree-sra.c: (sra_init_cache): New function.
8335 (sra_insert_before, sra_insert_after) Made public.
8336 (type_can_be_decomposed_p): Renamed from type_can_be_decomposed_p
8338 * tree-ssa-alias.c (dump_alias_stats): Added stats for type based
8339 aliasing. (may_alias_p): Added code to use type escape analysis to
8341 * tree-ssa-operands.c (add_call_clobber_ops): Added parameter and
8342 code to prune clobbers of static variables based on information
8343 produced in ipa-reference pass. Changed call clobbering so that
8344 statics are not marked as clobbered if the call does not clobber
8347 2005-07-16 Daniel Berlin <dberlin@dberlin.org>
8349 * tree-ssa-structalias.c (need_to_solve): Need to check for preds,
8352 2005-07-16 Eric Botcazou <ebotcazou@libertysurf.fr>
8354 * doc/install.texi (*-*-solaris2*): Document recommended version
8355 of GNU binutils and mention GNU linker problem on Solaris 10.
8357 2005-07-16 Joseph S. Myers <joseph@codesourcery.com>
8360 * c-decl.c (c_build_bitfield_integer_type): New function.
8361 (finish_struct): Call it.
8362 * c-pretty-print.c (pp_c_type_specifier): Handle bit-field types.
8364 2005-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8366 * c-typeck.c (digest_init): Call 'convert_for_assignment'
8369 2005-07-16 Jan Hubicka <jh@suse.cz>
8371 * cfg.c (update_bb_profile_for_threading): Fix profile updating.
8372 (scale_bbs_frequencies_int): Watch roundoff errors.
8373 * predict.c (return_prediction): Initialize return_stmt.
8375 2005-07-16 Jan Hubicka <jh@suse.cz>
8377 * profile.c (rest_of_handle_branch_prob): Fix handling of estimation
8378 after RTL profiling.
8380 2005-07-11 Andrew Pinski <pinskia@physics.uc.edu>
8383 * fold-const.c (build_range_check): Convert high/low to etype
8384 if we are only comparing against exp.
8386 2005-07-13 Daniel Berlin <dberlin@dberlin.org>
8388 Fix PR tree-optimization/22376
8389 * tree-ssa-structalias.c (build_constraint_graph): We really meant
8391 (need_to_solve): New function.
8392 (compute_points_to_sets): Use it.
8394 2005-07-15 Jan Hubicka <jh@suse.cz>
8396 * cfg.c (update_bb_profile_for_threading): More diagnostic.
8397 * tree-ssa-threadupdate.c (redirect_edges): Update profile of dup_block.
8399 2005-07-15 Richard Guenther <rguenther@suse.de>
8401 * c-common.c (handle_flatten_attribute): New function.
8402 Add flatten function attribute.
8403 * doc/extend.texi: Document flatten function attribute.
8404 * Makefile.in (ipa-inline.o): Depend on hashtab.h.
8405 * ipa-inline.c (cgraph_find_cycles, cgraph_flatten_node):
8407 (cgraph_decide_inlining): Handle functions with flatten
8410 2005-07-14 David Edelsohn <edelsohn@gnu.org>
8412 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_LWSYNC,
8413 UNSPEC_ISYNC, UNSPEC_SYNC_OP, UNSPEC_ATOMIC, UNSPEC_CMPXCHG,
8414 UNSPEC_XCHG, UNSPEC_AND): New.
8415 (UNSPECV_ATOMIC, UNSPECV_SYNC, UNSPECV_SYNC_OP, UNSPECV_CMPXCHG,
8416 UNSPECV_LWSYNC, UNSPECV_ISYNC): Delete.
8417 * config/rs6000/sync.md (FETCHOP): New code macro.
8418 (fetchop_name, fetchop_pred, fetchopsi_constr, fetchopdi_constr):
8420 (memory_barrier, sync_internal): Use unspec instead of unspec_volatile.
8421 (sync_compare_and_swap<mode>): Same.
8422 (sync_lock_test_and_set<mode>): Same.
8423 (sync_<fetchop><mode>, sync_nand<mode>): Only use rs6000_emit_sync
8424 for QImode and HImode, and not PPC405.
8425 (sync_old_<fetchop><mode>, sync_old_nand<mode>): Same.
8426 (sync_new_<fetchop><mode>, sync_new_nand<mode>): Same.
8427 (sync_<fetchop>{si,di}_internal): New.
8428 (sync_nand{si,di}_internal): New.
8429 (sync_old_<fetchop>{si,di}_internal): New.
8430 (sync_old_nand{si,di}_internal): New
8431 (sync_new_<fetchop>{si,di}_internal): New.
8432 (sync_new_nand{si,di}_internal): New.
8433 (atomic_and{si,di}): New.
8434 (sync_new_nand{si,di}_internal): New.
8435 (atomic_and{si,di}): New.
8436 (sync_add<mode>_internal): Delete.
8437 (sync_addshort_internal): Use unspec instead of unspec_volatile.
8438 (sync_sub<mode>_internal): Delte.
8439 (sync_subshort_internal): New.
8440 (sync_andsi_internal): Use unspec instead of unspec_volatile.
8441 (sync_anddi_internal): Delete.
8442 (sync_boolsi_internal): Use unspec instead of unspec_volatile.
8443 (sync_booldi_internal): Delete.
8444 (sync_boolc<mode>_internal): Delete.
8445 (sync_boolcshort_internal): Use unspec instead of unspec_volatile.
8446 (sync_boolc<mode>_internal2): Delete.
8447 (sync_boolcc<mode>_internal): Delete.
8448 (isync, lwsync): Use unspec instead of unspec_volatile.
8449 * config/rs6000/rs6000.c (rs6000_emit_sync): Implement MINUS.
8450 Revert UNSPEC_VOLATILE.
8451 (rs6000_split_atomic_op): New.
8452 * config/rs6000/rs6000-protos.h (rs6000_split_atomic_op): Declare.
8454 2005-07-14 Eric Christopher <echristo@redhat.com>
8456 * config/mips/mips.c (mips_canonicalize_comparison): Cast
8457 argument of trunc_int_for_mode to unsigned HOST_WIDE_INT.
8459 2005-07-14 Eric Christopher <echristo@redhat.com>
8461 * config/s390/t-tpf (SHLIB_MAPFILES): Remove.
8463 2005-07-14 Steven Bosscher <stevenb@suse.de>
8465 PR tree-optimization/22230
8466 * tree-vrp.c (extract_range_from_binary_expr): Fix logics thinko in
8467 the computation of the four cross productions for "range op range".
8469 2005-07-14 Alexandre Oliva <aoliva@redhat.com>
8470 Ulrich Weigand <uweigand@de.ibm.com>
8473 * loop.c (loop_givs_rescan): Do not ICE if unable to reduce an IV
8476 2005-07-14 Ulrich Weigand <uweigand@de.ibm.com>
8478 * config/s390/s390.h (TARGET_TPF_PROFILING): Add default definition.
8480 2005-07-14 Steve Ellcey <sje@cup.hp.com>
8482 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Support ILP32 mode.
8484 2005-07-14 Richard Guenther <rguenther@suse.de>
8487 * config/i386/i386-protos.h (ix86_function_value): Change
8488 prototype to match new target hook.
8489 * config/i386/i386.c (ix86_value_regno): Change prototype
8490 to take extra type argument.
8491 (TARGET_FUNCTION_VALUE): Define.
8492 (ix86_function_ok_for_sibcall): Pass extra argument to
8493 ix86_value_regno, check return slot rtx for exact match.
8494 (ix86_function_value): Take extra parameter. Dispatch to
8495 ix86_value_regno with fndecl/fntype as provided.
8496 (ix86_value_regno): Handle extra type argument.
8497 * config/i386/i386.h (FUNCTION_VALUE): No longer define.
8499 * testsuite/gcc.target/i386/sseregparm-3.c: New testcase.
8500 * testsuite/gcc.target/i386/sseregparm-4.c: New testcase.
8501 * testsuite/gcc.target/i386/sseregparm-5.c: New testcase.
8502 * testsuite/gcc.target/i386/sseregparm-6.c: New testcase.
8503 * testsuite/gcc.target/i386/sseregparm-7.c: New testcase.
8505 2005-07-14 Richard Guenther <rguenther@suse.de>
8507 * Makefile.in (explow.o, reg-stack.o): Depend on target.h.
8508 * calls.c (expand_call): Pass fntype to hard_function_value.
8509 (emit_library_call_value_1): Likewise.
8510 * explow.c: Include target.h.
8511 (hard_function_value): Take extra argument, the fntype.
8512 Use new target hook for function_value.
8513 * expr.h (hard_function_value): Change prototype.
8514 * function.c (aggregate_value_p): Pass 0 as fntype to
8515 hard_function_value.
8516 (assign_parms): Use new target hook for function_value.
8517 Pass 0 as fntype to hard_function_value.
8518 (expand_function_end): Likewise.
8519 * reg-stack.c: Include target.h.
8520 (stack_result): Use new target hook for function_value.
8521 * target-def.h: New target hook function_value.
8522 * target.h: Likewise.
8523 * targhooks.c (default_function_value): New function.
8524 * targhooks.h (default_function_value): Declare.
8526 2005-07-13 Ian Lance Taylor <ian@airs.com>
8528 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Define.
8530 2005-07-14 Jan Hubicka <jh@suse.cz>
8532 * tree-dfa.c (dump_variable): Use default_def function.
8533 * tree-ssa-alias.c (dump_points_to_info): Likewise.
8534 * tree-ssa.c (verify_use): Likewise.
8535 * tree-ssanames.c (release_ssa_name): Likewise.
8536 * tree-tailcall.c (eliminate_tail_call): Likewise.
8537 (tree_optimize_tail_calls_1): Likewise.
8538 * tree-vrp.c (get_value_range): Likewise.
8540 2005-07-14 Ben Elliston <bje@au.ibm.com>
8542 * gcc.c (main): Compare language[0] with '*' when iterating over
8545 2005-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8547 * config/s390/s390.c: (s390_cc_modes_compatible): Move before
8548 "s390_emit_compare". Add handling of CCZ1mode.
8549 (s390_canonicalize_comparison): Simplify cascaded EQ, NE.
8550 (390_emit_compare): Use "s390_cc_modes_compatible" for mode
8552 (s390_branch_condition_mask): Add CCZ1mode handling.
8553 * config/s390/s390.md: ("seq", "*seq"): New pattern.
8554 ("sync_compare_and_swap_cc<mode>", "*sync_compare_and_swap_cc<mode>"):
8555 Use CCZ1mode instead of CCZmode.
8556 * config/s390/s390-modes.def: Add CCZ1mode. Comment new mode.
8558 2006-07-13 Adrian Strae½tling <straetling@de.ibm.com>
8560 * config/s390/s390.md: ("cmpstrsi", "*cmpstr<mode>"): New
8562 ("strlen<mode>", "*strlen<mode>"): Use hard reg 0 in SImode.
8564 2005-07-13 Eric Christopher <echristo@redhat.com>
8566 * config/mips/mips.c (mips_canonicalize_comparison): New.
8567 (mips_emit_int_relational): Use.
8569 2005-07-13 Eric Christopher <echristo@redhat.com>
8571 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8573 * config/s390/s390.md: Include tpf.md. Move tpf specific
8575 * config/s390/tpf.md: To here.
8576 * config/s390/s390.opt: Move tpf specific options...
8577 * config/s390/tpf.opt: to here. Add mmain option.
8578 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8579 * config/s390/tpf.h: Rewrite.
8581 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8583 * doc/tm.texi: Remove @xref{Cross-profiling}.
8585 2005-07-13 Jeff Law <law@redhat.com>
8587 * fold-const.c (fold_binary): When comparing two simple ADDR_EXPR
8588 expressions, test their _DECL operands for pointer equality rather
8589 than using operand_equal_p.
8591 2005-07-13 H.J. Lu <hongjiu.lu@intel.com>
8593 * config/alpha/linux.h (TARGET_HAS_F_SETLKW): Renamed to ...
8594 (TARGET_POSIX_IO): This.
8595 * config/darwin.h: Likewise.
8596 * config/freebsd.h: Likewise.
8597 * config/linux.h: Likewise.
8598 * config/lynx.h: Likewise.
8599 * config/netbsd.h: Likewise.
8600 * config/rs6000/linux64.h: Likewise.
8601 * config/rs6000/linux.h: Likewise.
8602 * config/s390/tpf.h: Likewise.
8603 * config/sh/embed-elf.h: Likewise.
8604 * config/sparc/linux64.h: Likewise.
8605 * config/sparc/linux.h: Likewise.
8606 * config/svr4.h: Likewise.
8607 * gcov-io.h: Likewise.
8609 * doc/tm.texi: Updated.
8611 * libgcov.c (create_file_directory): Defined only if
8612 TARGET_POSIX_IO is defined.
8613 (gcov_exit): Call create_file_directory only if TARGET_POSIX_IO
8616 2005-07-13 Jan Hubicka <jh@suse.cz>
8618 * tree-ssa-operands.c (get_expr_operands): Fix typo in previous patch.
8620 2005-07-13 David Edelsohn <edelsohn@gnu.org>
8622 * tree-ssa-dom.c (lookup_avail_expr): Do not pass member in freed
8623 structure as argument.
8625 2005-07-13 Paolo Bonzini <bonzini@gnu.org>
8627 PR tree-optimization/21921
8628 * tree-iterator.c (tsi_link_before): Support the case when
8629 tsi_end_p (tsi) == true.
8631 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8633 PR tree-optimization/22442
8634 * tree-chrec.c (chrec_fold_multiply_poly_poly): Associate chrecs
8637 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8639 PR rtl-optimization/20376
8640 * toplev.c (process_options): Enable -fweb and -frename-registers when
8642 * doc/invoke.texi: Update the information about when -fweb and
8643 -frename-registers are enabled.
8645 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8648 * tree-ssa-pre.c (eliminate): Convert the sprime to the correct type
8649 if *rhs_p is not a SSA_NAME.
8651 2005-07-12 Daniel Berlin <dberlin@dberlin.org>
8653 Fix PR tree-optimization/22422
8654 * tree-ssa-structalias.c (struct variable_info): Add flag for
8656 (get_varinfo): Now a static function.
8657 (new_varinfo): init has_union and is_special_var to false.
8658 (solution_set_add): Check has_union.
8659 (do_da_constraint): Move temporary variable so it gets reset
8661 Also check for special variable.
8662 (do_ds_constraint): Ditto.
8663 (do_sd_constraint): Ditto.
8664 (do_structure_copy): Check for special variable.
8665 (find_func_aliases): Ditto.
8666 (init_base_vars): Set special vars properly.
8668 2005-07-13 Jan Hubicka <jh@suse.cz>
8670 * cfgexpand.c (expand_one_stack_var): Do not expand variables when we
8673 * tree-ssa-operands.c (parse_ssa_operands): Fix formatting.
8674 (get_expr_operands): Fix thinko wrt flags and subvars.
8676 PR tree-optimize/22379
8677 * tree-inline.c (expand_call_inline): Do not output sorry in early
8680 2005-07-12 Dale Johannesen <dalej@apple.com>
8682 * config/rs6000.c (rs6000_rtx_cost): Move FLOAT_EXTEND.
8684 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8687 * host-linux.h: Include limits.h.
8689 2005-07-12 Dale Johannesen <dalej@apple.com>
8691 * expr.c (compress_float_constant): Add cost check.
8692 * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
8694 2005-07-12 Dale Johannesen <dalej@apple.com>
8696 * gcc.target/i386/compress-float-sse.c: New.
8697 * gcc.target/i386/compress-float-sse-pic.c: New.
8698 * gcc.target/i386/compress-float-387.c: New.
8699 * gcc.target/i386/compress-float-387-pic.c: New.
8700 * gcc.dg/compress-float-ppc.c: New.
8701 * gcc.dg/compress-float-ppc-pic.c: New.
8703 2005-07-12 Eric Christopher <echristo@redhat.com>
8705 * config.gcc (s390x-ibm-tpf*): Add extra_options. Remove
8707 * config/s390/s390.md: Include tpf.md. Move tpf specific
8709 * config/s390/tpf.md: To here.
8710 * config/s390/s390.opt: Move tpf specific options...
8711 * config/s390/tpf.opt: to here. Add mmain option.
8712 * config/s390/tpf-unwind.h: Remove unnecessary defines.
8713 * config/s390/tpf.h: Rewrite.
8715 2005-07-12 Eric Christopher <echristo@redhat.com>
8717 * gcc.c (struct infile): Update comment for language.
8718 (main): Rewrite input file resetting code.
8720 2005-07-12 Andrew Pinski <pinskia@physics.uc.edu>
8723 * tree-ssa-dom.c (eliminate_redundant_computations): Reject the prop if
8724 requiring a cast in a non RHS of modify_expr. Add a cast when required.
8725 (lookup_avail_expr): Use constant_boolean_node instead
8726 of boolean_false_node/boolean_true_node.
8728 2005-07-12 Ben Elliston <bje@au.ibm.com>
8730 * tree-cfg.c (dump_cfg_stats): Add a new fmt_str_2 format string
8731 and use it when printing num_edges.
8733 2005-07-12 Bernd Schmidt <bernd.schmidt@analog.com>
8735 * doc/extend.texi (Blackfin Built-in Functions): New section.
8736 * doc/invoke.texi (mcsync-anomaly, mno-csync-anomaly): Fix the
8739 2005-07-12 Adrian Straetling <straetling@de.ibm.com>
8741 * builtins.c: (expand_builtin_memcmp, expand_builtin_strncmp):
8742 s/cmpstrsi/cmpstrnsi
8743 (expand_builtin_strcmp): Rewrite to support both 'cmpstrsi' and
8745 * optabs.c: (prepare_cmp_insn): Add availability of 'cmpstrn'.
8746 (init_optabs): Initialize cmpstrn_optab.
8747 * optabs.h: (enum insn_code cmpstrn_optab): Declare.
8748 * genopinit.c: (optabs[]): Add 'cmpstrn' to initialisation.
8749 * expr.c: (enum insn_code cmpstrn_optab): Declare.
8750 * config/i386/i386.md: s/cmpstr/cmpstrn
8751 * config/c4x/c4x.md: s/cmpstr/cmpstrn
8752 * doc/md.texi: Update documentation.
8754 2005-07-11 Richard Henderson <rth@redhat.com>
8756 * config/alpha/alpha.c (alpha_gimplify_va_arg_1): Use
8757 build_va_arg_indirect_ref.
8758 (alpha_gimplify_va_arg): Likewise.
8759 * config/c4x/c4x.c (c4x_gimplify_va_arg_expr): Likewise.
8760 * config/i860/i860.c (i860_gimplify_va_arg_expr): Likewise.
8761 * config/mips/mips.c (mips_gimplify_va_arg_expr): Likewise.
8762 * config/pa/pa.c (hppa_gimplify_va_arg_expr): Likewise.
8763 * config/sh/sh.c (sh_gimplify_va_arg_expr): Likewise.
8764 * config/stormy16/stormy16.c (xstormy16_expand_builtin_va_arg):
8766 * config/xtensa/xtensa.c (xtensa_gimplify_va_arg_expr): Likewise.
8768 2005-07-12 Zdenek Dvorak <dvorakz@suse.cz>
8770 * tree-flow.h (remove_empty_loops, single_dom_exit): Declare.
8771 * passes.c (init_optimization_passes): Add pass_empty_loop.
8772 * tree-pass.h (pass_empty_loop): Declare.
8773 * tree-ssa-loop-ivcanon.c (empty_loop_p, remove_empty_loop,
8774 try_remove_empty_loop, remove_empty_loops): New functions.
8775 * tree-ssa-loop-ivopts.c (single_dom_exit): Export.
8776 * tree-ssa-loop.c (tree_ssa_empty_loop, pass_empty_loop): New.
8778 2005-07-12 Peter Barada <peter@the-baradas.com>
8782 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Disallow bytes
8783 in address registers.
8784 * config/m68k/m68k.c (hard_regno_mode_ok): Likewise.
8785 * config/m68k/m68k.md: Replace 's' with 'i' in 4th
8786 alternative of addsi3_5200.
8788 2005-07-11 Ian Lance Taylor <ian@airs.com>
8790 * config/mips/mips.md (ffs<mode>2): Remove.
8792 2005-07-11 Ian Lance Taylor <ian@airs.com>
8794 * doc/tree-ssa.texi (Cleanups): Improve description of
8796 (GIMPLE Exception Handling): Clarify TRY_CATCH_EXPR cases.
8798 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8800 * print-tree.c (print_node): Use DECL_ARGUMENT_FLD.
8801 * tree.h (DECL_ARGUMENT_FLD): New macro.
8803 2005-07-11 Daniel Berlin <dberlin@dberlin.org>
8805 Fix PR tree-optimization/22404
8807 * tree-ssa-structalias.c (create_variable_info_for): Use
8810 2005-07-11 Bernd Schmidt <bernd.schmidt@analog.com>
8812 * config/bfin/bfin.md (cmpsi, compare_eq, compare_ne, compare_lt,
8813 compare_le, compare_leu, compare_ltu): Use reg_or_const_int_operand
8814 for second comparison operand.
8815 * config/bfin/predicates.md (reg_or_const_int_operand): New.
8817 * config/bfin/bfin.md (define_attr "type"): Add "sync".
8818 (define_insn_reservation "alu"): Likewise.
8819 (csync, ssync): Now of type sync.
8820 * config/bfin/bfin.h (TARGET_DEFAULT): Defaults to
8821 -mcsync-anomaly -mspecld-anomaly.
8822 * config/bfin/bfin.opt (mcsync): Remove.
8823 (mcsync-anomaly, mspecld-anomaly): Add.
8824 * config/bfin/bfin.c: Include "insn-codes.h".
8825 (bfin_reorg): Extend to handle the CSYNC anomaly as well.
8826 (TARGET_DEFAULT_TARGET_FLAGS): New.
8827 * doc/invoke.texi: Document -mcsync-anomaly, -mspecld-anomaly.
8829 2005-07-11 Steven Bosscher <stevenb@suse.de>
8831 * basic-block.h: Give the BB flags enum a name, bb_flags.
8832 Add new flags BB_FORWARDER_BLOCK, and BB_NONTHREADABLE_BLOCK.
8833 * cfgcleanup.c (enum bb_flags): Remove here.
8834 (BB_FLAGS, BB_SET_FLAG, BB_CLEAR_FLAG): Remove.
8835 (notice_new_block): Set/test bb->flags instead of aux via BB_FLAGS.
8836 (update_forwarder_flag): Likewise.
8837 (thread_jump): Likewise.
8838 (try_forward_edges): Likewise.
8839 (try_optimize_cfg): Likewise. Clear bb->flags before updating the
8840 forwarder flags. Don't clear bb->aux for all basic blocks. Only
8841 reset the BB_FORWARDER_BLOCK and BB_NONTHREADABLE_BLOCK flags.
8843 2005-07-11 Richard Guenther <rguenther@suse.de>
8845 * config/i386/i386.opt: New target option -msseregparm.
8846 * config/i386/i386.c (override_options): Error out for
8847 -msseregparm but no SSE support.
8848 (ix86_function_sseregparm): Check for global sseregparm.
8849 * doc/invoke.texi: Document -msseregparm.
8851 2005-07-11 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
8853 * config.gcc (m32r-*-linux*): Use the default extra_parts.
8854 (m32rle-*-linux*): Ditto.
8856 2005-07-11 Jakub Jelinek <jakub@redhat.com>
8858 * cfgexpand.c (stack_protect_classify_type): Use TYPE_SIZE_UNIT (type)
8859 instead of TYPE_MAX_VALUE (TYPE_DOMAIN (type)) to get array size in
8862 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8866 * loop.c (loop_givs_rescan): Use expand_simple_binop instead of
8867 gen_rtx_MINUS to handle non-replaceable (plus ((x) (const)).
8869 2005-07-07 Daniel Berlin <dberlin@dberlin.org>
8871 * tree-ssa-structalias.c (struct variable_info): Heapify complex.
8872 (varmap): Heapify varmap.
8873 (constraints): Heapify constraints.
8874 (struct constraint_graph): Heapify succs and preds.
8875 (constraint_vec_find): Update for heapification.
8876 (constraint_set_union): Ditto.
8877 (insert_into_complex): Ditto.
8878 (constraint_edge_vec_find): Ditto.
8879 (erase_graph_self_edge): Ditto.
8880 (add_graph_edge): Ditto.
8881 (get_graph_weights): Ditto.
8882 (merge_graph_nodes): Ditto.
8883 (build_constraint_graph): Ditto.
8884 (topo_visit): Ditto.
8885 (solve_graph): Ditto.
8886 (create_variable_info_for): Ditto.
8887 (init_base_vars): Ditto.
8888 (delete_points_to_sets): Free graph, varmap, and complex constraints.
8889 (condese_varmap_nodes): Free complex vector.
8890 (clear_edges_for_node): Clear succs and preds vector.
8892 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8894 * tree-ssa-structalias.c (update_alias_info): Change counting of
8895 references to not include vdefs.
8897 2005-07-10 Daniel Berlin <dberlin@dberlin.org>
8899 * tree-ssa-alias.c (free_used_part_map): Add missing free.
8902 2005-07-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8904 * pa.c (pa_commutative_p): Make PLUS commutative when
8905 TARGET_NO_SPACE_REGS is true.
8907 2005-07-09 Diego Novillo <dnovillo@redhat.com>
8909 * Makefile.in (tree-ssa-alias.o): Depend on tree-ssa-structalias.h
8910 * tree-cfg.c (CHECK_OP): Only test for is_gimple_val.
8911 * tree-dfa.c (dump_subvars_for): New.
8912 (debug_subvars_for): New.
8913 (dump_variable): Show subvariables if VAR has them.
8914 * tree-flow-inline.h (get_subvar_at): New.
8915 (overlap_subvar): Change offset and size to unsigned HOST_WIDE_INT.
8916 * tree-flow.h (struct ptr_info_def): Remove field pt_malloc.
8918 (struct subvar): Change fields offset and size to unsigned
8920 (dump_subvars_for): Declare.
8921 (debug_subvars_for): Declare.
8922 (get_subvar_at): Declare.
8923 (okay_component_ref_for_subvars): Change 2nd and 3rd argument
8924 to unsigned HOST_WIDE_INT *.
8925 (overlap_subvar): Likewise.
8926 * tree-gimple.c (is_gimple_reg): Always return false for
8927 SFTs and memory tags.
8928 * tree-pass.h (pass_build_pta, pass_del_pta): Remove.
8930 * tree-ssa-alias.c: Include tree-ssa-structalias.h.
8931 (compute_may_aliases): Call compute_points_to_sets.
8932 (collect_points_to_info_for): Remove.
8933 (compute_points_to_and_addr_escape): Remove.
8934 (delete_alias_info): Call delete_points_to_sets.
8935 (compute_flow_sensitive_aliasing): If the call to
8936 find_what_p_points_to returns false, call set_pt_anything.
8937 (add_may_alias): Set TREE_ADDRESSABLE when adding a new alias.
8938 (set_pt_anything): Clear pi->pt_vars.
8939 (set_pt_malloc): Remove.
8940 (merge_pointed_to_info): Remove.
8941 (add_pointed_to_expr): Remove.
8942 (add_pointed_to_var): Remove.
8943 (collect_points_to_info_r): Remove.
8944 (is_escape_site): Make extern.
8946 (create_overlap_variables_for): Call it.
8947 * tree-ssa-copy.c (merge_alias_info): Never merge
8948 flow-sensitive alias information.
8949 * tree-ssa-operands.c (get_expr_operands): Adjust variables
8950 offset and size to be unsigned HOST_WIDE_INT.
8951 (add_to_addressable_set): Rename from note_addressable.
8952 Set TREE_ADDRESSABLE as the variables are added to the set.
8954 (add_stmt_operand): Do not try to micro-optimize unmodifiable
8955 operands into VUSEs when adding V_MAY_DEFs for members in an
8957 * tree-ssa-operands.h (add_to_addressable_set): Declare.
8958 * tree-ssa-structalias.c: Include tree-ssa-structalias.h last.
8959 (struct variable_info): Add bitfield is_heap_var.
8960 (var_anyoffset, anyoffset_tree, anyoffset_id): Declare.
8961 (new_var_info): Initialize is_heap_var.
8962 (get_constraint_for): Add HEAP variables to the symbol table.
8963 Mark them with is_heap_var.
8964 (update_alias_info): New. Taken mostly from the old
8965 compute_points_to_and_addr_escape.
8966 (handle_ptr_arith): New.
8967 (find_func_aliases): Call update_alias_info.
8968 Call handle_ptr_info for tcc_binary expressions.
8969 Call mark_stmt_modified.
8970 (create_variable_info_for): If DECL has subvars, do not create
8971 variables for its subvars. Always add all the fields.
8972 (set_uids_in_ptset): If the solution includes ANYOFFSET and
8973 SFTs, then add all the SFTs of the structure.
8974 If VI->DECL is an aggregate with subvariables, add the SFT at
8976 (find_what_p_points_to): If VI is an artificial variable,
8977 translate to bitfields in SSA_NAME_PTR_INFO.
8978 If the solution is empty, set pi->pt_vars to NULL
8979 (init_base_vars): Create ANYOFFSET.
8980 (compute_points_to_sets): Rename from create_alias_vars.
8982 (pass_build_pta): Remove.
8983 (delete_points_to_sets): Rename from delete_alias_vars.
8984 (pass_del_pta): Remove.
8985 * tree-ssa-structalias.h (struct alias_info): Move from
8987 (NUM_REFERENCES, NUM_REFERENCES_CLEAR, NUM_REFERENCES_INC,
8988 NUM_REFERENCES_SET): Likewise.
8989 (compute_points_to_sets, delete_points_to_sets): Declare.
8991 2005-07-09 Richard Henderson <rth@redhat.com>
8993 * config/alpha/alpha.c (emit_insxl, alpha_expand_compare_and_swap_12,
8994 alpha_split_compare_and_swap_12, alpha_expand_lock_test_and_set_12,
8995 alpha_split_lock_test_and_set_12): New functions.
8996 * config/alpha/alpha-protos.h: Update.
8997 * config/alpha/alpha.md (UNSPEC_MB, UNSPEC_ATOMIC,
8998 UNSPEC_CMPXCHG, UNSPEC_XCHG): Rename from UNSPECV_FOO.
8999 * config/alpha/sync.md (I12MODE): New.
9000 (memory_barrier, mb_internal): Use unspec instead of unspec_volatile.
9001 (sync_<fetchop_name><I48MODE>): Likewise.
9002 (sync_nand<I48MODE>): Likewise.
9003 (sync_old_<fetchop_name><I48MODE>): Likewise.
9004 (sync_new_<fetchop_name><I48MODE>): Likewise.
9005 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
9006 (sync_compare_and_swap<I48MODE>): Likewise.
9007 (sync_lock_test_and_set<I48MODE>): Likewise.
9008 (sync_compare_and_swap<I12MODE>): New.
9009 (sync_compare_and_swap<I12MODE>_1): New.
9010 (sync_lock_test_and_set<I12MODE>): New.
9011 (sync_lock_test_and_set<I12MODE>_1): New.
9013 2005-07-09 Diego Novillo <dnovillo@redhat.com>
9017 * passes.c (execute_todo): Cleanup the CFG before updating SSA.
9019 2005-07-09 Jakub Jelinek <jakub@redhat.com>
9021 * config/i386/i386.c (output_set_got): Don't omit OFFSET FLAT:
9022 in Intel syntax add %reg, OFFSET FLAT:_GLOBAL_OFFSET_TABLE_+(.-.Lx).
9024 2005-07-09 Richard SAndiford <richard@codesourcery.com>
9027 * config/mips/elf.h (NO_IMPLICIT_EXTERN_C): Define.
9029 2005-07-08 David Edelsohn <edelsohn@gnu.org>
9031 * config/rs6000/sync.md (load_locked_<mode>): Use Z for
9032 memory_operand constraint.
9033 (store_conditional_<mode>): Same.
9034 (sync_compare_and_swap<mode>): Same.
9035 (sync_lock_test_and_set<mode>): Same.
9037 2005-07-08 Hans-Peter Nilsson <hp@axis.com>
9039 Rewrite PIC support to more closely model actual instructions.
9040 * config/cris/cris-protos.h (cris_gotless_symbol, cris_got_symbol)
9041 (cris_symbol): Remove prototypes for removed functions.
9042 (cris_pic_symbol_type_of, cris_valid_pic_const)
9043 (cris_expand_pic_call_address): Prototypes for new functions.
9044 * config/cris/cris/cris.c (cris_pic_sympart_only): Remove unused
9046 (cris_print_operand) <case 'v', 'P'>: Remove cases for unused
9048 <case ':'>: Add case for new punctuation character.
9049 <case 'd'>: Temporarily set flag_pic = 2 instead of incorrectly
9050 emitting (extra) PIC modifier.
9051 <case UNSPEC>: Do not assert for PLT.
9052 (cris_initial_frame_pointer_offset, cris_simple_epilogue)
9053 (cris_expand_prologue, cris_expand_epilogue): Check
9054 for pic_offset_table_rtx usage instead of taking
9055 current_function_uses_pic_offset_table as the final word.
9056 (cris_rtx_costs, cris_address_cost, cris_side_effect_mode_ok):
9057 Remove flag_pic difference.
9058 (cris_valid_pic_const, cris_pic_symbol_type_of): New functions,
9059 the moral equivalents of...
9060 (cris_symbol, cris_gotless_symbol, cris_got_symbol): Remove
9062 (cris_legitimate_pic_operand): Just call cris_valid_pic_const.
9063 (cris_handle_option): Mark ARG as unused.
9064 (cris_expand_pic_call_address): New worker function for "call",
9066 (cris_asm_output_symbol_ref, cris_asm_output_label_ref): Do not
9067 output PIC constructs here.
9068 (cris_output_addr_const_extra): Changes for emitting PIC modifiers
9069 as symbol-specific modifers, not whole or part of operands.
9070 * config/cris/cris/cris.h (EXTRA_CONSTRAINT): Remove 'U' case.
9071 (EXTRA_CONSTRAINT_S): Changed semantics: allow only CONST-wrapped
9072 constants and flag_pic.
9073 (CONSTANT_INDEX_P): Adjust for new functions.
9074 (enum cris_pic_symbol_type): New helper type.
9075 (PRINT_OPERAND_PUNCT_VALID_P): Add ':'.
9076 * config/cris/cris/cris.md (CRIS_UNSPEC_GOTREL)
9077 (CRIS_UNSPEC_GOTREAD, CRIS_UNSPEC_PLTGOTREAD): New
9079 ("movsi"): Emit actual instructions for GOT and relative access.
9080 ("*movsi_got_load"): New pattern to set up the register holding
9082 ("*movsi_internal"): Operand 1 is not a plain general_operand.
9083 Adjust FIXME for 'S'.
9084 <output for 'S' alternative>: Sanity-check UNSPEC types for PIC.
9085 Use "movs" for -fpic cases.
9086 ("addsi3"): Add alternative for 'S'; use adds.w when possible.
9087 ("uminsi3","*expanded_call_value"): Remove 'S' alternative.
9088 ("call", "call_value"): Just call cris_expand_pic_call_address for
9090 ("*expanded_call_no_gotplt", "*expanded_call_value_no_gotplt"):
9091 Remove special pattern.
9092 ("*expanded_call_side", "*expanded_call_value_side"): New
9094 (gotplt-to-plt, gotplt-to-plt-side-call)
9095 (gotplt-to-plt-side-call-value, gotplt-to-plt-side): New
9097 * config/cris/cris/predicates.md
9098 ("cris_general_operand_or_gotless_symbol"): Remove unused
9100 ("cris_general_operand_or_symbol"): Adjust for new functions.
9102 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9104 * config/darwin.h (TARGET_C99_FUNCTIONS): Define to 1.
9106 2005-07-08 Daniel Berlin <dberlin@dberlin.org>
9108 * Makefile.in (TREE_H): Add treestruct.def.
9109 (c-decl.o): Add pointer-set.h
9110 * c-decl.c (diagnose_mismatched_decls): Don't attempt to look at
9111 visibility on regular DECL's.
9112 (merge_decls): Fix the copying of decl nodes of various types for
9113 the new structures. Don't update RTL, section name, weak status,
9114 etc, on DECL's without RTL.
9115 (grokdeclarator): DECL_ARG_TYPE_AS_WRITTEN is gone.
9116 Don't check volatile on non-variable types.
9117 (store_parm_decls_oldstyle): Use pointer_set instead of DECL_WEAK
9118 to check whether we have seen arguments.
9119 * c-objc-common.c (c_tree_printer): Reverse order of tests so that
9120 flag is checked before field (flag is common, field is not).
9121 * dwarf2out.c (decl_ultimate_origin): Only DECL's with
9122 TS_DECL_COMMON could have an origin.
9123 (add_location_or_const_value_attribute): Don't check section name
9124 on non-var/function decls.
9125 (dwarf2out_var_location): Reverse order of tests.
9126 * emit-rtl.c (set_reg_attrs_for_parm): DECL_CHECK is dead, replace
9127 with DECL_WRTL_CHECK.
9128 * expmed.c (make_tree): rtl is now in decl_with_rtl.
9129 * fold-const.c (fold_binary): Don't check weakness on
9130 non-var/function decls.
9131 (tree_expr_nonzero_p): Ditto.
9132 (fold_checksum_tree): Use tree_decl_extra as sizeof
9134 * ggc-page.c (extra_order_size_table): Add sizes for
9135 tree_decl_non_common, tree_parm_decl, tree_var_decl, and
9137 * gimplify.c (gimplify_bind_expr): Only set
9138 DECL_SEEN_IN_BIND_EXPR_P on VAR_DECL.
9139 * integrate.c (copy_decl_for_inlining): Don't set RTL on decl's
9141 * langhooks-def.h (LANG_HOOK_INIT_TS): New.
9142 * langhooks.h (init_ts). New langhook.
9143 * passes.c (rest_of_decl_compilation): Reverse order of tests.
9144 * print-tree.c (print_node): Update to only print fields that
9145 exist in the structures the passed decl has.
9146 * toplev.c (wrapup_global_declarations): Don't reset
9147 DECL_DEFER_OUTPUT on DECL's that don't contain it.
9148 * tree-browser.c (browse_tree): DECL_ARG_TYPE_AS_WRITTEN removed.
9149 * tree-inline.c (remap_decl): Ditto.
9150 * tree-outof-ssa.c (create_temp): Reverse order of tests.
9151 * tree-pretty-print.c (print_declaration): Don't print
9152 DECL_REGISTER on things that don't contain it.
9153 * tree-vrp.c (expr_computes_nonzero): Don't check weakness on
9154 non-var/function decls.
9155 * tree.c (tree_contains_struct): New structure.
9156 (init_priority_for_decl): New hashtable.
9157 (tree_int_map): New structure.
9158 (tree_int_map_eq): New function.
9159 (tree_int_map_marked_p): Ditto.
9160 (tree_int_map_hash): Ditto.
9161 (tree_map): Move to tree.h.
9162 (tree_map_eq): Externalize.
9163 (tree_map_hash): Ditto.
9164 (tree_map_marked_p): Ditto.
9165 (init_ttree): Set up tree_contains_struct and call langhook.
9166 (decl_assembler_name): Use DECL_NON_COMMON_CHECK..
9167 (tree_code_size): Update for new structures.
9168 (tree_node_structure): Update for new structures.
9169 (make_node_stat): Don't try to set DECL_IN_SYSTEM_HEADER on decls
9171 (copy_node_stat): Copy init priority.
9172 (build_decl_stat): Ditto for visibility.
9173 (ts_enum_names): New.
9174 (tree_contains_struct_check_failed): New function.
9175 (decl_init_priority_lookup): Ditto.
9176 (decl_init_priority_insert): Ditto.
9177 * treestruct.def: New file.
9178 * tree.h (CODE_CONTAINS_STRUCT): New macro.
9179 (CONTAINS_STRUCT_CHECK): Ditto.
9180 (tree_contains_struct_check_failed): New prototype.
9181 (DECL_CHECK): Removed.
9182 (DECL_MINIMAL_CHECK): New.
9183 (DECL_COMMON_CHECK): Ditto.
9184 (DECL_WRTL_CHECK): Ditto.
9185 (DECL_NON_COMMON_CHECK): Ditto.
9186 (DECL_WITH_VIS_CHECK): Ditto.
9187 (VAR_OR_FUNCTION_DECL_P): Ditto
9188 (struct tree_decl_minimal): New structure.
9189 (struct tree_decl_common): Ditto.
9190 (struct tree_decl_with_rtl): Ditto.
9191 (struct tree_decl_with_vis): Ditto.
9192 (struct tree_decl_non_common): Ditto.
9193 (struct tree_field_decl): Ditto.
9194 (struct tree_parm_decl): Ditto.
9195 (struct tree_var_decl): Ditto.
9196 (struct tree_function_decl): Ditto.
9197 (struct tree_const_decl): Ditto.
9198 (struct tree_result_decl): Ditto.
9199 (union tree_node): Add new structures.
9200 * var-tracking.c (track_expr_p): Reverse order of tests.
9202 * doc/c-tree.texi: Add documentation on DECL node internal structure.
9204 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
9206 * cfgexpand.c (tree_expand_cfg): Don't use FINALIZE_PIC.
9207 * system.h: Poison FINALIZE_PIC.
9208 * doc/tm.texi (FINALIZE_PIC): Remove.
9210 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9213 * tree-ssa-propagate.c (fold_predicate_in): Convert the value
9214 to the correct type if we have a MODIFY_EXPR.
9216 2005-07-08 Kazu Hirata <kazu@codesourcery.com>
9218 PR tree-optimization/22360
9219 * tree.c (upper_bound_in_type): Fix calculations for casting
9220 to a non-wider signed type and casting a signed value to a
9221 wider unsigned type.
9222 (lower_bound_in_type): Fix calculations for casting to a
9223 non-wider signed type.
9225 PR tree-optimization/20139
9226 * tree-cfg.c (remove_bb): Check in_ssa_p before calling
9228 * tree-optimize.c (execute_cleanup_cfg_post_optimizing): Call
9229 fold_cond_expr_cond.
9230 * tree-ssanames.c (release_defs): Assert in_ssa_p.
9231 * tree.c (upper_bound_in_type, lower_bound_in_type): Rewrite.
9233 2005-07-08 Andrew Pinski <pinskia@physics.uc.edu>
9236 * tree-complex.c (expand_complex_libcall): Produce
9237 REALPART_EXPR/IMAGPART_EXPR with the correct type.
9239 2005-07-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9241 * bitmap.c (bitmap_and, bitmap_and_into, bitmap_and_compl,
9242 bitmap_and_compl_into, bitmap_xor, bitmap_xor_into): Removed "a !=
9243 b" assert and inserted fastpath code for this case.
9244 (bitmap_ior): Removed "a != b" assert.
9246 2005-07-08 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9248 * config/m32r/linux.h (STARTFILE_SPEC): Support PIE.
9249 (ENDFILE_SPEC): Likewise.
9250 * config/m32r/m32r.h (ASM_SPEC): Likewise.
9252 * config/m32r/m32r.c (m32r_output_function_epilogue): Care for
9253 a large stack frame at epilogue.
9255 2005-07-08 David Billinghurst <David.Billinghurst@riotinto.com>
9257 * final.c: Include sdbout.h when required.
9259 2005-07-07 Geoffrey Keating <geoffk@apple.com>
9261 * config.gcc (*-*-darwin*): Only one target-specific header file
9263 (powerpc-*-darwin*): Add version-specific header files.
9264 * configure.in (gcc_AC_CHECK_DECLS): Add strverscmp.
9265 * config.in: Regenerate.
9266 * configure: Regenerate.
9267 * gcc.c: Include xregex.h.
9268 (version_compare_spec_function): New.
9269 (spec_function): Add version-compare.
9270 (replace_outfile_spec_function): Reformat comment.
9271 (compare_version_strings): New.
9272 * config/darwin-c.c (version_as_macro): New.
9273 (builtin_define): New.
9274 (darwin_cpp_builtins): New.
9275 * config/darwin-protos.h (darwin_cpp_builtins): New.
9276 * config/darwin.h (CPP_SPEC): Don't define APPLE_CC here.
9277 (LIB_SPEC): Make unconditional, update comment.
9278 (TARGET_C99_FUNCTIONS): Define.
9279 * config/darwin.opt: Sort.
9280 (mmacosx-version-min=): New.
9281 * config/darwin7.h: Delete.
9282 * config/darwin8.h: Delete.
9283 * config/i386/darwin.h (): Call darwin_cpp_builtins.
9284 * config/rs6000/darwin.h (): Call darwin_cpp_builtins.
9285 (TARGET_C99_FUNCTIONS): Define.
9286 * config/rs6000/darwin7.h: New.
9287 * config/rs6000/darwin8.h: New.
9288 * doc/invoke.texi (Darwin Options): Add -mmacosx-version-min=
9289 (-mmacosx-version-min): Document.
9291 2005-07-07 Ian Lance Taylor <ian@airs.com>
9293 * config/mips/mips.md (abs<mode>2) [GPR]: Remove.
9295 2005-07-07 John David Anglin <dave.anglin@nrc-crc.gc.ca>
9298 * loop.c (loop_givs_rescan): Check that v->new_reg is a REG.
9300 2005-07-07 Khem Raj <kraj@mvista.com>
9302 * config/arm/arm.c (thumb_output_function_prologue): Calculate offset
9303 in bytes, not words.
9305 2005-07-07 Paul Brook <paul@codesourcery.com>
9307 * config/arm/arm.c (arm_pad_arg_upward): Compare return value of
9308 DEFAULT_FUNCTION_ARG_PADDING to upward.
9310 2005-07-07 Richard Henderson <rth@redhat.com>
9312 * function.c (locate_and_pad_parm): Record parameter alignment in
9313 stack_alignment_needed.
9315 2005-07-07 David Edelsohn <edelsohn@gnu.org>
9317 * config/rs6000/rs6000.md (UNSPEC_SYNC, UNSPEC_SYNC_OP,
9318 UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC, UNSPEC_ISYNC): Delete.
9319 (UNSPECV_LL, UNSPECV_SC, UNSPECV_ATOMIC, UNSPECV_SYNC,
9320 UNSPECV_SYNC_OP, UNSPECV_CMPXCHG, UNSPECV_LWSYNC, UNSPECV_ISYNC): New.
9321 (define_attr "type"): Add isync, sync, load_l, store_c.
9322 * config/rs6000/sync.md (memory_barrier): Change to define_expand.
9323 Create scratch volatile MEM.
9324 (sync_internal): New. POWER mnemonic is dcs, not ics. Attribute
9326 (load_locked_<mode>): New.
9327 (store_conditional_<mode>): New.
9328 (sync_compare_and_swap<mode>): Replace with splitter.
9329 (sync_lock_test_and_set<mode>): Replace with splitter.
9330 (sync_<fetchop><mode>): Change to unspec_volatile UNSPECV_SYNC_OP
9332 (isync): Change to unspec_volatile UNSPECV_ISYNC. POWER mnemonic
9333 is ics. Attribute isync.
9334 (lwsync): Change to unspec_volatile UNSPECV_LWSYNC. Attribute
9336 * config/rs6000/rs6000.c (rs6000_emit_sync): Use UNSPEC_VOLATILE
9337 and UNSPECV_SYNC_OP.
9338 (emit_unlikely_jump): New.
9339 (emit_load_locked): New.
9340 (emit_store_conditional): New.
9341 (rs6000_split_compare_and_swap): New.
9342 (rs6000_split_lock_test_and_set): New.
9343 (is_dispatch_slot_restricted): Return 4 for TYPE_LOAD_L,
9344 TYPE_STORE_C, TYPE_ISYNC, TYPE_SYNC.
9345 * config/rs6000/rs6000-protos.h (rs6000_split_compare_and_swap,
9346 rs6000_split_lock_test_and_set): Declare.
9347 * config/rs6000/{40x.md,440.md,603.md,6xx.md,7450.md,7xx.md,8540.md,
9348 mpc.md,power4.md,power5.md,rios1.md,rios2.md,rs64.md): Add load_l,
9349 store_c, isync, sync.
9351 2005-07-07 Kelley Cook <kcook@gcc.gnu.org>
9353 * Makefile.in (echo_quoted_to_gtyp): New template for outputing
9354 filenames to gtyp-gen.h.
9355 (s-typ-gen): Use it in place of for loops.
9357 2005-07-07 J"orn Rennecke <joern.rennecke@st.com>
9359 * hooks.c (hook_bool_rtx_int_false): New function.
9360 * hooks.h (hook_bool_rtx_int_false): Declare.
9361 * target-def.h (TARGET_COMMUTATIVE_P): Define.
9362 (TARGET_INITIALIZER): Add TARGET_COMMUTATIVE_P.
9363 * target.h (struct gcc_target): Add commutative_p member.
9364 * targhooks.c (hook_bool_rtx_commutative_p): New function.
9365 * targhooks.h (hook_bool_rtx_commutative_p): Declare.
9366 * pa.c (TARGET_COMMUTATIVE_P): Redefine.
9367 (pa_commutative_p): New function.
9368 * jump.c (target.h): Include.
9369 (rtx_renumbered_equal_p): Use targetm.commutative_p.
9370 * doc/tm.texi: Document TARGET_COMMUTATIVE_P.
9372 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9374 * config/s390/s390-protos.h (s390_expand_clrmem): Delete.
9375 (s390_expand_setmem): New.
9376 * config/s390/s390.c: Likewise.
9377 (print_shift_count_operand): Truncate to 12 bits instead of 6.
9379 * config/s390/s390.md: ("setmem<mode>"): Accept character as
9380 general_operand. Call new function "s390_expand_setmem".
9381 ("clrmem_long", "*clrmem_long"): Rewrite to ...
9382 ("setmem_long", "*setmem_long"): ... this.
9384 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9386 * config/s390/s390.c: (optimization_options): Enable
9387 TARGET_MVCLE at -Os.
9388 * doc/invoke.texi: Document changes in default behaviour.
9389 * config/s390/s390.opt: ("mvcle"): Fix typo: is "mmvcle".
9391 2005-07-07 Adrian Straetling <straetling@de.ibm.com>
9393 * expr.c: (set_storage_via_setmem): Convert opchar to mode
9394 defined by back-end.
9396 2005-07-07 Jakub Jelinek <jakub@redhat.com>
9398 * config/sparc/sparc.md (stack_protect_testsi): Put clobbers after
9399 all sets in the pattern.
9400 * config/rs6000/rs6000.md (stack_protect_testsi,
9401 stack_protect_testdi): Likewise.
9403 2005-07-06 Jeff Law <law@redhat.com>
9405 * tree-vrp.c (simplify_using_ranges): Kill.
9406 (vrp_finalize): Remove call to simplify_using_ranges.
9407 (simplify_stmt_using_ranges): New function extracted from
9408 simplify_using_ranges.
9409 (simplify_div_or_mod_using_ranges): Likewise.
9410 (simplify_abs_using_ranges): Likewise.
9411 (simplify_cond_using_ranges): New function.
9412 * tree-flow.h (simplify_stmt_using_ranges): Prototype.
9413 * tree-ssa-propagate.c (substitute_and_fold): Call
9414 simplify_stmt_using_ranges if we have range information.
9416 2005-07-06 James E. Wilson <wilson@specifixinc.com>
9418 * config/ia64/ia64.c (ia64_reorg): Check optimize before
9419 ia64_flag_schedule_isns2.
9421 * config/ia64/ia64.c (ia64_expand_movxf_movrf): Don't word swap when
9422 reading/writing general registers.
9423 (ia64_function_arg): Revert 2005-06-18 change.
9425 2005-07-06 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
9427 * pa.c (legitimize_pic_address): Use gcc_assert instead of abort.
9428 (legitimize_tls_address): Use gcc_unreachable instead of abort.
9430 2005-07-06 Kaz Kojima <kkojima@gcc.gnu.org>
9432 * function.c (expand_function_end): Revert part of 2005-06-27
9433 patch. Do sjlj_emit_function_exit_after after return_label.
9435 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9437 * doc/install.texi (--disable-libssp): New.
9439 2005-07-06 Fariborz Jahanian <fjahanian@apple.com>
9441 * doc/invoke.texi: Update -fforce-mem documentation.
9442 * dojump.c (compare_from_rtx,do_compare_rtx_and_jump): Remove
9443 code for -fforce-mem.
9444 * expmed.c: (store_bit_field,store_fixed_bit_field,
9445 extract_bit_field): Ditto.
9446 * expr.c: (convert_move): Ditto.
9447 * optabs.c: (expand_binop,expand_twoval_unop,expand_twoval_binop,
9448 expand_unop,emit_unop_insn,prepare_cmp_insn,emit_conditional_move,
9449 emit_conditional_add,expand_float,expand_fix): Ditto.
9450 * opts.c: (decode_options): Remove setting of flag_force_mem flag.
9451 (common_handle_option): Issue warning when -fforce-mem specified.
9453 2005-07-06 Paul Brook <paul@codesourcery.com>
9455 * aclocal.m4: Work around a bug in AC_PATH_PROGS when its last
9457 * configure: Regenerate.
9459 2005-07-06 J"orn Rennecke <joern.rennecke@st.com>
9461 * sh.c (final_prescan_insn): Undo bogus change from 2005-05-09.
9463 2005-07-06 Daniel Berlin <dberlin@dberlin.org>
9465 Fix PR tree-optimization/22319
9466 Fix PR tree-optimization/22140
9467 Fix PR tree-optimization/22310
9469 * tree-ssa-structalias.c (do_structure_copy): Give up earlier on
9470 variable sized types.
9471 Use correct type for intermediate structure on *a = *b structure
9474 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9476 * config/rs6000/rs6000.h (RS6000_VARARGS_AREA, RS6000_VARARGS_SIZE):
9478 (STARTING_FRAME_OFFSET): Don't add RS6000_VARARGS_AREA.
9479 (machine_function): Move typedef to...
9480 * config/rs6000/rs6000.c (machine_function): ... here. Add
9481 varargs_save_offset field.
9482 (rs6000_stack_t): Remove varargs_size field.
9483 (setup_incoming_varargs): Allocate varargs save area using
9484 assign_stack_local, try to make it as small as possible.
9485 Save offset from virtual_stack_vars_rtx to the save area
9486 in cfun->machine->varargs_save_offset. Use UNITS_PER_FP_WORD
9487 instead of magic 8 when fp word byte size is used.
9488 (rs6000_va_start): Use cfun->machine->varargs_save_offset
9489 instead of -RS6000_VARARGS_SIZE.
9490 (rs6000_stack_info, debug_stack_info,
9491 rs6000_initial_elimination_offset): Remove all traces of
9493 * config/rs6000/sysv4.h (RS6000_VARARGS_AREA): Remove.
9494 * config/rs6000/darwin.h (STARTING_FRAME_OFFSET): Don't add
9495 RS6000_VARARGS_AREA.
9497 2005-07-06 Zdenek Dvorak <dvorakz@suse.cz>
9499 PR tree-optimization/21963
9500 * tree-ssa-loop-ivopts.c (get_computation_aff): Use
9501 constant_multiple_of in the same way get_computation_cost_at does.
9503 2005-07-06 Jakub Jelinek <jakub@redhat.com>
9505 * config/sparc/sparc.h (sparc_compare_emitted): New extern.
9506 * config/sparc/sparc.c (sparc_compare_emitted): New variable.
9507 (gen_compare_reg): If sparc_compare_emitted is set, clear it
9508 and return its previous value.
9509 (emit_v9_brxx_insn): Assert sparc_compare_emitted is NULL.
9510 * config/sparc/sparc.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): New
9512 (stack_protect_set, stack_protect_test): New expanders.
9513 (stack_protect_setsi, stack_protect_setdi, stack_protect_testsi,
9514 stack_protect_testdi): New insns.
9515 * config/sparc/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
9516 * config/sparc/linux64.h (TARGET_THREAD_SSP_OFFSET): Define.
9518 2005-07-06 Jeff Law <law@redhat.com>
9520 * tree-ssa-dce.c (cfg_altered): New global.
9521 (tree_dce_init): Initialize cfg_altered.
9522 (remove_dead_stmt): If we remove an edge in the CFG, then set
9524 (perform_tree_ssa_dce): If we altered the CFG, then invalidate
9527 2005-07-06 Kazu Hirata <kazu@codesourcery.com>
9529 * Makefile.in (stamp-collect-ld): Use
9530 $(ORIGINAL_LD_FOR_TARGET) instead of $<. Don't remove
9531 ./collect-ld if it already exists.
9532 (stamp-nm): Use $(ORIGINAL_NM_FOR_TARGET) instead of $<.
9533 Don't remove ./nm if it already exists.
9535 2005-07-05 Devang Patel <dpatel@apple.com>
9537 * tree-vectorizer.h (struct _loop_vec_info): Remove loop_line_number.
9538 (LOOP_VINFO_LOC, LOOP_LOC): Remove.
9539 * tree-vectorizer.c (vect_loop_location): New.
9540 (vect_print_dump_info): Use vect_loop_location.
9541 (new_loop_vec_info): Do not set LOOP_VINFO_LOC.
9542 (vectorize_loops): Set vect_loop_location.
9543 * tree-vect-analyze.c (vect_analyze_offset_expr,
9544 vect_determin_vectorization_factor, vect_analyze_operations,
9545 vect_analyze_scalar_cycles, vect_analyze_data_ref_dependence,
9546 vect_analyze_data_ref_dependences, vect_compute_data_ref_alignment,
9547 vect_analyze_data_refs_alignment, vect_analyze_data_ref_access,
9548 vect_analyze_data_ref_accesses, vect_analyze_pointer_ref_access,
9549 vect_object_analysis, vect_analyze_data_refs, vect_mark_relevant,
9550 vect_stmt_relevant_p, vect_mark_stmts_to_be_vectorized,
9551 vect_can_advance_ivs_p, vect_get_loop_niters, vect_analyze_loop_form,
9552 vect_analyze_loop): Adjust vect_print_dump_info API.
9553 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref,
9554 vect_create_data_ref_ptr, vect_init_vector, vect_get_vec_def_for_operand,
9555 vect_finish_stmt_generation, vectorizable_assignment,
9556 vectorizable_operation, vectorizable_store, vectorizable_load,
9557 vectorizable_live_operation, vectorizable_condition, vect_transform_stmt,
9558 vect_update_ivs_after_vectorizer, vect_do_peeling_for_loop_bound,
9559 vect_gen_ninters_for_prolog_loop, vect_do_peeling_for_alignment,
9560 vect_transform_loop): Same.
9561 * tree-vectorizer.c (get_vectype_for_scalar_type, vect_is_simple_use,
9562 vect_is_simple_reduction, vect_is_simple_iv_evolution, vectorize_loops):
9565 2005-07-05 Randolph Chung <tausq@debian.org>
9567 * configure.ac (hppa*-*-linux*: Check for a TLS capable gas.
9568 * configure: Regenerate.
9569 * config/pa/pa-protos.h (tls_symbolic_operand): Declare.
9570 (pa_tls_referenced_p): Declare.
9571 * config/pa/pa.c (legitimize_pic_address): Reject TLS operands.
9572 (gen_tls_tga, gen_tls_get_addr, hppa_tls_call): New.
9573 (legitimize_tls_address): New.
9574 (hppa_legitimize_address): Handle TLS addresses.
9575 (pa_tls_symbol_ref_1, pa_tls_referenced_p): New.
9576 (TARGET_CANNOT_FORCE_CONST_MEM): Define.
9577 (emit_move_sequence): Handle TLS addresses.
9578 (pa_encode_section_info): Call default handler to handle common
9580 * config/pa/pa.h (PA_SYMBOL_REF_TLS_P): New.
9581 (CONSTANT_ADDRESS_P): Reject TLS operands.
9582 (TARGET_HAVE_TLS) [HAVE_AS_TLS]: Define.
9583 * config/pa/pa.md (UNSPEC_TP, UNSPEC_TLSGD, UNSPEC_TLSLDM)
9584 (UNSPEC_TLSLDO, UNSPEC_TLSLDBASE, UNSPEC_TLSIE)
9585 (UNSPEC_TLSLE): Define new constants.
9586 (tgd_load, tld_load, tld_offset_load, tp_load, tie_load, tle_load): New.
9587 * config/pa/predicates.md (symbolic_operand): Reject TLS operands.
9588 (tls_symbolic_operand, tgd_symbolic_operand, tld_symbolic_operand)
9589 (tie_symbolic_operand, tle_symbolic_operand): New
9591 2005-07-06 Kelley Cook <kcook@gcc.gnu.org>
9593 * aclocal.m4: Update macros for autoconf 2.59 style.
9594 * configure.ac: Likewise.
9596 2005-07-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9598 * pa.c (function_value): Handle small aggregates on 32-bit targets.
9599 (function_arg): Pass small aggregates in general registers on 32-bit
9601 * som.h (MEMBER_TYPE_FORCES_BLK): Delete define.
9603 2005-07-05 Andrew Pinski <pinskia@physics.uc.edu>
9605 * Makefile.in (final.o): Fix dependencies.
9607 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9611 * langhooks.h (struct lang_hooks): Add expr_to_decl.
9612 * langhooks.c (lhd_expr_to_decl): New.
9613 * langhooks-def.h (lhd_expr_to_decl, LANG_HOOKS_EXPR_TO_DECL):
9615 (LANG_HOOKS_INITIALIZER): Update.
9616 * tree.c (recompute_tree_invarant_for_addr_expr): Call
9617 expr_to_decl langhook.
9618 * c-tree.h (c_expr_to_decl): Declare.
9619 * c-typeck.c (c_expr_to_decl): New.
9620 (build_unary_op): Do not handle ADDR_EXPR of COMPOUND_LITERAL_EXPR
9622 * c-objc-common.h (LANG_HOOKS_EXPR_TO_DECL): Define.
9624 2005-07-05 Joseph S. Myers <joseph@codesourcery.com>
9627 * c-decl.c (finish_struct): Also copy C_TYPE_FIELDS_READONLY,
9628 C_TYPE_FIELDS_VOLATILE and C_TYPE_VARIABLE_SIZE to type variants.
9630 2005-07-05 Paolo Bonzini <bonzini@gnu.org>
9632 * Makefile.in: Adjust dependencies.
9633 * tree-pass.h: Add new passes and passes formerly in tree-optimize.c.
9634 * basic-block.h (duplicate_computed_gotos): Remove, it is now static.
9635 * alias.c (rest_of_handle_cfg, pass_cfg): New.
9636 * bb-reorder.c (duplicate_computed_gotos): Make it static.
9637 * cfgexpand.c (tree_expand_cfg): Add code formerly at the beginning of
9638 rest_of_compilation.
9640 * bb-reorder.c (gate_duplicate_computed_gotos,
9641 pass_duplicate_computed_gotos, gate_handle_reorder_blocks,
9642 rest_of_handle_reorder_blocks, pass_reorder_blocks,
9643 gate_handle_partition_blocks, rest_of_handle_partition_blocks,
9644 pass_partition_blocks): New.
9645 * bt-load.c (gate_handle_branch_target_load_optimize,
9646 rest_of_handle_branch_target_load_optimize,
9647 pass_branch_target_load_optimize): New.
9648 * cfgcleanup.c (rest_of_handle_jump, pass_jump, rest_of_handle_jump2,
9650 * cfglayout.c (pass_insn_locators_initialize): New.
9651 * cfgrtl.c (pass_free_cfg): New.
9652 * combine.c (gate_handle_combine, rest_of_handle_combine,
9654 * cse.c (gate_handle_cse, rest_of_handle_cse, pass_cse,
9655 gate_handle_cse2, rest_of_handle_cse2, pass_cse2): New.
9656 * emit-rtl.c (pass_unshare_all_rtl, pass_remove_unnecessary_notes): New.
9657 * except.c (pass_set_nothrow_function_flags,
9658 pass_convert_to_eh_region_ranges, gate_handle_eh, rest_of_handle_eh,
9660 * final.c (pass_compute_alignments, rest_of_handle_final, pass_final,
9661 rest_of_handle_shorten_branches, pass_shorten_branches,
9662 rest_of_clean_state, pass_clean_state): New.
9663 * flow.c (pass_recompute_reg_usage, gate_remove_death_notes,
9664 rest_of_handle_remove_death_notes, pass_remove_death_notes,
9665 rest_of_handle_life, pass_life, rest_of_handle_flow2,
9667 * function.c (pass_instantiate_virtual_regs, pass_init_function,
9668 rest_of_handle_check_leaf_regs, pass_leaf_regs): New.
9669 * gcse.c (gate_handle_jump_bypass, rest_of_handle_jump_bypass,
9670 pass_jump_bypass, gate_handle_gcse, rest_of_handle_gcse,
9672 * global.c (rest_of_handle_global_alloc, pass_global_alloc): New.
9673 * ifcvt.c (gate_handle_if_conversion, rest_of_handle_if_conversion,
9674 pass_rtl_ifcvt, gate_handle_if_after_combine,
9675 rest_of_handle_if_after_combine, pass_if_after_combine,
9676 gate_handle_if_after_reload, rest_of_handle_if_after_reload,
9677 pass_if_after_reload): New.
9678 * integrate.c (pass_initial_value_sets): New.
9679 * jump.c (pass_cleanup_barriers, purge_line_number_notes,
9680 pass_purge_lineno_notes): New.
9681 * mode-switching.c (rest_of_handle_mode_switching,
9682 pass_mode_switching): New.
9683 * local-alloc.c (rest_of_handle_local_alloc, pass_local_alloc): New.
9684 * loop-init.c (gate_handle_loop2, rest_of_handle_loop2,
9686 * loop.c (gate_handle_loop_optimize, rest_of_handle_loop_optimize,
9687 pass_loop_optimize): New.
9688 * modulo-sched.c (gate_handle_sms, rest_of_handle_sms,
9690 * postreload-gcse.c (gate_handle_gcse2, rest_of_handle_gcse2,
9692 * postreload.c (gate_handle_postreload, rest_of_handle_postreload,
9693 pass_postreload_cse): New.
9694 * profile.c (gate_handle_profiling, pass_profiling,
9695 rest_of_handle_branch_prob, pass_branch_prob): New.
9696 * recog.c (pass pass_split_for_shorten_branches, gate_do_final_split,
9697 pass_split_before_regstack, gate_handle_split_before_regstack,
9698 gate_handle_peephole2, rest_of_handle_peephole2, pass_peephole2,
9699 rest_of_handle_split_all_insns, pass_split_all_insns): New.
9700 * reg-stack.c (gate_handle_stack_regs, rest_of_handle_stack_regs,
9701 pass_stack_regs): New.
9702 * regmove.c (gate_handle_regmove, rest_of_handle_regmove, pass_regmove,
9703 gate_handle_stack_adjustments, rest_of_handle_stack_adjustments,
9704 pass_stack_adjustments): New.
9705 * regrename.c (gate_handle_regrename, rest_of_handle_regrename,
9706 pass_regrename): New.
9707 * reorg.c (gate_handle_delay_slots, rest_of_handle_delay_slots,
9708 pass_delay_slots, gate_handle_machine_reorg,
9709 rest_of_handle_machine_reorg, pass_machine_reorg): New.
9710 * rtl.h (extern void purge_line_number_notes): New.
9711 * sched-rgn.c (gate_handle_sched, rest_of_handle_sched,
9712 gate_handle_sched2, rest_of_handle_sched2, pass_sched,
9714 * tracer.c (gate_handle_tracer, rest_of_handle_tracer,
9716 * value-prof.c (gate_handle_value_profile_transformations,
9717 rest_of_handle_value_profile_transformations,
9718 pass_value_profile_transformations): New.
9719 * var-tracking.c (gate_handle_var_tracking,
9720 pass_variable_tracking): New.
9721 * web.c (gate_handle_web, rest_of_handle_web, pass_web): New.
9723 * passes.c (open_dump_file, close_dump_file, rest_of_handle_final,
9724 rest_of_handle_delay_slots, rest_of_handle_stack_regs,
9725 rest_of_handle_variable_tracking, rest_of_handle_machine_reorg,
9726 rest_of_handle_old_regalloc, rest_of_handle_regrename,
9727 rest_of_handle_reorder_blocks, rest_of_handle_partition_blocks,
9728 rest_of_handle_sms, rest_of_handle_sched, rest_of_handle_sched2,
9729 rest_of_handle_gcse2, rest_of_handle_regmove,
9730 rest_of_handle_tracer, rest_of_handle_if_conversion,
9731 rest_of_handle_if_after_combine, rest_of_handle_if_after_reload,
9732 rest_of_handle_web, rest_of_handle_branch_prob,
9733 rest_of_handle_value_profile_transformations, rest_of_handle_cfg,
9734 rest_of_handle_jump_bypass, rest_of_handle_combine,
9735 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
9736 rest_of_handle_gcse, rest_of_handle_loop_optimize,
9737 rest_of_handle_loop2, rest_of_handle_branch_target_load_optimize,
9738 rest_of_handle_mode_switching, rest_of_handle_jump,
9739 rest_of_handle_eh, rest_of_handle_stack_adjustments,
9740 rest_of_handle_flow2, rest_of_handle_jump2,
9741 rest_of_handle_peephole2, rest_of_handle_postreload,
9742 rest_of_handle_shorten_branches, rest_of_clean_state,
9743 rest_of_compilation): Remove.
9745 * cgraphunit.c (ipa_passes): Moved from tree-optimize.c.
9746 * passes.c (dump_flags, in_gimple_form, all_passes,
9747 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9748 register_dump_files, next_pass_1, last_verified, execute_todo,
9749 execute_one_pass, execute_pass_list, execute_ipa_pass_list): Moved
9750 from tree-optimize.c.
9751 (init_optimization_passes): Moved from tree-optimize.c,
9752 adding the RTL optimizations.
9753 * tree-dump.h (dump_info_p, dump_flag): Moved from tree.h.
9754 * tree-optimize.c (dump_flags, in_gimple_form, all_passes,
9755 all_ipa_passes, all_lowering_passes, register_one_dump_file,
9756 register_dump_files, next_pass_1, last_verified, execute_todo,
9757 execute_one_pass, execute_pass_list, execute_ipa_pass_list,
9758 init_tree_optimization_passes, ipa_passes): Delete.
9759 * tree-pass.h (enum tree_dump_index): Moved from tree.h, removing
9761 (TDF_*, get_dump_file_name, dump_enabled_p, dump_initialized_p,
9762 dump_begin, dump_end, dump_node, dump_switch_p, dump_flag_name): Moved
9764 (ipa_passes): Remove.
9765 (all_passes, all_ipa_passes, all_lowering_passes): Now extern.
9766 * tree.h (enum tree_dump_index, TDF_*, get_dump_file_name,
9767 dump_enabled_p, dump_initialized_p, dump_begin, dump_end, dump_node,
9768 dump_switch_p, dump_flag_name): Moved to tree-pass.h.
9769 (dump_info_p, dump_flag): Moved to tree-dump.h.
9771 * Makefile.in: Adjust dependencies for tree-pretty-print.c,
9773 * passes.c (finish_optimization_passes): Use dump_begin
9774 and dump_end, TDI_end.
9775 (gate_rest_of_compilation): New.
9776 (pass_rest_of_compilation): Use it.
9777 (gate_postreload, pass_postreload): New.
9778 * toplev.c (general_init): Rename init_tree_optimization_passes.
9779 * toplev.h (init_tree_optimization_passes): Rename to
9780 init_optimizations_passes.
9781 * tree-dump.c (dump_flag): Make static.
9782 (dump_files): Remove RTL dumps.
9783 * tree-optimize.c (pass_all_optimizations, pass_early_local_passes,
9784 pass_cleanup_cfg, pass_free_cfg_annotations,
9785 pass_cleanup_cfg_post_optimizing, pass_free_datastructures,
9786 pass_init_datastructures, pass_fixup_cfg): Make non-static.
9787 * tree-pretty-print.c: Include tree-pass.h.
9788 * cgraph.c: Include tree-dump.h.
9790 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9792 * tree-ssa-structalias.c (get_constraint_exp_from_ssa_var):
9793 Only fall back to saying it points to readonly memory if
9796 2005-07-05 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
9798 * config/m32r/m32r-protos.h: Remove m32r_finalize_pic.
9799 * config/m32r/m32r.c (m32r_compute_frame_size,
9800 m32r_expand_prologue): Take current_function_profile into
9801 account whenever we reference
9802 current_function_uses_pic_offset_table.
9803 (m32r_finalize_pic): Remove.
9804 * config/m32r/m32r.h (FINALIZE_PIC): Likewise.
9806 2005-07-05 Kazu Hirata <kazu@codesourcery.com>
9808 * Makefile.in (stamp-as): Use $(ORIGINAL_AS_FOR_TARGET)
9809 instead of $<. Don't remove ./as if it already exists.
9811 2005-07-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9814 * pa.md: Remove fcpy alternative from movhi and movqi patterns.
9815 * pa32-regs.h (HARD_REGNO_NREGS): Return two floating point registers
9816 for complex modes when generating code for PA 1.0.
9817 (VALID_FP_MODE_P): New macro.
9818 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9819 sets for all general and floating point modes. Align wide floating
9820 point modes to even register boundaries to comply with architectural
9822 (CLASS_MAX_NREGS): Update to align with change to HARD_REGNO_NREGS.
9823 * pa64-regs.h (HARD_REGNO_NREGS): Update comment and formatting.
9824 (VALID_FP_MODE_P): New macro.
9825 (HARD_REGNO_MODE_OK): Use VALID_FP_MODE_P. Use non-overlapping register
9826 sets for all general and floating point modes. Align wide floating
9827 point modes to even register boundaries to comply with architectural
9830 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9832 * tree-dump.c (dump_files): Initialize dump number for .cgraph
9835 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9837 * tree-ssa-structalias.c: Don't include expr.h.
9839 2005-07-04 Diego Novillo <dnovillo@redhat.com>
9841 * tree-iterator.h (TSI_NEW_STMT, TSI_SAME_STMT): Fix
9844 2005-07-04 Daniel Berlin <dberlin@dberlin.org>
9846 Fix PR tree-optimization/22279
9848 * tree-ssa-structalias.c (offset_overlaps_with_access): Use
9851 2005-07-04 J"orn Rennecke <joern.rennecke@st.com>
9853 * sh.c (output_ieee_ccmpeq): Replace "\\;" with "\n\t".
9855 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9857 * bb-reorder.c, c-pch.c, c-pragma.c, c.opt, cfghooks.c, cfgloop.c,
9858 cfgrtl.c, cgraphunit.c, config/c4x/c4x.c, config/cris/cris.c,
9859 config/frv/frv.c, config/host-darwin.c, config/iq2000/iq2000.c,
9860 config/lynx.h, config/m68k/m68k.c, config/pa/pa.c, config/sh/sh.h,
9861 config/stormy16/stormy16.c, config/v850/v850.c,
9862 config/vax/netbsd-elf.h, coverage.c, dwarf2out.c, emit-rtl.c,
9863 except.c, gcc.c, tree-cfg.c, tree-eh.c, tree-ssa.c, xcoffout.c:
9864 Avoid "." or "\n" at end of diagnostics and capital letters at
9865 start of diagnostics.
9866 * combine.c, cse.c: Don't translate dump file output.
9867 * toplev.c (print_version): Only translate output if going to
9870 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9872 * c-decl.c, tree-object-size.c, tree-vectorizer.c,
9873 config/arm/unwind-arm.c, config/arm/unwind-arm.h: Fix comment
9876 2005-07-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
9878 * pa.c (fix_range): Fix typo in comment.
9880 2005-07-03 Kazu Hirata <kazu@codesourcery.com>
9882 * tree-vrp.c (extract_range_from_assert): Replace
9883 fold (build (...)) with fold_build2.
9885 2005-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9887 * c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
9888 gcc_gfc_char_table, init_dynamic_gfc_info): New.
9889 (format_types_orig, handle_format_attribute): Add support for
9892 2005-07-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
9894 * varasm.c (assemble_variable): Fix format specifier thinko.
9896 2005-07-03 Ira Rosen <irar@il.ibm.com>
9898 PR tree-optimization/22029 (and 22135)
9899 * tree-pretty-print.c (dump_generic_node): Check that the node is not
9900 a phi node before calling dump_vops.
9902 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9904 * tree-dump.h (dump_string_field): Declare.
9905 * tree-dump.c: Use it instead of dump_string.
9906 (dump_string_field): Make non-static.
9908 2005-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
9910 * config/sh/sh.c (sh_output_mi_thunk): Initialize and clean
9911 up the minimal CFG stuff always when optimize > 0. Call
9912 split_all_insns_noflow in PIC case if needed.
9914 2005-07-02 Gabriel Dos Reis <gdr@integrable-solutions.net>
9915 Christian Ehrhardt <ehrhardt@mathematik.uni-ulm.de>
9918 * c-decl.c (c_write_global_declarations): Dump contents of
9920 * tree-dump.c (dequeue_and_dump): Dump abstract origin of a decl.
9921 <TRY_FINALLY_EXPR>, <RETURN_EXPR>, <CASE_LABEL_EXPR>, <LABEL_EXPR>,
9922 <GOTO_EXPR>, <SWITCH_EXPR>: Add.
9923 (dump_enabled_p): Return TRUE if PHASE is TDI_all and any dump
9926 2005-07-03 Joseph S. Myers <joseph@codesourcery.com>
9928 * c-common.h (GCC_DIAG_STYLE): Define.
9929 * c-tree.h (GCC_DIAG_STYLE): Do not define. Change minimum GCC
9930 version for format checking to 4.1.
9931 * c-format.c: Include toplev.h after c-common.h.
9932 (enum format_type): Add gcc_tdiag_format_type.
9933 (gcc_tdiag_length_specs, gcc_tdiag_flag_pairs,
9934 gcc_tdiag_flag_specs, gcc_tdiag_char_table): New.
9935 (format_types_orig): Add gcc_tdiag.
9936 (init_dynamic_diag_info): Support gcc_tdiag formats.
9937 (handle_format_attribute): Likewise.
9938 * toplev.h (NO_FRONT_END_DIAG, ATTRIBUTE_GCC_FE_DIAG): Remove.
9939 (GCC_DIAG_STYLE): Default to __gcc_tdiag__. Change minimum GCC
9940 version for format checking to 4.1.
9941 (warning0, warning, error, pedwarn, sorry): Use
9943 * config/rs6000/rs6000.c (altivec_expand_builtin), varasm.c
9944 (finish_aliases_1): Do not use %qE.
9945 * config/arm/arm.c, config/i386/i386.c, config/mmix/mmix.c,
9946 config/pdp11/pdp11.c, stor-layout.c, tree-eh.c, tree-ssa.c:
9947 Correct format bugs.
9948 * config/v850/v850-protos.h (v850_output_aligned_bss): Change size
9949 parameter to unsigned HOST_WIDE_INT.
9950 * config/v850/v850.c (v850_output_aligned_bss): Likewise.
9952 2005-07-02 David Edelsohn <edelsohn@gnu.org>
9955 * expr.c (write_complex_part): Use adjust_address for MEM.
9956 (read_complex_part): Same.
9958 2005-07-02 Daniel Berlin <dberlin@dberlin.org>
9960 Fix PR tree-optimization/22280
9962 * tree-sra.c (generate_element_init): Remove useless loop.
9964 2005-07-02 Richard Henderson <rth@redhat.com>
9966 * config/alpha/alpha.c (alpha_legitimize_address): Check for
9968 (alpha_stdarg_optimize_hook): Use DECL_UID with va_list_vars.
9970 2005-07-02 Andrew Pinski <pinskia@physics.uc.edu>
9973 * fold-const.c (fold_binary): Handle the return value of
9974 fold_to_nonsharp_ineq_using_bound if we get back the same operand back.
9975 Implement "X +- C1 CMP C2" folding to "X CMP C2 -+ C1".
9977 2005-07-02 Jeff Law <law@redhat.com>
9979 * tree-ssa-dom.c (find_equivalent_equality_comparison): Do not
9980 a eliminate type conversion which feeds an equality comparison
9981 if the original type or either operand in the comparison is a
9984 2005-07-02 Joseph S. Myers <joseph@codesourcery.com>
9986 * c.opt, common.opt, config/bfin/bfin.opt, config/pa/pa.opt,
9987 config/rs6000/rs6000.opt, params.def: Remove "." from end of help
9989 * config/avr/avr.c: Do not use '`' as left quote.
9990 * config/rs6000/rs6000.c, config/s390/s390.c, opts.c, tree.c:
9991 Remove "." from end of diagnostics. Make diagnostics start with
9994 2005-07-02 Zack Weinberg <zack@codesourcery.com>
9995 Joseph S. Myers <joseph@codesourcery.com>
9997 * toplev.c (default_tree_printer): Handle setting location with
9999 * c-objc.common.c (c_tree_printer): Likewise.
10000 * c-format.c (gcc_diag_flag_specs): Add '+'.
10001 (gcc_cdiag_char_table): Allow '+' flag for tree formats.
10002 (format_types_orig): Allow '+' flag for gcc_diag and gcc_cdiag
10004 * c-common.c, c-decl.c, c-objc-common.c, c-pragma.c,
10005 config/arm/pe.c, config/i386/winnt.c, config/ia64/ia64.c,
10006 config/mcore/mcore.c, config/sh/symbian.c, config/sol2.c,
10007 config/v850/v850.c, function.c, stor-layout.c, toplev.c,
10008 tree-inline.c, tree-optimize.c, tree.c, varasm.c: Use '+' flag
10009 instead of %J or %H. Use 'q' flag for quoting. Avoid '.' at end
10010 of diagnostics. Use %q+D not %s for a decl. Do not pass excess
10011 format arguments where %J is used without %D.
10013 2005-07-02 Jakub Jelinek <jakub@redhat.com>
10015 * gcc.c (LINK_SSP_SPEC): Define.
10016 (link_ssp_spec): New variable.
10017 (LINK_COMMAND_SPEC): Add %(link_ssp).
10018 (static_specs): Add link_ssp_spec.
10019 * configure.ac (TARGET_LIBC_PROVIDES_SSP): New test.
10020 * configure: Rebuilt.
10021 * config.in: Rebuilt.
10023 * config/rs6000/linux.h (TARGET_THREAD_SSP_OFFSET): Define.
10024 * config/rs6000/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10025 * config/i386/linux.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10026 * config/i386/linux64.h (TARGET_THREAD_SSP_OFFSET): Likewise.
10027 * config/rs6000/rs6000.md (stack_protect_set, stack_protect_test):
10028 If TARGET_THREAD_SSP_OFFSET is defined, use -0x7010(13) resp.
10029 -0x7008(2) instead of reading __stack_chk_guard variable.
10030 * config/i386/i386.md (UNSPEC_SP_SET, UNSPEC_SP_TEST): Change
10032 (UNSPEC_SP_TLS_SET, UNSPEC_SP_TLS_TEST): New constants.
10033 (stack_protect_set, stack_protect_test): Use *_tls* patterns
10034 if TARGET_THREAD_SSP_OFFSET is defined.
10035 (stack_tls_protect_set_si, stack_tls_protect_set_di,
10036 stack_tls_protect_test_si, stack_tls_protect_test_di): New insns.
10039 2005-06-27 Richard Henderson <rth@redhat.com>
10040 * libgcc-std.ver (GCC_4.1.0): New.
10041 * libgcc.h (__stack_chk_guard): Declare.
10042 (__stack_chk_fail, __stack_chk_fail_local): Declare.
10043 * libgcc2.c (L_stack_chk, L_stack_chk_local): New.
10044 * mklibgcc.in (lib2funcs): Add them.
10046 2005-07-01 Richard Henderson <rth@redhat.com>
10048 * config/i386/linux-unwind.h (x86_64_fallback_frame_state): Cast to
10049 void * before struct sigcontext *.
10050 (x86_fallback_frame_state): Likewise.
10052 2005-07-01 James E. Wilson <wilson@specifixinc.com>
10054 * doc/invoke.texi (-funit-at-a-time): Correct grammar in second bullet.
10056 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
10059 * tree-ssa-reassoc.c (should_transpose): Fix which operand
10060 we check for SSA_NAME for.
10062 2005-07-01 Daniel Berlin <dberlin@dberlin.org>
10064 Fix PR tree-optimization/22071
10066 * tree-ssa-structalias.c (offset_overlaps_with_access): New
10068 (get_constraint_for_component_ref): Use it.
10070 2005-07-01 Andrew Pinski <pinskia@physics.uc.edu>
10073 * diagnostic.c (diagnostic_report_current_module): Use pp_newline to
10074 print out the last new line.
10076 2005-07-01 Hans-Peter Nilsson <hp@axis.se>
10078 * config/cris/cris.md (CRIS_CC0_REGNUM): New constant.
10079 Swap numbers for CRIS_AP_REGNUM and CRIS_MOF_REGNUM.
10080 * config/cris/cris.c (cris_conditional_register_usage): Adjust
10081 reg_names[CRIS_CC0_REGNUM] for early CRIS versions.
10082 (cris_print_operand) <case REG>: Handle CRIS_CC0_REGNUM.
10083 (cris_md_asm_clobbers): Clobber CRIS_CC0_REGNUM for all asms.
10084 * config/cris/cris.h (CRIS_CANONICAL_CC0_REGNUM): New macro.
10085 (enum reg_class): New member CC0_REGS.
10086 (REG_CLASS_FROM_LETTER): Add 'c' for CC0_REGS.
10087 (FIRST_PSEUDO_REGISTER, CALL_USED_REGISTERS, REG_ALLOC_ORDER)
10088 (HARD_REGNO_MODE_OK, MODES_TIEABLE_P, REG_CLASS_NAMES)
10089 (CRIS_SPECIAL_REGS_CONTENTS, REG_CLASS_CONTENTS, REGNO_REG_CLASS)
10090 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
10091 Adjust for register now described.
10093 2005-07-01 Jakub Jelinek <jakub@redhat.com>
10096 * config/i386/i386.md (stack_protect_test_si,
10097 stack_protect_test_di): Add earlyclobber for scratch 3.
10098 * config/rs6000/rs6000.md (stack_protect_testsi,
10099 stack_protect_testdi): Add earlyclobber for scratch 3,
10100 remove earlyclobber from scratch 4.
10102 Older entries for 2005 can be found in ChangeLog-2005.